CN107830007A - A kind of quick switching hydraulic switch valve - Google Patents
A kind of quick switching hydraulic switch valve Download PDFInfo
- Publication number
- CN107830007A CN107830007A CN201711271149.3A CN201711271149A CN107830007A CN 107830007 A CN107830007 A CN 107830007A CN 201711271149 A CN201711271149 A CN 201711271149A CN 107830007 A CN107830007 A CN 107830007A
- Authority
- CN
- China
- Prior art keywords
- post
- annular chamber
- bonnet
- dams
- counterbore
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
-
- 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
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
- F16K11/065—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with linearly sliding closure members
-
- 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
Abstract
The invention discloses a kind of quick switching hydraulic switch valve, including valve body, valve rod, the first bonnet and the second bonnet；The connecting hole run through is provided with the valve body along its length, it is provided with valve body and arranges first annular chamber, the second annular chamber and the 3rd annular chamber in spacing, the longitudinal center line of first annular chamber, the second annular chamber and the 3rd annular chamber is identical with the axis centre line of connecting hole, and first annular chamber, the second annular chamber and the 3rd annular chamber connect with connecting hole；The valve rod is provided with the first of the coaxial center line post and second that dams and dammed post, and first dams post and the second diameter for damming post is more than the diameter of valve rod, and first dams post and second post that dams is adapted to connecting hole.The present invention can realize the switching of import and required outlet fast and stable, ensure that equipment timely respond to and stable operation, improve operating efficiency, reduce use cost.
Description
Technical field
The present invention relates to hydraulic switch valve technical field, and in particular to a kind of quick switching hydraulic switch valve.
Background technology
One of the critical elements of hydraulic switch valve as construction machinery hydraulic system, the fine or not control to complete machine of its performance
Performance and reliability have conclusive influence.At present, existing hydraulic switch valve generally has three mouths, and an import two goes out
Mouthful, when inner spool is in diverse location, import and corresponding outlet.However, existing hydraulic switch valve connection import
With, it is necessary to artificial or external force is acted on valve element and screwed, frequently result in switching during required outlet not in time, cause equipment to respond
Not in time, equipment is extended from time when being switched to normal operation, is reduced operating efficiency, is improved use cost.
The content of the invention
In view of the deficienciess of the prior art, the technical problem to be solved in the present invention is to provide a kind of quick switching hydraulic rotation
Change valve, the switching of import and required outlet can be realized fast and stable, ensure that equipment timely respond to and stable operation, improve
Operating efficiency, reduces use cost.
The invention provides a kind of quick switching hydraulic switch valve, including valve body, valve rod, the first bonnet and the second bonnet；
The connecting hole run through is provided with the valve body along its length, is provided with valve body and arranges first annular chamber, the second annular in spacing
Chamber and the 3rd annular chamber, in the axis of first annular chamber, the longitudinal center line of the second annular chamber and the 3rd annular chamber and connecting hole
Heart line is identical, and first annular chamber, the second annular chamber and the 3rd annular chamber connect with connecting hole；The valve rod is provided with coaxial
Dam post to the first of the center line post and second that dams, first dams post and the second diameter for damming post is more than the diameter of valve rod,
First dams post and second post that dams is adapted to connecting hole；The first of the valve rod dams post and second post that dams can be slided laterally
It is embedded dynamicly in the connecting hole of valve body, first bonnet and second bonnet are connected with the left and right end face of valve body respectively, are made
First bonnet and the second bonnet seal to the both ends of the connecting hole of valve body；It is provided with second bonnet with connecting hole with
Second counterbore of mandrel, valve rod are arranged with compression spring by one end of the second bonnet, and one end of compression spring is dammed post with second
End contact, the other end of compression spring contacts with the bottom surface of the second counterbore；The front end face of the valve body is provided with first fluid
Outlet and second fluid outlet, the rear end face of valve body are provided with fluid intake, and first fluid outlet connects with first annular chamber, and second
Fluid issuing connects with the 3rd annular chamber, and fluid intake connects with the second annular chamber.
Preferably, when the fluid intake and first fluid outlet, the second of valve rod dams post transverse shifting to the
Three annular chambers are closed, and the first of valve rod dams post to the releasing closing of first annular chamber.
