KR101155557B1 - Insulation division device that abrasion resistance insulating material that is improved - Google Patents

Abstract

The present invention relates to an insulation dividing apparatus employing an insulating material with improved wear resistance, and applied to the Teflon material having excellent electrical insulation and sliding properties by applying a glass fiber to an insulating material having improved abrasion resistance. Minimization of wear and contamination caused by the invention, it is possible to reuse by turning in a circular direction, and the insulation separation device employing an insulating material having improved wear resistance with a structure that connects the insulating material with the maximum life.
The insulation dividing apparatus employing the insulating material improved wear resistance of the present invention for this purpose, and the Teflon insulating material filled with glass fiber; A connecting bracket including left and right side connecting brackets and a central connecting bracket configured to assemble a plurality of the insulating materials, and having a skid and a horizontal adjusting device hanger attached to both sides for stable guidance of the pantograph; A bracket for assembling a plurality of insulating materials on the other side of the connecting bracket; A chariot wire connection bracket which can be connected to a chariot line of a chariot line to one side of the monometallic outlet; It consists of a structure.

Description

Insulation division device that abrasion resistance insulating material that is improved}

The present invention relates to an insulation dividing apparatus employing an insulating material having improved wear resistance, and more particularly, to an insulating material having improved wear resistance by filling glass fibers with Teflon material having excellent electrical insulating properties and sliding properties. The present invention relates to an insulation dividing device employing an insulating material having a structure that connects the insulating material and the insulating material having a long life by minimizing wear and contamination by the pantograph and enabling reuse by rotating in the circular direction.

In Korea, electric railways for 60Hz, 25kV alternating current and 1,500V DC electric current are being constructed and operated. In such electric railways, the tracks including electric tram lines for supplying electric vehicles are called electric tram lines. Used.

The ideal insulation separator is installed in the tram line to which the power of different phase of AC electric railway is applied, and in the connection point of the DC section and the AC section to electrically insulate the tram line and pass the electric current collector (pantograph) without impact. It is a device used to mechanically connect the tank lines so that the structural features can be seen. As shown in Fig. 1, the insulating material is continuously connected using the connection brackets, and both ends are connected to the tank lines. Hanger ear is connected to the hook provided in the upper part of the bracket and is installed in the form of hanging on the barbed wire.

This ideal insulation separator is a product that is installed in connection with the electric cable line. Since the insulation material is heavier per unit length than the electric cable line and the structure of the insulating material is continuously connected and assembled, the insulating material connection part acts as a starting point when passing through the pantograph of the electric vehicle and receives an impact. The reality is that it has weak characteristics.

The ideal insulation separator currently used is a product in which an insulating material is impregnated with a thermosetting silicone resin on a glass fiber fabric and laminated in multiple layers, and conductive carbon is contaminated between the glass fiber fabrics by sliding of a pantograph collector plate made of carbon material. The leakage current flows due to the voltage difference between the two ends of the ideal insulation separator, which causes flashover.

An object of the present invention for solving the problems according to the prior art, by applying a tube-shaped insulating material to improve the wear resistance by filling the glass fiber with excellent sliding characteristics, insulation classification of existing glass fiber reinforced plastic (FRP) It has a longer lifespan than the device, and inserts FRP core with excellent mechanical and insulating properties inside the tube, and then connects and assembles the connecting brackets at both ends sequentially. It is characterized by having a catenary connection bracket that connects the insulator to the catenary. The insulator is circular, and one side is worn out and the wear is improved. In providing a device.

In addition, by applying a tube-shaped Teflon insulating material that has improved wear resistance by filling glass fibers, carbon (graphite) current collectors can be minimized by the carbon (graphite) current collector buried in the insulating material, and the insulating property decreases. According to the present invention, it is possible to minimize wave abrasion due to the squeezing force of the current collector plate, and to provide an insulation dividing device employing an insulating material having improved wear resistance so that the insulating material can be continuously connected and used according to the purpose of use. have.

