CN103557403B - A kind of side sealing vacuum heat-insulating plate and packaging method thereof - Google Patents
A kind of side sealing vacuum heat-insulating plate and packaging method thereof Download PDFInfo
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- CN103557403B CN103557403B CN201310481619.4A CN201310481619A CN103557403B CN 103557403 B CN103557403 B CN 103557403B CN 201310481619 A CN201310481619 A CN 201310481619A CN 103557403 B CN103557403 B CN 103557403B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/06—Arrangements using an air layer or vacuum
- F16L59/065—Arrangements using an air layer or vacuum using vacuum
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Abstract
The present invention relates to a kind of side sealing vacuum heat-insulating plate, it is formed after adopting barrier film to carry out coated and encapsulation to filling core, described barrier film forms a back of the body sealing and two edge sealings when encapsulating, described back of the body sealing is positioned at the upper surface of described vacuum heat-insulating plate, wherein, described two edge sealings are positioned at upper surface or the lower surface of vacuum heat-insulating plate.Side sealing vacuum heat-insulating plate of the present invention is when constructing, piece between plate and plate is less, and because two edge sealing is inherently all positioned at surface above and/or under vacuum heat-insulating plate, without the need to the edge sealing formed after heat-sealing is bonded on vacuum heat-insulating plate body, thus the large size that edge joint position does not exist barrier film is overlapping, has good heat-shielding performance and aesthetic property.
Description
Technical field
The present invention is specifically related to a kind of side sealing vacuum heat-insulating plate and packaging method thereof, belongs to vacuum heat-insulating plate technical field.
Background technique
Vacuum heat-insulating plate is the one of warming plate; from its structure; be composited by the good filling core of heat-shielding performance and barrier film; compound tense; first using barrier film as the coated porous filling core in protection top layer; make protection top layer by decompression vacuum pumping and fill core again to fit tightly, finally heat-sealing sealing is carried out to protection surface layer film.At compound tense, the heat trnasfer that decompression vacuum pumping process makes vacuum heat-insulating plate effectively to avoid cross-ventilation to cause, its thermal conductivity significantly reduces, so on the basis of identical thermal requirements, vacuum heat-insulating plate can effectively reduce the thickness of thermal shield than common thermal shield, make vacuum heat-insulating plate have little, the lightweight advantage of volume, therefore, vacuum heat-insulating plate is applied to the insulation in the fields such as building inside and outside wall, refrigerator, shipping container more and more widely.
Chinese patent literature CN101963267A discloses a kind of vacuum heat-insulating plate, its encapsulation comprises the following steps: (1) is according to the specification of filling core, monolithic barrier film is folded out and the back of the body envelope of filling core consistent size, this back of the body envelope comprises a back of the body sealing and two edge sealings, the sealing of this back of the body and one of them edge sealing are sealed, and reserves another edge sealing for loading filling core; (2) filling core is filled in back of the body envelope, another edge sealing is sealed, and reserves vacuum orifice; (3) being filled with core and the back of the body envelope being reserved with vacuum orifice vacuumizes, heat-sealing, vacuum heat-insulating plate is formed; (4) take out vacuum heat-insulating plate packaged in vacuum chamber, two edge sealings formed after heat-sealing are bonded on vacuum heat-insulating plate body.Not open for the formation of the folding device of edge sealing in above-mentioned packaging method, but those skilled in the art know in conjunction with prior art the folding device that it can adopt following structure according to common practise by inference, specifically comprise: the first propulsive element and with it with the use of two the second propulsive elements, wherein, this first propulsive element comprises support and horizontally disposed upper supporting surface and lower support face, supporting surface on this, lower support face respectively with the upper edge of this support, lower ora terminalis connects, on this, supporting surface comprises along two symmetrical top probes of the first propulsive element direction of propulsion, this lower support face comprises along two symmetrical bottom probes of the first propulsive element direction of propulsion, this two tops probe and two bottoms in the vertical direction of popping one's head in corresponds to each other and is parallel to each other, two the second propulsive elements, described two the second propulsive elements are symmetrical arranged in the described first propulsive element left and right sides, and described two the second propulsive elements advance in opposite directions and its direction of propulsion is all vertical with the direction of propulsion of described first propulsive element.When encapsulating, first undertaken carrying on the back the back of the body envelope that envelope forms both sides opening by being enclosed with the barrier film of filling core, then the first propulsive element of above-mentioned folding device is adopted to carry out supporting and locating at opening, afterwards again with two with the first propulsive element with the use of the second propulsive element carry out propelling from two in the middle of side direction respectively and form " M " type folding line, finally by above-mentioned first, second propulsive element is extracted out, through vacuumizing, pressing, the edge sealing of " M " type is formed after heat-sealing, the quantity of edge sealing effectively can be reduced to two by four by this vacuum heat-insulating plate after encapsulation, but when vacuum heat-insulating plate being applied to construction and installing, polylith vacuum heat-insulating plate is needed to be stitched together, between adjacent vacuum heat-insulating plate, respective edge sealing place is by being bonded on vacuum heat-insulating plate body by two " M " type edge sealings formed after heat-sealing, can reduce " piece " to a certain extent, but unavoidably can will form again large size barrier film at this " piece " place overlapping, thus affect the overall heat-insulating property of vacuum heat-insulating plate attachment face, and easily crack at this edge joint position, affect attractive in appearance.
