Rotary isolating switch

Abstract

The utility model discloses a rotary disconnecting switch, which belongs to the technical field of rotary disconnecting switches and comprises a switch body, a bearing is arranged at the top of the switch body, a rotating shaft is sleeved in the bearing, a connecting block is fixedly connected to the top end of the rotating shaft, and a connecting cylinder is clamped on the surface of the connecting block. The rotary disconnecting switch comprises a switch body, a connecting cylinder is arranged in the switch body, a rotary knob is arranged in the connecting cylinder, a protective assembly is arranged between the connecting cylinder and the switch body, and a supporting plate is fixedly connected to the top of the connecting cylinder. The rotary disconnecting switch has the advantages that the supporting plate and the rotary knob can be conveniently disassembled and assembled by arranging the connecting block and the connecting cylinder, and the connecting cylinder and the rotary shaft can be protected by arranging the protective assembly; damage caused by external force can be effectively prevented, meanwhile, the situation that dust is accumulated in the connecting cylinder and the rotating shaft can be reduced, the supporting plate, the connecting cylinder, the connecting block and the rotating shaft can be driven to rotate by rotating the rotary knob, and the rotating shaft can be conveniently controlled.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary disconnectors, and more specifically, it relates to a rotary disconnector. Background Art

[0002] The disconnector is one of the most widely used electrical appliances in high-voltage switchgear. As the name implies, the disconnector mainly plays an isolating role in the circuit. At present, the disconnectors at home and abroad can generally be divided into two forms: knife-switch type and rotary type from the structural form, and the rotary disconnector is used more and more widely.

[0003] However, most of the existing rotary disconnectors have the problems that it is inconvenient to disassemble and assemble the knob, and at the same time, the structural protection and dust prevention effects are not good. Summary of the Utility Model

[0004] (I) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the existing technology, the purpose of the utility model is to provide a rotary disconnector, which has the characteristics of being convenient for disassembling and assembling the knob, high structural protection effect and good dust prevention effect.

[0006] (II) Technical Solutions

[0007] To achieve the above purpose, the utility model provides a rotary disconnector, including a switch body. A bearing is arranged at the top of the switch body, a rotating shaft is sleeved inside the bearing, a connecting block is fixedly connected to the top end of the rotating shaft, a connecting cylinder is clamped on the surface of the connecting block, a protection component is arranged between the connecting cylinder and the switch body, a support plate is fixedly connected to the top of the connecting cylinder, and a knob is fixedly connected to the top of the support plate.

[0008] When using the rotary disconnector of this technical solution, by setting the connecting block and the connecting cylinder, it is convenient to disassemble and assemble the support plate and the knob. By setting the protection component, the connecting cylinder and the rotating shaft can be protected, and it can effectively prevent them from being damaged by external forces. At the same time, it can reduce the dust accumulation inside the connecting cylinder and on the rotating shaft. By rotating the knob, the support plate, the connecting cylinder, the connecting block and the rotating shaft can be driven to rotate, which is convenient to control the rotating shaft.

[0009] Further, the cross-sectional shape of the connecting block is a regular hexagon.

[0010] Further, a limiting plate is fixedly connected to the surface of the connecting block, and the connecting cylinder is lapped on one side of the limiting plate.

[0011] Further, the protection component includes an external threaded post, which is fixedly connected to the top of the switch body. An installation sleeve is threadedly connected to the surface of the external threaded post. A support sleeve is fixedly connected to the top of the installation sleeve. A protection plate is fixedly connected to the inside of the support sleeve. The connecting cylinder is sleeved inside the protection plate.

[0012] Further, a wiring terminal is arranged on the surface of the switch body.

[0013] (III) Beneficial effects

[0014] In summary, the present utility model has the following beneficial effects:

[0015] 1. By providing the connecting block and the connecting cylinder, the disassembly and assembly of the support plate and the knob can be facilitated. By providing the protection component, the connecting cylinder and the rotating shaft can be protected, effectively preventing damage caused by external forces, and at the same time reducing the accumulation of dust inside the connecting cylinder and on the rotating shaft;

[0016] 2. By rotating the knob, the support plate, the connecting cylinder, the connecting block and the rotating shaft can be driven to rotate, facilitating the control of the rotating shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the specific embodiments of the present utility model or the technical solutions in the prior art, the following will briefly introduce the drawings required for the description of the specific embodiments or the prior art. Obviously, the following drawings are only one embodiment of the present utility model, and those of ordinary skill in the art can obtain other drawings based on these drawings without creative efforts.

[0018] Figure 1 It is a front view structural diagram of the present utility model;

[0019] Figure 2 It is a front view sectional structural diagram of the present utility model;

[0020] Figure 3 For the present utility model Figure 2 The structural diagram at position A;

[0021] Figure 4 It is a structural diagram of the protection component in the present utility model.

