CN209126867U - A kind of motorcycle rear backrest - Google Patents
A kind of motorcycle rear backrest Download PDFInfo
- Publication number
- CN209126867U CN209126867U CN201821834574.9U CN201821834574U CN209126867U CN 209126867 U CN209126867 U CN 209126867U CN 201821834574 U CN201821834574 U CN 201821834574U CN 209126867 U CN209126867 U CN 209126867U
- Authority
- CN
- China
- Prior art keywords
- link block
- rack body
- pin shaft
- engaging lug
- guide rod
- Prior art date
- 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.)
- Expired - Fee Related
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model provides a kind of motorcycle rear backrest, belongs to technical field of motorcycles.It solve the problems, such as existing motorcycle rear backrest comfort level not enough, practicability.This motorcycle rear backrest, including backrest body and back bracket, the lower end of rack body has symmetrical and forms connection leg one for being fixedly connected with frame of motorcycle by rack body forward fold, connection leg two, goods carrier is hinged between connection leg one and connection leg two, the upper end of rack body is provided with link block, the lifting device that link block can be made to go up and down on rack body and locked is provided between rack body and upper link block, steering link block is provided on upper link block, being provided between upper link block and steering link block can make to turn to the turnover device that link block overturns and locks on upper link block, backrest body is connected on the steering link block.The utility model comfort level is high, practical, adjusts easy to use, long service life.
Description
Technical field
The utility model belongs to technical field of motorcycles, is related to a kind of motorcycle rear backrest.
Background technique
With the development of mankind's traffic situation, motor vehicles have begun and frequently enter and leave all families, rich and poor, motorcycle also not example
Outside, comfortableness and security of motorcycle in order to better improve, people have designed a kind of backrest for motorcycle to facilitate
It using, the backrest for motorcycle on existing market can only provide the practicability of motorcycle mostly, and as comfort, safety
The protrusion of other performance then less.
Such as Chinese patent Patent No.: a kind of motorcycle back device as described in " 201620942977.X ", it is specific to tie
Structure include backrest main body, connection frame, support frame, installation trunnion, bolt, upper reinforcing rib, lower reinforcing rib, support tube, erection joint,
Backrest body rear has welded one piece of iron plate, and has opened three for installing the threaded hole of connection frame, connection frame on the iron plate
Upper and backrest main body position is provided with a pair of of installation trunnion, one beam structure of upper position of connection frame, on the beam structure
It is provided with the through-hole for being bolted the fixed connection frame, is welded at the connection frame rear and is used to support entire backrest main body
Support frame be also welded with the support tube in support frame as described above low side, while in order to guarantee the device to guarantee steady stress
Intensity, two above and below support frame as described above at be also provided with upper reinforcing rib and lower reinforcing rib respectively, pile and be welded among connection frame
Two L-type pipes, L-type pipe end have milled two flat mouths respectively, and a pair of erection joint is welded at flat mouth device.
In such a configuration, be not adjustable up and down between the support frame and connection frame, people when in use, backrest master
The rest position that body uses is not adjustable, for the people of different height, against comfort level it is inadequate, there are also backrest main body and supports
Frame be connected, adjusting cannot be overturn, for a long time against when, people against angle be not adjustable, against uncomfortable；On connection frame
And not set goods carrier, practicability are inadequate.
Summary of the invention
The purpose of this utility model is that it is simple, easypro to provide a kind of structure for the above-mentioned problems in the prior art
Moderately high, practical motorcycle rear backrest.
The purpose of this utility model can be realized by the following technical scheme: a kind of motorcycle rear backrest, including backrest body
And back bracket, which is characterized in that the back bracket includes rack body, and the lower end of the rack body has symmetrical
It is distributed and connection leg one, connection leg two for being fixedly connected with frame of motorcycle is formed by rack body forward fold, it is described
Connection leg one and connection leg two between be hinged with goods carrier, the upper end of the rack body is provided with link block, described
Rack body and upper link block between be provided with the lifting device that link block can be made to go up and down on rack body and locked, institute
Steering link block is provided on the upper link block stated, the company of steering can be made by being provided between the upper link block and steering link block
The turnover device that block overturns and locks on upper link block is connect, the backrest body is connected on the steering link block.
