High-voltage column type insulator iron cap structure

Abstract

The utility model discloses an iron cap structure of a high-voltage column type insulator, which comprises an adjustable mounting iron cap arranged at the upper end of the column type insulator to be connected with a high-voltage cable; the adjustable mounting iron cap comprises a connecting cylinder, an adjusting structure and a locking swivel, the connecting cylinder is fixedly connected to the upper end of the column insulator, and an external thread is arranged at the lower end of the outer part of the connecting cylinder; the adjusting structure is rotationally mounted at the upper end of the connecting cylinder, and the adjustable mounting iron cap is mounted and adjusted by rotating the adjusting structure; an inner thread is arranged in the locking rotating ring, the locking rotating ring is in threaded connection to the lower end of the outer portion of the connecting cylinder through the inner thread, and the locking rotating ring is rotated to move upwards along the connecting cylinder so as to abut against and fix the adjusting structure; based on the technical scheme of the high-voltage column type insulator iron cap structure, compared with a traditional column type insulator, the installation convenience can be effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of post insulators, in particular to an iron cap structure of a high-voltage post insulator. Background Art

[0002] Insulators are primarily used in power systems for transmission lines, substations, electrical equipment, and other specialized industries such as rail transit, connecting conductors or components at different potentials and providing insulation and support. Examples include disc-shaped suspension insulators and long rod insulators used for tension or suspension of high-voltage lines; rod-shaped support insulators used for substation busbars or equipment support; and hollow-core insulators used for transformer bushings, switchgear, capacitors, or instrument transformers.

[0003] When installing cables on high-voltage towers, high-voltage post insulators are usually required. Since high-voltage towers usually have many cable lines and complex installation, conventional post insulators are inconvenient to install and difficult to adjust for cable installation. In view of this, the present invention proposes a high-voltage post insulator iron cap structure that can effectively improve installation convenience compared to traditional post insulators.

[0004] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as an admission or any form of suggestion that the information constitutes the prior art already known to those skilled in the art. Utility Model Content

[0005] The utility model discloses a high-voltage post insulator iron cap structure, which is based on an adjustable post insulator iron cap structure and has simple adjustment and installation operations. Compared with traditional post insulators, it can effectively improve the convenience of installation.

[0006] To achieve the above objectives, the present invention provides the following technical solutions:

[0007] In the technical solution of a high-voltage post insulator iron cap structure of the utility model, it includes an adjustable mounting iron cap, which is configured at the upper end of the post insulator to connect the high-voltage cable; the adjustable mounting iron cap includes a connecting cylinder, an adjustment structure and a locking swivel, the connecting cylinder is fixedly connected to the upper end of the post insulator, and the outer lower end of the connecting cylinder is provided with an external thread; the adjustment structure is rotatably mounted on the upper end of the connecting cylinder, and the adjustable mounting iron cap is installed and adjusted by rotating the adjustment structure; the interior of the locking swivel is provided with an internal thread, and the locking swivel is threadedly connected to the outer lower end of the connecting cylinder through the internal thread, and the locking swivel is moved upward along the connecting cylinder by rotating it to tightly fix the adjustment structure.

[0008] Furthermore, a circular rotating groove is provided at the outer upper end of the connecting cylinder, and a circular rotating ring is connected to the interior of the adjusting structure. The adjusting structure is rotatably installed in the circular rotating groove through the circular rotating ring.

[0009] Furthermore, a mounting structure is rotatably installed in the adjustment structure, connecting shafts are provided on both sides of the mounting structure, connecting holes are opened on both sides of the adjustment structure, and the mounting structure is rotatably installed and connected in the connecting holes through the connecting shafts.

[0010] In the technical solution of the present utility model, several groups of limiting holes are also provided on the connecting shaft, and a through hole is provided at the inner lower end of the connecting hole, and the through hole passes through the lower end surface of the connecting cylinder. A limiting rod is provided inside the through hole, and the length of the limiting rod is greater than the length of the through hole. When the locking ring moves upward along the connecting cylinder, the upper end surface of the locking ring presses against the lower end of the limiting rod and drives the limiting rod to move upward, and the upper end of the limiting rod moves upward to enter the limiting hole and clamp the connecting shaft.

[0011] Effective gain: In summary, the utility model proposes a high-voltage post insulator iron cap structure. In the technical solution of the utility model, based on an adjustable post insulator iron cap structure, a rotationally arranged adjustment structure and a rotationally arranged installation structure are adopted to realize the adjustable function of the post insulator iron cap structure. At the same time, the adjustment can be fixed and loosened by rotating the locking ring upward and downward. The operation is simple and convenient. Compared with traditional post insulators, it can effectively improve the adjustability and convenience of installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 Schematic diagram of the structure of a high-voltage post insulator according to the utility model;

[0013] Figure 2 Schematic diagram of a high-voltage post insulator and its iron cap structure according to the utility model;

[0014] Figure 3 A schematic diagram of the structure of an iron cap structure according to the utility model Figure 1 ;

[0015] Figure 4 A schematic diagram of the structure of an iron cap structure according to the utility model Figure 2 ;

[0016] Figure 5 For Figure 3 A magnified view of the structure of the middle X region;

[0017] Figure 6A schematic diagram of the adjustment and installation process of an iron cap structure according to the present invention;

[0018] In the figure: A1, adjustable mounting iron cap; A110, connecting cylinder; A111, external thread; A112, circular rotating groove; A120, adjustment structure; A121, circular swivel; A122, connecting hole; A123, through hole; A130, locking swivel; A131, internal thread; A140, mounting structure; A141, connecting shaft; A142, limit hole; A150, limit rod. DETAILED DESCRIPTION

[0019] In order to make the purpose, features, and advantages of the present invention more obvious and easy to understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described below are only part of the embodiments of the present invention, not all of 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.

[0020] The technical solution of the present invention will be further described below with reference to the accompanying drawings and through specific implementation methods.

[0021] In the description of the present invention, it should be understood that the terms "upper", "lower", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention 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 invention.

[0022] In addition, in the description of the present invention, “several” means two or more than two, unless otherwise clearly and specifically defined.

[0023] Based on the problems raised in the above background technology, the embodiment of the present utility model proposes a high-voltage column insulator iron cap structure. Figure 1 and Figure 2 FIG. 1 is a structural diagram of a high-voltage post insulator and its iron cap structure according to the utility model, as shown in FIG. Figure 1 and Figure 2 As shown, this embodiment includes an adjustable mounting iron cap A1, which is configured at the upper end of the post insulator to connect the high-voltage cable.

[0024] Figure 3 and Figure 4 FIG. 1 is a structural diagram of an iron cap structure according to the present invention, as shown in FIG. Figure 3 and Figure 4As shown, the adjustable mounting iron cap A1 includes a connecting barrel A110, an adjusting structure A120 and a locking swivel A130, the connecting barrel A110 is fixedly connected to the upper end of the column insulator, and the outer lower end of the connecting barrel A110 is provided with external threads A111; the adjusting structure A120 is rotatably installed at the upper end of the connecting barrel A110, and the adjustable mounting iron cap A1 is adjusted by rotating the adjusting structure A120; the locking swivel A130 is internally provided with internal threads A131, and the locking swivel A130 is threadedly connected to the outer lower end of the connecting barrel A110 through the internal threads A131, and the locking swivel A130 is moved upward along the connecting barrel A110 to tightly fix the adjusting structure A120 by rotating the locking swivel A130, so as to further fix the position of the rotatable adjusting structure A120.

[0025] Specifically, the outer upper end of the connecting barrel A110 is also provided with a circular rotating groove A112, and the adjusting structure A120 is internally connected with a circular rotating ring A121, and the adjusting structure A120 is rotatably installed in the circular rotating groove A112 through the circular rotating ring A121, when the locking swivel A130 tightly fixes the adjusting structure A120 upward, the upper end face of the circular rotating ring A121 tightly abuts against the inner upper end face of the circular rotating groove A112, so as to position the circular rotating ring A121 in the circular rotating groove A112, thereby positioning the adjusting structure A120.

[0026] Figure 5 To fix the position of the adjusting structure A120, the adjusting structure A120 is internally provided with a mounting structure A140, and the mounting structure A140 is rotatably installed in the adjusting structure A120. Figure 3 As shown in the enlarged view of the structure of the X area in FIG. 4, the mounting structure A140 is rotatably installed in the adjusting structure A120. Figure 3 and Figure 5 As shown, the adjusting structure A120 is internally rotatably provided with the mounting structure A140, and the mounting structure A140 is provided with connecting shafts A141 on both sides, and the adjusting structure A120 is provided with connecting holes A122 on both sides, and the mounting structure A140 is rotatably installed and connected in the connecting holes A122 through the connecting shafts A141, and the mounting structure A140 can be adjusted by rotating the connecting shafts A141, as shown in FIG. 5. Figure 6

[0027] Specifically, the connecting shafts A141 are provided with a plurality of limiting holes A142, the inner lower end of the connecting holes A122 is provided with a through hole A123, the through hole A123 penetrates the lower end face of the connecting barrel A110, the inner portion of the through hole A123 is provided with a limiting rod A150, the length of the limiting rod A150 is greater than the length of the through hole A123, when the locking swivel A130 moves upward along the connecting barrel A110, the upper end face of the locking swivel A130 abuts against the lower end of the limiting rod A150 and drives the limiting rod A150 to move upward, the upper end of the limiting rod A150 moves into the limiting hole A142 to clamp and position the connecting shaft A141, and the clamping and positioning of the connecting shaft A141 further realizes the positioning of the mounting structure A140. ​

[0028] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A high voltage post insulator cap structure, characterized in that: It comprises an adjustable mounting iron cap (A1) which is arranged on the upper end of the post insulator to connect the high-voltage cable; the adjustable mounting iron cap (A1) comprises: A connecting cylinder (A110) is fixedly connected to the upper end of the post insulator, and an external thread (A111) is provided at the outer lower end of the connecting cylinder (A110); An adjusting structure (A120) is rotatably mounted on the upper end of the connecting cylinder (A110), and the adjustable mounting iron cap (A1) is installed and adjusted by rotating the adjusting structure (A120); A locking swivel (A130) is provided with an internal thread (A131) and is threadedly connected to the outer lower end of the connecting cylinder (A110) via the internal thread (A131). The locking swivel (A130) is rotated to move upward along the connecting cylinder (A110) to tighten and fix the adjustment structure (A120).

2. A high voltage post insulator cap structure according to claim 1, characterized in that: A circular rotating groove (A112) is further provided at the outer upper end of the connecting cylinder (A110), and a circular rotating ring (A121) is connected to the interior of the adjusting structure (A120). The adjusting structure (A120) is rotatably installed in the circular rotating groove (A112) via the circular rotating ring (A121).

3. The high voltage post insulator cap structure according to claim 1, characterized in that: A mounting structure (A140) is also rotatably mounted in the adjustment structure (A120), and connecting shafts (A141) are provided on both sides of the mounting structure (A140). Connecting holes (A122) are opened on both sides of the adjustment structure (A120), and the mounting structure (A140) is rotatably mounted and connected in the connecting holes (A122) via the connecting shafts (A141).

4. A high voltage post insulator cap structure according to claim 3, characterized in that: A plurality of groups of limiting holes (A142) are provided on the connecting shaft (A141), a through hole (A123) is provided at the lower end of the inner portion of the connecting hole (A122), the through hole (A123 passes through the lower end surface of the connecting cylinder (A110), a limiting rod (A150) is provided inside the through hole (A123), the length of the limiting rod (A150) is greater than the length of the through hole (A123), and when the locking rotating ring (A130) moves upward along the connecting cylinder (A110), the upper end surface of the locking rotating ring (A130) abuts against the lower end of the limiting rod (A150) and drives the limiting rod (A150) to move upward, and the upper end of the limiting rod (A150) moves upward to enter the limiting hole (A142) and clamp the connecting shaft (A141).

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