CN209762420U

CN209762420U - Pipeline supporting device

Info

Publication number: CN209762420U
Application number: CN201920510127.6U
Authority: CN
Inventors: 曾德强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-15
Filing date: 2019-04-15
Publication date: 2019-12-10
Anticipated expiration: 2029-04-15

Abstract

The utility model provides a pipeline supporting device, including first screw rod, the second screw rod, with first screw rod screw-thread fit's first nut and with second screw rod screw-thread fit's second nut, first screw rod and the coaxial setting of second screw rod, and the one end of first screw rod is connected with the one end of second screw rod, so that first screw rod and second screw rod can rotate in step, the screw thread of first screw rod revolves to the screw thread with the second screw rod to opposite, all be provided with the lug on the week lateral wall of first nut and second nut, the lug can stretch into in the gap between valve and the pipeline. The pipeline support device provided by the invention is more labor-saving, namely, the same pipeline is pried, and the force for using the pipeline support device is smaller, so that the labor intensity of workers can be greatly reduced; for the pipeline that the workman need remove the pry valve both sides symmetrically among the prior art, use the pipeline eyelidretractor operation simple more convenient.

Description

Pipeline supporting device

Technical Field

the utility model relates to a mechanical equipment technical field, more specifically say, relate to a pipeline support.

Background

At present, enterprises adopt pipelines to convey liquid and gas, and valves are usually installed between adjacent pipelines to control the opening and closing of the pipelines, the flow rate and the flow rate of the liquid or the gas in the pipelines and overhaul the pipelines. When the valve is damaged and cannot work continuously or the flange gaskets on the two sides of the valve are aged and cannot play a sealing role, the valve and the pipeline need to be detached and separated, and then the valve or the flange gaskets need to be replaced. The process of replacing a valve or a flange gasket in the prior art is as follows: firstly, disassembling a fastening bolt on a valve flange; then, a crowbar is used for prying a gap between the valve flange and the pipeline flange, and after a movable gap is generated between the valve flange and the pipeline flange, the valve or the flange pad is replaced; and finally, threading a fastening bolt and screwing a nut. The replacement mode in the prior art needs a worker to pry the gap between the two sides of the valve and the pipeline symmetrically by using a prying bar, and the pipeline is buried underground or has high quality, so that the labor intensity is high when the worker prys the pipeline, and the operation is very inconvenient. Therefore, how to solve the technical problems that in the prior art, when a valve or a flange pad is replaced, the labor intensity of workers is high, and the operation is inconvenient, is a technical problem that needs to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a when changing valve or flange pad, easy operation is convenient and can alleviate workman intensity of labour's pipeline support ware.

In order to solve the problem, the utility model provides a pipeline supporting device, including first screw rod, second screw rod, with first screw rod screw-thread fit's first nut and with second screw rod screw-thread fit's second nut, first screw rod with the coaxial setting of second screw rod, just the one end of first screw rod with the one end of second screw rod is connected, so that first screw rod with the second screw rod can rotate in step, the screw thread of first screw rod revolve to with the screw thread of second screw rod revolves to opposite, first nut reaches all be provided with the lug on the week lateral wall of second nut, the lug can stretch into in the gap between valve and the pipeline.

Preferably, the screw rod assembly further comprises a connecting block, and the first screw rod is connected with the second screw rod through the connecting block.

Preferably, the first screw and the second screw are detachably connected with the connecting block.

Preferably, one of the first screw rod and the connecting block is provided with a first bump, the other is provided with a first groove for the first bump to extend into, the matching structure of the first bump and the first groove is set as a first limiting structure for preventing the first bump and the first groove from rotating relatively in the circumferential direction, one of the second screw rod and the connecting block is provided with a second bump, the other is provided with a second groove for the second bump to extend into, and the matching structure of the second bump and the second groove is set as a second limiting structure for preventing the second bump and the second groove from rotating relatively in the circumferential direction.

Preferably, the positioning device further comprises a positioning pin, and the first protrusion and the first groove, and the second protrusion and the second groove are connected through the positioning pin.

Preferably, the first groove is a first kidney-shaped groove, the first protrusion is a first kidney-shaped block, the first kidney-shaped groove and the first kidney-shaped block form the first limiting structure, the second groove is a second kidney-shaped groove, the second protrusion is a second kidney-shaped block, and the second kidney-shaped groove and the second kidney-shaped block form the second limiting structure.

Preferably, the first groove is a first square groove, the first bump is a first square block, the first square groove and the first square block form the first limit structure, the second groove is a second square groove, the second bump is a second square block, and the second square groove and the second square block form the second limit structure.

Preferably, the lug is provided with a through hole for a fastening bolt to pass through so that the fastening bolt can fix the lug on the pipe flange.

Preferably, the connecting block is a hexagonal prism-shaped connecting block, and the first screw and the second screw are respectively connected with two bottom surfaces of the connecting block.

Preferably, the thread of the first screw and the thread of the second screw are both trapezoidal threads.

The utility model provides an among the technical scheme, a pipeline support ware, including first screw rod, the second screw rod, with first screw rod screw-thread fit's first nut and with second screw rod screw-thread fit's second nut, first screw rod and the coaxial setting of second screw rod, and the one end of first screw rod is connected with the one end of second screw rod, so that first screw rod and second screw rod can rotate in step, the screw thread of first screw rod revolves to the opposite with the screw thread of second screw rod, all be provided with the lug on the week lateral wall of first nut and second nut, the lug can stretch into in the gap between valve and the pipeline.

When changing valve or flange pad, at first dismantle the fastening bolt on the valve flange, insert valve flange and both sides pipeline flange's gap respectively with two lugs again, then rotate first screw rod and second screw rod, first nut and second nut are respectively to opposite direction displacement, two lugs are respectively to opposite direction displacement under the drive of first nut and second nut, consequently, two lugs can promote the pipeline of valve both sides to the direction displacement of keeping away from the valve, make the gap grow between valve and the pipeline, carry out the change of valve or flange pad at last. Due to the arrangement, on one hand, the thread pair has a force increasing effect, and compared with the prior art that a worker takes a prying bar to pry a pipeline, the pipeline support device provided by the scheme is more labor-saving under the same condition, namely, the same pipeline is pried, and the force used by using the pipeline support device is smaller, so that the labor intensity of the worker can be greatly reduced; on the other hand, the pipeline support that this paper provided only needs insert the gap of valve flange and both sides pipeline flange respectively with two lugs in, rotates first screw rod and second screw rod, alright promote the pipeline displacement of valve both sides symmetrically, for the workman need remove the pipeline of prying the valve both sides symmetrically among the prior art, uses the pipeline support operation simple more convenient.

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 these drawings without creative efforts.

Fig. 1 is a schematic structural view of a pipe support according to an embodiment of the present invention;

Fig. 2 is a diagram illustrating a state of use of the pipe support according to the embodiment of the present invention;

Fig. 3 is a schematic structural diagram of a connection block in an embodiment of the present invention.

In fig. 1-3:

The device comprises a first screw rod-1, a first nut-2, a second screw rod-3, a second nut-4, a connecting block-5, a valve-6, a valve flange-7, a pipeline-8, a pipeline flange-9, a lug-10 and a fastening bolt-11.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

This embodiment provides a pipeline support device, when having solved change valve or flange pad among the prior art, workman intensity of labour is big, operates inconvenient problem.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

As shown in fig. 1 and 2, a pipeline supporting device includes a first screw rod 1, a second screw rod 3, a first nut 2 in threaded fit with the first screw rod 1, and a second nut 4 in threaded fit with the second screw rod 3, the first screw rod 1 and the second screw rod 3 are coaxially disposed, one end of the first screw rod 1 is connected with one end of the second screw rod 3, so that the first screw rod 1 and the second screw rod 3 can synchronously rotate, the thread turning direction of the first screw rod 1 is opposite to that of the second screw rod 3, protruding pieces 10 are disposed on the peripheral side walls of the first nut 2 and the second nut 4, and the protruding pieces 10 can extend into a gap between a valve 6 and a pipeline 8.

