CN220502609U - Electric forklift - Google Patents

Abstract

The utility model provides an electric forklift, and belongs to the technical field of forklifts. The forklift solves the problems of inconvenient use, labor saving and inefficiency of the forklift in the prior art. The electric forklift comprises a handle, a machine base and a supporting plate assembly connected with the machine base, wherein wheels are arranged on the machine base, a screw motor is further arranged on the machine base, an output shaft of the screw motor is vertically arranged, the output shaft can act on the supporting plate assembly and jack up the supporting plate assembly upwards, and a motor for controlling the wheels to rotate is further arranged on the machine base. The utility model has the advantages of more convenient, labor-saving and efficient use of the forklift.

Description

Electric forklift

Technical Field

The utility model belongs to the technical field of forklifts, and relates to an electric forklift.

Background

The forklift is a dual-purpose vehicle for high lifting loading and unloading and short distance transportation, has the characteristics of balanced lifting, flexible rotation, convenient operation and the like, and is widely applied to loading and unloading of flammable, explosive and fire-forbidden objects in automobiles, workshops, warehouses, wharfs, stations, goods yards and the like as sparks and electromagnetic fields are not generated.

The patent literature discloses a prevent drawing a bottom manual hydraulic fork truck (application number: 202121564802.7), including handle, hydraulic pump subassembly, goods shelves, two at least cranks, two at least fork foot back wheelsets, two at least push rods, two at least front wheelsets, every fork foot bilateral symmetry is equipped with the supporting seat, two rotate between the supporting seat and be connected with the support, two one side and the push rod rotation of support are connected, front wheelset rotates and is connected between two supports, has set firmly the support axle between two supporting seats, two the support rotates and sets up on the support axle, two symmetrical rotation is equipped with two gyro wheels on the supporting seat. The anti-bottom-dragging manual hydraulic forklift can prevent the forklift from bottom dragging in the using process, but has the following defects in the using process: this prevent drawing hydraulic pump subassembly of end manual hydraulic fork truck includes hydraulic cylinder, hydraulic pump and hydraulic line etc. in the use, there is energy conversion many times, including the operator about swing handle makes the hydraulic pump produce high-pressure oil, with mechanical energy conversion pressure energy, hydraulic pump subassembly's actuating element and hydraulic element convert the pressure energy of fluid into fork truck goods shelves's mechanical energy and heat again, whole energy conversion and transmission process are accompanied energy loss for fork truck's work efficiency is low, simultaneously, the operator is also comparatively laborsaving about swing handle, in addition, hydraulic pump subassembly is at the during operation, the hydraulic pump produces the oil leak phenomenon easily.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides an electric forklift. The utility model aims to solve the technical problem of how to make the forklift more convenient, labor-saving and efficient to use.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides an electric fork-lift, includes handle, frame and the layer board subassembly that is connected with the frame, installs the wheel on the frame, its characterized in that, still be provided with the lead screw motor on the frame, the output shaft of lead screw motor is vertical setting, just the output shaft can act on the layer board subassembly and jack-up it upwards, still be provided with on the frame and be used for controlling wheel pivoted motor.

Wherein, the connection structure of frame and layer board subassembly is prior art, the structure in the manual hydraulic fork truck of preventing dragging end (application number: 202121564802.7) that the technical staff can refer to that chinese patent literature discloses, do not repeat here, be different from the hydraulic pump subassembly of prior art, this electric fork truck sets up the elevating movement of layer board subassembly of lead screw motor direct control on the frame, thereby improve energy conversion's efficiency, make fork truck's work efficiency high, control precision and the stability of lead screw motor are high simultaneously, can make the lift of layer board subassembly more accurate stable, simultaneously, adopt lead screw motor driven mode no longer to need operating personnel swing handle from top to bottom, also can avoid the oil leak problem, make fork truck layer board subassembly's lifting operation more convenient, laborsaving, still install the wheel on the frame and be used for controlling wheel pivoted motor, it rotates to drive the wheel at fork truck in-process, make fork truck's dragging more laborsaving, thereby make fork truck's use more convenient, laborsaving, and further make fork truck's use more convenient.

In the electric forklift, the screw motor and the handle are adjacently arranged above the machine base, the wheels and the motor are positioned below the machine base, and the wheels and the screw motor are arranged vertically opposite to each other. The screw motor and the handle are adjacently arranged above the base, the wheels and the motor are arranged below the base, the structural layout is reasonable, the forklift is further compact, the wheels and the screw motor are arranged up and down oppositely, the output shaft of the screw motor is vertically arranged and acts on the supporting plate assembly, and when the screw of the screw motor is lifted, the wheels can provide supporting force, so that the lifting of the supporting plate assembly is more accurate and stable.

In the electric forklift, the supporting plate assembly comprises a frame, one side of the frame facing the handle is provided with a containing groove, a partition plate is arranged in the containing groove to divide the frame into an upper containing groove and a lower containing groove, and a storage battery for supplying power to the screw motor and the motor is arranged in the upper containing groove. The battery sets up in last storage tank, and the cell wall in last storage tank can provide the protection to the battery that is located in the last storage tank on the one hand, and on the other hand can make fork truck's structure compacter.

In the above-described electric forklift, a side of the partition facing the handle has a flange portion. The baffle portion can block the storage battery, and the storage battery is prevented from falling out of the notch.

In the electric forklift, the machine base is provided with the protective cover, and the wheels and the motor are located in the protective cover. The protection casing can protect wheel and motor to make this electric fork-lift more durable.

In the electric forklift, a switch electrically connected to the screw motor is arranged on the handle. The switch is arranged on the handle, so that an operator can conveniently press the switch, and the operation of the electric forklift is more flexible and convenient.

Compared with the prior art, the electric forklift has the advantages that: 1. this electric fork-lift's lead screw motor can direct control layer board subassembly's elevating movement to improve energy conversion's efficiency, make fork-lift's work efficiency high, simultaneously, lead screw motor's control accuracy and stability are high, can make the lift of layer board subassembly more accurate stable.

2. Adopt lead screw motor drive's mode no longer need operating personnel swing handle from top to bottom, also can avoid the oil leak problem for fork truck layer board subassembly's lifting operation is more convenient, laborsaving, still installs the wheel and is used for controlling wheel pivoted motor on the frame in addition, and the motor can drive the wheel rotation at fork truck and drag the in-process, makes fork truck's drag more laborsaving, thereby makes fork truck's use more convenient, laborsaving.

Drawings

Fig. 1 is a schematic perspective view of the electric forklift.

Fig. 2 is an exploded view of the present electric forklift.

Fig. 3 is a schematic structural view of the electric forklift in rear view when the protective cover is removed.

Fig. 4 is a schematic diagram of a side view of the electric forklift with the protective cover removed.

In the figure, 1, a handle; 2. a base; 3. a pallet assembly; 3a, a frame; 3a1, a containing groove; 3a11, upper accommodating groove; 3a12, a lower accommodating groove; 4. a wheel; 5. a motor; 6. a partition plate; 6a, a flange part; 7. a storage battery; 8. a protective cover; 9. a switch; 10. a screw motor; 10a, an output shaft.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

1-4, including handle 1, frame 2 and the layer board subassembly 3 that is connected with frame 2, install wheel 4 on the frame 2, still be provided with lead screw motor 10 on the frame 2, lead screw motor 10's output shaft 10a is vertical setting, just output shaft 10a can act on layer board subassembly 3 and jack-up it upwards, still be provided with on the frame 2 and be used for controlling wheel 4 pivoted motor 5. In this embodiment, a protective cover 8 is preferably disposed on the stand 2a, and the wheel 4 and the motor 5 are located in the protective cover 8. The handle 1 is provided with a switch 9 electrically connected to the spindle motor 2 b.

Wherein, the connection structure of frame 2 and layer board subassembly 3 is prior art, the structure in the manual hydraulic fork truck of preventing dragging end (application number: 202121564802.7) that the technical staff can refer to chinese patent literature and disclose, do not repeat here, be different from the hydraulic pump subassembly of prior art, this electric fork truck sets up the lead screw motor 10 on frame 2 can direct control layer board subassembly 3's elevating movement, thereby improve energy conversion's efficiency, make fork truck's work efficiency high, simultaneously lead screw motor 10's control accuracy and stability are high, can make layer board subassembly 3's lift more accurate stable, simultaneously, adopt lead screw motor 10 driven mode no longer need operating personnel to reciprocate the handle, also can avoid the oil leak problem, make fork truck layer board subassembly 3's lifting operation more convenient, laborsaving, still install wheel 4 and be used for controlling wheel pivoted motor 5 on frame 2, motor 5 can drive wheel 4 and rotate in fork truck dragging process, make fork truck's tractor more laborsaving, thereby make fork truck's use more convenient, laborsaving, and further make fork truck's use more convenient, laborsaving and high-efficient.

Further, referring to fig. 2, 3 and 4, the screw motor 2b and the handle 1 are adjacently disposed above the base 2a, the wheel 4 and the motor 5 are disposed below the base 2a, and the wheel 4 and the screw motor 2b are disposed vertically opposite to each other.

Still further, referring to fig. 2 and 3, the pallet assembly 3 includes a frame 3a, a receiving groove 3a1 is formed on a side of the frame 3a facing the handle 1, a partition 6 is disposed in the receiving groove 3a1 to divide the receiving groove into an upper receiving groove 3a11 and a lower receiving groove 3a12, and a battery 7 for supplying power to the screw motor 2b and the motor 5 is disposed in the upper receiving groove 3a 11. In this embodiment, the side of the partition 6 facing the handle 1 preferably has a flange 6a.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Claims (6)

1. The utility model provides an electric fork-lift truck, includes handle (1), frame (2) and layer board subassembly (3) that are connected with frame (2), installs wheel (4) on frame (2), a serial communication port, still be provided with lead screw motor (10) on frame (2), output shaft (10 a) of lead screw motor (10) are vertical setting, just output shaft (10 a) can act on layer board subassembly (3) and jack-up upwards with it, still be provided with on frame (2) and be used for controlling wheel (4) pivoted motor (5).

2. An electric fork-lift truck according to claim 1, characterized in that the screw motor (10) and the handle (1) are arranged adjacently above the frame (2), the wheel (4) and the motor (5) are arranged below the frame (2), and the wheel (4) and the screw motor (10) are arranged opposite to each other up and down.

3. An electric fork-lift truck according to claim 1, characterized in that the pallet assembly (3) comprises a frame (3 a), one side of the frame (3 a) facing the handle (1) is provided with a containing groove (3 a 1), a partition plate (6) is arranged in the containing groove (3 a 1) to divide the containing groove into an upper containing groove (3 a 11) and a lower containing groove (3 a 12), and a storage battery (7) for supplying power to the screw motor (10) and the motor (5) is arranged in the upper containing groove (3 a 11).

4. An electric fork-lift truck according to claim 3, characterized in that the side of the partition (6) facing the handle (1) has a flange portion (6 a).

5. An electric fork-lift truck according to any of claims 1-4, characterized in that the frame (2) is provided with a protective cover (8), the wheels (4) and the motor (5) being located in the protective cover (8).

6. An electric fork-lift truck according to any one of claims 1-4, characterized in that the handle (1) is provided with a switch (9) electrically connected to the screw motor (10).