Connecting rubber sleeve for high-voltage insulator

Abstract

The utility model discloses a connecting rubber sleeve for a high-voltage insulator, and the rubber sleeve comprises a sealing part which is disposed at the inner side of the connecting rubber sleeve, and is attached to the surface of the insulator; the outer side part and the sealing part are of an integrated structure; and the reinforcing part is arranged between the sealing part and the outer side part and is used for supporting the sealing part and the outer side part. The connecting rubber sleeve for the high-voltage insulator, provided by the embodiment of the utility model, is divided into the sealing part and the reinforcing part, and the reinforcing part is additionally arranged between the sealing part and the reinforcing part, so that the mechanical strength and durability of the connecting rubber sleeve are improved, and a sealing surface is formed between the sealing part and the surface of the insulator in the connecting / fixing process of the connecting rubber sleeve and the connecting rubber sleeve; therefore, the condition of discharge and / or short circuit of the insulator is effectively overcome, and meanwhile, as the reinforcing part is added, the stable support of the insulator can be ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of for high-voltage insulator connecting rubber sleeve, belong to the technical field of reactor. BACKGROUND

[0002] With the development of China's electric power industry, more and more substations access line uses power cable, and the capacitive current generated by cable can affect the quality of electric energy, so more and more substations use reactor (such as air-core reactor) to compensate the capacitive current generated by cable to improve the quality of electric energy. Because of the use process, the insulator used by reactor may appear unplanned discharge phenomenon, which may be due to the dirt, moisture and cracks on the surface of insulator; This discharge condition not only affects the service life of the equipment, but also brings safety hazards to the workers. For the above discharge phenomenon, the insulator used at present needs to play the role of isolation and support, but at the same time, rubber sleeve is added outside the insulator to improve the insulation performance.

[0003] But the above-mentioned way of adding rubber sleeve also has certain degree of deficiency. In order to ensure the supporting effect of insulator, different connecting structures will be set, and the existing rubber sleeve cannot be tightly attached to the insulator, so the effect of improving discharge problem is limited; At the same time, due to the increase of new structure on the insulator, it does not play the effect of stable support, and even affects the maintenance and replacement of insulator. UTILITY MODEL CONTENT

[0004] Therefore, the purpose of the utility model is to provide a connecting rubber sleeve for high-voltage insulator, to ensure the insulation and supporting effect of insulator.

[0005] In order to achieve the above purpose, the utility model provides a connecting rubber sleeve for high-voltage insulator, comprising:

[0006] Sealing part, set in the inner side of the connecting rubber sleeve, attached to the surface of the insulator;

[0007] Outer side part, which is an integral structure with the sealing part;

[0008] Reinforcing part, set between the sealing part and the outer side part, for supporting the sealing part and outer side part.

[0009] Further, the reinforcing part is metal mesh and / or fiber cloth.

[0010] Further, the connecting rubber sleeve is made of silicone rubber.

[0011] Further, the connecting rubber sleeve is added with a fixing part for fixing the connecting rubber sleeve and the insulator.

[0012] Further, an adhesive layer is arranged between the sealing part and the insulator.

[0013] Further, the sealing part is provided with a thickening layer at the edge.

[0014] Further, the connecting rubber sleeve is circular.

[0015] Further, the sealing part is provided with a plurality of sealing grooves.

[0016] By adopting the above technical scheme, the connecting rubber sleeve for the high-voltage insulator provided by the embodiment of the utility model is divided into a sealing part and a reinforcing part, and the reinforcing part is arranged between the two parts, so that the mechanical strength and durability of the connecting rubber sleeve are improved, and in the process of connecting / fixing the connecting rubber sleeve, the sealing part and the surface of the insulator form a sealing surface, so that the situation of discharge and / or short circuit of the insulator is effectively overcome, and meanwhile, the reinforcing part is arranged, so that the stable support of the insulator is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 The utility model provides a front view for a connecting rubber sleeve for a high-voltage insulator;

[0018] Figure 2 The utility model provides a rear view for a connecting rubber sleeve for a high-voltage insulator.

[0019] In the drawing: 1, sealing part;2, outer side part;3, fixed part;4, thickening layer. DETAILED DESCRIPTION

[0020] The utility model will be further explained in detail by the drawings and specific embodiments. The dirt, moisture and crack on the surface of the existing electric reactor insulator exist, and then lead to the situation of discharge, the rubber sleeve added for the situation cannot be closely attached to the insulator, and then the expected improvement effect for the discharge problem cannot be achieved, and although the protection mechanism is added, the support effect of the insulator is not improved.

