CN109357081B - Petroleum pipe body supporting structure - Google Patents
Petroleum pipe body supporting structure Download PDFInfo
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- CN109357081B CN109357081B CN201811606601.1A CN201811606601A CN109357081B CN 109357081 B CN109357081 B CN 109357081B CN 201811606601 A CN201811606601 A CN 201811606601A CN 109357081 B CN109357081 B CN 109357081B
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- elastic body
- displacement
- positioning body
- positioning
- column
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/01—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets for supporting or guiding the pipes, cables or protective tubing, between relatively movable points, e.g. movable channels
- F16L3/015—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets for supporting or guiding the pipes, cables or protective tubing, between relatively movable points, e.g. movable channels using articulated- or supple-guiding elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/12—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing comprising a member substantially surrounding the pipe, cable or protective tubing
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses a petroleum pipe body supporting structure which comprises a fixing ring and a supporting ring which are nested on a petroleum pipeline, wherein a displacement unit is arranged between the supporting ring and the fixing ring, the displacement unit comprises a fixing column and a displacement column, a positioning body is arranged in the fixing column, and a first elastic body and a second elastic body are arranged on the positioning body. According to the invention, the petroleum pipeline is stably supported by the circumferentially arranged displacement units, and the petroleum pipeline is subjected to displacement buffering in the axial direction and the circumferential direction of the support ring by utilizing multidirectional buffering of the displacement units, and meanwhile, the displacement buffering can be carried out in the radial direction of the support ring, so that the multidirectional buffering is realized, and the vibration generated on the petroleum pipeline when petroleum flows is reduced.
Description
Technical Field
The invention relates to the technical field of petroleum pipeline devices, in particular to a petroleum pipe body supporting structure.
Background
In the petroleum pipeline transportation process, need use a large amount of petroleum pipelines, these petroleum pipelines are or bury underground below ground, or erect and have the position of take the altitude apart from ground, therefore, in the laying process of petroleum pipeline, one section distance of every interval just need set up the petroleum pipeline support and support the petroleum pipeline, among the prior art, petroleum pipeline support structure is comparatively single, the function is also single, its mounting means is mostly fixed, when oil is when the transportation, receive the influence that the oil flows, the petroleum pipeline must produce the vibration, if can't eliminate or reduce these vibrations, cause the destruction of petroleum pipeline very easily, influence normal transportation work.
Disclosure of Invention
In view of the technical deficiencies, the invention aims to provide a petroleum pipe body supporting structure, which changes the traditional supporting mode, realizes multi-directional buffering of a petroleum pipeline while ensuring the supporting of the petroleum pipeline, and further reduces the vibration generated during the flowing of petroleum.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides a petroleum pipe body supporting structure, which comprises a plurality of fixing rings and a plurality of supporting rings, wherein the fixing rings are embedded on a petroleum pipeline, the supporting rings correspond to the fixing rings one by one, a plurality of displacement units are arranged between the supporting rings and the fixing rings, the displacement units are uniformly distributed along the circumferential direction, each displacement unit comprises a fixing column fixedly arranged on an inner ring of the supporting ring and a displacement column rotatably arranged on the outer circumferential wall of the corresponding fixing ring, a movable and rotatable positioning body is arranged in each fixing column, the outline of each positioning body is provided with two circular bottom surfaces with the same area and annular side surfaces, the two ends of each annular side surface are connected with the two circular bottom surfaces with the same area, and the distances from the central position of each positioning body to any; the fixed column is provided with a first cylindrical groove for mounting the positioning body, the inner diameter of the first cylindrical groove is consistent with the distance from the center of the positioning body to any point on the side surface, the height of the first cylindrical groove is larger than that of the positioning body, the displacement column is fixedly arranged at the center of one circular bottom surface of the positioning body and extends out of the fixed column, the fixed column is provided with a second cylindrical groove for the displacement column to pass through, and the inner diameter of the second cylindrical groove is larger than the outer diameter of the displacement column;
the positioning body is characterized in that a first elastic body and a second elastic body are sequentially and fixedly arranged at two ends of the positioning body outwards, the two first elastic bodies and the two second elastic bodies are symmetrically arranged along the positioning body, the outline of each first elastic body is provided with a circular upper bottom surface, a circular lower bottom surface and an annular side surface connecting the upper bottom surface and the lower bottom surface, and the distances from the center of the positioning body to any point of the side surface of the positioning body and any point of the side surface of the first elastic body are the same; the radius of the bottom surface of one end, far away from the positioning body, of the first elastic body is smaller than that of the bottom surface of one end, close to the positioning body, of the first elastic body, the second elastic body is in a circular truncated cone shape, a circular truncated cone groove used for mounting the second elastic body is formed in the fixed column, and the first elastic body is located in the first cylindrical groove.
Preferably, the radius of the lower bottom surface of the first elastic body is the same as the radius of the circular bottom surface of the positioning body, the radius of the upper bottom surface of the first elastic body is the same as the radius of the lower bottom surface of the second elastic body, and the height of the first elastic body is half of the height of the positioning body.
Preferably, the height of the first cylindrical groove is twice the height of the positioning body.
Preferably, the first elastic body and the second elastic body are both made of synthetic rubber, the first elastic body and the second elastic body are integrally formed, and the second elastic body abuts against the circular table groove.
Preferably, the positioning body and the fixing column are made of the same material and are made of alloy.
Preferably, the displacement column is rotatably connected with the fixing ring through a universal ball fixedly arranged on the fixing ring, and a ball groove for the rotation of the universal ball is formed in the corresponding displacement column.
The invention has the beneficial effects that: the petroleum pipeline is stably supported by the circumferentially arranged displacement units, and the petroleum pipeline is supported and buffered by utilizing multidirectional buffering of the displacement units; the positioning body plays a positioning role on one hand, ensures the displacement range of the displacement column, and enables the displacement column to perform axial displacement (the axial direction is the axial direction of the fixed column) in a certain range, and on the other hand, ensures the rotation of the displacement column, and enables the displacement column to perform circumferential rotation (the circumferential rotation comprises two circumferential rotations, one circumferential rotation is along the circumferential direction of the displacement column, and the other circumferential rotation is in the direction of an arrow g); the arrangement of the first elastic body and the second elastic body play a role in buffering, so that the positioning body is buffered when rotating or moving, and the second elastic body and the positioning body are connected most effectively, so that the positioning body can move axially in the first cylindrical groove, and further the axial buffering is realized; the structure of the second elastic body in the shape of the circular truncated cone is utilized and matched with the circular truncated cone groove, so that the displacement column can buffer in the axial direction and the circumferential direction when in displacement, the petroleum pipeline can buffer in the axial direction and the circumferential direction of the support ring, and meanwhile, the displacement can buffer in the radial direction of the support ring, so that the multi-directional buffering is realized, and the vibration generated by the petroleum pipeline when petroleum flows is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram (partially cut away) of an oil pipe supporting structure according to an embodiment of the present invention;
FIG. 2 is a first schematic structural diagram of a displacement unit;
FIG. 3 is a schematic structural diagram of the positioning body, the first elastic body, the second elastic body and the displacement column;
FIG. 4 is a schematic structural diagram of a fixing column;
FIG. 5 is a second schematic structural diagram of the displacement unit;
FIG. 6 is a first schematic diagram of the displacement of the positioning body;
FIG. 7 is a second schematic diagram of the displacement of the positioning body.
Description of reference numerals: 1-support ring, 2-displacement unit, 21-fixed column, 211-first cylindrical groove, 212-circular table groove, 213-second cylindrical groove, 22-positioning body, 23-first elastic body, 24-second elastic body, 25-displacement column, 251-ball groove, 3-petroleum pipeline and 4-fixing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 7, a petroleum pipe supporting structure comprises a plurality of fixing rings 4 nested on a petroleum pipeline 3 and a plurality of supporting rings 1 corresponding to the fixing rings 4 one by one, a plurality of displacement units 2 evenly distributed along the circumferential direction are arranged between the supporting rings 1 and the fixing rings 4, each displacement unit 2 comprises a fixed column 21 fixedly arranged on the inner ring of the supporting ring 1 and a displacement column 25 rotatably arranged on the outer circumferential wall of the corresponding fixing ring 4, wherein the displacement column 25 is connected with the corresponding fixing ring 4 by a universal ball, a ball groove 251 for the universal ball to rotate is arranged on each displacement column 25, a movable and rotatable positioning body 22 is arranged in each fixed column 21, the outline of each positioning body 22 has two circular bottom surfaces with the same area and two annular side surfaces with the same area and two ends connected with the two circular bottom surfaces, the distance from the center position of the positioning body 22 to any point on the side surface is the same; the fixed column 21 is provided with a first cylindrical groove 211 for mounting the positioning body 22, the inner diameter of the first cylindrical groove 211 is consistent with the distance from the center of the positioning body 22 to any point on the side surface, the height of the first cylindrical groove 211 is greater than that of the positioning body 22, the height of the first cylindrical groove 211 is twice as high as that of the positioning body 22, the displacement column 25 is fixedly arranged at the center of one circular bottom surface of the positioning body 22 and extends out of the fixed column 21, the fixed column 21 is provided with a second cylindrical groove 213 for passing the displacement column 25, and the inner diameter of the second cylindrical groove 213 is greater than the outer diameter of the displacement column 25;
the two ends of the positioning body 22 are outwards and sequentially fixedly provided with a first elastic body 23 and a second elastic body 24, the two first elastic bodies 23 and the two second elastic bodies 24 are symmetrically arranged along the positioning body 22, the outline of the first elastic body 23 is provided with a circular upper bottom surface, a circular lower bottom surface and an annular side surface connecting the upper bottom surface and the lower bottom surface, and the distances from the central position of the positioning body 22 to any point of the side surface of the positioning body 22 and the side surface of the first elastic body 23 are the same; the radius of the bottom surface of the first elastic body 23 at the end far away from the positioning body 22 is smaller than the radius of the bottom surface of the first elastic body 23 at the end near the positioning body 22, that is, the radius of the upper bottom surface of the first elastic body 23 is smaller than the radius of the lower bottom surface thereof, the second elastic body 24 is in a circular truncated cone shape, a circular truncated cone groove 212 for mounting the second elastic body 24 is formed in the fixed column 21, and the first elastic body 23 is located in the first cylindrical groove 211.
