CN203958493U - A kind of folding mechanism for vehicle frame - Google Patents
A kind of folding mechanism for vehicle frame Download PDFInfo
- Publication number
- CN203958493U CN203958493U CN201420429874.4U CN201420429874U CN203958493U CN 203958493 U CN203958493 U CN 203958493U CN 201420429874 U CN201420429874 U CN 201420429874U CN 203958493 U CN203958493 U CN 203958493U
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- CN
- China
- Prior art keywords
- vehicle frame
- inserted link
- slide assemblies
- hinged
- set casing
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of folding mechanism for vehicle frame, comprise vehicle frame, this vehicle frame comprises set casing, slide assemblies, front gangbar, rear gangbar, inserted link, seat bag, front-axle beam and the back rest, the upper end of front-axle beam and the upper end of the back rest are separately and hinged with set casing respectively, slide assemblies is vertically snug fit at set casing, this slide assemblies is between the upper end of front-axle beam and the upper end of the back rest, one end of front gangbar, one end of rear gangbar is hinged to respectively the lower end of slide assemblies, the other end and the front-axle beam of front gangbar are hinged, the other end and the back rest of rear gangbar are hinged, one end of inserted link and the upper end of slide assemblies are hinged, the other end of inserted link is hinged with seat bag, the upper end of the back rest has the supporting part for supporting inserted link, and slide assemblies has the slot inserting for inserted link.The utility model can be realized folding stand easily and quickly, and vehicle frame has less volume after folding simultaneously, and vehicle frame has again good stability after expansion.
Description
Technical field
The utility model relates to the vehicle frame of folded bicycle, is specifically related to a kind of folding mechanism for vehicle frame.
Background technology
For the vehicle such as bicycle, boosted vehicle that can be folding, often need to minimum volume facilitated folding storage, need again to launch easily simultaneously.Vehicle frame is as the support body that connects car front-wheel, back wheels of vehicle, seat bag, at present the folding mode of vehicle frame is commonly car crossbeam is blocked, form two-section crossbeam, be used for vehicle frame doubling, but this mode will cause the vehicle frame stability after expansion not good enough, safety deficiency, simultaneously its volume after folding is still not little, is not easy to storage.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of folding mechanism for vehicle frame, realizes folding stand easily and quickly, and vehicle frame has less volume after folding simultaneously, and vehicle frame has again good stability after expansion.
The purpose of this utility model adopts following technical scheme to realize:
A kind of folding mechanism for vehicle frame, comprise vehicle frame, this vehicle frame comprises set casing, slide assemblies, front gangbar, rear gangbar, inserted link, seat bag, be used for the front-axle beam of installation car front-wheel and the back rest for installation car trailing wheel, the upper end of front-axle beam and the upper end of the back rest are separately and hinged with set casing respectively, slide assemblies is vertically snug fit at set casing, this slide assemblies is between the upper end of front-axle beam and the upper end of the back rest, one end of front gangbar, one end of rear gangbar is hinged to respectively the lower end of slide assemblies, the other end and the front-axle beam of front gangbar are hinged, the other end and the back rest of rear gangbar are hinged, one end of inserted link and the upper end of slide assemblies are hinged, the other end of inserted link is hinged with seat bag, the upper end of the back rest has the supporting part for supporting inserted link, and slide assemblies has the slot inserting for inserted link.
Preferably, in described set casing, be provided with locating part, one end of locating part is connected with set casing elasticity, described slide assemblies is the sliding shoe of a vertical strip shape arranging, in this sliding shoe, have described slot, the lateral wall of sliding shoe is provided with the shallow slot with the vertical bearing fit of the other end of locating part, and the lower end of shallow slot has for the other end of locating part and stretches into the slotting through hole of card.
Preferably, one end of described locating part is connecting portion, and the other end of locating part is limiting section, and one end of connecting portion is connected along elasticity with set casing, the other end of connecting portion is connected with limiting section, for driving limiting section along the direction elasticity crank motion away from shallow slot or close shallow slot.
Preferably, described limiting section comprises long pin that block and the interior side direction sliding shoe by block stretch out and for being inserted into the short pin in described through hole, long pin and short pin space, short pin and the vertical bearing fit of described shallow slot, the lateral wall of sliding shoe also has the groove with the vertical bearing fit of long pin, and length was worn groove and stretched in slot.
Preferably, the end that described long pin stretches into slot is made as round end.
