CN213022257U

CN213022257U - Vacuum breaker test system

Info

Publication number: CN213022257U
Application number: CN202021628018.3U
Authority: CN
Inventors: 高广宇; 唐兴成; 李来彬; 高贵松
Original assignee: Idc Plumbing & Heating Technology Beijing Co ltd
Current assignee: Idc Plumbing & Heating Technology Beijing Co ltd
Priority date: 2020-08-07
Filing date: 2020-08-07
Publication date: 2021-04-20
Anticipated expiration: 2030-08-07

Abstract

The utility model relates to a vacuum breaker test system, including inlet tube and outlet pipe, the inlet tube includes the horizontal pipe and the vertical pipe that communicate each other, the bottom of vertical pipe does the play water end of inlet tube, the outlet pipe is vertical and be located the below of vertical pipe, the top of outlet pipe is its end of intaking, the play water end of inlet tube with be equipped with the quick coupling mechanism who is used for connecting the vacuum breaker between the end of intaking of outlet pipe, be equipped with the ball valve on the horizontal pipe. The utility model discloses simple structure can realize installing and removing fast of vacuum breaker in test system to quick, accurate completion has improved efficiency of software testing to the test of vacuum breaker, has guaranteed the product quality of vacuum breaker.

Description

Vacuum breaker test system

Technical Field

The utility model relates to a valve test system especially relates to a vacuum breaker test system.

Background

In the operation process of the waterway system, negative pressure or vacuum is often generated in the system due to the fact that a pipeline at the rear end is long, water supply at the front end is reduced, stopped or condensed, the negative pressure or vacuum is easy to damage pipelines and components (such as a pump, a water storage tank or a valve) in the system, and a vacuum breaker is usually adopted to break the negative pressure or vacuum generated in the system in the prior art, so that high requirements are provided for the quality of the vacuum breaker, and the waterway system cannot be protected due to the failure or unqualified quality of the vacuum breaker. The vacuum breaker is required to be subjected to quality testing before leaving a factory, the structure of the traditional testing system is complex, and the vacuum breaker is complex to assemble and disassemble in the testing system, so that the testing efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a vacuum breaker test system, which has simple structure and convenient and quick assembly and disassembly of the vacuum breaker in the system.

The utility model discloses realize above-mentioned purpose's technical scheme is: the utility model provides a vacuum breaker test system, includes inlet tube and outlet pipe, the inlet tube includes horizontal pipe and the vertical pipe of mutual intercommunication, the bottom of vertical pipe does the play water end of inlet tube, the outlet pipe is vertical and be located the below of vertical pipe, the top of outlet pipe is its end of intaking, the play water end of inlet tube with be equipped with the quick coupling mechanism who is used for connecting the vacuum breaker between the end of intaking of outlet pipe, be equipped with the ball valve on the horizontal pipe.

Preferably, the quick connecting mechanism comprises a vacuum breaker clamp and an air cylinder, the vacuum breaker clamp is coaxially and fixedly connected with the water inlet end of the water outlet pipe, the air cylinder is vertically arranged, a cylinder body of the air cylinder is fixedly connected with the vacuum breaker clamp or the pipe wall of the water inlet end of the water outlet pipe, and the outer end of a piston rod of the air cylinder is fixedly connected with the pipe wall of the water outlet end of the water inlet pipe.

Preferably, the vertical tube has a length of not less than 0.8 feet.

Preferably, a pressure reducing valve is arranged on the horizontal pipe.

Preferably, a pressure gauge is arranged on the horizontal pipe.

Preferably, the pressure reducing valve is located on the horizontal pipe on the water inlet side of the ball valve.

Preferably, the pressure gauge is positioned on the horizontal pipe on the water outlet side of the ball valve.

Preferably, the pressure reducing valve is a pressure reducing valve with the pressure adjusting range of 10-200 Kpa.

Preferably, the water outlet end of the water outlet pipe is connected with a nozzle.

The water outlet pipe can be a hose.