Summary of the invention
Technical problem to be solved by this invention is the vacuum heat-insulating plate in prior art with " M " type edge sealing, when construction is spliced, due to the existence of edge sealing, two " M " type edge sealings formed after heat-sealing are needed to be bonded on vacuum heat-insulating plate body to reduce " piece ", thus cause its edge joint position to form the overlap of large size barrier film, cause the integral heat-insulation property of vacuum heat-insulating plate poor, and then the invention provides a kind of side sealing vacuum heat-insulating plate and packaging method thereof.
For solving the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of side sealing vacuum heat-insulating plate, formed after adopting barrier film to carry out coated and encapsulation to filling core, form a back of the body sealing and two edge sealings when described barrier film encapsulates, described back of the body sealing is positioned at the upper surface of described vacuum heat-insulating plate;
Wherein, described two edge sealings are positioned at upper surface or the lower surface of vacuum heat-insulating plate.
The present invention also provides a kind of method encapsulated described side sealing vacuum heat-insulating plate, and it comprises the steps:
(1) adopt barrier film to wrap up filling core, being honored as a queen to be formed through the back of the body has back of the body sealing and the back of the body envelope of both sides opening, and described back of the body sealing is positioned at the upper surface of described back of the body envelope;
(2) by the back of the body envelope after step (1) process, both sides opening adopt folding device carry out the folding line being folded to form the edge sealing being positioned at described upper surface or lower surface, described folding device comprise the first propulsive element and with it with the use of two the second propulsive elements;
Described first thruster part comprises support and horizontally disposed upper supporting surface and lower support face;
Described upper supporting surface comprises top forward edge, two the top-side ora terminalis symmetrical along the first propulsive element direction of propulsion and top rear edge, wherein, described top forward edge is parallel with described top rear edge, and the length between two of described top forward edge outer ends is greater than the length between described top rear edge two outer ends, described two top-side ora terminalis extend back from two of described top forward edge outer ends respectively and draw close to centre until be connected with two outer ends of described top rear edge, two identical acute angles are formed respectively with described two top-side ora terminalis in two outer end to make described top forward edge, between described top rear edge and the upper edge of described support, elasticity is connected,
Described lower support face comprises bottom front edge, two the bottom sides ora terminalis symmetrical along the first propulsive element direction of propulsion and bottom rear edge, wherein, described bottom front edge is parallel with described bottom rear edge, and the length between two of described bottom front edge outer ends equals the length between described bottom rear edge two outer ends, described two bottom sides ora terminalis extend back from two of described bottom front edge outer ends respectively until be connected with antemarginal two outer ends, described bottom, two right angles are formed respectively and between described bottom sides ora terminalis in two outer end to make described bottom front edge, between described bottom rear edge and the lower ora terminalis of described support, elasticity is connected,
Two the second propulsive elements, described two the second propulsive elements and described first propulsive element with the use of, and be symmetrical set along the described first propulsive element direction of propulsion left and right sides, the direction of propulsion of described second propulsive element is vertical with the direction of propulsion of described first propulsive element, described second propulsive element comprises the folded board that has folded edge, described folded edge comprises front-end and back-end, described folded edge is obliquely installed along the direction of propulsion of the second propulsive element, and be that front end is low along described first propulsive element direction of propulsion, rear end height is arranged, a bit aliging with the outer end of described bottom front edge on the direction of propulsion along described second propulsive element near front end on the front end of described folded edge or described folded edge, the extension point of rear end on the direction of propulsion along described second propulsive element of described folded edge be positioned at described on supporting surface or be positioned at described on the top of supporting surface,
Folding operation is as follows: first inserted from the both sides opening of described back of the body envelope by the first propulsive element of described folding device and carry out supporting and locating, and keep the upper supporting surface of described first thruster part and lower support face to be adjacent to respectively with inside the upper surface of described back of the body envelope and lower surface, use two the second propulsive elements afterwards from two sides simultaneously, symmetry advances and keeps along described first propulsive element direction of propulsion is that front end is low, rear end is high, a bit aliging with the outer end of described bottom front edge on the direction of propulsion along described second propulsive element near front end on the front end of described folded edge or described folded edge, when on described front end or described folded edge near front end a bit withstand the outer end of described bottom front edge time, by the first propulsive element with its top forward edge for rotatingshaft upwards turns down, until formed be positioned at the back of the body envelope upper surface or lower surface flanging, through vacuumizing, the edge sealing being positioned at back of the body envelope upper surface or lower surface is formed after heat-sealing,
(3) described edge sealing is bonded on vacuum heat-insulating plate body, to form the vacuum heat-insulating plate of described side sealing.
Described top forward edge in described folding device and the acute angle between described top-side ora terminalis are 40 °-50 °.
Described acute angle is 45 °.
The projection of described top rear edge in described folding device on described lower support face is positioned in the rear edge of described bottom.
The projection of two outer ends on described lower support face of the described top forward edge in described folding device overlaps with two outer ends of described bottom front edge respectively.
The middle part of the described top forward edge in described folding device is recessed to top rear edge direction.
Described folded board is triangular plate, and described folded edge is the longest edge of described triangular plate.
The folded edge of described folded board and its project in the horizontal plane between angle be 40 °-50 °.
Described angle is 45 °.
Technique scheme of the present invention has the following advantages compared to existing technology:
(1) side sealing vacuum heat-insulating plate of the present invention, comprise the edge sealing that a back of the body sealing being positioned at described vacuum heat-insulating plate upper surface and two are positioned at described vacuum heat-insulating plate upper surface or lower surface, when carrying out the splicing of vacuum heat-insulating plate, piece between adjacent panels is less, the vacuum heat-insulating plate with " M " type edge sealing that compared to prior art, back of the body envelope is formed is when splicing, owing to needing to be bonded on vacuum heat-insulating plate body two " M " type edge sealings formed after heat-sealing to reduce " piece ", its edge joint position is caused to form the overlap of large size barrier film, not only be difficult to reduce piece further, also cause the integral heat-insulation property of vacuum heat-insulating plate poor, and this edge joint position easily cracks, affect attractive in appearance, side sealing vacuum heat-insulating plate of the present invention, because two edge sealing is inherently all positioned at upper surface or the lower surface of vacuum heat-insulating plate, without the need to the edge sealing formed after heat-sealing is bonded on vacuum heat-insulating plate body, thus the large size that edge joint position does not exist barrier film is overlapping, there is good heat-shielding performance and aesthetic property.
