CN108506715A - A kind of rotary fluid observing and controlling valve - Google Patents
A kind of rotary fluid observing and controlling valve Download PDFInfo
- Publication number
- CN108506715A CN108506715A CN201810270341.9A CN201810270341A CN108506715A CN 108506715 A CN108506715 A CN 108506715A CN 201810270341 A CN201810270341 A CN 201810270341A CN 108506715 A CN108506715 A CN 108506715A
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- Prior art keywords
- valve core
- valve
- oil
- hydraulic fluid
- bore
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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
- F16N—LUBRICATING
- F16N23/00—Special adaptations of check valves
Abstract
The invention discloses a kind of rotary fluid observing and controlling valves, including valve body and big valve core, valve chamber is offered on valve body, the upper and lower part of valve body is evenly equipped with four integral multiple hydraulic fluid port along the circumferential direction of valve chamber respectively, hydraulic fluid port is respectively used to connection oil inlet pipe or flowline, and connect the hydraulic fluid port interval setting of oil inlet pipe and flowline, big valve core is arranged in valve chamber, big valve core can rotate relative to valve chamber and keep sealing, the top of big valve core offers a upper valve core bore, the lower part of big valve core offers spool bore, and upper valve core bore is connected to lower valve core bore；Upper valve core bore is connected to the hydraulic fluid port on valve body top, and lower valve core bore is connected to the hydraulic fluid port of valve body lower portion.The rotary fluid observing and controlling valve of the present invention has the advantages that sealing effect is good, is not easy blocking, and may be selected to be multiple oil site fuel feeding.
Description
Technical field
The present invention relates to the lubricating grease traffic organising distributing valve technical fields that engineering machinery needs progress centralized lubrication, especially
It is to be related to a kind of rotary fluid observing and controlling valve.
Background technology
Currently, generally starting using concentration in the heavy mechanical equipment of the industries such as metallurgy, mine, building materials, electric power, chemical industry
Lubrication.But conventional control distributing valve is needed to the break-make control of runner everywhere in valve body, right since the runner for needing to control is more
Valve body requirement on machining accuracy is also high.Such as patent：(Authorization Notice No. is for a kind of fluid flow direction control valve and valve set system：
CN102022612B, authorized announcement date are on 04 03rd, 2013), even the switch command range of each runner is compressed to
4 millimeters, three millimeters of intermediate seal, along with driver slot is assembled end to end, the plunger of eight runners of control wants 100 millimeters at least
Long, plunger is long, and the volume of valve body also just must be big, it appears heavy, inexquisite.And the spool rated travel of wet electro-magnet
At 3 millimeters or so, seal length is shorter, and sealing effect is bound to poor；In addition, Fluid pressure is easy spool to press to oil pocket
On one side so that the frictional force of spool and valve body increases, and spool is not easy to act, and is susceptible to blocking phenomenon, and the higher card of oil pressure
Stifled phenomenon is more serious.
Invention content
The object of the present invention is to provide a kind of sealing effects rotary fluid observing and controlling valve that is good, being not easy blocking, in solution
State problem of the existing technology.
To achieve the above object, the present invention provides following schemes：
The present invention provides a kind of rotary fluid observing and controlling valve, including valve body and big valve core, valve is offered on the valve body
Chamber, the upper and lower part of the valve body are evenly equipped with the hydraulic fluid port of four integral multiple, the hydraulic fluid port along the circumferential direction of the valve chamber respectively
It is respectively used to connection oil inlet pipe or flowline, and connects the hydraulic fluid port interval setting of the oil inlet pipe and the flowline, institute
It states big valve core to be arranged in the valve chamber, the big valve core can rotate relative to the valve chamber and keep sealing, the big valve
The top of core offers a upper valve core bore, and the lower part of the big valve core offers spool bore, the upper valve core bore with it is described
Lower valve core bore is connected to；The upper valve core bore is connected to two hydraulic fluid ports that the valve body top is oppositely arranged, the bottom spool
Hole is connected to two hydraulic fluid ports that the valve body lower portion is oppositely arranged.
Preferably, further include small valve core, the small valve core is arranged in the spool mesoporous of the big valve core, the small valve core
It can slide and keep sealing, the upper valve core bore logical with the lower valve core bore in the axial direction relative to the spool mesoporous
The spool mesoporous connection is crossed, the seal length of the small valve core is less than the upper valve core bore and the maximum of the lower valve core bore is outer
It is intermarginal away from；The both ends of the spool mesoporous are respectively equipped with a plug, and the plug can limit the hermetic unit of the small valve core
The upper valve core bore and the lower valve core bore are not blocked.
Preferably, further include motor, the motor can drive the big valve core to be rotated in valve chamber.
Preferably, the hydraulic fluid port for connecting the oil inlet pipe is arranged in parallel by the oil circuit on the valve body；With the valve
The flowline of the hydraulic fluid port connection on body top is in parallel by the first oil circuit on pedestal, the oil outlet of first oil circuit and the
One oil site is connected to, and the flowline being connect with the hydraulic fluid port of the valve body lower portion is in parallel by the second oil circuit on pedestal, institute
The oil outlet for stating the second oil circuit is connected to the second oil site.
Preferably, the upper valve core bore is perpendiculared to one another with the lower valve core bore.
The present invention also provides a kind of rotary fluid observing and controlling valve, including valve body and big valve core, offered on the valve body
Valve chamber, the upper and lower part of the valve body are evenly equipped with four integral multiple hydraulic fluid port, the hydraulic fluid port along the circumferential direction of the valve chamber respectively
It is respectively used to connection oil inlet pipe or flowline, and connects the hydraulic fluid port interval setting of the oil inlet pipe and the flowline, institute
It states big valve core to be arranged in the valve chamber, the big valve core can rotate relative to the valve chamber and keep sealing, the big valve
The top of core offers a upper valve core bore, and the lower part of the big valve core offers spool bore, the upper valve core bore with it is described
Lower valve core bore is connected to；The upper valve core bore is connected to the hydraulic fluid port on the valve body top, the lower valve core bore with it is described
One hydraulic fluid port connection of valve body lower portion.
Preferably, further include small valve core, the small valve core is arranged in the spool mesoporous of the big valve core, the small valve core
It can slide and keep sealing, the upper valve core bore logical with the lower valve core bore in the axial direction relative to the spool mesoporous
The spool mesoporous connection is crossed, the seal length of the small valve core is less than the upper valve core bore and the maximum of the lower valve core bore is outer
It is intermarginal away from；The both ends of the spool mesoporous are respectively equipped with a plug, and the plug can limit the hermetic unit of the small valve core
The upper valve core bore and the lower valve core bore are not blocked.
Preferably, further include motor, the motor can drive the big valve core to be rotated in valve chamber.
Preferably, the hydraulic fluid port for connecting the oil inlet pipe is arranged in parallel by the oil circuit on the valve body；With the valve
Body top hydraulic fluid port connection either one or two of the flowline and it is adjacent thereto and connect with the hydraulic fluid port of the valve body lower portion one
A flowline is in parallel by the oil circuit on pedestal, and the oil outlet of the oil circuit is connected to oil site.
Preferably, the upper valve core bore is perpendiculared to one another with the lower valve core bore.
The present invention achieves following technique effect compared with the existing technology：
The hydraulic fluid port of the present invention is circumferentially uniformly distributed along valve chamber, and the distance between each hydraulic fluid port is big, and big valve core rotates in valve chamber, profit
The outer wall of big valve core is coordinated to seal with the circumferential distance of hydraulic fluid port, seal length is much larger than the displacement distance of electromagnet, each
Hydraulic fluid port is not easy string oil.
The big valve core of the present invention, will not sideslip respectively to stress balance so that big valve core all does slim and graceful and is not easy blocking；This
Outside, motor be applied to big valve core turning moment can be much larger than general electromagnet the driving force to spool, further decrease
The probability that blocking phenomenon occurs.
The rotary fluid observing and controlling valve of the present invention may be selected to be two or four oil site fuel feeding.
If being not provided with small valve core, the present invention can obtain continuous in the oil outlet of the first oil circuit and the oil outlet of the second oil circuit
It is fuel-displaced；If small valve core is arranged, the present invention can obtain quantitative in the oil outlet of the first oil circuit and the oil outlet of the second oil circuit
It is fuel-displaced.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the dimensional structure diagram of rotary fluid observing and controlling valve embodiment one of the present invention；
Fig. 2 is the schematic cross-sectional view one of Fig. 1；
Fig. 3 is the schematic cross-sectional view two of Fig. 1；
Fig. 4 is the working state figure one of embodiment one；
Fig. 5 is the working state figure two of embodiment one；
Fig. 6 is the dimensional structure diagram of rotary fluid observing and controlling valve embodiment two of the present invention；
Fig. 7 is the schematic cross-sectional view one of Fig. 6；
Fig. 8 is the schematic cross-sectional view two of Fig. 6；
Fig. 9 is the working state figure one of embodiment two；
Figure 10 is the working state figure two of embodiment two；
Figure 11 is the working state figure three of embodiment two；
Figure 12 is the working state figure four of embodiment two；
Wherein：1- valve bodies, 2- big valve cores, 3- upper valve core bore, 4- lower valve core bore, 5- small valve cores, 6- plugs, the first oil inlets of 7-
Mouthful, the first oil outlets of 8-, the second oil inlets of 9-, the second oil outlets of 10-, 11- third oil inlets, 12- third oil outlets, 13- the
Four oil inlets, the 4th oil outlets of 14-.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of sealing effects rotary fluid observing and controlling valve that is good, being not easy blocking, in solution
State problem of the existing technology.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
Embodiment one
As Figure 1-Figure 5：A kind of rotary fluid observing and controlling valve, including valve body 1 and big valve core 2 are present embodiments provided,
Offer valve chamber on valve body 1, the upper and lower part of valve body 1 respectively along the circumferential direction of valve chamber it is uniformly distributed there are four hydraulic fluid port, hydraulic fluid port difference
For connecting oil inlet pipe or flowline, and connect the hydraulic fluid port interval setting of oil inlet pipe and flowline.Preferably, 1 top of valve body is left
The hydraulic fluid port of side is set as the first oil inlet 7, and the hydraulic fluid port of upper front is set as the first oil outlet 8, and the hydraulic fluid port of upper right is set as second
Oil inlet 9, the hydraulic fluid port on rear side of top are set as the second oil outlet 10, and the hydraulic fluid port of lower left side is set as third oil inlet 11, before lower part
The hydraulic fluid port of side is set as third oil outlet 12, and the hydraulic fluid port on the right side of lower part is set as the 4th oil inlet 13, and the hydraulic fluid port of lower rearward side is set as
Four oil outlets 14.
Big valve core 2 is arranged in valve chamber, big valve core 2 and valve chamber clearance fit, so that big valve core 2 can be revolved relative to valve chamber
Turn and keep subject to sealing, big valve core 2 is preferably rotated by motor driving in valve chamber, and motor can be by any with big valve core 2
Connection structure be drivingly connected, such as shaft coupling, synchronous belt, gear.The top of big valve core 2 offers a upper valve core bore 3, big valve
The lower part of core 2 offers spool bore 4, and upper valve core bore 3 extends transversely through big valve core 2 with lower valve core bore 4 and communicates with each other；Upper valve
Core bore 3 is preferably perpendicular to each other setting with lower valve core bore 4.Upper valve core bore 3 is connected to two hydraulic fluid ports that 1 top of valve body is oppositely arranged,
Lower valve core bore 4 is connected to two hydraulic fluid ports that 1 lower part of valve body is oppositely arranged.The hydraulic fluid port of connection oil inlet pipe can pass through the oil on valve body 1
Road is arranged in parallel；To prevent oil site string oily, the flowline being connect with the hydraulic fluid port on 1 top of valve body can be passed through the on pedestal
One oil circuit is in parallel, and the oil outlet of the first oil circuit is connected to the first oil site, and the flowline being connect with the hydraulic fluid port of 1 lower part of valve body passes through
The second oil circuit on pedestal is in parallel, and the oil outlet of the second oil circuit is connected to the second oil site.The first oil outlet 8 is gone out with second
For hydraulic fluid port 10 by the parallel connection of the first oil circuit, third oil outlet 12 is in parallel by the second oil circuit with the 4th oil outlet 14.Pedestal phase at this time
When in two threeways integrated.
The operation principle of the present embodiment is：Big valve core 2 is in operating position as shown in Figure 4, at this time upper valve core bore 3 and
One oil inlet 7 is connected to the second oil inlet 9, and lower valve core bore 4 is connected to third oil outlet 12 and the 4th oil outlet 14, in oil pressure
Under effect, the lubricating oil in the oil inlet pipe being connected to the first oil inlet 7 and the second oil inlet 9 passes through third oil outlet 12 and the 4th
Oil outlet 14 flows out, and lubricating oil flow to the second oil site after converging by the second oil circuit on pedestal, can be implemented as the second profit
Sliding point continuous oil supply；Motor driving big valve core 2 is rotated by 90 °, and big valve core 2 is in operating position as shown in Figure 5, bottom spool at this time
Hole 4 is connected to third oil inlet 11 and the 4th oil inlet 13, and upper valve core bore 3 is connected to the first oil outlet 8 and the second oil outlet 10,
Under the action of oil pressure, the lubricating oil in the oil inlet pipe being connected to third oil inlet 11 and the 4th oil inlet 13 is fuel-displaced by first
Mouth 8 and the second oil outlet 10 flow out, and lubricating oil flow to the first oil site after converging by the first oil circuit on pedestal, may be implemented
For the first oil site continuous oil supply；Such cycle operation is two oil site fuel feeding.
As shown in figure 3, the rotary fluid observing and controlling valve of the present embodiment can also include small valve core 5, small valve core 5 is arranged big
In the spool mesoporous of spool 2, small valve core 5 can slide relative to spool mesoporous and keep sealing, upper valve core in the axial direction
Hole 3 is connected to lower valve core bore 4 by spool mesoporous, and the seal length of small valve core 5 is less than upper valve core bore 3 and lower valve core bore 4 most
Big outer rim spacing；The both ends of spool mesoporous are respectively equipped with a plug 6, and the hermetic unit that plug 6 can limit small valve core 5 does not block
Upper valve core bore 3 and lower valve core bore 4.Preferably, 5 both ends of small valve core are respectively provided with one section of limit shaft, when small valve core 5 move to top or
When the extreme position of lower part, the end of limit shaft is contacted with plug 6, forces 5 stop motion of small valve core, to prevent 5 envelope of small valve core
Stifled hydraulic fluid port.Certainly, oil inlet is may also set up relative to oil outlet closer to outer end, after small valve core 5 blocks oil outlet, small valve core
5 can be automatically stopped movement, to prevent small valve core 5 from blocking oil inlet.
In the state of provided with small valve core 5, operation principle is similar with the above-mentioned principle that small valve core 5 is not arranged, is distinguished as：
Under the action of oil inlet oil pressure, lubricating oil drives small valve core 5 to be moved to oil outlet side, quantitative lubricating oil is passed through fuel-displaced
Mouth is got, and small valve core 5, which is moved to after extreme position, to be stopped being oil site fuel feeding.In the state of provided with small valve core 5, this reality
It applies example and is also used as fluid measurement valve.
The present embodiment can be implemented as two oil sites and provide continuous or quantitative lubricating oil.It is relatively large in diameter in big valve core 2
In the case of, the upper and lower part of valve body 1 can be respectively along integral multiple (4N, N are natural number) a oil of the circumferential direction of valve chamber uniformly distributed four
Mouthful, to be embodied as two integral multiple (2N, N are natural number) a oil site fuel feeding.
Embodiment two
As shown in Fig. 6-Figure 12：The present embodiment and embodiment 1 difference lies in：Upper valve core bore 3 is with lower valve core bore 4 in transverse direction
Only run through the half of big valve core 2, upper valve core bore 3 is connected to a hydraulic fluid port on 1 top of valve body, lower valve core bore 4 and 1 lower part of valve body
One hydraulic fluid port connection.First oil outlet 8, the second oil outlet 10, third oil outlet 12 and the 4th oil outlet 14 are respectively communicated with a profit
Sliding point.
In the state that small valve core 5 are not arranged, the operation principle of the present embodiment is：Big valve core 2 is in work as shown in Figure 9
Make position, upper valve core bore 3 is connected to the first oil inlet 7 at this time, and lower valve core bore 4 is connected to third oil outlet 12, in the work of oil pressure
Under, the lubricating oil in the oil inlet pipe being connected to the first oil inlet 7 is flowed out by third oil outlet 12, and then passing to oil site is
It provides lubricating oil, can be implemented as oil site continuous oil supply；Motor driving big valve core 2 is rotated by 90 °, and big valve core 2 is at this time
Operating position as shown in Figure 10, lower valve core bore 4 are connected to the 4th oil inlet 13, and upper valve core bore 3 is connected to the first oil outlet 8,
Under the action of oil pressure, the lubricating oil in the oil inlet pipe being connected to the 4th oil inlet 13 is flowed out by the first oil outlet 8, is then flowed
Lubricating oil is provided for it to oil site, can be implemented as oil site continuous oil supply；Motor driving big valve core 2 is rotated by 90 °, at this time greatly
Spool 2 is in operating position as shown in figure 11, and upper valve core bore 3 is connected to the second oil inlet 9 at this time, lower valve core bore 4 and the 4th
Oil outlet 14 is connected to, and under the action of oil pressure, the lubricating oil in the oil inlet pipe being connected to the second oil inlet 9 passes through the 4th oil outlet
14 outflows, then pass to oil site and provide lubricating oil for it, can be implemented as oil site continuous oil supply；Motor drives big valve core 2
It is rotated by 90 °, big valve core 2 is in operating position as shown in figure 12 at this time, and lower valve core bore 4 is connected to third oil inlet 11, upper valve
Core bore 3 is connected to the second oil outlet 10, and under the action of oil pressure, the lubricating oil in the oil inlet pipe being connected to third oil inlet 11 is logical
The outflow of the second oil outlet 10 is crossed, oil site is then passed to and provides lubricating oil for it, can be implemented as oil site continuous oil supply；So
Cycle operation is four oil site fuel feeding.
As shown in figure 8, the rotary fluid observing and controlling valve of the present embodiment can also include small valve core 5, the present embodiment is being arranged
In the state of small valve core 5, operation principle is similar with the above-mentioned principle that small valve core 5 is not arranged, be distinguished as：In oil inlet oil pressure
Under effect, lubricating oil drives small valve core 5 to be moved to oil outlet side, quantitative lubricating oil is got by oil outlet, small valve core 5
It is moved to after extreme position and stops being oil site fuel feeding.
In the state of provided with small valve core 5, the present embodiment can also include pedestal, but as different from Example 1, with
Any one flowline of the hydraulic fluid port connection on 1 top of valve body and adjacent thereto and connect with the hydraulic fluid port of 1 lower part of valve body one go out
Oil pipe is in parallel by the oil circuit on pedestal, and the oil outlet of oil circuit is connected to oil site.In the present embodiment, i.e., by the first oil outlet
8 is in parallel by the first oil circuit on pedestal with third oil outlet 12, and the oil outlet of the first oil circuit is connected to the first oil site；Second goes out
Hydraulic fluid port 10 is in parallel by the second oil circuit on pedestal with the 4th oil outlet 14, and the oil outlet of the second oil circuit is connected to the second oil site.
The present embodiment is provided with small valve core 5 and in the case of pedestal, by controlling the positive and negative rotation of motor, can allow lubrication
Oil is constantly alternately flowed out from the first oil outlet 8 and third oil outlet 12, to obtain the profit of arbitrary set amount in the first oil site
Lubricating oil；Similarly, by controlling the positive and negative rotation of motor, can allow lubricating oil from the second oil outlet 10 and the 4th oil outlet 14 constantly
It alternately flows out, to obtain the lubricating oil of arbitrary set amount in the second oil site.It is supplied in this way, two oil sites can also be embodied as
Oil, and the positive and negative rotation number different by setting motor, the oil mass supplied for the first oil site and the second oil site also can be different.
Specific case is applied in this specification, and principle and implementation of the present invention are described, above example
Explanation be merely used to help understand the present invention method and its core concept；Meanwhile for those of ordinary skill in the art,
According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion in this specification
Appearance should not be construed as limiting the invention.
Claims (10)
1. a kind of rotary fluid observing and controlling valve, it is characterised in that：Including valve body and big valve core, valve chamber is offered on the valve body,
The upper and lower part of the valve body is evenly equipped with four integral multiple hydraulic fluid port along the circumferential direction of the valve chamber respectively, and the hydraulic fluid port is used respectively
In connection oil inlet pipe or flowline, and connect the hydraulic fluid port interval setting of the oil inlet pipe and the flowline, the big valve
Core be arranged in the valve chamber, the big valve core can rotate relative to the valve chamber and keep sealing, the big valve core it is upper
Portion offers a upper valve core bore, and the lower part of the big valve core offers spool bore, the upper valve core bore and the bottom spool
Hole is connected to；The upper valve core bore is connected to two hydraulic fluid ports that the valve body top is oppositely arranged, the lower valve core bore and institute
State two that valve body lower portion the is oppositely arranged hydraulic fluid port connections.
2. rotary fluid observing and controlling valve according to claim 1, it is characterised in that：Further include small valve core, the small valve core
It is arranged in the spool mesoporous of the big valve core, the small valve core can slide in the axial direction relative to the spool mesoporous
And sealing is kept, the upper valve core bore is connected to the lower valve core bore by the spool mesoporous, and the sealing of the small valve core is grown
Maximum outer rim spacing of the degree less than the upper valve core bore and the lower valve core bore；It is stifled that the both ends of the spool mesoporous are respectively equipped with one
Head, the hermetic unit that the plug can limit the small valve core do not block the upper valve core bore and the lower valve core bore.
3. rotary fluid observing and controlling valve according to claim 1, it is characterised in that：Further include motor, the motor can
The big valve core is driven to be rotated in valve chamber.
4. rotary fluid observing and controlling valve according to claim 1, it is characterised in that：Connect the hydraulic fluid port of the oil inlet pipe
It is arranged in parallel by the oil circuit on the valve body；The flowline being connect with the hydraulic fluid port on the valve body top passes through on pedestal
First oil circuit is in parallel, and the oil outlet of first oil circuit is connected to the first oil site, is connect with the hydraulic fluid port of the valve body lower portion
The flowline is in parallel by the second oil circuit on pedestal, and the oil outlet of second oil circuit is connected to the second oil site.
5. rotary fluid observing and controlling valve according to claim 1, it is characterised in that：The upper valve core bore and the bottom spool
Hole is perpendicular to one another.
6. a kind of rotary fluid observing and controlling valve, it is characterised in that：Including valve body and big valve core, valve chamber is offered on the valve body,
The upper and lower part of the valve body is evenly equipped with four integral multiple hydraulic fluid port along the circumferential direction of the valve chamber respectively, and the hydraulic fluid port is used respectively
In connection oil inlet pipe or flowline, and connect the hydraulic fluid port interval setting of the oil inlet pipe and the flowline, the big valve
Core be arranged in the valve chamber, the big valve core can rotate relative to the valve chamber and keep sealing, the big valve core it is upper
Portion offers a upper valve core bore, and the lower part of the big valve core offers spool bore, the upper valve core bore and the bottom spool
Hole is connected to；The upper valve core bore is connected to the hydraulic fluid port on the valve body top, under the lower valve core bore and the valve body
One hydraulic fluid port connection in portion.
7. rotary fluid observing and controlling valve according to claim 6, it is characterised in that：Further include small valve core, the small valve core
It is arranged in the spool mesoporous of the big valve core, the small valve core can slide in the axial direction relative to the spool mesoporous
And sealing is kept, the upper valve core bore is connected to the lower valve core bore by the spool mesoporous, and the sealing of the small valve core is grown
Maximum outer rim spacing of the degree less than the upper valve core bore and the lower valve core bore；It is stifled that the both ends of the spool mesoporous are respectively equipped with one
Head, the hermetic unit that the plug can limit the small valve core do not block the upper valve core bore and the lower valve core bore.
8. rotary fluid observing and controlling valve according to claim 6, it is characterised in that：Further include motor, the motor can
The big valve core is driven to be rotated in valve chamber.
9. rotary fluid observing and controlling valve according to claim 6, it is characterised in that：Connect the hydraulic fluid port of the oil inlet pipe
It is arranged in parallel by the oil circuit on the valve body；Either one or two of connect with the hydraulic fluid port on the valve body top flowline and and its
A flowline that is adjacent and being connect with the hydraulic fluid port of the valve body lower portion is in parallel by the oil circuit on pedestal, the oil circuit
Oil outlet be connected to oil site.
10. rotary fluid observing and controlling valve according to claim 6, it is characterised in that：The upper valve core bore and the lower valve
Core bore is perpendicular to one another.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810270341.9A CN108506715A (en) | 2018-03-29 | 2018-03-29 | A kind of rotary fluid observing and controlling valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810270341.9A CN108506715A (en) | 2018-03-29 | 2018-03-29 | A kind of rotary fluid observing and controlling valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108506715A true CN108506715A (en) | 2018-09-07 |
Family
ID=63379233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810270341.9A Pending CN108506715A (en) | 2018-03-29 | 2018-03-29 | A kind of rotary fluid observing and controlling valve |
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| Country | Link |
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| CN (1) | CN108506715A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307465A (en) * | 2019-07-30 | 2019-10-08 | 王定根 | A kind of sequence fueller and the full-automatic lubricant injection device of excavator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52147252A (en) * | 1976-05-31 | 1977-12-07 | Kanzaki Kokyukoki Mfg Co Ltd | Pressure control valve for hydraulic clutch |
| JPS5444263Y2 (en) * | 1974-11-21 | 1979-12-19 | ||
| JP2008202783A (en) * | 2007-01-22 | 2008-09-04 | Jig Engineering Co Ltd | Air rotary valve for netted air chamber type wet gravity sorter |
| CN104145121A (en) * | 2012-03-30 | 2014-11-12 | 建筑工具有限公司 | Valve |
| CN105972255A (en) * | 2016-05-20 | 2016-09-28 | 太原理工大学 | Rotary high-speed switching valve |
-
2018
- 2018-03-29 CN CN201810270341.9A patent/CN108506715A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5444263Y2 (en) * | 1974-11-21 | 1979-12-19 | ||
| JPS52147252A (en) * | 1976-05-31 | 1977-12-07 | Kanzaki Kokyukoki Mfg Co Ltd | Pressure control valve for hydraulic clutch |
| JP2008202783A (en) * | 2007-01-22 | 2008-09-04 | Jig Engineering Co Ltd | Air rotary valve for netted air chamber type wet gravity sorter |
| CN104145121A (en) * | 2012-03-30 | 2014-11-12 | 建筑工具有限公司 | Valve |
| CN105972255A (en) * | 2016-05-20 | 2016-09-28 | 太原理工大学 | Rotary high-speed switching valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110307465A (en) * | 2019-07-30 | 2019-10-08 | 王定根 | A kind of sequence fueller and the full-automatic lubricant injection device of excavator |
| CN110307465B (en) * | 2019-07-30 | 2024-01-26 | 王定根 | Sequential oil supply device and full-automatic lubricant injection device of excavator |
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Application publication date: 20180907 |
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| RJ01 | Rejection of invention patent application after publication |