CN211785675U - Opening and closing mechanism of clamp-on ammeter probe - Google Patents
Opening and closing mechanism of clamp-on ammeter probe Download PDFInfo
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- CN211785675U CN211785675U CN202020186982.9U CN202020186982U CN211785675U CN 211785675 U CN211785675 U CN 211785675U CN 202020186982 U CN202020186982 U CN 202020186982U CN 211785675 U CN211785675 U CN 211785675U
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Abstract
The utility model relates to an opening and closing mechanism of a pincerlike ammeter probe, which relates to the technical field of electromechanical installation equipment and comprises a pincerlike body, wherein one end of the pincerlike body is provided with a first pincerlike probe and a second pincerlike probe which can be opened, the first pincerlike probe and the second pincerlike probe are both internally provided with a pincerlike current transformer, one end of the first pincerlike probe close to the pincerlike body is provided with a first rotating rod, and the rotating shaft of the first rotating rod is positioned at one end close to the first pincerlike probe; one end of the second clamp probe close to the clamp body is provided with a second rotating rod, and the rotating shaft of the second rotating rod is positioned at one end close to the second clamp probe. The utility model discloses a setting of first dwang and second dwang has the effect that can drive first jaw type probe and second jaw type probe respectively.
Description
Technical Field
The utility model belongs to the technical field of electromechanical erection equipment's technique and specifically relates to a mechanism that opens and shuts of clip-on ammeter probe is related to.
Background
The clamp-on ammeter is formed by combining a current transformer and an ammeter. The iron core of the current transformer can be opened when the wrench is tightened; the lead through which the current to be measured passes can pass through the open notch of the iron core without being cut off, and the iron core is closed after the wrench is released.
The current clip-on ammeter, such as the chinese patent with the publication number CN203838224U, it discloses an opening and closing mechanism of a current clamp meter clamp arm, which comprises a clamp arm, a clamp current transformer and an opening and closing mechanism, wherein the clamp current transformer and the opening and closing mechanism are arranged in the clamp arm, the clamp arm is provided with a first clamp arm and a second clamp arm, the opening and closing mechanism is a controllable opening and closing mechanism which can lead the first clamp arm and the second clamp arm to be opened synchronously and closed synchronously after being opened, the gear is arranged on the output shaft, the first sector-shaped teeth and the second sector-shaped teeth are respectively formed at the bottom of the first tong arm and the bottom of the second tong arm, the first sector-shaped teeth are meshed with the gear and the second sector-shaped teeth, and the opening limit switch and the closing limit switch are respectively corresponding to the first blocking piece and the second blocking piece.
The above prior art solutions have the following drawbacks: because the second fan-shaped tooth is driven by the rotation of first fan-shaped tooth and is rotated, when first fan-shaped tooth breaks down, can't rotate under the rotation of gear and during, the staff is difficult for opening first tong arm and second tong arm.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide an opening and closing mechanism of a clamp-on ammeter probe, which realizes respective control through the arrangement of a first rotating rod and a second rotating rod, and when the first rotating rod or the second rotating rod breaks down, a worker can also drive the second rotating rod or the first rotating rod which does not break down to continue detection work; meanwhile, the first rotating rod and the second rotating rod utilize a lever principle, so that force required to be applied by a worker can be saved.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the opening and closing mechanism of the clamp-on ammeter probe comprises a clamp body, wherein one end of the clamp body is provided with a first clamp-on probe and a second clamp-on probe which can be opened, a clamp-on current transformer is arranged in each of the first clamp-on probe and the second clamp-on probe, a first rotating rod is arranged at one end, close to the clamp body, of each first clamp-on probe, and a rotating shaft of each first rotating rod is located at one end, close to the first clamp-on probe; the second clamp probe is close to one end of the clamp body is provided with a second rotating rod, and a rotating shaft of the second rotating rod is located close to one end of the second clamp probe.
