CN220341430U - Positioning and mounting structure of battery pack - Google Patents

Abstract

The utility model discloses a positioning and mounting structure of a battery pack, which comprises a battery fixing plate which can be arranged at the bottom of a rear cover in a rotating way along the circumferential direction, wherein two positioning columns which are arranged oppositely are arranged at the edge of the battery fixing plate, positioning grooves which are suitable for the insertion of the positioning columns are arranged on the inner wall of a battery frame, the positioning columns are in a triangular prism structure, and the cross section of the positioning columns is gradually increased from the head to the root; the triangular prism-shaped structure is firm, difficult to bend, more firm in use, in addition, the cross section of the positioning column is gradually increased from the head to the root, namely the positioning column is gradually thickened from the top to the bottom, the positioning groove matched with the positioning column is also gradually enlarged from the inside to the outside, the cross section of the opening at the end part of the battery pack is maximum, during assembly, the top of the positioning column is inserted into the outside of the positioning groove, and the thinnest part of the positioning column is inserted into the part with the largest area of the positioning groove, so that the battery pack is easy to assemble.

Description

Positioning and mounting structure of battery pack

Technical Field

The utility model relates to the technical field of mounting structures of batteries of personal care products, in particular to a positioning and mounting structure of a dry battery.

Background

Personal care products are primarily powered by batteries mounted therein, dry cell powered is also one of the current modes of power supply in widespread use.

The personal care product needs to be replaced with a battery pack after dry battery energy is exhausted, usually 1 pair or 2 pairs, the battery pack is fixed by covering the rear cover after battery replacement, the assembly of the rear cover of the personal care product which is required to be assembled 2 pairs of batteries at present is inconvenient, the angle corresponding to the anode and the cathode of the battery pack and the connection structure of the machine body are required to be adjusted, and the assembly cannot be fast and accurately.

Disclosure of Invention

Accordingly, the present utility model has been made to solve the above-mentioned problems occurring in the prior art, and it is an object of the present utility model to provide a positioning and mounting structure of a battery pack for a 2-pair battery, which is capable of quickly and precisely mounting a rear cover to a main body.

The utility model provides a location mounting structure of group battery, includes the battery fixed plate that can follow the rotatory setting in its bottom of back lid circumference, the edge of battery fixed plate is provided with the locating column of two looks settings, the outside extension of vertical direction, and the casing is inserted and is equipped with the battery frame that is used for installing the group battery, the battery frame inner wall is equipped with and is suitable for the locating column male constant head tank, the locating column is triangular prism structure, and its cross section increases gradually from head to root.

Further, the battery rack is at least partially arranged outside the machine shell; the locating column is higher than the opening end of the rear cover.

Further, the battery fixing plate is rotatably fixed to the bottom of the rear cover through a fastening member, and a fastening hole through which the fastening member passes is formed in the middle of the battery fixing plate.

Further, a plurality of placement grooves suitable for placement of the battery fixing plate are formed on the inner wall of the rear cover, and the battery fixing plate is limited between the placement grooves and the fasteners.

Further, the positioning groove is arranged on the inner wall of the battery frame between two adjacent batteries.

Further, the battery rack forms a plurality of battery grooves which are used for accommodating batteries and are communicated with each other; the cell walls of the plurality of cell grooves are respectively provided with an elastic sheet.

Further, the battery rack is arranged at the end part inside the shell and is provided with a battery connecting plate, and the battery connecting plate is communicated with the circuit board.

Further, a separation column which can separate the batteries in the battery groove is arranged in the middle of the battery connecting plate.

Further, an anti-tilting bump for preventing the battery from tilting to connect with the circuit is arranged on the battery connecting plate.

For this purpose, all the technical solutions described in the claims are listed in turn here; in order to facilitate the description of the embodiments and the claims, claims are mentioned in the subsequent modification or the division is made without the suspicion of a second generalization, and other claims not described in the claims may be listed here.

The technical scheme of the utility model has the following advantages: advantages of the independent claims and advantages of the dependent claims are described separately in turn.

1. The utility model provides a positioning and mounting structure of a battery pack, which comprises a battery fixing plate, wherein the battery fixing plate can be arranged at the bottom of the battery fixing plate in a rotating way along the circumferential direction of a rear cover, positioning columns which are arranged oppositely are arranged at the edge of the battery fixing plate, positioning grooves which are suitable for the insertion of the positioning columns are arranged on the inner wall of a battery frame, the positioning columns are in a triangular prism structure, and the cross section of the positioning columns is gradually increased from the head to the root; the triangular prism-shaped structure is firm, difficult to bend, more firm in use, in addition, the cross section of the positioning column is gradually increased from the head to the root, namely the positioning column is gradually thickened from the top to the bottom, the positioning groove matched with the positioning column is also gradually enlarged from the inside to the outside, the cross section of the opening at the end part of the battery pack is maximum, during assembly, the top of the positioning column is inserted into the outside of the positioning groove, and the thinnest part of the positioning column is inserted into the part with the largest area of the positioning groove, so that the battery pack is easy to assemble.

2. According to the positioning and mounting structure of the battery pack, the battery frame is at least partially arranged outside the shell, and the positioning column is higher than the opening end of the rear cover, so that the rear cover can be aligned and matched with the machine body conveniently when the positioning column is aligned with the positioning groove.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic illustration of a cross-section of a positioning mounting structure of the present utility model;

fig. 2 is a schematic view of the battery rack shown in fig. 1;

FIG. 3 is a schematic view of the battery fixing plate shown in FIG. 1;

fig. 4 is a schematic structural view of the rear cover shown in fig. 1.

Reference numerals illustrate: 1. a housing; 2. a rear cover; 21. a placement groove; 22. placing ribs; 23. a fastening post; 24. a fixing protrusion; 25. fixing ribs; 3. a battery holder; 31. a positioning groove; 32. a battery case; 33. a fixing groove; 34. a spring plate; 35. reinforcing ribs; 36. a hook; 4. a battery connection plate; 41. a partition column; 5. a battery fixing plate; 51. positioning columns; 52. a fastening hole; 53. a fastening step; 6. a battery pack; 7. copper sheets; 8. a fastener.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In a dry cell type personal care product, two sets of batteries are generally assembled, and the inventor designs a positioning and mounting structure capable of quickly mounting and fixing the battery 6 for a product requiring two pairs of dry cells.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the personal care product comprises a housing 1 and a rear cover 2, a dry battery is installed between the housing 1 and the rear cover 2, a battery holder 3 is arranged in the housing 1, the battery holder 3 is at least partially arranged outside the housing 1, two opposite fixing protrusions 24 are arranged on the inner wall of the rear cover 2, a fixing groove 33 which can be matched with the fixing protrusions 24 is arranged on the part of the battery holder 3 outside the housing 1, the fixing groove 33 mainly comprises a first fixing groove and a second fixing groove, and is in a reverse C shape, the fixing protrusions 24 need to rotate clockwise by a certain angle after entering the first fixing groove from the second fixing groove, the fixing protrusions 24 are prevented from falling out, and are reinforced, reinforcing ribs 35 are arranged on the first fixing groove, the rear cover 2 is provided with fixing ribs 25 which can be matched with the reinforcing ribs 35 to form clamping fit, the fixing ribs 25 are arranged at intervals, and the reinforcing ribs 35 can be clamped between the two fixing ribs 25.

The positioning and mounting structure of the battery pack 6 comprises a battery fixing plate 5 which can be arranged at the bottom of the rear cover 2 in a circumferential direction, positioning columns 51 which are arranged oppositely and extend outwards in the vertical direction are arranged at the edge of the battery fixing plate 5, a battery frame 3 for mounting the battery pack 6 is inserted into the machine shell 1, positioning grooves 31 which are suitable for the positioning columns 51 to be inserted into are formed in the inner wall of the battery frame 3, and the cross section of each positioning column 51 is of a triangular prism structure and gradually increases from the head to the root.

The triangular prism-shaped structure is firmer, difficult to bend, more firm to use, in addition, the cross section of the locating column 51 is gradually increased from the head to the root, namely the locating column 51 is gradually thickened from the top to the bottom, the locating groove 31 matched with the locating column 51 is also gradually increased from the inside to the outside, the cross section of the opening at the end part of the battery pack 6 is maximum, during assembly, the top of the locating column 51 is inserted into the outside of the locating groove 31, and the thinnest part of the locating column 51 is inserted into the part with the largest area of the locating groove 31, so that the assembly is easy.

The battery fixing plate 5 is of a circular plate type structure, the bottom of the rear cover 2 can freely rotate, the copper sheet 7 is fixed on the battery fixing plate 5, the copper sheet 7 is provided with a positive electrode part and a negative electrode part which are respectively connected with the positive electrode and the negative electrode of the battery, and the battery fixing plate 5 is provided with two copper sheets 7 which are arranged side by side. And a copper sheet 7 which is matched with the battery fixing plate 5 to realize circuit communication is arranged in the battery frame 3.

In this embodiment, two positioning posts 51 are provided and are disposed opposite to each other, which is a preferred embodiment of this embodiment.

The positioning post 51 is higher than the opening end of the rear cover 2, so that the rear cover 2 can be aligned and matched with the machine body when the positioning post 51 is aligned with the positioning groove 31.

The above structure is characterized in that the positioning column 51 is arranged on the battery fixing plate 5 of the rear cover 2, the positioning groove 31 is arranged on the battery frame 3 connected with the rear cover 2, and the battery fixing plate 5 is rotatable, so that when the positioning column 51 is inserted into the positioning groove 31, the rear cover 2 can rotate relative to the battery fixing plate 5, and the rear cover 2 can be aligned with the battery frame 3 rapidly, so that the battery is fixed in the machine shell 1, and the assembly is convenient.

After the positioning posts 51 are inserted into the positioning grooves 31, the rear cover 2 can be rotated to quickly align the fixing protrusions 24 with the fixing grooves 33, so that the rear cover 2 is clamped on the battery frame 3, and the battery is fixed in the machine body.

The battery fixing plate 5 is rotatably fixed at the bottom of the rear cover 2 through a fastener 8, and a fastening hole (52) suitable for the fastener 8 to pass through is formed in the middle of the battery fixing plate 5.

The rear cover 2 is formed with a fastening post 23 extending upward at a position opposite to the fastening hole (52), and the fastening member 8 can lock the battery fixing plate 5 to the fastening post 23.

A plurality of placing grooves 21 suitable for placing the battery fixing plates 5 are formed on the inner wall of the rear cover 2, the battery fixing plates 5 are limited between the placing grooves 21 and the fastening pieces 8, and the battery fixing pieces can rotate between the placing grooves 21 and the fastening pieces; a plurality of placement ribs 22 are also arranged on the inner side of the placement groove 21.

The positioning groove 31 is provided on the inner wall of the battery holder 3 between two adjacent batteries.

The battery frame 3 is formed with a plurality of battery slots 32 for accommodating and communicating with the batteries, so as to facilitate the placement of the batteries.

The cell walls of the plurality of cell slots 32 are respectively provided with a spring piece 34, that is, the cell wall of each cell slot 32 is provided with a spring piece 34, and the spring pieces 34 can apply pressure to the cells when the cells are placed in the cell slots 32, so as to prevent the cells from falling out.

The battery frame 3 is arranged at the end part inside the shell 1 and is provided with a battery connecting plate 4, the battery connecting plate 4 is connected with a circuit board, a separation column 41 which can separate batteries in the battery grooves 32 is arranged in the middle of the battery connecting plate 4, the battery pack 6 can be separated in each battery groove 32, the battery connecting plate 4 is provided with a copper sheet 7, and the battery frame 3 is connected with the battery connecting plate 4 through a clamping hook 36.

The battery connecting plate 4 is provided with an anti-tilting protrusion for preventing the battery from being tilted to connect with a circuit; this structure can prevent the circuit from being conducted when the battery is reversely assembled.

The middle part of the battery fixing plate 5 is provided with a fastening hole 52, a fastening step 53 is arranged in the fastening hole 52, the fastening step 53 can enable the fastener 8 to be hidden in the fastening hole 52, and the fastening post 23 can be inserted into the fastening step 53.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (9)

1. The utility model provides a location mounting structure of group battery, its characterized in that, including can follow rotatory battery fixed plate (5) that set up in its bottom of back lid (2) circumference, the edge of battery fixed plate (5) is provided with two looks settings, the outside reference column (51) that extend of vertical direction, and casing (1) are inserted and are equipped with battery frame (3) that are used for installing group battery (6), battery frame (3) inner wall is equipped with and is suitable for reference column (51) male constant head tank (31), reference column (51) are triangular prism shape structure, and its cross section increases gradually from the head to the root.

2. The positioning and mounting structure of a battery pack according to claim 1, wherein the battery frame (3) is at least partially disposed outside the casing (1); the positioning column (51) is higher than the opening end of the rear cover (2).

3. The positioning and mounting structure of a battery pack according to claim 1, wherein the battery fixing plate (5) is rotatably fixed to the bottom of the rear cover (2) by a fastener (8), and a fastening hole (52) adapted to pass through the fastener (8) is provided in the middle of the battery fixing plate (5).

4. A positioning and mounting structure of a battery pack according to claim 3, wherein a plurality of placement grooves (21) adapted to the placement of the battery fixing plate (5) are formed on the inner wall of the rear cover (2), and the battery fixing plate (5) is restrained between the placement grooves (21) and the fastener (8).

5. The positioning and mounting structure of a battery pack according to claim 1, wherein the positioning grooves (31) are provided on the inner wall of the battery frame (3) between two adjacent batteries.

6. The positioning and mounting structure of a battery pack according to claim 1, wherein the battery holder (3) is formed with a plurality of battery grooves (32) which accommodate the batteries and are communicated; spring pieces (34) are respectively arranged on the groove walls of the battery grooves (32).

7. The positioning and mounting structure of a battery pack according to claim 1, wherein a battery connection board (4) is provided at an end portion of the battery rack (3) disposed inside the casing (1), the battery connection board (4) being in communication with a circuit board.

8. The positioning and mounting structure of a battery pack according to claim 7, wherein a partition column (41) that can partition the battery pack (6) in the battery container (32) is provided in the middle of the battery connecting plate (4).

9. The positioning and mounting structure of a battery pack according to claim 7, wherein the battery connecting plate (4) is provided with a flip-chip preventing protrusion for preventing the battery from flip-chip connecting a circuit.