Integrated multi-specification water valve testing device
The modularly designed integrated multi-specification water valve testing device solves the problem of single-specification customization in traditional testing equipment, enabling rapid and accurate testing of valves of various specifications, improving testing efficiency and accuracy, and reducing costs.
Patent Information
- Application Number
- CN202520657539.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-09
- Publication Date
- 2026-02-27
- Estimated Expiration
- 2035-04-09
AI Technical Summary
Existing technologies lack integrated testing devices that can cover valves of multiple sizes (DN50-DN150), resulting in low efficiency in acquiring valve resistance data, high testing costs, frequent replacement of fixtures and sensors, long testing cycles, and low efficiency and insufficient accuracy in resistance testing.
An integrated multi-specification water valve testing device is designed, which adopts a modular integrated design, including an H-shaped steel frame and various types of test pipes, to achieve rapid assembly and disassembly. Combined with differential pressure sensors and electromagnetic flow meters, it enables efficient and accurate valve resistance testing.
It enables rapid switching and accurate testing of valves of various specifications, improves testing efficiency by 300%, reduces floor space, lowers testing costs, and improves data accuracy and testing cycle.
Smart Images
Figure CN223953856U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to fluid machinery test technical field especially relates to integrated multi-specification water valve testing arrangement. BACKGROUND
[0002] Water valve resistance testing arrangement is a kind of special equipment for measuring the fluid resistance characteristics of valve under different working conditions, usually by pressure sensor, flowmeter, data acquisition system and control unit is formed, its working principle is through simulating the fluid in actual pipeline and flowing through valve, real-time monitoring pressure difference and flow data before and after valve, to calculate flow resistance coefficient, pressure loss and other key parameters, for evaluating the energy-saving performance, sealing property and flow efficiency of valve, the device is widely used in valve production quality inspection, water conservancy project acceptance and industrial pipeline system optimization etc. Field, ensure that valve meets design standard and working condition requirement, and valve industry needs to reduce water delivery system energy consumption through low resistance design.
[0003] However, the current market lacks integrated testing device that can cover multiple specifications (DN50-DN150) and multiple types of valves, resulting in low efficiency in obtaining valve resistance data, high testing cost, and the traditional testing equipment is mostly single-specification customized structure, which has problems such as large occupied area, low reuse rate, high energy consumption, frequent replacement of fixtures and sensors, long testing period, low resistance testing efficiency, insufficient precision, and poor multi-specification compatibility.
[0004] Therefore, in view of the above problems that the traditional testing equipment is mostly single-specification customized structure, the efficiency of obtaining valve resistance data is low, the testing cost is high, the fixtures and sensors need to be frequently replaced, the testing period is long, the resistance testing efficiency is low, and the precision is insufficient, a valve resistance testing device with modular integrated design can be designed to provide data support for low-resistance optimization of valves, and solve the above problems. UTILITY MODEL CONTENTS
[0005] In order to overcome the problem that the traditional testing equipment is mostly single-specification customized structure, the efficiency of obtaining valve resistance data is low, the testing cost is high, the fixtures and sensors need to be frequently replaced, the testing period is long, the resistance testing efficiency is low, and the precision is insufficient.
[0006] The utility model discloses a technical scheme for: integrated multi-specification water valve testing device, including H type steel cross arm top tray, still including H type steel frame, a plurality of H type steel frames are fixedly connected with the H type steel cross arm top tray below through bolt, H type steel frame lower portion is fixedly connected with H type steel cross arm bottom tray through bolt, the stainless steel water tank is fixedly connected on H type steel frame, the water outlet pipe is connected with the pipeline of the rubber flexible connector of the pipeline connection of the water outlet pipe, the rubber flexible connector is connected with the frequency conversion water pump of the pipeline of the other end, the frequency conversion water pump is connected with a plurality of test pipelines through the pipeline of the rubber flexible connector, and the pipeline of the DN150-DN50 mode pipeline is installed from below to above in proper order to the plurality of test pipelines, and the pipeline of the water return pipe is connected with the pipeline of the one end of the water outlet pipe away from the test pipeline, the pipeline of the water return pipe is connected with the pipeline of the one end of the water outlet pipe away from the test pipeline, and the water return pipe is located stainless steel water tank top.
[0007] Preferably, the H type steel cross arm top tray, H type steel frame, H type steel cross arm bottom tray are quickly assembled on site through bolt, then the test pipeline is installed from below to above in proper order, and the pipeline of DN150-DN50 various mode is included, when testing, the test pipeline of one mode that needs to test is opened, the fluid in the stainless steel pipe water tank is transported to the frequency conversion water pump through the water outlet pipe, the frequency conversion water pump exports negative pressure, and the fluid is transported to the specified test pipeline, after being measured through the test pipeline, is transported to the stainless steel water tank again through the water return pipe, and waits for the next test.
[0008] As preferred, the water valve is fixedly connected on the test pipeline, and the differential pressure sensor is arranged at both ends of the water valve and fixedly connected on the test pipeline, and the model of the differential pressure sensor is DF6-PH sensor.
[0009] As preferred, the PCL cabinet is fixedly connected on the H type steel frame, and the PCL cabinet is arranged at one side of the stainless steel water tank, and the PCL cabinet is electrically connected with the frequency conversion water pump, differential pressure sensor and water valve.
[0010] As preferred, the electromagnetic flowmeter is fixedly connected on the end of the test pipeline, and the electromagnetic flowmeter is electrically connected with the PCL cabinet.
[0011] As preferred, the U type card is fixedly connected on the H type steel frame, and the test pipeline is fixedly connected below the U type card.
[0012] As preferred, the exhaust valve is fixedly connected above the end of the water outlet pipe, and the module lifting hook is fixedly connected above the H type steel cross arm top tray.
[0013] As preferred, the water supplement pipe is fixedly connected above the stainless steel water tank, and the temperature controller is fixedly connected around the stainless steel water tank, and the temperature controller is electrically connected with the PCL cabinet.
[0014] The utility model discloses the beneficial effect:
[0015] DN150-DN50 various models of test pipe, to achieve modular fast structure, adjustable flow channel section design, to achieve the purpose of "one machine multi-use", valve switching can quickly select different pipe diameter pipe, avoid repeated disassembly, and ladder layout and modular design to reduce the floor area, suitable for limited space test environment, high-strength bolted frame also supports subsequent increase in pipe specifications or the whole migration module, also achieved closed loop system and integrated booster pump, ensure constant test pressure, high data accuracy, single module covers 6 specifications valve test, test efficiency is improved by 300%, support "one valve one data" precision optimization. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 The overall three-dimensional structure schematic diagram of the utility model is shown.
[0017] Figure 2 The overall cross-section structure schematic diagram of the utility model is shown.
[0018] Figure 3 The H-shaped steel cross arm top disc structure schematic diagram of the utility model is shown.
[0019] Figure 4 The H-shaped steel frame connection structure schematic diagram of the utility model is shown.
[0020] Figure 5 The test pipe structure schematic diagram of the utility model is shown.
[0021] The reference signs are explained as follows: 1, H-shaped steel cross arm top disc; 2, H-shaped steel frame; 3, H-shaped steel cross arm bottom disc; 4, stainless steel water tank; 401, backwater pipe; 402, water outlet pipe; 403, test pipe; 404, temperature controller; 5, PCL cabinet; 6, module lifting hook; 7, frequency conversion water pump; 8, rubber flexible joint; 9, water replenishment pipe; 10, U-shaped clamp; 11, differential pressure sensor; 12, water valve; 13, electromagnetic flowmeter; 14, exhaust valve. DETAILED DESCRIPTION
[0022] The utility model will be further explained in combination with the drawings and examples.
[0023] Please refer to Figures 1-5The utility model provides a kind of integrated multi-specification water valve testing device, including H-shaped steel cross arm top tray 1;Further including H-shaped steel frame 2, several H-shaped steel frames 2 are fixedly connected with the bolt below H-shaped steel cross arm top tray 1, H-shaped steel frame 2 is fixedly connected with H-shaped steel cross arm bottom tray 3 by bolt below, stainless steel water tank 4 is fixedly connected on H-shaped steel frame 2, water outlet pipe 402 is connected with pipeline below stainless steel water tank 4, rubber flexible joint 8 is connected with pipeline on water outlet pipe 402, frequency conversion water pump 7 is connected with several test pipes 403 by rubber flexible joint 8 pipeline, DN150-DN50 mode pipes are sequentially installed from below to above in several test pipes 403, water return pipe 401 is connected with pipeline on the end of test pipe 403 far from water outlet pipe 402, stainless steel water tank 4 is connected with pipeline on the end of water return pipe 401 far from test pipe 403, water return pipe 401 is located above stainless steel water tank 4, H-shaped steel cross arm top tray 1, H-shaped steel frame 2, H-shaped steel cross arm bottom tray 3 are quickly assembled by bolt on site, then test pipe 403 is sequentially installed from below to above, and DN150-DN50 multiple modes of pipes are included, when testing, open one mode test pipe 403 needing testing, fluid in stainless steel water tank 4 is transported to frequency conversion water pump 7 by water outlet pipe 402, frequency conversion water pump 7 exports negative pressure, fluid is transported to specified test pipe 403, after being measured by test pipe 403, it is transported to stainless steel water tank 4 again by water return pipe 401, waits for next time testing, water valve 12 is fixedly connected on test pipe 403, differential pressure sensor 11 is equipped with on both ends of water valve 12, differential pressure sensor 11 is fixedly connected on test pipe 403, the mode of differential pressure sensor 11 is D6F-PH sensor, water valve 12 is used to control the opening and closing of test pipe 403, realizes the pressure test to the water valve of different mode test pipe 403, differential pressure sensor 11 is used to detect the pressure change before and after water valve, obtains test result, PCL cabinet 5 is fixedly connected on H-shaped steel frame 2, PCL cabinet 5 is located on one side of stainless steel water tank 4, PCL cabinet 5 is electrically connected with frequency conversion water pump 7, differential pressure sensor 11 and water valve 12, PCL cabinet 5 is used to control other electrical elements, accepts signal from different electrical elements, and feedback in time, obtains test result.
[0024] Please refer to Figures 1-5In the embodiment, the electromagnetic flowmeter 13 is fixedly connected to the end of the test pipeline 403, the electromagnetic flowmeter 13 is electrically connected to the PCL cabinet 5, the electromagnetic flowmeter 13 measures the fluid in the test pipeline 403 again to verify the test result, the U-shaped clamp 10 is fixedly connected to the H-shaped steel frame 2, the test pipeline 403 is fixedly connected below the U-shaped clamp 10, the test pipeline 403 is fixed on the H-shaped steel frame 2 by the U-shaped clamp 10, so that the test pipeline 403 does not deviate, the exhaust valve 14 is fixedly connected above the end of the water outlet pipe 402, a plurality of module hooks 6 are fixedly connected above the H-shaped steel cross arm top plate 1, the exhaust valve 14 is used to exhaust the gas in the fluid to ensure the accuracy of the test, the module hooks 6 are arranged to facilitate installation, the water supplement pipe 9 is fixedly connected above the stainless steel water tank 4, the temperature controller 404 is fixedly connected around the stainless steel water tank 4, the temperature controller 404 is electrically connected to the PCL cabinet 5, when the water flow is small, the water supplement pipe 9 is used to supplement the water source in the stainless steel water tank 4, and the temperature controller 404 is used to ensure the stability of the internal water source or other fluid state.
[0025] In work, the H-shaped steel cross arm top plate 1, the H-shaped steel frame 2 and the H-shaped steel cross arm bottom plate 3 are quickly assembled on site through bolts, then the test pipeline 403 is fixed on the H-shaped steel frame 2 by the U-shaped clamp 10, the test pipeline 403 is installed from bottom to top in sequence, and includes pipelines of various models such as DN150-DN50, the water supplement pipe 9 is used by the staff to supplement the water source in the stainless steel water tank 4, the temperature controller 404 is used to ensure the stability of the internal water source or other fluid state, when testing, a test pipeline 403 of a required model is opened, the fluid in the stainless steel water tank 4 is transported to the variable frequency water pump 7 through the water outlet pipe 402, the variable frequency water pump 7 outputs negative pressure, the exhaust valve 14 exhausts the gas in the fluid, then the fluid is transported to the specified test pipeline 403, the water valve 12 controls the opening and closing of the test pipeline 403, the water valves of test pipelines 403 of different models are pressure tested, the differential pressure sensor 11 detects the pressure change before and after the water valve, then the electromagnetic flowmeter 13 measures the fluid in the test pipeline 403 again to verify the test result, the PCL cabinet 5 receives signals from the differential pressure sensor 11 and the electromagnetic flowmeter 13 to obtain the test result, and finally the fluid is transported to the stainless steel water tank 4 through the backwater pipe 401 for next test.
[0026] Through the above steps, the DN150-DN50 various model test pipeline 403 is used to realize the modular quick installation structure and the adjustable flow passage section design, the purpose of "one machine with multiple uses" is achieved, the valve switching can quickly select different pipe diameter pipelines, repeated disassembly and assembly are avoided, and the step type layout and the modular design reduce the land occupation area, are suitable for the test environment with limited site, closed circulation system and integrated pressurizing pump are also achieved, the test pressure is ensured to be constant, the data precision is high, the traditional test equipment is mostly single specification customized structure, the valve resistance data acquisition efficiency is low, the test cost is high, the fixture and the sensor need to be frequently replaced, the test period is long, the resistance test efficiency is low, and the precision is insufficient.
Claims
1. Integrated multi-specification water valve testing device, comprising an H-shaped steel cross arm top disc (1); characterized in that: The H-shaped steel frame (2) is fixedly connected below the H-shaped steel cross arm top disc (1) by bolts, the H-shaped steel frame (2) is fixedly connected below the H-shaped steel cross arm bottom disc (3) by bolts, the stainless steel water tank (4) is fixedly connected on the H-shaped steel frame (2), the water outlet pipe (402) is connected to the stainless steel water tank (4) by a pipeline, the rubber flexible joint (8) is connected to the water outlet pipe (402) by a pipeline, the variable frequency water pump (7) is connected to the other end of the rubber flexible joint (8) by a pipeline, the variable frequency water pump (7) is connected to a plurality of test pipes (403) by a pipeline through the rubber flexible joint (8), the DN150-DN50 type pipes are installed in the plurality of test pipes (403) from bottom to top, the water return pipe (401) is connected to one end of the test pipe (403) away from the water outlet pipe (402) by a pipeline, the stainless steel water tank (4) is connected to one end of the water return pipe (401) away from the test pipe (403) by a pipeline, and the water return pipe (401) is located above the stainless steel water tank (4).
2. The integrated multi-specification water valve testing device of claim 1, wherein: The water valve (12) is fixedly connected to the test pipe (403), the differential pressure sensor (11) is arranged at both ends of the water valve (12), the differential pressure sensor (11) is fixedly connected to the test pipe (403), and the model of the differential pressure sensor (11) is D6F-PH sensor.
3. The integrated multi-specification water valve testing device of claim 1, wherein: The PCL cabinet (5) is fixedly connected to the H-shaped steel frame (2), the PCL cabinet (5) is located on one side of the stainless steel water tank (4), and the PCL cabinet (5) is electrically connected with the variable frequency water pump (7), the differential pressure sensor (11) and the water valve (12).
4. The integrated multi-specification water valve testing device of claim 1, wherein: The electromagnetic flowmeter (13) is fixedly connected to the end of the test pipe (403), and the electromagnetic flowmeter (13) is electrically connected with the PCL cabinet (5).
5. The integrated multi-specification water valve testing device of claim 1, wherein: The U-shaped clamp (10) is fixedly connected to the H-shaped steel frame (2), and the test pipe (403) is fixedly connected below the U-shaped clamp (10).
6. The integrated multi-specification water valve testing device of claim 1, wherein: The exhaust valve (14) is fixedly connected above the end of the water outlet pipe (402), and a plurality of module hooks (6) are fixedly connected above the H-shaped steel cross arm top disc (1).
7. The integrated multi-specification water valve testing device of claim 1, wherein: The water replenishing pipe (9) is fixedly connected above the stainless steel water tank (4), and the temperature controller (404) is fixedly connected around the stainless steel water tank (4), and the temperature controller (404) is electrically connected with the PCL cabinet (5).