CN202972566U

CN202972566U - Focusing electric torch

Info

Publication number: CN202972566U
Application number: CN 201220624139
Authority: CN
Inventors: 胡峻珲
Original assignee: NINGBO RONGFA ELECTRICAL APPLIANCE CO Ltd
Current assignee: NINGBO RONGFA ELECTRICAL APPLIANCE CO Ltd
Priority date: 2012-11-21
Filing date: 2012-11-21
Publication date: 2013-06-05
Anticipated expiration: 2022-11-21

Abstract

The utility model relates to a focusing electric torch, which comprises an electric torch main body and a lamp cap assembly, wherein a light source is arranged at the left end of the electric torch main body; and the lamp cap assembly comprises a lens seat and a lens arranged on the lens seat. The focusing electric torch is characterized by further comprising a focusing ring, a connector and a lamp cap frame, wherein the right end of the connector is connected with the electric torch main body; a connecting sleeve extends from the left end of the connector; the connecting sleeve is provided with at least one opening extending along the axial direction of the connecting sleeve; the lens seat is positioned in the connecting sleeve; the right end of the lens seat is provided with bumps; the bumps protrude out of the outer wall of the connecting sleeve; the focusing ring is movably sleeved on the connector; the inner wall of the focusing ring is in threaded connection with the bumps; the lamp cap assembly further comprises an attack head; and the peripheral face of the attack head is provided with graduation marks for indicating the zoom ratio of the electric torch. The utility model provides a focusing electric torch, which can be focused rapidly and accurately, does not damage the light source in a focusing process and can be used for better helping a user to defense and escape in case of sudden events.

Description

The focusing type flashlight

Technical field

The utility model relates to the flashlight technical field, specifically refers to a kind of focusing type flashlight.

Background technology

In prior art, flashlight is of a great variety, and Various Functions wherein has a kind of focusing type flashlight, the aggregation extent of the light beam that it can send according to user's use needs adjustment photoelectricity cylinder, and this focusing type flashlight uses extensively.the focusing action of focusing type flashlight is to realize by the distance of regulating between light source and lens, but focusing type flashlight of the prior art is subjected to the restriction of its structure, the focusing mode is the focal length that the motionless mode of lens is adjusted flashlight by mobile light source mostly, this focusing mode is when design, although only need to arrange at the lamp holder place one can drive the thread bush that light source seesaws and can realize, but seesawing of light source is that rotation by screw thread realizes, the electric wire meeting synchronous rotary that connects light source in rotary course, grown service time or the user excessive towards a direction rotation, electric wire easily stretches and even ruptures, cause to light source power supply is unstable and even occur opening circuit or the problem of short circuit, in addition, owing to moving within light source accessory plant flashlight housing, the size of the aperture that therefore can only shine out by the range estimation flashlight just can estimate zoom ratio, can not demonstrate more quickly and accurately the aperture zoom ratio (even show that zoom ratio also can be sheltered from by the shell of flashlight because at the outer peripheral face of light source accessory, graduation mark is set by graduation mark etc. is set, the user can't see).Be exactly that general of flashlight of the prior art is used for emergency lighting in addition, people often carry, and when running into accident, it but only has illumination functions, can better not help the user to defend oneself and escape.In sum, when existing focusing, focusing type flashlight of the prior art can not quick and precisely focus, and when running into accident, the weak point that can not better help the user to defend oneself and escape.

The utility model content

The technical problems to be solved in the utility model is, providing a kind of can quick and precisely focus, and can not damage light source in the focusing process, and when running into accident, the focusing type flashlight that can better help the user to defend oneself and escape.

