阅读说明：本技术 一种小型固定门架式叉铲车 (Small-size fixed portal frame formula fork forklift ) 是由 罗文强 于 2021-03-24 设计创作，主要内容包括：本发明公开了一种小型固定门架式叉铲车,解决现有未出现兼具叉、铲等多功能叉铲车的技术问题。本发明包括叉铲车体,以及设于叉铲车体上的龙门固定架和小型液压站；龙门固定架上设有叉铲装置、以及与叉铲装置相连并且驱动叉铲装置升降的液压升降装置,叉铲装置和液压升降装置分别与小型液压站相连接,液压升降装置上设有分别与叉铲装置和龙门固定架相连的链条。本发明结构简单、设计科学合理,使用方便,采用了固定门架式的小型结构,通过液压驱动装置实现叉铲及升降功能,并且可实现更利于装卸的叉铲翻斗,具有省时省工及省力的优点。(The invention discloses a small-sized fixed portal type forklift truck, which solves the technical problem that the existing multifunctional forklift truck with a fork, a shovel and the like does not exist. The forklift comprises a forklift body, a gantry fixing frame and a small hydraulic station, wherein the gantry fixing frame and the small hydraulic station are arranged on the forklift body; the gantry fixing frame is provided with a fork shovel device and a hydraulic lifting device which is connected with the fork shovel device and drives the fork shovel device to lift, the fork shovel device and the hydraulic lifting device are respectively connected with the small hydraulic station, and the hydraulic lifting device is provided with chains which are respectively connected with the fork shovel device and the gantry fixing frame. The fork shovel tipping bucket has the advantages of simple structure, scientific and reasonable design and convenient use, adopts a fixed portal type small structure, realizes the fork shovel and the lifting function through the hydraulic driving device, can realize the fork shovel tipping bucket which is more beneficial to loading and unloading, and has the advantages of time saving, labor saving and labor saving.)

1. The utility model provides a small-size fixed portal formula fork truck which characterized in that: comprises a fork shovel body (1), and a gantry fixing frame (2) and a small hydraulic station (3) which are arranged on the fork shovel body (1); be equipped with fork shovel device (7) on longmen mount (2) and link to each other and drive hydraulic lifting device (8) that fork shovel device (7) go up and down with fork shovel device (7), fork shovel device (7) and hydraulic lifting device (8) are connected with small-size hydraulic pressure station (3) respectively, are equipped with chain (9) that link to each other with fork shovel device (7) and longmen mount (2) respectively on hydraulic lifting device (8).

2. A compact fixed mast forklift truck according to claim 1, wherein: the fork shovel device (7) comprises a sliding device (76) which is slidably embedded on the gantry fixing frame (2), a fork shovel bracket (71) connected with the sliding device (76), a bracket arm (72) connected with the fork shovel bracket (71), a fork arm combined frame (73) hinged and connected with the bracket arm (72), a shovel hopper (74) detachably mounted on the fork arm combined frame (73), and a first hydraulic oil cylinder (75) with two ends respectively hinged with the bracket arm (72) and the fork arm combined frame (73) and used for driving the fork arm combined frame (73) to overturn, wherein the first hydraulic oil cylinder (75) is connected with the small hydraulic station (3).

3. A small fixed gate frame forklift truck according to claim 2, wherein: the bottom of the shovel hopper (74) is provided with a frame type reinforcing structure (741), mounting holes (742) are formed in the shovel hopper (74) and the fork arm combined frame (73), and the shovel hopper (74) is fixedly connected with the fork arm combined frame (73) through bolts.

4. A small fixed gate frame forklift truck according to claim 2, wherein: the number of the sliding devices (76) is two, and the two sliding devices are respectively arranged on two sides of the fork shovel bracket (71).

