CN220410477U - Mounting bracket, electric control device, battery pack and vehicle - Google Patents

Abstract

The utility model discloses a mounting bracket, an electric control device, a battery pack and a vehicle, wherein the mounting bracket comprises: the support body, the support body includes first support portion and second support portion, and first support portion extends along first direction, and first support portion has the installing support fixed position, and second support portion links to each other with first support portion, and second support portion extends along the second direction with first direction vertically, and the both sides of thickness direction of second support portion have first assembly position and second assembly position respectively. From this, first support portion and second support portion can separate out a plurality of regions with the space of installing support, realizes physically isolated through the support body between the different regions, satisfies the installation demand and the electrical clearance demand of each part in the electrically controlled device simultaneously, promotes electrically controlled device's integrated level. The first support portion and the second support portion are perpendicular to be set up can effectively promote the structural strength of installing support, realize the two-sided assembly of second support portion, effectively promote the space utilization of installing support.

Description

Mounting bracket, electric control device, battery pack and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to a mounting bracket, an electric control device, a battery pack and a vehicle.

Background

In the prior art, the arrangement mode for realizing heat dissipation of the battery pack is not flexible enough, and has higher requirements on the installation position of the battery pack, or a fan, an air duct and the like are arranged in the battery pack to realize passive heat dissipation, but the heat dissipation effect is poor, and the tightness of the battery pack is poor; or the liquid cooling system for cooling is large in volume and has the risk of liquid leakage and short circuit, the heat dissipation design aiming at the electric control device is not realized, the reliability and the durability are poor, the electric control device is large in volume, the reasonable utilization of the space in the battery pack is not facilitated, and the electric control device is not suitable for the hybrid power vehicle with the high power demand characteristic.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, a first object of the present utility model is to provide a mounting bracket, which can enhance the heat dissipation efficiency of the mounting bracket and increase the space utilization of the mounting bracket.

A second object of the present utility model is to provide an electronic control device including the mounting bracket, the electronic and electric components, and the circuit board described in the above embodiments.

A third object of the present utility model is to provide a battery pack including the electric control device described in the above embodiments.

A fourth object of the present utility model is to provide a vehicle including the battery pack described in the above embodiment.

According to an embodiment of the first aspect of the present utility model, a mounting bracket includes: a bracket body. The support body includes first support portion and second support portion, first support portion extends along first direction, first support portion has the fixed position of installing support, second support portion with first support portion links to each other, second support portion along with first direction vertically second direction extends, the both sides of thickness direction of second support portion have first assembly position and second assembly position respectively.

According to the mounting bracket provided by the embodiment of the utility model, the space of the mounting bracket can be divided into a plurality of areas by the arrangement of the first bracket part and the second bracket part, physical isolation is realized between different areas through the bracket body, and meanwhile, the mounting requirement and the electric clearance requirement of each part in the electric control device are met, the integration level of the electric control device is improved, and the composition efficiency of the battery pack is further improved. The first support portion and the second support portion are perpendicular to be set up can effectively promote the structural strength of installing support, and first assembly position and second assembly position are located the both sides of second support portion along installing support thickness direction respectively can realize the two-sided assembly of second support portion, effectively promote the space utilization of installing support, promote the assembly efficiency of installing support.

In some embodiments, the first assembly site includes a plurality of first assembly structures disposed in spaced relation to one another, and the second assembly site includes a plurality of second assembly structures disposed in spaced relation to one another, the plurality of second assembly structures being staggered from the plurality of first assembly structures.

In some embodiments, the two sides of the thickness direction of the second bracket part are a first side and a second side, the first assembly position is located on the first side, the second assembly position is located on the second side, the free end of at least one first assembly structure protrudes from the surface of the first side, and the free end of at least one second assembly structure protrudes from the surface of the second side.

In some embodiments, the plurality of first mounting structures comprises at least one of a first fastening bolt, a first fastening screw, and a first fastening nut, and/or the plurality of second mounting structures comprises at least one of a second fastening bolt, a second fastening screw, and a second fastening nut.

In some embodiments, a plurality of the first mounting structures are embedded in the second bracket portion, and/or a plurality of the second mounting structures are embedded in the second bracket portion.

In some embodiments, the bracket body is provided with at least one reinforcing rib.

In some embodiments, the bracket body is a plastic piece.

In some embodiments, further comprising: a heat conducting member. The heat conducting member is provided on a side of the second bracket portion where the first fitting position is located in a thickness direction thereof.

