CN202624463U - Rear rack capable of being used as rear backrest and bicycle with rear rack - Google Patents
Rear rack capable of being used as rear backrest and bicycle with rear rack Download PDFInfo
- Publication number
- CN202624463U CN202624463U CN 201220303996 CN201220303996U CN202624463U CN 202624463 U CN202624463 U CN 202624463U CN 201220303996 CN201220303996 CN 201220303996 CN 201220303996 U CN201220303996 U CN 201220303996U CN 202624463 U CN202624463 U CN 202624463U
- Authority
- CN
- China
- Prior art keywords
- shelf
- bicycle
- undercarriage
- guide
- track groove
- 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
Links
Images
Landscapes
- Seats For Vehicles (AREA)
Abstract
The utility model relates to a bicycle rear rack capable of being used as a rear backrest. The rear rack comprises an upper rack, a lower rack, an upper bracket and a bracket block, wherein one end of the upper bracket is fixedly connected to a frame, and the other end of the upper bracket is connected with one end of the upper rack through a rotating pair; the bracket block is fixedly arranged on the frame; one end of the lower rack is connected with the bracket block through the rotating pair, and the other end of the lower rack is connected with the upper rack through a guide rail groove; and the guide rail groove is formed on the upper rack. Due to the adoption of the rear rack capable of being used as the rear backrest, the size and the original functions of a bicycle are ensured; when the bicycle is ridden, the back leans against the rear backrest, and a part of pressure of a body is applied onto the rear backrest, so that various discomfort conditions caused by excessively-concentrated pressure when the bicycle is ridden can be effectively relieved; and when the bicycle is ridden, the back leans backwards and leans against the rear backrest, so that a hunching posture and other harmful sitting postures caused by bending an upper body when the bicycle is ridden can be corrected, and figures and mental states can be effectively improved.
Description
Technical field
The utility model relates to a kind of bicycle production field, shelf behind the bicycle that backrest uses after particularly a kind of the doing.
Background technology
Technological advance and economic development along with society; Advantages such as people advocate for green, environmental protection, wholesome trip mode further, and bicycle is as a kind of walking-replacing tool, and not only green, environmental protection, parking be convenient; Can also take exercises, become the indispensable part of people's daily life.Simultaneously, people's the requirement to the bicycle traveling comfort is also improving constantly, and existing bicycle mostly has only a vehicle seat; Human body concentrates on most weight on the slight vehicle seat; Pressure concentrates on the human body perineal position, may cause cyclist's perineal position pressurized excessive, and serious words can cause thrombosis; Even can form the perineal position numbness; Under the situation that does not influence car body size and bicycle practicality, the situation that pressure is too concentrated when improving by bike becomes the problem that people press for solution.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of shelf behind the bicycle that the back backrest uses of doing.
For realizing above-mentioned utility model purpose, the utility model provides a kind of shelf behind the bicycle that the back backrest uses of doing, and comprises and putting on the shelf and undercarriage; Also comprise upper bracket and backbone block, an end of said upper bracket is fixed on the vehicle frame, and the other end is connected with an end of putting on the shelf through revolute pair; Said backbone block is packed on the vehicle frame; And be connected with an end of undercarriage through revolute pair, the other end of said undercarriage is connected with putting on the shelf through guide-track groove, on said guide-track groove is arranged on and puts on the shelf.
Further, said put on the shelf with upper bracket between revolute pair be that hinge is connected.
Further, said undercarriage is that hinge is connected with revolute pair between the backbone block.
Further, on said the putting on the shelf cushion is installed.
Further, said guide-track groove is a strip shape, and two ends are provided with fastener, through fastener fixedly undercarriage and put on the shelf between the position.
Further, said undercarriage and guide-track groove are two, and said guide-track groove is arranged on the bottom of put on the shelf both sides or both sides.
Further, a kind of back shelf can be made the bicycle that the back backrest uses, and comprise vehicle frame, vehicle seat and back shelf; Said vehicle seat is installed on the vehicle frame; Said back shelf comprise put on the shelf, undercarriage, upper bracket and backbone block, an end of said upper bracket is fixed on the vehicle frame, the other end is connected with an end of putting on the shelf through revolute pair; Said backbone block is packed on the vehicle frame; And be connected with an end of undercarriage through revolute pair, the other end of said undercarriage is connected with putting on the shelf through guide-track groove, on said guide-track groove is arranged on and puts on the shelf.
Further, said guide-track groove is a strip shape, and is provided with fastener, through fastener fixedly undercarriage and put on the shelf between the position.
Further, said undercarriage and put on the shelf between the position can regulate through guide-track groove.
Further, said revolute pair is set to the hinge connection.
Adopt technique scheme, the beneficial effect that the utility model can be realized has: employing can be done the back shelf that the back backrest uses, and has at first guaranteed the size and the original function of bicycle; Secondly people are by bike the time, and back relies on the backrest of back, and a part of pressure of health is put to the backrest of back, and when effectively ease people drove bicycle, pressure was too concentrated the various discomforts that cause; People after back leans on, rely on the backrest of back by bike the time once more, can correct people by bike the time, and the upper body bending causes contains incorrect sitting-pose such as chest, effectively improves people's the build and the state of mind.
Description of drawings
Fig. 1 is the structural representation of shelf behind the bicycle that backrest uses after can doing;
Fig. 2 is a shelf birds-eye view behind the bicycle that backrest uses after can doing;
Fig. 3 is shelf one an embodiment scheme drawing behind the bicycle that backrest uses after can doing;
Fig. 4 can do the bicycle structure scheme drawing that the back backrest uses for the back shelf;
Fig. 5 can do the bicycle one embodiment scheme drawing that the back backrest uses for the back shelf.
Wherein, 1 puts on the shelf, 2 undercarriages, 3 upper brackets, 4 backbone block, 5 revolute pairs, 6 guide-track grooves, 7 cushions, 8 vehicle frames, 9 vehicle seats.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The structural representation and the birds-eye view of shelf behind the bicycle that backrest used after Fig. 1, Fig. 2 were respectively and can do, like Fig. 1, shown in Figure 2, shelf behind the bicycle that backrest uses after a kind of the doing; Comprise put on the shelf 1 with undercarriage 2, also comprise upper bracket 3 and backbone block 4, an end of said upper bracket 3 is fixed on the vehicle frame; The other end is connected with 1 the end of putting on the shelf through revolute pair 5, and said backbone block 4 is packed on the vehicle frame, and is connected with an end of undercarriage 2 through revolute pair 5; The other end of said undercarriage 21 is connected with putting on the shelf through guide-track groove 6, and said guide-track groove 6 is arranged on puts on the shelf on 1, and two revolute pairs 5 can be set to hinge and connect; Realize the rotation of two links, putting on the shelf 1 is provided with cushion 7, can supply with and use when manned; Guide-track groove 6 is arranged to strip shape; One end of undercarriage 2 is placed in the guide-track groove 6 of strip shape, also is provided with fastener or fastener on the guide-track groove 6, in order to the fixing position of undercarriage 2.
Shelf behind the bicycle that the done back backrest that the utility model provided uses; When guide-track groove was set to one, guide-track groove 6 was positioned at 1 the lower central position of putting on the shelf, and undercarriage converges at guide-track groove 6 places and is one; Be placed in the guide-track groove; When undercarriage and guide-track groove 6 were arranged to two, guide-track groove 6 laid respectively at the bottom of put on the shelf 1 both sides or both sides, two undercarriage 2 cooresponding being placed in the corresponding guide rail groove 6.
Fig. 3 is shelf one embodiment scheme drawing behind the bicycle that backrest uses after can doing, and is as shown in Figure 3, and revolute pair 5 adopts hinged mode to realize rotating; Undercarriage 2 moves along guide-track groove 6; Simultaneously two revolute pairs 5 are rotated, and the relative position of putting on the shelf with undercarriage changes, make put on the shelf 1 and upper bracket 3 between angle change; Be fit to rely on until angle; At this moment, can through fastener on the guide-track groove 6 or fastener make put on the shelf 1 and undercarriage 2 between relative position be fixed up the shelf conversion of backrest backward after accomplishing; In like manner; When needs use it as the back shelf, regulate fastener or fastener on the guide-track groove 6, move undercarriage 2 and be placed in the end in the guide-track groove 6; Two revolute pairs 5 are rotated thereupon simultaneously; Put on the shelf 1 and upper bracket 3 between angle increasing, be located along the same line the backrest conversion of shelf backward after accomplishing until two parts.
Fig. 4 can do the bicycle structure scheme drawing that the back backrest uses for the back shelf, and is as shown in Figure 4, provides a kind of back shelf can make the bicycle that the back backrest uses; Comprise vehicle frame 8, vehicle seat 9 and back shelf, said vehicle seat 9 is installed on the vehicle frame 8, said back shelf comprise put 1 on the shelf, undercarriage 2, upper bracket 3 and backbone block 4; One end of said upper bracket 3 is fixed on the vehicle frame 8; The other end is connected with 1 the end of putting on the shelf through revolute pair 5, and said backbone block 4 is packed on the vehicle frame 8, and is connected with an end of undercarriage 2 through revolute pair 5; The other end of said undercarriage 21 is connected with putting on the shelf through guide-track groove 6, and said guide-track groove 6 is arranged on puts on the shelf on 1.The end that undercarriage 2 is arranged in guide-track groove 6 is positioned at guide-track groove 6 one sides, and at this moment, putting on the shelf 1 is in horizontality, can carry out manned going, and is arranged on the cushion 7 of putting on the shelf on 1 and can makes the people who is sitting on the shelf of back be in more comfortable state.
Fig. 5 can do the bicycle one embodiment scheme drawing that the back backrest uses for the back shelf, and is as shown in Figure 5, when the back shelf do not need when manned; Put on the shelf and upper bracket is positioned at a suitable angle through regulating the position of undercarriage 2 in guide-track groove 6, making, other modes such as mode through screw tightening or buckle fixedly put on the shelf and upper bracket between angle; At this moment, the cushion of settling 7 of putting on the shelf supplies the rider to rely on, and a part of pressure of rider's health is put to the backrest of back; When effectively ease people drove bicycle, pressure too concentrated the various discomforts that cause more comfortable, and this sitting posture health is unfolded more; Sitting posture is graceful, helps the rider and keeps perfect build.
The above embodiment has only expressed the embodiment of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection domain of the utility model.Therefore, the protection domain of the utility model patent should be as the criterion with accompanying claims.
Claims (10)
1. can do shelf behind the bicycle that the back backrest uses for one kind, comprise and putting on the shelf and undercarriage, it is characterized in that: also comprise upper bracket and backbone block; One end of said upper bracket is fixed on the vehicle frame; The other end is connected with an end of putting on the shelf through revolute pair, and said backbone block is packed on the vehicle frame, and is connected with an end of undercarriage through revolute pair; The other end of said undercarriage is connected with putting on the shelf through guide-track groove, on said guide-track groove is arranged on and puts on the shelf.
2. a kind of shelf behind the bicycle that the back backrest uses of doing according to claim 1 is characterized in that: said put on the shelf with upper bracket between revolute pair be that hinge is connected.
3. a kind of shelf behind the bicycle that the back backrest uses of doing according to claim 1 is characterized in that: said undercarriage is that hinge is connected with revolute pair between the backbone block.
4. shelf behind the bicycle that backrest uses after a kind of the doing according to claim 1 is characterized in that: on said the putting on the shelf cushion is installed.
5. a kind of shelf behind the bicycle that the back backrest uses of doing according to claim 1, it is characterized in that: said guide-track groove is a strip shape, and is provided with fastener, through fastener fixedly undercarriage and put on the shelf between the position.
6. shelf behind the bicycle that backrest uses after a kind of the doing according to claim 5, it is characterized in that: said undercarriage and guide-track groove are two, and said guide-track groove is arranged on the bottom of put on the shelf both sides or both sides.
7. shelf can be made the bicycle that the back backrest uses after one kind; It is characterized in that: comprise vehicle frame, vehicle seat and back shelf, said vehicle seat is installed on the vehicle frame, said back shelf comprise put on the shelf, undercarriage, upper bracket and backbone block; One end of said upper bracket is fixed on the vehicle frame; The other end is connected with an end of putting on the shelf through revolute pair, and said backbone block is packed on the vehicle frame, and is connected with an end of undercarriage through revolute pair; The other end of said undercarriage is connected with putting on the shelf through guide-track groove, on said guide-track groove is arranged on and puts on the shelf.
8. a kind of back according to claim 7 shelf can be made the bicycle that the back backrest uses, and it is characterized in that: said guide-track groove is a strip shape, and is provided with fastener, through fastener fixedly undercarriage and put on the shelf between the position.
9. a kind of back according to claim 7 shelf can be made the bicycle that the back backrest uses, and it is characterized in that: said undercarriage and put on the shelf between the position can regulate through guide-track groove.
10. a kind of back according to claim 7 shelf can be made the bicycle that the back backrest uses, and it is characterized in that: said revolute pair is set to hinge and connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220303996 CN202624463U (en) | 2012-06-27 | 2012-06-27 | Rear rack capable of being used as rear backrest and bicycle with rear rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220303996 CN202624463U (en) | 2012-06-27 | 2012-06-27 | Rear rack capable of being used as rear backrest and bicycle with rear rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202624463U true CN202624463U (en) | 2012-12-26 |
Family
ID=47377687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220303996 Expired - Fee Related CN202624463U (en) | 2012-06-27 | 2012-06-27 | Rear rack capable of being used as rear backrest and bicycle with rear rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202624463U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717849A (en) * | 2012-06-27 | 2012-10-10 | 太仓市哲泰天产品设计有限公司 | Rear shelf capable of serving as backrest and bicycle thereof |
| CN109131650A (en) * | 2018-09-04 | 2019-01-04 | 南京理工大学 | A kind of convertible electric bicycle recoil pad used |
-
2012
- 2012-06-27 CN CN 201220303996 patent/CN202624463U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102717849A (en) * | 2012-06-27 | 2012-10-10 | 太仓市哲泰天产品设计有限公司 | Rear shelf capable of serving as backrest and bicycle thereof |
| CN109131650A (en) * | 2018-09-04 | 2019-01-04 | 南京理工大学 | A kind of convertible electric bicycle recoil pad used |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204567859U (en) | A kind of multipurpose bicycle back seat | |
| CN202624463U (en) | Rear rack capable of being used as rear backrest and bicycle with rear rack | |
| CN206914488U (en) | A kind of child safety seat | |
| CN102717849A (en) | Rear shelf capable of serving as backrest and bicycle thereof | |
| CN205113079U (en) | Modularization can be adjusted freely car supports cushion | |
| CN201001534Y (en) | Elastic securing card and traveling sitting posture assisting sleeping and resting device | |
| CN202624455U (en) | Motorcycle provided with flexible seat | |
| CN208278221U (en) | A kind of coastiong inflated seat cushion of riding that lies fallow | |
| CN208868188U (en) | A kind of multifunctional electric back rest frame | |
| CN205498698U (en) | Adjustable dismantled and assembled car cushion | |
| CN205890609U (en) | Baby seat structure | |
| CN201276031Y (en) | Opposite rotating armchair for coach | |
| CN205365308U (en) | Upset seat | |
| CN201400110Y (en) | Sleeping head protecting back-rest of vehicular seat | |
| CN204309935U (en) | A kind of split type bicycle saddle | |
| CN204415198U (en) | Hard seat baek pillow | |
| CN212709066U (en) | Position-adjustable child seat for automobile | |
| CN201261415Y (en) | Automobile back cushion | |
| CN102485569A (en) | Auxiliary resting device for hard seats of train | |
| CN205998003U (en) | There is the bicycle saddle that support function is held in the palm in leg | |
| CN204587114U (en) | A kind of saddle with flexible handle | |
| CN202608947U (en) | Bicycle | |
| CN202436596U (en) | Chair | |
| CN210653453U (en) | Rear turnover cushion of motorcycle | |
| CN2372218Y (en) | Health-care saddle for bicycle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140627 |
|
| EXPY | Termination of patent right or utility model |