CN219140176U - Sleeve type expansion joint - Google Patents
Sleeve type expansion joint Download PDFInfo
- Publication number
- CN219140176U CN219140176U CN202222960685.7U CN202222960685U CN219140176U CN 219140176 U CN219140176 U CN 219140176U CN 202222960685 U CN202222960685 U CN 202222960685U CN 219140176 U CN219140176 U CN 219140176U
- Authority
- CN
- China
- Prior art keywords
- expansion joint
- sleeve
- side face
- connecting disc
- connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Joints Allowing Movement (AREA)
Abstract
The utility model discloses a sleeve type expansion joint, which relates to the technical field of expansion joints and comprises an expansion joint, wherein a sealing connection assembly is arranged on the right side surface of the expansion joint. According to the telescopic expansion joint, the limiting ring is fixedly connected to the right side face of the inserted link, the top of the inserted link penetrates through the top of the limiting ring and is in threaded connection with the bottom of the corrugated clamping column, the first connecting disc and the second connecting disc are fixedly arranged on the left side face and the right side face of the left end of the top of the expansion joint, the first sleeve and the second sleeve are fixedly connected with the right side face of the second connecting disc, the expansion joint is good in tightness, deformation of the expansion joint is prevented, the connecting assembly on the right side face of the expansion joint is in threaded connection with the corrugated clamping column through the limiting ring on the right side face of the inserted link, the inserted link is in threaded connection with the first connecting hole on the left side face of the second connecting disc, the two expansion joints can be connected and installed, and the first corrugated pipe and the second corrugated pipe can enhance the leakage-proof performance when the expansion joint is prevented from being deformed after being heated.
Description
Technical Field
The utility model relates to the technical field of expansion joints, in particular to a sleeve type expansion joint.
Background
Expansion joints are devices for absorbing dimensional changes of pipelines and equipment caused by expansion with heat and contraction with cold, and the like, and can be generally classified into metal expansion joints and nonmetal expansion joints. The most common metal expansion joint is a corrugated pipe expansion joint, and the corrugated pipe expansion joint can only stretch along the axial direction of a pipeline, so that expansion requirements in multiple directions are difficult to meet.
In the patent with publication No. CN213629412U, a sleeve-type expansion joint is proposed, which comprises a first sleeve, a first connection disc, a second sleeve, a second connection disc, a pressure disc, a flange, a gasket, a sealing ring, a filler, and an elastic ring, wherein the elastic ring connects the first sleeve and the second sleeve, so that the first sleeve obtains more lateral space in the second sleeve, the elastic ring can compensate the lateral direction of the expansion joint, the filler is arranged between the first sleeve and the second sleeve, the axial direction of the expansion joint can be compensated by the filler, and the sleeve is prevented from being blocked due to thermal deformation, the first sleeve is sleeved with the second sleeve, the installation space required for providing the same axial compensation amount is smaller, the structure is more compact, but the following problems still exist in the patent:
when the bellows is connected with the expansion joints through the sleeve, the two expansion joints cannot be connected, the bellows is too limited to be used, is not suitable for various expansion joints to use the sleeve, is insufficient in tightness, and is easy to deform.
In view of the above, it is desirable to design a telescopic expansion joint to overcome the above problems.
Disclosure of Invention
The utility model mainly aims to provide a sleeve type expansion joint which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the sleeve type expansion joint comprises an expansion joint, wherein a sealing connection assembly is arranged on the right side surface of the expansion joint;
the sealing connection assembly comprises a first corrugated pipe arranged at the right end of the top of the expansion joint, a first connecting disc is fixedly connected to the right side face of the expansion joint, connection assemblies are arranged at four corners of the right side face of the first connecting disc, each connection assembly comprises an inserting rod, a protective sleeve, a limiting ring, a threaded connection column, a locking ring and a corrugated clamping column, each connection assembly is in threaded connection with a first connecting hole of the right side face of the second connecting disc through the corresponding inserting rod, a second corrugated pipe is fixedly connected to the middle of the top of the expansion joint, and the left side face of the expansion joint comprises a second connecting disc, a first connecting hole, a first sleeve, a second sleeve, a sealing rubber ring and a first connecting disc.
Preferably, the left and right ends at the top of the first corrugated pipe and the second corrugated pipe are fixedly provided with sealing rings, the outer wall of each sealing ring is provided with a plurality of sealing holes, the left end at the top of each expansion joint is sleeved with a second sleeve, the left side face of each second sleeve is sleeved with a first sleeve, the left end at the top of each first sleeve is sleeved with a sealing rubber ring, the outer wall of each sealing rubber ring is provided with a plurality of fixing holes, the left side face of each expansion joint is fixedly provided with a second connecting disc, each first sleeve and each second sleeve are sleeved with the left end at the top of each expansion joint, and the right side face of each second connecting disc is provided with a plurality of first connecting holes.
Preferably, a plurality of second connecting holes are formed in the front end and the rear end of the right side face of the first connecting disc, the inserting rod is installed on the left side face of the connecting assembly through threads, the limiting ring is fixedly connected to the right side face of the inserting rod, the top of the inserting rod penetrates through the top of the limiting ring and is in threaded connection with the bottom of the corrugated clamping column, and the corrugated clamping column is installed on the right side face of the limiting ring through threads.
Preferably, the right side of ripple joint post has cup jointed the locking ring, the right side of ripple joint post runs through the right side fixedly connected with threaded connection post of locking ring, threaded connection post passes through ripple joint post and inserted bar fixed connection.
Preferably, the left end at inserted bar top has cup jointed the lag, the left surface of lag and the right flank fixed connection of first connection pad, the inserted bar passes through ripple joint post and the first connecting hole threaded connection of second connection pad right flank, first connection pad passes through coupling assembling and second connection pad threaded connection.
Preferably, the expansion joint is movably connected with the second connecting disc and the first connecting disc through the first corrugated pipe and the second corrugated pipe, and the expansion joint is movably connected with the sealing rubber ring through the first sleeve and the second sleeve at the left end of the top.
Advantageous effects
Compared with the prior art, the utility model has the following beneficial effects:
1. this telescopic expansion joint, through the first bellows that sets up, the second bellows, first connection pad, the second connection pad, coupling assembling, aim at expansion joint's left and right sides face all fixed mounting has first connection pad, the second connection pad, the first sleeve of expansion joint top left end, the right flank fixed connection of second sleeve and second connection pad, make expansion joint's leakproofness good, prevent expansion joint deformation, expansion joint right side's coupling assembling utilizes the spacing ring and the ripple joint post threaded connection of inserted bar right side, make the first connecting hole threaded connection of inserted bar and second connection pad left surface, can carry out the effect of connection installation to two expansion joints, first bellows, the second bellows can prevent the reinforcing leak protection performance when deformation after the expansion joint is heated.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of a first interface disc structure of the present utility model;
fig. 3 is a schematic view of the structure of the connecting assembly of the present utility model.
In the figure: 1. an expansion joint; 2. a first bellows; 3. a second bellows; 4. a first connection plate; 5. a second connection pad; 6. a first connection hole; 7. a first sleeve; 8. a second sleeve; 9. sealing the rubber ring; 10. a fixing hole; 11. a seal ring; 12. sealing the hole; 13. a second connection hole; 14. a connection assembly; 15. a rod; 16. a protective sleeve; 17. a limiting ring; 18. a threaded connection post; 19. a locking ring; 20. the ripple joint post.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-3, a sleeve type expansion joint comprises an expansion joint 1, wherein a sealing connection assembly is arranged on the right side surface of the expansion joint 1;
the sealing connection assembly comprises a first corrugated pipe 2 arranged at the right end of the top of an expansion joint 1, the right side surface of the expansion joint 1 is fixedly connected with a first connecting disc 4, four corners of the right side surface of the first connecting disc 4 are respectively provided with a connection assembly 14, each connection assembly 14 comprises a plug rod 15, a protective sleeve 16, a limiting ring 17, a threaded connection column 18, a locking ring 19 and a corrugated clamping column 20, each connection assembly 14 is in threaded connection with a first connecting hole 6 on the right side surface of a second connecting disc 5 through the plug rod 15, the middle part of the top of the expansion joint 1 is fixedly connected with a second corrugated pipe 3, the left side surface of the expansion joint 1 is composed of a second connecting disc 5, a first connecting hole 6, a first sleeve 7, a second sleeve 8, a sealing rubber ring 9 and a first connecting disc 4, the expansion joint 1 is movably connected with the second connecting disc 5 through the first corrugated pipe 2, the second sleeve 8 and the sealing rubber ring 9 at the left end of the top, the expansion joint 1 is movably connected with the first corrugated pipe 3, the expansion joint 2 and the second corrugated pipe 3 is stressed in the second corrugated pipe 3 when the expansion joint is in a different directions, and the expansion joint 3 is stressed, the expansion joint strength can be improved, and the expansion joint strength can be increased.
Referring to fig. 1, sealing rings 11 are fixedly installed at the left end and the right end of the top of a first corrugated pipe 2 and a second corrugated pipe 3, a plurality of sealing holes 12 are formed in the outer wall of the sealing rings 11, a second sleeve 8 is sleeved at the left end of the top of an expansion joint 1, a first sleeve 7 is sleeved on the left side face of the second sleeve 8, a sealing rubber ring 9 is sleeved at the left end of the top of the first sleeve 7, a plurality of fixing holes 10 are formed in the outer wall of the sealing rubber ring 9, a second connecting disc 5 is fixedly installed on the left side face of the expansion joint 1, a plurality of first connecting holes 6 are formed in the right side face of the second connecting disc 5, a first connecting disc 4 and a second connecting disc 5 are fixedly installed on the left side face and the right side face of the expansion joint 1, and the first sleeve 7 and the second sleeve 8 at the left end of the top of the expansion joint 1 are fixedly connected with the right side face of the second connecting disc 5, and therefore sealing performance of the expansion joint 1 is good.
Referring to fig. 1, fig. 2 and fig. 3, a plurality of second connecting holes 13 are formed at front and rear ends of a right side surface of the first connecting plate 4, a connecting rod 15 is installed on a left side surface of the connecting component 14 in a threaded manner, a limiting ring 17 is fixedly connected to a right side surface of the connecting rod 15, a top of the connecting rod 15 penetrates through the top of the limiting ring 17 and is in threaded connection with a bottom of the corrugated clamping column 20, the corrugated clamping column 20 is installed on a right side surface of the limiting ring 17 in a threaded manner, a locking ring 19 is sleeved on a right side surface of the corrugated clamping column 20, a threaded connecting column 18 penetrates through a right side surface of the locking ring 19 in a fixed manner, the threaded connecting column 18 is fixedly connected with the connecting rod 15 through the corrugated clamping column 20, a protecting sleeve connecting disc 16 is sleeved at a left end of the top of the connecting rod 15, a left side surface of the protecting sleeve 16 is fixedly connected with a right side surface of the first connecting plate 4, the connecting rod 15 is in threaded connection with a first connecting hole 6 on the right side surface of the second connecting plate 5 through the corrugated clamping column 20, the first connecting plate 4 is in threaded connection with the second connecting hole 5 through the connecting component 14, expansion joint 1 is prevented from being deformed, the right side surface of the connecting rod 1 can be deformed by the connecting rod 1, the connecting rod 1 can be connected with the second connecting rod 5 through the connecting hole 1 through the corrugated clamping ring 15, and the connecting rod 1 can be expanded by the connecting rod 1 through the connecting hole 1 and the connecting rod 5, and the connecting rod 1 can be expanded by the connecting rod 3.
When the sleeve type expansion joint is used, the first corrugated pipe 2 and the second corrugated pipe 3 on the left side surface and the right side surface of the expansion joint 1 are more in the direction of stressed stretching when expansion difference is generated due to pipeline heating, so that the stress effect is good, the first corrugated pipe 2 and the second corrugated pipe 3 can enhance the leakage-proof strength of the expansion joint 1 and improve the tightness, the second connecting disc 5 on the left side surface of the expansion joint 1 is movably connected through the connecting component 14 on the right side surface of the first connecting disc 4, the locking ring 19 is rotated to enable the corrugated clamping column 20 to be in threaded connection with the inner part of the limiting ring 17, the inserted rod 15 on the left side surface of the limiting ring 17 is movably connected with the bottom of the corrugated clamping column 20 through the protecting sleeve 16, the inserted rod 15 is in threaded connection with the first connecting hole 6 through the corrugated clamping column 20, the effect of enabling the two expansion joints 1 to be connected and installed, and the stability of the expansion joint 1 is improved.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. A telescopic expansion joint comprising an expansion joint (1), characterized in that: the right side surface of the expansion joint (1) is provided with a sealing connection assembly;
the sealing connection assembly comprises a first corrugated pipe (2) arranged at the right end of the top of an expansion joint (1), a first connecting disc (4) is fixedly connected to the right side face of the expansion joint (1), connection assemblies (14) are arranged at four corners of the right side face of the first connecting disc (4), each connection assembly (14) comprises an inserting rod (15), a protective sleeve (16), a limiting ring (17), a threaded connection column (18), a locking ring (19) and a corrugated clamping column (20), each connection assembly (14) is in threaded connection with a first connecting hole (6) on the right side face of a second connecting disc (5) through the corresponding inserting rod (15), a second corrugated pipe (3) is fixedly connected to the middle part of the top of the expansion joint (1), and the left side face of the expansion joint (1) comprises a second connecting disc (5), a first connecting hole (6), a first sleeve (7), a second sleeve (8) and a sealing rubber ring (9) and the first connecting disc (4).
2. A telescopic expansion joint according to claim 1, wherein: the left and right ends at the top of the first corrugated pipe (2) and the second corrugated pipe (3) are fixedly provided with sealing rings (11), the outer wall of each sealing ring (11) is provided with a plurality of sealing holes (12), the left end at the top of the expansion joint (1) is sleeved with a second sleeve (8), the left side face of the second sleeve (8) is sleeved with a first sleeve (7), the left end at the top of the first sleeve (7) is sleeved with a sealing rubber ring (9), the outer wall of the sealing rubber ring (9) is provided with a plurality of fixing holes (10), the left side face of the expansion joint (1) is fixedly provided with a second connecting disc (5), the left end at the top of the expansion joint (1) is sleeved with the first sleeve (7) and the second sleeve (8), and the right side face of the second connecting disc (5) is provided with a plurality of first connecting holes (6).
3. A telescopic expansion joint according to claim 1, wherein: a plurality of second connecting holes (13) are respectively formed at the front end and the rear end of the right side surface of the first connecting disc (4), a plug rod (15) is arranged on the left side surface of the connecting component (14) in a threaded manner, a limiting ring (17) is fixedly connected with the right side surface of the plug rod (15), the top of inserted link (15) runs through the top of spacing ring (17) and the bottom threaded connection of ripple joint post (20), ripple joint post (20) are installed to the right flank screw thread of spacing ring (17).
4. A telescopic expansion joint according to claim 3, wherein: the right side of ripple joint post (20) has cup jointed locking ring (19), the right side of ripple joint post (20) runs through the right side fixedly connected with threaded connection post (18) of locking ring (19), threaded connection post (18) pass through ripple joint post (20) and inserted bar (15) fixed connection.
5. A telescopic expansion joint according to claim 3, wherein: the left end at inserted bar (15) top has cup jointed lag (16), the right flank fixed connection of left surface and first connection pad (4) of lag (16), first connecting hole (6) threaded connection of inserted bar (15) and second connection pad (5) right flank through ripple joint post (20), first connection pad (4) through coupling assembling (14) and second connection pad (5) threaded connection.
6. A telescopic expansion joint according to claim 1, wherein: the expansion joint (1) is movably connected with the second connecting disc (5) and the first connecting disc (4) through the first corrugated pipe (2) and the second corrugated pipe (3), and the expansion joint (1) is movably connected with the sealing rubber ring (9) through the first sleeve (7) and the second sleeve (8) at the left end of the top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222960685.7U CN219140176U (en) | 2022-11-08 | 2022-11-08 | Sleeve type expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222960685.7U CN219140176U (en) | 2022-11-08 | 2022-11-08 | Sleeve type expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219140176U true CN219140176U (en) | 2023-06-06 |
Family
ID=86599078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222960685.7U Active CN219140176U (en) | 2022-11-08 | 2022-11-08 | Sleeve type expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219140176U (en) |
-
2022
- 2022-11-08 CN CN202222960685.7U patent/CN219140176U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210661865U (en) | Metal corrugated expansion joint with limiting function | |
| CN219140176U (en) | Sleeve type expansion joint | |
| CN211175864U (en) | Special compensator for PVC-C pipeline | |
| CN211450015U (en) | Double-sleeve compensator | |
| CN108488529B (en) | efficient vibration-damping corrugated pipe compensator | |
| CN219828038U (en) | Galvanized pipe convenient to splice | |
| CN201723898U (en) | Composite bidirectional compensator | |
| CN214618377U (en) | Rubber joint convenient to adjust | |
| CN215674104U (en) | Novel heat insulation pipeline for remote heat supply | |
| CN213541642U (en) | Combined type pipeline compensator | |
| CN208011114U (en) | A kind of spherical shape corrugated expansion joint | |
| CN112212112A (en) | Thermal insulation pipeline compensator | |
| CN216555923U (en) | High-temperature and high-pressure combined expansion joint for steam pipeline | |
| CN211398901U (en) | Pipeline connecting device | |
| CN211853149U (en) | Expansion stress absorbing device for pipeline | |
| CN208670409U (en) | A kind of Pressuretight sylphon bellows compensator | |
| CN217003611U (en) | Axial compensator of stainless steel pipe fitting | |
| CN2272941Y (en) | Borehole thermal recovery compensator | |
| CN216692543U (en) | Pipe connecting device for heating and ventilation equipment | |
| CN220015314U (en) | Anti-deformation exhaust corrugated pipe | |
| CN213629412U (en) | Sleeve type expansion joint | |
| CN218780912U (en) | Square flange corrugated pipe expansion joint | |
| CN216158566U (en) | High-performance seamless variable-diameter type rotary compensator | |
| CN220540573U (en) | Pipeline connecting device for heating and ventilation engineering | |
| CN219588400U (en) | Axial impact-resistant expansion joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |