CN214410917U - Current transformer with resistance compensation FS - Google Patents

Abstract

The utility model discloses a take resistance compensation FS's current transformer relates to current transformer technical field, to the problem that current resistance compensation FS current transformer is not convenient for use, now proposes following scheme, and it includes resistance compensation FS current transformer main part, the both sides of resistance compensation FS current transformer main part bottom all are equipped with the connecting block, two be equipped with coupling mechanism between the connecting block, two the connecting block is connected through coupling mechanism, the loading groove has all been seted up to the both sides of resistance compensation FS current transformer main part bottom, the equal sliding connection in inside of loading groove has the slider. The utility model discloses can carry out quick effectual measurement to the electric current, and corresponding angle to resistance compensation FS current transformer that can be simple and convenient is adjusted to can be convenient dismantle the maintenance to resistance compensation FS current transformer, the working property is high, convenient to use, convenient to overhaul.

Description

Current transformer with resistance compensation FS

Technical Field

The utility model relates to a current transformer technical field especially relates to a take resistance compensation FS's current transformer.

Background

The current transformer principle is based on the electromagnetic induction principle, the current transformer is composed of a closed iron core and a winding, the number of turns of a primary winding of the current transformer is small, and the primary winding is connected in series in a circuit of current to be measured, so that all current of the circuit always flows through the current transformer, the number of turns of a secondary winding is large, the secondary winding is connected in series in a measuring instrument and a protection loop, and when the current transformer works, the secondary loop of the current transformer is always closed, so that the impedance of the series coil of the measuring instrument and the protection loop is small, and the working state of the current transformer is close to short circuit.

Although current resistance compensation FS current transformer can measure the electric current, at the in-process that uses, mostly through the bolt fastening on corresponding equipment, after resistance compensation FS current transformer through long-time work, break down, when the user need dismantle the maintenance to resistance compensation FS current transformer, often need just can dismantle the maintenance to resistance compensation FS current transformer with the help of corresponding extracting tool, when the user does not prepare corresponding extracting tool, resistance compensation FS current transformer's dismantlement this moment has certain degree of difficulty and has provided a current transformer of resistance compensation FS for this reason.

SUMMERY OF THE UTILITY MODEL

The utility model provides a take resistance compensation FS's current transformer has solved the problem that resistance compensation FS current transformer is not convenient for use.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a current transformer with a resistance compensation FS comprises a resistance compensation FS current transformer main body, the two sides of the bottom of the main body of the resistance compensation FS current transformer are both provided with connecting blocks, a connecting mechanism is arranged between the two connecting blocks, the two connecting blocks are connected through the connecting mechanism, the two sides of the bottom of the main body of the resistance compensation FS current transformer are both provided with loading grooves, the insides of the loading grooves are both connected with sliding blocks in a sliding way, a plurality of reset springs are fixed on the inner wall of the loading groove, the other ends of the reset springs are fixed on corresponding sliding blocks positioned in the loading groove, the side of the slide block far away from the return spring is fixed with an installation block, the connection block is provided with a plurality of installation grooves, the one end that the slider was kept away from to the installation piece all extends the outside of loading groove to respectively sliding connection is inside corresponding mounting groove.

Preferably, the connecting mechanism comprises a connecting block, the connecting block is located at two ends of the opposite sides of the two connecting blocks, the two ends of the two connecting blocks are provided with accommodating grooves, two ends of the connecting block are respectively connected inside the corresponding accommodating grooves in a sliding mode, the inner walls of the accommodating grooves are respectively fixed with a plurality of connecting springs, and the other ends of the connecting springs are respectively fixed at the end portions of the corresponding connecting blocks located inside the accommodating grooves.

Preferably, the connecting block and the connecting block are of a semi-arc structure, the bottom of the resistance compensation FS current transformer main body is of a cylindrical structure, and anti-skid grains are arranged on the inner wall of the connecting block.

Preferably, the length of the connecting block is greater than that of the accommodating groove, and a sealing ring is arranged on a notch of the accommodating groove along the circumferential direction.

Preferably, the side that deviates from of two connecting block bottoms all is fixed with the loading piece, the loading hole has all been seted up at the middle part of loading piece.

Preferably, the mounting block is slidably connected with a notch of the loading slot, and the length of the loading slot is greater than that of the mounting block.

The utility model discloses in:

through resistance compensation FS current transformer main part, connecting block, loading groove, slider, reset spring, installation piece, mounting groove, loading piece, loading hole, hookup piece, holding tank and connecting spring's cooperation work, can have following beneficial effect:

1. can carry out quick effectual measurement to the electric current, and can be according to resistance compensation FS current transformer's size, nimble adjust the installation component to in certain extent, load convenient to use to the resistance compensation FS current transformer of not unidimensional.

