CN104095708A - Method and structure for expanding visual welding area of welding mask - Google Patents
Method and structure for expanding visual welding area of welding mask Download PDFInfo
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- CN104095708A CN104095708A CN201410383343.0A CN201410383343A CN104095708A CN 104095708 A CN104095708 A CN 104095708A CN 201410383343 A CN201410383343 A CN 201410383343A CN 104095708 A CN104095708 A CN 104095708A
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Abstract
The invention relates to a method and a structure for expanding visual welding area of a welding mask. The welding mask is composed of a mask body (1), a headband (2), a mirror box (3), a protection plate (4), a control circuit (13) and an observation window (14); the observation window (14) is composed of two or more filter units (32) in a splicing mode; the filter unit (32) is composed of an electro-light change filter group (41), a fixed color filter (42) or a photochromic filter (43); the electro-light change filter group (41) is fixed in the mirror box (3), the fixed color filter (42) or the photochromic filter (43) is arranged in the mirror box (3) through a changing mechanism, and the change can be finished by the user; an angle (35) is formed between each two adjacent spliced filter units (32), and a light shading strip (33) is arranged at the spliced position. The method and structure for expanding the visual welding area of the welding mask are capable of expanding the visual welding area and saving cost, are more convenient and comfortable to use and the like.
Description
Technical field
The present invention relates to a kind of electric welder's helmet, particularly a kind of method and structure thereof that expands electric welder's helmet welding effective area.
Background technology
Electric welder's helmet is the indispensable protective articless of people when electric welding, early stage electric welder's helmet adopts observation window when one fixedly the glass filter of color number is as welding, while there is no electro-welding arc, remove whole face shield or observation window, after being ready to, face shield or observation window are resetted, then start electric welding, this welding mask be covered with blind weldering, can not thorough liberation both hands etc. shortcoming; Occurred afterwards that a kind of LCD of employing or LCD and filter set cooperation were for the electric welder's helmet of welding observation window, it when there is no arclight, is low color number, user can see through observation window and observe, during electric welding, electric welder's helmet is accepted arclight signal or electromagnetic signal, drives LCD to become light, becomes high color number, now can by observation window, observe the operation of electric welding, effect is better; But due to the restriction of the reasons such as cost, characteristic and weight of LCD, its observation window is mostly less, to user, brings inconvenience.
China utility model prospectus CN 2728457Y discloses a kind of electric welder's helmet, adopts the combination of LCD and glass stack as observation window, and when the preparation of electric welding front and back, LCD is in low color number, and now user can directly be observed through observation window; During electric welding, electric welder's helmet is accepted arclight signal or electromagnetic signal, drives LCD to become light, becomes high color number (and this high color number is adjustable), and now user can directly see through observation window and observe welded condition; Completing after electric welding LCD again can the low color state of auto-returned, therefore does not need with hands, to come mobile face shield or observation window frequently as traditional electrical welding mask, has liberated both hands, has improved welding quality and efficiency, and effect is better; But because the price of large-scale LCD (as 105 * 65mm) is that small size LCD(is as 105 * 35mm) 3 to 5 times, and be subject to the restriction of weight and LCD angle dependence characteristic (being the visual angle of LCD), adopt on the market LCD as the electric welder's helmet of observation window, its welding effective area is mostly in 90 * 40mm left and right, large in 96 * 60mm left and right, and adopt one, fixedly the glass filter of color number is as the electric welder's helmet of observation window, and its welding effective area can easily accomplish that 114 * 133mm is even larger; For user, the importance when welding is apparent to welding effective area, and this not only means can obtain larger visual field in welding; In overhead welding and downhand welding, as use the electric welder's helmet of large welding effective area, user only need to be by the rotation stravismus weld of eyeball, this makes the vertebra of user can be in relatively normal physiological camber, and the electric welder's helmet of the less welding effective area of use, during welding, user needs to face upward head or bends over, bows and could observe operation place, this vertebra that makes user is in excessively facing upward or the state of nutation, greatly increased the fatigue sense of user, in this kind of state, user is also easily suffered from cervical vertebra and lumbar spondylosis for a long time.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of expansion electric welder's helmet welding effective area, and price is low, comfortable a kind of method and structure thereof easy to use.
For solving the problems of the technologies described above, electric welder's helmet of the present invention, is comprised of face shield body, headband, mirror case, screening glass, control circuit and observation window, and observation window is formed by two or more filter unit spliceds; Filter unit can be that electricity causes and becomes light filter group, or fixing color optical filter, can also be photochromic optical filter; Wherein electricity causes and becomes light filter group and be fixed in mirror case, and fixedly color optical filter or photochromic optical filter are installed in mirror case by converting mechanism more, and user can self-changeable above-mentioned fixedly color optical filter or photochromic optical filter; Two splicings have angle between the filter unit of adjacent position, and two splicings splice bits in the filter unit of adjacent position is equipped with shading strip.
Described angle is positioned at filter elemental area to a side of user, and its angle is 200-60 degree.
For being installed, the more converting mechanism of fixing color optical filter or photochromic optical filter formed by the lateral opening on mirror case and supporting plate in mirror case; On supporting plate, there is holddown groove, fixedly color optical filter or photochromic optical filter by holddown groove together with supporting plate combination, the size of lateral opening and shape guarantee that fixedly color optical filter or photochromic optical filter can be by this lateral opening insertion mirror case inside together with other filter unit spliceds with the assembly of supporting plate, and under above-mentioned splicing state, a part for supporting plate can be exposed mirror case by lateral opening; Fixedly the size of color optical filter or photochromic optical filter and the assembly of supporting plate and shape guarantee this assembly by lateral opening, insert mirror case inner together with other filter unit spliced after, combinations thereof body can not rock in mirror case.
For being installed, the more converting mechanism of fixing color optical filter or photochromic optical filter can also be formed by the pressure card of the opening on mirror case and both sides thereof in mirror case, press card and mirror case one-body molded, press that card is upper is having a bayonet socket and a projection in the face of the fixing one side of color optical filter or photochromic optical filter, bayonet socket is in the side near pressing card to be connected with mirror case, projection is in the side away from pressing card to be connected with mirror case, presses card can be under the effect of external force there is no bayonet socket and protruding one side generation elastic deformation on to it; When the pressure card in both sides is not subject to artificial externally applied forces, minimum range on it between two projections is less than and need to be installed on this more fixedly color optical filter or equidirectional length of photochromic optical filter in converting mechanism, and the minimum range on it between two bayonet sockets is equal to or slightly less than and need to be installed on this more fixedly color optical filter or equidirectional length of photochromic optical filter in converting mechanism; The pressure of both sides is stuck in while being subject under artificial externally applied forces effect there is no the one side generation elastic deformation of bayonet socket and projection on it, minimum range on it between two projections is more than or equal to and need to be installed on this more fixedly color optical filter or equidirectional length of photochromic optical filter in converting mechanism, and the minimum range on it between two bayonet sockets is more than or equal to and need to be installed on this more fixedly color optical filter or equidirectional length of photochromic optical filter in converting mechanism; The size of opening and shape not only to guarantee to be installed on this more fixedly color optical filter or the photochromic optical filter in converting mechanism can put into or take out by this opening, the pressure that also will guarantee not affect its both sides is stuck in people and applies under the effect of external force the deformation occurring in order to change the fixedly color optical filter that is installed on therebetween or photochromic optical filter; When fixedly color optical filter or photochromic optical filter are installed on this more in converting mechanism time, the bayonet socket on two side pressure cards and projection are fixed in mirror case the clamping action of above-mentioned fixedly color optical filter or photochromic optical filter.
Fixedly color optical filter is plane body or the contour body that has certain light penetration.
Shading strip and mirror case are one-body molded, are positioned at the stitching portion of adjacent filter unit on mirror case, and its size and shape guarantee that the arclight that blocks electric welding generation can not arrive user face by above-mentioned stitching portion.