When changing valve 6 or flange pad, at first dismantle fastening bolt 11 on the valve flange 7, insert valve flange 7 and both sides pipeline flange 9's gap respectively with two lugs 10 again, then rotate first screw 1 and second screw 3, first nut 2 and second nut 4 are to opposite direction displacement respectively, two lugs 10 also are to opposite direction displacement under the drive of first nut 2 and second nut 4 respectively, consequently, two lugs 10 can push the pipeline 8 of valve 6 both sides to the direction displacement of keeping away from valve 6, make the gap grow between valve 6 and the pipeline 8, can carry out the change of valve 6 or flange pad at last.

With the arrangement, on one hand, the thread pair has a force-increasing effect, so that the pipeline support provided by the scheme is more labor-saving under the same condition. Namely, compared with the prior art that a worker takes a crowbar to crow the pipeline 8 and crows the same pipeline, the pipeline support provided by the utility model can achieve the same effect only by using smaller force to rotate the first screw rod 1 and the second screw rod 3, thereby greatly reducing the labor intensity of the worker; on the other hand, the pipeline eyelidretractor that this paper provided only needs to insert valve flange 7 and both sides pipeline flange 9's gap respectively with two lugs 10 in, rotates first screw rod 1 and second screw rod 3, alright promote the pipeline 8 displacement of valve 6 both sides symmetrically, for among the prior art workman need remove the pipeline 8 of prying valve 6 both sides symmetrically, uses the utility model provides a pipeline eyelidretractor operation is more simple convenient, and is lower to workman's technical skill quality requirement, consequently, has extensive application prospect.

In some embodiments, the pipe supporter further includes a connection block 5, and the first screw 1 is connected to the second screw 3 through the connection block 5. Optionally, the first screw 1 and the second screw 3 are both detachably connected to the connecting block 5. With the arrangement, on one hand, the first screw 1, the second screw 3 and the connecting block 5 can be processed and assembled respectively, so that the first screw 1 and the second screw 3 can be processed conveniently, and mass production is facilitated; on the other hand, in-service use, 6 not of uniform size of valve, so 6 not of uniform size also with the interval in 8 clearances of both sides pipeline of valve, in order to adapt to the interval that does not use, can set up the connecting block 5 of multiple length specification, select different connecting block 5 according to the interval of difference, need not set up multiple pipeline support ware, alright adapt to the valve of multiple specification, and the first screw rod 1 of repeated use and second screw rod 3, the effectual cost that has reduced.

In some embodiments, one of the first screw 1 and the connecting block 5 is provided with a first protrusion, the other is provided with a first groove for the first protrusion to extend into, the matching structure of the first protrusion and the first groove is configured as a first limiting structure for preventing the two from rotating relatively in the circumferential direction, one of the second screw 3 and the connecting block 5 is provided with a second protrusion, the other is provided with a second groove for the second protrusion to extend into, and the matching structure of the second protrusion and the second groove is configured as a second limiting structure for preventing the two from rotating relatively in the circumferential direction. When in use, the first lug is directly inserted into the first groove, and the second lug is inserted into the second groove. So set up, make first screw rod 1 and connecting block 5, second screw rod 3 and connecting block 5 be connected convenient and fast more to prevent to take place circumference relative rotation between first lug and first recess, second lug and the second recess through setting up first limit structure and second limit structure, guarantee first screw rod 1 and second screw rod 3 homoenergetic and connecting block 5 synchronous revolution with this. Optionally, the positioning device further comprises a positioning pin, and the first protrusion and the first groove, and the second protrusion and the second groove are connected through the positioning pin. So set up, can make the connection of first lug and first recess, second lug and second recess more firm, prevent that first lug from following first recess roll-off, second lug from following the roll-off of second recess.

As shown in fig. 3, optionally, the first groove is a first kidney-shaped groove, the first protrusion is a first kidney-shaped block, the first kidney-shaped groove and the first kidney-shaped block form a first limit structure, the second groove is a second kidney-shaped groove, the second protrusion is a second kidney-shaped block, and the second kidney-shaped groove and the second kidney-shaped block form a second limit structure. Optionally, the first groove is a first square groove, the first bump is a first square block, the first square groove and the first square block form a first limiting structure, the second groove is a second square groove, the second bump is a second square block, and the second square groove and the second square block form a second limiting structure.

As shown in fig. 1 and 2, in some embodiments, the lug 10 is provided with through holes for the fastening bolts 11 to pass through so that the fastening bolts 11 can fix the lug 10 to the pipe flange 9. With the arrangement, the lug 10 is fixed on the pipeline flange 9 by using the fastening bolt 11, so that the first nut 2 and the second nut 4 are prevented from rotating along with the rotation of the first screw rod 1 and the second screw rod 3 respectively, and the using effect of the pipeline support is better.

As shown in fig. 3, in some embodiments, the connection block 5 is a hexagonal prism-shaped connection block 5, and the first screw 1 and the second screw 3 are respectively connected to both bottom surfaces of the connection block 5. So set up, make things convenient for the workman to use spanner or pliers to go to rotate connecting block 5.

In some embodiments, the threads of the first screw 1 and the threads of the second screw 3 are both trapezoidal threads. So set up, screw thread intensity is high, and the bearing capacity is big to be convenient for process.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a pipeline support, its characterized in that, including first screw rod (1), second screw rod (3), with first screw rod (1) screw-thread fit's first nut (2) and with second screw rod (3) screw-thread fit's second nut (4), first screw rod (1) with second screw rod (3) coaxial arrangement, just the one end of first screw rod (1) with the one end of second screw rod (3) is connected, so that first screw rod (1) with second screw rod (3) can synchronous rotation, the screw thread of first screw rod (1) revolve to with the screw thread of second screw rod (3) revolve to opposite, first nut (2) and all be provided with lug (10) on the week lateral wall of second nut (4), lug (10) can stretch into in the gap between valve and the pipeline.

2. A pipe support according to claim 1, further comprising a connecting block (5), the first screw (1) being connected to the second screw (3) via the connecting block (5).

3. A pipe support according to claim 2, wherein the first screw (1) and the second screw (3) are both detachably connected to the connecting block (5).

4. The pipe support according to claim 3, wherein one of the first screw (1) and the connecting block (5) is provided with a first protrusion, the other one of the first screw and the connecting block is provided with a first groove for the first protrusion to extend into, the first protrusion and the first groove are provided with a first limiting structure for preventing the first protrusion and the first groove from rotating relatively in the circumferential direction, one of the second screw (3) and the connecting block (5) is provided with a second protrusion, the other one of the second screw and the connecting block is provided with a second groove for the second protrusion to extend into, and the second protrusion and the second groove are provided with a second limiting structure for preventing the second protrusion and the second groove from rotating relatively in the circumferential direction.

5. The tube support of claim 4, further comprising a locating pin, wherein the first tab and the first recess, and the second tab and the second recess are connected by the locating pin.

6. The pipe support of claim 5, wherein said first recess is a first kidney-shaped slot and said first protrusion is a first kidney-shaped block, said first kidney-shaped slot and said first kidney-shaped block forming said first stop structure, said second recess is a second kidney-shaped slot and said second protrusion is a second kidney-shaped block, said second kidney-shaped slot and said second kidney-shaped block forming said second stop structure.

7. The pipe support of claim 5, wherein said first recess is a first square groove and said first protrusion is a first square block, said first square groove and said first square block forming said first stop structure, said second recess is a second square groove and said second protrusion is a second square block, said second square groove and said second square block forming said second stop structure.

8. A pipe support according to claim 1, wherein the lug (10) is provided with through holes for fastening bolts (11) to pass through so that the fastening bolts (11) can fix the lug (10) to the pipe flange (9).

9. The pipe support according to claim 2, characterized in that the connection block (5) is a hexagonal prism-shaped connection block (5), and the first screw (1) and the second screw (3) are connected to both bottom surfaces of the connection block (5), respectively.

10. A pipe support according to any one of claims 1-9, wherein the threads of the first screw (1) and the second screw (3) are both trapezoidal threads.