CN112096969B - A support device for pressure pipelines - Google Patents
A support device for pressure pipelines Download PDFInfo
- Publication number
- CN112096969B CN112096969B CN202011199691.4A CN202011199691A CN112096969B CN 112096969 B CN112096969 B CN 112096969B CN 202011199691 A CN202011199691 A CN 202011199691A CN 112096969 B CN112096969 B CN 112096969B
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- Prior art keywords
- sleeved
- spring
- welded
- threaded rod
- rod
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- Expired - Fee Related
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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
- F16L3/16—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe
- F16L3/20—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction
- F16L3/205—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs
- F16L3/2053—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets with special provision allowing movement of the pipe allowing movement in transverse direction having supporting springs the axis of each spring being parallel with the direction of the movement of the pipe
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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
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing
- F16L3/1075—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing with two members, the two members being joined with a hinge on one side and fastened together on the other side
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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
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
- F16L55/035—Noise absorbers in the form of specially adapted hangers or supports
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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
本发明公开了一种用于压力管道的支撑装置，包括壳体，所述壳体的上端通过螺钉连接有壳盖，所述壳盖内通过螺纹套接有丝杆，所述丝杆的上端焊有转盘，所述转盘的下端接触连接有壳盖，所述转盘的上端焊接有摇杆，所述丝杆的下端外侧通过螺套接有支撑板，所述壳体的下端内侧焊接有导杆，所述壳盖的上端焊接有套筒，所述套筒内通过螺纹套接有第二螺纹杆，所述第二螺纹杆的外侧固定套接有转套，所述第二螺纹杆的上端设置有密封板，所述密封板上开设有透气孔。本发明涉及一种用于压力管道的支撑装置，具有减小管道内流体流动导致的管道震动和装置适用于在不同地面环境下对管道进行支撑固定特点。
The invention discloses a support device for a pressure pipeline, comprising a casing, an upper end of the casing is connected with a casing cover by screws, a screw rod is sleeved in the casing cover through a thread, and the upper end of the screw rod is A turntable is welded, the lower end of the turntable is in contact with a shell cover, the upper end of the turntable is welded with a rocker, the outer side of the lower end of the screw rod is connected with a support plate through a screw sleeve, and the inner side of the lower end of the housing is welded with a guide plate. The upper end of the shell cover is welded with a sleeve, a second threaded rod is sleeved in the sleeve through a thread, and a rotating sleeve is fixedly sleeved on the outer side of the second threaded rod. The upper end is provided with a sealing plate, and the sealing plate is provided with ventilation holes. The invention relates to a support device for a pressure pipeline, which has the characteristics of reducing pipeline vibration caused by fluid flow in the pipeline and the device is suitable for supporting and fixing the pipeline in different ground environments.
Description
Technical Field
The invention belongs to the technical field of pressure pipelines, and particularly relates to a supporting device for a pressure pipeline.
Background
Pressure pipes are understood in a broad sense to mean all pipes which are subjected to an internal or external pressure, irrespective of the medium in the pipe. Pressure pipes are part of pipes for transporting, distributing, mixing, separating, discharging, metering, controlling and stopping the flow of fluids, and are assembled assemblies of pipes, tubes, flanges, bolted connections, gaskets, valves, other components or pressure parts and supports. When fixing the pressure pipeline, need support fixedly to the pressure pipeline, avoid the pipeline not hard up.
Among the prior art, a strutting arrangement for pipeline under pressure when supporting pipeline under pressure, when installation pipeline department ground unevenness, strutting arrangement supports the pipeline stably inadequately, and simultaneously, in the pipeline use, inside fluid flow can lead to the pipeline vibrations, can lead to strutting arrangement not hard up for a long time. Accordingly, there is a need for improvements in the art.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide a support device for a pressure pipe, which solves the problems mentioned in the background art.
In order to solve the above problems, the present invention provides a technical solution:
a supporting device for a pressure pipeline comprises a shell, wherein the upper end of the shell is connected with a shell cover through a screw, a lead screw is sleeved in the shell cover through a screw thread, a rotary table is welded at the upper end of the lead screw, the lower end of the rotary table is connected with the shell cover in a contact manner, a rocker is welded at the upper end of the rotary table, a supporting plate is connected to the outer side of the lower end of the lead screw through a screw sleeve, a guide rod is welded at the inner side of the lower end of the shell, a sleeve is welded at the upper end of the shell cover, a second threaded rod is sleeved in the sleeve through a screw thread, a rotary sleeve is fixedly sleeved at the outer side of the second threaded rod, a sealing plate is arranged at the upper end of the second threaded rod, air holes are formed in the sealing plate, a barrel is sleeved at the outer side of, the lower end of the barrel is connected with a barrel cover through threads, a second threaded rod is sleeved in the barrel cover in a sliding mode, and a third spring is sleeved on the outer side of the second threaded rod in a sleeved mode;
the lateral wall of barrel articulates there is the bracing piece, the upper end sliding connection of cap has the bracing piece, the spout has been seted up to the upper end of cap, the lower extreme of bracing piece articulates there is the slider, sliding connection has the slider in the spout, be provided with the fourth spring in the spout, the upper end of barrel articulates there is solid fixed ring, gu fixed ring rear end is provided with the fixed block, gu fixed ring's upper end articulates there is the loose ring, be provided with the elastic ring in the loose ring, the elastic ring has a plurality ofly, and is a plurality of the elastic ring evenly distributed is in the loose ring, the end welding of elastic ring has the clamp ring, the rear end of loose ring is provided with the connecting block, be.
As preferred, the guide arm has been slided and has been cup jointed in the backup pad, the lower extreme welding of backup pad has the connecting rod, the lower extreme welding of connecting rod has the mounting panel, the installation pole has been slided and has been cup jointed in the mounting panel, the upper end welding of installation pole has the dog, the lower extreme contact connection of dog has the mounting panel, the lower extreme of installation pole is provided with the gyro wheel, the fixed limiting plate that has cup jointed in the lower extreme outside of installation pole, the outside slip of installation pole has cup jointed first spring, the upper end contact of first spring is connected with the mounting panel, the lower extreme contact connection of first spring has the limiting plate, the installation pole has four, four installation pole evenly distributed is in the mounting panel, four the lower extreme of installation.
Preferably, the number of the guide rods is two, the two guide rods are symmetrically distributed on the inner side of the lower end of the shell, and baffles are welded at the upper ends of the two guide rods.
As preferred, the opening has been seted up to the lower extreme of casing, the lower extreme of casing has cup jointed first threaded rod through the screw thread, the lower extreme outside of first threaded rod is provided with the handle, the handle has two, two handle symmetric distribution is in the outside of first threaded rod, the lower extreme outside slip of first threaded rod has cup jointed spacing lid, the lower extreme welding of spacing lid has the bottom plate, the lower extreme welding of first threaded rod has the stopper, the lower extreme of stopper is provided with the lug, set up the recess on the bottom plate, sliding connection has the lug in the recess, first threaded rod has four, four first threaded rod evenly distributed is at the lower extreme of casing, four the lower extreme outside of first threaded rod all slip cup joint spacing lid.
Preferably, the number of the sleeves is four, the four sleeves are distributed at the upper end of the shell cover in a straight line shape, and a second threaded rod is sleeved in each sleeve through threads.
Preferably, a sealing plate is connected to an upper end of the third spring in a contact manner, and a cylinder cover is connected to a lower end of the third spring in a contact manner.
Preferably, one end of the fourth spring is in contact connection with a shell cover, and the other end of the fourth spring is in contact connection with a sliding block.
The invention has the beneficial effects that: the invention relates to a supporting device for a pressure pipeline, which has the characteristics of reducing pipeline vibration caused by fluid flowing in the pipeline and being suitable for supporting and fixing the pipeline under different ground environments, and in specific use, compared with the traditional supporting device for the pressure pipeline, the supporting device for the pressure pipeline has the following two beneficial effects:
firstly, through setting up a plurality of first threaded rods at the casing lower extreme, make the bottom plate move down through rotating first threaded rod for first threaded rod stretches out length and changes, and then makes the bottom plate in ground contact, supports the casing, makes the device wholly be convenient for fix the device wholly under different ground environment, when making the device support pipeline under pressure, guarantees the stability of supporting.
Secondly, through setting up the closing plate on the second threaded rod, the closing plate outside sets up the barrel, and the pipeline vibrations drive the barrel vibrations for the barrel reciprocates, makes second spring and third spring change, makes the atmospheric pressure of lower extreme change on the closing plate simultaneously, and then reduces the device vibrations that the pipeline vibrations lead to, avoids the device vibration to produce not hard up.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a left side view of FIG. 1 of the present invention;
FIG. 3 is the caging cap of FIG. 1 according to the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 1 of the present invention;
FIG. 5 is an enlarged view of the invention at B in FIG. 1;
FIG. 6 is an enlarged view of the invention at C of FIG. 2;
fig. 7 is an enlarged view of the invention at D in fig. 2.
