CN202501083U - Self-perpetuating fire control electromagnetic valve - Google Patents
Self-perpetuating fire control electromagnetic valve Download PDFInfo
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- CN202501083U CN202501083U CN2012201150430U CN201220115043U CN202501083U CN 202501083 U CN202501083 U CN 202501083U CN 2012201150430 U CN2012201150430 U CN 2012201150430U CN 201220115043 U CN201220115043 U CN 201220115043U CN 202501083 U CN202501083 U CN 202501083U
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Abstract
The utility model relates to a self-perpetuating fire control electromagnetic valve with a manual operating device. The self-perpetuating fire control electromagnetic valve comprises an upper valve body, a lower valve body and an electromagnetic coil, wherein the top of an upper valve body cavity is provided with a fixed iron core, and the fixed iron core is connected with the moving iron core through a moving iron core return spring; and a lower end part of the moving iron core is provided with a sealing gasket, the lower valve body comprises a water inlet, a water outlet, a valve port and a piston, one side of the upper valve body is provided with a self-perpetuating control device, and the other side of the upper valve body is provided with a manual operation valve-opening device. The self-perpetuating fire control electromagnetic valve provided by the utility model can control of the opening and closing of a valve according to need under power-on and power-off conditions, and improves the efficiency and maneuverability of fire protection.
Description
Technical field
The utility model relates to fire-fighting automatic control equipment field, is specifically related to a kind of self-sustaining fire-fighting solenoid valve with manual operating device.
Background technique
Solenoid valve is the industry equipment with Electromagnetic Control, is used in direction, flow, speed and other the parameter of adjustment medium in the industrial control system.Solenoid valve is divided into two big types from principle: (1) direct action solenoid valve: during energising, electromagnetic coil produces electromagnetic force close part and mentions valve open from valve seat; During outage, electromagnetic force disappears, and Returnning spring close part is pressed on the valve seat valve closing.(2) guide electromagnetic valve: during energising, electromagnetic force is opened pilot hole, and upper chamber's pressure descends rapidly, high pressure reduction under around closure member, forming, and hydrodynamic pressure promotes closure member and moves up valve open; During outage, spring force cuts out pilot hole, and inlet pressure is hanged down high pressure reduction rapidly through by-pass hole under forming around the valve member of pass, and hydrodynamic pressure promotes closure member and moves down throttle down.
The fire-fighting solenoid valve is mainly used in fire-fighting system, when electromagnetic valve coil is switched in fire extinguishing procedure, and moving iron core and fixed core adhesive, valve port is opened, and current pass through, and during the electromagnetic valve coil outage, moving iron core resets under action of reset spring, and valve port is closed; Electromagnetic valve coil needs a direct power supply, and valve port could be in open mode always, and in fire-fighting and rescue work, if on-the-spot power failure suddenly, solenoid valve will cut out, and influence the progress of stand-by service.
The model utility content
The utility model is in order to solve the deficiency of existing technology, provides to control under a kind of off-position that valve port is opened, the self-sustaining fire-fighting solenoid valve of closed condition.
The technological scheme of the utility model: a kind of self-sustaining fire-fighting solenoid valve comprises upper valve body, following valve body, electromagnetic coil; Top of chamber is provided with fixed core in the said upper valve body, and fixed core is connected with moving iron core through moving iron core return-spring, and moving iron core underpart is provided with sealing gasket; Said valve body down comprises water intake, water outlet, valve port and piston; Upper valve body one side is provided with self-sustaining control control valve unit, and opposite side is provided with manually drives control valve unit.
Upper valve body surrounds a separate space with following valve body joint, between water outlet and the separate space pilot hole is set.
Said piston is positioned at body cavity valve port lower end down; The piston lower end is connected with following valve body bottom through piston reset spring; Piston surrounds the piston cavity of resorption with following valve body bottom, between water intake and the piston cavity of resorption piston hole is set, and between separate space and the piston cavity of resorption intercommunicating pore is set.
Said self-sustaining control control valve unit comprises control valve handle, control valve base seat, valve rod and the control valve Returnning spring that is connected with valve rod.
Annular groove on the corresponding moving iron core in said valve rod end, control valve handle end is provided with semi-cylindrical hill, the groove on the corresponding valve rod.
The said control valve unit of manually opening comprises out the valve handle, opens the valve base seat, opens valve rod, and the annular groove that is provided with on the semi-cylindrical hill of opening the valve rod end and the moving iron core is corresponding.
The technique effect of the utility model: through on valve body, installing self-sustaining control control valve unit additional, the protruding insertion of valve rod moved the iron core corresponding groove, makes solenoid valve under the sudden power state; Moving iron core still keeps the attracted position with fixed core, keeps the unobstructed of valve port, if desired throttle down; Can rotate control valve handle, draw back valve rod, moving iron core moves down; Close pilot hole, thus close port; Manually drive control valve unit through on valve body, installing additional, open the valve rod end bosses and insert moving iron core corresponding groove, under electroless state, can rotatable handle make on the iron core and move, pilot hole is opened, thereby opens valve port.The utility model is through the innovation of structure, makes under energising, off-position all to have improved firemanic efficient and mobility by the switch of control valve as required.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
A kind of self-sustaining fire-fighting solenoid valve comprises upper valve body 1, following valve body 2, electromagnetic coil 3; Top of chamber is provided with fixed core 4 in the said upper valve body 1, and fixed core 4 is connected with moving iron core 5 through moving iron core return-spring 6, and moving iron core 5 underparts are provided with sealing gasket 7; Said valve body 2 down comprises water intake 8, water outlet 9, valve port 10 and piston 11; Upper valve body 1 one sides are provided with self-sustaining control control valve unit, and opposite side is provided with manually drives control valve unit; Upper valve body 1 surrounds a separate space 21 with following valve body 2 joints, between water outlet 9 and the separate space 21 pilot hole 13 is set; Said piston 11 is positioned at valve body 2 inner chamber valve ports 10 lower ends down; Piston 11 lower ends are connected with following valve body 2 bottoms through piston reset spring 12; Piston 11 surrounds piston cavity of resorption 22 with following valve body 2 bottoms; Between water intake 8 and the piston cavity of resorption 22 piston hole 23 is set, between separate space 21 and the piston cavity of resorption 22 intercommunicating pore is set; Said self-sustaining control control valve unit comprises control valve handle 14, control valve base seat 17, valve rod 15 and the control valve Returnning spring 16 that is connected with valve rod 15; Annular groove on the corresponding moving iron core 5 in valve rod 15 ends, control valve handle 14 ends are provided with semi-cylindrical hill, the groove on the corresponding valve rod 15; The said control valve unit of manually opening comprises out valve handle 18, opens valve base seat 20, opens valve rod 19, and the annular groove that is provided with on the semi-cylindrical hill of opening valve rod 19 ends and the moving iron core 5 is corresponding.
The working principle of the utility model:
Under the "on" position, electromagnetic coil 3 produces magnetic force, moving iron core 5, fixed core 4 adhesive under magnetic force; Move on the moving iron core 5, the sealing gasket 7 of its end breaks away from pilot hole 13, pilot hole 13 open pressure releases; At this moment, water intake 8 forms pressure difference with separate space 21 and piston cavity of resorption 22, and piston 11 moves down under the pressure medium effect; Valve port 10 is opened, and current pass through, at this moment; Valve rod 15 makes iron core 5 and fixed core 4 keep attracting states in corresponding groove on the moving iron core 5 of insertion under the elastic force effect of valve rod Returnning spring 16, and valve port stays open state; In the time of need closing solenoid valve, will control valve handle 14 and turn clockwise 90 °, the semi-cylindrical hill of control valve handle 14 ends drives valve rod 15 corresponding groove; Make in the groove of the driven iron core 5 in valve rod 15 ends and extract out, moving iron core 5 moves down under the elastic force effect of moving iron core return-spring 6, sealing gasket 7 sealing pilot holes 13; Water intake 8 and separate space 21 and piston cavity of resorption 22 isostasies, piston 11 moves under the elastic force effect of piston reset spring 6, and valve port 10 is closed; The current blocking-up at this moment, will be controlled valve handle 14 and be rotated counterclockwise 90 °; Get back to reset position, do not hinder out under the valve state, moving iron core 5 corresponding groove are inserted in valve rod 15 resiliences; Under the off-position, in the time of need opening solenoid valve, will open valve handle 18 and turn clockwise 90 °, the semi-cylindrical hill of opening valve rod 19 ends drives moving iron core 5 corresponding groove with it; Make on the iron core 5 and move, pilot hole 13 is opened, and water intake 8 forms pressure difference with separate space 21 and piston cavity of resorption 22, and piston 11 moves down under the pressure medium effect; Valve port 10 is opened, and current pass through, at this moment; To open valve handle 14 and be rotated counterclockwise 90 °, get back to reset position, and not hinder and move moving down of iron core 5 under the "on" position.
Claims (6)
1. a self-sustaining fire-fighting solenoid valve comprises upper valve body (1), following valve body (2), electromagnetic coil (3); The interior top of chamber of said upper valve body (1) is provided with fixed core (4), and fixed core (4) is connected with moving iron core (5) through moving iron core return-spring (6), and moving iron core (5) underpart is provided with sealing gasket (7); Said valve body (2) down comprises water intake (8), water outlet (9), valve port (10) and piston (11); It is characterized in that: upper valve body (1) one side is provided with self-sustaining control control valve unit, and opposite side is provided with manually drives control valve unit.
2. self-sustaining fire-fighting solenoid valve according to claim 1 is characterized in that: upper valve body (1) and following valve body (2) joint surround a separate space (21), between water outlet (9) and the separate space (21) pilot hole (13) are set.
3. self-sustaining fire-fighting solenoid valve according to claim 1; It is characterized in that: said piston (11) is positioned at valve body (2) inner chamber valve port (10) lower end down; Piston (11) lower end is connected with following valve body (2) bottom through piston reset spring (12); Piston (11) and following valve body (2) bottom surround piston cavity of resorption (22), between water intake (8) and the piston cavity of resorption (22) piston hole (23) are set, and between separate space (21) and the piston cavity of resorption (22) intercommunicating pore are set.
4. self-sustaining fire-fighting solenoid valve according to claim 1 is characterized in that: said self-sustaining control control valve unit comprises control valve handle (14), control valve base seat (17), valve rod (15) and the control valve Returnning spring (16) that is connected with valve rod (15).
5. self-sustaining fire-fighting solenoid valve according to claim 4 is characterized in that: the annular groove on the corresponding moving iron core (5) in valve rod (15) end, control valve handle (14) end is provided with semi-cylindrical hill, the groove on the corresponding valve rod (15).
6. self-sustaining fire-fighting solenoid valve according to claim 1; It is characterized in that: the said control valve unit of manually opening comprises out valve handle (18), opens valve base seat (20), opens valve rod (19), and the semi-cylindrical hill of opening valve rod (19) end is corresponding with the annular groove that moving iron core (5) upward is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201150430U CN202501083U (en) | 2012-03-25 | 2012-03-25 | Self-perpetuating fire control electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201150430U CN202501083U (en) | 2012-03-25 | 2012-03-25 | Self-perpetuating fire control electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202501083U true CN202501083U (en) | 2012-10-24 |
Family
ID=47037697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201150430U Expired - Fee Related CN202501083U (en) | 2012-03-25 | 2012-03-25 | Self-perpetuating fire control electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202501083U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003717A (en) * | 2015-07-21 | 2015-10-28 | 张志通 | Electromechanical electromagnetic valve |
| CN112112981A (en) * | 2020-10-22 | 2020-12-22 | 重庆磐恒阀门有限公司 | High leakproofness gas solenoid valve |
-
2012
- 2012-03-25 CN CN2012201150430U patent/CN202501083U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003717A (en) * | 2015-07-21 | 2015-10-28 | 张志通 | Electromechanical electromagnetic valve |
| CN112112981A (en) * | 2020-10-22 | 2020-12-22 | 重庆磐恒阀门有限公司 | High leakproofness gas solenoid valve |
| CN112112981B (en) * | 2020-10-22 | 2022-03-04 | 重庆磐恒阀门有限公司 | High leakproofness gas solenoid valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20130325 |