CN108006292A - A kind of fast inhale for carrying filtering delays row's formula air valve - Google Patents
A kind of fast inhale for carrying filtering delays row's formula air valve Download PDFInfo
- Publication number
- CN108006292A CN108006292A CN201711229134.0A CN201711229134A CN108006292A CN 108006292 A CN108006292 A CN 108006292A CN 201711229134 A CN201711229134 A CN 201711229134A CN 108006292 A CN108006292 A CN 108006292A
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- Prior art keywords
- air valve
- valve
- fast
- cartridge filter
- carrying
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K24/00—Devices, e.g. valves, for venting or aerating enclosures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/08—Means in valves for absorbing fluid energy for decreasing pressure or noise level and having a throttling member separate from the closure member, e.g. screens, slots, labyrinths
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Details Of Valves (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The present invention relates to air valve technical field, discloses a kind of fast inhale for carrying filtering and delays row's formula air valve.The slow row's formula air valve of fast suction for carrying filtering includes air valve body and valve member, the valve opening of the air valve body is connected with valve member, the valve member includes valve body, the body cavity is S type runners, and valve body is divided into two cavitys in left and right, the S types runner both ends are respectively equipped with is not additionally provided with cartridge filter in the air valve body connector and pipeline connection port of same cavity, the cavity equipped with air valve body connector.The present invention is suitable for the pipeline for being provided with service valve, filter need not be separately configured again for air valve, and possess the original repertoire of air valve, filter is carried, valve member inner flow passage is S-shaped, it is big to water resistance, it is small to atmidometer, be conducive to be vented, be unfavorable for draining, the eruption phenomenon of air valve turn-off transient biphase gas and liquid flow can be reduced or avoided, strengthen the fast of air valve and inhale slow row function.
Description
Technical field
The present invention relates to air valve technical field, more particularly, to one kind collection air valve function, filtering function and adds
The fast of filtering that carry that strong air valve inhales slow row soon inhales slow row's formula air valve.
Background technology
In Long-distance Water Transmission Pipeline, the air-flow overstock in pipe can cause pipeline water-filling efficiency to reduce even it is difficult to smoothly complete
Into, therefore needed during pipeline water-filling using Power Hi-speed (air valve) with the air-flow in drain.But pipeline is situated between
Various impurity are usually contained in matter, particularly raw water operating mode, leaf, aquatic weed, various floating materials and discarded object are very common.
Impurity in medium is once enter air valve, and the sealing of air valve lapses, and causes the long-term leak of air valve, this will be caused sternly
Weight consequence.If installing single filter at the same time, air valve installation site can be caused significantly to increase, and individually repaired also numb
It is tired.
It is empty in pipeline in addition, supplying water initial stage in pipeline, has a large quantity of air, when pipeline water-filling needs air valve to arrange
Except the air in pipeline.In pipeline fluctuating section, local water-filling speed can be accelerated, and exhaust velocity also can be improved accordingly.Water-filling speed
Too fast to cause intense impact to pipeline, water-filling excessive velocities easily produce biphase gas and liquid flow in air valve exhaust, and gas
Liquid two-phase is easiest to cause air valve to be closed suddenly in the case where not draining air, produces air valve and closes valve water hammer, causes
Pipeline and equipment damage, can occur pipe explosion accident when serious., will in the fluctuating section of pipeline after pipeline stops water supply a period of time
The water column of disjunction is produced, when resuming water supply, existing air will be discharged between separated water column, if exhaust is too fast, stop water
It is just fast that column makes speed up, is also easy to produce cutout water column and makes water hammer up.For preferable air valve, its aspiratory action is fast, exhaust speed
It is suitable that degree is answered, and exhaust velocity easily produces the too fast initiation pipeline gas explosion of water-filling on the contrary soon very much and the water column that stops makes water hammer up, properly
Exhaust resistance can limit excessive exhaust velocity, interim retention part air forms buffer air bag in pipeline, and limitation is too fast
And unsafe water-filling speed, reducing cutout water column makes energy up, subtracts the water hammer harm that disappears, this is favourable to pipeline protection.
The content of the invention
Present invention solves the technical problem that in view of the deficiencies of the prior art, there is provided a kind of fast inhale for carrying filtering delays row's formula sky
Air valve, on the premise of air valve arrangement is not changed, by installing a valve member, is possessing air valve script repertoire
Outside, increase filtering and the slow row function of fast suction, avoid air valve from closing generation water hammer suddenly, and then cause pipeline that water hammer thing occurs
Therefore.
The purpose of the present invention is achieved through the following technical solutions：
A kind of fast inhale for carrying filtering is provided and delays row's formula air valve, including air valve body and valve member, the air valve master
The valve opening of body is connected with valve member, and the valve member includes valve body, and the body cavity is S type runners, and will
Valve body is divided into two cavitys in left and right, and the S types runner both ends are respectively equipped with not in the air valve body connector of same cavity
And pipeline connection port, cartridge filter is additionally provided with the cavity equipped with air valve body connector.
Body cavity runner of the present invention is S-type, larger to resistance to water-flow, and relatively small to gas-flow resistance, thus air-breathing and
It is vented unimpeded, and its flow velocity and impact can be greatly reduced in the current to pouring at a high speed, can avoid biphase gas and liquid flow completely at a high speed
Discharge → impinging air valve float → air valve closes suddenly → and there is a phenomenon where air valve closes valve water hammer.In addition, mistake of the present invention
Filter cylinder can not only stop impurity, and in air valve air-breathing, air-flow is externally entering, and the impurity of cartridge filter trapped inside is outside
Filter hole will be left under portion's airflow function, does not influence air-flow entrance, helps air valve to realize that fast inhale delays row at the same time with reference to S types runner
Function, and then on the premise of air valve arrangement is not changed, filtering is realized by the auxiliary of valve member, and strengthen sky
The fast of air valve main body inhales slow row function, without separately installed filter again.
Further, the air valve body is detachably connected with valve member.Preferably, the air valve body and valve
Door component passes through flanged joint.Air valve body is connected with valve member by detachable component, easy to repair and replacement.
Further, the air valve body and valve member are monoblock type, it is preferable that the air valve body and valve
Component is more preferable by air valve body and valve member seamless connection sealing effect by being cast integrally, and avoids flanged joint from producing
Raw leak point.
Preferably, the cartridge filter includes outer leaching net, Inner filter net and support plate for double-decker, and the Inner filter net is inserted in outer
In strainer, the support plate is fixed on the opening of cartridge filter one end.
Preferably, the reel seam of the outer leaching net and Inner filter net staggers by 180 °, and both ends alignment, is fixed by spot welding.
Further in order to have filtering fineness and intensity concurrently, the outer leaching net is punching stainless steel plate, the Inner filter net
For the square-mesh screen of 0.4mm stainless steel wire plain weaves, filter pore size 1x1mm.
Further double medium filtration resistance is too big in order to prevent, can by calculating the effective discharge area of double-layer leaching net
Ensure in the case of double-layer leaching net, be effectively also greater than by area the calculating of valve latus rectum by area, it is described outer
Strainer percentage sieving area is about 51.3%, equivalent to 26 mesh/square feet made in Great Britain, the Inner filter net percentage sieving area
About 51%, quite 329 mesh of mesh number made in Great Britain/square feet.
Preferably, the body cavity is additionally provided with opening, and the opening is equipped with the valve being connected with opening removable seal
Lid, one end of the cartridge filter are connected on valve deck, and the other end is connected in the groove of valve seal seat, is avoided on cartridge filter
Strainer and realizes that cartridge filter is removably mounted in valve body, is not dismantling the situation of air valve directly facing the impact of current
Under, cartridge filter is cleared up online, and maintenance is convenient and easy, workload is as few as possible, one can be easily accomplished.
Preferably, the inner surface that the valve deck is contacted with cartridge filter is concave inward structure, which can accommodate one
Divide the debris blocked by cartridge filter, because the debris blocked by cartridge filter is always intended to be rushed at the recess of valve deck by current,
The maintenance time of cartridge filter can be appropriately extended in this；Pressure release plug screw is additionally provided with the valve deck, people during ensureing repair and maintenance
Body safety；The valve deck is connected with opening by bolt seal.
Preferably, the cartridge filter is connected with the reinforcing rib of one or more than two at the port of valve deck.
Cartridge filter is designed to double-decker by the present invention, and internal layer is fie screen, and outer layer is to rush eurypyloue orifice plate reel, two
Layer strainer is fixed by spot welding, and cartridge filter intensity is high, and impact resistance is good, is equipped with cartridge filter easy to the reinforcement of assembly and disassembly cartridge filter
Muscle, further in order to which the stability for improving the intensity of cartridge filter and being connected with valve body, the quantity of reinforcing rib can be arranged to
It is multiple, convenient dismounting cartridge filter can not only be played the role of, moreover it is possible to the stability that reinforcement structure is connected with valve body.
Preferably, the valve outer surface is additionally provided with the watch window for observing cartridge filter, in order to observe cartridge filter
Whether block, at any time easy to maintenance clean.
Preferably, in order not to influence current by valve seat, the valve seat is open circles ring-type, and the corresponding flap is circle
And sealing surface is fitted closely with sealing surface of seat.
Preferably, the valve member is metal hard-sealing, wear-resistant, and than common valve sealed reliable, service life is grown,
More preferably described metal hard-sealing is wedging type metal hard-sealing, and operation is lighter.
Compared with prior art, the present invention has following beneficial effect：
The present invention carries the fast of filtering and inhales slow row's formula air valve suitable for the pipeline for being provided with service valve, without for air valve again
Filter is separately configured, and possesses the original repertoire of air valve, and on the basis for not changing air valve arrangement, passes through company
Valve member is connect, carries filter, filters out impurities in water, improves air valve functional reliability, valve member inner flow passage is in S
Shape, it is big to water resistance, it is small to atmidometer, be conducive to be vented, be unfavorable for draining, air valve turn-off transient gas-liquid can be reduced or avoided
The eruption phenomenon of two phase flow, strengthens the fast of air valve and inhales slow row function, wedging type metal hard-sealing, operates light, service life
It is long.
Body cavity runner of the present invention is S-type, larger to resistance to water-flow, and relatively small to gas-flow resistance, thus air-breathing and
It is vented unimpeded, and its flow velocity and impact can be greatly reduced in the current to pouring at a high speed, can avoid biphase gas and liquid flow completely at a high speed
Discharge → impinging air valve float → air valve closes suddenly → and there is a phenomenon where air valve closes valve water hammer, and cartridge filter of arranging in pairs or groups
As filter, in air valve air-breathing, air-flow is externally entering, and the impurity of cartridge filter trapped inside is under exterior airflow function
Filter hole will be left, does not influence air-flow entrance；And in air valve exhaust, cartridge filter will slow down the speed of air-flow discharge, filtering
Cylinder can not only stop impurity, and help air valve to realize the fast function of inhaling slow row from structure, be conducive to air valve preferably
Play a role, in addition, being also avoided that impact of the strainer on cartridge filter directly facing current as filter using cartridge filter, subtract
Few deformation improves service life.
Cartridge filter of the present invention uses double-decker, and structural strength is more preferable, is unlikely to deform, and internal layer is woven using thin stainless steel wire
Inner filter net good filtration effect, but its intensity is not high, and be easily crushed deformation, thus outer layer redesign one be stamped with it is big
The reel orifice plate in hole, since stomata is larger, the strainer filtering fineness that filtering function compares stainless steel wire braiding is poor, but rushes
The steel plate in hole, intensity is good, is connected by spot welding, and in the opening spot welding fixed support plate of cartridge filter one end, and then have concurrently
Filter fine degree and intensity.
The present invention retracts conveniently for cartridge filter, and the reinforcing rib easy to assembly and disassembly is equipped with cartridge filter, is led to when taking out valve deck
Cartridge filter can be pulled out valve body by crossing reinforcing rib, and the quantity of reinforcing rib can be arranged to multiple, further increasing cartridge filter
Intensity and the stability that is connected with valve body, convenient dismounting cartridge filter can not only be played the role of, moreover it is possible to strengthen cartridge filter
Intensity, and then be connected with valve body more firm.
Cleaning of the present invention to cartridge filter is very light easy：Blocked by the service valve on pipeline or shut-off valve
The pressure release plug screw of pipeline pressure medium → unscrew on valve deck, release → remove valve deck → by reinforcing rib take out cartridge filter, cleaning
Impurity → installation cartridge filter → loads onto valve deck, tightens pressure release plug screw → unlatching service valve or shut-off valve → maintenance is completed, air valve
Recover normal use.Air valve need not be dismantled in whole maintenance process, one man operation is easily accomplished.Either in narrow and small valve
Men Jingzhong, or in the case of pipeline is above ground level, air valve is higher by pipeline certain altitude, it is single to safeguard, risen without field
Hang equipment, assist dismounting air valve part to move down and carry on without the second people, and overall process is not contacted with the flange seal part of rapid wear,
Attended operation is simple and rapid, great hommization, really realizes light labour-saving on-line maintenance.
The present invention can ensure that air valve is never sent out because of seal failure caused by impurity invading air valve in use
Raw air valve drainage, and subsidiary water hammer-resistant function, are conducive to the long-term work of air valve, protective conduit safety.
Brief description of the drawings
Fig. 1 valve body schematic diagrames.
Fig. 2 embodiments 1 carry the fast of filtering and inhale slow row's formula air valve front view.
Fig. 3 embodiments 1 carry the fast of filtering and inhale slow row's formula air valve arrangement schematic diagram.
Fig. 4 cartridge filter front views.
Fig. 5 support plates and cartridge filter welding schematic diagram.
Fig. 6 outer leaching net structure diagrams.
Fig. 7 Inner filter net structure diagrams.
Fig. 8 cartridge structure schematic diagrames.
2 cartridge structure schematic diagram of Fig. 9 embodiments.
Wherein, 1- valve bodies, 2- air valve body connectors, 3- pipeline connection ports, 4- left chamber bodies, 5- right chamber bodies, 10- filterings
Cylinder, 11- valve decks, 12- bolts, 13- pressure release plug screws, 14- watch windows, 15- are open, 16- support plates, 17- outer leaching nets, in 18-
Strainer, the inside and outside strainer spot welding fixing points of 19-, 20- support plates and barrel spot welding fixing point, 21- reinforcing ribs, 22- concave inward structures,
23- valve body recess, 101- air valve bodies, 102- valve members, 103- valve openings.
Embodiment
With reference to embodiment, the present invention is further illustrated.Wherein, attached drawing only for illustration,
What is represented is only schematic diagram, rather than pictorial diagram, it is impossible to is interpreted as the limitation to this patent；In order to which the reality of the present invention is better described
Example is applied, some components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To those skilled in the art
For, some known features and its explanation may be omitted and will be understood by attached drawing.
Embodiment 1
As shown in Fig. 1~8, the present embodiment provides a kind of fast inhale for carrying filtering to delay row's formula air valve, is mainly used for being equipped with maintenance
On the pipeline of valve or shut-off valve, including air valve body 101 and valve member 102, the valve opening 103 of air valve body 101
It is connected with valve member 102 by flange seal part, easy to repair and replacement, wherein the present embodiment air valve body 101 uses
Water hammer-resistant air valve further illustrates, and the patent No. 201520384037.9 applied before is specifically taken charge of using me, specially
Sharp title water hammer-resistant air valve, concrete structure and effect just do not repeat one by one, and the present embodiment is not mainly changing air valve knot
On the premise of structure, air valve and valve member are integrally combined, on the premise of having air valve script repertoire concurrently, carry filtering
Slow row function is inhaled with fast, avoids air valve from closing generation water hammer suddenly, and then causes pipeline that water hammer accident occurs, below specifically
The structure of bright valve member.
As shown in Figure 1, valve member 102 includes valve body 1,1 inner cavity of valve body is S type runners, and S type runners both ends are respectively equipped with
Air valve body connector 2 and pipeline connection port 3, air valve body connector 2 are connected with air valve, and valve seat 6 divides S types runner
It is cut into left chamber body 4 and right chamber body 5 is used to cut off the flow between air valve body connector 2 and pipeline connection port 3, equipped with air
Cartridge filter 10 is additionally provided with the left chamber body 4 of valve body connector 2；
Valve seat 6 is designed to open circles ring-type, corresponding flap 7 is straight by the present embodiment in order not to influence current by valve seat 6
Footpath is slightly less than the cricoid toroidal of open circles, and 7 sealing surface of flap can be fitted closely with 6 sealing surface of valve seat.
As shown in figures 2-3,1 inner cavity of valve body is additionally provided with opening 15, is equipped with opening 15 and is connected with 15 removable seal of opening
Valve deck 11, specific the present embodiment is bolted, and cartridge filter 10 is connected in valve body 1 by the foot of valve deck 11, specific filtering
10 one end of cylinder are connected on the foot of valve deck 11, and the other end is connected in the valve body recess 23 of 1 seal receptacle of valve body, and port corresponds to
And covering valve seat 6, avoid impact of the strainer on the cartridge filter 10 of double-decker directly facing current, improve impact resistance and
With the stability being connected with valve body 1.
The present embodiment is designed as concave inward structure 22 in valve deck 11 with the inner surface that cartridge filter 10 contacts, which can be with
The debris that a part is blocked by the cartridge filter 10 of double-decker is accommodated, because the debris blocked by the cartridge filter 10 of double-decker is total
It is the recess for being intended to be rushed at valve deck by current, this can be appropriately extended the maintenance time of cartridge filter 10, also be set on valve deck 11
Personal safety when having pressure release plug screw 13 to ensure repair and maintenance.
As shown in Fig. 4~8, the present embodiment cartridge filter 10 uses double-decker, in design by lengthening cartridge filter 10
Length, with effective area of passage of the bore bigger than matched somebody with somebody air valve body connector 2, the cartridge filter of double-decker
10 include outer leaching net 17, Inner filter net 18 and support plate 16, and Inner filter net 18 is inserted in outer leaching net 17, and respective reel seam presses 180 °
Stagger, both ends alignment is internal to be fixed according to the progress spot welding of inside and outside strainer spot welding fixing point 19, as shown in fig. 6,16 points of support plate
Solid welding is scheduled on the opening at 10 both ends of cartridge filter, for strengthening the intensity of cartridge filter 10 and easy to assemble and disassemble maintenance, wherein outer leaching net
17 according to the punching stainless steel plate required shown in Fig. 7, and outer leaching net 17 is made in reel, and reel seam welds are firm, and outer leaching net 17 sieves
It is about 51.3% to divide area percentage, equivalent to 26 mesh/square feet made in Great Britain；Inner filter net 18 is illustrated in figure 8 0.4mm stainless steels
Silk plain weave square-mesh screen, filter pore size 1x1mm, percentage sieving area is about 51%, 329 mesh of mesh number quite made in Great Britain/put down
Super superficial, the reel abutment joint of Inner filter net 18 answer firm welding, and making meets standard requirement.
If meeting fine filtering requirement if desired, filter screen just needs to form using very thin braided steel wire, such as
The braided steel wire of 0.4mm into cartridge filter, but be just easy to the deformation that is crushed, this reality in the case that hydraulic pressure is very big in valve body
Apply example and cartridge filter is designed to double-decker in order to have filtering fineness and intensity concurrently, internal layer is interior using the braiding of thin stainless steel wire
Strainer, good filtration effect, but its intensity is not high, be easily crushed deformation, therefore redesigns one in outer layer and be stamped with macropore
Reel orifice plate, since stomata is larger, the strainer filtering fineness that filtering function compares stainless steel wire braiding is poor, but punching
Steel plate, intensity is good, is connected by spot welding, and in the opening spot welding fixed support plate of cartridge filter one end, and then has concurrently
Filter fine degree and structural strength.
But it be easy to cause that resistance is too big using double medium filtration, therefore the present embodiment is by calculating the effectively logical of double-layer leaching net
Area is crossed, can be ensured in the case of double-layer leaching net, the calculating of valve latus rectum is effectively also greater than by area passes through face
Long-pending.
As shown in figure 8, the present embodiment dismantles cartridge filter 10 for the ease of safeguarding, cartridge filter 10 is set close to one end of valve deck 11
There is reinforcing rib 21, can be directly by drawing reinforcing rib 21 quickly to pull out cartridge filter 10 from valve body when valve deck 11 are opened.
1 outer surface of valve body is additionally provided with the watch window 14 for observing cartridge filter 10, in order to whether observe cartridge filter 10
Block, at any time easy to maintenance clean.
The present embodiment valve member 102 is metal hard-sealing, wear-resistant, and than common valve sealed reliable, service life is grown, this
Embodiment is preferably wedging type metal hard-sealing, and operation is lighter.
Preferable air valve, its aspiratory action is fast, and exhaust velocity should be suitable, and exhaust velocity too fast easily produce on the contrary is filled
Water is too fast to trigger pipeline gas explosion and cutout water column to make water hammer up, suitable exhaust resistance can in pipeline interim retention part air
Buffer air bag is formed, limits too fast and unsafe water-filling speed, cutout water column is reduced and makes energy up, subtract the water hammer harm that disappears, this
Favourable to pipeline protection, the present embodiment body cavity runner is S-type, larger to resistance to water-flow, and relatively small to gas-flow resistance,
Therefore air-breathing and exhaust are unimpeded, and its flow velocity and impact can be greatly reduced in the current to pouring at a high speed, can avoid gas-liquid two completely
Mutually stream high-rate discharge → impinging air valve float → air valve close suddenly → there is a phenomenon where air valve close valve water hammer.In addition,
In air valve air-breathing, air-flow is externally entering the present embodiment, and the impurity of cartridge filter trapped inside will under exterior airflow function
Filter hole is left, does not influence air-flow entrance；And in air valve exhaust, cartridge filter will slow down the speed of air-flow discharge, use
Filter cylinder can not only stop impurity as filter, and help air valve to realize the fast function of inhaling slow row from structure, be conducive to
Air valve preferably plays a role.
Cleaning of the present embodiment to cartridge filter is very light easy：Cut by the service valve on pipeline or shut-off valve
The pressure release plug screw of disconnected pipeline pressure medium → unscrew on valve deck, release → remove valve deck → by reinforcing rib take out cartridge filter, clearly
Reason impurity → installation cartridge filter → loads onto valve deck, tightens pressure release plug screw → unlatching service valve or shut-off valve → maintenance is completed, air
Valve recovers normal use.Air valve need not be dismantled in whole maintenance process, one man operation is easily accomplished.Either narrow and small
It is single to safeguard, without field in valve well, or in the case of pipeline is above ground level, air valve is higher by pipeline certain altitude
Lifting appliance, without the second people assist dismounting air valve part to move down and carry on, and flange seal part of the overall process not with rapid wear connects
Touch, attended operation is simple and rapid, great hommization, really realizes light labour-saving on-line maintenance.
The present embodiment can ensure that the air valve never seal failure caused by impurity invading air valve in use, into
And air valve drainage occurs, and subsidiary water hammer-resistant function, be conducive to the long-term work of air valve, protective conduit safety.
The present embodiment without filter is separately configured again for air valve, and has suitable for the pipeline for being provided with service valve
The standby original repertoire of air valve, and on the basis for not changing air valve arrangement, by connecting valve component, carry filtering
Device, filters out impurities in water, improves air valve functional reliability, valve member inner flow passage is S-shaped, big to water resistance, to vapour lock
Power is small, is conducive to be vented, is unfavorable for draining, and the eruption phenomenon of air valve turn-off transient biphase gas and liquid flow can be reduced or avoided, and increases
The fast of strong air valve inhales slow row function, and wedging type metal hard-sealing, operation is light, service life length.
Embodiment 2
As shown in figure 9, the present embodiment is substantially the same manner as Example 1, difference is, the quantity of reinforcing rib 21 is at least two
A, two reinforcing ribs 21 intersect in the cross cartridge filter that is fixed on the port of valve deck, can play embodiment 1
Effect, and the intensity and stability of the cartridge filter of double-decker can also be strengthened further via more reinforcing ribs.
Obviously, above-described embodiment is only intended to clearly illustrate technical scheme example, and is not
Restriction to embodiments of the present invention.For those of ordinary skill in the field, on the basis of the above description also
It can make other variations or changes in different ways.Any modification for being made within the spirit and principles of the invention, etc.
With replacement and improvement etc., should be included within the protection of the claims in the present invention.
Claims (10)
1. a kind of fast inhale for carrying filtering delays row's formula air valve, it is characterised in that described including air valve body and valve member
The valve opening of air valve body is connected with valve member, and the valve member includes valve body, and the body cavity is S type streams
Road, and valve body is divided into two cavitys in left and right, the S types runner both ends are respectively equipped with not in the air valve master of same cavity
Body connector and pipeline connection port, are additionally provided with cartridge filter in the cavity equipped with air valve body connector.
2. carrying the fast of filtering according to claim 1 inhales slow row's formula air valve, it is characterised in that the air valve body with
Valve member is detachably connected by flange or by being cast as monoblock type.
3. carrying the fast of filtering according to claim 1 inhales slow row's formula air valve, it is characterised in that the cartridge filter is bilayer
Structure, including outer leaching net, Inner filter net and support plate, the Inner filter net are inserted in outer leaching net, and the support plate is fixed on cartridge filter
The opening of one end.
4. carrying the fast of filtering according to claim 3 inhales slow row's formula air valve, it is characterised in that the outer leaching net and interior filter
The reel seam of net staggers by 180 °, and both ends alignment, is fixed by spot welding.
5. carrying the fast of filtering according to claim 3 inhales slow row's formula air valve, it is characterised in that the outer leaching net is punching
Stainless steel plate, the Inner filter net are the square-mesh screen of stainless steel wire plain weave.
6. carrying the fast of filtering according to claim 3 inhales slow row's formula air valve, it is characterised in that the outer leaching net screening surface
Product is 329 mesh/square feet made in Great Britain, and the Inner filter net sieving area is 26 mesh/square feet made in Great Britain.
7. carrying the fast of filtering according to claim 3 inhales slow row's formula air valve, it is characterised in that the body cavity is also set
There is opening, the opening is equipped with the valve deck being connected with opening removable seal, and one end of the cartridge filter is connected on valve deck,
The other end is connected in the groove of valve seal seat.
8. carrying the fast of filtering according to claim 7 inhales slow row's formula air valve, it is characterised in that the valve deck and cartridge filter
The inner surface of contact is concave inward structure, and pressure release plug screw is additionally provided with the valve deck, and the valve deck is connected with opening by bolt seal
Connect.
9. carrying the fast of filtering according to claim 4 inhales slow row's formula air valve, it is characterised in that the cartridge filter is close to valve
The reinforcing rib of one or more than two are connected with the port of lid.
10. carrying the fast of filtering according to claim 1 inhales slow row's formula air valve, it is characterised in that the valve outer surface
It is additionally provided with the watch window for observing cartridge filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711229134.0A CN108006292B (en) | 2017-11-29 | 2017-11-29 | From taking filterable fast row formula air valve of inhaling slowly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711229134.0A CN108006292B (en) | 2017-11-29 | 2017-11-29 | From taking filterable fast row formula air valve of inhaling slowly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108006292A true CN108006292A (en) | 2018-05-08 |
| CN108006292B CN108006292B (en) | 2021-01-12 |
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| CN201711229134.0A Active CN108006292B (en) | 2017-11-29 | 2017-11-29 | From taking filterable fast row formula air valve of inhaling slowly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830188A (en) * | 2017-11-29 | 2018-03-23 | 株洲南方阀门股份有限公司 | A kind of integral type overhauls strainer valve |
| CN119934248A (en) * | 2025-04-09 | 2025-05-06 | 中阀控股（集团）有限公司 | A flow control valve and control method thereof |
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| CN101266017A (en) * | 2007-12-29 | 2008-09-17 | 甘肃红峰机械有限责任公司 | Float ball guided piston type steam bleeder |
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| CN103759069A (en) * | 2014-01-22 | 2014-04-30 | 广东永泉阀门科技有限公司 | Cavitation prevention large pressure difference adjustable pressure reducing valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107830188A (en) * | 2017-11-29 | 2018-03-23 | 株洲南方阀门股份有限公司 | A kind of integral type overhauls strainer valve |
| CN119934248A (en) * | 2025-04-09 | 2025-05-06 | 中阀控股（集团）有限公司 | A flow control valve and control method thereof |
| CN119934248B (en) * | 2025-04-09 | 2025-07-11 | 中阀控股（集团）有限公司 | Flow regulating valve and control method thereof |
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|---|---|
| CN108006292B (en) | 2021-01-12 |
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