CN200947841Y - Positive pressure head cover for preventing sand dust and bise - Google Patents
Positive pressure head cover for preventing sand dust and bise Download PDFInfo
- Publication number
- CN200947841Y CN200947841Y CN 200620035668 CN200620035668U CN200947841Y CN 200947841 Y CN200947841 Y CN 200947841Y CN 200620035668 CN200620035668 CN 200620035668 CN 200620035668 U CN200620035668 U CN 200620035668U CN 200947841 Y CN200947841 Y CN 200947841Y
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- CN
- China
- Prior art keywords
- cover
- shield
- cover seat
- braces
- rear cover
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a positive pressure hood for dust storm prevention and cold wind proof, comprising a hood body, an air filter and braces. The utility model is characterized in that the hood body is provided with a covering base at the bottom; both an air filter and an electromechanical demister are arranged on the covering base. The hood body comprises a face guard and a rear cover, wherein the face guard is in the shape of hemisphere with the posterior lateral connected to the rear cover. The rear cover is made of waterproof covering cloth, and is cemented to both the posterior laterals of the face guard and the rear cover. Or alternatively, the rear cover comprises an U-shaped movable fixture, and covering cloth at the top of the U-shaped movable fixture, wherein both ends of the U-shaped movable fixture are hinged together with the face guard to the anterior superior angles at both sides of the covering base. Braces are positioned either at anterior and posterior sides of the covering base, or at the anterior side of the covering base and the bottom end of the rear cover. By utilizing active air supplying, the utility model is comfortable to wear and vapor-free. After the employment of transparent shatterproof materials, the face guard does not decrease the visibility between the hood wearer and surroundings. Both the face guard and the rear cover are up-turn-able, easy to carry and wear, free from hair ruffle, as well as offering dust storm prevention and cold wind proof.
Description
Technical field:
The utility model relates to Protective clothes combined with cap and mask, and is particularly a kind of anti-dust every cold wind malleation head-shield.
Background technology:
In northern China, the weather of sandstorm appears through regular meeting, in order to resist sand and dust and cold wind, people except take to be branded as, the mode of glasses, mouth mask, the somebody has invented anti-dust head-shield.China Patent No. is to disclose a kind of like this Cap with covering for protecting dust in 02226992.4 the patent application.It is to make a cover body with flexible material, and the corresponding position of eyes offers peep hole on cover body again, and blow vent is offered at the corresponding position of mouth nose, and blow vent is established filter course, and cover body bottom is the shirt rim circlewise, also is provided with tightening belt.The deficiency of this head-shield is: one. feeder not initiatively, to breathe not really smooth and easyly, and whole head-shield is pressed close to head and face, and it is uncomfortable that people put on the head-shield after sensation; Two. along with people's air-breathing expiration, in head-shield, produce fog easily, thereby influence the visibility at head-shield eyes position; Three. because head-shield is pressed close to face, both make head-shield adopt transparent material to make, also be difficult to allow the paranthropus identification wear the people's of head-shield real appearance; Four. after taking off head-shield, be easy to make and distribute all over the face, influence the vivid attractive in appearance of people.
The utility model content:
The purpose of this utility model be to wear conveniently for the public provides a kind of initiatively air feed, comfortable, put on head-shield after, can not disarray the anti-dust of hair style every cold wind malleation head-shield.
The purpose of this utility model is achieved through the following technical solutions:
The utility model comprises cover body, air cleaner and braces, it is characterized in that: below cover body, be fitted with one with shirtfront and the cover seat that adapts of both shoulders around the human body neck, the cover seat is provided with air cleaner and dynamo-electric anti-smog device, cover body is made up of face shield and back cover two parts, the face shield that adopts transparent shatter-resistant material to make is semi-spherical shape, the lower side of face shield is complementary with the upper end-face edge of cover seat, position, posterior angle and the back angle hinge dress of going up that covers the seat both sides, and back side edge and back cover join; The cover of back cover for adopting waterproof cloth to make, cement on the back side edge of face shield and cover seat, or by at least 1 U-shaped travel(l)ing rest be sleeved on the U-shaped travel(l)ing rest cover that adopts waterproof cloth to make and form, with the two ends face mask of every U-shaped travel(l)ing rest together with the back angle moveable hinge dress of going up of cover seat both sides, be provided with braces the forward and backward side of cover seat or between the lower end of the place ahead of cover seat, back cover.
Described dynamo-electric anti-smog device is made up of air blast, touch switch and battery, air blast is arranged on the inboard of air cleaner, touch switch is arranged on the upper end-face edge place that cover seat and face shield are complementary, battery be arranged on the outside of cover seat or inboard all can, air blast, touch-control beginning are connected by electric wire with battery.
About described braces is provided with two, be two sections braces regulated that fasten mutually, can fasten mutually by junction button, the leading portion of 2 braces is separately positioned on the front end center line both sides of cover seat, and back segment is provided with the both sides, rear end of cover seat or the U-shaped travel(l)ing rest both sides, lower end of back cover respectively.
That described face shield adopts is transparent, breakage-proof PVC or PC composite are made.
The utility model compared with prior art has following advantage:
1. be provided with dynamo-electric anti-smog device, can be in cover body air feed initiatively, what form in the cover body is malleation, and because of being provided with the cover seat, it is mainly stressed at shoulder to wear the back, so wear comfortable;
2. because of being provided with dynamo-electric anti-smog device, initiatively air feed, ventilation can not produce fog in the cover body, do not influence the person's visibility to external world of wearing the head-shield;
3. face shield adopts transparent breakage-proof PVC or PC composite to make, the visibility height, and paranthropus can see very clearly whom the people who wears head-shield is clearly;
4. face shield and back cover all can upwards be dug, and get and wear conveniently, can not disarray hair style;
5. because of being provided with the cover seat, the shape of cover seat is round neck, and dust storm greatly can not enter in the collar more yet, both can be anti-dust, and also can be every cold wind.
Description of drawings:
Fig. 1 is a kind of scheme overall structure schematic diagram of the present utility model.
Among the figure: 1 face shield, 2 back covers, 3U shape travel(l)ing rest, 4 covers, 5 cover seats, 6 batteries, 7 braces, 8 air cleaners, 9 air blasts, 10 touch switches.
The specific embodiment:
Embodiment 1:
The utility model is made up of cover body 1,2, cover seat 5, air cleaner 8, air blast 9, touch switch 10, battery 6 and braces 7. Cover body 1,2 is made up of face shield 1 and back cover 2 two parts, that face shield 1 adopts is transparent, breakage-proof, hard PVC or PC composite are made, adapt with human body front head, be semi-spherical shape, back cover 2 is by 4 U-shaped travel(l)ing rests 3 and be sleeved on the cover 4 that adopts waterproof cloth to make on the U-shaped travel(l)ing rest 3 and form.Below cover body 1,2, be fitted with one with shirtfront and the cover seat 5 that adapts of both shoulders around the human body neck, cover seat 5 adopts duroplasts or metallic plate punching moulding, drape over one's shoulders and be worn on the human body neck both shoulders on every side, be used for supporting cover body 1,2 and open, sealing, the usefulness of isolating the external world, can prevent effectively that dust storm from entering in collar and the head-shield from the human body neck.Face shield 1 and back cover 2 moveable hinges are contained in the upper corner position, two rear flank of cover seat 5, back cover 2 is inboard that the two ends with every U-shaped travel(l)ing rest 3 is positioned at face shield 1 hinge dress angle successively together is contained in cover seat 5 both sides by the bolt moveable hinge back upper corner positions, the lower side of face shield 1 is complementary with the upper end-face edge of cover seat 5, back side edge and back cover 2 join, being connected of face shield 1 and back cover 2 can be that cover 4 with back cover 2 cements on the back side edge of face shield 1, also can adopt other modes to mount or clamp or the like, face shield 1 and back cover 2 all can be dug to the top, and convenience is with extraneous dialogue and enter indoor activity.The middle part, dead ahead of cover seat 5 is provided with air cleaner 8 and dynamo-electric anti-smog device, be filled with filtering material commonly used in the air cleaner 8, dust in can filtered air, toxic gas, bacterium etc. can be selected different filtering materials according to different purposes; Dynamo-electric anti-smog device is made up of air blast 9, touch switch 10 and battery 6, air blast 9 is arranged on the inboard of air cleaner 8, be a small-sized air blast, initiatively air feed, ventilation usefulness to cover body 1,2 in, touch switch 10 is arranged on the upper end-face edge place that cover seat 5 and face shield 1 are complementary.Like this, put on head-shield after, face shield 1 is in case 5 sealings of contact cover seat, air blast 9 is opened automatically, active air feed, ventilation; Face shield is opened, and air blast 9 quits work automatically, and is very easy to use.Battery 6 together with battery case be arranged on the outside of cover seat 5 or inboard all can, battery 6, touch switch 10 and air blast 9 usefulness electric wires are connected.About described braces 7 is provided with two, be two sections braces regulated that fasten mutually, can fasten mutually by junction button, the leading portion of braces 7 is separately positioned on the center line both sides, preceding lower end of cover seat 5, and back segment is separately positioned on the center line both sides of the lower end U-shaped travel(l)ing rest 3 of the both sides, rear end of cover seat 5 or back cover 2.After having worn head-shield, the leading portion of the braces 7 on the cover seat 5 is walked around the human body crook of the arm be connected by junction button with the back segment of braces 7 and get final product.
Embodiment 2:
Substantially the same manner as Example 1, different is: the cover 4 of back cover 2 for adopting waterproof cloth to make, directly cover 4 is cemented on the back side edge of face shield 1 and cover seat 5, and the back segment of 2 braces 7 is separately positioned on the both sides, rear end of cover seat 5, and other are with embodiment 1.
Claims (4)
- One kind anti-dust every cold wind malleation head-shield, comprise cover body (1,2), air cleaner (8) and braces (7), it is characterized in that: at cover body (1,2) below be fitted with one with shirtfront and the cover seat (5) that adapts of both shoulders around the human body neck, cover seat (5) is provided with air cleaner (8) and dynamo-electric anti-smog device, cover body (1,2) form by face shield (1) and back cover (2) two parts, adopt transparent, the face shield that breakage-proof composite is made (1) is semi-spherical shape, lower side is complementary with the upper end-face edge of cover seat (5), dress is cut with scissors with the back angle of going up of cover seat (5) both sides in the position, posterior angle, back side edge and back cover (2) join, the cover (4) of back cover (2) for adopting waterproof cloth to make, cement on the back side edge of face shield (1) and cover seat (5), or by at least 1 U-shaped travel(l)ing rest (3) be sleeved on the cover (4) that U-shaped travel(l)ing rest (3) go up to adopt waterproof cloth to make and form, two ends face mask (1) with every U-shaped travel(l)ing rest (3) is adorned with the back angle moveable hinge of going up of cover seat (5) both sides together, before cover seat (5), rear or in the place ahead of cover seat (5), be provided with braces (7) between the lower end of back cover (2).
- 2. according to claim 1 anti-dust every cold wind malleation head-shield, it is characterized in that: described dynamo-electric anti-smog device is made up of air blast (9), touch switch (10) and battery (6), air blast (9) is arranged on the inboard of air cleaner (8), touch switch (10) is arranged on the upper end-face edge place that cover seat (5) and face shield (1) are complementary, battery (6) be arranged on the outside of cover seat (5) or inboard all can, air blast (9), touch-control beginning (10) are connected by electric wire with battery (6).
- 3. according to claim 1 anti-dust every cold wind malleation head-shield, it is characterized in that: about described braces (7) is provided with 2, every braces (7) is two sections braces regulated that fasten mutually, the leading portion of 2 braces (7) is separately positioned on the front end center line both sides of cover seat (5), and back segment is provided with the both sides, rear end of cover seat (5) or lower end U-shaped travel(l)ing rest (3) both sides of back cover (2) respectively.
- 4. according to claim 1 anti-dust every cold wind malleation head-shield, it is characterized in that: described face shield (5) adopts transparent, breakage-proof PVC or PC composite to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620035668 CN200947841Y (en) | 2006-09-21 | 2006-09-21 | Positive pressure head cover for preventing sand dust and bise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620035668 CN200947841Y (en) | 2006-09-21 | 2006-09-21 | Positive pressure head cover for preventing sand dust and bise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200947841Y true CN200947841Y (en) | 2007-09-19 |
Family
ID=38890377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620035668 Expired - Fee Related CN200947841Y (en) | 2006-09-21 | 2006-09-21 | Positive pressure head cover for preventing sand dust and bise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200947841Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020168837A3 (en) * | 2019-02-21 | 2020-10-08 | 方高亮 | Hood-type air filtration respirator |
-
2006
- 2006-09-21 CN CN 200620035668 patent/CN200947841Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020168837A3 (en) * | 2019-02-21 | 2020-10-08 | 方高亮 | Hood-type air filtration respirator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070919 Termination date: 20140921 |
|
| EXPY | Termination of patent right or utility model |