CN220189833U - Battery pack for loader - Google Patents
Battery pack for loader Download PDFInfo
- Publication number
- CN220189833U CN220189833U CN202321405233.0U CN202321405233U CN220189833U CN 220189833 U CN220189833 U CN 220189833U CN 202321405233 U CN202321405233 U CN 202321405233U CN 220189833 U CN220189833 U CN 220189833U
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- China
- Prior art keywords
- battery
- voltage
- cavity
- loader
- battery pack
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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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- 229910052802 copper Inorganic materials 0.000 claims description 15
- 239000010949 copper Substances 0.000 claims description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 14
- 238000000034 method Methods 0.000 abstract description 5
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 239000000306 component Substances 0.000 description 23
- 238000001816 cooling Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model discloses a battery pack for a loader, belongs to the technical field of battery packs, and solves the technical problems that in the prior art, the battery pack for the loader and a high-voltage box circuit assembly are independently installed, the installation between equipment assemblies is not centralized enough, and a large amount of whole vehicle space is wasted. The battery pack comprises a case shell and is characterized in that: the case shell is provided with a battery cavity and a high-voltage cavity, and the battery cavity is communicated with the high-voltage cavity; each battery module is arranged in the battery cavity, each battery module is provided with an output seat, and the output seat is arranged at one side of the battery module, which is close to the high-voltage cavity; the high-voltage box circuit assembly is at least partially arranged in the high-voltage cavity and is electrically connected to the output seat of each battery module. The battery pack for the loader is used for storing the battery module and the high-voltage box circuit assembly in a concentrated manner, so that the limited space on the loader is saved, the high-voltage box and the loader are not required to be connected and assembled, and the assembly process is simplified.
Description
Technical Field
The utility model belongs to the technical field of battery packs, and particularly relates to a battery pack for a loader.
Background
The loader is a kind of earth and stone construction machine widely used in highway, railway, building, hydropower, harbor, mine and other construction engineering, and is mainly used for shoveling soil, sand, lime, coal and other bulk materials, and also can be used for slightly shoveling ores, hard soil and other materials. The replacement of different auxiliary working devices can also carry out bulldozing, lifting and loading and unloading operations of other materials such as wood. The battery pack for the loader can provide large current for the loader so as to drive the motor to work, and meanwhile, the battery pack can supply power for electrical equipment on the loader and also can protect electronic components.
In the prior art, only a battery module is installed in a battery pack for a loader, and a high-voltage box circuit component is not installed, but is installed at other parts of the loader, and the high-voltage box circuit component is connected through a longer line.
Disclosure of Invention
The utility model aims to provide a battery pack for a loader, which solves the technical problems that in the prior art, the battery pack for the loader and a high-voltage box circuit assembly are independently installed, the installation between equipment assemblies is not centralized enough, and a large amount of whole vehicle space is wasted.
A battery pack for a loader, comprising:
the box shell is provided with a battery cavity and a high-voltage cavity, and the battery cavity is communicated with the high-voltage cavity;
the battery modules are arranged in the battery cavity, each battery module is provided with an output seat, and the output seats are arranged on one side, close to the high-voltage cavity, of the battery module;
the high-voltage box circuit assembly is at least partially arranged in the high-voltage cavity and is electrically connected to the output seat of each battery module.
Further, the case has a main case and a sub case connected to one side of the main case;
the main case has the battery cavity, and the auxiliary case has the high-voltage cavity;
the height of the main case is greater than that of the auxiliary case.
Further, a plurality of layers of brackets are arranged in the main case;
a battery subchamber is formed between two layers of brackets adjacent to each other up and down;
the auxiliary box shell is positioned at the side part of the battery subchamber at the bottommost end, and the high-pressure chamber is communicated with the battery subchamber at the bottommost end.
Further, the high-voltage box circuit assembly comprises a copper bar and a plurality of electronic components;
and each electronic component is electrically connected to the copper bar.
Further, the copper bar mounting device comprises a mounting bracket, wherein the mounting bracket is arranged in the high-pressure cavity, and the copper bar is connected to the mounting bracket through a fastener.
Further, a mounting plate is included;
the mounting plate is arranged in the high-pressure cavity;
the mounting bracket is fixed on the mounting plate, and at least part of the components are fixed on the mounting plate.
Further, the device comprises a plurality of supporting beams, wherein each supporting beam is positioned in the high-pressure cavity, and each supporting Gao Liangjun is fixed to the box shell;
the mounting plates are supported on the supporting beams and are respectively connected and fixed with the supporting beams.
Further, the high voltage tank circuit assembly includes a plurality of electronic components, each of which includes a combination of any one or more of an MSD module, a relay module, a current sensor, and a fuse;
wherein, MSD module sets up in on the auxiliary tank shell.
Further, a discharge interface is arranged on the auxiliary box shell and is connected with the high-voltage box circuit assembly.
Further, the auxiliary box comprises a charging interface, wherein the charging interface is arranged on the auxiliary box shell and is electrically connected with the high-voltage box circuit assembly.
The beneficial effects of the utility model are as follows: through the auxiliary box shell that sets up with main box shell intercommunication, set up high-voltage tank circuit subassembly and a plurality of battery module in the box shell for the battery package internal equipment subassembly for the loader sets up in a set up, has saved a large amount of spaces, when the assembly, does not need to connect high-voltage tank and loader assembly, has simplified assembly process.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a battery pack for a loader, which is not provided with a water cooling unit;
fig. 2 is a schematic diagram of the overall structure of the battery pack for the loader according to the present utility model;
fig. 3 is a schematic view of the internal structure of the battery pack for the loader according to the present utility model;
FIG. 4 is another view of FIG. 1;
fig. 5 is a schematic structural view of a high voltage tank circuit assembly of the battery pack for the loader according to the present utility model.
Reference numerals:
1-a case shell;
2-cell cavities;
3-a high pressure chamber;
4-a high voltage tank circuit assembly;
5-a main case;
6-a secondary case;
7-brackets;
8-copper bars;
9-mounting a bracket;
10-a water cooling unit;
11-mounting plates;
12-bracing a girder;
13-MSD module;
14-a relay module;
15-a current sensor;
16-a discharge interface;
17-a charging interface;
18-BMS master control board;
19-fuse.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.
Detailed Description
The terminology used in the embodiments of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.
It should be noted that, the terms "upper", "lower", "left", "right", and the like in the embodiments of the present utility model are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present utility model. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.
Referring to fig. 1 to 5, an embodiment of the present utility model provides a battery pack for a loader, including: a case, a high-voltage case circuit assembly 4, and a plurality of battery modules. The case 1 has a battery chamber 2 and a high-voltage chamber 3, and the battery chamber 2 and the high-voltage chamber 3 are communicated. Each battery module all sets up in battery chamber 2, and battery chamber 2 is used for placing the battery module, and each battery module all has the output seat, and the output seat is the electric current output seat, and the output seat sets up in battery module one side that is close to high-pressure chamber 3. The high-voltage box circuit assembly 4 is an energy distribution unit of the battery modules, the high-voltage box circuit assembly 4 is used for connecting a plurality of battery modules, the high-voltage box circuit assembly 4 is at least partially arranged in the high-voltage cavity 3, and the high-voltage box circuit assembly 4 is electrically connected to an output seat of each battery module.
The high-voltage box circuit assembly 4 and the plurality of battery modules are arranged in the box shell 1 through the auxiliary box shell 6 communicated with the main box shell 5, so that the internal equipment assemblies of the battery pack for the loader are arranged in a concentrated mode, a large amount of space is saved, and the process for installing the high-voltage box circuit assembly 4 is reduced.
The high-voltage box circuit assembly 4 is electrically connected with the battery modules through the output seat, is used for distributing electric power on a plurality of battery modules, and has the functions of controlling charge and discharge of the battery modules and the like. Each output seat is positioned at one side close to the high-voltage cavity, and is convenient to be connected with the circuit component of the high-voltage box.
