A compensating constant pressure integrated modular water supply equipment

By introducing flow detection and motor drive systems into the water supply equipment, the rotation of the paddle blades is automatically adjusted to compensate for the water flow speed, the problem of water flow reduction in the water supply equipment when the driving pressure is insufficient is solved, and the stable water supply and automatic reset functions are achieved.

CN116815873BActive Publication Date: 2025-09-02ANHUI LIANSHENG SMART WATER GRP CO LTD +1
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Patent Information

Application Number
CN202310999604.0
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-08-09
Publication Date
2025-09-02
Estimated Expiration
2043-08-09

AI Technical Summary

Technical Problem

Existing water supply equipment cannot effectively compensate when the driving pressure is insufficient, resulting in a decrease in water flow and affecting the stability of water transfer.

Method used

Compensated constant voltage integrated modular water supply equipment is adopted to detect the reduction of water flow through the flow detector, and control the drive motor and electric guide system to rotate the paddle blades to enhance the water flow speed; after the water flow returns to normal, the drive motor will reset and the paddle blades will automatically reset and store to avoid affecting the water flow.

Benefits of technology

It realizes automatic compensation of water flow velocity when the driving pressure is insufficient, ensures stable water supply, and automatically resets after the water flow returns to normal, avoiding the paddle blades affecting the water flow.

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Abstract

The present invention discloses a compensation-type constant-pressure integrated modular water supply device, which relates to the technical field of water supply equipment and includes a water supply pump, one end of which is equipped with a water pipe, and a flow detector is provided on the water pipe; the end of the water pipe is connected to a compensation pipe, the outside of the compensation pipe is connected to a connection box, and both sides of the compensation pipe are provided with a storage box, and paddle blades are provided in the storage box. A drive shaft is slidably inserted through the side wall of the storage box, and one end of the drive shaft is connected to the corresponding paddle blade. When the delivery pressure of the water supply pump of the present invention decreases, the water flow rate decreases, the paddle blades enter the interior of the compensation pipe, and the main shaft end of the drive motor drives the drive shaft to rotate by relying on the first docking block and the second docking block that are in contact with each other, thereby causing the paddle blades to rotate, which is convenient for increasing the water flow rate, strengthening the impact force of the water flow, achieving compensation, and ensuring normal and stable water delivery.
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Description

Technical Field

[0001] The present invention relates to the technical field of water supply equipment, and in particular to a compensated constant pressure integrated modular water supply equipment. Background Art

[0002] Water supply equipment is generally mainly a pump body, which is mainly used to transport water so that the water is delivered to the user end at a certain flow rate for easy use;

[0003] Existing water supply equipment generally includes a pump body and a water inlet pipe and a water outlet pipe installed at both ends of the pump body. The pump body drives the water flow at the water inlet pipe end to be output from the water outlet pipe end at a certain flow rate;

[0004] The shortcomings of existing water supply equipment are that when the driving pressure of the pump body of the existing water supply equipment cannot reach the set pressure, the water flow rate will be reduced, and the pump body itself cannot detect feedback and then perform water flow compensation, resulting in failure to deliver water normally or causing the water delivery to be unstable, ultimately affecting water use. Summary of the Invention

[0005] The purpose of the present invention is to provide a compensated constant pressure integrated modular water supply device to solve the technical problem in the prior art that the water supply device itself is not convenient for compensating when the driving water flow pressure is insufficient, thereby affecting water delivery.

[0006] The technical problem to be solved by the present invention can be achieved through the following technical solutions:

[0007] A compensated constant pressure integrated modular water supply device, comprising a water supply pump, one end of which is provided with a water delivery pipe, and a flow detector is provided on the water delivery pipe;

[0008] The end of the water delivery pipe is connected to a compensation pipe, the outside of the compensation pipe is connected to a connection box, storage boxes are provided on both sides of the compensation pipe, paddle blades are provided in the storage boxes, a drive shaft is slidably inserted through the side wall of the storage box, and one end of the drive shaft is connected to the corresponding paddle blade, the other end of the drive shaft is connected to a first docking block, and a sliding reset assembly is connected between the drive shaft and the corresponding outer wall of the storage box;

[0009] A driving motor is provided on the outside of both sides of the connection box, and the main shaft end of the driving motor is connected to the second docking block aligned with the first docking block. First connecting guide rails are connected to the outer walls of both sides of the connection box, and the driving motor is slidably connected to the corresponding first connecting guide rails. A driving assembly connected to the driving motor is provided at the bottom of the connection box. A controller electrically connected to the driving assembly is also provided on the connection box, and the controller is electrically connected to the flow detector;

[0010] The driving shaft is connected to an adjustment rotary plate near the first docking block, and the adjustment rotary plate is parallel to the paddle blade. Both sides of the top of the connection box are provided with reset ejection components that cooperate with the corresponding adjustment rotary plates; the inner walls of both sides of the connection box are provided with detection switch groups electrically connected to the reset ejection components near the second docking block.

[0011] As a further solution of the present invention: the reset and ejection assembly includes an electric telescopic rod and a ejection plate, the electric telescopic rod is connected to the top of the connection box, and the telescopic end of the electric telescopic rod passes through the top of the connection box, the ejection plate is connected to the telescopic end of the electric telescopic rod, and the ejection plate cooperates with the adjustment turn plate.

[0012] As a further solution of the present invention: the detection switch group includes an elastic paddle and a second pressure sensing switch, the elastic paddle is connected to the inner wall of the connection box, the second pressure sensing switch is connected to the side of the elastic paddle close to the drive shaft, and the second pressure sensing switch is electrically connected to the corresponding electric telescopic rod.

[0013] As a further solution of the present invention: the drive assembly includes electric guide rails and linkage rings, the electric guide rails are connected in pairs on the outer walls on both sides of the bottom of the connection box, and the electric guide rails are electrically connected to the controller, the linkage ring is arranged outside the connection box, and the linkage ring is slidingly connected to the electric guide rails, both sides of the linkage ring are movably connected to linkage rods through hinges, and the end of the linkage rod is movably connected to the outer wall of the corresponding drive motor through a hinge; the bottom of the electric guide rail is provided with a first pressure sensing switch electrically connected to the corresponding drive motor.

[0014] As a further solution of the present invention: the sliding reset assembly includes a second connecting guide rail and a guide sleeve, the second connecting guide rail is connected to the outer wall of the storage box, the guide sleeve is slidably connected to the second connecting guide rail, the guide sleeve is rotatably matched with the drive shaft, and a reset spring is connected between the bottom of the guide sleeve and the second connecting guide rail.

[0015] As a further solution of the present invention: the driving shaft passes through the guide sleeve, and the driving shaft is connected to limiting blocks in pairs, and the limiting blocks are distributed on both sides of the guide sleeve.

[0016] As a further solution of the present invention: anti-slip particles are distributed on the opposite end surfaces of the first docking block and the second docking block.

[0017] Beneficial effects of the present invention:

[0018] 1. When the delivery pressure of the water supply pump of the present invention decreases, the water flow rate decreases. Feedback from the flow detector can be used to operate the electric guide rail on the connection box. The electric guide rail causes the drive motor to move laterally. The second docking block at the end of the drive motor's main shaft contacts the end of the drive shaft slidingly arranged on both sides of the compensation tube, and pushes the drive shaft to move laterally inside the compensation tube. The drive shaft then carries the paddle blades into the compensation tube. The main shaft end of the drive motor drives the drive shaft to rotate by relying on the first and second docking blocks contacting each other, thereby rotating the paddle blades, thereby increasing the water flow rate, strengthening the impact force of the water flow, achieving compensation, and ensuring normal and stable water delivery.

[0019] 2. After the water flow of the present invention resumes normal delivery, the drive motor can slide back and reset, and the second docking block at the end of the main shaft of the drive motor is separated from the first docking block at the end of the drive shaft, and the second docking block acts on the second pressure sensing switch as the drive motor resets. The second pressure sensing switch causes the corresponding electric telescopic rod to extend and retract, and the electric telescopic rod drives the push-up plate to act on the adjustment plate on the drive shaft, and the adjustment plate drives the paddle blades to rotate synchronously, so that the paddle blades can be rotated to a position that coincides with the storage box, so that they can be slid back into the matching storage box to avoid being in the compensation pipe and affecting the water flow. That is, it can be effectively reset after compensation is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention will be further described below with reference to the accompanying drawings.

[0021] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0022] Figure 2 This is an enlarged structural diagram of the connection box and the compensation pipe in the present invention;

[0023] Figure 3 yes Figure 2 Schematic diagram of the enlarged structure at A in the middle;

[0024] Figure 4 This is a schematic diagram of the structure of the blades entering the compensation tube in the present invention;

[0025] Figure 5 It is a left-side structural schematic diagram of the relative position distribution of the adjustment rotating plate and the push-up plate in the present invention.

[0026] In the figure: 1. Water supply pump; 2. Water supply pipe; 3. Flow detector; 4. Connection box; 5. Electric telescopic rod; 6. Push-up plate; 7. Paddle blades; 8. Storage box; 9. First connecting rail; 10. Drive motor; 11. Linkage rod; 12. Linkage ring; 13. Electric guide rail; 14. First pressure sensing switch; 15. Controller; 16. Second docking block; 17. First docking block; 18. Anti-slip particles; 19. Elastic pick; 20. Second pressure sensing switch; 21. Drive shaft; 22. Adjustment plate; 23. Second connecting rail; 24. Return spring; 25. Guide sleeve; 26. Limit block; 27. Compensating tube. DETAILED DESCRIPTION

[0027] 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 any creative efforts shall fall within the scope of protection of the present invention.

[0028] like Figure 1-Figure 5 As shown, a compensated constant pressure integrated modular water supply device includes a water supply pump 1, one end of which is equipped with a water pipe 2, and a flow detector 3 is installed on the water pipe 2. The flow detector 3 is used to detect the water flow in the water pipe 2. When the pressure of the water supply pump 1 decreases, the flow detector 3 can detect the decrease in water flow.

[0029] The end of the water supply pipe 2 is connected to a compensation pipe 27, and the outside of the compensation pipe 27 is fixedly connected to the connection box 4. The compensation pipe 27 passes through the connection box 4. Both sides of the compensation pipe 27 are provided with a storage box 8 protruding outward, and a paddle blade 7 is provided in the storage box 8. A driving shaft 21 is slidably inserted through the side wall of the storage box 8, and one end of the driving shaft 21 is connected to the corresponding paddle blade 7, and the other end of the driving shaft 21 is connected to the first docking block 17. The outside of the connection box 4 is provided with a driving motor 10 on both sides. The main shaft end of the driving motor 10 passes through the connection box 4, and the main shaft end of the driving motor 10 is connected to the second docking block 16 aligned with the first docking block 17. Anti-slip particles 18 are distributed on the opposite end surfaces of the first docking block 17 and the second docking block 16, and when the driving motor 10 is in the original position, the first docking block 17 and the second docking block 16 are in a separated state. The connecting guide rail 9 is slidingly connected to the corresponding first connecting guide rail 9. A driving assembly connected to the driving motor 10 is provided at the bottom of the connecting box 4. A controller 15 electrically connected to the driving assembly is also provided on the connecting box 4. The controller 15 is electrically connected to the flow detector 3. The driving assembly includes an electric guide rail 13 and a linkage ring 12. The electric guide rails 13 are vertically connected to the outer walls on both sides of the bottom of the connecting box 4 in pairs, and the electric guide rails 13 are electrically connected to the controller 15. The linkage ring 12 is provided outside the connecting box 4, and the linkage ring 12 is slidingly connected to the electric guide rail 13. The electric guide rail 13 can drive the linkage ring 12 to move up and down. Both sides of the linkage ring 12 are movably connected to a linkage rod 11 through a hinge. The end of the linkage rod 11 is movably connected to the outer wall of the corresponding driving motor 10 through a hinge; a first pressure sensing switch 14 electrically connected to the corresponding driving motor 10 is provided at the bottom of the electric guide rail 13;

