CN211004398U - Lithium battery forklift's electrical system mounting structure - Google Patents
Lithium battery forklift's electrical system mounting structure Download PDFInfo
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- CN211004398U CN211004398U CN201922160474.3U CN201922160474U CN211004398U CN 211004398 U CN211004398 U CN 211004398U CN 201922160474 U CN201922160474 U CN 201922160474U CN 211004398 U CN211004398 U CN 211004398U
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- battery
- lithium battery
- forklift
- lithium
- mounting structure
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 79
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 150000002641 lithium Chemical class 0.000 claims 2
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 26
- 239000002253 acid Substances 0.000 description 14
- 230000007246 mechanism Effects 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 229910001060 Gray iron Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Electric Propulsion And Braking For Vehicles (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model provides a lithium cell fork truck's electrical system mounting structure belongs to fork truck equipment technical field. It has solved the inconvenient class of technical problem of current lithium cell fork truck maintenance. The lithium battery forklift comprises a cockpit, an electric control system of the lithium battery forklift comprises a lithium battery, an oil pump motor, a gear pump and a vehicle control unit, the electric control system mounting structure comprises a battery cabin arranged below a seat of the cockpit and an opening arranged on one side of the cockpit, the opening is communicated to the inside of the battery cabin, and the lithium battery is inserted into the battery cabin through the opening; lithium cell top one side sets up oil pump motor and gear pump, and lithium cell top opposite side sets up vehicle control unit, and oil pump motor, gear pump and vehicle control unit all are located the battery compartment and the upper end of battery compartment is equipped with the detachable cang gai. The utility model discloses in rationalize the overall arrangement with lithium cell fork truck's electrical system, improved the flexibility of complete machine, made things convenient for the installation and the change of lithium cell, improved the convenience of electrical part maintenance among the electrical system.
Description
Technical Field
The utility model belongs to the technical field of industry transport means, a lithium cell fork truck, especially a lithium cell fork truck's electrical system mounting structure is related to.
Background
Fork truck is the industry haulage vehicle, can load and unload, stack and short distance transportation operation to finished pallet goods. The forklift needs to operate in a small space, and for the forklift, the size of the forklift needs to be reduced as much as possible for the operation flexibility and the requirement on the operation space, however, the size of the forklift is reduced, so that the operation space of a driver is reduced, and the operation comfort of the operator is influenced. In addition, the layout of the small-volume forklift is relatively compact due to the limitation of the design space, and the small-volume forklift is quite inconvenient for detection, maintenance and repair. The electric forklift has the advantages of environmental protection, no pollution, energy conservation, low noise and the like, and has wide market prospect. The traditional forklift powered by the battery generally adopts the lead-acid battery, and the battery is generally arranged on the forklift close to a cab and below a driver seat due to the large volume of the lead-acid battery, so that on one hand, the lead-acid battery occupies a large space, and the forklift is large in volume; on the other hand, the replacement of the lead-acid battery needs a crane, which is very inconvenient; the lithium battery has the advantages of high energy density, light weight, stable performance and the like, and has the tendency of replacing a lead-acid battery on a forklift.
At present, the lithium battery vehicle type layout of the domestic forklift industry basically adopts the structure of a lead-acid battery, namely, the lead-acid battery below the original cockpit is replaced by the lithium battery. The weight of a lead-acid battery is substantially 4-5 times the weight of a lithium battery due to its characteristics. In order to compensate for the weight problem after the lithium battery is replaced, an iron block is piled under the lithium battery or the rear suspension distance of the balance weight is increased to achieve new balance. Iron stacking below the lithium battery causes certain waste and increases the cost; and the performance of the whole machine is affected by increasing the rear suspension of the counterweight, the vehicle length is increased, the turning radius is increased, and the flexibility of the whole machine is greatly reduced. In addition, the convenience of maintenance of electric devices (such as controllers, motors, DC converters, fuse boxes and the like) of the electric forklift is also a big problem in the industry.
Chinese patent (publication No. CN208561589U, published as 2019-03-01) discloses a lithium battery forklift, which comprises a forklift body, wherein a driving mechanism, a steering mechanism, an electric control mechanism and a hydraulic mechanism are mounted at the lower part of the forklift body, the driving mechanism is mounted at the front part of the forklift body, the steering mechanism comprises a steering axle and a steering wheel, the steering axle is mounted at the middle part of the rear side of the forklift body, the steering wheel is mounted on the steering axle, the electric control mechanism comprises a lithium battery box and a controller, a mounting cavity is arranged at one side of the middle part of the forklift body, the side edge of the mounting cavity is provided with an opening, the lithium battery box is mounted in the mounting cavity from the side edge opening, and an oil tank, an electromagnetic valve.
In the patent literature, the installation layout of the lithium battery and other electric control systems is not reasonable enough, so that the maintenance is not convenient enough.
Disclosure of Invention
The utility model discloses to the above-mentioned problem that prior art exists, provide a lithium cell fork truck's electrical system mounting structure, the utility model aims to solve the technical problem that: how to rationalize the layout of electric control systems such as lithium batteries in the forklift and improve the convenience of maintenance.
The purpose of the utility model can be realized by the following technical proposal:
the electric control system mounting structure of the lithium battery forklift comprises a cab, and the electric control system comprises a lithium battery, an oil pump motor, a gear pump and a vehicle control unit, and is characterized by comprising a battery compartment arranged below a seat of the cab and an opening arranged on one side of the cab, wherein the opening is communicated to the inside of the battery compartment, and the lithium battery is inserted into the battery compartment through the opening; lithium cell top one side sets up oil pump motor and gear pump, lithium cell top opposite side sets up vehicle control unit, oil pump motor, gear pump and vehicle control unit all are located in the battery compartment just the upper end of battery compartment is equipped with the detachable cang gai.
The principle is as follows: according to the technical scheme, the capacity is set to 80% of the capacity of the original corresponding lead-acid battery by utilizing the characteristic of quick charging of the lithium battery, the size of the lithium battery is reduced, the height of the lithium battery is mainly reduced to 2/3% of the capacity of the lead-acid battery, and the saved space is used for arranging an oil pump motor and a gear pump which drive a forklift gantry to work, a whole vehicle controller and other electric devices (such as a DC converter, a fuse box, an electronic flasher and the like). According to the technical scheme, various parts of the lithium battery forklift, particularly the electric control system, are reasonably arranged, so that the flexibility of the whole forklift is improved, the lithium battery is convenient to install and replace, the convenience for maintaining electric devices in the electric control system is improved, and the manufacturing cost of the forklift is reduced.
In foretell lithium battery fork truck's electrical system mounting structure, lithium battery fork truck still includes the automobile body and sets up the wheel at automobile body both ends, the cockpit is located on the automobile body and between the wheel that is located both ends, the front end of automobile body is equipped with the fork truck portal, the tail end of automobile body is equipped with oil tank and counter weight, the oil tank is located the cockpit with between the counter weight. Furthermore, the balance weight is made of all solid gray iron, so that an optimal balance effect is achieved. The oil tank can improve various hydraulic oil supply or lubricating oil supply, and the structure can protect the oil tank and can also play a certain counterweight role by using the oil tank as an auxiliary counterweight, so that the mass of the counterweight is reduced, and the cost is saved; meanwhile, the rear suspension distance of the counterweight can be reduced, the length of the vehicle is reduced, the turning radius is reduced, and the flexibility of the whole vehicle is improved.
In foretell lithium cell fork truck's electrical system mounting structure, be located in the battery compartment the lithium cell top has set firmly the mounting panel, oil pump motor and gear pump set firmly on the mounting panel.
In the electric control system mounting structure of the lithium battery forklift, a control box is fixedly arranged above the lithium battery in the battery compartment, the vehicle control unit is positioned in the control box, and an opening at the upper end of the control box is provided with a housing capable of being opened and closed; and the mounting plate is also provided with a DC converter, a fuse box and an electronic flasher.
The main parts of the whole electric control system are distributed below the cockpit, the lithium battery is arranged in the battery compartment below the seat, the whole vehicle controller and some electric elements with lighter weight are arranged above the lithium battery, the bottom of the vehicle body is of an open structure, or a special opening is arranged, so that the lithium battery is convenient to mount and dismount, the seat is lifted to open the opening, and the cabin cover is opened, so that the whole vehicle controller and other electric elements can be conveniently maintained and replaced.
In the electric control system mounting structure of the lithium battery forklift, the top of the cockpit is also provided with a top protection frame fixed on the forklift body; the bottom of the vehicle body can be inserted into a manual hydraulic vehicle.
Furthermore, in the technical scheme, the vehicle body is designed to be of an open-bottom structure, the strength of the side part of the vehicle body can be ensured by additionally arranging a connecting plate, the lithium battery can be directly pushed into the bottom of the vehicle body by a manual hydraulic vehicle and then the battery is forked and pulled out, a lifting opening of a primary lead-acid battery of the top protection frame is sealed, an integrated structure is manufactured, the structure can reduce welding deformation, and the strength of the top protection frame is improved; the lines and the oil pipes in the electric control system can be routed through the side part of the vehicle body, the routing positions of the whole lines and the oil pipes are higher, and the outdoor wading height of the forklift can be greatly improved.
Compared with the prior art, the utility model discloses in with various spare parts of lithium cell fork truck-especially electrical system rationalization overall arrangement, improved the flexibility of complete machine, made things convenient for the installation and the change of lithium cell, improved the convenience of electrical part maintenance among the electrical system, reduced fork truck's manufacturing cost.
Drawings
Fig. 1 is a partial structural schematic diagram of the lithium battery forklift.
In the figure, 1, a vehicle body; 1a, a cockpit; 1a1, opening; 1b, a battery compartment; 1c, a top protection frame; 2. a lithium battery; 3. an oil pump motor; 4. a gear pump; 5. a vehicle control unit; 6. a wheel; 7. a forklift mast; 8. an oil tank; 9. a counterweight; 10. a control box; 11. a manual hydraulic vehicle; 12. a bin cover.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, the lithium battery forklift comprises a forklift body 1, wheels 6 arranged at two ends of the forklift body 1 and a cab 1a, wherein the cab 1a is positioned on the forklift body 1 and between the wheels 6 at the two ends, a forklift gantry 7 is arranged at the front end of the forklift body 1, an oil tank 8 and a counterweight 9 are arranged at the tail end of the forklift body 1, the oil tank 8 is positioned between the cab 1a and the counterweight 9, and the counterweight 9 is made of solid gray iron; the electric control system of the lithium battery forklift comprises a lithium battery 2, an oil pump motor 3, a gear pump 4 and a vehicle control unit 5, the electric control system mounting structure comprises a battery cabin 1b arranged below a seat of a cockpit 1a and an opening 1a1 arranged on one side of the cockpit 1a, the opening 1a1 is communicated into the battery cabin 1b, and the lithium battery 2 is inserted into the battery cabin 1b through the opening 1a 1; 2 top one side of lithium cell sets up oil pump motor 3 and gear pump 4, and 2 top opposite sides of lithium cell set up vehicle control unit 5, and oil pump motor 3, gear pump 4 and vehicle control unit 5 all are located battery compartment 1b and the upper end of battery compartment 1b is equipped with detachable cang gai 12. Further, the top of the cockpit 1a is also provided with a top protection frame 1c fixed on the vehicle body 1; the bottom of the vehicle body 1 can be inserted into a manual hydraulic vehicle 11; an installation plate is fixedly arranged above the lithium battery 2 in the battery compartment 1b, and the oil pump motor 3 and the gear pump 4 are fixedly arranged on the installation plate; a control box 10 is fixedly arranged above the lithium battery 2 in the battery compartment 1b, the vehicle control unit 5 is arranged in the control box 10, a housing capable of being opened and closed is arranged at an opening at the upper end of the control box 10, and a DC converter, a fuse box and an electronic flasher are further arranged on the mounting plate.
In this embodiment, the characteristic of the lithium battery 2 that charges quickly is utilized, the capacity is set to 80% of the capacity of the original corresponding lead-acid battery, the size of the lithium battery 2 is reduced, mainly the height of the lithium battery 2 is reduced to 2/3% of the lead-acid battery, and the saved space is used for arranging the oil pump motor 3 and the gear pump 4 that drive the forklift gantry 7 to work, the vehicle control unit 5 and other electric devices (such as a DC converter, a fuse box, an electronic flasher, etc.). By reasonably arranging various parts of the lithium battery forklift, particularly the electric control system, the flexibility of the whole forklift is improved, the lithium battery 2 is convenient to install and replace, the convenience for maintaining electric devices in the electric control system is improved, and the manufacturing cost of the forklift is reduced.
Furthermore, in the embodiment, the vehicle body 1 is designed to be of an open-bottom structure, the strength of the side part of the vehicle body 1 can be ensured by additionally arranging a connecting plate, the lithium battery 2 can be directly pushed into the bottom of the vehicle body 1 by the manual hydraulic vehicle 11 to be disassembled and assembled, then the battery is forked and pulled out, the lifting opening of the primary lead-acid battery of the top protection frame 1c is sealed to be made into an integrated structure, the structure can reduce the welding deformation, and the strength of the top protection frame 1c is improved; the lines and the oil pipes in the electric control system can be routed through the side part of the vehicle body 1, the routing positions of the whole lines and the oil pipes are higher, and the outdoor wading height of the forklift can be greatly improved.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although 1, the vehicle body is used more herein; 1a, a cockpit; 1a1, opening; 1b, a battery compartment; 1c, a top protection frame; 2. a lithium battery; 3. an oil pump motor; 4. a gear pump; 5. a vehicle control unit; 6. a wheel; 7. a forklift mast; 8. an oil tank; 9. a counterweight; 10. a control box; 11. a manual hydraulic vehicle; 12. canopies and the like, but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
Claims (5)
1. An electric control system mounting structure of a lithium battery forklift comprises a driving cabin (1a), the electric control system comprises a lithium battery (2), an oil pump motor (3), a gear pump (4) and a vehicle control unit (5), and is characterized in that the electric control system mounting structure comprises a battery cabin (1b) arranged below a seat of the driving cabin (1a) and an opening (1a1) arranged on one side of the driving cabin (1a), the opening (1a1) is communicated into the battery cabin (1b), and the lithium battery (2) is inserted into the battery cabin (1b) through the opening (1a 1); lithium cell (2) top one side sets up oil pump motor (3) and gear pump (4), lithium cell (2) top opposite side sets up vehicle control unit (5), oil pump motor (3), gear pump (4) and vehicle control unit (5) all are located in battery compartment (1b) just the upper end of battery compartment (1b) is equipped with detachable cang gai (12).
2. The lithium battery forklift electric control system mounting structure according to claim 1, wherein the lithium battery forklift further comprises a vehicle body (1) and wheels (6) disposed at both ends of the vehicle body (1), the cockpit (1a) is located on the vehicle body (1) and between the wheels (6) at both ends, a forklift mast (7) is disposed at the front end of the vehicle body (1), an oil tank (8) and a counterweight (9) are disposed at the tail end of the vehicle body (1), and the oil tank (8) is disposed between the cockpit (1a) and the counterweight (9).
3. The lithium battery forklift electric control system mounting structure according to claim 2, wherein a mounting plate is fixedly provided in the battery compartment (1b) above the lithium battery (2), and the oil pump motor (3) and the gear pump (4) are fixedly provided on the mounting plate.
4. The lithium battery forklift electric control system mounting structure according to claim 3, wherein a control box (10) is fixedly arranged above the lithium battery (2) in the battery compartment (1b), the vehicle control unit (5) is arranged in the control box (10), an opening at the upper end of the control box (10) is provided with a housing which can be opened and closed, and the mounting plate is further fixedly provided with a DC converter, a fuse box and an electronic flasher.
5. The electric control system mounting structure of a lithium battery forklift truck according to claim 4, wherein a roof guard (1c) fixed to the truck body (1) is further provided on the top of the cockpit (1 a); the bottom of the vehicle body (1) can be inserted into a manual hydraulic vehicle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922160474.3U CN211004398U (en) | 2019-12-05 | 2019-12-05 | Lithium battery forklift's electrical system mounting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922160474.3U CN211004398U (en) | 2019-12-05 | 2019-12-05 | Lithium battery forklift's electrical system mounting structure |
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| Publication Number | Publication Date |
|---|---|
| CN211004398U true CN211004398U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922160474.3U Active CN211004398U (en) | 2019-12-05 | 2019-12-05 | Lithium battery forklift's electrical system mounting structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249987A (en) * | 2020-10-22 | 2021-01-22 | 凯傲宝骊(江苏)叉车有限公司 | Lithium battery electric forklift frame |
| CN114436174A (en) * | 2022-04-11 | 2022-05-06 | 杭叉集团股份有限公司 | Framework forward-moving type forklift special for lithium battery |
-
2019
- 2019-12-05 CN CN201922160474.3U patent/CN211004398U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249987A (en) * | 2020-10-22 | 2021-01-22 | 凯傲宝骊(江苏)叉车有限公司 | Lithium battery electric forklift frame |
| CN114436174A (en) * | 2022-04-11 | 2022-05-06 | 杭叉集团股份有限公司 | Framework forward-moving type forklift special for lithium battery |
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