CN208552219U - A kind of wear-type automatic beam change type ox-hide protective face mask - Google Patents
A kind of wear-type automatic beam change type ox-hide protective face mask Download PDFInfo
- Publication number
- CN208552219U CN208552219U CN201720982838.4U CN201720982838U CN208552219U CN 208552219 U CN208552219 U CN 208552219U CN 201720982838 U CN201720982838 U CN 201720982838U CN 208552219 U CN208552219 U CN 208552219U
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- CN
- China
- Prior art keywords
- side wall
- beam change
- mounting box
- automatic beam
- helical teeth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 21
- 239000011521 glass Substances 0.000 claims abstract description 14
- 239000010985 leather Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000011229 interlayer Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims 1
- 239000002131 composite material Substances 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract description 3
- 210000003128 head Anatomy 0.000 description 4
- 239000007789 gas Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000003471 anti-radiation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Toys (AREA)
Abstract
The utility model discloses a kind of wear-type automatic beam change type ox-hide protective face masks, the side wall of the shield body is equipped with automatic beam change mirror, one end of one end rotation connection simple glass mirror of the automatic beam change mirror, and the side wall of simple glass mirror is connect by the first spring with one end of automatic beam change mirror, mounting box is embedded in the side wall of the shield body, and the bottom wall of mounting box offers limiting slot, this utility model structure is simple, rotate turntable, band carry-over bar, movable plate, sliding block and connecting line move back and forth, the wherein position of the first helical teeth and the second helical teeth intermeshing stationary rack, this composite structure is easy to operate, shield body perimeter is decreased or increased to the head for adapting to different users, user is more comfortable, working efficiency is higher, loop bar is moved downwards, it is detached from the first helical teeth and the second helical teeth, in the second bullet Under the action of spring, movable plate is pushed out, and the perimeter of shield body increases, and user's very comfortable takes off protective face mask.
Description
Technical field
The utility model relates to industrial protection field, specially a kind of wear-type automatic beam change type ox-hide protective face mask.
Background technique
Protective face mask is a kind of for industrial protection eyes and facial from dust, chemical substance, hot gas, poison gas, leftover
Etc. harmful substances head on the industrial protective mask encroached on, protective face mask is divided into according to use occasion difference: electric welder's helmet, safety are anti-
Face shield, medical protective mask, gas mask and anti-radiation mask, now the electric welder's helmet automatic beam change function and material in use
The mask new period is started using moccasin leather, wear-type mask has also liberated both hands, but existing mask volume is still solid
Fixed, user's head size is different, causes eye different to the distance of protective glasses, influences electrical welding operation.
Utility model content
The purpose of this utility model is to provide a kind of wear-type automatic beam change type ox-hide protective face masks, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of wear-type automatic beam change type ox-hide protective face mask, including shield body, automatic beam change mirror, the first spring and
Simple glass mirror, the side wall of the shield body are equipped with automatic beam change mirror, and one end of the automatic beam change mirror is rotatablely connected
One end of simple glass mirror, and the side wall of simple glass mirror is connect by the first spring with one end of automatic beam change mirror, it is described anti-
Mounting box is embedded in the side wall of shield ontology, and the bottom wall of mounting box offers limiting slot, is equipped with movement inside the mounting box
One end of plate, one end of the movable plate and connecting line connects, and the other end of connecting line opened up through mounting box side wall the
One through-hole is simultaneously connect with shield body side wall, the lower end surface connection sliding block of the movable plate, second opened up on the sliding block
First connecting rod is plugged in through-hole, and the both ends of first connecting rod are connect with the two sidewalls of limiting slot respectively, the movable plate
Side wall connected by one end of second spring and support rod, and the side wall of the other end connection mounting box of support rod, the shifting
The side wall of movable plate and one end of rack gear connect, and rack gear runs through the fourth hole that mounting box side wall opens up, the rear side of the rack gear
Teeth and the spur gear engagement that wall is equipped with, spur gear and the concentric fixed setting of second bevel gear, and the center of second bevel gear
Axis is rotatablely connected the upper surface of support rod, and the second bevel gear is engaged with first bevel gear, the side wall of the first bevel gear
One end of the second connecting rod is connected, and the other end of the second connecting rod sequentially passes through the third through-hole opened up on limit plate and installation
The fourth hole that box side wall opens up, the side wall of the upper end connection mounting box of the limit plate, the lower end of the rack gear is equipped with first
Helical teeth, the lower section matching of first helical teeth are equipped with the second helical teeth, and the upper end of the lower end connection snap-gauge of the second helical teeth, and snap-gauge
One end be flexibly connected the outer wall of mounting box, the lower end surface of the snap-gauge is flexibly connected one end of loop bar, is socketed on the loop bar
Sleeve, and the other end of loop bar is connected by the inner wall of third spring and sleeve, one end of the sleeve is flexibly connected mounting box
Side wall.
Preferably, the side wall of the other end connection turntable of second connecting rod.
Preferably, the material of the shield body is ox-hide.
Preferably, the shield body is made of two layers of ox-hide, and mounting box and connecting line are located in ox-hide interlayer.
Preferably, the lower end of the shield body is equipped with neck guard leather.
Preferably, 90 are presented between the teeth that the rear wall of the rack gear is equipped with and the first helical teeth that rack gear lower end surface is equipped with
Degree setting.
Compared with prior art, the utility model has the beneficial effects that this utility model structure is simple, addition mounting box,
The structures such as limiting slot, movable plate and first connecting rod rotate turntable, drive the second connecting rod, first bevel gear and the second cone tooth
Wheel rotation, band carry-over bar, movable plate, sliding block and connecting line move back and forth, wherein the first helical teeth and the intermeshing of the second helical teeth are solid
The position of fixed rack, this composite structure is easy to operate, and shield body perimeter is decreased or increased to the head for adapting to different users
Portion, user is more comfortable, and working efficiency is higher, and loop bar is moved downwards, is detached from the first helical teeth and the second helical teeth, in the second bullet
Under the action of spring, movable plate is pushed out, and the perimeter of shield body increases, and user's very comfortable takes off protective face mask.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is A structure enlargement diagram；
Fig. 3 combines the unit the explosive view of backsight for rack gear, spur gear and the second bevel gear in Fig. 2.
In figure: 1, shield body；2, automatic beam change mirror；3, the first spring；4, simple glass mirror；5, mounting box；6, it limits
Position slot；7, movable plate；8, sliding block；9, first connecting rod；10, second spring；11, support rod；12, rack gear；13, the second cone tooth
Wheel；14, first bevel gear；15, the second connecting rod；16, limit plate；17, turntable；18, the first helical teeth；19, the second helical teeth；20,
Snap-gauge；21, loop bar；22, sleeve；23, third spring；24, connecting line.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution:
A kind of wear-type automatic beam change type ox-hide protective face mask, including shield body 1, automatic beam change mirror 2, the first spring
3 and simple glass mirror 4, the side wall of shield body 1 is equipped with automatic beam change mirror 2, and one end rotation connection of automatic beam change mirror 2 is general
One end of logical glass mirror 4, and the side wall of simple glass mirror 4 is connect by the first spring 3 with one end of automatic beam change mirror 2, is protected
Mounting box 5 is embedded in the side wall of cover body 1, and the bottom wall of mounting box 5 offers limiting slot 6, is equipped with movable plate inside mounting box 5
7, one end of movable plate 7 is connect with one end of connecting line 24, and the other end of connecting line 24 opened up through 5 side wall of mounting box the
One through-hole is simultaneously connect, the lower end surface connection sliding block 8 of movable plate 7 with 1 side wall of shield body, the second through-hole opened up on sliding block 8
It is inside plugged with first connecting rod 9, and the both ends of first connecting rod 9 are connect with the two sidewalls of limiting slot 6 respectively, the side of movable plate 7
Wall is connect by second spring 10 with one end of support rod 11, and the side wall of the other end connection mounting box 5 of support rod 11, mobile
The side wall of plate 7 is connect with one end of rack gear 12, and the fourth hole that rack gear 12 is opened up through 5 side wall of mounting box, after rack gear 12
Teeth and the spur gear engagement that side wall is equipped with, spur gear and the concentric fixed setting of second bevel gear 13, and second bevel gear 13
Central axis rotation connection support bar 11 upper surface, second bevel gear 13 engages with first bevel gear 14, first bevel gear 14
Side wall connect one end of the second connecting rod 15, and the other end of the second connecting rod 15 sequentially passes through the opened up on limit plate 16
The fourth hole that three through-holes and 5 side wall of mounting box open up, the side wall of the upper end connection mounting box 5 of limit plate 16, under rack gear 12
End is equipped with the first helical teeth 18, is between the teeth that the rear wall of rack gear 12 is equipped with and the first helical teeth 18 that 12 lower end surface of rack gear is equipped with
The lower section matching of existing 90 degree of settings, the first helical teeth 18 is equipped with the second helical teeth 19, and the lower end of the second helical teeth 19 connects snap-gauge 20
Upper end, and one end of snap-gauge 20 is flexibly connected the outer wall of mounting box 5, the lower end surface of snap-gauge 20 is flexibly connected one end of loop bar 21,
Sleeve 22 is socketed on loop bar 21, and the other end of loop bar 21 is connect by third spring 23 with the inner wall of sleeve 22, sleeve 22
The side wall of one end flexible connection mounting box 5.
The side wall of the other end connection turntable 17 of second connecting rod 15, the material of shield body 1 is ox-hide, shield sheet
Body 1 is made of two layers of ox-hide, and mounting box 5 and connecting line 24 are located in ox-hide interlayer, and the lower end of shield body 1 is equipped with neck guard
90 degree of settings are presented between the first helical teeth 18 that leather, the teeth that the rear wall of rack gear 12 is equipped with and 12 lower end surface of rack gear are equipped with.
Working principle: rotation turntable 17 drives the second connecting rod 15, second bevel gear 13 and first bevel gear 14 to rotate,
Second bevel gear 13 is rotated by axis turn spur, the teeth engagement rotation of 12 rear wall of spur gear and rack gear, to drive
Rack gear 12 is mobile, and band carry-over bar 12, movable plate 7, sliding block 8 and connecting line 24 move back and forth, wherein the first helical teeth 18 and second is oblique
Tooth 19 is intermeshed the position of stationary rack 12, this composite structure is easy to operate, 1 perimeter of shield body is decreased or increased suitable
The head of different users is answered, user is more comfortable, and working efficiency is higher, and snap-gauge 20 is moved downwards, makes 18 He of the first helical teeth
The separation of second helical teeth 19, under the action of second spring 10, movable plate 7 is pushed out, and the perimeter of shield body 1 increases, and is used
Person's very comfortable takes off protective face mask, puts on shield body 1, twists the perimeter of 17 adjusting protecting cover ontology 1 of turntable, commonly
Glass mirror 4 can be started to be used alternatingly with automatic beam change mirror 2, and moving snap-gauge 20 downwards releases movable plate 7, increases shield body
1 perimeter easily takes off shield body 1.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of wear-type automatic beam change type ox-hide protective face mask, including shield body (1), automatic beam change mirror (2), the first bullet
Spring (3) and simple glass mirror (4), it is characterised in that: the side wall of the shield body (1) is equipped with automatic beam change mirror (2), institute
One end of one end rotation connection simple glass mirror (4) of automatic beam change mirror (2) is stated, and the side wall of simple glass mirror (4) passes through the
One spring (3) is connect with one end of automatic beam change mirror (2), is embedded with mounting box (5) in the side wall of the shield body (1), and
The bottom wall of mounting box (5) offers limiting slot (6), is equipped with movable plate (7) inside the mounting box (5), the movable plate (7)
One end is connect with the one end of connecting line (24), and the other end of connecting line (24) runs through mounting box (5) side wall opens up first and leads to
Kong Bingyu shield body (1) side wall connects, the lower end surface connection sliding block (8) of the movable plate (7), opens on the sliding block (8)
If the second through-hole in be plugged with first connecting rod (9), and the both ends of first connecting rod (9) two sides with limiting slot (6) respectively
The side wall of wall connection, the movable plate (7) is connect by second spring (10) with one end of support rod (11), and support rod (11)
The other end connection mounting box (5) side wall, the side wall of the movable plate (7) is connect with one end of rack gear (12), and rack gear
(12) fourth hole opened up through mounting box (5) side wall, the teeth and spur gear that the rear wall of the rack gear (12) is equipped with are nibbled
It closes, spur gear and second bevel gear (13) concentric fixed setting, and the central axis rotation of second bevel gear (13) connects support
The upper surface of bar (11), the second bevel gear (13) are engaged with first bevel gear (14), the side of the first bevel gear (14)
Wall connects the one end of the second connecting rod (15), and the other end of the second connecting rod (15) is sequentially passed through and opened up on limit plate (16)
The fourth hole that third through-hole and mounting box (5) side wall open up, the side of upper end connection mounting box (5) of the limit plate (16)
The lower end of wall, the rack gear (12) is equipped with the first helical teeth (18), and the lower section matching of first helical teeth (18) is equipped with the second helical teeth
(19), and the lower end of the second helical teeth (19) connection snap-gauge (20) upper end, and snap-gauge (20) one end be flexibly connected mounting box (5)
Outer wall, the lower end surface of the snap-gauge (20) is flexibly connected the one end of loop bar (21), is socketed sleeve (22) on the loop bar (21),
And the other end of loop bar (21) is connect by third spring (23) with the inner wall of sleeve (22), one end activity of the sleeve (22)
Connect the side wall of mounting box (5).
2. a kind of wear-type automatic beam change type ox-hide protective face mask according to claim 1, it is characterised in that: described second
The side wall of other end connection turntable (17) of connecting rod (15).
3. a kind of wear-type automatic beam change type ox-hide protective face mask according to claim 1, it is characterised in that: the protection
The material of cover body (1) is ox-hide.
4. a kind of wear-type automatic beam change type ox-hide protective face mask according to claim 1, it is characterised in that: the protection
Cover body (1) is made of two layers of ox-hide, and mounting box (5) and connecting line (24) are located in ox-hide interlayer.
5. a kind of wear-type automatic beam change type ox-hide protective face mask according to claim 1, it is characterised in that: the protection
The lower end of cover body (1) is equipped with neck guard leather.
6. a kind of wear-type automatic beam change type ox-hide protective face mask according to claim 1, it is characterised in that: the rack gear
(12) 90 degree of settings are presented between the teeth that rear wall is equipped with and the first helical teeth (18) that rack gear (12) lower end surface is equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720982838.4U CN208552219U (en) | 2017-08-08 | 2017-08-08 | A kind of wear-type automatic beam change type ox-hide protective face mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720982838.4U CN208552219U (en) | 2017-08-08 | 2017-08-08 | A kind of wear-type automatic beam change type ox-hide protective face mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208552219U true CN208552219U (en) | 2019-03-01 |
Family
ID=65444679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720982838.4U Expired - Fee Related CN208552219U (en) | 2017-08-08 | 2017-08-08 | A kind of wear-type automatic beam change type ox-hide protective face mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208552219U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337000A (en) * | 2020-11-05 | 2021-02-09 | 江苏恒盈医疗科技有限公司 | Medical isolation mask |
| CN112630970A (en) * | 2020-12-29 | 2021-04-09 | 广东农工商职业技术学院(农业部华南农垦干部培训中心) | Virtual helmet display device of real third dimension |
-
2017
- 2017-08-08 CN CN201720982838.4U patent/CN208552219U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337000A (en) * | 2020-11-05 | 2021-02-09 | 江苏恒盈医疗科技有限公司 | Medical isolation mask |
| CN112337000B (en) * | 2020-11-05 | 2022-01-28 | 江苏恒盈医疗科技有限公司 | Medical isolation mask |
| CN112630970A (en) * | 2020-12-29 | 2021-04-09 | 广东农工商职业技术学院(农业部华南农垦干部培训中心) | Virtual helmet display device of real third dimension |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190301 |