CN215418452U - Battery cover locking structure - Google Patents

Abstract

The utility model relates to a battery cover locking structure, which comprises a shell, wherein an inwards concave containing bin for containing a battery is arranged in the shell, the battery cover covers the containing bin, the battery cover and the containing bin are of matched circular structures, an elastic electric contact piece is arranged at the bottom of the containing bin, a clamping block extending along the radial direction is arranged at the lower surface edge of the battery cover, and a clamping groove matched with the clamping block and used for clamping the clamping block is arranged on the peripheral surface of the containing bin; the battery cover is pressed downwards to drive the battery to overcome the elasticity of the electric contact piece, and the battery cover rotates to enable the clamping block to be clamped into the clamping groove and then reset upwards, so that the battery cover and the shell are locked. The battery cover locking structure is firm and reliable in locking and convenient to open, realizes two-step and simultaneous unlocking steps, and meets the certification requirements. And overall structure is compact, simple structure, and processing is convenient.

Description

Battery cover locking structure

Technical Field

The present invention relates to electronic devices, and particularly to a battery cover locking structure of an electronic device.

Background

With the progress of science and technology, the types of the existing portable electronic devices are more and more, and the applications are increasingly wide. Such as a personal mobile phone, a personal digital assistant device, etc., or many stationary appliances, such as a television, an air conditioner, etc., are also equipped with a mobile remote control.

Portable electronic devices typically have batteries therein, which require replacement as energy is consumed. Therefore, the battery is generally arranged in the detachable battery cover, so that the battery is convenient to disassemble, assemble and replace. Therefore, it is necessary to consider whether the battery cover is easy to assemble and disassemble, whether the electronic device is damaged during the assembly and disassembly, and whether the battery cover is locked firmly to prevent the battery from falling out, which may affect the use.

Moreover, according to the latest CE certification provision, two independent and simultaneous actions are required for opening the battery cover of the button battery, and therefore, it is urgently needed to design a battery cover locking structure which is convenient to disassemble, assemble and replace and meets the CE certification requirements.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the present invention provides a battery cover locking structure that is easy to detach and is firmly locked, and the locking structure requires two independent and simultaneous actions when being opened, so as to meet the CE certification requirement.

In order to solve the above problems, embodiments of the present invention mainly provide the following technical solutions: the utility model provides a battery cover locking structure, includes the casing, be equipped with the holding storehouse of the holding battery of indent in the casing, battery cover covers on this holding storehouse, the battery cover with the holding storehouse is assorted circular structure, its characterized in that:

the bottom of the accommodating bin is provided with an elastic electric contact piece which enables a battery to be placed into the accommodating bin to have a trend of going upwards all the time;

the edge of the lower surface of the battery cover is provided with a clamping block extending along the circumferential direction and the radial direction of the battery cover, and the circumferential surface of the accommodating bin is provided with a clamping groove matched with the clamping block and used for clamping the clamping block;

the battery cover is pressed downwards to drive the battery to overcome the elasticity of the electric contact piece, and the battery cover rotates to enable the clamping block to be clamped into the clamping groove and then reset upwards, so that the battery cover and the shell are locked; when the battery cover is opened, the battery cover needs to be pressed down again, and the battery cover rotates reversely to enable the clamping block to be separated from the clamping groove.

Preferably, a notch which is adjacent to the clamping groove and used for vertically inserting the clamping block is arranged on the circumferential surface of the accommodating bin, the clamping groove comprises a barrier strip which extends along the circumferential surface of the accommodating bin and along the radial direction, and a stop block which is arranged at one end of the barrier strip and extends downwards, the bottom end of the stop block is lower than the barrier strip, and the stop block is arranged between the notch and the barrier strip.

Preferably, the other end of the barrier strip is provided with a stop block, and the bottom end of the stop block is lower than the bottom ends of the barrier strip and the stop block.

Preferably, a connecting part which extends vertically is further arranged on the lower surface of the battery cover, and the connecting part is connected with the battery cover and the clamping block.

Preferably, a positioning protrusion protruding relative to the circumferential surface is arranged below one end, close to the stop block, of the barrier strip, and a positioning groove matched with the positioning protrusion is arranged on a surface, opposite to the circumferential surface, of the fixture block.

