CN209484142U - An expansion joint compensator that is easy to disassemble - Google Patents

Abstract

The utility model discloses an easy-to-disassemble expansion joint compensator, which comprises a corrugated tube and a fixed connection mechanism. One end of the corrugated tube is provided with an end tube, and the other end of the corrugated tube is provided with a second flange. The second flange is provided with cylindrical concave holes, and the cylindrical concave holes are provided with six, and the other end of the end pipe is provided with a first flange, and one side of the first flange is A protruding column is provided, and a fixing bracket is provided on the outside of the first flange and the second flange, and the fixing bracket is welded to the first flange and the second flange, and the A long bolt rod is arranged on the outside of the bellows, nuts are respectively arranged at both ends of the long bolt rod, and the fixed connection mechanism includes a fixed plate, a base, a support plate, a threaded stud, a support plate with a threaded hole and a handle. The utility model effectively solves the problem of troublesome installation and disassembly of the expansion joint compensator and waste of time by adding a fixed connection mechanism.

Description

An expansion joint compensator that is easy to disassemble

technical field

The utility model relates to the technical field of mechanical expansion joints, in particular to an expansion joint compensator which is easy to disassemble.

Background technique

Compensators are also customarily called expansion joints, or expansion joints. It consists of bellows (an elastic element) and end pipes that make up its working body. Dimensional changes of brackets, flanges, conduits, containers, etc. due to thermal expansion and contraction, or compensation for axial, lateral, and angular displacements of pipelines, conduits, containers, etc. Can also be used for noise reduction and shock absorption. It is widely used in modern industry. In heating, in order to prevent the pipe from being deformed or damaged due to thermal elongation or temperature stress when the heating pipe is heated up, it is necessary to install a compensator on the pipe to compensate for the thermal elongation of the pipe, thereby reducing the stress and stress on the pipe wall. The force acting on the valve member or bracket structure.

The general expansion joint compensator is fixed between metals, so it will be troublesome to fix it. The flange connection is often used to ensure the sealing of the pipe and the smooth flow of the medium. It is particularly inconvenient to disassemble the nuts and bolts one by one during disassembly, which will bring some unnecessary troubles and waste time during operation. Therefore, an expansion joint compensator that is easy to disassemble is urgently needed on the market to solve these problems.

Utility model content

The purpose of this utility model is to provide an expansion joint compensator that is easy to disassemble, so as to solve the problem of troublesome installation and disassembly of the expansion joint compensator proposed in the above-mentioned background technology and waste of time.

In order to achieve the above purpose, the utility model provides the following technical solution: an expansion joint compensator that is easy to disassemble, including a bellows and a fixed connection mechanism, one end of the bellows is provided with an end pipe, and the other end of the bellows is provided with There is a second flange, and the second flange is provided with cylindrical concave holes, and there are six cylindrical concave holes, and the six cylindrical concave holes are about the vertical centerline of the second flange Relatively symmetrical, the other end of the end pipe is provided with a first flange, and one side of the first flange is provided with a protruding column, and the outsides of the first flange and the second flange are both A fixed bracket is provided, and there are eight fixed brackets, the fixed bracket is welded to the first flange and the second flange, and the outside of the bellows is provided with a long bolt rod, and the long bolt rod Four nuts are provided at both ends of the long bolt rod, and the fixed connection mechanism includes a fixed plate, a base, a support plate, a threaded stud, a support plate with a threaded hole and a handle.

Preferably, a support plate with threaded holes is provided above the base, a support plate is provided on one side of the base and the support plate with threaded holes, and the support plate with threaded holes is fixedly connected with the base and the support plate, so A threaded stud is provided at the middle position of the support plate with a threaded hole, a fixed plate is provided at the lower end of the threaded stud, a handle is provided at the upper end of the threaded stud, and the threaded stud runs through and Extending to the outside of the support plate with threaded holes, and the support plate with threaded holes and the threaded studs are connected through screw rotation.

Preferably, both ends of the long bolt rod pass through and extend to the outside of the fixing bracket, and the long bolt rod and the nut are connected by screw rotation.

Preferably, one end of the end pipe penetrates and extends to the inside of the first flange, and the end pipe is fixedly connected to the first flange.

Preferably, a medium passage is provided inside the bellows, the first flange, the second flange and the end pipe.

Preferably, the protruding cylinder is fixedly connected to the first flange.

Compared with the prior art, the beneficial effects of the utility model are:

1. The expansion joint compensator that is easy to disassemble is used by using the original bolt holes of the flange plate, and a device that is easy to seal and disassemble is set. When in use, it only needs to install the device that is easy to disassemble and install on two methods. It only needs to be tightened and fixed between the blue plates, the sealing effect is very significant, and the circulation between the media is effectively guaranteed. Compared with the original installation and disassembly process, this device effectively solves the problem of troublesome disassembly of the expansion joint compensator.

2. The easy-to-disassemble expansion joint compensator does not change the original structure, but only adds a cylinder with the same shape as the flange bolt hole on the flange at one end of the pipeline, so that the two can be embedded in each other, so as to ensure that the pipeline The tightness between them, and the installation and disassembly are very convenient, which effectively solves the problem of troublesome disassembly of the expansion joint compensator.

Description of drawings

Fig. 1 is the perspective view of the utility model;

Fig. 2 is the connection diagram of the first flange, the second flange and the fixed connection mechanism of the utility model;

Fig. 3 is a structural schematic diagram of the fixed connection mechanism of the present invention.

In the figure: 1. bellows; 2. long bolt rod; 3. fixed bracket; 4. first flange; 5. protruding cylinder; 6. cylindrical concave hole; 7. second flange; 8. End pipe; 9. Fixed plate; 10. Base; 11. Support plate; 12. Threaded stud; 13. Support plate with threaded hole; 14. Nut; 15. Medium channel; 16. Handle; 17. Fixed connection mechanism .

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example.

Please refer to Figures 1-3, an embodiment provided by the utility model: an expansion joint compensator that is easy to disassemble, including a bellows 1 and a fixed connection mechanism 17, one end of the bellows 1 is provided with an end pipe 8, and the bellows The other end of 1 is provided with a second flange 7, and the second flange 7 is provided with cylindrical concave holes 6, six cylindrical concave holes 6 are provided, and the six cylindrical concave holes 6 are related to the second method The vertical center line of the blue plate 7 is symmetrical, the other end of the end pipe 8 is provided with a first flange plate 4, one side of the first flange plate 4 is provided with a protruding cylinder 5, the first flange plate 4 and the second flange plate 4 The outside of the flange 7 is provided with a fixed bracket 3, and there are eight fixed brackets 3, and the fixed bracket 3 is welded and connected with the first flange 4 and the second flange 7 for the fixing device itself. To enhance the stability, so as to ensure the stability of the structure, the bellows 1 is provided with a long bolt rod 2, and there are four long bolt rods 2, and the two ends of the long bolt rod 2 are respectively provided with nuts 14, and the fixed connection mechanism 17 It includes a fixed plate 9, a base 10, a support plate 11, a threaded stud 12, a support plate 13 with a threaded hole and a handle 16, which are used to improve the structure of the device itself and make the structure more sealed and stable.

Further, the top of the base 10 is provided with a threaded hole support plate 13, and one side of the base 10 and the threaded hole support plate 13 is provided with a support plate 11, and the threaded hole support plate 13 is fixed between the base 10 and the support plate 11. connection, to play the role of fixing and supporting, the middle position of the support plate 13 with threaded holes is provided with a threaded stud 12, the lower end of the threaded stud 12 is provided with a fixed plate 9, and the upper end of the threaded stud 12 is provided with The handle 16 makes the device more convenient to use. The threaded stud 12 runs through and extends to the outside of the support plate 13 with the threaded hole, and the support plate 13 with the threaded hole and the threaded stud 12 are connected by thread rotation. It is faster and more convenient to disassemble and install.

Further, both ends of the long bolt rod 2 penetrate and extend to the outside of the fixing bracket 3 , and the long bolt rod 2 and the nut 14 are connected by thread rotation, which is convenient for disassembly and installation.

Furthermore, one end of the end pipe 8 penetrates and extends to the inside of the first flange 4 , and the end pipe 8 is fixedly connected to the first flange 4 to ensure a more stable structure.

Further, a medium passage 15 is provided inside the bellows 1 , the first flange 4 , the second flange 7 and the end pipe 8 , so as to ensure the normal passage of the medium.

Further, the protruding cylinder 5 is fixedly connected to the first flange 4 to maintain the stability of the structure.

Working principle: When in use, insert the protruding cylinder 5 on the first flange 4 of the expansion joint compensator into the inside of the cylindrical concave hole 6 on the second flange 7 of the expansion joint, the two are tightly fitted, and then The fixed connection mechanism 17 is installed on the outside of the first flange 4 and the second flange 7, the base 10 is positioned on one side of the first flange 4 and the second flange 7, and the fixed disk 9 is positioned on the second flange 7. The other side of a flange plate 4 and the second flange plate 7, after turning the handle 16, due to the fixed connection between the handle 16 and the threaded stud 12, the threaded stud 12 is fixedly connected with the fixed plate 9 , so as to drive the rotation of the threaded stud 12 and the fixed plate 9, because the threaded hole support plate 13 and the threaded stud 12 are connected by thread rotation, the fixed plate 9 and the base 10 are clamped to fix the first The flange 4 and the second flange 7.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. a kind of easy-to-dismount expansion joint compensator, including bellows (1) be fixedly connected with mechanism (17), it is characterised in that: One end of the bellows (1) is provided with end pipe (8), and the other end of the bellows (1) is provided with second flange disk (7), institute It states and is provided on second flange disk (7) cylindricality shrinkage pool (6), there are six cylindricality shrinkage pool (6) settings, and six cylindricality shrinkage pools (6) vertical center line about second flange disk (7) is symmetrical, and the other end of the end pipe (8) is provided with first flange disk (4), the side of the first flange disk (4) is provided with prominent cylinder (5), the first flange disk (4) and second flange disk (7) Outside be provided with fixed bracket (3), and fixed bracket (3) are provided with eight, the fixed bracket (3) and first flange disk (4) it is welded to connect between second flange disk (7), the outside of the bellows (1) is provided with stay bolt bar (2), and stay bolt There are four bar (2) settings, and the both ends of the stay bolt bar (2) are respectively arranged with nut (14), described to be fixedly connected with mechanism (17) Including fixed disk (9), pedestal (10), support plate (11), threaded stud (12), support plate with threaded hole (13) and handle (16).

2. a kind of easy-to-dismount expansion joint compensator according to claim 1, it is characterised in that: the pedestal (10) Top is provided with support plate with threaded hole (13), and the side of the pedestal (10) and support plate with threaded hole (13) is provided with support Plate (11), and be fixedly connected between support plate with threaded hole (13) and pedestal (10) and support plate (11), the branch with threaded hole The middle position of fagging (13) is provided with threaded stud (12), and the lower end of the threaded stud (12) is provided with fixed disk (9), the upper end of the threaded stud (12) is provided with handle (16), and the threaded stud (12) runs through and extends to band spiral shell The outside of pit support plate (13), and connected between support plate with threaded hole (13) and threaded stud (12) by threads turn It connects.

3. a kind of easy-to-dismount expansion joint compensator according to claim 1, it is characterised in that: the stay bolt bar (2) outside of fixed bracket (3) is run through and is extended at both ends, passes through spiral shell between the stay bolt bar (2) and nut (14) Line rotation connection.

4. a kind of easy-to-dismount expansion joint compensator according to claim 1, it is characterised in that: the end pipe (8) The inside of first flange disk (4) is run through and extended in one end, is fixedly connected between the end pipe (8) and first flange disk (4).

5. a kind of easy-to-dismount expansion joint compensator according to claim 1, it is characterised in that: the bellows (1), First flange disk (4), second flange disk (7) and end pipe (8) are internally provided with medium channel (15).

6. a kind of easy-to-dismount expansion joint compensator according to claim 1, it is characterised in that: the prominent cylinder (5) it is fixedly connected between first flange disk (4).