Constant-pressure water supply device

Abstract

The utility model provides a constant pressure water supply device which can achieve the purpose of constant pressure water supply and improve the effect of constant pressure water supply by setting a two-stage water replenishing mode, and comprises a shell, four universal wheels arranged at the bottom of the shell, two push handles arranged on the outer side of the shell, and a water supply tank arranged in the shell, the bottom side of the water supply tank is communicated with a water outlet pipe, the water outlet pipe is communicated with a first pressure gauge, the top of the water supply tank is provided with a constant-pressure water supplementing tank, the constant-pressure water supplementing tank is provided with a second pressure gauge, and a bent pipe is communicated between the constant-pressure water supplementing tank and the water supply tank; a second make-up pump and a water supply pump are arranged at the top of the water supply tank, the second make-up pump is communicated between the constant-pressure make-up tank and the water supply tank, a water supply pipe is communicated between an outlet of the water supply pump and the water supply tank, an inlet of the water supply pump is communicated with a water suction pipe, the water suction pipe is communicated with a hose, and a water level detection mechanism is arranged on the water supply tank.

Description

Technical Field

[0001] The utility model relates to the technical field of constant pressure water supply, in particular to a constant pressure water supply device. Background Art

[0002] In industrial production, water supply is an important logistical indicator, among which water volume and water pressure are the measures of water supply quality. In some water-using equipment with higher water pressure requirements, constant pressure water supply is required according to the requirements of the water-using equipment. However, during water supply, as the water volume in the water storage equipment changes, the water pressure will also change, and the water pressure of the water supply will also change accordingly.

[0003] The existing constant pressure water supply device is a single stable water pressure mode, and the constant pressure water output effect is not good and cannot meet the use requirements. Utility Model Content

[0004] In view of the defects existing in the prior art, the technical problem solved by the present invention is that the existing constant pressure water supply device is a single stable water pressure mode, the constant pressure water output effect is not good, and cannot meet the use requirements, and a constant pressure water supply device is provided.

[0005] In order to achieve the above objectives, the utility model provides:

[0006] A constant-pressure water supply device comprises an outer shell, four universal wheels are arranged at the bottom of the outer shell, two push handles are arranged at the outer side of the outer shell, a water supply tank is arranged inside the outer shell, the bottom side of the water supply tank is connected with a water outlet pipe, the water outlet pipe is connected with a first pressure gauge, a constant-pressure water replenishment tank is arranged at the top of the water supply tank, a second pressure gauge is arranged on the constant-pressure water replenishment tank, a curved pipe is connected between the constant-pressure water replenishment tank and the water supply tank, a water supply box is arranged on the inner wall of the bottom of the outer shell, a second water replenishment pump and a water supply pump are arranged at the top of the water supply box, the second water replenishment pump is connected between the constant-pressure water replenishment tank and the water supply box, a water supply pipe is connected between the outlet of the water supply pump and the water supply box, a water supply pipe is connected to the inlet of the water supply pump, a water suction pipe is connected to the water suction pipe, a water level detection mechanism is arranged on the water supply box, the first water replenishment pump is connected between the water supply box and the water supply tank, and a power supply and a controller are arranged at the top of the outer shell.

[0007] Preferably, the side of the shell is open and has two shell covers rotatably installed; opening the shell covers can facilitate the internal operation of the shell.

[0008] Preferably, the inlet of the first water replenishment pump is connected to the bottom side of the water supply tank, the outlet of the first water replenishment pump is connected to the first water replenishment pipe, the first water replenishment pipe is connected to the water supply tank, and the first solenoid valve is arranged on the first water replenishment pipe; the first water replenishment pump can perform secondary water replenishment when the water supply of the water supply tank is unstable, and the first water replenishment pump does not work when the water supply of the water supply tank is stable.

[0009] Preferably, a water inlet pipe is connected between the inlet of the second water make-up pump and the water supply tank, a second water make-up pipe is connected between the outlet of the second water make-up pump and the constant pressure water make-up tank, and a second solenoid valve is arranged on the second water make-up pipe; the second water make-up pump delivers water into the constant pressure water make-up tank through the water inlet pipe and the second water make-up pipe.

[0010] Preferably, a storage shell is provided on the outer side of the shell, the hose is located in the storage shell, and the storage shell is used to store the hose.

[0011] Preferably, the water level detection mechanism includes a float, a slide rod is fixedly installed on the outside of the float, the slide rod is slidably installed on the outer shell and extends to the top of the outer shell, an insulating plate is installed on the top of the slide rod, two conductive blocks are installed on the bottom of the insulating plate, a bridge conductor is installed on the top of the outer shell, the two conductive blocks are matched with the bridge conductor, a protective shell is provided on the top of the outer shell, the bridge conductor is located inside the protective shell, and an alarm light is provided on the outside of the protective shell; when the water level inside the water supply tank drops, the float drives the insulating plate to move downward through the slide rod, the insulating plate drives the two conductive blocks to connect with the bridge conductor, the alarm light sends out an alarm, and at the same time the water supply pump works to replenish water inside the water supply tank.

[0012] Compared with the prior art, the advantages of the utility model are:

[0013] 1. Push the two push handles to drive the whole to move on four universal wheels, open the water outlet pipe to discharge water through the water supply tank, the first pressure gauge can monitor the water pressure of the water outlet, the water inside the constant pressure water supply tank is introduced into the water supply tank through the bend, the second pressure gauge can monitor the water pressure inside the constant pressure water supply tank, the second water supply pump works to send water into the constant pressure water supply tank through the water inlet pipe and the second water supply pipe, the water level inside the water supply tank drops, the float drives the insulating plate to move downward through the slide rod, the insulating plate drives the two conductive blocks to connect with the bridge conductor, the alarm light sounds an alarm, and the water supply pump works at the same time, sending water into the water supply tank through the suction pipe and the hose, and then the water source enters the water supply tank through the bend, which can automatically replenish water inside the water supply tank. Since the constant pressure water supply tank is connected to the water supply tank through the bend, the water pressure inside the water supply tank can be kept constant;

[0014] 2. The first water replenishment pump can be used for secondary water replenishment when the water supply of the water supply tank is unstable. The first water replenishment pump does not work when the water supply of the water supply tank is stable.

[0015] The utility model can achieve the purpose of constant pressure water supply, and the two-level water replenishment method is set to improve the effect of constant pressure water supply. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the main structure diagram of this design;

[0017] Figure 2 Designed for this Figure 1 A schematic cross-sectional structure diagram of ;

[0018] Figure 3 Design for this Figure 2 Schematic diagram of the structure of part A.

[0019] In the figure: 1. outer shell; 11. push handle; 12. universal wheel; 13. power supply; 14. controller; 15. shell cover; 2. water supply tank; 21. water outlet pipe; 22. first pressure gauge; 23. elbow; 24. first water supply pump; 25. first water supply pipe; 26. first solenoid valve; 3. constant pressure water supply tank; 31. second pressure gauge; 32. second water supply pipe; 33. second solenoid valve; 34. second water supply pump; 35. water inlet pipe; 4. water supply tank; 41. water supply pump; 42. water supply pipe; 43. water suction pipe; 44. hose; 45. storage shell; 5. water level detection mechanism; 51. slide rod; 52. insulating plate; 53. conductive block; 54. bridge conductor; 55. warning light; 56. protective shell; 57. float. DETAILED DESCRIPTION

[0020] The embodiments of the present invention are further described in detail below in conjunction with the accompanying drawings.

[0021] See also Figure 1-3 As shown, a constant pressure water supply device comprises a shell 1, four universal wheels 12 are arranged at the bottom of the shell 1, two push handles 11 are arranged on the outside of the shell 1, a water supply tank 2 is arranged inside the shell 1, a water outlet pipe 21 is connected to the bottom of the water supply tank 2, a first pressure gauge 22 is connected to the water outlet pipe 21, a constant pressure water replenishment tank 3 is arranged on the top of the water supply tank 2, a second pressure gauge 31 is arranged on the constant pressure water replenishment tank 3, a bend 23 is connected between the constant pressure water replenishment tank 3 and the water supply tank 2, and a supply pressure gauge 22 is arranged on the inner wall of the bottom of the shell 1. A water tank 4, a second water replenishment pump 34 and a water supply pump 41 are arranged on the top of the water supply tank 4, the second water replenishment pump 34 is connected between the constant pressure water replenishment tank 3 and the water supply tank 4, a water supply pipe 42 is connected between the outlet of the water supply pump 41 and the water supply tank 4, the inlet of the water supply pump 41 is connected with a suction pipe 43, and the suction pipe 43 is connected with a hose 44, a water level detection mechanism 5 is arranged on the water supply tank 4, a first water replenishment pump 24 is connected between the water supply tank 4 and the water supply tank 2, and a power supply 13 and a controller 14 are arranged on the top of the outer casing 1.

[0022] In this embodiment, the side of the housing 1 is open and has two housing covers 15 rotatably mounted thereon; opening the housing covers 15 allows for convenient access to the interior of the housing 1 .

[0023] In this embodiment, the inlet of the first water replenishment pump 24 is connected to the bottom side of the water supply tank 4, the outlet of the first water replenishment pump 24 is connected to the first water replenishment pipe 25, the first water replenishment pipe 25 is connected to the water supply tank 2, and the first solenoid valve 26 is arranged on the first water replenishment pipe 25; the first water replenishment pump 24 can perform secondary water replenishment when the water supply of the water supply tank 2 is unstable, and the first water replenishment pump 24 does not work when the water supply of the water supply tank 2 is stable.

[0024] In this embodiment, a water inlet pipe 35 is connected between the inlet of the second water supply pump 34 and the water supply tank 4, a second water supply pipe 32 is connected between the outlet of the second water supply pump 34 and the constant pressure water supply tank 3, and a second solenoid valve 33 is provided on the second water supply pipe 32; the second water supply pump 34 works to deliver water into the constant pressure water supply tank 3 through the water inlet pipe 35 and the second water supply pipe 32.

[0025] In this embodiment, a storage shell 45 is provided on the outer side of the housing 1 , and the hose 44 is located in the storage shell 45 . The storage shell 45 is used to store the hose 44 .

[0026] In this embodiment, the water level detection mechanism 5 includes a float 57, a slide bar 51 is fixedly installed on the outside of the float 57, the slide bar 51 is slidably installed on the outer shell 1 and extends to the top of the outer shell 1, an insulating plate 52 is installed on the top of the slide bar 51, two conductive blocks 53 are installed on the bottom of the insulating plate 52, a bridge conductor 54 is installed on the top of the outer shell 1, the two conductive blocks 53 are matched with the bridge conductor 54, a protective shell 56 is arranged on the top of the outer shell 1, the bridge conductor 54 is located inside the protective shell 56, and an alarm light 55 is arranged on the outside of the protective shell 56; the water level inside the water supply tank 4 drops, the float 57 drives the insulating plate 52 to move downward through the slide bar 51, the insulating plate 52 drives the two conductive blocks 53 to connect with the bridge conductor 54, the alarm light 55 sends an alarm, and at the same time the water supply pump 41 works to replenish water inside the water supply tank 4.

[0027] Working principle: When in use, push the two push handles 11 to drive the whole body to move by relying on the four universal wheels 12, open the water outlet pipe 21 to discharge water through the water supply tank 2, and the first pressure gauge 22 can monitor the water pressure of the water outlet. At the same time, the water inside the constant pressure water supply tank 3 is introduced into the water supply tank 2 through the curved pipe 23. The second pressure gauge 31 can monitor the water pressure inside the constant pressure water supply tank 3. The second water supply pump 34 works to send water into the constant pressure water supply tank 3 through the water inlet pipe 35 and the second water supply pipe 32. The water level inside the water supply tank 4 drops, and the float 57 drives the insulating plate 52 to move downward through the slide rod 51. The insulating plate 52 drives the two conductive blocks 53 to be connected with the bridge conductor 54, and the alarm light 55 sounds an alarm. At the same time, the water supply pump 41 works, and the water source is sent into the water supply box 4 through the suction pipe 43 and the hose 44. Then the water source enters the water supply tank 2 through the bend 23, and the water supply box 4 can be automatically replenished with water. Since the constant pressure water replenishment tank 3 is connected with the water supply tank 2 through the bend 23, the water pressure inside the water supply tank 2 can be kept constant. The first water replenishment pump 24 can perform secondary water replenishment when the water supply of the water supply tank 2 is unstable. The first water replenishment pump 24 does not work when the water supply of the water supply tank 2 is stable.

[0028] The present invention is not limited to the above-mentioned optimal implementation mode. Anyone can derive other various forms of products under the inspiration of the present invention. However, no matter what changes are made in the shape or structure, any technical solution that is the same or similar to the present invention is within the scope of protection.

Claims

1. A constant pressure water supply device, comprising a housing (1), the bottom of the housing (1) is provided with four universal wheels (12), the outer side of the housing (1) is provided with two push handles (11), characterized in that: A water supply tank (2) is arranged inside the shell (1), a water outlet pipe (21) is connected to the bottom side of the water supply tank (2), a first pressure gauge (22) is connected to the water outlet pipe (21), a constant pressure replenishment tank (3) is arranged on the top of the water supply tank (2), a second pressure gauge (31) is arranged on the constant pressure replenishment tank (3), a curved pipe (23) is connected between the constant pressure replenishment tank (3) and the water supply tank (2), a water supply box (4) is arranged on the inner wall of the bottom of the shell (1), and a pressure gauge (31) is arranged on the top of the water supply box (4). A second water replenishment pump (34) and a water supply pump (41), the second water replenishment pump (34) is connected between the constant pressure water replenishment tank (3) and the water supply tank (4), a water supply pipe (42) is connected between the outlet of the water supply pump (41) and the water supply tank (4), the inlet of the water supply pump (41) is connected with a water suction pipe (43), the water suction pipe (43) is connected with a hose (44), a water level detection mechanism (5) is provided on the water supply tank (4), and a first water replenishment pump (24) is connected between the water supply tank (4) and the water supply tank (2).

2. A constant pressure water supply device according to claim 1, characterized in that: The inlet of the first water replenishment pump (24) is connected to the bottom side of the water supply tank (4), the outlet of the first water replenishment pump (24) is connected to a first water replenishment pipe (25), the first water replenishment pipe (25) is connected to the water supply tank (2), and a first solenoid valve (26) is provided on the first water replenishment pipe (25).

3. A constant pressure water supply device according to claim 1, characterized in that: A water inlet pipe (35) is connected between the inlet of the second water supply pump (34) and the water supply tank (4), a second water supply pipe (32) is connected between the outlet of the second water supply pump (34) and the constant pressure water supply tank (3), and a second solenoid valve (33) is provided on the second water supply pipe (32).

4. A constant pressure water supply device according to claim 1, characterized in that: A storage shell (45) is provided on the outer side of the housing (1), and the hose (44) is located inside the storage shell (45).

5. A constant pressure water supply device according to claim 1, characterized in that: A power source (13) and a controller (14) are arranged on the top of the housing (1).

6. A constant pressure water supply device according to claim 1, characterized in that: The water level detection mechanism (5) comprises a float (57), a slide bar (51) is fixedly mounted on the outer side of the float (57), the slide bar (51) is slidably mounted on the outer shell (1) and extends to the top of the outer shell (1), an insulating plate (52) is mounted on the top of the slide bar (51), two conductive blocks (53) are mounted on the bottom of the insulating plate (52), a bridge conductor (54) is mounted on the top of the outer shell (1), the two conductive blocks (53) are matched with the bridge conductor (54), a protective shell (56) is arranged on the top of the outer shell (1), the bridge conductor (54) is located inside the protective shell (56), and an alarm light (55) is arranged on the outer side of the protective shell (56).

7. A constant pressure water supply device according to claim 1, characterized in that: The side surface of the housing (1) is open and has two housing covers (15) rotatably mounted thereon.

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