CN1569548A - Minisize four-wheel vehicle assembled by plastic frame - Google Patents
Minisize four-wheel vehicle assembled by plastic frame Download PDFInfo
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- CN1569548A CN1569548A CN 200410027162 CN200410027162A CN1569548A CN 1569548 A CN1569548 A CN 1569548A CN 200410027162 CN200410027162 CN 200410027162 CN 200410027162 A CN200410027162 A CN 200410027162A CN 1569548 A CN1569548 A CN 1569548A
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- shock absorber
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Abstract
The invention discloses a micro mule cart made up of plastic frames. The primary structure of the cart includes a frame, primary localization connecting device and driving shaft connecting device. The frame includes an upper frame, a subjacent frame and deflecting rod localizing pipe, the upper and the subjacent frames have assembly aperture and slots, the frame is plasticized through preprocessed mold. The cart is light, the process is simple and the cost is low. The application of the invention is wide, it can be compounded with different driving method, it can be produced into micro four-wheel bicycle, micro four-wheel electric motor, and micro four-wheel vehicle and so on.
Description
[technical field]
The present invention relates to a kind of four-wheeled, particularly relate to a kind of miniature four-wheel vehicle.
[technical background]
Up to now, disclosed miniature quadricycle and the miniature four-wheel electric motor car that can travel on bicycle lane, miniature four-wheel mini-motorcycle patent still do not have ripe product to come out both at home and abroad, reason is these technical schemes or complex structure or volume is too big, car body is heavy, center of gravity is higher, and can't generally promote in town and country as traffic means of transport.Trace it to its cause, mainly be as the vehicle frame ubiquity car body of four-wheeled agent structure lay particular stress on, problems such as complex structure, parts are difficult for installing, it is big to take up room, function singleness.According to the retrieval, as immediate documents, ZL98800333.3, ZL00236141.8 fail to solve these difficult problems equally.
[summary of the invention]
At the above-mentioned shortcoming that the prior art scheme exists, the objective of the invention is to provide a kind of small volume and less weight, simple in structure, take safety and comfort, of many uses, can be used as traffic means of transport in town and country and have the miniature four-wheel vehicle of multiple function.
The objective of the invention is to be achieved through the following technical solutions: a kind of micro mule cart made up of plastic frames of using, its agent structure plastics vehicle frame comprises puts on the shelf, undercarriage, deflecting bar registration arm and link span, put on the shelf and be connected by 2-8 bar link span with undercarriage, on, the undercarriage front portion retreats the deflecting bar registration arm tiltedly is housed, on, the undercarriage front end is provided with stub locating connector mounting hole, the rear portion is provided with the driving shaft connector mounting hole, put on the shelf, undercarriage, link span and deflecting bar registration arm be by the plastic monoblock injection mo(u)lding of prefabricated mould, wherein the also available prefabricated pipe fitting of deflecting bar registration arm and last, undercarriage is injection mo(u)lding together.Stub locating connector mounting hole and driving shaft connector mounting hole can preformed hole position moulding in mould, also can on stub locating connector mounting hole and the driving shaft connector mounting hole stub locating connector and driving shaft connector be housed respectively with prefabricated pipe fitting with upper and lower injection mo(u)lding.
The cross-sectional plane of putting on the shelf is got in-line or T font, and its interlude is linear portion or recessed arc section, and its front-end and back-end can reclinate arc section of same selection or oblique line section, also can select reclinate arc section or oblique line section separately; Described undercarriage is formed by connecting by 3 structure bodies, and its front portion is for falling trapezoidal structure body, and the middle part is frame-type structure body or the flute profile structure body that Open Side Down, and the rear portion is concave shape, square shape or square structure body.
The advantage of miniature four-wheel vehicle of the present invention is:
1, vehicle frame is in light weight, technology is simple.Vehicle frame of the present invention comprises support body and connecting device, and wherein support body is made of plastic.Plastic density only is the 1/5-1/8 of steel, adopts plastics can alleviate the car body deadweight significantly, and in an embodiment, the only heavy 2.5-2.8 kilogram of support body can make about 4 kilograms of car load losss of weight.In addition, Shooting Technique can be produced complex-shaped product, but support body of the present invention single injection-molded after making mould, a few minutes go out a product, favourablely carry out extensive continuity production, and tooling cost is relatively low, and economic benefit is outstanding.
2, simple in structure, function is given prominence to.The various mounting holes that are provided with on the vehicle frame support body of the present invention make it become erecting stage, full car owner wants parts to comprise that actuating device, steering hardware, brake gear, wheel, seat and shelf etc. can directly or by simple attaching parts be installed on it, make vehicle frame not only become the carrying main body of full car, and become the equipment matrix of full car.
3, take up room little.The improvement of body frame structure for automotive aspect is dwindled occupation space of the present invention at double, and in the miniature quadricycle of preferred embodiment, the length and width height of car load has only 166cm * 50cm * 100cm, and is suitable with ordinary bicycle.This small volume and less weight, the source of not consuming energy, environmental miniature quadricycle can be used as traffic means of transport fully and promote in town and country, particularly promote in path resource city in short supply.
4, driving stability safety, ride comfort.The present invention adopts four-wheel walking, center of gravity low, has improved the stability and the safety of travelling greatly; Adopt sitting posture to drive on the seat of band backrest, four-wheel is installed resilient suspension has increased the traveling comfort of taking; Turn to more to make to drive with bearing circle control and be full of enjoyment.
5, of many uses.The present invention is except as the general traffic means of transport, can also be developed as fun vehicle, RV recreational vehicle, body-building vehicle, touristy coach, perambulator, load onto battery, electrical motor or combustion engine and can also be assembled into miniature four-wheel electric motor car, miniature four-wheeled vehicle, miniature four-wheel mini-motorcycle or disabled person's car etc.
Below in conjunction with specific embodiments and the drawings technical scheme of the present invention is described further.
[description of drawings]
Fig. 1 is the support body transparent view of embodiment of the invention agent structure plastics vehicle frame
Fig. 2 adopts the support body transparent view of flute profile structure body undercarriage for the present invention
Fig. 3 is the support body transparent view of multifunctional plastic vehicle frame of the present invention
Fig. 4 is the plastics vehicle frame of the embodiment of the invention and the transparent view of part assembly parts
Fig. 5 is location crossbar type stub locating connector transparent view
Fig. 6 is a fixing steel plate formula stub locating connector transparent view
Fig. 7 is fixing steel plate+bumper formula stub locating connector transparent view
Fig. 8 is the installation transparent view of steering linkage and steering yoke bolt
Fig. 9 is a transverse connecting pipe formula driving shaft connector transparent view
Figure 10 is guide plate+bumper formula driving shaft connector transparent view
Figure 11 is guiding swing arm+bumper formula driving shaft connector transparent view
Figure 12 is a Load Regulation rod-type driving shaft connector transparent view
Figure 13 is the miniature quadricycle design sketch of the embodiment of the invention with the plastics chassis mount
Among the figure:
1 undercarriage, 2 deflecting bar registration arms, the 3 stub locating connector mounting holes 4 of putting on the shelf
Driving shaft connector mounting hole 5 axis sleeve pipe mounting holes 6 brake axle mounting holes 7
Stub locating connector 8 driving shaft connectors 9 link spans 10
Chair mounted groove 12 joint faces 15 chutes 21
Registration arm bearing 31,31 ' deflecting bar sleeve pipe, 32 quick-release dead rings 33
Deflecting bar 34 stubs 35,35 ' main pin connecting block 36,36 '
Steering swivel 37,37 ' track arm 38,38 ' tierod 39
Location cross bar mounting hole 41,41 ' fixing steel plate mounting hole 42,42 '
Front shock absorber axle mounting hole 43 transverse connecting pipe mounting holes 51,51 ' fix shaft mounting hole 52
Rear shock absorber axle mounting hole 53 axle drive shaft through holes, 54 axis 61
Pedal parts 62 brake axles 71 brake pedals 72
Stub location cross bar 81,81 ' stub fixing steel plate 82,82 ' stub are installed bearing 83,83 '
Front shock absorber 84,84 ' front shock absorber axle, 85 transverse connecting pipes 90,90 '
Connecting strap 91,91 ' axle drive shaft are installed bearing 92,92 ' guide plate 93
Guiding swing arm 97,97 ' axle drive shaft, 99 Load Regulation bars 100
Regulate bolt 101 setting nuts 102 back guiding steel cables 103
[specific embodiment]
Preferred embodiment: this example is the miniature quadricycle with the plastics chassis mount.As shown in Figure 1, the agent structure plastics vehicle frame of this car comprise put 1 on the shelf, undercarriage 2, deflecting bar registration arm 3 and link span 10, putting on the shelf 1 is connected by 5 link spans 10 with undercarriage 2, and upper and lower front portion is equipped with and receded and roughly form the deflecting bar registration arm 3 of 45 with the plane.1 the width of putting on the shelf is 80mm, and thickness is that 4-10mm does not wait, and its cross-sectional plane is an in-line, and for handsome in appearance and conveniently get on and off, its interlude adopts recessed circular arc, and reclinate circular arc is adopted in the rear and front end.Undercarriage 2 is formed by connecting by 3 structure bodies: the anterior trapezoidal structure body that falls for band in-line cross section, and the middle part is a frame-type structure body, the rear portion is the concave shape structure body of bottom hollow.The trapezoidal structure body front end that wherein falls is reinforced with 1 vertical joint face 15, frame-type structure body by two up and down side by side, longitudinally the joint face 15 of horizontally extending upper and lower plate and 4 horizontally sets is formed by connecting, the width of upper and lower plate is 80mm, thickness is respectively 8mm and 4mm, and the lower plate middle part upwards bulges into little arch.
As Fig. 1, Fig. 4, shown in Figure 6, on the fixing steel plate mounting hole of front end of the present invention 42,42 ' fixing steel plate formula stub locating connector 8 is housed.This device comprise upper and lower stub fixing steel plate 82,82 ' and stub bearing 83,83 ' (this routine stub is installed bearing 83,83 ' and is oscillating bearing) are installed, during installation, stub fixing steel plate 82,82 ' is inserted and secured in the fixing steel plate mounting hole 42,42 ', loads onto oscillating bearing 83,83 ' at its two ends again.
As Fig. 1, Fig. 4, shown in Figure 10, on the fix shaft mounting hole 52 at undercarriage of the present invention 2 rear portions, the rear shock absorber axle mounting hole 53 of 1 rear end of putting on the shelf guide plate+bumper formula driving shaft connector 9 is housed.This device comprise guide plate 93, fix shaft 94, rear shock absorber 95,95 ' and rear shock absorber axle 96, transverse connecting pipe 90,90 ', left and right connecting strap 91,91 ', axle drive shaft bearing 92,92 ' is installed.Fix shaft 94 and rear shock absorber axle 96 are inserted and secured on respectively in fix shaft mounting hole 52 and the rear shock absorber axle mounting hole 53, and the front end of guide plate 93 and fix shaft 94 are hinged; Transverse connecting pipe 90,90 ' inserts and is fixed in the default circular hole in both sides, guide plate 93 rear end, be loaded on and on the connecting strap 91,91 ' at its two ends axle drive shaft be housed bearing 92,92 ' (this example is an antifriction-bearing box) are installed, rear shock absorber 95,95 ' upper and lower end are hinged with the both sides of rear shock absorber axle 96 and transverse connecting pipe 90 respectively, and guide plate 93 usefulness steel plates are made.
Fig. 4, Fig. 8, Figure 13 have described the installation method of steering hardware and wheel flutter.On the stub locating connector 8 steering linkage is housed, steering linkage comprises stub 35,35 ', main pin connecting block 36,36 ', left and right steering swivel 37,37 ', left and right track arm 38,38 ' and tierod 39.Stub 35,35 ' by stub install bearing 83,83 ' and stub fixing steel plate 82,82 ' hinged, be installed in main pin connecting block 36, the 36 ' outside and rear side on the stub 35,35 ' be equipped with respectively left and right steering swivel 37,37 ' with left and right track arm 38,38 ', track arm 38,38 ' rear end and tierod 39 two ends are hinged, and wheel flutter is installed on the steering swivel 37,37 '.As shown in Figure 4, deflecting bar registration arm 3 is equipped with rotating deflecting bar sleeve pipe 32 by registration arm bearing 31,31 ', and the deflecting bar 34 that can slide up and down inserts deflecting bar sleeve pipe 32 and is fixed in by quick-release dead ring 33 on the appropriate location of deflecting bar sleeve pipe 32; Deflecting bar 34 tops are equipped with steering handwheel or are turned to handgrip, rotate steering handwheel or turn to handgrip, can drive front-wheel steering by steering gear and steering linkage.
Fig. 4, Figure 13 have described the installation method of actuating device and drive wheel.As shown in the figure, on axis sleeve pipe mounting hole 6, load onto axis sleeve pipe, axis 61 and pedal parts 62, install on the bearing 92,92 ' at axle drive shaft and to load onto axle drive shaft 99, load onto flywheel at axle drive shaft 99 middle parts with the corresponding position of sprocket wheel in the pedal parts 62, load onto respectively and its loose joint and two affixed trailing wheels in 99 liang of outsides of axle drive shaft, step on pedal parts 62,, can drive vehicle and advance by chain gear flywheel and axle drive shaft 99.Can install bicycle speed-varying unit additional between sprocket wheel in the pedal parts 62 and the flywheel, make it increase speed changing function.
As shown in Figure 4, brake axle 71 is housed on brake axle mounting hole 7, brake pedal 72 is housed on the brake axle 71, left and right connecting strap 91 in the driving shaft connector 9,91 ' outside symmetry are equipped with axle drive shaft installs the concentric ordinary bicycle contracting brake box of bearing 92,92 ', the axle sleeve of two trailing wheels is inboard to be equipped with band-type brake dish and band-type brake circle with the contracting brake box corresponding position, be connected with steel rope between crank throw on the band-type brake circle and the brake pedal 72, step on brake pedal 72 and can realize brake (installation method of brake gear is similar to ordinary bicycle, and accompanying drawing is not shown).
At last, as shown in figure 13, load onto the seat that plastics are made in seat mounting groove 12, load onto the shelf (not shown) in the front end or the rear end of vehicle frame, a miniature quadricycle is promptly accused assembling and is finished.
Except embodiment, each chief component of the present invention also has other multiple technologies schemes.
One, vehicle frame
Miniature four-wheel vehicle of the present invention comprises vehicle frame, a pair of front-wheel and pair of rear wheels, actuating device, steering hardware, brake gear, seat and shelf.Vehicle frame is agent structure of the present invention and skeleton, also is inventive point of the present invention.Vehicle frame on complete meaning is not only the carrying main body of full car, and should be become the equipment matrix and the erecting stage of complete each major part of car.
As previously mentioned, vehicle frame of the present invention comprises support body and connecting device.Support body is meant and comprises and put 1 on the shelf, undercarriage 2, link span 10, deflecting bar registration arm 3 and various mounting hole (or prefabricated pipe fitting), mounting groove 12, chute 21, can adopt the plastic components of plastics single injection-molded by prefabricated mould; Connecting device is meant between support body and a pair of front-wheel or pair of rear wheels and works a kind of device that is connected intermediary, comprises stub locating connector 8 and driving shaft connector 9.
(1) support body
Support body is a plastic components, the time both required in design attractive in appearance, more require it that enough intensity will be arranged.In-line or T font can be selected in put on the shelf 1 cross section, and 1 interlude of putting on the shelf both can have been taked the described up concave type arc section as embodiment, also can be linear portion.
As shown in Figure 1-Figure 3, undercarriage 2 is formed by connecting by 3 structure bodies, and it is anterior to fall trapezoidal structure body for embodiment is described, and flute profile structure body can also be taked in the middle part except can taking the described frame-type structure of embodiment body.As shown in Figure 2, this structure body comprises a upper plate and two blocks of side plates, and upper plate is connected by the horizontal intermediary of 2-8 piece plane with side plate, and forming cross-sectional plane is the bathtub construction that Open Side Down.The structure body of undercarriage 2 rear ends hollow under adopting the described upward spill of embodiment, can also take square or square shape structure body.Upper and lower width is between 40-200mm, and thickness is selected between 3-12mm.Upper and lower the width of embodiment equates, the dual-side consistency from top to bottom, and in other embodiments, the width of undercarriage 2 also can be greater than putting 1 on the shelf, thereby form up-narrow and down-wide tower structure.What the width of undercarriage 2 was wide before and after can also taking, the centre is narrow is dolioform, so both can stay enough spaces that turns to front-wheel, can strengthen the intensity of undercarriage and the guidance quality of enhancing steering yoke bolt and axle drive shaft again.
Upper and lower connects by 2-8 piece link span 10, link span 10 general horizontally sets, and its width and upper and lower are same, also can vertically be provided with individually.Put on the shelf 1 with being connected of undercarriage 2 front and back ends, except adopting, can also take schemes such as preceding circular arc/linea obliqe posterior, linea oblique anterior/back circular arc and trapezoidal formula as the described forward and backward arc type of embodiment.
As Fig. 1-shown in Figure 4, the support body front portion is provided with deflecting bar registration arm 3, and this registration arm can be with prefabricated plastic pipe or metal tube with upper and lower injection moulding, also can preformed hole position moulding in mould.The angle on deflecting bar registration arm 3 and plane can be selected between 40 °-70 °.
Each mounting hole of being located in upper and lower is the position, important hole that each device and parts are installed.These mounting holes comprise stub locating connector mounting hole 4, driving shaft connector mounting hole 5, axis sleeve pipe mounting hole 6 and brake axle mounting hole 7, corresponding different technical schemes, each mounting hole also has different forms, and it is circular that its basic configuration mostly is, and minority is got rectangle.Mounting hole can pass through the prefabricated metal pipe fitting with the support body injection moulding, also can preformed hole position injection mo(u)lding in mould.
Stub locating connector mounting hole 4 can be taked 3 kinds of forms: the one, as the described fixing steel plate mounting hole 42,42 ' of embodiment, this hole can be rectangular opening (Fig. 1), also can be the rectangular opening (Fig. 3) of upper and lower both sides band opening, the rectangular opening of band opening can the direct mount two ends be fixed with stub bearing 83,83 ' stub fixing steel plate 82,82 ' is installed; The 2nd, location cross bar mounting hole 41,41 ', as shown in Figure 2, and the 3rd, above-mentioned fixing steel plate mounting hole 42,42 ' is added the front shock absorber axle mounting hole 43 of being located at 1 front end of putting on the shelf, as Fig. 3.
Driving shaft connector mounting hole 5 also can be taked 3 kinds of forms: the one, as the described fix shaft mounting hole of embodiment 52+ rear shock absorber axle mounting hole 53, see Fig. 1; The 2nd, transverse connecting pipe mounting hole 51,51 ' is seen Fig. 2, and this Kong Keshe 1-3 is right, respectively correspondingly the wheel in different wheels footpath is installed or with transverse connecting pipe 90, vertically install about in the of 90 '; The 3rd, fix shaft mounting hole 52+ chute 21, chute 21 is located at the upper plate rear end of undercarriage 2, can be when injection moulding the preformed hole position, see Fig. 3.
Above-mentioned front shock absorber axle mounting hole 43, fix shaft mounting hole 52, can not establish in rear shock absorber axle mounting hole 53 yet, and directly with front shock absorber axle 85, fix shaft 94, rear shock absorber axle 96 is inserted in the mould with the support body injection mo(u)lding, even location cross bar mounting hole 41,41 ' or fixing steel plate mounting hole 42,42 ', transverse connecting pipe mounting hole 51,51 ' can not establish yet, and directly stub is located cross bar 81,81 ' or stub fixing steel plate 82,82 ', transverse connecting pipe 90,90 ' inserts in the mould with the support body injection mo(u)lding, above-mentioned simple and reliable process, but inconvenience packing and transportation.
In addition, as shown in Figure 3, at same support body front end location cross bar mounting hole 41,41 ', fixing steel plate mounting hole 42,42 ' and front shock absorber axle mounting hole 43 can be set simultaneously, transverse connecting pipe mounting hole 51,51 ', axle drive shaft through hole 54, fix shaft mounting hole 52, rear shock absorber axle mounting hole 53 and chute 21 are set simultaneously in the vehicle frame rear end, this support body can correspondingly be installed different driving shaft connectors, thereby realize usefulness more than one, become multifunctional carriage.
Axis sleeve pipe mounting hole 6 is used to install the axis sleeve pipe, also can be with prefabricated axis sleeve pipe with the support body integral molded plastic.Brake axle mounting hole 7 is used to install the brake pedal axle, if directly at deflecting bar or turn on the handgrip hand brake handle is installed, this hole can be economized and be established.
(2) stub locating connector
In fact the front wheel alignment of miniature four-wheel vehicle is exactly the stub location, except the described fixing steel plate formula of embodiment stub locating connector, also has following dual mode to carry out the stub location:
The location crossbar type: as shown in Figure 5, this scheme comprise up and down stub location cross bar 81,81 ' and stub bearing 83,83 ' is installed; The stub of both end thread (BET) location cross bar 81,81 ' is inserted and secured in the location cross bar mounting hole 41,41 ', loads onto stub again at its two ends bearing 83,83 ' is installed.The stub of this programme is installed bearing 83,83 ' and is adopted end bar joint bearing.
Fixing steel plate+bumper formula: as shown in Figure 7, this scheme comprises that upper and lower stub fixing steel plate 82,82 ', stub install bearing 83,83 ', left and right front shock absorber 84,84 ' and front shock absorber axle 85; Stub fixing steel plate 82,82 ' is inserted and secured in the fixing steel plate mounting hole 42,42 ', stub installation bearing 83,83 ' is equipped with at its two ends, front shock absorber axle 85 is inserted and secured in the front shock absorber axle mounting hole 43, and left and right front shock absorber 84,84 ' upper and lower end are hinged with the both sides of front shock absorber axle 85 and stub fixing steel plate 82 respectively.The stub of this programme is installed bearing 83,83 ' and is adopted oscillating bearing.
(3) driving shaft connector
Except the described guide plate of preferred embodiment+bumper formula, can also take following three kinds of modes to connect axle drive shaft:
The transverse connecting pipe formula: as shown in Figure 9, this scheme comprises two transverse connecting pipes 90,90 ', connecting strap 91,91 ' and axle drive shaft bearing 92,92 ' is installed; Transverse connecting pipe 90,90 ' is inserted and secured in the transverse connecting pipe mounting hole 51,51 ', and its two ends and connecting strap 91,91 ' are affixed, on the connecting strap 91,91 ' antifriction-bearing box 92,92 ' is housed.
Guiding swing arm+bumper formula: as shown in figure 11, this scheme comprises that left and right guiding swing arm 97,97 ', fix shaft 94, left and right rear shock absorber 95,95 ', rear shock absorber axle 96 and axle drive shaft install bearing 92,92 '; Fix shaft 94 and rear shock absorber axle 96 are inserted and secured on respectively in fix shaft mounting hole 52 and the rear shock absorber axle mounting hole 53, axle drive shaft installation bearing 92,92 ' and hinged with rear shock absorber 95,95 ' lower end respectively is equipped with in guiding swing arm 97,97 ' rear end, its front end and fix shaft 94 are hinged, and rear shock absorber 95,95 ' upper end and rear shock absorber axle 96 are hinged.
The Load Regulation rod-type: as shown in figure 12, this scheme comprises left and right guiding swing arm 97,97 ', fix shaft 94, Load Regulation bar 100, regulates bolt 101 and setting nut 102; Fix shaft 94 is inserted and secured in the fix shaft mounting hole 52, guiding swing arm 97,97 ' front end and fix shaft 94 are hinged, axle drive shaft installation bearing 92,92 ' is equipped with in its rear end, Load Regulation bar 100 two ends that are positioned at undercarriage 2 belows ride over guiding swing arm 97,97 ' upside, and the chute 21 that the adjusting bolt 101 on the Load Regulation bar 100 passes undercarriage 2 rear portions matches with setting nut 102.The guiding swing arm of this programme has guiding and resilient suspension dual-use function concurrently, and load can be regulated because of the people.Because relative variation can often take place in the position of vehicle frame and rear axle in the motion, all adopts tilting bearing so the axle drive shaft of this example and last example is installed bearing 92,92 '.
Two, actuating device
Preferred embodiment has been described composition of Manpower driver and attaching method thereof.Except adopting the manpower driving, on plastics vehicle frame of the present invention, load onto battery, motor or combustion engine, can also further it be improved to miniature four-wheel electric motor car, miniature four-wheeled vehicle or miniature four-wheel mini-motorcycle.These miniature four-wheel vehicle not only can be used to ride instead of walk, can also be widely used in body-building, lie fallow, travel, tourism, deliver goods or use as children, disabled person's car.
Three, steering hardware
Steering hardware of the present invention except adopt as preferred embodiment described with steering handwheel control turn to, can also resemble and adopt the ordinary bicycle handlebar control to turn to, though the carter turns to too late steering handwheel to turn to attractive in appearance and is rich in enjoyment, but can be on handlebar the direct mount hand brake and vacate segment space for the vehicle frame front portion seat is installed, make the present invention become the two-seater miniature four-wheel vehicle and suitable mothers and sons or lovers drive.
Four, brake gear
Brake gear of the present invention can also adopt expanding brake type, disc brake formula brake gear and rim brake brake except adopting the brake of preferred embodiment described employing band brake type brake gear and backpedalling brake.If adopt expanding brake type, disc brake formula brake gear, need only get final product at left and right connecting strap 91,91 ' last repacking rising floodgate part or disc brake parts, on steering handwheel or handlebar, load onto ordinary bicycle hand brake handle, can realize the rim brake brake.
Claims (15)
1, a kind of micro mule cart made up of plastic frames of using, comprise vehicle frame, it is characterized in that: described vehicle frame comprises put on the shelf (1), undercarriage (2), deflecting bar registration arm (3) and link span (10), put on the shelf (1) be connected by 2-8 bar link span (10) with undercarriage (2), on, the undercarriage front portion retreats deflecting bar registration arm (3) tiltedly is housed, described putting on the shelf (1) and undercarriage (2) front end are provided with stub locating connector mounting hole (4), its rear portion is provided with driving shaft connector mounting hole (5), put on the shelf (1), undercarriage (2), link span (10) and deflecting bar registration arm (3) are by the plastic monoblock injection mo(u)lding of prefabricated mould.
2, miniature four-wheel vehicle according to claim 1 is characterized in that: described deflecting bar registration arm (3) is prefabricated pipe fitting; Described stub locating connector mounting hole (4) and driving shaft connector mounting hole (5) can preformed hole position moulding in mould, also can stub locating connector (8) and driving shaft connector (9) be housed on stub locating connector mounting hole (4) and the driving shaft connector mounting hole (5) respectively with prefabricated pipe fitting with put on the shelf (1), undercarriage (2) injection mo(u)lding;
The cross-sectional plane of described putting on the shelf (1) is got in-line or T font, and its interlude is linear portion or recessed arc section, and its front-end and back-end can reclinate arc section of same selection or oblique line section, also can select reclinate arc section or oblique line section separately; Described undercarriage (2) is formed by connecting by 3 structure bodies, and its front portion is for falling trapezoidal structure body, and the middle part is frame-type structure body or the flute profile structure body that Open Side Down, and the rear portion is concave shape, square shape or square structure body.
3, miniature four-wheel vehicle according to claim 2, it is characterized in that: the frame-type structure body at described undercarriage (2) middle part by two up and down side by side, longitudinally horizontally extending upper and lower plate and 2-8 piece joint face (15) are formed by connecting, the lower plate middle part upwards bulges into little arch; The upper plate that the flute profile structure body at described undercarriage (2) middle part is extended by a vertical equity, two blocks of side plates and 2-8 piece joint face (15) are formed by connecting.
4, miniature four-wheel vehicle according to claim 2 is characterized in that: described stub locating connector mounting hole (4) for upper and lower two location cross bar mounting holes of being loaded on undercarriage (2) front end (41, (41 ') or upper and lower two fixing steel plate mounting holes (42), (42 ').
5, miniature four-wheel vehicle according to claim 2 is characterized in that: described stub locating connector mounting hole (4) comprises upper and lower two fixing steel plate mounting holes (42), (42 ') that is loaded on undercarriage (2) front end and is located at the front shock absorber axle mounting hole (43) of (1) front end of putting on the shelf.
6, miniature four-wheel vehicle according to claim 4 is characterized in that: described stub locating connector (8) comprises upper and lower stub location cross bar (81), (81 ') or upper and lower stub fixing steel plate (82), (82 '), stub installation bearing (83), (83 '); Stub location cross bar (81), (81 ') or stub fixing steel plate (82), (82 ') correspondence be inserted and secured on location cross bar mounting hole (41), (41 ') or fixing steel plate mounting hole (42), in (42 '), stub location cross bar (81), (81 ') or stub fixing steel plate (82), (82 ') two ends are equipped with stub bearing (83), (83 ') are installed.
7, miniature four-wheel vehicle according to claim 5 is characterized in that: described stub locating connector (8) comprises upper and lower stub fixing steel plate (82), (82 '), left and right front shock absorber (84), (84 ') and front shock absorber axle (85); Stub fixing steel plate (82), (82 ') be inserted and secured on fixing steel plate mounting hole (42), in (42 '), stub installation bearing (83), (83 ') are equipped with in its two ends, front shock absorber axle (85) is inserted and secured in the front shock absorber axle mounting hole (43), and the upper and lower end of left and right front shock absorber (84), (84 ') is hinged with the both sides of front shock absorber axle (85) and stub fixing steel plate (82) respectively.
8, miniature four-wheel vehicle according to claim 2 is characterized in that: described driving shaft connector mounting hole (5) comprises and is loaded on a pair of above transverse connecting pipe mounting hole (51), (51 ') in undercarriage (2) rear end concave shape or the square structure body and is located at axle drive shaft through hole (54) between this hole.
9, miniature four-wheel vehicle according to claim 2 is characterized in that: described driving shaft connector mounting hole (5) comprises the fix shaft mounting hole (52) of being located at undercarriage (2) rear portion and is located at the rear shock absorber axle mounting hole (53) of (1) rear end of putting on the shelf.
10, miniature four-wheel vehicle according to claim 2 is characterized in that: described driving shaft connector mounting hole (5) comprises the fix shaft mounting hole (52) of being located at undercarriage (2) rear portion and is located at the chute (21) of undercarriage (2) middle frame formula structure body rear end.
11, miniature four-wheel vehicle according to claim 8 is characterized in that: described driving shaft connector (9) comprises two transverse connecting pipes (90), (90 '), connecting strap (91), (91 ') and axle drive shaft installation bearing (92), (92 '); Transverse connecting pipe (90), (90 ') be inserted and secured on transverse connecting pipe mounting hole (51), in (51 '), and two ends and connecting strap (91) (91 ') are affixed, connecting strap (91), axle drive shaft was housed on (91 ') bearing (92), (92 ') are installed.
12, miniature four-wheel vehicle according to claim 9 is characterized in that: described driving shaft connector (9) comprises guide plate (93), fix shaft (94), rear shock absorber (95), (95 ') and rear shock absorber axle (96); Fix shaft (94) and rear shock absorber axle (96) are inserted and secured on respectively in fix shaft mounting hole (52) and the rear shock absorber axle mounting hole (53), and the front end of guide plate (93) and fix shaft (94) are hinged; Transverse connecting pipe (90), (90 ') insert and are fixed in the default circular hole in guide plate (93) both sides, rear end, install its two ends connecting strap (91), axle drive shaft was housed on (91 ') bearing (92), (92 ') is installed, the upper and lower end of rear shock absorber (95), (95 ') is hinged with the both sides of rear shock absorber axle (96) and transverse connecting pipe (90) respectively.
13, miniature four-wheel vehicle according to claim 9 is characterized in that: described driving shaft connector (9) comprises left and right guiding swing arm (97), (97 '), fix shaft (94), rear shock absorber (95), (95 ') and rear shock absorber axle (96); Fix shaft (94) and rear shock absorber axle (96) are inserted and secured on respectively in fix shaft mounting hole (52) and the rear shock absorber axle mounting hole (53), guiding swing arm (97), (97 ') rear end are equipped with axle drive shaft bearing (92), (92 ') and hinged with rear shock absorber (95), (95 ') lower end respectively are installed, its front end and fix shaft (94) are hinged, and rear shock absorber (95), (95 ') upper end and rear shock absorber axle (96) are hinged.
14, miniature four-wheel vehicle according to claim 10 is characterized in that: described driving shaft connector (9) comprises left and right guiding swing arm (97), (97 '), fix shaft (94) and Load Regulation bar (100); Fix shaft (94) is inserted and secured in the fix shaft mounting hole (52), guiding swing arm (97), (97 ') front end and fix shaft (94) are hinged, axle drive shaft installation bearing (92), (92 ') are equipped with in its rear end, Load Regulation bar (100) two ends that are positioned at undercarriage (2) frame-type structure body upper plate below ride over guiding swing arm (97), (97 ') upside, and the adjusting bolt (101) on the Load Regulation bar (100) passes chute (21) and matches with setting nut (102).
15, miniature four-wheel vehicle according to claim 1, it is characterized in that: described deflecting bar registration arm (3) is equipped with rotating deflecting bar sleeve pipe (32) by registration arm bearing (31), (31 '), and the deflecting bar that can slide up and down (34) inserts deflecting bar sleeve pipe (32) and is fixed on the appropriate location of deflecting bar sleeve pipe (32) by quick-release dead ring (33);
Described upper and lower middle part is provided with axis sleeve pipe mounting hole (6) and brake axle mounting hole (7), and above-mentioned mounting hole can preformed hole position injection mo(u)lding in mould, also can be with prefabricated pipe fitting with upper and lower integral molded plastic moulding;
Described putting on the shelf (1) rear portion is provided with chair mounted groove (12), and mounting groove is equipped with seat on (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410027162 CN1569548A (en) | 2004-05-12 | 2004-05-12 | Minisize four-wheel vehicle assembled by plastic frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410027162 CN1569548A (en) | 2004-05-12 | 2004-05-12 | Minisize four-wheel vehicle assembled by plastic frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1569548A true CN1569548A (en) | 2005-01-26 |
Family
ID=34480900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410027162 Pending CN1569548A (en) | 2004-05-12 | 2004-05-12 | Minisize four-wheel vehicle assembled by plastic frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1569548A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101121429B (en) * | 2006-08-11 | 2011-03-16 | 光阳工业股份有限公司 | Frame for electric vehicle |
| CN102009573A (en) * | 2009-09-05 | 2011-04-13 | 王建友 | Amphibious vehicle |
| CN105480180A (en) * | 2015-12-31 | 2016-04-13 | 天津盛泽山汽车技术有限公司 | Bottom plate support for electric automobile |
| CN109843708A (en) * | 2016-08-15 | 2019-06-04 | 美国锐哲有限公司 | A kind of kart |
| USD913165S1 (en) | 2014-05-09 | 2021-03-16 | Razor Usa Llc | Drifting kart |
| USD913878S1 (en) | 2009-07-20 | 2021-03-23 | Ali Kermani | Drifting kart |
| US11110016B2 (en) | 2008-07-18 | 2021-09-07 | Ali Kermani | Drifting kart |
| USD940794S1 (en) | 2014-06-03 | 2022-01-11 | Razor Usa Llc | Drifting kart |
| USD949749S1 (en) | 2015-03-19 | 2022-04-26 | Razor Usa Llc | Drifting kart |
| USD957534S1 (en) | 2016-05-17 | 2022-07-12 | Razor Usa Llc | Drifting kart |
-
2004
- 2004-05-12 CN CN 200410027162 patent/CN1569548A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101121429B (en) * | 2006-08-11 | 2011-03-16 | 光阳工业股份有限公司 | Frame for electric vehicle |
| US11110016B2 (en) | 2008-07-18 | 2021-09-07 | Ali Kermani | Drifting kart |
| USD953939S1 (en) | 2008-07-18 | 2022-06-07 | Ali Kermani | Drifting kart |
| US11903886B2 (en) | 2008-07-18 | 2024-02-20 | Ali Kermani | Drifting kart |
| US11786423B2 (en) | 2008-07-18 | 2023-10-17 | Ali Kermani | Drifting kart |
| USD913878S1 (en) | 2009-07-20 | 2021-03-23 | Ali Kermani | Drifting kart |
| CN102009573A (en) * | 2009-09-05 | 2011-04-13 | 王建友 | Amphibious vehicle |
| USD993092S1 (en) | 2014-05-09 | 2023-07-25 | Razor Usa Llc | Drifting kart |
| USD913165S1 (en) | 2014-05-09 | 2021-03-16 | Razor Usa Llc | Drifting kart |
| USD953938S1 (en) | 2014-05-09 | 2022-06-07 | Razor Usa Llc | Drifting kart |
| USD940794S1 (en) | 2014-06-03 | 2022-01-11 | Razor Usa Llc | Drifting kart |
| USD988420S1 (en) | 2014-06-03 | 2023-06-06 | Razor Usa Llc | Drifting kart |
| USD949749S1 (en) | 2015-03-19 | 2022-04-26 | Razor Usa Llc | Drifting kart |
| CN105480180A (en) * | 2015-12-31 | 2016-04-13 | 天津盛泽山汽车技术有限公司 | Bottom plate support for electric automobile |
| USD957534S1 (en) | 2016-05-17 | 2022-07-12 | Razor Usa Llc | Drifting kart |
| USD1002743S1 (en) | 2016-05-17 | 2023-10-24 | Razor Usa Llc | Drifting kart |
| CN110022829A (en) * | 2016-08-15 | 2019-07-16 | 美国锐哲有限公司 | Kart |
| CN109843708A (en) * | 2016-08-15 | 2019-06-04 | 美国锐哲有限公司 | A kind of kart |
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