CN111287383A - Polyurethane sandwich board and production method thereof - Google Patents
Polyurethane sandwich board and production method thereof Download PDFInfo
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- CN111287383A CN111287383A CN202010230139.0A CN202010230139A CN111287383A CN 111287383 A CN111287383 A CN 111287383A CN 202010230139 A CN202010230139 A CN 202010230139A CN 111287383 A CN111287383 A CN 111287383A
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- 229920002635 polyurethane Polymers 0.000 title claims abstract description 96
- 239000004814 polyurethane Substances 0.000 title claims abstract description 96
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 102
- 238000005187 foaming Methods 0.000 claims abstract description 10
- 239000000084 colloidal system Substances 0.000 claims description 15
- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000011265 semifinished product Substances 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 claims 1
- 238000007711 solidification Methods 0.000 claims 1
- 230000008023 solidification Effects 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 9
- 239000011162 core material Substances 0.000 description 10
- 230000008901 benefit Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009500 colour coating Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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
- E04C2/292—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 composed of insulating material and sheet metal
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- 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
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
- E04C2/32—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material
- E04C2/322—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material with parallel corrugations
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a polyurethane sandwich board and a production method thereof, relates to the relevant field of sandwich boards, and aims to solve the problem that in the prior art, a sandwich body formed by foaming and curing a metal panel and a polyurethane raw material at a high temperature is in plane contact and has a weak combination relation. Go up metal decking and be provided with the intermediate junction spare down between the metal decking, the intermediate junction spare includes intermediate junction board, and intermediate junction board is provided with a plurality ofly, and a plurality of intermediate junction boards are located the coplanar, first rectangular channel has been seted up to the intermediate junction board upper end, and first rectangular channel is provided with a plurality ofly, and a plurality of first rectangular channel array are arranged, metal decking includes panel main part down, the upper end of panel main part is provided with second rectangle bulge down, and second rectangle bulge and panel main part integrated into one piece down, and second rectangle bulge sets up the position and corresponds with first rectangular channel position, and second rectangle bulge is the same with the size of first rectangular channel, and the inside of first rectangular channel of second rectangle bulge embedding.
Description
Technical Field
The invention relates to the relevant field of sandwich panels, in particular to a polyurethane sandwich panel and a production method thereof.
Background
The polyurethane sandwich board is a composite board which is formed by using a high-quality color coating steel plate as a panel and using a polyurethane raw material as a core material and foaming and curing at a high temperature. The polyurethane sandwich board has the advantages of attractive appearance, good overall effect, integration of bearing, heat preservation, fire prevention and water prevention, no need of secondary decoration, quick and convenient installation, short construction period, good comprehensive benefit and good cost performance advantage, is a high-efficiency energy-saving building enclosure material with wide application and great potential, and is also a novel energy-saving board advocated and popularized by the national ministry of construction.
The existing polyurethane sandwich board is generally formed by a sandwich body formed by foaming and curing a metal panel and a polyurethane raw material at a high temperature, wherein the polyurethane raw material is filled and poured into the metal panel, although the polyurethane raw material has certain adhesiveness, the polyurethane raw material is in plane contact with the metal panel and is fixed only by the adhesiveness of the polyurethane raw material, and the bonding relation between the polyurethane raw material and the metal panel is weak; therefore, the polyurethane sandwich board and the production method thereof are urgently needed to be developed in the market to help people to solve the existing problems.
Disclosure of Invention
The invention aims to provide a polyurethane sandwich board and a production method thereof, and aims to solve the problem that the metal panel and the sandwich body formed by foaming and curing polyurethane raw materials at high temperature in the background art are in plane contact and have weak bonding relation.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a polyurethane body battenboard, includes metal decking and lower metal decking, go up metal decking and be provided with the intermediate junction spare down between the metal decking, the intermediate junction spare includes intermediate junction board, and the intermediate junction board is provided with a plurality ofly, and a plurality of intermediate junction boards are located the coplanar, first rectangular channel has been seted up to the intermediate junction board upper end, and first rectangular channel is provided with a plurality ofly, a plurality of first rectangular channel array range, metal decking includes panel body down, the upper end of panel body is provided with second rectangle bulge down, and second rectangle bulge and panel body integrated into one piece down, and second rectangle bulge sets up the position and corresponds with first rectangular channel position, and second rectangle bulge is the same with the size of first rectangular channel, the inside of the first rectangular channel of second rectangle bulge embedding.
Preferably, go up metal decking and include top panel left part and top panel right part, metal decking still includes bottom panel left part and bottom panel right part down, and bottom panel left part is located panel main part one side down, and bottom panel right part is located panel main part opposite side down, and bottom panel main part, bottom panel left part and bottom panel right part integrated into one piece, intermediate junction spare still includes left connecting plate and right connecting plate, and left connecting plate is located intermediate junction board one side, and right connecting plate is located the intermediate junction board opposite side, and intermediate junction board, left connecting plate and right connecting plate are adjacent between fixed.
Preferably, form the embedded groove in top panel left part, left connecting plate and the lower panel left part, top panel right part, right connecting plate and lower panel right part form jointly the bulge, and the size of joint bulge and embedded groove is the same, it is fixed through the staple behind the inside of joint bulge embedding embedded groove.
Preferably, the middle of left side connecting plate one side is provided with first rectangle bulge, and first rectangle bulge and left connecting plate integrated into one piece, the second rectangular channel has been seted up to the middle of right side connecting plate one side, and first rectangle bulge is the same with the size of second rectangular channel, the inside of first rectangle bulge embedding second rectangular channel.
Preferably, the upper panel left part, the left connecting plate and the lower panel left part are connected through the colloid between being adjacent, the upper panel right part, the right connecting plate and the lower panel right part are connected through the colloid between being adjacent, the outside surface coating of left connecting plate and right connecting plate has the colloid.
Preferably, a polyurethane body clamping core body is arranged among the upper metal panel, the lower metal panel, the left connecting plate and the right connecting plate, the polyurethane body clamping core body is formed by foaming and curing a polyurethane body, and the polyurethane body is filled by adopting a filling and pouring process.
Preferably, the upper metal panel further comprises an upper panel main body, the upper panel main body is integrally formed with the left part of the upper panel and the right part of the upper panel, and the upper panel main body is provided with a corrugated part.
A production method of a polyurethane sandwich board comprises the following steps:
the method comprises the following steps: machining and molding the upper metal panel, the lower metal panel and the middle connecting piece;
step two: coating colloid on the connecting positions of the upper metal panel, the lower metal panel and the middle connecting piece, and assembling;
step three: filling and pouring polyurethane bodies into the upper metal panel, the lower metal panel, the left connecting plate and the right connecting plate;
step four: after foaming and curing the polyurethane body to form the polyurethane body sandwich body, laminating a semi-finished product formed by the upper metal panel, the lower metal panel, the intermediate connecting piece and the polyurethane body sandwich body;
step five: cutting edges of the finished polyurethane sandwich board according to the standard size;
step six: and sanding the polyurethane sandwich board after edge cutting, and coating paint after sanding.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, an intermediate connecting piece is additionally arranged between an upper metal panel and a lower metal panel, after the upper metal panel and the lower metal panel are processed and molded, an intermediate connecting plate is placed at the upper end of the lower metal panel, a left connecting plate of the intermediate connecting piece is positioned at the corner position where the left part of the lower panel is connected with a lower panel main body, a right connecting plate of the intermediate connecting piece is positioned at the upper end of the right part of the lower panel, the right connecting plate is flush with the right side surface of the right part of the lower panel, at the moment, a second rectangular bulge on the lower panel main body is just clamped into a first rectangular groove of the intermediate connecting plate, the upper metal panel is placed afterwards, at the moment, the left connecting plate of the intermediate connecting piece is clamped between the left part of the upper panel and the left part of the lower panel, the right connecting plate of the intermediate connecting piece is clamped between the right part of the upper panel and the right part of the lower panel, a polyurethane body is filled afterwards, the polyurethane, the polyurethane body is used as a middle core structure, the middle connecting piece, the upper metal panel and the lower metal panel are combined into a whole through the self adhesiveness of the polyurethane body, the middle connecting piece can play a role in increasing the strength and increasing the contact surfaces of the upper metal panel, the lower metal panel and the polyurethane body sandwich body inside the polyurethane body sandwich body, and the polyurethane body sandwich body, the middle connecting piece, the upper metal panel and the lower metal panel form the whole of the polyurethane body sandwich plate;
2. in the invention, the left part of the upper panel of the upper metal panel, the left part of the lower panel of the lower metal panel and the left connecting plate of the middle connecting piece form an embedded groove, the right part of the upper panel of the upper metal panel, the right part of the lower panel of the lower metal panel and the right connecting plate of the middle connecting piece form a combined protruding part, when a plurality of polyurethane sandwich panels are connected, the left connecting plate and the right connecting plate of the middle connecting piece are firstly coated with glue, then the combined protruding part is embedded into the embedded groove and is fixed by the fixing nail, so that the heat loss caused by the lack of a polyurethane sandwich body on the longitudinal plane of the connecting position can be reduced, and the firmness of the connection of the polyurethane sandwich panels is higher;
3. in the invention, the combined protruding part is completely embedded into the embedded groove, the left connecting plate and the right connecting plate of the middle connecting piece are bonded, and the first rectangular protruding part on the left connecting plate is embedded into the second rectangular groove of the right connecting plate and bonded, so that the embedded bonding area is increased, and the connection firmness of the polyurethane sandwich plates is further increased.
Drawings
FIG. 1 is a cross-sectional view of a polyurethane sandwich panel of the present invention;
FIG. 2 is a schematic view of a connection structure of the polyurethane sandwich panel of the present invention;
FIG. 3 is a schematic structural diagram of an upper metal panel according to the present invention;
FIG. 4 is a schematic structural view of an intermediate connecting member of the present invention;
fig. 5 is a schematic structural view of a lower metal panel according to the present invention.
In the figure: 1. an upper metal panel; 11. the left part of the upper panel; 12. an upper panel body; 13. a top panel right portion; 2. a polyurethane body sandwich body; 3. an intermediate connecting member; 31. a left connecting plate; 311. a first rectangular projection; 32. an intermediate connection plate; 321. a first rectangular groove; 33. a right connecting plate; 331. a second rectangular groove; 4. a lower metal panel; 41. a lower panel left portion; 42. a lower panel body; 421. a second rectangular projection; 43. a lower panel right portion; 5. a groove is embedded; 6. a joint protrusion; 7. and (5) fixing the nail.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an embodiment of the present invention is shown: a polyurethane sandwich panel comprises an upper metal panel 1 and a lower metal panel 4, wherein an intermediate connecting piece 3 is arranged between the upper metal panel 1 and the lower metal panel 4, the intermediate connecting piece 3 comprises an intermediate connecting plate 32, the intermediate connecting plate 32 plays a role of intermediate connection and can strengthen the strength of the sandwich panel, a plurality of intermediate connecting plates 32 are arranged, the intermediate connecting plates 32 are positioned on the same plane, a first rectangular groove 321 is arranged at the upper end of each intermediate connecting plate 32, a plurality of first rectangular grooves 321 are arranged, the lower metal panel 4 comprises a lower panel main body 42, a second rectangular bulge 421 is arranged at the upper end of the lower panel main body 42, the second rectangular bulge 421 and the lower panel main body 42 are integrally formed, the position of the second rectangular bulge 421 corresponds to the position of the first rectangular groove 321, the size of the second rectangular bulge 421 is the same as that of the first rectangular groove 321, the second rectangular protrusion 421 is fitted into the first rectangular groove 321.
Further, the upper metal panel 1 includes an upper panel left portion 11 and an upper panel right portion 13, the lower metal panel 4 further includes a lower panel left portion 41 and a lower panel right portion 43, the lower panel left portion 41 is located on one side of the lower panel main body 42, the lower panel right portion 43 is located on the other side of the lower panel main body 42, the lower panel left portion 41 and the lower panel right portion 43 are integrally formed, the middle connector 3 further includes a left connecting plate 31 and a right connecting plate 33, the left connecting plate 31 is located on one side of the middle connecting plate 32, the right connecting plate 33 is located on the other side of the middle connecting plate 32, and the middle connecting plate 32, the left connecting plate 31 and the right connecting plate 33 are.
Further, the embedded groove 5 is formed in the upper panel left part 11, left connecting plate 31 and lower panel left part 41, upper panel right part 13, right connecting plate 33 and lower panel right part 43 jointly form joint bulge 6, joint bulge 6 is the same with embedded groove 5's size, it is fixed through staple 7 after the inside of joint bulge 6 embedding embedded groove 5, can reduce the heat loss because of lacking polyurethane body die core body 2 and bring on the vertical plane of hookup location (the direct contact of polyurethane body die core body 2 is not in the middle of the hookup location, but there is metallic structure or space, unfavorable to keeping warm), and the fastness that a plurality of polyurethane body die core boards are connected is higher.
Further, a first rectangular protruding portion 311 is disposed in the middle of one side of the left connecting plate 31, the first rectangular protruding portion 311 and the left connecting plate 31 are integrally formed, a second rectangular groove 331 is formed in the middle of one side of the right connecting plate 33, the first rectangular protruding portion 311 and the second rectangular groove 331 are the same in size, and the first rectangular protruding portion 311 is embedded in the second rectangular groove 331.
Further, upper panel left part 11, connect through the colloid between left connecting plate 31 and the lower panel left part 41 is adjacent, upper panel right part 13, connect through the colloid between right connecting plate 33 and the lower panel right part 43 is adjacent, the outside surface coating of left connecting plate 31 and right connecting plate 33 has the colloid, when a plurality of polyurethane body battenboard connect, unite the inside of bulge 6 embedding embedded groove 5, left connecting plate 31 and right connecting plate 33 are pasted fixedly, because the inside of first rectangle bulge 311 embedding second rectangular channel 331 again, so left connecting plate 31 and right connecting plate 33 paste the face and increase, connect more firmly.
Further, a polyurethane body clamping core body 2 is arranged among the upper metal panel 1, the lower metal panel 4, the left connecting plate 31 and the right connecting plate 33, the polyurethane body clamping core body 2 is formed by foaming and curing a polyurethane body, and the polyurethane body is filled and poured.
Further, the upper metal panel 1 further comprises an upper panel main body 12, the upper panel main body 12 is integrally formed with the upper panel left portion 11 and the upper panel right portion 13, a corrugated portion is arranged on the upper panel main body 12, and the upper metal panel 1 is cold-bent to form the corrugated portion.
A production method of a polyurethane sandwich board comprises the following steps:
the method comprises the following steps: processing and molding an upper metal panel 1, a lower metal panel 4 and an intermediate connecting piece 3;
step two: the connection positions of the upper metal panel 1, the lower metal panel 4 and the middle connecting piece 3 are coated with colloid and assembled for temporary fixation, in order to fill the polyurethane body subsequently, no gap exists at the connection positions of the upper metal panel 1, the lower metal panel 4 and the middle connecting piece 3, the polyurethane body cannot leak, and the filling needs to be vertically filled, and the upper metal panel 1, the lower metal panel 4 and the middle connecting piece 3 are fixed to form a whole body which can be rotated for operation;
step three: filling and pouring polyurethane bodies in the upper metal panel 1, the lower metal panel 4, the left connecting plate 31 and the right connecting plate 33;
step four: after foaming and curing the polyurethane body to form a polyurethane body sandwich body 2, laminating a semi-finished product formed by the upper metal panel 1, the lower metal panel 4, the middle connecting piece 3 and the polyurethane body sandwich body 2;
step five: cutting edges of the finished polyurethane sandwich board according to the standard size;
step six: and sanding the polyurethane sandwich board after edge cutting, and coating paint after sanding.
The working principle is as follows: processing and shaping the upper metal panel 1 and the lower metal panel 4, coating colloid on the connecting position of the left connecting plate 31 and the right connecting plate 33 of the lower metal panel 4 and the middle connecting plate 32, placing the middle connecting plate 32 on the upper end of the lower metal panel 4, enabling the left connecting plate 31 of the middle connecting piece 3 to be positioned at the corner position where the left part 41 of the lower panel is connected with the main body 42 of the lower panel, enabling the right connecting plate 33 of the middle connecting piece 3 to be positioned at the upper end of the right part 43 of the lower panel, enabling the right connecting plate 33 to be flush with the right side surface of the right part 43 of the lower panel, enabling the second rectangular bulge 421 on the main body 42 of the lower panel to be just clamped into the first rectangular groove 321 of the middle connecting plate 32, coating colloid on the connecting position of the left connecting plate 31 and the right connecting plate 33 of the middle connecting plate 32 and the upper metal panel 1, placing the upper metal panel 1, and enabling the left connecting plate 31, the right connecting plate 33 of the middle connecting piece 3 is clamped between the right part 13 of the upper panel and the right part 43 of the lower panel, the connecting position is temporarily fixed by colloid, the semi-finished product is rotated to be vertically placed, the polyurethane body is filled, the polyurethane body is foamed and cured, in the filling process, the polyurethane body is also filled into a gap between the second rectangular protruding part 421 and the first rectangular groove 321, the polyurethane body is used as a middle core structure, the middle connecting piece 3, the upper metal panel 1 and the lower metal panel 4 are combined into a whole through the self-adhesiveness of the polyurethane body, and the polyurethane body sandwich body 2, the middle connecting piece 3, the upper metal panel 1 and the lower metal panel 4 form the whole of the polyurethane body sandwich panel; and then pressing and molding the polyurethane sandwich board by a laminating machine, cutting edges according to the standard size, and sanding and painting. When in use, because the size of a single polyurethane sandwich board is not enough, a plurality of polyurethane sandwich boards are often needed to be spliced, because the left part 11 of the upper panel of the upper metal panel, the left part 41 of the lower metal panel 4 of the polyurethane sandwich board and the left connecting plate 31 of the middle connecting piece 3 form an embedded groove 5, the right part 13 of the upper panel of the upper metal panel, the right part 43 of the lower metal panel 4 of the polyurethane sandwich board and the right connecting plate 33 of the middle connecting piece 3 form a combined convex part 6, when a plurality of polyurethane sandwich boards are connected, the left connecting plate 31 and the right connecting plate 33 of the middle connecting piece 3 are glued firstly, then the combined convex part 6 is embedded into the embedded groove 5, at the moment, the left connecting plate 31 and the right connecting plate 33 of the middle connecting piece 3 are bonded, and the first rectangular convex part 311 on the left connecting plate 31 is embedded into the second rectangular groove 331 of the right connecting plate 33 and bonded, and finally, fixing the polyurethane sandwich boards by fixing nails 7 to complete the assembly of the plurality of polyurethane sandwich boards.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a polyurethane body battenboard, includes metal decking (1) and lower metal decking (4), its characterized in that: the middle connecting piece (3) is arranged between the upper metal panel (1) and the lower metal panel (4), the middle connecting piece (3) comprises a middle connecting plate (32), the middle connecting plate (32) is provided with a plurality of middle connecting plates (32) which are positioned on the same plane, the upper end of the middle connecting plate (32) is provided with a plurality of first rectangular grooves (321), the first rectangular grooves (321) are arranged in a plurality of first rectangular grooves (321) in an array manner, the lower metal panel (4) comprises a lower panel main body (42), the upper end of the lower panel main body (42) is provided with a second rectangular bulge (421), the second rectangular bulge (421) and the lower panel main body (42) are integrally formed, the setting position of the second rectangular bulge (421) corresponds to the position of the first rectangular groove (321), and the second rectangular bulge (421) has the same size as the first rectangular groove (321), the second rectangular projection (421) is fitted into the first rectangular groove (321).
2. The polyurethane sandwich panel of claim 1, wherein: go up metal decking (1) including top panel left part (11) and top panel right part (13), metal decking (4) still include bottom panel left part (41) and bottom panel right part (43) down, bottom panel left part (41) are located bottom panel main part (42) one side, bottom panel right part (43) are located bottom panel main part (42) opposite side, bottom panel main part (42), bottom panel left part (41) and bottom panel right part (43) integrated into one piece, intermediate junction spare (3) still include left connecting plate (31) and right connecting plate (33), and left connecting plate (31) are located intermediate junction board (32) one side, and right connecting plate (33) are located intermediate junction board (32) opposite side, and intermediate junction board (32), left connecting plate (31) and right connecting plate (33) are fixed between adjacent.
3. The polyurethane body sandwich panel according to claim 2, wherein: form embedded groove (5) in top panel left part (11), left connecting plate (31) and lower panel left part (41), top panel right part (13), right connecting plate (33) and lower panel right part (43) form jointly bulge (6), and the size of joint bulge (6) and embedded groove (5) is the same, it is fixed through staple (7) behind the inside of joint bulge (6) embedding embedded groove (5).
4. The polyurethane body sandwich panel according to claim 2, wherein: the middle of left side connecting plate (31) one side is provided with first rectangle bulge (311), and first rectangle bulge (311) and left connecting plate (31) integrated into one piece, second rectangular channel (331) have been seted up to the middle of right side connecting plate (33) one side, and first rectangle bulge (311) is the same with the size of second rectangular channel (331), and the inside of first rectangle bulge (311) embedding second rectangular channel (331).
5. A polyurethane body sandwich panel according to claim 3, wherein: the upper panel left part (11), left connecting plate (31) and lower panel left part (41) are connected through the colloid between adjacent, upper panel right part (13), right connecting plate (33) and lower panel right part (43) are connected through the colloid between adjacent, the outside surface coating of left side connecting plate (31) and right connecting plate (33) has the colloid.
6. The polyurethane body sandwich panel according to claim 2, wherein: go up metal decking (1), lower metal decking (4), left connecting plate (31) and right connecting plate (33) between be provided with polyurethane body and press from both sides core body (2), polyurethane body presss from both sides core body (2) and forms through the foaming solidification of polyurethane body, and the polyurethane body adopts the filling technology of pouring into.
7. The polyurethane body sandwich panel according to claim 2, wherein: the upper metal panel (1) further comprises an upper panel main body (12), the upper panel main body (12) is integrally formed with the upper panel left portion (11) and the upper panel right portion (13), and a corrugated portion is arranged on the upper panel main body (12).
8. The production method of the polyurethane sandwich board is characterized by comprising the following steps:
the method comprises the following steps: machining and forming the upper metal panel (1), the lower metal panel (4) and the middle connecting piece (3);
step two: coating colloid on the connecting positions of the upper metal panel (1), the lower metal panel (4) and the middle connecting piece (3), and assembling;
step three: filling and pouring polyurethane bodies into the upper metal panel (1), the lower metal panel (4), the left connecting plate (31) and the right connecting plate (33);
step four: after foaming and curing the polyurethane body to form the polyurethane body sandwich body (2), laminating a semi-finished product formed by the upper metal panel (1), the lower metal panel (4), the middle connecting piece (3) and the polyurethane body sandwich body (2);
step five: cutting edges of the finished polyurethane sandwich board according to the standard size;
step six: and sanding the polyurethane sandwich board after edge cutting, and coating paint after sanding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010230139.0A CN111287383B (en) | 2020-03-27 | 2020-03-27 | Polyurethane sandwich panel and production method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010230139.0A CN111287383B (en) | 2020-03-27 | 2020-03-27 | Polyurethane sandwich panel and production method thereof |
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| CN111287383A true CN111287383A (en) | 2020-06-16 |
| CN111287383B CN111287383B (en) | 2024-09-03 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200346579Y1 (en) * | 2003-12-30 | 2004-04-03 | 고인석 | Sandwich panel |
| CN201507062U (en) * | 2009-09-01 | 2010-06-16 | 新乡天丰钢板开发有限公司 | Metal-surface sandwich composite plate |
| CN208914696U (en) * | 2018-09-28 | 2019-05-31 | 常州酷冷制冷设备有限公司 | A kind of barrier type polyurethane laminboard |
| CN109826361A (en) * | 2019-04-03 | 2019-05-31 | 曹友国 | A kind of modularization panel structure |
| CN209637102U (en) * | 2019-01-15 | 2019-11-15 | 深圳市普源新型材料有限公司 | A kind of novel polyurethane color steel sandwich board |
| CN212001892U (en) * | 2020-03-27 | 2020-11-24 | 苏州市永盛防火材料有限公司 | Polyurethane sandwich board |
-
2020
- 2020-03-27 CN CN202010230139.0A patent/CN111287383B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200346579Y1 (en) * | 2003-12-30 | 2004-04-03 | 고인석 | Sandwich panel |
| CN201507062U (en) * | 2009-09-01 | 2010-06-16 | 新乡天丰钢板开发有限公司 | Metal-surface sandwich composite plate |
| CN208914696U (en) * | 2018-09-28 | 2019-05-31 | 常州酷冷制冷设备有限公司 | A kind of barrier type polyurethane laminboard |
| CN209637102U (en) * | 2019-01-15 | 2019-11-15 | 深圳市普源新型材料有限公司 | A kind of novel polyurethane color steel sandwich board |
| CN109826361A (en) * | 2019-04-03 | 2019-05-31 | 曹友国 | A kind of modularization panel structure |
| CN212001892U (en) * | 2020-03-27 | 2020-11-24 | 苏州市永盛防火材料有限公司 | Polyurethane sandwich board |
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| CN111287383B (en) | 2024-09-03 |
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