CN117927749B - Novel heat insulation coupling for heat insulation pipe - Google Patents
Novel heat insulation coupling for heat insulation pipe Download PDFInfo
- Publication number
- CN117927749B CN117927749B CN202410332511.7A CN202410332511A CN117927749B CN 117927749 B CN117927749 B CN 117927749B CN 202410332511 A CN202410332511 A CN 202410332511A CN 117927749 B CN117927749 B CN 117927749B
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- sliding
- shell
- pipeline
- heat insulating
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- 230000008878 coupling Effects 0.000 title claims abstract description 24
- 238000010168 coupling process Methods 0.000 title claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 24
- 238000009413 insulation Methods 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 90
- 239000007788 liquid Substances 0.000 claims abstract description 54
- 239000012774 insulation material Substances 0.000 claims abstract description 4
- 238000001125 extrusion Methods 0.000 claims description 25
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
- F16L17/00—Joints with packing adapted to sealing by fluid pressure
- F16L17/10—Joints with packing adapted to sealing by fluid pressure the packing being sealed by the pressure of a fluid other than the fluid in or surrounding the pipe
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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
- F16L17/00—Joints with packing adapted to sealing by fluid pressure
- F16L17/02—Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket
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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
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/16—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
- F16L59/18—Arrangements specially adapted to local requirements at flanges, junctions, valves or the like adapted for joints
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/12—Alarms or signals
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Abstract
The invention belongs to the technical field of pipeline couplings, and discloses a novel heat insulation coupling for heat insulation pipes. The connecting device comprises a shell, the shell is used for connecting a pipeline, first sliding grooves which are symmetrically and annularly distributed are formed in the shell, through holes which are symmetrically and annularly distributed are formed in the shell, one-way valves are arranged at the through holes, first sliding plates are connected in the first sliding grooves in a sliding mode, and sliding pieces are connected to the opposite sides of the first sliding grooves in a sliding mode. According to the pipeline connecting device, when the pipeline connection is loosened, the pressure compensation is carried out on the sealing position of the pipeline connection position, so that the pressure between the pipeline and the sealing ring is restored to the preset pressure, the looseness caused by the increase of the service time between the pipelines is avoided, the pipeline connection position is prevented from being leaked, the pipeline maintenance cost is further reduced, and meanwhile, the heat insulation material is coated on the outer side of the shell, so that the device can be used for insulating high-temperature liquid conveyed in the pipeline.
Description
Technical Field
The invention relates to the technical field of pipeline couplings, in particular to a novel heat insulation coupling for heat insulation pipes.
Background
The pipeline coupling is a device for connecting different pipelines or the same type of pipelines, in a pipeline system, the pipelines are required to be connected together by using the coupling due to the fact that the directions of the pipelines are required to be connected, the coupling is generally made of metal or plastic, the pipeline coupling has the characteristics of being adaptive to different pipeline sizes, firm in connection and reliable in sealing, the coupling is usually connected with the pipelines in a threaded, welding or clamping mode in the process of installing the pipelines, the threaded coupling is generally used for connecting metal pipelines, two sections of pipelines are connected together through rotation of the threads, the pipelines are required to be used for conveying high-temperature liquid in the process of oil field production, the pipelines are required to be used for conveying the high-temperature liquid, the heat insulation coupling with a heat insulation function is required to be used for reducing the heat dissipation of the high-temperature liquid in the conveying process, and sealing rings are required to be used for guaranteeing the sealing performance of the connecting positions in the process of the pipelines, but the conventional pipeline coupling can vibrate due to collision and the like in the use process, the vibration can enable connection between the pipelines and the sealing rings to be loosened in the use process, so that the pressure between the pipelines and the sealing rings is reduced, and the pipeline cannot reach the expected sealing effect when the pressure between the coupling is insufficient in the process.
Disclosure of Invention
In order to overcome the disadvantages mentioned in the background art, the present invention provides a novel insulating coupling for insulating pipes.
