CN206206733U - A kind of electric control valve - Google Patents
A kind of electric control valve Download PDFInfo
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- CN206206733U CN206206733U CN201621193391.4U CN201621193391U CN206206733U CN 206206733 U CN206206733 U CN 206206733U CN 201621193391 U CN201621193391 U CN 201621193391U CN 206206733 U CN206206733 U CN 206206733U
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Abstract
The utility model provides a kind of electric control valve, belongs to field of mechanical technique.It solves the problems, such as that existing temperature controlling water tap governing speed is slow.It includes valve body, valve element and the control-rod that can be rotated are provided with valve body, one end of control-rod is connected with valve element, mounting bracket is connected with valve body, the worm screw for rotating is provided with mounting bracket, the other end of control-rod stretches out outside valve body and is connected with worm gear, worm gear is meshed with worm screw, in mounting bracket or it is externally provided with motor and motor is connected with one end of worm screw, location-plate is fixed with mounting bracket, worm gear is located at the top of location-plate and control-rod passes through location-plate, worm gear bottom surface is provided with magnetic patch, first sensor has circumferentially been sequentially distributed on location-plate, second sensor and 3rd sensor, when worm gear wheel, magnetic patch can sequentially pass through first sensor, second sensor and 3rd sensor.It has the advantages that the quick regulation that can realize leaving water temperature.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of electric control valve.
Background technology
Existing heat storage electric water heater generally using water mixing valve come adjusting water outlet temperature, will cold water and hot water draw respectively
Enter in water mixing valve and adjust suitable leaving water temperature for users to use by a certain proportion of combination.Most traditional water mixing valve
All use and be adjusted manually, this regulative mode there is certain defect, it is necessary to user constantly adjusts mixed water manually
The aperture of valve inner cold water and hot water, but the precision for adjusting manually is not high, and when handle rotation is excessive, mixed water temperature can be higher,
When handle rotation is very few, mixed leaving water temperature is again relatively low, causes temperature adjustment process comparatively laborious.
In order to solve the problems, such as traditional water mixing valve be adjusted manually by user caused by temperature adjustment process it is complicated, Ren Menye
Design a kind of Full-automatic temperature-control tap [application number：200920311578.3], it includes valve element, valve rod and with cold water
The valve body of intake tunnel, hot water intake tunnel and exhalant canal, valve element is located in valve body, and valve rod one end is connected with valve element, valve rod
The other end is connected with the motor that valve rod can be driven to rotate, and motor connection has a control centre with power supply, in exhalant canal
The temperature sensor being connected with control centre is provided with, temperature signal is passed into control centre by temperature sensor to control
Motor is rotated and reverse, and is rotated by motor belt motor ovable valve stem and to be controlled the aperture of cold water intake tunnel and hot water intake tunnel,
So that leaving water temperature is maintained at the temperature that user realizes setting.
But the tap adopted in this way all has identical shortcoming：Because temperature sensor is arranged on water outlet
End, and cold water is mixed with hot water in valve body, and be all again first to enter cold water completely in mixing, then by hot water
Aperture gradually increase, the aperture of cold water be gradually reduced to carry out hot and cold water mixing, step up output water temperature, this is resulted in
The sensing of temperature sensor will lag behind incorporation time of the hot and cold water in valve body, also mean that what temperature sensor senses were arrived
Temperature is different from mixed temperature in valve body, so as to cause YE to need to control valve rod to rotate once and again
Leaving water temperature is maintained at setting value, and rotate to carry out the mistake of temperature adjustment in YE control valve rod
An a reference value is not set for the mixed proportion of hot and cold water in journey, therefore can only be by YE constantly according to temperature
The signal that degree sensor transmissions are come controls the valve rod slowly to act, and makes leaving water temperature during regulation at leisure to going out water temperature
Degree is close to.
The content of the invention
The purpose of this utility model is directed to existing technology and there is above mentioned problem, it is proposed that a kind of electric control valve, institute
The technical problem to be solved is how to realize the quick regulation of leaving water temperature.
The purpose of this utility model can be realized by following technical proposal：
A kind of electric control valve, including valve body, are provided with valve element and the control-rod that can be rotated in described valve body, described
One end of control-rod is connected with valve element, it is characterised in that mounting bracket is connected with described valve body, in described mounting bracket
Be provided with the worm screw for rotating, the other end of described control-rod stretches out that valve body is outer and be connected with worm gear, described worm gear with
Worm screw is meshed, and in described mounting bracket or is externally provided with motor and motor is connected with one end of worm screw, described
Mounting bracket on be fixed with location-plate, described worm gear is located at the top of location-plate and control-rod passes through location-plate, described
Worm gear bottom surface is provided with magnetic patch, and being circumferentially sequentially distributed on described location-plate can be carried out when magnetic patch passes through to magnetic patch
The first sensor of sensing, second sensor and 3rd sensor, when worm gear wheel, magnetic patch can sequentially pass through the first sensing
Device, second sensor and 3rd sensor.
This electric control valve can be used as automatic thermostatic water mixing valve, and one end of valve body is for water inlet end and with cold water inlet
Mouth and hot water inlet, the other end of valve body is water side, is provided for detecting the temperature of output water temperature in the water side of valve body
Sensor, and be used to receive the signal of each sensor and send to instruct control motor work for valve configures a controller
Make.First sensor is set to valve when using and is in full cold water state, second sensor is set to valve and is in mixing water
Ratio is adapted to state, and 3rd sensor is set to all hot water's state.When user opens valve, controller control motor starts
And the cooperation for passing through worm and wheel, worm gear wheel to magnetic patch is faced with the first sensor on location-plate, now valve
In full cold water state, motor is stopped.Setting value due to leaving water temperature less than temperature sensor, therefore controller
Motor quick rotation can be controlled according to the signal of temperature sensor, worm gear quick rotation is made by the cooperation of worm and wheel
To magnetic patch and 3rd sensor just to, now control-rod and valve element are as worm gear quick rotation to valve is in all hot water's shape
State.Due to the setting value of the temperature more than temperature sensor of all hot water's state, therefore controller control motor drives worm screw
Inverted, it is corresponding with second sensor that worm gear returns back to magnetic patch, this also means that control-rod with valve element as worm gear is turned round
Mixing water ratio being in valve and being adapted to state, the hot water or cold water's mixed proportion in valve body has made leaving water temperature in this condition
Setting value is disclosure satisfy that, then only needs to the signal according to temperature sensor to control control-rod with cold and hot under 3rd sensor
Small adjustment is carried out on the basis of water mixed proportion, output water temperature all-the-time stable is passed in temperature
Untill the setting value of sensor.
This electric control valve drives control-rod and valve element in the presence of motor by the cooperation of worm and wheel
Rotation is adjusted, and regulation process is engaged with each sensor on location-plate by the magnetic patch of worm gear bottom and is controlled, and
Valve is set directly to be adjusted again after being quickly adjusted to all hot water's state from full cold water state to corresponding to 3rd sensor in control process
In mixing water ratio be adapted to state, adopt in this way can be very quickly to valve leaving water temperature be controlled, use
Coolant-temperature gage is rapidly reached needed for user.
In above-mentioned electric control valve, being additionally provided with described location-plate can feel when magnetic patch passes through to magnetic patch
The 4th sensor answered, the 4th described sensor is located at same with first sensor, second sensor and 3rd sensor
On circumference, and first sensor, second sensor, 3rd sensor and the 4th sensor are circumferentially sequentially distributed in location-plate
On.
When this electric control valve is used as automatic thermostatic water mixing valve, except can normally in addition to water outlet, in addition it is also necessary to have
Standby automatic closing function, therefore the 4th sensor is set on location-plate, the 4th sensor is set into correspondence valve is in entirely
Closed mode, and magnetic patch is just right with the 4th sensor when ensureing initial, and driving worm gear using guarantee motor after finishing
Magnetic patch is turned to again with the 4th sensor just to untill, so that control-rod turns to valve and is again positioned at full closing state.
In above-mentioned electric control valve, the edge of described worm gear has arc notch.
The bottom surface of worm gear is arranged on due to magnetic patch, therefore arc notch is set in the edge of worm gear, so can not only
Producers are facilitated to be positioned to magnetic patch in assembling, to ensure that the original state opened in valve and first sensor keep
It is just right, while can to a certain extent reduce cost again.
In above-mentioned electric control valve, there are two upward lugs, described worm screw position in described mounting bracket
Between two lugs and worm screw can rotate relative to two lugs, one end of described worm screw is stretched out outside corresponding lug simultaneously
It is connected with the output shaft of motor.
Two upward lugs are set in mounting bracket, worm screw are arranged between two lugs and are made one end of worm screw
Stretch out outside corresponding lug and be connected with the output shaft of motor, so the output shaft of motor just can be direct
Worm screw is driven, so that worm screw can drive worm gear wheel after rotating.
In above-mentioned electric control valve, the one end that described worm screw is stretched out outside lug has the connecting portion being square,
The end of the output shaft of described motor has and connecting portion shape identical connecting hole, described connecting portion insertion connection
In hole.
In the output shaft of connecting worm and motor, the connecting portion that worm screw is stretched out on the outer one end of lug is inserted into
In connecting hole on the output shaft end of motor, because connecting portion is square and the shape of connecting hole is identical with connecting portion,
Therefore can directly make to form connection between worm screw and the output shaft of motor in this way, so as to eliminate existing skill
The use of the travelling gear in art between worm screw and the output shaft of motor, optimizes the structure of whole valve.
In above-mentioned electric control valve, described worm gear includes body and connector, described control-rod upper end with
Connector is connected, and described arc notch is located at the edge of body, has location hole, described connection on described body
In the part upper end insertion location hole of head, described body is circumferentially fixed with connector and can be moved up and down relative to connector,
It is arranged with spring outside described connector, the lower end outside of described connector has a ring-type shoulder block, the two ends of described spring
Withstand on respectively on ring-type shoulder block and body, and the body of worm gear is meshed with worm screw upwards under the elastic force effect of spring.
Worm gear is split as body and connector, spring is arranged with outside connector, the two ends of spring withstand on respectively
On ring-type shoulder block and body, in the part upper end insertion location hole of connector, because body and connector are circumferentially fixed and body
Can be moved up and down relative to connector, then spring elastic force effect under by the upward jack-up of the body of worm gear and with worm screw phase
Engage, now this electric control valve is in and automatically adjusts state.And when needing to be adjusted manually, the sheet of worm gear can be pushed
Body, makes body overcome the elastic force of spring and be moved down relative to connector, and thus the body of worm gear is separated with worm screw, then
User only need to can just drive control-rod have rotated by rotating the body of worm gear.
In above-mentioned electric control valve, described magnetic patch is arranged at the bottom surface of ring-type shoulder block.
Because the position of connector is fixed, ring-type shoulder block is set by the lower end outside in connector, by magnetic
Block is arranged at the bottom surface of ring-type shoulder block, ensure that magnetic patch normally can be engaged with each sensor on location-plate, without
Being moved down by the body of worm gear is influenceed.
Compared with prior art, this electric control valve in the presence of motor by the cooperation of worm and wheel come band
Dynamic control-rod is rotated and is adjusted, and regulation process is engaged with each sensor on location-plate by the magnetic patch of worm gear bottom and is controlled
System, leaving water temperature that can be very quickly to valve is controlled, and leaving water temperature is rapidly reached needed for user；In addition, by snail
Wheel is split as body and connector, and cooperation using spring enables this electric control valve automatically adjusting and adjust manually
Between switch over, improve applicability, meet the demand of more users.
Brief description of the drawings
Fig. 1 is the schematic diagram of this electric control valve embodiment one.
Fig. 2 is the side view of this electric control valve embodiment one.
Fig. 3 is the exploded view of this electric control valve embodiment one.
Fig. 4 is the exploded view of worm gear in this electric control valve embodiment one.
Fig. 5 is the exploded view between worm screw and motor in this electric control valve embodiment one.
Fig. 6 is the schematic diagram of location-plate in this electric control valve embodiment one.
In figure, 1, valve body；1a, water inlet end；1b, water side；1c, annular projection；1c1, engaging lug；2nd, control-rod；3rd, pacify
Dress support；3a, lug；4th, worm screw；4a, connecting portion；5th, spring bearing；6th, motor；6a, connecting hole；7th, worm gear；7a, sheet
Body；7a1, location hole；7a2, arc notch；7b, connector；7b1, mounting hole；7b2, annular shoulder block；8th, magnetic patch；9th, location-plate；
9a, sensor one；9b, sensor two；9c, sensor three；9d, sensor four；10th, fastener；11st, spring；12nd, valve element.
Specific embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
Embodiment one
As shown in Figure 1, Figure 2, shown in Fig. 3 and Fig. 5, a kind of electric control valve, including valve body 1, the two ends of valve body 1 have respectively into
Control-rod 2 and valve element are provided with water end (W.E.) 1a and water side 1b, valve body 1, the lower end of control-rod 2 is connected with valve element.The upper end of valve body 1 has
The upper end for having upward annular projection 1c, annular projection 1c is connected with mounting bracket 3, have in mounting bracket 3 two it is upward
Lug 3a, is provided between worm screw 4, and the two ends of worm screw 4 and corresponding lug 3a between two lug 3a and is provided with spring bearing 5.Snail
Wherein one end of bar 4 is stretched out outside corresponding lug 3a, and has the connecting portion 4a being square in the end of worm screw 4, installs branch
Frame 3 is externally provided with motor 6, and the end of the output shaft of motor 6 has the shape identical connecting hole 6a with connecting portion 4a,
Because connecting portion 4a is square, the shape of the connecting hole 6a on the end of the output shaft of motor 6 is identical with connecting portion 4a, because
After connecting portion 4a is inserted into connecting hole 6a motor 6 can be directly driven to worm screw 4 for this.Certainly, except inciting somebody to action
Motor 6 is arranged on outside mounting bracket 3, it is also possible to the output shaft of motor 6 directly is fixed on into mounting bracket 3 wherein
On one lug 3a, then the length of worm screw 4 is accordingly shortened and is inserted into the output shaft of motor 6.
As shown in Figure 1, Figure 2 and Figure 3, the upper end of control-rod 2 is upward through mounting bracket 3, connects on the upper end of control-rod 2
Worm gear 7 is connected to, worm screw 4 is meshed with worm gear 7.It is circumferentially distributed on the outside of the upper end of control-rod 2 to have some external tooths, on worm gear 7
With mounting hole 7b1, the circumferentially distributed upper end for having some internal tooths, control-rod 2 is inserted into snail on the madial wall of mounting hole 7b1
In mounting hole 7b1 on wheel 7.Location-plate 9 is provided with mounting bracket 3, if the upper end outside of the ring-type protrusion of valve body 1 has
Involvement lug 1c1, the bottom of mounting bracket 3 is resisted against on engaging lug 1c1, and location-plate 9 sequentially passes through location-plate 9, peace by some
Dress support 3 simultaneously penetrates the formation fixation of the fastener 10 in engaging lug 1c1.
As shown in Figure 3 and Figure 6, the bottom surface of worm gear 7 has magnetic patch 8, has circumferentially been sequentially distributed when magnetic patch 8 on location-plate 9
First sensor 9a, second sensor 9b, 3rd sensor 9c and the 4th biography that magnetic patch 8 can be sensed when passing through
Sensor 9d, each sensor is located on the same circumference with control-rod 2 as the center of circle, in the present embodiment, first sensor 9a, second
Sensor 9b, 3rd sensor 9c and the 4th sensor 9d are Hall sensor, and the outside of worm gear 7 has arc notch
7a2, the bottom surface of worm gear 7 is arranged on due to magnetic patch 8, therefore sets arc notch 7a2 in the edge of worm gear 7, so can not only
Producers are enough facilitated to be positioned to magnetic patch 8 in assembling, to ensure the original state and the first sensing opened in valve
Device 9a keeps just right, while can to a certain extent reduce cost again.
This electric control valve can be used as automatic thermostatic water mixing valve, by valve body 1 be set to have two water inlet end 1a and
One water side 1b, two water inlet end 1a are respectively into cold water end and enter hot water end, and the end of publishing books of valve body 1 is interior to set TEMP
Device, and when in use for valve body 1 configures the controller with control panel, first sensor 9a is in full cold water shape as valve
State, second sensor 9b is in mixing water ratio and is adapted to state as valve, and 3rd sensor 9c is in all hot water as valve
State, the 4th sensor 9d is in full closing state as valve.When initial, the magnetic patch 8 on worm gear 7 is located at the 4th sensor 9d
Surface, i.e., valve be in full closing state, now i.e. do not enter hot water, also do not enter cold water.
Then when user by control panel open valve when, controller control motor 6 start and by worm screw 4 with
The cooperation of worm gear 7, turns to worm gear 7 and is faced with the first sensor 9a on location-plate 9, and now valve is in full cold water shape
State, motor 6 is stopped.Setting value due to leaving water temperature less than temperature sensor, therefore controller can be according to temperature
The signal control quick rotation of motor 6 of sensor, the quick rotation of worm gear 7 to magnetic patch is made by the cooperation of worm screw 4 and worm gear 7
Just to untill, now control-rod 2 is as the quick rotation of worm gear 7 to valve is in all hot water's state for 8 and 3rd sensor 9c.Due to
The temperature of all hot water's state is more than the setting value of temperature sensor, therefore the controller control drive worm screw 4 of motor 6 is carried out instead
Turn, worm gear 7 returns back to that magnetic patch 8 is corresponding with second sensor 9b, and this also means that control-rod 2 returns back to valve with worm gear 7
Mixing water ratio being in valve and being adapted to state, the hot water or cold water's mixed proportion in valve body 1 has made leaving water temperature in this condition
Through disclosure satisfy that setting value, then only need to the signal according to temperature sensor to control control-rod 2 with 3rd sensor
Small adjustment is carried out on the basis of hot and cold water mixed proportion, output water temperature is reached the setting of temperature sensor
Value.After using finishing, user closes valve by control panel, and controller receives signal and controls motor 6 to drive snail
Bar 4 is rotated, and causes that worm gear 7 turns to magnetic patch 8 again with the 4th sensor 9d just to untill by the cooperation of worm screw 4 and worm gear 7,
Now valve is again positioned at full closing state, if needing again with water, only need to repeat said process.
In order to meet the demand of more users, in addition to possessing automatic regulation function, manual regulatory function can also be set,
As shown in figure 4, only worm gear 7 need to be set to include that body 7a and connector 7b, mounting hole 7b1 are located on connector 7b, control
The upper end of bar processed 2 is connected with connector 7b, and arc notch 7a2 is arranged on the edge of body 7a, has positioning on body 7a
In the part upper end insertion location hole 7a1 of hole 7a1, connector 7b, body 7a and connector 7b is circumferentially fixed and can be relative to even
Joint 7b is moved up and down, and spring 11 is arranged with outside connector 7b, and the lower end outside of connector 7b is provided with ring-type shoulder block 7b2, spring
11 two ends withstand on ring-type shoulder block 7b2 and body 7a respectively.
When initial, spring 11 pushes up the body 7a of worm gear 7 upwards so that worm gear 7 is meshed with worm screw 4, in this condition,
Valve can be adjusted automatically.When user needs to be adjusted manually, the body 7a of worm gear 7 need to be only pushed so that worm gear 7
Body 7a overcome spring 11 elastic force act on and moved down relative to connector 7b, so, the body 7a of worm gear 7 is just
It is separated with worm screw 4, and because the body 7a of worm gear 7 is circumferentially fixed with connector 7b, therefore rotate worm gear 7 with hand in user
Connector 7b and the control-rod 2 that is connected with connector 7b can be just driven together to rotate while body 7a, so as to reach
The purpose being adjusted manually.Certainly, normally can be engaged with each sensor on location-plate 9 to ensure magnetic patch 8, and
Not moved down by the body 7a of worm gear 7 is influenceed, by the way that magnetic patch 8 to be arranged at the bottom surface of ring-type shoulder block 7b2, due to connector
The position of 7b is fixed, it can then be ensured that magnetic patch 8 normally can be coordinated with each sensor.
Embodiment two
The present embodiment is essentially identical with the structure and principle of embodiment one, and difference is：In the present embodiment, incite somebody to action this
Electric control valve is installed on the bottom of platen and is only used as the electric adjusting device of mixing water leaving water temperature, in platen upper end
Depotition cock is set, the water side 1b of this electric control valve is connected with the water inlet end 1a of depotition cock.In the use state
Under, this electric control valve does not possess closing function, and closing function is controlled by depotition cock, it is not necessary to configure control panel use
In user's operation, and first sensor 9a, second sensor 9b and 3rd sensor 9c are only needed to use on location-plate 9, the
One sensor 9a is in full cold water state as valve, and second sensor 9b is in as valve and blends water state, and the 3rd passes
Sensor 9c is in all hot water's state as valve.
When initial, opening depotition cock carries out water outlet, and magnetic patch 8 is faced with first sensor 9a, now electric control valve
In full cold water state.Setting value due to leaving water temperature less than temperature sensor, controller can drive electricity according to signal control
Machine 6 drives worm screw 4 to rotate, and makes the quick rotation of worm gear 7 just right with 3rd sensor 9c to magnetic patch 8, and now control-rod 2 is with worm gear
7 turn to valve is in all hot water's state.Due to the setting value of the temperature more than temperature sensor of all hot water's state, therefore control
Device control motor 6 drives worm screw 4 to be inverted, and it is corresponding with second sensor 9b that worm gear 7 returns back to magnetic patch 8, and this is also
Represent that control-rod 2 is in mixing water state as worm gear 7 returns back to valve, it is then continuous with temperature sensor in leaving water temperature
In contrast, control motor 6 to drive worm screw 4 to rotate by controller constantly to carry out the mixing water ratio in valve body 1
Adjustment, untill the setting value that output water temperature is maintained at temperature sensor.After using finishing, user closes depotition cock,
Controller receives signal and controls motor 6 to drive worm screw 4 to rotate, and 7 turns of worm gear is caused by the cooperation of worm screw 4 and worm gear 7
Move to magnetic patch 8 again with first sensor 9a just to, now valve is again positioned at full cold water state, if needing to use again
Water, only need to repeat said process.
Embodiment three
The present embodiment is essentially identical with the structure and principle of embodiment one, and difference is：In the present embodiment, this electricity
Dynamic regulating valve is ball valve, and for the regulation of flow, valve body 1 only has in an a water inlet end 1a and water side 1b, valve body 1 also
Core is provided with, one end of control-rod 2 is connected with core, the upper end of valve body 1 is fixed with installing plate, mounting bracket 3 is fixed on installation
On plate, the outside of installing plate has the engaging lug 1c1 of some protrusions.
Valve body 1 is similarly in the present embodiment and configures the controller with control panel, set in the water side 1b of valve
Flow sensor, and the first sensor 9a on location-plate 9 is set to correspondence valve opening minimum state, second sensor 9b
Correspondence valve opening adjustment state is set to, 3rd sensor 9c is set to correspondence valve opening maximum rating, the 4th sensor
9d is set to correspondence valve-closed state.When initial, the magnetic patch 8 on worm gear 7 is located at the surface of the 4th sensor 9d, i.e. valve
In full closing state, now do not enter hot water, also do not enter cold water.The electric control valve in the present embodiment of tune for to(for) flow
Section mode and process are similar for the regulation of mixing water temperature with embodiment one.
Example IV
The present embodiment is essentially identical with the structure and principle of embodiment one, and difference is：In the present embodiment, it is electronic
Regulating valve is still ball valve, this electric control valve is installed on the bottom of platen and is only used as flow electric adjusting device,
Platen upper end sets depotition cock, the water side 1b of this electric control valve is connected with the water inlet end 1a of depotition cock.At this
Under use state, this electric control valve does not possess closing function, and closing function is controlled by depotition cock, it is not necessary to configuration control
Panel processed is operated for user, and first sensor 9a, second sensor 9b and the 3rd sensing are only needed to use on location-plate 9
Device 9c, first sensor 9a are set to correspondence valve opening minimum state, and second sensor 9b is set to correspondence valve opening and adjusts
Nodular state, 3rd sensor 9c is set to correspondence valve opening maximum rating.When initial, opening depotition cock carries out water outlet, magnetic
Block 8 is faced with first sensor 9a, and now electric control valve is in full cold water state.For electric control valve in the present embodiment
Regulative mode and process for flow is similar for the regulation of mixing water temperature with embodiment two.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (7)
1. a kind of electric control valve, including valve body (1), the control that be provided with valve element (12) and can rotate in described valve body (1)
Bar (2), one end of described control-rod (2) is connected with valve element (12), it is characterised in that be connected with peace on described valve body (1)
Dress support (3), is provided with the worm screw (4) for rotating, the other end of described control-rod (2) in described mounting bracket (3)
Stretch out valve body (1) outward and be connected with worm gear (7), described worm gear (7) is meshed with worm screw (4), in described mounting bracket (3)
Or it is externally provided with motor (6) and motor (6) is connected with one end of worm screw (4), it is fixed in described mounting bracket (3)
There is a location-plate (9), described worm gear (7) is positioned at the top of location-plate (9) and control-rod (2) through location-plate (9), described snail
Wheel (7) bottom surface is provided with magnetic patch (8), has circumferentially been sequentially distributed on described location-plate (9) and can when magnetic patch (8) passes through
First sensor (9a), second sensor (9b) and the 3rd sensor (9c) sensed to magnetic patch (8), when worm gear (7) turns
Magnetic patch (8) can sequentially pass through first sensor (9a), second sensor (9b) and 3rd sensor (9c) when dynamic.
2. electric control valve according to claim 1, it is characterised in that be additionally provided with location-plate (9) when magnetic patch (8) passes through
When the 4th sensor (9d) that magnetic patch (8) can be sensed, described the 4th sensor (9d) and first sensor (9a),
Second sensor (9b) and 3rd sensor (9c) are located on same circumference, and first sensor (9a), second sensor
(9b), 3rd sensor (9c) and the 4th sensor (9d) are circumferentially sequentially distributed on location-plate (9).
3. electric control valve according to claim 1, it is characterised in that the edge of described worm gear (7) has arc
Breach (7a2).
4. the electric control valve according to claim 1 or 2 or 3, it is characterised in that have in described mounting bracket (3)
Two upward lugs (3a), described worm screw (4) is between two lugs (3a) and worm screw (4) can be convex relative to two
Ear (3a) is rotated, and one end of described worm screw (4) is stretched out corresponding lug (3a) and is connected outward and with the output shaft of motor (6)
Connect.
5. electric control valve according to claim 4, it is characterised in that described worm screw (4) stretches out lug (3a) outward
One end has the connecting portion (4a) that is square, and the end of the output shaft of described motor (6) has and connecting portion (4a)
Shape identical connecting hole (6a), described connecting portion (4a) is inserted in connecting hole (6a).
6. electric control valve according to claim 3, it is characterised in that described worm gear (7) including body (7a) and
Connector (7b), described control-rod (2) upper end is connected with connector (7b), and described arc notch (7a2) is located at body
The edge of (7a), has location hole (7a1) on described body (7a), the part upper end insertion of described connector (7b) is fixed
In position hole (7a1), described body (7a) is circumferentially fixed with connector (7b) and can be moved up and down relative to connector (7b), institute
Spring (11) is arranged with outside the connector (7b) stated, the lower end outside of described connector (7b) has ring-type shoulder block (7b2), institute
The two ends of the spring (11) stated withstand on ring-type shoulder block (7b2) and body (7a) respectively, and under the elastic force effect of spring (11)
The body (7a) of worm gear (7) is set to be meshed with worm screw (4) upwards.
7. electric control valve according to claim 6, it is characterised in that described magnetic patch (8) is arranged at ring-type shoulder block
The bottom surface of (7b2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621193391.4U CN206206733U (en) | 2016-10-28 | 2016-10-28 | A kind of electric control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621193391.4U CN206206733U (en) | 2016-10-28 | 2016-10-28 | A kind of electric control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206206733U true CN206206733U (en) | 2017-05-31 |
Family
ID=58753936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621193391.4U Active CN206206733U (en) | 2016-10-28 | 2016-10-28 | A kind of electric control valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965586A (en) * | 2017-11-22 | 2018-04-27 | 刘南鹏 | Thermostatically controlled constant-temperature water valve can be achieved in one kind |
| CN112594432A (en) * | 2020-12-10 | 2021-04-02 | 中国计量大学上虞高等研究院有限公司 | Two-dimensional valve rod intelligent control system and control method |
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2016
- 2016-10-28 CN CN201621193391.4U patent/CN206206733U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107965586A (en) * | 2017-11-22 | 2018-04-27 | 刘南鹏 | Thermostatically controlled constant-temperature water valve can be achieved in one kind |
| CN107965586B (en) * | 2017-11-22 | 2019-04-19 | 刘南鹏 | Thermostatically controlled constant-temperature water valve can be achieved in one kind |
| CN112594432A (en) * | 2020-12-10 | 2021-04-02 | 中国计量大学上虞高等研究院有限公司 | Two-dimensional valve rod intelligent control system and control method |
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