[0030] When the flow detector 3 detects that the water flow in the water pipe 2 decreases, the controller 15 controls the electric guide rail 13 to operate according to the signal, and the electric guide rail 13 drives the linkage ring 12 to descend. The linkage ring 12 pulls the corresponding drive motor 10 to slide in the direction close to the connection box 4 through the linkage rods 11 on both sides, so that the second docking block 16 at the main shaft end of the drive motor 10 contacts the first docking block 17, and at the same time pushes the drive shaft 21 to slide into the compensation tube 27, so that the paddle blade 7 slides into the compensation tube 27, and at the same time the linkage ring 12 descends and contacts the first pressure sensing switch 14, the first pressure sensing switch 14 starts the drive motor 10, and the main shaft end of the drive motor 10 drives the drive shaft 21 to rotate by relying on the first docking block 17 and the second docking block 16 that are in contact with each other, and the drive shaft 21 drives the paddle blades 7 to rotate, relying on the paddle blades 7 to accelerate the water flow into the compensation pipe 27, increase the water flow speed, and strengthen the impact of the water flow, so as to facilitate normal water delivery; when the water flow detector 3 detects that the water flow is higher than the set value, the controller 15 controls the electric guide rail 13 to drive the linkage ring 12 to reset, thereby resetting and stopping the drive motor 10;

[0031] A sliding reset assembly is connected between the drive shaft 21 and the corresponding outer wall of the storage box 8. The sliding reset assembly includes a second connecting guide rail 23 and a guide sleeve 25. The second connecting guide rail 23 is horizontally connected to the outer wall of the storage box 8. The guide sleeve 25 is slidably connected to the second connecting guide rail 23 through a bracket. The guide sleeve 25 rotates with the drive shaft 21, and the drive shaft 21 can rotate relative to the guide sleeve 25. The specific connection relationship is: the drive shaft 21 passes through the guide sleeve 25, and the drive shaft 21 is connected in pairs with a limit block 26, and the limit blocks 26 are distributed on both sides of the guide sleeve 25. A return spring 24 is connected between the bottom of the guide sleeve 25 and the second connecting guide rail 23. The return spring 24 is compressible. When the drive motor 10 moves laterally, the second docking block 16 pushes and squeezes the first docking block 17 and the drive shaft 21, and the drive shaft 21 moves laterally. During this process, the drive shaft 21 relies on the limit block 26 to push the guide sleeve 25 and move laterally along the second connecting guide rail 23, thereby compressing the return spring 24. When the drive motor 10 is reset, the guide sleeve 25 can rely on the rebound force of the return spring 24 to drive the drive shaft 21 to slide back and reset;

[0032] The driving shaft 21 is connected to an adjustment rotating plate 22 at a position close to the first docking block 17. The adjustment rotating plate 22 is parallel to the paddle blade 7. Reset pushing assemblies that cooperate with the corresponding adjustment rotating plate 22 are provided on both sides of the top of the connecting box 4. A detection switch group electrically connected to the reset pushing assembly is provided on the inner walls of both sides of the connecting box 4 near the second docking block 16. The reset pushing assembly includes an electric telescopic rod 5 and a pushing plate 6. The electric telescopic rod 5 is connected to the top of the connecting box 4, and the telescopic end of the electric telescopic rod 5 passes through the top of the connecting box 4. The pushing plate 6 is connected to the telescopic end of the electric telescopic rod 5, and the pushing plate 6 cooperates with the adjustment rotating plate 22. When the paddle blade 7 is stored in the storage box 8, one end surface of the pushing plate 6 is flush with one end surface of the adjusting rotating plate 22.

[0033] The detection switch group includes an elastic paddle 19 and a second pressure-sensing switch 20. The elastic paddle 19 is connected to the inner wall of the connection box 4 and is located on the motion trajectory of the second docking block 16. The elastic paddle 19 can be elastically deformed when squeezed by the second docking block 16. The second pressure-sensing switch 20 is connected to the side of the elastic paddle 19 close to the drive shaft 21 and is electrically connected to the corresponding electric telescopic rod 5.

[0034] When the paddle blade 7 slides into the compensation tube 27 for operation and needs to be reset and collected into the storage box 8, since it is impossible to ensure that the paddle blade 7 and the storage box 8 are in the aligned position at this time, it is impossible to ensure that the paddle blade 7 moves horizontally into the storage box 8 with the drive shaft 21. At this time, due to the horizontal reset of the drive motor 10, the second docking block 16 is driven to move horizontally and reset synchronously to the inner wall position close to the connection box 4. At this time, the second docking block 16 squeezes the elastic paddle 19 and squeezes the second pressure sensing switch 20. In this way, the second pressure sensing switch 20 is started to retract and drive the pushing plate 6 to move horizontally and squeeze the corresponding adjustment turn plate 22. One side of the adjustment turn plate 22 in the inclined position is pushed up and rotates. At the same time, the paddle blade 7 rotates synchronously. When the paddle blade 7 is flush with the storage box 8, the drive shaft 21 can rely on the rebound force of the reset spring 24 to drive the paddle blade 7 to be re-stuck in the storage box 8 for storage, thereby preventing the paddle blade 7 from being stationary inside the compensation tube 27 and affecting the water flow.

[0035] The working principle of the present invention is as follows: the water supply pump 1 drives the water flow to be discharged through the water pipe 2, and the discharged water flow passes through the compensation pipe 27. At the same time, the flow detector 3 detects the flow rate of the discharged water. When the driving pressure of the water supply pump 1 decreases, the flow detector 3 can detect the decrease in water flow. At this time, the controller 15 controls the operation of the electric guide rail 13 according to the signal. The electric guide rail 13 drives the linkage ring 12 to descend. The linkage ring 12 pulls the corresponding drive motor 10 to slide in the direction close to the connection box 4 through the linkage rods 11 on both sides, so that the second docking block 16 at the main shaft end of the drive motor 10 contacts the first docking block 17, and at the same time push the drive shaft 21 to slide into the compensation tube 27, so that the paddle blade 7 slides into the compensation tube 27, and at the same time the linkage ring 12 drops and contacts the first pressure sensing switch 14, and the first pressure sensing switch 14 starts the drive motor 10, and the main shaft end of the drive motor 10 drives the drive shaft 21 to rotate by relying on the first docking block 17 and the second docking block 16 that contact each other, and the drive shaft 21 drives the paddle blade 7 to rotate, relying on the paddle blade 7 to accelerate the water flow into the compensation tube 27, increase the water flow speed, strengthen the water flow impact force, achieve compensation, and ensure normal and stable water supply;

[0036] When the water flow detector 3 detects that the water flow is higher than the set value, the controller 15 controls the electric guide rail 13 to drive the linkage ring 12 to reset, so that the drive motor 10 is reset and stopped; because when the drive motor 10 relies on the second docking block 16 to push and squeeze the first docking block 17 and the drive shaft 21, the drive shaft 21 relies on the limit block 26 to push the guide sleeve 25 to move horizontally along the second connecting guide rail 23, compressing the reset spring 24. In this way, when the drive motor 10 is reset, the guide sleeve 25 can rely on the rebound force of the reset spring 24 to drive the drive shaft 21 to slide back and reset, and after the drive motor 10 is reset, the second docking block 16 is separated from the first docking block 17. Since the paddle blade 7 is not necessarily in the aligned position with the storage box 8 when the drive shaft 21 is reset, it is impossible to ensure the paddle position. The blade 7 moves laterally along the drive shaft 21 into the storage box 8. At this time, due to the lateral reset of the drive motor 10, the second docking block 16 is driven to move laterally and reset synchronously to the inner wall position close to the connection box 4. At this time, the second docking block 16 squeezes the elastic paddle 19 and squeezes the second pressure sensing switch 20. In this way, the second pressure sensing switch 20 is started to retract and retract, driving the pushing plate 6 to move laterally and squeeze the corresponding adjustment plate 22. One side of the adjustment plate 22 in the inclined position is pushed up and rotates. At the same time, the paddle blade 7 rotates synchronously. When the paddle blade 7 is flush with the storage box 8, the drive shaft 21 can rely on the rebound force of the reset spring 24 to drive the paddle blade 7 to be re-stuck in the storage box 8 for storage, so as to prevent the paddle blade 7 from being stationary inside the compensation tube 27 and affecting the water flow.

[0037] The above is a detailed description of an embodiment of the present invention. However, the content described is only a preferred embodiment of the present invention and should not be considered to limit the scope of the present invention. All equivalent changes and improvements made within the scope of the present invention should still fall within the scope of the patent coverage of the present invention.

Claims

1. A compensated constant pressure integrated modular water supply device, comprising a water supply pump (1), one end of the water supply pump (1) is provided with a water delivery pipe (2), and the water delivery pipe (2) is provided with a flow detector (3); characterized in that: The end of the water delivery pipe (2) is connected to a compensation pipe (27), the outside of the compensation pipe (27) is connected to a connection box (4), and storage boxes (8) are provided on both sides of the compensation pipe (27), and paddle blades (7) are provided in the storage box (8). A drive shaft (21) is slidably inserted through the side wall of the storage box (8), and one end of the drive shaft (21) is connected to the corresponding paddle blade (7), and the other end of the drive shaft (21) is connected to a first docking block (17), and a sliding reset assembly is connected between the drive shaft (21) and the outer wall of the corresponding storage box (8); A driving motor (10) is provided on the outside of both sides of the connection box (4), a main shaft end of the driving motor (10) is connected to a second docking block (16) aligned with the first docking block (17), first connecting guide rails (9) are connected to the outer walls of both sides of the connection box (4), the driving motor (10) is slidably connected to the corresponding first connecting guide rails (9), a driving assembly connected to the driving motor (10) is provided at the bottom of the connection box (4), and a controller (15) electrically connected to the driving assembly is also provided on the connection box (4), and the controller (15) is electrically connected to the flow detector (3); The driving shaft (21) is connected to an adjustment rotating plate (22) at a position close to the first docking block (17), and the adjustment rotating plate (22) and the paddle blade (7) are parallel to each other. Both sides of the top of the connection box (4) are provided with reset ejection components that match the corresponding adjustment rotating plates (22); and detection switch groups that are electrically connected to the reset ejection components are provided on the inner walls of both sides of the connection box (4) at positions close to the second docking block (16).

2. The compensated constant pressure integrated modular water supply equipment according to claim 1, characterized in that: The reset ejection assembly comprises an electric telescopic rod (5) and an ejection plate (6); the electric telescopic rod (5) is connected to the top of the connection box (4), and the telescopic end of the electric telescopic rod (5) passes through the top of the connection box (4); the ejection plate (6) is connected to the telescopic end of the electric telescopic rod (5), and the ejection plate (6) cooperates with the adjustment rotating plate (22).

3. The compensated constant pressure integrated modular water supply equipment according to claim 2, characterized in that: The detection switch group comprises an elastic paddle (19) and a second pressure sensing switch (20), wherein the elastic paddle (19) is connected to the inner wall of the connection box (4), the second pressure sensing switch (20) is connected to a side of the elastic paddle (19) close to the drive shaft (21), and the second pressure sensing switch (20) is electrically connected to the corresponding electric telescopic rod (5).

4. The compensated constant pressure integrated modular water supply equipment according to claim 1, characterized in that: The driving assembly comprises an electric guide rail (13) and a linkage ring (12), wherein the electric guide rail (13) is connected in pairs to the outer walls on both sides of the bottom of the connection box (4), and the electric guide rail (13) is electrically connected to the controller (15), and the linkage ring (12) is arranged outside the connection box (4), and the linkage ring (12) is slidably connected to the electric guide rail (13), and both sides of the linkage ring (12) are movably connected to the linkage rod (11) through a hinge, and the end of the linkage rod (11) is movably connected to the outer wall of the corresponding driving motor (10) through a hinge; and a first pressure sensing switch (14) electrically connected to the corresponding driving motor (10) is provided at the bottom of the electric guide rail (13).

5. The compensated constant pressure integrated modular water supply equipment according to claim 1, characterized in that: The sliding reset assembly includes a second connecting guide rail (23) and a guide sleeve (25), wherein the second connecting guide rail (23) is connected to the outer wall of the storage box (8), and the guide sleeve (25) is slidably connected to the second connecting guide rail (23). The guide sleeve (25) is rotationally matched with the drive shaft (21), and a reset spring (24) is connected between the bottom of the guide sleeve (25) and the second connecting guide rail (23).

6. The compensated constant pressure integrated modular water supply equipment according to claim 5, characterized in that: The driving shaft (21) passes through the guide sleeve (25), and the limiting blocks (26) are connected to the driving shaft (21) in pairs, and the limiting blocks (26) are distributed on both sides of the guide sleeve (25).

7. The compensated constant pressure integrated modular water supply equipment according to claim 1, characterized in that: Anti-slip particles (18) are distributed on the opposite end surfaces of the first docking block (17) and the second docking block (16).

Citation Information

Patent Citations

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