CN215265825U

CN215265825U - Current transformer with mounting seat coated with insulating material

Info

Publication number: CN215265825U
Application number: CN202120819989.4U
Authority: CN
Inventors: 蒋福锦
Original assignee: Shanghai Zheqi Electrical Appliance Co ltd
Current assignee: Shanghai Zheqi Electrical Appliance Co ltd
Priority date: 2021-04-21
Filing date: 2021-04-21
Publication date: 2021-12-21
Anticipated expiration: 2031-04-21

Abstract

The utility model discloses a mount pad scribbles insulating material's current transformer, including current transformer main part, unable adjustment base and installation base, unable adjustment base installs the bottom in the current transformer main part, the installation base is located unable adjustment base's below, and the top casing of installation base has seted up two recesses, unable adjustment base's top is equipped with the fixed plate, two plugboards of bottom casing fixedly connected with of fixed plate, the outer lane of plugboard runs through out unable adjustment base's casing, and the plugboard is located the inside of recess, one side casing sliding connection of recess has two movable blocks, two the movable block is located two respectively one side of plugboard, the casing inner circle movable sleeve of fixed plate is equipped with the plug-pull rod, the both ends difference fixedly connected with pull ring and horizontal pole of plug-pull rod. The utility model discloses can be quick install and dismantle current transformer for the staff is more convenient to current transformer's maintenance and maintenance.

Description

Current transformer with mounting seat coated with insulating material

Technical Field

The utility model relates to a current detection equipment technical field especially relates to a mount pad scribbles insulating material'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 primary winding of the current transformer has few turns and 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 secondary winding has more turns and is connected in series in a measuring instrument and a protection circuit, and the secondary circuit of the current transformer is always closed when the current transformer works, so that the impedance of a series coil of the measuring instrument and the protection circuit is very small, and the working state of the current transformer is close to short circuit.

The existing current transformer is usually fixed firmly due to safety consideration, so that the current transformer is inconvenient to disassemble, and if the current transformer is forcibly disassembled, the product is damaged originally, so that the current transformer with the mounting seat coated with an insulating material is provided.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving inconvenient dismantlement to current transformer, if dismantle by force can cause the technical problem of destruction to the product this life, the utility model provides a mount pad scribbles insulating material's current transformer.

(II) technical scheme

The utility model provides a current transformer with an installation base coated with insulating materials, which comprises a current transformer main body, a fixed base and an installation base, the fixed base is arranged at the bottom of the current transformer main body, the installation base is positioned below the fixed base, and the top shell of the mounting base is provided with two grooves, a fixing plate is arranged above the fixing base, the bottom shell of the fixed plate is fixedly connected with two insertion plates, the outer ring of each insertion plate penetrates through the shell of the fixed base, the plugboard is positioned in the groove, the shell at one side of the groove is connected with two moving blocks in a sliding way, the two moving blocks are respectively positioned at one side of the two plugboards, the inner ring of the shell of the fixed plate is movably sleeved with a plug rod, two ends of the plug rod are respectively and fixedly connected with a pull ring and a cross rod, and outer rings of two ends of the cross rod are respectively sleeved in the inner rings of the two plug plates in a sliding manner.

Preferably, the top casing of unable adjustment base has seted up the spacing groove, two stoppers of the bottom casing fixedly connected with of fixed plate, the outer lane activity cover of stopper is established in the inner circle of spacing groove, and unable adjustment base's surface scribbles the insulating layer.

Preferably, the bottom shell of the groove is provided with two sliding grooves, the bottom shell of the moving block is fixedly connected with a sliding block, an outer ring of the sliding block is slidably sleeved in an inner ring of the sliding groove, a first spring is arranged inside the sliding groove, and two ends of the first spring are respectively and fixedly connected to the sliding block and the shell on one side of the sliding groove.

Preferably, a first clamping block is fixedly connected to a shell on one side of the plugboard, a first clamping groove and a second fixedly connected clamping block are respectively formed in shells on two sides of the moving block, an outer ring of the first clamping block is sleeved in an inner ring of the first clamping groove, the shells on two sides of the groove are both provided with the second clamping groove, and an outer ring of the second clamping block is sleeved in an inner ring of the second clamping groove.

Preferably, the outer ring of the plug rod is sleeved with a second spring, and two ends of the second spring are respectively and fixedly connected to the shell on one side of the fixed plate and the cross rod.

Preferably, both ends of the cross rod are fixedly connected with protruding rods, and the protruding rods are located right above the moving block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the pull ring is pushed downwards to drive the plug-pull rod and the cross rod to move downwards, the cross rod can drive the two moving blocks to be away from the first clamping block by moving downwards, the moving blocks are separated from the first clamping block, and the fixed plate is pulled upwards to drive the plug-in board to be separated from the fixed base and the mounting base, so that the current transformer can be rapidly disassembled;

2. the plug board is placed into the groove of the installation base again, the first clamping block is clamped with the moving block through the acting force of the first spring, the current transformer can be installed rapidly, and maintenance and repair of the current transformer are convenient for workers.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a current transformer having a mounting base coated with an insulating material according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a current transformer with an insulating material coated on a mounting base according to the present invention;

fig. 3 is an enlarged schematic structural view of a current transformer a with an installation base coated with an insulating material.

In the figure: the current transformer comprises a current transformer body 1, a fixing base 2, an installation base 3, a fixing plate 4, a limiting block 5, an insertion plate 6, a first fixture block 7, a moving block 8, a first spring 9, a second fixture block 10, an insertion and pulling rod 11, a pull ring 12, a cross rod 13 and a second spring 14.

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.

As shown in FIGS. 1-3, the current transformer with an installation seat coated with an insulating material provided by the utility model comprises a current transformer main body 1, a fixed base 2 and an installation base 3, wherein the fixed base 2 is installed at the bottom of the current transformer main body 1, the installation base 3 is positioned below the fixed base 2, the top shell of the installation base 3 is provided with two grooves, a fixed plate 4 is arranged above the fixed base 2, the bottom shell of the fixed plate 4 is fixedly connected with two plugboards 6, the outer ring of the plugboard 6 penetrates through the shell of the fixed base 2, the plugboard 6 is positioned inside the groove, one side shell of the groove is slidably connected with two moving blocks 8, the two moving blocks 8 are respectively positioned at one side of the two plugboards 6, a plugging rod 11 is movably sleeved at the inner ring of the shell of the fixed plate 4, and both ends of the plugging rod 11 are respectively and fixedly connected with a pull ring 12 and a cross rod 13, the outer rings of the two ends of the cross rod 13 are respectively sleeved in the inner rings of the two plug boards 6 in a sliding manner.

In an optional embodiment, a top casing of the fixing base 2 is provided with a limiting groove, the bottom casing of the fixing plate 4 is fixedly connected with two limiting blocks, an outer ring of each limiting block is movably sleeved in an inner ring of the limiting groove, and an outer surface of the fixing base 2 is coated with an insulating layer.

In an optional embodiment, two sliding grooves are formed in the bottom shell of the groove, a sliding block is fixedly connected to the bottom shell of the moving block 8, an outer ring of the sliding block is slidably sleeved in an inner ring of the sliding groove, a first spring 9 is arranged inside the sliding groove, and two ends of the first spring 9 are fixedly connected to the sliding block and the shell on one side of the sliding groove respectively.

In an optional embodiment, a first clamping block 7 is fixedly connected to a shell on one side of the plugboard 6, a first clamping groove and a second fixedly connected clamping block 10 are respectively formed in shells on two sides of the moving block 8, an outer ring of the first clamping block 7 is sleeved in an inner ring of the first clamping groove, the shells on two sides of the groove are both provided with the second clamping groove, and an outer ring of the second clamping block 10 is sleeved in an inner ring of the second clamping groove.

In an alternative embodiment, the outer ring of the plugging rod 11 is sleeved with a second spring 14, and two ends of the second spring 14 are fixedly connected to the fixing plate 4 and one side shell of the cross rod 13 respectively.

In an alternative embodiment, the two ends of the cross bar 13 are fixedly connected with protruding bars, and the protruding bars are positioned right above the moving block 8.

The working principle is as follows: firstly, because the pull ring 12 and the plug rod 11 are fixedly connected, the outer ring of the plug rod 11 is movably sleeved in the inner ring of the fixed plate 4, and the plug rod 11 and the cross rod 13 are also fixedly connected, the pull ring 12 is pushed downwards to drive the plug rod 11 and the cross rod 13 to move downwards, the two ends of the cross rod 13 are both fixedly connected with convex rods which are positioned right above the movable blocks 8, so that the cross rod 13 moves downwards to drive the two movable blocks 8 to be away from the first fixture block 7, the movable blocks 8 are separated from the first fixture block 7, and at the moment, the fixed plate 4 is pulled upwards to drive the plugboard 6 to be separated from the fixed base 2 and the mounting base 3, so that the current transformer can be rapidly disassembled; the plug board 6 is placed into the groove of the installation base 3 again, the groove is pressed downwards, the first clamping block 7 and the moving block 8 are clamped through the acting force of the first spring 9, the current transformer can be installed rapidly, and maintenance and repair of the current transformer are convenient and fast for workers.

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

1. A current transformer with an installation seat coated with insulating materials comprises a current transformer body (1), a fixed base (2) and an installation base (3), and is characterized in that the fixed base (2) is installed at the bottom of the current transformer body (1), the installation base (3) is located below the fixed base (2), a top shell of the installation base (3) is provided with two grooves, a fixed plate (4) is arranged above the fixed base (2), a bottom shell of the fixed plate (4) is fixedly connected with two plugboards (6), the outer ring of the plugboard (6) penetrates through the shell of the fixed base (2), the plugboard (6) is located inside the grooves, a shell on one side of each groove is slidably connected with two movable blocks (8), and the two movable blocks (8) are respectively located on one side of the two plugboards (6), the inner ring of the shell of the fixing plate (4) is movably sleeved with a plug-pull rod (11), two ends of the plug-pull rod (11) are respectively and fixedly connected with a pull ring (12) and a cross rod (13), and outer rings of two ends of the cross rod (13) are respectively sleeved in the inner rings of the two plug-in boards (6) in a sliding mode.

2. The current transformer with the mounting seat coated with the insulating material as claimed in claim 1, wherein a limiting groove is formed in a top shell of the fixing base (2), two limiting blocks are fixedly connected to a bottom shell of the fixing plate (4), an outer ring of each limiting block is movably sleeved in an inner ring of the limiting groove, and an insulating layer is coated on the outer surface of the fixing base (2).

3. The current transformer with the mounting base coated with the insulating material as claimed in claim 1, wherein the bottom shell of the groove is provided with two sliding grooves, the bottom shell of the moving block (8) is fixedly connected with a sliding block, an outer ring of the sliding block is slidably sleeved in an inner ring of the sliding groove, a first spring (9) is arranged inside the sliding groove, and two ends of the first spring (9) are respectively and fixedly connected to the sliding block and a side shell of the sliding groove.

4. The current transformer with the mounting seat coated with the insulating material as claimed in claim 1, wherein a first clamping block (7) is fixedly connected to a side shell of the plug board (6), a first clamping groove and a second clamping block (10) are respectively formed in two side shells of the moving block (8), an outer ring of the first clamping block (7) is sleeved in an inner ring of the first clamping groove, two side shells of the groove are respectively formed with the second clamping groove, and an outer ring of the second clamping block (10) is sleeved in an inner ring of the second clamping groove.

5. The current transformer with the mounting base coated with the insulating material as claimed in claim 1, wherein a second spring (14) is sleeved on an outer ring of the insertion and extraction rod (11), and two ends of the second spring (14) are respectively and fixedly connected to the fixed plate (4) and the shell on one side of the cross rod (13).

6. A current transformer with a mounting base coated with an insulating material according to claim 1, characterized in that a protruding rod is fixedly connected to both ends of the cross rod (13), and the protruding rod is located right above the moving block (8).