CN217108767U

CN217108767U - High-level water tank water hammer eliminating system

Info

Publication number: CN217108767U
Application number: CN202220392680.6U
Authority: CN
Inventors: 许定显; 水永; 庄宗堂
Original assignee: Fengtai Water Technology Hangzhou Co ltd
Current assignee: Fengtai Water Technology Hangzhou Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-08-02
Anticipated expiration: 2032-02-25

Abstract

The utility model provides a high flush tank water hammer removing system, including adjusting device and power device, adjusting device includes governing valve and first pressure transmitter, and the governing valve is connected in first pressure transmitter, and power device is including power controller, and the power controller electricity is connected in the water pump, and the water pump passes through pipe connection in second pressure transmitter, first pressure transmitter and second pressure transmitter wireless connection in power controller, and adjusting device passes through the second inlet channel and connects in power device, and adjusting device connects in high flush tank. The utility model discloses a governing valve and pressure transmitter among the adjusting device adjust the size of intaking, and the production of water hammer in the system is prevented to the power size of adjusting the water pump simultaneously.

Description

High-level water tank water hammer eliminating system

Technical Field

The utility model belongs to the technical field of the water supply technique and specifically relates to a high-order water tank water hammer elimination system.

Background

At present, a ball float valve is adopted for water supplement of the high-level water tank, and the start and stop of a water pump are controlled by a liquid level meter. The following drawbacks exist: 1. frequent opening and closing of the float valve easily causes water hammer and noise; 2. the signal line of the liquid level meter of the high-level water tank is connected with the control water pump, the line length is long, the faults are more, and the maintenance is inconvenient.

The Chinese patent literature discloses "a water supply installation with prevent water hammer", its publication number is CN210319042U, disclose a water supply installation with prevent water hammer, the on-line screen storage device comprises a base, the top fixedly connected with symmetric distribution's of base first bracing piece and symmetric distribution's second bracing piece, the welding of the corresponding position of pole wall of two first bracing pieces has the head rod, the corresponding position of pole wall of two first bracing pieces and two second bracing pieces threaded connection has second connecting rod and third connecting rod respectively, the equal threaded connection of pole wall of second connecting rod and third connecting rod has a plurality of nuts, first bracing piece, the second bracing piece, enclose into a rectangular frame between second connecting rod and the third connecting rod, the welding of the inner wall of rectangular frame has first ring. The utility model discloses a water supply installation with prevent water hammer can improve the nature of decompression pipe, the life of effectual extension decompression pipe, and the workman of being convenient for moreover removes. However, the utility model does not relate to a complete water supply system, and has a small application range.

Disclosure of Invention

The utility model provides a problem that present high flush tank ball-cock assembly floater connecting rod is easy fracture, high flush tank moisturizing ball-cock assembly frequent switch arouses water hammer and noise, provide a high flush tank water hammer elimination system, through governing valve and the pressure transmitter among the adjusting device, adjust the size of intaking, the power size of while regulating pump prevents the production of water hammer in the system.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high flush tank water hammer elimination system, includes adjusting device and power device, adjusting device includes governing valve and first pressure transmitter, the governing valve is connected in first pressure transmitter, power device is including power controller, the power controller electricity is connected in the water pump, the water pump passes through pipe connection in second pressure transmitter, first pressure transmitter and second pressure transmitter wireless connection in power controller, adjusting device passes through the second inlet channel and connects in power device, adjusting device connects in high flush tank. In the utility model, the regulating valve in the regulating device can regulate the opening size of the valve according to the bottom pressure of the high-level water tank, the higher the water level of the high-level water tank is, the higher the pressure of the bottom is, the water flow can be reduced, and the water hammer of the water inlet pipeline is prevented; after the first pressure transmitter detects the water pressure at the outlet of the regulating valve, the detected data are wirelessly transmitted to the power controller, and the power controller can regulate the power of the water pump according to the data, so that the water hammer phenomenon at the water inlet and the water outlet of the regulating valve when the water flow rate changes suddenly is prevented; i.e. further elimination of water hammer by the dual action of the regulating valve and the first pressure transmitter. Besides, the power device's water pump can carry out power control according to first pressure transmitter's information, can save a large amount of power, and reliable and stable.

Preferably, the regulating valve comprises a valve body and a regulating chamber, the valve body comprises a valve core and a valve rod for controlling the movement of the valve core, the regulating chamber comprises a die chamber upper cavity and a die chamber lower cavity, the die chamber upper cavity and the die chamber lower cavity are divided into two independent cavities by a regulating membrane, and a lower cavity connecting port is arranged at the bottom of the die chamber lower cavity. The utility model discloses in, the cavity of resorption connector of governing valve is connected with high flush tank's bottom, guarantees that the pressure of two places is the same.

Preferably, the inner wall of the high-level water tank is provided with two infrared liquid level detectors, the infrared liquid level detectors are installed at the full liquid level position of the high-level water tank, and one side, far away from the adjusting device, of the high-level water tank is connected to the main water outlet pipeline. The utility model discloses in, infrared liquid level detector sets up for the liquid level that detects in the high-order water tank, reaches the high back at infrared liquid level detector place at the liquid level, triggers infrared liquid level detector's response, makes the early warning solenoid valve close.

Preferably, the first pressure transmitter is further connected to an early warning electromagnetic valve through a first water inlet pipeline, and the early warning electromagnetic valve is in wireless connection with the infrared liquid level detector. The utility model discloses in, early warning solenoid valve constitutes early warning device with infrared liquid level detector, prevents that the head tank from spilling over.

Preferably, the water network input end of the power device is also provided with a backflow preventer, and the backflow preventer is connected with the water pump. The utility model discloses in, the backflow preventer prevents that water from flowing backward to the water net.

Preferably, a pressure transmitter receiving module is arranged on a power controller of the power device. The utility model discloses in, pressure transmitter receiving module is used for receiving the data that pressure transmitter detected.

Preferably, the second water inlet pipeline is provided with a first electromagnetic valve for controlling the pipeline to open and close. The utility model discloses in, the second inlet channel is longer vertical pipeline, sets up a solenoid valve in this pipeline, the emergency switch when being equivalent to the trouble.

The utility model has the advantages that: the utility model adjusts the size of the inlet water and the power of the water pump simultaneously through the adjusting valve and the pressure transmitter in the adjusting device, thereby preventing the generation of water hammer in the system; and power device adjusts water pump power according to pressure transmitter, can save a large amount of power, and is reliable and stable.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a schematic structural view of the power plant of the present invention;

FIG. 3 is a structural diagram of the regulating valve of the present invention;

in the figure, the device comprises a high-level water tank 1, a high-level water tank 2, an infrared liquid level detector 3, an early warning electromagnetic valve 4, a first water inlet pipeline 5, a first pressure transmitter 6, a regulating valve 7, a second water inlet pipeline 8, a first electromagnetic valve 9, a power device 10, a main water outlet pipeline 11, a water tank bearing platform 12, a water inlet 13, a water outlet 14, a valve body 15, a valve seat 16, a valve core 17, a valve rod 18, a mold chamber upper cavity 19, a mold chamber lower cavity 20, a lower cavity connecting port 21, a regulating diaphragm 22, a regulating chamber 23, a positioning disc 24, a liquid level spring 25, a liquid level screw 26, a positioning tube 27, a positioning boss 28, a pressure disc 29 and an upper cover.

Detailed Description

Example (b):

this embodiment provides a high flush tank water hammer remove system, refer to fig. 1 and fig. 2, including adjusting device and power device 9, adjusting device includes governing valve 6 and first pressure transmitter 5, governing valve 6 is connected with first pressure transmitter 5, power device 9 is including power controller, power controller is connected with the water pump electricity, the water pump passes through the pipeline and is connected with second pressure transmitter, first pressure transmitter 5 and second pressure transmitter wireless connection are in power controller, adjusting device passes through second inlet channel 7 and is connected with power device 9, adjusting device is connected with high flush tank 1. Specifically, the regulating valve 6 is connected to the first pressure transmitter 5 through the first water inlet pipe 4. In the embodiment, the opening size of the regulating valve can be regulated by the regulating valve in the regulating device according to the bottom pressure of the high-level water tank, the higher the water level of the high-level water tank is, the higher the pressure of the bottom is, the smaller the water flow is, and the water hammer of the water inlet pipeline is prevented; after the first pressure transmitter detects the water pressure at the outlet of the regulating valve, the detected data is wirelessly transmitted to the power controller, and the power controller can adjust the power of the water pump according to the data, so that the water hammer phenomenon at the water inlet and the water outlet of the regulating valve when the water flow rate changes suddenly is prevented; i.e. further elimination of water hammer by the dual action of the regulating valve and the first pressure transmitter. Besides, the power device's water pump can carry out power control according to first pressure transmitter's information, can save a large amount of power, and reliable and stable.

Referring to fig. 3, the regulating valve 6 includes a valve body and a regulating chamber 22, the valve body includes a valve core 16 and a valve rod 17 for controlling the movement of the valve core 16, the regulating chamber 22 includes a mold chamber upper cavity 18 and a mold chamber lower cavity 19, the mold chamber upper cavity 18 and the mold chamber lower cavity 19 are divided into two independent cavities by a regulating diaphragm 21, and a lower cavity connecting port 20 is disposed at the bottom of the mold chamber lower cavity 19. The valve body is still including valve body 14, valve body 14 is provided with water inlet 12 and delivery port 13, be provided with disk seat 15 in the valve body 14, delivery port 13 is connected with high-order water tank 1's bottom, water inlet 12 is connected with power device 9, adjust diaphragm 21 fixed connection in valve rod 17, die cavity epicoele 18 is provided with the liquid level spring 25 that is used for making the regulation diaphragm remove, the upper portion of regulating chamber 22 still is equipped with registration arm 26, registration arm 26 and die cavity epicoele 18 intercommunication, it is provided with positioning disk 23 to adjust diaphragm 21 top, sliding connection has pressure disk 28 in the registration arm 26, the lower extreme butt of liquid level spring 25 is on positioning disk 23, the upper end butt of liquid level spring 25 is on pressure disk 28, be provided with liquid level screw 25 on the pressure disk, liquid level screw 25 runs through the registration arm, liquid level screw 25 top still is equipped with upper cover 29, the lower terminal surface of pressure disk is provided with location boss 27 towards the liquid level spring direction. In this embodiment, the lower cavity connecting port of the regulating valve is connected with the bottom of the high-level water tank, so as to ensure that the pressures at the two positions are the same.

Two infrared liquid level detectors 2 are arranged on the inner wall of the high-level water tank 1, the infrared liquid level detectors 2 are installed at the full liquid level position of the high-level water tank 1, and one side, far away from the adjusting device, of the high-level water tank 1 is connected with a main water outlet pipeline 10. First pressure transmitter 5 is connected with early warning solenoid valve 3 through first inlet channel 4, and early warning solenoid valve 3 wireless connection is in infrared liquid level detector 2. In this embodiment, the high-level water tank 1 is disposed on the water tank bearing platform 11, the water tank bearing platform 11 may be disposed on a roof, the infrared liquid level detector is disposed to detect a liquid level in the high-level water tank, and when the liquid level reaches a height at which the infrared liquid level detector is located, a response of the infrared liquid level detector is triggered to turn off the early warning solenoid valve. The early warning electromagnetic valve and the infrared liquid level detector form an early warning device to prevent the overflow of the high-level water tank.

Referring to fig. 1 and 2, the water network input end of the power device 9 is also provided with a backflow preventer, and the backflow preventer is connected with the water pump. And a pressure transmitter receiving module is arranged on a power controller of the power device 9. The second water inlet pipeline 7 is provided with a first electromagnetic valve 8 for controlling the pipeline to open and close. In this embodiment, the backflow preventer prevents water from flowing backward to the water network, and the first solenoid valve functions as an emergency stop switch, mainly for emergency situations.

The utility model discloses a working process: the high-level water tank is suitable for the condition of community water use, when the water level in the high-level water tank is reduced, the water pressure at the bottom of the high-level water tank is also reduced, correspondingly, the pressure of a lower cavity of a die chamber of a regulating valve connected with the high-level water tank is also reduced continuously, a liquid level spring in the regulating valve pushes a regulating diaphragm downwards, the regulating diaphragm moves towards the lower cavity of the die chamber, meanwhile, the regulating diaphragm drives a valve rod to move downwards, the valve rod drives a valve core to move downwards, the distance between the valve core and a valve seat is increased continuously, so that the flow of water is increased continuously and flows to the high-level water tank; when the water level in the high-level water tank rises, at the moment, the water pressure at the bottom of the high-level water tank is also increasingly large, correspondingly, the pressure of the lower cavity of the die chamber of the regulating valve connected with the high-level water tank is also continuously increased, the regulating diaphragm is pushed upwards after the pressure is increased, the regulating diaphragm pushes the liquid level spring upwards, in the process, the regulating diaphragm drives the valve rod to upwards move, the valve rod drives the valve core to upwards move, the distance between the valve core and the valve seat is continuously reduced, the water flowing opening between the valve core and the valve seat is continuously reduced, the flow of water is continuously reduced, and the flow of water flowing to the high-level water tank is also continuously reduced. When the water flow in the regulating valve changes, the first pressure transmitter arranged on the water outlet side of the regulating valve also works, under normal conditions, the power of a water pump of the power device is constant, namely the water flow from the water inlet of the regulating valve to the water pump section is constant, the first pressure transmitter detects the pressure value on the water outlet side, the first pressure transmitter wirelessly transmits data to the power controller, at the moment that the regulated water flow of the regulating valve is increased, the water flow on the two sides of the inlet and the outlet of the regulating valve is unequal, namely the instant flow from the water inlet of the regulating valve to the water pump section is smaller than the instant flow from the water outlet of the regulating valve to the high-level water tank section, the power controller regulates the power of the water pump according to the received pressure data of the first pressure transmitter, at the moment, the water pump can increase the power to increase the flow from the water inlet of the regulating valve to the water pump section, so that the difference between the flow from the water inlet of the regulating valve and the water outlet of the water pump section of the regulating valve and the high-level water tank section is reduced, preventing the formation of a large water hammer at this instant; similarly, in the moment that the water flow of the regulating valve becomes small, the water flows of the inlet and the outlet of the regulating valve are also unequal, namely the instantaneous flow from the water inlet of the regulating valve to the water pump section is greater than the instantaneous flow from the water outlet of the regulating valve to the high-level water tank section, at the moment, the power controller receives pressure data of the first pressure transmitter to reduce the power of the water pump, so that the flow from the water inlet of the regulating valve to the water pump section is reduced, the difference between the flow from the water inlet of the regulating valve to the water pump section and the flow from the water outlet of the regulating valve to the high-level water tank section is continuously reduced, and a large water hammer is prevented from being formed in the moment.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a high flush tank water hammer elimination system, its characterized in that includes adjusting device and power device (9), adjusting device includes governing valve (6) and first pressure transmitter (5), governing valve (6) are connected in first pressure transmitter (5), power device (9) are including power controller, power controller electricity is connected in the water pump, the water pump passes through pipe connection in second pressure transmitter, first pressure transmitter (5) and second pressure transmitter wireless connection are in power controller, adjusting device passes through second inlet channel (7) and connects in power device (9), adjusting device connects in high flush tank (1).

2. The high-level water tank water hammer eliminating system according to claim 1, wherein the regulating valve (6) comprises a valve body and a regulating chamber (22), the valve body comprises a valve core (16) and a valve rod (17) for controlling the movement of the valve core (16), the regulating chamber (22) comprises a die chamber upper cavity (18) and a die chamber lower cavity (19), the die chamber upper cavity (18) and the die chamber lower cavity (19) are divided into two independent cavities by a regulating membrane (21), and a lower cavity connecting port (20) is arranged at the bottom of the die chamber lower cavity (19).

3. The high-level water tank water hammer eliminating system according to claim 1, wherein the inner wall of the high-level water tank (1) is provided with two infrared liquid level detectors (2), the infrared liquid level detectors (2) are installed at the full liquid level of the high-level water tank (1), and one side of the high-level water tank (1) far away from the adjusting device is connected to a main water outlet pipeline (10).

4. The high-level water tank water hammer eliminating system according to claim 1, wherein the first pressure transmitter (5) is further connected to the early warning solenoid valve (3) through a first water inlet pipeline (4), and the early warning solenoid valve (3) is wirelessly connected with the infrared liquid level detector (2).

5. A high head tank water hammer elimination system according to claim 1, characterized in that the water network input of the power device (9) is further provided with a backflow preventer, and the backflow preventer is connected to the water pump.

6. The high head tank water hammer elimination system according to claim 1 or 5, wherein a pressure transmitter receiving module is arranged on a power controller of the power device (9).

7. A high-level tank water hammer eliminating system according to claim 1, wherein the second water inlet pipe (7) is provided with a first electromagnetic valve (8) for controlling the opening and closing of the pipe.