Preferably, when the fluid intake and second fluid outlet, the first of valve rod dams post transverse shifting to the
One annular chamber is closed, and the second of valve rod dams post to the releasing closing of the 3rd annular chamber.
Preferably, the connecting end surface of first bonnet is provided with the first counterbore, and the second of the first counterbore and the second bonnet
Counterbore with central shaft and internal diameter it is identical；The left side of valve body is provided with the 4th counterbore with connecting hole with central shaft, the first counterbore with
The internal diameter of 4th counterbore is identical；First bonnet is provided with the first butt hole run through, and the first butt hole connects with the first counterbore.
Preferably, the remote valve rod chamfer of the first butt hole of first bonnet.
Preferably, the right side of the valve body is provided with the 3rd counterbore with connecting hole with central shaft, the 3rd counterbore and second
Second counterbore of bonnet is corresponding, and the internal diameter of the 3rd counterbore is identical with the internal diameter of the second counterbore of the second bonnet.
Preferably, the first of the valve rod dams post and the second surface for damming post is equipped with and is equally spaced and same center
The annular groove of axle.
Preferably, described first dams post and the second valve rod to dam between post is provided with annular and expands chute.
Preferably, first bonnet and the second bonnet are bolted with valve body.
Beneficial effects of the present invention：
The present invention by setting first annular chamber, the second annular chamber, the 3rd annular chamber and connecting hole in valve body, valve rod
First dams post and second post that dams is adapted to connecting hole, while valve body is provided with fluid intake, first fluid outlet and second
Fluid issuing, first fluid outlet and second fluid outlet connect with first annular chamber and the 3rd annular chamber respectively, fluid intake
Connected with the second annular chamber；When fluid intake and first fluid outlet, the external force at the remote compression spring end of valve rod is acted on
Reduce, valve rod moves in the presence of compression spring to the first bonnet side so that the second of valve rod dams post to the 3rd annular chamber
Closed, the first of valve rod dams post to the releasing closing of first annular chamber；When fluid intake and second fluid outlet,
The external force increase at the remote compression spring end of valve rod is acted on, valve rod move to the second bonnet side so that the post that dams of the first of valve rod is horizontal
First annular chamber is closed to movement, the second of valve rod dams post to the releasing closing of the 3rd annular chamber；To sum up, the hydraulic rotation
The switching of import and required outlet can be realized fast and stable by changing the structure design of valve, ensure that timely responding to and stably for equipment
Operation, improves operating efficiency, reduces use cost.
Brief description of the drawings
Fig. 1 is the explosive view of the present embodiment；
Fig. 2 is one of structural representation of the present embodiment；
Fig. 3 is the two of the structural representation of the present embodiment；
Fig. 4 is Fig. 2 view in transverse section.
Reference：1- valve bodies, 11- connecting holes, the first annular chambers of 12-, the annular chambers of 13- second, the annular chambers of 14- the 3rd,
15- first fluids export, the outlet of 16- second fluids, 17- fluid intakes, the counterbores of 18- the 4th, the counterbores of 19- the 3rd, 2- valve rods,
21- first dams post, and 22- second dams post, 23- compression springs, 24- annular grooves, and 25- annulars expand chute, the bonnets of 3- first,
The counterbores of 31- first, the butt holes of 32- first, the bonnets of 4- second, the counterbores of 41- second
Embodiment
The embodiment of technical solution of the present invention is described in detail below in conjunction with accompanying drawing.Following examples are only used for
Clearly illustrate technical scheme, therefore be only used as example, and the protection model of the present invention can not be limited with this
Enclose.In addition, term " first ", " second " etc. be only used for describe purpose, and it is not intended that instruction or imply relative importance or
The implicit quantity for indicating indicated technical characteristic of person.
As shown in Figures 1 to 4, the invention discloses a kind of quick switching hydraulic switch valve, including valve body 1, valve rod 2, the
One bonnet 3 and the second bonnet 4；The connecting hole 11 run through is provided with valve body 1 along its length, is provided with valve body 1 and is arranged in spacing
First annular chamber 12, the second annular chamber 13 and the 3rd annular chamber 14, first annular chamber 12, the second annular chamber 13 and the 3rd annular chamber
14 longitudinal center line is identical with the axis centre line of connecting hole 111, and first annular chamber 12, the second annular chamber 13 and the 3rd ring
Shape chamber 14 connects with connecting hole 11.Valve rod 2 is provided with the first of the coaxial center line post 21 and second that dams and dammed post 22, the
One dam post 21 and second dam post 22 diameter be more than valve rod 2 diameter, first dam post 21 and second dam post 22 with
Connecting hole 11 is adapted to；The first of valve rod 2 dams post 21 and second post 22 that dams can laterally slidably be embedded connecting hole in valve body 1
In 11, the first bonnet 3 and the second bonnet 4 are connected with 1 left and right end face of valve body respectively, make the first bonnet 3 and the second bonnet 4 to valve
The both ends of the connecting hole 11 of body 1 are sealed.The second counterbore 41 with connecting hole 11 with central shaft, valve are provided with second bonnet 4
Bar 2 is arranged with compression spring 23 by one end of the second bonnet 4, and one end of compression spring 23 connects with the second end face for damming post 22
Touch, the other end of compression spring 23 contacts with the bottom surface of the second counterbore 41.The front end face of valve body 1 is provided with first fluid and exports 15 Hes
Second fluid outlet 16, the rear end face of valve body 1 are provided with fluid intake 17, and first fluid outlet 15 connects with first annular chamber 12,
Second fluid outlet 16 connects with the 3rd annular chamber 14, and fluid intake 17 connects with the second annular chamber 13.
By setting first annular chamber 12, the second annular chamber 13, the 3rd annular chamber 14 and connecting hole 11, valve in valve body 1
The first of bar 2 dams post 21 and second post 22 that dams is adapted to connecting hole 11, while valve body 1 is provided with fluid intake 17, first
Fluid issuing 15 and second fluid outlet 16, first fluid outlet 15 and second fluid outlet 16 respectively with first annular chamber 12 and
3rd annular chamber 14 connects, and fluid intake 17 connects with the second annular chamber 13；When fluid intake 17 and first fluid outlet 15 connect
When logical, the external force for acting on the remote compression spring end of valve rod 2 reduces, and valve rod 2 is in the presence of compression spring 23 to the first bonnet side
It is mobile so that the post 22 that dams of the second of valve rod 2 is closed to the 3rd annular chamber 14, and the first of valve rod 2 dams post 21 to first
Annular chamber 12 releases closing；When fluid intake 17 connects with second fluid outlet 16, the remote compression spring end of valve rod 2 is acted on
External force increases, and valve rod 2 moves to the second bonnet side so that the first of valve rod 2 dams the transverse shifting of post 21 to first annular chamber 12
Closed, the second of valve rod 2 dams post 22 to the releasing closing of the 3rd annular chamber 14；To sum up, the structure of the hydraulic switch valve is set
Meter can realize the switching of import and required outlet fast and stable, ensure that equipment timely respond to and stable operation, improve
Operating efficiency, reduce use cost.
In the present embodiment, the connecting end surface of the first bonnet 3 is provided with the first counterbore 31, the first counterbore 31 and the second bonnet 4
The second counterbore 41 with central shaft and internal diameter it is identical；The left side of valve body 1 is provided with the 4th counterbore with connecting hole 11 with central shaft
18, the first counterbore 31 is identical with the internal diameter of the 4th counterbore 18；First bonnet 3 is provided with the first butt hole 32 run through, the first docking
Hole 32 connects with the first counterbore 31.The design of first butt hole 32, it is easy to external hydraulic pipeline to be docked with the first of the first bonnet 3
Hole 32 connects, so as to apply active force to the remote compression spring end of valve rod 2 by hydraulic pressure, by controlling hydraulic pressure size to control
Displacement of the valve rod 2 in the connecting hole 11 of valve body 1 so that the displacement in connecting hole 11 of valve rod 2 obtains accurately
Control；The design of first counterbore 31 and the 4th counterbore 18 simultaneously, increases the memory space of hydraulic oil, improves remote to valve rod 2
The control accuracy of the active force at compression spring end.In addition, the 32 remote valve rod chamfer of the first butt hole of the first bonnet 3, is easy to outer
Hydraulic pipeline is connect to be connected with the first butt hole 32.
In the present embodiment, the right side of valve body 1 is provided with the 3rd counterbore 19 with connecting hole 11 with central shaft, the 3rd counterbore 19
It is corresponding with the second counterbore 41 of the second bonnet 4, and the internal diameter of the second counterbore 41 of the internal diameter of the 3rd counterbore 19 and the second bonnet 4
It is identical.Pass through the design to the 3rd counterbore 19 so that the selection specification of compression spring 23 is more extensive, and then preferably more closes
The compression spring 23 of suitable specification is set in one end that valve rod 2 leans on the second bonnet 4, ensure that the effective elasticity of compression spring 23, together
When be easy to the sliding laterally in connecting hole 11 in valve body 1 under external force control of valve rod 2.
In the present embodiment, the first of valve rod 2 dam post 21 and the second surface for damming post 22 be equipped be equally spaced and
With the annular groove 24 of central shaft.Pass through the design of annular groove 24, in the transverse shifting in connecting hole 11 of valve rod 2, a side
Face ring connected in star 24 is easy to water conservancy diversion or stores unnecessary hydraulic oil；The design of another aspect annular groove 24 is smaller first section
Fluidization tower 21 and the second sliding friction for damming post 22 and connecting hole 11, are easy to valve rod 2 to be slid laterally in connecting hole 11.
In the present embodiment, first dams post 21 and the second valve rod 2 to dam between post 22 is provided with annular and expands chute 25.Ring
Shape expands the design of chute 25, increases fluid intake 17 and the fluid flow of first fluid outlet 15 or second fluid outlet 16.
In the present embodiment, the first bonnet 3 and the second bonnet 4 are bolted with valve body 1, are easy to dismount and are repaired, carry
High practicality.
Finally it should be noted that：Have been shown and described above the present invention general principle and principal character and the present invention it is excellent
Point, it is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from
In the case of the spirit or essential attributes of the present invention, the present invention can be realized in other specific forms.Therefore, no matter from which
From the point of view of point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended claims
Rather than described above limits, it is intended that all changes capsule in the implication and scope of the equivalency of claim will be fallen
Include in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (9)
- A kind of 1. quick switching hydraulic switch valve, it is characterised in that：Including valve body, valve rod, the first bonnet and the second bonnet；The connecting hole run through is provided with the valve body along its length, is provided with valve body and arranges first annular chamber, second in spacing Annular chamber and the 3rd annular chamber, the axle of first annular chamber, the longitudinal center line of the second annular chamber and the 3rd annular chamber and connecting hole Line center line is identical, and first annular chamber, the second annular chamber and the 3rd annular chamber connect with connecting hole；The valve rod is provided with the first of the coaxial center line post and second that dams and dammed post, and first post and second that dams dams post Diameter be more than the diameter of valve rod, first dams post and second post that dams is adapted to connecting hole；The first of the valve rod dams post and second post that dams can be laterally slidably embedded in the connecting hole of valve body, and described first Bonnet and second bonnet are connected with the left and right end face of valve body respectively, make the connecting hole of the first bonnet and the second bonnet to valve body Both ends sealed；The second counterbore with connecting hole with central shaft is provided with second bonnet, valve rod is arranged with pressure by one end of the second bonnet The bottom surface of contracting spring, one end of compression spring and the second end contact for damming post, the other end of compression spring and the second counterbore Contact；The front end face of the valve body is provided with first fluid outlet and second fluid outlet, and the rear end face of valve body is provided with fluid intake, First fluid outlet connects with first annular chamber, and second fluid outlet connects with the 3rd annular chamber, fluid intake and the second annular Chamber connects.
- 2. quick switching hydraulic switch valve according to claim 1, it is characterised in that：The fluid intake and first fluid During outlet, the second of the valve rod post transverse shifting that dams is closed to the 3rd annular chamber, and the first of valve rod dams post to One annular chamber releases closing.
- 3. quick switching hydraulic switch valve according to claim 1, it is characterised in that：The fluid intake and second fluid During outlet, the first of the valve rod post transverse shifting that dams is closed to first annular chamber, and the second of valve rod dams post to Three annular chambers release closing.
- 4. quick switching hydraulic switch valve according to claim 1, it is characterised in that：The connecting end surface of first bonnet Be provided with the first counterbore, the second counterbore of the first counterbore and the second bonnet with central shaft and internal diameter it is identical；The left side of valve body is set There is the 4th counterbore with central shaft with connecting hole, the first counterbore is identical with the internal diameter of the 4th counterbore；First bonnet is provided with what is run through First butt hole, the first butt hole connect with the first counterbore.
- 5. quick switching hydraulic switch valve according to claim 4, it is characterised in that：First docking of first bonnet The remote valve rod chamfer in hole.
- 6. quick switching hydraulic switch valve according to claim 1, it is characterised in that：The right side of the valve body be provided with Connecting hole is with the 3rd counterbore of central shaft, and the 3rd counterbore is corresponding with the second counterbore of the second bonnet, and the internal diameter of the 3rd counterbore It is identical with the internal diameter of the second counterbore of the second bonnet.
- 7. quick switching hydraulic switch valve according to claim 1, it is characterised in that：The first of the valve rod dam post and Second surface for damming post, which is equipped with, to be equally spaced and with the annular groove of central shaft.
- 8. quick switching hydraulic switch valve according to claim 1, it is characterised in that：Described first dams post and second section Valve rod between fluidization tower is provided with annular and expands chute.
- 9. quick switching hydraulic switch valve according to claim 1, it is characterised in that：First bonnet and the second bonnet It is bolted with valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271149.3A CN107830007A (en) | 2017-12-05 | 2017-12-05 | A kind of quick switching hydraulic switch valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271149.3A CN107830007A (en) | 2017-12-05 | 2017-12-05 | A kind of quick switching hydraulic switch valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107830007A true CN107830007A (en) | 2018-03-23 |
Family
ID=61641395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711271149.3A Pending CN107830007A (en) | 2017-12-05 | 2017-12-05 | A kind of quick switching hydraulic switch valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107830007A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612699A (en) * | 2018-07-13 | 2018-10-02 | 朱贺金 | A kind of hydraulic switch valve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10259107A1 (en) * | 2002-12-18 | 2004-07-22 | Festo Ag & Co. | Valve has valve component rigidly connected to housing wall, which consists of plastic material, by material bonding connection which extends unbroken along whole circumference of valve component |
| CN102996551A (en) * | 2012-11-19 | 2013-03-27 | 安徽金达利液压有限公司 | Two-position three-way pneumatically-controlled hydraulic reversing device |
| CN103696724A (en) * | 2013-12-13 | 2014-04-02 | 西南石油大学 | Emergency automatic control device of blowout preventer |
| CN207634422U (en) * | 2017-12-05 | 2018-07-20 | 烟台华特液压机械有限公司 | A kind of quick switching hydraulic switch valve |
-
2017
- 2017-12-05 CN CN201711271149.3A patent/CN107830007A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10259107A1 (en) * | 2002-12-18 | 2004-07-22 | Festo Ag & Co. | Valve has valve component rigidly connected to housing wall, which consists of plastic material, by material bonding connection which extends unbroken along whole circumference of valve component |
| CN102996551A (en) * | 2012-11-19 | 2013-03-27 | 安徽金达利液压有限公司 | Two-position three-way pneumatically-controlled hydraulic reversing device |
| CN103696724A (en) * | 2013-12-13 | 2014-04-02 | 西南石油大学 | Emergency automatic control device of blowout preventer |
| CN207634422U (en) * | 2017-12-05 | 2018-07-20 | 烟台华特液压机械有限公司 | A kind of quick switching hydraulic switch valve |
Non-Patent Citations (1)
| Title |
|---|
| 刘和平: "《液压与气压传动》", 上海交通大学出版社, pages: 5 - 9 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612699A (en) * | 2018-07-13 | 2018-10-02 | 朱贺金 | A kind of hydraulic switch valve |
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