CN205916183U - Tractor - Google Patents

Abstract

The utility model relates to a commodity circulation vehicle field especially relates to a tractor. Tractor is including frame Assembly to and driving wheel assembly, handle assembly and the towing pin assembly of setting on frame Assembly, frame Assembly includes frame chassis to and put up with the back of the body in the cabin that sets up on frame chassis, driving wheel assembly sets up on the cabin, and driving wheel assembly is including fixing the drive base on the cabin to and fix at the driving motor of drive on the base, turn to motor and big floating bearing, and the gearbox of location on big floating bearing, and set up the drive wheel on transmission output, this tractor have turning radius little with turn to the characteristics that the flexibility is good.

Description

Tractor

Technical field

This utility model is related to logistics vehicles field, more particularly, to a kind of tractor.

Background technology

At present, usually need goods to be transferred at one another place, wherein using in commercial production, logistics transportation Many is fork truck.But fork truck volume is larger, deadweight is heavier, is not suitable for carrying bulky and long strip type goods；Such goods Thing is generally carried with tractor, and tractor is widely used in field of industrial production as a kind of handbarrow.But, pass System tractor is respectively equipped with driving wheel and stabilizer, and driving wheel is used for providing power, and stabilizer is used for controlling car body balance, and For turning to；When this kind of tractor is turned, need operator's force to pull and turn to, have that radius of turn is big and steering flexibility The shortcoming of difference.

Content of the invention

In order to solve the above problems, the purpose of this utility model is to provide a kind of tractor, and this tractor has turning Radius is little and the good feature of steering flexibility.

In order to realize above-mentioned purpose, this utility model employs following technical scheme:

Tractor, including frame assembly, and is arranged on driving wheel assembly on frame assembly, handle assembly and towing pin Assembly；Described frame assembly includes frame chassis, and is arranged on the cabin in frame chassis and backrest；Cabin and backrest are respectively It is in frame chassis upper surface both sides, between cabin and backrest, constitute driving cabin；Described backrest includes bottom and is fixed on vehicle frame Backrest main body on chassis, and it is fixed on the backrest cover in backrest main body；The frame chassis both ends of backrest lower end are provided with Wheel chamber, wheel intracavity portion is positioned with driven pulley by wheel shaft；

Described driving wheel assembly is arranged in cabin, drives wheel assembly to include the driving base being fixed in cabin, and It is fixed on the motor driving on base, steer motor and big floating bearing, and be positioned at the speed change on big floating bearing Case, and it is arranged on the driving wheel on gear box output end；The first axis hole and second is offered on the pedestal of described driving base Axis hole, the bearing inner race of big floating bearing is fixed on driving base, and the bearing cross hole of big floating bearing and described first axle Hole is coaxially disposed；Described change speed gear box is fixedly connected with the bearing outer ring of big floating bearing, the input of change speed gear box and described first Axis hole is coaxially disposed；The outfan of described motor passes through the first axis hole driving base, and the bearing of big floating bearing Through hole is connected on the input of change speed gear box, and motor is connected with brake sensor assembly；On the casing of described change speed gear box Be provided with big gyration gear ring, big gyration gear ring is coaxially disposed with big floating bearing, the outfan of steer motor pass through the second axis hole with The big gyration gear ring of described change speed gear box is meshed connection.

This utility model adopts technique scheme, and in the driving wheel assembly of this electrically propelled traction vehicle, motor passes through speed change Case drives driving wheel, and motor connects change speed gear box, steer motor for action edge before driving wheel offer, the outfan of steer motor There is provided steering power for driving wheel；During use, operator controls motor and steer motor by handle assembly, you can control The moving ahead and turning to of this tractor, operation is very easy, laborsaving；And, described electrically propelled traction vehicle with driving wheel simultaneously as turn To axle point, have the characteristics that radius of turn is little and steering flexibility is good.

Brief description

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the structural representation of frame assembly.

Fig. 3 is the scheme of installation of storage battery balladeur train.

Fig. 4 is the structural representation of electrically-controlled component.

Fig. 5 is the structural representation driving wheel assembly.

Fig. 6 is the structural representation of handle assembly.

Fig. 7 is the structural representation of rotation direction sensor.

Fig. 8 is the structural representation of towing pin assembly.

Specific embodiment

Below in conjunction with the accompanying drawings, preferred embodiment of the present utility model is described in further detail.

A kind of electrically propelled traction vehicle as shown in Fig. 1 ~ 8, including frame assembly 1, and is arranged on the driving on frame assembly 1 Wheel assembly 2, handle assembly 3 and towing pin assembly 4.Described frame assembly 1 includes frame chassis 11, and is arranged on frame chassis Cabin 12 on 11 and backrest 13；Cabin 12 and backrest 13 are respectively at frame chassis 11 upper surface both sides, cabin 12 and backrest Driving cabin is constituted between 13.Described backrest 13 includes the backrest main body 131 that bottom is fixed in frame chassis 11, and fixing Backrest cover 132 in backrest main body 131.Frame chassis 11 both ends of backrest 13 lower end are provided with wheel chamber, and wheel intracavity portion leads to Cross wheel shaft and be positioned with driven pulley 134.

Described cabin 12 includes the cabin body 121 that bottom is fixed in frame chassis 11, and is fixed on cabin originally Engine room cover 122 on body 121.It is provided with battery compartment 123, cabin 12 side is provided with side hatch 124, cabin 12 inside described cabin 12 Top surface is provided with upper hatch (way) 125, and the upper hatch (way) of battery compartment 123 is provided with cell cover 126.Described battery compartment 123 bottom is provided with storage battery and slides Frame, storage battery balladeur train includes cartridge body 127, and is arranged on the multigroup roll wheel assembly on cartridge body 127, and roll wheel assembly includes It is fixed on the pulley spindle 128 on cartridge body 127, and be set in the roller 129 on pulley spindle.Inside described battery compartment 123 It is provided with storage battery, storage battery bottom is erected on cartridge body 127.In said structure, cabin 12 offers battery compartment 123, and The side hatch 124 communicating with inside battery compartment 123 and upper hatch (way), its upper hatch (way) is covered with cell cover, is typically being keeped in repair When just can open.And the use of side hatch 124 is more frequent, as long as safeguarding including daily storage battery and changing all from side cabin Storage battery is extracted out by mouth 124.And the internal setting balladeur train of battery compartment 123 of described electrically propelled traction vehicle, storage battery is erected at balladeur train On, thus can more convenient ground side extract out or side push storage battery.

It is provided with electrically-controlled component inside described cabin body 121, electrically-controlled component includes automatically controlled installing plate 14, and fixation is automatically controlled Relay 15 on installing plate 14, fuse and alternating current controlled 17.Alternating current controlled 17 controls connection to drive wheel assembly 2, alternating current Control 17 is connected by the first connection sheet 18 with relay 15.Fuse is connected by the second connection sheet 19 with relay 15, fusing Device includes fuse base 161, and is fixed on the electric fuse 162 on fuse base 161.

Described driving wheel assembly 2 is arranged in cabin 12, drives wheel assembly 2 to include the drive being fixed on cabin body 121 Dynamic base 21, and it is fixed on the motor 22 driving on base 21, steer motor 23 and big floating bearing 24, and positioning Change speed gear box 25 on big floating bearing 24, and it is arranged on the driving wheel 26 on change speed gear box 25 outfan.Described driving base First axis hole 27 and the second axis hole 28 are offered on 21 pedestal, the bearing inner race of big floating bearing 24 is fixed on driving base 21 On, and the bearing cross hole of big floating bearing 24 is coaxially disposed with described first axis hole 27.Described change speed gear box 25 and big floating bearing 24 bearing outer ring is fixedly connected, and the input of change speed gear box 25 is coaxially disposed with described first axis hole 27.Described motor 22 Outfan pass through the first axis hole 27 driving base 21, and the bearing cross hole of big floating bearing 24 is connected to change speed gear box 25 On input, motor 22 is connected with brake sensor assembly 29.The casing of described change speed gear box 25 is provided with big rotary teeth Circle 20, big gyration gear ring 20 is coaxially disposed with big floating bearing 24, and the outfan of steer motor 23 passes through the second axis hole 28 and institute The big gyration gear ring 20 stating change speed gear box 25 is meshed connection.In said structure, in driving wheel 26 assembly 2, motor 22 passes through to become Fast case 25 drives driving wheel 26, and motor 22 provides front action edge for driving wheel 26, and the outfan of steer motor 23 connects change Fast case 25, steer motor 23 provides steering power for driving wheel 26.During use, operator passes through handle assembly 3 and controls driving electricity Machine 22 and steer motor 23, you can control moving ahead and turning to of this tractor, operation is very easy, laborsaving.And, it is described electronic Tractor has the characteristics that radius of turn is little and steering flexibility is good with driving wheel 26 simultaneously as steering spindle point.

Described handle assembly 3 is arranged in cabin 12, and the steering that handle assembly 3 includes being fixed on cabin body 121 passes Sensor 31, and it is fixed on the sleeve 32 on rotation direction sensor 31 input, and it is fixed on the handle set 33 on sleeve 32, with And bottom is hinged on the handlebar 34 on handle set 33, and the handle on handlebar 34 upper end is fixed on by installing plate 35.It is additionally provided with gas spring assembly 36, the bottom of gas spring assembly 36 is hinged in handle set 33 inside described handle set 33, The upper end of gas spring assembly 36 is connected to inside handlebar 34.Described rotation direction sensor 31 control is connected to steer motor 23, Rotation direction sensor 31 includes support 311, and is fixed on the rotation input 312 on support 311 and sensor body 313.Turn Dynamic input 312 and sleeve 32 are connected, and rotate and are coaxially connected with one-stage gear 314, sensor body on input 312 313 are coaxially connected with secondary gear 315, and one-stage gear is meshed with secondary gear.In said structure, handlebar 34 bottom is cut with scissors It is connected on handle set 33, and between handle set 33 and handlebar 34, is provided with gas spring assembly 36, by above-mentioned gas spring assembly 36 Reset force can be provided for handlebar 34, so that operator is convenient, laborsaving in operation.In addition, this electrically propelled traction vehicle Handle assembly 3 lower end is connected to rotation direction sensor 31, is controlled by rotation direction sensor 31 and connects steer motor 23, with respect to tradition It is directly connected in the handle assembly 3 on rotating mechanism, this handle assembly 3 steering torsion is less, and operation is lighter.

Described towing pin assembly 4 includes the traction seat 41 being fixed in backrest 13, and is arranged on leading on traction seat 41 Draw pin 42, and be connected to the hand lever 43 on towing pin 42 end.The pedestal of described traction seat 41 is provided with that polylith is parallel to be set The traction otic placode 44 put, is connected and constitutes traction grooved 45 between two pieces of traction otic placodes.Otic placode is coaxially offered on polylith traction otic placode Through hole, towing pin 42 wears and is positioned in otic placode through hole.In said structure, traction seat 41 is fixed in backrest 13, towing pin 42 Wear in the otic placode through hole being positioned at traction seat 41, hand lever 43 is connected on the upper end of towing pin 42.Under use state, drag The front end of wooden handcart is connected on traction seat 41, and is positioned by towing pin 42, and in connection procedure, operator pass through hand lever 43 Can axially pulling or push towing pin 42, thus controlling the positioning to Pallet Truck for the towing pin 42, having that structure is simple, connect behaviour Make convenient advantage.

Claims (1)

1. tractor, including frame assembly, and it is total to be arranged on driving wheel assembly on frame assembly, handle assembly and towing pin Become；It is characterized in that: described frame assembly includes frame chassis, and is arranged on the cabin in frame chassis and backrest；Cabin It is respectively at frame chassis upper surface both sides with backrest, between cabin and backrest, constitute driving cabin；Described backrest includes bottom It is fixed on the backrest main body in frame chassis, and be fixed on the backrest cover in backrest main body；The frame chassis two of backrest lower end End is provided with wheel chamber, and wheel intracavity portion is positioned with driven pulley by wheel shaft；

Described driving wheel assembly is arranged in cabin, drives wheel assembly to include the driving base being fixed in cabin, and fixing Motor on driving base, steer motor and big floating bearing, and it is positioned at the change speed gear box on big floating bearing, with And it is arranged on the driving wheel on gear box output end；The first axis hole and the second axis hole is offered on the pedestal of described driving base, The bearing inner race of big floating bearing is fixed on driving base, and the bearing cross hole of big floating bearing is coaxial with described first axis hole Setting；Described change speed gear box is fixedly connected with the bearing outer ring of big floating bearing, and the input of change speed gear box is same with described first axis hole Axle is arranged；The outfan of described motor passes through the first axis hole driving base, and the bearing cross hole of big floating bearing is even It is connected on the input of change speed gear box, motor is connected with brake sensor assembly；The casing of described change speed gear box is provided with greatly Gyration gear ring, big gyration gear ring is coaxially disposed with big floating bearing, and the outfan of steer motor passes through the second axis hole and described change The big gyration gear ring of fast case is meshed connection.