CN114233655A - Detachable heat insulation structure of fan body and construction method - Google Patents
Detachable heat insulation structure of fan body and construction method Download PDFInfo
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- CN114233655A CN114233655A CN202111322431.6A CN202111322431A CN114233655A CN 114233655 A CN114233655 A CN 114233655A CN 202111322431 A CN202111322431 A CN 202111322431A CN 114233655 A CN114233655 A CN 114233655A
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- 238000009413 insulation Methods 0.000 title claims abstract description 42
- 238000010276 construction Methods 0.000 title claims abstract description 13
- 238000004321 preservation Methods 0.000 claims abstract description 59
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 21
- 239000012774 insulation material Substances 0.000 claims abstract description 20
- 238000003466 welding Methods 0.000 claims abstract description 13
- 238000006073 displacement reaction Methods 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 238000010079 rubber tapping Methods 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/5853—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps heat insulation or conduction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/601—Mounting; Assembling; Disassembling specially adapted for elastic fluid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a detachable heat insulation structure of a fan body and a construction method, wherein a heat insulation nail and a supporting leg are welded on a fan shell, and the top of the supporting leg is positioned above the top of the heat insulation nail; the welding of the top of landing leg has the stull, and the cover is equipped with insulation material on the heat preservation nail, and the wire netting has been laid to insulation material's outside, and the outside of stull is provided with the outer casing, and the both ends of outer casing are provided with the scute respectively, and the scute passes through the rivet and is fixed together with the outer casing. The fan upper shell is provided with the angle plate, the angle plate is fixed on the outer protecting plate through the rivet, the heat insulation structure and the fan upper shell form an integral structure, the heat insulation structure is not required to be independently disassembled when the fan upper shell is opened, but the integral heat insulation structure is disassembled and assembled together with the fan upper shell, and the fan upper shell is convenient to use, simple to operate and easy to popularize.
Description
The technical field is as follows:
the invention relates to the technical field of thermal insulation of boiler fan bodies of thermal power plants, in particular to a detachable thermal insulation structure of a fan body and a construction method.
Background art:
the boiler fan is necessary equipment of a thermal generator set, the disassembly and assembly of the upper cover of the fan body is a necessary process for overhauling the internal device of the fan, the traditional disassembly and assembly of the upper cover of the fan body needs to disassemble and assemble a heat insulation structure of the upper cover of the fan, time and labor are wasted, a large amount of waste heat insulation materials are generated, and the requirement of overhauling timeliness of an owner can not be met; in order to solve the problems, the invention provides the heat insulation structure which is disassembled and assembled together with the upper shell of the fan body, so that the requirement that the outer heat insulation structure is not disassembled when the upper cover of the fan is opened is met, the overhauling efficiency is improved, and the material consumption is reduced.
The invention content is as follows:
the technical problem to be solved by the invention is as follows: the detachable heat insulation structure of the fan body and the construction method thereof overcome the defects of the prior art, the detachable heat insulation structure of the fan body and the construction method thereof are provided, the problem that the heat insulation structure needs to be detached when the upper cover of the fan is detached is solved while the heat insulation requirement of the fan is guaranteed, and the detachable heat insulation structure of the fan body is simple to manufacture, convenient to install, convenient to operate and attractive in overall process.
The technical scheme adopted by the invention for solving the technical problem is as follows:
a detachable heat insulation structure of a fan body is characterized in that a heat insulation nail and a supporting leg are welded on a fan shell, and the top of the supporting leg is positioned above the top of the heat insulation nail; the top of each supporting leg is welded with a cross brace, the heat-insulating nail is sleeved with a heat-insulating material, and the top of the heat-insulating nail is positioned outside the heat-insulating material; the wire netting has been laid to insulation material's outside, the outside of stull is provided with the outer casing, the both ends of outer casing are provided with the scute respectively, and the scute passes through the rivet and is fixed together with the outer casing.
The outer guard plate is a corrugated plate, and the corrugated plate is fixedly connected with the cross brace through self-tapping screws.
The wire netting is processed by galvanized iron wires.
The outer end of heat preservation nail is the form of jag and distributes, the cover is equipped with the elasticity clamp plate on the outside heat preservation nail of wire netting to fix through the jag end of heat preservation nail.
