Flashlight

Abstract

The utility model relates to the field of illumination, in particular to a flashlight. The flashlight comprises a shell, an annular barrel is arranged on the upper portion of the shell, a notch is formed in the side wall of the annular barrel, a heat dissipation lamp holder is arranged on the notch, an LED lamp bead and a reflector are arranged on the heat dissipation lamp holder, a lens is arranged on the top of the inner wall of the annular barrel, a marble sleeve is arranged below the notch, a marble is arranged in the marble sleeve, and the annular barrel is sleeved with a dimming ring. The outer wall of the heat dissipation lamp holder is provided with a lifting block, the lifting block extends out of the notch to be connected with the dimming ring, the outer wall of the lifting block and the inner wall of the upper portion of the dimming ring are provided with threads, the dimming ring is sleeved with a head cover, the head cover blocks the lens, the inner wall of the lower portion of the shell is provided with a function integration board and a battery, and the lower portion of the shell is covered with a lower cover. The utility model has the beneficial effects that the cost and weight are controlled, the display screen is arranged, the electric quantity information is accurately mastered, and the aperture size is controlled by rotating the aperture to adjust the distance between the radiating lamp holder and the lens.

Description

Technical Field

[0001] The utility model relates to the field of lighting, especially flashlights. Background Art

[0002] With the wide popularity of outdoor activities, flashlights are one of the essential tools. However, during use, current flashlights cannot adjust the aperture, cannot adapt to the ever-changing outdoor usage environment, have inaccurate power measurement, are prone to power shortage, and are heavy in weight and high in cost. Content of the Utility Model

[0003] To solve the above technical problems of inability to adjust the aperture and inaccurate power measurement, the utility model provides a flashlight.

[0004] The technical solution of the utility model is as follows:

[0005] A flashlight, comprising a housing. The upper part of the housing is a circular cylinder. There is a notch on the side wall of the circular cylinder. A heat dissipation lamp holder is provided on the notch. An LED lamp bead and a reflector are provided on the heat dissipation lamp holder. A lens is provided at the top of the inner wall of the circular cylinder. A marble sleeve is provided below the notch. Marbles are provided in the marble sleeve. An aperture adjuster is sleeved outside the circular cylinder. The marbles are stuck in the inner wall card slots of the aperture adjuster. A lifting block is provided on the outer wall of the heat dissipation lamp holder. The lifting block extends out of the notch and is connected to the aperture adjuster. Threads are provided on the outer wall of the lifting block and the upper inner wall of the aperture adjuster. A head cover is sleeved outside the aperture adjuster. The head cover blocks the lens. A function integration board and a battery are provided on the inner wall of the lower part of the housing. The lower part of the housing is covered by a lower cover. A display screen cover seat and a silicone button are provided on the surface of the lower part of the housing. The function integration board is connected to the LED lamp bead and the battery.

[0006] The number of the notches and the lifting blocks is four. The notches and the lifting blocks are arranged vertically. The marble sleeve is sleeved on the housing.

[0007] Convex blocks are provided on the lower part of the housing and the lower cover. The tube is provided with a U-shaped notch which is stuck outside the convex blocks. A retaining ring is provided at the bottom of the circular cylinder. A jack a is provided on the retaining ring. Jacks b are provided on both sides of the lower part of the housing. An insertion post a is provided at the front part of the inner wall of the lower cover, and insertion posts b are provided on both sides. The insertion post a is inserted into the jack a, and the insertion post b is inserted into the jack b.

[0008] A display screen and a button are provided on one side of the function integration board. A display screen cover seat is provided outside the display screen. A silicone button is provided on the display screen cover seat. A charging interface is provided on the other side of the function integration board. The charging interface is aligned with the jack. The jack is on the lower cover. A tube is sleeved outside the lower part of the housing and the lower cover. A tail cap is provided at the bottom ends of the lower part of the housing and the lower cover.

[0009] Threads are provided on the outer wall of the upper part of the circular cylinder. An inward convex ring is formed on the inner wall of the head cover. Threads are provided on the convex ring. The convex ring is connected to the outer wall of the upper part of the circular cylinder through the threads.

[0010] The hood and the heat dissipation lamp holder are made of aluminum alloy material.

[0011] The tube and the tail sleeve are made of aluminum alloy material.

[0012] By using the technical solution of the present utility model, the structure is novel, the design is ingenious and simple. Multiple components are made of aluminum alloy and ABS materials to control the cost and weight. There is a display screen to accurately master the power information. The distance between the heat dissipation lamp holder and the lens is adjusted by rotating the aperture adjuster to control the aperture size, and the use is more extensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a schematic structural diagram of the present utility model;

[0014] Figure 2 is a schematic structural diagram of the separated state of the hood of the present utility model;

[0015] Figure 3 is a schematic structural diagram of the exploded state of the present utility model;

[0016] Figure 4 is a schematic structural diagram of the separated state of the aperture adjuster of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] The present utility model will be further described below in conjunction with the drawings and embodiments.

[0018] Embodiment

[0019] As Figure 1 、 2 、3, and 4 show a flashlight, which includes a housing 8. The upper part of the housing 8 is an annular cylinder 16. There is a notch on the side wall of the annular cylinder 16. A heat dissipation lamp holder 6 is provided on the notch. An LED lamp bead 5 and a reflector 4 are provided on the heat dissipation lamp holder 6. A lens 3 is provided at the top of the inner wall of the annular cylinder 16. A marble sleeve 7 is provided below the notch. Marbles are provided in the marble sleeve 7. An aperture adjuster 2 is sleeved outside the annular cylinder 16. The marbles are stuck in the inner wall card slots of the aperture adjuster 2. A lifting block is provided on the outer wall of the heat dissipation lamp holder 6. The lifting block extends out of the notch and is connected to the aperture adjuster 2. Threads are provided on the outer wall of the lifting block and the upper inner wall of the aperture adjuster 2. A hood 1 is sleeved outside the aperture adjuster 2. The hood 1 blocks the lens 3. A function integration board 11 and a battery 15 are provided on the inner wall of the lower part of the housing 8. The lower part of the housing 8 is covered by a lower cover 14. A display screen cover seat 12 and a silicone button 13 are provided on the surface of the lower part of the housing 8. The function integration board 11 is connected to the LED lamp bead 5 and the battery 15.

[0020] The number of the notches and the lifting blocks is four. The notches and the lifting blocks are arranged vertically. The marble sleeve 7 is provided on the housing 8.

[0021] The lower part of the housing 8 and the lower cover 14 are provided with bumps, the tube 9 is provided with a U-shaped notch, the U-shaped notch is clamped outside the bumps, the bottom of the annular cylinder body 16 is provided with a retaining ring, the retaining ring is provided with a jack a, the two sides of the lower part of the housing 8 are provided with jacks b, the front part of the inner wall of the lower cover 14 is provided with a plug post a, and the two sides are provided with plug posts b. The plug post a is inserted into the jack a, and the plug post b is inserted into the jack b.

[0022] One side of the functional integrated board 11 is provided with a display screen and buttons. The outside of the display screen is provided with a display screen cover seat 12, and the display screen cover seat 12 is provided with a silicone button 13. The other side of the functional integrated board 11 is provided with a charging interface, and the charging interface is aligned with the jack. The jack is on the lower cover 14. The lower part of the housing 8 and the lower cover 14 are sleeved with the tube 9, and the bottom ends of the lower part of the housing 8 and the lower cover 14 are provided with a tail sleeve 10.

[0023] The head cover 1 and the heat dissipation lamp holder 6 are made of aluminum alloy material.

[0024] The tube 9 and the tail sleeve 10 are made of aluminum alloy material.

[0025] In use, the housing 8 and the lower cover 14 are made of abs material, the lens 2 is made of acrylic material, the battery 15 is a lithium battery, the reflective sheet 4 is made of PC material. The inside of the aperture adjuster 2 is made with multi-start threads, and the outside of the heat dissipation lamp holder 6 is made with multi-start threads. The inner wall of the head cover 1 is provided with a retaining ring to block the lens 3, and the side wall is provided with hollow slots which are evenly distributed. The four notches on the upper part of the housing 8 and the four lifting blocks of the heat dissipation lamp holder 6 cooperate to move up and down in a straight line. The marbles are stuck in the inner wall card slots of the aperture adjuster 2. By rotating the aperture adjuster 2 left and right, the heat dissipation lamp holder 6 moves up and down driven by the threads to realize the control of the distance between the light source and the lens 3 to adjust the size of the light aperture.

[0026] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A flashlight, comprising a housing (8), characterized in that: The upper part of the housing (8) is an annular cylinder (16). There is a notch on the side wall of the annular cylinder (16), and a heat dissipation lamp socket (6) is provided on the notch. An LED lamp bead (5) and a reflector (4) are provided on the heat dissipation lamp socket (6). A lens (3) is provided at the top of the inner wall of the annular cylinder (16). A ball sleeve (7) is provided below the notch. Marbles are provided in the ball sleeve (7). An aperture adjusting ring (2) is sleeved outside the annular cylinder (16). The marbles are stuck in the inner wall card slots of the aperture adjusting ring (2). A lifting block is provided on the outer wall of the heat dissipation lamp socket (6). The lifting block extends out of the notch and is connected to the aperture adjusting ring (2). Threads are provided on the outer wall of the lifting block and the upper inner wall of the aperture adjusting ring (2). A head cover (1) is sleeved outside the aperture adjusting ring (2). The head cover (1) blocks the lens (3). A function integration board (11) and a battery (15) are provided on the inner wall of the lower part of the housing (8). The lower part of the housing (8) is covered by a lower cover (14). A display screen cover seat (12) and a silicone button (13) are provided on the lower surface of the housing (8). The function integration board (11) is connected to the LED lamp bead (5) and the battery (15).

2. The flashlight according to claim 1, wherein: The number of the notch and the lifting block is four. The notch and the lifting block are arranged in the vertical direction. The ball sleeve (7) is provided on the housing (8).

3. The flashlight according to claim 1, characterized in that: Protrusions are provided on the lower part of the housing (8) and the lower cover (14). The tube (9) is provided with a U-shaped notch, and the U-shaped notch is clamped outside the protrusion. A retaining ring is provided at the bottom of the annular cylinder (16), and a jack a is provided on the retaining ring. Jacks b are provided on both sides of the lower part of the housing (8). A plug post a is provided at the front part of the inner wall of the lower cover (14), and plug posts b are provided on both sides. The plug post a is inserted into the jack a, and the plug post b is inserted into the jack b.

4. The flashlight according to claim 1, characterized in that: A display screen and buttons are provided on one side of the function integration board (11). A display screen cover seat (12) is provided outside the display screen, and a silicone button (13) is provided on the display screen cover seat (12). A charging interface is provided on the other side of the function integration board (11). The charging interface is aligned with the jack, and the jack is on the lower cover (14). A tube (9) is sleeved outside the lower part of the housing (8) and the lower cover (14). A tail sleeve (10) is provided at the bottom ends of the lower part of the housing (8) and the lower cover (14).

5. The flashlight according to claim 1, characterized in that: Threads are provided on the outer wall of the upper part of the annular cylinder (16). An inner convex ring is formed inward on the inner wall of the head cover (1), and threads are provided on the convex ring. The convex ring is connected to the outer wall of the upper part of the annular cylinder (16) through threads.

6. The flashlight according to claim 1, characterized in that: The head cover (1) and the heat dissipation lamp socket (6) are made of aluminum alloy material.

7. The flashlight according to claim 3, wherein: The tube (9) and the tail sleeve (10) are made of aluminum alloy material.

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