CN108204469B - The dual-purpose high frequency rotary valve of novel gas-liquid - Google Patents
The dual-purpose high frequency rotary valve of novel gas-liquid Download PDFInfo
- Publication number
- CN108204469B CN108204469B CN201711301821.9A CN201711301821A CN108204469B CN 108204469 B CN108204469 B CN 108204469B CN 201711301821 A CN201711301821 A CN 201711301821A CN 108204469 B CN108204469 B CN 108204469B
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- Prior art keywords
- spool
- low
- pressure
- liquid channel
- pressure gas
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- 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
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/085—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
- F16K11/0856—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug having all the connecting conduits situated in more than one plane perpendicular to the axis of the plug
-
- 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
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/065—Construction of housing; Use of materials therefor of taps or cocks with cylindrical plugs
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Abstract
The invention discloses the dual-purpose high frequency rotary valves of novel gas-liquid, including pedestal, spool on the base is fixedly installed and is equipped with the valve pocket on spool, the two sides of the pedestal offer high pressure chest and low pressure chamber respectively, the upper plane of the pedestal offers the first high-pressure gas-liquid channel being connected to high pressure chest, the first low-pressure gas-liquid channel being connected to low pressure chamber；The spool bottom offers and the first high-pressure gas-liquid channel corresponding second high-pressure gas-liquid channel on pedestal in plane, with the first low-pressure gas-liquid channel corresponding second low-pressure gas-liquid channel, the first section and the second section are respectively equipped in the spool outer wall, the beneficial effects of the present invention are: passing through design transition valve core structure, and first through hole and the second through-hole are opened up on transition spool, pass through seal chamber between the closed type chamber and transition spool and spool between valve pocket and transition spool and height channel, low tension loop is staggeredly connected to and then realizes high frequency direction changing ratio function.
Description
Technical field
The present invention relates to component of machine technical fields, and in particular to the dual-purpose high frequency rotary valve of novel gas-liquid.
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.
Have at present realize high frequency flutter nuclear structure be hydraulic reversing valve based on, the rotation of exciting valve core is by watching
Motor driven is taken, the valve port area size for matching the groove circumferentially uniformly opened up along spool land with window on valve pocket is at week
The variation of phase property, and the groove mutual dislocation on adjacent shoulder cause to realize periodically-varied by the oil liquid direction of excitation valve.So
And according to it was verified that the rotary valve spool just will appear fever deformation when commutating frequency reaches 6000HZ or more seriously, to go out
Now with the stuck phenomenon that breaks of valve pocket.And due to opening up groove, and required precision with higher on spool, substantially increase
Manufacture difficulty and exchange cost, therefore special proposition " the dual-purpose high frequency rotary valve of novel gas-liquid " is come such issues that overcome.
Summary of the invention
In order to solve the problems in the existing technology, the Novel air high the present invention provides structurally reasonable, commutating frequency
The dual-purpose high frequency rotary valve of liquid.
Technical scheme is as follows:
The dual-purpose high frequency rotary valve of novel gas-liquid including pedestal, is fixedly installed spool on the base and is equipped in spool
On valve pocket, which is characterized in that the two sides of the pedestal offer high pressure chest and low pressure chamber, the upper plane of the pedestal respectively
The the first low-pressure gas-liquid channel for offering the first high-pressure gas-liquid channel being connected to high pressure chest and being connected to low pressure chamber；The spool
Bottom offers and the first high-pressure gas-liquid channel corresponding second high-pressure gas-liquid channel on pedestal in plane and low with first
Gas-liquid channel corresponding second low-pressure gas-liquid channel is pressed, is respectively equipped with the first section and the second section in the spool outer wall,
The high pressure spool outlet being connected to the second high-pressure gas-liquid channel is offered on first section, is offered on second section
The low pressure spool circuit being connected to the second low-pressure gas-liquid channel；Transition fuse, the spool are equipped between the spool and valve pocket
It is equipped with transition fuse so that the first section and the second section constitute seal chamber between transition fuse inner wall respectively；It is described
First step, second step and third step, the valve pocket and transition fuse is respectively set along axial direction on the outer wall of transition fuse
The first step and second step matched constitutes closed type chamber；It is being located at first step and the on the outer wall of the transition fuse
One group of first through hole is circumferentially offered between two steps, is being located at second step and third platform on the outer wall of the transition fuse
One group of second through-hole is circumferentially offered between rank, is punished on the valve pocket outer wall with first through hole and the second through-hole corresponding position
Oil inlet and outlet is not offered.
The dual-purpose high frequency rotary valve of the novel gas-liquid, which is characterized in that set between the upper end and valve pocket of the transition fuse
Have a thrust ball bearing, the lower end of the transition fuse and spool it is outer between be equipped with thrust ball bearing.
The dual-purpose high frequency rotary valve of the novel gas-liquid, which is characterized in that the first through hole and the second through-hole are respectively equipped with 7
It is a, and shifted to install between first through hole and the second through-hole.
The dual-purpose high frequency rotary valve of the novel gas-liquid, which is characterized in that the valve pocket is equipped with pressing sleeve.
The dual-purpose high frequency rotary valve of the novel gas-liquid, which is characterized in that the bottom of the valve pocket and the third of transition fuse
Detachable-type sealed ring is equipped between step.
The dual-purpose high frequency rotary valve of the novel gas-liquid, which is characterized in that the high pressure chest, the first high-pressure gas-liquid channel,
Two high-pressure gas-liquid channels and high pressure spool export mixes high-pressure passage, the low pressure chamber, the first low-pressure gas-liquid channel, the second low pressure
Gas-liquid channel and low pressure spool circuit constitute low tension loop.
The beneficial effects of the present invention are:
1) by design transition valve core structure, and first through hole and the second through-hole are opened up on transition spool, and first is logical
Hole is shifted to install with the second through-hole, by close between the closed type chamber and transition spool and spool between valve pocket and transition spool
Envelope chamber is staggeredly connected to height channel, low tension loop and then realizes commutation high-frequency functions, and first through hole and the second through-hole are in transition
Spool is respectively equipped with multiple, substantially increases the frequency of commutation.
2) since transition spool being arranged between spool and valve pocket, to reduce the processing request of spool and valve pocket, substantially
Degree reduces difficulty of processing, improves production efficiency.
3) since transition valve core rotation uses thrust ball bearing transition, significantly reduce the friction in motion process, significantly
Reducing the part distortion that friction generates influences, and significantly promotes upper frequency limit, while improving service life.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the schematic diagram of the section structure of the invention；
Fig. 3 is the structural schematic diagram of transition fuse of the present invention；
Fig. 4 is the structural schematic diagram of pedestal of the present invention and spool installation；
Fig. 5 is spool three dimensional structure diagram of the present invention；
In figure: 1- pedestal, 101- high pressure chest, 102- low pressure chamber, the first high-pressure gas-liquid of 103- channel, the first low pressure gas of 104-
Liquid channel, 2- spool, the second high-pressure gas-liquid of 201- channel, the second low-pressure gas-liquid of 202- channel, the outlet of 203- high pressure spool, 204-
Low pressure spool circuit, the first section 205-, the second section 206-, 3- transition fuse, 301- first step, 302- second step,
303- third step, 304- first through hole, the second through-hole of 305-, 4- valve pocket, 401- oil inlet and outlet, 5- pressing sleeve, 6- thrust ball axis
It holds, 7- sealing ring.
Specific embodiment
Below in conjunction with Figure of description, the invention will be further described.
As shown in Figs. 1-5, the dual-purpose high frequency rotary valve of novel gas-liquid, including pedestal 1, high pressure chest 101, low pressure chamber 102, first are high
Press gas-liquid channel 103, the first low-pressure gas-liquid channel 104, spool 2, the second high-pressure gas-liquid channel 201, the second low-pressure gas-liquid channel
202, high pressure spool exports 203, low pressure spool circuit 204, the first section 205, the second section 206,3 first step of transition fuse
301, second step 302, third step 303, first through hole 304, the second through-hole 305, valve pocket 4, oil inlet and outlet 401, pressing sleeve 5,
Thrust ball bearing 6 and sealing ring 7.Spool 2 is fixed on pedestal 1, and valve pocket 4 is equipped in spool 2, and valve pocket 4 is equipped with
Pressing sleeve 5, the two sides of pedestal 1 offer high pressure chest 101 and low pressure chamber 102 respectively, and the upper plane of pedestal 1 offers and high pressure chest
First high-pressure gas-liquid channel 103 of 101 connections, the first low-pressure gas-liquid channel 104 being connected to low pressure chamber 102；It opens 2 bottom of spool
Equipped with the first corresponding second high-pressure gas-liquid channel of high-pressure gas-liquid channel 103 201 in plane on pedestal 1, it is low with first
104 corresponding second low-pressure gas-liquid channel 202 of gas-liquid channel is pressed, is respectively equipped with the first section 205 and second on 2 outer wall of spool
Section 206, offer on the first section 205 be connected to the second high-pressure gas-liquid channel 201 high pressure spool outlet 203, second cuts
The low pressure spool circuit 204 being connected to the second low-pressure gas-liquid channel 202 is offered on face 206；It is equipped between spool 2 and valve pocket 4
Transition fuse 3 is equipped with thrust ball bearing 6, bottom and the transition fuse 3 of valve pocket 4 between the upper end and valve pocket 4 of transition fuse 3
Detachable-type sealed ring is equipped between third step 303；Spool 2 and transition fuse 3 are equipped with so that the first section 205 and the
Two sections 206 constitute seal chamber between 3 inner wall of transition fuse respectively；It is equipped with and pushes away between outside the lower end of transition fuse 3 and spool 2
Power ball bearing 6；First step 301, second step 302 and third step is respectively set along axial direction on the outer wall of transition fuse 3
303, the first step 301 and second step 302 that valve pocket 4 is matched with transition fuse 3 constitute closed type chamber；Transition fuse 3
One group of first through hole 304, transition fuse 3 are circumferentially being offered between first step 301 and second step 302 on outer wall
Outer wall on one group of second through-hole 305, and first are circumferentially being offered between second step 302 and third step 303
Through-hole 304 and the second through-hole 305 are respectively equipped with 7, and shift to install between first through hole 304 and the second through-hole 305；Valve pocket 4
On offer two oil inlet and outlets 401 corresponding with first through hole 304 and 305 position of the second through-hole respectively.
High pressure chest 101, the first high-pressure gas-liquid channel 103, the second high-pressure gas-liquid channel 201 and high pressure spool export 203 structures
At high-pressure passage, the low pressure chamber 102, the first low-pressure gas-liquid channel 104, the second low-pressure gas-liquid channel 202 and low pressure spool are returned
Road 204 constitutes low tension loop.
Spool 2 is fixed on pedestal 1, by the first high-pressure gas-liquid channel 103 and the first low-pressure gas-liquid channel 104 respectively with
The high pressure chest 101 of pedestal 1 is connected with low pressure chamber 102, and transition fuse 3 opens up two rows of through-holes to intermesh, and respectively first
Through-hole 304, the second through-hole 305, and every row is equipped with 7, is uniformly distributed on 3 outer wall of transition fuse, in conjunction with pedestal 1 and spool 2
On high-pressure passage and low tension loop, can be realized transition rotor rotation one circle realize 14 times commutation i.e. it is every 12.8 ° realize one
The handoff functionality of secondary high-low pressure.
Spool 2 is installed at the inner hole of transition fuse 3, and valve pocket 4 is installed on 3 periphery of transition fuse, by transition fuse 3
First step 301, second step 302, third step 303 and valve pocket 4 form two cavitys being completely closed, in conjunction with inner hole with
The type chamber of the composition of the first section 205 and the second section 206 of spool 2 realizes high-low pressure by the rotation of transition fuse 3
Switching output.
Working principle:
When the first through hole 304 of transition fuse 3 is connected to high-pressure passage, due to the first through hole 304 on transition fuse 3
It is shifted to install with the second through-hole 305, the second through-hole 305 of transition fuse 3 is connected to low tension loop at this time, due to transition fuse 3
Two closed chambers are constituted between the first step 301 and second step 302 and valve pocket 4 opened up, the high pressure of 4 top of valve pocket connection at this time is logical
Road, lower part are connected to low tension loop, and transition fuse 3 is made to rotate 12.8 °, after transition fuse 3 rotates 12.8 °, transition spool at this time
First through hole 304 be connected to low tension loop, the second through-hole 305 is connected to high-pressure passage, then formed valve pocket top connection
Low tension loop, lower part connect high-pressure passage, then form primary commutation.
The rotary valve collectively forms sealing and resistance reducing effect by pressing sleeve 5, thrust ball bearing 6 and sealing ring 7, passes through a cycle
Rotation 14 commutation functions may be implemented, set motor speed separately as 3000 revs/min, then amplify by the revolving speed of retarder
Under, biggish switching frequency may be implemented, the electrodeless adjustment of whole commutating frequency is then realized by the adjustment to motor speed.
And friction minimum between spool 2, transition fuse 3, valve pocket 4 overcomes the size generated due to frictional heat generation to the full extent
Deformation and cause unitary rotation to cannot achieve problem.Due to transition fuse 3 presence for spool 2 and valve pocket 4 processing request
It is greatly lowered, improves whole manufacture simplicity and exchanges performance.