For solving the problems of the technologies described above, the technical scheme that the utility model provides is: a kind of focusing type flashlight, it comprises flashlight body and lamp adapter assembly, the left end of flashlight body is equipped with light source, described lamp adapter assembly comprises lens mount and is arranged on lens on lens mount, it also comprise for by rotarily drive lens mount near or away from focusing ring, connector and the lamp holder of light source; The right-hand member of connector is connected with flashlight body, the left end of connector is extended with adapter sleeve, adapter sleeve is provided with at least one along the axially extended opening of adapter sleeve, described lens mount is tubular structure, lens mount is positioned at adapter sleeve, the right-hand member of lens mount is provided with and opening radial protrusion one to one, and described projection is by the outer wall that radially protrude from adapter sleeve of opening along adapter sleeve, and projection is provided with screw thread; Described focusing ring is actively socketed on connector, and the inwall of focusing ring is connected with raised thread; Described lamp adapter assembly also comprises for the extended attack head outside lamp holder that helps the user to defend oneself and escape, the outer peripheral face of attacking head is provided with the scale that is used to indicate the flashlight zoom ratio, attack the left end that head is arranged on lens mount, lamp holder is enclosed within the lamp adapter assembly periphery.

After adopting above structure, the utlity model has following advantage: by focusing ring, lamp holder and connector three's cooperation, thereby can control very easily lamp adapter assembly near or realize the adjustment of zoom ratio away from light source, in the process of adjusting zoom ratio, what move is lamp adapter assembly, light source is motionless, damages light source so can not cause the electric wire distortion of light source in the focusing process.Moreover the described outer peripheral face of attacking head is provided with the scale that is used to indicate the flashlight zoom ratio, take the end face of lamp holder as line of reference, can determine fast zoom ratio, estimate zoom ratio more fast and accurately than the size that is radiated at ground aperture by flashlight of the prior art.Also being exactly that described lamp adapter assembly also comprises the attack head, when running into accident, the user can help the user to defend oneself and escape, such as breaking glass etc. and escape with attacking head, or the opposing bad person who uses.The left end of described connector is extended with adapter sleeve, adapter sleeve is provided with along the opening of adapter sleeve axial distribution, and described lens mount is enclosed within adapter sleeve, and lens mount is tubular structure, the right-hand member of lens mount is provided with can be along the projection of opening slip, and described projection is connected with the inner thread of focusing ring.By realizing that along the opening of adapter sleeve axial distribution lens mount is enclosed within the slip on adapter sleeve, be connected with the inner thread that focuses by projection simultaneously, avoided very cleverly adapter sleeve to lens mount and both this interference that focuses.

As preferably, described opening is four, and along circumferentially evenly distributing of adapter sleeve, described projection is four circumferentially evenly distributing along lens mount.This structure can guarantee the intensity of adapter sleeve and the bonding strength of lens mount and focusing ring.

As improvement, described connector is provided with installing hole with the outer wall of focusing ring phase fit, spring is installed in installing hole, be placed with steel ball on spring, the inwall of steel ball and focusing ring offsets, the focusing ring inwall on steel ball offset the place be provided with on the endless belt a plurality of along the focusing ring the equally distributed ball recess of inwall, the depth capacity of described ball recess is less than the radius of steel ball.This structure can prevent that focusing ring from occuring under non-adjustment state loosening, the user is when adjusting focusing ring simultaneously, have snap because the effect of steel ball and spring often turns over a groove part, operate focusing ring to the user and brought timing, strengthened the operability of whole flashlight.

As improvement, the outer face of described attack head is provided with pointed tooth section.The design of pointed tooth section can make stress more concentrated, and the fast and easy shattered glass is barrier very.

As improvement, the outer face of described attack head is provided with a plurality of cutting edges arcuate blade outwardly, and described arcuate blade is provided with through hole.The arcuate blade structure can better be cut object, and simultaneously through-hole structure can be used for wire rope handling, alignment hard wire or use hard wire is curved cleek etc., provides convenience when surviving further for the user in the open air.

As improvement, described lamp holder is wavy away from the end face of an end of light source.The line of reference that wavy structure can be used for reading the scale on the outer peripheral face of attacking head be arranged at wavy low ebb part, the part of close light source namely, and the meter full scale that can read of user is larger like this.

As preferably, described attack head is aluminum alloy materials.Aluminium alloy structure intensity and hardness more can satisfy the use needs of attacking head.

As preferably, described lens mount is tubular structure, and the left end hole of lens mount is shoulder hole structure, and the inwall of the large nose end of described shoulder hole is provided with screw thread, the described outer wall of attacking head is connected with the inner thread of the large nose end of shoulder hole, and lens are pushed against in shoulder hole.This structure is connected by two parts and the mode of middleware chucking has been realized the connection successively of three parts, and is simple and convenient.

As preferably, every graduation mark of described scale is the loop wire that distributes along the outer peripheral face of attacking head.This structure can make user's meaning angle in office can see scale, conveniently reads.

As improvement, described focusing ring is polygonized structure near the outer peripheral face of an end of light source.This structure can prevent effectively that the user from skidding in when focusing ring operation, and the while also is convenient to the user and holds focusing ring.

Description of drawings

Fig. 1 is the structural representation of the utility model focusing type flashlight.

Fig. 2 is the sectional structure schematic diagram of A-A face in Fig. 1.

Fig. 3 is the assembling schematic diagram of the utility model focusing type flashlight.

Fig. 4 is the three-dimensional view after the assembling of the utility model focusing type flashlight is completed.

Fig. 5 is the another kind of structural representation of attacking head of the utility model focusing type flashlight.

Fig. 6 is the structural representation after the utility model focusing type flashlight is loaded onto another kind of attack head.

Fig. 7 is the structural representation of the utility model focusing type flashlight connector.

Fig. 8 is the sectional structure schematic diagram of the B-B face of Fig. 7.

As shown in the figure: 1, flashlight body, 2, connector, 3, focusing ring, 4, lamp holder, 5, attack head, 6, pointed tooth section, 7, lens, 8, lens mount, 9, spring, 10, steel ball, 11, light source, 12, the PVC sheet, 13, tight product, 14, through hole, 15, adapter sleeve, 16, external screw thread, 17, opening, 18, installing hole, 19, wavy bulge, 20, scale, 21, arcuate blade, 22, projection, 23, radiating seat.

The specific embodiment

Below in conjunction with accompanying drawing, the utility model is described in further detail.

1 to accompanying drawing 8 by reference to the accompanying drawings, a kind of focusing type flashlight, it comprises flashlight body 1 and lamp adapter assembly, the left end of flashlight body 1 is equipped with light source 11, described lamp adapter assembly comprises lens mount 8 and is arranged on lens 7 on lens mount 8, it also comprise for by rotarily drive lens mount 8 near or away from focusing ring 3, connector 2 and the lamp holder 4 of light source 11; The right-hand member of connector 2 is connected with flashlight body 1, the left end of connector 2 is extended with adapter sleeve 15, adapter sleeve 15 is provided with at least one along the axially extended opening 17 of adapter sleeve 15, described lens mount 8 is tubular structure, lens mount 8 is positioned at adapter sleeve 15, the right-hand member of lens mount 8 is provided with and opening 17 radial protrusion 22 one to one, and described protruding 22 by the outer wall that radially protrude from adapter sleeve 15 of opening 17 along adapter sleeve 15, and projection 22 is provided with screw thread; Described focusing ring 3 is actively socketed on connector 2, and the inwall of focusing ring 3 is threaded with projection 22; Described lamp adapter assembly also comprises for helping the user to defend oneself and the extended attack outside lamp holder 4 of escape 5, attack an outer peripheral face of 5 and be provided with the scale 20 that is used to indicate the flashlight zoom ratio, attack 5 left ends that are arranged on lens mount 8, lamp holder 4 is enclosed within the lamp adapter assembly periphery.Described opening 17 is four, and along circumferentially evenly distributing of adapter sleeve 15, described protruding 22 is four circumferentially evenly distributing along lens mount 8.Described connector 2 is provided with installing hole 18 with the outer wall of focusing ring 3 phase fits, spring 9 is installed in installing hole 18, be placed with steel ball 10 on spring 9, steel ball 10 offsets with the inwall of focusing ring 3, be provided with a plurality of equally distributed ball recess of inwall along focusing ring 3 with steel ball 10 place that offsets on the endless belt on focusing ring 3 inwall, the depth capacity of described ball recess is less than the radius of steel ball 10.The outer face of described attack 5 is provided with pointed tooth section 6.The outer face of described attack 5 is provided with a plurality of cutting edges arcuate blade 21 outwardly, and described arcuate blade 21 is provided with through hole 14.Described lamp holder 4 is wavy away from the end face of an end of light source 11.Described attack 5 is aluminum alloy materials.Described lens mount 8 is tubular structure, the left end hole of lens mount 8 is shoulder hole structure, the inwall of the large nose end of described shoulder hole is provided with screw thread, and the outer wall of described attack 5 is connected with the inner thread of the large nose end of shoulder hole, and lens 7 are pushed against in shoulder hole.Every graduation mark of described scale 20 is the loop wire that distributes along an outer peripheral face of attacking 5.Described focusing ring 3 is polygonized structure near the outer peripheral face of an end of light source 11.Described polygon can be that the polygon in geometric definition can be also to replace the polygon of part line segment with camber line.

The utility model in the specific implementation, described attack 5 can also be that other attacks a head structure commonly used except the pointed tooth structure in foregoing and arc milling sword structure, described arc milling sword is not preferably opened cutting edge of a knife or a sword, can effectively prevent from like this accidentally injuring.Described attack 5 also not necessarily will be connected with lens mount 8 by screw thread, can also be interface arrangment or adhesive structure.Described lamp holder 4 is tubular structure, its inwall is provided with radial convex loop, radial convex loop is provided with the external screw thread 16 that screw thread is used on adapter sleeve 15 with connector 2 and is connected, lamp holder 4 is fixed when flashlight uses, so can being threaded with adapter sleeve 15, it also can adopt other connected mode, as clamping or gluing connection etc.Lamp holder 4 can adopt aluminum alloy materials, in order to read scale, can offer one and observe groove on aluminium alloy structure.Perhaps directly lamp holder 4 is adopted as organic glass etc. has the transparent material of some strength, then draws one in the above and is used for reading the line of reference of attacking the scale on 5 and gets final product.Described connector 2 can adopt as shown in Figure 7 structure as most preferred embodiment, offer equally distributed four openings on described adapter sleeve 15, the right-hand member of while at the lens mount 8 of correspondence also arranges four projections, and screw thread is set on projection, lens mount 8 can more firmly be combined with focusing ring by the screw thread on projection like this.Described flashlight also is provided with battery cavities and for the switch of controlling light source 11, can also can uses chargeable battery with dry cell in battery cavities on flashlight body 1 in the specific implementation.Switch is generally to use push-button switch.These structures are all identical with flashlight of the prior art.Light source 11 is secured on flashlight body by PVC sheet 12 and tight product 13 in addition, also need to mention radiating seat 23 herein, it is the supporting body of light source 11, PVC sheet 12 and tight product 13, the three is fixed on flashlight body by radiating seat 23, is generally the left end that is fixed in flashlight body 1.Generally also be provided with when also making rotary connecting joint 2 when wavy bulge 19 these structures make flashlight more attractive in appearance on outer peripheral face away from an end of adapter sleeve 15 on described connector 2 during concrete enforcement and be not easy to skid.Need to prove the left end described in the utility model application and right-hand member be with respect to shown in accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3 all around in the orientation, left and right come fixed, this orientation is the convenience in order to describe just, not restricted to the utility model, after the product in accompanying drawing 1 was turned over turnback, the orientation, left and right in the utility model needed to exchange.When specifically implementing, described flashlight comprises also that anodal contact plays other conventional components such as work, water proof ring, case ring, atom line, driver circuit plate and switch module, these parts and utility model of the present utility model point do not have tangible annexation, describe in detail no longer one by one herein.Described attack 5 also differs and is confined to aluminum alloy materials, and it can also adopt stainless steel or other hardness with it quite or more excellent material.Described lens mount 8 is tubular structure, and the left end hole of lens mount 8 is shoulder hole structure, and the inwall of the large nose end of described shoulder hole is provided with screw thread.Shoulder hole herein just for convenience, its structure is also very similar with the counterbore in mechanical field, be actually in the mouth of pipe of tubular structure near the part of left end of lens mount 8 and be provided with a step radially, be used for carrying lens 7 makes it can not skid off lens mount 8 along the inwall of lens mount 8 always, but be unlikely to block the light that light source 11 sends, so step protrude from internal wall of pipe orifice can not be too many.

Above the utility model and embodiment thereof are described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited to this.If generally speaking those of ordinary skill in the art is enlightened by it, create aim in the situation that do not break away from the utility model, without the creationary frame mode similar to this technical scheme and the embodiment of designing, all should belong to protection domain of the present utility model.

Claims

1. focusing type flashlight, it comprises flashlight body (1) and lamp adapter assembly, the left end of flashlight body (1) is equipped with light source (11), described lamp adapter assembly comprises lens mount (8) and is arranged on lens (7) on lens mount (8), it is characterized in that: it also comprise for by rotarily drive lens mount (8) near or away from focusing ring (3), connector (2) and the lamp holder (4) of light source (11), the right-hand member of connector (2) is connected with flashlight body (1), the left end of connector (2) is extended with adapter sleeve (15), adapter sleeve (15) is provided with at least one along the axially extended opening of adapter sleeve (15) (17), described lens mount (8) is tubular structure, lens mount (8) is positioned at adapter sleeve (15), the right-hand member of lens mount (8) is provided with and opening (17) radial protrusion (22) one to one, described projection (22) is by the outer wall that radially protrude from adapter sleeve (15) of opening (17) along adapter sleeve (15), projection (22) is provided with screw thread, described focusing ring (3) is actively socketed on connector (2), and the inwall of focusing ring (3) is threaded with projection (22), described lamp adapter assembly also comprises for the extended attack head (5) outside lamp holder (4) that helps the user to defend oneself and escape, the outer peripheral face of attacking head (5) is provided with the scale (20) that is used to indicate the flashlight zoom ratio, attack the left end that head (5) is arranged on lens mount (8), lamp holder (4) is enclosed within the lamp adapter assembly periphery.

2. focusing type flashlight according to claim 1, it is characterized in that: described opening (17) is four, along circumferentially evenly distributing of adapter sleeve (15), described projection (22) is four circumferentially evenly distributing along lens mount (8).

3. focusing type flashlight according to claim 1, it is characterized in that: described connector (2) is provided with installing hole (18) with the outer wall of focusing ring (3) phase fit, spring (9) is installed in installing hole (18), be placed with steel ball (10) on spring (9), steel ball (10) offsets with the inwall of focusing ring (3), the focusing ring (3) inwall on steel ball (10) offset the place be provided with on the endless belt a plurality of along the focusing ring (3) the equally distributed ball recess of inwall, the depth capacity of described ball recess is less than the radius of steel ball (10).

4. focusing type flashlight according to claim 1 is characterized in that: the described outer face of attacking head (5) is provided with pointed tooth section (6).

5. focusing type flashlight according to claim 1 is characterized in that: the described outer face of attacking head (5) is provided with a plurality of cutting edges arcuate blade (21) outwardly, and described arcuate blade (21) is provided with through hole (14).

6. focusing type flashlight according to claim 1 is characterized in that: described attack head (5) is aluminum alloy materials.

7. focusing type flashlight according to claim 1, it is characterized in that: described lens mount (8) is tubular structure, the left end hole of lens mount (8) is shoulder hole structure, the inwall of the large nose end of described shoulder hole is provided with screw thread, the described outer wall of attacking head (5) is connected with the inner thread of the large nose end of shoulder hole, and lens (7) are pushed against in shoulder hole.

8. focusing type flashlight according to claim 1 is characterized in that: every graduation mark of described scale (20) is the loop wire that distributes along the outer peripheral face of attacking head (5).

9. focusing type flashlight according to claim 1 is characterized in that: described focusing ring (3) is polygonized structure near the outer peripheral face of an end of light source (11).