CN218445944U - Current probe calibrating device - Google Patents
Current probe calibrating device Download PDFInfo
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- CN218445944U CN218445944U CN202222452217.9U CN202222452217U CN218445944U CN 218445944 U CN218445944 U CN 218445944U CN 202222452217 U CN202222452217 U CN 202222452217U CN 218445944 U CN218445944 U CN 218445944U
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- plate
- current probe
- central conductor
- shaft sleeve
- mounting
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Abstract
The utility model discloses a current probe calibrating device relates to current probe technical field, comprising a base plate, there are two fixed plates on the top of bottom plate through bolt fixed mounting, and one side of two fixed plates is through bolt fixedly connected with curb plate, one side that the curb plate is close to the fixed plate is provided with N type and connects, and the one end that N type connects installs the installation axle sleeve, the one end of installation axle sleeve runs through curb plate one side and extends to the curb plate opposite side. The utility model discloses a be provided with the existence of cardboard, when this device comes to carry out the calibration to current probe, can utilize the cardboard card in current probe's the outside to carry on spacingly to current probe, the holding stability, and under the effect of damping expansion bend, can be so that current probe and center conductor keep coaxial, thereby increase the calibration efficiency and the quality of this device, improve this device calibration precision.
Description
Technical Field
The utility model relates to a current probe technical field specifically is a current probe calibrating device.
Background
The current probe is a magnetic ring designed according to the Faraday principle and used for measuring interference current signals in a wire, and is essentially a transformer with the number of turns of 1, and the current probe can be used for measuring the current flowing through the wire.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a current probe calibrating device to the problem of can not stabilize and current probe keeps coaxial that proposes in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a current probe calibration device comprises a bottom plate, wherein two fixing plates are fixedly mounted at the top end of the bottom plate through bolts, a side plate is fixedly connected to one side of each fixing plate through a bolt, an N-type joint is arranged on one side, close to the fixing plates, of each side plate, an installation shaft sleeve is mounted at one end of each N-type joint, one end of each installation shaft sleeve penetrates through one side of each side plate and extends to the other side of each side plate, a top plate is arranged at the top end of each side plate, four corners at the top end of each top plate are connected with the top ends of the side plates through bolts, a central conductor is arranged at the bottom end of each top plate, two ends of each central conductor penetrate through one side of each side plate and extend into the corresponding installation shaft sleeve, and a conduction piece is mounted at one end of each central conductor in the corresponding installation shaft sleeve;
the outside of center conductor is provided with limit structure, limit structure still includes the mounting panel, the intermediate position department on bottom plate top is installed to the mounting panel, and the damping expansion bend is all installed to the one end that mounting panel and roof are close to center conductor, the cardboard is installed to the one end of damping expansion bend.
Preferably, the card plate is C-shaped, and an opening direction of the card plate faces the central conductor.
Preferably, the number of the mounting plates is two, and the mounting plates and the top plate are the same distance from the central conductor.
Preferably, one end of the conduction piece penetrates through one end of the N-shaped joint and extends into the N-shaped joint, and the outer side of the conduction piece is close to the inner wall of the N-shaped joint.
Preferably, the mounting shaft sleeve is in a cover shape, the two ends of the central conductor are in a circular truncated cone shape, and the outer sides of the two ends of the central conductor are in contact with the inner wall of the mounting shaft sleeve.
Preferably, the side plates are in a vertical state, and the side plates and the fixing plate are perpendicular to each other.
Preferably, the mounting plate, the clamping plate and the damping expansion piece are all made of insulating materials, and an insulating elastic cushion is arranged inside the damping expansion piece.
Compared with the prior art, the utility model provides a pair of current probe calibrating device has following beneficial effect:
the utility model provides a have cardboard and damping expansion bend, through being provided with the existence of cardboard, when this device comes to carry out the calibration to current probe, can utilize the cardboard card in current probe's the outside to carry on spacingly to current probe, remain stable, and under the effect of damping expansion bend, can be so that current probe and center conductor keep coaxial, thereby increase the calibration efficiency and the quality of this device, improve this device calibration precision.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic side view of the cross-sectional structure of the present invention;
fig. 3 is a schematic top view of the cross-sectional structure of the present invention.
In the figure: 1. a side plate; 2. mounting a plate; 3. a base plate; 4. a fixing plate; 5. a conductive member; 6. installing a shaft sleeve; 7. clamping a plate; 8. a top plate; 9. a damping telescopic device; 10. an N-type joint; 11. a center conductor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1-3, a current probe calibration device includes a bottom plate 3, two fixing plates 4 are fixedly mounted at the top end of the bottom plate 3 through bolts, a side plate 1 is fixedly connected to one side of each fixing plate 4 through a bolt, an N-type joint 10 is arranged at one side of the side plate 1 close to the fixing plate 4, a mounting shaft sleeve 6 is mounted at one end of the N-type joint 10, one end of the mounting shaft sleeve 6 penetrates through one side of the side plate 1 and extends to the other side of the side plate 1, a top plate 8 is arranged at the top end of the side plate 1, four corners at the top end of the top plate 8 are connected with the top end of the side plate 1 through bolts, a central conductor 11 is arranged at the bottom end of the top plate 8, two ends of the central conductor 11 penetrate through one side of the side plate 1 and extend into the mounting shaft sleeve 6, and a conducting piece 5 is mounted at one end of the central conductor 11 in the mounting shaft sleeve 6;
one end of the conduction piece 5 penetrates through one end of the N-shaped joint 10 and extends into the N-shaped joint 10, and the outer side of the conduction piece 5 is close to the inner wall of the N-shaped joint 10;
the mounting shaft sleeve 6 is in a cover shape, the two ends of the central conductor 11 are in a truncated cone shape, and the outer sides of the two ends of the central conductor 11 are close to the inner wall of the mounting shaft sleeve 6;
the side plate 1 is in a vertical state, and the side plate 1 and the fixing plate 4 are vertical to each other;
specifically, as shown in fig. 1, fig. 2 and fig. 3, when the device is used, firstly, the outer side plate 1, the fixing plate 4 and the top plate 8 of the device are connected and installed through bolts, so that the device can be flexibly installed and disassembled, the closed-loop current probe can be conveniently sleeved outside the central conductor 11, then an external circuit can be performed through the two N-type connectors 10, the closed-loop current probe can be calibrated through the central conductor 11, and the openable-loop current probe can be directly sleeved outside the central conductor 11 for calibration of the current probe.
Referring to fig. 1-3, a current probe calibration device further comprises a limiting structure, the limiting structure is arranged on the outer side of the central conductor 11, the limiting structure further comprises a mounting plate 2, the mounting plate 2 is mounted in the middle of the top end of the bottom plate 3, damping expanders 9 are mounted at the mounting plate 2 and at the top plate 8 ends close to the central conductor 11, and a clamping plate 7 is mounted at one end of each damping expander 9;
the card board 7 is C-shaped, and the opening direction of the card board 7 faces the central conductor 11;
the number of the mounting plates 2 is two, and the distances between the mounting plates 2 and the top plate 8 and the central conductor 11 are the same;
the mounting plate 2, the clamping plate 7 and the damping expansion piece 9 are all made of insulating materials, and an insulating elastic cushion is arranged inside the damping expansion piece 9;
specifically, as shown in fig. 1, fig. 2 and fig. 3, through being provided with cardboard 7, come to carry out calibration process to current probe at this device, under the shape effect of cardboard 7, can carry on spacingly to arbitrary well current probe, make the setting that current probe can be stable outside central conductor 11, and utilize the elastic action of damping expansion bend 9, including the outside of central conductor 11 and roof 8 and the equal reason of distance between the mounting panel 2, thereby spacing at cardboard 7, not only can make current probe remain stable, but also can make current probe can keep coaxial with central conductor 11, thereby increase the precision of this device to current probe calibration quality.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A current probe calibrating device, comprising a base plate (3), characterized in that: the top end of the bottom plate (3) is fixedly provided with two fixing plates (4) through bolts, one side of each fixing plate (4) is fixedly connected with a side plate (1) through a bolt, one side, close to the fixing plate (4), of each side plate (1) is provided with an N-shaped joint (10), one end of each N-shaped joint (10) is provided with a mounting shaft sleeve (6), one end of each mounting shaft sleeve (6) penetrates through one side of each side plate (1) and extends to the other side of each side plate (1), the top end of each side plate (1) is provided with a top plate (8), four corners at the top end of each top plate (8) are connected with the top end of each side plate (1) through bolts, the bottom end of each top plate (8) is provided with a central conductor (11), two ends of each central conductor (11) penetrate through one side of each side plate (1) and extend into the corresponding mounting shaft sleeve (6), and one end of each central conductor (11) inside each mounting shaft sleeve (6) is provided with a conducting piece (5);
the outside of center conductor (11) is provided with limit structure, limit structure still includes mounting panel (2), the intermediate position department on bottom plate (3) top is installed in mounting panel (2), and mounting panel (2) and roof (8) all install damping expansion bend (9) near the one end of center conductor (11), cardboard (7) are installed to the one end of damping expansion bend (9).
2. A current probe calibration device according to claim 1, wherein: the card board (7) is C-shaped, and the opening direction of the card board (7) faces the central conductor (11).
3. A current probe calibration device according to claim 1, wherein: the quantity of mounting panel (2) is two, and mounting panel (2) and roof (8) are the same apart from the distance of central conductor (11).
4. A current probe calibration device according to claim 1, wherein: one end of the conduction piece (5) penetrates through one end of the N-shaped joint (10) and extends into the N-shaped joint (10), and the outer side of the conduction piece (5) is close to the inner wall of the N-shaped joint (10).
5. A current probe calibration device according to claim 1, wherein: the mounting shaft sleeve (6) is in a cover shape, the two ends of the central conductor (11) are in a round table shape, and the outer sides of the two ends of the central conductor (11) are in contact with the inner wall of the mounting shaft sleeve (6).
6. A current probe calibration device according to claim 1, wherein: the side plates (1) are in a vertical state, and the side plates (1) and the fixing plates (4) are perpendicular to each other.
7. A current probe calibration device according to claim 1, wherein: the mounting plate (2), the clamping plate (7) and the damping expansion piece (9) are made of insulating materials, and an insulating elastic cushion is arranged inside the damping expansion piece (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222452217.9U CN218445944U (en) | 2022-09-15 | 2022-09-15 | Current probe calibrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222452217.9U CN218445944U (en) | 2022-09-15 | 2022-09-15 | Current probe calibrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218445944U true CN218445944U (en) | 2023-02-03 |
Family
ID=85105817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222452217.9U Active CN218445944U (en) | 2022-09-15 | 2022-09-15 | Current probe calibrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218445944U (en) |
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2022
- 2022-09-15 CN CN202222452217.9U patent/CN218445944U/en active Active
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