[0022] The reference signs in the drawings are:

[0023] 1. Switch body; 2. Wiring terminal; 3. Knob; 4. Support plate; 5. Protection component; 501. Installation sleeve; 502. Support sleeve; 503. External threaded post; 504. Protection plate; 6. Bearing; 7. Rotating shaft; 8. Connecting block; 9. Limiting plate; 10. Connecting cylinder. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] In order to make the technical means, creative features, achieved purposes and effects realized by the present utility model easy to understand, the technical solutions in the specific embodiments of the present utility model will be clearly and completely described below to further elaborate the present utility model. Obviously, the described specific embodiments are only a part of the embodiments of the present utility model, rather than all the styles.

[0025] Embodiment:

[0026] The following will further elaborate on the present utility model in conjunction with the attached Figures 1-4 drawings.

[0027] Please refer to Figures 1-4 , the present utility model provides a technical solution: a rotary disconnector, including a switch body 1, a bearing 6 is arranged at the top of the switch body 1, a rotating shaft 7 is sleeved inside the bearing 6, a connecting block 8 is fixedly connected to the top end of the rotating shaft 7, and a connecting cylinder 10 is clamped on the surface of the connecting block 8. By setting the connecting block 8 and the connecting cylinder 10, the disassembly and assembly of the support plate 4 and the knob 3 can be facilitated. A protection component 5 is arranged between the connecting cylinder 10 and the switch body 1. By setting the protection component 5, the connecting cylinder 10 and the rotating shaft 7 can be protected, and it can effectively prevent them from being damaged by external forces. At the same time, the accumulation of dust inside the connecting cylinder 10 and the rotating shaft 7 can be reduced. A support plate 4 is fixedly connected to the top of the connecting cylinder 10, and a knob 3 is fixedly connected to the top of the support plate 4. By rotating the knob 3, the support plate 4, the connecting cylinder 10, the connecting block 8 and the rotating shaft 7 can be driven to rotate, facilitating the control of the rotating shaft 7.

[0028] Specifically, the cross-sectional shape of the connecting block 8 is a regular hexagon, and a limiting plate 9 is fixedly connected to the surface of the connecting block 8. The connecting cylinder 10 is lapped on one side of the limiting plate 9.

[0029] By adopting the above technical solution, by setting the cross-sectional shape of the connecting block 8 as a regular hexagon, the stability of the installation connection between the connecting cylinder 10 and the connecting block 8 is ensured.

[0030] Specifically, the protection component 5 includes an external thread column 503, the external thread column 503 is fixedly connected to the top of the switch body 1, an installation sleeve 501 is threadedly connected to the surface of the external thread column 503, a support sleeve 502 is fixedly connected to the top of the installation sleeve 501, a protection plate 504 is fixedly connected to the inner side of the support sleeve 502, the connecting cylinder 10 is sleeved inside the protection plate 504, and a wiring terminal 2 is arranged on the surface of the switch body 1.

[0031] By adopting the above technical solution, by setting the external thread column 503, the disassembly and assembly of the installation sleeve 501, the support sleeve 502 and the protection plate 504 are facilitated. By setting the protection plate 504, the internal structure can be protected.

[0032] The working principle of the present utility model is as follows:

[0033] When installing the structure, the protection component 5 can be first installed on the top of the switch body 1. At this time, the connecting cylinder 10 can be clamped on the surface of the connecting block 8 to realize the installation of the knob 3. When using the structure, the knob 3 can be directly rotated to drive the support plate 4, the connecting cylinder 10, the connecting block 8 and the rotating shaft 7 to rotate, so as to control the switch body 1.

[0034] This specific embodiment is only an explanation of the present utility model, and it is not a limitation of the present utility model. After reading this specification, those skilled in the art can make modifications to this embodiment without creative contributions according to needs, but as long as it is within the scope of the claims of the present utility model, it is protected by the patent law.

Claims

1. A rotary isolating switch, comprising a switch body (1), characterized in that: A bearing (6) is arranged at the top of the switch body (1), a rotating shaft (7) is sleeved inside the bearing (6), a connecting block (8) is fixedly connected to the top of the rotating shaft (7), a connecting cylinder (10) is clamped on the surface of the connecting block (8), a protective component (5) is arranged between the connecting cylinder (10) and the switch body (1), a supporting plate (4) is fixedly connected to the top of the connecting cylinder (10), and a knob (3) is fixedly connected to the top of the supporting plate (4).

2. A rotary isolating switch according to claim 1, characterized in that: The cross-sectional shape of the connecting block (8) is a regular hexagon.

3. A rotary isolating switch according to claim 1, characterized in that: The surface of the connection block (8) is fixedly connected to a limiting plate (9), and the connection tube (10) is overlapped on one side of the limiting plate (9).

4. A rotary isolating switch according to claim 1, characterized in that: The protective component (5) comprises an external threaded column (503), the external threaded column (503) is fixedly connected to the top of the switch body (1), a mounting sleeve (501) is threadedly connected to the surface of the external threaded column (503), a support sleeve (502) is fixedly connected to the top of the mounting sleeve (501), a protective plate (504) is fixedly connected to the inner side of the support sleeve (502), and the connecting tube (10) is sleeved inside the protective plate (504).

5. A rotary isolating switch according to claim 1, characterized in that: A connection terminal (2) is provided on the surface of the switch body (1).

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