CN208364856U - A kind of gas liquid two purpose high frequency rotary valve - Google Patents
A kind of gas liquid two purpose high frequency rotary valve Download PDFInfo
- Publication number
- CN208364856U CN208364856U CN201820388291.XU CN201820388291U CN208364856U CN 208364856 U CN208364856 U CN 208364856U CN 201820388291 U CN201820388291 U CN 201820388291U CN 208364856 U CN208364856 U CN 208364856U
- Authority
- CN
- China
- Prior art keywords
- rotation section
- high frequency
- valve
- gas liquid
- rotary valve
- 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.)
- Active
Links
Landscapes
- Multiple-Way Valves (AREA)
Abstract
The utility model relates to rotary valve field, especially a kind of gas liquid two purpose high frequency rotary valve.The gas liquid two purpose high frequency rotary valve, including fixed spool, rotation section, valve pocket, there is fluid chamber between rotation section and valve sleeving inner wall, rotation section or valve pocket are fixed with the stripper loop for fluid chamber to be separated into upper chamber, lower chambers, valve pocket offers upper through-hole corresponding with upper chamber, lower chambers, lower through-hole respectively, and rotation section offers multiple upper commutation holes corresponding with upper chamber, lower chambers, multiple lower commutation holes respectively；Realize that realization high frequency direction changing ratio function is staggeredly linked up in commutation hole above and below and the channel of upper and lower chamber by stripper loop, rotation section can be separately machined, reduces difficulty of processing；Rotation section rotation uses bearing transition, reduces the friction in motion process, and reducing the part distortion that friction generates influences, and improves upper frequency limit.
Description
Technical field
The present invention relates to rotary valve field, especially a kind of gas liquid two purpose high frequency rotary valve.
Background technique
It is an important tests in modern processing technical field that exciting, which combines test with other process equipments, existing
It has been widely used in many important machining production fields, including the various components manufacture in industrial production, structure
The everyways such as part production assembly and material preparation, which need flutter to test in conjunction with production equipment, can just be accurately determined theirs
Mechanical property determines the superiority and inferiority of product, calculates fatigue life of material etc.；It needs to pass through flutter in Building Engineering Design
The shock resistance of engineering is determined to simulate amplitude and the frequency test of earthquake；Excitation system can be with by the difference of its exciting mode
It is divided into 3 classes: mechanical shaker, electrohydraulic shaker and electrodynamic vibration shaker.
China Patent Publication No. is a kind of high-frequency hydraulic rotary valve of CN102619798A, belongs to technical field of hydraulic elements, is turned
Valve is made of parts such as valve body, spool, valve pocket and transmission shafts；There are five sections of complete cylindrical surfaces on spool, between being formed with valve opening
Valve is separated into four sealing sections by gap sealing；First sealing section is functionally equivalent to two position and four-way reversing valve of routine,
It is to lead directly to two position and four-way reversing valves that right position is M type slide valve function that second to the 4th sealing section, which forms a left position,；Spool is adopted
Firmly balanced design realizes the switching of oil circuit high frequency by control motor driven high speed rotation；Of the invention is mainly characterized by commutation frequency
Rate is high, and commutating frequency and valve port opening can be automatically controlled by the revolving speed and corner of spool by control motor, compact-sized, can use
In the more demanding occasion of the commutating frequency to valve such as hydraulic vibrating system.
It can be seen that have at present realize high frequency flutter nuclear structure be hydraulic reversing valve based on.
Summary of the invention
It is an object of that present invention to provide a kind of new structural gas liquid two purpose high frequency rotary valves.
In order to achieve the above-mentioned advantages, the present invention provides gas liquid two purpose high frequency rotary valve, including fixed spool, rotation section, valve pocket, the valve
Set is tightly connected with the fixed spool, which is contained in the valve pocket, and the rotation section and the valve pocket are rotated by bearing and connected
It connects, which has the cylinder being contained in the rotation section, which offers the high-pressure fluid being axially arranged
Slot, low-pressure fluid slot, the fixed spool have high-pressure channel and use for the high-pressure fluid slot to be connect with high-pressure fluid source
In the low-pressure channel for connecting the low-pressure fluid slot with low pressure fluid source, there is fluid cavity between the rotation section and the valve sleeving inner wall
Room, the rotation section or the valve pocket are fixed with the stripper loop for the fluid chamber to be separated into upper chamber, lower chambers, which opens
Equipped with upper through-hole corresponding with the upper chamber, the lower chambers, lower through-hole respectively, the rotation section offer respectively with the upper chamber,
The corresponding multiple upper commutation holes of the lower chambers, multiple lower commutation holes；When on this commutate hole turn to it is corresponding with the high-pressure fluid slot
Position when the lower commutation hole it is corresponding with the low-pressure fluid slot, when the lower commutation hole turns to position corresponding with the high-pressure fluid slot
Commutation hole is corresponding with the low-pressure fluid slot on this when setting.
