CN201000801Y - Electromagnetic driver - Google Patents
Electromagnetic driver Download PDFInfo
- Publication number
- CN201000801Y CN201000801Y CNU2006201519562U CN200620151956U CN201000801Y CN 201000801 Y CN201000801 Y CN 201000801Y CN U2006201519562 U CNU2006201519562 U CN U2006201519562U CN 200620151956 U CN200620151956 U CN 200620151956U CN 201000801 Y CN201000801 Y CN 201000801Y
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- China
- Prior art keywords
- electromagnetic driver
- valve body
- pin
- coil
- pull bar
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- Expired - Lifetime
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Abstract
The utility model discloses an electromagnetic driver, which is arranged on the valve body side of a cylinder valve. The utility model comprises a coil, a fixed iron core, a moving iron core, and a draw rod; wherein one end of the coil is fixed on the outer circumference surface of the valve body, and the fixed iron core is arranged in the other end thereof; the draw rod is arranged in the opening formed on the circumference wall at the upper end of the valve body in a horizontal sliding way, the front end of the draw rod can extend to the interior of the valve body, and the rear end thereof is positioned in the coil; the moving iron core is arranged at the rear end of the draw rod. The electromagnetic driver provided by the utility model relieves the limitation on a puncture needle by using the movement of the moving iron core, thereby the generated electromagnetic force needed by the fixed iron core and the course of the moving iron core are all small, thus the reliability is high. Besides, the electromagnetic driver is connected with the side of the cylinder valve, thus the air current impact on the electromagnetic driver is small, consequently the sealing problem is easy to solve.
Description
Technical field
The utility model relates to a kind of electromagnetic driver, and the stroke that particularly relates to a kind of movable core is little, functional reliability height, the electromagnetic driver of good seal performance.
Background technology
In the prior art, electromagnetic driver is a kind of drive unit that is used for electromagnetic start fire-fighting automatic fire extinguishing system fire-fighting equipment, is usually used in fire extinguishing systems such as water fire-extinguishing system, gas extinguishing system, froth fire extinguishing system.When being used for gas extinguishing system, electromagnetic driver can be as the starting drive that starts gas cylinder, also can be with the starting drive of the extinguishing chemical storage bottle of deciding.The electromagnetic driver vertical structure cutaway view of Fig. 1 for using in a kind of gas extinguishing system of prior art.As shown in Figure 1, the electromagnetic driver of this prior art comprises coil 4, secured core 7, movable core 5, push rod 8 and spring 6, and it is installed in valve body 2 upper ends of bottle valve, and the inside of valve body 2 then is provided with diaphragm 1 and punctures pin 3.Wherein the lower end of coil 4 is fixed on the upper end of valve body 2, secured core 7 is installed in the inside of coil 4 lower ends, push rod 8 runs through in the perforate that is formed on secured core 7 centres in the mode that can slide up and down, movable core 5 is fixed on the upper end of push rod 8, and spring 6 then is enclosed within on push rod 8 outer circumference surfaces between secured core 7 and the movable core 5.When needs start fire extinguishing system, at first with 4 energized of the coil on the electromagnetic driver, at this moment secured core 7 will produce electromagnetic force, under the effect of this electromagnetic force, movable core 5 will overcome the elastic force of spring 6 and move to the direction of secured core 7, also move downward together thereby drive coupled push rod 8.In this moving process, the lower end of push rod 8 will contact with pin 3 ends that puncture that are positioned at valve body 2 inside, puncture pin 3 and will also move downward thereby make, and utilize the front end that punctures pin 3 to puncture diaphragm 1 and open bottle valve at last.But, there is following problem in the electromagnetic driver of this prior art: 1) this driver is to utilize electromagnetic force to puncture diaphragm 1, and it is enough big that the electromagnetic force that therefore requires secured core 7 to produce is wanted, in addition, the stroke of movable core 5 is also bigger, thereby functional reliability is relatively poor; 2) after this electromagnetic driver punctures diaphragm 1, will move upward from the airflow of gas cylinder or main extinguishing chemical storage bottle inside, because the pressure of this air-flow is bigger, so gas is easy to produce from secured core 7 and leaks, so sealing problem is difficult to solve.
Summary of the invention
In order to address the above problem, the purpose of this utility model is to provide a kind of stroke of movable core little, functional reliability height, the electromagnetic driver of good seal performance.
In order to achieve the above object, the electromagnetic driver that the utility model provides is arranged on valve body one side of bottle valve, comprises coil, secured core, movable core and pull bar; Wherein an end of coil is fixed on the outer circumference surface of valve body, and the inside of the other end then is equipped with secured core; Pull bar is arranged in the mode of can along continuous straight runs sliding and runs through in the perforate that is formed on the circle wall of valve body upper end, and its front end can extend to the inside of valve body, and the rear end then is positioned at the inside of coil; Movable core then is arranged on the rear end of pull bar.
Described electromagnetic driver also comprises left and right sides end cap, manual draw bar and the split pin that is fixed on the coil two ends; Wherein the lateral surface of left end cap middle part is outwards given prominence to and is formed with a boss, be formed with on the outer circumference surface of boss can with the intermeshing external screw thread of the internal thread on the bottle valve circle wall, be formed with a boss and the lateral surface of right end cap middle part is also outwards outstanding, and this boss is provided with a pin-and-hole; The rear end of movable core caves inward and is formed with a groove; Manual draw bar is arranged in the mode of can along continuous straight runs sliding and runs through in the perforate that is formed at the secured core centre, its front end is limited in the groove by back-up ring, the rear end then extends to the outside of right end cap, and the corresponding position of pin-and-hole on its rear portion and the right end cap boss also is formed with a pin-and-hole, and it is fixed with each other with right end cap and manual draw bar to utilize split pin to run through the mode of two pin-and-holes thus.
Described movable core and pull bar are integrally formed, or utilize jockey to be fixed on the pull bar.
Described electromagnetic driver can be used in water fire-extinguishing system, gas extinguishing system and froth fire extinguishing system.
The electromagnetic driver that the utility model provides is to utilize moving of movable core to remove puncturing the spacing of pin, so the stroke of the electromagnetic force of the required generation of secured core and movable core is all smaller, thereby reliability is higher.In addition, this electromagnetic driver is to be connected with the side of bottle valve, thereby suffered gas shock is less, so sealing problem solves easily.
Description of drawings
The electromagnetic driver vertical structure cutaway view of Fig. 1 for using in a kind of gas extinguishing system of prior art.
The electromagnetic driver one embodiment vertical structure cutaway view that Fig. 2 provides for the utility model.
Another embodiment vertical structure cutaway view of electromagnetic driver that Fig. 3 provides for the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the electromagnetic driver that the utility model provides is elaborated.The parts identical with prior art adopt identical drawing reference numeral, and omit its explanation of carrying out.
Embodiment 1:
As shown in Figure 2, the electromagnetic driver that the utility model provides is arranged on valve body 2 one sides of bottle valve, comprises coil 10, secured core 12, movable core 11 and pull bar 13; Wherein an end of coil 10 is fixed on the outer circumference surface of valve body 2, and the inside of the other end then is equipped with secured core 12; Pull bar 13 is arranged in the mode of can along continuous straight runs sliding and runs through in the perforate that is formed on the valve body 2 upper end circle wall, and its front end can extend to the inside of valve body 2, and the rear end then is positioned at the inside of coil 10; Movable core 11 is arranged on the rear end of pull bar 13, and it can be integrally formed with pull bar 13, also can utilize jockey to be fixed on the pull bar 13.Under normal circumstances, pull bar 13 front ends on the electromagnetic driver that the utility model provides will prop up be positioned at valve body 2 inside puncture pin 3 rear ends, move down thereby restriction punctures pin 3.And when needs start fire extinguishing system, at first with coil 10 energized, at this moment secured core 12 will produce electromagnetic force, under this electromagnetic force effect, movable core 11 will move with the direction of pull bar 13 to secured core 12, in the front end of pull bar 13 is withdrawn into perforate on valve body 2 circle wall, thereby remove puncturing the spacing of pin 3, at this moment, puncturing pin will move downward under the effect of spring 9, finally puncture diaphragm 1 and open bottle valve.In addition, can adopt thread connecting mode to seal between electromagnetic driver in the present embodiment and the bottle valve, also can adopt other connected mode to seal.In addition, the electromagnetic driver in the present embodiment also can add end cap it is more sealed about it.
Embodiment 2:
As shown in Figure 3, present embodiment is to have increased to manually boot parts and left and right sides end cap on the basis of a last embodiment, be that the two ends of coil 10 are fixed by left and right sides end cap 18,16 and sealed, wherein the lateral surface of left end cap 18 middle part is outwards given prominence to and is formed with a boss, be formed with on the outer circumference surface of boss can with the intermeshing external screw thread of the internal thread on the bottle valve circle wall, be formed with a boss and the lateral surface of right end cap 16 middle part is also outwards outstanding, and this boss is provided with a pin-and-hole.In addition, the rear end of movable core 11 caves inward and is formed with a groove.Manual draw bar 15 is arranged in the mode of can along continuous straight runs sliding and runs through in the perforate that is formed at secured core 12 centres, its front end is limited in the groove by back-up ring 17, the rear end then extends to the outside of right end cap 16, and the corresponding position of pin-and-hole on its rear portion and right end cap 16 boss also is formed with a pin-and-hole, and the mode that can utilize split pin 14 to run through two pin-and-holes thus is fixed with each other with right end cap 16 and manual draw bar 15.Therefore the electromagnetic driver in the present embodiment both can drive with electromagnetic mode, also can drive with manual mode.Under normal circumstances, the pull bar 13 in the present embodiment on the electromagnetic driver will prop up be positioned at valve body 2 inside puncture pin 3 rear ends, move down thereby restriction punctures pin 3.And when needs start fire extinguishing system, at first with coil 10 energized, at this moment secured core 12 will produce electromagnetic force, under this electromagnetic force effect, movable core 11 will move with the direction of pull bar 13 to secured core 12, in the front end of pull bar 13 is withdrawn into perforate on valve body 2 circle wall, thereby remove puncturing the spacing of pin 3, at this moment, puncturing pin will move downward under the effect of spring 9, finally puncture diaphragm 1 and open bottle valve.When power supply can not be powered but need be started fire extinguishing system, can fall split pin 14 with hand-lifting earlier, be pulled outwardly then and start pull bar 15.Under the drive of manual draw bar 15, movable core 11 and pull bar 13 also will together move right, in the front end of pull bar 13 is withdrawn into perforate on valve body 2 circle wall, thereby remove puncturing the spacing of pin 3, at this moment, puncturing pin will move downward under the effect of spring 9, finally puncture diaphragm 1 and open bottle valve.
The electromagnetic driver that the utility model provides not only can be used for gas extinguishing system, but also can be used for fire extinguishing systems such as water fire-extinguishing system, froth fire extinguishing system.
Claims (3)
1, a kind of electromagnetic driver is characterized in that: described electromagnetic driver is arranged on valve body (2) one sides of bottle valve, comprises coil (10), secured core (12), movable core (11) and pull bar (13); Wherein an end of coil (10) is fixed on the outer circumference surface of valve body (2), and the inside of the other end then is equipped with secured core (12); Pull bar (13) is arranged in the mode of can along continuous straight runs sliding and runs through in the perforate that is formed on the circle wall of valve body (2) upper end, and its front end can extend to the inside of valve body (2), and the rear end then is positioned at the inside of coil (10); Movable core (11) then is arranged on the rear end of pull bar (13).
2, electromagnetic driver according to claim 1 is characterized in that: described electromagnetic driver also comprises left and right sides end cap (18,16), manual draw bar (15) and the split pin (14) that is fixed on coil (10) two ends; Wherein the lateral surface of left end cap (18) middle part is outwards given prominence to and is formed with a boss, be formed with on the outer circumference surface of boss can with the intermeshing external screw thread of the internal thread on the bottle valve circle wall, be formed with a boss and the lateral surface of right end cap (16) middle part is also outwards outstanding, and this boss is provided with a pin-and-hole; The rear end of movable core (11) caves inward and is formed with a groove; Manual draw bar (15) is arranged in the mode of can along continuous straight runs sliding and runs through in the perforate that is formed at secured core (12) centre, its front end is limited in the groove by back-up ring (17), the rear end then extends to the outside of right end cap (16), and the corresponding position of pin-and-hole on its rear portion and right end cap (16) boss also is formed with a pin-and-hole, and the mode that can utilize split pin (14) to run through two pin-and-holes thus is fixed with each other with right end cap (16) and manual draw bar (15).
3, electromagnetic driver according to claim 1 is characterized in that: described movable core (11) is integrally formed with pull bar (13), or utilizes jockey to be fixed on the pull bar (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201519562U CN201000801Y (en) | 2006-12-20 | 2006-12-20 | Electromagnetic driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201519562U CN201000801Y (en) | 2006-12-20 | 2006-12-20 | Electromagnetic driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201000801Y true CN201000801Y (en) | 2008-01-02 |
Family
ID=39015205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201519562U Expired - Lifetime CN201000801Y (en) | 2006-12-20 | 2006-12-20 | Electromagnetic driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201000801Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102943961A (en) * | 2012-11-27 | 2013-02-27 | 凯迈（洛阳）气源有限公司 | Diaphragm type gas cylinder and cylinder opening mechanism thereof |
| CN102113067B (en) * | 2008-07-29 | 2013-02-27 | 罗伯特.博世有限公司 | Solenoid arrangement and valve arrangement |
| CN103640839A (en) * | 2013-12-03 | 2014-03-19 | 安徽理工大学 | Electromagnetic force drive type self-moving machine tail |
-
2006
- 2006-12-20 CN CNU2006201519562U patent/CN201000801Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102113067B (en) * | 2008-07-29 | 2013-02-27 | 罗伯特.博世有限公司 | Solenoid arrangement and valve arrangement |
| CN102943961A (en) * | 2012-11-27 | 2013-02-27 | 凯迈（洛阳）气源有限公司 | Diaphragm type gas cylinder and cylinder opening mechanism thereof |
| CN102943961B (en) * | 2012-11-27 | 2015-04-29 | 凯迈（洛阳）气源有限公司 | Diaphragm type gas cylinder and cylinder opening mechanism thereof |
| CN103640839A (en) * | 2013-12-03 | 2014-03-19 | 安徽理工大学 | Electromagnetic force drive type self-moving machine tail |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080102 |
|
| EXPY | Termination of patent right or utility model |