An electric power test clamp

Abstract

The utility model provides an electric power test clamp, which relates to the field of electric power test technology, and includes: a main body; a threaded hole is provided on the main body, and a fixed seat is installed on the main body; a threaded rotating shaft is fixedly connected to the bottom of the fixed seat, and a rotating hole is provided at the center of the threaded rotating shaft, and the threaded rotating shaft is threadedly connected inside the threaded hole of the main body. When the threaded rotating shaft 201 is rotated to make the linkage shaft A104 and the linkage shaft B105 reach the maximum moving distance, the function switching lever 102 is rotated to make the linkage shaft A104 move up and down, so that the bevel gear D and the bevel gear E are meshed and connected, so that when the linkage shaft A is rotated, the movable seat can be driven to rotate as a whole, and the angle of the movable seat can be adjusted, so as to solve the problem that the length of some electric power test clamps is fixed and cannot be adjusted according to the situation on site, and the detection head part cannot be adjusted at any time during use, which is inconvenient for the staff to use.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power testing, and in particular to an electric power testing clamp. Background Art

[0002] Power maintenance refers to the convenient inspection and repair of the operating status, working loss, etc. of power equipment such as transformers, utility poles, electrical cabinets, and cables. During the power maintenance process, power test clamps are usually used to assist in the assembly and disassembly of power equipment and power detection, so as to improve the maintenance efficiency and safety. However, the length of some existing power test clamps is fixed and cannot be adjusted according to the situation on site. In addition, the angle of the detection head needs to be adjusted in advance before use, and cannot be adjusted at any time during use, which is inconvenient for staff to use. Summary of the invention

[0003] The disclosed embodiment relates to an electric power test clamp, which has the following beneficial effects: when the threaded rotating shaft 201 is rotated to make the linkage shaft A104 and the linkage shaft B105 reach the maximum moving distance, the function switching lever 102 is rotated to make the linkage shaft A104 move up and down, so that the bevel gear D and the bevel gear E are meshed and connected, so that when the linkage shaft A is rotated, the movable seat can be driven to rotate as a whole to adjust the angle of the movable seat.

[0004] In a first aspect of the present disclosure, an electric power test clamp is provided, which specifically includes: a main body; a threaded hole is provided on the main body, and a fixing seat is installed on the main body; a threaded rotating shaft is fixedly connected to the bottom of the fixing seat, and a rotating hole is provided at the center of the threaded rotating shaft, and the threaded rotating shaft is threadedly connected to the inside of the threaded hole of the main body; an auxiliary handle is fixedly connected to one side of the bottom of the main body, and a threaded hole is provided on the auxiliary handle, and a function switching rod is installed inside the threaded hole of the auxiliary handle; the bottom of the function switching rod is rotatably connected to a linkage plate, and the bottom of the linkage plate is rotatably connected to an adjusting rod, and the top of the adjusting rod is fixedly connected to a bevel gear A; the other end of the linkage plate is rotatably connected to a linkage shaft A, and a limiting groove is provided at the center of the linkage shaft A; a linkage shaft B is slidably connected in the limiting groove of the linkage shaft A, and a fixed connecting rod is provided on the linkage shaft B. A limit block is connected; the limit block of the linkage shaft B is slidably connected to the inside of the limit groove of the linkage shaft A, and the linkage shaft B is rotatably connected to the inside of the rotating hole of the threaded rotating shaft; the linkage shaft B is fixedly connected with a bevel gear C, and the linkage shaft B is also fixedly connected with a bevel gear D, and a spring is also installed on the linkage shaft B; a movable seat is installed on the fixed seat, and a rotating hole is opened on the fixed seat, and the rotating hole of the fixed seat is tightly rotatably connected with the movable seat; the fixed seat is also rotatably connected with a gear shaft, and the bottom of the gear shaft is fixedly connected with a bevel gear E, and the bevel gear E is meshingly connected with the bevel gear D; the movable seat is fixedly connected with a gear ring, and the gear ring is meshingly connected with the gear shaft; the movable seat is also rotatably connected with a bidirectional threaded shaft, and a transmission shaft is also rotatably connected in the movable seat, and a bevel gear F is fixedly connected with the bidirectional threaded shaft.

[0005] The function switch rod is provided with a thread, and the function switch rod is threadedly connected to the threaded hole of the auxiliary handle;

[0006] The bottom of the linkage shaft A is fixedly connected with a bevel gear B, and the bevel gear B is meshed with the bevel gear A;

[0007] In at least some embodiments, a bevel gear G is fixedly connected to the top of the transmission shaft, and the bevel gear G is meshingly connected with the bevel gear F.

[0008] In at least some embodiments, a bevel gear H is fixedly connected to the bottom of the transmission shaft, and the bevel gear H is meshingly connected with the bevel gear C.

[0009] In at least some embodiments, a clamping plate is mounted on the bidirectional threaded shaft, and a threaded hole is provided on the clamping plate, and the bidirectional threaded shaft is threadedly connected inside the threaded hole of the clamping plate.

[0010] In at least some embodiments, the clamping sheet is slidably connected to the movable seat, and a clamping block is mounted on the clamping sheet, and the clamping block fits the power line.

[0011] The utility model provides an electric power test clamp, which has the following beneficial effects:

[0012] In the present invention, the bevel gear C is pushed to mesh with the bevel gear H through the spring of the linkage shaft B, so that when the adjusting rod is turned, the linkage shaft A can be driven to rotate, and the linkage shaft B can also drive the transmission shaft and the two-way threaded shaft to rotate, so that the clamping piece is displaced on the movable seat, which is convenient for the staff to detect the power line.

[0013] In addition, by rotating the function switching lever, the linkage shaft A is driven to move up and down, and the linkage shaft B maintains the meshing connection relationship between the bevel gear C and the bevel gear H under the action of the spring. In this way, when the position of the linkage shaft B is driven to the maximum moving distance by the threaded connection between the threaded rotating shaft and the main body threaded hole, the linkage shaft A can pull the linkage shaft B to move downward, so that the bevel gear D and the bevel gear E are meshed and connected, and the gear shaft and the gear ring are meshed and connected. In this way, when the linkage shaft A is rotated, the movable seat can be driven to rotate as a whole to adjust the angle of the movable seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the embodiment of the present utility model, the drawings of the embodiment will be briefly introduced below.

[0015] The drawings described below only relate to some embodiments of the present invention and are not intended to limit the present invention.

[0016] In the attached picture:

[0017] Figure 1 The overall axial schematic diagram of the present application is shown;

[0018] Figure 2 A schematic diagram of a clamping sheet shaft of the present application is shown;

[0019] Figure 3 This application shows Figure 2 A schematic diagram of the enlarged axial view of the middle A area;

[0020] Figure 4 A schematic diagram showing the main body of the present application and the extended state of the threaded rotating shaft is shown;

[0021] Figure 5 This application shows Figure 4 Middle B area enlarged axial view schematic diagram;

[0022] Figure 6 A schematic axial view of the angle adjustment state of the movable seat of the present application is shown.

[0023] Reference numerals list

[0024] 1. Main body; 101. Auxiliary handle; 102. Function switch lever; 1201. Linkage plate; 103. Adjustment lever; 1031. Bevel gear A; 104. Linkage shaft A; 1041. Bevel gear B; 105. Linkage shaft B; 1051. Bevel gear C; 1052. Bevel gear D;

[0025] 2. Fixed seat; 201. Threaded rotating shaft; 202. Gear shaft; 2021. Bevel gear E;

[0026] 3. Movable seat; 301. Gear ring; 302. Bidirectional threaded shaft; 3021. Bevel gear F;

[0027] 4. Transmission shaft; 401. Bevel gear G; 402. Bevel gear H;

[0028] 5. Clamping piece;

[0029] 6. Clamping block. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the practical embodiment clearer, the technical solution of the practical embodiment will be clearly and completely described below in conjunction with the drawings of the practical embodiment. Obviously, the described embodiment is a part of the practical embodiment, not all of the embodiments. Based on the described practical embodiment, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this practical embodiment.

[0031] Example 1: Please refer to Figures 1 to 6 :

[0032] The utility model provides an electric power test clamp, comprising: a main body 1; a threaded hole is formed on the main body 1, and a fixing seat 2 is installed on the main body 1; a threaded rotating shaft 201 is fixedly connected to the bottom of the fixing seat 2, and a rotating hole is formed at the center of the threaded rotating shaft 201, and the threaded rotating shaft 201 is threadedly connected inside the threaded hole of the main body 1; an auxiliary handle 101 is fixedly connected to one side of the bottom of the main body 1, and a threaded hole is formed on the auxiliary handle 101, and a function switching rod 102 is installed inside the threaded hole of the auxiliary handle 101; the bottom rotating connection of the function switching rod 102 The linkage piece 1201 is connected to the linkage piece 1201, and the bottom of the linkage piece 1201 is rotatably connected to the adjusting rod 103, and the top of the adjusting rod 103 is fixedly connected to the bevel gear A1031; the other end of the linkage piece 1201 is rotatably connected to the linkage shaft A104, and a limiting groove is provided at the center of the linkage shaft A104; the linkage shaft B105 is slidably connected in the limiting groove of the linkage shaft A104, and the linkage shaft B105 is fixedly connected to a limiting block; the limiting block of the linkage shaft B105 is slidably connected inside the limiting groove of the linkage shaft A104, and the linkage shaft B105 is rotatably connected to the threaded Inside the rotating hole of the rotating shaft 201; a bevel gear C1051 is fixedly connected to the linkage shaft B105, and a bevel gear D1052 is also fixedly connected to the linkage shaft B105, and a spring is also installed on the linkage shaft B105; a movable seat 3 is installed on the fixed seat 2, and a rotating hole is opened on the fixed seat 2, and the movable seat 3 is tightly rotatably connected inside the rotating hole of the fixed seat 2; the fixed seat 2 is also rotatably connected to the gear shaft 202, and a bevel gear E2021 is fixedly connected to the bottom of the gear shaft 202, and the bevel gear E2021 is meshed with the bevel gear D1052 Connection; a gear ring 301 is fixedly connected to the movable seat 3, and the gear ring 301 is meshed with the gear shaft 202; a bidirectional threaded shaft 302 is also rotatably connected to the movable seat 3, and a transmission shaft 4 is also rotatably connected inside the movable seat 3, and a bevel gear F3021 is fixedly connected to the bidirectional threaded shaft 302; a thread is provided on the function switching lever 102, and the function switching lever 102 is threadedly connected to the inside of the threaded hole of the auxiliary handle 101; a bevel gear B1041 is fixedly connected to the bottom of the linkage shaft A104, and the bevel gear B1041 is meshed with the bevel gear A1031.

[0033] In the disclosed embodiment, the spring of the linkage shaft B105 pushes the bevel gear C1051 to engage with the bevel gear H402, so that when the adjusting rod 103 is rotated, the linkage shaft A104 can be driven to rotate, and the linkage shaft B105 can also drive the transmission shaft 4 and the bidirectional threaded shaft 302 to rotate, so that the clamping piece 5 is displaced on the movable seat 3, which is convenient for the staff to detect the power lines.

[0034] Embodiment 2, on the basis of embodiment 1, the top of the transmission shaft 4 is fixedly connected with a bevel gear G401, and the bevel gear G401 is meshed with the bevel gear F3021; ​​the bottom of the transmission shaft 4 is fixedly connected with a bevel gear H402, and the bevel gear H402 is meshed with the bevel gear C1051; a clamping piece 5 is installed on the bidirectional threaded shaft 302, and a threaded hole is provided on the clamping piece 5, and the threaded hole of the clamping piece 5 is internally threaded with the bidirectional threaded shaft 302; the clamping piece 5 is slidably connected to the movable seat 3, and a clamping block 6 is installed on the clamping piece 5, and the clamping block 6 is attached to the power line; through the function switching lever 10 2 rotates, driving the linkage shaft A104 to move up and down, and the linkage shaft B105 maintains the meshing connection relationship between the bevel gear C1051 and the bevel gear H402 under the action of the spring, so that when the position of the linkage shaft B105 is driven to the maximum moving distance by the threaded connection between the threaded rotating shaft 201 and the threaded hole of the main body 1, the linkage shaft A104 can pull the linkage shaft B105 to move downward, so that the bevel gear D1052 and the bevel gear E2021 are meshed and connected, and at the same time, the gear shaft 202 and the gear ring 301 are meshed and connected, so that when the linkage shaft A104 is rotated, the movable seat 3 can be driven to rotate as a whole to adjust the angle of the movable seat 3.

[0035] The working principle of this embodiment is as follows: first, the spring of the linkage shaft B105 pushes the bevel gear C1051 to engage with the bevel gear H402, so that when the adjusting rod 103 is rotated, the transmission shaft 4 and the bidirectional threaded shaft 302 can be driven to rotate, so that the clamping piece 5 is displaced on the movable seat 3, which is convenient for the staff to detect the power line;

[0036] Then, when the threaded rotating shaft 201 is rotated to make the linkage shaft A104 and the linkage shaft B105 reach the maximum moving distance, the function switching lever 102 is rotated to make the linkage shaft A104 move up and down, so that the bevel gear D1052 and the bevel gear E2021 are meshed and connected. In this way, when the linkage shaft A104 is rotated, the movable seat 3 can be driven to rotate as a whole, which is convenient for the staff to adjust the angle of the movable seat 3 when lifting the device for inspection.

[0037] In this article, there are a few points to note:

[0038] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0039] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0040] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. An electric power test clamp, comprising: A main body (1); characterized in that: a threaded hole is formed on the main body (1), and a fixing seat (2) is installed on the main body (1); a threaded rotating shaft (201) is fixedly connected to the bottom of the fixing seat (2), a rotating hole is formed at the center of the threaded rotating shaft (201), and the threaded rotating shaft (201) is threadedly connected to the inside of the threaded hole of the main body (1); an auxiliary handle (101) is fixedly connected to one side of the bottom of the main body (1), and a threaded hole is formed on the auxiliary handle (101), and a function switching lever (102) is installed inside the threaded hole of the auxiliary handle (101); The bottom of the function switching lever (102) is rotatably connected to the linkage plate (1201), and the bottom of the linkage plate (1201) is rotatably connected to the adjustment rod (103), and the top of the adjustment rod (103) is fixedly connected to the bevel gear A (1031); the other end of the linkage plate (1201) is rotatably connected to the linkage shaft A (104), and a limiting groove is provided at the center of the linkage shaft A (104); a linkage shaft B (105) is slidably connected in the limiting groove of the linkage shaft A (104), and a limiting block is fixedly connected to the linkage shaft B (105); the linkage shaft B (105) The limit block is slidably connected to the inside of the limit groove of the linkage shaft A (104), and the linkage shaft B (105) is rotatably connected to the inside of the rotation hole of the threaded rotation shaft (201); the linkage shaft B (105) is fixedly connected to a bevel gear C (1051), and the linkage shaft B (105) is also fixedly connected to a bevel gear D (1052), and a spring is also installed on the linkage shaft B (105); the fixed seat (2) is installed with a movable seat (3), and a rotation hole is opened on the fixed seat (2), and the movable seat (3) is tightly rotatably connected to the inside of the rotation hole of the fixed seat (2); the fixed seat (2) is fixedly connected to the inside of the rotation hole of the fixed seat (2); The fixed seat (2) is also rotatably connected to a gear shaft (202), and a bevel gear E (2021) is fixedly connected to the bottom of the gear shaft (202), and the bevel gear E (2021) is meshingly connected to the bevel gear D (1052); the movable seat (3) is fixedly connected to a gear ring (301), and the gear ring (301) is meshingly connected to the gear shaft (202); the movable seat (3) is also rotatably connected to a bidirectional threaded shaft (302), and a transmission shaft (4) is also rotatably connected inside the movable seat (3), and a bevel gear F (3021) is fixedly connected to the bidirectional threaded shaft (302).

2. The electric power test clamp according to claim 1, characterized in that: The function switching rod (102) is provided with a thread, and the function switching rod (102) is threadedly connected to the inside of the threaded hole of the auxiliary handle (101).

3. The electric power test clamp according to claim 1, characterized in that: A bevel gear B (1041) is fixedly connected to the bottom of the linkage shaft A (104), and the bevel gear B (1041) is meshingly connected with the bevel gear A (1031).

4. The electric power test clamp according to claim 1, characterized in that: A bevel gear G (401) is fixedly connected to the top of the transmission shaft (4), and the bevel gear G (401) is meshingly connected with the bevel gear F (3021).

5. The electric power test clamp according to claim 1, characterized in that: A bevel gear H (402) is fixedly connected to the bottom of the transmission shaft (4), and the bevel gear H (402) is meshingly connected with the bevel gear C (1051).

6. The electric power test clamp according to claim 1, characterized in that: A clamping plate (5) is mounted on the bidirectional threaded shaft (302), a threaded hole is provided on the clamping plate (5), and the bidirectional threaded shaft (302) is threadedly connected inside the threaded hole of the clamping plate (5).

7. The electric power test clamp according to claim 6, characterized in that: The clamping sheet (5) is slidably connected to the movable seat (3), and a clamping block (6) is mounted on the clamping sheet (5), and the clamping block (6) is in contact with the power line.

Images