Non-negative pressure water supply system

Abstract

The utility model provides a non-negative pressure water supply system and relates to the field of non-negative pressure water supply, the inner side of a tank body is fixedly connected with a filter plate, the main body of the filter plate is of a circular structure, and through holes are formed in the filter plate in an annular array mode. However, due to the fact that an effective auxiliary water tank structure is lacked, after water overflows, if the water is in urgent need, water needs to be pumped again, time is wasted, and limitation exists, by arranging an auxiliary water tank fixedly connected to the outer side of a tank body, when the auxiliary water tank is used, the auxiliary water tank can be used for water pumping again. On one hand, subsequent non-negative-pressure water supply operation can be achieved by supplying water into the tank body, and on the other hand, overflowing water flow can be collected through the arrangement of the auxiliary water tank fixedly connected to the outer side of the tank body, so that quick water replenishing operation can be conducted when water replenishing is needed for the tank body.

Description

Technical Field

[0001] The utility model belongs to the field of non-negative pressure water supply, in particular to a non-negative pressure water supply system. Background Art

[0002] The non-negative pressure water supply equipment uses the municipal pipeline network as the water source, fully utilizes the original pressure of the municipal pipeline network, forms a closed continuous relay booster water supply mode, has good energy-saving effect, and has no secondary pollution of water quality. It is the development and extension of variable frequency constant pressure water supply equipment. When the existing non-negative pressure water supply system is in use, most of them directly set an overflow pipe on the outside of the tank to overflow the excess water. However, due to the lack of an effective auxiliary water tank structure, if the water overflows and there is an urgent need for water, it will waste time because of the need to pump water again, which has limitations.

[0003] Therefore, in view of the shortcomings of the above-mentioned scheme in actual production and implementation, it has been revised and improved. At the same time, in the spirit and concept of seeking improvement, with the assistance of professional knowledge and experience, and after many ingenuity and experiments, the present utility model was created, and a non-negative pressure water supply system is provided to solve the problem that the existing overflow pipe is directly set on the outside of the tank body to overflow the excess water, but due to the lack of an effective auxiliary water tank structure, if the water overflows and there is an urgent need for water, time will be wasted due to the need to pump water again, which has limitations. Utility Model Content

[0004] The utility model proposes a non-negative pressure water supply system, which solves the problem that the existing technology mostly directly sets an overflow pipe on the outside of the tank body to overflow the excess water, but lacks an effective auxiliary water tank structure, so that after the water overflows, if there is a situation where water is urgently needed, time will be wasted because water needs to be pumped again, which has limitations.

[0005] The technical solution of the utility model is achieved as follows: a non-negative pressure water supply system includes a tank body, the main body of the tank body is a tank-shaped structure with a one-way opening at the top, and a through hole is opened on the bottom end surface of the tank body, a sewer pipe is fixedly connected to the inside of the through hole, and the sewer pipe and the tank body are vertically arranged, and a flange is fixedly connected to the bottom end surface of the sewer pipe, the diameter of the flange is larger than the diameter of the sewer pipe, the sewer pipe and the flange together constitute a sewer structure, and a filter plate is fixedly connected to the inside of the tank body, the main body of the filter plate is a circular structure, and the interior of the filter plate is provided with through holes in an annular array, and the filter plate and the tank body together constitute a filtration structure:

[0006] As a preferred embodiment, a mounting plate is fixedly connected to the outer circumference of the tank body, and the main body of the mounting plate is a circular structure, and the diameter of the mounting plate is larger than the diameter of the tank body, and screw holes are provided in a circular array inside the mounting plate, and an auxiliary water tank is fixedly connected to the outer circumference of the tank body, and the auxiliary water tank is an internal hollow structure.

[0007] As a preferred embodiment, the diameter of the auxiliary water tank is larger than the diameter of the solid tank body, and a support leg is fixedly connected to the bottom end surface of the auxiliary water tank. The main body of the support leg is a cylindrical structure, and the support leg and the auxiliary water tank are vertically arranged, and there are three support legs in total.

[0008] As a preferred embodiment, the three legs are fixedly connected to the bottom surface of the auxiliary water tank in a circular array, and a base plate is fixedly connected to the bottom surface of the legs, and the main body of the base plate is a circular structure, and the base plate and the legs together constitute a support structure for the auxiliary water tank.

[0009] As a preferred embodiment, a through hole is opened inside the substrate, which is a mounting hole. The mounting holes are opened in a circular array on the inner side of the substrate, and a cover plate is installed on the top of the tank body. The outer side of the cover plate is also fixedly connected to the mounting plate, and a fixing bolt is installed inside the cover plate.

[0010] As a preferred embodiment, a water inlet pipe is fixedly connected to the top surface of the cover plate, and the water inlet pipe is used to supply water to the interior of the tank body, and an overflow pipe A is also fixedly connected to the interior of the cover plate, and the liquid outlet end of the overflow pipe A is connected to the auxiliary water tank fixedly connected to the outside of the tank body, and an overflow pipe B is fixedly connected to the top surface of the auxiliary water tank, and a return pipe is also fixedly connected to the top surface of the auxiliary water tank, the return pipe is connected to the tank body, and a control valve is also fixedly connected to the outside of the return pipe.

[0011] After using the above technical solution, the beneficial effects of the utility model are:

[0012] 1. In the present invention, by providing an auxiliary water tank fixedly connected to the outside of the tank body, when it is in use, on the one hand, water can be supplied to the inside of the tank body to achieve subsequent non-negative pressure water supply operation; on the other hand, the overflowing water flow can be collected by the setting of the auxiliary water tank fixedly connected to the outside of the tank body, so that the water can be replenished quickly when the tank body needs to be replenished, thereby achieving a more practical purpose.

[0013] 2. In the present invention, a return pipe is fixedly connected to the bottom end surface of the auxiliary water tank, and the side of the return pipe away from the auxiliary water tank is fixedly connected to the tank body. When it is in use, when emergency water replenishment is needed, the control valve fixedly connected to the return pipe is opened, so that the water in the auxiliary water tank can quickly return to the interior of the tank body through the return pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0015] Figure 1 It is a schematic diagram of the front and side structure of a partial cutaway structure of the water supply system of the present invention;

[0016] Figure 2 This is a schematic diagram of the combined structure of the water supply system of the utility model;

[0017] Figure 3 It is a schematic diagram of the cutaway front structure of the water supply system of the present invention;

[0018] Figure 4 This is a schematic diagram of the combined structure of the cover plate and the fixing bolt of the water supply system of the present utility model;

[0019] Figure 5 This is a schematic diagram of the combined structure of the auxiliary water tank and overflow pipe B of the water supply system of the present utility model;

[0020] Figure 6 This is a schematic diagram of the top view of the water supply system of the present utility model;

[0021] In the figure, 1. tank body; 101. sewer pipe; 102. flange; 103. filter plate; 104. mounting plate; 2. support legs; 201. base plate; 202. mounting hole; 203. cover plate; 204. fixing bolt; 205. water inlet pipe; 206. overflow pipe A; 3. auxiliary water tank; 301. overflow pipe B; 302. return pipe; 303. control valve. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described 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.

[0023] like Figures 1-6As shown, a non-negative pressure water supply system includes: a tank body 1, the main body of the tank body 1 is a tank-shaped structure with a one-way opening at the top, and a through hole is opened on the bottom end surface of the tank body 1, and a downpipe 101 is fixedly connected to the inside of the through hole, and the downpipe 101 and the tank body 1 are vertically arranged, and a flange 102 is fixedly connected to the bottom end surface of the downpipe 101, and the diameter of the flange 102 is larger than the diameter of the downpipe 101. The downpipe 101 and the flange 102 together constitute a downpipe structure, and a filter plate 103 is fixedly connected to the inside of the tank body 1, and the main body of the filter plate 103 is a circular structure, and the inside of the filter plate 103 is opened in a ring array. It is provided with a through hole, and the filter plate 103 and the tank body 1 together constitute a filtering structure. The top surface of the cover plate 203 is fixedly connected to a water inlet pipe 205, and the water inlet pipe 205 is used to supply water to the interior of the tank body 1, and the interior of the cover plate 203 is also fixedly connected to an overflow pipe A206, and the liquid outlet end of the overflow pipe A206 is connected to the auxiliary water tank 3 fixedly connected to the outside of the tank body 1, and the top surface of the auxiliary water tank 3 is fixedly connected to an overflow pipe B301, and the top surface of the auxiliary water tank 3 is also fixedly connected to a return pipe 302, the return pipe 302 is connected to the tank body 1, and the outside of the return pipe 302 is also fixedly connected to a control valve 303.

[0024] Among them, a mounting plate 104 is fixedly connected to the outer circumferential surface of the tank body 1, and the main body of the mounting plate 104 is a circular structure, and the diameter of the mounting plate 104 is larger than the diameter of the tank body 1, and the interior of the mounting plate 104 is provided with screw holes in a circular array, and an auxiliary water tank 3 is fixedly connected to the outer circumferential surface of the tank body 1, and the auxiliary water tank 3 is an internal hollow structure, the diameter of the auxiliary water tank 3 is larger than the diameter of the solid tank body 1, and a support leg 2 is fixedly connected to the bottom end surface of the auxiliary water tank 3, the main body of the support leg 2 is a cylindrical structure, and the support leg 2 and the auxiliary water tank 3 are vertically arranged, and there are three support legs 2 in total.

[0025] Among them, three legs 2 are fixedly connected to the bottom surface of the auxiliary water tank 3 in a circular array, and a base plate 201 is fixedly connected to the bottom surface of the leg 2, and the main body of the base plate 201 is a circular structure, and the base plate 201 and the leg 2 together constitute a support structure for the auxiliary water tank 3, and a through hole is opened inside the base plate 201, which is a mounting hole 202. The mounting holes 202 are opened in a circular array on the inner side of the base plate 201, and a cover plate 203 is installed on the top of the tank body 1, and the outer side of the cover plate 203 is also fixedly connected to the mounting plate 104, and a fixing bolt 204 is installed inside the cover plate 203.

[0026] During use, when the non-negative pressure water supply system is installed, the tank body 1 and other components can be placed on the ground using the support legs 2 on the bottom end surface of the auxiliary water tank 3 and the base plate 201, and the bolts are simultaneously passed through the mounting holes 202 opened in the base plate 201 to achieve a quick fixing and limiting operation of the tank body 1. After the fixing is completed, the water inlet pipe 205 fixedly connected to the cover plate 203 is connected to the external water pump to supply liquid to the interior of the tank body 1.

[0027] When water enters the tank body 1 and overflows, the overflow pipe A206 fixedly connected to the top surface of the cover plate 203 will be used to supply the water to the internal position of the auxiliary water tank 3 fixedly connected to the outer peripheral surface of the tank body 1 for temporary storage. When the auxiliary water tank 3 is also full of water, the overflow pipe B301 fixedly connected to the top surface of the auxiliary water tank 3 can be used to overflow again.

[0028] When the tank body 1 is launched, the water can be launched quickly without negative pressure by using the water pipe 101 fixedly connected to the bottom end surface of the tank body 1. When the water inside the tank body 1 is less and needs to be quickly replenished with water, the control valve 303 fixedly connected to the return pipe 302 can be used to allow the water in the auxiliary water tank 3 to be quickly supplied to the interior of the tank body 1 through the return pipe 302 for automatic water replenishment.

[0029] In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like, indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and are not intended to indicate or imply that the devices or components referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limiting the present invention. In the description of the present invention, unless otherwise specified and limited, it should be noted that the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, they can refer to mechanical or electrical connections, internal connections between two components, direct connections, or indirect connections through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances. The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A non-negative pressure water supply system, characterized in that: The invention comprises a tank body (1), wherein the main body of the tank body (1) is a tank-shaped structure with a one-way opening at the top, and a through hole is provided on the bottom end surface of the tank body (1), a water pipe (101) is fixedly connected to the inside of the through hole, and the water pipe (101) and the tank body (1) are arranged vertically, and a flange (102) is fixedly connected to the bottom end surface of the water pipe (101), the diameter of the flange (102) is larger than the diameter of the water pipe (101), and the water pipe (101) and the flange (102) together form a water discharge structure, and a filter plate (103) is fixedly connected to the inside of the tank body (1), the main body of the filter plate (103) is a circular structure, and the inside of the filter plate (103) is provided with through holes in an annular array, and the filter plate (103) and the tank body (1) together form a filtering structure, and a mounting plate (104) is fixedly connected to the outer peripheral surface of the tank body (1), and the mounting plate (104) is fixedly connected to the bottom end surface of the water pipe (101), and the mounting plate (104) is fixedly connected to the bottom end surface of the water pipe (101), and the diameter of the flange (102) is larger than the diameter of the water pipe (101). The main body is a circular structure, and the diameter of the mounting plate (104) is larger than the diameter of the tank body (1). The interior of the mounting plate (104) is provided with screw holes in an annular array, and the outer peripheral surface of the tank body (1) is fixedly connected to the auxiliary water tank (3), and the auxiliary water tank (3) is an internal hollow structure. The diameter of the auxiliary water tank (3) is larger than the diameter of the solid tank body (1), and the bottom end surface of the auxiliary water tank (3) is fixedly connected to the support leg (2), the main body of the support leg (2) is a cylindrical structure, and the support leg (2) and the auxiliary water tank (3) are vertically arranged, and there are three support legs (2) in total, and the three support legs (2) are fixedly connected to the bottom end surface of the auxiliary water tank (3) in an annular array, and the bottom end surface of the support leg (2) is fixedly connected to the base plate (201), and the main body of the base plate (201) is a circular structure, and the base plate (201) and the support leg (2) together constitute a support structure for the auxiliary water tank (3).

2. A non-negative pressure water supply system according to claim 1, characterized in that: The base plate (201) is provided with a through hole inside, which is a mounting hole (202). The mounting holes (202) are provided in a circular array on the inner side of the base plate (201). A cover plate (203) is installed on the top of the tank body (1). The outer side of the cover plate (203) is also fixedly connected to the mounting plate (104), and a fixing bolt (204) is installed inside the cover plate (203).

3. A non-negative pressure water supply system according to claim 2, characterized in that: A water inlet pipe (205) is fixedly connected to the top surface of the cover plate (203), and the water inlet pipe (205) is used to supply water to the interior of the tank body (1). An overflow pipe A (206) is also fixedly connected to the interior of the cover plate (203), and the liquid outlet end of the overflow pipe A (206) is connected to the auxiliary water tank (3) fixedly connected to the outside of the tank body (1). An overflow pipe B (301) is fixedly connected to the top surface of the auxiliary water tank (3), and a return pipe (302) is also fixedly connected to the top surface of the auxiliary water tank (3). The return pipe (302) is connected to the tank body (1), and a control valve (303) is also fixedly connected to the outside of the return pipe (302).

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