CN102705519A - Electromagnetic pulse valve with cup-shaped slide valve plate - Google Patents
Electromagnetic pulse valve with cup-shaped slide valve plate Download PDFInfo
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- CN102705519A CN102705519A CN2012101937493A CN201210193749A CN102705519A CN 102705519 A CN102705519 A CN 102705519A CN 2012101937493 A CN2012101937493 A CN 2012101937493A CN 201210193749 A CN201210193749 A CN 201210193749A CN 102705519 A CN102705519 A CN 102705519A
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Abstract
The invention provides an electromagnetic pulse valve with a cup-shaped slide valve plate. The electromagnetic pulse valve comprises a valve body, wherein a first valve cover is arranged on the valve body; a cup-shaped valve plate is arranged in the first valve cover; an outer edge of the cup-shaped valve plate is clung to an inner wall of the first valve cover; a second valve cover and an output pipe are respectively arranged above and under the first valve cover; an electromagnetic pilot valve is arranged on the second valve cover; the electromagnetic pulse valve is characterized in that an opening end of the cup-shaped valve plate faces to the output pipe while the bottom end of the cup-shaped valve plate faces to the interior of the first valve cover; and when the electromagnetic pulse valve is closed, a valve plate wall at the opening end of the cup-shaped valve plate is butted against a pipe wall of the output pipe, and a rear air chamber is formed between the bottom end of the cup-shaped valve plate and the first valve cover. According to the electromagnetic pulse valve with the cup-shaped slide valve plate, the strength is increased and the volume of the rear air chamber is reduced, so that the amount of compressed air to be injected when the electromagnetic pulse valve is closed is reduced and the operation flexibility is increased.
Description
Technical field
The present invention relates to a kind of electromagnetic impulse valve.
Background technique
Electromagnetic impulse valve is the generating means of pulse blowing bag type dust precipitator deashing air-flow.Traditional electromagnetic impulse valve is to utilize elastomer diaphragm as its switching element, and existing part electromagnetic impulse valve then is to utilize cup-shaped sliding spool valve to substitute the switching element of traditional elastomer diaphragm as electromagnetic impulse valve.
Existing electromagnetic pulse valve arrangement is as shown in Figure 1 usually, comprises valve body, on valve body, is provided with first valve gap 2; In first valve gap 2, be provided with cup-shaped sliding spool valve 6; Below reaching above first valve gap 2, be respectively equipped with second valve gap 4 and output tube 8, the opening end of cup-shaped sliding spool valve 6 is in first valve gap 2, and its other end is towards output tube 8; Between first valve gap 2 and second valve gap 4, be provided with Small diaphragm-piece 3, on second valve gap 4, be provided with electromagnetic pilot head 1.For the electromagnetic impulse valve of this structure; When it is closed; Need in the rear gas chamber 7 that forms by the cup-shaped sliding spool valve 6 and first valve gap 2, charge into pressurized air, make cup-shaped sliding spool valve 6 move down and be close to output tube 8, during unlatching; Then through 5 venting of the vent hole on first valve gap 2, make and move on the cup-shaped sliding spool valve 6.Because the opening end of cup-shaped sliding spool valve 6 in first valve gap 2, therefore, could promote first valve gap 2 after pressurized gas need all fill the hollow space in the cup-shaped sliding spool valve 6 and move down, and has increased the shut-in time of electromagnetic impulse valve so undoubtedly.
Another kind of common electromagnetic impulse valve architecture is as shown in Figure 2; The difference of itself and electromagnetic impulse valve shown in Figure 1 is: adopt little valve block 9 to substitute Small diaphragm-piece 3; Simultaneously; In first valve gap 2, increased directional post 10, in cup-shaped sliding spool valve 6, formed the guiding groove match with this directional post 10, other structures and electromagnetic impulse valve shown in Figure 1 are similar.Still there is the long problem of electromagnetic pulse valve closing time in this structure.
Summary of the invention
The purpose of this invention is to provide a kind of electromagnetic impulse valve that can improve closing velocity.
In order to achieve the above object, technological scheme of the present invention has provided a kind of electromagnetic impulse valve that has cup-shaped sliding spool valve, comprises valve body; On valve body, be provided with first valve gap, in first valve gap, be provided with cup-shaped valve block, the outer rim of cup-shaped valve block is close to the first valve gap inwall; Below reaching above first valve gap, be respectively equipped with second valve gap and output tube, on second valve gap, be provided with electromagnetic priority valve, it is characterized in that: the opening end of cup-shaped valve block is towards output tube; Its bottom is in first valve gap; When closing, the valve block wall of cup-shaped valve block opening end and the tube wall of output tube offset, by forming rear gas chamber between the bottom of cup-shaped valve block and first valve gap.
Preferably, on the outer rim of said cup-shaped valve block, be provided with a circle seal ring, in the process that said cup-shaped valve block moves forward and backward, the sealing ring contacts with the inwall of said first valve gap all the time.
Preferably, in said first valve gap, be provided with directional post, on said cup-shaped valve block, be provided with the guiding groove that matches with this directional post, the end sealing of guiding groove, this closed end is towards said output tube.
Preferably, said directional post is a hollow structure, in the hollow structure of directional post and said guiding groove, is provided with spring, and an end of spring connects directional post, and the other end connects the closed end of said guiding groove.
Preferably, between said first valve gap and said second valve gap, be provided with Small diaphragm-piece or little valve block.
The present invention turns original cup-shaped valve block around placement, by its opening end output tube is carried out shutoff, because this opening end is a ring-type; Not only intensity increases, and makes the structure of whole sliding spool valve improve, and has practiced thrift material; The more important thing is; Reduce the volume of rear gas chamber, thereby reduced the air supply that to inject when electromagnetic impulse valve is closed, improved action sensitivity.Further, the present invention is provided with seal ring on sliding spool valve, makes the more fast and reliable that moves forward and backward of sliding spool valve, has improved the jetting performance of electromagnetic impulse valve greatly.
Description of drawings
Fig. 1 is the structural representation of existing electromagnetic impulse valve;
Fig. 2 is the structural representation of the electromagnetic impulse valve of existing tape guide structure;
Fig. 3 is in the schematic representation of opening state for a kind of electromagnetic impulse valve that has cup-shaped sliding spool valve in the present embodiment.
Embodiment
For making the present invention more obviously understandable, now with preferred embodiment, and conjunction with figs. elaborates as follows.
As shown in Figure 3, the disclosed a kind of electromagnetic impulse valve that has cup-shaped sliding spool valve of present embodiment comprises valve body, on valve body, is provided with first valve gap 2, in first valve gap 2, is provided with cup-shaped valve block 11, and the outer rim of cup-shaped valve block 11 is close to first valve gap, 2 inwalls.Below reaching above first valve gap 2, be respectively equipped with second valve gap 4 and output tube 8.Between first valve gap 2 and second valve gap 4, Small diaphragm-piece can be set, also can be as shown in Figure 3, little valve block 9 is set.On second valve gap 4, be provided with electromagnetic priority valve 1.
In the present embodiment, the opening end of cup-shaped valve block 11 is towards output tube 8, and its bottom is in first valve gap 2.Simultaneously, on the outer rim of cup-shaped valve block 11, be provided with a circle seal ring 15, in the process that cup-shaped valve block 11 moves forward and backward, sealing ring 15 contacts with the inwall of first valve gap 2 all the time.In first valve gap 2, also be provided with directional post 12, on cup-shaped valve block 11, be provided with the guiding groove 13 that matches with this directional post 12, the end sealing of guiding groove 13, this closed end is towards output tube 8.Directional post 12 is a hollow structure, in the hollow structure of directional post 12 and said guiding groove 13, is provided with spring 14, and an end of spring 14 connects directional post 12, and the other end connects the closed end of guiding groove 13.
But when electromagnetic impulse valve of the present invention is closed; Pressurized gas charges between bottom and first valve gap 2 of cup-shaped valve block 11 and forms in the rear gas chamber 7, because the volume of this rear gas chamber 7 is less, therefore; Cup-shaped valve block 11 moves down rapidly, offsets until the valve wall of its opening end and the tube wall of output tube 8.During unlatching, only need discharge the pressurized gas that be positioned at rear gas chamber 7, move on cup-shaped valve block 11 promptly begins through vent hole 5, because, in the present embodiment, increased spring 14, owing to the effect of the restoring force of spring 14, cup-shaped valve block 11 moves on can be more promptly.
Claims (5)
1. electromagnetic impulse valve that has cup-shaped sliding spool valve; Comprise valve body, on valve body, be provided with first valve gap (2), in first valve gap (2), be provided with cup-shaped valve block (11); The outer rim of cup-shaped valve block (11) is close to first valve gap (2) inwall; Top and below at first valve gap (2) are respectively equipped with second valve gap (4) and output tube (8), on second valve gap (4), are provided with electromagnetic priority valve (1), and it is characterized in that: the opening end of cup-shaped valve block (11) is towards output tube (8); Its bottom is in first valve gap (2); When closing, the valve block wall of cup-shaped valve block (11) opening end and the tube wall of output tube (8) offset, by forming rear gas chamber (7) between the bottom of cup-shaped valve block (11) and first valve gap (2).
2. a kind of electromagnetic impulse valve that has cup-shaped sliding spool valve as claimed in claim 1; It is characterized in that: on the outer rim of said cup-shaped valve block (11), be provided with a circle seal ring (15); In the process that said cup-shaped valve block (11) moves forward and backward, sealing ring (15) contacts with the inwall of said first valve gap (2) all the time.
3. a kind of electromagnetic impulse valve that has cup-shaped sliding spool valve as claimed in claim 1; It is characterized in that: in said first valve gap (2), be provided with directional post (12); On said cup-shaped valve block (11), be provided with the guiding groove (13) that matches with this directional post (12); The one end sealing of guiding groove (13), this closed end is towards said output tube (8).
4. a kind of electromagnetic impulse valve that has cup-shaped sliding spool valve as claimed in claim 3; It is characterized in that: said directional post (12) is a hollow structure; In the hollow structure of directional post (12) and said guiding groove (13), be provided with spring (14); One end of spring (14) connects directional post (12), and the other end connects the closed end of said guiding groove (13).
5. a kind of electromagnetic impulse valve that has cup-shaped sliding spool valve as claimed in claim 1 is characterized in that: between said first valve gap (2) and said second valve gap (4), be provided with Small diaphragm-piece or little valve block (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101937493A CN102705519A (en) | 2012-06-12 | 2012-06-12 | Electromagnetic pulse valve with cup-shaped slide valve plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101937493A CN102705519A (en) | 2012-06-12 | 2012-06-12 | Electromagnetic pulse valve with cup-shaped slide valve plate |
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| Publication Number | Publication Date |
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| CN102705519A true CN102705519A (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101937493A Pending CN102705519A (en) | 2012-06-12 | 2012-06-12 | Electromagnetic pulse valve with cup-shaped slide valve plate |
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| CN (1) | CN102705519A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821950A (en) * | 2014-02-28 | 2014-05-28 | 成都易态科技有限公司 | Pulse valve |
| CN104696537A (en) * | 2015-03-13 | 2015-06-10 | 苏州协昌环保科技股份有限公司 | Electromagnetic pulse shock valve |
| CN106567930A (en) * | 2015-10-13 | 2017-04-19 | 上海袋式除尘配件有限公司 | Piston valve for bag type dust collector |
| CN111417812A (en) * | 2017-12-18 | 2020-07-14 | 纬湃技术有限公司 | Valve with a valve body |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040663A (en) * | 1988-09-02 | 1990-03-21 | B.F.谷德里奇公司 | Pneumatic impulse valve and piece-rate system |
| US5180138A (en) * | 1991-02-08 | 1993-01-19 | Firma A.U.K. Muller Gmbh & Co. Kg | Solenoid controlled servo valve |
| CN2134548Y (en) * | 1992-04-16 | 1993-05-26 | 纪兆慧 | Electronic pulse valve |
| GB2341223A (en) * | 1998-09-02 | 2000-03-08 | Danfoss As | Stroke-action valve |
| CN101216121A (en) * | 2008-01-16 | 2008-07-09 | 上海尚泰环保配件有限公司 | Electromagnetic impulse valve with slide valve |
| CN201428820Y (en) * | 2009-07-02 | 2010-03-24 | 上海尚泰环保配件有限公司 | Electromagnetic impulse valve using rolling valve plate |
| CN201739521U (en) * | 2010-06-01 | 2011-02-09 | 上海尚泰环保配件有限公司 | Electromagnetic pulse valve adopting novel rolling valve plate |
| CN201763977U (en) * | 2010-09-14 | 2011-03-16 | 上海尚泰环保配件有限公司 | Honeycomb-shaped sliding valve plate |
| CN202612807U (en) * | 2012-06-12 | 2012-12-19 | 上海尚泰环保配件有限公司 | Electromagnetic pulse valve with cup-shaped sliding valve plate |
-
2012
- 2012-06-12 CN CN2012101937493A patent/CN102705519A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040663A (en) * | 1988-09-02 | 1990-03-21 | B.F.谷德里奇公司 | Pneumatic impulse valve and piece-rate system |
| US5180138A (en) * | 1991-02-08 | 1993-01-19 | Firma A.U.K. Muller Gmbh & Co. Kg | Solenoid controlled servo valve |
| CN2134548Y (en) * | 1992-04-16 | 1993-05-26 | 纪兆慧 | Electronic pulse valve |
| GB2341223A (en) * | 1998-09-02 | 2000-03-08 | Danfoss As | Stroke-action valve |
| CN101216121A (en) * | 2008-01-16 | 2008-07-09 | 上海尚泰环保配件有限公司 | Electromagnetic impulse valve with slide valve |
| CN201428820Y (en) * | 2009-07-02 | 2010-03-24 | 上海尚泰环保配件有限公司 | Electromagnetic impulse valve using rolling valve plate |
| CN201739521U (en) * | 2010-06-01 | 2011-02-09 | 上海尚泰环保配件有限公司 | Electromagnetic pulse valve adopting novel rolling valve plate |
| CN201763977U (en) * | 2010-09-14 | 2011-03-16 | 上海尚泰环保配件有限公司 | Honeycomb-shaped sliding valve plate |
| CN202612807U (en) * | 2012-06-12 | 2012-12-19 | 上海尚泰环保配件有限公司 | Electromagnetic pulse valve with cup-shaped sliding valve plate |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821950A (en) * | 2014-02-28 | 2014-05-28 | 成都易态科技有限公司 | Pulse valve |
| CN104696537A (en) * | 2015-03-13 | 2015-06-10 | 苏州协昌环保科技股份有限公司 | Electromagnetic pulse shock valve |
| CN104696537B (en) * | 2015-03-13 | 2017-03-01 | 苏州协昌环保科技股份有限公司 | Electromagnetic pulse shock valves |
| CN106567930A (en) * | 2015-10-13 | 2017-04-19 | 上海袋式除尘配件有限公司 | Piston valve for bag type dust collector |
| CN106567930B (en) * | 2015-10-13 | 2019-03-19 | 上海袋式除尘配件有限公司 | A kind of sack cleaner piston valve |
| CN111417812A (en) * | 2017-12-18 | 2020-07-14 | 纬湃技术有限公司 | Valve with a valve body |
| US11384859B2 (en) | 2017-12-18 | 2022-07-12 | Vitesco Technologies GmbH | Valve |
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Application publication date: 20121003 |