In one embodiment of the invention, the stripper loop by the fluid chamber be hermetically separated into upper chamber, under
Chamber.
In one embodiment of the invention, the fixed spool or the valve pocket are fixed with above the stripper loop
Upper sealing ring and the lower sealing ring below the stripper loop.
In one embodiment of the invention, the gas liquid two purpose high frequency rotary valve further includes connecting with the fixed spool admittedly
Fixed pedestal, the pedestal is equipped with the high pressure connecting hole being connected to respectively with the high-pressure channel, the low-pressure channel, low pressure is connect
Hole.
In one embodiment of the invention, the valve pocket includes upper valve sleeve and lower valve sleeve.
In one embodiment of the invention, the fixed spool has between the lower valve sleeve and the pedestal
Connecting plate.
In one embodiment of the invention, the rotation section has for the shaft that connects with servo motor, and described turn
Axis passes through the valve pocket, and the bearing is between the valve pocket and the shaft.
In one embodiment of the invention, the bearing is thrust ball bearing.
In the present invention, realize that realization high frequency is staggeredly linked up in commutation hole above and below and the channel of upper and lower chamber by stripper loop
Commutation function, rotation section can be separately machined, reduce difficulty of processing；Rotation section rotation uses bearing transition, reduces and is moved through
Friction in journey, reducing the part distortion that friction generates influences, and improves upper frequency limit.
Detailed description of the invention
Fig. 1 show the structural schematic diagram of the gas liquid two purpose high frequency rotary valve of first embodiment of the invention.
Fig. 2 show the explosive view of the gas liquid two purpose high frequency rotary valve of Fig. 1.
Fig. 3 show the schematic cross-sectional view of the gas liquid two purpose high frequency rotary valve of Fig. 1.
Fig. 4 show the schematic cross-sectional view of the pedestal of the gas liquid two purpose high frequency rotary valve of Fig. 1.
Fig. 5 show the schematic diagram of the gas liquid two purpose high frequency rotary valve first direction of Fig. 1.
Fig. 6 show the schematic diagram of the gas liquid two purpose high frequency rotary valve second direction of Fig. 1.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to specific embodiment, structure, feature and its effect is proposed according to the present invention, detailed description is as follows.
Referring to Figure 1-4, the gas liquid two purpose high frequency rotary valve of first embodiment of the invention, including fixed spool 1, rotation section 2,
Valve pocket 3, the pedestal 4 being connected and fixed with fixed spool 1, valve pocket 3 and fixed spool 1 are tightly connected, and rotation section 2 is contained in valve pocket 3
Interior, rotation section 2 is rotatablely connected with valve pocket 3 by bearing 6, and fixed spool 1 has the cylinder 11 being contained in rotation section 2, cylinder
11 outer peripheral surfaces offer the high-pressure fluid slot 111 being axially arranged, low-pressure fluid slot 112, and fixed spool 1 has for by high-pressure spray
High-pressure channel 12 that body slot 111 is connect with high-pressure fluid source and low for low-pressure fluid slot 112 to be connect with low pressure fluid source
Pressure passageway 13, has fluid chamber 5 between 3 inner wall of rotation section 2 and valve pocket, and rotation section 2 or valve pocket 3 are fixed with for by fluid cavity
Room 5 is separated into the stripper loop a1 of upper chamber 51, lower chambers 52, and valve pocket 3 offers corresponding with upper chamber 51, lower chambers 52 respectively
Upper through-hole 31, lower through-hole 32, rotation section 2 offer respectively multiple upper commutation holes 21 corresponding with upper chamber 51, lower chambers 52,
Multiple lower commutation holes 22；It commutates at present hole 22 and low pressure when upper commutation hole 21 turns to position corresponding with high-pressure fluid slot 111
Fluid slot 112 is corresponding, hole 22 of commutating instantly turn to when high-pressure fluid 111 corresponding position of slot on commutate hole 21 and lowpressure stream
Body slot 112 is corresponding, and fixed spool 1 or valve pocket 3 are fixed with the upper sealing ring a2 above stripper loop a1 and are located at stripper loop a1
The lower sealing ring a3 of lower section, pedestal 4 are equipped with the high pressure connecting hole 41 being connected to respectively with high-pressure channel 12, low-pressure channel 13, low pressure
Connecting hole 42, valve pocket 3 include upper valve sleeve 33 and lower valve sleeve 34, and fixed spool 1 has the company between lower valve sleeve 34 and pedestal 4
Fishplate bar 14, rotation section 2 have for the shaft 23 that connect with servo motor, shaft 23 across valve pocket 3, bearing 6 be located at valve pocket 3 and
Between shaft 23, bearing 6 is thrust ball bearing.
