Glass fiber insulating sleeve

Abstract

The utility model belongs to the technical field of insulating sleeve application, and particularly discloses a glass fiber insulating sleeve, which comprises a wear-resistant layer and an outer protective layer, a glass fiber filament layer, a solid glue layer and a woven mesh layer are sequentially arranged between the wear-resistant layer and the outer protective layer from outside to inside, and a plurality of reinforcing plates are annularly and uniformly distributed in the solid glue layer; wherein the glass fiber filament layer is uniformly wound and coated on the outer wall of the solid glue layer. The beneficial effects of the glass fiber insulating sleeve are that: 1, the glass fiber insulating sleeve has better structural strength, pressure resistance, toughness and tear strength due to a multi-layer reasonable design structure, and the service life of the whole structure is prolonged; and 2, the pressure resistance and tear strength of the whole structure are improved by the reinforcing plate, the inner wall of the whole structure is smooth by the wear-resistant layer, penetration of parts is not affected, and wear is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of insulating sleeve applications, and particularly relates to a glass fiber insulating sleeve. Background Art

[0002] Fiberglass casing has the characteristics of light weight and high hardness, non-conductive insulation, aging resistance, high temperature resistance, and corrosion resistance. It is mainly used for insulation protection of motor insulation, reactors, lightning arresters, fuses, mutual inductors, on-load tap changers, transformers and electronic instruments.

[0003] Currently, traditional glass fiber casing is usually a single-layer casing structure, which has poor structural strength, is not durable, and is prone to breakage and damage, which will expose the protected components and cause production safety accidents. Therefore, it is urgent to improve it.

[0004] Therefore, based on the above problems, the utility model provides a glass fiber insulation sleeve. Utility Model Content

[0005] Purpose of the utility model: The purpose of the utility model is to provide a glass fiber insulation sleeve to solve the technical problems existing in the use of glass fiber insulation sleeves in the background technology.

[0006] Technical solution: The utility model provides a glass fiber insulation sleeve, including a wear-resistant layer and an outer protective layer, wherein a glass fiber layer, a solid glue layer and a woven mesh layer are sequentially arranged between the wear-resistant layer and the outer protective layer from the outside to the inside, and a plurality of reinforcing plates are evenly distributed in a ring shape in the solid glue layer; wherein the glass fiber layer is evenly wrapped and coated on the outer wall of the solid glue layer.

[0007] In the technical solution, the wear-resistant layer includes but is not limited to a silicone unsaturated polyester resin mixed layer.

[0008] In the present technical solution, the outer protection includes but is not limited to a silicone rubber layer and a silicone resin layer.

[0009] In the present technical solution, the reinforcing plate is a strip-shaped metal plate, including but not limited to an aluminum alloy plate, with a thickness of 0.3-0.5 mm and a width of 1-3 mm; wherein, the solid glue layer is coated on both sides of the reinforcing plate, and the reinforcing plate is bonded to the wear-resistant and outer protective layers through the solid glue layer.

[0010] In the present technical solution, the solid glue layer includes but is not limited to polypropylene glue.

[0011] In the present technical solution, the braided mesh layer includes but is not limited to a wear-resistant nylon braided layer.

[0012] Compared with the prior art, the beneficial effects of the glass fiber insulating sleeve of the utility model are: 1. The multi-layer rationally designed structure has good structural strength, pressure resistance, toughness and tear resistance, extending the service life of the overall structure; 2. The role of the reinforcing plate improves the pressure resistance and tear resistance of the overall structure, and the role of the wear-resistant layer makes the inner wall of the overall structure smooth, does not affect the penetration of components and reduces wear. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art,

[0014] The drawings required for use in the examples are briefly introduced. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 This is a schematic diagram of the main cross-sectional structure of a glass fiber insulation sleeve of the utility model;

[0016] Among them, the numbers in the figure are as follows: 100-wear-resistant layer, 101-woven mesh layer, 102-solid glue layer, 103-reinforcement plate, 104-glass fiber layer, 105-outer protective layer. DETAILED DESCRIPTION

[0017] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0018] In the description of the present invention, it should be noted that the terms "top", "bottom", "one side", "the other side", "front", "back", "middle", "inside", "top", "bottom end", etc., indicating positions or positional relationships, are based on the positions or positional relationships shown in the accompanying drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be understood as limiting the present invention. The terms "first", "second", and "third" are used for descriptive purposes only and should not be understood as indicating or implying relative importance. In addition, unless otherwise expressly specified or limited, the terms "mounted", "connected", and "connected" should be understood in a broad sense, for example, they can mean fixed connection, detachable connection, or integral connection; they can mean mechanical connection or electrical connection; they can mean direct connection, indirect connection through an intermediate medium, or internal communication between two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] Example: Figure 1 The glass fiber insulation sleeve shown in the figure includes a wear-resistant layer 100 and an outer protective layer 105.

[0020] Between the wear-resistant layer 100 and the outer protective layer 105, there are arranged a glass fiber layer 104, a solid glue layer 102 and a woven mesh layer 101 in order from the outside to the inside.

[0021] Several reinforcing plates 103 are evenly distributed in a ring shape in the solid glue layer 102;

[0022] The glass fiber layer 104 is evenly wrapped around the outer wall of the adhesive layer 102 .

[0023] The above structural design is convenient for manufacturing and processing on the one hand, and has strong structural strength, pressure resistance, toughness and tear resistance on the other hand, is durable, has a long service life, and has good protection function.

[0024] In addition, the wear-resistant layer 100 preferably includes but is not limited to a silicone unsaturated polyester resin mixed layer, which reduces wear when components penetrate and has a certain toughness. On the basis of being able to protect the required protection components, it also prevents breakage during bending.

[0025] In addition, preferably, the outer protective layer 105 includes but is not limited to a silicone rubber layer having excellent heat resistance, cold resistance, dielectric properties, ozone resistance and atmospheric aging resistance, and a silicone resin layer (organic silicone resin) having excellent heat resistance, weather resistance and insulation properties.

[0026] In addition, the reinforcing plate 103 is preferably a strip-shaped metal plate, including but not limited to an aluminum alloy plate, with a thickness of 0.3-0.5 mm and a width of 1-3 mm;

[0027] Among them, the solid glue layer 102 is coated on both sides of the reinforcing plate 103, and the reinforcing plate 103, the wear-resistant layer 100 and the outer protective layer 105 are bonded together by the solid glue layer 102. The solid glue layer 102 includes but is not limited to polypropylene glue, which has extremely high peel strength and impact resistance.

[0028] In addition, the braided mesh layer 101 preferably includes but is not limited to a wear-resistant nylon braided layer, which has good wear resistance and can improve the structural strength of the overall structure.

[0029] The glass fiber insulation sleeve of this structure has good resistance to ozone, corona, radiation, moisture, plywood, weathering, fungus, chemical erosion, wear resistance, radiation resistance, etc. and can also be used in aerospace and atomic energy fields.

[0030] It should be noted that, in this document, terms such as "comprises," "includes," or any other variations thereof are intended to encompass non-exclusive inclusion, such that a process, method, article, or apparatus comprising a series of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or apparatus comprising the element.

[0031] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A glass fiber insulation sleeve, characterized by: comprising a wear-resistant layer (100) and an outer protective layer (105), A glass fiber layer (104), a solid glue layer (102) and a woven mesh layer (101) are sequentially arranged between the wear-resistant layer (100) and the outer protective layer (105) from the outside to the inside. A plurality of reinforcing plates (103) are evenly distributed in an annular shape within the solid glue layer (102); The glass fiber layer (104) is evenly wrapped around the outer wall of the solid glue layer (102).

2. The glass fiber insulation sleeve according to claim 1, characterized in that: The wear-resistant layer (100) is a silicone unsaturated polyester resin mixed layer.

3. The glass fiber insulation sleeve according to claim 1, characterized in that: The outer protective layer (105) is a silicone rubber layer or a silicone resin layer.

4. The glass fiber insulation sleeve according to claim 1, characterized in that: The reinforcing plate (103) is a strip-shaped metal plate made of aluminum alloy, with a thickness of 0.3-0.5 mm and a width of 1-3 mm; The solid glue layer (102) is coated on both sides of the reinforcing plate (103), and the reinforcing plate (103), the wear-resistant layer (100), and the outer protective layer (105) are bonded together through the solid glue layer (102).

5. A glass fiber insulation sleeve according to claim 1 or 4, characterized in that: The solid glue layer (102) is polypropylene glue.

6. The glass fiber insulation sleeve according to claim 1, characterized in that: The braided mesh layer (101) is a wear-resistant nylon braided layer.

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