CN218665296U

CN218665296U - Forklift lifting safety protection device

Info

Publication number: CN218665296U
Application number: CN202223311739.3U
Authority: CN
Inventors: 崔秋丽
Original assignee: Zhengzhou Datian Heli Machinery Equipment Co ltd
Current assignee: Zhengzhou Datian Heli Machinery Equipment Co ltd
Priority date: 2022-12-10
Filing date: 2022-12-10
Publication date: 2023-03-21
Anticipated expiration: 2032-12-10

Abstract

The utility model belongs to the technical field of fork truck, especially, fork truck plays to rise safety arrangement, to the problem that present goods appears the landing easily and bump the collision, the following scheme is proposed at present, it includes the fork truck fork, the carriage has been bolted on the right side of fork truck fork, the inside bolt of carriage has gear motor, gear motor's output bolt has the gear wheel, the both sides of gear wheel all mesh there is the pinion, the axle center department bolt at pinion top has the screw rod, the screw rod rotates with the carriage to cup joint, the inside top sliding connection of carriage has spacing, the screw of spacing bottom of the shelf both sides respectively with the top threaded connection on two screw rod surfaces, can form the spacing protection architecture to the goods in the side of goods through the fender bracket, avoid the goods to slide, can be spacing with the goods downwards through spacing, avoid the goods to rock from top to bottom at the in-process of jolting and fork truck and bump, avoid the goods impaired, play to rise safety arrangement to fork truck.

Description

Forklift lifting safety protection device

Technical Field

The utility model relates to a fork truck technical field especially relates to a fork truck plays to rise safety arrangement.

Background

Fork truck is important equipment in industrial production, and fork truck need use multiple safety arrangement in order to ensure its installation nature, and for example, application number 202123108227.2 discloses a fork truck plays to rise safety arrangement and fork truck.

But above-mentioned technical scheme also has some problems, for example, its fork is many pure L type structures, it is located the inside of fork to drive the fork lift in-process goods at fork truck, the goods only has two sides and the contact of fork, do not carry out the spacing structure of centre gripping to the goods, lead to the goods to have the risk of sliding from the fork, there is great potential safety hazard, and often can appear the condition of jolting at fork truck walking in-process, at this moment the goods rocks about in the fork is inside easily, the collision of goods and fork has been increased, there is great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the goods are easy to slide and bump, and providing a forklift lifting safety protection device.

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

a safety protection device for lifting of a forklift comprises a forklift fork, wherein a supporting frame is bolted on the right side of the forklift fork, a speed reducing motor is bolted inside the supporting frame, a large gear is bolted on the output end of the speed reducing motor, small gears are meshed on two sides of the large gear, a screw is bolted on the axis of the top of the small gear and is rotatably sleeved with the supporting frame, a limiting frame is slidably connected to the top end inside the supporting frame, screw holes in two sides of the bottom of the limiting frame are respectively in threaded connection with the top ends of the surfaces of the two screws, a large chain wheel is rotatably connected to the bottom end of the forklift fork surface, teeth of the large chain wheel are meshed with a chain, a small chain wheel is meshed on the right side inside the chain, a protective frame is bolted on the rear side of the small chain wheel and is hinged to the forklift fork, a transmission mechanism is bolted on the surface of the large chain wheel and is in threaded connection with the screw, the speed reducing motor can drive the small gear to rotate through the large gear, the small gear can drive the transmission mechanism to rotate through the screw, the transmission mechanism can drive the chain to rotate through the large chain, the chain wheel can drive the protective frame to rotate, the protective frame can limit the right end of the forklift fork, and prevent goods from sliding off from the right side of the forklift fork; the gear motor can drive the pinion to rotate through the big gear, the pinion can drive the limiting frame to move up and down through the screw, and the limiting frame can clamp goods downwards; can form the spacing protection architecture to the goods in the side of goods through the fender bracket, avoid the goods landing, can be spacing downwards the goods through spacing, avoid the goods to rock from top to bottom at the in-process of jolting and bump with the fork of fork truck, avoid the goods impaired, play to rise to carry out safety protection to fork truck.

Preferably, the transmission mechanism further comprises a moving block, a hinged rod and a transmission rod, the rear side of the moving block is connected with the inside of the supporting frame in a sliding mode, threads at the bottom ends of the surfaces of the two screws are connected with screw holes in the moving block in a threaded mode, the right end of the bottom of the moving block is hinged to the top end of the hinged rod, the bottom end of the hinged rod is hinged to the right end of the transmission rod, the left end of the transmission rod is hinged to the inside of the supporting frame, and the transmission mechanism further comprises a transmission assembly.

Further, the screw rod can drive the moving block to move upwards by utilizing the threads, the moving block is arranged in a sliding mode through the sliding rail and the supporting frame, the moving block is guided, the moving block can stably move up and down, the moving block can drive the hinge rod to move upwards, the hinge rod can drive the transmission rod to rotate upwards, the transmission rod is arranged in a rotating mode through the bearing and the supporting frame, and the rotating stability of the transmission rod is guaranteed.

Preferably, the transmission assembly comprises a steel wire rope and a winding wheel, the right end of the surface of the transmission rod is hinged to the top end of the steel wire rope, the bottom end of the steel wire rope is wound inside the winding wheel, and the rear side of the winding wheel is bolted to the surface of the large chain wheel.

Furthermore, the transmission rod can drive the steel wire rope to move, the bottom end of the steel wire rope penetrates through the hole in the bottom of the supporting frame and extends to the bottom of the supporting frame, the steel wire rope is wound on the winding wheel due to the bottom end of the steel wire rope, the winding wheel can be driven to rotate anticlockwise in the upward moving process of the steel wire rope, and the winding wheel can drive the large chain wheel to rotate anticlockwise.

Preferably, the fork of the forklift is of an L-shaped structure, threads are formed in the top end and the bottom end of the surface of the screw rod, and the tooth directions of the two threads are opposite.

Further, the goods are conveniently inserted to the structure of fork truck fork, can use the spring to carry on spacingly between the bottom on fork truck fork right side and the left side of fender bracket, and the spring gives the clockwise pivoted power way of fender bracket, can drive the fender bracket after the fender bracket upwards rotates and rotate downwards.

Preferably, a partition plate is bolted to the inside of the support frame, and the inside of the partition plate is rotatably sleeved with the surface of the screw rod.

Further, the baffle is used for supporting the screw rod, lets the screw rod rotate the setting through bearing and carriage, ensures screw rod pivoted stationarity.

Preferably, the limiting frame comprises a slide bar and an L-shaped clamp, and the surface of the slide bar is connected with the top end inside the supporting frame in a sliding mode.

Further, the draw runner passes through the slide rail and slides with the carriage and sets up, guides the draw runner, lets the reciprocating that the draw runner can be steady, can adopt pneumatic cylinder or electric push rod to connect between draw runner and the L type clamp, conveniently adjusts the height that the L type pressed from both sides.

Has the advantages that:

1. the gear motor can drive the small gear to rotate through the large gear, the small gear can drive the transmission mechanism to rotate through the screw rod, the transmission mechanism can drive the chain to rotate through the large chain wheel, the chain can drive the protection frame to rotate through the small chain wheel, the right end of the fork of the forklift can be limited by the protection frame, and goods are prevented from sliding off from the right side of the fork of the forklift;

2. the gear motor can drive the pinion to rotate through the big gear, the pinion can drive the limiting frame to move up and down through the screw, and the limiting frame can clamp goods downwards;

the utility model discloses in: can form the spacing protection architecture to the goods in the side of goods through the fender bracket, avoid the goods landing, can be spacing downwards the goods through spacing, avoid the goods to rock from top to bottom at the in-process of jolting and bump with the fork of fork truck, avoid the goods impaired, play to rise to carry out safety protection to fork truck.

Drawings

Fig. 1 is a schematic front view of a lifting safety protection device for a forklift truck according to the present invention;

fig. 2 is a schematic structural view of a transmission mechanism of the forklift lifting safety protection device provided by the utility model;

fig. 3 is a schematic view of a chain rear view structure of a forklift lifting safety protection device provided by the utility model;

fig. 4 is the utility model provides a fork truck plays to rise safety arrangement's big sprocket stereogram.

In the figure: 1. a forklift fork; 2. a transmission mechanism; 21. a moving block; 22. a hinged lever; 23. a transmission rod; 24. a wire rope; 25. a winding wheel; 3. a support frame; 4. a reduction motor; 5. a bull gear; 6. a pinion gear; 7. a screw; 8. a limiting frame; 9. a large sprocket; 10. a chain; 11. a small sprocket; 12. a protective frame.

Detailed Description

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

Examples

Referring to fig. 1-4, a forklift lifting safety protection device comprises a forklift fork 1, a supporting frame 3 is bolted on the right side of the forklift fork 1, a speed reducing motor 4 is bolted inside the supporting frame 3, a large gear 5 is bolted on the output end of the speed reducing motor 4, both sides of the large gear 5 are engaged with small gears 6, a screw 7 is bolted on the axis of the top of the small gear 6, the surface of the screw 7 is rotatably sleeved with the inside of the supporting frame 3, the top end inside the supporting frame 3 is slidably connected with a limiting frame 8, screw holes on both sides of the bottom of the limiting frame 8 are respectively in threaded connection with the top ends of the surfaces of the two screw rods 7, the bottom end of the forklift fork 1 is rotatably connected with a large chain wheel 9, teeth of the large chain wheel 9 are engaged with a chain 10, the right side inside the chain 10 is engaged with a small chain wheel 11, the rear side of the small chain wheel 11 is bolted with a protection frame 12, the left end of the protection frame 12 is hinged with the right end of the bottom of the forklift fork 1, the surface of the big chain wheel 9 is bolted with a transmission mechanism 2, the transmission mechanism 2 is in threaded connection with a screw 7, a fork 1 of the forklift is arranged on a lifting mechanism at the head part of the forklift, the forklift inserts goods into the fork 1 of the forklift through the fork 1 of the forklift, at the moment, the power supply of a gear motor 4 is switched on, the gear motor 4 can drive a big gear 5 to rotate, the big gear 5 can drive two small gears 6 to rotate, the small gears 6 can drive the screw 7 to rotate, the screw 7 is rotationally arranged with a support frame 3 through a bearing to ensure the rotational stability of the screw 7, the screw 7 can drive the transmission mechanism 2 to rotate by utilizing threads, the transmission mechanism 2 can drive a big chain wheel 9 to rotate, the big chain wheel 9 is rotationally arranged with the fork 1 of the forklift through a bearing to ensure the rotational stability of the big chain wheel 9, the big chain wheel 9 can drive a chain 10 to rotate, and the chain 10 can drive a small chain wheel 11 to rotate, little sprocket 11 can drive fender bracket 12 and rotate, fender bracket 12 can form the protective screen at the right-hand member of fork 1 of fork truck and carry on spacingly to the goods, avoid the goods landing, screw rod 7 can utilize the screw thread at top to drive spacing 8 downstream, spacing 8 downstream can carry out the centre gripping spacing to the top of goods downwards, avoid the goods to appear rocking, can form the spacing protection architecture to the goods in the side of goods through fender bracket 12, avoid the goods landing, can be spacing the goods downwards through spacing 8, avoid the goods to rock from top to bottom at the in-process of jolting and bump with fork truck fork 1, avoid the goods impaired, play to rise to carry out safety protection to fork truck.

The utility model discloses in, drive mechanism 2 still includes movable block 21, hinged rod 22 and transfer line 23, the rear side of movable block 21 and the inside sliding connection of carriage 3, the screw thread of two screw rod 7 surface bottoms all with the inside screw threaded connection of movable block 21, the right-hand member of movable block 21 bottom is articulated with hinged rod 22's top, hinged rod 22's bottom is articulated with the right-hand member of transfer line 23, the left end of transfer line 23 is articulated with carriage 3's inside, drive mechanism 2 still includes drive assembly, screw rod 7 utilizes the screw thread to drive movable block 21 and removes, movable block 21 passes through the slide rail and slides with carriage 3 and set up, guide movable block 21, let movable block 21 can be steady reciprocate, movable block 21 can drive hinged rod 22 and remove, hinged rod 22 can drive transfer line 23 and rotate, transfer line 23 passes through the bearing and rotates the setting with carriage 3, guarantee transfer line 23 pivoted stationarity.

The utility model discloses in, drive assembly includes wire rope 24 and wind-up wheel 25, the right-hand member on transfer line 23 surface is articulated with wire rope 24's top, wire rope 24's bottom and wind-up wheel 25's inside winding, the rear side of wind-up wheel 25 and big sprocket 9's surface bolt, transfer line 23 can drive wire rope 24 and remove, wire rope 24's bottom runs through the hole of carriage 3 bottoms and extends to carriage 3's bottom, wire rope 24 is because its bottom winding is on wind-up wheel 25, wire rope 24 upward movement in-process can drive wind-up wheel 25 anticlockwise rotation, wind-up wheel 25 can drive big sprocket 9 anticlockwise rotation.

The utility model discloses in, fork truck fork 1 is L type structure, and the screw thread is all seted up to the top and the bottom on screw rod 7 surface, and the tooth trend of two screw threads is opposite, and fork truck fork 1's structure is convenient to be inserted and is got the goods, can use the spring to carry on spacingly between the bottom on fork truck fork 1 right side and the left side of fender bracket 12, and the spring gives fender bracket 12 clockwise turning's power way, can drive fender bracket 12 and rotate downwards after fender bracket 12 upwards rotates.

The utility model discloses in, the inside bolt of carriage 3 has the baffle, and the inside of baffle is rotated with the surface of screw rod 7 and is cup jointed, and the baffle is used for supporting screw rod 7, lets screw rod 7 can rotate the setting through bearing and carriage 3, ensures 7 pivoted stationarities of screw rod.

The utility model discloses in, spacing 8 includes that draw runner and L type press from both sides, the surface of draw runner and the inside top sliding connection of carriage 3, and the draw runner passes through slide rail and 3 slip settings of carriage, guides the draw runner, lets reciprocating that the draw runner can be steady, can adopt pneumatic cylinder or electric push rod to connect between draw runner and the L type clamp, conveniently adjusts the height that the L type pressed from both sides.

The working principle is as follows: the forklift fork 1 is arranged on a lifting mechanism at the head of the forklift, the forklift inserts goods into the forklift fork 1 through the forklift fork 1, at the moment, the power supply of the reducing motor 4 is switched on, the reducing motor 4 can drive the large gear 5 to rotate, the large gear 5 can drive the two small gears 6 to rotate, the small gears 6 can drive the screw 7, the screw 7 is rotatably arranged with the supporting frame 3 through the bearing, the rotating stability of the screw 7 is ensured, the screw 7 can drive the moving block 21 to move upwards by utilizing threads, the moving block 21 is slidably arranged with the supporting frame 3 through the slide rail to guide the moving block 21, the moving block 21 can stably move up and down, the moving block 21 can drive the hinge rod 22 to move upwards, the hinge rod 22 can drive the transmission rod 23 to rotate upwards, the transmission rod 23 is rotatably arranged with the supporting frame 3 through the bearing, the rotating stability of the transmission rod 23 is ensured, and the transmission rod 23 can drive the steel wire rope 24 to move upwards, the bottom end of the steel wire rope 24 penetrates through a hole in the bottom of the supporting frame 3 and extends to the bottom of the supporting frame 3, the steel wire rope 24 is wound on the winding wheel 25 due to the bottom end, the winding wheel 25 can be driven to rotate anticlockwise by the steel wire rope 24 in the upward movement process, the large chain wheel 9 can be driven to rotate anticlockwise by the winding wheel 25, the large chain wheel 9 is rotatably arranged with the forklift fork 1 through a bearing, the rotation stability of the large chain wheel 9 is guaranteed, the large chain wheel 9 can drive the chain 10 to rotate anticlockwise, the chain 10 can drive the small chain wheel 11 to rotate anticlockwise, the small chain wheel 11 can drive the protective frame 12 to rotate upwards, the protective frame 12 can form a barrier at the right end of the forklift fork 1 to limit the goods and prevent the goods from sliding down, meanwhile, the screw 7 can drive the limiting frame 8 to move downwards by utilizing threads on the top part, and the downward limiting frame 8 can clamp and limit the top part of the goods downwards, avoid the goods to appear rocking.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a fork truck plays to rise safety arrangement, including fork truck fork (1), a serial communication port, the right side bolt of fork truck fork (1) has connect carriage (3), the inside bolt of carriage (3) has connect gear motor (4), the output end bolt of gear motor (4) has connect gear wheel (5), the both sides of gear wheel (5) all mesh has pinion (6), axle center department bolt at pinion (6) top has screw rod (7), screw rod (7) rotate with carriage (3) and cup joint, the inside top sliding connection of carriage (3) has spacing (8), the screw of spacing (8) bottom both sides respectively with the top threaded connection on two screw rod (7) surfaces, the bottom rotation on fork truck fork (1) surface is connected with big sprocket (9), the tooth meshing of big sprocket (9) has chain (10), the inside right side meshing of chain (10) has little sprocket (11), the rear side bolt of little sprocket (11) has fender bracket (12), fender bracket (12) and fork truck (1) articulated drive mechanism has connected with big sprocket (2) surface, screw rod (7) screw rod (2).

2. The lifting safety protection device of the forklift as recited in claim 1, wherein the transmission mechanism (2) further comprises a moving block (21), a hinged rod (22) and a transmission rod (23), the rear side of the moving block (21) is slidably connected with the inside of the supporting frame (3), the threads at the bottom ends of the surfaces of the two screws (7) are both in threaded connection with screw holes inside the moving block (21), the right end of the bottom of the moving block (21) is hinged to the top end of the hinged rod (22), the bottom end of the hinged rod (22) is hinged to the right end of the transmission rod (23), the left end of the transmission rod (23) is hinged to the inside of the supporting frame (3), and the transmission mechanism (2) further comprises a transmission component.

3. A forklift lifting safety protection device as claimed in claim 2, wherein the transmission assembly comprises a steel wire rope (24) and a winding wheel (25), the right end of the surface of the transmission rod (23) is hinged with the top end of the steel wire rope (24), the bottom end of the steel wire rope (24) is wound with the inside of the winding wheel (25), and the rear side of the winding wheel (25) is bolted with the surface of the large chain wheel (9).

4. The forklift lifting safety protection device as claimed in claim 1, wherein the forklift fork (1) is of an L-shaped structure, the top end and the bottom end of the surface of the screw rod (7) are both provided with threads, and the tooth directions of the two threads are opposite.

5. A forklift lifting safety protection device as claimed in claim 1, wherein the inside of the supporting frame (3) is bolted with a partition plate, and the inside of the partition plate is rotatably sleeved with the surface of the screw (7).

6. The safety protection device for lifting of the forklift as claimed in claim 1, wherein the limiting frame (8) comprises a slide bar and an L-shaped clamp, and the surface of the slide bar is slidably connected with the top end inside the supporting frame (3).