CN112796469B - Heat preservation ventilation unit on low carbon building roof - Google Patents
Heat preservation ventilation unit on low carbon building roof Download PDFInfo
- Publication number
- CN112796469B CN112796469B CN202110211560.1A CN202110211560A CN112796469B CN 112796469 B CN112796469 B CN 112796469B CN 202110211560 A CN202110211560 A CN 202110211560A CN 112796469 B CN112796469 B CN 112796469B
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- heat insulation
- insulation layer
- wall
- heat
- fixed
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- 238000004321 preservation Methods 0.000 title claims abstract description 28
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 27
- 238000009423 ventilation Methods 0.000 title claims description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims description 8
- 238000009413 insulation Methods 0.000 claims abstract description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000000926 separation method Methods 0.000 claims abstract description 22
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 21
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
- E04D13/1606—Insulation of the roof covering characterised by its integration in the roof structure
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
- E04D13/17—Ventilation of roof coverings not otherwise provided for
- E04D13/172—Roof insulating material with provisions for or being arranged for permitting ventilation of the roof covering
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention belongs to the technical field of low-carbon buildings, in particular to a heat-preservation ventilating device for a low-carbon building roof, and provides a scheme for solving the problem of poor heat-preservation effect of the building roof in the prior art. According to the invention, a separation cavity is formed between the first heat insulation layer and the second heat insulation layer, water is filled at the bottom in the separation cavity, a gap is reserved between the water surface and the first heat insulation layer, and the heat conductivity of the water is lower than that of the air, so that the first heat insulation layer with the direct heat insulation at the top is prevented from directly conducting the heat to the second heat insulation layer at the bottom and the interior of a building, and the actual heat insulation effect is improved.
Description
Technical Field
The invention relates to the technical field of low-carbon buildings, in particular to a heat-insulating and ventilating device for a roof of a low-carbon building.
Background
The low-carbon building is characterized in that the use of fossil energy is reduced, the energy efficiency is improved, the carbon dioxide emission is reduced in the whole life cycle of building material and equipment manufacturing, construction and building use, and the low-carbon building gradually becomes the mainstream trend of the international building world at present along with the continuous enhancement of environment protection awareness of residents.
The roof surface of traditional building can be because receiving the sunlight for a long time and shine, can lead to the fact the high temperature to the room with heat conduction, low carbon building roof among the prior art can be provided with the insulating layer that aluminum product or thermal insulation material laid between top surface basic unit and superficial layer, the heat that makes the roof surface stand the sunlight for a long time shines leaves to have in the insulating layer and realizes the heat preservation effect to in the building, but in the long-time use, a large amount of heats of insulating layer gathering can be to the inside conduction of building, and influence actual heat preservation effect.
Disclosure of Invention
Based on the technical problem of poor heat preservation effect of the building roof in the prior art, the invention provides a heat preservation and ventilation device of a low-carbon building roof.
The invention provides a heat preservation and ventilation device for a low-carbon building roof, which comprises a base, wherein a panel is fixed at the top of the base, a first heat insulation layer is fixed at the bottom of the panel, the base is arranged into a box-shaped structure with an open top, the first heat insulation layer is arranged at the top end of the inner wall of the base, a second heat insulation layer is fixed on the inner wall of the bottom of the base, a separation cavity is formed between the top of the second heat insulation layer and the bottom of the first heat insulation layer, a waterproof layer is coated on the inner wall of the base, a water replenishing pipe is fixed at the bottom end of the inner wall on one side of the separation cavity, a water guide pipe is fixed at the top of the inner wall on one side of the separation cavity, and a gap is reserved between the top end of the water guide pipe and the bottom of the first heat insulation layer;
the top of the first heat insulation layer is provided with a plurality of grooves with arc structures, and the inner walls of the grooves are not contacted with the panel; a plurality of auxiliary grooves are formed in the bottom of the first heat insulation layer, and the inner wall of the top of each auxiliary groove is of an arc-shaped structure.
Preferably, a plurality of small openings have all been seted up to the both ends and the both sides of panel top outer wall, and the connecting hole that pierces through the setting is seted up to the position that first insulating layer top corresponds with the small opening, and the small opening sets up complete L type structure, and the top of small opening sets up round platform column structure.
Preferably, the bottom inner wall of the separation cavity is fixed with a plurality of limiting parts, the plurality of limiting parts surround a plurality of grid cavities, and a plurality of through holes are formed in the bottom of the outer wall of the limiting part.
Preferably, heat conducting members are fixedly connected between the bottom of the first heat insulation layer and the top of the limiting member, the heat conducting members are distributed in the horizontal direction at equal intervals, the cross sections of the heat conducting members are arranged to be of a trapezoid structure, and the top end of the water guide pipe is located at the bottom of the heat conducting members.
Preferably, the inner wall of the bottom of the separation cavity and the position corresponding to the lattice cavity are rotatably connected with a vertically placed fixing rod through a bearing, and the top end of the outer wall of the fixing rod is fixed with guide strips distributed in an annular array.
Preferably, the cross section of the flow guide strip is semicircular, the top of the flow guide strip is arc-shaped, and the flow guide strip is arranged in a streamline structure.
Preferably, a plurality of flow guide holes which are arranged in a penetrating mode are formed in the top of the flow guide strip.
Compared with the prior art, the invention provides a heat preservation and ventilation device for a low-carbon building roof, which has the following beneficial effects:
1. this heat preservation ventilation unit on low carbon building roof, the device sets the base to open-top's casing column structure, and it is whole to constitute the roof plane at the top fixed panel of base, the device is fixed with first insulating layer and second insulating layer respectively at panel bottom and base bottom inner wall, and make to constitute between first insulating layer and the second insulating layer and separate the chamber, it has water to separate the bottom packing in the intracavity, make and leave the clearance between surface of water and the first insulating layer, and avoid direct contact between first insulating layer and the second insulating layer, the heat conductivity of utilizing water is less than the heat conductivity of air, and avoid the direct thermal-insulated first insulating layer in top directly with heat conduction to the second insulating layer and the building of bottom, thereby improve actual heat preservation effect.
2. This heat preservation ventilation unit on low carbon building roof, the connecting hole intercommunication that a plurality of small openings and first insulating layer correspond is seted up to the device at the border position of panel, can insulate against heat the use to separating the intracavity with the rainwater water conservancy diversion, and can realize separating the ventilation effect that the intracavity is located the surface of water top through the intercommunication of small opening and connecting hole, the thermal conductivity that utilizes water can compare in the thermal conductivity of air poor, usable ventilation is discharged the steam of amazing between first insulating layer and the surface of water and is improved the radiating effect to first insulating layer bottom, and set the small opening into the L type structure of buckling, avoid sunshine to penetrate directly to separating the intracavity, thereby guarantee the long-time effectual thermal-insulated effect of first insulating layer.
3. This heat preservation ventilation unit on low carbon building roof, the device is provided with a plurality of locating parts and encloses into a plurality of check chambeies in the bottom of separating the chamber, and be connected with the heat-conducting piece that the horizontal direction equidistance distributes between locating part top and first insulating layer, make the bottom of heat-conducting piece and the top contact of separating the intracavity water, and make the surface of water position pass through solid heat-conducting piece and first insulating layer direct contact, the sunshine that building roof surface was shone by the radiation can be the incline direction, and the temperature that makes roof surface position is difference in the short time, because the direct heat conduction of heat-conducting piece makes the surface of water temperature also have the difference in the short time, it can flow because the difference in temperature produces and keep off the water conservancy diversion strip and rotate to realize the surface of water region, thereby increase thermal dispersion effect in order to strengthen the radiating effect of actual ventilation.
4. This heat preservation ventilation unit on low carbon building roof, it is further, the recess of a plurality of arc structures is seted up at the top of first insulating layer to the device, and reduces the direct contact surface of first insulating layer top and panel, and avoids the heat accumulation at first insulating layer top too fast to set up a plurality of arc structure's auxiliary tank with the bottom of first insulating layer, and strengthen the radiating effect at its top, thereby further guarantee the heat preservation effect of roof in long-time use.
Drawings
FIG. 1 is a schematic overall structure diagram of a heat preservation and ventilation device for a low-carbon building roof, which is provided by the invention;
FIG. 2 is an overall sectional structural schematic view of the heat preservation and ventilation device for the low-carbon building roof provided by the invention;
FIG. 3 is an enlarged structural schematic view of a part A of the heat preservation and ventilation device for the low-carbon building roof, which is provided by the invention;
FIG. 4 is a schematic structural view of a limiting member of the heat preservation and ventilation device for the low-carbon building roof according to the present invention;
FIG. 5 is a schematic structural view of a guide strip of the heat preservation and ventilation device for the low-carbon building roof, which is provided by the invention;
fig. 6 is a partial structure schematic view of the connection position of a panel and a first heat insulation layer of the heat preservation and ventilation device of the low-carbon building roof.
In the figure: the heat-insulating plate comprises a base 1, a first heat-insulating layer 2, a panel 3, a second heat-insulating layer 4, a separation cavity 5, a limiting piece 6, a heat-conducting piece 7, a waterproof layer 8, a water replenishing pipe 9, a water guide pipe 10, a through hole 11, a leak hole 12, a connecting hole 13, a fixing rod 14, a flow guide strip 15, a flow guide hole 16, a groove 17 and an auxiliary groove 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Example 1
Referring to fig. 1-5, the heat preservation and ventilation device for the low-carbon building roof comprises a base 1, a panel 3 is fixed at the top of the base 1, a first heat insulation layer 2 is fixed at the bottom of the panel 3, the base 1 is arranged to be of a box-shaped structure with an open top, the first heat insulation layer 2 is arranged at the top end of the inner wall of the base 1, a second heat insulation layer 4 is fixed on the inner wall of the bottom of the base 1, a separation cavity 5 is formed between the top of the second heat insulation layer 4 and the bottom of the first heat insulation layer 2, a waterproof layer 8 is coated on the inner wall of the base 1, a water replenishing pipe 9 is fixed at the bottom end of the inner wall of one side of the separation cavity 5, a water guide pipe 10 is fixed at the top end of the inner wall of one side of the separation cavity 5, and a gap is reserved between the top end of the water guide pipe 10 and the bottom of the first heat insulation layer 2.
In the invention, a plurality of leak holes 12 are respectively arranged at two ends and two sides of the outer wall at the top of a panel 3, a connecting hole 13 which is arranged in a penetrating way is arranged at the position, corresponding to the leak hole 12, of the top of a first heat insulation layer 2, the leak hole 12 is arranged into a complete L-shaped structure, and the top end of the leak hole 12 is arranged into a circular truncated cone-shaped structure;
a plurality of limiting pieces 6 are fixed on the inner wall of the bottom of the separation cavity 5, a plurality of grid cavities are surrounded by the limiting pieces 6, a plurality of through holes 11 are formed in the bottom of the outer wall of each limiting piece 6, heat conducting pieces 7 which are distributed in the horizontal direction at equal intervals are fixedly connected between the bottom of the first heat insulation layer 2 and the tops of the limiting pieces 6, the cross sections of the heat conducting pieces 7 are arranged to be of a trapezoidal structure, and the top end of the water guide pipe 10 is located at the bottom of each heat conducting piece 7;
5 bottom inner walls of compartment cavity and the position that the check chamber corresponds are rotated through the bearing and are connected with vertical dead lever 14 of placing, and the top of the 14 outer walls of dead lever is fixed with the water conservancy diversion strip 15 that ring array distributes, the cross-section of water conservancy diversion strip 15 sets to semi-circular, and the top of water conservancy diversion strip 15 sets to the arc, water conservancy diversion strip 15 sets to the streamline type structure, thereby reduce the resistance that its outer wall received when guaranteeing water conservancy diversion strip 15 stirring effect, a plurality of water conservancy diversion holes 16 that run through the setting are seted up at the top of water conservancy diversion strip 15.
When the heat insulation structure is used, the separation cavity 5 is formed between the first heat insulation layer 2 and the second heat insulation layer 4, rainwater is guided into the separation cavity 5 through the leakage hole 12 for heat insulation, or water is injected into the separation cavity 5 through the water replenishing pipe 9, direct contact between the first heat insulation layer 2 and the second heat insulation layer 4 is avoided, the heat conductivity of water is lower than that of air, the first heat insulation layer 2 with the top directly insulating is prevented from directly conducting heat to the second heat insulation layer 4 at the bottom and a building, the ventilation effect above the water surface in the separation cavity 5 can be realized through the communication between the leakage hole 12 and the connecting hole 13, the heat conductivity of water is lower than that of air, hot air accumulated between the first heat insulation layer 2 and the water surface can be discharged through ventilation, the heat dissipation effect on the bottom of the first heat insulation layer 2 is improved, the leakage hole 12 is arranged in a bent L-shaped structure, and direct incidence of sunlight into the separation cavity 5 is avoided, and the long-time effective heat insulation effect of the first heat insulation layer 2 is ensured;
the sunshine that building roof surface was shone can be the incline direction and change, can make the temperature of roof surface position there is the difference in the short time, because the direct heat conduction of heat-conducting member 7 makes surface of water temperature also have the difference in the short time, realizes that the surface of water region can drive water conservancy diversion strip 15 to rotate because the difference in temperature produces the flow to increase the radiating effect of thermal dispersion effect in order to strengthen actual ventilation.
Example 2
Referring to fig. 1-6, in the heat preservation and ventilation device for the low-carbon building roof, a plurality of grooves 17 with arc structures are formed in the top of a first heat insulation layer 2, the inner walls of the grooves 17 are not in contact with a panel 3, a plurality of auxiliary grooves 18 are formed in the bottom of the first heat insulation layer 2, and the inner walls of the tops of the auxiliary grooves 18 are arranged to be in arc structures.
During the use, the recess 17 of a plurality of arc structures is seted up at the top of first insulating layer 2 to the device, and reduces the direct contact surface of 2 tops of first insulating layer and panel 3, and avoids the heat accumulation at 2 tops of first insulating layer too fast to offer a plurality of arc structure's auxiliary tank 18 with the bottom of first insulating layer 2, and strengthen the radiating effect at its top, thereby further guarantee the heat preservation effect of roof in long-time use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. The heat preservation and ventilation device for the roof of the low-carbon building comprises a base (1), wherein a panel (3) is fixed to the top of the base (1), and a first heat insulation layer (2) is fixed to the bottom of the panel (3), and is characterized in that the base (1) is arranged to be of a box-shaped structure with an open top, the first heat insulation layer (2) is arranged at the top end of the inner wall of the base (1), a second heat insulation layer (4) is fixed to the inner wall of the bottom of the base (1), a separation cavity (5) is formed between the top of the second heat insulation layer (4) and the bottom of the first heat insulation layer (2), a waterproof layer (8) is coated on the inner wall of the base (1), a water replenishing pipe (9) is fixed to the bottom end of the inner wall of one side of the separation cavity (5), a water guide pipe (10) is fixed to the top of the inner wall of one side of the separation cavity (5), and a gap is reserved between the top end of the water guide pipe (10) and the bottom of the first heat insulation layer (2); the top of the first heat insulation layer (2) is provided with a plurality of grooves (17) with arc structures, and the inner walls of the grooves (17) are not in contact with the panel (3); a plurality of auxiliary grooves (18) are formed in the bottom of the first heat insulation layer (2), and the inner wall of the top of each auxiliary groove (18) is of an arc-shaped structure; a plurality of leakage holes (12) are formed in both ends and two sides of the outer wall of the top of the panel (3), connecting holes (13) penetrating through the positions, corresponding to the leakage holes (12), of the top of the first heat insulation layer (2) are formed, the leakage holes (12) are arranged to be of a complete L-shaped structure, and the top ends of the leakage holes (12) are arranged to be of a circular truncated cone-shaped structure; a plurality of limiting pieces (6) are fixed on the inner wall of the bottom of the separation cavity (5), a plurality of grid cavities are surrounded by the limiting pieces (6), and a plurality of through holes (11) are formed in the bottom of the outer wall of each limiting piece (6); heat conducting pieces (7) which are distributed equidistantly in the horizontal direction are fixedly connected between the bottom of the first heat insulation layer (2) and the top of the limiting piece (6), the cross sections of the heat conducting pieces (7) are arranged into a trapezoidal structure, and the top end of the water guide pipe (10) is positioned at the bottom of the heat conducting pieces (7); the inner wall of the bottom of the separation cavity (5) is rotatably connected with a vertically placed fixing rod (14) through a bearing at a position corresponding to the lattice cavity, and the top end of the outer wall of the fixing rod (14) is fixed with guide strips (15) distributed in an annular array manner.
2. The heat preservation and ventilation device for the low carbon building roof as claimed in claim 1, wherein the cross section of the flow guide strips (15) is arranged in a semicircular shape, the top of the flow guide strips (15) is arranged in an arc shape, and the flow guide strips (15) are arranged in a streamline structure.
3. The heat preservation and ventilation device for the low-carbon building roof as claimed in claim 1, wherein the top of the flow guide strip (15) is provided with a plurality of flow guide holes (16) arranged in a penetrating manner.
Priority Applications (1)
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CN202110211560.1A CN112796469B (en) | 2020-05-07 | 2020-05-07 | Heat preservation ventilation unit on low carbon building roof |
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CN202110211560.1A CN112796469B (en) | 2020-05-07 | 2020-05-07 | Heat preservation ventilation unit on low carbon building roof |
CN202010376555.1A CN111535525B (en) | 2020-05-07 | 2020-05-07 | Heat preservation ventilation unit on low carbon building roof |
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CN202010376555.1A Division CN111535525B (en) | 2020-05-07 | 2020-05-07 | Heat preservation ventilation unit on low carbon building roof |
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CN112796469A CN112796469A (en) | 2021-05-14 |
CN112796469B true CN112796469B (en) | 2023-01-20 |
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CN202110211560.1A Active CN112796469B (en) | 2020-05-07 | 2020-05-07 | Heat preservation ventilation unit on low carbon building roof |
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CN113957992B (en) * | 2021-11-09 | 2023-05-23 | 华中伟业建设集团有限公司 | Heat insulation system and heat insulation method for building |
CN117738376A (en) * | 2024-01-23 | 2024-03-22 | 北京梵客家居科技有限公司 | Ventilating, heat-insulating and heat-preserving integrated roof system |
Family Cites Families (11)
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AU2002100002A4 (en) * | 2001-01-02 | 2002-03-28 | George Anthony Contoleon | Exhaust fan system |
JP2003061479A (en) * | 2001-08-24 | 2003-03-04 | Nisshoku Corp | Plant raising container, vegetation base and method for roof greening |
CN2818625Y (en) * | 2005-07-02 | 2006-09-20 | 桓台县长江粮油仓储机械有限公司 | Temperature-lowering and thermal-insulative magnesite roof product |
CN200946285Y (en) * | 2006-08-01 | 2007-09-12 | 韩建秀 | Filtering and storing device for roof rain water |
CN103629774A (en) * | 2012-08-27 | 2014-03-12 | 上海东冠纸业有限公司 | Heat dissipation system of vacuum pump house |
CN203201033U (en) * | 2013-01-18 | 2013-09-18 | 广东工业大学 | Water storage roof thermal-insulation module with empty space |
CN106245859A (en) * | 2016-07-27 | 2016-12-21 | 灌阳县陈工选矿机械制造有限公司 | A kind of heat radiation building board |
CN106245860A (en) * | 2016-07-27 | 2016-12-21 | 灌阳县陈工选矿机械制造有限公司 | A kind of building board |
CN206542744U (en) * | 2016-12-30 | 2017-10-10 | 周志坚 | A kind of lightweight roof garden paving structure |
CN206722229U (en) * | 2017-05-16 | 2017-12-08 | 四川建筑职业技术学院 | A kind of insulation component of roof Sun block |
CN110138144B (en) * | 2019-06-06 | 2020-05-19 | 南京理工自动化研究院有限公司 | Permanent magnet synchronous motor cooling system for electric automobile and control method thereof |
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CN112796469A (en) | 2021-05-14 |
CN111535525A (en) | 2020-08-14 |
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