CN219975799U - Pressure-resistant water hammer protection tank device - Google Patents
Pressure-resistant water hammer protection tank device Download PDFInfo
- Publication number
- CN219975799U CN219975799U CN202321473418.5U CN202321473418U CN219975799U CN 219975799 U CN219975799 U CN 219975799U CN 202321473418 U CN202321473418 U CN 202321473418U CN 219975799 U CN219975799 U CN 219975799U
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- pipe
- water
- connecting pipe
- water draining
- pressure
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 108
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 34
- 230000000903 blocking effect Effects 0.000 claims description 7
- 239000013589 supplement Substances 0.000 abstract description 5
- 230000003020 moisturizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- Pipe Accessories (AREA)
- Details Of Valves (AREA)
Abstract
The utility model discloses a pressure-resistant water hammer protection tank device which comprises a protection tank, wherein the bottom of the protection tank is connected with an elbow, the end part of the elbow, which is far away from the protection tank, is connected with a connecting pipe, the end part of the connecting pipe, which is far away from the elbow, is connected with a main pipe through a tee joint, the pipe body of the connecting pipe is connected with a bidirectional resistance device, the pipe body of the connecting pipe is also connected with a water draining mechanism, and the water draining mechanism is arranged between the bidirectional resistance device and the elbow. According to the utility model, when the pressure in the main pipeline is increased, the main pipeline supplements water slowly to the tank under the action of the bidirectional resistance device, the pressure increase in the tank is reduced, the system pressure increase can be reduced while water is timely supplemented, the excessive pressure increase of a water hammer is avoided, the volume of the water hammer protection tank is reduced, the pressure bearing level is reduced on the premise of effectively protecting the water hammer, and the production cost is further reduced.
Description
Technical Field
The utility model belongs to the technical field of water conservancy and hydropower equipment, and particularly relates to a pressure-resistant water hammer protection tank device.
Background
When the pressure of the main pipeline is reduced, the gas in the existing water hammer protection tank expands to supplement water to the main pipeline, when the pressure of the main pipeline is increased, the main pipeline supplements water to the tank, and the gas in the tank is compressed, so that the water hammer wave is absorbed, and the pressure oscillation is reduced.
When the pressure of the main pipeline rises to supplement water into the tank, the pressure difference and the water flow speed are too high, so that the pressure of gas and water in the tank can rise simultaneously, a tank body with larger volume is needed, the pressure rising level of the tank body is required to be very high, and the production cost is increased.
Disclosure of Invention
The utility model aims to provide a pressure-resistant water hammer protection tank device, which solves the problem that the volume of the existing water hammer protection tank body is overlarge.
The technical scheme adopted by the utility model is as follows: the utility model provides a blocking type water hammer protective tank device, includes the protective tank, and the bottom of protective tank is connected with the return bend, and the return bend is kept away from the end connection of protective tank and is connected with the connecting pipe, and the connecting pipe is kept away from the end of return bend and is connected with the person in charge through the tee bend, and the pipe shaft of connecting pipe is connected with two-way resistance device, and the pipe shaft of connecting pipe still is connected with drainage mechanism, drainage mechanism sets up between two-way resistance device and return bend.
The present utility model is also characterized in that,
the bidirectional resistance device comprises a check valve, the check valve is connected with the pipe body of the connecting pipe, a unidirectional resistance hole is formed in the center of a valve plate of the check valve, and the water draining mechanism is arranged between the check valve and the bent pipe.
The water draining mechanism comprises a water draining pipe, one end of the water draining pipe is connected with a water draining bottom tee joint, the other two ends of the water draining bottom tee joint are communicated with a connecting pipe, a pipe body of the water draining pipe is connected with a water draining valve and a water draining expansion joint, the water draining valve is arranged close to the water draining bottom tee joint, and the water draining bottom tee joint is arranged between the check valve and the bent pipe.
The pipe body of the connecting pipe is connected with an overhaul valve which is arranged between the tee joint and the check valve.
The pipe body of the connecting pipe is connected with an expansion joint which is arranged between the check valve and the drain bottom tee joint.
The top of the protective tank is connected with an air valve and a pressure gauge.
The beneficial effects of the utility model are as follows:
the pressure-resistant water hammer protection tank device has the advantages that when the pressure in the main pipeline rises, the main pipeline slowly supplements water in the tank under the action of the bidirectional resistance device, the pressure rise in the tank is reduced, the system pressure rise can be reduced while water is timely supplemented, the water hammer pressure rise is avoided to be overlarge, the volume of the water hammer protection tank is reduced, the pressure-bearing level is reduced on the premise of effectively protecting the water hammer, and the production cost is further reduced.
Drawings
FIG. 1 is a schematic diagram of a structure of a pressure-resistant water hammer protection tank device of the utility model;
fig. 2 is a cross-sectional view of the blocking type water hammer protection tank device of the present utility model.
