CN210920525U - High-temperature-resistant bellows expansion joint - Google Patents
High-temperature-resistant bellows expansion joint Download PDFInfo
- Publication number
- CN210920525U CN210920525U CN201922169457.6U CN201922169457U CN210920525U CN 210920525 U CN210920525 U CN 210920525U CN 201922169457 U CN201922169457 U CN 201922169457U CN 210920525 U CN210920525 U CN 210920525U
- Authority
- CN
- China
- Prior art keywords
- pipe
- side wall
- circular
- expansion joint
- ring
- 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 high temperature resistant bellows expansion joint, including pipeline and ring board. By arranging the movable pipe, cooling water can be filled into the inner cavity of the movable pipe from the water inlet pipe and then discharged through the water outlet pipe, so that the cooling operation of the corrugated pipe expansion joint can be effectively carried out, the temperature resistance effect of the corrugated pipe expansion joint is improved, the damage is avoided, and the large bending damage of the corrugated pipe expansion joint can be effectively avoided through the movable pipe; through being provided with ring gear, through promoting the handle for ring gear and first gear engagement rotate, realization that can be convenient is moved the operation to twisting of nut, and convenient operation is swift, very big simplification the step of operation, convenient to operate and use. The utility model has the advantages of high temperature resistance and convenient operation.
Description
Technical Field
The utility model relates to a bellows technical field especially relates to a high temperature resistant bellows expansion joint.
Background
The expansion joint of the corrugated pipe is made of metal corrugated pipe. The pipeline expansion joint can stretch out and draw back along the axis direction of the pipeline, allows a small amount of bending, can compensate the axial length on the pipeline, effectively avoids the damage of the pipeline, and is widely applied to the fields of chemical industry, metallurgy, nuclear energy and the like.
The bellows expansion joint in the prior art is often used in a pipeline with high temperature, the high temperature in the pipeline is easy to cause the temperature rise of the bellows expansion joint, and most of the bellows expansion joints in the prior art are naturally cooled, so that the damage of the bellows expansion joint is easy to cause, the safety of the pipeline is influenced, and the defect in the prior art is that; the bellows expansion joint in the prior art is inconvenient to adjust and operate, workers are required to loosen bolts on a pull rod on the bellows expansion joint one by one, the operation is inconvenient to operate in actual use, emergency treatment is inconvenient, the use and operation of the bellows expansion joint are limited greatly, and the bellows expansion joint in the prior art is not enough. Based on above reason, the utility model provides a high temperature resistant bellows expansion joint solves these not enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a high temperature resistant bellows expansion joint.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-temperature-resistant corrugated pipe expansion joint comprises a pipeline, wherein two sides of the pipeline are fixedly connected with circular ring plates, a movable pipe is arranged between the two circular ring plates, two sides of the movable pipe are fixedly connected to the side walls of the circular ring plates at two sides, the diameter of the movable pipe is larger than that of the pipeline, the center of the bottom surface of the movable pipe is fixedly connected with a water inlet pipe, the center of the top surface of the movable pipe is fixedly connected with a water outlet pipe, the water inlet pipe and the water outlet pipe both penetrate through the movable pipe, the side wall of the circular ring plate, which is far away from one side of the pipeline, is movably connected with a ring gear, a plurality of through holes are uniformly distributed on the side wall of the circular ring plate, a plurality of pull rods are uniformly distributed between the two circular ring plates, two ends of each pull rod penetrate through the through holes at two sides respectively, and two, keep away from fixedly connected with first gear on the nut lateral wall of pipeline one side, intermeshing sets up between first gear and the ring gear, evenly distributed has seted up a plurality of mounting hole on the lateral wall of ring plate.
As a further description of the above technical solution: the movable tube includes first pipe, first pipe bilateral symmetry is provided with two, two fixed connection sets up between the ring board of first pipe and both sides, first pipe is kept away from and is seted up flutedly on the lateral wall of ring board one side, two be provided with the second pipe between the first pipe, the lateral wall all inserts the recess setting about the second pipe, swing joint sets up between second pipe and the first pipe, equal evenly distributed fixedly connected with a plurality of spring about the second pipe on the lateral wall, the spring is kept away from second pipe one end fixed connection and is set up on the lateral wall of recess.
As a further description of the above technical solution: the pipeline comprises a circular ring plate and is characterized in that a first sliding groove is formed in the side wall, away from one side of the pipeline, of the circular ring plate, the first sliding groove is arranged in a circular ring shape, a plurality of first sliding blocks are uniformly distributed and fixedly connected on the side wall, close to one side of the circular ring plate, of the ring gear, and the first sliding blocks are movably connected with the first sliding groove.
As a further description of the above technical solution: the side wall of the ring gear is uniformly distributed with a plurality of round holes, the round holes penetrate through the left side wall and the right side wall of the ring gear, the upper side wall and the lower side wall are internally and movably connected with bolts, the side wall of the ring plate, far away from one side of the pipeline, is uniformly distributed with a plurality of threaded holes, and the bolts penetrate through the round holes and are movably connected with the threaded holes.
As a further description of the above technical solution: and a sealing ring is fixedly connected to the side wall of the groove far away from one side of the circular ring plate.
As a further description of the above technical solution: the inner diameter of the ring gear is larger than that of the circular plate.
As a further description of the above technical solution: the side wall of the pull rod is provided with threads.
As a further description of the above technical solution: two handles are symmetrically and movably connected to the side wall of the side, away from the circular ring plate, of the ring gear in a front-back symmetrical mode.
In the utility model, the water-saving device is provided with a water-saving valve,
1. by arranging the movable pipe, cooling water can be filled into the inner cavity of the movable pipe from the water inlet pipe and then discharged through the water outlet pipe, so that the cooling operation of the corrugated pipe expansion joint can be effectively carried out, the temperature resistance effect of the corrugated pipe expansion joint is improved, the damage is avoided, and the large bending damage of the corrugated pipe expansion joint can be effectively avoided through the movable pipe;
2. through being provided with ring gear, through promoting the handle for ring gear and first gear engagement rotate, realization that can be convenient is moved the operation to twisting of nut, and convenient operation is swift, very big simplification the step of operation, convenient to operate and use.
Drawings
Fig. 1 is a schematic view of an internal structure of a high temperature resistant bellows expansion joint provided by the present invention;
fig. 2 is a schematic side view of a high temperature resistant bellows expansion joint according to the present invention;
fig. 3 is a schematic view of a surface a of the expansion joint of the high temperature resistant bellows of the present invention shown in fig. 1;
fig. 4 is an enlarged view of the B point of fig. 1 of the expansion joint of the high temperature resistant corrugated pipe of the present invention;
fig. 5 is an enlarged view of the C point of the high temperature resistant bellows expansion joint fig. 1 provided by the present invention.
Illustration of the drawings:
1. a pipeline; 2. a circular ring plate; 3. a movable tube; 4. a water inlet pipe; 5. a water outlet pipe; 6. a ring gear; 7. a pull rod; 8. a nut; 9. a first gear; 10. mounting holes; 11. a first circular tube; 12. a second circular tube; 13. a spring; 14. a first chute; 15. a first slider; 16. a circular hole; 17. a bolt; 18. a seal ring; 19. a handle.
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; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 in specific cases to those skilled in the art.
Referring to fig. 1-5, a high temperature resistant bellows expansion joint comprises a pipeline 1, both sides of the pipeline 1 are fixedly connected with ring plates 2, a movable pipe 3 is arranged between the two ring plates 2, both sides of the movable pipe 3 are fixedly connected to the side walls of the ring plates 2 at both sides, the diameter of the movable pipe 3 is larger than that of the pipeline 1, the bottom center of the movable pipe 3 is fixedly connected with a water inlet pipe 4, the top center of the movable pipe 3 is fixedly connected with a water outlet pipe 5, the water inlet pipe 4 and the water outlet pipe 5 both penetrate through the movable pipe 3, cooling water is filled through the water inlet pipe 4, the water outlet pipe 5 discharges the cooling water, cooling of the bellows expansion joint can be realized, the high temperature resistant effect is improved, damage is avoided, a ring gear 6 is movably connected to the side wall of the ring plate 2 at one side away from the pipeline 1, a plurality of through holes are uniformly distributed on the side wall of the ring plate 2, a plurality of pull rods, the through-hole setting of both sides is run through respectively at the both ends of pull rod 7, and swing joint has two nuts 8 on the lateral wall that pull rod 7 is located the through-hole both sides, keeps away from the first gear 9 of fixedly connected with on the nut 8 lateral wall of pipeline 1 one side, and intermeshing sets up between first gear 9 and the ring gear 6, and evenly distributed has seted up a plurality of mounting hole 10 on the lateral wall of ring plate 2.
The movable tube 3 includes first pipe 11, 11 bilateral symmetry of first pipe is provided with two, fixed connection sets up between the ring board 2 of two first pipes 11 and both sides, set up flutedly on the lateral wall of 2 one sides of ring board is kept away from to first pipe 11, be provided with second pipe 12 between two first pipes 11, the lateral wall all inserts the recess setting about second pipe 12, swing joint sets up between second pipe 12 and the first pipe 11, equal evenly distributed fixedly connected with a plurality of spring 13 on the lateral wall about second pipe 12, spring 13 keeps away from that 12 one end fixed connection of second pipe set up on the lateral wall of recess, the length change that can follow bellows expansion joint uses, be convenient for adjust the operation, high durability and convenient use.
The side wall of the side, far away from the pipeline 1, of the circular ring plate 2 is provided with a first sliding groove 14, the first sliding groove 14 is in a circular ring shape, the side wall, close to the side wall of the side of the circular ring plate 2, of the ring gear 6 is provided with a plurality of first sliding blocks 15, the first sliding blocks 15 are fixedly connected with the first sliding grooves 14 in an evenly distributed mode, the first sliding blocks 15 are movably connected with the first sliding grooves 14, rotation adjusting operation of the screw cap 8 is facilitated, operation steps are simplified, and operation.
Evenly distributed sets up and has a plurality of round hole 16 on ring gear 6's the lateral wall, and round hole 16 runs through ring gear 6 and controls the lateral wall setting, and swing joint has bolt 17 in two round holes 16 of upper and lower side, and evenly distributed has seted up a plurality of screw hole on the lateral wall that pipeline 1 one side was kept away from to ring plate 2, and bolt 17 runs through swing joint setting between round hole 16 and the screw hole, realizes the fixed operation to ring gear 6 position, avoids damaging.
The side wall of the groove far away from the side of the circular plate 2 is fixedly connected with a sealing ring 18, so that the leakage of cooling water is avoided.
The inner diameter of the ring gear 6 is larger than that of the circular ring plate 2, so that the operation of an external conveying pipe is facilitated.
The side wall of the pull rod 7 is provided with threads, so that the nut 8 can be conveniently connected.
Two handles 19 are symmetrically and movably connected to the side wall of the side, away from the circular plate 2, of the ring gear 6 in a front-back symmetrical mode, so that the ring gear 6 can be conveniently rotated.
The working principle is as follows: when the device is used, the connecting operation of conveying pipes on two sides is realized through the mounting holes 10 on the circular ring plates 2 at first, then the distance between the two circular ring plates 2 on two sides is adjusted according to the length required in practice, then the inner side screw caps 8 are rotated on the pull rods 7, the positions of the circular ring plates 2 are fixed under the action of the screw caps 8 on two sides, high temperature is generated on the surface of the corrugated expansion joint in the practical use process, water pipes are externally connected to the water inlet pipe 4 and the water outlet pipe 5, cold water is filled into the inner cavity of the movable pipe 3 from the water inlet pipe 4 through external equipment, the movable pipe 3 is discharged from the water outlet pipe 5 by the cold water, the cooling of the corrugated expansion joint is realized, the high temperature resistant effect of the corrugated expansion joint is effectively improved, if the adjusting operation of the length of the corrugated expansion joint is required, the bolt 17 is loosened, the bolt 17 is extracted from the circular hole, then drive ring gear 6 through promoting handle 19 and rotate for ring gear 6 meshes first gear 9 and rotates, and first gear 9 drives nut 8 and rotates, realizes relieving fixed operation to ring board 2 position, can convenient and fast adjust the operation, the convenient operation to the length of bellows expansion joint.
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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The high-temperature-resistant corrugated pipe expansion joint comprises a pipeline (1) and is characterized in that two sides of the pipeline (1) are fixedly connected with circular ring plates (2), two movable pipes (3) are arranged between the circular ring plates (2), two sides of each movable pipe (3) are fixedly connected to the side walls of the circular ring plates (2) at two sides, the diameter of each movable pipe (3) is larger than that of the pipeline (1), the center of the bottom surface of each movable pipe (3) is fixedly connected with a water inlet pipe (4), the center of the top surface of each movable pipe (3) is fixedly connected with a water outlet pipe (5), the water inlet pipe (4) and the water outlet pipe (5) are arranged by penetrating through the movable pipes (3), the side wall of one side, away from the pipeline (1), of each circular ring plate (2) is movably connected with a ring gear (6), and a plurality of through holes are uniformly distributed on the side wall of each circular ring plate (, two evenly distributed is provided with a plurality of pull rod (7) between ring board (2), the through-hole setting of both sides is run through respectively at the both ends of pull rod (7), swing joint has two nuts (8) on pull rod (7) are located the lateral wall of through-hole both sides, keeps away from fixedly connected with first gear (9) on nut (8) lateral wall of pipeline (1) one side, intermeshing sets up between first gear (9) and ring gear (6), evenly distributed has seted up a plurality of mounting hole (10) on the lateral wall of ring board (2).
2. A high temperature resistant bellows expansion joint according to claim 1, wherein the movable tube (3) comprises a first circular tube (11), two first circular tubes (11) are arranged in bilateral symmetry, the two first circular tubes (11) are fixedly connected with the circular plate (2) at the two sides, a groove is arranged on the side wall of one side of the first circular tube (11) far away from the circular ring plate (2), a second circular tube (12) is arranged between the two first circular tubes (11), the left side wall and the right side wall of the second round pipe (12) are inserted into the grooves, the second round pipe (12) and the first round pipe (11) are movably connected, the left side wall and the right side wall of the second round pipe (12) are uniformly distributed and fixedly connected with a plurality of springs (13), one end of the spring (13) far away from the second round pipe (12) is fixedly connected to the side wall of the groove.
3. The high-temperature-resistant corrugated pipe expansion joint as claimed in claim 1, wherein a first sliding groove (14) is formed in a side wall of the circular ring plate (2) on the side far away from the pipeline (1), the first sliding groove (14) is arranged in a circular ring shape, a plurality of first sliding blocks (15) are uniformly and fixedly distributed on a side wall of the ring gear (6) on the side close to the circular ring plate (2), and the first sliding blocks (15) and the first sliding groove (14) are movably connected.
4. The high-temperature-resistant corrugated pipe expansion joint as claimed in claim 1, wherein a plurality of circular holes (16) are uniformly distributed and formed in the side wall of the ring gear (6), the circular holes (16) are arranged to penetrate through the left and right side walls of the ring gear (6), bolts (17) are movably connected in the two circular holes (16) on the upper and lower sides, a plurality of threaded holes are uniformly distributed and formed in the side wall of the ring plate (2) on the side far away from the pipeline (1), and the bolts (17) are movably connected and arranged to penetrate through the circular holes (16) and the threaded holes.
5. A high temperature resistant bellows expansion joint according to claim 2, wherein a sealing ring (18) is fixedly connected to the side wall of the groove on the side away from the annular plate (2).
6. A high temperature resistant bellows expansion joint according to claim 1, wherein the inner diameter of the ring gear (6) is arranged larger than the inner diameter of the annular plate (2).
7. The high-temperature-resistant corrugated pipe expansion joint as claimed in claim 1, wherein the side wall of the pull rod (7) is provided with a thread.
8. The high-temperature-resistant corrugated pipe expansion joint as claimed in claim 1, wherein two handles (19) are symmetrically movably connected to the side wall of the ring gear (6) far away from the circular ring plate (2) in a front-back symmetrical manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922169457.6U CN210920525U (en) | 2019-12-06 | 2019-12-06 | High-temperature-resistant bellows expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922169457.6U CN210920525U (en) | 2019-12-06 | 2019-12-06 | High-temperature-resistant bellows expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210920525U true CN210920525U (en) | 2020-07-03 |
Family
ID=71352768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922169457.6U Active CN210920525U (en) | 2019-12-06 | 2019-12-06 | High-temperature-resistant bellows expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210920525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001228A (en) * | 2021-10-17 | 2022-02-01 | 怀化力搏塑胶科技有限公司 | Self-purification PE water supply pipe and using method thereof |
| CN114033917A (en) * | 2021-11-04 | 2022-02-11 | 韦玉婷 | Corrugated expansion joint |
-
2019
- 2019-12-06 CN CN201922169457.6U patent/CN210920525U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001228A (en) * | 2021-10-17 | 2022-02-01 | 怀化力搏塑胶科技有限公司 | Self-purification PE water supply pipe and using method thereof |
| CN114033917A (en) * | 2021-11-04 | 2022-02-11 | 韦玉婷 | Corrugated expansion joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210920525U (en) | High-temperature-resistant bellows expansion joint | |
| CN208162974U (en) | A kind of large diameter thin wall cylinder anti-deformation tool | |
| CN203488879U (en) | Thread type telescopic flange | |
| CN214978850U (en) | Flange fixing device for welding flange | |
| CN207017536U (en) | A kind of reinforcing steel bar connecting sleeve tube for assembled architecture | |
| CN209867178U (en) | Necking device for socket welding and shaping | |
| CN108481650B (en) | horizontal supercritical fluid foaming equipment | |
| CN108547849A (en) | One kind can not reset and steady bolt | |
| CN209654844U (en) | A kind of fire hose of pressure adjustable | |
| CN207393154U (en) | A kind of pilot production instrument of blowout prevention | |
| CN205837658U (en) | A kind of industrial chemicals cooling tank | |
| CN211102483U (en) | Device for generating residual compressive stress of tubular welded joint | |
| CN217541627U (en) | Convenient detachable plugging device for tubular heat exchanger | |
| CN220398344U (en) | Leakage blocking pipe device of heat exchanger | |
| CN112066761A (en) | Titanium alloy heat exchanger | |
| CN216577623U (en) | Tool capable of quickly and safely disassembling RD (hydraulic resistor) circulating valve mandrel | |
| CN206653394U (en) | A kind of adjustable robot mechanical arm | |
| CN216279436U (en) | Water supply pipeline with low-temperature-resistant gas | |
| CN110806136A (en) | Heat exchanger convenient to overhaul | |
| CN210632808U (en) | Aluminum alloy tube opening-removing equipment | |
| CN220551654U (en) | Quick replacement device for expansion joint of flue | |
| CN213420093U (en) | Sealing structure capable of being replaced under pressure for direct valve rod | |
| CN216550515U (en) | Online prosthetic devices of local windage of blast furnace hot-blast pipeline | |
| CN214618404U (en) | Ultrahigh pressure conical surface hard sealing three-way joint | |
| CN221258038U (en) | Connecting mechanism of nitrogen generator and tube furnace in resin carbonization process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |