CN202160724U

CN202160724U - Adjusting structure of safety face mask with earmuff

Info

Publication number: CN202160724U
Application number: CN2011201173029U
Authority: CN
Inventors: 彭永华
Original assignee: Bei Bei Safety Co Ltd
Current assignee: Bei Bei Safety Co Ltd
Priority date: 2011-04-20
Filing date: 2011-04-20
Publication date: 2012-03-14
Anticipated expiration: 2021-04-20

Abstract

The utility model provides an adjusting structure of a safety face mask with an earmuff, comprising a front-edge frame, an adjusting board, a helmet, a fine-adjusting part, an earmuff frame, a front head hoop, two fixed pieces and a rear head hoop. In the adjusting structure, not only is the safety face mask adjustably and stably worn on the head of a user, but also the earmuff frame and the helmet can be stably fastened by the adjusting structure and can be adjusted finely on large range and small range in a two-dimensional space, so that the danger that a user has influence on working and operation due to uncomfortable wearing can be avoided and the damage of the noise to the user can be avoided.

Description

A kind of safety eyewear adjustment structure with earmuff

Technical field

The utility model relates to a kind of safety eyewear adjustment structure, refers in particular to a kind of safety eyewear adjustment structure with earmuff that can firmly stablize the snapping earmuff frame and the helmet and do the adjustment that reaches fine motion among a small circle on a large scale of two-dimensional space.

Background technology

Be applied in the security protection face shield of protected working person face in the construction at present, its structure is merely the helmet and the face shield that has banding head inner ring in, because this articles for use structure is fixed; Cause the helmet can't free lifting or deflection, can't be fit to any needs that carry person's capitiform and workplace of wearing, cause and dress normal operation uncomfortable and that have influence on work easily and carry out and operate; Again because a lot of working environment is very noisy, when the noise decibels of generation is high; This moment, the worker must wear earmuff, did not receive the high-decibel noise injury with the protection auditory system, however above-mentioned known safe protective face mask; After the user dressed, being difficult to has living space again wore a secondary sound insulation earmuff, perhaps after the user wears earmuff; Because of this auricular appendage cover does not have positively and this security protection face shield snapping; Produce the phenomenon that very easily gets loose or drop, and this earmuff can't be done the deflection of magnitude range and extend adjustment, these all many defectives that manifest; Usually cause work can't carry out smoothly and dangerous the generation, therefore be necessary to improve.It serves as to consider to design that the utility model people puts with this, accomplishes the safety eyewear adjustment structure that reaches the adjustment of fine motion among a small circle on a large scale that can stablize the snapping one earmuff frame and the helmet simultaneously and make two-dimensional space finally.

The utility model content

In order to solve above-mentioned prior art weak point, the utility model purpose is to provide a kind of safety eyewear adjustment structure with earmuff of improvement, to overcome the defective of prior art.

In order to achieve the above object, the utility model provides a kind of safety eyewear adjustment structure with earmuff, and said safety eyewear adjustment structure comprises: a leading edge frame, and it is to extending below the lug that is provided with face shield and is provided with an open-work and at least one button hole at two ends; One adjustment plate is arranged on the lug outside of leading edge frame, and said adjustment plate is a plate body and is provided with an open-work at the through-hole position of corresponding leading edge frame; One helmet is arranged on leading edge frame top and is set on the adjustment plate button piece that said helmet is provided with corresponding adjustment plate and can adjusts; One trimming part; Be arranged on the inboard of the lug of leading edge frame; Be provided with protruding buckle chimeric in said trimming part one side with the button hole of leading edge frame; Said trimming part also includes the mutually nested collar that has the locating piece of an external tooth and an open-work and have internal tooth, and the inside that a side of the collar also is provided with mutual fastening has the clamping part of the first button portion and the fit portion that the outside has the second button portion and embedding recess, and this embedding recess is provided with two grooves and between groove, is provided with recess; One earmuff frame is set between clamping part and the fit portion, is provided with slotted hole in said earmuff frame both sides, and is provided with the corresponding buckle of the embedding recess portion with trimming part at two shoulders, and said buckle portion is provided with between two protruding rails and protruding rail and is provided with protuberance; Bind round before one, be arranged on the inboard of trimming part, the hoop two ends are respectively arranged with an open-work and a button hole before said head; Two fixtures wear the open-work that is arranged on head its open-work of preceding hoop and trimming part and adjustment plate through a fixture respectively, and combine through another fixture; With one after hoop, be arranged on the opposite side of hoop before the head, said head back hoop two ends be provided with head before protruding of button hole buckle of hoop.

Preferably, the lug of said leading edge frame is provided with the first buckle portion at the periphery of open-work.The said first buckle portion shape is selected from by a kind of shape in the group dull and stereotyped, that embedding is recessed and teeth are formed.

Preferably, the corresponding first buckle portion of said adjustment plate one of which side is provided with the second buckle portion, and the shape of the said second buckle portion is selected from a kind of shape in the group that is made up of flat board, projection and teeth.

Preferably, be provided with a plurality of positioning tooths in the clamping part of said trimming part, and be provided with axis hole in said clamping part one side.The collar one end of said trimming part be provided with positioning tooth fine setting have a protruding extension rod of embedding.The first button portion shape within it of the clamping part of said trimming part is selected from a kind of shape in the group that is made up of internal tooth, shrinkage pool and protruding grain.The outer shape of the fit portion of said trimming part is selected from a kind of shape in the group that external tooth, protruding grain and shrinkage pool form, and is provided with the embedding recess within it.

Preferably, the extension of a side of said adjustment plate is provided with a slide plate, and slide plate is provided with an a plurality of embeddings hole and a snap-on sheet.

Preferably, the piece of buckleing in the said helmet is hollow form and said helmet top and inner to be respectively arranged with at least one open-work and the embedding of embedding hole and snap-on sheet of corresponding adjustment plate protruding.

Preferably; The said helmet comprises that also helmet portion reaches helmet portion on one; Wherein, last helmet portion inboard is provided with at least two and goes up build-in portions, and be provided with between last build-in portion a plurality of on embedding portion; And down the helmet portion outside is provided with the following build-in of at least two of doing slippage portion with respect to last build-in portion, and in a plurality of embedding portions down that are provided with between build-in portion down with the buckle fine setting of last embedding portion.

Preferably, the said shape that goes up build-in portion is selected from a kind of shape in the group that is made up of dovetail groove or dovetail block.The said shape of build-in portion down is selected from a kind of shape in the group that is made up of dovetail block or dovetail groove.The said embedding portion of going up is selected from a kind of shape in the group that is made up of groove or dentation or protruding grain.The shape of said down embedding portion is selected from a kind of shape in the group that is made up of protruding grain or dentation or groove.

Preferably, the extension of a side of said adjustment plate is provided with a slide plate, and slide plate is provided with the snap-on sheet.

Preferably, buckle that piece is hollow form and it is provided with the buckle of pushing of corresponding its snap-on sheet of adjustment plate in the said helmet.

Preferably, said adjustment plate one of which side is extended and is provided with an extension rod, and in this extension rod one side and front end is respectively arranged with protruding axle and embedding is protruding.

Preferably, the piece of buckleing in the said helmet is the protruding axis hole of protruding axle that hollow form and set inside have a corresponding adjustment plate and embedding and finely tunes a plurality of positioning tooths.

Therefore; The utility model not only can be adjusted on the head that stably is worn on the user; Also can be through stablizing the snapping one earmuff frame and the helmet by the utility model and doing the adjustment that reaches fine motion among a small circle on a large scale of two-dimensional space; Because of dressing the uncomfortable danger that influences work and operation, and the person of avoiding the use of receives noise injury with the person of avoiding the use of.The desirable entity of the utility model can by following explanation and appended each be graphic and be able to distinct.

Description of drawings

Fig. 1 is the three-dimensional exploded view of the utility model.

Fig. 2 is the three-dimensional combination figure that the helmet of the utility model rises.

The three-dimensional combination figure that Fig. 3 falls for the helmet of the utility model.

Fig. 4 is the utility model button piece and the three-dimensional exploded view of adjusting plate.

Fig. 5 is the utility model button piece another side and the three-dimensional exploded view of adjusting plate.

Fig. 6 is the stereogram of the utility model helmet deflection.

Fig. 7 is the location drawing of the utility model adjustment plate and its lug of leading edge frame and fixture.

Fig. 8 is deflection of the utility model helmet and the side view of adjusting plate.

Fig. 9 is the stereogram () of the utility model adjustment plate.

Figure 10 is the stereogram (two) of the utility model adjustment plate.

Figure 11 is the stereogram (three) of the utility model adjustment plate.

Figure 12 is the location drawing of buckleing another embodiment of piece and its lug of leading edge frame and fixture of the utility model adjustment plate and the helmet.

Figure 13 is the location drawing of the utility model adjustment another embodiment of plate and its lug of leading edge frame and fixture.

Figure 14 is the three-dimensional exploded view of the utility model trimming part.

Figure 15 is the three-dimensional combination figure of Figure 14.

Figure 16 is the effect profile of its locating piece of the utility model trimming part and the collar.

Figure 17 is the effect profile of its collar of the utility model trimming part and clamping part.

Figure 18 is another profile of the utility model Figure 15.

Figure 19 A is the three-dimensional exploded view () of another embodiment of the utility model trimming part.

Figure 19 B is the three-dimensional exploded view (two) of another embodiment of the utility model trimming part.

Figure 19 C is the integrated three-dimensional exploded view of the utility model trimming part.

Figure 19 D is the profile of Figure 19 C.

Figure 19 E is the three-dimensional exploded view () of the utility model trimming part shrink-fit structure.

Figure 19 F is the three-dimensional exploded view (two) of the utility model trimming part shrink-fit structure.

Figure 20 is the unit assembly drawing of the utility model Figure 19 A.

Figure 21 is the three-dimensional combination figure of the utility model Figure 19 A.

Figure 22 is the three-dimensional exploded view of the another embodiment of the utility model trimming part.

Figure 23 is the three-dimensional combination figure of the utility model Figure 22.

Figure 24 is solid combination (folding) figure of another embodiment of the utility model helmet.

Figure 25 is solid combination (drawing back) figure of another embodiment of the utility model helmet.

Figure 26 is the combination section of another embodiment of the utility model helmet.

Description of reference numerals is following

Leading edge frame 1; Lug 11; The first buckle portion 110; Dull and stereotyped 1101; Embedding recessed 1102; Teeth 1103; Open-work 12; Button hole 13; Face shield 14; Adjustment plate 2; The second buckle portion 20; Dull and stereotyped 200; Projection 201; Teeth 202; Open-work 21; Slide plate 22; Embedding hole 221; Snap-on sheet 222; Fixture 23 fixtures 231; Location division 232; Thread 233; Positioning tooth 2331; Trimming part 3; Locating piece 31; External tooth 310; Open-work 311; Protruding button 312; The collar 32; Internal tooth 320; Extension rod 321; Protruding axle 3210; Embedding protruding 322; Clamping part 323; Axis hole 3230; The first button portion 324; Internal tooth 3241; Shrinkage pool 3242; Protruding grain 3243; Fit portion 325; The second button portion 326; External tooth 3261; Protruding grain 3262; Shrinkage pool 3263; Embedding recess 327; Groove 3271; Recess 3272; Hoop 4 before the head; Button hole 41; Open-work 42; Head back hoop 43; Protruding axle 431; Earmuff frame 5; Slotted hole 50; Buckle portion 51; Protruding rail 510; Protuberance 511; The helmet 6; Last helmet portion 60; Last build-in portion 601; Last embedding portion 602; Following helmet portion 603; Following build-in portion 604; Following embedding portion 605; Button piece 61; Open-work 62; Embedding protruding 621; Push buckle 63.

The specific embodiment

For structure, characteristic and other purposes that can further understand the utility model, combine appended preferred embodiment to specify as follows at present, illustrated preferred embodiment only is used to explain the technical scheme of the utility model, and non-limiting the utility model.

Please cooperate referring to Fig. 1 to shown in Figure 11; Fig. 1 to Figure 11 is respectively three-dimensional combination figure that the three-dimensional exploded view, the helmet of the utility model rise, three-dimensional combination figure that the helmet is fallen, buckle stereogram, adjustment plate with its lug of leading edge frame and the fixture of the three-dimensional exploded view of piece and adjustment plate, the three-dimensional exploded view of buckle piece another side and adjustment plate, helmet deflection the location drawing, helmet deflection and the side view of adjustment plate, stereogram (), (two), (three) of adjustment plate, the safety eyewear of having earmuff of the utility model are adjusted structure and can be included a leading edge frame 1, in preferred embodiment one and adjust plate 2, a trimming part 3, a helmet 6, a trimming part 3, an earmuff frame 5, bind round 43 after binding round 231,23, one of 4, two fixtures before one.

Leading edge frame 1, it is to extending below the lug 11 that is provided with face shield 14 and is provided with an open-work 12 and at least one button hole 13 at two ends; Also be provided with the first buckle portion 110 around the open-work 12 as for lug 11; It is shaped as dull and stereotyped 1101 at present embodiment (as shown in Figure 1); But do not limit with this, it also can be recessed 1102 (as shown in Figure 7) of embedding or is teeth 1103 (like the shape shown in Figure 11) or other any shape that can make buckle.

Adjustment plate 2; Be arranged on lug 11 outsides of leading edge frame 1; This adjustment plate 2 is a plate body and is provided with an open-work 21 at open-work 42 places of corresponding leading edge frame 1; Extend in these adjustment plate 2 one sides of present embodiment again and be provided with a slide plate 22; And slide plate 22 is provided with an a plurality of embeddings hole 221 and a snap-on sheet 222 (like Fig. 1,2,4,5,7,9,10, shown in 11), and further the first buckle portion 110 of the corresponding leading edge frame 1 of these adjustment plate 2 one sides is provided with the second buckle portion 20, and this second buckle portion 20 is dull and stereotyped 200 (like Fig. 1,4,5, shown in 9) in the shape of present embodiment; But do not limit the utility model with this; Its also can be projection 201 (like Fig. 7,8, shown in 10, or for teeth 202 (shown in figure 11) or other any shape that can make buckle, for corresponding leading edge frame 1 lug 11 be positioned at setly around the open-work 12 can be that dull and stereotyped 1102, embedding is recessed 1102, the first buckle portion 110 of any shape that can make buckle of teeth 1103 or other and make rotation adjustment angle.

The helmet 6 is arranged on leading edge frame 1 top and is set in and adjusts on the plate 2, and portion is provided with the corresponding button piece 61 of adjusting plate 2 and adjusting within it; And this button piece 61 is hollow form; And reach inside above that and be respectively arranged with at least one open-work 62 and protruding 621 (the seeing also shown in 4,5 figure) of embedding, this button piece 61 is provided with at least one open-work 62 at the snap-on sheet 222 of its corresponding adjustment plate 2, and this open-work 62 of present embodiment is rectangle; But do not limit the utility model with this; It is square or prolate is square or any can be for the shape of adjustment plate 2 its snap-on sheet 222 buckles, then be provided with at least one embedding of plural embedding hole 221 buckles of corresponding adjustment plate 2 its slide plates 222 in it as for button piece 61 protruding 621, therefore; Utilize flexure strip 222 to do spacing adjustment on a large scale in the number district in the button piece 61; And each utilizes in the button piece 61 set a plurality of embeddings hole 221 buckles in the set few embedding protruding 621 and adjustment plate 2 its slide plates 22 again on a large scale, and do a district interior on a large scale slide up and down inching (like Fig. 2, shown in 3) among a small circle, as for; Adjust plate 2 and buckle piece 61 inside owing to be arranged on the helmet 6; Therefore, when the helmet 6 deflection forwards, backwards, it can drive adjustment plate 2 and rotate (like Fig. 6, shown in 8) relatively in lug 11 intercropping of leading edge frame 1; Moreover its helmet 6 of the utility model also can be the movable telescopic formula except preceding being the integral body; Please consult Figure 24, Figure 25, shown in Figure 26; Be respectively the combination section of another embodiment of solid combination (drawing back) figure, the utility model helmet of another embodiment of solid combination (folding) figure, the utility model helmet of another embodiment of the utility model helmet, this helmet 6 further can be made up of

last helmet portion

60 and 603 in integral with it following helmet portion, is provided with build-in portion 601 at least two in last helmet portion 60 inboards therebetween; And should go up build-in portion 601 in present embodiment is the dovetail groove shape; But do not limit the utility model with this, it also can be any chimeric groove shape body that supplies, and all belongs to the protection domain of the utility model; In order to make it can have on-slip and fine adjustment function; Should go up 601 in build-in portion and be provided with a plurality of embedding portions 602 of going up, should go up embedding portion 602 in present embodiment and be shaped as groove-like, but not limit the utility model with this; It also can be dentation or other any shape that supplies build-in, all belongs to the protection domain of the utility model; As for the following helmet portion 603 of last helmet portion 60 effects; Its outside is provided with at least two following build-in portions 604 with respect to last build-in portion 601 places; 604 shapes are the dovetail shape in this time of present embodiment build-in portion, but do not limit this wound with this, and it can be any blocks that supplies build-in; The protection domain that all belongs to the utility model; Again for making its last embedding portion 602 do that the on-slip embedding ends and the size effect of the adjustment helmet 6 with last helmet portion 60, helmet portion 603 down with respect on 601 in build-in portion on it embedding portion 602 be in down 604 in build-in portion be provided with a plurality of under embedding portions 605, be protruding in this time of present embodiment embedding portion 605 shapes; But do not limit the utility model with this; It also can be dentation or other any shape that supplies build-in, all belongs to the protection domain of the utility model, and promptly the utility model is when operation; Only need to play helmet portion 603 up helmet portion 60 do flexible push-and-pull and get final product; This relative last build-in portion 601 can do slippage with following build-in portion 604, and set therebetween last embedding portion 602 then can do the fine setting location of click click with following embedding portion 605 and adjust the size (like Figure 24, Figure 25) of this helmet 6, reaches as for last build-in portion 601 and following build-in portion 604 that embedding portion 605 also can replace under upward embedding portion 602 reaches.

Trimming part 3 is arranged on the inboard of leading edge frame 1 its lug 11, and these trimming part 3 one sides are extended to be provided with and are arranged on chimeric protruding of at least one button hole 13 on the lug 11 with leading edge frame 1 and buckle 312; Do adjustment deflection on a large scale for this trimming part 3, this trimming part 3 further includes the mutually nested locating piece with external tooth 1,310 31 and has the collar 32 of internal tooth 320, and locating piece 31 for provide its be fixed therein the centre be provided with in addition one can be square hole open-work 311; And the collar 32 1 sides are provided with the clamping part 323 and the fit portion 325 of mutual fastening in addition, and the collar 32 1 ends of this trimming part 3 are provided with the extension rod 321 with embedding protruding 322 of the positioning tooth 2331 do fine settings of the clamping part nested with it 323, please cooperate and consult Figure 14, Figure 15, Figure 16, Figure 17, shown in Figure 180; Be respectively the three-dimensional exploded view of the utility model trimming part, for the three-dimensional combination figure of Figure 14, for the effect profile of its locating piece of the utility model trimming part and the collar, for the effect profile of its collar of the utility model trimming part and clamping part, be another profile of the utility model Figure 15, this trimming part 3 is set in locating piece 31 in the collar 32, it is with external tooths 310 outward owing to locating piece 31; And the collar 32 in it ring be provided with internal tooth 320, so the two after nested then capable of using therebetween outward, internal tooth 310,320 and make relative rotary fine adjustment, the collar 32 1 sides are provided with the extension rod 321 of tool embedding protruding 322 again; These extension rod 321 1 sides also are provided with a protruding axle 3210, and after the collar 32 and clamping part 323 fastened, the embedding protruding 322 in the collar 32 the place aheads promptly was arranged on clamping part 323 inside (like Figure 14,15, shown in 18); The set protruding axle 3120 of extension rod 321 1 sides then embedding is arranged on the relative axis hole 3230 of clamping part 323, for fastening with clamping part 323, therefore; Clamping part 323 can be through the collar 32 protruding axle 3210 do deflection as rotating shaft, correspond to protruding 322 1 sides of embedding as for clamping part 323 its inside and be provided with a plurality of positioning tooths 2331 (like Figure 16,17, shown in 18), this collar 32 is arranged on the embedding protruding 322 of extension rod 321 outer ends; Can on a plurality of positioning tooths 2331, do the deflection embedding and end the fine setting location, (shown in figure 16) only the locating piece 31 of trimming part 3 adjusted with the collar 32 intercropping on a large scale, and (shown in figure 17) the utility model is except the adjustment on a large scale of Figure 16; The clamping part 323 that itself and fit portion 325 are combined into one also can be set in the collar 32 as rotation on the protruding axle 3210 of rotating shaft through axis hole 3230, utilizes the embedding protruding 322 of the collar 32 its extension rod 321 front ends and clamping part 323 inner relative a plurality of positioning tooths 2331 to do chimeric the fine setting; The fit portion 325 of trimming part 3 is for providing and corresponding clamping part 232 fits again, and an end of clamping part 323 is provided with the first button portion 324, takes the shape of the letter U in order to do fastening with the fit portion that takes the shape of the letter U 325 in the first button portion 324 of these clamping part 323 1 sides of present embodiment; Be provided with internal tooth 3241 in being shaped as of the first button portion 324, for the fit portion that is outside equipped with external tooth 3,261 325 engagements and fine setting displacement adjustment, but do not limit the utility model with this; The shape of this first button portion 324 also can be and is provided with at least one shrinkage pool 3242 (like Figure 19 A, Figure 20, shown in Figure 21;, be respectively the three-dimensional exploded view () of another embodiment of the utility model trimming part, the unit assembly drawing of the utility model Figure 19 A, the three-dimensional combination figure of the utility model Figure 19 A), and corresponding fit portion 325 is provided with external tooth 3261 shapes except previous embodiment; In order to cooperate at least one shrinkage pool 3242 shapes of the corresponding first button portion 324; Do not limit the utility model yet, can be outside equipped with the shape (like Figure 19 A, Figure 20, shown in Figure 21) of at least one protruding grain 3262 yet at it with this, through between chimeric adjusting; Otherwise also can be provided with at least one protruding grain 3243 shapes (three-dimensional exploded view (two) of another embodiment of the utility model trimming part shown in Figure 19 B) in this first button portion 324; Fasten for the shape with corresponding fit portion 325 its outside set at least one shrinkage pools 3263 and to adjust, fit portion 325 its embedding recesses 327 that take the shape of the letter U are provided with at least two grooves 3271 in addition again, and are provided with at least two recesses 3272 (shown in figure 14) at these 3271 of two grooves.And for example Figure 22, shown in Figure 23 be the three-dimensional exploded view of the another embodiment of the utility model trimming part, the three-dimensional combination figure of the utility model Figure 22, with the extension rod of trimming part 3 321 directly and clamping part 324 be fixed as one; Again the utility model locating piece 31 that also can trimming part 3 be had an external tooth 310 with in to be provided with the collar 32 of internal tooth 320 one-body molded; Please consult integrated three-dimensional exploded view of the utility model trimming part and profile thereof like Figure 19 C, Figure 19 D; Be present embodiment system it doesn't matter external tooth 310 and internal tooth 320; And this part of the locating piece 31 and the collar 32 is combined into one with integrated formed structure, its central authorities are provided with open-work 311 equally.Moreover; Consult the three-dimensional exploded view that Figure 19 E is the utility model trimming part shrink-fit structure (); The utility model trimming part 3 also can be with this locating piece 31 and the collar 32 its internal structure planes (external tooth 310 and internal tooth 320 promptly are not set) except can be aforementioned integrated formed structure, are integral and combine with shrink-fit structure; And Figure 19 E is provided with the extension rod 321 with embedding protruding 322 with the collar 32 1 sides; Extension rod 321 1 sides are provided with a protruding axle 3210, and after the collar 32 fastened with the clamping part that 325 effects of fit portion are provided 323, the embedding protruding 322 in the collar 32 the place aheads promptly was arranged on clamping part 323 inside; And 3120 on the set protruding axle of extension rod 321 1 sides is embedded on the relative axis hole 3230 of clamping part 323; For fastening with clamping part 323, protruding axle that clamping part 323 can be through the collar 32 3210 is done deflection as rotating shaft, and clamping part 323 inside correspond to protruding 322 1 sides of embedding equally and are provided with a plurality of positioning tooths 2331; It is protruding 322 that the collar 32 is arranged on the embedding of extension rod 321 outer ends, can on a plurality of positioning tooths 2331, do the deflection embedding and end the fine setting location; Consult the three-dimensional exploded view that Figure 19 F is the utility model trimming part shrink-fit structure (two), it is that extension rod 321 with the aforementioned collar 32 directly combines fixedly to become one with clamping part 323 that this Figure 19 F is different from Figure 19 E structure.

Earmuff frame 5; Be set between the clamping part 323 and fit portion 325 of trimming part 3; Slotted hole 50 is set and is provided with buckle portion 51 in these earmuff frame 5 both sides at two shoulders; The utility model is at least two grooves 3271 and at least two the recess 3272 corresponding fits with the embedding recess 327 of trimming part 3 its fit portions 325, is provided with at least two protruding rails 510 of its corresponding fastening and is arranged on the protuberance 511 of 510 of this protruding rails at 5 liang of shoulders of earmuff frame, when the two fastens; Fit portion 325 is arranged on the groove 3271 of embedding recess 327 and protruding rail 510 fastenings of the buckle portion 51 of 5 liang of shoulders of earmuff frame; When arriving anchor point, this fit portion 325 is located at the recess 3272 of embedding recess 327, then is fastened on the protuberance 511 of 510 of buckle portion 51 its protruding rails of 5 liang of shoulders of earmuff frame.

Bind round 4 before the head, be arranged on the inboard of trimming part 3, be respectively arranged with an open-work 42 and a button hole 41 at its two ends.

Two

fixtures

231,23; Wear the open-

work

311,21 that is arranged on preceding hoop 4 its open-works 42 of head and trimming part 3 and adjustment plate 2 through the fixture 231 that can be bolt; And combine through another fixture 23 that can be nut; And the fixture that can be bolt of the utility model 231 its wear the location for the locating piece 31 that makes trimming part 3 and make its not the reason collar 32 rotate in rotation, so the rectangular location division 232 that one of which side shape can be square, for can be corresponding locating piece 31 its open-work 311 embedding fastening positions that can be square hole; Be provided with thread 233 in addition as for 232 outsides, location division, for being integral with the fixture that can be nut 23 23 screw lock packings.

Head back hoop 43 is arranged on the side in addition of hoop 4 before the head, its two ends be provided with head before protruding 431 of button hole 41 buckles of hoop 4.

See also like Figure 12, shown in Figure 13; Be the location drawing of buckleing another embodiment of piece and its lug of leading edge frame and fixture of the utility model adjustment plate and the helmet, the location drawing that the utility model is adjusted the another embodiment of plate and its lug of leading edge frame and fixture; Promptly this adjustment plate 2 also can slide plate 22 be provided with the snap-on sheet 222 of safety cap; Make with hollow form button piece 61 its corresponding set buckles 63 of pushing and fasten; When snap-on sheet 222 inserted button pieces 61 to location, what this pushed that buckle 63 promptly adjusts plate 2 its relative positions pushed buckle 63 buckles, when pressing when pushing buckle 63; The snap-on sheet 63 of this adjustment plate 2 promptly can separate with it, and adjustment plate 2 can be by breaking away from the button piece 61; As for adjustment plate 2 also can design be for as Fig. 1, Figure 16, Figure 17, shown in Figure 180 to have extension rod 321 and an embedding of protruding 3210 protruding 322, then be provided with a plurality of positioning tooths 2331 that have with the axis hole 3230 of its effect and fine setting effect at the piece 61 of buckleing of the helmet 6 sides.

The utility model not only can be adjusted on the head that stably is worn on the user, also can stablize the snapping one earmuff frame 5 and the helmet 6 and do the adjustment that reaches fine motion among a small circle on a large scale of two-dimensional space through the utility model.

In sum; The utility model is under the situation that breaks through prior art constructions; Really reached the effect of wanting institute's desire to promote, and neither the person of ordinary skill in the field expected easily, neither those skilled in the art can expect easily.Moreover the utility model is still unexposed before application, therefore has novelty, creativeness and practicality.

What need statement is that the above-mentioned utility model content and the specific embodiment are intended to prove the practical application of technical scheme that the utility model provides, and should not be construed as the qualification to the utility model protection domain.Those skilled in the art are in the spirit and principle of the utility model, when doing various modifications, being equal to replacement or improvement.The protection domain of the utility model is as the criterion with appended claims.

Claims

1. a safety eyewear adjustment structure is characterized in that, said safety eyewear adjustment structure comprises:

One leading edge frame, it is to extending below the lug that is provided with face shield and is provided with an open-work and at least one button hole at two ends;

One adjustment plate is arranged on the lug outside of leading edge frame, and said adjustment plate is a plate body and is provided with an open-work at the through-hole position of corresponding leading edge frame;

One helmet is arranged on leading edge frame top and is set on the adjustment plate button piece that said helmet is provided with corresponding adjustment plate and can adjusts;

One trimming part; Be arranged on the inboard of the lug of leading edge frame; Be provided with protruding buckle chimeric in said trimming part one side with the button hole of leading edge frame; Said trimming part also includes the mutually nested collar that has the locating piece of an external tooth and an open-work and have internal tooth, and the inside that a side of the collar also is provided with mutual fastening has the clamping part of the first button portion and the fit portion that the outside has the second button portion and embedding recess, and this embedding recess is provided with two grooves and between groove, is provided with recess;

One earmuff frame is set between clamping part and the fit portion, is provided with slotted hole in said earmuff frame both sides, and is provided with the corresponding buckle of the embedding recess portion with trimming part at two shoulders, and said buckle portion is provided with between two protruding rails and protruding rail and is provided with protuberance;

Bind round before one, be arranged on the inboard of trimming part, the hoop two ends are respectively arranged with an open-work and a button hole before said head;

Two fixtures wear the open-work that is arranged on head its open-work of preceding hoop and trimming part and adjustment plate through a fixture respectively, and combine through another fixture; With

Hoop after one is arranged on the opposite side of hoop before the head, said head back hoop two ends be provided with head before protruding of button hole buckle of hoop.

2. safety eyewear adjustment structure as claimed in claim 1 is characterized in that the lug of said leading edge frame is provided with the first buckle portion at the periphery of open-work.

3. safety eyewear adjustment structure as claimed in claim 2 is characterized in that the said first buckle portion shape is selected from by a kind of shape in the group dull and stereotyped, that embedding is recessed and teeth are formed.

4. safety eyewear adjustment structure as claimed in claim 3; It is characterized in that; The corresponding first buckle portion of said adjustment plate one of which side is provided with the second buckle portion, and the shape of the said second buckle portion is selected from a kind of shape in the group that is made up of flat board, projection and teeth.

5. safety eyewear adjustment structure as claimed in claim 4 is characterized in that, is provided with a plurality of positioning tooths in the clamping part of said trimming part, and is provided with axis hole in said clamping part one side.

6. safety eyewear as claimed in claim 5 adjustment structure is characterized in that, the collar one end of said trimming part be provided with the positioning tooth fine setting have a protruding extension rod of embedding.

7. safety eyewear adjustment structure as claimed in claim 6 is characterized in that the first button portion shape within it of the clamping part of said trimming part is selected from a kind of shape in the group that is made up of internal tooth, shrinkage pool and protruding grain.

8. safety eyewear as claimed in claim 7 adjustment structure is characterized in that, the outer shape of the fit portion of said trimming part is selected from a kind of shape in the group that external tooth, protruding grain and shrinkage pool form, and is provided with the embedding recess within it.

9. safety eyewear adjustment structure as claimed in claim 8 is characterized in that the side extension of said adjustment plate is provided with a slide plate, and slide plate is provided with an a plurality of embeddings hole and a snap-on sheet.

10. safety eyewear as claimed in claim 9 adjustment structure is characterized in that, the piece of buckleing in the said helmet is hollow form and said helmet top and inner to be respectively arranged with at least one open-work and the embedding of embedding hole and snap-on sheet of corresponding adjustment plate protruding.

11. safety eyewear adjustment structure as claimed in claim 10; It is characterized in that the said helmet comprises that also helmet portion reaches helmet portion on one, wherein; Last helmet portion inboard is provided with at least two and goes up build-in portions; And be provided with between last build-in portion a plurality of on embedding portion, and the helmet portion outside is provided with the following build-in of at least two of doing slippage portion with respect to last build-in portion down, and in a plurality of embedding portions down that are provided with between build-in portion down with the buckle fine setting of last embedding portion.

12. safety eyewear adjustment structure as claimed in claim 11 is characterized in that the said shape that goes up build-in portion is selected from a kind of shape in the group that is made up of dovetail groove or dovetail block.

13. safety eyewear adjustment structure as claimed in claim 12 is characterized in that, the said shape of build-in portion down is selected from a kind of shape in the group that is made up of dovetail block or dovetail groove.

14. safety eyewear as claimed in claim 13 adjustment structure is characterized in that, the said embedding portion of going up is selected from a kind of shape in the group that is made up of groove or dentation or protruding grain.

15. safety eyewear as claimed in claim 14 adjustment structure is characterized in that, the said shape of embedding portion down is selected from a kind of shape in the group that is made up of protruding grain or dentation or groove.

16. safety eyewear adjustment structure as claimed in claim 8 is characterized in that the side extension of said adjustment plate is provided with a slide plate, and slide plate is provided with the snap-on sheet.

17. safety eyewear as claimed in claim 16 adjustment structure is characterized in that, buckles that piece is hollow form and it is provided with the buckle of pushing of corresponding its snap-on sheet of adjustment plate in the said helmet.

18. safety eyewear as claimed in claim 8 adjustment structure is characterized in that, said adjustment plate one of which side is extended and is provided with an extension rod, and in this extension rod one side and front end is respectively arranged with protruding axle and embedding is protruding.

19. safety eyewear as claimed in claim 18 adjustment structure is characterized in that, the piece of buckleing in the said helmet is the protruding axis hole of protruding axle that hollow form and set inside have a corresponding adjustment plate and embedding and finely tunes a plurality of positioning tooths.