CN219163556U

CN219163556U - Battery box

Info

Publication number: CN219163556U
Application number: CN202221072632.5U
Authority: CN
Inventors: 秦燕北
Original assignee: Essen Ningbo Intelligent Technology Co ltd
Current assignee: Essen Ningbo Intelligent Technology Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-29
Publication date: 2023-06-09
Anticipated expiration: 2032-04-29

Abstract

The utility model provides a battery box, which belongs to the technical field of battery boxes and comprises: a housing provided with a first thread and a receiving cavity; a first end cap provided with a second thread, the first end cap being connected to the housing by the second thread and the first thread, being axially movable when the first end cap is rotated, and the first end cap being detachably connected to the housing; the contact group comprises a first contact and a second contact, wherein the first contact is arranged on the first end cover, the second contact is arranged on the shell, and the first contact can move along the axial direction when the first end cover rotates so as to enable the first contact to be close to or far away from the second contact. The beneficial effects of the utility model are as follows: the first end cap can be detached from the shell through the first threads and the second threads so as to expose the accommodating cavity, and the first end cap can be mounted to the shell so as to cover the first opening, and the first end cap can be twisted to a certain angle to close a circuit when the battery pack is mounted.

Description

Battery box

Technical Field

The utility model belongs to the technical field of battery boxes, and relates to a battery box.

Background

Button cell is the power supply unit of time keeping circuit, instruction signal and other low energy signals, but the electric power storage ability is limited, and it is frequent to change, and be difficult for external moreover, button cell changes and need extravagant a large amount of dismantles complete machine time to general device is bulky, extravagant space.

For example, an utility model patent with the application number of CN201120306415.3 provides a button battery box, which is characterized by comprising a fixed box body and a battery frame (4), wherein the fixed box body and the battery frame are fixed in a clamping way, the fixed box body comprises a shell (1), a mounting plate (2) and a reed (3), the fixed box body is connected with the mounting plate through a screw, the reed and the shell are fixed in a clamping way, and the battery frame and the shell are fixed in a clamping way.

In summary, although some existing technical schemes can fix the battery, the problem of inconvenient use still exists, and a large room for improvement is provided.

Disclosure of Invention

The present utility model has been made keeping in mind the above problems occurring in the prior art, and an object of the present utility model is to provide a battery case.

The aim of the utility model can be achieved by the following technical scheme: a battery case, comprising:

a housing provided with a first thread and a receiving cavity;

a first end cap provided with a second thread, the first end cap being connected to the housing by the second thread and the first thread, being axially movable when the first end cap is rotated, and the first end cap being detachably connected to the housing;

the contact group comprises a first contact and a second contact, wherein the first contact is arranged on the first end cover, the second contact is arranged on the shell, and the first contact can move along the axial direction when the first end cover rotates so as to enable the first contact to be close to or far away from the second contact.

Preferably, the battery pack is detachably arranged in the accommodating cavity, and the first end cover can drive the first contact to push the battery pack to move towards the second contact and enable two poles of the battery pack to be electrically connected with the first contact and the second contact respectively.

Preferably, a spring is arranged at one end of the shell far away from the first end cover, and two ends of the spring can be in abutting connection with the shell and the battery pack respectively so as to push the battery pack to move towards the first contact.

Preferably, the housing is further provided with a second opening and a second end cover, the first opening and the second opening are respectively arranged at two ends of the housing, the second end cover is detachably connected with the housing to form a split structure, the second contact is arranged on the second end cover, and the second end cover covers the second opening when the second end cover is connected with the housing.

Preferably, the shell is further provided with a first clamping portion, the second end cover is provided with a second clamping portion, and the second end cover is detachably connected with the shell through the second clamping portion and the first clamping portion.

Preferably, the first end cover and the second end cover are both provided with a wire clamping connector for connecting the cables, the wire clamping connector covers the first contact and the second contact, and the wire clamping connector is provided with a wiring hole for allowing the cables to pass through.

Preferably, the first end cover and the second end cover are both provided with a third clamping portion, the wire clamping connector is provided with a fourth clamping portion, and the wire clamping connector is detachably connected with the first end cover or the second end cover through the fourth clamping portion and the third clamping portion.

Preferably, the wire clamping connector is further provided with a positioning groove, the first end cover and the second end cover are both provided with positioning blocks with shapes matched with the positioning groove, and the wire clamping connector can be mounted to the first end cover or the second end cover when the positioning blocks are aligned with the positioning groove.

Preferably, the shell is further provided with a fifth clamping portion, the first end cover is provided with a sixth clamping portion, and the first end cover can be detachably connected with the shell through the sixth clamping portion and the fifth clamping portion.

Preferably, the first contact is detachably connected to the first end cap and the second contact is detachably connected to the second end cap.

Compared with the prior art, the utility model has the beneficial effects that:

1. the first end cover can be detached from the shell through the first threads and the second threads so as to expose the accommodating cavity, and the battery pack can be mounted on the shell so as to cover the first opening, so that the circuit can be closed by twisting the first end cover to a certain angle when the battery pack is mounted, and the battery pack is very convenient.

2. The spring can push the battery pack to be abutted against the first contact, so that when the first end cover is twisted to enable the battery pack to be abutted against the second contact, the battery pack, the first contact, the second contact and other electrical elements can form a closed loop.

3. The first opening and the second opening are respectively arranged at two ends of the shell, and when the battery pack needs to be detached or installed, the battery pack can be detached through the first opening, and also can be detached through the second opening, so that the disassembly and the assembly are more convenient.

4. The first clamping part surrounds the radial expansion bulge of the shell to form a bulge curved surface, the second clamping part surrounds the second end cover to form a concave space matched with the bulge curved surface, and the bulge curved surface can be positioned in the concave space so that the second end cover can be detachably connected with the shell.

5. The first end cover and the second end cover are both provided with wire clamping connectors for connecting cables, the wire clamping connectors cover the first contacts and the second contacts, and the wire clamping connectors are provided with wiring holes for the cables to pass through.

6. The third clamping part and the fourth clamping part are both arranged into clamping blocks, the middle part of the fourth clamping part radially contracts towards one end close to the third clamping part to form an abutting inclined plane, and the third clamping part can slide into the fourth clamping part through the abutting inclined plane.

Drawings

Fig. 1 is a sectional view of a battery case of the present utility model.

Fig. 2 is an exploded view of the battery case of the present utility model.

Fig. 3 is an exploded view of the battery case according to another aspect of the present utility model.

Fig. 4 is a schematic structural view of the housing of the present utility model.

Fig. 5 is a schematic view of the first end cap of the present utility model in a semi-cut-away state.

Fig. 6 is a schematic diagram of the second end cap of the present utility model in a semi-cut state.

Fig. 7 is a schematic view of the structure of the battery case of the present utility model.

100, a housing; 110. a first thread; 120. a first opening; 130. a receiving chamber; 140. a spring; 150. a second opening; 160. a first clamping part; 170. a fifth clamping part; 200. a first end cap; 210. a second thread; 220. a third clamping part; 230. a positioning groove; 240. a sixth clamping part; 300. a contact group; 310. a first contact; 320. a second contact; 400. a battery pack; 500. a second end cap; 510. a second clamping part; 600. a wire clamping connector; 610. a wiring hole; 620. a fourth clamping part; 630. and (5) positioning blocks.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.

Furthermore, descriptions such as those referred to herein as "first," "second," "a," and the like are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or an implicit indication of the number of features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

As shown in fig. 1 to 7, a battery case includes: the housing 100, the first end cap 200, and the contact set 300.

Wherein the housing 100 is provided with a first thread 110, a first opening 120 and a receiving cavity 130, said first opening 120 being in communication with said receiving cavity 130.

Wherein the first end cap 200 is provided with a second screw thread 210, the first end cap 200 is connected with the housing 100 through the second screw thread 210 and the first screw thread 110, is movable in an axial direction when the first end cap 200 is rotated, and the first end cap 200 is detachably connected with the housing 100, and the first end cap 200 can cover the first opening 120 by being screwed into the housing 100;

the contact set 300 includes a first contact 310 and a second contact 320, where the first contact 310 is disposed on the first end cover 200, and the second contact 320 is disposed on the housing 100, and when the first end cover 200 rotates, the first contact 310 can move along an axial direction so as to approach or separate from the second contact 320.

Specifically, the first contact 310 and the second contact 320 serve as two poles in the circuit loop, respectively, and the battery pack 400, the first contact 310, the second contact 320, and other electrical components form a closed loop when the first contact 310 and the second contact 320 are connected to the battery pack 400.

In the present embodiment, the first end cap 200 may be detached from the housing 100 by the first screw thread 110 and the second screw thread 210 to expose the receiving cavity 130, or may be mounted to the housing 100 to cover the first opening 120, and the circuit may be closed by twisting the first end cap 200 to a certain angle when the battery pack 400 is mounted, which is very convenient.

Preferably, the first contact 310 is detachably connected to the first end cap 200.

As shown in fig. 1, 2, 3, and 4, the battery pack 400 is detachably disposed in the accommodating cavity 130, and the first end cover 200 may drive the first contact 310 to push the battery pack 400 to move toward the second contact 320, so that two poles of the battery pack 400 are electrically connected with the first contact 310 and the second contact 320, respectively.

Specifically, the number of the batteries in the battery pack 400 may be one, two or more, and the number of the batteries is not particularly limited.

In the present embodiment, the battery pack 400 is detachably disposed in the receiving chamber 130, and when the battery pack 400 needs to be detached, the battery pack 400 may be poured out of the receiving chamber 130 through the first opening 120, and when the battery pack 400 needs to be mounted, the battery pack 400 may be loaded into the receiving chamber 130 through the first opening 120.

As shown in fig. 1, 2, 3 and 6, on the basis of the above embodiment, a spring 140 is disposed at an end of the housing 100 away from the first end cap 200, and two ends of the spring 140 are respectively in abutting connection with the housing 100 and the battery pack 400 so as to push the battery pack 400 to move toward the first contact 310.

In this embodiment, the spring 140 can push the battery pack 400 against the first contact 310, so that when the first end cap 200 is twisted to make the battery pack 400 contact with the second contact 320, the battery pack 400, the first contact 310, the second contact 320 and other electrical components can form a closed circuit.

As shown in fig. 1, 2, 3 and 6, the housing 100 is further provided with a second opening 150 and a second end cap 500, the first opening 120 and the second opening 150 are respectively disposed at two ends of the housing 100, the second end cap 500 is detachably connected with the housing 100 to form a split structure, the second contact 320 is disposed at the second end cap 500, and the second end cap 500 covers the second opening 150 when the second end cap 500 is connected with the housing 100.

In this embodiment, the first opening 120 and the second opening 150 are respectively disposed at two ends of the housing 100, and when the battery pack 400 needs to be detached or installed, the battery pack 400 can be detached through the first opening 120, and the battery pack 400 can be detached through the second opening 150, so that the detachment is more convenient.

Preferably, the second contact 320 is detachably connected to the second end cap 500.

As shown in fig. 1, 2, 3, 4, and 6, in addition to the above embodiment, the housing 100 is further provided with a first clamping portion 160, the second end cap 500 is provided with a second clamping portion 510, and the second end cap 500 is detachably connected to the housing 100 through the second clamping portion 510 and the first clamping portion 160.

In this embodiment, the first clamping portion 160 radially expands around the housing 100 to form a convex curved surface, the second clamping portion 510 is recessed around the second end cap 500 to form a recessed space adapted to the convex curved surface, and the convex curved surface may be located in the recessed space so that the second end cap 500 is detachably connected to the housing 100.

As another alternative, the second clamping portion 510 radially expands around the second end cap 500 to form a convex curved surface, and the first clamping portion 160 is recessed around the housing 100 to form a recessed space adapted to the convex curved surface, and the convex curved surface may be located in the recessed space so that the second end cap 500 is detachably connected to the housing 100.

As shown in fig. 1, 5, 6 and 7, in the above embodiments, the first end cap 200 and the second end cap 500 are each provided with a wire clamping connector 600 for connecting a cable, the wire clamping connector 600 covers the first contact 310 and the second contact 320, and the wire clamping connector 600 is formed with a wire connection hole 610 for allowing the cable to pass through.

In the present embodiment, the number of the wire-clamping connectors 600 is two, the two wire-clamping connectors 600 cover the first contact 310 and the second contact 320, respectively, preventing other dust or objects from falling onto the surface of the first contact 310 or the second contact 320, and the wire-clamping connectors 600 are formed with wire-connecting holes 610 for the cables to pass through.

As shown in fig. 1, 5, 6 and 7, in the above embodiment, the first end cap 200 and the second end cap 500 are each provided with a third clamping portion 220, the wire clamping connector 600 is provided with a fourth clamping portion 620, and the wire clamping connector 600 is detachably connected to the first end cap 200 or the second end cap 500 through the fourth clamping portion 620 and the third clamping portion 220.

In this embodiment, the third clamping portion 220 and the fourth clamping portion 620 are both provided as clamping blocks, an abutment inclined plane is radially contracted from the middle of the fourth clamping portion 620 towards one end close to the third clamping portion 220, and the third clamping portion 220 can slide into the fourth clamping portion 620 through the abutment inclined plane.

As another alternative, the middle portion of the third clamping portion 220 radially contracts towards one end near the fourth clamping portion 620 to form an abutment inclined surface, and the fourth clamping portion 620 may slide into the third clamping portion 220 through the abutment inclined surface.

As shown in fig. 1, 5, 6 and 7, the wire clamping connector 600 is further provided with a positioning groove 230, the first end cover 200 and the second end cover 500 are both provided with a positioning block 630 having a shape matching that of the positioning groove 230, and the wire clamping connector 600 may be mounted to the first end cover 200 or the second end cover 500 when the positioning block 630 is aligned with the positioning groove 230.

In the present embodiment, the wire trap 600 may be mounted to the first end cap 200 or the second end cap 500 when the positioning block 630 is aligned with the positioning groove 230, and the wire trap 600 positioning block 630 may restrict the first end cap 200 or the second end cap 500 from rotating through the positioning groove 230, thereby preventing the cable from being wound.

As shown in fig. 1, 5, 6 and 7, in addition to the above embodiment, the housing 100 is further provided with a fifth clamping portion 170, the first end cover 200 is provided with a sixth clamping portion 240, and the first end cover 200 is detachably connected to the housing 100 through the sixth clamping portion 240 and the fifth clamping portion 170.

In the present embodiment, the fifth locking portion 170 is a protrusion on the housing 100, the sixth locking portion 240 is a protrusion on the first end cap 200, and the fifth locking portion 170 can be in interference connection with the sixth locking portion 240 to limit the first end cap 200 from being separated from the housing 100, so that the first end cap 200 cannot be directly dropped from the housing 100 by unscrewing the first screw thread 110 and the second screw thread 210, but the first end cap 200 is separated from the housing 100 by pulling with force.

Claims

1. A battery case, comprising:

a housing provided with a first thread and a receiving cavity;

2. A battery compartment as recited in claim 1, wherein: the battery pack is detachably arranged in the accommodating cavity, and the first end cover can drive the first contact to push the battery pack to move towards the second contact and enable two poles of the battery pack to be respectively and electrically connected with the first contact and the second contact.

3. A battery compartment as defined in claim 2, wherein: the one end that the casing kept away from first end cover is provided with the spring, the both ends of spring respectively can with the casing with thereby the group battery is contradicted and is connected can promote the group battery is towards first contact removes.

4. A battery compartment as recited in claim 1, wherein: the shell is further provided with a second end cover, the second end cover is detachably connected with the shell to form a split structure, and the second contact is arranged on the second end cover.

5. A battery compartment as defined in claim 4, wherein: the shell is further provided with a first clamping part, the second end cover is provided with a second clamping part, and the second end cover is detachably connected with the shell through the second clamping part and the first clamping part.

6. A battery compartment as defined in claim 4, wherein: the first end cover and the second end cover are both provided with wire clamping connectors for connecting cables, the wire clamping connectors cover the first contacts and the second contacts, and the wire clamping connectors are provided with wiring holes for the cables to pass through.

7. A battery compartment as defined in claim 6, wherein: the first end cover and the second end cover are both provided with third clamping parts, the wire clamping connector is provided with fourth clamping parts, and the wire clamping connector is detachably connected with the first end cover or the second end cover through the fourth clamping parts and the third clamping parts.

8. A battery compartment as recited in claim 7, wherein: the wire clamping connector is further provided with a positioning groove, the first end cover and the second end cover are respectively provided with a positioning block with the shape matched with that of the positioning groove, and when the positioning blocks are aligned with the positioning groove, the wire clamping connector can be mounted to the first end cover or the second end cover.

9. A battery compartment as recited in claim 1, wherein: the shell is further provided with a fifth clamping portion, the first end cover is provided with a sixth clamping portion, and the first end cover can be detachably connected with the shell through the sixth clamping portion and the fifth clamping portion.

10. A battery compartment as defined in claim 4, wherein: the first contact is detachably connected with the first end cover, and the second contact is detachably connected with the second end cover.