CN211780328U

CN211780328U - Electric torch

Info

Publication number: CN211780328U
Application number: CN202020738266.7U
Authority: CN
Inventors: 巩涛; 吴鸿斌
Original assignee: Foshan Bay District Innovation Design Institute
Current assignee: Foshan Bay District Innovation Design Institute
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-10-27
Anticipated expiration: 2030-05-07

Abstract

The utility model provides a flashlight, it includes: the shell is provided with an accommodating cavity and a light outlet communicated with the accommodating cavity; the lens is arranged in the accommodating cavity and used for plugging the light outlet, the lens comprises a light outlet surface and a first spherical surface which are opposite, the first spherical surface faces the inside of the accommodating cavity, a lamp groove is formed in the center of the spherical surface of the first spherical surface, and the bottom of the lamp groove is a second spherical surface; the light source is arranged in the accommodating cavity and positioned on one side of the lens far away from the light outlet, and comprises an LED lamp positioned in the lamp trough; the battery is arranged in the accommodating cavity and positioned on one side, far away from the lens, of the light source, and the battery is electrically connected with the light source. The LED lamp is located the light trough, and the light that sends shines through first sphere and goes out the effective illumination scope that can ensure closely, and light shines through the second sphere and goes out to focus on and make effective illumination distance far away, can compromise closely illumination and long-distance illumination.

Description

Electric torch

Technical Field

The utility model relates to the technical field of electrical apparatus, what especially relate to is a flashlight.

Background

When using flashlights for illumination, it is often desirable to obtain a wide range of illumination at close distances and efficient illumination at long distances. Existing flashlights typically only achieve a relatively large range of illumination at close distances or effective illumination at greater distances, which are not compatible.

Therefore, there is also a need to provide a new flashlight to solve the above problems.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned defect of prior art, the utility model provides a can compromise flashlight of closely throwing light on and remote illumination.

The utility model provides a technical scheme that technical problem adopted as follows:

a flashlight, comprising: the light source comprises a shell, a light source and a light source, wherein the shell is provided with an accommodating cavity and a light outlet communicated with the accommodating cavity; the lens is arranged in the accommodating cavity and used for plugging the light outlet, the lens comprises a light outlet surface and a first spherical surface which are opposite, the first spherical surface faces the inside of the accommodating cavity, a lamp groove is formed in the center of the spherical surface of the first spherical surface, and the bottom of the lamp groove is a second spherical surface; the light source is arranged in the accommodating cavity and positioned on one side of the lens far away from the light outlet, the light source comprises an LED lamp, and the LED lamp is positioned in the lamp groove; the battery is arranged in the accommodating cavity and positioned on one side, far away from the lens, of the light source, and the battery is electrically connected with the light source.

Preferably, the housing comprises an upper cartridge shell and a lower cartridge shell, and the upper cartridge shell and the lower cartridge shell are detachably connected to form the accommodating cavity.

Preferably, the flashlight still includes the sealing washer, go up the bobbin case and be equipped with the internal thread, down the bobbin case be equipped with interior screw-thread fit's external screw thread, the sealing washer cover is located down the bobbin case and with the inner wall of last bobbin case is contradicted.

Preferably, the flashlight further comprises a support, the housing is provided with a step portion in the accommodating cavity, one side of the lens facing the light outlet is abutted to the step portion, and the support is arranged in the accommodating cavity and abutted to one side of the lens facing away from the light outlet to restrain the position of the lens.

Preferably, the flashlight further comprises a pressing ring, the pressing ring is fixedly connected with the shell in the accommodating cavity, and the pressing ring is abutted against one side, facing away from the lens, of the support to restrain the position of the support.

Preferably, the flashlight further comprises a first buffer member and a second buffer member, the first buffer member and the second buffer member are located in the accommodating cavity, the first buffer member is located between the step portion and the lens, and the second buffer member is located between the support and the pressing ring.

Preferably, the flashlight further comprises a circuit board, the circuit board is arranged in the accommodating cavity and located between the light source and the battery, and the circuit board is electrically connected with the light source and the battery respectively.

Preferably, the flashlight further comprises a pressing cover and a conductive connector, the pressing cover is mounted at one end, close to the light outlet, of the lower cylinder shell, the pressing cover is provided with a through hole, the battery and the circuit board are both located in the inner cavity of the lower cylinder shell, the conductive connector is electrically connected with the circuit board, and the conductive connector penetrates through the through hole and is used for electrifying the LED lamp.

Preferably, the conductive joint comprises an elastic conductor and a copper cap, the elastic conductor and the copper cap are respectively electrically connected with the circuit board, the elastic conductor and the copper cap both penetrate out of the through hole, and the copper cap is provided with a through hole for the elastic conductor to penetrate through.

Preferably, the flashlight further comprises a USB interface, the battery is a rechargeable battery, and the USB interface is electrically connected with the battery and used for an external power supply to charge the battery.

Compared with the prior art, the utility model discloses mainly there is following beneficial effect:

the LED lamp is located in the light trough, the light that sends passes through first sphere shines away can ensure the effective illumination scope closely, and light shines away through the second sphere and can focus on and make effective illumination distance far away, can compromise closely illumination and long-distance illumination.

Drawings

In order to illustrate the solution of the present application more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.

Fig. 1 is a schematic structural view of a flashlight according to the present invention;

fig. 2 is a cross-sectional view of a flashlight in accordance with the present invention.

Reference numerals:

11-upper cylinder shell, 101-light outlet, 111-step part, 12-lens, 121-first spherical surface, 122-second spherical surface, 123-light outlet surface, 124-lamp groove, 13-bracket, 14-LED lamp, 15-press ring, 16-first buffer part, 17-second buffer part, 21-lower cylinder shell, 22-spring, 23-battery, 24-copper sheet, 25-bridge board, 26-USB interface, 27-circuit board bracket, 28-sealing ring, 29-circuit board, 210-spring, 211-copper cap and 213-press cover.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Fig. 1 is a schematic diagram of a flashlight 100 according to the present invention; fig. 2 is a cross-sectional view of flashlight 100 in accordance with the present invention.

As shown in fig. 1 and 2, a flashlight 100 according to a preferred embodiment of the present invention includes a housing, a lens 12, a bracket 13, an LED lamp 14, a pressing ring 15, a first buffer 16, a second buffer 17, a spring 22, a battery 23, a copper sheet 24, a bridge board 25, a USB interface 26, a circuit board bracket 27, a sealing ring 28, a circuit board 29, a spring 210, a copper cap 211, and a pressing cover 213.

The housing is provided with a containing cavity and a light outlet 101 communicated with the containing cavity. The housing comprises an upper cartridge shell 11 and a lower cartridge shell 21, and the upper cartridge shell 11 and the lower cartridge shell 21 are detachably connected to form an accommodating cavity. Upper cartridge housing 11 and lower cartridge housing 21 may be snap fit or threaded. Preferably, the upper cylinder shell 11 is provided with an internal thread, the lower cylinder shell 21 is provided with an external thread matched with the internal thread, and the sealing ring 28 is sleeved on the lower cylinder shell 21 and is abutted against the inner wall of the upper cylinder shell 11. Therefore, the sealing ring 28 can prevent external dust or moisture from entering the accommodating cavity to influence the operation of the circuit element.

The lens 12 is disposed in the accommodating cavity and seals the light outlet 101, the lens 12 includes a light emitting surface 123 and a first spherical surface 121 opposite to each other, the first spherical surface 121 faces the accommodating cavity, a lamp groove 124 is formed in the center of the spherical surface of the first spherical surface 121, and a groove bottom of the lamp groove 124 is a second spherical surface 122. The lens 12 may be a convex lens having a light-condensing function, and may be made of glass or transparent plastic.

The light source is arranged in the accommodating cavity and positioned on one side of the lens 12 far away from the light outlet 101, the light source comprises an LED lamp 14, and the LED lamp 14 is positioned in the lamp groove 124.

The LED lamp 14 is located the light trough 124, and the light that sends shines out through first sphere 121 and can ensure the effective illumination scope closely, and light shines out through second sphere 122 and can focus on and make effective illumination distance far away, can compromise closely illumination and long-distance illumination.

And the battery 23 is arranged in the accommodating cavity and positioned on one side of the light source far away from the lens 12, and the battery 23 is electrically connected with the light source. The battery 23 is used to power the LED lamp 14. The battery 23 may be a rechargeable battery.

Preferably, the upper barrel casing 11 of the housing is provided with a step portion 111 in the accommodating cavity, one side of the lens 12 facing the light outlet 101 abuts against the step portion 111, and the bracket 13 is provided in the accommodating cavity and abuts against one side of the lens 12 facing away from the light outlet 101 to restrain the position of the lens 12. Thereby, the holder 13 and the step portion 111 can clamp the lens 12 from both sides. Preferably, the surface of the bracket 13 facing the lens 12 may be an inner spherical surface and may reflect light, so that most of the light emitted from the LED lamp 14 can be emitted from the light outlet 101 to increase the illumination intensity, and the power of the LED lamp 14 can be reduced.

The pressing ring 15 is fixedly connected with the shell in the accommodating cavity, and the pressing ring 15 is abutted against one side of the bracket 13, which faces away from the lens 12, so as to restrain the position of the bracket 13. The pressing ring 15 may be fixed by interference fit with the inner cavity of the upper cartridge shell 11. Thereby, the lens 12 and the holder 13 can be clamped and fixed by the pressing ring 15 and the stepped portion 111.

Preferably, the flashlight 100 further includes a first buffer 16 and a second buffer 17, the first buffer 16 and the second buffer 17 are both located in the accommodating cavity, the first buffer 16 is located between the step portion 111 and the lens 12, and the second buffer 17 is located between the bracket 13 and the clamping ring 15. The first buffer 16 and the second buffer 17 may be made of rubber, which plays a role of buffering, and is beneficial to improving the stability of clamping the lens 12 and the bracket 13, and also beneficial to avoiding damaging the lens 12.

The circuit board 29 is arranged in the accommodating cavity and positioned between the light source and the battery 23, and the circuit board 29 is electrically connected with the light source and the battery 23 respectively. The light source is an LED lamp 14. The outer surface of the shell can be provided with a switch button which is electrically connected with the circuit board 29 and controls the on-off of the LED lamp 14 and adjusts the light intensity through the circuit board 29.

The pressing cover 213 is installed at one end of the lower cylinder shell 21 close to the light outlet 101, the pressing cover 213 is provided with a through hole, the battery 23 and the circuit board 29 are both located in the inner cavity of the lower cylinder shell 21, the conductive connector is electrically connected with the circuit board 29, and the conductive connector penetrates through the through hole of the pressing cover 213 and is used for electrifying the LED lamp 14. The spring 22 is arranged at the bottom of the inner cavity of the lower cylinder shell 21, abuts against the negative electrode of the battery 23 and is electrically connected with the circuit board 29 through the bridging board 25. The copper sheet 24 abuts on the positive electrode of the battery 23 and is then electrically connected to the circuit board 29. The circuit board holder 27 is fixedly connected to the lower cylinder case 21 for fixing the circuit board 29. The battery 23 and the circuit board 29 are both confined within the interior cavity of the lower housing 21 by the gland 213 and are electrically connected to the LED lamp 14 by conductive contacts.

Preferably, the conductive connector includes an elastic conductor and a copper cap 211, the elastic conductor and the copper cap 211 are respectively electrically connected to the circuit board 29, the elastic conductor and the copper cap 211 both penetrate through a through hole of the pressing cover 213, and the copper cap 211 is provided with a through hole for the elastic conductor to penetrate through. The elastic conductor may be a pogo pin or a spring 210. Thus, the circuit board 29 can be electrically connected to the LED lamp 14 through the copper cap 211 and the spring 210.

The USB interface 26 is electrically connected to the battery 23 and is used for an external power supply to charge the battery 23. The USB interface 26 may be disposed on the circuit board 29, and the upper cartridge shell 11 and the lower cartridge shell 21 are both provided with interface holes for the USB interface 26 to pass through.

