TWM595184U - Water hammer eliminating device for high-rise water pipe - Google Patents

Abstract

A water hammer eliminating device for a high-rise pumping pipe is an electric three-way ball valve connected between a pumping pipe, a first pumping pipe and a second pumping pipe, and the first pump and the second pump are set to start pumping alternately , When the first pump starts pumping, the three-way ball valve controls the first pumping pipe and the pumping pipe to maintain communication, and relatively closes the second pumping pipe and the second pump, so that the first pump pumps water through the pumping pipe upward Sent into the water supply tank; when the first pump starts to stop pumping, the water flow inside the suction pipe flows downward through the three-way ball valve, the first pumping pipe and the first pump due to gravity, and then flows into the reservoir In order to eliminate the water hammer phenomenon, it can avoid the vibration noise caused by the strong impact of the water flow, can protect the overall pipeline and its components, and reduce the equipment cost, increase the service life, and meet the actual use needs.

Description

Water hammer eliminating device for high-rise water pipe

This creation is about a water hammer elimination device for high-rise water pipes, especially a water hammer elimination device with electric three-way ball valves installed for high-rise water pipes and pumping pipes.

At present, urban land is limited, the cost is high, and the population is concentrated. Therefore, the buildings are all developing towards the high floors, and the related water supply pipeline equipment must be considered more.

In the general high-rise water supply pipeline equipment, refer to the first and second figures. The high-rise building basically has a reservoir 90 on the ground floor, and the top floor of the high-rise building has a water supply tank 91. 90 is connected with two sets of alternately used pumping pipelines 92. Each of the two sets of pumping pipelines 92 contains at least a pump 93, a check valve 94 and a control valve 95, and is connected to a high-rise water pipe 96 with a three-way joint 98. A single pump 93 pumps water through a single set of pumping pipes 92 and control valves 95, and then feeds upwards into the water supply tank 91 through the inlet of the bottom end of the high-rise water pipe 96, and then supplies them to residents on each floor through the water distribution pipe 97. .

The above-mentioned single-group pumping pipeline 92 starts the pump 93 and the control valve 95 in a controlled manner, and pumps the water flow (see the solid arrow shown in the first figure) into the water supply tank 91 upward through the water pipe 96. When the water supply tank 91 When the set water level is reached, the pump is automatically controlled to turn off 93 At this time, the water flow inside the water pipe 96 with a height of tens of meters is impacted downward due to the influence of gravity, but the water hammer absorber 99 cannot fully effectively absorb the force of the water hammer, so that the water flow (see the dotted arrow shown in the first figure) is still It will impact the check valve 94 downwards, causing violent collision and noise, and causing strong vibration of the pumping pipe 92 and the water pipe 96, which will rub the wall of the pipe of the building, causing more serious noise, and easy to damage the pipe and its components. Therefore, how to solve the above-mentioned problems is the subject that the relevant industry in this industry urgently wants to study.

The main purpose of this creation is that the high-rise water pipe uses an electric three-way ball valve combination to alternately control the first pump and the second pump connected to the pumping pipe. When the pumping pipe stops pumping, the internal pumping pipe The water flow flows down through the three-way ball valve and the first pump or the second pump due to gravity, and then flows into the reservoir to eliminate the water hammer phenomenon, which can avoid the vibration noise caused by the strong impact of the water flow and can protect the overall pipe Road and its components, and reduce equipment cost and increase service life, in line with actual use needs.

In order to achieve the above purpose, the water hammer elimination device of the high-rise water pipe in this creation is connected to a water supply pipe on the top floor of the high building, and a first pumping pipe and a second water pipe are connected to the water reservoir on the ground floor of the high building A pumping pipe, a first pump is connected to the bottom end of the first pumping pipe, a second pump is connected to the bottom end of the second pumping pipe, and the tops of the first pumping pipe and the second pumping pipe are connected to the pumping pipe, Start the first pump or the second pump to pump the water flow, so that the water flow is sent upward into the water supply tank through the water pump; characterized in that the water hammer eliminating device is connected to the water pump and the first pump tube With that second An electric three-way ball valve is connected between the pumping pipes. The three-way ball valve includes a valve body and a ball plug pivotally arranged in the valve body. The valve body has a first port, a second port and a third port. An interface and the second interface are respectively connected to the first pumping pipe and the second pumping pipe, and the third interface is connected to the pumping pipe; when the first pump starts pumping to the last closing, the three-way ball valve Controlling the first pumping pipe to maintain communication with the pumping pipe, and relatively closing the second pumping pipe and the second pump; and when the second pump starts pumping and finally closes, the three-way ball valve controls the first The two pumping pipes are in communication with the pumping pipe, and the first pumping pipe and the first pump are relatively closed.

In the aforesaid water hammer elimination device for high-rise water pipes, an L-shaped channel is provided inside the ball plug of the three-way ball valve to drive the L-shaped channel to communicate with the first interface and the third interface, or to control the The L-shaped channel communicates with the second interface and the third interface.

In the aforementioned water hammer eliminating device for high-rise water pipes, the three-way ball valve is provided with an electric driver outside the valve body, and the driver is connected to drive the ball plug to rotate in forward and reverse directions.

The aforementioned water hammer eliminating device for high-rise water pipes, wherein the first pump and the second pump are set to alternately start pumping, and when the first pump is pumped to the end and then closed, the water flow inside the water pipe is due to gravity Function, and flow down through the three-way ball valve, the first pumping pipe and the first pump, and then flow into the reservoir.

The aforementioned water hammer elimination device for high-rise water pipes, wherein the first pump and the second pump are set to alternately start pumping, and when the second pump is finally pumped off, the water flow inside the water pipe is due to gravity Function, and flow downward through the three-way ball valve, the The second pumping pipe and the second pump flow into the reservoir again.

(This creation)

1: for the pool

2: reservoir

3: water pipe

4: Water distribution pipeline

5: The first pumping pipe

51: First pump

52: Shockproof tube

6: Second pumping pipe

61: Second pump

62: Shockproof tube

7: Three-way ball valve

71: Valve body

711: the first interface

712: Second interface

713: Third interface

72: Ball stopper

721: L-shaped channel

73: Drive

(Prior art)

90: Cistern

91: Give the pool

92: Pumping pipeline

93: Pump

94: Check valve

95: control valve

96: water pipe

97: Water distribution pipeline

98: Tee connector

99: water hammer absorber

The first figure is a schematic diagram of conventional high-rise water supply piping equipment.

The second figure is a perspective view of the connection part of the conventional high-rise water pipe and pumping pipe.

The third picture is a schematic diagram of the water supply pipeline equipment of this high-rise building.

The fourth picture is a perspective view of the water hammer eliminating device of the high rise water pipe in this creation.

The fifth picture is a perspective view of the original three-way ball valve.

The sixth picture is the action diagram of the first use state of the water supply pipeline equipment of the high-rise building.

The seventh picture is the action diagram of the first use state of the creation of the water hammer elimination device of the high rise pipe.

The eighth picture is the action diagram of the second use state of the water supply pipeline equipment of the high-rise building.

The ninth picture is the action diagram of the second use state of the creation of the water hammer elimination device of the high rise water pipe.

Regarding the technical means adopted by this creation to achieve the above-mentioned objectives and their effects, feasible examples are listed below, and the explanations in conjunction with the drawings are as follows:

First of all, please refer to the third to seventh figures. It can be clearly seen from the figure that the water hammer elimination device of this creation is applicable to the water supply pipeline equipment of high-rise buildings. The water pipe 3 is connected with a water distribution pipe 4, and the reservoir 2 on the ground floor of the high-rise building is connected with a first pump pipe 5 and a second pump pipe 6 to form a pump pipe, and the bottom end of the first pump pipe 5 is connected There is a first pump 51 and an anti-vibration tube 52, a second pump 61 and an anti-vibration tube 62 are connected to the bottom end of the second pumping tube 6, and the first A pumping pipe 5 and the top of the second pumping pipe 6 are connected to the water pumping pipe 3, and the first pump 51 and the second pump 61 are set in opposite opening and closing electrical control modes to automatically start the first pump 5 or the second pump 6 pumps the water flow, so that the water flow is sent upward into the feed tank 1 through the water pipe 3.

The main feature of the creative water hammer elimination device is that an electric three-way ball valve 7 is connected between the water-rising pipe 3, the first pumping pipe 5 and the second pumping pipe 6, and the three-way ball valve 7 includes a T-shaped three-way ball valve 7. Through-shaped valve body 71 and a ball plug 72 pivoted in the valve body 71 (see the seventh figure), the valve body 71 has a first interface 711, a second interface 712 and a third interface 713, the first interface 711. The second port 712 is connected to the top of the first pumping pipe 5 and the second pumping pipe 6, the third port 713 is connected to the bottom of the pumping pipe 3, and the ball plug 72 of the three-way ball valve 7 An L-shaped channel 721 is provided inside, and an electric driver 73 is provided outside the valve body 71, the driver 73 is connected to drive the ball plug 72 to rotate forward and backward, to drive the L-shaped channel 721 to communicate with the first interface 711 and the third interface 713 (see FIG. 6 and FIG. 7), or control the L-shaped channel 721 to communicate with the second interface 712 and the third interface 713 (see FIG. 8 and FIG. 9).

In this creation, the first pump 51 and the second pump 61 are set to alternately start pumping in sequence. When the first pump 51 starts pumping and finally closes, the driver 73 of the three-way ball valve 7 drives The ball plug 72 is used to control the first pumping pipe 5 and the pumping pipe 3 to maintain communication, and the second pumping pipe 6 and the second pump 61 are relatively closed, and the first pump 51 pumps the water flow (refer to the sixth figure And the solid arrow shown in the seventh figure) through the first pumping pipe 5 and the three-way ball valve 7 upwards to make the water flow through the water pipe 3 Feed upward into the feed tank 1. When the water supply tank 1 reaches the predetermined water level, the liquid level detector (not shown) is used for detection, and the first pump 51 of the first pumping pipe 5 is automatically closed by electrical control to stop pumping. At this time, the The water flow inside the water pipe 3 is due to gravity, and as indicated by the dotted arrows in the sixth and seventh figures, the water flows downward through the three-way ball valve 7, the first pumping pipe 5 and the first pump 51, It flows into the reservoir 2 again to eliminate the water hammer phenomenon, which can avoid the vibration noise caused by the strong impact of the water flow, can protect the overall pipeline and its components, and reduce the equipment cost, increase the service life, and meet the actual use needs.

When the original pumping is carried out next time, the second pumping pipe 6 is automatically activated, and the driver 73 of the three-way ball valve 7 drives the ball plug 72 during the process from the pumping of the second pump 61 to the last closing. To control the second pumping pipe 6 and the water pumping pipe 3 to maintain communication, and relatively close the first pumping pipe 5 and the first pump 51, and the second pump 61 pumps the water flow (refer to the eighth and ninth figures The solid arrow shown) passes upward through the second pumping pipe 6 and the three-way ball valve 7, so that the water flow is sent upward through the water pipe 3 into the feed tank 1. When the water supply tank 1 reaches the predetermined water level, the liquid level detector (not shown) is used for detection, and the second pump 61 of the second pumping pipe 6 is automatically closed by electrical control to stop pumping. At this time, the The water flow inside the water pipe 3 is due to gravity, and as indicated by the dotted arrows in the eighth and ninth figures, the water flows downward through the three-way ball valve 7, the second pumping pipe 6 and the second pump 61, It flows into the reservoir 2 again to eliminate the water hammer phenomenon, which can avoid the vibration noise caused by the strong impact of the water flow, can protect the overall pipeline and its components, and reduce the equipment cost, increase the service life, and meet the actual use needs.

The above-mentioned embodiments are only for the convenience of describing this creation, not for limitation. Without departing from the scope of this creative spirit, various simple changes and modifications that can be made by those skilled in this industry should still be included in the following patent applications In scope.

1: for the pool

2: reservoir

3: water pipe

4: Water distribution pipeline

5: The first pumping pipe

51: First pump

52: Shockproof tube

6: Second pumping pipe

61: Second pump

62: Shockproof tube

7: Three-way ball valve

711: the first interface

712: Second interface

713: Third interface

Claims (5)

A water hammer eliminating device for high-rise water pipes. A water-supply pipe is connected to the water supply tank on the top floor of the high-rise building, and a first pumping pipe and a second pumping pipe are connected to the water reservoir on the ground floor of the high-rise building. A first pump is connected to the end, a second pump is connected to the bottom end of the second pumping pipe, and the tops of the first pumping pipe and the second pumping pipe are connected to the pumping pipe to start the first pump or the first pump The second pump pumps the water flow, so that the water flow is sent upward through the water pipe into the water supply tank; its characteristics are: The water hammer eliminating device is connected with an electric three-way ball valve between the water pipe, the first pumping pipe and the second pumping pipe. The three-way ball valve includes a valve body and a ball pivotally arranged in the valve body Plug, the valve body has a first port, a second port and a third port, the first port and the second port are connected to the first pumping pipe and the second pumping tube, respectively, and the third port is connected to the pumping water When the first pump starts pumping until it is finally closed, the three-way ball valve controls the first pump to maintain communication with the pump, and relatively closes the second pump and the second pump; and when After the second pump starts pumping until it is finally closed, the three-way ball valve controls the second pump to maintain communication with the water pump, and relatively closes the first pump and the first pump. As described in item 1 of the patent application scope, the water hammer elimination device for high-rise water pipes, wherein the ball plug of the three-way ball valve is provided with an L-shaped channel to drive the L-shaped channel to communicate with the first interface and the The third interface, or driving the L-shaped channel to communicate with the second interface and the third interface. The water hammer elimination device for high-rise water pipes as described in item 2 of the patent application scope, in which The three-way ball valve is provided with an electric drive on the outside of the valve body, and the drive is connected to drive the ball plug to rotate in forward and reverse directions. The water hammer elimination device for high-rise water pipes as described in item 1 of the patent application scope, wherein the first pump and the second pump are set to alternately start pumping, and when the first pump is pumped to the end and then shut down, The water flow inside the water-supply pipe flows downward through the three-way ball valve, the first pumping pipe and the first pump due to gravity, and then flows into the reservoir. The water hammer elimination device for high-rise water pipes as described in item 1 of the patent application scope, wherein the first pump and the second pump are set to alternately start pumping, and when the second pump is pumped to the end and shut down, The water flow inside the water pipe flows downward through the three-way ball valve, the second pumping pipe and the second pump due to gravity, and then flows into the reservoir.

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