CN105715138A - Automobile trunk linear type power-driven tailgate push rod - Google Patents
Automobile trunk linear type power-driven tailgate push rod Download PDFInfo
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- CN105715138A CN105715138A CN201410807993.3A CN201410807993A CN105715138A CN 105715138 A CN105715138 A CN 105715138A CN 201410807993 A CN201410807993 A CN 201410807993A CN 105715138 A CN105715138 A CN 105715138A
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Abstract
The invention discloses an automobile trunk linear type power-driven tailgate push rod. A power-driven push rod planetary gear motor is installed in a fixing casing pipe. The tail end of the fixing casing pipe is connected with an automobile ball head. One end of a connecting sleeve located in the front of the fixing casing pipe is fixed to the power-driven push rod planetary gear motor in the fixing casing pipe through a screw, and the other end of the connecting sleeve is in threaded connection with the front end of a connecting medium pipe. The tail end of the medium pipe is fixedly connected with an outer spline sleeve. A guide pipe is arranged on the outer side face of the spline sleeve in a sleeving mode. An output shaft of the power-driven push rod planetary gear motor is connected with a torsional spring shaft. The torsional spring shaft is connected with a trapezoidal sliding lead screw through a screw connecting sleeve. A nut on the trapezoidal sliding lead screw is fixedly connected with the tail end of an inner telescopic pipe located in the guide pipe. The inner side of the front end of the inner telescopic pipe is connected with the automobile ball head through a connecting shaft. The automobile trunk tailgate power-driven push rod disclosed by the invention has the good characteristics that the push rod is reasonable in structure, small in size, convenient to install, reliable in operation, small in occupied space, large in bearing capacity and low in noise, and matched controllers are convenient to select.
Description
Technical field
The present invention relates to a kind of automobile trunk electric tail gate orthoscopic electric pushrod.The motor tail end of electric pushrod is fixed with a circular circuit controller with Hall feedback element, tail-gate can be opened Guan Bi optional position and accurately control.
Background technology
In automobile boot tail-gate field, what the opening ways of rear-box tail-gate was traditional has two kinds: low side vehicle adopts purely manual unlatching, somewhat better employing manually+car in button open, more high-grade employing button remote-control key is opened, and tail-gate push rod adopts 2 air springs mostly.These traditional opening ways can not allow boot tail-gate flick completely mostly, certainly also has and flicks completely, it is necessary to increase spring and machinery paving helps device, and this flicking completely be only applicable to three-box car mostly, then not quite applicable for SUV car.Just because of this, advanced SUV car begins with installation electric pushrod and opens boot tail-gate mode, do not adopt the process manually completing whole ON/OFF boot tail-gate, need not stretch out one's hand case cover of leaving behind, only need to press the X button of boot, boot tail-gate will fall slowly, until completely closing, it is possible to remote closing.
In electric tail gate band, control is simultaneously, and tail-gate also has finger function when Guan Bi.Finger function refers to when electric tail gate closes automatically once run into obstacle, it is possible to is automatically stopped or reversely, just starts to continue Guan Bi until again pressing close push button.Having barrier once tail-gate Guan Bi, tail-gate sensor feedback signal gives middle control processor, and electric pushrod stops or inverted running immediately, serves and prevents from crushing the effects such as human arm.
Electric tail gate is for the relative pipsqueak of stature, restriction due to stature, boot 1/3 or 2/3 opening and closing is often needed to close, and electric pushrod common at present does not have the judgement of open position, standard-sized sheet, fully closed, therefore urgently the electric pushrod of existing electric tail gate is improved, to realize being accurately positioned of electric tail gate.
