CN108643343A - Construction method of steel pipe structure heat-insulation sandwich house - Google Patents
Construction method of steel pipe structure heat-insulation sandwich house Download PDFInfo
- Publication number
- CN108643343A CN108643343A CN201810687580.4A CN201810687580A CN108643343A CN 108643343 A CN108643343 A CN 108643343A CN 201810687580 A CN201810687580 A CN 201810687580A CN 108643343 A CN108643343 A CN 108643343A
- Authority
- CN
- China
- Prior art keywords
- steel
- column
- heat
- concrete
- house
- 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.)
- Granted
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 77
- 239000010959 steel Substances 0.000 title claims abstract description 77
- 238000009413 insulation Methods 0.000 title claims abstract description 34
- 238000010276 construction Methods 0.000 title abstract description 5
- 239000004567 concrete Substances 0.000 claims abstract description 35
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 50
- 239000011229 interlayer Substances 0.000 claims description 14
- 238000003825 pressing Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000007306 turnover Effects 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims 3
- 238000005345 coagulation Methods 0.000 claims 3
- 239000011120 plywood Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract 3
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000004321 preservation Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/7401—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using panels without a frame or supporting posts, with or without upper or lower edge locating rails
- E04B2/7403—Removable non-load-bearing partitions; Partitions with a free upper edge assembled using panels without a frame or supporting posts, with or without upper or lower edge locating rails with special measures for sound or thermal insulation including fire protection
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/74—Removable non-load-bearing partitions; Partitions with a free upper edge
- E04B2/82—Removable non-load-bearing partitions; Partitions with a free upper edge characterised by the manner in which edges are connected to the building; Means therefor; Special details of easily-removable partitions as far as related to the connection with other parts of the building
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/26—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups
- E04C2/284—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups E04C2/04, E04C2/08, E04C2/10 or of materials covered by one of these groups with a material not specified in one of the groups at least one of the materials being insulating
Abstract
The invention discloses a method for building a steel pipe structure heat-insulation sandwich house, which comprises the following steps: s1: binding reinforcing steel bars and paving the reinforcing steel bars in a foundation, and then pouring the reinforcing steel bars by using concrete to form a reinforced concrete layer; s2: hoisting the steel upright column by using a crane, and fixing the lower end of the steel upright column with the threaded column through a nut; s3: fixing the front end and the rear end of the channel steel to fixing grooves of the front steel upright post and the rear steel upright post, and simultaneously fixing the middle part of the channel steel to a fixing notch of the middle steel upright post; s4: fixing the heat-insulating wall board on the inner sides of the left and right steel upright posts through countersunk screws; s5: and hoisting the ceiling to complete the fixation of the lower end of the ceiling and the upper end of the steel upright. The invention fixes the heat-insulating wall board on the inner sides of the left and right steel upright posts through the countersunk head screws, and has simple construction process and short process time. The heat-insulating wall board comprises a panel, a heat-insulating layer and a laminated board, so that the energy consumption is low, and the heat-insulating layer can insulate heat, save energy and reduce emission.
Description
Technical field
The invention belongs to house building technology fields, and in particular to a kind of constructing heat insulation interlayer house having steel tube structure.
Background technology
Existing house building method, armored concrete formula, brick are mixing or steel structure type, building technology complexity, process consume
Duration, and it is high to construction site parameter request.In building course, the welding of the connecting portions such as reinforcing bar, concrete stirring and transport etc.
Process causes environmental pollution, house to use, and high energy consumption, house generates building waste when demolishing;Wooden frame structure consumes timber,
Choice requirement parameter is high, and bearing capacity is low.
For this purpose, it is proposed that a kind of constructing heat insulation interlayer house having steel tube structure, to solve to carry in above-mentioned background technology
To the problem of.
