CN210770854U

CN210770854U - Novel compensation joint

Info

Publication number: CN210770854U
Application number: CN201921662915.3U
Authority: CN
Inventors: 陈思良; 彭建清; 李佳鑫; 张书恩; 卢爱山
Original assignee: QUANZHOU HUHANG VALVE MANUFACTURING CO LTD
Current assignee: QUANZHOU HUHANG VALVE MANUFACTURING CO LTD
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-16
Anticipated expiration: 2029-09-30

Abstract

The utility model relates to a novel compensation connects, its structure includes first connecting pipe and second connecting pipe, first connecting pipe is including being used for carrying out the first flange of being connected with outside pipeline, be equipped with the leak protection ring in the main part of first connecting pipe, the right side of leak protection ring is equipped with the fixing bolt who is used for second connecting pipe and first connecting pipe locking, the second connecting pipe includes the straight tube of left part and the bulb type pipe of right part, the straight tube part of second connecting pipe is located the inside of first connecting pipe and is passed through leak protection ring and fixing bolt locking, has improved the problem that the condition that probably exists the leakage when pressure is too big, through setting up the leak protection ring, can effectually avoid the ageing of leak protection ring, uses the oil blanket to improve airtight effect simultaneously, avoids leaking, has improved product quality and reliability.

Description

Novel compensation joint

Technical Field

The utility model relates to a compensation connects the field, especially relates to a novel compensation connects.

Background

Currently, chinese patent No. CN201420720034.3 discloses an adjustable compensation joint, which includes a lug, a bushing, a slider and a positioning pin, and is characterized in that: the bush center is opened there is the slot, is equipped with the rectangle slider in the slot, and the slot laminating in its long face and the bush respectively leaves certain clearance, rectangle slider center is opened there is the garden hole for the location. The adjustable compensation joint is divided into a structure A and a structure B, the two structures are symmetrically arranged, two positioning ends of a device to be positioned are arranged in inner holes of two sliding blocks of the adjustable compensation joint A and the adjustable compensation joint B, the centers of the inner holes of the two sliding blocks are aligned by adjusting the horizontal position of the sliding block in the bushing of the adjustable compensation joint A and the vertical position of the sliding block in the bushing of the adjustable compensation joint B, and a gap between the sliding block and the inner hole of the bushing is eliminated by additionally installing a cushion block after butt joint is completed. The utility model discloses simple structure, location are reliable, the butt joint is convenient, have solved ordinary joint because the problem of the butt joint difficulty that makes and assembly tolerance brought, but still have the problem that the condition of leaking probably exists when pressure is too big in the in-service use process.

SUMMERY OF THE UTILITY MODEL

Therefore, to the above-mentioned problem, the utility model provides a novel compensation connects, it has solved the technical problem that the condition that probably exists when pressure is too big leaks.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel compensation joint, its structure includes first connecting pipe and second connecting pipe, first connecting pipe is including being used for carrying out the first flange of being connected with outside pipeline, be equipped with the leak protection ring in the main part of first connecting pipe, the right side of leak protection ring is equipped with the fixing bolt who is used for second connecting pipe and first connecting pipe locking, the second connecting pipe includes the straight tube of left part and the spherical pipe of right part, the straight tube part of second connecting pipe is located the inside of first connecting pipe and is locked through leak protection ring and fixing bolt, the right-hand member of the straight tube part of second connecting pipe is equipped with the valve that is used for flow control and pressure, the outside cover of spherical pipe is equipped with outer ball cover, outer ball cover closely laminates through the surface of leak protection rubber ring and spherical pipe, outer ball cover's right-hand member is equipped with the pipe connection second flange that is used for with the rear end.

Furthermore, the leak protection ring comprises an oil leakage prevention filling pipe arranged on the first connecting pipe, a cover is arranged on the oil leakage prevention filling pipe, a sealed high-pressure oil bin is arranged at the lower end of the oil leakage prevention filling pipe, rubber rings used for sealing are arranged on the left side and the right side of the high-pressure oil bin, the rubber rings are fixedly arranged inside the first connecting pipe, and after the second connecting pipe is installed, the rubber rings are tightly attached to the outside of the second connecting pipe.

Furthermore, a check valve is arranged at the lower part of the oil leakage prevention filling pipe.

Furthermore, the bottom of the fixing bolt is provided with a rubber pad used for avoiding abrasion to the outer surface of the second connecting pipe.

Furthermore, the valve comprises a valve sheet main body, the upper end of the valve sheet main body is provided with a rotating shaft used for being connected with the inside of the second connecting pipe, and the lower end of the valve sheet main body is connected with an external locking bolt through a connecting shaft.

By adopting the technical scheme, the beneficial effects of the utility model are that: the novel compensation joint solves the problem of water leakage possibly caused by overlarge pressure by arranging the leakage-proof ring, in the normal use process, the leak-proof oil is filled into the sealed high-pressure oil bin of the leak-proof ring according to the pressure in the joint, when the pressure in the sealed high-pressure oil bin is increased to half of the highest pressure, water is supplied, and then the pressure in the sealed high-pressure oil bin is increased to 80-90% of the highest pressure, so that the aging of the leak-proof ring can be effectively avoided, meanwhile, the oil seal improves the sealing effect, avoids water leakage, improves the product quality and reliability, meanwhile, the first connecting pipe and the second connecting pipe can move in a transverse direction, the method can adapt to more scenes and application ranges, reduces the influence of measurement errors or equipment tolerance on equipment installation, and improves the practicability; furthermore, a check valve is arranged, so that the operation of the oil leakage prevention filling process is simple and efficient; furthermore, the valve is arranged, the output pressure and flow of the rear end can be adjusted, the practicability and reliability of the product are improved, and when parallel pipelines need to be connected, only two compensation joints need to be used together.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the working state of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1-2, the present embodiment provides a novel compensation joint, the structure of which includes a first connection pipe 1 and a second connection pipe 2, the first connection pipe 1 includes a first flange 11 for connecting with an external pipeline, the first flange 11 is connected with the external pipeline through a bolt, a leakage-proof ring 12 is disposed on a main body of the first connection pipe 1, the leakage-proof ring 12 includes an oil leakage-proof filling pipe 121 disposed on the first connection pipe 1, a cover 125 is disposed on the oil leakage-proof filling pipe 121, a check valve 122 is disposed on a lower portion of the oil leakage-proof filling pipe 121, so as to avoid oil leakage from a sealed high-pressure oil sump 123, which causes problems of insufficient pressure and the like, a sealed high-pressure oil sump 123 is disposed at a lower end of the check valve 122 of the oil leakage-proof filling pipe 121, rubber rings 124 for sealing are disposed on left and right sides of the sealed high-pressure oil sump 123, and when the second connection pipe, the rubber ring 124 protrudes 1-3mm from the inner surface of the first connection pipe 1, in this embodiment, a structure that the rubber ring 124 protrudes 2mm from the inner surface of the first connection pipe 1 is adopted, after installation, the pressure of the rubber ring 124 to the outer surface of the second connection pipe 2 is 1MPa, the rubber ring 124 is fixedly arranged inside the first connection pipe 1, and after installation, the second connection pipe 2 is tightly attached to the outside of the second connection pipe 2.

The right side of leak protection ring 12 is equipped with the fixing bolt 13 that is used for second connecting pipe 2 and first connecting pipe 1 locking, the bottom of fixing bolt 13 is equipped with and is used for avoiding causing the rubber pad 131 of wearing and tearing to the 2 surface of second connecting pipe, second connecting pipe 2 includes the straight tube 24 of left part and the ball-type pipe 25 of right part, the straight tube 24 of second connecting pipe 2 is located the inside of first connecting pipe 1 and is locked through leak protection ring 12 and fixing bolt 13, the outside cover of ball-type pipe 25 is equipped with outer ball cover 23, the internal surface of outer ball cover 23 is equipped with the recess, leak protection rubber ring 26 is located in the recess of outer ball cover 23 internal surface, leak protection rubber ring 26 on the outer ball cover 23 closely laminates with the surface of ball-type pipe 25, the right-hand member of outer ball cover 23 is equipped with and is used for the pipe connection second flange 21 with the rear end.

