CN208816813U - A kind of waterproof plektron buffering exhaust valve - Google Patents
A kind of waterproof plektron buffering exhaust valve Download PDFInfo
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- CN208816813U CN208816813U CN201821548676.4U CN201821548676U CN208816813U CN 208816813 U CN208816813 U CN 208816813U CN 201821548676 U CN201821548676 U CN 201821548676U CN 208816813 U CN208816813 U CN 208816813U
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- bucket
- valve body
- valve
- throttling
- plektron
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Abstract
The utility model relates to exhaust valve device fields, specifically, it is related to a kind of waterproof plektron buffering exhaust valve, including valve body, protect bucket, floating ball, valve deck and throttling bucket, one end of valve body is provided with water inlet, shield bucket is arranged in valve body and is fixedly connected with the valve body, floating ball setting is in shield bucket, one end of valve body is arranged in throttling bucket, valve deck setting is between valve body and throttling bucket, sealing ring is provided at the circular through hole of valve deck, when water-filling in pipeline, air-flow enters valve body by water inlet, circular passage between valve body and shield bucket enters valve body top, pass through shield bucket again, circular through hole, channel between orifice plug and throttling bucket, sealing plate, rain-proof cover, it is discharged into atmosphere, this device structure is simple, it is small in size, it is easy to use, having high speed exhaust not blow stifled prevents from closing valve water hammer, throttling exhaust guarantees safe water-filling speed and prevents The advantages that making water hammer up.
Description
Technical field
The utility model relates to exhaust valve device fields, and in particular, to a kind of waterproof plektron buffering exhaust valve.
Background technique
Exhaust valve is applied to independent heating system, central heating system, heating boiler, central air-conditioning, floor heating and too
The pipeline air exhaust waters such as positive energy heating system.In the application of valve, in closed pipeline, when water flow flow velocity in a very short period of time
It increases or decreases suddenly, then will appear water hammer, it is usually drawn by the unexpected closing and stopping of valve, tap or water pump
It rises.Water hammer is because in cold and hot water supply system, and water hammer generally results from the unexpected closing of watering equipment, such as single handle mixing
Tap, ball valve, motor-driven valve etc..Rapidly switch causes the vibration of hydraulic pressure, vibration in the form of overpressure wave in the duct to
Upstream is extended, and overpressure wave, which downstream reflects, after encountering other obstructions with water element or channel bend etc. fades away.
Water hammer causes the extension of superpressure and negative pressure in pipeline, and increased on the basis of existing hydraulic pressure in the duct
Superpressure will cause following problem: pipeline, the breakage of water tank and hose；Soft in system connect, welding portion abrasion；Shut-off valve,
The damage of check-valves, regulating valve；Huge noise and vibration in pipeline, therefore generate huge the noise even damage of system element
It is bad.Therefore in pipeline valve in use, it should be specifically noted that how water hammer-resistant to be vented using the exhaust valve of waterproof plektron
Valve, which can have, quickly and effectively dissolves water hammer, is the field urgent problem to be solved.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of waterproof plektron buffering exhaust valve.
A kind of waterproof plektron buffering exhaust valve disclosed by the utility model, including valve body, shield bucket, floating ball, valve deck and throttling
Bucket, the valve body are hollow structure, and one end of the valve body is provided with water inlet, and the shield bucket is arranged in valve body and and valve body
Be fixedly connected, in shield bucket, the throttling bucket is arranged in one end of valve body for floating ball setting, the valve deck setting in valve body and
Between throttling bucket.
Further, the valve body is provided with rain-proof cover and vavle shelf far from one end of water inlet, and the vavle shelf and valve body are solid
Fixed connection, the rain-proof cover are connected by bolt with vavle shelf, and the rain-proof cover is arc-shaped structure.
Further, spring and orifice plug are provided in the throttling bucket, the spring is fixed on valve deck and towards anti-
The direction Yu Gai is extended, and the orifice plug setting is located at the bottom of throttling bucket, and orifice plug is connected with spring, sets on orifice plug
It is equipped with limbers.
Further, the throttling bucket periphery is provided with strainer, there is several drainage holes on the strainer, the throttling bucket with
Sealing plate is set between rain-proof cover.
Further, the shield bucket is open design, and the one end for protecting the close water inlet of bucket is provided with inlet opening, the shield
The other end of bucket is provided with spool mouth, and the floating ball is movably arranged at spool mouth, and the internal diameter for protecting bucket is slightly larger than the radius of floating ball.
Further, the valve cover chamber is bolted to connection, and circular through hole, the valve deck are provided on the valve deck
Circular through hole at be provided with sealing ring, the floating ball is in contact with sealing ring.
Further, one end of the close water inlet of the valve body is provided with mounting flange, is arranged on the mounting flange
There is mounting hole.
Further, the water inlet is provided with anti-clogging filter screen, detachable between the anti-clogging filter screen and valve body
Formula connection.
The utility model has the advantages that structure is simple and has big small de-air hole automatic air intake and discharge function；Reliable performance is substantially excused from a college course reason
Product；Capacity is big, and exhaust velocity is fast；Be vented pressure difference it is big, be vented under any pressure difference it is not self-closing, be better than domestic and international exhaust valve；
High speed exhaust, which does not blow to block up, prevents from closing valve water hammer, and throttling exhaust guarantees safe water-filling speed and prevents from making water hammer up, continues reliable micro-
To improve emptying effectiveness, high-speed suction prevents pipeline from generating the functions such as negative pressure in one for amount exhaust, structure is simple, manufacture is easy,
It is small in size, it is easy to use.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present application, constitutes part of this application, this Shen
Illustrative embodiments and their description please are not constituted an undue limitation on the present application for explaining the application.In the accompanying drawings:
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the main view of the utility model；
Fig. 3 is the cross-sectional view in Fig. 2 along line A-A；
Fig. 4 is the fractionation structural representation of the utility model.
Description of symbols: valve body 1, water inlet 1a, anti-clogging filter screen 1b, shield bucket 2, inlet opening 2a, spool mouth 2b,
Floating ball 3, valve deck 4, circular through hole 4a, sealing ring 4b, throttle bucket 5, spring 5a, orifice plug 5b, limbers 5b1, strainer 5c, row
Water hole 5c1, sealing plate 5d, rain-proof cover 6, vavle shelf 7, bolt 8, mounting flange 9, mounting hole 9a.
Specific embodiment
Multiple embodiments that the utility model will be disclosed with schema below, as clearly stated, in many practices
Details will be explained in the following description.It should be appreciated, however, that the details in these practices does not apply this with limitation practical new
Type.That is, the details in these practices is non-essential in some embodiments of the utility model.In addition, for letter
For the sake of changing schema, some known usual structures and component will be painted it in the drawings in simply illustrative mode.
In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and non-specifically
The meaning of order or cis-position is censured, it is also non-to limit the utility model, it is retouched just for the sake of difference with same technique term
The component stated or operation are not understood to indicate or imply its relative importance or implicitly indicate indicated technology
The quantity of feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not within the protection scope of the requires of the utility model.
A kind of waterproof plektron buffering exhaust valve referring to figs. 1 to 4, including valve body 1, shield bucket 2, floating ball 3, valve deck 4
With throttling bucket 5, the valve body 1 is hollow structure, and one end of the valve body 1 is provided with water inlet 1a, and the shield bucket 2 is arranged in valve
It being fixedly connected in body 1 and with valve body 1, in shield bucket 2, one end of valve body 1 is arranged in the throttling bucket 5 for the setting of floating ball 3,
The setting of valve deck 4 is between valve body 1 and throttling bucket 5.This equipment is installed on the part of pumping line, Long-distance Water Transmission Pipeline
Actual condition is subject in high point, long horizontal sections, long upward slope section, long lower slope section, horizontal segment end etc., specific installation, in water-filling
High speed exhaust；It has wide range of applications, it is practical.Shield bucket 2 in valve body 1 is fixed, and protecting between bucket 2 and valve body 1 has centainly
Gap, form circular passage, the floating ball 3 protected in bucket 2 can move up and down, when original state, the not entrance of water, tool in equipment
There is certain important floating ball 3 under the action of self weight and pressure, positioned at the bottom of shield bucket 2, sealing is circular through hole 4a below,
Floating ball 3 seals circular through hole 4a, when pipeline water flowing for the first time, bulk gas is had in equipment to outlet, after gas is drained,
Pipeline manages interior meeting nature in normal operation and generates air bag body, these air bags, which are known from experience slowly to be formed, to become larger, and focuses on the upper of pipeline
Portion impacts the requirement that design is not achieved to pipeline water yield to form vapour lock, and at this moment exhaust valve just plays exhaust
Effect.These gases have the aperture in equipment and solve discharge, make in pipeline in no gaseous state, when needing in pipeline
When a large amount of tonifying Qi, floating ball 3 declines downstream, opens spool bore and a large amount of air inlets of macropore progress is driven to ensure pipe safety.
The valve body 1 is provided with rain-proof cover 6 and vavle shelf 7 far from one end of water inlet 1a, and the vavle shelf 7 and valve body 1 are fixed
Connection, the rain-proof cover 6 are connected by bolt 8 with vavle shelf 7, and the rain-proof cover 6 is arc-shaped structure.The vavle shelf 7 plays
Fixed function, rain-proof cover 6 are a protective covers, play the role of protecting equipment, reduce equipment main component in use
It is impaired, extend the service life of equipment.
It is provided with spring 5a and orifice plug 5b in the throttling bucket 5, the spring 5a is fixed on valve deck 4 and towards anti-
6 direction of rain lid is extended, and the orifice plug 5b setting is located at the bottom of throttling bucket 5, and orifice plug 5b is connected with spring 5a, is saved
Limbers 5b1 is provided on stream plug 5b.The orifice plug 5b is located at the bottom of throttling bucket 5, throttles between bucket 5 and orifice plug 5b
Exhaust passage be maximum flow area state.
5 periphery of throttling bucket is provided with strainer 5c, there is several drainage hole 5c1 on the strainer 5c, the throttling bucket 5 with
Sealing plate 5d is set between rain-proof cover 6.
The shield bucket 2 is open design, and the one end for protecting the close water inlet 1a of bucket 2 is provided with inlet opening 2a, the shield bucket 2
The other end be provided with spool mouth 2b, the floating ball 3 is movably arranged at spool mouth 2b, and the internal diameter of shield bucket 2 is slightly larger than floating ball 3
Radius.When water-filling in pipeline, high-speed flow enters valve body 1 by the water inlet 1a of 1 lower part of valve body, along valve body 1 and shield bucket 2
Between circular passage enter 1 top of valve body, then by between shield bucket 2, circular through hole 4a, orifice plug 5b and throttling bucket 5
Channel, sealing plate 5d, rain-proof cover 6, are discharged into atmosphere；The air-flow of high speed discharge does not blow to floating ball 3 directly substantially, therefore when high speed exhaust
Stifled phenomenon will not be blown, in high speed exhaust pressure difference lower than before setting value, orifice plug 5b is remained stationary.When water-filling excessive velocities or
When water column makes excessive velocities up, when exhaust pressure difference increases to setting value, orifice plug 5b is blown afloat by air-flow, blocks limbers 5b1, only
Leave several small vents on the strainer 5c outside orifice plug 5b.Leaving area is reduced at this time, capacity decline, in pipeline
In the partial air that is trapped will form buffer air bag, slow down water-filling speed, abatement water column makes energy up, prevent water-filling booster and
Make water hammer up.Since the exhaust of orifice plug 5b at this time is still continuing, exhaust valve is not off, therefore not will cause exhaust valve close
Valve water hammer.
It is fixedly connected between the valve deck 4 by bolt 8, circular through hole 4a is provided on the valve deck 4, the valve deck 4
Sealing ring 4b is provided at circular through hole 4a, the floating ball 3 is in contact with sealing ring 4b.In the initial state, floating ball 3 and sealing
Circle 4b is fitted closely, and guarantee is closed, and after water inlet, floating ball 3 floats to be separated with sealing ring 4b, and the sealing ring 4b is tetrafluoro or fourth
Green rubber material.
One end of the close water inlet of the valve body 1 is provided with mounting flange 9, is provided with installation on the mounting flange 9
Hole 9a.For the mounting flange 9 for this equipment to be connected with pipeline, mounting hole 9a can fixing bolt 8.
The water inlet 1a is provided with anti-clogging filter screen 1b, detachable between the anti-clogging filter screen 1b and valve body 1
Connection.The anti-clogging filter screen 1b is located at water inlet 1a, can stop the filtering foreign in the water flow come in, avoid blocking
Equipment, anti-clogging filter screen 1b are detachable and interchangeable.
Working principle: this equipment is installed on pumping line, the local high spot of Long-distance Water Transmission Pipeline, long horizontal sections, length
Actual condition is subject in upward slope section, long lower slope section, horizontal segment end etc., specific installation, the high speed exhaust in water-filling；Application range
Extensively, practical.Shield bucket 2 in valve body 1 is fixed, and protecting between bucket 2 and valve body 1 has certain gap, and it is logical to form annular
Road, the floating ball 3 protected in bucket 2 can move up and down, and when original state, the not entrance of water in equipment has certain important floating ball 3
Under the action of self weight and pressure, positioned at the bottom of shield bucket 2, sealing is circular through hole 4a below, and floating ball 3 seals circular through hole
4a has bulk gas to outlet, after gas is drained, pipeline is managed in normal operation when pipeline water flowing for the first time in equipment
Interior meeting nature generates air bag body, these air bags, which are known from experience slowly to be formed, to become larger, and focuses on the top of pipeline, so that vapour lock is formed, it is right
Pipeline water yield impacts the requirement that design is not achieved, and at this moment exhaust valve just plays the role of exhaust.These gases
The aperture having in equipment solves discharge, makes in pipeline in no gaseous state, when needing a large amount of tonifying Qi in pipeline, floating ball 3
Decline downstream, opens spool bore and a large amount of air inlets of macropore progress is driven to ensure pipe safety.
The vavle shelf 7 plays fixed function, and rain-proof cover 6 is a protective cover, plays the role of protecting equipment, reduces equipment
Main component in use impaired, extends the service life of equipment.The orifice plug 5b is located at the bottom of throttling bucket 5,
The exhaust passage to throttle between bucket 5 and orifice plug 5b is maximum flow area state.
When water-filling in pipeline, high-speed flow enters valve body 1 by the water inlet 1a of 1 lower part of valve body, along valve body 1 and shield bucket
Circular passage between 2 enters 1 top of valve body, then by between shield bucket 2, circular through hole 4a, orifice plug 5b and throttling bucket 5
Channel, sealing plate 5d, rain-proof cover 6, be discharged into atmosphere；The air-flow of high speed discharge does not blow to floating ball 3 directly substantially, therefore high speed exhaust
Shi Buhui blows stifled phenomenon, and in high speed exhaust pressure difference lower than before setting value, orifice plug 5b is remained stationary.When water-filling excessive velocities
Or water column, when making excessive velocities up, when exhaust pressure difference increases to setting value, orifice plug 5b is blown afloat by air-flow, blocks limbers
5b1 leaves behind several small vents on the strainer 5c outside orifice plug 5b.Leaving area is reduced at this time, capacity decline,
The partial air being trapped in pipeline will form buffer air bag, slow down water-filling speed, and abatement water column makes energy up, prevents water-filling
Booster and make water hammer up.Since the exhaust of orifice plug 5b at this time is still continuing, exhaust valve is not off, therefore not will cause
Exhaust valve close valve water hammer.
In the initial state, floating ball 3 and sealing ring 4b is fitted closely, guarantee it is closed, after water inlet, floating ball 3 float with it is close
Seal 4b separation, the sealing ring 4b are tetrafluoro or Dingqing's rubber material.The mounting flange 9 is used for this equipment and pipeline phase
Connection, mounting hole 9a can fixing bolt 8.The anti-clogging filter screen 1b is located at water inlet 1a, can will be in the water flow that come in
Filtering foreign stops, and avoids occluding device, and anti-clogging filter screen 1b is detachable and interchangeable.
Upper described only the embodiments of the present invention, is not intended to limit the utility model.For this field
For technical staff, various modifications and changes may be made to the present invention.The interior institute of all spirit and principle in the utility model
Any modification, equivalent substitution, improvement and etc. of work should all include within the scope of the claims of the utility model.
Claims (8)
1. a kind of waterproof plektron buffering exhaust valve, it is characterised in that: including valve body (1), shield bucket (2), floating ball (3), valve deck (4) and
It throttles bucket (5), the valve body (1) is hollow structure, and one end of the valve body (1) is provided with water inlet (1a), the shield bucket (2)
Setting is fixedly connected in valve body (1) and with valve body (1), and in shield bucket (2), the throttling bucket (5) is set for floating ball (3) setting
One end in valve body (1) is set, valve deck (4) setting is between valve body (1) and throttling bucket (5).
2. a kind of waterproof plektron buffering exhaust valve according to claim 1, it is characterised in that: the valve body (1) far from into
The one end at the mouth of a river (1a) is provided with rain-proof cover (6) and vavle shelf (7), and the vavle shelf (7) is fixedly connected with valve body (1), the rain-proof
Lid (6) is connected by bolt (8) with vavle shelf (7), and the rain-proof cover (6) is arc-shaped structure.
3. a kind of waterproof plektron buffering exhaust valve according to claim 2, it is characterised in that: set in the throttling bucket (5)
It is equipped with spring (5a) and orifice plug (5b), the spring (5a) is fixed on valve deck (4) and extends towards rain-proof cover (6) direction and sets
It sets, orifice plug (5b) setting is located at the bottom of throttling bucket (5), and orifice plug (5b) is connected with spring (5a), orifice plug
Limbers (5b1) is provided on (5b).
4. a kind of waterproof plektron buffering exhaust valve according to claim 3, it is characterised in that: throttling bucket (5) periphery
It is provided with strainer (5c), has several drainage holes (5c1) on the strainer (5c), set between the throttling bucket (5) and rain-proof cover (6)
Set sealing plate (5d).
5. a kind of waterproof plektron buffering exhaust valve according to claim 4, it is characterised in that: the shield bucket (2) is unlimited
One end of structure, the close water inlet (1a) for protecting bucket (2) is provided with inlet opening (2a), and the other end of shield bucket (2) is provided with
Spool mouth (2b), the floating ball (3) are movably arranged at spool mouth (2b), and the internal diameter of shield bucket (2) is slightly larger than the half of floating ball (3)
Diameter.
6. a kind of waterproof plektron buffering exhaust valve according to claim 5, it is characterised in that: pass through between the valve deck (4)
Bolt (8) is fixedly connected, and is provided with circular through hole (4a) on the valve deck (4), is set at the circular through hole (4a) of the valve deck (4)
It is equipped with sealing ring (4b), the floating ball (3) is in contact with sealing ring (4b).
7. a kind of waterproof plektron buffering exhaust valve according to claim 6, it is characterised in that: the valve body (1) it is close
One end of water inlet is provided with mounting flange (9), is provided with mounting hole (9a) on the mounting flange (9).
8. a kind of waterproof plektron buffering exhaust valve according to claim 7, it is characterised in that: water inlet (1a) setting
Have anti-clogging filter screen (1b), detachable connection between the anti-clogging filter screen (1b) and valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821548676.4U CN208816813U (en) | 2018-09-21 | 2018-09-21 | A kind of waterproof plektron buffering exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821548676.4U CN208816813U (en) | 2018-09-21 | 2018-09-21 | A kind of waterproof plektron buffering exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208816813U true CN208816813U (en) | 2019-05-03 |
Family
ID=66277994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821548676.4U Active CN208816813U (en) | 2018-09-21 | 2018-09-21 | A kind of waterproof plektron buffering exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208816813U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113058843A (en) * | 2021-03-31 | 2021-07-02 | 潍坊科技学院 | Water hammer vibration pump type sand screening device |
-
2018
- 2018-09-21 CN CN201821548676.4U patent/CN208816813U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113058843A (en) * | 2021-03-31 | 2021-07-02 | 潍坊科技学院 | Water hammer vibration pump type sand screening device |
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