CN105927120A - Suspended fireproof aseismic door - Google Patents
Suspended fireproof aseismic door Download PDFInfo
- Publication number
- CN105927120A CN105927120A CN201610408336.0A CN201610408336A CN105927120A CN 105927120 A CN105927120 A CN 105927120A CN 201610408336 A CN201610408336 A CN 201610408336A CN 105927120 A CN105927120 A CN 105927120A
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- CN
- China
- Prior art keywords
- proof
- door leaf
- door
- door frame
- support member
- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/7015—Door leaves characterised by the filling between two external panels
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/70—Door leaves
- E06B3/72—Door leaves consisting of frame and panels, e.g. of raised panel type
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/96—Corner joints or edge joints for windows, doors, or the like frames or wings
- E06B3/964—Corner joints or edge joints for windows, doors, or the like frames or wings using separate connection pieces, e.g. T-connection pieces
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
- E06B5/16—Fireproof doors or similar closures; Adaptations of fixed constructions therefor
- E06B5/162—Fireproof doors having windows or other openings, e.g. for permitting ventilation or escape
Abstract
The invention discloses a suspended fireproof aseismic door which comprises an upper steel structure supporting member, corner supporting members, an inner door frame, an outer door frame and a lower steel structure supporting member. The upper steel structure supporting member is arranged on a wall and positioned below a lintel, the lower steel structure supporting member is fixed on the ground, the upper end of the outer door frame is fixedly connected to the upper steel structure supporting member while the lower end of the same is connected to the lower steel structure supporting member, and the outer door frame is mounted in the wall; the inner door frame is arranged in the outer door frame, four corners of the inner door frame and those of the outer door frame are connected through the corner supporting members, each corner supporting member comprises a compression barrel, a compression rod and a connection rod, each compression sleeve slidably sleeves outside the corresponding compression rod, a spring is arranged between the bottom end of each compression rod and the bottom of the corresponding compression barrel, the front end of the compression rod is connected to the connection rod through a spherical hinge, and a door leaf is arranged in the inner door frame. The suspended fireproof aseismic door is high in safety and can still be used when an earthquake occurs or a house naturally deforms.
Description
Technical field
The present invention relates to a kind of door, specifically a kind of suspension type fire-proof shock-proof door.
Background technology
Along with the development of society, while the wealth of society is increasing, causing the danger of breaking out of fire also increasing, the harmfulness of fire is the most increasing.According to statistics, China's fire seventies annual is lost less than 2.5 hundred million yuan, and the fire annual eighties is lost less than 3.2 hundred million yuan.Entering the nineties, since particularly 1993, the direct property loss that fire causes rises to average annual tens00000000 yuan, the most dead people more than 2000.It was verified that along with society and expanding economy, firemanic importance is more and more prominent.In order to reduce the loss that life and property are made by fire, increasing construction and installation fire resistant doorsets.Existing Fireproof door structure is compact, under breaking out of fire, earthquake or other External Force Actings, easily causes fire resistant doorsets deformation, causes fire resistant doorsets to be difficult to open, once occur that fire resistant doorsets deform, by the escape having a strong impact under fire or earthquake conditions and rescue work.
Summary of the invention
It is an object of the invention to provide a kind of suspension type fire-proof shock-proof door, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme:
A kind of suspension type fire-proof shock-proof door, including steel superstructure support member, angle support member, interior doorframe, exterior door frame and bottom steel structure support part；Described steel superstructure support member is arranged on body of wall, and steel superstructure support member is positioned at the lower section of lintel；Described bottom steel structure support part fixes on the ground, and bottom steel structure support part is corresponding with steel superstructure support member in the vertical direction position；Described exterior door frame upper end is fixedly attached to steel superstructure support member, and lower end is fixedly attached to bottom steel structure support part, and exterior door frame is arranged in body of wall；Described interior doorframe is arranged in exterior door frame, it is connected by angle support member with at the corner of exterior door frame at the corner of interior doorframe, described angle support member includes compression cylinder, constrictor and connecting rod, compression cylinder is slidably located in outside constrictor, being provided with spring between bottom constrictor bottom and compression cylinder, constrictor front end is connected to connecting rod by spherical hinge；It is provided with door leaf in described interior doorframe.