In some embodiments, the thermally conductive member is embedded on the bracket body.

In some embodiments, the thermally conductive member is a copper sheet or an aluminum sheet.

According to an embodiment of the second aspect of the present utility model, an electronic control device includes: the mounting bracket is the mounting bracket according to the embodiment of the first aspect of the utility model, the electronic and electric component is arranged on the first assembly position of the mounting bracket, and the circuit board is arranged on the second assembly position of the mounting bracket.

In some embodiments, the electrical and electronic component is connected to a thermally conductive member of the mounting bracket.

In some embodiments, a thermal conductive gel is disposed between the electronic electrical component and the thermally conductive member of the mounting bracket.

According to the battery pack according to the embodiment of the third aspect of the present utility model, the battery pack includes the electronic control device, which is the electronic control device according to the embodiment of the above second aspect of the present utility model.

A vehicle according to an embodiment of a fourth aspect of the present utility model includes a battery pack according to an embodiment of the above-described third aspect of the present utility model.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic diagram of an electronic control device according to an embodiment of the present utility model.

Fig. 2 is a schematic mounting view of a mounting bracket according to an embodiment of the present utility model.

Fig. 3 is a schematic view of the installation of a relay and an electronic-electrical component according to an embodiment of the present utility model.

Fig. 4 is a schematic view of a case according to an embodiment of the present utility model.

Fig. 5 is a schematic flow diagram of a heat exchange medium according to an embodiment of the utility model.

Fig. 6 is another view of a case according to an embodiment of the present utility model.

Fig. 7 is a schematic diagram of a heat dissipation path of an electronic control device and a battery cell device according to an embodiment of the present utility model.

Reference numerals:

100. a battery pack;

10. a case; 11. a cell receiving cavity; 111. a battery cell mounting and dismounting port; 12. an electric control accommodating cavity; 121. a first electric control port; 122. a second electric control port; 13. a heat exchange cavity; 14. the electric control of the electric core installs and removes the cover;

20. a cell device;

30. an electric control device; 31. a mounting bracket; 311. a heat conductive member; 312. a heat-conducting adhesive; 313. a first bracket portion; 314. a second bracket portion; 3141. a first mounting structure; 3142. a second mounting structure; 315. a first side; 316. a second side; 32. a circuit board; 33. an electronic and electrical component; 331. a relay; 34. reinforcing ribs;

A. a length direction; B. a height direction; C. in the thickness direction.

Detailed Description

Embodiments of the present utility model will be described in detail below, and the embodiments described with reference to the accompanying drawings are exemplary, and a mounting bracket 31 according to an embodiment of the present utility model will be described below with reference to fig. 1 to 7, the mounting bracket 31 including: a bracket body. The mounting bracket 31 has a length direction a, a height direction B, and a thickness direction C.

Specifically, as shown in fig. 1 to 2, the bracket body includes a first bracket portion 313 and a second bracket portion 314, the first bracket portion 313 extends in a first direction, the first bracket portion 313 has a fixing position for the mounting bracket 31, the second bracket portion 314 is connected to the first bracket portion 313, the second bracket portion 314 extends in a second direction perpendicular to the first direction, and both sides of the second bracket portion 314 in a thickness direction C have a first fitting position and a second fitting position, respectively.

Referring to fig. 1 to 3, the first direction is the same as the longitudinal direction a of the mounting bracket 31, the second direction is the same as the height direction B of the mounting bracket 31, and the thickness direction C of the second bracket portion 314 is the same as the thickness direction C of the mounting bracket 31. The first bracket portion 313 and the second bracket portion 314 are perpendicular to each other to form an L-shaped structure, and the first bracket portion 313 and the second bracket portion 314 extend along the length direction a of the mounting bracket 31. The mounting bracket 31 fixing position is located below the first bracket portion 313 in the height direction B of the mounting bracket 31, and the mounting bracket 31 fixing position is used for fixedly mounting the mounting bracket 31 in the battery pack 100. The first fitting position and the second fitting position are provided on the second bracket portion 314 above the first bracket portion 313 in the height direction B of the mounting bracket 31, and are used for mounting the respective components in the electronic control device 30.

