CN219298494U

CN219298494U - Vacuum heat-preservation assembling plate

Info

Publication number: CN219298494U
Application number: CN202320321189.9U
Authority: CN
Inventors: 魏忠强
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-07-04
Anticipated expiration: 2033-02-27

Abstract

A vacuum heat-preserving assembling plate. The vacuum insulation board is easy to damage and leak air in the transportation and installation process, the original insulation effect is lost, the damage rate is too high, the use cost is increased, meanwhile, the protective layer is too thin in the application process and is also easy to be influenced by external force, and potential leakage danger exists. The utility model comprises a rectangular core plate and a polyurethane layer wrapped around the rectangular core plate, wherein the rectangular core plate consists of a plurality of first component plates arranged side by side and a plurality of second component plates arranged side by side, a caulking strip is arranged between two adjacent first component plates, a caulking strip is arranged between two adjacent second component plates, a caulking strip is arranged between two adjacent first component plates and second component plates, a plurality of anchoring holes are arranged between the two, and a foaming polyurethane layer is arranged around each anchoring hole. The utility model belongs to the field of building energy conservation.

Description

Vacuum heat-preservation assembling plate

Technical Field

The utility model belongs to the field of building energy conservation, and particularly relates to a vacuum heat-preservation assembling plate.

Background

The vacuum heat-insulating plate is also called as a vacuum heat-insulating plate, is a novel energy-saving heat-insulating plate body, has the characteristics of ultralow heat conductivity, ultrathin use thickness, A-level fireproof performance and the like, and is suitable for an external heat-insulating system of an ultralow-energy-consumption building in severe cold areas; however, the vacuum insulation board can not be perforated, so that the following defects are concentrated in the use process:

first: the vacuum insulation board is easy to damage and leak air in the transportation and installation process, the original insulation effect is lost, the damage rate is too high, the use cost is increased, meanwhile, the protective layer is too thin in the application process and is also easy to be influenced by external force, and potential leakage danger exists.

Second,: the edge part heat preservation effect of vacuum insulation board is difficult to guarantee, and when a plurality of vacuum insulation boards cooperate the use, the equipment requirement is many and the operation degree of difficulty is great, lacks standard and effectual unified mode.

Disclosure of Invention

In order to solve the above-mentioned problems in the background art, an object of the present utility model is to provide a vacuum insulation assembly plate.

The vacuum heat-preservation assembling plate comprises a rectangular core plate and a polyurethane layer wrapped around the rectangular core plate, wherein the rectangular core plate comprises a plurality of first assembling plates, a plurality of second assembling plates and caulking strips, the plurality of first assembling plates are divided into N groups, each group of first assembling plates comprises a plurality of first assembling plates which are transversely arranged side by side, and one caulking strip is arranged between every two adjacent first assembling plates; the second group of plates are divided into N-1 groups, each group of second group of plates comprises a plurality of second group of plates which are transversely arranged side by side, and a caulking strip is arranged between two adjacent second group of plates; the N groups of first component plates are longitudinally arranged side by side, a group of second component plates are arranged between two longitudinally adjacent groups of first component plates, a caulking strip is arranged between the adjacent groups of first component plates and the group of second component plates, a plurality of anchoring holes are arranged between the adjacent groups of first component plates, and a foaming polyurethane layer is arranged around each anchoring hole.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the vacuum insulation board is adopted as an inner core of the heat insulation layer of the building, and the polyurethane layer is adopted as an outer heat insulation layer, so that compared with the original heat insulation layer, the thickness of the heat insulation layer is reduced by two thirds, the use area of the building is greatly increased, and the house yield of a house buyer is increased;

2. according to the utility model, the polyurethane layers are arranged on the six surfaces of the rectangular core plate as the protective layers, so that the surface strength of the vacuum insulation board is increased, the loss of the original insulation effect and the increase of the use cost caused by breakage and air leakage in the transportation and installation process of the vacuum insulation board are prevented; the protective layer is added at the peripheral edge of the vacuum heat-insulating plate, so that the heat propagation path of the vacuum heat-insulating plate can be prolonged, and the influence of a heat bridge generated at the edge of the vacuum heat-insulating plate can be reduced;

3. according to the utility model, two vacuum heat-insulating plates with different sizes are spliced into the rectangular core plate, so that the plate seams of the two adjacent rows of vacuum heat-insulating plates are not positioned at the same position, and the plate seams are integrally formed in a staggered manner, so that the strength of the whole prefabricated vacuum heat-insulating spliced plate is ensured;

4. the caulking strip is designed into an H shape, adhesive tapes are arranged at four wings of the H-shaped caulking strip, so that two adjacent vacuum heat-insulating plates can be conveniently bonded, the integral firmness of a rectangular core plate is ensured, the H-shaped foaming rubber plastic strip can effectively cut off a building heat bridge, the energy-saving effect is improved, four wings of the H-shaped foaming rubber plastic strip can block the edges of each side plate of the two adjacent vacuum heat-insulating plates, the foaming rubber plastic has the characteristics of good heat-insulating performance and high elasticity, the extrusion of the rectangular core plate and the plates is ensured to enable the plates to be in seamless butt joint, the heat bridge effect of the plate edges at the gaps is reduced, and meanwhile, the heat-insulating effect is also achieved.

Drawings

For ease of illustration, the utility model is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic view of a first and second set of plates, showing only one set of second set of plates and two adjacent sets of first set of plates;

FIG. 2 is a schematic diagram of a front view structure of the connection relationship between the rectangular core plate and the second bottom die;

FIG. 3 is a schematic top view of an H-shaped caulking strip;

FIG. 4 is a schematic diagram of a front view of an H-shaped caulking strip with a notch;

FIG. 5 is a schematic cross-sectional view of the connection between the first component panel and the caulking strip;

FIG. 6 is a schematic view of a transverse cross section of a vacuum insulation panel along its width direction;

FIG. 7 is a front view of a vacuum insulated panel;

FIG. 8 is a side view of a vacuum insulated panel;

FIG. 9 is a schematic side view of two adjacent vacuum insulation panels in a docked state with the upper and lower tongue-and-groove.

In the figure, 1-a first component plate; 2-a second component plate; 2-1-rectangular openings; 3-caulking strips; 3-1-notch; 3-2-middle laths; 3-3-opening; a 4-polyurethane layer; 5-anchoring holes; 6-square openings; 7-upper tongue-and-groove; 8-lower tongue-and-groove; 11-cylindrical spacer block two.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model is described below by means of specific embodiments shown in the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

It should be noted here that, in order to avoid obscuring the present utility model due to unnecessary details, only structures and/or processing steps closely related to the solution according to the present utility model are shown in the drawings, while other details not greatly related to the present utility model are omitted.

The first embodiment is as follows: as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8 and fig. 9, the present embodiment adopts the following technical scheme, and the vacuum insulation assembling board in this embodiment includes a rectangular core board and a polyurethane layer 4 wrapped around the rectangular core board, the rectangular core board includes a plurality of first forming boards 1, a plurality of second forming boards 2 and caulking strips 3, the plurality of first forming boards 1 are divided into N groups, each group of first forming boards 1 includes a plurality of first forming boards 1 arranged transversely side by side, and a caulking strip 3 is arranged between two adjacent first forming boards 1; the second group of plates 2 are divided into N-1 groups, each group of second group of plates 2 comprises a plurality of second group of plates 2 which are transversely arranged side by side, and a caulking strip 3 is arranged between two adjacent second group of plates 2; the N groups of first group boards 1 are longitudinally arranged side by side, a group of second group boards 2 are arranged between two longitudinally adjacent groups of first group boards 1, a caulking strip 3 is arranged between one group of adjacent first group boards 1 and one group of second group boards 2, a plurality of anchoring holes 5 are arranged between the two, and foaming polyurethane is filled around each anchoring hole 5 to form a foaming polyurethane layer.

In the embodiment, the first component plate 1 and the second component plate 2 are all the existing vacuum heat-insulating plate bodies, the heat-insulating layer of the building adopts the vacuum heat-insulating plate as an inner core, and the polyurethane layer 4 is used as an outer heat-insulating layer, so that compared with the original heat-insulating layer, the thickness of the heat-insulating layer is reduced by two thirds, and the service area of the building is greatly increased; the thickness of the vacuum insulation board is determined according to the thermal resistance requirement, the thickness is not more than 30mm, and different thermal resistance requirements can be selected from the existing vacuum insulation boards with the thermal conductivity coefficient of 0.0025W/(m.K), 0.005W/(m.K) or 0.008W/(m.K).

In the embodiment, the polyurethane layers 4 are arranged on the six surfaces of the rectangular core plate as the protective layers, so that the surface strength of the vacuum insulation board is increased, the original insulation effect of the vacuum insulation board is prevented from being lost due to breakage and air leakage in the transportation and installation process, and the use cost is increased; and the protective layer is added at the peripheral edge of the vacuum heat-insulating plate, so that the heat propagation path of the vacuum heat-insulating plate can be prolonged, and the influence of a heat bridge generated at the edge of the vacuum heat-insulating plate is reduced.

In this embodiment, the caulking strip 3 is adopted to the board seam between two adjacent first group board 1, two second group board 2 and first group board 1 and the second group board 2 to fill, extrudees caulking strip 3 between two adjacent vacuum insulation boards for the board seam is less better more, is close to the effect of seamless butt joint between board and the board, reduces the thermal bridge effect of gap department board limit, still has the heat preservation effect simultaneously.

In the embodiment, the anchor holes 5 are reserved in the prefabricated assembled vacuum heat-preserving assembling plate, so that the heat-preserving effect of the vacuum heat-preserving assembling plate is prevented from being invalid due to the fact that the vacuum heat-preserving assembling plate is perforated again in the later installation process of the vacuum heat-preserving assembling plate; in the embodiment, the foaming polyurethane is filled around the anchoring holes 5, so that the surface of the vacuum insulation board is not damaged through the anchoring holes 5 when the external wall insulation system is anchored to a wall body, and the influence of the anchoring holes 5 on a heat bridge generated by the vacuum insulation board can be reduced.

The vacuum heat-preservation assembling plate is obtained through the following steps:

preparing two dies and a plurality of first cylindrical space blocks and a plurality of second cylindrical space blocks 11, wherein the two dies are a first die and a second die respectively, the first die comprises a first bottom die and a first template, the first bottom die is a word-shaped plate body, the first template is a cover plate, particularly a straight plate body, the first template is arranged at the open end of the first bottom die, the length and the width of an inner cavity of the first die are equal to those of a rectangular core plate, and the height of the inner cavity of the first die is equal to the thickness of the rectangular core plate plus 20mm; the second die comprises a second bottom die and a second template, the structural form of the second die is the same as that of the first die, and the size of the cavity in the second die is equal to that of the vacuum heat-insulation assembly plate; the height of the first cylindrical space occupying block is equal to the thickness of the rectangular core plate plus 20mm, the height of the second cylindrical space occupying block 11 is equal to the thickness of the vacuum heat insulation assembling plate, and the outer diameter of the first cylindrical space occupying block is the same as the outer diameter of the second cylindrical space occupying block 11 and is smaller than the inner diameter of the square notch 6.

The specific preparation process of the vacuum heat-preservation assembling plate comprises the following steps:

step one: brushing interfacial agent on two sides of a first component plate 1 and a second component plate 2, paving the first component plate 1 and the second component plate 2 into a first bottom die according to a structural form of a rectangular core plate, filling caulking strips 3 in gaps between two adjacent first component plates 1, two second component plates 2 and the first component plates 1 and the second component plates 2, extruding until the gaps are minimum, and inserting a cylindrical occupying block I in the middle position of a square gap 6;

step two: pouring or spraying a layer of foaming polyurethane on the upper surface of the rectangular core plate, buckling a first template, covering the poured or sprayed foaming polyurethane layer, limiting the thickness of the foaming polyurethane layer after foaming, and standing for a plurality of hours according to the specified requirement;

step three: taking out the foamed rectangular core plate from the first die, pulling out the cylindrical occupying block I on the rectangular core plate, overturning the foamed rectangular core plate and placing the foamed rectangular core plate in the second die block II of the die, wherein the polyurethane layer of the rectangular core plate is arranged below, the vacuum heat-insulating plate layer is arranged above, and gaps with half the thickness of the foamed polyurethane layer are reserved on the periphery of the rectangular core plate and are respectively away from the inner wall of the second die block;

step four: inserting a cylindrical space occupying block II 11 in the middle of the square notch 6, pouring or spraying a layer of foaming polyurethane on the upper surface of the rectangular core plate, buckling a template II, covering the poured or sprayed foaming polyurethane layer, limiting the thickness of the foaming polyurethane layer after foaming, and standing for a plurality of hours to finish the manufacturing of the vacuum heat preservation assembling plate;

step five: and (5) conveying the prefabricated vacuum heat-preservation assembled plate to a warehouse, and taking out the cylindrical space occupying block II 11 after a preset curing time limit.

Through the preparation of foretell vacuum insulation assembly board for polyurethane layer 4 and vacuum insulation board inner core form a whole, have guaranteed the intensity of vacuum insulation board surface.

The second embodiment is as follows: this embodiment is a further limitation of the first embodiment, and the number of blocks of the second group of plates 2 in each group of the second group of plates 2 is greater than the number of blocks of the first group of plates 1 in each group of the first group of plates 1.

In this embodiment, N is 3 groups, the number of blocks of each first group of plates 1 is 3, the size of each first group of plates 1 is 300×600mm, the maximum size is 390×600mm, the number of blocks of each second group of plates 2 is 4, and the size of each second group of plates 2 is 300×600mm; the vacuum heat-insulating plates with two different sizes are spliced into the rectangular core plates, so that the plate seams of the two adjacent rows of vacuum heat-insulating plates are not positioned at the same position, and the plate seams are integrally formed in a staggered mode, so that the strength of the whole prefabricated vacuum heat-insulating spliced plate is ensured.

And a third specific embodiment: as shown in fig. 1 and fig. 2, this embodiment is further defined as one or two specific embodiments, where the first component board 1 and the second component board 2 are rectangular, and four corners of the second component board 2 are respectively provided with a rectangular opening 2-1, and two rectangular openings 2-1 between two adjacent second component boards 2 form a square opening 6.

In this embodiment, the square opening 6 is obtained through the structural form of the second assembly plate 2, and the anchor hole 5 is prefabricated through the square opening 6, so that the first assembly plate 1 or the second assembly plate 2 cannot be damaged when the vacuum insulation assembly plate is assembled, and the insulation effect of the vacuum insulation assembly plate is invalid.

The specific embodiment IV is as follows: in this embodiment, the caulking strip 3 is a PE rod, and two adjacent vacuum insulation boards squeeze the side wall of the PE rod, so that the PE rod achieves the protection effect of the junction of the two vacuum insulation boards.

Fifth embodiment: as shown in fig. 3 and fig. 5, this embodiment is further defined as the first, second, third or fourth embodiment, where the caulking strip 3 is an H-shaped foamed rubber-plastic strip, and two adjacent vacuum insulation boards are respectively inserted into notches 3-1 on two sides of the H-shaped foamed rubber-plastic strip, and squeeze a middle slat 3-2 of the H-shaped foamed rubber-plastic strip; adhesive tapes are adhered to the side walls of the notch 3-1, and the caulking strip 3 is adhered to the first component plate or the second component plate through the adhesive tapes.

In this embodiment, design caulking strip 3 into the H shape to set up the sticky tape in four wings department of H shape caulking strip, on the one hand conveniently bond adjacent two vacuum insulation boards, guarantee the whole fastness of rectangle core, on the other hand the foaming rubber and plastic strip of H shape can effectively cut off the building heat bridge, improve energy-conserving effect, the four wings of foaming rubber and plastic strip of H shape can block each side board limit of adjacent two vacuum insulation boards, foaming rubber and plastic has the characteristics that thermal insulation performance is good and elasticity is big moreover, guarantee that the extrusion of rectangle core medium plate and board can be so that the effect of seamless butt joint is close between board and the board, reduce the thermal bridge effect on gap department board limit, still have the heat preservation effect simultaneously.

Specific embodiment six: this embodiment is further defined as embodiment one, two, three, four or five, wherein the thickness of the intermediate slat 3-2 is 5mm.

In the embodiment, the thickness of the middle batten 3-2 is set to be 5mm, so that when two adjacent vacuum heat-insulating boards are extruded towards the middle batten 3-2, the gap between the two vacuum heat-insulating boards can be minimized, the effect of seamless butt joint between the boards is achieved, and the influence of the board gap on the overall heat-insulating performance of the assembled vacuum heat-insulating spliced board is reduced; if the thickness of the middle lath 3-2 is too small, firstly, the manufacture of the middle lath 3-2 is not facilitated, secondly, because of the size difference between two adjacent vacuum insulation boards, if the gap between the two adjacent vacuum insulation boards is large, the adhesion of the middle lath 3-2 to the two vacuum insulation boards is not facilitated; if the thickness of the middle lath 3-2 is set to be too large, when two adjacent vacuum insulation panels are extruded towards the middle lath 3-2, the thickness of the middle lath 3-2 is preferably 5mm because a certain thickness exists for all extrusion, and the effect of close to seamless butt joint between the panels cannot be achieved.

Seventh embodiment: the present embodiment is further defined by the first, second, third, fourth, fifth or sixth embodiment, where the caulking strip 3 has a notch 3-3 corresponding to the square notch 6. The opening 3-3 is arranged on the caulking strip 3, which is mainly used for ensuring that the foaming polyurethane can smoothly flow into the square opening 6, so that the edge of the second component plate 2 corresponding to the square opening 6 can be protected from damage by polyurethane, and the thermal bridge effect at the position can be reduced.

Eighth embodiment: as shown in fig. 8 and 9, this embodiment is further defined in the fourth or seventh embodiment, the front end of the upper end surface of the vacuum insulation assembly plate is provided with an upper tongue-and-groove 7, the rear end of the lower end surface of the vacuum insulation assembly plate is provided with a lower tongue-and-groove 8, and the upper tongue-and-groove 7 of two adjacent vacuum insulation assembly plates are matched with the lower tongue-and-groove 8.

In the embodiment, when the vacuum heat-preserving assembling plates are assembled on the building outer wall, two adjacent vacuum heat-preserving assembling plates are in butt joint with the lower rabbet 8 through the upper rabbet 7.

Detailed description nine: the present embodiment is further limited by the first, second, third, fourth, fifth, sixth, seventh or eighth embodiment, wherein the thickness of the polyurethane layer 4 wrapping the front and rear side surfaces of the rectangular core plate is 20mm, and the thickness of the polyurethane layer 4 wrapping the four side walls of the rectangular core plate is 10mm.

In this embodiment, the polyurethane protective layer on the both sides face of vacuum insulation board designs to be 20mm thick, mainly in order to prevent vacuum insulation board because the protective layer is too thin easily receives external force to influence in the application process, has potential seepage danger.

Claims

1. The utility model provides a vacuum heat preservation tooling plate which characterized in that: the novel polyurethane sandwich board comprises a rectangular core board and a polyurethane layer (4) wrapping the periphery of the rectangular core board, wherein the rectangular core board comprises a plurality of first group boards (1), a plurality of second group boards (2) and caulking strips (3), the plurality of first group boards (1) are divided into N groups, each group of first group boards (1) comprises a plurality of first group boards (1) which are transversely arranged side by side, and one caulking strip (3) is arranged between every two adjacent first group boards (1); the plurality of second group plates (2) are divided into N-1 groups, each group of second group plates (2) comprises a plurality of second group plates (2) which are transversely arranged side by side, and a caulking strip (3) is arranged between two adjacent second group plates (2); n groups of first group boards (1) are longitudinally arranged side by side, a group of second group boards (2) are arranged between two longitudinally adjacent groups of first group boards (1), a caulking strip (3) is arranged between one group of adjacent first group boards (1) and one group of second group boards (2), a plurality of anchor holes (5) are arranged between the two, and a foaming polyurethane layer is arranged around each anchor hole (5).

2. The vacuum insulation panel of claim 1, wherein: the number of blocks of the second group of plates (2) in each group of second group of plates (2) is larger than the number of blocks of the first group of plates (1) in each group of first group of plates (1).

3. The vacuum insulation panel of claim 2, wherein: the first component plate (1) and the second component plate (2) are rectangular, a rectangular opening (2-1) is formed in each of four top corners of the second component plate (2), and two rectangular openings (2-1) between two adjacent second component plates (2) form a square opening (6).

4. A vacuum insulation panel according to claim 3, wherein: the caulking strips (3) are PE rods, and two adjacent vacuum insulation boards extrude the side walls of the PE rods.

5. A vacuum insulation panel according to claim 3, wherein: the caulking strip (3) is an H-shaped foaming rubber-plastic strip, two adjacent vacuum insulation boards are respectively inserted into notches (3-1) at two sides of the H-shaped foaming rubber-plastic strip, and the middle batten (3-2) of the H-shaped foaming rubber-plastic strip is extruded; the side wall of the notch (3-1) is stuck with an adhesive tape, and the caulking strip (3) is stuck on the first group of plates or the second group of plates through the adhesive tape.

6. The vacuum insulation panel of claim 5, wherein: the thickness of the middle lath (3-2) is 5mm.

7. The vacuum insulation panel of claim 6, wherein: the caulking strip (3) is provided with a notch (3-3) at the position corresponding to the square notch (6).

8. The vacuum insulation panel according to claim 4 or 7, wherein: the front end of the upper end face of the vacuum heat-preserving assembling plate is provided with an upper rabbet (7), the rear end of the lower end face of the vacuum heat-preserving assembling plate is provided with a lower rabbet (8), and the upper rabbets (7) of two adjacent vacuum heat-preserving assembling plates are matched with the lower rabbets (8).