CN116789394B - Glass wool heat insulation material, heat insulation pipe product and heat insulation pipe product processing equipment - Google Patents
Glass wool heat insulation material, heat insulation pipe product and heat insulation pipe product processing equipment Download PDFInfo
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- CN116789394B CN116789394B CN202311065506.6A CN202311065506A CN116789394B CN 116789394 B CN116789394 B CN 116789394B CN 202311065506 A CN202311065506 A CN 202311065506A CN 116789394 B CN116789394 B CN 116789394B
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- 239000011491 glass wool Substances 0.000 title abstract description 52
- 239000012774 insulation material Substances 0.000 title abstract description 11
- 238000009413 insulation Methods 0.000 title description 30
- 238000001035 drying Methods 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 238000010030 laminating Methods 0.000 claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 238000005096 rolling process Methods 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 49
- 238000005520 cutting process Methods 0.000 claims description 38
- 238000003825 pressing Methods 0.000 claims description 30
- 230000000903 blocking effect Effects 0.000 claims description 27
- 238000011084 recovery Methods 0.000 claims description 19
- 238000005507 spraying Methods 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 abstract description 23
- 239000000853 adhesive Substances 0.000 abstract description 15
- 239000011347 resin Substances 0.000 abstract description 12
- 229920005989 resin Polymers 0.000 abstract description 12
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract description 10
- 230000001070 adhesive effect Effects 0.000 abstract description 9
- 239000002994 raw material Substances 0.000 abstract description 6
- 229910000420 cerium oxide Inorganic materials 0.000 abstract description 5
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 abstract description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract description 5
- 229910021538 borax Inorganic materials 0.000 abstract description 4
- 229910000514 dolomite Inorganic materials 0.000 abstract description 4
- 239000010459 dolomite Substances 0.000 abstract description 4
- 239000010433 feldspar Substances 0.000 abstract description 4
- 239000005357 flat glass Substances 0.000 abstract description 4
- 239000011810 insulating material Substances 0.000 abstract description 4
- FUJCRWPEOMXPAD-UHFFFAOYSA-N lithium oxide Chemical compound [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 abstract description 4
- 229910001947 lithium oxide Inorganic materials 0.000 abstract description 4
- 239000004328 sodium tetraborate Substances 0.000 abstract description 4
- 235000010339 sodium tetraborate Nutrition 0.000 abstract description 4
- WHXSMMKQMYFTQS-BJUDXGSMSA-N (6Li)Lithium Chemical compound [6Li] WHXSMMKQMYFTQS-BJUDXGSMSA-N 0.000 abstract description 2
- 238000010924 continuous production Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 13
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- 238000007599 discharging Methods 0.000 description 8
- 125000006850 spacer group Chemical group 0.000 description 8
- 239000011230 binding agent Substances 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052684 Cerium Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000002940 repellent Effects 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 description 1
- OWEGMIWEEQEYGQ-UHFFFAOYSA-N 100676-05-9 Natural products OC1C(O)C(O)C(CO)OC1OCC1C(O)C(O)C(O)C(OC2C(OC(O)C(O)C2O)CO)O1 OWEGMIWEEQEYGQ-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229920002774 Maltodextrin Polymers 0.000 description 1
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- GUBGYTABKSRVRQ-PICCSMPSSA-N Maltose Natural products O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-PICCSMPSSA-N 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
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- 239000002131 composite material Substances 0.000 description 1
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- 210000001503 joint Anatomy 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
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Landscapes
- Drying Of Solid Materials (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a glass wool heat-insulating material, a heat-insulating pipe product and heat-insulating pipe product processing equipment, and relates to the field of glass wool, wherein the glass wool heat-insulating material is formed by adding resin adhesive into glass fibers and heating and curing the glass wool heat-insulating material: the glass fiber raw materials comprise the following raw materials in parts by weight: 1 to 3 parts of borax hydrate, 1 to 3 parts of dolomite, 3 to 5 parts of feldspar, 70 to 90 parts of flat glass, 0.1 to 5 parts of cerium oxide, 0.1 to 5 parts of lithium oxide and 6 to 8 parts of sodium carbonate; the heat preservation pipe product processing equipment comprises a roll forming device, a drying device, a lancing device and a double-mode laminating and veneering device which are sequentially arranged according to the production flow. The heat insulation material has the characteristic of low heat conductivity coefficient, and can be better suitable for the field of lower temperature; the special-shaped seam on the heat-insulating pipe product can avoid the heat loss of the pipeline along the seam, so that the heat-insulating performance of the glass wool pipe shell is ensured; the heat-insulating pipe product processing equipment is continuous production line operation, and can effectively improve the production efficiency of heat-insulating pipe products.
Description
Technical Field
The invention relates to the field of glass wool, in particular to a glass wool heat insulation material, a heat insulation pipe product and heat insulation pipe product processing equipment.
Background
The glass wool heat-insulating pipe is generally formed by heating and solidifying glass fiber with resin adhesive, and is specially used for heat insulation and cold insulation of various pipeline systems. Is used for the heat preservation of civil buildings, heat supply pipelines, air conditioners and refrigeration equipment in a large quantity. The surface of the tube shell can be adhered with facing materials such as aluminum foil, glass fiber cloth, waterproof breathable film and the like according to the requirements of customers, and the tube shell has the characteristics of moisture resistance, radiation resistance, attractive appearance and the like.
The glass wool tube shells currently used in the market have a plurality of problems:
(1) The main links of producing the glass fiber, the coiled pipe, the solidification, the opening, the covering and laminating veneer materials and the like which are uniformly sprayed with the adhesive are completed in a multi-way cooperation way, and the efficiency is lower and the cost is higher in a discontinuous operation process.