Preferably, one end upper surface of the fixture block is an inclined surface inclined downwards towards the end, and the positioning groove is arranged close to the inclined surface.

Preferably, the circumferential surface of the accommodating bin is provided with positioning blocks protruding inwards in the radial direction, the inner diameter of an area enclosed by the positioning blocks is matched with the outer diameter of the battery, and the circumferential surface is further provided with elastic sheets protruding inwards.

Preferably, the upper surface of the battery cover is further provided with a driving groove capable of driving the battery cover to rotate.

Preferably, at least two groups of clamping grooves and clamping block structures are uniformly arranged along the circumferential direction of the accommodating bin and the battery cover.

By the technical scheme, the technical scheme provided by the embodiment of the utility model at least has the following advantages:

the battery cover locking structure has the advantages of compact structure, convenient processing and low precision requirement, and can ensure that the battery is stably locked after being put into the battery cover locking structure and ensure the electric connection of an electronic device. The battery cover and the shell can be locked through pressing and rotating, unlocking can be realized through pressing and rotating the battery cover and the shell, an additional locking component is not needed, opening and locking are convenient and easy to operate, in addition, two steps of pressing and rotating are needed for opening and the opening is carried out simultaneously, and the authentication requirements are met.

The foregoing description is only an overview of the technical solutions of the embodiments of the present invention, and the embodiments of the present invention can be implemented according to the content of the description in order to make the technical means of the embodiments of the present invention more clearly understood, and the detailed description of the embodiments of the present invention is provided below in order to make the foregoing and other objects, features, and advantages of the embodiments of the present invention more clearly understandable.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the embodiments of the utility model. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic view illustrating an apparatus having a battery cover locking structure provided in an embodiment of the present invention;

fig. 2 is an exploded view illustrating a device having a battery cover locking structure provided in an embodiment of the present invention;

fig. 3 is a schematic view illustrating a battery cover of a battery cover locking structure provided in an embodiment of the present invention;

fig. 4 is a schematic view illustrating another direction of a battery cover of the battery cover locking structure according to the embodiment of the present invention;

fig. 5 is a schematic view illustrating a portion of a housing chamber in a housing of a battery cover locking structure according to an embodiment of the present invention;

fig. 6a shows a cross-sectional view before the battery cover is put into the housing and starts to rotate, fig. 6b is a cross-sectional view when the battery cover is pressed down and starts to rotate relative to the housing, and fig. 6c is a cross-sectional view when the battery cover is rotated in place and interlocked with the housing (the battery is omitted).

Detailed Description

Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the utility model are shown in the drawings, it should be understood that the utility model can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

The embodiment of the utility model provides a battery cover locking structure which is used in a device shown in figures 1 and 2 and comprises a shell 1 and a battery cover 2 detachably connected with the back surface of the shell 1.

An inwards concave accommodating bin 3 for accommodating a battery 31 is arranged in the shell 1, and the battery cover 2 covers the accommodating bin 3 and is flush with the shell 1 in the outer surface after being connected with the shell 1. The battery cover 2 and the accommodating chamber 3 are matched in a circular structure, and the battery cover 2 can completely cover the opening at the top of the accommodating chamber 3.

The bottom of the accommodating chamber 3 is provided with an electric contact 32, the electric contact 32 is an elastic electric contact, one end of the electric contact 32 is fixed at the bottom of the accommodating chamber 3, and the other end is movable, so that the elasticity of the electric contact 32 enables the other end of the electric contact 32 to be always upward contacted with the battery 31 placed in the accommodating chamber 3, and the battery 31 is enabled to have an upward trend. When the battery cover 2 is locked relative to the housing 1, the battery 31 is tightly attached to the battery cover 2 from above and is electrically connected to the electrical contact piece 32 from below, and when the battery cover 2 is opened relative to the housing 1, the battery 31 is pulled out of the accommodating chamber 3 from above due to the elasticity of the electrical contact piece 32 due to the lack of downward pressure of the battery cover 2 on the battery 31, so that the battery can be easily detached and replaced.

The outer surface of the battery cover 2 is provided with a driving groove 21, and an external tool is inserted into the driving groove 21 to drive the battery cover 2 to rotate. As shown in fig. 3, 4 and 5, the edge of the lower surface of the battery cover is provided with a latch 22 extending outward in the radial direction, that is, the latch 22 extending horizontally, the accommodating chamber 3 is a concave circular accommodating space, and a peripheral surface 30 of the accommodating chamber is provided with a slot 33 which is matched with the latch 22 and into which the latch 22 is rotatably latched, and the peripheral surface is an inner peripheral surface. The peripheral surface 30 of the accommodating chamber 3 is provided with a notch 34 for the fixture block 22 to insert downwards at a position adjacent to the clamping groove 33. The latch 22 is inserted into a position adjacent to the slot 33 of the accommodating chamber 3 from the notch 34, and the battery cover 2 is rotated so that the latch 22 is latched into the slot 33, and then locked, so that the battery cover 2 is locked with the housing 1, otherwise, the battery cover is rotated 2 so that the latch 22 is rotated out of the slot 33 and positioned at the notch 34, and then the battery cover 2 can be separated relative to the housing 1.

The locking groove 33 includes a blocking strip 331 extending along the circumferential surface 30 of the accommodating chamber 3, and a stop block 332 extending downward between one end of the blocking strip 331 and the notch 34. The barrier 331 extends a distance into the accommodating chamber 3 along the radial direction of the peripheral surface 30 of the accommodating chamber 3, in this embodiment, the barrier 331 protrudes from the peripheral surface 30, and the bottom end of the stop block 332 is lower than the bottom end of the barrier 331, so that the latch 22 is located below the barrier 331 when rotating below the stop block 332. The stop block 332 may be connected to or integrated with the barrier 331, or may be spaced apart from the barrier 332, as long as the stop block 332 separates the notch 34 and the barrier 331. The other end of the barrier 331 is provided with a stopper 333. The stopper 333 may be integrally formed with or connected to the barrier rib 331, or may be spaced from the barrier rib, as long as it is located at the other end of the barrier rib, and the bottom end of the stopper 333 is lower than the bottom end of the barrier rib 331. Preferably, the bottom end of the stop 333 is lower than the bottom end of the stop 332 to prevent the latch 22 from rotating excessively past the stop 333. Therefore, when the latch 22 rotates into the slot under the stop block 332, as long as the end thereof contacts the stop 333, it indicates that the battery cover 2 is rotated to the right position, and thus the battery cover 2 can be released.

Preferably, the lower surface of the battery cover 2 is provided with a connecting portion 23 extending vertically, the connecting portion 23 connects the battery cover 2 and the latch 22, that is, the latch 22 is disposed at the bottom end of the connecting portion 23 and extends radially outward, in this embodiment, the latch 22 does not protrude from the edge of the battery cover 2, therefore, the latching grooves 32 on the peripheral surface 30 of the accommodating chamber 3 protrude radially beyond the peripheral surface 30 of the accommodating chamber 3 and are located in the accommodating chamber 3, and the gap 34 is flush with the peripheral surface of the accommodating chamber 3.

Of course, those skilled in the art can also understand that the latch 22 on the lower surface of the battery cover 2 can also protrude out of the edge of the battery cover 2, and at this time, the latch slots on the peripheral surface of the battery cover 2 are all recessed into the peripheral surface 30 of the accommodating chamber 3, and the notch 34 is also a notch recessed relative to the peripheral surface of the accommodating chamber 3. Those skilled in the art can make adjustments as needed.

For the engagement and positioning, a positioning protrusion 334 protruding from the peripheral surface is provided below one end of the barrier 331 close to the stopper 333, and the bottom end of the positioning protrusion 334 is higher than the bottom end of the stop block 332, so that when the latch 22 rotates below the stop block 332, the positioning protrusion 334 does not interfere with the rotation of the latch 22, i.e. the battery cover 2. The outer side surface of the latch 22, i.e. the surface opposite to the peripheral surface 30, is provided with a positioning groove 221 matched with the positioning protrusion 334, when the battery cover 2 is rotated to the right position, i.e. the latch 22 is rotated to be positioned below the stop strip 331 over the stop block 332, the battery cover 2 is released, the battery cover 2 moves upward under the action of the battery 31 and the elastic piece 32 below the battery cover 2, and then the positioning protrusion 334 is clamped in the positioning groove 221.

For more convenient clamping, the upper surface of one end of the latch 22 is a slope 222 that inclines downward toward the end, and the positioning groove 221 is disposed near the slope 222, and the end with the slope 222 is the starting end when the latch 22 is screwed into the slot. The inclined surface 222 functions as a guide when the latch 22 is rotated into the latch groove 33.

Moreover, as can be understood by those skilled in the art, the fixture block 22 and the slot 33 are correspondingly disposed, at least one or two or more fixture blocks may be disposed on the battery cover 2 and the housing 1, respectively, when at least two fixture blocks and at least two slot are correspondingly disposed, the fixture blocks are uniformly distributed along the edge of the battery cover 2, and the slots 33 are also uniformly distributed along the circumferential surface 30 of the accommodating chamber 3.

The blocking strip 331 of the blocking slot 33 is disposed on the peripheral surface 30 of the accommodating chamber 3, and the blocking block 22 is disposed on the lower surface edge of the battery cover 2, so that both are arc-shaped strip structures matched with the circular inner peripheral surface of the accommodating chamber 3. The clamping groove and the clamping strip structure can be provided with at least one group at the edge of the accommodating bin 3 and the battery cover 2 in a mutually matched mode, also can be symmetrically provided with two groups, or are uniformly provided with more than three groups along the circumferential direction.

The process of locking and unlocking the battery cover 2 with respect to the housing 1 is shown in fig. 6a, 6b and 6c, and the battery 31 is omitted from fig. 6a, 6b and 6c so that the position between the battery cover 2 and the housing 1 is shown more clearly. The battery 31 is first put into the accommodating chamber 3, and the latch 22 on the battery cover 2 is first inserted into the notch 34, as shown in fig. 6 a. The battery cover 2 is then pressed downward by external force, as shown in fig. 6b, at this time, the battery cover 2 and the battery 31 below the battery cover 2 are pressed downward against the elasticity of the electric contact piece 32 until the latch 22 is pressed downward below the stopper 332, and then the battery cover 2 is rotated clockwise, so that the latch 22 is rotated from below the stopper 332 into the latch groove 33. After the battery cover 2 is rotated to the position, the battery cover 2 is released, the battery cover 2 and the battery 31 are reset upwards under the action of the elastic force of the electric contact piece 32, as shown in fig. 6c, the battery cover 2 moves upwards and is clamped into the clamping groove, at the moment, the barrier strip 331 is arranged above the clamping block 22 to block the clamping block, the stop block 332 and the stop block 333 are respectively arranged at two ends of the clamping block to block the clamping block, and the positioning protrusion 334 is arranged in the positioning groove 221, so that the battery cover 2 and the shell 1 can be locked.

When the unlocking is needed, the battery cover 2 is pressed again to press the latch 22 to a position lower than the stop block 332, at this time, the positioning protrusion 334 is also disengaged from the lower side of the positioning groove 221, and then the battery cover 2 is rotated according to the reverse direction of the screwing direction, in this embodiment, the battery cover 2 is rotated counterclockwise, the latch 22 is moved to the position of the notch 34, and the battery cover 2 can be taken out from the accommodating chamber 3.

Preferably, the inner diameter of the accommodating chamber 3 should be slightly larger than the outer diameter of the battery 31 to facilitate the insertion and removal of the battery 31, and of course, for the accurate battery insertion position, the circumferential surface 30 of the accommodating chamber 3 is provided with a plurality of positioning blocks 35 protruding radially inward in addition to the positions of the notches 34 and the slots 33, the positioning blocks 35 may be uniformly or non-uniformly distributed along the circumferential surface 30, the inner diameter defined between the positioning blocks 35 matches the outer diameter of the battery 31, and the battery 31 may be inserted into the accommodating chamber through the positioning blocks 35 and is defined between the positioning blocks 35. The positioning block 35 may be connected to or integrally formed with the upper part of the card slot, for example, may be integrally formed with the stopper 333, or may be provided at a distance from the card slot 33. In order to better position the battery 31, the circumferential surface 30 is further provided with an elastic sheet 36 protruding inwards in the radial direction, and the elastic sheet 36 can clamp the battery from the outside when the battery 31 is put in, so that the battery 31 is prevented from shaking left and right.

The battery cover is locked and opened relative to the shell, two steps of simultaneous operation of pressing and rotating are needed, so that the operation is simple and convenient, the battery cover is convenient to disassemble relative to the shell, and the battery is convenient to replace; and the locking is firm, and the connection between the battery and the electric contact plate is ensured.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (9)

1. The utility model provides a battery cover locking structure, includes casing (1), be equipped with holding storehouse (3) of the holding battery (31) of indent in casing (1), battery cover (2) cover on this holding storehouse (3), battery cover (2) with holding storehouse (3) are assorted circular structure, its characterized in that:

an elastic electric contact piece (32) is arranged at the bottom of the accommodating bin (3), and the electric contact piece (32) enables the placed battery to have a trend of going upwards all the time;

the lower surface edge of the battery cover (2) is provided with a clamping block (22) extending along the circumferential direction and the radial direction of the battery cover, and the circumferential surface (30) of the accommodating bin (3) is provided with a clamping groove (33) matched with the clamping block (22) and used for clamping the clamping block (22);

the battery cover (2) is pressed downwards to drive the battery (31) to overcome the elasticity of the electric contact piece (32), and the battery cover (2) rotates to enable the clamping block (22) to be clamped into the clamping groove (33) and then reset upwards, so that the battery cover (2) and the shell (1) are locked; when the battery cover (2) is opened, the battery cover (2) needs to be pressed down again, and the battery cover (2) rotates reversely to enable the clamping block (22) to be separated from the clamping groove (33).

2. The battery cover locking structure of claim 1, wherein: be equipped with on global (30) in holding storehouse (3) adjacent with draw-in groove (33) and supply vertical male breach (34) of fixture block (22), draw-in groove (33) are including along global (30) in holding storehouse (3) and simultaneously along radial extending's blend stop (331), and locate downwardly extending's of blend stop (331) one end stop piece (332), the bottom of stop piece (332) is less than blend stop (331), stop piece (332) locate breach (34) with between blend stop (331).

3. The battery cover locking structure of claim 2, wherein: the other end of the barrier strip (331) is provided with a stop block (333), the bottom end of the stop block (333) is lower than the barrier strip (331), and the bottom end of the stop block (332).

4. The battery cover locking structure of claim 2, wherein: the battery cover is characterized in that a connecting part (23) extending vertically is further arranged on the lower surface of the battery cover (2), and the connecting part (23) is connected with the battery cover (2) and the clamping block (22).

5. The battery cover locking structure of claim 2, wherein: and a positioning protrusion (334) protruding relative to the peripheral surface (33) is arranged below one end of the barrier strip (331) close to the stop block (333), and a positioning groove (221) matched with the positioning protrusion (334) is arranged on the surface of the clamping block (22) opposite to the peripheral surface (30).

6. The battery cover locking structure of claim 5, wherein: the upper surface of one end of the clamping block (22) is an inclined surface (222) inclining downwards towards the end part, and the positioning groove (221) is arranged close to the inclined surface (222).

7. The battery cover locking structure of claim 1, wherein: the peripheral surface (30) of the accommodating bin (3) is provided with positioning blocks (35) protruding inwards in the radial direction, the inner diameter of a region enclosed by the positioning blocks (35) is matched with the outer diameter of the battery (31), and the peripheral surface (30) is further provided with elastic sheets (36) protruding inwards.

8. The battery cover locking structure according to any one of claims 1 to 7, wherein: the upper surface of the battery cover (2) is also provided with a driving groove (21) capable of driving the battery cover (2) to rotate.

9. The battery cover locking structure according to any one of claims 1 to 7, wherein: the clamping grooves and the clamping block structures are uniformly provided with at least two groups along the circumferential direction of the accommodating bin (3) and the battery cover (2).

Images