Furthermore, the present invention provides an insulation dividing device employing an insulating material having improved wear resistance to arcing horns by attaching an arcing horn to the insulating material connecting bracket and the catenary wire connecting bracket.

In order to solve the above technical problem, an insulation dividing apparatus employing an insulating material having improved wear resistance of the present invention comprises: an insulating material made of Teflon filled with glass fibers; A connecting bracket including left and right side connecting brackets and a central connecting bracket configured to assemble a plurality of the insulating materials, and having a skid and a horizontal adjusting device hanger attached to both sides for stable guidance of the pantograph; A bracket for assembling a plurality of insulating materials on the other side of the connecting bracket; A chariot wire connection bracket which can be connected to a chariot line of a chariot line to one side of the monometallic outlet; Characterized in that consisting of.

Preferably, a rod-shaped glass fiber reinforced plastic (FRP) core is inserted into a Teflon (PTFE) insulating material tube filled with at least 15% of the glass fiber powder, and a sealing O-ring is applied to both ends of the Teflon tube. It is characterized by the insulating material which consists of a process of crimping | bonding with a fixing tool.

Preferably, one end of the insulating material is characterized in that it is possible to use n times by rotating by about 1 / n in a circular direction when a certain thickness is worn.

Preferably, the insulating material is a pair.

Preferably, it is characterized in that the arcing horn for arc extinction due to the voltage difference on the skid attached to both sides of the connecting bracket and the metal fittings are attached to the metal fittings side.

Preferably, the insulating material is reduced to a predetermined length to adopt only a single bracket and a catenary wire connecting bracket.

The present invention as described above, by applying an insulating material made of glass fiber filled Teflon to minimize the wear caused by the pantograph compared to the conventional insulation separator device to maximize the service life by allowing it to be rotated when some of the insulating material is worn. By minimizing the contamination by the carbon collector plate of the has the effect of preventing flashover accidents.

1 is a view showing an insulating material of the insulating dividing apparatus employing an insulating material with improved wear resistance according to the present invention.
Figure 2 is an exploded perspective view of an insulating dividing apparatus employing an insulating material with improved wear resistance according to the present invention.
Figure 3 is an exploded perspective view of the connection bracket of the insulating dividing apparatus employing an insulating material with improved wear resistance according to the present invention.
Figure 4 is an exploded perspective view of the metal fittings and the chariot wire connecting bracket of the insulating separator using an insulating material with improved wear resistance according to the present invention.
Figure 5 is a view showing the assembly of the horizontal adjusting device hanger of the insulating dividing apparatus employing an insulating material with improved wear resistance according to the present invention.
Figure 6 is a view showing a connecting bracket assembled with a horizontal adjusting device hanger of the insulating separator using an insulating material with improved wear resistance according to the present invention.
Figure 7 is a view showing a fastener assembled with a horizontal adjusting device of the insulating separator adopting an insulating material with improved wear resistance according to the present invention the assembled bracket and the catenary wire connection bracket.
8 is an exploded perspective view of a catenary wire connecting bracket of an insulating dividing apparatus employing an insulating material having improved wear resistance according to the present invention.
9 is a view showing an insulating material wear tester of the insulating dividing apparatus employing an insulating material with improved wear resistance according to the present invention.

The present invention for achieving the above object,

Teflon insulating material filled with glass fibers;

A connection bracket comprising left and right side connecting brackets and a central connecting bracket configured to assemble a plurality of the insulating materials in two rows, and having a skid and a horizontal adjusting device hanger attached to both sides for stable induction of the pantograph;

A bracket for assembling a plurality of insulating materials on the other side of the connecting bracket;

A chariot wire connection bracket which can be connected to a chariot line of a chariot line to one side of the monometallic outlet; It was achieved by providing an insulation dividing apparatus employing an insulating material with improved wear resistance characterized in that the configuration.

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

Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in the specification and the drawings shown in the drawings are only one of the most preferred embodiments of the present invention, and do not represent all of the technical idea of the present invention, they can be replaced at the time of the present application It should be understood that there may be various equivalents and variations.

1 is a view showing the insulating material of the insulating dividing apparatus employing an insulating material with improved wear resistance according to the present invention, Figure 2 is an exploded perspective view of the insulating dividing apparatus employing an insulating material with improved wear resistance according to the present invention.

As shown in the drawing, the insulation separator using the insulation material having improved wear resistance according to the present invention is applied to the Teflon material having excellent electrical insulation and sliding characteristics by applying glass fiber to the insulation material 100 having improved wear resistance and having a cross-sectional shape. By minimizing the wear and contamination by the pantograph, it is possible to reuse by rotating in the circular direction.

Such an insulation dividing apparatus employing the insulating material with improved wear resistance uses a Teflon insulating material 100 filled with glass fibers.

The insulating material 100 is produced by extruding a tubular insulating material which is filled with 15% or more of glass fiber powder in PTFE and improves abrasion resistance, and expands the inner diameter by applying heat to the insulating material tube to extend the inner diameter of the rod-shaped long glass. Insert the core 104 made of fiber-reinforced plastic (FRP) by applying insulating silicone grease and process the sealing O-ring 106 grooves at both ends of the Teflon tube 102 inserted into the assembly crimping portion with the fixing bracket 108. After the preparation, and then inserted into the processed fixing bracket 108 and by pressing the outside of the fixing bracket 108 by a compression method to manufacture an insulating material.

The insulating material 100 has a predetermined length and the fixing bracket 108 is assembled at both ends.

At this time, if one end of the insulating material 100 wears a predetermined thickness it can be used n times by rotating about 1 / n in the circular direction.

That is, the insulating material 100 is to be used five times by rotating by 1/5 when one part is worn to extend the wear life.

In addition, a coupling bracket 200 capable of connecting and assembling the insulating material 100 in a pair is provided.

As shown in FIG. 3, the insulating material 100 includes left and right side connection brackets 202 and a central connection bracket 204, which can be assembled in pairs, and on both sides of the pantograph. A connecting bracket 200 which is joined to the skid 206 for stable induction is attached to the hanger 600 with the leveling device.

Then, the one side of the single bracket 300 for assembling a plurality of insulating materials 100 on the other side of the connecting bracket 200 is assembled to the chariot wire connecting bracket 400 that can be connected to the chariot line 500 of the tramway.

In this case, as shown in FIGS. 5 and 6, the connecting bracket 200 may be attached with a horizontal adjusting hanger 600 that can adjust horizontality when suspended from a concave line.

In this way, the insulating separator using an insulating material with improved wear resistance is largely divided into the insulating material 100 which is the main element of the insulating separator, the connecting bracket 200 for continuously connecting the insulating material, and the metal fitting 300 of the insulating separator. And, it has a component of the catenary connection bracket 400 for connecting the insulation separator device with the catenary wire 500.

The connecting brackets 200 for connecting and assembling the insulating material 100 in pairs have left and right side connecting brackets 202 and a center for fixing the fixing brackets 108 of the insulating material as shown in FIG. 3. Consists of a connecting bracket 204, the left and right side connecting bracket 202 can be attached to the skid 206 to allow the pantograph to smoothly pass through the insulator connecting portion and the left and right side connecting bracket 202 The hanger set 600 is used to assemble a horizontal adjustment hanger set to be used to hang the insulation separating device on the barbed wire, the left and right side connection bracket 202 and the central connection bracket 204, the skid 206 is The bolt 100 is assembled with the insulating material 100, the flat washer 212, the spring washer 214, and the nut 216.

The connecting bracket 200 has a fixed bracket 108 of a pair of insulating materials 100 entering in both directions about the central connecting bracket 204 at the center thereof is inserted symmetrically in the longitudinal direction, respectively, the central connecting bracket ( Side connection brackets 202 are attached to one side of 204 to fix the insulating material 100.

In addition, the skid 206 is attached to both sides of the side connecting bracket 202 attached to the center connecting bracket 204 and the flat washer 212 and the spring washer 214 together with the outside of the skid 206. Assembled with bolts 218 and nuts 216 to secure.

The other side of the insulating material 100 assembled with such a connection bracket 200, the chariot line connection bracket 400 that can be connected to the chariot line 500 of the tram line to the end bracket 300 to form an assembly in the form of a connection bracket 200. Is assembled with the bracket 300.

As shown in FIG. 4, the bracket 300 has left and right connection bars 304 and left and right connection bars designed to be connected and assembled with the spacer 302 and the catenary connection bracket 400 in the center portion (see FIG. 4). 304) the pantograph attaches a skid 206 to allow the pantograph to smoothly pass through the connecting portion of the insulating material 100, and the connecting bar 304 on the left and right sides is configured to assemble a set of horizontal adjustment hangers 600. The bolt 218, the flat washer 212, the spring washer 214, and the nut 216 are assembled.

Here, the left and right connecting bar 304 of the bracket 300 has a hole 305 to be assembled with the chariot line connecting bracket 400, bolt 218, flat washer 212, spring washer 214 , The nut 216 is assembled.

As shown in FIG. 8, the catenary cable clamp 402 clamps a portion of the fixed groove 502 of the catenary 500 and the upper clamp 404 also assists the catenary 500. ) Is pressed to the clamp bolt 406 to ensure the tank line 500 is secured.

In addition, the hanger 300 is attached to the horizontal adjustment hanger 600 that can be adjusted to the horizontal when the suspension is installed on the line with the arcing horn 320 that can extinguish the arc as shown in Figures 5 and 7 Can be.

As described above, the insulation separator using the insulating material having improved wear resistance of the present invention showed excellent results in wear resistance in the test of the wear tester as shown in FIG. 9.

Reciprocating Wear Test Conditions
Test load
Test speed

Round trip distance
Examination
10 kg
300 rpm

100 mm
2,000,000

Dimensional change after testing for reciprocating wear test by insulation material


NO



Insulation Material
Insulation Dimension Change (mm)

Current plate size change (mm)
Before the test
After the test
Change
Before the test

After the test
Change
One
Existing Insulation Material
35.49
34.98
-0.51

9.91
9.28

-0.63
2 The
Insulation

24.10
23.80
-0.30
10.00

9.60
-0.40

Reciprocating Abrasion Test Weight Change After Insulation Test


NO



Insulation Material
Insulation weight change (g)

Current plate weight change (g)
Before the test
After the test
Change
Before the test

After the test
Change
One
Existing Insulation Material
194.85
193.96
-0.89

84.25
82.46

-1.79
2 The
Insulation

98.77
98.59
-0.18
85.85

85.49
-0.36

As can be seen from the above, the Teflon insulating material 100 of the present invention showed a result of 2 million reciprocating tests under the same wear test conditions as the conventional FRP insulating material, 41.1% less wear than conventional products, Since the present invention can be used by turning five times in the circular direction as shown in the figure below, it has been proved to have a lifespan of more than 200% compared to the conventional products.

In this way, the Teflon with excellent sliding characteristics is filled with glass fiber, and the tube-shaped insulating material which improves the wear resistance is applied to give a longer lifespan than the existing glass fiber reinforced plastic (FRP) insulation separator. After inserting the FRP core with excellent insulation properties, and then fastening and mounting the fasteners 108 on both ends, the structure can be connected in sequence, and the insulating material assembly connecting portion both ends of the connection of the insulating material 100 and the tank line 500. It is provided with a catenary connection bracket 400.

In addition, by applying a tube-shaped Teflon insulating material that has improved wear resistance by filling glass fibers, carbon (graphite) current collectors can be minimized by the carbon (graphite) current collector buried in the insulating material, and the insulating property decreases. By reducing the wave due to the pressing force of the current collector plate can minimize the waveform wear phenomenon and the like can be used by continuously connecting the insulating material 100 according to the purpose of use.

In addition, by reducing the insulating material 100 to a predetermined length, it is possible to employ a single bracket and a chariot wire connecting bracket without using the connecting bracket 200.

Furthermore, the arcing horn 320 may be attached to both sides of the metal fitting 300 so as to extinguish an arc according to the voltage difference between both ends of the insulating material 100, the connecting metal fitting 200, and the catenary wire connecting fitting 400.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. Various modifications and variations are possible within the scope of the appended claims.

100: insulating material 102: Teflon tube
104: Glass fiber reinforced plastic core 106: O-ring
108: fixed bracket 200: connecting bracket
202: side connection bracket 204: center connection bracket
206: skid 212: flat washer
214: spring washer 216: nut
218: Bolt 300: single bracket
302: spacer 304: connecting bar
305: Hall 320: arcing horn
400: tank line connection bracket 402: tank line clamp
404: upper clamp 406: clamp bolt
500: tram line 502: fixed groove
600: Hanger with leveling device

Claims (9)

An insulation material into which a rod-shaped glass fiber reinforced plastic (FRP) core is inserted into a Teflon (PTFE) insulating material tube filled with at least 15% of glass fiber powder;
A connecting bracket including left and right side connecting brackets and a central connecting bracket configured to assemble a plurality of the insulating materials, and having a skid and a horizontal adjusting device hanger attached to both sides for stable guidance of the pantograph;
A bracket for assembling a plurality of insulating materials on the other side of the connecting bracket;
A chariot wire connection bracket which can be connected to a chariot line of a chariot line to one side of the monometallic outlet; Insulation dividing apparatus employing an insulating material with improved wear resistance, characterized in that consisting of.
The method of claim 1,
And an insulating material having improved abrasion resistance, characterized by an insulating material formed by applying a sealing O-ring to both ends of the Teflon insulating material tube and pressing it with a fixing tool.
The method of claim 1,
When the one end of the insulating material is worn a certain thickness rotates by 1 / n in a circular direction to use n times, characterized in that the insulating material with improved wear resistance characterized in that the use.
The method of claim 1,
An insulating dividing apparatus employing an insulating material having improved wear resistance, characterized in that the insulating material in a pair.
The method of claim 1,
The connecting bracket,
Fixing brackets of a pair of insulating materials entering in both directions centering on the central connecting bracket in the center are inserted symmetrically in the longitudinal direction, respectively, and the side connecting brackets are attached to one side of the central connecting bracket to fix the insulating materials. Insulation separator with improved wear resistance, characterized in that it is assembled by bolts, flat washers, spring washers, nuts, including the insulating material by the right side connecting bracket, the central connecting bracket, the skid.
The method of claim 1,
The said fastener,
Left and right connecting bars designed to be assembled with spacers and tank line connecting brackets at the center, and a skid that allows the pantograph to smoothly pass the insulating material to the side of the connecting bar, and a horizontal adjusting hanger set on the connecting bars at the left and right sides. It is composed of a structure that is assembled to the bolts, flat washers, spring washers, nut insulation insulating device adopting the improved wear resistance, characterized in that the assembly.
The method of claim 1,
The catenary connection bracket,
The left and right catenary clamps clamp the fixing grooves of the catenary and the upper clamps also assist the catenary by pressing the catenary lines with clamp bolts to fix the catenary.
The method of claim 1,
And an arcing horn for attaching arcs due to voltage differences to the skids attached to both side surfaces of the connecting brackets and the single metal fittings on the single metal fitting side.
The method of claim 1,
The insulating dividing apparatus employing an insulating material with improved wear resistance, characterized in that the insulating material is reduced to a certain length to adopt only the metal bracket and the chariot wire connecting bracket.

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