CN2534458Y

CN2534458Y - Special portable searchlight

Info

Publication number: CN2534458Y
Application number: CN 01240022
Authority: CN
Inventors: 张华强
Original assignee: Individual
Current assignee: Individual
Priority date: 2001-05-14
Filing date: 2001-05-14
Publication date: 2003-02-05
Anticipated expiration: 2011-05-14

Abstract

A special handing search light is a strong incandescence emitter which adjusts the lighteness and rapidly replaces the battery. The utility model comprises an emitting head and a power supply body. The shape is similar to a cylinder. The utility model is characterized in that 1. A plurality of tungsten filaments which vary greatly on the power are arranged on the emitting head bulb, all tungsten filaments exactly enter into the focus position of the reflection bowl; 2. A switch for selection of strong and weak light is arranged on the handle of the power supply body; 3. A door is arranged at the rear of the power supply body which facilitates the installation and dismantlement of the rechargeable battery. So the emitting power is strong, the lighteness is adjustable. The defect of the rechargeable battery in the existing handing lamp such as the installment and dismantling are overcome. The utility model is characterized by small volume, strong power, wide rang, adjustable lighteness, effective energy saving, rapid replacement of battery, charging battery on or out of the machine etc.

Description

Extraordinary portable searchlight

The utility model relates to a kind of emitter that produces strong incandescence, specifically a kind ofly can load and unload rechargeable battery fast, the portable strong light emission device of adjustable brightness.

At present, known flashlight power is low, and brightness is little, and range nearly (except that the especially big transmitter of volume) can not adapt to searchlighting long drive and public security and scout security patrol, specific (special) requirements such as safety precaution.The portable long drive lamp that the power that is commercially available is bigger is 6w all generally, though improved brightness, brightness can not be regulated, and the working time is short, and rechargeable battery can not arbitrarily be changed in the body.

The purpose of this utility model is intended to design a kind of portable adjustable brightness searchlight that can change rechargeable battery rapidly, transform the traditional structure and the illumination mode of flashlight, increase substantially transmitting power and transmitting range, the adjustable brightness joint, make it keep the advantage of common flashlight, possess specific function again.The purpose of this utility model also is intended to improve " multi-functional night vision light emitted device " (patent No.: 972409718) of my design; " portable multifunctional searchlight " (patent No.: 98235188.7) reach " portable adjustable brightness searchlight " (patent No. ZL99237171.6), according to " multi-functional night vision light emitted device " and " portable multifunctional searchlight ", the core technology of " portable adjustable brightness searchlight " (two tungsten filament halogen tungsten bulb) designs a kind of new product that can change rechargeable battery fast.

The purpose of this utility model is achieved in that extraordinary portable searchlight, form by emitting head and power supply body, parabolic mirror and emitting bulb are arranged in the emitting head, it is characterized in that described emitting bulb has two to four variform tungsten filaments, handle is provided with step switch.Power supply body afterbody has the battery door of fan " plug-in card " formula, can change battery fast.

Owing to adopt such scheme, can utilize the halogen tungsten bulb of two tungsten filaments, reach and send strong incandescence and carry out long drive, and can regulate the purpose of brightness, utilize afterbody " plug-in card " formula battery door, change battery rapidly.The utility model is simple in structure, and the common high light flashlight of power ratio of launching strong incandescence is big more than 40 times, has specific function.

Below in conjunction with accompanying drawing embodiment of the present utility model is described further:

Fig. 1 the utility model outline drawing

Fig. 2 mariages halogen tungsten bulb of the present utility model schematic diagram

Fig. 3 the utility model basic block diagram

Fig. 4 the utility model back side (battery handling door) schematic diagram

Among the figure: 1. emitting head 2. power supply bodies 3. mariages halogen tungsten bulbs 4. parabolic mirrors 5. bulb seat boards 6. cover glasses 7. brightness regulating switch 8. circuit boards 9. high-power tungsten filament 10. small-power tungsten filaments 11. filament posts 12. quartz glass foams 13. metal lamp housings 14. battery handling doors 15. charging jacks 16. charging indicator lights 17. anodal spring haptic element 18. negative spring haptic elements 19. rechargeable batteries 20. battery door buttons 21. batteries are full of indicator lamp

