CN215833460U

CN215833460U - Current probe capable of adjusting length of probe wire for oscillograph

Info

Publication number: CN215833460U
Application number: CN202121797288.1U
Authority: CN
Inventors: 柳典龙; 张润锋; 张媛婷
Original assignee: Shenzhen Youtest Technology Co ltd
Current assignee: Shenzhen Youtest Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-02-15
Anticipated expiration: 2031-08-03

Abstract

The utility model provides a current probe for an oscillograph, which can adjust the length of a probe line, and comprises: the power supply probe comprises a power supply probe body, a probe line, a winder, a line box and a scroll; a probe line is arranged on the power supply probe body; a winder is arranged in the middle of the probe line and is connected with the probe line in a penetrating manner; the winder is provided with a wire box; a reel is arranged on the wire box; a rotating wheel is arranged on the outer side of the wire box and is fixedly connected with the scroll; a crank is arranged on the outer side of the rotating wheel and is fixedly connected with the rotating wheel; a limiting block is arranged on the upper side of the rotating wheel and connected with the wire box through a rotating shaft; the current probe for the oscillograph, which can adjust the length of the probe wire, has the advantages of reasonable structural design and capability of adjusting the length of the probe wire, thereby effectively solving the problems and the defects of the existing device.

Description

Current probe capable of adjusting length of probe wire for oscillograph

Technical Field

The utility model relates to the technical field of current probes, in particular to a current probe capable of adjusting the length of a probe wire for an oscillograph.

Background

The length of the probe line of the traditional current probe for the oscillograph is fixed and cannot be adjusted, and the overlong or overlong length of the probe line is not favorable for a user to operate the power supply probe well, so that the using requirements of people cannot be met.

In view of the above, the current probe for an oscilloscope is provided, which is improved by research aiming at the existing problems, has the advantages of reasonable structural design and capability of adjusting the length of the probe wire, and aims to achieve the purposes of solving the problems and improving the practical value through the technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a current probe for an oscillograph, which can adjust the length of a probe line, so as to solve the problems and the defects in the background technology.

In order to achieve the purpose, the utility model provides a current probe for an oscillograph, which can adjust the length of a probe line, and is achieved by the following specific technical means:

an oscillometric current probe with an adjustable probe wire length, comprising: the device comprises a power supply probe body, a probe line, a winder, a line box, a scroll, a crank, a limiting block, a rotating wheel and a hook; a probe line is arranged on the power supply probe body; a winder is arranged in the middle of the probe line and is connected with the probe line in a penetrating manner; the winder is provided with a wire box; a reel is arranged on the wire box; a rotating wheel is arranged on the outer side of the wire box and is fixedly connected with the scroll; a crank is arranged on the outer side of the rotating wheel and is fixedly connected with the rotating wheel; a limiting block is arranged on the upper side of the rotating wheel and connected with the wire box through a rotating shaft; the reel is provided with a hook, and the hook is connected with the reel in a fixed mode.

As a further optimization of the technical scheme, the appearance characteristic of the current probe line box for the oscillograph, which can adjust the length of the probe line, is of a cuboid structure.

As a further optimization of the technical scheme, the current probe rotating wheel for the oscillograph, which can adjust the length of the probe line, is a ratchet wheel, the limiting block is a pawl, and the rotating wheel is meshed with the limiting block.

As a further optimization of the technical scheme, the appearance characteristic of the current probe hook for the oscillograph, which can adjust the length of the probe line, is J-shaped, and the hook is arranged at one end of the reel.

As a further optimization of the technical scheme, the current probe line box for the oscillograph, which can adjust the length of the probe line, is provided with a rectangular opening on the left side and a circular through hole on the right side.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

1. the current probe for the oscillograph with the length of the probe line adjustable is a ratchet wheel through the rotating wheel, the limiting block is a pawl, the rotating wheel is meshed with the limiting block, the reel is convenient to rotate, after the probe line is wound to a certain length, the reel is fixed by the ratchet wheel and the pawl, the probe line can extend under the action of external force, and when no force is applied, the probe line does not retract or extend.

2. The current probe for the oscillograph, which can adjust the length of the probe line, is connected with the line box through the rotating shaft through the limiting block, and the limiting block is meshed with the rotating wheel, so that the reel is fixed through the ratchet wheel and pawl mechanism.

3. The current probe for the oscillograph, which can adjust the length of the probe wire, has the advantages of reasonable structural design and capability of adjusting the length of the probe wire, thereby effectively solving the problems and the defects of the existing device.

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 schematic front view of the present invention;

FIG. 3 is a schematic view of the reel spool structure of the present invention;

FIG. 4 is a schematic view of another perspective reel spool structure of the present invention.

In the figure: the power supply probe comprises a power supply probe body 1, a probe line 2, a winder 3, a line box 301, a scroll 302, a crank 303, a limiting block 304, a rotating wheel 305 and a hook 306.

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.

