CN213871665U

CN213871665U - Telescopic compensator

Info

Publication number: CN213871665U
Application number: CN202023058525.0U
Authority: CN
Inventors: 吴镝; 吴孝喜
Original assignee: WUHAN OUSAI PETROLEUM TECHNOLOGY DEVELOPMENT CO LTD
Current assignee: WUHAN OUSAI PETROLEUM TECHNOLOGY DEVELOPMENT CO LTD
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-03
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a telescopic compensator, which comprises a connecting pipe, wherein the outer wall of the connecting pipe is provided with a reinforcing sleeve, second arc-shaped grooves are uniformly formed in the inner wall of the reinforcing sleeve, bulges are fixedly connected between the second arc-shaped grooves on the inner wall of the reinforcing sleeve, the inner wall of the bulge is provided with a strong spring, the outer walls of the left end and the right end of the connecting pipe are movably connected with flanges, the inner wall of one side of the flange, which is far away from the reinforcing sleeve, is provided with a first gasket, the side wall of the flange, which is far away from the reinforcing sleeve, is provided with a second gasket, the side wall of the flange is uniformly provided with screw holes, the side wall of the second gasket is uniformly provided with mounting holes, the screw holes and the mounting holes are positioned on the same horizontal plane, make the compensator more firm through setting up of reinforcing cover, powerful spring and annular reinforcing pad, the compensator can also reach good sealed effect when making the flange can rotate through setting up of connecting edge, first gasket and second gasket.

Description

Telescopic compensator

Technical Field

The utility model relates to a flexible compensator field, more specifically say, relate to a flexible compensator.

Background

The compensator is also called as expansion joint conventionally, is composed of bellows and end pipe, support, flange, conduit and other accessories which form the working main body, and is a flexible element which can effectively compensate axial deformation, is a flexible structure which is arranged on the container shell or the conduit in order to compensate additional stress caused by temperature difference and mechanical vibration, and can absorb the dimensional change of the pipeline, the conduit, the container and other pipelines caused by expansion and contraction due to heat or compensate the axial, transverse and angular displacement of the pipeline, the conduit, the container and other pipelines by utilizing the effective expansion deformation of the bellows of the working main body, and can also be used for noise reduction, vibration reduction and heat supply, in order to prevent the conduit from deforming or damaging due to thermal extension or temperature stress when the temperature of the conduit is raised, the compensator is required to be arranged on the conduit to compensate the thermal extension of the conduit, thereby reducing the stress of the conduit wall and the acting force on the valve or the support structure, for example, the compensator welded on the shell of the fixed tube-plate heat exchanger has large axial flexibility and is easy to deform, can compensate the thermal expansion difference generated by different wall temperatures of a tube and the shell, and reduce the axial load of the tube and the shell, thereby reducing the temperature difference stress of the tube, the tube plate and the shell, avoiding the strength damage, the instability damage and the tube pull-out damage, having more types of compensators and commonly used structures such as wave shapes, ring plate welding, clamping shells and the like, wherein the wave shape compensator is most widely applied, and the ring plate welding compensator is only suitable for normal pressure or low pressure occasions.

The existing compensator on the market has the following defects:

1. most of the flanges with thin pipe walls and two ends are fixedly connected, and cannot be adjusted when the original pipeline is axially staggered;

2. the existing compensator is inconvenient to operate, install and disassemble, and inconvenient to overhaul.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible compensator aims at solving the thin problem that can not adjust with the flange of compensator pipe wall among the prior art effectively.

In order to solve the above problem, the utility model adopts the following technical scheme:

a telescopic compensator comprises a connecting pipe, wherein the outer wall of the connecting pipe is provided with a reinforcing sleeve, the inner wall of the reinforcing sleeve is uniformly provided with second arc-shaped grooves, the inner wall of the reinforcing sleeve is positioned between the second arc-shaped grooves and is fixedly connected with a bulge, the inner wall of the bulge is provided with a strong spring, the outer walls of the left end and the right end of the connecting pipe are movably connected with flanges, the inner wall of one side of each flange, which is far away from the reinforcing sleeve, is provided with a first gasket, the side wall of the flange far away from the reinforcing sleeve is provided with a second gasket, the side wall of the flange is uniformly provided with screw holes, the side wall of the second gasket is uniformly provided with mounting holes, the threaded holes and the mounting holes are positioned on the same horizontal plane, make the compensator more firm through setting up of reinforcing cover, powerful spring and annular reinforcing pad, the compensator can also reach good sealed effect when making the flange can rotate through setting up of connecting edge, first gasket and second gasket.