Shading strip can also be fixed on the Mosaic face of filter unit for lighttight deformable soft object, and its size and shape guarantee that the arclight that blocks electric welding generation can not arrive by the stitching portion of adjacent filter unit user face.
To sum up, electric welder's helmet adopts two or more filter unit spliceds to form this method of a large observation window, due to undersized LCD, fixedly the price of color optical filter and photochromic optical filter all will be well below the full wafer LCD of formation same weld effective area; And owing to having angle between adjacent filter unit, can solve the angle dependence problem that adopts large area LCD; Fixedly color optical filter can adopt plastic material simultaneously, also weight reduction greatly; Above-mentioned advantage can guarantee that relative prior art welding effective area is larger, and more economically, use convenient comfortable.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the axonometric drawing of the first embodiment of the present invention.
Fig. 2 is the phantom of the first embodiment mirror case part of the present invention.
Fig. 3 is the phantom of the second embodiment mirror case part of the present invention.
Fig. 4 is the rearview of the third embodiment mirror case part of the present invention.
Fig. 5 is the cutaway view of the third embodiment mirror case part top view direction of the present invention.
Fig. 6 is the cutaway view of the 4th kind of embodiment of the present invention (except headband).
The specific embodiment
(the first embodiment)
Electric welder's helmet shown in Fig. 1 is comprised of face shield body (1), headband (2), mirror case (3) and screening glass (4); wherein the observation window (14) of mirror case (3) is spliced by two filter unit (32); two filter unit (32) are fixed in mirror case (3); on the Mosaic face of two filter unit (32), there is shading strip (33); its size equals the size of above-mentioned Mosaic face, for preventing that the arclight that electric welding produces is irradiated to the face of user through the gap of above-mentioned Mosaic face.
Fig. 2 is the phantom of mirror case in Fig. 1 (3) part, as shown in the figure, also has circuit (13) in mirror case, and the control section (21) of circuit (13) is positioned at control box (15), between control box (15) and mirror case (3), adopts wire (16) to be connected.
Filter unit (32) in present embodiment becomes light filter group (41) for electricity causes, and by a slice infrared and ultraviolet optical filter and a slice LCD, is formed by stacking, and infrared and ultraviolet optical filter is towards electric welding one side; Towards user one side, it is 180 degree that two splicings electricity in adjacent position causes the angle (35) becoming between light filter group (41).
Electricity causes and becomes light filter group (41) and circuit (13) and can adopt with the integrated locating dowel of mirror case (3) and be fixedly installed in mirror case (3), can also adopt that glue is bonding or other known mode is fixed in mirror case (3); Shading strip (33) can adopt two electricity to cause change light filter group (41) and push the mode of its distortion is fixed on above-mentioned Mosaic face to stitching direction, or adopting glue to be bonded in electricity causes change light filter group (41) above, can also adopt other known mode to be fixed on electricity and cause on the Mosaic face that becomes light filter group (41).
During use, user by electric welder's helmet band on head, owing to forming the electricity of observation window (14), cause that to become light filter group (41) be low color number (No. 2-5) in without electro-welding arc, user can directly be observed by observation window (14), during electric welding, circuit (13) detects after arclight signal, produce the signal of telecommunication that drives LCD, make electricity cause change light filter group (41) and become high color number (No. 7-15), and the occurrence of high color number can be arranged by control section (21) by user, now user still can directly be observed welding process by observation window (14).
Shading strip (33) is soft black rubber or other lighttight silica gel strip, the preferred 0.1-5mm of its thickness, experimental results show that, shading strip (33) is little for the impact of user visual field, as shading strip (33) just blocks the part that needs observation, user only needs goggle or the very little angle of head to avoid.
Adopt aforesaid way, due to the cost of two the less LCD cost well below the large LCD of full wafer, reached and reduced costs, increase the object of welding effective area.
