CN219141906U

CN219141906U - Detection device for secondary water supply equipment

Info

Publication number: CN219141906U
Application number: CN202320029093.5U
Authority: CN
Inventors: 马卫明
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-06
Anticipated expiration: 2033-01-06

Abstract

The detection device for the secondary water supply equipment comprises a water tank and a control room, wherein the water tank is connected with a first water supply branch, a second water supply branch and a third water supply branch which supply water to the secondary water supply equipment to be detected, the other ends of the first water supply branch, the second water supply branch and the third water supply branch, which are far away from the water tank, are connected to a water supply main pipe, and the water tank is also connected with a first water return pipe and a second water return pipe which are used for returning water of the secondary water supply equipment to be detected; the detection device realizes the combined operation inspection of secondary water supply equipment and control cabinets in various forms and specifications, realizes the complete machine inspection of equipment, fills the blank of factory inspection, improves the factory inspection level of products of enterprises, ensures the factory quality of the products, reduces fault points and equipment hidden danger, facilitates data analysis, provides data support for upgrading, reforming, saving energy and reducing consumption of equipment, reduces maintenance cost and labor cost, and shortens engineering debugging time.

Description

Detection device for secondary water supply equipment

Technical Field

The utility model relates to a detection device for secondary water supply equipment.

Background

The secondary water supply equipment cannot be jointly operated and inspected before leaving the factory, the equipment and the control cabinet can only be simply inspected respectively, the equipment is subjected to mechanical part tightness test, namely, the equipment is qualified after no water leakage, the variable frequency control cabinet only carries out appearance and wiring firmness detection, the equipment noise, vibration, operation stability and the like cannot be carried out because the equipment does not operate, various data detection, function detection and the like cannot be carried out, the control parameters of the equipment operation cannot be calibrated, and the quality of the whole equipment cannot be ensured.

The secondary water supply equipment can be actually debugged and operated only after engineering installation and under the condition of water supply and power supply, technicians need to go to engineering site debugging, simulate water consumption of users, perform site operation and fumbling, set various operation parameters, and therefore, the construction period is long, equipment acceptance is slow, the factory quality of the equipment is not guaranteed, and site maintenance and replacement are difficult.

Disclosure of Invention

In view of the shortcomings in the foregoing, the present utility model provides a detection apparatus for a secondary water supply device.

In order to achieve the above-mentioned purpose, the utility model provides a detection device for secondary water supply equipment, including a water tank, a control room, connect to until waiting to detect the first water supply branch, second water supply branch and third water supply branch that the secondary water supply equipment supplies water on the said water tank, said first water supply branch has first manual valve, first vertical multi-stage centrifugal pump, first flow regulation and control instrument sequentially along the water supply direction, said second water supply branch has second manual valve, second vertical multi-stage centrifugal pump, fourth manual valve sequentially along the water supply direction, said first water supply branch, said second water supply branch, said third water supply branch is far from another end of the said water tank and all connects to the water supply header pipe, said water supply header pipe and said first water supply branch, said second water supply branch and said third water supply branch have first water supply flow regulation and control instrument and form the first water supply mouth, said another water supply branch has detection flow meter and forms the second water supply flow regulation and control instrument sequentially, said first water supply mouth, said another water supply branch has the second water supply mouth and the second water supply mouth, the said vertical water supply mouth has the second water supply mouth and the third water supply meter and forms the water supply mouth, the vertical water supply mouth and the said water supply meter and has the water supply mouth and the third water supply mouth and has the water supply mouth and the water supply meter and forms the water supply respectively and has the water supply mouth and the water supply device;

the water tank is also connected with a first water return pipe and a second water return pipe for backwater of the secondary water supply equipment to be detected, backwater detection flow meters and backwater flow rate regulation and control instruments are arranged on the first water return pipe and the second water return pipe, the first water return pipe is bent and connected to the bottom position of the water tank on a horizontal plane, and the second water return pipe is bent and connected to the top position of the water tank on a vertical plane;

the first vertical multistage centrifugal pump, the first flow regulating instrument, the second vertical multistage centrifugal pump, the first water supply flow regulating instrument, the water supply detection flowmeter, the second water supply flow regulating instrument, the third water supply flow regulating instrument, the fourth water supply flow regulating instrument, the backwater detection flowmeter and the backwater flow regulating instrument are connected to the control room through cables so as to acquire and record data.

Further, the water tank is further connected with a water inlet pipe, the water inlet pipe is connected with municipal water supply, the water tank is further connected with a water outlet pipe, the water inlet pipe and the water outlet pipe are respectively provided with a control valve, so that the flow control or cutting-off function of a waterway is realized, and the water inlet pipe and the water outlet pipe realize the supplement and discharge of water in the water tank.

Further, the top of water tank is equipped with the ventilation cap, the lateral part of water tank is equipped with the cat ladder, still be equipped with the manhole on the water tank, the ventilation cap has realized the inside and outside atmospheric pressure balance of water tank, and the cat ladder and manhole are convenient for the maintenance and the maintenance of water tank.

Further, still be equipped with a plurality of centrifugal pump on the water tank and detect and use the connecting pipe, be equipped with hydraulic mechanism on the connecting pipe for the centrifugal pump detects in order to realize waiting to detect the quick clamping of centrifugal pump, be equipped with connecting pipe manual valve, connecting pipe detection flowmeter, connecting pipe flow regulation and control appearance on the connecting pipe for the centrifugal pump detects, the connecting pipe detection flowmeter connecting pipe flow regulation and control appearance all electricity be connected to the control room, detection device still is applicable to the performance detection of various centrifugal pumps, and the functional enhancement.

Compared with the prior art, the utility model has the beneficial effects that: the detection device realizes the combined operation inspection of secondary water supply equipment and control cabinets in various forms and specifications, realizes the complete machine inspection of equipment, fills the blank of factory inspection, improves the factory inspection level of products of enterprises, ensures the factory quality of the products, reduces fault points and equipment hidden danger, facilitates data analysis, provides data support for upgrading, reforming, saving energy and reducing consumption of equipment, reduces maintenance cost and labor cost, and shortens engineering debugging time.

Drawings

FIG. 1 is a perspective view of a detecting apparatus for a secondary water supply device according to the present utility model;

FIG. 2 is a perspective view of a detecting unit for a secondary water supply apparatus according to the present utility model;

fig. 3 is an enlarged view of the position a in fig. 1.

In the figure: 1. a water tank; 2. a control room; 3. a first water supply branch; 4. a second water supply branch; 5. a third water supply branch; 6. a first manual valve; 7. a first vertical multistage centrifugal pump; 8. a first flow regulator; 9. a second manual valve; 10. a third manual valve; 11. a second vertical multistage centrifugal pump; 12. a fourth manual valve; 13. a water supply main pipe; 131. a first water supply port; 132. a second water supply port; 133. a third water supply port; 14. a first water supply flow regulator; 15. a water supply detection flow meter; 16. a second water supply flow regulator; 17. a third water supply flow regulator; 18. a fourth water supply flow regulator; 19. a vertical water supply pipe; 191. a vertical water supply port; 20. a first return pipe; 21. a second return pipe; 22. a backwater detection flowmeter; 23. a backwater flow regulator; 24. a water inlet pipe; 25. a connecting pipe for detecting the centrifugal pump; 26. a hydraulic mechanism; 27. a centrifugal pump to be detected; 28. a connecting pipe manual valve; 29. detecting a flowmeter by a connecting pipe; 30. and a connecting pipe flow regulating and controlling instrument.

Detailed Description

As shown in fig. 1, 2 and 3, a detection device for a secondary water supply device according to an embodiment of the present utility model includes a water tank 1, a control chamber 2, a first water supply branch 3, a second water supply branch 4 and a third water supply branch 5 for supplying water to the secondary water supply device to be detected are connected to the water tank 1, the first water supply branch 3 is sequentially provided with a first manual valve 6, a first vertical multistage centrifugal pump 7 and a first flow regulator 8 along a water supply direction, the second water supply branch 4 is provided with a second manual valve 9 along the water supply direction, the third water supply branch 5 is sequentially provided with a third manual valve 10, a second vertical multistage centrifugal pump 11 and a fourth manual valve 12 along the water supply direction, the other ends of the first water supply branch 3, the second water supply branch 4 and the third water supply branch 5, which are far from the water tank 1, are all connected to a water supply main 13, the water supply main pipe 13 is L-shaped, a first water supply flow regulator 14 and a first water supply port 131 are arranged on connecting pipes of the water supply main pipe 13 and the first water supply branch 3, the second water supply branch 4 and the third water supply branch 5, a water supply detection flowmeter 15 and a second water supply port 132 and a third water supply port 133 are arranged on the other connecting pipe of the water supply main pipe 13, a second water supply flow regulator 16 and a third water supply flow regulator 17 are respectively arranged at the second water supply port 132 and the third water supply port 133, a vertical water supply pipe 19 and a vertical water supply port 191 are also arranged on the other connecting pipe of the water supply main pipe 13, and a fourth water supply flow regulator 18 is arranged at the connecting position of the vertical water supply pipe 19 and the water supply main pipe 13; the water tank 1 is also connected with a first water return pipe 20 and a second water return pipe 21 for detecting the water return of the secondary water supply equipment, a water return detection flowmeter 22 and a water return flow regulator 23 are arranged on the first water return pipe 20 and the second water return pipe 21, the first water return pipe 20 is bent and connected to the bottom position of the water tank 1 on the horizontal plane, and the second water return pipe 21 is bent and connected to the top position of the water tank 1 on the vertical plane; the first vertical multistage centrifugal pump 7, the first flow regulator 8, the second vertical multistage centrifugal pump 11, the first water supply flow regulator 14, the water supply detection flowmeter 15, the second water supply flow regulator 16, the third water supply flow regulator 17, the fourth water supply flow regulator 18, the backwater detection flowmeter 22 and the backwater flow regulator 23 are all connected to the control room 2 through cables so as to facilitate data acquisition and data recording.

The water tank 1 is also connected with a water inlet pipe 24, the water inlet pipe 24 is connected with municipal water supply, the water tank 1 is also connected with a water outlet pipe, the water inlet pipe 24 and the water outlet pipe are respectively provided with a control valve so as to realize the flow control or cutting-off function of a waterway, and the water inlet pipe and the water outlet pipe realize the supplement and discharge of water in the water tank.

The top of water tank 1 is equipped with the ventilation cap, and the lateral part of water tank 1 is equipped with the cat ladder, still is equipped with the manhole on the water tank 1, and the ventilation cap has realized the inside and outside atmospheric pressure balance of water tank, and the cat ladder and manhole are convenient for the maintenance and the maintenance of water tank.

The water tank 1 is further provided with a plurality of connecting pipes 25 for centrifugal pump detection, the connecting pipes 25 for centrifugal pump detection are provided with hydraulic mechanisms 26 to realize quick clamping of the centrifugal pump 27 to be detected, the connecting pipes 25 for centrifugal pump detection are provided with connecting pipe manual valves 28, connecting pipe detection flow meters 29 and connecting pipe flow regulation and control instruments 30, the connecting pipe detection flow meters 29 and the connecting pipe flow regulation and control instruments 30 are electrically connected to the control room 2, and the detection device is also suitable for performance detection of various centrifugal pumps and has enhanced functionality.

The detection device realizes the combined operation inspection of secondary water supply equipment and control cabinets in various forms and specifications, realizes the complete machine inspection of equipment, fills the blank of factory inspection, improves the factory inspection level of products of enterprises, ensures the factory quality of the products, reduces fault points and equipment hidden danger, facilitates data analysis, provides data support for upgrading, reforming, energy saving and consumption reduction of the equipment, reduces maintenance cost and labor cost, shortens engineering debugging time, and is also suitable for performance detection of various centrifugal pumps and enhanced in functionality.

When in specific use, the utility model is described with reference to the drawings for convenient understanding;

the detection device is mainly used for measuring functions and parameters of secondary water supply equipment in various forms and specifications, and the main parameters comprise unit water inlet pressure, unit water outlet pressure, unit water inlet flow, unit water outlet flow, unit vibration, unit noise, medium temperature, unit input power, voltage, current, water tank liquid level, atmospheric pressure and the like.

The functions of the detection device capable of testing the secondary water supply device include: 1. testing the anhydrous shutdown function; 2. negative pressure shutdown function test; 3. small flow pressure maintaining function test; 4. performing a stacking pressurizing function test; 5. sleep and wake-up function test; 6. a negative pressure-free functional test; 7. an overpressure protection function test; 8. a pressure control precision function test; 9. flow and pressure function tests; 10. continuous function test of water supply capability; 11. testing the strength and sealing performance of the equipment; 12. noise and vibration function tests; 13. a standby pump switching function test; 14. testing the automatic protection function of the power supply; 15. a power failure automatic resetting operation function test; 16. a steady flow compensation function test; 17. testing the pipe explosion protection function; 18. an emergency protection function test; 19. ton water power consumption function test; 20. automatic switching, start-before-stop function test; 21. forced switching and timing switching function test; 22. phase sequence protection function test; 23. a power supply voltage fluctuation function test; 24. and (3) testing the forced protection function of the pipe network water supply.

When the function and the parameter of the secondary water supply equipment are measured, according to the shape and the specification of the secondary water supply equipment to be detected, the water inlet end of the secondary water supply equipment to be detected is connected with one of the first water supply port 131, the second water supply port 132, the third water supply port 133 or the vertical water supply port 191, the water outlet end of the secondary water supply equipment to be detected is connected with the first water return pipe 20 or the second water return pipe 21, the working scene of the secondary water supply equipment is simulated, the parameter measurement during the working of the secondary water supply equipment is performed, and the parameters are collected and recorded at the control room 2.

The detection device is also used for measuring parameters of water pumps of various centrifugal pumps, such as three-phase alternating voltage, current, power grid frequency, rotating speed, torque, pump inlet pressure, pump outlet pressure, outlet flow, motor winding temperature rise, medium temperature, vibration sensors, atmospheric pressure and the like.

The detection device can test functions and performances of various centrifugal pumps, and comprises: 1. drawing a lift-flow (H-Q) curve; 2. drawing an efficiency-flow (eta-Q) curve; 3. drawing a shaft power-flow (P-Q) curve; 4. drawing a lift-cavitation margin (H-NPSH) curve; 5. no-load, rated load and full load tests; 6. input electrical quantity measurement (voltage, current, power, frequency); 7. motor shaft power measurement (torque, rotational speed, shaft power); 8. output power measurement (rotational speed, flow, outlet pressure, inlet pressure); 9. and measuring noise and vibration of the water pump.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A detection device for secondary water supply equipment, its characterized in that: including a water tank (1), a control room (2), even have on water tank (1) to wait to detect first water supply branch road (3), second water supply branch road (4) and third water supply branch road (5) of secondary water supply equipment water supply, first water supply branch road (3) are equipped with first manual valve (6), first vertical multistage centrifugal pump (7), first flow regulation and control appearance (8) along the water supply direction in proper order, second water supply branch road (4) are equipped with second manual valve (9) along the water supply direction, third water supply branch road (5) are equipped with third manual valve (10) in proper order along the water supply direction, second vertical multistage centrifugal pump (11), fourth manual valve (12), first water supply branch road (3) second water supply branch road (4) the other end that third water supply branch road (5) kept away from water tank (1) all is connected to water supply header pipe (13) department, water supply header pipe (13) are L shape, water supply header pipe (13) with first water supply branch road (3) second branch road (4) and third branch road (5) are equipped with water supply header pipe (13) and form water supply mouth of a connecting pipe (13) and form water supply outlet (13) on the first connecting pipe (14), the second water supply port (132) and the third water supply port (133) are respectively provided with a second water supply flow regulator (16) and a third water supply flow regulator (17), the other connecting pipe of the water supply main pipe (13) is also provided with a vertical water supply pipe (19) and forms a vertical water supply port (191), and a fourth water supply flow regulator (18) is arranged at the connecting position of the vertical water supply pipe (19) and the water supply main pipe (13);

the water tank (1) is also connected with a first water return pipe (20) and a second water return pipe (21) for backwater of the secondary water supply equipment to be detected, backwater detection flow meters (22) and backwater flow rate regulation and control meters (23) are respectively arranged on the first water return pipe (20) and the second water return pipe (21), the first water return pipe (20) is bent and connected to the bottom position of the water tank (1) on the horizontal plane, and the second water return pipe (21) is bent and connected to the top position of the water tank (1) on the vertical plane;

the system comprises a first vertical multistage centrifugal pump (7), a first flow regulating instrument (8), a second vertical multistage centrifugal pump (11), a first water supply flow regulating instrument (14), a water supply detection flowmeter (15), a second water supply flow regulating instrument (16), a third water supply flow regulating instrument (17), a fourth water supply flow regulating instrument (18), a backwater detection flowmeter (22) and a backwater flow regulating instrument (23) are connected to a control room (2) through cables so as to collect and record data.

2. A detection apparatus for a secondary water supply device according to claim 1, wherein: the water tank (1) is further connected with a water inlet pipe (24), the water inlet pipe (24) is connected with municipal water supply, the water tank (1) is further connected with a water outlet pipe, and the water inlet pipe (24) and the water outlet pipe are respectively provided with a control valve so as to realize the flow control or cutting-off function of the waterway.

3. A detection apparatus for a secondary water supply device according to claim 2, wherein: the top of water tank (1) is equipped with the ventilation cap, the lateral part of water tank (1) is equipped with the cat ladder, still be equipped with the manhole on water tank (1).

4. A detection apparatus for a secondary water supply device according to claim 1, wherein: still be equipped with a plurality of centrifugal pump on water tank (1) and detect and use connecting pipe (25), be equipped with hydraulic mechanism (26) on centrifugal pump detects and use connecting pipe (25) in order to realize waiting to detect the quick clamping of centrifugal pump (27), be equipped with connecting pipe manual valve (28), connecting pipe detection flowmeter (29), connecting pipe flow regulation and control appearance (30) on centrifugal pump detects and use connecting pipe (25), connecting pipe detection flowmeter (29) connecting pipe flow regulation and control appearance (30) all electric connection to control room (2).