CN220415611U - Water pump with double pump bodies - Google Patents
Water pump with double pump bodies Download PDFInfo
- Publication number
- CN220415611U CN220415611U CN202322105603.5U CN202322105603U CN220415611U CN 220415611 U CN220415611 U CN 220415611U CN 202322105603 U CN202322105603 U CN 202322105603U CN 220415611 U CN220415611 U CN 220415611U
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- Prior art keywords
- pump
- water
- pump body
- pressure
- pressure tank
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 121
- 238000007789 sealing Methods 0.000 claims description 12
- 239000007788 liquid Substances 0.000 abstract description 16
- 238000013016 damping Methods 0.000 abstract description 2
- 230000003139 buffering effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model provides a water pump with double pump bodies, and belongs to the technical field of water pumps. The utility model provides a water pump of double pump body, includes two pump bodies that integrate and have the motor, its characterized in that, the play water end of arbitrary one the pump body be connected with the overhead tank, be connected through the check valve between the play water end of this pump body and another pump body. The liquid flows through the first pump body and then passes through the two-way damping of the check valve, so that pressure fluctuation in the first pump body is blocked, pressure pulses in the second pump body are reduced, the pressure in the water pump is better stabilized, an air cavity with larger volume is arranged in the pressure tank, a part of liquid is pumped into the pressure tank before the liquid flows out of the water pump, air in the pressure tank is compressed, a certain water pressure is formed, and compressed air is released into a pipeline after the pressure reaches a certain degree, so that the pressure in the pipeline is balanced, pressure impulses generated by the water pump are reduced, and the running stability of the water pump is improved.
Description
Technical Field
The utility model belongs to the technical field of water pumps, and particularly relates to a water pump with double pump bodies.
Background
The water pump with double pump bodies is generally composed of two pump bodies and two independent motors, each pump body is provided with an inlet and an outlet, and as each motor independently drives one pump body, the operation of the water pump can be kept even if one pump body is out-of-line, and the risk of water pump shutdown can be greatly reduced, so that the water pump with double pump bodies is widely applied to various production fields.
The Chinese patent with the application number of 201410742144.4 discloses a vertical double-acting rotary pressure pump, which comprises two pump bodies, wherein pump cylinders are respectively and hermetically connected to the two pump bodies, a liquid suction valve and a liquid feeding valve are arranged on the pump cylinders, and each pump body can be independently controlled by a motor. According to the scheme, the working efficiency of the water pump is greatly improved, but pressure fluctuation can be generated when the control of the two motors is inconsistent or errors exist under the condition of double motors, so that the running stability of the water pump is reduced, the stress of the water pump and the pipe fitting is continuously changed, the abrasion speed of the water pump and the pipe fitting is accelerated, and the service life is shortened.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a water pump with double pump bodies. The technical problems to be solved by the utility model are as follows: how to improve the running stability of the water pump.
In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a water pump of double pump body, includes two pump bodies that integrate and have the motor, its characterized in that, the play water end of arbitrary one the pump body be connected with the overhead tank, be connected through the check valve between the play water end of this pump body and another pump body.
When the water pump works, liquid enters the water pump from the water inlet end of the pump body which is not connected with the pressure tank, flows through the check valve, passes through the pump body which is connected with the pressure tank, and flows out of the water pump from the water outlet end of the pump body. The liquid flows through the first pump body and then passes through the two-way damping of the check valve, so that pressure fluctuation in the first pump body is blocked, pressure pulses in the second pump body are reduced, pressure in the water pump is better stabilized, an air cavity with larger volume is arranged in the pressure tank, part of liquid is pumped into the pressure tank before the liquid flows out of the water pump, air in the pressure tank is compressed to form certain water pressure, and compressed air is released into a pipeline after the pressure reaches a certain degree, so that the pressure in the pipeline is balanced, pressure impulse generated by the water pump is reduced, and the pressure fluctuation generated when the two pump bodies are controlled to be inconsistent due to the fact that the pump work initial stage and the motor are inconsistent or errors exist is greatly reduced through double buffering of the check valve and the pressure tank, so that the stability of operation of the water pump is improved.
In the water pump with two pump bodies, the water inlet end of the pump body which is not connected with the pressure tank is connected with the water inlet joint in a sealing way, the water outlet end of the other pump body is connected with the water outlet joint in a sealing way, and the pressure tank is connected with the water outlet joint.
In the water pump with two pump bodies, two pump bodies are arranged side by side, the water inlet end of the pump body connected with the pressure tank is connected with the water outlet end of the other pump body on the same side of the check valve, the water inlet end of the pump body connected with the pressure tank is in sealing connection with the water outlet end of the check valve, and the water outlet end of the other pump body is in sealing connection with the water inlet end of the check valve. The arrangement mode enables the overall structure arrangement of the water pump to be more compact, and the size is reduced.
In the water pump with two pump bodies, the pressure tank is obliquely screwed on the side part of the water outlet joint upwards towards one side of the other pump body. The pressure tank is inclined to form a space for discharging gas, so that compressed gas is conveniently discharged, and meanwhile, the liquid level can be prevented from falling and accumulating at the bottom of the tank, and the normal operation of the water pump is facilitated; the pressure tank inclines towards one side of the other pump body, so that the water pump is more compact in structural arrangement, and the water pump volume is reduced.
In the water pump with the double pump bodies, a water flow switch is arranged on the side part of the water inlet joint. A water flow switch is arranged on the water inlet joint to control the water quantity.
Compared with the prior art, the utility model has the advantages that: the double buffering of the check valve and the pressure tank greatly reduces pressure fluctuation generated when the control of the two pump bodies is inconsistent due to inconsistent control of the motors or errors in the initial working stage of the pumps, and improves the running stability of the water pump; the pressure tank is inclined to form a space for discharging gas, so that compressed gas is discharged conveniently, and meanwhile, the liquid level can be prevented from falling and accumulating at the bottom of the tank, and the normal operation of the water pump is facilitated.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall structure of another view of the present utility model;
FIG. 3 is an exploded view of the present utility model;
in the figure, 1, a pump body; 2. a check valve; 3. a pressure tank; 4. a water inlet joint; 5. a water outlet joint; 6. a water flow switch.
Detailed Description
The following is a specific embodiment of the present utility model and a technical solution of the present utility model is further described with reference to the accompanying drawings, but the present utility model is not limited to the following embodiment.
The water pump with double pump bodies comprises two pump bodies 1 integrated with motors, and is characterized in that the water outlet end of any one pump body 1 is connected with a pressure tank 3, and the water inlet end of the pump body 1 is connected with the water outlet end of the other pump body 1 through a check valve 2.
The water inlet end of the pump body 1 which is not connected with the pressure tank 3 is connected with a water inlet joint 4 in a sealing way, the water outlet end of the other pump body 1 is connected with a water outlet joint 5 in a sealing way, and the pressure tank 3 is connected to the water outlet joint 5. The two pump bodies 1 are arranged side by side, the water inlet end of the pump body 1 connected with the pressure tank 3 is connected with the water outlet end of the other pump body 1 on the same side of the check valve 2, the water inlet end of the pump body 1 connected with the pressure tank 3 is in sealing connection with the water outlet end of the check valve 2, and the water outlet end of the other pump body 1 is in sealing connection with the water inlet end of the check valve 2. The arrangement mode enables the overall structure arrangement of the water pump to be more compact, and the size is reduced.
The pressure tank is obliquely screwed on the side part of the water outlet joint 5 upwards towards one side of the other pump body 1. The pressure tank 3 is inclined to form a space for discharging gas, so that compressed gas is conveniently discharged, and meanwhile, the liquid level can be prevented from falling and accumulating at the bottom of the tank, and the normal operation of the water pump is facilitated; the pressure tank 3 inclines towards one side of the other pump body 1, so that the water pump structure is more compact, and the water pump volume is reduced.
The water flow switch 6 is arranged on the side part of the water inlet joint 4. A water flow switch 6 is installed on the water inlet joint 4 to control the water quantity.
When the water pump works, liquid enters the water pump from the water inlet end of the pump body 1 which is not connected with the pressure tank 3, flows through the check valve 2, passes through the pump body 1 which is connected with the pressure tank 3, and flows out of the water pump from the water outlet end of the pump body 1. The liquid flows through the first pump body 1 and then passes through the check valve 2 to be damped bidirectionally, so that pressure fluctuation in the first pump body 1 is blocked, pressure pulse in the second pump body 1 is reduced, pressure in the water pump is stabilized better, an air cavity with larger volume is arranged in the pressure tank 3, part of liquid is pumped into the pressure tank 3 before the liquid flows out of the water pump, air in the pressure tank 3 is compressed to form certain water pressure, and compressed air is released into a pipeline after the pressure reaches a certain degree, so that pressure in the pipeline is balanced, pressure impulse generated by the water pump is reduced, and pressure fluctuation generated when the two pump bodies 1 are controlled inconsistently in the initial working stage of the pump and when the motor control is inconsistent or errors exist is greatly reduced through double buffering of the check valve 2 and the pressure tank 3, and the running stability of the water pump is improved.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (5)
1. The utility model provides a water pump of double pump body, includes two pump body (1) that integrate to have the motor, its characterized in that, the play water end of arbitrary one pump body (1) be connected with overhead tank (3), be connected through check valve (2) between the play water end of this pump body (1) and another pump body (1).
2. The water pump with double pump bodies according to claim 1, characterized in that the water inlet end of the pump body (1) which is not connected with the pressure tank (3) is connected with a water inlet joint (4) in a sealing way, the water outlet end of the other pump body (1) is connected with a water outlet joint (5) in a sealing way, and the pressure tank (3) is connected with the water outlet joint (5).
3. The water pump with double pump bodies according to claim 1 or 2, characterized in that two pump bodies (1) are arranged side by side, the water inlet end of the pump body (1) connected with the pressure tank (3) is connected with the water outlet end of the other pump body (1) on the same side of the check valve (2), the water inlet end of the pump body (1) connected with the pressure tank (3) is in sealing connection with the water outlet end of the check valve (2), and the water outlet end of the other pump body (1) is in sealing connection with the water inlet end of the check valve (2).
4. A pump with two pump bodies according to claim 2, characterized in that the pressure tank (3) is screwed on the side of the water outlet joint (5) in an upward inclined manner towards the other pump body (1).
5. A pump with double pump body according to claim 2, characterized in that the water inlet joint (4) is provided with a water flow switch (6) at the side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322105603.5U CN220415611U (en) | 2023-08-04 | 2023-08-04 | Water pump with double pump bodies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322105603.5U CN220415611U (en) | 2023-08-04 | 2023-08-04 | Water pump with double pump bodies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220415611U true CN220415611U (en) | 2024-01-30 |
Family
ID=89650771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322105603.5U Active CN220415611U (en) | 2023-08-04 | 2023-08-04 | Water pump with double pump bodies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220415611U (en) |
-
2023
- 2023-08-04 CN CN202322105603.5U patent/CN220415611U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No.2 Shengda Road, Zeguo Town, Wenling City, Taizhou City, Zhejiang Province Patentee after: Zhejiang Weige Intelligent Pump Industry Co.,Ltd. Country or region after: China Address before: 2 Shengda Road, Zeguo Town, Wenling City, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG WIGO Co.,Ltd. Country or region before: China |