(the second embodiment)
Fig. 3 is the phantom of the second embodiment mirror case (3) part, the observation window (14) of mirror case (3) by electricity cause become light filter group (41) and fixedly color optical filter (42) be spliced, electricity causes change light filter group (41) employing and is fixedly installed in mirror case (3) with the integrated locating dowel of mirror case (3), can also adopt that glue is bonding or other known mode is fixed in mirror case (3), fixedly color optical filter (42) is installed in mirror case (3) by converting mechanism more.
In mirror case (3), for being installed, the fixedly more converting mechanism of color optical filter (42) formed by the lateral opening on mirror case (51) and supporting plate (52), on supporting plate (52), there is holddown groove (53), fixedly color optical filter (42) is combined by holddown groove (53) and supporting plate (52), the shape of lateral opening (51) and size guarantee that the assembly of fixedly color optical filter (42) and supporting plate (52) can insert the inner and electricity of mirror case (3) by this lateral opening (51) and cause change light filter group (41) and be stitched together, and under above-mentioned splicing state, a part for supporting plate (52) can be exposed mirror case (3) by lateral opening (51), this exposed portions serve guarantees that user can take out supporting plate (52) with hands or other instrument from mirror case (3).
Rubber or silica gel that supporting plate (52) is formed in one, the assembly that its shape and size guarantee fixedly color optical filter (42) and supporting plate (52) by lateral opening (51) insert mirror case (3) inner with electricity cause become light filter group (41) and be stitched together after the slight elastic deformation of meeting generation, frictional force between itself and mirror case (3) can not rocked this assembly in mirror case (3).
Supporting plate (52) can also be integrated plastics, fixedly the size of the assembly of color optical filter (42) and supporting plate (52) and shape guarantee when this assembly inserts by lateral opening (51) that mirror case (3) is inner to be caused change light filter group (41) and be stitched together with electricity, mirror case (3) fixed mechanism on face shield body (1) (figure does not show, is prior art) will limit combinations thereof body rocking in mirror case (3).
Shading strip (33) is black rubber bar, adopting glue to be bonded in electricity causes on the Mosaic face that becomes light filter group (41), after the assembly of fixing color optical filter (42) and supporting plate (52) inserts by lateral opening (51) that mirror case (3) is inner and causes change light filter group (41) and be stitched together with electricity, shading strip (33) is extruded, there is deformation, play the effect of light sealing.
Above-mentioned fixedly color optical filter (42) can adopt glass or the plastics optical filter of color number (No. 7-15), and electricity causes change light filter group (41) and can adopt a slice or two LCD stacks to form; When the preparation of electric welding front and back, user can be caused and be become light filter group (41) observation (now LCD is in low color number) by electricity, during electric welding, can cause change light filter group (41) observation by electricity also can be by fixedly color optical filter (42) observation, when fixedly the color number of color optical filter (42) can not meet user needs, mirror case (3) is pulled down from face shield body (1), then taking off supporting plate (52) is replaceable new fixedly color optical filter (42), thereby meets the requirement of various different welding and the size of current number of checking colors.
To sum up, adopt an electricity to cause and become light filter group (41) and a mode that fixedly color optical filter (42) splices, greatly reduce cost, simultaneously because fixedly color optical filter (42) can be by user self-changeable, when increasing welding effective area, reality is used and be there is no harmful effect.
(the third embodiment)
Fig. 4 is the rearview of the third embodiment mirror case part, observation window (not shown) by electricity cause become light filter group (41), fixedly three filter unit spliceds such as color optical filter (42) and photochromic optical filter (43) form; Electricity causes change light filter group (41) employing and is fixedly installed in mirror case (3) with the integrated locating dowel of mirror case (3), can also adopt that glue is bonding or other known mode is fixed in mirror case (3), fixedly color optical filter (42) and photochromic optical filter (43) are installed in mirror case (3) by converting mechanism more.
The more converting mechanism that has two cover same structures and principle in present embodiment, for changing respectively fixedly color optical filter (42) and photochromic optical filter (43), every cover more converting mechanism is comprised of the opening (61) on mirror case (3) and two pressure cards (62), and it is integrated with protecgulum (not shown) pressing card (62).
Fig. 5 is the cutaway view of the third embodiment mirror case part top view direction, protecgulum (11) and bonnet (12) form mirror case, press card (62) to be symmetrically distributed in the both sides of opening (61), press the upper one side facing another side pressure card (62) of card (62) to have a bayonet socket (63) and a projection (64), bayonet socket (63) is in the side near pressing card (62) to be connected with protecgulum (11), projection (64) is in the side away from pressing card (62) to be connected with protecgulum (11), press card (62) under the effect of external force, to pressing, to block the one side generation elastic deformation that there is no bayonet socket (63) and projection (64) on (62), when the pressure card (62) in both sides is not subject to artificial externally applied forces, minimum range on it between two projections (64) is less than and need to be installed on this more fixedly color optical filter (42) or equidirectional length of photochromic optical filter (43) in converting mechanism, and the minimum range on it between two bayonet sockets (63) is equal to or slightly less than and need to be installed on this more fixedly color optical filter (42) or equidirectional length of photochromic optical filter (43) in converting mechanism, pressure card (62) in both sides be subject to artificial externally applied forces and on to it, do not have bayonet socket (63) and projection (64) one side generation elastic deformation time, minimum range on it between two projections (64) is more than or equal to and need to be installed on this more fixedly color optical filter (42) or equidirectional length of photochromic optical filter (43) in converting mechanism, and the minimum range on it between two bayonet sockets (63) equals or be slightly larger than to be installed on this more fixedly color optical filter (42) or equidirectional length of photochromic optical filter (43) in converting mechanism.
The size of opening (61) and shape not only to guarantee to be installed on this more fixedly color optical filter (42) or the photochromic optical filter (43) in converting mechanism can by this opening (61), put into or take out the pressure card (62) of both sides, the pressure card (62) that also will guarantee not affect both sides is to apply under the effect of external force the deformation occurring in order to change the fixedly color optical filter (42) that is installed on therebetween or photochromic optical filter (43) people.
The stitching portion that is positioned at two filter unit (32) on mirror case (3) has and the integrated shading strip of mirror case (3) (33), and it is upper that the position of shading strip (33) can be positioned at the bonnet shown in Fig. 4 (12), also can be positioned at the upper (not shown) of protecgulum (11).
Wherein electricity causes and becomes light filter group (41) and form (infrared and ultraviolet optical filter is positioned at the one side that electro-welding arc produces) by a slice infrared and ultraviolet optical filter and two LCD stacks, fixedly color optical filter (42) can adopt glass or the plastics optical filter of color number (No. 7-15), and photochromic optical filter (43) is for having the silver halide photo chromic glass of a fixation number or introducing light that photosensitizer produces to photo chromic glass in common glass ingredient; In mirror case (3), also have circuit (not shown), its control section (21) is positioned on mirror case (3).
When user need to be changed fixedly color optical filter (42) or photochromic optical filter (43), only need to press on card (62) and apply external force at two, make to press card (62) to the one side generation elastic deformation that there is no bayonet socket (63) and projection (64) on it, can take out fixedly color optical filter (42) or photochromic optical filter (43) by opening (61), repeat above-mentioned action, new fixedly color optical filter (42) or photochromic optical filter (43) can be installed, after installing, cancel two and press the upper externally applied forces of card (62), press card (62) will return to normal shape, bayonet socket (63) on two side pressure cards (62) and projection (64) are fixed in mirror case (3) the clamping action of above-mentioned fixedly color optical filter (42) or photochromic optical filter (43) and can not shake, then can normally use.
(the 4th kind of embodiment)
As shown in Figure 6, the fixedly color optical filter (42) that observation window (14) causes change light filter group (41) and both sides thereof by an electricity being fixed on bonnet (12) is spliced, and two shading strips (33) are integrated with bonnet (12); More the principle of converting mechanism is consistent with the third embodiment for it, and difference is that the bonnet (12) of pressing card (62) to be positioned at mirror case is upper, while changing fixedly color optical filter (42), can complete after need to unloading screening glass (4) and protecgulum (11).
Towards user one side, be positioned at two adjacent electricity cause become light filter group (41) and fixedly the angle of the angle (35) between color optical filter (42) be 177-175 degree; And fixedly color optical filter (42) is contour body.
Certainly, the mode that observation window (14) is spliced by two or more filters unit (32) is not limited in above-mentioned four kinds of modes, can also change according to practical situation kind or the arrangement mode of filter unit (32); Above-mentioned more converting mechanism is also not limited only to the two schemes showing in embodiment simultaneously; can also adopt the rotary clamping structure of similar clip or the telescopic clamp structure of built-in spring that elastic potential energy is provided by built-in spring, such conversion all drops in protection scope of the present invention.
Claims (7)
1. an electric welder's helmet, by face shield body (1), headband (2), mirror case (3), screening glass (4), control circuit (13) and observation window (14), formed, it is characterized in that: observation window (14) is spliced by two or more filters unit (32); Filter unit (32) can be that electricity causes and becomes light filter group (41), or fixing color optical filter (42), can also be photochromic optical filter (43); Wherein electricity causes and becomes light filter group (41) and be fixed in mirror case (3), fixedly color optical filter (42) or photochromic optical filter (43) are installed in mirror case (3) by converting mechanism more, and user can the above-mentioned fixedly color of self-changeable optical filter (42) or photochromic optical filter (43); Two splicings have angle (35) between the filter unit (32) of adjacent position, and two splicings splice bits in the filter unit (32) of adjacent position is equipped with shading strip (33).
2. according to electric welder's helmet claimed in claim 1, it is characterized in that: described angle (35) is positioned at filter unit (32) towards a side of user, and its angle is 200-60 degree.
3. according to the electric welder's helmet described in any one in claim 1 to 2, it is characterized in that: for the more converting mechanism of fixing color optical filter (42) or photochromic optical filter (43) is installed, by the lateral opening (51) on mirror case (3) and supporting plate (52), formed in mirror case (3); On supporting plate (52), there is holddown groove (53), fixedly color optical filter (42) or photochromic optical filter (43) are combined by holddown groove (53) and supporting plate (52), the size of lateral opening (51) and shape guarantee that the assembly of fixing color optical filter (42) or photochromic optical filter (43) and supporting plate (52) can insert mirror case (3) inside and other filter unit (32) be stitched together by this lateral opening (51), and under above-mentioned splicing state, a part for supporting plate (52) can be exposed mirror case (3) by lateral opening (51); After fixedly the size of the assembly of color optical filter (42) or photochromic optical filter (43) and supporting plate (52) and shape guarantee that this assembly is stitched together with other filter unit (32) by lateral opening (51) insertion mirror case (3) is inner, combinations thereof body can not rock in mirror case (3).
4. according to the electric welder's helmet described in any one in claim 1 to 2, it is characterized in that: for the more converting mechanism of fixing color optical filter (42) or photochromic optical filter (43) is installed, can also be formed by the pressure card (62) of the opening (61) on mirror case (3) and both sides thereof in mirror case (3), press card (62) and mirror case (3) one-body molded, press that card (62) is upper is having a bayonet socket (63) and a projection (64) in the face of the fixing one side of color optical filter (42) or photochromic optical filter (43), bayonet socket (63) is in the side near pressing card (62) to be connected with mirror case (3), projection (64) is in the side away from pressing card (62) to be connected with mirror case (3), press card (62) can be under the effect of external force there is no the one side generation elastic deformation of bayonet socket (63) and projection (64) on to it, when the pressure card (62) in both sides is not subject to artificial externally applied forces, minimum range on it between two projections (64) is less than and need to be installed on this more fixedly color optical filter (42) or equidirectional length of photochromic optical filter (43) in converting mechanism, and the minimum range on it between two bayonet sockets (63) is equal to or slightly less than and need to be installed on this more fixedly color optical filter (42) or equidirectional length of photochromic optical filter (43) in converting mechanism, when the pressure card (62) of both sides does not have the one side generation elastic deformation of bayonet socket (63) and projection (64) on to it under being subject to artificial externally applied forces effect, minimum range on it between two projections (64) is more than or equal to and need to be installed on this more fixedly color optical filter (42) or equidirectional length of photochromic optical filter (43) in converting mechanism, and the minimum range on it between two bayonet sockets (63) is more than or equal to and need to be installed on this more fixedly color optical filter (42) or equidirectional length of photochromic optical filter (43) in converting mechanism, the size of opening (61) and shape not only to guarantee to be installed on this more fixedly color optical filter (42) or the photochromic optical filter (43) in converting mechanism can put into or take out by this opening (61), the pressure card (62) that also will guarantee not affect its both sides is to apply under the effect of external force the deformation occurring in order to change the fixedly color optical filter (42) that is installed on therebetween or photochromic optical filter (43) people, when fixedly color optical filter (42) or photochromic optical filter (43) are installed on this more in converting mechanism time, the bayonet socket (63) on two side pressure cards (62) and projection (64) are fixed in mirror case (3) the clamping action of above-mentioned fixedly color optical filter (42) or photochromic optical filter (43).
5. according to the electric welder's helmet described in any one in claim 3 to 4, it is characterized in that: described fixedly color optical filter (42) is for having plane body or the contour body of certain light penetration.
6. according to electric welder's helmet claimed in claim 5, it is characterized in that: described shading strip (33) is one-body molded with mirror case (3), be positioned at the stitching portion of the upper adjacent filter unit (32) of mirror case (3), its size and shape guarantee that the arclight that blocks electric welding generation can not arrive user face by above-mentioned stitching portion.
7. according to electric welder's helmet claimed in claim 5, it is characterized in that: described shading strip (33) can also be lighttight deformable soft object, be fixed on the Mosaic face of filter unit (32), its size and shape guarantee that the arclight that blocks electric welding generation can not arrive by the stitching portion of adjacent filter unit (32) user face.
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| CN201410383343.0A CN104095708A (en) | 2014-08-07 | 2014-08-07 | Method and structure for expanding visual welding area of welding mask |
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| CN201410383343.0A CN104095708A (en) | 2014-08-07 | 2014-08-07 | Method and structure for expanding visual welding area of welding mask |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108737776A (en) * | 2017-04-13 | 2018-11-02 | 林肯环球股份有限公司 | Method and system for carrying out wireless live broadcast video flowing from welding mask |
| CN109846602A (en) * | 2019-03-26 | 2019-06-07 | 华侨大学 | Self-assembly modular multi-function electric welder's helmet |
| CN113194895A (en) * | 2019-03-06 | 2021-07-30 | 奥托斯维株式会社 | Eye protection structure |
| CN113425498A (en) * | 2021-08-26 | 2021-09-24 | 江苏江翔光电科技有限公司 | Welding mask and mask assembly thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108737776A (en) * | 2017-04-13 | 2018-11-02 | 林肯环球股份有限公司 | Method and system for carrying out wireless live broadcast video flowing from welding mask |
| CN113194895A (en) * | 2019-03-06 | 2021-07-30 | 奥托斯维株式会社 | Eye protection structure |
| CN113194895B (en) * | 2019-03-06 | 2023-12-19 | 奥托斯维株式会社 | eye protection structure |
| CN109846602A (en) * | 2019-03-26 | 2019-06-07 | 华侨大学 | Self-assembly modular multi-function electric welder's helmet |
| CN109846602B (en) * | 2019-03-26 | 2023-10-31 | 华侨大学 | Self-assembled modularized multifunctional electric welding mask |
| CN113425498A (en) * | 2021-08-26 | 2021-09-24 | 江苏江翔光电科技有限公司 | Welding mask and mask assembly thereof |
| CN113425498B (en) * | 2021-08-26 | 2021-11-02 | 江苏江翔光电科技有限公司 | Welding mask and mask assembly thereof |
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