CN210482469U

CN210482469U - Box type non-negative pressure water supply equipment and water supply system

Info

Publication number: CN210482469U
Application number: CN201921369552.4U
Authority: CN
Inventors: 田兆民; 田兆新; 徐祜莲
Original assignee: Shandong Zero Drag Pressure Vessel Co ltd
Current assignee: Shandong Zero Drag Pressure Vessel Co ltd
Priority date: 2019-08-22
Filing date: 2019-08-22
Publication date: 2020-05-08
Anticipated expiration: 2029-08-22

Abstract

The utility model provides a box type non-negative pressure water supply device, which belongs to the technical field of water supply and comprises a water tank, a negative pressure adjusting mechanism is arranged at the upper right part of the water tank, the pressure adjusting mechanism comprises a barrel body, one end of the barrel body extends into the water tank, a top plate is elastically arranged in the barrel body, a fourth air inlet is arranged at the bottom of the barrel body, a baffle fixed in the barrel body is arranged above the top plate, a plurality of third air inlets are arranged on the top plate, a plurality of second air inlets are arranged on the baffle, and the third air inlets and the second air inlets are distributed in a staggered manner; a first air inlet is formed in the side face of the upper portion of the cylinder body and is located above the baffle. The embodiment of the utility model provides a compare in prior art, utilize the inside and outside pressure differential of water tank can realize the negative pressure of water tank automatically and adjust, need not vacuum suppressor or other supercharging equipment, have with low costs, the energy consumption is low, simple structure, adjust convenient advantage.

Description

Box type non-negative pressure water supply equipment and water supply system

Technical Field

The utility model relates to a water supply technical field specifically is a box no negative pressure water supply equipment and water supply system.

Background

With the increasing of high-rise buildings, secondary water supply modes in China are increasingly common day by day, and negative pressure-free secondary water supply has the advantages of energy conservation, sanitation, convenience in management and maintenance and the like, so that negative pressure-free water supply equipment is widely applied to the secondary water supply modes.

The existing non-negative pressure secondary water supply mostly adopts a vacuum suppressor or other pressurizing equipment arranged on a water tank, introduces outside air into the water tank or takes pressurizing measures for the water tank so as to destroy the negative pressure environment inside the water tank and achieve the purpose of stable water supply, however, the above mode has the following problems: the vacuum suppressors and other pressurizing equipment are expensive, so that the cost of secondary water supply is greatly increased, and the vacuum suppressors and other pressurizing equipment also bring about the loss of electric energy, which is not favorable for the requirement of resource conservation.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem that solve provides a box no negative pressure water supply equipment and water supply system to the not enough of above-mentioned prior art.

In order to solve the technical problem, the utility model provides a following technical scheme:

a box type negative-pressure-free water supply device comprises a water tank, wherein a negative pressure adjusting mechanism is arranged on the upper right side of the water tank, the pressure adjusting mechanism comprises a barrel, one end of the barrel extends into the water tank, a top plate is elastically arranged in the barrel, a fourth air inlet is formed in the bottom of the barrel, a baffle fixed in the barrel is arranged above the top plate, a plurality of third air inlets are formed in the top plate, a plurality of second air inlets are formed in the baffle, and the third air inlets and the second air inlets are distributed in a staggered mode; a first air inlet is formed in the side face of the upper portion of the cylinder body and is located above the baffle.

As a further improvement of the utility model: the bottom of the top plate is connected with a bottom plate through a connecting rod, a spring is arranged at the bottom of the bottom plate, and one end, far away from the bottom plate, of the spring is fixedly connected to the bottom of the barrel.

As a further improvement of the utility model: the area of the bottom plate is smaller than the sectional area of the inner cavity of the cylinder body.

As a further improvement of the utility model: the barrel externally mounted has the rose box, rose box inside is filled there is the active carbon layer, and the rose box is linked together through first air inlet with the barrel is inside, and one side that the barrel was kept away from to the rose box is provided with a plurality of suction holes.

As a further improvement of the present invention: the cylinder body comprises a first cylinder body and a second cylinder body which are connected with each other through threads, one end of the second cylinder body extends into the water tank, and the fourth air inlet is formed in the side face below the second cylinder body; the baffle is fixedly arranged in the first cylinder.

As a further improvement of the present invention: and a sealing ring is arranged at the rotary joint of the first cylinder and the second cylinder.

The utility model provides a water supply system, contains above-mentioned box no negative pressure water supply equipment, still including setting up the inlet tube of water tank upper left side and the water pump of setting in the water tank lower right side, the one end that the water tank was kept away from to the inlet tube is connected to municipal water pipe network, water pump input end is through first water piping connection to water tank, and water pump output end is through second water piping connection to the home subscriber.

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

the embodiment of the utility model provides a compare in prior art, utilize the inside and outside pressure differential of water tank can realize the negative pressure of water tank automatically and adjust, need not vacuum suppressor or other supercharging equipment, have with low costs, the energy consumption is low, simple structure, adjust convenient advantage.

Drawings

FIG. 1 is a schematic structural diagram of a box-type non-negative pressure water supply device;

FIG. 2 is an enlarged view of the portion A of the box-type non-negative pressure water supply equipment;

FIG. 3 is a schematic structural diagram of a baffle plate in a box-type non-negative pressure water supply device;

in the figure: the device comprises a water inlet pipe 1, a water tank 2, a negative pressure adjusting mechanism 3, a first water outlet pipe 4, a water pump 5, a second water outlet pipe 6, a first cylinder 7, a filter box 8, an activated carbon layer 9, a first air inlet 10, a baffle 11, a second air inlet 12, a sealing ring 13, a second cylinder 14, a bottom plate 15, a spring 16, a fourth air inlet 17, a connecting rod 18, a top plate 19 and a third air inlet 20.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-3, the present embodiment provides a box type non-negative pressure water supply apparatus, including a water tank 2, a negative pressure adjusting mechanism 3 is disposed at the upper right of the water tank 2, the pressure adjusting mechanism 3 includes a cylinder, one end of the cylinder extends into the water tank 2, a top plate 19 is elastically disposed inside the cylinder, a fourth air inlet 17 is disposed at the bottom of the cylinder, a baffle 11 fixed inside the cylinder is disposed above the top plate 19, a plurality of third air inlets 20 are disposed on the top plate 19, a plurality of second air inlets 12 are disposed on the baffle 11, and the third air inlets 20 and the second air inlets 12 are distributed in a staggered manner; a first air inlet 10 is formed in the side face of the upper portion of the cylinder, and the first air inlet 10 is located above the baffle 11.

When the pressure inside the water tank 2 is greater than or equal to the external air pressure, the top plate 19 abuts against the lower part of the baffle plate 11 under the action of the internal pressure of the water tank 2, and because the second air inlet 12 on the baffle plate 11 and the third air inlet 20 on the top plate 19 are distributed in a staggered manner, the internal environment of the water tank 2 is separated from the outside by the mutual attachment of the top plate 19 and the baffle plate 11; when the inside pressure of water tank 2 is less than external atmospheric pressure, form the negative pressure in the water tank 2, inside the outside air gets into the barrel through first air inlet 10 to promote roof 19 through second air inlet 12 and move down, the air gets into inside the water tank 2 from third air inlet 20 and fourth air inlet 17, with destroying the inside negative pressure of water tank 2, makes 2 internal pressure of water tank the same with the external world, and then reaches no negative pressure and supplies water the purpose.

The bottom of the top plate 19 is connected with a bottom plate 15 through a connecting rod 18, a spring 16 is arranged at the bottom of the bottom plate 15, and one end, far away from the bottom plate 15, of the spring 16 is fixedly connected to the bottom of the cylinder body.

When the pressure inside the water tank 2 is greater than or equal to the external air pressure, the spring 16 supports the top plate 19, so that the top plate 19 is tightly attached to the baffle plate 11, the pressure inside the water tank 2 is prevented from being lost, and smooth water supply is facilitated.

The area of the bottom plate 15 is smaller than the sectional area of the inner cavity of the cylinder body, so that a gap for air circulation is formed between the bottom plate 15 and the inner wall of the cylinder body, external air smoothly enters the water tank 2, and the negative pressure environment inside the water tank 2 is damaged.

In order to facilitate the overhaul and maintenance of all parts in the barrel, the barrel comprises a first barrel 7 and a second barrel 14 which are connected with each other through threads, one end of the second barrel 14 extends into the water tank 2, and a fourth air inlet 17 is formed in the side surface below the second barrel 14; the baffle 11 is fixedly arranged in the first cylinder 7.

And a sealing ring 13 is arranged at the rotary joint of the first cylinder 7 and the second cylinder 14, so that the sealing property of the cylinders is ensured.

The working principle of the embodiment is as follows: tap water in a municipal tap water network enters the water tank 2 through the water inlet pipe 1 and is pumped into a household user by the water pump 5.

Example 2

Referring to fig. 2, in order to prevent dust and impurities from being carried into the water tank 2 by the external air and causing water pollution when the external air enters the water tank 2 to destroy the negative pressure environment inside the water tank 2, in this embodiment, compared with embodiment 1, the filter tank 8 is installed outside the cylinder, the activated carbon layer 9 is filled inside the filter tank 8, the filter tank 8 is communicated with the inside of the cylinder through the first air inlet 10, and a plurality of air suction holes are formed in one side of the filter tank 8 away from the cylinder.

When negative pressure is formed inside the water tank 2, outside air enters the cylinder body from the air suction hole, in the process, the air is filtered by the activated carbon layer 9, and dust impurities in the air are filtered by the activated carbon layer 9, so that the pollution of the dust impurities to the water quality is avoided.

Example 3

Referring to fig. 1, a water supply system includes the box-type non-negative pressure water supply apparatus described in embodiments 1 and 2, and further includes a water inlet pipe 1 disposed above the left side of the water tank 2 and a water pump 5 disposed below the right side of the water tank 2, wherein one end of the water inlet pipe 1 away from the water tank 2 is connected to a municipal tap water network, an input end of the water pump 5 is connected to the water tank 2 through a first water outlet pipe 4, and an output end of the water pump 5 is connected to a home user through a second water outlet pipe 6.

Tap water in a municipal tap water network enters the water tank 2 through the water inlet pipe 1 and is pumped into a household user by the water pump 5.

The embodiment of the utility model provides a compare in prior art, utilize the inside and outside pressure differential of water tank 2 can realize water tank 2's negative pressure automatically and adjust, need not vacuum inhibitor or other supercharging equipment, have with low costs, the energy consumption is low, simple structure, adjust convenient advantage.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The box type negative-pressure-free water supply equipment comprises a water tank (2), wherein a negative pressure adjusting mechanism (3) is arranged on the upper right side of the water tank (2), and is characterized in that the negative pressure adjusting mechanism (3) comprises a barrel, one end of the barrel extends into the water tank (2), a top plate (19) is elastically arranged in the barrel, a fourth air inlet (17) is formed in the bottom of the barrel, a baffle (11) fixed in the barrel is arranged above the top plate (19), a plurality of third air inlets (20) are formed in the top plate (19), a plurality of second air inlets (12) are formed in the baffle (11), and the third air inlets (20) and the second air inlets (12) are distributed in a staggered manner; a first air inlet (10) is formed in the side face of the upper portion of the cylinder body, and the first air inlet (10) is located above the baffle (11).

2. The box type non-negative pressure water supply equipment according to the claim 1, characterized in that the bottom of the top plate (19) is connected with the bottom plate (15) through the connecting rod (18), the bottom of the bottom plate (15) is provided with the spring (16), and one end of the spring (16) far away from the bottom plate (15) is fixedly connected with the bottom of the cylinder body.

3. The box type non-negative pressure water supply equipment according to claim 2, characterized in that the area of the bottom plate (15) is smaller than the sectional area of the inner cavity of the cylinder.

4. The box type non-negative pressure water supply equipment according to claim 1, characterized in that a filter box (8) is installed outside the cylinder, the inside of the filter box (8) is filled with an activated carbon layer (9), the filter box (8) is communicated with the inside of the cylinder through a first air inlet (10), and one side of the filter box (8) far away from the cylinder is provided with a plurality of air suction holes.

5. The box-type non-negative pressure water supply equipment according to claim 4, characterized in that the cylinder comprises a first cylinder (7) and a second cylinder (14) which are connected with each other through screw threads, one end of the second cylinder (14) extends into the water tank (2), and the fourth air inlet (17) is opened at the lower side surface of the second cylinder (14); the baffle (11) is fixedly arranged in the first cylinder (7).

6. The box type non-negative pressure water supply equipment according to the claim 5, characterized in that the screw joint of the first cylinder (7) and the second cylinder (14) is provided with a sealing ring (13).

7. A water supply system, comprising the box-type non-negative pressure water supply equipment according to any one of claims 1-6, and further comprising a water inlet pipe (1) arranged at the upper left of the water tank (2) and a water pump (5) arranged at the lower right of the water tank (2), wherein one end of the water inlet pipe (1) far away from the water tank (2) is connected to a municipal tap water network, the input end of the water pump (5) is connected to the water tank (2) through a first water outlet pipe (4), and the output end of the water pump (5) is connected to a household user through a second water outlet pipe (6).