Secondary wiring structure of current transformer

Abstract

The utility model relates to the technical field of current transformer wiring structures, in particular to a current transformer secondary wiring structure which comprises an outlet box, a guide sliding rail, a guide sliding seat, a terminal, a mounting block, a sliding sliding rail, a sliding rod, a sliding block, an adjusting wire clamping frame, a fixed wire clamping frame, a reset spring, a guide assembly, a connecting assembly, a limiting assembly and a mounting assembly. Two groups of mounting blocks are arranged on the other side of the guide sliding rail, fixed wire clamping frames are arranged on the inner walls of the mounting blocks, adjusting wire clamping frames are arranged above the fixed wire clamping frames, sliding sliding rails are arranged above the mounting blocks, sliding sliding rods are arranged in the sliding sliding rails, and sliding sliding blocks are arranged on the side walls of the sliding sliding rods; in the using process of the current transformer wiring structure, wires can be collected, arranged, limited and fixed through the adjusting wire clamping frame and the fixed wire clamping frame, so that the situation that a plurality of groups of wires are disorderly wound can be prevented, and the wiring working efficiency can be further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to current transformer wiring structure technical field especially relates to a current transformer secondary wiring structure. BACKGROUND

[0002] Secondary winding is an important component of current transformer, its function is to provide current for secondary circuit, and transmits current information to measuring instrument, instrument and relay protection, automatic control device, and traditional secondary wiring structure is completed wiring by the nut on the fastening wiring board screw rod.

[0003] In the actual use process, when the specific wiring operation, especially during the test, the operation time is longer, and there is a certain probability that the short circuit effect is not good, and it is easy to damage the current transformer, affects the safe use of the device, and the problem of inconvenient to improve the wiring work efficiency needs to be improved.

[0004] Therefore, in view of the above-mentioned problem of inconvenient to improve the wiring work efficiency, a current transformer secondary wiring structure can be designed, the test hole in the middle of the terminal can be connected to the test wire during the test, and the operation is simple and fast, and when the transformer is installed on site, the secondary circuit is connected with the mounting hole in the lower part of the terminal, in addition, the wire can be placed through the fixed wire holder, when the wiring is finished, the adjusting wire holder is loosened, the reset spring can be adjusted and reset by driving the adjusting wire holder through the sliding block according to the rebound force generated by the elastic deformation of the reset spring, and the wire can be sorted and fixed through the adjusting wire holder and the fixed wire holder, so that the situation that multiple wires are tangled can be prevented, and the wiring work efficiency can be improved. Utility model content

[0005] In order to overcome the problem that the current transformer wiring structure is usually only designed with convex and concave dies in the process of use, which has no problem in single riveting process, when multiple rivets are riveted at the same time, the product cannot be effectively and smoothly discharged, resulting in product deformation, and the problem of inconvenient to improve the production efficiency needs to be improved.

[0006] The utility model discloses a technical scheme for a current transformer secondary wiring structure, comprising an outlet box, a guide slide rail, a guide slide base, a terminal, a mounting block, a sliding slide rail, a sliding slide rod, a sliding slide block, an adjusting wire clamp, a fixed wire clamp, a reset spring, a guide assembly, a connecting assembly, a limiting assembly and a mounting assembly. The upper portion of the outlet box is provided with the guide slide rail, the interior of the guide slide rail is provided with the guide slide base, the guide slide base is in sliding connection with the guide slide rail, the interior of the guide slide base is provided with the terminal, one side of the guide slide rail is provided with the guide assembly, one side of the guide assembly is provided with the connecting assembly, the interior of the connecting assembly is provided with the limiting assembly, the interior of the guide slide rail is provided with the mounting assembly, the other side of the guide slide rail is provided with the mounting block, the mounting block is provided with two groups, the inner wall of the mounting block is provided with the fixed wire clamp, the upper portion of the fixed wire clamp is provided with the adjusting wire clamp, the upper portion of the mounting block is provided with the sliding slide rail, the interior of the sliding slide rail is provided with the sliding slide rod, the side wall of the sliding slide rod is provided with the sliding slide block, the sliding slide block is in sliding connection with the sliding slide rod, the two ends of the adjusting wire clamp are fixedly connected with the inner walls of the two groups of sliding slide blocks, the side wall of the sliding slide rod is provided with the reset spring, one end of the reset spring is fixedly connected with the upper portion of the sliding slide block, and the other end of the reset spring is fixedly connected with the inner wall of the sliding slide rail.

[0007] Preferably, when the current transformer wiring structure needs to adjust the moving terminal during use, first, the limiting assembly is pulled upward, then the guide slide base pulls the connecting assembly to drive the limiting assembly to adjust the movement, and when the terminal position adjustment is completed, the limiting assembly is released for limiting and fixing. Subsequently, the test hole in the middle of the terminal can be used to connect the test wire during testing, which is simple and fast. In addition, during on-site installation of the transformer, the secondary circuit is connected to the mounting hole at the lower portion of the terminal, and the wires can be placed through the fixed wire clamp. After the wiring is completed, the adjusting wire clamp is released, and the reset spring can adjust and reset the adjusting wire clamp through the sliding slide block according to the rebound force generated by the elastic deformation of the reset spring. The wires can be sorted and fixed through the adjusting wire clamp and the fixed wire clamp, thereby preventing the multiple wires from being tangled, which is simple and fast, and thus the wiring efficiency can be improved.

[0008] Preferably, the guide assembly comprises a guide slide groove, a guide slide rod and a guide slide block. One side of the guide slide rail is provided with the guide slide groove, the interior of the guide slide groove is provided with the guide slide rod, the side wall of the guide slide rod is provided with the guide slide block, the guide slide block is provided with two groups, the guide slide block is in sliding connection with the guide slide rod, and the side wall of the guide slide block is fixedly connected with the inner wall of the guide slide base.

[0009] Preferably, the guide assembly further comprises a guide spring. The exterior of the guide slide rod is provided with the guide spring, the guide spring is provided with two groups, one end of the guide spring is fixedly connected with the inner wall of the guide slide groove, and the other end of the guide spring is fixedly connected with one side of the guide slide block.

[0010] As preferred, the connecting assembly comprises a connecting slider and a connecting bracket; the connecting slider is arranged on the side wall of the guide slide rod and is in sliding connection with the guide slide rod; the connecting bracket is arranged on the side wall of the connecting slider and is fixedly connected with one side of the guide slide base.

[0011] As preferred, the limiting assembly comprises a limiting plug rod and a limiting plug hole; the limiting plug rod is arranged in the connecting bracket and is in sliding connection with the connecting bracket; the limiting plug hole is arranged above the outlet box and is provided with a plurality of groups; the limiting plug rod is in clamping connection with the limiting plug hole.

[0012] As preferred, the limiting assembly further comprises a limiting spring and a limiting sleeve ring; the limiting sleeve ring is arranged on the side wall of the limiting plug rod; the limiting spring is arranged on the side wall of the limiting plug rod; one end of the limiting spring is fixedly connected with the upper portion of the limiting sleeve ring; the other end of the limiting spring is fixedly connected with the inner wall of the connecting bracket.

[0013] As preferred, the mounting assembly comprises a mounting hole and a mounting screw; the mounting hole is arranged in the guide slide rail and is provided with two groups; the mounting screw is arranged in the mounting hole.

[0014] The current transformer secondary wiring structure has the advantages that:

[0015] 1. When the current transformer wiring structure is in use and the moving terminal needs to be adjusted, first, the limiting assembly is pulled upward, then the guide slide base drags the connecting assembly to drive the limiting assembly to adjust and move, when the terminal position adjustment is completed, the limiting assembly is loosened for limiting fixation, then, during the test, the test hole in the middle of the terminal can be used to connect the test wire, the operation is simple and fast, during the on-site installation of the transformer, the secondary circuit is connected with the mounting hole at the lower portion of the terminal, in addition, the wire can be placed through the fixed wire holder, when the wiring is completed, the adjusting wire holder is loosened, the reset spring can drive the adjusting wire holder to adjust and reset through the sliding block, the wire can be sorted and fixed through the adjusting wire holder and the fixed wire holder, so that the disorderly winding of the multiple wires can be prevented, the operation is simple and fast, and the wiring work efficiency can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A first three-dimensional structure schematic view of the current transformer secondary wiring structure is shown.

[0017] Figure 2 A first partial three-dimensional structure schematic view of the current transformer secondary wiring structure is shown.

[0018] Figure 3The diagram shown is a partial three-dimensional structural diagram of the secondary wiring structure of a current transformer according to this utility model.

[0019] Figure 4 The diagram shown is a partial three-dimensional structural diagram of the secondary wiring structure of a current transformer according to this utility model.

[0020] Explanation of reference numerals in the attached drawings: 1. Outlet box; 2. Guide slide rail; 3. Guide slide block; 4. Terminal; 5. Mounting block; 6. Sliding slide rail; 7. Sliding slide rod; 8. Sliding slider; 9. Adjusting cable clamp bracket; 10. Fixing cable clamp bracket; 11. Return spring; 101. Guide slide groove; 102. Guide slide rod; 103. Guide slider; 104. Guide spring; 201. Connecting slider; 202. Connecting bracket; 301. Limiting insertion rod; 302. Limiting insertion hole; 303. Limiting spring; 304. Limiting collar; 401. Mounting hole; 402. Mounting screw. Detailed Implementation

[0021] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0022] Please see Figures 1-4 This utility model provides an embodiment: a secondary wiring structure for a current transformer, including a terminal box 1, a guide rail 2, a guide slide block 3, a terminal 4, a mounting block 5, a sliding rail 6, a sliding slide rod 7, a sliding slider 8, an adjusting wire clamp 9, a fixing wire clamp 10, a return spring 11, a guide assembly, a connecting assembly, a limiting assembly, and a mounting assembly; the guide rail 2 is provided above the terminal box 1, and the guide slide block 3 is provided inside the guide rail 2, the guide slide block 3 is slidably connected to the guide rail 2, the terminal 4 is provided inside the guide slide block 3, a guide assembly is provided on one side of the guide rail 2, a connecting assembly is provided on one side of the guide assembly, and a limiting assembly is provided inside the connecting assembly; the guide rail 2 is provided inside the terminal box 1, the guide slide block 2 is provided above the terminal box 1, the guide slide block 2 is provided above the terminal box 1, the guide slide block 3 ... The unit is equipped with an installation component. On the other side of the guide rail 2, there is an installation block 5. There are two sets of installation blocks 5. A fixed wire clamping frame 10 is provided on the inner wall of the installation block 5. An adjusting wire clamping frame 9 is provided above the fixed wire clamping frame 10. A sliding rail 6 is provided above the installation block 5. A sliding rod 7 is provided inside the sliding rail 6. A sliding slider 8 is provided on the side wall of the sliding rod 7. The sliding slider 8 is slidably connected to the sliding rod 7. Both ends of the adjusting wire clamping frame 9 are fixedly connected to the inner walls of the two sets of sliding sliders 8. A return spring 11 is provided on the side wall of the sliding rod 7. One end of the return spring 11 is fixedly connected to the top of the sliding slider 8, and the other end of the return spring 11 is fixedly connected to the inner wall of the sliding rail 6.

[0023] Please see Figure 2The guide assembly includes a guide groove 101, a guide rod 102, and a guide slider 103. A guide groove 101 is provided on one side of the guide rail 2. A guide rod 102 is installed inside the guide groove 101. A guide slider 103 is installed on the side wall of the guide rod 102. Two sets of guide sliders 103 are provided, and the guide sliders 103 are slidably connected to the guide rod 102. The side wall of the guide slider 103 is fixedly connected to the inner wall of the guide slide block 3. When the moving terminal 4 needs adjustment, the guide slide block 3 pulls the guide slider 103 to move along the guide rail 2. This process benefits from the elastic support of the guide spring 104 and the sliding guidance of the guide slider 103, ensuring the smoothness and accuracy of the movement. The guide assembly also includes a guide spring 104; the outer surface of the guide rod 102... A guide spring 104 is provided, and two sets of guide springs 104 are provided. One end of the guide spring 104 is fixedly connected to the inner wall of the guide slide 101, and the other end of the guide spring 104 is fixedly connected to one side of the guide slider 103. The guide spring 104 provides the necessary elasticity and stability. The connecting assembly includes a connecting slider 201 and a connecting bracket 202. The connecting slider 201 is provided on the side wall of the guide slide 102 and is slidably connected to the guide slide 102. The connecting bracket 202 is provided on the side wall of the connecting slider 201, and one side of the connecting bracket 202 is fixedly connected to one side of the guide slide 3. The guide slide 3 pulls the connecting slider 201 to move and adjust along the guide slide 2, and the guide slide 3 can drive the connecting bracket 202 to move and adjust.

[0024] Please see Figures 3-4In this embodiment, the limiting component includes a limiting rod 301 and a limiting hole 302; the limiting rod 301 is provided inside the connecting bracket 202, and the limiting rod 301 is slidably connected to the connecting bracket 202; the limiting hole 302 is provided above the outlet box 1, and multiple sets of limiting holes 302 are provided; the limiting rod 301 is engaged with the limiting hole 302; the limiting rod 301 is then inserted into the limiting hole 302 for limiting and fixing; the limiting component also includes a limiting spring 303 and a limiting collar 304; the limiting collar 304 is provided on the side wall of the limiting rod 301, and the limiting spring 303 is provided on the side wall of the limiting rod 301; one end of the limiting spring 303 is fixedly connected to the upper part of the limiting collar 304, limiting the movement. The other end of the spring 303 is fixedly connected to the inner wall of the connecting bracket 202. After the position of the terminal 4 is adjusted, the limiting rod 301 is released. According to the rebound force generated by the elastic deformation of the limiting spring 303, the limiting spring 303 can drive the limiting rod 301 to adjust and reset through the limiting collar 304. The limiting rod 301 is then inserted into the inside of the limiting hole 302 for limiting and fixing. The mounting assembly includes mounting holes 401 and mounting screws 402. The guide rail 2 has mounting holes 401 inside. There are two sets of mounting holes 401. The mounting screws 402 are installed inside the mounting holes 401. By inserting the mounting screws 402 into the mounting holes 401, the guide rail 2 can be installed and fixed above the outlet box 1.

[0025] When the current transformer wiring structure needs to be adjusted during use, firstly, the limit rod 301 is pulled upwards, and then the guide slide 3 pulls the connecting slider 201 to move along the guide slide rail 2 for adjustment, and drives the connecting bracket 202 to move for adjustment.

[0026] After the position adjustment of terminal 4 is completed, the limiting rod 301 is released. According to the rebound force generated by the elastic deformation of the limiting spring 303, the limiting spring 303 can drive the limiting rod 301 to adjust and reset through the limiting collar 304. The limiting rod 301 is then inserted into the inside of the limiting hole 302 for limiting and fixing.

[0027] Subsequently, during the test, the test line can be connected through the test hole in the middle of terminal 4. The operation is simple and quick. In addition, when the current transformer is installed on site, the secondary circuit is connected to the mounting hole 401 at the bottom of terminal 4.

[0028] In addition, the wires can be placed by fixing the wire clip 10. After the wiring is completed, the adjusting wire clip 9 is released. According to the elastic deformation of the return spring 11, the return spring 11 can be adjusted and reset by sliding the slider 8 to drive the adjusting wire clip 9. By adjusting the wire clip 9 and fixing the wire clip 10, the wires can be sorted and fixed, thereby preventing multiple sets of wires from becoming messy and tangled. The operation is simple and quick, thus improving the efficiency of wiring work.

[0029] Through the above steps, when the current transformer wiring structure needs to be adjusted during use, the moving terminal 4 is first adjusted by pulling the limiting component upwards. Then, the guide slide 3 is used to pull the connecting component to move the limiting component. After the position of terminal 4 is adjusted, the limiting component is released to fix it. Subsequently, during testing, the test wire can be connected through the test hole in the middle of terminal 4. The operation is simple and quick. In addition, when the transformer is installed on site, the secondary circuit is connected to the mounting hole 401 at the bottom of terminal 4. In addition, the wires can be placed through the fixed wire clamp 10. After the wiring is completed, the adjusting wire clamp 9 is released. According to the elastic deformation of the return spring 11, the return spring 11 can be adjusted and reset by sliding the slider 8 to drive the adjusting wire clamp 9. The adjusting wire clamp 9 and the fixed wire clamp 10 can be used to organize and fix the wires, thereby preventing multiple sets of wires from becoming messy and tangled. The operation is simple and quick, thus improving the efficiency of wiring work.

[0030] The embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present invention.

Claims

1. A secondary wiring structure for a current transformer, comprising an outgoing terminal box (1); characterized in that: It also includes a guide rail (2), a guide slide block (3), a terminal (4), a mounting block (5), a sliding rail (6), a sliding slide rod (7), a sliding slider (8), an adjusting wire clamp (9), a fixing wire clamp (10), a return spring (11), a guide assembly, a connecting assembly, a limiting assembly, and an installation assembly; a guide rail (2) is provided above the outlet box (1), a guide slide block (3) is provided inside the guide rail (2), the guide slide block (3) is slidably connected to the guide rail (2), a terminal (4) is provided inside the guide slide block (3), a guide assembly is provided on one side of the guide rail (2), a connecting assembly is provided on one side of the guide assembly, a limiting assembly is provided inside the connecting assembly, an installation assembly is provided inside the guide rail (2), and the other side of the guide rail (2) is... A mounting block (5) is provided on the side. There are two sets of mounting blocks (5). A fixed wire clamping frame (10) is provided on the inner wall of the mounting block (5). An adjusting wire clamping frame (9) is provided above the fixed wire clamping frame (10). A sliding rail (6) is provided above the mounting block (5). A sliding rod (7) is provided inside the sliding rail (6). A sliding slider (8) is provided on the side wall of the sliding rod (7). The sliding slider (8) is slidably connected to the sliding rod (7). Both ends of the adjusting wire clamping frame (9) are fixedly connected to the inner walls of the two sets of sliding sliders (8). A return spring (11) is provided on the side wall of the sliding rod (7). One end of the return spring (11) is fixedly connected to the top of the sliding slider (8). The other end of the return spring (11) is fixedly connected to the inner wall of the sliding rail (6).

2. The secondary wiring structure of a current transformer according to claim 1, characterized in that: The guide assembly includes a guide groove (101), a guide rod (102), and a guide slider (103). A guide groove (101) is provided on one side of the guide rail (2). A guide rod (102) is provided inside the guide groove (101). A guide slider (103) is provided on the side wall of the guide rod (102). There are two sets of guide sliders (103). The guide sliders (103) are slidably connected to the guide rods (102). The side wall of the guide sliders (103) is fixedly connected to the inner wall of the guide slide (3).

3. The secondary wiring structure of a current transformer according to claim 2, characterized in that: The guide assembly also includes a guide spring (104); the guide slide (102) is provided with a guide spring (104) on its outside. There are two sets of guide springs (104). One end of the guide spring (104) is fixedly connected to the inner wall of the guide slide (101), and the other end of the guide spring (104) is fixedly connected to one side of the guide slider (103).

4. The secondary wiring structure of a current transformer according to claim 2, characterized in that: The connecting assembly includes a connecting slider (201) and a connecting bracket (202); the connecting slider (201) is provided on the side wall of the guide slide (102), the connecting slider (201) is slidably connected to the guide slide (102), the connecting bracket (202) is provided on the side wall of the connecting slider (201), and one side of the connecting bracket (202) is fixedly connected to one side of the guide slide (3).

5. The secondary wiring structure of a current transformer according to claim 4, characterized in that: The limiting component includes a limiting rod (301) and a limiting hole (302); the limiting rod (301) is provided inside the connecting bracket (202), the limiting rod (301) is slidably connected to the connecting bracket (202), the limiting hole (302) is opened on the top of the outlet box (1), and multiple sets of limiting holes (302) are opened, the limiting rod (301) and the limiting hole (302) are engaged and connected.

6. The secondary wiring structure of a current transformer according to claim 5, characterized in that: The limiting assembly also includes a limiting spring (303) and a limiting collar (304); a limiting collar (304) is provided on the side wall of the limiting rod (301), and a limiting spring (303) is provided on the side wall of the limiting rod (301). One end of the limiting spring (303) is fixedly connected to the upper part of the limiting collar (304), and the other end of the limiting spring (303) is fixedly connected to the inner wall of the connecting bracket (202).

7. The secondary wiring structure of a current transformer according to claim 5, characterized in that: The mounting components include mounting holes (401) and mounting screws (402); the guide rail (2) has mounting holes (401) inside, and there are two sets of mounting holes (401), with mounting screws (402) inside the mounting holes (401).

Images