Battery module and electronic equipment

Abstract

The utility model discloses a battery module and electronic equipment. The battery module comprises a battery body, the glue injection body is arranged on the battery body, a second limiting surface and a first matching surface are arranged on the glue injection body, at least part of the second limiting surface is an inclined surface, and at least part of the first matching surface is an inclined surface; and the fixing piece is provided with a second matching surface, at least part of the second matching surface is pressed on the first matching surface, and the battery body is installed at a preset position through the fixing piece. The electronic equipment solves the problems that a battery in the electronic equipment and the equipment are of an integrated structure, the battery cannot be replaced, and the service life of the equipment is shortened in the prior art.

Description

Technical Field

[0001] The present application relates to the technical field of lithium battery disassembly and assembly, and in particular to a battery module and an electronic device. Background Art

[0002] At present, in order to improve the sealing and battery capacity per unit volume, some electronic devices mostly adopt an integrated structure of battery and body. The battery is not removable, which increases the waterproof function of the mobile phone and reduces the cost of manufacturers and after-sales.

[0003] However, if the battery and the body are designed as an integrated unit, users will need to carry a mobile power bank with them during daily use, which affects the portability of the device. In addition, if the battery is damaged, the entire device will need to be replaced, which affects the service life of the device. Utility Model Content

[0004] The main purpose of the present application is to provide a battery module and an electronic device to solve the problem in the prior art that the battery in the electronic device is an integrated structure with the device, the battery cannot be replaced, and the service life of the device is reduced.

[0005] According to one aspect of the present application, a battery module is provided, including a battery body; a glue-injected body, which is arranged on the battery body, and is provided with a second limiting surface and a first mating surface, at least a portion of the second limiting surface is an inclined surface, and at least a portion of the first mating surface is an inclined surface; a fixing member, which is provided with a second mating surface, and at least a portion of the second mating surface is pressed against the first mating surface, and the battery body is installed in a preset position by the fixing member.

[0006] Furthermore, the injection body includes: a first injection part, which is arranged at the first end of the battery body, and the second limiting surface is arranged on the first injection part; a second injection part, which is arranged at the second end of the battery body, and the first mating surface is arranged on the second injection part; wherein the second injection part includes a first surface and a first bottom surface which are arranged opposite to each other along the thickness direction, and along the direction from the first surface to the first bottom surface, the first mating surface is inclined in a direction gradually away from the battery body.

[0007] Furthermore, the second injection molded part includes: a side end face, which is inclined in a direction gradually away from the middle of the second injection molded part from the first surface to the first bottom surface; wherein a first avoidance space is arranged between the side end face and the battery body, and at least a part of the fixing part is arranged in the first avoidance space.

[0008] Further, the inclination angle of the first mating surface is A, and the range of A is 45°≤A≤89°; and / or, the inclination angle of the side end surface is B, and the range of B is 45°≤B≤89°.

[0009] Furthermore, a limiting protrusion is provided on the second mating surface, the limiting protrusion protrudes relative to the second mating surface toward the direction close to the second injection piece, and the limiting protrusion is arranged in the first avoidance space; wherein, a third mating surface is provided on the limiting protrusion, and the third mating surface is fitted with the side end surface.

[0010] Furthermore, a first limiting step is provided at the first end of the first injection piece, the first limiting step has a first step end surface, a second avoidance space is provided between the first step end surface and the circumferential end surface of the battery body, and at least a portion of the first step end surface is a second limiting surface.

[0011] Furthermore, a second limiting step is provided at the second end of the first injection molding part, the second limiting step has a second step end face and a step side wall surface, a third avoidance space is provided between the second step end face, the step side wall surface and the circumferential end face, and at least a part of the step side wall surface is the second limiting surface; wherein, the first injection molding part includes a first side face and a second side face arranged opposite to each other, the first side face is fitted with the circumferential end face, and along the direction from the first side face to the second side face, the step side wall surface is inclined toward the middle direction of the first injection molding part.

[0012] Furthermore, the injection body also includes: a first injection part, which is arranged at the first end of the battery body, and the first mating surface is arranged on the first injection part; a second injection part, which is arranged at the second end of the battery body, and the second limiting surface is arranged on the second injection part; wherein the second injection part includes a first surface and a first bottom surface which are arranged opposite to each other along the thickness direction, and the second limiting surface is inclined in the direction from the first surface to the first bottom surface away from the battery body.

[0013] Furthermore, a second guide end face is provided at the end of the second injection piece, and the second injection piece also includes a third side face, which is fitted with the battery body; wherein, the two ends of the second guide end face are respectively connected to the third side face and the second limiting face, and along the direction from the third side face to the second limiting face, the second guide end face is inclined toward the middle direction of the second injection piece.

[0014] Furthermore, a third limiting step is provided on the first injection part, the third limiting step has a third step end face, and at least a portion of the third step end face is a first mating surface; the fixing part includes: a first fixing part, at least a portion of the second mating surface is provided on the first fixing part, and at least a portion of the first fixing part is pressed onto the third limiting step.

[0015] Furthermore, a third mating surface is also provided at one end of the first injection component away from the third limiting step, and the first injection component includes a second surface and a second bottom surface arranged opposite to each other along the thickness direction, and along the direction from the second surface to the second bottom surface, the fifth mating surface is inclined from the second surface toward the side direction of the first injection component; wherein, the length of the first injection component is less than or equal to the width of the battery body; the fixing component also includes: a second fixing component, and the second fixing component is pressed on the fifth mating surface.

[0016] Furthermore, the thickness of the second injection-molded part is D, and the range of D is 0.1 mm≤D≤5 mm.

[0017] According to another aspect of the present application, an electronic device is also provided, including a battery module and a battery compartment, wherein the battery module is arranged in the battery compartment, and the battery module is the above-mentioned battery module.

[0018] Furthermore, a first limiting surface and a connecting portion are provided in the battery compartment, and at least a portion of the first limiting surface is an inclined surface; at least a portion of the second limiting surface of the battery module is in contact with the first limiting surface, and the fixing part of the battery module is detachably connected to the connecting portion.

[0019] Furthermore, a first limit stop is provided on the side wall surface of the battery compartment, and the first limit stop extends from the side wall surface toward the middle of the battery compartment, and at least a portion of the first limit surface is provided on the first limit stop; at least a portion of the first limit stop is located in the second avoidance space, and the first limit stop is respectively fitted with the first step end face and the circumferential end face.

[0020] Furthermore, a second limit stop is provided on the side wall surface of the battery compartment, and the second limit stop extends from the side wall surface toward the middle direction of the battery compartment, at least a portion of the first limit surface is provided on the second limit stop, the second limit stop is pressed on the second step end surface, and the second limit stop is in contact with the circumferential end surface; at least a portion of the second limit stop is in contact with the step side wall surface.

[0021] Furthermore, the battery compartment includes a first side wall and a second side wall connected to each other, at least a portion of the first side wall is a first limiting surface, the first side wall and the second side wall are connected by a first guide end surface; the second guide end surface is in contact with the first guide end surface.

[0022] Furthermore, the connecting portion includes a first connecting portion and a second connecting portion, the first fixing member is detachably connected to the first connecting portion, and the second fixing member is detachably connected to the second connecting portion.

[0023] Compared with the prior art, the technical solution of this application has at least the following technical effects:

[0024] In the battery module provided by the present application, a glue injection body is arranged on the battery body, a second limiting surface and a first matching surface are arranged on the glue injection body, at least a part of the first limiting surface is arranged as an inclined surface, and at least a part of the second matching surface is arranged as an inclined surface. During the installation of the battery body, the battery body is guided and limited by the second limiting surface; a second matching surface is arranged on the fixing member, and after the second matching surface is pressed onto the first matching surface, the fixing member is used to limit the battery body, and the battery body is installed at a preset position through the fixing member. When disassembling the battery, since the fixing member and the battery body are in surface contact, the fixing member is disassembled first, and then the battery body can be taken out. The operation is simple and convenient, and the detachable installation of the battery is realized, which increases the service life of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0026] Figure 1 It is a structural schematic diagram of the first embodiment of the battery module disclosed in this application;

[0027] Figure 2 A diagram showing the installation state of the battery body in the first embodiment of the battery module disclosed in this application;

[0028] Figure 3 A structural split diagram of a battery body and a fixing member in the first embodiment of a battery module disclosed in the present application;

[0029] Figure 4 The structure of the battery body in the first embodiment of the battery module disclosed in this application is exploded Figure 1 ;

[0030] Figure 5 A top view of the installation state of the battery body in the first embodiment of the battery module disclosed in this application;

[0031] Figure 6 A side view of the installation state of the battery body in the first embodiment of the battery module disclosed in this application;

[0032] Figure 7 This is a schematic structural diagram of a fixing member in the first embodiment of the battery module disclosed in this application;

[0033] Figure 8 A front view of a fixing member in the first embodiment of the battery module disclosed in the present application;

[0034] Fig. 9 A side view of a fixing member in the first embodiment of the battery module disclosed in the present application;

[0035] Fig.10 This is a schematic structural diagram of the second injection molding part in the first embodiment of the battery module disclosed in this application;

[0036] Fig.11 It is a front view of the cooperation between the second injection part and the battery body in the first embodiment of the battery module disclosed in this application;

[0037] Fig.12 A side view of the cooperation between the second injection part and the battery body in the first embodiment of the battery module disclosed in this application;

[0038] Fig.13 This is a schematic structural diagram of the first injection part in the first embodiment of the battery module disclosed in this application;

[0039] Fig.14 This is a schematic structural diagram of a first limiting step of a first injection molding part in a first embodiment of a battery module disclosed in the present application;