Further, the radius of the bottom surface of the first elastic body 23 is the same as the radius of the circular bottom surface of the positioning body 22, the radius of the top surface of the first elastic body 23 is the same as the radius of the bottom surface of the second elastic body 24, and the height of the first elastic body 23 is half of the height of the positioning body 22.
Further, the material of the first elastic body 23 and the material of the second elastic body 24 are both synthetic rubber, the first elastic body 23 and the second elastic body 24 are integrally formed, and the second elastic body 24 is tightly pressed in the circular truncated cone groove 212; the positioning body 22 and the fixing column 21 are made of the same material and are made of stainless steel, wherein the positioning body 22 is in clearance fit with the first cylindrical groove 211 to ensure that the positioning body 22 can rotate and move axially in the first cylindrical groove 211, and in addition, the elasticity of the first elastic body 23 and the second elastic body 24 is not specifically limited in the application, and needs to be set reasonably according to the vibration condition of the on-site petroleum pipeline 3 in actual manufacturing.
As shown in FIG. 5, h1And h2Respectively representing the heights of the positioning body 22 and the first elastic body 23, the height of the first cylindrical groove 211 is h1And 2 times h2The height of the first cylindrical groove 211 is necessarily greater than the height of the positioning body 22, so that the positioning body 22 can move axially in the first cylindrical groove 211, and in addition, the arrangement of the first elastic body 23 plays a role in buffering, and simultaneously, the rotation of the positioning body 22, that is, the rotation in the direction of an arrow in fig. 5 is ensured, if the first elastic body 23 is absent and the height of the first cylindrical groove 211 is greater than the height of the positioning body 22, the positioning body 22 can directly abut against the intersection of the first cylindrical groove 211 and the circular truncated cone groove 212 during rotation, and further cannot rotate, and herein, the first elastic body 23 and the positioning body 22 can be collectively regarded as the positioning body 22, and when the positioning body rotates according to the arrow in fig. 5, the positioning body 23 can be limited from rotating, so that the rotation of the positioning body 22 is ensured while the first elastic body 23 plays a role in buffering;
as shown in fig. 6 and 7, which are schematic views of the displacement of the positioning body 22 (i.e., the displacement column 25), the dotted line represents the displaced positioning body 22 and other components; fig. 6 is a schematic diagram of the positioning body 22 generating axial displacement (the axial direction here refers to the axial direction along the fixed column 21), the arrow e represents the displacement direction, and the arrow f represents one rotation direction of the positioning body 22, because the positioning body 22 can be rotatably arranged, when it is axially displaced, it can still rotate, so that axial buffering is realized and simultaneously it can move in other directions; fig. 7 shows the tilting movement of the positioning body 22 according to arrow g, and the rotation of the positioning body 22 enables the positioning body 22 to tilt, and the positioning body 22 can still rotate according to arrow k, so as to realize the movement in multiple directions, and finally realize the buffering in multiple directions; it should be noted that fig. 6 and 7 are for convenience of illustration, and only one direction of the positioning body 22 and other members (broken lines) is shown, and for convenience of illustration, the deformation of the first elastic body 23 and the second elastic body 24 is not shown.
Further, according to the movement of the positioning body 22 in fig. 6 and 7, as shown in fig. 1, the petroleum pipeline is finally provided with motion buffers in directions of arrows a, b, c, d, wherein arrow a is a rotation of the petroleum pipeline 3 along the circumferential direction of the support ring 1, arrows b and c are displacement buffers of the petroleum pipeline 3 along the radial direction of the support ring 1 (b, c are vertical and horizontal arrows in the figure respectively), and arrow d is a displacement buffer of the petroleum pipeline 3 along the axial direction of the support ring 1 (d is an arrow shot vertically in the figure); when the petroleum pipeline 3 moves according to the arrow a, the four positioning bodies 22 move as shown by the arrow g in fig. 7; when the petroleum pipeline 3 moves according to the arrow b or c, two positioning bodies 22 generate the movement as the arrow e in fig. 6, and the other two positioning bodies 22 generate the movement as the arrow g in fig. 7; when the petroleum pipeline 3 moves according to the arrow d, the four positioning bodies 22 move as shown by the arrow g in fig. 7; in addition, another movement mode exists in the petroleum pipeline 3, which cannot be represented by an arrow in fig. 1 and is not shown, that is, the petroleum pipeline 3 moves with an axis offset, that is, the axis of the petroleum pipeline 3 is not parallel to the axis of the support ring 1, based on fig. 1, if two horizontal positioning bodies 22 rotate according to an arrow f in fig. 6, two upper and lower positioning bodies 22 move according to an arrow g in fig. 7, so that the axis of the petroleum pipeline 3 is offset, and finally, buffering in the direction is obtained; in summary, the present application achieves buffering in multiple directions of the petroleum pipeline 3, and can cope with vibration in multiple modes caused by petroleum flow during petroleum transportation, and further buffer the vibration to protect the normal operation of the petroleum pipeline.
During the use, support ring 1 and solid fixed ring 4 all nestification are on petroleum pipeline 3 to solid fixed ring 4 is fixed mutually with petroleum pipeline 3, support ring 1 is fixed mutually with outside fixed knot structure (for example ground or erect the support on the high altitude), the universal ball on displacement post 25 and the solid fixed ring 4 rotates and is connected, fixed column 21 and support ring 1 fixed connection, after the oil lets in, displacement unit 2 will cushion the vibration of a plurality of directions that the oil flow produced, and then guarantee petroleum pipeline 3's normal work, prolong its life.
The petroleum pipeline is stably supported by the circumferentially arranged displacement units, and the petroleum pipeline is supported and buffered by utilizing multidirectional buffering of the displacement units; the positioning body plays a positioning role on one hand, ensures the displacement range of the displacement column, and enables the displacement column to perform axial displacement (the axial direction is the axial direction of the fixed column) in a certain range, and on the other hand, ensures the rotation of the displacement column, and enables the displacement column to perform circumferential rotation (the circumferential rotation comprises two circumferential rotations, one circumferential rotation is along the circumferential direction of the displacement column, and the other circumferential rotation is in the direction of an arrow g); the arrangement of the first elastic body and the second elastic body play a role in buffering, so that the positioning body is buffered when rotating or moving, and the second elastic body and the positioning body are connected most effectively, so that the positioning body can move axially in the first cylindrical groove, and further the axial buffering is realized; the structure of the second elastic body in the shape of the circular truncated cone is utilized and matched with the circular truncated cone groove, so that the displacement column can buffer in the axial direction and the circumferential direction when in displacement, the petroleum pipeline can buffer in the axial direction and the circumferential direction of the support ring, and meanwhile, the displacement can buffer in the radial direction of the support ring, so that the multi-directional buffering is realized, and the vibration generated by the petroleum pipeline when petroleum flows is reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
1. A petroleum pipe body supporting structure comprises a plurality of fixing rings (4) which are nested on a petroleum pipeline (3) and a plurality of supporting rings (1) which are in one-to-one correspondence with the fixing rings (4), it is characterized in that a plurality of displacement units (2) which are uniformly distributed along the circumferential direction are arranged between the support ring (1) and the fixing ring (4), the displacement unit (2) comprises a fixed column (21) fixedly arranged on the inner ring of the support ring (1) and a displacement column (25) which can be rotatably arranged on the outer peripheral wall of the fixed ring (4), a movable and rotatable positioning body (22) is arranged in the fixed column (21), the outline of the positioning body (22) is provided with two circular bottom surfaces with the same area and annular side surfaces, two ends of each annular side surface are connected with the two circular bottom surfaces with the same area, and the distances from the center of the positioning body (22) to any point of the side surfaces are the same; the fixed column (21) is provided with a first cylindrical groove (211) for mounting the positioning body (22), the inner diameter of the first cylindrical groove (211) is consistent with the distance from the center of the positioning body (22) to any point on the side surface, the height of the first cylindrical groove (211) is larger than that of the positioning body (22), the displacement column (25) is fixedly arranged at the center of one circular bottom surface of the positioning body (22) and extends out of the fixed column (21), the fixed column (21) is provided with a second cylindrical groove (213) for the displacement column (25) to pass through, and the inner diameter of the second cylindrical groove (213) is larger than the outer diameter of the displacement column (25);
the two ends of the positioning body (22) are outwards and sequentially fixedly provided with a first elastic body (23) and a second elastic body (24), the two first elastic bodies (23) and the two second elastic bodies (24) are symmetrically arranged along the positioning body (22), the outline of the first elastic body (23) is provided with a circular upper bottom surface, a circular lower bottom surface and an annular side surface connecting the upper bottom surface and the lower bottom surface, and the distances from the central position of the positioning body (22) to any point of the side surface of the positioning body (22) and any point of the side surface of the first elastic body (23) are the same; the radius of the bottom surface of one end, far away from the positioning body (22), of the first elastic body (23) is smaller than that of the bottom surface of one end, close to the positioning body (22), of the first elastic body (23), the second elastic body (24) is in a circular truncated cone shape, a circular truncated cone groove (212) used for mounting the second elastic body (24) is formed in the fixed column (21), and the first elastic body (23) is located in the first cylindrical groove (211).
