CN220953664U - Water-proof hammer non-negative pressure water supply equipment - Google Patents
Water-proof hammer non-negative pressure water supply equipment Download PDFInfo
- Publication number
- CN220953664U CN220953664U CN202323020319.4U CN202323020319U CN220953664U CN 220953664 U CN220953664 U CN 220953664U CN 202323020319 U CN202323020319 U CN 202323020319U CN 220953664 U CN220953664 U CN 220953664U
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- water
- water outlet
- valve
- pipe
- hammer
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 161
- 239000011229 interlayer Substances 0.000 claims abstract description 15
- 239000010410 layer Substances 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims description 12
- 239000003112 inhibitor Substances 0.000 claims description 4
- 238000004321 preservation Methods 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 3
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 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
- 238000004781 supercooling Methods 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
The utility model aims to provide a water hammer preventing negative pressure-free water supply device, which comprises a steady flow tank, wherein a water inlet pipe is arranged at the top of the steady flow tank, and a water outlet pipe is arranged at the bottom of the steady flow tank; the water outlet pipe is provided with a first water hammer preventing valve, the water outlet pipe is provided with a plurality of water outlet branch pipes, the first water hammer preventing valve is arranged between the water outlet branch pipes and the steady flow tank, one end of the water outlet branch pipe, which is far away from the water outlet pipe, is provided with a water outlet main pipe, and the water outlet main pipe is provided with a second water hammer preventing valve; the water hammer preventing valve comprises a valve body; an interlayer is arranged on the outer wall of the upper part of the valve body, an electric heat tracing band is arranged in the interlayer, and an insulating layer is arranged on the outer wall of the interlayer; the interlayer and the heat preservation layer are added on the outer wall of the valve body of the waterproof hammer valve, and the electric tracing band is arranged in the heat preservation layer, so that heat conduction can be carried out inside the valve body, the valve body can not freeze, and the normal operation of the waterproof hammer valve can be kept under the condition of cold weather, thereby ensuring that the waterproof hammer has no normal operation of negative pressure water supply equipment.
Description
Technical Field
The utility model is suitable for the production field of water supply equipment, and provides a water hammer-proof non-negative pressure water supply equipment.
Background
Along with the increasing of water supply quantity, the traditional water supply mode of storing water in a water tank through a tap water pipe and then conveying the water to a user after pressurizing the water in the water tank consumes more and more energy, the water supply mode begins to be eliminated slowly, and the water hammer-free negative pressure water supply equipment begins to enter a water supply system as a new water supply mode and is a water supply equipment which is formed by connecting a pressurized water supply unit with a municipal water supply pipe network directly and performing series pressure overlapping water supply on the basis of the residual pressure of the municipal pipe network so as to ensure that the pressure of the municipal pipe network is not less than the set protection pressure.
In the prior art, due to supercooling in northern weather, the water hammer valve can be frozen, and cannot normally operate, and when the water hammer phenomenon occurs, the normal operation of the whole water hammer-proof non-negative-pressure water supply device can be influenced.
Disclosure of utility model
Aiming at the defects, the utility model aims to provide a water hammer preventing non-negative pressure water supply device, which comprises a steady flow tank, wherein the top of the steady flow tank is provided with a water inlet pipe, and the bottom of the steady flow tank is provided with a water outlet pipe; the water outlet pipe is provided with a first water hammer preventing valve, a plurality of water outlet branch pipes are arranged on the water outlet pipe, the first water hammer preventing valve is arranged between the water outlet branch pipes and the steady flow tank, one end, far away from the water outlet pipe, of the water outlet branch pipe is provided with a water outlet main pipe, and the water outlet main pipe is provided with a second water hammer preventing valve; the waterproof hammer valve comprises a valve body; an interlayer is arranged on the outer wall of the upper part of the valve body, an electric heat tracing band is arranged in the interlayer, and an insulating layer is arranged on the outer wall of the interlayer.
Further, a cavity is formed in the inner bottom of the valve body, and a valve cover is arranged at the top of the valve body; the piston is installed at the top of the cavity, the base is installed at the top of the piston, an air cavity is arranged at the upper part in the valve body, the first end of the spring is installed at the top of the base, and the second end of the spring is connected with the valve cover.
Further, a vacuum suppressor is arranged at the top of the steady flow tank.
Further, the water outlet main pipe is provided with a pressure detection device.
Further, the water pump is installed to the outlet branch pipe, the check valve is installed to the outlet branch pipe.
Furthermore, the water inlet pipe, the water outlet branch pipe and the water outlet main pipe are all provided with stop valves.
Further, the water inlet pipe is provided with a negative pressure detection device.
Further, the base is slidably mounted in the air cavity, and the axis of the air cavity is perpendicular to the axis of the cavity channel.
