CN214167254U - Truck-mounted forklift - Google Patents

Truck-mounted forklift Download PDF

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Publication number
CN214167254U
CN214167254U CN202022957960.0U CN202022957960U CN214167254U CN 214167254 U CN214167254 U CN 214167254U CN 202022957960 U CN202022957960 U CN 202022957960U CN 214167254 U CN214167254 U CN 214167254U
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frame
oil cylinder
connecting arm
cylinder
control
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CN202022957960.0U
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Chinese (zh)
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王明富
符永映
王艺霖
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Guilin Mingfu Robot Technology Co ltd
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Guilin Mingfu Robot Technology Co ltd
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Abstract

The utility model relates to a vehicle-mounted forklift, include: the pallet truck comprises a frame, a travelling mechanism, a support frame and a fork frame, wherein the travelling mechanism is arranged at the bottom of the frame; the support frame includes two supports and connecting rod, each support is located the frame both sides respectively, each support includes first linking arm respectively, the second linking arm, first hydro-cylinder, third linking arm and second hydro-cylinder, the one end of first linking arm, the base of frame and second hydro-cylinder articulates in first pin joint, the other end of first linking arm is articulated with the second linking arm, the other end of second linking arm is articulated with the base of first hydro-cylinder, the piston rod of first hydro-cylinder is articulated with the fork frame, third linking arm both ends are articulated with frame and fork frame respectively, third linking arm middle part, the middle part of second linking arm and the piston rod of second hydro-cylinder articulate in the second pin joint, the connecting rod both ends respectively with a first linking arm fixed connection, the connecting rod is close to the base setting of first hydro-cylinder. Based on the utility model discloses a vehicle-mounted forklift, convenient vehicle-mounted transportation.

Description

Truck-mounted forklift
Technical Field
The utility model belongs to the technical field of fork truck, concretely relates to vehicle-mounted fork truck.
Background
A forklift is an industrial transport vehicle, and refers to various wheeled transport vehicles that perform loading and unloading, stacking, and short-distance transportation operations on piece pallet goods, and can load and unload pallet goods in a cabin, a carriage, and a container. When the forklift needs to be transported along with a truck, the forklift occupies more space of a truck carriage, and the forklift is generally stored in a storage box below a chassis; the existing truck-mounted loading and unloading forklift has the defects that the height cannot be further reduced due to structural limitation, so that the requirement on a truck chassis is high when the truck-mounted forklift is stored, the existing truck-mounted loading and unloading forklift can only be stored in a storage box under a large truck chassis and cannot be stored in a storage box under a medium and small truck chassis, and the truck-mounted transportation range of the forklift is limited.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a vehicle-mounted forklift is provided, can adorn in the collection case under the middle-size and small-size freight train chassis.
The utility model provides a concrete solution as follows:
the utility model provides a vehicle-mounted forklift, include: the pallet truck comprises a frame, a travelling mechanism, a support frame and a fork frame, wherein the travelling mechanism is arranged at the bottom of the frame; the support frame comprises two brackets and connecting rods, each bracket is respectively positioned at two sides of the frame, each bracket respectively comprises a first connecting arm, a second connecting arm, a first oil cylinder, a third connecting arm and a second oil cylinder, one end of the first connecting arm, the frame and the base of the second oil cylinder are hinged at a first hinge point, the other end of the first connecting arm is hinged with the second connecting arm, the other end of the second connecting arm is hinged with the base of the first oil cylinder, a piston rod of the first oil cylinder is hinged with the fork frame, two ends of the third connecting arm are respectively hinged with the frame and the fork frame, the middle part of the third connecting arm, the middle part of the second connecting arm and the piston rod of the second oil cylinder are hinged at a second hinge point, the two ends of the connecting rod are fixedly connected with the second connecting arm respectively, and the connecting rod is close to the base of the first oil cylinder.
Based on the utility model discloses a vehicle-mounted forklift, through the flexible of adjusting first hydro-cylinder and regulation second hydro-cylinder, not only can realize the lift of fork frame, slope, satisfy fork truck goods handling's demand, can also make the whole height of fork frame after the decline be less than the frame for the fork truck structure is smaller and more exquisite, when the vehicle-mounted transportation, reduces the high requirement on truck chassis, can load in the collection case under the middle-size and small-size truck chassis.
On the basis of the above scheme, the utility model discloses can also carry out following improvement:
further, the traveling mechanism comprises two oppositely arranged crawler traveling devices positioned at the bottom of the frame and a second driving mechanism for driving each crawler traveling device to move, each crawler traveling device comprises a driving wheel, a plurality of thrust wheels, a tension wheel and a crawler, the driving wheel is mounted at the bottom of the frame, each thrust wheel is positioned between the driving wheel and the tension wheel, the crawler is arranged around the driving wheel, each thrust wheel and the tension wheel, and the driving wheel is connected with a power output end of the second driving mechanism.
The crawler belt traveling device is adopted as a specific traveling mechanism, and the loading, unloading and transportation are stable.
Specifically, the second driving mechanism comprises a diesel engine, a diesel tank, a hydraulic pump and a hydraulic motor, wherein the hydraulic motor is used for providing power for a driving wheel in the crawler traveling device.
Optionally, based on the utility model discloses vehicle-mounted forklift, running gear include a plurality of wheels and drive each wheel pivoted actuating mechanism, and each wheel sets up respectively in the frame bottom.
Specifically, the structure of the vehicle body, the engine and the transmission system in the prior art can be directly applied to the forklift as the first driving mechanism.
Alternatively, the drive mechanism of the existing forklift can be directly used as the first drive mechanism of the present invention for driving the wheels to rotate.
Specifically, each of the wheels includes a steering wheel and a plurality of driven wheels.
Specifically, the steering and steering wheels are mounted in the middle of the bottom end of the frame, support rods are arranged at two ends of the bottom of the frame, and the driven wheels are mounted on the support rods respectively.
Further, the fork carriage comprises a support portal and two forks, each fork is fixed on the support portal, and a piston rod of each first oil cylinder and each third connecting arm are hinged to the support portal respectively.
From this, the first linking arm, second linking arm and third linking arm rotation are driven in the flexible of first hydro-cylinder, the flexible of second hydro-cylinder to drive the slope of fork portal and fork, upset and lift.
Further, still include control mechanism, control mechanism includes the portable end of remote controller and control end, the control end set up in the frame, the portable end of remote controller with control end wireless connection, the portable end of remote controller is last to be provided with a plurality of brake levers and a plurality of button, is used for controlling respectively running gear motion, control the flexible of first hydro-cylinder with the flexible of second hydro-cylinder.
Based on the utility model discloses on-vehicle fork truck, be provided with the battery in the frame, be used for doing the control end supplies power.
As an alternative, the fork carriage further comprises a control mechanism and a seat arranged on the frame, wherein the control mechanism comprises a plurality of operating handles which are respectively used for controlling the movement of each walking mechanism, the expansion and contraction of the second oil cylinder and the expansion and contraction of the first oil cylinder, and each operating handle is positioned between the seat and the fork carriage.
Therefore, in addition to the mode of adopting the remote control, the motion of the travelling mechanism, the expansion and contraction of the first oil cylinder and the expansion and contraction of the second oil cylinder can be realized by manually operating each control handle, so that the requirement of loading and unloading goods is realized, and the on-vehicle storage and transportation of the forklift are realized.
Furthermore, a hydraulic system is arranged in the frame and supplies oil to the first oil cylinder, the second oil cylinder and the travelling mechanism.
Therefore, power sources are provided for the first oil cylinder, the second oil cylinder and the travelling mechanism through the hydraulic system.
Furthermore, the control mechanism comprises a first control handle, a second control handle and a plurality of walking control handles, and each walking control handle is respectively used for controlling the steering, the forward movement or the backward movement of the walking mechanism; the first oil cylinder is connected with the hydraulic system through a multi-way valve, and the first operating handle is installed on the multi-way valve and used for controlling the expansion and contraction of the first oil cylinder; the second oil cylinder is connected with the hydraulic system through a multi-way valve, and the second control handle is installed on the multi-way valve and used for controlling the extension and contraction of the second oil cylinder.
Therefore, the control of the telescopic degree of the first oil cylinder and the control of the telescopic degree of the first oil cylinder can be realized by manually switching the oil way, and the running, the steering and the stopping of the running mechanism are controlled by the control handle.
Specifically, each control handle can be connected with a transmission system of the vehicle body in the same connection mode as the existing vehicle body.
Specifically, each control handle comprises a steering wheel used for controlling steering in the prior art and a gear control lever used for controlling starting, stopping, advancing and backing of a vehicle body, the engine and the transmission system adopt the structure of the prior vehicle body, power emitted by the engine is transmitted to driving wheels by the transmission system, the transmission system comprises a clutch, a transmission, a universal joint, a transmission shaft and a drive axle, the functions of speed reduction, speed change, backing, power interruption, inter-wheel differential speed, inter-axle differential speed and the like are realized, the control handle is matched with the engine to work, the normal running of the vehicle body under various working conditions can be ensured, and the control handle has good dynamic property and economical efficiency.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic diagram of a fork carriage in an elevated state according to an embodiment of the present invention.
Fig. 3 is a schematic view of a fork carriage in a descending state according to an embodiment of the present invention.
Fig. 4 is a schematic perspective view of a second embodiment of the present invention.
Fig. 5 is a schematic front view of a second embodiment of the present invention.
Fig. 6 is a schematic front view structure according to a third embodiment of the present invention.
In the accompanying fig. 1-6, the components represented by the various reference numerals are as follows:
a frame 1;
a support frame 2; a first connecting arm 21; a second connecting arm 22; a first cylinder 23; a third connecting arm 24; a second cylinder 25; a connecting rod 26;
a fork carriage 3; a support gantry 31; a fork 32;
a crawler belt traveling device 4; the driving wheel 41; the thrust wheel 42; a tension pulley 43; a track 44; a wheel 45;
a seat 5;
a control mechanism 6; a steering wheel 62; a shift lever 63; a first operating handle 64; and a second operating handle 65.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
It will be understood that when an element or component is referred to as being "connected," "positioned" or "coupled" to another element or component, it can be directly on the other element or component or intervening elements or components may also be present. The terms "left", "right", "upper", "lower" and the like as used herein are for illustrative purposes only.
The invention is described below with reference to specific embodiments in conjunction with fig. 1-6.
As shown in fig. 1 and 2, based on the utility model discloses a truck-mounted forklift, include: the pallet fork comprises a frame 1, a travelling mechanism, a support frame 2 and a pallet fork frame 3, wherein the travelling mechanism is arranged at the bottom of the frame 1; the supporting frame 2 comprises two brackets and a connecting rod 26, each bracket is respectively positioned at two sides of the frame 1, each bracket respectively comprises a first connecting arm 21, a second connecting arm 22, a first oil cylinder 23, a third connecting arm 24 and a second oil cylinder 25, one end of the first connecting arm, the frame 1 and a base of the second oil cylinder are hinged at a first hinge point, the other end of the first connecting arm 21 is hinged with the second connecting arm 22, the other end of the second connecting arm 22 is hinged with the base of the first oil cylinder 23, a piston rod of the first oil cylinder 23 is hinged with the fork frame 3, two ends of the third connecting arm 24 are respectively hinged with the frame 1 and the fork frame 3, the middle part of the third connecting arm 24, the middle part of the second connecting arm 22 and a piston rod of the second oil cylinder are hinged at a second hinge point, two ends of the connecting rod 26 are respectively fixedly connected with one second connecting arm 22, the connecting rod 26 is arranged close to the base of the first oil cylinder 23.
Based on the utility model discloses a vehicle-mounted forklift, through the flexible of adjusting first hydro-cylinder and regulation second hydro-cylinder, not only can realize the lift of fork frame, slope, satisfy fork truck cargo handling's demand, can also make the whole height of fork frame after the decline be less than the frame, as shown in fig. 2 and fig. 3 for the fork truck structure is more small and exquisite (as shown in fig. 3), during the vehicle-mounted transportation, to the reduction of high requirement on truck chassis, can load in the collection incasement under the middle-size and small-size truck chassis.
As shown in fig. 1 and 2, according to the forklift truck according to the embodiment of the present invention, the traveling mechanism includes two oppositely disposed crawler belt units located at the bottom of the frame 1 and a second driving mechanism for driving the crawler belt units 4 to move, each of the crawler belt units 4 includes a driving wheel 41, a plurality of thrust wheels 42, a tension wheel 43 and a crawler belt 44, the driving wheel 41 is installed at the bottom of the frame 1, each of the thrust wheels 42 is located between the driving wheel 41 and the tension wheel 43, the crawler belt 44 is disposed around the driving wheel 41, each of the thrust wheels 42 and the tension wheel 43, and the driving wheel 41 is connected to a power output end of the second driving mechanism.
The crawler belt traveling device is adopted as a specific traveling mechanism, and the loading, unloading and transportation are stable.
Specifically, the second driving mechanism comprises a diesel engine, a diesel tank, a hydraulic pump and a hydraulic motor, wherein the hydraulic motor is used for providing power for a driving wheel in the crawler traveling device.
Optionally, as shown in fig. 4 and 5, based on the utility model discloses on-vehicle forklift, running gear includes a plurality of wheels 45 and drives each wheel 45 pivoted first actuating mechanism, and each wheel sets up respectively in the frame bottom.
Specifically, as shown in fig. 6, the structure of the vehicle body, the engine and the power train, i.e., the first drive mechanism and the wheels in the related art can be directly applied to the forklift.
Alternatively, as shown in fig. 6, the driving mechanism and the wheels of the existing forklift can be directly used as the first driving mechanism of the present invention for driving the wheels to rotate.
Specifically, each of the wheels includes a steering wheel and a plurality of driven wheels.
Specifically, as shown in fig. 4 and 5, the steering wheel is installed in the middle of the bottom end of the frame, support rods 46 are installed at two ends of the bottom of the frame, and each driven wheel is installed on the support rods 46.
Based on the utility model discloses on-vehicle fork truck, fork frame 3 is including supporting portal 31 and two forks 32, each fork 32 is fixed in support portal 31 is last, each first hydro-cylinder 23's piston rod and each third linking arm 24 respectively with it is articulated to support portal 31.
The expansion and contraction of the second oil cylinder 25 drives the first connecting arm 21, the second connecting arm 22, the third connecting arm 24 and the first oil cylinder 23 to rotate, and the expansion and contraction of the first oil cylinder 23, the rotation of the first oil cylinder 23 and the rotation of the third connecting arm 24 drive the fork frame 3 to turn and lift. The expansion of the first oil cylinder 23 and the expansion of the second oil cylinder 25 drive the first connecting arm 21, the second connecting arm 22 and the third connecting arm 24 to rotate, so that the fork portal frame and the fork are driven to incline, turn and lift.
As shown in fig. 2, based on the utility model discloses lorry-mounted forklift still includes control mechanism, control mechanism includes the portable end of remote controller and control end, the control end set up in the frame, the portable end of remote controller with control end wireless connection, the portable end of remote controller is provided with a plurality of operating handle and a plurality of button, is used for controlling respectively running gear motion, control first hydro-cylinder 23 flexible with the flexible of second hydro-cylinder 25.
Based on the utility model discloses on-vehicle fork truck, be provided with the battery in the frame, be used for doing the control end supplies power.
As shown in fig. 6, optionally, based on the utility model discloses a truck-mounted forklift still includes control mechanism and set up in seat 5 on frame 1, control mechanism 6 includes a plurality of operating handles, be used for controlling respectively the motion of running gear, control the flexible of second hydro-cylinder 25 and the flexible of first hydro-cylinder 23, each operating handle is located seat 5 with between the fork frame 3. Each control handle can be manually operated to realize the movement of the travelling mechanism, the extension and retraction of the first oil cylinder and the extension and retraction of the first oil cylinder. Therefore, in addition to the mode of adopting the remote control, the motion of the travelling mechanism, the expansion and contraction of the first oil cylinder and the expansion and contraction of the second oil cylinder can be realized by manually operating each control handle, so that the requirement of loading and unloading goods is realized, and the on-vehicle storage and transportation of the forklift are realized.
Based on the utility model discloses vehicle-mounted forklift, still be provided with hydraulic system in the frame 1, hydraulic system does first hydro-cylinder 23 the second hydro-cylinder 25 with the running gear oil supply. And power sources are provided for the first oil cylinder 23, the second oil cylinder 25 and the travelling mechanism through a hydraulic system.
Based on the utility model discloses on-vehicle fork truck, control mechanism includes first control handle 64, second control handle 65 and a plurality of walking control handle, each walking control handle is used for controlling steering, the advance or the back movement of running gear respectively; the first oil cylinder 23 is connected with the hydraulic system through a multi-way valve, and the first operating handle 64 is installed on the multi-way valve and used for controlling the extension and retraction of the first oil cylinder 23; the second oil cylinder 25 is connected with the hydraulic system through a multi-way valve, and the second operating handle 65 is installed on the multi-way valve and used for controlling the extension and contraction of the second oil cylinder 25. Therefore, the control of the telescopic degree of the first oil cylinder and the control of the telescopic degree of the first oil cylinder can be realized by manually switching the oil way, and the running, the steering and the stopping of the running mechanism are controlled by the control handle.
Specifically, each control handle can be connected with a transmission system of the vehicle body in the same connection mode as the existing vehicle body.
Specifically, each control handle comprises a steering wheel 62 used for controlling steering in the prior art and a gear control lever 63 used for controlling starting, stopping, advancing and reversing of a vehicle body, the engine and the transmission system adopt the structure of the prior vehicle body, power emitted by the engine is transmitted to driving wheels by the transmission system, the transmission system comprises a clutch, a transmission, a universal joint, a transmission shaft and a drive axle, the functions of speed reduction, speed change, backing, power interruption, inter-wheel differential speed, inter-axle differential speed and the like are realized, the control handle and the drive axle are matched with the engine to work, the normal running of the vehicle body under various working conditions can be ensured, and the control handle and the drive axle have good dynamic property and economy.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims (9)

1. An on-board forklift, comprising: the pallet truck comprises a frame, a travelling mechanism, a support frame and a fork frame, wherein the travelling mechanism is arranged at the bottom of the frame; the support frame comprises two supports and connecting rods, each support is respectively positioned at two sides of the frame, each support respectively comprises a first connecting arm, a second connecting arm, a first oil cylinder, a third connecting arm and a second oil cylinder, one end of the first connecting arm, the frame and a base of the second oil cylinder are hinged at a first hinge point, the other end of the first connecting arm is hinged with the second connecting arm (22), the other end of the second connecting arm (22) is hinged with the base of the first oil cylinder, a piston rod of the first oil cylinder is hinged with the fork frame, two ends of the third connecting arm are respectively hinged with the frame and the fork frame, the middle part of the third connecting arm, the middle part of the second connecting arm and a piston rod of the second oil cylinder are hinged at a second hinge point, and two ends of each connecting rod are respectively fixedly connected with one second connecting arm, the connecting rod is arranged close to the base of the first oil cylinder.
2. The truck-mounted forklift of claim 1, wherein said traveling mechanism comprises two oppositely disposed crawler traveling devices located at the bottom of the frame and a second driving mechanism for driving the respective crawler traveling devices to move, each of said crawler traveling devices comprises a driving wheel, a plurality of thrust wheels, a tension wheel and a track, said driving wheel is mounted at the bottom of said frame, each of said thrust wheels is located between said driving wheel and said tension wheel, said track is disposed around said driving wheel, each of said thrust wheels and said tension wheel, and said driving wheel is connected to a power output end of said second driving mechanism.
3. The forklift as recited in claim 1, wherein the traveling mechanism includes a plurality of wheels and a first driving mechanism for driving each of the wheels to rotate, and each of the wheels is disposed at a bottom of the frame.
4. A truck as defined in claim 1, wherein said fork carriage comprises a support mast and two forks, each said fork being fixed to said support mast, the piston rod of each said first cylinder and each said third link arm being hingedly connected to said support mast.
5. The vehicle-mounted forklift truck according to any one of claims 1 to 4, further comprising a control mechanism, wherein the control mechanism comprises a remote controller portable end and a control end, the control end is arranged in the truck frame, the remote controller portable end is wirelessly connected with the control end, the control end respectively controls the traveling mechanism to move, controls the first oil cylinder to stretch and control the second oil cylinder to stretch, and the remote controller portable end is provided with a plurality of control handles and a plurality of keys.
6. The forklift as recited in claim 5, wherein a battery is disposed in the frame for supplying power to the control terminal.
7. An on-board forklift as claimed in any one of claims 1 to 4, further comprising a control mechanism and a seat disposed on said frame, said control mechanism including a plurality of operating handles for controlling movement of each of said traveling mechanisms, for controlling extension and retraction of said second cylinder and for controlling extension and retraction of said first cylinder, respectively, each of said operating handles being located between said seat and said fork carriage.
8. The lift truck of claim 7, further comprising a hydraulic system disposed within said frame, said hydraulic system supplying oil to said first cylinder, said second cylinder, and said travel mechanism.
9. The lift truck of claim 8, wherein said control mechanism comprises a first operating handle, a second operating handle and a plurality of travel operating handles, each said travel operating handle for controlling steering, forward or reverse movement of said travel mechanism; the first oil cylinder is connected with the hydraulic system through a multi-way valve, and the first operating handle is installed on the multi-way valve and used for controlling the expansion and contraction of the first oil cylinder; the second oil cylinder is connected with the hydraulic system through a multi-way valve, and the second control handle is installed on the multi-way valve and used for controlling the extension and contraction of the second oil cylinder.
CN202022957960.0U 2020-12-09 2020-12-09 Truck-mounted forklift Active CN214167254U (en)

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CN202022957960.0U CN214167254U (en) 2020-12-09 2020-12-09 Truck-mounted forklift

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113854094A (en) * 2021-09-28 2021-12-31 徐工集团工程机械股份有限公司科技分公司 Green transplanting machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113854094A (en) * 2021-09-28 2021-12-31 徐工集团工程机械股份有限公司科技分公司 Green transplanting machine

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