CN110122968A - Intelligent gas-filled safety helmet - Google Patents
Intelligent gas-filled safety helmet Download PDFInfo
- Publication number
- CN110122968A CN110122968A CN201910476949.1A CN201910476949A CN110122968A CN 110122968 A CN110122968 A CN 110122968A CN 201910476949 A CN201910476949 A CN 201910476949A CN 110122968 A CN110122968 A CN 110122968A
- Authority
- CN
- China
- Prior art keywords
- strut
- push pipe
- expanding layer
- removable pin
- layer
- 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.)
- Pending
Links
- 239000010410 layer Substances 0.000 claims abstract description 58
- 239000011248 coating agent Substances 0.000 claims abstract description 17
- 238000000576 coating method Methods 0.000 claims abstract description 17
- 239000011241 protective layer Substances 0.000 claims abstract description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 239000004744 fabric Substances 0.000 claims abstract description 8
- 238000004891 communication Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000005273 aeration Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/0406—Accessories for helmets
- A42B3/0486—Airbags
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/32—Collapsible helmets; Helmets made of separable parts ; Helmets with movable parts, e.g. adjustable
- A42B3/322—Collapsible helmets
Landscapes
- Helmets And Other Head Coverings (AREA)
Abstract
The invention discloses a kind of intelligent gas-filled safety helmets, belong to safety cap field.Including bracket and the coating being covered on bracket;The bracket includes push pipe, removable pin and several struts, and the removable pin upper end is inserted into push pipe, and several strut upper ends are distributed in removable pin lower end outer rim, and hinged with removable pin outer rim;The cover layer edges are fixedly connected with several strut lower ends;The coating includes expanding layer and protective layer, and the expanding layer is air bag, and the protective layer is carbon cloth, and is bonded in expanding layer upper surface.The technical program is protected using airbag structure, is pounded and is fallen on the cover layer when weight, and there is air bag great deformation can effectively be absorbed to impact force, the impact force caused by user is effectively reduced, and then reduce and injure caused by it;Meanwhile, it is capable to which it is easy to carry and store to carry out folding.
Description
Technical field
The invention belongs to safety cap fields, are a kind of intelligent gas-filled safety helmets specifically.
Background technique
Safety cap is the protective articles for protecting human body head not struck and injured by foreign body, is construction, tunnel
The shield product of the indispensability such as culvert construction, mining, high altitude operation, it and safety belt, safety net are simultaneously known as " three kept the safety in production
It is precious ".Safety cap plays critically important effect in construction safety, but current safety cap is all fixed form, Bu Nengjin
Row folding, not readily portable storage.
Summary of the invention
Object of the present invention is to be intended to provide a kind of solution insufficient intelligent gas-filled safety helmet in the prior art.On realizing
Technical purpose is stated, The technical solution adopted by the invention is as follows:
A kind of intelligence gas-filled safety helmet, it is characterised in that: including bracket and the coating being covered on bracket;
The bracket includes push pipe, removable pin and several struts, and the removable pin upper end is inserted into push pipe, on several struts
End is distributed in removable pin lower end outer rim, and hinged with removable pin outer rim;
The cover layer edges are fixedly connected with several strut lower ends;
The coating includes expanding layer and protective layer, and the expanding layer is air bag, and the protective layer is carbon cloth, and is bonded
In expanding layer upper surface.
The edge of invention by adopting the above technical scheme, several strut lower ends and coating connects, after coating expansion
It is supported, and forms a umbrella shape top cover, and can be realized folding;In addition, removable pin can slide in push pipe, and pass through strut
Upper end and removable pin lower end outer rim are hinged, and strut upper end position is made to be fixed and be limited, and improve its structural stability;Expanding layer
It is made of air bag, the safeguard structure with buffer protection effect can be formed by inflation, and expanding layer upper surface is covered with
The protective layer made of carbon cloth can be improved the structural strength of expanding layer upper surface;Meanwhile the knot of carbon cloth and air bag
Structure forms while ensure that structural strength, can reduce the overall weight of safety cap, makes to wear more comfortable;Furthermore by
In being protected using airbag structure, pound and fallen on the cover layer when weight, air bag have great deformation can to impact force into
Row effectively absorbs, and the impact force caused by user is effectively reduced, and then reduce and injure caused by it.
It further limits, the push pipe lower end is equipped with strut corresponding with several struts, on the strut upper end and push pipe
Lower both ends are rotatablely connected respectively at push pipe lower end and strut, and strut pushes branch as connecting fulcrum when removable pin moves down
Bar moves down, and strut pulls the lateral overturning of progress by strut, can carry out plastotype to coating and maintain the final shape of coating
's.
It further limits, the cover layer edges are fixedly installed several for fixing the cap bag of strut lower end, the branch
Bar lower end is inserted into cap bag, and strut lower end is fixed by cap bag, and strut and cover layer edges is prevented to be detached from.
It further limits, the expanding layer lower surface is equipped with several lantern rings for being used to fix strut, and lantern ring can be by strut
It is fixed in the lower surface of expanding layer.
It further limits, the expanding layer lower surface is additionally provided with inflating port component, and the inflating port component includes inner tube
And outer cover, said inner tube one end are inserted into expanding layer, the other end is connect with outer cover;
Said inner tube outer wall is equipped with the annular platen outwardly protruded, and is held on expanding layer wall by annular platen and outer cover cooperation
On, said inner tube is located at one end side wall in expanding layer and is provided with several through-holes, aeration aperture is provided in the middle part of the outer cover, in said inner tube
It is additionally provided with closed component, the closed component includes taper plug and squeezes spring, and the vertex of a cone of the taper plug is downwardly into
In through-hole, and with through-hole side wall airtight connection, the extruding spring be set between taper plug and inner tube roof, and both ends distinguish
Against taper plug and inner tube roof, platen cooperates with outer cover grips the side wall of expanding layer, can be by expanding layer
The sealing that the modes such as sealant carry out gap is smeared between side wall and outer wall of inner tube, it will by facilities such as air guns when needing to inflate
High pressure gas is filled in expanding layer by through-hole, inwardly overcomes the pressure for squeezing spring inside taper plug when high pressure gas enters
Push-in realizes inflation, and after inflating completion, the pressure outside through-hole disappears, and taper plug will be under the action of squeezing spring outward
Protrusion, and the closing by the outer wall of taper plug and the closed realization of the hole wall of through-hole to through-hole, are realized airtight;It can be by boring
The outer wall of shape plug wraps up flexible material, it is enable to close by deformation to through-hole when being the contact of the hole wall of through-hole,
Further increase obturation effect.
It further limits, buffer spring, roof of the buffer spring both ends respectively at push pipe is additionally provided in the push pipe
It is fixedly connected with removable pin upper end, buffer spring can apply always an outside thrust to removable pin, can be conducive to tie up
Hold the shape of the expansion state of strut, meanwhile, when by it is hit when, buffer spring can absorb impact force, pass through air bag
With the duplicate protection of affected part spring, impact force can be further decreased, personnel are damaged.
It further limits, the push pipe upper end is equipped with installation cavity, is equipped with monitoring modular, GPS positioning mould in the installation cavity
Block, communication module are additionally provided with camera, headlamp and microphone, temperature of the temperature sensor to safety cap in the expanding layer
It is monitored, and feeds back to monitoring modular, the safety of user of service can be monitored, prevent high temperature from causing shadow to user of service
It rings, GPS positioning module can position the position of user of service in real time, convenient for finding, by the connection of microphone and communication module,
Wireless communication can be carried out with other staff, camera carries out shooting record, and headlamp can also pass through intervention office convenient for illumination
Domain net or internet realize that the audio-frequency information between multiple wearers is shared.
The present invention compared with prior art, is protected using airbag structure, is pounded and is fallen on the cover layer when weight, air bag has
Great deformation can effectively absorb impact force, the impact force caused by user be effectively reduced, and then reduce to it
Caused by injure;Meanwhile, it is capable to which it is easy to carry and store to carry out folding.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In the accompanying drawings, similar element or portion
Divide and is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of inflating port component.
Fig. 3 is the structural schematic diagram of folding state of the present invention.
Main element symbol description is as follows:
Push pipe 11, removable pin 12, strut 13, strut 14, expanding layer 22, protective layer 23, cap bag 221, lantern ring 222, inflating port group
Part 3, annular platen 311, outer cover 32, taper plug 33, squeezes spring 34, buffer spring 4, installation cavity 5 at inner tube 31.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of intelligent gas-filled safety helmet, it is characterised in that: including bracket and be covered in bracket
On coating;The bracket includes push pipe 11, removable pin 12 and several struts 13, and push pipe 11 is inserted into 12 upper end of removable pin
Interior, several 13 upper ends of strut are distributed in 12 lower end outer rim of removable pin, and hinged with 12 outer rim of removable pin;The coating side
Edge is fixedly connected with several 13 lower ends of strut;The coating includes expanding layer 22 and protective layer 23, and the expanding layer 22 is gas
Capsule, the protective layer 23 is carbon cloth, and is bonded in 22 upper surface of expanding layer.
In the present embodiment, the edge of several 13 lower ends of strut and coating is connected, and is supported after coating expansion to it, and
A umbrella shape top cover is formed, and can be realized folding;In addition, removable pin 12 can slide in push pipe 11, and pass through 13 upper end of strut
It is hinged with 12 lower end outer rim of removable pin, so that 13 upper end position of strut is fixed and is limited, improves its structural stability;Expanding layer
22 are made of air bag, the safeguard structure with buffer protection effect can be formed by inflation, and 22 upper surface of expanding layer is covered
Protective layer 23 made of carbon cloth are stamped, can be improved the structural strength of 22 upper surface of expanding layer;Meanwhile carbon cloth and
The structure composition of air bag can reduce the overall weight of safety cap while ensure that structural strength, make to wear more comfortable;
Furthermore it due to being protected using airbag structure, pounds and is fallen on the cover layer when weight, there is air bag great deformation can liquidate
It hits power effectively to be absorbed, the impact force caused by user is effectively reduced, and then reduce and injure caused by it.The push pipe
11 lower ends are equipped with strut 14 corresponding with several struts 13, and 14 upper end of strut and 11 upper and lower ends of push pipe are respectively at push pipe 11
Lower end and strut 13 are rotatablely connected, and strut 14 is used as connecting fulcrum, push strut 13 to move down when removable pin 12 moves down, and are propped up
Bar 13 pulls the lateral overturning of progress by strut 14, can carry out plastotype to coating and maintain the final shape of coating.Institute
It states cover layer edges and is fixedly installed several cap bags 221 for being used to fix 13 lower end of strut, cap bag is inserted into 13 lower end of strut
In 221,13 lower end of strut is fixed by cap bag 221, strut 13 and cover layer edges is prevented to be detached from.The expanding layer 22
Lower surface be equipped with it is several for fixing the lantern rings 222 of strut 13, lantern ring 222 can by strut 13 the lower surface of expanding layer 22 into
Row is fixed.22 lower surface of expanding layer is additionally provided with inflating port component 3, and the inflating port component 3 includes inner tube 31 and outer cover
32,31 one end of said inner tube is inserted into expanding layer 22, and the other end is connect with outer cover 32;31 outer wall of said inner tube is equipped with and outwardly protrudes
Annular platen 311, and be held on 22 wall of expanding layer by annular platen 311 and the cooperation of outer cover 32, said inner tube 31 is located at
One end side wall is provided with several through-holes in expanding layer 22, and aeration aperture is provided in the middle part of the outer cover 32, is additionally provided in said inner tube 31 close
Component is closed, the closed component includes taper plug 33 and squeezes spring 34, and the vertex of a cone of the taper plug 33 is downwardly into logical
In hole, and with through-hole side wall airtight connection, the extruding spring 34 is set between 31 roof of taper plug 33 and inner tube, and both ends
Bear against taper plug 33 and 31 roof of inner tube, platen cooperates with outer cover 32 grips the side wall of expanding layer 22, can be with
The sealing for carrying out gap by smearing the modes such as sealant between 31 outer wall of 22 side wall of expanding layer and inner tube, when needing to inflate
High pressure gas is filled in expanding layer 22 by through-hole by facilities such as air guns, by 33 inside grams of taper plug when high pressure gas enters
The pressure that clothes squeeze spring 34 is pushed home into realization inflation, and after inflation is completed, the pressure outside through-hole disappears, taper plug 33
It will outwardly protrude under the action of squeezing spring 34, and realize by the way that the outer wall of taper plug 33 and the hole wall of through-hole are closed to logical
The closing in hole is realized airtight;Flexible material can be wrapped up by the outer wall in taper plug 33, it is made to be that the hole wall of through-hole contacts
When through-hole can be closed by deformation, further increase obturation effect.It is additionally provided with buffer spring 4 in the push pipe 11,
4 both ends of buffer spring are fixedly connected respectively at the roof of push pipe 11 with 12 upper end of removable pin, and buffer spring 4 can be to activity
Pin 12 applies an outside thrust always, can be conducive to the shape for maintaining the expansion state of strut 13, meanwhile, when hit
When, buffer spring 4 can absorb impact force, by the duplicate protection of air bag and affected part spring, can further decrease
Impact force damages personnel.11 upper end of push pipe is equipped with installation cavity 5, is equipped with monitoring modular, GPS in the installation cavity 5
Locating module, communication module are additionally provided with camera, headlamp and microphone in the expanding layer 22, and temperature sensor is to safety
The temperature of cap is monitored, and feeds back to monitoring modular, can be monitored to the safety of user of service, be prevented high temperature to user
Member impacts, and GPS positioning module can position the position of user of service in real time, convenient for finding, passes through microphone and communication mould
The connection of block can carry out wireless communication with other staff, and camera carry out shooting record, and headlamp, can be with convenient for illumination
Realize that the audio-frequency information between multiple wearers is shared by intervention local area network or internet;It can also be in expanding layer 22
Display screen 24 is arranged in edge, convenient for carrying out video information transmission between multiple wearers.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (7)
1. a kind of intelligence gas-filled safety helmet, it is characterised in that: including bracket and the coating being covered on bracket;
The bracket includes push pipe, removable pin and several struts, and the removable pin upper end is inserted into push pipe, on several struts
End is distributed in removable pin lower end outer rim, and hinged with removable pin outer rim;
The cover layer edges are fixedly connected with several strut lower ends;
The coating includes expanding layer and protective layer, and the expanding layer is air bag, and the protective layer is carbon cloth, and is bonded
In expanding layer upper surface.
2. intelligence gas-filled safety helmet according to claim 1, it is characterised in that: the push pipe lower end is equipped with and several struts
Corresponding strut, the strut upper end and push pipe upper and lower ends are rotatablely connected respectively at push pipe lower end and strut.
3. intelligence gas-filled safety helmet according to claim 2, it is characterised in that: if the cover layer edges are fixedly installed
The cap bag for fixing strut lower end is done, the strut lower end is inserted into cap bag.
4. intelligence gas-filled safety helmet according to claim 3, it is characterised in that: the expanding layer lower surface is equipped with several use
In the lantern ring of fixed strut.
5. intelligence gas-filled safety helmet according to claim 4, it is characterised in that: the expanding layer lower surface, which is additionally provided with, to be filled
Port component, the inflating port component include inner tube and outer cover, and said inner tube one end is inserted into expanding layer, and the other end and outer cover connect
It connects;
Said inner tube outer wall is equipped with the annular platen outwardly protruded, and is held on expanding layer wall by annular platen and outer cover cooperation
On, said inner tube is located at one end side wall in expanding layer and is provided with several through-holes, aeration aperture is provided in the middle part of the outer cover, in said inner tube
It is additionally provided with closed component, the closed component includes taper plug and squeezes spring, and the vertex of a cone of the taper plug is downwardly into
In through-hole, and with through-hole side wall airtight connection, the extruding spring be set between taper plug and inner tube roof, and both ends distinguish
Against taper plug and inner tube roof.
6. intelligence gas-filled safety helmet according to claim 5, it is characterised in that: it is additionally provided with buffer spring in the push pipe,
The buffer spring both ends are fixedly connected respectively at the roof of push pipe with removable pin upper end.
7. intelligence gas-filled safety helmet according to any one of claims 1 to 6, it is characterised in that: the push pipe upper end is equipped with
Installation cavity, the installation cavity is interior to be equipped with monitoring modular, GPS positioning module, communication module, is additionally provided with camera shooting in the expanding layer
Head, headlamp and microphone.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910476949.1A CN110122968A (en) | 2019-06-03 | 2019-06-03 | Intelligent gas-filled safety helmet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910476949.1A CN110122968A (en) | 2019-06-03 | 2019-06-03 | Intelligent gas-filled safety helmet |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110122968A true CN110122968A (en) | 2019-08-16 |
Family
ID=67579743
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910476949.1A Pending CN110122968A (en) | 2019-06-03 | 2019-06-03 | Intelligent gas-filled safety helmet |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110122968A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110448005A (en) * | 2019-08-30 | 2019-11-15 | 南安昌晟消防科技有限公司 | Fire helmet |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2054985U (en) * | 1989-04-29 | 1990-03-28 | 陈依成 | Hats for folding umbrellas |
CN101392847A (en) * | 2007-09-20 | 2009-03-25 | 张少龙 | Valve inside pile |
CN201831004U (en) * | 2010-10-09 | 2011-05-18 | 李世钊 | Helmet with airbag |
CN102485092A (en) * | 2010-11-30 | 2012-06-06 | 长尾太文 | Umbrella |
CN202739025U (en) * | 2012-09-11 | 2013-02-20 | 金进光 | Foldable pavilion-roof-style long-pole umbrella |
CN203952667U (en) * | 2014-07-22 | 2014-11-26 | 张亮 | A kind of Multifunction en-toutcas |
CN205728265U (en) * | 2016-05-10 | 2016-11-30 | 张书铖 | A kind of multi-functional mine safety helmet |
CN108851312A (en) * | 2018-07-30 | 2018-11-23 | 安徽省旌德飞迅安全设备有限公司 | A kind of intelligent safety helmet |
CN210094779U (en) * | 2019-06-03 | 2020-02-21 | 李大泽 | Intelligent inflatable safety helmet |
-
2019
- 2019-06-03 CN CN201910476949.1A patent/CN110122968A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2054985U (en) * | 1989-04-29 | 1990-03-28 | 陈依成 | Hats for folding umbrellas |
CN101392847A (en) * | 2007-09-20 | 2009-03-25 | 张少龙 | Valve inside pile |
CN201831004U (en) * | 2010-10-09 | 2011-05-18 | 李世钊 | Helmet with airbag |
CN102485092A (en) * | 2010-11-30 | 2012-06-06 | 长尾太文 | Umbrella |
CN202739025U (en) * | 2012-09-11 | 2013-02-20 | 金进光 | Foldable pavilion-roof-style long-pole umbrella |
CN203952667U (en) * | 2014-07-22 | 2014-11-26 | 张亮 | A kind of Multifunction en-toutcas |
CN205728265U (en) * | 2016-05-10 | 2016-11-30 | 张书铖 | A kind of multi-functional mine safety helmet |
CN108851312A (en) * | 2018-07-30 | 2018-11-23 | 安徽省旌德飞迅安全设备有限公司 | A kind of intelligent safety helmet |
CN210094779U (en) * | 2019-06-03 | 2020-02-21 | 李大泽 | Intelligent inflatable safety helmet |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110448005A (en) * | 2019-08-30 | 2019-11-15 | 南安昌晟消防科技有限公司 | Fire helmet |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN207697968U (en) | Lifesaving bracelet | |
CN206822083U (en) | A kind of safety helmet for building operation | |
CN110122968A (en) | Intelligent gas-filled safety helmet | |
CN209535415U (en) | Fast aeration lifesaving appliance | |
CN108851312B (en) | Intelligent safety helmet | |
KR20140000900A (en) | Portable life security pack | |
CN206691345U (en) | The safe school bag of inflatable lifesaving | |
CN210094779U (en) | Intelligent inflatable safety helmet | |
CN201872953U (en) | Inflatable parachute | |
CN209650501U (en) | A kind of positioning formula Life belt | |
CN202163605U (en) | Waistband-type emergency life buoy capable of being inflated fast when in water | |
CN2098461U (en) | Back-stopping leak stopper | |
CN210870050U (en) | Protective safety helmet | |
CN208212421U (en) | A kind of anti-skid wearable basketball | |
CN209120426U (en) | It is a kind of to make an uproar the earphone of ability with wind resistance | |
CN206454207U (en) | A kind of portable multi-function basketball air tube | |
CN207341393U (en) | A kind of raincoat backpack with rainwater-proof function | |
CN206565452U (en) | A kind of Portable air-inflated umbrella | |
CN206744676U (en) | A kind of coal Mine safe cap | |
CN206769533U (en) | A kind of fixing device of Pneumatic support equipment | |
CN207084242U (en) | A kind of electrician's head protector | |
CN111990710A (en) | Induction type protection down coat | |
CN209732632U (en) | Outdoor jacket | |
CN206138620U (en) | Manifold fire -fighting lance support of function | |
CN204377965U (en) | A kind of raincoat with north wester |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190816 |