The beneficial effects of the utility model are as follows: the interlayer and the heat preservation layer are added on the outer wall of the valve body of the waterproof hammer valve, and the electric tracing band is arranged in the heat preservation layer, so that heat conduction can be carried out inside the valve body, the valve body can not freeze, and the normal operation of the waterproof hammer valve can be kept under the condition of cold weather, thereby ensuring that the waterproof hammer has no normal operation of negative pressure water supply equipment.
Drawings
FIG. 1 is a schematic diagram of a water hammer-proof non-negative pressure water supply device;
FIG. 2 is a schematic view of a water hammer valve;
In the figure: 1. a water inlet pipe; 2. a negative pressure detection device; 3. a vacuum suppressor; 4. a steady flow tank; 5. a first water hammer valve; 6. a water pump; 7. a check valve; 8. a water outlet pipe; 9. a second water hammer valve; 10. a pressure detection device; 11. a valve cover; 12. an electric tracing band; 13. a spring; 14. an air cavity; 15. a piston; 16. a valve body; 17. a heat preservation layer; 18. an interlayer; 19. a water outlet main pipe; 20. a water outlet pipe; 21. a cavity channel; 22. a base; 23. a first stop valve; 24. a second shut-off valve; 25. and a third stop valve.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 and 2, the utility model aims to provide a water hammer preventing non-negative pressure water supply device, which comprises a steady flow tank 4 and a water hammer preventing valve, wherein a water inlet pipe 1 is arranged at the top of the steady flow tank 4, a negative pressure detection device 2 is arranged on the water inlet pipe 1, a first stop valve 23 is arranged on the water inlet pipe 1 between the negative pressure detection device 2 and the steady flow tank 4, a vacuum inhibitor 3 is arranged at the top of the steady flow tank 4, and a water outlet pipe 8 is arranged at the bottom of the steady flow tank 4; the negative pressure detection device 2 can monitor the pressure in the pipeline, ensure that the air pressure in the pipeline can keep the stability and quality of the working flow, and the vacuum inhibitor 3 is used for effectively inhibiting the negative pressure generated in the pipe network, so that the problem of the negative pressure generated in the tap water pipeline is avoided.
The water outlet pipe 8 is provided with a first water hammer preventing valve 5, the water outlet pipe 8 is provided with two water outlet branch pipes 20, the first water hammer preventing valve 5 is arranged between the water outlet branch pipes 20 and the steady flow tank 4, the water outlet branch pipes 20 are provided with a second stop valve 24, the water outlet branch pipes 20 are provided with a water pump 6, the water outlet branch pipes 20 are provided with check valves 7, the water pump 6 is arranged between the check valves 7 and the second stop valves 24, and one end of the water outlet branch pipes 20 far away from the water outlet pipe 8 is provided with a water outlet main pipe 19; the water outlet main pipe 19 is provided with a second water hammer preventing valve 9; the water pump 6 acting can provide power for the liquid of upper reaches, makes the liquid flow to the next workshop section, the check valve 7 can prevent the liquid backward flow in the pipeline, prevents when water pump 6 stops the operation, in the pipeline liquid backward flow water pump 6, leads to the damage of equipment, and the water hammer prevention valve can prevent the emergence of water hammer phenomenon, avoids pipeline and equipment to appear vibrating the phenomenon, and effectual protection pipeline and equipment are not damaged.
The waterproof hammer valve comprises a valve body 16, a cavity 21 is arranged at the inner bottom of the valve body 16, a valve cover 11 is arranged at the top of the valve body 16, a piston 15 is arranged at the top of the cavity 21, a base 22 is arranged at the top of the piston 15, an air cavity 14 is arranged at the inner upper part of the valve body 16, the base 22 is slidably arranged in the air cavity 14, and the axis of the air cavity 14 is perpendicular to the axis of the cavity 21; the top of the base 22 is provided with a first end of a spring 13, a second end of the spring 13 is connected with a valve cover 11, and the valve cover 11 is above the air cavity 14; when the pressure in the pipeline is normal, the spring 13 always has downward thrust to the piston 15, when the water hammer phenomenon occurs in the water pipe, the pressure in the pipeline is increased, the pressure pushes the piston 13 to upwards squeeze the spring 13, the gas in the air cavity 14 is compressed, the buffer total use is achieved for the pressure in the pipeline, and the damage to the pipeline and equipment caused by the water hammer phenomenon is avoided.
An interlayer 18 is arranged on the outer wall of the upper part of the valve body 16, an electric heat tracing band 12 is arranged on one side, close to the valve body 16, of the interlayer 18, the electric heat tracing band 12 is electrically connected with a controller, and an insulating layer 17 is arranged on the outer wall of the interlayer 18; when the temperature in the air cavity 14 is too low, the bottom of the piston can possibly generate icing phenomenon, when the water hammer phenomenon occurs in the pipeline, the piston 15 cannot normally move, the water hammer prevention valve cannot normally operate, the electric tracing band 12 needs to be started through the controller to heat the valve body 16, the bottom of the piston 15 cannot be frozen, normal operation of the water hammer prevention valve is guaranteed, and the heat generated by the electric heating band 12 cannot be easily dissipated by the heat preservation layer 17.
The third stop valve 25 is installed on the water outlet main pipe 19, and the pressure detection device 10 is installed on the water outlet main pipe 19, so that whether the pressure in the pipeline is normal or not can be detected, and the air pressure in the pipeline can be ensured to keep the stability and quality of the working flow.
In summary, during actual use, the first stop valve 23 of the water inlet pipe 1 is opened to enable water to enter the steady flow tank 4, before the water flows from the steady flow tank 4 to the second stop valve 24 on the water outlet branch pipe 20, the second stop valve 24 on the water outlet branch pipe 20 is opened to enable the water to flow to the water pump 6, the water pump 6 is opened to provide power for the water to enable the water to flow to the lower water outlet main pipe 19, and the third stop valve 25 on the water outlet main pipe 19 is opened to enable the water to flow to the next working section; during actual use, the stop valve, the waterproof hammer valve, the negative pressure detection device 2, the vacuum inhibitor 3 and the pressure detection device 10 are periodically inspected, so that the problem of the devices is avoided to influence the normal operation of the whole equipment.
Of course, the present utility model is capable of other various embodiments and its several details are capable of modification and variation in light of the present utility model, as will be apparent to those skilled in the art, without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (8)
1. The water hammer-free negative pressure water supply equipment is characterized by comprising a steady flow tank (4), wherein a water inlet pipe (1) is arranged at the top of the steady flow tank (4), and a water outlet pipe (8) is arranged at the bottom of the steady flow tank (4); the water outlet pipe (8) is provided with a first water hammer preventing valve (5), the water outlet pipe (8) is provided with a plurality of water outlet branch pipes (20), the first water hammer preventing valve (5) is arranged between the water outlet branch pipes (20) and the steady flow tank (4), one end, far away from the water outlet pipe (8), of the water outlet branch pipes (20) is provided with a water outlet main pipe (19), and the water outlet main pipe (19) is provided with a second water hammer preventing valve (9); the water hammer resistant valve comprises a valve body (16); an interlayer (18) is arranged on the outer wall of the upper part of the valve body (16), an electric heat tracing band (12) is arranged in the interlayer (18), and an insulating layer (17) is arranged on the outer wall of the interlayer (18).
2. The water hammer-proof negative-pressure-free water supply device according to claim 1, wherein a cavity (21) is arranged at the inner bottom of the valve body (16), and a valve cover (11) is arranged at the top of the valve body (16); the top of the cavity channel (21) is provided with a piston (15), the top of the piston (15) is provided with a base (22), the upper part in the valve body (16) is provided with an air cavity (14), the top of the base (22) is provided with a first end of a spring (13), and a second end of the spring (13) is connected with a valve cover (11).
3. The water hammer-free negative pressure water supply device according to claim 1, wherein the top of the steady flow tank (4) is provided with a vacuum inhibitor (3).
4. A water hammer non-negative pressure water supply device according to claim 1, characterized in that the water outlet manifold (19) is fitted with a pressure detection means (10).
5. The water hammer non-negative pressure water supply device according to claim 1, characterized in that the water outlet pipe (20) is provided with a water pump (6), and the water outlet pipe (20) is provided with a check valve (7).
6. A water hammer non-negative pressure water supply device according to claim 1, characterized in that the water inlet pipe (1), the water outlet branch pipe (20) and the water outlet main pipe (19) are all provided with stop valves.
7. A water hammer non-negative pressure water supply device according to claim 1, characterized in that the water inlet pipe (1) is provided with a negative pressure detection means (2).
8. A water hammer non-negative pressure water supply device according to claim 2, characterized in that the base (22) is slidably mounted in the air chamber (14), the axis of the air chamber (14) being perpendicular to the axis of the channel (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323020319.4U CN220953664U (en) | 2023-11-09 | 2023-11-09 | Water-proof hammer non-negative pressure water supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323020319.4U CN220953664U (en) | 2023-11-09 | 2023-11-09 | Water-proof hammer non-negative pressure water supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220953664U true CN220953664U (en) | 2024-05-14 |
Family
ID=91012590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323020319.4U Active CN220953664U (en) | 2023-11-09 | 2023-11-09 | Water-proof hammer non-negative pressure water supply equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220953664U (en) |
-
2023
- 2023-11-09 CN CN202323020319.4U patent/CN220953664U/en active Active
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