CN214409105U

CN214409105U - Flexible current clamp

Info

Publication number: CN214409105U
Application number: CN202023125876.9U
Authority: CN
Inventors: 徐国华; 王月堃; 郑春健; 张学良; 陈德贵
Original assignee: Zhuhai Huayou Electrical Technology Co ltd
Current assignee: Zhuhai Huayou Electrical Technology Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-10-15
Anticipated expiration: 2030-12-22

Abstract

The utility model discloses a flexible current clamp, which relates to the field of current measuring equipment, and comprises a box body and an insertion pipe, wherein a first pipeline is arranged at the first end of the box body, a boss is arranged in the first pipeline, and two second pipelines are arranged at the second end of the box body; the intubate is worn to locate first pipeline, is provided with the joint groove on the intubate, and the joint groove cooperates with the boss with the intubate joint in first pipeline. The flexible current clamp can be simply and quickly disassembled and assembled.

Description

Flexible current clamp

Technical Field

The utility model relates to a current measurement equipment field, in particular to flexible current clamp.

Background

Current clamps on the market need to be operated in a closed loop mode in the using process and need to be opened and closed continuously, but the current clamps cannot be opened and closed simply and quickly, namely cannot be disassembled and installed simply and quickly, and the efficiency of detection work can be influenced in a test experiment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a flexible current clamp can realize simple and quick dismantlement and installation.

The flexible current clamp comprises a box body and an insertion pipe, wherein a first pipeline is arranged at the first end of the box body, a boss is arranged in the first pipeline, and two second pipelines are arranged at the second end of the box body; the intubate is worn to locate first pipeline, be provided with the joint groove on the intubate, the joint groove with the boss cooperation will intubate joint in the first pipeline.

According to the utility model discloses gentle type current clamp has following beneficial effect at least:

the intubate gets into the in-process of first pipeline, and the boss in the first pipeline gets into the joint groove on the intubate, and the cooperation through boss and joint groove is installed the intubate in first pipeline, and flexible current clamp can realize installing fast and dismantle convenient to use.

According to the utility model discloses a some embodiments, the joint groove includes straight flute portion and horizontal flute portion, straight flute portion with horizontal flute portion intercommunication, the boss can be located by the card horizontal flute portion.

According to some embodiments of the utility model, be provided with spacing arch on the horizontal slot part, spacing arch is used for the restriction the position of boss.

According to some embodiments of the utility model, the boss with the joint groove has two, two the boss sets up relatively in the first pipeline, two the joint groove sets up relatively on the intubate, and with the position of boss corresponds.

According to the utility model discloses a some embodiments, be provided with the joint board in the box body, the joint board is used for the chucking to place magnetic core in the box body.

According to some embodiments of the utility model, be provided with a pair of rotation handle, two on the intubate rotate the handle and set up respectively the both sides of intubate.

According to some embodiments of the utility model, be provided with many sand grips on the lateral wall of first pipeline.

According to some embodiments of the present invention, the side surfaces of the box body are connected by an arc surface.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic diagram of a flexible current clamp according to an embodiment of the present invention;

fig. 2 is a schematic view of an insertion tube according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of encircled position A in FIG. 2;

fig. 4 is a side view of a cartridge body according to an embodiment of the present invention;

fig. 5 is an internal schematic view of a flexible current clamp according to an embodiment of the present invention.

Reference numerals:

the box body 100, the first pipeline 110, the convex strip 111, the boss 112, the second pipeline 120 and the clamping plate 130; the insertion tube 200, the rotating handle 210, the clamping groove 220, the straight groove part 221, the transverse groove part 222 and the limiting protrusion 230.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the present number, and the terms greater than, less than, within, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, 2 and 4, in some embodiments of the present invention, the flexible current clamp includes a box 100 and an insertion tube 200, a first pipe 110 is disposed at a first end of the box 100, a boss 112 is disposed in the first pipe 110, and two second pipes 120 are disposed at a second end of the box 100, where the first end and the second end of the box 100 refer to opposite ends of the box 100. The insertion tube 200 is inserted into the first conduit 110, the insertion tube 200 is provided with a clamping groove 220, the clamping groove 220 is matched with the boss 112 to clamp the insertion tube 200 in the first conduit 110, it can be understood that the insertion tube 200 is movably connected with the first conduit 110, the insertion tube 200 can be inserted into the first conduit 110, the boss 112 enters the clamping groove 220 in the process that the insertion tube 200 enters the first conduit 110, and the insertion tube 200 can be installed on the box body 100 through the matching of the boss 112 and the clamping groove 220. In the process that the insertion tube 200 enters the first pipeline 110, the boss 112 in the first pipeline 110 enters the clamping groove 220 on the insertion tube 200, the insertion tube 200 is installed in the first pipeline 110 through the matching of the boss 112 and the clamping groove 220, and the flexible current clamp can be installed and detached quickly and is convenient to use.

