CN1460623A - Miniature four-wheel car - Google Patents
Miniature four-wheel car Download PDFInfo
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- CN1460623A CN1460623A CN 03126879 CN03126879A CN1460623A CN 1460623 A CN1460623 A CN 1460623A CN 03126879 CN03126879 CN 03126879 CN 03126879 A CN03126879 A CN 03126879A CN 1460623 A CN1460623 A CN 1460623A
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Abstract
The present invention discloses a miniature four-wheel vehicle. Its main body structure vehicle frame includes upper frame, lower frame, main pin positioning connecting device and driving axle mounting device, the upper frame is connected with lower frame, and the main pin positioning connecting device and driving axle mounting device are respectively mounted on two ends of the vehicle frame, and the driving device, steering device, brake device, seat and four wheels are mounted on the vehicle frame so as to form the miniature multi-purpose four-wheel vehicle.
Description
Technical field
The present invention relates to a kind of four-wheeled, particularly a kind of miniature four-wheel vehicle.
Background technology
Since 1987, China discloses 80 multinomial quadricycle patents, but does not have the case of successful implementation and the product of the marketization so far, and reason is that these invention volumes are too big, car body is heavy, be difficult to promote in town and country, and adopt manpower to drive also very effort.The miniature four-wheel electric motor car that sell present market only uses on even running road surface for the disabled person, and this class four-wheeled can't generally be promoted in town and country as traffic means of transport because of its car body is heavy, center of gravity is high, the ground Clearance is little, speed is low.The reason that causes above problem mainly is that the vehicle frame as the four-wheeled agent structure achieves no breakthrough at design aspect, and ubiquity complex structure, function singleness, parts are difficult for problems such as installation.According to the retrieval, ZL98800333.3 and ZL00236141.8 fail to solve this difficult problem equally as immediate documents.
Summary of the invention
The objective of the invention is for a kind of simple in structure, small volume and less weight being provided, can be used as traffic means of transport in town and country and having the miniature four-wheel vehicle of multiple function.
The objective of the invention is to be achieved through the following technical solutions: the agent structure vehicle frame of miniature four-wheel vehicle comprises that upper surface or lower surface are putting on the shelf of plane and undercarriage, stub locating connector and axle drive shaft erecting device, put on the shelf and undercarriage joins, stub locating connector and axle drive shaft erecting device are installed in the two ends of vehicle frame respectively.
Above-mentioned put on the shelf or the undercarriage bending two ends becomes circular arc or straight line and the other side affixed is equipped with strut bar or supporting plane between the two.Put on the shelf and undercarriage is made by sheet metal or carbon fibre, its section can be taked in-line or channel-section, also can take T shape or rectangular cross section.The stub locating connector is made up of fixed mount, two block plates and bearing, and fixed mount is loaded on undercarriage front end or rear end, and two block plates are parallel being fixed in respectively on undercarriage and the fixed mount up and down, and end rod bearing or the tilting bearing that stub can be installed is equipped with at the steel plate two ends.The axle drive shaft erecting device is made up of left and right swing arm, arm shaft, left and right Shock absorber, bearing and Shock absorber axle.Left and right swing arm one end is equipped with bearing and hinged with left and right Shock absorber lower end respectively, and the other end is with to be installed in the arm shaft of undercarriage hinged, and left and right Shock absorber upper end is with to be fixed in the Shock absorber axle of putting on the shelf hinged.
Laterally be equipped with in order to the axis sleeve pipe of pedal parts to be installed at the undercarriage middle part, put on the shelf and rotating steering wheel column sleeve pipe is equipped with by Casing bearing in undercarriage middle part, in the steering wheel column sleeve pipe steering wheel column that can slide up and down is housed, steering wheel column can be fixed on the appropriate location of steering wheel column sleeve pipe by set screw.The rear portion of putting on the shelf is provided with mounting groove, and seat is housed on the mounting groove, and the tie bolt on the seat passes mounting groove and cooperates with setting nut seat can be fixed on the appropriate location of putting on the shelf.
The invention has the beneficial effects as follows: 1. the agent structure body frame structure for automotive is simple, function is given prominence to, integrate full car carrying main body and assembling matrix.Vehicle frame of the present invention has adopted a side band planar structure different with the conventional tubular vehicle frame and vertical vertical layout, this improvement is simplified body frame structure for automotive greatly, and it is solid and reliable, full car weight amount more reasonably is distributed on four wheels by upper and lower vehicle frame and connecting device, the vehicle frame that has the plane becomes erecting stage, and full car owner wants parts to comprise that wheel, actuating device, steering hardware, brake gear, driving device, seat, shelf etc. can directly or by simple attaching parts be installed on the vehicle frame.
2. car load small volume and less weight can adopt the manually driven mode generally to promote in town and country as traffic means of transport.Because the improvement of body frame structure for automotive aspect is also adopted steamboat footpath tire, the present invention can be lowered the center of gravity significantly, alleviate car weight and dwindle full car body long-pending.In preferred embodiments, the only high 55cm of seat, full car body is long-pending for long 175cm * wide 50cm * high 100cm, with common 24, and " bicycle is suitable, and the car load that adopts metal frame to make nearly weighs 15-20kg, and is slightly heavier than bicycle.Adopt the miniature four-wheel vehicle of f-w-d, rear-axle steering can also do littler gentlyer.The quadricycle of this small volume and less weight can substitute two-wheeled cycle fully and generally promote in town and country.
3. driving stability safety, ride comfort can be developed as multi-purpose function car.Four wheels of the present invention are distributed in around the vehicle body and the low center of gravity structure, have improved the stability and the safety of travelling greatly; Front and back wheel adopts resilient suspension, takes semi-lying type to drive on the seat of band backrest, has increased the traveling comfort of taking; The crowd that the seat that can regulate and bearing circle are fit to all ages and classes uses.Above function makes the present invention not only can be used as general traffic means of transport, can also be developed as fun vehicle, body-building vehicle, touristy coach, perambulator, and loading onto battery, electrical motor or combustion engine can also become battery-driven car, self-propelled vehicle, mini-motorcycle or disabled person's car.
4. simple, the processing easily of technology, cost are lower.Body frame structure for automotive of the present invention is simple, can adopt the sheet metal one-shot forming, does not need special joint, and welding and location are also than being easier to, so tooling cost is relatively low.
Description of drawings
Fig. 1 is example structure figure of agent structure vehicle frame of miniature four-wheel vehicle of the present invention
Fig. 2 is embodiment design sketch of miniature four-wheel vehicle of the present invention
Fig. 3 is the chair mounted constructional drawing
Fig. 4 is the affixed mode scheme drawing of straight line behind upper and lower the preceding circular arc
Fig. 5 is the affixed mode scheme drawing of circular arc behind upper and lower the preceding straight line
Fig. 6 is upper and lower the affixed mode scheme drawing of forward and backward circular arc
Fig. 7 is the affixed mode scheme drawing of upper and lower ladder shape
Fig. 8 is a plastics main body of vehicle frame constructional drawing
Fig. 9 is a double-crossbar type stub locating connector constructional drawing
Figure 10 is an I-shaped beam type stub locating connector constructional drawing
Figure 11 is a steel plate type axle drive shaft erecting device constructional drawing
Figure 12 is a steel spring formula axle drive shaft erecting device constructional drawing
Figure 13 is for regulating rod-type axle drive shaft erecting device constructional drawing
Figure 14 is the upward view of Figure 13
Figure 15 is front and back crosswise fixed rod-type axle drive shaft erecting device constructionals drawing
Figure 16 is a crosswise fixed rod-type axle drive shaft erecting device constructional drawing up and down
Figure 17 is a U font V shape axle drive shaft erecting device constructional drawing
Among the figure:
Put on the shelf on 1 undercarriage, 2 stub locating connectors, 3 axle drive shaft erecting devices, 4 strut bars, 5 axis sleeve pipes, 6 steering wheel column sleeve pipes, 7 seats, 8 chutes, 21 mounting grooves, 22 cross bar contiguous blocks, 23 axis sleeve pipe contiguous blocks, 24 steering wheel column sleeve pipe contiguous blocks, 25 arm shaft contiguous blocks, 26 Shock absorber axle contiguous blocks, 27 fixed mounts 31, lower steel plate 32, sheer pole 311 on 32 ' bearing 33, a 311 ' H-girder or T word beam 321 supports 322 left sides, right swing arm 41,41 ' arm shaft, 42 left sides, right Shock absorber 43,43 ' bearing, 44 Shock absorber axles, 45 left sides, right guiding steel plate 411, before 411 ' guiding steel plate fix shaft 412, back crosswise fixed axle 421,421 ' left side, right steel spring 422,422 ' hanger, 423 hanger pins, 424 left sides, right steel plate 431,431 ' steel plate anchor shaft, 432 Load Regulation bars 433 are regulated bolt 434 setting nuts 435 crosswise fixed bars 441,452 liang of forks of the upright fork of 441 ' fixed link contiguous block, 442 U fonts 451 U font chain stays contiguous block 453 connects plane 52 Casing bearings 71,71 ' steering wheel column, 72 set screws, 73 tie bolts, 81 coupling nuts 82
The specific embodiment
The preferred embodiments of the present invention: present embodiment is miniature quadricycle, as shown in Figure 1, its agent structure vehicle frame comprise put 1 on the shelf, undercarriage 2, stub locating connector 3 and axle drive shaft erecting device 4.Put on the shelf 1 and the upper surface of undercarriage 2 be the plane, 1 front end of putting on the shelf be bowed downward to circular arc, rear end be bent downwardly be in line affixed with undercarriage 2, put on the shelf 1 and undercarriage 2 between 3 strut bars 5 are housed.Stub locating connector 3 and axle drive shaft erecting device 4 are installed in the front-end and back-end of vehicle frame respectively.Put on the shelf and 1 made by steel plate with undercarriage 2, thickness is 4 millimeters, and width is 80 millimeters, and upper and lower section is respectively in-line and flute profile.The vehicle frame of a this side band plane and longitudinally vertical layout is of the present invention one to improve greatly, because with respect to traditional tubular type vehicle frame, its structure is simpler, do not need various terminal that various parts can be installed, and locate easily, connect also more solid and reliable.
Steel plate type stub locating connector is adopted in the stub of present embodiment location, this device by fixed mount 31, upper and lower steel plate 32,32 ', bearing 33 forms.Fixed mount 31 is loaded on undercarriage 2 front ends, upper and lower steel plate 32,32 ' parallel being fixed in respectively on undercarriage 2 and the fixed mount 31, and end rod bearing or the tilting bearing 33 that stub can be installed is equipped with at upper and lower steel plate 32,32 ' two ends.When mounted, upper and lower bearing axis upper end tilts 3.5 ° to vehicle body rear side and inboard respectively, to form suitable kingpin caster angle and Kingpin inclination angle, satisfies the requirement of wheel flutter location.The installation of front-wheel can be adopted the general installation method of automobile steering roller: the track arm and the steering swivel of band through hole join, and stub passes track arm through hole and bearing hinge connection, and front-wheel is contained on the steering swivel.Because steel plate has elasticity, so present embodiment can be realized the wheel flutter independent suspension.More than device is formed steering hardware with following steering wheel column 72, steering wheel column sleeve pipe 7 together with steering gear.
Present embodiment adopts swing arm type axle drive shaft erecting device.This device is contained in the vehicle frame rear end, by left and right swing arm 41,41 ', arm shaft 42, left and right Shock absorber 43,43 ', tilting bearing 44 and Shock absorber axle 45 form.Left and right swing arm 41,41 ' one ends are equipped with tilting bearing 44 and hinged with left and right Shock absorber 43,43 ' lower end respectively, the other end is with to be installed in the arm shaft 42 of undercarriage 2 hinged, left and right Shock absorber 43,43 ' upper end and to be fixed in the Shock absorber axle 45 of 1 rear end of putting on the shelf hinged.Left and right swing arm 41, the be equipped with 41 ' rear end contracting brake box concentric with bearing 44.Axle drive shaft passes tilting bearing 44, and flywheel is equipped with at its relative position with sprocket wheel, middle part, and an end and a trailing wheel are affixed, and the other end rotates to form differential by bearing and another trailing wheel loose joint.Between flywheel and the sprocket wheel bicycle gearshift can be installed.With the contracting brake box corresponding position band-type brake dish is housed on the axle sleeve of two trailing wheels, contracting brake box and band-type brake dish are formed brake gear together with other parts.
As shown in Figure 3,1 rear portion of putting on the shelf is provided with mounting groove 22, and the seat 8 that plastics are made is housed on the mounting groove 22, and the tie bolt 81 on the seat 8 passes mounting groove 22 and cooperates with coupling nut 82, makes seat 8 regulate and to be fixed on the appropriate location in front and back.The fit adjustment of seat 8 and steering wheel column 72, the crowd who makes the present invention can be fit to all ages and classes uses, and has solved along with child age increases the problem that need constantly change trains.In addition, the vehicle frame rear end can be provided with shelf, and front end can be installed seat for children, has both made full use of the space, makes it have more function again.
As shown in Figure 2, the car load made from above-mentioned vehicle frame cooperates the small diameter wheel that adopts front-wheel 16 ", trailing wheel 20 ", makes that full car body is long-pending can be contracted to long 175cm * wide 50cm * high 100cm, and " bicycle is suitable; car load nearly weighs 15-20kg, and is slightly heavier than bicycle with common 24.This small volume and less weight, the miniature quadricycle of taking safety and comfort can substitute two-wheeled cycle fully and generally promote in town and country.
The present invention makes simple modifications, also can be made into the miniature four-wheel vehicle of f-w-d, rear-axle steering.Only need during improvement stub locating connector 3 is contained in the vehicle frame rear end, axle drive shaft erecting device 4 is contained in the vehicle frame front end and gets final product.Miniature four-wheel vehicle after the improvement is mixed small diameter wheel, and length can shorten to 150-160cm, and this superminiature four-wheeled adds and adopts the plastics vehicle frame, can be more suitable for children and use.
Load onto battery, motor or combustion engine at undercarriage 2 of the present invention, it further can also 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, travel, travel, deliver goods or use as disabled person's car.
Except above-described embodiment, the variation of each component part of agent structure vehicle frame of the present invention can also form numerous embodiments:
(1) puts on the shelf and undercarriage
1, section: put on the shelf 1 with undercarriage 2 not only can take channel-section (ginseng Fig. 9-Figure 17, undercarriage 2 is a channel-section), and can take in-line, T shape or rectangular cross section, no matter take which kind of section, its upper surface or lower surface all should have the plane, and in-line section both sides can add strap stiffener.
2, connection mode and shape: put on the shelf 1 with undercarriage 2 two ends can to bend to circular arc or straight line and the other side affixed, but the undercarriage more than 2 as girder is taked linear, so general adopt to put on the shelf 1 be bowed downward to the affixed form of circular arc or straight line and undercarriage 2, can take in addition between two with supporting plane bonded assembly form (accompanying drawing is not shown).Consider that from the processing difficulty or ease first kind of form should be first-selected.This form behind the preceding circular arc as shown in Figure 4 that aforementioned miniature quadricycle adopts the straight line, also have arc type behind the preceding straight line as shown in Figure 5, front and back arc type shown in Figure 6, trapezoidal formula shown in Figure 7 etc.The vehicle frame of different shape all has its specific purposes: straight line vehicle frame front end has stream line pattern U.S. behind the preceding circular arc, vehicle frame is short, lighter, the rear end is fit to install swing arm type axle drive shaft erecting device (as described in preferred embodiment) and steel plate type, adjusting rod-type or U font V shape axle drive shaft erecting device, and the rear portion also has than large space installs shelf; Arc type, arc type vehicle frame rear end, front and back are fit to install steel spring formula axle drive shaft erecting device behind the preceding straight line; Trapezoidal formula vehicle frame is fit to install crosswise fixed rod-type axle drive shaft erecting device; Arc type vehicle frame front end can be installed seat for children after straight line reached preceding straight line behind the preceding circular arc.In addition, for increasing the intensity of vehicle frame, 1-5 bar strut bar or supporting plane 5 (see figure 1)s are housed also between two.
Vehicle frame of the present invention can be made of plastic.As shown in Figure 8, the plastics vehicle frame put 1 on the shelf, realize that in one-time formed mode integral type connects by vertical connection plane 52 between the undercarriage 2, two cross bars 311 in the stub locating connector 3,311 ', arm shaft 42 in the axle drive shaft erecting device 4 and Shock absorber axle 45 (or two crosswise fixed bars), axis sleeve pipe 6, positions such as steering wheel column sleeve pipe 7 can be with the whole preformed cross bar of vehicle frame contiguous block 23, arm shaft contiguous block 26, Shock absorber axle contiguous block 27, axis sleeve pipe contiguous block 24, steering wheel column sleeve pipe contiguous block 25 and preformed hole position only need during installation above part is inserted in and fixing getting final product.
3, material: put on the shelf and 1 can make with carbon steel, alloy steel, carbon fibre or plastics with undercarriage 2.The about 3-5 millimeter of the thickness of sheet metal vehicle frame, width is the 40-120 millimeter, its advantage is that to have high strength, high rigidity, cost low, but heavy slightly.The carbon fibre vehicle frame is in light weight, high strength, high rigidity, and certain elasticity is arranged, but cost is higher, is fit to exploitation luxury car.But the one-shot forming in light weight of plastics vehicle frame, but intensity and stiffness are relatively poor, are fit to make the low speed perambulator, as be made into the human car, needing increases thickness and width, and reinforces with supporting plane.
(2) stub locating connector
The steel plate type stub locating connector that in preferred embodiment, is adopted, can also adopt double-crossbar type and I-shaped beam type stub locating connector.As shown in Figure 9, double-crossbar type stub locating connector by upper and lower cross bar 311,311 ', fixed mount 31 and bearing 33 form.Fixed mount 31 is loaded on the front end or the rear end of undercarriage 2, upper and lower cross bar 311,311 ' parallel being fixed in respectively on undercarriage 2 and the fixed mount 31, and the end rod bearing 33 that stub can be installed is equipped with at upper and lower cross bar 311,311 ' two ends.
As shown in figure 10, I-shaped beam type stub locating connector is made up of H-girder or T word beam 321, bearing 33, support 322, H-girder or T word beam 321 laterally are installed in undercarriage 2 front ends or rear end, ball bearing of main shaft 33 is equipped with at its two ends, can mounting bracket 322 between H-girder or T word beam 321 and the undercarriage 2, also mounting bracket 322 not.
The installation of stub locating connector 3 must be satisfied such requirement: upper and lower bearing axis upper end must tilt 2 °-8 ° to vehicle body rear side and inboard respectively, to form suitable kingpin caster angle and Kingpin inclination angle.
(3) axle drive shaft erecting device
Preferred embodiment has adopted swing arm type axle drive shaft erecting device, in addition can also adopt following five kinds of modes that axle drive shaft is installed:
1, steel plate type axle drive shaft erecting device.As shown in figure 11, this device by left and right guiding steel plate 411,411 ', left and right Shock absorber 43,43 ', bearing 44, guiding steel plate fix shaft 412 and Shock absorber axle 45 are formed.Left and right guiding steel plate 411,411 ' one ends are equipped with bearing 44 and hinged with left and right Shock absorber 43,43 ' lower end respectively, the other end is with to be installed in the guiding steel plate fix shaft 412 of undercarriage 2 affixed, and put on the shelf 1 Shock absorber axle 45 of left and right Shock absorber 43,43 ' upper end and being fixed in is hinged.Because drive axle position often changes during walking, so bearing 44 should adopt tilting bearing.This example is simple in structure, and the steel plate guidance quality is good, realizes dependent suspension, also is one of preferred option of axle drive shaft erecting device.
2, steel spring formula axle drive shaft erecting device.Shown in 12, this device by forward and backward crosswise fixed axle 421,421 ', left and right steel spring 422,422 ', hanger 423, hanger pin 424 and bearing 44 formed.Forward and backward crosswise fixed axle 421,421 ' respectively is fixed in undercarriage 2 and puts 1 on the shelf, left and right steel spring 422,422 ' one ends and the preceding crosswise fixed axle 421 of two ends roll coil of strip ear are hinged, the other end is by hanger 423 and hanger pin 424 and back crosswise fixed axle 421 ' hinged, and bearing 44 adopts tilting bearings also to be installed on steel spring 422,422 ' middle part.This example has adopted general automobile back wheel suspension mode, and advantage is that guidance quality is good, and firm and reliable connection, shortcoming are that structure is complicated slightly.
3, regulate rod-type axle drive shaft erecting device.As Figure 13 and shown in Figure 14, this device by left and right steel plate 431,431 ', steel plate anchor shaft 432, Load Regulation bar 433, regulate compositions such as bolt 434, setting nut 435 and bearing 44.Left and right steel plate 431,431 ' front end and to be fixed in the steel plate anchor shaft 432 of undercarriage 2 affixed, bearing 44 (this routine bearing 44 also is tilting bearing) is equipped with in the rear end, Load Regulation bar 433 two ends that are positioned at undercarriage 2 belows ride over left and right steel plate 431,431 ' upside, and the chute 21 that the adjusting bolt 434 on the Load Regulation bar 433 passes undercarriage 2 cooperates with setting nut 435.This routine steel spring has guiding and resilient suspension dual-use function concurrently, and load can be regulated because of the people, cooperates the adjusting of seat and bearing circle, is fit to children and uses in the different growth stages.
4, crosswise fixed rod-type axle drive shaft erecting device.As shown in figure 15, this device by two crosswise fixed bars in front and back 441,441 ', fixed link contiguous block 442 and bearing 44 form.It is affixed that two crosswise fixed bar 441,441 ' respectively horizontal cross are installed in undercarriage 2 and two ends and fixed link contiguous block 442, and bearing 44 is housed on the fixed link contiguous block 442.In addition, as shown in figure 16, two crosswise fixed bars in the last example can also be installed on respectively up and down puts 1 and undercarriage 2 and form another kind of embodiment on the shelf.Above dual mode must leave enough spaces when mounted in order to flywheel, chain and speed-changing mechanism to be installed between two crosswise fixed bars.This example is simple in structure, and the location is good, firm and reliable connection, but do not have resilient suspension, travelling comfort is relatively poor.
5, U font V shape axle drive shaft erecting device.As shown in figure 17, this device is made up of the upright fork 451 of U font, U font chain stay 452, two fork contiguous blocks 453 and bearing 44.The upright fork 451 of U font is affixed with two fork contiguous blocks 453 respectively with U font chain stay 452 open ends, the other end respectively with put on the shelf 1 and undercarriage 2 affixed, bearing 44 (owing to the drive axle position relative fixed of this example and last example, so all adopt ball bearing of main shaft) is housed on the two fork contiguous blocks 453.This example location is good, firm and reliable connection, and upright fork can be prefabricated with chain stay, but structure is complicated slightly, and not having resilient suspension, travelling comfort is relatively poor.
Claims (16)
1. miniature four-wheel vehicle, comprise vehicle frame, it is characterized in that: described vehicle frame comprises that upper surface or lower surface are putting on the shelf (1) of plane and undercarriage (2), stub locating connector (3) and axle drive shaft erecting device (4), put on the shelf (1) and undercarriage (2) joins, and stub locating connector (3) and axle drive shaft erecting device (4) are installed in the two ends of vehicle frame respectively.
2. miniature four-wheel vehicle according to claim 1 is characterized in that: described putting on the shelf (1) or undercarriage (2) bending two ends become circular arc or straight line and the other side affixed, put on the shelf strut bar or supporting plane (5) are housed between (1) and the undercarriage (2).
3. miniature four-wheel vehicle according to claim 2 is characterized in that: described putting on the shelf (1) made by sheet metal or carbon fibre with undercarriage (2), and its section can be taked in-line or channel-section, also can take T shape or rectangular cross section.
4. miniature four-wheel vehicle according to claim 1 is characterized in that: described putting on the shelf (1) and undercarriage (2) are made of plastics, and are connected plane (52) and join by vertical between put on the shelf (1) and the undercarriage (2).
5. miniature four-wheel vehicle according to claim 1, it is characterized in that: the fixed mount (31) in the described stub locating connector (3) is loaded on the front end or the rear end of undercarriage (2), upper and lower steel plate (32), (32 ') are parallel and be fixed in respectively on undercarriage (2) and the fixed mount (31), and the bearing (33) that stub can be installed is equipped with at upper and lower steel plate (32), (32 ') two ends.
6. miniature four-wheel vehicle according to claim 1, it is characterized in that: the fixed mount (31) in the described stub locating connector (3) is loaded on the front end or the rear end of undercarriage (2), upper and lower cross bar (311), (311 ') are parallel and be fixed in respectively on undercarriage (2) and the fixed mount (31), and the bearing (33) that stub can be installed is equipped with at upper and lower cross bar (311), (311 ') two ends.
7. miniature four-wheel vehicle according to claim 1, it is characterized in that: H-girder in the described stub locating connector (3) or T word beam (321) laterally are installed in undercarriage (2) front end or rear end, it is equipped with bearing (33) in two ends up and down, between H-girder or T word beam (321) bottom side and the undercarriage (2) support (322) is housed.
8. miniature four-wheel vehicle according to claim 1, it is characterized in that: the left and right swing arm (41) in the described axle drive shaft erecting device (4), (41 ') end are equipped with bearing (44) and hinged with left and right Shock absorber (43), (43 ') lower end respectively, the other end is hinged with the arm shaft (42) that is installed in undercarriage (2), and is hinged with the Shock absorber axle (45) that is fixed in put on the shelf (1) on left and right Shock absorber (43), (43 ').
9. miniature four-wheel vehicle according to claim 1, it is characterized in that: the left and right guiding steel plate (411) in the described axle drive shaft erecting device (4), (411 ') end are equipped with bearing (44) and hinged with left and right Shock absorber (43), (43 ') lower end respectively, the other end is affixed with the guiding steel plate fix shaft (412) that is installed in undercarriage (2), and is hinged with the Shock absorber axle (45) that is fixed in put on the shelf (1) on left and right Shock absorber (43), (43 ').
10. miniature four-wheel vehicle according to claim 1, it is characterized in that: the forward and backward crosswise fixed axle (421) in the described axle drive shaft erecting device (4), (421 ') are fixed in undercarriage (2) and put on the shelf (1) respectively, the left and right steel spring (422) of two ends roll coil of strip ear, (422 ') end and preceding crosswise fixed axle (421) are hinged, the other end is hinged with back crosswise fixed axle (421 ') by hanger (423) and hanger pin (424), and bearing (44) is installed on steel spring (422), (422 ') middle part.
11. miniature four-wheel vehicle according to claim 1, it is characterized in that: the left and right steel plate (431) in the described axle drive shaft erecting device (4), (431 ') front end and to be fixed in the steel plate anchor shaft (432) of undercarriage (2) affixed, bearing (44) is equipped with in the rear end, Load Regulation bar (433) two ends that are positioned at undercarriage (2) below ride over left and right steel plate (431), (431 ') upside, and the chute (21) that the adjusting bolt (434) on the Load Regulation bar (433) passes undercarriage (2) cooperates with setting nut (435).
12. miniature four-wheel vehicle according to claim 1, it is characterized in that: the two crosswise fixed bars (441) in the described axle drive shaft erecting device (4), (441 ') level laterally be installed in undercarriage (2) up and down or put on the shelf (1) and two ends and fixed link contiguous block (442) affixed, bearing (44) is housed on the fixed link contiguous block (442).
13. miniature four-wheel vehicle according to claim 1, it is characterized in that: the upright fork of the U font in the described axle drive shaft erecting device (4) (451) is affixed with two fork contiguous blocks (453) respectively with U font chain stay (452) open end, the other end is affixed with put on the shelf (1) and undercarriage (2) respectively, on the two fork contiguous blocks (453) bearing (44) is housed.
14. miniature four-wheel vehicle according to claim 1 is characterized in that: axis sleeve pipe (6) laterally is equipped with at described undercarriage (2) middle part.
15. miniature four-wheel vehicle according to claim 1, it is characterized in that: described putting on the shelf (1) is equipped with rotating steering wheel column sleeve pipe (7) with undercarriage (2) middle part by Casing bearing (71), (71 '), the steering wheel column that can slide up and down (72) is housed in the steering wheel column sleeve pipe (7), and steering wheel column (72) is fixed on the steering wheel column sleeve pipe (7) by set screw (73).
16. miniature four-wheel vehicle according to claim 1, it is characterized in that: described putting on the shelf (1) rear portion is provided with mounting groove (22), seat (8) is housed on the mounting groove (22), and the tie bolt (81) on the seat (8) passes mounting groove (22) and cooperates with coupling nut (82).
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03126879 CN1280152C (en) | 2003-06-17 | 2003-06-17 | Miniature four-wheel car |
| CNB2004800149843A CN100418834C (en) | 2003-06-17 | 2004-03-24 | Four-wheeler in minisize, and vehicle frame |
| PCT/CN2004/000250 WO2005061318A1 (en) | 2003-06-17 | 2004-03-24 | Vehicle framework and four-wheeled vehicle using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03126879 CN1280152C (en) | 2003-06-17 | 2003-06-17 | Miniature four-wheel car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1460623A true CN1460623A (en) | 2003-12-10 |
| CN1280152C CN1280152C (en) | 2006-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03126879 Expired - Fee Related CN1280152C (en) | 2003-06-17 | 2003-06-17 | Miniature four-wheel car |
| CNB2004800149843A Expired - Fee Related CN100418834C (en) | 2003-06-17 | 2004-03-24 | Four-wheeler in minisize, and vehicle frame |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004800149843A Expired - Fee Related CN100418834C (en) | 2003-06-17 | 2004-03-24 | Four-wheeler in minisize, and vehicle frame |
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| Country | Link |
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| CN (2) | CN1280152C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354463A (en) * | 2011-05-27 | 2012-02-15 | 山东理工大学 | Automotive wheel cornering property simulator and usage thereof |
| CN103241317A (en) * | 2013-04-10 | 2013-08-14 | 平湖市孩儿乐塑料五金厂 | Children's motor vehicle |
| CN103241334A (en) * | 2013-05-16 | 2013-08-14 | 章爱彬 | Pedal-powered/motor-driven double-power four-wheeler |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105438347B (en) * | 2015-12-25 | 2018-12-21 | 光明食品集团上海海丰大丰禽业有限公司 | Chicken farm special cart |
| CN105857472B (en) * | 2016-04-28 | 2018-04-24 | 刘矿成 | A kind of all-terrain baby stops trip's recumbent bicycle |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2353208A7 (en) * | 1976-05-28 | 1977-12-23 | Guichard Michel | Motorcycle frame assembly - has integral fuel tank and is made up of angle pieces covered with sheet metal |
| CN87216569U (en) * | 1987-12-17 | 1988-08-31 | 昆明市五华区科学技术委员会 | Quadricycle |
| US5263732A (en) * | 1991-12-06 | 1993-11-23 | Harmeyer Jerome E | Three wheel recumbent vehicle |
| CN1078949A (en) * | 1992-05-01 | 1993-12-01 | 郭燕本 | A kind of new car |
| JPH07232681A (en) * | 1994-02-23 | 1995-09-05 | Suzuki Motor Corp | Car body frame for motorcycle |
| CN2292064Y (en) * | 1996-11-14 | 1998-09-23 | 潘丰庆 | Device for changing normal vehicle into front set two-wheel vehicle for disabled person |
-
2003
- 2003-06-17 CN CN 03126879 patent/CN1280152C/en not_active Expired - Fee Related
-
2004
- 2004-03-24 CN CNB2004800149843A patent/CN100418834C/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102354463A (en) * | 2011-05-27 | 2012-02-15 | 山东理工大学 | Automotive wheel cornering property simulator and usage thereof |
| CN103241317A (en) * | 2013-04-10 | 2013-08-14 | 平湖市孩儿乐塑料五金厂 | Children's motor vehicle |
| CN103241334A (en) * | 2013-05-16 | 2013-08-14 | 章爱彬 | Pedal-powered/motor-driven double-power four-wheeler |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1798680A (en) | 2006-07-05 |
| CN1280152C (en) | 2006-10-18 |
| CN100418834C (en) | 2008-09-17 |
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Effective date of registration: 20090515 Address after: Room C107, No. 89, Zhongshan Avenue, Guangzhou, Guangdong Patentee after: Guangzhou lantun Electric Technology Development Co. Ltd. Address before: School of politics and law, South China Normal University, Guangzhou, Guangdong Patentee before: Zhang Xiangyang |
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