CN205879234U - Electric actuator LTS stroke torque sensor - Google Patents
Electric actuator LTS stroke torque sensor Download PDFInfo
- Publication number
- CN205879234U CN205879234U CN201620648525.0U CN201620648525U CN205879234U CN 205879234 U CN205879234 U CN 205879234U CN 201620648525 U CN201620648525 U CN 201620648525U CN 205879234 U CN205879234 U CN 205879234U
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- lts
- stroke
- gear
- torque sensor
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Abstract
The utility model discloses an electric actuator LTS stroke torque sensor, electric actuator LTS stroke torque sensor includes: a pedestal, be equipped with detachable moment axis and the pivot of detachable stroke on the base, the moment axis passes through the steel ball contact with the worm of motor, the stroke changes epaxial worm wheel and is connected with the worm of actuating mechanism output shaft, the bottom plate, the bottom plate is connected with the base cooperation, be equipped with adjustment mechanism between bottom plate and the base, adjustment mechanism is connected with the moment axis cooperation, LTS encoder part, LTS encoder part detachably sets up on the bottom plate, LTS encoder parts are connected with the adjustment mechanism cooperation, measure moment, the stroke pivot is passed the bottom plate and is connected the measurement stroke with the cooperation of LTS encoder part. The utility model discloses can guarantee that electric actuator realizes the detection of stroke moment, improves the precision of stroke moment.
Description
Technical field
This utility model relates to automation instrument field, is specifically related to a kind of electric operator LTS stroke moment
Sensor.
Background technology
The topmost function of electric operator is when output transmission power, can detect the size of transmission moment；It is expert at
During process control, the numerical value of stroke can be detected.Thus, moment inspecting and stroke measurment are carried out the important indicator of mechanism performance.
The detection moment device that electric operator (or electric device for valve) is conventional at present has two kinds: the first uses pressure
Force transducer measuring moment.In this method, the material of sheet rubber and thickness are difficult to control, and sheet rubber is very sensitive to temperature, variable
Shape, and adjustment and installation is inconvenient；The method of the second detection moment is to add the knot of butterfly spring in the one or both sides of worm screw
Structure, torque overload, worm screw overcomes the power of pretension disc spring, has the movement of a displacement.When extraneous load reaches a rated value,
This displacement moved can change into a rotational angle by different forms, then touches touching of moment by cam
Point.This structure exist measuring accuracy low, cannot the shortcomings such as digital signal output.
The stroke detection of electric operator at present is mainly conductive plastic potentiometer or hall element sensor.Conduction is moulded
The shortcoming of material potentiometer, has contact, easy to wear.Hall element sensor uses battery, often safeguard and perishable.
Utility model content
This utility model is in order to solve the problems referred to above, thus provides a kind of electric operator LTS stroke torque sensor.
For reaching above-mentioned purpose, the technical solution of the utility model is as follows:
A kind of electric operator LTS stroke torque sensor, it is characterised in that described electric operator LTS stroke
Torque sensor includes:
Base, described base is provided with dismountable axis of torque and dismountable stroke rotating shaft, described axis of torque and motor
Worm screw contacted by steel ball, the worm gear in described stroke rotating shaft is connected with the worm screw of actuator shaft；
Base plate, described base plate is connected with base engagement, is provided with governor motion, described regulation machine between described base plate and base
Structure is connected with axis of torque；
LTS encoder component, described LTS encoder component is removably disposed on base plate, described LTS encoder component
Being connected with governor motion, stroke rotating shaft is connected through base plate with LTS encoder component.
In a preferred embodiment of the present utility model, described governor motion includes deep groove ball bearing, disc spring, regulating part
And straight pin, axis of torque is connected with regulating part by straight pin, and regulating part one end is fixed with base by disc spring, regulating part another
Hold by deep groove ball bearing and base plate axial constraint.
In a preferred embodiment of the present utility model, described stroke rotating shaft is fixed with base plate by deep groove ball bearing.
In a preferred embodiment of the present utility model, described LTS encoder component includes upper cover plate and lower cover, institute
Stating lower cover and be provided with wiring board, described wiring board is provided with several magnet bases and a control chip, described upper cover plate with under
Being provided with the first central gear and the second central gear between cover plate, described first central gear is connected with stroke rotating shaft, and described
Two central gears are connected with axis of torque.
In a preferred embodiment of the present utility model, described first central gear is provided with the first gear and the second tooth
Wheel.
In a preferred embodiment of the present utility model, the first central gear, the second central gear, the first gear and
Two gears are coordinated with the magnet base on wiring board by Magnet respectively to be fixed in the circuit board.
In a preferred embodiment of the present utility model, the number of teeth of the first central gear and the second central gear is 22,
The number of teeth of the second gear is 30, and the number of teeth of the first gear is 32.
In a preferred embodiment of the present utility model, described base plate is provided with at least three screwed hole, LTS encoder
Being respectively equipped with several through holes corresponding with screwed hole on parts, LTS encoder component is fixed on base plate by nut.
In a preferred embodiment of the present utility model, in described electric operator LTS stroke torque sensor
Stroke measurment rotating cycle scope is: 0-6000 encloses.
The beneficial effects of the utility model are:
This utility model can ensure that electric operator realizes the detection of stroke moment, improves the precision of stroke moment.
Stroke shaft and axis of torque in this utility model are dismountable, can be applicable to the electric operator of different model
Detection.The actual bit of actuator when functionally enabling electric operator can also detect manual operation after accomplishing power-off
Put, eliminate and change the trouble that battery, zero-bit and full scale are lost, improve stability and the reliability of product.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, the accompanying drawing in describing below is only
It is embodiments more of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, it is also possible to other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the scheme of installation of LTS encoder component and base plate；
Fig. 3 is the exploded view of LTS encoder component；
Fig. 4 is the structural representation of governor motion.
Detailed description of the invention
For the technological means making this utility model realize, creation characteristic, reach purpose and be easy to understand with effect, under
Face combines and is specifically illustrating, and this utility model is expanded on further.
See Fig. 1, the electric operator LTS stroke torque sensor that this utility model provides, comprising: base 100,
Base plate 200 and LTS encoder component 300.
Base 100, it is for mounting torque axle 110 and stroke rotating shaft 120, specifically can by base 100 arrange with
Axis of torque 110 and the installing hole of stroke rotating shaft 120 corresponding matching, axis of torque 110 and stroke rotating shaft 120 can the most removably be pacified
It is inserted in installing hole.
Axis of torque 110 is specifically contacted by steel ball with the worm screw 410 of motor, thus realizes moment transmission.
Stroke rotating shaft 120 is specifically connected with the turbine 420 of actuator, thus realizes stroke transmission.
Base plate 200, it is removably connected with base 100 by screw, is provided with regulation between base plate 200 and base 100
Mechanism 500.
Seeing Fig. 1 and Fig. 4, governor motion 500, it is connected with axis of torque 110, and it is for by axis of torque 110
Linear motion is converted to rotary motion.
Governor motion 500 includes that deep groove ball bearing 510, disc spring 520, regulating part 530 and straight pin 540, axis of torque 110 lead to
Crossing straight pin 540 to be connected with regulating part 530, regulating part 530 one end is fixed with base 100 by disc spring 520, and regulating part 530 is another
One end is by deep groove ball bearing 510 and base plate 200 axial constraint.
Axis of torque 110 promotes the straight pin pin 540 in regulating part 530 to realize the transmission of forward axial torque signal, disc spring
Straight pin 540 in regulating part 530 is close to axis of torque 110 axle head by 520 elastic force produced, thus can realize the most axially turning
The transmission of square signal, owing to regulating part 530 one end is connected with base by disc spring 520, the other end by deep groove ball bearing 510 and
Base plate 200 connects, it is achieved axial restraint, and regulating part 530 can only rotate by line centered by axis.
Seeing Fig. 2 and Fig. 3, LTS encoder component 300, it is removably disposed on base plate 200, specifically can pass through
Base plate is provided with at least three screwed hole, is respectively equipped with several through holes corresponding with screwed hole in LTS encoder component,
By respectively support column 210 being sequentially passed through through hole and screwed hole, and fix support column 210 by nut 220 thus by LTS volume
Code device parts 300 are removably attached on base plate 200.
LTS encoder component 300, it is connected with governor motion 500 and stroke rotating shaft 120, and stroke rotating shaft 120 is passed through
Deep groove ball bearing 510 is fixed with base plate, thus realizes being connected with governor motion 500.
LTS encoder component 300 is the anglec of rotation for test moment axle 110 and the rotating cycle of stroke rotating shaft 120
And relative angle.
LTS encoder component 300 includes upper cover plate 310 and lower cover 320, and lower cover 320 is provided with wiring board 330, line
Road plate 330 is provided with several magnet base 340 and control chips 350, is provided with first between upper cover plate 310 and lower cover 320
Central gear 360 and the second central gear 370, the first central gear 360 is connected with stroke rotating shaft 120, the second central gear 370
It is connected with axis of torque 110.
Second central gear 370, matches with magnet base 340 especially by Magnet 380 and is fixed on wiring board 330, its
Being specially a single-ring encoder, it is connected with the output shaft of regulating part 530, and it is the anglec of rotation for testing regulating part 530,
And the signal detected is sent to control chip 350, thus realize moment inspecting.
First central gear 360, it is arranged above with the first gear 361 and the second gear 362, the first central gear 360,
One gear 361 and the second gear 362 are matched with magnet base 340 by Magnet 380 and are fixed on wiring board 330, and first
Central gear the 360, first gear 361 and the second gear 362 cooperate and can form an encoder.
First central gear 360, it is directly connected to stroke rotating shaft 120, and it rotates for measuring stroke rotating shaft 120
The number of turns and relative angle, and the number of turns detected becomes with angular transition signal pass to control chip 350, it is achieved the inspection of stroke
Survey.
First gear 361 and the second gear 362 are the rotation number of turns for detecting stroke rotating shaft 120, the first central gear
360 is the rotational angle for detecting stroke rotating shaft 120.
The rotating cycle scope of the stroke rotating shaft 120 in the application is: 0-240 encloses.
If the speed reducing ratio of the worm gear of the worm screw of actuator shaft and stroke rotating shaft 120 is 25:8, then actuator
Rotating cycle scope be: 0 750 circle；
If the speed reducing ratio of the worm gear of the worm screw of actuator shaft and stroke rotating shaft 120 is 15:1, then actuator
Rotating cycle scope be: 0 3600 circle；
If the speed reducing ratio of the worm gear of the worm screw of actuator shaft and stroke rotating shaft 120 is 25:1, then actuator
Rotating cycle scope be: 0 6000 circle；
In a preferred embodiment of the present utility model, in described electric operator LTS stroke torque sensor
Torgue measurement scope is: 0-360 degree.
The number of teeth of the first central gear 360 and the second central gear 370 is 22, and the number of teeth of the second gear 362 is 30, first
The number of teeth of gear 361 is 32.
By above-mentioned enforcement, the application can ensure that electric operator realizes the detection of stroke moment, improves stroke moment
Precision.
Further, since axis of torque 110 and stroke rotating shaft 120 be all in the installing hole assigning into base 100 respectively with regulation
Mechanism's 500LTS encoder component 300 is flexibly connected, so that axis of torque 110 and stroke rotating shaft 120 Whole-dismountable are installed,
The application is made to can be applicable to the detection of electric operator of different model.Electric operator is functionally enable to accomplish to break
The physical location of actuator when can also detect manual operation after electricity, eliminates and changes the trouble that battery, zero-bit and full scale are lost,
Improve stability and the reliability of product.
Of the present utility model ultimate principle and principal character and of the present utility model advantage have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model is also
Have various changes and modifications, in the range of these changes and improvements both fall within claimed this utility model.This utility model
Claimed scope is defined by appending claims and equivalent thereof.
Claims (9)
1. an electric operator LTS stroke torque sensor, it is characterised in that described electric operator LTS stroke force
Square sensor includes:
Base, described base is provided with the snail of dismountable axis of torque and dismountable stroke rotating shaft, described axis of torque and motor
Bar is contacted by steel ball, and the worm gear in described stroke rotating shaft is connected with the worm screw of actuator shaft；
Base plate, described base plate is connected with base engagement, is provided with governor motion between described base plate and base, described governor motion with
Axis of torque is connected；
LTS encoder component, described LTS encoder component is removably disposed on base plate, described LTS encoder component and tune
Joint mechanism is connected, and stroke rotating shaft is connected through base plate with LTS encoder component.
A kind of electric operator LTS stroke torque sensor the most according to claim 1, it is characterised in that described tune
Joint mechanism includes deep groove ball bearing, disc spring, regulating part and straight pin, and axis of torque is connected with regulating part by straight pin, regulating part
One end is fixed with base by disc spring, and the regulating part other end is by deep groove ball bearing and base plate axial constraint.
A kind of electric operator LTS stroke torque sensor the most according to claim 2, it is characterised in that described row
Journey rotating shaft is fixed with base plate by deep groove ball bearing.
A kind of electric operator LTS stroke torque sensor the most according to claim 1, it is characterised in that described LTS
Encoder component includes that upper cover plate and lower cover, described lower cover are provided with wiring board, and described wiring board is provided with several magnetic
Property seat and a control chip, be provided with the first central gear and the second central gear between described upper cover plate and lower cover, and described
One central gear is connected with stroke rotating shaft, and described second central gear is connected with axis of torque.
A kind of electric operator LTS stroke torque sensor the most according to claim 4, it is characterised in that described the
One central gear is provided with the first gear and the second gear.
A kind of electric operator LTS stroke torque sensor the most according to claim 4, it is characterised in that in first
Heart gear, the second central gear, the first gear and the second gear coordinate fixing respectively by Magnet with the magnet base on wiring board
In the circuit board.
A kind of electric operator LTS stroke torque sensor the most according to claim 6, it is characterised in that in first
The number of teeth of heart gear and the second central gear is 22, and the number of teeth of the second gear is 30, and the number of teeth of the first gear is 32.
A kind of electric operator LTS stroke torque sensor the most according to claim 1, it is characterised in that the described end
Plate is provided with at least three screwed hole, and LTS encoder component is respectively equipped with several through holes corresponding with screwed hole, LTS
Encoder component is fixed on base plate by nut.
A kind of electric operator LTS stroke torque sensor the most according to claim 1, it is characterised in that described electricity
Rotating cycle scope in dynamic actuator LTS stroke torque sensor is: 0-6000 encloses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620648525.0U CN205879234U (en) | 2016-06-27 | 2016-06-27 | Electric actuator LTS stroke torque sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620648525.0U CN205879234U (en) | 2016-06-27 | 2016-06-27 | Electric actuator LTS stroke torque sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205879234U true CN205879234U (en) | 2017-01-11 |
Family
ID=57692608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620648525.0U Active CN205879234U (en) | 2016-06-27 | 2016-06-27 | Electric actuator LTS stroke torque sensor |
Country Status (1)
| Country | Link |
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| CN (1) | CN205879234U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426265A (en) * | 2020-03-25 | 2020-07-17 | 丽水学院 | Angle real-time monitoring and wireless monitoring device of rotating shaft |
| CN112462650A (en) * | 2020-11-17 | 2021-03-09 | 扬州电力设备修造厂有限公司 | Debugging control method and system for electric actuating mechanism |
-
2016
- 2016-06-27 CN CN201620648525.0U patent/CN205879234U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426265A (en) * | 2020-03-25 | 2020-07-17 | 丽水学院 | Angle real-time monitoring and wireless monitoring device of rotating shaft |
| CN112462650A (en) * | 2020-11-17 | 2021-03-09 | 扬州电力设备修造厂有限公司 | Debugging control method and system for electric actuating mechanism |
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