Referring to fig. 2, in some embodiments of the present invention, the clamping groove 220 includes a straight groove portion 221 and a horizontal groove portion 222, the straight groove portion 221 and the horizontal groove portion 222 are communicated, and the boss 112 can be clamped in the horizontal groove portion 222, it can be understood that the clamping groove 220 includes the straight groove portion 221 and the horizontal groove portion 222 which are communicated, the straight groove portion 221 and the horizontal groove portion 222 form an inverted L-shaped structure, in the process that the insertion tube 200 enters the first pipe 110, the boss 112 first enters the straight groove portion 221, and reaches the intersection point of the straight groove portion 221 and the horizontal groove portion 222, i.e., the position where the straight groove portion 221 and the horizontal groove portion 222 are communicated, the insertion tube 200 is rotated to make the boss 112 enter the horizontal groove portion 222, and reach the end of the horizontal groove portion 222, and then the boss 112 and the horizontal groove portion 222 clamp the insertion tube 200 in the first pipe 110, so as to achieve the purpose of installing the insertion tube 200 on the box body 100. Similarly, in the process of removing the cannula 200, the cannula 200 is separated from the first tube 110 by rotating the cannula 200 so that the boss 112 reaches the intersection point of the straight groove portion 221 and the horizontal groove portion 222 from the end of the horizontal groove portion 222, and pulling the cannula 200 to the outside of the first tube 110.

Horizontal slot portion 222 and straight slot portion 221 form the joint groove 220 of buckling for boss 112 enters into behind the joint groove 220, through the rotation of intubate 200, boss 112 can the card establish at horizontal slot portion 222, reach fixed effect, and can install intubate 200 in first pipeline 110 through inserting intubate 200 and rotating intubate 200, and operation process is simple and convenient, the process of dismantlement is then opposite with the installation, but operation process is also simple and convenient, make the installation of flexible type current clamp with dismantle swiftly simple and convenient, can effectively improve handling efficiency.

In some embodiments of the present invention, the upper end of the joint groove 220 is smaller than the lower end, and it can be understood that the edge of the joint groove 220 gradually inclines inward to form a narrow-down wide structure, and the lower end of the joint groove 220 matches with the boss 112, and can be inserted into the boss 112. In the process that the insertion tube 200 enters the first pipeline 110, the boss 112 enters the lower end of the clamping groove 220, the boss 112 continuously moves towards the upper end of the clamping groove 220 along with the continuous penetration of the insertion tube 200, and due to the narrow upper structure and the wide lower structure of the clamping groove 220, the boss 112 can be clamped in the clamping groove 220, so that the insertion tube 200 is installed in the first pipeline 110, and only the insertion tube 200 needs to be pulled out during the disassembly, so that the installation is simple, convenient and fast, and the installation is firm.

Referring to fig. 3, in some embodiments of the present invention, a limiting protrusion 230 is disposed on the transverse groove portion 222 of the clip groove 220. The two limiting protrusions 230 are provided and are respectively provided at both side groove edges of the horizontal groove portion 222. The insertion tube 200 is rotated, the boss 112 enters the transverse groove portion 222, the boss 112 can pass through the limiting protrusion 230 under the action of rotating force to reach the tail end of the transverse groove portion 222, in a natural state, the boss 112 cannot cross the limiting protrusion 230 and leave the transverse groove portion 222, namely, the boss 112 is limited at the tail end of the transverse groove portion 222 by the limiting protrusion 230, it can be understood that in the process that the boss 112 passes through the limiting protrusion 230, under the action of rotating force, the boss 112 and the limiting protrusion 230 are mutually extruded and elastically deformed, so that the boss 112 can pass through the limiting protrusion 230, when the boss 112 reaches the tail end of the transverse groove portion 222, the limiting protrusion 230 limits the boss 112 at the tail end of the transverse groove portion 222, and the effect of firm installation is achieved.

Referring to fig. 4, in some embodiments of the present invention, there are two bosses 112 and two clip grooves 220, two bosses 112 are relatively disposed in the first pipe 110, two clip grooves 220 are relatively disposed on the insertion pipe 200 and correspond to the positions of the bosses 112, that is, two bosses 112 with opposite positions are disposed in the first pipe 110, and two clip grooves 220 are correspondingly disposed on the insertion pipe 200 and matched with the bosses 112, and the positions of the two clip grooves 220 on the insertion pipe 200 are also opposite, so that in the process of inserting the insertion pipe 200 into the first pipe 110, two bosses 112 can both enter the corresponding clip grooves 220. The two bosses 112 opposite to each other are matched with the matched clamping grooves 220, and the positions of the two clamping grooves 220 correspond to the positions of the bosses 112, so that the insertion tube 200 can be more firmly installed in the first pipeline 110.

Referring to fig. 5, in some embodiments of the present invention, a magnetic core can be placed inside the box 100 of the flexible current clamp, the clamping plate 130 is disposed inside the box 100, the clamping plate 130 forms a placing groove for placing the magnetic core with the inner wall of the box 100, and the magnetic core is clamped, or two clamping plates 130 are disposed inside the box 100, the placing groove for placing the magnetic core is formed between the two clamping plates 130, so as to effectively avoid the magnetic core from loosening and affecting the detection of the current.

Referring to fig. 1, 2 and 5, in some embodiments of the present invention, a pair of rotating handles 210 are disposed on the insertion tube 200, and the two rotating handles 210 are disposed on two sides of the insertion tube 200, respectively, it can be understood that two protruding extending blocks are disposed on two sides of the insertion tube 200, that is, the rotating handles 210, and the rotating handles 210 provide support for rotating the insertion tube 200, thereby facilitating the rotation of the insertion tube 200.

Referring to fig. 1, 4 and 5, in some embodiments of the present invention, a plurality of protruding strips 111 are disposed on an outer side wall of the first pipe 110, the protruding strips 111 are long-strip-shaped protrusions, the protruding strips 111 are disposed along an axial direction of the first pipe 110, in the process of installing the insertion tube 200, the protruding strips 111 on the first pipe 110 can be supported and the insertion tube 200 can be installed in the first pipe 110, the protruding strips 111 can play a role of anti-skid and can also play a role of identification, which helps a first user to quickly identify a position of the first pipe 110.

Referring to fig. 1, 4 and 5, in some embodiments of the present invention, the sides of the box body 100 are connected by an arc surface, and it can be understood that, when viewed from the side of the box body 100, the joint of each side is an arc surface, i.e. the corner is an arc, and the edge of the whole box body 100 is designed as an arc surface. The design of the arc surface can remove the edges of the box body 100, and the damage of sharp edges and corners to human bodies or equipment is avoided.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A flexible current clamp, comprising:

the box comprises a box body, wherein a first pipeline is arranged at the first end of the box body, a boss is arranged in the first pipeline, and two second pipelines are arranged at the second end of the box body;

the intubate wears to locate first pipeline, be provided with the joint groove on the intubate, the joint groove with the boss cooperation will intubate joint in the first pipeline.

2. The flexible current clamp of claim 1, wherein the engaging groove comprises a straight groove portion and a transverse groove portion, the straight groove portion communicates with the transverse groove portion, and the boss is engageable with the transverse groove portion.

3. The flexible current clamp according to claim 2, wherein the transverse groove portion is provided with a limiting protrusion for limiting the position of the boss.

4. The flexible current clamp according to claim 1, 2 or 3, wherein there are two said bosses and said engaging grooves, two said bosses are oppositely disposed in said first pipe, and two said engaging grooves are oppositely disposed on said insertion tube and correspond to the positions of said bosses.

5. The flexible current clamp of claim 1, wherein a clamping plate is disposed in the box body, the clamping plate being configured to clamp a magnetic core disposed in the box body.

6. The flexible current clamp of claim 1, wherein said insertion tube is provided with a pair of rotating handles, said rotating handles being disposed on opposite sides of said insertion tube.

7. The flexible current clamp of claim 1, wherein a plurality of ribs are disposed on an outer sidewall of the first conduit.

8. The flexible current clamp of claim 1, wherein the sides of the housing are connected by a circular arc.