[0040] Fig.15 It is a structural schematic diagram of the second limiting step of the first injection part in the first embodiment of the battery module disclosed in this application;

[0041] Fig.16 The structure of the battery body in the first embodiment of the battery module disclosed in this application is exploded Figure 2 ;

[0042] Fig.17 A structural split diagram of a battery body and a fixing member in a second embodiment of a battery module disclosed in the present application;

[0043] Fig.18 A diagram showing the installation state of the battery body in the second embodiment of the battery module disclosed in this application;

[0044] Fig.19 This is a schematic diagram of the installation of the battery body in the second embodiment of the battery module disclosed in this application;

[0045] Fig. 20 A top view of the installation of a battery body in the second embodiment of the battery module disclosed in this application;

[0046] Fig.21 This is a side view of the installation of the battery body in the second embodiment of the battery module disclosed in this application;

[0047] Fig. 22 This is a schematic structural diagram of the battery body in the second embodiment of the battery module disclosed in this application.

[0048] Fig.23 A top view of a first fixing member in a second embodiment of a battery module disclosed in the present application;

[0049] Fig.24 A front view of a first fixing member in a second embodiment of a battery module disclosed in the present application;

[0050] Fig.25 A front view of a second fixing member in a second embodiment of a battery module disclosed in the present application;

[0051] Fig.26 It is a top view of the second fixing member in the second embodiment of the battery module disclosed in this application.

[0052] The above drawings include the following reference numerals:

[0053] 100, battery compartment; 110, first limiting surface; 120, connecting portion; 1201, first connecting portion; 1202, second connecting portion; 130, first limiting stopper; 140, second limiting stopper; 150, first side wall surface; 160, second side wall surface;

[0054] 170, first guide end surface;

[0055] 1. Battery body; 10. Circumferential end surface;

[0056] 2. Glue injection body; 201. second limiting surface; 210. first matching surface; 20. first glue injection part; 202. first limiting step; 2020. first step end surface; 203. second avoidance space; 204. second limiting step; 2040. second step end surface; 2041. step side wall surface; 205. third avoidance space; 206. first side surface; 207. second side surface;

[0057] 208, third limiting step; 2080, third step end surface; 209, fifth matching surface; 2010, second surface; 2011, second bottom surface;

[0058] 21, second injection molding part; 211, first surface; 212, first bottom surface; 213, side end surface; 2130, first avoidance space; 214, second guide end surface; 215, third side surface; 22, third injection molding part;

[0059] 3. Fixing member; 30. Second mating surface; 301. Position limiting protrusion; 302. Third mating surface; 31. First fixing member;

[0060] 32. Second fixing member; 320. Fourth mating surface; 33. Connecting lug; 4. Protective plate. DETAILED DESCRIPTION

[0061] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0062] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0063] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the present application. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be considered as a part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0064] As mentioned in the background technology, in the existing smart phones, the battery and the body are an integrated structure, and the battery is not removable, which is not only inconvenient for battery maintenance, but also causes the replacement of the mobile phone due to battery damage, affecting the service life of the whole machine; therefore, in view of the above technical problems, the present application provides a battery module, a glue injection body 2 is arranged on the battery body 1, a second limiting surface 201 and a first matching surface 210 are arranged on the glue injection body 2, and at least a part of the second limiting surface 201 is arranged as an inclined surface, which is convenient for limiting the battery body 1; a second matching surface 30 is arranged on the fixing member 3, and at least a part of the first matching surface 210 is an inclined surface. After the second matching surface 30 is pressed on the first matching surface 210, the fixing member 3 can be closely fitted with the first matching surface 210 under the action of the inclined surface, and the battery body 1 is pressed at a predetermined position through the first matching surface 210, so that the battery body 1 is installed at the predetermined position through the fixing member 3. Since the fixing member 3 and the battery body 1 are in surface contact, the battery body 1 can be disassembled and assembled by disassembling and assembling the fixing member 3, and the operation is simple and convenient, and the battery can be detachably installed, thereby increasing the service life of the device.

[0065] See also Figures 1 to 26As shown, the present application provides a battery module, including a battery body 1; a glue injection body 2, which is arranged on the battery body 1, and the glue injection body 2 is provided with a second limiting surface 201 and a first matching surface 210, at least a part of the second limiting surface 201 is an inclined surface, and at least a part of the first matching surface 210 is an inclined surface; a fixing member 3, a second matching surface 30 is provided on the fixing member 3, at least a part of the second matching surface 30 is pressed on the first matching surface 210, and the battery body 1 is installed in a preset position through the fixing member 3.

