KR102098298B1 - Underground distribution line fixture - Google Patents

Abstract

The present invention relates to a device for fixing an underground distribution line, capable of recognizing flooding, in which the device includes: a male fixing member (10) for pressing and fixing an underground distribution line (L); a female fixing member (20) movably fitted to the male fixing member (10) to press and fix the underground power distribution line (L); a connection member (30) accommodated in the male fixing member (10) to electrically connect underground power distribution lines (L), which are introduced into the connection member (30) through both ends of the connection member (30), to each other; a regulation screw (40) detachably fastened to the male fixing member (10) to regulate separation of the male fixing member (10) from the female fixing member (20); a tension mechanism (50) connected to the male fixing member (10) and the female fixing member (20) to prevent the male fixing member (10) and the female fixing member (20) from being spaced apart from each other by pulling the male fixing member (10) and the female fixing member (20); and a flooding detection device (60) installed in the connection member (30) to immediately notify an inflow of infiltration water when the infiltration water is introduced. According to the present invention, the underground distribution line is easily fixed so as to facilitate an installation work, the underground distribution line is prevented from being separated so as to promote stability for electrical connections, an electrical connection state is released with a simple operation, which is advantageous for an emergency situation, and the inflow of the infiltration water is immediately detected and notified to peripherals when the infiltration water is introduced so as to rapidly perform a repair work.

Description

Underground distribution line fixture for submersion verification

The present invention relates to an underground distribution line fixing mechanism capable of verifying flooding.

Electricity distributed from the primary substation or secondary substation is transmitted or distributed to the power receiving facilities of each customer through a transmission and distribution system consisting of overhead power distribution lines and underground distribution lines, and it is also distributed to low voltage customers through special high voltage customers, high pressure customers, and various outdoor installation transformers. It is used for industrial and household purposes.

Among these, the transmission and distribution method using the underground through the transmission and distribution system composed of the underground distribution line provides an underground pipeline adapter to the underground distribution line into which the underground distribution line is inserted, and a plug is attached to the end of the underground distribution line to fasten this plug to the underground pipeline adapter. Is the way to do it.

Korean Patent Registration No. 10-1448143 (2014.10.08.) Discloses an 'underground distribution line connection device for installing an underground distribution line'.

However, such a conventional underground distribution line connecting device has a hassle and inconvenience of using a separate tool when urgently attempting to release the electrical connection.

In addition, in the prior art, there is no means to immediately check if the infiltrated water flows in from the outside, and thus it is very vulnerable to the electric short circuit accident caused by the infiltrated water.

1. Republic of Korea Registered Patent No. 10-1448143 (2014.10.08)

The present invention has been devised to solve the above problems, and the underground distribution line can be easily fixed, so installation work is convenient, and the separation of the underground distribution line is prevented, so that the electrical connection is secured, and the operation is simple. It is advantageous for emergency situations because it can release the electrical connection, and it is intended to provide an underground distribution cable fixing mechanism capable of promptly performing repair work by immediately detecting and informing the surroundings when infiltration water enters. have.

The present invention for achieving the above object,

The tubular body part into which the underground distribution line is introduced, an angle having a hook groove integrally formed on the outer circumferential surface of the body part, and a band part extending from one end of the body part to surround the outer circumferential surface of the underground distribution line and having a fastening part with both ends extending downward, A male fastener which is fastened by a fastening screw which is fastened to the fastening part and tightens the band part, and an arc plate extending side by side from the other end of the body part and having fastening holes and a bonding hole integrally formed on an outer circumferential surface;

The tubular body part into which the underground distribution line is introduced, an angle having a hook groove integrally formed on the outer circumferential surface of the body part, and a band part extending from one end of the body part to surround the outer circumferential surface of the underground distribution line and having a fastening part with both ends extending downward, Consisting of a fastening screw that is fastened to the fastening part and tightens the band part, and an inner circumferential surface extending side by side from the other end of the body part against the outer circumferential surface of the arc plate of the male fastener, and an arc plate integrally formed with a guide groove communicating with the fastening hole on the outer circumferential surface Female type fixture;

An insulator that has a coupling protrusion that is removably inserted into a coupling hole on the outer circumferential surface and is drawn between the arc plates of the male fastener, and an underground insulator through which both ends of the underground distribution line are drawn, and when wrapped by an insulator, the inside of the underground distribution line through both ends Connection port consisting of a conductive rod for electrically connecting;

An intermittent screw that is detachably fastened to the fastening hole through the guide groove and restricts separation of the male and female clamps from each other;

A tension mechanism consisting of a clasp detachably fitted in the angle's hook groove and a spring for pulling the clasp;

A transparent and flexible base plate formed integrally by laminating the upper plate on the lower plate attached to the outer circumferential surface of the insulator so as to be disposed between the arc plates of the male fastener, and formed parallel to each other by intervening between the lower plate and the upper plate. And a pair of conductive wires that are supplied with power from the outside, a plurality of immersion holes formed on the upper plate so that the pair of conductive wires can be exposed to the outside, and a lamp connected to any one of the pair of conductive wires, The remaining conductive wire is connected to one end and the other end consists of an extension line spaced apart from the other end of the lamp, and the lamp and the extension line are electrically connected by the infiltrating water introduced through the flooding hole to emit light to the outside to detect flooding. It characterized in that it contains a.

The present invention can easily fix the underground power distribution line, which facilitates the installation work, prevents the separation of the underground power distribution line, promotes stability for the electrical connection, and can release the electrical connection state with a simple operation. In particular, it is possible to promptly detect the inflow of infiltration water and notify the surroundings to quickly carry out repair work.

1 is an assembled perspective view of the underground distribution line fixing mechanism capable of verifying immersion according to the present invention.
Figure 2 is an exploded perspective view of the underground distribution line fixing mechanism capable of verifying immersion according to the present invention.
Figure 3 is a cross-sectional view of the underground distribution line fixing mechanism capable of verifying the immersion according to the present invention.
Figure 4 is an exploded perspective view separately extracted from the immersion detection means in the underground distribution line fixing mechanism capable of verifying immersion according to the present invention.
5A to 5C are flow charts for explaining the process of interconnecting the underground distribution lines using the underground distribution line fixing mechanism capable of verifying immersion according to the present invention.
Figures 6a and 6b is a view for explaining the operation of the underground distribution line fixing mechanism capable of verifying immersion according to the present invention.

Hereinafter, it will be described in detail based on the accompanying drawings.

1 is an exploded perspective view of the underground distribution line fixing mechanism capable of verifying immersion according to the present invention, FIG. 2 is an exploded perspective view of the underground distribution line fixing mechanism capable of verifying immersion according to the present invention, and FIG. 3 is an immersion confirmation according to the present invention It is a combined cross-sectional view of a possible underground distribution line fixing mechanism, and FIG. 4 is an exploded perspective view separately extracting the immersion detection means from the underground distribution line fixing mechanism according to the present invention.

1 to 4, the fixing device for preventing the underground distribution line according to the present invention is a male fastener 10 and female fastener 20, the connector 30, the intermittent screw 40, the tension mechanism 50 and flooding Consisting of the detection means (60), according to this, the underground distribution line (L) can be easily fixed, so the installation work is convenient, and the separation of the underground distribution line (L) is prevented, thereby promoting the stability of the electrical connection. The electrical connection can be released only by manipulation, which is advantageous for emergencies, and furthermore, it is possible to promptly detect the inflow of infiltration water and notify it to the surroundings to quickly carry out repair work.

The male fastener 10 is an insulating material composed of a body portion 11, an angle 12, a band portion 13, a tightening screw 14, and an arc plate 15, in the case of this embodiment, the underground power distribution wire ( It serves to press and fix the outer circumferential surface of L).

The body portion 11 is a circular tube through which the inside is formed, and on the outer circumferential surface of the body portion 11, an 'b'-shaped angle 12 is integrally formed to face each other based on the body portion 11, In this angle 12, a hook groove 12a is formed so that the clasp 51 of the tension mechanism 50 can be detachably hooked.

In addition, a band portion 13 is integrally formed at one end of the body portion 11, and a part of the band portion 13 is integrally formed with the body portion 11, and the rest of the body portion is cut off to form a body portion 11 It is spaced from, and both ends of the incision band portion 13 are integrally formed with a fastening portion 13a extending downward.

