CN219655551U - Even atress formula pipeline expansion joint - Google Patents
Even atress formula pipeline expansion joint Download PDFInfo
- Publication number
- CN219655551U CN219655551U CN202320151755.6U CN202320151755U CN219655551U CN 219655551 U CN219655551 U CN 219655551U CN 202320151755 U CN202320151755 U CN 202320151755U CN 219655551 U CN219655551 U CN 219655551U
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- China
- Prior art keywords
- expansion joint
- joint body
- outer side
- threaded rod
- reinforcing plate
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 40
- 239000002184 metal Substances 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000009434 installation Methods 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
The utility model discloses a uniformly stressed pipeline expansion joint, and particularly relates to the field of pipeline expansion joints, which comprises an expansion joint body, wherein connecting flanges are arranged at two ends of the expansion joint body, and a plurality of mounting gaskets are fixed on the outer sides of the connecting flanges; the device is provided with the connecting mechanism, the supporting strength of the connecting part of the expansion joint body and the connecting flange is enhanced through the supporting pad, the purposes of uniformly stressing the two ends of the expansion joint body and improving the use stability of the expansion joint body are achieved, and the service life of the expansion joint body is prolonged; the device is provided with reinforcing mechanism, corresponds the face and can laminate between the second reinforcing plate in the first reinforcing plate and the flange outside to through metal thread bush and first half threaded rod and half threaded rod threaded connection of second, conveniently accomplish the fixed between first reinforcing plate and the second reinforcing plate, and promote the stability of being connected between expansion joint body and the flange, play supplementary reinforcing's effect.
Description
Technical Field
The utility model relates to the technical field of pipeline expansion joints, in particular to a uniformly stressed pipeline expansion joint.
Background
The pipeline expansion joint is also called a telescopic device, an expansion joint and a compensator, can axially expand and contract in a certain range, can overcome the deviation generated by the butt joint of pipelines in different axial directions in a certain angle, can greatly facilitate the installation and the disassembly of a valve pipeline, can freely expand and contract in the process of allowing the expansion quantity of the pipeline, and can limit the expansion quantity of the pipeline once exceeding the maximum expansion quantity of the expansion joint, so that the safe operation of the pipeline is ensured, and the pipeline is mainly ensured to safely operate, and has the following effects: compensating and absorbing axial, transverse and angular thermal deformation of the pipeline and/or vibration of equipment, and reducing the influence of the vibration of the equipment on the pipeline and/or the deformation of the pipeline caused by earthquake and subsidence;
chinese patent discloses a pipeline expansion joint (grant bulletin number CN 216618962U), and this patent technique includes flange, mounting disc, flexible module and hose connection device, flexible module is circumference form evenly distributed setting, flexible module's inside is located to hose connection device, the mounting disc symmetry is located on flexible module's both sides, hose connection device runs through the mounting disc setting, flange is connected with the hose connection device of both sides respectively, and flange is connected with the hose connection device who locates flexible module outside. The utility model belongs to the technical field of pipeline connecting equipment, and particularly provides a pipeline expansion joint which not only can realize longitudinal deformation but also can realize transverse deformation, and the flexible expansion module and a hose connecting device are arranged so that expansion and bending are more convenient, and the flexible expansion module also has the function of buffering protection during abrupt bending or expansion;
however, in the use process of the pipe expansion joint, the stress of the connecting flanges at the two ends of the expansion joint body is not balanced enough, and the problem that the stress is not uniform enough and the installation and use stability of the pipe expansion joint is affected exists.
Disclosure of Invention
The utility model aims to provide a uniformly stressed pipeline expansion joint so as to solve the problems in the background technology.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a uniform stress type pipeline expansion joint, includes the expansion joint body, the both ends of expansion joint body all are provided with flange, flange's the outside is fixed with a plurality of installation gaskets, one side of installation gasket is provided with the metal threaded rod who runs through its opposite side, metal threaded rod's outside threaded connection has metal nut, flange's outside is provided with coupling mechanism, one side of flange is fixed with strengthening mechanism.