Preferably, the upper end of described slide assemblies is provided with a Rotational Cylindrical, the two ends of Rotational Cylindrical are connected rotationally with the upper end of slide assemblies, the side of Rotational Cylindrical is also radially penetrated with a guide groove, the end walls of guide groove is axially inwardly extended with projection along Rotational Cylindrical, the sidewall of described inserted link has the first sliding tray, and inserted link is plugged in guide groove, and the first sliding tray and projection bearing fit.
Preferably, the upper end of described slide assemblies is extended with two fixing ears, in each fixing ear, has and turns hole, and the hole wall that turns hole also extends limited location piece to turning middle part, hole, and the two ends of described Rotational Cylindrical are extended with respectively and the block that turns hole normal-running fit.
Preferably, described limiting stopper is quadrntnt sheet, and described block is 1/2nd disks.
Preferably, have the position-limited trough for sliding shoe bearing fit on described set casing, the lateral wall of sliding shoe is also provided with the second sliding tray, is installed with the traveller with the second sliding tray bearing fit on set casing.
Preferably, one end of described inserted link is for hinged with the upper end of slide assemblies, the other end of inserted link is provided with the latch that is circle distribution, the lower end of seat bag is extended with sleeve pipe, the inwall of sleeve pipe is protruding with the elasticity block being spacedly distributed, the other end of inserted link stretches in sleeve pipe and coordinates latch and elasticity block interference fit with rotation of sleeve; The upper surface of described supporting part also pads and is provided with cushion rubber.
Compared to existing technology, the beneficial effects of the utility model are:
The utility model is by the hinged of inserted link and slide assemblies and plug-in mounting effect, can drive slide assemblies with respect to the vertical slippage of set casing, can the front gangbar of corresponding drive and rear gangbar do action folding or that launch, and then drive front-axle beam and the back rest outwards open or inwardly fold, and the effect of support connecting base bag of inserted link when both having played vehicle frame and launching, can in the time of vehicle frame folding, be accommodated in slot again, therefore, upwards lifting or depress slide assemblies downwards just can be very convenient, realizing rapidly front-axle beam and the back rest outwards opens or inwardly folds, just can corresponding realize the expansion of vehicle frame and fold by second outspread or the plug-in mounting storage of inserted link again, volume after it is folding is little, be convenient to storage.Again due to front-axle beam and the back rest and set casing hinged, the leg-of-mutton structure that therefore formed can make vehicle frame more stable after expansion, intensity is higher.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is the external structure schematic diagram of the utility model folding mechanism for vehicle frame in the time of deployed condition;
Fig. 2 is the schematic diagram that the utility model inserted link is hinged with slide block and plug-in mounting coordinates;
Fig. 3 is that the utility model folding mechanism for vehicle frame is removed the inner structure schematic diagram after set casing;
Fig. 4 is the structural representation of the utility model slot;
Fig. 5 is the structural representation of the utility model locating part;
Fig. 6 is the structural representation of the utility model inserted link;
Fig. 7 is the structural representation of the utility model sleeve pipe;
Fig. 8 is that the utility model inserted link inserts the schematic diagram after slot;
Fig. 9 is the schematic diagram after the utility model folding mechanism for vehicle frame folds.
In figure: 100, vehicle frame; 1, set casing; 11, position-limited trough; 12, traveller; 200, slide assemblies; 2, sliding shoe; 21, slot; 22, shallow slot; 23, through hole; 24, fixing ear; 241, turn hole; 242, limiting stopper; 25, the second sliding tray; 26, groove; 3, front gangbar; 4, rear gangbar; 5, inserted link; 51, the first sliding tray; 52, latch; 6, seat bag; 61, sleeve pipe; 62, elasticity block; 7, front-axle beam; 8, the back rest; 81, supporting part; 82, cushion rubber; 9, locating part; 91, connecting portion; 92, limiting section; 921, block; 922, long pin; 923, short pin; 10, Rotational Cylindrical; 101, guide groove; 102, projection; 103, block.
Detailed description of the invention
As Fig. 1～4, a kind of folding mechanism for vehicle frame shown in Fig. 8～9, comprise vehicle frame 100, this vehicle frame 100 comprises set casing 1, slide assemblies 200, front gangbar 3, rear gangbar 4, inserted link 5, seat bag 6, be used for the front-axle beam 7 of installation car front-wheel and the back rest 8 for installation car trailing wheel, the upper end of the upper end of front-axle beam 7 and the back rest 8 separately and hinged with set casing 1 respectively, slide assemblies 200 is vertically snug fit at set casing 1, this slide assemblies 200 is between the upper end of front-axle beam 7 and the upper end of the back rest 8, one end of front gangbar 3, one end of rear gangbar 4 is hinged to respectively the lower end of slide assemblies 200, the other end of front gangbar 3 and front-axle beam 7 are hinged, the other end of rear gangbar 4 and the back rest 8 are hinged, the upper end of one end of inserted link 5 and slide assemblies 200 is hinged, the other end of inserted link 5 is hinged with seat bag 6, the upper end of the back rest 8 has the supporting part 81 for supporting inserted link 5, and slide assemblies 200 has the slot 21 inserting for inserted link 5.
Slide assemblies 200 can be vertically mobile with respect to set casing 1, by the drive of front gangbar 3, rear gangbar 4, will make front-axle beam 7 and the back rest 8 realize and open or folding.Wherein, inserted link 5 can drive slide assemblies 200 to do vertical slippage action, as shown in Figure 2, inserted link 5 also can be supported on the supporting part 81 of the back rest 8, under leverage, make slide assemblies 200 vertically be slid onto extreme higher position, now inserted link 5 with respect to slide assemblies 200 turn to be supported on supporting part 81 and support in seat bag 6 times, inserted link 5 also can be inserted into (as shown in Fig. 8～9) in slot 21 in the time that vehicle frame 100 is folding.Wherein, a plane can be arranged in this supporting part 81, spacing up and down to slide assemblies 200, can adopt with the fastening friction matching relation of set casing 1 and realize, or set up inhibiting device, for preventing that front-axle beam 7 and the back rest 8 from arbitrarily opening or folding, strengthen stability.
The inhibiting device that this example adopts is preferably following structure: as shown in Figure 8, in set casing 1, be provided with locating part 9, one end of locating part 9 is connected with set casing 1 elasticity, slide assemblies 200 is the sliding shoe 2 of a vertical strip shape arranging, in this sliding shoe 2, have above-mentioned slot 21, the lateral wall of sliding shoe 2 is provided with the shallow slot 22 with the vertical bearing fit of the other end of locating part 9, and the lower end of shallow slot 22 has for the other end of locating part 9 and stretches into the slotting through hole of card 23.In the time that front-axle beam 7 and the back rest 8 open, sliding shoe 2 is stuck up to most significant bit by the leverage of inserted link 5, seat bag 6, simultaneously with locating part 9 be inserted into through hole 23 interior realize spacing.Shallow slot 22 provides the space of locating part 9 with respect to sliding shoe 2 slippages.Locating part 9 can be more than one any amount, and according to arranging the sliding and position limitation of slide assemblies 200, locating part 9 can be divided into the both sides, front and back of slide assemblies 200.Sliding shoe 2 also can be spliced by two or more block slide masses, so that install.Set casing 1 also can be made as two, is divided into the left and right sides of front-axle beam 7, the back rest 8, can gain in strength and the stability of folded/expanded.
Particularly, as shown in Figure 5, one end of locating part 9 is connecting portion 91, the other end of locating part 9 is limiting section 92, one end of connecting portion 91 is connected along elasticity with set casing 1, the other end of connecting portion 91 is connected with limiting section 92, and for driving limiting section 92 along the direction elasticity crank motion away from shallow slot 22 or close shallow slot 22, this elasticity crank motion will produce in the time that slide assemblies 200 does vertical slippage.The elastic limit of connecting portion 91 to limiting section 92, can make 92 moment of limiting section keep and the contacting of shallow slot 22, and is also beneficial in the time that sliding shoe 2 moves to vertex, and locating part 9 snaps in through hole 23 automatically, makes the stable maintenance open configuration of front-axle beam 7 and the back rest 8.
More specifically, as shown in Figure 5, limiting section 92 comprises long pin 922 that block 921 and the interior side direction sliding shoe 2 by block 921 stretch out and for being inserted into the short pin 923 in described through hole 23, long pin 922 and short pin 923 spaces, short pin 923 and the vertical bearing fit of shallow slot 22, the lateral wall of sliding shoe 2 also has the groove 26 with long pin 922 vertical bearing fits, and long pin 922 passes groove 26 and stretches in slot 21.In the time that inserted link 5 inserts slot 21, can strut the long pin 922 of fastening in groove 26, the short pin 923 of corresponding related drive departs from from through hole 23, spacing to remove.When vehicle frame 100 need to fold, inserted link 5 inserts in slot 21, just can drive front-axle beam 7 and the back rest 8 to remove spacing fixing and realize and folding.The end that long pin 922 is stretched into slot 21 by this example is made as round end, thereby the vertical movement of inserted link 5 can drive locating part 9 transverse shiftings to make short pin 923 depart from through hole 23 more swimmingly, prevents stuck.
Hinged for ease of inserted link 5 and slide assemblies 200, can insert again slot 21 simultaneously, as shown in Figure 3, the upper end of slide assemblies 200 is provided with a Rotational Cylindrical 10, the two ends of Rotational Cylindrical 10 are connected rotationally with the upper end of slide assemblies 200, the side of Rotational Cylindrical 10 is also radially penetrated with a guide groove 101, the end walls of guide groove 101 is axially inwardly extended with projection 102 along Rotational Cylindrical 10, the sidewall of inserted link 5 has the first sliding tray 51, inserted link 5 is plugged in guide groove 101, and the first sliding tray 51 and projection 102 bearing fits.The shape of guide groove 101, inserted link 5 can be arranged to the shape of barb, to prevent that inserted link 5 from deviating from from guide groove 101, is beneficial to safetys that ensure that seat bag 6 is manned.When vehicle frame 100 is folding, the rotation of inserted link 5 can drive Rotational Cylindrical 10 to rotate, and makes guide groove 101 relative with slot 21, and inserted link 5 can be received by insertion slot 21 through guide groove 101.
The upper end of slide assemblies 200 is extended with two fixing ears 24, in each fixing ear 24, have and turn hole 241, the hole wall that turns hole 241 also extends limited location piece 242 to turning 241 middle parts, hole, and the two ends of Rotational Cylindrical 10 are extended with respectively and the block 103 that turns hole 241 normal-running fiies.The mutual spacing cooperation of limiting stopper 242 and block 103, can realize and Rotational Cylindrical 10 rotational angles be carried out spacing, prevents that inserted link 5 from arbitrarily swinging and reducing the manned stability of seat bag 6.Particularly, limiting stopper 242 is quadrntnt sheet, and block 103 is 1/2nd disks, and Rotational Cylindrical 10 can be rotated in the scope of 90 °, and inserted link 5 also will obtain spacing in level and numerical value direction.
For the vertical slip to sliding shoe 2 is led, to strengthen the stability of sliding, on set casing 1, have the position-limited trough 11 for sliding shoe 2 bearing fits, the lateral wall of sliding shoe 2 is also provided with the second sliding tray 25, is installed with the traveller 12 with the second sliding tray 25 bearing fits on set casing 1.
One end of inserted link 5 is for hinged with the upper end of slide assemblies 200, as shown in Fig. 6～7, the other end of inserted link 5 is provided with the latch 52 that is circle distribution, the lower end of seat bag 6 is extended with sleeve pipe 61, the inwall of sleeve pipe 61 is protruding with the elasticity block 62 being spacedly distributed, this elasticity block 62 is strip, the other end of inserted link 5 stretch in sleeve pipe 61 and with sleeve pipe 61 normal-running fiies, latch 52 and elasticity block 62 interference fit; The cooperation of latch 52 and elasticity block 62, being beneficial to 6 fine settings of the angle with respect to inserted link 5 of seat bag regulates, degree of regulation depends on the quantity of latch 52, due to latch 52 and elasticity block 62 interference fit, all can make seat bag 6 within the scope of certain external force, make seat bag 6 under a certain angle, keep not being rotated.The upper surface of supporting part 81 also pads and is provided with cushion rubber 82, but it changes effect into when cushion rubber 82 support inserted link 5, and then can reduce vibrations for seat bag 6, promotes traveling comfort.
Above-mentioned embodiment is only preferred implementation of the present utility model; the scope that can not limit with this utility model protection, the variation of any unsubstantiality that those skilled in the art does on basis of the present utility model and replacement all belong to the utility model scope required for protection.
Claims (10)
1. a folding mechanism for vehicle frame, comprise vehicle frame, it is characterized in that: this vehicle frame comprises set casing, slide assemblies, front gangbar, rear gangbar, inserted link, seat bag, be used for the front-axle beam of installation car front-wheel and the back rest for installation car trailing wheel, the upper end of front-axle beam and the upper end of the back rest are separately and hinged with set casing respectively, slide assemblies is vertically snug fit at set casing, this slide assemblies is between the upper end of front-axle beam and the upper end of the back rest, one end of front gangbar, one end of rear gangbar is hinged to respectively the lower end of slide assemblies, the other end and the front-axle beam of front gangbar are hinged, the other end and the back rest of rear gangbar are hinged, one end of inserted link and the upper end of slide assemblies are hinged, the other end of inserted link is hinged with seat bag, the upper end of the back rest has the supporting part for supporting inserted link, and slide assemblies has the slot inserting for inserted link.
2. folding mechanism for vehicle frame according to claim 1, it is characterized in that: in described set casing, be provided with locating part, one end of locating part is connected with set casing elasticity, described slide assemblies is the sliding shoe of a vertical strip shape arranging, in this sliding shoe, have described slot, the lateral wall of sliding shoe is provided with the shallow slot with the vertical bearing fit of the other end of locating part, and the lower end of shallow slot has for the other end of locating part and stretches into the slotting through hole of card.
3. folding mechanism for vehicle frame according to claim 2, it is characterized in that: one end of described locating part is connecting portion, the other end of locating part is limiting section, one end of connecting portion is connected along elasticity with set casing, the other end of connecting portion is connected with limiting section, for driving limiting section along the direction elasticity crank motion away from shallow slot or close shallow slot.
4. folding mechanism for vehicle frame according to claim 3, it is characterized in that: described limiting section comprises long pin that block and the interior side direction sliding shoe by block stretch out and for being inserted into the short pin in described through hole, long pin and short pin space, short pin and the vertical bearing fit of described shallow slot, the lateral wall of sliding shoe also has the groove with the vertical bearing fit of long pin, and length was worn groove and stretched in slot.
5. folding mechanism for vehicle frame according to claim 4, is characterized in that: the end that described long pin stretches into slot is made as round end.
6. according to the folding mechanism for vehicle frame described in claim 1～5 any one, it is characterized in that: the upper end of described slide assemblies is provided with a Rotational Cylindrical, the two ends of Rotational Cylindrical are connected rotationally with the upper end of slide assemblies, the side of Rotational Cylindrical is also radially penetrated with a guide groove, the end walls of guide groove is axially inwardly extended with projection along Rotational Cylindrical, the sidewall of described inserted link has the first sliding tray, and inserted link is plugged in guide groove, and the first sliding tray and projection bearing fit.
7. folding mechanism for vehicle frame according to claim 6, it is characterized in that: the upper end of described slide assemblies is extended with two fixing ears, in each fixing ear, have and turn hole, the hole wall that turns hole also extends limited location piece to turning middle part, hole, and the two ends of described Rotational Cylindrical are extended with respectively and the block that turns hole normal-running fit.
8. folding mechanism for vehicle frame according to claim 7, is characterized in that: described limiting stopper is quadrntnt sheet, and described block is 1/2nd disks.
9. according to the folding mechanism for vehicle frame described in claim 2～5 any one, it is characterized in that: on described set casing, have the position-limited trough for sliding shoe bearing fit, the lateral wall of sliding shoe is also provided with the second sliding tray, is installed with the traveller with the second sliding tray bearing fit on set casing.
10. according to the folding mechanism for vehicle frame described in claim 1～5 any one, it is characterized in that: one end of described inserted link is for hinged with the upper end of slide assemblies, the other end of inserted link is provided with the latch that is circle distribution, the lower end of seat bag is extended with sleeve pipe, the inwall of sleeve pipe is protruding with the elasticity block being spacedly distributed, the other end of inserted link stretches in sleeve pipe and coordinates latch and elasticity block interference fit with rotation of sleeve; The upper surface of described supporting part also pads and is provided with cushion rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429874.4U CN203958493U (en) | 2014-07-31 | 2014-07-31 | A kind of folding mechanism for vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429874.4U CN203958493U (en) | 2014-07-31 | 2014-07-31 | A kind of folding mechanism for vehicle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203958493U true CN203958493U (en) | 2014-11-26 |
Family
ID=51919114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420429874.4U Withdrawn - After Issue CN203958493U (en) | 2014-07-31 | 2014-07-31 | A kind of folding mechanism for vehicle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203958493U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149902A (en) * | 2014-07-31 | 2014-11-19 | 广州市锦宏机电科技发展有限公司 | Frame folding mechanism |
| WO2016015293A1 (en) * | 2014-07-31 | 2016-02-04 | 广州市锦宏机电科技发展有限公司 | Novel folding mechanism of foldable bicycle |
| WO2016015291A1 (en) * | 2014-07-31 | 2016-02-04 | 广州市锦宏机电科技发展有限公司 | Frame folding mechanism |
-
2014
- 2014-07-31 CN CN201420429874.4U patent/CN203958493U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149902A (en) * | 2014-07-31 | 2014-11-19 | 广州市锦宏机电科技发展有限公司 | Frame folding mechanism |
| WO2016015293A1 (en) * | 2014-07-31 | 2016-02-04 | 广州市锦宏机电科技发展有限公司 | Novel folding mechanism of foldable bicycle |
| WO2016015291A1 (en) * | 2014-07-31 | 2016-02-04 | 广州市锦宏机电科技发展有限公司 | Frame folding mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141126 Effective date of abandoning: 20170405 |
|
| AV01 | Patent right actively abandoned |