CN107654428A - A kind of valve arrangement - Google Patents
A kind of valve arrangement Download PDFInfo
- Publication number
- CN107654428A CN107654428A CN201710760084.2A CN201710760084A CN107654428A CN 107654428 A CN107654428 A CN 107654428A CN 201710760084 A CN201710760084 A CN 201710760084A CN 107654428 A CN107654428 A CN 107654428A
- Authority
- CN
- China
- Prior art keywords
- valve
- passage
- channel
- chamber
- housing
- 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
- 238000006073 displacement reaction Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 description 3
- 206010068052 Mosaicism Diseases 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 210000003765 sex chromosome Anatomy 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
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
- F15B13/022—Flow-dividers; Priority valves
Abstract
The invention provides a kind of valve arrangement, and it includes：Main casing, it is being internally provided with pressure chamber, the working chamber being connected by first passage with pressure chamber, the movable chamber being connected with working chamber, the interface channel for UNICOM's movable chamber and first passage；Core assembly, it includes being movably installed on main casing and extends through the valve element by working chamber and movable chamber, and the valve element part is stretched into first passage, and the valve element can be disconnected when acting or ON operation chamber, first passage；First guide assembly, including the pilot valve fixed guide's housing on a main housing and be movably installed on guide's housing, the movable chamber is surrounded by guide's housing and main casing to be formed, the second channel being connected with movable chamber, the third channel being connected with interface channel are provided with guide's housing, the pilot valve is used for be turned on or off second channel and third channel.This valve arrangement has the advantages of reliable operation, easy to maintenance.
Description
Technical field
The invention belongs to field of mechanical technique, is related to a kind of valve arrangement.
Background technology
It is provided with mining hydraulic system into liquid three-port structure is returned, it is provided with housing and core assembly, and housing is provided with
Pressure chamber, the working chamber being connected with pressure chamber, core assembly are arranged in working chamber, are additionally provided with connection core assembly and pressure
Chamber and the connecting line for forming loop, the ball-valve structure of simple layout is used between core assembly and connecting line in the prior art
Switched to realize, equipment functional reliability is bad.On the other hand, need to design a kind of reliable operation, valve arrangement easy to maintenance.
The content of the invention
The purpose of the present invention is above mentioned problem be present for existing technology, it is proposed that a kind of reliable operation, easy to maintenance
Valve arrangement.
The purpose of the present invention can be realized by following technical proposal：A kind of valve arrangement, including：
Main casing, it is being internally provided with pressure chamber, the working chamber being connected by first passage with pressure chamber and working chamber phase
Movable chamber even, the interface channel for UNICOM's movable chamber and first passage；
Core assembly, it includes being movably installed on main casing and extends through the valve element by working chamber and movable chamber,
The valve element part is stretched into first passage, and the valve element can be disconnected when acting or ON operation chamber, first passage；
First guide assembly, including fix guide's housing on a main housing and the guide being movably installed on guide's housing
Valve, the movable chamber is surrounded by guide's housing and main casing to be formed, and it is logical that second to be connected with movable chamber is provided with guide's housing
Road, the third channel being connected with interface channel, the pilot valve are used for be turned on or off second channel and third channel.
As a further improvement on the present invention, the valve rod that the pilot valve includes knob, is connected with knob, the knob turn
Move and drive valve rod axial displacement, second channel and third channel is turned on or off.
As a further improvement on the present invention, it is provided with guide's housing for the spacing of spacing valve rod inward displacement stroke
Part, the locating part screw in guide's housing by rotation mode, stopper slot and the locating part corresponding end are provided with valve rod
In stopper slot, after valve rod inward displacement to predeterminated position, the locating part corresponding end pushes against with spacing trench bottom.
As a further improvement on the present invention, the outlet passageway being connected with movable chamber is offered on a main housing.
As a further improvement on the present invention, be closely equipped with connecting rod in the middle part of valve element, the connecting rod head end be provided with
The boss of first passage adaptation, the connecting rod middle part to end are arranged with the spring for being resetted after valve element action, the connecting rod
Related spool displacement and working chamber can be retracted into, now boss is located in working chamber, working chamber and first passage conducting, removes external force
Afterwards, under the effect of spring-return power, the related valve core reset of connecting rod simultaneously makes boss block first passage, now first passage and work
Chamber disconnects.
As the further improvement of the present invention, the valve element outer wall passes through the sealing structure that is made up of back-up ring and O-ring
It is tightly connected with movable chamber, the outlet passageway is located between the sealing structure and working chamber.
As another improvement of the present invention, the interface channel is made up of a vertical and one horizontal two passes, wherein with first
The connected passage of passage connects with main casing outer wall and has plug in joint sealed set.
As a further improvement on the present invention, the third channel is made up of three passages bent, a middle passage
Connect with main casing outer wall and have plug in joint sealed set.
Based on above-mentioned technical proposal, the embodiment of the present invention can at least produce following technique effect：Integral structure layout is tight
Gather, connected between core assembly and interface channel using first guide assembly, swift to operate, reliable operation and easy to maintenance, contrast is existing
There is the ball-valve structure for being directly integrated and being arranged inside main casing, the present invention is further provided with guide's housing on a main housing, excellent
Change shell structure, movable chamber surrounded and formed by main casing and guide's housing, and set on guide's housing respectively with core assembly,
The passage that interface channel connects, and may be such that the loop of working chamber and pressure chamber is opened or closed, and enters one after pilot valve work
Step avoids the working stability sex chromosome mosaicism that the ball-valve structure of existing unidirectional limitation is brought, and the knot of guide's housing and pilot valve
Structure layout is more convenient for follow-up upkeep operation.
Brief description of the drawings
The embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is the structural representation of a preferred embodiment of the present invention.
In figure, 10, main casing；11st, pressure chamber；12nd, first passage；13rd, working chamber；14th, movable chamber；15th, interface channel；
16th, outlet passageway；20th, core assembly；21st, valve element；22nd, connecting rod；23rd, spring；30th, first guide assembly；31st, pilot valve；311st, revolve
Button；312nd, valve rod；3121st, stopper slot；32nd, guide's housing；321st, second channel；322nd, third channel；33rd, locating part；40th, keep off
Circle；50th, O-ring；60th, plug.
Embodiment
It is the specific embodiment of the present invention and with reference to accompanying drawing below, technical scheme is further described,
But the present invention is not limited to these embodiments.
Technical scheme provided by the invention is illustrated in more detail with reference to Fig. 1.
As shown in figure 1, this valve arrangement includes：
Main casing 10, be internally provided with pressure chamber 11, the working chamber 13 being connected by first passage 12 with pressure chamber 11,
The movable chamber 14 that is connected with working chamber 13, the interface channel 15 for UNICOM's movable chamber 14 and first passage 12, the connection are logical
Road 15 is arranged on the side of working chamber 13；
Core assembly 20, it includes being movably installed on main casing 10 and extending through by working chamber 13 and movable chamber 14
Valve element 21, the part of valve element 21 stretched into first passage 12, the valve element 21 can be disconnected when acting or ON operation chamber 13,
First passage 12；
First guide assembly 30, including guide's housing 32 for being fixed on main casing 10 and be movably installed on guide's housing 32
Pilot valve 31, the movable chamber 14 surrounded and formed by guide's housing 32 and main casing 10, is provided with guide's housing 32 and work
The connected second channel 321 of dynamic chamber 14, the third channel 322 being connected with interface channel 15, the pilot valve 31 for conducting or
Disconnect second channel 321 and third channel 322.
This valve arrangement is to enter back the valve arrangement after liquid threeway improves in mining environment, and it is correspondingly arranged in pressure chamber 11
Put, integral structure layout of the present invention is compact, is connected between core assembly 20 and interface channel 15 using first guide assembly 30, and operation is fast
Victory, reliable operation and easy to maintenance, contrast is existing to be directly integrated the ball-valve structure being arranged inside main casing 10, and this case is further
Guide's housing 32 is provided with main casing 10, optimizes shell structure, movable chamber 14 is surrounded by main casing 10 and guide's housing 32
Formed, and the passage to connect respectively with core assembly 20, interface channel 15 is set on guide's housing 32, and pilot valve 31 works
It may be such that the loop of working chamber 13 and pressure chamber 11 is opened or closed afterwards, further avoid the ball valve of existing unidirectional limitation
The working stability sex chromosome mosaicism that structure is brought, and the topology layout of guide's housing 32 and pilot valve 31 is more convenient for follow-up dimension
Protect operation.
To cause integral valve arrangement works relatively reliable, and existing ball-valve type fault of construction is further overcome, to integral valve
Housing and the pipeline arrangement of structure make further optimization and adjustment.
Specifically, the valve rod 312 that pilot valve 31 includes knob 311, is connected with knob 311, the knob 311 rotates and band
The axial displacement of ovable valve stem 312, second channel 321 and third channel 322 is set to be turned on or off；The valve rod 312 of i.e. first guide assembly 30
Axial straight-line displacement and then control being turned on or off for movable chamber 14 and interface channel 15.
In the present case, the middle part outer wall of valve rod 312 is provided with the passage that is communicated with second channel 321 and third channel 322, at this
Passage be around the passage on the middle part outer wall of valve rod 312；When being displaced outwardly in place, it is logical that the outer wall of valve rod 312 closes second
Road 321, now third channel 322 and second channel 321 disconnect；During inward displacement, passage and second channel on valve rod 312
321st, third channel 322 turns on, and then realizes that movable chamber 14 and interface channel 15 turn on.
Preferably, the locating part 33 for the spacing inward displacement stroke of valve rod 312, the limit are provided with guide's housing 32
Position part 33 screws in guide's housing 32 by rotation mode, and stopper slot 3121 and the correspondence of the locating part 33 are provided with valve rod 312
End is located in stopper slot 3121, after the inward displacement of valve rod 312 to predeterminated position, the corresponding end of locating part 33 with it is spacing
The bottom of groove 3121 pushes against.
After valve rod 312 is screwed into bottom, gag lever post is against the bottom of stopper slot 3121, and now valve rod 312 can not enter again, valve rod
312 when being gradually backed out, and gag lever post is motionless, but the relative position of gag lever post and stopper slot 3121 changes.
To cause each chamber and tube fit of overall valve arrangement even closer, ensure the stability of work, preferably exist
The outlet passageway 16 being connected with movable chamber 14 is offered on main casing 10.
Be equipped with connecting rod 22 the middle part of valve element 21 is close, the head end of connecting rod 22 be provided be adapted to first passage 12 it is convex
Platform, the middle part of connecting rod 22 to end are arranged with the spring 23 for being resetted after the action of valve element 21, and the connecting rod 22 can related valve
The displacement of core 21 is simultaneously retracted into working chamber 13, and now boss is located in working chamber 13, and working chamber 13 and first passage 12 turn on, and removes outer
After power, under the effect of the restoring force of spring 23, the related valve element 21 of connecting rod 22 resets and boss is blocked first passage 12, and now first
Passage 12 and working chamber 13 disconnect.
Further, the outer wall of valve element 21 by the sealing structure that back-up ring 40 and O-ring 50 are formed and movable chamber 14 by being sealed
Connection, the outlet passageway 16 is between the sealing structure and working chamber 13.
For further lifting channel layout and the convenience safeguarded, preferably interface channel 15 is by a vertical and one horizontal two passes group
Into, wherein connect with the passage that first passage 12 is connected with the outer wall of main casing 10 and have plug 60 in joint sealed set, should
The plug 60 at place is preferably that ball rises formula plug.
Further, third channel 322 is made up of three passages bent, a middle passage and the outer wall phase of main casing 10
Connect and there is ball to rise formula plug in joint sealed set, cleaning and safeguard it is more convenient.
On above-mentioned valve rod 312 with passage that second channel 321, third channel 322 are connected also it is corresponding preferably with guide's housing
32 outer walls connect and have ball to rise formula plug in joint sealed set.
Specific embodiment described herein is only to spirit explanation for example of the invention.Technology belonging to the present invention is led
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from the spiritual of the present invention or surmount scope defined in appended claims.
Claims (8)
- A kind of 1. valve arrangement, it is characterised in that：Including：Main casing, it is being internally provided with pressure chamber, the working chamber being connected by first passage with pressure chamber, is being connected with working chamber Movable chamber, the interface channel for UNICOM's movable chamber and first passage；Core assembly, it includes being movably installed on main casing and extends through the valve element by working chamber and movable chamber, described Valve element part is stretched into first passage, and the valve element can be disconnected when acting or ON operation chamber, first passage；First guide assembly, including fix guide's housing on a main housing and the pilot valve being movably installed on guide's housing, institute State movable chamber and surrounded by guide's housing and main casing and formed, be provided with guide's housing the second channel that is connected with movable chamber and The connected third channel of interface channel, the pilot valve are used for be turned on or off second channel and third channel.
- A kind of 2. valve arrangement according to claim 1, it is characterised in that：The pilot valve includes knob, is connected with knob Valve rod, the knob simultaneously drives valve rod axial displacement, second channel and third channel is turned on or off.
- A kind of 3. valve arrangement according to claim 2, it is characterised in that：On guide's housing be provided be used for spacing valve rod to The locating part of intrinsic displacement stroke, the locating part screw in guide's housing by rotation mode, stopper slot and institute are provided with valve rod Locating part corresponding end is stated to be located in stopper slot, after valve rod inward displacement to predeterminated position, the locating part corresponding end with Spacing trench bottom pushes against.
- A kind of 4. valve arrangement according to claim 1, it is characterised in that：Offer what is be connected with movable chamber on a main housing Outlet passageway.
- A kind of 5. valve arrangement according to claim 1, it is characterised in that：Connecting rod is closely equipped with the middle part of valve element, it is described Connecting rod head end is provided with the boss being adapted to first passage, is arranged with after being acted for valve element and resets to end in the middle part of the connecting rod Spring, the connecting rod related spool displacement and can be retracted into working chamber, and now boss is located in working chamber, working chamber and first logical Road turns on, and after removing external force, under the effect of spring-return power, the related valve core reset of connecting rod simultaneously makes boss block first passage, this When first passage and working chamber disconnect.
- A kind of 6. valve arrangement according to right wants 4, it is characterised in that：The valve element outer wall passes through by back-up ring and O-ring structure Into sealing structure and movable chamber be tightly connected, the outlet passageway is located between the sealing structure and working chamber.
- A kind of 7. valve arrangement according to claim 1, it is characterised in that：The interface channel is by a vertical and one horizontal two passes Composition, wherein the passage being connected with first passage connects with main casing outer wall and has plug in joint sealed set.
- A kind of 8. valve arrangement according to claim 1, it is characterised in that：The third channel is by three passage groups bending Into a middle passage connects with main casing outer wall and has plug in joint sealed set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710760084.2A CN107654428A (en) | 2017-08-28 | 2017-08-28 | A kind of valve arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710760084.2A CN107654428A (en) | 2017-08-28 | 2017-08-28 | A kind of valve arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107654428A true CN107654428A (en) | 2018-02-02 |
Family
ID=61128868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710760084.2A Pending CN107654428A (en) | 2017-08-28 | 2017-08-28 | A kind of valve arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107654428A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4257455A (en) * | 1979-09-06 | 1981-03-24 | Ross Operating Valve Company | Double safety valve for stamping presses and the like |
| JPH07305785A (en) * | 1994-05-10 | 1995-11-21 | Motoyama Seisakusho:Kk | Pilot valve |
| CN2610137Y (en) * | 2003-04-15 | 2004-04-07 | 黄培华 | Multifunction air control distribution valve |
| CN106151143A (en) * | 2016-06-29 | 2016-11-23 | 宁波文泽机电技术开发有限公司 | Luffing jib maintaining valve |
| CN207161412U (en) * | 2017-08-28 | 2018-03-30 | 宁波长壁流体动力科技有限公司 | A kind of valve arrangement |
-
2017
- 2017-08-28 CN CN201710760084.2A patent/CN107654428A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4257455A (en) * | 1979-09-06 | 1981-03-24 | Ross Operating Valve Company | Double safety valve for stamping presses and the like |
| JPH07305785A (en) * | 1994-05-10 | 1995-11-21 | Motoyama Seisakusho:Kk | Pilot valve |
| CN2610137Y (en) * | 2003-04-15 | 2004-04-07 | 黄培华 | Multifunction air control distribution valve |
| CN106151143A (en) * | 2016-06-29 | 2016-11-23 | 宁波文泽机电技术开发有限公司 | Luffing jib maintaining valve |
| CN207161412U (en) * | 2017-08-28 | 2018-03-30 | 宁波长壁流体动力科技有限公司 | A kind of valve arrangement |
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