CN2451875Y - Carry-on small electric torch - Google Patents

Abstract

The utility model relates to a portable small electric torch. The utility model is characterized in that the electric torch comprises a main electric torch body and an end casing, wherein a battery pack, a lamp shade, a light emitting diode (LED), a lamp holder and a switch are arranged in the end casing; the lamp holder and the switch device are provided with a male insulating casing and a female insulating casing, and a metal conductive sheet is arranged on the bottom surface of the female insulating casing. A cap element elastically extends into a preinstalled via hole of the conductive sheet and a central hole on the bottom surface of the female insulating casing; a conductive element of the cap cover is controlled to press on or disconnect with the surface of the conductive sheet. One end of the battery pack is abutted on the cap type conductive element when the end casing and the main electric torch body are locked; the spiral rotation of the main electric torch body and the end casing controls the LED to be turned on or turned off. The utility model has the advantages that the electric torch is further miniaturized and the assembly is fast and convenient.

Description

Carry-on compact flashlights

The utility model relates to a kind of flashlight, particularly a kind of carry-on compact flashlights.

The conventional batteries of tradition flashlight because of using general osram lamp and being correlated with, and for conveniently holding use, this type of is now worked as big with flashlight volume homogeneous phase and has length-specific, and is inconvenient to carry.

Modern age, semiconductor section branch constantly progressed greatly, and need not use the light emitting diode (LED) of tungsten filament can be made as various different colours, and have the function of high brightness even superbright degree, gradually can replace conventional bulb, and be widely used in the product of various different field.The light emitting diode of this type of small size (LED) also makes making miniaturization flashlight become possibility certainly, this kind uses light emitting diode (LED) flashlight length can be made as the 3.5-6.0 centimetre as the flashlight of light source, and its diameter then can be made as the 1.1-2.5 centimetre.

The conventional bulb of using filament is that Yu Yiduan is provided with the thread metallic sheath it is bolted in the lamp socket that contains internal screw thread, but existing light emitting diode (LED) then makes its two poles of the earth pin expose, and therefore it will be used in and promptly need use diverse lamp socket connecting structure on the flashlight.

Fig. 1-3 is a kind of compact flashlights of now knowing use light emitting diode (LED) as light source, and it is disclosed in United States Patent (USP) 5,349, No. 506.As shown in Figure 1, 2, this compact flashlights has a main cylinder (barrel) 10, and its front end has a head end to change control (head assembly) 11, and a tail-hood (tall cap) 12 is then contained in the rear end, forms torch on the other hand jointly with this three-section type structure.Above-mentioned main cylinder 10 ends are spirally connected in conjunction with a retainer ring 13, and cooperate location one reflector 14 and an eyeglass 15.And make a light emitting diode (LED) bulb 16 be positioned at middle position within the reflector 14.And the predeterminable spring 17 of above-mentioned tail-hood 12 inner bottom parts, and be provided with a plurality of batteries 18 in main cylinder 10 inside.

According to its bulb of said structure flashlight and switch controlling device by insulation bearing 100 on one and down insulation bearing 120 (Upper and lower insulator receptacle) formed jointly.Above-mentioned main cylinder 10 front ends then are provided with a flanging portion 109, and insulating base 120 is inserted, inside, flanging portion 109 right side as shown, last insulating base 100 then is positioned at the left-external side of flanging portion 109, make both can produce movable axially near or the action that separates.Please join Fig. 1,3 simultaneously, on the separately through hole 101,102 of bearing 100 default two that insulate, and by 103,104 hollow pipes that constitute jointly of two relative arc-like sheets.And luminous two holes 101,102, and by 103,104 hollow pipes that constitute jointly of two relative arc-like sheets.The two poles of the earth pin 161,162 (terminal electrode) of light emitting diode (LED) bulb 16 then can penetrate above-mentioned through hole 101,102, and stretches in the above-mentioned hollow pipe.Slotted eye 121,122 was for inserting an indirect contact 123 (central conductor) and a side joint contact 124 (sideconductor) respectively in the middle of following insulating base 120 then was provided with two.Above-mentioned is to make its two arc-like sheets, 103,104 activities stretch into down the arc groove 125,126 of insulating base 100 when going up insulation bearing 100 and being connected with the bearing 120 that insulate down, and makes bulb the two poles of the earth pin 161,162 peg graft respectively indirect contact 123 and side joint contact 124; And indirect contact 123 under bearing 120 1 sides that insulate be provided with one folding piece 127 for connecting battery pack 18 1 ends, other make this battery pack 18 in addition end be pressed against spring 17; Side joint contact 124 then under bearing 120 another examples that insulate be provided with another tabs 128.

When its head end changes control and main cylinder 10 and locks (as shown in Figure 1) fully, will the tabs 128 of side joint contact 124 be separated according to the flashlight of said structure with main cylinder 10 flanging portions 109, light emitting diode (LED) bulb 16 extinguishes; Outward winding a segment distance when (as shown in Figure 2) and change control 11 at this head end, the thrust shadow that is subjected to tail-hood 12 one-sided springs 17 to, this tabs 128 will press flanging portion 109 and form conducting state, light emitting diode (LED) bulb 16 is lighted.

This kind compact flashlights (miniature flashlight) structure extensively is disclosed in other as United States Patent (USP) the 5th, 485, No. 360, the 5th, 806, No. 964 and the 6th, 086, waits in each case for No. 219.

But this kind now known the compact flashlights structure of use light emitting diode (LED) bulb as light source, because its main cylinder one end lock mounted head end changes control, other termination is closed the three-section type of tail-hood and constructed, and makes whole flashlight be difficult to further miniaturization.Its head end changes the external screw teeth that matches that control must be locked on main cylinder with the internal screw thread in bigger footpath simultaneously, and the overhang that this head end changes control causes the external form style of its whole flashlight to be difficult to main cylinder and head end are changeed the profile lines that control is made as one.And during actual assembled operation at the scene, the bearing that must insulate is down packed into by an end of main cylinder, on insulate bearing again across flanging portion by main cylinder other end combination insulation bearing down, in the assembling comparatively trouble with inconvenient.And its main cylinder and head end change control relatively rotate with control insulate up and down bearing with axially near or separately the time, fragile bulb reflector one end of structure is as the point of application, it is unstable to drive the control action.No matter in the process of assembling simultaneously or maintenance, head end change that control unloads or complete combination before, its light emitting diode (LED) bulb is to be in upright opening not screen state (as 5,349, No. 546 cases shown in Figure 8), be very easy to because of neglectful collision, and make expensive light emitting diode (LED) bulb impaired.

Order of the present utility model promptly provide a kind of miniaturization, sturdy and durable, can guarantee that the unlikely accident of light emitting diode (LED) bulb is impaired, assembling operation compact flashlights with oneself more quickly and easily.

Above-mentioned purpose of the present utility model is realized by following technical scheme.

A kind of carry-on compact flashlights is characterized in that: be provided with the hollow main cylinder and the end cover that can be spirally connected mutually, and in the inner assembled battery group of end cover, lampshade, light emitting diode (LED) and lamp socket and switch controlling device; Have public insulation sleeve and female insulation sleeve of fit mutually according to above-mentioned lamp socket and switching device, this public affairs insulation sleeve is provided with the two separately through holes that run through for light emitting diode (LED) the two poles of the earth, bending location pin; One female insulation sleeve is then preset the through hole up for the directed above-mentioned public insulation sleeve main body of pegging graft, and has the bottom surface that a setting thickness contains medium pore in this via bottoms; One metallic conduction sheet then is positioned on female insulation sleeve bottom surface, at least bend flanging contact partly by this conducting strip, one contains the cap member of setting longitudinal length stretches in the default through hole of above-mentioned conducting strip and the female insulation sleeve bottom surface medium pore, and making the default big footpath apical margin of this cap type electric-conductor press or break away from above-mentioned conducting strip surface because of the controlled selection of the elastic force of an internal preset upper spring, this cap type electric-conductor exposes from end cover bottom surface elasticity under end cover released state; Battery pack one end of being located at main cylinder inside then presses with the fashionable and above-mentioned cap type of end lock set electric-conductor; But this battery pack is held the lower spring that is provided with a pressurized in addition; Thereby can rotate advance and retreat to control light emitting diode (LED) conducting or to close because of being spirally connected of above-mentioned hollow main cylinder and end cover.

Except that above-mentioned essential features, in specific implementation process, also can replenish following technology contents:

This public affairs insulation sleeve inside is provided with high-order portion and the low order portion that supplies to bend respectively light emitting diode (LED) the two poles of the earth pin with exterior.

This public affairs insulation is placed in periphery and is provided with prominent bar, and the sidewall that female insulation is placed in its inner via hole then is provided with for the relative indent rail with both directed combinations.

This upper spring one end is pressed against cap type electric-conductor inner surface, and end then is resisted against public insulation sleeve in addition; And its lower spring one end is pressed against battery pack one end, and end then is resisted against in the shrinkage pool of the default interior end of main cylinder in addition.

This main cylinder end extends into the whistle device.

This light emitting diode (LED) is to replace translucent cover with the installing reflector.

Main cylinder bottom riveted a connection piece.

Form a neck between this connector and the flashlight bottom, in the default moving member that held by spring of this neck.

Advantage of the present utility model is:

Make the flashlight that forms further miniaturization; Field operation is more quick, convenient; Whole flashlight is more suitable for being made as consistent profile style; Can guarantee that the unlikely accident of light emitting diode (LED) bulb is impaired; Overall structure is more sturdy and durable.

Novelty of the present utility model and other characteristics will be tending towards clear in the detailed description two of conjunction with figs. and embodiment.

Description of drawings:

Fig. 1 is existing with compact flashlights section structure cutaway view, shows not conducting state of light emitting diode (LED) bulb;

Fig. 2 is the partial view of Fig. 1, shows light emitting diode (LED) bulb conducting state;

Fig. 3 shows the three-dimensional exploded view of Fig. 1 major control element;

Fig. 4 is the utility model first embodiment stereogram;

Fig. 5 is the end cover and main cylinder exploded view of Fig. 4;

Fig. 6 is the element three-dimensional exploded view of Fig. 4; Fig. 6 A then analyses and observe and light emitting diode (LED) bulb enlarged drawing for public insulation sleeve;

Fig. 7 is the cross-section cutaway view of Fig. 4, shows light emitting diode (LED) in off position;

Fig. 8 is Fig. 7 end cover and main cylinder exploded view, shows and changes or the assembled battery state;

Fig. 9 is the cutaway view as Fig. 7, and the display end cover is prepared to rotate with conducting light emitting diode (LED);

Figure 10 is the user mode schematic diagram as the opened light emitting diode of Fig. 9 (LED);

Figure 11 is the utility model second embodiment cross-section cutaway view, shows light emitting diode (LED) in off position:

Figure 12 is the utility model the 3rd embodiment cross-section cutaway view, shows that light emitting diode (LED) is in opening; And

Figure 13 is the another kind of embodiment schematic diagram of Figure 12;

Figure 14 is another embodiment of the utility model, shows that the utility model is made as consistent profile style with whole flashlight.

Now see also Fig. 4-6, the hollow main cylinder 20 that the utility model is provided with a suitable length and makes with metal material, it contains an end opening 21, and is located at the internal screw thread section 22 of contiguous this opening 21; It holds 23 in addition then for blind end and predeterminablely be combined in or collude hanging hole 24 as carry-on articles.

And one can be the end cover 30 that metal material makes equally and also can be made as hollow, and have outer screwed pipe 31 is connected to above-mentioned main cylinder 20 for cooperation leakage washers 33 movable screw internal screw thread 22; A this end cover 30 and a default loophole 32 are for equipped light emitting diode (LED) and relevant transparent or reflector thereof.In illustrated this preferred embodiment, a translucent cover 40 that contains bead rank portion 41 is assembled in end cover 30 inside, and its end 42 32 is exposed from the hole, in the inside of above-mentioned rank portion 41 and end cover 30 relatively by the then predeterminable leakage washer 43 in shoulder place.

50 of one light emitting diodes (LED) place above-mentioned translucent cover 40 inside, and it contains the utmost point pin 51,52 of two suitable development lengths.

The utility model is with a public insulation sleeve 60 and one and the common lamp socket and the switch controlling devices thereof that constitute these light emitting diodes (LED) 50 of female insulation sleeve 70 of its fit.Shown in Fig. 6 and Fig. 6 A, public insulation sleeve 60 is provided with a coping plate 61 on its cylindrical body top, and coping plate 61 surfaces are provided with two and run through this public affairs insulation sleeve 60 and cooperate two through holes 62,63 separately of above-mentioned light emitting diode (LED) utmost point pin 51,52 thus, cooperate these through holes 62,63 and prepare the curved position utmost point pin 51,52 of setting, be provided with in its inside one with the high-order portion 64 and the low order portion 65 of exterior, and its inner bottom part is pre-formed an end through hole 66 (ginseng Fig. 6 A) that suitably gos deep into length and diameter.Then be respectively equipped with prominent bar 67,68 at whole public insulation sleeve 60 cylindrical body periphery relative positions.

But 60 sleeves of the public insulation sleeve of said structure are combined in the female insulation sleeve 70, shown in Fig. 6,7, this mother's insulation sleeve 70 is provided with up an inner via hole 71 for pegging graft the cylindrical body of public insulation sleeve 60, and the indent rail 72,73 that the default prominent bar 67,68 of two peripheries of public insulation sleeve 60 is cooperated slide inner via hole 71 two sides that are combined in female insulation sleeve 70 is to form directed combination.Inner via hole 71 at this female insulation sleeve 70 is then preset certain thickness bottom surface 74 near the bottom, and the medium pore 75 of a suitable size diameter is contained in this bottom surface 74.

In above-mentioned public insulation sleeve 60 and 70 common inner spaces that form of female insulation sleeve, then insert a metallic conduction sheet 81, one cap type electric-conductors 82 and a upper spring 83 in regular turn, the required switch controlling device of the common formation of these elements.Above-mentioned metallic conduction sheet 81 has the middle through hole 84 of a suitable size diameter, and pre-subpunch is established a long flanging 85 and a short flanging 86 in both sides.82 of cap type electric-conductors roughly dash the hollow cylinder that is made as suitable size diameter and contains the real face in the end, an and apical margin 87 greater than its barrel diameter, the hollow cylinder of this cap type electric-conductor 82 can be stretched in the above-mentioned conducting strip 81 in the through hole 84, and 87 of its apical margins can determine conducting or close because of selecting whether to lean on conducting strip 81 surface pressure.Above-mentioned upper spring 83 1 ends then can be pressed against the inner surface of the real face in 82 ends of cap type electric-conductor, and end then is resisted against in the end through hole 66 of public insulation sleeve 60 in addition.According to the axial length of above-mentioned preferred embodiment cap type electric-conductor 82 thickness greater than female insulation sleeve 70 bottom surfaces 74, its difference in height is allowed that the apical margin 87 of cap type electric-conductor 82 is controlled and is pressed or break away from conducting strip 81 upper surfaces.

Ginseng Fig. 6,6A and Fig. 7 now please know clearly, light emitting diode (LED) 50 originally vertically extending utmost point pin 51,52 can insert in the through hole 62,63 of public insulation sleeve 60 with erectility earlier, by the default high-order portion 64 and the low order portion 65 of public insulation sleeve 60, making wherein, a utmost point pin 51 bends behind high-order portion 64 bendings, 90 degree more vertically downward then; 52 on another utmost point pin is analysed bending vertically upward again behind 90 degree along low order portion 65 is curved.Make 51 times folding ends 53 of a wherein utmost point pin of these bending utmost point pin be pressed against end cover 30 internal faces, the upper folded end 54 of another utmost point pin 52 then is pressed against the long flanging 85 of conducting strip 81.

Shown in Fig. 5,8, by above-mentioned male and female insulation sleeve 60,70 and inner conductive sheet 81 thereof, 83 common lamp sockets of forming of cap type electric-conductor 82 and upper spring and switch controlling device can be together with bulb 50 and urgent end cover 30 inside that are incorporated into of translucent cover 40 whole one thereof.Make this end cover 30 not be an independent part before main cylinder 20 engages, front end only has translucent cover 40 ends 42 to expose, its bottom face then only has cap type electric-conductor 82 to expose from bottom face.

Simultaneously, lower spring 25, battery pack 26 and film-insulated cover 27 then can be inserted in regular turn in above-mentioned hollow main cylinder 20 inside; Make battery pack 26 1 ends be pressed against spring 25 tops, in addition end then main cylinder 20 and end cover 30 are mutual be placed in by conducting strip 81 when sealed in the real face in 82 ends of cap type electric-conductor that exposes of through hole 84, also make simultaneously lower spring 25 in addition end be resisted against main cylinder default in the end shrinkage pool.

As shown in Figure 9, according to above-mentioned each member assembling location, and with main cylinder 20 and 30 lockings of end cover mutually by the time, the apical margin 87 of cap type electric-conductor 82 is urged and the tension force of internal battery 26 and lower spring 25 and rising, make itself and conducting strip 81 surfaces form one and isolate spacing a, be conducting state not this moment, and light emitting diode (LED) 50 is not lighted.And when main cylinder 20 was outwarded winding a segment distance b with 30 rotations of end cover, whole cap type electric-conductor 82 was subjected to the tension force of upper spring 83 and downwards, makes its apical margin 87 press conducting strip 81 surfaces and form conducting state (ginseng Figure 10), and light emitting diode (LED) 50 energisings are lighted.

Main cylinder according to the foregoing description can further extend into the shape of second embodiment as shown in figure 11, for making whistle shape 201 in the end of main cylinder 200.Whole miniaturization light emitting diode (LED) flashlight more can be used as urgent carry-on whistle and uses.

More can be at the utility model shown in Figure 12 the 3rd embodiment with a reflector 400 to replace the translucent cover 40 that first embodiment is disclosed.And in Figure 13 announcement embodiment close, make material for cooperating difference with above-mentioned Figure 12, except that end cover 300 can be with a metal tube and an alloy tooth pipe 301 common compositions; More can rivet a connection piece 302 in flashlight main cylinder bottom, this connector 302 can and the flashlight bottom surface between form a neck 303, and can on the connector of these neck 303 positions, preset a moving member 305 that held by spring 304, make whole flashlight cooperate resilient movement part 305 and to be assembled in other with this connector 302 easily and equip.

In another embodiment of the utility model shown in Figure 14, show that main cylinder 209 of the present utility model and end cover 309 except that can being made as consistent straight-line profile style, also can be made as consistent camber line profile style as shown.

The utility model fully closely is assembled in an end cover light emitting diode (LED) bulb and lamp socket and switch controlling device thereof, make this end cover directly be combined into required flashlight with double-joint type with main cylinder, and can effectively further this type of light emitting diode of miniaturization (LED) flashlight; And more because bulb and lamp socket thereof and switching member can be assembled in end cover inside with same direction, its on-the-spot assembling operation will be more quick and convenient also; But since end cover mat outward the section of being spirally connected lock in the main cylinder, the junction of its whole flashlight can be made as the consistent trim line of enforcement as shown, and helps the variation of flashlight profile pattern design; Simultaneously, its inside is to lead the buck switch control device with the pressure-controlled that is subjected to of cap cover shape electric-conductor, and it is more stable and reliable to make its inside drive control; Moreover owing to light emitting diode (LED) bulb does not use the not fragile permanent type bulb that is almost of filament, the utility model major control member and light emitting diode (LED) bulb all is located in the metal-back inside of end cover, no matter it makes assembling or changes the battery program, light emitting diode (LED) bulb all can be subjected to more complete screening, and has more excellent overall construction intensity.

Claims (8)

1, a kind of carry-on compact flashlights is characterized in that: be provided with the hollow main cylinder and the end cover that can be spirally connected mutually, and in the inner assembled battery group of end cover, lampshade, light emitting diode and lamp socket and switch controlling device; Above-mentioned lamp socket and switching device have public insulation sleeve and female insulation sleeve of fit mutually, and this public affairs insulation sleeve is provided with the two separately through holes that run through for light emitting diode the two poles of the earth, bending location pin; The then default through hole up of one female insulation sleeve for the directed above-mentioned public insulation sleeve main body of pegging graft, this via bottoms has one and sets the bottom surface that thickness contains medium pore; One metallic conduction sheet then is positioned on female insulation sleeve bottom surface, this conducting strip bends a flanging contact site at least, one contains the cap member of setting longitudinal length stretches in the default through hole of above-mentioned conducting strip and the female insulation sleeve bottom surface medium pore, and making the default big footpath apical margin of this cap type electric-conductor press or break away from above-mentioned conducting strip surface because of the controlled selection of the elastic force of an internal preset upper spring, this cap type electric-conductor exposes from end cover bottom surface elasticity under end cover released state; Battery pack one end of being located at main cylinder inside then presses with the fashionable and above-mentioned cap type of end lock set electric-conductor; But this battery pack end in addition is provided with the lower spring of a pressurized to control the light emitting diode conducting or to close.

2, carry-on according to claim 1 compact flashlights, it is characterized in that: this public affairs insulation sleeve inside is provided with high-order portion and the low order portion that supplies to bend respectively light emitting diode the two poles of the earth pin with exterior.

3, carry-on according to claim 1 compact flashlights, it is characterized in that: this public affairs insulation sleeve periphery is provided with prominent bar, and the sidewall that female insulation is placed in its inner via hole then is provided with the relative indent rail that makes up for both orientations.

4, carry-on according to claim 1 compact flashlights, it is characterized in that: this upper spring one end is pressed against cap type electric-conductor inner surface, and end then is resisted against public insulation sleeve in addition; And its lower spring one end is pressed against battery pack one end, and end then is resisted against in the shrinkage pool of the default interior end of main cylinder in addition.

5, carry-on according to claim 1 compact flashlights, it is characterized in that: this main cylinder end extends into the whistle device.

6, carry-on according to claim 1 compact flashlights is characterized in that; This light emitting diode is to replace translucent cover with the installing reflector.

7, carry-on according to claim 1 compact flashlights is characterized in that: main cylinder bottom riveted a connection piece.

8, carry-on according to claim 1 compact flashlights is characterized in that: form a neck between this connector and the flashlight bottom, in the default moving member that held by spring of this neck.

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