CN215410784U

CN215410784U - Series type universal corrugated compensator

Info

Publication number: CN215410784U
Application number: CN202121334386.1U
Authority: CN
Inventors: 蒋玉生
Original assignee: Chentai Bellows Jiangsu Co ltd
Current assignee: Chentai Bellows Jiangsu Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2022-01-04
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses a string type universal corrugated compensator which comprises a connecting pipe, wherein two ends of the connecting pipe are both communicated with a metal corrugated pipe, and the end part of the metal corrugated pipe is provided with a joint. According to the utility model, the metal corrugated pipes are arranged at the two ends of the connecting pipe, so that the expansion with heat and the contraction with cold of the two pipelines can be effectively compensated, when the two pipelines expand with heat and extend, the joints can drive the sliding sleeves to slide on the sliding rods, the second springs are compressed, the flexibility of the metal corrugated pipes is utilized for compensation, the dislocation stress of the two pipelines can be borne, the two joints drive the two metal corrugated pipes to generate dislocation offset when the two pipelines are dislocated, the sliding rods provide a limiting force for the sliding rods under the action of the first springs, the sliding rods can be prevented from being excessively offset due to excessive pipeline dislocation, so that the metal corrugated pipes are provided with a limiting force, and the metal corrugated pipes are prevented from being blocked after the inner walls are contacted due to excessive dislocation.

Description

Series type universal corrugated compensator

Technical Field

The utility model relates to the technical field of compensators, in particular to a string type universal corrugated compensator.

Background

Compensators are also conventionally called expansion joints, or expansion joints. It is composed of bellows (an elastic element) and end pipe, support, flange, conduit and other accessories; belonging to a compensating element; the effective telescopic deformation of the working body corrugated pipe is utilized to absorb the dimensional change of pipelines, conduits, containers and the like caused by expansion and contraction due to heat and the like or compensate the axial, transverse and angular displacement of the pipelines, the conduits, the containers and the like. And can also be used for noise reduction and vibration reduction. Has wide application in modern industry; in order to prevent the pipeline from deforming or breaking due to thermal elongation or temperature stress when the heating pipeline is heated, a compensator is required to be arranged on the pipeline to compensate the thermal elongation of the pipeline, so that the stress of the pipeline wall and the acting force acting on the valve member or the bracket structure are reduced.

The compensator belongs to a compensating element, which utilizes the effective expansion and contraction deformation of a corrugated pipe of a working main body thereof to absorb the dimensional change of pipelines, conduits, containers and the like caused by expansion and contraction, or compensate the axial, transverse and angular displacement of the pipelines, the conduits, the containers and the like, when connecting pipelines for conveying liquid, a compensator is mostly needed to be arranged between the two pipelines to strain the deformation of the pipelines caused by expansion with heat and contraction with cold, most of the devices adopt a string-type general-purpose corrugated compensator for compensation, but when the existing string-type general-purpose corrugated compensator is used, if the dislocation between two pipelines is too much, the bellows is very easy to be retracted to the normal shape and is very easy to be deformed too much due to the excessive dislocation, thus, in order to solve such a problem, a general-purpose corrugated compensator of a string type has been proposed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a serial general-type ripple compensator.

In order to achieve the purpose, the utility model adopts the following technical scheme:

string general type corrugated compensator, including the connecting pipe, the both ends of connecting pipe all communicate the tip that has corrugated metal pipe and corrugated metal pipe to be provided with the joint, the both sides that the outer wall of connecting pipe is fixed with fixed plate and fixed plate all articulate there is the slide bar, two the top rigid coupling that the outer wall of joint all articulated mounting panel and mounting panel has the installation piece, two through-hole and through-hole in all seted up the side of installation piece are provided with the sliding sleeve, two the slide bar slides respectively and cup joints in two sliding sleeves, two fixed cover is cup jointed on the slide bar and is provided with the second spring between solid fixed ring and the sliding sleeve, the slide bar is located the second spring, two all be provided with first spring between slide bar and the connecting pipe, the inside of connecting pipe is provided with filter equipment.

Preferably, filtering mechanism is including seting up the opening on the connecting pipe, it forms the closure with the connecting pipe to be provided with filter screen and filter screen in the opening and extend to the connecting pipe inside, the outer wall of connecting pipe articulates there is shrouding and shrouding to be located the opening outside.

Preferably, the outer wall of the filter screen is provided with a pin shaft, the inner wall of the connecting pipe is provided with an insertion groove matched with the pin shaft, the pin shaft is inserted in the insertion groove, and the sealing plate is penetrated with a locking bolt and the locking bolt is in threaded connection with the connecting pipe.

Preferably, a fixed block is fixed on the side surface of the fixed plate, and the end part of the sliding rod is hinged to the side surface of the fixed block.

Preferably, the end part of the sliding rod is provided with a limiting block, and a rubber block is arranged between the sliding rod and the connecting pipe.

Preferably, the outer wall of the connecting pipe is fixed with a connecting block, and a rubber rod which is horizontal to the connecting pipe is arranged between the connecting block and the joint.

Compared with the prior art, the utility model has the beneficial effects that:

1: according to the utility model, the metal corrugated pipes are arranged at the two ends of the connecting pipe, so that the expansion with heat and the contraction with cold of the two pipelines can be effectively compensated, when the two pipelines expand with heat and extend, the joints can drive the sliding sleeves to slide on the sliding rods, the second springs are compressed, the flexibility of the metal corrugated pipes is utilized for compensation, the dislocation stress of the two pipelines can be borne, the two joints drive the two metal corrugated pipes to generate dislocation offset when the two pipelines are dislocated, the sliding rods provide a limiting force for the sliding rods under the action of the first springs, the sliding rods can be prevented from being excessively offset due to excessive pipeline dislocation, so that the metal corrugated pipes are provided with a limiting force, and the metal corrugated pipes are prevented from being blocked after the inner walls are contacted due to excessive dislocation.

2: the rubber block can increase the elastic stress between the slide rod and the connecting pipe, so that the limiting force for the metal corrugated pipe and the slide rod when the metal corrugated pipe is deflected is increased, the metal corrugated pipe is prevented from being bent too much to be blocked and broken due to too much dislocation deflection, the metal corrugated pipe, the joint and the like can be conveniently recovered to be normal along with the pipeline under the action of the rubber rod, the liquid conveyed in the connecting pipe can be filtered by the filter screen, and the phenomenon that the liquid is blocked due to too much impurities contained in the liquid and accumulated on the inner wall of the metal corrugated pipe is avoided.

Drawings

FIG. 1 is a schematic structural diagram of a general ripple compensator in series according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged view of a portion B in fig. 1.

In the figure: 1. a connecting pipe; 2. a filter screen; 3. a pin shaft; 4. a fixing plate; 5. a fixed block; 6. a first spring; 7. a rubber block; 8. connecting blocks; 9. a fixing ring; 10. a rubber rod; 11. a second spring; 12. a slide bar; 13. a joint; 14. a metal bellows; 15. a sliding sleeve; 16. mounting blocks; 17. mounting a plate; 18. and (7) closing the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example 1

Referring to fig. 1-3, a string type general corrugated compensator includes a connecting pipe 1, two ends of the connecting pipe 1 are both communicated with a metal corrugated pipe 14, and a connector 13 is disposed at an end of the metal corrugated pipe 14, a fixing plate 4 is fixed on an outer wall of the connecting pipe 1, and sliding rods 12 are hinged to both sides of the fixing plate 4, mounting plates 17 are hinged to outer walls of the two connectors 13, and mounting blocks 16 are fixedly connected to tops of the mounting plates 17, through holes are disposed on side surfaces of the two mounting blocks 16, sliding sleeves 15 are disposed in the through holes, the two sliding rods 12 are respectively slidably sleeved in the two sliding sleeves 15, fixing rings 9 are fixedly sleeved on the two sliding rods 12, second springs 11 are disposed between the fixing rings 9 and the sliding sleeves 15, the sliding rods 12 are disposed in the second springs 11, first springs 6 are disposed between the two sliding rods 12 and the connecting pipe 1, and a filtering mechanism is disposed inside the connecting pipe 1. When in use, the device is arranged between two connecting pipelines through two joints 13, the metal corrugated pipes 14 are arranged at two ends of the connecting pipeline 1, so that the expansion caused by heat and the contraction caused by cold of the two pipelines can be effectively compensated, when the two pipelines expand and extend by heat, the joints 13 can drive the sliding sleeve 15 to slide on the sliding rod 12, the sliding sleeve compresses the second spring 11, the flexibility of the metal corrugated pipes 14 is utilized to compensate, the dislocation stress of the two pipelines can be borne, when the two pipelines contract by cold, the ductility of the metal corrugated pipes 14 can be utilized to compensate under the action of the metal corrugated pipes 14, so that the normal communication of the two pipelines is ensured, when the dislocation phenomenon occurs, the two joints 13 drive the two metal corrugated pipes 14 to generate dislocation deflection, the sliding rod 12 provides a limiting force for the sliding rod 12 under the action of the first spring 11, and the phenomenon that the sliding rod 12 deflects too much due to the dislocation of the pipelines can be avoided, therefore, a limiting force is provided for the metal corrugated pipe 14, the metal corrugated pipe 14 is prevented from being blocked after the inner walls of the metal corrugated pipe are contacted due to excessive dislocation, the metal corrugated pipe 14 is prevented from being broken and damaged due to excessive dislocation, and the service life of the metal corrugated pipe 14 is prolonged.

Example 2

Referring to fig. 1 to 3, in the case where the other parts are the same as those of embodiment 1, this embodiment is different from embodiment 1 in that: the filtering mechanism comprises an opening formed in the connecting pipe 1, a filtering net 2 is arranged in the opening, the filtering net 2 extends into the connecting pipe 1 to form a closed state with the connecting pipe 1, the filtering net 2 can filter liquid conveyed in the connecting pipe 1 to prevent the liquid containing excessive impurities from accumulating on the inner wall of the metal corrugated pipe 14 to form obstacles and block the obstacles, the outer wall of the connecting pipe 1 is hinged with a sealing plate 18, the sealing plate 18 is positioned outside the opening and can ensure the sealing performance in the connecting pipe 1 by the matching use of the sealing plate 18 and the opening, a pin shaft 3 is arranged on the outer wall of the filtering net 2, an inserting groove matched with the pin shaft 3 is formed in the inner wall of the connecting pipe 1, the pin shaft 3 is inserted in the inserting groove and can limit the filtering net 2 to prevent the filtering net 2 from generating deviation due to liquid impact on the inner wall of the connecting pipe 1, a locking bolt penetrates through the sealing plate 18 and is in threaded connection with the connecting pipe 1, fixed plate 4's side is fixed with fixed block 5, the tip of slide bar 12 articulates the side at fixed block 5, the tip of slide bar 12 is provided with the stopper, be provided with rubber block 7 between slide bar 12 and the connecting pipe 1, the outer wall of connecting pipe 1 is fixed with connecting block 8, be provided with the rubber stick 10 that is the horizontality with connecting pipe 1 between connecting block 8 and the joint 13, rubber block 7 can increase the elastic stress between slide bar 12 and the connecting pipe 1, thereby strengthen the confining force when taking place the skew to slide bar 12 and corrugated metal pipe 14, avoid too much causing corrugated metal pipe 14 to bend because of the dislocation skew to take place huge the jam and the fracture, and can be convenient for corrugated metal pipe 14 and joint 13 etc. to follow the pipeline under the effect of rubber stick 10 and resume normally.

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

1. The string type general corrugated compensator comprises a connecting pipe (1) and is characterized in that the two ends of the connecting pipe (1) are communicated with a metal corrugated pipe (14) and the end part of the metal corrugated pipe (14) is provided with a joint (13), the outer wall of the connecting pipe (1) is fixed with a fixed plate (4) and the two sides of the fixed plate (4) are hinged with sliding rods (12), the outer wall of the joint (13) is hinged with a mounting plate (17) and the top of the mounting plate (17) is fixedly connected with a mounting block (16), the side surfaces of the mounting block (16) are provided with through holes and sliding sleeves (15) are arranged in the through holes, the sliding rods (12) are respectively sleeved with a fixing ring (9) and a second spring (11) is arranged between the fixing ring (9) and the sliding sleeves (15), the sliding rod (12) is located in the second spring (11), the first spring (6) is arranged between the sliding rod (12) and the connecting pipe (1), and a filtering mechanism is arranged inside the connecting pipe (1).

2. The string type universal corrugated compensator according to claim 1, wherein the filtering mechanism comprises an opening formed on the connecting pipe (1), the filtering net (2) is arranged in the opening, the filtering net (2) extends into the connecting pipe (1) to form a closed state with the connecting pipe (1), the outer wall of the connecting pipe (1) is hinged with a sealing plate (18), and the sealing plate (18) is positioned outside the opening.

3. The string type universal corrugated compensator according to claim 2, wherein the outer wall of the filter screen (2) is provided with a pin shaft (3), the inner wall of the connecting pipe (1) is provided with an insertion groove matched with the pin shaft (3), the pin shaft (3) is inserted in the insertion groove, and the sealing plate (18) is provided with a locking bolt which is in threaded connection with the connecting pipe (1).

4. The string-type universal corrugated compensator according to claim 1, wherein a fixed block (5) is fixed to a side surface of the fixed plate (4), and an end portion of the sliding rod (12) is hinged to a side surface of the fixed block (5).

5. The string type universal corrugated compensator according to claim 1, characterized in that the end of the sliding rod (12) is provided with a limiting block, and a rubber block (7) is arranged between the sliding rod (12) and the connecting pipe (1).

6. The string type general corrugated compensator according to claim 1, wherein the connecting piece (8) is fixed on the outer wall of the connecting pipe (1), and a rubber rod (10) which is horizontal to the connecting pipe (1) is arranged between the connecting piece (8) and the joint (13).