CN220566848U - Slag pipe wear-resistant and temperature-resistant metal expansion joint - Google Patents
Slag pipe wear-resistant and temperature-resistant metal expansion joint Download PDFInfo
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- CN220566848U CN220566848U CN202321912274.9U CN202321912274U CN220566848U CN 220566848 U CN220566848 U CN 220566848U CN 202321912274 U CN202321912274 U CN 202321912274U CN 220566848 U CN220566848 U CN 220566848U
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- expansion joint
- pipe
- resistant
- side plate
- temperature
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- 239000002184 metal Substances 0.000 title claims abstract description 26
- 239000002893 slag Substances 0.000 title claims abstract description 23
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 230000002787 reinforcement Effects 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 229920000642 polymer Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model provides a slag pipe wear-resistant and temperature-resistant metal expansion joint, which relates to the technical field of expansion joint manufacture and comprises the following components: the main pipeline comprises an internal corrugated pipe and an external rubber pipe; the reinforcing mechanism comprises a first U-shaped hinging block and a second U-shaped hinging block; the built-in corrugated pipe is fixedly connected between the first side plate and the second side plate, the external rubber pipe is arranged on the outer side of the built-in corrugated pipe, and the reinforcing mechanism is arranged between the first side plate and the second side plate on the outer side of the main pipe. According to the slag pipe wear-resistant and temperature-resistant metal expansion joint provided by the utility model, the wear resistance and the high temperature resistance of the main pipeline are greatly improved, the possibility of damage to the main pipeline is reduced, when the expansion joint is deformed under stress in the use process, the expansion joint can be changed in a self-adaptive manner according to the deformation degree of the expansion joint, the connecting vertical rod is always connected with the connecting cross beam, and the use strength and the use safety of the expansion joint are enhanced.
Description
Technical Field
The utility model relates to the technical field of expansion joint manufacturing, in particular to a slag pipe wear-resistant and temperature-resistant metal expansion joint.
Background
The expansion joint is a flexible element which can effectively compensate axial deformation, for example, the expansion joint welded on the shell of the fixed tube-plate heat exchanger has large axial flexibility and is easy to deform, and can compensate thermal expansion difference of the tube and the shell caused by different wall temperatures, so that the axial load of the tube and the shell is reduced, and the temperature difference stress of the tube, the tube plate and the shell is reduced, the strength damage, the instability damage and the tube pull-out damage are avoided, the expansion joint has various types and is commonly used with structures such as wave form, ring plate welding, clamping type and the like, wherein the wave form expansion joint is most widely applied, and the ring plate welding expansion joint is only suitable for normal pressure or low pressure occasions.
However, the metal expansion joint commonly used in the market at present has a few defects in the actual use process, for example: the common expansion joint has poor wear resistance and high temperature resistance, the expansion joint part is easy to damage due to friction, high temperature and other factors in the actual use process, and the common expansion joint has a simpler structure, so the expansion joint is easy to stress and damage after being stressed in connection, and the use strength is low.
Therefore, it is necessary to provide a slag pipe wear-resistant and temperature-resistant metal expansion joint to solve the technical problems.
Disclosure of Invention
The utility model provides a slag pipe wear-resistant and temperature-resistant metal expansion joint, which solves the problems of poor wear resistance and high temperature resistance and low use strength of the existing expansion joint.
In order to solve the technical problems, the slag pipe wear-resistant and temperature-resistant metal expansion joint provided by the utility model comprises:
a first side plate and a second side plate;
the main pipeline comprises an internal corrugated pipe and an external rubber pipe;
the reinforcing mechanism comprises a first U-shaped hinging block and a second U-shaped hinging block;
the built-in corrugated pipe is fixedly connected between the first side plate and the second side plate, the external rubber pipe is arranged on the outer side of the built-in corrugated pipe, and the reinforcing mechanism is arranged between the first side plate and the second side plate on the outer side of the main pipe.
Preferably, the surfaces of the first side plate and the second side plate are provided with circular through holes, and the edges of the surfaces of the first side plate and the second side plate are provided with threaded connection holes.
Preferably, the built-in corrugated pipe comprises a corrugated pipe main pipe body, a PVC high-temperature resistant inner pipe is arranged on the inner side of the corrugated pipe main pipe body, and a high-polymer high-temperature resistant coating is coated on the inner surface of the PVC high-temperature resistant inner pipe.
Preferably, the first U-shaped hinge block and the second U-shaped hinge block are respectively and fixedly connected to the surfaces of the first side plate and the second side plate, a connecting cross beam is hinged between the first U-shaped hinge block and the second U-shaped hinge block through a first hinge shaft, four connecting cross beams are arranged in total, and a vertical reinforcing structure is fixedly connected between the connecting cross beams on the same side.
Preferably, the vertical reinforcement structure comprises a third U-shaped hinge block and a fourth U-shaped hinge block, wherein the third U-shaped hinge block and the fourth U-shaped hinge block are hinged with movable hinge parts through second hinge shafts, and one ends of the movable hinge parts are hinged with connecting vertical rods through third hinge shafts.
Preferably, both ends of the connecting vertical rod are provided with connecting grooves.
Compared with the related art, the slag pipe wear-resistant and temperature-resistant metal expansion joint provided by the utility model has the following structure
The beneficial effects are that:
the utility model provides a slag pipe wear-resistant and temperature-resistant metal expansion joint, which is characterized in that an external rubber pipe is arranged outside an internal corrugated pipe on the expansion joint, and a PVC high-temperature-resistant inner pipe and a high-molecular high-temperature-resistant coating are arranged on the internal corrugated pipe, so that the wear resistance and the high-temperature resistance of a main pipeline on the expansion joint are greatly improved, the possibility of damage to the main pipeline is reduced, and the expansion joint is provided with a reinforcing mechanism and a vertical reinforcing structure and other structures.
Drawings
FIG. 1 is a schematic structural view of a first embodiment of a slag pipe wear-resistant and temperature-resistant metal expansion joint provided by the utility model;
FIG. 2 is a schematic diagram of an explosion structure of a main pipe provided by the utility model;
FIG. 3 is a partial cross-sectional view of a built-in bellows provided by the present utility model;
FIG. 4 is a schematic structural view of a reinforcement mechanism according to the present utility model;
fig. 5 is a schematic view of a structure of vertical reinforcement provided by the present utility model.
Reference numerals in the drawings:
1. a first side plate, 2, a second side plate, 3, a circular through hole, 4, a threaded connection hole,
5. a main pipeline, 51, an internally-arranged corrugated pipe, 52, an externally-arranged rubber pipe, 511, a corrugated pipe main pipe body, 522, a PVC high-temperature resistant inner pipe, 533, a high-molecular high-temperature resistant coating,
6. the device comprises a reinforcing mechanism, 61, a first U-shaped hinging block, 62, a second U-shaped hinging block, 63, a first hinging shaft, 64, a connecting beam, 65, a vertical reinforcing structure, 651, a third U-shaped hinging block, 652, a fourth U-shaped hinging block, 653, a second hinging shaft, 654, a movable hinging piece, 655, a third hinging shaft, 656, a connecting vertical rod, 657 and a connecting groove.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
First embodiment
Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5 in combination, fig. 1 is a schematic structural diagram of a first embodiment of a slag pipe wear-resistant and temperature-resistant metal expansion joint provided by the present utility model; FIG. 2 is a schematic diagram of an explosion structure of a main pipe provided by the utility model; FIG. 3 is a partial cross-sectional view of a built-in bellows provided by the present utility model; FIG. 4 is a schematic structural view of a reinforcement mechanism according to the present utility model; fig. 5 is a schematic view of a structure of vertical reinforcement provided by the present utility model. The wear-resisting temperature resistant metal expansion joint of sediment pipe includes:
a first side plate 1 and a second side plate 2;
a main pipe 5, wherein the main pipe 5 comprises an internal corrugated pipe 51 and an external rubber pipe 52;
a reinforcement mechanism 6, the reinforcement mechanism 6 comprising a first U-shaped hinge block 61 and a second U-shaped hinge block 62;
wherein the built-in corrugated pipe 51 is fixedly connected between the first side plate 1 and the second side plate 2, the external rubber pipe 52 is arranged outside the built-in corrugated pipe 51, and the reinforcing mechanism 6 is arranged between the first side plate 1 and the second side plate 2 outside the main pipe 5.