(2) The shell slotting is straight, so that the problems of cold bridge and hot bridge exist, and the heat insulation performance of the glass wool shell is reduced.
(3) The veneering process is to manually cover and combine veneering materials, so that material waste and poor flatness are caused, and the attractiveness is affected.
(4) The existing glass wool products have higher heat conductivity coefficient of glass wool pipes due to the reasons of material formulation, processing technology and the like, and cannot be applied to the field of lower temperature.
Disclosure of Invention
Based on the problems, the invention aims to provide a glass wool heat insulation material, a heat insulation pipe product and heat insulation pipe product processing equipment, and the invention adopts the following technical scheme:
the invention provides a glass wool thermal insulation material, which is prepared by adding a resin adhesive into glass fibers and finally heating and curing: the diameter of the glass fiber is 3-4.5 mu m; wherein the glass fiber raw materials comprise the following raw materials in parts by weight: 1 to 3 parts of borax hydrate, 1 to 3 parts of dolomite, 3 to 5 parts of feldspar, 70 to 90 parts of plate glass and cerium oxide0.1 to 5 parts of lithium oxide, 0.1 to 5 parts of sodium carbonate and 6 to 8 parts of sodium carbonate.
Preferably, the resin binder accounts for 7-15% of the mass of the glass fiber.
The invention also provides a heat-insulating pipe product processed by utilizing the glass wool heat-insulating material, which comprises a glass wool pipe shell body, wherein the outer wall of the glass wool pipe shell body is provided with a special-shaped cutting seam along the axial direction, one end of the glass wool pipe shell body is provided with an externally protruding socket, the other end of the glass wool pipe shell body is provided with an internally concave bellmouth, the socket is in socket joint fit with the bellmouth, and the two ends of the glass wool pipe shell body are conveniently sealed and butted to keep the two sides of the outer diameter straight line parallel without butt joint seam.
Preferably, a veneering material is arranged on the outer wall of the glass wool tube shell body.
The invention also provides processing equipment for producing the heat-insulating pipe product, which comprises a roll forming device, a drying device, a lancing device and a dual-mode laminating and veneering device which are sequentially arranged according to the production flow;
the roll forming device comprises a core roll, a carrier roller and a compression roller, wherein the core roll is sleeved with two roll baffles, and a socket expansion body is arranged on the inner side surface of one roll baffle; the number of the carrier rollers is two and the carrier rollers are arranged side by side, each carrier roller is sleeved with two limit baffles, and the limit baffles are propped against the outer side surfaces of the roll baffles; the press roll is positioned above the core roll, and a socket roll pressing body is sleeved on the press roll;
the lancing device comprises a lancing conveying table, first pipe shell conveying baffles are arranged on two sides of the lancing conveying table along the conveying direction, a first telescopic driving member is arranged behind one first pipe shell conveying baffle, a lancing support frame is arranged above the lancing conveying table, a lancing cross beam capable of transversely moving left and right is arranged on the lancing support frame, a first transverse driving member is arranged on one side of the lancing cross beam, and the first transverse driving member drives the lancing cross beam to transversely move on the lancing support frame; a kerf wheel carrier is arranged below the kerf beam, the kerf wheel carrier is connected with the kerf beam through a first lifting driving member, two ends of the kerf wheel carrier are respectively provided with a driven wheel and a driving wheel, and the driven wheel and the driving wheel are connected through an annular closed cutting line;
the dual-mode laminating veneer device comprises a veneer conveying table, a constant-temperature heating guide roller and an unreeling device, wherein second pipe shell conveying baffles are arranged on two sides of the veneer conveying table along the conveying direction, and a veneer cutting device, a veneer glue spraying device and a veneer rolling device are sequentially arranged above the veneer conveying table along the conveying direction; the constant temperature heating guide roller is positioned at the initial side of the veneering conveying table, and two constant pressure conveying rollers which are arranged up and down are arranged between the constant temperature heating guide roller and the veneering conveying table; the unreeling device is wound with a facing material, and the facing material is guided by the constant-temperature heating guide roller and then conveyed to the facing conveying table through the two normal-pressure conveying rollers.
Preferably, one of the carrier rollers is rotatably connected to the carrier roller frame; the other carrier roller is rotationally connected to a carrier roller seat, the carrier roller seat is transversely and slidably connected to the carrier roller frame, and one side of the carrier roller seat is connected with a second transverse movement driving member;
the rolling device is characterized in that the rolling roller is rotationally connected to the roller seat, a rolling cross beam is arranged above the roller seat, a second lifting driving member is arranged between the rolling cross beam and the roller seat, the rolling cross beam is transversely and slidably connected to the roller frame, and a third transverse moving driving member is connected to one side of the rolling cross beam.
Preferably, the drying device comprises a hot drying room and a spacer; the drying room is internally provided with a drying chamber and a heat recovery chamber which are mutually independent, the heat recovery chamber is positioned above the drying chamber, the top of the heat recovery chamber is provided with a fresh air inlet, and the bottom of the heat recovery chamber is provided with a fresh air outlet; the heat recovery chamber is internally provided with a heat exchange plate which is of a cavity structure and is in an inclined state as a whole, one end of the heat exchange plate, which is higher, is connected with a moisture-discharging fan, the moisture-discharging fan is positioned in the drying chamber, and one end of the heat exchange plate, which is lower, is connected with a moisture-discharging pipe; an L-shaped partition plate is arranged in the drying chamber, a circulating fan is arranged on the vertical part of the L-shaped partition plate, and a heating device is arranged behind the circulating fan;
the spacing frame comprises two arc-shaped net frames which are vertically symmetrically arranged, two arc-shaped net frames are connected through a plurality of supporting plates, and connecting rods are arranged between every two adjacent spacing frames.
Preferably, the veneering rolling device comprises a veneering rolling support frame, a pre-pressing conveyor is arranged below the veneering rolling support frame, and the pre-pressing conveyor is connected with the veneering rolling support frame through a third lifting driving component.
Preferably, the discharge ends of the kerf conveying table, the veneering conveying table and the pre-pressing conveyor are all provided with rolling blocking devices; the rolling blocking device comprises a blocking roller, swing arms are arranged at two ends of the blocking roller, the upper ends of the swing arms are rotatably connected with the blocking roller, and a second telescopic driving member is arranged on one side of the swing arms.
Compared with the prior art, the invention has the beneficial technical effects that:
the invention provides a glass wool heat insulation material, a heat insulation pipe product and processing equipment of the heat insulation pipe product; the heat insulation material has the characteristic of low heat conductivity coefficient, and can be better suitable for the field of lower temperature; the special-shaped seam on the heat-insulating pipe product can avoid the heat loss of the pipeline along the seam, ensure the heat-insulating performance of the glass wool pipe shell, realize cold and hot dual-mode veneering and meet the requirements of different veneering materials; the heat-insulating pipe product processing equipment is continuous production line operation, and can effectively improve the production efficiency of heat-insulating pipe products.
Drawings
The invention is further described with reference to the following description of the drawings.
FIG. 1 is a schematic view of a thermal insulation tube product according to an embodiment of the present invention;
FIG. 2 is a schematic diagram showing the arrangement of a heat insulation pipe product processing apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic diagram showing a front view of a roll forming apparatus according to an embodiment of the present invention;
fig. 4 is a schematic top view of a carrier roller and a core roller in an embodiment of the present invention;
FIG. 5 is a schematic side view of a press roll mated with a core roll in accordance with an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a drying device according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of a heat exchange plate according to an embodiment of the present invention;
FIG. 8 is a schematic view of a structure of a spacer according to an embodiment of the present invention;
fig. 9 is a schematic view of a stacked structure of shells through spacers in an embodiment of the present invention;
FIG. 10 is a schematic front view of a lancing device according to an embodiment of the present invention;
FIG. 11 is a schematic side view of a lancing device according to an embodiment of the present invention;
FIG. 12 is a schematic view of a rolling barrier device according to an embodiment of the present invention;
FIG. 13 is a schematic view of a slit shape of a glass wool tube shell according to an embodiment of the present invention;
FIG. 14 is a schematic structural view of a dual mode overlay device according to an embodiment of the present invention;
FIG. 15 is a schematic view of a face-cutting device according to an embodiment of the present invention;
fig. 16 is a schematic structural view of a face rolling device according to an embodiment of the present invention.
Reference numerals illustrate: 1. a roll forming device; 101. a core roller; 102. a carrier roller; 103. a press roller; 104. rolling a baffle; 105. a socket extension body; 106. a limit baffle; 107. a socket roller press body; 108. a roller seat; 109. a second traverse driving member; 110. a roller pressing seat; 111. rolling the cross beam; 112. a third traverse driving member; 113. a second elevation driving member; 114. a roller frame; 2. a drying device; 201. a hot drying room; 202. a spacer; 202-1, an arc-shaped net rack; 202-2, a support plate; 202-3, connecting rods; 203. a drying chamber; 204. a heat recovery chamber; 205. a fresh air inlet; 206. a fresh air outlet; 207. a moisture removal fan; 208. a heating device; 209. a moisture removal pipe; 210. an L-shaped partition; 211. a circulating fan; 212. a heat exchange plate; 3. a lancing device; 301. a kerf transport table; 302. a kerf support frame; 303. a kerf beam; 304. a first traverse driving member; 305. a kerf wheel frame; 306. a first elevation driving member; 307. driven wheel; 308. a driving wheel; 309. cutting lines; 310. a first tube shell conveying baffle; 311. a first telescopic drive member; 4. a dual mode overlay device; 401. a veneer conveying table; 402. heating the guide roller at constant temperature; 403. an unreeling device; 404. a second tube shell conveying baffle; 405. a veneer cutting device; 406. a veneering glue spraying device; 407. a veneering rolling device; 407-1, veneering and rolling the support frame; 407-2, a prepressing conveyor; 407-3, a third elevation drive member; 408. a normal pressure conveying roller; 5. a rolling blocking device; 501. a material blocking roller; 502. swing arms; 503. a second telescopic driving member; 6. a glass wool tube shell body; 601. cutting the special-shaped joint; 602. a socket; 603. a socket; 604. a facing material; 7. a brand identification area; 7. an optoelectronic switch; 8. and lifting the position sensor.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments.
The embodiment discloses a glass wool thermal insulation material, which is formed by adding resin adhesive into glass fiber and heating and solidifying the glass fiber, specifically, uniformly mixing flat glass, borax 0, feldspar, cerium oxide, sodium carbonate, dolomite and lithium oxide to obtain a mixture with the uniformity of 97.5%, and heating the mixture to 1450 ℃ to melt; preparing the melted mixture into glass fiber with diameter of 3.5-4.5 μm and diameter extremely less than 2 μm by adopting a centrifuge, and uniformly spraying a binder and a modified water repellent in the falling process of the fiber;
the addition amount of the resin adhesive accounts for 7-15% of the mass of the glass fiber, and the addition amount of the modified water repellent accounts for 1-5% of the mass of the glass fiber. The resin binder is prepared from polyhydroxy compounds prepared from maltose, maltodextrin and the like through processing with coupling agents prepared from gamma-aminopropyl triethoxysilane and other materials, and has the characteristics of environmental protection compared with the conventional resin binder. The resin binder of the invention is prepared by referring to the method of Chinese patent CN 201711200764.5.