[0066] According to the battery module provided in the present application, it includes a battery body 1, a glue injection body 2 and a fixing member 3. The glue injection body 2 is arranged on the battery body 1 to protect the side of the battery body 1. The glue injection body 2 is provided with a second limiting surface 201 and a first matching surface 210. At least a part of the second limiting surface 201 is an inclined surface, and at least a part of the first matching surface 210 is an inclined surface. A second matching surface 30 is provided on the fixing member 3, and at least a part of the second matching surface 30 is pressed on the first matching surface 210. The battery body 1 is installed in a preset position by the fixing member 3. In the present application, the inclined second limiting surface 201 is used to guide and limit the battery body 1 during the installation of the battery body 1. The first mating surface 210 is in contact with the second mating surface 30, so that the fixing part 3 applies a downward force to the injection body 2, thereby limiting the freedom of the battery body 1. The battery body 1 is installed in a preset position by the fixing part 3, and the battery body 1 is disassembled and assembled by the fixing part 3. Since the fixing part 3 and the battery body 1 are matched surface to surface, when the battery body 1 is damaged, the fixing part 3 can be directly removed to take out the battery body 1, which is convenient for timely replacement or maintenance without replacing the entire machine, thereby extending the service life of the equipment.

[0067] In the first embodiment provided in this application, Figures 1 to 16 As shown, the injection body 2 includes: a first injection piece 20, which is arranged at the first end of the battery body 1, and a second limiting surface 201 is arranged on the first injection piece 20; a second injection piece 21, which is arranged at the second end of the battery body 1, and a first matching surface 210 is arranged on the second injection piece 21; wherein the second injection piece 21 includes a first surface 211 and a first bottom surface 212 which are arranged opposite to each other along the thickness direction, and the first matching surface 210 is inclined in a direction gradually away from the battery body 1 along the direction from the first surface 211 to the first bottom surface 212. By using the inclined first matching surface 210, in the process of installing the fixing member 3, the first matching surface 210 is used to fit with the second matching surface 30 to guide the fixing member 3, wherein the inclination angle of the first matching surface 210 is adapted to the inclination angle of the second matching surface 30, so that the second matching surface 30 is completely fitted with the first matching surface 210. In this embodiment, the second injection piece 21 is used to realize the installation of the battery body 1, and the first injection piece 20 is used to realize the limiting of the battery body 1.

[0068] Specifically, Figures 10 to 12 As shown, the second injection piece 21 includes: a side end face 213, which is inclined in a direction gradually away from the middle of the second injection piece 21 from the first surface 211 to the first bottom face 212; wherein a first avoidance space 2130 is provided between the side end face 213 and the battery body 1, and at least part of the fixing member 3 is provided in the first avoidance space 2130. By providing the first avoidance space 2130 and the inclined side end face 213, the fixing member 3 is closely matched with the second injection piece 21. wherein, through the first matching surface 210 and the second matching surface 30, forces in two directions of Fx and Fz are applied to the battery body 1, and through the side end face 213, forces in two directions of Fx and Fy are applied to the battery.

[0069] Preferably, the first mating surface 210 has an inclination angle of A, and the range of A is 45°≤A≤89°; and / or the side end surface 213 has an inclination angle of B, and the range of B is 45°≤B≤89°. Figures 7 to 9 As shown, a limiting protrusion 301 is provided on the second mating surface 30, and the limiting protrusion 301 protrudes relative to the second mating surface 30 toward the direction close to the second injection piece 21, and the limiting protrusion 301 is arranged in the first avoidance space 2130; wherein, a third mating surface 302 is provided on the limiting protrusion 301, and the third mating surface 302 is in contact with the side end surface 213. Figure 5 and Figure 6 As shown, this arrangement utilizes the second mating surface 30 to fit with the first mating surface 210, and the third mating surface 302 to fit with the side end surface 213, so that the fixing member 3 limits the freedom of the battery body 1 in the X-axis direction, the Z-axis direction and the Y-axis direction.

[0070] In the specific implementation process, the first end of the first injection part 20 is provided with a first limiting step 202, the first limiting step 202 has a first step end face 2020, and a second avoidance space 203 is provided between the first step end face 2020 and the circumferential end face 10 of the battery body 1, and at least part of the first step end face 2020 is the second limiting face 201; the side wall surface of the battery compartment 100 is provided with a first limiting block 130, the first limiting block 130 extends from the side wall surface toward the middle of the battery compartment 100, and at least part of the first limiting face 110 is provided on the first limiting block 130; at least part of the first limiting block 130 is located in the second avoidance space 203, and the first limiting block 130 is respectively fitted with the first step end face 2020 and the circumferential end face 10. The battery body 1 is limited by the first limiting block 130, and the freedom of the battery body 1 is limited in the X-axis direction.

[0071] A second limiting step 204 is provided at the second end of the first injection part 20, and the second limiting step 204 has a second step end face 2040 and a step side wall face 2041, and a third avoidance space 205 is provided between the second step end face 2040, the step side wall face 2041 and the circumferential end face 10, and at least a part of the step side wall face 2041 is the second limiting face 201; a second limiting block 140 is provided on the side wall face of the battery compartment 100, and the second limiting block 140 extends from the side wall face toward the middle direction of the battery compartment 100, and the first limiting face 110 to the A small portion is arranged on the second limit stop block 140, the second limit stop block 140 is pressed on the second step end face 2040, and the second limit stop block 140 is in contact with the circumferential end face 10; wherein, the first injection molding part 20 includes a first side surface 206 and a second side surface 207 which are arranged opposite to each other, the first side surface 206 is in contact with the circumferential end face 10, and along the direction from the first side surface 206 to the second side surface 207, the step side wall surface 2041 is inclined toward the middle direction of the first injection molding part 20, and at least a portion of the second limit stop block 140 is in contact with the step side wall surface 2041. It should be noted that the first limiting surface 110 includes two limiting surfaces, one limiting surface is set on the first limiting block 130, and the other limiting surface is set on the second limiting block 140. The battery body 1 is limited by the joint action of the first limiting block 130 and the second limiting block 140, wherein the step side wall surface 2041 is set as an inclined surface, which can play a guiding role for the battery body 1 during the installation of the battery body 1. Preferably, the second step end surface 2040 is a trapezoid, and the transverse cross section of the second limiting block 140 is a trapezoid. When the battery body 1 is installed in the battery compartment 100, due to the force of the trapezoidal flange on the trapezoidal notch, the battery body moves to the other side until the battery side hits the inner wall of the battery compartment and stops moving. The first step end surface 2020 is a rectangle, and cooperates with the trapezoidal notch and the flanges on both sides of the battery compartment (the first limiting block 130 and the second limiting block 140) to limit the battery body 1 from leaving the battery compartment.

[0072] In this embodiment, the battery body 1 and the injection body 2 are an integrated structure. First, the first injection part 20 is placed in the battery compartment 100, and the second injection part 21 pushes the battery body 1 to move, and the first limit step 202 is matched with the first limit block 130, and the second limit step 204 is matched with the second limit block 140, and then the battery body is pressed into the battery compartment 100, so that the entire battery body 1 is loaded into the battery compartment, and finally the fixing part 3 is installed. Preferably, the connecting part 120 is a connecting stud, and a connecting lug 33 is provided on the fixing part 3. After the connecting bolt passes through the connecting lug 33, it is threadedly connected with the connecting stud. When disassembling, the fixing part 3 and the connecting part 120 are directly disassembled, and the battery body 1 can be taken out of the battery compartment 100. The process is as follows:

[0073]

[0074] In the second embodiment provided in this application, Fig.17 As shown in FIG. 22 , the injection body 2 further includes: a first injection piece 20, which is arranged at the first end of the battery body 1, and a first mating surface 210 is arranged on the first injection piece 20; a second injection piece 21, which is arranged at the second end of the battery body 1, and a second limiting surface 201 is arranged on the second injection piece 21; wherein the second injection piece 21 includes a first surface 211 and a first bottom surface 212 which are arranged opposite to each other along the thickness direction, the first bottom surface 212 is in contact with the bottom surface of the battery compartment 100, and the second limiting surface 201 is inclined in the direction away from the battery body 1 along the direction from the first surface 211 to the first bottom surface 212. In this embodiment, the injection body 2 further includes a third injection piece 22, and there are two third injection pieces 22, and the two third injection pieces 22 are respectively arranged on both sides of the battery body 1, and the two third injection pieces 22 work together with the first injection piece 20 and the second injection piece 21 to protect the surroundings of the battery body 1. The difference between this embodiment and the above-mentioned embodiment 1 is that the first mating surface 210 is set on the first injection piece 20, the fixing member 3 cooperates with the first injection piece 20 to fix the battery body 1, and the second limiting surface 201 is set on the second injection piece 21. During the installation process, the battery body 1 is limited by the second injection piece 21. Therefore, during the assembly of the battery body, the end of the battery body 1 close to the second injection piece 21 is first placed in the battery compartment 100, and the first injection piece 20 is used to push the battery body 1 to move in the battery compartment 100. Fig.18 shown.

[0075] Specifically, the battery compartment 100 includes a first side wall surface 150 and a second side wall surface 160 which are connected to each other, at least a portion of the first side wall surface 150 is a first limiting surface 110, and the first side wall surface 150 and the second side wall surface 160 are connected via a first guide end surface 170; a second guide end surface 214 is provided at the end of the second injection component 21, and the second injection component 21 also includes a third side surface 215, and the third side surface 215 is fitted with the battery body 1; wherein, the two ends of the second guide end surface 214 are respectively connected to the third side surface 215 and the second limiting surface 201, and along the direction from the third side surface 215 to the second limiting surface 201, the second guide end surface 214 is inclined toward the middle direction of the second injection component 21, and the second guide end surface 214 is fitted with the first guide end surface 170. Preferably, at least part of the second guide end surface 214 is formed by the chamfer of the second injection piece 21 . During the installation of the battery body 1 , the first guide end surface 170 and the second guide end surface 214 are used to guide the battery body 1 so that the first limiting surface 110 fits with the second limiting surface 201 .

[0076] In this embodiment, the connection part 120 includes a first connection part 1201; a third limiting step 208 is provided on the first injection part 20, the third limiting step 208 has a third step end face 2080, and at least a portion of the third step end face 2080 is a first mating surface 210; the fixing part 3 includes: a first fixing part 31, at least a portion of the second mating surface 30 is provided on the first fixing part 31, at least a portion of the first fixing part 31 is pressed on the third limiting step 208, and is detachably connected to the first connection part 1201. Since a protective plate 4 is also provided on the battery body 1, and at least a portion of the protective plate 4 is connected to the first injection part 20, the third limiting step 208 is provided at the end of the first injection part 20 to avoid the protective plate 4, and the battery body 1 is installed and fixed by pressing the first fixing part 31 on the third step end face 2080.

[0077] Furthermore, a fifth mating surface 209 is also provided at one end of the first injection molding part 20 away from the third limiting step 208. The first injection molding part 20 includes a second surface 2010 and a second bottom surface 2011 that are relatively arranged along the thickness direction. Along the direction from the second surface 2010 to the second bottom surface 2011, the fifth mating surface 209 is inclined from the second surface 2010 toward the side direction of the first injection molding part 20; wherein, the length of the first injection molding part 20 is less than or equal to the width of the battery body 1; the connecting portion 120 also includes a second connecting portion 1202, and the fixing member 3 also includes: a second fixing member 32, the second fixing member 32 is pressed on the fifth mating surface 209 and is detachably connected to the second connecting portion 1202. In order to make the battery body 1 more firmly installed, the second fixing member 32 is provided. The fifth mating surface 209 is formed by the cross-section of the end of the first injection molding part 20, such as Fig. 22 As shown, the second fixing member 32 is provided with a fourth mating surface 320, the fourth mating surface 320 is an inclined surface, and the fourth mating surface 320 is in contact with the fifth mating surface 209, that is, the second fixing member 32 and the first fixing member 31 work together to limit the X-axis, Y-axis and Z-axis directions of the battery body 1. Preferably, the first fixing member 31 and the second fixing member 32 are respectively provided with connecting holes, the first connecting portion 1201 and the second connecting portion 1202 are respectively threaded holes, and the battery body 1 is installed by passing the connecting bolts through the connecting holes and then threadedly connected with the threaded holes.

[0078] In the present application, the thickness of the second injection part 21 is D, and the range of D is 0.1mm≤D≤5mm. Within this range, the structural strength of the second injection part 21 can be ensured, and the problem of the second injection part 21 being too thick, occupying the installation space, and reducing the volume of the battery body 1 can be avoided.

[0079] In the battery module provided in the present application, the battery body 1 is detachably installed in the battery compartment 100 by cooperating with the injection body 2 and the fixing part 3. When the battery body 1 is injected with glue, structural features such as an inverted slope that cooperates with the fixing part 3 are formed on the first injection part 20 and the second injection part 21, and the fastening force of the fixing part 3 is transmitted to the battery body 1, thereby limiting the movement of the battery body.

[0080] The present application also provides an electronic device, including a battery module and a battery compartment 100, wherein the battery module is arranged in the battery compartment 100, wherein the battery module is the battery module of the above embodiment.

[0081] Specifically, in the first embodiment provided by the present application, the first bottom surface 212 is in contact with the bottom surface of the battery compartment 100; the battery compartment 100 is provided with a first limiting surface 110 and a connecting portion 120, and at least a portion of the first limiting surface 110 is an inclined surface; at least a portion of the second limiting surface 201 of the battery module is in contact with the first limiting surface 110, and the fixing member 3 of the battery module is detachably connected to the connecting portion 120. A first limiting block 130 is provided on the side wall surface of the battery compartment 100, and the first limiting block 130 extends from the side wall surface toward the middle of the battery compartment 100, and at least a portion of the first limiting surface 110 is provided on the first limiting block 130; at least a portion of the first limiting block 130 is located in the second avoidance space 203, and the first limiting block 130 is respectively in contact with the first step end surface 2020 and the circumferential end surface 10. A second limit block 140 is provided on the side wall surface of the battery compartment 100, and the second limit block 140 extends from the side wall surface toward the middle direction of the battery compartment 100. At least a portion of the first limit surface 110 is provided on the second limit block 140. The second limit block 140 is pressed on the second step end surface 2040, and the second limit block 140 is in contact with the circumferential end surface 10; at least a portion of the second limit block 140 is in contact with the step side wall surface 2041.

[0082] In the second embodiment provided by the present application, the first bottom surface 212 is in contact with the bottom surface of the battery compartment 100; the battery compartment 100 includes a first side wall surface 150 and a second side wall surface 160 connected to each other, at least a portion of the first side wall surface 150 is a first limiting surface 110, and the first side wall surface 150 and the second side wall surface 160 are connected by a first guide end surface 170; the second guide end surface 214 is in contact with the first guide end surface 170. The connecting portion 120 includes a first connecting portion 1201 and a second connecting portion 1202, the first fixing member 31 is detachably connected to the first connecting portion 1201, and the second fixing member 32 is detachably connected to the second connecting portion 1202.

[0083] From the above description, it can be seen that the above embodiments of the present application achieve the following technical effects:

[0084] According to the battery module provided in the present application, it includes a battery body 1, a glue injection body 2 and a fixing member 3. The glue injection body 2 is arranged on the battery body 1 to protect the side of the battery body 1. The glue injection body 2 is provided with a second limiting surface 201 and a first matching surface 210. At least a part of the second limiting surface 201 is an inclined surface, and at least a part of the first matching surface 210 is an inclined surface. A second matching surface 30 is provided on the fixing member 3, and at least a part of the second matching surface 30 is pressed on the first matching surface 210. The battery body 1 is installed in a preset position by the fixing member 3. In the present application, the inclined second limiting surface 201 is used to guide and limit the battery body 1 during the installation of the battery body 1. The first mating surface 210 is in contact with the second mating surface 30, so that the fixing part 3 applies a downward force to the injection body 2, thereby limiting the freedom of the battery body 1. The battery body 1 is installed in a preset position by the fixing part 3, and the battery body 1 is disassembled and assembled by the fixing part 3. Since the fixing part 3 and the battery body 1 are matched surface to surface, when the battery body 1 is damaged, the fixing part 3 can be directly removed to take out the battery body 1, which is convenient for timely replacement or maintenance without replacing the entire machine, thereby extending the service life of the equipment.

[0085] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0086] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application.

[0087] The above are only preferred embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A battery module, characterized in that: include: Battery body (1); A glue injection body (2) is arranged on the battery body (1), and a second limiting surface (201) and a first matching surface (210) are arranged on the glue injection body (2), at least a portion of the second limiting surface (201) is an inclined surface, and at least a portion of the first matching surface (210) is an inclined surface; A fixing member (3), wherein a second mating surface (30) is provided on the fixing member (3), at least a portion of the second mating surface (30) is pressed onto the first mating surface (210), and the battery body (1) is installed at a preset position via the fixing member (3).

2. The battery module according to claim 1, characterized in that: The glue injection body (2) comprises: A first glue injection part (20) is arranged at a first end of the battery body (1), and the second limiting surface (201) is arranged on the first glue injection part (20); A second glue injection piece (21) is arranged at the second end of the battery body (1), and the first mating surface (210) is arranged on the second glue injection piece (21); The second injection molding part (21) comprises a first surface (211) and a first bottom surface (212) which are arranged opposite to each other along the thickness direction, and the first mating surface (210) is inclined in a direction gradually away from the battery body (1) along the direction from the first surface (211) to the first bottom surface (212).

3. The battery module according to claim 2, characterized in that: The second glue injection part (21) comprises: A side end surface (213), in a direction from the first surface (211) to the first bottom surface (212), the side end surface (213) is inclined in a direction gradually away from the middle of the second injection molding part (21); Wherein, a first avoidance space (2130) is provided between the side end surface (213) and the battery body (1), and at least a portion of the fixing member (3) is provided in the first avoidance space (2130).

4. The battery module according to claim 3, characterized in that: The inclination angle of the first mating surface (210) is A, and the range of A is 45°≤A≤89°; and / or, The inclination angle of the side end surface (213) is B, and the range of B is 45°≤B≤89°.

5. The battery module according to claim 3, characterized in that: A limiting protrusion (301) is provided on the second mating surface (30), the limiting protrusion (301) protrudes relative to the second mating surface (30) in a direction close to the second injection piece (21), and the limiting protrusion (301) is arranged in the first avoidance space (2130); Wherein, a third matching surface (302) is provided on the limiting protrusion (301), and the third matching surface (302) is in contact with the side end surface (213).

6. The battery module according to claim 2, characterized in that: A first limiting step (202) is provided at the first end of the first injection component (20), the first limiting step (202) having a first step end surface (2020), a second avoidance space (203) being provided between the first step end surface (2020) and the circumferential end surface (10) of the battery body (1), and at least a portion of the first step end surface (2020) being the second limiting surface (201).

7. The battery module according to claim 6, characterized in that: A second limiting step (204) is provided at the second end of the first injection piece (20), the second limiting step (204) having a second step end surface (2040) and a step side wall surface (2041), a third avoidance space (205) being provided between the second step end surface (2040), the step side wall surface (2041) and the circumferential end surface (10), and at least a portion of the step side wall surface (2041) being the second limiting surface (201); The first injection molding part (20) comprises a first side surface (206) and a second side surface (207) which are arranged opposite to each other, the first side surface (206) is in contact with the circumferential end surface (10), and along the direction from the first side surface (206) to the second side surface (207), the step side wall surface (2041) is inclined toward the middle of the first injection molding part (20).

8. The battery module according to claim 1, characterized in that: The glue injection body (2) also includes: A first glue injection part (20) is arranged at a first end of the battery body (1), and the first mating surface (210) is arranged on the first glue injection part (20); A second glue injection piece (21) is arranged at the second end of the battery body (1), and the second limiting surface (201) is arranged on the second glue injection piece (21); The second injection piece (21) comprises a first surface (211) and a first bottom surface (212) arranged opposite to each other along the thickness direction, and the second limiting surface (201) is inclined in a direction away from the battery body (1) along the direction from the first surface (211) to the first bottom surface (212).

9. The battery module according to claim 8, characterized in that: The end of the second injection piece (21) is provided with a second guide end surface (214), and the second injection piece (21) further comprises a third side surface (215), and the third side surface (215) is in contact with the battery body (1); Wherein, the two ends of the second guide end surface (214) are respectively connected to the third side surface (215) and the second limiting surface (201), and along the direction from the third side surface (215) to the second limiting surface (201), the second guide end surface (214) is inclined toward the middle of the second injection component (21).

10. The battery module according to claim 8, characterized in that: The first injection molding part (20) is provided with a third limiting step (208), the third limiting step (208) having a third step end surface (2080), at least a portion of the third step end surface (2080) being the first mating surface (210); the fixing part (3) comprises: A first fixing member (31), at least a portion of the second matching surface (30) is arranged on the first fixing member (31), and at least a portion of the first fixing member (31) is pressed on the third limiting step (208).

11. The battery module according to claim 10, characterized in that: A fifth mating surface (209) is also provided at one end of the first injection molding part (20) away from the third limiting step (208); the first injection molding part (20) comprises a second surface (2010) and a second bottom surface (2011) which are arranged opposite to each other in the thickness direction; along the direction from the second surface (2010) to the second bottom surface (2011), the fifth mating surface (209) is inclined from the second surface (2010) toward the side direction of the first injection molding part (20); Wherein, the length of the first injection piece (20) is less than or equal to the width of the battery body (1); The fixing member (3) further comprises: A second fixing member (32), wherein the second fixing member (32) is pressed onto the fifth matching surface (209).

12. The battery module according to claim 2 or 8, characterized in that: The thickness of the second injection molding part (21) is D, and the range of D is 0.1 mm≤D≤5 mm.

13. An electronic device, comprising a battery module and a battery compartment (100), wherein the battery module is arranged in the battery compartment (100), characterized in that: The battery module is the battery module according to any one of claims 1 to 12.

14. The electronic device according to claim 13, characterized in that: A first limiting surface (110) and a connecting portion (120) are provided in the battery compartment (100); at least a portion of the first limiting surface (110) is an inclined surface; at least a portion of the second limiting surface (201) of the battery module is in contact with the first limiting surface (110); and the fixing member (3) of the battery module is detachably connected to the connecting portion (120).

15. The electronic device according to claim 14, characterized in that: The battery module comprises a second avoidance space (203), a first step end surface (2020) and a circumferential end surface (10); A first limit stopper (130) is arranged on the side wall surface of the battery compartment (100), and the first limit stopper (130) extends from the side wall surface toward the middle of the battery compartment (100), and at least a portion of the first limit surface (110) is arranged on the first limit stopper (130); at least a portion of the first limit stopper (130) is located in the second avoidance space (203), and the first limit stopper (130) is respectively in contact with the first step end surface (2020) and the circumferential end surface (10).

16. The electronic device according to claim 15, characterized in that: The battery module comprises a second step end surface (2040) and a step side wall surface (2041), A second limit stopper (140) is arranged on the side wall surface of the battery compartment (100), and the second limit stopper (140) extends from the side wall surface toward the middle of the battery compartment (100); at least a portion of the first limit surface (110) is arranged on the second limit stopper (140); the second limit stopper (140) is pressed on the second step end surface (2040), and the second limit stopper (140) is in contact with the circumferential end surface (10); at least a portion of the second limit stopper (140) is in contact with the step side wall surface (2041).

17. The electronic device according to claim 14, characterized in that: The battery module comprises a second guide end surface (214); The battery compartment (100) comprises a first side wall surface (150) and a second side wall surface (160) which are connected to each other, at least a portion of the first side wall surface (150) is the first limiting surface (110), the first side wall surface (150) and the second side wall surface (160) are connected via a first guide end surface (170); and the second guide end surface (214) is in contact with the first guide end surface (170).

18. The electronic device according to claim 14, characterized in that: The battery module comprises a first fixing member (31) and a second fixing member (32); The connecting portion (120) comprises a first connecting portion (1201) and a second connecting portion (1202), the first fixing member (31) is detachably connected to the first connecting portion (1201), and the second fixing member (32) is detachably connected to the second connecting portion (1202).

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