CN220320654U - Negative water hammer effect eliminator - Google Patents
Negative water hammer effect eliminator Download PDFInfo
- Publication number
- CN220320654U CN220320654U CN202321380373.7U CN202321380373U CN220320654U CN 220320654 U CN220320654 U CN 220320654U CN 202321380373 U CN202321380373 U CN 202321380373U CN 220320654 U CN220320654 U CN 220320654U
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- water hammer
- air inlet
- inlet barrel
- air
- negative water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 81
- 230000000694 effects Effects 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 230000000903 blocking effect Effects 0.000 claims abstract description 29
- 238000003466 welding Methods 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 14
- 230000009286 beneficial effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Pipe Accessories (AREA)
Abstract
The utility model relates to the technical field of long-distance water pipe protection, in particular to a negative water hammer effect eliminator. Including conduit and flexible motor, the bucket that admits air is installed at conduit's top, and the internally mounted of bucket that admits air has lifts spring and stifled ball, and the outside welding of stifled ball has the guide ring, and the top welding of stifled ball has the guide arm, and the top welding of guide arm has the roof, and flexible motor installs in the top of bucket that admits air, and flexible motor's top is connected with the apron, and the welding of the below of apron has the sealing block, and the outside of sealing block has cup jointed the sealing ring. When the valve needs to be opened, the telescopic motor pushes the cover plate to lift the sealing block to separate from the sealing ring and the air inlet barrel, the blocking ball can degrade under the action of air pressure to block the air inlet barrel, external air can enter the water conveying pipeline, the air pressure in the water conveying pipeline is increased, negative water hammer can be eliminated, and the phenomenon that the water conveying pipeline is shrunken due to sudden reduction of the air pressure in the water conveying pipeline caused by the negative water hammer occurs.
Description
Technical Field
The utility model relates to the technical field of long-distance water pipe protection, in particular to a negative water hammer effect eliminator.
Background
The water hammer effect means that the inner wall of the water pipe is smooth and the water flow is free. When the closed valve is suddenly opened, a negative water hammer is generated, the water pipe is shrunken due to pressure intensity, the existing treatment mode is to install a water hammer eliminator, which is generally installed near an outlet pipeline of the water pump, but most of the existing water hammer eliminator aims at the positive water hammer, the prevention effect of the negative water hammer is generally poor, the water pipe is recovered after shrunken for many times, the fatigue of the water pipe is easily increased after the water pipe is recycled for many times, the strength of the water pipe is further reduced, and the risk of water pipe breakage is increased.
Disclosure of Invention
In view of the above problems, an object of the present utility model is to: the utility model provides a negative water hammer effect eliminator, solves current water hammer eliminator and mostly is to positive water hammer, and is general relatively poor to the guard effect of negative water hammer, and it is recovered again after the water pipe underwent many times shriveling down, increases the fatigue of water pipe easily after circulating many times, and then leads to water pipe intensity to reduce, has increased the risk that the water pipe breaks.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a negative water hammer effect eliminator, includes conduit and flexible motor, inlet barrel is installed at conduit's top, and inlet barrel is provided with sealed pad with conduit's junction, inlet barrel's internally mounted has lifts the spring, and lifts the top of spring and be connected with stifled ball, the outside welding of stifled ball has the guide ring, and the top welding of stifled ball has the guide arm, the top welding of guide arm has the roof, flexible motor installs in inlet barrel's top, and flexible motor's top is connected with the apron, the welding of the below of apron has the sealing block, and the outside of sealing block has cup jointed the sealing ring.
The beneficial effects of the utility model are as follows: when the valve needs to be opened, the telescopic motor pushes the cover plate to lift the sealing block to separate from the sealing ring and the air inlet barrel, the blocking ball can degrade under the action of air pressure to block the air inlet barrel, external air can enter the water conveying pipeline, the air pressure in the water conveying pipeline is increased, negative water hammer can be eliminated, and the phenomenon that the water conveying pipeline is shrunken due to sudden reduction of the air pressure in the water conveying pipeline caused by the negative water hammer occurs.
In order to facilitate the connection of the air inlet barrel and the water delivery pipeline:
as a further improvement of the above technical scheme: the air inlet barrel is in threaded connection with the water delivery pipeline.
The beneficial effects of this improvement are: the threaded connection can facilitate the connection of the air inlet barrel and the water delivery pipeline.
In order to facilitate lifting of the blocking ball by the lifting spring:
as a further improvement of the above technical scheme: and the lifting spring and the guide ring are integrally welded.
The beneficial effects of this improvement are: the welding integration is arranged, so that the blocking ball can push the guide ring and the blocking ball to ascend, the air inlet barrel is blocked, and liquid in the water conveying pipeline is prevented from leaking.
In order to facilitate the blocking of the blocking ball on the air inlet barrel:
as a further improvement of the above technical scheme: the blocking ball and the air inlet barrel are arranged in an axis superposition mode.
The beneficial effects of this improvement are: the axis superposition arrangement can enable the blocking ball to have better blocking effect on the air inlet barrel.
In order to facilitate the guide rod to guide the blocking ball:
as a further improvement of the above technical scheme: the guide rod and the blocking ball are arranged in an axis superposition way.
The beneficial effects of this improvement are: the axis superposition arrangement can lead the guide rod to reliably guide the blocking ball.
In order to facilitate lifting of the cover plate:
as a further improvement of the above technical scheme: the telescopic motor is symmetrically arranged on the axis of the air inlet barrel.
The beneficial effects of this improvement are: the telescopic motor that axis symmetry set up can promote the steady rising of apron.
As a further improvement of the above technical scheme: the cover plate and the air inlet barrel form a lifting installation structure through a telescopic motor.
The beneficial effects of this improvement are: the cover plate can be lifted to facilitate air to enter the water conveying pipeline, so that the air pressure in the water conveying pipeline is ensured.
In order to facilitate the sealing of the sealing block to the air inlet barrel:
as a further improvement of the above technical scheme: the number of the sealing rings is two, and the outer diameter of the sealing rings is slightly larger than the inner diameter of the top of the air inlet barrel.
The beneficial effects of this improvement are: the two sealing rings can comprehensively seal the joint of the sealing block and the air inlet barrel, the outer diameter of each sealing ring is larger than the inner diameter of the air inlet barrel, interference fit can be realized, and the sealing effect of the device on the air inlet barrel is ensured.
Drawings
Fig. 1 is a schematic diagram of an overall front view structure.
Fig. 2 is a schematic diagram of the whole right-view structure.
Fig. 3 is a schematic diagram of a plug and spring shaft measurement and amplification structure.
Fig. 4 is an enlarged schematic view of the structure at a in fig. 1.
In the figure: 1. a water pipe; 2. an air inlet barrel; 21. a sealing gasket; 22. a lifting spring; 23. blocking balls; 24. a guide ring; 25. a guide rod; 26. a top plate; 3. a telescopic motor; 31. a cover plate; 32. a sealing block; 33. and (3) a sealing ring.
Detailed Description
In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.
As shown in fig. 1-4, a negative water hammer effect eliminator comprises a water pipe 1 and a telescopic motor 3, wherein an air inlet barrel 2 is arranged at the top of the water pipe 1, a sealing gasket 21 is arranged at the joint of the air inlet barrel 2 and the water pipe 1, a lifting spring 22 is arranged in the air inlet barrel 2, a blocking ball 23 is connected above the lifting spring 22, a guide ring 24 is welded at the outer side of the blocking ball 23, a guide rod 25 is welded at the top of the blocking ball 23, a top plate 26 is welded at the top of the guide rod 25, the telescopic motor 3 is arranged above the air inlet barrel 2, a cover plate 31 is connected at the top of the telescopic motor 3, a sealing block 32 is welded below the cover plate 31, a sealing ring 33 is sleeved at the outer side of the sealing block 32, when a valve needs to be opened, the telescopic motor 3 pushes the cover plate 31 to lift the sealing block 32 and the sealing ring 33 to be separated from the air inlet barrel 2, the blocking ball 23 can degrade under the action of air pressure to remove the blocking of the air inlet barrel 2, external air can enter the water conveying pipeline 1 to increase the air pressure in the water conveying pipeline 1, so as to eliminate negative water hammer, and the phenomenon that the water conveying pipeline 1 is shrunken due to the sudden decrease of the air pressure in the water conveying pipeline 1 caused by the negative water hammer, wherein the air inlet barrel 2 and the water conveying pipeline 1 are in threaded connection, the threaded connection can facilitate the connection of the air inlet barrel 2 and the water conveying pipeline 1, the lifting spring 22 and the guide ring 24 are integrally welded, the integrally welded arrangement can enable the blocking ball 23 to push the guide ring 24 and the blocking ball 23 to rise to block the air inlet barrel 2, the liquid in the water conveying pipeline 1 is prevented from leaking, the blocking ball 23 and the air inlet barrel 2 are arranged in an axis coincidence way, the blocking ball 23 has better blocking effect on the air inlet barrel 2 due to the axis coincidence arrangement, adopt axis coincidence setting between guide arm 25 and the stifled ball 23, the axis coincidence setting can make guide arm 25 carry out reliable direction to stifled ball 23, flexible motor 3 is provided with two about the inlet barrel 2 axis symmetry, and flexible motor 3 that the axis symmetry set up can promote the steady rising of apron 31, constitute lift mounting structure through flexible motor 3 between apron 31 and the inlet barrel 2, can make things convenient for the inside of air admission conduit 1 through apron 31 rising, guarantee the inside atmospheric pressure of conduit 1, the quantity of sealing ring 33 is two, and the external diameter of sealing ring 33 slightly is greater than inlet barrel 2 top internal diameter, and two sealing rings 33 can carry out comprehensive sealing to sealing block 32 and inlet barrel 2 junction, and sealing ring 33 external diameter is greater than inlet barrel 2's internal diameter, can realize interference fit, guarantees the effect that the device seals inlet barrel 2.
The working principle of the utility model is as follows: when the device is used, the device is arranged above the water conveying pipeline 1, when a valve needs to be opened, the telescopic motor 3 pushes the cover plate 31 to lift the sealing block 32 to separate from the sealing ring 33 and the air inlet barrel 2, the blocking ball 23 can degrade under the action of air pressure to remove blocking of the air inlet barrel 2, external air can enter the water conveying pipeline 1, the air pressure in the water conveying pipeline 1 is increased, the phenomenon that the water conveying pipeline 1 is shrunken due to sudden reduction of the air pressure in the water conveying pipeline 1 can be avoided, the blocking ball 23 can block the air inlet barrel 2 under the pushing of the lifting spring 22 after the air pressure is stabilized, liquid leakage is avoided, a positive water hammer appears when the valve is suddenly closed, and the air inlet barrel 2 can absorb a certain impact force of water to reduce a certain positive water hammer effect.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.
Claims (8)
1. The utility model provides a negative water hammer effect eliminator, includes conduit (1) and flexible motor (3), its characterized in that: the top of water pipe (1) is installed and is admitted air bucket (2), and the junction of bucket (2) and water pipe (1) is provided with sealed pad (21), the internally mounted of bucket (2) that admits air has lifts spring (22), and lifts the top of spring (22) and be connected with stifled ball (23), the outside welding of stifled ball (23) has guide ring (24), and the top welding of stifled ball (23) has guide arm (25), the top welding of guide arm (25) has roof (26), telescopic motor (3) are installed in the top of bucket (2) that admits air, and the top of telescopic motor (3) is connected with apron (31), the below welding of apron (31) has sealing block (32), and sealing ring (33) have been cup jointed in the outside of sealing block (32).
2. A negative water hammer canceller according to claim 1, wherein: the air inlet barrel (2) is in threaded connection with the water conveying pipeline (1).
3. A negative water hammer canceller according to claim 1, wherein: and the lifting spring (22) and the guide ring (24) are integrally welded.
4. A negative water hammer canceller according to claim 1, wherein: the blocking ball (23) and the air inlet barrel (2) are arranged in an axis superposition way.
5. A negative water hammer canceller according to claim 1, wherein: the guide rod (25) and the blocking ball (23) are arranged in an axis superposition way.
6. A negative water hammer canceller according to claim 1, wherein: the telescopic motors (3) are symmetrically arranged on the axis of the air inlet barrel (2).
7. A negative water hammer canceller according to claim 1, wherein: the lifting installation structure is formed between the cover plate (31) and the air inlet barrel (2) through the telescopic motor (3).
8. A negative water hammer canceller according to claim 1, wherein: the number of the sealing rings (33) is two, and the outer diameter of the sealing rings (33) is slightly larger than the inner diameter of the top of the air inlet barrel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321380373.7U CN220320654U (en) | 2023-06-01 | 2023-06-01 | Negative water hammer effect eliminator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321380373.7U CN220320654U (en) | 2023-06-01 | 2023-06-01 | Negative water hammer effect eliminator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220320654U true CN220320654U (en) | 2024-01-09 |
Family
ID=89413590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321380373.7U Active CN220320654U (en) | 2023-06-01 | 2023-06-01 | Negative water hammer effect eliminator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220320654U (en) |
-
2023
- 2023-06-01 CN CN202321380373.7U patent/CN220320654U/en active Active
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