CN201129330Y

CN201129330Y - Miniature air-actuated electromagnetic valve

Info

Publication number: CN201129330Y
Application number: CNU2007203031346U
Authority: CN
Inventors: 方文星
Original assignee: YUYAO SANHE ELECTROMECHANICAL TECHNOLOGY Co Ltd
Current assignee: YUYAO SANHE ELECTROMECHANICAL TECHNOLOGY Co Ltd
Priority date: 2007-12-10
Filing date: 2007-12-10
Publication date: 2008-10-08
Anticipated expiration: 2017-12-10

Abstract

The utility model relates to a micro pneumatic electromagnetic valve, which overcomes shortages of inconvenience for exchanging and easily resulting in whole scrapping in the prior art. The micro pneumatic electromagnetic valve mainly comprises a valve body, an input hole and an output hole are arranged in the valve body, a vent hole is arranged between the input hole and the output hole, a sliding sleeve I is disposed at the end of the input hole, a sliding sleeve II is disposed at the end of the output hole, a coil portion wound with coils is coated on the sliding sleeve I, the input hole and the output hole employ the type of back-to-back holes and are placed on a same horizontal line, and the surface of the valve body is equipped with a manual air exhausting device. The micro pneumatic electromagnetic valve can realize independent exchanging, and improves temperature resistance of the coils, adaptability of work environment and reliability.

Description

The minitype pneumatic solenoid valve

Technical field

The utility model relates to a kind of minitype pneumatic solenoid valve.

Background technique

Solenoid valve is when utilizing the electromagnetic coil energising, and static iron core produces electromagnetic attraction to moving iron core switches to change the equipment of airflow direction solenoid valve.

Present disclosed solenoid valve, its valve body mostly is metallic material, and be combined as a unit with a plurality of, when one of them valve in making up broke down and can not use, then whole combination was all scrapped and can not be used, and caused cost to increase, and electromagnetic valve coil is the individual layer sealing, the ability of being heated is not suitable for working in long-term or rugged environment, so using scope is restricted.

If change, need the whole combination of dismounting, detect again and re-use other monomers of original normal after location of fault is changed again, therefore maintenance changes trouble.

Summary of the invention

The utility model has solved and has changed inconvenience in the prior art, the shortcoming that causes integral body to scrap easily, and providing a kind of is that the unit installs on the accessory with single valve, the miniature electromagnetic valve that can work independently and change.

The utility model has also solved in the prior art coil and mostly has been the individual layer sealing, and the ability of being heated is not suitable for the shortcoming of working for a long time in rugged environment, and it is the miniature electromagnetic valve of double-layer seal that a kind of coil that adopts the big plastics of tolerance high temperature hardness to make is provided.

The technological scheme that its technical problem that solves the utility model adopts is: a kind of minitype pneumatic solenoid valve, comprise the valve body made from the plastics that should not fire and hardness is big, be provided with input hole and delivery outlet in the valve body, be provided with exhaust port between input hole and the delivery outlet, be provided with flip sleeve I at the input nose end, the output nose end is provided with flip sleeve II, is with the coiler part that is tied with coil on the flip sleeve I, wherein, a miniature electromagnetic valve is a unit; The plastics that described valve body employing should not be fired and hardness is big are made, and described input hole and delivery outlet adopt hole, hole back-to-balk type, and are in same horizontal line; The surface of described valve body is provided with manual venting gas appliance.

Be provided with brandreth in the valve body, brandreth becomes shaped as frame, and the centre is provided with through hole; Described coiler part comprise in the middle of for the coil rack of slotted hole, be wrapped in higher temperature line and line clad on the coil rack, the coil outside is surrounded by double hyer insulation paper; Coiler part is arranged in the shaped as frame of brandreth.Double hyer insulation paper seals, and improves the heatproof temperature of coil, has improved the reliability and the working environment adaptability of valve.

Flip sleeve I comprises static iron core, moving iron core and long spring, and long spring is arranged between moving iron core and the static iron core, and static iron core external stability has overcoat, and moving iron core sleeve is in overcoat, and the end of moving iron core is the end cover; The slotted hole that described static iron core passes in the middle of the coil rack is fixed on the through hole of brandreth.