[0021] EMBODIMENT

[0022] As shown in Figure 1 and Figure 2 The utility model provides a connecting rubber sleeve for a high-voltage insulator, which comprises:

[0023] The sealing part 1 is arranged on the inner side of the connecting rubber sleeve and attached to the surface of the insulator. The shape of the sealing part 1 corresponding to the part of the insulator should be matched, so as to ensure close attachment and adapt to the slight deformation and displacement of the connecting part of the two;

[0024] The material used is preferably a high-elasticity material to meet the needs of bending and stretching, while also needing to consider weather resistance, chemical corrosion resistance, and good adhesion properties. The material includes, but is not limited to, silicone rubber, which can have good compatibility with the material of the insulator to avoid chemical reactions or physical wear in long-term use. The above-mentioned material is treated in a special way to improve its weather resistance, corrosion resistance, and anti-aging properties; the special treatment can be the addition of antioxidants, UV-resistant agents, or other chemical additives.

[0025] For the sealing part 1, a sealing lip or sealing surface can be used to adhere to the insulator. The sealing lip is essentially a thickened layer 4 provided at the edge of the sealing part 1.

[0026] In order to achieve the desired effect of adhesion, an adhesive layer can be included between the sealing part 1 and the insulator. The adhesive layer can be solid or gel-like, and the sealing part 1 can be provided with multiple sealing grooves for accommodating the gel-like material, and the sealing grooves can improve the adhesion between the sealing part 1 and the insulator.

[0027] The outer part 2 is an integral structure with the sealing part 1.

[0028] The reinforcing part is provided between the sealing part 1 and the outer part 2 to support the sealing part 1 and the outer part 2. The reinforcing part can be a metal mesh and / or a fiber cloth. In an alternative fact way, the reinforcing part can be provided between the sealing part 1 and the insulator.

[0029] It should be noted that the connecting sleeve is provided with a fixing part 3 for fixing the connecting sleeve to the insulator. The fixing part 3 can be a clip, a bolt, a buckle, or other components with fixing function, and the size of the fixing part 3 needs to be pre-set according to the size of the connecting sleeve and the insulator. The connecting sleeve can be provided in a circular ring shape to improve the fixing effect of the fixing part 3.

[0030] The connecting rubber sleeve meets the requirements of relevant national or international standards to ensure its quality and reliability, which can include requirements of electrical performance, mechanical performance, sealing performance and the like. It should be noted that the connecting mode of the connecting rubber sleeve and the insulator has a margin of 3-5mm from the ground of the insulator to facilitate installation. The connecting rubber sleeve for high-voltage insulator provided by the embodiment of the present application is divided into a sealing part and a reinforcing part, and a reinforcing part is added between the two, thereby improving the mechanical strength and durability of the connecting rubber sleeve. In the process of connecting / fixing the connecting rubber sleeve, the sealing part forms a sealing surface with the surface of the insulator, thereby effectively overcoming the situation of discharge and / or short circuit of the insulator. At the same time, due to the addition of the reinforcing part, the stable support of the insulator can be ensured. Obviously, the above embodiment is only an example for clearly illustrating, but not a limitation to the embodiments. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, it is not necessary and impossible to enumerate all the embodiments. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A connecting sleeve for high voltage insulators, characterized in that The utility model relates to a connecting rubber sleeve for insulator, which comprises: a sealing part (1) arranged on the inner side of the connecting rubber sleeve and adhered to the surface of the insulator; an outer side part (2) in an integral structure with the sealing part (1); a reinforcing part arranged between the sealing part (1) and the outer side part (2) and used for supporting the sealing part (1) and the outer side part (2).

2. The connecting sleeve for high voltage insulator as claimed in claim 1, wherein: The reinforcing part is a metal mesh and / or a fiber cloth.

3. The connecting sleeve for high voltage insulator as claimed in claim 1, wherein: The connecting rubber sleeve is made of silicone rubber.

4. The connecting sleeve for high voltage insulator as claimed in claim 1, wherein: The connecting rubber sleeve is provided with a fixing part (3) for fixing the connecting rubber sleeve to the insulator.

5. The connecting sleeve for high voltage insulator as claimed in claim 1 or 4, wherein: An adhesive layer is arranged between the sealing part (1) and the insulator.

6. The connecting sleeve for high voltage insulator as claimed in claim 1, wherein: The sealing part (1) is provided with a thickened layer (4) at the edge.

7. The connecting sleeve for high voltage insulator as claimed in claim 5, wherein: The connecting rubber sleeve is in a circular ring shape.

8. The connecting sleeve for high voltage insulator as claimed in claim 1, wherein: The sealing part (1) is provided with a plurality of sealing grooves.

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