The upper cylinder shell 11 and the lower cylinder shell 21 are separated, and the lower cylinder shell 21, the pressing cover 213, the copper cap 211, the spring 210, the battery 23 arranged in the inner cavity of the lower cylinder shell 21 and the circuit board 29 can form a power supply module for electrifying and controlling the LED lamp 14. The upper cylindrical shell 11, the LED lamp 14 and the lens 12 may constitute a lighting module. The user can adapt the lighting modules of different specifications as required.

The utility model relates to a whole small and exquisite compactness of flashlight 100 selects lens spotlight as the light emitting source through selecting for use energy-conserving LED lamp pearl, can reach the great scope illumination of closely big light ring, and also the outdoor illumination of long distance spotlight is carried out simultaneously and is used, and is chargeable, easily carries.

It is to be understood that the above-described embodiments are merely illustrative of some, but not restrictive, of the broad invention, and that the appended drawings illustrate preferred embodiments of the invention and do not limit the scope of the invention. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that the present application may be practiced without modification or with equivalents of some of the features described in the foregoing embodiments. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields and are within the protection scope of the present application.

Claims

1. A flashlight, comprising:

the light source comprises a shell, a light source and a light source, wherein the shell is provided with an accommodating cavity and a light outlet communicated with the accommodating cavity;

the lens is arranged in the accommodating cavity and used for plugging the light outlet, the lens comprises a light outlet surface and a first spherical surface which are opposite, the first spherical surface faces the inside of the accommodating cavity, a lamp groove is formed in the center of the spherical surface of the first spherical surface, and the bottom of the lamp groove is a second spherical surface;

the light source is arranged in the accommodating cavity and positioned on one side of the lens far away from the light outlet, the light source comprises an LED lamp, and the LED lamp is positioned in the lamp groove;

the battery is arranged in the accommodating cavity and positioned on one side, far away from the lens, of the light source, and the battery is electrically connected with the light source.

2. The flashlight of claim 1,

the shell comprises an upper cartridge shell and a lower cartridge shell, and the upper cartridge shell and the lower cartridge shell are detachably connected to form the accommodating cavity.

3. The flashlight of claim 2,

still include the sealing washer, it is equipped with the internal thread to go up the bobbin case, down the bobbin case be equipped with interior screw-thread fit's external screw thread, the sealing washer cover is located bobbin case down and with the inner wall of going up the bobbin case is contradicted.

4. The flashlight of claim 1,

still include the support, the casing in hold the intracavity and be equipped with step portion, the orientation of lens one side of light-emitting window with the step portion butt, the support is located hold the intracavity and with lens dorsad one side butt of light-emitting window is in order to retrain the position of lens.

5. The flashlight of claim 4,

the lens support is characterized by further comprising a pressing ring, the pressing ring is fixedly connected with the shell in the containing cavity, and the pressing ring is abutted against one side, back to the lens, of the support to restrain the position of the support.

6. The flashlight of claim 5,

still include first bolster and second bolster, first bolster with the second bolster all in hold the intracavity, first bolster is located step portion with between the lens, the second bolster is located the support with between the clamping ring.

7. The flashlight of claim 2,

the battery pack is characterized by further comprising a circuit board, wherein the circuit board is arranged in the accommodating cavity and located between the light source and the battery, and the circuit board is electrically connected with the light source and the battery respectively.

8. The flashlight of claim 7,

the LED lamp is characterized by further comprising a gland and a conductive connector, wherein the gland is installed at one end, close to the light outlet, of the lower cylinder shell, the gland is provided with a through hole, the battery and the circuit board are located in an inner cavity of the lower cylinder shell, the conductive connector is electrically connected with the circuit board, and the conductive connector penetrates through the through hole and is used for electrifying the LED lamp.

9. The flashlight of claim 8,

the conductive joint comprises an elastic conductor and a copper cap, the elastic conductor and the copper cap are respectively electrically connected with the circuit board, the elastic conductor and the copper cap penetrate out of the through hole, and the copper cap is provided with a through hole for the elastic conductor to penetrate through.

10. The flashlight of claim 1,

the battery is a rechargeable battery, and the USB interface is electrically connected with the battery and used for charging the battery by an external power supply.