A test device for high-power seawater desalination pump production

Abstract

The present invention discloses a test device for producing high-power seawater desalination pumps, which relates to the technical field of seawater desalination pump production. The test device comprises a test bench, a control console and a pump body. A transfer trolley is provided on the front of the test bench, and the transfer trolley is used to transport the pump body. Fixed grooves are provided on both sides of the top of the test bench, and the back sides of the inner walls of the two fixed grooves are rotatably connected to screw rods, and the surfaces of the screw rods are threadedly connected to sliding seats. The test device for producing high-power seawater desalination pumps rotates in the same direction by two screw rods, driving a support arm to extend toward the outside of the test bench, thereby moving the pump body from the test bench to above a transfer plate. The transfer plate moves upward to support the pump body, and the support arm can be retracted onto the test bench, thereby facilitating automatic unloading of the tested pump body, and vice versa, transporting it onto the bench. The operation is simple and quick, saving manpower and material resources, reducing the workload of the staff, and facilitating repeated testing.

Description

Technical Field

[0001] The invention relates to the technical field of seawater desalination pump production, in particular to a testing device for high-power seawater desalination pump production. Background Art

[0002] Of the 1.386 billion cubic kilometers of water resources on Earth, 96.7% is concentrated in the ocean and cannot be used directly. In other words, there is very little fresh water that can actually be used. With the global shortage of water resources and the increasing awareness of environmental protection, seawater desalination has become one of the important ways to solve water resource problems. Seawater desalination technologies include multi-stage flash evaporation (MSF), reverse osmosis (SWRO) and low-temperature multi-effect (MED). Among them, reverse osmosis technology (SWRO) is the most widely used seawater desalination technology. With the widespread application of reverse osmosis technology, the market demand for seawater desalination pumps, as one of the important equipment of this technology, is also growing.

[0003] After the desalination pump is produced and assembled, it needs to be placed on a test bench to test its performance. Due to the heavy weight of the desalination pump, the current method of manually carrying it up and down the test bench is cumbersome, which increases the workload of the staff and is not conducive to repeated testing. Summary of the Invention

[0004] (1) Technical problems solved

[0005] In response to the shortcomings of the existing technology, the present invention provides a test device for high-power seawater desalination pump production, which solves the problem that the current method of manually carrying the test bench up and down is cumbersome, increases the workload of the staff, and is not conducive to repeated testing work.

[0006] (2) Technical solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: a test device for the production of high-power seawater desalination pumps, comprising a test bench, a control console and a pump body, a transfer trolley is provided on the front of the test bench, and the transfer trolley is used to transport the pump body, fixed grooves are provided on both sides of the top of the test bench, the backs of the inner walls of the two fixed grooves are rotatably connected to screw rods, and the surfaces of the screw rods are threadedly connected to sliding seats, both sides of the top of the test bench are slidably connected to support arms, and the bottom of the support arm is fixedly connected to the top of the sliding seat, one side of the front of the test bench is fixedly connected to a motor through a bracket, the front end of the screw rod on one side is fixedly connected to one end of the motor output shaft through a coupling, the surfaces of the two screw rods are fixedly connected to pulleys, and the opposite sides of the two pulley surfaces are connected by a belt drive.

[0008] Preferably, the transfer trolley includes a base frame, the four corners of the bottom of the base frame are fixedly connected with universal wheels, the two sides of the top of the base frame are fixedly connected with vertical plates, a transfer plate is slidably connected between the opposite sides of the two vertical plates, and a screw assembly is provided inside the two vertical plates, and the screw assembly is used to drive the transfer plate to move up and down.

[0009] Preferably, the bottom of the sliding seat is slidably connected to the bottom of the inner wall of the fixed groove, the front ends of the two screw rods pass through the test bench and extend to the outside of the test bench, and the front end of the screw rod on the other side is rotatably connected to the front of the test bench through the bracket.

[0010] Preferably, a water inlet channel is provided on one side of the pump body, a water outlet channel is provided on the top of the pump body, a water pump is fixedly connected to the bottom of one side of the test bench, and the water outlet of the water pump is connected to the water inlet pipe, a water outlet pipe is passed through the top of the test bench, one end of the water inlet pipe and the water outlet pipe are fixedly connected to the first flange, and one end of the water inlet channel and the water outlet channel are fixedly connected to the second flange.

[0011] Preferably, a screw is fixedly connected to one side of the first flange, the threaded end of the screw passes through the second flange and extends to the outside of the second flange, and the end of the screw extending to the outside of the second flange is threadedly connected to a hand nut.

[0012] Preferably, the surfaces of the water inlet pipe and the water outlet pipe are both provided with a temperature detector and a pressure detector.

[0013] Preferably, a water storage tank and a fresh water tank are respectively provided below the test bench, a sliding groove is provided on one side of the inner wall of the water storage tank, and a first waterproof touch switch is provided on the top of the inner wall of the sliding groove, and a second waterproof touch switch is provided on the bottom of the inner wall of the sliding groove. The inner wall of the sliding groove is slidably connected to a floating plate, and the top of one side of the fresh water tank is connected to a return pipe.

[0014] Preferably, the bottom of the console is fixed to the back of the top of the test bench, both sides of the bottom of the test bench are fixedly connected with vertical plates, and the bottom of the pump body is movably connected to the top of the support arm.

[0015] (3) Beneficial effects

[0016] The present invention provides a test device for high-power seawater desalination pump production. It has the following beneficial effects:

[0017] (1) The test device for the production of high-power seawater desalination pumps uses a motor to drive two screws to rotate in the same direction, driving the support arm to extend to the outside of the test bench, thereby moving the pump body from the test bench to above the transfer plate. The transfer plate moves upward to support the pump body, and the support arm can be retracted to the test bench, thereby facilitating the automatic unloading of the tested pump body and vice versa. The operation is simple and fast, saving manpower and material resources, reducing the workload of the staff, and facilitating repeated testing.

[0018] (2) The test device for the production of high-power seawater desalination pumps is used to connect the water inlet pipe and the water outlet pipe to the inlet and outlet of the pump body respectively through screws and hand-tightened nuts during testing. The installation of the test pipe and the pump body can be completed manually, which improves work efficiency and reduces work difficulty.

[0019] (3) The test device for the production of high-power seawater desalination pumps is designed so that the water in the water tank decreases continuously during the test process. The float plate drops as the water level drops. After the float plate drops to the point where it contacts the second waterproof touch switch, the external control system receives a signal and automatically starts the water replenishment pump. The water tank is replenished with water in a timely manner through the external water delivery equipment, thereby improving the degree of automation of the test device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of the structure of the present invention;

[0021] Figure 2 This is a schematic diagram of the structure of the support arm of the present invention in an extended state;

[0022] Figure 3 A side view of the internal structure of the test bench of the present invention;

[0023] Figure 4 For the present invention Figure 1 A partial enlarged view of point A in the middle;

[0024] Figure 5 is a cross-sectional view of the water storage tank structure of the present invention;

[0025] Figure 6 For the present invention Figure 5 A partial enlarged view of point B in the middle;

[0026] Figure 7 This is a schematic diagram of the installation of the water inlet pipe structure of the present invention.

[0027] In the figure: 1. Test bench; 2. Control console; 3. Pump body; 4. Fixing groove; 5. Screw; 6. Sliding seat; 7. Support arm; 8. Motor; 9. Pulley; 10. Belt; 11. Base frame; 12. Universal wheel; 13. Vertical plate; 14. Transfer plate; 15. Screw assembly; 16. Water inlet channel; 17. Water outlet channel; 18. Water pump; 19. Water inlet pipe; 20. Water outlet pipe; 21. First flange; 22. Second flange; 23. Screw; 24. Tightening nut; 25. Temperature detector; 26. Pressure detector; 27. Water storage tank; 28. Fresh water tank; 29. ​​Sliding groove; 30. First waterproof touch switch; 31. Second waterproof touch switch; 32. Float; 33. Return pipe; 34. Vertical plate. DETAILED DESCRIPTION

[0028] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] Example 1

[0030] See also Figures 1 to 4 As shown, the present invention provides a technical solution, and the specific improvements are as follows: a test device for the production of a high-power seawater desalination pump, comprising a test bench 1, a control console 2 and a pump body 3, the pump body 3 being a seawater desalination pump to be tested, the bottom of the control console 2 being fixed to the back of the top of the test bench 1, the control buttons and the display screen being provided on the control console 2, both sides of the bottom of the test bench 1 being fixedly connected with vertical plates 34, the bottom of the pump body 3 being movably connected to the top of the support arm 7, the movably connected means that the two connecting structures are only in contact with each other, and there is no other connection, a transfer trolley is provided on the front of the test bench 1, and the transfer trolley is used to transport the pump body 3, and both sides of the top of the test bench 1 are provided with fixed Fixed slot 4, the back sides of the inner walls of the two fixed slots 4 are rotatably connected with screw rods 5, and the surfaces of the screw rods 5 are threadedly connected with sliding seats 6, both sides of the top of the test bench 1 are slidably connected with support arms 7, and the bottom of the support arms 7 is fixedly connected to the top of the sliding seat 6, one side of the front of the test bench 1 is fixedly connected with a motor 8 through a bracket, and the motor 8 is used to drive one side of the screw rod 5 to rotate, and the front end of the screw rod 5 on one side is fixedly connected to one end of the output shaft of the motor 8 through a coupling, and the surfaces of the two screw rods 5 are fixedly connected with pulleys 9, and the opposite sides of the two pulleys 9 are connected by a belt 10 for transmission, and the pulleys 9 and the belt 10 are arranged on the front side of the test bench 1;

[0031] The transfer trolley includes a base frame 11, and universal wheels 12 are fixedly connected to the four corners of the bottom of the base frame 11. Vertical plates 13 are fixedly connected to both sides of the top of the base frame 11. A transfer plate 14 is slidably connected between the opposite sides of the two vertical plates 13. A screw assembly 15 is provided inside the two vertical plates 13, and the screw assembly 15 is used to drive the transfer plate 14 to move up and down. The screw assembly 15 includes a driving motor and a threaded rod. Both sides of the transfer plate 14 are threadedly connected to the surface of the threaded rod through an extension plate. The driving motor drives the threaded rod to rotate, thereby driving the transfer plate 14 to move up and down on the threaded rod.

[0032] The bottom of the sliding seat 6 is slidably connected to the bottom of the inner wall of the fixed groove 4. The front ends of the two screw rods 5 pass through the test bench 1 and extend to the outside of the test bench 1. The front end of the screw rod 5 on the other side is rotatably connected to the front of the test bench 1 through the bracket.

[0033] After the lifting of the lifting device 11, the lifting device 11 is lifted up and the lifting device 11 is lifted up, and the support arm 7 is lifted and lowered to the left of the lifting device 11. When the lifting device 11 is lifted, the lifting device 11 is lifted and the lifting device 11 is lowered, thereby the lifting device 11 is lifted and the lifting device 11 is lowered.

[0034] Example 2

[0035] Based on Example 1, please refer to Figure 1 and Figure 7As shown, the specific improvements are as follows: a water inlet channel 16 is provided on one side of the pump body 3, a water outlet channel 17 is provided on the top of the pump body 3, a water pump 18 is fixedly connected to the bottom of one side of the test bench 1, the water inlet of the water pump 18 is connected to the water tank 27 through a pipe for pumping water, and the water outlet of the water pump 18 is connected to the water inlet pipe 19, the top of the test bench 1 is penetrated by a water outlet pipe 20, one end of the water inlet pipe 19 and the water outlet pipe 20 are fixedly connected to the first flange 21, and one end of the water inlet channel 16 and the water outlet channel 17 are fixedly connected to the second flange 21. The flange 22 and one side of the first flange 21 are fixedly connected with a screw 23, the threaded end of the screw 23 passes through the second flange 22 and extends to the outside of the second flange 22, and one end of the screw 23 extending to the outside of the second flange 22 is threadedly connected with a hand nut 24. The setting of the screw 23 and the hand nut 24 facilitates manual connection of the tested water inlet pipe 19 and water outlet pipe 20 with the pump body 3, and installation and disassembly are more convenient. The surfaces of the water inlet pipe 19 and the water outlet pipe 20 are provided with a temperature detector 25 and a pressure detector 26.

[0036] Through the arrangement of the above structure, during the test, the water inlet pipe 19 on the test device is connected to the water inlet channel 16 of the pump body 3, that is, the screw 23 passes through the second flange 22 on the side of the water inlet channel 16, and then the hand nut 24 is tightened on the screw 23 that passes through, and the first flange 21 and the second flange 22 are fixed. The water outlet pipe 20 is connected to the water outlet channel 17 in the same manner. After the installation is completed, the test can be carried out. During the test, the temperature detector 25 and the pressure detector 26 detect the inlet and outlet temperatures and pressures, and the values ​​are displayed on the display screen on the console 2, so as to judge whether the seawater desalination pump is operating normally.

[0037] Example 3

[0038] In conjunction with Example 1 and Example 2, please refer to Figure 1 、 Figure 5 and Figure 6 As shown, the specific improvements are as follows: a water tank 27 and a fresh water tank 28 are respectively provided under the test bench 1. Seawater is stored in the water tank 27 and is connected to an external water supply device through a water supply pipe. A sliding groove 29 is provided on one side of the inner wall of the water tank 27, and a first waterproof touch switch 30 is provided on the top of the inner wall of the sliding groove 29, and a second waterproof touch switch 31 is provided on the bottom of the inner wall of the sliding groove 29. The first waterproof touch switch 30 and the second waterproof touch switch 31 are both electrically connected to the external control system for transmitting signals to the external control system. A floating plate 32 is slidably connected to the inner wall of the sliding groove 29, and a return pipe 33 is connected to the top of one side of the fresh water tank 28 for transporting fresh water to an external fresh water storage device and storing and reusing the tested fresh water. The outlet end of the outlet pipe 20 is connected to the top of the fresh water tank 28.

[0039] Through the arrangement of the above structure, when the water pump 18 continuously pumps water into the water tank 27, the float plate 32 is lowered as the water level in the water tank 27 drops. After the float plate 32 drops to contact with the second waterproof touch switch 31, the external control system receives a signal and automatically starts the external water replenishment pump to replenish water into the water tank 27 in a timely manner through the external water delivery equipment. After the float plate 32 rises with the water level to contact with the first waterproof touch switch 30, the external control system controls the water replenishment pump to be turned off, and the water replenishment can be stopped. This process is repeated without manual observation for water replenishment, thereby improving the degree of automation of the device.

[0040] At the same time, the contents not described in detail in this specification belong to the existing technology known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment that is compatible with the equipment can be used.

[0041] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions, and variations may be made to these embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A high-power seawater desalination pump production test device, comprising a test bench (1), a control console (2) and a pump body (3), characterized in that: A transfer trolley is provided on the front of the test bench (1), and the transfer trolley is used to transport the pump body (3). Fixed grooves (4) are provided on both sides of the top of the test bench (1). The back sides of the inner walls of the two fixed grooves (4) are rotatably connected to screw rods (5), and the surface of the screw rods (5) is threadedly connected to a sliding seat (6). Support arms (7) are slidably connected to both sides of the top of the test bench (1), and the bottom of the support arm (7) is fixedly connected to the top of the sliding seat (6). One side of the front of the test bench (1) is fixedly connected to a motor (8) through a bracket, and the front end of the screw rod (5) on one side is fixedly connected to one end of the output shaft of the motor (8) through a coupling. The surfaces of the two screw rods (5) are fixedly connected to pulleys (9), and the opposite sides of the surfaces of the two pulleys (9) are connected by a belt (10).

2. A high-power seawater desalination pump production testing device according to claim 1, characterized in that: The transfer trolley comprises a base frame (11), the four corners of the bottom of the base frame (11) are fixedly connected with universal wheels (12), both sides of the top of the base frame (11) are fixedly connected with vertical plates (13), a transfer plate (14) is slidably connected between the opposite sides of the two vertical plates (13), and a screw assembly (15) is provided inside the two vertical plates (13), and the screw assembly (15) is used to drive the transfer plate (14) to move up and down.

3. The high-power seawater desalination pump production testing device according to claim 1, characterized in that: The bottom of the sliding seat (6) is slidably connected to the bottom of the inner wall of the fixing groove (4), the front ends of the two screw rods (5) both pass through the test bench (1) and extend to the outside of the test bench (1), and the front end of the screw rod (5) on the other side is rotatably connected to the front of the test bench (1) through a bracket.

4. The high-power seawater desalination pump production testing device according to claim 1, characterized in that: A water inlet channel (16) is provided on one side of the pump body (3), a water outlet channel (17) is provided on the top of the pump body (3), a water pump (18) is fixedly connected to the bottom of one side of the test bench (1), and the water outlet of the water pump (18) is connected to the water inlet pipe (19), a water outlet pipe (20) is passed through the top of the test bench (1), one end of the water inlet pipe (19) and the water outlet pipe (20) are fixedly connected to a first flange (21), and one end of the water inlet channel (16) and the water outlet channel (17) are fixedly connected to a second flange (22).

5. The high-power seawater desalination pump production testing device according to claim 4, characterized in that: A screw rod (23) is fixedly connected to one side of the first flange (21), and a threaded end of the screw rod (23) passes through the second flange (22) and extends to the outside of the second flange (22). One end of the screw rod (23) extending to the outside of the second flange (22) is threadedly connected to a hand-tightened nut (24).

6. The high-power seawater desalination pump production testing device according to claim 4, characterized in that: The surfaces of the water inlet pipe (19) and the water outlet pipe (20) are both provided with a temperature detector (25) and a pressure detector (26).

7. The high-power seawater desalination pump production testing device according to claim 1, characterized in that: A water storage tank (27) and a fresh water tank (28) are respectively provided below the test bench (1); a sliding groove (29) is provided on one side of the inner wall of the water storage tank (27); a first waterproof touch switch (30) is provided on the top of the inner wall of the sliding groove (29); a second waterproof touch switch (31) is provided on the bottom of the inner wall of the sliding groove (29); a floating plate (32) is slidably connected to the inner wall of the sliding groove (29); and a return pipe (33) is connected to the top of one side of the fresh water tank (28).

8. The high-power seawater desalination pump production testing device according to claim 1, characterized in that: The bottom of the console (2) is fixed to the back of the top of the test bench (1), both sides of the bottom of the test bench (1) are fixedly connected with vertical plates (34), and the bottom of the pump body (3) is movably connected to the top of the support arm (7).

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