CN212358476U

CN212358476U - Box-type integrated mute non-negative pressure variable frequency water supply equipment

Info

Publication number: CN212358476U
Application number: CN202020683177.7U
Authority: CN
Inventors: 张晓庆; 张金杰; 李臻
Original assignee: Qingdao Liangbang Thermal Engineering Technology Co ltd
Current assignee: Qingdao Liangbang Thermal Engineering Technology Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2021-01-15
Anticipated expiration: 2030-04-29

Abstract

The utility model discloses a box integration silence does not have negative pressure frequency conversion water supply equipment, which comprises a housin, the first division board of fixedly connected with in the casing, fixedly connected with water tank on the first division board, fixed through connection has the inlet tube on the casing, water tank bottom side fixedly connected with raceway, fixedly connected with transformer pipe on the casing, sliding connection has the piston plate in the transformer pipe, symmetrical fixedly connected with connecting rod on the piston plate, fixedly connected with clamp plate on the connecting rod, be equipped with resilient means on the casing. The utility model discloses when the inside atmospheric pressure grow of casing for inside atmospheric pressure compression left side clamp plate makes its motion right, and pole and connecting rod move right together in the drive, make the piston board move right, when moving to a locating position, inside air current flows to the casing outside through upside L shape air vent, and the clamp plate is reconversion under the effect of spring when inside and outside atmospheric pressure is balanced.

Description

Box-type integrated mute non-negative pressure variable frequency water supply equipment

Technical Field

The utility model relates to a silence water supply technical field especially relates to a box integration silence does not have negative pressure frequency conversion water supply equipment.

Background

The water supply equipment is a water supply device which outputs a certain flow and lift in unit time, and comprises fire-fighting water supply equipment, domestic water supply equipment, production water supply equipment, sewage treatment water supply equipment and the like. Wherein, no negative pressure water supply equipment is a direct and municipal water supply pipe network intercommunication, and can prevent that the negative pressure from producing and can eliminate the secondary pressurization water supply installation that the unit operation influences municipal pipe network at the during operation.

However, the conventional non-negative pressure water supply equipment has the problems of high noise and the like, although the non-negative pressure water supply equipment is designed into a box structure, the noise can be reduced, the existing box type non-negative pressure water supply equipment needs to ensure the air pressure balance in the box body, so that an air vent needs to be arranged on the box body, the arrangement of the air vent can cause the phenomenon of reducing the sound insulation effect of the equipment, and the comfort level of a user is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect that "has reduced the effect that gives sound insulation owing to the setting up of air vent" among the prior art to provide a box integration silence does not have negative pressure frequency conversion water supply equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a box-type integrated mute non-negative pressure variable frequency water supply device comprises a shell, wherein a first partition plate is fixedly connected in the shell, a water tank is fixedly connected on the first partition plate, a water inlet pipe is fixedly connected on the shell in a penetrating manner, the water inlet pipe is fixedly connected on the water tank, a water delivery pipe is fixedly connected at the bottom side of the water tank, a second partition plate is fixedly connected in the shell, a variable frequency water pump body is arranged on the second partition plate, one end of the water delivery pipe, far away from the water tank, is fixedly connected at the bottom of the variable frequency water pump body, a water outlet pipe is fixedly connected at the top of the variable frequency water pump body, the water outlet pipe is fixedly connected on the shell in a penetrating manner and extends out of the shell, a variable pressure pipe is fixedly connected on the shell, a piston plate, the shell is provided with an elastic device.

Preferably, the elastic device comprises a loop bar, the loop bar is symmetrically and fixedly connected to the shell, an inner bar is connected to the loop bar in a sliding mode, the inner bar is fixedly connected to the pressing plate, and a spring is fixedly connected between one end of the inner bar and the inner wall of the loop bar.

Preferably, the piston plate is internally symmetrically provided with L-shaped vent holes, and the cross sections of the L-shaped vent holes are circular.

Preferably, the transformer tube is internally and symmetrically and fixedly connected with a baffle which is a rectangular plate.

Preferably, the water tank is provided with a plurality of cylindrical vent holes, and filter screens are arranged in the cylindrical vent holes.

Preferably, the inner wall of the shell is provided with a sound insulation board.

Compared with the prior art, the beneficial effects of the utility model are that:

1. when the device is used, the water inlet pipe and the water outlet pipe are firstly communicated with the external water pipe, water flows into the water tank through the water inlet pipe, then the variable frequency water pump machine body is started, water in the water tank is sent out through the water outlet pipe, noise is reduced in the shell under the action of the sound insulation board, and the comfort level of a user is improved.

2. When water flow enters the water tank, gas in the water tank is discharged through the cylindrical vent holes, so that the internal air pressure of the shell is increased, the internal air pressure compresses the left pressure plate to move rightwards, the inner rod and the connecting rod are driven to move rightwards together, the piston plate moves rightwards, when the piston plate moves to a certain position, internal air flow flows out of the shell through the upper L-shaped vent holes, when the internal air pressure and the external air pressure are balanced, the pressure plate is restored under the action of the spring, so that the piston plate moves to an initial state, when water in the water tank is discharged, the gas enters the water tank through the cylindrical vent holes, the air pressure in the shell is reduced, the external air pressure compresses the right pressure plate to drive the piston plate to move leftwards, when the internal air pressure and the external air pressure are balanced, the external air flow flows in through the lower L-shaped vent holes, the original state is restored, the comfort of the user is improved.

Drawings

Fig. 1 is a schematic front structural view of a box-type integrated mute non-negative pressure variable frequency water supply device provided by the utility model;

fig. 2 is an enlarged schematic view of a point a in fig. 1.

In the figure: 1. a housing; 2. a first partition plate; 3. a water tank; 4. a water inlet pipe; 5. a cylindrical vent; 6. a water delivery pipe; 7. a second partition plate; 8. a variable frequency water pump body; 9. a water outlet pipe; 10. a pressure changing pipe; 11. a piston plate; 12. an L-shaped vent hole; 13. a connecting rod; 14. pressing a plate; 15. a loop bar; 16. an inner rod; 17. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a box-type integrated mute non-negative pressure variable frequency water supply device comprises a shell 1, wherein a sound insulation board is arranged on the inner wall of the shell 1 to reduce noise inside the shell 1, a first partition board 2 is fixedly connected inside the shell 1, a water tank 3 is fixedly connected on the first partition board 2, a plurality of cylindrical vent holes 5 are arranged on the water tank 3, a filter screen is arranged inside the cylindrical vent holes 5, when liquid is added into the water tank 3, gas inside the water tank 3 can escape outwards through the cylindrical vent holes 5, a water inlet pipe 4 is fixedly connected on the shell 1 in a penetrating way, the water inlet pipe 4 is fixedly connected on the water tank 3, a water conveying pipe 6 is fixedly connected on the bottom side of the water tank 3, a second partition board 7 is fixedly connected inside the shell 1, a variable frequency water pump body 8 is arranged on the second partition board 7, and, the top of the variable frequency water pump body 8 is fixedly connected with a water outlet pipe 9, and the water outlet pipe 9 penetrates through the casing 1 and is fixedly connected with the casing 1 and extends to the outside of the casing 1.

The pressure changing pipe 10 is fixedly connected to the shell 1, the piston plate 11 is connected to the pressure changing pipe 10 in a sliding mode, the pressure changing pipe 10 is internally and symmetrically fixedly connected with baffle plates, the baffle plates are rectangular plates and prevent the piston plate 11 from being separated from the pressure changing pipe 10, the piston plate 11 is symmetrically and fixedly connected with connecting rods 13, the connecting rods 13 are fixedly connected with pressure plates 14, L-shaped vent holes 12 are symmetrically arranged in the piston plate 11, the cross sections of the L-shaped vent holes 12 are circular, when the air pressure inside and outside the shell 1 is different, the pressure plates 14 can be compressed to drive the piston plate 11 to move to one side, the side with larger air pressure can convey air to the other side through the L-shaped vent holes 12, an elastic device is arranged on the shell 1 and comprises loop bars 15, the loop bars 15 are symmetrically and fixedly connected to the shell 1, inner rods 16 are connected to the loop bars 15 in, so that the pressure inside and outside the shell 1 can be pressed to move left and right when the pressure is different, and the pressure plate 14 can be restored under the action of the spring 17 when the pressure on the two sides is the same.

In the utility model, when the user uses the device, firstly, the water inlet pipe 4 and the water outlet pipe 9 are communicated with an external water pipe, water flow enters the water tank 3 through the water inlet pipe 4, then the variable frequency water pump body 8 is started to send out water in the water tank 3 through the water outlet pipe 9, noise reduction is carried out on the interior of the shell 1 under the action of the sound insulation board, when the water flow enters the water tank 3, gas in the water tank 3 is discharged through the cylindrical vent hole 5, so that the internal air pressure in the shell 1 is increased, the internal air pressure compresses the left side pressure plate 14 to move rightwards, the inner rod 16 and the connecting rod 13 are driven to move rightwards together, so that the piston plate 11 moves rightwards, when the piston plate moves to a certain position, the internal air flow flows out of the shell 1 through the upper L-shaped vent hole 12, when the internal air pressure and the external air pressure are balanced, the pressure, when water in the water tank 3 is discharged, air enters the water tank 3 through the cylindrical vent hole 5, air pressure in the shell 1 is reduced, the right side pressing plate 14 is compressed by external air pressure, the piston plate 11 is driven to move leftwards, external air flows in through the lower side L-shaped vent hole 12 when the air pressure is in a certain state, and the air pressure is balanced and then is restored to the original state.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A box-type integrated mute negative-pressure-free variable-frequency water supply device comprises a shell (1) and is characterized in that a first partition plate (2) is fixedly connected in the shell (1), a water tank (3) is fixedly connected on the first partition plate (2), a water inlet pipe (4) is fixedly connected on the shell (1) in a penetrating manner, the water inlet pipe (4) is fixedly connected on the water tank (3), a water delivery pipe (6) is fixedly connected on the bottom side of the water tank (3), a second partition plate (7) is fixedly connected in the shell (1), a variable-frequency water pump body (8) is arranged on the second partition plate (7), one end, away from the water tank (3), of the water delivery pipe (6) is fixedly connected to the bottom of the variable-frequency water pump body (8), a water outlet pipe (9) is fixedly connected to the top of the variable-frequency water pump body (8), and the water outlet pipe (9) is fixedly connected, fixedly connected with pressure changing pipe (10) on casing (1), sliding connection has piston board (11) in pressure changing pipe (10), symmetry fixedly connected with connecting rod (13) on piston board (11), fixedly connected with clamp plate (14) on connecting rod (13), be equipped with resilient means on casing (1).

2. The box-type integrated mute non-negative-pressure variable-frequency water supply equipment as claimed in claim 1, wherein the elastic device comprises a loop bar (15), the loop bar (15) is symmetrically and fixedly connected to the shell (1), an inner rod (16) is slidably connected to the loop bar (15), the inner rod (16) is fixedly connected to the pressure plate (14), and a spring (17) is fixedly connected between one end of the inner rod (16) and the inner wall of the loop bar (15).

3. The box-type integrated mute non-negative pressure variable frequency water supply equipment according to claim 1, wherein L-shaped vent holes (12) are symmetrically arranged in the piston plate (11), and the cross sections of the L-shaped vent holes (12) are circular.

4. A box-type integrated mute non-negative pressure variable frequency water supply device according to claim 1, wherein baffles are symmetrically and fixedly connected in the variable pressure pipe (10), and the baffles are rectangular plates.

5. A box-type integrated mute non-negative pressure variable frequency water supply device according to claim 1, wherein a plurality of cylindrical vent holes (5) are arranged on the water tank (3), and a filter screen is arranged in each cylindrical vent hole (5).

6. A box-type integrated mute non-negative pressure variable frequency water supply equipment according to claim 1, characterized in that the inner wall of the shell (1) is provided with a sound-proof board.