CN114197667A - Building molded heat-insulation core material with self-heat-insulation function and manufacturing method thereof - Google Patents
Building molded heat-insulation core material with self-heat-insulation function and manufacturing method thereof Download PDFInfo
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- CN114197667A CN114197667A CN202111654866.0A CN202111654866A CN114197667A CN 114197667 A CN114197667 A CN 114197667A CN 202111654866 A CN202111654866 A CN 202111654866A CN 114197667 A CN114197667 A CN 114197667A
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- 238000009413 insulation Methods 0.000 title claims abstract description 42
- 239000011162 core material Substances 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 238000004806 packaging method and process Methods 0.000 claims abstract description 128
- 239000002245 particle Substances 0.000 claims abstract description 71
- 238000007789 sealing Methods 0.000 claims abstract description 48
- 235000019362 perlite Nutrition 0.000 claims abstract description 24
- 239000010451 perlite Substances 0.000 claims abstract description 24
- 239000011810 insulating material Substances 0.000 claims abstract description 11
- 238000000465 moulding Methods 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims abstract description 11
- 239000011325 microbead Substances 0.000 claims abstract description 3
- 238000004321 preservation Methods 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 9
- 239000012774 insulation material Substances 0.000 claims description 7
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 210000000056 organ Anatomy 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005086 pumping Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 239000008187 granular material Substances 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012769 bulk production Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
- B65B31/06—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied the nozzle being arranged for insertion into, and withdrawal from, the mouth of a filled container and operating in conjunction with means for sealing the container mouth
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
- B65B51/10—Applying or generating heat or pressure or combinations thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
- B65D81/20—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas
- B65D81/2007—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum
- B65D81/2023—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient under vacuum or superatmospheric pressure, or in a special atmosphere, e.g. of inert gas under vacuum in a flexible container
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/242—Slab shaped vacuum insulation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/10—Insulation, e.g. vacuum or aerogel insulation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
- Thermal Insulation (AREA)
Abstract
The invention relates to a building molded heat-insulation core material with self-heat-insulation function and a manufacturing method thereof, and the building molded heat-insulation core material comprises a packaging bag, wherein an annular connecting part for heat-sealing connection is arranged on the packaging bag along the periphery of a bag opening, the connecting part is connected at one end far away from the packaging bag in a heat-sealing manner to form an airtight sealed cavity inside the packaging bag, bulk heat-insulation particles which are vacuumized and form a cubic structure with the packaging bag are filled in the sealed cavity of the packaging bag, and the heat-insulation particles are one or two of expanded perlite particles and vitrified microbeads; meanwhile, the manufacturing aspect of the building molding heat-insulation core material with the self-heat-insulation function is also disclosed. The invention solves the problems that the heat-insulating material in the traditional bulk heat-insulating wall board is difficult to fill and uneven to fill, is easy to be aggregated and fall powder when being stressed in daily use, and has poor heat-insulating effect.
Description
Technical Field
The invention relates to the field of buildings, in particular to a building molding heat-insulation core material with self-heat-insulation function and a manufacturing method thereof.
Background
With the development of the building industry, people have more requirements on houses, not only for wind and rain shielding, but also for heat preservation and energy saving. The existing external wall heat insulation method basically adopts an external heat insulation layer fixed on the surface of an external wall, the external heat insulation layer is easy to peel off, fall off and fall off in a large area, the heat insulation effect is lost, the method also has potential safety hazards, and partial areas in China begin to forbid the use of the heat insulation technology and process, so that a retaining wall specially used for buildings is needed. However, in the existing heat-insulating wall board, the heat-insulating materials are all bulk-packed in the wall board, the heat-insulating materials cannot be shaped and are not uniformly distributed, and along with the transportation of the wall board, the heat-insulating materials in the wall board can be aggregated due to jolt in the transportation, so that the aggregation of the heat-insulating materials in the wall board is caused, the non-uniformity of the distribution is increased, the heat-insulating effect of the wall board is affected, even the secondary filling of the heat-insulating materials for the wall board is required, and some powder falling problems can be caused.
Disclosure of Invention
Aiming at the existing defects, the invention provides a building molding heat-insulation core material with self-heat-insulation function and a manufacturing method thereof.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a shaping heat preservation core for building of self preservation temperature usage, includes the wrapping bag that can form organ bag shape of making by airtight material, the wrapping bag is provided with the annular connecting portion that are used for the heat-seal to connect along sack a week, connecting portion make the inside airtight sealed cavity that forms of wrapping bag in the one end heat-seal connection of keeping away from the wrapping bag, the wrapping bag is filled with the heat preservation granule that evacuation and wrapping bag formed the cube structure in sealed cavity, the heat preservation granule is one or two kinds among the expanded perlite granule in bulk, the vitrification microballon.
Preferably, the attachment portion is a loop extending from the mouth of the package around the mouth for a circumference, and extends for a length greater than half the width of the package.
Preferably, the packaging bag is any one of a plastic bag, an aluminum film bag and a tin foil paper bag.
Preferably, a support frame which is connected by a plurality of support rods to form a cubic structure is arranged in the packaging bag.
Preferably, the particle size of the heat-insulating particles is 0.5 to 10 mm.
Preferably, the pressure of the vacuum in the packaging bag is not less than 85 kPa.
Preferably, a latticed grid baffle is arranged at the joint of the packaging bag and the connecting part in the packaging bag, and the aperture of grid holes in the grid baffle is not larger than the particle size of the heat-preservation particles.
Preferably, the outer matching sleeve of the packaging bag is provided with a net-shaped shell.
The manufacturing method of the building molded heat-insulation core material with the self-heat-insulation function comprises a powder packaging machine, a packaging bag made of an air-impermeable material and a granular heat-insulation material in bulk, wherein the powder packaging machine comprises a vibration blanking machine and a vacuumizing heat sealing machine which are sequentially arranged, and an annular connecting part for heat sealing connection is arranged on the packaging bag along the periphery of a bag opening; the steps are as follows,
s1, filling the heat-insulating material, namely sleeving the packaging bag on a feed opening of the vibration blanking machine and clamping the packaging bag, starting the vibration blanking machine to fill the heat-insulating material into the packaging bag, and stopping filling when the heat-insulating material reaches the connecting part at the position of the packaging bag;
and S2, vacuumizing and heat-sealing, conveying the packaging bag filled with the heat-insulating material to a vacuumizing heat-sealing machine, and vacuumizing, heat-sealing and molding the packaging bag.
Preferably, the feed opening of the vibrating feeder can be arranged in a vertically movable manner, the vacuumizing heat sealing machine is provided with a vacuumizing chamber and a heat sealing device, the vacuumizing chamber of the vacuumizing heat sealing machine is arranged below the feed opening of the vibrating feeder, the feed opening can descend into the vacuumizing chamber, and the heat sealing device is arranged adjacent to the vacuumizing chamber.
The invention has the beneficial effects that: according to the invention, the traditional heat-insulating particles filled in bulk are firstly filled in the packaging bag, then the packaging bag and the heat-insulating particles are vacuumized to form a cube shape, the heat-insulating particles are fixed in the packaging bag and are uniformly distributed, no additional formed material is required to be added, the heat-insulating property of the bulk heat-insulating particles is not influenced, the formed structure can be conveniently and uniformly arranged in the wall board, the bulk production can be realized, the transportation is convenient, the distribution of the heat-insulating particles in the packaging bag is not influenced in the transportation, only one-time filling process into the packaging bag is required in the production, the problem of secondary filling is solved, powder leakage is not generated, the production is optimized, the process is reduced, and the production cost is reduced. The high-efficiency heat-insulation material in bulk is sealed to form a formed heat-insulation core material, the formed heat-insulation core material is arranged in the wall body, and the self-insulation wall body is formed after plastering, so that the safety problem of an outer heat-insulation layer can be solved, the heat-insulation and energy-saving effects are achieved, the indoor environment can be protected or protected from being influenced by outdoor weather, the formed heat-insulation core material is warm in winter and cool in summer, and the formed heat-insulation core material is also suitable for an inner partition wall of a building.
Drawings
FIG. 1 is a schematic view of a cross-sectional structure of an embodiment of the present invention;
FIG. 2 is a schematic view of a structure of an embodiment of the present invention before heat sealing;
part names and serial numbers in the figure: 1-packaging bag 10-connecting part 2-heat preservation particles 3-support rod 4-grid baffle 5-net shell.
Detailed Description
To more clearly illustrate the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without inventive step, are within the scope of the present invention. In addition, directional terms used in the present invention, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer to directions only as shown in the attached drawings, and are used for better and clearer explanation and understanding of the present invention, and do not indicate or imply orientation which the present invention must have, and thus, should not be construed as limiting the present invention.
Embodiments of the present invention are shown in fig. 1 and fig. 2, a shaped thermal insulation core material for self-insulation use in building, which includes a packaging bag 1 made of an air-impermeable material and capable of forming an accordion-shaped bag, wherein the packaging bag 1 may be an accordion-shaped bag or a packaging bag with other structure, the accordion-shaped bag has corresponding edges capable of forming a cubic structure, and the packaging bag with other structure is opened by supporting rods at corresponding four corners to form the accordion-shaped bag, so that the packaging bag 1 is formed into a cubic structure after vacuum forming, and such a structure has a certain structural supporting strength, and after filling expanded perlite particles therein, the structure has a fixing function, and at the same time, the expanded perlite particles can be filled therein to the maximum, thereby improving the thermal insulation effect. At this moment, the packaging bag 1 is any one of a plastic bag, an aluminum film bag and a tin foil paper bag, the bag is cheap and easy to obtain, the cost is saved, meanwhile, the heat preservation effect of a reinforced heat preservation body which can be assisted by tin foils on the aluminum film of the aluminum film bag and the tin foil paper bag is achieved, the packaging bag 1 is provided with an annular connecting part 10 for heat sealing connection along the bag opening circumference, one end of the connecting part 10, which is far away from the packaging bag 1, is heat-sealed to form an airtight sealed cavity inside the packaging bag 1, namely, one end, far away from the bag opening of the packaging bag 1, of the connecting part 10 is bent towards the bag opening and then is connected through heat sealing, the bag opening of the packaging bag 1 is sealed, a sealed space is formed in the packaging bag 1, the space is not communicated with the outside air, the packaging bag 1 is filled with heat preservation particles 2 which are vacuumized and form a cubic structure with the packaging bag, and the heat preservation particles 2 are expanded perlite particles, One or two kinds of vitrified micro bubbles are produced, expanded perlite particles or vitrified micro bubbles are filled in a packaging bag 1 firstly, then the packaging bag 1 is vacuumized and heat-sealed, the expanded perlite particles are fixed in the packaging bag 1 without moving, the problem that the expanded perlite particles can not be accumulated into a fixed shape is solved depending on the cubic structure formed by the packaging bag 1, meanwhile, the particle size of the expanded perlite particles or vitrified micro bubbles is selected to be 0.5-10mm, and the particles with the particle sizes of 3 mm, 5 mm and 7mm are adopted for use according to different requirements of use, so that enough expanded perlite particles or vitrified micro bubbles can be filled in the packaging bag 1 to realize the optimal heat preservation effect; for the vacuum pumping, the air between the expanded perlite particles or the vitrified micro bubbles and between the heat preservation particles 2 and the packaging bag 1 can be pumped away by the vacuum pumping, the degree of the air is preferably that the expanded perlite particles or the vitrified micro bubbles in the packaging bag 1 and the packaging bag 1 are just adsorbed and shaped, the damage of the expanded perlite particles caused by the excessive vacuum pumping is avoided, the pressure intensity after the vacuum pumping in the packaging bag 1 is preferably not less than 85kPa (90 kPa, 95kPa, 98kPa or the like), the pressure intensity is slightly lower than the external atmospheric pressure, and the damage to the expanded perlite particles or the vitrified micro bubbles in the packaging bag 1 can be avoided while the air in the packaging bag 1 is ensured to be shaped. The fashioned wallboard core just can be very convenient even install in the wallboard like this, can batch production, very convenient transport, can not influence the distribution of insulating granule 2 in wrapping bag 1 in the transportation yet, also only need once the process of loading in wrapping bag 1 in production, the problem of secondary loading has been solved, can not produce the hourglass powder, it reduces the process to have optimized production, and the manufacturing cost is reduced, and simultaneously, the use of wallboard can not cause the damage to the insulation material in the wallboard core, can also recycle it, the purpose of low carbon energy saving and environmental protection has been realized.
In a further improvement, as shown in fig. 1 and 2, the connecting portion 10 is a ring extending from the mouth of the packaging bag 1 and surrounding the mouth for a circle, and the extending length is greater than half of the width of the packaging bag 1, so that two opposite sides of the connecting portion 10 are bent towards the inside of the mouth, the extending length is the height of the ring, after bending, the two opposite sides of the ring are covered on the mouth, and an overlapped part is formed, so that the heat-sealing connection is conveniently performed.
In a further improvement, as shown in fig. 1 and 2, a support frame of a cubic structure formed by connecting a plurality of support rods 3 is installed in the packaging bag 1, that is, the support frame is a hollow cubic structure, and each edge of the support frame corresponds to each edge of the packaging bag 1, so that the shape of the packaging bag 1 is supported, the strength of the structure is maintained, and the packaging bag is ensured not to be deformed after vacuum heat sealing.
Further improvement, as shown in fig. 1 and 2, a latticed grid baffle 4 is arranged at the joint of the packaging bag 1 and the connecting part 10 in the packaging bag 1, the aperture of grid holes on the grid baffle 4 is not larger than the particle size of the heat preservation particles, namely the particle size of the expanded perlite particles or the vitrified micro bubbles, and the arrangement of the grid baffle 4 enables the packaging bag 1 to be filled with the heat preservation particles and then blocks the heat preservation particles, so that the heat preservation particles are prevented from escaping from the packaging bag 1, and the subsequent vacuum-pumping and heat-sealing are convenient.
Further improvement, as shown in fig. 1 and 2, the outer matching sleeve of the packaging bag 1 is provided with a net-shaped shell 5, the net-shaped shell 5 plays a role in protecting the packaging bag 1, damage to the packaging bag in use is avoided, meanwhile, the wallboard core is convenient to install in the wallboard, after the wallboard core is installed in the wallboard, friction between the wallboard core and the wallboard is increased, and the installation structure is more stable. At this time, a plastering layer and/or a putty layer can be coated outside the reticular shell 5, namely the plastering layer or the putty layer is independently coated outside the reticular shell 5, or the plastering layer is firstly coated and then the putty layer is coated, so that the reticular shell can be directly assembled and is more convenient to use.
A manufacturing method of a building molding heat preservation core material with self heat preservation function comprises a powder packaging machine, a packaging bag 1 made of an airtight material and heat preservation particles 2, wherein the powder packaging machine can be used for packaging any one of the existing materials, the heat preservation particles 2 are expanded perlite particles or vitrified micro beads, the packaging bag 1 is formed into a cubic structure after being opened, the structure has certain structural support strength, after the expanded perlite particles are filled in the structure, the certain structural fixing function is achieved, meanwhile, the expanded perlite particles can be filled in the packaging bag to the maximum extent, the heat preservation effect of the packaging bag is improved, the powder packaging machine comprises a vibration blanking machine and a vacuumizing heat sealing machine which are sequentially arranged, the heat preservation particles 2 are filled in the packaging bag 1 through the vibration blanking machine, the noise is reduced by adopting vibration in the filling, at the moment, the blanking port of the vibration blanking machine can be vertically moved, the vacuumizing heat sealing machine is provided with a vacuumizing chamber and a heat sealing device, the vacuumizing chamber of the vacuumizing heat sealing machine is arranged below a feed opening of the vibration blanking machine, the feed opening can descend into the vacuumizing chamber, the heat sealing device is arranged adjacent to the vacuumizing chamber, production is facilitated, and the packaging bag 1 is provided with an annular connecting part 10 for heat sealing connection along the periphery of a bag opening; the steps are as follows,
s1, filling heat preservation particles 2, namely sleeving a packaging bag 1 at a feed opening of a vibration blanking machine and clamping, starting the vibration blanking machine to fill the heat preservation particles 2 into the packaging bag 1, stopping filling when the heat preservation particles 2 reach a connecting part 10 at the position of the packaging bag 1, namely manually sleeving the packaging bag 1 into the feed opening of the vibration blanking machine and starting a blanking switch, wherein a clamp clamps the packaging bag 1, the vibration blanking machine is started, the feed opening is automatically opened for blanking, a vibration motor starts to work in the blanking process, after the materials are filled, the packaging bag 1 filled with the heat preservation particles 2 is conveyed to a vacuum-pumping heat sealing machine through a conveying belt, or under the condition that a liftable feed opening is adopted, the feed opening and the packaging bag 1 synchronously descend into a vacuum-pumping chamber of the vacuum-pumping heat sealing machine, and the clamp clamping the packaging bag 1 is loosened; at the moment, the filling depth of the heat preservation particles 2 in the packaging bag 1 is up to the connecting part 10, so as to avoid influencing vacuum heat sealing, in order to keep the strength of the packaging bag 1 in subsequent vacuum heat sealing, the positions corresponding to the edges in the packaging bag 1 are all provided with the support rods 3, the support rods 3 are connected to form a support frame with a cubic structure, so that the support frame is a hollow cubic structure, the edges of the support frame correspond to the edges of the packaging bag 1, the shape of the packaging bag 1 is supported, the strength of the structure is kept, the deformation after vacuum heat sealing is ensured, meanwhile, when the packaging bag 1 is filled with the heat preservation particles 2 to the connecting part 10, the heat preservation particles 2 are covered with a latticed grid baffle plate 4, so as to avoid the loss of the heat preservation particles 2, namely, the grid baffle plate 4 is positioned at the joint of the packaging bag 1 and the connecting part 10, the aperture of grid holes on the grid baffle plate 4 is not more than the particle size of expanded perlite particles or vitrified beads, the grid baffle 4 is arranged, so that after the expanded perlite particles or the vitrified micro bubbles are filled in the packaging bag 1, the particles are blocked, the particles are prevented from escaping from the packaging bag 1, and the subsequent vacuumizing and heat sealing are convenient to perform;
s2, vacuumizing and heat-sealing, conveying the packaging bag 1 filled with the heat-preservation particles 2 to a vacuumizing heat-sealing machine, vacuumizing and heat-sealing the packaging bag 1, conveying the packaging bag 1 filled with the heat-preservation particles 2 to the vacuumizing heat-sealing machine, clamping, vacuumizing and heat-sealing the opening of the packaging bag 1 in a vacuumizing chamber of the vacuumizing heat-sealing machine, vacuumizing and heat-sealing the packaging bag 1 filled with the heat-preservation particles 2 to form a cubic structure, vacuumizing to remove air between the heat-preservation particles 2 and the packaging bag 1, wherein the degree is that the expanded perlite particles or vitrified microspheres in the packaging bag 1 and the packaging bag 1 are adsorbed and shaped to avoid the damage of the expanded perlite particles caused by excessive vacuumizing, preferably, the pressure of the packaging bag 1 after vacuumizing is not less than 85kPa, such as 90kPa, 95kPa or 98kPa, the pressure intensity is slightly lower than the external atmospheric pressure, so that the expanded perlite particles or the vitrified micro bubbles in the packaging bag 1 can not be damaged while the air in the packaging bag is pumped away for shaping. After vacuumizing and heat-sealing molding, the molded product is pushed into a belt conveying line, the product is automatically discharged, a working process is completed, and meanwhile, an air suction opening can be formed in the position of the feed opening and dust is adsorbed by a dust bag.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. The forming heat-insulation core material for the building with the self-heat-insulation function is characterized by comprising a packaging bag which is made of an air-impermeable material and can form an organ bag shape, wherein an annular connecting part for heat-sealing connection is arranged on the packaging bag along the periphery of a bag opening, the connecting part is connected at one end far away from the packaging bag in a heat-sealing mode to enable the interior of the packaging bag to form an airtight sealed cavity, heat-insulation particles which are vacuumized and form a cubic structure with the packaging bag are filled in the sealed cavity of the packaging bag, and the heat-insulation particles are one or two of bulk expanded perlite particles and vitrified microbeads.
2. The building molding heat-insulation core material for self-heat preservation according to claim 1, wherein the connecting part is a ring extending from the mouth of the packaging bag and surrounding the mouth of the packaging bag for a circle, and the length of the extending ring is more than half of the width of the packaging bag.
3. The building-used formed heat-insulating core material with the self-heat-insulation function according to claim 1, wherein the packaging bag is any one of a plastic bag, an aluminum film bag and a tin foil paper bag.
4. The building molding heat-insulation core material for self-heat preservation according to claim 1, wherein a support frame formed by connecting a plurality of support rods into a cubic structure is arranged in the packaging bag.
5. The building molding heat-insulating core material for self-heat-insulation use according to claim 1, wherein the particle size of the heat-insulating particles is 0.5-10 mm.
6. The building forming heat-insulating core material for self-heat preservation according to claim 1, wherein the pressure of the vacuum in the packaging bag is not less than 85 kPa.
7. The building molding heat-insulating core material with the self-heat-insulating function as claimed in claim 1, wherein a latticed grid baffle is arranged at the joint of the packaging bag and the connecting part in the packaging bag, and the aperture of grid holes in the grid baffle is not larger than the particle size of heat-insulating particles.
8. The building forming heat-insulating core material for self-heat preservation according to claim 1, wherein a net-shaped shell is sleeved outside the packaging bag in a matching manner.
9. The manufacturing method of the building molded heat-insulation core material with the self-heat-insulation function is characterized by comprising a powder packaging machine, a packaging bag made of an airtight material and a granular heat-insulation material in bulk, wherein the powder packaging machine comprises a vibration blanking machine and a vacuumizing heat sealing machine which are sequentially arranged, and an annular connecting part for heat sealing connection is arranged on the packaging bag along the periphery of a bag opening; the steps are as follows,
s1, filling bulk thermal insulation materials, namely sleeving the packaging bag at a feed opening of a vibration blanking machine and clamping, starting the vibration blanking machine to fill the thermal insulation materials into the packaging bag, and stopping filling when the thermal insulation materials reach the connecting part at the position of the packaging bag;
and S2, vacuumizing and heat-sealing, conveying the packaging bag filled with the heat-insulating material to a vacuumizing heat-sealing machine, and vacuumizing, heat-sealing and molding the packaging bag.
10. The method for manufacturing the building molded heat-insulating core material with the self-heat-insulating function according to claim 9, wherein the feed opening of the vibrating feeder is arranged to move up and down, the vacuumizing and heat-sealing machine is provided with a vacuumizing chamber and a heat-sealing device, the vacuumizing chamber of the vacuumizing and heat-sealing machine is arranged below the feed opening of the vibrating feeder, the feed opening can descend into the vacuumizing chamber, and the heat-sealing device is arranged adjacent to the vacuumizing chamber.
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Application publication date: 20220318 |