Flip sleeve II comprises that rubber is stifled, block seat, short spring and door, short spring be arranged on door and rubber stifled between.

The entrance point of exhaust port is stifled corresponding with the rubber of flip sleeve II; The outlet port of exhaust port is provided with the groove of lateral direction penetrating valve body.Groove separates the position of give vent to anger position and input hole and the delivery outlet of exhaust port, and not be used in and offer the exhaust passage on the accessory, makes exhaust faster more unobstructed.

Manually venting gas appliance is fixed by the cuttage part that is arranged on valve body surface, and the cuttage part is provided with aperture, and the top that is provided with inner band spring in the aperture is stifled, and the stifled following end periphery in top is the inclined-plane.

Manually the lower end of venting gas appliance contacts with flip sleeve I, and it is stifled to bear down on one down, and making it to off normal by the moving iron core that pushes up stifled inclined-plane promotion flip sleeve I resets the residual gas when cutting off the power supply to discharge in the valve body again.

The line clad becomes L shaped, and outer surface is provided with polarity mark, and inside is provided with contact pin.

The beneficial effects of the utility model are: the plastics that employing should not be fired and hardness is big are made valve body, and be that a unit is assembled on the accessory with monomer, make it same voltage, same frequency, when one of them breaks down, with its sealing or replacing and do not influence other valve work; The heatproof temperature of double hyer insulation paper sealing raising coil of coil, the functional reliability and the environmental suitability of raising valve; Groove is set in the outlet port of relief opening exhaust port and input hole, delivery outlet are separated, accelerate exhaust; On the surface of valve a manual venting gas appliance is set, can prevent has gas residue in valve body when outage, guarantee the working life of valve body.

Description of drawings

Fig. 1 is a kind of structural representation of the utility model;

Fig. 2 is a kind of worm's eye view of the utility model;

Fig. 3 is a kind of plan view of the utility model;

Fig. 4 is the structural representation of a kind of flip sleeve I of the utility model;

Fig. 5 is the structural representation of a kind of flip sleeve II of the utility model.

Among the figure: 1, valve body, 2, coiler part, 3, flip sleeve I, 4, flip sleeve II, 5, input hole, 6, exhaust port, 7, delivery outlet, 8, groove, 9, the top is stifled, and 10, spring, 11, the cuttage part, 12, the line clad, 14, circuit board, 15, higher temperature line, 16, coil rack, 17, brandreth, 18, static iron core, 19, long spring, 20, moving iron core, 21, overcoat, 23, block seat, 24, rubber is stifled, 25, short spring, 26, door.

Embodiment

Below by specific embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.

Embodiment: a kind of minitype pneumatic solenoid valve (referring to accompanying drawing 1 accompanying drawing 2 accompanying drawings 3), comprise and to fire and valve body 1 that plastics that hardness is big are made, be provided with input hole 5 and delivery outlet 7 in the valve body, be provided with exhaust port 6 between input hole and the delivery outlet, input hole and delivery outlet adopt hole, hole back-to-balk type, and be in same horizontal line, the outlet port of exhaust port is provided with the groove 8 of lateral direction penetrating valve body, be provided with flip sleeve I3 (referring to accompanying drawing 4) at the input nose end, flip sleeve I comprises static iron core 18, moving iron core 20 and long spring 19, long spring is arranged between moving iron core and the static iron core, static iron core external stability has overcoat 21, moving iron core sleeve is in overcoat, overcoat couples together static iron core and moving iron core, the end of moving iron core is end cover 22, the output nose end is provided with flip sleeve II4 (referring to accompanying drawing 5), flip sleeve II comprises rubber stifled 24, block seat 23, short spring 25 and door 26, short spring be arranged on door and rubber stifled between, door is fixed on the side of valve body, match with the inlet of exhaust port in the stifled exterior edge face of rubber, be provided with brandreth 17 in the valve body, brandreth becomes shaped as frame, the centre is provided with through hole, flip sleeve I is through in the through hole, static iron core is fixed on the brandreth, be with coiler part 2 on the flip sleeve I, coiler part comprises the coil rack 16 that is enclosed within the middle belt length hole that flip sleeve I puts outward, the edge of coil rack is shelved on the side of brandreth, be tied with higher temperature line 15 on the coil rack, the outside seal of higher temperature line has double hyer insulation paper, the coiler part on top is a line clad 12, the line clad is L-shaped, be provided with contact pin in the line clad, contact pin be arranged on the circuit board 14 that coiler part inside links to each other with higher temperature line and link to each other, the outer surface of line clad is provided with polarity mark, the surface of valve body is provided with manual venting gas appliance, manually venting gas appliance comprises the top stifled 9 that is provided with inner band spring 10 in the aperture, the stifled following end periphery in top is the inclined-plane, valve body surface is provided with cuttage part 11, the cuttage part is provided with aperture, the top is stifled to be arranged in the aperture, and the cuttage part is fixedly flip sleeve I and flip sleeve II also.

Under the effect of long spring 19, the end of moving iron core is with the outlet port sealing of input hole 5, and this moment, valve was in closed condition; Coiler part 2 energisings make 18 pairs of moving iron cores 20 of static iron core produce electromagnetic attraction, and moving iron core leaves the origin-location, and gas enters from input hole, and the rubber of flip sleeve II stifled 24 makes gas enter into accessory from delivery outlet 7 the import sealing of exhaust port 6 simultaneously; When the coiler part outage, moving iron core resets, and solenoid valve is in closed condition again; It is stifled 9 to depress top on the valve body, under the effect on stifled inclined-plane, lower end, top, makes iron core leave the origin-location, resets the groove discharge of the gas in this moment valve body in the exhaust port again.

Claims

1, a kind of minitype pneumatic solenoid valve, comprise valve body (1), be provided with input hole (5) and delivery outlet (7) in the valve body, be provided with exhaust port (6) between input hole and the delivery outlet, be provided with flip sleeve I (3) at the input nose end, the output nose end is provided with flip sleeve II (4), is with the coiler part (2) that is tied with coil on the flip sleeve I, it is characterized in that a miniature electromagnetic valve is a unit; The plastics that described valve body employing should not be fired and hardness is big are made, and described input hole and delivery outlet adopt hole, hole back-to-balk type, and are in same horizontal line; The surface of described valve body is provided with manual venting gas appliance.

2, minitype pneumatic solenoid valve according to claim 1 is characterized in that being provided with brandreth (17) in the described valve body, and brandreth becomes shaped as frame, and the centre is provided with through hole; Described coiler part comprise in the middle of for the coil rack of slotted hole (16), be wrapped in higher temperature line (15) and line clad (12) on the coil rack, the coil outside is surrounded by double hyer insulation paper; Coiler part is arranged in the shaped as frame of brandreth.

3, minitype pneumatic solenoid valve according to claim 1 and 2, it is characterized in that described flip sleeve I comprises static iron core (18), moving iron core (20) and long spring (19), long spring is arranged between moving iron core and the static iron core, static iron core external stability has overcoat (21), moving iron core sleeve is in overcoat, and the end of moving iron core is end cover (22); The slotted hole that described static iron core passes in the middle of the coil rack is fixed on the through hole of brandreth.

4, minitype pneumatic solenoid valve according to claim 1 is characterized in that described flip sleeve II comprises that rubber blocks up (24), block seat (23), short spring (25) and door (26), and short spring is arranged between door and rubber blocks up.

5,, it is characterized in that the entrance point of described exhaust port is stifled corresponding with the rubber of flip sleeve II according to claim 1 or 4 described minitype pneumatic solenoid valves; The outlet port of exhaust port is provided with the groove (8) of lateral direction penetrating valve body.

6, minitype pneumatic solenoid valve according to claim 1, it is characterized in that described manual venting gas appliance is fixing by the cuttage part (11) that is arranged on valve body surface, the cuttage part is provided with aperture, is provided with the top stifled (9) of inner band spring in the aperture, and the stifled following end periphery in top is the inclined-plane.

7, minitype pneumatic solenoid valve according to claim 1 and 2 is characterized in that described line clad becomes L shaped, and inside is provided with contact pin.