CN110594610A - Electric torch - Google Patents
Electric torch Download PDFInfo
- Publication number
- CN110594610A CN110594610A CN201910762510.5A CN201910762510A CN110594610A CN 110594610 A CN110594610 A CN 110594610A CN 201910762510 A CN201910762510 A CN 201910762510A CN 110594610 A CN110594610 A CN 110594610A
- Authority
- CN
- China
- Prior art keywords
- housing
- thimble
- flashlight
- plate
- key
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
- F21L4/005—Electric lighting devices with self-contained electric batteries or cells the device being a pocket lamp
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0414—Arrangement of electric circuit elements in or on lighting devices the elements being switches specially adapted to be used with portable lighting devices
- F21V23/0421—Arrangement of electric circuit elements in or on lighting devices the elements being switches specially adapted to be used with portable lighting devices the switch being part of, or disposed on the tail cap portion thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
Abstract
The application is suitable for the lighting technology field, provides a flashlight, includes: a housing; the lighting assembly is arranged at one end of the inner cavity of the shell; a first thimble and a second thimble are arranged at two ends of the circuit board, and the first thimble is abutted against the lighting assembly and is electrically connected with the lighting assembly; the battery is arranged in the inner cavity of the shell, and one end of the battery is abutted and electrically connected to the second ejector pin; the inner chamber other end of shell is located to the button subassembly, is equipped with the third thimble on the button subassembly, and the battery other end butt is connected in the third thimble in the electricity. Through set up first thimble and second thimble on the circuit board, set up the third thimble on the key assembly, switch on through first thimble between lighting assembly and the circuit board, switch on through second thimble and third thimble between circuit board and the battery, respectively between battery and the key assembly, need not to use too much wire, saved and walk the line space, the whole volume of flashlight is less to make flashlight inner structure simpler, the maintenance work of being convenient for.
Description
Technical Field
The invention belongs to the technical field of illumination, and particularly relates to a flashlight.
Background
The flashlight is a handheld electronic lighting tool. A typical flashlight generally includes a battery, a bulb powered by the battery, and a button that can be pressed by a user to control the bulb on and off.
At present, the batteries, the bulbs and the keys are generally electrically connected through wires, and wiring space needs to be provided for the batteries, the bulbs and the keys in the flashlight, so that the whole size of the flashlight is large; and the wiring inside the flashlight is complicated, so that the wires inside the flashlight are messy, the internal structure of the flashlight is complicated, and the maintenance work is difficult.
Disclosure of Invention
The invention aims to provide a flashlight and aims to solve the technical problems that the flashlight is large in size, complex in structure and difficult to maintain in the prior art.
To solve the above problem, an embodiment of the present invention provides a flashlight, including:
a housing;
the lighting assembly is arranged at one end of the inner cavity of the shell;
the circuit board is provided with a first thimble and a second thimble at two ends, and the first thimble is abutted against the lighting assembly and is electrically connected with the lighting assembly;
the battery is arranged in the inner cavity of the shell, and one end of the battery is abutted and electrically connected to the second ejector pin;
and the key assembly is arranged at the other end of the inner cavity of the shell, a third ejector pin is arranged on the key assembly, and the other end of the battery is abutted and electrically connected to the third ejector pin.
Further, the lighting assembly comprises an ejector plate, a lamp source plate and a display lamp arranged on the lamp source plate, the lamp source plate is electrically connected to the ejector plate, and the first ejector pin is abutted to one side of the ejector plate.
Further, the shell comprises a first shell and a second shell, at least part of the second shell extends into and is fixed in the first shell, and the ejector plate and the light source plate are arranged on the second shell.
Further, the shell is a metal piece.
Furthermore, a transparent part and a reflector are arranged in the second shell, the reflector is of a cup-shaped structure, one end of the reflector covers the display lamp, and the transparent part abuts against the other end of the reflector and is sealed on the second shell.
Furthermore, a positioning sheet is arranged on the second shell, the light source board is limited between the positioning sheet and the second shell, and one end of the reflector is abutted against the positioning sheet.
Furthermore, an electric quantity display window for displaying the electric quantity of the battery is arranged on the first shell, a first support and a second support are fixed on the inner side wall of the first shell respectively, the first support is abutted against the second support, a sealing element is abutted between the second support and the first shell, and the sealing element is arranged on the outer edge of the electric quantity display window.
Further, the shell further comprises a third shell, the third shell is fixed on the first shell, a sealing ring is abutted between the third shell and the first shell, and the key assembly is fixed on the third shell.
Further, the button assembly comprises a button plate and a button cap, the button plate is fixed on the third shell, the third ejector pin is arranged on the button plate, the edge of the button cap is fixed on the third shell, and the middle of the button cap is located on the outer side of the button plate and used for being pressed to press the button plate.
Furthermore, the battery and the buffer piece is connected between the key boards in an abutting mode, a position avoiding hole is formed in the buffer piece, and the third ejector pin penetrates through the position avoiding hole.
The flashlight provided by the invention has the beneficial effects that: compared with the prior art, the illuminating assembly, the circuit board, the battery and the key assembly are respectively arranged in the shell, the first thimble and the second thimble are arranged on the circuit board, the third thimble is arranged on the key assembly, the illuminating assembly and the circuit board are conducted through the first thimble, the circuit board and the battery are conducted through the second thimble and the third thimble, and the battery and the key assembly are conducted through the second thimble and the third thimble respectively, so that excessive wires are not needed, the wiring space is saved, the overall size of the flashlight is small, and the electrical connection among the illuminating assembly, the circuit board, the battery and the key assembly is simple, so that the internal structure of the flashlight is simpler, and the maintenance work is convenient.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a perspective view of a flashlight of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a first enlarged view of a portion of FIG. 2;
fig. 4 is a second partial enlarged view of fig. 2.
Wherein, in the figures, the respective reference numerals:
100-a flashlight; 10-a housing; 20-a lighting assembly; 30-a circuit board; 40-a battery; 50-a key assembly; 60-electric quantity display window; 70-rubber plug; 11-a first housing; 12-a second housing; 13-a third housing; 14-a lamp cap cover; 21-an ejector plate; 22-a light source plate; 23-a display light; 24-a transparent member; 25-a mirror; 26-a positioning sheet; 31-a first thimble; 32-a second thimble; 51-a third thimble; 52-keypad; 53-key cap; 54-a buffer; 55-pressing plate; 111-a first scaffold; 112-a second bracket; 113-a seal; 121-lamp holder compression ring; 122 — a first seal ring; 123-a second sealing ring; 131-a sealing ring; 132-a third seal ring; 261-a limiting arm; 541-avoiding hole.
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 invention and are not to be construed as limiting the 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, 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 present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; 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.
Referring to fig. 1 to fig. 2, a flashlight 100 according to an embodiment of the present invention includes a housing 10, a lighting assembly 20, a circuit board 30, a battery 40, and a key assembly 50, wherein the lighting assembly 20, the circuit board 30, the battery 40, and the key assembly 50 are all disposed in an inner cavity of the housing 10. Specifically, the housing 10 is a handle portion of the flashlight 100, the lighting assembly 20 is disposed at one end of the inner cavity of the housing 10, and the lighting assembly 20 is a light source structure for emitting light; a first thimble 31 and a second thimble 32 are disposed at two ends of the circuit board 30, the circuit board 30 is respectively conducted with the first thimble 31 and the second thimble 32, the first thimble 31 abuts against the lighting assembly 20 and is electrically connected to the lighting assembly 20, so as to electrically connect the lighting assembly 20 and the circuit board 30; the battery 40 is disposed in the inner cavity of the housing 10, the circuit board 30 is located between the battery 40 and the lighting assembly 20, one end of the battery 40 is abutted against and electrically connected to the second thimble 32 to realize the electrical connection between the battery 40 and the lighting assembly 20, and the battery 40 can supply power to the lighting assembly 20; the key assembly 50 is disposed at the other end of the inner cavity of the casing 10, the key assembly 50 is provided with a third thimble 51, and the other end of the battery 40 is abutted and electrically connected to the third thimble 51, so as to realize the electrical connection between the key assembly 50 and the battery 40. The key assembly 50 is a switch, the key assembly 50 can be pressed to start or close the lighting assembly 20, and the key assembly 50 can be pressed to complete the opening and closing of the lighting assembly 20, so that the operation is very convenient and fast, and the practicability is high.
In the embodiment of the invention, the lighting assembly 20, the circuit board 30, the battery 40 and the key assembly 50 are respectively arranged in the shell 10, wherein the circuit board 30 is provided with the first thimble 31 and the second thimble 32, the key assembly 50 is provided with the third thimble 51, the lighting assembly 20 and the circuit board 30 are conducted through the first thimble 31, the circuit board 30 and the battery 40 are conducted through the second thimble 32 and the third thimble 51, and the battery 40 and the key assembly 50 are conducted through the second thimble 32 and the third thimble 51, so that a plurality of wires are not needed, the wiring space is saved, the flashlight 100 is very small in overall size, convenient to carry and high in practicability; and the electrical connection among the lighting assembly 20, the circuit board 30, the battery 40 and the key assembly 50 is relatively simple, so that the internal structure of the flashlight 100 is simpler, and the production and maintenance work of the flashlight 100 is facilitated. In addition, the lighting assembly 20, the circuit board 30, the battery 40 and the key assembly 50 are electrically connected through the ejector pins, so that the flashlight 100 is very easy to assemble and disassemble.
Specifically, in the present embodiment, the housing 10 is a cylindrical structure and is a handheld structure, so that the flashlight 100 is a cylinder, which is convenient for being held by hand; of course, flashlight 100 may also be configured to be head-mountable or other types of shapes, and will not be described further herein.
Specifically, the circuit board 30 is configured as a driving circuit board 30 for driving the lighting assembly 20 to be turned on or off. May be provided as a PCB board, but is not limited thereto.
Further, referring to fig. 3, in the present embodiment, the lighting assembly 20 includes an ejector plate 21, a lamp source plate 22 and a display lamp 23, the lamp source plate 22 and the ejector plate 21 are both fixed in the inner cavity of the housing 10, the display lamp 23 is disposed on the lamp source plate 22 and electrically connected to the lamp source plate 22, the display lamp 23 and the ejector plate 21 are respectively located at two sides of the lamp source plate 22, and the display lamp 23 faces a side away from the circuit board 30 and the battery 40, so that light emitted by the display lamp 23 is emitted out of the housing 10. The lamp source board 22 is electrically connected to the ejector plate 21, the circuit board 30 and the lamp source board 22 are respectively located at two sides of the ejector plate 21, and the first ejector 31 abuts against the ejector plate 21 and is conducted with the ejector plate 21. The ejector plate 21 is provided as a PCB board, and is not limited thereto.
Specifically, in the present embodiment, the ejector plate 21 is provided with a through hole (not shown), and the first ejector pin 31 can pass through the through hole and be limited at the outer end of the through hole, so as to enhance the electrical connection between the ejector plate 21 and the first ejector pin 31, and make the conduction between the circuit board 30 and the ejector plate 21 more reliable.
Specifically, in the present embodiment, the ejector plate 21 is covered with the metal copper, and when the first ejector pin 31 contacts the ejector plate 21, the first ejector pin 31 is conducted with the metal copper to enable the current to smoothly pass through, and a wire connection is not required here, so that the structure is simpler. The ejector plate 21 may also be directly provided as a metal plate here, facilitating conduction between the ejector plate 21 and the first ejector 31.
