Composite insulating bushing

Abstract

The application provides a composite insulating sleeve, which comprises a mounting plate, a mounting hole, a connecting ring, a busbar, a telescopic positioning protection pipe structure, a supportable sliding positioning pipe structure, a supportable isolation umbrella skirt structure and a splicing and fixing insulating pipe structure. The mounting plate, the connecting ring, the external umbrella skirt, the isolation sleeve, the isolation cavity, the fixing frame, the support frame, the sleeve joint hole and the insulating sleeve are arranged in cooperation, which is beneficial to achieving the purpose of multiple insulation protection by cooperating the external umbrella skirt and the isolation sleeve and the support frame and the insulating sleeve in the using process. The mounting plate, the connecting ring, the insulating inner pipe, the fixing pipe, the spring, the T-shaped frame and the support wheel are arranged in cooperation, which is beneficial to contacting the inner wall of the connecting ring by the support wheel in the using process, then setting the fixing pipe in the inner middle position of the connecting ring, facilitating the support work in the using process and preventing the fixing pipe from being damaged due to inclination in the using process.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of insulating sleeves, in particular to a composite insulating sleeve. BACKGROUND

[0002] The insulating sleeve is an insulator for passing through a live conductor. As an important type of insulating material, it is mainly used in the construction of dry transformers, reactors, circuit breakers and other power equipment and walls, and bears the functions of ground insulation, support and current carrying. It is widely used. The existing composite insulating sleeve is inconvenient for multiple insulation work during use, inconvenient for internal insulating tube support work during use, and inconvenient for umbrella skirt paper layer isolation during use. SUMMARY

[0003] In order to solve the above technical problems, the present application provides a composite insulating sleeve, which is provided with multiple insulation mechanisms during use, facilitates multiple insulation work during use, is provided with an internal support mechanism during use, facilitates internal insulating tube support work, and is provided with an umbrella skirt isolation support mechanism during use to prevent the umbrella skirt from being damaged.

[0004] A composite insulating sleeve, comprising a mounting plate, the bottom end of the mounting plate is provided with mounting holes; the upper end of the mounting plate is provided with connecting rings on the left and right sides; the connecting rings are provided with busbars; the outer wall of the busbar is provided with a telescopic positioning protection tube structure; the outer wall of the telescopic positioning protection tube structure is provided with a supportable sliding positioning tube structure; the outer wall of the connecting ring is provided with a supportable isolation umbrella skirt structure; the outer wall of the supportable isolation umbrella skirt structure is provided with a splicable fixed insulating tube structure; the telescopic positioning protection tube structure comprises a positioning ball, the left and right ends of the positioning ball are integrally provided with one end of a splicing tube; the other end of the splicing tube is sleeved with an elastic tube.

[0005] Preferably, the supportable sliding positioning tube structure comprises an insulating inner tube, a fixed tube penetrates the inner tube at the middle position; the outer wall of the fixed tube is fixed with one end of a spring from left to right; the other end of the spring is fixedly connected with a T-shaped frame; the outer end of the T-shaped frame is pivotally connected with a support wheel at the middle position.

[0006] Preferably, the supportable isolation umbrella skirt structure comprises an outer umbrella skirt, the inner umbrella skirt is inserted with an isolation sleeve; the inner umbrella skirt is provided with an isolation cavity at the middle position.

[0007] Preferably, the splicable fixed insulation pipe structure comprises a fixing frame, a support frame is fixed to the right end of the fixing frame, a sleeving hole is formed in the middle of the inner wall of the right end of the support frame, and an insulation sleeve is sleeved on the outer wall of the support frame.

[0008] Compared with the prior art, the present application has the following advantages:

[0009] 1. In the present application, the installation plate, the connecting ring, the outer umbrella skirt, the isolation sleeve, the isolation cavity, the fixing frame, the support frame, the sleeving hole and the insulation sleeve are arranged in cooperation, which is conducive to realizing the purpose of multiple insulation protection by cooperating the outer umbrella skirt with the isolation sleeve and the support frame with the insulation sleeve during use.

[0010] 2. In the present application, the installation plate, the connecting ring, the insulation inner tube, the fixing tube, the spring, the T-shaped frame and the supporting wheel are arranged in cooperation, which is conducive to supporting work during use by contacting the inner wall of the connecting ring with the supporting wheel and then arranging the fixing tube in the middle of the inner wall of the connecting ring, so as to prevent the fixing tube from being damaged due to inclination during use.

[0011] 3. In the present application, the connecting ring, the outer umbrella skirt, the isolation sleeve and the isolation cavity are arranged in cooperation, which is conducive to supporting work of the outer umbrella skirt during use by sleeving the isolation sleeve on the outer wall of the connecting ring, so as to prevent the outer umbrella skirt from being damaged during use. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is a structural schematic diagram of the present application.

[0013] Figure 2 is a structural schematic diagram of the telescopic positioning protection pipe structure of the present application.

[0014] Figure 3 is a structural schematic diagram of the supportable sliding positioning pipe structure of the present application.

[0015] Figure 4 is a structural schematic diagram of the supportable isolation umbrella skirt structure of the present application.

[0016] Figure 5 is a structural schematic diagram of the splicable fixed insulation pipe structure of the present application.

[0017] IN THE DRAWINGS:

[0018] 1. Mounting plate; 2. Mounting hole; 3. Connecting ring; 4. Busbar; 5. Telescopic positioning protective tube structure; 51. Positioning ball; 52. Splicing pipe; 53. Elastic tube; 6. Supportable sliding positioning tube structure; 61. Insulating inner tube; 62. Fixing tube; 63. Spring; 64. T-shaped frame; 65. Support wheel; 7. Supportable isolation umbrella skirt structure; 71. Outer umbrella skirt; 72. Isolation sleeve; 73. Isolation cavity; 8. Spliceable fixed insulating tube structure; 81. Fixing frame; 82. Support frame; 83. Socket hole; 84. Insulating sleeve. Detailed Implementation

[0019] The present invention will now be described in detail with reference to the accompanying drawings, as shown below. Figure 1 and attached Figure 2 As shown, a composite insulating sleeve includes a mounting plate 1, mounting holes 2, connecting rings 3, busbars 4, a retractable positioning protective tube structure 5, a supportable sliding positioning tube structure 6, a supportable isolation umbrella skirt structure 7, and a splicable and fixed insulating tube structure 8. The mounting plate 1 has mounting holes 2 inside its bottom end; the upper end of the mounting plate 1 has connecting rings 3 threaded onto its left and right sides; the connecting rings 3 have busbars 4 threaded through their interiors; the outer wall of the busbars 4 has a retractable positioning protective tube structure 5; the outer wall of the retractable positioning protective tube structure 5 has a supportable sliding positioning tube structure 6; the outer wall of the connecting rings 3 has a supportable isolation umbrella skirt structure 7; and the supportable and fixed insulating tube structure 8... The outer wall of the protective umbrella skirt structure 7 is provided with a splicable and fixed insulating tube structure 8; the retractable positioning protective tube structure 5 includes a positioning ball 51, a splicing tube 52, and an elastic tube 53. The left and right ends of the positioning ball 51 are respectively integrated with one end of the splicing tube 52; the other end of the splicing tube 52 is respectively sleeved with the elastic tube 53; in use, the mounting plate 1 is installed in a suitable position through the mounting hole 2, and the connecting ring 3 is threaded to the upper left and right sides of the mounting plate 1, and then the busbar 4 passes through the interior of the positioning ball 51, the splicing tube 52, and the elastic tube 53 in sequence. The splicing tube 52 and the elastic tube 53 cooperate to facilitate protective work during use.

[0020] In this implementation plan, in conjunction with the appendix Figure 3As shown, the supportable sliding positioning pipe structure 6 comprises an insulating inner pipe 61, a fixed pipe 62, a spring 63, a T-shaped frame 64 and a support wheel 65, a fixed pipe 62 is penetrated in the middle of the inner pipe 61; the outer wall of the fixed pipe 62 is sequentially fixed with one end of the spring 63 from left to right; the other end of the spring 63 is fixedly connected with the T-shaped frame 64; the outer end of the T-shaped frame 64 is pivotally connected with the support wheel 65 in the middle of the inner pipe 61; during use, the insulating inner pipe 61 is penetrated through the inner wall of the connecting ring 3, then the busbar 4 is penetrated through the middle of the inner pipe 61, and the positioning ball 51 is moved to the middle of the inner pipe 61, then the support wheel 65 contacts the inner wall of the connecting ring 3, facilitating the support work of the fixed pipe 62 during use.

[0021] In this embodiment, the accompanying drawings are combined Figure 4 As shown, the supportable isolation umbrella skirt structure 7 comprises an outer umbrella skirt 71, an isolation sleeve 72 and an isolation cavity 73, the isolation sleeve 72 is inserted into the inner part of the outer umbrella skirt 71; the isolation cavity 73 is arranged in the middle of the inner part of the isolation sleeve 72; after the insulating inner pipe 61, the positioning ball 51 and the busbar 4 are fixed, the outer umbrella skirt 71 and the isolation sleeve 72 are respectively sleeved on the outer wall of the connecting ring 3, and the support work of the outer umbrella skirt 71 is performed by the isolation sleeve 72 during use, preventing the damage of the outer umbrella skirt 71 from affecting the insulation work during use.

[0022] In this embodiment, the accompanying drawings are combined Figure 5 As shown, the splicable fixed insulating pipe structure 8 comprises a fixed frame 81, a support frame 82, a sleeving hole 83 and an insulating sleeve 84, the support frame 82 is fixed to the right end of the fixed frame 81; the sleeving hole 83 is arranged in the middle of the inner part of the right end of the support frame 82; the insulating sleeve 84 is sleeved on the outer wall of the support frame 82; then the fixed frame 81 is respectively fixed on the upper part of the left and right sides of the mounting plate 1, and the support frame 82 is sleeved on the outer wall of the connecting ring 3, and then the insulating sleeve 84 is matched, facilitating the purpose of multiple insulation during use.

[0023] In this embodiment, specifically, the busbar 4 penetrates the middle of the inner part of the upper end of the mounting plate 1; the connecting ring 3 is communicated by the mounting plate 1; the mounting hole 2 is arranged in a triangular shape.

[0024] In this embodiment, specifically, the elastic pipe 53 adopts a soft PVC pipe and is communicated with the positioning ball 51 through the splicing pipe 52.

[0025] In this embodiment, specifically, the busbar 4 penetrates the middle of the inner part of the positioning ball 51, the splicing pipe 52 and the elastic pipe 53 in sequence.

[0026] In the embodiment, specifically, the T-shaped bracket 64 is sequentially penetrated through the insulating inner tube 61 from left to right; the spring 63 is arranged between the T-shaped bracket 64 and the fixed tube 62.

[0027] In the embodiment, specifically, the insulating inner tube 61 is penetrated through the inner middle position of the connecting ring 3; the supporting wheels 65 are respectively arranged in contact with the inner wall of the connecting ring 3; the positioning ball 51, the splicing tube 52 and the elastic tube 53 are penetrated through the inner middle position of the fixed tube 62.

[0028] In the embodiment, specifically, the isolating sleeve 72 is a silica gel tube with elasticity and arranged as a soft body.

[0029] In the embodiment, specifically, the isolating sleeve 72 is sleeved on the outer wall of the connecting ring 3; the outer umbrella skirt 71 is respectively arranged on the upper part of the left and right sides of the mounting plate 1.

[0030] In the embodiment, specifically, the supporting bracket 82 is a U-shaped PVC bracket; the insulating sleeve 84 is a rubber sleeve with elasticity.

[0031] In the embodiment, specifically, the fixed bracket 81 is respectively bolted on the upper part of the left and right sides of the mounting plate 1; the fixed bracket 81 is respectively sleeved on the outer wall of the connecting ring 3.

[0032] Working principle

[0033] In the application, when in use, the mounting plate 1 is installed at a suitable position through the mounting hole 2, the connecting ring 3 is respectively threadedly connected on the upper part of the left and right sides of the mounting plate 1, then the busbar 4 is sequentially penetrated through the inside of the positioning ball 51, the splicing tube 52 and the elastic tube 53, and the splicing tube 52 and the elastic tube 53 are cooperated to facilitate the protection work in the process of use; in the process of use, the insulating inner tube 61 is penetrated through the inner wall of the connecting ring 3, then the busbar 4 is penetrated through the inner middle position of the insulating inner tube 61, and the positioning ball 51 is moved to the inner middle position of the insulating inner tube 61, then the supporting wheel 65 contacts the inner wall of the connecting ring 3 to facilitate the supporting work of the fixed tube 62 in the process of use; after the insulating inner tube 61, the positioning ball 51 and the busbar 4 are fixed, the outer umbrella skirt 71 and the isolating sleeve 72 are respectively sleeved on the outer wall of the connecting ring 3, and the isolating sleeve 72 supports the outer umbrella skirt 71 in the process of use to prevent the damage of the outer umbrella skirt 71 from affecting the insulation work in the process of use; then the fixed bracket 81 is respectively fixed on the upper part of the left and right sides of the mounting plate 1, and the supporting bracket 82 is sleeved on the outer wall of the connecting ring 3, then cooperated with the insulating sleeve 84 to facilitate the purpose of multiple insulation in the process of use.

[0034] Any design falling in the protection scope of the present application, which achieves the above technical effects by using the technical solutions of the present application or by using the technical solutions inspired by the technical solutions of the present application, is also within the protection scope of the present application.

Claims

1. A composite insulating bushing, comprising a mounting plate (1), the bottom end of which is internally provided with mounting holes (2); the upper end of the mounting plate (1) is internally provided with connecting rings (3) on the left and right sides respectively; the connecting rings (3) are internally provided with busbars (4); characterized in that, The outer wall of the busbar (4) in the composite insulating sleeve is provided with a retractable positioning protective tube structure (5); the outer wall of the retractable positioning protective tube structure (5) is provided with a supportable sliding positioning tube structure (6); the outer wall of the connecting ring (3) is provided with a supportable isolation umbrella skirt structure (7); the outer wall of the supportable isolation umbrella skirt structure (7) is provided with a splicable fixed insulating tube structure (8); the retractable positioning protective tube structure (5) includes a positioning ball (51), and the left and right ends of the positioning ball (51) are respectively provided with one end of the splicing tube (52); the other end of the splicing tube (52) is respectively sleeved with an elastic tube (53); the supportable sliding positioning The tube structure (6) includes an insulating inner tube (61), through which a fixed tube (62) passes; one end of a spring (63) is fixed to the outer wall of the fixed tube (62) from left to right; the other end of the spring (63) is fixedly connected to a T-shaped frame (64); a support wheel (65) is pin-connected to the inner middle position of the outer end of the T-shaped frame (64); the insulating inner tube (61) passes through the inner middle position of the connecting ring (3); the support wheel (65) is respectively in contact with the inner wall of the connecting ring (3); the positioning ball (51), the splicing tube (52), and the elastic tube (53) pass through the inner middle position of the fixed tube (62).

2. The composite insulating sleeve as described in claim 1, characterized in that, The supportable isolation umbrella skirt structure (7) includes an outer umbrella skirt (71), and an isolation sleeve (72) is inserted inside the outer umbrella skirt (71); an isolation cavity (73) is provided in the middle of the inner part of the isolation sleeve (72).

3. The composite insulating sleeve as described in claim 1, characterized in that, The splicable and fixed insulating tube structure (8) includes a fixing frame (81), and a support frame (82) is fixed to the right end of the fixing frame (81); a sleeve hole (83) is opened in the middle of the right end of the support frame (82); an insulating sleeve (84) is sleeved on the outer wall of the support frame (82).

4. The composite insulating sleeve as described in claim 1, characterized in that, The busbar (4) passes through the middle of the positioning ball (51), splicing pipe (52), and elastic pipe (53) in sequence.

5. The composite insulating sleeve as described in claim 2, characterized in that, The isolation sleeve (72) is fitted onto the outer wall of the connecting ring (3); the outer umbrella skirt (71) is respectively set on the upper part of the left and right sides of the mounting plate (1).

6. The composite insulating sleeve as described in claim 3, characterized in that, The fixing brackets (81) are bolted to the upper left and right sides of the mounting plate (1); the fixing brackets (81) are respectively sleeved on the outer wall of the connecting ring (3).

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