CN204778618U - Electric pallet truck - Google Patents

Abstract

The utility model relates to a ground transportation equipment, electric pallet truck is including the fuselage to and set up the electric system in the fuselage, and the drive assembly that is connected with the fuselage, and the operating handle who links to each other with the control of drive assembly, the fuselage includes the organism to and set up the fork at machine body rear end, and set up the fork lower extreme from dynamic wheel group, dynamic wheel group passes through connecting rod assembly and articulates on the organism, thereby makes electric pallet truck's fuselage rational in infrastructure, stable, the fork atress is even. The drive assembly includes drive unit to and be used for setting up the bridge that bears the weight of above drive unit, and set up at the balancing stand that bears the weight of the bridge both sides, and the wheel casing of cladding in the drive unit and the balancing stand outside, wherein, the wheel casing is used for protecting drive unit, also can prevent that drive unit from accidentally injuring operator's foot simultaneously, the balancing stand is used for guaranteeing the equilibrium of actuating system, prevents to ship the goods when overweight, and electric pallet truck's conduct direction is walked partially.

Description

Electrocar

Technical field

The utility model relates to a kind of ground means of transportation, particularly relates to a kind of electrocar.

Background technology

The logistics carrier of transport trolley namely for transporting goods; The pallet fork that transport trolley is carried in use inserts in pallet hole, realizes hoisting of pallet cargo and decline by hydraulic efficiency pressure system; The application of current electrocar is more and more extensive, and reason is for the transport of some small freight, with battery-operated energy-conserving and environment-protective more, and it is very convenient, can simplify the structure of whole transport trolley, allow transport trolley small volume and less weight more, the efficiency comparison of electrocar is high.But, there is some weak point following in existing electrocar: 1, the driven wheels of pallet fork lower end and body are connected and fixed, when hydraulic efficiency pressure system promotes pallet fork lifting, driven wheels are also elevated simultaneously, namely be similar to the pallet fork structure that fork truck can be elevated, be in vacant state, so can shine into pallet fork and only have front end stressed, kinetic energy needed for hydraulic efficiency pressure system more greatly and easily damage.2, the safeguard procedures of drive system are not enough, not enough to the protection of driver element on the one hand, easy Nian Shang operator foot when using on the other hand; 3, the balance of drive system is inadequate, and when the goods of institute's carrying is overweight, the conduct direction of electrocar is easy to wander off.

Summary of the invention

In order to solve the problem, the purpose of this utility model is to provide a kind of electrocar, and the airframe structure of this electrocar is reasonable, stable, pallet fork uniform force, and hydraulic efficiency pressure system is not fragile; It is proper that drive system has protection, the advantage that balance is good.

In order to realize above-mentioned object, the utility model have employed following technical scheme:

Electrocar, comprises fuselage, and is arranged on the electric system in fuselage, and the driving assembly be connected with fuselage, and controls with driving assembly the operating handle be connected;

Described driving assembly and fuselage are laterally fixing, and longitudinal sliding motion connects, and drive between assembly and body and are also provided with hydraulic efficiency pressure system, and hydraulic efficiency pressure system drives fuselage relatively to drive assembly longitudinally to regulate;

Described fuselage comprises body, and is arranged on the pallet fork of body rear end, and is arranged on the driven wheels of pallet fork lower end; Described driven wheels comprise wheel carrier, and are arranged on the two-wheeled connecting plate of wheel carrier both sides, and are positioned at the flower wheel on two-wheeled connecting plate by bearing; Described driven wheels are connected on body by connecting rod complement, and connecting rod complement comprises connecting rod, and arrange push rod also on connecting rod and connecting arm; The rear end of connecting arm is set on connecting rod, and the leading section of connecting arm is driving on assembly by hinge; The leading section of push rod is connected on interlinking lever end, and rearward end and the driven wheels of push rod are hinged;

Described driving assembly comprises driver element, and for being arranged on the bearing bridge above driver element, and be arranged on the equalizer bar of bearing bridge both sides, and be coated on the wheel cover outside driver element and equalizer bar; The upper end of driver element is positioned on bearing bridge by bearing, and the front end face of driver element is fixed with socket joint, and the lower end of operating handle is provided with handle tube, and the both sides, lower end of handle tube are hinged in socket joint by side plate is spacing; Also be provided with gas spring between handle tube and socket joint, the upper end thereof of gas spring is inner at handle tube, and the lower end of gas spring is hinged in socket joint.

As preferably, the bottom of described side plate offers arc port, socket joint is provided with the locating piece matched with arc port.

The utility model adopts technique scheme, this electrocar has the advantage of following several respects: 1, when hydraulic efficiency pressure system driving fuselage drives the lifting of assembly longitudinal direction relatively, the leading section of connecting rod complement upwards overturns along hinged place, the overall lifting of connecting rod complement, driven wheels and connecting rod complement relatively rotate, and fit ground all the time in the lower end of driven wheels, and namely driven wheels are can slightly to raise and with the fork pin of road wheel; Under this structure, driven wheels can be used for support pallet fork, avoid pallet fork unsettled shine into hydraulic efficiency pressure system damage phenomenon generation.2, drive the wheel cover of assembly for the protection of driver element, also can prevent driver element from accidentally injuring the foot of operator simultaneously; 3, drive the equalizer bar of assembly for ensureing the balance of drive system, when preventing carrying goods overweight, the conduct direction of electrocar wanders off.

Accompanying drawing explanation

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

Fig. 2 is partial exploded view of the present utility model.

Fig. 3 is the exploded perspective view of driven wheels and connecting rod complement.

Fig. 4 is the exploded view driving assembly.

Detailed description of the invention

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

A kind of electrocar as shown in Fig. 1 ~ Fig. 4, comprises fuselage, and is arranged on the electric system in fuselage, and the driving assembly be connected with fuselage, and controls with driving assembly the operating handle 1 be connected.

Described fuselage comprises body 21, and is arranged on the pallet fork 22 of body 21 rear end, and is arranged on the driven wheels 23 of pallet fork 22 lower end, and for driven wheels 23 being positioned at the connecting rod complement on body 21.Described pallet fork 22 is two, and two pallet forks 22 are symmetricly set on both sides, body 21 rear end, and each pallet fork 22 lower end is provided with driven wheels 23; Driven wheels 23 comprise wheel carrier 231, and are arranged on the two-wheeled connecting plate 232 of wheel carrier 231 both sides, and are positioned at two flower wheels 233 on two-wheeled connecting plate 232 by bearing, can disperse stressed, make it more stable by two flower wheels 233.Described connecting rod complement comprises connecting rod 241, and arranges push rod 242 also on connecting rod 241 and connecting arm 243; The leading section of described push rod 242 is connected on connecting rod 241 end, and rearward end and the wheel carrier 231 of push rod 242 are hinged; Connecting arm 243 is set on connecting rod 241, and the leading section of connecting arm 243 is being driven on assembly by hinge.

Described driving assembly comprises driver element 31, and for being arranged on the bearing bridge 32 above driver element 31, and be arranged on the equalizer bar 33 of bearing bridge 32 both sides, and be coated on the wheel cover 34 outside driver element 31 and equalizer bar 33; The upper end of driver element 31 is positioned on bearing bridge 32 by bearing.When transport trolley runs, the equalizer bar 33 of both sides ensure that the stability that vehicle is higher.Wheel cover 34, for the protection of driver element 31, also can prevent driver element 31 from accidentally injuring the foot of operator simultaneously.The front end face of described driver element 31 is fixed with socket joint 35, and the lower end of operating handle 1 is provided with handle tube 11, and the both sides, lower end of handle tube 11 are hinged in socket joint 35 by side plate 12 is spacing; The bottom of side plate 12 offers arc port, and socket joint 35 is provided with the locating piece matched with arc port.Also be provided with gas spring 13 between described handle tube 11 and socket joint 35, the upper end thereof of gas spring 13 is inner at handle tube 11, and the lower end of gas spring 13 is hinged in socket joint 35.During operation, by the spacing hinged angle of inclination for limiting operating handle 1 of side plate 12, and the angle of inclination of operating handle 1 controls the operation of driver element 31.

Described driving assembly is arranged on front fuselage, and drive assembly and body 21 laterally fixing, longitudinal sliding motion connects; Drive between assembly and body 21 and be also provided with hydraulic efficiency pressure system, hydraulic efficiency pressure system comprises hydraulic actuating cylinder 41, and the hydraulic oil pump be connected with hydraulic actuating cylinder 41 oil circuit, and hydraulic actuating cylinder 41 is longitudinally arranged on and drives between assembly and body 21.Described driven wheels 23 are hinged on connecting rod complement, and the leading section of connecting rod complement is hinged on and drives on assembly, and when hydraulic efficiency pressure system drives fuselage relatively to drive assembly longitudinally to regulate, connecting rod complement upwards overturns along hinged place, and driven wheels 23 rotate along hinged place.

Comprehensive said structure, this electrocar controls the operation of driver element by the angle of inclination of operating handle; By hydraulic efficiency pressure system lifting fuselage, realize hoisting and declining of pallet cargo; It has the advantage of following several respects: 1, when hydraulic efficiency pressure system driving fuselage drives the lifting of assembly longitudinal direction relatively, the leading section of connecting rod complement upwards overturns along hinged place, the overall lifting of connecting rod complement, driven wheels and connecting rod complement relatively rotate, fit ground all the time in the lower end of driven wheels, namely driven wheels are can slightly to raise and with the fork pin of road wheel; Under this structure, driven wheels can be used for support pallet fork, avoid pallet fork unsettled shine into hydraulic efficiency pressure system damage phenomenon generation.2, drive the wheel cover of assembly to be coated on wherein by driver element, can be used for protecting driver element, prevent its damaged in collision; And due to the setting of wheel cover, the gradient that drive wheel can be crossed declines, and can effectively prevent driver element from accidentally injuring the foot of operator; Be similar to car chassis lower, the accident that rolls is fewer.3, drive the equalizer bar of assembly for ensureing the balance of drive system, when preventing carrying goods overweight, the conduct direction of electrocar wanders off.It is worthy of note in addition, the orientation in said structure limits, and for setting forth product structure by reference to the accompanying drawings, does not limit the travel direction of this electrocar; During actual use, operator's hand-held operation handle, namely may be used for pulling electrocar, namely operator is in electrocar front; Also may be used for promoting electrocar, namely operator is in electrocar rear; Restriction without travel direction can convenient operation person be selected according to actual conditions.

Claims (2)

1. electrocar, comprises fuselage, and is arranged on the electric system in fuselage, and the driving assembly be connected with fuselage, and controls with driving assembly the operating handle be connected; It is characterized in that:

Described driving assembly and fuselage are laterally fixing, and longitudinal sliding motion connects, and drive between assembly and body and are also provided with hydraulic efficiency pressure system, and hydraulic efficiency pressure system drives fuselage relatively to drive assembly longitudinally to regulate;

Described fuselage comprises body, and is arranged on the pallet fork of body rear end, and is arranged on the driven wheels of pallet fork lower end; Described driven wheels comprise wheel carrier, and are arranged on the two-wheeled connecting plate of wheel carrier both sides, and are positioned at the flower wheel on two-wheeled connecting plate by bearing; Described driven wheels are connected on body by connecting rod complement, and connecting rod complement comprises connecting rod, and arrange push rod also on connecting rod and connecting arm; The rear end of connecting arm is set on connecting rod, and the leading section of connecting arm is driving on assembly by hinge; The leading section of push rod is connected on interlinking lever end, and rearward end and the driven wheels of push rod are hinged;

Described driving assembly comprises driver element, and for being arranged on the bearing bridge above driver element, and be arranged on the equalizer bar of bearing bridge both sides, and be coated on the wheel cover outside driver element and equalizer bar; The upper end of driver element is positioned on bearing bridge by bearing, and the front end face of driver element is fixed with socket joint, and the lower end of operating handle is provided with handle tube, and the both sides, lower end of handle tube are hinged in socket joint by side plate is spacing; Also be provided with gas spring between handle tube and socket joint, the upper end thereof of gas spring is inner at handle tube, and the lower end of gas spring is hinged in socket joint.

2. electrocar according to claim 1, is characterized in that: the bottom of described side plate offers arc port, and socket joint is provided with the locating piece matched with arc port.