CN203104197U - Electric push rod with photoelectrically-controlled stroke - Google Patents
Electric push rod with photoelectrically-controlled stroke Download PDFInfo
- Publication number
- CN203104197U CN203104197U CN 201220723359 CN201220723359U CN203104197U CN 203104197 U CN203104197 U CN 203104197U CN 201220723359 CN201220723359 CN 201220723359 CN 201220723359 U CN201220723359 U CN 201220723359U CN 203104197 U CN203104197 U CN 203104197U
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- screw rod
- inductor
- light sensation
- push rod
- photo
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Abstract
The utility model provides an electric push rod with a photoelectrically-controlled stroke, which relates to an electric push rod for straight output. The electric push rod with a photoelectrically-controlled stroke comprises a drive device, an outer tube, an inner tube, a screw rod, a photosensitive sheet, an inductor and a controller, wherein the outer sleeve is sleeved outside the inner sleeve; the inner sleeve is sleeved outside the screw rod; an internal tooth corresponding to the screw rod is arranged on the inner wall of the inner tube; the tail end of the screw rod is connected with the drive device; the drive device is used for driving the screw rod to rotate; the photosensitive sheet is further arranged at the tail end of the screw rod, synchronously rotated with the screw rod, and connected with the inductor; and the inductor is capable of inducing the rotating angle of the photosensitive sheet and feeding information back to the controller to control the drive device. Stroke induction, sectional control and multi-section control for the push rod provided by the utility model are realized by virtue of the photosensitive sheet, the inductor and the controller, as well as are efficient and accurate; and moreover, the photosensitive sheet and the inductor are used as stroke controllers and installed in the push rod, so that the push rod is small in volume, convenient to install, not easy to be influenced by an external environment. Therefore, the use range of intelligent electric push rods is effectively expanded.
Description
Technical field
The utility model relates to linear output executing mechanism, relates in particular to a kind of straight line output electric pushrod.
Background technology
Electric pushrod is a kind of rotatablely moving of drive unit to be transformed into the mechanism of the straight reciprocating motion of push rod, uses as actuator in household practicality, commercial Application and machine applications, to realize automatic control action.Electric pushrod of the prior art is by the stroke of travel control switch control push rod, still, this travel control switch is such to the control of push rod: travel control switch is opened, and motor just changes, and push rod reaches the setting stroke, travel control switch closes, the motor outage; Travel control switch is opened, the motor counter-rotating, and pusher retracted is to setting stroke, and travel control switch closes, the motor outage.The shortcoming that such electric pushrod exists is: push rod can not be realized segmentation control, and the wiring of travel control switch is more in the push rod, is prone to fault, simultaneously, also is unfavorable for centralized control.
The utility model content
The technical problems to be solved in the utility model provides centralized control at prior art, the precision height, and wiring is simple, can realize the electric pushrod of segmentation control, multistage control.
In order to realize above-mentioned technical problem, the utility model adopts following technical scheme:
A kind of electric pushrod of photo-electric control stroke, comprise drive unit, outer tube, interior pipe, screw rod, the light sensation sheet, inductor and controller, described outer tube sleeve is located at outside the described interior pipe, pipe box is located at outside the described screw rod in described, described inner tube wall is provided with and the corresponding interior tooth of screw rod, the end of described screw rod is connected with described drive unit, described drive unit drive screw turns, the end of described screw rod also is provided with the light sensation sheet, described light sensation sheet and described screw rod rotate synchronously, described light sensation sheet is connected with described inductor, and described inductor can be responded to the rotational angle of light sensation sheet, feeds back to the controller accessory drive.
In some embodiments, interior pipe end is provided with and the corresponding nut of screw rod.
In some embodiments, also comprise range limiter, described range limiter is located at described outer tube inboard, and the terminal nut of described interior pipe can move in range limiter.
In some embodiments, the light sensation sheet is a porous light sensation sheet.
In some embodiments, drive unit is a reducing motor.
In some embodiments, drive unit comprises motor, train of reduction gears, and described motor is connected with described train of reduction gears, the described screw rod of described train of reduction gears transmission.
The beneficial effects of the utility model: the electric pushrod of a kind of photo-electric control stroke of the utility model utilizes light sensation sheet, inductor and controller to realize the stroke induction of push rod, segmentation control and multistage control, efficiently and accurately; And, utilize light sensation sheet and inductor to be installed in the push rod as journey controller, volume is little, and is easy for installation, is not subject to the influence of external environment, effectively enlarges the scope of application of intelligent electric push rod.
Description of drawings
Fig. 1 is the integrally-built side sectional view of the electric pushrod of a kind of photo-electric control stroke of the utility model;
Fig. 2 is the overall structure stereogram (removing bottom) of the electric pushrod of a kind of photo-electric control stroke of the utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment, need to prove, and below only be detailed description to the utility model preferred implementation, do not constitute any restriction of the present utility model.
Referring to Fig. 1 and Fig. 2, the electric pushrod of a kind of photo-electric control stroke of the utility model one preferred embodiment comprises drive unit, outer tube 2, interior pipe 3, screw rod 4, light sensation sheet 51, inductor 52 and controller.Outside the pipe 3, interior pipe 3 was sheathed on outside the screw rod 4 in a kind of outer tube 2 of electric pushrod of photo-electric control stroke was sheathed on, and wherein, the inwall of interior pipe 3 is provided with and screw rod 4 corresponding interior teeth; The end of screw rod 4 is connected with drive unit, by controller accessory drive drive screw 4, makes screw rod 4 realize positive and negative rotation; When screw rod 4 rotated, interior pipe 3 can stretch out or withdraws by interior tooth along screw rod 4; In pipe 3 in outer tube 2, stretch out or withdraw, manage 3 stretch out or withdraw and do not depart from the qualification track in guaranteeing.End at screw rod 4 is provided with light sensation sheet 51, light sensation sheet 51 is realized rotating synchronously with screw rod 4, there is an inductor 52 to be connected with light sensation sheet 51, inductor 52 can be responded to the rotational angle of light sensation sheet 51, can respond to stretching out and the distance of withdrawing of the interior pipe 3 of push rod, the rotational angle of inductor 52 feedback light sensation sheets 51 is given controller, and controller is according to the feedback information accessory drive of inductor 52, drive unit drive screw 4 is realized stretching out and withdrawing of pipe 3 in the push rod.Preferably, light sensation sheet 51 is a porous light sensation sheet 51, improves the induction precision of inductor 52, and minimum command range is between adjacent two holes of screw rod 4 rotation porous light sensation sheets 51 during angle, the distance that interior pipe 3 moves with screw rod 4.When needs are carried out segmentation control or multistage control, in controller, make relative set, controller is controlled accurately by inductor 52 feedacks.Preferably, light sensation sheet 51 and the inductor 52 outer protection boxes 7 that are provided with, stable with protection light sensation sheet 51 and inductor 52 operational environments.
In some embodiments, the end of interior pipe 3 is arranged with nut 31, and the interior tooth of nut 31 is corresponding with screw rod 4, and interior pipe 3 can stretch out or withdraws with the mobile realization of nut 31 on screw rod 4.At this moment, all right corresponding setting range limiter 6 of the inwall of outer tube 2 makes nut 31 to move in range limiter 6, in case interior pipe 3 stretches out or the ultralimit of withdrawing.
In some embodiments, drive unit is reducing motor (figure does not show), and reducing motor directly is connected with screw rod 4 ends, and drive screw 4 rotates.
In some embodiments, drive unit comprises motor 1 and train of reduction gears (figure does not show), and motor 1 is connected with train of reduction gears, and train of reduction gears drive screw 4 rotates, and train of reduction gears also is installed in the protection box 7, with the protection train of reduction gears.
