CN216764217U

CN216764217U - Anti-toppling electric fork lift truck

Info

Publication number: CN216764217U
Application number: CN202220465561.9U
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: 2022-03-05
Filing date: 2022-03-05
Publication date: 2022-06-17
Anticipated expiration: 2032-03-05

Abstract

The utility model relates to the technical field of fork lift trucks, in particular to an anti-toppling electric fork lift truck. Comprises a frame body and a lifting device arranged on the frame body; the lifting device comprises a vertical frame, a screw rod, a sliding block, a bottom support, a transmission device and an adjusting device; the two ends of the vertical frame are respectively provided with a shell; the adjusting device is arranged in the shell; the screw rod penetrates through two ends of the vertical frame and then is connected to the adjusting device; the vertical frame is symmetrically provided with rails; the sliding blocks are in sliding fit on the rails; the sliding block is in meshing transmission with the screw rod; the transmission device can ensure that the lifting devices on the two sides can lift simultaneously; the adjusting device can ensure that the screw rod is always engaged with the sliding block; the bracket and the towing rod can ensure that goods can be conveniently moved onto the bracket; the cross beam is connected with the vertical frame rotating shaft, so that the road surface on the steep slope can be always kept parallel, and the goods are prevented from falling.

Description

Anti-toppling electric fork lift truck

Technical Field

The utility model relates to the technical field of fork lift trucks, in particular to an anti-toppling electric fork lift truck.

Background

The stacking vehicle is various wheel type carrying vehicles for loading, unloading, stacking and short-distance transportation of finished pallet goods. But present heap high car is only held up the goods with the bracket, meets uneven road surfaces such as abrupt slope when transporting, and the goods that take place easily topples over and drops, causes unnecessary loss with cause certain danger.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technical defects exist, and provides the anti-toppling electric fork lift truck, wherein a transmission device is adopted to ensure that lifting devices on two sides can lift simultaneously; the adjusting device can ensure that the screw rod is always engaged with the sliding block; the bracket and the towing rod can ensure that goods can be conveniently moved onto the bracket; the cross beam is connected with the vertical frame rotating shaft, so that the road surface on the steep slope can be always kept parallel, and the goods are prevented from falling.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: comprises a frame body and a lifting device arranged on the frame body; the lifting device comprises a vertical frame, a screw rod, a sliding block, a bottom support, a transmission device and an adjusting device; the two ends of the vertical frame are respectively provided with a shell; the adjusting device is arranged in the shell; the screw rod penetrates through two ends of the vertical frame and then is connected to the adjusting device; the vertical frame is symmetrically provided with rails; the sliding blocks are in sliding fit on the rails; the sliding block is in meshing transmission with the screw rod; the bottom support is fixedly connected to the sliding block; the transmission device is connected to the adjusting device.

Further optimizing the technical scheme, the upper end and the lower end of the frame body are respectively provided with a crossbeam; universal wheels are arranged at the bottom of the cross beam at the lower end; a fixed shaft is arranged on the shell; the fixed shaft is connected with the upper end of the beam rotating shaft.

Further optimizing the technical scheme, the two groups of lifting devices are symmetrically arranged, and a transverse plate is arranged between the two groups; the transmission device is arranged on the transverse plate.

Further optimizing the technical scheme, the transmission device comprises a motor, a roll shaft, a countershaft and a bevel gear; the motor is arranged on the transverse plate; the roll shaft is fixedly connected to the motor; the two auxiliary shafts are respectively in sliding fit at two ends of the roll shaft; the two bevel gears are respectively in key connection with the shaft ends of the auxiliary shaft and the screw rod and are in meshing transmission.

Further optimizing the technical scheme, the roll shaft is provided with a through hole; the auxiliary shaft and the through hole are respectively provided with a matched plane; a knob is arranged on the roll shaft; the knob thread penetrates through the roller shaft and then is in contact fit with the auxiliary shaft.

Further optimizing the technical scheme, the adjusting device comprises a slide way, a sliding piece, a screw rod and a baffle piece; the two slide ways are respectively and fixedly connected to two sides of the inner wall of the shell; the sliding piece is in sliding fit on the slideway; the sliding piece is matched with the screw rod through a bearing; the baffle plate is arranged in the shell; the screw rod is in threaded connection with the baffle, and one end of the screw rod is connected with the rotating shaft of the sliding part.

Further optimizing the technical scheme, the bottom support is positioned at the upper part of the cross beam at the lower end; the stand is located the lower extreme the crossbeam side, just the stand bottommost face is higher than the lower extreme the crossbeam bottommost face.

Further optimizing the technical scheme, the bottom support is provided with a towing rod; the tow bar is in sliding fit with the bottom support.

Further optimizing the technical scheme, a thread block matched with a thread groove on the screw rod is arranged on the sliding block; the thread block is engaged in a thread groove on the screw rod.

Compared with the prior art, the utility model has the following advantages: 1. the vertical frame rotates on the cross beam, so that the structure is favorable for ensuring that the goods are always parallel when meeting a slope due to the weight of the goods; 2. the motor drives the two bevel gears to transmit, and the structure is favorable for ensuring that the two lifting devices can be driven to lift simultaneously; 3. the sliding piece drives the screw rod to move, and the structure is favorable for ensuring that the thread block is always engaged with the thread groove of the screw rod and preventing tripping; 4. the structure is beneficial to ensure that the towing rod can drive the goods to move to the upper part of the bracket by sliding the towing rod on the bracket.

Drawings

Fig. 1 is a general structural schematic diagram of an anti-toppling electric fork lift truck.

Fig. 2 is a schematic view of a lifting device of an anti-toppling electric fork lift truck.

Fig. 3 is a schematic view of a rail part of an anti-toppling electric fork lift truck.

Fig. 4 is a schematic view of an anti-toppling electric fork lift truck adjusting device.

Fig. 5 is a schematic view of a driving device of an anti-toppling electric fork lift truck.

Fig. 6 is a partial schematic view of a bracket of an anti-toppling electric fork lift truck.

Fig. 7 is a schematic view of a through hole and an auxiliary shaft part of the anti-toppling electric fork lift truck.

In the figure: 1. a frame body; 2. a lifting device; 3. erecting a frame; 4. a screw rod; 5. a slider; 6. a bottom support; 7. a transmission device; 8. an adjustment device; 9. a housing; 10. a track; 11. a cross beam; 12. a fixed shaft; 13. a transverse plate; 14. a motor; 15. a roll shaft; 16. a counter shaft; 17. a bevel gear; 18. a through hole; 19. a knob; 20. a slideway; 21. a slider; 22. a screw; 23. a baffle plate; 24. a tow bar; 25. a thread block.

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 further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. 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. 1-7, the lifting device comprises a frame body 1 and a lifting device 2 arranged on the frame body 1; the lifting device 2 comprises a vertical frame 3, a screw rod 4, a sliding block 5, a bottom support 6, a transmission device 7 and an adjusting device 8; the two ends of the vertical frame 3 are respectively provided with a shell 9; the adjusting device 8 is arranged in the shell 9; the screw rod 4 penetrates through two ends of the vertical frame 3 and then is connected to the adjusting device 8; the vertical frame 3 is symmetrically provided with rails 10; the sliding block 5 is matched with the track 10 in a sliding way; the sliding block 5 is in meshed transmission with the screw rod 4; the bottom support 6 is fixedly connected to the sliding block 5; the transmission device 7 is connected to the adjusting device 8; the upper end and the lower end of the frame body 1 are respectively provided with a crossbeam 11; universal wheels are arranged at the bottom of the cross beam 11 at the lower end; a fixed shaft 12 is arranged on the shell 9; the fixed shaft 12 is connected with the beam 11 at the upper end in a rotating shaft manner; two groups of lifting devices 2 are symmetrically arranged, and a transverse plate 13 is arranged between the two groups; the transmission device 7 is arranged on the transverse plate 13; the transmission device 7 comprises a motor 14, a roll shaft 15, a countershaft 16 and a bevel gear 17; the motor 14 is arranged on the transverse plate 13; the roll shaft 15 is fixedly connected to the motor 14; the two auxiliary shafts 16 are respectively in sliding fit at two ends of the roll shaft 15; the two bevel gears 17 are respectively connected with the shaft ends of the auxiliary shaft 16 and the screw rod 4 in a keyed mode and are in meshed transmission; the roll shaft 15 is provided with a through hole 18; the auxiliary shaft 16 and the through hole 18 are respectively provided with a matched plane; the roll shaft 15 is provided with a knob 19; the knob 19 penetrates through the roller shaft 15 in a threaded manner and then is in contact fit with the auxiliary shaft 16; the adjusting device 8 comprises a slide way 20, a sliding piece 21, a screw rod 22 and a baffle 23; the two slide ways 20 are respectively and fixedly connected to two sides of the inner wall of the shell 9; the sliding piece 21 is in sliding fit on the slideway 20; the sliding piece 21 is matched with the screw rod 4 through a bearing; the baffle plate 23 is arranged in the shell 9; the screw rod 22 is in threaded connection with the baffle 23, and one end of the screw rod 22 is in rotating shaft connection with the sliding part 21; the bottom support 6 is positioned at the lower end of the upper part of the cross beam 11; the vertical frame 3 is positioned on the side surface of the cross beam 11 at the lower end, and the bottommost surface of the vertical frame 3 is higher than the bottommost surface of the cross beam 11 at the lower end; the bottom support 6 is provided with a towing rod 24; the towing rod 24 is in sliding fit with the bottom support 6; the sliding block 5 is provided with a thread block 25 matched with a thread groove on the screw rod 4; the thread block 25 engages in a thread groove on the spindle 4.

When in use, the fork truck is moved to the side of goods according to the figures 1 to 7; then the towing rod 24 is pushed out to the bottom of the goods; then starting the transmission device 7 to lift the goods, wherein the transverse plate 13 is used for fixing the motor 14, firstly, the motor 14 is started to drive the roller shaft 15 to rotate, and the roller shaft 15 drives the auxiliary shaft 16 to rotate, so that the auxiliary shaft 16 and the bevel gear 17 on the screw rod 4 are meshed for transmission to drive the screw rod 4 to rotate; the track of the thread groove on the screw rod 4 is the same as that of the thread block 25 on the sliding block 5, and the thread block 25 is meshed with the thread groove, so that the thread block 25 can slide in the thread groove to drive the sliding block 5 to lift on the track 10; two sliding blocks 5 are arranged on the track 10 and are arranged on the bottom support 6, so that the stability of the bottom support 6 can be ensured; after the goods are suspended, the towing rod 24 is dragged to move the goods to the bottom support 6, and the towing rod 24 is fixed on the bottom support 6, so that a pin shaft can be inserted to be clamped on the bottom support 6, and the towing rod 24 is ensured not to slide; then when the forklift moves, the forklift tilts when encountering a steep slope, but due to the weight of the goods, the lifting device 2 rotates on the upper end beam 11 through the fixed shaft 12, so that the goods are kept horizontal all the time; because the vertical frame 3 is arranged on the side surface of the lower end beam 11, when the vertical frame 3 rotates, the lower end beam 11 cannot influence the rotation of the vertical frame 3, and the bottommost surface of the vertical frame 3 is higher than the bottommost surface of the lower end beam 11, so that the vertical frame 3 can be ensured to be suspended all the time, when the stacking vehicle is moved through universal wheels on the frame body 1, the two sides are not influenced when moving, and after the bottom support 6 is lowered to be contacted with the lower end beam 11, the lifting device 2 cannot rotate; then, the adjusting device 8 ensures that the thread groove on the screw rod 4 and the thread block 25 on the sliding block 5 cannot be disengaged, firstly, the screw rod 22 is rotated, the screw rod 22 moves on the blocking piece 23, and the sliding piece 21 is driven to slide on the sliding way 20, so that the screw rod 4 is driven to move towards the sliding block 5 in the shell 9, and the thread groove of the screw rod 4 is ensured to be always meshed with the thread block 25 and cannot be disengaged; the upper end and the lower end of the vertical frame 3 are both provided with adjusting devices 8, so that the lead screw 4 can be ensured to be vertical and parallel to the track 10; then loosening the knob 19, adjusting the auxiliary shaft 16, wherein the auxiliary shaft 16 slides in the through hole 18, and planes arranged on the auxiliary shaft 16 and the through hole 18 can ensure that the roller shaft 15 drives the auxiliary shaft 16 to rotate; after the sliding auxiliary shaft 16 drives the bevel gear 17 to be meshed with the bevel gear 17 on the screw rod 4, the transmission device 7 can always drive the screw rod 4 to rotate to complete the lifting of goods on the tightening knob 19; whole equipment can guarantee can not take place the slope when removing, also guarantees equally that the goods can not drop, increases the security of equipment.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in 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 an electronic heap of high car of preventing empting which characterized in that: comprises a frame body (1) and a lifting device (2) arranged on the frame body (1); the lifting device (2) comprises a vertical frame (3), a screw rod (4), a sliding block (5), a bottom support (6), a transmission device (7) and an adjusting device (8); two ends of the vertical frame (3) are respectively provided with a shell (9); the adjusting device (8) is arranged in the shell (9); the screw rod (4) penetrates through two ends of the vertical frame (3) and then is connected to the adjusting device (8); the vertical frame (3) is symmetrically provided with rails (10); the sliding block (5) is in sliding fit on the track (10); the sliding block (5) is in meshed transmission with the screw rod (4); the bottom support (6) is fixedly connected to the sliding block (5); the transmission device (7) is connected to the adjusting device (8).

2. The anti-toppling electric fork lift truck of claim 1, wherein: the upper end and the lower end of the frame body (1) are respectively provided with a crossbeam (11); universal wheels are arranged at the bottom of the cross beam (11) at the lower end; a fixed shaft (12) is arranged on the shell (9); the fixed shaft (12) is connected with the upper end of the beam (11) through a rotating shaft.

3. The anti-toppling electric fork lift truck of claim 1, wherein: two groups of lifting devices (2) are symmetrically arranged, and a transverse plate (13) is arranged between the two groups; the transmission device (7) is arranged on the transverse plate (13).

4. The anti-toppling electric fork lift truck of claim 3, wherein: the transmission device (7) comprises a motor (14), a roll shaft (15), a secondary shaft (16) and a bevel gear (17); the motor (14) is arranged on the transverse plate (13); the roll shaft (15) is fixedly connected to the motor (14); the two auxiliary shafts (16) are respectively in sliding fit at two ends of the roll shaft (15); the two bevel gears (17) are respectively connected with the shaft ends of the auxiliary shaft (16) and the screw rod (4) in a key mode and are in meshing transmission.

5. The anti-toppling electric fork lift truck of claim 4, wherein: the roll shaft (15) is provided with a through hole (18); the auxiliary shaft (16) and the through hole (18) are respectively provided with a plane which is matched with each other; a knob (19) is arranged on the roll shaft (15); the knob (19) penetrates through the roller shaft (15) through threads and then is in contact fit with the auxiliary shaft (16).

6. The anti-toppling electric fork lift truck of claim 1, wherein: the adjusting device (8) comprises a slide way (20), a sliding piece (21), a screw rod (22) and a baffle piece (23); the two slide ways (20) are respectively and fixedly connected to two sides of the inner wall of the shell (9); the sliding piece (21) is matched with the slideway (20) in a sliding way; the sliding piece (21) is matched with the screw rod (4) through a bearing; the baffle plate (23) is arranged in the shell (9); the screw rod (22) is in threaded connection with the blocking piece (23), and one end of the screw rod (22) is connected with the rotating shaft of the sliding piece (21).

7. The anti-toppling electric fork lift truck of claim 2, wherein: the bottom support (6) is positioned at the lower end of the upper part of the cross beam (11); the vertical frame (3) is positioned at the lower end and on the side surface of the cross beam (11), and the bottommost surface of the vertical frame (3) is higher than that of the lower end and on the bottommost surface of the cross beam (11).

8. The anti-toppling electric fork lift truck of claim 1, wherein: the bottom support (6) is provided with a towing rod (24); the towing rod (24) is in sliding fit with the bottom support (6).

9. The anti-toppling electric fork lift truck of claim 1, wherein: a thread block (25) matched with the thread groove on the screw rod (4) is arranged on the sliding block (5); the thread block (25) is engaged in a thread groove on the screw rod (4).