KR102352070B1 - Draw-in and draw-out apparatus of circuit breaker - Google Patents

Abstract

A connection module comprising: a drive module having a driving motor and a protruding rotating part connected to a rotation shaft of the driving motor; A pull-out driving member comprising a; and a fixed frame having a fixed frame protrusion coupled to the second connector on one side thereof, and a breaker transport member coupled to a lower portion of the breaker and including a rotating bar coupled to the second connector through the inside of the fixed frame protrusion; It includes, and provides a breaker pull-out device, characterized in that the connecting wire rotates in the same direction as the rotation of the driving motor and the rotating bar rotates together to advance or reverse the circuit breaker.

Description

Draw-in and draw-out apparatus of circuit breaker

The present invention relates to a circuit breaker pull-out device, and it is possible to prevent breakdown of electrical equipment that may occur due to malfunction of equipment when the circuit breaker is drawn in and out, an electric shock accident to an operator, and burn disaster accident to an operator caused by an electric arc, and is a model of a circuit breaker It is about a circuit breaker withdrawal/input device that can be applied in accordance with the requirements.

A circuit breaker is a device to cut off electricity, which is the most used energy source in industrial sites, and is a device that cuts off current in case of an accident such as opening or closing a load or an accident such as grounding or short circuit in power transmission, substation, or electric circuit.

If a breaker must be pulled in or pulled out to perform mechanical inspection or maintenance of the breaker, an electric arc is likely to occur and thus pose a hazard to the operator. That is, when the circuit breaker is pulled out, the electrical equipment may be broken due to the operator's erroneous operation or the malfunction of the electrical equipment, or the operator may be exposed to the risk of an electric shock accident or a burn accident due to an electric arc.

Therefore, in order to solve the above problems, technologies for a circuit breaker draw-out device have been disclosed, such as Korean Patent No. 10-2018870 and Korean Patent No. 10-1795930.

In the case of Korean Patent Registration No. 10-2018870, almost all parts of the circuit breaker draw-in/out device are made of conductors, and the distance between the work section and the worker may be narrow. Also, it may take a long time for the breaker to be pulled out and inserted manually. In addition, in the case of Korean Patent Registration No. 10-1795930, the above problem can be solved, but it is composed of medium-sized equipment, so a separate equipment storage place may be required, and it may take a long time to move and install the device for withdrawing and inserting the circuit breaker, It may work only with certain models of circuit breaker, so compatibility issues may arise.

1. Korea Patent No. 10-2018870 (registered on August 30, 2019) 2. Korea Patent No. 10-1795930 (Registered on 2017.11.02.)

An object of the present invention is to provide a circuit breaker pull-out device capable of securing a distance between a circuit breaker and an operator when withdrawing and inserting a circuit breaker, thereby preventing an electric shock accident of an operator and a burn accident caused by an electric arc.

Another technical problem to be achieved by the present invention is to provide a circuit breaker pull-out device that can be applied to all types of circuit breaker according to the circuit breaker type by separately configuring and connecting circuit breaker driving and circuit breaker transfer.

In addition, another technical problem to be achieved by the present invention is to provide a circuit breaker pull-out device capable of increasing the operator's work convenience by applying a portable configuration to drive the circuit breaker.

The purpose of the embodiments of the present invention is not limited to the above-mentioned purpose, and other objects not mentioned will be clearly understood by those of ordinary skill in the art to which the present invention belongs from the following description. .

In order to solve the above problem, the present invention provides a driving module having a driving motor and a protruding rotating part connected to a rotation shaft of the driving motor, and a first connector coupled to the protruding rotating part is located at one end and a second connector is located at the other end. a pull-out driving member including a connecting module having a flexible connecting line positioned thereon; and a fixed frame having a fixed frame protrusion coupled to the second connector on one side thereof, and a breaker transport member coupled to a lower portion of the breaker and including a rotating bar coupled to the second connector through the inside of the fixed frame protrusion; Including, and at the same time that the connecting wire rotates in the same direction as the rotation of the driving motor, the rotation bar rotates together to provide a circuit breaker withdrawal/input device, characterized in that the circuit breaker moves forward or backward.

The pull-out driving member may further include a portable case having the driving module and the connection module therein.