Fig. 5-6 is referred to, commutate primary status diagram, and filled arrows indicate that high-pressure passage, hollow arrow indicate low
Road is pushed back, when the upper commutation hole 21 of rotation section 2 and high-pressure channel 12 are linked up, due to the mutual wrong structural relations in two rows of commutation holes,
The lower commutation hole 22 of rotation section 2 and low-pressure channel 13 are linked up at this time, and the upper through-hole 31 of valve pocket 3 passes through upper chamber 51 and above changes at this time
It is linked up to hole 21, lower through-hole 32 is linked up by the lower commutation of lower chambers 52 hole 22, after rotation section 2 rotates 12.8 °, is rotated at this time
The lower commutation hole 22 in portion 2 and high-pressure channel 12 are linked up, and upper commutation hole 21 is linked up with low-pressure channel 13, form the lower through-hole of valve pocket 3
32 are linked up by lower chambers 52 and lower commutation hole 22, and upper through-hole 31 is linked up by upper chamber 51 and upper commutation hole 21, are then formed
Primary commutation.
Last mechanism collectively forms sealing by lower valve sleeve 34, thrust ball bearing and sealing ring 7 and will hinder effect, passes through one
14 commutation functions may be implemented in the rotation in period, set motor speed separately as 3000 revs/min, then the revolving speed for passing through retarder
Under amplification, biggish switching frequency may be implemented, the stepless of whole commutating frequency is then realized by the adjustment to motor speed
Adjustment, and fixed spool 1, rotation section 2, friction minimum between valve pocket 3 are overcome to the full extent since frictional heat generation produces
Raw size deformation and cause unitary rotation to cannot achieve problem.
In the present invention, realize that realization high frequency is staggeredly linked up in commutation hole above and below and the channel of upper and lower chamber by stripper loop
Commutation function, rotation section can be separately machined, reduce difficulty of processing；Rotation section rotation uses bearing transition, reduces and is moved through
Friction in journey, reducing the part distortion that friction generates influences, and improves upper frequency limit.
More than, it is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, although this
Invention has been disclosed in a preferred embodiment above, and however, it is not intended to limit the invention, any person skilled in the art,
It does not depart within the scope of technical solution of the present invention, when the technology contents using the disclosure above make a little change or are modified to equivalent
The equivalent embodiment of variation, but without departing from the technical solutions of the present invention, according to the technical essence of the invention to the above reality
Any simple modification, equivalent variations and modification made by example are applied, all of which are still within the scope of the technical scheme of the invention.
Claims (8)
1. a kind of gas liquid two purpose high frequency rotary valve, which is characterized in that including fixed spool, rotation section, valve pocket, which fixes with this
Seal spool connection, the rotation section are contained in the valve pocket, and the rotation section and the valve pocket are rotatablely connected by bearing, the fixed valve
Core has the cylinder being contained in the rotation section, which offers high-pressure fluid slot, the low-pressure fluid being axially arranged
Slot, the fixed spool have for by high-pressure channel that the high-pressure fluid slot is connect with high-pressure fluid source and being used for the low pressure
The low-pressure channel that fluid slot is connect with low pressure fluid source has fluid chamber, the rotation section between the rotation section and the valve sleeving inner wall
Or the valve pocket is fixed with the stripper loop for the fluid chamber to be separated into upper chamber, lower chambers, the valve pocket offer respectively with
The upper chamber, the corresponding upper through-hole of the lower chambers, lower through-hole, the rotation section offer respectively with the upper chamber, the lower chambers pair
Multiple upper commutation holes, the multiple lower commutation holes answered；It should when hole of commutating on this turns to position corresponding with the high-pressure fluid slot
Lower commutation hole is corresponding with the low-pressure fluid slot, changes on this when the lower commutation hole turns to position corresponding with the high-pressure fluid slot
The Xiang Kongyu low-pressure fluid slot is corresponding.
2. gas liquid two purpose high frequency rotary valve according to claim 1, which is characterized in that the stripper loop is by the fluid chamber
Hermetically it is separated into upper chamber, lower chambers.
3. gas liquid two purpose high frequency rotary valve according to claim 2, which is characterized in that the fixed spool or the valve pocket are solid
Surely there are the upper sealing ring above the stripper loop and the lower sealing ring below the stripper loop.
4. gas liquid two purpose high frequency rotary valve according to claim 3, which is characterized in that the gas liquid two purpose high frequency rotary valve also wraps
The pedestal being connected and fixed with the fixed spool is included, the pedestal is equipped with to be connected with the high-pressure channel, the low-pressure channel respectively
Logical high pressure connecting hole, low pressure connecting hole.
5. gas liquid two purpose high frequency rotary valve according to claim 4, which is characterized in that the valve pocket includes upper valve sleeve and lower valve
Set.
6. gas liquid two purpose high frequency rotary valve according to claim 5, which is characterized in that the fixed spool has positioned at described
Connecting plate between lower valve sleeve and the pedestal.
7. gas liquid two purpose high frequency rotary valve according to claim 6, which is characterized in that the rotation section, which has, to be used for and servo
The shaft of motor connection, the shaft pass through the valve pocket, and the bearing is between the valve pocket and the shaft.
8. gas liquid two purpose high frequency rotary valve according to any one of claims 1-7, which is characterized in that the bearing is to push away
Power ball bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820388291.XU CN208364856U (en) | 2018-03-21 | 2018-03-21 | A kind of gas liquid two purpose high frequency rotary valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820388291.XU CN208364856U (en) | 2018-03-21 | 2018-03-21 | A kind of gas liquid two purpose high frequency rotary valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208364856U true CN208364856U (en) | 2019-01-11 |
Family
ID=64922140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820388291.XU Active CN208364856U (en) | 2018-03-21 | 2018-03-21 | A kind of gas liquid two purpose high frequency rotary valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208364856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266613A (en) * | 2021-03-23 | 2021-08-17 | 同济大学 | Large-flow shaft flow distribution proportion servo valve |
-
2018
- 2018-03-21 CN CN201820388291.XU patent/CN208364856U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113266613A (en) * | 2021-03-23 | 2021-08-17 | 同济大学 | Large-flow shaft flow distribution proportion servo valve |
| CN113266613B (en) * | 2021-03-23 | 2022-08-05 | 同济大学 | Large-flow shaft flow distribution proportion servo valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102388299B1 (en) | Multi Sealing High Speed Solenoid Valve | |
| CN107605844B (en) | Rotary hydraulic cylinder | |
| CN208364856U (en) | A kind of gas liquid two purpose high frequency rotary valve | |
| CN108779869A (en) | Motor-driven valve and refrigerating circulation system | |
| CN105402188A (en) | Servo controllable high-speed rotating shunting reversing valve | |
| CN110440032B (en) | Multi-station pneumatic reversing valve | |
| CN113090604B (en) | 1D holds multi-functional intelligent control change valve function module unit of chamber formula | |
| CN111749939A (en) | Large-traffic two-dimensional piston flow servo valve | |
| CN103104569A (en) | Three-position four-way water pressure magnetic exchange valve used in deep sea | |
| CN209569366U (en) | Novel three-way shuttle valve | |
| CN211116881U (en) | Large-flow two-dimensional half-bridge type electro-hydraulic proportional reversing valve | |
| CN207848491U (en) | Plane sealing type check valve and high pressure reciprocating pump | |
| CN109578355B (en) | Full-bridge type pilot control switch valve | |
| CN106763994B (en) | Inclined wing torque motor with external coil | |
| CN210218281U (en) | 2D valve core reciprocating swing and continuous rotation switching structure | |
| CN104154068A (en) | Corner self-servo valve control annular cylinder | |
| CN205478035U (en) | High pressure fuel solenoid valve | |
| CN212899210U (en) | Two-degree-of-freedom torque motor based on annular air gap | |
| CN108458133A (en) | It is a kind of using double clamp structure and using special seal rotary type four-way reversal valve | |
| CN104344014A (en) | Four-way valve and air-conditioner | |
| CN208236817U (en) | A kind of hydraulic cylinder drive system | |
| CN113775597A (en) | Piston type three-position pressure cylinder | |
| CN108204469B (en) | The dual-purpose high frequency rotary valve of novel gas-liquid | |
| CN104763604B (en) | For controlling the alternation flow pump of hydraulic shock excitation system | |
| CN105605013B (en) | Both ends damping type variable leads control type 2D electro-hydraulic proportion reversing valves |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |