CN-122016190-A - Multifunctional supercharging pressure stabilizing and flow testing device and implementation method thereof

CN122016190ACN 122016190 ACN122016190 ACN 122016190ACN-122016190-A

Abstract

The invention discloses a multifunctional pressurizing, pressure stabilizing and flow testing device and an implementation method thereof, belongs to the technical field of flow testing, and solves the problems of complex detection procedures, low efficiency, high cost, non-uniform standards and the like of an air conditioner water system. The device comprises a water supplementing tank, a water supplementing pipe and a water circulating system, wherein the water circulating system is provided with a plurality of pipelines, ball valves, filters, supercharging devices, flow meters and the like, five water circulating structures can be switched and built through valves, and the device is suitable for combined online detection of equipment to be tested with/without a circulating pump, a hydraulic module, an air conditioner host and the hydraulic module. The implementation method is divided into three types of adaptation to different objects to be tested, and sequentially completes system connection, water supplementing, pressurization, pressure stabilizing and leakage detection, and can also measure flow lift and air conditioner host machine heating/cooling efficiency. The device is designed in an integrated manner, the detection flow is coherent, the cost is low, the result is accurate, the operation is safe and convenient, the detection standard is unified, and the device is suitable for the detection requirement of large-scale production.

Inventors

SHAO ANCHUN
DENG JUNQI

Assignees

宁波东大空调设备有限公司

Dates

Publication Date: 20260512
Application Date: 20260327

Claims (10)

1. The multifunctional pressurizing, pressure stabilizing and flow testing device comprises a water supplementing tank, a water supplementing pipe and a water circulating system, wherein the water supplementing tank comprises a tap water access pipe and a water draining and draining valve pipe, the tap water access pipe is arranged on one side of the upper portion of the water supplementing tank, a tap water access valve is arranged on the tap water access pipe, the water draining and draining valve pipe is arranged on one side of the bottom of the water supplementing tank, the water draining and draining valve pipe is provided with a water draining and draining valve, the water supplementing pipe is arranged below the water supplementing tank, the upper end of the water supplementing pipe is connected with the middle of the bottom of the water supplementing tank, the water circulating system is arranged below the water supplementing tank, and the ball valve G is arranged on the water supplementing pipe, and is characterized in that: The water circulation system comprises a water inlet pipe, equipment A to be tested, a water return pipe A, equipment B to be tested, a water return pipe B, a hydraulic module A, a hydraulic module B, an air conditioner host water circulation device and a connecting pipe, wherein the left end of the water inlet pipe is connected with the left end of the water return pipe A and then is communicated with the lower end of a water supplementing pipe; The automatic pressure relief valve, the ball valve D and the Y-shaped filter A are arranged on the water inlet pipe from left to right, the pressurizing pipe is arranged below the automatic pressure relief valve, the water pressurizing device is arranged below the pressurizing pipe, the upper end of the pressurizing pipe is connected with the automatic pressure relief valve, the lower end of the pressurizing pipe is connected with the water pressurizing device, and the ball valve F is arranged on the pressurizing pipe; The water return pipe A is provided with a ball valve C, a flowmeter and a ball valve E from right to left, the water return pipe B is provided with a ball valve A, Y type filter B, a circulating water pump and a ball valve B from right to left, and the left upper end of the water return pipe B is connected with the ball valve C of the water return pipe A and the flowmeter.
2. The multifunctional pressurizing, pressure stabilizing and flow testing device according to claim 1, wherein the right end of the water inlet pipe is connected with one side of the upper part of the equipment to be tested A, one side of the lower part of the equipment to be tested A is connected with the right end of the water return pipe A, so that the water inlet pipe, the equipment to be tested A and the water return pipe A form a water circulation structure A, when the water supplementing tank is connected with the water circulation structure A through the water supplementing pipe, the ball valve F and the ball valve B are closed, the ball valve G, the ball valve D, the ball valve C and the ball valve E are simultaneously opened, the water circulation structure A is in a water supplementing state, when the water circulation structure A is filled with water, the ball valve G is closed, the ball valve F is opened, the water pressurizing device is opened, and the water circulation structure A is in a pressurizing state.
3. The multifunctional pressurizing, stabilizing and flow testing device is characterized in that in a water circulation structure A, equipment A to be tested can be a hydraulic module A, the right side in the hydraulic module A is provided with equipment A to be tested, the left lower side in the hydraulic module A is provided with a circulating water pump, the right end of a water inlet pipe is connected with the left side of the upper part of the hydraulic module A, the right end of a water return pipe A is connected with the left side of the lower part of the hydraulic module A, the water inlet pipe, the hydraulic module A and the water return pipe A form a water circulation structure B, and the water supplementing state and the pressurizing state of the water circulation structure B are the same as those of the water circulation structure A.
4. The multifunctional pressurizing, pressure stabilizing and flow testing device according to claim 1, wherein the right end of the water inlet pipe is connected with one side of the upper part of the device to be tested A, one side of the lower part of the device to be tested B is connected with the right end of the water return pipe B, so that the water inlet pipe, the device to be tested B and the water return pipe B form a water circulation structure C, the ball valve F and the ball valve C are closed, the ball valve D, the ball valve A, the ball valve B, the ball valve E and the ball valve G are simultaneously opened, the water circulation structure C is in a water supplementing state, the ball valve G is closed, the ball valve F is opened, the water pressurizing device is started, and the water circulation structure C is in a pressurizing state after the water circulation structure C is filled with water.
5. The multifunctional pressurizing, stabilizing and flow testing device according to any one of claims 1 or 4 is characterized in that in a water circulation structure C, the device B to be tested can be a hydraulic module B, the device B to be tested is arranged on the right side in the hydraulic module B, the right end of a water inlet pipe is connected with the left side of the upper part of the hydraulic module B, the right end of a water return pipe is connected with the left side of the lower part of the hydraulic module B, the water inlet pipe, the hydraulic module B and the water return pipe B form a water circulation structure D, and the water supplementing state and the pressurizing state of the water circulation structure D are the same as those of the water circulation structure C.
6. The multifunctional pressurizing and pressure stabilizing and flow testing device according to claim 1, wherein the right end of the water inlet pipe is connected with a water inlet of a water circulating device of an air conditioner host, a water outlet of the water circulating device of the air conditioner host is connected with one side of the upper part of the hydraulic module B through a connecting pipe, one side of the lower part of the hydraulic module B is connected with the right end of the water return pipe B, the water inlet pipe, the water circulating device of the air conditioner host, the hydraulic module B and the water return pipe B form a water circulating structure E, and the water supplementing state and the pressurizing state of the water circulating structure E are the same as those of the water circulating structure C.
7. A method for implementing a multifunctional pressurizing, pressure stabilizing and flow testing device is characterized in that the multifunctional pressurizing, pressure stabilizing and flow testing device is adopted according to any one of claims 1-6, and when equipment to be tested is equipment A to be tested or a hydraulic module A with a circulating pump, the method comprises the following steps: (1) Connecting a water circulation system, namely connecting equipment A to be tested or a hydraulic module A to a water inlet pipe, and connecting a water return pipe A to form a water circulation structure A or a water circulation structure B; (2) The water circulation system is replenished with water by closing the ball valve F and the ball valve B, opening the ball valve D, the ball valve C and the ball valve E, opening the ball valve G and replenishing the water in the pipeline A of the water circulation structure; (3) Pressurizing the water circulation system, namely after the whole water system is filled with water, closing the ball valve G, opening the ball valve F, and starting a water pressurizing device to pressurize the whole water system; (4) If the pressure is reduced in the pressure stabilizing time, the problem that the waterway of the equipment to be tested is leaked is indicated, the pipe fitting on the waterway of the equipment to be tested is required to be checked, leakage points are eliminated, and the waterway is ensured to be sealed effectively; (5) The flow and lift measurement comprises the steps of after stabilizing pressure of equipment to be measured, confirming that no leakage exists, testing the flow and the lift of a water pump of the equipment to be measured, closing a ball valve F connected with a water pressurizing device, starting a circulating water pump, adjusting different pressures by adjusting the opening of the ball valve E, realizing the flow of water under different lifts, and detecting whether the distributed water pump meets design and actual requirements.
8. The method of claim 7, wherein when the device to be tested is a device to be tested B or a hydraulic module B without a circulating pump, the method comprises the following steps: (1) Connecting a water circulation system, namely connecting the equipment B to be tested or the hydraulic module B to a water inlet pipe, and connecting a water return pipe A to form a water circulation structure C or a water circulation structure D; (2) The water circulation system is replenished with water by closing the ball valves F and C, opening the ball valves D, A, B and E and then opening the ball valve G, and replenishing water to the water pipelines of the water circulation structure C and D; the rest processes are the same as those when the equipment to be tested is the equipment A to be tested or the hydraulic module A with the circulating pump.
9. The method of claim 7, wherein when the device to be tested is a combined on-line test of a main machine water circulation device and a hydraulic module B, the method comprises the following steps: (1) Connecting a water circulation system, namely connecting a water circulation device of an air conditioner host machine and a hydraulic module B to a water inlet pipe, and connecting a water return pipe B to form a water circulation structure E; (2) The water circulation system is replenished with water by closing the ball valves F and C, opening the ball valves D, A, B and E and then opening the ball valve G, and replenishing the water pipeline of the water circulation structure E; the rest processes are the same as those when the equipment to be tested is the equipment A to be tested or the hydraulic module A with the circulating pump.
10. The method for implementing the multifunctional pressurizing, pressure stabilizing and flow testing device according to claim 9, wherein when the equipment to be tested is a combined online test of a host water circulation device and a hydraulic module B, the method is characterized in that the measurement of the working time of a needed air conditioner host machine can be realized by heating initial water of a certain liter water tank from 25 ℃ to 45 ℃ domestic water or from 35 ℃ initial water to 7 ℃ air conditioner water.

Description

Multifunctional supercharging pressure stabilizing and flow testing device and implementation method thereof Technical Field The invention relates to a device for pressurizing, stabilizing and testing flow and an implementation method thereof, in particular to a multifunctional device for pressurizing, stabilizing and testing flow and an implementation method thereof, belonging to the technical field of flow testing. Background In the production detection process of the air conditioner main machine water circulation device and the matched hydraulic module, the two core operations of water system pressure-maintaining pressure-stabilizing sealing detection and flow test are commonly and independently carried out, and various industry pain points exist that the test working condition is required to be built for many times, the connecting pipeline is repeatedly disassembled and assembled, the detection procedure is complicated, the manual work load is greatly increased, the whole test efficiency is low due to the fact that the detection flow is not continuous, the large-scale and high-efficiency production detection beat is difficult to adapt, more equipment resources and site space are required to be occupied for separate detection, the test consumable consumption is improved through repeated operation, the production test cost is high, meanwhile, the detection standards are inconsistent due to different detection equipment and different operation links, the manual detection error is increased, and the unified quality control of enterprises is not facilitated. Disclosure of Invention The invention aims at overcoming the defects of large workload, low efficiency and high production and test cost in the prior art of the pressurizing and pressure stabilizing and flow testing device of the air conditioner host water circulation device, and provides a multifunctional pressurizing and pressure stabilizing and flow testing device and an implementation method thereof, which can achieve the purposes of reducing the workload, improving the working efficiency and reducing the production and test cost. In order to achieve the purposes, the multifunctional pressurizing, pressure stabilizing and flow testing device comprises a water supplementing tank, a water supplementing pipe and a water circulating system, wherein the water supplementing tank comprises a tap water access pipe and a water draining and draining valve pipe, the tap water access pipe is arranged on one side of the upper part of the water supplementing tank, the tap water access pipe is provided with a tap water access valve, the water draining and draining valve pipe is arranged on one side of the bottom of the water supplementing tank, the water draining and draining valve pipe is provided with a water draining and draining valve, the water supplementing pipe is arranged below the water supplementing tank, the upper end of the water supplementing pipe is connected with the middle of the bottom of the water supplementing tank, the water circulating system is arranged below the water supplementing tank, and the ball valve G is arranged on the water supplementing pipe; The water circulation system comprises a water inlet pipe, equipment A to be tested, a water return pipe A, equipment B to be tested, a water return pipe B, a hydraulic module A, a hydraulic module B, an air conditioner host water circulation device and a connecting pipe, wherein the left end of the water inlet pipe is connected with the left end of the water return pipe A and then is communicated with the lower end of a water supplementing pipe; The automatic pressure relief valve, the ball valve D and the Y-shaped filter A are arranged on the water inlet pipe from left to right, the pressurizing pipe is arranged below the automatic pressure relief valve, the water pressurizing device is arranged below the pressurizing pipe, the upper end of the pressurizing pipe is connected with the automatic pressure relief valve, the lower end of the pressurizing pipe is connected with the water pressurizing device, and the ball valve F is arranged on the pressurizing pipe; The water return pipe A is provided with a ball valve C, a flowmeter and a ball valve E from right to left, the water return pipe B is provided with a ball valve A, Y type filter B, a circulating water pump and a ball valve B from right to left, and the left upper end of the water return pipe B is connected with the ball valve C of the water return pipe A and the flowmeter. The right end of the water inlet pipe is connected with one side of the upper part of the equipment to be tested A, and one side of the lower part of the equipment to be tested A is connected with the right end of the water return pipe A, so that the water inlet pipe, the equipment to be tested A and the water return pipe A form a water circulation structure A; When the water replenishing tank is connected with the water circulation structure A through the water repl