In the figure: 1. a housing; 2. a shell cover; 3. a screw rod; 4. a turntable; 5. a rocker; 6. a support plate; 7. a guide bar; 8. a baffle plate; 9. a connecting rod; 10. mounting a plate; 11. mounting a rod; 12. a stopper; 13. a roller; 14. a limiting plate; 15. a first spring; 16. an opening; 17. a first threaded rod; 18. a handle; 19. a limiting cover; 20. a base plate; 21. a limiting block; 22. a bump; 23. a groove; 24. a sleeve; 25. a second threaded rod; 26. rotating the sleeve; 27. a sealing plate; 28. air holes are formed; 29. a barrel; 30. a second spring; 31. a cylinder cover; 32. a third spring; 33. a support bar; 34. a chute; 35. a slider; 36. a fourth spring; 37. a fixing ring; 38. a fixed block; 39. a movable ring; 40. an elastic ring; 41. a clamping ring; 42. connecting blocks; 43. and (4) bolts.
Detailed Description
As shown in fig. 1 to 7, the following technical solutions are adopted in the present embodiment:
example (b):
a supporting device for a pressure pipeline comprises a shell 1, wherein the upper end of the shell 1 is connected with a shell cover 2 through a screw, a lead screw 3 is sleeved in the shell cover 2 through a thread, a rotary table 4 is welded at the upper end of the lead screw 3, the lower end of the rotary table 4 is connected with the shell cover 2 in a contact manner, a rocker 5 is welded at the upper end of the rotary table 4, a supporting plate 6 is connected to the outer side of the lower end of the lead screw 3 through a screw sleeve, a guide rod 7 is welded at the inner side of the lower end of the shell 1, a sleeve 24 is welded at the upper end of the shell cover 2, a second threaded rod 25 is sleeved in the sleeve 24 through a thread, a rotary sleeve 26 is fixedly sleeved at the outer side of the second threaded rod 25, a sealing plate 27 is arranged at the upper end of the second threaded rod 25, air holes 28 are formed in the, the lower end of the second spring 30 is in contact connection with a sealing plate 27, the upper end of the second spring 30 is in contact connection with a barrel 29, the lower end of the barrel 29 is in threaded connection with a barrel cover 31, a second threaded rod 25 is slidably sleeved in the barrel cover 31, a third spring 32 is sleeved on the outer side of the second threaded rod 25, a supporting rod 33 is hinged on the outer side wall of the barrel 29, the upper end of the shell cover 2 is in sliding connection with the supporting rod 33, a sliding groove 34 is formed in the upper end of the shell cover 2, a sliding block 35 is hinged on the lower end of the supporting rod 33, a sliding block 35 is slidably connected in the sliding groove 34, a fourth spring 36 is arranged in the sliding groove 34, a fixing ring 37 is hinged on the upper end of the barrel 29, a fixing block 38 is arranged at the rear end of the fixing ring 37, a movable ring 39 is hinged on, the elastic rings 40 are uniformly distributed in the movable ring 39, the clamping ring 41 is welded at the tail end of each elastic ring 40, the connecting block 42 is arranged at the rear end of the movable ring 39, the bolt 43 is arranged in the connecting block 42, and the bolt 43 is arranged in the fixed block 38.
Wherein, guide arm 7 has been slided and has been cup jointed in backup pad 6, the lower extreme welding of backup pad 6 has connecting rod 9, the lower extreme welding of connecting rod 9 has mounting panel 10, installation pole 11 has been slided and has been cup jointed in mounting panel 10, the upper end welding of installation pole 11 has dog 12, the lower extreme contact connection of dog 12 has mounting panel 10, the lower extreme of installation pole 11 is provided with gyro wheel 13, the fixed coupling in the lower extreme outside of installation pole 11 has limiting plate 14, first spring 15 has been slided and has been cup jointed in the outside of installation pole 11, the upper end contact of first spring 15 is connected with mounting panel 10, the lower extreme contact connection of first spring 15 has limiting plate 14, installation pole 11 has four, four installation pole 11 evenly distributed is four in mounting panel 10 the lower extreme of installation pole 11 all is provided with gyro wheel 13.
The number of the guide rods 7 is two, the two guide rods 7 are symmetrically distributed on the inner side of the lower end of the shell 1, and baffles 8 are welded at the upper ends of the two guide rods 7.
Wherein, opening 16 has been seted up to the lower extreme of casing 1, the lower extreme of casing 1 has cup jointed first threaded rod 17 through the screw thread, the lower extreme outside of first threaded rod 17 is provided with handle 18, handle 18 has two, two handle 18 symmetric distribution is in the outside of first threaded rod 17, the lower extreme outside slip cup joints spacing lid 19 of first threaded rod 17, the lower extreme welding of spacing lid 19 has bottom plate 20, the lower extreme welding of first threaded rod 17 has stopper 21, the lower extreme of stopper 21 is provided with lug 22, set up fluted 23 on the bottom plate 20, sliding connection has lug 22 in the recess 23, first threaded rod 17 has four, four first threaded rod 17 evenly distributed is at the lower extreme of casing 1, four the lower extreme outside of first threaded rod 17 all slip cup joints spacing lid 19.
The number of the sleeves 24 is four, the four sleeves 24 are distributed at the upper end of the shell cover 2 in a straight line shape, and a second threaded rod 25 is sleeved in each sleeve 24 through threads.
The upper end of the third spring 32 is in contact connection with the sealing plate 27, and the lower end of the third spring 32 is in contact connection with the cylinder cover 31.
One end of the fourth spring 36 is in contact connection with the shell cover 2, and the other end of the fourth spring 36 is in contact connection with the sliding block 35.
The using state of the invention is as follows: when the device is used, the device is moved to a designated position, the screw rod 3 is rotated to enable the supporting plate 6 to ascend, the supporting plate 6 drives the connecting rod 9 to move, the connecting rod 9 moves to drive the mounting plate 10, the mounting plate 10 drives the mounting rod 11 to move, the roller 13 enters the shell 1, a pressure pipeline is fixed between the fixed ring 37 and the movable ring 39, the sealing plate 27 is arranged on the second threaded rod 25, the cylinder 29 is arranged outside the sealing plate 27, the cylinder 29 is driven by pipeline vibration to vibrate, the cylinder 29 is driven to move up and down, the second spring 30 and the third spring 32 are changed, meanwhile, the air pressure at the upper end and the lower end of the sealing plate 27 is changed, the device vibration caused by pipeline vibration is reduced, the device vibration is prevented from loosening, the first threaded rods 17 are arranged at the lower end of the shell 1, the first threaded rods 17 are rotated to enable the bottom plate 20 to, and then make bottom plate 20 and ground contact, support casing 1 for the device is whole to be convenient for fix the device wholly under different ground environment, when making the device support pipeline under pressure, guarantees the stability of supporting.
Claims (6)
1. A support device for a pressure conduit, comprising a casing (1), characterized in that: the upper end of the shell (1) is connected with a shell cover (2) through a screw, a lead screw (3) is sleeved in the shell cover (2) through a thread, a rotary plate (4) is welded at the upper end of the lead screw (3), the lower end of the rotary plate (4) is connected with the shell cover (2) in a contact manner, a rocker (5) is welded at the upper end of the rotary plate (4), a supporting plate (6) is connected at the outer side of the lower end of the lead screw (3) through a screw sleeve, a guide rod (7) is welded at the inner side of the lower end of the shell (1), a sleeve (24) is welded at the upper end of the shell cover (2), a second threaded rod (25) is sleeved in the sleeve (24) through a thread, a rotary sleeve (26) is fixedly sleeved at the outer side of the second threaded rod (25), a sealing plate (27), a cylinder body (29) is sleeved on the outer side of the sealing plate (27), a second spring (30) is arranged in the cylinder body (29), the lower end of the second spring (30) is connected with the sealing plate (27) in a contact manner, the upper end of the second spring (30) is connected with the cylinder body (29) in a contact manner, the lower end of the cylinder body (29) is connected with a cylinder cover (31) through threads, a second threaded rod (25) is sleeved in the cylinder cover (31) in a sliding manner, and a third spring (32) is sleeved on the outer side of the second threaded rod (25);
the outer side wall of the cylinder body (29) is hinged with a support rod (33), the upper end of the shell cover (2) is connected with the support rod (33) in a sliding manner, the upper end of the shell cover (2) is provided with a sliding groove (34), the lower end of the support rod (33) is hinged with a sliding block (35), the sliding groove (34) is connected with the sliding block (35) in the sliding manner, a fourth spring (36) is arranged in the sliding groove (34), the upper end of the cylinder body (29) is hinged with a fixing ring (37), the rear end of the fixing ring (37) is provided with a fixing block (38), the upper end of the fixing ring (37) is hinged with a movable ring (39), an elastic ring (40) is arranged in the movable ring (39), a plurality of elastic rings (40) are uniformly distributed in the movable ring (39), the tail end of each elastic ring (40) is welded with a clamping ring (41), and the, a bolt (43) is arranged in the connecting block (42), and a bolt (43) is arranged in the fixing block (38); guide rod (7) is sleeved in the supporting plate (6) in a sliding manner, a connecting rod (9) is welded at the lower end of the supporting plate (6), a mounting plate (10) is welded at the lower end of the connecting rod (9), a mounting rod (11) is sleeved in the mounting plate (10) in a sliding manner, a stop block (12) is welded at the upper end of the mounting rod (11), a mounting plate (10) is connected at the lower end of the stop block (12) in a contact manner, rollers (13) are arranged at the lower end of the mounting rod (11), a limiting plate (14) is fixedly sleeved at the outer side of the lower end of the mounting rod (11), a first spring (15) is sleeved at the outer side of the mounting rod (11) in a sliding manner, the mounting plate (10) is connected at the upper end of the first spring (15) in a contact manner, the limiting plate (14) is connected at the lower end of the first spring (, the lower ends of the four mounting rods (11) are provided with idler wheels (13).
2. A support device for a pressure conduit according to claim 1, wherein: the guide rods (7) are arranged in two numbers, the two guide rods (7) are symmetrically distributed on the inner side of the lower end of the shell (1), and baffles (8) are welded at the upper ends of the two guide rods (7).
3. A support device for a pressure conduit according to claim 1, wherein: the lower end of the shell (1) is provided with an opening (16), the lower end of the shell (1) is sleeved with a first threaded rod (17) through threads, the outer side of the lower end of the first threaded rod (17) is provided with two handles (18), the two handles (18) are symmetrically distributed on the outer side of the first threaded rod (17), the outer side of the lower end of the first threaded rod (17) is slidably sleeved with a limit cover (19), the lower end of the limit cover (19) is welded with a bottom plate (20), the lower end of the first threaded rod (17) is welded with a limit block (21), the lower end of the limit block (21) is provided with a convex block (22), the bottom plate (20) is provided with a groove (23), the groove (23) is connected with the convex block (22) in a sliding manner, the first threaded rod (17) is provided with four first threaded rods (17) which are uniformly distributed at the lower end of the shell (1), and limiting covers (19) are sleeved on the outer sides of the lower ends of the four first threaded rods (17) in a sliding manner.
4. A support device for a pressure conduit according to claim 1, wherein: the number of the sleeves (24) is four, the four sleeves (24) are distributed at the upper end of the shell cover (2) in a straight line shape, and a second threaded rod (25) is sleeved in each sleeve (24) through threads.
5. A support device for a pressure conduit according to claim 1, wherein: the upper end of the third spring (32) is in contact connection with a sealing plate (27), and the lower end of the third spring (32) is in contact connection with a cylinder cover (31).
6. A support device for a pressure conduit according to claim 1, wherein: one end of the fourth spring (36) is in contact connection with the shell cover (2), and the other end of the fourth spring (36) is in contact connection with the sliding block (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011199691.4A CN112096969B (en) | 2020-11-02 | 2020-11-02 | A support device for pressure pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011199691.4A CN112096969B (en) | 2020-11-02 | 2020-11-02 | A support device for pressure pipelines |
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| Publication Number | Publication Date |
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| CN112096969A CN112096969A (en) | 2020-12-18 |
| CN112096969B true CN112096969B (en) | 2021-02-02 |
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| CN202011199691.4A Expired - Fee Related CN112096969B (en) | 2020-11-02 | 2020-11-02 | A support device for pressure pipelines |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112901858A (en) * | 2021-01-26 | 2021-06-04 | 承德石油高等专科学校 | Protection device for natural gas exploitation |
| CN112572978B (en) * | 2021-02-25 | 2021-08-03 | 烟台工程职业技术学院(烟台市技师学院) | Intelligent distribution box for logistics supply chain |
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| US7584935B2 (en) * | 2006-03-24 | 2009-09-08 | Rexon Industrial Corporation, Ltd. | Stand for a machine |
| CN204141091U (en) * | 2014-10-16 | 2015-02-04 | 常州帕卓工程机械配件有限公司 | A kind of self tightening wind-powered electricity generation pyrocondensation connection rubber tube |
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