As still further aspects of the utility model: the connecting mechanism comprises a mounting block, one side of the mounting block is fixedly provided with a protection shell, the inner bottom wall of the protection shell is provided with a fixing pad, the top of the fixing pad is provided with a supporting spring, the top of the supporting spring is connected with a limiting pad, the top of the limiting pad is provided with a metal rod penetrating through the bottom of the limiting pad, the top of the metal rod is fixedly provided with the supporting pad, the bottom of the metal rod is provided with a connecting rod, one side of the connecting rod is provided with a moving rod, and the outer side of the limiting pad is fixedly provided with a guide block.
As still further aspects of the utility model: the inside of the protection shell is provided with a through groove, and the size of the through groove is matched with the size of the guide block.
As still further aspects of the utility model: one side of the supporting pad is attached to the outer side of the expansion joint body, and the mounting block is fixedly connected with the connecting flange.
As still further aspects of the utility model: the reinforcing mechanism comprises a first reinforcing plate, a first half-threaded rod is fixed on the outer side of the first reinforcing plate, a second reinforcing plate is fixed on the outer side of the connecting flange, a second half-threaded rod is arranged on the outer side of the second reinforcing plate, a connecting pad is movably sleeved on the outer side of the first half-threaded rod and the outer side of the second half-threaded rod, a metal thread sleeve is connected with the outer side of the first half-threaded rod and the outer side of the second half-threaded rod in a threaded mode, a moving block is connected with the second reinforcing plate in a sliding mode through a sliding groove, and a shielding plate is fixed on the bottom of the moving block.
As still further aspects of the utility model: the first reinforcing plate is fixedly connected with the expansion joint body, and one side of the shielding plate is attached to the outer side of the connecting pad.
Compared with the prior art, the utility model has the following beneficial effects:
1. the device is provided with the connecting mechanism, the supporting strength of the connecting part of the expansion joint body and the connecting flange is enhanced through the supporting pad, the connecting flanges at the two ends of the expansion joint body are stressed unevenly, the problems of uneven stress and influence on the installation and use stability of the expansion joint body are avoided, the purposes of uniformly stressing the two ends of the expansion joint body and improving the use stability of the expansion joint body are achieved, and the service life of the expansion joint body is prolonged;
2. the device is provided with reinforcing mechanism, corresponds the face and can laminate between the first gusset plate in expansion joint body outside and the second gusset plate in flange outside to through metal thread bush and first half threaded rod and the half threaded rod threaded connection of second, conveniently accomplish the fixed between first gusset plate and the second gusset plate, and promote the stability of being connected between expansion joint body and the flange, play supplementary reinforcing's effect.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is a front view of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a schematic view of the structure of the connecting mechanism of the present utility model;
FIG. 4 is a schematic view of the reinforcement mechanism of the present utility model;
in the figure: 1. an expansion joint body; 2. a connecting flange; 3. installing a gasket; 4. a metal threaded rod; 5. a metal nut; 6. a connecting mechanism; 61. a mounting block; 62. a protective housing; 63. a fixing pad; 64. a support spring; 65. a limit pad; 66. a metal rod; 67. a support pad; 68. a connecting rod; 69. a moving rod; 610. a guide block; 7. a reinforcement mechanism; 71. a first reinforcing plate; 72. a first half-threaded rod; 73. a second reinforcing plate; 74. a second half-threaded rod; 75. a connection pad; 76. a metal thread sleeve; 77. a moving block; 78. a shielding plate.
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, the present utility model provides a uniformly stressed pipe expansion joint, which comprises an expansion joint body 1, wherein connecting flanges 2 are arranged at two ends of the expansion joint body 1, a plurality of mounting gaskets 3 are fixed at the outer sides of the connecting flanges 2, a metal threaded rod 4 penetrating through the other side of the mounting gaskets 3 is arranged at one side of the mounting gaskets 3, a metal nut 5 is connected with the outer side of the metal threaded rod 4 in a threaded manner, a connecting mechanism 6 is arranged at the outer side of the connecting flange 2, and a reinforcing mechanism 7 is fixed at one side of the connecting flange 2;
the coupling mechanism 6 includes the installation piece 61, one side of installation piece 61 is fixed with protection casing 62, the interior bottom wall of protection casing 62 is provided with fixed bolster 63, the top of fixed bolster 63 is provided with supporting spring 64, the top of supporting spring 64 is connected with spacing pad 65, the top of spacing pad 65 is provided with the metal pole 66 that runs through its bottom, the top of metal pole 66 is fixed with supporting pad 67, one side of supporting pad 67 is laminated with the outside of expansion joint body 1, fixed connection between installation piece 61 and flange 2, the bottom of metal pole 66 is provided with connecting rod 68, movable rod 69 is installed to one side of connecting rod 68, the outside of spacing pad 65 is fixed with guide block 610, the logical groove has been seted up to the inside of protection casing 62, and the size of this logical groove and the size adaptation of guide block 610.
In the use of the device, after the flange 2 on two sides of the expansion joint body 1 is fixedly connected with the expansion joint body 1, the metal threaded rod 4 can penetrate through the corresponding mounting gasket 3, and the metal threaded rod 4 is fixed through a plurality of metal nuts 5, at this time, one side of the mounting block 61 is fixedly connected with the flange 2, and the support spring 64 in the protective shell 62 pushes the limiting pad 65 and the metal rod 66 to move, so that the supporting pad 67 on one end of the metal rod 66 is firmly attached to the outer side of the expansion joint body 1, and the limiting pad 65 can drive the movable rod 69 and the connecting rod 68 to move simultaneously through the guide block 610 in the moving process, so as to play a role of guiding and limiting, and the support strength of the connecting part of the expansion joint body 1 and the connecting flange 2 is enhanced through the supporting pad 67, so that the stress of the connecting flanges 2 on two ends of the expansion joint body 1 is not balanced enough, the problem that the mounting stability of the expansion joint body l is influenced is avoided, the purposes of enabling the two ends of the expansion joint body l to be uniformly stressed and the service stability of the expansion joint body 1 are achieved, and the service life of the expansion joint body 1 is prolonged.
Referring to fig. 1 and 4, the present utility model provides a uniformly stressed pipe expansion joint, the reinforcing mechanism 7 includes a first reinforcing plate 71, a first half-threaded rod 72 is fixed on the outer side of the first reinforcing plate 7l, a second reinforcing plate 73 is fixed on the outer side of the connecting flange 2, a second half-threaded rod 74 is arranged on the outer side of the second reinforcing plate 73, connecting pads 75 are movably sleeved on the outer sides of the first half-threaded rod 72 and the second half-threaded rod 74, metal thread sleeves 76 are in threaded connection with the outer sides of the first half-threaded rod 72 and the second half-threaded rod 74, the second reinforcing plate 73 is slidably connected with a moving block 77 through a chute, a shielding plate 78 is fixed on the bottom of the moving block 77, the first reinforcing plate 71 is fixedly connected with the expansion joint body 1, and one side of the shielding plate 78 is attached to the outer side of the connecting pads 75.
