High-voltage electroscope

Abstract

The utility model belongs to the technical field of electroscopes, and particularly relates to a high-voltage electroscope, which comprises a fixed rod, an insulating ring arranged at the bottom of the fixed rod, an insulating handle arranged on one side of the insulating ring, anti-slip lines arranged on the insulating handle, a hanging ring arranged at the bottom of the insulating handle, a movable rod arranged inside the fixed rod, and a pin hole arranged on one side of the movable rod. Fixing pins are arranged on the outer walls of the fixing rods. According to the utility model, the threaded groove, the first sealing ring, the first sealing groove, the protective cover, the threaded ring, the second sealing groove and the second sealing ring are matched for use, the protective cover can effectively protect the electroscope main body, and the electroscope main body is prevented from being damaged in the long-term working and using process. When the electroscope body is damaged easily due to external acting force in the storage process, the first sealing ring is connected with the second sealing groove, and the first sealing groove is connected with the second sealing ring, so that the connection sealing performance between the protective cover and the mounting seat can be effectively improved, and the protection performance of the electroscope body can be further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electroscopes, in particular to a high-voltage electroscope. Background Art

[0002] A high-voltage tester is a safety tool used to detect whether electrical equipment and power lines are energized and is widely used in the power industry. Its primary function is to help electricians confirm the safety of equipment during inspection, maintenance, or operation, thereby avoiding electric shock accidents. A high-voltage tester determines whether electrical equipment is energized by sensing an electric field or directly measuring voltage. When it contacts or comes into contact with or near a live object, the internal circuit reacts, typically indicating the live state by an illuminated indicator light, a sound, or deflection of a meter pointer. High-voltage testers are widely used in power inspection and maintenance, equipment installation and commissioning, and on-site inspections of power facilities. High-voltage testers are important tools for ensuring the safety of electrical work, and their proper use can effectively prevent electric shock and other safety hazards.

[0003] The existing technology has the following deficiencies: The prior art has a publication number CN203465344U that discloses a high-voltage electroscope, comprising a test head with a threaded hole and an insulating rod with an external thread; the insulating rod is connected to the test head through the external thread and the threaded hole; the high-voltage electroscope also includes a parameter display, a voice broadcast device, a test button and a rod clamp arranged on the insulating rod.

[0004] The above-mentioned device has a relatively simple overall structure when in use, and is inconvenient to adjust and use during use. At the same time, it lacks a protective structure for the high-voltage electroscope. During long-term working use or storage, it is easily damaged by external forces, which makes it inconvenient for long-term working use. Utility Model Content

[0005] In view of the deficiencies in the prior art, the present invention provides a high-voltage electroscope to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a high-voltage electroscope, comprising a fixed rod, an insulating ring is provided at the bottom of the fixed rod, an insulating handle is provided on one side of the insulating ring, the insulating handle is provided with anti-slip grooves, a hanging ring is provided at the bottom of the insulating handle, a movable rod is provided inside the fixed rod, a pin hole is provided on one side of the movable rod, a fixing pin is provided on the outer wall of the fixed rod, a mounting seat is fixedly installed on the top of the movable rod, a protective cover is provided on the top of the mounting seat, an electroscope body is provided on the mounting seat, and a threaded connecting rod is provided at the bottom of the electroscope body.

[0007] As a preferred technical solution of the present invention, the insulating ring is made of rubber material, the insulating ring is arranged between the fixing rod and the insulating handle, and the insulating handle is made of alumina material.

[0008] As a preferred technical solution of the present invention, the outer diameter of the movable rod is matched with the inner diameter of the fixed rod, and the movable rod is movably sleeved with the fixed rod.

[0009] As a preferred technical solution of the present invention, a plurality of pin holes are provided, and the pin holes are evenly and symmetrically distributed on one side of the movable rod, and the fixing pins are movably plugged into the pin holes.

[0010] As a preferred technical solution of the present utility model, the mounting seat includes a threaded groove, a first sealing ring, a first sealing groove and a threaded connecting hole. A threaded groove is provided inside the mounting seat, a first sealing ring is provided on one side of the threaded groove, a first sealing groove is provided on one side of the first sealing ring, a threaded connecting hole is provided inside the mounting seat, the outer diameter of the threaded connecting rod is adapted to the inner diameter of the threaded connecting hole, and the electroscope body is fixedly connected to the threaded connecting hole by threaded rotation through the threaded connecting rod.

[0011] As an optimal technical solution of the present utility model, the protective cover includes a threaded ring, a second sealing groove and a second sealing ring. A threaded ring is provided at the bottom of the protective cover, a second sealing groove is provided on the inner side of the threaded ring, a second sealing ring is provided on one side of the second sealing groove, and a moisture-proof layer is provided inside the protective cover. The outer diameter of the threaded ring is adapted to the inner diameter of the thread groove, and the threaded ring is fixedly connected to the threaded groove by thread rotation.

