CN206150550U - Multifunctional safety helmet - Google Patents

Abstract

The utility model discloses a multifunctional safety helmet, which is mainly composed of a cap shell, a cap liner, a mandibular strap and a rear hoop. A heat insulation layer is arranged between the cap shell and the cap liner, and a The insulation layer, the cavity surrounded by the cap shell and the heat insulation layer is a heat dissipation cavity, and the cavity surrounded by the heat insulation layer and the insulation layer is a heat conduction cavity; The cavity and the heat conduction cavity are connected; there are vent holes on the cap shell under the insulation layer, and the thermoelectric cooling sheet generates cold and heat through the Peltier effect, and the hot end absorbs heat through the phase change energy storage material to ensure the high-efficiency operation of the thermoelectric cooling sheet , the cold end quickly diffuses the cold into the heat-conducting cavity through graphite heat-conducting materials to reduce the temperature inside the cap; the utility model provides a safety helmet whose temperature inside the cap can be automatically adjusted, which greatly improves the performance of extreme weather conditions such as summer and winter. The wearing comfort makes workers willing to wear helmets, which greatly reduces accidents caused by not wearing helmets.

Description

A multifunctional safety helmet

technical field

The utility model relates to the technical field of safety helmets and temperature-controlling umbrellas, in particular to a multifunctional safety helmet.

Background technique

In daily life, hat is an indispensable item in people's life, especially for all kinds of personnel working outdoors, hat is a sunshade tool and a necessity for head safety. However, most of the current hats have a single function. The sun visor is used to shade the sun, the safety helmet has only a protective function, the bamboo hat is only used to keep out the rain, and the woolen hat is used to keep warm. Moreover, most of the safety helmets that are widely used at present have a bad wearing experience, are uncomfortable to wear, and are cold in winter and hot in summer. Existing minority air-conditioning helmets also have the problem of uneven heating and cooling. The utility model includes the above functions in one hat, and simultaneously meets various needs of outdoor workers.

Utility model content

The utility model provides a new type of safety helmet which integrates the functions of adjustable size, rain protection, sunshade, temperature self-adaptation and brain safety protection in order to meet people's various needs for safety helmets. It is mainly composed of three parts: safety helmet, thermoelectric cooling device and adjustable umbrella. While providing safety protection for people, in addition to preventing the stuffy phenomenon of helmets in summer, it can also improve the warmth retention effect in winter, greatly improve the wearing comfort of helmets, and has great promotion and application value.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A multifunctional safety helmet, which is mainly composed of a cap shell, a cap liner, a chin strap and a rear hoop, and is characterized in that: a heat insulating layer is provided between the cap shell and the cap liner, and the gap between the heat insulating layer and the cap liner is There is an insulation layer between the cap shell and the heat insulation layer to form a cavity for heat dissipation, and the cavity formed by the heat insulation layer and the insulation layer is a heat conduction cavity; the insulation layer is used to slow down the heat from the cap, and the heat insulation layer is used In order to prevent the temperature in the cap from being too high due to the external effects of solar radiation, the inner wall of the heat insulation layer is provided with a thermoelectric cooling plate, the upper end of the thermoelectric cooling plate is connected with the heat dissipation cavity, and the lower end of the thermoelectric cooling plate is connected with the heat conduction cavity; There are ventilation holes on the cap shell, and the thermoelectric cooling sheet produces cold and heat through the Peltier effect, and the hot end absorbs heat through the microcapsule phase change energy storage material to ensure the high-efficiency operation of the thermoelectric cooling sheet, which is different from traditional refrigeration Compared with the finned radiator, the volume of the hot end radiator is reduced to the greatest extent; the cold end uses high-efficiency graphite heat conduction material to spread the cold evenly and quickly to the insulation layer and enter the heat conduction cavity to reduce the temperature inside the cap; heat preservation Both the layer and the insulation layer are made of foam plastic, ultra-fine glass wool or asbestos insulation material. The utility model provides a safety helmet whose internal temperature can be automatically adjusted, which greatly improves the wearing comfort in extreme weather such as summer and winter, makes workers willing to wear the safety helmet, and greatly reduces the risk of accidents caused by not wearing the safety helmet. accident happened.

As an improvement, the cap shell is provided with a storage battery for powering the thermoelectric refrigeration sheet, a control device for controlling the reversing of the thermoelectric refrigeration sheet is provided inside the helmet, and a control device for connecting signals to the control device is provided on the lower surface of the heat preservation layer. Temperature Sensor.

