CN212248059U - Secondary water supply equipment cabinet - Google Patents

Abstract

The utility model discloses a secondary water supply equipment cabinet, which belongs to the technical field of secondary water supply. The secondary water supply equipment cabinet includes a cabinet body and a cabinet door, and a water inlet pipe group and a water outlet pipe group are fixedly arranged in the cabinet body; the water inlet pipe group includes a water inlet pipe and a water pump, and the water inlet pipe spans the cabinet body and is arranged in the cabinet body; the water pump It is fixed in the cabinet, and its water inlet is communicated with the water inlet pipe; the water outlet pipe group includes a water outlet pipe and a diaphragm air pressure tank. inside the body and installed on the outlet pipe. In the secondary water supply equipment cabinet provided by the utility model, the water inlet pipe group and the water outlet pipe group are centrally arranged in the cabinet body, which is convenient for centralized maintenance and management, and the overall occupied space is small, which is convenient for installation and use.

Description

A secondary water supply equipment cabinet

technical field

The utility model relates to the technical field of secondary water supply, in particular to a secondary water supply equipment cabinet.

Background technique

The secondary water supply equipment in the existing residential area mainly adopts non-negative pressure water supply equipment, which is connected to the tap water pipe network, and the tap water output from the tap water pipe network is pressurized to supply water to the users of the residential area. The disadvantage of this secondary water supply equipment is that the components, pipe valves, control systems, etc. of the secondary pressurized water supply are scattered in the pump room, and there are many on-site installation and debugging work, requiring professionals to connect and wiring, and the operation is extremely inconvenient; Various components are scattered, which is inconvenient for centralized maintenance and management; a special pump room needs to be built, which takes up a lot of space; the installation process of the existing secondary water supply equipment is complicated and the cost is high.

Utility model content

The purpose of the utility model is to provide a secondary water supply equipment cabinet, so as to solve the problem that the various parts of the existing secondary water supply equipment are scattered in the pump room, which is inconvenient for centralized management and leads to complicated on-site installation and debugging.

In order to solve the above technical problems, the utility model provides a secondary water supply equipment cabinet, which includes a cabinet body and a cabinet door, and the cabinet body is fixedly provided with a water inlet pipe group and a water outlet pipe group;

The water inlet pipe group includes a water inlet pipe and a water pump, and the water inlet pipe spans the cabinet body and is arranged in the cabinet body; the water pump is fixed in the cabinet body, and its water inlet is communicated with the water inlet pipe;

The water outlet pipe group includes a water outlet pipe and a diaphragm air pressure tank, the water outlet pipe is arranged across the cabinet body and is arranged in the cabinet body, and communicates with the water outlet of the water pump; the diaphragm air pressure tank is fixed on the inside the cabinet and installed on the water outlet pipe.

Optionally, the water pump is installed at both ends of the water inlet pipe, and the water inlet of each water pump is connected with the water inlet pipe, and the water outlet of each water pump is connected with the water outlet pipe. .

Optionally, a quick-connect butterfly valve is installed at the water inlet of the water pump.

Optionally, the water pump is installed on the water inlet pipe through a three-way pipe.

Optionally, a quick-install check valve and a quick-install butterfly valve are sequentially installed between the water outlet of the water pump and the water outlet pipe.

Optionally, a pressure gauge and a pressure sensor are installed on both the water inlet pipe and the water outlet pipe, and the pressure sensor is electrically connected to the corresponding pressure gauge.

Optionally, maintenance ball valves are installed between the pressure gauge and the water inlet pipe and the water outlet pipe and between the pressure sensor and the water inlet pipe and the water outlet pipe.

Optionally, a negative pressure suppressor is also installed on the water inlet pipe, which is used to discharge the gas collected in the water inlet pipe, so as to prevent the gas collected in the water inlet pipe from entering the water pump, causing the water pump to heat up and cause a malfunction.

Optionally, a maintenance butterfly valve is also installed between the diaphragm air pressure tank and the water outlet pipe.

Optionally, both ends of the water inlet pipe and the water outlet pipe are connected with quick-connect flange assemblies to facilitate quick connection with external water pipes.

The utility model provides a secondary water supply equipment cabinet, comprising a cabinet body and a cabinet door, wherein a water inlet pipe group and a water outlet pipe group are fixedly arranged in the cabinet body; the water inlet pipe group includes a water inlet pipe and a water pump, and the water inlet pipe The water pump straddles the cabinet and is arranged in the cabinet; the water pump is fixed in the cabinet, and its water inlet is communicated with the water inlet; the water outlet pipe group includes a water outlet and a diaphragm air pressure tank, and the outlet The water pipe crosses the cabinet body and is arranged in the cabinet body, and communicates with the water outlet of the water pump; the diaphragm air pressure tank is fixed in the cabinet body and installed on the water outlet pipe. In the secondary water supply equipment cabinet, the water inlet pipe group and the water outlet pipe group are centrally arranged in the cabinet body, which is convenient for centralized maintenance and management, and the overall occupied space is small, which is convenient for installation and use. According to different working conditions, one end of the water inlet pipe and the water outlet pipe can be selected to be connected with the external water pipe, and the other end is installed with a quick-installation blind plate, which is suitable for the site conditions and is convenient for installation.

Description of drawings

Fig. 1 is the external structure schematic diagram of a kind of secondary water supply equipment cabinet provided by the utility model;

2 is a rear view of a secondary water supply equipment cabinet provided by the present utility model;

3 is a front view of a secondary water supply equipment cabinet provided by the present utility model;

4 is a left side view of a secondary water supply equipment cabinet provided by the present utility model;

Figure 5 is a schematic diagram of the connection structure of the diaphragm air pressure tank and the water outlet pipe.

Detailed ways

A secondary water supply equipment cabinet proposed by the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more apparent from the following description and claims. It should be noted that, the accompanying drawings are all in a very simplified form and in inaccurate scales, and are only used to facilitate and clearly assist the purpose of explaining the embodiments of the present invention.

Example 1

The utility model provides a secondary water supply equipment cabinet, the structure of which is shown in Figures 1-3. It includes a cabinet body 1 and a cabinet door 2. The cabinet body 1 is fixedly provided with a water inlet pipe group 3 and a water outlet pipe group 4; the water inlet pipe group 3 includes a water inlet pipe 30 and a water pump 31, and the water inlet pipe 30 spans the The cabinet body 1 is installed in the cabinet body 1; the water pump 31 is fixed in the cabinet body 1, and its water inlet 310 is communicated with the water inlet pipe 30; the water outlet pipe group 4 includes a water outlet pipe 40 and a water inlet pipe 30. Diaphragm air pressure tank 41, the water outlet pipe 40 spans the cabinet body 1 and is arranged in the cabinet body 1, and communicates with the water outlet 311 of the water pump 31; the diaphragm air pressure tank 41 is fixed in the cabinet Inside the body 1 and installed on the water outlet pipe 40, the diaphragm air pressure tank 41 is used to filter the instantaneous pressure toggle to ensure the stability of the water outlet. Preferably, the water inlet pipe 30 and the water outlet pipe 40 are made of food-grade 304 stainless steel. According to different working conditions, one end of the water inlet pipe 30 and the water outlet pipe 40 can be connected to an external water pipe, and the other end is installed Quick-install blind plate, adapt to the situation on site, easy to install.

Specifically, as shown in FIG. 3 , the water pumps 31 are installed at both ends of the water inlet pipe 30 , and the water inlet 310 of each water pump 31 is communicated with the water inlet pipe 30 , and each water pump 31 is connected to the water inlet pipe 30 . The water outlets 311 of 31 are all communicated with the water outlet pipe 40 . One of the water pumps 31 is used as a backup water pump to ensure the normal operation of the secondary water supply equipment cabinet. The water pump 31 is installed on the water inlet pipe 30 through a three-way pipe 36 , and a quick-connect butterfly valve 35 is installed at the water inlet 310 of the water pump 31 .

Please continue to refer to FIG. 3 , a negative pressure suppressor 34 is also installed on the water inlet pipe 30, which is used to discharge the gas collected inside the water inlet pipe 30, so as to prevent the gas collected inside the water inlet pipe 30 from entering the water pump 31, resulting in all The water pump 31 heats up and malfunctions.

As shown in FIG. 4 , between the water outlet 311 of the water pump 31 and the water outlet pipe 40 , a quick-install check valve 42 and a quick-install butterfly valve 43 are installed in sequence. When a water pump 31 is running, the water in the water outlet pipe 40 flows back to form circulating water; the quick-install butterfly valve 43 adopts a quick-install structure, which is convenient for maintenance and disassembly. As shown in FIG. 5 , a maintenance butterfly valve 44 is also installed between the diaphragm air pressure tank 41 and the water outlet pipe 40 to facilitate disassembly and maintenance. Both ends of the water inlet pipe 30 and the water outlet pipe 40 are connected with quick-connect flange assemblies 38 to facilitate quick connection with external water pipes. The maintenance butterfly valve 44 is also installed between the negative pressure suppressor 34 and the water inlet pipe 30 .

A pressure gauge 32 and a pressure sensor 33 are installed on the water inlet pipe 30 and the water outlet pipe 40 , and the pressure sensor 33 is electrically connected to the corresponding pressure gauge 32 . A maintenance ball valve 37 is installed between the pressure gauge 32 and the water inlet pipe 30 and the water outlet pipe 40 and between the pressure sensor 33 and the water inlet pipe 30 and the water outlet pipe 40 . The pressure gauge 32 can display the water inlet/outlet pressure, the secondary water supply equipment cabinet is provided with a power supply (not shown in the figure), and an electrical contact switch is connected between the power supply and the pressure gauge 32, with Anhydrous signal/overpressure signal acquisition function. The pressure sensor 33 is an inlet/outlet water pressure analog quantity acquisition sensor, and uploads the inlet/outlet water pressure value in real time.

The secondary water supply equipment cabinet has a two-layer structure as a whole, and the water inlet pipe group is arranged on the bottom layer of the cabinet body 1 . The secondary water supply equipment cabinet also includes a PLC and a frequency converter, which are arranged on the top layer of the cabinet 1 to avoid water damage; the PLC is a component that communicates with the upper computer (central control platform), and has PID operation, Send data to the inverter, read the internal data of the inverter, assist the logic judgment of the protection function, and communicate with the host computer through the Ethernet protocol. The PLC is electrically connected to the pressure sensor 33, and the PLC is used to control the operation of the water pump 31. The PLC has an Ethernet communication port, and is connected to a wireless card router through Ethernet communication to realize remote monitoring. , the equipment is not restricted by the three major operators' switches on site. The frequency converter communicates with the PLC in two directions, reads the PLC data, and uploads the operation data of the water pump 31 .

The above description is only a description of the preferred embodiments of the present utility model, and does not limit the scope of the present utility model. Any changes and modifications made by those of ordinary skill in the field of the present utility model according to the above disclosure all belong to the protection scope of the claims. .

Claims (10)

1. A secondary water supply equipment cabinet, comprising a cabinet body (1) and a cabinet door (2), wherein a water inlet pipe group (3) and a water outlet pipe group (4) are fixedly arranged in the cabinet body (1); is, The water inlet pipe group (3) includes a water inlet pipe (30) and a water pump (31), and the water inlet pipe (30) spans the cabinet body (1) and is arranged in the cabinet body (1); the The water pump (31) is fixed in the cabinet (1), and its water inlet (310) is communicated with the water inlet pipe (30); The water outlet pipe group (4) includes a water outlet pipe (40) and a diaphragm air pressure tank (41), and the water outlet pipe (40) spans the cabinet body (1) and is arranged in the cabinet body (1), and communicate with the water outlet (311) of the water pump (31); the diaphragm air pressure tank (41) is fixed in the cabinet (1) and installed on the water outlet pipe (40). 2. A secondary water supply equipment cabinet according to claim 1, characterized in that the water pumps (31) are installed at both ends of the water inlet pipe (30), and each of the water pumps (31) The water inlets (310) of the water pumps are all communicated with the water inlet pipe (30), and the water outlet (311) of each of the water pumps (31) is communicated with the water outlet pipe (40). 3 . The secondary water supply equipment cabinet according to claim 2 , wherein a quick-connect butterfly valve ( 35 ) is installed at the water inlet ( 310 ) of the water pump ( 31 ). 4 . 4 . The secondary water supply equipment cabinet according to claim 2 , wherein the water pump ( 31 ) is installed on the water inlet pipe ( 30 ) through a tee pipe ( 36 ). 5 . 5 . The secondary water supply equipment cabinet according to claim 2 , wherein a quick-fit check is installed in sequence between the water outlet ( 311 ) of the water pump ( 31 ) and the water outlet pipe ( 40 ). 6 . valve (42) and quick-fit butterfly valve (43). 6. The secondary water supply equipment cabinet according to claim 1, wherein a pressure gauge (32) and a pressure sensor (33) are installed on the water inlet pipe (30) and the water outlet pipe (40). ), the pressure sensor (33) is electrically connected with the corresponding pressure gauge (32). 7 . The secondary water supply equipment cabinet according to claim 6 , wherein the pressure between the pressure gauge ( 32 ), the water inlet pipe ( 30 ) and the water outlet pipe ( 40 ) and the pressure A maintenance ball valve (37) is installed between the sensor (33) and the water inlet pipe (30) and the water outlet pipe (40). 8. The secondary water supply equipment cabinet according to claim 1, characterized in that, a negative pressure suppressor (34) is further installed on the water inlet pipe (30) for discharging the water inlet pipe (30) Internal air collection prevents the internal air collection of the water inlet pipe (30) from entering the water pump (31), causing the water pump (31) to heat up and cause malfunctions. 9 . The secondary water supply equipment cabinet according to claim 1 , wherein a maintenance butterfly valve ( 44 ) is further installed between the diaphragm air pressure tank ( 41 ) and the water outlet pipe ( 40 ). 10 . 10. The secondary water supply equipment cabinet according to claim 1, wherein both ends of the water inlet pipe (30) and the water outlet pipe (40) are connected with quick-connect flange assemblies (38) , which is convenient for quick docking with external water pipes.

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