CN211211620U

CN211211620U - Refrigeration safety helmet

Info

Publication number: CN211211620U
Application number: CN201921856687.3U
Authority: CN
Inventors: 张育南; 朱明皓; 樊丽娜; 纪纯; 邢舒宣
Original assignee: Beijing Jiaotong University
Current assignee: Beijing Jiaotong University
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-08-11
Anticipated expiration: 2029-10-31

Abstract

The utility model provides a refrigeration safety helmet, belonging to the technical field of hats. The safety helmet comprises a safety helmet main body, wherein an exhaust fan which enables the internal space of the safety helmet to be communicated with the outside is arranged on the safety helmet main body; a semiconductor refrigerating sheet is arranged on one side of the exhaust fan facing the interior of the safety helmet; a plurality of radiating fins are arranged on both sides of the semiconductor refrigerating sheet; the semiconductor refrigerating sheet and the exhaust fan are both connected with the power supply; the safety helmet main body is provided with a vent hole. The utility model adopts the semiconductor refrigeration technology, combines the function of increasing the air flow speed of the fan, and leads the cold air to be evenly transmitted into the space between the cap and the head through the radiating fins, so that the constructors feel cool head and the construction operation is more comfortable; an LED luminous button is arranged on the cap and serves as a power switch, the warning effect can be achieved at night, constructors can be prompted to be on the spot, the safety warning effect is improved, and meanwhile the cap can be decorated.

Description

Refrigeration safety helmet

Technical Field

The utility model relates to a cap technical field, concretely relates to refrigeration safety helmet.

Background

At present, the worker is long in construction time on the site, the temperature of the site is high in summer, great inconvenience is brought to construction in a hard working environment, the safety helmet used on the site is single in function and is windproof, and the worker can be exposed to the sun at high temperature or work in a high-temperature environment, so that the temperature of the head of the worker is high, sweat influences the sight during construction operation, and potential safety hazards exist.

The existing full cap with the fan is available in the market, a large amount of damp and hot air in the cap can be taken away by the fan, sweat evaporation is accelerated, and some problems are solved in high-temperature construction operation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a refrigeration safety helmet to solve at least one technical problem who exists among the above-mentioned background art.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a refrigeration safety helmet, which comprises a safety helmet main body, wherein an exhaust fan which leads the internal space of the safety helmet to be communicated with the outside is arranged on the safety helmet main body;

a semiconductor refrigerating sheet is arranged on one side of the exhaust fan facing the interior of the safety helmet;

a plurality of radiating fins are arranged on both sides of the semiconductor refrigerating sheet;

the semiconductor refrigerating sheet and the exhaust fan are both connected with the power supply;

the safety helmet main body is provided with a vent hole.

Preferably, install the exhaust fan mounting panel in the safety helmet main part, be equipped with the through-hole on the exhaust fan mounting panel, the exhaust fan is installed in the through-hole.

Preferably, the semiconductor refrigeration piece is wrapped by heat insulation cotton.

Preferably, the semiconductor refrigeration piece and the exhaust fan are connected with the power supply through a switch button.

Preferably, the switch button is an LED light button.

Preferably, the positive end and the common end of the LED luminous button are connected with the positive electrode of the power supply, and the negative end of the LED luminous button is connected with the negative electrode of the power supply;

the circuit incoming end of the exhaust fan and the circuit incoming end of the semiconductor refrigeration piece are connected with the normally open end of the LED light-emitting button, and the circuit output end of the exhaust fan and the circuit output end of the semiconductor refrigeration piece are connected with the negative end of the LED light-emitting button.

Preferably, the power supply is a storage battery.

Preferably, the storage battery is arranged on the safety helmet main body, and a charging hole is formed in the safety helmet main body.

Preferably, the vent holes are circular holes.

Preferably, the vent holes are strip-shaped holes.

The utility model discloses beneficial effect: by adopting a semiconductor refrigeration technology and combining the function of increasing the air flow speed of the fan, cold air is uniformly transmitted into the space between the hat and the head through the radiating fins, so that constructors feel cool on the head and the construction operation is more comfortable; an LED luminous button is arranged on the cap and serves as a power switch, the warning effect can be achieved at night, constructors can be prompted to be on the spot, the safety warning effect is improved, and meanwhile the cap can be decorated.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a structural diagram of a refrigeration helmet according to an embodiment of the present invention.

Fig. 2 is a connecting structure diagram of the semiconductor refrigeration sheet and the exhaust fan of the refrigeration helmet according to the embodiment of the present invention.

Fig. 3 is a schematic circuit diagram of a refrigeration helmet according to an embodiment of the present invention.

Wherein: 1-a helmet body; 2-an exhaust fan; 3-semiconductor refrigerating sheet; 4-radiating fins; 5-a power supply; 6-air vent; 7-exhaust fan mounting plate; 8-switch button; 81-positive terminal; 82-a common terminal; 83-negative terminal; 84-normally open end; 9-conductive wire.

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 by way of the drawings are exemplary only for the purpose of explaining the present invention and should not be construed as limiting the present invention.

It will be understood by those skilled in the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

To facilitate understanding of the present invention, the present invention will be further explained with reference to specific embodiments in conjunction with the accompanying drawings, and the specific embodiments do not constitute limitations of the embodiments of the present invention.

It will be appreciated by those skilled in the art that the drawings are merely schematic representations of embodiments and that elements shown in the drawings are not necessarily required to practice the invention.

Examples

As shown in fig. 1, the embodiment of the present invention provides a refrigeration helmet, which comprises a helmet main body 1, wherein an exhaust fan 2 is disposed on the helmet main body 1 to make the interior space of the helmet communicate with the outside. The exhaust fan 2 can ventilate the space between the head of the user and the helmet with the outside.

As shown in fig. 2, a semiconductor refrigeration sheet 3 is arranged on one side of the exhaust fan 2 facing the interior of the helmet. One side of the semiconductor refrigeration sheet 3 absorbs heat, and the other side dissipates heat, thereby playing a role in heat conduction. For example, the heat in the space between the head of the user and the helmet is absorbed and then exhausted to the outside through the exhaust fan 2 on the other side.

And a plurality of radiating fins 4 are arranged on both sides of the semiconductor refrigerating sheet 3. The heat absorption efficiency can be improved by the heat dissipation fins 4 on the heat absorption surface of the semiconductor refrigeration sheet 3, and the heat dissipation efficiency can be improved by the heat dissipation fins 4 on the heat dissipation surface of the semiconductor refrigeration sheet 3.

The refrigeration safety helmet further comprises a power supply 5, the semiconductor refrigeration piece 3 and the exhaust fan 2 are connected with the power supply 5, and the power supply 5 provides electric energy for the semiconductor refrigeration piece and the exhaust fan.

In the embodiment of the present invention, the power source 5 may be a battery disposed on the helmet body 1, or a portable battery connected through the wire 9. In the case of a secondary battery provided on the helmet main body 1, a charging hole may be provided on the helmet main body 1 to charge the secondary battery. When the device is a portable storage battery, for example, the device can be driven by a 3.7V mobile phone battery, the overall power is only 8-9 watts, and if a charger is used, the device can be driven for about a whole day, so that the device belongs to relatively green and energy-saving facilities.

The safety helmet main body 1 is provided with a vent hole 6. The vent 6 ensures air flow between the space between the user's head and the helmet and the outside atmosphere.

The embodiment of the utility model provides an in, the user is when using, provides the electric energy for semiconductor refrigeration piece 3 and exhaust fan 2 through power 5, and semiconductor refrigeration piece 3 work after the circular telegram, and the heat in the space between safety helmet and the user head is absorbed to the one side of semiconductor refrigeration piece 3, and the another side heat dissipation of semiconductor refrigeration piece 3, the heat passes through the exhaust fan discharge external world to make the temperature in the space between safety helmet and the user head reduce. When the exhaust fan 2 works, the outside air can enter the space between the safety helmet and the head of the user through the vent hole 6, so that the air circulation is ensured, and the space is consistent with the outside air pressure.

As shown in fig. 2, install exhaust fan mounting panel 7 on the safety helmet main part 1, be equipped with the through-hole on the exhaust fan mounting panel 7, exhaust fan 2 is installed in the through-hole. The semiconductor refrigerating sheet is wrapped by heat insulation cotton. The semiconductor refrigerating sheet 3 and the exhaust fan 2 are connected with the power supply 5 through a switch button 8.

In the embodiment of the present invention, the switch button 8 is a LED light-emitting button.

As shown in fig. 3, the positive terminal 81 and the common terminal 82 of the LED light-emitting button are connected to the positive terminal of the power supply 5, and the negative terminal 83 of the LED light-emitting button is connected to the negative terminal of the power supply 5; the circuit incoming end of exhaust fan 2 with the circuit incoming end of semiconductor refrigeration piece 3 all connects the normal open end 84 of the luminous button of LED, the circuit output of exhaust fan 2 with the circuit output of semiconductor refrigeration piece 3 all connects the negative pole end 83 of the luminous button of LED.

After the LED luminous button is pressed, the power supply 5 is used for electrifying the exhaust fan 2 and the semiconductor refrigerating piece 3, the exhaust fan 2 and the semiconductor refrigerating piece 3 start to work, meanwhile, the LED luminous button emits light, when the LED luminous button is used at night, other users can be prompted to have personnel on the spot, and the use safety is improved.

In the embodiment of the present invention, the ventilation holes 6 are circular holes or bar-shaped holes, and holes with other shapes, such as triangle, diamond, or regular hexagon, can be selected.

To sum up, the refrigeration helmet of the embodiment of the utility model adopts the semiconductor refrigeration technology, and combines the effect of the fan to increase the air flow speed, so that the cold air can be uniformly transmitted into the space between the helmet and the head through the radiating fins, and the constructors can feel cool head and the construction operation is more comfortable; an LED luminous button is arranged on the cap and serves as a power switch, the warning effect can be achieved at night, constructors can be prompted to be on the spot, the safety warning effect is improved, and meanwhile the cap can be decorated.

In addition, the safety helmet gives other impression and only produces the guard action, the embodiment of the utility model provides a refrigeration safety helmet has still played the effect of refrigeration cooling. In hot summer, people can sun and avoid summer heat for the purpose of sun protection, and another type of gentleman hat with a brim can play a role in sun shading, so that the safety helmet main body provided by the embodiment of the utility model is replaced by the gentleman hat main body, a refrigeration gentleman hat with the functions of sun shading and cooling can be realized, and the safety helmet is very suitable for ordinary life.

Those of ordinary skill in the art will understand that: the components in the device in the embodiments of the present invention may be distributed in the device in the embodiments according to the description of the embodiments, and may be correspondingly changed in one or more devices different from the embodiments. The components of the above embodiments may be combined into one component, or may be further divided into a plurality of sub-components.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A refrigeration safety helmet, includes safety helmet main part (1), its characterized in that: the safety helmet main body (1) is provided with an exhaust fan (2) which enables the internal space of the safety helmet to be communicated with the outside;

a semiconductor refrigerating sheet (3) is arranged on one side of the exhaust fan (2) facing the interior of the safety helmet;

a plurality of radiating fins (4) are arranged on both sides of the semiconductor refrigerating sheet (3);

the semiconductor refrigeration device is characterized by also comprising a power supply (5), wherein the semiconductor refrigeration piece (3) and the exhaust fan (2) are both connected with the power supply (5);

the safety helmet main body (1) is provided with a vent hole (6).

2. The refrigerated headgear of claim 1, wherein: install exhaust fan mounting panel (7) on safety helmet main part (1), be equipped with the through-hole on exhaust fan mounting panel (7), install exhaust fan (2) in the through-hole.

3. The refrigerated headgear of claim 2, wherein: the semiconductor refrigerating sheet is wrapped by heat insulation cotton.

4. The refrigerated headgear of claim 1, wherein: the semiconductor refrigeration piece (3) and the exhaust fan (2) are connected with the power supply (5) through a switch button (8).

5. The refrigerated headgear of claim 4, wherein: the switch button (8) is an LED luminous button.

6. The refrigerated safety helmet of claim 5, wherein: the positive end (81) and the common end (82) of the LED luminous button are connected with the positive electrode of the power supply (5), and the negative end (83) of the LED luminous button is connected with the negative electrode of the power supply (5);

the circuit incoming end of exhaust fan (2) with the circuit incoming end of semiconductor refrigeration piece (3) all connects the normal open end (84) of LED luminous button, the circuit output of exhaust fan (2) with the circuit output of semiconductor refrigeration piece (3) all connects the negative pole end (83) of LED luminous button.

7. A refrigerated safety helmet according to any of claims 1-6, wherein: the power supply (5) is a storage battery.

8. The refrigerated safety helmet of claim 7, wherein: the storage battery is arranged on the safety helmet main body (1), and a charging hole is formed in the safety helmet main body (1).

9. The refrigerated safety helmet of claim 8, wherein: the vent holes (6) are circular holes.

10. The refrigerated safety helmet of claim 8, wherein: the vent holes (6) are strip-shaped holes.