The technical scheme of the invention is as follows: the utility model provides a thermal-insulated pipe is with new-type thermal-insulated coupling, including the casing, the casing is used for connecting the pipeline, be provided with the first spout that symmetry and annular array distribute in the casing, it has the liquid to annotate in the first spout, the casing is provided with the through-hole that symmetry and annular array distribute, through-hole department is provided with the check valve, the through-hole will be adjacent first spout with the inboard intercommunication of casing, sliding connection has first sliding plate in the first spout, the equal sliding connection of opposite side of first spout has the slider of symmetric distribution, slider and adjacent be provided with the spring between the first sliding plate, annular array distributes the slider is kept away from the common rigid coupling of one side of adjacent annular array distributes has the collar, the collar keep away from one side rigid coupling of slider has the sealing washer with casing sliding connection, slider sliding connection has the shutoff piece, annotate between shutoff piece and the slider has the liquid, be provided with the connecting hole in the slider with adjacent chute and adjacent the shutoff piece is connected with the adjacent chute.
Furthermore, it is particularly preferred that the outside of the housing is coated with a heat insulating material.
Furthermore, it is particularly preferred that the side of the sealing ring facing away from the adjacent mounting ring is concave in order to allow the sealing ring to fill the gap between the adjacent pipe and the housing.
Furthermore, it is particularly preferred that the sealing ring is press-fitted to the housing for bringing the sealing ring into close contact with the housing.
In addition, it is particularly preferred that the device further comprises a second sliding plate which is symmetrically distributed in an annular array, the housing is provided with a second sliding groove which is symmetrically distributed in an annular array, the second sliding groove is communicated with the adjacent first sliding groove, the second sliding plate is connected in the adjacent second sliding groove in a sliding manner, liquid is injected into one side, close to the first sliding plate, of the second sliding plate, which is adjacent to the first sliding plate, a spring is arranged between one side, far away from the adjacent first sliding groove, of the second sliding plate and the housing, the housing is provided with an air inlet hole and an air outlet hole which are symmetrically distributed in an annular array, and the air inlet hole and the air outlet hole are both communicated with the adjacent second sliding groove.
Furthermore, it is particularly preferred that the gas inlet opening is provided with a one-way valve for letting gas outside the housing into the adjacent second chute, and the gas outlet opening is provided with a pressure valve for discharging gas when the gas pressure in the adjacent second chute reaches a certain value.
Furthermore, it is particularly preferred that the exhaust hole is provided with a sound generating means for making a warning, the sound generating means being located adjacent to a side of the pressure valve remote from the adjacent second slide plate.
In addition, it is particularly preferable that a limiting ball which is in limiting fit with the adjacent second sliding plate is fixedly connected to the second sliding groove, and the limiting ball is used for blocking the adjacent second sliding plate.
In addition, it is particularly preferable that the device further comprises gates distributed in a symmetrical and annular array, the gates distributed in the symmetrical and annular array are all connected with the shell in a sliding mode, the shell is provided with drain holes distributed in the symmetrical and annular array, the gates are matched with adjacent drain holes in a sealing mode, and the drain holes are used for communicating adjacent first sliding grooves with the outer side of the shell.
In addition, it is particularly preferable that a transmission rod in sliding connection with the housing is fixedly connected to one side, close to the adjacent first sliding plate, of the gate, an extrusion block is fixedly connected to one side, far away from the adjacent gate, of the transmission rod, the extrusion block is in sliding connection with the housing, a spring is arranged between one side, close to the adjacent transmission rod, of the extrusion block and the housing, and the extrusion block is in extrusion fit with the adjacent first sliding plate.
The beneficial effects produced by utilizing the technical scheme are as follows: according to the invention, when the pipeline connection is loosened, the plugging block is used for removing the plugging of the adjacent through holes, so that liquid in the pipeline enters the adjacent first sliding groove, and then the pressure compensation is carried out on the sealing part of the pipeline connection part, so that the pressure between the pipeline and the sealing ring is restored to the preset pressure, the loosening caused by the increase of the service time between the pipelines is avoided, the liquid leakage at the pipeline connection part is avoided, the pipeline maintenance cost is reduced, and meanwhile, the heat insulation material is coated on the outer side of the shell, so that the device can be used for insulating the high-temperature liquid conveyed in the pipeline.
One side of the sealing ring far away from the adjacent mounting ring is arranged to be an inner concave surface, so that the sealing ring is diffused to the periphery when being extruded by the pipeline, and then the sealing ring plugs a gap between the pipeline and the shell, the sealing performance of the sealing ring is improved, the sealing ring wraps the outer ring of the adjacent mounting ring, and the sealing performance between the mounting ring and the shell is improved.
Through being connected between this device and the pipeline, in impressing adjacent second spout with the liquid in the first spout, make the gas in the adjacent second spout of second sliding plate compression, when the pressure between pipeline and the sealing washer reached the preset pressure, the gas in the second spout was compressed to the pressure valve in can dashing open adjacent exhaust hole, the sound generating mechanism in the adjacent exhaust hole of rethread when compressed gas dashes from adjacent second spout, make sound generating mechanism sound, thereby remind the installer to stop pressurizing between pipeline and the adjacent sealing washer, avoid the too big pressure that the sealing washer received to lead to its damage by acceleration.
When the liquid in the first sliding groove is too much, the adjacent first sliding plates are enabled to drive the adjacent gates to move, so that the gates are enabled to release blocking of the adjacent liquid discharge holes, and then the redundant liquid in the adjacent first sliding groove is discharged, and the next use of the device is facilitated.
Drawings
FIG. 1 is a perspective cross-sectional view of the present invention;
FIG. 2 is a partial schematic view of a three-dimensional structure of the present invention;
FIG. 3 is a perspective cross-sectional view of the slider and closure of the present invention;
FIG. 4 is a perspective cross-sectional view of a seal ring of the present invention;
Fig. 5 is an enlarged view of the invention at fig. 2A.
Wherein: 1-shell, 101-first chute, 1011-through hole, 102-second chute, 103-air inlet, 104-exhaust hole, 105-liquid discharge hole, 2-first sliding plate, 3-sliding piece, 4-mounting ring, 5-sealing ring, 6-plugging block, 7-second sliding plate, 8-limit ball, 9-gate, 10-transmission rod, 11-extrusion block.
Detailed Description
In the description of the present application, unless explicitly stated and limited otherwise, the terms "disposed" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements.
Example 1: the novel heat insulation coupling for heat insulation pipes, as shown in figures 1-4, comprises a shell 1, wherein the shell 1 is provided with threads which are distributed vertically symmetrically, the threads are used for connecting adjacent pipes, the outer side of the shell 1 is coated with heat insulation materials, so that the joint of the pipes has good heat insulation effect, six vertical first sliding grooves 101 which are distributed vertically symmetrically and annularly are arranged in the shell 1, liquid is filled in the first sliding grooves 101 and is the same as the liquid conveyed in the pipes, the shell 1 is provided with six horizontal through holes 1011 which are distributed vertically symmetrically and annularly, the through holes 1011 are provided with one-way valves, the one-way valves enable the liquid to enter the adjacent first sliding grooves 101 from the inside of the pipes, the through holes 1011 communicate the adjacent first sliding grooves 101 with the inner side of the shell 1, the middle parts in the first sliding grooves 101 are connected in a sliding manner and are matched with first sliding plates 2 in a sealing manner, the opposite sides of the two first sliding grooves 101 which are distributed vertically symmetrically are both in sliding connection and are in sealing fit with n-shaped sliding parts 3, each sliding part 3 consists of two round rods and a connecting block, the round rod which is close to the center of the shell 1 in the two round rods is long, the round rod which is far away from the center of the shell 1 is short, a spring is arranged between the short round rod of each sliding part 3 and the adjacent first sliding plate 2 and is used for keeping the pressure between a pipeline and the adjacent sealing ring 5, one side of each of the three sliding parts 3 which are distributed in an annular array, which is far away from the adjacent first sliding plate 2, is fixedly connected with a mounting ring 4, the mounting ring 4 is used for providing support for the adjacent sealing ring 5, so that the pressure between the sealing ring 5 and the pipeline is uniformly distributed, one side of each mounting ring 4, which is far away from the adjacent three sliding parts 3, is fixedly connected with the sealing ring 5, one side of each sealing ring 5, which is far away from the adjacent mounting ring 4, is a concave surface, when the pipeline extrudes the inner concave surface of the adjacent sealing ring 5, the sealing ring 5 diffuses to the periphery and fills the gap between the adjacent pipeline and the shell 1, thereby improving the tightness between the adjacent pipeline and the shell 1, when the sealing ring 5 is in a non-installation state, the difference between the inner diameter and the outer diameter of one side of the sealing ring 5, which is close to the adjacent sliding piece 3, is larger than the distance between the adjacent mounting ring 4 and the shell 1, when the sealing ring 5 is installed in the device, the sealing ring 5 is extruded by the adjacent mounting ring 4 and the shell 1, so that the sealing ring 5 is in a tightly-attached state with the shell 1, thereby keeping the sealing between the adjacent mounting ring 4 and the shell 1, avoiding liquid leakage, the sealing ring 5 is in sliding connection with the shell 1 and in sealing fit, one side, which is far away from the adjacent mounting ring 4, of the long round rod of the sliding piece 3 is in sliding connection with the sealing block 6, the sealing block 6 is used for sealing the adjacent through hole 1011, liquid is injected between the sealing block 6 and the adjacent sliding piece 3, the liquid is the same as the liquid conveyed in the pipeline, the connecting hole is arranged in the sliding piece 3, and the connecting hole is used for enabling the liquid between the sliding piece 3 and the adjacent sliding piece 6 to be in the tight fit with the sealing block 1.
When the device is used, firstly, two sections of pipelines to be connected are connected with the device through threads, when the pipelines are connected, the pipelines are gradually contacted with the adjacent sealing rings 5, the pipelines are firstly contacted with the parts with larger inner concave diameters of the adjacent sealing rings 5, then the sealing rings 5 are gradually extruded to the periphery, so that the sealing rings 5 fill gaps between the pipelines and the shell 1, the tightness between the pipelines and the inner wall of the shell 1 is improved, then the pipelines extrude the sealing rings 5 and move towards the direction close to the adjacent mounting ring 4, the sealing rings 5 drive the adjacent mounting ring 4 to move, the mounting ring 4 drives the adjacent three sliding pieces 3 to move, when the sliding pieces 3 move, liquid between the sliding pieces 3 and the adjacent first sliding plates 2 is extruded to enter the adjacent sealing blocks 6 through connecting holes on the adjacent sliding pieces 3, the liquid in the sealing blocks 6 is increased, the sealing blocks 6 are pushed to move towards the direction away from the adjacent sliding pieces 3, meanwhile, adjacent springs are compressed, and when the sealing blocks 6 move to the adjacent through holes 1011, the pipelines are connected with the device.
After connection is completed, high-temperature liquid flows through the pipeline and then flows through the device, the service time gradually increases, the connection between the pipeline and the device is gradually loosened due to vibration and the like, the pressure between the pipeline and the adjacent sealing ring 5 is reduced, the spring between the adjacent sliding piece 3 and the adjacent first sliding plate 2 pushes the adjacent sliding piece 3 to move away from the adjacent spring of the first sliding plate 2, the space between the sliding piece 3 and the adjacent first sliding plate 2 is increased, liquid in the adjacent sealing block 6 is pumped between the adjacent sliding piece 3 and the adjacent first sliding plate 2, the sealing block 6 moves towards the direction close to the adjacent sliding piece 3, the sealing block 6 releases the shielding to the adjacent through hole 1011, the liquid in the pipeline enters the adjacent first sliding groove 101 through the through hole 1011, the first sliding plate 2 is far away from the adjacent sliding piece 3, the spring is pushed to move in the direction close to the adjacent sliding piece 3, the liquid between the first sliding plate 2 and the adjacent sliding piece 3 is pressed into the adjacent sealing block 6 again when the first sliding plate 2 moves, the sealing block 6 is restored to the direction close to the adjacent sliding piece 3 when the adjacent sliding piece 6 is restored to the original state, the original sealing ring is restored to the original state, and the pipeline is prevented from being restored to the original state after the sealing ring is restored, and the pipeline is restored to the original state after the adjacent sliding piece 3 is restored.
Example 2: on the basis of the embodiment 1, as shown in fig. 2, the device further comprises six symmetrical and annular second sliding plates 7 distributed in an array, the shell 1 is provided with six symmetrical and annular horizontal second sliding grooves 102 distributed in an array, the second sliding grooves 102 are communicated with the adjacent first sliding grooves 101, so that liquid in the first sliding grooves 101 can enter the adjacent second sliding grooves 102 when being extruded, the second sliding plates 7 are connected in the adjacent second sliding grooves 102 in a sliding way, when the liquid in the first sliding grooves 101 enters the adjacent second sliding grooves 102, the liquid pushes the adjacent second sliding plates 7 to move, the side, close to the adjacent first sliding plates 2, of the second sliding plates 102 is injected with the liquid, which is the same as the liquid conveyed in a pipeline, a spring is arranged between the side, far away from the adjacent first sliding grooves 101, of the second sliding plates 7 and the shell 1, the spring is used for resetting the adjacent second sliding plate 7, the shell 1 is provided with six horizontal air inlets 103 and six horizontal air outlets 104 which are symmetrically distributed in an annular array, each of the air inlets 103 and the air outlets 104 is communicated with the adjacent second sliding groove 102, each air inlet 103 is provided with a one-way valve which is used for enabling air outside the shell 1 to enter the adjacent second sliding groove 102, each air outlet 104 is provided with a pressure valve and a sound generating device, each sound generating device is a whistle, the pressure valve in each air outlet 104 is opened when the pressure applied by the adjacent sealing ring 5 reaches the preset pressure, so that air in the adjacent second sliding groove 102 is blown to the adjacent sound generating device, the sound generating device is enabled to send out reminding, the sound generating device is located on one side of the adjacent pressure valve away from the adjacent second sliding plate 7, sound generated by the adjacent pressure valve is prevented from being blocked by the adjacent pressure valve, and then the sound emitted by the sound generating device is more easily heard by people after being transmitted from the device.
As shown in fig. 2, the second chute 102 is fixedly connected with a limit ball 8 in limit fit with the adjacent second sliding plate 7, and the limit ball 8 is used for blocking the adjacent second sliding plate 7, so as to prevent the adjacent second sliding plate 7 from moving continuously after the gas in the second chute 102 is discharged through the pressure valve of the adjacent exhaust hole 104.
In the process of connecting a pipeline with the device, the adjacent sliding piece 3 is driven to move by the sealing ring 5, the adjacent spring adjacent to the sliding piece 3 is compressed to push the adjacent first sliding plate 2 to move, when the first sliding plate 2 moves, liquid on one side away from the adjacent sliding piece 3 is extruded into the adjacent second sliding groove 102, the liquid enters the second sliding groove 102 to push the adjacent second sliding plate 7 to move towards the direction close to the adjacent limiting ball 8, the adjacent spring is compressed while the second sliding plate 7 moves, gas in the adjacent second sliding groove 102 is compressed, when the second sliding plate 7 is in contact with the adjacent limiting ball 8, the pressure between the pipeline and the adjacent sealing ring 5 reaches the preset pressure, the gas on one side of the second sliding plate 7 close to the adjacent limiting ball 8 is compressed to be opened by the pressure valve of the adjacent exhaust hole 104, the gas is blown into the adjacent sounding device from the pressure valve, the sounding device is reminded that the pressure between the pipeline and the sealing ring 5 reaches the preset pressure, the fact that the sealing ring 5 is accelerated to be damaged by the excessive pressure between the pipeline and the sealing ring 5 is avoided, and when the device is removed, the adjacent pipeline is in contact with the adjacent limiting ball 8, the pressure between the adjacent pipeline and the adjacent sealing ring 5 is compressed, the adjacent air plate 2 is sucked into the adjacent sliding groove 102, and the adjacent air valve is sucked into the adjacent sliding plate 102 through the adjacent sliding plate 2, and the adjacent sliding plate is in the adjacent sliding plate 2, and the adjacent air groove is compressed by the adjacent to the adjacent limiting plate 2, and the adjacent air valve is in the adjacent to the second sliding plate 102, and the adjacent sliding plate is compressed.
Example 3: on the basis of embodiment 2, as shown in fig. 2 and 5, six gates 9 distributed in a symmetrical and annular array are further included, each gate 9 is composed of a semicircular plate and a rectangular plate, the six gates 9 are all connected to the shell 1 in a sliding mode, the shell 1 is provided with six Z-shaped liquid discharge holes 105 distributed in a symmetrical and annular array, the liquid discharge holes 105 are used for discharging redundant liquid in adjacent first sliding grooves 101, normal operation of the device is guaranteed, the gates 9 are in sealing fit with the adjacent liquid discharge holes 105, when the gates 9 move rightwards, the liquid in the first sliding grooves 101 is discharged through the adjacent liquid discharge holes 105, and the adjacent first sliding grooves 101 are communicated with the outer side of the shell 1 through the liquid discharge holes 105, for example, the gate 9 in fig. 5 and the orientation shown in fig. 5 are used.
As shown in fig. 2 and 5, a transmission rod 10 in sliding connection with the housing 1 is fixedly connected to one side of the gate 9 close to the adjacent first sliding plate 2, an extrusion block 11 is fixedly connected to one side of the transmission rod 10 away from the adjacent gate 9, an inclined surface is arranged on one side of the extrusion block 11 away from the adjacent transmission rod 10, the extrusion block 11 is in sliding connection with the housing 1, a spring is arranged between one side of the extrusion block 11 close to the adjacent transmission rod 10 and the housing 1 and is used for resetting the adjacent extrusion block 11 and parts thereon, the extrusion block 11 is in extrusion fit with the adjacent first sliding plate 2, and when the first sliding plate 2 moves towards the direction close to the adjacent sliding piece 3, the first sliding plate 2 extrudes the inclined surface of the adjacent extrusion block 11, so that the adjacent gate 9 is driven by the adjacent extrusion block 11 to move towards the direction away from the adjacent transmission rod 10.
When the device is used and needs to be detached from a pipeline, high-temperature liquid in the pipeline is firstly emptied, then the pipeline connected with the device is detached, after the sealing ring 5 loses extrusion of the pipeline, the spring adjacent to the sliding part 3 and parts on the sliding part are driven to move by the spring adjacent to the sliding part 3, meanwhile, the second sliding plate 7 adjacent to the sliding part 3 moves away from the adjacent limiting ball 8 under the action of the adjacent spring, the air pressure of one side of the second sliding plate 7 adjacent to the adjacent limiting ball 8 is reduced to form negative pressure, at the moment, outside air enters the adjacent second sliding groove 102 through the one-way valve of the adjacent air inlet 103, the liquid in the adjacent second sliding groove 102 is pressed into the adjacent first sliding groove 101 while the second sliding plate 7 moves, at the moment, the liquid on one side of the first sliding plate 2 away from the adjacent sliding part 3 is increased, the adjacent first sliding plate 2 is pushed to move to be released from the adjacent extrusion block 11 and extrudes the adjacent extrusion block 11 towards the direction close to the adjacent driving rod 10, the adjacent spring is compressed, and the extrusion block 11 drives the adjacent gate 9 through the adjacent driving rod 10 to move to enable the adjacent gate 9 to move through the adjacent driving rod 10, and the next liquid in the adjacent sliding groove 101 is prevented from being more influenced by the next liquid in the first sliding groove 101, and the next liquid in the adjacent sliding groove is prevented from flowing out of the adjacent sliding groove 101.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (10)
1. The utility model provides a thermal-insulated coupling for insulating tube, is including casing (1), casing (1) are used for connecting the pipeline, characterized by: the sealing device is characterized in that first sliding grooves (101) which are symmetrically distributed in an annular array are arranged in the shell (1), liquid is filled in the first sliding grooves (101), through holes (1011) which are symmetrically distributed in the annular array are formed in the shell (1), one side, far away from the adjacent annular array, of each sliding groove (101) is fixedly connected with a sealing ring (5) through the through holes (1011), first sliding plates (2) are connected in a sliding manner in the first sliding grooves (101), sliding pieces (3) are connected on opposite sides of the first sliding grooves (101) which are symmetrically distributed in a sliding manner, springs are arranged between the sliding pieces (3) and the adjacent first sliding plates (2), one side, far away from the adjacent annular array, of each sliding piece (3) is fixedly connected with a mounting ring (4), one side, far away from the adjacent annular array, of each sliding piece (3), of each mounting ring (4) is fixedly connected with a sealing ring (5), the sliding pieces (1) are connected with sealing rings (6), the sealing rings (6) are connected with the sealing rings (6) in the sealing rings, and the sealing rings (6) are connected with the sealing rings, the connecting holes of the sliding piece (3) are respectively communicated with the adjacent first sliding groove (101) and the adjacent plugging block (6), and the plugging block (6) is in sliding connection with the shell (1).
2. A heat insulating collar for a heat insulating pipe as claimed in claim 1, wherein: the outer side of the shell (1) is coated with heat insulation materials.
3. A heat insulating collar for a heat insulating pipe as claimed in claim 1, wherein: one side of the sealing ring (5) far away from the adjacent mounting ring (4) is an inner concave surface, and the sealing ring (5) is used for filling a gap between the adjacent pipeline and the shell (1).
4. The novel heat insulation coupling for heat insulation pipes according to claim 1, wherein: the sealing ring (5) is matched with the shell (1) in an extrusion mode, and the sealing ring (5) is used for tightly adhering to the shell (1).
5. A heat insulating collar for a heat insulating pipe as claimed in claim 1, wherein: the novel air conditioner is characterized by further comprising second sliding plates (7) which are symmetrically distributed in an annular array, wherein the shell (1) is provided with second sliding grooves (102) which are symmetrically distributed in the annular array, the second sliding grooves (102) are communicated with the adjacent first sliding grooves (101), the second sliding plates (7) are connected in the adjacent second sliding grooves (102) in a sliding mode, the second sliding grooves (102) are located adjacent second sliding plates (7) and are close to the adjacent first sliding plates (2), liquid is filled on one sides of the second sliding plates (7), springs are arranged between one sides, away from the adjacent first sliding grooves (101), of the shell (1), and the air inlet holes (103) and the air outlet holes (104) which are symmetrically distributed in the annular array are formed in the shell (1) and are all communicated with the adjacent second sliding grooves (102).
6. A heat insulating collar for a heat insulating pipe as defined in claim 5, wherein: the air inlet hole (103) is provided with a one-way valve which is used for enabling air outside the shell (1) to enter the second sliding groove (102) adjacent to the shell, and the air outlet hole (104) is provided with a pressure valve which is used for deflating when the air pressure in the second sliding groove (102) adjacent to the shell reaches a certain value.
7. The insulating collar for an insulating pipe of claim 6, wherein: the exhaust hole (104) is provided with a sound generating device which is used for reminding, and the sound generating device is positioned at one side, away from the adjacent second sliding plate (7), of the adjacent pressure valve.
8. A heat insulating collar for a heat insulating pipe as defined in claim 5, wherein: the second sliding groove (102) is fixedly connected with a limiting ball (8) in limiting fit with the adjacent second sliding plate (7), and the limiting ball (8) is used for blocking the adjacent second sliding plate (7).
9. A heat insulating collar for a heat insulating pipe as defined in claim 5, wherein: the novel sliding type sliding door is characterized by further comprising gates (9) which are distributed in a symmetrical mode and in an annular array mode, wherein the gates (9) which are distributed in the symmetrical mode are all in sliding connection with the shell (1), liquid draining holes (105) which are distributed in the symmetrical mode and in the annular array mode are formed in the shell (1), the gates (9) are in sealing fit with the adjacent liquid draining holes (105), and the liquid draining holes (105) are communicated with the adjacent first sliding grooves (101) and the outer sides of the shell (1).
10. A heat insulating collar for a heat insulating pipe as claimed in claim 9, wherein: one side rigid coupling that gate (9) is close to adjacent first sliding plate (2) have with shell (1) sliding connection's transfer line (10), transfer line (10) keep away from adjacent one side rigid coupling of gate (9) has extrusion piece (11), extrusion piece (11) with shell (1) sliding connection, extrusion piece (11) are close to adjacent one side of transfer line (10) with be provided with the spring between shell (1), extrusion piece (11) and adjacent first sliding plate (2) extrusion fit.
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| CN202410332511.7A CN117927749B (en) | 2024-03-22 | 2024-03-22 | Novel heat insulation coupling for heat insulation pipe |
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| CN202410332511.7A CN117927749B (en) | 2024-03-22 | 2024-03-22 | Novel heat insulation coupling for heat insulation pipe |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6154311A (en) * | 1998-04-20 | 2000-11-28 | Simtek Hardcoatings, Inc. | UV reflective photocatalytic dielectric combiner having indices of refraction greater than 2.0 |
| JP2008208901A (en) * | 2007-02-26 | 2008-09-11 | Hara Kogyo Kk | Packer |
| CN201386513Y (en) * | 2009-04-13 | 2010-01-20 | 铁道第三勘察设计院集团有限公司 | Core barrel joint |
| KR101348293B1 (en) * | 2013-05-21 | 2014-01-13 | (주)장수이엔시 | Piping correction function that has a fluid shutoff method for folding-type shut-off device |
| US9772452B1 (en) * | 2017-01-27 | 2017-09-26 | John Robert Toth | Hybrid connection system having separately sealed plug and receptacle chambers |
| CN109386251A (en) * | 2017-08-02 | 2019-02-26 | 中国石油天然气股份有限公司 | Squeezing plugging device |
| KR101985633B1 (en) * | 2018-11-19 | 2019-09-03 | 박광윤 | Expension joint device for Preinsulated piping |
| CN112523700A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Wire passing universal shaft assembly and wire passing method |
| CN214970337U (en) * | 2021-07-30 | 2021-12-03 | 李强 | Positive pressure filtering infusion joint connected with venous indwelling needle |
| CN117166944A (en) * | 2023-11-03 | 2023-12-05 | 山东兆鑫石油工具有限公司 | Sand setting type bottom ball for oil field well flushing |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7090011B2 (en) * | 2001-07-31 | 2006-08-15 | Zinoviy Dmitrievich Khomynets | Method for operating a well jet device during repair and insulating operations and device for carrying out said method |
| US8015869B2 (en) * | 2008-09-02 | 2011-09-13 | Schlumberger Technology Corporation | Methods and apparatus to perform pressure testing of geological formations |
| US20190345851A1 (en) * | 2018-05-10 | 2019-11-14 | Grace Capital partners, LLC | Side Draft, Slide Valve Aspiration |
| US12033442B2 (en) * | 2021-03-18 | 2024-07-09 | A & E Incorporated | Testing system for measuring target operational parameters of a motor vehicle |
| CN117759201B (en) * | 2024-02-22 | 2024-04-16 | 胜利油田胜机石油装备有限公司 | Airtight heat-insulating pipe with port protection function |
-
2024
- 2024-03-22 CN CN202410332511.7A patent/CN117927749B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6154311A (en) * | 1998-04-20 | 2000-11-28 | Simtek Hardcoatings, Inc. | UV reflective photocatalytic dielectric combiner having indices of refraction greater than 2.0 |
| JP2008208901A (en) * | 2007-02-26 | 2008-09-11 | Hara Kogyo Kk | Packer |
| CN201386513Y (en) * | 2009-04-13 | 2010-01-20 | 铁道第三勘察设计院集团有限公司 | Core barrel joint |
| KR101348293B1 (en) * | 2013-05-21 | 2014-01-13 | (주)장수이엔시 | Piping correction function that has a fluid shutoff method for folding-type shut-off device |
| US9772452B1 (en) * | 2017-01-27 | 2017-09-26 | John Robert Toth | Hybrid connection system having separately sealed plug and receptacle chambers |
| CN109386251A (en) * | 2017-08-02 | 2019-02-26 | 中国石油天然气股份有限公司 | Squeezing plugging device |
| KR101985633B1 (en) * | 2018-11-19 | 2019-09-03 | 박광윤 | Expension joint device for Preinsulated piping |
| CN112523700A (en) * | 2020-11-30 | 2021-03-19 | 中国石油天然气集团有限公司 | Wire passing universal shaft assembly and wire passing method |
| CN214970337U (en) * | 2021-07-30 | 2021-12-03 | 李强 | Positive pressure filtering infusion joint connected with venous indwelling needle |
| CN117166944A (en) * | 2023-11-03 | 2023-12-05 | 山东兆鑫石油工具有限公司 | Sand setting type bottom ball for oil field well flushing |
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| CN117927749A (en) | 2024-04-26 |
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