CN212280056U - Positive pressure protective clothing - Google Patents
Positive pressure protective clothing Download PDFInfo
- Publication number
- CN212280056U CN212280056U CN202020554104.8U CN202020554104U CN212280056U CN 212280056 U CN212280056 U CN 212280056U CN 202020554104 U CN202020554104 U CN 202020554104U CN 212280056 U CN212280056 U CN 212280056U
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- protective
- hood
- zipper
- main body
- air
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Abstract
The utility model discloses a positive pressure protective suit, which comprises a protective suit main body, a head cover, protective trousers, sleeves, an airtight zipper and an air supply system; the hood, the protective trousers and the sleeves are respectively connected with the protective clothing main body into a whole; the back of the protective clothing main body is provided with an air supply system, and the protective clothing main body is also provided with an airtight zipper; the joint of the hood and the protective suit main body is provided with an elastic annular neck protector which shrinks towards the inner space, and the contraction opening of the annular neck protector is attached to the neck of a wearer; made by waterproof airtight transparent material the hood is the cylinder type, be equipped with an air intake along its length direction on the hood inside wall, the air-out direction of air intake with the inside wall of hood is tangent, air supply system through first tuber pipe with the air intake intercommunication, the top of hood still is equipped with one-way discharge valve.
Description
Technical Field
The utility model relates to a medical protective tool, in particular to a positive pressure protective clothing.
Background
The positive pressure protective clothing is an effective and necessary protective tool, and is often used for emergency rescue in high-grade laboratories and virus-contaminated areas to protect personnel from infection of microorganisms such as viruses. The positive pressure protective clothing is also called as air supply type protective clothing, and air is filled into the airtight protective clothing which tightly covers the whole body of a person, so that the air pressure in the protective clothing is higher than the atmospheric pressure of the environment, and the maximum protective effect on harmful microorganisms is achieved under the action of the internal and external pressure difference. The existing positive pressure protective clothing generally integrates a hood, a trunk and four limb protection areas, hot air is easily generated in the protective clothing in the actual use process, and the water vapor in the hot air is condensed on the hood to easily influence the visual field of workers.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a malleation protective clothing has the advantage that prevents steam and condense in the hood.
The technical scheme of the utility model is that:
a positive pressure protective suit comprises a protective suit body, a head cover, protective trousers, sleeves, an airtight zipper and an air supply system; the hood, the protective trousers and the sleeves are respectively connected with the protective clothing main body into a whole; the back of the protective clothing main body is provided with an air supply system, and the protective clothing main body is also provided with an airtight zipper; the joint of the hood and the protective suit main body is provided with an inward-contracted elastic annular neck protector, and the contraction port of the annular neck protector is attached to the neck of a wearer; made by waterproof airtight transparent material the hood is the cylinder type, be equipped with an air intake along its length direction on the hood inside wall, the air-out direction of air intake with the inside wall of hood is tangent, air supply system through first tuber pipe with the air intake intercommunication, the top of hood still is equipped with one-way discharge valve.
The working principle of the technical scheme is as follows:
the protective suit is characterized in that an annular neck protector which contracts inwards is arranged at the joint of the hood and the protective suit main body, the protective suit main body and the hood are partitioned by the annular neck protector, and an annular contraction opening contracts and fits the neck of a wearer, so that the body sweat of the wearer is effectively prevented from condensing upwards in the hood after being evaporated, and the function of preventing the condensation of water mist in the hood is achieved; when a wearer breathes, the exhaled water vapor is easy to directly condense on the hood to influence the visual field of the wearer, a row of air inlets are formed in the inner side wall of the hood along the length direction of the inner side wall, the air outlet direction of the air inlets is tangent to the inner side wall of the hood, and then after an air supply system is communicated with the air inlets through a first air pipe, the air inlets flow along the direction tangent to the inner side wall of the hood, so that annular air flow is formed on the inner side wall of the hood, and the condensation of the water vapor is prevented; meanwhile, the one-way exhaust valve is arranged at the top of the hood, waste gas with high temperature rises and is directly exhausted out of the hood through the one-way exhaust valve, and therefore condensation of water vapor caused by untimely exhausting of excessive waste gas is avoided.
In a further technical scheme, the protective clothing main part with the junction of protection trousers extends to the inner space and is equipped with has elastic annular waist separate layer that is, the shrink mouth of waist separate layer and the laminating of wearing personnel's waist, air supply system pass through the second tuber pipe with protection trousers inner space intercommunication, be located protection trousers's crotch department is equipped with one-way discharge valve.
A waist separation layer extends along the inner space of the joint of the protective clothing main body and the protective trousers, and the contraction port of the waist separation layer is attached to the waist of a wearer to play a role in separating the protective clothing main body from the protective trousers, so that the phenomenon that the moisture in the inner space of the protective clothing main body is too heavy due to the rising of hot air formed after sweat below the waist of the wearer evaporates and the wearing experience is influenced is prevented; the one-way exhaust valve is arranged at the crotch part of the protective trousers to exhaust the hot air in the protective trousers in time and exhaust the redundant heat.
In a further technical scheme, the air supply system is communicated with the inner space of the protective clothing main body through a third air pipe, and the communication position of the third air pipe and the inner space of the protective clothing main body is positioned at the waist part of the protective clothing main body; the air supply system is communicated with the inner space of the sleeves through a fourth air pipe, and the communication position of the fourth air pipe and the sleeves is positioned at the forearm part of the sleeves; one-way exhaust valves are arranged at the two armpits of the protective clothing main body.
One-way exhaust valves are arranged at two armpits of the protective clothing main body, meanwhile, an air supply system is communicated with the protective clothing main body and the inner space of the sleeves through a third air pipe and a fourth air pipe respectively, and the joints of the third air pipe and the fourth air pipe are far away from the one-way exhaust valves, so that heat in the sleeves and the protective clothing main body can be exhausted as soon as possible, and discomfort of a wearer due to overhigh temperature is prevented.
In a further technical scheme, the airtight zipper is of a layered structure, the airtight zipper sequentially comprises an adhesive tape sealing layer and a zipper layer from the inside to the outside of the protective suit, the zipper layer is provided with a first zipper rack, a second zipper rack and a zipper head for opening and closing the first zipper rack and the second zipper rack, a convex strip is arranged on one side, located on the first zipper rack, of the adhesive tape sealing layer, a concave strip is arranged on one side, located on the second zipper rack, of the adhesive tape sealing layer, and a clamping structure for joggling or separating the convex strip and the concave strip is arranged on the zipper head located on the sealing strip layer.
Airtight zip fastener has increased the one deck adhesive tape sealing layer in traditional zip fastener structure, the adhesive tape sealing layer including mutual joggle sand grip and the concave strip of closing, and be used for with the sand grip with the concave strip joggle closes or the clamping structure who separates, further improves airtight zip fastener's seal, strengthens protective effect of protective clothing.
The utility model has the advantages that:
1. the protective suit is characterized in that an annular neck protector which contracts inwards is arranged at the joint of the hood and the protective suit main body, the protective suit main body and the hood are partitioned by the annular neck protector, and an annular contraction opening contracts and fits the neck of a wearer, so that the body sweat of the wearer is effectively prevented from condensing upwards in the hood after being evaporated, and the function of preventing the condensation of water mist in the hood is achieved; when a wearer breathes, the exhaled water vapor is easy to directly condense on the hood to influence the visual field of the wearer, a row of air inlets are formed in the inner side wall of the hood along the length direction of the inner side wall, the air outlet direction of the air inlets is tangent to the inner side wall of the hood, and then after an air supply system is communicated with the air inlets through a first air pipe, the air inlets flow along the direction tangent to the inner side wall of the hood, so that annular air flow is formed on the inner side wall of the hood, and the condensation of the water vapor is prevented; meanwhile, a one-way exhaust valve is arranged at the top of the hood, and waste gas with high temperature rises and is directly exhausted out of the hood through the one-way exhaust valve, so that water vapor condensation caused by untimely exhausting of excessive waste gas is avoided;
2. a waist separation layer extends along the inner space of the joint of the protective clothing main body and the protective trousers, and the contraction port of the waist separation layer is attached to the waist of a wearer to play a role in separating the protective clothing main body from the protective trousers, so that the phenomenon that the moisture in the inner space of the protective clothing main body is too heavy due to the rising of hot air formed after sweat below the waist of the wearer evaporates and the wearing experience is influenced is prevented; the one-way exhaust valve is arranged at the crotch part of the protective trousers, so that hot air in the protective trousers can be exhausted in time, and redundant heat can be exhausted;
3. one-way exhaust valves are arranged at the two armpits of the protective clothing main body, meanwhile, an air supply system is respectively communicated with the protective clothing main body and the inner spaces of the sleeves through a third air pipe and a fourth air pipe, and the joints of the third air pipe and the fourth air pipe are far away from the one-way exhaust valves, so that heat in the sleeves and the protective clothing main body can be exhausted as soon as possible, and discomfort of a wearer due to overhigh temperature is prevented;
4. airtight zip fastener has increased the one deck adhesive tape sealing layer in traditional zip fastener structure, the adhesive tape sealing layer including mutual joggle sand grip and the concave strip, and be used for with the sand grip with the concave strip joggle closes or the clamping structure who separates, further improves airtight zip fastener's seal, strengthens protective effect of protective clothing.
Drawings
Fig. 1 is a schematic front structural view of the protective clothing according to the embodiment of the present invention;
FIG. 2 is a schematic plan view of the airtight zipper according to the embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of the airtight zipper according to the embodiment of the present invention;
fig. 4 is a schematic back structure view of the protective clothing according to the embodiment of the present invention;
figure 5 is a schematic view of the structure of a circumferential neck guard and lumbar separation layer of a protective garment according to the present novel embodiment.
Description of reference numerals:
10. a protective garment body; 11. an airtight zipper; 1111. a convex strip; 1112. concave strips; 1113. a clamping structure; 1121. a first chain rack; 1122. a second chain rack; 1123. pulling the lock head; 12. an air supply system; 121. A first air duct; 122. a second air duct; 123. a third air duct; 124. a fourth air duct; 20. a head cover; 21. Annular neck guard; 22. an air inlet; 30. protective pants; 31. a waist separation layer; 40. sleeves; 50. a one-way exhaust valve.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b):
as shown in fig. 1-5, a positive pressure protective garment comprises a protective garment main body 10, a head cover 20, protective trousers 30, sleeves 40, an airtight zipper 11 and an air supply system 12; the head cover 20, the protective trousers 30 and the sleeves 40 are respectively connected with the protective clothing main body 10 into a whole; the back of the protective clothing main body 10 is provided with an air supply system 12, and the protective clothing main body 10 is also provided with an airtight zipper 11; an elastic annular neck protector 21 which contracts inwards is arranged at the joint of the head cover 20 and the protective suit main body 10, and the contraction opening of the annular neck protector 21 is attached to the neck of a wearer; made by waterproof airtight transparent material hood 20 is the cylinder type, be equipped with a row of air intake 22 along its length direction on the hood 20 inside wall, the air-out direction of air intake 22 with the inside wall of hood 20 is tangent, air supply system 12 through first tuber pipe 121 with air intake 22 intercommunication, the top of hood 20 still is equipped with one-way discharge valve 50.
The working principle of the technical scheme is as follows:
the connecting part of the hood 20 and the protective suit main body 10 is provided with the annular neck protector 21 which contracts inwards, the inner space of the protective suit main body 10 and the hood 20 is partitioned by the annular neck protector 21, and the annular contraction port is contracted and attached to the neck of a wearer, so that the sweat on the body of the wearer is effectively prevented from being upwards condensed in the hood 20 after being evaporated, and the function of preventing the condensation of water mist in the hood 20 is achieved; when a wearer breathes, the exhaled water vapor is easily and directly condensed on the head cover 20 to affect the visual field of the wearer, a row of air inlets 22 are formed in the inner side wall of the head cover 20 along the length direction of the inner side wall, the air outlet direction of the air inlets 22 is tangent to the inner side wall of the head cover 20, and then after the air supply system 12 is communicated with the air inlets 22 through the first air pipe 121, the inlet air flows along the direction tangent to the inner side wall of the head cover 20, so that annular air flow is formed on the inner side wall of the head cover 20 to prevent the water vapor from being condensed; meanwhile, the one-way exhaust valve 50 is arranged at the top of the hood 20, and waste gas with high temperature rises and is directly exhausted out of the hood 20 through the one-way exhaust valve 50, so that water vapor condensation caused by untimely exhausting of excessive waste gas is avoided.
In another embodiment, the joint between the protective suit body 10 and the protective trousers 30 is provided with an elastic annular waist separating layer 31 extending into the inner space, the contraction opening of the waist separating layer 31 is fitted to the waist of the wearer, the air supply system 12 is communicated with the inner space of the protective trousers 30 through a second air duct 122, and the one-way exhaust valve 50 is arranged at the crotch of the protective trousers 30.
A waist separation layer 31 extends along the inner space of the joint of the protective suit main body 10 and the protective trousers 30, the contraction opening of the waist separation layer 31 is attached to the waist of a wearer to play a role in separating the protective suit main body 10 from the protective trousers 30, and the phenomenon that the moisture in the inner space of the protective suit main body 10 is too heavy due to the rising of hot air formed after sweat below the waist of the wearer evaporates is prevented from affecting the wearing experience; the one-way exhaust valve 50 is arranged at the crotch part of the protective trousers 30 to exhaust the hot air in the protective trousers 30 in time and exhaust the redundant heat.
In another embodiment, the air supply system 12 is communicated with the internal space of the main body 10 of the protective suit through a third air duct 123, and the communication between the third air duct 123 and the internal space of the main body 10 of the protective suit is located at the waist of the main body 10 of the protective suit; the air supply system 12 is communicated with the inner space of the sleeves 40 through a fourth air pipe 124, and the communication position of the fourth air pipe 124 and the sleeves 40 is positioned at the lower arm part of the sleeves 40; one-way exhaust valves 50 are arranged at the two armpits of the protective clothing main body 10.
One-way exhaust valves 50 are arranged at two armpits of the protective clothing main body 10, meanwhile, the air supply system 12 is communicated with the protective clothing main body 10 and the inner spaces of the sleeves 40 through the third air pipe 123 and the fourth air pipe 124 respectively, and the joints of the third air pipe 123 and the fourth air pipe 124 are far away from the one-way exhaust valves 50, so that heat in the sleeves 40 and the protective clothing main body 10 can be exhausted as soon as possible, and discomfort of a wearer due to overhigh temperature is prevented.
In another embodiment, the airtight zipper 11 is a laminated structure, the airtight zipper 11 comprises a rubber strip sealing layer and a zipper layer in sequence from the inside to the outside of the protective clothing, the zipper layer comprises a first zipper tooth strip 1121, a second zipper tooth strip 1122 and a zipper head 1123 for opening and closing the first zipper tooth strip 1121 and the second zipper tooth strip 1122, the rubber strip sealing layer is provided with a convex strip 1111 at the side of the first zipper tooth strip 1121, the rubber strip sealing layer is provided with a concave strip 1112 at the side of the second zipper tooth strip 1122, and the zipper head 1123 is provided with a clamping structure 1113 for joggling or separating the convex strip 1111 and the concave strip 1112 at the position of the sealing strip layer.
The airtight zipper 11 has increased the one deck adhesive tape sealing layer on traditional zip fastener structure, and the adhesive tape sealing layer includes the sand grip 1111 and the concave strip 1112 that mutually tenon closed, and be used for with sand grip 1111 with concave strip 1112 tenon closes or the centre gripping structure 1113 that separates, further improves airtight zip fastener 11's leakproofness, strengthens the protective effect of protective clothing.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (4)
1. A positive pressure protective suit comprises a protective suit body, a head cover, protective trousers, sleeves, an airtight zipper and an air supply system; the hood, the protective trousers and the sleeves are respectively connected with the protective clothing main body into a whole; the back of the protective clothing main body is provided with an air supply system, and the protective clothing main body is also provided with an airtight zipper; the protective clothing is characterized in that an elastic annular neck protector which can contract towards the inner space is arranged at the joint of the head cover and the protective clothing main body, and the contraction opening of the annular neck protector is attached to the neck of a wearer; made by waterproof airtight transparent material the hood is the cylinder type, be equipped with an air intake along its length direction on the hood inside wall, the air-out direction of air intake with the inside wall of hood is tangent, air supply system through first tuber pipe with the air intake intercommunication, the top of hood still is equipped with one-way discharge valve.
2. The positive pressure protective clothing according to claim 1, wherein a flexible annular waist separation layer extends from the joint of the protective clothing main body and the protective trousers to the inner space, the contraction port of the waist separation layer is attached to the waist of the wearer, the air supply system is communicated with the inner space of the protective trousers through a second air pipe, and a one-way exhaust valve is arranged at the crotch of the protective trousers.
3. The protective garment according to claim 2, wherein the air supply system is communicated with the interior space of the protective garment body through a third air duct, and the communication between the third air duct and the interior space of the protective garment body is positioned at the waist part of the protective garment body; the air supply system is communicated with the inner space of the sleeves through a fourth air pipe, and the communication position of the fourth air pipe and the sleeves is positioned at the forearm part of the sleeves; one-way exhaust valves are arranged at the two armpits of the protective clothing main body.
4. The positive pressure protective clothing according to claim 3, wherein the airtight zipper is a laminated structure, the airtight zipper comprises an adhesive tape sealing layer and a zipper layer in sequence from the inside to the outside of the protective clothing, the zipper layer comprises a first zipper rack, a second zipper rack and a zipper head for opening and closing the first zipper rack and the second zipper rack, a convex strip is arranged on one side of the adhesive tape sealing layer, which is located on one side of the first zipper rack, a concave strip is arranged on one side of the adhesive tape sealing layer, and a clamping structure for joggling or separating the convex strip and the concave strip is arranged on the zipper head, which is located on the adhesive tape sealing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020554104.8U CN212280056U (en) | 2020-04-14 | 2020-04-14 | Positive pressure protective clothing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020554104.8U CN212280056U (en) | 2020-04-14 | 2020-04-14 | Positive pressure protective clothing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212280056U true CN212280056U (en) | 2021-01-05 |
Family
ID=73974897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020554104.8U Expired - Fee Related CN212280056U (en) | 2020-04-14 | 2020-04-14 | Positive pressure protective clothing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212280056U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113160517A (en) * | 2021-02-09 | 2021-07-23 | 北京机械设备研究所 | Positive pressure protection system alarm method, device, medium and electronic equipment |
| CN113498890A (en) * | 2021-07-12 | 2021-10-15 | 天长市科惠医疗用品有限公司 | Sealed medical protective garment with cooling mechanism and cooling method thereof |
| CN113768228A (en) * | 2021-10-15 | 2021-12-10 | 安徽信息工程学院 | Constant temperature protective clothing |
-
2020
- 2020-04-14 CN CN202020554104.8U patent/CN212280056U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113160517A (en) * | 2021-02-09 | 2021-07-23 | 北京机械设备研究所 | Positive pressure protection system alarm method, device, medium and electronic equipment |
| CN113498890A (en) * | 2021-07-12 | 2021-10-15 | 天长市科惠医疗用品有限公司 | Sealed medical protective garment with cooling mechanism and cooling method thereof |
| CN113768228A (en) * | 2021-10-15 | 2021-12-10 | 安徽信息工程学院 | Constant temperature protective clothing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210105 |