CN217479958U - Heat-insulating fireproof fabric for suspension bridge sling and suspension bridge sling - Google Patents
Heat-insulating fireproof fabric for suspension bridge sling and suspension bridge sling Download PDFInfo
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- CN217479958U CN217479958U CN202221625350.3U CN202221625350U CN217479958U CN 217479958 U CN217479958 U CN 217479958U CN 202221625350 U CN202221625350 U CN 202221625350U CN 217479958 U CN217479958 U CN 217479958U
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Abstract
The utility model discloses a heat-insulating fireproof fabric for suspension bridge sling and suspension bridge sling applied to the technical field of building engineering protection, comprising high temperature resistant ceramic fiber cloth, a first flame-retardant fireproof coating, a second flame-retardant fireproof coating, a waterproof layer and an adhesion layer; the first flame-retardant fireproof coating is positioned on the surface of the outer side of the high-temperature ceramic fiber cloth, and the waterproof layer is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the first flame-retardant fireproof coating; the second flame-retardant fireproof coating is positioned on the inner side surface of the high-temperature ceramic fiber cloth, and the adhesion layer is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the second flame-retardant fireproof coating. By adopting the high-temperature resistant ceramic fiber cloth as the base material and coating the flexible flame-retardant fireproof coating on the upper surface and the lower surface of the base material, the sealing property of the material can be effectively improved, so that the whole heat-insulating fireproof fabric has higher fireproof performance.
Description
Technical Field
The utility model relates to a building engineering protection technology field especially relates to a thermal-insulated fire prevention fabric and a suspension bridge hoist cable for suspension bridge hoist cable.
Background
The bridge is an important component of traffic infrastructure, and with the development of bridge engineering technology and the continuous perfection of bridge functions, modern bridges are developing towards a complex direction. The suspension bridge can cross the river and the sea and is widely applied to bridge engineering. Due to rapid urbanization and the increase of ground transportation of hazardous materials, the number and probability of fire accidents of the suspension bridge are on the rise. The most common cause is the tank wagon colliding with a suspension bridge member or other vehicle, resulting in fuel burning. Such fires are known as hydrocarbon fires and have high temperatures and rapid rates of rise, reaching 1000 ℃ or more in 15 minutes. The suspension cable adopts parallel steel bundles and steel wire ropes or steel strands as bearing materials, and is one of main bearing components of a suspension bridge. Because the sling is close to the lane, the section is fine, and a high-strength fire disaster can cause structural damage. The steel construction specific heat capacity is little, and coefficient of heat conductivity is high, therefore the rapid rise of flame temperature can lead to the serious damage of steel construction, and elastic modulus and tensile strength can change when the steel construction temperature surpasss 300 ℃, and the serious condition can lead to the suspension bridge to collapse, causes huge loss of property. Therefore, the protective structure with good heat insulation and fire prevention effects is provided for the suspension cable of the suspension bridge, and the key is that. Therefore, how to provide a heat-insulating fireproof fabric with high heat resistance for a suspension bridge sling is an urgent problem to be solved by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a heat-insulating fireproof fabric for a suspension bridge sling, which has good heat-insulating property; another object of the utility model is to provide a suspension bridge hoist cable has good fire behavior.
In order to solve the technical problem, the utility model provides a heat-insulating fireproof fabric for suspension bridge slings, which comprises a high-temperature resistant ceramic fiber cloth, a first flame-retardant fireproof coating, a second flame-retardant fireproof coating, a waterproof layer and an adhesion layer;
the first flame-retardant fireproof coating is positioned on the outer side surface of the high-temperature ceramic fiber cloth, and the waterproof layer is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the first flame-retardant fireproof coating;
the second flame-retardant fireproof coating is located on the inner side surface of the high-temperature ceramic fiber cloth, and the adhesion layer is located on the surface, back to the high-temperature ceramic fiber cloth, of the second flame-retardant fireproof coating.
Optionally, the high-temperature resistant ceramic fiber cloth is woven by high-temperature resistant ceramic fiber yarns and reinforcing fiber yarns.
Optionally, the reinforcing fiber filaments include any one or any combination of the following:
chrome alloy wire, stainless steel wire and glass fiber wire.
Optionally, the thickness of the high-temperature resistant ceramic fiber cloth ranges from 1.5mm to 6mm, inclusive.
Optionally, the thickness of the first flame-retardant fireproof coating ranges from 1mm to 2mm, inclusive;
the second flame-retardant fireproof coating thickness ranges from 0.01mm to 0.5mm inclusive.
Optionally, the waterproof layer comprises an aluminum foil waterproof layer.
Optionally, the thickness of the waterproof layer ranges from 0.03mm to 1mm, inclusive.
Optionally, the adhesion layer includes fire-retardant PET double faced adhesive tape, fire-retardant PET double faced adhesive tape dorsad high temperature resistant ceramic fiber cloth one side is provided with the barrier film.
Optionally, the thickness of the adhesion layer ranges from 0.06mm to 0.14mm, inclusive.
The utility model also provides a suspension bridge sling, which comprises a sling body and the heat-insulating fireproof fabric for the suspension bridge sling; the heat-insulating fireproof fabric is coated on the surface of the sling body and is fixedly connected with the sling body through the adhesion layer.
The utility model provides a heat-insulating fireproof fabric for suspension bridge slings, which comprises high temperature resistant ceramic fiber cloth, a first flame-retardant fireproof coating, a second flame-retardant fireproof coating, a waterproof layer and an adhesion layer; the first flame-retardant fireproof coating is positioned on the surface of the outer side of the high-temperature ceramic fiber cloth, and the waterproof layer is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the first flame-retardant fireproof coating; the second flame-retardant fireproof coating is positioned on the inner side surface of the high-temperature ceramic fiber cloth, and the adhesion layer is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the second flame-retardant fireproof coating.
By adopting the high-temperature resistant ceramic fiber cloth as the base material and coating the flexible flame-retardant fireproof coating on the upper surface and the lower surface of the base material, the sealing property of the material can be effectively improved, so that the whole heat-insulating fireproof fabric has higher fireproof performance; coating the second flame-retardant fireproof coating on the surface of the high-temperature-resistant ceramic fiber cloth in a micro-scale manner, and because the second flame-retardant fireproof coating is more flat and compact compared with the high-temperature-resistant ceramic fiber cloth, and has firmer adhesion with the adhesion layer, the second flame-retardant fireproof coating can be more firmly attached to the surface of the suspension bridge sling.
The utility model also provides a suspension bridge hoist cable has above-mentioned beneficial effect equally, no longer gives unnecessary details here.
Drawings
In order to clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a heat-insulating fireproof fabric for a suspension bridge sling according to an embodiment of the present invention.
In the figure: 1. the fireproof coating comprises high-temperature-resistant ceramic fiber cloth, 2. a first fireproof coating, 3. a second fireproof coating, 4. a waterproof layer, 5. an adhesion layer and 6 an isolation film.
Detailed Description
The core of the utility model is to provide a thermal-insulated fire prevention fabric for suspension bridge hoist cable. In the prior art, the suspension bridge slings are mainly protected at home and abroad at present by adopting materials such as anticorrosive paint, a protective PE (polyethylene) sheath, polysulfide sealant, double-layer high-density polyethylene and the like, the materials are easy to ignite, and particularly, the PE protective structure is easy to melt and drip under the influence of external environmental factors, so that the fire hazard range is rapidly expanded. The protective structures of the prior art, although having fire protection capabilities, lose structural integrity in a few minutes in the event of a hydrocarbon fire.
The utility model provides a heat-insulating fireproof fabric for suspension bridge sling, which comprises a high temperature resistant ceramic fiber cloth, a first flame-retardant fireproof coating, a second flame-retardant fireproof coating, a waterproof layer and an adhesion layer; the first flame-retardant fireproof coating is positioned on the surface of the outer side of the high-temperature ceramic fiber cloth, and the waterproof layer is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the first flame-retardant fireproof coating; the second flame-retardant fireproof coating is positioned on the inner side surface of the high-temperature ceramic fiber cloth, and the adhesion layer is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the second flame-retardant fireproof coating.
By adopting the high-temperature resistant ceramic fiber cloth as the base material and coating the flexible flame-retardant fireproof coating on the upper surface and the lower surface of the base material, the sealing property of the material can be effectively improved, so that the whole heat-insulating fireproof fabric has higher fireproof performance; coating the second flame-retardant fireproof coating on the surface of the high-temperature-resistant ceramic fiber cloth in a micro-scale manner, and because the second flame-retardant fireproof coating is more flat and compact compared with the high-temperature-resistant ceramic fiber cloth, and has firmer adhesion with the adhesion layer, the second flame-retardant fireproof coating can be more firmly attached to the surface of the suspension bridge sling.
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a schematic structural view of a heat-insulating fireproof fabric for a suspension bridge sling according to an embodiment of the present invention.
Referring to fig. 1, in an embodiment of the present invention, a heat-insulating fireproof fabric for a suspension bridge sling includes a high-temperature resistant ceramic fiber cloth 1, a first flame-retardant fireproof coating 2, a second flame-retardant fireproof coating 3, a waterproof layer 4, and an adhesion layer 5; the first flame-retardant fireproof coating 2 is positioned on the outer side surface of the high-temperature ceramic fiber cloth, and the waterproof layer 4 is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the first flame-retardant fireproof coating 2; the second flame-retardant fireproof coating 3 is located on the inner side surface of the high-temperature ceramic fiber cloth, and the adhesion layer 5 is located on the surface, facing away from the high-temperature ceramic fiber cloth, of the second flame-retardant fireproof coating 3.
The high temperature resistant ceramic fiber cloth 1 is a substrate of the entire heat-insulating fireproof fabric, and the high temperature resistant ceramic fiber cloth 1 needs to have sufficient heat-insulating performance and structural strength. As the name suggests, high temperature resistant ceramic fiber cloth 1 is worked out by high temperature resistant ceramic fiber silk the utility model discloses in the embodiment, high temperature resistant ceramic fiber cloth 1 specifically is worked out by high temperature resistant ceramic fiber silk and reinforcing fiber silk. The high-temperature resistant ceramic fiber has high melting point and high-temperature resistance, so that the high-temperature resistant ceramic fiber has good heat insulation performance. The reinforced fiber yarn is used for increasing the structural strength of the high-temperature-resistant ceramic fiber cloth 1, so that the high-temperature-resistant ceramic fiber cloth 1 woven by the high-temperature-resistant ceramic fiber yarn and the reinforced fiber yarn has good high-temperature resistance and higher structural strength. The specific material of the high temperature resistant ceramic fiber can refer to the prior art, and is not limited herein.
Specifically, the reinforcing fiber yarn includes any one or any combination of the following: chrome alloy wire, stainless steel wire and glass fiber wire. Certainly, the embodiment of the utility model provides an also can choose for use the reinforcing fiber silk of other materials, increase the intensity of high temperature resistant ceramic fiber cloth 1. The specific material of the reinforcing fiber yarn can be set according to the actual situation, and is not limited specifically herein. For the details of the reinforced fiber filament material, reference may be made to the prior art, and details thereof are not repeated herein. The embodiment of the utility model provides an in, the value range of 1 thickness of high temperature resistant ceramic fibre cloth is 1.5mm to 6mm, including endpoint value. Certainly be in the embodiment of the utility model provides an it does not do specifically to restrict to the thickness of high temperature resistant ceramic fiber cloth 1, and specific case is decided, can be according to the thermal-insulated demand of reality, to confirming final high temperature resistant ceramic fiber cloth 1's thickness such as the actual pliability requirement of thermal-insulated fire prevention fabric.
The high temperature resistant ceramic fiber cloth 1 has two opposite surfaces, which are an inner surface and an outer surface, respectively. The high-temperature resistant ceramic fiber cloth 1 needs to be attached to the surface of a suspension cable of the suspension bridge in the using process, wherein the inner side surface faces the suspension cable of the suspension bridge and needs to be attached to the suspension cable of the suspension bridge; and the outside surface, i.e. the surface facing away from the suspension bridge sling, is closer to the heat source in the event of a fire.
In the embodiment of the present invention, the first flame-retardant fireproof coating 2 is located on the outer surface of the high-temperature ceramic fiber cloth, and the second flame-retardant fireproof coating 3 is located on the inner surface of the high-temperature ceramic fiber cloth. The first flame-retardant fireproof coating 2 and the second flame-retardant fireproof coating 3 are both required to be flexible coatings, the textures of the coatings are required to be compact, the surfaces of the coatings are required to be smooth, and therefore the coatings have good heat insulation performance. Of course, the first flame-retardant fireproof coating 2 and the second flame-retardant fireproof coating 3 have good heat-insulating property due to the material thereof, so as to protect the suspension bridge sling from being damaged by high temperature.
Specifically, in the embodiment of the present invention, the first flame-retardant fireproof coating 2 includes an acrylic emulsion, an inorganic powder, and a liquid flame retardant, wherein the inorganic powder is 60% to 75% by mass, inclusive; the inorganic powder comprises any one or any combination of the following components: alumina, calcium carbonate, silica; the second flame-retardant fireproof coating 3 comprises acrylic emulsion, inorganic powder and liquid flame retardant, wherein the mass ratio of the inorganic powder is 60-75%, inclusive; the inorganic powder comprises any one or any combination of the following components: alumina, calcium carbonate, silica.
The first flame-retardant fireproof coating 2 is formed by mixing acrylic emulsion, inorganic powder and liquid flame retardant, wherein the mass of the inorganic powder accounts for 60-75% of the mass of the whole first flame-retardant fireproof coating 2, including the end points. The inorganic powder can be one or a mixture of more of alumina, calcium carbonate and silicon dioxide. Similarly, the second flame-retardant fireproof coating 3 is formed by mixing acrylic emulsion, inorganic powder and liquid flame retardant, wherein the mass of the inorganic powder accounts for 60 to 75 percent of the mass of the whole second flame-retardant fireproof coating 3, including the end points. The inorganic powder can be one or a mixture of more of alumina, calcium carbonate and silicon dioxide.
The flame-retardant fireproof coating made of the materials is used as a first flame-retardant fireproof coating 2 arranged on the outer side surface of the high-temperature ceramic fiber cloth and a second flame-retardant fireproof coating 3 arranged on the inner side surface of the high-temperature ceramic fiber cloth, so that the flexibility of the flame-retardant fireproof coating is guaranteed, and the flame-retardant fireproof performance is guaranteed. Generally, the first flame-retardant fireproof coating layer 2 and the second flame-retardant fireproof coating layer 3 have the same components, so that the production and preparation of the heat-insulating fireproof fabric are facilitated. Because the first flame-retardant fireproof coating 2 is located on the outer side surface of the high-temperature-resistant ceramic fiber cloth 1, and is closer to a heat source when a fire occurs, in the embodiment of the present invention, the thickness of the first flame-retardant fireproof coating 2 generally needs to be greater than that of the second flame-retardant fireproof coating 3, and specifically, the value range of the thickness of the first flame-retardant fireproof coating 2 is 1mm to 2mm, inclusive; the thickness of the second flame-retardant fireproof coating 3 ranges from 0.01mm to 0.5mm, inclusive.
The surface of the second flame-retardant fireproof coating 3, which faces away from the high-temperature-resistant ceramic fiber cloth 1, is required to be provided with an adhesive layer 5. Since the flatness of the surface of the high-temperature resistant ceramic fiber cloth 1 is generally low, and the second flame-retardant fireproof coating 3 is generally denser, the surface thereof is generally more flat. Compare in directly setting up in the adhesion coating 5 on high temperature resistant ceramic fibre cloth 1 surface, set up adhesion coating 5 and can have more firm adhesion effect on the fire-retardant fire prevention coating 3 surface of second 1 dorsad high temperature resistant ceramic fibre cloth, effectively prevent the local of thermal-insulated fire prevention fabric under the state of shaking for a long time from sliding or becoming flexible.
Specifically, in the embodiment of the present invention, the adhesion layer 5 includes a flame retardant PET double faced adhesive tape, the flame retardant PET double faced adhesive tape faces away from the high temperature resistant ceramic fiber cloth 1 one side is provided with the isolation film 6. The flame-retardant PET (polyethylene terephthalate) double-sided adhesive tape is a double-sided adhesive tape with a certain flame-retardant effect, and an isolation film 6 is arranged on one side, opposite to the high-temperature-resistant ceramic fiber cloth 1, of the double-sided adhesive tape. When the attached heat-insulation fireproof fabric is used, the heat-insulation fireproof fabric can be directly attached to the surface of the suspension bridge sling to be used only by peeling off the isolation film 6, and the heat-insulation fireproof fabric is guaranteed to have good construction convenience. For the specific material of the flame retardant PET double faced adhesive tape, reference may be made to the prior art, and details thereof are not repeated herein. Specifically, in the embodiment of the present invention, the thickness of the adhesion layer 5 generally ranges from 0.06mm to 0.14mm, inclusive. Of course, the thickness of the adhesion layer 5 in the embodiment of the present invention is not particularly limited, as the case may be.
The surface of one side of the first flame-retardant fireproof coating 2, which faces away from the high-temperature-resistant ceramic fiber cloth 1, needs to be provided with a waterproof layer 4, and the waterproof layer 4 needs to have a higher melting point and can prevent rainwater or air condensate water from accumulating and corroding the sling. Specifically, in the embodiment of the present invention, the waterproof layer 4 includes an aluminum foil waterproof layer 4. Namely, the aluminum foil can be selected as the waterproof layer 4, and is arranged on the surface of one side of the first flame-retardant fireproof coating 2, which is back to the high-temperature ceramic fiber cloth, and the aluminum foil is a high-temperature-resistant waterproof aluminum foil generally. Specifically, the thickness of the waterproof layer 4 is usually 0.03mm to 1mm, inclusive. The heat-insulating fireproof fabric made of the material has light weight, and the original aerodynamic characteristics of the surface of the sling rope cannot be changed.
The utility model discloses a high temperature resistant ceramic fiber cloth 1 is bigger as the substrate, tensile strength. The upper surface and the lower surface are compounded with the flame-retardant fireproof coating, so that the sealing effect and the heat-insulating fireproof performance of the whole structure can be improved. The inner composite flame-retardant double-sided adhesive tape is more firm to be adhered with the sling, effectively prevents the local slippage or looseness of the protective structure in a long-term vibration state, and ensures that the product has good construction convenience. The high-temperature resistant waterproof aluminum foil is compounded on the outer side, so that rainwater or air condensed water can be prevented from accumulating and corroding the sling. The whole product has light weight, and the original aerodynamic characteristics of the surface of the sling cannot be changed.
Two specific heat-insulating and fireproof fabrics for suspension bridge slings are provided below, and the fire resistance tests are respectively carried out according to the Hydrocarbon (HC) temperature rise curve, and the test results are as follows:
firstly, selecting a high-temperature resistant ceramic fiber cloth 1 with the thickness of 2mm, wherein a glass fiber is specifically used as a reinforcing fiber yarn; using acrylic emulsion + liquid flame retardant: coating the flame-retardant fireproof paint with calcium carbonate of 3:7 on two sides of a high-temperature-resistant ceramic fiber cloth 1 to form a first flame-retardant fireproof coating 2 and a second flame-retardant fireproof coating 3; wherein the thickness of the second flame-retardant fireproof coating 3 is 0.01mm, and the thickness of the first flame-retardant fireproof coating 2 is 1 mm. 0.1mm of flame-retardant PET double faced adhesive tape with an isolating film 6 is pasted on the surface of the second flame-retardant fireproof coating 3, and 0.05mm of high-temperature-resistant waterproof aluminum foil is compounded on the surface of the first flame-retardant fireproof coating 2. And (3) carrying out a fire resistance test on the suspension bridge sling coated with the heat-insulating fireproof fabric according to a Hydrocarbon (HC) temperature rise curve, wherein the temperature of a steel structure of the suspension bridge sling continuously rises along with the extension of the fire exposure time. When the fire exposure time is 30min, the temperature in the furnace is 1100 ℃, and the temperature of the steel structure is 265 ℃.
Secondly, selecting high-temperature resistant ceramic fiber cloth 1 with the thickness of 2mm, wherein glass fiber yarns are specifically used as reinforcing fiber yarns; using acrylic emulsion + liquid flame retardant: coating a flame-retardant fireproof coating with calcium carbonate of 4:6 on two sides of a high-temperature-resistant ceramic fiber cloth 1 to form a first flame-retardant fireproof coating 2 and a second flame-retardant fireproof coating 3; wherein the thickness of the second flame-retardant fireproof coating 3 is 0.01mm, and the thickness of the first flame-retardant fireproof coating 2 is 2 mm. 0.1mm of flame-retardant PET double faced adhesive tape with an isolating film 6 is pasted on the surface of the second flame-retardant fireproof coating 3, and 0.05mm of high-temperature-resistant waterproof aluminum foil is compounded on the surface of the first flame-retardant fireproof coating 2. The fire resistance of the suspension bridge sling coated with the heat-insulating fireproof fabric is tested according to a Hydrocarbon (HC) temperature rise curve, and when the fire is on for 30min, the temperature in the furnace is 1100 ℃, and the temperature of the steel structure is 285 ℃.
It is evident that both structures of the insulating and fire-proof fabric described above can ensure that the suspension bridge sling of steel construction does not lose structural integrity within 30min in the event of a hydrocarbon fire.
The utility model also provides a suspension bridge sling, which comprises a sling body and the heat-insulating fireproof fabric for the suspension bridge sling described in any embodiment; the heat-insulating fireproof fabric is coated on the surface of the sling body and is fixedly connected with the sling body through the adhesion layer 5. Other structures of the suspension bridge sling, including the structure of the sling body, can refer to the prior art in particular, and are not described in an unfolding way.
Because the embodiment of the utility model provides a suspension bridge hoist cable cladding has the thermal-insulated fire prevention fabric for suspension bridge hoist cable that the embodiment of the utility model discloses, and above-mentioned thermal-insulated fire prevention fabric has good heat-proof quality, consequently can make the suspension bridge hoist cable that this embodiment is disclosed have good high temperature resistance ability.
The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
It is right above that the utility model provides a thermal-insulated fire prevention fabric and a suspension bridge hoist cable for suspension bridge hoist cable have been introduced in detail. The principles and embodiments of the present invention have been explained herein using specific examples, and the above description of the embodiments is only used to help understand the method and its core idea of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. A heat-insulation fireproof fabric for a suspension bridge sling is characterized by comprising high-temperature-resistant ceramic fiber cloth, a first flame-retardant fireproof coating, a second flame-retardant fireproof coating, a waterproof layer and an adhesion layer;
the first flame-retardant fireproof coating is positioned on the outer side surface of the high-temperature ceramic fiber cloth, and the waterproof layer is positioned on the surface of one side, back to the high-temperature ceramic fiber cloth, of the first flame-retardant fireproof coating;
the second flame-retardant fireproof coating is located on the inner side surface of the high-temperature ceramic fiber cloth, and the adhesion layer is located on the surface, back to the high-temperature ceramic fiber cloth, of the second flame-retardant fireproof coating.
2. The heat-insulating fireproof fabric according to claim 1, wherein the high-temperature-resistant ceramic fiber cloth is woven by high-temperature-resistant ceramic fiber yarns and reinforcing fiber yarns.
3. The insulating and fire-protecting fabric of claim 2, wherein said reinforcing fiber filaments comprise any one or any combination of:
chrome alloy wire, stainless steel wire and glass fiber wire.
4. The insulating and fire-protecting fabric of claim 3, wherein the thickness of the refractory ceramic fiber cloth ranges from 1.5mm to 6mm, inclusive.
5. The insulating fire-protecting fabric of claim 1, wherein the first flame retardant coating thickness ranges from 1mm to 2mm, inclusive;
the thickness of the second flame-retardant fire-retardant coating ranges from 0.01mm to 0.5mm inclusive.
6. The insulating fire-protecting fabric of claim 1, wherein said water-proof layer comprises an aluminum foil water-proof layer.
7. The insulating and fire-protecting fabric of claim 6, wherein the thickness of the water-repellent layer ranges from 0.03mm to 1mm, inclusive.
8. The heat-insulating fireproof fabric of claim 1, wherein the adhesion layer comprises a flame-retardant PET double-sided adhesive tape, and a separation film is arranged on one side of the flame-retardant PET double-sided adhesive tape, which faces away from the high-temperature-resistant ceramic fiber cloth.
9. The insulating and fire-protecting fabric of claim 8, wherein said adhesion layer has a thickness in the range of 0.06mm to 0.14mm, inclusive.
10. A suspension bridge sling comprising a sling body and a heat-insulating and fire-retardant fabric for a suspension bridge sling according to any one of claims 1 to 9; the heat-insulating fireproof fabric is coated on the surface of the sling body and is fixedly connected with the sling body through the adhesion layer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221625350.3U CN217479958U (en) | 2022-06-27 | 2022-06-27 | Heat-insulating fireproof fabric for suspension bridge sling and suspension bridge sling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221625350.3U CN217479958U (en) | 2022-06-27 | 2022-06-27 | Heat-insulating fireproof fabric for suspension bridge sling and suspension bridge sling |
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| CN217479958U true CN217479958U (en) | 2022-09-23 |
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| CN202221625350.3U Active CN217479958U (en) | 2022-06-27 | 2022-06-27 | Heat-insulating fireproof fabric for suspension bridge sling and suspension bridge sling |
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| CN (1) | CN217479958U (en) |
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- 2022-06-27 CN CN202221625350.3U patent/CN217479958U/en active Active
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