CN115163948A - Natural gas pipeline communicating vessel convenient for replacing different diameters and installation method thereof - Google Patents
Natural gas pipeline communicating vessel convenient for replacing different diameters and installation method thereof Download PDFInfo
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- CN115163948A CN115163948A CN202210829720.3A CN202210829720A CN115163948A CN 115163948 A CN115163948 A CN 115163948A CN 202210829720 A CN202210829720 A CN 202210829720A CN 115163948 A CN115163948 A CN 115163948A
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- natural gas
- sleeve
- different diameters
- linkage
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/02—Flanged joints the flanges being connected by members tensioned axially
- F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
- F16L23/028—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes the flanges being held against a shoulder
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
- F16L23/18—Flanged joints characterised by the sealing means the sealing means being rings
- F16L23/22—Flanged joints characterised by the sealing means the sealing means being rings made exclusively of a material other than metal
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipeline Systems (AREA)
Abstract
The invention discloses a natural gas pipeline communicating vessel convenient for replacing natural gas pipelines with different diameters and an installation method thereof, wherein the natural gas pipeline communicating vessel comprises a sleeve, a fixed disc is arranged in the middle of the sleeve, a reducing connecting pipe is inserted in the middle of the fixed disc, and the inner end parts of a pair of natural gas pipelines are respectively sleeved at the two end parts of the reducing connecting pipe in a matching manner; the outer ring surface of the sleeve is provided with a plurality of connecting shafts, the two end parts of each connecting shaft are provided with screw rods, each screw rod is sleeved with a threaded cylinder, the outer end part of each sliding plate is fixedly connected with the corresponding threaded cylinder, and the sliding plates positioned on the same side are connected with the corresponding natural gas pipelines through fixing components; and linkage shafts are arranged between every two adjacent connecting shafts, and the connecting shafts are connected with the linkage shafts through linkage assemblies. The invention solves the problems of easy dislocation and poor sealing of the natural gas pipelines with different diameters, has compact integral structure design, can quickly align the centers of the natural gas pipelines with different diameters, and increases the sealing property of the installation between the natural gas pipelines with different diameters.
Description
Technical Field
The invention relates to the technical field of natural gas pipeline communication, in particular to a natural gas pipeline communicating vessel convenient for replacing different diameters and an installation method thereof.
Background
The natural gas is generally conveyed by a plurality of natural gas pipelines, and the requirement on the material of the pipelines is very high because part of the natural gas pipelines adopt an overground conveying mode, so that the accuracy is improved when the material of the gas pipelines is improved and the operation during the pipeline installation is required.
The following disadvantages exist: 1. when pipelines with different diameters are connected, a communicating vessel is mostly adopted for connection, but the installation steps of the communicating vessel are complicated, and the sealing performance is poor; 2. when the pipeline is installed, the pipelines with different diameters cannot be flexibly and rapidly aligned in the center, so that the phenomenon of subsequent installation dislocation occurs, and the stability of pipeline communication is influenced.
Disclosure of Invention
The invention aims to solve the defects that natural gas pipelines with different diameters are easy to misplace and are not tightly sealed in the prior art, and the natural gas pipeline communicating vessels with different diameters are convenient to replace.
In order to solve the problems of easy dislocation and poor sealing of natural gas pipelines with different diameters in the prior art, the invention adopts the following technical scheme:
the natural gas pipeline communicating vessel convenient for replacing natural gas pipelines with different diameters comprises a sleeve, wherein a fixed disc is arranged in the middle of the sleeve, a tapered hole is formed in the middle of the fixed disc, a reducing connecting pipe is inserted into the tapered hole, two end parts of the reducing connecting pipe are in a reducing pipe shape, the middle part of the reducing connecting pipe is in a tapered pipe shape, a pair of natural gas pipelines are arranged in two ports in the sleeve, and the inner end parts of the pair of natural gas pipelines are respectively sleeved on the two end parts of the reducing connecting pipe in a matching manner;
the outer ring surface of the sleeve is provided with a plurality of connecting shafts, two end parts of each connecting shaft are provided with screw rods, the outer ring surface of the sleeve is provided with a plurality of limiting sliding holes, the limiting sliding holes are in one-to-one correspondence with the screw rods, a sliding plate which penetrates through the limiting sliding holes in a sliding manner is inserted into each limiting sliding hole, each screw rod is sleeved with a threaded cylinder, the outer end part of each sliding plate is fixedly connected with the corresponding threaded cylinder, and the sliding plates positioned on the same side are connected with corresponding natural gas pipelines through fixing components; and linkage shafts are arranged between two adjacent connecting shafts on the outer ring surface of the sleeve, and the connecting shafts are connected with the linkage shafts through linkage assemblies.
