CN107975692A - LED emergency lamps - Google Patents

LED emergency lamps Download PDF

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Publication number
CN107975692A
CN107975692A CN201711308009.9A CN201711308009A CN107975692A CN 107975692 A CN107975692 A CN 107975692A CN 201711308009 A CN201711308009 A CN 201711308009A CN 107975692 A CN107975692 A CN 107975692A
Authority
CN
China
Prior art keywords
battery
led
led module
emergency lamps
drive circuit
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.)
Granted
Application number
CN201711308009.9A
Other languages
Chinese (zh)
Other versions
CN107975692B (en
Inventor
万叶华
葛旭初
沈锦祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sengled Optoelectronics Co Ltd
Original Assignee
Sengled Optoelectronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sengled Optoelectronics Co Ltd filed Critical Sengled Optoelectronics Co Ltd
Priority to CN201711308009.9A priority Critical patent/CN107975692B/en
Publication of CN107975692A publication Critical patent/CN107975692A/en
Priority to PCT/CN2018/120290 priority patent/WO2019114694A1/en
Application granted granted Critical
Publication of CN107975692B publication Critical patent/CN107975692B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21KNON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20Light sources comprising attachment means
    • F21K9/23Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F21S9/022Emergency lighting devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The present invention provides a kind of LED emergency lamps, including:Shell, optics cover, LED module, drive circuit and battery;First end opening of the optics cover is connected with the first end of the shell, and to form inner cavity in the optics cover and the shell, the LED module, the drive circuit and the battery are arranged on the interior intracavitary;Second end of the light emission side of the LED module towards the optics cover;The drive circuit is located at the backlight side of the LED module;The battery and the LED module are connected with the drive circuit respectively;The battery passes through the LED module, and the first end of the battery is located at the light emission side of the LED module, so that:The battery protrudes from the light emission side of the LED module.The present invention can reduce the temperature of battery, extend battery life, the possibility for the generation that reduces or eliminate safe hidden trouble, and effectively increase the utilization rate in space in inner cavity.

Description

LED emergency lamps
Technical field
The present invention relates to lighting area, more particularly to a kind of LED emergency lamps.
Background technology
Illumination is that the measure of work and life area or item is illuminated using various light sources.Wherein, light bulb, Ke Yili Solve as a kind of device for realizing illumination functions.Common emergency lighting device such as light emitting diode (Light Emitting Diode, referred to as:LED) emergency lamp.
In existing correlation technique, LED emergency lamps may include cloche and lamp design, the drive circuit of LED, LED and Battery may be disposed in lamp design, and LED is towards cloche, to realize light extraction.
However, in LED emergency lamps, since battery, LED and drive circuit concentrate in together, battery can be caused in LED And under the influence of drive circuit, worked with higher temperature, therefore, the service life of battery is not grown.
The content of the invention
The present invention provides a kind of LED emergency lamps, to solve battery decline, and may bring security risk Problem.
According to the first aspect of the invention, there is provided a kind of LED emergency lamps, including:Shell, optics cover, LED moulds Block, drive circuit and battery;First end opening of the optics cover is connected with the first end of the shell, with the light Cover is learned with forming inner cavity in the shell, the LED module, the drive circuit and the battery are arranged on the inner cavity It is interior;Second end of the light emission side of the LED module towards the optics cover;The drive circuit is located at the LED module Backlight side;The battery and the LED module are connected with the drive circuit respectively;
The battery passes through the LED module, and the first end of the battery is located at the light emission side of the LED module, so that :The battery protrudes from the light emission side of the LED module.
Optionally, the length that the battery protrudes the LED module light emission side is the first length, and first length is more than The half of the length of the battery.
Optionally, the LED emergency lamps, further include battery bracket, and the battery bracket connects with the LED module Connect, position of the battery by the battery bracket stationary phase for the LED module.
Optionally, the battery bracket includes rack body and bearing base, and the bearing base is arranged on the stent sheet The bottom of body, the battery are carried on the bearing base, and the rack body is connected with the LED module.
Optionally, it is partly or entirely the surface with reflection action in the outer surface of the battery.
Optionally, the LED emergency lamps, further include battery container, and the battery is arranged in the battery container, institute State battery container and be installed on the battery bracket.
Optionally, it is partly or entirely the surface with reflection action in the outer surface of the battery container.
Optionally, the LED module includes first circuit board and LED light source, and the LED light source is arranged on first circuit Plate, the battery pass through the first circuit board.
Optionally, the LED module includes at least one LED light source, and the LED light source is arranged at the battery week Enclose.
Optionally, the battery is perpendicular to the first circuit board.
Optionally, the drive circuit is arranged on second circuit board, and the second circuit board is installed on the first circuit board And/or the shell.
Optionally, the LED emergency lamps, further include lamp cap, and the lamp cap is connected with the second end of the shell.
LED emergency lamps provided by the invention, the backlight side of the LED module is located at by the drive circuit, described Battery passes through the LED module, and the first end of the battery is located at the light emission side of the LED module, so that:The electricity Pond protrudes from the light emission side of the LED module, and the part of battery protrusion can separate with drive circuit, and LED module, compare In the battery, drive circuit and LED module of concentrated setting, drive circuit, LED module can be effectively reduced to the shadow of battery temperature Ring, so as to reduce the temperature of battery, extend battery life, the possibility for the generation that reduces or eliminate safe hidden trouble.
Meanwhile the present invention also passes through LED module, and battery to protrude from the knot of the LED module light emission side by battery Structure designs, and the utilization rate in space in inner cavity is effectively increased, so as to reduce the size of light bulb.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is attached drawing needed in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also To obtain other attached drawings according to these attached drawings.
Fig. 1 is the structure diagram one of a LED emergency lamps of the invention;
Fig. 2 is the structure diagram two of a LED emergency lamps of the invention;
Fig. 3 is the internal structure schematic diagram one of a LED emergency lamps of the invention;
Fig. 4 is the cross-sectional view of the structure one of a LED emergency lamps of the invention;
Fig. 5 is the Structure explosion diagram one of a LED emergency lamps of the invention;
Fig. 6 is the internal structure schematic diagram two of a LED emergency lamps of the invention;
Fig. 7 is the cross-sectional view of the structure two of a LED emergency lamps of the invention;
Fig. 8 is the Structure explosion diagram two of a LED emergency lamps of the invention.
Description of reference numerals:
1- optics covers;
2- shells;
3- lamp caps;
4-LED modules;
41-LED light sources;
42- first circuit boards;
The first elevation planes of 43-;
5- batteries;
6- battery containers;
7- battery brackets;
71- rack bodies;
72- connecting portions;
73- bearing bases;
8- second circuit boards.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work Embodiment, belongs to the scope of protection of the invention.
Term " first ", " second ", " the 3rd " " in description and claims of this specification and above-mentioned attached drawing The (if present)s such as four " are for distinguishing similar object, without for describing specific order or precedence.It should manage The data that solution so uses can exchange in the appropriate case, so as to the embodiment of the present invention described herein for example can with except Order beyond those for illustrating or describing herein is implemented.In addition, term " comprising " and " having " and theirs is any Deformation, it is intended that cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, production Product or equipment are not necessarily limited to those steps clearly listed or unit, but may include not list clearly or for this The intrinsic other steps of a little process, method, product or equipment or unit.
Technical scheme is described in detail with specifically embodiment below.These specific implementations below Example can be combined with each other, and may be repeated no more for the same or similar concept or process in some embodiments.
Fig. 1 is the structure diagram one of a LED emergency lamps of the invention;Fig. 2 is the structure of a LED emergency lamps of the invention Schematic diagram two.
The LED emergency lamps, including:Shell 2, optics cover 1, LED module 4, drive circuit (not shown) and Battery 5;First end opening of the optics cover 1 is connected with the first end of the shell 2, with the optics cover 1 and institute State and inner cavity is formed in shell 2, the LED module 4, the drive circuit and the battery 5 are arranged on the interior intracavitary.
Optics cover 1, it can be understood as LED module 4 can utilize 1 light extraction of optics cover, it can only be merely to realize thoroughly Light, can also carry out optical treatment to light extraction.The first end of optics cover 1 can be the lower end shown in Fig. 1 and Fig. 2, it can have There is opening, the second end of optics cover 1 can be the upper end shown in Fig. 1 and Fig. 2.
Optics cover 1 and shell 2 can be respectively equipped with the first connection structure and the second connection structure, the first connection structure and the The matching connection of two connection structures.First connection structure and the second connection structure can be external screw thread and internal thread, so that light Shell 2 can be tightened against by screw thread by learning cover 1;Optics cover 1 can also be directly joined shell 2 by manufacture craft.
Shell 2, it can be understood as lighttight housing, it can be metal material, or plastic material, it is specific real During applying, the preferable material of heat dissipation performance can also be used, to improve the heat dissipation performance of overall light bulb.
Fig. 3 is the internal structure schematic diagram one of a LED emergency lamps of the invention;Fig. 7 is a LED emergency lamps of the invention Cross-sectional view of the structure two.
Please refer to Fig.3 and Fig. 7, the second end of the light emission side of the LED module 4 towards the optics cover 1;The driving Circuit is located at the backlight side of the LED module 4;The battery 5 and the LED module 4 are connected with the drive circuit respectively.
The light emission side of LED module 4 is the side for light extraction, it can be regarded as the upside shown in Fig. 3 and Fig. 7, LED module 4 backlight sides are the side opposite with light emission side, it can be regarded as the downside shown in Fig. 3 and Fig. 7.In existing correlation technique, light bulb Other circuit parts, including battery, drive circuit partly or entirely etc., be respectively positioned on backlight side, it only represents position relationship, Rather than refer to these circuit parts and be arranged at first circuit board 42.
LED module 4 may include LED light source 41 and first circuit board 42, and LED light source 41 is arranged on the light extraction of first circuit board 42 Side, the light emission side of first circuit board 42 can refer to the light emission side understanding of LED module 4.
Fig. 4 is the cross-sectional view of the structure one of a LED emergency lamps of the invention;Fig. 7 is the structure of a LED emergency lamps of the invention Profile two.
Please refer to Fig.3, Fig. 4, Fig. 6 and Fig. 7, the battery 5 passes through the LED module 4, the first end position of the battery 5 In the light emission side of the LED module 4, so that:The battery 5 protrudes from the light emission side of the LED module 4.The battery 5 is convex The length for going out 4 light emission side of LED module is the first length, it also is understood as the first end of the battery 5 and the LED moulds There is the first length L between first elevation plane 43 of block 4.
First elevation plane 43, be the LED module 4 component near the optics cover 1 second end portion The plane perpendicular to the battery 5 residing for part end.
For passing through suitable for battery 5, since LED module 4 includes LED light source 41 and first circuit board 42, the battery 5 Can be to pass through the first circuit board 42, specifically, first circuit board 42 is annular in shape, to be formed centrally within mounting hole, mounting hole It may be adapted to battery 5 to pass through.The battery 5 can be perpendicular to the first circuit board 42.
In one of which embodiment, the LED module 4 includes at least one LED light source 41, the LED light source 41 are arranged at around the battery 5, can further arrange around the battery 5.It, can be reasonable in the case where meeting light extraction The distribution of light extraction is distributed, to meet the needs of uniform light extraction.
In the present embodiment, the first length L portion of battery 5, that is, the part protruded can be divided with drive circuit, LED module 4 Open, compared to the battery 5, drive circuit and LED module 4 of concentrated setting, can effectively reduce drive circuit, LED module 4 to electricity The influence of 5 temperature of pond, so as to reduce the temperature of battery 5, extends 5 service life of battery, the possibility for the generation that reduces or eliminate safe hidden trouble Property.Meanwhile the present invention also passes through LED module 4 by battery 5, and there is the first length L, i.e. battery protrudes from the LED moulds The structure design of block light emission side, effectively increases the utilization rate in space in inner cavity, so as to reduce the size of light bulb.
The solution of battery higher temperature work is directed to compared to other, for example, the foot that the power of LED module 4 is done It is enough low, the shortcomings that to ensure that temperature is relatively low in inner chamber body, but LED luminance can be caused inadequate.Compared to the program, the present embodiment Scheme can ensure brightness needed for LED holdings while temperature is reduced.It also is understood as, and the scheme of the present embodiment can be with The opposite brightness for improving LED emergency lamps.For another example the inner space of LED emergency lamps can be done greatly, list is reserved to battery Only space, maintains a certain distance with drive circuit and LED module, but the size of LED emergency lamps can be caused larger or not Standard, it has not been convenient to install.Compared to the program, the scheme of the present embodiment can reduce the size of LED bulb, or cause LED should Anxious light bulb can adapt to various scenes, the demand of brightness with the size of standard, the universality with higher.
In order to further ensure that the temperature of battery will not be affected, the first length L can be caused to be more than the battery Length half.Meanwhile the present invention is not excluded for the arbitrarily size design based on above scheme.
Fig. 5 is the Structure explosion diagram one of a LED emergency lamps of the invention;Fig. 8 is the structure of a LED emergency lamps of the invention Explosive view two.
Please refer to Fig.3, Fig. 5, Fig. 6 and Fig. 8, the LED emergency lamps, further include battery bracket 7, the battery bracket 7 are connected with the LED module 4, position of the battery 5 by 7 stationary phase of battery bracket for the LED module 4.Institute Stating rack body 71 can be connected with the LED module 4.
Battery bracket 7, it can be understood as the arbitrary structures form of 5 position of battery can be fixed.It is specifically as follows connection The structure of LED module 4.Battery bracket 7 realizes battery 5 and is connected with the structure of LED module 4, on this basis, can also realize electricity The connection on road.
In one of which embodiment, battery bracket 7 can include cricoid rack body 71 and arranged on rack body 71 The connecting portion 72 in outside, the rack body 71 can be located on the outside of the battery 5, and connecting portion 72 can be equipped with first through hole, The first circuit board 42 of LED module 4 can be equipped with the second through hole, and the first through hole and the second through hole are passed through by connector, can To realize the connection of battery bracket 7 and LED module 4.Cricoid rack body 71 can realize uniform stress.Connecting portion 72 Quantity can be that it can be uniformly distributed around rack body 71, further to meet that the stress of switching performance is equal more than or equal to 2 It is even.In addition, can be integrally formed between rack body 71 and connecting portion 72.
Please referring to Fig.3 and Fig. 5, in one of which embodiment, the LED emergency lamps, further include battery container 6, The battery 5 is arranged in the battery container 6, and the battery container 6 is installed on the battery bracket 7.
Battery container 6, it can be understood as the structure of set battery 5, to realize that the installation to battery 5 is fixed and protected Shield.The component that battery container 6 can be integrally formed with battery bracket 7, or the component of connection fastened to each other.
Connection mode between battery container 6 and battery bracket 7 can be enumerated as:The inner side of battery bracket 7 is equipped with protrusion Portion, battery container 6 are equipped with card slot, lug boss and pocket matches, are inserted into card slot by lug boss and realize battery container 6 and battery branch Relative positioning and installation between frame 7;Wherein, card slot can be the structure opened up from 6 bottom of battery container.Meanwhile the present invention is simultaneously It is not excluded for any other mode for realizing connection.
Battery container 6 can also be equipped with port, and port is used to pass through for battery connecting line, battery connecting line one end connection electricity Pond, the other end can connect drive circuit.
The structure for being used for fixing battery 5 can be also equipped with battery container 6, such as:Boss can be equipped with battery container 6, it is convex Platform has certain flexibility, may be adapted to the loading of battery 5, and after the loading of battery 5, boss can be at the end face of battery 5, with limitation The position of battery 5.Meanwhile the present invention is not precluded from any other mode for realizing 5 position of battery and fixing and installing.
It is partly or entirely with reflection action in the outer surface of the battery container 6 in one of which embodiment Surface.Wherein, it can also select that there is high reflectance by being realized in outer surface material of the coating with high reflectance The battery container 6 is made in material, and the light that LED module 4 is sent is reflective through 6 outer surface of battery container, can be reflected onto optics Cover 1 carries out light extraction.
In specific implementation process, in order to be adjusted to light extraction, the outer surface of battery container 6 can also further carry out optics Processing, to realize any effect such as optically focused, astigmatism, diffusion reflective while.
In the scheme shown in Fig. 3 and Fig. 5, battery container 6 covers the outer surface of battery 5, and battery container 6 also can partly cover The outer surface of lid battery 5, with the basis of protection, installation battery 5, it is possible to reduce materials are opposite to reduce cost.
Fig. 8 is refer to, the battery bracket 7 may also include bearing base 73, and the bearing base 73 is arranged on the stent The bottom of body 71, the battery 5 are carried on the bearing base 73., can be with less by the use of bearing base 73 Structure realize battery 5 installation support.
Between bearing base 73 and rack body 71, the structure that can be integrally formed, or pass through connection structure It is fixedly connected.It connects fixed mode, can also be by the way of the battery container 6 is installed on the battery bracket 7.
Bearing base 73 can also be cricoid, and the diameter of its cricoid hollow space is less than the diameter of battery, opposite, The diameter of the hollow space of rack body 71 is more than the diameter of battery.The battery connecting line of battery 5 can pass through bearing base 73 Hollow space be connected with drive circuit.
In the case where having used bearing base 73, can as shown in Figure 6 and Figure 8, without reusing battery container 6, In other optional embodiments, bearing base 73 and battery container 6 can also be used at the same time, so, the installation side of battery container 6 Formula can also be to be installed on bearing base 73.
It is partly or entirely with reflective work in the outer surface of the battery 5 in the case of unused battery container 6 Surface.Wherein, be able to can also be selected with high reflection by being realized in outer surface material of the coating with high reflectance Battery 5 made of the material of rate, the light that LED module 4 is sent is reflective through 5 outer surface of battery, can be reflected onto optics cover 1 into Row light extraction.
In specific implementation process, in order to be adjusted to light extraction, the outer surface of battery 6 can be also further carried out at optics Reason, to realize any effect such as optically focused, astigmatism, diffusion reflective while.
Fig. 5 and Fig. 8 are refer to, the drive circuit is arranged on second circuit board 8, and the drive circuit is installed on described second Circuit board 8 and/or the shell 2.
Second circuit board 8 can be equipped with plug connector, and first circuit board 42 can be equipped with interface, grafting is plugged in by plug connector Mouthful, it can be achieved that second circuit board 8 relative to first circuit board 42 positioning.By plug connector and interface, it can be achieved that the first electricity Positioning between road plate 42 and second circuit board 8.On the basis of grafting, second circuit board 8 can also further connect with shell 2 Connect.
Connection mode between second circuit board 8 and shell 2, can be arbitrary connection mode, such as:Can in shell 2 Equipped with slot, the pluggable slot in shell 2 of second circuit board 8.
Since drive circuit is located at the backlight side of LED module 4, so, in one of which embodiment, second circuit board 8 The backlight side of LED module 4 can be located at, so that drive circuit is completely in the backlight side of LED module 4, another embodiment party In formula, second circuit board 8 can partly be located at the backlight side of LED module 4, so that driving circuit section is in LED module 4 Backlight side, another part are in the light emission side of LED module 4, i.e. second circuit board 8 may pass through LED module 4 and set.
Please refer to Fig.1 to Fig. 8, the LED emergency lamps, may also include lamp cap 3, the lamp cap 3 and the shell 2 Second end connects.Drive circuit can be electrically connected using lamp cap 3 with lamp holder, to be worked using externally fed driving LED module 4.
The shape of lamp cap 3 can be regarded as being adapted for insertion into lamp holder, and connection circuit can be equipped with lamp cap, and drive circuit passes through company Connect the circuit in circuit turn-on connection lamp holder.Meanwhile according to the structure of lamp holder and the difference of circuit, the structure of lamp cap and company Connecing conduction mode of circuit etc. can also adaptively change, and all without departing from the scope of the present invention.
Drive circuit, direct current is converted into available for by externally fed, and utilizes LED module described in the DC powered 4 shine, and drive circuit can be specifically connected with the LED light source 41 in LED module 4, to drive LED light source 41 to shine.
External communication electricity is converted into direct current in order to realize, drive circuit can include rectification module, it can be neck Arbitrarily realize the circuit structure of AC rectification in domain, in one of which embodiment, rectification module can be that diode forms Rectifier bridge, meanwhile, the outlet side of rectification module can be parallel with the first capacitance for voltage stabilizing, and the input side of rectification module also may be used It is parallel with the second capacitance for voltage stabilizing.
DC powered LED module 4 is utilized in order to realize, drive circuit can include DC driven module, it can be The circuit structure of DC driven is arbitrarily realized in field., can be further to the voltage of input LED module 4 while driving Voltage stabilizing adjustment, and the adjustment of magnitude of voltage and/or current value are carried out, so that the luminous meet demand of LED module 4.
DC driven module can be linear voltage-stabilizing circuit, or switch voltage-stabilizing circuit.
If voltage stabilizing drive circuit is switch voltage-stabilizing circuit, one below can be included:
Buck conversion circuit (Buck circuits);
Switch DC booster circuit (BOOST circuits);
Feedback reverting circuit (Flyback circuits).
According to Buck conversion circuit, it may be such that output voltage is less than input voltage, and output current is continuous.
In the description of the present invention, it is to be understood that used term " " center ", " length ", " width ", " thickness Degree ", " top ", " bottom ", " on ", " under ", "left", "right", "front", "rear", " vertical ", " level ", " interior ", " outer " " axis To ", the indicating position such as " circumferential direction " or position relationship all can be based on orientation shown in the drawings or position relationship, merely to just In the description present invention and simplify description, rather than instruction or imply signified position or original paper must have specific orientation, with Specific construction and operation, therefore be not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. It should be interpreted broadly, such as can be fixedly connected or be detachably connected, or be integrally formed;Can mechanically connect, Can also be electrically connected or can communicate with one another;It can be directly connected, can also be indirectly connected by intermediary, can be with Make the connection inside two elements or the interaction relationship of two elements.For the ordinary skill in the art, may be used To understand the concrete meaning of above-mentioned term in the present invention as the case may be.
Finally it should be noted that:The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that:Its according to Can so modify to the technical solution described in foregoing embodiments, either to which part or all technical characteristic into Row equivalent substitution;And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology The scope of scheme.

Claims (12)

  1. A kind of 1. LED emergency lamps, it is characterised in that including:Shell, optics cover, LED module, drive circuit and battery; First end opening of the optics cover is connected with the first end of the shell, with the shape in the optics cover and the shell Into inner cavity, the LED module, the drive circuit and the battery are arranged on the interior intracavitary;The light emission side of the LED module Towards the second end of the optics cover;The drive circuit is located at the backlight side of the LED module;The battery and described LED module is connected with the drive circuit respectively;
    The battery passes through the LED module, and the first end of the battery is located at the light emission side of the LED module, so that:Institute State the light emission side that battery protrudes from the LED module.
  2. 2. LED emergency lamps according to claim 1, it is characterised in that the battery protrudes the LED module light emission side Length be the first length, first length is more than the half of the length of the battery.
  3. 3. LED emergency lamps according to claim 1, it is characterised in that further include battery bracket, the battery bracket with The LED module connection, position of the battery by the battery bracket stationary phase for the LED module.
  4. 4. LED emergency lamps according to claim 3, it is characterised in that the battery bracket includes rack body with holding Base is carried, the bearing base is arranged on the bottom of the rack body, and the battery is carried on the bearing base, the branch Frame body is connected with the LED module.
  5. 5. LED emergency lamps according to claim 4, it is characterised in that in the outer surface of the battery, partly or entirely For the surface with reflection action.
  6. 6. LED emergency lamps according to claim 3, it is characterised in that further include battery container, the battery is arranged on institute State in battery container, the battery container is installed on the battery bracket.
  7. 7. LED emergency lamps according to claim 6, it is characterised in that in the outer surface of the battery container, part or All surfaces with reflection action.
  8. 8. LED emergency lamps according to any one of claims 1 to 7, it is characterised in that the LED module includes first Circuit board and LED light source, the LED light source are arranged on the first circuit board, and the battery passes through the first circuit board.
  9. 9. LED emergency lamps according to claim 8, it is characterised in that the LED module includes at least one described LED light source, the LED light source are arranged at the battery ambient.
  10. 10. LED emergency lamps according to claim 8, it is characterised in that the battery is perpendicular to first circuit Plate.
  11. 11. LED emergency lamps according to any one of claims 1 to 7, it is characterised in that the drive circuit is arranged on the Two circuit boards, the second circuit board are installed on the first circuit board and/or the shell.
  12. 12. LED emergency lamps according to any one of claims 1 to 7, it is characterised in that further include lamp cap, the lamp cap It is connected with the second end of the shell.
CN201711308009.9A 2017-12-11 2017-12-11 LED emergency bulb Active CN107975692B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201711308009.9A CN107975692B (en) 2017-12-11 2017-12-11 LED emergency bulb
PCT/CN2018/120290 WO2019114694A1 (en) 2017-12-11 2018-12-11 Led emergency light bulb

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711308009.9A CN107975692B (en) 2017-12-11 2017-12-11 LED emergency bulb

Publications (2)

Publication Number Publication Date
CN107975692A true CN107975692A (en) 2018-05-01
CN107975692B CN107975692B (en) 2020-03-17

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