In addition, the fastening screw 14 is fastened to the fastening part 13a, and the band part 13 having elasticity is closed or opened by the action of tightening or loosening the fastening screw 14, so that the underground power distribution line L The outer circumferential surface is strongly compressed (pressed) to fix it or to allow the underground power distribution line L to escape.

In addition, the other end of the body portion 11 extends side by side and an arc plate 15 having an arc-shaped cross section is integrally formed. The arc plate 15 has a connecting port 30 which is introduced inwardly to form a coupling protrusion ( The coupling hole 15b corresponding to the coupling protrusion 31a is integrally formed so as to be detachably fixed through the medium 31a), disposed adjacent to the coupling hole 15b, and the intermittent screw 40 is detachably attached. A fastening hole 15a in which a screw tab is formed on an inner circumferential surface so as to be fastened is integrally formed.

The female fastener 20 is an insulating material composed of a body portion 21, an angle 22, a band portion 23, a tightening screw 24, and an arc plate 25, in the case of this embodiment, the underground power distribution wire ( The outer circumferential surface of L) is fixed by pressing, and is movably fitted in the male fastener 10 in a slide manner, and separation is prevented by the intermittent screw 40.

The body portion 21 is a circular tube through which the inside is formed, and on the outer circumferential surface of the body portion 21, an angle 22 of 'b' shape is integrally formed to face each other based on the body portion 21, In this angle 22, a hook groove 22a is formed so that the clasp 51 of the tension mechanism 50 can be detachably hooked.

In addition, a band portion 23 is integrally formed at one end of the body portion 21, and a part of the band portion 23 is integrally formed with the body portion 21, and the rest of the body portion is cut away to form a body portion 21. It is spaced from, and both ends of the incision band portion 23 are integrally formed with a fastening portion 23a extending downward.

In addition, the fastening screw 24 is fastened to the fastening part 23a, and the band part 23 having elasticity is closed or opened by the action of tightening or loosening the fastening screw 24, so that the underground power distribution line L The outer circumferential surface is strongly compressed (pressed) to fix it or to allow the underground power distribution line L to escape.

In addition, the other end of the body portion 21 extends side by side and an arc plate 25 having an arc-shaped cross section is integrally formed. The inner diameter of the arc plate 25 is the arc plate 15 of the male fastener 10 ) Is the same as the outer diameter, and when inserted in a slide manner, the inner circumferential surface of the arc plate 25 faces the outer circumferential surface of the arc plate 15 of the male fastener 10.

In addition, the arc plate 25 is formed integrally with a guide groove 25a through which the intermittent screw 40 that is fastened to the fastening hole 15a can be moved. The guide groove 25a is an arc plate 25. It consists of a horizontal guide groove (25a-1) formed along the longitudinal direction of the first and second receiving grooves (25a-2, 25a-3) formed in the circumferential direction from both ends of the horizontal guide groove (25a).

For example, when the intermittent screw 40 is applied to the first receiving groove 25a-2, one of the underground distribution lines L is maintained as the male fastener 10 and the female fastener 20 are spaced apart from each other. Is disconnected from the connection port 30, the electrical connection state is released (non-conduction), and when the intermittent screw 40 is fastened to the second receiving groove 25a-3, the male fastener 10 and the female fastener 20 are The underground power distribution line (L) is electrically interconnected (conducted) through the connection port 30 as it maintains a state of being closely attached.

The connection port 30 is a member composed of an insulator 31 and a conductive rod 32, and is inserted and fixed between the arc plates 15 of the male fastener 10 in the present embodiment, and is inserted into the inside through both ends. It functions to electrically connect the distribution line (L).

The insulator 31 is a member that penetrates the conductive rod 32 and insulates both ends thereof, and the coupling protrusions 31a corresponding to the coupling holes 15b are integrally formed on the outer circumferential surface, and the male fixture 10 And the connection port 30 are fixed detachably to each other via a coupling hole 15b and a coupling protrusion 31a.

In addition, on the outer circumferential surface of the insulator 31, an immersion detection means 60 is fixed and attached, and the immersion detection means 60 is provided between the arc plates 15 when the connection ports 30 are inserted between the arc plates 15. Is placed.

The conductive rod 32 is provided on the insulator 31 and serves to electrically interconnect the underground power distribution lines L that are drawn inward.

The intermittent screw 40 is a means that is detachably fastened to the fastening hole 15a through the guide groove 25a, in the case of this embodiment, the male and female fasteners 10 and the female fasteners 20 that are mutually coupled are unauthorized. It serves as a separate limiting.

In addition, when the intermittent screw 40 is moved along the horizontal guide groove 25a-1 and is accommodated in the first receiving groove 25a-2 or the second receiving groove 25a-3, the female fixing fixture 20 ) Slide movement is limited.

On the other hand, when the intermittent screw 40 is separated from the fastening hole 15a, the male fastener 10 and the female fastener 20 are separated from each other.

The tension mechanism 50 is a member composed of a clasp 51 and a spring 52, in the case of this embodiment is detachably coupled to the angle (12, 22) of the male fastener 10 and the female fastener 20 The fastener 10 and the female fastener 20 serve to pull so as not to be apart from each other.

The clasp 51 is a member having a 'ㄱ' shape, and in the case of the present exemplary embodiment, the clasp 51 is detachably coupled to the hook grooves 12a and 22a of the angles 12 and 22 to be hung.

The spring 52 is a common coil spring, and both ends are fixed to the clasp 51, respectively, and serve to pull the male fastener 10 and the female fastener 20 through elastic force.

As long as the external force does not act higher than the elastic force of the spring 52 by the action of the tension mechanism 50 as described above, the male fastener 10 and the female fastener 20 are maintained in a mutually coupled state, whereby The distribution line (L) is able to maintain an electrical connection through the connection port (30).

Even if the external force is released, even if the male and female male fixtures 10 and the female female fixture 20 are separated from each other due to the external force higher than the elastic force of the spring 52, the male and female male fixtures 10 and female female fixtures by the elastic force of the spring 52 20), the underground power distribution line (L) is electrically interconnected through the connection port (30).

The immersion detection means 60 is attached to the connection port 30 is fixed, receives power from the outside, and when the inflow of the infiltrate is electrically connected by the infiltrated water and emits light to inform the outside. do.

The immersion detection means 60 is composed of a base plate 61 and a pair of conductive lines 62, a plurality of immersion holes 63, a lamp 64 and an extension line 65.

The base plate 61 is divided into a transparent and flexible silicon-based lower plate 61a and an upper plate 61b, and stacked together to form an integral structure. In the present embodiment, the insulator 31 constituting the connector 30 It is fixed to the outer peripheral surface of the.

In addition, between the lower plate (61a) and the upper plate (61b), more specifically, the upper surface of the lower plate (61a) is formed in parallel with each other in a spaced apart form a pair of receiving power from the outside (for example, a battery) The conductive wire 62 is integrally formed.

In addition, a plurality of immersion holes 63 penetrating up and down along the conductive wire 62 are integrally formed on the upper plate 61b so that the conductive wire 62 is exposed to the outside.

For example, when the infiltrated water flows in from the outside through the immersion hole 63, the infiltrated water is electrically connected to the lamp 64 and the extension line 65 installed on the conductive line 62, whereby the lamp ( When the electricity flows to 64), the light is emitted, and the facility manager intuitively recognizes that the flooding is currently in progress through the light, so that the repair work can be quickly performed.

One end of the lamp 64 is connected to one of the pair of conductive wires 62, and is installed at regular intervals along the selected conductive wire 62, and the other end is disposed to be spaced apart from the other end of the extension wire 65. .

The extension line 65 is also connected to one end of the remaining conductive line 62, but is installed at regular intervals along the selected conductive line 62, and the other end is disposed to be spaced apart from the other end of the lamp 64.

As mentioned above, the infiltrated water is introduced through the immersion hole 63, and the infiltrated water becomes a medium that electrically interconnects the lamp 64 and the extension line 65 installed on the conductive line 62. 64) and the extension line 65 is energized, and accordingly, the lamp 64 is lit to emit light to the outside, and the facility manager intuitively recognizes that the leak is currently in progress through the light and repairs it. You will be able to proceed quickly.

5A to 5C are flowcharts for explaining a process of interconnecting the underground distribution lines by using the underground distribution line fixing mechanism capable of verifying immersion according to the present invention.

Referring to Figure 5a, when the underground distribution line (L) into the male fixture 10 and female fixture 20, respectively, and then tighten the tightening screws (14,24) of the male fixture 10 and female fixture 20 , As the band portions 13 and 23 are closed, the outer circumferential surface of the underground power distribution line L is strongly pressed and fixed.

Referring to Figure 5b, when the underground distribution line (L) is fixed to the male fixture 10 and female fixture 20, respectively, as described above, the immersion detection means 60 is fixed to the outer circumferential surface 30, the male fixture ( 10) is pushed between the arc plate 15, the engaging projection (31a) is fitted into the engaging hole (15b) in the process of the connecting port 30 is drawn, thereby the male fastener 10 and the connecting port 30 An integral structure is formed, and the immersion detection means 60 is disposed between the arc plates 15.

When the male fastener 10 and the connector 30 are mutually coupled as described above, the arc plate 25 of the female fastener 20 is fitted to the outer peripheral surface of the arc plate 15 of the male fastener 10.

As described above, when the male fastener 10 and the female fastener 20 are mutually coupled via the arc plates 15 and 25, the intermittent screw 40 is inserted into the fastening hole 15a exposed through the guide groove 25a. To conclude.

On the other hand, in the process of coupling the male fastener 10 and the female fastener 20 and the connector 30 to each other, the underground distribution wire L fixed to the male fastener 10 and the female fastener 20 is a connector 30 It is introduced into the inside of the conductive rod 32 is electrically connected to each other.

Referring to Figure 5c, when the male fastener 10 and the female fastener 20 and the connector 30 are mutually coupled as described above, any one of a pair of clasps 51 constituting the tension mechanism 50 is male Hang the hook groove (12a) of the angle (12) constituting the fixture 10, the rest of the clasp (51) is hooked to the hook groove (22a) of the angle (22) constituting the female fastener (20), and Likewise, when the clasp 51 is applied to the hook grooves 12a and 22a of the angles 12 and 22, respectively, the spring 52 is fixed to the clasp 51 in a tensioned state.

6A and 6B are views for explaining the operation of the underground distribution line fixing mechanism capable of verifying immersion according to the present invention.

If the need to urgently cut off the flow of electricity in the state that the underground power distribution line (L) is electrically connected, first, the female fastener 20 is rotated around the male fastener 10 to control the intermittent screw 40 To be separated from the second receiving groove (25a-3).

As described above, when the intermittent screw 40 is deviated from the second receiving groove 25a-3, the operator can move the female fixing member 20 so that the intermittent screw 40 can be moved along the horizontal guide groove 25a-1. Pulling in the longitudinal direction, the underground power distribution line (L) fixed to the female fixture 20 is moved together with the female fixture 20 and is separated from the connection port 30, thereby electrically connecting the underground power distribution line L The state is released naturally.

And when the intermittent screw 40 is located in the first receiving groove 25a-2, the operator rotates the female fastener 20 around the male fastener 10 so that the intermittent screw 40 is the first receiving groove ( 25a-2), where the spring 52 of the tension mechanism 50 is stretched.

When the intermittent screw 40 is drawn into the first receiving groove 25a-2 as described above, even if the restoring force of the spring 52 acts on the male fastener 10 and the female fastener 20, the intermittent screw 40 is the first Since it is hung in the receiving groove (25a-2), the movement of the female clamp (20) is limited.

On the other hand, when the urgent situation is over, the reverse distribution of the method, the underground power distribution line (L) fixed to the female fastener 20 and the underground power distribution line (L) fixed to the male fastener 10, the connection port 30 It is to be electrically connected as a medium.

On the other hand, by proceeding in the reverse order of the method, by the restoring force of the spring 52, which was stretched, the female fastener 20 is fitted and coupled to the male fastener 10 without applying a separate force.

On the other hand, when explaining the process of checking the immersion, when the infiltrated water flows through the immersion hole 63, the infiltrated water electrically connects the lamp 64 and the extension line 65 installed on the conductive line 62 to each other. As a medium, electricity is generated between the lamp 64 and the extension line 65, and accordingly, the lamp 64 is turned on to emit light to the outside, and the facility manager knows that the current leak is proceeding through the light. Intuitively, the repair work can be done quickly.

According to this embodiment, the underground power distribution line (L) can be easily fixed, so the installation work is convenient, and the underground power distribution line (L) is prevented from deviating, thereby improving the stability of the electrical connection. It is possible to release the state, which is advantageous for emergency situations. In particular, it is possible to promptly detect the inflow of infiltrated water and inform the surroundings to quickly carry out repair work.

Although the present invention has been described in detail only with respect to the specific embodiments described, it is obvious to those skilled in the art that various modifications and modifications can be made within the technical scope of the present invention, and it is natural that such modifications and modifications belong to the appended claims.

10: male fastener 20: female fastener 11,21: body
12,22: angle 12a, 22a: hook groove 13,23: band
13a, 23a: Fastening part 14,24: Tightening screw 15,25: Arc plate
15a: fastening hole 15b: engaging hole 25a: guide groove
30: connection port 31: insulator 31a: engaging projection
32: conductive rod 40: intermittent screw 50: tension mechanism
51: latch 52: spring 60: immersion detection means
61: base plate 61a: lower plate 61b: upper plate
62: conductive line 63: flooding hole 64: lamp
65: extension

Claims (1)

From the end of the body portion 11 and the angle 12 having a tubular body portion 11 into which the underground power distribution line L is introduced, and a hook groove 12a integrally formed on the outer circumferential surface of the body portion 11 A band portion 13 having an extended portion surrounding the outer circumferential surface of the underground power distribution line L and having a fastening portion 13a extending downwardly, and a tightening screw 14 fastened to the fastening portion 13a to tighten the band portion 13 and , A male fastener 10 extending side by side from the other end of the body portion 11, consisting of an arc plate 15 integrally formed with a fastening hole 15a and a bonding hole 15b on an outer circumferential surface;
From the end of the body portion 21 and the angle 22 having a tubular body portion 21 into which the underground power distribution line L is introduced, and a hook groove 22a integrally formed on the outer circumferential surface of the body portion 21 A band portion 23 having a fastening portion 23a extending at both ends downwardly extending the outer circumferential surface of the underground power distribution line L, and a tightening screw 24 fastened to the fastening portion 23a to tighten the band portion 23 and , A guide groove (25a) extending side by side from the other end of the body portion 11 is in contact with the outer circumferential surface on the arc plate 15 of the male fastener 10, and the guide groove 25a communicating with the fastening hole 15a on the outer circumferential surface Female fixed fixture 20 composed of an arc plate 25 formed of;
An insulator having an engaging projection (31a) that is removably fitted into the coupling hole (15b) on the outer circumferential surface, is introduced between the arc plates (15) of the male fastener (10), and the underground distribution line (L) is introduced through both ends inward ( 31), a connection port 30 composed of a conductive rod 32 electrically connected to the underground power distribution line (L) drawn inward through both ends when wrapped by an insulator 31;
An intermittent screw 40 that penetrates through the guide groove 25a and is detachably fastened to the fastening hole 15a to limit the separation between the male fastener 10 and the female fastener 20;
A tension mechanism (50) composed of a clasp (51) detachably fitted in the hook grooves (12a, 22a) of the angles (12, 22) and a spring (52) for pulling the clasp (51);
The transparent and flexible base plate 61 formed integrally by laminating the upper plate 61b on the lower plate 61a attached to the outer circumferential surface of the insulator 31 so as to be disposed between the arc plates 15 of the male fastener 10 ), A pair of conductive wires 62 and a pair of conductive wires 62 that are interposed between the lower plate 61a and the upper plate 61b and are spaced apart from each other and supplied with power from the outside. A plurality of immersion holes 63 formed in the upper plate 61b to be exposed to the outside, a lamp 64 to which one end is connected to one of the pair of conductive lines 62, and the remaining conductive line 62 And one end is connected and the other end is composed of an extension line 65 spaced apart from the other end of the lamp 64, the lamp 64 and the extension line 65 is electrically connected by the infiltration water introduced through the immersion hole 63 Includes; immersion detection means 60 to notify the flooding by emitting light to the outside;
The guide groove (25a), the horizontal guide groove (25a-1) formed along the longitudinal direction of the arc plate 25 so that the intermittent screw 50 can be moved, and the circumference from one end of the horizontal guide groove (25a) The second receiving groove 25a-3 in which the intermittent screw 50 is removably accommodated to be formed in the direction to maintain the energized state, and the other end of the horizontal guide groove 25a are formed in the circumferential direction to maintain the non-energized state. The intermittent screw 50 is composed of a first receiving groove (25a-2) that is removably accommodated as possible.

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