CN216072935U

CN216072935U - Lifting mechanism for small electric forklift

Info

Publication number: CN216072935U
Application number: CN202122611968.6U
Authority: CN
Inventors: 郭鹏
Original assignee: Xiamen Lintuo Machinery Co ltd
Current assignee: Xiamen Lintuo Machinery Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-03-18
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a lifting mechanism for a small electric forklift, which comprises an installation box, wherein two frame plates are symmetrically arranged at the bottom of the installation box, two brake universal wheels are symmetrically arranged at the bottoms of the two frame plates, a handle is fixedly connected to one side of the installation box, far away from the handle, is in through sliding connection with two connecting frames, the bottoms of the two connecting frames are fixedly connected with the same fork plate, and a lifting assembly for driving the two connecting frames to move up and down is arranged in the installation box. Increasing the comfort when holding the handle.

Description

Lifting mechanism for small electric forklift

Technical Field

The utility model relates to the technical field of small forklifts, in particular to a lifting mechanism for a small electric forklift.

Background

The forklift is an industrial transportation vehicle, and refers to various wheeled transportation vehicles for loading, unloading, stacking and short-distance transportation of finished pallet goods, the international organization for standardization ISO/TC110 is called an industrial vehicle, is commonly used for transportation of large storage objects, and is usually driven by an oil-fired machine or a battery, technical parameters of the forklift are used for indicating structural characteristics and working performance of the forklift, and main technical parameters are as follows: rated load lifting capacity, load center distance, maximum lifting height, gantry inclination angle, maximum running speed, minimum turning radius, minimum ground clearance, wheelbase and the like.

The small electric forklift can be used for short-distance transportation and small box transportation, is a convenient tool for people to transport a large number of small boxes, the small electric forklift in the prior art is of a chain-driven lifting structure, the chain drive can be lifted and lowered, the height is high, the stability is poor, the chain is used for a long time and is easy to wear, and therefore the lifting mechanism for the small electric forklift is provided for solving the problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect that the lifting structure of a small-sized electric forklift is poor in stability in the prior art, and provides a lifting mechanism for the small-sized electric forklift.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an elevating system that small-size electric fork truck used, includes the install bin, install bin bottom symmetry is provided with two frame plates, two the equal symmetry in frame plate bottom is provided with two brake universal wheels, one side fixedly connected with handle of install bin, one side that the install bin kept away from the handle runs through two links of sliding connection, two the same fork board of bottom fixedly connected with of link, the inside of install bin sets up the lifting unit that two links of drive carried out reciprocating.

Preferably, lifting unit is including rotating two reciprocal lead screws of connection at installation box top inner wall, two reciprocal lead screw thread through connection has same lifter plate, one side that the lifter plate is close to the handle and one side fixed connection that the link is located the installation box inside, two bar holes that run through with two links respectively are seted up to one side that the installation box is close to the fork board, the same baffle of connecting with two reciprocal lead screw through rotation between the both sides inner wall of installation box.

Preferably, one side inner wall fixedly connected with motor of install bin, the fixed cover is equipped with the connecting axle of rotating the connection with one side inner wall of install bin on the output shaft of motor, fixed cover is equipped with two second bevel gears, two on the outer wall of connecting axle reciprocal lead screw bottom equal fixedly connected with two first bevel gears that mesh respectively with the second bevel gear.

Preferably, the fork plate is U-shaped, and the width of both sides of the fork plate is the same with that of the two shelf plates.

Preferably, a sponge handle sleeve is sleeved on the handle.

Preferably, one side of the installation box is provided with a control switch, and the control switch is electrically connected with the motor.

Preferably, the bottom of the fork plate is provided with a plurality of cushion blocks in a rectangular arrangement.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, a control switch is pressed down to start a motor, an output shaft of the motor rotates to drive a connecting shaft to rotate, the connecting shaft rotates to drive a second bevel gear to rotate, the second bevel gear rotates to drive a first bevel gear to rotate, the first bevel gear rotates to drive a reciprocating screw rod to rotate, the reciprocating screw rod rotates to drive a lifting plate to descend, the lifting plate descends to drive a connecting frame to descend, two connecting frames drive fork plates to descend and attach to the tops of frame plates, the motor is stopped, the fork plates are pushed to approach a box body and are inserted into holes of the frame plates on which boxes are placed, the control switch is pressed down to start the motor, the two reciprocating screw rods rotate to drive the lifting plate to ascend, the lifting plate drives the fork plates to ascend through the connecting frames, the fork plates ascend to jack up the frame plates, the motor is stopped again, and an installation box is pushed to carry.

2. According to the utility model, the sponge handle sleeve is sleeved on the handle, so that the hand feeling when the handle is held is increased, the friction of the handle to a palm is reduced, the comfort level when the handle is held is increased, and the cushion block can reduce the impact force to the frame plate when the fork plate descends.

The lifting device is simple in structure, the starting motor can drive the fork plates to lift, the operation of placing the plate frame and jacking the plate frame is completed, the carrying operation is completed, the two reciprocating screw rods are adopted to drive the brake universal wheels to lift, the lifting is more stable when the universal wheels ascend and descend, the position is fixed and firmer, the bearing is strong, and the sponge handle gloves are arranged on the handles, so that the comfort level when the handles are held is improved.

Drawings

Fig. 1 is a three-dimensional schematic view of a lifting mechanism for a small electric forklift according to the present invention;

FIG. 2 is a front cross-sectional view of a lift mechanism for a compact electric forklift according to the present invention;

fig. 3 is a side sectional view of a lifting mechanism for a small electric forklift according to the present invention.

In the figure: 1. installing a box; 2. a handle; 3. a sponge handle sleeve; 4. a lifting plate; 5. a connecting frame; 6. a reciprocating screw rod; 7. a partition plate; 8. a first bevel gear; 9. a connecting shaft; 10. a second bevel gear; 11. a motor; 12. a frame plate; 13. a strip-shaped hole; 14. a fork plate; 15. braking the universal wheel; 16. cushion blocks; 17. and controlling the switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-3, a lifting mechanism for small-size electric fork truck, including install bin 1, install bin 1 bottom symmetry is provided with two frame plates 12, two equal symmetries in the bottom of two frame plates 12 are provided with two brake universal wheels 15, one side fixedly connected with handle 2 of install bin 1, one side that handle 2 was kept away from to install bin 1 runs through sliding connection has two links 5, the same fork board 14 of bottom fixedly connected with of two links 5, the inside of install bin 1 sets up the lifting unit that two links 5 of drive carried out reciprocating.

Example two

The embodiment is improved on the basis of the first embodiment: referring to fig. 1-3, a lifting mechanism for a small electric forklift comprises a mounting box 1, two frame plates 12 are symmetrically arranged at the bottom of the mounting box 1, two brake universal wheels 15 are symmetrically arranged at the bottoms of the two frame plates 12, a handle 2 is fixedly connected to one side of the mounting box 1, a sponge handle glove 3 is sleeved on the handle 2, the hand feeling when the handle 2 is held is increased, the friction of the handle 2 to a palm is reduced, the comfort when the handle 2 is held is increased, two connecting frames 5 are connected to one side of the mounting box 1 far away from the handle 2 in a penetrating and sliding manner, the same fork plate 14 is fixedly connected to the bottoms of the two connecting frames 5, a plurality of cushion blocks 16 are arranged at the bottom of the fork plate 14 in a rectangular manner, the impact force on the frame plates 12 when the fork plate 16 descends, the fork plate 14 is U-shaped, and the two sides of the fork plate 14 are consistent with the widths of the two frame plates 12, the inner part of the installation box 1 is provided with a lifting component for driving the two connecting frames 5 to move up and down, the lifting component comprises two reciprocating screw rods 6 which are rotatably connected with the inner wall of the top part of the installation box 1, the two reciprocating screw rods 6 are in threaded through connection with the same lifting plate 4, one side of the lifting plate 4 close to the handle 2 is fixedly connected with one side of the connecting frame 5 positioned in the installation box 1, one side of the installation box 1 close to the fork plate 14 is provided with two strip-shaped holes 13 which are respectively communicated with the two connecting frames 5, a same partition plate 7 which is rotatably connected with the two reciprocating screw rods 6 in a penetrating way is fixedly connected between the inner walls of the two sides of the installation box 1, one inner wall of one side of the installation box 1 is fixedly connected with a motor 11, an output shaft of the motor 11 is fixedly sleeved with a connecting shaft 9 which is rotatably connected with the inner wall of one side of the installation box 1, and the outer wall of the connecting shaft 9 is fixedly sleeved with two second bevel gears 10, the bottom ends of the two reciprocating screw rods 6 are fixedly connected with two first bevel gears 8 respectively meshed with a second bevel gear 10, one side of the mounting box 1 is provided with a control switch 17, the control switch 17 is electrically connected with a motor 11, the control switch 17 is pressed down to start the motor 11, an output shaft of the motor 11 rotates to drive a connecting shaft 9 to rotate, the connecting shaft 9 rotates to drive the second bevel gear 10 to rotate, the second bevel gear 10 rotates to drive the first bevel gear 8 to rotate, the first bevel gear 8 rotates to drive the reciprocating screw rods 6 to rotate, the reciprocating screw rods 6 rotate to drive the lifting plate 4 to descend, the lifting plate 4 descends to drive the connecting frame 5 to descend, the two connecting frames 5 drive the fork plates 14 to descend and cling to the top of the frame plate 12, the motor 11 is stopped, the fork plates 14 are pushed to approach the box body and are inserted into a hole of the plate rack on which the box is placed, the motor 11 is started by pressing down the control switch 17, the two reciprocating screw rods 6 rotate to drive the lifting plate 4 to ascend, the lifting plate 4 drives the fork plate 14 to ascend through the connecting frame 5, the fork plate 14 ascends to jack up the plate frame, the motor 11 is stopped again, and the installation box 1 is pushed to be carried.

The working principle is as follows: pressing a control switch 17, starting a motor 11, rotating an output shaft of the motor 11 to drive a connecting shaft 9 to rotate, rotating the connecting shaft 9 to drive a second bevel gear 10 to rotate, rotating the second bevel gear 10 to drive a first bevel gear 8 to rotate, rotating the first bevel gear 8 to drive a reciprocating screw 6 to rotate, rotating the reciprocating screw 6 to drive a lifting plate 4 to descend, descending the lifting plate 4 to drive connecting frames 5 to descend, driving fork plates 14 to descend and attach to the tops of frame plates 12 by the two connecting frames 5, stopping the motor 11, pushing the fork plates 14 to approach a box body, inserting the box body into holes of a plate frame on which a box is placed, pressing the control switch 17 to start the motor 11, rotating the two reciprocating screw 6 to drive the lifting plate 4 to ascend, driving the lifting plate 4 to ascend through the connecting frames 5, lifting the fork plates 14 to jack the plate frame, stopping the motor 11 again, pushing the installation box 1 to carry, sleeving a sponge handle glove 3 on the handle 2, the hand feeling when the handle 2 is held is increased, the friction of the handle 2 to the palm is reduced, the comfort level when the handle 2 is held is increased, and the cushion block 16 can reduce the impact force to the frame plate 12 when the fork plate 14 descends.

However, as is well known to those skilled in the art, the working principle and wiring method of the motor 11 and the control switch 17 are common and are conventional means or common knowledge, and thus will not be described in detail herein, and those skilled in the art can make any choice according to their needs or convenience.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an elevating system that small-size electric fork truck used, includes install bin (1), its characterized in that, install bin (1) bottom symmetry is provided with two frame plates (12), two frame plate (12) bottom equal symmetry is provided with two brake universal wheels (15), one side fixedly connected with handle (2) of install bin (1), one side run through sliding connection has two links (5), two of handle (2) are kept away from in install bin (1) the same fork board (14) of bottom fixedly connected with of link (5), the inside of install bin (1) sets up the lifting unit that two links (5) of drive carried out reciprocating.

2. The lifting mechanism for the small electric forklift is characterized in that the lifting assembly comprises two reciprocating screw rods (6) rotatably connected to the inner wall of the top of the installation box (1), the two reciprocating screw rods (6) are in threaded through connection with the same lifting plate (4), one side of the lifting plate (4) close to the handle (2) and one side of the connecting frame (5) inside the installation box (1) are fixedly connected, two strip-shaped holes (13) respectively penetrating through the two connecting frames (5) are formed in one side of the installation box (1) close to the fork plate (14), and a partition plate (7) which is rotatably connected with the same reciprocating screw rods (6) is fixedly connected between the inner walls of the two sides of the installation box (1).

3. The lifting mechanism for the small electric forklift is characterized in that a motor (11) is fixedly connected to the inner wall of one side of the mounting box (1), a connecting shaft (9) rotatably connected with the inner wall of one side of the mounting box (1) is fixedly sleeved on an output shaft of the motor (11), two second bevel gears (10) are fixedly sleeved on the outer wall of the connecting shaft (9), and two first bevel gears (8) respectively meshed with the second bevel gears (10) are fixedly connected to the bottom ends of the two reciprocating screw rods (6).

4. The lifting mechanism for small electric forklift according to claim 1, wherein the fork plate (14) is U-shaped, and both sides of the fork plate (14) are identical to the width of the two frame plates (12).

5. The lifting mechanism for small electric forklift as claimed in claim 1, wherein the handle (2) is sleeved with a sponge handle sleeve (3).

6. The lifting mechanism for small electric forklift as claimed in claim 1, wherein a control switch (17) is provided on one side of the mounting box (1), and the control switch (17) is electrically connected with the motor (11).

7. The lifting mechanism for small electric forklift according to claim 1, characterized in that the bottom of the fork plate (14) is provided with a plurality of pads (16) in a rectangular arrangement.