5. A small fixed gate frame forklift truck according to claim 2, wherein: the sliding device (76) comprises a connecting shaft (761) connected with the fork bracket (71), a sliding part (762) arranged on the connecting shaft (761), and a roller (763) arranged on the sliding part (762) and sliding up and down along the gantry fixing frame (2), wherein a sliding groove (21) matched with the roller (763) is formed in the gantry fixing frame (2).

6. A small fixed gate frame forklift truck according to claim 2, wherein: the hydraulic lifting device (8) comprises a second hydraulic cylinder (81), a T-shaped fixing frame (82) arranged at the top of the second hydraulic cylinder (81), and chain wheels (83) arranged on two sides of the T-shaped fixing frame (82); a chain groove (84) for embedding the chain (9) is arranged in the chain wheel (83), one end of the chain (9) is fixed on the gantry fixing frame (2), and the other end is fixed on the fork shovel bracket (71).

7. The small fixed-mast forklift truck according to claim 6, wherein: a first hydraulic oil pipe (10) communicated with the small hydraulic station (3) is arranged on a cylinder barrel of the first hydraulic oil cylinder (75), and a second hydraulic oil pipe (11) communicated with the small hydraulic station (3) is arranged on a cylinder barrel of the second hydraulic oil cylinder (81).

8. A compact fixed mast forklift truck according to claim 7, wherein: the top of the T-shaped fixing frame (82) is provided with a limiting piece (85) used for fixing the first hydraulic oil pipe (10), and a limiting groove (86) used for embedding the first hydraulic oil pipe (10) is arranged in the limiting piece (85).

9. A compact fixed mast forklift truck according to claim 7, wherein: the forklift body (1) is provided with a steering gear (31) and a steering wheel (32) which are used for controlling the direction of the forklift body and are connected with each other, a rack upright post (12) which is connected with a gantry fixing frame (2) through a bolt, and an oil pipe hole groove (121) through which a first hydraulic oil pipe (10) and a second hydraulic oil pipe (11) penetrate is formed in the rack upright post (12).

10. A compact fixed mast forklift truck according to claim 1, wherein: a battery box (4) for providing electric energy for the forklift body, a weight box (5) for balancing the forklift body and wheels (6) arranged at four corners of the bottom of the forklift body (1) are arranged on the forklift body (1); a seat (41) is arranged on the battery box (4), and an armrest (42) and a seat backrest (43) are arranged on the seat (41).

Technical Field

The invention belongs to the technical field of transport vehicles, and particularly relates to a small-sized fixed door frame type forklift.

Background

The forklift is mainly used for shoveling, loading, unloading, carrying soil, stones and other bulk materials, and can also carry out slight shoveling operation on rocks and hard soil; fork truck mainly loads and unloads, stack and short distance transportation operation to finished pallet goods, is essential equipment in tray transportation, container transportation. At present forklift and fork truck respectively have unique service function, play the effect of lifting foot in the aspect of transportation and loading, and the current bright fork truck that has concurrently fork shovel function in the market, service function is limited, can't adapt to different user demands.

Therefore, the invention provides a small-sized fixed portal frame type forklift truck, which solves the technical problem that the existing multifunctional forklift truck with forks, shovels and the like does not exist, adopts a small-sized fixed portal frame type structure, realizes the functions of the forking shovels and lifting through a hydraulic driving device, can realize a forking shovel tipping bucket which is more beneficial to loading and unloading, and has the advantages of time saving, labor saving and labor saving.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the utility model provides a small-size fixed portal formula fork forklift, solves the current technical problem who has multi-functional fork forklift such as fork concurrently, shovel.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a small-sized fixed portal forklift truck comprises a forklift truck body, a portal fixed frame and a small-sized hydraulic station, wherein the portal fixed frame and the small-sized hydraulic station are arranged on the forklift truck body; the gantry fixing frame is provided with a fork shovel device and a hydraulic lifting device which is connected with the fork shovel device and drives the fork shovel device to lift, the fork shovel device and the hydraulic lifting device are respectively connected with the small hydraulic station, and the hydraulic lifting device is provided with chains which are respectively connected with the fork shovel device and the gantry fixing frame.

Furthermore, the fork shovel device comprises a sliding device which is slidably embedded on the gantry fixing frame, a fork shovel bracket connected with the sliding device, a bracket arm connected with the fork shovel bracket, a fork arm combined frame hinged with the bracket arm, a shovel hopper detachably mounted on the fork arm combined frame, and a first hydraulic oil cylinder, wherein two ends of the first hydraulic oil cylinder are hinged with the bracket arm and the fork arm combined frame respectively and used for driving the fork arm combined frame to overturn, and the first hydraulic oil cylinder is connected with the small hydraulic station.

Further, the bottom of the shovel hopper is provided with a frame type reinforcing structure, mounting holes are formed in the shovel hopper and the fork arm combination frame, and the shovel hopper is fixedly connected with the fork arm combination frame through bolts.

Furthermore, the number of the sliding devices is two, and the two sliding devices are respectively arranged on two sides of the fork support.

Furthermore, the sliding device comprises a connecting shaft connected with the fork bracket, a sliding piece arranged on the connecting shaft, and a roller arranged on the sliding piece and sliding up and down along the gantry fixing frame, and a sliding groove matched with the roller is formed in the gantry fixing frame.

Furthermore, the hydraulic lifting device comprises a second hydraulic cylinder, a T-shaped fixing frame arranged at the top of the second hydraulic cylinder and chain wheels arranged on two sides of the T-shaped fixing frame; chain grooves for embedding chains are formed in the chain wheel, one end of each chain is fixed on the gantry fixing frame, and the other end of each chain is fixed on the fork shovel bracket.

Furthermore, a first hydraulic oil pipe communicated with the small hydraulic station is arranged on a cylinder barrel of the first hydraulic oil cylinder, and a second hydraulic oil pipe communicated with the small hydraulic station is arranged on a cylinder barrel of the second hydraulic oil cylinder.

Furthermore, the top of the T-shaped fixing frame is provided with a limiting part for fixing the first hydraulic oil pipe, and a limiting groove for embedding the first hydraulic oil pipe is arranged in the limiting part.

Furthermore, the forklift body is provided with a steering gear and a steering wheel which are used for controlling the direction of the forklift body and are connected with each other, and a rack upright column which is connected with the gantry fixing frame through a bolt, wherein an oil pipe hole groove for the first hydraulic oil pipe and the second hydraulic oil pipe to pass through is formed in the rack upright column.

Furthermore, a battery box for providing electric energy for the forklift body, a weight box for balancing the forklift body and wheels arranged at four corners of the bottom of the forklift body are arranged on the forklift body; the battery box is provided with a seat, and the seat is provided with a handrail and a seat backrest.

Compared with the prior art, the invention has the following beneficial effects:

the forklift truck has the advantages of simple structure, scientific and reasonable design and convenient use, solves the technical problem that the existing multifunctional forklift truck with forks, shovels and the like does not exist, adopts a fixed portal type small structure, realizes the functions of forking and shoveling and lifting through a hydraulic driving device, can realize the forklift truck tipping bucket which is more beneficial to loading and unloading, and has the advantages of time saving, labor saving and labor saving.

The forklift truck disclosed by the invention has dual functions of a forklift truck and a forklift truck, a fork arm combined frame on the forklift truck can be used for forklift truck operation, and the forklift truck can lift, load and unload goods through a hydraulic lifting device and a chain; in addition, first hydraulic cylinder can drive the upset of yoke combined bay and shovel hopper, the loading and unloading of the goods of being more convenient for. The built-in hydraulic system provides loading and unloading power for the battery box, the battery box provides endurance operation power for the vehicle body, and the battery box has the advantages of high efficiency and low energy consumption and can be widely applied to different working environments.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is an enlarged view of the fork shovel apparatus.

Fig. 3 is a left side view of the bracket arm-fork blade bracket-slide attachment.

Fig. 4 is a top view of the bracket arm.

FIG. 5 is a top view of the fork blade bracket-slide attachment.

FIG. 6 is a left side view of the yoke assembly.

FIG. 7 is a top view of the yoke assembly.

Fig. 8 is a top view of the shovel hopper.

Fig. 9 is a bottom view of the shovel hopper.

Fig. 10 is an enlarged view of the hydraulic lift device.

FIG. 11 is a left side view of the gantry mounting frame-hydraulic lifting device-fork-lift device connection (one side sprocket not shown chain).

FIG. 12 is a right side view of the gantry mount-hydraulic lifting device-fork-lift device connection.

FIG. 13 is a sectional view of the gantry mount.

Fig. 14 is a top view of a stand column of the rack.

Wherein, the names corresponding to the reference numbers are:

1-fork-shovel body, 2-gantry mount, 3-small hydraulic station, 4-battery box, 5-weight box, 6-wheel, 7-fork-shovel device, 8-hydraulic lifting device, 9-chain, 10-first hydraulic oil pipe, 11-second hydraulic oil pipe, 12-frame column, 121-oil pipe hole slot, 21-sliding slot, 31-steering gear, 32-steering wheel, 41-seat, 42-armrest, 43-seat back, 71-fork-shovel bracket, 72-bracket arm, 73-fork-arm assembly, 74-shovel hopper, 75-first hydraulic oil cylinder, 76-sliding device, 741-mounting bracket, 742-mounting hole, 761-connecting shaft, 762-sliding piece, 763-roller, 81-a second hydraulic cylinder, 82-a T-shaped fixing frame, 83-a chain wheel, 84-a chain groove, 85-a limiting piece and 86-a limiting groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and thus, it should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; of course, mechanical connection and electrical connection are also possible; alternatively, they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 to 14, the small-sized fixed portal frame type forklift truck provided by the invention has the advantages of simple structure, scientific and reasonable design and convenience in use, solves the technical problem that the existing multifunctional forklift truck with forks, shovels and the like does not exist, adopts the small-sized fixed portal frame type structure, realizes the functions of forking shovels and lifting through a hydraulic driving device, can realize a forking shovel tipping bucket which is more beneficial to loading and unloading, and has the advantages of time saving, labor saving and labor saving.

The forklift comprises a forklift body 1, a gantry fixing frame 2 and a small hydraulic station 3, wherein the gantry fixing frame 2 and the small hydraulic station 3 are arranged on the forklift body 1; the gantry fixing frame 2 is provided with a fork shovel device 7 and a hydraulic lifting device 8 which is connected with the fork shovel device 7 and drives the fork shovel device 7 to lift, the fork shovel device 7 and the hydraulic lifting device 8 are respectively connected with the small hydraulic station 3, and the hydraulic lifting device 8 is provided with a chain 9 which is respectively connected with the fork shovel device 7 and the gantry fixing frame 2. The forklift has dual functions of forking and shoveling, the fork arm combined frame 73 on the forking device 7 can be used for forklift operation, the shovel hopper 74 can be used for forklift operation, and the forking device 7 can realize lifting, loading and unloading of goods through the hydraulic lifting device 8 and the chain 9; in addition, the first hydraulic cylinder 75 can drive the fork arm assembly rack 73 and the shovel hopper 74 to turn over, so that the loading and unloading of goods are facilitated; the built-in small hydraulic station 3 provides loading and unloading power for the truck, and the battery box 4 provides endurance operation power for the truck body, has the advantages of high efficiency and low energy consumption, and can be widely applied to different working environments.

The fork-lift device 7 comprises a sliding device 76 which is slidably embedded on the gantry fixing frame 2, a fork-lift bracket 71 connected with the sliding device 76, a bracket arm 72 connected with the fork-lift bracket 71, a fork-lift combined frame 73 which is hinged with the bracket arm 72, a shovel hopper 74 which is detachably arranged on the fork-lift combined frame 73, and a first hydraulic oil cylinder 75, the two ends of which are respectively hinged with the bracket arm 72 and the fork-lift combined frame 73 and are used for driving the fork-lift combined frame 73 to turn, wherein the first hydraulic oil cylinder 75 is connected with the small hydraulic station 3. The first hydraulic oil cylinder 75 can drive the fork arm combination rack 73 to rotate around a hinged point, so that the fork arm combination rack 73 is turned, the maximum turning angle is 40 degrees, the 40-degree turning angle is not only beneficial to the rapidness and labor saving of cargo loading and unloading, but also ensures the safety and stability of the cargo loading and unloading.

The bottom of the shovel hopper 74 is provided with a frame-type reinforcing structure 741, and the frame-type reinforcing structure 741 can enhance the bearing capacity of the shovel hopper 74; mounting holes 742 are formed in the shovel hopper 74 and the fork arm combination rack 73, the shovel hopper 74 is fixedly connected with the mounting holes 742 in the fork arm combination rack 73 through bolts after being aligned, and the shovel hopper 74 is detachably fixed to the fork arm combination rack 73, so that the shovel hopper 74 has the same overturning function. When the finished pallet goods such as pallets and containers need to be loaded and unloaded, the fork arm combined frame 73 can be used for operation; when needs carry out bulk material loading and unloading transportation such as soil, building stones, or slightly shovel rock, hard soil, the operation can be carried out to usable shovel hopper 74, and the different operational mode of fork shovel can be realized to above-mentioned structure to but the fast switch over only needs the manual work to carry out simple bolt loading and unloading to it, alright light completion.

The number of the sliding devices 76 is two, and the two sliding devices are respectively arranged on two sides of the fork shovel bracket 71; the sliding device 76 includes a connecting shaft 761 connected to the bracket arm 72, a slider 762 disposed on the connecting shaft 761, and a roller 763 disposed on the slider 762 and sliding up and down along the gantry mount 2, and a sliding slot 21 adapted to the roller 763 is formed in the gantry mount 2. The roller 763 of the sliding device 76 slides up and down in the sliding groove 21 of the gantry fixing frame 2, so that the whole fork-lift device 7 is driven to lift, and the hydraulic lifting device 8 provides direct lifting power for the sliding device 76.

The hydraulic lifting device 8 comprises a second hydraulic cylinder 81, a T-shaped fixed frame 82 arranged at the top of the second hydraulic cylinder 81 and chain wheels 83 arranged at two sides of the T-shaped fixed frame 82; a chain groove 84 for embedding the chain 9 is formed in the chain wheel 83, one side of the chain 9 is fixed on the gantry fixing frame 2, and the other side of the chain is fixed on the fork bracket 71. Because two ends of the chain 9 are respectively fixed on the gantry fixing frame 2 and the fork shovel bracket 71, when the second hydraulic cylinder 81 moves upwards, the chain 9 slides in the chain groove 84, so that the roller 763 of the sliding device 76 is driven to slide upwards in the sliding groove 21 of the gantry fixing frame 2, and the fork shovel device 7 is driven to ascend integrally; similarly, the principle of operation of the fork lift mechanism 7 is reversed.

In the invention, the first hydraulic cylinder 75 and the second hydraulic cylinder 81 are both provided with the oil nozzles 85, the oil nozzles 85 are provided with the hydraulic oil pipes 11 connected with the hydraulic control system 10, and a user respectively lifts the first hydraulic cylinder 75 and the second hydraulic cylinder 81 through the hydraulic oil pipes 11 by using the hydraulic control system 10, thereby realizing the turning and lifting operation of the fork-lift device 7.

The first hydraulic oil cylinder 75 and the first hydraulic oil cylinder 81 have the same structure and respectively comprise an oil cylinder and a piston rod sleeved in the oil cylinder, a first hydraulic oil pipe 10 is arranged on a cylinder barrel of the first hydraulic oil cylinder 75, a second hydraulic oil pipe 11 is arranged on a cylinder barrel of the second hydraulic oil cylinder 81, the first hydraulic oil pipe 10 and the second hydraulic oil pipe 11 are both connected with the small hydraulic station 3, and the small hydraulic station 3 respectively provides hydraulic energy for the first hydraulic oil cylinder 75 and the second hydraulic oil cylinder 81 through the first hydraulic oil pipe 10 and the second hydraulic oil pipe 11.

The top of the T-shaped fixing frame 82 is provided with a limiting member 85 for fixing the first hydraulic oil pipe 10, and a limiting groove 86 for embedding the first hydraulic oil pipe 10 is arranged in the limiting member 85. The limiting piece 85 can limit the lifting movement of the first hydraulic oil pipe 10 along with the piston rod of the first hydraulic oil cylinder 75, so that the internal medium is prevented from running and being blocked due to winding and knotting; besides, with frame stand 12 of longmen mount 2 bolted connection, set up the oil pipe hole groove 121 that is used for first hydraulic pressure oil pipe 10 and second hydraulic pressure oil pipe 11 to pass on the frame stand 12, oil pipe hole groove 121 can further put in order and accomodate first hydraulic pressure oil pipe 10 and second hydraulic pressure oil pipe 11, and the guide the two links to each other with small-size hydraulic pressure station 3, has also strengthened the whole aesthetic property of automobile body when practical.

The forklift body 1 is provided with a battery box 4 for providing electric energy for the forklift body, a weight box 5 for balancing the forklift body and wheels 6 arranged at four corners of the bottom of the forklift body 1; be equipped with seat 41 on battery box 4, for the security and the travelling comfort of increase work, be equipped with handrail 42 and backrest 43 on the seat 41, can provide more agreeable operational environment and use experience for the user.

The small-sized fixed portal forklift is an electromobile, a CDP-10 is adopted for an electromobile body, the power of a built-in traveling motor is 2200W (low voltage), the size of a tire is 45-14, the length of the forklift is 1.9-2.1 m (the forklift device 7 is not included), the width is 1.06 m, the height is 2.05 m, the self weight is 1.5 tons, the lifting weight is 500 kg, the upper limit is 1000 kg, the lifting height is 1.65 m, the bucket is turned over 40 degrees, the climbing capacity is 30 degrees, the turning radius is 90 degrees (the forklift can turn in place), and the energy consumption is only a few yuan of electricity charge when the forklift continuously works for 3 hours. The invention has the advantages of small and convenient use volume, light weight, larger detachable weight, ultralow energy consumption, wide application range, strong adaptability, compact structure, small volume, light weight, convenient adaptation, high efficiency, low energy consumption, time and labor saving, and can greatly improve the productivity, the working efficiency and the income.

The small hydraulic station 3, the battery box 4, the steering gear 31, the steering wheel 32 and the hydraulic oil cylinder used in the invention are all known electrical equipment and can be purchased and used directly in the market, and the structure, the circuit and the control principle are all known technologies, so the structure, the circuit and the control principle of the small hydraulic station 3, the battery box 4, the steering gear 31, the steering wheel 32 and the hydraulic oil cylinder are not repeated.

Finally, it should be noted that: the above embodiments are only preferred embodiments of the present invention to illustrate the technical solutions of the present invention, but not to limit the technical solutions, and certainly not to limit the patent scope of the present invention; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention; that is, the technical problems to be solved by the present invention, which are not substantially changed or supplemented by the spirit and the concept of the main body of the present invention, are still consistent with the present invention and shall be included in the scope of the present invention; in addition, the technical scheme of the invention is directly or indirectly applied to other related technical fields, and the technical scheme is included in the patent protection scope of the invention.