CN216377351U - Forklift truck - Google Patents

Abstract

The utility model belongs to the technical field of forklifts, and particularly discloses a forklift which comprises a forklift main body, wherein a lateral fork is arranged on the forklift main body, an auxiliary balancing unit is arranged at the lower part of the forklift main body, the auxiliary parallel unit comprises a bottom plate fixed with the forklift main body, a rocker mechanism is arranged on the same side of the bottom plate and the lateral fork, the rocker mechanism can be unfolded and retracted, and the rocker mechanism is self-locked after being unfolded outwards to reach a stroke dead point. Compared with the prior art, the forklift adopts the auxiliary balance unit to balance the gravity of the lateral fork for taking the goods, so that the dead weight of the forklift is greatly reduced, the use efficiency of the forklift is high, the inertia is small, and the energy consumption is reduced.

Description

Forklift truck

Technical Field

The utility model belongs to the technical field of forklifts, and particularly discloses a forklift.

Background

The forklift is an industrial carrying vehicle, is used for loading, unloading, stacking and carrying finished goods which are placed by using a tray, is generally suitable for short-distance transportation operation, is widely applied to distribution centers and distribution centers such as stations, airports, docks, goods yards, warehouses and the like, and is indispensable operation equipment in workshops for production and manufacturing enterprises.

At present, a balanced counter weight forklift is mostly adopted for transporting, loading and unloading goods in a factory, a lifting fork is arranged in front of the forklift, and the forklift moves goods forwards and backwards and can only take the goods in front of the fork. If need get the side goods and need fork truck to turn to, whole action is complicated, needs the place space great, and fork truck uses required passageway to enlarge, influences the storage space.

For this purpose, the forks are designed on the sides of the truck, and in order to influence the normal use of the truck, the lateral forks are usually arranged in a telescopic manner. However, most of the existing telescopic units are applied to the telescopic structure of the lateral fork, and the problems that the telescopic distance of the lateral fork is limited, the whole structure is complex, the stress of the extending part is limited, the telescopic process is not stable and the like can occur.

The design of side direction fork can make fork truck not turn round just can realize loading and unloading to the side goods, has improved fork truck's work efficiency greatly. In order to ensure that the lateral fork cannot incline or turn over when forking goods, the side face of the forklift needs to be subjected to counter weight or dead weight of the forklift is increased, but the dead weight of the forklift is large, and the forklift is low in efficiency, large in inertia and serious in energy consumption in the using process.

Disclosure of Invention

The utility model aims to provide a forklift, and the forklift is used for solving the problems that after a lateral fork is designed on the forklift, the telescopic distance of the lateral fork is limited, the overall structure is complex, and the use of the lateral fork causes low efficiency and serious energy consumption of the forklift.

In order to achieve the purpose, the basic scheme of the utility model is as follows: the utility model provides a forklift, includes the fork truck main part, is equipped with the side direction fork in the fork truck main part, fork truck main part lower part is equipped with supplementary balanced unit, supplementary parallel unit includes the bottom plate fixed with the fork truck main part, the bottom plate is equipped with rocker mechanism with the homonymy of side direction fork, rocker mechanism can expand and contract, and rocker mechanism outwards expands and reaches auto-lock behind stroke "dead point".

The working principle of the basic scheme is as follows:

when this fork truck's side direction fork used, before fork truck stretched out the side direction fork and got the goods, stretched out the supplementary balanced unit of side direction fork homonymy, carried out balanced support earlier to fork truck. When the auxiliary balancing unit is used, the rocker mechanism is unfolded outwards to form a stroke dead point and then is locked, so that the rocker mechanism has lever acting force to balance the weight of goods on the lateral fork, and after the lateral fork of the forklift picks up the goods, the auxiliary balancing unit is arranged below the lateral fork to support the goods.

The beneficial effect of this basic scheme lies in:

1. the auxiliary balancing unit is used for extending into the side fork in advance to support the fork before the side fork is used, so that the fork keeps balance in advance, and the fork is prevented from inclining or turning on one side; compare and use counter weight mechanism, supplementary balanced unit simple structure, reducible fork truck's dead weight, fork truck's dead weight reduces the back, and fork truck's efficiency improves, inertia reduces, the power consumption reduction.

2. The auxiliary balance unit in the forklift carries out balance support on the goods on the lateral fork under the action of the lever through the rocker mechanism, the supporting force is strong, the auxiliary balance unit is suitable for carrying out timely balance support on the goods with different gravities, the rocker mechanism can be retracted when the auxiliary balance unit is not suitable for use, and the space required by the forklift is greatly saved.

3. This supplementary balanced unit among fork truck expandes outward through rocker mechanism and locks after reaching the stroke dead point, and the effect through lever principle carries out balanced support to the goods on the side direction fork, and the holding power is stronger, is applicable to the goods to different gravity and carries out in time balanced support, and rocker mechanism can retrieve when not using, has also practiced thrift fork truck greatly and has used required space.

Compared with the prior art, the forklift adopts the auxiliary balance unit to balance the gravity of the lateral fork for taking the goods, so that the dead weight of the forklift is greatly reduced, the use efficiency of the forklift is high, the inertia is small, and the energy consumption is reduced.

Further, be equipped with the telescoping unit on the fork of fork truck main part, the side direction fork passes through telescoping unit and fork telescopic connection, and the telescoping unit can realize the flexible stroke multiplication of side direction fork.

When this fork truck's side direction fork used, the flexible unit of accessible control side direction fork stretches out, and flexible unit can realize the flexible stroke multiplication of side direction fork, and the holistic size of fork truck is reduced in the better field space of economizing, adapts to littleer goods shelves space, and goods shelves can be put densely a bit, improve warehouse space usage rate.

Further, flexible unit includes mounting panel and one-level double rack structure, side direction fork sliding connection is on the mounting panel, and one-level double rack structure is including the one-level fixed rack, one-level master gear and the one-level slip rack that mesh in proper order, one-level fixed rack and mounting panel fixed connection, one-level slip rack and mounting panel sliding connection, be equipped with the link on the one-level slip rack, the link is connected with the side direction fork.

When the lateral fork of the forklift is used, the extension of the lateral fork can be controlled through the telescopic unit, the primary main gear is moved, and the primary main gear can rotate in the moving process due to the meshing of the primary main gear and the primary fixed rack; the first-stage sliding rack is meshed with the first-stage main gear, and the first-stage main gear rotates to drive the first-stage sliding rack to slide, so that the connecting frame can be driven and the side fork can be extended out in a sliding manner; meanwhile, the primary main gear moves, so that the sliding distance of the primary sliding rack is increased, and the connecting frame is further driven and the lateral fork slides and extends out. Under the removal and the rotation effect of one-level master gear, can make one-level slip rack stretch out once respectively, even link and side direction fork stretch out twice, for current extending structure, increased the distance that stretches out of side direction fork, and overall structure is simple, and flexible process is steady. Compared with the common gear rack mechanism, the fork lifting mechanism can multiply the stroke and the speed, and can quickly extend the lateral fork.

This fork truck's side direction fork is through using one-level double rack structure to realize flexible, can make the side direction fork stretch out one section distance in the rotation of one-level master gear, and the removal of one-level master gear also can make the side direction fork stretch out one section distance, realizes that same flexible unit multiplication formula is flexible, for current extending structure, has increased the distance that stretches out of side direction fork. Meanwhile, the telescopic unit of the forklift is formed by only combining a gear and two rack structures, the whole structure is simple, and the lateral fork is integrally connected with the mounting plate in a sliding manner, so that the extending process of the lateral fork is stable, and the stress is strong after the lateral fork is extended.

Furthermore, the lateral fork comprises two fork plates, two sides of the connecting frame are respectively and fixedly connected with the two fork plates, sliding frames are arranged on the mounting plate and positioned on two sides of the connecting frame, and the fork plates are in sliding connection with the sliding frames; be equipped with second grade double rack structure between link and the fork board, second grade double rack structure is including the second grade fixed rack, second grade master gear and the second grade slip rack of meshing in proper order, second grade fixed rack sets up on the carriage, second grade slip rack sets up on side direction goods fork, the second grade master gear is connected with the link.

Through the design of fork board and carriage, can make the side direction fork suitability higher, the side direction fork slides more steadily. The one-level double-rack structure can also easily drive the lateral fork to stretch out and draw back. The sliding frame can be driven to slide through the primary double-rack structure, the secondary main gear can move along with the sliding frame, meanwhile, the secondary main gear can rotate, the fork plates can extend out once under the rotating and moving effects of the secondary main gear, and the long-distance extension of the lateral fork is further increased. Meanwhile, the expansion is simply realized through a two-stage double-rack structure, on one hand, the whole structure is simpler, and on the other hand, the expansion amplitude is larger, so that the use and the retraction are convenient.