Referring to fig. 1 to 4, the present invention provides a specific technical embodiment of a current probe for an oscillograph, which can adjust the length of a probe wire:

an oscillometric current probe with an adjustable probe wire length, comprising: the device comprises a power supply probe body 1, a probe line 2, a winder 3, a line box 301, a scroll 302, a crank 303, a limiting block 304, a rotating wheel 305 and a hook 306; a probe wire 2 is arranged on the power probe body 1; a winder 3 is arranged in the middle of the probe line 2, and the winder 3 is connected with the probe line 2 in a penetrating way; the winder 3 is provided with a line box 301; a reel 302 is arranged on the line box 301; a rotating wheel 305 is arranged on the outer side of the wire box 301, and the rotating wheel 305 is fixedly connected with the scroll 302; a crank 303 is arranged on the outer side of the rotating wheel 305, and the crank 303 is fixedly connected with the rotating wheel 305; a limiting block 304 is arranged on the upper side of the rotating wheel 305, and the limiting block 304 is connected with the line box 301 through a rotating shaft; the reel 302 is provided with a hook 306, and the hook 306 is fixedly connected with the reel 302.

Specifically, as shown in fig. 1 to 4, the external shape of the wire box 301 has a rectangular parallelepiped structure.

Specifically, as shown in fig. 1 to fig. 3, the rotating wheel 305 is a ratchet, the limiting block 304 is a pawl, and the rotating wheel 305 is engaged with the limiting block 304, so as to rotate the reel 302, after the probe wire 2 is wound to a certain length, the ratchet and the pawl fix the reel 302, so that the probe wire 2 can be extended under the action of external force, and when no force is applied, the probe wire 2 neither retracts nor extends.

Specifically, as shown in fig. 4, the hook 306 has a "J" shape, and the hook 306 is disposed at one end of the reel 302 for hooking the probe line 2.

Specifically, as shown in fig. 3 to 4, a rectangular opening is provided on the left side of the thread cassette 301, and a circular through hole is provided on the right side of the thread cassette 301, so that the probe wire 2 penetrates the reel 3.

The method comprises the following specific implementation steps:

when using this current probe for oscillograph of adjustable probe line length, run through the winder 3 with probe line 2, and hang probe line 2 on couple 306, during the wire winding, it breaks away from runner 305 to rotate stopper 304, hold crank 303, make spool 302 rotate, when winding to suitable length, make stopper 304 and runner 305 mesh, the ratchet pawl is fixed with spool 302, make probe line 2 can extend under the exogenic action, when not exerting oneself, probe line 2 neither retracts, also can not extend, this current probe for oscillograph of adjustable probe line length, structural design is reasonable, the advantage of probe line length can be adjusted, people's user demand has been satisfied.

In summary, the following steps: according to the current probe for the oscillograph with the length of the probe line adjustable, the rotating wheel is the ratchet wheel, the limiting block is the pawl, the rotating wheel is meshed with the limiting block, a reel is convenient to rotate, after the probe line is wound to a certain length, the reel is fixed by the ratchet wheel and the pawl, the probe line can extend under the action of external force, and when no force is applied, the probe line does not retract or extend; the reel is fixed through a ratchet wheel and pawl mechanism by the arrangement that the limiting block is meshed with the rotating wheel; through the improvement to the current probe for the oscillograph of an adjustable probe line length, have structural design rationally, can adjust the advantage of probe line length to effectual problem and the not enough that has solved current device and appear.

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

1. An oscillometric current probe with an adjustable probe wire length, comprising: the device comprises a power supply probe body (1), a probe line (2), a winder (3), a line box (301), a scroll (302), a crank (303), a limiting block (304), a rotating wheel (305) and a hook (306); the method is characterized in that: a probe line (2) is arranged on the power supply probe body (1); a winder (3) is arranged in the middle of the probe line (2), and the winder (3) is connected with the probe line (2) in a penetrating manner; a line box (301) is arranged on the winder (3); a reel (302) is arranged on the wire box (301); a rotating wheel (305) is arranged on the outer side of the line box (301), and the rotating wheel (305) is connected with the reel (302) in a fixed mode; a crank (303) is arranged on the outer side of the rotating wheel (305), and the crank (303) is fixedly connected with the rotating wheel (305); a limiting block (304) is arranged on the upper side of the rotating wheel (305), and the limiting block (304) is connected with the line box (301) through a rotating shaft; the reel (302) is provided with a hook (306), and the hook (306) is connected with the reel (302) in a fixed mode.

2. The current probe for an oscillograph capable of adjusting the length of the probe according to claim 1, wherein: the appearance characteristic of line box (301) is cuboid structure.

3. The current probe for an oscillograph capable of adjusting the length of the probe according to claim 1, wherein: the rotating wheel (305) is a ratchet wheel, the limiting block (304) is a pawl, and the rotating wheel (305) is meshed with the limiting block (304).

4. The current probe for an oscillograph capable of adjusting the length of the probe according to claim 1, wherein: the hook (306) is characterized by being J-shaped in appearance, and the hook (306) is arranged at one end of the reel (302).

5. The current probe for an oscillograph capable of adjusting the length of the probe according to claim 1, wherein: the left side of line box (301) is provided with rectangle form opening, and the right side of line box (301) is provided with circular through-hole.