The driving module includes a driving case in which a driving source and the driving motor are mounted, a driving button located on the driving case and connected to the driving motor, and a rotating shaft of the driving motor passing through one side of the driving case. It may include the connected protrusion rotating part.

The pull-out driving member may further include a circuit breaker fixture provided for each type of circuit breaker while coupling and fixing the second connector and the fixed frame protrusion.

The pull-out driving member includes a panel-shaped support that is positioned parallel to the fixed frame of the circuit breaker transfer member and coupled through the second connector, and extends from the upper side of the support to surround the upper portion of the fixed frame and is fixed It may include a support module having a support coupling part whose length is adjusted to correspond to the width of the frame, and a fixing part for fixing the length and position of the support coupling part.

The circuit breaker draw-out device according to an embodiment of the present invention has an advantage in that it is possible to prevent an electric shock accident and a burn accident caused by an electric arc by securing a distance between the circuit breaker and the operator when the circuit breaker is pulled out and inserted.

In addition, by separately configuring and connecting the circuit breaker drive and circuit breaker transfer, both can be applied depending on the circuit breaker type, and the portable configuration is applied to drive the circuit breaker, thereby increasing the operator's work convenience.

1 and 2 are perspective views showing a pull-out drive member of a breaker pull-out device according to an embodiment of the present invention;
3 is a perspective view showing the configuration of a circuit breaker pull-out device according to an embodiment of the present invention;
4 and 5 are perspective views showing before the coupling of the pull-out drive member and the circuit breaker transfer member according to an embodiment of the present invention;
6A and 6B are perspective views illustrating a process of coupling and releasing a support module of a pull-out drive member and a fixed frame of a circuit breaker transfer member according to an embodiment of the present invention;
7A and 7B are perspective views showing a method of driving a circuit breaker withdrawal/input device according to an embodiment of the present invention;
8 is a perspective view illustrating a connection line of a pull-out driving member according to an embodiment of the present invention.

Advantages and features of embodiments of the present invention, and methods of achieving them, will become apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various different forms, and only these embodiments allow the disclosure of the present invention to be complete, and common knowledge in the art to which the present invention pertains It is provided to fully inform those who have the scope of the invention, and the present invention is only defined by the scope of the claims. Like reference numerals refer to like elements throughout.

In describing the embodiments of the present invention, if it is determined that a detailed description of a well-known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted. In addition, the terms to be described later are terms defined in consideration of functions in an embodiment of the present invention, which may vary according to intentions or customs of users and operators. Therefore, the definition should be made based on the content throughout this specification.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 and 2 are a perspective view showing a pull-out drive member of a breaker pull-out device according to an embodiment of the present invention, FIG. 3 is a perspective view showing the configuration of a breaker pull-out device according to an embodiment of the present invention, FIGS. 4 and 5 are A perspective view of the pull-out drive member and the circuit breaker transfer member before coupling according to an embodiment of the present invention, FIGS. 6A and 6B are the support module of the pull-out drive member and the fixed frame of the circuit breaker transfer member according to the embodiment of the present invention A perspective view showing the coupling and disengaging process, FIGS. 7A and 7B are a perspective view showing a driving method of a breaker pull-out device according to an embodiment of the present invention, and FIG. 8 is a perspective view showing a connection line of a pull-out drive member according to an embodiment of the present invention to be.

1 to 8 , the breaker pull-out device according to an embodiment of the present invention may include a pull-out drive member 100 and a breaker transfer member 200 .

The pull-out driving member 100 includes a driving module 110 having a driving motor 116 and a protruding rotating part 115 connected to a rotation shaft of the driving motor 116 , and a first coupled to the protruding rotating unit 115 . The connector 135 may include a connection module 130 having a flexible connecting wire 133 positioned at one end and the second connector 131 positioned at the other end.

Furthermore, the draw-in/out drive member 100 may further include a portable case 150 having the drive module 110 and the connection module 130 therein. Therefore, by providing the driving module 110 and the connection module 130 in the portable case 150, the breaker 10 can be driven by applying a portable configuration, so that the operator's work convenience can be increased. In addition, since the portable case 150 is made of a non-conductive material, it is possible to further protect the operator from arc generation or electric shock.

The circuit breaker transfer member 200 includes a fixed frame 230 having a fixed frame protrusion 235 coupled to the second connector 131 on one side thereof, and a fixed frame protrusion coupled to the lower portion of the circuit breaker 10 ( It may include a rotating bar 210 that penetrates through the inside of the 235 and is coupled to the second connector 131 . And, as the connecting wire 133 rotates in the same direction as the rotation of the driving motor 116 and the rotating bar 210 rotates together at the same time, the circuit breaker 10 moves forward (X1) or backward (X2) can do it

Therefore, the circuit breaker pull-out device according to the present invention separately configures and connects the circuit breaker driving of the pull-out driving member 100 and the circuit breaker transfer of the breaker transfer member 200, so that when the breaker 10 is pulled out and inserted, between the breaker 10 and the operator By securing the distance, it is possible to prevent electric shock accidents and burn accidents caused by electric arcs.

Furthermore, the circuit breaker transfer member 200 may further include a transfer rail 220 positioned side by side on both sides of the rotating bar 210 and on which the wheels 12 provided below the circuit breaker 10 move. Accordingly, it is possible to further reduce the energy required for the transfer of the circuit breaker 10 at the time of withdrawal and inlet.

When the circuit breaker pull-out device according to the present invention will be described in detail, the driving module 110 including the driving motor 116 and the protruding rotating part 115 connected to the rotation shaft of the driving motor 116 includes the driving source 112 and the driving motor. 116 may include a driving case 114 mounted therein. The driving button 118 positioned above the driving case 114 may be connected to the driving motor 116 to set the on/off operation of the driving motor 116 and the rotation direction of the driving motor rotating shaft. In addition, in the protruding rotating part 115 of the driving module 110 , the rotating shaft of the driving motor may pass through one side of the driving case 114 to be connected to the rotating shaft of the driving motor. That is, when the driving button 118 is pressed, the driving motor 116 may be operated to rotate the protruding rotating part 115 together with the rotation shaft of the driving motor 116 .

The connecting line 133 to which the protruding rotating part 115 and the first connector 135 are coupled may be rotated simultaneously with the rotation of the protruding rotating part 115 . The connecting line 133 may be made of a flexible bit P which is a set of a rotating body L made of a set of steel wires and a plastic tube surrounding the rotating body L, as shown in FIG. 8 . Therefore, according to the rotation of the driving motor 116, the rotating body (L) can rotate, and since the flexible bit (P), which is a non-conductor, is positioned to surround the outside, it does not affect the rotation of the rotating body, that is, the steel wire, and an electric shock accident of the operator Alternatively, a burn accident caused by an electric arc can be further prevented.

The second connector 131 provided at the other end of the connecting line 133 may be coupled to the fixed frame protrusion 235 of the circuit breaker transfer member 200 . That is, the inside of the first connector 135 and the second connector 131 of the connecting line 133 has a structure through which a rotating body L passes, and the rotating body L is a driving motor ( It may be connected to the rotation shaft of 116 , and connected to the rotation bar 210 through the fixed frame protrusion 235 .

In addition, in this case, the pull-out driving member 100 includes a support module 120 coupled to the connecting line 133 to minimize the reduction in the rotational force of the connecting line 133 and to the fixed frame protrusion of the circuit breaker transfer member 200 ( 235) to transmit a rotational force and a rotational direction to the rotation bar 210 .

The support module 120 is positioned parallel to the fixed frame 230 of the circuit breaker transfer member 200 and includes a panel-shaped support 121 through which the second connector 131 is coupled thereto, and the support 121 . ) extending from the upper side to surround the upper part of the fixed frame 230 and having a length adjusted to correspond to the width of the fixed frame 230 , and the length and position of the support coupling unit 123 , and the support coupling unit 123 . It may be provided with a fixing part 125 for fixing the. That is, the panel-shaped support 121 supports the second connector 131 of the connection line, and the support coupling part 123 is the width of the fixed frame 230 of the circuit breaker transfer member 200 as shown in FIGS. 6A and 6B . The length is adjusted according to the coupling, and the fixing part 125 located at one end of the support coupling part 123 rotates to fix the adjusted length of the support coupling part 123 and to fix the support coupling part 123 . It may be coupled and fixed to the frame 230 .

