CN215525930U - High-precision current sampling equipment - Google Patents
High-precision current sampling equipment Download PDFInfo
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- CN215525930U CN215525930U CN202121297388.8U CN202121297388U CN215525930U CN 215525930 U CN215525930 U CN 215525930U CN 202121297388 U CN202121297388 U CN 202121297388U CN 215525930 U CN215525930 U CN 215525930U
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- clamp handle
- jaw
- electrode
- shell
- current sampling
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Abstract
The utility model provides a high-precision current sampling device, which comprises: the clamp comprises a rear clamp handle, a front clamp handle, a reset spring piece, a first jaw, a second jaw, a shell, a battery cover, a display screen, a gear regulator, a battery, a current detection chip, an electrical socket and an electrode; the rear clamp handle is arranged on the rear side of the front clamp handle, and the rear clamp handle is rotatably connected with the top of the front clamp handle through a rotating shaft; the rear end of the bottom of the front clamp handle is fixed with a reset spring piece through a screw, and the rear end of the reset spring piece is in elastic abutment with the front end of the rear clamp handle; the front end of the top of the rear clamp handle is provided with a first jaw, and the first jaw and the rear clamp handle are in an integrated structure; the high-precision current sampling device has the advantages of reasonable structure, convenience in current sampling at deeper parts, convenience in adjusting electrode spacing, convenience in measurement and use, convenience in electrode disassembly and convenience in electrode replacement through improvement of the high-precision current sampling device, and accordingly the problems and the defects in the existing device are effectively solved.
Description
Technical Field
The utility model relates to the technical field of current sampling circuits, in particular to high-precision current sampling equipment.
Background
The current collection is divided into indirect and direct types. The indirect mode is mainly acquired through mutual inductance, Hall and other magnetic induction voltages. The direct type mainly divides voltage through resistors, current flows through the resistors to generate voltage drop, and the current is directly converted into voltage to be collected.
The existing high-precision current sampling equipment adopts a bypass detection principle, a rectangular box body is arranged as a device shell, a current detection chip, a battery, a gear regulator and a display screen are arranged in the device shell, the bottom end of the device shell is screwed and regulated by a bidirectional regulating screw rod, the distance between a first electrode and a second electrode is used for electrically connecting two points of a detected circuit, the first electrode and the second electrode are electrically connected with the current detection chip by leads, an electrical element in the middle of the current detection chip detects flowing micro current, and the current value of the main circuit is calculated through conversion, the detection result is displayed by a display screen, and a gear regulator is arranged to regulate the gear of the measurement value, so that the detection accuracy is enhanced, the current of the original circuit cannot be hindered, and the method is suitable for measuring the current of the accurate circuit.
The high-precision current sampling equipment is inconvenient for current sampling of circuits at deep positions, and the device is inconvenient to adjust the distance between the two electrodes, and the electrodes are inconvenient to disassemble and replace.
In view of this, research and improvement are carried out to solve the existing problems, and a high-precision current sampling device is provided, aiming at achieving the purposes of solving the problems and improving the practical value through the technology.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to provide a high-precision current sampling device to solve the above-mentioned problems and disadvantages of the background art.
In order to achieve the above object, the present invention provides a high-precision current sampling device, which is achieved by the following specific technical means:
a high precision current sampling device comprising: the clamp comprises a rear clamp handle, a front clamp handle, a reset spring piece, a first jaw, a second jaw, a shell, a battery cover, a display screen, a gear regulator, a battery, a current detection chip, an electrical socket and an electrode; the rear clamp handle is arranged on the rear side of the front clamp handle, and the rear clamp handle is rotatably connected with the top of the front clamp handle through a rotating shaft; the rear end of the bottom of the front clamp handle is fixed with a reset spring piece through a screw, and the rear end of the reset spring piece is in elastic abutment with the front end of the rear clamp handle; the front end of the top of the rear clamp handle is provided with a first jaw, and the first jaw and the rear clamp handle are in an integrated structure; the front end of the top of the front clamp handle is provided with a second jaw, and the second jaw and the front clamp handle are in an integrated structure; the second jaw and the first jaw are vertically symmetrical; the top end of the rear clamp handle is welded with a shell, and the front end of the shell is fixed with a battery cover through a screw; a display screen is embedded in the top of the rear end of the shell, and a gear regulator is embedded in the bottom of the rear end of the shell; a battery is embedded in the front side of the interior of the shell, and a current detection chip is embedded in the middle of the interior of the shell; the current detection chip is electrically connected with the battery, the display screen and the gear regulator through leads respectively; the current detection chip is electrically connected with two electrical sockets through a wire, and the two electrical sockets are respectively embedded at the left ends of the first jaw and the second jaw; the left ends of the first jaw and the second jaw are respectively embedded with an electrode, and the right ends of the electrodes are embedded in the electrical socket.
As a further optimization of the technical scheme, the high-precision current sampling equipment is characterized in that the rear clamp handle, the front clamp handle and the reset spring piece are combined into a gun-shaped clamp shape.
As a further optimization of the technical solution, the high-precision current sampling device of the present invention is characterized in that the housing is rectangular, the top of the rear end of the housing is inclined with a front part higher than a rear part, and the inclined plane is embedded with the display screen.
As a further optimization of the technical scheme, according to the high-precision current sampling device, the electrical socket is cylindrical.
As a further optimization of the technical scheme, the electrode is in a circular rod shape.
As a further optimization of the technical scheme, according to the high-precision current sampling device, the right end of the electrode is in sliding fit with the left ends of the first jaw and the second jaw, and the right end of the electrode is in threaded fit with the electrical socket.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
1. the electrode is arranged to be in a round rod shape, so that current sampling is conveniently carried out on a circuit at a deeper part.
2. According to the utility model, the rear clamp handle, the front clamp handle and the reset spring piece are arranged to form a gun-shaped clamp shape, so that the distance between the left ends of the two electrodes can be conveniently adjusted in a hand pinching mode, and the measurement and use are convenient.
3. According to the utility model, the right end of the electrode is in sliding fit with the left ends of the first jaw and the second jaw, and the right end of the electrode is in threaded fit with the electrical socket, so that the electrode is convenient to disassemble and replace.
4. The utility model has the advantages of reasonable structure, convenience for sampling current at deeper parts, convenience for adjusting electrode distance, convenience for measuring and using, convenience for disassembling electrodes and convenience for replacing electrodes by improving a high-precision current sampling device, thereby effectively solving the problems and the defects in the background art.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a rear view of the housing of the present invention;
fig. 3 is a schematic cross-sectional view of an electrical socket according to the present invention.
In the figure: the clamp comprises a rear clamp handle 1, a front clamp handle 2, a reset spring piece 3, a first clamp opening 4, a second clamp opening 5, a shell 6, a battery cover 7, a display screen 8, a gear regulator 9, a battery 10, a current detection chip 11, an electrical socket 12 and an electrode 13.
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 a part of the embodiments of the present invention, and not all of the embodiments.
It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, for example, as being fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A high precision current sampling device comprising: the clamp comprises a rear clamp handle 1, a front clamp handle 2, a reset spring piece 3, a first clamp mouth 4, a second clamp mouth 5, a shell 6, a battery cover 7, a display screen 8, a gear regulator 9, a battery 10, a current detection chip 11, an electrical socket 12 and an electrode 13; the rear clamp handle 1 is arranged on the rear side of the front clamp handle 2, and the rear clamp handle 1 is rotatably connected with the top of the front clamp handle 2 through a rotating shaft; the rear end of the bottom of the front clamp handle 2 is fixed with a reset spring piece 3 through a screw, and the rear end of the reset spring piece 3 is elastically abutted against the front end of the rear clamp handle 1; the front end of the top of the rear clamp handle 1 is provided with a first jaw 4, and the first jaw 4 and the rear clamp handle 1 are in an integrated structure; the front end of the top of the front clamp handle 2 is provided with a second jaw 5, and the second jaw 5 and the front clamp handle 2 are in an integrated structure; the second jaw 5 and the first jaw 4 are vertically symmetrical; the top end of the rear clamp handle 1 is welded with a shell 6, and the front end of the shell 6 is fixed with a battery cover 7 through a screw; a display screen 8 is embedded in the top of the rear end of the shell 6, and a gear regulator 9 is embedded in the bottom of the rear end of the shell 6; a battery 10 is embedded in the front side of the inside of the shell 6, and a current detection chip 11 is embedded in the middle of the inside of the shell 6; the current detection chip 11 is electrically connected with the battery 10, the display screen 8 and the gear regulator 9 through leads respectively; the current detection chip 11 is electrically connected with two electrical sockets 12 through a wire, and the two electrical sockets 12 are respectively embedded at the left ends of the inside of the first jaw 4 and the second jaw 5; the left ends of the first jaw 4 and the second jaw 5 are respectively embedded with an electrode 13, and the right end of the electrode 13 is embedded inside the electrical socket 12.
Specifically, referring to fig. 1, the rear handle 1, the front handle 2 and the return spring plate 3 are combined into a gun-shaped clamp.
Specifically, referring to fig. 1, the housing 6 is rectangular, the top of the rear end of the housing 6 is inclined with a higher front end and a higher rear end, and the inclined plane is embedded with the display screen 8, so that the display screen 8 can be conveniently watched.
Specifically, referring to fig. 3, the electrical socket 12 is cylindrical.
Specifically, referring to fig. 3, the electrode 13 is in the shape of a circular rod.
Specifically, referring to fig. 3, the right end of the electrode 13 is slidably engaged with the left ends of the first jaw 4 and the second jaw 5, and the right end of the electrode 13 is threadedly engaged with the electrical socket 12, so as to facilitate detachment.
The method comprises the following specific implementation steps: the rear clamp handle 1 and the front clamp handle 2 are pinched by hands, so that the two electrodes 13 are opened in a scissor shape, the electrodes 13 are contacted with a measured point, the measurement result is observed through the display screen 8, when the electrodes 13 need to be replaced, the rotary electrodes 13 are taken down, and new electrodes 13 are connected with the electrical socket 12 in a threaded mode.
In summary, the following steps: according to the high-precision current sampling equipment, the electrodes are arranged in a circular rod shape, so that current sampling is conveniently carried out on a circuit at a deeper part; the rear clamp handle, the front clamp handle and the reset spring piece are combined into a gun-shaped clamp shape, so that the distance between the left ends of the two electrodes can be conveniently adjusted in a hand pinching mode, and the measurement and use are convenient; the right end of the electrode is in sliding fit with the left ends of the first jaw and the second jaw, and the right end of the electrode is in threaded fit with the electrical socket, so that the electrode is convenient to disassemble and replace; the high-precision current sampling device has the advantages of reasonable structure, convenience in current sampling at deeper parts, convenience in adjusting electrode spacing, convenience in measurement and use, convenience in electrode disassembly and convenience in electrode replacement through improvement of the high-precision current sampling device, and accordingly the problems and the defects in the existing device are effectively solved.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A high precision current sampling device comprising: the automatic resetting clamp comprises a rear clamp handle (1), a front clamp handle (2), a resetting spring piece (3), a first clamp jaw (4), a second clamp jaw (5), a shell (6), a battery cover (7), a display screen (8), a gear regulator (9), a battery (10), a current detection chip (11), an electrical socket (12) and an electrode (13); the method is characterized in that: the rear clamp handle (1) is arranged on the rear side of the front clamp handle (2), and the rear clamp handle (1) is rotatably connected with the top of the front clamp handle (2) through a rotating shaft; the rear end of the bottom of the front clamp handle (2) is fixed with a reset spring piece (3) through a screw, and the rear end of the reset spring piece (3) is elastically abutted with the front end of the rear clamp handle (1); the front end of the top of the rear clamp handle (1) is provided with a first jaw (4), and the first jaw (4) and the rear clamp handle (1) are in an integrated structure; the front end of the top of the front clamp handle (2) is provided with a second jaw (5), and the second jaw (5) and the front clamp handle (2) are in an integrated structure; the second jaw (5) and the first jaw (4) are vertically symmetrical; the top end of the rear clamp handle (1) is welded with a shell (6), and the front end of the shell (6) is fixed with a battery cover (7) through a screw; a display screen (8) is embedded in the top of the rear end of the shell (6), and a gear regulator (9) is embedded in the bottom of the rear end of the shell (6); a battery (10) is embedded in the front side of the interior of the shell (6), and a current detection chip (11) is embedded in the middle position of the interior of the shell (6); the current detection chip (11) is electrically connected with the battery (10), the display screen (8) and the gear regulator (9) through leads respectively; the current detection chip (11) is electrically connected with two electrical sockets (12) through wires, and the two electrical sockets (12) are respectively embedded at the left ends of the inner parts of the first jaw (4) and the second jaw (5); an electrode (13) is respectively embedded at the left ends of the first jaw (4) and the second jaw (5), and the right end of the electrode (13) is embedded in the electrical socket (12).
2. A high precision current sampling device according to claim 1, wherein: the rear clamp handle (1), the front clamp handle (2) and the reset spring piece (3) are combined into a gun-shaped clamp shape.
3. A high precision current sampling device according to claim 1, wherein: the shell (6) is rectangular, the top of the rear end of the shell (6) is inclined, the front end of the top is higher, the rear end of the top is lower, and the inclined plane of the inclined plane is inlaid with the display screen (8).
4. A high precision current sampling device according to claim 1, wherein: the electrical socket (12) is cylindrical.
5. A high precision current sampling device according to claim 1, wherein: the electrode (13) is in the shape of a circular rod.
6. A high precision current sampling device according to claim 1, wherein: the right end of the electrode (13) is in sliding fit with the left ends of the first jaw (4) and the second jaw (5), and the right end of the electrode (13) is in threaded fit with the electrical socket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121297388.8U CN215525930U (en) | 2021-06-10 | 2021-06-10 | High-precision current sampling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121297388.8U CN215525930U (en) | 2021-06-10 | 2021-06-10 | High-precision current sampling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215525930U true CN215525930U (en) | 2022-01-14 |
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ID=79807696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121297388.8U Active CN215525930U (en) | 2021-06-10 | 2021-06-10 | High-precision current sampling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215525930U (en) |
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2021
- 2021-06-10 CN CN202121297388.8U patent/CN215525930U/en active Active
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