Alarm battery compartment and alarm device

Abstract

The utility model provides an alarm and a battery compartment thereof, the battery compartment comprises a battery compartment shell and a pair of battery contact pieces, a battery mounting cavity is arranged in the battery compartment shell, two ends in the mounting cavity are provided with insert slots for mounting the battery contact pieces, the middle area of the battery contact pieces is provided with a hollow window, and the hollow window is connected with the battery contact pieces. A protruding cell panel is arranged in the hollowed-out window, the cell panel is integrally connected with the inner edge of the hollowed-out window, the edge of one side of the cell contact piece extends to form a printed board contact plate bent in an arc shape, the printed board contact plate is used for abutting against and making contact with a printed circuit board of the alarm under the limiting effect of the inserting piece inserting groove, and the cell contact piece is designed to be of an integral structure. The battery compartment is arranged in the battery compartment shell and is matched with a slot structure at a corresponding position in the battery compartment shell to realize stable matched installation, good contact with a battery electrode is ensured through a raised battery panel at one side, and the stability of contact and conduction with a printed circuit board is ensured through direct contact and conduction with the printed circuit board in the alarm through a printed board touch panel arranged at the other end of the battery compartment shell.

Description

Technical Field

[0001] The utility model relates to the technical field of alarms, in particular to an alarm battery compartment and an alarm device. Background Art

[0002] The common battery alarms on the market have a battery compartment inside, in which the battery is installed to supply the alarm with working power, and the battery contacts are arranged in this position to cooperate with the electrode plates of the battery. The battery contacts generally used are made of multiple metal sheet structures welded together or fixed in other ways, and are functionally divided into parts for installation and positioning with the battery compartment and parts for electrical connection with the printed circuit board.

[0003] Reference Manual Attached Figure 6 It is a common design in the prior art, including a rod-shaped plug-in fixing part a, a contact part b that contacts the battery electrode, and a conductive part c for electrically connecting to the printed circuit board. This type of battery contact assembly has a complex structure and a complicated manufacturing process, which significantly increases the overall production cost of the alarm; and due to the complex structure, it has poor durability and is prone to damage during use.

[0004] In summary, the battery contact structure of the existing alarm has the technical problems of complex structure and high cost. Utility Model Content

[0005] The utility model has a printed circuit board contact plate bent in an arc shape extending from the edge of one side thereof, which is used for contacting with the printed circuit board of the alarm under the limiting effect of the inserting slot.

[0006] The battery compartment design of the alarm provided by the utility model is optimized on the traditional battery storage structure, especially the battery contact therein, and the battery contact design adopts an integral one-piece structure, that is, a metal sheet is subjected to a series of shaping processes to obtain a finished battery contact, and the battery contact is stably installed in coordination with the slot structure at the corresponding position in the battery compartment shell, and the battery plate protruding on one side ensures good contact with the battery electrode, and the printed circuit board contact arranged at the other end is directly contacted and connected with the printed circuit board in the alarm, especially the printed circuit board contact is arranged with an arc-shaped bend, and a certain elasticity is provided through the structure to ensure the stability of contact and conduction with the printed circuit board. The design avoids the separation of the functional parts through the optimization of the overall structure, and obtains the complete battery contact by assembly or welding, which greatly simplifies the structural design of the battery contact, and the optimization of the structure ensures its actual application effect, fully meets the needs of circuit conduction, and effectively solves the technical problems of the battery contact structure of the existing alarm that the structure is complex and the cost is high.

[0007] As a preferred solution, the insert slot is plugged into and matched with the side edges of the battery contact, and a notch structure facing the installation cavity is provided in the middle of the insert slot, so that the battery board can extend into the installation cavity and contact and conduct with the electrodes of the battery installed inside. This design optimizes the matching structure between the insert slot and the battery contact, and since there is a protruding battery board on one side, a notch structure is provided to ensure the contact effect between the protrusion and the battery electrode, so as to prevent the insert slot from hindering the extension of the battery board.

[0008] As a preferred solution, the printed circuit board contact plate is provided with a circular boss at its end in the direction of the printed circuit board below, which is used to increase the contact area with the printed circuit board of the alarm through this structure to improve the stability of conduction. This design optimizes the structural design of the printed circuit board contact plate in the battery contact sheet, and specifically provides a circular boss at the end of the printed circuit board contact plate. Through this structure, the stability of contact with the printed circuit board of the alarm is increased, and the conduction stability of the circuit is further optimized.

[0009] As a preferred solution, the side edges of the battery contacts are provided with boss structures on the board surface, and the boss structures are used to press against the surface of the insert slot to improve the insertion stability of the battery contacts. By providing raised boss structures on both sides of the battery contacts and on both sides of the outer edges of the middle hollow window, when the battery contacts are inserted into the slots, they can press against the inner edges of the slots to ensure the tightness of the insertion and prevent them from falling off easily after being installed in place.

[0010] As a preferred solution, the tip of the battery plate has a bent plate surface structure to enhance the stability of contact with the battery electrode and avoid damage to the battery end surface. This design optimizes the end structure design of the battery plate, with a bent plate surface structure, thereby preventing the sheet-shaped plate end from directly abutting against the battery electrode and avoiding scratches on the battery surface.

[0011] As a preferred solution, the boss structure and the circular boss are both obtained by stamping the plate surface and are integrated with the plate surface. This design optimizes the boss structure and the circular boss structure, both of which are obtained by stamping the contact sheet plate surface, simplifies the processing method of the structure, and keeps the cost of the structure low while ensuring the practical effect of the structure.

[0012] The utility model also provides an alarm device, including an alarm sound mechanism, a printed circuit board, an alarm housing, and an alarm battery compartment as described in any one of the above. Since the above alarm battery compartment has the above beneficial effects, the alarm battery compartment should also have corresponding beneficial effects. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A schematic diagram of the overall structure of a battery compartment of an alarm provided by the utility model;

[0014] Figure 2 for Figure 1 A schematic diagram of the structure of the battery contacts of the alarm battery compartment;

[0015] Figure 3 for Figure 2 A schematic diagram of the side structure of the battery contact sheet;

[0016] Figure 4 for Figure 1 A schematic diagram of the partial structure inside the battery compartment shell of the middle alarm battery compartment;

[0017] Figure 5 A schematic diagram of the exploded structure of an alarm device provided by the utility model;

[0018] Figure 6 It is a common battery contact design in the prior art.

[0019] in, Figure 1-Figure 6 middle:

[0020] 1. Battery compartment shell; 2. Battery contacts; 2-1. Battery board; 2-2. Printed circuit board contacts; 2-3. Boss structure; 2-4. Hollow window; 2-5. Bent plate structure; 2-6. Circular boss; 3. Mounting cavity; 4. Insert slot; 5. Notch structure; 6. Alarm sound mechanism; 7. Alarm shell; 8. Printed circuit board; a. Plug-in fixing part; b. Contact part; c. Conductive part. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] Before explaining the working principle of the present invention in detail, the description of the present invention needs to be further explained: In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0023] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, a direct connection, an indirect connection through an intermediate medium, or a welding connection between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] refer to Figure 1-Figure 4 The following embodiments are described, Figure 1 A schematic diagram of the overall structure of a battery compartment of an alarm provided by the utility model; Figure 2 for Figure 1 A schematic diagram of the structure of the battery contacts of the alarm battery compartment; Figure 3 for Figure 2 A schematic diagram of the side structure of the battery contact sheet; Figure 4 for Figure 1 Schematic diagram of the partial structure inside the battery compartment shell of the alarm battery compartment.

[0025] The alarm battery compartment provided in this embodiment includes a battery compartment shell 1 and a pair of battery contacts 2 installed in the battery compartment shell 1. The battery compartment shell 1 is provided with an installation cavity 3 for accommodating the battery, and both ends of the installation cavity 3 are provided with plug-in slots 4 for installing the battery contacts 2. A hollow window 2-4 is provided in the middle area of ​​the battery contact 2, and a raised battery plate 2-1 is provided in the hollow window 2-4. The battery plate 2-1 is integrally connected to the inner edge of the hollow window 2-4. The battery contact 2 extends a printed circuit board contact 2-2 bent in an arc shape at the edge of one side thereof, which is used to contact the printed circuit board 8 of the alarm under the limiting action of the plug-in slot 4.

[0026] The battery compartment design of the alarm provided by the utility model is optimized on the traditional battery storage structure, especially the battery contact 2 therein, the battery contact 2 is designed to adopt an integral one-piece structure, that is, a metal sheet is subjected to a series of shaping processes to obtain the finished battery contact 2, and the battery contact 2 is stably installed in coordination with the slot structure at the corresponding position in the battery compartment housing 1, and the battery plate 2-1 protruding on one side ensures good contact with the battery electrode, and the printed circuit board contact 2-2 set at the other end is directly in contact with the printed circuit board 8 in the alarm, especially the printed circuit board contact 2-2 is set with an arc-shaped bend, and the structure provides a certain elasticity to ensure the stability of contact and conduction with the printed circuit board 8. The design avoids the separation of the functional parts through the optimization of the overall structure, and obtains the complete battery contact 2 by assembly or welding, which greatly simplifies the structural design of the battery contact 2, and the optimization of the structure ensures its actual application effect, fully meets the needs of circuit conduction, and effectively solves the technical problems of the battery contact 2 structure of the existing alarm that the structure is complex and expensive.

[0027] In the technical solution provided by this embodiment, the plug-in slot 4 is plugged and matched with the side edges of the battery contact 2 on both sides, and a notch structure 5 facing the installation cavity 3 is provided in the middle of the plug-in slot 4, so that the battery panel 2-1 can extend into the installation cavity 3 and contact and conduct with the electrodes of the battery installed inside. This design optimizes the matching structure between the plug-in slot 4 and the battery contact 2. Since the battery panel 2-1 has a protrusion on one side, the notch structure 5 is provided to ensure the contact effect between the protrusion and the battery electrode, so as to prevent the plug-in slot 4 from hindering the extension of the battery panel 2-1.

[0028] In the technical solution provided in this embodiment, the printed circuit board contact plate 2-2 is provided with a circular boss 2-6 at its end in the direction toward the printed circuit board 8 below, which is used to increase the contact area with the printed circuit board 8 of the alarm through this structure to improve the stability of conduction. This design optimizes the structural design of the printed circuit board contact plate 2-2 in the battery contact sheet 2, and specifically provides a circular boss 2-6 at the end of the printed circuit board contact plate 2-2. Through this structure, the stability of contact with the printed circuit board 8 of the alarm is increased, and the conduction stability of the circuit is further optimized.

[0029] In the technical solution provided in this embodiment, the side edges of the battery contact 2 are provided with boss structures 2-3 on the board surface, and the boss structures 2-3 are used to press against the surface of the inserting slot 4 to improve the insertion stability of the battery contact 2. By providing raised boss structures 2-3 on both sides of the battery contact 2 and on both sides of the outer edge of the middle hollow window 2-4, when the battery contact 2 is inserted into the slot, it can press against the inner edge of the slot to ensure the tightness of the insertion and prevent it from being easily moved and falling off after being installed in place.

[0030] In the technical solution provided in this embodiment, the tip of the battery plate 2-1 has a bent plate surface structure 2-5 to enhance the stability of contact with the battery electrode and avoid damage to the battery end surface. This design optimizes the end structure design of the battery plate 2-1, which has a bent plate surface structure 2-5, thereby preventing the sheet-shaped plate end from directly contacting the battery electrode and avoiding scratches on the battery surface.

[0031] In the technical solution provided by this embodiment, the boss structure 2-3 and the circular boss 2-6 are both obtained by stamping the plate surface and are integrated with the plate surface. This design optimizes the structure of the boss structure 2-3 and the circular boss 2-6, both of which are obtained by stamping the plate surface of the contact piece, simplifies the processing method of the structure, and keeps the cost of the structure low while ensuring the practical effect of the structure.

[0032] refer to Figure 5 The following embodiments are described, Figure 5 The utility model provides an exploded structural diagram of an alarm device.

[0033] This embodiment provides an alarm device, including an alarm sound mechanism 6, a printed circuit board 8, an alarm housing 7, and an alarm battery compartment as in any of the above embodiments. Since the alarm battery compartments in the above embodiments have the above beneficial effects, the alarm battery compartment should also have corresponding beneficial effects.

[0034] Although the disclosure is disclosed as above, the protection scope of the disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the protection scope of the utility model.

Claims

1. An alarm battery compartment, comprising a battery compartment housing (1) and a pair of battery contacts (2) installed in the battery compartment housing (1), characterized in that: The battery compartment shell (1) is provided with an installation cavity (3) for accommodating a battery, and both ends of the installation cavity (3) are provided with insert slots (4) for installing the battery contact (2), and a hollow window (2-4) is provided in the middle area of ​​the battery contact (2), and a battery board (2-1) is provided in the hollow window (2-4), and the battery board (2-1) is integrally connected to the inner edge of the hollow window (2-4) and tilted at a preset angle, and the battery contact (2) extends from the edge of one side thereof to form a printed circuit board contact (2-2) bent in an arc shape, which is used to contact the printed circuit board (8) of the alarm under the limiting action of the insert slot (4).

2. The alarm battery compartment according to claim 1, characterized in that: The insert slot (4) is plugged into and matched with the side edges of the battery contact sheet (2), and a notch structure (5) facing the installation cavity (3) is provided in the middle of the insert slot (4) for the battery panel (2-1) to extend into the installation cavity (3) and to contact and conduct with the electrodes of the battery installed inside.

3. The alarm battery compartment according to claim 2, characterized in that: The printed circuit board contact plate (2-2) is provided with a circular boss (2-6) at one side of its end facing the printed circuit board (8) below, and is used to increase the contact area with the printed circuit board (8) of the alarm through this structure, so as to improve the stability of conduction.

4. The alarm battery compartment according to claim 3, characterized in that: The side edges of both sides of the battery contact sheet (2) are provided with boss structures (2-3) on the board surface, and the boss structures (2-3) are pressed against the surface of the inserting sheet slot (4) to improve the insertion stability of the battery contact sheet (2).

5. The alarm battery compartment according to claim 1, characterized in that: The battery plate (2-1) is provided with a bent plate surface structure (2-5) at one end thereof facing away from the printed circuit board contact plate (2-2) to enhance the stability of contact with the battery electrode and avoid damage to the battery end surface.

6. The alarm battery compartment according to claim 4, characterized in that: The boss structure (2-3) and the circular boss (2-6) are both structures that are integrated with the plate surface by stamping the plate surface.

7. An alarm device, comprising an alarm sound mechanism (6), a printed circuit board (8), an alarm housing (7) and an alarm battery compartment according to any one of claims 1 to 6.

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