CN103671327B - A kind of pulse proportional valve - Google Patents
A kind of pulse proportional valve Download PDFInfo
- Publication number
- CN103671327B CN103671327B CN201310702876.6A CN201310702876A CN103671327B CN 103671327 B CN103671327 B CN 103671327B CN 201310702876 A CN201310702876 A CN 201310702876A CN 103671327 B CN103671327 B CN 103671327B
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- CN
- China
- Prior art keywords
- pipeline
- pipe
- spool
- piston
- electromagnetic coil
- 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.)
- Expired - Fee Related
Links
- 239000012530 fluid Substances 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 16
- 238000006073 displacement reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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- Magnetically Actuated Valves (AREA)
Abstract
The present invention proposes a kind of pulse proportional valve, including first pipe, baffle ring, spring, piston, cylinder body, the first electromagnetic coil, spool, second pipe, valve wall, the 3rd pipeline, the 4th pipeline and the second electromagnetic coil, second pipe is connected with valve wall, the upper end of second pipe is connected with the lower end of cylinder body, the lower end of the upper end connection first pipe of cylinder body；One end of 3rd pipeline is connected with valve wall, and the other end of the 3rd pipeline is connected with first pipe；One end of 4th pipeline is connected with valve wall, and the other end of the 4th pipeline is connected with second pipe；When spool is in right position, second pipe conducting, when spool is in left position, the 4th pipeline and the connection of the 3rd pipeline；Piston and baffle ring are arranged at cylinder interior, and piston can be moved up and down in cylinder interior, and baffle ring is equipped with a through hole.The configuration of the present invention is simple, compact can control certain quantity of fluid medium to enter hydraulic actuator under the action of a pulse period.
Description
Technical field
The present invention is a kind of hydraulic component.
Background technology
Although existing hydraulic valve species is various, certain quantity of fluid medium can be can control under the action of a pulse period
The valve of hydraulic actuator is entered, it is very rare.
Design can control certain quantity of fluid medium to enter the valve of hydraulic actuator under the action of a pulse period
Door seems highly significant.The displacement of number control hydraulic actuator, the frequency control by controlling pulse such as by controlling pulse
Hydraulic actuator speed processed.
The content of the invention
The present invention proposes a kind of pulse proportional valve, and the valve mechanism is simple, compact, can be in pulse period
Under effect, control certain quantity of fluid medium enters hydraulic actuator.
The present invention provides a kind of pulse proportional valves, under the action of a pulse period certain quantity of fluid can be controlled to be situated between
Matter enters hydraulic actuator；Including first pipe, baffle ring, spring, piston, cylinder body, the first electromagnetic coil, spool, second
Pipeline, valve wall, the 3rd pipeline, the 4th pipeline and the second electromagnetic coil, spool are arranged in valve wall, and the first electromagnetic coil is arranged on
Spool right end, the second electromagnetic coil are arranged on spool left end；Second pipe is connected with valve wall, the upper end of second pipe and cylinder body
Lower end connects, the lower end of the upper end connection first pipe of cylinder body；One end of 3rd pipeline is connected with valve wall, the 3rd pipeline it is another
End is connected with first pipe；One end of 4th pipeline is connected with valve wall, and the other end of the 4th pipeline is connected with second pipe；Spool
During in right position, second pipe conducting, the 4th pipeline and the 3rd pipeline disconnect, when spool is in left position, the 4th pipeline and the 3rd
Pipeline connects, and second pipe is closed；Piston and baffle ring are arranged at cylinder interior, and one end of spring is against on baffle ring, spring
The other end is against on piston, and piston can be moved up and down in cylinder interior, and baffle ring is equipped with a through hole, the inside of cylinder body and first
Pipeline is connected by through hole.
Preferably, when pulse proportional valve is in original state, liquid medium is inputted from second pipe, liquid medium can promote
Piston is moved upward to along cylinder body at baffle ring, and piston can force a certain amount of liquid medium in first pipe to be arranged by first pipe
Go out.
