CN207161836U - A kind of electric valve actuator using DC brushless motor - Google Patents
A kind of electric valve actuator using DC brushless motor Download PDFInfo
- Publication number
- CN207161836U CN207161836U CN201721079163.9U CN201721079163U CN207161836U CN 207161836 U CN207161836 U CN 207161836U CN 201721079163 U CN201721079163 U CN 201721079163U CN 207161836 U CN207161836 U CN 207161836U
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- China
- Prior art keywords
- reduction
- brushless motor
- reduction gearing
- drain pan
- circuit board
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a kind of electric valve actuator using DC brushless motor, including actuator housing, the circuit board control unit, reduction gear box and the DC brushless motor that are installed in actuator housing, actuator housing is made up of upper casing and drain pan, and upper casing and drain pan four angles position are connected by screw；Upper casing and the cavity of drain pan composition mounting circuit boards control unit and reduction gear box, circuit board control unit are provided with OLED display screen and control button.Reduction gear box and DC brushless motor are in drain pan, the output revolving shaft of DC brushless motor is provided with drive gear, drive gear engages with the reduction gearing of reduction gear box, train of reduction gears connects output shaft gear, and output shaft gear lower end is provided with interior anistree connection end and is used to socket-connect with the valve element upper end of valve.Drain pan bottom is provided with the through hole of anistree connection end in installation, and is respectively provided with four threaded ends in the drain pan bottom on the both sides of the through hole, is connected for installing connecting bracket and realizing with the valve element of valve.
Description
Technical field
Electric valve actuator technical field is the utility model is related to, more particularly to a kind of using DC brushless motor
Electric valve actuator.
Background technology
Valve is widely used in every profession and trade, such as the various industrial circles such as petrochemical industry, and central air-conditioning, building
Be used to providing in the service for life such as equipment field pipeline dam, the effect such as current limliting；And electric valve actuator is control valve enters
Row switch motion and the executing agency of opening and closing degree.Existing electric valve actuator structure is relative complex, and volume is larger, pushes away
Power is small, and reduction gearing abrasion is larger, and failure rate is higher, and is typically to use common DC motor, and cost can be lower,
But common DC motor service life is not grown.The signal output of some electric valve actuators is exported by netting twine, and actuator
Itself can not real-time display correspond to the design parameter of Valve controlling, debugging and control are not convenient enough.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of using the electronic of DC brushless motor
Valve actuator, and OLED screen and rotating mark disk are provided with as valve state recoil simulator is fed back, cost is low, intuitively,
And long lifespan.
Technical scheme is used by the utility model：A kind of electric valve actuator using DC brushless motor, bag
Circuit board control unit, reduction gear box and the DC brushless motor for include actuator housing, being installed in actuator housing, it is special
Sign is that the actuator housing is made up of upper casing and drain pan, and upper casing and drain pan four angles position are connected by screw；Upper casing and drain pan
The cavity of mounting circuit boards control unit and reduction gear box, reduction gear box and DC brushless motor are formed in drain pan,
The output revolving shaft of DC brushless motor is provided with drive gear, and drive gear engages with the reduction gearing of reduction gear box, slows down
Gear train connects output shaft gear, and output shaft gear lower end is provided with interior anistree connection end and is used to be nested with the valve element upper end of valve
Connect；The drain pan bottom is provided with the through hole of anistree connection end in installation, and is respectively provided with four in the drain pan bottom on the both sides of the through hole
Individual threaded ends, it is connected for installing connecting bracket and realizing with the valve element of valve.
Reduction gear box include by the first reduction gearing, the second reduction gearing, the 3rd reduction gearing, the 4th reduction gearing and
5th reduction gearing, the train of reduction gears of Pyatyi reduction gearing composition and above train of reduction gears and pass through screw and bottom altogether
The reduction gearing box cover of shell mode connects for screw, train of reduction gears are metal gear, and corresponding connection is covered with reduction gear box
The connection end of train of reduction gears gear shaft core；The circuit board control unit passes through deceleration on reduction gearing box cover
Gear train, which is realized, changes rotating speed, increases torque.
Circuit board control unit includes the two pieces of circuit board designs stacked on top of one another of upper layer circuit board and lower circuit plate, upper strata electricity
Stitch contiguous block is provided between road plate and lower circuit board to support.Upper layer circuit board is provided with control button and OLED display screen, corresponding
Upper casing is provided with display screen microlens window.
Upper layer circuit board described further is provided with hollow potentiometer, and corresponding lower circuit plate also is provided with through hole, hollow current potential
Device is provided with a half-round bar, and half-round bar is interspersed in the quill shaft angular shift sensor of hollow potentiometer, and is inserted through upper strata electricity
Road plate and lower circuit plate.
Half-round bar bottom described further is connected with output shaft gear center, and is arranged with bearing in the middle part of half-round bar, and half
The upper end of round bar is provided with a marker disc, and marker disc is provided with mark graduation mark and the number of degrees, and zero degree represents " valve completely closes ", and 90
Degree represents " valve is opened completely ", and corresponding upper casing is provided with the oeil de boeuf mouth for being used for checking marker disc, and oeil de boeuf mouth is provided with lens.
3rd reduction gearing side described further is provided with a manual drive shaft, and manual actuation axle is provided with manual actuation tooth
Wheel, manual actuation gear are meshed with the 3rd reduction gearing, and manual actuation axle upper end is passed to upper casing, and manual actuation axle upper end
Provided with knob.
The electric valve actuator designed by this technology, control button and OLED display screen are integrated, can be with to actuator
Realization is debugged, set whenever and wherever possible, more convenient.It uses the semicircle of the output axis center connected by valve spool of valve
Bar drives the hollow potentiometer designed on upper layer circuit board, is rotated by half-round bar, the sensor sensing output of hollow potentiometer
Resistance, while the marker disc of half-round bar upper end rotates, the arrow on corresponding upper casing points to, and can clearly judge the closing of valve
State, more intuitively, understandable.In addition, manually drive shaft design, it is possible to achieve rotate reduction gear box manually, realize
The on off state of manual control valve, in the event of a loss of power, can be with manually operated.Further, the technical program design is bottom
Portion's reduction gear box, the above are control circuit Slab elements, and control circuit Slab element sets two pieces of board structure of circuit stacked on top of one another,
Space is saved, is realized the more compact of actuator global design.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
Fig. 2 is internal structure schematic diagram of the present utility model.
Fig. 3 is speed-reducing gear-box structure schematic diagram of the present utility model.
Fig. 4 is polycrystalline substance schematic diagram of the present utility model.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
It refer to accompanying drawing 1-4, a kind of electric valve actuator using DC brushless motor, including actuator housing, peace
Loaded on the circuit board control unit 3 in actuator housing, reduction gear box and DC brushless motor 5, it is characterized in that, the execution
Device housing is made up of upper casing 1 and drain pan 2, and upper casing 1 and drain pan 2 four angles position are connected by screw；Upper casing 1 and the composition peace of drain pan 2
The cavity of device, circuit board control unit 3 and reduction gear box, reduction gear box and DC brushless motor 5 are in drain pan 2, direct current
The output revolving shaft of brushless electric machine 5 is provided with drive gear 51, and drive gear 51 engages with the reduction gearing of reduction gear box, slows down
Gear connects output shaft gear 11, and the lower end of output shaft gear 11 is provided with interior anistree connection end 111 for the valve element upper end with valve
Socket-connect；The drain pan bottom is provided with the through hole 20 of anistree connection end in installation, and in the bottom of drain pan 2 on the both sides of the through hole 20
Four threaded ends 21 are respectively provided with, are connected for installing connecting bracket and realizing with the valve element of valve.
More preferably, the reduction gearing of reduction gear box includes being slowed down by the first reduction gearing 6, the second reduction gearing the 7, the 3rd
Gear 8, the 4th reduction gearing 9 and the 5th reduction gearing 10, it is total to the train of reduction gears of Pyatyi reduction gearing composition and located at deceleration
Metal-toothed is used above gear train and by screw and the reduction gearing box cover 4 of the mode connects for screw of drain pan 2, train of reduction gears
Wheel, reduction gearing box cover 4 are provided with the connection end of corresponding connection train of reduction gears gear shaft core；The circuit board control unit 3
On reduction gearing box cover 4, realized by train of reduction gears and change rotating speed, increase torque.
Circuit board control unit 3 includes the 32 two pieces of circuit board designs stacked on top of one another of upper layer circuit board 31 and lower circuit plate,
Supported between upper layer circuit board 31 and lower circuit board 32 provided with stitch contiguous block 33.Upper layer circuit board 31 be provided with control button and
OLED display screen 301, corresponding upper casing 1 are provided with display screen microlens window 101.
More preferably, the upper layer circuit board 31 is provided with hollow potentiometer, and corresponding lower circuit plate 32 also is provided with through hole, hollow
Potentiometer is provided with a half-round bar 12, and half-round bar 12 is interspersed in the quill shaft angular shift sensor of hollow potentiometer, and interspersed
Cross layer circuit board 31 and lower circuit plate 32.The bottom of half-round bar 12 is connected with the center of output shaft gear 11, and half-round bar 12
Middle part is arranged with bearing, and the upper end of half-round bar 12 is provided with a marker disc 302, and marker disc 302, which is provided with, identifies graduation mark and the number of degrees, and zero
Degree represents " valve completely closes ", and 90 degree represent " valve is opened completely ", and corresponding upper casing 1, which is provided with, to be used to check marker disc 302
Oeil de boeuf mouth 102, oeil de boeuf mouth 102 is provided with lens.
More preferably, the side of the 3rd reduction gearing 8 is provided with a manual drive shaft 13, and manual actuation axle 13 is provided with manual
Drive gear 131, manual actuation gear 131 are meshed with the 3rd reduction gearing 8, and the upper end of manual actuation axle 13 is passed to upper casing 1,
And the upper end of manual actuation axle 13 is provided with knob 132.
Above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and is not
Restriction to embodiment of the present utility model.And for belong to connotation of the present utility model extend out it is apparent
Change or variation still fall within the scope of protection of the utility model.
Claims (7)
1. a kind of electric valve actuator using DC brushless motor, including actuator housing, it is installed in actuator housing
Circuit board control unit（3）, reduction gear box and DC brushless motor（5）, it is characterised in that：The actuator housing is by upper
Shell（1）And drain pan（2）Composition, upper casing（1）And drain pan（2）Four angles position is connected by screw；Upper casing（1）And drain pan（2）Composition
Mounting circuit boards control unit（3）With the cavity of reduction gear box, reduction gear box and DC brushless motor（5）Located at drain pan
（2）It is interior, DC brushless motor（5）Output revolving shaft be provided with drive gear（51）, drive gear（51）With reduction gear box
Reduction gearing engages, reduction gearing connection output shaft gear（11）, output shaft gear（11）Lower end is provided with interior anistree connection end
（111）Socket-connected for the valve element upper end with valve；The drain pan bottom is provided with the through hole of anistree connection end in installation（20）, and
In the through hole（20）Both sides drain pan（2）Bottom is respectively provided with four threaded ends（21）, realized for installing connecting bracket
It is connected with the valve element of valve.
A kind of 2. electric valve actuator using DC brushless motor according to claim 1, it is characterised in that：It is described
The reduction gearing of reduction gear box is included by the first reduction gearing（6）, the second reduction gearing（7）, the 3rd reduction gearing（8）,
Four reduction gearing（9）With the 5th reduction gearing（10）, it is total to the train of reduction gears of Pyatyi reduction gearing composition and located at reduction gearing
Organize top and pass through screw and drain pan（2）The reduction gearing box cover of mode connects for screw（4）, train of reduction gears uses metal-toothed
Wheel, reduction gearing box cover（4）Connection end provided with corresponding connection train of reduction gears gear shaft core；The circuit board control unit
（3）Located at reduction gearing box cover（4）On, realized by train of reduction gears and change rotating speed, increase torque.
A kind of 3. electric valve actuator using DC brushless motor according to claim 1, it is characterised in that：Circuit
Plate control unit（3）Including upper layer circuit board（31）With lower circuit plate（32）Two pieces of circuit board designs stacked on top of one another, upper strata electricity
Road plate（31）With lower circuit board（32）Between be provided with stitch contiguous block（33）Support.
A kind of 4. electric valve actuator using DC brushless motor according to claim 3, it is characterised in that：It is described
Upper layer circuit board（31）Provided with control button and OLED display screen（301）, corresponding upper casing（1）It is provided with display screen microlens window
（101）.
A kind of 5. electric valve actuator using DC brushless motor according to claim 3, it is characterised in that：It is described
Upper layer circuit board（31）Provided with hollow potentiometer, corresponding lower circuit plate（32）Through hole also is provided with, hollow potentiometer is provided with half
Round bar（12）, half-round bar（12）It is interspersed in the quill shaft angular shift sensor of hollow potentiometer, and is inserted through upper strata circuit
Plate（31）With lower circuit plate（32）.
A kind of 6. electric valve actuator using DC brushless motor according to claim 5, it is characterised in that：It is described
Half-round bar（12）Bottom and output shaft gear（11）Center connects, and half-round bar（12）Middle part is arranged with bearing, half-round bar
（12）Upper end be provided with a marker disc（302）, marker disc（302）Provided with mark graduation mark and the number of degrees, " valve is complete for zero degree representative
Close ", 90 degree represent " valve is opened completely ", corresponding upper casing（1）Provided with for checking marker disc（302）Oeil de boeuf mouth
（102）, oeil de boeuf mouth（102）Provided with lens.
A kind of 7. electric valve actuator using DC brushless motor according to claim 2, it is characterised in that：It is described
3rd reduction gearing（8）Side is provided with a manual drive shaft（13）, manual actuation axle（13）It is provided with manual actuation gear
（131）, manual actuation gear（131）With the 3rd reduction gearing（8）It is meshed, manual actuation axle（13）Upper end is passed to upper casing
（1）, and manual actuation axle（13）Upper end is provided with knob（132）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721079163.9U CN207161836U (en) | 2017-08-28 | 2017-08-28 | A kind of electric valve actuator using DC brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721079163.9U CN207161836U (en) | 2017-08-28 | 2017-08-28 | A kind of electric valve actuator using DC brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207161836U true CN207161836U (en) | 2018-03-30 |
Family
ID=61719137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721079163.9U Active CN207161836U (en) | 2017-08-28 | 2017-08-28 | A kind of electric valve actuator using DC brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207161836U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758057A (en) * | 2018-05-23 | 2018-11-06 | 熙诚环保科技（苏州）有限公司 | A kind of electric valve execution controller |
| CN109854776A (en) * | 2019-03-27 | 2019-06-07 | 合肥为开科技有限公司 | A kind of motor-driven valve |
-
2017
- 2017-08-28 CN CN201721079163.9U patent/CN207161836U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758057A (en) * | 2018-05-23 | 2018-11-06 | 熙诚环保科技（苏州）有限公司 | A kind of electric valve execution controller |
| CN109854776A (en) * | 2019-03-27 | 2019-06-07 | 合肥为开科技有限公司 | A kind of motor-driven valve |
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