According to the mounting bracket 31 of the embodiment of the utility model, the space of the mounting bracket 31 can be divided into a plurality of areas by the arrangement of the first bracket portion 313 and the second bracket portion 314, physical isolation is realized between different areas through the bracket body, meanwhile, the mounting requirement and the electric clearance requirement of each component in the electric control device 30 are met, the integration level of the electric control device 30 is improved, and the composition efficiency of the battery pack 100 is further improved. The vertical arrangement of the first bracket portion 313 and the second bracket portion 314 can effectively improve the structural strength of the mounting bracket 31, the first assembly position and the second assembly position are respectively located at two sides of the second bracket portion 314 along the thickness direction C of the mounting bracket 31, double-sided assembly of the second bracket portion 314 can be achieved, the space utilization rate of the mounting bracket 31 is effectively improved, and the assembly efficiency of the mounting bracket 31 is improved.

According to some embodiments of the present utility model, as shown in fig. 1 and 2, the first assembly site includes a plurality of first assembly structures 3141 disposed at a distance from each other, and the second assembly site includes a plurality of second assembly structures 3142 disposed at a distance from each other, the plurality of second assembly structures 3142 being disposed offset from the plurality of first assembly structures 3141. The plurality of first mounting structures 3141 are used for mounting components on one side of the second holder portion 314, the plurality of second mounting structures 3142 are used for mounting components on the other side of the second holder portion 314, the plurality of first mounting structures 3141 are spaced apart and staggered on the one side of the second holder portion 314, and the plurality of second mounting structures 3142 are spaced apart and staggered on the other side of the second holder portion 314. Further, the plurality of first fitting structures 3141 and the plurality of second fitting structures 3142 are distributed offset in the thickness direction C of the second holder portion 314. Therefore, the arrangement of the first mounting structures 3141 and the second mounting structures 3142 facilitates connection of the components with the mounting bracket 31 on both sides of the second bracket portion 314, increases the utilization rate of the space on the mounting bracket 31, reduces the width of the mounting bracket 31 in the thickness direction C of the second bracket portion 314, and is beneficial to miniaturization design of the mounting bracket 31.

According to some embodiments of the present utility model, as shown in fig. 1-3, the two sides of the thickness direction C of the second bracket part 314 are a first side 315 and a second side 316, respectively, the first assembly position is located on the first side 315, the second assembly position is located on the second side 316, the free end of at least one first assembly structure 3141 protrudes from the surface of the first side 315, and the free end of at least one second assembly structure 3142 protrudes from the surface of the second side 316. That is, two sides of the second bracket portion 314 in the thickness direction C are a first side 315 and a second side 316, wherein a side of the second bracket portion 314 adjacent to the first bracket portion 313 is the first side 315, a side of the second bracket portion 314 away from the first bracket portion 313 is the second side 316, the first mounting position is located at the first side 315, a plurality of first mounting structures 3141 are arranged on the first mounting position, and the first mounting structures 3141 protrude from the second side 316 to the surface of the first side 315 so as to facilitate the staggered mounting of a plurality of components on the first side 315; the second assembly position is located on the second side 316, and a plurality of second assembly structures 3142 are disposed on the second assembly position, and the second assembly structures 3142 protrude from the first side 315 toward the second side 316 to the surface of the second side 316, so as to facilitate the staggered installation of a plurality of components on the second side 316. Thereby, the free ends of the first mounting structures 3141 and the second mounting structures 3142, that is, the ends far from the second support portion 314, respectively extend toward the directions far from the second support portion 314, so that the components can be conveniently connected with the second support portion 314 through the first mounting structures 3141 and the second mounting structures 3142, mutual interference of the components can be avoided during mounting, and the utilization rate of the mounting support 31 along the two sides of the thickness direction C of the second support portion 314 is improved.

According to some embodiments of the present utility model, as shown in fig. 1 and 2, the plurality of first fitting structures 3141 includes at least one of a first fastening bolt, a first fastening screw, and a first fastening nut, and the plurality of second fitting structures 3142 includes at least one of a second fastening bolt, a second fastening screw, and a second fastening nut. In the embodiment of the present utility model, the first fitting structure 3141 includes the first fastening bolts and the first fastening nuts, and the plurality of first fastening nuts and the plurality of first fastening bolts are disposed at intervals along the length direction a of the mounting bracket 31. The second fitting structure 3142 includes a second fastening bolt and a second fastening nut, and a plurality of second fastening bolts and a plurality of second fastening nuts are disposed at intervals along the length direction a of the mounting bracket 31. At least a portion of the plurality of second fastening nuts and the plurality of first fastening nuts are coaxially disposed, that is, the portion of the first fastening nuts and the second fastening nuts are disposed on the first side 315 and the second side 316, respectively, and are symmetrically disposed about the second bracket portion 314.

According to some embodiments of the present utility model, as shown in fig. 1 and 2, a plurality of first mounting structures 3141 are embedded in the second support portion 314, or a plurality of second mounting structures 3142 are embedded in the second support portion 314, or both the first mounting structures 3141 and the second mounting structures 3142 are embedded in the second support portion 314. That is, the first mounting structure 3141 and the second mounting structure 3142 may be integrally formed with the second bracket portion 314 in a pre-buried manner, so that the first mounting structure 3141, the second mounting structure 3142 and the second bracket portion 314 are integrated. Thus, the first and second mounting structures 3141 and 3142 are connected to the second bracket portion 314 in a pre-buried manner, so that the mounting process of the mounting bracket 31 can be simplified, the mounting efficiency of the mounting bracket 31 can be improved, and the structural strength of the mounting bracket 31 can be improved.

According to some embodiments of the present utility model, as shown in fig. 2, at least one reinforcing rib 34 is provided on the bracket body. The reinforcing rib 34 may be disposed at a side of the first support portion 313 away from the second support portion 314, to increase structural strength of the first support portion 313, so that the first support portion 313 and the second support portion 314 can be better connected, and support of the first support portion 313 to the second support portion 314 is increased. The reinforcing rib 34 is perpendicular to the first support portion 313, and the reinforcing rib 34 is beneficial to improving structural stability and strength of the support body, so that space utilization of the support body can be further improved.

According to some embodiments of the utility model, as shown in fig. 1-2, the bracket body is a plastic piece. The plastic part has the advantages of small density, light weight, stable chemical property, low manufacturing cost, good insulating property, easy plasticity and the like, the production cost of the support body can be effectively reduced for the plastic part, the light weight of the support body is realized, the durability of the plastic part is good, the structural strength of the support body can be effectively improved, and the service life of the support body is prolonged.

According to some embodiments of the utility model, as shown in fig. 1-3, further comprising: the heat conductive member 311, the heat conductive member 311 is provided on the side of the second bracket portion 314 where the first mounting position in the thickness direction C is located. The heat conducting piece 311 is arranged on the first side 315 of the second bracket part 314, the heat conducting piece 311 is connected with the second bracket part 314, and when the component is installed with the mounting bracket 31, the component can be installed at the heat conducting piece 311, so that the heat conducting piece 311 can transfer the heat generated in the working process of the component to the mounting bracket 31, and the working efficiency of the component is realized. Therefore, the heat conducting piece 311 is arranged on one side of the second bracket part 314, and the heat conducting piece 311 has the advantages of small volume, low cost and the like, and can radiate heat of components, thereby improving the reliability and safety of the electric control device 30.

According to some embodiments of the present utility model, as shown in fig. 1-3, the heat conductive member 311 is embedded on the bracket body. If the second bracket portion 314 is provided with a mounting groove, the heat conducting member 311 is disposed at the mounting groove, the heat conducting member 311 is in interference fit with the mounting groove, and glue is disposed between the heat conducting member 311 and the second bracket portion 314 to adhere the heat conducting member 311 to the second bracket portion 314. The heat conducting member 311 and the bracket body may be manufactured by an integral injection molding technique. This simplifies the connection between the heat conductive member 311 and the holder body, and reduces the space occupation of the heat conductive member 311 on both sides of the second holder portion 314 in the thickness direction C of the mounting holder 31.

According to some embodiments of the present utility model, as shown in fig. 2 and 3, the heat conductive member 311 is a copper sheet or an aluminum sheet. The copper sheet or the aluminum sheet has the advantages of high heat conductivity, easiness in stamping forming, low production cost and the like, and can be integrally formed with the bracket body, so that the assembly process of the heat conducting piece 311 is omitted. Therefore, the heat conducting piece 311 is a copper sheet or an aluminum sheet, so that the heat conducting capability of the heat conducting piece 311 can be increased, the mounting bracket 31 has good heat conducting capability, and the heat dissipation efficiency of the mounting bracket 31 is improved.

According to an embodiment of the second aspect of the present utility model, as shown in fig. 2, the electronic control device 30 includes: the mounting bracket 31, the electronic and electric component 33, and the circuit board 32 of the above-described embodiment. The electronic and electric component 33 is provided at a first mounting position of the mounting bracket 31, and the circuit board 32 is provided at a second mounting position of the mounting bracket 31.

For example, the above components may include the electronic and electrical component 33 and the circuit board 32, where the electronic and electrical component is mounted on the first rotating member by being mounted on the first side 315 with the first mounting structure 3141, and a plurality of mounting holes are formed on the electronic and electrical component to be matched with the first fastening bolts to mount the electronic and electrical component. The circuit board 32 is mounted on the second side 316 by the second mounting structure 3142 on the second mounting location, and a plurality of mounting holes are provided in the circuit board 32 to cooperate with the second fastening bolts to effect mounting of the circuit board 32. Therefore, the electronic and electrical components and the circuit board 32 are arranged on two sides of the second bracket portion 314, so that the electronic and electrical components and the circuit board 32 can be conveniently mounted with the mounting bracket 31, the utilization of the space on two sides of the second bracket portion 314 is increased, the mutual interference of the electronic and electrical components and the circuit board 32 when being mounted on the same side is avoided, and the heat dissipation of the electronic and electrical components and the circuit board 32 is increased.

According to some embodiments of the present utility model, the electronic and electrical component 33 is connected with the heat conductive member 311 of the mounting bracket 31. That is, when the electronic and electric component 33 is mounted, the electronic and electric component is opposite to the heat conducting member 311 along the thickness direction C of the mounting bracket 31, and the heat conducting member 311 is disposed between the electronic and electric component 33 and the mounting bracket 31, so that heat generated on the electronic and electric component can be transferred to the mounting bracket 31 via the heat conducting member 311 to dissipate heat of the electronic and electric component 33. The electronic and electric component 33 comprises a relay 331 with higher heating value, the relay 331 is opposite to the heat conduction piece 311, the relay 331 is fixed on the second bracket part 314, heat is transferred to the mounting bracket 31 through the heat conduction piece 311 to realize cooling of the relay 331, and working efficiency of the relay 331 is guaranteed.

According to some alternative embodiments of the present utility model, as shown in fig. 3, a heat-conductive adhesive 312 is provided between the electronic and electric component 33 and the heat-conductive member 311 of the mounting bracket 31. If the heat conducting glue 312 is arranged on one side of the electronic and electric component 33 adjacent to the heat conducting piece 311, the electronic and electric component 33 is adhered to the heat conducting piece 311 through the heat conducting glue 312, and the heat conducting glue 312 not only can realize the adhesion between the electronic and electric component and the heat conducting piece 311, but also can increase the efficiency of heat transfer on the electronic and electric component to the heat conducting piece 311.

According to the battery pack 100 of the embodiment of the third aspect of the present utility model, the battery pack 100 includes the electronic control device 30 of the above-described embodiment.

Referring to fig. 4 to 7, the battery pack 100 further includes a case 10, and a battery cell device 20 and a heat exchange device disposed in the case 10, wherein the battery cell device 20 and the electric control device 30 are both abutted against the heat exchange device, the heat exchange device is disposed below the battery cell device 20 and the electric control device 30, and the battery cell device 20 and the electric control device 30 are disposed at intervals along a thickness direction C of the mounting bracket 31. The box 10 defines a battery core accommodating cavity 11, an electric control accommodating cavity 12 and a heat exchange cavity 13, the battery core device 20 is arranged in the battery core accommodating cavity 11, the electric control device 30 is arranged in the electric control accommodating cavity 12, the heat exchange device is arranged in the heat exchange cavity 13, a heat exchange medium flows in the heat exchange device, and the heat exchange device can radiate heat of the battery core device 20 and the electric control device 30 or can heat the battery core device 20 and the electric control device 30 to keep the working temperature. Moreover, since the heat exchange device is arranged at the bottom of the battery cell device 20, even if the heat exchange medium in the heat exchange device leaks, the risk that the heat exchange medium flows into the battery cell device 20 can be effectively avoided. The heat conducting piece 311 is integrated inside the electric control device 30, the heat conducting piece 311 can be L-shaped, namely, one part of the heat conducting piece 311 is connected with the bracket body, the other part of the heat conducting piece 311 is abutted against the heat exchange device, the contact area between the heat conducting piece 311 and the heat exchange device is increased, meanwhile, the heat conducting glue 312 can be further arranged between the heat conducting piece 311 and the heat exchange device, the heat transfer efficiency of the heat conducting piece 311 to the heat exchange device is improved, and the heat dissipation capacity of the electric control device 30 is improved.

According to the battery pack 100 of the embodiment of the utility model, the battery core device 20, the electric control device 30 and the heat exchange device are all positioned in different chambers by partitioning the box body 10, so that the accurate regulation and control of the temperatures of a plurality of different chambers can be realized. Meanwhile, physical isolation is realized between different chambers through the box body 10, so that the mutual thermal influence and thermal superposition between the battery cell device 20 and the electric control device 30 can be effectively reduced, the power of the battery pack 100 is improved, and the structural strength of the battery pack 100 is increased. Because the setting of installing support 31 can reduce the width of installing support 31 in thickness direction C, optimize the volume of installing support 31 and be convenient for realize the miniaturized design of electric control device 30, reduce the volume of electric control device 30.

When the battery pack 100 is abnormal, after one or two of the three chambers fail, the safety of the other chambers is not affected, and the severity of the accident is reduced. If the battery pack 100 is punctured laterally, the electric control device 30 located at one side of the first direction is damaged, and the safety of the battery cell device 20 can be ensured due to the separation between the electric control device 30 and the battery cell device 20; if the bottom ball impact working condition is met, even if the bottom heat exchange flow channel of the heat exchange cavity 13 is damaged to cause leakage of the heat exchange medium, the heat exchange medium flows downwards along the second direction, the heat exchange flow channel of the bottom heat exchange cavity 13 is not communicated with the electric core device 20 and the electric control device 30 in the electric core accommodating cavity 11 and the electric control accommodating cavity 12, and short circuit of the electric control device 30 or the electric core device 20 is not caused; when thermal runaway occurs in the cell device 20 located at the other side of the first direction, the cell expansion deformation in the cell device 20 will not squeeze or directly spray high-temperature and high-pressure air flow against the electric control device 30, so that the electric control device 30 is prevented from being damaged and disabled immediately, and the battery management controller in the battery pack 100 can send out a thermal runaway alarm signal in time. Therefore, the arrangement mode of the battery cell accommodating cavity 11, the electric control accommodating cavity 12 and the heat exchange cavity 13 can increase heat dissipation to the battery cell device 20 and the electric control device 30, is convenient for independent disassembly and assembly of the battery cell device 20 and the electric control device 30, reduces the mutual influence of heat between the battery cell device 20 and the electric control device 30, and increases the use safety of the battery pack 100.

In some embodiments, as shown in fig. 4 and 5, a battery cell mounting/dismounting port 111 is formed on a side of the battery cell accommodating chamber 11, which is far from the heat exchange chamber 13, in the second direction, and the battery cell device 20 is mounted/dismounted to the battery cell accommodating chamber 11 through the battery cell mounting/dismounting port 111; the electric control accommodating cavity 12 is provided with a first electric control port 121 and a second electric control port 122, the first electric control port 121 is located at one side, far away from the heat exchange cavity 13, of the electric control accommodating cavity 12 along the second direction, the second electric control port 122 is located at one side, far away from the battery core accommodating cavity 11, of the electric control accommodating cavity 12 along the first direction, a detachable battery core electric control assembling and disassembling cover 14 is arranged at one side, far away from the heat exchange cavity 13, of the box body 10 along the second direction, the battery core electric control assembling and disassembling cover 14 covers the first electric control port 121121 and the battery core assembling and disassembling port 111, and the electric control device 30 is assembled and disassembled in the electric control accommodating cavity 12 through the first electric control port 121.

The box 10 forms a battery core assembling and disassembling port 111 and a first electric control port 121 at one side far away from the heat exchange cavity 13 along the second direction, the first electric control port 121 and the battery core assembling and disassembling port 111 are arranged along the first direction, the battery core device 20 can be assembled into the battery core accommodating cavity 11 from the battery core assembling and disassembling port 111, a part of the electric control device 30 is assembled into the electric control accommodating cavity 12 from the first electric control port 121, and then the battery core electric control assembling and disassembling cover 14 is assembled into the battery core assembling and disassembling port 111 and the first electric control port 121 to realize the sealing of the upper part of the box 10. Therefore, the box body 10 is provided with a plurality of electric control ports and assembling and disassembling ports, so that the electric core device 20, the electric control device 30 and the box body 10 can be conveniently installed, and the electric control device 30 and the electric core device 20 can be independently disassembled and assembled, so that the production and after-sale maintenance of the battery pack 100 are more convenient and efficient. Also, the structural strength of the case 10 can be secured, so that the assembly process of the battery pack 100 is simple.

In some embodiments, a detachable electric control cover is disposed at the second electric control port 122, and a communication interface is disposed on the electric control cover and is obliquely disposed relative to the electric control cover. The electric control cover is provided with a communication interface, and the communication interface is electrically connected with the electric control device 30 to export data transmission and control information of the battery pack 100 or realize control of the battery pack 100. The communication interface is obliquely arranged on the electric control cover so as to reduce the volume of the box body 10 in the first direction. Therefore, the communication interface obliquely arranged on the electric control cover can realize the communication between an external system and the battery pack 100, reduce the size of the part protruding out of the box body 10, reduce the occupation of the internal space of the battery pack 100, reduce the volume of the battery pack 100, be beneficial to the installation and arrangement of the battery pack 100 on a vehicle and improve the space utilization rate of the vehicle.

In some embodiments, the case 10 is an integral die cast molding. For example, the case 10 may be an aluminum alloy member. Therefore, the box body 10 has good structural strength, and the machining precision of the box body 10 is high, so that the installation of the battery cell device 20, the electric control device 30 and the like is facilitated.

A vehicle according to a fourth aspect of the present utility model includes the battery pack 100 of any of the above embodiments.

According to the vehicle of the embodiment of the utility model, the battery pack 100 comprises a plurality of independent chambers, so that the mutual interference between the battery cell device 20 and the electric control device 30 can be avoided, the heat dissipation capacity of the battery pack 100 is increased, the heating and heat preservation effects under the low-temperature working condition are simultaneously considered, and the use safety of the vehicle using the battery pack 100 is improved.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the description of the utility model, a "first feature" or "second feature" may include one or more of such features. In the description of the present utility model, "plurality" means two or more. In the description of the utility model, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by another feature therebetween. In the description of the utility model, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (15)

1. A mounting bracket, comprising:

the support body, the support body includes first support portion and second support portion, first support portion extends along first direction, first support portion has the installing support fixed position, second support portion with first support portion links to each other, second support portion along with first direction vertically second direction extends, the both sides of second support portion's thickness direction have first assembly position and second assembly position respectively.

2. The mounting bracket of claim 1, wherein the first mounting location comprises a plurality of first mounting structures disposed in spaced relation to one another;

the second assembly position comprises a plurality of second assembly structures which are arranged at intervals, and the second assembly structures and the first assembly structures are staggered.

3. The mounting bracket according to claim 2, wherein both sides in a thickness direction of the second bracket part are a first side and a second side, respectively, the first fitting position being located on the first side, the second fitting position being located on the second side;

the free end of at least one of the first mounting structures protrudes from the surface of the first side and the free end of at least one of the second mounting structures protrudes from the surface of the second side.

4. The mounting bracket of claim 2, wherein the plurality of first mounting structures comprises at least one of a first fastening bolt, a first fastening screw, and a first fastening nut; and/or

The plurality of second fitting structures includes at least one of a second fastening bolt, a second fastening screw, and a second fastening nut.

5. The mounting bracket of claim 2, wherein a plurality of the first mounting structures are pre-embedded in the second bracket portion; and/or

The plurality of second assembly structures are embedded in the second bracket part.

6. The mounting bracket of claim 1, wherein the bracket body is provided with at least one reinforcing rib.

7. The mounting bracket of claim 1, wherein the bracket body is a plastic piece.

8. The mounting bracket of any of claims 1-7, further comprising:

and the heat conducting piece is arranged on one side of the first assembly position in the thickness direction of the second bracket part.

9. The mounting bracket of claim 8, wherein the thermally conductive member is embedded on the bracket body.

10. The mounting bracket of claim 8, wherein the thermally conductive member is a copper sheet or an aluminum sheet.

11. An electronic control device, comprising:

a mounting bracket according to any one of claims 1-10;

an electronic-electric component provided in a first fitting position of the mounting bracket;

the circuit board is arranged on the second assembly position of the mounting bracket.

12. The electronic control of claim 11, wherein the electronic and electrical component is coupled to a thermally conductive member of the mounting bracket.

13. The electronic control device of claim 11, wherein a thermally conductive adhesive is disposed between the electronic and electrical component and the thermally conductive member of the mounting bracket.

14. A battery pack, comprising

An electronic control device according to any one of claims 11-13.

15. A vehicle comprising the battery pack according to claim 14.