The construction method of the detachable heat insulation structure of the fan body comprises the following steps:
the method comprises the following steps that firstly, the positions of supporting legs and heat-preservation nails are determined by utilizing supporting leg positioning assemblies, wherein each supporting leg positioning assembly consists of a positioning plate, a support column, a displacement hook plate and a scale; a pillar is arranged above each arc-shaped concave hole;
welding two support legs on the fan shell, clamping an arc-shaped concave hole at the left end of the positioning plate on the support leg at the right side, determining the position of a third support leg, repeating the steps until the position of the support leg in the first row at the top of the fan shell is determined, and then welding the support legs on the fan shell in sequence according to marks;
thirdly, clamping the positioning plate on the two support legs, and determining the number of the heat-preservation nails and the distance between the adjacent heat-preservation nails according to the distance between the adjacent support legs; inserting the displacement hook plates into the first rectangular through holes, and adjusting the distance between the displacement hook plates according to the transverse distance between the heat preservation nails;
inserting the scale into a second rectangular through hole in the side face of the displacement hook plate, adjusting the position of the scale according to the longitudinal distance of the heat-preservation nail, and fixing the displacement hook plate and the scale through a bolt, so that the intersection between the scale and the displacement hook plate is the position of the heat-preservation nail, a worker can directly weld the heat-preservation nail on the fan shell, or mark the heat-preservation nail firstly, and then weld the heat-preservation nail according to the mark;
fifthly, sequentially arranging the positions of the first row of heat preservation nails according to the steps in the fourth step;
sixthly, another scale B is found, a hole is formed in one end of the scale B, a hole can be formed in one end of the scale B according to the distance between the support legs which are longitudinally distributed, the hole in the end of the scale B is sleeved on the support legs in the first row, the positions of the support legs which are longitudinally distributed are determined according to marks on the scale B, and then the support legs which are longitudinally distributed are welded according to the marks;
after all the supporting legs are welded, sequentially determining the positions of the rest heat-preservation nails according to the step in the fourth step, and welding the heat-preservation nails;
welding a cross brace made of flat iron at the top of the landing leg after the heat-preservation nail and the landing leg are welded, wherein the cross brace at the position of a fan connecting bolt cannot exceed the position of the landing leg;
ninthly, fixing the heat insulation material by using an elastic pressing sheet, so that the phenomenon of hollowing caused by the infirm combination with the fan shell is avoided, and the heat insulation material is laid to realize the staggered joint at the same layer and the laminated joint at two layers;
after the pavement of the insulation material, the face of the well part is paved with a layer of wire netting, the wire netting is paved to be tightly attached to the insulation material, smooth and firm without bulge, the lap joint is larger than 50mm, the wire netting is hinged firmly by galvanized wires, the surface of the integral insulation layer for visual inspection is seamless and hollow, an elastic pressing sheet is pressed to be fixed and locked by an insulation nail, and the head of the leaked nail is bent upwards by 90 degrees;
⑪, arranging the outer guard plate perpendicular to the cross brace direction, and fixing by self-tapping screws, wherein the distance between the self-tapping screws is not more than 250mm, and the self-tapping screws are kept consistent on the same straight line; mounting an outer guard plate in an overlapping manner, aligning wave crests and wave troughs up and down, and keeping the deviation not more than 2 mm; self-plugging rivets are adopted for seams between the outer guard plates, the spacing is not more than 250mm, and the spacing of the self-plugging rivets is kept consistent;
the first rectangular through hole is located at a position between the two arc-shaped concave holes.
The displacement hook plates are inserted into the first rectangular through holes and fixed together with the positioning plate through bolts, and at least one displacement hook plate is arranged.
The invention has the following positive beneficial effects:
1. the fan upper cover is simple in heat insulation structure and convenient to manufacture, the phenomena that the fan body is disassembled and assembled and the heat insulation structure is disassembled, the environment is polluted, materials are wasted and the like are effectively avoided, and the efficiency of disassembling and assembling the fan upper cover when the fan is overhauled is improved to a great extent.
2. According to the invention, the heat-insulating nail and the supporting leg are constructed by utilizing the supporting leg positioning assembly, so that workers can accurately and quickly position the heat-insulating nail and the supporting leg, the working efficiency is improved, and the construction quality is ensured.
3. The angle plate is fixed on the outer guard plate through the rivet, so that the heat insulation structure and the upper shell of the fan form an integral structure, the heat insulation structure is not required to be independently disassembled and assembled when the upper shell of the fan is opened, but the integral heat insulation structure is disassembled and assembled together with the upper shell of the fan, and the problem that the heat insulation structure is required to be disassembled when the upper cover of the fan is disassembled and assembled is effectively solved.
Description of the drawings:
FIG. 1 is a schematic view of an insulation structure according to the present invention;
FIG. 2 is a schematic structural view of a leg positioning assembly of the present invention;
fig. 3 is a diagram illustrating the use state of the scale B according to the present invention.
The specific implementation mode is as follows:
the invention will be further explained and explained with reference to the drawings, in which:
example (b): referring to fig. 1, a detachable heat preservation structure of a fan body is characterized in that a heat preservation nail 2 and a supporting leg 3 are welded on a fan shell 1, and the top of the supporting leg 3 is positioned above the top of the heat preservation nail 2; the top of the supporting leg 3 is welded with a cross brace 4, the heat-insulating nail 2 is sleeved with a heat-insulating material 5, and the top of the heat-insulating nail 2 is positioned outside the heat-insulating material 5; an iron wire net 6 is laid outside the heat insulation material 5, an outer protection plate 7 is arranged outside the cross brace 4, angle plates 9 are respectively arranged at two ends of the outer protection plate 7, and the angle plates 9 are fixed with the outer protection plate 7 through rivets.
The outer guard plate 7 is a corrugated plate, and the corrugated plate is fixedly connected with the cross brace 4 by self-tapping screws.
The wire netting 6 is made of galvanized iron wires.
The outer end of heat preservation nail 2 is the form of jag and distributes, and the cover is equipped with elastic pressure plate 7 on the outside heat preservation nail 2 of wire netting 6 to fix through the jag end of heat preservation nail 2.
In the above description, a gap exists between the top of the heat-insulating nail 2 and the cross-brace 4.
Example 2: referring to fig. 2, a construction method of a detachable heat insulation structure of a fan body includes the following steps:
firstly, the positions of the supporting legs and the heat-preservation nails are determined by utilizing a supporting leg positioning assembly, wherein the supporting leg positioning assembly consists of a positioning plate 11, a support column 13, a displacement hook plate 15 and a scale 16, arc-shaped concave holes 12 are respectively dug at the positions, corresponding to the supporting legs 3, of the two ends of the bottom of the positioning plate 11, a first rectangular through hole 12 is dug in the top surface of the positioning plate 11, the displacement hook plate 15 is inserted in the first rectangular through hole 12, a second rectangular through hole 17 is dug in the side surface of the vertical plate of the displacement hook plate 15, and the scale 16 is inserted in the second rectangular through hole 17; a support column 13 is respectively arranged above each arc-shaped concave hole 12;
welding two support legs 3 on a fan shell 1, clamping an arc-shaped concave hole 12 at the left end of a positioning plate 11 on the support leg 3 at the right side, determining the position of a third support leg 3, repeating the steps until the position of the first row of support legs 3 at the top of the fan shell is determined, and then welding the support legs 3 on the fan shell in sequence according to marks;
thirdly, clamping the positioning plate 11 on the two supporting legs 3, and determining the number of the heat-preservation nails and the distance between the adjacent heat-preservation nails according to the distance between the adjacent supporting legs; inserting the displacement hook plates 15 into the first rectangular through holes, and adjusting the distance between the displacement hook plates 15 according to the transverse distance between the heat preservation nails;
inserting the scale into a second rectangular through hole in the side face of the displacement hook plate 15, adjusting the position of the scale 16 according to the longitudinal distance of the heat-preservation nail, and fixing the displacement hook plate 15 and the scale 16 through bolts, so that the intersection between the scale and the displacement hook plate 15 is the position of the heat-preservation nail, a worker can directly weld the heat-preservation nail on the fan shell, or mark the heat-preservation nail firstly, and then weld the heat-preservation nail according to the mark;
fifthly, sequentially arranging the first row of heat preservation nails 2 according to the steps in the fourth step;
sixthly, another ruler B18 is found, a hole is formed in one end of the ruler B18, a hole can be formed in one end of the ruler B18 according to the distance between the support legs which are longitudinally distributed, the hole in the end of the ruler B18 is sleeved on the support legs 3 in the first row, the positions of the support legs which are longitudinally distributed are determined according to marks on the ruler B18, and then the support legs which are longitudinally distributed are welded according to the marks;
after the support legs 3 are completely welded, sequentially determining the positions of the rest heat-preservation nails 2 according to the step in the fourth step, and welding the heat-preservation nails;
eighthly, after the heat-preservation nail 2 and the supporting leg 3 are welded, welding a cross brace 4 made of flat iron on the top of the supporting leg 3, wherein the cross brace 4 at the position of a fan connecting bolt does not exceed the position of the supporting leg 3;
ninthly, fixing the heat insulation material 5 by using the elastic pressing sheet 7, so that the phenomenon of hollowing caused by the infirm combination with the fan shell is avoided, and the heat insulation material 5 is laid to realize the staggered joint at the same layer and the laminated joint at two layers;
after the pavement of the front face and the thermal insulation material 5 is finished, a layer of wire netting 6 is paved on the surface of the front face and the thermal insulation material 5, the wire netting 6 is paved to be tightly attached to the thermal insulation material 5, the front face is smooth and firm without bulge, the lap joint is larger than 50mm, the front face is hinged and firm by galvanized wires, the surface of the whole thermal insulation layer is inspected visually, no gap or cavity phenomenon exists, the thermal insulation nail 2 is pressed by an elastic pressing sheet 7 to be fixedly locked, and the head of the leaked nail is bent upwards by 90 degrees;
⑪, arranging the outer guard plate 8 perpendicular to the cross brace 4, and fixing by self-tapping screws, wherein the distance between the self-tapping screws is not more than 250mm, and the self-tapping screws are required to be consistent and are on the same straight line; the outer guard plates 8 are installed in a lap joint mode, wave crests and wave troughs are aligned up and down, and deviation is not larger than 2 mm; self-plugging rivets are adopted for seams between the outer protective plates 8, the distance is not more than 250mm, and the distance between the self-plugging rivets is kept consistent;
the first rectangular through-hole 12 is located at a position between the two arc-shaped concave holes 12.
The displacement hook plates 15 are inserted into the first rectangular through holes 12 and fixed with the positioning plate 11 by bolts, and at least one displacement hook plate 15 is provided.
In the above description, a point is found on a fan shell to serve as a marker post, a support is welded on the point, then the position of a first row of support legs is determined by using a support leg positioning assembly, and a support leg is welded at each mark; after the first row of supporting legs are welded, marking the supporting legs longitudinally distributed below each supporting leg by using a ruler B, and then welding.
In the above description, the positions of the arc-shaped concave holes at the bottom of the positioning plate are consistent with the distance between the adjacent supporting legs which are transversely distributed.
In the above description, there is at least one scale 16, and the number of scales 16 is determined according to the number of the heat preservation nails between the longitudinally distributed legs.
The positioning plate and the scale in the above description can be vertically distributed or annularly distributed, and in any case, the positioning plate and the scale are matched with the external shape of the fan shell.
The fan upper shell is provided with the angle plate, the angle plate is fixed on the outer protecting plate through the rivet, the heat insulation structure and the fan upper shell form an integral structure, the heat insulation structure is not required to be independently disassembled when the fan upper shell is opened, but the integral heat insulation structure is disassembled and assembled together with the fan upper shell, and the fan upper shell is convenient to use, simple to operate and easy to popularize.
Claims (7)
1. The utility model provides a dismantled and assembled insulation construction of fan body which characterized in that: the fan shell (1) is welded with a heat-preservation nail (2) and a supporting leg (3), and the top of the supporting leg (3) is positioned above the top of the heat-preservation nail (2); the top of the supporting leg (3) is welded with a cross brace (4), the heat-insulating nail (2) is sleeved with a heat-insulating material (5), and the top of the heat-insulating nail (2) is positioned outside the heat-insulating material (5); wire netting (6) have been laid to the outside of insulation material (5), the outside of stull (4) is provided with outer casing (7), the both ends of outer casing (7) are provided with scute (9) respectively, and scute (9) are together fixed through rivet and outer casing (7).
2. The detachable heat preservation structure of the blower body according to claim 1, characterized in that: the outer guard plate (7) is a corrugated plate, and the corrugated plate is fixedly connected with the cross brace (4) through self-tapping screws.
3. The detachable heat preservation structure of the blower body according to claim 1, characterized in that: the wire netting (6) is formed by processing galvanized iron wires.
4. The detachable heat preservation structure of the blower body according to claim 1, characterized in that: the outer end of heat preservation nail (2) is the form of jag and distributes, the cover is equipped with elastic pressure plate (7) on the outside heat preservation nail (2) of wire netting (6) to fixed through the jag end of heat preservation nail (2).
5. The construction method of the detachable heat preservation structure of the blower fan body as claimed in any one of claims 1 to 4, characterized by comprising the following steps:
the method comprises the following steps that firstly, the positions of supporting legs and heat-preservation nails are determined by utilizing supporting leg positioning assemblies, wherein each supporting leg positioning assembly consists of a positioning plate (11), a support column (13), a displacement hook plate (15) and a scale (16), arc-shaped concave holes (12) are respectively dug at the positions, corresponding to the supporting legs (3), of the two ends of the bottom of the positioning plate (11), a first rectangular through hole (12) is dug in the top surface of the positioning plate (11), the displacement hook plate (15) is inserted in the first rectangular through hole (12), a second rectangular through hole (17) is dug in the side surface of the vertical plate of the displacement hook plate (15), and the scale (16) is inserted in the second rectangular through hole (17); a support column (13) is respectively arranged above each arc-shaped concave hole (12);
welding two supporting legs (3) on a fan shell (1), clamping an arc-shaped concave hole (12) at the left end of a positioning plate (11) on the supporting leg (3) at the right side, determining the position of a third supporting leg (3), repeating the steps until the position of the first row of supporting legs (3) at the top of the fan shell is determined, and then welding the supporting legs (3) on the fan shell in sequence according to marks;
thirdly, clamping the positioning plate (11) on the two supporting legs (3), and determining the number of the heat-preservation nails and the distance between the adjacent heat-preservation nails according to the distance between the adjacent supporting legs; inserting the displacement hook plates (15) into the first rectangular through holes, and adjusting the distance between the displacement hook plates (15) according to the transverse distance between the heat preservation nails;
inserting the scale into a second rectangular through hole in the side face of the displacement hook plate (15), adjusting the position of the scale (16) according to the longitudinal distance of the heat-preservation nail, and fixing the displacement hook plate (15) and the scale (16) through a bolt, so that the intersection between the scale and the displacement hook plate (15) is the position of the heat-preservation nail, a worker can directly weld the heat-preservation nail on the fan shell or mark the heat-preservation nail first, and then weld the heat-preservation nail according to the mark;
fifthly, sequentially arranging the first row of heat preservation nails (2) according to the steps in the fourth step;
sixthly, another scale B (18) is found, a hole is formed in one end of the scale B (18), a hole can be formed in one end of the scale B according to the distance between the support legs which are longitudinally distributed, the hole in the end of the scale B (18) is sleeved on the support legs (3) in the first row, the positions of the support legs which are longitudinally distributed are determined according to marks on the scale B (18), and then the support legs which are longitudinally distributed are welded according to the marks;
after all the supporting legs (3) are welded, sequentially determining the positions of the rest heat-preservation nails (2) according to the step (IV), and welding the heat-preservation nails;
eighthly, after the heat-preservation nail (2) and the supporting leg (3) are welded, a cross brace (4) made of flat iron is welded at the top of the supporting leg (3), and the cross brace (4) at the position of a fan connecting bolt cannot exceed the position of the supporting leg (3);
ninthly, fixing the heat insulation material (5) by using an elastic pressing sheet (7), so that the phenomenon of hollowing caused by the infirm combination with the fan shell is avoided, and the heat insulation material (5) is laid to realize the staggered joint at the same layer and the laminated joint at two layers;
after the pavement of the insulation material (5) and the salt (R) is finished, laying a layer of wire netting (6) on the surface of the insulation material (5), wherein the wire netting (6) is laid to be tightly attached to the insulation material (5), flat and firm without bulge, the lap joint is larger than 50mm, the wire netting is hinged and firm by using galvanized wires, the surface of the integral insulation layer is inspected to have no gap or cavity phenomenon, an elastic pressing sheet (7) is pressed on the insulation nail (2) for fixing and locking, and the head of the leaked nail is bent upwards by 90 degrees;
⑪, the outer guard board (8) is arranged perpendicular to the direction of the cross brace (4) and fixed by self-tapping screws, the distance between the self-tapping screws is not more than 250mm and is kept consistent on the same straight line; an outer guard plate (8) is installed in a lap joint mode, wave crests and wave troughs are aligned up and down, and deviation is not larger than 2 mm; self-plugging rivets are adopted for seams between the outer guard plates (8), the distance is not more than 250mm, and the distance of the self-plugging rivets is kept consistent.
6. The construction method of the detachable heat insulation structure of the fan body according to claim 5, characterized in that: the first rectangular through hole (12) is located between the two arc-shaped concave holes (12).
7. The construction method of the detachable heat insulation structure of the fan body according to claim 5, characterized in that: the displacement hook plates (15) are inserted into the first rectangular through holes (12) and fixed with the positioning plate (11) through bolts, and at least one displacement hook plate (15) is arranged.
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH062875A (en) * | 1992-06-22 | 1994-01-11 | Toupure Kk | Fan |
WO2006090564A1 (en) * | 2005-02-24 | 2006-08-31 | Mitsubishi Denki Kabushiki Kaisha | Ceiling embedded air conditioner |
CN202811541U (en) * | 2012-09-02 | 2013-03-20 | 湖北省风机厂有限公司 | Heat insulation device of large ventilation machine shell |
CN203655722U (en) * | 2013-12-27 | 2014-06-18 | 广州市耀安实业发展有限公司 | Silencing panel of draught fan |
CN104389799A (en) * | 2014-11-20 | 2015-03-04 | 国家电网公司 | Multifunctional wind shielding protection plate for emergency exhaust fan of transformer substation |
CN110185233A (en) * | 2019-06-24 | 2019-08-30 | 中建二局第三建筑工程有限公司 | Heat insulation structure of rectangular air pipe and construction method thereof |
CN210050110U (en) * | 2019-05-08 | 2020-02-11 | 中国电建集团河南工程有限公司 | Detachable boiler fan cover box cladding device that gives sound insulation |
CN211039165U (en) * | 2019-11-08 | 2020-07-17 | 重庆通用工业(集团)有限责任公司 | Sound-insulation and heat-preservation device and fan sound-insulation and heat-preservation equipment |
-
2021
- 2021-11-09 CN CN202111322431.6A patent/CN114233655B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH062875A (en) * | 1992-06-22 | 1994-01-11 | Toupure Kk | Fan |
WO2006090564A1 (en) * | 2005-02-24 | 2006-08-31 | Mitsubishi Denki Kabushiki Kaisha | Ceiling embedded air conditioner |
CN202811541U (en) * | 2012-09-02 | 2013-03-20 | 湖北省风机厂有限公司 | Heat insulation device of large ventilation machine shell |
CN203655722U (en) * | 2013-12-27 | 2014-06-18 | 广州市耀安实业发展有限公司 | Silencing panel of draught fan |
CN104389799A (en) * | 2014-11-20 | 2015-03-04 | 国家电网公司 | Multifunctional wind shielding protection plate for emergency exhaust fan of transformer substation |
CN210050110U (en) * | 2019-05-08 | 2020-02-11 | 中国电建集团河南工程有限公司 | Detachable boiler fan cover box cladding device that gives sound insulation |
CN110185233A (en) * | 2019-06-24 | 2019-08-30 | 中建二局第三建筑工程有限公司 | Heat insulation structure of rectangular air pipe and construction method thereof |
CN211039165U (en) * | 2019-11-08 | 2020-07-17 | 重庆通用工业(集团)有限责任公司 | Sound-insulation and heat-preservation device and fan sound-insulation and heat-preservation equipment |
Non-Patent Citations (2)
Title |
---|
刘俊等: "暖通工程施工安装质量管理研究", 科技展望, 10 August 2015 (2015-08-10), pages 175 * |
李峥嵘等: "《空调通风工程识图与施工》", vol. 1, 31 May 2020, 华中科学技术大学出版社, pages: 244 - 245 * |
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