2. Can be according to user's user demand, simple and convenient adjusts resistance compensation FS current transformer's corresponding angle to can be according to user's maintenance demand, convenient dismantles the maintenance, convenient to overhaul resistance compensation FS current transformer.

Drawings

Fig. 1 is a schematic structural diagram of a current transformer with a resistance compensation FS provided by the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is the utility model provides a take structural schematic of connecting block among resistance compensation FS's current transformer.

Reference numbers in the figures: 1. a resistance compensation FS current transformer main body; 2. connecting blocks; 3. a loading slot; 4. a slider; 5. a return spring; 6. mounting blocks; 7. mounting grooves; 8. a loading block; 9. a loading aperture; 10. a coupling block; 11. accommodating grooves; 12. a spring is connected.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a current transformer with a resistance compensation FS comprises a resistance compensation FS current transformer body 1, wherein two sides of the bottom of the resistance compensation FS current transformer body 1 are respectively provided with a connecting block 2, the resistance compensation FS current transformer body 1 is rotatably sleeved between the two connecting blocks 2, a connecting mechanism is arranged between the two connecting blocks 2, the two connecting blocks 2 are connected through the connecting mechanism, two sides of the bottom of the resistance compensation FS current transformer body 1 are respectively provided with a loading groove 3, the inside of the loading groove 3 is respectively and slidably connected with a sliding block 4, the inner wall of the loading groove 3 is respectively and fixedly provided with a plurality of reset springs 5, the other ends of the reset springs 5 are respectively and fixedly arranged on corresponding sliding blocks 4 positioned inside the loading groove 3, one side of the sliding block 4 far away from the reset springs 5 is respectively and fixedly provided with a mounting block 6, the connecting block 2 is respectively provided with a plurality of mounting grooves 7, one end of the mounting block 6 far away from the sliding block 4 extends out of the loading groove 3, and are respectively connected in the corresponding mounting groove 7 in a sliding manner, the current can be rapidly and effectively measured through the resistance compensation FS current transformer main body 1, and when a user needs to adjust the corresponding angle of the resistance compensation FS current transformer main body 1 in the process of using the resistance compensation FS current transformer main body 1, the user can press the mounting block 6 at the moment, the mounting block 6 can be driven to displace through the sliding fit work of the mounting block 6 and the mounting groove 7 at the moment, through the sliding fit work of the loading groove 3 and the sliding block 4, through the sliding fit work of the mounting block 6 and the loading groove 3, after the mounting block 6 is separated from the inside of the mounting groove 7, the user can rotate the resistance compensation FS current transformer main body 1 at the moment, and can drive the resistance compensation FS current transformer main body 1 to rotate through the rotating fit work of the resistance compensation FS current transformer main body 1 and the connecting block 2 at the moment, the user can adjust the corresponding angle of resistance compensation FS current transformer main part 1 this moment, and after the user has adjusted the corresponding angle of resistance compensation FS current transformer main part 1, accessible reset spring 5's elasticity that resets this moment, through the sliding fit work of loading groove 3 and slider 4, through the sliding fit work of installation piece 6 and loading groove 3, promote installation piece 6 and carry out the displacement, after installation piece 6 enters into corresponding mounting groove 7 inside, the corresponding angle of resistance compensation FS current transformer main part 1 was fixed this moment, the user can be convenient use resistance compensation FS current transformer main part 1 to carry out quick effectual measurement to the electric current this moment.

And when the resistance compensation FS current transformer main body 1 works for a long time, the resistance compensation FS current transformer main body 1 breaks down, and a user needs to disassemble and overhaul the resistance compensation FS current transformer main body 1, the user can press the installation block 6 at the moment, the installation block 6 can be driven to displace through the sliding fit work of the installation block 6 and the installation groove 7 at the moment, the installation block 6 can be driven to move through the sliding fit work of the loading groove 3 and the sliding block 4, the resistance compensation FS current transformer main body 1 can be driven to displace through the sliding fit work of the installation block 6 and the loading groove 3 after the installation block 6 is separated from the inside of the installation groove 7, the resistance compensation FS current transformer main body 1 can be pulled by the user at the moment, the resistance compensation FS current transformer main body 1 can be driven to displace through the sliding fit work of the resistance compensation FS current transformer main body 1 and the two connecting blocks 2, and after the resistance compensation FS current transformer main body 1 is separated from the inside of the two connecting blocks 2, at this moment, the resistance compensation FS current transformer body 1 is detached from the installation part, and a user can conveniently overhaul and maintain the resistance compensation FS current transformer body 1.

The connecting mechanism comprises a connecting block 10, the connecting block 10 is positioned at two ends of the opposite sides of the two connecting blocks 2, the two ends of the two connecting blocks 2 are respectively provided with a containing groove 11, the two ends of the connecting block 10 are respectively connected in the corresponding containing grooves 11 in a sliding manner, the inner walls of the containing grooves 11 are respectively fixed with a plurality of connecting springs 12, the other ends of the connecting springs 12 are respectively fixed at the end parts of the corresponding connecting blocks 10 positioned in the containing grooves 11, when a user needs to load a new resistance compensation FS current transformer body 1 on an installation part in the process of using the resistance compensation FS current transformer body 1, the installation part can be adjusted according to the size of the resistance compensation FS current transformer body 1, the user can pull the two connecting blocks 2, and the connecting block 10 can be driven to slide out or slide into the containing grooves 11 through the sliding fit work of the connecting block 10 and the containing grooves 11, drive two connecting blocks 2 and carry out the displacement, after 2 displacements of two connecting blocks to suitable position, the user can place the bottom of resistance compensation FS current transformer main part 1 between two connecting blocks 2 this moment, user two connecting blocks 2 that can become flexible this moment, accessible connecting spring 12's elasticity that resets this moment, through the sliding fit work of hookup piece 10 and holding tank 11, drive two connecting blocks 2 and carry out displacement in opposite directions, mounting groove 7 on two connecting blocks 2 is all established in the outside of installing block 6, and when two connecting block 2's inner wall all contacted with resistance compensation FS current transformer main part 1, new resistance compensation FS current transformer main part 1 was loaded on the installing component during this time, the user can continue to use resistance compensation FS current transformer main part 1 to carry out quick effectual measurement to the electric current this moment.

Connecting block 2 and hookup piece 10 are half arc structure, and resistance compensation FS current transformer main part 1's bottom is cylindrical structure, and anti-skidding line has all been seted up to connecting block 2's inner wall, through anti-skidding line, the frictional force of 2 inner walls of multiplicable connecting block, then the stability ability of two 2 inside resistance compensation FS current transformer main parts 1 of effectual improvement.

The length of coupling block 10 is greater than the length of holding tank 11, and the notch of holding tank 11 is equipped with the sealing washer along circumference, through the sealing washer, the sealing performance of multiplicable holding tank 11 notch.

The side that deviates from of two connecting blocks 2 bottoms all is fixed with loading block 8, and loading hole 9 has all been seted up at the middle part of loading block 8, and through loading block 8 and the loading hole 9 on the loading block 8, the use bolt that the user can be convenient fixes connecting block 2 at the use place, then improves the stability ability of resistance compensation FS current transformer main part 1.

The mounting block 6 is connected with the notch of the loading groove 3 in a sliding mode, the length of the loading groove 3 is larger than that of the mounting block 6, and the mounting block 6 can be effectively stored through the loading groove 3 with the length larger than that of the mounting block 6.

The working principle is as follows: when a user needs to measure current by using the resistance compensation FS current transformer main body 1 and load the resistance compensation FS current transformer main body 1 on a mounting part, the mounting part can be adjusted according to the size of the resistance compensation FS current transformer main body 1 at the moment, the user can pull the two connecting blocks 2 at the moment, the connecting blocks 10 can be driven to slide out or slide into the accommodating groove 11 through the sliding fit work of the connecting blocks 10 and the accommodating groove 11 to drive the two connecting blocks 2 to displace, after the two connecting blocks 2 displace to proper positions, the user can place the bottom of the resistance compensation FS current transformer main body 1 between the two connecting blocks 2 at the moment, the user can loosen the two connecting blocks 2 at the moment, the reset elasticity of the connecting spring 12 can be utilized, and the sliding fit work of the connecting blocks 10 and the accommodating groove 11 can be realized, the two connecting blocks 2 are driven to move oppositely, when the mounting grooves 7 on the two connecting blocks 2 are sleeved outside the mounting block 6 and the inner walls of the two connecting blocks 2 are contacted with the resistance compensation FS current transformer main body 1, the resistance compensation FS current transformer main body 1 is loaded on the mounting part at the moment, a user can fix the connecting blocks 2 on a use place by using bolts through the loading blocks 8 and the loading holes 9 on the loading blocks 8 at the moment, the resistance compensation FS current transformer main body 1 is loaded on the use place at the moment, the current can be rapidly and effectively measured through the resistance compensation FS current transformer main body 1 at the moment, and when the user needs to adjust the corresponding angle of the resistance compensation FS current transformer main body 1 in the process of using the resistance compensation FS current transformer main body 1, the user can press the mounting block 6 at the moment and can work through the sliding fit of the mounting block 6 and the mounting grooves 7 at the moment, through the sliding fit work of the loading groove 3 and the sliding block 4, the mounting block 6 is driven to displace through the sliding fit work of the mounting block 6 and the loading groove 3, when the mounting block 6 is separated from the inside of the mounting groove 7, the user can rotate the resistance compensation FS current transformer main body 1 at the moment, and at the moment, the resistance compensation FS current transformer main body 1 can be driven to rotate through the rotating fit work of the resistance compensation FS current transformer main body 1 and the connecting block 2, at the moment, the user can adjust the corresponding angle of the resistance compensation FS current transformer main body 1, and after the user adjusts the corresponding angle of the resistance compensation FS current transformer main body 1, the mounting block 6 can be pushed to displace through the sliding fit work of the loading groove 3 and the sliding block 4 through the sliding fit work of the mounting block 6 and the loading groove 3 at the moment through the resetting elasticity of the resetting spring 5, when the installation block 6 enters the corresponding installation groove 7, the corresponding angle of the resistance compensation FS current transformer main body 1 is fixed, the user can conveniently use the resistance compensation FS current transformer main body 1 to quickly and effectively measure the current, and when the resistance compensation FS current transformer main body 1 goes wrong after long-time work, the user needs to disassemble and overhaul the resistance compensation FS current transformer main body 1, the user can press the installation block 6, the installation block 6 can be driven to displace through the sliding fit work of the installation block 6 and the installation groove 7, the loading groove 3 and the sliding block 4 can drive the installation block 6 to move through the sliding fit work of the installation block 6 and the loading groove 3, and when the installation block 6 is separated from the inside of the installation groove 7, the user can pull the resistance compensation FS current transformer main body 1, at this moment, the resistance compensation FS current transformer main body 1 is driven to displace through the sliding fit work of the resistance compensation FS current transformer main body 1 and the two connecting blocks 2, after the resistance compensation FS current transformer main body 1 is separated from the inside of the two connecting blocks 2, the resistance compensation FS current transformer main body 1 is detached from the mounting part, and the user can conveniently overhaul and maintain the resistance compensation FS current transformer main body 1 at this moment.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The current transformer with the resistance compensation FS comprises a resistance compensation FS current transformer body (1) and is characterized in that connecting blocks (2) are arranged on two sides of the bottom of the resistance compensation FS current transformer body (1), a connecting mechanism is arranged between the two connecting blocks (2), the two connecting blocks (2) are connected through the connecting mechanism, loading grooves (3) are formed in two sides of the bottom of the resistance compensation FS current transformer body (1), sliding blocks (4) are connected inside the loading grooves (3) in a sliding mode, a plurality of reset springs (5) are fixed on the inner wall of each loading groove (3), the other ends of the reset springs (5) are fixed on corresponding sliding blocks (4) located inside the loading grooves (3), and a mounting block (6) is fixed on one side, away from the reset springs (5), of each sliding block (4), a plurality of mounting grooves (7) are formed in the connecting block (2), one end, away from the sliding block (4), of the mounting block (6) extends out of the loading groove (3) and is connected to the inside of the corresponding mounting groove (7) in a sliding mode.

2. The current transformer with the FS resistor compensation function, according to claim 1, wherein the connection mechanism comprises a connection block (10), the connection block (10) is located at two ends of two opposite sides of the two connection blocks (2), two ends of the two connection blocks (2) are respectively provided with a containing groove (11), two ends of the connection block (10) are respectively slidably connected inside the corresponding containing grooves (11), the inner walls of the containing grooves (11) are respectively fixed with a plurality of connection springs (12), and the other ends of the connection springs (12) are respectively fixed at the end portions of the corresponding connection block (10) located inside the containing grooves (11).

3. The current transformer with the resistance compensation FS as claimed in claim 2, wherein the connecting block (2) and the connecting block (10) are both in a semi-arc structure, the bottom of the resistance compensation FS current transformer body (1) is in a cylindrical structure, and anti-skid grains are arranged on the inner wall of the connecting block (2).

4. The FS current transformer according to claim 2, wherein the length of the coupling piece (10) is greater than the length of the receiving groove (11), and the notch of the receiving groove (11) is provided with a sealing ring in the circumferential direction.

5. The current transformer with the resistance compensation FS as claimed in claim 1, wherein loading blocks (8) are fixed on the sides of the bottoms of the two connecting blocks (2) which are away from each other, and loading holes (9) are formed in the middles of the loading blocks (8).

6. Current transformer with resistance-compensated FS according to claim 1, characterized in that said mounting block (6) is slidingly connected with a notch of the loading slot (3), the length of the loading slot (3) being greater than the length of the mounting block (6).

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