CN220960585U

CN220960585U - Valve body cold and hot impact testing device

Info

Publication number: CN220960585U
Application number: CN202322427195.5U
Authority: CN
Inventors: 李宁军
Original assignee: Suzhou Shunchi Testing Technology Co ltd
Current assignee: Suzhou Shunchi Testing Technology Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-05-14
Anticipated expiration: 2033-09-07

Abstract

The utility model provides a valve body cold and hot impact testing device which comprises two impact pipes, wherein the outer walls of the two impact pipes are fixedly connected with sleeves, the number of the sleeves is eight, push rods are slidably connected inside the eight sleeves, limiting blocks are fixedly connected inside the eight sleeves, springs are sleeved on the outer walls of the eight push rods, clamping blocks are fixedly connected to one ends of the eight push rods, clamping sleeves are connected to the outer walls of the eight clamping blocks in a clamping mode, the number of the clamping sleeves is two, and connecting pipes are connected to one side, opposite to the outer walls of the two clamping sleeves, in a sealing mode. According to the utility model, the outer wall of the connecting pipe is fixedly connected with the clamping sleeve, the clamping sleeve is internally provided with four clamping holes, the clamping sleeve is clamped with the four clamping blocks on the outer wall of the impact pipe, when the clamping sleeve is disassembled, the push rod is pressed inwards, then the clamping block can be pushed out to a part, and the clamping block is pressed by two hands, so that the clamping block slides out from the inside of the clamping sleeve, and the valve body is taken down.

Description

Valve body cold and hot impact testing device

Technical Field

The utility model relates to the technical field of testing, in particular to a valve body cold and hot impact testing device.

Background

Valve bodies are a major component of valves and are manufactured by various mechanical methods, such as casting, forging, etc., according to pressure levels, and valve bodies of medium and low pressure specifications are generally manufactured by casting processes. The valve body with medium and high pressure specification is produced by adopting a forging process, and can effectively bear medium pressure after being sealed together with the valve core and the valve seat sealing ring. Valves for fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex automatic control systems, which are quite diverse in variety and specification. The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.

The existing cold and hot impact testing device for the valve body on the market exists in working and use, the functionalization of the device is not strong, the traditional testing device fixes the valve body through threads when the valve body is installed, and the valve body is inconvenient to rotate and install on the device due to the fact that the valve body is different in shape and size. Therefore, it is necessary to provide a valve body cold and hot impact testing device to solve the above technical problems.

Disclosure of utility model

In order to solve the technical problems, the cold and hot impact testing device for the valve body comprises two impact pipes, wherein the outer walls of the two impact pipes are fixedly connected with sleeves, the number of the sleeves is eight, push rods are slidably connected inside the eight sleeves, limiting blocks are fixedly connected inside the eight sleeves, springs are sleeved on the outer walls of the eight push rods, clamping blocks are fixedly connected to one ends of the eight push rods, clamping sleeves are connected to the outer walls of the eight clamping blocks in a clamping mode, the number of the clamping sleeves is two, and connecting pipes are connected to one side, opposite to the outer walls of the two clamping sleeves, in a sealing mode.

Preferably, the bottoms of the two impact pipes are provided with a box body, the inner bottom of the box body is provided with a water tank, and a water pump is fixedly arranged above the water tank.

Preferably, the bottom sealing connection of water pump has the drinking-water pipe, the top sealing connection of water pump has the cold water pipe, the outer wall of cold water pipe laminating mutually has refrigerating plant.

Preferably, a hot water pipe is connected above the water pump and positioned on the right side of the cold water pipe in a sealing way, a heating device is attached to the outer wall of the hot water pipe, and a valve is connected to one side, opposite to the outer wall of the two connecting pipes, in a sealing way.

Preferably, the outer wall of eight push rod and the inside sliding connection of stopper, the one end of drinking-water pipe runs through in the outer wall of water tank and extends to the inside of water tank, the one end of cold water pipe and the left side sealing connection of one of them impact tube, the one end of hot-water line and the right side sealing connection of another one impact tube.