Summary of the invention
Present invention aim to address the problems referred to above existing for automobile boot tail-gate push rod of the prior art, it is provided that a kind of automobile trunk orthoscopic electric tail gate push rod.One automobile trunk orthoscopic electric tail gate push rod of the present invention, automobile ball head including two ends, electric pushrod planetary reducing motor, fixed sleeving, middle pipe, guide pipe, interior telescoping tube, it is characterized in that: electric pushrod planetary reducing motor is arranged in fixed sleeving, the end of fixed sleeving 2 has been threaded connection automobile ball head by tail end cover, electric pushrod planetary reducing motor in fixed sleeving fixes the one end being positioned at the adapter sleeve before fixed sleeving by screw, the other end of adapter sleeve is by the front end of threaded middle pipe, the tail end of middle pipe is fixedly connected with an external splines set, one guide pipe, guide pipe is sleeved on spline housing lateral surface；The output shaft of electric pushrod planetary reducing motor connects a torsion axis, a pair of it is set with to self-locking torsion spring outside torsion axis, torsion axis connects a screw mandrel adapter sleeve, screw mandrel adapter sleeve connects trapezoidal sliding screw, axle rank, trapezoidal sliding screw front end are parallel with the deep-groove ball ball bearing with bearing gasket, and it is fixed in plastic shaft bearing sleeve together, plastic shaft bearing sleeve is fixed in middle pipe front end, the bearing plate of deep-groove ball ball bearing front end face is connected with the fixing of middle pipe by adapter sleeve, trapezoidal sliding screw tail end is fixed with a stop collar, nut on trapezoidal sliding screw is fixing with the telescoping tube end being positioned at guide pipe to be connected, the leading inside of interior telescoping tube is connected automobile ball head by connecting axle, the front end outer side of interior telescoping tube is fixing connects guide pipe end cap, the lateral surface of guide pipe end cap is fixing with the leading inside of guide pipe to be connected, a compression spring with auxiliary support Snap device it is set with outside interior telescoping tube, the front end of compression spring is inconsistent by guide pipe end cap, it is inconsistent with plastic shaft bearing sleeve that the end of compression spring is located in middle pipe.The port of guide pipe is provided with sliding sleeve.Being fixed with a magnet ring on the afterbody central shaft of electric pushrod planetary reducing motor, the circular circuit controller with Hall feedback element that magnet ring and is arranged in fixed sleeving is relative with magnet ring.The compression spring being arranged in guide pipe and pipe has certain decrement and restoring force.Automobile boot tail-gate electric pushrod disclosed by the invention has rational in infrastructure, and volume is little, easy for installation, reliable, takes up room little, and bearing capacity is big, and noise is low, and supporting controller selects convenient good characteristics.
Accompanying drawing explanation
Fig. 1: the external structure schematic diagram of the present invention.
Fig. 2: the internal structure schematic diagram of the present invention.
Fig. 3: the structural representation of the torsion spring of the present invention and the circular circuit controller with Hall feedback element.
Fig. 4: the cross sectional representation of the guide pipe of the present invention and external splines set.
Detailed description of the invention
With reference to accompanying drawing, specifically describe technical scheme, in order to those skilled in the art is better understood from the present invention, and does not constitute the restriction to its association area right.
A kind of automobile trunk orthoscopic electric tail gate push rod, automobile ball head 26 including two ends, electric pushrod planetary reducing motor 1, fixed sleeving 2, middle pipe 15, guide pipe 21, interior telescoping tube 22, it is characterized in that: electric pushrod planetary reducing motor 1 is arranged in fixed sleeving 2, the end of fixed sleeving 2 has been threaded connection automobile ball head by tail end cover 4, electric pushrod planetary reducing motor in fixed sleeving 2 fixes the one end being positioned at the adapter sleeve 3 before fixed sleeving by screw, the other end of adapter sleeve 3 is by the front end of threaded middle pipe 15, the tail end of middle pipe 15 is fixedly connected with an external splines set 20, one guide pipe 21, guide pipe 21 is sleeved on spline housing 20 lateral surface；The output shaft of electric pushrod planetary reducing motor connects a torsion axis 7, a pair of it is set with to self-locking torsion spring 8 outside torsion axis 7, torsion axis 7 connects a screw mandrel adapter sleeve 9, screw mandrel adapter sleeve 9 connects trapezoidal sliding screw 14, axle rank, trapezoidal sliding screw 14 front end are parallel with the deep-groove ball ball bearing 11 with bearing gasket 10, and it is fixed in plastic shaft bearing sleeve 13 together, plastic shaft bearing sleeve 13 is fixed in middle pipe 15 front end, the bearing plate 12 of deep-groove ball ball bearing 11 front end face is connected with middle the fixing of pipe 15 by adapter sleeve 3, trapezoidal sliding screw 14 tail end is fixed with a stop collar 19, nut 18 on trapezoidal sliding screw 14 is fixing with telescoping tube 22 end being positioned at guide pipe to be connected, the leading inside of interior telescoping tube 22 is connected automobile ball head 26 by connecting axle 23, the front end outer side of interior telescoping tube 22 is fixing connects guide pipe end cap 25, the lateral surface of guide pipe end cap 25 is fixing with the leading inside of guide pipe to be connected, a compression spring 16 with auxiliary support Snap device it is set with outside interior telescoping tube 22, the front end of compression spring 16 is inconsistent by guide pipe end cap 25, the end of compression spring 16 is located in middle pipe 15 inconsistent with plastic shaft bearing sleeve 13.The port of guide pipe 21 is provided with sliding sleeve 17.Being fixed with a magnet ring 6 on the afterbody central shaft of electric pushrod planetary reducing motor 1, circular circuit controller 5 magnet ring 6 with Hall feedback element that magnet ring 6 is arranged in fixed sleeving 2 with is relative.The compression spring 16 being arranged in guide pipe and pipe has certain decrement and restoring force.
During use, after electric pushrod planetary reducing motor rotates, the drive torsion axis 7 of electric pushrod planetary reducing motor rotates, screw mandrel adapter sleeve 9 is had to drive trapezoidal sliding screw 14 to rotate again, nut 18 on trapezoidal sliding screw 14 moves up and down along trapezoidal sliding screw 14 with the rotation of trapezoidal sliding screw 14, with the fixing interior telescoping tube 22 being connected of nut 18 moving and slide up and down with nut 18, and drive guide pipe 21 also to move up and down by guide pipe end cap 25, the stop collar 19 of trapezoidal sliding screw 14 tail end ensures the limit value of the longest turned position of trapezoidal sliding screw 14.The automobile ball head driving electric tail-gate being fixed on guide pipe end cap 25 is made to be turned on and off with the movement of guide pipe 21 and interior telescoping tube 22, owing to the afterbody central shaft of electric pushrod planetary reducing motor 1 being fixed with a magnet ring 6, the circular circuit controller 5 with Hall feedback element that magnet ring 6 is arranged in fixed sleeving 2 with one is relative, therefore the data acquisition of the circular circuit controller 5 with Hall feedback element and have onboard control circuit control under, it is possible to accurately control the stretching, extension of electric pushrod and the position of contraction.The circular circuit controller 5 with Hall feedback element rotates owing to can detect one week of electric pushrod planetary reducing motor 1, namely it is accurate to a pitch of trapezoidal sliding screw 14, that being turned on and off for electric tail gate, is one and point-device controls.Under the control with the circular circuit controller 5 of Hall feedback element, it is also possible to realize the control of the push rod speed of service.Flexible stroke and position.
Having a self-locking bidirectional torsion spring outside torsion axis, when electric pushrod planetary reducing motor 1 stall, when push rod is out of service, two-way torsion spring has certain brake function.And compress spring 16 and push rod is played paving help and open and support load effect.Deep-groove ball ball bearing plays supporting role for trapezoidal sliding screw 14.
Claims (4)
1. an automobile trunk orthoscopic electric tail gate push rod, automobile ball head including two ends, electric pushrod planetary reducing motor, fixed sleeving, middle pipe, guide pipe, interior telescoping tube, it is characterized in that: electric pushrod planetary reducing motor is arranged in fixed sleeving, the end of fixed sleeving 2 has been threaded connection automobile ball head by tail end cover, electric pushrod planetary reducing motor in fixed sleeving fixes the one end being positioned at the adapter sleeve before fixed sleeving by screw, the other end of adapter sleeve is by the front end of threaded middle pipe, the tail end of middle pipe is fixedly connected with an external splines set, one guide pipe, guide pipe is sleeved on spline housing lateral surface；The output shaft of electric pushrod planetary reducing motor connects a torsion axis, a pair of it is set with to self-locking torsion spring outside torsion axis, torsion axis connects a screw mandrel adapter sleeve, screw mandrel adapter sleeve connects trapezoidal sliding screw, axle rank, trapezoidal sliding screw front end are parallel with the deep-groove ball ball bearing with bearing gasket, and it is fixed in plastic shaft bearing sleeve together, plastic shaft bearing sleeve is fixed in middle pipe front end, the bearing plate of deep-groove ball ball bearing front end face is connected with the fixing of middle pipe by adapter sleeve, trapezoidal sliding screw tail end is fixed with a stop collar, nut on trapezoidal sliding screw is fixing with the telescoping tube end being positioned at guide pipe to be connected, the leading inside of interior telescoping tube is connected automobile ball head by connecting axle, the front end outer side of interior telescoping tube is fixing connects guide pipe end cap, the lateral surface of guide pipe end cap is fixing with the leading inside of guide pipe to be connected, a compression spring with auxiliary support Snap device it is set with outside interior telescoping tube, the front end of compression spring is inconsistent by guide pipe end cap, it is inconsistent with plastic shaft bearing sleeve that the end of compression spring is located in middle pipe.
2. by a kind of automobile trunk orthoscopic electric tail gate push rod described in claim 1, it is characterised in that: the port of guide pipe is provided with sliding sleeve.
3. by a kind of automobile trunk orthoscopic electric tail gate push rod described in claim 1, it is characterized in that: be fixed with a magnet ring on the afterbody central shaft of electric pushrod planetary reducing motor, the circular circuit controller with Hall feedback element that magnet ring and is arranged in fixed sleeving is relative with magnet ring.
4. by a kind of automobile trunk orthoscopic electric tail gate push rod described in claim 1, it is characterised in that: the compression spring being arranged in guide pipe and pipe has certain decrement and restoring force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410807993.3A CN105715138A (en) | 2014-12-23 | 2014-12-23 | Automobile trunk linear type power-driven tailgate push rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410807993.3A CN105715138A (en) | 2014-12-23 | 2014-12-23 | Automobile trunk linear type power-driven tailgate push rod |
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| Publication Number | Publication Date |
|---|---|
| CN105715138A true CN105715138A (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410807993.3A Pending CN105715138A (en) | 2014-12-23 | 2014-12-23 | Automobile trunk linear type power-driven tailgate push rod |
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| CN (1) | CN105715138A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489320A (en) * | 2016-11-18 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Tail-gate ejector mounting structure and vehicle |
| CN107795226A (en) * | 2017-11-30 | 2018-03-13 | 无锡典聚科技有限公司 | Automobile tail gate electric pushrod |
| CN107829636A (en) * | 2017-11-30 | 2018-03-23 | 无锡典聚科技有限公司 | A kind of automobile power back door strut reducing motor spline structure |
| CN107842275A (en) * | 2017-11-30 | 2018-03-27 | 无锡典聚科技有限公司 | Automobile tail gate electric pushrod damping structure |
| CN108252607A (en) * | 2018-01-30 | 2018-07-06 | 深圳市奥天星汽车配件有限公司 | The electronic opening/closing system of automobile trunk |
-
2014
- 2014-12-23 CN CN201410807993.3A patent/CN105715138A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489320A (en) * | 2016-11-18 | 2017-12-19 | 宝沃汽车（中国）有限公司 | Tail-gate ejector mounting structure and vehicle |
| CN107795226A (en) * | 2017-11-30 | 2018-03-13 | 无锡典聚科技有限公司 | Automobile tail gate electric pushrod |
| CN107829636A (en) * | 2017-11-30 | 2018-03-23 | 无锡典聚科技有限公司 | A kind of automobile power back door strut reducing motor spline structure |
| CN107842275A (en) * | 2017-11-30 | 2018-03-27 | 无锡典聚科技有限公司 | Automobile tail gate electric pushrod damping structure |
| CN108252607A (en) * | 2018-01-30 | 2018-07-06 | 深圳市奥天星汽车配件有限公司 | The electronic opening/closing system of automobile trunk |
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Application publication date: 20160629 |
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| WD01 | Invention patent application deemed withdrawn after publication |