CN217559751U

CN217559751U - Detachable and rechargeable flashlight tail cover structure and flashlight

Info

Publication number: CN217559751U
Application number: CN202221421645.9U
Authority: CN
Inventors: 周述举; 张驰; 陈琴
Original assignee: Shenzhen Olight eCommerce Technology Co Ltd
Current assignee: Aolei Technology Group Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-10-11
Anticipated expiration: 2032-06-09

Abstract

The utility model belongs to the technical field of the mobile lighting equipment, especially, relate to a can dismantle, chargeable flashlight tail-hood structure and flashlight. Comprises a cylinder body shell, wherein the tail end of the cylinder body shell is provided with an internal thread; the outer side of a tail cover shell connected to the tail end of the barrel body shell is provided with external threads, an accommodating space is formed in the tail cover shell, a channel extending to the inner end face of the tail cover shell is arranged at the center of the accommodating space, and a regular polygon opening used for being matched with an inner angle wrench is formed in the outer end face of the tail cover shell of the channel; the conductive column is arranged in the channel, and the outer end face of the tail cover shell is provided with a conductive part which is used for being connected with an external charging seat; and the PCB is arranged in the accommodating space and is respectively electrically connected with the conductive columns and the conductive parts, and the PCB is provided with a conductive component for electrically connecting with the rechargeable battery of the flashlight. The utility model discloses can charge and take out the tailcap through the rotatory mode of screw thread and change the battery to the flashlight of tail cap to can compatible rectangle, promote to use and experience.

Description

Detachable and rechargeable flashlight tail cover structure and flashlight

Technical Field

The utility model belongs to the technical field of the mobile lighting equipment, especially, relate to a can dismantle, chargeable flashlight tail-hood structure and flashlight.

Background

The cylinder body of a common flashlight is cylindrical, the detachable connection of the cylinder body and the tail cover is realized in a mode that the tail end of the cylinder body is provided with an external thread and the tail cover is provided with an internal thread, so that the battery is convenient to replace; for some flashlights which are charged through the tail part of the flashlight, the tail part of the flashlight is generally designed to be incapable of disassembling and replacing batteries, so that the flashlight is not convenient to disassemble and maintain; the barrel body of the partial flashlight is rectangular, so that the tail cover is difficult to align accurately with the barrel body when being installed on the barrel body, the appearance is influenced, and therefore the tail part of the partial flashlight is mostly designed to be incapable of disassembling and replacing batteries, so that the batteries are inconvenient to replace and poor in use experience.

Accordingly, there is a need for a removable, rechargeable tail cap structure and flashlight that is compatible with a rectangular flashlight.

Disclosure of Invention

An object of the utility model is to prior art not enough, provide a can dismantle, chargeable flashlight tail-hood structure and flashlight, can charge and take out the tail-hood through the screw thread rotation mode through the flashlight of tail-hood and change the battery to can compatible rectangle flashlight, promote to use and experience.

In order to realize the purpose, the utility model adopts the following technical scheme:

a removable, rechargeable flashlight tail cap structure, comprising:

the tail end of the cylinder body shell is provided with an internal thread;

the tail cover shell is connected to the tail end of the barrel body shell, an external thread matched with the internal thread is arranged on the outer side of the tail cover shell, an accommodating space is formed in the tail cover shell, a channel extending to the inner end face of the tail cover shell is arranged in the center of the accommodating space, and a regular polygon opening used for being matched with an internal angle wrench is formed in the center of the outer end face of the tail cover shell of the channel;

the conductive column is arranged in the channel, the outer end face of the tail cover shell is provided with a conductive part, and the conductive column and the conductive part are used for being connected with an external charging seat;

the PCB is arranged in the accommodating space and is respectively electrically connected with the conductive posts and the conductive parts, and one side of the PCB, which is close to the opening end of the accommodating space, is provided with a conductive component for being electrically connected with a rechargeable battery of the flashlight.

Further, the tail cover shell is made of a conductive material, the PCB is electrically connected with the inner side wall of the tail cover shell, and the conductive column is surrounded with an insulating sleeve between the inner side walls of the channels.

Furthermore, still be equipped with first elastic component between leading electrical pillar and the PCB board, lead electrical pillar with pass through between the PCB board electricity is connected by first elastic component.

Preferably, the inner side wall of the tail cover shell is provided with a step part, the edge of the PCB is close to the step part, and the step part is electrically connected with the PCB through a wave spring.

Preferably, the insulating sleeve is sleeved with a first waterproof ring.

Furthermore, a magnetic part attached to the inner end face of the tail cover shell is further arranged in the accommodating space and used for adsorbing the external charging seat.

Further, the conductive assembly comprises an insulating support installed at the opening end of the accommodating space, a conductive cap is arranged at the center of the insulating support, a conductive elastic line is further arranged on the insulating support, and the conductive cap and the conductive elastic line are electrically connected with the PCB.

Preferably, a second waterproof ring is further sleeved on the outer side of the tail cover shell.

Preferably, a waterproof gasket is further arranged between one end of the channel close to the PCB and the PCB.

The utility model also provides a flashlight, include a can dismantle, chargeable flashlight tail-hood structure, install rechargeable battery in the stack shell and with the light source that rechargeable battery electricity is connected, outside charging seat can pass through lead electrical pillar with the conductive part does rechargeable battery charges.

The utility model has the advantages that:

the utility model has the advantages that the internal thread of the cylinder shell is matched with the external thread of the tail cover shell, and the center of the outer end face of the tail cover shell is provided with the regular polygon opening, so that the tail cover can be installed on the cylinder shell or detached from the cylinder shell in a rotating way by using the inner angle wrench matched with the regular polygon opening; the conductive column is arranged in the channel and the conductive part is arranged on the outer end face of the tail cover shell, so that an external charging seat is convenient to charge the rechargeable battery of the flashlight; the tail cover shell is made of a conductive material, and the insulating sleeve is arranged between the conductive column and the inner side wall of the channel, so that the whole tail cover shell can be conveniently used as a negative electrode of the charging interface; the first elastic piece is arranged between the conductive column and the PCB, so that the conductive column can be conveniently reset and is electrically connected with the PCB through the first elastic piece; the stepped part and the wave spring are arranged on the inner side wall of the tail cover shell, so that the stability of electric connection between the PCB and the tail cover shell is improved; the magnetic part is arranged, so that magnetic attraction charging can be realized by matching with an external charging seat; the conductive cap and the conductive elastic wire are arranged, so that the electric connection between the PCB and the rechargeable battery is realized, and the stability of the electric connection is ensured; the tail cover has a waterproof function by arranging the first waterproof ring, the second waterproof ring and the waterproof gasket; the utility model discloses can charge and take out the tailcap through the screw thread rotation mode and change the battery to the flashlight of compatible rectangle through the tailcap to promote and use experience.

Drawings

FIG. 1 is an exploded view of the flashlight and charging stand of the present invention;

FIG. 2 is a schematic diagram of the explosion structure of the tail cover of the present invention;

FIG. 3 is a schematic diagram of the explosion structure of the tail cover of the present invention;

fig. 4 is an exploded view of the conductive assembly of the present invention;

FIG. 5 is a cross-sectional view of the tail cap and charging seat of the present invention;

the labels in the figure are: 1-barrel shell, 110-internal thread; 2-tail cap shell, 210-external thread, 220-accommodation space, 230-channel, 240-regular polygon opening, 250-conductive part, 260-step part; 3-a conductive post; 4-a PCB board; 5-conductive component, 510-insulating support, 520-conductive cap, 530-conductive elastic wire, 540-second elastic piece; 6-an insulating sleeve; 7-a first elastic member; 8-wave spring; 9-a first waterproof ring; 10-a magnetic member; 11-a second waterproof ring; 12-a waterproof gasket; 13-a light source; 14-a rechargeable battery; 15-an insulating sheet; 16-external charging cradle.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed 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 to implicitly indicate 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 limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-5, there is shown an embodiment of a detachable and rechargeable flashlight tail cap structure and flashlight of the present invention.

Referring to fig. 1, 2 and 3, a removable, rechargeable flashlight tail cap structure includes:

the cylinder body shell 1, the end of the cylinder body shell 1 is provided with an internal thread 110;

a tail cap housing 2 connected to the end of the barrel housing 1, the outer side of the tail cap housing 2 is provided with an external thread 210 matching with the internal thread 110, an accommodating space 220 is formed in the tail cap housing 2, a channel 230 extending to the inner end face of the tail cap housing 2 is arranged at the center of the accommodating space 220, and a regular polygon opening 240 for matching with an internal angle wrench is formed at the center of the outer end face of the tail cap housing 2 by the channel 230;

the conductive column 3 is installed in the channel 230, the outer end face of the tail cover shell 2 is provided with a conductive part 250, and the conductive column 3 and the conductive part 250 are used for being connected with an external charging seat 16;

the PCB 4 and the PCB 4 which are arranged in the accommodating space 220 are respectively electrically connected with the conductive column 3 and the conductive part 250, and one side of the PCB 4 which is close to the opening end of the accommodating space 220 is provided with a conductive component 5 which is used for electrically connecting with the rechargeable battery 14 of the flashlight.

In the above embodiment, the internal thread 110 of the barrel housing 1 and the external thread 210 of the tail cap housing 2 are matched with each other to realize threaded connection, the center of the outer end surface of the tail cap housing 2 is provided with the regular polygon opening 240, when the tail cap needs to be mounted on the barrel housing 1 or dismounted from the barrel housing 1, an internal angle wrench matched with the regular polygon opening 240 is used to extend into the regular polygon opening 240 to enter the passage 230, that is, the tail cap housing 2 can rotate along with the rotation by rotating the internal angle wrench; because the mode that the internal thread 110 of the cylinder body shell 1 is matched with the external thread 210 of the tail cover shell 2 is adopted, the appearance shape of the tail cover shell 2 does not need to be the same as the appearance of the cylinder body, so that the flashlight with the rectangular cylinder body can be compatible, and the tail cover does not need to be accurately aligned with the cylinder body shell 1. Referring to fig. 5, when the rechargeable battery 14 built in the flashlight needs to be charged, the external charging seat 16 is attached to the outer end surface of the tail cover housing 2, the conductive column 3 in the channel 230 is electrically connected to the conductive portion 250 at the outer end surface of the tail cover housing 2, the conductive column 3 and the conductive portion 250 are connected to the PCB 4, and the conductive assembly 5 is arranged on the side of the PCB 4 opposite to the conductive column 3 for connecting the rechargeable battery 14, so that the tail cover has a function of a charging interface. In the present embodiment, the regular polygonal opening 240 is a regular hexagonal hole, and is assembled and disassembled by matching with an internal hexagonal wrench.

In an alternative embodiment, the tail cap housing 2 is made of an insulating material, and the conductive part 250 is a conductive ring fixed on the tail cap housing 2, and the conductive ring can be connected to the accommodating space 220 of the tail cap housing 2 through an opening on the tail cap housing 2; in this embodiment, tail-hood casing 2 is made by electrically conductive material, PCB board 4 is connected with tail-hood casing 2's inside wall electricity, still be equipped with the insulating cover 6 that encircles electrically conductive post 3 between electrically conductive post 3 and the inside wall of passageway 230, wherein, electrically conductive portion 250 is for setting up the cyclic annular arch on tail-hood casing 2, can cooperate electrically conductive post 3 in the passageway 230 to realize and the outside location between charging seat 16, and at this moment, electrically conductive post 3 is as the positive pole of the interface that charges, and whole tail-hood casing 2 is as the negative pole of the interface that charges.

Referring to fig. 5, in the above embodiment, a first elastic member 7 is further disposed between the conductive pillar 3 and the PCB 4, and the conductive pillar 3 is electrically connected to the PCB 4 through the first elastic member 7. The inner side wall of the tail cover shell 2 is provided with a step part 260, the edge of the PCB 4 is close to the step part 260, and the step part 260 and the PCB 4 are electrically connected through a wave spring 8. In the embodiment, the conductive pillar 3 cooperates with the first elastic member 7, the conductive pillar 3 is close to the regular polygon opening 240 under the elastic force of the first elastic member 7, when the inner angle wrench is extended into the channel 230 through the regular polygon opening 240, the inner angle wrench will extrude the first elastic member 7 through the conductive pillar 3, and the conductive pillar 3 moves toward the PCB 4 and vacates the space of the channel 230; when the interior angle wrench is taken out, the conductive posts 3 are reset under the elastic force of the first elastic piece 7, so that the external charging seat 16 is conveniently matched to realize the charging function, wherein the first elastic piece 7 is simultaneously used for realizing the electric connection between the conductive posts 3 and the PCB 4. In an embodiment, the first elastic member 7 is a spring.