Compared with the related art, the utility model has the following beneficial effects: the outer wall fixedly connected with cutting ferrule of connecting pipe, the inside of cutting ferrule is provided with four draw-in holes, four fixture blocks block that are in the same place the cutting ferrule with strike the pipe outer wall, thereby fix the sealing to the valve body, and the outer wall of cutting ferrule is provided with the rubber pad, be favorable to increasing the leakproofness when connecting, after connecting, can utilize the characteristic of spring self, thereby carry out the pullback to the fixture block and make the clamping block tighter with the cutting ferrule block, and when dismantling it, push down the push rod inwards, then the fixture block can be released partly, reuse both hands press the fixture block, make it follow the inside roll-off of cutting ferrule, thereby take off the valve body.

Drawings

FIG. 1 is a schematic diagram of a thermal shock testing apparatus for a valve body according to a preferred embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of the structure shown in FIG. 1A;

fig. 3 is a schematic top view of the structure shown in fig. 1.

And (3) in the drawings: 1. an impingement tube; 2. a casing; 3. a push rod; 4. a limiting block; 5. a spring; 6. a clamping block; 7. a cutting sleeve; 8. a connecting pipe; 9. a case; 10. a water tank; 11. a water pump; 12. a water pumping pipe; 13. a cold water pipe; 14. a refrigerating device; 15. a hot water pipe; 16. a heating device; 17. and (3) a valve.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1-3, the cold and hot impact testing device for a valve body provided by the utility model comprises two impact pipes 1, wherein the outer walls of the two impact pipes 1 are fixedly connected with sleeves 2, the number of the sleeves 2 is eight, push rods 3 are slidably connected inside the eight sleeves 2, limiting blocks 4 are fixedly connected inside the eight sleeves 2, springs 5 are sleeved on the outer walls of the eight push rods 3, clamping blocks 6 are fixedly connected to one ends of the eight push rods 3, clamping sleeves 7 are connected to the outer walls of the eight clamping blocks 6 in a clamping manner, the number of the clamping sleeves 7 is two, and one side, opposite to the outer walls of the two clamping sleeves 7, of each clamping sleeve is hermetically connected with a connecting pipe 8.

The bottom of two impact tubes 1 has placed box 9, and water tank 10 has been placed to the interior bottom of box 9, and the top fixed mounting of water tank 10 has water pump 11, and water pump 11 has two apopores, and the water of its bottom of pumping Kong Zai is convenient to the inside water of water tank of its below.

The bottom sealing connection of water pump 11 has drinking-water pipe 12, and the top sealing connection of water pump 11 has cold water pipe 13, and the outer wall of cold water pipe 13 laminating mutually has refrigerating plant 14, and refrigerating plant 14 and the inner wall fixed connection of box 9, and cold water pipe 13 sets up to "S" to increased cold water pipe 13 and refrigerating plant 14' S area of contact, accelerated its refrigerated efficiency.

The upper side of the water pump 11 and the right side located in the cold water pipe 13 are connected with a hot water pipe 15 in a sealing manner, the outer walls of the hot water pipes 15 are attached with a heating device 16, one side, opposite to the outer walls of the two connecting pipes 8, of the hot water pipe 15 is connected with a valve 17 in a sealing manner, the heating device 16 is fixedly connected with the inner wall of the box body 9, and the hot water pipe 15 is arranged in an S shape, so that the contact area between the hot water pipe 15 and the heating device 16 is increased, and the heating efficiency is accelerated.

The outer wall of eight push rods 3 and the inside sliding connection of stopper 4, the one end of drinking-water pipe 12 runs through in the outer wall of water tank 10 and extends to the inside of water tank 10, and the one end of cold water pipe 13 and the left side sealing connection of one of them impact tube 1, the one end of hot-water line 15 and the right side sealing connection of another one impact tube 1 are favorable to the stability of device.

The working principle of the utility model is as follows:

The first step: firstly, a user needs to connect two ends of a valve body to be detected with the inner threads of two connecting pipes 8 together, the outer walls of the two connecting pipes 8 are sleeved with threaded sleeves to seal the two ends of the valve body, the outer walls of the connecting pipes 8 are fixedly connected with clamping sleeves 7, four clamping holes are formed in the clamping sleeves 7, the clamping sleeves 7 are clamped with four clamping blocks 6 on the outer walls of the impact pipes 1 together, so that the valve body is fixedly sealed, rubber pads are arranged on the outer walls of the clamping sleeves 7, the sealing performance in connection is improved, after connection is finished, the clamping blocks 6 are pulled back by the characteristics of springs 5, so that the clamping blocks are tightly clamped with the clamping sleeves 7, and when the connection is disassembled, a push rod 3 is pushed inwards, then the clamping blocks 6 are pushed out to be partially pushed out, and then the clamping blocks 6 are pressed by two hands to slide out from the inside of the clamping sleeves 7, so that the valve body is taken down;

And a second step of: after the valve body is installed, a user starts the water pump 11 to send water into the cold water pipe 13 and the hot water pipe 15, the bottom of the water pump 11 is connected with the water suction pipe 12 in a sealing way, the upper part of the water pump 11 is connected with the cold water pipe 13 in a sealing way, the outer wall of the cold water pipe 13 is attached with the refrigerating device 14, the upper part of the water pump 11 is connected with the hot water pipe 15 in a sealing way and is positioned on the right side of the cold water pipe 13, the outer wall of the hot water pipe 15 is attached with the heating device 16, one side, opposite to the outer wall, of the two connecting pipes 8 is connected with the valve 17 in a sealing way, so that cold and hot impact tests are carried out on the valve body, and if unilateral tests are required, the water valves above the two impact pipes 1 can be turned off.

According to the utility model, the outer wall of the connecting pipe 8 is fixedly connected with the clamping sleeve 7, four clamping holes are formed in the clamping sleeve 7, the clamping sleeve 7 is clamped with the four clamping blocks 6 on the outer wall of the impact pipe 1, so that the valve body is fixedly sealed, the rubber gasket is arranged on the outer wall of the clamping sleeve 7, the sealing performance in connection is improved, after the connection is finished, the clamping blocks 6 are pulled back by utilizing the characteristics of the springs 5, so that the clamping blocks are tightly clamped with the clamping sleeve 7, and when the clamping blocks are disassembled, the push rod 3 is pushed inwards, then the clamping blocks 6 are pushed out to be partially pressed, and the clamping blocks 6 are pressed by two hands to slide out from the inner part of the clamping sleeve 7, so that the valve body is taken down.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a cold and hot impact testing arrangement of valve body, includes two impact tube (1), its characterized in that: two the outer wall fixedly connected with cover shell (2) of impact tube (1) and the quantity of cover shell (2) are eight, eight the inside sliding connection of cover shell (2) has push rod (3), eight the inside fixedly connected with stopper (4) of cover shell (2), eight the outer wall cover of push rod (3) is equipped with spring (5), eight the one end fixedly connected with fixture block (6) of push rod (3), eight the outer wall block of fixture block (6) is connected with cutting ferrule (7) and the quantity of cutting ferrule (7) is two, and one side sealing connection that the outer wall of two cutting ferrules (7) is relative has connecting pipe (8).

2. The cold and hot impact testing device for the valve body according to claim 1, wherein the bottom parts of the two impact pipes (1) are provided with a box body (9), the inner bottom part of the box body (9) is provided with a water tank (10), and a water pump (11) is fixedly arranged above the water tank (10).

3. The cold and hot impact testing device for the valve body according to claim 2, wherein a water suction pipe (12) is connected to the bottom of the water pump (11) in a sealing manner, a cold water pipe (13) is connected to the upper portion of the water pump (11) in a sealing manner, and a refrigerating device (14) is attached to the outer wall of the cold water pipe (13).

4. A cold and hot impact testing device for a valve body according to claim 3, wherein a hot water pipe (15) is connected above the water pump (11) and on the right side of the cold water pipe (13) in a sealing manner, a heating device (16) is attached to the outer wall of the hot water pipe (15), and a valve (17) is connected on the opposite side of the outer walls of the two connecting pipes (8) in a sealing manner.

5. The cold and hot impact testing device for the valve body according to claim 4, wherein the outer walls of the eight push rods (3) are slidably connected with the inside of the limiting block (4), one end of the water pumping pipe (12) penetrates through the outer wall of the water tank (10) and extends to the inside of the water tank (10), one end of the cold water pipe (13) is in sealing connection with the left side of one of the impact pipes (1), and one end of the hot water pipe (15) is in sealing connection with the right side of the other impact pipe (1).