CN113460918A - Fuel cell structure for forklift - Google Patents
Fuel cell structure for forklift Download PDFInfo
- Publication number
- CN113460918A CN113460918A CN202110855358.2A CN202110855358A CN113460918A CN 113460918 A CN113460918 A CN 113460918A CN 202110855358 A CN202110855358 A CN 202110855358A CN 113460918 A CN113460918 A CN 113460918A
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- China
- Prior art keywords
- plate
- forklift
- fuel cell
- cell structure
- hinge
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07513—Details concerning the chassis
- B66F9/07531—Battery compartments
- B66F9/07536—Battery stoppers, i.e. means to hold battery in position
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07513—Details concerning the chassis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07554—Counterweights
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/07595—Cooling arrangements for device or operator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/20—Means for actuating or controlling masts, platforms, or forks
- B66F9/24—Electrical devices or systems
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel Cell (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention provides a fuel cell structure for a forklift, which comprises: the invention discloses an installation frame arranged in a forklift body, which comprises an installation plate, wherein a fixed storage area, a movable storage area, a vertical beam and a counterweight area are sequentially arranged on the installation plate along the horizontal direction, the counterweight area comprises a limiting frame and sliding block sliding rail components for restraining a counterweight block, at least two sliding block sliding rail components are arranged between the limiting frame and the installation plate, and the limiting frame moves along the horizontal direction of the installation plate.
Description
Technical Field
The invention relates to the technical field of forklift power supplies, in particular to a fuel cell structure for a forklift.
Background
The traditional fuel powered forklift mainly adopts diesel oil as an energy source, and a diesel engine is arranged on a chassis of the forklift to provide a power source for the running of the forklift and the movement of a power strip; in recent years, along with the increasingly strict environmental requirements, the engineering machinery field, especially the forklift field, is gradually electrified, the electric forklift mainly comprises a lead-acid battery forklift, a lithium battery forklift and a fuel cell forklift at present, the forklift with a lithium battery as an energy source mainly adopts the lithium battery or the lead-acid battery, and the battery is arranged on a vehicle chassis to provide a power source for the running of a vehicle and the movement of a power strip; the external gas cylinder fuel cell is generally used for placing a gas cylinder at the tail of a forklift and exposing the gas cylinder in the visual field, the forklift can work in a closed space, but when the forklift backs, the gas cylinder is damaged by collision to cause gas leakage danger, and hydrogen is discharged into the closed space to cause serious danger;
in the prior art, the lead-acid battery/lithium battery in the existing forklift is replaced by the fuel battery, the torque of the lead-acid battery is the product of the distance from the gravity center of the lead-acid battery to the axis of the front wheel and the weight of the power module, because the mass of the fuel battery and the mass of the hydrogen bottle providing hydrogen are lower than that of the lead-acid battery, in order to enable the battery module of the fuel battery to have the same torque with the original lead-acid battery or lithium battery, the counterweight block is usually added at the tail position of the forklift or other positions of the forklift, the requirement of balancing goods lifted by the forklift is met, and after the lead-acid/lithium battery forklift of a certain tonnage is changed into the fuel battery forklift, the goods of the same tonnage can be lifted to run stably without tilting.
However, the length of the forklift is increased by adding the counter weight at the tail of the forklift, so that the turning radius of the forklift is increased, a larger space is needed when the forklift turns, if the forklift needs to operate in a warehouse with a narrow space, the forklift is difficult to advance due to the large turning radius, and therefore how to reduce the turning radius of the forklift while maintaining the stability of the fuel cell forklift is an urgent problem to be solved.
Summary of the invention
The invention aims to provide a fuel cell structure for a forklift to solve the problems in the prior art. The technical effects generated by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a fuel cell structure for a forklift, which comprises: set up in this internal installation frame of fork truck, the installation frame includes the mounting panel, set gradually along the horizontal direction on the mounting panel and fix the district of depositing, the activity is deposited the district, is erected roof beam and counter weight district, the counter weight district is including spacing and the slider slide rail set spare that is used for retraining the balancing weight, spacing with set up two at least between the mounting panel slider slide rail set spare, spacing edge the mounting panel level is to removing.
Preferably, the counterweight zone further comprises a driving module, and the driving module drives the limiting frame to move horizontally along the mounting plate.
Preferably, the fixed storage area comprises an end plate and two side plates, the two sides of the end plate are respectively fixedly connected with the side plates to form a U-shaped assembly, the U-shaped assembly is connected with the edge of one end of the mounting plate, and the end plate is provided with a fan.
Preferably, the movable storage area comprises a drawing frame for fixing the hydrogen storage tank and a plurality of layers of shelving plates, a sliding groove is formed in the bottom of the drawing frame, a guide rail matched with the sliding groove is arranged on the mounting plate, a plurality of cross beams are movably mounted between the two side plates and the vertical beam, one end of each cross beam is in threaded connection with the corresponding side plate, the other end of each cross beam is abutted against the corresponding vertical beam, a shelving groove is formed in the middle of each cross beam and connected with the shelving plates, and two ends of each shelving plate are respectively connected with the shelving grooves on two sides.
Preferably, the mounting panel includes fixed plate and extension board, the fixed plate with the extension board passes through hinge foldable connection, the hinge includes first hinge of complex and second hinge, first hinge can dismantle with the fixed plate side and be connected, the second hinge with the connection can be dismantled to the extension board.
Preferably, the side plate is provided with a vent hole.
Preferably, the driving module is a driving cylinder group.
Preferably, the vertical beam is a hollow structure.
Preferably, the limiting frame is provided with a vent hole.
Preferably, the bottom of the shelf tray is of a hollow structure.
The fuel cell structure for the forklift is provided by the invention, the hydrogen fuel cell is used as a capacity device of the forklift, the lithium battery placed in the fixed storage area supplies energy under the conditions of starting the forklift and the like, the drawing frame is used for fixing the hydrogen storage tank, the hydrogen storage tank is convenient and quick to replace, the hydrogen storage tank is arranged in the forklift, potential safety hazards are avoided, the potential safety hazards caused by collision of the hydrogen storage tank can be avoided, the power module of the fuel cell and the original lead-acid battery have equal torque, meanwhile, the size of the forklift in the length direction is reduced, the rotating radius and the modification cost and risk are reduced, the forklift is more flexible to move, stable operation can be realized when different goods are picked up in the operation working condition of the forklift, and the forklift cannot be tilted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a first structural schematic diagram of a fuel cell structure for a forklift truck according to the invention;
FIG. 2 is a schematic structural diagram II of the fuel cell structure for a forklift truck according to the present invention;
FIG. 3 is a front view of FIG. 1;
fig. 4 is a schematic structural diagram three of the fuel cell structure for the forklift truck according to the invention;
FIG. 5 is a schematic structural diagram of one embodiment of a mounting plate of the fuel cell structure for the forklift according to the present invention;
fig. 6 is a schematic illustration of the moment at the body of a lead acid battery truck.
In the figure: 1. mounting a plate; 11. a fixing plate; 12. an extension plate; 121. supporting legs; 2. a fixed storage area; 21. an end plate; 22. a side plate; 23. a fan; 3. a movable storage area; 31. drawing the frame; 32. a resting tray; 33. a guide rail; 34. a cross beam; 35. a resting groove; 4. erecting a beam; 41. a counter bore; 5. a counterweight zone; 6. a limiting frame; 7. a slider slide rail assembly; 8. a drive module; 9. a vent hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is obvious that the described embodiments are only a few embodiments of the invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive work based on the examples of the present invention are within the scope of the present invention.
The following detailed description of embodiments of the invention refers to the accompanying drawings. In the drawings, the same reference numerals indicate the same or corresponding features. The figures are only schematic and are not necessarily drawn to scale.
The fuel cell structure for a forklift provided by the invention as shown in fig. 1 to 4 comprises: set up in this internal installation frame of fork truck, the installation frame includes mounting panel 1, sets gradually along the horizontal direction on mounting panel 1 and fixes depositing district 2, the district 3 is deposited in the activity, erects roof beam 4 and counter weight district 5, counter weight district 5 sets up two at least slider sliding rail set 7 including spacing 6 and the slider sliding rail set spare 7 that is used for retraining the balancing weight between spacing 6 and the mounting panel 1, spacing 6 along the mounting panel 1 level to removing.
Preferably, the counterweight zone 5 further comprises a driving module 8, the driving module 8 drives the limiting frame 6 to move horizontally along the mounting plate 1, the driving module 8 is connected with a control system, and the control system determines the position of the limiting frame 6 on the mounting plate 1 according to the moment required to be balanced when the forklift lifts different goods.
Preferably, fixed district 2 of depositing includes end plate 21 and two curb plates 22, end plate 21 both sides form U type subassembly after respectively with curb plate 22 rigid coupling, the edge connection of U type subassembly and 1 one end of mounting panel, installation fan 23 on the end plate 21, fan 23 cooperation ventilation hole 9 makes the space air flow speed of whole battery structure fast, the cooling radiating effect is good, fixed district 2 of depositing is used for fixed lithium cell and fuel cell, still be equipped with the heating panel between lithium cell and fuel cell and end plate 21 and the curb plate 22.
Preferably, the movable storage area 3 comprises a drawing frame 31 for fixing the hydrogen storage tank and a plurality of layers of shelving discs 32, the drawing frame 31 is provided with a sliding groove at the bottom, the mounting plate 1 is provided with a guide rail 33 matched with the sliding groove, a plurality of cross beams 34 are movably mounted between the two side plates 22 and the vertical beam 4, one end of each cross beam 34 is in threaded connection with the side plate 22, the other end of each cross beam 34 is abutted against the vertical beam 4, the vertical beam 4 is provided with a counter bore 41 in abutted fit with the cross beam 34 along the vertical direction, the mounting plate 1 is further provided with a power system and a control system and a pipeline for connecting the hydrogen storage tank and the fuel cell, the shelving discs 32 are used for fixing electrical components and control modules in the power system and the control system, the middle parts of the cross beams 34 are provided with shelving grooves 35, the shelving grooves 35 are connected with the shelving discs 32, and two ends of the shelving discs 32 are respectively connected with the shelving grooves 35 at two sides.
Preferably, as shown in fig. 5, the mounting plate 1 comprises a fixed plate 11 and an extension plate 12, the fixed plate 11 and the extension plate 12 are foldably connected through a hinge, the hinge comprises a first hinge and a second hinge which are matched, the first hinge is detachably connected with the side surface of the fixed plate 11, the second hinge is detachably connected with the extension plate 12, the length of the mounting plate 1 is adjustable, a counterweight area 5 is arranged on the extension plate 12, after the extension plate 12 is unfolded along the fixed plate 11 until the extension plate 12 is parallel to the fixed plate 11, supporting feet 121 at the bottom of the extension plate 12 are opened to support the extension plate 12, and the parallel of the extension plate 12 and the fixed plate 11 is ensured, so that the arrangement mainly meets the requirement that a forklift can lift a heavy cargo for a long time and can lift a balancing moment as much as possible.
Preferably, the side plate 22 is provided with a vent hole 9.
Preferably, the drive module 8 is a drive cylinder bank.
Preferably, the vertical beams 4 are hollow structures.
Preferably, the limiting frame 6 is provided with a vent hole 9.
Preferably, the bottom of the tray 32 is hollowed out.
The ventilation and heat dissipation of the whole battery structure are facilitated.
The specific implementation mode is as follows:
as shown in fig. 6, the lead-acid battery/lithium battery in the existing forklift is replaced by a fuel battery, the torque of the lead-acid battery is the product of the distance from the center of gravity of the lead-acid battery to the axis of the front wheel and the weight of the battery structure, because the fuel battery and a hydrogen storage tank for providing hydrogen are lower than the mass of the lead-acid battery, in order to enable the battery module of the fuel battery to have the same torque as the original lead-acid battery or lithium battery, in order to meet the balance requirement of lifted goods of the vehicle, the forklift is required to be capable of ensuring the stability during traveling and the stable operation of the lifted goods without tilting, as shown in fig. 1 and fig. 2, a counterweight area 5 is added on one side of the existing battery structure, the application scene of the forklift is complicated, in order to reduce the production cost, the balance torque of the forklift can be realized only by adjusting the battery structure, the limiting frame 6 moves along the horizontal direction of the mounting plate 1, namely, the counterweight moves in the internal space of the forklift to meet the adjustment of the balance torque, the forklift truck has the advantages that the forklift truck can stably run when different goods are picked up in the working condition of the forklift truck, and cannot be tilted.
As shown in fig. 1 and 2, the fixed storage area 2 includes an end plate 21 and two side plates 22, two sides of the end plate 21 are fixedly connected with the side plates 22 to form a U-shaped assembly, the U-shaped assembly is connected with an edge of one end of the mounting plate 1, a fan 23 is mounted on the end plate 21, the fan 23 is matched with the vent hole 9 to enable the space air flow speed of the whole battery structure to be fast, the cooling and heat dissipation effects are good, the fixed storage area 2 is used for fixing a lithium battery and a fuel battery, and a heat dissipation plate is further arranged between the lithium battery and the fuel battery and between the end plate 21 and the side plates 22; the movable storage area 3 comprises a drawing frame 31 for fixing the hydrogen storage tank and a plurality of layers of shelving discs 32, the bottom of the drawing frame 31 is provided with a sliding groove, a guide rail 33 matched with the sliding groove is arranged on the mounting plate 1, a plurality of cross beams 34 are movably mounted between the two side plates 22 and the vertical beam 4, one end of each cross beam 34 is in threaded connection with the corresponding side plate 22, the other end of each cross beam 34 is abutted against the vertical beam 4, the vertical beam 4 is provided with a counter bore 41 in abutted fit with the cross beam 34 along the vertical direction, the mounting plate 1 is also provided with a power system, a control system and a pipeline for connecting the hydrogen storage tank and the fuel cell, the shelving discs 32 are used for fixing electrical elements and control modules in the power system and the control system, the middle parts of the cross beams 34 are provided with shelving grooves 35, the shelving grooves 35 are connected with the shelving discs 32, and two ends of the shelving discs 32 are respectively connected with the shelving grooves 35 on two sides; the arrangement of the fixed storage area 2, the movable storage area 3 and the vertical beam 4 ensures that each specific part in the battery structure can work normally and reduce the collective occupied space.
The fuel cell structure for the forklift is provided by the invention, the hydrogen fuel cell is used as a capacity device of the forklift, the lithium battery placed in the fixed storage area charges the forklift at any time, the drawing frame is used for fixing the hydrogen storage tank, the hydrogen storage tank is convenient and quick to replace, the hydrogen storage tank is arranged in the forklift, potential safety hazards are avoided, the environment is not polluted, the potential safety hazards caused by the fact that the hydrogen storage tank is impacted can be avoided, the power module of the fuel cell and the original lead-acid battery have equal torque, meanwhile, the size of the forklift in the length direction is reduced, the rotating radius and the remanufacturing cost and risk are reduced, the forklift is more flexible to move, stable operation can be realized when different goods are picked up in the operation working condition of the forklift, and the forklift cannot be tilted.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention, and all such changes or substitutions are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A fuel cell structure for a forklift, characterized by comprising: set up in this internal installation frame of fork truck, the installation frame includes the mounting panel, set gradually along the horizontal direction on the mounting panel and fix the district of depositing, the activity is deposited the district, is erected roof beam and counter weight district, the counter weight district is including spacing and the slider slide rail set spare that is used for retraining the balancing weight, spacing with set up two at least between the mounting panel slider slide rail set spare, spacing edge the mounting panel level is to removing.
2. The fuel cell structure for a forklift according to claim 1, wherein the counterweight region further includes a driving module that drives the stopper frame to move horizontally along the mounting plate.
3. The fuel cell structure for the forklift according to claim 1, wherein the fixed storage area includes an end plate and two side plates, two sides of the end plate are fixedly connected to the side plates to form a U-shaped assembly, the U-shaped assembly is connected to an edge of one end of the mounting plate, and a fan is mounted on the end plate.
4. The fuel cell structure for the forklift as defined in claim 3, wherein the movable storage area comprises a drawing frame for fixing the hydrogen storage tank and a plurality of layers of shelving plates, a sliding groove is formed at the bottom of the drawing frame, a guide rail matched with the sliding groove is arranged on the mounting plate, a plurality of cross beams are movably mounted between the two side plates and the vertical beam, one end of each cross beam is in threaded connection with the corresponding side plate, the other end of each cross beam is abutted against the corresponding vertical beam, a placement groove is formed in the middle of each cross beam and is connected with the corresponding shelving plate, and the two ends of each shelving plate are respectively connected with the shelving grooves on the two sides.
5. The fuel cell structure for a forklift according to claim 3, wherein the mounting plate includes a fixed plate and an elongated plate, the fixed plate and the elongated plate are foldably connected by a hinge, the hinge includes a first hinge and a second hinge that are engaged, the first hinge is detachably connected to a side of the fixed plate, and the second hinge is detachably connected to the elongated plate.
6. The fuel cell structure for a forklift according to claim 3, wherein the side plate is provided with a vent hole.
7. The fuel cell structure for a forklift according to claim 1, wherein the drive module is a drive cylinder group.
8. The fuel cell structure for a forklift according to claim 1, wherein the vertical beam is a hollow structure.
9. The fuel cell structure for a forklift according to claim 1, wherein the stopper frame is provided with a vent hole.
10. The fuel cell structure for a forklift according to claim 4, wherein the bottom of the shelf plate is hollowed out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855358.2A CN113460918A (en) | 2021-07-28 | 2021-07-28 | Fuel cell structure for forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110855358.2A CN113460918A (en) | 2021-07-28 | 2021-07-28 | Fuel cell structure for forklift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113460918A true CN113460918A (en) | 2021-10-01 |
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ID=77882806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110855358.2A Pending CN113460918A (en) | 2021-07-28 | 2021-07-28 | Fuel cell structure for forklift |
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| Country | Link |
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| CN (1) | CN113460918A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114347810A (en) * | 2022-03-17 | 2022-04-15 | 杭叉集团股份有限公司 | Distributed architecture hydrogen fuel cell forklift |
-
2021
- 2021-07-28 CN CN202110855358.2A patent/CN113460918A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114347810A (en) * | 2022-03-17 | 2022-04-15 | 杭叉集团股份有限公司 | Distributed architecture hydrogen fuel cell forklift |
| CN114347810B (en) * | 2022-03-17 | 2022-07-29 | 杭叉集团股份有限公司 | Distributed architecture hydrogen fuel cell forklift |
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