In the figure: 1. the protection tank, the air valve, the pressure gauge, the elbow, the connecting pipe, the three-way valve, the water discharge expansion joint, the water discharge pipe, the expansion joint, the check valve, the check resistance hole, the maintenance valve, the three-way valve and the main pipe.
Detailed Description
The utility model will be described in detail below with reference to the drawings and the detailed description.
The pressure-resistant water hammer protection tank device comprises a protection tank 1, wherein an elbow 4 is connected to the bottom of the protection tank 1, a connecting pipe 5 is connected to the end, away from the protection tank 1, of the elbow 4, a main pipe 15 is connected to the end, away from the elbow 4, of the connecting pipe 5 through a tee joint 14, a bi-directional resistance device is connected to the pipe body of the connecting pipe 5, a water draining mechanism is further connected to the pipe body of the connecting pipe 5, and the water draining mechanism is arranged between the bi-directional resistance device and the elbow 4. The return bend 4 passes through the flange to be connected with the protective tank 1, and the return bend 4 links to each other the connecting pipe 5 that protective tank 1 vertical decurrent export and level set up, and two kinds of different flow direction big resistance ratio when two kinds of different flows of protective tank 1 are to trunk line 15 moisturizing and trunk line 15 moisturizing to protective tank 1 are realized to the two-way resistance device, when protective tank 1 breaks down and need overhaul, the drainage mechanism emptys, can overhaul after the blowdown.
Example 1
The utility model provides a blocking type water hammer protective tank device, includes protective tank 1, and protective tank 1's bottom is connected with return bend 4, and return bend 4 is kept away from protective tank 1's end connection has connecting pipe 5, and connecting pipe 5 is kept away from return bend 4's end and is connected with main pipe 15 through tee bend 14, and connecting pipe 5's pipe shaft is connected with two-way resistance device, and connecting pipe 5's pipe shaft still is connected with the drainage mechanism, and the drainage mechanism sets up between two-way resistance device and return bend 4.
The bidirectional resistance device comprises a check valve 11, the check valve 11 is connected with the pipe body of the connecting pipe 5, a unidirectional resistance hole 12 is formed in the center of a valve plate of the check valve 11, and the water draining mechanism is arranged between the check valve 11 and the elbow 4. The check valve 11 and the unidirectional resistance hole 12 have small resistance coefficient when the water flow direction is the direction of the protective tank 1 to the main pipe 15, and have large resistance coefficient when the water flow direction is the direction of the main pipe 15 to the protective tank 1.
Example 2
The utility model provides a blocking type water hammer protective tank device, includes protective tank 1, and protective tank 1's bottom is connected with return bend 4, and return bend 4 is kept away from protective tank 1's end connection has connecting pipe 5, and connecting pipe 5 is kept away from return bend 4's end and is connected with main pipe 15 through tee bend 14, and connecting pipe 5's pipe shaft is connected with two-way resistance device, and connecting pipe 5's pipe shaft still is connected with the drainage mechanism, and the drainage mechanism sets up between two-way resistance device and return bend 4.
The bidirectional resistance device comprises a check valve 11, the check valve 11 is connected with the pipe body of the connecting pipe 5, a unidirectional resistance hole 12 is formed in the center of a valve plate of the check valve 11, and the water draining mechanism is arranged between the check valve 11 and the elbow 4.
The water draining mechanism comprises a water draining pipe 9, one end of the water draining pipe 9 is connected with a water draining bottom tee joint 6, the other two ends of the water draining bottom tee joint 6 are communicated with the connecting pipe 5, a pipe body of the water draining pipe 9 is connected with a water draining valve 7 and a water draining expansion joint 8, the water draining valve 7 is arranged close to the water draining bottom tee joint 6, and the water draining bottom tee joint 6 is arranged between a check valve 11 and the bent pipe 4. The drain bottom tee 6 is connected with the drain pipe 9 through a flange, the other two ends of the drain bottom tee 6 are welded with the connecting pipe 5, when the protective tank 1 needs to be overhauled, the drain valve 7 is opened to drain water and empty, and overhauling operation is performed after the draining.
Example 3
The utility model provides a blocking type water hammer protective tank device, includes protective tank 1, and protective tank 1's bottom is connected with return bend 4, and return bend 4 is kept away from protective tank 1's end connection has connecting pipe 5, and connecting pipe 5 is kept away from return bend 4's end and is connected with main pipe 15 through tee bend 14, and connecting pipe 5's pipe shaft is connected with two-way resistance device, and connecting pipe 5's pipe shaft still is connected with the drainage mechanism, and the drainage mechanism sets up between two-way resistance device and return bend 4.
The bidirectional resistance device comprises a check valve 11, the check valve 11 is connected with the pipe body of the connecting pipe 5, a unidirectional resistance hole 12 is formed in the center of a valve plate of the check valve 11, and the water draining mechanism is arranged between the check valve 11 and the elbow 4.
The water draining mechanism comprises a water draining pipe 9, one end of the water draining pipe 9 is connected with a water draining bottom tee joint 6, the other two ends of the water draining bottom tee joint 6 are communicated with the connecting pipe 5, a pipe body of the water draining pipe 9 is connected with a water draining valve 7 and a water draining expansion joint 8, the water draining valve 7 is arranged close to the water draining bottom tee joint 6, and the water draining bottom tee joint 6 is arranged between a check valve 11 and the bent pipe 4.
The pipe body of the connecting pipe 5 is connected with an overhaul valve 13, and the overhaul valve 13 is arranged between the tee joint 14 and the check valve 11. When the protective tank 1 is overhauled, an overhauling valve needs to be closed to block water flow, and then the inside of the pipe is emptied.
The pipe body of the connecting pipe 5 is connected with an expansion joint 10, and the expansion joint 10 is arranged between a check valve 11 and the drain bottom tee joint 6. The telescopic joint 10 is provided to cope with the deformation influence of temperature on the connection pipe 5.
The top of the protective tank 1 is connected with an air valve 2 and a pressure gauge 3. The pressure gauge 3 is used for detecting the air pressure in the protective tank 1, and when the pressure is too high, the air valve 2 is used for releasing the pressure.
The working principle of the pressure-resistant water hammer protection tank device is as follows:
when the pressure in the main pipe 15 is reduced, the resistance of the two-way resistance device is smaller, the water flow in the protective tank 1 rapidly flows into the main pipe 15 through the connecting pipe 5, the main pipe 15 is supplemented with water, when the pressure in the main pipe 15 is increased, the water flow in the main pipe 15 flows into the protective tank 1, the speed of supplementing water in the main pipe 15 into the protective tank 1 is slow due to the larger resistance of the two-way resistance device, the pressure boosting rate in the tank is relatively reduced, when the protective tank 1 is in failure and needs to be overhauled, the overhauling valve 13 is closed, the water drain valve 7 is opened, and the overhauling operation can be performed after the water in the pipe is emptied.
The pressure-resistant water hammer protection tank device can avoid excessive pressure rise of the water hammer, reduce the volume of the water hammer protection tank, reduce the pressure-bearing grade of the water hammer protection tank and further reduce the production cost.
Claims (6)
1. The utility model provides a blocking type water hammer protection tank device, its characterized in that, including protection tank (1), the bottom of protection tank (1) is connected with return bend (4), the end connection that protection tank (1) was kept away from to return bend (4) has connecting pipe (5), the tip that return bend (4) was kept away from to connecting pipe (5) is connected with main pipe (15) through tee bend (14), the pipe shaft of connecting pipe (5) is connected with two-way resistance device, the pipe shaft of connecting pipe (5) still is connected with drainage mechanism, drainage mechanism sets up between two-way resistance device and return bend (4).
2. The pressure-resistant water hammer protection tank device according to claim 1, wherein the bidirectional resistance device comprises a check valve (11), the check valve (11) is connected with a pipe body of the connecting pipe (5), a unidirectional resistance hole (12) is formed in the center of a valve plate of the check valve (11), and the water draining mechanism is arranged between the check valve (11) and the elbow pipe (4).
3. The pressure-resistant water hammer protection tank device according to claim 2, wherein the water draining mechanism comprises a water draining pipe (9), one end of the water draining pipe (9) is connected with a water draining bottom tee joint (6), the other two ends of the water draining bottom tee joint (6) are communicated with the connecting pipe (5), a pipe body of the water draining pipe (9) is connected with a water draining valve (7) and a water draining expansion joint (8), the water draining valve (7) is arranged close to the water draining bottom tee joint (6), and the water draining bottom tee joint (6) is arranged between the check valve (11) and the elbow (4).
4. The pressure-resistant water hammer protection tank device according to claim 1, wherein the pipe body of the connecting pipe (5) is connected with a service valve (13), and the service valve (13) is arranged between the tee joint (14) and the check valve (11).
5. The pressure-resistant water hammer protection tank device according to claim 1, wherein a pipe body of the connecting pipe (5) is connected with an expansion joint (10), and the expansion joint (10) is arranged between the check valve (11) and the drain bottom tee joint (6).
6. The water hammer blocking protective tank device according to claim 1, wherein the top of the protective tank (1) is connected with an air valve (2) and a pressure gauge (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321473418.5U CN219975799U (en) | 2023-06-09 | 2023-06-09 | Pressure-resistant water hammer protection tank device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321473418.5U CN219975799U (en) | 2023-06-09 | 2023-06-09 | Pressure-resistant water hammer protection tank device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219975799U true CN219975799U (en) | 2023-11-07 |
Family
ID=88576707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321473418.5U Active CN219975799U (en) | 2023-06-09 | 2023-06-09 | Pressure-resistant water hammer protection tank device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219975799U (en) |
-
2023
- 2023-06-09 CN CN202321473418.5U patent/CN219975799U/en active Active
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