Preferably, the position that is located the bell mouth and corresponds is in the both sides of fixed disk are equipped with a pair of sealing ring, every all be equipped with rubber seal on the inner wall of sealing ring, every the internal diameter of sealing ring all is greater than the external diameter of the natural gas line who corresponds.
Preferably, a pair of first bearing seats are respectively arranged on the outer ring surface of the sleeve at positions corresponding to the two ends of the connecting shaft, a first bearing is installed in each first bearing seat, and the two ends of each connecting shaft penetrate through and are inserted into the corresponding first bearings.
Preferably, fixed subassembly includes flange ring, cascade ring, every all the cover is equipped with the flange ring on natural gas line's the inner section, be equipped with a pair of cascade ring in the telescopic both ends mouth, every the cascade ring all cooperates the cover to establish on the flange ring that corresponds, every the inner end of slide all is connected with same cascade ring.
Preferably, first bolts are inserted into the step rings at positions corresponding to the sliding plates one to one, the inner end of each first bolt is locked with the corresponding sliding plate through threads, a plurality of second bolts are inserted into the outer ring surface of the step ring, and the inner end of each second bolt is locked with the flange ring through threads.
Preferably, a pair of second bearing seats are arranged on the outer ring surface of the sleeve at positions corresponding to two ends of the linkage shaft, a second bearing is mounted in each second bearing seat, and two ends of each linkage shaft penetrate through and are inserted into the corresponding second bearings.
Preferably, the linkage assembly comprises linkage belts, belt pulleys are sleeved in the middle of each of the connecting shafts and the linkage shafts, the linkage belts are sleeved in the middle of the outer annular surface of the sleeve, and the linkage belts are sequentially sleeved on the belt pulleys to be connected with the transmission belts.
Preferably, one of the connecting shafts is sleeved with a first gear, a servo motor is arranged on the sleeve at a position corresponding to the first gear, a second gear is sleeved at the end of a motor shaft of the servo motor, and the second gear is meshed with the first gear.
Preferably, a bottom plate is arranged below the sleeve, connecting plates are arranged at four corners of the top surface of the bottom plate, and the top end portion of each connecting plate is fixedly connected with the sleeve.
The invention also provides an installation method for conveniently replacing the natural gas pipeline communicating vessels with different diameters, which comprises the following steps:
the method comprises the following steps that firstly, a servo motor is started, a motor shaft of the servo motor drives a second gear to synchronously rotate, a first gear and a corresponding connecting shaft are driven to synchronously rotate in a meshed mode, and then a plurality of belt pulleys, the connecting shaft and a linkage shaft are sequentially driven to rotate through a linkage belt;
step two, the connecting shaft drives the screw rod to synchronously rotate, and the screw rod and the threaded cylinder are in spiral action to drive the sliding plates to slide outwards along the limiting sliding holes and drive the sliding plates to be close to the outer ports of the sleeves respectively;
step three, a pair of step rings with different diameters are taken and respectively installed in the two end openings of the sleeve, and the step rings are respectively locked with the corresponding sliding plate threads through first bolts; then, a pair of natural gas pipelines are respectively inserted into the corresponding stepped rings, so that the stepped rings correspond to the flange rings one by one, and the stepped rings and the flange rings are locked by threads through second bolts;
controlling a motor shaft of the servo motor to rotate reversely, and driving the stepped ring and the natural gas pipeline to synchronously move inwards along the sleeve through the meshing action of the second gear and the first gear and the transmission action of the linkage belt;
and step five, the pair of natural gas pipelines move oppositely towards the reducing connecting pipe, so that the inner end parts of the pair of natural gas pipelines are respectively sleeved at the two end parts of the reducing connecting pipe in a matching manner, and the inner end parts of the pair of natural gas pipelines are respectively inserted in the corresponding sealing rings and are connected in a sealing manner through rubber sealing rings.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the matching use of the fixing components, the inner ends of the pair of natural gas pipelines are respectively sleeved at the two ends of the reducing connecting pipe in a matching way, and the inner ends of the pair of natural gas pipelines are respectively inserted into the corresponding sealing rings and are connected in a sealing way through the rubber sealing rings, so that the sealing property of installation between the natural gas pipelines with different diameters is improved;