2. A petroleum pipe body supporting structure as claimed in claim 1, wherein the radius of the lower bottom surface of said first elastic body (23) is the same as the radius of the circular bottom surface of said positioning body (22), the radius of the upper bottom surface of said first elastic body (23) is the same as the radius of the lower bottom surface of said second elastic body (24), and the height of said first elastic body (23) is half of the height of said positioning body (22).
3. A petroleum pipe body supporting structure according to claim 2, wherein the height of said first cylindrical recess (211) is twice the height of said positioning body (22).
4. A petroleum pipe supporting structure as claimed in claim 1, wherein the first elastic body (23) and the second elastic body (24) are made of synthetic rubber, the first elastic body (23) and the second elastic body (24) are integrally formed, and the second elastic body (24) abuts against the circular groove (212).
5. A petroleum pipe body supporting structure as claimed in claim 1, wherein the locating body (22) and the fixing column (21) are made of the same material and are made of alloy.
6. The oil pipe body supporting structure according to claim 1, wherein the displacement posts (25) are rotatably connected with the fixing ring (4) through universal balls fixedly arranged on the fixing ring (4), and ball grooves (251) for the rotation of the universal balls are formed in the corresponding displacement posts (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811606601.1A CN109357081B (en) | 2018-12-27 | 2018-12-27 | Petroleum pipe body supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811606601.1A CN109357081B (en) | 2018-12-27 | 2018-12-27 | Petroleum pipe body supporting structure |
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| Publication Number | Publication Date |
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| CN109357081A CN109357081A (en) | 2019-02-19 |
| CN109357081B true CN109357081B (en) | 2020-08-21 |
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| CN201811606601.1A Active CN109357081B (en) | 2018-12-27 | 2018-12-27 | Petroleum pipe body supporting structure |
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| CN113356073A (en) * | 2021-06-28 | 2021-09-07 | 中铁十七局集团第一工程有限公司 | Angle regulator of bridge pushing equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB838458A (en) * | 1956-09-10 | 1960-06-22 | Viktor Langen | Ball and socket joint, especially for motor vehicles |
| JP2002372035A (en) * | 2001-06-14 | 2002-12-26 | Nissan Motor Co Ltd | Air breather structure for rack and pinion-type steering device |
| JP5357742B2 (en) * | 2009-12-25 | 2013-12-04 | Ｔｈｋリズム株式会社 | Ball joint |
| CN204692753U (en) * | 2015-06-17 | 2015-10-07 | 国网山东省电力公司潍坊供电公司 | Bypass cable fixed support |
| CN205769547U (en) * | 2016-05-27 | 2016-12-07 | 长城汽车股份有限公司 | Attachment means and bogie of car |
| CN206860670U (en) * | 2017-06-09 | 2018-01-09 | 四川望锦机械有限公司 | A kind of automobile spherical hinge structure of moment optimization |
| CN207093940U (en) * | 2017-08-16 | 2018-03-13 | 合肥华峰暖通设备有限公司 | Buried Steam Pipe slides Thermal insulative pipe carrier |
| CN107842558A (en) * | 2017-11-16 | 2018-03-27 | 江苏丰禾食品有限公司 | A kind of electromechanics bearing of strong shock resistance |
| CN108468752A (en) * | 2018-04-20 | 2018-08-31 | 成都立创创新科技有限公司 | A kind of adjustable damping universal ball end collection device |
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