CN213505815U

CN213505815U - Electric forklift with stable operation

Info

Publication number: CN213505815U
Application number: CN202021512549.6U
Authority: CN
Inventors: 朱祖光; 王世雄
Original assignee: Chibi Jumao New Material Technology Co ltd
Current assignee: Chibi Jumao New Material Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-06-22
Anticipated expiration: 2030-07-27

Abstract

The utility model relates to the technical field of machinery, a move stable electric fork-lift truck is disclosed, including frame, hydro-cylinder, sprocket, chain one end is fixed on the frame, the other end is connected with cargo platform, and cargo platform both ends are rotated and are connected with the gear, be fixed with on the frame with rack one that the gear meshes mutually is provided with rack two relative with rack one on the frame, and rack one end is kept away from to rack two is fixed with the slip post, is fixed with the sleeve that supplies the slip post embedding on the frame, is provided with the drive assembly that drive rack two is close to or keeps away from the gear on the frame. The utility model has the advantages of it is following and effect: the interaction of the first rack and the gear can play a role in buffering when the oil cylinder pushes the carrying platform to lift, the lifting stability is guaranteed, after the carrying platform rises to a certain height, the first rack and the second rack can be adopted to clamp the gear tightly, the height of the carrying platform is fixed, and the stability of the carrying platform in the operation process of the forklift is guaranteed.

Description

Electric forklift with stable operation

Technical Field

The utility model relates to the technical field of machinery, in particular to move stable electric fork truck.

Background

The forklift is a dual-purpose vehicle for lifting, loading, unloading and short-distance transportation, and is particularly suitable for automobile loading and unloading and the loading, unloading and transportation of articles in workshops, warehouses, docks, stations, goods yards and the like. The product has the characteristics of balanced lifting, flexible rotation, convenient operation and the like. The forklift generally adopts hydraulic pressure or chain and other modes to realize lifting, but the bearing capacity is poor, and the reliability is low. The hydraulic forklift mainly depends on the bearing force of the hydraulic cylinder for bearing, is easy to damage when carrying heavier objects, and is unstable in a carrying process, easy to shake up and down, so that certain potential safety hazards are brought.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electric fork-lift truck that moves stably has and opens and close convenient effect.

The above technical purpose of the present invention can be achieved by the following technical solutions: the oil cylinder is fixed on the frame, the chain wheel at the output end of the oil cylinder is fixed, and the chain is meshed with the chain wheel, one end of the chain is fixed on the frame, the other end of the chain is connected with a carrying platform, two ends of the carrying platform are rotatably connected with gears, a first rack meshed with the gears is fixed on the frame, a second rack opposite to the first rack is arranged on the frame, the second rack is far away from one end of the rack and is fixed with a sliding column, a sleeve embedded with the sliding column is fixed on the frame, and the frame is provided with a drive component for driving the second rack to be close to or far away from the gears.

By adopting the technical scheme, when the output end of the oil cylinder on the frame moves up and down, the carrying platform is driven to move up and down through the chain wheel and the chain, an article placed on the carrying platform is lifted to a specified height, the two ends of the carrying platform are rotatably connected with the gear, the frame is fixedly provided with the first rack meshed with the gear, when the chain drives the carrying platform to move up and down, the gear rotates along the first rack, the interaction force between the gear and the first rack can play a certain role in buffering the carrying platform, so that the lifting of the carrying platform is more stable, the second rack can move in the horizontal direction along the sliding column, the driving assembly can drive the second rack to be close to or far away from the gear, when the driving assembly drives the second rack to be meshed with the gear, the two ends of the gear are respectively meshed with the first rack and the second rack, the first rack and the first rack can fix the vertical position of the gear, so that the, no jitter occurs during transportation.

The utility model discloses a further set up to: the frame side wall is rotatably connected with a supporting rod, a connecting ring is fixed on the supporting rod, a pressure rod and a first connecting rod are sequentially fixed on the outer side of the connecting ring, a second connecting rod is hinged to the lower portion of the first connecting rod, a transverse waist-shaped hole is formed in the hinged portion of the first connecting rod and the second connecting rod, a rubber block is fixed at the bottom of the second connecting rod, and a limiting rod which is abutted to the first connecting rod is fixed on the frame.

The utility model discloses a further set up to: and a limiting ring for embedding the second connecting rod is fixed on the side wall of the frame.

By adopting the technical scheme, when the pressure rod is pressed downwards, the lower end of the connecting rod on the connecting ring moves downwards, the lower part of the connecting rod is hinged with the second connecting rod, when the first connecting rod is connected with the limiting rod, the first connecting rod and the second connecting rod are both vertical to the ground, the second connecting rod moves downwards under the thrust of the first connecting rod to enable the rubber block to be abutted against the ground, the braking effect is achieved, the pressure rod inclines downwards at the moment, the second connecting rod cannot rotate in the opposite direction under the gravity action of the pressure rod, and the position of the forklift can be fixed.

The utility model discloses a further set up to: the driving assembly comprises a push rod fixed on the support rod and a roller fixed on the push rod, and a sliding groove for embedding the roller is formed in the second rack.

The utility model discloses a further set up to: and a spring is arranged between the second rack and the frame, and the elasticity of the spring drives the second rack to be far away from the gear.

The utility model discloses a further set up to: the frame is provided with a lock catch for embedding the pressure rod.

Through adopting above-mentioned technical scheme, fork truck rises the back with cargo platform, upwards promotes the depression bar, and the depression bar drives the bracing piece and rotates, and the push rod on the bracing piece passes through the gyro wheel and promotes rack two-phase gear direction and remove, and after depression bar embedding hasp, rack two meshes with the gear mutually under the effect of push rod, avoids gear revolve, has carried out the injecing to cargo platform's position, and the depression bar can drive the rubber piece simultaneously and break away from the bottom surface, the fork truck motion of being convenient for.

The utility model discloses a further set up to: and a drive control box for driving the oil cylinder to operate is fixed on the frame, and a motor, a hydraulic pump, an oil tank and a power supply for supplying power to the motor are arranged in the drive control box.

The utility model discloses a further set up to: the power supply is a storage battery pack.

Through adopting above-mentioned technical scheme, be provided with drive control box and motor on the frame, usable electric energy risees cargo platform, then adopts artifical promotion fork truck, simple structure, convenient operation is laborsaving.

The utility model discloses a further set up to: a plurality of universal wheels are arranged below the frame.

The utility model has the advantages that:

1. the lifting device is characterized in that a gear is arranged on the carrying platform, a first rack and a second rack are arranged on the frame, the first rack and the gear can play a role in buffering when the oil cylinder pushes the carrying platform to lift, lifting stability is guaranteed, after the carrying platform rises to a certain height, the first rack and the second rack can be adopted to clamp the gear tightly, the height of the carrying platform is fixed, and stability of the carrying platform in the operation process of the forklift is guaranteed.

2. The pressing rod presses downwards to enable the rubber block at the bottom of the second connecting rod to be abutted to the ground, so that the position of the forklift can be fixed, the pressing rod pushes upwards to drive the second rack to be meshed with the gear, the height of the carrying platform is limited, the operation is convenient, and the operation is reliable.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic view of the drive control box.

Fig. 3 is a sectional view of the present embodiment.

Fig. 4 is an enlarged view of fig. 3 at a.

Fig. 5 is a schematic view of the driving assembly.

In the figure, 1, a frame; 2. an oil cylinder; 3. a sprocket; 4. a chain; 5. a carrier platform; 6. a drive control box; 601. a motor; 602. a hydraulic pump; 603. an oil tank; 604. a power source; 7. a universal wheel; 8. a support bar; 9. a connecting ring; 10. a pressure lever; 11. a first connecting rod; 12. a second connecting rod; 13. a rubber block; 14. a limiting rod; 15. a limiting ring; 16. a gear; 17. a first rack; 18. a second rack; 19. a sliding post; 20. a sleeve; 21. a drive assembly; 211. a push rod; 212. a roller; 213. a chute; 214. a spring; 22. and (5) locking.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Example (b): the utility model provides an electric fork-lift truck that operation is stable, as shown in fig. 1 ~ 2, including frame 1, be fixed with hydro-cylinder 2 on the frame 1, 2 output of hydro-cylinder rotate and be connected with sprocket 3, be provided with chain 4 on the sprocket 3, 4 one ends of chain are fixed on frame 1 and the other end is connected on objective platform 5, still be fixed with drive control box 6 on the frame 1, be provided with motor 601 in the drive control box 6, hydraulic pump 602 by motor 601 drive, the oil tank 603 that links to each other with hydro-cylinder 2, power 604 for the power supply of motor 601, drive control box 6 provides power for hydro-cylinder 2, power 604 is the battery, need not to connect the cable, the fork-lift truck of being convenient for freely removes, frame 1 below.

As shown in fig. 1 to 3, a support rod 8 is rotatably connected to a side wall of a frame 1, a connection ring 9 is fixed on the support rod 8, a pressure lever 10 and a first connection rod 11 are sequentially fixed on the outer side of the connection ring 9, a second connection rod 12 is hinged below the first connection rod 11, a transverse waist-shaped hole is formed in the hinged position of the first connection rod 11 and the second connection rod 12, a rubber block 13 is fixed at the bottom of the second connection rod 12, a limit rod 14 which is abutted to the first connection rod 11 is fixed on the frame 1, and a limit ring 15 for embedding the second connection rod 12 is fixed on a side wall of.

As shown in fig. 3 to 5, two ends of the loading platform 5 are rotatably connected with a gear 16, a rack one 17 engaged with the gear 16 is fixed on the frame 1, a rack two 18 opposite to the rack one 17 is arranged on the frame 1, the gear 16 is located between the rack one 17 and the rack two 18, one end of the rack two 18 away from the gear 16 is fixed with a plurality of sliding columns 19, a sleeve 20 for embedding the sliding columns 19 is fixed on the frame 1, a driving assembly 21 for driving the rack two 18 to be close to or away from the gear 16 is arranged on the frame 1, the driving assembly 21 comprises a push rod 211 fixed on the support rod 8, a roller 212 is rotatably connected to the push rod 211, a sliding groove 213 for embedding the roller 212 is arranged on the rack two 18, a spring 214 is arranged between the rack two 18 and the frame 1, the elastic force of the spring 214 drives the rack two 18 away from the gear 16, and a locking press rod 22.

The working principle of the electric forklift with stable operation is as follows: when the forklift is used, firstly, the carrying platform 5 of the forklift is pushed into the lower part of the supporting plate; then the output end of the oil cylinder 2 is controlled to move upwards through the driving control box 6, the oil cylinder 2 drives the carrying platform 5 and goods on the carrying platform to ascend through the chain wheel 3 and the chain 4, the gear 16 is arranged on the carrying platform 5, and the interaction force between the gear 16 and the rack I17 can ensure that the carrying platform 5 stably ascends; after the object is lifted to a required height, the pressing rod 10 is pushed upwards, the supporting rod 8 drives the push rod 211 to rotate, the push rod 211 pushes the second rack 18 towards the gear 16, the push rod 211 enables the second rack 18 to be meshed with the gear 16 while the pressing rod 10 is embedded into the lock catch 22, and the height of the object carrying platform 5 can be fixed; after unloading is finished, the pressure lever 10 is pressed downwards, the connecting rod I11 and the connecting rod II 12 are driven to move through the connecting ring 9, the connecting rod II 12 drives the rubber block 13 to be abutted against the ground, the position of the forklift is fixed, and the brake is prevented from moving randomly.

Claims

1. The utility model provides an operation stable electric fork-lift which characterized in that: comprises a frame (1), an oil cylinder (2) fixed on the frame (1), a chain wheel (3) fixed at the output end of the oil cylinder (2), and a chain (4) meshed with the chain wheel (3), one end of the chain (4) is fixed on the frame (1), the other end is connected with a loading platform (5), two ends of the loading platform (5) are rotatably connected with gears (16), a first rack (17) meshed with the gears (16) is fixed on the frame (1), a second rack (18) opposite to the first rack (17) is arranged on the frame (1), a sliding column (19) is fixed on the end, far away from the first rack (17), of the second rack (18), a sleeve (20) for embedding the sliding column (19) is fixed on the frame (1), and a driving component (21) for driving the second rack (18) to be close to or far away from the gear (16) is arranged on the frame (1).

2. An electric forklift truck as set forth in claim 1, wherein: frame (1) lateral wall rotates and is connected with bracing piece (8), be fixed with go-between (9) on bracing piece (8), the go-between (9) outside is fixed with depression bar (10) and connecting rod (11) in proper order, connecting rod (11) below articulates there is connecting rod two (12), connecting rod two (12) bottom is fixed with block rubber (13), be fixed with on frame (1) with connecting rod (11) inconsistent gag lever post (14).

3. An electric forklift truck as set forth in claim 2, wherein: and a limiting ring (15) for embedding the second connecting rod (12) is fixed on the side wall of the frame (1).

4. An electric forklift truck as set forth in claim 2, wherein: drive assembly (21) is including fixing push rod (211), the rotation on bracing piece (8) are connected gyro wheel (212) on push rod (211), be provided with the confession on rack two (18) spout (213) of gyro wheel (212) embedding upwards promote depression bar (10), and depression bar (10) drive bracing piece (8) rotate, and push rod (211) on bracing piece (8) promote rack two (18) through gyro wheel (212) and move to gear (16) direction.

5. An electric forklift truck as set forth in claim 4, wherein: a spring (214) is arranged between the second rack (18) and the frame (1), and the elastic force of the spring (214) drives the second rack (18) to be far away from the gear (16).

6. An electric forklift truck as set forth in claim 4, wherein: the frame (1) is provided with a lock catch (22) for embedding the pressure lever (10).

7. An electric forklift truck as set forth in claim 1, wherein: a drive control box (6) for driving the oil cylinder (2) to run is fixed on the frame (1), a motor (601), a hydraulic pump (602), an oil tank (603) and a power supply (604) for supplying power to the motor (601) are arranged in the drive control box (6).

8. An electric forklift truck as set forth in claim 7, wherein: the power supply (604) is a battery pack.

9. An electric forklift truck as set forth in claim 1, wherein: a plurality of universal wheels (7) are arranged below the frame (1).