CN219755704U - High-stability transverse expansion joint - Google Patents
High-stability transverse expansion joint Download PDFInfo
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- CN219755704U CN219755704U CN202320750795.2U CN202320750795U CN219755704U CN 219755704 U CN219755704 U CN 219755704U CN 202320750795 U CN202320750795 U CN 202320750795U CN 219755704 U CN219755704 U CN 219755704U
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Abstract
The utility model relates to a high-stability transverse expansion joint which comprises two first flanges, wherein second flanges are respectively arranged on one side surface of each of the two first flanges, the two first flanges are respectively attached to the two second flanges, a corrugated pipe is fixedly connected between the two second flanges, a pipeline is fixedly connected to one side surface of each of the two first flanges, which is far away from the second flange, and limiting grooves are respectively formed in the two first flanges and the two second flanges, and a protection ring is movably connected between the limiting grooves. This horizontal type expansion joint of high stability protects the bellows through the effect of protection ring, improves the life of bellows, through sliding connection between spout and the slider, makes the bellows stably move, improves the stability of bellows, and then improves the stability of this expansion joint, simultaneously, promotes fixed plate and first ring flange laminating through the elasticity of spring, improves the stability of protection ring.
Description
Technical Field
The utility model relates to the technical field of expansion joints, in particular to a high-stability transverse 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, and reduce the axial load of the tube and the shell, thereby reducing the temperature difference stress of the tube, the tube plate and the shell and avoiding causing strength damage, instability damage and tube pull-out damage.
Most of the existing common expansion joints are expansion joints of corrugated pipes, but the corrugated pipes in the expansion joints of the corrugated pipes are easy to be stressed unevenly, so that the corrugated pipes are easy to damage, and the high-stability transverse expansion joint is provided for solving the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the high-stability transverse expansion joint which has the advantage of high stability, and solves the problems that most of the existing common expansion joints are bellows expansion joints, but the bellows in the bellows expansion joints is easy to be stressed unevenly, so that the bellows is easy to damage.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a horizontal type expansion joint of high stability, includes first ring flange that is two in quantity, two the second ring flange has all been placed to the opposite side of first ring flange, two first ring flange is laminated with two second ring flanges respectively.
The corrugated pipe is fixedly connected between the two second flanges, the two first flanges are far away from a side face of the second flanges and are fixedly connected with pipelines, the two first flanges and the two second flanges are provided with limiting grooves, a plurality of limiting grooves are movably connected with protecting rings, the two opposite side faces of the second flanges are movably connected with a plurality of bolts, one ends of the bolts vertically penetrate through the second flanges and extend to one side of the first flanges, the two first flanges are far away from a side face of the corrugated pipe and are respectively provided with a plurality of nuts, and the bolts penetrate through the nuts.
The first flange plate is provided with a supporting component for supporting the protection ring.
The corrugated pipe is provided with a sliding component for supporting the corrugated pipe.
Further, the limiting groove is an annular groove, the bolts and the nuts are in threaded connection, a plurality of through holes are formed in the two first flange plates and the two second flange plates, and the bolts penetrate through the through holes and are in clearance fit with the through holes respectively.
Further, the supporting component is including four backup pad of quantity, four the backup pad is two liang of respectively fixed connection on the left surface and the right flank of protection ring, four the backup pad is close to a side of first ring flange and all is fixed with the telescopic link perpendicularly, four the telescopic link is close to a side of first ring flange and all is fixed with the fixed plate perpendicularly, four all the cover be equipped with respectively with backup pad and fixed plate fixed connection's spring on the periphery wall of telescopic link.
Further, the fixed plate is attached to the first flange plate, and the two telescopic rods located on the same side are distributed symmetrically up and down through the pipeline.
Further, the slip subassembly is including the bracing piece that is four in quantity, four the bracing piece is with two sets of perpendicular fixing respectively on the top surface and the bottom surface of bellows, the spout has all been seted up to the interior roof of protection ring and interior diapire, two the equal sliding connection of spout has a slider that is two in quantity, four the bracing piece respectively with four slider fixed connection.
Further, the bolts and the nuts are circumferentially distributed with the corrugated pipe as the center, and the two sliding grooves are located between the two second flanges.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
this horizontal type expansion joint of high stability protects the bellows through the effect of protection ring, improves the life of bellows, through sliding connection between spout and the slider, makes the bellows stably move, improves the stability of bellows, and then improves the stability of this expansion joint, simultaneously, promotes fixed plate and first ring flange laminating through the elasticity of spring, improves the stability of protection ring.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;
fig. 3 is a schematic front view of the structure of the present utility model.
In the figure: the pipeline comprises a pipeline body 1, a first flange plate 2, a bolt 3, a supporting plate 4, a nut 5, a limit groove 6, a protection ring 7, a supporting rod 8, a sliding groove 9, a corrugated pipe 10, a sliding block 11, a second flange plate 12, a telescopic rod 13, a spring 14 and a fixing plate 15.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a high-stability transverse expansion joint in this embodiment includes two first flanges 2, two opposite side surfaces of the two first flanges 2 are respectively provided with a second flange 12, and the two first flanges 2 are respectively attached to the two second flanges 12.
The corrugated pipe 10 is fixedly connected between the two second flanges 12, the two first flanges 2 are far away from the first side face of the second flanges 12 and are fixedly connected with the pipeline 1, the limiting grooves 6 are formed in the two first flanges 2 and the two second flanges 12, the protecting rings 7 are movably connected between the limiting grooves 6, the two opposite side faces of the two second flanges 12 are movably connected in number, one end of each bolt 3 vertically penetrates through the second flanges 12 and extends to one side of the first flange 2, the nuts 5 with the number being a plurality of are placed on one side face of the two first flanges 2 far away from the corrugated pipe 10, and the bolts 3 penetrate through the nuts 5.
The limiting groove 6 is an annular groove, the bolts 3 are in threaded connection with the nuts 5, a plurality of through holes are formed in the two first flange plates 2 and the two second flange plates 12, and the bolts 3 penetrate through the through holes and are in clearance fit with the through holes respectively.
Specifically, the first flange plate 2 and the second flange plate 12 are connected through threaded connection between the bolt 3 and the nut 5, the two pipelines 1 are communicated, and the corrugated pipe 10 is protected by the protection plate 7.
In this embodiment, the first flange 2 is provided with a supporting component, the supporting component includes four backup pads 4, four backup pads 4 are two liang of distribution respectively fixed connection on the left surface and the right flank of protection ring 7, four backup pads 4 are close to the equal perpendicular fixing of a side of first flange 2 telescopic link 13, four telescopic link 13 are close to the equal perpendicular fixing of a side of first flange 2 fixed plate 15, all the cover is equipped with respectively with backup pad 4 and fixed plate 15 fixed connection's spring 14 on the periphery wall of four telescopic link 13.
Wherein, fixed plate 15 and first ring flange 2 laminating, two telescopic links 13 that are located the homonymy are the upper and lower symmetric distribution with pipeline 1.
It should be noted that, telescopic link 13 comprises cover storehouse and motion pole, and motion pole one end runs through and extends to the inside in cover storehouse, and the outside fixedly connected with of motion pole is located the inside limiting block in cover storehouse, and the through-hole with motion pole looks adaptation is seted up to one side in cover storehouse, through being provided with limiting block, has prevented that the motion pole breaks away from with the cover storehouse in the motion process.
Specifically, the bellows 10 is contracted, the distance between the first flanges 2 is changed, the spring 14 elastically pushes the fixing plate 15 to move, so that the fixing plate 15 is attached to the first flanges 2, and the protection ring 7 is supported.
In this embodiment, the bellows 10 is provided with a sliding component, the sliding component includes four support rods 8, the four support rods 8 are vertically fixed on the top surface and the bottom surface of the bellows 10 in a group of two pairs, the inner top wall and the inner bottom wall of the guard ring 7 are provided with sliding grooves 9, the two sliding grooves 9 are slidably connected with two sliding blocks 11, and the four support rods 8 are fixedly connected with the four sliding blocks 11 respectively.
Wherein, a plurality of bolts 3 and a plurality of nuts 5 are all distributed circumferentially with bellows 10 as the center, and two spouts 9 are located between two second flanges 12.
Specifically, when the corrugated pipe 10 is stressed, the corrugated pipe 10 drives the supporting rod 8 to move through the sliding connection between the sliding block 11 and the sliding groove 9, so that the corrugated pipe 10 is supported.
The working principle of the embodiment is as follows:
through threaded connection between bolt 3 and nut 5, connect first ring flange 2 and second ring flange 12, communicate two pipelines 1, shrink when bellows 10 atress, through sliding connection between slider 11 and spout 9, make bellows 10 drive bracing piece 8 and remove, and then support bellows 10, bellows 10 shrink, the interval between first ring flange 2 changes, the elasticity of spring 14 promotes fixed plate 15 and removes, make fixed plate 15 and first ring flange 2 laminating, support protection ring 7, protection ring 7 protects bellows 10, under the effect through telescopic link 13, support spring 14, improve spring 14's stability.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high stability transverse expansion joint, includes first ring flange (2) that quantity is two, its characterized in that: a second flange plate (12) is arranged on one side surface of the two first flange plates (2) opposite to each other, and the two first flange plates (2) are respectively attached to the two second flange plates (12);
a corrugated pipe (10) is fixedly connected between the two second flange plates (12), one side surface, far away from the second flange plates (12), of each first flange plate (2) is fixedly connected with a pipeline (1), limit grooves (6) are formed in each of the two first flange plates (2) and the two second flange plates (12), a protection ring (7) is movably connected between the limit grooves (6), a plurality of bolts (3) penetrate through the second flange plates (12) vertically at one opposite side surfaces of the two second flange plates (12) and extend to one side of each first flange plate (2), a plurality of nuts (5) are arranged on one side surface, far away from the corrugated pipe (10), of each first flange plate (2), and the plurality of bolts (3) penetrate through the nuts (5) respectively;
the first flange plate (2) is provided with a supporting component, and the corrugated pipe (10) is provided with a sliding component.
2. A high stability lateral expansion joint according to claim 1, wherein: the limiting groove (6) is an annular groove, the bolt (3) is in threaded connection with the nut (5), a plurality of through holes are formed in the first flange plate (2) and the second flange plate (12), and the bolt (3) penetrates through the through holes and is in clearance fit with the through holes.
3. A high stability lateral expansion joint according to claim 1, wherein: the support assembly comprises four support plates (4), wherein the four support plates (4) are distributed in pairs and are respectively and fixedly connected to the left side face and the right side face of the protection ring (7), the four support plates (4) are close to one side face of the first flange plate (2) and are vertically fixedly provided with telescopic rods (13), the four telescopic rods (13) are close to one side face of the first flange plate (2) and are vertically fixedly provided with fixing plates (15), and springs (14) respectively fixedly connected with the support plates (4) and the fixing plates (15) are sleeved on the peripheral walls of the telescopic rods (13).
4. A high stability lateral expansion joint according to claim 3, wherein: the fixing plate (15) is attached to the first flange plate (2), and the two telescopic rods (13) located on the same side are distributed symmetrically up and down through the pipeline (1).
5. A high stability lateral expansion joint according to claim 3, wherein: the sliding assembly comprises four supporting rods (8), the four supporting rods (8) are vertically fixed on the top surface and the bottom surface of a corrugated pipe (10) in a group of two-by-two mode, sliding grooves (9) are formed in the inner top wall and the inner bottom wall of the protection ring (7), the two sliding grooves (9) are slidably connected with two sliding blocks (11), and the four supporting rods (8) are fixedly connected with the four sliding blocks (11) respectively.
6. The high stability lateral expansion joint of claim 5, wherein: the bolts (3) and the nuts (5) are circumferentially distributed with the corrugated pipe (10) as the center, and the two sliding grooves (9) are positioned between the two second flange plates (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320750795.2U CN219755704U (en) | 2023-04-07 | 2023-04-07 | High-stability transverse expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320750795.2U CN219755704U (en) | 2023-04-07 | 2023-04-07 | High-stability transverse expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219755704U true CN219755704U (en) | 2023-09-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320750795.2U Active CN219755704U (en) | 2023-04-07 | 2023-04-07 | High-stability transverse expansion joint |
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| CN (1) | CN219755704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117146089A (en) * | 2023-10-30 | 2023-12-01 | 江苏中亚波纹管件有限公司 | Bellows expansion joint and bellows thereof |
-
2023
- 2023-04-07 CN CN202320750795.2U patent/CN219755704U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117146089A (en) * | 2023-10-30 | 2023-12-01 | 江苏中亚波纹管件有限公司 | Bellows expansion joint and bellows thereof |
| CN117146089B (en) * | 2023-10-30 | 2024-02-09 | 江苏中亚波纹管件有限公司 | Bellows expansion joint and bellows thereof |
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