CN206522478U - A kind of three-position electromagnetic high voltage pulse reversal valve - Google Patents
A kind of three-position electromagnetic high voltage pulse reversal valve Download PDFInfo
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- CN206522478U CN206522478U CN201720142901.3U CN201720142901U CN206522478U CN 206522478 U CN206522478 U CN 206522478U CN 201720142901 U CN201720142901 U CN 201720142901U CN 206522478 U CN206522478 U CN 206522478U
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- voltage pulse
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Abstract
The utility model is related to a kind of three-position electromagnetic high voltage pulse reversal valve, including valve body and the valve element that can be moved in the valve body being located in valve body, the two ends of the valve element, which are respectively provided with, promotes the valve element to move the electromagnet to shift one's position in the valve body, one end of the valve element is provided with the positioner for being used for realizing three equipment positioning of valve element, and the valve element other end is provided with the Electromagnetic Position Sensor for being used for determining whether valve element is in intermediate position.The utility model compares direct solenoid reversal valve, and great advantage is exactly to save, low noise and hardly generate heat.
Description
Technical field
The utility model belongs to solenoid directional control valve technical field, and in particular to a kind of three-position electromagnetic high voltage pulse reversal valve.
Background technology
Three direct solenoid reversal valves are the Hydraulic Elements commonly used in Hydraulic Power Transmission System, at the same also in washing machine, wash the dishes
It is widely used in the household electrical appliance such as machine, magnetic valve generally used now typically uses direct current or alternating current, and electric current flows through electromagnetism
Line is contracted for fixed output quotas magnetisation, is inhaled movable valve plug, is realized that valve element commutates.Fig. 1 is existing three direct solenoids reversal valve schematic diagram.Such as Fig. 1 institutes
Show, three direct solenoid reversal valves are made up of electromagnet 1, centralizing spring 2, valve element 3, valve body 4, push rod 6, plug 7, armature 8 etc..
Wherein, P- pressure chambers, T- oil back chambers, the one of A- valve bodies connects cylinder ports, and the another of B- valve bodies connects cylinder ports.Three direct solenoids are changed
It is that, when the equal no power of two electromagnet of reversal valve, valve element 3 is in the presence of two ends centralizing spring 2 to the operation principle of valve
In middle position, pressure chamber P, the one of valve body meet cylinder ports A, another cylinder ports B, oil back chamber T of connecing of valve body is closed, mutual not phase
It is logical；When electromagnet 2DT is powered, valve element 3 is pushed into left position by electromagnetic force by push rod, pressure chamber P is connect with the one of, valve body
Cylinder ports A is communicated, and another cylinder ports B that connects of valve body leads to oil back chamber T-phase；And when electromagnet 1DT is powered, hydraulic fluid port pressure chamber P
Communicated with another cylinder ports B that connects of valve body, the one of valve body meets cylinder ports A leads to oil back chamber T-phase, so as to realize commutation.It is worked
Cheng Zhong, electromagnetic wire bag is electrified for a long time, and easily generation high temperature even burns line bag and caused the accident；It is general in high temperature, moist environment
Three-way electromagnetic valve is more easy to break down and leaked electricity.
Compared to general solenoid valve, impulse electromagnetic valve is with its plurality of advantages progressively replacement of solenoid valve, impulse electromagnetic valve
Advantage have：
1st, save.Assuming that impulse electromagnetic valve resistance 10 Ω, pulse voltage 24V, pulse width 100ms, then instantaneous power is
57.6 watts, consume energy for 5.76 joules.And be to calculate a work period with 1 minute for homotype DC electromagnetic valve, its power consumption is
3456 joules.Therefore, the energy consumption of DC electromagnetic valve is 600 times of impulse electromagnetic valve.Alternating current electromagnetic valve is high due to voltage, and it consumes energy
It is higher by 17.3 times of again than DC electromagnetic valve
2nd, low noise, only has small noise when impulse electromagnetic valve is switched on or off, and meeting during alternating current electromagnetic valve connection
There is lasting larger buzz.
3rd, hardly generate heat, impulse electromagnetic valve hardly generates heat, control board caloric value also very little.And alternating current electromagnetic valve
Because voltage is high, power is big, its electromagnet and control board at work all can persistent fevers.
Utility model content
The purpose of this utility model is to solve above-mentioned technical problem and provides that a kind of simple in construction, cost is low, energy-conservation
The good three-position electromagnetic high voltage pulse reversal valve of effect.
To achieve the above object, the utility model is adopted the following technical scheme that：
A kind of three-position electromagnetic high voltage pulse reversal valve, including valve body and it is located at can be moved in the valve body in valve body
Valve element, the two ends of the valve element, which are respectively provided with, promotes the valve element to move the electromagnetism to shift one's position in the valve body
Iron, one end of the valve element is provided with the positioner for being used for realizing three equipment positioning of valve element, and the valve element other end is set
Have for determining whether valve element is in the Electromagnetic Position Sensor of intermediate position；The positioner includes being located at the valve
Multiple grooves on the outer circumference surface of the boss of one end of core and the even circumferential by positioning framework around groove are arranged in one
At least two spheroids in the individual groove, the sphere installation is filled in the sphere installation hole of the positioning framework and by spring
Put and fixed in outside；The electromagnet includes the push rod being connected with the valve element, the straight line being connected with the push rod
Mobile armature, the other end of the armature is provided with the slinky spring for being used for realizing that the valve element is arranged on initial position.
The outer circumference surface of the positioning framework is provided with annular spacing groove, and the sphere installation hole is located at the annular stop
In the groove bottom of groove, the spring assembly is at least two, and ring is located in the annular spacing groove and the spheroid is pressed in into institute
State in groove.
The positioning framework is arranged in the positioning framework mounting hole of the valve body, the axle center of the positioning framework mounting hole
Line is overlapped with the axial line of the valve element.
The Electromagnetic Position Sensor is arranged in the sensor mounting hole on the valve body, the sensor mounting hole
The axial line of axial line and the valve element is perpendicular.
The electromagnet includes the plug of electromagnetism iron frame and the power supply being located in the electromagnetism iron frame, set
The armature, the protruding electromagnetism of push rod are provided with metal tube in the electromagnetism iron frame, the metal tube
The front shroud of iron frame is outer to be connected with the valve element, and the slinky spring is located in the metal tube and by the electromagnetism iron frame
The spacing fixation of end plate, the metal tube is outer to be provided with coil by coil rack.
The utility model compares direct solenoid reversal valve, and great advantage is exactly to save, low noise and hardly generate heat.
Brief description of the drawings
Fig. 1 is the structural representation of three direct solenoid reversal valves in the prior art；
Fig. 2 is the structural representation for the three-position electromagnetic high voltage pulse reversal valve that the utility model is provided；
Fig. 3 is the close-up schematic view of the C portion in Fig. 2.
Embodiment
Below, substantive distinguishing features of the present utility model and advantage are further described with reference to example, but this practicality is new
Type is not limited to listed embodiment.
As Figure 2-3, a kind of three-position electromagnetic high voltage pulse reversal valve, including valve body 4 and be located in valve body can be
Move to convert different operating position to realize the valve element 3 of oily flow control, the two ends difference of the valve element 3 in the valve body 4
Provided with the first electromagnet assembly 1DT, the second electromagnet assembly 2DT, for promoting the valve element, in valve body, left and right is sliding as shown in Figure 1
It is dynamic or mobile, to convert different equipments；Wherein, one end of the valve element 3, which is provided with, is used to realize three work clothes of valve element
The positioner 2 of positioning is put, the valve element other end is provided with the electromagnetic potential for being used for determining whether valve element is in intermediate position
Put sensor 5；The positioner 2 includes the multiple ditches being located on the outer circumference surface of the positioning boss of one end of the valve element 3
Groove 21 and at least two spheroids 22 being arranged in by positioning framework 23 around the even circumferential of groove in a groove, institute
Sphere installation is stated in the sphere installation hole of the positioning framework and is fixed by spring assembly 24 in outside, wherein,
The electromagnet includes push rod 6, the armature 8 for the rectilinear movement being connected with the push rod 6 being connected with the valve element 3, the rank
The other end of iron is provided with the slinky spring 9 for being used for realizing that the valve element is arranged on initial position.
The valve body has pressure chamber P, oil back chamber T, and one meets cylinder ports A, and another meets cylinder ports B, and this is known
Technology.
It should be noted that in the utility model, the slinky spring 9 is different from the centralizing spring of general hydraulicdirectional control valve,
It can only ensure the initial position that valve element is installed, and can not realize the valve element centering of general significance.
Wherein, the groove 21 is three, and when the valve element is being moved in the presence of push rod, the spheroid is with described
Positioning framework can be realized together to be moved in another adjacent groove from a groove, described realizes that valve element exists so as to realize
The positioning of three equipments, i.e. middle position, with two sides position.
The spheroid is preferably steel ball, naturally it is also possible to using the spheroid of other materials, including but not limited to metal ball,
It can be that ceramic material or other materials make, not limit specifically.
Wherein, the spheroid can be two or more arbitrary number, not limit specifically.
Wherein, the outer circumference surface of the positioning framework is provided with annular spacing groove, and the sphere installation hole is located at the ring
In the groove bottom of shape stopper slot, the spring assembly is at least the bullet that two annular cloth are located in the annular spacing groove side by side
Spring, ring be located in the annular spacing groove and by the spheroid pressure in the trench, as shown in Figure 3.
Wherein, the positioning framework is arranged in the positioning framework mounting hole 42 of the valve body, and the positioning framework is installed
The axial line in hole is overlapped with the axial line of the valve element.
Wherein, the Electromagnetic Position Sensor is arranged in the sensor mounting hole 41 on the valve body, the sensor
The axial line of the axial line of mounting hole and the valve element is perpendicular.
Wherein, the electromagnet also includes electromagnetism iron frame 10 and the power supply being located in the electromagnetism iron frame
Plug 7, the metal tube 12 being located in the electromagnetism iron frame, are provided with the armature 8 in the metal tube, and the push rod is to overhanging
Go out the electromagnetism iron frame front shroud 13 it is outer be connected with the valve element, the slinky spring 9 be located at the metal tube 12 it is interior and by
The end plate 11 of the electromagnetism iron frame is fixed in the other end of slinky spring, and the metal tube is outer to pass through coil rack
Provided with coil 1.
Wherein, the metal cylinder can specifically not limited using copper pipe etc..
Wherein, the boss 31 that the Electromagnetic Position Sensor 5 is set with the other end on valve element 3 is used cooperatively, specifically magnetic
The probe coil of position sensor 5 be set in the boss 31 of valve element 3 it is external between and be preset with corresponding interval, magnetic potential sensing
Device 5 is mounted in the sensor mounting hole 41 that valve body 4 is provided with, and is sensed during the rectilinear movement of valve element by magnetic potential
The relevant position of the i.e. detectable boss 31 of the change of the magnetic flux of the probe coil of device 5, so that in can determine that whether valve element 3 is in
Between operating position, i.e. middle position.
Wherein, the Electromagnetic Position Sensor uses existing electromagnetic position sensor, passes through electromagnetic position sensor
Probe coil magnetic flux change using the technology of detection object shift position known to those skilled in the art, the utility model
No longer this is described in detail.
Certainly, the Electromagnetic Position Sensor can also be realized using other position sensors available in the prior art,
To detect whether valve element is in the position of middle position, however it is not limited to the Electromagnetic Position Sensor.
Wherein, the electromagnet can make push rod 6 produce thrust, so that valve element 3 exists when adding pulse voltage signal
Moved in valve body.
The operation principle of three-position electromagnetic high voltage pulse reversal valve of the present utility model is to pass through Electromagnetic Position Sensor first
5 determine valve elements 3 whether in middle position, such as in middle position, pressure chamber P, one of valve body connect cylinder ports A, valve body another connect oil cylinder
Mouth B, oil back chamber T are closed, not connected.If in middle position, do not started to Program, apply 2 to the first electromagnet 1DT first
Pulse, then applies a pulse to the second electromagnet 2DT, valve element 3 is in middle position, when the second electromagnet 2DT applies one
During pulse, valve element 3 is pushed into left position by electromagnetic force by push rod, is made one of pressure chamber P and, valve body to meet cylinder ports A and is communicated,
B leads to T-phase；And when the first electromagnet 1DT apply a pulse when, hydraulic fluid port P is communicated with B, valve body another connect cylinder ports A and
Oil back chamber T-phase is led to, so as to realize commutation.
In summary, the difference of electromagnetic pulse reversal valve and DC electromagnetic valve：
One is that the former has positioner 2, realizes the positioning of three operating positions of valve element 3, the latter does not have；
Two be that the former has Electromagnetic Position Sensor 5 and the valve element 3 with boss, for determining whether valve element 3 is in middle position, after
Person does not have；
Three be that the former does not have centralizing spring, and the latter has centralizing spring, and when electromagnet is powered off, centralizing spring can make at valve element
In middle position.
In addition, above-described embodiment is only a kind of embodiment, above-described embodiment can be combined to form various possibility even
Connect, the combination is also contained in protection scope of the present invention.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as protection domain of the present utility model.
Claims (5)
1. a kind of three-position electromagnetic high voltage pulse reversal valve, including valve body and it is located at can be moved in the valve body in valve body
Valve element, the two ends of the valve element, which are respectively provided with, promotes the valve element to move the electromagnetism to shift one's position in the valve body
Iron, it is characterised in that one end of the valve element is provided with the positioner for being used for realizing three equipment positioning of valve element, the valve
The core other end is provided with the Electromagnetic Position Sensor for being used for determining whether valve element is in intermediate position；The positioner includes
Multiple grooves for being located on the outer circumference surface of the boss of one end of the valve element and equal around the circumference of groove by positioning framework
Even at least two spheroids being arranged in a groove, the sphere installation is in the sphere installation hole of the positioning framework
And fixed by spring assembly in outside；The electromagnet includes the push rod being connected with the valve element and the push rod
The armature of the rectilinear movement of connection, the other end of the armature is provided with the soft bullet for being used for realizing that the valve element is arranged on initial position
Spring.
2. three-position electromagnetic high voltage pulse reversal valve according to claim 1, it is characterised in that the excircle of the positioning framework
Face is provided with annular spacing groove, and the sphere installation hole is located in the groove bottom of the annular spacing groove, and the spring assembly is extremely
Less be two, ring be located in the annular spacing groove and by the spheroid pressure in the trench.
3. three-position electromagnetic high voltage pulse reversal valve according to claim 1 or claim 2, it is characterised in that the positioning framework is installed
In the positioning framework mounting hole of the valve body, the axial line of the positioning framework mounting hole and the axial line weight of the valve element
Close.
4. three-position electromagnetic high voltage pulse reversal valve according to claim 3, it is characterised in that the Electromagnetic Position Sensor peace
In the sensor mounting hole on the valve body, the axial line of the axial line of the sensor mounting hole and the valve element mutually hangs down
Directly.
5. three-position electromagnetic high voltage pulse reversal valve according to claim 4, it is characterised in that the electromagnet includes electromagnetism
Iron frame and the plug for the power supply being located in the electromagnetism iron frame, the metal tube being located in the electromagnetism iron frame, institute
State and the armature is provided with metal tube, the front shroud of the protruding electromagnetism iron frame of push rod is outer to be connected with the valve element
Connect, the slinky spring is located in the metal tube and outside the spacing fixation of end plate of the electromagnetism iron frame, the metal tube
Coil is provided with by coil rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720142901.3U CN206522478U (en) | 2017-02-17 | 2017-02-17 | A kind of three-position electromagnetic high voltage pulse reversal valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720142901.3U CN206522478U (en) | 2017-02-17 | 2017-02-17 | A kind of three-position electromagnetic high voltage pulse reversal valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206522478U true CN206522478U (en) | 2017-09-26 |
Family
ID=59892464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720142901.3U Expired - Fee Related CN206522478U (en) | 2017-02-17 | 2017-02-17 | A kind of three-position electromagnetic high voltage pulse reversal valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206522478U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838376A (en) * | 2017-02-17 | 2017-06-13 | 中国人民解放军军事交通学院 | A kind of three-position electromagnetic high voltage pulse reversal valve |
| CN110701124A (en) * | 2018-07-09 | 2020-01-17 | 博世力士乐（北京）液压有限公司 | Hydraulic valve and hydraulic system |
-
2017
- 2017-02-17 CN CN201720142901.3U patent/CN206522478U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838376A (en) * | 2017-02-17 | 2017-06-13 | 中国人民解放军军事交通学院 | A kind of three-position electromagnetic high voltage pulse reversal valve |
| CN110701124A (en) * | 2018-07-09 | 2020-01-17 | 博世力士乐（北京）液压有限公司 | Hydraulic valve and hydraulic system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170926 Termination date: 20190217 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |