CN104383649B - Positive-pressure biological protection hood - Google Patents
Positive-pressure biological protection hood Download PDFInfo
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- CN104383649B CN104383649B CN201410747499.2A CN201410747499A CN104383649B CN 104383649 B CN104383649 B CN 104383649B CN 201410747499 A CN201410747499 A CN 201410747499A CN 104383649 B CN104383649 B CN 104383649B
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- shield
- head
- positive
- supply air
- air system
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses an integrally transparent and foldable positive-pressure biological protection hood which comprises a protection hood, an integral waterproof air supply system and an air supply system backpack. A lower hem of the protection hood is provided with a protection shawl, a neck of the protection hood is provided with a neck sleeve with a ventilation expansion function, a one-way exhaust valve is arranged on the top of a head of the protection hood, and the protection hood is connected with the air supply system by an air supply hose. The air supply system is arranged in the backpack, air can be driven by power provided by a fan to be purified by an efficient filter tank and then delivered into the protection hood, and the air supply system has an integral waterproof function. Compared with a common protection face mask or mask, the positive-pressure biological protection hood has the advantages that the protection hood can be reused, the air supply system can be charged and reused, and accordingly the positive-pressure biological protection hood is high in protection capacity, good in comfort and low in service cost.
Description
Technical field
The present invention relates to biological protection instrument field, the malleation of more particularly to a kind of foldable waterproof of whole clearing is biological
Protective clothes combined with cap and mask.
Background technology
Deadly infectious disease especially can be by the communicable disease (such as SARS and Ebola) of air or contact transmission
Threat to human society exists all the time.Due to a line, treatment personnel need directly contact cause of disease, and wearing protective articles is to protection
Personal security is particularly important.Malleation Protective clothes combined with cap and mask can be provided far above common face as one kind breathing and contact protective articles
, not only with pollution environment can be isolated entirely from personnel by the protection factor of tool and head-shield, and can be empty by environment purification
Gas provides the moving air of cleaning for inside, with security and comfortableness higher.But current existing malleation protective head
Cover more heavy and decontamination inconvenience mostly, bears larger and is bothered with post processing when personnel wear.
The content of the invention
Can be strong, new it is an object of the invention to provide a kind of folding positive-pressure biological protective head-shield of all-transparent
Hair infectious disease research and medical personnel provide high-grade personal protection, while having light comfortableness and easy decontamination.
Positive-pressure biological protective head-shield of the present invention, is achieved by following technical proposals, including Protective clothes combined with cap and mask, supply air system
And supply air system knapsack；Neck set is installed in head-shield bottom connection protection tippet, head-shield internal collar position, and the air inlet that neck puts leads to
BULKHEAD UNION is crossed to be connected with air supplying hose；Neck puts and is provided with two gas outlets, connects a drainage hood on each gas outlet respectively,
Head-shield top sets an exhaust outlet, and exhaust outlet is provided with check valve, and head-shield lower front sets connector, the air-supply of supply air system
Flexible pipe is connected with connector, and supply air system is arranged in air-supply knapsack.
The supply air system is made up of upper casing and lower casing；Shown upper casing is provided with four air inlets, and four air inlets are pacified respectively
Dress filtering tank；Shown lower casing is provided with air outlet, charging inlet, switch mouth and the electricity display mouth being connected with air supplying hose；Air-supply
Blower fan, battery and control module are provided with system shell；Seal washer is provided between the upper casing and lower casing, is connected through a screw thread
Compress and seal.The sealed treatment of all of perforate of lower casing in supply air system, overall airtight and waterproof.
The supply air system knapsack is made up of knapsack and Braces hanged over tow shoulders with slide fastener, the reserved 4 filterings pod aperture of knapsack, switch
Hole and electricity show hole.The Braces hanged over tow shoulders sets length adjustment device, that is, be provided with shoulder belt movable button.
There is a drainage hood on the check valve on the crown.It is mutually solid nylon adherent buckle to be correspondingly provided with the corner of Protective clothes combined with cap and mask tippet
It is fixed.
The control module of supply air system includes that supply air system switch, charging inlet, electricity show and electricity alarm, controls mould
Block connecting fan and battery, control module are fixed on supply air system lower casing bottom.
The Protective clothes combined with cap and mask purifies ambient air outside by high efficiency filter tank, and internal positive pressure can stop ambient air outside
Unwanted particles enter head-shield, with protection factor higher.The Protective clothes combined with cap and mask can form bottom-up gas in transparent part for front sight
Curtain, with anti-fog function.The Protective clothes combined with cap and mask neck is formed the neck set of swelling by positive pressure ventilation, not only meets different neck size people
The closely sealed requirement of member, and the characteristics of with soft comfortable.Malleation can be kept in expiration, air-breathing inside the Protective clothes combined with cap and mask,
The air of head-shield internal flow can improve the thermal comfort of librarian use, and then alleviate operation intensity.The Protective clothes combined with cap and mask can
Reuse, the chargeable reuse of supply air system, with protective capacities higher, more with common protection face mask or mask compared with
Good comfortableness and lower use cost.
Brief description of the drawings
Fig. 1 is present invention entirety composition schematic diagram；
Fig. 2 is malleation Protective clothes combined with cap and mask schematic diagram of the present invention；
Fig. 3 a are supply air system upper casing schematic diagram of the present invention；
Fig. 3 b are supply air system lower casing schematic diagram of the present invention；
Fig. 4 is supply air system overall perspective view of the present invention；
Fig. 5 is supply air system of the present invention entirety top view；
Fig. 6 is supply air system knapsack schematic diagram of the present invention；
Fig. 7 is one-way exhaust valve schematic diagram of the present invention.
In figure：1- malleation Protective clothes combined with cap and mask；2- neck sets；3- tippets；4- steam hoses；5- supply air system knapsacks；6- air-supplies system
System；7- filtering tanks；8- drainage hoods；9- nylon adherent buckles；10- BULKHEAD UNIONs；11- forms；12- check valves；13- drainage hoods；14- send
Wind system lower casing；15- supply air system upper casings；16- control modules；17- charging inlets；18- electricity shows；19- is switched；20- electricity
Pond；21- blower fans；22- filtering tank air inlets；23- knapsacks；24- Braces hanged over tow shoulders；25- electricity shows and switch hole；26- Quick Release with
Adjusting means；27- slide fasteners；28- filtering tank perforates.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described further.
As shown in figure 1, being present invention entirety composition schematic diagram, including Protective clothes combined with cap and mask 1, supply air system 6 and supply air system
Knapsack 5；Neck set 2 is installed in head-shield bottom connection protection tippet 3, head-shield internal collar position, and the air inlet that neck puts is connect by threading
Head is connected with air supplying hose；Neck puts and is provided with two gas outlets, connects a drainage hood, head-shield top on each gas outlet respectively
One exhaust outlet is set, and exhaust outlet is provided with check valve, head-shield lower front sets connector, the air supplying hose 4 of supply air system with
Connector is connected, and supply air system is arranged in air-supply knapsack.
As shown in Fig. 2 malleation Protective clothes combined with cap and mask main body 1 is made up of transparent TPU materials through high frequency heat seal.The material of form 11 is
The TPU materials of thickening, with support and qualitatively function.There are the protection tippet with nylon adherent buckle 9, inflatable neck set 2 in head-shield lower end
It is made up of translucent thin TPU materials with the material of tippet 3, it is soft with skin contact and laminating degree is preferable.As shown in fig. 7, unidirectional
Valve 12 is made up of rubber, thereon the reinforcement with particular design, and internal positive pressure reaches certain value could open.The He of drainage hood 8
13 are made up of white TPU, can play a part of to protect check valve and drainage with the direct heat seal of hood material.Head-shield connects through threading
First 10 are threadedly coupled with air supplying hose 4, and BULKHEAD UNION is made up of ABS engineering plastics, can compress head-shield fabric and play sealing
Effect.Air supplying hose 4 is PVC helix tubes, and one is threadedly coupled with head-shield 1, and one directly revolves slotting connection with supply air system 6.
