Fire-fighting explosion-proof flashlight

Abstract

The utility model relates to the technical field of flashlights, and discloses a fire-fighting explosion-proof flashlight which comprises a flashlight body, a light source assembly is arranged at the top end of the flashlight body, and the top end of the flashlight body is connected with a sealing top cover through threads. The sealing top cover and the connecting base are rotated respectively, so that disassembly, assembly, maintenance and inspection are facilitated, the sealing cover and the top side of the flashlight body can be conveniently mounted in a matched mode under the action of the isolation sleeve, the sealing performance is improved, the irradiation area is increased through the floodlight lens, and meanwhile the sealing effect is improved through the sealing ring between the sealing grooves. After the explosion-proof flashlight is powered on, the warning lamp on the bottom side of the connecting base emits red light, so that the position of the flashlight can be exposed at any time even in a black environment, and then people behind the flashlight can be reminded conveniently. And the battery can be conveniently replaced in the battery compartment after the base is rotationally connected, so that the use is convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of flashlights, in particular to a fire-fighting explosion-proof flashlight. Background Art

[0002] Explosion-proof flashlights are used in dangerous places where combustible gases and dust exist, such as oil fields, oil depots, liquefied gas stations, natural gas stations, underground mines, and warehouses with flammable and explosive items. They can prevent the internal possible electric arcs, sparks, and high temperatures from igniting the combustible gases and dust in the surrounding environment, thus meeting the explosion-proof requirements.

[0003] However, nowadays, during the use of explosion-proof flashlights, due to the complex overall structure, not only the installation is cumbersome and troublesome, but also the production cost is increased, and the overall waterproof performance is poor, and the durability is reduced. During the use, when firefighters are in a darker environment, they cannot provide their location to the team members behind in time, and the use is rather inconvenient. Summary of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] In view of the deficiencies of the prior art, the utility model provides a fire-fighting explosion-proof flashlight, which has the advantages of good overall waterproof performance, convenient and fast installation, low overall production cost, and a position reminder function during use, and can conveniently provide its own position at any time when in a darker environment, thus solving the above technical problems.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the utility model provides the following technical solutions: A fire-fighting explosion-proof flashlight includes a flashlight body. A light source assembly is arranged at the top end of the flashlight body. The top end of the flashlight body is threadedly connected with a sealing top cover. A control cavity and a power supply cavity are respectively arranged inside the flashlight body. A display assembly and a control mechanism are respectively arranged inside the control cavity. The bottom end of the flashlight body is threadedly installed with a connecting base. Anti-slip pads are arranged on the outer sides of the flashlight body and the connecting base.

[0008] Preferably, the light source assembly includes a reflective sleeve and a light source circuit board. The light source circuit board is installed in the groove at the top end of the flashlight body through screws. A reflective sleeve is arranged in the groove at the top end of the flashlight body, and threads are provided on the outer side of the top end of the flashlight body.

[0009] Through the above technical solutions, during the use, the lamp beads on the light source circuit board emit light to provide light source, and during the use, the reflective sleeve is beneficial to refract the light source, thereby improving the lighting effect, and the threads facilitate the disassembly and assembly of the sealing top cover.

[0010] Preferably, a floodlight lens is provided on the top side of the sealed top cover, and sealing grooves are respectively formed on the opposite sides of the sealed top cover and the flashlight body. A sealing ring is arranged inside the sealing groove, and an isolation sleeve is arranged on the bottom side of the sealed top cover.

[0011] Through the above technical solution, under the action of the isolation sleeve, it is beneficial to facilitate the fitting installation with the top side of the flashlight body, thereby improving the sealing performance. And through the floodlight lens, it is beneficial to increase the irradiation area. At the same time, through the sealing ring between the sealing grooves, it is beneficial to further improve the sealing performance during the overall use of the explosion-proof flashlight, and thus improve the service life.

[0012] Preferably, a mounting plate is fixedly installed inside the power supply cavity. A through hole is formed on the top side of the mounting plate. A connecting piece is fixedly installed on the concave surface of the bottom side of the mounting plate, and an elastic contact piece is arranged on the bottom side of the connecting piece. The connecting piece is made of a conductive material.

[0013] Through the above technical solution, after replacing the storage battery, under the action of the conductive connecting piece and the elastic contact piece, it is beneficial to, after installing and replacing the storage battery, squeeze the two ends of the storage battery against the elastic contact piece respectively, so as to conduct electricity.

[0014] Preferably, the display component includes a mounting frame, a display screen and a sealing cover plate. The display screen is installed on the left side of the mounting frame by screws. The sealing cover plate is installed on the outer side of the flashlight body by screws. The sealing cover plate is made of a transparent material, and a sealing ring is arranged between the sealing cover plate and the flashlight body.

[0015] Through the above technical solution, during the use process, firefighters can view the display screen through the sealing cover plate, so as to conveniently observe the power consumption situation of the explosion-proof flashlight at any time, and thus avoid overusing electricity during use and resulting in inoperability.

[0016] Preferably, the control mechanism includes a mounting seat. A control board is arranged on the left side of the mounting seat. A limiting sleeve is movably installed inside the flashlight body. An extrusion column is fixedly installed inside the limiting sleeve, and a waterproof sleeve is fixedly installed between the outer side of the extrusion column and the flashlight body.

[0017] Through the above technical solution, during use, press the extrusion column, and then it is convenient to push the limiting sleeve to adjust the control board, and thus it is convenient to start or regulate the light source. At the same time, since a waterproof sleeve is fixedly installed between the outer side of the extrusion column and the flashlight body, it is beneficial to avoid water vapor from penetrating into the inside of the explosion-proof flashlight during the use process, and improve the sealing effect.

[0018] Preferably, an installation groove is formed on the bottom side of the connection base, a warning light is arranged inside the installation groove, a battery compartment is fixedly installed on the top side of the connection base, an elastic contact piece is arranged on the bottom side inside the battery compartment, and a storage battery is arranged inside the battery compartment.

[0019] Through the above technical solution, after the explosion-proof flashlight is powered on, the warning light on the bottom side of the connection base emits red light, so that its position can be exposed at any time even in a relatively dark environment, thus facilitating the reminder of the personnel behind. And by rotating the connection base, it is convenient to replace the battery inside the battery compartment, and the use is convenient and fast.

[0020] Compared with the prior art, the utility model provides a fire-fighting explosion-proof flashlight, which has the following beneficial effects:

[0021] 1. By pressing the extrusion column of the present utility model, it is convenient to push the limiting sleeve to adjust the control board, so as to conveniently start or regulate the light source. At the same time, since a waterproof sleeve is fixedly installed between the outer side of the extrusion column and the flashlight body, it is beneficial to avoid water vapor from penetrating into the inside of the explosion-proof flashlight during use, thereby improving the sealing effect;

[0022] 2. During the use of the present utility model, by respectively rotating the sealing top cover and the connection base, it is convenient for disassembly, installation, maintenance and inspection. Under the action of the isolation sleeve, it is beneficial to be fitted and installed with the top side of the flashlight body, thereby improving the sealing performance. And through the floodlight lens, it is beneficial to increase the irradiation area. At the same time, through the sealing rings between the sealing grooves, it is beneficial to further improve the sealing performance during the overall use of the explosion-proof flashlight, thereby prolonging the service life;

[0023] 3. The firefighter of the present utility model can view the display screen through the sealing cover plate, so as to conveniently observe the power consumption situation of the explosion-proof flashlight at any time, thereby avoiding being unable to use due to excessive power consumption during use. When in use, after the explosion-proof flashlight is powered on, the warning light on the bottom side of the connection base emits red light, so that its position can be exposed at any time even in a relatively dark environment, thus facilitating the reminder of the personnel behind. And by rotating the connection base, it is convenient to replace the battery inside the battery compartment, and the use is convenient and fast. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional structural schematic diagram of the whole of the present utility model;

[0025] Figure 2 It is a front sectional structural schematic diagram of the present utility model;

[0026] Figure 3 It is a front structural schematic diagram of the present utility model;

[0027] Figure 4 It is a bottom structural schematic diagram of the present utility model;

[0028] Figure 5 is a three-dimensional structural schematic diagram of the connection base of the present utility model;

[0029] Figure 6 For the present utility model Figure 2 is an enlarged structural schematic diagram of part A therein;

[0030] Figure 7 For the present utility model Figure 2 is an enlarged structural schematic diagram of part B therein.

[0031] Wherein: 1, flashlight body; 2, light source assembly; 3, sealing top cover; 4, control cavity; 5, power supply cavity; 6, display assembly; 7, control mechanism; 8, connection base; 9, anti-slip pad; 201, reflective sleeve; 202, light source circuit board; 301, sealing groove; 302, sealing ring; 303, isolation sleeve; 501, mounting plate; 502, connecting piece; 601, mounting bracket; 602, display screen; 603, sealing cover plate; 701, mounting seat; 702, control board; 703, limiting sleeve; 704, extrusion column; 801, mounting groove; 802, warning light; 803, battery compartment. Specific embodiments

[0032] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0033] Embodiment 1:

[0034] As Figures 1-7 shown, a fire and explosion-proof flashlight provided by the present utility model includes a flashlight body 1. A light source assembly 2 is provided at the top end of the flashlight body 1. A sealing top cover 3 is connected to the top end of the flashlight body 1 by a thread. A control cavity 4 and a power supply cavity 5 are respectively provided inside the flashlight body 1. A display assembly 6 and a control mechanism 7 are respectively provided inside the control cavity 4. A connection base 8 is installed at the bottom end of the flashlight body 1 by a thread. Anti-slip pads 9 are provided on the outer sides of the flashlight body 1 and the connection base 8.

[0035] Specifically, the light source assembly 2 includes a reflective sleeve 201 and a light source circuit board 202. The light source circuit board 202 is installed in the groove at the top end of the flashlight body 1 by screws. A reflective sleeve 201 is arranged in the groove at the top end of the flashlight body 1, and threads are provided on the outer side of the top end of the flashlight body 1. The advantages are that the light beads on the light source circuit board 202 emit light to provide a light source, and when in use, the reflective sleeve 201 is beneficial to refract the light source, thereby improving the lighting effect. The threads facilitate the disassembly and assembly of the sealing top cover 3.

[0036] Specifically, a floodlight lens is arranged on the top side of the sealing top cover 3, and sealing grooves 301 are respectively provided on the opposite sides of the sealing top cover 3 and the flashlight body 1. A sealing ring 302 is arranged on the inner side of the sealing groove 301, and an isolation sleeve 303 is arranged on the bottom side of the sealing top cover 3. The advantages are that the isolation sleeve 303 is beneficial to facilitate the fitting installation with the top side of the flashlight body 1, thereby improving the sealing performance. And the floodlight lens is beneficial to increase the irradiation area. At the same time, the sealing ring 302 between the sealing grooves 301 is beneficial to further improve the sealing performance during the overall use of the explosion-proof flashlight, and thus improve the service life.

[0037] Specifically, a mounting plate 501 is fixedly installed on the inner side of the power supply cavity 5. Through holes are provided on the top side of the mounting plate 501. A connecting piece 502 is fixedly installed on the concave surface of the bottom side of the mounting plate 501, and an elastic contact piece is arranged on the bottom side of the connecting piece 502. The connecting piece 502 is made of a conductive material. The advantages are that through the conductive connecting piece 502 and the elastic contact piece, after the storage battery is installed and replaced, the two ends of the storage battery are respectively pressed against the elastic contact piece, thereby realizing the power-on function.

[0038] Specifically, the display assembly 6 includes a mounting frame 601, a display screen 602 and a sealing cover plate 603. The display screen 602 is installed on the left side of the mounting frame 601 by screws. The sealing cover plate 603 is installed on the outer side of the flashlight body 1 by screws. The sealing cover plate 603 is made of a transparent material, and a sealing ring is arranged between the sealing cover plate 603 and the flashlight body 1. The advantages are that firefighters can view the display screen 602 through the sealing cover plate 603, thereby facilitating the observation of the power consumption situation of the explosion-proof flashlight at any time, and thus avoiding the inability to use due to excessive power consumption during use.

[0039] Embodiment 2:

[0040] Such as Figures 1-7As shown, it is an improvement over the previous embodiment. Specifically, the control mechanism 7 includes a mounting base 701. A control board 702 is provided on the left side of the mounting base 701. A limit sleeve 703 is movably installed inside the flashlight body 1. An extrusion column 704 is fixedly installed inside the limit sleeve 703. And a waterproof sleeve is fixedly installed between the outer side of the extrusion column 704 and the flashlight body 1. The advantage is that by pressing the extrusion column 704, it is convenient to push the limit sleeve 703 to adjust the control board 702, thereby facilitating the activation or regulation of the light source. At the same time, since a waterproof sleeve is fixedly installed between the outer side of the extrusion column 704 and the flashlight body 1, it is beneficial to prevent water vapor from penetrating into the inside of the explosion-proof flashlight during use, improving the sealing effect.

[0041] Specifically, an installation groove 801 is opened on the bottom side of the connection base 8. A warning light 802 is provided inside the installation groove 801. A battery compartment 803 is fixedly installed on the top side of the connection base 8. Elastic contact pieces are provided on the bottom side inside the battery compartment 803, and a storage battery is provided inside the battery compartment 803. The advantage is that the warning light 802 on the bottom side of the connection base 8 emits red light, so that the position can be exposed at any time even in a darker environment, thereby facilitating the reminder of the personnel behind. And it is convenient to replace the battery inside the battery compartment 803 by rotating the connection base 8, and the use is convenient and fast.

[0042] During use, by pressing the extrusion column 704, it is convenient to push the limit sleeve 703 to adjust the control board 702, thereby facilitating the activation or regulation of the light source. At the same time, since a waterproof sleeve is fixedly installed between the outer side of the extrusion column 704 and the flashlight body 1, it is beneficial to prevent water vapor from penetrating into the inside of the explosion-proof flashlight during use, improving the sealing effect. Then during use, by rotating the sealing top cover 3 and the connection base 8 respectively, it is convenient for disassembly, assembly, maintenance and inspection. Under the action of the isolation sleeve 303, it is beneficial to fit and install with the top side of the flashlight body 1, thereby improving the sealing performance. And the floodlight lens is beneficial to increase the irradiation area. At the same time, the sealing ring 302 between the sealing grooves 301 is beneficial to further improve the sealing performance during the overall use of the explosion-proof flashlight, thereby increasing the service life. During the use process, the firefighter can view the display screen 602 through the sealing cover plate 603, so as to conveniently observe the power consumption of the explosion-proof flashlight at any time, thereby avoiding overuse of electricity during use and resulting in inoperability. When in use, after the explosion-proof flashlight is powered on, the warning light 802 on the bottom side of the connection base 8 emits red light, so that the position can be exposed at any time even in a darker environment, thereby facilitating the reminder of the personnel behind. And it is convenient to replace the battery inside the battery compartment 803 by rotating the connection base 8, and the use is convenient and fast.

[0043] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A fire-fighting explosion-proof flashlight, comprising a flashlight body (1), characterized in that: A light source assembly (2) is arranged at the top of the flashlight body (1), a sealing top cover (3) is connected to the top of the flashlight body (1) via threads, a control chamber (4) and a power supply chamber (5) are arranged on the inner side of the flashlight body (1), a display assembly (6) and a control mechanism (7) are arranged on the inner side of the control chamber (4), a connecting base (8) is installed on the bottom of the flashlight body (1) via threads, and anti-slip pads (9) are arranged on the outer sides of the flashlight body (1) and the connecting base (8).

2. A fire-fighting explosion-proof flashlight according to claim 1, characterized in that: The light source assembly (2) comprises a reflective sleeve (201) and a light source circuit board (202); the light source circuit board (202) is installed in a groove at the top of the flashlight body (1) by means of screws; the reflective sleeve (201) is arranged in the groove at the top of the flashlight body (1); and a thread is provided on the outer side of the top of the flashlight body (1).

3. A fire-fighting explosion-proof flashlight according to claim 1, characterized in that: A floodlight lens is arranged on the top side of the sealing top cover (3), and sealing grooves (301) are respectively provided on the opposite sides of the sealing top cover (3) and the flashlight body (1), a sealing ring (302) is arranged on the inner side of the sealing groove (301), and an isolation sleeve (303) is arranged on the bottom side of the sealing top cover (3).

4. The fire-fighting explosion-proof flashlight according to claim 1, characterized in that: A mounting plate (501) is fixedly mounted on the inner side of the power supply cavity (5), a through hole is provided on the top side of the mounting plate (501), a connecting piece (502) is fixedly mounted on the concave surface of the bottom side of the mounting plate (501), and an elastic contact piece is provided on the bottom side of the connecting piece (502), and the connecting piece (502) is made of conductive material.

5. The fire-fighting explosion-proof flashlight according to claim 1, characterized in that: The display assembly (6) comprises a mounting frame (601), a display screen (602) and a sealing cover plate (603); the display screen (602) is mounted on the left side of the mounting frame (601) by means of screws; the sealing cover plate (603) is mounted on the outer side of the flashlight body (1) by means of screws; the sealing cover plate (603) is made of a transparent material; and a sealing ring is provided between the sealing cover plate (603) and the flashlight body (1).

6. The fire-fighting explosion-proof flashlight according to claim 1, characterized in that: The control mechanism (7) comprises a mounting seat (701), a control panel (702) is arranged on the left side of the mounting seat (701), a limit sleeve (703) is movably mounted on the inner side of the flashlight body (1), an extrusion column (704) is fixedly mounted on the inner side of the limit sleeve (703), and a waterproof sleeve is fixedly mounted between the outer side of the extrusion column (704) and the flashlight body (1).

7. The fire-fighting explosion-proof flashlight according to claim 1, characterized in that: The bottom side of the connecting base (8) is provided with a mounting groove (801), the inner side of the mounting groove (801) is provided with a warning light (802), the top side of the connecting base (8) is fixedly provided with a battery compartment (803), the bottom side of the inner side of the battery compartment (803) is provided with an elastic contact sheet, and the inner side of the battery compartment (803) is provided with a storage battery.

Images