(2) packaging method of side sealing vacuum heat-insulating plate of the present invention, first adopts barrier film to wrap up filling core, and being honored as a queen to be formed through the back of the body has back of the body sealing and the back of the body envelope of both sides opening, and described back of the body sealing is positioned at the upper surface of described back of the body envelope, folding device is adopted to carry out the folding line being folded to form the edge sealing being positioned at described upper surface or lower surface at both sides opening afterwards, finally, described edge sealing is bonded on vacuum heat-insulating plate body, to form the vacuum heat-insulating plate of described side sealing, of the present invention have side sealing vacuum heat-insulating plate, for construction in splice time, between adjacent panels, piece is less, the vacuum heat-insulating plate with " M " type edge sealing that compared to prior art, back of the body envelope is formed is when splicing, owing to needing to be bonded on vacuum heat-insulating plate body two " M " type edge sealings formed after heat-sealing to reduce " piece ", its edge joint position is caused to form the overlap of large size barrier film, not only be difficult to reduce piece further, also cause the integral heat-insulation property of vacuum heat-insulating plate poor, and this edge joint position easily cracks, affect attractive in appearance, side sealing vacuum heat-insulating plate of the present invention, because two edge sealing is inherently all positioned at upper surface or the lower surface of vacuum heat-insulating plate, without the need to the edge sealing formed after heat-sealing is bonded on vacuum heat-insulating plate body, thus the large size that edge joint position does not exist barrier film is overlapping, there is good heat-shielding performance and aesthetic property.
Accompanying drawing explanation
In order to make content of the present invention be more likely to be clearly understood, below in conjunction with accompanying drawing, the present invention is further detailed explanation, wherein,
Figure 1A is the structural representation of folding device first propulsive element of the present invention;
Figure 1B is the plan view of the first propulsive element described in Figure 1A;
Fig. 2 A-Fig. 2 C is the side view of folding device second propulsive element of the present invention along different direction;
Fig. 3 A-3E is the dynamic process schematic diagram of folding device of the present invention when carrying out folding;
Fig. 4 is the schematic diagram of side of the present invention sealing vacuum heat-insulating plate.
In figure, reference character is expressed as:
The upper supporting surface of 1-; The upper and lower supporting surface of 2-; 11-top forward edge; 12-top-side ora terminalis; 13-top rear edge; 21-bottom front edge; 22-bottom sides ora terminalis; Rear edge bottom 23-; The upper edge of 31-support; The lower ora terminalis of 32-support; 4-folded board; 41-folded edge; 42-front end; 43-rear end.
Embodiment
The invention provides a kind of side sealing vacuum heat-insulating plate, as shown in Figure 4, it is formed after adopting barrier film to carry out coated and encapsulation to filling core, described barrier film forms a back of the body sealing and two edge sealings when encapsulating, the described back of the body seals and two edge sealings are all positioned at the upper surface of vacuum heat-insulating plate.
Further, present invention also offers a kind of method encapsulated described side sealing vacuum heat-insulating plate, it comprises the steps:
(1) adopt barrier film to wrap up filling core, being honored as a queen to be formed through the back of the body has back of the body sealing and the back of the body envelope of both sides opening, and described back of the body sealing is positioned at the upper surface of described back of the body envelope;
(2) by the back of the body envelope after step (1) process, folding device is adopted to carry out the folding line being folded to form the edge sealing being positioned at described upper surface at both sides opening, as Fig. 3 A-Fig. 3 E is depicted as dynamic process schematic diagram when adopting folding device of the present invention to carry out folding;
Described folding device comprise the first propulsive element and with it with the use of two the second propulsive elements;
As shown in FIG. 1A and 1B, described first thruster part comprises support and horizontally disposed upper supporting surface 1 and lower support face 2;
Described upper supporting surface 1 comprises top forward edge 11, two the top-side ora terminalis 12 symmetrical along the first propulsive element direction of propulsion and top rear edge 13, wherein, described top forward edge 11 is parallel with described top rear edge 13, and the length between two outer ends of described top forward edge 11 is greater than the length between described top rear edge 13 two outer ends, described two top-side ora terminalis 12 extend back from two outer ends of described top forward edge 11 respectively and draw close to centre until be connected with two outer ends of described top rear edge 13, form with described two top-side ora terminalis 12 acute angle that two angles are all 45 ° respectively in two outer end to make described top forward edge 11, between described top rear edge 13 and the upper edge 31 of described support, elasticity is connected,
Described lower support face 2 comprises bottom front edge 21, two the bottom sides ora terminalis 22 symmetrical along the first propulsive element direction of propulsion and bottom rear edge 23, wherein, described bottom front edge 21 is parallel with described bottom rear edge 23, and the length between two outer ends of described bottom front edge 21 equals the length between described bottom rear edge 23 two outer ends, described two bottom sides ora terminalis 22 extend back from two outer ends of described bottom front edge 21 respectively until be connected with two outer ends of described bottom rear edge 23, two right angles are formed respectively and between described bottom sides ora terminalis 22 in two outer end to make described bottom front edge 21, between described bottom rear edge 23 and the lower ora terminalis 32 of described support, elasticity is connected,
With described first propulsive element with the use of described two the second propulsive elements, its structure as shown in figures 2 a-c, the direction of propulsion of described second propulsive element is vertical with the direction of propulsion of described first propulsive element, described second propulsive element comprises the folded board 4 that has folded edge 41, described folded edge 41 comprises front end 42 and rear end 43, described folded edge 41 is obliquely installed along the direction of propulsion of the second propulsive element, namely be that front end 42 is low along described first propulsive element direction of propulsion, rear end 43 is high, make simultaneously described folded edge 41 and its project in the horizontal plane between angle 45 °, further, align with the outer end of described bottom front edge 21 in the front end 42 of described folded edge 41 on the direction of propulsion along described second propulsive element, the extension point of rear end 43 on the direction of propulsion along described second propulsive element of described folded edge 41 be positioned at described on supporting surface 1,
Folding operation is as follows: first inserted from the both sides opening of described back of the body envelope by the first propulsive element of described folding device and carry out supporting and locating, and keep the upper supporting surface 1 of described first thruster part and lower support face 2 to be adjacent to respectively with inside the upper surface of described back of the body envelope and lower surface, use two the second propulsive elements afterwards from two sides simultaneously, symmetry advances and keeps along described first propulsive element direction of propulsion is that front end 42 is low, rear end 43 is high, align with the outer end of described bottom front edge 21 in the front end 42 of described folded edge 41 on the direction of propulsion along described second propulsive element, when the outer end of described bottom front edge 21 is withstood in described front end 42, first propulsive element is upwards turned down for rotatingshaft with its top forward edge 11, until form the flanging being positioned at back of the body envelope upper surface, through vacuumizing, the edge sealing being positioned at back of the body envelope upper surface is formed after heat-sealing, as the mode of execution that can select, while carrying out turning down, described two the second propulsive elements can be extracted out, be beneficial to the smoothness of the first propulsive element turnover,
(3) described edge sealing is bonded on vacuum heat-insulating plate body, to form the vacuum heat-insulating plate of described side sealing.
As the mode of execution that can select, described side sealing vacuum heat-insulating plate two edge sealings also all can be positioned at the lower surface of vacuum heat-insulating plate, or on the upper surface laying respectively at vacuum heat-insulating plate and lower surface, correspondingly, when carrying out folding operation, the relative position of described first propulsive element reverses direction and the second propulsive element folded edge also can make corresponding adjustment.
Folding device in above-described embodiment, as preferred embodiment, the middle part arranging the top forward edge 11 of supporting surface 1 on described first propulsive element is recessed to top rear edge 13 direction, thus use when carrying out folding second propulsive element and described first propulsive element with the use of process in, supporting surface 1 on described first propulsive element is made to have better elasticity, to be conducive to the formation of side face edge sealing.
As the mode of execution that can select, the acute angle that the propulsive element of folding device first described in above-described embodiment top forward edge 11 is identical with two that described two top-side ora terminalis 12 are formed respectively in two outer end, except being preferably 45 °, also 40 °-50 ° can be set to, this is due to when carrying out folding, when between described top forward edge 11 and described top-side ora terminalis 12, angle is for being less than 40 °, easily cause at the fold of folded edge place formation more; When angle is greater than 50 ° between described top forward edge 11 and described top-side ora terminalis 12, though the fold formed at folded edge place is few, easily cause the smoothness of the second propulsive element in its drive-in step poor.
In above-described embodiment, the projection of two outer ends on described lower support face 2 preferably arranging the first propulsive element top forward edge 11 in described folding device overlaps with two outer ends of described bottom front edge 21 respectively, thus be conducive to forming regular edge sealing, especially can effectively avoid using the adiabatic central layer of irregularity and the drawback that causes edge sealing irregularity; Further, preferably arrange the projection of described top rear edge 13 on described lower support face 2 to be positioned in described bottom rear edge 23.