[0012] As an optimal technical solution of the present invention, the inner diameter of the second sealing groove is adapted to the outer diameter of the first sealing ring, the outer diameter of the second sealing ring is adapted to the inner diameter of the first sealing groove, and the first sealing ring and the second sealing ring are movably connected to the second sealing groove and the first sealing groove respectively.

[0013] Compared with the prior art, the present invention provides a high-voltage electroscope with the following beneficial effects:

[0014] 1. This high-voltage electroscope is used in conjunction with an insulating ring and an insulating handle at the bottom of the fixed rod. The insulating ring is made of rubber material, and the insulating handle is made of aluminum oxide material. It can effectively improve the insulation safety of the user's hand-held device, and is convenient for better work use. The fixed rod, the movable rod, the pin hole and the fixed pin are used in conjunction with each other. The movable rod is movably connected to the fixed rod, and the fixed pin is movably plugged into the pin hole. By installing and removing the fixing pin, the overall device can be extended and adjusted, which is convenient for better electrical detection work. By arranging the electroscope body through the threaded connecting rod and the threaded connecting hole, the electroscope body can be conveniently installed and disassembled by rotating it, which is convenient for staff to inspect and maintain it.

[0015] 2. This high-voltage electroscope is used in combination with a threaded groove, a first sealing ring, a first sealing groove, a protective cover, a threaded ring, a second sealing groove and a second sealing ring. The protective cover can effectively protect the electroscope body to prevent it from being damaged by external forces during long-term working use or storage. The first sealing ring is connected to the second sealing groove, and the first sealing groove is connected to the second sealing ring. The connection sealing between the protective cover and the mounting base can be effectively improved, thereby further improving the protection performance of the electroscope body and facilitating better long-term working use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the local structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the mounting base of the utility model;

[0019] Figure 4 This is a schematic diagram of the protective cover structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the main structure of the electroscope of the utility model.

[0021] In the figure: 1. Fixed rod; 2. Insulating ring; 3. Insulating handle; 4. Anti-slip groove; 5. Lifting ring; 6. Movable rod; 7. Pin hole; 8. Fixed pin; 9. Mounting seat; 901. Threaded groove; 902. First sealing ring; 903. First sealing groove; 904. Threaded connecting hole; 10. Protective cover; 1001. Threaded ring; 1002. Second sealing groove; 1003. Second sealing ring; 11. Electroscope body; 12. Threaded connecting rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described 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 efforts are within the scope of protection of the present invention.

[0023] See also Figure 1-5 In this embodiment: a high-voltage electroscope includes a fixed rod 1, an insulating ring 2 is provided at the bottom of the fixed rod 1, an insulating handle 3 is provided on one side of the insulating ring 2, the insulating handle 3 is provided with anti-slip grooves 4, and a hanging ring 5 is provided at the bottom of the insulating handle 3. A movable rod 6 is provided inside the fixed rod 1, a pin hole 7 is provided on one side of the movable rod 6, a fixing pin 8 is provided on the outer wall of the fixed rod 1, a mounting seat 9 is fixedly installed on the top of the movable rod 6, a protective cover 10 is provided on the top of the mounting seat 9, an electroscope body 11 is provided on the mounting seat 9, and a threaded connecting rod 12 is provided at the bottom of the electroscope body 11.

[0024] Reference Figure 1 and Figure 2 , the insulating ring 2 is made of rubber material, the insulating ring 2 is arranged between the fixing rod 1 and the insulating handle 3, and the insulating handle 3 is made of alumina material;

[0025] Specifically: by using the insulating ring 2 and the insulating handle 3 in combination, the insulation safety of the user holding the handle can be effectively improved, making it more convenient for the user to work.

[0026] Reference Figure 1 and Figure 2 , the outer diameter of the movable rod 6 is adapted to the inner diameter of the fixed rod 1, and the movable rod 6 is movably connected to the fixed rod 1; a plurality of pin holes 7 are provided, and the pin holes 7 are evenly and symmetrically distributed on one side of the movable rod 6, and the fixed pin 8 is movably connected to the pin hole 7;

[0027] Specifically: by disassembling the fixing pin 8, the movable rod 6 can be conveniently adjusted for telescopic movement.

[0028] Reference Figure 1 、 Figure 2 、 Figure 3 and Figure 4 The mounting base 9 includes a threaded groove 901, a first sealing ring 902, a first sealing groove 903 and a threaded connection hole 904. The mounting base 9 is provided with a threaded groove 901, a first sealing ring 902 is provided on one side of the threaded groove 901, a first sealing groove 903 is provided on one side of the first sealing ring 902, and a threaded connection hole 904 is provided inside the mounting base 9. The outer diameter of the threaded connecting rod 12 is adapted to the inner diameter of the threaded connection hole 904. The electroscope body 11 is threadedly rotated and fixedly connected to the threaded connection hole 904 through the threaded connecting rod 12;

[0029] Specifically, by rotating the electroscope body 11 , it can be conveniently and quickly fixed, installed, and disassembled.

[0030] Reference Figure 1 and Figure 4 The protective cover 10 includes a threaded ring 1001, a second sealing groove 1002 and a second sealing ring 1003. The threaded ring 1001 is provided at the bottom of the protective cover 10, and the second sealing groove 1002 is provided inside the threaded ring 1001. A second sealing ring 1003 is provided on one side of the second sealing groove 1002. A moisture-proof layer is provided inside the protective cover 10. The outer diameter of the threaded ring 1001 is adapted to the inner diameter of the threaded groove 901, and the threaded ring 1001 is threadedly and fixedly connected to the threaded groove 901; the inner diameter of the second sealing groove 1002 is adapted to the outer diameter of the first sealing ring 902, and the outer diameter of the second sealing ring 1003 is adapted to the inner diameter of the first sealing groove 903. The first sealing ring 902 and the second sealing ring 1003 are movably connected to the second sealing groove 1002 and the first sealing groove 903 respectively;

[0031] Specifically, the protective cover 10 can effectively protect the electroscope body 11 and improve the connection and installation sealing between the electroscope body 11 and the mounting base 9.

[0032] The working principle and usage process of the present utility model are as follows: the operator can effectively improve the insulation safety performance of the user's hand-held device by arranging an insulating ring 2 and an insulating handle 3 at the bottom of the fixed rod 1. By removing the fixing pin 8, the movable rod 6 can be telescopically adjusted, which facilitates the extended use of the electroscope main body 11. By rotating the protective cover 10, the protective cover 10 can be easily installed and removed, making it convenient for the electroscope main body 11 to perform electrical testing. At the same time, the electroscope main body 11 can be effectively protected to prevent the electroscope main body 11 from being easily damaged by external forces during storage.

[0033] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A high-voltage electroscope, comprising a fixing rod (1), characterized in that: The bottom of the fixed rod (1) is provided with an insulating ring (2), one side of the insulating ring (2) is provided with an insulating handle (3), the insulating handle (3) is provided with anti-slip grooves (4), the bottom of the insulating handle (3) is provided with a hanging ring (5), the interior of the fixed rod (1) is provided with a movable rod (6), one side of the movable rod (6) is provided with a pin hole (7), the outer wall of the fixed rod (1) is provided with a fixing pin (8), the top of the movable rod (6) is fixedly installed with a mounting seat (9), the top of the mounting seat (9) is provided with a protective cover (10), the mounting seat (9) is provided with an electroscope body (11), and the bottom of the electroscope body (11) is provided with a threaded connecting rod (12).

2. A high-voltage electroscope according to claim 1, characterized in that: The insulating ring (2) is made of a rubber material, and the insulating ring (2) is arranged between the fixing rod (1) and the insulating handle (3), and the insulating handle (3) is made of an aluminum oxide material.

3. A high-voltage electroscope according to claim 1, characterized in that: The outer diameter of the movable rod (6) is matched with the inner diameter of the fixed rod (1), and the movable rod (6) and the fixed rod (1) are movably sleeved.

4. A high-voltage electroscope according to claim 1, characterized in that: A plurality of pin holes (7) are provided, and the pin holes (7) are evenly and symmetrically distributed on one side of the movable rod (6). The fixing pin (8) is movably plugged into the pin holes (7).

5. The high-voltage electroscope according to claim 1, characterized in that: The mounting seat (9) comprises a threaded groove (901), a first sealing ring (902), a first sealing groove (903) and a threaded connection hole (904); the mounting seat (9) is provided with a threaded groove (901) inside, a first sealing ring (902) is provided on one side of the threaded groove (901), a first sealing groove (903) is provided on one side of the first sealing ring (902), a threaded connection hole (904) is provided inside the mounting seat (9), the outer diameter of the threaded connection rod (12) is adapted to the inner diameter of the threaded connection hole (904), and the electroscope body (11) is threadedly and fixedly connected to the threaded connection hole (904) through the threaded connection rod (12).

6. A high-voltage electroscope according to claim 1, characterized in that: The protective cover (10) comprises a threaded ring (1001), a second sealing groove (1002) and a second sealing ring (1003); the threaded ring (1001) is provided at the bottom of the protective cover (10); the second sealing groove (1002) is provided inside the threaded ring (1001); a second sealing ring (1003) is provided on one side of the second sealing groove (1002); a moisture-proof layer is provided inside the protective cover (10); the outer diameter of the threaded ring (1001) is adapted to the inner diameter of the threaded groove (901); the threaded ring (1001) is fixedly connected to the threaded groove (901) by threaded rotation.

7. A high-voltage electroscope according to claim 6, characterized in that: The inner diameter of the second sealing groove (1002) is adapted to the outer diameter of the first sealing ring (902), the outer diameter of the second sealing ring (1003) is adapted to the inner diameter of the first sealing groove (903), and the first sealing ring (902) and the second sealing ring (1003) are movably connected to the second sealing groove (1002) and the first sealing groove (903) respectively.

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