CN210744044U - Power battery module, power battery and vehicle - Google Patents
Power battery module, power battery and vehicle Download PDFInfo
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- CN210744044U CN210744044U CN201922146741.1U CN201922146741U CN210744044U CN 210744044 U CN210744044 U CN 210744044U CN 201922146741 U CN201922146741 U CN 201922146741U CN 210744044 U CN210744044 U CN 210744044U
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- 230000000712 assembly Effects 0.000 claims abstract description 14
- 238000000429 assembly Methods 0.000 claims abstract description 14
- 239000013013 elastic material Substances 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 description 10
- 230000004308 accommodation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 4
- 230000005489 elastic deformation Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
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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
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Abstract
The utility model provides a power battery module, power battery and vehicle relates to the power battery technology field of vehicle. The power battery module includes: the battery pack comprises at least two battery packs, wherein mounting grooves are formed in the edge of the end part of one side of a shell of each battery pack, which is opposite to the electrode of the battery pack; the insulating support is arranged in the mounting groove, and the upper surface of the insulating support is a plane; the busbar is connected with the insulating supports of the adjacent two battery assemblies in the at least two battery assemblies. The power battery module sets the upper surface of the insulating support to be a planar structure, so that the busbar connected with the battery module electrode can be arranged along the direction parallel to the side wall of the power battery module, the busbar can be arranged by fully utilizing the space of the power battery module, and the volumetric specific energy of the power battery can be improved.
Description
Technical Field
The utility model relates to a new energy automobile technical field especially relates to a power battery module, power battery and vehicle.
Background
The volumetric specific energy of the power battery is a parameter for measuring the space utilization rate of the battery pack of one power battery, the higher the volumetric specific energy is, the higher the space utilization rate of the battery pack is, and otherwise, the utilization rate is low.
At present, when two battery modules in a battery pack are connected, the two battery modules need to be connected with a battery module electrode through a high-voltage busbar, and an insulating base needs to be arranged at the joint of the electrode of the battery module and the high-voltage busbar so as to insulate the outer shell of the battery module, the electrode of the battery pack and the high-voltage busbar. But because insulating base is provided with two landing legs so that connect insulating buckle closure, make the female row of high pressure can only stretch out from between two landing legs, stretch out from the direction of perpendicular to battery module shell promptly, when two battery modules are for setting up side by side, the female row of high pressure that a battery module connects stretches out the back perpendicular to battery module shell, need buckle in succession after again to another battery module orientation extension, the female distance that leads to protruding battery module casing of setting up because of buckling of high pressure is great this moment, and then lead to arranging of female row of high pressure to occupy too much battery package space, make power battery's volumetric specific energy reduce.
Therefore, the above technical problems are urgently needed to be solved.
SUMMERY OF THE UTILITY MODEL
In view of this, the embodiment of the utility model provides a power battery module, power battery and vehicle, for solving above-mentioned problem, the utility model mainly provides following technical scheme:
the embodiment of the utility model provides a power battery module, include:
the battery pack comprises at least two battery packs, wherein mounting grooves are formed in the edge of the end part of one side of a shell of each battery pack, which is opposite to the electrode of the battery pack;
the insulating support is arranged in the mounting groove, and the upper surface of the insulating support is a plane;
the busbar is connected with the insulating supports of two adjacent battery assemblies in the at least two battery assemblies.
Specifically, the insulating buckle cover is made of elastic materials and at least covers the busbar and the connecting part of the electrode and the insulating support.
Specifically, the insulating support with the both sides wall of mounting groove contact is provided with the fixture block, the relative both sides wall of mounting groove is provided with the draw-in groove, the fixture block with the draw-in groove joint.
Specifically, the both sides wall and the upper surface junction of insulating support length direction have outside protruding edge, protruding edge is the cavity tube-shape, protruding edge takes on the lateral wall of mounting groove.
Specifically, the upper surface is provided with a connecting hole, and the connecting hole extends towards the inside of the insulating support;
the busbar is connected with the insulating support through the connecting hole.
Specifically, a metal threaded sleeve is arranged in a connecting hole of the insulating support, or a connecting nut is prefabricated in the connecting hole.
Specifically, the insulating buckle cover is made of an elastic material;
the insulating buckle cover comprises a rectangular cover body and a cover edge, the cover body is provided with a cover cap space protruding towards one side, and the cover edge extends towards the direction opposite to the protruding direction of the cover cap space.
Specifically, the cover edge is arranged along three side edges of the cover body, the cover edge is composed of a plurality of sheet bodies, a gap is formed between every two adjacent sheet bodies, and the gap is arranged along the cover edge in the extending direction.
Specifically, an insulating baffle is arranged on the fourth side edge of the cover body along the protruding direction of the cap space.
Additionally, the embodiment of the utility model provides a power battery, include: a power battery module;
the power battery module includes: the battery pack comprises at least two battery packs, wherein mounting grooves are formed in the edge of the end part of one side of a shell of each battery pack, which is opposite to the electrode of the battery pack;
the insulating support is arranged in the mounting groove, and the upper surface of the insulating support is a plane;
the busbar is connected with the insulating supports of two adjacent battery assemblies in the at least two battery assemblies;
the insulating buckle cover is made of elastic materials and at least covers the busbar and the connecting part of the electrode and the insulating support.
Additionally, the embodiment of the utility model provides a vehicle, include: a power battery;
the power battery includes: a power battery module;
the power battery module includes: the battery pack comprises at least two battery packs, wherein mounting grooves are formed in the edge of the end part of one side of a shell of each battery pack, which is opposite to the electrode of the battery pack;
the insulating support is arranged in the mounting groove, and the upper surface of the insulating support is a plane;
the busbar is connected with the two adjacent battery component insulating supports in the at least two battery components through penetrating bolts;
the insulating buckle cover is made of elastic materials and at least covers the busbar and the connecting part of the electrode and the insulating support.
Borrow by above-mentioned technical scheme, the embodiment of the utility model provides a power battery module, power battery and vehicle have following advantage at least:
the embodiment of the utility model provides a pair of power battery module, the insulating support that it includes can set up in the mounting groove of power battery module shell for fixed connection battery pack's electrode and female arranging, and with battery pack's electrode and female arranging and battery pack shell insulation isolation, use insulating buckle closure and insulating support cooperation simultaneously, electrode after will fixing and female one end holding of arranging play good insulating effect in the accommodation space that insulating support and insulating buckle closure formed. In addition, because the edge of the end part of the shell of the battery pack, which corresponds to the electrode of the battery pack, is lower than the top end cover of the battery cell of the battery pack by a certain distance, that is, a structure similar to a step is formed, and the upper surface of the insulating support is set to be a plane structure, after the insulating support is set in the mounting groove, the upper surface can be level with the edge of the side end of the shell, the bus bars connected to the electrodes of the battery pack may be arranged in a direction perpendicular to the outer case of the battery pack, or is arranged above the edge of one side end of the shell and is arranged along the direction parallel to the shell of the battery pack, the arranging direction of the bus bar can be selected in various ways, so that the bus bar can be arranged by fully utilizing the space in the battery pack box body of the power battery, and then use the embodiment of the utility model provides a power battery of power battery module can improve its power battery's volumetric ratio energy.
The embodiment of the utility model provides an insulating buckle closure needs be elastic material to make. Therefore, the insulating buckle cover can be buckled at one end of the electrode and the busbar in an elastic deformation mode by utilizing the characteristic that the insulating buckle cover has elasticity, and the buckle cover is arranged on the upper surface of the insulating support, so that a structure for connecting the insulating buckle cover is not required to be arranged on the insulating support, and the upper surface of the insulating support can be arranged into a plane.
Drawings
Fig. 1 is a schematic structural diagram of a power battery module according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an insulating support according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of another insulating support according to an embodiment of the present invention;
fig. 4 is a schematic view of a first view angle structure of an insulation buckle cover according to an embodiment of the present invention;
fig. 5 is a schematic view of a second view angle structure of an insulation buckle cover according to an embodiment of the present invention;
fig. 6 is a schematic structural view of an unbuckled state of an insulating cover of a power battery according to an embodiment of the present invention;
fig. 7 is a schematic view of a fastening state structure of an insulating fastening cover of a power battery according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of another power battery provided in an embodiment of the present invention.
The reference numerals in fig. 1 to 8 include:
1-battery component, 11-mounting groove, 2-insulating support, 21-upper surface, 22-connecting hole, 23-clamping block, 24-convex edge, 25-connecting nut, 3-insulating buckle cover, 31-cover body, 32-cover edge, 33-insulating baffle, 34-gap, 35-cover cap space, 4-bus bar and 5-shell.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
As shown in fig. 1-8, an embodiment of the present invention provides a power battery module, which includes: at least two battery packs 1, an insulating support 2. The side of the shell of the battery component 1 opposite to the end part of the battery component 1 is provided with a mounting groove 11 at the edge opposite to the electrode of the battery component 1; the upper surface 21 of the insulating support 2 is a plane, the upper surface 21 is provided with a connecting hole 22, the connecting hole 22 extends towards the inside of the insulating support 2, and the insulating support 2 is arranged in the mounting groove 11 and connected with the mounting groove 11. The busbar 4 is connected with the electrodes of the two adjacent battery assemblies 1 in the at least two battery assemblies 1 and the connecting hole 22 through a penetrating bolt.
Specifically, battery pack 1 of power battery module can include a plurality of electric cores that link together for store the electric energy, and battery pack 1's shell 5 can be the whole box of establishing at electric core surface for the cover, also can be the support groove that is used for holding in the palm putting above-mentioned a plurality of electric cores, and when shell 5 was the box, can be the structure of box lock from top to bottom. The mounting groove 11 arranged on the shell 5 can be a U-shaped or U-shaped groove, and the opening of the mounting groove 11 is arranged at the position of the electrode for fixing the power battery module, namely after the mounting groove 11 is provided with the insulating support 2, the position of the upper surface 21 of the insulating support 2 is just used for fixing the electrode of the power battery module and the busbar 4, and at the moment, the upper surface 21 of the insulating support 2 can be flush with the notch of the mounting groove 11 and can also protrude out of the notch of the mounting groove 11 for a certain distance.
The insulating support 2 is a part for fixing the electrode of the power battery module and insulating the electrode of the power battery module from the housing 5 thereof, and is made of an insulating material, such as an insulating plastic material. The upper surface 21 of the insulating support 2 is used for connecting and fixing the electrodes of the battery pack, so a connecting hole 22 for connecting and fixing is arranged on the upper surface 21 of the insulating support 2, the hole needs to extend towards the inside of the insulating support 2, the hole diameter of the connecting hole 22 can be set to be an appropriate hole diameter according to the connecting requirement, and in order to avoid that when the electrodes and the connecting hole 22 are connected through bolts, overlong bolts penetrate through the bottom of the connecting hole 22 to be in contact with the shell 5 of the power battery module, the connecting hole 22 is preferably arranged to be a counter bore.
In addition, in order to ensure the connection stability of the insulating support 2 and the mounting groove 11, structures capable of being clamped and connected can be arranged on two opposite side walls of the insulating support 2, and meanwhile, structures matched with the two side walls of the mounting groove 11 are arranged on the wall of the mounting groove, or an interference fit mode can be adopted.
The insulating buckle cover 3 is made of elastic materials. The insulating buckle cover 3 is used for covering the upper surface 21 of the insulating support 2, forming an accommodating space with the upper surface 21 of the insulating support 2, and accommodating the bolt, the electrode and one end of the busbar 4.
The insulating buckle closure 3 can form the accommodation space with insulating support 2 between be used for holding the electrode and arrange the one end of 4, and insulating buckle closure 3 is used for covering the electrode of having connected on the upper surface 21 of insulating support 2 and arranges the upper surface 21 of 4 promptly, and to the electrode with arrange 4 further insulating isolated of arranging, avoid electrode and arranging 4 and battery pack 1 conductive contact. And, the insulation cover 3 needs to be made of elastic material. Therefore, the insulating buckle cover 3 can be buckled at one end of the electrode and the busbar 4 in an elastic deformation mode by utilizing the characteristic that the insulating buckle cover 3 has elasticity, and the buckle cover is arranged on the upper surface 21 of the insulating support 2, so that a structure for connecting the insulating buckle cover 3 is not required to be arranged on the insulating support 2, and the upper surface 21 of the insulating support 2 can be arranged to be a plane.
The embodiment of the utility model provides a pair of power battery module, insulating support 2 that it includes can set up in power battery module shell 5's mounting groove 11, an electrode and female 4 of arranging for fixed connection battery pack 1, and with battery pack 1's electrode and female 4 and battery pack 1's shell 5 insulation isolation, use insulating buckle closure 3 and insulating support 2 cooperation simultaneously, electrode after will fixing and female one end holding of arranging 4 are in insulating support 2 and the accommodation space that insulating buckle closure 3 formed, play good insulating effect. In addition, because the edge of the end part of the shell 5 of the battery assembly 1 corresponding to the electrode of the battery assembly 1 is lower than the top end cover of the battery core of the battery assembly 1 by a certain distance, i.e. a structure similar to a step is formed, and the upper surface 21 of the insulating support 2 is set to be a planar structure, after the insulating support 2 is arranged in the mounting groove 11, the edge of the side end of the shell can be level by the upper surface 21, so that the bus bar 4 connected with the electrode of the battery assembly 1 can be arranged along the direction vertical to the shell 5 of the battery assembly 1, or arranged above the edge of one side end of the shell 5 and arranged along the direction parallel to the shell 5 of the battery assembly 1, i.e. the arrangement direction of the bus bar 4 can be selected, so that the bus bar 4 can be arranged by fully utilizing the space in the battery pack box body of the power battery when the bus bar 4 is arranged, and further the power, the volumetric specific energy of the power battery can be improved.
In addition, the electric core outward appearance of battery pack 1 of power battery module has the one deck insulating layer at least, the surface of its shell 5 also has the insulating layer, the surface of female row 4 also has the one deck insulating rubber cover, female row 4 only exposes the metal in the position of connecting the electrode and connecting insulating support 2 at both ends, and female row 4 exposes both ends after having connected insulating support 2, and through the insulation protection of insulating buckle closure 3, then female row 4 both ends are under insulation protection, so female row 4 when setting up along the direction that is on a parallel with battery pack 1 shell 5, can not appear the electric leakage, the circumstances of alling oneself with the electricity. The positions of the two ends of the busbar 4 for connecting the electrodes and the insulating support 2 are required to be exposed, so that the electrodes can be electrically connected with the electrodes, and the insulating support 2 and the insulating buckle cover 3 are arranged on the shell 5 to perform insulating protection on the end of the busbar 4 connected with the electrodes.
As shown in fig. 2 and 3, in the specific implementation, in order to facilitate the connection of the insulating support 2 with the mounting groove 11 and the production of the insulating support 2, in addition, considering that the insulating support 2 needs to be connected and fixed with the electrode of the power battery module, the insulating support 2 can be configured to be approximately in a rectangular parallelepiped structure, and two connecting holes 22 can be arranged side by side in the length direction of the upper surface 21 thereof, so that the electrode can be fixed on the insulating support 2 through two bolts, and the connection is more stable.
Wherein, in order to make insulating support 2 can realize the joint with mounting groove 11, improve the stability that the two is connected, can set up fixture block 23 at insulating support 2's length direction's both sides wall, insulating support 2 promptly with the both sides wall of mounting groove 11 contact is provided with fixture block 23, sets up the draw-in groove at the relative both sides wall of mounting groove 11, makes during the installation fixture block 23 with the draw-in groove joint. Alternatively, the positions of the latch 23 and the slot may be interchanged, that is, the slot is disposed on the side wall of the insulating support 2, and the latch 23 is disposed on the side wall of the mounting groove 11.
Further, the fixture block 23 is a bar-shaped column with an arc surface, and the fixture block 23 is disposed along the width direction of the insulating support 2, that is, the fixture block 23 is disposed along the inner surface direction of the outer surface of the housing 5.
Specifically, the bar-shaped column with the arc surface may be directly disposed on the sidewall of the insulating support 2, or may be connected to the sidewall of the insulating support 2 in a cantilever manner through an elastic support arm, which may be determined according to specific situations. The middle part of the strip-shaped column with the arc surface can be set into a hollow structure so as to be clamped into the clamping groove in a deformation mode, or the strip-shaped column with the arc surface can have certain elasticity, so that the strip-shaped column can be clamped into the mounting groove 11 in a deformation mode, and then is clamped with the clamping groove in a rebounding mode. Wherein, the clamping groove arranged on the side wall of the mounting groove 11 needs to be matched with the structure of the clamping block 23.
As shown in fig. 2 and fig. 3, in the specific implementation, where the joints between the two side walls of the insulating support 2 in the length direction and the upper surface 21 are provided with outward protruding edges 24, the protruding edges 24 are hollow cylinders, the protruding edges 24 are lapped on the side walls of the battery assembly 1 on the two sides of the notch of the mounting groove 11, and are used for limiting when the insulating support 2 is mounted, and insulating supports are formed on the side walls of the battery assembly 1 on the two sides of the notch of the mounting groove 11, so as to insulate and isolate the busbar and the electrode, which are used for being fixed on the upper surface 21 of the insulating support 2, from the housing.
Specifically, protruding edge 24 is the convex structure of upper surface 21 to length direction both sides, and it can be used for when installing insulating support 2 in mounting groove 11, carries on spacingly to insulating support 2, and protruding edge 24 can also be convenient for the separation between insulating support 2 and the mounting groove 11 simultaneously, can make insulating support 2 separate with mounting groove 11 through using the instrument to prize protruding edge 24 for example. The convex edge 24 is formed in a hollow cylindrical shape to reduce the overall weight of the insulating support 2.
As shown in fig. 2 and 3, in the specific implementation, a metal threaded sleeve is arranged in the connecting hole 22 on the upper surface 21 of the insulating support 2, or a connecting nut 25 is prefabricated in the connecting hole 22.
Specifically, since the insulating support 2 is made of an insulating material, such as a plastic material, the strength of the insulating support 2 itself is low, and if a screw thread is directly provided in the connection hole 22 of the upper surface 21, the strength of the screw thread is low, and the reciprocating detachment work cannot be performed. Therefore, the metal thread insert is arranged in the connecting hole 22, namely the metal thread insert is matched with the thread in the connecting hole 22, so that a metal thread is formed on the inner wall of the connecting hole 22, and the strength of the connecting hole 22 is improved; or the connecting nut 25 can be preset directly during the manufacture of the insulating support 2, for example, during the injection molding of the insulating support 2 using plastic material, the connecting nut 25 can be disposed at the corresponding position and integrally injection molded. Therefore, the bolt for fixing the electrode and the busbar 4 can have strong connection strength with the connection hole 22, can be detached in a reciprocating mode, and is convenient to maintain.
In a specific implementation, as shown in fig. 4 and 5, the cover 3 includes a rectangular cover 31 and cover edges 32 disposed at three adjacent sides of the cover 31, one side of the cover 31 protrudes to the other side to form a cap space 35, for example, an inner surface of the cover 3 protrudes to an outer surface direction to form a cap space 35, and the cover edges 32 extend in a direction opposite to the protruding direction of the cap space 35, for example, may extend from an outer surface of the cover 31 to an inner surface direction.
In addition, after the electrode of the battery assembly and one end of the busbar 4 are fixed on the insulating support 2 through the bolt, one end of the electrode and one end of the busbar 4 can be regarded as a hexahedron, the bottom of the hexahedron is supported by the insulating support 2 in an insulating manner, one side surface is located on the end surface of the battery assembly, and the remaining four surfaces need insulation protection, so that the insulating buckle cover 3 is provided with a cover body 31 and three adjacent cover edges 32, the insulating buckle cover 3 can be buckled on the upper surface 21 of the insulating support 2, one end of the electrode and the busbar 4 and the connecting bolt are buckled, the convex cap space 35 is used for accommodating the head of the bolt for connecting the electrode, the busbar 4 and the insulating support 2, the cap space 35 can be cylindrical, and the cover edges 32 of the three adjacent sides of the insulating buckle cover 3 cover the remaining three side surfaces in an insulating manner.
Furthermore, because the edge of the end of the casing 5 of the battery assembly 1 corresponding to the electrode of the battery assembly 1 is lower than the top end cover of the battery core of the battery assembly 1 by a certain distance, after the insulating support 2 is arranged in the mounting groove 11, the upper surface 21 can be flush with the edge of the side end of the casing 5, and at this time, the cap space 35 formed by the insulating buckle cover 3 can be located above the plane to form a complete insulating cover.
In a specific implementation, as shown in fig. 4 and 5, the remaining fourth side of the cover 31 is located at the end of the battery assembly 1, and the fourth side is provided with an insulating barrier 33 along the direction of the protrusion of the cap space 35 and is attached to the electrode.
Specifically, the insulating baffle 33 disposed on the fourth side of the lid 31 is opposite to the extending direction of the rest lid edges 32, and just covers the extended electrode of the battery assembly, so as to further enhance the insulating performance of the electrode and the busbar 4.
As shown in fig. 4 and 5, in an implementation, a plurality of slits 34 are provided along the cover 32 at intervals, and the slits 34 are provided along the cover in the extending direction of the cover 32.
Specifically, the insulating cover 3 is made of an elastic material, so that the cover is covered on the electrode, the busbar 4 and the connecting bolt by using an elastic clamping force, and the position of the insulating cover 3 to be covered has side irregularity, so that the cover edge 32 is arranged to be a split structure with a gap 34 at a certain distance, which is beneficial to the fact that when the insulating cover 3 is covered on the electrode, the busbar 4 and the connecting bolt, the cover edge 32 performs local elastic deformation according to the side irregularity structure, and the insulating cover 3 is tightly covered on the upper surface 21 of the insulating support 2, and the electrode, one end of the busbar 4 and the connecting bolt are well insulated and covered.
Example two
As shown in fig. 6-8, the second embodiment of the present invention provides a power battery, which includes: such as the power battery modules shown in fig. 1-5. The power battery module includes: at least two battery packs 1, an insulating support 2 and an insulating buckle cover 3. The side of the shell of the battery component 1 opposite to the end part of the battery component 1 is provided with a mounting groove 11 at the edge opposite to the electrode of the battery component 1; the upper surface 21 of the insulating support 2 is a plane, the upper surface 21 is provided with a connecting hole 22, the connecting hole 22 extends towards the inside of the insulating support 2, and the insulating support 2 is arranged in the mounting groove 11 and connected with the mounting groove 11. The busbar 4 is connected with the electrodes of the two adjacent battery assemblies 1 in the at least two battery assemblies 1 and the connecting hole 22 through a penetrating bolt. The insulating buckle cover 3 is made of elastic materials, and the insulating buckle cover 3 is used for covering the upper surface 21 of the insulating support 2 and forming an accommodating space with the upper surface 21 of the insulating support 2 so as to accommodate the bolt, the electrode and one end of the busbar 4.
The power battery module holding is in the battery package box, adjacent two battery pack 1 passes through female 4 electricity of arranging is connected, the electrode of power battery module and female 4 of arranging are fixed through bolt and insulating support 2's connecting hole 22, and insulating buckle closure 3 covers the upper surface 21 of insulating support 2 will be connected the electrode female 4 one end the electrode and the bolt covers. The busbar 4 is arranged in parallel and attached to the upper portion of the shell 5 of the power battery module.
Specifically, the specific implementation structure of the power battery module provided in the first embodiment can be directly used in the power battery module in the second embodiment, which is described in the first embodiment and is not repeated herein.
Because the upper surface 21 of the insulating support 2 is a plane, after the busbar 4 is connected with the electrode of the battery assembly 1 and the insulating support 2, the busbar 4 can be arranged on the upper part of the shell of the battery assembly 1 in parallel, and the spare space formed after the power battery module is arranged in the battery pack box can be fully utilized, so that the volumetric specific energy of the power battery is improved. In addition, the busbar 4 can also extend in a direction perpendicular to the shell 5 of the battery assembly 1, that is, the arrangement of the busbar 4 is facilitated due to the structure that the upper surface 21 of the insulating support 2 is a plane.
The embodiment of the utility model provides a pair of power battery, insulating support 2 that the power battery module that its used includes can set up in power battery module shell 5's mounting groove 11, an electrode and female row 4 for fixed connection battery pack 1, and with battery pack 1's electrode and female row 4 and battery pack 1's shell 5 insulation isolation, use insulating buckle closure 3 and insulating support 2 cooperation simultaneously, electrode after will fixing and female one end holding of arranging 4 are in the accommodation space that insulating support 2 and insulating buckle closure 3 formed, play good insulating effect. In addition, because the edge of the end part of the shell 5 of the battery assembly 1 corresponding to the electrode of the battery assembly 1 is lower than the top end cover of the battery core of the battery assembly 1 by a certain distance, i.e. a structure similar to a step is formed, and the upper surface 21 of the insulating support 2 is set to be a planar structure, after the insulating support 2 is arranged in the mounting groove 11, the edge of the side end of the shell can be level by the upper surface 21, so that the bus bar 4 connected with the electrode of the battery assembly 1 can be arranged along the direction vertical to the shell 5 of the battery assembly 1, or arranged above the edge of one side end of the shell 5 and arranged along the direction parallel to the shell 5 of the battery assembly 1, i.e. the arrangement direction of the bus bar 4 can be selected, so that the bus bar 4 can be arranged by fully utilizing the space in the battery pack box body of the power battery when the bus bar 4 is arranged, and further the power, the volumetric specific energy of the power battery can be improved.
EXAMPLE III
The embodiment of the utility model provides a third provides a vehicle, it includes: power cells as shown in fig. 6-8; the power battery includes: such as the power battery modules shown in fig. 1-5. The power battery module includes: at least two battery packs 1, an insulating support 2 and an insulating buckle cover 3. The side of the shell of the battery component 1 opposite to the end part of the battery component 1 is provided with a mounting groove 11 at the edge opposite to the electrode of the battery component 1; the upper surface 21 of the insulating support 2 is a plane, the upper surface 21 is provided with a connecting hole 22, the connecting hole 22 extends towards the inside of the insulating support 2, and the insulating support 2 is arranged in the mounting groove 11 and connected with the mounting groove 11. The busbar 4 is connected with the electrodes of the two adjacent battery assemblies 1 in the at least two battery assemblies 1 and the connecting hole 22 through a penetrating bolt. The insulating buckle cover 3 is made of elastic materials, and the insulating buckle cover 3 is used for covering the upper surface 21 of the insulating support 2 and forming an accommodating space with the upper surface 21 of the insulating support 2 so as to accommodate the bolt, the electrode and one end of the busbar 4.
Specifically, the specific implementation structure of the power battery module in the third embodiment that can directly use the power battery module provided in the first embodiment can be referred to the relevant contents described in the first embodiment, and details are not repeated here.
The embodiment of the utility model provides a pair of vehicle, insulating support 2 that power battery's the power battery module that its used includes can set up in power battery module shell 5's mounting groove 11, an electrode and female row 4 for fixed connection battery pack 1, and with battery pack 1's electrode and female row 4 and battery pack 1's shell 5 insulation isolation, use insulating buckle closure 3 and insulating support 2 cooperation simultaneously, electrode after will fixing and female one end holding of arranging 4 in insulating support 2 and the accommodation space that insulating buckle closure 3 formed, play good insulating effect. In addition, because the edge of the end part of the shell 5 of the battery assembly 1 corresponding to the electrode of the battery assembly 1 is lower than the top end cover of the battery core of the battery assembly 1 by a certain distance, i.e. a structure similar to a step is formed, and the upper surface 21 of the insulating support 2 is set to be a planar structure, after the insulating support 2 is arranged in the mounting groove 11, the edge of the side end of the shell can be level by the upper surface 21, so that the bus bar 4 connected with the electrode of the battery assembly 1 can be arranged along the direction vertical to the shell 5 of the battery assembly 1, or arranged above the edge of one side end of the shell 5 and arranged along the direction parallel to the shell 5 of the battery assembly 1, i.e. the arrangement direction of the bus bar 4 can be selected, so that the bus bar 4 can be arranged by fully utilizing the space in the battery pack box body of the power battery when the bus bar 4 is arranged, and further the power, the volumetric specific energy of the power battery can be improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. A power battery module, its characterized in that, it includes:
the battery pack comprises at least two battery packs, wherein mounting grooves are formed in the edge of the end part of one side of a shell of each battery pack, which is opposite to the electrode of the battery pack;
the insulating support is arranged in the mounting groove, and the upper surface of the insulating support is a plane;
the busbar is connected with the insulating supports of two adjacent battery assemblies in the at least two battery assemblies.
2. The power battery module of claim 1,
the insulating support with the both sides wall of mounting groove contact is provided with the fixture block, the relative both sides wall of mounting groove is provided with the draw-in groove, the fixture block with the draw-in groove joint.
3. The power battery module of claim 1,
insulating support length direction's both sides wall and upper surface connection department have outside protruding edge, protruding edge is the cavity tube-shape, protruding edge takes on the lateral wall of mounting groove.
4. The power battery module of claim 1,
the upper surface is provided with a connecting hole, the connecting hole extends towards the inside of the insulating support, a metal threaded sleeve is arranged in the connecting hole of the insulating support, or a connecting nut is prefabricated in the connecting hole;
the busbar is connected with the insulating support through the connecting hole.
5. The power battery module of claim 4,
the bus bar is characterized by further comprising an insulating buckle cover, wherein the insulating buckle cover is made of elastic materials and at least covers the connecting part of the bus bar, the electrode and the insulating support.
6. The power battery module of claim 5,
the insulating buckle cover comprises a rectangular cover body and a cover edge, the cover body is provided with a cover cap space protruding towards one side, and the cover edge extends towards the direction opposite to the protruding direction of the cover cap space.
7. The power battery module of claim 6,
the cover edge is arranged along three side edges of the cover body, the cover edge is composed of a plurality of sheet bodies, a gap is arranged between every two adjacent sheet bodies, and the gap is arranged along the extending direction of the cover edge.
8. The power battery module of claim 6,
and an insulating baffle is arranged on the fourth side edge of the cover body along the protruding direction of the cap space.
9. A power battery is characterized in that the battery is provided with a battery body,
the power battery module as claimed in any one of claims 1 to 8.
10. A vehicle, characterized in that: the method comprises the following steps:
the power cell of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146741.1U CN210744044U (en) | 2019-12-04 | 2019-12-04 | Power battery module, power battery and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922146741.1U CN210744044U (en) | 2019-12-04 | 2019-12-04 | Power battery module, power battery and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210744044U true CN210744044U (en) | 2020-06-12 |
Family
ID=71005673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922146741.1U Active CN210744044U (en) | 2019-12-04 | 2019-12-04 | Power battery module, power battery and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210744044U (en) |
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2019
- 2019-12-04 CN CN201922146741.1U patent/CN210744044U/en active Active
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