CN111536344A

CN111536344A - Modularized splicing device and method for elliptical air pipe

Info

Publication number: CN111536344A
Application number: CN202010551767.9A
Authority: CN
Inventors: 魏丹利; 崔建强; 陈代常; 吴伟; 马伟利; 黄谭; 刘景伟; 王贺; 崔晓丹; 张辉
Original assignee: Scegc No3 Construction Engineering Group Co ltd
Current assignee: Scegc No3 Construction Engineering Group Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2020-08-14
Anticipated expiration: 2040-06-17
Also published as: CN111536344B

Abstract

The invention discloses a modularized plug-in device and a method for oval air pipes, wherein the device comprises an adjustable combined socket mechanism for connecting two adjacent air pipe installation groups, each air pipe installation group comprises M oval air pipes, the two adjacent oval air pipes are connected through a plate rib type socket mechanism, M-N oval air pipes in the M oval air pipes are adjusting air pipes, and air valve type socket mechanisms for installing air valves are arranged on the adjusting air pipes. The method comprises the following steps: firstly, positioning and mounting a support hanger; secondly, determining the installation position of the air valve and installing an air valve type socket mechanism on the ground; thirdly, assembling an air pipe installation group on the ground; fourthly, hoisting and fixing the air pipe installation group; and fifthly, connecting the air pipe installation sets. The invention simplifies the installation procedure of the elliptical air pipe and reduces the construction cost; the modular assembly is completed on the ground, and the assembly and hoisting can be carried out in groups and in regions in the air, so that the installation integration is realized, the high-altitude operation is reduced, and the building space is effectively improved.

Description

Modularized splicing device and method for elliptical air pipe

Technical Field

The invention belongs to the technical field of elliptical air pipes, and particularly relates to a modular plugging device and method for an elliptical air pipe.

Background

The elliptical air pipe is increasingly widely applied to special-shaped structure buildings in other unique structural forms, the traditional elliptical air pipe mainly adopts flange connection, the manufacturing period of the flange is long, the connecting processes are multiple, the environment is easily polluted, and the labor and the time are wasted; the traditional flange manufacturing has the disadvantages of large electric welding operation amount, large flange paint spraying amount, more generated garbage, higher processing cost, no contribution to environmental protection and environmental pollution; the oval air pipe is spliced by adopting screw connection in the traditional flange connection, so that the connection quantity is large, the process is complicated, the period is long, and the labor cost is high; all operations of the traditional construction belong to high-altitude operation, so that the operation amount is large, the construction difficulty is large, the work efficiency is low, and the construction period is long; finally, the space occupied by splicing the oval air pipe through the traditional flange connection is large, the building space is not favorably promoted, and the condition of incongruity with the building style and the shape of the special-shaped structure can be caused.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a modularized splicing device for an elliptical air duct, which is characterized in that the modularized splicing device is provided with the plate rib type socket mechanism, the air valve type socket mechanism and the adjustable combined socket mechanism to form a modularized splicing structure for mounting the elliptical air duct, so that the mounting process of the elliptical air duct is simplified, the electric welding operation in the traditional connection construction is avoided, and the construction cost is reduced; meanwhile, the modular assembly is completed on the ground, and the assembly and hoisting can be carried out in groups and areas in the air, so that the integrated installation is realized, a large amount of overhead work is reduced, the construction difficulty is reduced, and the building space is effectively improved.

In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides an oval type modularization grafting device for tuber pipe which characterized in that: the air pipe installation set comprises M oval air pipes, wherein M is a positive integer larger than 1, the two adjacent oval air pipes are connected through a plate rib type socket mechanism, N oval air pipes in the M oval air pipes are normal air pipes, M-N oval air pipes in the M oval air pipes are adjusting air pipes, an air valve type socket mechanism used for installing an air valve is arranged on the adjusting air pipes, and N is a positive integer and is smaller than M;

the adjustable combined socket mechanism comprises a horizontally arranged mounting bracket, an adjustable tubular plug-in component which is arranged on the mounting bracket and is matched with the elliptical air pipe, and a fixed connecting component which is oppositely arranged on the mounting bracket and the adjustable tubular plug-in component;

the mounting bracket comprises an adjustable cross brace component arranged horizontally, an adjustable suspension component arranged vertically and a connecting rod which is arranged between the adjustable cross brace component and the adjustable suspension component oppositely and used for connecting the adjustable cross brace component and the adjustable suspension component; the adjustable transverse support assembly comprises adjustable transverse supports and vertical supports, the adjustable transverse supports are oppositely arranged, the vertical supports are vertically arranged at the end parts of the adjustable transverse supports, the adjustable transverse supports and the two vertical supports are processed into a whole, the adjustable transverse supports and the two vertical supports form a door-shaped structure, the opening of the door-shaped structure faces the adjustable suspension assembly, and the area defined by the door-shaped structure is the installation area of the adjustable tubular insertion assembly; the adjustable suspension assembly comprises adjustable suspension arms oppositely arranged at two ends of the adjustable cross brace and a fixing plate arranged at the end part of the adjustable suspension arm far away from the adjustable cross brace, and the adjustable suspension arms and the fixing plate are processed into a whole; the connecting rod is relatively provided with a first adjusting hole;

the adjustable pipe type inserting assembly comprises a female pipe horizontally arranged in the installation area and male pipes oppositely arranged on two sides of the female pipe, the cross sectional area of the female pipe is larger than that of the male pipe, and one side of each male pipe is inserted into the female pipe; the main pipe is oppositely provided with an adjusting hole assembly, and the adjusting hole assembly comprises second adjusting holes which are distributed along the length direction of the main pipe and are matched with the first adjusting holes; fixed connection subassembly is including setting up relatively fixing base on the public pipe lateral surface and with fixing base matched with adjustment handle.

Foretell oval type modularization grafting device for tuber pipe, its characterized in that: the plate rib type socket mechanism comprises a plate rib socket body, a reinforcing frame vertically arranged in the plate rib socket body and a limiting stirrup arranged on the outer side of the plate rib socket body; the plate rib socket body comprises a fixing ring matched with the limiting hoop rib and two inserting rings which are oppositely arranged at two sides of the fixing ring and respectively matched with the oval air pipes at two sides; the fixing ring comprises two circular truncated cone type fixing ring belts which are arranged oppositely and are of hollow structures, and the outer diameter of one end, close to the inserting ring, of each circular truncated cone type fixing ring belt is smaller than that of one end, far away from the inserting ring, of each circular truncated cone type fixing ring belt; the outer diameter of one end, close to the circular truncated cone type fixed ring belt, of the plug-in mounting ring is larger than the outer diameter of one end, far away from the circular truncated cone type fixed ring belt, of the plug-in mounting ring, and the limiting hooping is sleeved on the fixed ring.

Foretell oval type modularization grafting device for tuber pipe, its characterized in that: the air valve type socket mechanism comprises a socket box body and an air valve, the socket box body is vertically arranged, the air valve is arranged in the socket box body, the socket box body is a hollow cube, socket holes are oppositely formed in the socket box body, a socket belt matched with an elliptical air pipe is arranged at the edge of each socket hole, and the outer diameter of one end, close to the socket box body, of each socket belt is larger than the outer diameter of one end, far away from the socket box body, of each socket belt.

Foretell oval type modularization grafting device for tuber pipe, its characterized in that: the fixed seat is arranged on a pipe section of the male pipe extending into the female pipe and comprises a fixed base fixed on the outer side surface of the male pipe and a fixed nut arranged in the fixed base, and the fixed seat is arranged on the outer side surface close to the second adjusting hole; the end part of the adjusting handle sequentially horizontally penetrates through the first adjusting hole and the second adjusting hole and then is connected with the fixing nut; and the end part of the adjusting handle penetrating through the second adjusting hole is provided with an external thread matched with the fixing nut.

Foretell oval type modularization grafting device for tuber pipe, its characterized in that: the limiting frame is arranged in the main pipe, and the limiting frame is arranged along the width direction of the main pipe and arranged on the central line of the length direction of the main pipe.

Foretell oval type modularization grafting device for tuber pipe, its characterized in that: the structure of the reinforcing frame is the same as that of the limiting frame, the reinforcing frame comprises transverse supporting rods and vertical supporting rods, the transverse supporting rods and the vertical supporting rods are oppositely arranged, the transverse supporting rods and the vertical supporting rods jointly form a rectangular frame, vertical auxiliary supporting rods are vertically arranged in the rectangular frame, and the vertical auxiliary supporting rods are arranged in the middle of the rectangular frame.

Foretell oval type modularization grafting device for tuber pipe, its characterized in that: the adjustable cross brace comprises a first cross brace fixedly connected with one vertical brace, a second cross brace fixedly connected with the other vertical brace and capable of moving along the length direction of the first cross brace, and a first adjusting bolt arranged at the joint of the first cross brace and the second cross brace and used for connecting the first cross brace and the second cross brace; the structure size of first stull and second stull is the same, first stull and second stull are L shape arm.

Foretell oval type modularization grafting device for tuber pipe, its characterized in that: the adjustable suspension arm comprises a first suspension arm fixedly connected with the connecting rod, a second suspension arm fixedly connected with the fixing plate and capable of moving along the length direction of the first suspension arm, and a second adjusting bolt arranged at the joint of the first suspension arm and the second suspension arm and used for connecting the first suspension arm and the second suspension arm; the first suspension arm and the second suspension arm are identical in structural size, and the first suspension arm and the second suspension arm are both L-shaped arms.

Foretell oval type modularization grafting device for tuber pipe, its characterized in that: the connecting rod is horizontally arranged between the vertical support and the second suspension arm, and the first adjusting holes are distributed along the length direction of the connecting rod; the first adjusting hole and the second adjusting hole are identical in structural size.

The invention also provides a method for plugging the elliptical air pipe by using the modular plugging device for the elliptical air pipe, which is characterized by comprising the following steps of: the method comprises the following steps:

step one, positioning and mounting a support hanger: guiding the mounting position of the support hanger in the mounting area of the elliptical air duct by using an infrared positioning instrument; mounting support hangers at equal intervals along a guide line of the infrared locator;

step two, determining the installation position of the air valve and installing an air valve type socket mechanism on the ground: determining the installation position of an air valve according to design requirements, installing the air valve type socket mechanism at the determined installation position of the air valve, wherein the two elliptic air pipes connected with the air valve type socket mechanism are adjusting air pipes; laying an air valve type sealing strip on the socket strip, which is far away from the outer side of the socket box body, wherein the air valve type sealing strip is laid along the circumferential direction of the socket strip, and inserting one end of one adjusting air pipe from one side of the air valve type socket mechanism, which is provided with the socket hole, until the end part of the adjusting air pipe abuts against the side surface of the socket box body; connecting the adjusting air pipe and the socket belt by using a second fastener, and sealing the joint of the adjusting air pipe and the side surface of the socket box body by using glue; inserting one end of the other adjusting air pipe from the other side of the air valve type socket mechanism provided with the socket hole until the end part of the adjusting air pipe abuts against the side surface of the socket box body; connecting the other adjusting air pipe with the socket belt by using a second fastener, and performing glue sealing on the connection part of the other adjusting air pipe and the side surface of the socket box body; installing the rest air valve type socket mechanisms needing to be installed by adopting the same method;

step three, assembling an air pipe installation group on the ground: the plate rib type socket mechanisms are arranged between the normal air pipes in the M elliptical air pipes and between the normal air pipes and the adjusting air pipes; laying a plate rib type sealing belt on the outer side of the cartridge ring, which is far away from the fixing ring, wherein the plate rib type sealing belt is arranged along the circumferential direction of the cartridge ring;

inserting one end of an elliptical air pipe from one side of the plate rib type socket mechanism until the end of the elliptical air pipe abuts against the joint of the fixing ring and the inserting ring, fixing the elliptical air pipe and the inserting ring by using a first fastener, and sealing the joint of the elliptical air pipe and the fixing ring by using glue; inserting one end of the other elliptical air pipe from the other side of the plate rib type socket mechanism until the end of the elliptical air pipe abuts against the joint of the fixing ring and the inserting ring, fixing the other elliptical air pipe and the inserting ring by using a first fastener, and performing glue sealing on the joint of the other elliptical air pipe and the fixing ring; connecting all the residual elliptical air pipes in the M elliptical air pipes by the same method to form an air pipe installation group;

hoisting and fixing the air pipe installation group: connecting a chain block to the air pipe installation assembly, sequentially hoisting the assembled air pipe installation assembly into a support hanger, and fixing the air pipe installation assembly in the support hanger by using a fixing piece;

and step five, connection between the air pipe installation groups:

step 501, preparation work before connection: the length of the adjustable cross brace is adjusted according to the width of the oval air pipe, so that the installation of the adjustable pipe type inserting and connecting assembly is ensured, and the length of the adjustable suspension arm is adjusted according to the distance between the air pipe installation assembly and the top of a factory building, so that the height of the adjustable combined type inserting and connecting mechanism is equal to the design height of the air pipe installation assembly;

placing the adjustable tubular plug-in component in the mounting bracket, and enabling the end part of the adjusting handle to sequentially horizontally penetrate through the first adjusting hole and the second adjusting hole and then be connected with the fixing nut; pushing the adjusting handle to push the male pipes on the two sides of the female pipe into the female pipe so that the side surfaces, far away from the limiting frame, of the male pipes are flush with the side surfaces of the female pipe;

step 502, fixing an adjustable combined socket mechanism: the adjustable combined socket mechanism is arranged between two adjacent air pipe installation groups in the front and the back, so that the central axis of the main pipe in the length direction is coincident with the central axis of the two air pipe installation groups in the extension direction, and the adjustable combined socket mechanism is fixed between the two air pipe installation groups by using a fastening bolt;

step 503, determining the connection type between the two air pipe installation groups: connecting the end part of the last section of the oval air pipe in the former air pipe installation group and the end part of the first section of the oval air pipe in the latter air pipe installation group in a first type when the distance between the end parts is equal to the length of the main pipe, and executing step 504; performing a second type of connection when the distance between the end of the last section of the oval air pipe in the former air pipe installation group and the end of the first section of the oval air pipe in the latter air pipe installation group is greater than the length of the main pipe, and executing step 505; performing a third connection when the distance between the end of the last section of the oval air pipe in the former air pipe installation group and the end of the first section of the oval air pipe in the latter air pipe installation group is smaller than the length of the main pipe, and executing step 506;

step 504, first type connection: pushing an adjusting handle of the air pipe installation group close to the front side to enable a male pipe of the air pipe installation group close to the front side to extend into a tail section of the oval air pipe of the air pipe installation group, connecting the tail section of the oval air pipe with the male pipe by using a third fastener, and sealing the joint of the female pipe and the tail section of the oval air pipe by glue;

pushing an adjusting handle close to the air pipe installation group at the rear side to enable a male pipe close to the air pipe installation group at the rear side to extend into a first section of the elliptical air pipe of the air pipe installation group, connecting the first section of the elliptical air pipe with the male pipe by using a third fastener, and sealing the joint of the female pipe and the first section of the elliptical air pipe by using glue;

step 505, second type connection: the auxiliary air pipe joint comprises an auxiliary air pipe joint and a plate rib type socket mechanism connected to the auxiliary air pipe joint, the structure of the auxiliary air pipe joint is the same as that of the elliptic air pipe, and the auxiliary air pipe joint is connected with a tail section elliptic air pipe of the front air pipe installation group or a first section elliptic air pipe of the rear air pipe installation group through the plate rib type socket mechanism arranged on the auxiliary air pipe joint; the sum of the length of the auxiliary air pipe combined section and the length of the main pipe is equal to the distance between the end part of the last section of the elliptic air pipe in the previous air pipe installation group and the end part of the first section of the elliptic air pipe in the next air pipe installation group;

when the auxiliary air pipe combined joint is connected with the tail section oval air pipe of the air pipe installation group on the front side, pushing an adjusting handle close to the auxiliary air pipe combined joint to enable a male pipe close to the auxiliary air pipe combined joint to extend into the auxiliary air pipe joint of the auxiliary air pipe combined joint, connecting the auxiliary air pipe joint and the male pipe by using a third fastening piece, and sealing the joint of the female pipe and the auxiliary air pipe joint by using glue; pushing an adjusting handle close to the air pipe installation group at the rear side to enable a male pipe close to the air pipe installation group at the rear side to extend into a first section of the elliptical air pipe of the air pipe installation group, connecting the first section of the elliptical air pipe with the male pipe by using a third fastener, and sealing the joint of the female pipe and the first section of the elliptical air pipe by using glue;

when the auxiliary air pipe combined section is connected with a first section of elliptical air pipe of the rear air pipe installation set, an adjusting handle close to the front air pipe installation set is pushed, a male pipe close to the front air pipe installation set extends into a last section of the elliptical air pipe of the air pipe installation set, a third fastener is used for connecting the last section of the elliptical air pipe with the male pipe, and the joint of the female pipe and the last section of the elliptical air pipe is sealed by glue;

pushing an adjusting handle close to the auxiliary air pipe combined joint to enable a male pipe close to the auxiliary air pipe combined joint to extend into the auxiliary air pipe joint of the auxiliary air pipe combined joint, connecting the auxiliary air pipe joint and the male pipe by using a third fastener, and sealing the joint of the female pipe and the auxiliary air pipe joint by using glue;

step 506, third-class connection: cutting an auxiliary air pipe section on the last section of the oval air pipe of the front air pipe installation group or the first section of the oval air pipe of the rear air pipe installation group, wherein the structure of the auxiliary air pipe section is the same as that of the oval air pipe, and the sum of the distance between the end part of the last section of the oval air pipe in the front air pipe installation group and the end part of the first section of the oval air pipe in the rear air pipe installation group and the length of the auxiliary air pipe section is equal to the length of the main pipe;

pushing an adjusting handle of the air pipe installation group close to the front side to enable a male pipe of the air pipe installation group close to the front side to extend into a tail section of the oval air pipe of the air pipe installation group, connecting the tail section of the oval air pipe with the male pipe by using a third fastener, and sealing the joint of the female pipe and the tail section of the oval air pipe by glue;

promote to be close to the rear side air hose installation group's adjustment handle makes and is close to the rear side air hose installation group's public pipe stretches into to this group the first festival of air hose installation group in the oval-shaped tuber pipe, utilize the third fastener with the first festival oval-shaped tuber pipe and public pipe are connected, and right female pipe and first festival the junction of oval-shaped tuber pipe is glued and is sealed.

Compared with the prior art, the invention has the following advantages:

1. according to the invention, the plate rib type socket mechanism, the air valve type socket mechanism and the adjustable combined socket mechanism are arranged to form a modular plug structure for mounting the elliptical air pipe, so that the mounting process of the elliptical air pipe is simplified, the electric welding operation in the traditional connection construction is avoided, the construction cost is reduced, and the environment is protected; meanwhile, a large amount of overhead operation is reduced, and the construction difficulty is reduced.

2. The inner diameter of the plug-in mounting ring is gradually reduced along the direction far away from the fixing ring, so that the elliptical air pipe is convenient to mount; the oval air pipe and the plate rib bearing and inserting body are prevented from being disconnected in the connecting process by combining the fixing ring and the limiting hooping, and the oval air pipe can be limited.

3. By arranging the plate rib type socket mechanism, the invention can reduce the labor intensity of the operation of inserting the elliptical air pipe, shorten the construction period of inserting the elliptical air pipe, reduce the manufacturing procedures and improve the construction efficiency.

4. According to the invention, the plate rib type socket mechanism is used for plugging the elliptical air pipe, so that the plate rib type socket mechanism and the elliptical air pipe can be integrally installed, modular assembly is completed on the ground, and the assembly and hoisting can be carried out in groups and in different areas in the air, so that the building space is effectively improved, the construction efficiency is improved, the construction difficulty is reduced, and the construction safety is ensured.

5. The installation support can be used as a special track of the adjustable tubular insertion assembly, so that the movement and adjustment of the adjustable tubular insertion assembly are facilitated, the telescopic of the male pipe can be realized by arranging the fixed connection assembly, the installation and the disassembly of the adjustable tubular insertion assembly are facilitated, the later operation and maintenance are facilitated, and the later operation and maintenance cost is reduced.

6. The invention has simple process, low technical requirement on constructors, simple operation, small construction difficulty, short construction period and easy control of the whole quality.

In conclusion, the plate rib type socket mechanism, the air valve type socket mechanism and the adjustable combined socket mechanism form a modular plug structure for mounting the elliptical air pipe, so that the mounting process of the elliptical air pipe is simplified, the electric welding operation in the traditional connection construction is avoided, and the construction cost is reduced; meanwhile, the modular assembly is completed on the ground, and the assembly and hoisting can be carried out in groups and areas in the air, so that the integrated installation is realized, a large amount of overhead work is reduced, the construction difficulty is reduced, and the building space is effectively improved.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

Fig. 1 is a view showing a state of use of the modular plug-in apparatus for an oval wind pipe according to the present invention.

Fig. 2 is a schematic view of the connection relationship between the adjustable combined socket mechanism and the elliptical air duct.

FIG. 3 is a schematic view showing the connection relationship between the air valve type socket mechanism and the elliptical air duct according to the present invention.

FIG. 4 is a schematic view showing the connection relationship between the plate rib type socket mechanism and the elliptical air duct.

Fig. 5 is a schematic structural diagram of the adjustable combined socket mechanism of the invention.

Fig. 6 is a schematic structural view of the mounting bracket of the present invention.

Fig. 7 is a schematic structural view of the adjustable tubular socket assembly of the present invention.

FIG. 8 is a schematic view of the connection between the male tube and the fixing base according to the present invention.

Fig. 9 is a schematic structural diagram of the plate rib type socket mechanism of the invention.

Fig. 10 is a schematic structural view of a reinforcing frame according to the present invention.

FIG. 11 is a schematic view showing the connection between the retainer ring and the insert ring according to the present invention.

Fig. 12 is a schematic structural diagram of the air valve type socket mechanism of the invention.

FIG. 13 is a flow chart of the present invention.

Description of reference numerals:

1-a plate rib socket body; 1-a fixed ring; 1-2-plug ring;

2, limiting hooping; 3, reinforcing the frame; 3-1-transverse support bar;

3-2-vertical support bar; 3-vertical auxiliary supporting rod; 4, inserting the box body;

5-air valve; 6, inserting a bearing belt; 7-a main pipe;

7-1 — a second adjustment aperture; 8, a male pipe; 9-an elliptical air duct;

10, a limit frame; 11-adjusting handle; 12-a connecting rod;

12-1 — a first adjustment aperture; 13-1 — a first cross brace; 13-2-a second cross brace;

14-1 — a first suspension arm; 14-2 — a second suspension arm; 15-fixing the plate;

16-vertical bracing; 17-fastening bolts; 18-1-a stationary base;

18-2-a fixing nut; 19-a hanger; 20 — a first fastener;

21 — a second fastener; 22 — third fastener.

Detailed Description

The modular plug device for the oval air ducts shown in fig. 1 to 12 comprises an adjustable combined socket mechanism for connecting two adjacent air duct installation sets, wherein each air duct installation set comprises M oval air ducts 9, M is a positive integer greater than 1, the two adjacent oval air ducts 9 are connected through a plate rib type socket mechanism, N oval air ducts 9 in the M oval air ducts 9 are normal air ducts, M-N oval air ducts 9 in the M oval air ducts 9 are adjusting air ducts, and the adjusting air ducts are provided with air valve type socket mechanisms for installing air valves 5, wherein N is a positive integer and N is smaller than M;

as shown in fig. 5, the adjustable combined socket mechanism includes a horizontally disposed mounting bracket, an adjustable tubular socket assembly mounted on the mounting bracket and matching with the elliptical air duct 9, and a fixed connection assembly oppositely disposed on the mounting bracket and the adjustable tubular socket assembly;

as shown in fig. 6, the mounting bracket includes a horizontally arranged adjustable cross brace assembly, a vertically arranged adjustable suspension assembly, and a connecting rod 12 oppositely arranged between the adjustable cross brace assembly and the adjustable suspension assembly for connecting the adjustable cross brace assembly and the adjustable suspension assembly; the adjustable cross brace component comprises an adjustable cross brace and vertical braces 16 which are oppositely arranged and are vertically arranged at the end parts of the adjustable cross brace, the adjustable cross brace and the two vertical braces 16 are processed into a whole, the three vertical braces form a door-shaped structure, the opening of the door-shaped structure faces the adjustable suspension component, and the area surrounded by the door-shaped structure is the installation area of the adjustable tubular plug-in component; the adjustable suspension assembly comprises adjustable suspension arms oppositely arranged at two ends of the adjustable cross brace and a fixing plate 15 arranged at the end part of the adjustable suspension arm far away from the adjustable cross brace, and the adjustable suspension arms and the fixing plate 15 are processed into a whole; a first adjusting hole 12-1 is formed in the connecting rod 12 in a relatively opened mode;

as shown in fig. 7, the adjustable tubular socket assembly includes a female tube 7 horizontally disposed in the installation area and a male tube 8 oppositely disposed at both sides of the female tube 7, the cross-sectional area of the female tube 7 is larger than that of the male tube 8, and one side of the male tube 8 is inserted into the female tube 7; the main pipe 7 is relatively provided with an adjusting hole assembly, and the adjusting hole assembly comprises a second adjusting hole 7-1 which is distributed along the length direction of the main pipe 7 and is matched with the first adjusting hole 12-1; fixed connection subassembly is including setting up relatively fixing base on 8 lateral surfaces of public pipe and with fixing base matched with adjustment handle 11.

The installation support can be used as a special track of the adjustable tubular insertion assembly, so that the movement and adjustment of the adjustable tubular insertion assembly are facilitated, the fixed connection assembly is arranged to stretch the male pipe 8, the installation and the disassembly of the adjustable tubular insertion assembly are facilitated, the later operation and maintenance are facilitated, and the later operation and maintenance cost is reduced. The plate rib type socket mechanism, the air valve type socket mechanism and the adjustable combined socket mechanism form a modular plug structure for mounting the elliptical air pipe 9, so that the mounting process of the elliptical air pipe 9 is simplified, the electric welding operation in the traditional connection construction is avoided, the construction cost is reduced, and the environment is protected; meanwhile, a large amount of overhead operation is reduced, and the construction difficulty is reduced.

In practical use, the female pipe 7 and the male pipe 8 are both elliptical pipes, the cross-sectional area of the female pipe 7 is equal to that of the elliptical air duct 9, the length of the female pipe 7 is preferably 380mm, the length of the male pipe 8 is preferably 180mm, and in order to facilitate the male pipe 8 to be inserted into the female pipe 7, the circumference of the male pipe 8 needs to be 6mm smaller than the circumference of the female pipe 7; the inner diameter of the female pipe 7 is equal to that of the connected elliptical air pipe 9, and the inner diameter of the male pipe 8 is smaller than that of the elliptical air pipe 9, so that the elliptical air pipe 9 can be conveniently inserted into the male pipe 8.

As shown in fig. 9 and 11, in this embodiment, the slab rib type socket mechanism includes a slab rib socket body 1, a reinforcing frame 3 vertically disposed in the slab rib socket body 1, and a limiting stirrup 2 disposed outside the slab rib socket body 1; the plate reinforcement socket body 1 comprises a fixing ring 1-1 matched with a limiting hoop reinforcement 2 and two inserting rings 1-2 which are oppositely arranged at two sides of the fixing ring 1-1 and respectively matched with oval air pipes 9 at two sides; the fixing ring 1-1 comprises two circular truncated cone type fixing ring belts which are oppositely arranged and are in hollow structures, and the outer diameter of one end, close to the inserting ring 1-2, of each circular truncated cone type fixing ring belt is smaller than that of one end, far away from the inserting ring 1-2, of each circular truncated cone type fixing ring belt; the outer diameter of one end, close to the circular truncated cone type fixed ring band, of the insertion ring 1-2 is larger than that of one end, far away from the circular truncated cone type fixed ring band, of the insertion ring 1-2, and the limiting stirrup 2 is sleeved on the fixed ring 1-1.

In actual use, the fixing ring 1-1 and the two inserting rings 1-2 are processed and manufactured into a whole, and the two circular table type fixing rings form a fixing area for mounting the reinforcing frame 3; the maximum outer diameter of the plug-in mounting ring 1-2 is equal to the inner diameter of the elliptical air pipe 9; the limiting stirrups 2 are arranged along the circumferential direction of the plate reinforcement socket body 1 and are arranged on the length central line of the plate reinforcement socket body 1. The inclined angle of the plate rib socket body 1 is preferably 0.5 degrees, and the inclined height is preferably 3 mm; the plate rib socket body 1 is formed by pressing a narrow strip metal plate strip; the reinforcing frame 3 is fixedly welded in the plate rib inserting body 1; the width of the limiting stirrup 2 is preferably 20mm, and the height of the limiting stirrup is preferably 10 mm; the inner diameter of the plug-in mounting ring 1-2 is gradually reduced along the direction far away from the fixing ring 1-1 to form a conical structure, so that the elliptical air pipe 9 can be conveniently installed; the fixing ring 1-1 and the limiting hoop 2 are combined to prevent the oval air pipe 9 and the plate rib bearing and inserting body 1 from disjointing in the connection process, so that the oval air pipe 9 can be limited. Through setting up slab muscle formula socket joint mechanism can reduce the operation intensity of labour that oval type tuber pipe 9 was pegged graft, shortens the construction cycle that oval type tuber pipe 9 was pegged graft, and the preparation process is few, has improved the efficiency of construction.

As shown in fig. 12, in this embodiment, the air valve type socket mechanism includes a socket box body 4 vertically disposed and an air valve 5 disposed in the socket box body 4, the socket box body 4 is a cube with a hollow interior, socket holes are oppositely disposed on the socket box body 4, socket belts 6 matched with the elliptical air pipes 9 are disposed at edges of the socket holes, and an outer diameter of one end of each socket belt 6 close to the socket box body 4 is greater than an outer diameter of one end of each socket belt 6 far away from the socket box body 4.

In practical use, the socket belt 6 is arranged on the outer side of the socket box body 4 and distributed along the circumferential direction of the socket holes, the maximum outer diameter of the socket belt 6 is equal to the inner diameter of the elliptical air pipe 9, and the width of the socket belt 6 is preferably 60 mm; the socket strip 6 is gradually inclined inward in a direction approaching the blast gate 5. The socket holes are waist-shaped holes, are distributed along the length direction of the socket box body 4 and are designed to be waist-shaped holes, so that the oval air duct 9 can be conveniently connected. Need utilize blast gate 5 to control oval-shaped tuber pipe 9's use in oval-shaped tuber pipe 9's connection in the branch part, in order to simplify the process in the installation of oval-shaped tuber pipe 9, make most connection work can both accomplish subaerial, place blast gate 5 in place in socket box 4, through being connected of socket box 4 with oval-shaped tuber pipe 9, compatible blast gate 5 and oval-shaped tuber pipe 9's connection, both simplified oval-shaped tuber pipe 9 and connected the process, convenient installation and the protection to blast gate 5 simultaneously. The inner diameter of the socket belt 6 is gradually reduced along the direction far away from the air valve 5, so that the socket belt 6 forms a conical structure, and the installation of the elliptical air pipe 9 is facilitated; the air valves 5 are arranged along the length direction of the socket box body 4, the air volume adjusting valves are selected for the air valves 5, the model of each air valve 5 is 1555mm 512mm 360mm, and as shown in fig. 12, the switches of the air valves 5 are arranged on the outer side of the socket box body 4, so that the air valves 5 can be started and closed conveniently.

As shown in fig. 8, in this embodiment, the fixing seat is disposed on the pipe section of the male pipe 8 extending into the female pipe 7, the fixing seat includes a fixing base 18-1 fixed on the outer side surface of the male pipe 8 and a fixing nut 18-2 disposed in the fixing base 18-1, and the fixing seat is disposed on the outer side surface close to the second adjusting hole 7-1; the end part of the adjusting handle 11 sequentially horizontally penetrates through the first adjusting hole 12-1 and the second adjusting hole 7-1 and then is connected with the fixing nut 18-2; the end part of the adjusting handle 11 penetrating through the second adjusting hole 7-1 is provided with an external thread matched with the fixing nut 18-2.

In practical use, the middle part of the fixed base 18-1 is provided with a mounting hole for mounting the fixed nut 18-2, the fixed base 18-1 is made of square flat steel, the length and the width of the fixed base 18-1 are equal and are preferably 120mm, and the thickness of the fixed base 18-1 is preferably 10 mm; the fixed nut 18-2 is selected from M10 nuts; the fixing nut 18-2 is arranged in the fixing base 18-1 and is welded and fixed, and the fixing base 18-1 is fixed with the male pipe 8 through a rivet.

As shown in fig. 5 and 7, in this embodiment, a limiting frame 10 is disposed in the main pipe 7, and the limiting frame 10 is disposed along the width direction of the main pipe 7 and on the central line of the main pipe 7 in the length direction.

In practical use, the limiting frame 10 is arranged in the female pipe 7, so that the male pipe 8 is limited when moving in the female pipe 7, and the male pipes 8 on two sides are prevented from moving without limitation.

As shown in fig. 10, in this embodiment, the reinforcing frame 3 and the limiting frame 10 have the same structure, the reinforcing frame 3 includes a transverse support rod 3-1 and a vertical support rod 3-2, the transverse support rod 3-1 and the vertical support rod 3-2 are arranged oppositely, and form a rectangular frame, a vertical auxiliary support rod 3-3 is vertically arranged in the rectangular frame, and the vertical auxiliary support rod 3-3 is arranged in the middle of the rectangular frame.

During the in-service use, add solid frame 3 with spacing frame 10 is made by 2# square steel, add solid frame 3 with spacing frame 10 can play spacing effect, also play simultaneously to the support effect of lath socket body 1 and female pipe 7.

As shown in fig. 6, in this embodiment, the adjustable cross brace includes a first cross brace 13-1 fixedly connected to one vertical brace 16, a second cross brace 13-2 fixedly connected to the other vertical brace 16 and movable along the length direction of the first cross brace 13-1, and a first adjusting bolt provided at the connection position of the first cross brace 13-1 and the second cross brace 13-2 for connecting the first cross brace 13-1 and the second cross brace 13-2; the first cross brace 13-1 and the second cross brace 13-2 are identical in structural size, and the first cross brace 13-1 and the second cross brace 13-2 are both L-shaped arms.

In actual use, the purpose of adjusting the length of the adjustable cross brace can be realized through the sliding between the first cross brace 13-1 and the second cross brace 13-2; a plurality of first bolt holes for mounting the first adjusting bolts are formed in the first cross brace 13-1 and the first cross brace 13-2; the first bolt holes are uniformly distributed along the length direction of the first cross brace 13-1, and constructors can adjust the length of the adjustable cross brace according to the width of the oval air pipe 9, so that the mounting bracket is suitable for the splicing of oval air pipes 9 with various sizes, and the waste of resources is avoided.

As shown in fig. 6, in the present embodiment, the adjustable suspension arm includes a first suspension arm 14-1 fixedly connected to the connecting rod 12, a second suspension arm 14-2 fixedly connected to the fixing plate 15 and movable along a length direction of the first suspension arm 14-1, and a second adjusting bolt disposed at a connection position of the first suspension arm 14-1 and the second suspension arm 14-2 for connecting the first suspension arm 14-1 and the second suspension arm 14-2; the first suspension arm 14-1 and the second suspension arm 14-2 have the same structural size, and the first suspension arm 14-1 and the second suspension arm 14-2 are both L-shaped arms.

In practical use, the purpose of adjusting the length of the adjustable suspension arm can be achieved through the sliding between the first suspension arm 14-1 and the second suspension arm 14-2; a plurality of second bolt holes for mounting the second adjusting bolts are formed in the first suspension arm 14-1 and the second suspension arm 14-2; the second bolt holes are uniformly distributed along the length direction of the first suspension arm 14-1, and constructors can adjust the length of the adjustable suspension arm according to the height of the elliptic air pipe 9 from the top surface of a workshop, so that the mounting bracket is suitable for various mounting heights, and the waste of resources is avoided.

As shown in fig. 5 and 6, in the present embodiment, the connection rod 12 is horizontally disposed between the vertical support 16 and the second suspension arm 14-2, and the first adjustment hole 12-1 is arranged along the length direction of the connection rod 12; the first adjusting hole 12-1 and the second adjusting hole 7-1 are identical in structural size.

In actual use, the length of the first adjusting hole 12-1 is 80mm, and the width is 14 mm. The fixing plate 15 is a rectangular plate, threaded holes for mounting fastening bolts 17 are formed in the fixing plate 15, and the number of the threaded holes is four; the end part of the vertical support 16 far away from the adjustable cross support is welded on the connecting rod 12, and the end part of the adjustable suspension arm near the adjustable cross support is welded on the connecting rod 12; the main functions of the first adjusting hole 12-1 and the second adjusting hole 7-1 are to enable the adjusting handle 11 to adjust the male pipe 8, to adjust the length of the adjustable pipe type splicing assembly, and to facilitate the connection of the adjustable pipe type splicing assembly and the elliptical air pipe 9.

As shown in fig. 1 to 13, a method for plugging an elliptical duct by using a modular plugging device for an elliptical duct according to the present invention comprises the following steps:

step one, positioning and mounting a support hanger: guiding the mounting position of the support hanger 19 in the mounting area of the elliptical air duct 9 by using an infrared locator; mounting support hangers 19 at equal intervals along the guide lines of the infrared positioning instrument;

during the in-service use, when installing a gallows 19, it is accurate firm to ensure the gallows 19 elevation after the installation, and all gallows 19 can lay in a row line, install a gallows 19 is for fixing the position of oval type tuber pipe 9.

As shown in fig. 1 and 3, determining the installation position of the blast gate and installing a blast gate type socket mechanism on the ground in a second step: determining the installation position of an air valve 5 according to design requirements, installing the air valve type socket mechanism at the determined installation position of the air valve 5, wherein the two elliptic air pipes 9 connected with the air valve type socket mechanism are adjusting air pipes; laying an air valve type sealing strip on the outer side of the socket strip 6 far away from the socket box body 4, wherein the air valve type sealing strip is arranged along the circumferential direction of the socket strip 6, and inserting one end of one adjusting air pipe from one side of the air valve type socket mechanism provided with the socket hole until the end part of the adjusting air pipe abuts against the side surface of the socket box body 4; connecting the adjusting air pipe with the socket belt 6 by using a second fastener 21, and sealing the joint of the adjusting air pipe and the side surface of the socket box body 4 by using glue; inserting one end of the other adjusting air pipe from the other side of the air valve type socket mechanism provided with the socket hole until the end part of the adjusting air pipe abuts against the side surface of the socket box body 4; connecting the other adjusting air pipe with the socket belt 6 by using a second fastener 21, and sealing the joint of the other adjusting air pipe and the side surface of the socket box body 4 by using glue; installing the rest air valve type socket mechanisms needing to be installed by adopting the same method;

in the connection of the whole system, the air valve 5 is needed to control the use of the elliptical air pipe 9 at the branch part, and when the branch appears in the condition that the length direction of the branch is consistent with that of the elliptical air pipe 9, the air valve 5 only needs to be arranged at the end part of the elliptical air pipe 9; when the branch needs to be led in from the side of the elliptical air duct 9, an air valve mounting hole for mounting the air valve 5 needs to be formed in the elliptical air duct 9. Through utilizing air valve formula socket joint mechanism pegs graft oval type tuber pipe 9, can make air valve formula socket joint mechanism and oval type tuber pipe 9 realize the installation integration to accomplish the modularization equipment on ground, avoided installing oval type tuber pipe 9 earlier in traditional construction and then installing the process of blast gate 5, carry out the grafting of oval type tuber pipe 9 and the installation of blast gate 5 simultaneously, simplified the construction process, practiced thrift the engineering time.

As shown in fig. 1 and 4, step three, assembling the air duct installation group on the ground: the plate rib type socket mechanisms are arranged between the normal air pipes in the M elliptical air pipes 9 and between the normal air pipes and the adjusting air pipes; a plate rib type sealing belt is laid on the outer side, far away from the fixing ring 1-1, of the cartridge ring 1-2, and the plate rib type sealing belt is laid along the circumferential direction of the cartridge ring 1-2;

inserting one end of an elliptical air pipe 9 from one side of the plate rib type socket mechanism until the end of the elliptical air pipe 9 abuts against the joint of the fixing ring 1-1 and the inserting ring 1-2, fixing the elliptical air pipe 9 and the inserting ring 1-2 by using a first fastener 20, and performing glue sealing on the joint of the elliptical air pipe 9 and the fixing ring 1-1; inserting one end of another elliptical air pipe 9 from the other side of the plate rib type socket mechanism until the end of the elliptical air pipe 9 abuts against the joint of the fixing ring 1-1 and the inserting ring 1-2, fixing the another elliptical air pipe 9 and the inserting ring 1-2 by using a first fastener 20, and sealing the joint of the another elliptical air pipe 9 and the fixing ring 1-1 by glue; connecting all the residual elliptical air pipes 9 in the M elliptical air pipes 9 by the same method to form an air pipe installation group;

through utilizing slab muscle formula socket joint mechanism pegs graft oval type tuber pipe 9, can make slab muscle formula socket joint mechanism and oval type tuber pipe 9 realize the installation integration to accomplish the modularization equipment on ground, can assemble and hoist in groups, the subregion in the air, effectively promoted the building space, improved the efficiency of construction, reduced the construction degree of difficulty, guaranteed construction safety.

Hoisting and fixing the air pipe installation group: connecting a chain block to the air pipe installation assembly, sequentially hoisting the assembled air pipe installation assembly into a support hanger 19, and fixing the air pipe installation assembly in the support hanger 19 by using a fixing part;

when the air pipe is actually used, the air pipe installation group which is assembled on the ground in advance is utilized to carry out splicing in the air, so that a large amount of overhead operation is reduced, and the construction difficulty is reduced; meanwhile, as the partial elliptical air pipes 9 are inserted on the ground, frequent hoisting work is avoided, and the construction process is simplified.

As shown in fig. 1 and 2, step five, connection between the air duct installation sets:

step 501, preparation work before connection: the length of the adjustable cross brace is adjusted according to the width of the elliptical air pipe 9, so that the installation of the adjustable pipe type inserting and connecting assembly is ensured, and the length of the adjustable suspension arm is adjusted according to the distance between the air pipe installation assembly and the top of a factory building, so that the height of the adjustable combined type socket mechanism is equal to the design height of the air pipe installation assembly;

placing the adjustable tubular plug-in component in the mounting bracket, and sequentially horizontally penetrating the end part of the adjusting handle 11 through the first adjusting hole 12-1 and the second adjusting hole 7-1 and then connecting the end part with the fixing nut 18-2; pushing an adjusting handle 11 to push the male pipes 8 on the two sides of the female pipe 7 into the female pipe 7, so that the side surfaces, far away from the limiting frame 10, of the male pipes 8 are flush with the side surfaces of the female pipe 7;

during actual use, the plate rib type socket mechanism and the air valve type socket mechanism are used, the installation work of the oval air pipes 9 can be carried out in a grouping and partitioning mode, finally, the oval air pipes 9 in the grouping and partitioning mode are connected through the adjustable combined socket mechanism, the communication of the whole system can be achieved, in order to guarantee the stability and the sealing performance of the whole system, the installation height of the main pipe 7 and the installation height of the oval air pipes 9 are required to be kept consistent, and therefore the size and the installation height of the installation support are required to be determined before the adjustable pipe type plug-in component is installed.

Step 502, fixing an adjustable combined socket mechanism: the adjustable combined socket mechanism is arranged between two adjacent air pipe installation groups in the front and the back, so that the central axis of the main pipe 7 in the length direction is coincident with the central axis of the two air pipe installation groups in the extension direction, and the adjustable combined socket mechanism is fixed between the two air pipe installation groups by using a fastening bolt 17;

step 503, determining the connection type between the two air pipe installation groups: when the distance between the end of the last section of the oval air duct 9 in the former air duct installation set and the end of the first section of the oval air duct 9 in the latter air duct installation set is equal to the length of the main duct 7, performing step 504; performing a second-type connection when the distance between the end of the last section of elliptical air duct 9 in the previous air duct installation set and the end of the first section of elliptical air duct 9 in the next air duct installation set is greater than the length of the main duct 7, and executing step 505; performing a third connection when the distance between the end of the last section of the oval air duct 9 in the previous air duct installation set and the end of the first section of the oval air duct 9 in the next air duct installation set is smaller than the length of the main duct 7, and executing step 506;

it should be noted that, the oval air duct 9 and the main duct 7 are processed in advance according to design requirements, and it cannot be completely ensured that the distance between two adjacent air duct installation sets is equal to the length of the main duct 7 during actual construction, so that the installation manner of the adjustable tube type plugging assembly needs to be adjusted according to the distance between two adjacent air duct installation sets.

Step 504, first type connection: pushing an adjusting handle 11 close to the front side of the air pipe installation group to enable a male pipe 8 close to the front side of the air pipe installation group to extend into a tail section of the oval air pipe 9 of the air pipe installation group, connecting the tail section of the oval air pipe 9 with the male pipe 8 by using a third fastener 22, and sealing the joint of the female pipe 7 and the tail section of the oval air pipe 9 by glue;

pushing an adjusting handle 11 close to the rear side air pipe installation set to enable a male pipe 8 close to the rear side air pipe installation set to extend into a first section of the elliptical air pipe 9 of the air pipe installation set, connecting the first section of the elliptical air pipe 9 with the male pipe 8 by using a third fastener 22, and sealing the joint of the female pipe 7 and the first section of the elliptical air pipe 9 by using glue;

step 505, second type connection: an auxiliary air pipe combined joint is additionally arranged at the tail end of the front air pipe installation group or the front end of the rear air pipe installation group, the auxiliary air pipe combined joint comprises an auxiliary air pipe joint and a plate rib type socket mechanism connected to the auxiliary air pipe joint, the structure of the auxiliary air pipe joint is the same as that of the elliptic air pipe 9, and the auxiliary air pipe joint is connected with the tail section elliptic air pipe 9 of the front air pipe installation group or the first section elliptic air pipe 9 of the rear air pipe installation group through the plate rib type socket mechanism arranged on the auxiliary air pipe joint; the sum of the length of the auxiliary air pipe combined section and the length of the main pipe 7 is equal to the distance between the end part of the last section of the elliptic air pipe 9 in the previous air pipe installation group and the end part of the first section of the elliptic air pipe 9 in the next air pipe installation group;

when the auxiliary air pipe combined joint is connected with the tail section oval air pipe 9 of the air pipe installation group on the front side, the adjusting handle 11 close to the auxiliary air pipe combined joint is pushed, so that the male pipe 8 close to the auxiliary air pipe combined joint extends into the auxiliary air pipe joint of the auxiliary air pipe combined joint, the auxiliary air pipe joint and the male pipe 8 are connected by using a third fastener 22, and the joint of the female pipe 7 and the auxiliary air pipe joint is sealed by glue; pushing an adjusting handle 11 close to the rear side air pipe installation set to enable a male pipe 8 close to the rear side air pipe installation set to extend into a first section of the elliptical air pipe 9 of the air pipe installation set, connecting the first section of the elliptical air pipe 9 with the male pipe 8 by using a third fastener 22, and sealing the joint of the female pipe 7 and the first section of the elliptical air pipe 9 by using glue;

when the auxiliary air pipe combined section is connected with a first section of elliptical air pipe 9 of the rear air pipe installation set, an adjusting handle 11 close to the front air pipe installation set is pushed, a male pipe 8 close to the front air pipe installation set extends into a last section of elliptical air pipe 9 of the air pipe installation set, the last section of elliptical air pipe 9 and the male pipe 8 are connected through a third fastener 22, and the joint of the female pipe 7 and the last section of elliptical air pipe 9 is sealed by glue;

pushing an adjusting handle 11 close to the auxiliary air pipe combined joint to enable a male pipe 8 close to the auxiliary air pipe combined joint to extend into the auxiliary air pipe joint of the auxiliary air pipe combined joint, connecting the auxiliary air pipe joint and the male pipe 8 by using a third fastener 22, and sealing the joint of the female pipe 7 and the auxiliary air pipe joint by using glue;

step 506, third-class connection: cutting an auxiliary air pipe section on a last section of elliptical air pipe 9 of the front air pipe installation group or a first section of elliptical air pipe 9 of the rear air pipe installation group, wherein the structure of the auxiliary air pipe section is the same as that of the elliptical air pipe 9, and the sum of the length of the auxiliary air pipe section and the distance between the end part of the last section of elliptical air pipe 9 of the previous air pipe installation group and the end part of the first section of elliptical air pipe 9 of the next air pipe installation group is equal to the length of the main pipe 7;

pushing an adjusting handle 11 close to the front side of the air pipe installation group to enable a male pipe 8 close to the front side of the air pipe installation group to extend into a tail section of the oval air pipe 9 of the air pipe installation group, connecting the tail section of the oval air pipe 9 with the male pipe 8 by using a third fastener 22, and sealing the joint of the female pipe 7 and the tail section of the oval air pipe 9 by glue;

promote and be close to the rear side air hose installation group's adjustment handle 11 makes and is close to the rear side air hose installation group's public pipe 8 stretches into to this group the first festival of air hose installation group in the oval-shaped tuber pipe 9, utilize third fastener 22 with the first festival oval-shaped tuber pipe 9 and public pipe 8 are connected, and right female pipe 7 and first festival oval-shaped tuber pipe 9's junction is glued and is sealed.

In actual use, the first fastener 20, the second fastener 21 and the third fastener 22 are preferably pull rivets; laying adjustable tubular sealing belts on the end parts of the male pipes 8 extending into the female pipes 7, wherein the adjustable tubular sealing belts are arranged along the circumferential direction of the male pipes 8; the function of the adjustable tubular sealing strip is to seal the main pipe 7 and prevent the main pipe 7 from leaking air. The structure sizes of the plate rib type sealing strip, the air valve type sealing strip and the adjustable tubular type sealing strip are the same, the width of the air valve type sealing strip is 20mm, and the thickness of the air valve type sealing strip is 3 mm.

The invention has simple process, low technical requirement on constructors, simple operation, small construction difficulty, short construction period and easy control of the whole quality.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all simple modifications, changes and equivalent structural changes made to the above embodiment according to the technical spirit of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an oval type modularization grafting device for tuber pipe which characterized in that: the air pipe installation set comprises M oval air pipes (9), wherein M is a positive integer larger than 1, the two adjacent oval air pipes (9) are connected through a plate rib type socket mechanism, N oval air pipes (9) in the M oval air pipes (9) are normal air pipes, M-N oval air pipes (9) in the M oval air pipes (9) are adjusting air pipes, and an air valve type socket mechanism for installing an air valve (5) is arranged on each adjusting air pipe, wherein N is a positive integer and is smaller than M;

the adjustable combined socket mechanism comprises a horizontally arranged mounting bracket, an adjustable tubular plug-in component which is arranged on the mounting bracket and is matched with the elliptical air pipe (9), and a fixed connecting component which is oppositely arranged on the mounting bracket and the adjustable tubular plug-in component;

the mounting bracket comprises an adjustable cross brace component arranged horizontally, an adjustable suspension component arranged vertically and a connecting rod (12) which is arranged between the adjustable cross brace component and the adjustable suspension component oppositely and used for connecting the adjustable cross brace component and the adjustable suspension component; the adjustable transverse support assembly comprises adjustable transverse supports and vertical supports (16) which are oppositely arranged, the vertical supports (16) are vertically arranged at the end parts of the adjustable transverse supports, the adjustable transverse supports and the two vertical supports (16) are processed into a whole, the adjustable transverse supports and the two vertical supports form a door-shaped structure, the opening of the door-shaped structure faces the adjustable suspension assembly, and the area defined by the door-shaped structure is the installation area of the adjustable tubular plug-in assembly; the adjustable suspension assembly comprises adjustable suspension arms oppositely arranged at two ends of the adjustable cross brace and a fixing plate (15) arranged at the end part of the adjustable suspension arm far away from the adjustable cross brace, and the adjustable suspension arms and the fixing plate (15) are processed into a whole; the connecting rod (12) is provided with a first adjusting hole (12-1) relatively;

the adjustable pipe type plug-in assembly comprises a female pipe (7) horizontally arranged in the installation area and male pipes (8) oppositely arranged on two sides of the female pipe (7), the cross sectional area of the female pipe (7) is larger than that of the male pipe (8), and one side of each male pipe (8) is inserted into the female pipe (7); the main pipe (7) is relatively provided with an adjusting hole assembly, and the adjusting hole assembly comprises a second adjusting hole (7-1) which is distributed along the length direction of the main pipe (7) and is matched with the first adjusting hole (12-1); fixed connection subassembly is including setting up relatively fixing base on public pipe (8) lateral surface and with fixing base matched with adjustment handle (11).

2. The modular plug device for the oval air duct according to claim 1, wherein: the plate rib type socket mechanism comprises a plate rib socket body (1), a reinforcing frame (3) vertically arranged in the plate rib socket body (1) and a limiting stirrup (2) arranged on the outer side of the plate rib socket body (1); the plate reinforcement socket body (1) comprises a fixing ring (1-1) matched with the limiting hoop reinforcement (2) and two inserting rings (1-2) which are oppositely arranged on two sides of the fixing ring (1-1) and respectively matched with the oval air pipes (9) on two sides; the fixing ring (1-1) comprises two circular truncated cone type fixing ring belts which are arranged oppositely and are of hollow structures, and the outer diameter of one end, close to the inserting ring (1-2), of each circular truncated cone type fixing ring belt is smaller than that of one end, far away from the inserting ring (1-2), of each circular truncated cone type fixing ring belt; the outer diameter of one end, close to the circular truncated cone type fixed ring belt, of the insertion ring (1-2) is larger than the outer diameter of one end, far away from the circular truncated cone type fixed ring belt, of the insertion ring (1-2), and the limiting stirrup (2) is sleeved on the fixed ring (1-1).

3. The modular plug device for the oval air duct according to claim 1, wherein: the air valve type socket mechanism comprises a socket box body (4) and an air valve (5), wherein the socket box body (4) is vertically arranged, the air valve (5) is arranged in the socket box body (4), the socket box body (4) is a hollow cube, socket holes are oppositely formed in the socket box body (4), a socket strip (6) matched with an elliptic air pipe (9) is arranged at the edge of each socket hole, the outer diameter of one end, close to the socket box body (4), of each socket strip (6) is larger than the outer diameter of one end, far away from the socket box body (4), of each socket strip (6).

4. The modular plug device for the oval air duct according to claim 1, wherein: the fixing seat is arranged on a pipe section of the male pipe (8) extending into the female pipe (7), the fixing seat comprises a fixing base (18-1) fixed on the outer side surface of the male pipe (8) and a fixing nut (18-2) arranged in the fixing base (18-1), and the fixing seat is arranged on the outer side surface close to the second adjusting hole (7-1); the end part of the adjusting handle (11) sequentially horizontally penetrates through the first adjusting hole (12-1) and the second adjusting hole (7-1) and then is connected with the fixing nut (18-2); the end part of the adjusting handle (11) penetrating through the second adjusting hole (7-1) is provided with an external thread matched with the fixing nut (18-2).

5. The modular plug device for the oval air duct according to claim 1, wherein: the pipe joint is characterized in that a limiting frame (10) is arranged in the main pipe (7), and the limiting frame (10) is arranged along the width direction of the main pipe (7) and is arranged on the central line of the main pipe (7) in the length direction.

6. The modular plug device for the oval air duct according to claim 5, wherein: the structure of the reinforcing frame (3) is the same as that of the limiting frame (10), the reinforcing frame (3) comprises transverse supporting rods (3-1) which are arranged oppositely and vertical supporting rods (3-2) which are arranged oppositely, the two transverse supporting rods (3-1) and the two vertical supporting rods (3-2) jointly enclose a rectangular frame, vertical auxiliary supporting rods (3-3) are vertically arranged in the rectangular frame, and the vertical auxiliary supporting rods (3-3) are arranged in the middle of the rectangular frame.

7. The modular plug device for the oval air duct according to claim 1, wherein: the adjustable cross brace comprises a first cross brace (13-1) fixedly connected with one vertical brace (16), a second cross brace (13-2) fixedly connected with the other vertical brace (16) and capable of moving along the length direction of the first cross brace (13-1), and a first adjusting bolt arranged at the joint of the first cross brace (13-1) and the second cross brace (13-2) and used for connecting the first cross brace (13-1) and the second cross brace (13-2); the structure size of the first cross brace (13-1) is the same as that of the second cross brace (13-2), and the first cross brace (13-1) and the second cross brace (13-2) are both L-shaped arms.

8. The modular plug device for the oval air duct according to claim 7, wherein: the adjustable suspension arm comprises a first suspension arm (14-1) fixedly connected with the connecting rod (12), a second suspension arm (14-2) fixedly connected with the fixing plate (15) and capable of moving along the length direction of the first suspension arm (14-1), and a second adjusting bolt arranged at the joint of the first suspension arm (14-1) and the second suspension arm (14-2) and used for connecting the first suspension arm (14-1) and the second suspension arm (14-2); the first suspension arm (14-1) and the second suspension arm (14-2) are identical in structural size, and the first suspension arm (14-1) and the second suspension arm (14-2) are L-shaped arms.

9. The modular plug device for the oval air duct according to claim 8, wherein: the connecting rod (12) is horizontally arranged between the vertical support (16) and the second suspension arm (14-2), and the first adjusting hole (12-1) is distributed along the length direction of the connecting rod (12); the first adjusting hole (12-1) and the second adjusting hole (7-1) are identical in structural size.

10. A method for plugging an elliptical air duct by using the modular plugging device for the elliptical air duct of claim 1, characterized in that: the method comprises the following steps:

step one, positioning and mounting a support hanger: guiding the mounting position of the support hanger (19) in the mounting area of the elliptical air duct (9) by using an infrared locator; mounting support hangers (19) at equal intervals along the guide lines of the infrared locator;

step two, determining the installation position of the air valve and installing an air valve type socket mechanism on the ground: determining the installation position of an air valve (5) according to design requirements, installing the air valve type socket mechanism at the determined installation position of the air valve (5), wherein the two elliptic air pipes (9) connected with the air valve type socket mechanism are adjusting air pipes; an air valve type sealing strip is laid on the outer side of the socket belt (6) far away from the socket box body (4), the air valve type sealing strip is arranged along the circumferential direction of the socket belt (6), one end of one adjusting air pipe is inserted from one side of the air valve type socket mechanism, which is provided with the socket hole, until the end part of the adjusting air pipe abuts against the side surface of the socket box body (4); connecting the adjusting air pipe with the socket belt (6) by using a second fastener (21), and sealing the joint of the adjusting air pipe and the side surface of the socket box body (4) by using glue; inserting one end of the other adjusting air pipe from the other side of the air valve type socket mechanism provided with the socket hole until the end part of the adjusting air pipe abuts against the side surface of the socket box body (4); connecting the other adjusting air pipe with the socket belt (6) by using a second fastener (21), and performing glue sealing on the connection part of the other adjusting air pipe and the side surface of the socket box body (4); installing the rest air valve type socket mechanisms needing to be installed by adopting the same method;

step three, assembling an air pipe installation group on the ground: the plate rib type socket mechanisms are arranged between the normal air pipes in the M elliptical air pipes (9) and between the normal air pipes and the adjusting air pipes; a plate rib type sealing belt is laid on the outer side, far away from the fixing ring (1-1), of the cartridge ring (1-2), and the plate rib type sealing belt is arranged along the circumferential direction of the cartridge ring (1-2);

inserting one end of an elliptical air pipe (9) from one side of the plate rib type socket mechanism until the end part of the elliptical air pipe (9) abuts against the joint of the fixing ring (1-1) and the inserting ring (1-2), fixing the elliptical air pipe (9) and the inserting ring (1-2) by using a first fastener (20), and sealing the joint of the elliptical air pipe (9) and the fixing ring (1-1) by glue; inserting one end of another elliptic air pipe (9) from the other side of the plate rib type socket mechanism until the end part of the elliptic air pipe (9) abuts against the joint of the fixing ring (1-1) and the inserting ring (1-2), fixing the another elliptic air pipe (9) and the inserting ring (1-2) by using a first fastener (20), and sealing the joint of the another elliptic air pipe (9) and the fixing ring (1-1) by glue; connecting all the residual elliptical air pipes (9) in the M elliptical air pipes (9) by the same method to form an air pipe installation group;

hoisting and fixing the air pipe installation group: connecting a chain block to the air pipe installation assembly, sequentially hoisting the assembled air pipe installation assembly into a supporting hanger (19), and fixing the air pipe installation assembly in the supporting hanger (19) by using a fixing part;

and step five, connection between the air pipe installation groups:

step 501, preparation work before connection: the length of the adjustable cross brace is adjusted according to the width of the oval air pipe (9), the installation of the adjustable pipe type splicing assembly is ensured, the length of the adjustable suspension arm is adjusted according to the distance between the air pipe installation assembly and the top of a factory building, and the height of the adjustable combined socket mechanism is equal to the design height of the air pipe installation assembly;

the adjustable tubular plug-in assembly is arranged in the mounting bracket, and the end part of the adjusting handle (11) sequentially horizontally penetrates through the first adjusting hole (12-1) and the second adjusting hole (7-1) and then is connected with the fixing nut (18-2); pushing an adjusting handle (11) to push the male pipes (8) on the two sides of the female pipe (7) into the female pipe (7) so that the side surfaces, far away from the limiting frame (10), of the male pipes (8) are flush with the side surfaces of the female pipe (7);

step 502, fixing an adjustable combined socket mechanism: the adjustable combined socket mechanism is arranged between two adjacent air pipe installation groups in the front and the back, so that the central axis of the main pipe (7) in the length direction coincides with the central axis of the two air pipe installation groups in the extension direction, and the adjustable combined socket mechanism is fixed between the two air pipe installation groups by using a fastening bolt (17);

step 503, determining the connection type between the two air pipe installation groups: connecting the end part of the last section of the elliptic air pipe (9) in the former air pipe installation group and the end part of the first section of the elliptic air pipe (9) in the latter air pipe installation group in a first type when the distance between the end parts is equal to the length of the main pipe (7), and executing step 504; when the distance between the end part of the last section of the oval air pipe (9) in the former air pipe installation group and the end part of the first section of the oval air pipe (9) in the latter air pipe installation group is greater than the length of the main pipe (7), performing step 505; performing a third connection when the distance between the end part of the last section of the oval air pipe (9) in the former air pipe installation group and the end part of the first section of the oval air pipe (9) in the latter air pipe installation group is smaller than the length of the main pipe (7), and executing a step 506;

step 504, first type connection: pushing an adjusting handle (11) close to the front side of the air pipe installation set to enable a male pipe (8) close to the front side of the air pipe installation set to extend into a tail section of the oval air pipe (9) of the air pipe installation set, connecting the tail section of the oval air pipe (9) with the male pipe (8) by using a third fastener (22), and sealing the joint of the female pipe (7) and the tail section of the oval air pipe (9) by glue;

pushing an adjusting handle (11) close to the rear side air pipe installation group to enable a male pipe (8) close to the rear side air pipe installation group to extend into a first section of the oval air pipe (9) of the air pipe installation group, connecting the first section of the oval air pipe (9) with the male pipe (8) by using a third fastener (22), and sealing the joint of the female pipe (7) and the first section of the oval air pipe (9) by glue;

step 505, second type connection: an auxiliary air pipe combined joint is additionally arranged at the tail end of the front air pipe installation group or the front end of the rear air pipe installation group, the auxiliary air pipe combined joint comprises an auxiliary air pipe joint and a plate rib type socket mechanism connected to the auxiliary air pipe joint, the structure of the auxiliary air pipe joint is the same as that of the elliptic air pipe (9), and the auxiliary air pipe joint is connected with a tail section elliptic air pipe (9) of the front air pipe installation group or a head section elliptic air pipe (9) of the rear air pipe installation group through the plate rib type socket mechanism arranged on the auxiliary air pipe joint; the sum of the length of the auxiliary air pipe combined section and the length of the main pipe (7) is equal to the distance between the end part of the last section of the elliptic air pipe (9) in the previous air pipe installation group and the end part of the first section of the elliptic air pipe (9) in the next air pipe installation group;

when the auxiliary air pipe combined joint is connected with a tail section oval air pipe (9) of the air pipe installation group on the front side, an adjusting handle (11) close to the auxiliary air pipe combined joint is pushed, a male pipe (8) close to the auxiliary air pipe combined joint extends into the auxiliary air pipe joint of the auxiliary air pipe combined joint, the auxiliary air pipe joint and the male pipe (8) are connected through a third fastening piece (22), and the joint of the female pipe (7) and the auxiliary air pipe joint is sealed through glue; pushing an adjusting handle (11) close to the rear side air pipe installation group to enable a male pipe (8) close to the rear side air pipe installation group to extend into a first section of the oval air pipe (9) of the air pipe installation group, connecting the first section of the oval air pipe (9) with the male pipe (8) by using a third fastener (22), and sealing the joint of the female pipe (7) and the first section of the oval air pipe (9) by glue;

when the auxiliary air pipe combined section is connected with a first section of elliptical air pipe (9) of the rear side air pipe installation set, an adjusting handle (11) close to the front side air pipe installation set is pushed, a male pipe (8) close to the front side air pipe installation set extends into a last section of elliptical air pipe (9) of the air pipe installation set, a third fastener (22) is used for connecting the last section of elliptical air pipe (9) with the male pipe (8), and the joint of the female pipe (7) and the last section of elliptical air pipe (9) is sealed by glue;

pushing an adjusting handle (11) close to the auxiliary air pipe combined joint to enable a male pipe (8) close to the auxiliary air pipe combined joint to extend into the auxiliary air pipe joint of the auxiliary air pipe combined joint, connecting the auxiliary air pipe joint and the male pipe (8) by using a third fastening piece (22), and sealing the joint of the female pipe (7) and the auxiliary air pipe joint by using glue;

step 506, third-class connection: cutting an auxiliary air pipe section on a last section of elliptical air pipe (9) of the front air pipe installation group or a first section of elliptical air pipe (9) of the rear air pipe installation group, wherein the structure of the auxiliary air pipe section is the same as that of the elliptical air pipe (9), and the sum of the distance between the end part of the last section of elliptical air pipe (9) in the former air pipe installation group and the end part of the first section of elliptical air pipe (9) in the latter air pipe installation group and the length of the auxiliary air pipe section is equal to the length of the main pipe (7);

pushing an adjusting handle (11) close to the front side of the air pipe installation set to enable a male pipe (8) close to the front side of the air pipe installation set to extend into a tail section of the oval air pipe (9) of the air pipe installation set, connecting the tail section of the oval air pipe (9) with the male pipe (8) by using a third fastener (22), and sealing the joint of the female pipe (7) and the tail section of the oval air pipe (9) by glue;

promote and be close to the rear side air hose installation group's adjustment handle (11), make and be close to the rear side air hose installation group's public pipe (8) stretch into to this group the first festival of air hose installation group in oval-shaped tuber pipe (9), utilize third fastener (22) with the first festival oval-shaped tuber pipe (9) and public pipe (8) are connected, and right female pipe (7) and first festival the junction of oval-shaped tuber pipe (9) is glued and is sealed.