CN216158569U - Sleeve type corrugated expansion joint with long service life - Google Patents
Sleeve type corrugated expansion joint with long service life Download PDFInfo
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- CN216158569U CN216158569U CN202122210700.1U CN202122210700U CN216158569U CN 216158569 U CN216158569 U CN 216158569U CN 202122210700 U CN202122210700 U CN 202122210700U CN 216158569 U CN216158569 U CN 216158569U
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- expansion joint
- fixedly connected
- connecting flange
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Abstract
The utility model discloses a sleeve type corrugated expansion joint with long service life, which comprises a connecting part and an expansion joint body, the connecting part and the expansion joint body are connected into a whole, one end of the connecting part is fixedly connected with a first connecting flange, the other end of the connecting part is fixedly connected with a second connecting flange, the side walls of the first connecting flange and the second connecting flange are fixedly connected with a first fixing block, a first guide rod is arranged on the inner wall of the first fixed block in a threaded penetrating manner, first fixing bolts are connected to the two sides of the outer surface of the first guide rod in a threaded manner, an outer sleeve is fixedly connected to the outer surface of the connecting part on the left side, an inner sleeve is fixedly connected to the outer surface of the connecting part on the right side, the spring is arranged at the intersection of the outer sleeve and the inner sleeve, a second guide rod is fixedly connected to the surface of one side of the second connecting flange, and a second fixing block is fixedly connected to the outer surface of the outer sleeve. The utility model can effectively prolong the service life.
Description
Technical Field
The utility model relates to the technical field of corrugated expansion joints, in particular to a sleeve type corrugated expansion joint with long service life.
Background
The corrugated expansion energy-saving expansion function is realized mainly by a corrugated pipe, the function and strength design of the corrugated expansion joint is mainly realized by the design of the corrugated pipe, and the corrugated pipe can be stretched, compressed or bent by different designs and combinations of the corrugated pipe, so that the corrugated expansion joint in three basic forms of axial direction, transverse direction and angular direction is formed.
The existing corrugated expansion joint still has many defects in the using process, and due to long-time use, the expansion joint can be worn by the outside and the service life of the expansion joint can be reduced, so that a sleeve type corrugated expansion joint with long service life, which can solve the problems, is needed at present.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a sleeve type corrugated expansion joint with long service life.
In order to achieve the purpose, the utility model adopts the following technical scheme: the sleeve type corrugated expansion joint with long service life comprises a connecting part and an expansion joint body, wherein the connecting part and the expansion joint body are integrally connected, one end of the connecting part is fixedly connected with a first connecting flange, the other end of the connecting part is fixedly connected with a second connecting flange, the side walls of the first connecting flange and the second connecting flange are fixedly connected with a first fixing block, the inner wall of the first fixing block is provided with a first guide rod in a threaded penetrating manner, and both sides of the outer surface of the first guide rod are connected with first fixing bolts in a threaded manner;
the left side the outer fixed surface of connecting portion is connected with the outer tube, the right side the outer fixed surface of connecting portion is connected with interior sleeve pipe, outer tube and interior sleeve pipe cross section are provided with the spring, one side fixed surface of second flange is connected with the second guide arm, the outer fixed surface of outer tube is connected with the second fixed block, second guide arm screw thread runs through the second fixed block, the outer surface threaded connection of second guide arm has second fixing bolt.
As a further description of the above technical solution:
the outer surface of the first connecting flange is provided with a first positioning hole.
As a further description of the above technical solution:
and a second positioning hole is formed in the outer surface of the second connecting flange.
As a further description of the above technical solution:
the first guide rod is fixedly connected with the first fixing block through a first fixing bolt.
As a further description of the above technical solution:
the outer sleeve and the inner sleeve are connected in a sliding mode.
As a further description of the above technical solution:
one end of the spring is fixedly connected with the outer sleeve, and the other end of the spring is fixedly connected with the inner sleeve.
As a further description of the above technical solution:
and the second guide rod is fixedly connected with the second fixed block through a second fixed bolt.
As a further description of the above technical solution:
and through holes are formed in the middle parts of the first connecting flange and the second connecting flange.
The utility model has the following beneficial effects:
1. compared with the prior art, the sleeve type corrugated expansion joint with long service life is provided with the outer sleeve and the inner sleeve, can arrange the expansion joint body in the inner part, can effectively avoid the expansion joint body from being worn by the outside, is matched with the spring to play a role in buffering, and prolongs the service life of the whole.
2. Compared with the prior art, the sleeve type corrugated expansion joint with long service life is provided with the first guide rod, and the first guide rod is fixedly connected with the first fixing block through the first fixing bolt and used for adjusting the allowable compensation amount, preventing damage and prolonging the service life.
3. Compared with the prior art, the sleeve type corrugated expansion joint with long service life is provided with the second guide rod, and the second guide rod is fixedly connected with the second fixed block through the second fixed bolt, so that on one hand, the sleeve type corrugated expansion joint plays a role of transverse support and prevents deformation; on the other hand, the compensation device is also used for adjusting the allowable compensation amount, preventing damage and prolonging the service life.
Drawings
FIG. 1 is a perspective view of a long life bellows expansion joint according to the present invention;
FIG. 2 is a cross-sectional view of a long-life bellows expansion joint according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 of the long life bellows expansion joint of the present invention;
fig. 4 is a front view of the long life bellows expansion joint of the present invention.
Illustration of the drawings:
1. a connecting portion; 2. an expansion joint body; 3. a first connecting flange; 4. a second connecting flange; 5. a first fixed block; 6. a first guide bar; 7. a first fixing bolt; 8. an outer sleeve; 9. an inner sleeve; 10. a spring; 11. a second fixed block; 12. a second guide bar; 13. a second fixing bolt; 14. a first positioning hole; 15. a second positioning hole; 16. and a through hole.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within 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", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: long service life's telescopic ripple expansion joint, including connecting portion 1 and expansion joint body 2, connecting portion 1 and expansion joint body 2 be connected as an organic whole, the first flange 3 of connecting portion 1's the first connecting flange 3 of one end fixedly connected with, first locating hole 14 has been seted up to the surface of first connecting flange 3, the other end fixedly connected with second connecting flange 4 of connecting portion 1, second locating hole 15 has been seted up to the surface of second connecting flange 4, through-hole 16 has all been seted up at the middle part of first connecting flange 3 and second connecting flange 4, first connecting flange 3 and second connecting flange 4 cooperate first locating hole 14 and second locating hole 15 respectively, carry out fixed connection with external pipeline, and cooperate through-hole 16, be used for the intercommunication.
The equal fixedly connected with first fixed block 5 of lateral wall of first flange 3 and second flange 4, the equal screw thread of inner wall of first fixed block 5 runs through and is provided with first guide arm 6, the equal threaded connection in surface both sides of first guide arm 6 has first fixing bolt 7, first guide arm 6 is through first fixing bolt 7 and 5 fixed connection of first fixed block for adjust the compensation volume of allowwing, prevent impaired increase of service life.
The outer fixed surface of left side connecting portion 1 is connected with outer tube 8, sleeve pipe 9 in the outer fixed surface of right side connecting portion 1 is connected with, sleeve pipe 8 and interior sleeve pipe 9 sliding connection, outer tube 8 and interior sleeve pipe 9 cross section are provided with spring 10, spring 10's one end and outer tube 8 fixed connection, spring 10's the other end and interior sleeve pipe 9 fixed connection, can arrange expansion joint body 2 inside in, can avoid expansion joint body 2 to receive external wearing and tearing effectively, and cooperate spring 10's use, can play the effect of buffering, the holistic life is prolonged.
A second guide rod 12 is fixedly connected to the surface of one side of the second connecting flange 4, a second fixing block 11 is fixedly connected to the outer surface of the outer sleeve 8, the second guide rod 12 penetrates through the second fixing block 11 in a threaded manner, a second fixing bolt 13 is connected to the outer surface of the second guide rod 12 in a threaded manner, and the second guide rod 12 is fixedly connected with the second fixing block 11 through the second fixing bolt 13, so that on one hand, a transverse supporting effect is achieved, and deformation is prevented; on the other hand, the compensation device is also used for adjusting the allowable compensation amount, preventing damage and prolonging the service life.
The working principle is as follows: when the sleeve type corrugated expansion joint with long service life is used, the sleeve type corrugated expansion joint is fixed with an external pipeline through the first positioning hole 14 and the second positioning hole 15, and after the sleeve type corrugated expansion joint is fixed, the first fixing bolt 7 and the second fixing bolt 13 are adjusted according to actual conditions, the allowable compensation amount of the first guide rod 6 and the second guide rod 12 is corresponded, and the service life of the whole sleeve type corrugated expansion joint is prolonged.
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 or portions thereof without departing from the spirit and scope of the utility model.
Claims (8)
1. Long service life's telescopic ripple expansion joint, including connecting portion (1) and expansion joint body (2), its characterized in that: the expansion joint comprises a connecting part (1) and an expansion joint body (2), wherein the connecting part and the expansion joint body are integrally connected, one end of the connecting part (1) is fixedly connected with a first connecting flange (3), the other end of the connecting part (1) is fixedly connected with a second connecting flange (4), the side walls of the first connecting flange (3) and the second connecting flange (4) are fixedly connected with a first fixing block (5), the inner wall of the first fixing block (5) is provided with a first guide rod (6) in a threaded penetrating mode, and two sides of the outer surface of the first guide rod (6) are respectively connected with a first fixing bolt (7) in a threaded mode; the left side the outer fixed surface of connecting portion (1) is connected with outer tube (8), the right side interior sleeve pipe (9) of outer fixed surface of connecting portion (1) is connected with, outer tube (8) and interior sleeve pipe (9) intersection are provided with spring (10), one side fixed surface of second flange (4) is connected with second guide arm (12), the outer fixed surface of outer tube (8) is connected with second fixed block (11), second guide arm (12) screw thread runs through second fixed block (11), the outer surface threaded connection of second guide arm (12) has second fixing bolt (13).
2. The long-life telescopic bellows expansion joint according to claim 1, wherein: the outer surface of the first connecting flange (3) is provided with a first positioning hole (14).
3. The long-life telescopic bellows expansion joint according to claim 1, wherein: and a second positioning hole (15) is formed in the outer surface of the second connecting flange (4).
4. The long-life telescopic bellows expansion joint according to claim 1, wherein: the first guide rod (6) is fixedly connected with the first fixing block (5) through a first fixing bolt (7).
5. The long-life telescopic bellows expansion joint according to claim 1, wherein: the outer sleeve (8) and the inner sleeve (9) are connected in a sliding manner.
6. The long-life telescopic bellows expansion joint according to claim 1, wherein: one end of the spring (10) is fixedly connected with the outer sleeve (8), and the other end of the spring (10) is fixedly connected with the inner sleeve (9).
7. The long-life telescopic bellows expansion joint according to claim 1, wherein: the second guide rod (12) is fixedly connected with the second fixing block (11) through a second fixing bolt (13).
8. The long-life telescopic bellows expansion joint according to claim 1, wherein: through holes (16) are formed in the middle of the first connecting flange (3) and the middle of the second connecting flange (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122210700.1U CN216158569U (en) | 2021-09-14 | 2021-09-14 | Sleeve type corrugated expansion joint with long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122210700.1U CN216158569U (en) | 2021-09-14 | 2021-09-14 | Sleeve type corrugated expansion joint with long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216158569U true CN216158569U (en) | 2022-04-01 |
Family
ID=80849158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122210700.1U Active CN216158569U (en) | 2021-09-14 | 2021-09-14 | Sleeve type corrugated expansion joint with long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216158569U (en) |
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2021
- 2021-09-14 CN CN202122210700.1U patent/CN216158569U/en active Active
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