As a preferred scheme of the utility model, the connecting pipe includes the pipe shaft, the equal fixedly connected with in both ends connects the limit about the pipe shaft, the outer wall fixedly connected with arc arch of pipe shaft, the pipe shaft outer wall is located and is provided with first arc recess between the arc arch, pipe shaft, connection limit, arc arch and first arc recess integrated into one piece.

As a preferred scheme of the utility model, the flange includes first annular portion, first annular groove has been opened to the inner wall of first annular portion, first annular portion and first annular groove integrated into one piece.

As a preferred scheme of the utility model, first gasket includes second annular portion, the inner wall of second annular portion is provided with second annular groove, second annular portion and second annular groove integrated into one piece.

As an optimized scheme of the utility model, the external diameter of pipe shaft and the internal diameter phase-match of flange, the inner wall of first arc recess is provided with annular reinforcing pad, powerful spring is located between annular reinforcing pad and the arch, the bellied outer wall of arc and the inner wall phase-match of second arc recess, first gasket is located between connection limit and the flange.

As a preferred scheme of the utility model, the inner wall of second annular groove and the outer wall phase-match on connection limit, the outer wall of second annular portion and the inner wall phase-match of first annular groove.

Compared with the prior art, the utility model has the advantages of:

(1) through reinforcing cover, strong spring and annular reinforcing pad's setting makes the compensator more firm, through the connection limit, the compensator can also reach good sealed effect when setting up the messenger flange of first gasket and second gasket can the pivoted, set up the outer wall at the connecting pipe with reinforcing cover, can reduce the deformation that outside extrusion brought, set up second arc recess reinforcing cover inner wall, can make reinforcing cover inseparabler with being connected of connecting pipe, with protruding inner wall that sets up at reinforcing cover, can make its mounted position who reserves strong spring, set up strong spring at bellied inner wall, can increase the steadiness of connecting pipe, make it durable more durable.

(2) Set up the flange both ends about the connecting pipe, can install the compensator on original pipeline through the flange, and the flange makes movable mounting, can be rotatory around the outer wall of connecting pipe, it is applicable in the condition of original both sides pipeline axial dislocation, keep away from reinforcing cover one side with first gasket setting at the flange, can make it cooperate with the second gasket and play sealed effect, make the liquid that flows through in the compensator difficult for revealing, it has silk hole and mounting hole to open the flange respectively with second gasket lateral wall, can be more convenient when the compensator is installed, convenient maintenance.

(3) The arc-shaped bulges and the first arc-shaped grooves are arranged on the outer wall of the pipe body to form a corrugated shape, the thermal expansion of the connecting pipe can be absorbed through the elastic deformation of the corrugated pipe wall, the annular reinforcing pad is arranged on the inner wall of the first arc-shaped groove, the connecting pipe can be more stable when the connecting pipe expands, the first gasket is arranged between the connecting edge and the flange, and the sealing effect in the compensator can be better through the extrusion of the connecting edge and the flange when the compensator is installed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the analyzing structure of the present invention;

fig. 3 is a schematic diagram of the explosion structure of the present invention;

FIG. 4 is a schematic view of the structure of the connecting tube of the present invention;

fig. 5 is a schematic view of the flange structure of the present invention.

The reference numbers in the figures illustrate:

1. a connecting pipe; 101. a tube body; 102. a connecting edge; 103. an arc-shaped bulge; 104. a first arc-shaped groove; 2. a flange; 201. a first annular portion; 202. a first annular groove; 3. a threaded hole; 4. a first gasket; 401. a second annular portion; 402. a second annular groove; 5. reinforcing the sleeve; 6. a strong spring; 7. an annular reinforcement pad; 8. a second gasket; 9. mounting holes; 10. a second arc-shaped groove; 11. and (4) protruding.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

please refer to fig. 1-5, a telescopic compensator, including connecting pipe 1, the outer wall of connecting pipe 1 is provided with reinforcing sleeve 5, the inner wall of reinforcing sleeve 5 is evenly opened with second arc-shaped groove 10, the inner wall of reinforcing sleeve 5 is located fixedly connected with protrusion 11 between second arc-shaped grooves 10, the inner wall of protrusion 11 is provided with strong spring 6, the outer wall of both ends is all swing joint has flange 2 about connecting pipe 1, the inner wall of flange 2 far away from reinforcing sleeve 5 one side is provided with first gasket 4, the lateral wall of flange 2 far away from reinforcing sleeve 5 is provided with second gasket 8, the lateral wall of flange 2 is evenly opened with screw hole 3, the lateral wall of second gasket 8 is evenly opened with mounting hole 9, screw hole 3 and mounting hole 9 are located the same horizontal plane.

In the embodiment, the reinforcing sleeve 5 is arranged on the outer wall of the connecting pipe 1 to reduce the deformation caused by external extrusion, the second arc-shaped groove 10 is arranged on the inner wall of the reinforcing sleeve 5 to enable the reinforcing sleeve 5 to be more tightly connected with the connecting pipe 1, the bulge 11 is arranged on the inner wall of the reinforcing sleeve 5 to enable the reinforcing sleeve 5 to reserve the installation position of the strong spring 6, the strong spring 6 is arranged on the inner wall of the bulge 11 to increase the stability of the connecting pipe 1 and enable the connecting pipe 1 to be more durable, the flanges 2 are arranged at the left end and the right end of the connecting pipe 1 to enable the compensator to be installed on the original pipeline through the flanges 2, the flanges 2 are movably installed and can rotate around the outer wall of the connecting pipe 1, and the first gasket 4 is arranged on one side of the flange 2 far away from the reinforcing sleeve 5 to enable the first gasket to be matched with the second gasket 8 to play a sealing role, make the difficult leakage of liquid that flows through in the compensator, it has screw hole 3 and mounting hole 9 to open respectively

flange

2 and 8 lateral walls of second gasket, can be more convenient when the compensator installation.

Specifically, connecting pipe 1 includes pipe shaft 101, the equal fixedly connected with in both ends connects limit 102 about pipe shaft 101, the outer wall fixedly connected with arc arch 103 of pipe shaft 101, pipe shaft 101 outer wall is located and is provided with first arc recess 104 between the arc arch 103, pipe shaft 101, connect limit 102, arc arch 103 and first arc recess 104 integrated into one piece, flange 2 includes first annular portion 201, the inner wall of first annular portion 201 is opened has first annular recess 202, first annular portion 201 and first annular recess 202 integrated into one piece, first gasket 4 includes second annular portion 401, the inner wall of second annular portion 401 is provided with second annular recess 402, second annular portion 401 and second annular recess 402 integrated into one piece.

In this embodiment, the arc-shaped protrusion 103 and the first arc-shaped groove 104 are provided on the outer wall of the pipe body 101 to form a corrugated shape, so that the thermal expansion of the connection pipe 1 can be absorbed by the elastic deformation of the corrugated pipe wall.

Specifically, the external diameter of pipe shaft 101 and the internal diameter phase-match of flange 2, the inner wall of first arc recess 104 is provided with annular reinforcing pad 7, powerful spring 6 is located between annular reinforcing pad 7 and the arch 11, the outer wall of the protruding 103 of arc and the inner wall phase-match of second arc recess 10, first gasket 4 is located between connection limit 102 and flange 2, the inner wall of second annular recess 402 and the outer wall phase-match of connection limit 102, the outer wall of second annular portion 401 and the inner wall phase-match of first annular recess 202.

In this embodiment, set up annular reinforcing mat 7 at the inner wall of first arc recess 104, can make connecting pipe 1 more firm when connecting pipe 1 inflation, set up first gasket 4 between connecting limit 102 and flange 2, can make the sealed effect in the compensator better through the extrusion of connecting limit 102 and flange 2 when the installation compensator.

