CN203619771U - Safety cap type automatic darkening welding mask - Google Patents
Safety cap type automatic darkening welding mask Download PDFInfo
- Publication number
- CN203619771U CN203619771U CN201320814628.6U CN201320814628U CN203619771U CN 203619771 U CN203619771 U CN 203619771U CN 201320814628 U CN201320814628 U CN 201320814628U CN 203619771 U CN203619771 U CN 203619771U
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- Prior art keywords
- automatic light
- changing electric
- face guard
- welding
- safety cap
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- Expired - Fee Related
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- 238000003466 welding Methods 0.000 title claims abstract description 74
- 230000001681 protective effect Effects 0.000 claims description 26
- 230000035945 sensitivity Effects 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 230000011664 signaling Effects 0.000 claims description 7
- 210000003128 head Anatomy 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 5
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 230000001012 protector Effects 0.000 abstract 1
- 238000002834 transmittance Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000010891 electric arc Methods 0.000 description 4
- 238000010892 electric spark Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 241001236644 Lavinia Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 208000021957 Ocular injury Diseases 0.000 description 1
- 206010070834 Sensitisation Diseases 0.000 description 1
- 206010053615 Thermal burn Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000008313 sensitization Effects 0.000 description 1
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- Helmets And Other Head Coverings (AREA)
Abstract
The utility model discloses a safety cap type automatic darkening welding mask which is applied to the technical field of electrical and electronical technology. The safety cap type automatic darkening welding mask comprises a safety cap and an automatic darkening welding mask. The automatic darkening welding mask is connected with the safety cap via elastic ropes and safety ropes. The middle-upper portion of an automatic darkening welding mask body is provided with an eye protector in the structure that an LED liquid crystal sheet is matched with protection glass. The inner wall of the mask is provided with a PCB circuit board used for controlling light transmittance of the LED liquid crystal sheet. A solar cell arranged on the mask and is used for driving the PCB circuit board. The safety cap type automatic darkening welding mask has following beneficial effects: the problem that the automatic darkening welding mask cannot simultaneously worn with the safety cap on an electric power working site is solved; protection for the eyes, the head, the face and the neck of an operator is carried out; and the safety cap type automatic darkening welding mask is simple in structure, convenient in installation and is capable of reducing labor intensity and enhancing working efficiency.
Description
Technical field
This utility model relates to a kind of electric welding protective mask, especially refers to a kind of safety helmet type variable light protective mast that is applied to electrical and electronic technology field.
Background technology
In the time that welding job is carried out in electrical and electronic technology field, the electric arc electric spark damage human eye of generation, electric welding residue splashes and can scald face, for protection eyes and face, need wear protective mast.Traditional electric welding face guard, needs a handgrip to hold, and makes this hands can not carry out other work.For liberation both hands, on market, occurred a kind of automatic light-changing electric-welding protective mask, this face shield can directly be worn on the face of user, in use procedure, because face shield has sensitization function, therefore can automatically carry out according to the brightness of light in operation process the adjusting of protective eye lens brightness.This face shield can only be protected eyes and face, and head is not protected to setting.
Chinese patent 201110267631.6 discloses a kind of electric welding protective mask; common safety helmet and protective mast are hingedly connected together by bearing pin; realize and can either protect head; can under the prerequisite of liberation both hands, protect again the object of eyes; but owing to adopting bearing pin hinged between face shield and safety helmet; therefore in use face shield can rotate up and down, can not guarantee the stability of face shield, still needs if desired hand steered.
Utility model content
This utility model technical issues that need to address are to provide a kind of safety helmet type automatic light-changing electric-welding face guard, can solve in work process, operator need a hand-held electric welder's helmet of hands, electric welding spark is to people's ocular injury, can solve electric welding residue simultaneously and splash and cause the problem of operator's head, face, whiplass.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows:
A kind of safety helmet type automatic light-changing electric-welding face guard, comprises safety helmet and automatic light-changing electric-welding face guard.Automatic light-changing electric-welding face guard is arranged on the front of safety helmet, automatic light-changing electric-welding face guard two bottom sides and both sides, middle and upper part are respectively arranged with two through holes, and two through holes of automatic light-changing electric-welding face guard middle and upper part pass through respectively a stretch cord bolt on the air-vent of the corresponding side of safety helmet; On two through holes of automatic light-changing electric-welding face guard bottom, fix respectively one for the safety rope by the face shield bottom, location that cooperatively interacts.