In this case, the pull-out driving member 100 may further include a circuit breaker fixture 140 provided for each type of circuit breaker while coupling and fixing the second connector 131 and the fixing frame protrusion 235 . Therefore, the circuit breaker driving of the pull-out driving member 100 and the circuit breaker transfer of the circuit breaker transfer member 200 are separately configured, and the second connector 131 and the fixed frame protrusion 235 are provided with a circuit breaker fixture 140 provided for each type of circuit breaker. ), regardless of the type of circuit breaker, it can be applied to both input and output of circuit breaker, so there is an advantage of compatibility.

7A and 7B, in the case of retracting the circuit breaker 10, in the driving method of the breaker withdrawal/insertion device according to the embodiment of the present invention, when the pull-in drive button 118a of the drive module 110 is pressed, the driving motor The rotation shaft rotates in one direction (R1), and the connection line 133 to which the rotation shaft of the driving motor and the first connector 135 are connected, that is, the rotation body L may rotate together. The second connector 131 of the connection line 133 is coupled to the fixed frame protrusion 235 coupled by the circuit breaker fixture 140 , and the rotation of the connection wire 133 is a rotation bar 210 of the circuit breaker transfer member 200 . can be rotated in the same direction, and the circuit breaker 10 coupled to the upper side of the rotating bar 210 can advance (X1) in the retracting direction.

In the case of withdrawing the circuit breaker for releasing the circuit breaker 10, when the pull-out drive button 118b of the drive module 110 is pressed, the rotation shaft of the drive motor rotates in the direction R2 opposite to the retraction, and the connection line 133 also As the same direction, it can rotate in the opposite direction (R2) to the inlet, and at the same time, the rotating bar 210 also rotates in the same direction so that the circuit breaker 10 can move backward (X2) in the withdrawing direction.

Therefore, the circuit breaker draw-in device according to the embodiment of the present invention secures a distance between the breaker 10 and the operator when the breaker is pulled out and inserted through the connection line 133 provided in the draw-in/out drive member 100 to prevent electric shock and It has the advantage of preventing burn accidents caused by electric arcs.

In addition, the circuit breaker 10 drive and circuit breaker 10 transfer are separately configured and connected with the withdrawal/intake driving member 100 and the circuit breaker transfer member 200, and individual circuit breaker fixtures 140 are installed according to the type of circuit breaker 10. It can be applied regardless of the type of circuit breaker 10 by using and connecting it, and by applying a portable configuration of the withdrawal/intake driving member 100 to drive the circuit breaker, there is an effect that can increase the work convenience of the operator.

In the above description, various embodiments of the present invention have been presented and described, but the present invention is not necessarily limited thereto. It will be readily appreciated that branch substitutions, transformations and alterations are possible.

10; breaker
100; Draw-out drive member
110; drive module
120; support module
130; connection module
140; breaker fixture
200; circuit breaker transfer member
210; rotating bar
220; transport rail
230; fixed frame

Claims (5)

A connection module comprising: a drive module having a driving motor and a protruding rotating part connected to a rotation shaft of the driving motor; A pull-out driving member comprising a; and
A breaker transfer member including a fixed frame having a fixed frame protrusion coupled to the second connector on one side, and a rotating bar coupled to the lower part of the breaker and coupled to the second connector through the inside of the fixed frame protrusion; including,
At the same time as the connecting wire rotates in the same direction as the rotation of the driving motor, the rotating bar rotates together to advance or reverse the circuit breaker,
The pull-out driving member may further include a circuit breaker fixture provided for each type of circuit breaker to couple and fix the second connector and the fixing frame protrusion.
The method of claim 1,
The pull-out drive member is a circuit breaker pull-out device, characterized in that it further comprises a portable case having the drive module and the connection module therein.
The method of claim 1,
The driving module includes a driving case in which a driving source and the driving motor are mounted, a driving button located on the driving case and connected to the driving motor, and a rotating shaft of the driving motor passing through one side of the driving case. A circuit breaker withdrawal/input device comprising the connected protrusion rotating part.
delete The method of claim 1,
The pull-out driving member includes a panel-shaped support that is positioned parallel to the fixed frame of the circuit breaker transfer member and coupled through the second connector, and extends from the upper side of the support to surround the upper part of the fixed frame and fix the fixed frame. A breaker pull-out device comprising: a support coupling part whose length is adjusted to correspond to the width of the frame; and a support module having a fixing part for fixing the length and position of the support coupling part.

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