CN107270774B - Safe and environment-friendly firecracker setting-off device - Google Patents
Safe and environment-friendly firecracker setting-off device Download PDFInfo
- Publication number
- CN107270774B CN107270774B CN201710529757.3A CN201710529757A CN107270774B CN 107270774 B CN107270774 B CN 107270774B CN 201710529757 A CN201710529757 A CN 201710529757A CN 107270774 B CN107270774 B CN 107270774B
- Authority
- CN
- China
- Prior art keywords
- firecracker setting
- firecracker
- smoke
- layer
- setting
- 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
- 239000000779 smoke Substances 0.000 claims abstract description 65
- 239000010410 layer Substances 0.000 claims abstract description 52
- 238000005192 partition Methods 0.000 claims abstract description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000012791 sliding layer Substances 0.000 claims abstract description 19
- 239000002912 waste gas Substances 0.000 claims abstract description 13
- 229910052742 iron Inorganic materials 0.000 claims abstract description 12
- 238000010304 firing Methods 0.000 claims description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 21
- 238000001914 filtration Methods 0.000 claims description 16
- 239000010893 paper waste Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B4/00—Fireworks, i.e. pyrotechnic devices for amusement, display, illumination or signal purposes
- F42B4/04—Firecrackers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Treating Waste Gases (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a safe and environment-friendly firecracker setting-off device which comprises a base, a firecracker setting-off device, an exhaust fan, a smoke purifier and universal wheels. A firecracker setting-off device, an exhaust fan and a smoke purifier are arranged on the base; the firecracker setting-off device is divided into a firecracker setting-off layer, a paper scrap sliding layer, a paper scrap collecting layer and a sound and smoke mixing layer; the firecracker setting-off device is connected with the exhaust fan, and the air outlet of the exhaust fan is connected with the smoke purifier. The long strings of firecrackers are placed in the firecracker setting-off box around the transverse partition plate, the ignition core of the long strings of firecrackers is ignited, the long strings of firecrackers are set off in the firecracker setting-off box, and paper scraps after being set off fall onto the paper scrap sliding layer from the transverse iron rod through the firecracker setting-off box frame and slide into the collection drawer of the paper scrap collecting layer along the inclined sliding plate. When the firecracker is ignited, the exhaust fan is started, smoke waste gas of a sound and smoke mixing layer in the firecracker setting-off device is extracted through the exhaust fan, passes through the smoke purifier and is finally discharged through the exhaust pipe. The invention has the advantages of environmental protection and safe firecracker setting off.
Description
Technical Field
The invention belongs to a firecracker setting-off tool, and particularly relates to a safe and environment-friendly firecracker setting-off device.
Background
In the festival of festival and the traditional festival, people need to set off firecrackers to celebrate and increase the atmosphere of festival. However, after the firecrackers are completely set off, paper scraps and garbage are left, and a large amount of harmful gas and smoke are generated, so that the air quality is seriously reduced, and the health of people is harmed. Meanwhile, in places with dense urban buildings, fire disasters are easily caused, and larger losses are caused.
Disclosure of Invention
The invention aims to provide a safe and environment-friendly firecracker setting-off device to solve the existing problems.
The technical scheme of the invention is as follows: a safe and environment-friendly firecracker setting-off device comprises a base, a firecracker setting-off device, an exhaust fan, a smoke purifier and universal wheels. The base is provided with a firecracker setting-off device, an exhaust fan and a smoke purifier, and universal wheels are arranged below the base; the firecracker setting-off device is in a rectangular or square column shape, and the top of the firecracker setting-off device is in a cone shape; the firecracker setting-off device is internally divided into a firecracker setting-off layer by an angle steel lower cross rod, a firecracker setting-off box frame and an angle steel upper cross rod, a paper scrap sliding layer, a paper scrap collecting layer and a sound and smoke mixing layer; a firecracker setting-off box frame is arranged between the firecracker setting-off layer and the paper scrap sliding layer, the firecracker setting-off box frame is welded into a # -shape by angle steel, a firecracker setting-off box is arranged on the firecracker setting-off box frame and can move, a movable plate door is arranged on the front face of the firecracker setting-off layer in front of the firecracker setting-off box frame, and a plate door setting-off opening capable of being closed is arranged in the movable plate door; the plate door ignition port is aligned with the firecracker ignition port of the firecracker firing box; the paper scrap sliding layer and the paper scrap collecting layer are separated by an angle steel lower cross rod, the paper scrap sliding layer is internally symmetrically and obliquely leaned to the paper scrap collecting layer below the angle steel lower cross rod by 2 oblique sliding plates, and a collecting drawer is arranged in the paper scrap collecting layer; the firecracker setting-off layer and the sound and smoke mixing layer are separated by an angle steel upper cross rod, the sound and smoke mixing layer is obliquely tapered to a smoke outlet, sound transmission windows are arranged on the periphery of the sound and smoke mixing layer on the angle steel upper cross rod, a fine grid window fence is installed on the sound transmission windows, a paper scrap middle grid block net and a paper scrap fine grid block net are installed in the oblique taper of the sound and smoke mixing layer, the paper scrap middle grid block net is arranged below the paper scrap fine grid block net, and the paper scrap fine grid block net is close to the smoke outlet. The smoke outlet of the firecracker setting-off device is connected with the inlet of the exhaust fan through a vent pipe, the air outlet of the exhaust fan is connected with the smoke waste gas storage chamber of the smoke purifier through an air inlet pipe, and the outlet of the air inlet pipe is provided with a check valve.
The firecracker setting-off box inner bottom is provided with a transverse iron rod, the transverse iron rod is welded with a plurality of transverse partition plates, one ends of the transverse partition plates are welded with the firecracker setting-off box, the other ends of the transverse partition plates are not welded with the firecracker setting-off box, one ends of the transverse partition plates are welded without being welded and installed in a staggered mode, the transverse partition plates are covered with mesh cover plates, and one side of the firecracker setting-off box, which is connected with the transverse partition plates, is provided with a firecracker setting-off port.
The smoke purifier is in a square column shape or a round column shape, and is divided into 1 smoke waste gas storage chamber, 2 air filtering and purifying chambers and 1 purified air storage chamber by using 3 grid clapboards; the air filtering and purifying chamber connected with the smoke waste gas storage chamber is regularly and fully paved with honeycomb-shaped activated carbon, the air filtering and purifying chamber below the air purifying storage chamber is fully overlapped with activated carbon sponge, and the air purifying storage chamber is provided with an exhaust pipe.
The method comprises the steps of putting a long string of firecrackers on a transverse iron rod of a firecracker setting-off box around a transverse partition plate, arranging an ignition core of the long string of firecrackers outside a firecracker ignition port, covering a grid cover plate on the surface of the firecracker setting-off box, putting the firecracker setting-off box on a firecracker setting-off box frame of the firecracker setting-off box, putting down a movable plate door and fixing, opening a plate door ignition port, igniting the ignition core of the long string of firecrackers, setting off the long string of firecrackers in the firecracker setting-off box, enabling paper scraps after explosion to fall to a paper scrap sliding layer from the transverse iron rod through the firecracker setting-off box frame, and sliding the paper scrap sliding layer into a collection drawer of a paper scrap collection layer along an inclined sliding plate. The sound of firecracker firing is transmitted to the outside from the sound transmission window, and the grid cover plate and the fine grid window fence can prevent the paper scraps of the firecracker from floating.
The exhaust fan is started when the firecracker is ignited, smoke waste gas of a sound and smoke mixing layer in the firecracker setting-off device is extracted through the exhaust fan and is conveyed to the smoke purifier through the vent pipe and the air inlet pipe, and after the air filtering purification chamber is subjected to filtering treatment through honeycomb activated carbon and activated carbon sea, purified gas reaches the air filtering purification chamber and is finally discharged through the vent pipe.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic plan view of the present invention.
FIG. 3 is a schematic structural view of the firecracker setting-off box of the present invention.
Fig. 4 is a schematic plan view of the firecracker setting-off box of the present invention.
In the figure: the firecracker firing device comprises a base, a firecracker firing device, a 2.1 angle steel lower cross bar, a 2.2 firecracker firing box frame, a 2.3 angle steel upper cross bar, a 2.4 movable plate door, a 2.41 plate door firing opening, a 2.5 firecracker firing layer, a 2.51 firecracker firing box, 2.511 cross iron rods, a 2.512 cross partition plate, a 2.513 grid cover plate, a 2.514 firing opening, a 2.6 paper scrap sliding layer, a 2.61 oblique sliding plate, a 2.7 paper scrap gathering layer, a 2.71 collecting drawer, a 2.8 sound and smoke mixing layer, a 2.81 sound transmission window, a 2.811 fine grid window fence, a 2.82 paper scrap middle grid blocking net, a 2.83 paper scrap fine grid blocking net, a 2.84 smoke outlet, a 3 exhaust fan, a 3.1 air inlet pipe, a 3.3 check door, a 4 smoke purifier, a 4.1 grid partition plate, a 4.2 smoke waste gas storage chamber, a 4.3 air filtering and purifying chamber, a 4.5 honeycomb type active carbon exhaust pipe, a 4.6 honeycomb type exhaust pipe and a universal wheel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figures 1-4, a safe and environment-friendly firecracker setting-off device comprises a base (1), a firecracker setting-off device (2), an exhaust fan (3), a smoke purifier (4) and universal wheels (5). The firecracker setting-off device (2), the exhaust fan (3) and the smoke purifier (4) are arranged on the base (1), and the universal wheel (5) is arranged below the base (1); the firecracker setting-off device (2) is in a square column shape, and the top of the firecracker setting-off device is in a cone shape; the firecracker setting-off device (2) is internally divided into a firecracker setting-off layer (2.5), a paper scrap sliding layer (2.6), a paper scrap collecting layer (2.7) and a sound and smoke mixing layer (2.8) by an angle steel lower cross rod (2.1), a firecracker setting-off box frame (2.2) and an angle steel upper cross rod (2.3); a firecracker setting-off box frame (2.2) is arranged between the firecracker setting-off layer (2.5) and the paper scrap sliding layer (2.6), a firecracker setting-off box (2.51) is arranged on the firecracker setting-off box frame (2.2), the firecracker setting-off box (2.51) can move, and a movable plate door (2.4) is arranged on the front side of the firecracker setting-off layer (2.5) in front of the firecracker setting-off box frame (2.2); the wastepaper sliding layer (2.6) and the wastepaper collecting layer (2.7) are separated by an angle steel lower cross rod (2.1), the wastepaper sliding layer (2.6) is internally provided with the wastepaper collecting layer (2.7) which is symmetrically and obliquely leaned against the lower cross rod (2.1) of the angle steel by 2 oblique sliding plates (2.61), and a collecting drawer (2.71) is arranged in the wastepaper collecting layer (2.7); the firecracker setting-off layer (2.5) and the sound and smoke mixing layer (2.8) are separated by an angle steel upper cross rod (2.3), the sound and smoke mixing layer (2.8) is obliquely tapered to a smoke outlet (2.84), sound transmission windows (2.81) are arranged around the sound and smoke mixing layer (2.8) on the angle steel upper cross rod (2.3), a fine grid window fence (2.811) is installed on the sound transmission windows (2.81), a paper scrap middle grid block net (2.82) and a paper scrap fine grid block net (2.83) are installed in the oblique taper of the sound and smoke mixing layer (2.8), the paper scrap middle grid block net (2.82) is arranged below the paper scrap fine grid block net (2.83), and the paper scrap fine grid block net (2.83) is close to the smoke outlet (2.84). The smoke outlet (2.84) of the firecracker setting-off device (2) is connected with the inlet of the exhaust fan (3) through a vent pipe (3.1), the air outlet of the exhaust fan (3) is connected with the smoke waste gas storage chamber (4.2) of the smoke purifier (4) through an air inlet pipe (3.2), and the outlet of the air inlet pipe (3.2) is provided with a check valve (3.3).
The firecracker setting-off box frame (2.2) is welded into a # -shape by angle steel and is arranged between the firecracker setting-off layer (2.5) and the paper scrap sliding layer (2.6).
The firecracker set-off box is characterized in that a transverse iron rod (2.511) is installed at the inner bottom of the firecracker set-off box (2.51), a plurality of transverse partition plates (2.512) are welded on the transverse iron rod (2.511), one ends of the transverse partition plates (2.512) are welded with the firecracker set-off box (2.51), the other ends of the transverse partition plates are not welded with the firecracker set-off box (2.51), one ends of the transverse partition plates (2.512) are welded, one ends of the transverse partition plates are not welded and staggered, a net cover plate (2.513) covers the transverse partition plates (2.512), and one side of the transverse partition plates (2.51) connected with the firecracker set-off port (2.514).
The movable plate door (2.4) is internally provided with a closable plate door firing opening (2.41), and the plate door firing opening (2.41) is aligned with a firecracker ignition opening (2.514) of the firecracker firing box (2.51).
The smoke purifier (4) is in a square column shape or a round column shape, and the smoke purifier (4) is divided into 1 smoke waste gas storage chamber (4.2), 2 air filtering and purifying chambers (4.3) and 1 purified air storage chamber (4.4) by 3 grid partition plates (4.1); the air filtering and purifying chamber (4.3) connected with the smoke waste gas storage chamber (4.2) is internally and regularly paved with honeycomb-shaped activated carbon (4.5), the air filtering and purifying chamber (4.3) below the air purifying storage chamber (4.4) is fully paved with activated carbon sponge, and the air purifying storage chamber (4.4) is provided with an exhaust pipe (4.7).
The firecracker is placed on a cross iron rod (2.511) of a firecracker firing box (2.51) by winding a cross partition plate (2.512), an ignition core of the firecracker is placed outside a firecracker firing port (2.514), a grid cover plate (2.513) covers the surface of the firecracker firing box (2.51), then the firecracker firing box (2.51) is placed on a firecracker firing box frame (2.2) of the firecracker firing box (2), a movable plate door (2.4) is put down and fixed, a plate door firing port (2.41) is opened, the ignition core of the firecracker is fired, the firecracker is fired in the firecracker firing box (2.51), and paper scraps after firing fall to a paper scrap sliding layer (2.6) from the cross iron rod (2.511) through the firecracker firing box frame (2.2), and slide to a collection drawer (2.71) of a paper scrap collection layer (2.7) along an inclined sliding plate (2.61).
The sound of firecracker firing is transmitted to the outside from the sound transmission window (2.81), and the grid cover plate (2.513) and the fine grid window fence (2.811) can prevent the paper dust of the firecracker from floating.
The firecracker is ignited and the exhaust fan (3) is started, smoke waste gas of a sound and smoke mixing layer in the firecracker setting-off device (2) is extracted through the exhaust fan (3), and is conveyed to the smoke purifier (4) through the vent pipe (3.1) and the air inlet pipe (3.2), after the air filtering and purifying chamber (4.3) is subjected to filtering treatment through the honeycomb-shaped activated carbon (4.5) and the activated carbon sea (4.5), the purified gas reaches the air filtering and purifying chamber (4.3), and finally is discharged through the exhaust pipe (4.7).
Claims (4)
1. A safe and environment-friendly firecracker setting-off device comprises a base (1), a firecracker setting-off device (2), an exhaust fan (3) and smoke purification
The firecracker setting-off device is characterized in that a firecracker setting-off device (2), an exhaust fan (3) and a smoke purifier (4) are arranged on a base (1); the firecracker setting-off device (2) is in a square column shape, the top of the firecracker setting-off device is in a cone shape, and the firecracker setting-off device (2) is internally divided into a firecracker setting-off layer (2.5), a paper scrap sliding layer (2.6), a paper scrap collecting layer (2.7) and a sound and smoke mixing layer (2.8) by an angle steel lower cross rod (2.1), a firecracker setting-off box frame (2.2) and an angle steel upper cross rod (2.3); a firecracker setting-off box frame (2.2) is arranged between the firecracker setting-off layer (2.5) and the paper scrap sliding layer (2.6), the firecracker setting-off box frame (2.2) is welded into a # -shape by angle steel, a firecracker setting-off box (2.51) is arranged on the firecracker setting-off box frame (2.2), the firecracker setting-off box (2.51) can move, and a movable plate door (2.4) is arranged on the front surface of the firecracker setting-off layer (2.5) in front of the firecracker setting-off box frame (2.2); the wastepaper sliding layer (2.6) and the wastepaper collecting layer (2.7) are separated by an angle steel lower cross rod (2.1), the wastepaper sliding layer (2.6) is internally provided with the wastepaper collecting layer (2.7) which is symmetrically and obliquely leaned against the lower cross rod (2.1) of the angle steel by 2 oblique sliding plates (2.61), and a collecting drawer (2.71) is arranged in the wastepaper collecting layer (2.7); the firing layer (2.5) and the sound and smoke mixing layer (2.8) are separated by an angle steel upper cross rod (2.3), the sound and smoke mixing layer (2.8) is obliquely tapered to a smoke outlet (2.84), sound transmission windows (2.81) are arranged on the periphery of the sound and smoke mixing layer (2.8) on the angle steel upper cross rod (2.3), a fine grid window fence (2.811) is arranged on the sound transmission windows (2.81), a paper scrap middle grid blocking net (2.82) and a paper scrap fine grid blocking net (2.83) are arranged in the oblique taper of the sound and smoke mixing layer (2.8), the paper scrap middle grid blocking net (2.82) is arranged below the paper scrap fine grid blocking net (2.83), and the paper scrap fine grid blocking net (2.83) is close to the smoke outlet (2.84); the smoke purifier (4) is in a square column shape, and the smoke purifier (4) is divided into 1 smoke waste gas storage chamber (4.2), 2 air filtering and purifying chambers (4.3) and 1 purified air storage chamber (4.4) by 3 grid partition plates (4.1); honeycomb activated carbon (4.5) is regularly paved in an air filtering and purifying chamber (4.3) connected with a smoke waste gas storage chamber (4.2), an air filtering and purifying chamber (4.3) below the air purifying storage chamber (4.4) is fully overlapped with activated carbon sponge, an exhaust pipe (4.7) is installed in the air purifying storage chamber (4.4), a smoke gas outlet (2.84) of the firecracker setting-off device (2) is connected with an inlet of an exhaust fan (3) through an air pipe (3.1), an air outlet of the exhaust fan (3) is connected with the smoke waste gas storage chamber (4.2) of the smoke purifier (4) through an air inlet pipe (3.2), and an outlet of the air inlet pipe (3.2) is provided with a check door (3.3).
2. The safe and environment-friendly firecracker setting-off device as claimed in claim 1, wherein a cross iron rod (2.511) is installed at the inner bottom of the firecracker setting-off box (2.51), a plurality of cross partition plates (2.512) are welded on the cross iron rod (2.511), one end of each cross partition plate (2.512) is welded with the firecracker setting-off box (2.51), the other end of each cross partition plate is not welded with the firecracker setting-off box (2.51), one end of each cross partition plate (2.512) is welded, the other end of each cross partition plate is not welded and staggered, a mesh cover plate (2.513) is covered on each cross partition plate (2.512), and a firecracker setting-off opening (2.514) is arranged on one side of the firecracker setting-off box (2.51) connected with the cross partition plates (.
3. A safe and environmentally friendly firecracker firing device according to claim 1, characterized in that a closable door firing opening (2.41) is provided in the movable door (2.4), the door firing opening (2.41) being aligned with the firecracker firing opening (2.514) of the firecracker firing box (2.51).
4. The safe and environment-friendly firecracker setting-off device as claimed in claim 1, wherein universal wheels (5) are mounted under the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710529757.3A CN107270774B (en) | 2017-07-02 | 2017-07-02 | Safe and environment-friendly firecracker setting-off device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710529757.3A CN107270774B (en) | 2017-07-02 | 2017-07-02 | Safe and environment-friendly firecracker setting-off device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107270774A CN107270774A (en) | 2017-10-20 |
| CN107270774B true CN107270774B (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710529757.3A Expired - Fee Related CN107270774B (en) | 2017-07-02 | 2017-07-02 | Safe and environment-friendly firecracker setting-off device |
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| Country | Link |
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| CN (1) | CN107270774B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412790B (en) * | 2018-07-02 | 2022-06-14 | 倪其棍 | Environment-friendly firecracker setting-off device |
| CN109029139B (en) * | 2018-08-23 | 2020-09-11 | 张保国 | Robot for setting off fireworks in air |
| CN109186361B (en) * | 2018-10-27 | 2021-03-16 | 上栗县金圆花炮制造有限公司 | String-shaped firecracker setting-off protection device |
| CN112964134A (en) * | 2018-10-27 | 2021-06-15 | 蒋晓进 | Municipal firecracker burning and storing device and using method |
| CN112556507A (en) * | 2020-12-07 | 2021-03-26 | 追信数字科技有限公司 | Multi-mode firework setting-off device based on mobile phone control |
| CN114791243B (en) * | 2022-02-24 | 2023-05-23 | 广东轻工职业技术学院 | Safe and environment-friendly firecracker setting-off device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202013143U (en) * | 2011-03-25 | 2011-10-19 | 山西特洁尔环保节能技术开发有限公司 | Environment-friendly and safe firecrackers setting off device |
| CN203955676U (en) * | 2014-01-14 | 2014-11-26 | 张尚铁 | Firecracker setting-off safety and environmental protection device |
| CN203798258U (en) * | 2014-03-31 | 2014-08-27 | 江西省太平洋节能环保科技有限公司 | Firecracker security setting-off incinerator |
| CN204027453U (en) * | 2014-07-01 | 2014-12-17 | 王建猛 | Safety and environmental protection is put the multiplex net basket of whip |
| CN104215133A (en) * | 2014-09-05 | 2014-12-17 | 戴红华 | Environment-friendly and safe firework setting-off device |
| CN204202493U (en) * | 2014-09-20 | 2015-03-11 | 宿州学院 | A kind of firecracker setting-off bucket of safety and environmental protection |
-
2017
- 2017-07-02 CN CN201710529757.3A patent/CN107270774B/en not_active Expired - Fee Related
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| CN107270774A (en) | 2017-10-20 |
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Effective date of registration: 20201214 Address after: Room 806, building 5, Wuhu navigation Innovation Park, Wanbi Town, Wanbi District, Wuhu City, Anhui Province Patentee after: Wuhu Qibo Intellectual Property Operation Co.,Ltd. Address before: No.6-30 jinlongquan Avenue, Dongbao District, Jingmen City, Hubei Province Patentee before: Yang Alin |
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Granted publication date: 20191220 |