The electric pushrod of a kind of photo-electric control stroke of the utility model utilizes light sensation sheet 51, inductor 52 and controller to realize the stroke induction of push rod, segmentation control and multistage control, efficiently and accurately; And, utilize light sensation sheet 51 and inductor 52 to be installed in the push rod as journey controller, volume is little, and is easy for installation, is not subject to the influence of external environment, effectively enlarges the scope of application of intelligent electric push rod.
In conjunction with the accompanying drawings better embodiment of the present utility model is described in detail above; but the utility model is not limited to above-mentioned execution mode; every various equivalences of being done in essential scope of the present utility model change or substitute, and all belong to the protection category of the utility model patent.
Claims (6)
1. the electric pushrod of a photo-electric control stroke, comprise drive unit, outer tube, interior pipe and screw rod, it is characterized in that: also comprise the light sensation sheet, inductor and controller, described outer tube sleeve is located at outside the described interior pipe, pipe box is located at outside the described screw rod in described, described inner tube wall is provided with and the corresponding interior tooth of screw rod, the end of described screw rod is connected with described drive unit, described drive unit drive screw turns, the end of described screw rod also is provided with the light sensation sheet, and described light sensation sheet and described screw rod rotate synchronously, and described light sensation sheet is connected with described inductor, described inductor can be responded to the rotational angle of light sensation sheet, feeds back to described controller accessory drive.
2. the electric pushrod of a kind of photo-electric control stroke according to claim 1 is characterized in that: the pipe end is provided with and the corresponding nut of screw rod in described.
3. the electric pushrod of a kind of photo-electric control stroke according to claim 2 is characterized in that: also comprise range limiter, described range limiter is located at described outer tube inboard, and the terminal nut of described interior pipe can move in range limiter.
4. the electric pushrod of a kind of photo-electric control stroke according to claim 1 is characterized in that: described light sensation sheet is a porous light sensation sheet.
5. the electric pushrod of a kind of photo-electric control stroke according to claim 1 is characterized in that: described drive unit is a reducing motor.
6. the electric pushrod of a kind of photo-electric control stroke according to claim 1 is characterized in that: described drive unit comprises motor, train of reduction gears, and described motor is connected with described train of reduction gears, the described screw rod of described train of reduction gears transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723359 CN203104197U (en) | 2012-12-25 | 2012-12-25 | Electric push rod with photoelectrically-controlled stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723359 CN203104197U (en) | 2012-12-25 | 2012-12-25 | Electric push rod with photoelectrically-controlled stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203104197U true CN203104197U (en) | 2013-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220723359 Expired - Fee Related CN203104197U (en) | 2012-12-25 | 2012-12-25 | Electric push rod with photoelectrically-controlled stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203104197U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305711A (en) * | 2014-06-25 | 2016-02-03 | 王丽平 | Self-cleaning electric push rod |
| CN106785781A (en) * | 2016-12-15 | 2017-05-31 | 上海科颉贸易有限公司 | Portable rechargeable-type electronics stepless changing controls copper aluminium cable terminal and joint coupling regular hexagon to exempt from mold exchange press-connection machine and operating method |
| CN108286963A (en) * | 2017-01-09 | 2018-07-17 | 武汉四维图新科技有限公司 | The pinpoint device and method of linear push rod |
-
2012
- 2012-12-25 CN CN 201220723359 patent/CN203104197U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305711A (en) * | 2014-06-25 | 2016-02-03 | 王丽平 | Self-cleaning electric push rod |
| CN106785781A (en) * | 2016-12-15 | 2017-05-31 | 上海科颉贸易有限公司 | Portable rechargeable-type electronics stepless changing controls copper aluminium cable terminal and joint coupling regular hexagon to exempt from mold exchange press-connection machine and operating method |
| CN106785781B (en) * | 2016-12-15 | 2019-09-10 | 上海科颉贸易有限公司 | Portable rechargeable-type regular hexagon exempts from mold exchange press-connection machine and operating method |
| CN108286963A (en) * | 2017-01-09 | 2018-07-17 | 武汉四维图新科技有限公司 | The pinpoint device and method of linear push rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130731 Termination date: 20131225 |