CN204567919U - A kind of luggage barrow type forerunner folding tricycle - Google Patents
A kind of luggage barrow type forerunner folding tricycle Download PDFInfo
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- CN204567919U CN204567919U CN201520162487.3U CN201520162487U CN204567919U CN 204567919 U CN204567919 U CN 204567919U CN 201520162487 U CN201520162487 U CN 201520162487U CN 204567919 U CN204567919 U CN 204567919U
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- crossbeam
- rear wheel
- handlebar
- fork
- fixedly mounted
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Abstract
The utility model relates to a kind of luggage barrow type forerunner folding tricycle, comprises front vehicle wheel, handlebar, front fork tube, fork riser and crossbeam, saddle, rear wheel frame, rear wheel, pedal, and described front vehicle wheel adopts big wheel, and rear wheel adopts trundle; A folder is directly installed on described front fork tube top, this folder hinge dress crossbeam, this crossbeam adopts double pipe structure, the lower end of crossbeam is directly fixedly mounted with the rear wheel frame of a circular arc fork-shaped at same plane, two lower ends of this rear wheel frame are packed on the axletree of rear wheel, rear wheel frame is also fixedly mounted with a forked frame, and the middle part of this forked frame is fixedly mounted with a location leg downwards, and this location leg and two rear wheels form stable plane when crossbeam is erect.The utility model structure is simple, and folding convenient is quick, and efficiency of riding is high, good stability, can form baggage car, expanded purposes after folding, and compact and being beneficial to is deposited.
Description
Technical field
The utility model belongs to vehicular field, relates to folding tricycle, especially a kind of luggage barrow type forerunner folding tricycle.
Background technology
The defect of three-wheel vehicle is large, the Heavy Weight that takes up room, and it is deposited and uses all not very convenient, thereby produces folding tricycle.In order to reduced volume, expendable weight, existing folding tricycle is mostly fold in the middle part of entablatrance, on pedal, handlebar, pedal and handlebar folding comparatively simple, innovates certain altitude, but the defect that entablatrance folds causes vehicle frame unstable, and service life is restricted.At present, the folding of wheel, saddle cannot obtain satisfied solution, is not enough improved after causing three-wheel vehicle folding on parking space.
By retrieval, find that the patent publication us of folding tricycle is more, but the three-wheel vehicle belonging to said structure is more.Provide the three section patent documents relevant to the utility model application below, the creativeness of the utility model application can be fully demonstrated by the comparison of structure:
1, a kind of Foldable trishaw (CN102874362A), comprise vertical tube of front fork, Pillar for saddle, rear wheel frame, front-wheel, trailing wheel and transmission device, before car beam pipe rear end below be connected with hinges between beam with below the front end of pipe in car beam, and fixed by the resilient latches of hinge, before car beam pipe front end above be connected with vertical tube of front fork by vertical tube of front fork hinge pin, in car beam, the rear end of pipe is fixedly connected with rear wheel frame, the lower end of elastic shock attenuation bar spring and Pillar for saddle is separately fixed in car beam manages, on rear wheel frame, Pillar for saddle upper end resilient latches is connected with elastic shock attenuation bar spring movable upper end, left back wheel shaft and right back wheel shaft are fixed by bracing strut in the left and right sides of rear wheel frame.
2, a kind of folding tricycle (CN103754304A), comprise front fork, vehicle frame and saddle, front fork lower end is provided with front-wheel, front fork upper end is provided with the handlebar that can control front-wheel steering, front-wheel is provided with and supplies folding tricycle user pin step on thus control the foot drive device of folding tricycle traveling, vehicle frame front end is fixedly connected with front fork, saddle is arranged on vehicle frame, both sides, vehicle frame rear are provided with trailing wheel, vehicle frame of telling comprises connection pipe, saddle pillar and Rear frame, for being flexibly connected between the rearward end of connection pipe and the leading section of saddle pillar, for being flexibly connected between saddle pillar rearward end with Rear frame leading section, saddle is fixedly connected with saddle pillar, and saddle rear is provided with backrest and is fixedly connected with saddle pillar, and saddle and backrest are all positioned at above Rear frame.
3, a kind of foldable tricycle comprises front fork (CN202529092U), be actively socketed on the sleeve pipe on front fork, front fork lower end is fixedly connected with front-wheel support, front-wheel support lower end is provided with front-wheel, front fork upper end is fixedly connected with and turns to handle, both sides, vehicle seat rear portion are respectively equipped with the rear wheel support having installed trailing wheel, front fork is socketed with sleeve pipe spring, sleeve pipe spring block and casing cover successively, sleeve pipe spring block and front fork are fastenedly connected, casing cover and sleeve upper end are fastenedly connected, and the front fork of its lower end are also socketed with the sleeve pipe block be fastenedly connected with front fork; Outside of sleeve is provided with foldable base; Vehicle seat includes flap and lower flap, and upper flap is anterior for being provided with floor, and foldable base and floor are by folding hinge; Lower cover base front portion is provided with the chute of one end open, and locking sliding block is connected with the rear wall of chute by locking spring; Sleeve pipe both sides are also respectively equipped with bayonet lock.
By the contrast of technical characteristic, applicant thinks, in first section of document, three-wheel vehicle is rear-guard mode, and crossbeam carried out twice fold, cause the instability of vehicle operating; In second section of document, three-wheel vehicle is forerunner's mode, and be folded in the middle part of crossbeam, saddle eliminates, and has occurred again stand, although horizontal space can fold reduction, but height space turn increases; In 3rd section of document, its form is close with the utility model application, is forerunner's mode, the three-wheel vehicle of a steamboat, and operating efficiency is lower, although front fork tube is hinged at root with crossbeam, but adopt upper and lower isoplanar folding, folding effect is general; Meanwhile, total is as complex structures such as sleeve pipes, and cost is higher, is unfavorable for promoting.
To sum up, above-mentioned documents and the utility model application all have relatively big difference on integral structure, on folding mode, can verify creativeness of the present utility model and novelty thus.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide that a kind of structure is ingenious, operating efficiency is high, good stability, folding after small and exquisite and be beneficial to the luggage barrow type forerunner folding tricycle deposited.
The purpose of this utility model is achieved in that
A kind of luggage barrow type forerunner folding tricycle, comprise front vehicle wheel, handlebar, front fork tube, fork riser and crossbeam, saddle, rear wheel frame, rear wheel, pedal, assembling fork standpipe and pedal on the axletree of front vehicle wheel, front fork tube is set with in the middle part of fork riser, the upper end of fork riser is coaxially fixedly mounted with handlebar, installs crossbeam, crossbeam is fixedly mounted with rear wheel frame at front fork tube upper position, on this rear wheel frame, symmetrical rear wheel is respectively installed in both sides, it is characterized in that:
Described front vehicle wheel adopts big wheel, and rear wheel adopts trundle;
A folder is directly installed on described front fork tube top, this folder hinge dress crossbeam, this crossbeam adopts double pipe structure, the lower end of crossbeam is directly fixedly mounted with the rear wheel frame of a circular arc fork-shaped at same plane, two lower ends of this rear wheel frame are packed on the axletree of rear wheel, rear wheel frame is also fixedly mounted with a forked frame, and the middle part of this forked frame is fixedly mounted with a location leg downwards, and this location leg and two rear wheels form stable plane when crossbeam is erect.
And described saddle is contained on crossbeam by one end hinge on chassis, and the other end bilateral symmetry on chassis is all cut with scissors and filled a locating fork, and this locating fork locating rack outside crossbeam and rear wheel frame intersection area, and makes saddle maintenance level.
And, described handlebar is the rectangle handlebar to open front, and the both sides steel pipe of rectangle handlebar wears a lock sleeve, radial direction engagement installation one lock screw of this lock sleeve, this lock screw by lock sleeve coaxial positioning on handlebar, can be fixedly mounted with a horizontal handlebar in the radial direction of lock sleeve by jacking; Respectively positioning protrusion is fixedly mounted with at the both sides steel pipe tail end of rectangle handlebar, to being shaped with a detent by positioning convex on lock sleeve, detent setting-in can enter in positioning convex when carrying out located lateral by lock sleeve, and after lock sleeve departs from positioning convex, lock sleeve can axial rotation.
And the hinge dress form of the folder hinge dress crossbeam that described front fork tube top is directly installed is: the footpath lower portion of crossbeam is by bolt hinge dress folder, and the radial top of crossbeam is by bolt and lock(ing) bolt location fixed cross beam.
And, form parallel fashion after described front fork tube and folding crossbeam, front vehicle wheel after laterally balancing, its front fork tube side and side pedal setting-in enter crossbeam two-tube between, adopt the shift fork axially installed in crossbeam lower end to be locked simultaneously.
Advantage of the present utility model and good effect are:
1, this three-wheel vehicle adopts front bull wheel, rear little wheel construction, foot-operated forerunner's mode, and operating efficiency is higher, also reduces the longitudinal size of three-wheel vehicle simultaneously; Meanwhile, front fork tube and two-tube crossbeam adopt the folding mode at crossbeam root, and not only structure is simple, and folding convenient is quick, save rigidity and stability that three-wheel vehicle can also be improved in space.
2, the handlebar of this three-wheel vehicle adopts slide anteroposterior and orientable folding mode, and the folding of handlebar can be made to reach minimum; Saddle adopts back vent to support, transfer folding mode, ensure that the laminating of three-wheel vehicle parts folds, effectively reduces folded size.
3, before this three-wheel vehicle, the car front fork of bull wheel, side pedal can enter between two-tube crossbeam by setting-in after folding, greatly reduce whole three-wheel vehicle fold after spatial volume, and the one that folding rear bull wheel, saddle, pedal and handlebar organic synthesis are stable, and form the form of a trolley, be convenient to traction.
4, this three-wheel vehicle installs a location leg under Rear frame, and this location leg can form a plane of orientation with two little trailing wheels, and the location being very beneficial for three-wheel vehicle is placed, and is beneficial to location and deposits.
5, the front fork tube of this three-wheel vehicle and the mode of two-tube crossbeam location with bolts, because bull wheel before this and car front fork, handlebar can be pulled down separately and form wheelbarrow, improves the purposes of this three-wheel vehicle; After two after pulling down, steamboat and crossbeam may be separately formed two-wheel trolley or shopping cart simultaneously, realize a car multi-purpose function.
6, this three-wheel vehicle also can install Shopping Basket basket in Rear frame, be convenient to shopping, short distance transports luggage and articles, simple structure, fold easily, light weight is more suitable for the elderly, the driving of child, go on a journey shopping and amusement and recreation, and sport and body-building etc., are applicable to the needs of modern society's life.
Accompanying drawing explanation
Fig. 1 is structural front view of the present utility model;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the Facad structure schematic diagram after the utility model folds;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the spatial structure enlarged diagram of the utility model Foldable handlebar.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described; It should be noted that: the present embodiment is descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of luggage barrow type forerunner folding tricycle, comprise front vehicle wheel 14, handlebar 2, front fork tube 3, fork riser 13 and crossbeam 11, saddle 5, rear wheel frame 8, rear wheel 9, pedal 15, assembling fork standpipe and pedal on the axletree of front vehicle wheel, front fork tube is set with in the middle part of fork riser, the upper end of fork riser is coaxially fixedly mounted with handlebar, install crossbeam at front fork tube upper position, crossbeam is fixedly mounted with rear wheel frame, on this rear wheel frame, symmetrical rear wheel is respectively installed in both sides.
Innovative point of the present utility model is:
1, described front vehicle wheel adopts big wheel, and rear wheel adopts trundle, to improve efficiency of riding.
2, a folder 4 is directly installed on described front fork tube top, this folder hinge dress crossbeam, its hinge dress form is: the footpath lower portion of crossbeam is by bolt hinge dress folder, the radial top of crossbeam is by bolt and lock(ing) bolt location fixed cross beam, can realize thus crossbeam from being separated completely of front fork tube, front fork tube and wheel etc. form wheelbarrow, and crossbeam and rear wheel form hand-push shopping cart.Folder described in the present embodiment is prior art, does not repeat them here.
3, described crossbeam adopts double pipe structure, to improve rigidity and the stability of crossbeam; The lower end of crossbeam is directly fixedly mounted with the rear wheel frame of a circular arc fork-shaped at same plane, two lower ends of this rear wheel frame are packed on the axletree of rear wheel, rear wheel frame is also fixedly mounted with a forked frame 16, the middle part of this forked frame is fixedly mounted with a location leg 10 downwards, and this location leg and two rear wheels form stable plane when crossbeam is erect.
4, described pedal is folding pedals, because being prior art, so there is no provide detailed structure; Described handlebar is the rectangle handlebar to open front, the both sides steel pipe of rectangle handlebar wears a lock sleeve 20, see Fig. 5, radial direction engagement installation one lock screw 19 of this lock sleeve, this lock screw by lock sleeve coaxial positioning on handlebar, can be fixedly mounted with a horizontal handlebar 1 in the radial direction of lock sleeve by jacking; Positioning protrusion 17 is respectively fixedly mounted with at the both sides steel pipe tail end of rectangle handlebar, to being shaped with a detent 18 by positioning convex on lock sleeve, detent setting-in can enter in positioning convex when carrying out located lateral by lock sleeve, realizes the radial location of horizontal handlebar thus; After lock sleeve departs from positioning convex, lock sleeve can axial rotation.
5, form parallel fashion after described front fork tube and folding crossbeam, front vehicle wheel after laterally balancing, its front fork tube side and side pedal setting-in enter crossbeam two-tube between, adopt the shift fork 12 axially installed in crossbeam lower end to be locked simultaneously.
6, described saddle is contained on crossbeam by one end hinge on chassis 6, and the other end bilateral symmetry on chassis is all cut with scissors and filled a locating fork 7, and this locating fork locating rack outside crossbeam and rear wheel frame intersection area, and makes saddle maintenance level.Carry out saddle when folding, the locating fork of saddle upwards can be lifted and take off, saddle is fitted crossbeam.
7, described Rear frame can install Shopping Basket basket etc., be convenient to short distance and ride instead of walk and do shopping.
State after the utility model folds is see Fig. 3, Fig. 4, can see, front vehicle wheel, front fork tube and crossbeam be arranged in parallel, front vehicle wheel is fitted on crossbeam, and saddle is fitted on crossbeam, does not increase space in the horizontal after handle bar folding, whole three-wheel vehicle forms a stable entirety by the location of shift fork, its to take up space be only two rear wheels and the area of location leg, overall small and exquisite after therefore folding, and Absorbable organic halogens is deposited; After front fork tube is separated with crossbeam, wheelbarrow and baggage car, shopping cart can also be formed separately, expand purposes.
Claims (5)
1. a luggage barrow type forerunner folding tricycle, comprise front vehicle wheel, handlebar, front fork tube, fork riser and crossbeam, saddle, rear wheel frame, rear wheel, pedal, assembling fork standpipe and pedal on the axletree of front vehicle wheel, front fork tube is set with in the middle part of fork riser, the upper end of fork riser is coaxially fixedly mounted with handlebar, installs crossbeam, crossbeam is fixedly mounted with rear wheel frame at front fork tube upper position, on this rear wheel frame, symmetrical rear wheel is respectively installed in both sides, it is characterized in that:
Described front vehicle wheel adopts big wheel, and rear wheel adopts trundle;
A folder is directly installed on described front fork tube top, this folder hinge dress crossbeam, this crossbeam adopts double pipe structure, the lower end of crossbeam is directly fixedly mounted with the rear wheel frame of a circular arc fork-shaped at same plane, two lower ends of this rear wheel frame are packed on the axletree of rear wheel, rear wheel frame is also fixedly mounted with a forked frame, and the middle part of this forked frame is fixedly mounted with a location leg downwards, and this location leg and two rear wheels form stable plane when crossbeam is erect.
2. luggage barrow type forerunner folding tricycle according to claim 1, it is characterized in that: described saddle is contained on crossbeam by one end hinge on chassis, the other end bilateral symmetry on chassis is all cut with scissors and is filled a locating fork, this locating fork locating rack outside crossbeam and rear wheel frame intersection area, and makes saddle maintenance level.
3. luggage barrow type forerunner folding tricycle according to claim 1, it is characterized in that: described handlebar is the rectangle handlebar to open front, the both sides steel pipe of rectangle handlebar wears a lock sleeve, radial direction engagement installation one lock screw of this lock sleeve, this lock screw by lock sleeve coaxial positioning on handlebar, can be fixedly mounted with a horizontal handlebar in the radial direction of lock sleeve by jacking; Respectively positioning protrusion is fixedly mounted with at the both sides steel pipe tail end of rectangle handlebar, to being shaped with a detent by positioning convex on lock sleeve, detent setting-in can enter in positioning convex when carrying out located lateral by lock sleeve, and after lock sleeve departs from positioning convex, lock sleeve can axial rotation.
4. luggage barrow type forerunner folding tricycle according to claim 1, it is characterized in that: the hinge dress form of the folder hinge dress crossbeam that described front fork tube top is directly installed is: the footpath lower portion of crossbeam is by bolt hinge dress folder, and the radial top of crossbeam is by bolt and lock(ing) bolt location fixed cross beam.
5. luggage barrow type forerunner folding tricycle according to claim 1, it is characterized in that: after described front fork tube and folding crossbeam, form parallel fashion, front vehicle wheel is after laterally balancing, its front fork tube side and side pedal setting-in enter crossbeam two-tube between, adopt the shift fork axially installed in crossbeam lower end to be locked simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520162487.3U CN204567919U (en) | 2015-03-23 | 2015-03-23 | A kind of luggage barrow type forerunner folding tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520162487.3U CN204567919U (en) | 2015-03-23 | 2015-03-23 | A kind of luggage barrow type forerunner folding tricycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204567919U true CN204567919U (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520162487.3U Withdrawn - After Issue CN204567919U (en) | 2015-03-23 | 2015-03-23 | A kind of luggage barrow type forerunner folding tricycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204567919U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104648578A (en) * | 2015-03-23 | 2015-05-27 | 张彦聪 | Luggage cart type front drive folding tricycle |
| CN107303927A (en) * | 2016-04-22 | 2017-10-31 | 吴结华 | A kind of folding scooter |
-
2015
- 2015-03-23 CN CN201520162487.3U patent/CN204567919U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104648578A (en) * | 2015-03-23 | 2015-05-27 | 张彦聪 | Luggage cart type front drive folding tricycle |
| CN104648578B (en) * | 2015-03-23 | 2017-01-25 | 张彦聪 | Luggage cart type front drive folding tricycle |
| CN107303927A (en) * | 2016-04-22 | 2017-10-31 | 吴结华 | A kind of folding scooter |
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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: 20150819 Effective date of abandoning: 20161109 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |