TWI783218B - positive pressure protective clothing - Google Patents

Abstract

The present invention is a kind of positive pressure protective clothing, which comprises: a clothing body, which has a wearing space inside, a plurality of exhaust holes, and a piercing port that can be moved and switched. The clothing body includes a hood, an upper body, and a lower body. , the hood is provided with a transparent window, the upper body has a second-hand piercing outlet, and the lower body has a bipedal piercing outlet, and the edges of the second-hand piercing outlet and the bipedal piercing outlet are respectively provided with beam openings; In the clothing body, air is sent into the wearing space and then discharged through each exhaust hole, so as to relieve the stuffy feeling when wearing.

Description

positive pressure protective clothing

The invention relates to a positive pressure protective clothing, which can prevent dust, bacteria and viruses from entering the inner protective clothing to protect the safety of the wearer.

Protective clothing is a very important product nowadays. For the development of science and technology and medical progress, relevant operators often have to enter the area where the air is prone to dangerous substances (dust, bacteria, viruses) to carry out operations (such as quarantine, virus research, etc.), and wearing protective clothing can prevent dangerous substances from entering the human body.

However, in order to effectively block dangerous substances, the protective clothing on the market has poor ventilation performance, so that workers wearing protective clothing tend to feel stuffy and uncomfortable. In view of this, there are also protective clothing on the market that can improve the problem of stuffiness, such as Taiwan Patent No. I537025 "Protective Clothing with Ventilation Function". It is to strengthen the ventilation of the parts of the human body that are more often bent, and the problem of stuffiness in the trunk, face and other positions has not been improved. Or, as in Taiwan Patent No. I461155 "Breathable Air Pressure Protective Clothing", this case is based on protection The clothing is equipped with a gas input port. When using it, it is necessary to additionally connect the gas output pipe of the air compressor, power inflator and other equipment to inflate the inside of the protective clothing. However, the additional connection of the gas output pipe will undoubtedly cause the operator to move. It is difficult to apply to the environment where the operator needs a large range of displacement.

The present invention is provided with an air supply device and a plurality of exhaust holes, and the air supply device can send filtered external air into the wearing space, and the air sent into the wearing space is discharged through a plurality of exhaust holes, so that the air can circulate in the wearing space , greatly improving the problem of stuffiness inside the conventional protective clothing.

A kind of positive pressure protective clothing, which includes: a clothing body, which defines a front side and a back side and has a wearing space inside, the clothing body also has a plurality of air exhaust holes, and an entrance that can be moved and switched. The body includes a hood, an upper body, and a lower body. The upper body is connected between the hood and the lower body. The hood is provided with a transparent window on the front side. The upper body has A second-hand piercing outlet, the lower body has a bipedal piercing outlet, and the edges of the second-hand piercing outlet and the bipedal piercing outlet are each provided with a bunch of openings; and an air supply device, which is attached to the clothing body, and the air supply device includes a An air inlet part, an air outlet part, a filter layer, and a power supply unit, the air inlet part communicates with the wearing space, and the filter layer is used to filter the air sent into the wearing space.

1: clothing body

11: Front view side

12: dorsal side

13: Wearing space

131: Mouth and nose breathing zone

14: exhaust hole

141: filter mesh

15: through the entrance

16: Hood

161: transparent window

162: Cross-nasal section

163: Hood entrance

17: Upper body

170: sleeve section

171: hand piercing exit

172: head piercing exit

173: body segment

18: lower body

180: trousers section

181: Foot wear exit

182: hip pants section

183: excretion port

19: Beam section

2: Air supply device

21: Air inlet

22: Outlet Department

23: filter layer

231: filter sheet

24: Power supply unit

31: wooly devil felt

32: Thorn face devil felt

The first figure is a schematic front view of the present invention.

The second figure is a schematic side view of the present invention.

The third figure is a schematic rear view of the present invention.

The fourth figure is a schematic diagram of the front view of the wearing of the present invention.

The fifth figure is a schematic side view of a wearing embodiment of the present invention.

The sixth figure is a schematic cross-sectional view of line segment VI-VI in the third figure.

The seventh figure is a schematic diagram of another state of the transparent window of the present invention.

Figure 8 is a schematic side view of another state of the transparent window of the present invention when worn.

The ninth figure is an exploded schematic diagram of the cap body and the upper body.

Figure 10 is a schematic diagram of wearing the hat body and upper body of the present invention.

For a more detailed understanding of the embodiment of the present invention, please also watch it with the drawings. As shown in the first figure to the sixth figure, a positive pressure protective clothing includes: a clothing body 1, which defines a front-view side 11 and A backside 12 has a wearing space 13 in addition, and the clothing body 1 also has a plurality of exhaust holes 14, an entrance 15 that can be switched freely, and the clothing body 1 includes a hood portion 16, an upper body portion 17, a Body 18, the upper body 17 is connected between the hood 16 and the lower body 18, the hood 16 is provided with a transparent window 161 on the front view side 11, the upper body 17 has a second-hand wear port 171 , the lower body portion 18 has a two-legged outlet 181, the edge of the second-handed outlet 171 and the two-footed outlet 181 are each provided with a bundle mouth section 19; and an air supply device 2, which is attached to the clothing body 1, the The air supply device 2 includes an air inlet portion 21, an air outlet portion 22, a filter layer 23, and a power supply unit 24. The air inlet portion 21 communicates with the wearing space 13. air.

The exhaust holes 14 , the hand piercing outlet 171 , the foot piercing outlet 181 , and the piercing entrance 15 are all in communication with the wearing space 13 .

As shown in Figures 5 and 8, the front view side 11 is defined as the position that will be located on the front side of the human body when worn, and the defined back side 12 is the position that will be located on the back side of the human body when worn.

The entrance 15 can be in the form of a zipper. In this embodiment, the position of the entrance 15 is taken as an example where the upper body 17 is located on the front side 11 .

The beam opening section 19 can be elastic band type, buckle type, etc.

The air supply device 2 can be air pumping type, fan blade type, etc.

The power supply unit 24 can be a mobile power supply, a battery, etc. to provide operating power for the air blower 2 .

Continue the above to further describe the embodiment of the present invention in detail. After opening the entrance 15, the human body can enter the wearing space 13 through the entrance 15, and then close the entrance 15 and tighten the mouth sections 19 to put the head and torso together. , some of the limbs are sealed inside the wearing space 13, and the palms can pass through each The hand wears through the outlet 171, and the soles of the feet can pass through each foot through the outlet 181, and then the air supply device 2 is activated, and the external air can flow into the air supply device 2 from the air inlet part 21, and then flow into the wearing space 13 through the air outlet part 22 and the air supply device 2 is provided with a filter layer 23, and the air entering the wearing space 13 is also filtered, so there is no need to worry about the air entering the wearing space 13 with dangerous substances (dust, bacteria, viruses), and because the wearing space 13 The air continuously flows into the inside, so the internal pressure will be greater than the outside of the clothing body 1, so that part of the air is gradually discharged from the clothing body 1 through the exhaust holes 14, so as to achieve the effect of air circulation in the wearing space 13, so as to solve the stuffiness inside the protective clothing In addition, because each exhaust hole 14 continues to exhaust air, dangerous substances outside the clothing body 1 will not enter the wearing space 13 through each exhaust hole 14, and the transparent window 161 is at least corresponding to the eyes of the human body. , so that the human body inside the wearing space 13 can watch the scene outside the clothing body 1 .

From the above content, it can be known that the present invention has indeed improved the problem of stuffiness inside the protective clothing, and it is not necessary to additionally connect the gas output pipes of air compressors, power inflators and other equipment to clean the inside of the protective clothing. Inflate, and the present invention can make the gas circulate in the wearing space 13. Compared with the protective clothing that only corresponds to a small part of the human body and enhances the air permeability, it can relieve the feeling of stuffiness. Compared with the conventional protective clothing, the present invention is indeed more excellent in performance invention.

As shown in the fourth and fifth figures, the part of the hood part 16 on the front view side 11 is recessed into the wearing space 13 to form a cross-nose section 162, and the hood part 16 is on the cross-nose section 162 And the part between the upper body 17, it protrudes outwards to form a mouth and nose breathing zone 131 in the wearing space 13, because the gas exhaled by the human body is relatively hot, and the hot gas will float upwards, so it is easy to cause the transparent window 161 to correspond to the human body The eyes are fogged, so the structure of the cross-nose section 162 is set across the nose of the human body to prevent the air corresponding to the position of the mouth and nose from flowing directly to the eyes, and also make the transparent window 161 more accurately correspond to the human body eyes, and it is not easy to affect the visual range due to the shaking of the hood part 16 and the dislocation of the eyes. In addition, the mouth, nose and breathing area 131 formed by the bulge of the hood part 16 will correspond to the position of the mouth and nose of the human head, so as to avoid head Cover portion 16 is too close to the mouth and nose air intake position of human body and affects breathing, and the shape The formed mouth and nose breathing area 131 will also flow in more air, making the human body breathe more smoothly, and the cross-nose section 162 and the mouth and nose breathing area 131 do not necessarily have to be completely composed of transparent windows 161 as in the fourth and fifth figures. It can also be formed by the part of the hood part 16 that is not provided with the transparent window 161 as shown in the seventh and eighth figures, or the part of the hood part 16 that is not provided with the transparent window 161 and the transparent window. The interface of the sheet 161 constitutes.

