CN211040554U - Flashlight with tail part quick-dismounting structure - Google Patents

Abstract

The utility model belongs to the field of mobile lighting, and discloses a flashlight with a quick-detachable tail structure, which comprises a flashlight body, a lamp tail assembly and a lamp holder assembly, wherein the lamp tail assembly and the lamp holder assembly are arranged at two ends of the flashlight body; the elastic clamping ring is arranged between the pressing block and the locking block, and the diameter of one end, close to the pressing block, of the elastic clamping ring is larger than that of the other end of the elastic clamping ring. When the lamp tail assembly is locked, the lamp tail assembly is pushed inwards towards the barrel body assembly, the elastic clamping ring and the locking block form a reverse buckling state, and the clamping and locking of the tail assembly are realized. When the lamp tail subassembly unblock, promote to press the briquetting, press the briquetting with the extrusion of elasticity chucking ring toward the direction that is close to the barrel casing inner wall, elasticity chucking ring function became invalid, can easily the unblock take out the lamp tail subassembly, and is very convenient high-efficient.

Description

Flashlight with tail part quick-dismounting structure

Technical Field

The utility model belongs to the field of mobile lighting, a structure's flashlight is dismantled fast to afterbody is related to.

Background

The tail of the common flashlight is connected to the flashlight body by a threaded connection mode, and the shortcomings of the conventional flashlight are that the tail cap needs to be rotated for a plurality of turns when being detached, and time and labor are consumed; in addition, after the tail cover is disassembled for many times, the thread is easily worn, so that the problem of failure is caused.

Disclosure of Invention

An object of the utility model is to prior art not enough, provide a structure is dismantled fast to afterbody flashlight, easy operation during the dismantlement, convenient high efficiency again, in order to realize above-mentioned purpose, the utility model discloses a following technical scheme:

a flashlight with a quick-release structure at the tail part comprises a flashlight body, a lamp tail assembly and a lamp holder assembly, wherein the lamp tail assembly and the lamp holder assembly are arranged at two ends of the flashlight body; the elastic clamping ring is arranged between the pressing block and the locking block, and the diameter of one end, close to the pressing block, of the elastic clamping ring is larger than that of the other end of the elastic clamping ring.

Furthermore, the stack shell includes the shell, be equipped with between latch segment outer fringe and the shell inner wall and press quick male unblock clearance, the unblock clearance will be greater than the thickness of elasticity chucking ring.

Furthermore, the latch segment fixed connection switch support, the switch support is kept away from the one end swing joint of latch segment presses the briquetting.

Furthermore, the switch support is provided with a stepped hole, the stepped hole is movably connected with a switch key, and one end of the switch key, facing the barrel body, is provided with a conductive elastic part.

Furthermore, a battery is arranged in the barrel shell, and one end, close to the lamp tail assembly, of the battery abuts against the conductive elastic part.

Furthermore, the lamp holder assembly comprises a lens, a lamp source and a PCB, the lens is fixedly connected to the opening of the cylinder body, the lamp source is electrically connected with the PCB, and the PCB is electrically connected with the battery.

Furthermore, a reflecting cup is arranged between the lens and the light source, and the light source is wedged into the reflecting cup.

The utility model has the advantages that:

the utility model provides a structure's flashlight is dismantled fast to afterbody, when lamp tail subassembly locks: push away lamp tail subassembly toward barrel body subassembly in, elasticity chucking ring forms the back-off state with the latch segment, has realized afterbody subassembly card jail and locking. When the lamp tail subassembly unblock, promote to press the briquetting, press the briquetting with the extrusion of elasticity chucking ring toward the direction that is close to the barrel casing inner wall, elasticity chucking ring function inefficacy, can easily the unblock take out convenient high efficiency with the lamp tail subassembly.

Drawings

FIG. 1 is a schematic view of an exploded structure of a flashlight;

FIG. 2 is a cross-sectional view of the lamp tail assembly in a locked state;

FIG. 3 is an enlarged view of a portion A of FIG. 2;

fig. 4 is a schematic cross-sectional view of the lamp tail assembly in an unlocked state;

FIG. 5 is a schematic view of a portion of the enlarged structure at B in FIG. 4;

the labels in the figure are: 1-switch key, 2-switch bracket, 3-pressing block, 4-tail cover, 5-elastic clamping ring, 6-locking block, 7-main PCB, 8-reflecting cup, 9-Q ring, 10-lens, 11-lamp source, 12-cylinder shell, 13-conductive elastic piece, 14-first elastic piece, 15-bracket, 16-battery, 17-backing ring, 18-PCB, 19-centering clamping seat and 20-unlocking gap.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 5, the flashlight with the tail portion quick-detachable structure comprises a flashlight body, and a lamp tail assembly and a lamp holder assembly which are arranged at two ends of the flashlight body, wherein the lamp tail assembly comprises a press 3, a first elastic piece 14, an elastic clamping ring 5 and a locking block 6, one end of the first elastic piece 14 abuts against the press 3, and the other end of the first elastic piece 14 abuts against the locking block 6; the elastic clamping ring 5 is arranged between the pressing block 3 and the locking block 6, and the diameter of one end, close to the pressing block 3, of the elastic clamping ring 5 is larger than that of the other end of the elastic clamping ring; the barrel body comprises a barrel shell 12, an unlocking gap 20 into which the pressing block 3 is inserted is arranged between the outer edge of the locking block 6 and the inner wall of the barrel shell 12, and the unlocking gap 20 is larger than the thickness of the elastic clamping ring 5.

In an embodiment, the locking block 6 is fixedly connected with one end of the switch support 2, and one end of the switch support 2, which is far away from the locking block 6, is movably connected with the pressing block 3, so that the pressing block 3 cannot be separated from the lamp tail assembly and can also move under the action of human force, and the pressing block 3 can extrude the elastic clamping ring 5. In the embodiment, the unlocking gap 20 between the outer edge of the locking block 6 and the inner wall of the cylinder shell 12 is larger than the thickness of the elastic clamping ring 5, and the unlocking gap 20 can accommodate the elastic clamping ring 5 in a deformed state, so that the elastic clamping ring 5 is prevented from blocking the movement of the locking block 6, and unlocking is realized. In some embodiments, the fixed end of the elastic clamping ring 5 is clamped between the open end of the casing 12 and the tail cover 4, the tail cover 4 is fixedly connected to the casing 12, and in some embodiments, the tail cover 4 is connected to the casing 12 by riveting.

In other embodiments, the tail cover 4 and the barrel casing 12 may be fixedly connected by gluing, welding or the like.

In an embodiment, the first elastic element 14 is a spring disposed between the locking block 6 and the pressing block 3.

In other embodiments, the first elastic element 14 is an elastic material such as a spring sheet or a flexible sheet disposed between the locking block 6 and the pressing block 3.

In an embodiment, when the lamp tail assembly is in a locked state, the end with the small diameter of the elastic clamping ring 5 can block the locking block 6 to prevent the locking block 6 from being separated from the cylinder body, when unlocking is needed, the pressing block 3 is pressed by an artificial external force to enable the pressing block 3 to compress the first elastic piece 14 to move, the pressing block 3 enters from the end with the large diameter of the elastic clamping ring 5 when moving, the pressing block and the pressing block are mutually extruded to enable the elastic clamping ring 5 to generate elastic deformation, finally, the elastic clamping ring 5 is completely extruded into the unlocking gap 20, the blocking effect of the elastic clamping ring 5 on the locking block 6 disappears, and the unlocking of the lamp tail assembly is realized. To sum up, when the lamp tail subassembly was locked, push away the lamp tail subassembly toward the stack shell subassembly in, elasticity chucking ring 5 and latch segment 6 formed the back-off state, have realized afterbody subassembly card jail and locking. When the lamp tail subassembly unblock, promote to press the briquetting, press the briquetting with the extrusion of elasticity chucking ring toward the direction that is close to the shell inner wall, elasticity chucking ring function failure can easily the unblock to take out the lamp tail subassembly, very high-efficient swift.

Referring to fig. 2 and 4, in an embodiment, a stepped hole is formed in the switch bracket 2, the stepped hole is movably connected with the switch button 1, and an end of the switch button 1 facing the barrel body is provided with a conductive elastic part 13. The conductive elastic part 13 is an elastic part such as a spring or a shrapnel; in the embodiment, a battery 16 is arranged inside the barrel casing 12, and one end of the battery 16 close to the lamp tail assembly is abutted against the conductive elastic part 13 to realize electrical connection; the conductive elastic member 13 is in contact with the negative electrode of the battery 16. When the switch key is used, the conductive elastic piece 13 can enable the conductive electrodes of the switch key 1 and the battery 16 to be stably conducted, and the switch key 1 and the battery 16 are electrically connected.

Referring to fig. 2 and 4, in an embodiment, the lamp head assembly includes a lens 10, a light source 11 and a PCB 18, wherein the lens 10 is fixedly connected to an opening of the barrel for preventing dust, water and protecting internal circuits; the light source 11 is electrically connected with the PCB 18, and the PCB 18 is electrically connected with the light source 11; the lamp source 11 is wedged into the light reflecting cup 8, a centering clamping seat 19 is arranged for ensuring the fixation of the position of the lamp source 11, the lamp source 11 is placed in the centering clamping seat 19, and the light reflecting cup 8 is used for converging light rays emitted from the lamp source 11. In the embodiment, an O-shaped sealing ring is arranged between the open end of the reflective cup 8 and the lens 10, and the O-shaped sealing ring is used for preventing water; the battery 16 is electrically connected with the main PCB 7, the main PCB 7 is placed on a step on the inner wall of the cylinder shell 12, and a backing ring 17 is arranged between the main PCB 7 and the step; a bracket 15 is arranged on one side of the main PCB 7 far away from the battery 16; the main PCB 7 is electrically connected with the PCB 18, so that power is supplied to the PCB 18, and the PCB 18 drives the lamp source 11 to light.

The above-mentioned embodiments are only one of the preferred embodiments of the present invention, and the ordinary changes and substitutions performed by those skilled in the art within the technical scope of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The flashlight with the tail part quick-dismounting structure is characterized by comprising a flashlight body, a lamp tail assembly and a lamp holder assembly, wherein the lamp tail assembly and the lamp holder assembly are arranged at two ends of the flashlight body, the lamp tail assembly comprises a pressing block (3), a first elastic piece (14), an elastic clamping ring (5) and a locking block (6), one end of the first elastic piece (14) abuts against the pressing block (3), and the other end of the first elastic piece (14) abuts against the locking block (6); the elastic clamping ring (5) is arranged between the pressing block (3) and the locking block (6), and the diameter of one end, close to the pressing block (3), of the elastic clamping ring (5) is larger than that of the other end of the elastic clamping ring.

2. The flashlight with the tail quick-release structure as claimed in claim 1, wherein the flashlight body comprises a flashlight shell (12), an unlocking gap (20) into which the pressing block (3) is inserted is arranged between the outer edge of the locking block (6) and the inner wall of the flashlight shell (12), and the unlocking gap (20) is larger than the thickness of the elastic clamping ring (5).

3. The flashlight with the tail quick-release structure as claimed in claim 2, wherein the locking block (6) is fixedly connected with the switch bracket (2), and one end of the switch bracket (2) far away from the locking block (6) is movably connected with the pressing block (3).

4. The flashlight with the tail quick-release structure as claimed in claim 3, wherein the switch bracket (2) is provided with a stepped hole, the stepped hole is movably connected with the switch button (1), and one end of the switch button (1) facing the flashlight body is provided with a conductive elastic part (13).

5. The flashlight with the tail quick-release structure as claimed in claim 4, wherein a battery (16) is arranged inside the barrel shell (12), and one end of the battery (16) close to the lamp tail assembly is abutted against the conductive elastic piece (13).

6. The flashlight of tail quick release structure as claimed in claim 5, wherein the light head assembly comprises a lens (10), a light source (11) and a PCB (18), the lens (10) is fixedly connected at the opening of the barrel, the light source (11) is electrically connected with the PCB (18), and the PCB (18) is electrically connected with the battery (16).

7. The flashlight with the tail quick-release structure as claimed in claim 6, wherein a reflecting cup (8) is arranged between the lens (10) and the light source (11), and the light source (11) is wedged into the reflecting cup (8).

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