Tensile silicon resin glass fiber sleeve

Abstract

The utility model relates to a tensile type silicon resin glass fiber sleeve, which comprises a first glass fiber braid layer, a reinforcing layer and a second glass fiber braid layer, and the reinforcing layer is of a latticed structure made of metal materials between the first glass fiber braid layer and the reinforcing layer. A first ceramic fiber layer, an outer protection layer and a wear-resistant layer are sequentially arranged on the outer ring of the second glass fiber woven layer; and a second ceramic fiber layer and an inner protection layer are arranged on the outer wall of the first glass fiber woven layer. The first glass fiber braid layer and the second glass fiber braid layer provide mechanical strength and tensile property for the glass fiber sleeve; due to the arrangement of the latticed reinforcing layer, the mechanical strength and the tensile resistance of the glass fiber sleeve are improved; the heat resistance of the glass fiber sleeve is also improved by the first ceramic fiber layer, the outer protective layer and the wear-resistant layer on the outer ring of the second glass fiber woven layer, the tensile property of the glass fiber sleeve is improved, and the service life of the glass fiber sleeve is prolonged.

Description

Technical Field

[0001] The utility model relates to a sleeve, in particular to a tensile-resistant silicone glass fiber sleeve. Background Art

[0002] Glass fiber casing is light and hard, non-conductive, has high mechanical strength, is anti-aging, resistant to high temperatures, and resistant to corrosion. Therefore, it has been widely used in industries such as petroleum, electric power, chemical industry, papermaking, urban water supply and drainage, factory sewage treatment, seawater desalination, and gas transportation.

[0003] The existing fiberglass sleeve structure mainly uses an alkali-free glass fiber sleeve as the inner lining sleeve, and then a high-temperature resistant thermal insulation coating is coated on the surface of the inner lining sleeve. After baking, a layer of aramid wire braided sleeve is woven on the high-temperature resistant thermal insulation coating. This type of fiberglass sleeve has the defects of low tensile strength and short service life during use. Utility Model Content

[0004] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, the utility model proposes a tensile silicone glass fiber sleeve.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a tensile silicone glass fiber sleeve, comprising a first glass fiber braided layer, a reinforcement layer, and a second glass fiber braided layer, wherein the outer wall of the first glass fiber braided layer is coated with an organic silicone resin coating, and the outer ring of the second glass fiber braided layer is coated with an organic silicone resin coating, and the first glass fiber braided layer and the reinforcement layer, and the reinforcement layer and the second glass fiber braided layer are connected by an adhesive layer; the reinforcement layer is a grid-like structure made of metal material; the mesh structure of the reinforcement layer is staggered with the braided structures of the first glass fiber braided layer and the second glass fiber braided layer;

[0006] The outer ring of the second glass fiber braided layer is also provided with a first ceramic fiber layer, an outer protective layer and a wear-resistant layer in sequence; the inner wall of the first glass fiber braided layer is provided with a second ceramic fiber layer and an inner protective layer.

[0007] In a preferred embodiment of the present invention, a metal foil layer is further provided on the inner wall of the inner protective layer of the first glass fiber woven layer, and the inner wall of the metal foil layer is coated with an organic silicone resin coating.

[0008] In a preferred embodiment of the present invention, an elastic layer is provided between the first ceramic fiber layer and the outer protective layer;

[0009] The elastic layer comprises a plurality of elastic rings distributed along the outer ring of the first glass fiber braided layer, with a spacing between adjacent elastic rings, and two adjacent elastic rings are connected by a plurality of sets of elastic rod assemblies;

[0010] The elastic rod assembly includes a first elastic rod and a second elastic rod, the first elastic rod and the second elastic rod are cross-arranged, and the intersection of the first elastic rod and the second elastic rod forms a connection point, the connection point is connected to the outer wall of the first glass fiber woven layer, the two ends of the first elastic rod and the two ends of the second elastic rod are respectively connected to two adjacent elastic rings; the two adjacent groups of elastic rod assemblies between two adjacent elastic rings are connected to each other.

[0011] In a preferred embodiment of the present invention, the connection points between two elastic rings and between two adjacent elastic rod assemblies are connected via an intermediate elastic rod.

[0012] In a preferred embodiment of the present invention, both the inner protective layer and the outer protective layer are made of corrosion-resistant materials.

[0013] In a preferred embodiment of the present invention, the inner protective layer and the outer protective layer are both made of silicone rubber.

[0014] In a preferred embodiment of the present invention, an insulating layer is provided between the outer protective layer and the wear-resistant layer.

[0015] The beneficial effects of the utility model are as follows: in the tensile-resistant silicone glass fiber sleeve of the utility model, the first glass fiber braided layer and the second glass fiber braided layer provide mechanical strength and tensile resistance for the glass fiber sleeve; and the arrangement of the grid-shaped reinforcement layer improves the mechanical strength and tensile resistance of the glass fiber sleeve; the first ceramic fiber layer, the outer protective layer and the wear-resistant layer of the outer circle of the second glass fiber braided layer increase the mechanical strength of the glass fiber sleeve while also increasing the heat resistance of the glass fiber sleeve, improving the tensile resistance of the glass fiber sleeve, and extending the service life of the glass fiber sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the elastic layer structure of the utility model;

[0018] In the figure: a first glass fiber braided layer 1; a reinforcing layer 2; a second glass fiber braided layer 3; a silicone resin coating 4; a first ceramic fiber layer 5; an outer protective layer 6; a wear-resistant layer 7; an elastic ring 1001; a first elastic rod 1002; a second elastic rod 1003; a metal foil layer 11; and an insulating layer 12. DETAILED DESCRIPTION

[0019] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0020] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0021] like Figure 1 and Figure 2 A tensile silicone glass fiber sleeve is shown, comprising a first glass fiber braided layer 1, a reinforcement layer 2, and a second glass fiber braided layer 3. The outer wall of the first glass fiber braided layer 1 is coated with an organic silicone resin coating 4, and the outer circle of the second glass fiber braided layer 3 is coated with an organic silicone resin coating 4. The organic silicone resin coating 4 increases the heat resistance of the first and second glass fiber braided layers, and also improves the structural strength of the first and second glass fiber braided layers, thereby improving the tensile resistance of the first and second glass fiber braided layers; the first glass fiber braided layer 1 and the reinforcement layer 2, and the reinforcement layer 2 and the second glass fiber braided layer 3 are connected by an adhesive layer, thereby increasing the integrity and structural strength of the glass fiber sleeve; the reinforcement layer 2 is a grid-like structure made of metal material; the mesh structure of the reinforcement layer 2 is staggered with the braided structure of the first glass fiber braided layer 1 and the second glass fiber braided layer 3, thereby greatly increasing the structural strength between the first glass fiber braided layer 1, the reinforcement layer 2, and the second glass fiber braided layer 3, thereby improving the tensile resistance of the glass fiber sleeve;

[0022] The outer circle of the second glass fiber braided layer 3 is also provided with a first ceramic fiber layer 5, an outer protective layer 6 and a wear-resistant layer 7 in sequence; the inner wall of the first glass fiber braided layer 1 is provided with a second ceramic fiber layer and an inner protective layer.

[0023] In the tensile-resistant silicone glass fiber sleeve of the utility model, the first glass fiber braided layer 1 and the second glass fiber braided layer 3 provide mechanical strength and tensile resistance for the glass fiber sleeve; and the arrangement of the grid-shaped reinforcement layer improves the mechanical strength and tensile resistance of the glass fiber sleeve; the first ceramic fiber layer 5, the outer protective layer 6 and the wear-resistant layer 7 of the outer circle of the second glass fiber braided layer 3 increase the mechanical strength of the glass fiber sleeve while also increasing the heat resistance of the glass fiber sleeve, improving the tensile resistance of the glass fiber sleeve, and extending the service life of the glass fiber sleeve.

[0024] As a preferred embodiment, a metal foil layer 11 is further provided on the inner wall of the inner protective layer of the first glass fiber woven layer 1 in the present application, and the inner wall of the metal foil layer 11 is coated with a silicone resin coating 4; the metal foil layer 11 is used to provide heat reflection and mechanical protection for the glass fiber sleeve, thereby increasing the fire resistance of the glass fiber sleeve, and the silicone resin coating 4 increases the heat resistance of the glass fiber sleeve.

[0025] As a preferred embodiment, an elastic layer is provided between the first ceramic fiber layer 5 and the outer protective layer 6 in the present application; the setting of the elastic layer makes the glass fiber sleeve have a certain elasticity, which can absorb external vibration and impact force, reduce the influence of these forces on the internal structure of the glass fiber sleeve, and thus protect the components inside the pipeline or equipment from being disturbed by external vibration;

[0026] Specifically, the elastic layer includes a plurality of elastic rings 1001 distributed along the outer ring of the first glass fiber braided layer 1, with a spacing between adjacent elastic rings 1001, and two adjacent elastic rings 1001 are connected by a plurality of sets of elastic rod assemblies; the connection between two adjacent elastic rings 1001 is achieved by the elastic rod assembly, which saves elastic material, improves the integrity of the elastic layer, and increases the structural strength of the elastic layer;

[0027] More specifically, the elastic rod assembly in the present application includes a first elastic rod 1002 and a second elastic rod 1003, the first elastic rod 1002 and the second elastic rod 1003 are arranged crosswise, and the intersection of the first elastic rod 1002 and the second elastic rod 1003 forms a connection point 1004, the connection point 1004 is connected to the outer wall of the first glass fiber braided layer 1, the two ends of the first elastic rod 1002 and the two ends of the second elastic rod 1003 are respectively connected to two adjacent elastic rings 1001; the two adjacent groups of elastic rod assemblies between two adjacent elastic rings 1001 are connected to each other, so that the elastic rings and the elastic rod assemblies form a whole, thereby increasing the structural strength of the elastic layer. The connection between the two adjacent elastic rings 1001 is achieved by the first elastic rod 1002 and the second elastic rod 1003, and the connection between the elastic layer and the first glass fiber braided layer 1 through the connection point 1004 increases the connection strength and connection stability between the elastic layer and the first glass fiber braided layer.

[0028] As a preferred embodiment, the connection points 1004 between the two elastic rings 1001 and between the two adjacent elastic rod assemblies in the present application are connected by an intermediate elastic rod 1005; the provision of the intermediate elastic rod 1005 increases the structural strength between the two adjacent elastic rod assemblies and increases the stability of the elastic layer.

[0029] As a preferred embodiment, the inner protective layer and the outer protective layer 6 in the present application are both made of corrosion-resistant materials. More preferably, the inner protective layer and the outer protective layer 6 are both made of silicone rubber, which effectively increases the heat resistance and corrosion resistance of the glass fiber sleeve, while increasing the tensile strength of the glass fiber sleeve and extending the service life of the glass fiber sleeve. An insulating layer 12 is provided between the outer protective layer 6 and the wear-resistant layer 7 in the present application, and the insulation of the glass fiber sleeve is achieved through the insulating layer 12, thereby improving the safety of the use of the glass fiber sleeve.

[0030] In the description of this specification, the description with reference to the terms "one embodiment", "certain embodiments", "illustrative embodiments", "examples", "specific examples" or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiments or examples are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0031] In summary, although the present invention has been disclosed as above in terms of preferred embodiments, the above preferred embodiments are not intended to limit the present invention. A person skilled in the art may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be based on the scope defined in the claims.

Claims

1. A tensile silicone fiberglass sleeve, characterized in that: The invention comprises a first glass fiber braided layer (1), a reinforcing layer (2), and a second glass fiber braided layer (3); the outer wall of the first glass fiber braided layer (1) is coated with an organic silicone resin coating (4); the outer ring of the second glass fiber braided layer (3) is coated with an organic silicone resin coating (4); the first glass fiber braided layer (1) and the reinforcing layer (2), and the reinforcing layer (2) and the second glass fiber braided layer (3) are connected by an adhesive layer; the reinforcing layer (2) is a mesh structure made of metal material; the mesh structure of the reinforcing layer (2) is staggered with the braided structures of the first glass fiber braided layer (1) and the second glass fiber braided layer (3); The outer ring of the second glass fiber braided layer (3) is also provided with a first ceramic fiber layer (5), an outer protective layer (6) and a wear-resistant layer (7) in sequence; the inner wall of the first glass fiber braided layer (1) is provided with a second ceramic fiber layer and an inner protective layer.

2. The tensile silicone fiberglass sleeve according to claim 1, characterized in that: A metal foil layer (11) is also provided on the inner wall of the inner protective layer of the first glass fiber braided layer (1), and the inner wall of the metal foil layer (11) is coated with an organic silicone resin coating (4).

3. The tensile silicone fiberglass sleeve according to claim 1, characterized in that: An elastic layer is provided between the first ceramic fiber layer (5) and the outer protective layer (6); The elastic layer comprises a plurality of elastic rings (1001) distributed along the outer ring of the first glass fiber braided layer (1), a spacing is left between adjacent elastic rings (1001), and two adjacent elastic rings (1001) are connected by a plurality of groups of elastic rod assemblies; The elastic rod assembly comprises a first elastic rod (1002) and a second elastic rod (1003), wherein the first elastic rod (1002) and the second elastic rod (1003) are arranged crosswise, and the intersection of the first elastic rod (1002) and the second elastic rod (1003) forms a connection point (1004), wherein the connection point (1004) is connected to the outer wall of the first glass fiber braided layer (1), and the two ends of the first elastic rod (1002) and the two ends of the second elastic rod (1003) are respectively connected to two adjacent elastic rings (1001); and the two adjacent groups of elastic rod assemblies between two adjacent elastic rings (1001) are connected to each other.

4. The tensile silicone fiberglass sleeve according to claim 3, characterized in that: The connection points (1004) between two elastic rings (1001) and between two adjacent elastic rod assemblies are connected via an intermediate elastic rod (1005).

5. The tensile silicone fiberglass sleeve according to claim 1, characterized in that: The inner protective layer and the outer protective layer (6) are both made of corrosion-resistant materials.

6. The tensile silicone fiberglass sleeve according to claim 5, characterized in that: The inner protective layer and the outer protective layer (6) are both made of silicone rubber.

7. The tensile silicone fiberglass sleeve according to any one of claims 1 to 6, characterized in that: An insulating layer (12) is provided between the outer protective layer (6) and the wear-resistant layer (7).

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