CN107939256B - Light sound insulation rolling shutter door of transformer substation - Google Patents
Light sound insulation rolling shutter door of transformer substation Download PDFInfo
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- CN107939256B CN107939256B CN201711228225.2A CN201711228225A CN107939256B CN 107939256 B CN107939256 B CN 107939256B CN 201711228225 A CN201711228225 A CN 201711228225A CN 107939256 B CN107939256 B CN 107939256B
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- sound insulation
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- light sound
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- curtain
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
- E06B5/20—Doors, windows, or like closures for special purposes; Border constructions therefor for insulation against noise
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/08—Roll-type closures
- E06B9/11—Roller shutters
- E06B9/15—Roller shutters with closing members formed of slats or the like
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
- E06B9/68—Operating devices or mechanisms, e.g. with electric drive
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B9/02—Shutters, movable grilles, or other safety closing devices, e.g. against burglary
- E06B9/08—Roll-type closures
- E06B9/11—Roller shutters
- E06B9/15—Roller shutters with closing members formed of slats or the like
- E06B2009/1505—Slat details
Abstract
The invention discloses a light sound insulation rolling shutter door of a transformer substation, which comprises a light sound insulation curtain surface, a rolling shutter driving assembly and a top sealing box body, wherein the rolling shutter driving assembly comprises a rolling shaft and a rolling shutter machine for driving the rolling shaft to rotate, the light sound insulation curtain surface is wound on the rolling shaft, the light sound insulation curtain surface and the rolling shutter driving assembly are both arranged in the top sealing box body, rolling shutter guide rails which can be matched with the light sound insulation curtain surface are arranged at two ends of the light sound insulation curtain surface, and the light sound insulation curtain surface comprises a rubber and plastic sound insulation core layer and a fireproof and waterproof surface layer arranged on the outer side of the rubber and plastic sound insulation core layer. The invention has the advantages of light weight, good sound insulation performance and convenient disassembly.
Description
Technical Field
The invention relates to the technical field of environmental engineering, in particular to a lightweight sound insulation rolling shutter door of a transformer substation.
Background
With the development of socioeconomic performance and the increase of urban population density, noise pollution of transformer substations is increasingly concerned by the public. Noise reduction facilities such as sound barriers and sound insulation covers are the most commonly used and effective technical means in noise pollution treatment. However, the noise reduction devices such as the sound barrier, the sound insulation door and the sound absorption module commonly used at present have the problems of long power failure installation time, inconvenient maintenance of main equipment and the like. Therefore, the light-weight sound insulation and absorption device which is convenient to disassemble is required to be developed, so that the power failure operation time is greatly reduced, and the influence on the maintenance operation of the main equipment is reduced.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the prior art and providing the light sound-insulation rolling shutter door of the transformer substation, which has the advantages of light weight, good sound insulation performance and convenience in disassembly.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a light sound insulation rolling slats door of transformer substation, includes light sound insulation curtain face, rolling slats drive assembly and top seal box, rolling slats drive assembly includes spool and drive spool pivoted rolling slats machine, light sound insulation curtain face winds on the spool, light sound insulation curtain face and rolling slats drive assembly all set up in top seal box, light sound insulation curtain face both ends are equipped with can with light sound insulation curtain face complex rolling slats guide rail, light sound insulation curtain face includes rubber and plastic sound insulation sandwich layer and locates the fire prevention waterproof surface layer in the rubber and plastic sound insulation sandwich layer outside.
As a further improvement of the above technical scheme:
the extending end of the light sound insulation curtain surface is fixedly connected with a movable bottom seal, and the movable bottom seal comprises a metal structure inner layer and a rubber outer layer.
The extending end of the light sound insulation curtain surface is inserted into the movable bottom seal and locked by a bolt.
The fixed bottom seal which can be matched with the extending end of the light sound insulation curtain surface is arranged below the top seal box body, and the structure of the fixed bottom seal is the same as that of the movable bottom seal.
The light sound insulation curtain face is provided with a reinforcing rib assembly, the reinforcing rib assembly comprises two metal strips and a fastening bolt, and the two metal strips are clamped on the outer side of the light sound insulation curtain face and are fastened on the light sound insulation curtain face through the fastening bolt.
The reinforcing rib components are arranged in a plurality of groups, and the reinforcing rib components are transversely and uniformly arranged on the light sound insulation curtain surface.
And a curtain rolling machine controller for controlling the opening and closing of the curtain rolling machine is also arranged in the top sealing box body.
The rubber and plastic sound insulation core layer is made of flexible sound insulation materials, and the flexible sound insulation materials comprise the following components in parts by weight: 25-40 parts of rubber, 15-25 parts of plastic, 5-10 parts of reinforcing fiber, 5-15 parts of heavy powder, 10-20 parts of plasticizer, 1-2 parts of heat stabilizer, 1-2 parts of accelerator, 1-2 parts of vulcanizing agent and 1-2 parts of coupling agent.
The flexible sound insulation material is characterized in that the reinforcing fiber is one or more of aluminum fiber, carbon fiber, polyester fiber and silicate fiber.
The flexible sound insulation material is characterized in that the heavy powder is one or more of superfine graphene powder, superfine aluminum oxide powder and superfine metal powder; the particle size of the heavy powder is 100 nm-100 mu m.
The flexible sound insulation material, preferably, further comprises: 1-2 parts of bactericide.
The flexible sound insulation material is preferably one or more of fluororubber, nitrile rubber and chloroprene rubber; the plastic is one or more of polycarbonate, polyvinyl chloride, polyethylene, polystyrene, polypropylene and polyurethane.
The flexible sound insulation material is preferably one of dibutyl phthalate, dioctyl phthalate and dioctyl adipate; the heat stabilizer is one of calcium zinc powder, organic tin and organic antimony; the accelerator is one of dibenzothiazyl disulfide, N-cyclohexyl-2-benzothiazole sulfenamide and tetramethyl thiuram disulfide; the vulcanizing agent is selected from one or more of sublimed sulfur, zinc oxide and magnesium oxide; the coupling agent is one of a chromium complex coupling agent, a silane coupling agent and a titanate coupling agent.
The flexible sound insulation material is characterized in that the antibacterial agent is one of nano silver, silver-loaded phosphate and tetrachloro-benzene dinitrile.
The invention also provides a preparation method of the flexible sound insulation material, which comprises the following steps:
(1) Firstly, placing rubber, plastic, plasticizer and heat stabilizer into an open mill, mixing for 1-5 min at the temperature of 120-180 ℃ and the rotating speed of 10-30 r/min, then adding reinforcing fiber, heavy powder and coupling agent, keeping the temperature and the rotating speed unchanged, mixing for 2-10 min, and cooling to the room temperature to obtain premix;
(2) Adding an accelerator and a vulcanizing agent into the premix obtained in the step (1), mixing for 2-10 min at the temperature of 30-90 ℃ and the rotating speed of 10-30 r/min, standing for 12-36 h at room temperature, continuing mixing for 2-10 min at the rotating speed of 10-30 r/min, and finally, placing on a flat vulcanizing machine for compression molding, wherein the compression molding temperature is 120-180 ℃, the pressure is 5-15 MPa, and the time is 10-30 min, and cooling at room temperature to obtain the flexible sound insulation material.
In the preparation method of the flexible sound insulation material, preferably, in the step (2), an antibacterial agent is added into the premix.
As a further improvement of the above technical scheme:
the rubber and plastic sound insulation core layer is made of a flame-retardant flexible sound insulation material, and the flame-retardant flexible sound insulation material comprises the following components in parts by weight: 25-40 parts of halogen-free rubber, 15-25 parts of halogen-free plastic, 2-10 parts of reinforcing fiber, 5-15 parts of heavy powder, 10-20 parts of plasticizer, 5-10 parts of flame retardant, 1-2 parts of stabilizer, 1-2 parts of accelerator, 1-2 parts of vulcanizing agent and 1-2 parts of coupling agent.
The flame-retardant flexible sound insulation material is characterized in that the reinforcing fiber is one or more of aluminum fiber, carbon fiber, polyester fiber and silicate fiber.
The flame-retardant flexible sound insulation material is characterized in that the heavy powder is one or more of superfine graphene powder, superfine aluminum oxide powder and superfine iron powder; the particle size of the heavy powder is 100 nm-100 mu m.
The flame-retardant flexible sound insulation material, preferably, further comprises: 1-2 parts of bactericide.
The flame-retardant flexible sound insulation material is characterized in that the halogen-free rubber is one or more of silicone rubber, butadiene rubber and ethylene propylene diene monomer rubber; the halogen-free plastic is one or more of polycarbonate, polypropylene, polyethylene and polyurethane.
The flame-retardant flexible sound insulation material is characterized in that the plasticizer is preferably one of dibutyl phthalate, dioctyl phthalate and dioctyl adipate; the flame retardant is one or more of aluminum hydroxide, magnesium hydroxide and zinc borate; the stabilizer is one of calcium zinc powder, organic tin and organic antimony; the accelerator is one of dibenzothiazyl disulfide, N-cyclohexyl-2-benzothiazole sulfenamide and tetramethyl thiuram disulfide; the vulcanizing agent is one or more of sublimed sulfur, zinc oxide and magnesium oxide; the coupling agent is one of a chromium complex coupling agent, a silane coupling agent and a titanate coupling agent.
The flame-retardant flexible sound insulation material is characterized in that the antibacterial agent is one of nano silver, silver-loaded phosphate and tetrachloro-benzene dinitrile.
The invention also provides a preparation method of the flame-retardant flexible sound insulation material, which comprises the following steps:
(1) Firstly, placing halogen-free rubber, halogen-free plastic, plasticizing agent and stabilizing agent into an open mill, mixing for 1-5 min at the temperature of 120-180 ℃ and the rotating speed of 10-30 r/min, then adding reinforcing fiber, heavy powder, flame retardant and coupling agent, keeping the temperature and the rotating speed unchanged, mixing for 2-10 min, and cooling to room temperature to obtain premix;
(2) Adding an accelerator and a vulcanizing agent into the premix obtained in the step (1), mixing for 2-10 min at the temperature of 30-90 ℃ and the rotating speed of 10-30 r/min, standing for 12-36 h at room temperature, continuing mixing for 2-10 min at the rotating speed of 10-30 r/min, and finally, placing on a flat vulcanizing machine for compression molding, wherein the compression molding temperature is 120-180 ℃, the pressure is 5-15 MPa, and the time is 10-30 min, and cooling at room temperature to obtain the flame-retardant flexible sound insulation material.
In the preparation method of the flame-retardant flexible sound insulation material, preferably, in the step (2), an antibacterial agent is added into the premix.
The innovation of the invention is that:
the sound insulation of a homogeneous material obeys the "law of mass", i.e. the greater the density the greater the sound insulation. On the basis of the mixed material of the nitrile rubber and the polyvinyl chloride, the invention not only can increase the density of the material, but also can form the acoustic reflection of multiple layers of different interfaces by adding the reinforcing fibers (such as aluminum fibers, carbon fibers, polyester fibers, silicate fibers and the like) and the heavy powder (such as graphene, aluminum oxide, iron powder and the like), and the consumption of acoustic energy is increased, so that the sound insulation capacity of the material can be effectively improved, and the 'quality law' is broken through. Meanwhile, due to the addition of the reinforcing fibers, the compressive and tensile properties of the material are improved through the crosslinked network structure formed by the reinforcing fibers.
Compared with the prior art, the invention has the advantages that:
the light sound insulation rolling shutter door of the transformer substation is light in sound insulation curtain surface, so that the weight of the top sealing box body is light when the light sound insulation rolling shutter door is packaged in the top sealing box body, and the light sound insulation curtain surface, the scroll and the rolling shutter machine can be easily fixed on the mounting structure; when the roller shutter guide rail and the top sealing box body are dismounted, the roller shutter guide rail and the top sealing box body can be quickly dismounted; the light sound insulation curtain comprises a rubber and plastic sound insulation core layer and a fireproof waterproof surface layer arranged on the outer side of the rubber and plastic sound insulation core layer, and has the advantages of light weight and good sound insulation performance.
Furthermore, the sound insulation curtain surface adopts the flexible sound insulation material, the rubber and plastic blend is used as a composite matrix, the fiber reinforcing agent and the heavy powder are used as auxiliary fillers to improve the sound energy consumption, and the plasticizing agent, the heat stabilizer, the accelerator, the vulcanizing agent, the coupling agent and the bactericide are used as main auxiliary agents; meanwhile, the flame retardant and ageing resistant composite material also has the advantages of flame retardance, good ageing resistance, good compression resistance, good tensile resistance and the like.
Further, the sound insulation curtain surface adopts the flame-retardant flexible sound insulation material, the halogen-free rubber and plastic blend is used as a composite matrix, the fiber reinforcing agent and the modifier are used as auxiliary fillers, and the flame retardant, the plasticizer, the stabilizer, the accelerator, the vulcanizing agent, the coupling agent and the bactericide are used as main auxiliary agents.
Drawings
Fig. 1 is a schematic diagram of the front view structure of embodiment 1 of the present invention.
Fig. 2 is a schematic side view of embodiment 1 of the present invention.
Fig. 3 is a schematic view of the structure of a lightweight sound insulation curtain according to embodiment 1 of the present invention.
The reference numerals in the drawings denote:
1. light sound insulation curtain surface; 2. a roller shutter drive assembly; 21. a reel; 22. a curtain rolling machine; 3. top sealing the box body; 4. a roller shutter guide rail; 5. a movable bottom seal; 51. an inner layer of a metal structure; 52. a rubber outer layer; 6. a mounting structure; 7. a stiffener assembly; 71. a metal strip; 72. a fastening bolt; 8. a shade roller controller; 9. the button is operated.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples of the specification.
Example 1
As shown in fig. 1 to 3, the light sound insulation rolling shutter door of the transformer substation of the embodiment comprises a light sound insulation curtain surface 1, a rolling shutter driving assembly 2 and a top sealing box body 3, wherein the rolling shutter driving assembly 2 comprises a rolling shaft 21 and a rolling shutter machine 22 for driving the rolling shaft 21 to rotate, the light sound insulation curtain surface 1 is wound on the rolling shaft 21, the light sound insulation curtain surface 1 and the rolling shutter driving assembly 2 are both arranged in the top sealing box body 3, rolling shutter guide rails 4 which can be matched with the light sound insulation curtain surface 1 are arranged at two ends of the light sound insulation curtain surface 1, and the light sound insulation curtain surface 1 comprises a rubber and plastic sound insulation core layer and a fireproof and waterproof surface layer arranged on the outer side of the rubber and plastic sound insulation core layer.
In the embodiment, the light sound insulation curtain surface 1 is rolled on the scroll 21, the scroll 21 controls the rotation direction by the curtain rolling machine 22, the light sound insulation curtain surface 1 is positively rotated to be opened, the light sound insulation curtain surface 1 is reversely rotated to be retracted, and the rolling curtain guide rails 4 (side guide rails) are arranged on two sides of the top sealing box body 3; the whole system forms a sealed sound insulation surface by the light sound insulation curtain surface 1, the two lateral rolling curtain guide rails 4 and the top sealing box body 3, and can be arranged at the door of the main transformer room of the indoor transformer substation or at the sound barrier in front of the main transformer of the outdoor transformer substation, thereby being convenient for the entrance and exit of the transformer during maintenance. The sound insulation curtain surface adopted by the structure is light, so that when the sound insulation curtain surface is packaged in the top sealing box body 3, the weight of the top sealing box body 3 is light, the sound insulation curtain surface 1, the scroll 21 and the curtain rolling machine 22 can be easily fixed on the mounting structure 6, and as the light sound insulation curtain surface 1, the scroll 21 and the curtain rolling machine 22 are completely packaged in the top sealing box body 3, namely, the whole system has only two parts, namely, the top sealing box body 3 and the curtain rolling guide rail 4, and when the sound insulation curtain is mounted, the curtain rolling guide rail 4 and the top sealing box body 3 are only required to be fixed, so that the quick mounting is realized; and the roller shutter guide rail 4 and the top seal box body 3 are dismounted when the roller shutter is dismounted, so that the quick dismounting can be realized. The light sound insulation curtain surface 1 comprises a rubber and plastic sound insulation core layer and a fireproof waterproof surface layer arranged on the outer side of the rubber and plastic sound insulation core layer, and has the advantages of light weight and good sound insulation performance.
In this embodiment, the output shaft of the curtain roller 22 transmits power to the spool 21 through a belt or chain.
In this embodiment, the extending end of the light sound insulation curtain surface 1 is fixedly connected with a movable bottom seal 5, the movable bottom seal 5 comprises an inner metal structure layer 51 and an outer rubber layer 52, and the extending end of the light sound insulation curtain surface 1 is inserted into the movable bottom seal 5 and locked by a bolt. The movable bottom seal 5 is fixedly connected with the light sound insulation curtain surface 1, and moves along with the movement of the light sound insulation curtain surface 1, so that the bottom of the light sound insulation curtain surface 1 is quickly sealed when being opened. The light sound insulation curtain surface 1, the movable bottom seal 5, the rolling curtain guide rail 4 and the top seal box body 3 form an integral sealing sound insulation surface. The rubber outer layer 52 reduces vibration and wear of the movable bottom seal 5 when it contacts the ground.
In addition to the present embodiment, a fixed bottom seal (not shown in the figure) that can be matched with the extending end of the light sound insulation curtain surface 1 is arranged below the top seal box body 3, and the structure of the fixed bottom seal is the same as that of the movable bottom seal 5. The fixed bottom seal is fixed on the ground below the top seal box body 3, and the light sound insulation curtain surface 1 is inserted into the fixed bottom seal to realize sealing when being opened.
In this embodiment, the light sound insulation curtain surface 1 is provided with a reinforcing rib assembly 7, the reinforcing rib assembly 7 comprises two metal strips 71 and a fastening bolt 72, and the two metal strips 71 are clamped on the outer side of the light sound insulation curtain surface 1 and fastened on the light sound insulation curtain surface 1 through the fastening bolt 72. The reinforcing rib assemblies 7 are arranged into a plurality of groups, and the reinforcing rib assemblies 7 are transversely and uniformly arranged on the light sound insulation curtain surface 1.
In this embodiment, a shutter controller 8 for controlling the shutter 22 to open and close is further provided in the top seal case 3. An operation button 9 connected with a curtain rolling machine controller 8 is arranged outside the top seal box body 3. The shutter controller 8 controls the opening and closing of the shutter 22, and the fast and slow speeds by feeding back a signal to the shutter controller 8 through the operation button 9.
In this embodiment, the light sound insulation curtain surface 4 comprises a rubber and plastic sound insulation core layer and a fireproof waterproof surface layer arranged on the outer side of the rubber and plastic sound insulation core layer. The fireproof and waterproof surface layer is a glass fiber aluminum foil cloth surface layer. The rubber and plastic sound insulation core layer is made of flexible sound insulation materials. The embodiment provides a preparation method of a flexible sound insulation material, which comprises the following steps:
(1) Weighing the following raw materials in parts by weight: 30 parts of nitrile rubber, 20 parts of polyvinyl chloride, 10 parts of carbon fiber, 15 parts of nano graphene powder (200 nm), 15 parts of dioctyl adipate, 2 parts of calcium zinc powder, 2 parts of dibenzothiazyl disulfide, 2 parts of sublimed sulfur, 2 parts of silane coupling agent (KH 570) and 2 parts of nano silver.
(2) And (3) vulcanization pretreatment: firstly, putting nitrile rubber, polyvinyl chloride, dioctyl adipate, calcium zinc powder into an open mill (the temperature is 160 ℃ and the speed is 20 r/min) for kneading for 2min, then adding carbon fiber, nano graphene and silane coupling agent, and continuing kneading for 5min.
(3) And (3) vulcanization treatment: after the mixed material is cooled to room temperature, adding sublimed sulfur, dibenzothiazyl disulfide and nano silver according to corresponding proportion in an open mill (the temperature is 60 ℃ and the speed is 20 r/min), and kneading for 5min; after 24h at room temperature, kneading for 5min in an open mill (at room temperature and speed of 20 r/min), and then molding in a press (at 160 ℃ C. And pressure of 10 MPa) for 15min.
(4) And (3) vulcanization post-treatment: and taking out the sample, cooling for 24 hours at room temperature, and finally cutting the obtained flexible sound insulation sheet into the required size for use.
The performance parameters for a sample thickness of 1.5mm are shown in Table 1.
Table 1 table of properties of the flexible sound insulation material prepared in example 1
Example 2:
this embodiment is substantially the same as embodiment 1, except that:
the embodiment provides another preparation method of the flexible sound insulation material, which comprises the following steps:
(1) Weighing the following raw materials in parts by weight: 35 parts of nitrile rubber, 20 parts of polyvinyl chloride, 5 parts of aluminum fibers, 15 parts of superfine metal iron powder (2 um), 15 parts of dioctyl phthalate, 2 parts of organic antimony, 2 parts of dibenzothiazyl disulfide, 2 parts of sublimed sulfur, 2 parts of a silane coupling agent (KH 570) and 2 parts of nano silver.
(2) And (3) vulcanization pretreatment: firstly, putting nitrile rubber, polyvinyl chloride, dioctyl phthalate and organic antimony into an open mill (the temperature is 160 ℃ and the speed is 20 r/min) for kneading for 2min, then adding aluminum fibers, superfine metal iron powder and a silane coupling agent, and continuing kneading for 5min.
(3) And (3) vulcanization treatment: after the mixed material is cooled to room temperature, adding sublimed sulfur, dibenzothiazyl disulfide and nano silver according to corresponding proportion in an open mill (the temperature is 60 ℃ and the speed is 20 r/min), and kneading for 5min; after 24h at room temperature, kneading for 5min in an open mill (at room temperature and speed of 20 r/min), and then molding in a press (at 160 ℃ C. And pressure of 10 MPa) for 15min.
(4) And (3) vulcanization post-treatment: and taking out the sample, cooling for 24 hours at room temperature, and finally cutting the obtained flexible sound insulation sheet into the required size for use.
The performance parameters at a sample thickness of 1.0mm are shown in Table 2.
Table 2 table of properties of the flexible sound insulation material prepared in example 2
Example 3:
this embodiment is substantially the same as embodiment 1, except that:
the embodiment provides a third preparation method of the flexible sound insulation material, which comprises the following steps:
(1) Weighing the following raw materials in parts by weight: 35 parts of nitrile rubber, 15 parts of polyurethane, 10 parts of aluminum fiber, 15 parts of nano graphene powder (200 nm), 15 parts of dioctyl adipate, 2 parts of calcium zinc powder, 2 parts of dibenzothiazyl disulfide, 2 parts of sublimed sulfur, 2 parts of silane coupling agent (KH 570) and 2 parts of nano silver.
(2) And (3) vulcanization pretreatment: firstly, putting nitrile rubber, polyurethane, dioctyl adipate, calcium zinc powder into an open mill (the temperature is 160 ℃ and the speed is 20 r/min) for kneading for 2min, then adding aluminum fiber, nano graphene powder and silane coupling agent, and continuing kneading for 5min.
(3) And (3) vulcanization treatment: after the mixed material is cooled to room temperature, adding sublimed sulfur, dibenzothiazyl disulfide and nano silver according to corresponding proportion in an open mill (the temperature is 60 ℃ and the speed is 20 r/min), and kneading for 5min; after 24h at room temperature, kneading for 5min in an open mill (at room temperature and speed of 20 r/min), and then molding in a press (at 160 ℃ C. And pressure of 10 MPa) for 15min.
(4) And (3) vulcanization post-treatment: and taking out the sample, cooling for 24 hours at room temperature, and finally cutting the obtained flexible sound insulation sheet into the required size for use.
The performance parameters for the 1.0mm sample are shown in the following table.
Table 3 table of properties of flexible sound insulation material prepared in example 3
Example 4:
this embodiment is substantially the same as embodiment 1, except that:
in this embodiment, the rubber and plastic sound insulation core layer is a flame-retardant flexible sound insulation material, and this embodiment provides a preparation method of the flame-retardant flexible sound insulation material, which includes the following steps:
(1) Weighing the following raw materials in parts by weight: 30 parts of ethylene propylene diene monomer, 20 parts of polypropylene, 5 parts of carbon fiber, 15 parts of superfine metal iron powder (2 mu m), 15 parts of dioctyl adipate, 5 parts of aluminum hydroxide, 2 parts of calcium zinc powder, 2 parts of dibenzothiazyl disulfide, 2 parts of sublimed sulfur, 2 parts of silane coupling agent (KH 570) and 2 parts of nano silver.
(2) And (3) vulcanization pretreatment: ethylene propylene diene monomer, polypropylene, dioctyl adipate, calcium zinc powder are put into an open mill (the temperature is 160 ℃ and the speed is 20 r/min) and kneaded for 2min, and then carbon fiber, superfine metal iron powder, aluminum hydroxide and silane coupling agent (KH 570) are added and kneaded for 5min.
(3) And (3) vulcanization treatment: after the mixed material is cooled to room temperature, adding sublimed sulfur, dibenzothiazyl disulfide and nano silver according to corresponding proportion in an open mill (the temperature is 60 ℃ and the speed is 20 r/min), and kneading for 5min; after 24h at room temperature, kneading for 5min in an open mill (at room temperature and speed of 20 r/min), and then molding in a press (at 160 ℃ C. And pressure of 10 MPa) for 15min.
(4) And (3) vulcanization post-treatment: the sample was removed, cooled at room temperature for 24 hours, and finally the resulting sheet was cut to the desired size for use.
The performance parameters at a sample thickness of 1.5mm are shown in Table 4.
Table 4 table of properties of flame retardant flexible sound insulation material prepared in example 4 with a thickness of 1.5mm
Example 5:
this embodiment is substantially the same as embodiment 4, except that:
the embodiment provides a second preparation method of the flame-retardant flexible sound insulation material, which comprises the following steps:
(1) Weighing the following raw materials in parts by weight: 35 parts of ethylene propylene diene monomer, 20 parts of polypropylene, 5 parts of aluminum fibers, 10 parts of superfine metal iron powder (2 mu m), 15 parts of dioctyl phthalate, 5 parts of aluminum hydroxide, 2 parts of organic antimony, 2 parts of dibenzothiazyl disulfide, 2 parts of sublimed sulfur, 2 parts of a silane coupling agent (KH 570) and 2 parts of nano silver.
(2) And (3) vulcanization pretreatment: ethylene propylene diene monomer, polypropylene, dioctyl phthalate and organic antimony are put into an open mill (the temperature is 160 ℃ and the speed is 20 r/min) and kneaded for 2min, and then aluminum fiber, superfine metal iron powder, aluminum hydroxide and silane coupling agent (KH 570) are added and kneaded for 5min.
(3) And (3) vulcanization treatment: after the mixed material is cooled to room temperature, adding sublimed sulfur, dibenzothiazyl disulfide and nano silver according to corresponding proportion in an open mill (the temperature is 60 ℃ and the speed is 20 r/min), and kneading for 5min; after 24h at room temperature, kneading for 5min in an open mill (at room temperature and speed of 20 r/min), and then molding in a press (at 160 ℃ C. And pressure of 10 MPa) for 15min.
(4) And (3) vulcanization post-treatment: and taking out the sample, cooling for 24 hours at room temperature, and finally cutting the obtained flame-retardant flexible sound insulation sheet into the required size for use.
The performance parameters at a sample thickness of 1.0mm are shown in Table 5.
TABLE 5 Performance sheet of flame retardant flexible sound insulation material with thickness of 1.0mm prepared in example 5
Example 6:
this embodiment is substantially the same as embodiment 4, except that:
the embodiment provides a third preparation method of the flame-retardant flexible sound insulation material, which comprises the following steps:
(1) Weighing the following raw materials in parts by weight: 35 parts of butadiene rubber, 15 parts of polyurethane, 5 parts of aluminum fibers, 15 parts of superfine graphene powder (200 nm), 15 parts of dioctyl adipate, 5 parts of zinc borate, 2 parts of calcium zinc powder, 2 parts of dibenzothiazyl disulfide, 2 parts of sublimed sulfur, 2 parts of a silane coupling agent (KH 570) and 2 parts of nano silver.
(2) And (3) vulcanization pretreatment: firstly, putting butadiene rubber, polyurethane, dioctyl adipate, calcium zinc powder into an open mill (the temperature is 160 ℃ and the speed is 20 r/min) for kneading for 2min, then adding aluminum fiber, superfine graphene powder and chromium complex coupling agent, and continuing kneading for 5min.
(3) And (3) vulcanization treatment: after the mixed material is cooled to room temperature, adding sublimed sulfur, dibenzothiazyl disulfide and nano silver according to corresponding proportion in an open mill (the temperature is 60 ℃ and the speed is 20 r/min), and kneading for 5min; after 24h at room temperature, kneading for 5min in an open mill (at room temperature and speed of 20 r/min), and then molding in a press (at 160 ℃ C. And pressure of 10 MPa) for 15min.
(4) And (3) vulcanization post-treatment: and taking out the sample, cooling for 24 hours at room temperature, and finally cutting the obtained flame-retardant flexible sound insulation sheet into the required size for use.
The performance parameters at a sample thickness of 1.0mm are shown in Table 6.
TABLE 6 Performance sheet of flame retardant flexible sound insulation material with thickness of 1.0mm prepared in example 6
While the invention has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the invention. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention shall fall within the scope of the technical solution of the present invention.
Claims (8)
1. A light sound insulation rolling shutter door of transformer substation, its characterized in that: including light sound insulation curtain face (1), rolling up curtain drive assembly (2) and top seal box (3), rolling up curtain drive assembly (2) including spool (21) and drive spool (21) pivoted rolling up curtain machine (22), light sound insulation curtain face (1) are coiled on spool (21), light sound insulation curtain face (1) and rolling up curtain drive assembly (2) all set up in top seal box (3), light sound insulation curtain face (1) both ends are equipped with can with light sound insulation curtain face (1) complex rolling up curtain guide rail (4), light sound insulation curtain face (1) include rubber and plastic sound insulation sandwich layer and locate the fire prevention waterproof facing in the rubber and plastic sound insulation sandwich layer outside, the rubber and plastic sound insulation sandwich layer is flexible sound insulation material, flexible sound insulation material includes following weight portion's component: 25-40 parts of rubber, 15-25 parts of plastic, 5-10 parts of reinforcing fiber, 5-15 parts of heavy powder, 10-20 parts of plasticizer, 1-2 parts of heat stabilizer, 1-2 parts of accelerator, 1-2 parts of vulcanizing agent and 1-2 parts of coupling agent; or the rubber-plastic sound insulation core layer is a flame-retardant flexible sound insulation material, and the flame-retardant flexible sound insulation material comprises the following components in parts by weight: 25-40 parts of halogen-free rubber, 15-25 parts of halogen-free plastic, 2-10 parts of reinforcing fiber, 5-15 parts of heavy powder, 10-20 parts of plasticizer, 5-10 parts of flame retardant, 1-2 parts of stabilizer, 1-2 parts of accelerator, 1-2 parts of vulcanizing agent and 1-2 parts of coupling agent.
2. The substation light sound insulation roller shutter door according to claim 1, wherein: the extending end of the light sound insulation curtain surface (1) is fixedly connected with a movable bottom seal (5), and the movable bottom seal (5) comprises a metal structure inner layer (51) and a rubber outer layer (52).
3. The substation light sound insulation roller shutter door according to claim 2, characterized in that: the extending end of the light sound insulation curtain surface (1) is inserted into the movable bottom seal (5) and locked by a bolt.
4. The substation light sound insulation roller shutter door according to claim 1, wherein: the fixed bottom seal which can be matched with the extending end of the light sound insulation curtain surface (1) is arranged below the top seal box body (3), and the structure of the fixed bottom seal is the same as that of the movable bottom seal (5).
5. The lightweight acoustic tambour door of a substation according to any one of claims 1 to 4, characterized in that: the light sound insulation curtain face (1) is provided with a reinforcing rib assembly (7), the reinforcing rib assembly (7) comprises two metal strips (71) and fastening bolts (72), the two metal strips (71) are clamped on the outer side of the light sound insulation curtain face (1) and are fastened on the light sound insulation curtain face (1) through the fastening bolts (72), the reinforcing rib assemblies (7) are arranged in a plurality of groups, and the reinforcing rib assemblies (7) are transversely and uniformly distributed on the light sound insulation curtain face (1).
6. The lightweight acoustic tambour door of a substation according to any one of claims 1 to 4, characterized in that: a curtain rolling machine controller (8) for controlling the opening and closing of the curtain rolling machine (22) is also arranged in the top sealing box body (3).
7. The lightweight acoustic tambour door of a substation according to any one of claims 1 to 4, characterized in that: when the rubber and plastic sound insulation core layer is made of flexible sound insulation materials, the reinforcing fibers are one or more of aluminum fibers, carbon fibers, polyester fibers and silicate fibers; the heavy powder is one or more of superfine graphene powder, superfine aluminum oxide powder and superfine metal powder; the particle size of the heavy powder is 100 nm-100 mu m.
8. The lightweight acoustic tambour door of a substation according to any one of claims 1 to 4, characterized in that: when the rubber and plastic sound insulation core layer is made of a flame-retardant flexible sound insulation material, the reinforcing fiber is one or more of aluminum fiber, carbon fiber, polyester fiber and silicate fiber; the heavy powder is one or more of superfine graphene powder, superfine aluminum oxide powder and superfine iron powder; the particle size of the heavy powder is 100 nm-100 mu m.
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| CN201711228225.2A CN107939256B (en) | 2017-11-29 | 2017-11-29 | Light sound insulation rolling shutter door of transformer substation |
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| CN201711228225.2A CN107939256B (en) | 2017-11-29 | 2017-11-29 | Light sound insulation rolling shutter door of transformer substation |
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| CN107939256B true CN107939256B (en) | 2023-09-19 |
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| CN206429177U (en) * | 2016-12-21 | 2017-08-22 | 丁玉梅 | Induction type fireproof steel rolling blind |
| CN207568452U (en) * | 2017-11-29 | 2018-07-03 | 国网湖南省电力有限公司 | A kind of substation's light sound-insulation rolling screen door |
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| US4367259A (en) * | 1981-07-27 | 1983-01-04 | W. R. Grace & Co. | Sound deadening material |
| GB2121855A (en) * | 1982-06-11 | 1984-01-04 | Rolflex Doors Limited | Roller shutters |
| CN201401115Y (en) * | 2009-02-26 | 2010-02-10 | 高林 | Rolling shutter type soundproof door or window |
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|---|---|
| CN107939256A (en) | 2018-04-20 |
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