CN213037369U

CN213037369U - Be applied to fork truck's fork truck elevating gear

Info

Publication number: CN213037369U
Application number: CN202021867495.5U
Authority: CN
Inventors: 夏昊; 任文月; 刘艳晶
Original assignee: Hebei Longdeyao Machinery Manufacturing Co ltd
Current assignee: Hebei Longdeyao Machinery Manufacturing Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-04-23
Anticipated expiration: 2030-09-01

Abstract

The utility model discloses a be applied to fork truck's fork truck elevating gear, including the fork truck body, the inside movable groove of having seted up of fork truck body, the inside hydraulic pump that is equipped with of movable groove, hydraulic pump top fixedly connected with movable rod, the spout has all been seted up to the inside both sides of fork truck body, spout and movable rod sliding connection, fork truck body inner wall is kept away from spout one side and all is seted up flutedly. The utility model discloses a start the hydraulic pump and drive the gear with the movable rod and reciprocate, make the chain of gear outer wall meshing drive the crane and reciprocate, when the goods was by the lifting, the crane slides at the slide bar outer wall, make two first springs carry out the elasticity with the slide bar, crane and fixture block contact during the goods lifting, the crane is avoided colliding with the fork truck body in third spring elastic action shock attenuation, the crane descends to make crane and second spring contact bottom the recess, the crane that drops cushions, the impact has been reduced.

Description

Be applied to fork truck's fork truck elevating gear

Technical Field

The utility model relates to a fork truck field, concretely relates to be applied to fork truck's fork truck elevating gear.

Background

Fork trucks are industrial handling vehicles, and refer to various wheeled handling vehicles that perform handling, stacking, and short-distance transport operations on piece pallet goods. It is commonly used for transportation of large warehouse goods, and is usually driven by an oil-burning engine or a battery. Forklifts play a very important role in logistics systems of enterprises, being the prime force among materials handling equipment. The tray cargo handling device is widely applied to ports, stations, airports, goods yards, factory workshops, warehouses, circulation centers, distribution centers and the like, carries out loading, unloading and carrying operation of tray cargos in cabins, carriages and containers, and is essential equipment in tray transportation and container transportation.

The chain bearing rod of the existing forklift lifting device is likely to be stressed too much when loaded to be bent, normal operation of the lifting device is affected, labor intensity of a hydraulic pump is increased, service life of the hydraulic pump is shortened, and if an accident fault occurs, a pallet fork falls to cause casualties and property loss.

Therefore, it is necessary to provide a forklift lifting device applied to a forklift to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a forklift lifting device applied to a forklift, when goods need to be lifted or lowered in the transportation process, the hydraulic pump is started to drive the movable rod to drive the gear to move up and down in the vertical direction in the sliding chute, so that the chain meshed with the outer wall of the gear drives the lifting frame to move up and down in the vertical direction in the groove, meanwhile, when the goods are lifted, the lifting frame slides on the outer wall of the sliding rod, so that the two first springs tighten or loosen the sliding rod, when the goods are lifted to the top of the groove, the lifting frame is contacted with the clamping block, the shock absorption is realized by the elastic action of the third spring, the collision between the lifting frame and the forklift body is avoided, the lifting frame is descended to the bottom of the groove, so that the lifting frame is contacted with the second spring, when the chain rises to the top of the movable groove, the chain is attached to the telescopic pipe, and the lubricating oil in the oil storage tank flows to the gap in the chain by controlling the electromagnetic valve, so that the defects in the technology are overcome.

In order to achieve the above object, the present invention provides the following technical solutions: a forklift lifting device applied to a forklift comprises a forklift body, wherein a movable groove is formed in the forklift body, a hydraulic pump is arranged in the movable groove, a movable rod is fixedly connected to the top of the hydraulic pump, sliding grooves are formed in two sides of the inside of the forklift body and are in sliding connection with the movable rod, a groove is formed in one side, away from the sliding grooves, of the inner wall of the forklift body, a lifting frame is in sliding connection with the inner wall of the groove, first threaded nails are in threaded connection with two sides of the top of the lifting frame, gears are rotatably connected to two ends of the outer wall of the movable rod, the outer wall of each gear is meshed with a chain, a supporting plate is fixedly connected to one side of the inner wall of the movable groove, second threaded nails are in threaded connection with two ends of the top of the supporting plate, a bearing plate is fixedly connected to two ends of, the utility model discloses a fork truck, including bearing plate, spout, slide bar, fork truck body, spout top, draw-in groove, the shifting chute has all been seted up at bearing plate inner wall both ends, slide bar and shifting chute sliding connection, shifting chute inner wall both ends all are equipped with first spring, first spring one side and shifting chute fixed connection, first spring opposite side and slide bar sliding connection, fork truck body bottom one side is equipped with the supporting shoe, the draw-in groove has all been seted up at spout top both ends, the inside sliding connection in draw-in groove has the fixture block, the fixture block top is equipped with the third spring, the inside batch oil tank that is equipped with in fork truck body top, the oiling mouth has been seted up at the batch.

Preferably, the number of the supporting blocks is two, the top of each supporting block is fixedly connected with a fixing rod, the outer wall of each fixing rod is sleeved with a second spring, the bottom wall of each second spring is fixedly connected with the corresponding supporting block, and the top of each second spring is right under the bottom of the corresponding bearing plate.

Preferably, the number of the first springs is four, and the number of the first springs in each group is two.

Preferably, the bottom of the telescopic pipe is provided with a sponge block, and the top of the oil filling port is provided with a sealing plug.

Preferably, the supporting plate is detachably connected with one end of the chain through a second threaded nail, and the other end of the chain is detachably connected with the lifting frame through a first threaded nail.

Preferably, the bottom of the third spring is fixedly connected with a fixture block, and the fixture block is made of a rubber material.

In the technical scheme, the utility model provides a technological effect and advantage:

when goods need to be lifted or lowered in the transportation process, firstly, after a chain is respectively in threaded connection with a supporting plate and a lifting frame through a first threaded nail and a second threaded nail, a hydraulic pump is started to drive a movable rod to vertically move in a sliding groove, so that the chain meshed with the outer wall of the gear drives the lifting frame to vertically move in the groove, meanwhile, when the goods are lifted, the lifting frame slides on the outer wall of the sliding rod, so that two first springs loosen and tighten the sliding rod, when the goods are lifted to the top of the groove, the lifting frame is in contact with a clamping block, the lifting frame is prevented from colliding with a forklift body through the damping of the elastic action of a third spring, the lifting frame descends to the bottom of the groove, so that the lubricating oil in an oil storage tank flows to the gap inside the chain, the lifting frame is attached to a telescopic pipe when the chain ascends to the top of, can cushion the crane that drops, reduce the impact, prevent that elevating gear from appearing unexpected trouble and dropping and cause casualties and loss of property, maintain the chain simultaneously, reduce the intensity of labour of hydraulic pump, increase the life of hydraulic pump.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a sectional view of the overall structure of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

fig. 4 is a top view of the present invention;

fig. 5 is an enlarged view of a structure in fig. 1 according to the present invention.

Description of reference numerals:

1 forklift body, 2 movable grooves, 3 hydraulic pumps, 4 movable rods, 5 grooves, 6 lifting frames, 7 first threaded nails, 8 gears, 9 chains, 10 supporting plates, 11 second threaded nails, 12 bearing plates, 13 supporting blocks, 14 sliding rods, 15 sliding grooves, 16 first springs, 17 oil storage tanks, 18 oil injection ports, 19 telescopic pipes, 20 electromagnetic valves, 21 second springs and 22 clamping blocks.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a forklift lifting device applied to a forklift, as shown in figures 1-5, which comprises a forklift body 1, wherein a movable groove 2 is arranged inside the forklift body 1, a hydraulic pump 3 is arranged inside the movable groove 2, a movable rod 4 is fixedly connected with the top of the hydraulic pump 3, sliding grooves 15 are arranged on both sides inside the forklift body 1, the sliding grooves 15 are in sliding connection with the movable rod 4, grooves 5 are arranged on the inner wall of the forklift body 1 far away from the sliding grooves 15, a lifting frame 6 is in sliding connection with the inner wall of the grooves 5, first screw nails 7 are in threaded connection with both sides of the top of the lifting frame 6, gears 8 are rotatably connected with both ends of the outer wall of the movable rod 4, chains 9 are meshed with the outer wall of the gears 8, a supporting plate 10 is fixedly connected with one side of the inner wall of the movable groove 2, and second screw nails, the two ends of the outer wall of the lifting frame 6 are fixedly connected with a bearing plate 12, the two ends of the inner wall of the movable groove 2 are respectively provided with a slide rod 14, the joint of a forklift body 1 with the slide rods 14 is provided with a bearing, the two ends of the inner wall of the bearing plate 12 are respectively provided with a movable groove, the slide rods 14 are slidably connected with the movable grooves, the two ends of the inner wall of the movable grooves are respectively provided with a first spring 16, one side of each first spring 16 is fixedly connected with the movable grooves, the other side of each first spring 16 is slidably connected with the slide rods 14, one side of the bottom of the forklift body 1 is provided with a supporting block 13, the two ends of the top of each sliding groove 15 are respectively provided with a clamping groove, the clamping groove is internally and slidably connected with a clamping block 22, the top of the clamping block 22 is provided with a third spring, an oil storage tank 17 is, the electromagnetic valve 20 is arranged in the extension tube 19, when goods need to be lifted or lowered in the transportation process, firstly, the chain 9 is respectively in threaded connection with the support plate 10 and the lifting frame 6 through the first threaded nail 7 and the second threaded nail 11, the hydraulic pump 3 is started to drive the movable rod 4 to drive the gear 8 to vertically move in the sliding groove 15, the chain 9 meshed with the outer wall of the gear 8 drives the lifting frame 6 to vertically move in the groove 5, the forklift has the lifting function, the safety of lifting and carrying the goods is guaranteed, the labor force of workers is reduced, meanwhile, when the goods are lifted, the lifting frame 6 slides on the outer wall of the sliding rod 14, the sliding rod 14 is loosened by the two first springs 16, the situation that when the lifting frame 6 is lifted by the chain 9 is avoided, the bearing pressure is too high, the chain 9 is easily damaged, and the falling fork can be buffered, the impact force is reduced, prevent that unexpected trouble from dropping and causing casualties and loss of property in crane 6, crane 6 contacts with fixture block 22 when the goods is lifted to recess 5 top simultaneously, avoid crane 6 and fork truck body 1 to bump through third spring elastic force effect shock attenuation, crane 6 descends to recess 5 bottom and makes crane 6 and second spring 21 contact, the elastic force effect of second spring 21 makes the goods lifting, avoid power trouble to cause the high slump of goods support frame during the decline, it causes the goods damage to have reached prevention power trouble, guarantee the safe purpose in the goods transportation handling, laminate with flexible pipe 19 when chain 9 rises to activity groove 2 top, through control solenoid valve 20, make the inside lubricating oil of oil storage tank 17 flow to the inside clearance of chain 9, reduce wearing and tearing.

Further, in the above technical scheme, the number of the supporting blocks 13 is two, the top of each supporting block 13 is fixedly connected with a fixing rod, the outer wall of each fixing rod is sleeved with a second spring 21, the bottom wall of each second spring 21 is fixedly connected with the corresponding supporting block 13, the top of each second spring 21 is right opposite to the bottom of the corresponding bearing plate 12, the lifting frame 6 descends to the bottom of the corresponding groove 5 to enable the lifting frame 6 to be in contact with the corresponding second spring 21, the goods are lifted under the elastic action of the second springs 21, and the situation that the goods support frame is highly suddenly descended due to power failure is avoided when the goods descend is avoided, so that the purposes of preventing the goods from being damaged due to the power failure and guaranteeing.

Further, in the above technical scheme, the number of first springs 16 sets up to four groups, and every group the number of first springs 16 sets up to two, and crane 6 slides at slide bar 14 outer wall, makes two first springs 16 carry out the elasticity with slide bar 14, avoids chain 9 to lift crane 6 when rising, and bearing pressure is too big, leads to chain 9 to take place to damage easily, can cushion the fork that drops, has reduced the impact, prevents that crane 6 from appearing unexpected trouble and dropping and causing casualties and loss of property.

Further, in the above technical solution, a sponge block is arranged at the bottom of the telescopic pipe 19, a sealing plug is arranged at the top of the oil filling port 18 to prevent the leakage of the lubricating oil, and the chain 9 is maintained by the sponge block which is full of the lubricating oil.

Furthermore, in the above technical scheme, the backup pad 10 can be dismantled with 9 one ends of chain through second screw 11 and be connected, the 9 other ends of chain can be dismantled with crane 6 through first screw 7 and be connected, with chain 9 respectively through first screw 7 and second screw 11 respectively with backup pad 10 and crane 6 threaded connection, be convenient for the chain 9 to change the maintenance.

Further, in the above technical scheme, the bottom of the third spring is fixedly connected with the fixture block 22, the fixture block 22 is made of rubber materials, when the goods are lifted to the top of the groove 5, the lifting frame 6 is in contact with the fixture block 22, and the lifting frame 6 is prevented from colliding with the forklift body 1 through the damping of the elastic action of the third spring.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when goods need to be lifted or lowered in the transportation process, firstly, a chain 9 is respectively in threaded connection with a support plate 10 and a lifting frame 6 through a first threaded nail 7 and a second threaded nail 11, a hydraulic pump 3 is started to drive a movable rod 4 to drive a gear 8 to vertically move in a sliding groove 15, the chain 9 meshed with the outer wall of the gear 8 drives the lifting frame 6 to vertically move in a groove 5, meanwhile, when the goods are lifted, the lifting frame 6 slides on the outer wall of a sliding rod 14, the sliding rod 14 is loosened and loosened by two first springs 16, when the goods are lifted to the top of the groove 5, the lifting frame 6 is in contact with a clamping block 22, the lifting frame 6 is prevented from colliding with a forklift body 1 through the elastic action of a third spring, the lifting frame 6 descends to the bottom of the groove 5 to enable the lifting frame 6 to, when the chain 9 rises to the top of the movable groove 2, the oil comes into contact with the telescopic tube 19, and the lubricating oil in the oil reservoir 17 flows into the gap in the chain 9 by controlling the solenoid valve 20.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a be applied to fork truck elevating gear of fork truck, includes fork truck body (1), its characterized in that: the forklift is characterized in that a movable groove (2) is formed in the forklift body (1), a hydraulic pump (3) is arranged in the movable groove (2), a movable rod (4) is fixedly connected to the top of the hydraulic pump (3), sliding grooves (15) are formed in two sides of the forklift body (1), the sliding grooves (15) are in sliding connection with the movable rod (4), a groove (5) is formed in one side, away from the sliding grooves (15), of the inner wall of the forklift body (1), a lifting frame (6) is in sliding connection with the inner wall of the groove (5), first threaded nails (7) are in threaded connection with two sides of the top of the lifting frame (6), gears (8) are rotatably connected to two ends of the outer wall of the movable rod (4), chains (9) are meshed with the outer wall of the gears (8), a supporting plate (10) is fixedly connected to one side of the inner wall of the movable groove (2), and, the lifting frame (6) is characterized in that both ends of the outer wall of the lifting frame (6) are fixedly connected with bearing plates (12), both ends of the inner wall of the movable groove (2) are provided with slide rods (14), the joint of the fork truck body (1) of the slide rods (14) is provided with a bearing, both ends of the inner wall of the bearing plates (12) are provided with moving grooves, the slide rods (14) are slidably connected with the moving grooves, both ends of the inner wall of the moving grooves are provided with first springs (16), one side of each first spring (16) is fixedly connected with the moving groove, the other side of each first spring (16) is slidably connected with the corresponding slide rod (14), one side of the bottom of the fork truck body (1) is provided with a supporting block (13), both ends of the top of the sliding groove (15) are provided with clamping grooves, the clamping blocks (22) are slidably connected inside the clamping grooves, the tops, an oil filling opening (18) is formed in the top of the oil storage tank (17), an oil outlet is formed in the bottom of the oil storage tank (17), a telescopic pipe (19) is fixedly connected to the bottom of the oil outlet, and an electromagnetic valve (20) is arranged inside the telescopic pipe (19).

2. The forklift lifting device applied to the forklift as recited in claim 1, wherein: the number of the supporting blocks (13) is two, the top of each supporting block (13) is fixedly connected with a fixing rod, the outer wall of each fixing rod is sleeved with a second spring (21), the bottom wall of each second spring (21) is fixedly connected with the corresponding supporting block (13), and the top of each second spring (21) is just opposite to the bottom of the corresponding bearing plate (12) below.

3. The forklift lifting device applied to the forklift as recited in claim 1, wherein: the number of the first springs (16) is set to four groups, and the number of the first springs (16) in each group is set to two.

4. The forklift lifting device applied to the forklift as recited in claim 1, wherein: a sponge block is arranged at the bottom of the extension tube (19), and a sealing plug is arranged at the top of the oil filling opening (18).

5. The forklift lifting device applied to the forklift as recited in claim 1, wherein: the supporting plate (10) is detachably connected with one end of the chain (9) through a second threaded nail (11), and the other end of the chain (9) is detachably connected with the lifting frame (6) through a first threaded nail (7).

6. The forklift lifting device applied to the forklift as recited in claim 1, wherein: the bottom of the third spring is fixedly connected with a clamping block (22), and the clamping block (22) is made of rubber materials.