CN209713369U - A kind of protective face mask - Google Patents
A kind of protective face mask Download PDFInfo
- Publication number
- CN209713369U CN209713369U CN201821655456.1U CN201821655456U CN209713369U CN 209713369 U CN209713369 U CN 209713369U CN 201821655456 U CN201821655456 U CN 201821655456U CN 209713369 U CN209713369 U CN 209713369U
- Authority
- CN
- China
- Prior art keywords
- light
- component
- control component
- face mask
- micro
- Prior art date
- 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.)
- Active
Links
Abstract
The utility model relates to a kind of protective face mask, the mask body including arc, safety cap limiting slot, hanger, light sensor, light micro-control component, goggles component, arc light and environment light recycle component, charge and discharge electrical component.Protective face mask provided by the utility model has the advantages that the backward light micro-control component of light sensor environment-identification light issues signal, light micro-control component judges whether current light light and shade intensity meets or exceeds setting value, when environment light is weaker, light micro-control component judges that it is not up to setting value, therefore does not make any movement；When environment light is stronger, light micro-control component judges that it meets or exceeds setting value, therefore issues shielding signals to goggles component immediately, after LCD liquid crystal shading component receives signal, shading status is immediately become, to block strong light, the light for only leaving suitable eye-observation operation passes through.
Description
Technical field
The utility model relates to safety guard field more particularly to a kind of protective face masks.
Background technique
Change under violent operating environment in bright and dark light, operating personnel usually needs using protective face mask to face and eye
Eyeball is protected.By taking weld job as an example: operating personnel is carrying out workpiece before counterpart, levelling capturing etc. weld in flow chart,
Mask need to be taken, after having welding condition, cover face and eyes, subsequent striking welding with mask.This process action is numerous
It is trivial, and a hand is needed to hold mask, greatly reduce working efficiency.Meanwhile due to Conventional masks goggles light transmission when striking
Rate is extremely low, and leading to striking movement is " blind operation ", accompanying problem is that: to-be-welded region may be deviateed when striking, caused
The electric arc of striking destroys workpiece surface.
Utility model content
The purpose of this utility model is that in place of solving the above deficiencies in the existing technologies.
To achieve the above object, the utility model provides a kind of protective face mask, the mask body including arc and is mounted on
Other assemblies on mask body, mask body include at least 3 predetermined regions of mutual exclusion, it is pre- to be followed successively by first from top to bottom
Determine region, the second presumptive area, third region, other assemblies include at least:
Safety cap limiting slot is located at the first presumptive area, the limit for safety cap.
2 hangers, hanger pass through the both ends for being hinged the top edge for being separately mounted to mask body, are used for protective face mask
It is fixed on safety cap.
2 light sensors, are embedded in third presumptive area, return for incuding environment light intensity, and by optical signal
To light micro-control component.
Light micro-control component is mounted on 1 hanger, and light micro-control component is used for according to the light letter from light sensor
Number, it is determined whether the electric signal of adjustment shading degree is sent to goggles component.
Goggles component, the second presumptive area being embedded on mask body, goggles component successively include from outside to inside
White glass, filter glass, LCD liquid crystal shading layer, LCD liquid crystal shading layer are used for according to electric signal, adjustment adjustment shading degree；Line
Cable, for connecting light sensor, light micro-control component and goggles component.
Preferably, 2 hangers are divided into the first hanger and the second hanger, and the first hanger is the extension for being equipped with light micro-control component
Frame further includes the 4th presumptive area below third presumptive area on mask body, and protective face mask further includes arc light and ring
Border light recycling component and charge and discharge electrical component, charge and discharge electrical component are mounted on the second hanger, and arc light and environment light recycling component are embedded
In the 4th presumptive area, arc light and environment light recycling component pass through cable connection charge and discharge electrical component.
Preferably, LCD liquid crystal shading layer includes at least 2 layers of liquid crystal shading plate, and every layer of liquid crystal shading plate includes 2 layers and be covered with partially
The glass substrate of vibration piece, and the liquid crystal layer being covered between the glass substrate of polarizing film positioned at 2 layers.
Preferably, arc light and environment light recycling component include at least one piece of photovoltaic panel.
Preferably, light micro-control component is used for according to the optical signal from light sensor, it is determined whether to goggles set
Part sends the electric signal of adjustment shading degree, and specifically include: light micro-control component judges whether optical signal is more than or equal to and sets
Definite value meets or exceeds setting value in response to optical signal, and light micro-control component issues adjustment shading degree to goggles component
Electric signal makes goggles component become shading status.
Preferably, protective face mask further includes fastening screw, for device to be fastened on safety cap.
Preferably, it is additionally provided with obscurity adjusting knob on light micro-control component, is hidden for manually adjusting goggles component
Light path degree.
Preferably, power switch is additionally provided on light micro-control component.
Protective face mask provided by the utility model has the advantages that the backward light of light sensor environment-identification light
Micro-control component issues signal, and light micro-control component judges whether current light light and shade intensity meets or exceeds setting value, works as environment
When light is weaker, light micro-control component judges that it is not up to setting value, therefore does not make any movement；When environment light is stronger, light is micro-
Control component judges that it meets or exceeds setting value, therefore issues shielding signals to goggles component immediately, and LCD liquid crystal shading component connects
After receiving signal, shading status is immediately become, to hide Duan Qiangguang, the light for only leaving suitable eye-observation operation passes through.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of protective face mask provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of the protective face mask at another visual angle provided by the embodiment of the utility model；
Fig. 3 is the contraction schematic diagram of the hanger on a kind of protective face mask provided by the embodiment of the utility model；
Fig. 4 is the opening schematic diagram of the hanger on a kind of protective face mask provided by the embodiment of the utility model；
Fig. 5 is a kind of structural schematic diagram of goggles component provided by the embodiment of the utility model；
Fig. 6 is a kind of structural schematic diagram of liquid crystal shading plate provided by the embodiment of the utility model；
Fig. 7 is the working circuit diagram that a kind of environment light provided by the embodiment of the utility model recycles component；
Fig. 8 is the schematic diagram that a kind of safety cap provided by the embodiment of the utility model is caught in safety cap limiting slot；
Fig. 9 is the schematic diagram that a kind of hanger provided by the embodiment of the utility model encircles safety cap；
Figure 10 is a kind of schematic diagram by the fixed safety cap of fastening bolt provided by the embodiment of the utility model；
Figure 11 is a kind of combination diagram of protective face mask and safety cap provided by the embodiment of the utility model.
Specific embodiment
With reference to the accompanying drawings and examples, the technical solution of the utility model is described in further detail.
Such as Fig. 1-11, the utility model provides a kind of protective face mask, the mask body 1 including arc and is mounted on mask master
Other assemblies on body, mask body include at least 3 predetermined regions of mutual exclusion, are followed successively by the first fate from top to bottom
Domain, the second presumptive area, third region are provided with safety cap limiting slot 2 on mask body 1, are located at the first presumptive area, are used for
The limit of safety cap, to adapt to the safety cap of different type, size.
Mask body 1 is the main structure of protective device, and is used as the carrier of installation other assemblies.Pass through mask and hanger
The rational design of structure realizes removable unloading functions, to adapt to the different size of safety cap of variety classes, reduce use at
This.
Protective face mask further include: 2 hangers, 9,2 light sensors 4, light micro-control component 7, goggles component 3, cable
8。
Such as Fig. 3 and Fig. 4, hanger 9, can be around hinge by being hinged the both ends of the top edge that 13 are separately mounted to mask body
It connects 13 to be rotated, for protective face mask to be fixed on safety cap, by the rational design of hanger 9 and face mask structure, realize
Removable unloading functions to adapt to the different size of safety cap of variety classes reduce use cost.
Light sensor 4 is embedded in third presumptive area, the i.e. lower section of light micro-control component 7, and light sensor 4 is for feeling
It is strong and weak to answer ambient light, and optical signal is back to light micro-control component 7.
Light micro-control component 7 is mounted on hanger 9, and light micro-control component 7 is used for according to the light letter from light sensor 4
Number, it is determined whether the electric signal of adjustment shading degree is sent to goggles component 3.
Goggles component 3 is embedded in the second presumptive area on mask body 1, i.e., the lower section of full cap limiting slot 2, goggles
Component 3 successively includes white glass 14, filter glass 15, LCD liquid crystal shading layer and conducting wire 18 from outside to inside, wherein LCD liquid crystal hides
Photosphere is used for according to electric signal, adjustment adjustment shading degree.LCD liquid crystal shading layer is when light intensity is not up to setting value
Light state, when ambient light intensity meets or exceeds setting value, LCD liquid crystal shading layer is dimmed, covers most of light, only leaves
Light necessary to a small amount of operation passes through.
Cable 8 is used for electric energy and signal transmission between light sensor 4, light micro-control component 7 and goggles component 3.
In one example, protective face mask further includes arc light and environment light recycling component 5 and charge and discharge electrical component 6, charge and discharge
Component 6 is mounted on hanger, and herein, light micro-control component 7 and charge and discharge electrical component 6 are mounted on different hangers, arc light and
5 are located at 4 lower section of light sensor in environment light recycling component, and arc light and environment light recycling component 5 pass through the connection charge and discharge of cable 8
Component 6.
In one example, protective face mask provided by the utility model is by joined low profile photovoltaic plate, make it possible to by
Arc light when weld job is changed into electric energy by low profile photovoltaic plate, and electric energy is transmitted to charge and discharge electrical component by line related
6, electric energy is stored or used, operating circuit is as shown in Figure 7, wherein Rg is photo resistance, and R1 is biasing resistor 1, C
For delay capacitor, R2 is biasing resistor 2, and VT1 is triode, and VT2 is triode, and R is variable resistance, and K is circuit switch, and Q is
Diode.
White glass 14, filter glass 15, LCD liquid crystal shading layer constitute goggles set by the way that bonding is seamless applying together
Part 3, and be embedded on mask body 1 and light sensor 4, light micro-control component 7 are applied in combination, have adaptation function, it should
Function is mainly shown as: goggles component 3 can carry out adaptive change according to the strong and weak of environment light, so that passing through goggles set
The light of part 3 is the light of suitable human eye viewing.
Its working principle is that: 7 sending signals of the backward light micro-control group of 4 environment-identification light of light sensor, light micro-control
Component 7 judges whether current light light and shade intensity meets or exceeds setting value, when environment light is weaker, the judgement of light micro-control component
It is not up to setting value, therefore does not make any movement；When environment light is stronger, such as when welding striking or weld job, light is micro-
Control component 7 judges that it meets or exceeds setting value, therefore issues shielding signals, LCD liquid crystal shading layer 16 to goggles component 7 immediately
After receiving signal, shading status is immediately become, to hide Duan Qiangguang, the light for only leaving suitable eye-observation operation passes through.
The schematic diagram of LCD liquid crystal shading layer is as shown in fig. 6, include 2 layers of liquid crystal shading plate 16, every layer of liquid crystal shading plate includes 2
Layer is covered with the glass substrate 19 of polarizing film, and the liquid crystal layer 20 between the glass substrate 19 of polarizing film is covered with positioned at 2 layers, and
Conductive glue frame 21.In Fig. 6, the number of plies of the liquid crystal shading plate 16 in LCD liquid crystal shading layer is 2 layers and only illustrates, number of plies model
It encloses for layer 2-4.
In one example, protective face mask further includes fastening screw 10, for protective face mask to be fastened on safety cap.
In one example, it is additionally provided with obscurity adjusting knob 11 on light micro-control component, for manually adjusting eye protection
The shading degree of mirror assembly 3.
In one example, power switch 12 is additionally provided on light micro-control component.
Specific implementation.As shown in figure 8, helmet brim to be caught in the safety cap limiting slot 2 of protective face mask, adjusts hanger and embrace
Firmly safety cap, such as Fig. 9 then tighten the fastening screw 10 such as Figure 10, and device installs at this time, the protective face mask after installing
As shown in figure 11.
Above specific embodiment has carried out further the purpose of this utility model, technical scheme and beneficial effects
It is described in detail, it should be understood that the above is only the specific embodiments of the utility model, is not used to limit originally practical
Novel protection scope, within the spirit and principle of the utility model, any modification, equivalent substitution, improvement and etc. done,
It should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of protective face mask, which is characterized in that be mounted on safety cap, the mask body including arc and be mounted on the face
Other assemblies in cover main body, the mask body include at least 3 predetermined regions of mutual exclusion, are followed successively by first from top to bottom
Presumptive area, the second presumptive area, third region, the other assemblies include at least:
Safety cap limiting slot is located at first presumptive area, the limit for safety cap；
2 hangers, the hanger pass through the both ends for being hinged the top edge for being separately mounted to the mask body, and being used for will be described
Protective face mask is fixed on the safety cap；
2 light sensors, are embedded in third presumptive area, are back to light for incuding environment light intensity, and by optical signal
Line micro-control component；
Light micro-control component is mounted on 1 hanger, and the light micro-control component is used for according to the light letter from light sensor
Number, it is determined whether the electric signal of adjustment shading degree is sent to goggles component；
Goggles component, the second presumptive area being embedded on the mask body, the goggles component is from outside to inside successively
Including white glass, filter glass, LCD liquid crystal shading layer, the LCD liquid crystal shading layer is used for according to electric signal, and adjustment adjustment hides
Light path degree；
Cable, for connecting the light sensor, the light micro-control component and the goggles component.
2. protective face mask according to claim 1, which is characterized in that 2 hangers are divided into the first hanger and the second hanger, institute
Stating the first hanger is the hanger for being equipped with the light micro-control component, further includes being located at third presumptive area on the mask body
4th presumptive area of lower section, the protective face mask further includes arc light and environment light recycles component and charge and discharge electrical component, described to fill
Discharge assembly is mounted on the second hanger, and the arc light and environment light recycling component are embedded in the 4th presumptive area, described
Arc light and environment light recycle component and connect the charge and discharge electrical component by cable.
3. protective face mask according to claim 1, which is characterized in that the LCD liquid crystal shading layer includes at least 2 layers of liquid crystal
Barn door, every layer of liquid crystal shading plate include 2 layers of glass substrate for being covered with polarizing film, and the glass of polarizing film is covered with positioned at 2 layers
Liquid crystal layer between substrate.
4. protective face mask according to claim 2, which is characterized in that the arc light and environment light recycling component are including at least
One piece of photovoltaic panel.
5. protective face mask according to claim 1, which is characterized in that the light micro-control component is used for according to from light
The optical signal of sensor, it is determined whether the electric signal that adjustment shading degree is sent to goggles component specifically includes: the light
Micro-control component judges whether the optical signal is more than or equal to setting value,
Setting value is met or exceeded in response to the optical signal, the light micro-control component is issued to the goggles component and adjusted
The electric signal of shading degree makes goggles component become shading status.
6. protective face mask according to claim 1, which is characterized in that the protective face mask further includes fastening screw, is used for
Device is fastened on safety cap.
7. protective face mask according to claim 1, which is characterized in that be additionally provided with obscurity on the light micro-control component
Adjusting knob, for manually adjusting goggles component shading degree.
8. protective face mask according to claim 1, which is characterized in that be additionally provided with power supply on the light micro-control component and open
It closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821655456.1U CN209713369U (en) | 2018-10-12 | 2018-10-12 | A kind of protective face mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821655456.1U CN209713369U (en) | 2018-10-12 | 2018-10-12 | A kind of protective face mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209713369U true CN209713369U (en) | 2019-12-03 |
Family
ID=68672258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821655456.1U Active CN209713369U (en) | 2018-10-12 | 2018-10-12 | A kind of protective face mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209713369U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938193A (en) * | 2018-10-12 | 2018-12-07 | 中国电建集团贵州工程有限公司 | A kind of protective face mask |
-
2018
- 2018-10-12 CN CN201821655456.1U patent/CN209713369U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108938193A (en) * | 2018-10-12 | 2018-12-07 | 中国电建集团贵州工程有限公司 | A kind of protective face mask |
| CN108938193B (en) * | 2018-10-12 | 2024-02-06 | 中国电建集团贵州工程有限公司 | Protective mask |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20150074066A (en) | Shading device, vehicle and glass shading method | |
| CN108938193A (en) | A kind of protective face mask | |
| CN105630143A (en) | Screen display adjusting method and device | |
| CN202475619U (en) | Night vision system for eliminating stray light | |
| CN209713369U (en) | A kind of protective face mask | |
| CN103179271A (en) | Method and device for preventing misoperation of brightness adjustment to mobile terminal screen | |
| CN109515127A (en) | A kind of automobile sunshade device and automobile sun-shading method | |
| US20150367714A1 (en) | Sun Tracking Tint Visor | |
| US20190100082A1 (en) | Vehicle visor and system, vehicle and light blocking and display method | |
| CN105101558B (en) | A kind of device for wall hanging display and its control method | |
| CN105575364A (en) | Intelligent watch and brightness adaptive adjusting system and method | |
| CN205812180U (en) | The light filling structure of a kind of mobile terminal and mobile terminal | |
| US20170072774A1 (en) | Sun tracking tint visor | |
| CN107264416B (en) | A kind of rearview mirror and its driving method | |
| CN108528343A (en) | A kind of anti-dazzle driving mirror and its control method | |
| CN206559493U (en) | A kind of cam device for improving image-capturing resolution | |
| CN106356037A (en) | Control method, control device, display device and air detection device | |
| CN107554250A (en) | A kind of intelligent automobile shade | |
| CN202210194U (en) | Sun glasses | |
| CN106143317A (en) | Antiglare equipment and rearview mirror | |
| CN209198770U (en) | A kind of head-up display and head-up display | |
| CN108569110A (en) | A kind of solar powered automotive light-shading board intelligent liquid-crystal optical filtering screen | |
| CN105824134A (en) | Simple and easy hard light resistance eye protector and shielding plate | |
| CN209345243U (en) | The wide-angle type camera of anti glare anti static coatings in a kind of square | |
| CN106205502A (en) | A kind of vehicle-mounted back vision display system and method for displaying image thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |