CN216242914U - Pull rod shaft transverse corrugated compensator - Google Patents

Abstract

The utility model discloses a pull rod shaft transverse corrugated compensator, which relates to the field of corrugated compensators and aims at solving the problems that the corrugated compensator can only absorb acting force in one direction, cannot simultaneously absorb axial transverse acting force on a pipeline, and has great influence on the practicability and the like. The two corrugated pipes are arranged, so that the transverse axial acting force on the pipeline can be absorbed at the same time, the practicability of the corrugated pipe compensator in the pipeline is greatly improved, and the corrugated pipe compensator is convenient to use.

Description

Pull rod shaft transverse corrugated compensator

Technical Field

The utility model relates to the field of corrugated pipe compensators, in particular to a pull rod shaft transverse corrugated compensator.

Background

The corrugated pipe compensator is also called expansion joint and expansion joint, and is a flexible, thin-wall and transversely corrugated device with expansion function, and is formed from metal corrugated pipe and component. The working principle of the corrugated pipe compensator mainly utilizes the self elastic deformation function to compensate the axial displacement, the angular displacement, the lateral displacement and the combined displacement of the pipeline, which are generated by thermal deformation, mechanical deformation and various mechanical vibrations, and the compensation function has the functions of pressure resistance, sealing, corrosion resistance, temperature resistance, impact resistance, vibration reduction and noise reduction, and plays the roles of reducing the deformation of the pipeline and prolonging the service life of the pipeline.

Most of the existing pipeline compensators are only provided with one corrugated pipe, so that in the use process, because the deformation is single, the corrugated pipe compensator can only absorb acting force in one direction basically, and cannot absorb axial transverse acting force on the pipeline simultaneously, and the practicability of the corrugated pipe compensator is greatly influenced, the pull rod axial transverse corrugated compensator is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Objects of the utility model

In order to solve the technical problems in the background art, the utility model provides the pull rod shaft transverse corrugated compensator which can simultaneously absorb the axial transverse acting force on a pipeline by arranging two corrugated pipes, so that the practicability of the corrugated pipe compensator in the pipeline is greatly improved, and the corrugated pipe compensator is convenient to use.

(II) technical scheme

The utility model provides a pull rod shaft transverse ripple compensator which comprises a middle connecting pipe, wherein the inner part of the middle connecting pipe is of a hollow structure, corrugated pipes used for absorbing external force are arranged at two ends of the middle connecting pipe, flange plates positioned on the middle connecting pipe are arranged at two sides of the corrugated pipe, a plurality of fixing mechanisms are arranged on one side, away from the middle connecting pipe, of each flange plate, the fixing mechanisms are connected with the flange plates through fixing bolts, the two flange plates are connected through limiting mechanisms, and the limiting mechanisms limit the corrugated pipes through the flange plates and the fixing mechanisms.

Further, fixed establishment is including the fixing base and set up the first spacing groove on the fixing base, first spacing groove is located one side of fixing base towards the ring flange, the second spacing groove has been seted up to one side that the ring flange deviates from the intermediate junction pipe, first spacing groove and second spacing groove are through spacing and then the spacing of control bellows to stop gear.

Furthermore, stop gear is including a plurality of little pull rods and the stopper of being connected with little pull rod both ends, the stopper is located first spacing groove and second spacing inslot, still be provided with a plurality of buffering subassemblies that are used for the buffering on the stopper.

Further, the buffer assembly comprises a first buffer pad and a plurality of second buffer pads, the first buffer pad is arranged on the outer ring of the limiting block, and the second buffer pads are arranged on two sides of the limiting block.

Further, the buffering subassembly is including buffering base, buffer block and a plurality of elastic component, the buffer block cover is established in buffering base, the buffering base deviates from one side of buffer block and is connected with the stopper, the buffer block deviates from one side of buffering base and is connected with fixing base and flange dish, the elastic component is between buffering base and buffer block.

Furthermore, a plurality of threaded holes are formed in the flange plate, and the fixing bolts penetrate through the fixing seat and are in threaded connection with the threaded holes.

Furthermore, connectors for connecting pipelines are arranged on two sides of the middle connecting pipe, and sealing gaskets are arranged at the joints of the connectors and the pipelines.

Compared with the prior art, the technical scheme of the utility model has the following beneficial technical effects:

the device is through installing the bellows, the ring flange, fixed establishment, stop gear, parts such as buffer unit and middle takeover, wherein can absorb the axle transverse force on the takeover of centre simultaneously through two bellows, the effort of takeover in the middle of the flexible absorption through the bellows, carry on spacingly through ring flange and stop gear isotructure to the bellows simultaneously, absorb the flexible effort of bellows simultaneously, and the effort between ring flange and the stop gear then can absorb through buffer unit, and then through the multiple absorption to the effort, it is in stable condition to make middle takeover. The corrugated pipe compensator has a simple structure, can absorb the axial transverse acting force on the pipeline simultaneously, greatly improves the practicability of the corrugated pipe compensator in the pipeline, and is convenient to use.

Drawings

Fig. 1 is a schematic perspective view.

FIG. 2 is a schematic cross-sectional view of an embodiment.

Fig. 3 is a partially enlarged structural diagram of a portion a in fig. 2.

FIG. 4 is a schematic partial sectional view of the second embodiment.

Fig. 5 is a partially enlarged structural diagram of part B in fig. 4.

Reference numerals: 1. a middle connecting pipe; 2. a bellows; 3. a flange plate; 4. a fixing mechanism; 41. a fixed seat; 42. a fixing bolt; 43. a first limit groove; 44. a second limit groove; 5. a limiting mechanism; 51. a small pull rod; 52. a limiting block; 6. a buffer assembly; 61. a buffer base; 62. a buffer block; 63. an elastic member; 64. a first cushion pad; 65. a second cushion pad.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The first embodiment is as follows:

as shown in fig. 1-3, the transverse ripple compensator of the pull rod shaft provided by the present invention comprises a middle connection pipe 1 with a hollow structure inside, wherein two ends of the middle connection pipe 1 are both provided with corrugated pipes 2 for absorbing external force, the corrugated pipes 2 are made of ductile metal for absorbing internal and external pressure of the middle connection pipe 1, and simultaneously, by arranging two corrugated pipes 2, the transverse axial force on the middle connection pipe 1 can be absorbed simultaneously, two sides of the corrugated pipes 2 are both provided with flanges 3 located on the middle connection pipe 1, one side of the flange 3 away from the middle connection pipe 1 is provided with a plurality of fixing mechanisms 4, the plurality of fixing mechanisms 4 are connected with the flange 3 through fixing bolts 42, the two flanges 3 are connected through a limiting mechanism 5, the flange 3 can not only limit the corrugated pipes 2, but also can be matched with the fixing mechanisms 4 to limit the limiting mechanism 5, meanwhile, the buffer assembly 6 is used for buffering the limiting mechanism 5, and the limiting mechanism 5 limits the corrugated pipe 2 through the flange plate 3 and the fixing mechanism 4.

The fixing mechanism 4 comprises a fixing seat 41 and a first limiting groove 43 arranged on the fixing seat 41, the first limiting groove 43 is positioned on one side of the fixing seat 41 facing the flange plate 3, a second limiting groove 44 is arranged on one side of the flange plate 3 departing from the intermediate connecting pipe 1, the first limiting groove 43 and the second limiting groove 44 limit the position of the corrugated pipe 2 by limiting the position of the limiting mechanism 5, the limiting mechanism 5 comprises a plurality of small pull rods 51 and limiting blocks 52 connected with the two ends of the small pull rods 51, the limiting blocks 52 are positioned in the first limiting groove 43 and the second limiting groove 44, a plurality of buffer assemblies 6 for buffering are also arranged on the limiting blocks 52, firstly, the limiting blocks 52 at the two ends of the small pull rods 51 are placed in the second limiting groove 44, then, the fixing seat 41 is placed on the flange 3, so that the first limiting groove 43 and the second limiting groove 44 can limit the limiting block 52, and the fixing seat 41 is tightly fixed on the flange 3 by the fixing bolt 42.

Buffer unit 6 includes first blotter 64 and a plurality of second blotter 65, first blotter 64 sets up in the outer lane of stopper 52, a plurality of second blotters 65 set up in the both sides of stopper 52, when ring flange 3 received the effort, can make stopper 52 and ring flange 3 and fixing base 41 between have the cushioning effect through first blotter 64 and second blotter 65, improve ring flange 3's toughness, avoid the device when receiving great effect, lead to parts such as ring flange 3 and little pull rod 51 to produce deformation, thereby lose the limiting displacement to bellows 2.

Be provided with a plurality of screw holes on the ring flange 3, gim peg 42 runs through fixing base 41 and screw hole threaded connection, fixes fixing base 41 on ring flange 3, and the both sides of taking over 1 in the middle are provided with the connector that is used for connecting tube, and the connector still is provided with sealed the pad with the pipe connection department, improves device's leakproofness.

When the middle connecting pipe 1 receives the transverse axial acting force of the inner part and the outer part, the acting force can be applied to the corrugated pipe 2, then the acting force of the middle connecting pipe 1 is absorbed through the expansion and contraction of the corrugated pipe 2, meanwhile, the corrugated pipe 2 is limited through structures such as the flange plate 3 and the limiting mechanism 5, the expansion and contraction acting force of the corrugated pipe 2 is absorbed, the acting force between the flange plate 3 and the limiting mechanism 5 can be absorbed through the buffering assembly 6, and then the middle connecting pipe 1 is in a stable state through various absorption of the acting force.

The working principle is as follows: when ring flange 3 received the effort, can make through first blotter 64 and second blotter 65 have the cushioning effect between stopper 52 and ring flange 3 and the fixing base 41, improve ring flange 3's toughness, avoid the device when receiving great effect, lead to parts such as ring flange 3 and little pull rod 51 to produce deformation to lose the limiting displacement to bellows 2.

Example 2:

in order to implement the specific embodiment of the tie rod shaft transverse corrugation compensator of the present invention, the difference from embodiment 1 is that:

referring to fig. 4 and 5, the buffering assembly 6 includes a buffering base 61, a buffering block 62 and a plurality of elastic members 63, the buffering block 62 is sleeved in the buffering base 61, one side of the buffering base 61, which is away from the buffering block 62, is connected to the limiting block 52, one side of the buffering block 62, which is away from the buffering base 61, is connected to the fixing base 41 and the flange 3, the elastic members 63 are interposed between the buffering base 61 and the buffering block 62, when the limit block 52 and the flange 3 and the fixed seat 41 have extrusion force, the buffer base 61 and the buffer block 62 can interact with each other, and then the elastic member 63 is pressed (the elastic member 63 may be a spring), so that the elastic member 63 generates elastic potential energy, thereby absorbing the extrusion force between the limiting block 52 and the flange 3 and the fixed seat 41 through the elastic potential energy, and further reduce the flange 3 and receive the possibility that the effort produced deformation, improve the stability of device.

The working principle and the effect are as follows: when there is the extrusion force between stopper 52 and ring flange 3 and the fixing base 41, can interact between buffer base 61 and the buffer block 62, and then extrude elasticity piece 63 (elasticity piece 63 can adopt the spring), make elasticity piece 63 produce elastic potential energy, and then absorb the extrusion force between stopper 52 and ring flange 3 and the fixing base 41 through elastic potential energy, and then reduce ring flange 3 and receive the possibility that the effort produced deformation, improve the stability of device.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (7)

1. The utility model provides a horizontal ripple compensator of pull rod axle, includes that inside is hollow structure's centre takeover (1), its characterized in that, the both ends of centre takeover (1) all are provided with bellows (2) that are used for absorbing external force, the both sides of bellows (2) all are provided with flange dish (3) on taking over (1) in the middle of being located, one side that flange dish (3) deviate from in the middle of takeover (1) is provided with a plurality of fixed establishment (4), and is a plurality of fixed establishment (4) are connected through gim peg (42) with flange dish (3), two connect through stop gear (5) between flange dish (3), stop gear (5) carry on spacingly bellows (2) through flange dish (3) and fixed establishment (4).

2. The draw bar shaft transverse corrugation compensator according to claim 1, wherein the fixing mechanism (4) comprises a fixing seat (41) and a first limiting groove (43) formed in the fixing seat (41), the first limiting groove (43) is located on one side, facing the flange (3), of the fixing seat (41), a second limiting groove (44) is formed in one side, facing away from the middle adapter tube (1), of the flange (3), and the first limiting groove (43) and the second limiting groove (44) limit the limiting mechanism (5) to control limiting of the corrugated tube (2).

3. The draw-bar shaft transverse corrugation compensator according to claim 2, wherein the limiting mechanism (5) comprises a plurality of small draw-bars (51) and limiting blocks (52) connected with two ends of the small draw-bars (51), the limiting blocks (52) are positioned in the first limiting grooves (43) and the second limiting grooves (44), and a plurality of buffering assemblies (6) for buffering are further arranged on the limiting blocks (52).

4. The draw-bar shaft lateral wave compensator according to claim 3, wherein the buffer assembly (6) comprises a first buffer pad (64) and a plurality of second buffer pads (65), the first buffer pad (64) is disposed at the outer ring of the stopper (52), and the plurality of second buffer pads (65) are disposed at both sides of the stopper (52).

5. The draw-bar shaft transverse corrugation compensator according to claim 3, wherein the buffer assembly (6) comprises a buffer base (61), a buffer block (62) and a plurality of elastic members (63), the buffer block (62) is sleeved in the buffer base (61), one side of the buffer base (61) departing from the buffer block (62) is connected with the limiting block (52), one side of the buffer block (62) departing from the buffer base (61) is connected with the fixed seat (41) and the flange plate (3), and the elastic members (63) are arranged between the buffer base (61) and the buffer block (62).

6. The draw-bar shaft transverse corrugation compensator according to claim 5, characterized in that the flange (3) is provided with a plurality of threaded holes, and the fixing bolts (42) penetrate through the fixing seats (41) and are in threaded connection with the threaded holes.

7. The draw-bar shaft transverse corrugation compensator according to claim 1, characterized in that connectors for connecting pipelines are arranged on two sides of the middle connecting pipe (1), and sealing gaskets are arranged at the joints of the connectors and the pipelines.

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