TWI671935B - Battery device and battery fixing frame - Google Patents

Abstract

A battery fixing frame and a battery device containing the battery fixing frame. The battery fixing frame includes an upper frame body and a lower frame body. The upper frame body includes a plurality of perforations to form a ring side wall of each perforation, and four concave grooves, two elastic arms and two curved walls are formed in the recess. The end of each elastic arm adjacent to the top surface is provided protruding from the top surface, and has an abutment portion protruding from the perforation. The battery is inserted from one side of the battery holder of the upper frame and the lower frame that are fixed to each other, and the battery is inserted from the side of the top surface of the upper frame into the perforation, and pushes two abutments in the process. The top part is used to elastically deform the two elastic arms to the escape groove of the upper frame body. When the battery is set in the battery holder, a part of the two elastic arms that abuts the top corresponds to the end surface of the battery.

Description

Battery device and battery holder

The invention relates to a battery device and a battery fixing frame, in particular to a battery device and a battery fixing frame capable of holding a battery stably.

Most of the existing battery devices commonly used in solar energy storage equipment use multiple batteries in combination with a fixed frame to achieve the effect of high storage capacity. However, in order to effectively fix the battery, the existing common fixing frames have the problems of complicated structure and high production cost. For this reason, the present inventor has devoted himself to studying and cooperating with the application of theories to propose a present invention with a reasonable design and effective improvement of the above problems.

The main purpose of the present invention is to provide a battery device and a battery fixing frame, which are used to improve the fixing frame for holding a battery in the prior art. The structure is complicated and the production cost is high.

To achieve the above object, the present invention provides a battery device including a plurality of batteries and a battery holder. Each battery is cylindrical. The battery holder includes: an upper frame body and a lower frame body. The two opposite sides of the upper frame are defined as a top surface and a bottom surface, respectively. The upper frame includes a plurality of perforations, and each perforation is disposed through the upper frame. The side wall forming each perforation is defined as a ring side wall, and the ring side wall faces from the top to the bottom. Four recesses are formed in the recess, and the four recesses correspond to separate the side wall of the ring into two elastic arms and two curved walls. The two elastic arms are arranged facing each other. Between the arms; each elastic arm has two grooves corresponding to the two curved walls; the depth of each groove is smaller than the depth of the perforation. Among them, each elastic arm is adjacent to The ends of the top surface are not in the same plane as the top surface, and the ends of each elastic arm adjacent to the top surface are protruded from the top surface; the ends of each elastic arm have an abutment on the top and a protrusion on the top protrudes from the perforation; two The shortest distance between the tops of each other is smaller than the outer diameter of each battery. Wherein, the upper frame is formed with an escape hole on the side of each elastic arm opposite to the perforation. The lower frame and the upper frame can be fixed to each other, and the upper frame and the lower frame fixed to each other can limit the movable range of multiple batteries. Among them, a plurality of batteries are inserted into the battery holder from the side of the top surface of the upper frame and downward toward the lower frame after the upper frame and the lower frame are fixed to each other, so as to be correspondingly arranged in the battery holder. Among them, when a single battery is inserted into a perforation from a side of the top surface of the upper frame in a longitudinal direction, the battery will abut two against the top, and the two abutting will drive the connected elastic arms to the corresponding The avoidance groove is elastically deformed; when a single battery is set in the battery holder through the perforation of the upper frame, the two tops of two elastic arms located in the same perforation correspond to one end holding the battery, and the two The top will limit the battery's range of motion in portrait orientation.

In order to achieve the above object, the present invention also provides a battery fixing frame for fixing a plurality of batteries. The battery fixing frame includes an upper frame body and a lower frame body. The two opposite sides of the upper frame are defined as a top surface and a bottom surface, respectively. The upper frame includes a plurality of perforations, and each perforation is disposed through the upper frame. The side wall forming each perforation is defined as a ring side wall, and the ring side wall faces from the top to the bottom. Four recesses are formed in the recess, and the four recesses correspond to separate the side wall of the ring into two elastic arms and two curved walls. The two elastic arms are arranged facing each other. Between the arms; each elastic arm has two grooves corresponding to the two curved walls; the depth of each groove is smaller than the depth of the perforation. Among them, the end of each elastic arm adjacent to the top surface is not in the same plane as the top surface, and the end of each elastic arm adjacent to the top surface is protruding from the top surface; the end of each elastic arm has a top against the top, It is set for perforation; the shortest distance between the two tops is smaller than the outer diameter of each battery. Wherein, the upper frame is formed with an escape hole on the side of each elastic arm opposite to the perforation. The lower frame and the upper frame can be fixed to each other, and the upper frame and the lower frame fixed to each other can limit a plurality of The range of the battery. Among them, a plurality of batteries are inserted into the battery holder from the side of the top surface of the upper frame and downward toward the lower frame after the upper frame and the lower frame are fixed to each other, so as to be correspondingly arranged in the battery holder. Among them, when a single battery is inserted into a perforation from a side of the top surface of the upper frame in a longitudinal direction, the battery will abut two against the top, and the two abutting will drive the connected elastic arms to the corresponding The avoidance groove is elastically deformed; when a single battery is set in the battery holder through the perforation of the upper frame, the two tops of two elastic arms located in the same perforation correspond to one end holding the battery, and the two The top will limit the battery's range of motion in portrait orientation.

The beneficial effects of the present invention may be that the battery fixing frame and the battery device of the present invention can effectively hold the battery, and has a simple structure and low production cost.

In order to further understand the features and technical contents of the present invention, please refer to the following detailed description of the present invention and the accompanying drawings, but the drawings are provided for reference and explanation only, and are not intended to limit the present invention.

S‧‧‧Battery device

10‧‧‧ Battery holder

11‧‧‧ Shelf

111‧‧‧Top

11a‧‧‧perforation

11b‧‧‧groove

11c‧‧‧Avoidance

112‧‧‧ underside

113‧‧‧ ring side wall

1131‧‧‧curved wall

113A‧‧‧Elastic section

113B‧‧‧Fixed section

114‧‧‧elastic arm

1141‧‧‧Body

11411‧‧‧ inside

1142‧‧‧arrived at the top

11421‧‧‧Guide Structure

11422‧‧‧Rounded Corner Structure

115‧‧‧ Upper fixed structure

12‧‧‧Under body

121‧‧‧ underside

12a‧‧‧perforation

12b‧‧‧groove

12c‧‧‧Avoidance

122‧‧‧Top

123‧‧‧ ring side wall

1231‧‧‧curved wall

124‧‧‧elastic arm

1241‧‧‧Body

12411‧‧‧ inside

1242‧‧‧arrived at the top

12421‧‧‧Guide structure

12422‧‧‧Rounded Corner Structure

125‧‧‧ lower fixed structure

20‧‧‧ Battery

201‧‧‧face

202‧‧‧face

P‧‧‧ round opening

O‧‧‧ Center

L1, L2‧‧‧tangent

FIG. 1 is a schematic diagram of a battery device of the present invention; FIG. 1 is also a schematic diagram of installing a battery in a battery holder of the present invention.

FIG. 2 is a schematic view from another perspective of the battery device of the present invention; FIG. 2 is a schematic view from another perspective of the battery fixing rack of the present invention in which the battery is installed.

FIG. 3 is a partially exploded schematic diagram of a battery device of the present invention; FIG. 3 is an exploded schematic diagram of a battery holder and a battery of the present invention.

FIG. 4 is an exploded schematic view of a battery holder of the present invention.

FIG. 5 is a partially enlarged schematic view of an upper frame body of the battery fixing frame according to the present invention.

FIG. 6 is a partial sectional perspective view of an upper frame body of the battery fixing frame according to the present invention.

FIG. 7 is another perspective schematic view of a partial cross section of an upper frame body of the battery fixing frame according to the present invention.

FIG. 8 is a partially enlarged plan view of an upper frame body of the battery holder of the present invention.

FIG. 9 is a partially enlarged cross-sectional plan view of an upper frame body of a battery holder of the present invention.

FIG. 10 is a schematic partial cross-sectional view of a battery device according to the present invention; The clear battery holder is provided with a partial cross-sectional view of a battery.

