CN218204714U - Water hammer eliminator with automatic exhaust function - Google Patents
Water hammer eliminator with automatic exhaust function Download PDFInfo
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- CN218204714U CN218204714U CN202222914804.5U CN202222914804U CN218204714U CN 218204714 U CN218204714 U CN 218204714U CN 202222914804 U CN202222914804 U CN 202222914804U CN 218204714 U CN218204714 U CN 218204714U
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Abstract
A water hammer eliminator with an automatic exhaust function belongs to the technical field of water hammer protection equipment and comprises a pressure tank, wherein a communication hole communicated with a water supply pipeline is formed in the lower end of the pressure tank; the exhaust hole I is connected with the air inlet hole, and the water level hole is connected with the water inlet hole. The utility model can protect the positive water hammer and the negative water hammer, and can simultaneously remove the air in the water of the water supply pipeline; no external power is needed in the working process, the automatic operation is realized, and the water resource is not wasted; the structure size is not limited, the water supply pipeline can be greatly simplified, and the energy consumption is reduced. The utility model has the characteristics of simple structure, reliable operation, running cost low grade.
Description
Technical Field
The utility model belongs to the technical field of the water hammer protective equipment, especially, relate to a water hammer annihilator with self-bleeding function.
Background
The adverse effect of the water hammer phenomenon in the water supply pipeline on the safe operation of a pipe network has attracted more and more attention of people; the water hammer phenomenon is divided into a positive water hammer and a negative water hammer, the existing commonly used equipment for protecting the positive water hammer is provided with a piston type water hammer eliminator and a rubber bladder type water hammer eliminator, is limited by structure, has smaller volume and limited water hammer eliminating effect, is generally only used on a water supply branch pipe with smaller pipe diameter, and meanwhile, air in the water hammer eliminator cannot be discharged and also occupies limited volume, so that the protection effect is further reduced, air which has the greatest influence on safe operation in a water supply pipeline cannot be discharged, and an exhaust valve is often required to be arranged in the pipeline, so that the investment cost is increased; there is little protection against negative water hammer. The equipment for protecting the negative water hammer mainly comprises a conveying tower and an air bag type air tank, the investment cost of the conveying tower is high, the cost of the air bag type water air tank is low, and the air bag type water air tank is generally only used for protecting the negative water hammer due to the structural influence of the air bag type water air tank.
Disclosure of Invention
The utility model aims at the defect that prior art exists, provide one kind and both can protect positive water hammer, also can protect negative water hammer, still have exhaust function's water hammer annihilator simultaneously.
A water hammer eliminator with an automatic exhaust function comprises a pressure tank, wherein the lower end of the pressure tank is provided with a communicating hole communicated with a water supply pipeline, and the water hammer eliminator is characterized by further comprising a floating type water-gas separation valve, wherein the floating type water-gas separation valve is provided with a water inlet hole, an air inlet hole and an exhaust hole III, the top of the pressure tank is also provided with an exhaust hole I, and the vertical surface of the pressure tank is provided with a water level hole; the exhaust hole I is connected with the air inlet hole, and the water level hole is connected with the water inlet hole.
The top of pressure tank still is equipped with exhaust hole II, be equipped with the overflow valve on the exhaust hole II.
Compared with the prior art, the utility model beneficial effect be: the device can protect the positive water hammer and the negative water hammer and has an exhaust function; no external power is needed in the working process, the automatic operation is realized, and the water resource is not wasted; the size of the structure is not limited at all; the water supply pipeline can be greatly simplified, and the energy consumption is saved; simple structure, reliable operation and low maintenance cost.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of the second embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the closed state of the floating water-gas separation valve of the present invention.
Fig. 4 is a schematic diagram of the open-state structure of the floating water-gas separator of the present invention.
In the figure: 1-pressure tank, 1 a-communicating hole, 1 b-exhaust hole I, 1 c-water level hole, 1 d-exhaust hole II, 2-floating water-gas separating valve, 2 a-water inlet hole, 2 b-air inlet hole, 2 c-exhaust hole III, 2 d-float bowl, 3-water supply pipeline and 4-overflow valve.
Detailed Description
The invention is further explained and the embodiment of the invention is given below by combining the attached drawings of the specification.
The first embodiment is as follows: referring to fig. 1, 3 and 4, the water hammer eliminator with automatic exhaust function comprises a pressure tank 1 and a floating water-gas separation valve 2, wherein the bottom of the pressure tank 1 is provided with a communicating hole 1a, a top exhaust hole I1 b, the upper part of a vertical surface is provided with a water level hole 1c, and the floating water-gas separation valve 2 is provided with a water inlet hole 2a, an air inlet hole 2b and an exhaust hole III 2c; the exhaust hole I1 b is connected with the air inlet hole 2b, the water level hole 1c is connected with the water inlet hole 2a, and the communicating hole 1a is connected with the water supply pipeline 3.
The working process is as follows: the water in the water supply pipe 3 is introduced into the pressure tank 1 through the communication hole 1a, and the air in the pressure tank 1 is compressed to the upper portion of the pressure tank 1, and the water is stopped until the air pressure in the pressure tank 1 is identical to the water pressure in the water supply pipe 3, which is an initial state, and the floating type water-gas separating valve 2 is in a closed state.
When the water supply pipeline 3 generates negative water hammer, the water in the pressure tank 1 quickly flows back to the water supply pipeline 3 under the action of the air pressure and the gravity in the pressure tank 1, so that the negative water hammer is prevented; when the air pressure in the pressure tank 1 is lower than the external pressure, the floating water-gas separation valve 2 is opened at the moment, and the external air enters the pressure tank 1 through the exhaust hole III 2c, so that the generation of negative pressure is prevented, and the capability of protecting a negative water hammer is further improved; when the water pressure of the water supply pipeline 3 is restored, the water in the water supply pipeline 3 enters the pressure tank 1 from the communication hole 1a, and the floating water-gas separation valve 2 is closed when the water level in the pressure tank 1 exceeds the control water level of the floating water-gas separation valve 2.
When the water supply pipeline 3 generates positive water hammer, the water in the water supply pipeline 3 enters the pressure tank 1 from the communication hole 1a, the air in the pressure tank 1 is further compressed, and the pressure rise of the water in the water supply pipeline 3 is slowed down; when the water pressure of the water supply pipeline 3 is restored, the water in the pressure tank 1 flows back into the water supply pipeline 3 by the air pressure and gravity in the pressure tank 1.
The above is a working process, and the working process automatically and circularly reciprocates … ….
Meanwhile, air in water in the water supply pipeline 3 enters the upper part of the pressure tank 1 through the communicating hole 1a, the air volume at the upper part of the pressure tank 1 is increased along with the continuous discharge of the air in the water, the water level in the pressure tank 1 is reduced, when the water level is lower than the control water level of the floating type water-gas separation valve 2, the floating barrel 2d is reduced under the action of gravity, the floating type water-gas separation valve 2 is opened, and the air in the pressure tank 1 is discharged from the exhaust hole III 2c through the exhaust hole I1 b and the air inlet hole 3 a; and simultaneously discharging air, simultaneously, water in the water supply pipeline 3 synchronously enters the pressure tank 1 from the communication hole 1a, the floating cylinder 2d rises under the action of buoyancy, when the water level in the pressure tank 1 reaches the control water level of the floating water-gas separation valve 2, the floating water-gas separation valve 2 is closed, the air discharge is stopped, and when the air pressure in the pressure tank 1 is equal to the water pressure in the water supply pipeline 3, the water inflow is stopped.
The above is a working process, which automatically cycles to and fro … ….
This embodiment can protect negative water hammer, also can protect negative water hammer, still has exhaust function simultaneously.
The second embodiment: referring to fig. 2, 3 and 4, the water hammer eliminator with automatic exhaust function comprises a pressure tank 1, a floating water-gas separation valve 2 and an overflow valve 4, wherein the bottom of the pressure tank 1 is provided with a communicating hole 1a, the top of the pressure tank 1 is provided with an exhaust hole I1 b and an exhaust hole II 1d, the vertical surface of the pressure tank is provided with a water level hole 1c, and the floating water-gas separation valve 2 is provided with a water inlet hole 2a, an air inlet hole 2b and an exhaust hole III 2c; the exhaust hole I1 b is connected with the air inlet hole 2b, the water level hole 1c is connected with the water inlet hole 2a, the exhaust hole II 1d is connected with the overflow valve 4, and the communication hole 1a is connected with the water supply pipeline 3.
The working process is as follows: the water in the water supply pipe 3 is introduced into the pressure tank 1 through the communication hole 1a, and the air in the pressure tank 1 is compressed to the upper portion of the pressure tank 1, and the water supply is stopped until the air pressure in the pressure tank 1 is identical to the water pressure in the water supply pipe 3, which is an initial state in which the floating type water gas separating valve 2 and the overflow valve 4 are both closed.
When the water supply pipeline 3 generates negative water hammer, the water in the pressure tank 1 quickly flows back to the water supply pipeline 3 under the action of the air pressure and the gravity in the pressure tank 1, so that the negative water hammer is prevented; when the air pressure in the pressure tank 1 is lower than the external pressure, the floating water-gas separation valve 2 is opened at the moment, and the external air enters the pressure tank 1 through the exhaust hole III 2c, so that the generation of negative pressure is prevented, and the capability of protecting a negative water hammer is further improved; when the water pressure of the water supply pipeline 3 is restored, the water in the water supply pipeline 3 enters the pressure tank 1 from the communication hole 1a, and the floating water-gas separation valve 2 is closed when the water level exceeds the control water level of the floating water-gas separation valve 2.
When the water supply pipeline 3 generates positive water hammer, the water in the water supply pipeline 3 enters the pressure tank 1 from the communication hole 1a, the air in the pressure tank 1 is further compressed, and the pressure rise of the water in the water supply pipeline 3 is slowed down; when the air pressure in the pressure tank 1 continues to rise and is greater than the set value of the overflow valve 4, the overflow valve 4 is opened, the air in the pressure tank 1 is quickly discharged from the overflow valve 4, the air pressure in the pressure tank 1 is reduced, and the positive water hammer protection capability is further improved; when the water pressure of the water supply pipeline 3 is restored, the overflow valve 4 is closed, and the water in the pressure tank 1 flows back into the water supply pipeline 3 under the action of the air pressure and the gravity in the pressure tank 1.
The above is a working process, and the working process automatically and circularly reciprocates … ….
Meanwhile, air in water in the water supply pipeline 3 enters the upper part of the pressure tank 1 through the communicating hole 1a, the air volume at the upper part of the pressure tank 1 is increased along with the continuous discharge of the air in the water, the water level in the pressure tank 1 is reduced, when the water level is lower than the control water level of the floating type water-gas separating valve 2, the floating pontoon 2d is reduced under the action of gravity, the floating type water-gas separating valve 2 is opened, and the air in the pressure tank 1 is discharged from the exhaust hole III 2c through the exhaust hole I1 b and the air inlet 3 a; and simultaneously discharging air, simultaneously, water in the water supply pipeline 3 synchronously enters the pressure tank 1 from the communication hole 1a, the floating cylinder 2d rises under the action of buoyancy, when the water level in the pressure tank 1 reaches the control water level of the floating water-gas separation valve 2, the floating water-gas separation valve 2 is closed, the air discharge is stopped, and when the air pressure in the pressure tank 1 is equal to the water pressure in the water supply pipeline 3, the water inflow is stopped.
The above is a working process, and the working process automatically and circularly reciprocates … ….
The embodiment can protect the positive water hammer and the negative water hammer and has the exhaust function, and compared with the first embodiment, the capacity of protecting the positive water hammer is improved.
Claims (2)
1. A water hammer eliminator with an automatic exhaust function comprises a pressure tank, wherein the lower end of the pressure tank is provided with a communicating hole communicated with a water supply pipeline, and the water hammer eliminator is characterized by further comprising a floating type water-gas separation valve, wherein the floating type water-gas separation valve is provided with a water inlet hole, an air inlet hole and an exhaust hole III, the top of the pressure tank is also provided with an exhaust hole I, and the vertical surface of the pressure tank is provided with a water level hole; the exhaust hole I is connected with the air inlet hole, and the water level hole is connected with the water inlet hole.
2. The water hammer eliminator according to claim 1, wherein the top of the pressure tank is further provided with an exhaust hole II, and the exhaust hole II is provided with an overflow valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222914804.5U CN218204714U (en) | 2022-11-03 | 2022-11-03 | Water hammer eliminator with automatic exhaust function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222914804.5U CN218204714U (en) | 2022-11-03 | 2022-11-03 | Water hammer eliminator with automatic exhaust function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218204714U true CN218204714U (en) | 2023-01-03 |
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ID=84644889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222914804.5U Active CN218204714U (en) | 2022-11-03 | 2022-11-03 | Water hammer eliminator with automatic exhaust function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218204714U (en) |
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2022
- 2022-11-03 CN CN202222914804.5U patent/CN218204714U/en active Active
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Address after: 422000 202, Unit 1, Complex Building 3, No. 12, Zhanqian District, South Railway Station, Daxiang District, Shaoyang, Hunan Province Patentee after: Hunan Taimeng Intelligent Technology Co.,Ltd. Address before: 422000 Zhengsheng science and technology complex building, middle section of Yunfeng Road, Baoqing science and Technology Industrial Park, Ailian street, Shuangqing District, Shaoyang City, Hunan Province Patentee before: Hunan Quanwei Valve Co.,Ltd. |