CN112406499A - Semi-integrated form power battery box system and vehicle of horizontal dismouting - Google Patents
Semi-integrated form power battery box system and vehicle of horizontal dismouting Download PDFInfo
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- CN112406499A CN112406499A CN202011374589.3A CN202011374589A CN112406499A CN 112406499 A CN112406499 A CN 112406499A CN 202011374589 A CN202011374589 A CN 202011374589A CN 112406499 A CN112406499 A CN 112406499A
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- Prior art keywords
- power battery
- battery box
- guide groove
- sliding block
- semi
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0455—Removal or replacement of the energy storages
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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- 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 invention discloses a transversely-disassembled and transversely-assembled semi-integrated power battery box system and a vehicle, wherein the system comprises a pair of power battery boxes, a central fixing support, a bottom support, a first guide groove and a first sliding block; each power battery box is internally provided with at least one battery pack; the pair of power battery boxes are respectively arranged on two opposite sides of the central fixed support, the pair of power battery boxes are connected with the central fixed support, the central fixed support is connected with the bottom support, and the bottom support is used for being connected with a vehicle body; the power battery box and the bottom bracket are in sliding fit with the first sliding block through the first guide groove to realize disassembly and assembly; the power battery box mounting/dismounting direction is close to/far away from the central fixing bracket along the length direction of the first guide groove. The semi-integrated power battery packs on the two sides can be disassembled and assembled simultaneously, the assembly and disassembly are simple and rapid, the required space is small, and the problem that the power battery packs are difficult to replace when a certain power battery pack breaks down is solved.
Description
Technical Field
The invention relates to the technical field of electric automobiles, in particular to a transversely-disassembled semi-integrated power battery box system and a vehicle.
Background
The electric automobile uses electric power as a main energy source, has the advantages of low emission, high energy use efficiency and the like, and is a main choice for replacing a fuel automobile. Under the increasingly prominent situation of global energy and environmental problems, the development of electric automobiles becomes an important way for getting rid of the dependence of petroleum resources, realizing energy conservation and emission reduction and relieving the energy and environmental problems.
One of the core technologies of electric vehicles is an energy storage and supply system, and the use and rapid replacement technology of storage batteries becomes a key technology for the industrial development of electric vehicles. The highly integrated power battery box system applied to the pure electric heavy truck provided by the prior art is mainly arranged on a power battery box support of the heavy truck in a hoisting mode, and then the power battery pack is fixed in the Z-axis direction through an air cylinder locking mechanism. Taking a power battery box system provided by the prior art as an example, the power battery box system comprises 18 power battery packs, a cooling mechanism and a BMS (battery control system), the height of stacking together is about 4 meters, a quite open space is required for a hoisting workshop, and the weight is very heavy. Once a certain battery module fails, especially when the bottom battery fails, the battery module needs to be disassembled from top to bottom, which is time-consuming and labor-consuming. And under the condition that a driver does not avoid descending a steep slope and sudden braking according to the requirements of the operating specification, the driver only needs to fix the cylinder locking mechanism by the bottom positioning pin, so that great potential safety hazards exist.
Therefore, there is a need for improvement of the prior art to solve the above problems.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a transversely-disassembled semi-integrated power battery box system in a first aspect, which comprises a pair of power battery boxes, a central fixed bracket, a bottom bracket, a first guide groove and a first sliding block, wherein the power battery boxes are arranged in the middle of the power battery box; each power battery box is internally provided with at least one battery pack;
the pair of power battery boxes are respectively arranged on two opposite sides of the central fixed support, the pair of power battery boxes are connected with the central fixed support, the central fixed support is connected with the bottom support, and the bottom support is used for being connected with a vehicle body;
the first guide groove is formed in the bottom of the power battery box, and the first sliding block is arranged on the bottom support; or the first sliding block is arranged at the bottom of the power battery box, and the first guide groove is arranged on the bottom support;
the first guide groove is in sliding fit with the first sliding block; the installation direction of power battery box is for following the length direction of first guide slot to central authorities fixed bolster is close to, the dismantlement direction of power battery box is for following the length direction of first guide slot to central authorities fixed bolster keeps away from.
Further, first guide slot includes that the top is equipped with the open-ended cavity, first slider include with the slider of cavity shape looks adaptation and with the connecting block of opening shape looks adaptation, the slider with the connecting block is connected, the connecting block is used for driving the slider slides in the cavity.
Furthermore, the side surface of the power battery box, which faces the central fixed support, is open, and the side surface of the power battery box, which does not face the central fixed support, is provided with a surrounding structure; the battery pack is disassembled and assembled from the opening side of the power battery box.
Furthermore, enclose fender structure and include baffle and/or at least one blend stop, at least one blend stop intercrossing ground rigid coupling in on the power battery case side.
Further, the device also comprises a second guide groove and a second sliding block;
the second guide groove is arranged in the power battery box, and the second sliding block is arranged at the bottom of the battery pack; or the second guide groove is arranged at the bottom of the battery pack, and the second sliding block is arranged in the power battery box;
the second guide groove is in sliding fit with the second sliding block so as to limit the degree of freedom of the battery pack in the direction perpendicular to the extending direction of the second guide groove.
Further, the second guide slot includes that the top is equipped with the open-ended cavity, the second slider include with the slider of cavity shape looks adaptation and with the connecting block of opening shape looks adaptation, the slider with the connecting block is connected, the connecting block is used for driving the slider slides in the cavity.
Further, the system also comprises a battery management system; one of the pair of power battery boxes is integrated with the battery management system, and the battery management system is electrically connected with the battery replacement controller.
Further, still include public female end and the fixed pin on the connector, a pair of power battery box pass through public female end and the fixed pin on the connector with central fixed bolster is connected fixedly.
Further, the bottom support comprises a cylinder locking mechanism, a fixing pin and a connector female end of a high-low voltage wire harness;
the cylinder locking mechanism and the fixing pin are used for limiting the degree of freedom of the power battery box in the longitudinal direction of the vehicle body; the female end of connector of high-low pressure pencil with set up in the public end phase-match of connector of high-low pressure pencil of power battery box bottom, the female end of connector of high-low pressure pencil is passed through the pencil and is traded the electric controller and be connected.
In a second aspect, the invention provides a vehicle, which includes the transversely-detachable semi-integrated power battery box system of the first aspect, and the length direction of the first guide groove of the transversely-detachable semi-integrated power battery box system is arranged transversely along the vehicle body.
The implementation of the invention has the following beneficial effects:
1. according to the embodiment of the invention, before the power battery box is arranged on the vehicle body, the battery pack is hoisted into the power battery box, and the power battery box is installed/disassembled between the guide rail type locking structure transversely arranged along the vehicle body and the bottom support, so that the power battery box can be disassembled only by a disassembling tool with the same height as that of the vehicle, and the required space is small.
2. According to the embodiment of the invention, the dismounting and mounting tool equipment is controlled by the battery replacement station to simultaneously dismount and mount the semi-integrated power battery packs on two sides, so that the dismounting and mounting tool is simple and rapid, and the problems of difficult replacement and large space required for hoisting once a certain power battery pack breaks down are solved.
3. The embodiment of the invention uses the guide rail type locking structure for mounting and dismounting the power battery box, thereby not only improving the convenience of mounting and dismounting operation, but also limiting the degree of freedom of the power battery box in the longitudinal direction of the vehicle body and having better stability.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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 other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a laterally disassembled and assembled semi-integrated power battery box system according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a first guide slot and a first slide block provided in an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a power battery box provided by an embodiment of the invention.
The power battery box comprises a power battery box body 1, a central fixing support 2, a first guide groove 31, a first sliding block 32, a baffle 4, a baffle strip 5, a battery management system 6 and a connector between the power battery box body and the central fixing support 7.
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 or similar 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 illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or may be connected through the interior of two elements or in interactive relation with one another. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Examples
The embodiment of the invention provides a transversely-detachable highly-integrated power battery box system, and the embodiment of the invention is described in detail below with reference to the accompanying drawings. Fig. 1 is a schematic structural diagram of a laterally disassembled and assembled semi-integrated power battery box system according to an embodiment of the present invention. For simplicity, only those elements relevant to the subject matter herein are shown. The overall power cell box system may have many other configurations and may use many other types of equipment.
Referring to fig. 1, a transversely detachable semi-integrated power battery box 1 system according to an embodiment of the present invention includes a pair of power battery boxes 1, a central fixing bracket 2, a bottom bracket not shown in the figure, a first guide groove 31 and a first sliding block 32; wherein, each power battery box 1 contains at least one battery pack.
The pair of power battery boxes 1 are respectively arranged on two opposite sides of the central fixed support 2, the pair of power battery boxes 1 are connected with the central fixed support 2, the central fixed support 2 is connected with the bottom support, and the bottom support is used for being connected with a vehicle body;
the bottom of the power battery box is provided with a first guide groove 31, and a bottom bracket is provided with a first sliding block 32; or the bottom of the power battery box is provided with a first slide block 32, and the bottom bracket is provided with a first guide groove 31;
the first guide groove 31 is in sliding fit with the first slider 32; the installation direction of the power battery box 1 is that the power battery box is close to the central fixing support 2 along the length direction of the first guide groove 31, and the disassembly direction of the power battery box 1 is that the power battery box is far away from the central fixing support 2 along the length direction of the first guide groove 31.
It should be noted that the power battery pack is divided into two integrated assemblies, which are hoisted into the two power battery boxes 1 before being arranged on the body of a heavy truck. And the power battery box and the bottom support are assembled and disassembled through the sliding fit of the first guide groove and the first sliding block, which extend along the transverse direction of the vehicle body. Therefore, when the power battery box 1 is installed on the vehicle body, only the dismounting tool with the same height as the vehicle is needed, and the battery packs on the two sides of the dismounting tool equipment can be controlled by the battery replacing station to be dismounted and mounted simultaneously, so that the dismounting operation is simple and rapid, and compared with the dismounting operation of the power battery box 1 in the hoisting mode in the prior art, the required space is obviously reduced.
Specifically, a pair of power battery boxes 1 and a central fixing bracket 2 are fixedly connected through male and female ends and fixing pins on a connector 7 between the power battery boxes 1 and the central fixing bracket 2.
In one embodiment, the power battery box is provided with a first guide groove 31 at the bottom and a first slide block 32 on the bottom bracket.
In one embodiment, the power battery box is provided with a first slide block 32 at the bottom and a first guide groove 31 on the bottom bracket.
The first guide groove 31 and the first slide block 32 are in sliding fit to form a first locking structure, and the first locking structure can limit the degree of freedom of the power battery box in the extending direction perpendicular to the first guide groove 31, so that the transversely-assembled and transversely-disassembled semi-integrated power battery box 1 system provided by the embodiment of the invention is more stable and safer.
In an embodiment, fig. 2 is a schematic structural diagram of the first guide slot 31 and the first slider 32 provided in the embodiment of the present invention, and the first guide slot 31 illustrated in the left diagram of fig. 2 includes a cavity with an opening at the upper side, and the shape of the cavity is rectangular. The lower end of the first slider 32 shown in the right drawing of fig. 2 is clamped into the cavity with the upper opening in the left drawing of fig. 2, and the unfilled part in the left drawing of fig. 2 realizes fixed locking.
Specifically, the first slider 32 includes a slider adapted to the shape of the cavity and a connecting block adapted to the shape of the opening, and the slider slides along the length direction of the cavity under the driving of the connecting block.
The side surface of the power battery box 1 facing the central fixed support 2 is provided with an opening, and the side surface of the power battery box 1 not facing the central fixed support 2 is provided with a surrounding structure; the enclosure structure comprises a baffle 4 and/or at least one barrier strip 5, and the at least one barrier strip 5 is fixedly connected to the side surface of the power battery box 1 in an intersecting manner. The battery pack is attached to and detached from the opening side of the power battery case 1. Fig. 3 is a schematic structural diagram of a power battery box 1 according to an embodiment of the present invention, and specifically as shown in fig. 3, in an example, a side of the power battery box 1, which is in contact with a central fixing bracket 2, is free from a baffle 4 and is also free from cross fixing, so as to facilitate removal and maintenance when a power battery fails; besides the design of the baffle 4, the other three surfaces of the power battery box 1 are also crossed and fixed through the barrier strips 5, so that the power batteries are prevented from moving and falling off.
In order to ensure that the power battery pack is more stable and safer in the power battery box 1. In one embodiment, the laterally disassembled semi-integrated power battery box 1 system further comprises a second locking structure; the second locking structure includes second guide slot and second slider, and the second guide slot setting is in power battery case 1, and the second slider setting is in battery package bottom, and the battery package is not set up from power battery case 1 and is enclosed the side that keeps off the structure and carry out the dismouting. The second guide groove is in sliding fit with the second sliding block so as to limit the degree of freedom of the battery pack in the direction perpendicular to the extending direction of the second guide groove, namely the longitudinal direction of the vehicle body.
Alternatively, the second guide groove is arranged at the bottom of the battery pack, and the second slide block is arranged in the power battery box 1.
Specifically, the second guide groove includes a cavity with an opening formed thereon, the shape of the cavity may be rectangular, hemispherical, or the like, and the shapes of the second guide groove and the second slider may refer to the shapes of the first guide groove and the first slider shown in fig. 2, which is not described herein again.
Specifically, the second slider includes the slider with cavity shape looks adaptation and the connecting block with opening shape looks adaptation, and the slider is connected with the connecting block, and the connecting block is used for driving the slider and slides in the cavity.
Specifically, the transversely-disassembled semi-integrated power battery box 1 system further comprises a battery management system 6; one of the pair of power battery boxes 1 is integrated with a battery management system 6, and the battery management system 6 is electrically connected with the battery replacement controller. The battery management system 6 has been coordinated with the various functions of all the power battery packs before the semi-integrated battery box system is deployed to the entire vehicle.
The bottom support is arranged on the vehicle body and used for fixing the power battery integral module, and comprises a cylinder locking mechanism, a fixing pin and a connector female end of a high-low voltage wire harness; the cylinder locking mechanism and the fixing pin are used for limiting the degree of freedom of the power battery box 1 in the longitudinal direction of the vehicle body; the female end of connector of high-low pressure pencil matches with the public end of connector of the high-low pressure pencil that sets up in power battery case 1 bottom, and the pencil of the female end of connector of high-low pressure pencil links to each other with whole car pencil, and the electric controller is traded in final branch.
The embodiment of the invention also provides a vehicle, which comprises the transversely-dismounted semi-integrated power battery box 1 system described in the embodiment, wherein the transversely-dismounted semi-integrated power battery box 1 system comprises a pair of power battery boxes 1, a central fixed bracket 2, a bottom bracket, a first guide groove 31 and a first slide block 32; at least one battery pack is accommodated in each power battery box 1.
One of the pair of power battery boxes 1 is arranged on the left side of the central fixed support 2, the other one of the pair of power battery boxes 1 is arranged on the right side of the central fixed support 2, the pair of power battery boxes 1 is connected with the central fixed support 2, the central fixed support 2 is connected with the bottom support, and the bottom support is used for being connected with a vehicle body;
the bottom of the power battery box is provided with a first guide groove 31, and a bottom bracket is provided with a first sliding block 32; or the bottom of the power battery box is provided with a first slide block 32, and the bottom bracket is provided with a first guide groove 31;
the length direction of the first guide groove 31 is arranged along the transverse direction of the vehicle body, and the first guide groove 31 is in sliding fit with the first slide block 32; the installation direction of the power battery box 1 is that the power battery box is close to the central fixing support 2 along the length direction of the first guide groove 31, and the disassembly direction of the power battery box 1 is that the power battery box is far away from the central fixing support 2 along the length direction of the first guide groove 31.
Optionally, the number of the transversely-disassembled semi-integrated power battery box 1 system is one or more.
Alternatively, the transversely-detachable semi-integrated power battery box 1 system may include a plurality of pairs of power battery boxes 1, one of each pair of power battery boxes 1 being disposed on the left side of the central fixing bracket 2, and the other of each pair of power battery boxes 1 being disposed on the right side of the central fixing bracket 2.
The implementation of the invention has the following beneficial effects:
1. according to the embodiment of the invention, before the power battery box is arranged on the vehicle body, the battery pack is hoisted into the power battery box, and the power battery box is installed/disassembled between the guide rail type locking structure transversely arranged along the vehicle body and the bottom support, so that the power battery box can be disassembled only by a disassembling tool with the same height as that of the vehicle, and the required space is small.
2. According to the embodiment of the invention, the dismounting and mounting tool equipment is controlled by the battery replacement station to simultaneously dismount and mount the semi-integrated power battery packs on two sides, so that the dismounting and mounting tool is simple and rapid, and the problems of difficult replacement and large space required for hoisting once a certain power battery pack breaks down are solved.
3. The embodiment of the invention uses the guide rail type locking structure for mounting and dismounting the power battery box, thereby not only improving the convenience of mounting and dismounting operation, but also limiting the degree of freedom of the power battery box in the longitudinal direction of the vehicle body and having better stability.
It should be noted that: the precedence order of the above embodiments of the present invention is only for description, and does not represent the merits of the embodiments. And specific embodiments thereof have been described above. Other embodiments are within the scope of the following claims.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
While embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications and variations may be made therein by those of ordinary skill in the art within the scope of the present invention.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
Claims (10)
1. A transversely-disassembled and assembled semi-integrated power battery box system is characterized by comprising a pair of power battery boxes (1), a central fixed bracket (2), a bottom bracket, a first guide groove (31) and a first sliding block (32); each power battery box (1) contains at least one battery pack;
the pair of power battery boxes (1) are respectively arranged on two opposite sides of the central fixed support (2), the pair of power battery boxes (1) are connected with the central fixed support (2), the central fixed support (2) is connected with the bottom support, and the bottom support is used for being connected with a vehicle body;
the bottom of the power battery box is provided with the first guide groove (31), and the bottom bracket is provided with the first sliding block (32); or the bottom of the power battery box is provided with the first sliding block (32), and the bottom bracket is provided with the first guide groove (31);
the first guide groove (31) is in sliding fit with the first sliding block (32); the mounting direction of power battery box (1) is for following the length direction of first guide slot (31) to central authorities fixed bolster (2) are close to, the dismantlement direction of power battery box (1) is for following the length direction of first guide slot (31) to central authorities fixed bolster (2) are kept away from.
2. The transversely-detachable semi-integrated power battery box system according to claim 1, wherein the first guide groove (31) comprises a cavity with an opening formed in the upper part, the first sliding block (32) comprises a sliding block matched with the cavity in shape and a connecting block matched with the opening in shape, the sliding block is connected with the connecting block, and the connecting block is used for driving the sliding block to slide in the cavity.
3. The transversely-disassembled and semi-integrated power battery box system as claimed in claim 1, wherein the power battery box (1) is open towards the side of the central fixed bracket (2), and the side of the power battery box (1) not facing the central fixed bracket (2) is provided with a baffle structure; the battery pack is disassembled and assembled from the opening side of the power battery box (1).
4. The transversely-disassembled semi-integrated power battery box system according to claim 3, wherein the enclosure structure comprises a baffle (4) and/or at least one barrier strip (5), and the at least one barrier strip (5) is fixedly connected to the side surface of the power battery box (1) in an intersecting manner.
5. The laterally disassembled semi-integrated power cell box system as set forth in claim 3, further comprising a second guide groove and a second slide block;
the second guide groove is arranged in the power battery box (1), and the second sliding block is arranged at the bottom of the battery pack; or the second guide groove is arranged at the bottom of the battery pack, and the second sliding block is arranged in the power battery box (1);
the second guide groove is in sliding fit with the second sliding block so as to limit the degree of freedom of the battery pack in the direction perpendicular to the extending direction of the second guide groove.
6. The transversely-detachable semi-integrated power battery box system according to claim 5, wherein the second guide groove comprises a cavity with an opening formed in the upper part, the second sliding block comprises a sliding block matched with the cavity in shape and a connecting block matched with the opening in shape, the sliding block is connected with the connecting block, and the connecting block is used for driving the sliding block to slide in the cavity.
7. The laterally disassembled semi-integrated power cell box system according to claim 1, further comprising a cell management system (6); one of the pair of power battery boxes (1) is integrated with the battery management system (6), and the battery management system (6) is electrically connected with the battery replacement controller.
8. The transversely-disassembled semi-integrated power battery box system according to claim 1, further comprising male and female ends and fixing pins on the connectors (7), wherein the pair of power battery boxes (1) are fixedly connected with the central fixing bracket (2) through the male and female ends and the fixing pins on the connectors (7).
9. The laterally disassembled semi-integrated power battery box system as set forth in claim 1, wherein the bottom bracket comprises a cylinder locking mechanism, a fixing pin and a female connector end of a high-low voltage wire harness;
the cylinder locking mechanism and the fixing pin are used for limiting the degree of freedom of the power battery box (1) in the longitudinal direction of the vehicle body; the female end of connector of high-low pressure pencil with set up in the public end phase-match of connector of high-low pressure pencil of power battery case (1) bottom, the female end of connector of high-low pressure pencil is passed through the pencil and is traded the electric controller and be connected.
10. A vehicle comprising a transversely disassembled semi-integrated power cell box system as claimed in any one of claims 1 to 9, wherein the length direction of the first guide groove (31) of the transversely disassembled semi-integrated power cell box system is arranged along the transverse direction of the vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011374589.3A CN112406499B (en) | 2020-11-30 | 2020-11-30 | Semi-integrated power battery box system capable of being transversely disassembled and assembled and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011374589.3A CN112406499B (en) | 2020-11-30 | 2020-11-30 | Semi-integrated power battery box system capable of being transversely disassembled and assembled and vehicle |
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| CN112406499A true CN112406499A (en) | 2021-02-26 |
| CN112406499B CN112406499B (en) | 2022-05-20 |
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