CN209586196U - A kind of safety-type quick rolling-door - Google Patents
A kind of safety-type quick rolling-door Download PDFInfo
- Publication number
- CN209586196U CN209586196U CN201821553757.3U CN201821553757U CN209586196U CN 209586196 U CN209586196 U CN 209586196U CN 201821553757 U CN201821553757 U CN 201821553757U CN 209586196 U CN209586196 U CN 209586196U
- Authority
- CN
- China
- Prior art keywords
- roller shutter
- slideway
- shutter ontology
- safety
- controller
- 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
- 230000002265 prevention Effects 0.000 claims abstract description 11
- 238000006555 catalytic reaction Methods 0.000 claims description 22
- 239000004744 fabric Substances 0.000 claims description 15
- 239000003054 catalyst Substances 0.000 claims description 13
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 10
- 229910000510 noble metal Inorganic materials 0.000 claims description 10
- 230000006698 induction Effects 0.000 claims description 8
- 230000003471 anti-radiation Effects 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000010970 precious metal Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 230000005693 optoelectronics Effects 0.000 claims description 2
- 241000876833 Emberizinae Species 0.000 claims 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims 1
- 235000011613 Pinus brutia Nutrition 0.000 claims 1
- 241000018646 Pinus brutia Species 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 238000005096 rolling process Methods 0.000 abstract description 11
- 208000027418 Wounds and injury Diseases 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 6
- 208000014674 injury Diseases 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 206010020112 Hirsutism Diseases 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000003426 co-catalyst Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 238000001802 infusion Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Landscapes
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The utility model relates to a kind of rolling screen door, especially a kind of safety-type quick rolling-door, it includes roller shutter ontology, spool case, spool, motor, slideway, anticollision track, pull rod, controller, counterweight collision prevention girders and safe touch side, when roller shutter ontology is by external impacts, pull rod pulls anticollision track, anticollision track pulls bolt by spring-compressed, roller shutter ontology is detached from slideway, play buffer function, it makes one to be not easy injury when hitting door curtain, roller shutter ontology is when external force disappears simultaneously, spring automatic reset can be passed through, it ensure that the safety and steady operation of curtain, by the way that photoelectric sensor switch is arranged, when pedestrian or vehicle pass through rolling screen door, signal is passed to controller by photoelectric sensor switch, controller driving motor is out of service, people and vehicle can pass through；By being provided with safe touch side, a switching signal, the operation of electric controller driving motor can be exported when being squeezed by human body or other objects, roller shutter ontology rises, and prevents people injured.
Description
Technical field
The utility model relates to a kind of rolling screen door, especially a kind of safety-type quick rolling-door.
Background technique
Current various StoreFronts, garage, the places such as market are mounted on electric rolling door, electric rolling door generally by door curtain,
Door curtain guide rail, reel, door roller and mounting rack composition, rolling screen door play general door inside and outside capable of not only separating, and fire is occurring
It can also stop fire spreading when calamity.It is gathering of people area in market, these regions of StoreFront, frequent someone does not pay attention to or rolling screen door
Opening and closing not in time, makes one to collide door curtain, door curtain is easily deformed disengaging guide rail once collision, and personnel move door curtain, tie up
It repairs and adjusts, moved back in track again after being de-orbited repeatedly by collision, not only damage roller shutter ontology, damage also is caused to track
Wound, door body operation is dangerous, and maintenance cost is high, meanwhile, rapid door there is also leakproofness it is poor, roller shutter ontology it is elastic cannot be automatic
The problem of adjusting.
Summary of the invention
In view of the deficiencies of the prior art, the utility model can automatically reset after providing a kind of shock, and when emergency can
The safety-type quick rolling-door that quickly rolling screen door of unlatching is locked.
The technical solution of the utility model are as follows: a kind of safety-type quick rolling-door, it includes: roller shutter ontology, spool case, volume
Axis, motor, slideway, anticollision track, pull rod, controller, counterweight collision prevention girders and safe touch side, the top setting of the roller shutter ontology
There is spool case, spool is horizontally arranged in the spool case, the spool is connect with the top of roller shutter ontology, a left side for the spool
End is connected to motor, and the two sides of the roller shutter ontology are vertically arranged in slideway, and anticollision track is provided in the slideway, described
Pull rod is provided in anticollision track, the pull rod is fixedly connected with the side of roller shutter ontology, and the anticollision track passes through elastic dress
It sets and is connect with fixed frame, the fixed frame is fixedly connected with the inner wall of slideway, the take-up bolt, spring, gasket and tune
Nut, the side wall and fixed frame that the bolt has the side of anticollision track to sequentially pass through anticollision track are saved, the bolt is located at solid
The side for determining frame is arranged with spring, and the tail end of the bolt has been connected through a screw thread adjusting nut, the adjusting nut and spring
Between be arranged with gasket, the side of the slideway is provided with controller, and photoelectric sensor switch, institute are provided with below the slideway
The input terminal for stating controller is connect with the photoelectric sensor switch by conducting wire, and the output end of the controller is with motor by leading
Line connection, the bottom end of the roller shutter ontology are equipped with counterweight collision prevention girders, and the lower section of the counterweight collision prevention girders is equipped with safe touch side, described
Safe touch side is made of aluminium alloy post, rubber buffer band, induction of signal part and electric controller, is arranged on the aluminium alloy post
There are rubber buffer band, induction of signal part and electric controller, the output end of the electric controller is connect with motor by conducting wire.
Further, the outer wall of the slideway is provided with cylinder, and the push rod end of the cylinder protrudes into the inner wall of slideway, works as hair
Raw emergency when needing to lock rolling screen door, opens cylinder, push rod is released, stops the movement of anticollision track, to make to roll up
The locking of curtain ontology.
Further, the two sides of the roller shutter ontology are provided with wind resistance rib, and the wind resistance rib position of two sides is mutually fitted
It answers, corresponding on the wind resistance rib to be provided with several through-holes passed through for catalysis screw, the catalysis screw is each passed through anti-
It is connected after the through-hole of wind rib item, roller shutter ontology and other side wind resistance rib with catalysis nut thread, the catalysis screw and catalysis
Nut is made of porous ceramics, and the catalysis screw and catalysis nut are loaded with noble metal as precious metal catalyst agent carrier
Porous ceramics raw material is processed into screw and nut through technical process such as ingredient, forming, firings, then uses infusion process by catalyst
Noble metal active component and co-catalyst are loaded, is most formed afterwards through reduction roasting.
Further, the slideway open side is all provided with hairiness in hairbrush fixing groove inward against hairbrush fixing groove is equipped with
Brush, the setting of hairbrush enhance the leakproofness of door body.
Further, the roller shutter ontology includes: that decorative glass fabric, alumina silicate get rid of a fire blanket and Antiradiation protection cloth,
The folded alumina silicate that is equipped in the inside of the decorative glass fabric gets rid of a fire blanket, and the inside that the alumina silicate gets rid of a fire blanket, which is folded, to be set
There is Antiradiation protection cloth, three layers of cloth of roller shutter ontology are compound by hot pressing.
Further, the motor is brake reducing motor.
The utility model has the following beneficial effects:
1, the utility model is equipped with anticollision track, and when roller shutter ontology is by external impacts, pull rod pulls anticollision track, prevents
Hitting track pulls bolt that spring-compressed, roller shutter ontology are detached from slideway, plays a buffer function, makes one not allowing when hitting door curtain
Vulnerable to wound, while roller shutter ontology by spring automatic reset, can ensure that the safety and steady fortune of roller shutter when external force disappears
Row, reduces maintenance cost.
2, by setting photoelectric sensor switch, when pedestrian or vehicle pass through rolling screen door, photoelectric sensor switch will be believed
Number controller is passed to, controller driving motor is out of service, and people and vehicle can pass through.
3, by being provided with safe touch side, a switching signal can be exported when being squeezed by human body or other objects, and
Signal is passed into electric controller, the operation of electric controller driving motor, motor drives spool rotation, and roller shutter ontology rises, prevents
Injury to personnel.
4, by being provided with cylinder, when needing that roller shutter ontology is fixed, start cylinder, push rod is released, anticollision is blocked
Track prevents roller shutter ontology mobile.
5, screw and catalysis nut are catalyzed as precious metal catalyst agent carrier, is loaded with noble metal catalyst, it is fiery when occurring
When calamity, noble metal catalyst can accelerate Oxidation of Carbon Monoxide into the speed of carbon dioxide under the high temperature conditions, reduce an oxidation
The concentration of carbon.
6, the utility model is all provided with hairiness in hairbrush fixing groove in slideway open side inward against hairbrush fixing groove is equipped with
Brush, the setting of hairbrush enhance the leakproofness of door body.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is anticollision rail section figure；
Fig. 3 is roller shutter body construction schematic diagram.
In figure, 1, roller shutter ontology；2, spool case；3, spool；4, motor；5, slideway；6, wind resistance rib；7, it is catalyzed screw；
8, photoelectric sensor switch；9, counterweight collision prevention girders；10, safe touch side；11, pull rod；12, anticollision track；13, take-up；14, solid
Determine frame；15, cylinder；16, hairbrush fixing groove；17, hairbrush；18, decorative glass fabric；19, alumina silicate gets rid of a fire blanket；20,
Antiradiation protection cloth；21, it is catalyzed nut；131, bolt；132, spring；133, gasket；134, adjusting nut.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing:
As shown in Figure 1-3, a kind of safety-type quick rolling-door, it includes: roller shutter ontology 1, spool case 2, spool 3, motor
4, slideway 5, anticollision track 12, pull rod 11, controller, counterweight collision prevention girders 9 and safe touch side 10, the top of the roller shutter ontology 1
It is provided with spool case 2, spool 3 is horizontally arranged in the spool case 2, the spool 3 is connect with the top of roller shutter ontology 1, institute
The left end for stating spool 3 is connect with motor 4, and the two sides of the roller shutter ontology 1 are vertically arranged in slideway 5, is provided in the slideway 5
Anticollision track 12 is provided with pull rod 11 in the anticollision track 12, and the pull rod 11 is fixedly connected with the side of roller shutter ontology 1,
The anticollision track 12 is connect by take-up 13 with fixed frame 14, and the fixed frame 14 is fixedly connected with the inner wall of slideway 5,
The take-up 13 includes: bolt 131, spring 132, gasket 133 and adjusting nut 134, and the bolt 131 has anticollision track
12 side sequentially passes through the side wall and fixed frame 14 of anticollision track 12, and the side that the bolt 131 is located at fixed frame 14 is arranged
There is spring 132, the tail end of the bolt 131 has been connected through a screw thread adjusting nut 134, the adjusting nut 134 and spring 132
Between be arranged with gasket 133, the side of the slideway 5 is provided with controller, and the lower section of the slideway 5 is provided with optoelectronic induction and opens
8 are closed, the input terminal of the controller is connect with the photoelectric sensor switch 8 by conducting wire, the output end and electricity of the controller
Machine 4 is connected by conducting wire, and the bottom end of the roller shutter ontology 1 is equipped with counterweight collision prevention girders 9, and the lower section of the counterweight collision prevention girders 9 is equipped with
Safe touch side 10, the safe touch side 10 are made of aluminium alloy post, rubber buffer band, induction of signal part and electric controller, institute
It states and is provided with rubber buffer band, induction of signal part and electric controller on aluminium alloy post, the output end and electricity of the electric controller
Machine 4 is connected by conducting wire.
The outer wall of the slideway 5 is provided with cylinder 15, and the push rod end of the cylinder 15 protrudes into the inner wall of slideway 5, works as generation
Emergency when needing to lock rolling screen door, opens cylinder 15, push rod is released, stops the movement of anticollision track 12, to make
The locking of roller shutter ontology.
The two sides of the roller shutter ontology 1 are provided with four wind resistance ribs 6, and the position of the wind resistance rib 6 of two sides is mutually fitted
It answers, corresponding on the wind resistance rib 6 to open there are three the through-hole passed through for catalysis screw 7, the catalysis screw 7 is each passed through
It is connected after the through-hole of wind resistance rib 6, roller shutter ontology 1 and other side wind resistance rib 6 with catalysis 21 screw thread of nut, the catalysis screw
7 and catalysis nut 21 be made of porous ceramics, the catalysis screw 7 and catalysis nut 21 as precious metal catalyst agent carrier,
It is loaded with noble metal catalyst, porous ceramics raw material is processed into screw and nut through technical process such as ingredient, forming, firings,
Then noble metal active component and co-catalyst are loaded with infusion process, is most formed afterwards through reduction roasting.
5 open side of slideway is equipped with hairbrush 17 inward against hairbrush fixing groove 16 is equipped in hairbrush fixing groove 16,
The setting of hairbrush 17 enhances the leakproofness of door body.
The roller shutter ontology 1 includes: that decorative glass fabric 18, alumina silicate get rid of a fire blanket 19 and Antiradiation protection cloth 20, institute
The folded alumina silicate that is equipped in inside for stating decorative glass fabric 18 gets rid of a fire blanket 19, and the alumina silicate gets rid of the inside of a fire blanket 19
Folded to be equipped with Antiradiation protection cloth 20, three layers of cloth of roller shutter ontology 1 are compound by hot pressing.
The motor 4 is brake reducing motor.
Cylinder in the present embodiment is using three axis, three bar of new vertical row science and technology Zhejiang Co., Ltd production with guide rod gas
Cylinder.
The quick rolling-door motor that motor in the present embodiment is produced using Wenling city Wei Bo motor manufacturing factory.
" Yue Loong " that safe touch side in the present embodiment is produced using Beijing Yue Loong Xin Yuan plasthetics Co., Ltd
Brand, model are as follows: the integral safety touching side switch of YL-2526E.
The rare earth oxygen that noble metal catalyst in the present embodiment is produced using Jie Ninuo (Beijing) Science and Technology Ltd.
Change copper.
A kind of safety-type quick rolling-door provided by the utility model, when in use, when roller shutter ontology is by external impacts
When, when roller shutter ontology is by external impacts, pull rod pulls anticollision track, and anticollision track pulls bolt by spring-compressed, roller shutter
Ontology is detached from slideway, plays a buffer function, makes one to be not easy injury when hitting door curtain, while roller shutter ontology disappears in external force
When, it by spring automatic reset, can ensure that the safety and steady operation of curtain, reduce maintenance cost；By being provided with gas
Cylinder, when be in an emergency need that roller shutter ontology is closed and fixed when, start cylinder, push rod is released, anticollision rail is blocked
Road quickly prevents volume roller shutter ontology mobile；During normal use, when working as operation error or crude an dimpetuous pedestrian's platform, pass through in personnel
When curtain door can export a switching signal when being squeezed by human body or other objects to decline, and signal is passed to
Controller, the operation of controller driving motor, motor drive spool rotation, and roller shutter rises, and prevent personal injury；By the way that wind resistance is arranged
Rib can reinforce the wind resistance of roller shutter ontology, and the catalysis screw and catalysis nut that are used to fix wind resistance rib are as your gold
Metal catalyst carrier is loaded with noble metal catalyst, and when a fire, noble metal catalyst can be accelerated under the high temperature conditions
Oxidation of Carbon Monoxide reduces the concentration of carbon monoxide, slideway open side is inward against equipped with hair at the reaction speed of carbon dioxide
Brush fixing groove, is equipped with hairbrush in hairbrush fixing groove, and the setting of hairbrush enhances the leakproofness of door body.
The description of the embodiments and the specification only illustrate the principle of the present utility model and most preferred embodiment, is not taking off
Under the premise of from the spirit and scope of the utility model, the utility model also has various changes and improvements, these changes and improvements
It falls within the scope of the claimed invention.
Claims (6)
1. a kind of safety-type quick rolling-door, it is characterised in that: it includes roller shutter ontology, spool case, spool, motor, slideway, prevents
Track, pull rod, controller, counterweight collision prevention girders and safe touch side are hit, spool case, the volume are provided with above the roller shutter ontology
Spool is horizontally arranged in axle box, the spool is connect with the top of roller shutter ontology, and the left end of the spool is connected to motor, institute
It states the two of roller shutter ontology to be placed in the slideway for being vertically arranged in roller shutter ontology two sides, anticollision track is provided in the slideway,
Pull rod is provided in the anticollision track, the pull rod is fixedly connected with the side of roller shutter ontology, and the anticollision track passes through pine
Tight device is connect with fixed frame, and the fixed frame is fixedly connected with the inner wall of slideway, the take-up bolt, spring, gasket
And adjusting nut, the side wall and fixed frame that the bolt has the side of anticollision track to sequentially pass through anticollision track, the bolt position
Be arranged with spring in the side of fixed frame, the tail end of the bolt has been connected through a screw thread adjusting nut, the adjusting nut and
Gasket is arranged between spring, the side of the slideway is provided with controller, is provided with optoelectronic induction below the slideway and opens
It closes, the input terminal of the controller is connect with the photoelectric sensor switch by conducting wire, the output end and motor of the controller
It is connected by conducting wire, the bottom end of the roller shutter ontology is equipped with counterweight collision prevention girders, and the lower section of the counterweight collision prevention girders is equipped with safety touching
Side, the safe touch side are made of aluminium alloy post, rubber buffer band, induction of signal part and electric controller, the aluminium alloy branch
Rubber buffer band, induction of signal part and electric controller are provided on frame, the output end and motor of the electric controller pass through conducting wire
Connection.
2. a kind of safety-type quick rolling-door according to claim 1, it is characterised in that: the outer wall of the slideway is provided with
The push rod end of cylinder, the cylinder protrudes into the inner wall of slideway.
3. a kind of safety-type quick rolling-door according to claim 2, it is characterised in that: the two sides of the roller shutter ontology
Be provided with wind resistance rib, the wind resistance rib position of two sides is adapted, on the wind resistance rib it is corresponding be provided with it is several for catalysis
The through-hole that screw passes through, the catalysis screw are each passed through the through-hole of wind resistance rib, roller shutter ontology and other side wind resistance rib
Afterwards with catalysis nut thread be connected, the catalysis screw and be catalyzed nut be made of porous ceramics, the catalysis screw with urge
Change nut as precious metal catalyst agent carrier, is loaded with noble metal catalyst.
4. a kind of safety-type quick rolling-door according to claim 3, it is characterised in that: the inside phase of slideway open side
To hairbrush fixing groove is equipped with, hairbrush is equipped in hairbrush fixing groove.
5. a kind of safety-type quick rolling-door according to claim 4, it is characterised in that: the roller shutter ontology includes: glass
Glass fiber bunting, alumina silicate get rid of a fire blanket and Antiradiation protection cloth, and the inside of the decorative glass fabric is folded to be equipped with alumina silicate
A fire blanket is got rid of, the inside that the alumina silicate gets rid of a fire blanket is folded equipped with Antiradiation protection cloth.
6. a kind of safety-type quick rolling-door according to claim 5, it is characterised in that: the motor is braking deceleration electricity
Machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821553757.3U CN209586196U (en) | 2018-09-23 | 2018-09-23 | A kind of safety-type quick rolling-door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821553757.3U CN209586196U (en) | 2018-09-23 | 2018-09-23 | A kind of safety-type quick rolling-door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209586196U true CN209586196U (en) | 2019-11-05 |
Family
ID=68373167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821553757.3U Expired - Fee Related CN209586196U (en) | 2018-09-23 | 2018-09-23 | A kind of safety-type quick rolling-door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209586196U (en) |
-
2018
- 2018-09-23 CN CN201821553757.3U patent/CN209586196U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20191105 |