The right-hand member of the straight tube 24 part of second connecting pipe 2 is equipped with the valve 3 that is used for control flow and pressure, valve 3 includes valve main part 33, the upper end of valve main part 33 is equipped with the axis of rotation 31 that is used for with the internal connection of second connecting pipe 2, the lower extreme of valve main part 33 with pass through connecting axle 34 straight tube 24 and outside locking bolt 32 or adjust the spanner and be connected, adopt locking bolt 32's mode to adjust in this embodiment.

The novel compensation joint solves the problem of water leakage possibly caused by overlarge pressure by arranging the leakage-proof ring, in the normal use process, the leak-proof oil is filled into the sealed high-pressure oil bin of the leak-proof ring according to the pressure in the joint, when the pressure in the sealed high-pressure oil bin is increased to half of the highest pressure, water is supplied, and then the pressure in the sealed high-pressure oil bin is increased to 80-90% of the highest pressure, so that the aging of the leak-proof ring can be effectively avoided, meanwhile, the oil seal improves the sealing effect, avoids water leakage, improves the product quality and reliability, meanwhile, the first connecting pipe and the second connecting pipe can move in a transverse direction, the method can adapt to more scenes and application ranges, reduces the influence of measurement errors or equipment tolerance on equipment installation, and improves the practicability; furthermore, a check valve is arranged, so that the operation of the oil leakage prevention filling process is simple and efficient; furthermore, the valve is arranged, the output pressure and flow of the rear end can be adjusted, the practicability and reliability of the product are improved, and when parallel pipelines need to be connected, only two compensation joints need to be used together.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A novel compensation connects its characterized in that: the structure of the anti-leakage ball type pipe fitting comprises a first connecting pipe and a second connecting pipe, wherein the first connecting pipe comprises a first flange used for being connected with an external pipeline, a leakage-proof ring is arranged on a main body of the first connecting pipe, a fixing bolt used for locking the second connecting pipe with the first connecting pipe is arranged on the right side of the leakage-proof ring, the second connecting pipe comprises a straight pipe of the left part and a ball type pipe of the right part, the straight pipe part of the second connecting pipe is arranged in the first connecting pipe and locked by the leakage-proof ring and the fixing bolt, the right end of the straight pipe part of the second connecting pipe is provided with a valve used for controlling flow and pressure, an outer ball sleeve is sleeved outside the ball type pipe, the outer ball sleeve is tightly attached to the outer surface of the ball type pipe through a leakage-proof rubber ring, and the right end of the outer ball sleeve is provided with a.

2. The new compensating joint as claimed in claim 1, wherein: the anti-leakage ring comprises an anti-leakage oil filling pipe arranged on a first connecting pipe, a cover is arranged on the anti-leakage oil filling pipe, a sealed high-pressure oil bin is arranged at the lower end of the anti-leakage oil filling pipe, rubber rings used for sealing are arranged on the left side and the right side of the high-pressure oil bin, the rubber rings are fixedly arranged inside the first connecting pipe, and after the second connecting pipe is installed, the rubber rings are tightly attached to the outside of the second connecting pipe.

3. The new compensating joint as claimed in claim 2, wherein: and a check valve is arranged at the lower part of the oil leakage prevention filling pipe.

4. The new compensating joint as claimed in claim 1, wherein: the bottom of the fixing bolt is provided with a rubber pad used for avoiding abrasion to the outer surface of the second connecting pipe.

5. The new compensating joint as claimed in claim 1, wherein: the valve comprises a valve sheet main body, the upper end of the valve sheet main body is provided with a rotating shaft used for being connected with the inside of the second connecting pipe, and the lower end of the valve sheet main body is connected with an external locking bolt through a connecting shaft.