Specifically, in the present embodiment, the display lamp 23 is an LED lamp, which increases the brightness of the flashlight 100.
Further, referring to fig. 1 to 3, in the present embodiment, the housing 10 includes a first housing 11 and a second housing 12. The first housing 11 is a barrel portion of the flashlight 100 and is a tubular structure for being held by a user, and the second housing 12 is a cap portion of the flashlight 100 and is used for protecting the lighting assembly 20.
Specifically, referring to fig. 3, in the present embodiment, at least a portion of the second housing 12 extends into and is fixed in the first housing 11, at least a portion of the second housing 12 extends out of the first housing 11, an outer sidewall of a peripheral side of the second housing 12 abuts against an inner sidewall of the first housing 11, and the ejector plate 21 and the light source plate 22 are both disposed on the second housing 12. Specifically, the ejector plate 21 and the lamp source plate 22 are fixed on two sides of one end of the second housing 12, the ejector plate 21 and the circuit board 30 are located on the same side of the second housing 12, the second housing 12 realizes a limiting effect on the ejector plate 21, the situation that the ejector plate 21 extrudes the lamp source plate 22 when the first ejector pin 31 abuts against the ejector plate 21 is avoided, and the lamp source plate 22 and the display lamp 23 are ensured to be used.
Further, referring to fig. 1, in the present embodiment, the housing 10 is a metal member, which enhances the rigidity of the flashlight 100 to prevent the flashlight 100 from being broken, and is a micro explosion-proof structure.
Specifically, in this embodiment, the light source board 22 and the display lamp 23 are configured as a patch-shaped LED, and the patch is attached to one side of the second casing 12 and integrally configured with the second casing 12, which is convenient for production. Wherein, second casing 12 sets up to the metalwork, and lamp source board 22 and second casing 12 integrated into one piece set up to when making lamp source board 22 use, the heat on the lamp source board 22 can in time conduct to second casing 12 in, the heat dissipation of lamp source board 22 of being convenient for has guaranteed the high-efficient work of display lamp 23 and has prolonged its life.
Specifically, referring to fig. 3, in this embodiment, a second sealing ring 123 is supported between an outer side wall of the second casing 12 and an inner side wall of the first casing 11, and the second sealing ring 123 may be a rubber ring or an annular structure made of other materials and having a buffering effect, so as to enhance the fixation between the first casing 11 and the second casing 12, and meanwhile, the sealing effect at the joint between the first casing 11 and the second casing 12 may be achieved, so that the waterproof effect may be achieved, and the installation and the removal between the first casing 11 and the second casing 12 may be facilitated, so that the maintenance work is more convenient.
Further, referring to fig. 3, in the present embodiment, a transparent member 24 and a reflector 25 are disposed in the second housing 12, the reflector 25 is a cup-shaped structure, one end of the reflector 25 is covered on the display lamp 23, the transparent member 24 abuts against the other end of the reflector 25 and is sealed on the second housing 12, and the reflector 25 is covered on the display lamp 23, so that the display lamp 23 can be protected. The reflector 25 is abutted between the transparent member 24 and the lamp panel 22, and the transparent member 24 is fixed to one end of the second housing 12, thereby fixing the reflector 25.
Specifically, referring to fig. 3, in the present embodiment, the display lamp 23 is located in the middle of one end of the reflector 25, the reflector 25 is cup-shaped, and the inner diameter of the reflector 25 increases from one end close to the display lamp 23 to one end close to the transparent member 24, the transparent member 24 is fixed to the other end of the reflector 25 and located in the emitting direction of the light of the display lamp 23, and the light emitted by the display lamp 23 is emitted out of the second housing 12 through the transparent member 24, so as to implement the illumination operation; the reflector 25 can reflect the light scattered by the display lamp 23 to the transparent member 24, so as to enhance the utilization rate of the light of the display lamp 23 and improve the display intensity of the display lamp 23.
Specifically, referring to fig. 3, in the embodiment, a first sealing ring 122 is abutted between an outer side wall of the transparent member 24 and an inner side wall of the second housing 12, the first sealing ring 122 is also abutted between an outer side wall of one end of the reflector 25 and an inner side wall of the second housing 12, so as to enhance the fixing effect among the transparent member 24, the reflector 25 and the second housing 12, and the arrangement of the first sealing ring 122 also enhances the sealing effect of the inner cavity of the second housing 12, thereby achieving the waterproof sealing effect of the lighting assembly 20, and facilitating the installation and removal of the transparent member 24 and the reflector 25.
Specifically, referring to fig. 3, in the present embodiment, the lamp cap 14 is further disposed on the second casing 12, the lamp cap 14 is located outside the transparent member 24 for protecting the lighting assembly 20 and the transparent member 24, and the lamp cap 14 is also disposed in a transparent structure for facilitating light output. The lamp cap pressing ring 121 is abutted between the outer side wall of the lamp cap 14 and the inner side wall of the second shell 12, the lamp cap pressing ring 121 can enhance the fixing and sealing effects between the lamp cap 14 and the second shell 12, and the lamp cap 14 and the second shell 12 can be conveniently mounted and dismounted. The lamp cap pressing ring 121 is a rubber ring or a silica gel ring or other pressing rings with elasticity and sealing performance.
Further, referring to fig. 3, in the present embodiment, a positioning piece 26 is disposed on the second housing 12, the light source plate 22 is limited between the positioning piece 26 and the second housing 12, so as to enhance the fixation of the light source plate 22, and one end of the reflector 25 abuts against the positioning piece 26. The other end of the reflector 25 abuts against the transparent member 24, so that the reflector can limit and fix the positioning plate 26 under the abutting action of the transparent member 24.
Specifically, referring to fig. 3, in the present embodiment, the positioning piece 26 is located on a side of the light source plate 22 away from the ejector plate 21, and the positioning piece 26 at least partially penetrates through the light source plate 22 and the second housing 12, so as to limit the light source plate 22. The positioning plate 26 is further provided with a limiting arm 261, the limiting arm 261 is arranged to be expanded towards the edge of the lamp source plate 22, the outer side wall of one end of the reflector 25 abuts against the inner side wall of the limiting arm 261, and one end of the reflector 25 abuts against the end surface of the limiting arm 261, so that the reflector 25 can fix the positioning plate 26.
Further, referring to fig. 1 and fig. 3, an electric quantity display lamp 23 electrically connected to the battery 40 and used for displaying the electric quantity of the battery 40 is disposed in the first housing 11, an electric quantity display window 60 is disposed on the first housing 11, and the electric quantity display window 60 is used for displaying the display condition of the electric quantity display lamp 23 of the battery 40, so that the exterior of the flashlight 100 can be viewed. The inner side wall of the first casing 11 is fixed with a first support 111 and a second support 112 respectively, the first support 111 and the second support 112 are fixed on the inner side wall of the first casing 11 and are arranged in a mutual abutting mode, a sealing element 113 is arranged between the second support 112 and the first casing 11 in an abutting mode, the sealing element 113 is tightly abutted by the inner side wall of the first casing 11 and the second support 112, fixing of the sealing element 113 is enhanced, the sealing element 113 is arranged on the outer edge of the electric quantity display window 60, namely the sealing element 113 is arranged at the connecting position of the electric quantity display window 60 and the first casing 11 and used for achieving sealing effect in the electric quantity display window 60 and the first casing 11.
In order to enhance the sealing between the electric quantity display window 60 and the first casing 11, the sealing member 113 is a sealing gasket, which is a silicone gasket, a rubber gasket, or other sealing gaskets.
Specifically, in the present embodiment, a charging interface (not shown) is further disposed on the first housing 11, and the charging interface is electrically connected to the battery 40 and is used for electrically connecting with an external power source to charge the battery 40. The interface that charges sets up with electric quantity display window 60 interval, and sealing member 113 still sets up in the junction of the interface and first casing 11 that charge for realize the sealed effect to the interface that charges.
Specifically, referring to fig. 1 and fig. 3, in this embodiment, a rubber plug 70 is further disposed at the charging interface for protecting the charging interface when the charging interface is not needed. Wherein, this rubber buffer 70 can also still be replaced by the structure of silica gel stopper or other materials.
Further, referring to fig. 1 and fig. 4, in the present embodiment, the outer shell 10 further includes a third shell 13, the third shell 13 and the second shell 12 are respectively disposed at two ends of the first shell 11, the third shell 13 is a lamp tail portion of the flashlight 100, the third shell 13 is fixed on the first shell 11, an inner side wall of the third shell 13 abuts against an outer side wall of the first shell 11, a sealing ring 131 is abutted between the inner side wall of the third shell 13 and the outer side wall of the first shell 11, the sealing ring 131 is used for enhancing the fixation between the first shell 11 and the third shell 13, and meanwhile, a joint between the first shell 11 and the third shell 13 can be sealed, and the first shell 11 and the third shell 13 can be conveniently mounted and dismounted. The sealing ring 131 is a rubber ring, a silicon ring, or a sealing ring 131 made of other materials and having elasticity and sealing performance.
Specifically, in the present embodiment, the key assembly 50 is disposed in the third casing 13 and fixed on the third casing 13.
Specifically, the third housing 13 is provided as a metal member, which reinforces the rigidity of the rear portion of the flashlight 100.
Further, referring to fig. 4, in the present embodiment, the key assembly 50 includes a key plate 52 and a key cap 53, the key plate 52 is fixed on the third casing 13, the third thimble 51 is disposed on the key plate 52, the third thimble 51 and the key cap 53 are respectively disposed on two sides of the key plate 52, and the key cap 53 is disposed outward, so that a user can press the key cap 53 conveniently. The edge of the key cap 53 is fixed on the third casing 13, the middle of the side of the key plate 52 away from the third thimble 51 is a pressing part, the middle of the key cap 53 is located outside the key plate 52 and faces the pressing part of the key plate 52, and the middle of the key cap 53 is used for being pressed to press the key plate 52, so as to trigger the key plate 52 to start or close the battery 40. In which the key cap 53 is provided in an elastically restorable structure.
Specifically, in the present embodiment, the third thimble 51 is fixed on one side of the key board 52, and at least a portion of the third thimble 51 extends into the key board 52, so as to shorten the distance between the key board 52 and the battery 40 and reduce the overall length of the flashlight 100.
Specifically, referring to fig. 4, in the present embodiment, the number of the third ejector pins 51 is three, the three first ejector pins 31 are uniformly disposed on one side of the key board 52 facing the battery 40, and the three first ejector pins 31 are simultaneously abutted and conducted with one end of the battery 40, so as to prevent the first housing 11 and the third housing 13 from being electrically conductive to affect the explosion-proof performance of the flashlight 100.
Specifically, in this embodiment, an LED lamp (not shown) may be further disposed on the key board 52 as required, the LED lamp is electrically connected to the key board 52, the key cap 53 is made of a transparent material, and when the middle portion of the key cap 53 is pressed to start the key board 52, the LED lamp is started, which is an azimuth lamp at the tail of the flashlight 100. The LED lamp can be set to any color, and when the azimuth lamp is not needed, the LED lamp can not be set.
Specifically, referring to fig. 4, in this embodiment, a pressing plate 55 is further disposed on an inner side wall of the third casing 13, the pressing plate 55 is an annular pressing plate 55, the key cap 53 and the key plate 52 are both fixed on the pressing plate 55, the key plate 52 is located in the pressing plate 55, and an edge of the key cap 53 is fixed on the pressing plate 55, so as to fix and limit the key cap 53.
Specifically, in this embodiment, the third sealing ring 132 is supported between the inner side wall of the third casing 13 and the outer side wall of the pressing plate 55, and the third sealing ring 132 may be a sealing ring structure made of a rubber ring, a silica gel ring or other materials, so as to enhance the fixation between the third casing 13 and the pressing plate 55, and meanwhile, the sealing at the joint of the third casing 13 and the pressing plate 55 may be realized, so as to be used for waterproofing, and facilitate the installation and the removal between the third casing 13 and the pressing plate 55.
Further, referring to fig. 4, in the present embodiment, a buffer 54 is abutted between the battery 40 and the key board 52, the buffer 54 is provided with a clearance hole, the third thimble 51 passes through the clearance hole 541 and abuts against the battery 40, so as to provide a compression space between the key board 52 and the battery 40, prevent the third thimble 51 from directly impacting the battery 40 to damage the third thimble 51, and meanwhile, properly adjust the abutting relationship between the third thimble 51 and the battery 40, and enhance the conduction between the third thimble 51 and the battery 40.
Specifically, in the present embodiment, the buffer 54 is a cushion pad, which has elasticity, and the buffer 54 may be a rubber pad or a silicone pad or other elastic structure.
Specifically, in the present embodiment, the first sealing ring 122, the second sealing ring 123 and the third sealing ring 132 may be silicon rubber rings, rubber rings or other elastic and sealing rings.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A flashlight, comprising:
a housing;
the lighting assembly is arranged at one end of the inner cavity of the shell;
the circuit board is provided with a first thimble and a second thimble at two ends, and the first thimble is abutted against the lighting assembly and is electrically connected with the lighting assembly;
the battery is arranged in the inner cavity of the shell, and one end of the battery is abutted and electrically connected to the second ejector pin;
and the key assembly is arranged at the other end of the inner cavity of the shell, a third ejector pin is arranged on the key assembly, and the other end of the battery is abutted and electrically connected to the third ejector pin.
2. The flashlight of claim 1, wherein the illumination assembly comprises an ejector plate, a lamp panel and a display lamp disposed on the lamp panel, the lamp panel is electrically connected to the ejector plate, and the first thimble abuts against a side of the ejector plate.
3. The flashlight of claim 2, wherein the housing comprises a first housing and a second housing, the second housing at least partially extending into and secured within the first housing, the ejector plate and the light source plate both being disposed on the second housing.
4. The flashlight of claim 1, wherein the housing is a metal piece.
5. The flashlight of claim 3, wherein a transparent member and a reflector are disposed in the second housing, the reflector is cup-shaped and has one end covered on the display lamp, and the transparent member abuts against the other end of the reflector and is sealed on the second housing.
6. The flashlight of claim 5, wherein a positioning plate is disposed on the second housing, the light source board is limited between the positioning plate and the second housing, and one end of the reflector abuts against the positioning plate.
7. The flashlight of claim 3, wherein the first housing is provided with an electric quantity display window for displaying the electric quantity of the battery, the inner side wall of the first housing is respectively fixed with a first bracket and a second bracket, the first bracket abuts against the second bracket, a sealing element abuts between the second bracket and the first housing, and the sealing element is arranged on the outer edge of the electric quantity display window.
8. The flashlight of claim 3, wherein the housing further comprises a third housing, the third housing is secured to the first housing, a seal ring is disposed between the third housing and the first housing, and the key assembly is secured to the third housing.
9. The flashlight of claim 8, wherein the key assembly includes a key plate secured to the third housing and a key cap, the third thimble is disposed on the key plate, the key cap is secured to the third housing at an edge thereof, and a central portion of the key cap is located outside the key plate and is configured to be pressed to press the key plate.
10. The flashlight of claim 9, wherein a buffer member is abutted between the battery and the button plate, the buffer member is provided with a clearance hole, and the third ejector pin penetrates through the clearance hole.
Priority Applications (1)
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Application publication date: 20191220 |