CN217691438U

CN217691438U - End plate panel, end plate panel assembly and battery pack

Info

Publication number: CN217691438U
Application number: CN202220536437.7U
Authority: CN
Inventors: 丁越
Original assignee: Xiamen Hithium Energy Storage Technology Co Ltd
Current assignee: Xiamen Hithium Energy Storage Technology Co Ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-10-28
Anticipated expiration: 2032-03-11

Abstract

The utility model discloses an end plate panel, end plate panel subassembly and battery package, end plate panel includes: a base plate; the curb plate, the curb plate is connected with the bottom plate, and the mounting groove that is used for installing the circuit board is injectd jointly to curb plate and bottom plate, is equipped with the breach on the curb plate. According to the utility model discloses an end plate panel prescribes a limit to the mounting groove that is used for installing the circuit board through curb plate and bottom plate jointly, and is equipped with the breach on the curb plate for the circuit board is fixed reliable, is convenient for pass through end plate panel mounting to required position with the circuit board, can inspect and maintain the inner structure of end plate panel through the breach simultaneously, avoids dismantling battery package overall structure, has improved the work efficiency of inspection and maintenance.

Description

End plate panel, end plate panel assembly and battery pack

Technical Field

The utility model relates to a battery technology field, more specifically relates to an end plate panel, end plate panel assembly and battery package.

Background

In the correlation technique, the inner structure of end plate panel is observed and is maintained inconveniently, need disassemble battery package overall structure, has reduced observation and maintenance efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, an object of the utility model is to provide an end plate panel, end plate panel ensures that the circuit board is fixed reliable, and is convenient for inspect and maintain the inner structure of end plate panel etc. improve the work efficiency of inspection and maintenance.

Another object of the present invention is to provide an end plate panel assembly having the above end plate panel.

Another object of the present invention is to provide a battery pack having the above end plate panel assembly.

According to the utility model discloses end plate panel, include: a base plate; the curb plate, the curb plate with the bottom plate is connected, the curb plate with the mounting groove that is used for installing the circuit board is injectd jointly to the bottom plate, be equipped with the breach on the curb plate.

According to the utility model discloses the end plate panel is injectd the mounting groove that is used for installing the circuit board jointly through curb plate and bottom plate, and is equipped with the breach on the curb plate for the circuit board is fixed reliable, is convenient for pass through end plate panel mounting to required position with the circuit board, can inspect and maintain the inner structure of end plate panel etc. through the breach simultaneously, avoids dismantling battery package overall structure, has improved the work efficiency of inspection and maintenance.

In addition, the end plate panel according to the above embodiment of the present invention may further have the following additional technical features:

according to the utility model discloses some embodiments's end plate panel, the breach extends to keeping away from of curb plate the one end of bottom plate.

According to the utility model discloses end plate panel, the breach extends to the one end of keeping away from the bottom plate of curb plate for the breach is as big as possible, is convenient for observe and maintain etc. to inside through the breach, and breach manufacturing is convenient, is favorable to reduction in production cost.

According to some embodiments of the invention, the end plate panel further comprises: the cover plate is detachably arranged at the notch to cover the notch.

According to the utility model discloses end plate panel through the apron closing cap breach, is convenient for protect inner structure, is favorable to improving inner structure's life, and the apron dismantles the convenience, improves and observes and maintenance efficiency.

According to some embodiments of the present invention, the end plate panel further comprises: the connecting piece, the connecting piece is located the outside of curb plate, the connecting piece with curb plate detachable is connected, the apron with the connecting piece is connected.

According to the utility model discloses the end plate panel is convenient for be connected end plate panel and other structures through the connecting piece, easy dismounting, and the apron is connected with the connecting piece, when the connecting plate is dismantled, can dismantle connecting piece and apron simultaneously, is favorable to reducing the time of observing and maintaining, and the connecting piece can seal the clearance between apron and the curb plate, avoids impurity such as dust to get into inside the end plate panel through the clearance, prolongs inner structure's life.

According to some embodiments of the invention, the connecting piece is detachably connected with the cover plate.

According to the utility model discloses end plate panel is connected with apron detachably through the connecting piece, is convenient for dismantle connecting piece and apron, is convenient for maintain and change etc. and simple structure is favorable to reduction in production cost.

According to some embodiments of the invention, the bottom plate and the side plate are one piece.

According to the utility model discloses end plate panel, bottom plate and curb plate are integrative for the structural strength of bottom plate and curb plate is high, connection performance is good, and need not independent fastening and assembly, and production efficiency is high.

According to some embodiments of the utility model, the bottom plate deviate from the both ends that one side of mounting groove is relative all are equipped with the handle.

According to the utility model discloses end plate panel is convenient for dismantle and transport etc. to end plate panel through the handle, and can avoid direct contact circuit board or other inner structure and cause the risk of secondary damage, and end plate panel removes and gets to put more conveniently.

According to the utility model discloses end plate panel assembly, include: according to the embodiment of the utility model, the end plate panel is provided; the circuit board is arranged in the mounting groove.

According to the utility model discloses in the mounting groove was located to the end plate panel subassembly, the circuit board, and be equipped with the breach on the curb plate for the circuit board is fixed reliable, is convenient for pass through end plate panel mounting to required position with the circuit board, and can inspect and maintain the inner structure of end plate panel etc. through the breach, has improved the work efficiency of inspection and maintenance.

According to some embodiments of the utility model, be equipped with the interface on the circuit board, the breach with the interface is relative.

According to the utility model discloses end plate panel assembly, the breach is relative with the interface, can increase the operating space who inserts the kneck, and the wiring harness grafting assembly is more convenient, has improved production efficiency, and the wiring harness is difficult for taking place excessively to buckle and cause the damage when pegging graft, and end plate panel simple structure has reduced structural complexity.

According to the utility model discloses battery package, include: the refrigerator comprises a box body, a door and a door, wherein one side of the box body is provided with an open hole; the battery module is positioned in the box body; according to the utility model discloses the end plate panel subassembly, the end plate panel with the box is connected with the closing cap open the mouth, the circuit board is located the orientation of bottom plate one side in the box, the circuit board with battery module electricity is connected.

According to the utility model discloses battery package, end plate panel and box are connected and are opened wide the mouth with the closing cap, and the circuit board is located one side in the box of orientation of bottom plate, can protect circuit board and other inner structure through box and end plate panel, avoids exposing and causes the damage, and circuit board and battery module electricity are connected and can be realized the control or detect etc. to the battery module.

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

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of an end panel assembly according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an end panel assembly according to an embodiment of the present invention, wherein the cover panel opens the gap;

fig. 3 is a left side view of an end panel assembly according to an embodiment of the present invention, wherein the cover panel opens the gap.

Reference numerals:

an end panel 100; the end panel assembly 200; a circuit board 300; a socket 400;

a base plate 10;

a handle 11;

side plates 20;

a notch 21;

a mounting groove 30;

a cover plate 40;

a connecting member 50;

a fastener 60.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the invention, "a first feature" or "a second feature" may include one or more of the features, "a plurality" means two or more, the first feature may be "on" or "under" the second feature, including the first and second features being in direct contact, or may include the first and second features being in contact through another feature not in direct contact, but in between, and the first feature being "on", "above" or "over" the second feature may include the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature.

The end panel 100 according to an embodiment of the present invention is described below with reference to the drawings.

Referring to fig. 1 to 3, an end plate panel assembly 200 according to an embodiment of the present invention includes an end plate panel 100 according to an embodiment of the present invention and a circuit board 300. According to the utility model discloses end plate panel 100 can include: a bottom plate 10 and side plates 20.

Specifically, the side plate 20 is connected to the bottom plate 10, the side plate 20 and the bottom plate 10 may jointly define a mounting groove 30, and the mounting groove 30 is used for mounting the circuit board 300, so that the circuit board 300 may be disposed in the mounting groove 30, thereby ensuring that the circuit board 300 is reliably fixed, and the circuit board 300 may be fixed to other structures through the end plate panel 100, thereby facilitating the mounting of the circuit board 300 to a desired position.

In addition, as shown in fig. 1 to fig. 3, a notch 21 may be formed in the side plate 20, and the internal structure (for example, the circuit board 300 and the like) of the end plate panel 100 may be inspected and maintained through the notch 21, so as to avoid disassembling the overall structure of the battery pack (not shown in the drawings), which is beneficial to reducing difficulty of inspection and maintenance and improving work efficiency of inspection and maintenance.

In some embodiments, as shown in fig. 1-3, the circuit board 300 is provided with a socket 400, and the socket 400 can be plugged with a wire harness (not shown in the drawings), so as to electrically connect the circuit board 300 with other structures (such as a battery module) through the wire harness.

The inventor of the application finds that in the related art, the space between the side plate and the inserting port is too narrow, the inserting port is difficult to insert with a wire harness, and the problems of long production time and the like are easily caused. In order to solve the problem of pencil and interface grafting difficulty the utility model discloses in, as shown in fig. 2 and fig. 3, breach 21 can be relative with interface 400, when being convenient for inspect and maintain the inner structure of end plate panel 100, can increase the operating space of interface 400 department through breach 21 for the pencil grafting assembly is more convenient, when having reduced production usefulness, has improved production efficiency, and the pencil is when pegging graft, and the pencil is difficult for taking place excessively to buckle and cause the damage. Meanwhile, the end plate panel 100 has a simple structure, reduces the structural complexity, and is beneficial to reducing the production cost.

In some embodiments, as shown in fig. 1 and fig. 2, the circuit board 300 and the bottom plate 10 are substantially parallel, the socket 400 may be located at an edge of the circuit board 300, and the notch 21 is opposite to the socket 400, so that an operation space at the socket 400 is increased, the wiring harness is convenient to plug, the plugging is more convenient, the surface contact between the wiring harness and the circuit board 300 is avoided, the scratch is avoided, and the service life of the circuit board 300 is prolonged.

In some embodiments, as shown in fig. 1 and fig. 2, the insertion port 400 may be located at the left end of the circuit board 300, the insertion port 400 faces the left side, the notch 21 is disposed at a position where the side plate 20 is opposite to the insertion port 400, so that the operation space at the insertion port 400 is increased, the wiring harness is conveniently inserted, the production time is reduced, the production efficiency is increased, the internal structure of the end plate panel 100 may be inspected and maintained through the notch 21, the battery pack overall structure is prevented from being disassembled, and the inspection and maintenance work efficiency is improved.

It should be noted that, for convenience of description, the orientations of the front, the rear, the left, the right, and the like in the present invention are based on the orientation relationship shown in the drawings, and are not limited to the orientation in the practical application.

According to the utility model discloses an end plate panel 100, inject the mounting groove 30 that is used for installing circuit board 300 jointly through curb plate 20 and bottom plate 10, and be equipped with breach 21 on the curb plate 20 for circuit board 300 is fixed reliable, is convenient for install circuit board 300 to required position through end plate panel 100, can inspect and maintain the inner structure of end plate panel 100 etc. through breach 21 simultaneously, avoids dismantling battery package overall structure, has improved the work efficiency of inspection and maintenance.

Because according to the utility model discloses end plate panel 100 has above-mentioned profitable technological effect, consequently according to the utility model discloses end plate panel assembly 200, inject the mounting groove 30 that is used for installing circuit board 300 jointly through curb plate 20 and bottom plate 10, and be equipped with breach 21 on the curb plate 20, make circuit board 300 fixed reliable, be convenient for install circuit board 300 to required position through end plate panel 100, can inspect and maintain the inner structure of end plate panel 100 etc. through breach 21 simultaneously, avoid dismantling battery package overall structure, the work efficiency of inspection with the maintenance has been improved.

According to some embodiments of the utility model, as shown in fig. 2 and 3, breach 21 can extend to the one end (for example the rear end shown in fig. 3) of keeping away from bottom plate 10 of curb plate 20 for breach 21 is as big as possible, thereby has increased observation and maintenance space, is convenient for observe and maintain etc. to inside through breach 21, and breach 21 manufacturing is convenient, is favorable to reduction in production cost.

In some embodiments of the present invention, as shown in fig. 1-3, the end plate panel 100 further includes a cover plate 40, the cover plate 40 is detachably disposed at the position of the notch 21, the notch 21 can be covered by the cover plate 40, so as to protect the internal structure, prevent the internal structure from being exposed and damaged, and improve the service life of the internal structure. Meanwhile, the cover plate 40 is convenient to detach, so that the internal structure of the end plate panel 100 can be observed and maintained conveniently, and the observation and maintenance efficiency is improved.

In some embodiments, as shown in fig. 1, the end panel 100 further includes a connector 50, and the connector 50 may be disposed on the outer side of the side panel 20, and the connector 50 may facilitate connection of the end panel 100 to other structures (e.g., a battery rack, etc.). In addition, connecting piece 50 and curb plate 20 detachable are connected, and apron 40 is connected with connecting piece 50, is convenient for dismantle and install connecting piece 50, and when connecting plate 50 was dismantled, can dismantle connecting piece 50 and apron 40 simultaneously, and apron 40 was dismantled conveniently, was favorable to reducing the time of observing and maintaining. Meanwhile, the connecting member 50 can close the gap between the cover plate 40 and the side plate 20, prevent impurities such as dust from entering the inside of the end plate panel 100 through the gap, prolong the service life of the internal structure, and not affect the normal operation of the internal structure.

In some embodiments, as shown in fig. 1, the number of the connecting members 50 may be two, and the two connecting members 50 are respectively located at the outer sides of the side plates 20 at both sides of the length direction (for example, the left and right directions shown in fig. 1) of the bottom plate 10, so that the two connecting members 50 facilitate the connection and fixation of the end plate panel 100, and ensure the installation stability of the end plate panel 100.

According to the utility model discloses a some embodiments, connecting piece 50 is connected with apron 40 detachably, is convenient for connect and dismantle connecting piece 50 and apron 40, is convenient for maintain and change etc. and connecting piece 50 and apron 40 simple structure are favorable to reduction in production cost.

In the embodiment of the present invention, the specific structure of the connecting member 50 detachably connected to the cover plate 40 may be set according to actual conditions. For example, the connection member 50 and the cover plate 40 may be connected by a snap fit, or the like.

For example, in some embodiments, as shown in fig. 1, the connecting member 50 and the cover plate 40 may be connected by a fastening member 60, so as to ensure that the connecting member 50 and the cover plate 40 are reliably connected, and are convenient to detach, simple in structure, and beneficial to reducing the use cost. For example, the fastener 60 may be a screw or the like.

In some embodiments, as shown in FIG. 1, the connector 50 is coupled to the cover plate 40 by a fastener 60, and the connector 50 is coupled to the side plate 20 by a fastener 60. When the side plate structure is installed, the connecting piece 50 is connected with the cover plate 40 through the fastening piece 60, then the connecting piece 50 is connected with the side plate 20 through the fastening piece 60, and the cover plate 40 covers the notch 21, so that the installation is convenient; when the cover plate is disassembled, the connecting piece 50 and the side plate 20 are disassembled, so that the cover plate 40 can be disassembled, the notch 21 can be conveniently opened, and the observation and the maintenance are convenient.

In some embodiments of the present invention, the bottom plate 10 and the side plate 20 are an integral piece, so that the structural strength of the bottom plate 10 and the side plate 20 is high, the connection performance of the bottom plate 10 and the side plate 20 is good, and the bottom plate 10 and the side plate 20 do not need to be fastened and assembled separately, so that the production efficiency is high. For example, the bottom plate 10 and the side plate 20 may be integrally formed of sheet metal.

According to some embodiments of the present invention, as shown in fig. 1-3, the opposite ends of one side (e.g., the front side shown in fig. 3) of the bottom plate 10 away from the mounting groove 30 are both provided with a handle 11, so that the end plate panel 100 can be conveniently detached and transported through the handle 11, and the risk of secondary damage caused by direct contact with the circuit board 300 or other internal structures can be avoided, and the end plate panel 100 can be more conveniently moved and taken and placed.

The battery pack according to an embodiment of the present invention includes a case (not shown in the drawings), a battery module (not shown in the drawings), and an end plate panel assembly 200. Wherein, end plate panel assembly 200 is according to the utility model discloses the end plate panel assembly 200 of the above-mentioned embodiment is convenient for inspect and maintain the inner structure of end plate panel 100 etc. through breach 21, avoids dismantling battery package overall structure, has improved the work efficiency of inspection and maintenance.

Specifically, one side of the case has an open opening, the battery module is located in the case, the end plate panel 100 is connected to the case, the end plate panel 100 can cover the open opening, the circuit board 300 is disposed on one side (for example, the rear side shown in fig. 3) of the bottom plate 10 facing the inside of the case, and the circuit board 300 and other internal structures can be protected by the case and the end plate panel 100 to avoid damage due to exposure. In addition, the circuit board 300 is electrically connected to the battery module, and the battery module can be controlled or detected by electrically connecting the circuit board 300 to the battery module. For example, the circuit board 300 is plugged into one end of a wire harness through the plug interface 400, and the battery module is connected to the other end of the wire harness, so that the circuit board 300 and the battery module are electrically connected.

In some embodiments, the circuit board 300 may be a Battery Management System (BMS), the BMS and the Battery modules are electrically connected through a wire harness, the Battery modules may supply power to the BMS, so that the BMS operates normally, the Battery modules may be detected by the BMS, the BMS may collect temperature, voltage, current, and the like during operation of the Battery modules and adjust according to policies of the BMS itself, for example, the BMS may balance voltages of the Battery modules, adjust voltages and currents of output and input, and the like, thereby preventing or avoiding abnormal situations such as overdischarge, overcharge, and overtemperature of the Battery modules from occurring, and prolonging service lives of the Battery modules.

In some embodiments, a plurality of battery packs may be stacked, and the battery packs can be mounted and fixed by a battery rack (not shown in the drawings), so as to ensure that the battery packs are fixed and stable.

In some embodiments where the endplate panel 100 includes connectors 50, the connectors 50 may facilitate securing the battery pack to the battery stand, ensuring that the battery pack is securely mounted. In addition, the cover plate 40 may be disposed at the notch 21 to close the notch 21, so that when the battery pack is connected to the battery rack, the cover plate 40 is connected to the connecting member 50, and the connecting member 50 is connected to the battery rack, thereby increasing the structural strength of the notch 21 of the end plate panel 100 and ensuring reliable connection of the end plate panel 100.

Because according to the utility model discloses end plate panel assembly 200 has above-mentioned profitable technological effect, consequently according to the utility model discloses the battery package, inject the mounting groove 30 that is used for installing circuit board 300 through curb plate 20 and bottom plate 10 jointly, and be equipped with breach 21 on the curb plate 20 for circuit board 300 is fixed reliable, be convenient for install circuit board 300 to required position through end plate panel 100, can inspect and maintain the inner structure of end plate panel 100 etc. through breach 21 simultaneously, avoid dismantling battery package overall structure, the work efficiency of inspection and maintenance has been improved.

Other constructions and operations of the end plate panel 100, the end plate panel assembly 200, and the battery pack according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the terms "embodiment," "specific embodiment," "example," etc., 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 do not necessarily 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.

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

Claims

1. An end panel, comprising:

a base plate;

the curb plate, the curb plate with the bottom plate is connected, the curb plate with the mounting groove that is used for installing the circuit board is injectd jointly to the bottom plate, be equipped with the breach on the curb plate.

2. The end panel of claim 1, wherein the notch extends to an end of the side panel distal from the bottom panel.

3. The end panel of claim 1, further comprising:

the cover plate is detachably arranged at the notch to cover the notch.

4. The end panel of claim 3, further comprising:

the connecting piece, the connecting piece is located the outside of curb plate, the connecting piece with curb plate detachable is connected, the apron with the connecting piece is connected.

5. The end panel of claim 4, wherein the connector is removably connected to the cover sheet.

6. The end panel of claim 1, wherein the bottom panel and the side panel are a unitary piece.

7. The end panel of claim 1, wherein a handle is provided at each of the opposite ends of the bottom panel from the mounting slot.

8. An end panel assembly, comprising:

the end panel of any of claims 1-7;

the circuit board is arranged in the mounting groove.

9. The end panel assembly of claim 8, wherein said circuit board has a socket disposed thereon, said gap being opposite said socket.

10. A battery pack, comprising:

the refrigerator comprises a refrigerator body, a door and a door, wherein one side of the refrigerator body is provided with an open hole;

the battery module is positioned in the box body;

the end plate panel assembly according to claim 8 or 9, the end plate panel being connected to the case to cover the open opening, the circuit board being provided on a side of the bottom plate facing inside the case, the circuit board being electrically connected to the battery module.