As shown in Figures 1 to 5, and 7 to 10, the plurality of exhaust holes 14 are distributed on the top of the hood 16, the lower end of the hood 16, the part of the upper body 17 close to the second-hand outlet 171, the The lower body part 18 is close to the part of the bipedal outlet 181. The vent holes 14 are distributed in the aforementioned positions for the purpose that when the air continues to enter the wearing space 13, the internal pressure will gradually increase, and at this time the air will gradually flow to the lower resistance area. The part with lower resistance in the present invention is each exhaust hole 14. For example, an example where the distribution of the exhaust holes 14 is poor. It will almost be exhausted by the exhaust holes 14 and it is difficult to continue to flow to the calf. Therefore, it is known that the distribution positions of the exhaust holes 14 of the present invention will allow the air in the wearing space 13 to flow through various positions outside the human body to the greatest extent. In order to maximize the benefits of air circulation and relieve stuffiness.

As shown in Figures 1, 3 and 4, the upper body 17 includes a connected body section 173 and two sleeve sections 170, the body section 173 is connected between the hood 16 and the lower body 18, The second-hand wear outlet 171 is respectively opened on the two sleeve sections 170, the air supply device 2 is located at the upper body part 17 and close to the lower body part 18, and when the two sleeve sections 170 hem, the air supply device 2 is adjacent to the lower body part 18. Any sleeve section 170 in the two sleeve sections 170, the air blower 2 is set so that when the wearer replaces the power supply unit 24, he only needs to hem his hand to replace it easily.

As shown in Figure 6, the filter layer 23 of the air supply device 2 is located at the air inlet part 21, and the filter layer 23 is formed by stacking three filter sheets 231, which are more suitable for filtering dangerous substances Quantity, the filtering effect is sufficient and the volume of the air supply device 2 will not be excessively increased.

Wherein the plurality of exhaust holes 14 are each provided with a one-way valve, so that the air outside the clothing body 1 cannot enter the wearing space 13 through the plurality of exhaust holes 14, so as to avoid the failure of the air supply device 2 during operation, and the power is exhausted. Hazardous substances enter the wearing space 13 from the outside of the clothing body 1 .

Wherein the transparent window 161 is welded to the hood part 16 with high frequency, so that the joint between the transparent window 161 and the hood part 16 has excellent toughness and hardness, so as to improve durability.

As shown in the first figure to the tenth figure, it further includes a plurality of filter mesh sheets 141, which are distributed on the outside of the clothing body 1 and cover each exhaust hole 14. There are many viruses that are unnecessary when the human body is infected. Symptoms are contagious, so often many virus hosts do not realize that they are infected, and unconsciously transmit the virus to others. Therefore, the advantage of this structure is that if the person inside the clothing body 1 has the virus , when the air inside the wearing space 13 is exhausted from the clothing body 1 , the virus will not be discharged out of the clothing body 1 by filtering through the filter mesh sheets 141 .

As shown in Figures 9 and 10, the hood part 16 can be movably connected to and separated from the upper body part 17. The lower end of the hood part 16 has a hood inlet 163, and the upper body part 17 faces the upper end of the hood part 16. There is a head-through outlet 172, and a wool-faced devil's felt 31 and a thorny-faced devil's felt 32 are respectively arranged on the inner edge of the hood inlet 163 and the outer edge of the head-through outlet 172, wherein the hood part 16 and the upper body When the parts 17 are connected, the hood part 16 covers the outer periphery of the head piercing opening 172. This structure enables the hood part 16 and the upper body to be connected and separated by means of a hairy devil felt 31 and a thorny devil felt 32 respectively. It has the advantage of being easy to put on and take off (the setting positions of the hairy Velcro 31 and the prickly Velcro 32 can be exchanged), and even when the hood part 16 is separated from the human body, the air in the wearing space 13 will continue to pass through the head-wearing outlet 172 ejects, and at this moment the air major part that human mouth and nose breathes is by the head piercing outlet 172 ejection, therefore the situation (for example: having a meal, drinking water) that needs to take off in hood part 16 is also less likely to inhale dangerous substances. The advantage of the structure that the headgear portion 16 covers the outer periphery of the head-wearing outlet 172 is that the air in the wearing space 13 can directly flow from the upper body portion 17 to the headgear portion 16, because if the headgear inlet 163 is surrounded by the head-wearing outlet 172, Part of the air will directly rush to the hood inlet 163 and the head piercing outlet 172 The gap between them increases the risk of separation of the hood portion 16 from the upper body portion 17, and this situation must be avoided.

Presented as the third figure, wherein the lower body portion 18 includes a buttock trouser section 182 and a second trouser leg section 180 connected to each other. Trouser leg section 180 lower end, this buttocks trousers section 182 is provided with one discharge opening 183 of movable switch in the part of back side 12, makes the wearer needn't take off clothing body 1 and can go to the toilet by opening discharge opening 183.

1: clothing body

14: exhaust hole

141: filter mesh

15: through the entrance

16: Hood

161: transparent window

162: Cross-nasal section

17: Upper body

170: sleeve section

171: hand piercing exit

173: body segment

18: lower body

181: Foot wear exit

19: Beam section

2: Air supply device

Claims (9)

A kind of positive pressure protective clothing, which includes: a clothing body, which defines a front side and a back side and has a wearing space inside, the clothing body also has a plurality of air exhaust holes, and an entrance that can be moved and switched. The body includes a hood, an upper body, and a lower body. The upper body is connected between the hood and the lower body. The hood is provided with a transparent window on the front side. The upper body has The second-hand piercing outlet, the lower body has a bipedal piercing outlet, and the edges of the second-hand piercing outlet and the bipedal piercing outlet are respectively provided with a bunch of openings, wherein the plurality of exhaust holes are distributed on the top of the hood, and the upper body is close to The part of the second-hand wear outlet, the part of the lower body close to the second-hand wear outlet; and an air supply device, which is attached to the clothing body, and the air supply device includes an air inlet part, an air outlet part, a filter layer, A power supply unit, the air inlet part communicates with the wearing space, and the filter layer is used to filter the air sent into the wearing space. The positive pressure protective clothing as described in Claim 1, wherein the part of the hood part on the front view side is recessed into the wearing space to form a cross-nasal section, and the hood part is on the cross-nasal part and the upper body The part between them bulges outwards to form a mouth-nose breathing zone in the wearing space. The positive pressure protective clothing as described in Claim 1, wherein the upper body includes a connected body segment and two sleeve segments, the body segment is connected between the hood and the lower body, and the second-hand outlets are respectively Provided on the two sleeve sections, the air supply device is located at the upper body and close to the lower body, and when the two sleeve sections are hem down, the air supply device is adjacent to any one of the two sleeve sections. The positive pressure protective clothing as described in any one of claims 1 to 3, wherein the filter layer of the air supply device is located at the air inlet part, and the filter layer is composed of three filter sheets laminated together. The positive pressure protective clothing as described in any one of claims 1 to 3, wherein each of the plurality of exhaust holes is provided with a one-way valve, so that the air outside the clothing body cannot enter the wearing space through the plurality of exhaust holes . The positive pressure protective clothing as described in any one of Claims 1 to 3, wherein the transparent window is welded to the headgear by high-frequency welding. The positive pressure protective clothing as described in any one of Claims 1 to 3 further includes a plurality of filter mesh sheets distributed on the outside of the clothing body and covering each exhaust hole. The positive pressure protective clothing as described in any one of claims 1 to 3, wherein the hood part can be movably connected to and separated from the upper body part, the lower end of the hood part has a hood inlet, and the upper body part faces the head The upper end of the cover part has a head-through outlet, and a fur-faced devil's felt and a thorny-faced devil's felt are respectively arranged on the inner edge of the hood inlet and the outer edge of the head-through outlet, wherein the hood is connected to the upper body When, the hood part covers the outer periphery of the head piercing opening. The positive pressure protective clothing as described in any one of claims 1 to 3, wherein the lower body part includes a connected buttocks section and a second trousers section, the buttocks section is connected with the upper body, and the two legs wear The outlets are respectively arranged at the lower ends of the two trouser legs, and the part of the buttock trousers section on the back side is provided with a discharge opening which can be moved and switched.

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