As an improvement, the cap shell is provided with a safety umbrella box, the safety umbrella box is provided with a fully automatic sunny and rainy folding umbrella, and the outside of the safety umbrella box is provided with a switch button for opening and closing the automatic folding umbrella.

As an improvement, the fully automatic rain or shine folding umbrella adopts the HAZUmbrella model folding umbrella of HAZ Digital Company in a reduced version.

As an improvement, the sunny or rainy foldable umbrella includes an umbrella surface, an umbrella support and a telescopic rib. The umbrella surface is made of CORDURA nylon material, the inner surface of the umbrella surface is coated with silver sunscreen material, and the telescopic rib is made of a light titanium alloy material.

As an improvement, the umbrella surface adopts a foldable solar panel, and the electricity generated by the solar panel is connected to a storage battery through wires for storage.

Compared with the prior art, the utility model has the following advantages:

Realize a helmet that includes rain protection, sunshade, temperature self-adaptation, and brain safety protection in one; give outdoor workers a good wearing experience, warm in winter and cool in summer, and improve working conditions; helmet materials and retractable rib materials They are all made of strong and relatively light materials, which are both durable and light.

Description of drawings

Fig. 1 is a schematic diagram when the multi-functional safety helmet does not use the rain or shine folding umbrella.

Fig. 2 is a schematic diagram of a multi-functional safety helmet using a sun-rain folding umbrella.

Fig. 3 is a sectional view of the multifunctional safety helmet.

In the figure: 1-cap shell, 2-cap lining, 3-chin strap, 4-visor visor, 5-rear hoop, 6-ventilation hole, 7-insulation layer, 8-heat insulation layer, 9-radiation cavity, 10 -Heat conduction cavity, 11-safety umbrella box, 12-battery, 13-switch button, 14-thermoelectric cooling plate switch, 15-thermoelectric cooling plate, 16-control device, 17-umbrella surface, 18-retractable umbrella rib, 19- Temperature sensor, 20-wire.

detailed description

Below in conjunction with accompanying drawing, the utility model is illustrated.

As shown in Figure 1, a multifunctional safety helmet is mainly composed of a cap shell 1, a cap lining 2, a mandibular strap 3 and a rear hoop 5, and a heat insulating layer 8 is arranged between the cap shell 1 and the cap lining 2, A thermal insulation layer 7 is arranged between the thermal insulation layer 8 and the cap lining 2, the cavity enclosed by the cap shell 1 and the thermal insulation layer 8 is a heat dissipation cavity 9, and the cavity enclosed by the thermal insulation layer 8 and the thermal insulation layer 7 is a thermal conduction cavity 10. The insulation layer 7 is used to slow down the heat dissipation from the cap, and the heat insulation layer 8 is used to prevent the inside of the cap from being overheated due to external effects such as solar radiation. The inner wall of the heat insulation layer 8 is provided with a thermoelectric cooling sheet 15 , the upper end of the thermoelectric cooling sheet 15 communicates with the cooling chamber 9, and the lower end of the thermoelectric cooling sheet 15 communicates with the heat conduction chamber 10; the cap shell 1 below the insulation layer 7 is provided with a ventilation hole 6, and the thermoelectric cooling sheet 15 passes through the Peltier effect Produces cold and heat, wherein the hot end absorbs heat through microcapsule phase change energy storage materials, and the cold end uses high-efficiency graphite heat-conducting materials; the insulation layer 7 and heat insulation layer 8 are made of foam plastic, ultra-fine glass wool or asbestos insulation materials Made, the thermoelectric cooling sheet 15 is controlled by the thermoelectric cooling sheet switch 14 .

The cap shell 1 is provided with a storage battery 12 for supplying power to the thermoelectric cooling sheet 15, a control device 16 for controlling the reversing of the thermoelectric cooling sheet 15 is provided inside the safety helmet, and a signal access control device 16 is provided on the lower surface of the thermal insulation layer 7. Temperature sensor 19 of control device 16 .

The cap shell 1 is provided with a safety umbrella box 11, and the inside of the safety umbrella box 11 is provided with a fully automatic rainy or sunny folding umbrella, and the outside of the safety umbrella box 11 is provided with a switch button 13 for opening and closing the sunny or rainy folding umbrella. The fully automatic rain or shine folding umbrella is a folding umbrella designed on the basis of HAZ Umbrella of HAZ Digital Company.

The automatic folding umbrella includes an umbrella surface 17, an umbrella support and a telescopic umbrella frame 18. The umbrella surface 17 is made of CORDURA nylon material. Material.

The umbrella surface 17 adopts a foldable solar panel, and the electricity generated by the solar panel is connected to the storage battery 12 through a wire 20 for storage.

The thermoelectric refrigeration sheet 15 that the utility model adopts is semiconductor refrigeration sheet, Peltier etc. Because the cooling sheet is divided into two sides, one side absorbs heat and the other side dissipates heat, it only plays a role in heat conduction and does not produce cold itself, so it is also called a cooling sheet, or it should be called a cooling sheet. The semiconductor refrigeration chip has two functions, which can be cooled and heated. The cooling efficiency is generally not high, but the heating efficiency is very high, which is always greater than 1. Thus, separate heating and cooling systems can be replaced with one chip.

When the outdoor workers go out to work, they wear the multifunctional safety helmet as shown in Figure 1. At this time, the sunny and rainy folding umbrella is folded and shrunk in the safety umbrella box 11, and the wearing method is the same as the common safety helmet. If the outdoor temperature is too high or low, press the thermoelectric cooling chip switch 14, the internal control device 16 can turn the thermoelectric cooling chip 15 to adjust heating or cooling through the temperature detected by the internal temperature sensor 19 of the hat, so that the temperature in the hat can be maintained. comfortable temperature. The ventilation holes 6 on the side of the cap shell 1 can be ventilated in real time. When the temperature control function is not needed, press the thermoelectric cooling chip switch 14 again, and the thermoelectric cooling chip 15 stops working. When needing to open the sunny or rainy foldable umbrella, press the upper half of the switch button 13 of the safety umbrella case 11, the safety umbrella case 11 is opened, the umbrella rib 18 stretches out, and the umbrella surface 17 unfolds automatically. Only need to press the lower half of switch button 13 when taking back the rain or shine folding umbrella.

Claims (6)

1. A multifunctional safety helmet mainly consists of a cap shell, a cap liner, a mandible strap and a rear hoop, and is characterized in that: a heat insulating layer is arranged between the cap shell and the cap liner, and the heat insulating layer and the cap There is an insulation layer between the linings, the cavity enclosed by the cap shell and the insulation layer is a heat dissipation cavity, and the cavity enclosed by the insulation layer and the insulation layer is a heat conduction cavity; the insulation layer is used to slow down the heat dissipation from the cap, and the heat insulation The inner wall of the heat insulation layer is used to prevent the inside of the cap from being too high due to the external effects of solar radiation. The inner wall of the heat insulation layer is provided with a thermoelectric cooling sheet. Ventilation holes are provided on the cap shell below the layer, and the thermoelectric refrigeration sheet generates cold and heat through the Peltier effect, wherein the hot end absorbs heat through the microcapsule phase change energy storage material, and the cold end passes through the high-efficiency graphite heat-conducting material; Both the layer and the insulation layer are made of foam plastic, ultra-fine glass wool or asbestos insulation material. 2. A multi-functional safety helmet according to claim 1, characterized in that: said hat shell is provided with a storage battery for powering the thermoelectric refrigeration sheet, and said safety helmet is provided with a control device for controlling the reversing of the thermoelectric refrigeration sheet , the lower surface of the thermal insulation layer is provided with a temperature sensor for connecting signals to the control device. 3. A multifunctional safety helmet according to claim 2, characterized in that: said cap is provided with a safety umbrella box, and said safety umbrella box is provided with a fully automatic folding umbrella for sunny and rainy days, said safety umbrella box There is a switch button for opening and closing the automatic folding umbrella on the outside. 4. A kind of multifunctional safety helmet according to claim 3, characterized in that: the fully automatic rainy or sunny folding umbrella is a HAZ Umbrella model folding umbrella from HAZ Digital Company in a reduced version. 5. A kind of multi-functional safety helmet according to claim 4, characterized in that: said rainy or sunny folding umbrella comprises an umbrella surface, an umbrella support and a telescopic umbrella frame, said umbrella surface is made of CORDURA nylon material, and the inner surface of the umbrella surface is coated with Silver glue sunscreen material, telescopic umbrella ribs are made of light titanium alloy material. 6 . A multifunctional safety helmet according to claim 5 , wherein the umbrella surface adopts a foldable solar panel, and the electricity generated by the solar panel is connected to a battery for storage through wires.