Fire fighting helmet with early warning device

Abstract

The utility model discloses a fire-fighting helmet with an early warning device, which comprises a fire-fighting helmet, a combustible gas detection sensor and a CO detection sensor are fixedly arranged at the upper part of the outer surface of the front end of the fire-fighting helmet, and a protective cover is arranged outside the combustible gas detection sensor and the CO detection sensor. A clamping assembly is arranged between the protective cover and the fire fighting helmet, ventilation holes are formed in the outer wall of the protective cover, an insertion hole is formed in the middle of the outer surface of one end of the protective cover, and a limiting block is arranged on the upper portion of the insertion hole. According to the fire fighting helmet with the early warning device, the combustible gas detection sensor and the CO detection sensor are conveniently protected through the arranged protective cover, the service life of the combustible gas detection sensor and the service life of the CO detection sensor are prolonged, and the protective cover is convenient to assemble and disassemble through the arranged clamping assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of fire helmets, in particular to a fire helmet with an early warning device. Background Art

[0002] Fire helmets are worn by firefighters during routine training and firefighting. They are mainly used to protect the firefighters' heads to reduce or avoid injuries.

[0003] In order to increase the versatility of fire helmets in the prior art, combustible gas detection sensors and CO detection sensors are installed on fire helmets to play an early warning role and improve safety.

[0004] In the prior art, both the combustible gas detection sensor and the CO detection sensor are fixedly mounted on the outer wall of the fire helmet and exposed to the external environment. Due to the complex environment at the rescue site, the combustible gas detection sensor and the CO detection sensor are easily damaged by impact, which reduces their service life.

[0005] For this reason, we propose a fire helmet with an early warning device. Utility Model Content

[0006] 1. Technical issues to be resolved

[0007] In view of the deficiencies in the prior art, the utility model provides a fire helmet with an early warning device, which is convenient for protecting combustible gas detection sensors and CO detection sensors, and the snap-on components have the advantages of easy assembly and disassembly, which can effectively solve the problems in the background technology.

[0008] (II) Technical solution

[0009] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a fire helmet with an early warning device, comprising a fire helmet, a combustible gas detection sensor and a CO detection sensor are fixedly installed on the upper part of the front end outer surface of the fire helmet, a protective cover is arranged on the outside of the combustible gas detection sensor and the CO detection sensor, and a clamping assembly is arranged between the protective cover and the fire helmet, a ventilation hole is opened on the outer wall of the protective cover, a plug hole is opened in the middle part of the outer surface of one end of the protective cover, a limiting block is arranged on the upper part of the plug hole, and the outer surface of one end of the limiting block is fixedly connected to the outer surface of one end of the protective cover, the clamping hole is opened on the upper end outer surface of the limiting block, the clamping assembly comprises an insertion rod, a slide groove, a lever, an installation hole, a clamping column, a guide rod, a limiting hole and a compression spring, and the outer surface of one end of the insertion rod is fixedly connected to the upper part of the front end outer surface of the fire helmet.

[0010] Preferably, the slide groove is formed on the outer surface of one end of the insertion rod, the mounting hole is formed on the outer surface of the upper end of the insertion rod close to the slide groove, and the slide groove is connected to the mounting hole.

[0011] Preferably, the guide rod is located in the mounting hole, the lower end outer surface of the guide rod is fixedly connected to the bottom of the mounting hole, the limiting hole is opened on the lower end outer surface of the clamping column, and the compression spring is located in the limiting hole.

[0012] Preferably, the outer surface of the lower end of the compression spring is fixedly connected to the outer surface of the upper end of the guide rod, the outer surface of the upper end of the compression spring is fixedly connected to the upper part of the limiting hole, the shift rod passes through the slide groove, and the outer surface of one end of the shift rod is fixedly connected to the lower part of the outer surface of one side of the clamping column.

[0013] Preferably, the outer wall of the clamping column is slidably connected to the mounting hole, the clamping column is slidably connected to the outer wall of the guide rod through the limiting hole, and the upper outer surface of the guide rod is elastically connected to the upper end of the limiting hole through a compression spring.

[0014] Preferably, the outer wall of the lever is slidably connected to the slide groove, the outer wall of the upper portion of the clamping column is clamped to the clamping hole, and the outer wall of one end of the plug rod is plugged to the plug hole.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a fire helmet with an early warning device, which has the following beneficial effects:

[0017] 1. The fire helmet with an early warning device is convenient for protecting the combustible gas detection sensor and the CO detection sensor through the protective cover, thereby improving the service life of the combustible gas detection sensor and the CO detection sensor.

[0018] 2. The fire helmet with an early warning device makes it easy to assemble and disassemble the protective cover by means of a snap-on assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The utility model is a schematic diagram of the overall structure of a fire helmet with an early warning device.

[0020] Figure 2 The utility model is a partial structural schematic diagram of a fire helmet with an early warning device.

[0021] Figure 3 The utility model is a schematic structural diagram of a protective cover in a fire helmet with an early warning device.

[0022] Figure 4 The utility model is a structural schematic diagram of a clamping assembly in a fire helmet with an early warning device.

[0023] Figure 5It is a partial side cross-sectional view of a clamping assembly in a fire helmet with an early warning device according to the utility model.

[0024] In the figure: 1. Fire helmet; 2. Snap-on assembly; 3. Protective cover; 4. Combustible gas detection sensor; 5. CO detection sensor; 6. Ventilation hole; 7. Plug hole; 8. Limit block; 9. Snap-on hole; 10. Insert rod; 11. Slide groove; 12. Push rod; 13. Mounting hole; 14. Snap-on column; 15. Guide rod; 16. Limit hole; 17. Compression spring. DETAILED DESCRIPTION

[0025] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0026] This embodiment is a fire helmet with an early warning device.

[0027] like Figure 1-5 As shown, it includes a fire helmet 1, a combustible gas detection sensor 4 and a CO detection sensor 5 are fixedly installed on the upper part of the front end outer surface of the fire helmet 1, a protective cover 3 is arranged outside the combustible gas detection sensor 4 and the CO detection sensor 5, and a clamping assembly 2 is arranged between the protective cover 3 and the fire helmet 1, a ventilation hole 6 is opened on the outer wall of the protective cover 3, a plug hole 7 is opened in the middle of the outer surface of one end of the protective cover 3, a limiting block 8 is arranged on the upper part of the plug hole 7, and the outer surface of one end of the limiting block 8 is fixedly connected to the outer surface of one end of the protective cover 3, and the clamping hole 9 is opened on the upper end outer surface of the limiting block 8, the clamping assembly 2 includes an insertion rod 10, a slide groove 11, a lever 12, an installation hole 13, a clamping column 14, a guide rod 15, a limiting hole 16 and a compression spring 17, and the outer surface of one end of the insertion rod 10 is fixedly connected to the upper part of the front end outer surface of the fire helmet 1.

[0028] The slide groove 11 is formed on the outer surface of one end of the insertion rod 10, and the mounting hole 13 is formed on the outer surface of the upper end of the insertion rod 10 near the slide groove 11. The slide groove 11 is connected with the mounting hole 13. The guide rod 15 is located in the mounting hole 13, and the lower end outer surface of the guide rod 15 is fixedly connected to the bottom of the mounting hole 13. The limiting hole 16 is formed on the lower end outer surface of the clamping column 14, and the compression spring 17 is located in the limiting hole 16. The lower end outer surface of the compression spring 17 is fixedly connected to the upper end outer surface of the guide rod 15, and the upper end outer surface of the compression spring 17 is fixedly connected to the upper part of the limiting hole 16. The lever 12 passes through the slide groove 11, and the outer surface of one end of the lever 12 is fixedly connected to the lower part of the outer surface of one side of the clamping column 14; the outer wall of the clamping column 14 and the mounting hole 13 are slidably connected, the clamping column 14 is slidably connected to the outer wall of the guide rod 15 through the limiting hole 16, and the upper end outer surface of the guide rod 15 is elastically connected to the upper end of the limiting hole 16 through the compression spring 17; the outer wall of the lever 12 and the slide groove 11 are slidably connected, the outer wall of the upper part of the clamping column 14 and the clamping hole 9 are clamped, and the outer wall of one end of the plug rod 10 and the plug hole 7 are plugged.

[0029] It should be noted that the utility model is a fire helmet with an early warning device. The fire helmet 1, the combustible gas detection sensor 4 and the CO detection sensor 5 recorded in the text are all prior arts. The combustible gas detection sensor 4 and the CO detection sensor 5 are externally connected to the controller and the communication equipment, which can be effectively known to the technicians in the relevant technical field, and the details are not repeated here. The protective cover 3 is provided to facilitate the protection of the combustible gas detection sensor 4 and the CO detection sensor 5, and to increase the service life of the combustible gas detection sensor 4 and the CO detection sensor 5. The provided clamping assembly 2 makes the protective cover 3 easy to assemble and disassemble, and the installation of the protective cover When the protective cover 3 is installed, the protective cover 3 is covered on the outside of the clamping assembly 2, the combustible gas detection sensor 4 and the CO detection sensor 5, one end of the insertion rod 10 in the clamping assembly 2 is inserted into the socket 7, and then the lever 12 is pushed down, the lever 12 slides along the slide groove 11, and the lever 12 drives the clamping column 14 to slide along the installation hole 13, and the clamping column 14 slides along the outer wall of the guide rod 15 through the limiting hole 16, so that the compression spring 17 is squeezed, and after the clamping column 14 passes through the socket 7, due to the reset effect of the compression spring 17, the outer wall of the upper part of the clamping column 14 is clamped with the clamping hole 9, completing the limitation of the protective cover 3 and facilitating disassembly.

[0030] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A fire helmet with an early warning device, comprising a fire helmet (1), wherein a combustible gas detection sensor (4) and a CO detection sensor (5) are fixedly mounted on the upper portion of the front outer surface of the fire helmet (1), characterized in that: A protective cover (3) is arranged outside the combustible gas detection sensor (4) and the CO detection sensor (5), and a clamping assembly (2) is arranged between the protective cover (3) and the fire helmet (1). A ventilation hole (6) is provided on the outer wall of the protective cover (3), and a plug hole (7) is provided in the middle of the outer surface of one end of the protective cover (3). A limit block (8) is arranged on the upper part of the plug hole (7), and the outer surface of one end of the limit block (8) is fixedly connected to the outer surface of one end of the protective cover (3). The clamping hole (9) is arranged on the upper outer surface of the limit block (8). The clamping assembly (2) comprises an insertion rod (10), a slide groove (11), a lever (12), a mounting hole (13), a clamping column (14), a guide rod (15), a limit hole (16) and a compression spring (17), and the outer surface of one end of the insertion rod (10) is fixedly connected to the upper part of the front outer surface of the fire helmet (1).

2. A fire helmet with an early warning device according to claim 1, characterized in that: The slide groove (11) is formed on the outer surface of one end of the insertion rod (10), the mounting hole (13) is formed on the outer surface of the upper end of the insertion rod (10) close to the slide groove (11), and the slide groove (11) is connected to the mounting hole (13).

3. A fire helmet with an early warning device according to claim 2, characterized in that: The guide rod (15) is located in the mounting hole (13), the lower end outer surface of the guide rod (15) is fixedly connected to the bottom of the mounting hole (13), the limiting hole (16) is opened on the lower end outer surface of the clamping column (14), and the compression spring (17) is located in the limiting hole (16).

4. A fire helmet with an early warning device according to claim 3, characterized in that: The outer surface of the lower end of the compression spring (17) is fixedly connected to the outer surface of the upper end of the guide rod (15), and the outer surface of the upper end of the compression spring (17) is fixedly connected to the upper part of the limiting hole (16). The shifting rod (12) passes through the sliding groove (11), and the outer surface of one end of the shifting rod (12) is fixedly connected to the lower part of the outer surface of one side of the clamping column (14).

5. A fire helmet with an early warning device according to claim 4, characterized in that: The outer wall of the clamping column (14) is slidably connected to the mounting hole (13); the clamping column (14) is slidably connected to the outer wall of the guide rod (15) via the limiting hole (16); and the upper outer surface of the guide rod (15) is elastically connected to the upper end of the limiting hole (16) via a compression spring (17).

6. A fire helmet with an early warning device according to claim 5, characterized in that: The outer wall of the lever (12) is slidably connected to the slide groove (11), the outer wall of the upper part of the clamping column (14) is clamped to the clamping hole (9), and the outer wall of one end of the insertion rod (10) is plugged to the insertion hole (7).

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