CN207673892U - Two-position five-way slide type solenoid directional control valve - Google Patents

Abstract

The utility model provides a kind of two-position five-way slide type solenoid directional control valve comprising has：Ontology, it is interior to be equipped with valve chamber；Piston component and sliding block are equipped in valve chamber, sliding block is connected on piston component, is sealed for face between sliding block and the internal face of ontology；Valve chamber is separated into the first gas chamber, middle gas chamber and the second gas chamber by piston component, and sliding block is equipped with interface channel, is opened in the surface of sliding block and body contacts；Ontology is equipped with intake channel, the first active channel, the second active channel, first exhaust access and the second exhaust access being connected to middle gas chamber；When the first gas chamber expands, piston component is moved to first position, and the first active channel is connected to middle gas chamber, and the second active channel is connected to by interface channel with second exhaust access；When the second gas chamber expands, piston component is moved to the second position, and the second active channel is connected to middle gas chamber, and the first active channel is connected to by interface channel with first exhaust access.The utility model good seal performance, durability against pollution are strong.

Description

Two-position five-way slide type solenoid directional control valve

Technical field

The utility model is related to switch valve with two-position and five-pass technical field, more particularly to a kind of two-position five-way slide type electromagnetism changes To valve.

Background technology

Currently, switch valve with two-position and five-pass is the automatic foundamental element for controlling fluid, belongs to actuator, be not limited to liquid Pressure, pneumatic actuation mode.Wherein, the switch valve with two-position and five-pass executed by pneumatic actuation, system is typically more complicated, this is just Switch valve with two-position and five-pass is needed to have the adaptability of bigger, switch valve with two-position and five-pass to be just capable of providing this flexibility.

In the switch valve with two-position and five-pass of the prior art, sealing of movement of the spool in valve chamber to spool and valve chamber inner wall Performance requirement is very high, in existing structure, due to being sealed using linear sealing mode between spool and valve chamber, often Cause the sealing effect between spool and valve chamber bad, in the connectivity part of air inlet and exhaust outlet and valve chamber, because of spool and valve Between chamber abrasion generate little particle can enter work gas chamber, to influence entire switch valve with two-position and five-pass working performance and Working life.

Utility model content

The technical problems to be solved in the utility model is to overcome switch valve with two-position and five-pass sealing performance in the prior art Defect bad, durability against pollution is poor provides a kind of two-position five-way slide type solenoid directional control valve.

The utility model is to solve above-mentioned technical problem by following technical proposals：

A kind of two-position five-way slide type solenoid directional control valve comprising have：Ontology, the ontology is interior to be equipped with valve chamber；The valve Piston component and sliding block are equipped in chamber, the sliding block is connected on the piston component, the inner wall of the sliding block and the ontology It is sealed for face between face；The valve chamber is separated into the first gas chamber, middle gas chamber and the second gas chamber, the cunning by the piston component Block is equipped with interface channel, and the interface channel is opened in the surface of the sliding block and the body contacts；It is set on the ontology There are the intake channel being connected to the middle gas chamber, the first active channel, the second active channel, first exhaust access and second row Gas access；When first gas chamber expands, the piston component is moved to from first gas chamber to second gas chamber One position, first active channel are connected to the middle gas chamber, and the interface channel is by second active channel and institute State the connection of second exhaust access；When second gas chamber expands, the piston component is from second gas chamber to described first Gas chamber is moved to the second position, and second active channel is connected to the middle gas chamber, and the interface channel is by described first Active channel is connected to the first exhaust access.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, the piston component includes first Piston, second piston and connecting rod, the first piston are arranged between first gas chamber and the middle gas chamber, and described second Piston is arranged between second gas chamber and the middle gas chamber, and the connecting rod connects the first piston and described second and lives Plug, the sliding block are connected on the connecting rod.By this preferred embodiment, in the process that first piston and second piston move In, first piston and second piston are kept in contact and seal with the internal face of ontology always, ensure the first gas chamber, middle gas chamber and Isolation is kept between second gas chamber, sliding block is connected on connecting rod and lives in end by two piston clips, in sliding block sliding process In, the internal face of lower surface and ontology remains face sealing state, enhances sealing performance.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, the interface channel is annular groove, The outer diameter of the annular groove is less than the connectivity part of first active channel and the valve chamber to second active channel and institute State the distance between the connectivity part of valve chamber.By this preferred embodiment so that sliding block is in first position or the second position When, do not interfere with the connection of the first active channel or the second active channel and middle gas chamber.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, the ontology includes valve body and bottom Plate, the bottom plate are sealedly connected on the bottom of the valve body；The intake channel is arranged on the valve body, first work Access, second active channel, the first exhaust access, the second exhaust access are arranged on the bottom plate；It is described The surface that valve body is connect with the bottom plate, which is equipped with, to be open, middle gas chamber, first active channel described in the open communication, Second active channel, the first exhaust access, the second exhaust access, the sliding block move simultaneously in said opening The retaining surface sealing state between the bottom plate.By this preferred embodiment, ontology is by two dismountable structures：Valve body and Floor combination forms, and intake channel is arranged on valve body, and two active channels, two exhaust channels are arranged at removable with valve body Unload on the bottom plate of connection so that the two-position five-way slide type solenoid directional control valve of the utility model can according to real work demand, It selects the quantity of gas port and the position being connect with external pipe in active channel and exhaust channel, there is wide applicability And flexibility.Further, since the area of sliding block is wide so that the design of the channel of two active channels and two exhaust channels can be compared with For spaciousness, gas flow resistance in access is small, can reach and be suitble to large-scale high request two-position five-way slide type solenoid directional control valve Ability.Meanwhile ensureing two-position five-way slide type solenoid directional control valve needing replacing sliding block or to valve inner safeguard Use quality when, it is only necessary to dismantle bottom plate, it will be able to easily carry out maintenance work.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, the both ends difference of the valve body is close Envelope is connected with the first valve deck and the second valve deck, and first gas chamber is between first valve deck and the piston component, institute The second gas chamber is stated between second valve deck and the piston component；The two-position five-way slide type solenoid directional control valve also wraps The first solenoid valve and second solenoid valve are included, first solenoid valve is connected on first valve deck, for controlling described first Gas chamber, the second solenoid valve are connected on second valve deck, for controlling second gas chamber.Pass through this preferred implementation side Case, the two-position five-way slide type solenoid directional control valve of the utility model realize dual-coil electromagnetic valve control, open the first solenoid valve, control the The air pressure raising of one gas chamber makes its volume increase, and the second gas chamber decompression pushes piston component to be moved to first to the second gas chamber It sets, the first active channel is made to start to work, the second active channel and second exhaust access start to be vented, and vice versa so that two The operation of five logical slide type solenoid directional control valves of position is more convenient, and response is sensitiveer, and performance is more preferable.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, the first exhaust access and institute State the silencing net that covering section is equipped in second exhaust access.By this preferred embodiment, silencing net can be to passing through exhaust The gas of access discharge carries out noise elimination processing.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, first active channel and institute State the homonymy that the second active channel is located at the ontology.Pass through this preferred embodiment, the homonymy design group of two active channels At the active side of two-position five-way slide type solenoid directional control valve, active side is connected on external equipment when in use, realizes work Make access to connect and dismantle with the quick of the pipeline in equipment.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, the intake channel, described first Exhaust channel and the second exhaust access are located at side opposite with first active channel on the ontology.It is excellent by this Embodiment is selected, while active channel is concentrated on active side, intake channel and exhaust channel are concentrated on into opposite side, it is convenient Operation and control of the staff to two-position five-way slide type solenoid directional control valve.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, the intake channel, described first Active channel, the first exhaust access, is respectively equipped with screw thread knot on the second exhaust access at second active channel Structure.It, can be quick by intake channel, active channel and exhaust channel and external pipe by screw thread by this preferred embodiment Connection, and using the high sealing performance being threadedly coupled, enhance the sealing effect of two-position five-way slide type solenoid directional control valve.

Preferably, in the two-position five-way slide type solenoid directional control valve of the utility model, the sliding block and the ontology Contact surface is plane.By this preferred embodiment, the sliding of sliding block is more smooth, at the same sliding block in sliding process with ontology it Between sealing effect more preferably.

On the basis of common knowledge of the art, above-mentioned each optimum condition, can arbitrarily combine to get the utility model respectively compared with Good example.

The positive effect of the utility model is：

Two-position five-way slide type solenoid directional control valve provided by the utility model, using the close of face sealing between sliding block and ontology Envelope mode, good seal performance, contact area of the sliding block in sliding process between ontology is wide, carries automatic wear compensation work( Can, service life is long, and the dirt little particle generated will not enter work gas chamber, and durability against pollution is strong so that two-position five-way is slided Plate type electromagnetic change-over valve can reach the use quality of higher level, and the structure letter of two-position five-way slide type solenoid directional control valve It is single, it is easy to operate.

Description of the drawings

Fig. 1 is the dimensional structure diagram of the two-position five-way slide type solenoid directional control valve of one embodiment of the utility model.

Fig. 2 is the front view of the two-position five-way slide type solenoid directional control valve of one embodiment of the utility model.

Fig. 3 is the rearview of the two-position five-way slide type solenoid directional control valve of one embodiment of the utility model.

Fig. 4 is the A-A diagrammatic cross-sections of Fig. 2.

When Fig. 5 is located at first position for sliding block in the two-position five-way slide type solenoid directional control valve of one embodiment of the utility model Partial cutaway schematic.

When Fig. 6 is located at the second position for sliding block in the two-position five-way slide type solenoid directional control valve of one embodiment of the utility model Partial cutaway schematic.

Reference numeral：

1- ontologies, 11- valve bodies, 111- valve chambers, the first gas chambers of 1111-, 1112- middle gas chambers, the second gas chambers of 1113-, 1114- is open, 112- intake channels, 12- bottom plates, 121- first exhaust accesses, 122- second exhaust accesses, and 123- first works Access, the second active channels of 124-, the first valve decks of 13-, the second valve decks of 14-, 15- first pistons, 16- second pistons, 17- connect Bar, 18- sliding blocks, 181- interface channels；

The first solenoid valves of 2-；

3- second solenoid valves.

Specific implementation mode

A preferred embodiment is named, and completely illustrates the utility model in conjunction with attached drawing to become apparent from.

In the description of the present invention, it should be understood that term "upper", "lower", "front", "rear", " first ", " Two ", the orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" is side based on ... shown in the drawings Position or position relationship, are merely for convenience of describing the present invention and simplifying the description, do not indicate or imply the indicated device Or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as to the utility model Limitation.

As shown in Figures 1 to 6, the embodiment of the present embodiment discloses a kind of two-position five-way slide type solenoid directional control valve, Include valve body 11, bottom plate 12, the first valve deck 13, the second valve deck 14, first piston 15, second piston 16, connecting rod 17, sliding block 18, the first solenoid valve 2 and second solenoid valve 3.Specifically, valve body 11, bottom plate 12, the first valve deck 13 and the second valve deck 14 composition Ontology 1, valve body 11 is interior to be equipped with valve chamber 111, and the left and right ends and lower part of valve chamber 111 are open architecture；First valve deck 13 and second Valve deck 14 is sealedly connected on the left and right ends of valve body 11 respectively, and the left and right ends of valve chamber 111 are blocked；It is set in valve chamber 111 There are the space for first piston 15 and the sliding of second piston 16, first piston 15, second piston 16 and connecting rod 17 to form piston group Part simultaneously slides within this space, since first piston 15 and second piston 16 do not depart from the space simultaneously always in sliding process It keeps sealing with the space, therefore, first piston 15, second piston 16 divide valve chamber 111 for three regions, i.e. the first gas chamber 1111, middle gas chamber 1112 and the second gas chamber 1113, the first gas chamber 1111 are located between first piston 15 and the first valve deck 13, the Two gas chambers 1113 are located between second piston 16 and the second valve deck 14, and middle gas chamber 1112 is located at the work of first piston 15 and second Between plug 16, connecting rod 17 and the sliding block 18 being connected on connecting rod 17 are located in middle gas chamber 1112；Bottom plate 12 is sealedly connected on The lower part of valve body 11 simultaneously blocks the lower part of valve chamber 111, and the first solenoid valve 2 is connected to the outside of the first valve deck 13 and for controlling Being raised and lowered for the air pressure of the first gas chamber 1111 is made, second solenoid valve 3 is connected to the outside of the second valve deck 14 and for controlling The air pressure of second gas chamber 1113 is raised and lowered；The lower part of valve chamber 111 is by setting opening 1114, opening at 12 closure of bottom plate 1114 are blocked by bottom plate 12, and sliding block 18 is slided in opening 1114 and sealed always with 12 retaining surface of bottom plate, it is preferable that sliding block 18 Contact surface between bottom plate 12 is plane.

Wherein, intake channel 112 is offered in the front surface of valve body 11, first exhaust is offered in the front surface of bottom plate 12 Access 121 and second exhaust access 122 offer the first active channel 123 and the second active channel in the rear surface of bottom plate 12 124, during actually using two-position five-way slide type solenoid directional control valve, the front surface of the front surface and bottom plate 12 of valve body 11 The fore side for operating and controlling for staff is collectively constituted, it is preferable that the switch of the first solenoid valve 2 and second solenoid valve 3 Also staff setting is faced, the rear surface of valve body 11 and the rear surface of bottom plate 12 have collectively constituted and be connected to external equipment Active side.Specifically, as shown in figure 4, intake channel 112 is in the connection of middle gas chamber 1112 in the preceding inner wall of valve chamber 111, the One active channel 123, the second active channel 124, first exhaust access 121, second exhaust access 122 are respectively by bottom plate 12 The surface of opening 1114 for blocking 111 lower part of valve chamber is connected to the middle gas chamber 1112 of valve chamber 111, and sliding block 18 is in valve chamber It slides and remains with bottom plate 12 for blocking the opening 1114 on bottom plate 12 in the opening 1114 of 111 lower parts It is face sealing state between surface, interface channel 181 is offered on the surface that sliding block 18 is contacted with bottom plate 12, the interface channel 181 can keep another work logical with the sliding of sliding block 18 while being connected to an active channel and an exhaust channel Road is connected to middle gas chamber 1112, forms the gas flowing path of air inlet, work and exhaust.

As shown in Figure 4 and Figure 5, when using two-position five-way slide type solenoid directional control valve, air source is first distributed to air inlet and is led to Compressed air is stored in middle gas chamber 1112 by road 112.When staff opens the first solenoid valve 2, the first solenoid valve 2 The air pressure for controlling the first gas chamber 1111 increases, at this time 1113 decompression of the second gas chamber, the volume expansion of air in the first gas chamber 1111 Become larger, first piston 15 is pushed to slide to the right, until second piston 16 is close or is resisted against the inner wall of the second valve deck 14, sliding block 18 It is resisted against the right side end wall of opening 1114, sliding block 18 is in first position, the first active channel 123 and middle gas chamber 1112 at this time Connection, the second active channel 124 be connected to second exhaust access 122 by the interface channel 181 in sliding block 18 and with intermediate gas Room 1112 is not connected to, and sliding block 18 blocks first exhaust access 121, in this way, gas passes through the first work from middle gas chamber 1112 Make access 123 enter external equipment pipeline complete air inlet, while the exhaust gas in external equipment then by the second active channel 124, Interface channel 181 and second exhaust access 122 are discharged.Conversely, when staff opens second solenoid valve 3, second solenoid valve The air pressure of 3 the second gas chambers 1113 of control increases, at this time 1111 decompression of the first gas chamber, the volume expansion of air in the second gas chamber 1113 Become larger, second piston 16 is pushed to slide to the left, until first piston 15 is close or is resisted against the inner wall of the first valve deck 13, sliding block 18 It is resisted against the left side end wall of opening 1114, sliding block 18 is in the second position, the second active channel 124 and middle gas chamber 1112 at this time Connection, the first active channel 123 be connected to first exhaust access 121 by the interface channel 181 in sliding block 18 and with intermediate gas Room 1112 is not connected to, and sliding block 18 blocks second exhaust access 122, in this way, gas passes through the second work from middle gas chamber 1112 Make access 124 enter external equipment pipeline complete air inlet, while the exhaust gas in external equipment then by the first active channel 123, Interface channel 181 and first exhaust access 121 are discharged.

According to the structure of above-mentioned two-position five-way, the two-position five-way slide type solenoid directional control valve of the present embodiment can realize double electricity Control commutation, structure novel and simple and practical, not only staff need to only adjust the switch of two solenoid valves 3 in operation The air inlet and exhaust of two-position five-way slide type solenoid directional control valve can be easily controlled, and electric to two-position five-way slide type when needing When magnetic reversal valve is safeguarded, it is only necessary to which dismantling 12, two valve decks 13,14 of bottom plate can be to two-position five-way slide type electricity Structure inside magnetic reversal valve is safeguarded, easy to operate.

As a preferred embodiment of the present embodiment, the interface channel 181 on sliding block 18 be opened in sliding block 18 with The outer diameter of annular groove in 12 contact surface of bottom plate, the annular groove is arrived less than the connectivity part of the first active channel 123 and valve chamber 111 The distance between the connectivity part of second active channel 124 and valve chamber 111.As shown in figure 4, in the present embodiment, first exhaust is logical Road 121 and the connectivity part and second exhaust access 122 and the connectivity part of valve chamber 111 of valve chamber 111 are set to the first active channel 123 Between the connectivity part and the second active channel 124 and the connectivity part of valve chamber 111 of valve chamber 111, first exhaust access 121 and valve The connectivity part of chamber 111 is kept right setting, and the connectivity part of second exhaust access 122 and valve chamber 111 keeps left setting, when sliding block 18 is in the When one position, second exhaust access 122 and the second active channel 124 are connected to annular groove, when sliding block 18 is in the second position When, first exhaust access 121 and the first active channel 123 are connected to annular groove.

It is equal in first exhaust access 121 and second exhaust access 122 as a preferred embodiment of the present embodiment It is provided with silencing net, silencing net covers the section of first exhaust access 121 and second exhaust access 122, in first exhaust access 121 and the exit of second exhaust access 122 be both provided with silencer, silencing net is mounted in silencer.

As a preferred embodiment of the present embodiment, intake channel 112, the work of the first active channel 123, second are logical Road 124, first exhaust access 121 are respectively equipped with helicitic texture on second exhaust access 122, for quickly connecting with external pipe It connects and effectively seals.

Two-position five-way slide type solenoid directional control valve provided by the utility model is designed to the double of two-position five-way slide block type switching Electric control two-position five-way slide type electromagnetic switch valve arrangement, it is simple in structure, using the sealing of face sealing between sliding block and ontology Mode, good seal performance, contact area of the sliding block in sliding process between ontology is wide, carries automatic wear compensation work( Can, service life is long, and the dirt little particle generated will not enter work gas chamber, and durability against pollution is strong, and two-position five-way slide plate The structure of formula solenoid directional control valve is simple, easy to operate.In addition, unrestricted and its internal gas is arranged in the aperture of individual channel Flow is big, is the two-position five-way slide type solenoid directional control valve with higher level use quality.

Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that This is merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art Under the premise of without departing substantially from the principles of the present invention and essence, many changes and modifications may be made, But these change and modification each fall within the scope of protection of the utility model.

Claims (10)

1. a kind of two-position five-way slide type solenoid directional control valve, which is characterized in that it includes：

Ontology, the ontology is interior to be equipped with valve chamber；Piston component and sliding block are equipped in the valve chamber, the sliding block is connected to the work On plug assembly, sealed for face between the sliding block and the internal face of the ontology；

The valve chamber is separated into the first gas chamber, middle gas chamber and the second gas chamber by the piston component, and the sliding block, which is equipped with, to be connected Road is connected, the interface channel is opened in the surface of the sliding block and the body contacts；

The ontology is equipped with the intake channel being connected to the middle gas chamber, the first active channel, the second active channel, first Exhaust channel and second exhaust access；

When first gas chamber expands, the piston component is moved to first from first gas chamber to second gas chamber It sets, first active channel is connected to the middle gas chamber, and the interface channel is by second active channel and described Two exhaust channels are connected to；

When second gas chamber expands, the piston component is moved to second from second gas chamber to first gas chamber It sets, second active channel is connected to the middle gas chamber, and the interface channel is by first active channel and described One exhaust channel is connected to.

2. two-position five-way slide type solenoid directional control valve as described in claim 1, which is characterized in that the piston component includes the One piston, second piston and connecting rod, the first piston are arranged between first gas chamber and the middle gas chamber, and described the Two pistons are arranged between second gas chamber and the middle gas chamber, and the connecting rod connects the first piston and described second Piston, the sliding block are connected on the connecting rod.

3. two-position five-way slide type solenoid directional control valve as claimed in claim 2, which is characterized in that the interface channel is annular Slot, the outer diameter of the annular groove be less than the connectivity part of first active channel and the valve chamber to second active channel and The distance between the connectivity part of the valve chamber.

4. two-position five-way slide type solenoid directional control valve as described in claim 1, which is characterized in that the ontology include valve body and Bottom plate, the bottom plate are sealedly connected on the bottom of the valve body；

The intake channel is arranged on the valve body, first active channel, second active channel, the first row Gas access, the second exhaust access are arranged on the bottom plate；

The surface that the valve body is connect with the bottom plate, which is equipped with, to be open, middle gas chamber, described first described in the open communication Active channel, second active channel, the first exhaust access, the second exhaust access, the sliding block are opened described It is moved in mouthful and retaining surface seals between the bottom plate.

5. two-position five-way slide type solenoid directional control valve as claimed in claim 4, it is characterised in that：

The both ends of the valve body are sealedly connected with the first valve deck and the second valve deck respectively, and first gas chamber is located at first valve Between lid and the piston component, second gas chamber is between second valve deck and the piston component；

The two-position five-way slide type solenoid directional control valve further includes the first solenoid valve and second solenoid valve, and first solenoid valve connects It is connected on first valve deck, for controlling first gas chamber, the second solenoid valve is connected on second valve deck, is used In control second gas chamber.

6. two-position five-way slide type solenoid directional control valve as described in claim 1, which is characterized in that the first exhaust access and The silencing net in covering section is equipped in the second exhaust access.

7. two-position five-way slide type solenoid directional control valve as described in claim 1, which is characterized in that first active channel and Second active channel is located at the homonymy of the ontology.

8. two-position five-way slide type solenoid directional control valve as claimed in claim 7, which is characterized in that the intake channel, described First exhaust access and the second exhaust access are located at side opposite with first active channel on the ontology.

9. two-position five-way slide type solenoid directional control valve as described in claim 1, which is characterized in that the intake channel, described First active channel, the first exhaust access, is respectively equipped with screw thread on the second exhaust access at second active channel Structure.

10. two-position five-way slide type solenoid directional control valve as described in claim 1, which is characterized in that the sliding block and described The contact surface of body is plane.