Further, the fork plate comprises a sliding plate and an extending plate which are both connected with the sliding frame, and the sliding plate is connected with the secondary sliding rack; the sliding plate and stretch out and be equipped with tertiary double rack structure between the board, tertiary double rack structure is including the tertiary fixed rack, gear train and the tertiary sliding rack that mesh in proper order, tertiary fixed rack sets up on the carriage, tertiary sliding rack sets up on stretching out the board, the gear train all sets up on the sliding plate.

Can drive the sliding plate through second grade double rack structure and slide, can make the gear train remove thereupon, the gear train will rotate simultaneously, and then makes the board of stretching out all stretch out once under the rotation of gear train and removal effect, further increases the long distance of side direction fork and stretches out and draw back. Meanwhile, the expansion is simply realized through a three-level double-rack structure, on one hand, the whole structure is simpler, and on the other hand, the expansion amplitude is larger, so that the use and the retraction are convenient.

Further, the primary main gear, the secondary main gear and the tertiary main gear are respectively positioned at the central positions of the primary fixed rack, the secondary fixed rack and the tertiary fixed rack.

Make the side direction fork can stretch out from arbitrary side direction, and through one-level double rack structure, second grade double rack structure and the multistage multiplication formula of tertiary double rack structure flexible, can fully make the side direction fork stretch out, more do benefit to the fork and get the goods, also make things convenient for the use that compact structure does not influence fork truck after the side direction fork is folded up simultaneously.

Furthermore, the rocker mechanism comprises a joint, a driving piece, a swinging piece and a supporting piece, wherein the joint is arranged on the bottom plate in a sliding mode, one end of the driving piece is hinged with the joint, and the other end of the driving piece is hinged with the middle of the swinging piece; the other end of the driving piece is hinged with the middle part of the swinging piece; one end of the swinging piece and one end of the supporting piece are respectively hinged with the side part of the bottom plate, a sliding sleeve is arranged on the supporting piece in a sliding manner, and the other end of the swinging piece is hinged with the sliding sleeve; the swinging of the swinging piece can drive the sliding sleeve to slide on the supporting piece, so that the swinging piece and the supporting piece are locked after being unfolded along the side part of the bottom plate to reach the stroke dead point.

The joint can drive one end of the driving piece to slide after sliding, so that the driving piece can be unfolded, and the swinging piece hinged with the driving piece can rotate and unfold along the hinged part with the bottom plate. Because the sliding sleeve is arranged on the supporting piece in a sliding mode, the other end of the swinging piece is hinged to the sliding sleeve, the swinging piece swings to enable the supporting piece to be opened, and the auxiliary balancing unit on the side face of the bottom plate is opened to support the forklift. At the moment, goods are forked by using the side goods shelf above the auxiliary balancing unit, and the forklift can be prevented from inclining or turning on one side under the action of the rocker mechanism. The driving piece slides to the extreme position, can drive the swing piece swing, and then drives the sliding sleeve and slide on support piece, makes swing piece and support piece expand to the biggest along the bottom plate lateral part, and swing piece and support piece form the stroke dead point and support, and the support effort that the stroke dead point possesses is great, is enough to be used for the gravity of balanced side direction goods fork on goods.

Further, the supporting piece comprises a sliding rail block and foot pad mounting steel which are connected with each other, and the end part of the sliding rail block is hinged with the bottom plate; the sliding rail block is provided with a sliding rail used for sliding of the sliding sleeve, the sliding sleeve is provided with a first fixed end, and the end part of the swinging piece is hinged to the first fixed end.

Callus on the sole installation steel can make support piece open back can be fast and stable support in ground, the fork truck's of being convenient for smooth use fast. The sliding sleeve can be connected with the sliding rail in a sliding mode, and the first fixing end on the sliding sleeve is convenient for the swinging piece to be hinged with the sliding sleeve.

Further, a first oil cylinder is arranged on the mounting plate, a moving block is arranged on a piston rod of the first oil cylinder, and the primary main gear is rotatably connected to the moving block; the bottom plate is provided with a second oil cylinder, and the joint is arranged on a piston rod of the second oil cylinder; the bottom plate is provided with a guide rail cushion block, and a guide rail is arranged on the guide rail cushion block.

The one-level master gear in one-level double rack structure adopts the cylinder drive, and the fork truck is from taking the oil pump on the one hand, and the power supply of being convenient for merges and uses, and the second aspect is because if adopt the motor, then the motor is bulky (motor + reduction gears) is difficult to arrange in narrow and small space. The forklift is provided with an oil pump, the joint slides by adopting the driving of the second oil cylinder, and the joint can be directly used together with the forklift from the oil pump, so that the power mechanism is simpler, and the joint is convenient for sliding the sliding mechanism and the driving piece to be connected in a sliding manner. The joint is driven by the oil cylinder to slide, the guide rail is matched with the joint, so that the joint can slide stably, and the sliding direction is fixed.

And the electric control linkage system is used for controlling the telescopic rods of the first oil cylinder and the second oil cylinder to stretch and retract, and the forklift main body moves and forks the goods.

Through automatically controlled linked system, can set for this fork truck's action route, realize this fork truck's automatic movement and fork the goods and get, need not too much to think the operation, degree of automation is higher, and then realizes.

Drawings

Fig. 1 is a schematic structural view of an embodiment 1 of a forklift truck according to the present invention;

FIG. 2 is a side view of the telescoping unit and lateral forks;

FIG. 3 is an enlarged view at A in FIG. 2 (one-stage double rack configuration);

FIG. 4 is a sectional view at B-B in FIG. 2 (two-stage double rack configuration);

FIG. 5 is a sectional view at C-C in FIG. 2 (three stage double rack configuration);

FIG. 6 is a schematic view of the structure of embodiment 2 of the forklift truck of the present invention (auxiliary parallel unit retracted);

FIG. 7 is a schematic structural view of an embodiment 2 of the truck of the present invention (assisted parallel unit deployment);

FIG. 8 is a plan view of the auxiliary balancing unit in a contracted state;

fig. 9 is a plan view of the expanded state of the auxiliary balancing unit.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the forklift includes a forklift body 10, a base plate 11, a wheel 12, a front fork 13, a side fork 14, a fork plate 141, a slide plate 1411, a projecting plate 1412, a cover plate 1413, a mounting plate 15, a carriage 16, a second cylinder 20, an oil pipe 21, a mounting block 22, a joint 23, a groove 231, a rail pad 24, a rail 241, a switch mounting block 25, a sensing block 26, a driving member 30, a swinging member 31, a support member 32, a rail block 33, a slide rail 331, a slide bush 34, a first fixed head 341, a rail mounting steel 35, a rail hinge block 351, a rail 352, a second fixed head 36, a first cylinder 40, a moving block 41, a primary double-rack mechanism 42, a primary fixed rack 421, a primary main gear 422, a primary slide rack 423, a connecting frame 424, a secondary double-rack mechanism 43, a secondary fixed rack 431, a secondary main gear 432, a secondary slide rack 433, a tertiary double-rack mechanism 44, a tertiary fixed rack 441, a secondary fixed rack 441, a, Gear set 442, tertiary sliding rack 443.

Example 1

As shown in fig. 1 and 2, the forklift comprises a forklift body 10, a front fork 13 is arranged on the forklift body 10, a telescopic unit is arranged on the front fork 13 and comprises a mounting plate 15, a one-level double-rack structure, a two-level double-rack structure and a three-level double-rack structure, the mounting plate 15 is fixed on the front fork 13, a sliding frame 16 is arranged on the mounting plate 15, and a lateral fork 14 is connected to the sliding frame 16 through the one-level double-rack structure, the two-level double-rack structure and the three-level double-rack structure.

As shown in fig. 1, the lateral fork 14 includes two fork plates 141, the fork plates 141 include a sliding plate 1411 connected to the sliding frame 16, a protruding plate 1412 is slidably connected to the sliding plate 1411, and a cover plate 1413 is fixed to the protruding plate 1412. As shown, the primary double rack structure includes a primary fixed rack 421, a primary main gear 422 and a primary sliding rack 423 which are engaged in sequence, the primary fixed rack 421 is fixedly connected with the mounting plate 15, the primary sliding rack 423 is slidably connected with the mounting plate 15, a connecting frame 424 is provided on the primary sliding rack 423, and both sides of the connecting frame 424 are connected with the fork plate 141.

As shown in fig. 4, a secondary double rack structure is provided between the link 424 and the yoke plate 141, the secondary double rack structure including a secondary fixed rack 431, a secondary main gear 432, and a secondary sliding rack 433 which are sequentially engaged, the secondary fixed rack 431 being provided on the carriage 16, the secondary sliding rack 433 being provided on the sliding plate 1411, and the secondary main gear 432 being connected to the link 424.

As shown in fig. 5, the sliding plate 1411 and the protrusion plate 1412 have a three-stage double-rack structure including a three-stage fixed rack 441, a gear set 442, and a three-stage sliding rack 443, which are sequentially engaged, the three-stage fixed rack 441 being disposed on the sliding frame 16, the three-stage sliding rack 443 being disposed on the protrusion plate 1412, and the gear set 442 being disposed on the sliding plate 1411.

In the retracted state of the side forks 14, the primary main gear 422, the secondary main gear 432 and the tertiary main gear are respectively located at the center positions of the primary fixed rack 421, the secondary fixed rack 431 and the tertiary fixed rack 441. Make side direction fork 14 can stretch out from both sides direction, and through one-level double rack structure, second grade double rack structure and the multistage multiplication formula of tertiary double rack structure flexible, can fully make side direction fork 14 stretch out, more do benefit to the fork and get the goods, also make things convenient for the use that compact structure does not influence fork truck after side direction fork 14 is folded up simultaneously.

The forklift further comprises an electric control linkage system, wherein the electric control linkage system is used for controlling the telescopic rod of the first oil cylinder 40 to stretch, and the forklift body 10 moves and forks goods.

The specific implementation process is as follows: this fork truck has designed side direction fork 14, and fork truck not only can fork and get the place ahead goods, under the condition that fork truck does not turn to, can fork through side direction fork 14 and get the side goods, and this has just reduced fork truck and has rotated the required place space that uses.

When the side fork 14 of the forklift is used, the first-stage main gear 422 is moved through the first oil cylinder 40 according to the direction required by the side fork 14, and the first-stage main gear 422 can rotate in the moving process due to the meshing of the first-stage main gear 422 and the first-stage fixed rack 421; since the primary sliding rack 423 is engaged with the primary main gear 422, the primary main gear 422 rotates to drive the primary sliding rack 423 to slide, so as to drive the connecting rack 424 and make the side forks 14 slide and extend out; at the same time, the primary main gear 422 is moving, so that the sliding distance of the primary sliding rack 423 is increased, further driving the connecting rack 424 and making the side fork 14 extend in a sliding manner.

The sliding rack 16 can be driven to slide by the primary double rack structure, so that the secondary main gear 432 can move along with the sliding rack, and meanwhile, the secondary main gear 432 can rotate, so that the fork plate 141 extends out once under the rotation and movement effects of the secondary main gear 432, and the long-distance extension and retraction of the lateral fork 14 are further increased. The sliding plate 1411 can be driven to slide by the secondary double-rack structure, so that the gear set 442 moves, and simultaneously, the gear set 442 rotates, so that the extension plate 1412 and the cover plate 1413 extend once under the rotation and movement of the gear set 442, and the long-distance extension and retraction of the lateral fork 14 are further increased.

The sliding plate 1411 can be driven to slide by the two-stage double-rack structure, so that the gear set 442 moves along with the sliding plate, and meanwhile, the gear set 442 rotates, so that the extension plate 1412 extends out once under the rotation and movement effects of the gear set 442, and the long-distance extension and retraction of the lateral fork 14 are further increased.

Example 2

The difference between this embodiment and embodiment 1 is that, as shown in fig. 6 and 7, in this embodiment, an auxiliary balancing unit is disposed at the lower portion of the forklift main body 10, the auxiliary balancing unit includes a bottom plate 11 connected to the forklift main body 10, rocker mechanisms are disposed on two sides of the bottom plate 11, and a second oil cylinder 20 is disposed on the bottom plate 11 and used for driving the rocker mechanisms to slide. The bottom plate 11 is provided with an oil cylinder mounting block 22, the second oil cylinder 20 is fixedly connected with the bottom plate 11 through the oil cylinder mounting block 22, and the second oil cylinder 20 is connected with an oil pump of the forklift main body 10 through an oil pipe 21. The part of bottom plate 11 far away from fork truck main part 10 has set up gyro wheel 12, and gyro wheel 12 can make bottom plate 11 make this device move thereupon smoothly when fork truck removes, also can assist the support to fork truck. The rollers 12 are in this embodiment in two rows, two rollers 12 being provided in each row.

As shown in fig. 8, the expansion or contraction of the rocker mechanism is controlled by the second cylinder 20, and the rocker mechanism performs forced support on the forklift after being expanded. Rocker mechanism can use multiple mechanism in this scheme, as long as satisfy and open and withdraw rocker mechanism through sliding, can guarantee the self-balancing of fork truck after side direction fork 14 wins through the stroke dead point after rocker mechanism opens, prevent that fork truck from inclining or turn on one's side can. For example, three-bar linkage or four-bar linkage, i.e., multi-bar linkage, may be used, and only one of these is selected for illustration in the present embodiment.

The rocker mechanism comprises a joint 23, a driving member 30, a swinging member 31 and a supporting member 32, wherein the joint 23 is mounted on the piston rod of the second oil cylinder 20, and a groove 231 matched with the guide rail 241 is arranged on the joint 23. One end of the driving member 30 is hinged with the joint 23, and the other end of the driving member 30 is hinged with the middle part of the swinging member 31; one end of the swinging piece 31 is hinged with one end of the bottom plate 11 far away from the forklift, the other end of the swinging piece 31 is connected with the supporting piece 32 in a sliding mode and is hinged, and the end of the supporting piece 32 is hinged with one end of the bottom plate 11 near the forklift. In this embodiment, the two ends of the side surface of the bottom plate 11 are respectively provided with a second fixed end 36, and the supporting member 32 and the swinging member 31 are respectively hinged with the bottom plate 11 through the second fixed ends 36. The support piece 32 comprises a slide rail block 33 and foot pad mounting steel 35, the end of the slide rail block 33 is hinged to one end, close to the forklift, of the bottom plate 11, the slide rail block 33 is connected with the foot pad mounting steel 35, a foot pad 352 hinge block is arranged at one end, far away from the slide rail block 33, of the foot pad mounting steel 35, and a foot pad 352 is arranged below the foot pad 352 hinge block. The slide rail block 33 is provided with a slide rail 331, the slide rail 331 is slidably provided with a slide sleeve 34, one end of the slide sleeve 34 close to the bottom plate 11 is provided with a first fixed end 341, and the end of the swinging member 31 is hinged with the first fixed end 341.

The bottom plate 11 is provided with a switch installation block 25, the switch installation block 25 is provided with a bar-shaped sliding groove, a sliding seat is arranged in the bar-shaped sliding groove, an L-shaped induction block 26 is arranged on the sliding seat, the induction block 26 is provided with a light transmission hole, and the joint 23 is provided with a through hole corresponding to the position of the light transmission hole. The positions of the two induction blocks 26 can be adjusted by adjusting the position of the sliding seat, and the sliding stroke of the sliding block can be automatically adjusted by installing the light induction switch.

In the embodiment, in specific implementation: as shown in fig. 9, the joint 23 can be controlled by the second cylinder 20 to slide along the guide rail 241, the joint 23 slides to drive the driving member 30 with the pre-support connection to move, the driving member 30 is opened to support the swinging member 31, the swinging member 31 rotates along the second fixed joint 23 to open to support the supporting member 32, in the process, the sliding sleeve 34 slides along the sliding rail block 33, the swinging member 31 rotates along the first fixed end 341 to drive the supporting member 32 to open, so that the foot pad mounting steel 35 is positioned under the lateral fork 14 to support, wherein the foot pad 352 hinge block and the foot pad 352 are supported in a matching manner. When the slide block slides to the limit position, the support piece 32 is unfolded to the stroke dead point, so that the self-balance of the forklift after the lateral fork 14 wins out can be ensured, and the forklift is prevented from inclining or turning on one side. At the moment, the lateral fork 14 extends out to fork the goods, and under the action of the oil cylinder, a lever acting force exists to support the forklift by the aid of a foot pad 352 mounting rod, a foot pad 352 hinge block and the foot pad 352 below the lateral fork 14, so that the forklift is kept in a stable state.

And (3) extending out of the auxiliary balancing unit in the same direction as the lateral fork 14 to balance and support the forklift. When the auxiliary balancing unit is used, the rocker mechanism is driven to slide by starting the sliding mechanism, the rocker mechanism is unfolded, a supporting acting force can be provided under the condition that the rocker mechanism is provided with a lever acting force after being unfolded, the acting force when the lateral fork 14 of the forklift is used is balanced, and after goods are taken by the lateral fork 14 of the forklift, the auxiliary balancing unit is arranged below the lateral fork 14 for supporting.

The foregoing is merely an example of the present invention and common general knowledge in the art of designing and/or characterizing particular aspects and/or features is not described in any greater detail herein. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several variations and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims (10)

1. The utility model provides a forklift, includes the forklift main part, is equipped with side direction fork in the forklift main part, its characterized in that: the forklift is characterized in that an auxiliary balancing unit is arranged on the lower portion of the forklift body, the auxiliary parallel unit comprises a bottom plate fixed with the forklift body, a rocker mechanism is arranged on the same side of the bottom plate and the lateral fork, the rocker mechanism can be unfolded and contracted, and the rocker mechanism is self-locked after being unfolded outwards to reach a stroke dead point.

2. A forklift truck according to claim 1, wherein: the fork of fork truck main part is equipped with flexible unit, the side direction fork passes through flexible unit and fork telescopic connection, and flexible unit can realize the flexible stroke multiplication of side direction fork.

3. A forklift truck according to claim 2, wherein: the telescopic unit comprises a mounting plate and a one-level double-rack structure, the lateral fork is connected to the mounting plate in a sliding mode, the one-level double-rack structure comprises a one-level fixed rack, a one-level main gear and a one-level sliding rack which are meshed in sequence, the one-level fixed rack is fixedly connected with the mounting plate, the one-level sliding rack is connected with the mounting plate in a sliding mode, a connecting frame is arranged on the one-level sliding rack, and the connecting frame is connected with the lateral fork.

4. The forklift of claim 3, wherein the lateral fork comprises two fork plates, two sides of the connecting frame are fixedly connected with the two fork plates respectively, sliding frames are arranged on the mounting plate and positioned on two sides of the connecting frame, and the fork plates are slidably connected with the sliding frames; be equipped with second grade double rack structure between link and the fork board, second grade double rack structure is including the second grade fixed rack, second grade master gear and the second grade slip rack of meshing in proper order, second grade fixed rack sets up on the carriage, second grade slip rack sets up on side direction goods fork, the second grade master gear is connected with the link.

5. The lift truck of claim 4, wherein said fork plates include a slide plate and an extension plate both connected to said carriage, said slide plate being connected to said secondary sliding rack; the sliding plate and stretch out and be equipped with tertiary double rack structure between the board, tertiary double rack structure is including the tertiary fixed rack, gear train and the tertiary sliding rack that mesh in proper order, tertiary fixed rack sets up on the carriage, tertiary sliding rack sets up on stretching out the board, the gear train all sets up on the sliding plate.

6. The lift truck of claim 5, wherein the primary, secondary and tertiary main gears are centered with respect to the primary, secondary and tertiary fixed racks, respectively, in the stowed position of the side forks.

7. A forklift truck according to any one of claims 3 to 6, wherein the rocker mechanism comprises a joint, a driving member, a swinging member and a supporting member, the joint is slidably disposed on the base plate, one end of the driving member is hinged to the joint, and the other end of the driving member is hinged to the middle of the swinging member; the other end of the driving piece is hinged with the middle part of the swinging piece; one end of the swinging piece and one end of the supporting piece are respectively hinged with the side part of the bottom plate, a sliding sleeve is arranged on the supporting piece in a sliding manner, and the other end of the swinging piece is hinged with the sliding sleeve; the swinging of the swinging piece can drive the sliding sleeve to slide on the supporting piece, so that the swinging piece and the supporting piece are locked after being unfolded along the side part of the bottom plate to reach the stroke dead point.

8. A lift truck as claimed in claim 7, wherein said support members comprise interconnected skid blocks and mat mounting steel, the ends of said skid blocks being hingedly connected to a base plate; the sliding rail block is provided with a sliding rail used for sliding of the sliding sleeve, the sliding sleeve is provided with a first fixed end, and the end part of the swinging piece is hinged to the first fixed end.

9. The forklift of claim 8, wherein the mounting plate is provided with a first cylinder, a piston rod of the first cylinder is provided with a moving block, and the primary gear is rotatably connected to the moving block; the bottom plate is provided with a second oil cylinder, and the joint is arranged on a piston rod of the second oil cylinder; the bottom plate is provided with a guide rail cushion block, and a guide rail is arranged on the guide rail cushion block.

10. The forklift of claim 9, further comprising an electric control linkage system for controlling the extension and retraction of the extension rods of the first cylinder and the second cylinder, and the forklift body to move and fork the goods.

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