CN217350607U

CN217350607U - Multidirectional adjustable hand-push type forklift

Info

Publication number: CN217350607U
Application number: CN202220451668.8U
Authority: CN
Inventors: 白玉会; 曹建刚
Original assignee: Ningjin Yigong Machinery Manufacturing Co ltd
Current assignee: Ningjin Yigong Machinery Manufacturing Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-09-02
Anticipated expiration: 2032-06-24

Abstract

The utility model relates to a fork truck technical field especially relates to a diversified adjustable hand propelled fork truck. The forklift comprises a forklift, a base arranged at the bottom of the forklift, a supporting device arranged on the base and a transmission device arranged on the supporting device; the supporting device comprises an upper top plate, a lower top plate, a bearing, a disc and a lifting frame; the upper top plate is arranged on the base; the lower top plate is connected with the upper top plate through the lifting frame; a fixed shaft is arranged at the bottom of the lower top plate; the bearing is arranged on the fixed shaft; the disc is provided with a fixed shaft which is the same as the lower top plate, and the fixed shaft is arranged at the other end of the bearing; a transmission device is adopted to drive a lower top plate to support a forklift, so that the forklift is enabled to be suspended; the disc is used for rotating, so that the forklift can rotate in all directions, and the moving angle can be adjusted; the lower top plate is adjusted by the lifting device, so that the rotation can be kept stable.

Description

Multidirectional adjustable hand-push type forklift

Technical Field

The utility model relates to a fork truck technical field especially relates to a diversified adjustable hand propelled fork truck.

Background

Nowadays, a forklift is one of the transportation vehicles commonly used by people at present, and is various wheeled transportation vehicles for loading, unloading, stacking, short-distance transportation and heavy object transportation operation of finished pallet goods. Present fork truck is mostly tire formula fork truck, and tire formula fork truck exists shortcoming: a large space is required for turning after lifting the goods; the device cannot be used in places with small space, and the flexibility is poor; hand push fork truck also has the same problem, causes the operability low, leads to workman's work painstaking, and work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technical defects exist, and provides a multidirectional adjustable hand-push type forklift, wherein a transmission device is adopted to drive a lower top plate to support the forklift, so that the forklift is guaranteed to be suspended; the disc is used for rotating, so that the forklift can rotate in all directions, and the moving angle can be adjusted; the lower top plate is adjusted by the lifting device, so that the rotation can be kept stable.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the forklift comprises a forklift, a base arranged at the bottom of the forklift, a supporting device arranged on the base and a transmission device arranged on the supporting device; the supporting device comprises an upper top plate, a lower top plate, a bearing, a disc and a lifting frame; the upper top plate is arranged on the base; the lower top plate is connected with the upper top plate through the lifting frame; a fixed shaft is arranged at the bottom of the lower top plate; the bearing is arranged on the fixed shaft; the disc is provided with a fixed shaft which is the same as the lower top plate, and the fixed shaft is arranged at the other end of the bearing.

Further optimizing the technical scheme, the lifting frame comprises a first connecting rod, a second connecting rod and a sliding device; the first connecting rod is connected with a rotating shaft in the middle of the second connecting rod; one ends of the first connecting rod and the second connecting rod are respectively connected with the upper top plate and the lower top plate in a rotating shaft mode; and the other ends of the first connecting rod and the second connecting rod are connected to the sliding device through rotating shafts.

Further optimize this technical scheme, slider is provided with two sets ofly, and sets up respectively on last roof and roof down.

Further optimizing the technical scheme, the sliding device on the lower top plate comprises a slide way and a first sliding block; the slide way is arranged on the lower top plate; the first sliding block is in sliding fit with the sliding way; and the other end of the connecting rod is connected with a rotating shaft of the sliding block.

Further optimizing the technical scheme, the sliding device on the upper top plate comprises a screw rod and a second sliding block; the screw rod rotating shaft is connected to the side walls at the two ends of the upper top plate, and one end of the screw rod penetrates through the side walls; the second sliding block is in threaded connection with the screw rod and is in contact fit with the upper top plate; the other end of the second connecting rod is connected with the second sliding block through a rotating shaft.

Further optimizing the technical scheme, the transmission device comprises a bevel gear, a roll shaft, a worm wheel and a worm; the bevel gears are respectively and fixedly connected to two ends of the screw rod and the roll shaft; the screw rod is in meshing transmission with a bevel gear on the roll shaft; the worm wheel is fixedly connected to the roll shaft; the worm rotating shaft is connected to the base; the worm wheel is in meshed transmission with the worm.

Further optimize this technical scheme, the crane is provided with two sets ofly between last roof and the lower top board.

Further optimizing the technical scheme, the bottom of the forklift is provided with universal wheels; the height of the supporting device is equal to that of the base; and a hexagonal nut is fixedly arranged on the worm.

Compared with the prior art, the utility model has the advantages of it is following: 1. through the transmission of the worm gear and the worm, the structure is favorable for ensuring that the worm drives the worm gear to save labor; 2. the lifting of the lower top plate is realized through the first connecting rod and the second connecting rod, and the structure is favorable for ensuring that the forklift can be suspended in the air; 3. the screw rod drives the sliding block to slide, so that the structure is favorable for ensuring that the connecting rod rotates and finishes lifting; 4. through the rotation of the disc, the structure is favorable for ensuring that the forklift can rotate in all directions to any angle.

Drawings

Fig. 1 is a schematic view of a general structure of a multi-directional adjustable hand-push type forklift.

Fig. 2 is a partial schematic view of a multi-direction adjustable hand-push type forklift base.

Fig. 3 is a schematic view of a multi-directional adjustable hand-push type forklift supporting device.

Fig. 4 is a schematic diagram of a multi-directional adjustable hand-push type forklift lifting device.

Fig. 5 is a schematic view of a multi-directional adjustable sliding device of a hand-push type forklift.

Fig. 6 is a schematic view of a multidirectional adjustable transmission device of a hand-push type forklift.

In the figure: 1. a forklift; 2. a base; 3. a support device; 4. a transmission device; 5. an upper top plate; 6. a lower top plate; 7. a bearing; 8. a disc; 9. a lifting frame; 10. a fixed shaft; 11. a first connecting rod; 12. a second connecting rod; 13. a sliding device; 14. a slideway; 15. a first sliding block; 16. a screw rod; 17. a second sliding block; 18. a bevel gear; 19. a roll shaft; 20. a worm gear; 21. a worm.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended for purposes of illustration only and is not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-6, the forklift comprises a forklift 1, a base 2 arranged at the bottom of the forklift 1, a supporting device 3 arranged on the base 2, and a transmission device 4 arranged on the supporting device 3; the supporting device 3 comprises an upper top plate 5, a lower top plate 6, a bearing 7, a disc 8 and a lifting frame 9; the upper top plate 5 is arranged on the base 2; the lower top plate 6 is connected with the upper top plate 5 through a lifting frame 9; a fixed shaft 10 is arranged at the bottom of the lower top plate 6; the bearing 7 is arranged on the fixed shaft 10; a fixed shaft 10 which is the same as the lower top plate 6 is arranged on the disc 8, and the fixed shaft 10 is arranged at the other end of the bearing 7; the lifting frame 9 comprises a first connecting rod 11, a second connecting rod 12 and a sliding device 13; the first connecting rod 11 is connected with the middle rotating shaft of the second connecting rod 12; one ends of the first connecting rod 11 and the second connecting rod 12 are respectively connected with the upper top plate 5 and the lower top plate 6 in a rotating shaft mode; the other ends of the first connecting rod 11 and the second connecting rod 12 are connected to the sliding device 13 through rotating shafts; the sliding devices 13 are arranged in two groups and are respectively arranged on the upper top plate 5 and the lower top plate 6; the sliding device 13 on the lower top plate 6 comprises a slideway 14 and a first sliding block 15; the slide way 14 is arranged on the lower top plate 6; the first sliding block 15 is in sliding fit on the sliding way 14; the other end of the first connecting rod 11 is connected with a first sliding block 15 through a rotating shaft; the sliding device 13 on the upper top plate 5 comprises a screw rod 16 and a second sliding block 17; the rotating shaft of the screw rod 16 is connected with the side walls at the two ends of the upper top plate 5, and one end of the screw rod 16 penetrates through the side walls; the second sliding block 17 is in threaded connection with the screw rod 16 and is in contact fit with the upper top plate 5; the other end of the second connecting rod 12 is connected with a second sliding block 17 through a rotating shaft; the transmission device 4 comprises a bevel gear 18, a roll shaft 19, a worm wheel 20 and a worm 21; the bevel gears 18 are respectively and fixedly connected with two ends of the screw rod 16 and the roll shaft 19; the screw rod 16 and the bevel gear 18 on the roller shaft 19 are in meshed transmission; the worm wheel 20 is fixedly connected to the roll shaft 19; the worm 21 is connected to the base 2 in a rotating shaft manner; the worm wheel 20 is in meshed transmission with the worm 21; two groups of lifting frames 9 are arranged between the upper top plate 5 and the lower top plate 6; the bottom of the forklift 1 is provided with universal wheels; the height of the supporting device 3 is equal to that of the base 2; a hexagonal nut is fixedly arranged on the worm 21.

When in use, as shown in fig. 1 to 6, when the goods are lifted up and need to be transported out in a narrow road surface or a small space, the goods cannot be rotated and can only be transported out after being poured out; therefore, after the device in the application lifts the goods, the hexagonal nut is rotated by the ratchet wrench, so that the worm 21 is driven to rotate; the worm 21 rotates to drive the worm wheel 20 to rotate, the worm 21 drives the worm wheel 20 to save labor, and the whole forklift 1 can be lifted without wasting labor; then the worm wheel 20 rotates to drive the roll shaft 19 to rotate, so that the bevel gear 18 on the roll shaft 19 is meshed with the bevel gear 18 on the screw rod 16, and the roll shaft 19 drives the screw rod 16 to rotate; the roll shafts 19 can ensure that the screw rods 16 in the two groups of lifting frames 9 are driven to rotate simultaneously; then the screw rod 16 rotates to drive the second sliding block 17 to slide on the upper top plate 5, and the second sliding block 17 drives the second connecting rod 12 to rotate, so that the distance between the upper top plate 5 and the lower top plate 6 is increased, namely the lower top plate 6 descends; because the second connecting rod 12 is connected with the first connecting rod 11 through a rotating shaft, the first connecting rod 11 and the second connecting rod 12 rotate in a crossed mode, and meanwhile the first sliding block 15 on the first connecting rod 11 slides in the slideway 14, so that the lower top plate 6 descends until the disc 8 contacts the ground, and the forklift 1 is jacked up; then the forklift 1 is rotated, the bearing 7 between the disc 8 and the lower top plate 6 can adopt a thrust ball bearing 7, the disc 8 does not rotate when rotating, and two fixed shafts 10 connected with the bearing 7 are in interference fit with the bearing 7, so that rollover is not easy to occur during jacking; then after the forklift 1 rotates to a designated position and the screw is loosened, the gravity supporting device 3 retracts and retracts to be parallel to the base 2, and the universal wheels are contacted with the ground; the forklift 1 is conveyed continuously; whole equipment can guarantee not occupation space, carries out the omnidirectional rotation, and convenient the removal, the simple operation.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modifications, equivalents, improvements and the like which are made without departing from the spirit and scope of the present invention should be considered within the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a diversified adjustable hand propelled fork truck which characterized in that: comprises a forklift (1), a base (2) arranged at the bottom of the forklift (1), a supporting device (3) arranged on the base (2) and a transmission device (4) arranged on the supporting device (3); the supporting device (3) comprises an upper top plate (5), a lower top plate (6), a bearing (7), a disc (8) and a lifting frame (9); the upper top plate (5) is arranged on the base (2); the lower top plate (6) is connected with the upper top plate (5) through a lifting frame (9); a fixed shaft (10) is arranged at the bottom of the lower top plate (6); the bearing (7) is arranged on the fixed shaft (10); a fixed shaft (10) which is the same as the lower top plate (6) is arranged on the disc (8), and the fixed shaft (10) is arranged at the other end of the bearing (7); the lifting frame (9) comprises a first connecting rod (11), a second connecting rod (12) and a sliding device (13); the first connecting rod (11) is connected with a middle rotating shaft of the second connecting rod (12); one ends of the first connecting rod (11) and the second connecting rod (12) are respectively connected with the upper top plate (5) and the lower top plate (6) in a rotating shaft mode; the other ends of the first connecting rod (11) and the second connecting rod (12) are connected to the sliding device (13) through rotating shafts; the sliding devices (13) are arranged in two groups and are respectively arranged on the upper top plate (5) and the lower top plate (6).

2. The multi-directional adjustable hand-push type forklift as claimed in claim 1, wherein: the sliding device (13) on the lower top plate (6) comprises a slideway (14) and a first sliding block (15); the slide way (14) is arranged on the lower top plate (6); the first sliding block (15) is in sliding fit with the sliding way (14); the other end of the first connecting rod (11) is connected with a first sliding block (15) through a rotating shaft.

3. The multi-directional adjustable hand-push type forklift as claimed in claim 2, wherein: the sliding device (13) on the upper top plate (5) comprises a screw rod (16) and a second sliding block (17); the rotating shaft of the screw rod (16) is connected with the side walls at the two ends of the upper top plate (5), and one end of the screw rod (16) penetrates through the side walls; the second sliding block (17) is in threaded connection with the screw rod (16) and is in contact fit with the upper top plate (5); the other end of the second connecting rod (12) is connected with a second sliding block (17) through a rotating shaft.

4. The multi-directional adjustable hand-push type forklift as claimed in claim 1, wherein: the transmission device (4) comprises a bevel gear (18), a roll shaft (19), a worm wheel (20) and a worm (21); the bevel gears (18) are respectively and fixedly connected to two ends of the screw rod (16) and the roll shaft (19); the screw rod (16) is in meshed transmission with a bevel gear (18) on a roll shaft (19); the worm wheel (20) is fixedly connected to the roll shaft (19); the rotating shaft of the worm (21) is connected to the base (2); the worm wheel (20) is in meshed transmission with the worm (21).

5. The multi-directional adjustable hand-push type forklift as claimed in claim 1, wherein: two groups of lifting frames (9) are arranged between the upper top plate (5) and the lower top plate (6).

6. The multi-directional adjustable hand-push type forklift as claimed in claim 4, wherein: universal wheels are arranged at the bottom of the forklift (1); the height of the supporting device (3) is equal to that of the base (2); a hexagonal nut is fixedly arranged on the worm (21).