CN110259999A - Valve and hydraulic system - Google Patents
Valve and hydraulic system Download PDFInfo
- Publication number
- CN110259999A CN110259999A CN201910670904.8A CN201910670904A CN110259999A CN 110259999 A CN110259999 A CN 110259999A CN 201910670904 A CN201910670904 A CN 201910670904A CN 110259999 A CN110259999 A CN 110259999A
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- Prior art keywords
- opening
- spool
- valve
- electromagnet
- fluid
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- 239000012530 fluid Substances 0.000 claims abstract description 58
- 230000000903 blocking effect Effects 0.000 claims abstract description 9
- 230000033001 locomotion Effects 0.000 claims description 19
- 230000003993 interaction Effects 0.000 claims description 4
- 238000010992 reflux Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/04—Check valves with guided rigid valve members shaped as balls
-
- 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
- F16K15/00—Check valves
- F16K15/18—Check valves with actuating mechanism; Combined check valves and actuated valves
- F16K15/182—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism
- F16K15/1823—Check valves with actuating mechanism; Combined check valves and actuated valves with actuating mechanism for ball check valves
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
-
- 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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/029—Electromagnetically actuated valves
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
- F16K31/0665—Lift valves with valve member being at least partially ball-shaped
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The embodiment provides a kind of valve and hydraulic systems, valve includes valve body and spool, the first opening and the second opening that valve body is provided with flow channel and is connected to the flow channel, spool is set in flow channel, and the second position that spool has the first position for blocking the first opening and blocks opening, spool can move to first position under the first active force, and can move to the second position under the second active force；When spool is located at first position, spool can expose first under the driving for the fluid for flowing to the second opening from the first opening and be open and then the first opening and the second opening be connected；When spool is located at the second position, spool can expose the second opening under the driving for the fluid for flowing to the first opening from the second opening the second opening and the first opening is connected.Valve can be realized the conducting of direction initialization, and function is more, applied widely.Hydraulic system includes the valve, has valvular all advantages.
Description
Technical field
The present invention relates to field of fluid control, in particular to a kind of valve and hydraulic system.
Background technique
Valve plays a crucial role in the fluid system, and check valve is also known as check-valves, because it is with on-off action
And it is widely used in the conveying of the unidirectional liquid in fluid circuit.Currently, check valve supports spool using return unit, return unit is utilized
Elastic force keep spool to contact with valve seal, to keep the blocking of pipeline, when elastic force of the Fluid pressure higher than return unit,
Spool is separated with valve body, and fluid flows through check valve.
The study found that the check valve of the prior art has the following disadvantages: when in use
It has a single function, use scope is small.
Summary of the invention
The purpose of the present invention includes, for example, providing a kind of valve and hydraulic system, can be realized leading for direction initialization
Logical, function is more, applied widely.
The embodiment of the present invention this can be implemented so that
In a first aspect, the embodiment of the present invention provides a kind of valve, valve includes:
Valve body and spool, valve body is provided with flow channel and the first opening being connected to the flow channel and second is opened
Mouthful, spool is set in flow channel, and the second that spool has the first position for blocking the first opening and blocks opening
It sets, spool can move to first position under the first active force, and can move to the second position under the second active force；
When spool is located at first position, spool can be transported under the driving for the fluid for flowing to the second opening from the first opening relative to valve body
State that is dynamic to be open with exposing first, and then making valve that there is the first opening to be connected with the second opening；When spool is located at second
When setting, spool can expose second relative to valve body under the driving for the fluid for flowing to the first opening from the second opening and open
Mouthful, and then make valve that there is the second state being open with the first opening conducting.
In alternative embodiments, valve further includes the first electromagnet, and spool is magnetic part, the first electromagnet and valve body
Connection, the first active force are set as the interaction force between the first electromagnet and spool.
In alternative embodiments, valve further includes the second electromagnet, and the second electromagnet is connect with valve body, the second effect
Power is set as the interaction force between the second electromagnet and spool.
In alternative embodiments, valve further includes controller, and the first electromagnet and the second electromagnet are and controller
Electrical connection, controller are used to control the working condition of the first electromagnet and the second electromagnet.
In alternative embodiments, valve body includes the first guiding surface being connected with the inner wall of the first opening, and first leads
It is used to make spool that there is the movement tendency for blocking the first opening towards the first opening sliding to inclined-plane.
In alternative embodiments, the first guiding surface is circular conical surface.
In alternative embodiments, valve body further include with the second guiding surface for being connected of inner wall of the second opening, second
Guiding surface is used to that spool to be made to have the movement tendency for blocking the second opening towards the second opening sliding.
In alternative embodiments, the second guiding surface is circular conical surface.
In alternative embodiments, spool is set as sphere.
Second aspect, the embodiment of the present invention provide a kind of hydraulic system, and hydraulic system includes:
Such as the valve of any one of aforementioned embodiments.
The beneficial effect of the embodiment of the present invention includes, for example:
To sum up, valve provided in this embodiment, spool are movably arranged in valve body, and spool can be with relative to the position of valve body
Change, so that spool has first position and the second position.It is opened specifically, spool is maintained at closure first under the first active force
The first position of mouth, spool are maintained at the second position for blocking the second opening under the second active force.When needing to realize that first opens
Mouthful and second opening conducting, and fluid from first opening flow into and from second opening outflow when, make spool under the first active force
First position is moved to, at this point, spool blocks the first opening, when fluid flows to the second opening from the first opening, fluid can be
The movement of the first active force rear-guard movable valve plug is overcome to expose the first opening, i.e. spool is separated with the first opening, and spool does not block
First opening, at this point, fluid flows out after capable of entering and flowing through the first opening from the first opening from the second opening.In addition, when stream
Body is open from second to when the reflux of the first opening direction, and fluid can drive spool close to the first harness motion, so that spool blocks
First opening, can prevent fluid reflux.Meanwhile when increasing the flow velocity of the fluid entered from the first opening, fluid matasomatism exists
Thrust on spool increases, and spool is far from the first harness motion and can block the second opening, at this point, entering from the first opening
Fluid can not from second opening outflow, have the function of current limliting, speed limit and pressure limiting.Similarly, when needing to realize that first opens
Mouthful and second opening conducting, and fluid from second opening flow into and from first opening outflow when, make spool under the second active force
The second position is moved to, at this point, spool blocks the second opening, when fluid flows to the first opening from the second opening, fluid can be
The movement of the second active force rear-guard movable valve plug is overcome to expose the second opening, i.e. spool is separated with the second opening, and spool does not block
Second opening flows out at this point, fluid is open after successfully capable of entering and flowing through the second opening from the second opening from first.This
Outside, when fluid is open from first to flow back to the second opening direction, fluid can drive spool close to the second harness motion, so that valve
Core blocks the second opening, can prevent fluid reflux.Meanwhile when increasing the flow velocity of the fluid entered from the second opening, fluid
The thrust acted on spool increases, and spool is far from the second harness motion and can block the first opening, at this point, opening from second
The fluid that mouth enters can not have the function of current limliting, speed limit and pressure limiting from the first opening outflow.
Hydraulic system provided in this embodiment, including valve have valvular all advantages.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of valve provided in this embodiment；
Fig. 2 is the schematic diagram of the distressed structure of valve provided in this embodiment.
Icon:
001- valve；100- valve body；110- flow channel；120- outer cylinder；130- bonnet,；131- first is open；132-
First guiding surface；140- bottom flange；141- second is open；The second guiding surface of 142-；200- spool；300- controller；
The first electromagnet of 400-；The second electromagnet of 500-.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that if there is the side of the instructions such as term " on ", "lower", "inner", "outside"
Position or positional relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the side usually put
Position or positional relationship, are merely for convenience of description of the present invention and simplification of the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, being only used for distinguishing description if there is term " first ", " second " etc., it is not understood to indicate or imply phase
To importance.
It should be noted that in the absence of conflict, the feature in the embodiment of the present invention can be combined with each other.
Referring to FIG. 1, present embodiments providing a kind of valve 001, it is suitable for hydraulic system, for controlling in hydraulic system
The flow regime of fluid.Obviously, valve 001 can also be applied in other fluid containment structures, herein without enumerating.
The valve 001 can according to need the direction for changing one-way conduction, and have the function of speed limit, current limliting and pressure limiting, and function is more
Sample, structure is simple, at low cost.
Referring to Fig. 1, valve 001 includes valve body 100 and spool 200 in the present embodiment, valve body 100 is provided with flowing
Channel 110 and the first opening 131 being connected to the flow channel 110 and the second opening 141, it is logical that spool 200 is set to flowing
In road 110, and the second position that spool 200 has the first position for blocking the first opening 131 and blocks opening, spool 200
First position can be moved under the first active force, and can move to the second position under the second active force；Work as spool
200 be located at first position when, spool 200 can from first opening 131 flow to the second opening 141 fluid driving under relative to
Valve body 100 is moved to expose the first opening 131, and then valve 001 is made to have 141 conducting of the first opening 131 and the second opening
State；When spool 200 is located at the second position, spool 200 can be in the fluid for flowing to the first opening 131 from the second opening 141
Driving under relative to valve body 100 move to expose the second opening 141, and then make valve 001 have second opening 141 and first
The state of 131 conducting of opening.
Valve 001 provided in this embodiment can adjust the state of one-way conduction on demand, for example, when needing to realize fluid
When being open 141 one-way flow from the first opening 131 to second, spool 200 is made to move to first position under the first active force, this
When, spool 200 blocks the first opening 131, and when fluid flows to the second opening 141 from the first opening 131, fluid can overcome the
The movement of one active force rear-guard movable valve plug 200 is to expose the first opening 131, i.e. spool 200 is separated with the first opening 131, spool 200
Do not block the first opening 131, fluid can successfully from the first opening 131 enter and flow through the first opening 131 after from second
141 outflow of opening.In addition, fluid can drive spool 200 when fluid flows back from 141 to first 131 directions of opening of the second opening
Fluid reflux can be prevented so that spool 200 blocks the first opening 131 close to 131 movement of the first opening.Meanwhile increase from
When the flow velocity for the fluid that the first opening 131 enters, thrust of the fluid matasomatism on spool 200 increases, and spool 200 is opened far from first
Mouth 131 moves and can block the second opening 141, at this point, the fluid entered from the first opening 131 can not be from the second opening
141 outflows, have the function of current limliting, speed limit and pressure limiting, at this point it is possible to adjust flow velocity or hydraulic pressure, reduce fluid matasomatism and exist
Thrust on spool 200 makes spool 200 leave the second opening 141, and then can continue water flowing.Similarly, when need to realize fluid from
When the one-way conduction of 141 inflow of the second opening and 131 outflows that are open from first, move to spool 200 under the second active force
The second position, at this point, spool 200 blocks the second opening 141, when fluid flows to the first opening 131 from the second opening 141, fluid
The movement of the second active force rear-guard movable valve plug 200 can overcome to expose the second opening 141, i.e. spool 200 and the second opening 141
Separation, spool 200 do not block the second opening 141, at this point, fluid successfully can enter and flow through the from the second opening 141
From 131 outflow of the first opening after two openings 141.In addition, when fluid is flowed back into from 131 to second 141 directions of opening of the first opening
Fashionable, fluid can drive spool 200 that can prevent close to 141 movement of the second opening so that spool 200 blocks the second opening 141
Only fluid reflux.Meanwhile when increasing the flow velocity of the fluid entered from the second opening 141, thrust of the fluid matasomatism on spool 200
Increase, spool 200 moves and can block the first opening 131 far from the second opening 141, at this point, entering from the second opening 141
Fluid can not from first opening 131 outflow, have the function of current limliting, speed limit and pressure limiting, at this point it is possible to adjust flow velocity or
Person's hydraulic pressure reduces thrust of the fluid matasomatism on spool 200, so that spool 200 is left the first opening 131, and then can continue water flowing.
It should be noted that the real-time monitoring tubulars such as flowmeter, pressure gauge can be arranged on the pipeline connecting with valve 001
Streamflow regime in road, in order to preferably regulate and control water flow.
Referring to Fig. 1, valve body 100 includes outer cylinder 120, bottom flange 140 and bonnet, 130, bonnet, in the present embodiment
130 and bottom flange 140 be mounted in outer cylinder 120, bonnet, 130 and bottom flange 140 are oppositely arranged, bonnet, 130 and lower valve
Lid 140 can be fixedly connected with outer cylinder 120 using screw, alternatively, in other embodiments, valve deck and bottom flange 140 and outer cylinder
120 can be using welding or clamping.The first opening 131 is provided on bonnet, 130, the first opening 131 can be cylinder
Through-hole.The one side opposite with bottom flange 140 of bonnet, 130 is set as the first guiding surface 132, and the first guiding surface 132 is
Circular conical surface.First guiding surface 132 and the inner wall of the first opening 131 are adjacent and connect, the first opening 131 and the first guiding surface
132 is coaxial.Be provided with the second opening 141 on bottom flange 140, the second opening 141 can be cylindrical hole, bottom flange 140 with
The opposite one side of bonnet, 130 is set as the second guiding surface 142, and the second guiding surface 142 is circular conical surface.Second guiding is oblique
Face 142 is adjacent with the inner wall of the second opening 141 and connects, and the second opening 141 is coaxial with the second guiding surface 142, the first opening
131 is coaxial with the second opening 141.Outer cylinder 120, bonnet, 130 and bottom flange 140 limit the receiving for accommodating spool 200 jointly
Space.
In the present embodiment, spool 200 is sphere, and spool 200 is placed in the accommodation space in valve body 100, and spool 200 is in court
To when the first 131 movement of opening, since spool 200 is contacted with the first guiding surface 132, the first guiding surface 132 makes spool
200 have the trend towards 131 movement of the first opening, and spool 200 is enabled preferably to block the first opening 131.Meanwhile valve
When towards the second 141 movement of opening, spool 200 can contact core 200 with the second guiding surface 142, the second guiding surface 142
So that spool 200 has the trend towards 141 movement of the second opening, spool 200 can preferably block the second opening 141.This
Outside, when spool 200 is in the position blocked in the first opening 131 or the second opening 141, spool 200 is partially protruded into the
In one opening 131 and the second opening 141, plugging effect is more preferable.
Referring to Fig. 2, optionally, valve 001 further includes controller 300, the first electromagnet 400 and in the present embodiment
Two electromagnet 500, the first electromagnet 400 and the second electromagnet 500 are communicated to connect with controller 300, and controller 300 is for controlling
Make the working condition of the first electromagnet 400 and the second electromagnet 500.For example, controller 300 can control the first electromagnet 400
With the on-off, magnetic force size and magnetic pole of the second electromagnet 500.Wherein, when controller 300 controls the first electromagnet 400 and second
When electromagnet 500 is powered, the first electromagnet 400 and the second electromagnet 500 have magnetism；When controller 300 controls the first electromagnetism
When iron 400 and the second electromagnet 500 power off, the first electromagnet 400 and the magnetic disappearance of the second electromagnet 500.Spool 200 is set as
Magnetic part, the first active force can be mutual adsorption capacity and/or the second electromagnet 500 between the first electromagnet and spool 200
Mutually exclusive power between spool 200.Second active force can be the mutual adsorption capacity between the second electromagnet and spool 200
And/or the first mutually exclusive power between electromagnet 400 and spool 200.
Further, the first electromagnet 400 is set to bonnet, 130, for example, the first electromagnet 400 is embedded in bonnet,
In 130, it is electrically connected by conducting wire with controller 300.Optionally, the first electromagnet 400 is annular, and the first electromagnet 400 surrounds
First opening 131.Alternatively, in other embodiments, the quantity of the first electromagnet 400 be it is multiple, multiple first electromagnet 400 enclose
Around the first opening 131 uniform intervals arrangement, each first electromagnet 400 can be bar shaped or bulk.
Further, the second electromagnet 500 is set to bottom flange 140, for example, the second electromagnet 500 is embedded in bonnet,
In 130, it is electrically connected by conducting wire with controller 300.Optionally, the second electromagnet 500 is annular, and the second electromagnet 500 surrounds
Second opening 141.Alternatively, in other embodiments, the quantity of the second electromagnet 500 be it is multiple, multiple second electromagnet 500 enclose
Around the second opening 141 uniform intervals arrangement, each second electromagnet 500 can be bar shaped or bulk.
In other embodiments, the second active force can be spool 200 itself gravity and/or the first electromagnet 400 with
Mutually exclusive power between spool 200；Alternatively, the second active force can be the gravity and/or the second electromagnet of spool 200 itself
Mutual adsorption capacity between spool 200；Alternatively, the second active force can be the gravity of spool 200 itself, the first electromagnet
The mutual adsorption capacity between mutually exclusive power and the second electromagnet and spool 200 between 400 and spool 200.
In the present embodiment, optionally, when needing makes spool 200 be maintained at first position, keep the first electromagnet 400 logical
Electricity, the power-off of the second electromagnet 500, the first electromagnet 400 and spool 200 are attracting, so that spool 200 is maintained at first position.When
When needing that spool 200 is made to be maintained at the second position, the second electromagnet 500 is made to be powered, the power-off of the first electromagnet 400, the second electromagnetism
Iron 500 and spool 200 are attracting, so that spool 200 is maintained at the second position.
It should be appreciated that can control spool by the magnetic force size for adjusting the first electromagnet 400 and the second electromagnet 500
200 cracking pressure.
Valve 001 provided in this embodiment can effectively realize three Xiang Gong of speed limit, commutation and dynamic regulation cracking pressure
Can, the corresponding movement of spool 200 is completed by the magnetic force of 300 regulating magnet of controller, is opened so as to control valve 001
It opens pressure, limitation fluid maximum speed and changes fluid flow direction.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be with the scope of protection of the claims
It is quasi-.
Claims (10)
1. a kind of valve, which is characterized in that the valve includes:
Valve body and spool, the valve body is provided with flow channel and the first opening being connected to the flow channel and second is opened
Mouthful, the spool is set in the flow channel, and the spool have the first position for blocking first opening and
The second position of the opening is blocked, the spool can move to the first position under the first active force, and can
The second position is moved under the second active force；When the spool is located at the first position, the spool can from
It is opened under the driving for the fluid that described first, which is open, flows to second opening relative to the valve body with exposing described first
Mouthful, and then make the valve that there is the described first state being open with the second opening conducting；Described in being located at when the spool
When the second position, the spool can be in the case where flowing to the driving of fluid of first opening from second opening relative to institute
Valve body is stated to expose second opening, and then makes the valve that there is second opening to be connected with first opening
State.
2. valve according to claim 1, it is characterised in that:
The valve further includes the first electromagnet, and the spool is magnetic part, and first electromagnet is connect with the valve body, institute
State the interaction force that the first active force is set as between first electromagnet and the spool.
3. valve according to claim 2, it is characterised in that:
The valve further includes the second electromagnet, and second electromagnet is connect with the valve body, the second active force setting
For the interaction force between second electromagnet and the spool.
4. valve according to claim 3, it is characterised in that:
The valve further includes controller, and first electromagnet is electrically connected with the controller with second electromagnet,
The controller is used to control the working condition of first electromagnet and the second electromagnet.
5. valve described in any one of -4 according to claim 1, it is characterised in that:
The valve body includes the first guiding surface being connected with the inner wall of first opening, and first guiding surface is for making
The spool has the movement tendency that first opening is blocked towards the first opening sliding.
6. valve according to claim 5, it is characterised in that:
First guiding surface is circular conical surface.
7. valve according to claim 5, it is characterised in that:
The valve body further includes the second guiding surface being connected with the inner wall of second opening, and second guiding surface is used for
Make the spool that there is the movement tendency for blocking second opening towards the second opening sliding.
8. valve according to claim 7, it is characterised in that:
Second guiding surface is circular conical surface.
9. valve according to claim 7, it is characterised in that:
The spool is set as sphere.
10. a kind of hydraulic system, which is characterized in that the hydraulic system includes:
Valve as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910670904.8A CN110259999A (en) | 2019-07-24 | 2019-07-24 | Valve and hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910670904.8A CN110259999A (en) | 2019-07-24 | 2019-07-24 | Valve and hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110259999A true CN110259999A (en) | 2019-09-20 |
Family
ID=67928032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910670904.8A Pending CN110259999A (en) | 2019-07-24 | 2019-07-24 | Valve and hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110259999A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112901837A (en) * | 2021-01-15 | 2021-06-04 | 深圳云顶智慧科技有限公司 | Novel liquid pipeline pressure limiting valve |
| CN113431937A (en) * | 2020-03-23 | 2021-09-24 | 许布奈有限两合公司 | Interface device for connecting two movably interconnected vehicle parts |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2417342Y (en) * | 2000-04-08 | 2001-01-31 | 阎金波 | Totally-enclosed permanent magnet valve |
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| CN207762259U (en) * | 2018-01-08 | 2018-08-24 | 浙江三花智能控制股份有限公司 | A kind of throttling stop valve |
| CN210423840U (en) * | 2019-07-24 | 2020-04-28 | 清华大学 | Valve and hydraulic system |
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| CN2417342Y (en) * | 2000-04-08 | 2001-01-31 | 阎金波 | Totally-enclosed permanent magnet valve |
| CN1904427A (en) * | 2005-07-29 | 2007-01-31 | 浙江三花制冷集团有限公司 | Bistationary state electro magnetic valve |
| CN201037557Y (en) * | 2007-05-28 | 2008-03-19 | 江南大学 | Microflow chemical reactor control valve |
| CN203703337U (en) * | 2014-02-27 | 2014-07-09 | 韩润虎 | Electrically operated valve |
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| CN108105420A (en) * | 2017-12-19 | 2018-06-01 | 樊东升 | A kind of high-pressure hydraulic pump discharge control valve |
| CN207762259U (en) * | 2018-01-08 | 2018-08-24 | 浙江三花智能控制股份有限公司 | A kind of throttling stop valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113431937A (en) * | 2020-03-23 | 2021-09-24 | 许布奈有限两合公司 | Interface device for connecting two movably interconnected vehicle parts |
| CN112901837A (en) * | 2021-01-15 | 2021-06-04 | 深圳云顶智慧科技有限公司 | Novel liquid pipeline pressure limiting valve |
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