CN104847950A - Novel solenoid valve connected by screw insert - Google Patents
Novel solenoid valve connected by screw insert Download PDFInfo
- Publication number
- CN104847950A CN104847950A CN201510256878.6A CN201510256878A CN104847950A CN 104847950 A CN104847950 A CN 104847950A CN 201510256878 A CN201510256878 A CN 201510256878A CN 104847950 A CN104847950 A CN 104847950A
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- valve body
- outer rim
- hole
- screw
- coil
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0603—Multiple-way valves
- F16K31/061—Sliding valves
- F16K31/0613—Sliding valves with cylindrical slides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/041—Construction of housing; Use of materials therefor of sliding valves cylindrical slide valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention relates to a novel solenoid valve connected by a screw insert. The novel solenoid valve connected by the screw insert comprises a socket, a coil, a front cover, a valve body and a rear cover connected in sequence, wherein the front cover comprises a pressing plate and a frame, the frame comprises a coil frame part and a valve body frame part, the connection part between the coil frame part and the valve body frame part is the connection inclined plane, and the pressing plate is connected with the coil frame part; grooves are formed in the connection inclined plane at two positions being corresponding to the centre point, a nut is arranged in the groove, a pressing plate through hole is formed in the pressing plate corresponding to the nut, the front cover bolt is connected with the nut through the pressing plate through hole, and a guide head component is mounted in the front cover; locking through holes are formed in the connection inclined plane at another two positions corresponding to the centre point, screw holes are formed in the valve body corresponding to the locking through holes, and the front cover bolt is used for connecting the front cover to the valve body through the locking through holes. The novel solenoid valve connected by the screw insert is smaller in product size, beautiful, and fast in reversing speed; the power consumption is low, the consumption is saved, the use cost is reduced for meeting national energy conservation and emission reduction requirements.
Description
Technical field
The present invention relates to a kind of solenoid valve, particularly relate to a kind of small-power electromagnetic valve having screw inserts to connect.
Background technique
Along with the importing that modern mechanicalization is produced, air-operated solenoid valve is a kind of electromechanical integrated product being widely used in control field, and it can be divided into electromagnetic valve coil portion and the assembling of valve body two-part to form substantially; Wherein, the device be electrically connected with electromagnetic valve coil is divided into two independent sectors, first portion is the socket of mechanical structure, second portion is the control circuit board as drive circuit, drive circuit accepts outside control signal rear driving electromagnetic valve coil work, socket is serially connected with between electromagnetic valve coil and control circuit board by flexible cord road, as the connection interface between electromagnetic valve coil and drive circuit.In addition, valve body can be divided into again protecgulum, valve body and bonnet three parts to be connected successively.
At present domestic solenoid valve be all generally the coil of 3 ~ 5 watts, if do low again, solenoid valve uses will become unreliable, the sensitivity of solenoid valve is done to get on yet, along with the high speed development of automation, also require higher to the sensitivity of solenoid valve, power loss, require that the solenoid valve of PLC Direct driver more and more can have market.In order to coordinate the connection of this small-power coil and valve body, prior art also has the place promoted on front design.
In addition, in use, can run into unavoidably flexible cord road serial connection scolding tin get loose, rosin joint, in addition can not rubber seal cause infiltration etc., affect the problem of quality, product use, cause air-powered electromagnetic defective valve time serious, the life-span is short affects the performance of enterprises, in addition, valve body easily forms sand hole pore, affect the quality of valve body, therefore, prior art also has the place promoted.
Summary of the invention
The object of the present invention is to provide the electromagnetic valve that a kind of screw inserts connects, small product size be smaller and more exquisite, valve body uniform wall thickness, to solve the technical problem of prior art.
For achieving the above object, the invention provides the electromagnetic valve that a kind of screw inserts connects, comprise socket, coil, protecgulum, valve body and bonnet, described socket, coil, protecgulum, valve body are sequentially connected with bonnet, described protecgulum comprises a pressing plate and a framework, described framework comprises coil former body and valve body frame body portion further, wherein
The area in described coil former body and valve body frame body portion is greatly different, and the place is connected in the middle of described coil former body and valve body frame body portion is connection inclined-plane, described coil former body and valve body frame body portion is one-body molded makes;
Described pressing plate is connected with described coil former body;
Two positions of the corresponding central point in described connection inclined-plane offer groove, in described groove, arrange a nut, on described pressing plate, the position of corresponding described nut, offers pressing plate through hole, protecgulum screw is connected with described nut by described pressing plate through hole, pilot head component is arranged in protecgulum;
Two other position of the corresponding central point in described connection inclined-plane offers lock and pays a through hole, screw has been attacked in the position that through hole paid by corresponding described lock on described valve body, and protecgulum screw is paid through hole by described lock and is connected with described valve body by described protecgulum with screw.
According to the electromagnetic valve that the screw inserts described in present pre-ferred embodiments connects, described nut and described framework penetrate wrap molding to be connected.
According to the electromagnetic valve that the screw inserts described in present pre-ferred embodiments connects, described coil former body is connected with described coil, and described valve body frame body portion is connected with described valve body.
According to the electromagnetic valve that the screw inserts described in present pre-ferred embodiments connects, described socket comprises a sheath, two the first flake inserted sheets, a circuit board, two the second flake inserted sheets, a shell and two wires, described sheath, two the first flake inserted sheets, circuit board, two the second flake inserted sheets, shells are sequentially connected with two wires, wherein
Described sheath is a microscler glue box, and described sheath offers two interfaces, and one end of described two interfaces connects two outlets of described coil, and one end connects one end of described two the first flake inserted sheets in addition;
Other one end of two the first flake inserted sheets described in the side grafting of described circuit board, one end of two the second flake inserted sheets described in the other side grafting of described circuit board;
Described shell is a lid, the side of described shell aperture is connected with described coil, the coated described sheath of described enclosure, two the first flake inserted sheets, a circuit board and two the second flake inserted sheets, the side of described shell cover offers two lid plug wire mouths, the side of described two lid plug wire mouths is connected with other one end of described two the second flake inserted sheets, and the other side of described two lid plug wire mouths is connected with described two wires.
According to the electromagnetic valve that the screw inserts described in present pre-ferred embodiments connects, described circuit board comprises an energy-saving control module, energising indicating module, a coil protect module and a reverse connecting protection module further, and annexation is wherein,
Described energy-saving control module connects VCC, reverse connecting protection module and OUT respectively;
Described energising indicating module connects VCC, GND and OUT respectively;
Described coil protect module connects VCC, GND and OUT respectively;
Described reverse connecting protection module is connecting joint energy control module and GND respectively, is connected after one end contact resistance string of connecting joint energy control module with VCC.
According to the electromagnetic valve that the screw inserts described in present pre-ferred embodiments connects, described valve body comprises a valve core through hole, one suction port, two air outlets, two relief openings, two connecting through holes and two screw vents, two centers of circle of described two air outlets lay respectively at the both sides of valve body center line and described two centers of circle are the same with the distance of described valve body center line, described valve body does not have valve core through hole, valve body recess is offered in two sides of suction port and air outlet, the bottom surface of described valve body recess comprises a valve core through hole outer rim, one suction port outer rim, two air outlet outer rims, two relief opening outer rims, one screw vent outer rim, one first junction surface and one second junction surface,
Described valve core through hole outer rim is an arc shaped surface, and described valve core through hole outer rim is the same with the wall thickness that inner edge is formed;
Described suction port outer rim is the face of a midplane both sides arc, and described suction port outer rim is connected with described valve core through hole outer rim;
Described two air outlet outer rims are arc shaped surface, and described two air outlet outer rims are connected with described valve core through hole outer rim, and one, the surface of described two air outlet outer rims is higher than the surface of described valve core through hole outer rim, and another one is lower than the surface of described valve core through hole outer rim;
Described two relief opening outer rims are arc shaped surface, and described two relief opening outer rims are connected with described valve core through hole outer rim, and the surface of described two relief opening outer rims is lower than the surface of described valve core through hole outer rim;
Described screw vent outer rim is concave arc surface, and described screw vent outer rim is positioned at the outermost of described valve body recess, and described screw vent outer rim is connected with described air outlet outer rim and relief opening outer rim;
Described first junction surface is a plane, and described first junction surface is positioned at the other outermost of described valve body recess relative to described screw vent outer rim, between described air outlet outer rim and described valve core through hole outer rim;
Described second junction surface is a plane, and described second junction surface is between described two air outlet outer rims.
According to the electromagnetic valve that the screw inserts described in present pre-ferred embodiments connects, also comprise two decorative sheets; Between described valve body recess and described side, have a step, described decorative sheet is connected with described step.
Compared with prior art, the present invention has the following advantages in the present invention:
1, the present invention increases nut inserts on protecgulum, is arranged on protecgulum by small-sized pilot head component, and small product size is smaller and more exquisite, attractive in appearance, and commutating speed is faster;
2, power of the present invention is low, saves to consume and reduces user cost.
3, the present invention inserts pressure connection, and realize exempting from soldering structure and connect more convenient, simplify operation, simple to operate, layout is attractive in appearance, can realize Automated assembly, enhance productivity;
4, the present invention effectively prevents the extraneous impurity such as water, oil, dust, wood chip from entering, and greatly reduces the operational failure of solenoid valve; Long service life improves the performance of enterprises.
5, circuit board of the present invention connects with coil and connects DC24V power supply, actual power 0.8W, can save energy 60%;
Groove is designed in two faces of 6, valve body of the present invention, makes the wall thickness of gas channels keep evenly, solving the sand hole problem of die-cast;
7, the present invention installs decorative sheet additional on valve body both sides, the class of improving product, also makes follow-up maintenance and cleaning become easy.
Certainly, implement any one specific embodiment of content of the present invention, above whole technique effect might not be had simultaneously.
Accompanying drawing explanation
Fig. 1 is the connection diagram of the application's solenoid valve;
Fig. 2 be the application's socket blow schematic diagram;
Fig. 3 be the application's protecgulum blow schematic diagram;
Fig. 4 is the Block Diagram of the application's circuit;
Fig. 5 is the circuit diagram of the application;
Fig. 6 is the connection diagram of the application's valve body and decorative sheet;
Fig. 7 is the three-dimensional structure diagram of the application's valve body;
Fig. 8 be the application's valve body recess face structural drawing;
Fig. 9 is AA cutaway view;
Figure 10 is BB cutaway view;
Figure 11 is the part figure of Figure 10.
Embodiment
Below in conjunction with accompanying drawing, several preferred embodiment of the present invention is described in detail, but the present invention is not restricted to these embodiments.The present invention contain any make on marrow of the present invention and scope substitute, amendment, equivalent method and scheme.To have the present invention to make the public and understand thoroughly, in the following preferred embodiment of the present invention, describe concrete details in detail, and do not have the description of these details also can understand the present invention completely for a person skilled in the art.In addition, in order to avoid causing unnecessary obscuring to essence of the present invention, well-known method, process, flow process, element etc. are not described in detail.
Refer to Fig. 1, solenoid valve comprises socket 10, coil 20, protecgulum 30, valve body 40 and bonnet 50, described socket 10, coil 20, protecgulum 30, valve body 40 are sequentially connected with bonnet 50, first power control signal line enters socket 10, socket 10 is by circuit serial connection coil 20, break-make by control coil 20 controls the motion of piston in protecgulum 30, and then affects the movement of valve rod in valve body 40, opens or close different vents.
Refer to Fig. 2, described socket 10 comprises sheath 12, two the first flake inserted sheets 13, circuit board 14, two the second flake inserted sheets 15, shell 16 and two wires 17, described sheath 12, two the first flake inserted sheets 13, circuit board 14, two the second flake inserted sheets 15, shell 16 is sequentially connected with two wires 17, soldering structure is exempted from realization, wherein, described sheath 12 is a microscler glue box, described sheath 12 offers two interfaces 121, one end of described two interfaces 121 connects two outlets of described coil 20, one end connects one end of described two the first flake inserted sheets 13 in addition, other one end of two the first flake inserted sheets 13 described in the side grafting of described circuit board 14, one end of two the second flake inserted sheets 15 described in the other side grafting of described circuit board 14, in addition, described shell 16 is a lid, the side of described shell 16 opening is connected with described coil 20, inner coated described sheath 12, two the first flake inserted sheet 13, circuit boards 14 of described shell 16 and two the second flake inserted sheets 15, the side of described shell 16 lid offers two lid plug wire mouths 161, the side of described two lid plug wire mouths 161 is connected with other one end of described two the second flake inserted sheets 15, and the other side of described two lid plug wire mouths 161 is connected with described two wires 17.
As above after grafting, by outward appearance, just only see coil 20 connected with outer casing 16, and shell 16 has two wires protruded 17, structure is simple, and layout is attractive in appearance; In addition, in order to stable connection and sealability, also comprise a rubber sheet gasket 11, described rubber sheet gasket 11 is a lamellar body, and the side of described rubber sheet gasket 11 is connected with described coil 20, and the other side of described rubber sheet gasket 11 is connected with described sheath 12.The effect of rubber sheet gasket 11 is waterproof, sealing and buffering, makes connection more lastingly stable; In order to easy to assembly, we can install positioning convex point additional on coil 20, and on the position of rubber sheet gasket 11 correspondence, offer positioning through hole, reach timesaving object.
Outside, also comprise a screw 18, described shell 16 and described coil 20 are locked to pay and are connected by described screw 18.Come, we are at two lid plug wire mouths 161 with epoxy glue encapsulation, and the impurity such as anti-sealing, oil, dust, wood chip enter, and greatly reduce the rate of fault of use again.Like this under increase rubber sheet gasket 11, epoxy glue encapsulation and screw 18 are locked, classification of waterproof IP65 can be reached; And this method can simplify operation, simple to operate, assembling more easily can realize Automated assembly, enhances productivity; In addition, and the connection of interfacing part also more convenient.
Then the design concept of protecgulum 30 is said: by increasing nut inserts on protecgulum, the position that pressing plate is corresponding connects 2 screws, more small-sized pilot head component is arranged on protecgulum, therefore small product size is accomplished smaller and more exquisite, lowest power accomplishes 1W, can directly drive by PLC, commutating speed reaches 35 times per second, reaches the object of energy-saving and emission-reduction.
The practice reached is, described protecgulum 30 comprises pressing plate 31 and framework 32, and described framework 32 comprises coil former body 321 and valve body frame body portion 323 further, wherein, described coil former body 321 is connected with described coil 20, and described valve body frame body portion 323 is connected with described valve body 40.
Shape, the area in described coil former body 321 and valve body frame body portion 323, in order to the object be connected is different so size and shape can be different, the place is connected in the middle of described coil former body 321 and valve body frame body portion 323 is connection inclined-plane 322, described coil former body 321 and valve body frame body portion 323 is one-body molded makes; As shown in Figure 3, different rectangular body sized by the coil former body 321 of the application and valve body frame body portion 323, coil former body 321 is little compared with valve body frame body portion 323, but can not be used for limiting the application.
Described pressing plate 31 is connected with described coil former body 321, the method connected is: two positions of the corresponding central point in described connection inclined-plane 322 offer groove 3221, one nut 33 is set in described groove 3221, put into when the method arranging nut 33 can be assembling, also can be when shaping, by nut 33 and framework 32 1 shooting wrap molding; The position of corresponding described nut 33 on described pressing plate 31, offer pressing plate through hole 311, protecgulum screw 34 is connected with described nut 33 by described pressing plate through hole 311, pressing plate 31 and coil former body 321 is linked together, and also pilot head component (not shown) is installed in front cover 30 simultaneously.
In addition, described protecgulum 30 is connected with described valve body 40, the method connected is: two other position of the corresponding central point in described connection inclined-plane 322 offers lock and pay through hole 3222, screw 41 has been attacked in the position that through hole 3222 paid by corresponding described lock on described valve body 40, and protecgulum screw 34 is paid through hole 3222 by described lock and is connected with described valve body 40 by described protecgulum 30 with screw.As shown in Figure 3, in order to avoid protecgulum screw 34, breach can be set on the position of pressing plate 31 correspondence.
Then the design concept of circuit board 14 is said: coil keeps power much larger in the adhesive of solenoid valve iron core moment adhesive power ratio, solenoid valve in actual use moment pickup time very short, even negligible, so reduce the power of coil when adhesive keeps, thus real work power can be reduced, reach energy-conservation object, therefore, the circuit that during design in the circuit board uses, power is little, switches, reaches energy-saving consumption-reducing.
Please refer to Fig. 4, described circuit board 14 comprises energy-saving control module 141, energising indicating module 142, coil protect module 143, reverse connecting protection module 144 and resistance string 145 further, and annexation is wherein,
Described energy-saving control module 141 connects VCC, reverse connecting protection module 144 and OUT respectively;
Described energising indicating module 142 connects VCC, GND and OUT respectively;
Described coil protect module 143 connects VCC, GND and OUT respectively;
Described reverse connecting protection module 144 distinguishes connecting joint energy control module 141 and GND, and one end of connecting joint energy control module 141 connects described resistance string 145 and is connected with VCC afterwards.In the present embodiment, the quantity of the resistance of resistance string 145 is three, but can not be used for limiting the application, and in addition, VCC refers to positive pole, and GND refers to negative pole, and OUT refers to output terminal.
Please refer to Fig. 5, Q refers to triode, and C refers to electric capacity, and LED refers to LED, and D refers to diode, and R refers to resistance.Described energy-saving control module 141 comprises the first resistance 1411, second resistance 1412, electric capacity 1413 and triode 1414, and one end of described first resistance 1411 is connected with VCC, and other one end of the first resistance 1411 is connected with one end of described electric capacity 1413; Other one end of described electric capacity 1413 connects described one end of second resistance 1412 and the base stage of described triode 1414; The emitter of described triode 1414 connects other one end of described second resistance 1412 and described reverse connecting protection module 144; The collector electrode of described triode 1414 connects OUT.
In addition, described energising indicating module 142 comprises the 3rd resistance 1421 and LED 1422, and the two ends of described 3rd resistance 1421 connect one end of VCC and described LED 1422 respectively, and other one end of described LED 1422 is connected with OUT and described resistance string 145.In addition, described coil protect module 143 comprises the first diode 1431, and the two ends of described first diode 1431 connect VCC and OUT respectively, and the one end connecting OUT is connected with described resistance string 145 and is connected with GND afterwards.Further, described reverse connecting protection module 144 comprises the second diode 1441, and one end of described second diode 1441 is connected with GND, and other one end of described second diode 1441 is connected with the emitter of described triode 1414 and described resistance string 145.In the present embodiment, reverse connecting protection module 144 is diodes, but can not be used for limiting the application, and other such as uses sensor to coordinate switch, also can reach the function of diode, also should belong to the protection domain of the application.
Say below, the situation of line work, first, coil, when being just energized, forms loop by positive source VCC-coil (IN)-coil (OUT)-resistance string 145-the second diode 1441 – GND, coil working; Now, the adhesive of solenoid valve iron core moment adhesive power ratio keeps power much larger.
Under adhesive hold mode, positive source VCC is charged to electric capacity 1413 by the first resistance 1411, triode 1414 base voltage is made slowly to increase, turn-on transistor 1414 collector electrode and emitter, while conducting collector electrode and emitter, short circuit resistance string 145, makes electric current cross from triode 1414 and no longer pass through from resistance string 145, forms timing circuit finally by the second diode 1441 to power cathode GND.
In running, the first diode 1431 constitutes coil protect circuit, the self-excitation voltage short circuit that coil self is formed is fallen, thus protection coil.
3rd resistance 1421 and LED 1422 form an indicator light circuit, and the second diode 1441 is anti-reverse effects, go bail for and protect LED use.
Then the design concept of valve body 40 is said: go out complicated groove shapes by die casting, optimized mold design, product wall thickness is made to keep evenly, optimizing flow passage, improve the flow of product, the response time of solenoid valve is accelerated, and by installing decorative sheet additional on valve body both sides, the class of improving product; By this structural design, solve the sand hole problem of product die-cast, the outward appearance of improving product, the maintenance that product is follow-up and cleaning become easy.
The practice reached is, please refer to Fig. 6, Fig. 7, Fig. 8, Fig. 9 and Figure 10, described valve body comprises valve core through hole 401, suction port 402, two air outlets 403, two relief openings 404, two connecting through holes 405 and two screw vents 406, two centers of circle of described two air outlets 403 lay respectively at the both sides of valve body center line and described two centers of circle are the same with the distance of described valve body center line, described valve body does not have valve core through hole 401, valve body recess is offered in two sides of suction port 402 and air outlet 403, the bottom surface of described valve body recess comprises a valve core through hole outer rim 4011, one suction port outer rim 4021, two air outlet outer rims 4031, two relief opening outer rims 4041, one screw vent outer rim 4061, one first junction surface 407 and one second junction surface 408.Bottom surface due to two valve body recess is the same, illustrates so only take one below.
Please refer to Fig. 7 and Figure 11, remove in Figure 11 and connect boss, leave valve core through hole outer rim 4011 and an air outlet outer rim 4031, wherein, described valve core through hole outer rim 4011 is an arc shaped surface, and described valve core through hole outer rim 4011 is the same with the wall thickness that inner edge is formed; Described suction port outer rim 4021 is the face of a midplane both sides arc, and described suction port outer rim 4021 is connected with described valve core through hole outer rim 4011; Because the diameter of suction port 402 is greater than the diameter of valve core through hole 401, and be positioned at the center of valve body, so when designing, the medium design of suction port outer rim 4021 is become plane, and the height of plane is consistent with the peak of valve core through hole outer rim 4011.Certainly, suction port outer rim 4021 is made and to be integral curvedly also fine, but based on the object reducing sand hole and produce, the application still makes midplane both sides arc.As shown in Figure 10, the wall thickness that valve core through hole outer rim 4011 and inner edge are formed is uniform.
In addition, described two air outlet outer rims 4031 are arc shaped surface, and represent with horizontal line temporarily because remove connection the linear of boss in Figure 11, two air outlet outer rims 4031 are the same with the wall thickness that inner edge is formed; Described two air outlet outer rims 4031 are connected with described valve core through hole outer rim 4011, two centers of circle due to two air outlets 403 lay respectively at the both sides of valve body center line and described two centers of circle are the same with the distance of described valve body center line, so one, the surface of described two air outlet outer rims 4031 is higher than described valve core through hole outer rim 4011, another one is lower than the surface of described valve core through hole outer rim 4011; And the outside of valve core through hole outer rim 4011 is coated on higher than the air outlet outer rim 4031 of described valve core through hole outer rim 4011, present with the shape of arc.
In addition, described two relief opening outer rims 4041 are arc shaped surface, and two relief opening outer rims 4041 are the same with the wall thickness that inner edge is formed; Described two relief opening outer rims 4041 are connected with described valve core through hole outer rim 4011, and the diameter for two relief openings 404 is less than the diameter of valve core through hole 401, so the surface of described two relief opening outer rims 4041 is lower than the surface of described valve core through hole outer rim 4011; And described screw vent outer rim 4061 is concave arc surface, described screw vent outer rim 4061 is positioned at the outermost of described valve body recess, and described screw vent outer rim 4061 is connected with described air outlet outer rim 4031 and relief opening outer rim 4041.
When pipeline is connected, has and do not connect, produce the place of junction surface, the application has two junction surfaces and two connecting through holes 405, but can not be used for limiting the application, such as, lack a connecting through hole 405, just can increase a junction surface; Described first junction surface 407 is a plane, and described first junction surface 407 is positioned at the other outermost of described valve body recess relative to described screw vent outer rim 4061, between described air outlet outer rim 4031 and described valve core through hole outer rim 4011; Described second junction surface 408 is a plane, and described second junction surface 408 is between described two air outlet outer rims 4031.In addition, two connecting through holes 405 lay respectively between suction port 402 and two relief openings 404, present with the form of connecting through hole 405 not with the form of junction surface.Certainly, junction surface is made integrated connection boss and be also fine, but produce based on reducing sand hole and save the object of material, the application still makes the form of downward plane junction surface.
In order to cover attractive in appearance and follow-up maintenance and clean easily, the application also comprises two decorative sheets 42; Between described valve body recess and described side, have a step 409, described decorative sheet 42 is connected with described step 409, and the method for connection can use glue or welding.And in order to the stationarity that connects and intensity, also comprise at least one and connect boss 410, the surface of described connection boss 410 and the surface of described step 409 are at a horizontal plane, the quantity connecting boss 410 in the application is 7, but can not be used for limiting the application, more or a little lessly can both reach the stationarity of connection and the object of intensity.
What also will say is, in order to optimizing flow passage, improve the flow of solenoid valve product, the response time of solenoid valve is accelerated, we offer five annular grooves 4012 in the inner edge of described valve core through hole 401, connect a suction port 402, two air outlets 403 and two relief openings 404 respectively.
Compared with prior art, the present invention has the following advantages in the present invention:
1, the present invention increases nut inserts on protecgulum, is arranged on protecgulum by small-sized pilot head component, and small product size is smaller and more exquisite, attractive in appearance, and commutating speed is faster;
2, power of the present invention is low, saves to consume and reduces user cost.
3, the present invention inserts pressure connection, and realize exempting from soldering structure and connect more convenient, simplify operation, simple to operate, layout is attractive in appearance, can realize Automated assembly, enhance productivity;
4, the present invention effectively prevents the extraneous impurity such as water, oil, dust, wood chip from entering, and greatly reduces the operational failure of solenoid valve; Long service life improves the performance of enterprises.
5, circuit board of the present invention connects with coil and connects DC24V power supply, actual power 0.8W, can save energy 60%;
Groove is designed in two faces of 6, valve body of the present invention, makes the wall thickness of gas channels keep evenly, solving the sand hole problem of die-cast;
7, the present invention installs decorative sheet additional on valve body both sides, the class of improving product, also makes follow-up maintenance and cleaning become easy.
Invention preferred embodiment just sets forth the present invention for helping.Preferred embodiment does not have all details of detailed descriptionthe, does not limit the embodiment that this invention is only described yet.Obviously, according to the content of this specification, can make many modifications and variations.This specification is chosen and is specifically described these embodiments, is to explain principle of the present invention and practical application better, thus makes art technician can utilize the present invention well.The present invention is only subject to the restriction of claims and four corner and equivalent.It is only preferred embodiment of the present invention above; but be not used for limiting itself; anyly have the knack of those skilled in the art when without prejudice to spiritual connotation of the present invention, the equalization change done and changing, all should drop in protection scope of the present invention.
Claims (7)
1. the electromagnetic valve of a screw inserts connection, comprise socket, coil, protecgulum, valve body and bonnet, described socket, coil, protecgulum, valve body are sequentially connected with bonnet, it is characterized in that, described protecgulum comprises a pressing plate and a framework, described framework comprises coil former body and valve body frame body portion further, wherein
The area in described coil former body and valve body frame body portion is greatly different, and the place is connected in the middle of described coil former body and valve body frame body portion is connection inclined-plane, described coil former body and valve body frame body portion is one-body molded makes;
Described pressing plate is connected with described coil former body;
Two positions of the corresponding central point in described connection inclined-plane offer groove, in described groove, arrange a nut, on described pressing plate, the position of corresponding described nut, offers pressing plate through hole, protecgulum screw is connected with described nut by described pressing plate through hole, pilot head component is arranged in protecgulum;
Two other position of the corresponding central point in described connection inclined-plane offers lock and pays a through hole, screw has been attacked in the position that through hole paid by corresponding described lock on described valve body, and protecgulum screw is paid through hole by described lock and is connected with described valve body by described protecgulum with screw.
2. the electromagnetic valve that the screw inserts as described in claim l connects, it is characterized in that, described nut and described framework penetrate wrap molding to be connected.
3. the electromagnetic valve that the screw inserts as described in claim l connects, it is characterized in that, described coil former body is connected with described coil, and described valve body frame body portion is connected with described valve body.
4. the electromagnetic valve that the screw inserts as described in claim l connects, it is characterized in that, described socket comprises a sheath, two the first flake inserted sheets, a circuit board, two the second flake inserted sheets, a shell and two wires, described sheath, two the first flake inserted sheets, circuit board, two the second flake inserted sheets, shells are sequentially connected with two wires, wherein
Described sheath is a microscler glue box, and described sheath offers two interfaces, and one end of described two interfaces connects two outlets of described coil, and one end connects one end of described two the first flake inserted sheets in addition;
Other one end of two the first flake inserted sheets described in the side grafting of described circuit board, one end of two the second flake inserted sheets described in the other side grafting of described circuit board;
Described shell is a lid, the side of described shell aperture is connected with described coil, the coated described sheath of described enclosure, two the first flake inserted sheets, a circuit board and two the second flake inserted sheets, the side of described shell cover offers two lid plug wire mouths, the side of described two lid plug wire mouths is connected with other one end of described two the second flake inserted sheets, and the other side of described two lid plug wire mouths is connected with described two wires.
5. the electromagnetic valve of screw inserts connection as claimed in claim 4, is characterized in that, described circuit board comprises an energy-saving control module, energising indicating module, a coil protect module and a reverse connecting protection module further, and annexation is wherein,
Described energy-saving control module connects VCC, reverse connecting protection module and OUT respectively;
Described energising indicating module connects VCC, GND and OUT respectively;
Described coil protect module connects VCC, GND and OUT respectively;
Described reverse connecting protection module is connecting joint energy control module and GND respectively, is connected after one end contact resistance string of connecting joint energy control module with VCC.
6. the electromagnetic valve that the screw inserts as described in claim l connects, it is characterized in that, described valve body comprises a valve core through hole, one suction port, two air outlets, two relief openings, two connecting through holes and two screw vents, two centers of circle of described two air outlets lay respectively at the both sides of valve body center line and described two centers of circle are the same with the distance of described valve body center line, described valve body does not have valve core through hole, valve body recess is offered in two sides of suction port and air outlet, the bottom surface of described valve body recess comprises a valve core through hole outer rim, one suction port outer rim, two air outlet outer rims, two relief opening outer rims, one screw vent outer rim, one first junction surface and one second junction surface,
Described valve core through hole outer rim is an arc shaped surface, and described valve core through hole outer rim is the same with the wall thickness that inner edge is formed;
Described suction port outer rim is the face of a midplane both sides arc, and described suction port outer rim is connected with described valve core through hole outer rim;
Described two air outlet outer rims are arc shaped surface, and described two air outlet outer rims are connected with described valve core through hole outer rim, and one, the surface of described two air outlet outer rims is higher than the surface of described valve core through hole outer rim, and another one is lower than the surface of described valve core through hole outer rim;
Described two relief opening outer rims are arc shaped surface, and described two relief opening outer rims are connected with described valve core through hole outer rim, and the surface of described two relief opening outer rims is lower than the surface of described valve core through hole outer rim;
Described screw vent outer rim is concave arc surface, and described screw vent outer rim is positioned at the outermost of described valve body recess, and described screw vent outer rim is connected with described air outlet outer rim and relief opening outer rim;
Described first junction surface is a plane, and described first junction surface is positioned at the other outermost of described valve body recess relative to described screw vent outer rim, between described air outlet outer rim and described valve core through hole outer rim;
Described second junction surface is a plane, and described second junction surface is between described two air outlet outer rims.
7. the electromagnetic valve of screw inserts connection as claimed in claim 6, is characterized in that, also comprise two decorative sheets; Between described valve body recess and described side, have a step, described decorative sheet is connected with described step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510256878.6A CN104847950B (en) | 2015-05-20 | 2015-05-20 | The electromagnetic valve of screw inserts connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510256878.6A CN104847950B (en) | 2015-05-20 | 2015-05-20 | The electromagnetic valve of screw inserts connection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104847950A true CN104847950A (en) | 2015-08-19 |
| CN104847950B CN104847950B (en) | 2017-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510256878.6A Expired - Fee Related CN104847950B (en) | 2015-05-20 | 2015-05-20 | The electromagnetic valve of screw inserts connection |
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| Country | Link |
|---|---|
| CN (1) | CN104847950B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105909802A (en) * | 2016-03-31 | 2016-08-31 | 达格玛（厦门）环保科技有限公司 | Socket and base connecting structure |
| CN109695754A (en) * | 2019-01-11 | 2019-04-30 | 西安理工大学 | A kind of hydraulic inlet valve |
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| JP2000081159A (en) * | 1998-09-08 | 2000-03-21 | Kitahara Seisakusho:Kk | Multiple connecting structure for solenoid valve |
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| CN105909802A (en) * | 2016-03-31 | 2016-08-31 | 达格玛（厦门）环保科技有限公司 | Socket and base connecting structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104847950B (en) | 2017-07-04 |
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