As the further scheme of the present invention: be filled with padded coaming in leaving space, and this space between described steel superstructure support member and lintel and form cushion.
As the present invention further scheme: be filled with padded coaming in the space between described bottom steel structure support part and ground and form bottom breaker.
As the present invention further scheme: be additionally provided with multiple support bar between described interior doorframe and exterior door frame.
As the present invention further scheme: be also filled with padded coaming between described interior doorframe and exterior door frame and form cushion between doorframe.
As the present invention further scheme: little door leaf is set up in described door leaf bottom, little door leaf is arranged in little door leaf inside casing, door leaf bottom is provided with the little door leaf outer frame corresponding with little door leaf inside casing, is connected by second jiao of support member with at the corner of little door leaf outer frame at the corner of little door leaf inside casing.
As the present invention further scheme: be filled with padded coaming between described little door leaf inside casing and little door leaf outer frame and form cushion between little doorframe.
As the present invention further scheme: be provided with latch between described little door leaf and door leaf.
Compared with prior art, the invention has the beneficial effects as follows:
1, under breaking out of fire, earthquake or other External Force Actings, even if has there is deformation in body of wall, this suspension type fire-proof shock-proof door also can ensure the smooth unlatching of door leaf largely, even if in the case of also there is deformation in door leaf, can also ensure the smooth unlatching of little door leaf largely, beneficially people escape smoothly.
2, this suspension type fire-proof shock-proof door substantially increases security performance, still can use, have wide market prospects in the case of earthquake or house natural deform.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment 1 centre mounted type fire-proof shock-proof door.
Fig. 2 is the structural representation of suspension type fire-proof shock-proof door middle and upper part steel structure support part.
Fig. 3 is the structural representation of suspension type fire-proof shock-proof door middle and lower part steel structure support part.
Fig. 4 is the structural representation of angle support member in suspension type fire-proof shock-proof door.
Fig. 5 is the scheme of installation one of suspension type fire-proof shock-proof door.
Fig. 6 is the scheme of installation two of suspension type fire-proof shock-proof door.
Fig. 7 is the scheme of installation three of suspension type fire-proof shock-proof door.
Fig. 8 is the structural representation of embodiment 2 centre mounted type fire-proof shock-proof door.
In figure: cushion between doorframe, 11-exterior door frame, 12-support bar, 13-bottom steel structure support part, the upper cushion of 14-, 15-bottom breaker, 16-doorframe in 1-lintel, 2-body of wall, 3-ground, 4-steel superstructure support member, 5-angle support member, 51-compression cylinder, 52-spring, 53-constrictor, 54-spherical hinge, 55-connecting rod, 6-door leaf, 7-latch, the little door leaf of 8-, 9-second jiao of support member, 10-.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme is described in more detail.
Embodiment 1
Referring to Fig. 1-7, a kind of suspension type fire-proof shock-proof door, including steel superstructure support member 4, angle support member 5, interior doorframe 10, exterior door frame 11 and bottom steel structure support part 13；Described steel superstructure support member 4 is arranged on body of wall 2, and steel superstructure support member 4 is positioned at the lower section of lintel 1, space is left between steel superstructure support member 4 and lintel 1, and be filled with padded coaming in this space and form cushion 14, under breaking out of fire, earthquake or other External Force Actings, upper cushion 14 tentatively buffers；Described bottom steel structure support part 13 is fixed on ground 3, and bottom steel structure support part 13 is corresponding with steel superstructure support member 4 in the vertical direction position, it is filled with padded coaming in space between bottom steel structure support part 13 and ground 3 and forms bottom breaker 15, under breaking out of fire, earthquake or other External Force Actings, bottom breaker 15 tentatively buffers；nullDescribed exterior door frame 11 upper end is fixedly attached to steel superstructure support member 4，Lower end is fixedly attached to bottom steel structure support part 13，And exterior door frame 11 is arranged in body of wall 2，So that exterior door frame 11 is connected as an entirety with steel superstructure support member 4 and bottom steel structure support part 13，Sling built on stilts for exterior door frame 11 by steel superstructure support member 4，Make the most directly contact face 3, exterior door frame 11 lower end，But be connected with bottom steel structure support part 13，Therefore，In breaking out of fire、Under earthquake or other External Force Actings，Even if body of wall 2 starts to deform，This suspension type fire-proof shock-proof door is also to first pass around bottom breaker 15 to buffer，And at bottom steel structure support part 13, there is corresponding deformation，Ensure that exterior door frame 11 is indeformable，Existing fire resistant doorsets，When body of wall 2 slightly deforms upon，It is possible to cause fire resistant doorsets to open，Suspension type fire-proof shock-proof door of the present invention is when body of wall 2 slightly deforms upon，Bottom breaker 15 can be first passed through buffer，And at bottom steel structure support part 13, there is corresponding deformation，Thus in the case of body of wall 2 slightly deformation, ensure that exterior door frame 11 will not deform，Ensure that suspension type fire-proof shock-proof door can be opened smoothly；
nullDescribed interior doorframe 10 is arranged in exterior door frame 11，It is connected by angle support member 5 with at the corner of exterior door frame 11 at the corner of interior doorframe 10，Described angle support member 5 includes compression cylinder 51、Constrictor 53 and connecting rod 55，Compression cylinder 51 is slidably located in outside constrictor 53，It is provided with spring 52 between bottom constrictor 53 bottom and compression cylinder 51，Make to have between constrictor 53 and compression cylinder 51 certain telescopic resilience by spring 52，Constrictor 53 front end is connected to connecting rod 55 by spherical hinge 54，Spherical hinge 54 makes can rotate between constrictor 53 and connecting rod 55，Angle support member 5 makes can move within the specific limits between interior doorframe 10 and exterior door frame 11，Can rotate within the specific limits again，Thus in the case of a certain degree of deformation occurs in exterior door frame 11，Also can guarantee that interior doorframe 10 is indeformable，Multiple support bar 12 it is additionally provided with between described interior doorframe 10 and exterior door frame 11，It is also filled with padded coaming between interior doorframe 10 and exterior door frame 11 and forms cushion 16 between doorframe；It is provided with door leaf 6 in described interior doorframe 10.
The operation principle of the present invention is: described suspension type fire-proof shock-proof door, under breaking out of fire, earthquake or other External Force Actings, even if body of wall 2 slightly deforms upon, bottom breaker 15 can be first passed through buffer, and at bottom steel structure support part 13, there is corresponding deformation, thus in the case of body of wall 2 slightly deformation, ensureing that exterior door frame 11 will not deform, it is ensured that suspension type fire-proof shock-proof door can be opened smoothly.When the deformation degree of body of wall 2 is bigger, when causing exterior door frame 11 to occur slightly deforming, between doorframe, cushion 16 carries out a certain degree of buffering, and angle support member 5 makes can move within the specific limits between interior doorframe 10 and exterior door frame 11, can rotate within the specific limits again, thus in the case of a certain degree of deformation occurs in exterior door frame 11, also can guarantee that interior doorframe 10 is indeformable, it is ensured that door leaf 6 normally-open.
Embodiment 2
nullRefer to Fig. 8，Little door leaf 8 is set up in described door leaf 6 bottom，Little door leaf 8 is arranged in little door leaf inside casing，Door leaf 6 bottom is provided with the little door leaf outer frame corresponding with little door leaf inside casing，It is connected by second jiao of support member 9 with at the corner of little door leaf outer frame at the corner of little door leaf inside casing，Thus ensure can move within the specific limits between little door leaf inside casing and little door leaf outer frame，Can rotate within the specific limits again，It is filled with padded coaming between little door leaf inside casing and little door leaf outer frame and forms cushion between little doorframe，When deformation largely occurs in exterior door frame，When causing interior doorframe 10 and door leaf 6 that a certain degree of deformation occurs，Between little doorframe, cushion carries out a certain degree of buffering，And second jiao of support member 9 makes can move within the specific limits between little door leaf inside casing and little door leaf outer frame，Can rotate within the specific limits again，Thus in the case of a certain degree of deformation occurs in little door leaf outer frame，Also can guarantee that little door leaf inside casing is indeformable，Protect the normally-open of little door leaf 8；It is provided with latch 7 between described little door leaf 8 and door leaf 6, in normal state, by latch 7, little door leaf 8 cuts out, under special circumstances, when door leaf 6 cannot be opened smoothly, latch 7 is taken off, so that little door leaf 8 is opened, escape for people.
Under breaking out of fire, earthquake or other External Force Actings, even if has there is deformation in body of wall 2, this suspension type fire-proof shock-proof door also can ensure the smooth unlatching of door leaf 6 largely, even if in the case of also there is deformation in door leaf 6, can also ensure the smooth unlatching of little door leaf 8 largely, beneficially people escape smoothly.Described suspension type fire-proof shock-proof door substantially increases security performance, still can use, have wide market prospects in the case of earthquake or house natural deform.
Above the better embodiment of the present invention is explained in detail, but the present invention is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art is possessed, it is also possible to various changes can be made on the premise of without departing from present inventive concept.
Claims (8)
1. a suspension type fire-proof shock-proof door, it is characterised in that include steel superstructure support member (4), angle support member (5), interior doorframe (10), exterior door frame (11) and bottom steel structure support part (13)；Described steel superstructure support member (4) is arranged on body of wall (2), and steel superstructure support member (4) is positioned at the lower section of lintel (1)；Described bottom steel structure support part (13) is fixed on ground (3), and bottom steel structure support part (13) is corresponding with steel superstructure support member (4) in the vertical direction position；Described exterior door frame (11) upper end is fixedly attached to steel superstructure support member (4), and lower end is fixedly attached to bottom steel structure support part (13), and exterior door frame (11) is arranged in body of wall (2)；Described interior doorframe (10) is arranged in exterior door frame (11), it is connected by angle support member (5) with at the corner of exterior door frame (11) at the corner of interior doorframe (10), described angle support member (5) includes compression cylinder (51), constrictor (53) and connecting rod (55), compression cylinder (51) is slidably located in constrictor (53) outward, being provided with spring (52) between constrictor (53) bottom and compression cylinder (51) bottom, constrictor (53) front end is connected to connecting rod (55) by spherical hinge (54)；It is provided with door leaf (6) in described interior doorframe (10).
Suspension type fire-proof shock-proof door the most according to claim 1, it is characterised in that be filled with padded coaming in leaving space, and this space between described steel superstructure support member (4) and lintel (1) and form cushion (14).
Suspension type fire-proof shock-proof door the most according to claim 2, it is characterised in that be filled with padded coaming in the space between described bottom steel structure support part (13) and ground (3) and form bottom breaker (15).
4. according to the suspension type fire-proof shock-proof door described in claim 1 or 2 or 3, it is characterised in that be additionally provided with multiple support bar (12) between described interior doorframe (10) and exterior door frame (11).
Suspension type fire-proof shock-proof door the most according to claim 4, it is characterised in that be also filled with padded coaming between described interior doorframe (10) and exterior door frame (11) and form cushion (16) between doorframe.
Suspension type fire-proof shock-proof door the most according to claim 5, it is characterized in that, little door leaf (8) is set up in described door leaf (6) bottom, little door leaf (8) is arranged in little door leaf inside casing, door leaf (6) bottom is provided with the little door leaf outer frame corresponding with little door leaf inside casing, is connected by second jiao of support member (9) with at the corner of little door leaf outer frame at the corner of little door leaf inside casing.
Suspension type fire-proof shock-proof door the most according to claim 6, it is characterised in that be filled with padded coaming between described little door leaf inside casing and little door leaf outer frame and form cushion between little doorframe.
Suspension type fire-proof shock-proof door the most according to claim 7, it is characterised in that be provided with latch (7) between described little door leaf (8) and door leaf (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610408336.0A CN105927120B (en) | 2016-06-03 | 2016-06-03 | A kind of suspension type fire-proof shock-proof door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610408336.0A CN105927120B (en) | 2016-06-03 | 2016-06-03 | A kind of suspension type fire-proof shock-proof door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105927120A true CN105927120A (en) | 2016-09-07 |
| CN105927120B CN105927120B (en) | 2017-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610408336.0A Active CN105927120B (en) | 2016-06-03 | 2016-06-03 | A kind of suspension type fire-proof shock-proof door |
Country Status (1)
| Country | Link |
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| CN (1) | CN105927120B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288507A (en) * | 2017-06-19 | 2017-10-24 | 天津龙甲特种门窗有限公司 | One kind is every cigarette escape fire-proof door |
| CN108104709A (en) * | 2018-01-12 | 2018-06-01 | 林群祥 | Buffer anti-fall door |
| JP2019002252A (en) * | 2017-06-20 | 2019-01-10 | 株式会社竹中工務店 | Fitting frame attachment structure |
| CN113323534A (en) * | 2021-06-10 | 2021-08-31 | 吴丽敏 | Steel supporting structure for anti-seismic protection |
| CN115045594A (en) * | 2022-04-29 | 2022-09-13 | 河南鼎力人防设备有限公司 | Deformable anti-extrusion self-induction pushing shockproof protective door |
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| DE3612132A1 (en) * | 1986-04-10 | 1987-10-15 | Bsg Brand Sanierung Gmbh | Partition |
| JPH1122319A (en) * | 1997-07-08 | 1999-01-26 | Nippon Sekkei:Kk | Absorption structure of metallic fittings against relative story displacement and local displacement of building |
| CN2331749Y (en) * | 1998-04-03 | 1999-08-04 | 丁德义 | Shockproof doorframe |
| CN205100827U (en) * | 2015-08-21 | 2016-03-23 | 南通金亿达门业有限公司 | Prevent fire door and that uses prevents fire door board thereof |
| CN205663380U (en) * | 2016-06-03 | 2016-10-26 | 皖西学院 | Shockproof door of suspension type fire prevention |
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2016
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3612132A1 (en) * | 1986-04-10 | 1987-10-15 | Bsg Brand Sanierung Gmbh | Partition |
| JPH1122319A (en) * | 1997-07-08 | 1999-01-26 | Nippon Sekkei:Kk | Absorption structure of metallic fittings against relative story displacement and local displacement of building |
| CN2331749Y (en) * | 1998-04-03 | 1999-08-04 | 丁德义 | Shockproof doorframe |
| CN205100827U (en) * | 2015-08-21 | 2016-03-23 | 南通金亿达门业有限公司 | Prevent fire door and that uses prevents fire door board thereof |
| CN205663380U (en) * | 2016-06-03 | 2016-10-26 | 皖西学院 | Shockproof door of suspension type fire prevention |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107288507A (en) * | 2017-06-19 | 2017-10-24 | 天津龙甲特种门窗有限公司 | One kind is every cigarette escape fire-proof door |
| JP2019002252A (en) * | 2017-06-20 | 2019-01-10 | 株式会社竹中工務店 | Fitting frame attachment structure |
| CN108104709A (en) * | 2018-01-12 | 2018-06-01 | 林群祥 | Buffer anti-fall door |
| CN113323534A (en) * | 2021-06-10 | 2021-08-31 | 吴丽敏 | Steel supporting structure for anti-seismic protection |
| CN115045594A (en) * | 2022-04-29 | 2022-09-13 | 河南鼎力人防设备有限公司 | Deformable anti-extrusion self-induction pushing shockproof protective door |
| CN115045594B (en) * | 2022-04-29 | 2024-03-29 | 河南鼎力人防设备有限公司 | Deformable anti-extrusion self-induction pushing shockproof protective door |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105927120B (en) | 2017-08-25 |
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Inventor after: Cheng Rui Inventor after: Xu Yuwei Inventor after: Wang Tongpei Inventor after: Ruan Jinwei Inventor after: Pei Wanfei Inventor after: Tu Jinsong Inventor before: Cheng Rui Inventor before: Xu Hongyan Inventor before: Xu Xuefeng Inventor before: Li Tonghai Inventor before: Chen Fei Inventor before: Tu Jinsong |
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Effective date of registration: 20201223 Address after: 232202 100m to the east of Gedian village, anfengtang Town, Shouxian County, Huainan City, Anhui Province Patentee after: Anhui Keyi Industrial Design Service Co.,Ltd. Address before: 237012 Headquarters of Hexi West Anhui College, Yuan District, Luan City, Anhui Province Patentee before: WEST ANHUI University |
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