CN-121993860-A - Portable air supply device and protective clothing communicated with same

Abstract

The invention discloses a portable air supply device and protective clothing communicated with the same, belonging to the technical field of air supply of protective clothing, comprising a box body, wherein a refrigerating and heating device is arranged in the box body, the refrigerating and heating device is a refrigerating system (compressor) based on vapor compression cycle or a refrigerating system (refrigerating sheet) based on semiconductor thermoelectric effect. The inside of the box body is provided with a hot air channel and a cold air channel which are mutually independent. The hot air channel is used for blowing out hot air, a first fan is arranged at an air inlet of the hot air channel, a first filter device is arranged above the first fan, the cold air channel is used for blowing out cold air, a second fan is arranged at the air inlet of the cold air channel, and a second filter device is arranged above the second fan. When the protective clothing is used, the air supply device is communicated with the protective clothing through the pipeline, so that the temperature in the protective clothing is regulated, and the air blown into the protective clothing is clean air after being filtered and purified, so that safety guarantee is provided for operators in severe environments.

Inventors

• CHEN BO

Assignees

• 陈波

Dates

Publication Date

20260508

Application Date

20260408

Claims (10)

1. 1. The portable air supply device comprises a box body, wherein a refrigerating and heating device is arranged in the box body, and the portable air supply device is characterized in that a hot air channel and a cold air channel which are mutually independent are arranged in the box body; The hot air channel is used for blowing out hot air, one end of the hot air channel is a hot air outlet, the other end of the hot air channel is a first air inlet, a first fan is arranged at the first air inlet, a first heat exchanger communicated with the refrigerating and heating device is arranged in the hot air channel, and a first filtering device is arranged at the port position of the first air inlet and above the first fan; the cold air channel is used for blowing out cold air, one end of the cold air channel is an air outlet, the other end of the cold air channel is a second air inlet, a second fan is arranged at the second air inlet, a second heat exchanger communicated with the refrigerating and heating device is arranged in the cold air channel, and a second filtering device is arranged at the outer end of the second air inlet and above the second fan.
2. 2. The portable air supply device according to claim 1, wherein the cooling/heating device is a vapor compression cycle-based cooling system or a semiconductor thermoelectric effect-based cooling system.
3. 3. The portable air supply device according to claim 2, wherein the upper ends of the hot air outlet and the cold air outlet are fixedly connected with a bottom plate, a left guide groove and a right guide groove are formed in the upper surface of the bottom plate, a guide box is arranged at the upper end of the bottom plate, a left guide protrusion and a right guide protrusion are fixedly arranged on the lower surface of the guide box, the left guide protrusion is slidably connected in the left guide groove, the right guide protrusion is slidably connected in the right guide groove, an air outlet pipe communicated with the inner cavity of the guide box is fixedly arranged on the outer side wall of the guide box, an opposite joint is formed in the bottom of the guide box, the opposite joint is used for being in butt joint communication with the hot air outlet or the cold air outlet, and a blower is fixedly arranged in the guide box and used for blowing air in a hot air channel or a cold air channel out of the air outlet pipe.
4. 4. The portable air supply device according to claim 3, wherein the side wall of the box body is provided with a plurality of heat dissipation through holes, an electric cabinet is arranged in the box body and used for accommodating a control circuit, an electric control master control is arranged in the electric cabinet, the refrigerating and heating device comprises a four-way reversing valve and a throttling device, the electric control master control is electrically connected with the refrigerating and heating device, the first fan and the second fan are electrically connected with the electric control master control, and a control panel electrically connected with the electric control master control is fixedly arranged on the outer side wall of the box body.
5. 5. The portable air supply device of claim 1, wherein the hot air channel comprises a left vertical cylinder, a middle horizontal cylinder and a right vertical cylinder, the insides of the left vertical cylinder, the middle horizontal cylinder and the right vertical cylinder are communicated, a wide opening part is arranged at the upper end of the right vertical cylinder, the first fan is fixedly arranged in the wide opening part, a first fan circuit is connected with a fan electric control assembly, a condenser pipe water pump is fixedly arranged on the side wall of the left vertical cylinder, the condenser pipe water pump is communicated with a water guide pipe, and the water guide pipe is used for introducing water in the cold air channel into the hot air channel to be evaporated.
6. 6. The portable air supply device of claim 5, wherein the first filter device comprises a first drawing hole formed in the side wall of the box body, a first drawer is slidably connected in the first drawing hole, a drawer bottom hole is formed in the bottom of the first drawer, filter cotton or an activated carbon layer is placed in the first drawer, the drawer bottom hole is arranged corresponding to the first air inlet, a grid baffle is detachably and fixedly connected to the upper end of the box body, and the grid baffle is arranged above the first drawer.
7. 7. The portable air supply device of claim 1, wherein the cold air channel comprises a left vertical cylinder, a middle horizontal cylinder and a right vertical cylinder, the insides of the left vertical cylinder, the middle horizontal cylinder and the right vertical cylinder are communicated, a wide opening part is arranged at the upper end of the right vertical cylinder, the second fan is fixedly arranged in the wide opening part, and a second fan circuit is connected with a fan electric control assembly.
8. 8. The portable air supply device of claim 7, wherein the second filter device comprises a second drawing hole formed in the side wall of the box body, a second drawer is slidably connected in the second drawing hole, a drawer bottom hole is formed in the bottom of the second drawer, filter cotton or an activated carbon layer is placed in the second drawer, the drawer bottom hole is arranged corresponding to the second air inlet, a grid baffle is detachably and fixedly connected to the upper end of the box body, and the grid baffle is arranged above the second drawer.
9. 9. The portable air supply device according to claim 1, wherein an electric heating wire is arranged in the hot air channel and used for assisting hot air in the hot air channel to be quickly heated, and a carrying handle is fixedly arranged at the upper end of the box body.
10. 10. A protective garment in communication with a portable air supply device according to any one of claims 1 to 9 via a conduit.

Description

Portable air supply device and protective clothing communicated with same Technical Field The invention belongs to the technical field of air supply of protective clothing, and particularly relates to a portable air supply device and protective clothing communicated with the portable air supply device. Background In the fields of fire protection, chemical industry, polluted severe environment operation and the like, operators need to wear protective clothing to isolate the external environment. The traditional protective clothing has limited internal microclimate environment regulation capability, the water-cooling clothing and the flat clothing are commonly used at present, the water-cooling clothing can only provide local refrigeration and can not achieve the effect of up-down refrigeration of the whole body, the flat clothing can only provide a large amount of natural wind and can not achieve the effect of refrigeration and heating, when the protective clothing is worn by operators for long-time operation, the operation safety and the operation efficiency are seriously affected by supercooling or overheating. In addition, neither water-cooled clothing nor flat clothing can provide safe and fresh air, and the quality of air is an important safety part when the environment is polluted and operated. Through searching, no air conditioning protective clothing capable of refrigerating or heating the whole body and providing safe gas exists in the market, so that the portable air supply device and the protective clothing communicated with the portable air supply device are provided. Patent publication number CN119949582A, a totally enclosed protective clothing with portable air conditioner discloses a totally enclosed protective clothing with portable air conditioner, including protective clothing body, braces and portable air conditioner, the laminating has the braces on the protective clothing body, braces fixed connection on portable air conditioner, and portable air conditioner laminating is provided with the gas outlet on the protective clothing body, is provided with closed zip fastener on the protective clothing body, is provided with the face guard on the protective clothing body, is provided with emergent opening on the protective clothing body. The portable air conditioner is worn on the body, but in actual use, the technical scheme not only increases the burden of operators, but also makes the working environment of wearing protective clothing bad, and the worn air conditioner cannot achieve the effect of purifying air. The patent publication (bulletin) No. CN219323187U, a protective clothing with air conditioner wind access pipeline, disclose a protective clothing with air conditioner wind access pipeline, including the protective clothing main part, the middle part fixedly connected with gasket of protective clothing main part back, the surface fixedly connected with of gasket has first swivel nut, the inside threaded connection of first swivel nut has the connecting pipe. This protective clothing with air conditioner wind inserts pipeline, through connecting pipe, bellows, first apron and the setting of first torsional spring, connecting pipe threaded connection is in the inside of first swivel nut, and threaded connection is more firm, and the phenomenon that the pipeline took place to drop when avoiding using, and the leakproofness is strengthened simultaneously, and bellows is convenient to be connected the air conditioner pipeline of different distances, improves the inside stuffy discomfort that causes because of the air current is not circulated of protective clothing main part. The patent is mainly medical protective clothing and is used for preventing dust and bacteria from entering the inside of the protective clothing body to cause infection to staff, and is completely different from the application. Disclosure of Invention The invention aims to overcome the defects of the prior art and provide a portable air supply device and protective clothing communicated with the same, wherein the device adopts a completely independent double-air-duct design, can independently operate the functions of refrigeration or heating, can effectively convey filtered external safe fresh air to operators by placing the device outside the working environment, can supply cold air to the operators when the working environment of the operators is overheated, can supply hot air to the operators when the environment is overcooled, and solves the technical problems in the background art. The portable air supply device comprises a box body, wherein a refrigerating and heating device is arranged in the box body, an electric control box is arranged in the box body and used for accommodating a control circuit, an electric control master control is arranged in the electric control box, the refrigerating and heating device comprises a four-way reversing valve and a throttling device, and the electric control master contro