Further improvement of the utility model is: on the air-vent of safety helmet both sides, go back bolt and be useful on the rope sling through safety rope.
Further improvement of the utility model is: automatic light-changing electric-welding face guard comprises face shield body, the middle and upper part of face shield body is provided with protective eye lens, the structure that protective eye lens adopts LCD LCD panel and cover plate to match, LCD LCD panel is positioned at face shield inner side, and cover plate is positioned at LCD LCD panel outside;
On the face shield body outer wall of protective eye lens top, be provided with photoelectric sensor, in the face shield inner body wall of protective eye lens below, PCB wiring board, protection level action button, sensitivity action button and on and off switch be installed; On PCB wiring board, be welded with amplifying circuit, discriminator circuit, signaling conversion circuit and control circuit, the input of amplifying circuit connects the signal end of photoelectric sensor, the outfan of amplifying circuit connects the input of control circuit through discriminator circuit, the input of control circuit is also connected with the outfan of protection level action button, sensitivity action button respectively through signaling conversion circuit, and the outfan of control circuit connects the controlled end of LCD LCD panel; The solaode of the each circuit supply of promising PCB wiring board is also installed on the face shield body outer wall of protective eye lens below.
Owing to having adopted technique scheme, the technological progress that this utility model is obtained is as follows:
Safety helmet type automatic light-changing electric-welding face guard, solves the on-the-spot automatic light-changing electric-welding face guard problem of safe wearing cap simultaneously that uses of electric operating, does not need hand-held electric welder's helmet.Automatic light-changing electric-welding face guard guarantees that operator's eyes, head, face, cervical region can not come to harm, simple in structure, easy for installation, have alleviated labor intensity, have improved work efficiency in the time carrying out electric welding operation.
Automatic light-changing electric-welding face guard two bottom sides and both sides, middle and upper part are respectively arranged with two through holes, middle and upper part two side through hole are connected with safety helmet air-vent by stretch cord, length can regulate, and after wearing, due to elastic force effect, can make protective mast and safety helmet effectively fit.On two through holes of automatic light-changing electric-welding face guard bottom, fix respectively one for the safety rope by the face shield bottom, location that cooperatively interacts, one end of safety rope is through the through hole of automatic light-changing electric-welding face guard bottom, the other end is through rope sling, the safety rope of both sides is hitched at operator's lower jaw position through one end of rope sling, safety helmet and automatic light-changing electric-welding face guard can be fixed together like this, in use procedure, face shield can not rotate up and down, guarantee the stability of face shield, this is simple in structure, is easy to realize.In the time of the on-the-spot use of electric operating, be worn over head, do not need hand-held automatic light-changing electric-welding face guard.
Safety helmet is embedded into inside, automatic light-changing electric-welding face guard upper edge, coincide with automatic light-changing electric-welding face guard shape, links into an integrated entity with electric welder's helmet, can effectively protect operator's head, face and cervical region.
Adopt automatic light-changing electric-welding face guard, at the strong electric arc electric spark of producing in a flash of the starting the arc, first the electric arc electric spark of generation by being positioned at the cover plate of LCD LCD panel outside, filters out harmful ultraviolet and infrared ray.Photoelectric sensor receives electro-welding arc signal simultaneously, optical signal is converted to the signal of telecommunication, the signal of telecommunication is after the amplifying circuit on PCB wiring board, discriminator circuit and control circuit, drive the deflection of the inner liquid crystal of LCD LCD panel, make protective eye lens eyeglass become opaque state from pellucidity, seeing through of block visible light line, has realized the object of automatic shading, can not come to harm with the eyes of guaranteeing welding worker.Optical filtering degree, the sensitivity of LCD LCD panel can be set by signaling conversion circuit as required.PCB wiring board adopts solaode to drive, energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1: outside schematic diagram of the present utility model;
The schematic side view of Fig. 2: Fig. 1;
The schematic internal view of Fig. 3: Fig. 1;
Fig. 4: this utility model automatic light-changing electric-welding face guard circuit structure diagram.
Wherein: 1, safety helmet, 2, automatic light-changing electric-welding face guard, 3, protective eye lens, 4, air-vent, 5, rope sling, 6, safety rope, 7, stretch cord, 8, through hole, 9, block, 10, protection level action button, 11, sensitivity action button, 12, on and off switch, 13, solaode accessory power supply storehouse.
The specific embodiment
Below in conjunction with accompanying drawing, this utility model is done further to describe in detail:
Safety helmet type automatic light-changing electric-welding face guard, as shown in Figure 1, comprises safety helmet 1 and automatic light-changing electric-welding face guard 2.All there is air-vent 4 the corresponding both sides of safety helmet 1, as shown in Figure 2, are fixed with rope sling 5 at air-vent 4 correspondence positions.Automatic light-changing electric-welding face guard 2 two bottom sides and both sides, middle and upper part are respectively arranged with two through holes 8.Two through holes 8 of automatic light-changing electric-welding face guard 2 middle and upper parts pass through respectively stretch cord 7 bolts on the air-vent 4 of safety helmet 1 corresponding side, through hole 8 by stretch cord 7 one end through automatic light-changing electric-welding face guard 2 top one sides, end hitches the strip block 9 that a length is greater than through hole 8 diameters, the other end is fixed on air-vent 4, by fixing to automatic light-changing electric-welding face guard 2 tops and safety helmet 1.On two through holes 8 of automatic light-changing electric-welding face guard 2 bottoms, fix respectively one for the safety rope 6 by the face shield bottom, location that cooperatively interacts, one end of safety rope 6 is through a through hole 8 of automatic light-changing electric-welding face guard 2 bottoms, end hitches strip block 9, the other end is through rope sling 5, one end of safety rope 6 through rope sling 5 is hitched at operator's lower jaw position, safety helmet 1 and automatic light-changing electric-welding face guard 2 can be linked together like this, and can be stable be fixed on head.
Stretch out backward automatic light-changing electric-welding face guard 2 upper edges, contacts coincide with safety helmet 1 edge, guarantees operator's head, face, cervical region safety.
The middle part of automatic light-changing electric-welding face guard 2 is provided with protective eye lens 3, the structure that protective eye lens 3 adopts LCD LCD panel and cover plate to match, and LCD LCD panel is positioned at face shield inner side, and cover plate is positioned at LCD LCD panel outside.On the automatic light-changing electric-welding face guard 2 of protective eye lens 3 tops, be provided with photoelectric sensor, in face shield inner body wall below protective eye lens 3, PCB wiring board is installed, on PCB wiring board, be welded with amplifying circuit, discriminator circuit, signaling conversion circuit and control circuit, the input of amplifying circuit connects the signal end of photoelectric sensor, the outfan of amplifying circuit connects the input of control circuit through discriminator circuit, the outfan of control circuit connects the controlled end of LCD LCD panel.On automatic light-changing electric-welding face guard 2 inwalls of protective eye lens 3 belows, be also provided with the auxiliary storehouse 11 of solaode, solaode is provided with solaode in auxiliary storehouse 11, solaode, as power supply, is used to each circuit on driving PCB wiring board that running voltage is provided.The design of circuit can prevent the interference of available light, even if also can normally use under outdoor sunlight.
Automatic light-changing electric-welding face guard 2 inside are provided with action button, as shown in Figure 3.The outfan of protection level action button 10 and sensitivity action button 11 is connected the input of control circuit through signaling conversion circuit.On and off switch 12 is connected in series between PCB wiring board and solaode.
Annexation between the each circuit of automatic light-changing electric-welding face guard 2 described in the utility model as shown in Figure 4.First turn on the power switch 12, then open protection level action button 10 and sensitivity action button 11, set protection level and sensitivity, then carry out electric welding operation.While not carrying out electric welding operation due to automatic light-changing electric-welding face guard 2, protective eye lens 3 eyeglasses are pellucidity, and operator can be clear that welding thing and welding position.In the time welding, in the starting the arc in a flash, produce strong electric arc electric spark, electro-welding arc is first by being positioned at the cover plate of LCD LCD panel outside, harmful ultraviolet and infrared ray are filtered out, photoelectric sensor receives electro-welding arc signal simultaneously, optical signal is converted to the signal of telecommunication, the signal of telecommunication is exported to control circuit through amplifying circuit amplifying signal, discriminator circuit after extracting useful signal, control circuit drives the deflection of the inner liquid crystal of LCD LCD panel, reach seeing through of block visible light line, realized the object of automatic shading.
Claims (3)
1. safety helmet type automatic light-changing electric-welding face guard, comprise safety helmet (1) and automatic light-changing electric-welding face guard (2), it is characterized in that: described automatic light-changing electric-welding face guard (2) is arranged on the front of safety helmet (1), automatic light-changing electric-welding face guard (2) two bottom sides and both sides, middle and upper part are respectively arranged with two through holes (8), and two through holes (8) of automatic light-changing electric-welding face guard (2) middle and upper part pass through respectively a stretch cord (7) bolt on the air-vent (4) of the corresponding side of safety helmet (1); On two through holes (8) of automatic light-changing electric-welding face guard (2) bottom, fix respectively one for the safety rope (6) by the face shield bottom, location that cooperatively interacts.
2. safety helmet type automatic light-changing electric-welding face guard according to claim 1, is characterized in that: on the air-vent (4) of described safety helmet (1) both sides, go back bolt and be useful on the rope sling (5) through safety rope (6).
3. safety helmet type automatic light-changing electric-welding face guard according to claim 1, it is characterized in that: described automatic light-changing electric-welding face guard (2) comprises face shield body, the middle and upper part of face shield body is provided with protective eye lens (3), the structure that protective eye lens adopts LCD LCD panel and cover plate to match, LCD LCD panel is positioned at face shield inner side, and cover plate is positioned at LCD LCD panel outside;
On the face shield body outer wall of protective eye lens top, be provided with photoelectric sensor, in the face shield inner body wall of protective eye lens below, PCB wiring board, protection level action button (10), sensitivity action button (11) and on and off switch (12) be installed; On PCB wiring board, be welded with amplifying circuit, discriminator circuit, signaling conversion circuit and control circuit, the input of amplifying circuit connects the signal end of photoelectric sensor, the outfan of amplifying circuit connects the input of control circuit through discriminator circuit, the input of control circuit is also connected with the outfan of protection level action button 10, sensitivity action button 11 respectively through signaling conversion circuit, and the outfan of control circuit connects the controlled end of LCD LCD panel;
The solaode of the each circuit supply of promising PCB wiring board is also installed on the face shield body outer wall of described protective eye lens below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320814628.6U CN203619771U (en) | 2013-12-12 | 2013-12-12 | Safety cap type automatic darkening welding mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320814628.6U CN203619771U (en) | 2013-12-12 | 2013-12-12 | Safety cap type automatic darkening welding mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203619771U true CN203619771U (en) | 2014-06-04 |
Family
ID=50806307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320814628.6U Expired - Fee Related CN203619771U (en) | 2013-12-12 | 2013-12-12 | Safety cap type automatic darkening welding mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203619771U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107072818A (en) * | 2014-09-15 | 2017-08-18 | 3M创新有限公司 | personal protection system tool communication adapter |
| 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 |
| CN112971259A (en) * | 2021-03-31 | 2021-06-18 | 中国长江电力股份有限公司 | Integrated safety helmet capable of automatically warning and automatic warning method |
| CN113974967A (en) * | 2021-11-19 | 2022-01-28 | 浙江工业大学 | Multifunctional integrated welding safety helmet |
-
2013
- 2013-12-12 CN CN201320814628.6U patent/CN203619771U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107072818A (en) * | 2014-09-15 | 2017-08-18 | 3M创新有限公司 | personal protection system tool communication adapter |
| CN107072818B (en) * | 2014-09-15 | 2020-03-13 | 3M创新有限公司 | Personal protection system tool communication adapter |
| 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 |
| CN112971259A (en) * | 2021-03-31 | 2021-06-18 | 中国长江电力股份有限公司 | Integrated safety helmet capable of automatically warning and automatic warning method |
| CN113974967A (en) * | 2021-11-19 | 2022-01-28 | 浙江工业大学 | Multifunctional integrated welding safety helmet |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 |