The centrifuge is an independently developed centrifuge, and the patent with the publication number of CN203976625U is issued. The outer diameter of the centrifugal disk is 500 mm, 49 rows of small holes with the diameter of 0.5mm are uniformly distributed, and the rotating speed of the centrifugal disk is 3000 rpm;
the glass fiber raw materials comprise the following raw materials in parts by weight: 1 to 3 parts of borax 0, 1 to 3 parts of dolomite, 3 to 5 parts of feldspar, 70 to 90 parts of flat glass, 0.1 to 5 parts of cerium oxide, 0.1 to 5 parts of lithium oxide and 6 to 8 parts of sodium carbonate.
Innovative introduction of CeO into glass fiber component 2 And Li (lithium) 2 And the two components, namely O, are added, so that the glass fiber forming is facilitated, the glass fiber quality is optimized, and the prepared heat insulation material and product have the functions of low heat conductivity, sound insulation, noise reduction, flame retardance, corrosion resistance and the like. The addition of cerium oxide does not affect the strength of the fiber, and the valence state of cerium in the cerium oxide is changed (2 CeO) 2 →Ce 2 O 3 +O) releases oxygen, helping to clarify the glass solution, while due to CeO 2 The physical complementary color performance and the chemical decolorization function of the glass solution ensure that FeO to Fe in the glass solution 2 O 3 The color of the glass solution is lightened, and meanwhile, the temperature difference between the upper layer and the lower layer of the melting tank is reduced, so that the energy-saving effect is realized.
In addition, li has a high bond strength (0.15 MJ/mol) 2 O can improve the formability of glass fibers without affecting the strength of the fibers.
The formula has higher viscosity and lower alkali metal oxide, so that the produced fiber has greatly improved properties such as fiber diameter, fiber length, mechanical strength, weather resistance and the like, and the tube shell fiber prepared by the fiber has concentrated normal distribution of the diameter, low heat conductivity coefficient and attractive appearance of outer Zhou Guanghua. In the embodiment, the diameter of the glass fiber is 3-4.5 mu m, and the length of the fiber is 15-25 cm.
The following table compares with the national standard:
| index name | According to the standard | Example reaching the index | Conventional product index |
| Fiber diameter | ≤7.0μm | 3-4.5μm | 5-7μm |
| Fiber length | No standard requirements | 15-25㎝ | 10-20㎝ |
| Heat load shrinkage temperature | ≥350℃ | 420-450℃ | |
| Coefficient of thermal conductivity | ≤0.043mk | 0.030-0.037mk | 0.040mk |
Based on the glass wool thermal insulation material, as shown in fig. 1, a thermal insulation pipe product is disclosed in the embodiment, the structure of the thermal insulation pipe product comprises a glass wool pipe shell body 6, a special-shaped cutting joint 601 is formed in the outer wall of the glass wool pipe shell body 6 along the axial direction, an externally protruding socket 602 is formed in one end of the glass wool pipe shell body 6, an internally concave socket 603 is formed in the other end of the glass wool pipe shell body, and the socket 602 is in socket fit with the socket 603. A facing material 604 is provided on the outer wall of the glass wool cartridge body 6.
For the above-disclosed heat-insulating pipe product, as shown in fig. 2, a processing apparatus for heat-insulating pipe product is disclosed in this embodiment, which comprises a roll forming device 1, a drying device 2, a slitting device 3 and a double-mode laminating face device 4 arranged in this order according to the production flow.
As shown in fig. 3 to 5, the roll forming apparatus 1 includes a core roll 101, a carrier roll 102, and a press roll 103. The core roller 101 is sleeved with two rolling baffles 104, and the inner side surface of one rolling baffle 104 is provided with a socket expansion body 105. The carrier rollers 102 are arranged below the core rollers 101, the number of the carrier rollers 102 is two, the carrier rollers 102 are arranged side by side, each carrier roller 102 is sleeved with two limit baffles 106, and the limit baffles 106 are propped against the outer side surfaces of the roll baffles 104. The press roller 103 is positioned above the core roller 101, and a socket roller press body 107 is sleeved on the press roller 103.
One of the idlers 102 is rotatably connected to the idler frame 114 via an axle seat; the other carrier roller 102 is rotatably connected to a carrier roller seat 108, the bottom of the carrier roller seat 108 is transversely and slidably connected to a carrier roller frame 114 through a guide rail sliding block structure, and one side of the carrier roller seat 108 is connected with a second transverse movement driving member 109; the second traverse driving member 109 drives the roller holder 108 to traverse. Thereby controlling the spacing between the two idlers 102. The distance between the two idlers 102 is designed to be adjustable so as to facilitate rolling glass wool cartridges of different sizes.
After the distance between the carrier rollers 102 is adjusted, the position of the press roller 103 needs to be correspondingly adjusted so that the press roller 103 is opposite to the center of the glass wool tube shell. Therefore, in the present embodiment, the rotation of the press roller 103 is connected to the press roller seat 110, the press roller seat 110 is provided with the press beam 111 above, the press beam 111 and the press roller seat 110 are laterally slidably connected to the carrier roller frame 114 through the second lifting driving member 113, one side of the press beam 111 is connected to the third lateral movement driving member 112, and the third lateral movement driving member 112 drives the press roller 103 to laterally move.
In this embodiment, the press roller 103 and the two carrier rollers 102 can both provide rotational power for the rolling. The ends of the pressing roller 103 and the two carrier rollers 10 are provided with a pressing roller driving device, and the pressing roller driving device specifically adopts a gear motor.
The working process of the roll forming device comprises the following steps: the two rolling baffles 104 on the core roller 101 are propped against the outer walls of the two carrier rollers 102 and rotate along with the two carrier rollers 102, the glass fiber is wound on the outer walls of the core roller 101 layer by layer after being added with resin adhesive, the pipe shell is gradually formed into a pipe shell through the rolling of the upper pressing roller 103 and the lower two carrier rollers 102, and the pipe shell forms a bell mouth structure and a spigot mouth structure at the positions of the bell mouth expansion body 105 and the spigot mouth rolling body 107 respectively in the rolling process, so that an integrated glass cotton pipe shell with the bell mouth and spigot mouth structure is formed. After curing at high temperature, the shell is withdrawn from the core roll 101 after removal of one of the roll baffles 104.
The glass wool heat-insulating pipe is generally formed by winding glass fibers on a core roller layer by layer after resin binder is added, and gradually forming a pipe shell through rolling, wherein the pipe shell is required to be treated in a high-temperature environment in the later period, so that the resin binder is completely solidified. As shown in fig. 6 to 9, the drying apparatus 2 includes a hot drying room 201 and a spacer 202 for the spaced stacking of the cartridge. The drying room 201 is provided with a drying room 203 and a heat recovery room 204 which are mutually independent, the heat recovery room 204 is positioned above the drying room 203, the top of the heat recovery room 204 is provided with a fresh air inlet 205, and the bottom of the heat recovery room 204 is provided with a fresh air outlet 206; the heat recovery chamber 204 is internally provided with a heat exchange plate 212, the heat exchange plate 212 is of a cavity structure and is in an inclined state as a whole, one end of the heat exchange plate 212, which is higher, is connected with a moisture-discharging fan 207, the moisture-discharging fan 207 is positioned in the drying chamber 203, and one end of the heat exchange plate 212, which is lower, is connected with a moisture-discharging pipe 209; an L-shaped partition 210 is arranged in the drying chamber 203, a circulating fan 211 is arranged on the vertical part of the L-shaped partition 210, a heating device 208 is arranged behind the circulating fan 211, and the heating device 208 can adopt an electric heating mode.
In the process of heating and drying the drying chamber 203, the generated high-temperature wet gas is introduced into the heat exchange plate 212 in the heat recovery chamber 204 through the wet exhausting fan 207, fresh air enters the heat recovery chamber 204 through the fresh air inlet 205 and exchanges heat with the heat energy in the heat exchange plate 212, a plurality of radiating fins are arranged on the outer surface of the heat exchange plate 212, the fresh air after heat exchange enters the drying chamber 203 through the fresh air outlet 206 and is recycled, and because the whole heat exchange plate 212 is in an inclined state, condensed water and waste gas generated after the heat exchange of the moisture in the heat exchange plate 212 are discharged out of the drying chamber through the wet exhausting pipe 209. In this embodiment, a fan is installed on the fresh air outlet 206, and introduces fresh air into the drying chamber 203, and a fresh air valve is installed on the fresh air inlet 205. The moisture discharging pipe 209 is led out to the outside of the hot drying room 201 and connected to the water receiving tank.
The cartridge is arranged in parallel with the direction of the air flow in the drying chamber 203. The shells are sequentially stacked on the trolley after being spaced by the spacing frames 202, and gaps are reserved between the shells by the spacing frames 202, so that high-temperature airflow is convenient to circulate, and the drying of the shells is accelerated. The spacing frame 202 comprises two arc-shaped net racks 201 which are arranged symmetrically up and down, and the two arc-shaped net racks 201 are connected through a plurality of support plates 202. A connecting rod 3 is arranged between two adjacent spacing frames 202, the spacing frames 202 on the same layer can be expanded after the connecting rod 3 is added, and in the embodiment, two ends of the connecting rod 3 are detachably connected with the supporting plates 202 on the spacing frames 202 through a thread structure.
In this embodiment, lifting lugs are disposed on two sides of the spacer 202, and after the spacer 202 is assembled by the connecting rod 3, the spacer can be lifted by the lifting lugs. In order to prevent the deformation of the tube shell aperture when the tube shells are stacked, an inner support tube can be added in the aperture of the tube shell.
As shown in fig. 10 to 13, the lancing device 3 includes a lancing transport table 301, the lancing transport table 301 can transport a pipe shell, a lancing support frame 302 is provided above the lancing transport table 301, a lancing beam 303 capable of traversing left and right is provided on the lancing support frame 302, the lancing beam 303 is slidingly connected to the lancing support frame 302 by a rail slider structure, a first traversing driving member 304 is provided on one side of the lancing beam 303, and the first traversing driving member 304 drives the lancing beam 303 to traverse on the lancing support frame 302. A kerf wheel frame 305 is provided below the kerf beam 303, the kerf wheel frame 305 is connected to the kerf wheel frame 305 by a first elevation driving member 306, and the first elevation driving member 306 drives the kerf wheel frame 305 to move up and down. The driven wheel 307 and the driving wheel 308 are respectively arranged at two ends of the lancing wheel frame 305, the driving wheel 308 is driven by a motor, and the driven wheel 307 and the driving wheel 308 are connected through an annular closed cutting line 309.
Basic working principle of cutting line 309 to tube shell cutting: the high-speed rotating metal wire is contacted with the tube shell, the cutting line 309 is rubbed with the tube shell in the contact process, and the glass cotton tube shell 12 is worn by the material due to the friction with the cutting line 309 at the contact position, and the worn part is the joint of the tube shell. In order to increase the friction between the cutting line 309 and the cartridge, an anti-skid design may be added to the outer wall of the cutting line 309.
The slit transport table 301 is provided with first envelope transport baffles 310 on both sides in the transport direction, and the envelope is transported along the region between the two first envelope transport baffles 310. One of the first tube conveying baffles 310 is fixed on the rack 101, and a first telescopic driving member 311 is connected to the rear of the other first tube conveying baffle 310. The first telescopic driving member 311 may be an air cylinder, where the first telescopic driving member 311 is used to adjust the distance between the two first tube shell conveying baffles 310, and in the cutting process of the cutting line 309 on the tube shell, the first telescopic driving member 311 drives the first tube shell conveying baffles 310 to move, and the first tube shell conveying baffles 310 on the other side clamp the middle tube shell together, so as to prevent the tube shell from moving along the axial direction.
In this embodiment, the kerf support stand 302 is located above the discharge end of the kerf transport table 301. The discharge end of the kerf conveying table 301 is provided with a rolling blocking device 5, the rolling blocking device 5 mainly comprises a material blocking roller 501, two ends of the material blocking roller 501 are respectively provided with a swing arm 502, the upper ends of the swing arms 502 are rotationally connected with the material blocking roller 501, the lower ends of the swing arms 502 are rotationally connected to the kerf conveying table 301, one sides of the swing arms 502 are provided with telescopic driving members 503, the telescopic driving members 503 adopt air cylinders, the telescopic ends of the air cylinders are pivoted with the swing arms 502, and the bodies of the air cylinders are pivoted with the kerf conveying table 301.
The rolling blocking device 5 drives the blocking roller 501 to abut against the pipe shell to prevent the pipe shell from rolling off the lancing conveying table 301. After the slotting and cutting on the pipe shell are finished, the material blocking roller 501 descends, and the slotting and conveying table 301 continues to finish the conveying work of the pipe shell.
The working process of the lancing device 3: the rolling blocking device 5 firstly drives the blocking roller 501 to lift, after the pipe shell is conveyed to the lower part of the cutting line 309 through the slit conveying table 301 along the area between the two first pipe shell conveying baffles 310, the blocking roller 501 abuts against the outer wall of the pipe shell, and after the slit conveying table 301 stops working, the first telescopic driving member 311 drives the first pipe shell conveying baffles 310 to move, and the first pipe shell conveying baffles 310 on the other side clamp the middle pipe shell together, so that the pipe shell is prevented from moving along the axial direction. Then, the driving wheel 308 is driven by a motor to drive the cutting line 309 to rotate, and the first traverse driving member 304 and the first elevating driving member 306 are controlled in combination to adjust the cutting position of the cutting line 309.
In this embodiment, as shown in fig. 13, a Z-shaped slit may be cut into the tube housing. In addition to the present embodiment, slits such as C-shaped, S-shaped, zigzag, etc. may be cut. And after the glass cotton tube shell is subjected to lancing, reversing the cutter according to the lancing shape.
After the tube shell is processed and formed, the surface of the tube shell is required to be stuck with facing materials such as aluminum foil, glass fiber cloth, waterproof breathable film and the like according to the requirements of customers, and the tube shell has the characteristics of moisture resistance, radiation resistance, attractive appearance and the like. The facing materials can be generally divided into a self-adhesive facing with a thermal state and a self-adhesive facing without a thermal state; for materials with self-adhesive facing in the hot state, it is necessary to heat such facing materials prior to lamination with the envelope; for materials without thermal self-adhesive veneers, it is necessary to spray glue on such veneers prior to lamination with the package. As shown in fig. 14 to 16, the dual-mode laminating apparatus 4 has two modes of thermal self-adhesive laminating and cold adhesive spraying laminating, and comprises a laminating conveying table 401, a constant-temperature heating guide roller 402 and an unreeling device 403. The veneering conveying table 401 is provided with second tube shell conveying baffles 404 along two sides of the conveying direction, when the glass wool thermal insulation tube is conveyed on the veneering conveying table 401, vertical and central offset in the conveying process of the glass wool thermal insulation tube is adjusted through the second tube shell conveying baffles 404, the starting end of the second tube shell conveying baffles 404 is provided with photoelectric switches 7 for detecting the glass wool thermal insulation tube, and after the glass wool thermal insulation tube is put on the veneering conveying table 401 in an automatic/manual mode, the veneering conveying table 401 is automatically started after the photoelectric switches 7 at the starting end of the second tube shell conveying baffles 404 detect the glass wool thermal insulation tube in place. In this embodiment, the discharge end of the veneering conveying table 401 is also provided with a photoelectric switch 7 for detecting the glass wool insulation pipe, and after the photoelectric switch 7 at the discharge end of the veneering conveying table 401 detects that the glass wool insulation pipe is in place, the veneering conveying table 401 stops running.
A veneer cutting device 405, a veneer spraying device 406 and a veneer rolling device 407 are sequentially arranged above the veneer conveying table 401 along the conveying direction. The constant temperature heating guide roller 402 is located at the start side of the facing conveying table 401, and two constant pressure conveying rollers 408 arranged one above the other are provided between the constant temperature heating guide roller 402 and the facing conveying table 401. The unreeling device 403 is wound with a facing material 604, and the facing material 604 is guided by the constant temperature heating guide roller 402 and then conveyed to the facing conveying table 401 by the two normal pressure conveying rollers 408. The normal pressure roller positioned above is a driving roller, the normal pressure roller positioned below is a free roller, and the driving roller is driven by a motor.
The veneering cutting device 405 mainly comprises a motor and a cutting saw driven by the motor, the motor is mounted on a motor seat, a guide rail sliding block structure is paved below the motor seat, the motor can transversely move through the guide rail sliding block structure, and the cutting saw is driven to transversely cut off veneering materials. A cutting table top is arranged below the cutting saw, the veneering material 604 is arranged above the cutting table top, a cutting seam matched with the cutting saw is formed on the cutting table top, and the veneering conveying table 401 is designed into a concave conveying mode on the cutting table top and is used for avoiding the cutting saw.
The veneering rolling device 407 comprises a veneering rolling support frame 407-1, a prepressing conveyor 407-2 is arranged below the veneering rolling support frame 407-1, and the prepressing conveyor 407-2 is connected with the veneering rolling support frame 407-1 through a third lifting driving member 407-3. The third elevation driving member 407-3 may control the pre-compression conveyor 407-2 to ascend or descend. Two lifting position sensors 8 are arranged at one side of the pre-pressing conveyor 407-2, and the two lifting position sensors 8 are arranged up and down for detecting the position of the pre-pressing conveyor 407-2.
The pre-pressing conveyor 407-2 is located above the discharge end of the veneering conveyor table 401, and the discharge ends of the veneering conveyor table 401 and the pre-pressing conveyor 407-2 are provided with rolling blocking devices 5. The rolling blocking means 5 are described above and will not be described in detail here.
The working process of the double-mode laminating veneer device 4 is as follows: after the glass wool thermal insulation pipe is put into place through an automatic/manual mode and detected by the photoelectric switch 7 at the starting end of the second pipe shell conveying baffle 404, the veneering conveying table 401 is automatically started, the glass wool thermal insulation pipe is conveyed to the lower part of the veneering rolling device 407 through the veneering conveying table 401, and after the glass wool thermal insulation pipe is detected to be in place through the photoelectric switch 7 at the discharging end of the veneering conveying table 401, the veneering conveying table 401 stops running.
(1) Using thermal self-adhesive facing to cover the die: the temperature of the thermostatically heated guide roller 402 is raised to the desired process temperature in advance. After the pre-pressing conveyor 407-2 is automatically pressed down and adjusted to the preset pre-pressing force, the lifting position sensor 8 detects that the pre-pressing conveyor 407-2 is in place, the veneering conveyor table 401 and the pre-pressing conveyor 407-2 are synchronously started, the unreeling device 403 starts to release the veneering material 604, the veneering material 604 is conveyed to the veneering conveyor table 401 after passing through the tensioning roller set, the constant-temperature heating guide roller 402 and the normal-pressure conveying roller 408, after the conveying length of the veneering composite material to be detected reaches the preset target (the length is automatically calculated according to the model of the heat-preserving pipe and can be selected in two ways), firstly, the veneering material fully covers the periphery of the heat-preserving pipe without overlapping, secondly, the veneering material fully covers the periphery of the heat-preserving pipe and overlaps 5-10 cm), the unreeling device 403 stops running, the veneering cutting device 405 is instantly controlled to cut off the veneering material 604, and the cut veneering material 604 is covered on a pipe shell under the conveying of the veneering conveyor table 401. It should be noted that the upper platen roller and the cutter blade do not interfere with the operation of the platen roller and the cutter blade when in contact with the adhesive applied to the surface of the laminating material, but only require periodic replacement of the platen roller and the cutter blade.
In the process of covering the veneering material 604 with the glass wool tube shell, the pre-pressing force of the pre-pressing conveyor 407-2 is used for ensuring the strength and flatness of the bonding between the glass wool thermal insulation tube and the veneering material, after the bonding is timed in place by an electric control built-in adjustable delay device, the rolling blocking device 5 descends, and meanwhile, the pre-pressing conveyor 407-2 automatically ascends to discharge the tube shell covered with the veneering material 604.
(2) Cold state glue spraying faced covering mold type: the constant temperature heating guide roller 402 does not raise the temperature, the prepressing conveyor 407-2 automatically presses down and adjusts to the preset prepressing force, the lifting position sensor 8 detects that the prepressing conveyor 407-2 is in place, the veneering conveyor table 401 and the prepressing conveyor 407-2 are synchronously started, the unreeling device 403 starts to release the veneering material 604, the veneering material 604 is conveyed to the veneering conveyor table 401 after passing through the tensioning roller group 14, the constant temperature heating guide roller 402 and the constant pressure conveyor roller 408, the veneering material is detected to be covered by the veneering material through the detection photoelectric switch at the front end of the veneering glue spraying device 406, the glue spraying work is automatically started, the unreeling device 403 stops running after the detected conveying length of the veneering covering material reaches the preset target, the veneering cutting device 405 is instantly controlled to cut off the veneering material 604, and the cut veneering material 604 is covered on the glass wool heat-preserving pipe under the conveying of the veneering conveyor table 401.
In the process of covering the veneering material 604 with the glass wool tube shell, the pre-pressing force of the pre-pressing conveyor 407-2 is used for ensuring the strength and flatness of the bonding between the glass wool thermal insulation tube and the veneering material, after the bonding is timed in place by an electric control built-in adjustable delay device, the rolling blocking device 5 descends, and meanwhile, the pre-pressing conveyor 407-2 automatically ascends to discharge the tube shell covered with the veneering material 604.
The first traverse driving member 304, the second traverse driving member 109, the third traverse driving member 112, the first lift driving member 306, the second lift driving member 113, and the third lift driving member 407-3 all adopt a conventional turbo screw expansion and contraction form. The turbine screw rod telescopic type is also called a worm wheel screw rod lifter, is widely applied to industries such as machinery, metallurgy, construction, water conservancy equipment and the like, and has a plurality of functions such as lifting, descending, pushing by auxiliary parts, overturning, various height position adjustment and the like.
The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.
Claims (5)
1. The utility model provides a processing equipment of insulating tube goods which characterized in that: comprises a roll forming device (1), a drying device (2), a lancing device (3) and a dual-mode laminating and veneering device (4) which are sequentially arranged according to the production flow;
the roll forming device (1) comprises a core roll (101), a carrier roller (102) and a press roller (103), wherein two roll baffles (104) are sleeved on the core roll (101), and a bellmouth expansion body (105) is arranged on the inner side surface of one roll baffle (104); the support rollers (102) are positioned below the core roller (101), the number of the support rollers (102) is two, the support rollers are arranged side by side, two limit baffles (106) are sleeved on each support roller (102), and the limit baffles (106) are propped against the outer side surfaces of the roll baffles (104); the press roll (103) is positioned above the core roll (101), and the press roll (103) is sleeved with a socket roll pressing body (107);
the drying device (2) comprises a hot drying room (201) and a spacing frame (202); the drying room (201) is internally provided with a drying chamber (203) and a heat recovery chamber (204) which are independent from each other, the heat recovery chamber (204) is positioned above the drying chamber (203), the top of the heat recovery chamber (204) is provided with a fresh air inlet (205), and the bottom of the heat recovery chamber (204) is provided with a fresh air outlet (206); the heat recovery device is characterized in that a heat exchange plate (212) is arranged in the heat recovery chamber (204), the heat exchange plate (212) is of a cavity structure and is in an inclined state as a whole, one end of the heat exchange plate (212) with a higher position is connected with a moisture discharge fan (207), the moisture discharge fan (207) is positioned in the drying chamber (203), and one end of the heat exchange plate (212) with a lower position is connected with a moisture discharge pipe (209); an L-shaped partition plate (210) is arranged in the drying chamber (203), a circulating fan (211) is arranged on the vertical part of the L-shaped partition plate (210), and a heating device (208) is arranged behind the circulating fan (211);
the lancing device (3) comprises a lancing conveying table (301), wherein first pipe shell conveying baffles (310) are arranged on two sides of the lancing conveying table (301) along the conveying direction, a first telescopic driving member (311) is arranged behind one first pipe shell conveying baffle (310), a lancing support frame (302) is arranged above the lancing conveying table (301), a lancing cross beam (303) capable of transversely moving left and right is arranged on the lancing support frame (302), a first transverse moving driving member (304) is arranged on one side of the lancing cross beam (303), and the first transverse moving driving member (304) drives the lancing cross beam (303) to transversely move on the lancing support frame (302); a lancing wheel frame (305) is arranged below the lancing beam (303), the lancing wheel frame (305) is connected with the lancing beam (303) through a first lifting driving member (306), two ends of the lancing wheel frame (305) are respectively provided with a driven wheel (307) and a driving wheel (308), and the driven wheel (307) and the driving wheel (308) are connected through an annular closed cutting line (309);
the dual-mode laminating veneer device (4) comprises a veneer conveying table (401), a constant-temperature heating guide roller (402) and an unreeling device (403), wherein second pipe shell conveying baffles (404) are arranged on two sides of the veneer conveying table (401) along the conveying direction, and a veneer cutting device (405), a veneer glue spraying device (406) and a veneer rolling device (407) are sequentially arranged above the veneer conveying table (401) along the conveying direction; the constant temperature heating guide roller (402) is positioned at the initial side of the veneering conveying table (401), and two normal pressure conveying rollers (408) which are arranged up and down are arranged between the constant temperature heating guide roller (402) and the veneering conveying table (401); the unreeling device (403) is wound with a facing material (604), and the facing material (604) is guided by the constant-temperature heating guide roller (402) and then conveyed to the facing conveying table (401) through the two normal-pressure conveying rollers (408).
2. The apparatus for processing a heat-insulating pipe product according to claim 1, wherein: one of the carrier rollers (102) is rotatably connected to a carrier roller frame (114); the other carrier roller (102) is rotationally connected to a carrier roller seat (108), the carrier roller seat (108) is transversely and slidingly connected to the carrier roller frame (114), and one side of the carrier roller seat (108) is connected with a second transverse movement driving member (109);
the rolling press is characterized in that the rolling press (103) is rotationally connected to the pressing roll seat (110), a rolling cross beam (111) is arranged above the pressing roll seat (110), a second lifting driving member (113) is arranged between the rolling cross beam (111) and the pressing roll seat (110), the rolling cross beam (111) is transversely and slidably connected to the roller frame (114), and a third transverse moving driving member (112) is connected to one side of the rolling cross beam (111).
3. The apparatus for processing a heat-insulating pipe product according to claim 1, wherein: the spacing frames (202) comprise two arc-shaped net frames (202-1) which are vertically symmetrically arranged, the two arc-shaped net frames (202-1) are connected through a plurality of supporting plates (202-2), and connecting rods (202-3) are arranged between every two adjacent spacing frames (202).
4. The apparatus for processing a heat-insulating pipe product according to claim 1, wherein: the veneering rolling device (407) comprises a veneering rolling support frame (407-1), a pre-pressing conveyor (407-2) is arranged below the veneering rolling support frame (407-1), and the pre-pressing conveyor (407-2) is connected with the veneering rolling support frame (407-1) through a third lifting driving component (407-3).
5. The apparatus for processing a heat-insulating pipe product according to claim 4, wherein: the discharge ends of the kerf conveying table (301), the veneering conveying table (401) and the pre-pressing conveyor (407-2) are respectively provided with a rolling blocking device (5); the rolling blocking device (5) comprises a blocking roller (501), swing arms (502) are arranged at two ends of the blocking roller (501), the upper ends of the swing arms (502) are rotationally connected with the blocking roller (501), and a second telescopic driving member (503) is arranged on one side of the swing arms (502).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311065506.6A CN116789394B (en) | 2023-08-23 | 2023-08-23 | Glass wool heat insulation material, heat insulation pipe product and heat insulation pipe product processing equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311065506.6A CN116789394B (en) | 2023-08-23 | 2023-08-23 | Glass wool heat insulation material, heat insulation pipe product and heat insulation pipe product processing equipment |
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| CN116789394A CN116789394A (en) | 2023-09-22 |
| CN116789394B true CN116789394B (en) | 2023-11-10 |
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| CN202311065506.6A Active CN116789394B (en) | 2023-08-23 | 2023-08-23 | Glass wool heat insulation material, heat insulation pipe product and heat insulation pipe product processing equipment |
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| CN116789394A (en) | 2023-09-22 |
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