CN206730722U - A kind of electromagnetic poppet valves for sack cleaner - Google Patents
A kind of electromagnetic poppet valves for sack cleaner Download PDFInfo
- Publication number
- CN206730722U CN206730722U CN201720465823.0U CN201720465823U CN206730722U CN 206730722 U CN206730722 U CN 206730722U CN 201720465823 U CN201720465823 U CN 201720465823U CN 206730722 U CN206730722 U CN 206730722U
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- China
- Prior art keywords
- valve
- air cylinder
- filter bag
- air
- cylinder lifting
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of electromagnetic poppet valves for sack cleaner, its air-operated solenoid valve for including air cylinder lifting valve and being connected on air cylinder lifting valve and with air cylinder lifting valve gas circuit, the air-operated solenoid valve connected with air cylinder lifting valve gas circuit, it is provided with the gas outlet of its first stomata and is used to slowing down air cylinder lifting the valve choke valve of the entrapped gas velocity of discharge or the descending blast pipe of bore in its upper piston area cylinder body in lifting.When filter bag filters again after deduster deashing terminates, speed when air cylinder lifting valve valve is with less than closure is slowly opened, dust-contained airflow is slowly flowed to filter bag and progressively return to the normal rate of filtration, to extend cleaning cycle, improve cleaning efficiency, and reduce the fine dust after deashing and adsorb filter bag again and permeate the reentrainment of dust that filter bag is formed, the service life of filter bag is improved, realizes the minimum discharge of bag house outlet dust concentration.
Description
Technical field
It the utility model is related to a kind of electromagnetic poppet valves for sack cleaner.
Background technology
It is mainly at present pulse class sack cleaner using more sack cleaner, including air box impulse bag-type dedusting
Device, horizontal pulse sack cleaner etc..The operation principle of sack cleaner is " filtering-deashing-filtering ", is gone round and begun again.Filtering is
Dust in dusty gas is intercepted by filter bag, deashing is to recover the strainability of filter bag again.The main work of electromagnetic poppet valves
Be will deashing filter element air outlet close, stop the filtering of the unit filter bag, from pulse valve into the unit filter bag
Compressed air is sprayed in portion, and peel adhesion is in the dust of filter bag outer surface, and after deashing, the valve of electromagnetic poppet valves is beaten again
Open, the filter element is again introduced into filtration state.Therefore, filtering, deashing the two actions are that sack cleaner is most heavy
The course of work wanted.But closing and opening due to existing electromagnetic poppet valves, all it is with the faster time（In the 2-3 seconds）, with phase
Same velocity interpolation, therefore after deashing terminates, when electromagnetic poppet valves quickly open valve again, the filter bag of bulging has quickly
Turning back to the action of bag cage, more dust can adsorb in filter bag surface, more fine powders again with air-flow in a short time
Dirt can also penetrate filter bag and be discharged into air with air-flow so that the increase of house outlet concentration of emission, so as on the one hand influence deduster
The discharge of overall exit concentration, on the other hand cause the damage of filter bag and influence its service life.
Utility model content
The purpose of this utility model, which is to provide one kind, can reduce valve opening speed and terminated with reducing deduster deashing
Gas vent concentration of emission when filter bag filters again afterwards, that realizes house outlet dust concentration minimum discharge is used for bag-type dusting
The electromagnetic poppet valves of device.
Its technical scheme is：A kind of electromagnetic poppet valves for sack cleaner, including air cylinder lifting valve and installed in gas
The air-operated solenoid valve connected on cylinder poppet and with air cylinder lifting valve gas circuit, it is characterised in that：Described and air cylinder lifting valve gas circuit
The air-operated solenoid valve of connection, it is provided with the gas outlet of its first stomata and is used to slow down air cylinder lifting valve its upper piston area in lifting
The choke valve of the entrapped gas velocity of discharge or the descending blast pipe of bore in cylinder body.
Proved through laboratory test：Using electromagnetic poppet valves of the present utility model, when deduster entrance concentration 500-
1000g/Nm3During left and right, ensure that outlet drain concentration exists<10-5mg/Nm3, running resistance<800Pa.With existing bag-type dusting
Device electromagnetic poppet valves are compared, and it has the technical effect that：Due in air-operated solenoid valve that is existing, being connected with air cylinder lifting valve gas circuit
Provided with being used to slow down air cylinder lifting valve, in lifting, entrapped gas discharge is fast in its upper piston area cylinder body at the gas outlet of one stomata
The descending tracheae of the choke valve or bore of degree, therefore when filter bag filters again after deduster deashing terminates, air cylinder lifting valve
Speed when valve is with less than closure（In the 2-3 seconds）Slowly opened within the time of 10-15 seconds, so that dust-contained airflow slowly flows
To filter bag, it slow down bulging filter bag after deashing and turn back again the speed of Filter-bag carcass, filtration velocity is slowly improved to normal
The rate of filtration, both reduced significantly filter bag turn back Filter-bag carcass when damage, extend cleaning cycle, reduce deashing gas pressure
Power, improves cleaning efficiency, greatly reduces the fine dust after deashing again and adsorbs filter bag again and permeate what filter bag was formed
Reentrainment of dust, the fine dust for penetrating filter bag is reduced to greatest extent, reduce the filtration resistance of filter bag, improve filter bag
Service life, realizes the minimum discharge of bag house outlet dust concentration, that is, realizes sack cleaner and integrally export powder
The minimum discharge of dust concentration.It can be widely used for administering the dust pollution of the industries such as building materials, chemical metallurgy, to meet and adapt to each
The higher and higher environmental requirement of class pulse bag type dust collector blowdown.
Brief description of the drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 be electromagnetic poppet valves it is descending close valve when view.
Embodiment
As shown in Figure 1, 2, a kind of electromagnetic poppet valves for sack cleaner, using the system of air cylinder lifting valve 2 and 2636000
Row air-operated solenoid valve 1, for the air-operated solenoid valve under power failure state, compressed air inlet port J thereon passes through the 4th stomata D and gas
Stomata X on the cylinder lifting lower cylinders 21 of valve piston 23 is connected and is closed the second stomata B, the 3rd stomata C and lived with air cylinder lifting valve
The stomata S connections on upper cylinder are filled in, and are connected with the first stomata A, the cylinder piston rod 22 of air cylinder lifting valve keeps not extending out
State.After the air-operated solenoid valve is powered, compressed air inlet port closes the 4th stomata D, is connected with the 3rd stomata C and closes the
One stomata A, the stomata X on the lower cylinders 21 of air cylinder lifting valve piston 23 are connected and beaten with the 4th stomata D on air-operated solenoid valve
The second stomata B is opened, compressed air is entered in the cylinder body on air cylinder lifting valve piston top, promotes piston rod to stretch out, piston lower portion
The gas retained in cylinder body is then discharged by the stomata D of air-operated solenoid valve the 4th from the second stomata B.Closed when air-operated solenoid valve powers off
Afterwards, the 3rd stomata C thereon connects with the stomata S on air cylinder lifting valve piston upper cylinder, and opens the 3rd stomata C and first
Stomata A connecting paths, compressed air inlet port pass through the 4th stomata D on air-operated solenoid valve and the bottom of air cylinder lifting valve piston 23
Stomata S connections on cylinder body 21, and the second stomata B on air-operated solenoid valve is simultaneously closed off, compressed air is again introduced into cylinder work
In the cylinder body for filling in bottom, piston rod lifting is promoted to retract, the gas retained in upper piston area cylinder body is then by air-operated solenoid valve
The 3rd stomata C discharged from the first stomata A.It is provided with the gas outlet of the first stomata on above-mentioned air-operated solenoid valve and is used to slow down gas
The cylinder poppet choke valve 4 of the entrapped gas velocity of discharge or descending exhaust of bore in its upper piston area cylinder body in lifting
Pipe（Do not show in figure）, make deduster when filter bag filters again after deashing terminates, when air cylinder lifting valve valve is with less than closure
Speed（In the 2-3 seconds）Slowly opened within the time of 10-15 seconds, so that dust-contained airflow slowly flows to filter bag, filtration velocity is slow
It is slow to improve to the normal rate of filtration, turned back the speed of Filter-bag carcass with slowing down bulging filter bag after deashing, both greatly prolonged again
Cleaning cycle, reduces deashing gas pressure, improves cleaning efficiency, greatly reduce the fine dust after deashing again again
The reentrainment of dust that absorption filter bag and infiltration filter bag are formed, reduces the fine dust for penetrating filter bag, reduces to greatest extent
The filtration resistance of filter bag, the service life of filter bag is improved, realize the minimum discharge of bag house outlet dust concentration.
In addition, the valve plate of existing air cylinder lifting valve 2 is using plane valve plate and is arranged on dust catcher gas purifying chamber plane card
On air outlet coordinate to realize the closing of valve and opening, when it, which closes valve, prepares deashing, due to only leaning on flat valve
The closure to air outlet is realized in contact between plate and plane card, therefore its sealing effect is poor, easily causes deashing gas
Leakage.The valve plate of air cylinder lifting valve in the present invention substitutes existing plane valve plate using sphere valve plate 3, during improving deashing
To the close encapsulation and cleaning efficiency of valve, the leakage of deashing state compressed air is reduced, ensures preferable ash-removal effect.
Claims (2)
1. a kind of electromagnetic poppet valves for sack cleaner, including air cylinder lifting valve and on air cylinder lifting valve and with gas
The air-operated solenoid valve of cylinder poppet gas circuit connection, it is characterised in that：The air-operated solenoid valve connected with air cylinder lifting valve gas circuit,
Provided with being used to slow down air cylinder lifting valve, in lifting, entrapped gas is arranged in its upper piston area cylinder body at the gas outlet of its first stomata
Go out the choke valve of speed or the blast pipe that bore is descending.
A kind of 2. electromagnetic poppet valves for sack cleaner according to claim 1, it is characterised in that：The cylinder carries
The valve plate of lift valve is sphere valve plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720465823.0U CN206730722U (en) | 2017-04-28 | 2017-04-28 | A kind of electromagnetic poppet valves for sack cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720465823.0U CN206730722U (en) | 2017-04-28 | 2017-04-28 | A kind of electromagnetic poppet valves for sack cleaner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206730722U true CN206730722U (en) | 2017-12-12 |
Family
ID=60563088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720465823.0U Expired - Fee Related CN206730722U (en) | 2017-04-28 | 2017-04-28 | A kind of electromagnetic poppet valves for sack cleaner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206730722U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943811A (en) * | 2017-04-28 | 2017-07-14 | 合肥中亚环保科技有限公司 | A kind of electromagnetic poppet valves for sack cleaner |
| CN109869490A (en) * | 2019-03-22 | 2019-06-11 | 无锡红旗除尘设备有限公司 | A kind of descending manner Off-line valve automatically adjusting opening degree |
-
2017
- 2017-04-28 CN CN201720465823.0U patent/CN206730722U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106943811A (en) * | 2017-04-28 | 2017-07-14 | 合肥中亚环保科技有限公司 | A kind of electromagnetic poppet valves for sack cleaner |
| CN109869490A (en) * | 2019-03-22 | 2019-06-11 | 无锡红旗除尘设备有限公司 | A kind of descending manner Off-line valve automatically adjusting opening degree |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20210428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |