CN201059428Y

CN201059428Y - LED electric torch

Info

Publication number: CN201059428Y
Application number: CNU2007200516966U
Authority: CN
Inventors: 陈建民
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-05-16
Filing date: 2007-05-16
Publication date: 2008-05-14
Anticipated expiration: 2017-05-16

Abstract

The utility model discloses a LED flashlight which comprises a lamp cap provided with a LED, a flashlight body and a tailhood which are connected with each other by threaded connection. A rechargeable lithium battery is arranged in the flashlight body, the tailhood is provided with a charging interface, a feather-touch operating switch is arranged on the lamp cap or the flashlight body or the tailhood and connected with a control circuit board, a lithium battery protective circuit and a control chip I C1 are arranged on the control circuit board, a lithium battery charging and protective circuit is connected with the lithium battery and the charging interface, the control chip I C1 is connected with the LED and the feather-touch operating switch and is supplied power by the lithium battery. The LED flashlight of the utility model has the advantages of small volume, low cost, simple circuits, low power consumption, convenient carrying and operating, and can effectively realize color changing of the LED such as twickling, full lighting and half lighting and light effect with different colors.

Description

A kind of LED flashlight

Technical field

The utility model relates to a kind of portable illumination apparatus, is meant a kind of LED flashlight particularly.

Background technology

The conventional portable ligthing paraphernalia is our common flashlight, generally adopts dry cell power supply, and bulb is luminous, and its shortcoming is that lamplight brightness is not high enough, and power consumption is big, and battery runs low very much, and battery has been put the corrosion easily of electricity back.Along with the development of technology, the LED light emitting diode of brightness height, power consumptive province produces, and its brightness has met or exceeded the brightness of common torch bulb.Use the flashlight of LED light emitting diode to have brightness height, power consumptive province, advantage that volume is little, at the existing many patent applications of the technical scheme of the flashlight of LED light emitting diode, but can only satisfy the primary demand of illumination in the existing technical scheme, function singleness, the LED light emitting diode is generally operational in to be lighted and closed condition, what use simultaneously is disposable battery, needs often to change battery.

The utility model content

The problem that the utility model need solve provides that a kind of volume is little, cost is low, circuit is simple, low in energy consumption, carry and flashlight easy to operate, that can realize the lighting effects of LED colors changing hue effectively.

Design a kind of LED flashlight according to the above-mentioned problem that needs to solve, comprised lamp holder, stack shell, tail-hood that LED is installed.Lamp holder, stack shell, tail-hood are by being threaded; in stack shell, place the rechargeable type lithium battery; tail-hood is provided with charging inlet; the soft-touch type console switch places on lamp holder or stack shell or the tail-hood and with control circuit board and is connected; control circuit board is provided with lithium cell charging and holding circuit and control chip IC1; lithium cell charging and holding circuit are connected with charging inlet with lithium battery, and control chip IC1 is connected with the soft-touch type console switch with LED and by lithium cell charging.

As the preferred scheme of the utility model be: the soft-touch type console switch is arranged on the tail-hood, be wrapped with the silica gel button at the soft-touch type console switch, realize the luminance of LED is controlled by operation silica gel button, LED places the center of lamp holder, by the soft-touch type console switch LED is operated in to close, bright, brightness reduces by half and glittering duty entirely.The lamp holder that is threaded, the place of screwing togather of tail-hood are provided with sealing ring.

As another preferred version of the utility model be: the soft-touch type console switch also is arranged on the tail-hood, and lamp holder is connected with stack shell by Connection Block.

As the utility model the 3rd preferred version be: lamp holder is threaded with stack shell by Connection Block, tail-hood is made up of tailstock and tail cover, and tailstock is connected with stack shell, is socketed with the tail cover on tailstock, tailstock is provided with charging inlet, and Connection Block is provided with a plurality of soft-touch type console switch.Be placed with a LED at the center of lamp holder, annular spread has the LED of a plurality of at least two kinds of different colours in lamp holder, and versicolor LED is spaced apart, and by a plurality of console switch of touch gently controls above the Connection Block.

The utlity model has following beneficial effect:

1, gives full play to the technical advantage of LED in the flashlight application facet, make the LED flashlight have economy and practicality, volume little, use carry and easy to operate, lighting hours is longer, function is more comprehensive, luminosity height (can reach 40 lumens), power consumptive province (＜350mA).

2, used rechargeable lithium-ion battery, having the charging socket can use the rechargeable lithium batteries repetitive cycling of charging, and rechargeable type lithium battery (using 18650 lithium batteries, 1 joint) capacity big (can reach 2300mA/h) is reusable, energy volume ratio height, and continuous lighting time is long.

3, used the soft-touch type console switch, realized light control by circuit board, and can set different intensity of lights, light lighting mode and other light control function.

Description of drawings

Fig. 1 is the utility model embodiment one flashlight front view;

Fig. 2 is the left view of Fig. 1.

Fig. 3 is Fig. 1 direction of axis line cutaway view;

Fig. 4 is the utility model embodiment two flashlight front views;

Fig. 5 is the right view of Fig. 4;

Fig. 6 is Fig. 4 direction of axis line cutaway view;

Fig. 7 is the utility model embodiment three flashlight front views;

Fig. 8 is the right view of Fig. 7;

Fig. 9 is Fig. 7 direction of axis line cutaway view;

Figure 10 is the utility model embodiment one flashlight circuit theory diagrams;

Figure 11 is that the utility model embodiment one and two LED light change block diagram;

Figure 12 is the utility model embodiment three flashlight circuit theory diagrams;

Figure 13 is that the utility model embodiment three LED light change block diagram;

The specific embodiment

Below with reference to accompanying drawing the specific embodiment of the present utility model is elaborated:

The utility model embodiment one, as Fig. 1, Fig. 2, shown in Figure 3, a kind of LED high light flashlight comprises lamp holder 1, stack shell 2, tail-hood 3 that LED is installed.In stack shell 2, place rechargeable type lithium battery 5, lamp holder 1 is connected by screw thread 10 with stack shell 2, and stack shell 2 is connected by screw thread 10 with tail-hood 3, and screw thread 10 is provided with sealing ring 11, tail-hood 3 is provided with charging inlet 9, and soft-touch type console switch 6 places on the tail-hood 3 and with control circuit board 8 and is connected.Control circuit board 8 is provided with lithium battery protection circuit and control chip IC1, and lithium battery protection circuit is connected with charging inlet with lithium battery, and control chip IC1 is connected with soft-touch type console switch 6 with LED and by lithium battery power supply.

The center of lamp holder 1 is equipped with a LED, is provided with the silica gel button 7 of parcel soft-touch type console switch 6 outside soft-touch type console switch 6.By pressing silica gel button 7, LED is operated in close, bright, brightness reduces by half and glittering duty entirely.

Wherein, the length of flashlight, silica gel button 7, screw thread 10 and sealing ring 11 all reach explosion-proof criteria.

As shown in figure 10, a kind of LED high light flashlight circuit theory diagrams, charging jack 9 are used to insert charger the lithium batteries 5 in the stack shell 2 are charged, diode D1 be used to prevent the to charge safeguard protection of socket 9 short circuits or error-polarity connection.Lithium battery protection circuit is installed on lithium battery 5 inside, and control chip IC1 is special-purpose control IC, by the control of soft-touch type console switch K1 realization to LED1 light.

As shown in figure 11, torch clicks soft-touch type console switch 6 (K1) in off position down, and the LED lamp is lighted, and brightness reaches 40 lumens for bright entirely, and power consumption is 350mA; Click soft-touch type console switch K1 again, the brightness of LED lamp reduces by half, and it is 20 lumens that brightness this moment reduces by half, and power consumption is 170mA, and more power saving under this kind state, the sustainable work of the lithium battery that is full of clicked soft-touch type console switch K1 again and close more than 12 hours.No matter under which kind of state (LED closes or lights), pin soft-touch type console switch K1 did not put into into flash mode in three seconds, bright 0.4 second of control chip IC1 control this moment LED1, closed 1 second, and so circulated repeatedly the average 100mA of power consumption, be full of the longest the flash of light 24 hours of battery of electricity, this flash mode is used to point out, and the report orientation can be used as distress signal.

The utility model embodiment two, as Fig. 4, Fig. 5, shown in Figure 6, the alert flashlight of using of a kind of LED, comprise lamp holder 1, Connection Block 4, stack shell 2, tail-hood 3 that LED is installed, in stack shell 2, place rechargeable type lithium battery 5, lamp holder 1 is connected with stack shell 2 screw threads 10 by Connection Block 4, and stack shell 2 is connected with tail-hood 3 screw threads 10, and tail-hood 3 is provided with charging inlet 9 and soft-touch type console switch 6.Screw thread 10 is provided with sealing ring 11, and tail-hood 3 is provided with charging inlet 9, and soft-touch type console switch 6 places on the tail-hood 3 and with control circuit board 8 and is connected.Control circuit board 8 is provided with lithium battery protection circuit and control chip IC1, and lithium battery protection circuit is connected with charging inlet with lithium battery, and control chip IC1 is connected with soft-touch type console switch 6 with LED and by lithium battery power supply.Its circuit working principle is identical with embodiment one with the light control mode.

The utility model embodiment three, as Fig. 7, Fig. 8, shown in Figure 9, a kind of LED multifunctional signal flashlight, comprise lamp holder 1, Connection Block 4, stack shell 2, tail-hood 3 that LED is installed, place rechargeable type lithium battery 5 in stack shell 2, lamp holder 1 is connected by screw thread 10 with Connection Block 4, Connection Block 4 is connected with stack shell 2 usefulness screw threads 10, tail cover 32 all is connected with stack shell 2 by screw thread 10 with tailstock 31, and tailstock 31 is with the jacks 9 that charge, and Connection Block 4 is provided with three soft-touch type console switch 6.

The center of lamp holder 1 is equipped with a white light LEDs, this white light LEDs is connected with a soft-touch type console switch 6, white light LEDs annular spread around the center has each red-green glow LED of eight, red-green glow LED is the interval and is in staggered distribution, and is connected control by the second soft-touch type console switch 6 with the 3rd soft-touch type console switch 6 respectively.Three soft-touch type console switch 6 are connected with control circuit board 8; control circuit board 8 is provided with lithium battery protection circuit and control chip IC1; lithium battery protection circuit is connected with charging inlet with lithium battery, and control chip IC1 is connected with soft-touch type console switch 6 with LED and by lithium battery power supply.

As shown in figure 12, a kind of LED multifunctional signal flashlight circuit theory diagrams, charging jack 9 are used to insert charger the lithium batteries 5 in the stack shell 2 are charged, diode D1 be used to prevent the to charge safeguard protection of socket 9 short circuits or error-polarity connection.Lithium battery protection circuit is installed on lithium battery 5 inside, and control chip IC1 is special-purpose control IC, by the control of soft-touch type console switch K3 realization to white light LED2 light.Red-light LED 3-LED10 and control chip IC1 output are connected in parallel, by the control of soft-touch type console switch K1 realization to red-light LED 3-LED10 light.Another output parallel connection of green light LED 11-LED18 and control chip IC1 is by the control of soft-touch type console switch K2 realization to green light LED 11-LED18 light.

As shown in figure 13, embodiment three light change block diagram, and flashlight (except that red light is bright) under free position is pressed soft-touch type console switch K1, and red-light LED is lighted entirely, and white light and green light LED are closed, and press soft-touch type console switch K1 again, and all LED closes.(except that green light is bright) presses soft-touch type console switch K2 under free position, and green light LED is lighted entirely, and white light and red-light LED are closed, and presses soft-touch type console switch K2 again, and all LED closes.(except that white lamp is bright) presses soft-touch type console switch K3 under free position, and the illumination white light LEDs is lighted, and ruddiness and green light LED are closed, and press the whole LED of soft-touch type console switch K3 once more and close.

In addition, the control mode to the LED of red, green and white light can realize as embodiment one and two described control modes.The utility model does not have the kind of LED in pair lamp holder and quantity to limit, any the utility model principle and control mode utilized, and the innovation and creation of having done all should fall within the protection domain of the present utility model.

Claims

1. LED flashlight, comprise lamp holder (1), stack shell (2), tail-hood (3) that LED is installed, in stack shell (2), place rechargeable type lithium battery (5), it is characterized in that: tail-hood (3) is provided with charging inlet (9), and soft-touch type console switch (6) places lamp holder (1) or stack shell (2) or tail-hood (3) upward and with control circuit board (8) to be connected.

2. LED flashlight according to claim 1; it is characterized in that: described control circuit board (8) is provided with lithium battery protection circuit and control chip IC1; lithium battery protection circuit is connected with charging inlet (9) with lithium battery (5), and control chip IC1 is connected with soft-touch type console switch (6) with LED and is powered by lithium battery (5).

3. LED flashlight according to claim 2 is characterized in that: described LED places the center of lamp holder (1), by soft-touch type console switch (6) LED is operated in to close, bright, brightness reduces by half and glittering duty entirely.

4. LED flashlight according to claim 3 is characterized in that: the LED of at least two kinds of different colours is arranged around center LED annular spread in lamp holder (1), and versicolor LED is spaced apart, and by independently soft-touch type console switch control separately.

5. LED flashlight according to claim 3 is characterized in that: described soft-touch type console switch (6) carries out work control by the silica gel button (7) of outer wrapping to LED.

6. according to claim 3 or 4 or 5 described LED flashlights, it is characterized in that: lamp holder (1), stack shell (2) integrated injection molding, lamp holder (1) is gone up screw thread (10) and is connected with lamp holder lid (18), stack shell (2) is connected with tail-hood (3) screw thread (10), and described soft-touch type console switch (6) and charging inlet (9) place on the tail-hood (3).

7. according to claim 4 or 5 described LED flashlights, it is characterized in that: lamp holder (1) is connected with stack shell (2) screw thread (10) by Connection Block (12), stack shell (2) is connected with tail-hood (3) screw thread (10), and tail-hood (3) is provided with charging inlet (9) and soft-touch type console switch (6).

8. according to claim 4 or 5 described LED flashlights, it is characterized in that: be provided with Connection Block (12) between lamp holder (1) and the stack shell (2), lamp holder (1) is connected by screw thread (10) with Connection Block (12), Connection Block (12) is connected with screw thread (10) with stack shell (2), tail cover (32) all is connected with stack shell (2) by screw thread (10) with tailstock (31), tailstock (31) band charging jack (9), Connection Block (12) is provided with soft-touch type console switch (6).

9. according to claim 6 or 7 or 8 described LED flashlights, it is characterized in that: each interface of screw thread (11) is provided with sealing ring (11).