CN219832359U - Connecting device for current transformer - Google Patents
Connecting device for current transformer Download PDFInfo
- Publication number
- CN219832359U CN219832359U CN202321339227.XU CN202321339227U CN219832359U CN 219832359 U CN219832359 U CN 219832359U CN 202321339227 U CN202321339227 U CN 202321339227U CN 219832359 U CN219832359 U CN 219832359U
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- China
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- current transformer
- fixing seat
- rotating shaft
- fixing
- base
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- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 230000007306 turnover Effects 0.000 description 8
- 238000004804 winding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Abstract
The utility model discloses a connecting device for a current transformer, which comprises a fixed seat; the fixing base is as follows: the inside of the fixing seat is rotationally connected with the screw rod through the bearing, the moving block is arranged in the fixing seat in a sliding manner, the first threaded hole in the moving block is in threaded connection with the screw rod, the connecting block is symmetrically arranged at the upper end of the moving block, the rectangular grooves are uniformly formed in the upper end of the fixing seat, the outer side faces of the connecting block are respectively in sliding connection with the inner wall faces of the adjacent rectangular grooves, the current transformer clamping plates are fixedly connected between the upper ends of the two vertically adjacent connecting blocks, the current transformer is conveniently and fixedly connected with the current transformer through the connecting device, the current transformer can be suitable for current transformers of different specifications, the installation is convenient, the line entering and exiting of the current transformer can be tidied and fixed, the line disorder is prevented, the use experience of the current transformer is improved, the use is convenient, and the application range is wider.
Description
Technical Field
The utility model relates to the technical field of current transformers, in particular to a connecting device for a current transformer.
Background
The current transformer is an instrument for converting primary side large current into secondary side small current according to an electromagnetic induction principle to measure. The current transformer consists of a closed iron core and windings. Its primary winding turns are very few and are connected in series in the line of the current to be measured. The current transformer plays roles of current transformation and electrical isolation. The current transformer is installed, after drilling on the mounting panel of switch board mostly, use the bolt to fix current transformer on the mounting panel, this kind of mounting means is wasted time and energy, and the switch board is interior space is mostly narrow and small, be inconvenient for operate, make current transformer installation inconvenient, when the wire winding that passes in current transformer is more, it is inconvenient to fix the range the circuit, cause the internal circuit disorder of block terminal, produce the potential safety hazard easily, use inconvenient, for this reason, we propose a connecting device for current transformer.
Disclosure of Invention
The utility model aims to overcome the existing defects, provides the connecting device for the current transformer, is convenient for fixedly connecting the current transformer, is convenient to install, can arrange and fix the inlet and outlet lines of the current transformer, prevents the lines from being disordered, and can effectively solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a connecting device for a current transformer comprises a fixed seat;
the fixing base is as follows: the inside of the fixing seat is rotationally connected with the screw rod through the bearing, the movable block is arranged in the fixing seat in a symmetrical sliding manner, the first threaded holes in the movable block are in threaded connection with the screw rod, the connecting blocks are symmetrically arranged at the upper ends of the movable block, rectangular grooves are uniformly formed in the upper ends of the fixing seat, the outer side faces of the connecting blocks are respectively in sliding connection with the inner wall faces of the adjacent rectangular grooves, current transformer clamping plates are fixedly connected between the upper ends of the two vertically adjacent connecting blocks, the lower ends of the current transformer clamping plates are in sliding connection with the upper ends of the fixing seat, rubber gaskets are arranged at the inner side ends of the current transformer clamping plates, the current transformers are fixedly connected, the current transformers can be applicable to current transformers of different specifications, the installation is convenient, the incoming and outgoing lines of the current transformers can be tidied and fixed, the lines are prevented from being disordered, the use experience of the current transformers is improved, the use is convenient, and the application range is wide.
Further, the left side of the outer cambered surface of the screw rod is provided with a bevel gear I, the top wall of the fixing seat is rotationally connected with a rotating shaft I through a bearing II, the lower end of the rotating shaft I is provided with a bevel gear II, and the bevel gear II is in meshed connection with the bevel gear I and can drive the screw rod to operate.
Further, the outer cambered surface of the first rotating shaft is provided with a belt pulley I, the rotating shaft II is connected in a round hole at the upper end of the fixing seat through a bearing III in a rotating mode, the belt pulley II is arranged on the lower side of the outer cambered surface of the rotating shaft II, and the belt pulley II is connected with the belt pulley I through belt transmission and can drive the rotating shaft I to operate.
Further, the upper end of the second rotating shaft is provided with a handle, so that the second rotating shaft can be rotated conveniently.
Further, the upper end rear side of fixing base is provided with the circuit fixed frame, and the diapire of fixed frame evenly is provided with the base, and equal threaded connection has the screw rod in the screw hole second of fixed frame upper end, and the lower extreme of screw rod all rotates through the bearing four and is connected with the clamp plate, and the hole of dodging that corresponds with the base has all been seted up to the inside of clamp plate, clamp plate and base cooperation installation, and the upper end of screw rod all is provided with the knob, can arrange in order fixedly current transformer's business turn over circuit.
Furthermore, the inside of base all is provided with the protection gasket, can protect the circuit.
Further, both ends all are provided with the mounting panel about the fixing base, and the fixed orifices has all been seted up to the inside of mounting panel, is convenient for fix this device.
Compared with the prior art, the utility model has the beneficial effects that: the connecting device for the current transformer has the following advantages:
1. when needs are installed fixedly to current transformer, at first fix this device at corresponding mounted position through mounting panel and fixed orifices, place current transformer in the upper end of fixing base, make current transformer be located between two current transformer splint, through handle rotation pivot two, pivot two rotate drive belt pulley two, belt pulley and belt operation, can drive pivot one operation, pivot one rotation drive bevel gear one and bevel gear two operation, can drive the lead screw operation, because the screw thread of both ends is rotated to opposite about the lead screw, under the limiting effect of the inner wall of fixing base, the lead screw operation drives two current transformer splint and is close to each other, can carry out the centre gripping fixed to current transformer, then with current transformer and external circuit connection, can accomplish the connection work of current transformer, set up the handle in the corner department of fixing base, make the handle can not cause the influence to current transformer's connection, the front end with the handle setting at the fixing base, make when installing this device in the switch board, can install current transformer after opening the cabinet door, avoid the switch board inner space narrow and be difficult for operation, can carry out the fixed to current transformer to the current transformer of different sizes.
2. Pass current transformer's business turn over circuit respectively from between clamp plate and the base, through knob rotation screw rod, the screw rod moves down and drives clamp plate downstream, along with the downstream of clamp plate, dodge the upper end both sides sliding connection of hole and base, can shorten the distance between clamp plate and the base, can fix current transformer's business turn over circuit, through setting up the protection gasket, can protect the circuit when pressing from both sides tightly, can arrange in order the business turn over circuit of current transformer fixedly for the circuit can not be disordered, has improved current transformer's use experience, and convenient to use, application scope is wider.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of the present utility model at A;
FIG. 3 is a schematic view of the front internal cross-sectional structure of the present utility model;
fig. 4 is a schematic view of the right-side view of the present utility model.
In the figure: 1 fixing seat, 2 screw rods, 3 moving blocks, 4 connecting blocks, 5 rectangular grooves, 6 current transformer clamping plates, 7 rubber gaskets, 8 bevel gears, 9 rotating shafts, 10 bevel gears, 11 belt pulleys, 12 rotating shafts, 13 belt pulleys, 14 belts, 15 handles, 16 circuit fixing frames, 17 bases, 18 screw rods, 19 pressing plates, 20 avoiding holes, 21 knobs, 22 protection gaskets, 23 mounting plates and 24 fixing holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present embodiment provides a technical solution: a connecting device for a current transformer comprises a fixed seat 1;
fixing base 1: the inside of the fixing seat 1 is rotationally connected with a screw rod 2 through a bearing, the inside of the fixing seat 1 is symmetrically and slidingly connected with a moving block 3, screw holes I in the moving block 3 are in threaded connection with the screw rod 2, the upper end of the moving block 3 is symmetrically provided with a connecting block 4, the upper end of the fixing seat 1 is uniformly provided with rectangular grooves 5, the outer side surfaces of the connecting blocks 4 are respectively and slidingly connected with the inner wall surfaces of the adjacent rectangular grooves 5, a current transformer clamping plate 6 is fixedly connected between the upper ends of the vertically adjacent two connecting blocks 4, the lower ends of the current transformer clamping plate 6 are respectively and slidingly connected with the upper end of the fixing seat 1, the opposite inner side ends of the current transformer clamping plate 6 are respectively provided with a rubber gasket 7, the left side of the outer cambered surface of the screw rod 2 is provided with a bevel gear I8, the top wall of the fixing seat 1 is rotationally connected with a rotating shaft I9 through a bearing II, the lower end of the rotating shaft I9 is provided with a bevel gear II 10, the bevel gear II 10 is meshed with the bevel gear I8, the outer cambered surface of the rotating shaft I9 is provided with a belt pulley I11, a rotating shaft II 12 is connected in a round hole at the upper end of the fixed seat 1 through a bearing III in a rotating way, the lower side of the outer cambered surface of the rotating shaft II 12 is provided with a belt pulley II 13, the belt pulley II 13 is in transmission connection with the belt pulley I11 through a belt 14, the upper end of the rotating shaft II 12 is provided with a handle 15, the left end and the right end of the fixed seat 1 are both provided with mounting plates 23, the inside of each mounting plate 23 is provided with a fixing hole 24, when the current transformer is required to be mounted and fixed, the device is firstly fixed at the corresponding mounting position through the mounting plates 23 and the fixing holes 24, the current transformer is placed at the upper end of the fixed seat 1, the current transformer is positioned between two current transformer clamping plates 6, the rotating shaft II 12 is driven by the rotation of the handle 15, the rotating shaft II 12 drives the belt pulley II 13, the belt pulley I11 and the belt 14 to run, the rotating shaft I9 can be driven to rotate, the bevel gear I8 and the bevel gear II 10 can be driven to rotate by the rotating shaft I9, the screw rod 2 can be driven to rotate, because threads at the left end and the right end of the screw rod 2 are opposite in rotation direction, under the limit effect of the inner wall of the fixing base 1, the screw rod 2 is driven to rotate to drive the two current transformer clamping plates 6 to be close to each other, so that the current transformers can be clamped and fixed, then the current transformers are connected with an external circuit, the connection work of the current transformers can be completed, the handle 15 is arranged at the corner of the fixing base 1, the handle 15 can not influence the connection of the current transformers, the handle 15 is arranged at the front end of the fixing base 1, when the device is installed in a power distribution cabinet, the current transformers can be installed after the cabinet door is opened, the narrow and difficult operation of the internal space of the power distribution cabinet is avoided, and the current transformers with different sizes can be installed and fixed, and the use is convenient;
wherein: the upper end rear side of fixing base 1 is provided with circuit fixed frame 16, the diapire of fixed frame 16 evenly is provided with base 17, equal threaded connection has screw 18 in the screw hole second of fixed frame 16 upper end, the lower extreme of screw 18 is all rotated through the bearing four and is connected with clamp plate 19, dodge hole 20 corresponding with base 17 has all been seted up to clamp plate 19's inside, clamp plate 19 and base 17 cooperation installation, the upper end of screw 18 all is provided with knob 21, the inside of base 17 all is provided with protection gasket 22, pass the business turn over circuit of current transformer respectively from between clamp plate 19 and the base 17, rotate screw 18 through knob 21, screw 18 moves down and drives clamp plate 19 down, along with the downward movement of clamp plate 19, dodge hole 20 and the upper end both sides sliding connection of base 17, can shorten the distance between clamp plate 19 and the base 17, can fix the business turn over circuit of current transformer, through setting up protection gasket 22, can protect the circuit, can be fixed to the business turn over circuit of current transformer, make the circuit can not be mixed and disorderly, the use of current transformer has been improved, and a wide application range is convenient.
The utility model provides a connecting device for a current transformer, which has the following working principle: when the current transformer is required to be installed and fixed, the device is firstly fixed at the corresponding installation position through the installation plate 23 and the fixing hole 24, the current transformer is placed at the upper end of the fixing seat 1, the current transformer is positioned between the two current transformer clamping plates 6, the rotating shaft II 12 is rotated through the handle 15, the rotating shaft II 12 drives the belt pulley II 13, the belt pulley I11 and the belt 14 to operate, the rotating shaft I9 can be driven to operate, the rotating shaft I9 drives the bevel gear I8 and the bevel gear II 10 to operate, the screw rod 2 can be driven to operate, because the threads at the left end and the right end of the screw rod 2 rotate oppositely, the screw rod 2 operates to drive the two current transformer clamping plates 6 to be close to each other under the limit action of the inner wall of the fixing seat 1, the current transformer can be clamped and fixed, then the current transformer is connected with an external circuit, and the connection work of the current transformer can be completed, the handle 15 is arranged at the edge of the fixed seat 1, so that the handle 15 can not influence the connection of the current transformer, the handle 15 is arranged at the front end of the fixed seat 1, when the device is arranged in a power distribution cabinet, the current transformer can be installed after a cabinet door is opened, the current transformers with different sizes can be installed and fixed without being easy to operate due to narrow internal space of the power distribution cabinet, the use is convenient, the in-and-out lines of the current transformers respectively pass through between the pressing plate 19 and the base 17, the screw 18 is rotated through the knob 21, the screw 18 moves downwards to drive the pressing plate 19 to move downwards, the distance between the pressing plate 19 and the base 17 can be shortened along with the downward movement of the pressing plate 19, the in-and-out lines of the current transformers can be fixed through the arrangement of the protection gasket 22, can protect the circuit when pressing from both sides tightly, can arrange in order the business turn over circuit of current transformer fixedly for the circuit can not be disordered, has improved current transformer's use experience, and convenient to use, application scope is wider.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (7)
1. A connecting device for a current transformer, characterized in that: comprises a fixed seat (1);
fixing base (1): the inside of the fixing seat is rotationally connected with a screw rod (2) through a bearing, the inside of the fixing seat (1) is symmetrically and slidingly connected with a moving block (3), a first threaded hole in the moving block (3) is in threaded connection with the screw rod (2), the upper end of the moving block (3) is symmetrically provided with a connecting block (4), the upper end of the fixing seat (1) is uniformly provided with a rectangular groove (5), the outer side faces of the connecting block (4) are respectively and slidingly connected with the inner wall faces of the adjacent rectangular grooves (5), current transformer clamping plates (6) are fixedly connected between the upper ends of the two vertically adjacent connecting blocks (4), and the lower ends of the current transformer clamping plates (6) are in sliding connection with the upper end of the fixing seat (1), and the inner side ends of the current transformer clamping plates (6) are provided with rubber gaskets (7).
2. The connection device for a current transformer according to claim 1, wherein: the left side of the outer cambered surface of the screw rod (2) is provided with a bevel gear I (8), the top wall of the fixing seat (1) is rotationally connected with a rotating shaft I (9) through a bearing II, the lower end of the rotating shaft I (9) is provided with a bevel gear II (10), and the bevel gear II (10) is in meshed connection with the bevel gear I (8).
3. The connection device for a current transformer according to claim 2, wherein: the outer cambered surface of the first rotating shaft (9) is provided with a first belt pulley (11), a second rotating shaft (12) is connected in a round hole at the upper end of the fixing seat (1) through a third bearing in a rotating mode, a second belt pulley (13) is arranged on the lower side of the outer cambered surface of the second rotating shaft (12), and the second belt pulley (13) is in transmission connection with the first belt pulley (11) through a belt (14).
4. A connection device for a current transformer according to claim 3, wherein: the upper end of the second rotating shaft (12) is provided with a handle (15).
5. The connection device for a current transformer according to claim 1, wherein: the circuit fixing frame is characterized in that a circuit fixing frame (16) is arranged at the rear side of the upper end of the fixing seat (1), a base (17) is uniformly arranged on the bottom wall of the fixing frame (16), a screw (18) is connected in a threaded hole II at the upper end of the fixing frame (16) in a threaded mode, a pressing plate (19) is connected to the lower end of the screw (18) through four rotations of a bearing, avoidance holes (20) corresponding to the base (17) are formed in the pressing plate (19), the pressing plate (19) is installed in cooperation with the base (17), and a knob (21) is arranged at the upper end of the screw (18).
6. The connection device for a current transformer according to claim 5, wherein: the inside of base (17) all is provided with protection gasket (22).
7. The connection device for a current transformer according to claim 1, wherein: the left end and the right end of the fixed seat (1) are respectively provided with a mounting plate (23), and the inside of each mounting plate (23) is provided with a fixing hole (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321339227.XU CN219832359U (en) | 2023-05-30 | 2023-05-30 | Connecting device for current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321339227.XU CN219832359U (en) | 2023-05-30 | 2023-05-30 | Connecting device for current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219832359U true CN219832359U (en) | 2023-10-13 |
Family
ID=88245356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321339227.XU Active CN219832359U (en) | 2023-05-30 | 2023-05-30 | Connecting device for current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219832359U (en) |
-
2023
- 2023-05-30 CN CN202321339227.XU patent/CN219832359U/en active Active
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