In the use of the device, the corresponding surface between the first reinforcing plate 71 on the outer side of the expansion joint body 1 and the second reinforcing plate 73 on the outer side of the connecting flange 2 can be attached, meanwhile, the first half-threaded rod 72 on the outer side of the first reinforcing plate 71 can be attached to the corresponding surface between the second half-threaded rod 74 on the outer side of the second reinforcing plate 73, at the moment, the connecting pad 75 can be movably sleeved on the outer sides of the first half-threaded rod 72 and the second half-threaded rod 74, the first half-threaded rod 72 and the second half-threaded rod 74 are in threaded connection through the metal threaded sleeve 76, the moving block 77 can be pushed to slide in the preset sliding groove of the second reinforcing plate 73, the corresponding surface of the shielding plate 78 can be attached to the outer side of the connecting pad 75, and therefore the fixation between the first reinforcing plate 71 and the second reinforcing plate 73 can be conveniently completed, the connection stability between the expansion joint body 1 and the connecting flange 2 can be improved, and the auxiliary reinforcing effect can be achieved.
Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a uniform stress type pipeline expansion joint, includes expansion joint body (1), its characterized in that, the both ends of expansion joint body (1) all are provided with flange (2), the outside of flange (2) is fixed with a plurality of installation gaskets (3), one side of installation gaskets (3) is provided with metal threaded rod (4) that run through its opposite side, the outside threaded connection of metal threaded rod (4) has metal nut (5), the outside of flange (2) is provided with coupling mechanism (6), one side of flange (2) is fixed with strengthening mechanism (7).
2. The uniformly stressed pipe expansion joint according to claim 1, wherein the connecting mechanism (6) comprises a mounting block (61), a protective housing (62) is fixed on one side of the mounting block (61), a fixing pad (63) is arranged on the inner bottom wall of the protective housing (62), a supporting spring (64) is arranged on the top of the fixing pad (63), a limiting pad (65) is connected to the top of the supporting spring (64), a metal rod (66) penetrating through the bottom of the limiting pad (65) is arranged on the top of the limiting pad (65), a supporting pad (67) is fixed on the top of the metal rod (66), a connecting rod (68) is arranged on the bottom of the metal rod (66), a moving rod (69) is arranged on one side of the connecting rod (68), and a guide block (610) is fixed on the outer side of the limiting pad (65).
3. A uniformly stressed pipe expansion joint as claimed in claim 2, wherein the inner part of the protective housing (62) is provided with a through slot, and the size of the through slot is adapted to the size of the guide block (610).
4. A uniformly stressed pipe expansion joint according to claim 2, wherein one side of the supporting pad (67) is attached to the outer side of the expansion joint body (1), and the mounting block (61) is fixedly connected with the connecting flange (2).
5. The uniformly stressed pipe expansion joint according to claim 1, wherein the reinforcing mechanism (7) comprises a first reinforcing plate (71), a first half-threaded rod (72) is fixed on the outer side of the first reinforcing plate (71), a second reinforcing plate (73) is fixed on the outer side of the connecting flange (2), a second half-threaded rod (74) is arranged on the outer side of the second reinforcing plate (73), a connecting pad (75) is movably sleeved on the outer side of the first half-threaded rod (72) and the outer side of the second half-threaded rod (74), a metal threaded sleeve (76) is connected with the outer side of the first half-threaded rod (72) and the outer side of the second half-threaded rod (74) in a threaded manner, a moving block (77) is connected to the second reinforcing plate (73) in a sliding manner through a sliding groove, and a shielding plate (78) is fixed on the bottom of the moving block (77).
6. The uniformly stressed pipe expansion joint according to claim 5, wherein the first reinforcing plate (71) is fixedly connected with the expansion joint body (1), and one side of the shielding plate (78) is attached to the outer side of the connecting pad (75).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320151755.6U CN219655551U (en) | 2023-01-30 | 2023-01-30 | Even atress formula pipeline expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320151755.6U CN219655551U (en) | 2023-01-30 | 2023-01-30 | Even atress formula pipeline expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219655551U true CN219655551U (en) | 2023-09-08 |
Family
ID=87879630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320151755.6U Active CN219655551U (en) | 2023-01-30 | 2023-01-30 | Even atress formula pipeline expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219655551U (en) |
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2023
- 2023-01-30 CN CN202320151755.6U patent/CN219655551U/en active Active
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