Claims (5)
1. the dual-purpose high frequency rotary valve of novel gas-liquid including pedestal (1), the spool (2) being fixed on pedestal (1) and is equipped with
Valve pocket (4) on spool (2), which is characterized in that the two sides of the pedestal (1) offer high pressure chest (101) and low respectively
Press chamber (102), the upper plane of the pedestal (1) offer the first high-pressure gas-liquid channel (103) being connected to high pressure chest (101) and
The first low-pressure gas-liquid channel (104) being connected to low pressure chamber (102)；Spool (2) bottom offers and plane on pedestal (1)
On first high-pressure gas-liquid channel (103) corresponding second high-pressure gas-liquid channel (201) and with the first low-pressure gas-liquid channel
(104) corresponding second low-pressure gas-liquid channel (202) are respectively equipped with the first section (205) and on spool (2) outer wall
Two sections (206) offer the high pressure spool being connected to the second high-pressure gas-liquid channel (201) on first section (205)
It exports (203), offers the low pressure spool circuit being connected to the second low-pressure gas-liquid channel (202) on second section (206)
(204)；Transition fuse (3) are equipped between the spool (2) and valve pocket (4), the spool (2) sets with transition fuse (3) cooperation
It sets so that the first section (205) and the second section (206) constitute seal chamber between transition fuse (3) inner wall respectively；The mistake
It crosses on the outer wall of fuse (3) and first step (301), second step (302) and third step (303), institute is respectively set along axial direction
It states valve pocket (4) and passes through composition closed type chamber between first step (301) and second step (302) and transition fuse (3)；The mistake
Cross on the outer wall of fuse (3) circumferentially offered between first step (301) and second step (302) one group first it is logical
Hole (304) is circumferentially opened between second step (302) and third step (303) on the outer wall of the transition fuse (3)
Equipped with one group of second through-hole (305), shifted to install between the first through hole (304) and the second through-hole (305)；The valve pocket
(4) oil inlet and outlet (401) are offered respectively with first through hole (304) and the second through-hole (305) corresponding position on outer wall；It is described
High pressure chest (101), the first high-pressure gas-liquid channel (103), the second high-pressure gas-liquid channel (201) and high pressure spool export (203) structure
At high-pressure passage, the low pressure chamber (102), the first low-pressure gas-liquid channel (104), the second low-pressure gas-liquid channel (202) and low pressure
Spool circuit (204) constitutes low tension loop.
2. the dual-purpose high frequency rotary valve of novel gas-liquid according to claim 1, which is characterized in that the transition fuse (3) it is upper
Be equipped with thrust ball bearing (6) between end and valve pocket (4), the lower end of the transition fuse (3) and spool (2) outside between equipped with thrust
Ball bearing (6).
3. the dual-purpose high frequency rotary valve of novel gas-liquid according to claim 1, which is characterized in that the first through hole (304) with
Second through-hole (305) is respectively equipped with 7.
4. the dual-purpose high frequency rotary valve of novel gas-liquid according to claim 1, which is characterized in that the valve pocket (4) is equipped with pressure
It covers (5).
5. the dual-purpose high frequency rotary valve of novel gas-liquid according to claim 1, which is characterized in that the bottom of the valve pocket (4) with
Detachable-type sealed ring (7) are equipped between the plane of the third step (303) of transition fuse (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711301821.9A CN108204469B (en) | 2017-12-10 | 2017-12-10 | The dual-purpose high frequency rotary valve of novel gas-liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711301821.9A CN108204469B (en) | 2017-12-10 | 2017-12-10 | The dual-purpose high frequency rotary valve of novel gas-liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108204469A CN108204469A (en) | 2018-06-26 |
| CN108204469B true CN108204469B (en) | 2019-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711301821.9A Active CN108204469B (en) | 2017-12-10 | 2017-12-10 | The dual-purpose high frequency rotary valve of novel gas-liquid |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608701A (en) * | 2008-06-20 | 2009-12-23 | 深圳市中科力函热声技术工程研究中心有限公司 | Rotary valve |
| CN101839356A (en) * | 2010-05-14 | 2010-09-22 | 南京柯德超低温技术有限公司 | Non-wear gas distributing valve for low-temperature refrigerator |
| CN201851713U (en) * | 2010-02-05 | 2011-06-01 | 刘胜 | Control rotating valve |
| CN102261360A (en) * | 2011-07-08 | 2011-11-30 | 华侨大学 | Multi-waveform hydraulic rotary valve for hydraulic vibration exciter |
| CN202451488U (en) * | 2012-02-15 | 2012-09-26 | 武汉科技大学 | Electric liquid corner self-servo valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9611946B1 (en) * | 2015-08-17 | 2017-04-04 | Google Inc. | Rotary hydraulic valve |
-
2017
- 2017-12-10 CN CN201711301821.9A patent/CN108204469B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608701A (en) * | 2008-06-20 | 2009-12-23 | 深圳市中科力函热声技术工程研究中心有限公司 | Rotary valve |
| CN201851713U (en) * | 2010-02-05 | 2011-06-01 | 刘胜 | Control rotating valve |
| CN101839356A (en) * | 2010-05-14 | 2010-09-22 | 南京柯德超低温技术有限公司 | Non-wear gas distributing valve for low-temperature refrigerator |
| CN102261360A (en) * | 2011-07-08 | 2011-11-30 | 华侨大学 | Multi-waveform hydraulic rotary valve for hydraulic vibration exciter |
| CN202451488U (en) * | 2012-02-15 | 2012-09-26 | 武汉科技大学 | Electric liquid corner self-servo valve |
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| Publication number | Publication date |
|---|---|
| CN108204469A (en) | 2018-06-26 |
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