Referring to fig. 2, in the above embodiment, a magnetic member 10 attached to the inner end surface of the tail cover housing 2 is further disposed in the accommodating space 220 for attracting the external charging socket 16, wherein the magnetic member 10 is a ring magnet and is mounted on the inner end surface of the tail cover housing 2, and the middle position of the magnetic member 10 is the position of the channel 230 and the conductive pillar 3.

Referring to fig. 4, in the above embodiment, the conductive assembly 5 includes an insulating support 510 installed at the open end of the accommodating space 220, a conductive cap 520 is disposed at the center of the insulating support 510, a conductive elastic wire 530 is further disposed on the insulating support 510, and both the conductive cap 520 and the conductive elastic wire 530 are electrically connected to the PCB 4. In an embodiment, the insulating bracket 510 is installed at the open end of the accommodating space 220, the insulating bracket 510 is annular as a whole, the middle region is provided with a conductive cap 520 as a charging anode, and the peripheral region is provided with a conductive elastic wire 530 as a charging cathode; a second elastic member 540 is further disposed between the conductive cap 520 and the PCB 4, and is used for resetting the conductive cap 520 and achieving electrical connection between the conductive cap 520 and the PCB 4. In the embodiment, the second elastic member 540 is a spring, and an insulating sheet 15 adhered to the insulating holder 510 is further provided at the open end of the receiving space 220 to separate the edge portion of the tail cover housing 1 from the rechargeable battery 14 mounted in the flashlight and prevent the tail cover housing 1 from contacting the rechargeable battery 14.

Referring to fig. 2, in the above embodiment, the insulating sleeve 6 is sleeved with the first waterproof ring 9; a second waterproof ring 11 is sleeved on the outer side of the tail cover shell 2; a waterproof gasket 12 is also provided between one end of the channel 230 near the PCB board 4 and the PCB board 4. In an embodiment, the first waterproof ring 9 on the insulating sleeve 6 can prevent water from entering the channel 230 through a gap between the insulating sleeve 6 and the regular polygonal opening 240; the second waterproof ring 11 on the outer side of the tail cover shell 2 can prevent water from entering the barrel shell 1 through a gap between the tail cover shell 2 and the barrel shell 1; the waterproof gasket 12 disposed at the end of the channel 230 away from the regular polygon opening 240 can also perform the insulating function while performing the waterproof function.

Referring to fig. 1, the present embodiment further provides a flashlight including the above-mentioned detachable and rechargeable flashlight tail cover structure, a rechargeable battery 14 and a light source 13 electrically connected to the rechargeable battery 14 are installed in the body housing 1, and the external charging socket 16 can charge the rechargeable battery 14 through the conductive post 3 and the conductive portion 250.

In summary, the present embodiment provides a detachable and rechargeable flashlight tail cap structure and a flashlight, wherein the internal thread 110 of the barrel housing 1 is matched with the external thread 210 of the tail cap housing 2, and the center of the outer end face of the tail cap housing 2 is provided with a regular polygon opening 240, so that the tail cap can be rotatably mounted on the barrel housing 1 or detached from the barrel housing 1 by using an internal angle wrench adapted to the regular polygon opening 240; by providing the conductive post 3 within the channel 230 and the conductive portion 250 at the outer end face of the tail cap housing 2, it is convenient to use the external charging dock 16 to charge the rechargeable battery 14 of the flashlight; the tail cover shell 2 is made of a conductive material, and the insulating sleeve 6 is arranged between the conductive column 3 and the inner side wall of the channel 230, so that the whole tail cover shell 2 is conveniently used as a negative electrode of a charging interface; the first elastic piece 7 is arranged between the conductive column 3 and the PCB 4, so that the conductive column 3 is convenient to reset and is electrically connected with the PCB 4 through the first elastic piece 7; the stepped part 260 and the wave spring 8 are arranged on the inner side wall of the tail cover shell 2, so that the stability of electric connection between the PCB 4 and the tail cover shell 2 is improved; by arranging the magnetic part 10, the magnetic charging can be realized by matching with an external charging seat 16; the electrical connection between the PCB board 4 and the rechargeable battery 14 is achieved and the stability of the electrical connection is ensured by providing the conductive cap 520 and the conductive elastic wire 530; the tail cover has a waterproof function by arranging the first waterproof ring 9, the second waterproof ring 11 and the waterproof gasket 12; the embodiment can charge the flashlight through the tailcap and take out the tailcap through the screw thread rotation mode and change the battery to can compatible rectangle flashlight, promote to use and experience.

The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A removable, rechargeable flashlight tail cap structure, comprising:

the cylinder body shell (1), wherein the tail end of the cylinder body shell (1) is provided with an internal thread (110);

the tail cover shell (2) is connected to the tail end of the barrel body shell (1), an external thread (210) matched with the internal thread (110) is arranged on the outer side of the tail cover shell (2), an accommodating space (220) is formed in the tail cover shell (2), a channel (230) extending to the inner end face of the tail cover shell (2) is arranged in the center of the accommodating space (220), and a regular polygon opening (240) matched with an internal angle wrench is formed in the center of the outer end face of the tail cover shell (2) of the channel (230);

the conductive column (3) is installed in the channel (230), a conductive part (250) is arranged on the outer end face of the tail cover shell (2), and the conductive column (3) and the conductive part (250) are used for being connected with an external charging seat (16);

install in PCB board (4) in accommodation space (220), PCB board (4) respectively with lead electrical pillar (3) electrically conductive portion (250) are connected, PCB board (4) are close to one side of the open end of accommodation space (220) is equipped with conducting component (5) for be connected with rechargeable battery (14) electricity of flashlight.

2. A detachable and rechargeable flashlight tail cap structure according to claim 1, wherein the tail cap housing (2) is made of an electrically conductive material, the PCB board (4) is electrically connected to an inner side wall of the tail cap housing (2), and an insulating sleeve (6) surrounding the conductive post (3) is further disposed between the conductive post (3) and the inner side wall of the channel (230).

3. A detachable and chargeable tail cap structure of flashlight according to claim 2, wherein a first elastic member (7) is further disposed between the conductive post (3) and the PCB board (4), and the conductive post (3) and the PCB board (4) are electrically connected through the first elastic member (7).

4. A detachable and rechargeable flashlight tail cap structure according to claim 2, characterized in that the inner side wall of the tail cap housing (2) is provided with a step (260), the edge of the PCB board (4) is close to the step (260), and the step (260) and the PCB board (4) are electrically connected through a wave spring (8).

5. A detachable and rechargeable flashlight tail cap structure according to claim 2, characterized in that the insulating sleeve (6) is sleeved with a first waterproof ring (9).

6. The flashlight tail cap structure of claim 1 wherein a magnetic member (10) attached to the inner end surface of the tail cap housing (2) is disposed in the receiving space (220) for attracting the external charging socket (16).

7. A detachable and chargeable tail cap structure of electric torch according to claim 1, wherein the conductive assembly (5) comprises an insulating bracket (510) installed at the open end of the accommodating space (220), a conductive cap (520) is installed at the center of the insulating bracket (510), a conductive elastic wire (530) is further installed on the insulating bracket (510), and both the conductive cap (520) and the conductive elastic wire (530) are electrically connected with the PCB board (4).

8. A detachable and chargeable tail cap structure of electric torch according to claim 1, characterized in that the outer side of the tail cap shell (2) is sleeved with a second waterproof ring (11).

9. A detachable and rechargeable flashlight tail cap structure according to claim 1, characterized in that a waterproof gasket (12) is further provided between one end of the channel (230) near the PCB board (4) and the PCB board (4).

10. A flashlight including a removable rechargeable flashlight tail cap structure as claimed in any one of claims 1 to 9, wherein a rechargeable battery (14) and a light source (13) electrically connected to the rechargeable battery (14) are mounted in the body case (1), and the external charging socket (16) is capable of charging the rechargeable battery (14) through the conductive post (3) and the conductive portion (250).