Circular through holes 3 are formed in the surfaces of the first side plate 1 and the second side plate 2, and threaded connecting holes 4 are formed in the edges of the surfaces of the first side plate 1 and the second side plate 2.
The built-in corrugated pipe 51 comprises a corrugated pipe main pipe body 511, a PVC high-temperature resistant inner pipe 522 is arranged on the inner side of the corrugated pipe main pipe body 511, and a high-polymer high-temperature resistant coating 533 is coated on the inner surface of the PVC high-temperature resistant inner pipe 522.
The working principle of the slag pipe wear-resistant and temperature-resistant metal expansion joint provided by the utility model is as follows:
before the expansion joint is used, the use safety among all parts on the expansion joint is checked, and then the expansion joint is carried to a position where the expansion joint is required to be assembled for use;
when the assembly is carried out, the first side plate 1 and the second side plate 2 are directly connected in use through bolts, and then normal use is started;
in the use process, slag is discharged and flows into the inner corrugated pipe 51 through the circular through hole 3, the PVC high-temperature resistant inner pipe 522 and the high-polymer high-temperature resistant coating 533 greatly improve the high-temperature resistant performance of the inner corrugated pipe 51, and the external friction of the inner corrugated pipe 51 is avoided under the protection of the external rubber pipe 52, so that the damage of the external friction to the inner corrugated pipe 51 can be effectively reduced;
when the expansion joint is deformed by thermal expansion, the built-in corrugated pipe 51 deforms, so that the position between the first side plate 1 and the second side plate 2 changes, at the moment, the articulated connecting cross beam 64 between the first U-shaped articulated block 61 and the second U-shaped articulated block 62 changes in a self-adaptive manner according to the deformation degree, meanwhile, the connecting vertical rod 656 articulated through the second articulated shaft 653, the movable articulated piece 654 and the third articulated shaft 655 changes correspondingly in a self-adaptive manner when the connecting cross beam 64 changes, the connection with the connecting cross beam 64 is always kept, and meanwhile, the integral use safety of the expansion joint is kept.
Compared with the related art, the slag pipe wear-resistant and temperature-resistant metal expansion joint provided by the utility model has the following structure
The beneficial effects are that:
through being provided with external rubber tube 52 and being provided with PVC high temperature resistant inner tube 522 and polymer high temperature resistant coating 533 on built-in bellows 51 outside on this expansion joint for the trunk line 5 wear resistance and the high temperature resistance on this expansion joint promote greatly, have reduced the possibility that trunk line 5 damaged.
Second embodiment
Referring to fig. 1, fig. 4 and fig. 5 in combination, based on the slag pipe wear-resistant and temperature-resistant metal expansion joint provided in the first embodiment of the present application, the second embodiment of the present application proposes another slag pipe wear-resistant and temperature-resistant metal expansion joint. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the difference of the wear-resisting temperature resistant metal expansion joint of sediment pipe that this application provided in the second embodiment lies in, the wear-resisting temperature resistant metal expansion joint of sediment pipe, first U-shaped articulated piece 61 and second U-shaped articulated piece 62 are fixed connection respectively at the surface of first curb plate 1 and second curb plate 2, it has connection crossbeam 64 to articulate through first articulated shaft 63 between first U-shaped articulated piece 61 and the second U-shaped articulated piece 62, connection crossbeam 64 is provided with four altogether, same one side fixedly connected with vertical reinforced structure 65 between the connection crossbeam 64.
The vertical reinforcement structure 65 includes a third U-shaped hinge block 651 and a fourth U-shaped hinge block 652, on the third U-shaped hinge block 651 and the fourth U-shaped hinge block 652, a movable hinge member 654 is hinged through a second hinge shaft 653, and one end of the movable hinge member 654 is hinged through a third hinge shaft 655 to a connecting vertical rod 656.
Both ends of the connecting vertical rod 656 are provided with connecting grooves 657.
Through be provided with strengthening mechanism 6 on this expansion joint and be provided with structures such as vertical reinforced structure 65 on strengthening mechanism 6 for when the expansion joint is whole when the stress takes place to deform in the use, can change according to its deformation degree self-adaptation through connecting crossbeam 64, and connect montant 656 remain all the time with connecting crossbeam 64's connection, strengthened expansion joint's intensity of use and safety in utilization.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. Slag pipe wear-resisting temperature resistant metal expansion joint, its characterized in that includes:
a first side plate and a second side plate;
the main pipeline comprises an internal corrugated pipe and an external rubber pipe;
the reinforcing mechanism comprises a first U-shaped hinging block and a second U-shaped hinging block;
the built-in corrugated pipe is fixedly connected between the first side plate and the second side plate, the external rubber pipe is arranged on the outer side of the built-in corrugated pipe, and the reinforcing mechanism is arranged between the first side plate and the second side plate on the outer side of the main pipe.
2. The slag pipe wear-resistant and temperature-resistant metal expansion joint according to claim 1, wherein the surfaces of the first side plate and the second side plate are provided with round through holes, and the edges of the surfaces of the first side plate and the second side plate are provided with threaded connection holes.
3. The slag pipe wear-resistant and temperature-resistant metal expansion joint according to claim 1, wherein the built-in corrugated pipe comprises a corrugated pipe main pipe body, a PVC high-temperature-resistant inner pipe is arranged on the inner side of the corrugated pipe main pipe body, and a high-molecular high-temperature-resistant coating is coated on the inner surface of the PVC high-temperature-resistant inner pipe.
4. The slag pipe wear-resistant and temperature-resistant metal expansion joint according to claim 1, wherein the first U-shaped hinging block and the second U-shaped hinging block are respectively and fixedly connected to the surfaces of the first side plate and the second side plate, a connecting cross beam is hinged between the first U-shaped hinging block and the second U-shaped hinging block through a first hinging shaft, four connecting cross beams are arranged in total, and a vertical reinforcing structure is fixedly connected between the connecting cross beams on the same side.
5. The slag pipe wear-resistant and temperature-resistant metal expansion joint according to claim 4, wherein the vertical reinforcement structure comprises a third U-shaped hinge block and a fourth U-shaped hinge block, movable hinge pieces are hinged on the third U-shaped hinge block and the fourth U-shaped hinge block through second hinge shafts, and connecting vertical rods are hinged at one ends of the movable hinge pieces through third hinge shafts.
6. The slag pipe wear-resistant and temperature-resistant metal expansion joint according to claim 5, wherein connecting grooves are formed in two ends of the connecting vertical rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321912274.9U CN220566848U (en) | 2023-07-20 | 2023-07-20 | Slag pipe wear-resistant and temperature-resistant metal expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321912274.9U CN220566848U (en) | 2023-07-20 | 2023-07-20 | Slag pipe wear-resistant and temperature-resistant metal expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220566848U true CN220566848U (en) | 2024-03-08 |
Family
ID=90096389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321912274.9U Active CN220566848U (en) | 2023-07-20 | 2023-07-20 | Slag pipe wear-resistant and temperature-resistant metal expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220566848U (en) |
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2023
- 2023-07-20 CN CN202321912274.9U patent/CN220566848U/en active Active
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