The case 1 has a main case 5 and a sub case 6, the sub case 6 being connected to one side of the main case 5, the main case 5 being for mounting the battery module, the sub case 6 being for mounting the high voltage case circuit assembly 4;
the main case 5 has a battery chamber 2, the sub-case 6 has a high-voltage chamber 3, the battery module is mounted in the battery chamber 2, and the high-voltage case circuit assembly 4 is mainly mounted in the high-voltage chamber 3.
The height of the main case 5 is greater than that of the auxiliary case 6, and as the battery modules are large in number and size relative to the high-voltage case circuit assembly 4, the battery modules occupy larger space, can be stored in multiple layers, the high-voltage case circuit assembly 4 is small in size, the space can be further saved due to the small size of the auxiliary case 6, and the water cooling unit 10 can be installed on the auxiliary case 6.
When the battery module is discharged, a large amount of heat is generated, so that the temperature rises, and the water cooling unit 10 is used for cooling the battery module in the box shell 1, so that the battery module can maintain good working conditions.
The multilayer bracket 7 is arranged in the main case 5, the bracket 7 is used for storing a plurality of battery modules in a layered manner, the internal space of the main case 5 is saved, and the bracket 7 is of a hollow structure, so that the heat dissipation effect on the internal battery modules can be improved.
A battery subchamber is formed between two layers of brackets which are adjacent up and down, the auxiliary box shell 6 is positioned at the side part of the battery subchamber at the bottommost end, and the high-voltage chamber 3 is communicated with the battery subchamber at the bottommost end.
The high voltage tank circuit assembly 4 includes a copper bar 8 and a plurality of electronic components, each of which is electrically connected to the copper bar 8. The copper bar 8 is used for connecting various electronic components, and the copper bar 8 can increase the overcurrent and the heat conduction area and is beneficial to heat dissipation.
The battery pack for the loader comprises a mounting bracket 9, wherein the mounting bracket 9 is arranged in the high-pressure cavity 3, and the copper bar 8 is connected to the mounting bracket 9 through a fastener.
The mounting bracket 9 is beneficial to the installation of the copper bar 8, and the shape and the height of the mounting bracket 9 can be designed according to the shape adaptability of the copper bar 8.
The battery pack for the loader further includes a mounting plate 11 for mounting each electronic component, and improves the stability of mounting each electronic component. The mounting plate 11 is arranged in the high-pressure cavity 3, the mounting bracket 9 is fixed on the mounting plate 11, and at least part of components are fixed on the mounting plate 11. The mounting plate 11 functions to support the high voltage tank circuit assembly.
The battery pack for the loader further comprises a plurality of supporting high beams 12, wherein each supporting high beam 12 is positioned in the high-pressure cavity 3, each supporting high beam 12 is fixed to the case 1, the mounting plate 11 is supported on each supporting high beam 12, and the mounting plate 11 is connected and fixed with each supporting high beam 12. The supporting beams 12 are used for installing the mounting plate 11 in the auxiliary box shell 6, so that the mounting plate 11 is suspended, heat dissipation of each electronic component on the mounting plate 11 is facilitated, burning out of each electronic component due to overhigh temperature is avoided, and the service life of each electronic component is prolonged.
The high voltage tank circuit assembly 4 includes a plurality of electronic components, each including a combination of any one or more of the MSD module 13, the relay module 14, the current sensor 15, and the fuse 19. The MSD module 13 is provided on the sub-tank 6. The MSD module 13 is used to better protect the safety of technicians repairing electric vehicles in high-voltage environments or emergency accidents, and can rapidly separate the connection of high-voltage circuits, so that maintenance work is in a relatively safe state, such as external short-circuit protection, when maintenance needs to be performed, the high-voltage is required to be disconnected, and then a switch on the MSD module 13 is opened to power off the inside.
The current sensor 15 is used for detecting the current of a plurality of electronic components and converting detected current information into an electric signal so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like.
The fuse 19 is used for protecting a plurality of electronic components, avoiding the damage of the electronic components caused by overcurrent or overheat, and prolonging the service life of the electronic components.
The secondary tank shell 6 is provided with a discharge interface 16, and the discharge interface 16 is connected with the high-voltage tank circuit assembly 4.
The discharging interface 16 is used for connecting a plurality of battery modules, discharging the battery modules to be discharged, and transmitting the electric energy in the battery modules to a discharging load to complete the discharging process.
The battery pack for the loader further comprises a charging interface 17, the charging interface 17 is arranged on the auxiliary box shell 6, and the charging interface 17 is electrically connected with the high-voltage box circuit assembly 4. The charging interface 17 is used for connecting an external charger to charge the plurality of battery modules.
The BMS main control board 18 is further arranged on the mounting plate 11, the BMS main control board 18 is a core component for protecting batteries of a plurality of battery modules, safe and reliable use of the battery modules is guaranteed, performance of the battery modules is fully exerted, service life is prolonged, and overvoltage, undervoltage, overcurrent and high and low temperature protection is carried out on the battery modules.
According to the utility model, the high-voltage box circuit component and the plurality of battery modules are arranged in the box shell through the auxiliary box shell communicated with the main box shell, so that the internal equipment components of the battery pack for the loader are arranged in a concentrated manner, a large amount of space is saved, the high-voltage box and the loader are not required to be connected and assembled during assembly, and the assembly process is simplified.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (10)
1. A battery pack for a loader, comprising:
the box shell is provided with a battery cavity and a high-voltage cavity, and the battery cavity is communicated with the high-voltage cavity;
the battery modules are arranged in the battery cavity, each battery module is provided with an output seat, and the output seats are arranged on one side, close to the high-voltage cavity, of the battery module;
the high-voltage box circuit assembly is at least partially arranged in the high-voltage cavity and is electrically connected to the output seat of each battery module.
2. The battery pack for a loader according to claim 1, wherein the case has a main case and a sub case, the sub case being connected to one side of the main case;
the main case has the battery cavity, and the auxiliary case has the high-voltage cavity;
the height of the main case is greater than that of the auxiliary case.
3. The battery pack for a loader according to claim 2, wherein a multi-layered bracket is provided in the main casing;
a battery subchamber is formed between two layers of brackets adjacent to each other up and down;
the auxiliary box shell is positioned at the side part of the battery subchamber at the bottommost end, and the high-pressure chamber is communicated with the battery subchamber at the bottommost end.
4. The battery pack for a loader according to claim 1, wherein the high-voltage tank circuit assembly includes a copper bar and a plurality of electronic components;
and each electronic component is electrically connected to the copper bar.
5. The battery pack for a loader of claim 4, comprising a mounting bracket disposed within the high pressure chamber, the copper bar being connected to the mounting bracket by a fastener.
6. The battery pack for a loader according to claim 5, comprising a mounting plate;
the mounting plate is arranged in the high-pressure cavity;
the mounting bracket is fixed on the mounting plate, and at least part of the components are fixed on the mounting plate.
7. The battery pack for a loader of claim 6, comprising a plurality of bracing beams, each of said bracing beams being located within said high pressure chamber and each of said braces Gao Liangjun being secured to said housing;
the mounting plates are supported on the supporting beams and are respectively connected and fixed with the supporting beams.
8. The battery pack for a loader according to claim 2 or 3, wherein the high-voltage tank circuit assembly includes a plurality of electronic components, each of which includes a combination of any one or more of an MSD module, a relay module, a current sensor, and a fuse;
wherein, MSD module sets up in on the auxiliary tank shell.
9. The battery pack for a loader according to claim 8, wherein a discharge interface is provided on the sub-tank case, the discharge interface being connected to the high-voltage tank circuit assembly.
10. The battery pack for a loader of claim 8, further comprising a charging interface disposed in the sub-tank, and the charging interface is electrically connected to the high voltage tank circuit assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321405233.0U CN220189833U (en) | 2023-06-05 | 2023-06-05 | Battery pack for loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321405233.0U CN220189833U (en) | 2023-06-05 | 2023-06-05 | Battery pack for loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220189833U true CN220189833U (en) | 2023-12-15 |
Family
ID=89113804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321405233.0U Active CN220189833U (en) | 2023-06-05 | 2023-06-05 | Battery pack for loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220189833U (en) |
-
2023
- 2023-06-05 CN CN202321405233.0U patent/CN220189833U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |