CN218682301U - Safety helmet for mining - Google Patents

Abstract

The utility model discloses a safety helmet is adopted in mine opening, including cap shell, cap inner shell and brim of a hat, detachable radiator fan is installed through the bearing in the top of cap inner shell, and the cap inner shell leans on the head rear side surface to seted up a plurality of bleeder vent, it has the cushion course to fill between cap shell and the cap inner shell, and has seted up air flue one in the middle of the inside of the cushion course of being close to the head front side, and this air flue one runs through the brim of a hat and forms flat arc wind gap at brim of a hat lower surface to the wind that realizes flowing the air flue one forms the air curtain, and the cushion course that is close to the head rear side is pressed close to cap inner shell department and has been seted up air flue two, and this air flue two-way passes through the bleeder vent and is linked together with the outside. The utility model provides a radiator fan can accelerate the inside and outside air current circulation of safety helmet for the partly air current that radiator fan formed blows the brim of a hat forward through the air flue, not only can strengthen the heat dissipation ventilation effect of safety helmet, can also blow off spacious worker facial ash floating, reduces dust pollution face.

Description

Safety helmet for mining

Technical Field

The utility model belongs to the technical field of the safety helmet technique and specifically relates to a safety helmet is used in mining.

Background

The safety helmet is a head protection device for preventing head collision when an object is hit and falls, and is widely applied to the field of protective measures of workers such as miners and underground workers. The ventilation effect of the existing safety helmet is poor, and the air in the mine pit is humid and stuffy, so that the spacious worker can work more stuffy and hot, and the spacious worker is not beneficial to developing the work.

For this reason, the Chinese patent: the application number is CN201820283748.0, which discloses a novel safety helmet for coal mines, wherein a ventilation structure is arranged on a protective sheet of the device, so that the situation that the interior of the device is stuffy is avoided.

However, the device only carries out active ventilation and heat dissipation through a simple air hole structure of the cap shell, and the problem of poor heat dissipation efficiency exists.

Therefore, the safety helmet for mine exploitation is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety helmet is adopted in mine to the gas pocket structure that only through the cap shell is simple that provides in solving above-mentioned background art takes the initiative and breathes freely the heat dissipation, has the not good problem of radiating efficiency.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a safety helmet is adopted in mine opening, includes cap shell, cap inner shell and brim of a hat, detachable radiator fan is installed through the bearing in the top of cap inner shell, and the cap inner shell leans on the head rear side surface to seted up a plurality of bleeder vent, it has the cushion course to fill between cap shell and the cap inner shell, and has seted up air flue one in the middle of the inside of the cushion course near the head front side, and this air flue one runs through the brim of a hat and forms flat arc wind gap at brim of a hat lower surface to realize that the wind that flows air flue one forms the air curtain, and the cushion course that is close to the head rear side is pressed close to cap inner shell department and has seted up air flue two, and this air flue two-way is linked together through bleeder vent and outside.

In a further embodiment, the inner wall of the cap inner shell close to the front side of the head is provided with a moisture absorption layer, and the moisture absorption layer is connected with the cap inner shell through a magic tape.

In a further embodiment, the heat dissipation fan comprises a rotating rod in plug connection with the bearing at the top of the cap inner shell, fan blades evenly distributed on the outer surface of the rotating rod, a motor for driving the rotating rod to rotate and a lithium battery block for supplying power.

In a further embodiment, the upper end of the motor is provided with a filter screen plate, the outer edge of the filter screen plate is fixed with a mounting frame, and the mounting frame is connected with the cap shell through bolts.

In a further embodiment, a panel for closing the filter screen plate is symmetrically arranged above the filter screen plate, and the panel and the filter screen plate are openable.

In a further embodiment, a photovoltaic charging plate is embedded on the upper surface of the panel, and the photovoltaic charging plate is electrically connected with the lithium battery block.

In a further embodiment, a rack is fixed on the lower surface of the panel, and a gear is rotatably mounted on the upper surface of the mounting frame and is meshed with the rack.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a radiator fan can accelerate the inside and outside air current circulation of safety helmet for the partly air current that radiator fan formed blows the brim of a hat forward through the air flue, not only can cool down for spacious worker's face, can also blow off the ash floating of spacious worker's face, and then reduce the spacious worker's face of dust pollution, another part air current that radiator fan formed simultaneously can blow to spacious worker's brain rear side along air flue two and bleeder vent, be convenient for strengthen the heat dissipation ventilation effect of safety helmet rear side.

Drawings

FIG. 1 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the cooling fan of the present invention;

fig. 3 is a schematic view of a part a of the enlarged structure in fig. 2 according to the present invention.

In the figure: 1. a cap outer housing; 2. a cap inner shell; 21. air holes are formed; 3. a brim; 4. a heat-dissipating fan; 41. a rotating rod; 42. a fan blade; 43. a motor; 44. a lithium battery block; 5. a cushion layer; 6. a first air passage; 7. a second air passage; 8. a moisture-absorbing layer; 9. magic tape; 10. a filter screen plate; 11. installing a frame; 111. a bolt; 12. a panel; 13. a photovoltaic charging panel; 14. a rack; 15. a gear.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for 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 therefore, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Please refer to fig. 1, a safety helmet for mine opening, including a helmet outer shell 1 disposed at the outermost side of the safety helmet and a helmet inner shell 2 disposed at the innermost side of the safety helmet, a circle of brim 3 is installed at the lower edges of the helmet outer shell 1 and the helmet inner shell 2 for connecting the helmet outer shell 1 and the helmet inner shell 2, a detachable heat dissipation fan 4 is installed at the top of the helmet inner shell 2 through a bearing, and a plurality of air vents 21 are opened at the surface of the helmet inner shell 2 near the back of the head, a cushion 5 is filled between the helmet outer shell 1 and the helmet inner shell 2, and a first air duct 6 is opened in the middle of the cushion 5 near the front of the head, the first air duct 6 penetrates the brim 3 and forms a flat arc air vent at the lower surface of the brim 3, the first air duct 6 is narrow, so that the air flow can increase pressure after passing through the first air duct 6, and then is blown out from the flat arc air vent, because the length of the flat arc air vent can extend to cover the width of the whole face, therefore, the air flow blown out from the flat arc air vent can form an air curtain, not only for cooling the face of spacious workers, but also can blow off dust, and the air flow 7 is opened at the cushion 5 near the head, the inner shell 7, the air vent 21, the air duct is communicated with the brain after cooling of spacious workers, and the workers.

Please refer to fig. 1, consider that the air humidity is bored in the pit, spacious worker during operation forehead can flow sweat, the inner wall that cap inner shell 2 is close to the head front side is provided with moisture absorption layer 8, can absorb the sweat, avoid sweat to flow in eye etc. simultaneously, it is limited to consider moisture absorption layer 8 area, probably saturate after long-time moisture absorption, can't continue the moisture absorption, be connected through magic subsides 9 between moisture absorption layer 8 and the cap inner shell 2 for moisture absorption layer 8 can be changed.

Referring to fig. 2, in order to facilitate the assembly, disassembly and maintenance of the heat dissipation fan 4, the heat dissipation fan 4 includes a rotating rod 41 inserted into and connected to a bearing at the top of the cap inner casing 2, fan blades 42 uniformly distributed on the outer surface of the rotating rod 41, a motor 43 connected to the upper end of the rotating rod 41 for driving the rotating rod 41 to rotate, and lithium battery blocks 44 symmetrically arranged on the front and rear sides of the motor 43 for supplying power, wherein, in consideration of serious dust inside the pit, a filter screen plate 10 for filtering dust is installed at the upper ends of the motor 43 and the lithium battery blocks 44 for supplying power, and a mounting frame 11 is fixed on the outer edge of the filter screen plate 10, and the mounting frame 11 is connected to the cap outer casing 1 through a bolt 111, so that the mounting frame 11 can be detached from the cap outer casing 1, and after detachment, the heat dissipation fan 4 can be taken down from the cap inner casing 2, thereby facilitating operations such as later overhaul and replacement.

Referring to fig. 2, in order to further optimize the heat dissipation effect of the heat dissipation fan 4, panels 12 for sealing the filter screen 10 are symmetrically installed above the filter screen 10, and the panels 12 and the filter screen 10 are openable, so that the filter screen 10 can be sealed when the heat dissipation fan 4 is not used according to actual needs, thereby protecting the internal structure and reducing pollution.

Referring to fig. 2, considering that the lithium battery block 44 in the safety helmet has limited power supply, and needs to be charged, the photovoltaic charging panel 13 is embedded on the upper surface of the panel 12, and the photovoltaic charging panel 13 is electrically connected to the lithium battery block 44, so that the safety helmet can be charged by solar energy, and the charging is more convenient.

Referring to fig. 3, in order to adjust the amount of air supplied to the filter screen 10 conveniently, the rack 14 is fixed on the lower surface of the panel 12, the gear 15 is rotatably installed on the upper surface of the installation frame 11, and the gear 15 is engaged with the rack 14, so that the panel 12 can be opened to a proper size according to actual needs conveniently, and the position of the panel 12 can be locked at the same time, thereby preventing the problem that the panel 12 is closed due to the swinging of the head of a spacious worker during work.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. The utility model provides a safety helmet is used in mine exploitation, includes cap outer shell (1), cap inner shell (2) and brim of a hat (3), its characterized in that: the detachable radiator fan (4) is installed through the bearing in the top of cap inner shell (2), and cap inner shell (2) lean on the head rear side surface to seted up a plurality of bleeder vent (21), it has cushion (5) to fill between cap outer shell (1) and cap inner shell (2), and seted up air flue (6) in the middle of the inside of the cushion (5) that is close to the head front side, this air flue (6) run through brim of a hat (3) and form flat arc wind gap at brim of a hat (3) lower surface to the wind that realizes flowing out air flue (6) forms the air curtain, cushion (5) that are close to the head rear side are close to cap inner shell (2) and are located to have seted up air flue two (7), this air flue two (7) are linked together through bleeder vent (21) and outside.

2. A mining safety helmet according to claim 1, wherein: the inner wall of cap inner shell (2) near the head front side is provided with moisture absorption layer (8), and is connected through magic subsides (9) between moisture absorption layer (8) and cap inner shell (2).

3. A mining safety helmet according to claim 1, wherein: the heat radiation fan (4) comprises a rotating rod (41) in plug connection with a bearing at the top of the cap inner shell (2), fan blades (42) uniformly distributed on the outer surface of the rotating rod (41), a motor (43) for driving the rotating rod (41) to rotate and a lithium battery block (44) for supplying power.

4. A mining safety helmet according to claim 3, wherein: the upper end of the motor (43) is provided with a filter screen plate (10), the outer edge of the filter screen plate (10) is fixed with a mounting frame (11), and the mounting frame (11) is connected with the cap shell (1) through a bolt (111).

5. A mining safety helmet according to claim 4, wherein: the panel (12) used for sealing the filter screen plate (10) is symmetrically arranged above the filter screen plate (10), and the panel (12) and the filter screen plate (10) are openable.

6. A mining safety helmet according to claim 5, wherein: the upper surface of the panel (12) is inlaid with a photovoltaic charging panel (13), and the photovoltaic charging panel (13) is electrically connected with the lithium battery block (44).

7. A mining safety helmet according to claim 5, wherein: the lower surface of the panel (12) is fixed with a rack (14), the upper surface of the mounting frame (11) is rotatably provided with a gear (15), and the gear (15) is meshed with the rack (14).

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