CN216768736U - Axial type ripple expansion joint - Google Patents
Axial type ripple expansion joint Download PDFInfo
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- CN216768736U CN216768736U CN202220337010.4U CN202220337010U CN216768736U CN 216768736 U CN216768736 U CN 216768736U CN 202220337010 U CN202220337010 U CN 202220337010U CN 216768736 U CN216768736 U CN 216768736U
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- fixedly connected
- expansion joint
- bellows
- sleeve
- axial
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Abstract
The utility model discloses an axial corrugated expansion joint, which relates to the technical field of expansion joints and aims at solving the problem that a plurality of long bolts are required to be installed in the existing axial corrugated expansion joint, the utility model provides a scheme that the axial corrugated expansion joint comprises a guide sleeve, a fixed plate is fixedly connected in the middle of the inner side of the guide sleeve, a fixed sleeve is fixedly connected in the inner side of the fixed plate, a partition plate is fixedly connected in the middle of the inner side of the fixed sleeve, a plurality of second springs are fixedly connected on both sides of the partition plate, a guide rod in sliding connection with the fixed sleeve is fixedly connected at one end of each second spring, a corrugated pipe positioned on one side of the fixed sleeve is fixedly connected at one end of each guide rod, and a connecting pipe in sliding connection with the guide sleeve is fixedly connected at one end of each corrugated pipe. Simple operation and convenient use.
Description
Technical Field
The utility model relates to the technical field of expansion joints, in particular to an axial corrugated expansion joint.
Background
The expansion joint is a flexible structure arranged on the container shell or pipeline for compensating the additional stress caused by temperature difference and mechanical vibration, and has the advantages of reliable operation, good performance, compact structure and the like as an elastic compensation element capable of freely stretching, thus being widely applied to the departments of chemical industry, metallurgy, nuclear energy and the like.
The expansion joint mainly weakens the deformation that the pipeline received through the deformation of bellows for the stress of compensation pipeline, the axial deformation who mainly passes through the bellows is used for compensating the axial stress of pipeline, but a plurality of stay bolts need be connected to current axial expansion joint, makes the deformation control of bellows be the axial, needs a plurality of stay bolts of personnel's manual installation, uses inconveniently, so needs an axial type ripple expansion joint now.
SUMMERY OF THE UTILITY MODEL
The utility model provides an axial corrugated expansion joint, which solves the problem that a plurality of long bolts need to be installed in the axial corrugated expansion joint.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an axial type ripple expansion joint, includes the uide bushing, the fixedly connected with fixed plate in the middle of the inboard of uide bushing, the fixed cover of inboard fixedly connected with of fixed plate, the fixedly connected with baffle in the middle of the inboard of fixed cover, a plurality of second springs of the equal fixedly connected with in both sides of baffle, the one end fixedly connected with of second spring and fixed cover sliding connection's guide bar, the one end fixedly connected with of guide bar is located the bellows of fixed cover one side, the one end fixedly connected with and the uide bushing sliding connection's of bellows connecting pipe.
Preferably, the number of the corrugated pipes is two, the two corrugated pipes are arranged on the inner side of the guide sleeve, and a middle pipe located in the middle of the fixing sleeve is fixedly communicated between the two corrugated pipes.
Preferably, the fixed sleeve adopts an annular structure, and a plurality of positioning holes in sliding connection with the guide rod are formed in two sides of the fixed sleeve.
Preferably, one end of the connecting pipe close to the corrugated pipe is fixedly connected with a limiting ring in sliding connection with the inner side of the guide sleeve, and one side of the limiting ring is fixedly connected with a plurality of first springs fixedly connected with the fixing plate.
Preferably, one end of the connecting pipe is fixedly connected with a flange, and the flange is provided with a plurality of connecting holes.
Preferably, the middle pipe is made of flexible materials, and the guide sleeve is of a cylindrical structure.
The utility model has the beneficial effects that:
1. through the uide bushing, can be so that the connecting pipe at uide bushing both ends slides in both sides, need not a plurality of stay bolts of personnel's manual installation, the deformation of control bellows improves the installation effectiveness of axial type ripple expansion joint in axial direction, and spacing ring through connecting pipe one end can play the effect of direction, through first spring, can increase the compensation scope of bellows, improves the compensation effect.
2. Through the guide bar of bellows one end, can be so that the deformation transmission of bellows give the guide bar, and then make the second spring compression of guide bar one end, can increase the compensation ability of bellows, through the locating hole that fixed cover both sides were seted up, can be so that the guide bar is along axial sliding all the time, prevent the radial rotation of bellows for the bellows damages, improves the life of axial type ripple expansion joint, easy operation, convenient to use.
Drawings
FIG. 1 is a schematic cross-sectional front view of an axial corrugated expansion joint according to the present invention;
FIG. 2 is an enlarged view of a portion of an axial type bellows expansion joint according to the present invention;
fig. 3 is an enlarged schematic view of the axial type bellows expansion joint according to the present invention at a point a.
Reference numbers in the figures: 1. a guide sleeve; 2. a first spring; 3. a bellows; 4. a limiting ring; 5. a connecting pipe; 6. a flange plate; 7. fixing a sleeve; 8. positioning holes; 9. a fixing plate; 10. an intermediate pipe; 11. a partition plate; 12. a second spring; 13. a guide rod.
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.
Referring to fig. 1-3, an axial corrugated expansion joint includes a guide sleeve 1, a fixing plate 9 is fixedly connected to the middle of the inner side of the guide sleeve 1, a fixing sleeve 7 is fixedly connected to the inner side of the fixing sleeve 9, a partition plate 11 is fixedly connected to the middle of the inner side of the fixing sleeve 7, a plurality of second springs 12 are fixedly connected to both sides of the partition plate 11, one end of each second spring 12 is fixedly connected to a guide rod 13 slidably connected to the fixing sleeve 7, one end of each guide rod 13 is fixedly connected to a corrugated pipe 3 located on one side of the fixing sleeve 7, one end of each corrugated pipe 3 is fixedly connected to a connecting pipe 5 slidably connected to the guide sleeve 1, the connecting pipes 5 at both ends of the guide sleeve 1 can slide on both sides through the guide sleeve 1, a plurality of long bolts do not need to be manually installed by a person, the deformation of the corrugated pipe 3 is controlled in the axial direction, the installation efficiency of the axial corrugated expansion joint is improved, and the limit ring 4 at one end of the connecting pipe 5, can play the effect of direction, through first spring 2, can increase the compensation scope of bellows 3, improve the compensation effect, guide bar 13 through 3 one ends of bellows, can be so that the deformation transmission of bellows 3 gives guide bar 13, and then make the second spring 12 compression of guide bar 13 one end, can increase the compensation ability of bellows 3, locating hole 8 seted up through fixed cover 7 both sides, can be so that guide bar 13 is along axial slip all the time, prevent bellows 3 radial rotation, make bellows 3 damage, improve the life of axial type ripple expansion joint, and the operation is simple, high durability and convenient use.
The number of the corrugated pipes 3 is two, the two corrugated pipes 3 are arranged on the inner side of the guide sleeve 1, and a middle pipe 10 positioned in the middle of the fixed sleeve 7 is fixedly communicated between the two corrugated pipes 3.
Fixed cover 7 adopts annular structure, and a plurality of locating holes 8 with guide bar 13 sliding connection have all been seted up to fixed cover 7's both sides.
One end of the connecting pipe 5 close to the corrugated pipe 3 is fixedly connected with a limiting ring 4 which is connected with the inner side of the guide sleeve 1 in a sliding manner, and one side of the limiting ring 4 is fixedly connected with a plurality of first springs 2 which are fixedly connected with a fixing plate 9.
One end of the connecting pipe 5 is fixedly connected with a flange 6, and the flange 6 is provided with a plurality of connecting holes.
The middle tube 10 is made of flexible materials, and the guide sleeve 1 is of a cylindrical structure.
The working principle is as follows: through the guide sleeve 1, the connecting pipes 5 at the two ends of the guide sleeve 1 can slide at the two sides, a plurality of long bolts do not need to be installed manually by personnel, the deformation of the corrugated pipe 3 is controlled in the axial direction, the installation efficiency of the axial corrugated expansion joint is improved, the limiting ring 4 at one end of the connecting pipe 5 can play a role in guiding, the compensation range of the corrugated pipe 3 can be enlarged through the first spring 2, the compensation effect is improved, the deformation of the corrugated pipe 3 can be transmitted to the guide rod 13 through the guide rod 13 at one end of the corrugated pipe 3, the second spring 12 at one end of the guide rod 13 is compressed, the compensation capacity of the corrugated pipe 3 can be increased, through the positioning holes 8 arranged at the two sides of the fixed sleeve 7, the guide rod 13 can slide along the axial direction all the time, the corrugated pipe 3 is prevented from rotating in the radial direction, the corrugated pipe 3 is damaged, and the service life of the axial corrugated expansion joint is prolonged, simple operation and convenient use.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
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 to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides an axial type ripple expansion joint, includes uide bushing (1), its characterized in that, fixedly connected with fixed plate (9) in the middle of the inboard of uide bushing (1), the fixed cover (7) of inboard fixedly connected with of fixed plate (9), fixedly connected with baffle (11) in the middle of the inboard of fixed cover (7), a plurality of second springs (12) of the equal fixedly connected with in both sides of baffle (11), the one end fixedly connected with of second spring (12) and fixed cover (7) sliding connection's guide bar (13), the one end fixedly connected with of guide bar (13) is located bellows (3) of fixed cover (7) one side, the one end fixedly connected with of bellows (3) and uide bushing (1) sliding connection's connecting pipe (5).
2. An axial type bellow expansion joint according to claim 1, characterized in that said bellows (3) are provided in two, both said bellows (3) being arranged inside the guiding sleeve (1), an intermediate tube (10) in the middle of the fixed sleeve (7) being fixedly connected between both said bellows (3).
3. The axial type corrugated expansion joint as claimed in claim 1, wherein said fixing sleeve (7) is of an annular structure, and both sides of said fixing sleeve (7) are provided with a plurality of positioning holes (8) slidably connected with the guide rods (13).
4. An axial type corrugated expansion joint according to claim 1, wherein one end of the connecting pipe (5) close to the corrugated pipe (3) is fixedly connected with a limiting ring (4) which is slidably connected with the inner side of the guide sleeve (1), and one side of the limiting ring (4) is fixedly connected with a plurality of first springs (2) which are fixedly connected with a fixing plate (9).
5. The axial type corrugated expansion joint according to claim 1, wherein a flange (6) is fixedly connected to one end of the connecting pipe (5), and a plurality of connecting holes are formed in the flange (6).
6. An axial bellows expansion joint according to claim 2, wherein the intermediate tube (10) is of flexible material and the guide sleeve (1) is of cylindrical configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220337010.4U CN216768736U (en) | 2022-02-20 | 2022-02-20 | Axial type ripple expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220337010.4U CN216768736U (en) | 2022-02-20 | 2022-02-20 | Axial type ripple expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216768736U true CN216768736U (en) | 2022-06-17 |
Family
ID=81956125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220337010.4U Active CN216768736U (en) | 2022-02-20 | 2022-02-20 | Axial type ripple expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216768736U (en) |
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2022
- 2022-02-20 CN CN202220337010.4U patent/CN216768736U/en active Active
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