The working principle is as follows:

the telescopic compensator enables the compensator to be more stable through the arrangement of the reinforcing sleeve 5, the strong spring 6 and the annular reinforcing pad 7, enables the flange 2 to rotate through the arrangement of the connecting edge 102, the first gasket 4 and the second gasket 8, and simultaneously can achieve good sealing effect, the reinforcing sleeve 5 is arranged on the outer wall of the connecting pipe 1, deformation caused by external extrusion can be reduced, the second arc-shaped groove 10 is arranged on the inner wall of the reinforcing sleeve 5, the reinforcing sleeve 5 can be connected with the connecting pipe 1 more tightly, the bulge 11 is arranged on the inner wall of the reinforcing sleeve 5, the mounting position of the strong spring 6 can be reserved, the strong spring 6 is arranged on the inner wall of the bulge 11, the stability of the connecting pipe 1 can be improved, the connecting pipe is more firm and durable, the flanges 2 are arranged at the left end and the right end of the connecting pipe 1, the compensator can be mounted on an original pipeline through the flanges 2, and flange 2 makes movable mounting, can rotate around the outer wall of connecting pipe 1, applicable in the condition of original both sides pipeline axial dislocation, keep away from reinforcing cover 5 one side at flange 2 with first gasket 4 setting, can make it cooperate with second gasket 8 and play sealed effect, make the difficult disclosure of liquid that flows through in the compensator, it has silk hole 3 and mounting hole 9 to open respectively flange 2 and 8 lateral walls of second gasket, can be more convenient when the compensator is installed.

With arc protrusion 103 and first arc recess 104 setting form the ripple form at body of pipe 101 outer wall, can absorb the thermal expansion of connecting pipe 1 through the elastic deformation of ripple shape pipe wall, set up annular reinforcing pad 7 at the inner wall of first arc recess 104, can make connecting pipe 1 more firm when connecting pipe 1 inflation, set up first gasket 4 between connection limit 102 and flange 2, can make the sealed effect in the compensator better through the extrusion of connection limit 102 and flange 2 when the installation compensator.

The above description is only 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 can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention.

Claims

1. A telescopic compensator comprising a connecting tube (1), characterized in that: the outer wall of connecting pipe (1) is provided with and consolidates cover (5), the inner wall of consolidating cover (5) evenly opens and has second arc recess (10), the inner wall of consolidating cover (5) is located fixedly connected with arch (11) between second arc recess (10), the inner wall of arch (11) is provided with powerful spring (6), the equal swing joint of both ends outer wall has flange (2) about connecting pipe (1), the inner wall of consolidating cover (5) one side is kept away from in flange (2) is provided with first gasket (4), the lateral wall that consolidating cover (5) was kept away from in flange (2) is provided with second gasket (8), the lateral wall of flange (2) evenly opens has screw hole (3), the lateral wall of second gasket (8) evenly opens has mounting hole (9), there are screw hole (3) and mounting hole (9) to be located same horizontal plane.

2. A telescopic compensator according to claim 1, wherein: connecting pipe (1) is including pipe shaft (101), the equal fixedly connected with in both ends connects limit (102) about pipe shaft (101), the outer wall fixedly connected with arc arch (103) of pipe shaft (101), pipe shaft (101) outer wall is located and is provided with first arc recess (104) between arc arch (103), pipe shaft (101), connect limit (102), arc arch (103) and first arc recess (104) integrated into one piece.

3. A telescopic compensator according to claim 1, wherein: the flange (2) comprises a first annular part (201), a first annular groove (202) is formed in the inner wall of the first annular part (201), and the first annular part (201) and the first annular groove (202) are integrally formed.

4. A telescopic compensator according to claim 1, wherein: the first gasket (4) comprises a second annular part (401), a second annular groove (402) is formed in the inner wall of the second annular part (401), and the second annular part (401) and the second annular groove (402) are integrally formed.

5. A telescopic compensator according to claim 2, wherein: the pipe comprises a pipe body (101), wherein the outer diameter of the pipe body is matched with the inner diameter of a flange (2), the inner wall of a first arc-shaped groove (104) is provided with an annular reinforcing pad (7), a strong spring (6) is located between the annular reinforcing pad (7) and a protrusion (11), the outer wall of an arc protrusion (103) is matched with the inner wall of a second arc-shaped groove (10), and a first gasket (4) is located between a connecting edge (102) and the flange (2).

6. A telescopic compensator according to claim 4, wherein: the inner wall of the second annular groove (402) is matched with the outer wall of the connecting edge (102), and the outer wall of the second annular part (401) is matched with the inner wall of the first annular groove (202).