Battery box

Abstract

The utility model provides a battery box which comprises a battery cylinder, a battery cover and a connecting conductive piece, a plurality of batteries are placed in the battery cylinder, one end of the battery cylinder is provided with an opening, the positive electrode end of at least one battery and the negative electrode end of at least one battery face the opening of the battery cylinder, and the battery cover covers the opening of the battery cylinder and forms a close fit structure with the battery cylinder. Positive and negative electrodes of the plurality of batteries are electrically connected pairwise, a positive conductive part and a negative conductive part are arranged on the opening side of the battery cylinder, connecting conductive parts are respectively welded at the positive and negative ends of the batteries which are connected pairwise and far away from the opening side of the battery cylinder, and the plurality of batteries are fixed into an integral structure by the connecting conductive parts; or the connecting conductive piece is positioned and clamped at the bottom of the battery cylinder, and is provided with elastic propping structures which are elastically propped against the positive electrode and the negative electrode of the battery respectively. According to the utility model, a plurality of batteries are welded together or the connecting conductive piece is positioned and clamped at the bottom of the battery cylinder, so that the batteries and the connecting conductive piece are more convenient and quicker to install, and the contact effect is better.

Description

Technical Field

[0001] The utility model belongs to the technical field of electronic products, in particular to a battery box in an electronic product. Background Art

[0002] Many electronic products require built-in batteries. In order to better protect the batteries and facilitate the connection of the battery electrodes, battery boxes came into being. Currently, battery boxes on the market generally include a box body and a cover body. The box body or the cover body is provided with conductive pins that are connected to the positive and negative poles of the battery for easy plugging and unplugging. When multiple batteries are needed, the traditional battery box fixes a conductive part at the bottom of the battery box, and then places the multiple batteries in the battery box separately. Since the battery box cavity is deep, it is inconvenient to fix the conductive part, resulting in low installation efficiency. At the same time, poor contact is prone to occur at the contact points. Utility Model Content

[0003] The technical problem to be solved by the utility model is how to quickly install multiple batteries while ensuring the contact effect.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A battery box comprises a battery barrel and a battery cover. A plurality of battery cavities are formed in the battery barrel, and a plurality of batteries are placed in the battery cavities. The battery barrel is open at one end, wherein the positive terminal of at least one battery and the negative terminal of at least one battery face the opening of the battery barrel. The battery cover is mounted on the opening of the battery barrel and forms a tightly fitting structure with the battery barrel. The positive and negative electrodes of the plurality of batteries are electrically connected in pairs. A positive electrode conductive member and a negative electrode conductive member are provided on the opening side of the battery barrel. A connecting conductive member is also included. The connecting conductive members are respectively welded to the positive and negative terminals of the batteries connected in pairs away from the opening side of the battery barrel, and the connecting conductive members fix the plurality of batteries into an integrated structure; or the connecting conductive member is positioned and clamped at the bottom of the battery barrel, and the connecting conductive member contacts the positive and negative electrodes of the batteries, respectively.

[0006] Preferably, the battery cover is fixed to the battery tube by buckling or welding.

[0007] Preferably, when the battery cover is welded to the battery can, the battery cover comprises an upper cover and a lower cover, a hollow opening is provided on one side between the upper cover and the lower cover, the ends of the positive and negative conductive parts extend to the opening, the positive and negative conductive parts are fixed between the upper and lower covers, and one end of the positive and negative conductive parts is respectively connected to the positive and negative electrodes of the battery.

[0008] Preferably, when the battery cover is buckled with the battery can, a snap position is provided on the inner wall of the opening end of the battery can, and a buckle is correspondingly provided on the battery cover for buckling with the snap position on the inner wall of the battery can.

[0009] Preferably, the area between the buckles on both sides of the battery cover is a hollow structure for the battery cover to shrink under pressure, and when the two sides of the battery cover are squeezed, the buckles shrink inwards to cause release.

[0010] Preferably, when the battery cover is buckled with the battery can, a buckle is provided on the outer wall of the open end of the battery can, and a corresponding buckling portion extending downward is provided on the battery cover, and a clamping position buckled with the buckle is provided on the buckling portion.

[0011] Preferably, a hollow opening is provided on one side of the battery cover, and the ends of the positive and negative conductive parts extend to the opening. A fixing seat is provided between the battery and the battery cover on the side of the battery can close to the opening, and the positive and negative conductive parts are positioned and pressed between the fixing seat and the battery cover.

[0012] Preferably, the fixing seat is provided with a positioning protrusion for positioning the positive conductive member and / or the negative conductive member; or the battery cover is provided with a positioning protrusion for positioning the positive conductive member and / or the negative conductive member.

[0013] Preferably, the connecting conductive part has elastic abutment structures for elastically abutting against the positive and negative electrodes of the battery, respectively, wherein the elastic abutment structure comprises an annular spring sheet connected to one end of the connecting conductive part and an elastic part connected to the other end of the connecting conductive part, wherein the annular spring sheet is provided with slots at intervals, and a contact sheet is formed between two adjacent slots, and the upper part of the contact sheet is bent outward in an arc shape or inclined.

[0014] Preferably, one end of the connecting conductive sheet connected to the elastic member is tilted upward to form an elastic abutment with the battery, the elastic member is arranged below the elastic member, the elastic member is clamped with the connecting conductive member, and the lower end of the elastic member has an elastic portion formed by bending.

[0015] The beneficial effect of the utility model is that the utility model welds a plurality of batteries together or positions and clamps the connecting conductive member at the bottom of the battery tube, and the connecting conductive member has elastic abutment structures that elastically abut against the positive and negative electrodes of the battery, respectively, so that the installation of the battery and the connecting conductive member is more convenient and quick, and the contact effect is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the first embodiment of the utility model;

[0017] Figure 2 It is a structural exploded diagram of the first embodiment;

[0018] Figure 3 It is a structural schematic diagram of the second embodiment;

[0019] Figure 4 This is a structural exploded view of Example 2;

[0020] Figure 5is a three-dimensional diagram of the battery cover in the second embodiment;

[0021] Figure 6 It is a schematic diagram of the connection structure between the fixing base and the battery cover in the second embodiment;

[0022] Figure 7 This is a structural exploded view of Embodiment 3;

[0023] Figure 8 It is a structural schematic diagram of the elastic interference structure in the third embodiment;

[0024] Fig. 9 This is a schematic diagram of the structure of the battery cartridge in Example 3;

[0025] Fig.10 It is a structural schematic diagram of Embodiment 4;

[0026] Fig.11 This is a schematic diagram of the structure of Embodiment 5;

[0027] Fig.12 This is a structural diagram of Embodiment 6;

[0028] Fig.13 This is a structural diagram of Embodiment 7. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Embodiment 1

[0031] See also Figure 1 and Figure 2, as shown in the figure, a battery box includes a battery barrel 1 and a battery cover 2. A plurality of battery cavities are formed in the battery barrel 1, and a plurality of batteries 6 are placed in the battery cavities. The battery barrel 1 is open at one end, wherein the positive terminal of at least one battery and the negative terminal of at least one battery are open toward the battery barrel 1. The battery cover 2 is mounted on the opening of the battery barrel 1 and forms a close-fitting structure with the battery barrel 1. The positive and negative electrodes of the plurality of batteries 6 are electrically connected in pairs. A positive electrode conductive member 3 and a negative electrode conductive member 4 are provided on the opening side of the battery barrel 1. A connecting conductive member 5 is also included. The connecting conductive member 5 is respectively welded to the positive and negative terminals of the batteries connected in pairs away from the opening side of the battery barrel 1. The connecting conductive member 5 fixes the plurality of batteries into an integrated structure. In this embodiment, the battery cover 2 is welded and fixed to the battery barrel 1. When the battery cover 2 is welded to the battery can 1, the battery cover 2 includes an upper cover 21 and a lower cover 22. A hollow opening is provided on one side between the upper cover 21 and the lower cover 22. The ends of the positive conductive member 3 and the negative conductive member 4 extend to the opening. The positive conductive member 3 and the negative conductive member 4 are fixed between the upper cover 21 and the lower cover 22, and one end of the positive conductive member 3 and the negative conductive member 4 are respectively connected to the positive and negative electrodes of the battery.

[0032] Embodiment 2

[0033] See also Figure 3-Figure 6 , the difference between this embodiment and the first embodiment is that: the difference between this embodiment and the second embodiment is that: the battery cover 2 is buckled with the battery barrel 1, and the inner wall of the opening end of the battery barrel 1 is provided with a clamping position 8, and the clamping position in this embodiment is a concave groove, and the corresponding battery cover 2 is provided with a clamping position 9 buckled with the inner wall of the battery barrel 1. The hollow structure 23 for the battery cover 2 to be compressed and retracted is located between the clamping positions 9 on both sides of the battery cover 2. When the two sides of the battery cover 2 are squeezed, the clamping position shrinks inward to produce a release. This structure can open the battery cover 2 by squeezing the battery cover 2 on both sides, and the cover is convenient and quick to open. In addition, a hollow mouth 24 is provided on one side of the battery cover 2, and the ends of the positive conductive member 3 and the negative conductive member 4 extend to the mouth. A fixing seat 10 is provided between the battery and the battery cover 2 on the side of the battery barrel 1 close to the mouth, and the positive conductive member 3 and the negative conductive member 4 are positioned and pressed between the fixing seat and the battery cover 2. The fixing seat is provided with a positioning protrusion 101 for positioning the positive conductive member 3 and / or the negative conductive member 4; or the battery cover 2 is provided with a positioning protrusion 101 for positioning the positive conductive member 3 and / or the negative conductive member 4. In this embodiment, the fixing seat is positioned or tightly connected to the top of the battery cover, and the positioning and / or tight fitting is achieved by providing a positioning boss 26 at the top of the battery cover and providing a positioning hole at a corresponding position on the fixing seat.

[0034] Embodiment 3

[0035] See also Figure 7-Figure 9, the difference between this embodiment and the second embodiment is as follows: The connecting conductive member 5 is positioned and clamped at the bottom of the battery cylinder 1, and elastic抵触 structures 7 that are elastically abutted against the positive and negative electrodes of the battery are respectively provided on the connecting conductive member 5. In this embodiment, a plurality of positioning holes 51 are provided on the connecting conductive member 5, and corresponding positioning posts 11 for the positioning holes of the connecting conductive member to be sleeved are provided on the bottom surface of the battery cylinder 1. When the connecting conductive member 5 is installed, the positioning holes 51 of the connecting conductive member are sleeved on the positioning posts 11 to achieve positioning. By inserting the battery 6 and connecting the battery cover 2, the battery cover 2 elastically presses the battery 6 and the connecting conductive member 5 in sequence, so that the connecting conductive member 5 can be firmly connected to the positioning posts 11 of the battery cylinder 1. The elastic抵触 structure includes an annular elastic piece 71 connected to one end of the connecting conductive member 5 and an elastic member 72 connected to the other end of the connecting conductive member. The annular elastic piece 71 is provided with cut grooves 711 at intervals, and contact pieces are formed between adjacent cut grooves. The upper part of the contact piece is bent or inclined outward in an arc shape. One end of the connecting conductive piece connected to the elastic member is翘 up to form an elastic abutment with the battery, and an elastic member 72 is provided below this position. The elastic member 72 is clamped with the connecting conductive member 5, and the lower end of the elastic member 72 has an elastic part 721 formed after bending.

[0036] Embodiment Four

[0037] Please refer to Fig.10 , the difference between this embodiment and the third embodiment is as follows: An active part 12 is provided on the battery cylinder 1 corresponding to the buckle position of the battery cover 2. When the battery cover 2 is buckled with the battery cylinder 1, the position of the active part 12 corresponds to the buckle 9 position of the battery cover 2. By pressing the active part 12, the buckle 9 of the battery cover 2 is driven to be unbuckled, so as to facilitate the disassembly of the battery cover 2. In this embodiment, the active part is a part of the battery cylinder and is formed by cutting a "U-shaped track groove" or a "凵"-shaped track groove on the wall of the battery cylinder. Since the battery cylinder is made of plastic material, the active part has a certain elasticity and can automatically rebound after the buckle is pushed open. It should be noted that in this embodiment, the active part is provided directly below the buckle position, and the buckle can be pushed open when the active part is pressed inward.

[0038] Embodiment Five

[0039] Please refer to Fig.11 , the difference between this embodiment and the third embodiment is as follows: A buckle 9 is provided on the outer wall of the open end of the battery cylinder 1. The periphery of the buckle 9 is concave, so that the buckle 9 does not protrude from the surface of the battery cylinder 1. A clamping part 25 extending downward is provided on the corresponding battery cover 2, and a buckling position 8 for buckling with the buckle is provided on the clamping part 25.

[0040] Embodiment Six

[0041] Please refer to Fig.12The difference between this embodiment and the fifth embodiment is that: in this embodiment, grooves 13 are provided on the battery barrel wall on both sides of the buckle 9, and the grooves penetrate the battery barrel wall and the upper end. The arrangement of the grooves 13 allows the position of the buckle 9 to be flexible, and correspondingly, a space is provided on the battery cover 2 for the battery barrel 1 to retract at the buckle installation position. When removing the battery cover 2, it is only necessary to squeeze the battery barrel 1 located between the grooves inward to disengage the battery cover 2 from the battery barrel 1, so that the disassembly is convenient and quick.

[0042] Embodiment 7

[0043] See also Fig.13 The difference between this embodiment and the sixth embodiment is that: in this embodiment, a through groove 14 is provided on the outer wall of the battery barrel 1 and is connected to the inner concave around the buckle 9. The provision of the through groove 14 not only makes it easier to process the mold of the buckle 9, but also makes it easier to pry open the clamping portion 25 on the battery cover 2, thereby facilitating the disassembly of the battery cover 2.

Claims

1. A battery box, comprising a battery barrel and a battery cover, wherein a plurality of battery cavities are formed in the battery barrel, a plurality of batteries are placed in the battery cavities, the battery barrel is open at one end, wherein the positive terminal of at least one battery and the negative terminal of at least one battery face the opening of the battery barrel, the battery cover is mounted on the opening of the battery barrel and forms a close fitting structure with the battery barrel, the positive and negative electrodes of the plurality of batteries are electrically connected in pairs, a positive conductive member and a negative conductive member are provided on the opening side of the battery barrel, and the characteristics are: It also includes a connecting conductive piece, which is respectively welded to the positive and negative terminals of the batteries connected in pairs away from the opening side of the battery tube, and the connecting conductive piece fixes multiple batteries into an integrated structure; or the connecting conductive piece is positioned and clamped at the bottom of the battery tube, and the connecting conductive piece contacts the positive and negative terminals of the batteries respectively.

2. A battery box as claimed in claim 1, characterized in that: The battery cover is buckled or welded to the battery tube.

3. A battery box as claimed in claim 2, characterized in that: When the battery cover is welded to the battery can, the battery cover includes an upper cover and a lower cover, a hollow opening is provided on one side between the upper cover and the lower cover, the ends of the positive conductive member and the negative conductive member extend to the opening, the positive conductive member and the negative conductive member are fixed between the upper cover and the lower cover, and one end of the positive conductive member and the negative conductive member is respectively connected to the positive and negative electrodes of the battery.

4. A battery box as claimed in claim 2, characterized in that: When the battery cover is buckled with the battery can, a clamping position is arranged on the inner wall of the opening end of the battery can, and a buckle is correspondingly arranged on the battery cover for buckling with the clamping position on the inner wall of the battery can.

5. A battery box as claimed in claim 4, characterized in that: The area between the buckles on both sides of the battery cover is a hollow structure for the battery cover to be compressed and retracted. When the two sides of the battery cover are squeezed, the buckles retract inwards to cause release.

6. A battery box as claimed in claim 2, characterized in that: When the battery cover is buckled with the battery can, a buckle is provided on the outer wall of the open end of the battery can, and a buckle is provided on the corresponding battery cover, and a buckle portion extending downward is provided on the buckle portion, and a buckle position buckled with the buckle is provided on the buckle portion.

7. A battery box as claimed in claim 4, 5 or 6, characterized in that: A hollow opening is provided on one side of the battery cover, and the ends of the positive and negative conductive parts extend to the opening. A fixing seat is provided between the battery and the battery cover on the side of the battery barrel close to the opening, and the positive and negative conductive parts are positioned and pressed between the fixing seat and the battery cover.

8. A battery box as claimed in claim 7, characterized in that: The fixing seat is provided with a positioning protrusion for positioning the positive conductive member and / or the negative conductive member; or the battery cover is provided with a positioning protrusion for positioning the positive conductive member and / or the negative conductive member.

9. A battery box as claimed in claim 1, characterized in that: The connecting conductive member is provided with elastic abutment structures for elastically abutting against the positive and negative electrodes of the battery, respectively. The elastic abutment structures include an annular spring sheet connected to one end of the connecting conductive member and an elastic member connected to the other end of the connecting conductive member, wherein the annular spring sheet is provided with slots at intervals, and a contact sheet is formed between two adjacent slots, and the upper part of the contact sheet is bent outward in an arc shape or tilted.

10. A battery box as claimed in claim 9, characterized in that: One end of the connecting conductive sheet connected to the elastic member is tilted upward to form elastic contact with the battery. The elastic member is arranged below the elastic member. The elastic member is clamped with the connecting conductive member, and the lower end of the elastic member has an elastic portion formed by bending.

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