The utility model has the advantages that: the utility model discloses simple structure, through vacuum breaker anchor clamps with the cylinder can realize installing and removing fast of vacuum breaker in test system to quick, accurate completion has improved efficiency of software testing to the test of vacuum breaker, has guaranteed the product quality of vacuum breaker.

Drawings

FIG. 1 is a schematic view of the vacuum breaker according to the present invention;

fig. 2 is a schematic view of the quick-connect mechanism of the present invention when connected to a vacuum breaker.

Detailed Description

Referring to fig. 1 and 2, the utility model discloses a vacuum breaker testing system, which is used for the quality test of a vacuum breaker and comprises a water inlet pipe 1 and a water outlet pipe 2, wherein the water inlet pipe comprises a horizontal pipe and a vertical pipe, one end of the horizontal pipe is communicated with the top end of the vertical pipe and can be connected by an elbow, the other end of the horizontal pipe is the water inlet end of the water inlet pipe and is used for connecting water supply equipment or a water supply pipe, the bottom end of the vertical pipe is the water outlet end of the water inlet pipe and is used for connecting the water inlet of the vacuum breaker 3, the water outlet pipe is vertically arranged below the vertical pipe, the top end of the water outlet pipe is the water inlet end and is used for connecting the water outlet of the vacuum breaker, a quick connecting mechanism used for connecting the vacuum breaker is arranged between the water outlet end of the water inlet pipe and the water inlet end of the water outlet pipe, the quick connecting mechanism can adopt a quick connecting mechanism, or called a quick-connect interface or a joint, the water inlet pipe can be arranged on the test platform, the horizontal pipe is provided with a ball valve 4 for controlling the on-off of the water inlet pipe, and the ball valve is preferably a manual ball valve.

The quick-connect mechanism preferably comprises a vacuum breaker clamp 5 for holding and securing the vacuum breaker, and a cylinder 6, and any suitable prior art clamp for holding a vacuum breaker, such as a clamp or a clamp, may be used, and a manually operable clamp may typically be used. The vacuum breaker fixture is coaxially and fixedly connected with the water inlet end of the water outlet pipe, the air cylinder is vertically arranged, a piston rod of the air cylinder is vertically upwards, a cylinder body of the air cylinder is fixedly connected with the vacuum breaker fixture or the pipe wall of the water inlet end of the water outlet pipe (the air cylinder can be connected through a suitable connecting piece or a suitable connecting frame), and the piston rod of the air cylinder is fixedly connected with the pipe wall of the water outlet end of the water inlet pipe (can be connected through a suitable connecting piece or a suitable connecting frame). When the vacuum breaker needs to be tested, the vacuum breaker is clamped and fixed through the vacuum breaker clamp, the water outlet of the vacuum breaker is communicated with the water inlet end of the water outlet pipe, the water outlet end of the water inlet pipe is communicated with the water inlet of the vacuum breaker by adjusting the telescopic length of the piston rod of the air cylinder, and therefore the vacuum breaker can be mounted in a testing system. The water outlet end of the water inlet pipe and the water inlet end of the water outlet pipe can be provided with sealing rings so as to ensure the sealing connection effect with the vacuum breaker. The connection mode of the air cylinder in the test system can also be that the piston rod of the air cylinder is vertically downward, the cylinder body of the air cylinder is fixedly connected with the pipe wall of the water outlet end of the water inlet pipe, the piston rod of the air cylinder is fixedly connected with the clamp of the vacuum breaker or the pipe wall of the water inlet end of the water outlet pipe, the position of the vacuum breaker and the reliability of connection with the water inlet pipe can be guaranteed through the arrangement of the air cylinder and the clamp, connection failure or leakage caused by factors such as pipeline hydraulic impact is avoided, and the accuracy of the detection mechanism is guaranteed.

The cylinder can adopt the prior art and is provided with a corresponding air source and air circuit control.

The length of the vertical pipe is preferably not less than 0.8 feet, such as 0.8 feet, 1 foot or 1.5 feet, so that the outlet side pipe of the ball valve has a sufficient test length to ensure smooth pressure.

The horizontal pipe is preferably provided with a pressure reducing valve 7, which is positioned on the horizontal pipe at the water inlet side of the ball valve and used for adjusting the water inlet pressure of the water inlet pipe so as to meet the test requirements. The pressure reducing valve is preferably a pressure reducing valve with a pressure adjusting range of 10-200 Kpa.

And a pressure gauge 8 is preferably arranged on the horizontal pipe and is positioned on the water outlet side of the ball valve and used for displaying the water inlet pressure of the water inlet pipe in real time so as to conveniently and accurately adjust the water inlet pressure. The pressure gauge is preferably a pressure gauge with a display range of 0-200 Kpa.

The water outlet end of the water outlet pipe is preferably connected with a nozzle 9, the nozzle is preferably a manual nozzle, the on-off of the water outlet pipe is conveniently controlled, and the water outlet condition of the water outlet pipe is conveniently observed.

The water inlet pipe and the water outlet pipe can be flexible pipes, such as metal flexible pipes or plastic flexible pipes, and can also be metal hard pipes or plastic hard pipes.

The utility model discloses test method and process to vacuum breaker do: the method comprises the steps of installing a vacuum breaker between the water outlet end of the water inlet pipe and the water inlet end of the water outlet pipe, enabling the water inlet and the water outlet of the vacuum breaker to be respectively communicated with the water outlet end of the water inlet pipe and the water inlet end of the water outlet pipe in a sealing mode, opening the nozzle, opening the ball valve, enabling water to flow through the vacuum breaker, adjusting the pressure reducing valve to enable the water inlet pressure in the water inlet pipe to be maintained in a required range, for example, 30psi (206.84Kpa), closing the ball valve, detaching the vacuum breaker from a test system after the pressure of the vacuum breaker is completely relieved, and checking whether all water in the vacuum breaker is released.

Claims

1. The utility model provides a vacuum breaker test system, its characterized in that includes inlet tube and outlet pipe, the inlet tube includes horizontal pipe and the vertical pipe of mutual intercommunication, the bottom of vertical pipe does the play water end of inlet tube, the outlet pipe is vertical and be located the below of vertical pipe, the top of outlet pipe is its end of intaking, the play water end of inlet tube with be equipped with the quick coupling mechanism who is used for connecting the vacuum breaker between the end of intaking of outlet pipe, be equipped with the ball valve on the horizontal pipe.

2. The vacuum breaker testing system of claim 1, wherein the quick connection mechanism comprises a vacuum breaker clamp and a cylinder, the vacuum breaker clamp is coaxially and fixedly connected to the water inlet end of the water outlet pipe, the cylinder is vertically arranged, a cylinder body of the cylinder is fixedly connected to the vacuum breaker clamp or the wall of the water inlet end of the water outlet pipe, and an outer end of a piston rod of the cylinder is fixedly connected to the wall of the water outlet end of the water inlet pipe.

3. The vacuum breaker testing system of claim 2, wherein the vertical tube has a length of not less than 0.8 feet.

4. The vacuum breaker testing system of claim 3, wherein the level tube is provided with a pressure relief valve.

5. The vacuum breaker testing system of claim 4, wherein a pressure gauge is disposed on the level tube.

6. The vacuum breaker testing system of claim 5, wherein said pressure relief valve is located on said horizontal tube on the water inlet side of said ball valve.

7. The vacuum breaker testing system of claim 6, wherein said pressure gauge is located on said horizontal tube on the effluent side of said ball valve.

8. The vacuum breaker testing system of claim 7, wherein the pressure relief valve is a pressure relief valve having a pressure regulation range of 10-200 Kpa.

9. The vacuum breaker testing system of claim 8, wherein a nozzle is connected to the outlet end of the outlet tube.

10. The vacuum breaker testing system of claim 9, wherein the outlet tube is a hose.