CN109109986A - A kind of novel lower limit locking spare tyre lifter - Google Patents
A kind of novel lower limit locking spare tyre lifter Download PDFInfo
- Publication number
- CN109109986A CN109109986A CN201810798741.7A CN201810798741A CN109109986A CN 109109986 A CN109109986 A CN 109109986A CN 201810798741 A CN201810798741 A CN 201810798741A CN 109109986 A CN109109986 A CN 109109986A
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- CN
- China
- Prior art keywords
- spare tyre
- rope
- turntable
- lower limit
- pawl
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D43/00—Spare wheel stowing, holding, or mounting arrangements
- B62D43/002—Handling devices, mainly for heavy wheels
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The invention belongs to automobile equipment technical fields, refer in particular to a kind of novel lower limit spare tyre lifter.Including spare tyre installation part and the spare tyre driving device being installed on vehicle body, spare tyre installation part is connect by wirerope with spare tyre driving device, spare tyre driving device includes bracket, drive shaft is equipped on bracket, rope turntable is arranged in drive shaft, a rope notch is offered on rope turntable, one end of the wirerope is fixed in the rope notch, rotates rope turntable to drive the rise and fall of spare tyre installation part by wirerope；Lower limit lockable mechanism is also equipped in the spare tyre driving device, lower limit lockable mechanism includes the pawl for being rotatably arranged on the rope turntable periphery, the front end of pawl is adapted with the rope notch, and torsional spring is provided on pawl, makes to be pressed on rope turntable under pawl by the torsional spring.The standby wheel lifter of lower limit locking increases lower limit bit architecture, evades after spare tyre drops to bottom and continues reversed rise.
Description
Technical field
The invention belongs to automobile equipment technical fields, refer in particular to a kind of novel lower limit spare tyre lifter.
Background technique
Currently, the market of SUV is increasing both at home and abroad, standby wheel lifter using more and more extensive, spare tyre is suspended on vehicle
Beauty is influenced afterwards, and being put into boot influences space, is suspended on vehicle bottom and had not only saved space but also do not affected the appearance.But client is using
It can not accurately judge whether spare tyre drops to bottom when standby wheel lifter replacement spare tyre, spare tyre can be because of lifter after dropping to bottom
Also in working condition, it will lead to spare tyre and reversely rise, operating comfort is low.
Summary of the invention
The object of the present invention is to provide a kind of structure is simple, the excellent novel lower limit locking spare tyre lifter of practicability.
The object of the present invention is achieved like this:
A kind of novel lower limit locking spare tyre lifter, including the spare tyre installation part for placing spare tyre and is installed on vehicle
Spare tyre driving device with it, spare tyre installation part are connect by wirerope with spare tyre driving device, the spare tyre driving device packet
Bracket is included, drive shaft is equipped on bracket, rope turntable is also arranged in the drive shaft, a rope is offered on rope turntable
Notch, one end of the wirerope are fixed in the rope notch, rotate rope turntable to drive spare tyre peace by wirerope
Piece installing rises or falls；
Lower limit lockable mechanism is also equipped in the spare tyre driving device, the lower limit lockable mechanism includes that rotation is set
The pawl in the rope turntable periphery is set, the front end of the pawl is adapted with the rope notch, and torsion is provided on pawl
Spring makes to be pressed on rope turntable under pawl by the torsional spring.
Further, the lower limit lockable mechanism further includes pawl control member, pin shaft and tightener, the pawl, spine
Pawl control piece and tightener are set on pin shaft；Pawl control member is connect with pawl, and one end of torsional spring is mounted on ratchet control
On part, the other end of torsional spring is against in the tightener.
Further, the lower end of the rope turntable is equipped with turntable fixed plate, and the upper end of rope turntable is equipped with internal tooth
Fixed plate is to be arranged concentrically and turntable fixed plate and internal tooth between the turntable fixed plate and internal tooth fixed plate and rope turntable
The diameter of fixed plate is all larger than the rope turntable, to ensure wirerope-winding between turntable fixed plate and internal tooth fixed plate
On rope turntable.
Further, internal gear is provided in the internal tooth fixed plate, the internal gear and internal tooth fixed plate, rope turn
Disk, turntable fixed plate pass through pin and press fixation.
Further, outer tooth plate is provided in the internal gear, the inner circle that the outside diameter of outer tooth plate is less than internal gear is straight
Diameter makes to engage between outer tooth plate and internal gear for part；External tooth fixed plate, external tooth fixed plate are fixedly installed above outer tooth plate
On offer a limiting slot, the limiting slot is stuck on the pin shaft, and the width of rebate of the limiting slot be greater than pin shaft it is straight
Diameter, thus limit external tooth fixed plate it is complete rotation again there are certain spaces.
Further, the middle part of the external tooth fixed plate passes through excentric sleeve and driving axis connection.
Further, it is provided with above the external tooth fixed plate and is disposed with circlip fixing seat, circlip and circlip lid,
For fixed winding structure below.
Further, dust cover is installed on the bracket, device fixed plate and foam pad are provided with above dust cover
Circle, for preventing the entrance of dust.
Further, the lower end of the spare tyre installation part is a spare tire support mechanism, and the upper end of spare tyre installation part is a top
Fixed frame is held, the shape of top fixed frame is inverted trapezoidal, resists tire upper end when tire reaches upper limit, prevents tire from shaking
It is dynamic.
Further, the spare tire support mechanism includes spare tyre fixed block and rope fixed link, the spare tyre fixed block packet
Rectangular fixed block main body is included, the middle part of fixed block main body is upward convex to leave into positioning table, and the longitudinal end of fixed block main body is big
It is less than the internal diameter of bead seat to be adapted in the short axle end of the internal diameter of bead seat to be adapted to, fixed block main body, rope is fixed
The upper end of bar passes through the middle part of fixed block main body and connect with wirerope, is also arranged with spring in the rope fixed link.
The present invention is prominent and beneficial compared with prior art to be had the technical effect that
1. the present invention increases the retaining structure of lower limit in the inside of spare tyre lifter, retaining structure include pawl with
And pawl control member, a torsional spring is mounted on pawl control member, one end of torsional spring is mounted on the tightening being fixed on bracket
On part, the other end is against on pawl control member, makes pawl control member with the rotation of pivot pin rotation center by the restoring force of torsional spring
The power turned, to be pushed with pawl to rope turntable；When lifter is in normal condition (when spare tyre is in upper limit), rope
Wirerope is wound on rope turntable, pawl can push the rope notch not reached on rope turntable on a steel cord；In spare tyre liter
Drop device drops to lower limit, and the wirerope on rope turntable can all stretch out, and contacts pawl directly to spine with rope turntable
Pawl can block the rotation that lifter is limited in rope card slot, reversely rise after preventing it from reaching lower limit.When lifter is withdrawn,
It because pawl is unidirectional clamping, need to only change the rotation direction of drive shaft, the rising of spare tyre can be completed.
2. the upper and lower ends of rope turntable are provided with coaxial mounted internal tooth fixed plate and turntable fixed plate, turntable fixed plate
On opened up slot compatible with rope notch, for being connected and fixed wirerope, the internal tooth fixed plate and turntable fixed plate of two sides
Diameter be greater than the diameter of rope turntable, prevent when coiling wirerope to deviate rope turntable.
3. being provided with internal gear and external gear (planetary gear) above rope turntable, internal gear is connect with rope turntable,
Outer tooth plate reduces the liter of lifter by the planetary gear deceleration transmission relationship by excentric sleeve and driving axis connection
Reduction of speed degree increases its torque.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is spare tyre lifter schematic diagram of internal structure.
Fig. 3 is rope turntable and lower limit lockable mechanism schematic diagram.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is explosive view of the invention.
Meaning represented by figure label:
1- internal gear；2- internal tooth fixed plate；3- rope turntable；4- turntable fixed plate；5- foam washer；
6- device fixed plate；7- dust cover；8- excentric sleeve；9- external tooth fixed plate；The outer tooth plate of 10-；
11- spare tyre installation part；12- bracket；13- spare tyre driving device；14- fixed frame；15- wirerope；
16- spare tyre fixed block；17- spring；18- rope fixed link；19- drive shaft；20- circlip lid；
21- circlip fixing seat；22- torsional spring；23- rope notch；24- torsional spring；25- pawl control member；
26- pawl；27- tightener；28- pin shaft；29- lower limit lockable mechanism；30- limiting slot.
Specific embodiment
The invention will be further described combined with specific embodiments below:
A kind of novel lower limit locking spare tyre lifter, including the spare tyre installation part 11 for placing spare tyre and is installed on
Spare tyre driving device 13 on vehicle body, spare tyre installation part 11 are connect by wirerope 15 with spare tyre driving device 13, the spare tyre
Driving device 13 includes bracket 12, is equipped with drive shaft 19 on bracket 12, is also arranged with rope turntable 3 in the drive shaft 19,
A rope notch 23 is offered on rope turntable 3, one end of the wirerope 15 is fixed in the rope notch 23, rotation rope
Rope turntable 3 is to pass through the rise and fall of the drive spare tyre installation part 11 of wirerope 15；
Lower limit lockable mechanism 29 is also equipped in the spare tyre driving device 13, the lower limit lockable mechanism 29 includes
It is rotatably arranged on the pawl 26 of 3 periphery of rope turntable, the front end of the pawl 26 is adapted with the rope notch 23, spine
It is provided with torsional spring 24 on pawl 26, makes to be pressed on rope turntable 3 under pawl 26 by the torsional spring 24.
The present invention increases the retaining structure of lower limit in the inside of spare tyre lifter, retaining structure include pawl 26 with
And pawl control member 25, a torsional spring 24 is mounted on pawl control member 25, one end of torsional spring 24, which is mounted on, is fixed on bracket
In tightener 27 on 12, the other end is against on pawl control member 25, by the restoring force of torsional spring 24 make pawl control member 25 with
Pivot pin is the power of the rotation of rotation center, to push with pawl 26 to rope turntable 3；When lifter is in normal condition
(when spare tyre is in upper limit), is wound with wirerope 15 on rope turntable 3, pawl 26 can under be pressed on wirerope 15, do not reach
Rope notch 23 on rope turntable 3；Drop to lower limit in spare tyre lifter, the wirerope 15 on rope turntable 3 can be all
It stretches out, contacts pawl 26 directly to which pawl 26 can block in rope mouth slot 23 to limit turning for lifter with rope turntable 3
It is dynamic, reversely rise after preventing it from reaching lower limit.When lifter is withdrawn, because pawl 26 is unidirectional clamping, only need
The rotation direction for changing drive shaft 19, can complete the rising of spare tyre.
Further, the lower limit lockable mechanism 29 further includes pawl control member 25, pin shaft 28 and tightener 27, described
Pawl 26, pawl control member 25 and tightener 27 are set on pin shaft 28；Pawl control member 25 is connect with pawl 26, torsional spring 24
One end be mounted on ratchet control piece, the other end of torsional spring 24 is against in the tightener 27.
Further, the lower end of the rope turntable 3 is equipped with turntable fixed plate 4, and the upper end of rope turntable 3 is equipped with interior
Tooth fixed plate 2 is to be arranged concentrically and turntable fixed plate between the turntable fixed plate 4 and internal tooth fixed plate 2 and rope turntable 3
4 and the diameter of internal tooth fixed plate 2 be all larger than the rope turntable 3, to ensure that wirerope 15 is wrapped in turntable fixed plate 4 and internal tooth
On rope turntable 3 between fixed plate 2.
The upper and lower ends of rope turntable 3 are provided with coaxial mounted internal tooth fixed plate 2 and turntable fixed plate 4, and turntable is fixed
Slot compatible with rope notch 23 has been opened up on plate 4, for being connected and fixed wirerope 15, the internal tooth fixed plate 2 of two sides and has been turned
The diameter of disk fixed plate 4 is greater than the diameter of rope turntable 3, prevents the wirerope 15 when coiling from deviateing rope turntable 3.
Further, internal gear 1, the internal gear 1 and internal tooth fixed plate 2, rope are provided in the internal tooth fixed plate 2
Turntable 3, turntable fixed plate 4 are pressed fixation by pin.
Further, outer tooth plate 10 is provided in the internal gear 1, the outside diameter of outer tooth plate 10 is less than internal gear 1
Interior circular diameter makes to engage between outer tooth plate 10 and internal gear 1 for part；The top of outer tooth plate 10 is fixedly installed external tooth fixed plate
9, a limiting slot 30 is offered in external tooth fixed plate 9, the limiting slot 30 is stuck on the pin shaft 28, and the limiting slot 30
Width of rebate be greater than pin shaft 28 diameter, thus limit external tooth fixed plate 9 it is complete rotation and there are certain spaces.
The top of rope turntable 3 is provided with internal gear 1 and external gear (planetary gear), and internal gear 1 and rope turntable 3 connect
It connects, outer tooth plate 10 is connect by excentric sleeve 8 with drive shaft 19, is risen by the planetary gear deceleration transmission relationship with reducing
The lifting speed for dropping device, increases its torque.
Further, the middle part of the external tooth fixed plate 9 is connect by excentric sleeve 8 with drive shaft 19.
Further, the top of the external tooth fixed plate 9, which is provided with, is disposed with circlip fixing seat 22, circlip 21 and card
Spring lid 20, for fixed winding structure below.
Further, dust cover 7 is installed, the top of dust cover 7 is provided with device fixed plate 6 and bubble on the bracket 12
Foam washer 5, for preventing the entrance of dust.
Further, the lower end of the spare tyre installation part 11 is a spare tire support mechanism, and the upper end of spare tyre installation part 11 is
One top fixed frame 14, the shape of top fixed frame 14 are inverted trapezoidal, resist tire upper end when tire reaches upper limit, prevent
Tire shakes.
Further, the spare tire support mechanism includes spare tyre fixed block 16 and rope fixed link 18, and the spare tyre is fixed
Block 16 includes rectangular fixed block main body, and the middle part of fixed block main body is upward convex to leave into positioning table, the length of fixed block main body
Shaft end is greater than the internal diameter of bead seat to be adapted to, and the short axle end of fixed block main body is less than the internal diameter of bead seat to be adapted to, rope
The upper end of rope fixed link 18 passes through the middle part of fixed block main body and connect with wirerope 15, is also arranged in the rope fixed link 18
There is spring 17, when spare tyre is mounted on spare tyre lifter, the long end of spare tyre fixed block can resist the two sides of spare tyre wheel hub, because standby
The weight of tire itself and make spare tyre that can not be detached from spare tyre fixed block, when spare tyre lifter drops to lower limit, spare tyre can be dropped to
Ground, wirerope 15 fluff, and manually adjust the tilt angle of spare tyre fixed block 16, so that spare tyre be taken out.
Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore: it is all according to
The equivalence changes that structure of the invention, shape, principle are done, should all be covered by within protection scope of the present invention.
Claims (10)
1. a kind of novel lower limit locking spare tyre lifter including the spare tyre installation part (11) for placing spare tyre and is installed on
Spare tyre driving device (13) on vehicle body, spare tyre installation part (11) are connect by wirerope (15) with spare tyre driving device (13),
It is characterized by: the spare tyre driving device (13) includes bracket (12), drive shaft (19), the drive are equipped on bracket (12)
It is also arranged on moving axis (19) rope turntable (3), a rope notch (23), the wirerope is offered on rope turntable (3)
(15) one end is fixed in the rope notch (23), rotates rope turntable (3) to drive spare tyre peace by wirerope (15)
Piece installing (11) rise or fall；
It is also equipped with lower limit lockable mechanism (29) in the spare tyre driving device (13), lower limit lockable mechanism (29) packet
Include the pawl (26) for being rotatably arranged on rope turntable (3) periphery, the front end of the pawl (26) and the rope notch
(23) it is adapted, torsional spring (24) is provided on pawl (26), make to be pressed in rope turntable under pawl (26) by the torsional spring (24)
(3) on.
2. a kind of novel lower limit locking spare tyre lifter according to claim 1, it is characterised in that: the lower limit lock
Locking mechanism (29) further includes pawl control member (25), pin shaft (28) and tightener (27), the pawl (26), pawl control member
(25) it is set on pin shaft (28) with tightener (27)；Pawl control member (25) is connect with pawl (26), and the one of torsional spring (24)
End is mounted on ratchet control piece, and the other end of torsional spring (24) is against on the tightener (27).
3. a kind of novel lower limit locking spare tyre lifter according to claim 1 or 2, it is characterised in that: the rope
The lower end of turntable (3) is equipped with turntable fixed plate (4), and the upper end of rope turntable (3) is equipped with internal tooth fixed plate (2), and described turn
It is to be arranged concentrically and turntable fixed plate (4) and internal tooth between disk fixed plate (4) and internal tooth fixed plate (2) and rope turntable (3)
The diameter of fixed plate (2) is all larger than the rope turntable (3), to ensure that wirerope (15) is wrapped in turntable fixed plate (4) and interior
On rope turntable (3) between tooth fixed plate (2).
4. a kind of novel lower limit locking spare tyre lifter according to claim 1 or 2, it is characterised in that: the internal tooth
It is provided in fixed plate (2) internal gear (1), the internal gear (1) and internal tooth fixed plate (2), rope turntable (3), turntable are fixed
Plate (4) is pressed fixation by pin.
5. a kind of novel lower limit locking spare tyre lifter according to claim 4, it is characterised in that: the internal gear
(1) it is provided with outer tooth plate (10) in, the outside diameter of outer tooth plate (10) is less than the interior circular diameter of internal gear (1), makes outer tooth plate
(10) it is engaged between internal gear (1) for part；External tooth fixed plate (9) are fixedly installed above outer tooth plate (10), external tooth is solid
It is offered on fixed board (9) limiting slot (30), the limiting slot (30) is stuck on the pin shaft (28), and the limiting slot (30)
Width of rebate be greater than pin shaft (28) diameter, thus limit external tooth fixed plate (9) it is complete rotation and there are certain fortune
Dynamic space.
6. a kind of novel lower limit locking spare tyre lifter according to claim 5, it is characterised in that: the external tooth is fixed
The middle part of plate (9) is connect by excentric sleeve (8) with drive shaft (19).
7. a kind of novel lower limit locking spare tyre lifter according to claim 6, it is characterised in that: the external tooth is fixed
It is provided with above plate (9) and is disposed with circlip fixing seat (22), circlip (21) and circlip lid (20), for fixing below
Winding structure.
8. a kind of novel lower limit locking spare tyre lifter according to claim 7, it is characterised in that: the bracket (12)
On be equipped with dust cover (7), device fixed plate (6) and foam washer (5) are provided with above dust cover (7), for preventing ash
The entrance of dirt.
9. a kind of novel lower limit locking spare tyre lifter according to claim 1, it is characterised in that: the spare tyre installation
The lower end of part (11) is a spare tire support mechanism, and the upper end of spare tyre installation part (11) is a top fixed frame (14), and top is fixed
The shape of frame (14) is inverted trapezoidal, resists tire upper end when tire reaches upper limit, prevents tire from shaking.
10. a kind of novel lower limit locking spare tyre lifter according to claim 9, it is characterised in that: the spare tyre branch
Support mechanism includes spare tyre fixed block (16) and rope fixed link (18), and the spare tyre fixed block (16) includes rectangular fixed block
Main body, the middle part of fixed block main body is upward convex to leave into positioning table, and the longitudinal end of fixed block main body is greater than tire wheel to be adapted to
The short axle end of the internal diameter of hub, fixed block main body is less than the internal diameter of bead seat to be adapted to, and the upper end of rope fixed link (18) passes through
The middle part of fixed block main body is simultaneously connect with wirerope (15), is also arranged with spring (17) on the rope fixed link (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810798741.7A CN109109986A (en) | 2018-07-19 | 2018-07-19 | A kind of novel lower limit locking spare tyre lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810798741.7A CN109109986A (en) | 2018-07-19 | 2018-07-19 | A kind of novel lower limit locking spare tyre lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109109986A true CN109109986A (en) | 2019-01-01 |
Family
ID=64862318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810798741.7A Pending CN109109986A (en) | 2018-07-19 | 2018-07-19 | A kind of novel lower limit locking spare tyre lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109109986A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115071850A (en) * | 2022-07-18 | 2022-09-20 | 奇瑞汽车股份有限公司 | Spare tire lifting mechanism and vehicle with same |
| CN116080779A (en) * | 2023-04-11 | 2023-05-09 | 任丘市宏达汽车部件有限公司 | Lower limit spare tire lifter |
| CN115214273B (en) * | 2021-12-01 | 2023-08-15 | 广州汽车集团股份有限公司 | Small spare tire identification method and device and computer storage medium |
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| CN205469343U (en) * | 2016-03-07 | 2016-08-17 | 宁波余交汽车零部件制造有限公司 | Lifter for spare tyre |
| CN106476915A (en) * | 2015-08-27 | 2017-03-08 | 上海汽车集团股份有限公司 | Spare tyre lifter |
| CN208813343U (en) * | 2018-07-19 | 2019-05-03 | 浙江顶立添翼汽车部件股份有限公司 | A kind of novel lower limit locking spare tyre lifter |
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2018
- 2018-07-19 CN CN201810798741.7A patent/CN109109986A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102530109A (en) * | 2011-12-31 | 2012-07-04 | 长城汽车股份有限公司 | Spacing and locking device for automobile rear spare wheel frame |
| CN203078618U (en) * | 2013-01-23 | 2013-07-24 | 厦门理工学院 | Passenger car spare wheel lifter |
| CN203974979U (en) * | 2014-07-28 | 2014-12-03 | 林志华 | A kind of spare tyre lifter |
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| CN208813343U (en) * | 2018-07-19 | 2019-05-03 | 浙江顶立添翼汽车部件股份有限公司 | A kind of novel lower limit locking spare tyre lifter |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115214273B (en) * | 2021-12-01 | 2023-08-15 | 广州汽车集团股份有限公司 | Small spare tire identification method and device and computer storage medium |
| CN115071850A (en) * | 2022-07-18 | 2022-09-20 | 奇瑞汽车股份有限公司 | Spare tire lifting mechanism and vehicle with same |
| CN115071850B (en) * | 2022-07-18 | 2023-11-24 | 奇瑞汽车股份有限公司 | Spare tire lifting mechanism and vehicle with same |
| CN116080779A (en) * | 2023-04-11 | 2023-05-09 | 任丘市宏达汽车部件有限公司 | Lower limit spare tire lifter |
| CN116080779B (en) * | 2023-04-11 | 2023-06-16 | 任丘市宏达汽车部件有限公司 | Lower limit spare tire lifter |
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