CN203104196U - Electric push rod with adjustable stroke - Google Patents
Electric push rod with adjustable stroke Download PDFInfo
- Publication number
- CN203104196U CN203104196U CN 201220723284 CN201220723284U CN203104196U CN 203104196 U CN203104196 U CN 203104196U CN 201220723284 CN201220723284 CN 201220723284 CN 201220723284 U CN201220723284 U CN 201220723284U CN 203104196 U CN203104196 U CN 203104196U
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- Prior art keywords
- worm
- worm gear
- control switch
- touch
- screw
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- Expired - Fee Related
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Abstract
The utility model provides an electric push rod with an adjustable stroke, which relates to an execution mechanism for straight output, and particularly relates to an electric push rod for straight output. The electric push rod comprises an outer tube, an inner tube, a worm and a drive device, wherein the outer sleeve is sleeved outside the inner tube; an internal tooth corresponding to the worm is arranged on the inner wall of the inner tube; the inner tube is sleeved on the worm; the drive device is used for driving the worm. The electric push rod further comprises a micro-switch, a screw rod, a worm gear and a stroke control switch, wherein the worm gear is fixedly arranged at the tail end of the worm, the worm gear is engaged with the worm, the worm transmits the worm gear, and the worm rotates with the worm gear; and the stroke control switch is arranged on the screw rod, the screw rod transmits the stroke control switch, and the stroke control switch controls the micro-switch in a touch manner. The utility model provides an electric push rod with an adjustable stroke, which is convenient to install, stable and reliable, as well as convenient and accurate to adjust the stroke.
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, travel control switch are located at the push rod outer tube wall usually, and still, the wiring of this travel control switch is not only much but also longer, more complicated; In addition, travel control switch is difficult for stroke fixing and the adjusting push rod at outer tube wall, and breaking down is difficult for getting rid of.
The utility model content
The technical problems to be solved in the utility model is at prior art, provide a kind of easy for installation, solid and reliable, stroke adjustment convenient, a kind of electric pushrod of adjustable stroke accurately.
In order to realize above-mentioned technical problem, the utility model adopts following technical scheme:
A kind of electric pushrod of adjustable stroke, comprise outer tube, interior pipe, worm screw and drive unit, described outer tube sleeve is located at outside the described interior pipe, described inner tube wall is provided with and the corresponding interior tooth of worm screw, pipe box is located on the described worm screw in described, described drive unit drives described worm screw, it is characterized in that: also comprise sensitive switch, screw rod, worm gear and travel control switch, described worm gear is fixedly arranged on described screw rod end, described worm gear and worm engaging, described worm-drive worm gear, screw rod rotates with described worm gear; Described travel control switch is located on the described screw rod, the described travel control switch of described screw drive, the described sensitive switch of described travel control switch touch-control.
Preferably, travel control switch comprises the slide block and the touch-control rod of tooth in the band, and described touch-control rod is connected with described slide block, and described touch-control rod moves with described slide block, and travel control switch is by touch-control rod or slide block touch-control sensitive switch.
Preferably, also comprise a dividing plate, described sensitive switch, screw rod, worm gear and journey controller all are located on the described dividing plate.
The beneficial effects of the utility model: the electric pushrod of a kind of adjustable stroke of the utility model, the stroke that pipe stretches out or withdraws in the worm screw end is provided with journey controller control, journey controller comprises sensitive switch, screw rod, worm gear and travel control switch, the compact conformation of journey controller, the complicated wiring of no entanglement, solid and reliable, travel control switch comprises band inner tooth slider and the touch-control rod that is attached thereto, the user can change the push rod stroke easily by adjusting touch-control rod and band inner tooth slider.
Description of drawings
Fig. 1 is the overall structure stereogram (removing protection box lid) of the electric pushrod of a kind of adjustable stroke of the utility model;
Fig. 2 is the enlarged drawing of journey controller of the electric pushrod of a kind of adjustable 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 adjustable stroke of the utility model one preferred embodiment comprises worm screw 1, worm gear 2; screw rod 3; travel control switch 4, sensitive switch 5, protection box 61; dividing plate 62; drive unit 7, outer tube 8 and interior pipe 9, travel control switch 4 comprise the slide block 41 and the touch-control rod 42 of tooth in the band.Wherein, manage outside 9 in outer tube 8 is sheathed on, the inwall of interior pipe 9 is provided with interior tooth, interior pipe 9 is sheathed on outside the worm screw 1, drive unit 7 is connected with worm screw 1, and drive unit 7 drives worm screw 1 forward and reverse rotation, when worm screw 1 is rotated, in pipe 9 stretch out or withdraw along worm screw 1, manage 9 motion tracks in outer tube 8 is sheathed in pipe 9 outer can better the qualifications; Preferably, drive unit 7 comprises motor and train of reduction gears, the motor-driven train of reduction gears of drive unit 7, and train of reduction gears transmission worm screw 1 is rotated.
Have a dividing plate 62 to be sheathed on worm screw 1 end, the end of worm screw 1 passes this dividing plate 62, and a screw rod 3 is pivoted on dividing plate 62, these screw rod 3 ends are provided with a worm gear 2, and this worm gear 2 meshes with the end of worm screw 1, and pipe is 9 o'clock in worm screw 1 transmission, worm screw 1 worm gear of transmission simultaneously 2, worm gear 2 drives screw rod 3 and rotates; Screw rod 3 is provided with travel control switch 4 and sensitive switch 5, and travel control switch 4 moves with the rotation of screw rod 3, touch-control sensitive switch 5, the Stroke Control of realization push rod.Preferably, travel control switch 4 is made of the slide block 41 and the touch-control rod 42 of tooth in the band, slide block 41 is sheathed on the screw rod 3, the interior tooth of slide block 41 and the screw-threaded engagement of screw rod 3, slide block 41 moves with the rotation of screw rod 3, touch-control rod 42 is connected with slide block 41, and touch-control rod 42 moves with slide block 41, the relative position scalable of touch-control excellent 42 and slide block 41; In the end of screw rod 3 and a side at screw rod 3 tops one sensitive switch 5 is set respectively, when travel control switch 4 slides to screw rod 3 ends, the sensitive switch 5 of touch-control rod 42 touch-control screw rods 3 ends stops drive unit 7; When travel control switch 4 slides to screw rod 3 tops, the sensitive switch 5 of slide block 41 touch-control screw rods 3 tops one side stops drive unit 7, controls the stroke that stretches out or withdraw of push rod with this.Regulate the stroke of push rod for convenience, be marked with clear and definite scale, regulate the stroke that the relative distance of touch-control rod 42 and slide block 41 can the easy adjustment push rod, accurately, convenient, simple to operate according to scale at dividing plate 62.Worm gear, screw rod, travel control switch, sensitive switch and dividing plate all are arranged in the protection box 61, and the operational environment of guard rows range controller is stable.
The electric pushrod of a kind of adjustable stroke of the utility model, at worm screw 1 a terminal sheathed dividing plate 62, pipe 9 strokes that stretch out or withdraw in the journey controller control are set on dividing plate 62, journey controller comprises sensitive switch 5, screw rod 3, worm gear 2 and travel control switch 4, the compact conformation of journey controller, the complicated wiring of no entanglement, solid and reliable, travel control switch 4 comprises band inner tooth slider 41 and the touch-control rod 42 that is attached thereto, the user can be by adjusting touch-control rod 42 and band inner tooth slider 41, change the push rod stroke easily, preferably, on dividing plate 62, indicate clear and definite scale, the user can be made things convenient for, change the push rod stroke exactly.
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 (3)
1. the electric pushrod of an adjustable stroke, comprise outer tube, interior pipe, worm screw and drive unit, described outer tube sleeve is located at outside the described interior pipe, described inner tube wall is provided with and the corresponding interior tooth of worm screw, pipe box is located on the described worm screw in described, described drive unit drives described worm screw, it is characterized in that: also comprise sensitive switch, screw rod, worm gear and travel control switch, described worm gear is fixedly arranged on described screw rod end, described worm gear and worm engaging, described worm-drive worm gear, screw rod rotates with described worm gear; Described travel control switch is located on the described screw rod, the described travel control switch of described screw drive, the described sensitive switch of described travel control switch touch-control.
2. the electric pushrod of a kind of adjustable stroke according to claim 1, it is characterized in that: described travel control switch comprises the slide block and the touch-control rod of tooth in the band, described touch-control rod is connected with described slide block, described touch-control rod moves with described slide block, and travel control switch is by touch-control rod or slide block touch-control sensitive switch.
3. the electric pushrod of a kind of adjustable stroke according to claim 1, it is characterized in that: also comprise a dividing plate, described sensitive switch, screw rod, worm gear and journey controller all are located on the described dividing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723284 CN203104196U (en) | 2012-12-25 | 2012-12-25 | Electric push rod with adjustable stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220723284 CN203104196U (en) | 2012-12-25 | 2012-12-25 | Electric push rod with adjustable stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203104196U true CN203104196U (en) | 2013-07-31 |
Family
ID=48855572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220723284 Expired - Fee Related CN203104196U (en) | 2012-12-25 | 2012-12-25 | Electric push rod with adjustable stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203104196U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676085A (en) * | 2015-02-02 | 2015-06-03 | 温州合力自动化仪表有限公司 | Actuator with transverse travel |
| CN105390794A (en) * | 2015-11-26 | 2016-03-09 | 安徽恒诺机电科技有限公司 | Telescoping mechanism with manual interface |
| CN106411034A (en) * | 2016-09-27 | 2017-02-15 | 上海舜拓电机有限公司 | Linear electric push rod capable of adjusting limitation positions |
| CN108501021A (en) * | 2018-05-09 | 2018-09-07 | 东莞理工学院 | A kind of plug-in unit grabbing device used in radiation environment |
| CN111494981A (en) * | 2020-04-22 | 2020-08-07 | 陈宝强 | Purification device for traditional Chinese medicine production and processing |
-
2012
- 2012-12-25 CN CN 201220723284 patent/CN203104196U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676085A (en) * | 2015-02-02 | 2015-06-03 | 温州合力自动化仪表有限公司 | Actuator with transverse travel |
| CN104676085B (en) * | 2015-02-02 | 2017-05-31 | 温州合力自动化仪表有限公司 | Actuator with infeed stroke |
| CN105390794A (en) * | 2015-11-26 | 2016-03-09 | 安徽恒诺机电科技有限公司 | Telescoping mechanism with manual interface |
| CN105390794B (en) * | 2015-11-26 | 2018-04-10 | 安徽恒诺机电科技有限公司 | Telescoping mechanism with manual interface |
| CN106411034A (en) * | 2016-09-27 | 2017-02-15 | 上海舜拓电机有限公司 | Linear electric push rod capable of adjusting limitation positions |
| CN108501021A (en) * | 2018-05-09 | 2018-09-07 | 东莞理工学院 | A kind of plug-in unit grabbing device used in radiation environment |
| CN108501021B (en) * | 2018-05-09 | 2024-05-14 | 东莞理工学院 | Plug-in component grabbing device used in radiation environment |
| CN111494981A (en) * | 2020-04-22 | 2020-08-07 | 陈宝强 | Purification device for traditional Chinese medicine production and processing |
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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 |