CN212804752U

CN212804752U - Damping device for heat medium system pipeline

Info

Publication number: CN212804752U
Application number: CN202021130410.5U
Authority: CN
Inventors: 胡新腾
Original assignee: Shanghai Quanhong Thermal Equipment Engineering Co ltd
Current assignee: Shanghai Quanhong Thermal Equipment Engineering Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-03-26
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to a damping device for heat medium system pipeline is connected with the pipeline in oil pump one side, and flange joint has the bellows between oil pump and the pipeline, and the flange both sides difference fixedly connected with at bellows both ends extend the piece, and the bellows is with two of one side extend the piece and pass the threaded rod, the threaded rod passes the one end fixedly connected with end block of extending the piece, the threaded rod is kept away from the one end threaded connection of end block and is had the nut, the threaded rod is two it is right to extend to be provided with between the piece the bellows carries out the buffering subassembly that cushions. The utility model discloses have the cushioning effect of increase bellows, make the not fragile effect of pipeline.

Description

Damping device for heat medium system pipeline

Technical Field

The utility model belongs to the technical field of the technique of pipeline erection and specifically relates to a damping device for heat medium system pipeline is related to.

Background

The pipeline erection is needed in a workshop to realize the transportation of oil, water and the like required by production. The oil pump needs to be connected in the pipeline transportation, and in order to cushion the vibrations that the oil pump produced at the during operation, the pipeline of being connected with the oil pump needs to carry out the shock attenuation setting to this reduces the damage to the pipeline, the life of extension pipeline.

In the conventional damping device for pipelines, as shown in fig. 1, a pipeline 2 is connected to one side of an oil pump 1, a corrugated pipe 3 is connected to a flange 4 between the pipeline 2 and the oil pump 1, extension blocks 41 are fixedly connected to both sides of the flange 4 at both ends of the corrugated pipe 3 respectively, a threaded rod 5 passes through the extension blocks 41 on the same side, and nuts 52 are respectively connected to both ends of the extension blocks 41 by threads of the threaded rod 5. When the oil pump 1 works, the pipeline 2 is less vibrated by the micro vibration of the corrugated pipe 3 when the oil pump 1 works, and the pipeline 2 is protected. At the same time, the threaded rod 5 acts as a support and orientation for the bellows 3.

The above prior art solutions have the following drawbacks: since both ends of the threaded rod 5 are tightened by the nuts 52, the buffer action of the bellows 3 is limited, so that the buffer action on the pipe 2 is small, and the pipe 2 is easily damaged over a long period of time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a damping device for heat medium system pipeline, it has the cushioning effect of increase bellows, makes the not fragile effect of pipeline to exist to prior art not enough.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a damping device for heat medium system pipeline, is connected with the pipeline in oil pump one side, and flange joint has the bellows between oil pump and the pipeline, and the flange both sides difference fixedly connected with at bellows both ends extend the piece, and the bellows is with two of one side extend the piece and pass threaded rod, the threaded rod passes the one end fixedly connected with end block that extends the piece, the threaded rod is kept away from the one end threaded connection of end block and is had the nut, the threaded rod is two it is right to extend to be provided with between the piece the buffering subassembly that the bellows cushions.

Through adopting above-mentioned technical scheme, when the oil pump during operation, can make the pipeline receive the vibration, can make the vibration of pipeline receive the buffering through the bellows, can offset the vibration of pipeline almost, make the pipeline receive the protection, increase of service life, the buffering subassembly can receive the buffering to the vibration of bellows, with the fixed comparison in bellows both ends among the background art, the utility model discloses make the vibration range grow of bellows, make the cushioning effect of bellows better.

The present invention may be further configured in a preferred embodiment as: the buffer assembly comprises a first spring which is sleeved on the threaded rod, and two ends of the first spring are fixedly connected with the extension block respectively.

Through adopting above-mentioned technical scheme, when the oil pump during operation, when the corresponding production of bellows is shaken from top to bottom, the bellows drives first spring and produces corresponding flexible, and the elasticity of first spring plays the cushioning effect to the vibrations of bellows, and the bellows plays the cushioning effect to the pipeline to it is not fragile to make the pipeline.