Invention content
The purpose of the present invention is to provide a kind of constructing heat insulation interlayer house having steel tube structures, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the present invention provides the following technical solutions:A kind of steel-tube construction heat preservation sandwich layer house construction side
Method includes the following steps:
S1:It has bound reinforcing bar and has been laid in ground, then reinforcing bar has been poured using concrete, formed armored concrete
Layer, the reinforced concrete floor include concrete base layer and concrete column, are stretched out at the top of the concrete column upper end perpendicular
The threaded post being directly arranged;
S2:Steel column is sling using loop wheel machine, the lower end of steel column is fixed by nut and threaded post, and the middle part steel is vertical
It is equipped with fixed notch on the inside of column, fixing groove is equipped on the inside of the front and back steel column;
S3:The rear and front end of channel steel is fixed on to the fixing groove of the front and back steel column, while being made in being fixed in the middle part of channel steel
The fixed notch of steel column described in portion;
S4:Heat-insulation wall plate includes panel, insulating layer and force fit plate, force fit plate is placed on lowest level, insulating layer is placed on middle layer, face
Plate is placed on top layer, panel, insulating layer and force fit plate pressing and forming is obtained heat-insulation wall plate by pressing machine, by heat-insulation wall plate
The inside of left and right sides steel column is fixed on by sunk screw;
S5:Ceiling is sling, the fixation of ceiling lower end and steel column upper end is completed.
The concrete base layer and concrete column are molded by concrete formed by integrally casting, and the concrete column is located at mixed
The left and right sides of solidifying soil matrix layer upper end.
Channel steel is fixed on fixing groove and the middle part steel column of the front and back steel column by screw in the step S3
Fixed notch.
Further include needing to slip the both ends of bottom plate in channel steel after the completion of the step S3.
The upper center of concrete base layer is equipped with support column, and the lower end of the bottom plate is supported on the upper end of support column.
The both sides up and down of panel are equipped with groove, and the upper and lower ends of panel are equipped with package side plate, and the both sides up and down of insulating layer are set
It is useful for the positioning groove of grafting groove, the both sides up and down of force fit plate are equipped with turnover board, and turnover board is pressed together between package side plate,
Sunk screw runs through heat-insulation wall plate via groove and is fixed on the screw hole of the inside of left and right sides steel column.
Force fit plate is placed on most lower by a kind of constructing heat insulation interlayer house having steel tube structure provided by the invention, the present invention
Layer, insulating layer is placed on middle layer, and panel is placed on top layer, by pressing machine, by panel, insulating layer and force fit plate pressing and forming,
Heat-insulation wall plate is obtained, heat-insulation wall plate is fixed on to the inside of left and right sides steel column by sunk screw, building technology is simple, work
Sequence takes short.
Heat-insulation wall plate includes panel, insulating layer and force fit plate, and Energy in use is small, insulating layer heat preservation, energy-saving and emission-reduction.
Constructing heat insulation interlayer house having steel tube structure, can industrialize, standardize, generalization, modularized design, Ke Yishi
Existing multimode combination.
Description of the drawings
Fig. 1 is the positive structure diagram of the present invention;
Fig. 2 is that the channel steel of the present invention and bottom plate install decomposition texture schematic diagram;
Fig. 3 is the armored concrete schematic diagram of a layer structure of the present invention;
Fig. 4 is the heat-insulation wall plate decomposition texture schematic diagram of the present invention.
In figure:1 concrete base layer, 2 support columns, 3 concrete columns, 4 bottom plates, 5 nuts, 51 threaded posts, 6 steel columns, 7 are protected
Warm wallboard, 71 panels, 72 grooves, 73 package side plates, 74 force fit plates, 75 turnover boards, 76 insulating layers, 77 positioning grooves, 8 ceilings, 9
Fixing groove, 10 screw holes, 11 fixed notch, 12 screws, 13 channel steels, 14 sunk screws.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
The present invention provides a kind of constructing heat insulation interlayer house having steel tube structures picture 1-4, include the following steps:
S1:It has bound reinforcing bar and has been laid in ground, then reinforcing bar has been poured using concrete, formed armored concrete
Layer, the reinforced concrete floor include concrete base layer 1 and concrete column 3, are stretched out at the top of 3 upper end of the concrete column
The threaded post 51 being vertically arranged;
S2:Steel column 6 is sling using loop wheel machine, the lower end of steel column 6 is fixed by nut 5 and threaded post 51, middle part institute
It states 6 inside of steel column and is equipped with fixed notch 11,6 inside of the front and back steel column is equipped with fixing groove 9;
S3:The rear and front end of channel steel 13 is fixed on to the fixing groove 9 of the front and back steel column 6, while making 13 middle part of channel steel solid
Due to the fixed notch 11 of the middle part steel column 6;
S4:Heat-insulation wall plate 7 includes panel 71, insulating layer 76 and force fit plate 74, force fit plate 74 is placed on lowest level, insulating layer 76 is put
In middle layer, panel 71 is placed on top layer, is obtained 74 pressing and forming of panel 71, insulating layer 76 and force fit plate by pressing machine
Heat-insulation wall plate 7 is fixed on the inside of left and right sides steel column 6 by heat-insulation wall plate 7 by sunk screw 14;
S5:Ceiling 8 is sling, the fixation of 8 lower end of ceiling and 6 upper end of steel column is completed.
The concrete base layer 1 and concrete column 3 are molded by concrete formed by integrally casting, the concrete column 3
The left and right sides in 1 upper end of concrete base layer.
Channel steel 13 is fixed on by screw 12 described in fixing groove 9 and the middle part of the front and back steel column 6 in the step S3
The fixed notch 11 of steel column 6.
Further include that the both ends by bottom plate 4 is needed to slip in channel steel 13 after the completion of the step S3.
The upper center of concrete base layer 1 is equipped with support column 2, and the lower end of the bottom plate 13 is supported on the upper end of support column 2.
The both sides up and down of panel 71 are equipped with groove 72, and the upper and lower ends of panel 71 are equipped with package side plate 73, insulating layer 76
Upper and lower both sides are equipped with the positioning groove 77 for grafting groove 72, and the both sides up and down of force fit plate 74 are equipped with turnover board 75, turnover board
75 are pressed together between package side plate 73, and sunk screw 14, which runs through heat-insulation wall plate 7 via groove 72 and is fixed on left and right sides steel, to be stood
The screw hole 10 of the inside of column 6.
In conclusion compared with prior art, force fit plate 74 is placed on lowest level by the present invention, insulating layer 76 is placed on centre
Layer, panel 71 are placed on top layer, 74 pressing and forming of panel 71, insulating layer 76 and force fit plate are obtained insulated wall by pressing machine
Heat-insulation wall plate 7 is fixed on the inside of left and right sides steel column 6 by plate 7 by sunk screw 14, and building technology is simple, process consumption
When it is short.
Heat-insulation wall plate 7 includes panel 71, insulating layer 76 and force fit plate 74, and Energy in use is small, and the heat preservation of insulating layer 76 energy saving subtracts
Row.
Constructing heat insulation interlayer house having steel tube structure, can industrialize, standardize, generalization, modularized design, Ke Yishi
Existing multimode combination.
Finally it should be noted that:The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention,
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used
With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features,
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's
Within protection domain.
Claims (6)
1. a kind of constructing heat insulation interlayer house having steel tube structure, it is characterised in that:Include the following steps:
S1:It has bound reinforcing bar and has been laid in ground, then reinforcing bar has been poured using concrete, formed armored concrete
Layer, the reinforced concrete floor includes concrete base layer(1)And concrete column(3), the concrete column(3)It pushes up upper end
The threaded post being vertically arranged is stretched out in portion(51);
S2:Using loop wheel machine by steel column(6)It slings, steel column(6)Lower end pass through nut(5)With threaded post(51)Consolidate
It is fixed, the middle part steel column(6)Inside is equipped with fixed notch(11), the front and back steel column(6)Inside is equipped with fixing groove(9);
S3:By channel steel(13)Rear and front end be fixed on the front and back steel column(6)Fixing groove(9), while making channel steel
(13)The middle part steel column is fixed at middle part(6)Fixed notch(11);
S4:Heat-insulation wall plate(7)Including panel(71), insulating layer(76)And force fit plate(74), by force fit plate(74)Lowest level is placed on,
Insulating layer(76)It is placed on middle layer, panel(71)It is placed on top layer, by pressing machine, by panel(71), insulating layer(76)And pressure
Plywood(74)Pressing and forming obtains heat-insulation wall plate(7), by heat-insulation wall plate(7)Pass through sunk screw(14)It is fixed on the left and right sides
Steel column(6)Inside;
S5:By ceiling(8)It slings, completes ceiling(8)Lower end and steel column(6)The fixation of upper end.
2. a kind of constructing heat insulation interlayer house having steel tube structure according to claim 1, it is characterised in that:The coagulation
Soil matrix layer(1)And concrete column(3)It is molded by concrete formed by integrally casting, the concrete column(3)Positioned at coagulation soil matrix
Layer(1)The left and right sides of upper end.
3. a kind of constructing heat insulation interlayer house having steel tube structure according to claim 1, it is characterised in that:The step
Channel steel in S3(13)Pass through screw(12)It is fixed on the front and back steel column(6)Fixing groove(9)With the middle part steel column(6)
Fixed notch(11).
4. a kind of constructing heat insulation interlayer house having steel tube structure according to claim 1, it is characterised in that:The step
Further include needing bottom plate after the completion of S3(4)Both ends slip in channel steel(13)It is interior.
5. a kind of constructing heat insulation interlayer house having steel tube structure according to claim 1, it is characterised in that:Coagulation soil matrix
Layer(1)Upper center be equipped with support column(2), the bottom plate(13)Lower end be supported on support column(2)Upper end.
6. a kind of constructing heat insulation interlayer house having steel tube structure according to claim 1, it is characterised in that:Panel(71)
Both sides up and down be equipped with groove(72), panel(71)Upper and lower ends be equipped with package side plate(73), insulating layer(76)Up and down two
Side, which is equipped with, is used for grafting groove(72)Positioning groove(77), force fit plate(74)Both sides up and down be equipped with turnover board(75), fold
Plate(75)It is pressed together on package side plate(73)Between, sunk screw(14)Via groove(72)Through heat-insulation wall plate(7)And it is fixed on
Left and right sides steel column(6)Inside screw hole(10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810687580.4A CN108643343B (en) | 2018-06-28 | 2018-06-28 | Construction method of steel pipe structure heat-insulation sandwich house |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810687580.4A CN108643343B (en) | 2018-06-28 | 2018-06-28 | Construction method of steel pipe structure heat-insulation sandwich house |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108643343A true CN108643343A (en) | 2018-10-12 |
CN108643343B CN108643343B (en) | 2020-08-07 |
Family
ID=63750315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810687580.4A Active CN108643343B (en) | 2018-06-28 | 2018-06-28 | Construction method of steel pipe structure heat-insulation sandwich house |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108643343B (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09317060A (en) * | 1996-05-24 | 1997-12-09 | Daiwa House Ind Co Ltd | Exterior wall panel mounting structure |
CN1752366A (en) * | 2004-09-23 | 2006-03-29 | 万平华 | Method for assembling building |
US9605425B1 (en) * | 2015-03-17 | 2017-03-28 | Thomas G. Hendry | Screen support assembly with wide lateral support efficiency |
CN106609562A (en) * | 2015-10-21 | 2017-05-03 | 雅致集成房屋(集团)股份有限公司 | Double-pitch-roof mobile house with base |
CN106759900A (en) * | 2017-02-28 | 2017-05-31 | 北京善筑科技股份有限公司 | Assembled architecture agent structure |
CN206844302U (en) * | 2017-04-14 | 2018-01-05 | 西藏藏建科技股份有限公司 | A kind of Light-weight Steel Structures |
CN108104264A (en) * | 2017-12-18 | 2018-06-01 | 长安大学 | A kind of concrete frame-light gauge cold-formed steel shape mixed structure housing building system |
-
2018
- 2018-06-28 CN CN201810687580.4A patent/CN108643343B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09317060A (en) * | 1996-05-24 | 1997-12-09 | Daiwa House Ind Co Ltd | Exterior wall panel mounting structure |
CN1752366A (en) * | 2004-09-23 | 2006-03-29 | 万平华 | Method for assembling building |
US9605425B1 (en) * | 2015-03-17 | 2017-03-28 | Thomas G. Hendry | Screen support assembly with wide lateral support efficiency |
CN106609562A (en) * | 2015-10-21 | 2017-05-03 | 雅致集成房屋(集团)股份有限公司 | Double-pitch-roof mobile house with base |
CN106759900A (en) * | 2017-02-28 | 2017-05-31 | 北京善筑科技股份有限公司 | Assembled architecture agent structure |
CN206844302U (en) * | 2017-04-14 | 2018-01-05 | 西藏藏建科技股份有限公司 | A kind of Light-weight Steel Structures |
CN108104264A (en) * | 2017-12-18 | 2018-06-01 | 长安大学 | A kind of concrete frame-light gauge cold-formed steel shape mixed structure housing building system |
Also Published As
Publication number | Publication date |
---|---|
CN108643343B (en) | 2020-08-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2007134518A1 (en) | Structure system of concrete buliding for self-heat insulation | |
CN109594698A (en) | A kind of assembled architecture high-performance steam-pressing aero-concrete building, roof boarding | |
CN103046665A (en) | Insulating mortar strengthening layer rowlock wall with steel wire mesh for setting hose tooth constructional column and manufacturing method thereof | |
CN206655314U (en) | The board-like assembling building systems of DGC | |
CN103572874A (en) | Method for constructing reinforced concrete composite floor slab of steel frame house | |
CN104612291B (en) | Non-dismantling heat preservation wall module unit | |
CN110965637A (en) | Composite multi-ribbed sandwich concrete container house | |
CN108643343A (en) | Construction method of steel pipe structure heat-insulation sandwich house | |
CN206957042U (en) | Light composite heat insulation outer wall plate and particular manufacturing craft | |
CN108374507A (en) | Assembled straight section vertically splices frivolous template | |
CN208934215U (en) | A kind of constructing device of reinforced concrete double plate | |
CN208981572U (en) | A kind of steel construction assembled wallboard node | |
WO2021109181A1 (en) | High-strength lightweight composite floor slab and floor slab layer system thereof | |
CN205857488U (en) | A kind of light composite heat-preserving laminated floor slab | |
CN207160388U (en) | A kind of prefabricated building | |
CN206681261U (en) | A kind of side sticking steel plate formula Combined concrete coupling beam | |
CN110685451A (en) | Adobe house reinforcing and reforming method | |
CN213868550U (en) | Energy-saving anti-seismic light composite wallboard | |
CN111648490A (en) | But green heat preservation wallboard of integral type installation | |
CN218714216U (en) | Reinforced concrete floor pouring template | |
CN217679784U (en) | Slant cavity centre form metal mesh cement wall body | |
CN108360716A (en) | Assembled level splices frivolous template and its construction method | |
CN213926975U (en) | Concrete wall and prefabricated profiled steel sheet combined plate connecting structure | |
CN216616959U (en) | A building brick timber structure that just has reinforced structure for old city transformation | |
CN213927050U (en) | Wallboard for prefabricated house with effect gives sound insulation |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220517 Address after: 239000 No. 37, Yu'an West Road, Lai'an county, Chuzhou City, Anhui Province Patentee after: Laian Pingsong Machinery Manufacturing Co.,Ltd. Address before: 239200 No.4, Tangfang formation, Hongqiao village, Xin'an Town, Lai'an county, Chuzhou City, Anhui Province Patentee before: Zhang Weixiu |