In above-mentioned motorcycle rear backrest, the lifting device includes that guiding is vertically intervally distributed in rack body
Slideway one, guide slide two have the guide rod that can be slided in the guide slide one described in being threaded through on the upper link block
One, sliding is threaded through the guide rod two in the guide slide two, on the guide rod one, guide rod two respectively between transverse direction
Every several locating slots are distributed with, being laterally equipped in the rack body can be with the positioning in guide rod one, guide rod two
Slot cooperates the locking bar of snap lock, also have on the locking bar can make guide rod one in guide slide one, guide rod two exists
The resigning device of lifting is slided up and down in guide slide two.
In above-mentioned motorcycle rear backrest, the resigning device include on the outer wall of locking bar axially spaced-apart be distributed with and allow
Position slot one, recessing groove two, being equipped between the locking bar and rack body can make recessing groove one be in guide slide one, step down
Slot two is in the axial movement structure in guide slide two.
In above-mentioned motorcycle rear backrest, the axial movement structure includes having cross direction profiles on rack body
Adjustment hole, one end of the adjustment hole are installed with plug, and the other end of the adjustment hole has to be formed with adjustment hole inner wall
The limit sleeve portion of axial step, the locking bar are threaded through in adjustment hole and are arranged between one end of the locking bar and the plug
There is spring, the other end of locking bar has the plug division of undergauge formation and is threaded through in the limit sleeve portion by plug division.
In above-mentioned motorcycle rear backrest, the turnover device includes having the hinge with hinge hole on upper link block
Joint chair one, described turning to have the hinged seat two with hinge hole on link block, the steering link block passes through pin shaft cross
To being threaded through the hinge hole of hinged seat one, being rotatably connected in the hinge hole of hinged seat two on the upper link block, it is in pin
Several spherical limiting slots, the hinged seat in pin shaft periphery are circumferentially intervally distributed on the hinged face of the hinged seat one on axis periphery
Several spherical locating slots, each of described spherical shape limiting slot and each ball are circumferentially intervally distributed on two hinged face
Shape locating slot has ball relatively and in each spherical limiting slot, is overturn on upper link block when turning to link block by pin shaft
When each ball can make to turn to link block and upper link block lockover, the pin shaft in each spherical locating slot
The elastic connection structure of pin shaft axial displacement is provided between upper link block.
In above-mentioned motorcycle rear backrest, the elastic connection structure includes that one end of pin shaft is fixed with nut, institute
The outer end of the hinge hole of the hinged seat one for the upper link block stated has the expanding adjustment portion for forming axial step, the nut
It is placed in the adjustment portion and passes through spiral shell with the pin shaft in the hinge hole for the hinged seat two for being threaded through the steering link block
Bolt is connected, and one end that compressed spring and the compressed spring are provided between the nut and pin shaft is resisted against the nut
The upper, other end is resisted against in the axial step of the adjustment portion.
In above-mentioned motorcycle rear backrest, there is engaging lug one, the company on the rear end face of the connection leg one
Connecing has engaging lug two on the rear end face of leg two, the goods carrier is hinged on the engaging lug one, on engaging lug two, is in
There is the overturning abutment face for sinking and being formed, the opposite connection of the goods carrier on goods carrier below engaging lug one, engaging lug two
When leg one, connection leg two are by hingedly overturning to horizontal position and the engaging lug one, engaging lug two and the overturning abutment face
Formed limit against.On the outer wall of the rear end face of the rack body there is rubber to have on block, goods carrier against notch, goods
Rack with respect to connection leg one, connection leg two by hingedly overturning to vertical position when and the goods carrier against notch it is corresponding against
In rubber on block.
Compared with prior art, the advantages of this motorcycle rear backrest are as follows: make the backrest body by lifting device, turnover device
Energy oscilaltion is adjusted in back bracket, can front and back overturning adjusting；The utility model comfort level is high, practical, and adjusting makes
With convenient, long service life.
Detailed description of the invention
Fig. 1 is the schematic perspective view of this motorcycle rear backrest part explosion.
Fig. 2 is the schematic cross-sectional view of turnover device in this motorcycle rear backrest.
In figure, 1, backrest body；2, rack body；3, connection leg one；4, connection leg two；5, goods carrier；6, upper link block；7,
Turn to link block；8, guide rod one；9, guide rod two；10, locating slot；11, locking bar；12, recessing groove one；13, position slot two；14,
Plug；15, spring；16, plug division；17, hinged seat one；18, hinged seat two；19, pin shaft；20, ball；21, nut；22, spiral shell
Bolt；23, compressed spring；24, engaging lug one；25, engaging lug two；26, abutment face is overturn.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As depicted in figs. 1 and 2, this motorcycle rear backrest is mainly made of backrest body 1 and back bracket, in practical manufacture
When, which is mainly made of rack body 2, the lower end of rack body 2 have it is symmetrical and by rack body 2 forward
Be bent to form connection leg 1, the connection leg 24 for being fixedly connected with frame of motorcycle, connection leg 1 and connection leg 24 it
Between be hinged with goods carrier 5.
When practical manufacture, the specific connection type of the goods carrier 5 and connection leg 1, connection leg 24 are as follows: connection leg 1
There is engaging lug 1 on rear end face, there is engaging lug 2 25 on the rear end face of connection leg 24, goods carrier 5 is hinged on engaging lug
One 24, on engaging lug 2 25, there is the overturning sunk and formed on the goods carrier 5 in engaging lug 1,2 25 lower section of engaging lug
Abutment face 26, goods carrier 5 with respect to connection leg 1, connection leg 24 by hingedly overturning to horizontal position when and the engaging lug one
24, engaging lug 2 25 and overturning abutment face 26 formed limit against.In actually manufacture, outside the rear end face of the rack body 2
There is rubber to have on block, goods carrier 5 against notch, goods carrier 5 passes through hinge with respect to connection leg 1, connection leg 24 on wall
When connecing overturning to vertical position and corresponding to against notch for the goods carrier 5 is resisted against rubber on block.
The upper end of rack body 2 is provided with link block 6, and company can be made by being provided between rack body 2 and upper link block 6
Connect the lifting device that block 6 goes up and down and locks on rack body 2.
In actually manufacture, the specific embodiment of the lifting device are as follows: guiding is vertically intervally distributed in rack body 2
Slideway one, guide slide two have the guide rod 1 that can slide in the guide slide one described in being threaded through, cunning on upper link block 6
The guide rod 29 being threaded through in the guide slide two is moved, has been spaced laterally apart respectively on guide rod 1, guide rod 29
11 locating slots 10 are laterally equipped in rack body 2 to cooperate with the locating slot 10 in guide rod 1, guide rod 29 and block
Connect the locking bar 11 of locking, also have on locking bar 11 can make guide rod 1 in guide slide one, guide rod 29 is in guide slide
The resigning device of lifting is slided up and down in two；In practical application, the resigning device is mainly by between axial direction on the outer wall of locking bar 11
Every recessing groove 1, the composition of recessing groove 2 13 is distributed with, being equipped between locking bar 11 and rack body 2 can be such that recessing groove 1 is in
In guide slide one, recessing groove 2 13 be in the axial movement structure in guide slide two；In practical application, the axial movement
Structure is mainly made of the adjustment hole on rack body 2 with cross direction profiles, and one end of adjustment hole is installed with plug 14, adjustment hole
The other end have with adjustment hole inner wall formed axial step limit sleeve portion, locking bar 11 is threaded through in adjustment hole and the locking bar 11
One end and plug 14 between be provided with spring 15, locking bar 11 the other end have undergauge formed plug division 16 and pass through grafting
Portion 16 is threaded through in limit sleeve portion.
It is provided on upper link block 6 and turns to link block 7, backrest body 1, which is connected in, to be turned on link block 7；Upper link block 6 and turn
It can make to turn to the turnover device that overturns and lock on upper link block 6 of link block 7 to being provided between link block 7.
In actually manufacture, the specific embodiment of the turnover device are as follows: there is the hinge with hinge hole on upper link block 6
Joint chair 1, turning to has the hinged seat 2 18 with hinge hole on link block 7, turns to link block 7 and is laterally worn by pin shaft 19
It is located at the hinge hole of hinged seat 1, is rotatably connected on link block 6 in the hinge hole of hinged seat 2 18, be in pin shaft 19 weeks
Several spherical limiting slots, the hinged seat in 19 periphery of pin shaft are circumferentially intervally distributed on the hinged face of the hinged seat 1 on side
Several spherical locating slots, each spherical shape limiting slot and each spherical locating slot phase are circumferentially intervally distributed on 2 18 hinged face
Pair and each spherical limiting slot in there is ball 20, be somebody's turn to do when turning to link block 7 and overturn on upper link block 6 by pin shaft 19
Each ball 20 can make to turn in each spherical locating slot link block 7 and upper 6 lockover of link block, pin shaft 19 with it is upper
The elastic connection structure of 19 axial displacement of pin shaft is provided between link block 6；In practical application, the elastic connection structure is main
It is fixed with nut 21 in one end of pin shaft 19, the outer end of the hinge hole of the hinged seat 1 of upper link block 6 has expanding formation
The adjustment portion of axial step, nut 21 are placed in the hinge hole in adjustment portion and with the hinged seat 2 18 for being threaded through steering link block 7
In pin shaft 19 by bolt 22 be connected, the one of compressed spring 23 and the compressed spring 23 is provided between nut 21 and pin shaft 19
End is resisted against on nut 21, the other end is resisted against in the axial step of adjustment portion.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Although backrest body 1 is used more herein；Rack body 2；Connection leg 1；Connection leg 24；Goods carrier 5；On
Link block 6；Turn to link block 7；Guide rod 1；Guide rod 29；Locating slot 10；Locking bar 11；Recessing groove 1；Recessing groove two
13；Plug 14；Spring 15；Plug division 16；Hinged seat 1；Hinged seat 2 18；Pin shaft 19；Ball 20；Nut 21；Bolt 22；
Compressed spring 23；Engaging lug 1；Engaging lug 2 25；The terms such as abutment face 26 are overturn, but are not precluded using other terms
Possibility.The use of these terms is merely for the convenience of describing and explaining the nature of the invention；It is construed as
Any additional limitation is all contrary to the spirit of the present invention.
Claims (7)
1. a kind of motorcycle rear backrest, including backrest body (1) and back bracket, which is characterized in that the back bracket includes
Rack body (2), the lower end of the rack body (2) have symmetrical and form use by rack body (2) forward fold
In the connection leg one (3), the connection leg two (4) that are fixedly connected with frame of motorcycle, the connection leg one (3) and connection leg two
(4) it is hinged between goods carrier (5), the upper end of the rack body (2) is provided with link block (6), the bracket sheet
The lifting dress that link block (6) can be made to go up and down and lock on rack body (2) is provided between body (2) and upper link block (6)
Set, be provided on the upper link block (6) turn to link block (7), the upper link block (6) and steering link block (7) it
Between be provided with and can make to turn to link block (7) turnover device for overturning and lock on upper link block (6), the backrest body (1)
It is connected on the steering link block (7).
2. a kind of motorcycle rear backrest according to claim 1, which is characterized in that the lifting device includes bracket sheet
It is vertically intervally distributed with guide slide one, guide slide two in body (2), has to slide on the upper link block (6) and wear
It is threaded through the guide rod two (9) in the guide slide two in the guide rod one (8) in the guide slide one, sliding,
It has been spaced laterally apart several locating slots (10), the bracket respectively on the guide rod one (8), guide rod two (9)
The lock that can cooperate snap lock with the locating slot (10) in guide rod one (8), guide rod two (9) is laterally equipped in ontology (2)
Bar (11), also have on the locking bar (11) can make guide rod one (8) in guide slide one, guide rod two (9) is being oriented to
The resigning device of lifting is slided up and down in slideway two.
3. a kind of motorcycle rear backrest according to claim 2, which is characterized in that the resigning device includes locking bar
(11) recessing groove one (12), recessing groove two (13), the locking bar (11) and rack body is distributed in axially spaced-apart on outer wall
(2) be equipped between recessing groove one (12) can be made to be in guide slide one, recessing groove two (13) is in axis in guide slide two
To moving structure.
4. a kind of motorcycle rear backrest according to claim 3, which is characterized in that the axial movement structure includes branch
With the adjustment hole of cross direction profiles on frame ontology (2), one end of the adjustment hole is installed with plug (14), the adjustment hole
The other end have with adjustment hole inner wall formed axial step limit sleeve portion, the locking bar (11) be threaded through in adjustment hole and
Spring (15) is provided between one end and the plug (14) of the locking bar (11), the other end of locking bar (11) has undergauge shape
At plug division (16) and be threaded through in the limit sleeve portion by plug division (16).
5. a kind of motorcycle rear backrest according to claim 1, which is characterized in that the turnover device includes upper connection
There is the hinged seat one (17) with hinge hole on block (6), have on the steering link block (7) hinged with hinge hole
Two (18) of seat, the steering link block (7) are laterally threaded through hinge hole, the hinged seat of hinged seat one (17) by pin shaft (19)
It is rotatably connected in the hinge hole of two (18) on the upper link block (6), is in the hinged seat one (17) on pin shaft (19) periphery
Hinged face on be circumferentially intervally distributed with several spherical limiting slots, the hinged seat two (18) in pin shaft (19) periphery it is hinged
Circumferentially it is intervally distributed with several spherical locating slots on face, each of described spherical shape limiting slot and each of the described spherical locating slot
There are ball (20) in opposite and each spherical limiting slot, pass through pin shaft (19) in upper link block (6) when turning to link block (7)
Each ball (20) can be such that steering link block (7) turns over upper link block (6) in each spherical locating slot when upper overturning
Twist lock is fixed, and the elastic connection structure of pin shaft (19) axial displacement is provided between the pin shaft (19) and upper link block (6).
6. a kind of motorcycle rear backrest according to claim 5, which is characterized in that the elastic connection structure includes pin
One end of axis (19) is fixed with nut (21), the outer end tool of the hinge hole of the hinged seat one (17) of the upper link block (6)
Have an expanding adjustment portion for forming axial step, the nut (21) be placed in the adjustment portion and be threaded through described turn
Pin shaft (19) into the hinge hole of the hinged seat two (18) of link block (7) is connected by bolt (22), the nut (21)
The one end for being provided with compressed spring (23) and the compressed spring (23) between pin shaft (19) is resisted against on the nut (21),
The other end is resisted against in the axial step of the adjustment portion.
7. a kind of motorcycle rear backrest according to claim 1, which is characterized in that the rear end of the connection leg one (3)
There is engaging lug one (24) on face, there is engaging lug two (25), the goods carrier on the rear end face of the connection leg two (4)
(5) on the engaging lug one (24), engaging lug two (25) described in being hinged on, below engaging lug one (24), engaging lug two (25)
Goods carrier (5) on have sink formed overturning abutment face (26), the goods carrier (5) with respect to connection leg one (3), connection
When leg two (4) is by hingedly overturning to horizontal position and the engaging lug one (24), engaging lug two (25) and the overturning against
Face (26) formed limit against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821834574.9U CN209126867U (en) | 2018-11-08 | 2018-11-08 | A kind of motorcycle rear backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821834574.9U CN209126867U (en) | 2018-11-08 | 2018-11-08 | A kind of motorcycle rear backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209126867U true CN209126867U (en) | 2019-07-19 |
Family
ID=67244299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821834574.9U Expired - Fee Related CN209126867U (en) | 2018-11-08 | 2018-11-08 | A kind of motorcycle rear backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209126867U (en) |
-
2018
- 2018-11-08 CN CN201821834574.9U patent/CN209126867U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190719 Termination date: 20211108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |