Small-sized tip lorry
Technical field
The present invention relates to the vehicle of short distance convey materials, particularly be suitable for engineering or agricultural small-sized tip lorry.
Background technology
Tip lorry is a kind of vehicle of the special tipping short distance convey materials of hopper." bucket " shape container is installed on the vehicle body, can overturns with convenient unloading.At present, common tip lorry is made up of hopper and walking underframe.It is anterior that hopper is contained in wheel tyre walking underframe, by the discharging of tumbling of the gravity of material in the bucket or thrust hydraulic cylinder.Owing to tumble discharging mainly by cylinder pushes, so the tip-over angle of hopper is limited, can not be according to the reality situation of feeding, and adjustment dump angle flexibly in the certain angle scope, thus can not guarantee that material is thoroughly dumped totally, and then influenced work efficiency.
Summary of the invention
The present invention provides a kind of easy to operate for solving the technical matters that exists in the known technology, can adjust dump angle flexibly, thereby guarantees that discharging is thorough, the small-sized tip lorry of increasing work efficiency.
The technical scheme that the present invention takes for the technical matters that exists in the solution known technology is:
Small-sized tip lorry; Comprise vehicle frame, storage battery, walking steering hardware, hopper, tumble driver train and seat; Said hopper is rotationally connected away from an end and the vehicle frame of seat, it is characterized in that: said tumble driver train by first motor, and the first motor bonded assembly retarder and be located at retarder and hopper between gear transmission structure constitute; Said gear transmission structure is by being installed in the pivot shaft that can rotate in the vehicle frame; Be packed in first gear and second gear that are meshed on reducer output shaft and the said pivot shaft respectively, be packed in that symmetrically arranged the 3rd gear and the 4th gear and first arc-shaped rack that is meshed with the 3rd gear and the 4th gear respectively and second arc-shaped rack constitute on the pivot shaft; The adapter shaft that can rotate is installed on the bottom surface of said hopper, and the upper end of said first arc-shaped rack and second arc-shaped rack all is fixed on the adapter shaft; Said tip lorry also comprises the compressing structure that is located at two arc-shaped racks inboard.
The technical scheme that the present invention can also take is:
Said compressing structure is made up of wheel shaft and the support wheel shaft support with the contacted contact roller of each arc-shaped rack medial surface, support compression wheel, and said support is packed in vehicle frame inside.
Said walking steering hardware comprises initiatively wheels, driven wheels, driving wheel drive configuration and turning member; Said active wheels are located at an end that is rotationally connected near hopper and vehicle frame, and it is made up of imput shaft and the driving wheel that is installed in both ends of main drive shaft; Said driven wheels are located at an end that is rotationally connected away from hopper and vehicle frame, and it is made up of car fork and flower wheel of being installed in car fork lower end; Said turning member is made up of the handlebar or the bearing circle of steering shaft and end mounted thereto; Be fixed with the 5th gear and the 6th gear that is meshed respectively on said car fork and the steering shaft; Said seat support oppositely is installed in the outside of turning member.
Said driving wheel drive configuration comprises second motor, the change-speed box that links to each other with second motor and gearshift structure; The mouth of said change-speed box is fixed with on main driving wheel, the said imput shaft and is fixed with from power wheel, main driving wheel and be connected with transmission parts between the power wheel.
Said gearshift structure is electrodynamic type gearshift structure or mechanical pull rod gearshift structure.
Said electrodynamic type gearshift structure is that automobile motor is used the electromagnetic attraction switch, and said change-speed box is the adjustable change-speed box of fourth gear.
Advantage and good effect that the present invention has are:
Technique scheme, through rotating and reverse of first motor, driven gear drive mechanism motion can conveniently realize tumbling and resetting of hopper.This small-sized tip lorry is than existing the tumble tip lorry of discharging of thrust hydraulic cylinder that relies on, and it can be according to the character of material, the tip-over angle when adjusting discharging flexibly, thus guarantee that discharging is thorough, improved the work efficiency of tip lorry.
Description of drawings
Fig. 1 structural representation Fig. 1 of the present invention;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is the structural representation that hopper is in flat condition among Fig. 1;
Fig. 4 is structural representation Fig. 2 of the present invention;
Fig. 5 is the partial enlarged drawing of Fig. 4.
Among the figure: 1, vehicle frame; 2, storage battery; 3, hopper; 4, first motor; 5, retarder; 6, pivot shaft; 7, first gear; 8, second gear; 9, the 3rd gear; 10, the 4th gear; 11, first arc-shaped rack; 12, second arc-shaped rack; 13, primary shaft bearing; 14, adapter shaft; 15, second bearing seat; 16, contact roller; 17, wheel shaft; 18, support; 19, imput shaft; 20, driving wheel; 21, car fork; 22, flower wheel; 23, steering shaft; 24, handlebar; 25, the 5th gear; 26, the 6th gear; 27, second motor; 28, change-speed box; 28-1, gear level; 29, main driving wheel; 30, from power wheel; 31, transmission parts; 32, electromagnetic attraction switch; 33, seat.
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, the following examples of giving an example now, and conjunction with figs. specifies as follows:
See also Fig. 1-5, small-sized tip lorry comprises vehicle frame 1, storage battery 2, walking steering hardware, hopper 3, tumble driver train and seat 33, and said hopper is rotationally connected away from an end and the vehicle frame of seat.Said tumble driver train by first motor 4, the retarder 5 that links to each other with first motor and be located at retarder and hopper between gear transmission structure constitute.Said gear transmission structure is by being installed in the pivot shaft 6 that can rotate in the vehicle frame; Be packed in first gear 7 and second gear 8 that are meshed on reducer output shaft and the pivot shaft respectively, be packed in that symmetrically arranged the 3rd gear 9 and the 4th gear 10 and first arc-shaped rack 11 that is meshed with the 3rd gear and the 4th gear respectively and second arc-shaped rack 12 constitute on the pivot shaft.Concrete, the two ends of pivot shaft are installed in the primary shaft bearing 13, and primary shaft bearing 13 is packed on the vehicle frame, adopts this mounting structure, makes pivot shaft be in vacant state in vehicle frame inside.The adapter shaft 14 that can rotate is installed on the bottom surface of said hopper.Concrete, the two ends of adapter shaft are installed in second bearing seat 15, and second bearing seat is packed on the bottom surface of hopper.The upper end of said first arc-shaped rack and second arc-shaped rack all is fixed on the adapter shaft.Said tip lorry also comprises the compressing structure that is located at two arc-shaped racks inboard.This compressing structure has guaranteed that in hopper is tumbled process first arc-shaped rack and the 3rd gear are in stable engagement shape bar all the time, and second arc-shaped rack and the 4th gear also are in the stable engagement state all the time.Concrete; Storage battery is given the power supply of first motor; During the running of the first motor forward; Through retarder, first gear and the rotation of the second gear driven pivot shaft, pivot shaft drives the 3rd gear simultaneously and the 4th gear rotates successively, and first arc-shaped rack and second arc-shaped rack are respectively through driving hopper around the axial front upper place upset of being rotationally connected of hopper and vehicle frame with the 3rd gear and the motion of the 4th gear meshing; Realize tumbling of hopper, the angle of tumbling can be adjusted according to the character of material in the hopper flexibly; After the material in the hopper is toppled over totally, the first motor antiport, hopper reverses then, and when the lower surface of hopper was pressed on the vehicle frame upper end, hopper resetted.
In the technique scheme, compressing structure can adopt tooth engaging conformation, and promptly the medial surface of two arc-shaped racks also is set to flank of tooth structure, and the gear structure that compresses that matches is installed respectively in the inboard of two arc-shaped racks.From reducing cost of manufacture, the angle of being convenient to adjust considers, in the present invention, said compressing structure is made up of wheel shaft 17 and the support wheel shaft support 18 with the contacted contact roller of arc-shaped rack medial surface 16, support compression wheel, and said support is packed in vehicle frame inside.Adopt this compressing structure, the medial surface of two arc-shaped racks is a light face structure.
The above-mentioned drive configuration of tumbling both had been suitable for the three-wheel tip lorry and also had been suitable for the four-wheel tip lorry.In the present invention, above-mentioned walking steering hardware further adopts following technical scheme:
Comprise initiatively wheels, driven wheels, driving wheel drive configuration and turning member.Said active wheels are located at an end that is rotationally connected near hopper and vehicle frame, and it is made up of imput shaft 19 and the driving wheel 20 that is installed in both ends of main drive shaft.Concrete, imput shaft is installed in the below of vehicle frame through axle sleeve or bearing seat.Said driven wheels are located at an end that is rotationally connected away from hopper and vehicle frame, and it is made up of car fork 21 and the flower wheel 22 that is installed in car fork lower end.Said turning member is made up of the handlebar 24 or the bearing circle of steering shaft 23 and end mounted thereto.Be fixed with the 5th gear 25 and the 6th gear 26 that is meshed respectively on said car fork and the steering shaft.Concrete, the part that above-mentioned car fork and steering shaft connect to ground is two major axis nested structures.Said seat support oppositely is installed in the outside of turning member.Concrete, turning member is arranged between hopper and the seat, and after operating personal was sitting on the seat, it was in the face of hopper, but turning to through rotation handlebar or the small-sized tip lorry of bearing circle direct viewing.Since car stick with steering shaft on be provided with mutually in ingear the 5th gear and the 6th gear, so turning to of the rotation direction of handlebar or bearing circle and whole small-sized tip lorry be consistent, and then made things convenient for operation.
Above-mentioned driving wheel drive configuration is used to control moving ahead or falling back of small-sized tip lorry, and the driving wheel drive configuration can adopt the fuel oil drive configuration, such as internal combustion engine drive structure or engine petrol drive configuration, also can adopt motor-driven structure.In the present invention, this drive configuration adopts motor-driven structure, is specially: comprise second motor 27, the change-speed box 28 that links to each other with second motor and the structure of shifting gears.The mouth of said change-speed box is fixed with on main driving wheel 29, the said imput shaft and is fixed with from power wheel 30, main driving wheel and from being connected with transmission parts 31 between the power wheel.Concrete, main driving wheel and can adopt the vee-pulley structure from power wheel, transmission parts should be the V-belt mutually; Main driving wheel and also can adopt chain sprocket structure from power wheel, transmission parts should be conveyer chain mutually.Above-mentioned storage battery provides electric energy for simultaneously second motor, and second motor can adopt the battery-driven car motor special.
Above-mentioned gearshift structure is used to change the gear mesh relation in the change-speed box, thus the input and output transmitting ratio of adjustment change-speed box, and then the change tip lorry advances or the speed of pusher.This gearshift structure can adopt electrodynamic type gearshift structure or mechanical pull rod gearshift structure.Electrodynamic type gearshift structure can further adopt automobile motor with electromagnetic attraction switch 32, the corresponding adjustable change-speed box of four retainings that adopts of change-speed box.Its principle of work is: after the energising, and the gear level 28-1 of the mouth drive speed transmission of electromagnetic attraction switch motion, thus change change-speed box in-to-in gear mesh relation, realize the change of output speed.
The above is merely the preferable example of executing of the present invention, is not to be used for limiting practical range of the present invention.Be that all equivalences of doing according to the content of claim of the present invention change and modification, all fall into technical scope of the present invention.