CN213117982U - Self-balancing expansion joint - Google Patents
Self-balancing expansion joint Download PDFInfo
- Publication number
- CN213117982U CN213117982U CN202021767860.5U CN202021767860U CN213117982U CN 213117982 U CN213117982 U CN 213117982U CN 202021767860 U CN202021767860 U CN 202021767860U CN 213117982 U CN213117982 U CN 213117982U
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- Prior art keywords
- fixedly connected
- plate
- positioning
- connecting plate
- expansion joint
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- Expired - Fee Related
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- 229910001566 austenite Inorganic materials 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 2
- 239000010935 stainless steel Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000472 traumatic effect Effects 0.000 description 1
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Abstract
The utility model discloses a self-balancing expansion joint, including the connecting cylinder, the first connecting pipe of right side fixedly connected with of connecting cylinder, one side of first connecting pipe is provided with first connecting plate, one side fixedly connected with positioning nut who keeps away from first connecting pipe of first connecting plate, one side fixedly connected with positioning bolt of positioning nut, first connecting plate is run through to one side of positioning bolt, positioning bolt's the one end fixedly connected with limiting plate of keeping away from first connecting plate, one side fixedly connected with connecting cylinder of limiting plate, one side fixedly connected with positioning nut who keeps away from first connecting plate of limiting plate, positioning bolt runs through the limiting plate, the first fixing nut of one side fixedly connected with that is close to first connecting pipe of first connecting plate. The utility model discloses in, the material is austenite stainless steel, long service life, compact structure safe and reliable, and flexible good nothing leaks corruption, multiple characteristics such as the installation of being convenient for.
Description
Technical Field
The utility model relates to an expansion joint field especially relates to a self-balancing expansion joint.
Background
The expansion joint is a compensation element, which uses the effective expansion joint deformation of the elastic element of the expansion joint compensator to attract the temperature change of the pipeline, conduit or container due to expansion with heat and contraction with cold. Can be used for compensating the axial, transverse and angular displacement of the pipeline. Thereby achieving the effects of absorbing displacement, reducing noise and the like in the pipeline or equipment. The expansion joint adopted on the pressure container has various forms, and the U-shaped wave expansion joint is popular in terms of wave shape, and the C shape is adopted. The expansion joint used in the pipeline has a pressure balance type, a hinge type, a universal joint type, and the like for structural compensation.
The expansion joint on the market generally has only one spring, and the compensation effect is very not good, and traditional expansion joint structure is unreasonable, and is not high pressure resistant, and the fatigue life that the rubber overextended and produce reduces, and external anti-pressure ring is perishable leads to the whole life-span decline of expansion joint, is not suitable for high-pressure occasion, so need an expansion joint that can multiple compensation now.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a self-balancing expansion joint.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a self-balancing expansion joint comprises a connecting cylinder, wherein a first connecting pipe is fixedly connected to the right side of the connecting cylinder, a first connecting plate is arranged on one side of the first connecting pipe, a positioning nut is fixedly connected to one side of the first connecting plate, which is far away from the first connecting pipe, a positioning bolt is fixedly connected to one side of the positioning nut, one side of the positioning bolt penetrates through the first connecting plate, a limiting plate is fixedly connected to one end of the positioning bolt, which is far away from the first connecting plate, a connecting cylinder is fixedly connected to one side of the limiting plate, a positioning nut is fixedly connected to one side of the limiting plate, which is far away from the first connecting plate, a positioning bolt penetrates through the limiting plate, a first fixing nut is fixedly connected to one side of the first connecting plate, a first fixing bolt is fixedly connected to one side of the first fixing nut, a first positioning plate is fixedly connected to one end of the first fixing bolt, the middle of the first positioning plate is provided with a first elastic pipe, one end of the first fixing bolt is fixedly connected with a gasket at one side close to the first positioning plate, and one end of the first fixing bolt is fixedly connected with a first fixing nut.
As a further description of the above technical solution:
a first spring is arranged between the first connecting plate and the first positioning plate, and a first elastic tube is arranged inside the first spring.
As a further description of the above technical solution:
the upper surface of the first connecting plate is provided with three positioning nuts, and one side of the first connecting plate is provided with three first fixing nuts.
As a further description of the above technical solution:
and a second connecting pipe is fixedly connected to the other side of the connecting cylinder and is symmetrical to the first connecting pipe, and a second elastic pipe is fixedly connected to one end, far away from the connecting cylinder, of the second connecting pipe.
As a further description of the above technical solution:
a second connecting plate is arranged at the joint of the second connecting pipe and the second elastic pipe, a second positioning plate is arranged at one end, far away from the second connecting plate, of the second elastic pipe, and a second fixing bolt is arranged on one side of the second positioning plate.
As a further description of the above technical solution:
the second fixing bolts are three and are evenly arranged on the periphery of the second connecting plate.
As a further description of the above technical solution:
a second spring is arranged between the second connecting plate and the second positioning plate, a second elastic tube is arranged in the middle of the second spring, and six limiting plates are arranged on the outer side wall of the connecting cylinder.
The utility model discloses following beneficial effect has:
1. the utility model discloses in, the size is accurate, and the surface is clean and non-traumatic, and the material is austenite stainless steel, long service life, compact structure safe and reliable, and flexible good nothing leaks the corruption, multiple characteristics such as the installation of being convenient for, and safe in utilization, the equilibrium is very good, uses extensively.
2. The utility model discloses in, be provided with first spring and second spring, can drive first locating plate through first elasticity pipe and remove, one side of first locating plate is provided with first spring, the opposite side of first spring is provided with first connecting plate, one side of first connecting plate is provided with first connecting pipe, one side of first connecting pipe is fixed with the connecting cylinder, just can make the connecting cylinder play certain balanced compensation under the effect of first spring, be provided with the second spring, can compensate jointly with first spring, the compensation effect is very good.
Drawings
Fig. 1 is a front view of a self-balancing expansion joint of the present invention;
fig. 2 is a top view of a self-balancing expansion joint according to the present invention;
fig. 3 is a side view of a self-balancing expansion joint according to the present invention;
fig. 4 is an enlarged view of a portion a in fig. 3.
Illustration of the drawings:
1. a connecting cylinder; 2. a first spring; 3. a first elastic tube; 4. a first positioning plate; 5. a first fixing nut; 6. a gasket; 7. a first fixing bolt; 8. positioning a nut; 9. a first connecting pipe; 10. a first fixing nut; 11. a limiting plate; 12. positioning a nut; 13. positioning the bolt; 14. a second connecting pipe; 15. a second connecting plate; 16. a second spring; 17. a second fixing bolt; 18. a second positioning plate; 19. a second elastic tube; 20. a first connecting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: a self-balancing expansion joint comprises a connecting cylinder 1, a first connecting pipe 9 is fixedly connected to the right side of the connecting cylinder 1, a first connecting plate 20 is arranged on one side of the first connecting pipe 9, a positioning nut 8 is fixedly connected to one side of the first connecting plate 20 far away from the first connecting pipe 9, a positioning bolt 13 is fixedly connected to one side of the positioning nut 8, one side of the positioning bolt 13 penetrates through the first connecting plate 20, a limiting plate 11 is fixedly connected to one end of the positioning bolt 13 far away from the first connecting plate 20, the limiting plate 11 can enable external force of the connecting cylinder 1 to be compensated to a first spring 2, a connecting cylinder 1 is fixedly connected to one side of the limiting plate 11, a positioning nut 12 is fixedly connected to one side of the limiting plate 11 far away from the first connecting plate 20, the positioning bolt 13 penetrates through the limiting plate 11, a first fixing nut 10 is fixedly connected to one side of, one side fixedly connected with first fixing bolt 7 of first fixing nut 10, the one end fixedly connected with first locating plate 4 of keeping away from first connecting plate 20 of first fixing bolt 7, the centre of first locating plate 4 is provided with first elastic tube 3, one end of first fixing bolt 7 is and be close to one side fixedly connected with gasket 6 of first locating plate 4, the first fixation nut 5 of one end fixedly connected with of first fixing bolt 7.
A first spring 2 is arranged between a first connecting plate 20 and a first positioning plate 4, a first elastic tube 3 is arranged in the first spring 2, three positioning nuts 8 are arranged on the first connecting plate 20, three first fixing nuts 10 are arranged on one side of the first connecting plate 20, a second connecting tube 14 is fixedly connected with the other side of the connecting tube 1 and at a position symmetrical to the first connecting tube 9, a second elastic tube 19 is fixedly connected with one end of the second connecting tube 14 far away from the connecting tube 1, a second connecting plate 15 is arranged at the joint of the second connecting tube 14 and the second elastic tube 19, a second positioning plate 18 is arranged on one end of the second elastic tube 19 far away from the second connecting plate 15, a second fixing bolt 17 is arranged on one side of the second positioning plate 18, three second fixing bolts 17 are uniformly arranged on the periphery of the second connecting plate 15, a second spring 16 is arranged between the second connecting plate 15 and the second positioning plate 18, a second elastic tube 19 is arranged in the middle of the second spring 16, and six limiting plates 11 are arranged on the outer side wall of the connecting cylinder 1.
The working principle is as follows: be provided with first spring 2 and second spring 16, can drive first locating plate 4 through first elastic tube 3 and remove, one side of first locating plate 4 is provided with first spring 2, the opposite side of first spring 2 is provided with first connecting plate 20, one side of first connecting plate 20 is provided with first connecting pipe 9, one side of first connecting pipe 9 is fixed with connecting cylinder 1, just can be so that connecting cylinder 1 plays certain balance compensation under the effect of first spring 2, be provided with second spring 16, can compensate jointly with first spring 2, the compensation effect is very good.
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, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments.
Claims (7)
1. A self-balancing expansion joint comprises a connecting cylinder (1), and is characterized in that: the right side of the connecting cylinder (1) is fixedly connected with a first connecting pipe (9), one side of the first connecting pipe (9) is provided with a first connecting plate (20), one side of the first connecting plate (20) far away from the first connecting pipe (9) is fixedly connected with a positioning nut (8), one side of the positioning nut (8) is fixedly connected with a positioning bolt (13), one side of the positioning bolt (13) penetrates through the first connecting plate (20), one end of the positioning bolt (13) far away from the first connecting plate (20) is fixedly connected with a limiting plate (11), one side of the limiting plate (11) is fixedly connected with the connecting cylinder (1), one side of the limiting plate (11) far away from the first connecting plate (20) is fixedly connected with a positioning nut (12), the positioning bolt (13) penetrates through the limiting plate (11), one side of the first connecting plate (20) near the first connecting pipe (9) is fixedly connected with a first fixing nut (10), the fixing device is characterized in that a first fixing bolt (7) is fixedly connected to one side of a first fixing nut (10), a first positioning plate (4) is fixedly connected to one end, far away from a first connecting plate (20), of the first fixing bolt (7), a first elastic pipe (3) is arranged in the middle of the first positioning plate (4), a gasket (6) is fixedly connected to one side, close to the first positioning plate (4), of one end of the first fixing bolt (7), and a first fixing nut (5) is fixedly connected to one end of the first fixing bolt (7).
2. The self-balancing expansion joint of claim 1, wherein: a first spring (2) is arranged between the first connecting plate (20) and the first positioning plate (4), and a first elastic tube (3) is arranged inside the first spring (2).
3. The self-balancing expansion joint of claim 1, wherein: three positioning nuts (8) are arranged on the first connecting plate (20), and three first fixing nuts (10) are arranged on one side of the first connecting plate (20).
4. The self-balancing expansion joint of claim 1, wherein: a second connecting pipe (14) is fixedly connected to the other side of the connecting cylinder (1) and at a position symmetrical to the first connecting pipe (9), and a second elastic pipe (19) is fixedly connected to one end, far away from the connecting cylinder (1), of the second connecting pipe (14).
5. The self-balancing expansion joint of claim 4, wherein: a second connecting plate (15) is arranged at the joint of the second connecting pipe (14) and the second elastic pipe (19), a second positioning plate (18) is arranged at one end, far away from the second connecting plate (15), of the second elastic pipe (19), and a second fixing bolt (17) is arranged on one side of the second positioning plate (18).
6. The self-balancing expansion joint of claim 5, wherein: the number of the second fixing bolts (17) is three, and the second fixing bolts are uniformly arranged on the periphery of the second connecting plate (15).
7. The self-balancing expansion joint of claim 5, wherein: a second spring (16) is arranged between the second connecting plate (15) and the second positioning plate (18), a second elastic tube (19) is arranged in the middle of the second spring (16), and six limiting plates (11) are arranged on the outer side wall of the connecting cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021767860.5U CN213117982U (en) | 2020-08-22 | 2020-08-22 | Self-balancing expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021767860.5U CN213117982U (en) | 2020-08-22 | 2020-08-22 | Self-balancing expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213117982U true CN213117982U (en) | 2021-05-04 |
Family
ID=75655017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021767860.5U Expired - Fee Related CN213117982U (en) | 2020-08-22 | 2020-08-22 | Self-balancing expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213117982U (en) |
-
2020
- 2020-08-22 CN CN202021767860.5U patent/CN213117982U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210504 |