Preferably, the second electromagnetic coil is given to be powered, spool can be moved to the left, and second pipe can be closed, the 3rd pipeline and
4th pipeline is connected, and piston both ends liquid pressure is equal, and under the action of the spring, piston can be pulled to initial position.
Preferably, it is powered to the first electromagnetic coil, is powered off to the second electromagnetic coil, spool can moves right, the 3rd pipeline
It is turned off with the 4th connecting for pipeline, second pipe is switched on.
Preferably, the power on/off of the first electromagnetic coil and the second electromagnetic coil is controlled by pulse, and pulse is given birth to by computer
Into displacement and the speed of hydraulic actuator can be controlled.
Description of the drawings
Fig. 1 is a kind of structure diagram of pulse proportional valve in original state.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is a kind of schematic diagram of pulse proportional valve after baffle ring 2 is moved on piston 4.Arrow in Fig. 3 is represented on piston 4
During shifting, liquid medium flows mostly to.
Fig. 4 is the partial enlarged view of Fig. 3.
Fig. 5 is that spool 7 moves to left, after piston 4 moves down initial position, a kind of view of pulse proportional valve.Arrow in Fig. 5
Head represents in 4 folding process of piston that liquid medium flows mostly to.
Fig. 6 is the partial enlarged view of Fig. 5.
Attached drawing identifies
First pipe 1, baffle ring 2, spring 3, piston 4, cylinder body 5, the first electromagnetic coil 6, spool 7, second pipe 8, valve wall
9th, the 3rd pipeline 10, the 4th pipeline 11, the second electromagnetic coil 12.
Specific embodiment
A kind of pulse proportional valve specific work process is as follows：When a kind of pulse proportional valve is in original state, a kind of pulse
Proportional valve critical piece position is as shown in Figure 1.When a kind of pulse proportional valve is in original state, liquid is inputted from second pipe 8
Medium, liquid medium can promote piston 4 to be moved upward to along cylinder body 5 at baffle ring 2.Piston 4 is moved upward at baffle ring 2, meeting
A certain amount of liquid medium in first pipe 1 is forced to be discharged by first pipe 1.Piston 4 is moved upward at baffle ring 2, a kind of arteries and veins
The position for rushing proportional valve critical piece is as shown in Figure 3.When piston 4 shifts to baffle ring 2, main flow direction such as Fig. 3 of liquid medium
Shown in middle arrow.
Next it is powered to the second electromagnetic coil 12, spool 7 can be moved to the left.Spool 7 is moved to position as shown in Figure 5
When, second pipe 8 can be closed, and the 3rd pipeline 10 is connected with the 4th pipeline 11.At this point, the pressure of 4 both ends liquid medium of piston
It is strong equal.Under the action of spring 3, piston 4 can be pulled to initial position, as shown in Figure 5.Piston 4 is from 2 end of baffle ring to initial bit
When putting mobile, the main flow direction of liquid medium is as shown by the arrows in Figure 5.
Next it is powered, is powered off to the second electromagnetic coil 12, spool 7 can move right to the first electromagnetic coil 6.Spool 7
When moving right position as shown in Figure 1, the 3rd pipeline 10 is turned off with the 4th connecting for pipeline 11, and second pipe 8 is connected.One
Kind pulse proportional valve has been restored to state shown in FIG. 1.So far, a kind of pulse proportional valve completes a complete working cycles.
First electromagnetic coil 6 and 12 power on/off of the second electromagnetic coil can be controlled by pulse, and pulse can be generated by computer.
The displacement of some hydraulic actuators, speed are can control via a kind of pulse proportional valve computer.
Claims (5)
1. a kind of pulse proportional valve can control certain quantity of fluid medium to enter hydraulic pressure and hold under the action of a pulse period
Units；It is characterized in that including first pipe (1), baffle ring (2), spring (3), piston (4), cylinder body (5), the first electromagnetic coil
(6), spool (7), second pipe (8), valve wall (9), the 3rd pipeline (10), the 4th pipeline (11) and the second electromagnetic coil (12),
Spool (7) is arranged in valve wall (9), and the first electromagnetic coil (6) is arranged on spool (7) right end, and the second electromagnetic coil (12) is set
In spool (7) left end；Second pipe (8) is connected with valve wall (9), and the upper end of second pipe (8) is connected with the lower end of cylinder body (5),
The lower end of the upper end connection first pipe (1) of cylinder body (5)；One end of 3rd pipeline (10) is connected with valve wall (9), the 3rd pipeline
(10) the other end is connected with first pipe (1)；One end of 4th pipeline (11) is connected with valve wall (9), the 4th pipeline (11)
The other end is connected with second pipe (8)；When spool is in right position, second pipe (8) turns on, the 4th pipeline (11) and the 3rd pipeline
(10) disconnect, when spool is in left position, the 4th pipeline (11) is connected with the 3rd pipeline (10), and second pipe (8) is closed；Piston
(4) and baffle ring (2) is arranged at cylinder interior, and one end of spring (3) is against on baffle ring (2), and the other end of spring (3) is against work
Fill on (4), piston (4) can be moved up and down inside the cylinder body (5), and baffle ring (2) is equipped with a through hole, the inside of cylinder body (5) with
First pipe (1) is connected by through hole.
2. pulse proportional valve according to claim 1, it is characterized in that when pulse proportional valve is in original state, from the second pipe
Road (8) inputs liquid medium, and liquid medium can promote piston (4) to be moved upward to along cylinder body (5) at baffle ring (2), piston (4)
A certain amount of liquid medium in first pipe (1) can be forced to be discharged by first pipe (1).
3. pulse proportional valve according to claim 1, it is characterized in that be powered to the second electromagnetic coil (12), spool (7) meeting
It is moved to the left, second pipe (8) can be closed, and the 3rd pipeline (10) is connected with the 4th pipeline (11), piston (4) both ends liquid
Pressure is equal, and under the action of spring (3), piston (4) can be pulled to initial position.
4. pulse proportional valve according to claim 1, it is characterized in that being powered to the first electromagnetic coil (6), to the second electromagnetism
Coil (12) powers off, and spool (7) can move right, and the 3rd pipeline (10) is turned off with the 4th connecting for pipeline (11), the second pipe
Road (8) is switched on.
5. pulse proportional valve according to claim 1, it is characterized in that the first electromagnetic coil (6) and the second electromagnetic coil (12)
Power on/off controlled by pulse, pulse is generated by computer, can control displacement and the speed of hydraulic actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310702876.6A CN103671327B (en) | 2013-12-13 | 2013-12-13 | A kind of pulse proportional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310702876.6A CN103671327B (en) | 2013-12-13 | 2013-12-13 | A kind of pulse proportional valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103671327A CN103671327A (en) | 2014-03-26 |
| CN103671327B true CN103671327B (en) | 2018-05-25 |
Family
ID=50309845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310702876.6A Expired - Fee Related CN103671327B (en) | 2013-12-13 | 2013-12-13 | A kind of pulse proportional valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103671327B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106325116B (en) * | 2015-06-30 | 2020-07-21 | 上海梅山钢铁股份有限公司 | Remote switch type actuating mechanism and control method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2660257Y (en) * | 2003-11-06 | 2004-12-01 | 三角轮胎股份有限公司 | Pulse valve for duster |
| CN1570431A (en) * | 2004-05-13 | 2005-01-26 | 程安源 | Pulse type electrical control valve |
| JP2007058352A (en) * | 2005-08-22 | 2007-03-08 | Asahi Organic Chem Ind Co Ltd | Fluid controller |
| KR101122763B1 (en) * | 2011-09-19 | 2012-03-23 | 조진식 | Valve system of proportional pressure control related to liquid flow rate |
-
2013
- 2013-12-13 CN CN201310702876.6A patent/CN103671327B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103671327A (en) | 2014-03-26 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180525 |