2. according to the invention, the plurality of screw rods are synchronously adjusted by matching the linkage assembly, and the pair of natural gas pipelines move towards the reducing connecting pipe in opposite directions, so that the natural gas pipelines with different diameters can be quickly aligned in the center.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a front view of the present invention;
FIG. 2 is a front sectional view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 5 is a schematic view of a natural gas pipeline and flange ring configuration of the present invention;
FIG. 6 is a schematic view of the installation method of the present invention;
number in the figure: the device comprises a sleeve 1, a fixed disc 11, a reducing connecting pipe 12, a sealing ring 13, a natural gas pipeline 14, a flange ring 15, a bottom plate 16, a connecting plate 17, a connecting shaft 2, a first bearing seat 21, a lead screw 22, a threaded cylinder 23, a sliding plate 24, a stepped ring 25, a linkage shaft 3, a second bearing seat 31, a linkage belt 32, a first gear 33, a servo motor 34 and a second gear 35.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The first embodiment is as follows: the embodiment provides a natural gas pipeline communicating vessel convenient for replacing natural gas pipelines with different diameters, and referring to fig. 1-5, the natural gas pipeline communicating vessel comprises a sleeve 1, wherein the sleeve 1 is in a horizontal and transverse hollow cylinder shape, a transversely-placed bottom plate 16 is arranged below the sleeve 1, connecting plates 17 are arranged at four corners of the top surface of the bottom plate 16, the top end part of each connecting plate 17 is fixedly connected with the sleeve 1, the stability of the sleeve 1 placed on the ground is improved through the fixing effect of the bottom plate 16 and the connecting plates 17, a fixing disc 11 which is concentrically and fixedly connected is arranged in the middle of the sleeve 1, a tapered hole is formed in the middle of the fixing disc 11, a reducing connecting pipe 12 which penetrates through the fixedly connected conical hole is inserted into the tapered hole, two end parts of the reducing connecting pipe 12 are in a reducing pipe shape and a middle tapered pipe shape, a pair of concentric natural gas pipelines 14 are arranged in two ports in the sleeve 1, and the inner end parts of the pair of the natural gas pipelines 14 are respectively sleeved on two end parts of the reducing connecting pipe 12 in a matching manner;
the outer ring surface of the sleeve 1 is provided with a plurality of connecting shafts 2 which are circularly arranged, two end parts of each connecting shaft 2 are provided with lead screws 22 which are coaxially connected, the outer ring surface of the sleeve 1 is provided with a plurality of limiting sliding holes, the limiting sliding holes are in one-to-one correspondence with the lead screws 22, a sliding plate 24 which penetrates through in a sliding manner is inserted in each limiting sliding hole, each lead screw 22 is sleeved with a threaded cylinder 23 which is in threaded connection, the outer end part of each sliding plate 24 is fixedly connected with the corresponding threaded cylinder 23, and the sliding plates 24 which are positioned on the same side are connected with the corresponding natural gas pipelines 14 through fixing components; the outer ring surface of the sleeve 1 is provided with a linkage shaft 3 between two adjacent connecting shafts 2, and the connecting shafts 2 are connected with the linkage shaft 3 through linkage components.
In a specific implementation process, as shown in fig. 2, the fixing assembly includes a flange ring 15 and a stepped ring 25, the flange ring 15 concentrically and fixedly connected is sleeved on an inner section of each natural gas pipeline 14, a pair of concentrically arranged stepped rings 25 with different diameters are arranged in two ports of the sleeve 1, each stepped ring 25 is sleeved on the corresponding flange ring 15 in a matching manner, and the inner end of each sliding plate 24 is connected with the same stepped ring 25; the screw 22 and the thread cylinder 23 are spirally acted to drive the sliding plate 24 to slide along the limiting sliding hole;
a pair of sealing rings 13 which are concentrically fixedly connected are arranged on two sides of the fixed disk 11 and are positioned at the positions corresponding to the tapered holes, a rubber sealing ring is arranged on the inner wall of each sealing ring 13, the inner diameter of each sealing ring 13 is larger than the outer diameter of the corresponding natural gas pipeline 14, and the inner ends of the pair of natural gas pipelines 14 are respectively inserted into the corresponding sealing rings 13 and are connected in a sealing manner through the rubber sealing rings.
In the specific implementation process, as shown in fig. 2 and 3, first bolts are inserted into the step ring 25 at positions corresponding to the sliding plates 24 one to one, the inner end of each first bolt is in threaded locking with the corresponding sliding plate 24, the step ring 25 is in threaded locking with the corresponding sliding plate 24 through the first bolts, a plurality of second bolts are inserted into the outer annular surface of the step ring 25, the inner end of each second bolt is in threaded locking with the flange ring 15, and the step ring 25 is in threaded locking with the flange ring 15 through the second bolts.
In a specific implementation process, as shown in fig. 2 and 3, a pair of first bearing seats 21 are respectively disposed on the outer annular surface of the sleeve 1 at positions corresponding to the two ends of the connecting shaft 2, a first bearing is installed in each first bearing seat 21, the two ends of each connecting shaft 2 are inserted into the corresponding first bearings in a penetrating manner, and the two ends of the connecting shaft 2 can rotate along the first bearings; a pair of second bearing seats 31 are arranged on the outer ring surface of the sleeve 1 at positions corresponding to the two ends of the linkage shaft 3, a second bearing is arranged in each second bearing seat 31, the two ends of each linkage shaft 3 are inserted into the corresponding second bearings in a penetrating mode, and the two ends of the linkage shaft 3 can rotate along the second bearings.
The second embodiment: in the first embodiment, there is a problem that it is inconvenient to synchronously adjust a plurality of lead screws 22, so on the basis of the first embodiment, the present embodiment further includes:
in the specific implementation process, as shown in fig. 1 and fig. 2, a first gear 33 which is concentrically and fixedly connected is sleeved on one connecting shaft 2, a servo motor 34 is arranged on the sleeve 1 at a position corresponding to the first gear 33, a second gear 35 which is concentrically and fixedly connected is sleeved on the end part of a motor shaft of the servo motor 34, and the second gear 35 is in meshed connection with the first gear 33; a motor shaft of the servo motor 34 drives the second gear 35 to synchronously rotate, and the first gear 33 and the corresponding connecting shaft 2 are driven to synchronously rotate by meshing;
the linkage assembly comprises linkage belts 32, belt pulleys fixedly connected with each other are sleeved at the middle parts of the connecting shafts 2 and the linkage shafts 3, the linkage belts 32 are sleeved at the middle parts of the outer annular surfaces of the sleeves 1, the linkage belts 32 are sequentially sleeved on the belt pulleys to be connected with a transmission belt, the linkage belts 32 sequentially drive the belt pulleys, the connecting shafts 2 and the linkage shafts 3 to rotate, the connecting shafts 2 drive the lead screws 22 to synchronously rotate, and therefore synchronous adjustment of the lead screws 22 is facilitated.
Example three: referring to fig. 6, the working principle and operation method of the present invention are as follows:
step one, a servo motor 34 is started, a motor shaft of the servo motor 34 drives a second gear 35 to synchronously rotate, the second gear is meshed with the first gear 33 and a corresponding connecting shaft 2 to synchronously rotate, and then a plurality of belt pulleys, the connecting shaft 2 and a linkage shaft 3 are sequentially driven to rotate through a linkage belt 32;
step two, the connecting shaft 2 drives the screw rod 22 to synchronously rotate, and the screw action of the screw rod 22 and the thread cylinder 23 drives the sliding plates 24 to outwards slide along the limiting sliding holes, so that the sliding plates 24 are driven to be respectively close to the outer ports of the sleeve 1;
step three, a pair of step rings 25 with different diameters are taken and respectively installed in the two end openings of the sleeve 1, and the step rings 25 are respectively locked with the corresponding sliding plates 24 through threads by first bolts; then, the pair of natural gas pipelines 14 are respectively inserted into the corresponding step rings 25, so that the step rings 25 correspond to the flange rings 15 one by one, and the step rings 25 and the flange rings 15 are locked by threads through second bolts;
step four, controlling a motor shaft of the servo motor 34 to rotate reversely, and driving the stepped ring 25 and the natural gas pipeline 14 to synchronously move inwards along the sleeve 1 through the meshing action of the second gear 35 and the first gear 33 and the transmission action of the linkage belt 32;
and step five, the pair of natural gas pipelines 14 move towards the reducing connecting pipe 12 in an opposite direction, so that the inner ends of the pair of natural gas pipelines 14 are respectively sleeved at the two ends of the reducing connecting pipe 12 in a matching manner, and the inner ends of the pair of natural gas pipelines 14 are respectively inserted into the corresponding sealing rings 13 and are connected in a sealing manner through rubber sealing rings.
The invention solves the problems of easy dislocation and poor sealing of the natural gas pipelines with different diameters, has compact integral structure design, can quickly align the centers of the natural gas pipelines with different diameters, and increases the sealing property of the installation between the natural gas pipelines with different diameters.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. Natural gas line communicating vessel convenient to change different diameters, including sleeve (1), its characterized in that: a fixed disc (11) is arranged in the middle of the sleeve (1), a tapered hole is formed in the middle of the fixed disc (11), a reducing connecting pipe (12) is inserted into the tapered hole, two end portions of the reducing connecting pipe (12) are in a reducing pipe shape and a middle tapered pipe shape, a pair of natural gas pipelines (14) are arranged in two ports of the sleeve (1), and inner end portions of the pair of natural gas pipelines (14) are respectively sleeved on two end portions of the reducing connecting pipe (12) in a matched mode;
the outer ring surface of the sleeve (1) is provided with a plurality of connecting shafts (2), two end parts of each connecting shaft (2) are provided with screw rods (22), the outer ring surface of the sleeve (1) is provided with a plurality of limiting sliding holes, the limiting sliding holes correspond to the screw rods (22) one by one, sliding plates (24) which are penetrated in a sliding mode are inserted into the limiting sliding holes, each screw rod (22) is sleeved with a threaded cylinder (23), the outer end part of each sliding plate (24) is fixedly connected with the corresponding threaded cylinder (23), and the sliding plates (24) on the same side are connected with corresponding natural gas pipelines (14) through fixing components; the outer ring surface of the sleeve (1) is provided with a linkage shaft (3) between two adjacent connecting shafts (2), and the connecting shafts (2) are connected with the linkage shaft (3) through linkage components.
2. The natural gas conduit connector facilitating replacement of different diameters of claim 1, wherein: the position that is located the bell mouth and corresponds is in the both sides of fixed disk (11) are equipped with a pair of sealing ring (13), every all be equipped with rubber seal on the inner wall of sealing ring (13), every the internal diameter of sealing ring (13) all is greater than the external diameter of the natural gas line (14) that corresponds.
3. The natural gas conduit connector facilitating replacement of different diameters of claim 1, wherein: the outer ring surface of the sleeve (1) is provided with a pair of first bearing seats (21) at corresponding positions at two ends of the connecting shaft (2), each first bearing seat (21) is internally provided with a first bearing, and two ends of each connecting shaft (2) penetrate through and are inserted into the corresponding first bearings.
4. The natural gas conduit connector facilitating replacement of different diameters of claim 1, wherein: fixed subassembly includes flange ring (15), cascade ring (25), every all the cover is equipped with flange ring (15) on the interior section of natural gas line (14), be equipped with a pair of cascade ring (25) in the both ends mouth of sleeve (1), every cascade ring (25) all cooperate the cover to establish on corresponding flange ring (15), every the interior tip of slide (24) all is connected with same cascade ring (25).
5. The natural gas conduit connector facilitating replacement of different diameters of claim 4, wherein: first bolts are inserted into the step rings (25) at positions corresponding to the sliding plates (24) one to one, the inner end of each first bolt is locked with the corresponding sliding plate (24) in a threaded mode, a plurality of second bolts are inserted into the outer ring surface of each step ring (25), and the inner end of each second bolt is locked with the flange ring (15) in a threaded mode.
6. The natural gas conduit connector facilitating replacement of different diameters of claim 1, wherein: and a pair of second bearing seats (31) are arranged on the outer ring surface of the sleeve (1) at positions corresponding to the two ends of the linkage shaft (3), a second bearing is installed in each second bearing seat (31), and the two ends of each linkage shaft (3) are inserted into the corresponding second bearings in a penetrating manner.
7. The natural gas conduit connector facilitating replacement of different diameters of claim 1, wherein: the linkage assembly comprises linkage belts (32), belt pulleys are sleeved at the middle parts of the connecting shafts (2) and the linkage shafts (3), the linkage belts (32) are sleeved at the middle parts of the outer annular surfaces of the sleeves (1), and the linkage belts (32) are sequentially sleeved on the belt pulleys to be connected with each other in a transmission belt mode.
8. The natural gas conduit connector facilitating replacement of different diameters of claim 1, wherein: one of them even epaxial cover is equipped with first gear (33) on the axle (2), is located the position that first gear (33) corresponds and is in be equipped with servo motor (34) on sleeve (1), the motor shaft tip cover of servo motor (34) is equipped with second gear (35), second gear (35) are connected with first gear (33) meshing.
9. The natural gas pipeline connector facilitating replacement of different diameters of claim 1, wherein: the lower side of sleeve (1) is equipped with bottom plate (16), four corners of top surface of bottom plate (16) all are equipped with connecting plate (17), every the top portion of connecting plate (17) all with sleeve (1) rigid coupling.
10. The method of installing a natural gas pipeline connector facilitating the replacement of a different diameter of a natural gas pipeline connector as claimed in any one of claims 1 to 9, comprising the steps of:
step one, a servo motor (34) is started, a motor shaft of the servo motor (34) drives a second gear (35) to synchronously rotate, a first gear (33) and a corresponding connecting shaft (2) are driven to synchronously rotate in a meshed mode, and then a plurality of belt pulleys, the connecting shaft (2) and a linkage shaft (3) are sequentially driven to rotate through a linkage belt (32);
step two, the connecting shaft (2) drives the screw rod (22) to synchronously rotate, the screw rod (22) and the threaded cylinder (23) are in spiral action to drive the sliding plates (24) to outwards slide along the limiting sliding holes, and the sliding plates (24) are driven to be respectively close to the outer ports of the sleeve (1);
step three, a pair of step rings (25) with different diameters are taken out and respectively installed in the two end openings of the sleeve (1), and the step rings (25) are respectively locked with the corresponding sliding plates (24) through threads by first bolts; then a pair of natural gas pipelines (14) are respectively inserted into the corresponding step rings (25), so that the step rings (25) correspond to the flange rings (15) one by one, and the step rings (25) are locked with the flange rings (15) through second bolts in a threaded manner;
step four, controlling a motor shaft of a servo motor (34) to rotate reversely, and driving a stepped ring (25) and a natural gas pipeline (14) to synchronously move inwards along the sleeve (1) through the meshing action of a second gear (35) and a first gear (33) and the transmission action of a linkage belt (32);
and step five, the pair of natural gas pipelines (14) move towards the reducing connecting pipe (12) in an opposite direction, so that the inner end parts of the pair of natural gas pipelines (14) are respectively sleeved at the two end parts of the reducing connecting pipe (12) in a matching manner, and the inner end parts of the pair of natural gas pipelines (14) are respectively inserted into the corresponding sealing rings (13) and are connected in a sealing manner through rubber sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210829720.3A CN115163948B (en) | 2022-07-14 | 2022-07-14 | Natural gas pipeline communicating vessel convenient to replace different diameters and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210829720.3A CN115163948B (en) | 2022-07-14 | 2022-07-14 | Natural gas pipeline communicating vessel convenient to replace different diameters and installation method thereof |
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| CN115163948A true CN115163948A (en) | 2022-10-11 |
| CN115163948B CN115163948B (en) | 2024-01-19 |
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| CN113518878A (en) * | 2019-03-12 | 2021-10-19 | 生物优佳有限公司 | Apparatus and method for forming a sealed end from a length of flexible pipe |
| CN211693912U (en) * | 2020-03-10 | 2020-10-16 | 陕西燃气集团工程有限公司 | Connecting device for natural gas pipeline |
| CN214500392U (en) * | 2020-11-02 | 2021-10-26 | 上海帕纶珂机电科技有限公司 | Reducer pipe for movable equipment test platform |
| CN214579540U (en) * | 2020-12-30 | 2021-11-02 | 杨亚亚 | A pipeline for hydraulic engineering |
| CN214947121U (en) * | 2021-07-01 | 2021-11-30 | 河北筑宁乾阀门制造有限公司 | Liquid pipeline flange joint subassembly |
| CN215674107U (en) * | 2021-07-21 | 2022-01-28 | 滔辰阀门(苏州)有限公司 | High-precision balance electric two-way valve |
| CN113752571A (en) * | 2021-09-27 | 2021-12-07 | 叶庆禄 | Automatic butt fusion device of natural gas line with pipeline calibration function |
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