CN215569843U - Homopolar power supply anti-falling flashlight - Google Patents

Abstract

The homopolar power supply anti-falling flashlight comprises an illuminating assembly, a flashlight body and a tail cover, wherein a cavity is formed in the flashlight body, the illuminating assembly and the tail cover are located at two ends of the flashlight body, a homodromous power supply and a PCB are fixed in the cavity, the PCB is electrically connected with the illuminating assembly, and the homodromous power supply conducts electricity through elasticity. Through elasticity conductive component and syntropy power contact, the other end and the tail-hood butt of syntropy power, the syntropy power is located the flexible process that the stroke of rocking is less than elasticity conductive component of stack shell promptly, when the flashlight appears falling or the distance rocks, when the syntropy power is located the stack shell extrusion elasticity conductive component, elasticity conductive component all the time with syntropy power contact, prevent to appear falling the circumstances of outage, guaranteed the stability of illumination.

Description

Homopolar power supply anti-falling flashlight

Technical Field

The utility model belongs to the field of flashlight illumination, and relates to a homopolar power supply anti-falling flashlight.

Background

The flashlight is used as a mobile lighting device which is always independently powered, and is commonly used for emergency lighting or outdoor lighting.

The conventional flashlight usually adopts a positive and negative reverse battery as a power supply, and in order to ensure that the interior of the flashlight is in good contact with the power supply, the positive and negative positions of the battery adopt a connection mode of matching an elastic sheet and a spring. This kind of mode is when the flashlight drops or acutely rocks, and the battery can extrude the spring and take place to rock, and the shell fragment of opposite side often the elasticity stroke is less, can appear the condition of battery and shell fragment separation, leads to the phenomenon that the outage appears in the flashlight. Particularly, after the flashlight controlled by the light touch switch is in short power failure, the flashlight can directly enter a extinguishing state. The lighting quality of the flashlight is greatly influenced.

Disclosure of Invention

The utility model aims to provide a homopolar power supply anti-falling flashlight aiming at the defects of the prior art, which is used for overcoming the problem of power failure caused by falling of the flashlight.

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

the utility model provides a homopolar power prevents falling flashlight, includes lighting assembly, stack shell and tail-hood, be equipped with the cavity in the stack shell, lighting assembly and tail-hood are located the stack shell both ends, be fixed with syntropy power and PCB board in the cavity, PCB board and lighting assembly electric connection, the syntropy power passes through elasticity conductive component and connects the PCB board, the tail-hood is used for restricting the degree of freedom of syntropy power with syntropy power butt.

Further, the elastic conductive member includes: the elastic needle, the spring, the fixed seat and the power receiving plate;

one end of the elastic needle and one end of the spring are fixedly connected with the power receiving plate, and the other end of the elastic needle and the other end of the spring are abutted to the electrode of the equidirectional power supply;

the fixing seat is fixedly connected with the power receiving board and used for fixing the power receiving board and limiting the freedom degree of a equidirectional power supply.

Further, the fixing seat is made of an insulating material.

Furthermore, the spring is connected with the positive pole of the equidirectional power supply, and the elastic needle is connected with the negative pole of the equidirectional power supply.

Furthermore, the number of the elastic needles is multiple, and the elastic needles are distributed along the central circumference array of the equidirectional power supply.

Furthermore, the power receiving board is provided with a conductive base, the PCB is provided with a conductive elastic sheet, and the conductive elastic sheet is connected with the conductive base through a screw.

Further, the equidirectional power supply can be replaced by a reverse power supply component;

the reverse power supply assembly comprises a reverse power supply and a conductive shell, the conductive shell is sleeved on the outer side of the reverse battery, and two conductive circuits are arranged at the front end of the conductive shell and are respectively connected with the positive pole and the negative pole of the reverse battery.

By applying the technical scheme of the utility model, the elastic conductive component is contacted with the equidirectional power supply, and the other end of the equidirectional power supply is abutted against the tail cover, namely the shaking stroke of the equidirectional power supply in the cylinder body is smaller than the telescopic process of the elastic conductive component.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the lamp body of the present invention;

FIG. 3 is a schematic view of the resilient conductive member of the present invention;

fig. 4 is a schematic diagram of a PCB board of the present invention.

The labels in the figure are: 100. the lighting assembly comprises a lighting assembly, a barrel body, a tail cover, a power supply, a PCB (printed circuit board), a conductive elastic sheet, a conductive plate, a fixed seat, a spring and a conductive base, wherein the lighting assembly comprises 200 parts of the barrel body, 300 parts of the tail cover, 400 parts of the same-direction power supply, 500 parts of the PCB, 501 parts of the conductive elastic sheet, 600 parts of the power receiving plate, 601 parts of the fixed seat, 602 parts of the elastic needle, 604 parts of the spring and 605 parts of the conductive base.

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 or similar 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 illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

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, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to 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 implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

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

As shown in fig. 1-4, a homopolar power supply anti-falling flashlight comprises an illuminating assembly 100, a barrel body 200 and a tail cover 300, wherein a cavity is arranged in the barrel body 200, the illuminating assembly 100 and the tail cover 300 are positioned at two ends of the barrel body 200, a homodromous power supply 400 and a PCB 500 are fixed in the cavity, the PCB 500 is electrically connected with the illuminating assembly 100, the homodromous power supply 400 is connected with the PCB 500 through an elastic conductive assembly, and the tail cover 300 is abutted against the homodromous power supply 400 and used for limiting the degree of freedom of the homodromous power supply 400. Through elasticity conductive component and syntropy power 400 contact, the other end and the tail-hood 300 butt of syntropy power 400, syntropy power 400 is located the flexible process that the stroke of rocking of stack 200 is less than elasticity conductive component promptly, when the flashlight appears falling or the distance rocks, when syntropy power 400 is located extrusion elasticity conductive component in stack 200, elasticity conductive component contacts with syntropy power 400 all the time, prevent to appear falling the circumstances of outage, guaranteed the stability of illumination.

In this embodiment, the elastic conductive member includes: a spring pin 602, a spring 604, a fixed seat 601 and a power receiving plate 600; one end of the elastic needle 602 and one end of the spring 604 are fixedly connected with the power receiving plate 600, and the other end of the elastic needle abuts against the electrode of the equidirectional power supply 400; the fixing base 601 is fixedly connected to the power receiving board 600, and is used for fixing the power receiving board 600 and limiting the degree of freedom of the equidirectional power supply 400. The fixing seat 601 is clamped with the cylinder body 200 and matched with the tail cover 300 to limit the shaking amplitude of the equidirectional power supply 400, so that the front and back shaking amplitude of the equidirectional power supply 400 is smaller than the elastic amplitude of the elastic needle 602 and the spring 604.

In this embodiment, the fixing base 601 is made of an insulating material. One side of the power receiving board 600 is the PCB board 500, the fixing base 601 is located at the other side of the power receiving board 600, and is close to the battery, the elastic pin 602 and the spring 604 penetrate through the fixing base 601 to abut against the equidirectional power supply 400, and in order to avoid the short circuit phenomenon, the fixing base 601 is made of an insulating material.

In this embodiment, the spring 604 is connected to the positive pole of the equidirectional power source 400, and the elastic pin 602 is connected to the negative pole of the equidirectional power source 400. Considering the structure of the equidirectional power supply 400 and the limited space, the middle part is contacted with the positive pole by using a spring 604, so that the fixation of the equidirectional power supply 400 is more stable.

In this embodiment, the number of the elastic pins 602 is plural, and the elastic pins are distributed along the central circumferential array of the equidirectional power supply 400. The elastic pins 602 distributed in the circumferential array prevent the equidirectional power supply 400 from being separated from the elastic pins 602 due to inclination, so that the electrical connection is more stable.

In this embodiment, the power receiving board 600 is provided with a conductive base 605, the PCB 500 is provided with a conductive elastic sheet 501, and the conductive elastic sheet 501 is connected with the conductive base 605 through a screw. When the power receiving board 600 is mounted, an angle exists between the PCB board 500 and the power receiving board 600, and the power receiving board 600 is connected with the PCB board 500 through the conductive elastic sheet 501 or welded through a wire.

In this embodiment, the equidirectional power supply 400 can be replaced by a reverse power supply component;

the reverse power supply assembly comprises a reverse battery and a conductive shell, the conductive shell is sleeved on the outer side of the reverse battery, and two conductive circuits are arranged at the front end of the conductive shell and are respectively connected with the positive electrode and the negative electrode of the reverse battery. In consideration of the versatility of the product, the equidirectional power supply 400 can be realized by combining the reverse battery and the conductive shell, that is, the equidirectional positive and negative electrodes are realized through the internal circuit of the conductive shell.

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

Claims (7)

1. The utility model provides a homopolar power prevents falling flashlight, includes lighting assembly (100), stack shell (200) and tail-hood (300), be equipped with the cavity in stack shell (200), lighting assembly (100) and tail-hood (300) are located stack shell (200) both ends, a serial communication port, be fixed with syntropy power (400) and PCB board (500) in the cavity, PCB board (500) and lighting assembly (100) electric connection, syntropy power (400) are through elasticity conductive component connection PCB board (500), tail-hood (300) and syntropy power (400) butt are used for restricting the degree of freedom of syntropy power (400).

2. The homopolar-powered anti-fall flashlight of claim 1, wherein said resilient conductive assembly comprises: the device comprises a spring pin (602), a spring (604), a fixed seat (601) and a power receiving plate (600);

one end of the elastic needle (602) and one end of the spring (604) are fixedly connected with the power receiving plate (600), and the other end of the elastic needle is abutted against the electrode of the equidirectional power supply (400);

the fixed seat (601) is fixedly connected with the power receiving plate (600) and used for fixing the power receiving plate (600) and limiting the freedom degree of the equidirectional power supply (400).

3. The homopolar power supply anti-falling flashlight of claim 2, wherein the fixing base (601) is an insulating material.

4. The homopolar power supply anti-falling flashlight of claim 2, wherein the spring (604) is connected with the positive pole of the homopolar power supply (400), and the elastic needle (602) is connected with the negative pole of the homopolar power supply (400).

5. The homopolar power supply anti-falling flashlight of claim 4, wherein the number of the elastic pins (602) is multiple and is distributed along a central circumferential array of the homopolar power supply (400).

6. The homopolar power supply anti-falling flashlight of claim 2, wherein the power receiving board (600) is provided with a conductive base (605), the PCB board (500) is provided with a conductive elastic sheet (501), and the conductive elastic sheet (501) is connected with the conductive base (605) through a screw.

7. The homopolar-powered anti-fall flashlight of claim 1, wherein the co-directional power supply (400) is replaceable as a reverse power supply component;

the reverse power supply assembly comprises a reverse power supply and a conductive shell, the conductive shell is sleeved on the outer side of the reverse battery, and two conductive circuits are arranged at the front end of the conductive shell and are respectively connected with the positive pole and the negative pole of the reverse battery.

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