With reference to Fig. 1, the utility model has emitting head (1), and power supply body (2) is formed, in the power supply body (2) chargeable battery is housed, emitting head (1) is that a kind of power is big, and the strong incandescence emitting head of adjustable brightness is characterized in that: designed a kind of high-power halogen tungsten bulb that two tungsten filaments are arranged in the emitting head.The bulb of present known flashlight and various portable type luminaires has only a tungsten filament, brightness can not be regulated, the luminous intensity volume conditions each other, in order to improve the brightness of flashlight, will adopt the big battery of capacitance, increase the quantity of battery series connection, make the flashlight volume do very greatly (as: flashlight of No. 1 battery of a kind of four joints that is commercially available), want reduced volume, just must reduce the quantity of battery or adopt small cell, thereby the range of torch and brightness are lowered.It is big to be sought after a kind of luminous intensity in actual use, far firing range, portable light emitted device, but produce difficulty of high-power portable luminaire, mainly be that emission high light power consumption is too big, battery load is overweight, is difficult to reach the purpose that volume is little, brightness is big, service time is long.So, the portable type luminaire of power more than 6W seldom arranged in the market, see once in a while, the stream time that also once charges is very short, the uncontrollable shortcoming of brightness is for transmitting power and the transmitting range that increases substantially portable illuminator, saves energy, regulate brightness, and reach the purpose that to carry out strong light emission for a long time.Designed the utility model.

With reference to Fig. 2, consideration is regulated bulb brightness by the method for regulating operating current and operating voltage, can make the circuit complicated of flashlight and portable lighting equipment, the effect that can not obtain, because, the power of a tungsten filament is fixed, and suitable operating current is arranged, and best luminance just can be arranged, little as operating current, filament is just rubescent, and operating current is too big, will the disintegration of filament.So the filament that the utility model is taked two different capacities are installed reaches the purpose of regulating brightness, this method is comparatively convenient, effective.Mariages halogen tungsten bulb shown in this figure, for the utility model designs, the diameter of two tungsten filaments is different with length, and power difference is very big, high-power tungsten filament (9), send strong incandescence, small-power tungsten filament (10) sends weak incandescence (bigger than the brightness of common high light flashlight), for solving the focusing problem of this bulb at parabolic mirror, when making bulb, the mid point of high-power tungsten filament (9) and small-power tungsten filament (10) all must be installed on the vertical line by the quartz glass bulb cross section center of circle.When guaranteeing that bulb moves forward and backward in parabolic mirror, two tungsten lines can both enter the focal position.One end of high-power tungsten filament (9) and small-power tungsten filament (10) is connected on the filament post jointly, this filament post and metal lamp housing (13) conducting, be connected with the negative pole of battery during use, the other end of high-power tungsten filament and small-power tungsten filament, be connected on respectively on other two filament posts (11) of bulb, and be welded on mutually insulated on 2 haptic elements of metal lamp housing (13) bottom.Be connected with anode during use.Optionally be switched on or switched off, also availablely connect two tungsten filaments simultaneously and connect the wherein method of a tungsten filament, reach the purpose of sending the high light and the low light level.Also can in two halogen tungsten bulbs, set up one to two tungsten filament, make the utility model have branch three to regulate the function of brightness to fourth gear.

In Fig. 3: emitting head (1) is by two tungsten filament halogen tungsten bulbs (3), and vacuum is plated parabolic mirror (4), bulb seat board (5), and cover glass (6) is formed, halogen tungsten bulb (3) commonly used, high-power tungsten filament is 6V, 30W, small-power tungsten filament are 6V, 8W.Mariages halogen tungsten bulb (3) is packed in the emitting head, the metal shell of bulb (13) just with the GND conducting, and two haptic element polyphone brightness regulating switch (7) of two-filament bulb (3) are connected with the anode in the power supply body (2), form radiating circuit of the present utility model, by-pass cock (7) is pushed the high light shelves to, and the high-power tungsten filament of bulb is lighted, by-pass cock is pushed low light level shelves to, high-power tungsten filament disconnects and promptly putting out, and the small-power tungsten filament of bulb is lighted, and reaches the purpose of regulating brightness.High light is used for long drive, and the low light level is used for close-in target irradiation, and using electricity wisely prolongs battery service time relatively.The utility model also has 12V, 80W～12V, 15W; The mariages halogen tungsten bulb of kinds such as 6V, 50W～6V, 8W can exchange according to need of work and use (when using the bulb of different operating voltage instead, the battery of power supply body is wanted corresponding adjustment).Parabolic mirror is a kind of metallic article that adopts the vacuum coating technology.Have very strong reflectivity, inner face parabolic equation formula is that the length according to osram designs the long drive better function.Mariages halogen tungsten bulb (3) is installed on the bulb seat board (5), the emitting head of composition (1), the incandescence that power is powerful can be launched the distance about 1000 meters.A step switch (7) is arranged on the handgrip of the present utility model, reach the purpose of strong and weak light conversion, also can adorn two switches of the high light and the low light level and replace.Power supply body (2) can be the emitting head power supply according to optionally pack into the chargeable battery of different voltages and capacitance of the requirement of illuminator in the emitting head.Bulb seat board of the present utility model (5) also can be installed a high-power monofilament halogen tungsten bulb, only carries out strong light emission, and battery has consumed, and opens getting final product that battery door (14) renews.

With reference to Fig. 3, Fig. 4: the portable long drive lamp rechargeable battery of seeing in the market all is fixed in the fuselage, can not change, and brightness can not be regulated, and the working time is short, in case battery power consume, must go back to charge, otherwise, can't use, taking becomes burden.In order to address the above problem, the utility model designs a kind of circuit board (8) and the rapidly opened and closed battery door (14) of a kind of energy, opens this door and changes to new battery immediately and work on but battery has consumed pressing button (20).Circuit board (8) is fixed in the fuselage, and its effect is to be luminous original paper power supply and charging indication, charge protection.Two spring haptic elements (17) (18) are arranged on the circuit board (8), when opening battery door (14), insert rechargeable battery, the positive and negative electrode of battery respectively with circuit board on two spring haptic element fluid-tight engagement, fasten battery door, circuit board just can be luminous original paper power supply.The utility model is furnished with a charger, can carry out in the machine charging or machine charges outward to battery, when charging in carrying out machine, plug on the charger is inserted charging jack (15) to get final product, indicator lamp (16) is bright, and expression is charged, and the bright expression battery of indicator lamp (17) is full of.

The utility model is simple to operate, and is easy to carry, fast changeable rechargeable battery, applied range, during the emission incandescence, power is powerful, and range can reach about 1000 meters, adjustable brightness, be applicable to the search at night, public security is scouted, and safety precaution etc. also extensively are suitable for other all departments of society and use.

Claims

1, the portable searchlight of a kind of special type; form by emitting head and power supply body; parabolic mirror and emitting bulb and cover glass are arranged in the emitting head; power supply body afterbody has the door of a fan loading and unloading battery; it is characterized in that described emitting bulb has two to four variform tungsten filaments; handle is provided with strong and weak light selector switch, and power supply body afterbody has a fan to open and close door easily.

2, the portable searchlight of special type according to claim 1 is characterized in that illuminator is two halogen tungsten bulbs of root tungsten filament at the most.

3, according to claim 1, the portable searchlight of 2 described special types, in the body that it is characterized in that powering chargeable battery is housed.

4, according to claim 1,2, the portable searchlight of 3 described special types, it is characterized in that handle is provided with the switch that can select the high light and the low light level.