The following is a description of specific embodiments of the battery device and the battery holder of the present invention. Those skilled in the art can easily understand other advantages and effects of the present invention from the content disclosed in this specification. The present invention can also be implemented or applied through other different specific examples, and various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the spirit of the present invention. In addition, the drawings of the present invention are only for simple description, and are not drawn according to the actual size, that is, the actual size of the relevant structure is not reflected, and it will be described first. The following embodiments describe the viewpoints of the present invention in more detail, but do not limit the scope of the present invention in any way. In the following description, if there is any reference, please refer to the specific drawing or as shown in the specific drawing, it is only used to emphasize in the subsequent description, most of the related content mentioned in the specific drawing, However, it is not limited to refer to the specific drawings in the subsequent description. Please refer to other related drawings in a timely manner to fully understand the description of related content.

Please refer to FIG. 1 to FIG. 3 together, which are schematic diagrams of a battery device and a battery fixing frame according to the present invention. As shown in the figure, the battery device S includes a battery holder 10 and a plurality of batteries 20 (only one is shown in the figure as an example). The battery holder 10 is used to fix a plurality of batteries 20, and the range of movement of the batteries 20 provided in the battery holder 10 in the longitudinal direction (that is, the Z-axis direction shown in FIG. 1) will be controlled by the battery holder 10. limit. In this embodiment, the battery 20 is cylindrical, but is not limited thereto.

The battery fixing frame 10 includes an upper frame body 11 and a lower frame body 12, and the upper frame body 11 and the lower frame body 12 can be fixed to each other. For example, the upper frame body 11 and the lower frame body 12 may have an upper fixing structure 115 and a lower fixing body, respectively. Structure 125, and the upper frame 11 and the lower frame 12 can be fixed to each other through the upper fixing structure 115 and the lower fixing structure 125; in another embodiment, the upper fixing structure 115 and the lower frame 12 of the upper frame 11 The lower fixing structure 125 may also have corresponding lock holes, and the upper fixing structure 115 and the lower fixing structure 125 may be fixed to each other by using locking members such as screws.

The two opposite sides of the upper frame 11 are defined as the top surface 111 and the bottom surface, respectively. 112. The upper frame body 11 has a plurality of perforations 11 a, and each of the perforations 11 a is provided through the upper frame body 11. The geometric design such as the number and arrangement of the perforations 11a included in the upper frame 11 can be changed according to requirements. The figure shown is only one exemplary aspect, and is not limited thereto.

The lower frame 12 includes a plurality of perforations 12 a, and each of the perforations 12 a is disposed through the lower frame 12. When the upper frame body 11 and the lower frame body 12 are fixed to each other, the plurality of perforations 11a of the upper frame body 11 correspond to the plurality of perforations 12a of the lower frame body 12, and each of the perforations 11a of the upper frame body 11 and each of the lower frame body 12 The perforations 12a have the same central axis.

In particular, in this embodiment, it is taken as an example that the upper frame 11 and the lower frame 12 have exactly the same structure, that is, the upper frame 11 and the lower frame 12 are manufactured by using the same mold. The cost of mold production is reduced, and the installation speed of the battery fixing frame 10 can be improved. Of course, in different applications, the lower frame body 12 and the upper frame body 11 may not be manufactured by using the same mold.

As shown in FIG. 3, the battery 20 is fixed to the battery after the upper frame 11 and the lower frame 12 are fixed to each other, and the side of the upper frame 11 away from the lower frame 12 passes through the perforation 11a of the upper frame 11. Shelf 10. This battery installation method can check whether the perforations 11a of the upper frame 11 and the perforations 12a of the lower frame 12 are located in the correct positions before the battery 20 is installed in the battery holder 10. Before the battery 20 is installed in the battery holder 10, the battery holder 10 in which the perforations 11a of the upper frame body 11 and the perforations 12a of the lower frame body 12 are located at incorrect positions is removed. In this way, the assembly speed of the battery device S can be greatly improved, and the success rate of the battery 20 installed in the battery holder 10 can also be improved.

If the battery 20 is first fixed in the plurality of perforations 12a of the lower frame 12, and then the upper frame 11 and the lower frame 12 are fixed to each other, at this time, it is likely that one of the batteries 20 is not correctly (for example, The ring side wall of the lower frame 12 forming the perforation 12a has production tolerances) is disposed in the perforation 12a of the lower frame 12, causing the problem that the upper frame 11 cannot be fixed to the lower frame 12 correctly, and if this problem occurs, It is necessary to re-check whether each battery 20 is correctly set in the perforation 12a, or even The battery 20 needs to be detached from the battery holder 10 and reinstalled, so that the production efficiency will be lowered.

Please refer to FIG. 4 to FIG. 7 together. FIG. 4 is a schematic diagram of a battery fixing frame of the present invention; FIG. 5 is a schematic diagram of an upper frame body of the battery fixing frame of the present invention; Schematic sectional views of the upper frame at different angles. As shown in the figure, the side wall of the upper frame 11 forming each of the perforations 11a is defined as a ring side wall 113. The ring side wall 113 is recessed from the top surface 111 to the bottom surface 112 to form four grooves 11b. The four grooves 11b correspond to the ring side walls. 113 is divided into two elastic arms 114 and two curved walls 1131. The two elastic arms 114 are disposed to face each other, and each curved wall 1131 is correspondingly located between the two elastic arms 114. Each of the elastic arms 114 and the two arc-shaped walls 1131 have two grooves 11 b corresponding to each other. In practical applications, the two elastic arms 114 have the same shape as each other; the four grooves 11 b may be corresponding side walls 113 of the split ring to form two curved walls 1131 having the same shape.

In particular, the depth of each groove 11b is smaller than the depth of the perforation 11a, and the two elastic arms 114 and the two curved walls 1131 of the same ring side wall 113 are not completely independent of each other, and the two elastic arms 114 An end adjacent to the bottom surface 112 and a section of the curved wall 1131 adjacent to the bottom surface 112 are connected to each other. In other words, as shown in FIG. 6, each ring side wall 113 is provided with an elastic arm 114 at a position corresponding to an elastic portion 113A and a fixed portion 113B. The elastic portion 113A is correspondingly formed as the elastic arm 114, and the fixed portion 113B is Corresponds to the section connected to the curved wall 1131. In practical applications, the depth of each groove 11b may be approximately one half of the depth of the perforation 11a.

The end of each elastic arm 114 adjacent to the top surface 111 is not in the same plane as the top surface 111, and the end of each elastic arm 114 adjacent to the top surface 111 is protruded from the top surface 111, and the end of each elastic arm 114 has an abutment The top 1142 is arranged to protrude from the perforation 11a. Therefore, when the battery 20 is inserted from one side of the top surface 111 in the direction of the perforation 11a, the battery 20 will preferentially abut the two abutments 1142 of the two elastic arms 114. , While the two tops 1142 are pushed by the battery 20, the two The main body portions 1141 of the two elastic arms 114 are elastically deformed in the direction of the avoidance groove 11c of the frame body 11, and the two elastic arms 114 that are elastically deformed will generate an elastic restoring force correspondingly. The elastic restoring force will make the two elastic arms 114 stably clamp Holding battery 20. Among them, at least one-fifth of each elastic arm 114 is correspondingly protruded from the perforation 11a, and the part protruding from the perforation 11a is correspondingly formed as the abutting top portion 1142. In this way, when the battery 20 is inserted into the perforation 11a , Can reach two of the top 1142.

The avoidance groove 11c is correspondingly located on a side of each elastic arm 114 opposite to the through hole 11a. In addition, the number and installation positions of the avoidance grooves 11c will correspond to the number of elastic arms 114 and their installation positions, and the size and shape of the avoidance grooves 11c will be designed based on the shape and deformation of the elastic arms 114. The figure shows just one example. In different applications, a single avoidance groove 11c may be the required movement space when two elastic arms 114 located in different perforations 11a are elastically deformed.

In this embodiment, the ring side wall 113 forming each of the perforations 11a is provided with two elastic arms 114 as an example, but the number of the elastic arms 114 is not limited to this. In different applications, the ring of each of the perforations 11a is formed. The side wall 113 may also have three or more elastic arms 114, which is not limited herein. Of course, the number of the grooves 11b and the curved wall 1131 will be increased relative to the number of the elastic arms 114.

As shown in FIG. 6, each of the abutting portions 1142 has a guiding structure 11421 at a position adjacent to the top surface 111, and a side of each of the abutting portions 1142 opposite to the guiding structure 11421 has a rounded structure 11422. The guide structure 11421 is used to guide the battery 20 into the perforation 11a correctly. When the battery 20 is completely fixed in the battery holder 10, the rounded corner structure 11422 that abuts the top portion 1142 will abut the end surface 201 of the battery 20 correspondingly. (As shown in Figure 10). In practical applications, the guide structure 11421 can be inclined, and the design of the rounded structure 11422 can avoid scratching the end surface 201 of the battery 20 (as shown in FIG. 10).

In practical applications, the shortest distance between the two abutment portions 1142 of the two elastic arms 114 in each of the perforations 11a is smaller than the outer diameter of each battery 20, that is, the two portions that abut against the top portion 1142 correspond to each other. Located in the perforation 11a, when the battery 20 When one side of the top surface 111 of the upper frame 11 is inserted into the perforation 11a, the end faces of the battery 20 will preferentially abut against the two abutting tops 1142.

As shown in FIGS. 8 and 9, FIG. 8 is a plan view of the top surface 111 of the upper frame 11 as viewed from one side of the top surface 111 toward the top surface 111. A plan view of one side of the top surface 111 of the body 11 viewed in the direction of the top surface 111. A circular opening P is formed on the top surface 111 of each of the perforations 11a, and an inner side 11411 of the body portion 1141 of each elastic arm 114 facing the center O of the perforation 11a corresponds to a tangent line L1, L2 of the circular opening P; and At least half of each of the abutting portions 1142 is located inside the tangent line L1, L2 of the circular opening P, and correspondingly is located in the circular opening P. The portion of the abutting portion 1142 having the guide structure 11421 is correspondingly located in the circular opening. Inside the tangent lines L1 and L2 of P. Through the above design, it can be ensured that when the battery 20 is inserted into the perforation 11a, it can preferentially abut against the two abutment portions 1142, and when one end of the battery 20 is fixedly disposed in the perforation 11a, the elastic arm 114 faces the center of the perforation 11a. The inner side surface 11411 of the shaft will be able to abut against the outer edge of the battery 20.

Please refer to FIGS. 1 to 4 together. The two opposite sides of the lower frame 12 are defined as a bottom surface 121 and a top surface 122, respectively. The lower frame 12 has a plurality of perforations 12a, and each of the perforations 12a is disposed through the lower frame 12 The ring side wall 123 forming each perforation 12a has four grooves 12b, and the four grooves 12b correspond to the ring side wall 123 divided into two elastic arms 124 and two curved walls 1231. Each elastic arm 124 has a body. The portion 1241 and an abutting top 1242 are located at an end of the elastic arm 124 adjacent to the top surface 122. Each abutting top 1142 is protruded from the top surface 122, and each of the abutting portions 1242 is located in the perforation 12a. In this embodiment, the lower frame body 12 and the upper frame body 11 are manufactured by using the same mold, and the lower frame body 12 and the upper frame body 11 have exactly the same structure, that is, the perforations 12a and grooves of the lower frame body 12. 12b, the avoidance groove 12c, the ring side wall 123, the elastic arm 124, the main body portion 1241, and the connection relationship between the top portion 1242 and the perforation 11a, the ring side wall 113, the groove 11b, the elastic arm 114, and the body portion 1141 of the upper frame 11 And the top part 1142 are exactly the same; so, regarding the perforation 12a, the ring side wall 123, the groove 12b, the elastic arm 124, and the main body part of the lower frame 12 For detailed descriptions of 1241 and the abutting top 1242, please refer to the description of the corresponding components of the upper frame 11 described above, which will not be repeated here.

As shown in FIGS. 1 and 2, when the upper fixing structure 115 of the upper frame 11 and the lower fixing structure 125 of the lower frame 12 are fixed to each other, and the upper frame 11 and the lower frame 12 are fixed to each other, the upper frame 11 The bottom surface 112 will be the bottom surface 121 facing the lower frame body 12, and the battery 20 may be disposed in the battery holder 10 from one side of the top surface 111 of the upper frame body 11 through the perforation 11a of the upper frame body 11, or the battery 20 It may be provided in the battery holder 10 through one side of the top surface 122 of the lower frame body 12 and through the perforations 12 a of the lower frame body 12.

As shown in FIG. 10, it is a schematic partial cross-sectional view of the battery device S. FIG. 10 is also a schematic cross-sectional view of a battery holder 10 with a battery 20 installed therein. When the battery 20 is fixedly disposed in the battery holder 10, the rounded structure 11422 of the two elastic arms 114 of the upper frame 11 against the top portion 1142 will correspond to one end surface 201 of the battery 20, and the lower frame 12 The rounded structure 12422 of the two elastic arms 124 abutting the top 1242 will abut against the other end surface 202 of the battery 20. The inner sides 11411 and 12411 of the elastic arms 114 and 124 will abut against the outer edge of the battery 20. In this way, the movement direction of the battery 20 in the longitudinal direction (ie, the Z-axis direction shown in the figure) will be restricted by the upper frame body 11 and the lower frame body 12. In addition, the elastic arm 124 may also have a guiding structure 12421 corresponding to the same purpose as the guiding structure 11421 of the elastic arm 114 described above, and details are not described herein again.

The above are only the preferred and feasible embodiments of the present invention, and therefore do not limit the patent scope of the present invention. Therefore, any equivalent technical changes made using the description and drawings of the present invention are included in the protection scope of the present invention. .

Claims (10)

A battery device includes: a plurality of batteries, each of which has a cylindrical shape; a battery fixing frame, comprising: an upper frame body, two opposite sides of which are defined as a top surface and a bottom surface, respectively; The body includes a plurality of perforations, each of the perforations is disposed through the upper frame body, and a side wall forming each of the perforations is defined as a ring side wall, and the ring side wall is recessed from the top surface to the bottom surface to form four recesses. Groove, the four grooves correspondingly separate the ring side wall into two elastic arms and two curved walls, the two elastic arms are arranged facing each other, and each of the curved walls is located in two Each of the elastic arms has two of the grooves corresponding to the two arc-shaped walls; the depth of each of the grooves is less than the depth of the perforation; wherein each of the elasticity The end of the arm adjacent to the top surface is not in the same plane as the top surface, and the end of each of the elastic arms adjacent to the top surface is provided protruding from the top surface; the end of each of the elastic arms Has a hitting top, said hitting The part protrudes from the perforation; the shortest distance between the two abutting portions is smaller than the outer diameter of each of the batteries; wherein the upper frame is formed on a side of each of the elastic arms opposite to the perforation, There is an avoidance hole; the lower frame body can be fixed to the upper frame body, and the upper frame body and the lower frame body fixed to each other can limit the range of movement of multiple batteries; Each of the batteries is inserted into the perforation from the side of the top surface of the upper frame body in the direction of the lower frame body after the upper frame body and the lower frame body are fixed to each other. In the battery holder; wherein when a single battery is inserted into the perforation in a longitudinal direction from one side of the top surface of the upper frame, the battery will abut two of the abutting tops, The two abutting portions will drive the connected elastic arms to elastically deform to the corresponding avoidance grooves; when a single battery passes through the perforation of the upper frame and is disposed in the battery fixing frame, it is located at Two bullets in the same said perforation Two arms abuts the top end corresponding to the battery clamp, against the top two and to limit the movable range of the battery in the longitudinal direction. The battery device according to claim 1, wherein each of the elastic arms has a body portion and the abutting portion; wherein, in a plan view viewed from one side of the top surface toward the top surface, each A circular opening is formed on the top surface of the perforation, and an inner side surface of each of the body portions facing the center of the perforation is correspondingly located on a tangent to the circular opening. The battery device according to claim 2, wherein at least half of each of the abutting portions corresponds to be located within a tangent of the circular opening and correspondingly is located in the circular opening; A guiding structure is located in a tangent line of the circular opening, and the guiding structure is used to assist the battery to push against the elastic arm. The battery device according to claim 1, wherein at least a fifth portion of each of the elastic arms protrudes from the top surface as the abutting top portion; the abutting top portion facing the bottom surface One side has a rounded corner structure, and when each of the batteries is correspondingly arranged in the battery holder, the rounded corner structure of each of the elastic arms abuts against the end surface of the battery. The battery device according to any one of claims 1 to 4, wherein the upper frame body and the lower frame body are two identical members; when the upper frame body and the lower frame body are fixed to each other, the The top surface of the lower frame is disposed to face the top surface of the upper frame. The lower frame has a plurality of lower fixing structures protruding from one side of the top surface of the lower frame. A plurality of upper fixing structures are protrudingly arranged on one side of the top surface, and the plurality of lower fixing structures and the plurality of upper fixing structures can be fixed to each other. A battery fixing frame is used for fixing a plurality of batteries. The battery fixing frame includes: an upper frame body, two opposite sides of which are defined as a top surface and a bottom surface, respectively, and the upper frame body includes a plurality of perforations, Each of the perforations is disposed through the upper frame body, and a side wall forming each of the perforations is defined as a ring side wall. The ring side wall is concavely formed from the top surface to the bottom surface, and four grooves are formed. The groove correspondingly separates the side wall of the ring into two elastic arms and two arc-shaped walls. The two elastic arms are disposed to face each other, and each of the arc-shaped walls is located between the two elastic arms. Each of the elastic arms has two of the grooves corresponding to the two arc-shaped walls; the depth of each of the grooves is less than the depth of the perforation; wherein each of the elastic arms is adjacent to the top surface The ends of the flexible arms are not located on the same plane as the top surface, and the ends of each of the elastic arms adjacent to the top surface are protruded from the top surface; the ends of each of the elastic arms have an abutment against the top, the The top part protrudes from the perforated device The shortest distance between the two tops of each other is smaller than the outer diameter of each of the batteries; wherein the upper frame is formed with an escape hole on the side of each of the elastic arms opposite to the perforation; the lower frame, The upper frame body and the lower frame body which can be fixed to the upper frame body and to each other can limit the range of movement of a plurality of the batteries; wherein a plurality of the batteries are in the After the upper frame body and the lower frame body are fixed to each other, the perforations are inserted from the side of the top surface of the upper frame body in the direction of the lower frame body to be correspondingly arranged in the battery fixing frame; When a single battery is inserted into the perforation in a longitudinal direction from one side of the top surface of the upper frame, the battery will abut two of the abutting portions, and the two abutting portions will The connected elastic arms are driven to elastically deform to the corresponding avoidance grooves; when a single battery passes through the perforation of the upper frame and is set in the battery fixing frame, two cells located in the same perforation Two of the elastic arms against the top Should gripping one end of the cell, and the two top abutment to limit the range of motion of the battery to the longitudinal direction. The battery holder according to claim 6, wherein each of the elastic arms has a body portion and the abutting portion; wherein, in a plan view viewed from one side of the top surface toward the direction of the top surface, Each of the perforations is formed with a circular opening on the top surface, and an inner side surface of each of the body portions facing the center of the perforation is correspondingly located on a tangent to the circular opening. The battery holder according to claim 6, wherein at least half of each of the abutting portions is located in a tangent line of the circular opening and correspondingly is located in the circular opening; A guiding structure is located inside the tangent line of the circular opening, and the guiding structure is used to assist the battery to push against the elastic arm. The battery holder according to claim 6, wherein at least a fifth portion of each of the elastic arms protrudes from the top surface as the abutting portion; the abutting portion faces the bottom surface One side has a rounded corner structure, and when each of the batteries is correspondingly disposed in the battery holder, the rounded corner structure of each of the elastic arms abuts against the end surface of the battery. The battery fixing frame according to any one of claims 6 to 9, wherein the upper frame body and the lower frame body are two identical components; when the upper frame body and the lower frame body are fixed to each other, The top surface of the lower frame is disposed to face the top surface of the upper frame. The lower frame is provided with a plurality of lower fixing structures protruding from one side of the top surface of the lower frame. A plurality of upper fixing structures are protrudingly arranged on one side of the top surface, and the plurality of lower fixing structures and the plurality of upper fixing structures can be fixed to each other.