For in above-described embodiment, the second propulsive element of described folding device is also provided with dunnage and base plate, and wherein said folded board 4 is triangular plate, and described folded edge 41 is the longest edge of described triangular plate.
As the mode of execution that can select, in above-described embodiment the extension point of the rear end of the described folded edge 41 of the second propulsive element on the direction of propulsion along described second propulsive element be positioned at described on the top of supporting surface 1.
The extension point of rear end on the direction of propulsion along described second propulsive element of described folded edge 41 be positioned at described on supporting surface 1 or be positioned at described on the top of supporting surface 1.
Further, also can selectivity arrange the folded edge 41 of described second propulsive element and its project in the horizontal plane between angle between 40 °-50 °, thus use the second propulsive element and described first propulsive element with the use of, finally to be formed, to be positioned at the flanging that the back of the body seals on surface more carefully and neatly done and attractive in appearance.
As the mode of execution that can select, in above-described embodiment except aliging with the outer end of described bottom front edge 21 in the front end 42 of preferred described folded edge 41 on the direction of propulsion along described second propulsive element, also a bit aliging with the outer end of described bottom front edge 21 arbitrarily near front end 42 on described folded edge 41 can be selected, thus when on described folded edge 41 near front end 42 a bit withstand the outer end of described bottom front edge 21 time, first propulsive element is upwards turned down for rotatingshaft with its top forward edge 11, can be formed be positioned at back of the body envelope upper surface flanging, through vacuumizing, the edge sealing being positioned at back of the body envelope upper surface is formed after heat-sealing.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to mode of execution.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all mode of executions.And thus the apparent change of extending out or variation be still among the protection domain of the invention.
Claims (10)
1. a side sealing vacuum heat-insulating plate, formed after adopting barrier film to carry out coated and encapsulation to filling core, form a back of the body sealing and two edge sealings when described barrier film encapsulates, described back of the body sealing is positioned at the upper surface of described vacuum heat-insulating plate;
Wherein, described two edge sealings are positioned at upper surface or the lower surface of vacuum heat-insulating plate;
Described side sealing vacuum heat-insulating plate is adopted and is encapsulated with the following method:
(1) adopt barrier film to wrap up filling core, being honored as a queen to be formed through the back of the body has back of the body sealing and the back of the body envelope of both sides opening, and described back of the body sealing is positioned at the upper surface of described back of the body envelope;
(2) by the back of the body envelope after step (1) process, both sides opening adopt folding device carry out the folding line being folded to form the edge sealing being positioned at described upper surface and/or lower surface, described folding device comprise the first propulsive element and with it with the use of two the second propulsive elements;
Described first thruster part comprises support and horizontally disposed upper supporting surface and lower support face;
Described upper supporting surface comprises top forward edge, two the top-side ora terminalis symmetrical along the first propulsive element direction of propulsion and top rear edge, wherein, described top forward edge is parallel with described top rear edge, and the length between two of described top forward edge outer ends is greater than the length between described top rear edge two outer ends, described two top-side ora terminalis extend back from two of described top forward edge outer ends respectively and draw close to centre until be connected with two outer ends of described top rear edge, two identical acute angles are formed respectively with described two top-side ora terminalis in two outer end to make described top forward edge, between described top rear edge and the upper edge of described support, elasticity is connected,
Described lower support face comprises bottom front edge, two the bottom sides ora terminalis symmetrical along the first propulsive element direction of propulsion and bottom rear edge, wherein, described bottom front edge is parallel with described bottom rear edge, and the length between two of described bottom front edge outer ends equals the length between described bottom rear edge two outer ends, described two bottom sides ora terminalis extend back from two of described bottom front edge outer ends respectively until be connected with antemarginal two outer ends, described bottom, two right angles are formed respectively and between described bottom sides ora terminalis in two outer end to make described bottom front edge, between described bottom rear edge and the lower ora terminalis of described support, elasticity is connected,
Two the second propulsive elements, described two the second propulsive elements and described first propulsive element with the use of, and be symmetrical set along the described first propulsive element direction of propulsion left and right sides, the direction of propulsion of described second propulsive element is vertical with the direction of propulsion of described first propulsive element, described second propulsive element comprises the folded board that has folded edge, described folded edge comprises front-end and back-end, described folded edge is obliquely installed along the direction of propulsion of the second propulsive element, and be that front end is low along described first propulsive element direction of propulsion, rear end height is arranged, a bit aliging with the outer end of described bottom front edge on the direction of propulsion along described second propulsive element near front end on the front end of described folded edge or described folded edge, the extension point of rear end on the direction of propulsion along described second propulsive element of described folded edge be positioned at described on supporting surface or be positioned at described on the top of supporting surface,
Folding operation is as follows: first inserted from the both sides opening of described back of the body envelope by the first propulsive element of described folding device and carry out supporting and locating, and keep the upper supporting surface of described first thruster part and lower support face to be adjacent to respectively with inside the upper surface of described back of the body envelope and lower surface, use two the second propulsive elements afterwards from two sides simultaneously, symmetry advances and keeps along described first propulsive element direction of propulsion is that front end is low, rear end is high, a bit aliging with the outer end of described bottom front edge on the direction of propulsion along described second propulsive element near front end on the front end of described folded edge or described folded edge, when on described front end or described folded edge near front end a bit withstand the outer end of described bottom front edge time, by the first propulsive element with its top forward edge for rotatingshaft upwards turns down, until form the flanging being positioned at back of the body envelope upper surface and/or lower surface, through vacuumizing, the edge sealing being positioned at back of the body envelope upper surface and/or lower surface is formed after heat-sealing,
(3) described edge sealing is bonded on vacuum heat-insulating plate body, to form the vacuum heat-insulating plate of described side sealing.
2. a packaging method for side sealing vacuum heat-insulating plate according to claim 1, is characterized in that, comprise the steps:
(1) adopt barrier film to wrap up filling core, being honored as a queen to be formed through the back of the body has back of the body sealing and the back of the body envelope of both sides opening, and described back of the body sealing is positioned at the upper surface of described back of the body envelope;
(2) by the back of the body envelope after step (1) process, both sides opening adopt folding device carry out the folding line being folded to form the edge sealing being positioned at described upper surface and/or lower surface, described folding device comprise the first propulsive element and with it with the use of two the second propulsive elements;
Described first thruster part comprises support and horizontally disposed upper supporting surface and lower support face;
Described upper supporting surface comprises top forward edge, two the top-side ora terminalis symmetrical along the first propulsive element direction of propulsion and top rear edge, wherein, described top forward edge is parallel with described top rear edge, and the length between two of described top forward edge outer ends is greater than the length between described top rear edge two outer ends, described two top-side ora terminalis extend back from two of described top forward edge outer ends respectively and draw close to centre until be connected with two outer ends of described top rear edge, two identical acute angles are formed respectively with described two top-side ora terminalis in two outer end to make described top forward edge, between described top rear edge and the upper edge of described support, elasticity is connected,
Described lower support face comprises bottom front edge, two the bottom sides ora terminalis symmetrical along the first propulsive element direction of propulsion and bottom rear edge, wherein, described bottom front edge is parallel with described bottom rear edge, and the length between two of described bottom front edge outer ends equals the length between described bottom rear edge two outer ends, described two bottom sides ora terminalis extend back from two of described bottom front edge outer ends respectively until be connected with antemarginal two outer ends, described bottom, two right angles are formed respectively and between described bottom sides ora terminalis in two outer end to make described bottom front edge, between described bottom rear edge and the lower ora terminalis of described support, elasticity is connected,
Two the second propulsive elements, described two the second propulsive elements and described first propulsive element with the use of, and be symmetrical set along the described first propulsive element direction of propulsion left and right sides, the direction of propulsion of described second propulsive element is vertical with the direction of propulsion of described first propulsive element, described second propulsive element comprises the folded board that has folded edge, described folded edge comprises front-end and back-end, described folded edge is obliquely installed along the direction of propulsion of the second propulsive element, and be that front end is low along described first propulsive element direction of propulsion, rear end height is arranged, a bit aliging with the outer end of described bottom front edge on the direction of propulsion along described second propulsive element near front end on the front end of described folded edge or described folded edge, the extension point of rear end on the direction of propulsion along described second propulsive element of described folded edge be positioned at described on supporting surface or be positioned at described on the top of supporting surface,
Folding operation is as follows: first inserted from the both sides opening of described back of the body envelope by the first propulsive element of described folding device and carry out supporting and locating, and keep the upper supporting surface of described first thruster part and lower support face to be adjacent to respectively with inside the upper surface of described back of the body envelope and lower surface, use two the second propulsive elements afterwards from two sides simultaneously, symmetry advances and keeps along described first propulsive element direction of propulsion is that front end is low, rear end is high, a bit aliging with the outer end of described bottom front edge on the direction of propulsion along described second propulsive element near front end on the front end of described folded edge or described folded edge, when on described front end or described folded edge near front end a bit withstand the outer end of described bottom front edge time, by the first propulsive element with its top forward edge for rotatingshaft upwards turns down, until form the flanging being positioned at back of the body envelope upper surface and/or lower surface, through vacuumizing, the edge sealing being positioned at back of the body envelope upper surface and/or lower surface is formed after heat-sealing,
(3) described edge sealing is bonded on vacuum heat-insulating plate body, to form the vacuum heat-insulating plate of described side sealing.
3. the packaging method of side sealing vacuum heat-insulating plate according to claim 2, it is characterized in that, the described top forward edge in described folding device and the acute angle between described top-side ora terminalis are 40 °-50 °.
4. the packaging method of side sealing vacuum heat-insulating plate according to claim 3, it is characterized in that, described acute angle is 45 °.
5., according to the packaging method of claim 2-4 arbitrary described side sealing vacuum heat-insulating plate, it is characterized in that, the projection of top rear edge on described lower support face of described folding device is positioned in the rear edge of described bottom.
6., according to the packaging method of claim 5 arbitrary described side sealing vacuum heat-insulating plate, it is characterized in that, the projection of two outer ends on described lower support face of the top forward edge of described folding device overlaps with two outer ends of described bottom front edge respectively.
7. the packaging method of the side sealing vacuum heat-insulating plate according to Claims 2 or 3 or 4 or 6, it is characterized in that, the middle part of the top forward edge of described folding device is recessed to the direction of described top rear edge.
8. the packaging method of side sealing vacuum heat-insulating plate according to claim 7, it is characterized in that, described folded board is triangular plate, and described folded edge is the longest edge of described triangular plate.
9. according to Claims 2 or 3 or 4 or 6 or 8 side sealing vacuum heat-insulating plate packaging method, it is characterized in that, the folded edge of described folded board and its project in the horizontal plane between angle be 40 °-50 °.
10. the packaging method of side sealing vacuum heat-insulating plate according to claim 9, it is characterized in that, described angle is 45 °.
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| CN201310481619.4A CN103557403B (en) | 2013-10-15 | 2013-10-15 | A kind of side sealing vacuum heat-insulating plate and packaging method thereof |
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| CN106195530B (en) * | 2016-07-14 | 2018-01-16 | 中亨新型材料科技有限公司 | A kind of M type method for packing of vacuum heat-insulating plate |
| CN113251243A (en) * | 2021-04-30 | 2021-08-13 | 广东美的厨房电器制造有限公司 | Film material for vacuum insulation panel, vacuum insulation panel and preparation method of vacuum insulation panel |
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| DE202006008477U1 (en) * | 2006-05-29 | 2006-08-31 | The Vac Company Gmbh | Vacuum insulating panel for insulating e.g. refrigerators comprises a plate-like evacuated support body and a two-part gas-tight foil sleeve sealed using heat sealing seals both formed on the outer and inner side |
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Effective date of registration: 20191025 Address after: 314500 Zhejiang Wuzhen City, Jiaxing, Tongxiang Wuzhen Town Industrial Park Patentee after: TONGXIANG ZHONGYUAN BUILDING MATERIALS CO., LTD. Address before: Hisense City CLS Fuzhou Road No. 6 Shinan District 266071 Shandong city of Qingdao province No. 2 building 1403 room Patentee before: WEIFANG NABOOU CHEMICAL SCIENCE & TECHNOLOGY CO., LTD. |
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