As shown in Fig. 3 a, 3b, 4,5,6 points of supply air system is upper casing 15 and the two parts of lower casing 14 and is fixed by threaded connection,
Upper lower casing contact portion is provided with silica gel sealing bar, can ensure airtight after compression.Upper casing is mainly by 4 air admission holes 22 and filtering
Device 7 is connected, and ensure that the pressure inside 4 air inlets is consistent by special shape design.In each air admission hole built with silicon
Glue sealing ring, filter can play sealing function after tightening 7.Blower fan 21, battery 20 and various controls are then contained in lower casing
Element processed；Fixed by baffle plate and fluid sealant with sealant sealing and fixation, battery 20 behind the insertion drainage of blower fan 21 air channel.Electricity
Show and transparent facial mask is posted on 18 holes, the side of gas outlet 23 is placed in switch 19, switch 19 integral waterproofings, and by sealing ring pressure
Tightly reach airtight；Control module 16 has gathered all of circuit and comprising low battery warning function, is connected through a screw thread and is fixed on
Lower casing bottom；Charging inlet 17 is placed in supply air system side, charging inlet waterproof in itself, and inside carries out treatment and reaches by fluid sealant
To airtight.Supply air system gas outlet 23 is connected with air supplying hose 4 through Xuan Cha mechanisms, and gas outlet inwall is provided with rotation and inserts track, air-supply
Flexible pipe is rotated after inserting can auto lock.
As shown in fig. 6, supply air system knapsack 5 is made up of knapsack 23 and Braces hanged over tow shoulders 24.Knapsack 23 is stitched by spill resistant fabric
Conjunction is made, and one end is provided with slide fastener 27, and slide fastener is pulled open can be put into supply air system 6.Knapsack front is provided with four holes 28 for inserting
Filter tank 7, side is provided with air supplying hose patchhole 29 and electricity shows and switch hole 25.Pass through between Braces hanged over tow shoulders 24 and knapsack 23
Suture connection, which is provided with the shoulder belt movable button 26 that can be patched, and can adjust brace length.Supply air system knapsack integrally can be through height
Pressure sterilization is simultaneously reused.
When using, personnel should first put on outer protective clothes, Protective Boots and protective gloves in safety zone.By supply air system 6
Load knapsack 23, connect air supplying hose 4 and screw, the other end is connected with the BULKHEAD UNION 10 of head-shield.Supply air system 6 is opened to check
Electricity 18 is remaining, the operational situation of blower fan 21 and inflatable neck set 2 heave form, it is ensured that head-shield 1 and adjustment position can be taken after normal,
Then back knapsack 23 and the length of brace 24 is adjusted.When electricity is less than setting value, supply air system can send alarm, and prompting is used
Personnel leave operating area in time.Return to after safety zone, malleation head-shield will integrally first pass through chemical spray sterilization, Ran Houcai
Head-shield can be removed and supply air system is closed, it is equal by the head-shield 1 of sterilization, air supplying hose 4, supply air system 6, supply air system knapsack 5
It is reusable.
Claims (7)
1. a kind of positive-pressure biological protective head-shield, it is characterised in that including Protective clothes combined with cap and mask (1), supply air system (6) and supply air system
Knapsack (5)；Neck set (2) is installed in head-shield bottom connection protection tippet (3), head-shield internal collar position, and the air inlet that neck puts passes through
BULKHEAD UNION is connected with air supplying hose；Neck puts and is provided with two gas outlets, connects a drainage hood, head on each gas outlet respectively
Cover top sets an exhaust outlet, and exhaust outlet is provided with check valve, and head-shield lower front sets connector, and the air-supply of supply air system is soft
Pipe (4) is connected with connector, and supply air system is arranged in air-supply knapsack.
2. positive-pressure biological protective head-shield as claimed in claim 1, it is characterised in that the supply air system (6) by upper casing and under
Shell is constituted；Shown upper casing is provided with four air inlets, and four air inlets are respectively mounted filtering tank (7)；Shown lower casing is provided with and air-supply
Air outlet, charging inlet, switch mouth and electricity display mouth that flexible pipe (4) is connected；Be provided with supply air system shell blower fan, battery and
Control module；Seal washer is provided between the upper casing and lower casing.
3. positive-pressure biological protective head-shield as claimed in claim 1, it is characterised in that the supply air system knapsack is by with slide fastener
Knapsack and Braces hanged over tow shoulders are constituted, the reserved 4 filterings pod aperture of knapsack, switch hole and electricity show hole.
4. positive-pressure biological protective head-shield as claimed in claim 3, it is characterised in that the Braces hanged over tow shoulders sets length adjustment dress
Put.
5. positive-pressure biological protective head-shield as claimed in claim 1, it is characterised in that have a drainage on the check valve on the crown
Cover.
6. positive-pressure biological protective head-shield as claimed in claim 1, it is characterised in that correspondence sets on the corner of Protective clothes combined with cap and mask tippet
There is nylon adherent buckle to interfix.
7. positive-pressure biological protective head-shield as claimed in claim 1, it is characterised in that the control module of supply air system includes air-supply
System switching, charging inlet, electricity show and electricity alarm, control module connecting fan and battery that control module is fixed on to be sent
Wind system lower casing bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410747499.2A CN104383649B (en) | 2014-12-09 | 2014-12-09 | Positive-pressure biological protection hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410747499.2A CN104383649B (en) | 2014-12-09 | 2014-12-09 | Positive-pressure biological protection hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104383649A CN104383649A (en) | 2015-03-04 |
| CN104383649B true CN104383649B (en) | 2017-05-17 |
Family
ID=52601661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410747499.2A Active CN104383649B (en) | 2014-12-09 | 2014-12-09 | Positive-pressure biological protection hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104383649B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106267608B (en) * | 2016-10-14 | 2022-04-19 | 梁奕冰 | Pressure distributing type air purification wearing equipment |
| WO2020168837A2 (en) * | 2019-02-21 | 2020-08-27 | 方高亮 | Hood-type air filtration respirator |
| CN111195402A (en) * | 2020-02-26 | 2020-05-26 | 苏州理想眼科医院有限公司 | Positive pressure elastic protective hood |
| CN111167033B (en) * | 2020-02-28 | 2023-11-03 | 苏州理想眼科医院有限公司 | Positive pressure protective hood |
| CN111265796A (en) * | 2020-03-27 | 2020-06-12 | 常熟市翔鹰特纤有限公司 | Integral type malleation protector |
| CN111420316A (en) * | 2020-04-01 | 2020-07-17 | 北京航天新风机械设备有限责任公司 | Intelligent micro-positive pressure protective hood |
| CN111317930A (en) * | 2020-04-17 | 2020-06-23 | 北京市汇龙新技术有限公司 | Neck fixing type medical protection hood free of washing and disinfecting |
| CN112642067A (en) * | 2020-12-12 | 2021-04-13 | 无锡联盾特种防护有限公司 | Protective hood |
| CN112827086A (en) * | 2021-01-18 | 2021-05-25 | 天津大学合肥创新发展研究院 | Positive pressure protective hood integrating voice communication module function |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2933465Y (en) * | 2006-04-21 | 2007-08-15 | 张克东 | Positive pressure type breath dustproof and protective device |
| CN201182218Y (en) * | 2008-10-08 | 2009-01-21 | 中国人民解放军总装备部后勤部防疫大队 | Light protection harness for special fuel |
| CN201469929U (en) * | 2008-10-07 | 2010-05-19 | 周会 | Novel dust-proof positive pressure seal helmet |
| CN204307236U (en) * | 2014-12-09 | 2015-05-06 | 中国人民解放军军事医学科学院卫生装备研究所 | Positive-pressure biological protective head-shield |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040182394A1 (en) * | 2003-03-21 | 2004-09-23 | Alvey Jeffrey Arthur | Powered air purifying respirator system and self contained breathing apparatus |
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2014
- 2014-12-09 CN CN201410747499.2A patent/CN104383649B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2933465Y (en) * | 2006-04-21 | 2007-08-15 | 张克东 | Positive pressure type breath dustproof and protective device |
| CN201469929U (en) * | 2008-10-07 | 2010-05-19 | 周会 | Novel dust-proof positive pressure seal helmet |
| CN201182218Y (en) * | 2008-10-08 | 2009-01-21 | 中国人民解放军总装备部后勤部防疫大队 | Light protection harness for special fuel |
| CN204307236U (en) * | 2014-12-09 | 2015-05-06 | 中国人民解放军军事医学科学院卫生装备研究所 | Positive-pressure biological protective head-shield |
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| Publication number | Publication date |
|---|---|
| CN104383649A (en) | 2015-03-04 |
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