By adopting the technical scheme, in practical application, when a worker needs to open the first clamp-type probe and the second clamp-type probe, one end of the first rotating rod, which is far away from the first clamp-type probe, and one end of the second rotating rod, which is far away from the second rotating rod, are respectively driven, so that the first clamp-type probe and the second clamp-type probe are driven to be far away from each other, and a wire to be detected can be placed conveniently; when the first rotating rod or the second rotating rod breaks down, the worker can drive the second rotating rod or the first rotating rod which does not break down to continue the detection work; the first rotating rod and the second rotating rod utilize a lever principle, so that force required to be applied by a worker can be saved.
The present invention may be further configured in a preferred embodiment as: the first rotating rod is far away from one end of the first clamp type probe is rotatably connected with a rotating block, the second rotating rod is far away from one end of the second clamp type probe is rotatably connected with the rotating block, and the rotating block is arranged in a V shape with the first clamp type probe and the second clamp type probe.
Through adopting above-mentioned technical scheme, in the in-service use, first dwang rotates under the drive of turning block with the second dwang, because first dwang rotates respectively with the second dwang and is connected the turning block, even first dwang or the second rotates and breaks down soon, still can drive the second dwang or the first dwang that do not break down to accomplish detection achievement.
The present invention may be further configured in a preferred embodiment as: and a limiting pressure spring is arranged between the first jaw type probe and the second jaw type probe of the rotating block, and one end of the limiting pressure spring, which is far away from the rotating block, is abutted to the jaw body.
By adopting the technical scheme, in practical application, the limiting pressure spring is used for limiting the maximum distance between the first clamp type probe and the second clamp type probe, so that the current clamp can work normally and save time.
The present invention may be further configured in a preferred embodiment as: the middle part of one side of the rotating block, which is far away from the first clamp probe and the second clamp probe, is provided with a limiting tension spring, and one end of the limiting tension spring, which is far away from the rotating block, is abutted to the clamp body.
By adopting the technical scheme, in practical application, the limiting tension spring is used for limiting the maximum distance between the first clamp type probe and the second clamp type probe, so that the current clamp can work normally and save time.
The present invention may be further configured in a preferred embodiment as: a sliding block is fixed on one side of the rotating block, and a sliding rail is arranged at the sliding block of the clamp body.
By adopting the technical scheme, in actual application, the sliding block is matched with the sliding rail in a sliding way, so that the moving direction of the rotating block is limited, and the purpose of opening and closing can be achieved at the highest speed.
The present invention may be further configured in a preferred embodiment as: and a handheld part is fixed on one side of the rotating block, which is far away from the sliding block.
Through adopting above-mentioned technical scheme, in the practical application, the handheld portion makes things convenient for the staff to drive the rotation block and removes.
The present invention may be further configured in a preferred embodiment as: and magnetic blocks are arranged at one ends of the first clamp probe and the second clamp probe close to the clamp body.
By adopting the technical scheme, in practical application, the magnetic block is used for stabilizing the relative position of the first clamp-type probe and the second clamp-type probe when the first clamp-type probe and the second clamp-type probe are closed.
The present invention may be further configured in a preferred embodiment as: the magnetic block is embedded at the end part of the first clamp probe or the second clamp probe.
By adopting the technical scheme, in practical application, the magnetic block does not interfere the closing of the first clamp type probe and the second clamp type probe, so that the clamp type ammeter can complete measurement.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the first rotating rod and the second rotating rod, a worker can rotate the first clamp probe through the first rotating rod or rotate the second clamp probe through the second rotating rod to realize respective control, and when the first rotating rod or the second rotating rod breaks down, the worker can also drive the second rotating rod or the first rotating rod which does not break down to continue detection work;
meanwhile, the first rotating rod and the second rotating rod utilize a lever principle, so that the force required to be applied by a worker can be saved;
2. furthermore, the limiting pressure spring and the limiting tension spring are arranged to limit the maximum distance separating the first clamp probe and the second clamp probe, so that the current clamp can work normally and save time;
3. furthermore, the sliding direction of the rotating block is limited through the sliding connection of the sliding block and the sliding rail, so that the purpose of opening and closing can be achieved at the highest speed.
Drawings
Fig. 1 is a schematic view of the overall structure of the present embodiment.
Fig. 2 is a sectional view showing the internal structure of the caliper body.
Fig. 3 is a schematic structural diagram showing the internal structure of the caliper body.
Fig. 4 is an enlarged schematic view of a portion a in fig. 2.
In the figure, 1, a clamp body, 11, a sliding rail, 2, a first clamp probe, 21, a first rotating rod, 3, a second clamp probe, 31, a second rotating rod, 4, a clamp current transformer, 5, a rotating block, 51, a limiting pressure spring, 52, a first abutting block, 53, a limiting tension spring, 54, a second abutting block, 55, a sliding block, 6, a handheld part, 61, a convex strip, 7 and a magnetic block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, in order to disclose the opening and closing mechanism for the clamp ammeter probe of the present invention, the opening and closing mechanism comprises a clamp body 1, one end of the clamp body 1 is provided with a first clamp probe 2 and a second clamp probe 3 which can be opened, a clamp current transformer 4 is arranged in each of the first clamp probe 2 and the second clamp probe 3, one end of the first clamp probe 2 close to the clamp body 1 is provided with a first rotating rod 21, and the rotating shaft of the first rotating rod 21 is located at one end close to the first clamp probe 2; one end of the second clamp probe 3 close to the clamp body 1 is provided with a second rotating rod 31, and the rotating shaft of the second rotating rod 31 is located at one end close to the second clamp probe 3.
One end of the first rotating rod 21, which is far away from the first clamp type probe 2, is rotatably connected with a rotating block 5 through a circular ring, the rotating block 5 is arranged in a cylindrical shape, and the section of the rotating block 5 in the vertical direction is arranged in an I shape; one end of the second rotating rod 31, which is far away from the second clamp probe 3, is rotatably connected with the rotating block 5 through a circular ring, and the rotating block 5 is arranged in a V shape with the first clamp probe 2 and the second clamp probe 3.
Referring to fig. 2 and 3, a limiting pressure spring 51 is arranged between the first jaw type probe 2 and the second jaw type probe 3 of the rotating block 5, one end of the limiting pressure spring 51 far away from the rotating block 5 is abutted with a first abutting block 52, and the first abutting block 52 is fixed in the jaw body 1; the middle part of one side of the rotating block 5, which is far away from the first jaw type probe 2 and the second jaw type probe 3, is provided with a limit tension spring 53, one end of the limit tension spring 53, which is far away from the rotating block 5, is abutted with a second abutting block 54, the second abutting block 54 is fixed in the jaw body 1, and the moving position of the rotating block 5 is limited by the arrangement of the limit tension spring 51 and the limit tension spring 53.
A sliding block 55 is fixed at one end of the rotating block 5, and a sliding rail 11 is arranged at the sliding block 55 of the clamp body 1; the sliding block 55 is disposed in a flat quadrangular prism shape, and the sliding block 55 is a part of the i-shaped rotating block 5.
A hand-held part 6 is fixed on one side of the rotating block 5, which is far away from the sliding block 55, the hand-held part 6 is arranged in a flat quadrangular shape, the length direction of the hand-held part 6 is parallel to the length direction of the clip-on ammeter, and the hand-held part 6 is positioned on the outer surface side of the clip body 1; a plurality of convex strips 61 are fixed on one side of the handheld part 6, which is far away from the rotating block 5, and the length direction of the convex strips 61 is perpendicular to the length direction of the handheld part 6.
Referring to fig. 4, magnetic blocks 7 are arranged at one ends of the first clamp probe 2 and the second clamp probe 3 close to the clamp body 1, and the magnetic blocks 7 are embedded at the end of the first clamp probe 2 or the second clamp probe 3.
The implementation principle of the embodiment is as follows: when the probe is used, a worker presses the handheld part 6 by hand, so that the handheld part 6 drives the rotating block 5 to move towards the direction close to the first jaw type probe 2 and the second jaw type probe 3 along the direction of the sliding rail 11, the moving of the rotating block 5 drives the first rotating rod 21 and the second rotating rod 31 to rotate around respective rotating shafts, and the first jaw type probe 2 and the second jaw type probe 3 move towards the directions far away from each other; an electric wire to be detected is placed into an inner ring formed by the first clamp type probe 2 and the second clamp type probe 3, and the handheld portion 6 is driven to move towards the direction far away from the first clamp type probe 2 and the second clamp type probe 3, so that the first clamp type probe 2 and the second clamp type probe 3 are closed, and detection is started.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an opening and shutting mechanism of clip-on ammeter probe, includes pincers body (1), the one end of pincers body (1) is provided with two first jaw type probe (2) and second jaw type probe (3) that can open, first jaw type probe (2) with all be provided with pincerlike current transformer (4), its characterized in that in second jaw type probe (3): a first rotating rod (21) is arranged at one end, close to the clamp body (1), of the first clamp probe (2), and a rotating shaft of the first rotating rod (21) is located at one end, close to the first clamp probe (2); the second clamp probe (3) is close to one end of the clamp body (1) is provided with a second rotating rod (31), and a rotating shaft of the second rotating rod (31) is located close to one end of the second clamp probe (3).
2. The opening and closing mechanism of the clamp-on ammeter probe as claimed in claim 1, wherein: keep away from first dwang (21) the one end of first jaw type probe (2) is rotated and is connected with turning block (5), keep away from second dwang (31) the one end of second jaw type probe (3) is rotated and is connected turning block (5), turning block (5) with first jaw type probe (2) second jaw type probe (3) are the V type setting.
3. The opening and closing mechanism of the clamp-on ammeter probe as claimed in claim 2, wherein: and a limiting compression spring (51) is arranged between the first clamp probe (2) and the second clamp probe (3) of the rotating block (5), and one end, far away from the rotating block (5), of the limiting compression spring (51) is abutted to the clamp body (1).
4. The opening and closing mechanism of the clamp-on ammeter probe as claimed in claim 2, wherein: the turning block (5) is far away from the middle part of one side of the first clamp probe (2) and the second clamp probe (3), a limiting tension spring (53) is arranged in the middle of one side of the first clamp probe and the second clamp probe, and one end of the turning block (5) is abutted to the clamp body (1) in the limiting tension spring (53).
5. The opening and closing mechanism of the clamp-on ammeter probe as claimed in claim 4, wherein: a sliding block (55) is fixed on one side of the rotating block (5), and a sliding rail (11) is arranged at the sliding block (55) of the clamp body (1).
6. The opening and closing mechanism of the clamp-on ammeter probe as claimed in claim 5, wherein: and a handheld part (6) is fixed on one side of the rotating block (5) far away from the sliding block (55).
7. The opening and closing mechanism of the clamp-on ammeter probe as claimed in claim 1, wherein: and magnetic blocks (7) are arranged at one ends of the first clamp probe (2) and the second clamp probe (3) close to the clamp body (1).
8. The opening and closing mechanism of a clamp-on ammeter probe as claimed in claim 7, wherein: the magnetic block (7) is embedded at the end part of the first clamp probe (2) or the second clamp probe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020186982.9U CN211785675U (en) | 2020-02-19 | 2020-02-19 | Opening and closing mechanism of clamp-on ammeter probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020186982.9U CN211785675U (en) | 2020-02-19 | 2020-02-19 | Opening and closing mechanism of clamp-on ammeter probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211785675U true CN211785675U (en) | 2020-10-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020186982.9U Active CN211785675U (en) | 2020-02-19 | 2020-02-19 | Opening and closing mechanism of clamp-on ammeter probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211785675U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113985103A (en) * | 2021-10-25 | 2022-01-28 | 深圳供电局有限公司 | Current clamp for use in tested current-carrying conductor pair |
-
2020
- 2020-02-19 CN CN202020186982.9U patent/CN211785675U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113985103A (en) * | 2021-10-25 | 2022-01-28 | 深圳供电局有限公司 | Current clamp for use in tested current-carrying conductor pair |
| CN113985103B (en) * | 2021-10-25 | 2023-12-08 | 深圳供电局有限公司 | Current clamp for measured current carrying wire alignment |
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