CN218182027U

CN218182027U - Dry-type high-voltage current transformer

Info

Publication number: CN218182027U
Application number: CN202222019464.XU
Authority: CN
Inventors: 汤可生
Original assignee: Zhejiang Maige Electric Co ltd
Current assignee: Zhejiang Maige Electric Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-12-30
Anticipated expiration: 2032-08-02

Abstract

The utility model discloses a dry-type high-voltage current transformer, including base plate, casing and two full skirts, the casing is installed in the base plate top, two the full skirt is all installed in the casing top, inside being equipped with of casing connects electric module and reinforcement module, connect the electric module include with a plurality of electrical connection seats, locating two that the base plate top is connected connect between the electrical connection seat and with T shaped plate that the base plate top is connected, install in guide shaft, the slip of both sides cup joint in around the T shaped plate the inserted bar in the guide shaft outside and with inserted bar swing joint's fly leaf, two the fly leaf is articulated each other. The utility model discloses in, insert two wires to two electrical connection seats simultaneously in, then to the taut two fly leafs of T shaped plate orientation, then the fly leaf outwards promotes the inserted bar, and the inserted bar is along the guide shaft translation, realizes changing traditional power connection means from this to the fixing of electric wire, has improved and has connect electrical efficiency.

Description

Dry-type high-voltage current transformer

Technical Field

The utility model relates to a current transformer technical field specifically is a dry-type high-voltage 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 side 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 usually flows through the current transformer, the secondary side winding has more turns and is connected in series in a measuring instrument and a protection circuit, and the secondary side circuit of the current transformer is always closed when the current transformer works, so that the impedance of series coils 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 current transformer is used by converting a large current on the primary side into a small current on the secondary side, and the secondary side can not be opened.

At present, a current transformer is used, a power connection means mostly uses bolts to compress a wire, the means is easy to operate, but in actual operation, the means is inconvenient, one bolt needs to be tightened by one worker, and power connection efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art or the correlation technique.

Therefore, the utility model discloses the technical scheme who adopts does:

the utility model provides a dry-type high-voltage current transformer, includes base plate, casing and two full skirts, the casing is installed in the base plate top, two the full skirts are all installed in the casing top, inside being equipped with of casing connects electric module and reinforcement module, connect the electric module include with a plurality of electrical sockets connected at the base plate top, locate two connect between the electric socket and with T shaped plate that the base plate top is connected, install in guide shaft, the slip of both sides around the T shaped plate cup joint in the guide shaft outside the inserted bar and with inserted bar swing joint's fly leaf, two the fly leaf is articulated each other, reinforcement module include with connecting plate that the inserted bar is connected, with the joint board that the connecting plate was pegged graft, connect in two springs between connecting plate and the joint board, with the pinion rack that the joint board top is connected, with the rope body that the pinion rack is connected and with the locating pin that the connecting plate top is connected.

Through adopting above-mentioned technical scheme, insert two wires to two electrical sockets simultaneously in, then to the taut two fly leafs of T shaped plate direction, then the fly leaf outwards promotes the inserted bar, and the inserted bar translates along the guide shaft, realizes the fixed to the electric wire from this, changes traditional power connection means, has improved and has connect electrical efficiency.

The present invention may be further configured in a preferred embodiment as: the plurality of the electric sockets are arranged in a matrix at equal intervals, and the inner sides of the electric sockets are provided with jacks suitable for the insertion rods to penetrate through.

Through adopting above-mentioned technical scheme, regular layout mode has improved the structure aesthetic property of this device.

The present invention in a preferred embodiment can be further configured to: the diameter of the inserted bar is smaller than the width of the T-shaped plate, and the inserted bar is cylindrical.

Through adopting above-mentioned technical scheme, adopt this size, realize spacing to the inserted bar, avoid the inserted bar to remove to the T shaped plate on.

The present invention in a preferred embodiment can be further configured to: the two movable plates are located on the inner side of the T-shaped plate and made of plastics.

Through adopting above-mentioned technical scheme, the fly leaf that plastics were made plays insulating effect, security when improving the staff installation/dismantlement.

The present invention may be further configured in a preferred embodiment as: the clamping and connecting plate is integrally processed by an L-shaped plate and two inserting rods, and the inserting rods are movably inserted into the connecting plate.

Through adopting above-mentioned technical scheme, adopt this structural design, the joint board can be along connecting plate steady movement.

The present invention in a preferred embodiment can be further configured to: the inserted bars are symmetrical about the positioning pin, and the two inserted bars respectively penetrate through the two springs.

By adopting the technical scheme and the layout design, the probability of clamping the clamping plate during translation is greatly reduced.

The present invention in a preferred embodiment can be further configured to: the positioning pin is T-shaped and is positioned on the inner side of the rope body.

Through adopting above-mentioned technical scheme, adopt this layout design, can adjust the interval of joint board and connecting plate through taut rope body.

The present invention in a preferred embodiment can be further configured to: the diameter of the rope body is smaller than the width of the tooth groove of the toothed plate, and the rope body is made of a metal material.

Through adopting above-mentioned technical scheme, use this size, the rope body can be smooth move in the tooth's socket of pinion rack, conveniently fixes the rope body.

By adopting the technical scheme, the utility model discloses the beneficial effect who gains does:

1. the utility model discloses in, insert two wires to two electrical connection seats simultaneously in, then to the taut two fly leafs of T shaped plate orientation, then the fly leaf outwards promotes the inserted bar, and the inserted bar is along the guide shaft translation, realizes changing traditional power connection means from this to the fixing of electric wire, has improved and has connect electrical efficiency.

2. The utility model discloses in, come taut rope body according to the width of connecing the electrical seat, when the interval of joint board and connecting plate slightly is less than the electrical seat width, the tight rope body, then rotate the inserted bar, connecting plate cooperation make the joint board rotate, the joint board with connect electrical seat interference fit, fixed to the inserted bar from this, reduced the not hard up high probability of wire.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

fig. 2 is a schematic view of the internal structure of the housing of the present invention;

FIG. 3 is a schematic view of the power connection module of the present invention;

fig. 4 is a schematic view of the reinforcement module of the present invention.

Reference numerals are as follows:

100. a substrate;

200. a housing;

300. an umbrella skirt;

400. a power connection module; 410. an electric connecting seat; 420. a T-shaped plate; 430. a guide shaft; 440. inserting a rod; 450. a movable plate;

500. a reinforcement module; 510. a connecting plate; 520. a clamping plate; 530. a spring; 540. a toothed plate; 550. a rope body; 560. and a positioning pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in combination with the following embodiments. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

It is to be understood that such description is merely exemplary and is not intended to limit the scope of the present invention.

The following describes a dry-type high-voltage current transformer provided by some embodiments of the present invention with reference to the accompanying drawings.

The first embodiment is as follows:

with reference to fig. 1-4, the present invention provides a dry-type high voltage current transformer, which includes a substrate 100, a housing 200 and two sheds 300, wherein the housing 200 is mounted on the top of the substrate 100, the two sheds 300 are both mounted on the top of the housing 200, the housing 200 is internally provided with an electrical connection module 400 and a reinforcement module 500, the electrical connection module 400 includes a plurality of electrical connection sockets 410 connected to the top of the substrate 100, T-shaped plates 420 disposed between the two electrical connection sockets 410 and connected to the top of the substrate 100, guide shafts 430 mounted on the front and rear sides of the T-shaped plates 420, insertion rods 440 slidably sleeved on the outer sides of the guide shafts 430, and movable plates 450 movably connected to the insertion rods 440, and the two movable plates 450 are hinged to each other;

the reinforcement module 500 includes a connection plate 510 connected to the insertion rod 440, a clamping plate 520 inserted into the connection plate 510, two springs 530 connected between the connection plate 510 and the clamping plate 520, a tooth plate 540 connected to the top of the clamping plate 520, a rope 550 connected to the tooth plate 540, and a positioning pin 560 connected to the top of the connection plate 510.

Specifically, the two movable plates 450 are located inside the T-shaped plate 420, the movable plates 450 are made of plastic, and the movable plates 450 made of plastic have an insulating function, so that the safety of workers during installation/disassembly is improved.

Furthermore, the clamping plate 520 is integrally formed by an L-shaped plate and two insertion rods, the insertion rods are movably inserted into the connecting plate 510, and by adopting the structural design, the clamping plate 520 can stably move along the connecting plate 510.

Furthermore, the insertion rods are symmetrical about the positioning pin 560, and the two insertion rods respectively penetrate through the two springs 530, so that the probability of clamping during translation of the clamping plate 520 is greatly reduced by adopting the layout design.

Further, the positioning pin 560 is arranged in a T shape, the positioning pin 560 is located inside the rope body 550, and with this layout design, the distance between the clamping plate 520 and the connecting plate 510 can be adjusted by tightening the rope body 550.

