CN219085754U - Three-phase current transformer capable of realizing cable positioning - Google Patents
Three-phase current transformer capable of realizing cable positioning Download PDFInfo
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- CN219085754U CN219085754U CN202320083655.4U CN202320083655U CN219085754U CN 219085754 U CN219085754 U CN 219085754U CN 202320083655 U CN202320083655 U CN 202320083655U CN 219085754 U CN219085754 U CN 219085754U
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Abstract
The utility model discloses a three-phase current transformer capable of realizing cable positioning, which relates to the technical field of three-phase current transformers and comprises the following components: the three-phase current transformer comprises a connecting plate, a three-phase current transformer body fixedly connected to the top of the connecting plate, a connector fixedly connected to the center of the top of the three-phase current transformer body, a through groove formed in the center of the three-phase current transformer body, and a fixing mechanism arranged on one side, far away from the center, of the inside of the through groove; after the cable runs through the inside of running through the groove, the surface of cable is laminated mutually with support one side that presses the arc board to be close to running through the inside center of groove, then through the pressure effect of first spring, can make support one side that presses the arc board to be close to running through the inside center of groove and the surface of cable closely laminate to accomplish fixedly to the cable, avoid in the use, the condition that the cable rocked dislocation appears.
Description
Technical Field
The utility model relates to the technical field of three-phase current transformers, in particular to a three-phase current transformer capable of realizing cable positioning.
Background
The three-phase current transformer is also called as a three-in-one transformer serving as an alternating current signal acquisition element, can be generally matched with products such as a multi-loop current monitoring device (AMC 16), a PZ300, a molded case circuit breaker and the like, saves the installation space, reduces the complexity of wiring, is convenient for users to use, and effectively reduces the cost.
The patent document with the publication number of CN201820113064.6 in the prior art provides a novel three-phase current transformer, the device can pass through the busbar of three phases simultaneously through the rectangular aperture, the collected zero sequence current is more accurate, and the mounting bracket is arranged simultaneously, so that the current transformer is reliably and firmly mounted.
Although the device has more beneficial effects, the following problems still exist: the structure of the existing three-phase current transformer penetrating through the connecting cable is simple, so that the cable is not fixed in connection with the cable, and the cable can move in the penetrating groove and is difficult to position.
Accordingly, one skilled in the art provides a three-phase current transformer capable of achieving cable positioning to solve the above-mentioned problems in the background art.
Disclosure of Invention
The utility model aims to provide a three-phase current transformer capable of realizing cable positioning, which solves the problems that the structure of the existing three-phase current transformer penetrating through a connecting cable is simple, the cable is not fixed for connection, the cable moves in a penetrating groove, and positioning is difficult.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a three-phase current transformer capable of achieving cable positioning, comprising:
the three-phase current transformer comprises a connecting plate, a three-phase current transformer body fixedly connected to the top of the connecting plate, a connector fixedly connected to the center of the top of the three-phase current transformer body, a through groove formed in the center of the three-phase current transformer body, and a fixing mechanism arranged on one side, far away from the center, of the inside of the through groove;
the fixing mechanism includes: the three-phase current transformer comprises a three-phase current transformer body, a telescopic rod fixedly connected to the front end and the rear end of the inner portion of the through groove far away from the center, a first spring sleeved outside the telescopic rod, a pressing arc plate fixedly connected to the inner portion of the telescopic rod close to the center of the inner portion of the through groove, and traction mechanisms arranged at the left end and the right end of the inner portion of the three-phase current transformer body close to one side of the through groove.
As still further aspects of the utility model: the traction mechanism comprises: the three-phase current transformer comprises a three-phase current transformer body, a movable groove, a movable screw rod, a positioning rod, a rotary buckle, a sliding block, a traction rod, a connecting pin, a fixed arc clamp and a connecting bolt, wherein the movable groove is arranged at the left end and the right end of the inside of the three-phase current transformer body, the movable groove is arranged at the front end and the rear end of the three-phase current transformer body, the movable groove is close to the front end and the rear end of one side of the through groove, the movable screw rod is rotationally connected to the inside of the lower part of the top of the movable groove, the positioning rod is fixedly connected to the front end of the movable screw rod, the sliding block is slidingly connected to the movable groove and is far away from the center of the three-phase current transformer body, the traction rod is fixedly connected to the connecting pin is far away from the inside of the center of the three-phase current transformer body, the connecting pin is close to the fixed arc clamp is arranged at the center of one side of the center of the three-phase current transformer body, and the connecting bolt is arranged at the upper end and lower end of the fixed arc clamp.
As still further aspects of the utility model: the mounting mechanism includes: the device comprises a connecting plate, a sliding groove, an adjusting groove, a mounting pin, a second spring, a traction rope and a steering rod, wherein the sliding groove is formed in the center of the left end and the right end of the bottom of the connecting plate, the adjusting groove is formed in the center of the connecting plate, the mounting pin is connected in the sliding groove in a sliding mode, the second spring is fixedly connected to the center of the adjusting groove, the second spring is positioned at the front end and the rear end of the adjusting groove, the traction rope is fixedly connected to one side, close to the center of the connecting plate, of the mounting pin, and the steering rod is fixedly connected to the position, which is located in the center of the adjusting groove, of the center and is located in front of the center.
As still further aspects of the utility model: the both ends of telescopic link respectively with run through the inside inner wall of groove and support and press the arc board and keep away from and run through groove center one side fixed connection, and run through the groove and constitute extending structure through telescopic link and first spring.
As still further aspects of the utility model: the traction rod is fixedly connected with one side of the sliding block, which is close to the center of the three-phase current transformer body, and the movable screw rod and the positioning rod penetrate through the sliding block.
As still further aspects of the utility model: the traction rod forms a horizontal moving structure in the front-back direction through the moving screw rod and the moving groove, and the fixed arc clamp is connected with one side, far away from the center of the three-phase current transformer body, of the traction rod through the connecting pin.
As still further aspects of the utility model: one side of the traction rope far away from the center of the connecting plate is provided with a traction buckle, and the mounting pin and the sliding groove form a relative movement structure through the traction rope and the second spring.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, after the cable penetrates through the inside of the penetrating groove, the outer surface of the cable is attached to one side of the pressing arc plate, which is close to the inner center of the penetrating groove, and then the pressing arc plate is tightly attached to the outer surface of the cable under the pressure action of the first spring, so that the cable is fixed, and the condition that the cable is rocked and dislocated in the using process is avoided.
2. According to the utility model, after the cable is connected, the bending condition can occur on one side of the front end and the rear end of the cable, which is close to the pressing arc plate, and the cable is fixed from the outer surface of the cable, which is close to the center of the connecting plate, through the matched use of the fixing arc clamp and the connecting bolt, so that the bending condition of the cable is avoided.
Drawings
Fig. 1 is a schematic diagram of an overall three-phase current transformer capable of realizing cable positioning.
Fig. 2 is a schematic diagram of a partial bottom cross-sectional structure of a three-phase current transformer capable of realizing cable positioning.
Fig. 3 is a schematic diagram of a three-phase current transformer with a cross-sectional left view for positioning a cable.
Fig. 4 is a schematic diagram of a left-view cross-section partial structure of a three-phase current transformer capable of realizing cable positioning.
Fig. 5 is an enlarged schematic diagram of a structure at a point a in a three-phase current transformer capable of realizing cable positioning.
In the figure: 1. a connecting plate; 2. a three-phase current transformer body; 3. a connector; 4. a telescopic rod; 5. a first spring; 6. pressing the arc plate; 7. moving the screw rod; 8. a positioning rod; 9. a rotary buckle; 10. a sliding block; 11. a traction rod; 12. a connecting pin; 13. fixing the arc clamp; 14. a connecting bolt; 15. a mounting pin; 16. a second spring; 17. a traction rope; 18. a steering lever; 19. and (5) a traction buckle.
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 to 5, an embodiment of the present utility model provides a three-phase current transformer capable of realizing cable positioning, including:
the three-phase current transformer comprises a connecting plate 1, a three-phase current transformer body 2 fixedly connected to the top of the connecting plate 1, a connector 3 fixedly connected to the center of the top of the three-phase current transformer body 2, a through groove formed in the center of the three-phase current transformer body 2, and a fixing mechanism arranged on one side of the through groove away from the center;
the fixing mechanism includes: the telescopic rod 4 fixedly connected to the front end and the rear end of the inner part of the through groove far away from the center side, the first spring 5 sleeved outside the telescopic rod 4, the pressing arc plate 6 fixedly connected to the inner center side of the telescopic rod 4 close to the through groove, and the traction mechanism arranged at the left end and the right end of the inner part of the three-phase current transformer body 2 close to the side of the through groove.
The both ends of telescopic link 4 respectively with run through the inside inner wall of groove and support and press arc board 6 to keep away from and run through groove center one side fixed connection, and run through the groove and constitute extending structure through telescopic link 4 and first spring 5.
Through the pressure effect of first spring 5, can make to press the arc board 6 to be close to the one side of running through the inside center of groove and closely laminate with the surface of cable to accomplish fixedly to the cable, realize the location to the cable.
The traction mechanism comprises: the three-phase current transformer comprises a movable groove, a movable screw rod 7, a positioning rod 8, a rotating buckle 9, a sliding block 10, a traction rod 11, a connecting pin 12, a fixed arc clamp 13, a connecting bolt 14 and a mounting mechanism, wherein the movable groove is arranged at the left end and the right end of the inside of a three-phase current transformer body 2, the movable groove is arranged at the front end and the rear end of the inside of the three-phase current transformer body 2, the movable screw rod 7 is rotatably connected to the lower part of the top of the movable groove, the positioning rod 8 is fixedly connected to the upper part and the lower part of the bottom of the movable groove, the rotating buckle 9 is fixedly connected to the front end of the movable screw rod 7, the sliding block 10 is slidably connected to the side, far away from the center, of the three-phase current transformer body 2, of the sliding block 10 is fixedly connected to the traction rod 11, the connecting pin 12 is inserted into the side, far away from the center of the three-phase current transformer body 2, the fixed arc clamp 13 is fixedly connected to the connecting pin 12, the connecting bolt 14 is arranged at the center of the upper end and the lower end of the fixed arc clamp 13, and the mounting mechanism is arranged at the bottom of the connecting plate 1.
The traction rod 11 and the sliding block 10 are fixedly connected to one side, close to the center of the three-phase current transformer body 2, and the movable screw rod 7 and the positioning rod 8 penetrate through the sliding block 10.
The traction rod 11 and the movable groove form a horizontal moving structure in the front-back direction through the movable screw rod 7, and the fixed arc clamp 13 is connected with one side, far away from the center of the three-phase current transformer body 2, of the traction rod 11 through the connecting pin 12.
Through the cooperation of traction lever 11 and fixed arc clamp 13, carry out the centre gripping protection to the cable from the both ends of cable, avoid bending the condition to appear.
The mounting mechanism includes: the device comprises a sliding groove, an adjusting groove, a mounting pin 15, a second spring 16, a traction rope 17 and a steering rod 18, wherein the sliding groove is formed in the center of the left end and the right end of the bottom of the connecting plate 1, the adjusting groove is formed in the center of the connecting plate 1, the mounting pin 15 is connected in the sliding groove in a sliding mode, the second spring 16 is fixedly connected to the center of the adjusting groove at the front end and the rear end, the traction rope 17 is fixedly connected to one side, close to the center of the connecting plate 1, of the mounting pin 15, and the steering rod 18 is fixedly connected to the position, close to the front, of the center of the adjusting groove at the center.
The traction rope 17 is provided with a traction buckle 19 on one side far away from the center of the connecting plate 1, and the mounting pin 15 and the sliding groove form a relative movement structure through the traction rope 17 and the second spring 16.
Pulling the traction rope 17 drives the installation pin 15 to move relatively through the traction rope 17, so that the equipment and the ammeter box can be disassembled conveniently.
The working principle of the utility model is as follows:
when the three-phase current transformer is used, the three-phase current transformer body 2 is connected with an ammeter box, the traction buckle 19 is pulled, the installation pin 15 is driven to move to one side close to the center of the connection plate 1 in the sliding groove through the traction buckle 19 and the traction rope 17, then the connection plate 1 is inserted into the ammeter box, and the ammeter box is connected through the installation pin 15 under the action of the second spring 16;
the cable is placed in the center of the inside of the through groove, and the pressing arc plate 6 is pushed to move to one side close to the center of the through groove under the action of the first spring 5, so that the position of the cable is fixed from the outer surface of the cable, and positioning is realized;
the rotating buckle 9 is rotated, the movable screw rod 7 is driven to rotate through the rotating buckle 9, the movable screw rod 7 and the positioning rod 8 penetrate through the sliding block 10, when the movable screw rod 7 rotates, the sliding block 10 is driven to move towards one side far away from the center of the connecting plate 1 in the movable groove, the traction rod 11 is driven to move towards one side far away from the center of the connecting plate 1 through the sliding block 10, and the fixed arc clamp 13 is driven to move towards one side close to the center of the cable through the connecting pin 12 and the traction rod 11, so that the fixed arc clamp 13 is driven to be attached to the surface of the cable from both ends of the cable, and then fixation is completed through the connecting bolt 14, so that the bending problem in the use process is avoided.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. A three-phase current transformer capable of realizing cable positioning, comprising:
the three-phase current transformer comprises a connecting plate (1), a three-phase current transformer body (2) fixedly connected to the top of the connecting plate (1), a connector (3) fixedly connected to the center of the top of the three-phase current transformer body (2), a through groove formed in the center of the three-phase current transformer body (2), and a fixing mechanism arranged in one side, far away from the center, of the through groove;
the fixing mechanism includes: the three-phase current transformer comprises a telescopic rod (4) fixedly connected to the front end and the rear end of the inner portion of the through groove far away from the center, a first spring (5) sleeved outside the telescopic rod (4), an arc pressing plate (6) fixedly connected to the inner portion of the telescopic rod (4) close to the center of the inner portion of the through groove, and traction mechanisms arranged at the left end and the right end of the inner portion of the three-phase current transformer body (2) close to one side of the through groove.
2. A three-phase current transformer capable of achieving cable positioning according to claim 1, wherein the traction mechanism comprises: the three-phase current transformer comprises a three-phase current transformer body (2), a movable groove, a movable screw rod (7), a fixed arc clamp (13) and a connecting bolt (14), wherein the movable groove is arranged at the left end and the right end of the inside of the three-phase current transformer body (2) and is close to the front end and the rear end of one side of the through groove, the movable screw rod (7) is rotationally connected to the inside of the lower portion of the top of the movable groove, the fixed screw rod is fixedly connected to the inside of the upper portion of the bottom of the movable groove, the movable screw rod (8), the fixed arc clamp (13) is fixedly connected to the inside of the lower portion of the bottom of the movable groove, the movable groove is far away from a sliding block (10) at the center of the three-phase current transformer body (2), the sliding block (10) is fixedly connected to a traction rod (11) close to the center of the three-phase current transformer body (2), the traction rod (11) is inserted into a connecting pin (12) arranged at the inside of the side of the center of the three-phase current transformer body (2), and the connecting pin (12) is close to the fixed arc clamp (13) at the inner center of the upper end and the lower end of the fixed arc clamp (13).
3. A three-phase current transformer capable of achieving cable positioning according to claim 2, wherein the mounting mechanism comprises: the device comprises a sliding groove, an adjusting groove, a mounting pin (15), a second spring (16), a traction rope (17) and a steering rod (18), wherein the sliding groove is formed in the center of the left end and the right end of the bottom of the connecting plate (1), the adjusting groove is formed in the center of the connecting plate (1), the mounting pin (15) is slidably connected to the inner portion of the sliding groove, the second spring (16) is fixedly connected to the center of the inner portion of the adjusting groove, the second spring is positioned at the front end and the rear end of the second spring, the traction rope (17) is fixedly connected to one side, close to the center of the connecting plate (1), of the mounting pin (15), and the steering rod (18) is fixedly connected to the front portion of the inner center of the adjusting groove.
4. The three-phase current transformer capable of realizing cable positioning according to claim 1, wherein two ends of the telescopic rod (4) are fixedly connected with the inner wall inside the through groove and one side of the pressing arc plate (6) far away from the center of the through groove respectively, and the through groove forms a telescopic structure through the telescopic rod (4) and the first spring (5).
5. The three-phase current transformer capable of realizing cable positioning according to claim 2, wherein the traction rod (11) and the sliding block (10) are fixedly connected at one side close to the center of the three-phase current transformer body (2), and the movable screw rod (7) and the positioning rod (8) penetrate through the inside of the sliding block (10).
6. The three-phase current transformer capable of realizing cable positioning according to claim 2, wherein the traction rod (11) and the movable groove form a horizontal movable structure in the front-back direction through the movable screw rod (7), and the fixed arc clamp (13) is in penetrating connection with one side, far away from the center of the three-phase current transformer body (2), of the traction rod (11) through the connecting pin (12).
7. A three-phase current transformer capable of realizing cable positioning according to claim 3, characterized in that a traction buckle (19) is arranged on one side of the traction rope (17) far away from the center of the connecting plate (1), and the mounting pin (15) and the sliding groove form a relative movement structure through the traction rope (17) and the second spring (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320083655.4U CN219085754U (en) | 2023-01-29 | 2023-01-29 | Three-phase current transformer capable of realizing cable positioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320083655.4U CN219085754U (en) | 2023-01-29 | 2023-01-29 | Three-phase current transformer capable of realizing cable positioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219085754U true CN219085754U (en) | 2023-05-26 |
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ID=86423639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320083655.4U Active CN219085754U (en) | 2023-01-29 | 2023-01-29 | Three-phase current transformer capable of realizing cable positioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219085754U (en) |
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2023
- 2023-01-29 CN CN202320083655.4U patent/CN219085754U/en active Active
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