CN102705529A - Electromagnetic pulse valve for jetting and controlling gas separation - Google Patents
Electromagnetic pulse valve for jetting and controlling gas separation Download PDFInfo
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- CN102705529A CN102705529A CN2012101938388A CN201210193838A CN102705529A CN 102705529 A CN102705529 A CN 102705529A CN 2012101938388 A CN2012101938388 A CN 2012101938388A CN 201210193838 A CN201210193838 A CN 201210193838A CN 102705529 A CN102705529 A CN 102705529A
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Abstract
The invention provides an electromagnetic pulse valve for jetting and controlling gas separation, which comprises a valve body. The electromagnetic pulse valve is characterized in that an electromagnetic pilot valve is arranged on a valve cover, a valve core is arranged in the electromagnetic pilot valve, a gas inlet passage and a gas outlet passage are formed in the electromagnetic pilot valve, the outlet end of the gas inlet passage is positioned on the inner wall of the electromagnetic pilot valve, the inlet end of the gas inlet passage is connected with a control gas source, the inlet end and the outlet end of the gas outlet passage are positioned on the inner wall and the outer margin of the electromagnetic pilot valve respectively, a common passage is formed in the valve cover and the electromagnetic pilot valve, one end of the common passage is positioned on the inner wall of the electromagnetic pilot valve and the other end thereof communicates with a rear gas chamber, and a ring-shaped protrusion is formed on the outer margin of the valve core. In the electromagnetic pulse valve, since the gas source for controlling the opening or closing of the pulse valve and the gas source for jetting can adopt two different gases, when the gas source for jetting adopts a toxic or high-temperature gas, the operating environment can be effectively protected and the safety of operating staff is guaranteed.
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, and its working principle is to utilize the open and close of the variation in pressure realization sentinel valve of former and later two air chambers of diaphragm.
Existing electromagnetic pulse valve arrangement is as shown in Figure 1 usually; Comprise valve body 1, in valve body 1, be provided with delivery outlet 9, on valve body 1, be provided with valve gap 2; The air cavity that will be positioned at valve body 1 and valve gap 2 by diaphragm 3 is divided into preceding air chamber 4 and rear gas chamber 5; On diaphragm 3, be provided with throttle orifice 8, on valve gap 2, be provided with electromagnetic pilot head 6, be provided with moving iron core 7 in the electromagnetic pilot head 6.Its working procedure is: when connecting pressurized gas, pressurized gas gets in the rear gas chamber 5 through the throttle orifice on the diaphragm 38, and the pressure of rear gas chamber 5 makes diaphragm 3 be close to delivery outlet 9 to make electromagnetic impulse valve be in closed condition.Move when electrical signal makes the moving iron core 7 in the electromagnetic pilot head 6, vent hole 10 is opened, rear gas chamber's 5 rapid decompressions, and the pressure of preceding air chamber 4 moves after making diaphragm 3, and pressurized gas makes electromagnetic impulse valve be in opening state through delivery outlet 9 winding-ups.
This shows that the pressurized gas that gets into rear gas chamber 5 through throttle orifice 8 is the gas that the control electromagnetic impulse valve is closed or opened, and the pressurized gas of jetting through delivery outlet 9 is the gas that is used for filter bag ash removal.What electromagnetic impulse valve winding-up and control were used is same source of the gas gas supplied; Just bring a problem thus, if need in filter bag, jet poisonous or high-temperature gas, this gas can be used as control gaseous simultaneously; Then can discharge, thereby operating environment is worked the mischief through delivery outlet 9.
Summary of the invention
The purpose of this invention is to provide a kind of electromagnetic impulse valve that the source of the gas of control gaseous and blowing gas is effectively separated.
In order to achieve the above object, technological scheme of the present invention has provided the electromagnetic impulse valve of a kind of winding-up and control gaseous separation, comprises valve body; In valve body, be provided with delivery outlet, on valve body, be provided with valve gap, the air cavity that will be positioned at valve body and valve gap by diaphragm or valve block is divided into preceding air chamber and rear gas chamber; It is characterized in that: on valve gap, be provided with electromagnetic priority valve; In electromagnetic priority valve, be provided with spool, in electromagnetic priority valve, have gas-entered passageway and bleed passage, the outlet end of gas-entered passageway is positioned on the inwall of electromagnetic priority valve; Its entrance point connects the control source of the gas; The entrance point of bleed passage and outlet end lay respectively on the inwall and outer rim of electromagnetic priority valve, in valve gap and electromagnetic priority valve, have common-use tunnel, and an end of common-use tunnel is positioned on the inwall of electromagnetic priority valve; Its other end is connected with rear gas chamber, on the outer rim of spool, is formed with a circle annular protrusion;
When closing; Annular protrusion is between the entrance point of end of common-use tunnel and bleed passage; Annular protrusion and the electromagnetic priority valve inner wall sealing between the entrance point of an end of common-use tunnel and bleed passage cooperates; Common-use tunnel is obstructed with bleed passage and be connected with gas-entered passageway, is sent in the rear gas chamber via gas-entered passageway and common-use tunnel by the control gaseous that the control source of the gas provides, and diaphragm or valve block are close to delivery outlet under pressure;
During unlatching; Annular protrusion is between the outlet end of end of common-use tunnel and gas-entered passageway; Annular protrusion and the electromagnetic priority valve inner wall sealing between the outlet end of an end of common-use tunnel and gas-entered passageway cooperates, and common-use tunnel is obstructed with gas-entered passageway and be connected with bleed passage, and the control gaseous in the rear gas chamber gets into via common-use tunnel and derives in the bleed passage; Move after under the effect of diaphragm or the valve block blowing gas in the air chamber before entering, make blowing gas pass through the delivery outlet winding-up.
Preferably; Axis with said spool is a center line; Said bleed passage and said gas-entered passageway are arranged in a side of center line, and said common-use tunnel is arranged in the opposite side of center line, wherein; The entrance point of said bleed passage is positioned at the top of the outlet end of said gas-entered passageway, and the height of an end of said common-use tunnel is between the outlet end of the entrance point of said bleed passage and said gas-entered passageway.
Preferably; Form the gap between the outer rim of the part of said spool below reaching above the said annular protrusion and the inwall of said electromagnetic priority valve, said pressurized gas gets into said common-use tunnel or gets into said bleed passage from said common-use tunnel from said gas-entered passageway via this gap.
In the present invention; The source of the gas that the control impuls valve opens or closes can adopt two kinds of different gases with the source of the gas of jetting; When the source of the gas of jetting is poisonous or high-temperature gas, can effectively protect operating environment, ensured operator's safety.
Description of drawings
Fig. 1 is the structural representation of existing electromagnetic impulse valve;
Fig. 2 is in the schematic representation of closed condition for the electromagnetic impulse valve of a kind of winding-up in the present embodiment and control gaseous separation;
Fig. 3 is in the schematic representation of opening state for the electromagnetic impulse valve of a kind of winding-up in the present embodiment and control gaseous separation.
Embodiment
For making the present invention more obviously understandable, now with preferred embodiment, and conjunction with figs. elaborates as follows.
The structure that the present invention proposes can be applicable to diaphragm type electromagnetic impulse valve and valve block formula electromagnetic pulse valve simultaneously, below is that example specifies the present invention with the diaphragm type electromagnetic impulse valve.
Like Fig. 2 and shown in Figure 3, the electromagnetic impulse valve that disclosed a kind of winding-up of present embodiment and control gaseous are separated comprises valve body 1; In valve body 1, be provided with delivery outlet 9, on valve body 1, be provided with valve gap 2, the air cavity that will be positioned at valve body 1 and valve gap 2 by diaphragm 3 or valve block is divided into preceding air chamber 4 and rear gas chamber 5; It is characterized in that: on valve gap 2, be provided with electromagnetic priority valve 15; In electromagnetic priority valve 15, be provided with spool 7, in electromagnetic priority valve 15, have gas-entered passageway 11 and bleed passage 12, the outlet end of gas-entered passageway 11 is positioned on the inwall of electromagnetic priority valve 15; Its entrance point connects the control source of the gas; The entrance point of bleed passage 12 and outlet end lay respectively on the inwall and outer rim of electromagnetic priority valve 15, in valve gap 2 and electromagnetic priority valve 15, have common-use tunnel 13, and an end of common-use tunnel 13 is positioned on the inwall of electromagnetic priority valve 15; Its other end is connected with rear gas chamber 5, on the outer rim of spool 7, is formed with a circle annular protrusion 14.
Wherein, be center line with the axis of spool 7, bleed passage 12 and gas-entered passageway 11 are arranged in a side of center line, 13 opposite sides that are arranged in center line of common-use tunnel.The entrance point of bleed passage 12 is positioned at the top of the outlet end of gas-entered passageway 11, and the height of an end of common-use tunnel 13 is between the outlet end of the entrance point of bleed passage 12 and gas-entered passageway 11.
Form the gap between the outer rim of the part of spool 7 below reaching above the annular protrusion 14 and the inwall of electromagnetic priority valve 15, pressurized gas gets into common-use tunnels 13 or gets into bleed passages 12 from common-use tunnel 13 from gas-entered passageway 11 via this gap.
As shown in Figure 2; When electromagnetic impulse valve is in closed condition; Annular protrusion 14 is between the entrance point of end of common-use tunnel 13 and bleed passage 12, and annular protrusion 14 and electromagnetic priority valve 15 inner wall sealing between the entrance point of an end of common-use tunnel 13 and bleed passage 12 cooperates.At this moment, with separating between gas-entered passageway 11 and common-use tunnel 13 and the bleed passage 12, simultaneously, the gap between the outer rim through spool 7 and the inwall of electromagnetic priority valve 15 makes common-use tunnel 13 be connected with gas-entered passageway 11 through spool 7.Control gaseous by the control source of the gas provides is sent in the rear gas chamber 5 via gas-entered passageway 11 and common-use tunnel 13, and diaphragm 3 or valve block are close to delivery outlet 9 under pressure.
As shown in Figure 3; When electromagnetic impulse valve is in opening state; Spool 7 moves downward; Make annular protrusion 14 between the outlet end of end of common-use tunnel 13 and gas-entered passageway 11, annular protrusion 14 and electromagnetic priority valve 15 inner wall sealing between the outlet end of an end of common-use tunnel 13 and gas-entered passageway 11 cooperates.At this moment; Through spool 7 with separating between bleed passage 12 and common-use tunnel 13 and the gas-entered passageway 11, simultaneously, the gap between the outer rim through spool 7 and the inwall of electromagnetic priority valve 15; Common-use tunnel 13 is connected with bleed passage 12; Control gaseous in the rear gas chamber 5 get in the bleed passages 12 via common-use tunnel 13 and derive, and move after the effect of diaphragm 3 blowing gas air chamber 4 in before entering under, make blowing gas pass through delivery outlet 9 realizations and jet.
Claims (3)
1. the electromagnetic impulse valve that separates of winding-up and control gaseous comprises valve body (1), in valve body (1), is provided with delivery outlet (9); On valve body (1), be provided with valve gap (2); The air cavity that will be positioned at valve body (1) and valve gap (2) by diaphragm (3) or valve block is divided into preceding air chamber (4) and rear gas chamber (5), it is characterized in that: on valve gap (2), be provided with electromagnetic priority valve (15), in electromagnetic priority valve (15), be provided with spool (7); In electromagnetic priority valve (15), have gas-entered passageway (11) and bleed passage (12); The outlet end of gas-entered passageway (11) is positioned on the inwall of electromagnetic priority valve (15), and its entrance point connects the control source of the gas, and the entrance point of bleed passage (12) and outlet end lay respectively on the inwall and outer rim of electromagnetic priority valve (15); In valve gap (2) and electromagnetic priority valve (15), have common-use tunnel (13); One end of common-use tunnel (13) is positioned on the inwall of electromagnetic priority valve (15), and its other end is connected with rear gas chamber (5), on the outer rim of spool (7), is formed with a circle annular protrusion (14);
When closing; Annular protrusion (14) is positioned between the entrance point of an end and bleed passage (12) of common-use tunnel (13); The end that annular protrusion (14) and electromagnetic priority valve (15) are positioned at common-use tunnel (13) cooperates with inner wall sealing between the entrance point of bleed passage (12); Common-use tunnel (13) is obstructed with bleed passage (12) and be connected with gas-entered passageway (11); Control gaseous by the control source of the gas provides is sent in the rear gas chamber (5) via gas-entered passageway (11) and common-use tunnel (13), and diaphragm (3) or valve block are close to delivery outlet (9) under pressure;
During unlatching; Annular protrusion (14) is positioned between the outlet end of an end and gas-entered passageway (11) of common-use tunnel (13); The end that annular protrusion (14) and electromagnetic priority valve (15) are positioned at common-use tunnel (13) cooperates with inner wall sealing between the outlet end of gas-entered passageway (11); Common-use tunnel (13) is obstructed with gas-entered passageway (11) and be connected with bleed passage (12); Control gaseous in the rear gas chamber (5) gets in the bleed passage (12) via common-use tunnel (13) and derives, and moves after under the effect of diaphragm (3) or the valve block blowing gas air chamber (4) in before entering, makes blowing gas pass through delivery outlet (9) and jets.
2. the electromagnetic impulse valve that a kind of winding-up as claimed in claim 1 and control gaseous are separated; It is characterized in that: the axis with said spool (7) is a center line; Said bleed passage (12) and said gas-entered passageway (11) are arranged in a side of center line; Said common-use tunnel (13) is arranged in the opposite side of center line; Wherein, the entrance point of said bleed passage (12) is positioned at the top of the outlet end of said gas-entered passageway (11), and the height of an end of said common-use tunnel (13) is positioned between the outlet end of entrance point and said gas-entered passageway (11) of said bleed passage (12).
3. the electromagnetic impulse valve that a kind of winding-up as claimed in claim 1 and control gaseous are separated; It is characterized in that: said spool (7) is positioned at above the said annular protrusion (14) and between the inwall of the outer rim of the part of below and said electromagnetic priority valve (15) and forms the gap, and said pressurized gas gets into said common-use tunnel (13) or gets into said bleed passage (12) from said common-use tunnel (13) from said gas-entered passageway (11) via this gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101938388A CN102705529A (en) | 2012-06-12 | 2012-06-12 | Electromagnetic pulse valve for jetting and controlling gas separation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101938388A CN102705529A (en) | 2012-06-12 | 2012-06-12 | Electromagnetic pulse valve for jetting and controlling gas separation |
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| Publication Number | Publication Date |
|---|---|
| CN102705529A true CN102705529A (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101938388A Pending CN102705529A (en) | 2012-06-12 | 2012-06-12 | Electromagnetic pulse valve for jetting and controlling gas separation |
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| CN (1) | CN102705529A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154251A (en) * | 2013-05-13 | 2014-11-19 | 阿尔斯通技术有限公司 | Cleaning valve with dampening mechanism |
| CN110220034A (en) * | 2019-07-15 | 2019-09-10 | 上海乐臣自动化设备有限公司 | A kind of pulse valve |
| CN111442101A (en) * | 2020-05-15 | 2020-07-24 | 上海尚泰环保配件有限公司 | Separated electromagnetic pulse valve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56127115A (en) * | 1980-03-08 | 1981-10-05 | Ckd Controls Ltd | Gas flow rate control system |
| US5199855A (en) * | 1990-09-27 | 1993-04-06 | Zexel Corporation | Variable capacity compressor having a capacity control system using an electromagnetic valve |
| CN2196715Y (en) * | 1994-05-06 | 1995-05-10 | 李云鹏 | Complex-type electromagnetic-control valve |
| CN101592230A (en) * | 2009-07-02 | 2009-12-02 | 上海尚泰环保配件有限公司 | A kind of electromagnetic impulse valve that adopts rolling valve plate |
| CN202646772U (en) * | 2012-06-12 | 2013-01-02 | 上海尚泰环保配件有限公司 | Electromagnetic pulse valve for injecting and controlling gas separation |
-
2012
- 2012-06-12 CN CN2012101938388A patent/CN102705529A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56127115A (en) * | 1980-03-08 | 1981-10-05 | Ckd Controls Ltd | Gas flow rate control system |
| US5199855A (en) * | 1990-09-27 | 1993-04-06 | Zexel Corporation | Variable capacity compressor having a capacity control system using an electromagnetic valve |
| CN2196715Y (en) * | 1994-05-06 | 1995-05-10 | 李云鹏 | Complex-type electromagnetic-control valve |
| CN101592230A (en) * | 2009-07-02 | 2009-12-02 | 上海尚泰环保配件有限公司 | A kind of electromagnetic impulse valve that adopts rolling valve plate |
| CN202646772U (en) * | 2012-06-12 | 2013-01-02 | 上海尚泰环保配件有限公司 | Electromagnetic pulse valve for injecting and controlling gas separation |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154251A (en) * | 2013-05-13 | 2014-11-19 | 阿尔斯通技术有限公司 | Cleaning valve with dampening mechanism |
| US10343098B2 (en) | 2013-05-13 | 2019-07-09 | General Electric Company | Cleaning valve with dampening mechanism |
| EP2803886B1 (en) * | 2013-05-13 | 2020-06-24 | General Electric Technology GmbH | Cleaning valve with dampening mechanism |
| CN110220034A (en) * | 2019-07-15 | 2019-09-10 | 上海乐臣自动化设备有限公司 | A kind of pulse valve |
| CN111442101A (en) * | 2020-05-15 | 2020-07-24 | 上海尚泰环保配件有限公司 | Separated electromagnetic pulse valve |
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Application publication date: 20121003 |