Further, the diameter of the rope 550 is smaller than the width of the tooth space of the tooth plate 540, the rope 550 is made of a metal material, and the rope 550 can smoothly move in the tooth space of the tooth plate 540 by using the size, so that the rope 550 can be conveniently fixed.

Example two:

with reference to fig. 2-3, on the basis of the first embodiment, the electrical sockets 410 are arranged in a matrix at equal intervals, and the inner sides of the electrical sockets 410 are provided with sockets suitable for the insertion rods 440 to penetrate through, so that the structural beauty of the device is improved due to the regular layout mode.

Example three:

in the above embodiment, as shown in fig. 3, the diameter of the insertion rod 440 is smaller than the width of the T-shaped plate 420, and the insertion rod 440 is configured as a cylinder, and by adopting the size, the insertion rod 440 is limited, and the insertion rod 440 is prevented from moving onto the T-shaped plate 420.

The utility model discloses a theory of operation and use flow: under the initial condition, come taut rope body 550 according to the width of connection socket 410, when the interval of joint board 520 and connecting plate 510 slightly is less than connection socket 410 width, tie rope body 550, then work as the utility model discloses when putting into actual use, insert two wires to two connection sockets 410 simultaneously, then to two taut fly leaf 450 of T shaped plate 420 direction, then fly leaf 450 outwards promotes inserted bar 440, inserted bar 440 along the translation of guide shaft 430, realize from this that to the electric wire fixed, later rotate inserted bar 440, connecting plate 510 cooperation makes joint board 520 rotate, joint board 520 and connection socket 410 interference fit, it is fixed to inserted bar 440 from this, the not hard up high probability of wire has been reduced.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are used broadly and should be construed to include, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like are for purposes of illustration only and do not denote a single embodiment.

In the description of the present specification, the terms "one embodiment," "some embodiments," "specific embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.

Claims

1. A dry-type high-voltage current transformer comprises a substrate (100), a shell (200) and two sheds (300), wherein the shell (200) is installed at the top of the substrate (100), the two sheds (300) are installed at the top of the shell (200), and an electric connection module (400) and a reinforcement module (500) are arranged inside the shell (200), and the dry-type high-voltage current transformer is characterized in that the electric connection module (400) comprises a plurality of electric connection seats (410) connected with the top of the substrate (100), a T-shaped plate (420) arranged between the two electric connection seats (410) and connected with the top of the substrate (100), guide shafts (430) installed at the front side and the rear side of the T-shaped plate (420), an insertion rod (440) sleeved outside the guide shafts (430) in a sliding manner, and a movable plate (450) movably connected with the insertion rod (440), wherein the two movable plates (450) are hinged with each other;

the reinforcing module (500) comprises a connecting plate (510) connected with the inserted link (440), a clamping plate (520) inserted into the connecting plate (510), two springs (530) connected between the connecting plate (510) and the clamping plate (520), a toothed plate (540) connected with the top of the clamping plate (520), a rope body (550) connected with the toothed plate (540), and a positioning pin (560) connected with the top of the connecting plate (510).

2. A dry-type high-voltage current transformer according to claim 1, characterized in that a plurality of said sockets (410) are arranged in a matrix at equal intervals, and the inside of said sockets (410) is provided with a socket suitable for the insertion rod (440) to pass through.

3. A dry high voltage current transformer according to claim 1, characterized in that the diameter of the plug rod (440) is smaller than the width of the T-shaped plate (420), the plug rod (440) being arranged in a cylindrical shape.

4. A dry high voltage current transformer according to claim 1, characterized in that both of said movable plates (450) are located inside a T-shaped plate (420), said movable plates (450) being made of plastic.

5. A dry-type high-voltage current transformer according to claim 1, characterized in that said engaging plate (520) is integrally formed by an L-shaped plate and two insertion rods, said insertion rods being movably inserted into said connecting plate (510).

6. A dry-type high-voltage current transformer according to claim 5, characterized in that said insertion rods are symmetrical about a positioning pin (560), and two said insertion rods are respectively penetrated through two springs (530).

7. A dry high voltage current transformer according to claim 1, characterized in that the positioning pins (560) are arranged in a T-shape, the positioning pins (560) being located inside the rope body (550).

8. A dry high voltage current transformer according to claim 1, characterized in that the rope (550) has a diameter smaller than the width of the tooth slot with the tooth plate (540), the rope (550) being made of a metal material.