CN217177863U - External pressure single-type axial expansion joint - Google Patents
External pressure single-type axial expansion joint Download PDFInfo
- Publication number
- CN217177863U CN217177863U CN202220675212.XU CN202220675212U CN217177863U CN 217177863 U CN217177863 U CN 217177863U CN 202220675212 U CN202220675212 U CN 202220675212U CN 217177863 U CN217177863 U CN 217177863U
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- expansion joint
- install
- rod
- pull rod
- pipe
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- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- 240000007643 Phytolacca americana Species 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The utility model discloses an external pressure single-type axial expansion joint, which comprises a flange workpiece, a reinforcing pipe, a corrugated pipe, a thread slider, a pull rod, an auxiliary ring and a rotating ring, wherein one end of the corrugated pipe is provided with a port pipe, the port pipe is provided with an installation block, the installation block is provided with a connecting rod, one end of the connecting rod is provided with a connecting plate, the connecting plate is provided with a thread slider, the pull rod is provided with a rotating ring, the rotating ring is provided with a poking rod, the pull rod is provided with threads, the threads are connected with the thread slider in a sliding way, the reinforcing pipe is arranged between the corrugated pipes, the reinforcing pipe is provided with a fixed plate, the fixed plate is provided with a bracket, the bracket is provided with an auxiliary rod, one end of the auxiliary rod is provided with an auxiliary ring, the auxiliary ring is connected with the pull rod in a sliding way, the length of the corrugated pipe can be adjusted, the length of the expansion joint is adjusted.
Description
Technical Field
The utility model relates to an external pressure list formula axial type expansion joint technical field specifically is an external pressure list formula axial type expansion joint.
Background
An expansion joint, also called a compensator, is composed of a corrugated pipe (an elastic element) and accessories such as end pipes, brackets, flanges, conduits and the like, which form a working body of the expansion joint. The expansion joint is a flexible structure arranged on the shell or the pipeline of the container for compensating additional stress caused by temperature difference and mechanical vibration, and the effective expansion and contraction deformation of the corrugated pipe of the working body is utilized to absorb the dimensional change of the pipeline, the conduit, the container and the like caused by expansion and contraction and the like or compensate the axial, transverse and angular displacement of the pipeline, the conduit, the container and the like. The expansion joint can also be used for noise reduction and vibration reduction, and the external pressure single-type axial expansion joint is one of the commonly used pipeline axial displacement compensation devices.
When the existing expansion joint is used, the pull rod plays a role in limiting when the expansion joint deforms, the expansion joint and the pull rod are fixed, and the length of the expansion joint cannot be adjusted as required.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an external pressure single-type axial type expansion joint to solve the problem among the prior art.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an external pressure single-type axial type expansion joint, includes flange work piece, reinforced pipe, bellows, screw thread slider, pull rod, supplementary ring sum swivel becket, the port pipe is installed to bellows one end, install the installation piece on the port pipe, install the connecting rod on the installation piece, connecting rod one end is installed and is linked up the board, install the screw thread slider on the linking board, install the swivel becket on the pull rod, install the poker rod on the swivel becket, be provided with the screw thread on the pull rod, screw thread and screw thread slider sliding connection, install the reinforced pipe between the bellows, install the fixed plate on the reinforced pipe, install the support on the fixed plate, install the auxiliary rod on the support, supplementary ring is installed to auxiliary rod one end, supplementary ring and pull rod sliding connection.
Preferably, one end of the port pipe is provided with a flange workpiece.
Preferably, two draft tubes are symmetrically distributed on the inner wall of the corrugated tube.
Preferably, the material of the pull rod can be metal, plastic or rubber.
Preferably, one end of the port pipe is connected with the flow guide pipe.
Preferably, one end of the draft tube is connected with the reinforced tube.
Preferably, the rotating ring is fixedly connected with the pull rod bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the pull rod can be driven to rotate by rotating the poke rod arranged on the rotating ring, the pull rod is provided with threads, the threads are connected with the threaded sliding block in a sliding mode, so that the position of the threaded sliding block on the pull rod can be adjusted, the connecting plate and the connecting rod which are arranged on the threaded sliding block are matched, the port pipe is driven to move, one end of the port pipe is connected with the corrugated pipe, the length of the corrugated pipe is adjusted, and the length of the expansion joint is adjusted.
2. Through the reinforced pipe installed between the corrugated pipes, the fixed plate installed on the reinforced pipe in a matching mode, the support installed on the fixed plate, the auxiliary rod installed on the support and the auxiliary ring installed at one end of the auxiliary rod, the auxiliary ring is connected with the pull rod in a sliding mode, and stability of the corrugated pipes during adjustment is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the internal structure of the present invention.
Fig. 3 is a schematic top view of the present invention.
In the figure: 1. a flange workpiece; 2. a port tube; 3. a bellows; 4. a reinforcement tube; 5. a flow guide pipe; 6. mounting blocks; 7. a connecting rod; 8. a limiting plate; 9. a connector tile; 10. a threaded slider; 11. a thread; 12. a pull rod; 13. an auxiliary ring; 14. an auxiliary lever; 15. a poke rod; 16. a rotating ring; 17. a support; 18. and (7) fixing the plate.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, 2 and 3, in an embodiment of the present invention, an external pressure single-type axial expansion joint includes a flange workpiece 1, a reinforcing pipe 4, a corrugated pipe 3, a threaded slider 10, a pull rod 12, an auxiliary ring 13 and a rotating ring 16, wherein a port pipe 2 is installed at one end of the corrugated pipe 3, an installation block 6 is installed on the port pipe 2, a connection rod 7 is installed on the installation block 6, a connection plate 9 is installed at one end of the connection rod 7, a threaded slider 10 is installed on the connection plate 9, a rotating ring 16 is installed on the pull rod 12, a poking rod 15 is installed on the rotating ring 16, a thread 11 is installed on the pull rod 12, the thread 11 is slidably connected with the threaded slider 10, the pull rod 12 can be driven to rotate by rotating the poking rod 15 installed on the rotating ring 16, the thread 11 is installed on the pull rod 12, because the thread 11 is slidably connected with the threaded slider 10, thereby can adjust the position of screw slider 10 on pull rod 12, cooperation screw slider 10 goes up the connection board 9 and the connecting rod 7 of installation, drives port pipe 2 and removes, and port pipe 2 one end is connected with bellows 3 to the length of bellows 3 has been adjusted, has realized the adjustment of expansion joint length, install reinforcing pipe 4 between the bellows 3, install fixed plate 18 on the reinforcing pipe 4, install support 17 on the fixed plate 18, install auxiliary rod 14 on the support 17, auxiliary ring 13 is installed to auxiliary rod 14 one end, auxiliary ring 13 and pull rod 12 sliding connection have improved the stability when bellows 3 adjusts, flange work piece 1 is installed to port pipe 2 one end, two honeycomb ducts 5 are installed to the symmetry on the bellows 3 inner wall, the material of pull rod 12 can be metal, plastics or rubber, port pipe 2 one end is connected with honeycomb duct 5, one end of the draft tube 5 is connected with the reinforced tube 4, and the rotating ring 16 is fixedly connected with the pull rod 12 through bolts.
The utility model discloses a theory of operation is: through rotating the poker rod 15 of installation on the swivel becket 16, can drive pull rod 12 and rotate, be provided with screw thread 11 on the pull rod 12, because screw thread 11 and screw thread slider 10 sliding connection, thereby can adjust the position of screw thread slider 10 on pull rod 12, the linking plate 9 and the connecting rod 7 of installation on the cooperation screw thread slider 10, drive port pipe 2 and remove, port pipe 2 one end is connected with bellows 3, thereby the length of bellows 3 has been adjusted, the adjustment of expansion joint length has been realized, through the reinforcing tube 4 of installation between the bellows 3, the fixed plate 18 of installation on the cooperation reinforcing tube 4, and the support 17 of installation on the fixed plate 18, and the auxiliary rod 14 of installation on the support 17, and the auxiliary ring 13 of auxiliary rod 14 one end installation, auxiliary ring 13 and pull rod 12 sliding connection, stability when bellows 3 adjusts has been improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an external pressure simple type axial type expansion joint, includes flange work piece (1), reinforced pipe (4), bellows (3), screw slider (10), pull rod (12), supplementary ring (13) and rotating ring (16), its characterized in that: port pipe (2) is installed to bellows (3) one end, install installation piece (6) on port pipe (2), install connecting rod (7) on installation piece (6), connection board (9) is installed to connecting rod (7) one end, install screw thread slider (10) on connection board (9), install swivel becket (16) on pull rod (12), install poker rod (15) on swivel becket (16), be provided with screw thread (11) on pull rod (12), screw thread (11) and screw thread slider (10) sliding connection, install between bellows (3) reinforcing tube (4), install fixed plate (18) on reinforcing tube (4), install support (17) on fixed plate (18), install auxiliary rod (14) on support (17), auxiliary ring (13) is installed to auxiliary rod (14) one end, the auxiliary ring (13) is connected with the pull rod (12) in a sliding mode.
2. An external pressure unitary axial expansion joint as defined in claim 1 wherein: and a flange workpiece (1) is arranged at one end of the port pipe (2).
3. An external pressure unitary axial expansion joint as defined in claim 1 wherein: two flow guide pipes (5) are symmetrically distributed on the inner wall of the corrugated pipe (3).
4. An external pressure unitary axial expansion joint as defined in claim 1 wherein: the material of the pull rod (12) can be metal, plastic or rubber.
5. An external pressure unitary axial expansion joint as defined in claim 1 wherein: one end of the port pipe (2) is connected with the flow guide pipe (5).
6. The external pressure single-type axial expansion joint as claimed in claim 1, wherein: one end of the draft tube (5) is connected with the reinforced tube (4).
7. An external pressure unitary axial expansion joint as defined in claim 1 wherein: the rotating ring (16) is fixedly connected with the pull rod (12) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220675212.XU CN217177863U (en) | 2022-03-26 | 2022-03-26 | External pressure single-type axial expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220675212.XU CN217177863U (en) | 2022-03-26 | 2022-03-26 | External pressure single-type axial expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217177863U true CN217177863U (en) | 2022-08-12 |
Family
ID=82745900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220675212.XU Active CN217177863U (en) | 2022-03-26 | 2022-03-26 | External pressure single-type axial expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217177863U (en) |
-
2022
- 2022-03-26 CN CN202220675212.XU patent/CN217177863U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20231020 Granted publication date: 20220812 |