CN211651944U

CN211651944U - Pipeline valve inner leakage detection equipment

Info

Publication number: CN211651944U
Application number: CN201922202765.4U
Authority: CN
Inventors: 黄显平
Original assignee: Zhuhai Kangan Technology Engineering Co ltd
Current assignee: Zhuhai Kangan Technology Engineering Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-10-09
Anticipated expiration: 2029-12-11

Abstract

The utility model provides a pipeline valve internal leakage detection equipment relates to the valve internal leakage and detects technical field. This leak check out test set in pipeline valve door, including the diaphragm, diaphragm both ends one side all is equipped with first semicircle cover, first semicircle cover bottom is equipped with second semicircle cover, the equal fixedly connected with fixed block in first semicircle cover and second semicircle cover both ends, the fixed block top is equipped with the screw, first through screw hole has been seted up at the fixed block top. This leak check out test set in pipeline valve is at first fixed first semicircle cover and second semicircle cover on the valve both sides pipeline that needs detected, then the handle of pulling activity cardboard places the detector on fixed platform, and the handle is released again, fixes the detector on fixed platform, then the angle of rotatory screw cap adjustment detector, selects suitable angle to carry out valve detection operation, has avoided the handheld detector position of operating personnel to take place the skew and makes the accuracy that detects receive the influence.

Description

Pipeline valve inner leakage detection equipment

Technical Field

The utility model relates to a leak in the valve and detect technical field, specifically be a pipeline valve internal leakage detection equipment.

Background

The valve is an important fluid control device and a pressure-bearing element in the pipeline, the pressure test is an important link in the production process of the valve and is also an important means for evaluating the performance of the valve, and the micro-leakage detection of the gas sealing test troubles the whole industry for a long time. Usually, all need to detect its leakproofness before the installation of the pipeline valve of job site is used, accomplish "zero" and leak, because if the leakage phenomenon appears in the use, it is more loaded down with trivial details just to change the valve again this moment, and the maintenance is also more difficult, needs more manpower, material resources of cost usually. The main reason for the internal leakage of the valve is caused by the deformation of the sealing pair in a low-temperature state. When the temperature of the medium is reduced to cause phase change of the material, the volume is changed, and the original sealing surface with high grinding precision generates warping deformation to cause poor low-temperature sealing.

The current leaks in to the valve and uses ultrasonic wave metal detector to detect usually, and such detection mode needs the handheld detector of operating personnel to walk around the valve of being surveyed, and ultrasonic detector's position takes place the skew easily when detecting for the accuracy of detecting receives the influence.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a pipeline valve internal leakage detection equipment to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the pipeline valve inner leakage detection equipment comprises a transverse plate, wherein first semicircular sleeves are arranged on one sides of two ends of the transverse plate, second semicircular sleeves are arranged at the bottoms of the first semicircular sleeves, fixed blocks are fixedly connected to two ends of each of the first semicircular sleeves and two ends of each of the second semicircular sleeves, screws are arranged at the tops of the fixed blocks, first penetrating threaded holes are formed in the tops of the fixed blocks, and nuts are arranged at the bottoms of the screws;

the improved adjustable clamp is characterized in that a limiting block is arranged in the middle of the top of the transverse plate, a fixing platform is arranged at the top of the limiting block, a movable block is fixedly connected to the bottom of the fixing platform, a second through threaded hole is formed in the bottom of the movable block, a screw cap is arranged on one side of the bottom of the movable block, a screw rod is fixedly connected to one end of the screw cap, limiting grooves are formed in two sides of the surface of the top of the fixing platform, movable clamping plates are arranged on two sides of the fixing platform, a handle is fixedly connected to one side of each movable clamping plate, sliding blocks are fixedly connected to two ends of the bottom of each movable clamping plate, sliding grooves are formed in.

Preferably, the screw is in threaded connection with the first through threaded hole, the screw is in threaded connection with the nut, and the transverse plate is fixedly connected with the fixed block.

Preferably, the cross section of the limiting block is n-shaped, and the limiting block is fixedly connected with the transverse plate.

Preferably, a fixing threaded hole is formed in one side of the bottom of the limiting block, one end, away from the screw cap, of the screw rod is in threaded connection with the fixing threaded hole, and the screw rod penetrates through one side of the limiting block and is in threaded connection with the second through threaded hole.

Preferably, the movable clamping plate is positioned in the limiting groove, and the movable clamping plate is matched with the limiting groove.

Preferably, the sliding block is connected with the sliding groove in a sliding mode, and the sliding groove is located at two ends of the bottom of the limiting groove.

Preferably, a baffle is arranged at one end of the top of the fixed platform, and the fixed platform is fixedly connected with the baffle.

The utility model provides a pipeline valve internal leakage detection equipment, its beneficial effect who possesses as follows:

1. this leak check out test set places the detector through being provided with fixed platform in the pipeline valve, at first fixes first semicircle cover and second semicircle cover on the valve both sides pipeline that needs to detect, then the handle of pulling activity cardboard places the detector on fixed platform, and the handle is released again, fixes the detector on fixed platform, then the angle of rotatory screw cap adjustment detector, selects suitable angle to carry out valve detection operation, the utility model has the advantages of simple and reasonable structure, convenient operation is swift, has avoided the handheld detector position of operating personnel to take place the skew and make the accuracy that detects receive the influence, has improved the accuracy that detects, reduces personnel's operation simultaneously for more stable when the detector detects, the testing result is more accurate.

2. This leak check out test set in pipeline valve fixes first semicircle cover and second semicircle cover through screw and nut for leak check out test set is more stable when fixing on the pipeline of valve both sides in whole pipeline valve, and the influence that the unstable factor that takes place when having avoided the detector to detect caused the testing result has improved the accuracy that detects when improving detector stability.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is a schematic structural view of the fixing platform of the present invention;

fig. 4 is an enlarged view of the structure of the portion a of fig. 1 according to the present invention.

In the figure: the device comprises a transverse plate 1, a first semicircular sleeve 2, a second semicircular sleeve 3, a fixed block 4, a screw 5, a nut 6, a limited block 7, a fixed platform 8, a movable block 9, a second through threaded hole 10, a screw cap 11, a screw rod 12, a limited groove 13, a movable clamping plate 14, a sliding block 15, a spring 16 and a baffle 17.

Detailed Description

The embodiment of the utility model provides a pipeline valve internal leakage detection equipment, as shown in fig. 1-4, including diaphragm 1, diaphragm 1 both ends one side all is equipped with first semicircle cover 2, and first semicircle cover 2 bottom is equipped with second semicircle cover 3, and first semicircle cover 2 and second semicircle cover 3 both ends all fixedly connected with fixed block 4, and fixed block 4 top is equipped with screw 5, and fixed block 4 top has seted up first through screw hole, and screw 5 bottom is equipped with nut 6;

a limiting block 7 is arranged in the middle of the top of the transverse plate 1, a fixed platform 8 is arranged at the top of the limiting block 7, a movable block 9 is fixedly connected to the bottom of the fixed platform 8, a second through threaded hole 10 is formed in the bottom of the movable block 9, a screw cap 11 is arranged on one side of the bottom of the movable block 9, a screw 12 is fixedly connected to one end of the screw cap 11, limiting grooves 13 are formed in two sides of the top surface of the fixed platform 8, movable clamping plates 14 are arranged on two sides of the fixed platform 8, a handle is fixedly connected to one side of each of the movable clamping plates 14, sliding blocks 15 are fixedly connected to two ends of the bottom of each of the movable clamping plates 14, sliding grooves are formed in;

the screw 5 is in threaded connection with the first through threaded hole, the screw 5 is in threaded connection with the nut 6, and the transverse plate 1 is fixedly connected with the fixed block 4, so that the first semicircular sleeve 2 and the second semicircular sleeve 3 are more stably fixed and are convenient to detach;

the cross section of the limiting block 7 is n-shaped, and the limiting block 7 is fixedly connected with the transverse plate 1, so that the movable block 9 can rotate to adjust a proper detection angle;

a fixed threaded hole is formed in one side of the bottom of the limiting block 7, one end, far away from the screw cap 11, of the screw rod 12 is in threaded connection with the fixed threaded hole, the screw rod 12 penetrates through one side of the limiting block 7 and is in threaded connection with the second penetrating threaded hole 10, and fixing after the movable block 9 is rotated and adjusted to a proper detection angle is facilitated;

the movable clamping plate 14 is positioned in the limiting groove 13, and the movable clamping plate 14 is matched with the limiting groove 13, so that the movable clamping plate 14 can slide more stably in the limiting groove 13;

the sliding block 15 is connected with the sliding groove in a sliding mode, and the sliding groove is located at two ends of the bottom of the limiting groove 13, so that the sliding block 15 can slide more stably and quickly;

a baffle 17 is arranged at one end of the top of the fixed platform 8, and the fixed platform 8 is fixedly connected with the baffle 17, so that the detector can be placed more stably;

the implementation mode is specifically as follows: in the practical use process of the utility model, the first semicircular sleeve 2 and the second semicircular sleeve 3 are firstly sleeved on the pipelines at two sides of the valve to be detected, the first semicircular sleeve 2 and the second semicircular sleeve 3 are fixed by the screw 5 and the nut 6, so that the inner leakage detection equipment of the whole pipeline valve is more stable when being fixed on the pipelines at two sides of the valve, then the handle of the movable clamping plate 14 is pulled to place the detector on the fixed platform 8, then the handle is released to fix the detector on the fixed platform 8, then the screw cap 11 is rotated to adjust the angle of the detector, and the proper angle is selected to carry out the valve detection operation, the structure is simple and reasonable, the operation is convenient and rapid, the condition that the position of the detector is held by an operator to generate deviation so that the detection accuracy is influenced is avoided, the detection accuracy is improved, meanwhile, the operation of personnel is reduced, so that the detection of the detector is more stable, the detection result is more accurate.

The working principle is as follows: firstly, the first semicircular sleeve 2 and the second semicircular sleeve 3 are sleeved on pipelines on two sides of a valve to be detected, then the first semicircular sleeve 2 and the second semicircular sleeve 3 are fixed through the threaded connection of the screw 5 and the nut 6, the inner leakage detection equipment of the whole pipeline valve is more stable when being fixed on the pipelines on two sides of the valve, then the handle of the movable clamping plate 14 is pulled, the movable clamping plate 14 moves towards the outside, the sliding block 15 slides in the sliding groove along with the movable clamping plate 14, the spring 16 is extruded by the movable clamping plate 14, the detector is placed on the fixed platform 8, the handle is released, the spring 16 rebounds, the detector is fixed on the fixed platform 8, then the angle of the detector is adjusted by rotating the screw cap 11, a proper angle is selected to carry out valve detection operation, finally, the screw cap 11 is screwed, and the fixed platform 8 is fixed.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pipeline valve internal leakage detection equipment, includes diaphragm (1), its characterized in that: a first semicircular sleeve (2) is arranged on one side of each of two ends of the transverse plate (1), a second semicircular sleeve (3) is arranged at the bottom of the first semicircular sleeve (2), fixed blocks (4) are fixedly connected to two ends of the first semicircular sleeve (2) and the second semicircular sleeve (3), a screw (5) is arranged at the top of each fixed block (4), a first through threaded hole is formed in the top of each fixed block (4), and a nut (6) is arranged at the bottom of each screw (5);

a limiting block (7) is arranged in the middle of the top of the transverse plate (1), a fixed platform (8) is arranged at the top of the limiting block (7), a movable block (9) is fixedly connected to the bottom of the fixed platform (8), a second through threaded hole (10) is formed in the bottom of the movable block (9), a screw cap (11) is arranged on one side of the bottom of the movable block (9), a screw rod (12) is fixedly connected to one end of the screw cap (11), limiting grooves (13) are formed in two sides of the surface of the top of the fixed platform (8), movable clamping plates (14) are arranged on two sides of the fixed platform (8), a handle is fixedly connected to one side of each movable clamping plate (14), sliding blocks (15) are fixedly connected to two ends of the bottom of each movable clamping plate (14), sliding grooves are formed in the outer sides of the sliding blocks (15), the spring (16) is fixedly connected with the fixed platform (8).

2. The pipeline valve internal leakage detection apparatus of claim 1, wherein: the screw (5) is in threaded connection with the first through threaded hole, the screw (5) is in threaded connection with the nut (6), and the transverse plate (1) is fixedly connected with the fixed block (4).

3. The pipeline valve internal leakage detection apparatus of claim 1, wherein: the cross section of the limiting block (7) is n-shaped, and the limiting block (7) is fixedly connected with the transverse plate (1).

4. The pipeline valve internal leakage detection apparatus of claim 1, wherein: fixed threaded hole is seted up to stopper (7) bottom one side, screw cap (11) one end and fixed threaded hole threaded connection are kept away from in screw rod (12), screw rod (12) run through stopper (7) one side and second run through threaded hole (10) threaded connection.

5. The pipeline valve internal leakage detection apparatus of claim 1, wherein: the movable clamping plate (14) is positioned in the limiting groove (13), and the movable clamping plate (14) is matched with the limiting groove (13).

6. The pipeline valve internal leakage detection apparatus of claim 1, wherein: the sliding block (15) is connected with the sliding groove in a sliding mode, and the sliding groove is located at two ends of the bottom of the limiting groove (13).

7. The pipeline valve internal leakage detection apparatus of claim 1, wherein: fixed platform (8) top one end is equipped with baffle (17), fixed platform (8) and baffle (17) fixed connection.