CN220894398U

CN220894398U - Transformer monitoring mechanism

Info

Publication number: CN220894398U
Application number: CN202322134207.5U
Authority: CN
Inventors: 徐思诚
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-05-03
Anticipated expiration: 2033-08-08

Abstract

The utility model discloses a transformer monitoring mechanism, which comprises a tester body, wherein the tester body is connected with one end of a connecting wire, and the other end of the connecting wire is connected with a clamp handle; the upper part of the clamp handle is connected with a first clamping plate and a second clamping plate. This transformer monitoring mechanism opens through holding the pincers handle, makes first grip block and second grip block, according to the size of measured current wire, put into the wire that has the measured current and carry out the centre gripping in suitable radius first draw-in groove and the second draw-in groove, after unclamping the pincers handle, first grip block and second grip block are closed, the wire is fixed in first draw-in groove and second draw-in groove, utilize electromagnetic induction principle to test the electric current, can obtain required data, only need put into the wire that has the measured current in suitable radius first draw-in groove and the second draw-in groove carry out the centre gripping, alright be applicable to the test of different specification wires, be fixed in the center department of draw-in groove through the wire, can effectively less measuring error, improve measurement accuracy.

Description

Transformer monitoring mechanism

Technical Field

The utility model relates to the technical field of transformers, in particular to a transformer monitoring mechanism.

Background

The grounding current tester is specially designed and manufactured for on-site on-line testing of grounding current and leakage current of a transformer core in a power system, and the tester consists of a host, a current clamp, monitoring software, a communication line and the like. Power transformers are important electrical devices in power systems that, once they fail during operation, can have serious consequences. The instrument can find latent faults of the transformer as soon as possible, and is a main tool for ensuring safe operation and normal maintenance of the transformer.

When carrying out the electric current test to the transformer core, most equipment all needs the staff to block into the earth connection that needs the test with calliper, because the size specification of earth connection is inconsistent, and the difference is very big, and the line footpath is great has about 35 square millimeters, and the line footpath is less only 2.5 square millimeters, consequently, in the actual measurement work, often need to be equipped with several electric current measuring jaw of different specifications more, according to the power consumer metering device wiring size selection usefulness, but the condition that must be changed repeatedly measuring jaw when having to use, work efficiency is low-volume.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and comprises a tester body, wherein the tester body is connected with one end of a connecting wire, and the other end of the connecting wire is connected with a clamp handle;

The upper part of the clamp handle is connected with a first clamping plate and a second clamping plate, the first clamping plate is provided with a plurality of first clamping grooves with sequentially increased radiuses in the length direction, and the second clamping plate is provided with a plurality of second clamping grooves with sequentially increased radiuses in the length direction;

the clamp handle is provided with a pin shaft, and a first magnetic block is arranged on the outer side of the pin shaft;

The tester body back is provided with the second magnetic path with first magnetic path looks adaptation.

Preferably, the tester body back is provided with the mounting panel, the mounting panel is located and is provided with two, and is located the round pin axle top.

Preferably, the first winding groove and the second winding groove are respectively formed in two sides of the mounting plate.

Preferably, the tester body is provided with a first slot, and the connecting wire is detachably connected with the first slot through a first plug.

Preferably, the clamp handle is provided with a second slot, and the connecting wire is detachably connected with the second slot through a second plug.

Preferably, the tester body is provided with an operation button and a display screen.

Preferably, a plurality of anti-skid blocks are arranged on two sides of the tester body.

Preferably, the spacing between the two mounting plates is greater than the width of the handles.

Preferably, a rubber sleeve is arranged on the clamp handle.

The technical scheme has the following advantages or beneficial effects:

according to the utility model, the first clamping plate and the second clamping plate are opened by holding the clamp handle, the wires with the tested current are placed into the first clamping groove and the second clamping groove with the proper radiuses for clamping according to the sizes of the wires with the tested current, after the clamp handle is loosened, the first clamping plate and the second clamping plate are closed, the wires are fixed in the first clamping groove and the second clamping groove, the current is tested by utilizing the electromagnetic induction principle, the required data can be obtained, and the wires with the tested current are only placed into the first clamping groove and the second clamping groove with the proper radiuses for clamping, so that the clamp is suitable for testing wires with different specifications, and the wires are fixed at the center of the clamping groove, thereby effectively reducing measurement errors and improving measurement accuracy.

Drawings

FIG. 1 is a schematic diagram of a monitoring mechanism according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a first clamping plate of the monitoring mechanism of FIG. 1;

FIG. 3 is a schematic view of the structure of the tester body in the monitoring mechanism of FIG. 1;

Fig. 4 is a schematic view of a mounting plate structure in the monitoring mechanism of fig. 1.

Legend description:

1. A tester body; 2. connecting wires; 3. a clamp handle; 4. a first clamping plate; 5. a second clamping plate; 6. a first clamping groove; 7. a second clamping groove; 8. a pin shaft; 9. a first magnetic block; 10. a second magnetic block; 11. a mounting plate; 12. a first winding groove; 13. a second winding groove; 14. a first slot; 15. a first plug; 16. a first slot; 17. a second plug; 18. operating a button; 19. a display screen; 20. an anti-skid block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, the transformer monitoring mechanism of the utility model comprises a tester body 1, wherein the tester body 1 is connected with one end of a connecting wire 2, and the other end of the connecting wire 2 is connected with a clamp handle 3; a first clamping plate 4 and a second clamping plate 5 are connected above the clamp handle 3, a plurality of first clamping grooves 6 with sequentially increased radiuses are formed in the first clamping plate 4 in the length direction, and a plurality of second clamping grooves 7 with sequentially increased radiuses are formed in the second clamping plate 5 in the length direction; the clamp handle 3 is provided with a pin shaft 8, and a first magnetic block 9 is arranged outside the pin shaft 8; the back of the tester body 1 is provided with a second magnetic block 10 which is matched with the first magnetic block 9.

Through this technical scheme, through adopting the first draw-in groove 6 that has seted up a plurality of radiuses in proper order in first grip block 4 in length direction and having seted up a plurality of radiuses in proper order in second grip block 5 in length direction and carry out the centre gripping to the current wire that surveys, during the test, grip clamp handle 3 makes first grip block 4 and second grip block 5 open, according to the size of current wire that surveys, put into the wire that surveys suitable radius first draw-in groove 6 and second draw-in groove 7 and carry out the centre gripping, after unclamping clamp handle 3, first grip block 4 and second grip block 5 are closed, the wire is fixed in first draw-in groove 6 and second draw-in groove 7, utilize electromagnetic induction principle to carry out the test to the electric current, can obtain required data, only need put into the wire that surveys the electric current wire and carry out the centre gripping in first draw-in groove 6 and the second draw-in groove 7 of suitable radius, alright be applicable to the test of different specification wires, be fixed in the centre of draw-in groove through the wire, can effectively less error measurement accuracy improves.

As shown in fig. 2 and 4, further, the back of the tester body 1 is provided with two mounting plates 11, the mounting plates 11 are located above the pin shafts 8, and the two sides of the mounting plates 11 are respectively provided with a first winding groove 12 and a second winding groove 13.

Through this technical scheme, pincers handle 3 is provided with first magnetic path 9 through the round pin axle 8 outside and can adsorb on the second magnetic path 10 that tester body 1 back set up, can be in the same place pincers handle 3 and tester body 1 laminating, avoid causing pincers handle 3 to drop and lose to conveniently carry, first winding groove 12 and second winding groove 13 have been seted up respectively through mounting panel 11 both sides simultaneously, make connecting wire 2 can twine on mounting panel 11, make the connecting wire 2 of receive and release can not disorder dish be in the same place, convenient disassemble the use.

As shown in fig. 1 and 3, further, the tester body 1 is provided with a first slot 14, the connection wire 2 is detachably connected with the first slot 14 through a first plug 15, the clamp handle 3 is provided with a second slot 16, and the connection wire 2 is detachably connected with the second slot 16 through a second plug 17.

Through this technical scheme, be provided with first slot 14 and pincers handle 3 on through tester body 1 and be provided with second slot 16 for can separate connecting wire 2 and tester body 1 and pincers handle 3, conveniently carry, and when taking place to damage, can the direct replacement corresponding part can, need not whole replacement, practice thrift the cost.

As shown in fig. 1, further, an operation button 18 and a display screen 19 are provided on the tester body 1, a plurality of anti-slip blocks 20 are provided on both sides of the tester body 1, the distance between the two mounting plates 11 is larger than the width of the clamp handle 3, and a rubber sleeve is provided on the clamp handle 3.

Through this technical scheme, monitor and display monitor data through operating button 18 and display screen 19, the antiskid block 20 that sets up through tester body 1 both sides can prevent that the tester from the hand landing, has strengthened the practicality of mechanism, is greater than the width of pincers handle 3 through the interval between two mounting panels 11 for two mounting panels 11 not only can twine and accomodate connecting wire 2, can restrict the position of pincers handle 3 moreover, cooperation first magnetic path 9 and second magnetic path 10, reinforcing is to the absorptive stability of pincers handle 3.

Working principle: during testing, the clamp handle 3 is held tightly, the first clamping plate 4 and the second clamping plate 5 are opened, the wires with the tested current are placed into the first clamping groove 6 and the second clamping groove 7 with proper radiuses according to the sizes of the wires with the tested current, after the clamp handle 3 is loosened, the first clamping plate 4 and the second clamping plate 5 are closed, the wires are fixed in the first clamping groove 6 and the second clamping groove 7, the current is tested by utilizing the electromagnetic induction principle, required data can be obtained, and the wires with the tested current are only required to be placed into the first clamping groove 6 and the second clamping groove 7 with proper radiuses for clamping, so that the clamp is suitable for testing wires with different specifications, the wires are fixed at the center of the clamping groove, measurement errors can be effectively reduced, and measurement accuracy is improved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The transformer monitoring mechanism comprises a tester body (1), and is characterized in that the tester body (1) is connected with one end of a connecting wire (2), and the other end of the connecting wire (2) is connected with a clamp handle (3);

The clamp is characterized in that a first clamping plate (4) and a second clamping plate (5) are connected above the clamp handle (3), a plurality of first clamping grooves (6) with sequentially increased radiuses are formed in the first clamping plate (4) in the length direction, and a plurality of second clamping grooves (7) with sequentially increased radiuses are formed in the second clamping plate (5) in the length direction;

A pin shaft (8) is arranged on the clamp handle (3), and a first magnetic block (9) is arranged on the outer side of the pin shaft (8);

the back of the tester body (1) is provided with a second magnetic block (10) which is matched with the first magnetic block (9).

2. A transformer monitoring mechanism as claimed in claim 1, wherein: the tester is characterized in that the back of the tester body (1) is provided with mounting plates (11), and the mounting plates (11) are arranged in two and above the pin shafts (8).

3. A transformer monitoring mechanism as claimed in claim 2, wherein: a first winding groove (12) and a second winding groove (13) are respectively formed in two sides of the mounting plate (11).

4. A transformer monitoring mechanism as claimed in claim 1, wherein: the tester is characterized in that a first slot (14) is formed in the tester body (1), and the connecting wire (2) is detachably connected with the first slot (14) through a first plug (15).

5. A transformer monitoring mechanism as claimed in claim 1, wherein: the clamp handle (3) is provided with a second slot (16), and the connecting wire (2) is detachably connected with the second slot (16) through a second plug (17).

6. A transformer monitoring mechanism as claimed in claim 1, wherein: an operation button (18) and a display screen (19) are arranged on the tester body (1).

7. A transformer monitoring mechanism as claimed in claim 1, wherein: a plurality of anti-skid blocks (20) are arranged on two sides of the tester body (1).

8. A transformer monitoring mechanism as claimed in claim 2, wherein: the distance between the two mounting plates (11) is larger than the width of the clamp handle (3).

9. A transformer monitoring mechanism as claimed in claim 1, wherein: the forceps handle (3) is provided with a rubber sleeve.