CN216113733U

CN216113733U - Battery pack fixing device, battery pack fixing seat and lamp

Info

Publication number: CN216113733U
Application number: CN202121822995.1U
Authority: CN
Inventors: 陈勋; 翁章勋; 李霞; 庄俊辉; 林焱峰; 谢建华
Original assignee: Xiamen Dongang Technology Co ltd
Current assignee: Xiamen Dongang Technology Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-03-22
Anticipated expiration: 2031-08-05

Abstract

The utility model provides a battery pack fixing device, a battery pack fixing seat and a lamp, and relates to the technical field of battery pack fixing. The battery pack fixing device comprises a base, a battery pack, a protective cover and a first fixing structure. The base is provided with a sliding chute. The battery pack is provided with a sliding part matched with the sliding groove and a clamping groove arranged on the sliding part. The sliding part can be matched with the sliding groove, so that the battery pack can be arranged on the base in a sliding mode. The protective cover is arranged on the base in a mode of opening and closing the cover and used for covering the battery pack. The first fixing structure comprises at least one limiting block movably arranged on the base. The limiting block is constructed to be abutted by the protective cover when the protective cover is in the cover closing position and clamped into the clamping groove so as to fix the battery pack in the sliding groove. According to the battery pack fixing device, when the battery pack is replaced, the fixing state of the battery can be switched only by opening and closing the cover, and the battery pack fixing device is simple and portable to operate.

Description

Battery pack fixing device, battery pack fixing seat and lamp

Technical Field

The utility model relates to the field of battery fixing, in particular to a battery pack fixing device, a battery pack fixing seat and a lamp.

Background

At present, many low-voltage electronic products on the market have higher power and high endurance requirements, and the capacity of a matched battery pack is larger. Accordingly, the increase of the capacity means that various safety hazards are increased, and the protection requirements on the battery are higher and higher structurally.

The protection of the battery can be divided into two parts, namely, the limiting and fixing of the battery on a product, and the additional arrangement of a protective cover for the battery. The battery protective cover can prevent dust and liquid and protect the product from normal use under severe conditions; on the other hand, when the product is found to be damaged by external forces such as accidental falling and impact, the damage to the battery can be buffered, and the danger such as short circuit, fire, explosion and the like of the battery is avoided to a great extent.

In the prior art, the protective cover and the battery pack are separately provided, and thus, need to be detached separately. The steps for replacing the battery pack are cumbersome. In view of the above, the applicant has specifically proposed the present application after studying the existing technologies.

SUMMERY OF THE UTILITY MODEL

The utility model provides a battery pack fixing device, a battery pack fixing seat and a lamp, and aims to solve the problem that the steps are complicated when a battery pack is replaced.

The first aspect,

In order to solve the above technical problems, the present invention provides a battery pack fixing device, which includes a base, a battery pack, a protection cover, and a first fixing structure.

The base is provided with a sliding chute; the battery pack is provided with a sliding part matched with the sliding groove and a clamping groove arranged on the sliding part; the sliding part can be matched with the sliding groove, so that the battery pack can be arranged on the base in a sliding mode; the protective cover is arranged on the base in a manner of opening and closing the cover and is used for covering the battery pack; the first fixing structure comprises at least one limiting block movably arranged on the base; the limiting block is abutted by the protective cover when the protective cover is in the cover closing position and clamped into the clamping groove, so that the battery pack is fixed to the sliding groove.

Optionally, the limiting block is rotatably disposed on the base and provided with a limiting portion for being clamped into the clamping groove and an abutting portion for abutting against the protective cover; the limiting block is configured to be at a position where the limiting part is not embedded into the clamping groove when the protective cover is not abutted against the abutting part.

Optionally, an abutting projection for abutting against the abutting portion is arranged on the inner side of the protective cover; the base is further provided with a rotation stopping part for limiting the rotation angle of the limiting block.

Optionally, the first fixing structure further comprises an elastic member in transmission connection with the limiting block; the elastic piece is configured to drive the limiting block to be separated from the clamping groove when the protective cover is in the uncovering position.

Optionally, the base is provided with an avoiding part located in the sliding groove; when the battery pack is at a fixed position, the avoiding part is opposite to the clamping groove; the limiting block can penetrate through the avoiding part and be embedded into the clamping groove so as to limit the battery pack to slide relative to the base.

Optionally, the base is provided with a supporting surface for supporting the battery pack, and two guide protrusions are arranged on the supporting surface; the two guide bulges are provided with the sliding grooves; at least one guide bulge is provided with an avoiding part communicated with the sliding groove;

the battery pack is provided with a connecting bulge matched with the supporting surface; the sliding parts are arranged on two sides of the connecting bulge; the sliding part extends outwards from two sides of the connecting bulge;

the sliding groove is formed between the guide protrusion and the supporting surface; the sliding grooves of the two guide bulges are oppositely arranged; the clamping groove is a notch arranged on the sliding part.

Optionally, the avoiding part comprises a first avoiding part arranged on one side of the sliding chute close to the supporting surface; the limiting block is hinged to the guide protrusion and can rotate perpendicular to the supporting surface; alternatively, the first and second electrodes may be,

the avoidance part comprises a second avoidance part arranged on one side of the sliding groove far away from the other sliding groove; and the limiting block is hinged to the base, is positioned on one side, away from the sliding groove, of the guide protrusion and can rotate parallel to the supporting surface.

Optionally, the stopper is configured to, when rotated parallel to the support surface:

the two guide protrusions are provided with the second avoidance parts; the first fixing structure comprises two limiting blocks and an elastic piece, wherein two ends of the elastic piece are respectively arranged on the limiting blocks; the elastic piece is connected to one end, far away from the avoiding part, of the limiting block; the other end of the limiting block is provided with a swing arm extending to the second avoiding part; one side of the swing arm facing the second avoidance part is provided with a limiting part capable of penetrating through the second avoidance part, and one side far away from the second avoidance part is provided with an abutting part.

In a second aspect of the present invention,

the embodiment of the utility model provides a battery pack fixing seat which is used for fixing a battery pack and comprises a base, a protective cover and a first fixing structure.

The base is provided with a sliding chute matched with the sliding part of the battery pack; the protective cover is arranged on the base in a mode of opening and closing the cover and used for covering the battery pack; the first fixing structure comprises at least one limiting block movably arranged on the base; the limiting block is constructed to be abutted by the protective cover when the protective cover is in a cover closing position and clamped into a clamping groove of the sliding part, so that the battery pack is fixed to the sliding groove.

In a third aspect,

an embodiment of the present invention provides a lamp, which includes the battery pack fixing device according to the first aspect.

By adopting the technical scheme, the utility model can obtain the following technical effects:

the limiting block is connected with the clamping groove of the battery pack in an abutting mode through the protective cover in a covering mode, and therefore the battery pack is fixed on the base. Under the state of uncapping, the stopper breaks away from the draw-in groove of battery package for the battery package can slide on the base, thereby changes. When the battery pack is replaced, only the cover needs to be opened and closed, other buckle structures do not need to be driven, and the operation is simpler and more convenient.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a first exploded state view of a battery pack fixing device.

Fig. 2 is a second exploded state view of the battery pack fixing device.

Fig. 3 is an exploded view of a first example of a battery pack holder.

Fig. 4 is a first exploded view of a second example of a battery pack holder.

Fig. 5 is a second exploded view of a second example of a battery pack holder.

The labels in the figure are: the battery pack comprises a battery pack 1, a sliding part 2, a clamping groove 3, a sliding groove 4, a protective cover 5, a base 6, an abutting projection 7, a first limiting part 8, a first avoiding part 9, a first rotation stopping part 10, a first abutting part 11, an elastic part 12, a second avoiding part 13, a second limiting part 14, a second abutting part 15 and a second rotation stopping part 16.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model is described in further detail below with reference to the following detailed description and accompanying drawings:

the first embodiment,

As shown in fig. 1 to 5, the present embodiment provides a fixing device for a battery pack 1, which includes a base 6, a battery pack 1, a protective cover 5 and a first fixing structure.

The base 6 is provided with a chute 4. The battery pack 1 is provided with a sliding part 2 adapted to the sliding groove 4, and a card slot 3 provided in the sliding part 2. The sliding part 2 can be matched with the sliding groove 4, so that the battery pack 1 can be arranged on the base 6 in a sliding mode. The protective cover 5 is disposed on the base 6 so as to be capable of opening and closing, and covers the battery pack 1. The first fixing structure comprises at least one movable limiting block arranged on the base 6. The stopper is constructed to be in when closing the lid position at protective cover 5, by protective cover 5 butt to in the draw-in groove 3 is gone into to the card, in order to be fixed in spout 4 with battery package 1.

It is understood that the battery pack 1 fixing device of the present invention can be applied to any device to which the detachable battery pack 1 is attached. Such as electric vehicles, robots, portable lighting fixtures, and the like.

Specifically, the base 6 is provided with a slide groove 4, and the battery pack 1 is provided with a slide portion 2 slidably fitted into the slide groove 4, so that the battery pack 1 can be slidably disposed on the base 6, thereby limiting the degree of freedom of the battery pack 1 to 1. Set up the stopper on base 6 to thereby drive stopper embedding draw-in groove 3 with visor 5 and restrict battery package 1 and slide on base 6, and then fix battery package 1 on base 6. The battery pack 1 is fixed to the base 6 by being pushed against the protective cover 5 in the closed state to be fitted into the slot 3 of the battery pack 1. Under the state of uncapping, the stopper breaks away from draw-in groove 3 of battery package 1 for battery package 1 can slide on base 6, thereby changes. When the battery pack 1 is replaced, only the cover needs to be opened and closed, other buckle structures do not need to be driven, and the operation is simpler and more convenient.

As shown in fig. 3 to 5, the limiting block is rotatably disposed on the base 6, and is provided with a limiting portion for being inserted into the slot 3 and an abutting portion for abutting against the protection cover 5. The limiting block is configured to be at a position where the limiting part is not embedded into the clamping groove 3 when the protective cover 5 is not abutted against the abutting part. In the present embodiment, the sliding portion 2 is provided along the sliding direction of the battery pack 1 on the base 6, and has an elongated shape. A groove is formed in the elongated sliding portion 2 to form a slot 3. The limiting block is provided with a limiting part matched with the clamping groove 3. When the protective cover 5 is close to the base 6, the protective cover 5 abuts against the abutting portion, so that the limiting portion is embedded into the clamping groove 3, the battery pack 1 cannot slide, the battery pack 1 is fixed on the base 6, and the positioning accuracy is high.

Through the coordinated type setting, the fixed knot who has simplified battery package 1 constructs greatly, only needs rotatable setting locating part on base 6 can realize.

Preferably, an abutment projection 7 to abut the abutment portion is provided inside the protective cover 5. The base 6 is also provided with a rotation stopping part for limiting the rotation angle of the limiting block. Through setting up the butt arch 7 that is used for the butt on the butt portion specially, can guarantee that visor 5 butts on the stopper for a long time, can not wear and tear or warp. And, be provided with the rotation stopping portion, can restrict the movable angle of locating part to guarantee its effectual work, prevent that its turned angle is too big, and can't be driven by visor 5.

As shown in fig. 4 and 5, on the basis of the above embodiments, in an alternative embodiment of the present invention, the first fixing structure further includes an elastic member 12 drivingly connected to the limiting block. The elastic member 12 is configured to urge the stopper away from the catch 3 when the protective cover 5 is in the open position. Specifically, in this embodiment, the elastic member 12 ensures that the stopper is separated from the slot 3 of the battery pack 1 in the uncapped state.

As shown in fig. 3, in other embodiments, the installation direction of the battery pack 1 may be set to face downward. Therefore, the limiting block can be separated from the clamping groove 3 of the battery pack 1 under the uncovering state under the action of gravity.

As shown in fig. 3 to 5, on the basis of the above embodiments, in an alternative embodiment of the present invention, the base 6 is provided with an escape portion located in the chute 4. When the battery pack 1 is in the fixed position, the avoiding portion faces the card slot 3. The limiting block can penetrate through the avoiding part and be embedded into the clamping groove 3 so as to limit the battery pack 1 to slide relative to the base 6. In the present embodiment, the card slot 3 is provided in the middle of the slide portion 2. The limiting part penetrates through the avoiding part and then is embedded into the clamping groove 3, so that the battery pack 1 is fixed. The inner space of the base 6 is fully utilized, and the battery pack 1 is well fixed on the base 6 under the condition that the appearance of the battery pack 1 fixed on the base 6 is not changed. Meanwhile, the avoiding part can limit the limiting part, and the limiting block is prevented from being displaced greatly to cause dislocation and damage. Thereby ensuring the life of the first fixing structure.

As shown in fig. 1 and fig. 2, on the basis of the above embodiment, in an alternative embodiment of the present invention, the base 6 is provided with a supporting surface for supporting the battery pack 1, and two guiding protrusions are provided on the supporting surface. The two guide bulges are provided with sliding chutes 4. At least one guide projection is provided with an avoiding part communicated with the sliding groove 4. The battery pack 1 is provided with a connecting projection matched with the supporting surface. Both sides of the connecting protrusion are provided with sliding parts 2. The sliding part 2 extends outward from both sides of the coupling protrusion. A sliding groove 4 is formed between the guide projection and the support surface. The sliding grooves 4 of the two guide projections are oppositely arranged.

Specifically, the base 6 is provided with a supporting surface in sliding fit with the battery pack 1, an electric interface is arranged on the supporting surface, and the battery pack 1 slides on the supporting surface along a predetermined direction to be connected with the electric interface to supply power to the outside. In this embodiment, a pair of guide protrusions are oppositely arranged on the supporting surface, and an electrical interface is arranged between the guide protrusions. The battery pack 1 is provided with a connecting projection which is matched with the supporting surface. The connecting protrusion can be inserted between the pair of guide protrusions and connected with an electric interface.

Preferably, the pair of guide protrusions are respectively provided with a sliding groove 4, and the two sliding grooves 4 are oppositely arranged. The two sides of the connecting bulge are respectively provided with a sliding part 2 extending outwards; the slide portion 2 can be fitted into the slide groove 4 so that the battery pack 1 is slidably disposed on the base 6. This configuration ensures that the battery pack 1 can move on the base 6 only in a predetermined direction, thereby making connection with the electricity consuming structure. The connection effect of the battery pack 1 and the power utilization interface is ensured.

For the sake of understanding, the following describes the specific structure of the first embodiment in practical cases:

case one,

As shown in fig. 3, in this case, the escape portion includes a first escape portion 9 provided on the side of the chute 4 close to the support surface. And the limiting block is hinged to the guide protrusion and can rotate perpendicular to the supporting surface.

In particular, the guide projection is L-shaped and forms a sliding slot 4 with the support surface. The avoiding groove is arranged on the supporting surface.

The limiting block is hinged on one side of the guide bulge, which is far away from the sliding groove 4, and is provided with a first limiting part 8 in a U shape. The first limiting part 8 can wrap the side wall of the guide protrusion to penetrate the first avoiding part 9 from the lower part of the guide protrusion and extend into the sliding groove 4.

The base 6 is further provided with a first rotation stop portion 10 located below the first limit portion 8. When the first limiting part 8 falls down due to the action of gravity, the first limiting part can be supported on the first rotation stopping part 10, so that the rotation angle of the limiting block is limited.

A first abutting portion 11 is arranged on one side of the limiting block, which is far away from the first limiting portion 8. The first abutting portion 11 is provided obliquely. So that, when the first stopper portion 8 is supported by the first rotation stop portion 10, the first abutting portion 11 is in a substantially horizontal state to wait for being abutted by the abutting projection 7 of the protective cover 5.

In this embodiment, when the battery pack 1 is attached and detached, the support surface faces downward, and the connection projection faces downward. The stopper is configured to rotate in a vertical direction. So that the first limiting part 8 is separated from the clamping groove 3 under the action of gravity. Through reasonable utilization gravity for the stopper only needs to articulate and can realize closing lid fixed battery package 1 on first spacing portion 8, uncap battery package 1 mobilizable function. Simple structure, small size and good practical significance.

Case two,

The structure of this case is the same as that described above except for the first fixing structure. For the sake of brief description, the present case does not mention, and reference may be made to the above-mentioned corresponding matters.

Referring to fig. 4 and 5, in the present embodiment, the avoiding portion includes a second avoiding portion 13 disposed on a side of the sliding slot 4 away from the other sliding slot 4. And the limiting block is hinged to the base 6, is positioned on one side of the guide protrusion, which is far away from the sliding groove 4, and can rotate in parallel with the supporting surface.

Specifically, a second escape part 13 communicating with the chute 4 is provided on the side surface of the guide projection. Preferably, the second avoiding portion 13 is a through hole provided at a side of the chute 4.

The limiting block is hinged on the supporting surface and is constructed to rotate along the parallel surface of the supporting surface. The limiting block is provided with a swing arm extending from the hinge to the side of the second avoiding portion 13, and a second limiting portion 14 located on the swing arm and facing the second avoiding portion 13. In this embodiment, an elastic member 12 is further provided for driving the second position-limiting portion 14 to move in a direction away from the sliding slot 4.

In this embodiment, the limiting member rotates along the supporting surface without being driven by gravity, that is, the supporting surface can be set at any angle to adapt to more scenes. Has good practical significance.

Preferably, a second abutment portion 15 is further provided, which is located at the swing arm remote from the second escape portion 13. On other embodiments, the abutment projection 7 may abut directly on the swing arm without providing the second abutment 15. In this embodiment, the second abutting portion 15 is provided with an abutting inclined surface, so that the abutting protrusion 7, the first limiting portion 8 can have a longer moving distance in the abutting process, and thus the second avoiding portion 13 is passed through and embedded in the card slot 3.

As shown in fig. 4, in the present embodiment, both the guide projections are provided with the second escape portion 13. The first fixing structure includes two limiting blocks and an elastic member 12 having two ends respectively disposed at the limiting blocks. The elastic part 12 is connected to one end of the limiting block far away from the avoiding part. The other end of the stopper is provided with a swing arm extending to the second avoidance portion 13. One side of the swing arm facing the second avoiding portion 13 is provided with a limiting portion, and one side of the swing arm far away from the second avoiding portion 13 is provided with an abutting portion.

Specifically, in the present embodiment, the elastic member 12 is a tension spring, and one end of the limiting member for connecting the tension spring is located outside the end of the guiding protrusion. In other embodiments, the elastic member 12 may be a bungee cord or the like that is not only elastic, but is also bendable. And the connection position of the limiting part and the elastic rope can be positioned on the side surface of the guide protrusion. Through an elastic component 12, two locating parts are driven simultaneously, so that the number of parts is saved, and the volume is reduced.

Preferably, the base 6 is provided with a second rotation stop portion 16 at a side of the limiting member away from the sliding slot 4. The second rotation stop portion 16 is used to abut against the swing arm to limit the angle of the limiting member when the limiting member is far away from the sliding slot 4. The angle between the plane where the swing arm abuts against the second rotation stop portion 16 and the plane where the battery pack 1 slides is 5 to 9 degrees, preferably 7.7 degrees.

Example II,

As shown in fig. 3 to 5, an embodiment of the utility model provides a battery pack fixing base for fixing a battery pack 1, which includes a base 6, a protection cover 5 and a first fixing structure.

The base 6 is provided with a slide groove 4 that engages with the slide portion 2 of the battery pack 1. The protective cover 5 is disposed on the base 6 so as to be capable of opening and closing, and covers the battery pack 1. The first fixing structure comprises at least one movable limiting block arranged on the base 6. The stopper is constructed to be in when the protection cover 5 is in the position of closing the lid, by the butt of protection cover 5 to block into battery package 1 and set up in draw-in groove 3 of sliding part 2, in order to be fixed in spout 4 with battery package 1.

Example III,

The embodiment of the utility model provides a lamp, which comprises the battery pack fixing device.

Specifically, set up the stopper on base 6 to thereby drive stopper embedding draw-in groove 3 with visor 5 and restrict battery package 1 and slide on base 6, and then fix battery package 1 on base 6. The battery pack 1 is fixed to the base 6 by being pushed against the protective cover 5 in the closed state to be fitted into the slot 3 of the battery pack 1. Under the state of uncapping, the stopper breaks away from draw-in groove 3 of battery package 1 for battery package 1 can slide on base 6, thereby changes. When the battery pack 1 is replaced, only the cover needs to be opened and closed, other buckle structures do not need to be driven, and the operation is simpler and more convenient.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A battery pack securing apparatus, comprising:

a base (6) provided with a chute (4);

the battery pack (1) is provided with a sliding part (2) matched with the sliding groove (4) and a clamping groove (3) arranged on the sliding part (2); the sliding part (2) can be matched with the sliding groove (4) so that the battery pack (1) can be arranged on the base (6) in a sliding manner;

a protective cover (5) which is disposed on the base (6) so as to be capable of opening and closing and which covers the battery pack (1);

the first fixed structure comprises at least one limiting block which is movably arranged on the base (6); the limiting block is configured to be abutted by the protective cover (5) when the protective cover (5) is located at a cover closing position, and clamped into the clamping groove (3) so as to fix the battery pack (1) to the sliding groove (4).

2. The battery pack fixing device according to claim 1, wherein the limiting block is rotatably disposed on the base (6) and provided with a limiting portion for being clamped into the clamping groove (3) and an abutting portion for abutting against the protective cover (5); the limiting block is configured to be at a position where the limiting part is not embedded into the clamping groove (3) when the protective cover (5) is not abutted against the abutting part.

3. The battery pack fixing device according to claim 2, wherein an abutting projection (7) for abutting against the abutting portion is provided inside the protective cover (5); the base (6) is also provided with a rotation stopping part for limiting the rotation angle of the limiting block.

4. The battery pack fixing device according to claim 1, wherein the first fixing structure further comprises an elastic member (12) drivingly connected to the stopper; the elastic piece (12) is configured to drive the limiting block to be separated from the clamping groove (3) when the protective cover (5) is in the uncovering position.

5. The battery pack fixing device according to claim 1, wherein the base (6) is provided with an escape portion located at the chute (4); when the battery pack (1) is at a fixed position, the avoiding part is opposite to the clamping groove (3); the limiting block can penetrate through the avoiding part and is embedded into the clamping groove (3) so as to limit the battery pack (1) to slide relative to the base (6).

6. The battery pack fixing device according to claim 1, wherein the base (6) is provided with a support surface for supporting the battery pack (1), and two guide protrusions provided on the support surface; the two guide bulges are provided with the sliding grooves (4); at least one guide bulge is provided with an avoiding part communicated with the sliding groove (4);

the battery pack (1) is provided with a connecting bulge matched with the supporting surface; the sliding parts (2) are arranged on both sides of the connecting bulge; the sliding part (2) extends outwards from two sides of the connecting bulge;

the sliding groove (4) is formed between the guide bulge and the supporting surface; the sliding grooves (4) of the two guide bulges are oppositely arranged; the clamping groove (3) is a notch arranged on the sliding part (2).

7. The battery pack fixing device according to claim 6, wherein the avoiding portion includes a first avoiding portion (9) provided on a side of the slide groove (4) close to the support surface; the limiting block is hinged to the guide protrusion and can rotate perpendicular to the supporting surface; alternatively, the first and second electrodes may be,

the avoidance part comprises a second avoidance part (13) arranged on one side of the sliding chute (4) far away from the other sliding chute (4); and the limiting block is hinged to the base (6), is positioned on one side of the guide protrusion, which is far away from the sliding groove (4), and can rotate in parallel to the supporting surface.

8. The battery pack securing device of claim 7, wherein the stop block is configured to, upon rotation parallel to the support surface:

the two guide bulges are provided with the second avoidance parts (13); the first fixing structure comprises two limiting blocks and an elastic piece (12) with two ends respectively arranged on the limiting blocks; the elastic piece (12) is connected to one end, far away from the avoiding part, of the limiting block; the other end of the limiting block is provided with a swing arm extending to the second avoidance part (13); one side of the swing arm facing the second avoidance part (13) is provided with a limiting part capable of penetrating through the second avoidance part (13), and one side of the swing arm far away from the second avoidance part (13) is provided with an abutting part.

9. A battery pack holder for holding a battery pack (1), comprising:

a base (6) provided with a chute (4) which is matched with the sliding part (2) of the battery pack (1);

the first fixed structure comprises at least one limiting block which is movably arranged on the base (6); the limiting block is constructed to be abutted by the protective cover (5) when the protective cover (5) is located at a cover closing position, and is clamped into the clamping groove (3) of the sliding part (2) of the battery pack (1), so that the battery pack (1) is fixed to the sliding groove (4).

10. A luminaire comprising the battery pack holding apparatus according to any one of claims 1 to 9.