The present invention may be further configured in a preferred embodiment as: the buffer assembly comprises a sleeve sleeved outside the threaded rod, one end of the sleeve is fixedly connected with the extension block, a fixed block is fixedly connected to the position of the threaded rod in the sleeve, a second spring is sleeved on the part of the threaded rod in the sleeve, one end of the second spring is fixedly connected with the fixed block, the other end of the second spring is fixedly connected with one end of the end block close to the sleeve, and the second threaded rod penetrates out of the sleeve and penetrates out of the other end of the second threaded rod and is connected with a nut through threads at one end of the extension.

Through adopting above-mentioned technical scheme, when the oil pump during operation, the bellows receives the influence of oil pump vibrations and carries out corresponding flexible, cushions the pipeline, makes the pipeline obtain effectual protection, and simultaneously, the second spring cushions the bellows, makes the vibration range of bellows reduce, makes the bellows obtain the protection.

The present invention may be further configured in a preferred embodiment as: and a third spring with two ends respectively fixedly connected with the sleeve and the extension block far away from the end block is sleeved outside the threaded rod.

Through adopting above-mentioned technical scheme, receive the effect of second spring, the third spring carries out corresponding flexible to cushion the second spring, simultaneously, the fixed block slides along the sleeve inner wall.

The present invention may be further configured in a preferred embodiment as: and one end of the threaded rod, which is far away from the end block, is also in threaded connection with a reinforcing nut.

The present invention may be further configured in a preferred embodiment as: and a second rubber pad is arranged on one side of the fixed block, which is far away from the end block.

The present invention may be further configured in a preferred embodiment as: and a first rubber pad is arranged on one side of the end block, which is close to the extension block.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the oil pump works, the pipeline can be vibrated, the vibration of the pipeline can be buffered through the corrugated pipe, the vibration of the pipeline can be almost counteracted, the pipeline is protected, the service life is prolonged, the vibration of the corrugated pipe can be buffered through the buffer assembly, and compared with the fixation of two ends of the corrugated pipe in the background technology, the utility model discloses the vibration range of the corrugated pipe is enlarged, and the buffering effect of the corrugated pipe is better;

2. when the oil pump works and the corrugated pipe vibrates up and down correspondingly, the corrugated pipe drives the first spring to stretch correspondingly, the elasticity of the first spring buffers the vibration of the corrugated pipe, and the corrugated pipe buffers the pipeline, so that the pipeline is not easy to damage.

Drawings

Fig. 1 is a schematic diagram of a structure in the background art.

Fig. 2 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a second embodiment of the present invention.

In the figure, 1, an oil pump; 2. a pipeline; 3. a bellows; 4. a flange; 41. an extension block; 5. a threaded rod; 51. an end-block; 511. a first rubber pad; 52. a nut; 53. a reinforcing nut; 54. a first spring; 6. a sleeve; 7. a fixed block; 71. a second rubber pad; 8. a second spring; 9. and a third spring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example one

Referring to fig. 2, for the utility model discloses a damping device for heat medium system pipeline is connected with pipeline 2 in oil pump 1 one side, and flange 4 is connected with bellows 3 between oil pump 1 and the pipeline 2, and 4 both sides of the flange at bellows 3 both ends are fixedly connected with respectively and extend piece 41, and bellows 3 is with two of one side it passes threaded rod 5 to extend piece 41, and threaded rod 5 passes the one end fixedly connected with end block 51 that extends piece 41, and end block 51's one end threaded connection has nut 52 and reinforcement nut 53 is kept away from to threaded rod 5, and threaded rod 5 is provided with right between two extension pieces 41 bellows 3 carries out the buffer unit who cushions.

The buffering component comprises a first spring 54 sleeved outside the threaded rod 5, and two ends of the first spring 54 are fixedly connected with the two extending blocks 41 respectively. When the oil pump 1 works and the corrugated pipe 3 vibrates up and down correspondingly, the corrugated pipe 3 drives the first spring 54 to stretch correspondingly, the elasticity of the first spring 54 buffers the vibration of the corrugated pipe 3, and the corrugated pipe 3 buffers the pipeline 2, so that the pipeline 2 is not easy to damage. Compare with current bellows 3 can only vibrate a little, the vibration range of bellows 3 can be great to through the vibrations of first spring 54 to bellows 3, can play the guard action to bellows 3, make bellows 3 better to the buffer action of pipeline 2, better play the guard action to pipeline 2.

The implementation principle of the embodiment is as follows: when the oil pump 1 works, the corrugated pipe 3 is correspondingly stretched and contracted under the influence of the vibration of the oil pump 1, and meanwhile, the first spring 54 correspondingly stretches and contracts to buffer the vibration of the corrugated pipe 3, so that the pipeline 2 is slightly influenced by the vibration of the oil pump 1, and the pipeline 2 is well protected.

Example two

Referring to fig. 3 and 4, for the utility model discloses a damping device for heat medium system pipeline, with the difference of embodiment one, the buffer unit is including cup jointing sleeve 6 outside threaded rod 5, and sleeve 6 one end is close to 3 fixed connection of bellows with extension piece 41, and threaded rod 5 is fixed connection in position of sleeve 6 has fixed block 7. The part of the threaded rod 5 in the sleeve 6 is sleeved with a second spring 8, one end of the second spring 8 is fixedly connected with the fixed block 7, the other end of the second spring is fixedly connected with one end, close to the end block 51, in the sleeve 6, and the second threaded rod 5 penetrates out of the sleeve 6 and penetrates out of one end of the other extension block 41 to be connected with a nut 52 and a reinforcing nut 53 in a threaded mode. The threaded rod 5 is externally sleeved with a third spring 9, and two ends of the third spring are fixedly connected with the sleeve 6 and the extension block 41 far away from the end block 51 respectively.

When the oil pump 1 works, the corrugated pipe 3 correspondingly stretches under the influence of the vibration of the oil pump 1, and buffers the pipeline 2, so that the pipeline 2 is effectively protected. Meanwhile, the third spring 9 expands and contracts correspondingly to buffer the expansion and contraction of the corrugated pipe 3. Under the action of the third spring 9, the second spring 8 expands and contracts correspondingly, so that the third spring 9 is buffered, and meanwhile, the fixed block 7 slides along the inner wall of the sleeve 6.

As shown in fig. 4, the end block 51 is provided with a first rubber pad 511 on a side thereof adjacent to the extension block 41. The first rubber pad 511 can reduce the force acting between the end block 51 and the extension block 41.

The fixed block 7 is provided with a second rubber pad 71 on the side remote from the end block 51. The second rubber pad 71 can reduce the force between the fixing block 7 and the inner end of the sleeve 6.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a damping device for heat medium system pipeline, is connected with pipeline (2) in oil pump (1) one side, and flange (4) are connected with bellows (3) between oil pump (1) and pipeline (2), and flange (4) both sides difference fixedly connected with at bellows (3) both ends extend piece (41), and bellows (3) are with two of one side extend piece (41) and pass threaded rod (5), its characterized in that: the threaded rod (5) penetrates through one end of each extending block (41) and is fixedly connected with an end block (51), one end, far away from the end block (51), of the threaded rod (5) is in threaded connection with a nut (52), and a buffer assembly for buffering the corrugated pipe (3) is arranged between the two extending blocks (41) of the threaded rod (5).

2. The damper for heating medium system piping according to claim 1, wherein: the buffer assembly comprises a first spring (54) sleeved on the threaded rod (5) and two ends of the first spring are fixedly connected with the extension block (41) respectively.

3. The damper for heating medium system piping according to claim 1, wherein: buffer unit is including cup jointing sleeve (6) outside threaded rod (5), sleeve (6) one end with extend piece (41) fixed connection, threaded rod (5) fixed connection in sleeve (6) has fixed block (7), and threaded rod (5) have cup jointed second spring (8) in the part of sleeve (6), and second spring (8) one end and fixed block (7) fixed connection, the other end and sleeve (6) are close to end block (51) one end fixed connection, and sleeve (6) are worn out and another is worn out in second threaded rod (5) extend the one end threaded connection of piece (41) have nut (52).

4. A damper for a heating medium system pipe according to claim 3, wherein: and a third spring (9) with two ends respectively fixedly connected with the sleeve (6) and the extension block (41) far away from the end block (51) is sleeved outside the threaded rod (5).

5. The damper for heating medium system piping according to claim 1, wherein: the end of the threaded rod (5) far away from the end block (51) is also in threaded connection with a reinforcing nut (53).

6. A damper for a heating medium system pipe according to claim 3, wherein: and a second rubber pad (71) is arranged on one surface of the fixed block (7) far away from the end block (51).

7. A damper for a heating medium system pipe according to claim 3, wherein: the end block (51) is provided with a first rubber pad (511) on one side close to the extension block (41).