KR100354485B1 - Distributing duct having external connection grooves - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to wiring ducts used for wiring and extension of wiring devices such as electric wires, computer printer cables, data cables, telephone lines, or speaker wires. More specifically, wiring ducts are formed by forming connection grooves outside the wiring ducts. The present invention relates to a wiring duct in which an external connection groove is formed, which facilitates the interconnection and facilitates the use of an internal cross-sectional area by providing a connection groove outside the wiring duct so that the inner side is free of irregularities.

To this end, the present invention provides two side walls 11 and 12 formed in the longitudinal direction to install a plurality of wiring devices, a bottom surface 13 connecting the side walls 11 and 12 to each other, and the side wall 11. External connection grooves 14 formed on the outside of the 12 and the connection rod 20 to be inserted from the outside as the fixing screw 21 to allow the main body to be used next to each other, and to fix the cover of a predetermined shape A duct body (10) having cover fixing grooves (15) and (16) formed on the open end side of the side walls (11, 12), respectively; And a cover fixing means for fixing the cover to the cover fixing grooves 15 and 16 at the open end side of the duct body 10. Is formed in a shape and fixed to the duct body 10 as a rubber frame 40 or a screw 41 or It was formed in a shape so as to be fixed to the duct body 10 as a c-shaped cover fixture (140). Therefore, the wiring duct according to the present invention not only facilitates the connection work when the wiring ducts are interconnected to each other by forming the connection grooves on the outside thereof, but also forms the connection grooves on the outside of the wiring ducts to sufficiently satisfy the internal cross-sectional area of the wiring ducts. It was made available.

Description

Distribution duct having external connection grooves

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to wiring ducts used for the expansion of wirings such as electric wires, computer printer cables, data cables, telephone lines or speaker wires and wiring mechanisms. More particularly, wiring ducts are formed by forming connection grooves outside the wiring ducts. When the interconnection is used, the connection work is not only easy, but also relates to a wiring duct formed with an external connection groove to form a connection groove on the outside of the wiring duct to fully utilize the internal cross-sectional area of the wiring duct.

In case of division by department in an office, etc., if you want to wire the wire to supply office equipment such as computer, printer, telephone or copier, data cable of computer, or to divert wire from ceiling In order to protect cables and wires from the outside, and to protect the aesthetics, wire protectors are used. These wire protectors are usually fixed on the floor or wall by attaching double-sided tape to the bottom of the main body, Will be protected.

Thus, such wire sheaths may accommodate multiple strands of wire, computer cables or telephone lines, but may not be fitted with electrical outlets, telephone outlets or telephone outlets that allow the telephone to be plugged in. FM outlets, etc. cannot be installed inside. In other words, these wire sheaths cannot be installed in the above-described outlets because of their small size (width and depth), and only the wires or cables except these outlets are protected, so these outlets are exposed to the outside and are not fixed. Later, these outlets had a problem of dizzying positions.

In order to solve this problem, a wiring duct similar to that of FIG. 1 is currently used. The wiring duct is used in offices such as electric cables, electrical outlets, printer cables of computers, data cables, communication cables, or speaker wires. The cover can be fastened to the duct body during installation and disassembly, and the wiring can be easily expanded by removing the cover from the duct body when the cable is withdrawn after installation of the wiring duct. Although separate wiring is possible according to the type of wires stored therein, the conventional wiring duct is outlined.

1 shows a cross-sectional view of a conventional wiring duct. The conventional wiring duct main body 1 is extruded and injected to have a predetermined length and cut and used if necessary. Therefore, the user cuts and uses the main body 1 to a desired length, but if necessary, the main body 1 may be continuously used as described later.

As shown in FIG. 1, a partition wall 2 is formed inside the main body 1 of the wiring duct, and a coupling protrusion 4a is inserted and coupled to attach and detach the cover 4 near the upper portion of the side wall 3. Grooves in which both ends of the wiring mechanism fixing plate 7, in which the wiring mechanism 6 (see Fig. 2) is fixed, are inserted between the upper portion of the side wall 3 and the coupling portion 5. (3a) is formed.

On the other hand, a plurality of support jaws 2a for supporting the wiring mechanism fixing plate 7 are formed in the lower portion of the wiring duct main body 1, and the wiring duct main bodies 1 are to be installed next to each other (connected). For this purpose, an internal connecting groove 2b for inserting the connecting rod 8 (see Fig. 2) is formed between each supporting jaw 2a. Therefore, when the wiring duct main body 1 is to be used in succession depending on the installation location or if necessary, the connecting rod 8 is inserted into the internal connection groove 2b, and then tightened with a screw 9 to connect each wiring duct main body 1 ) Are firmly connected to each other.

However, in the conventional wiring duct as described above, there is a problem in that a space that can fully utilize the internal cross-sectional area is not only inconvenient because the fitting groove is inconvenient, but also requires a lot of work time.

Therefore, the present invention is to solve the above problems, the main object of the present invention is to form a connection groove on the outside of the wiring duct to facilitate the connection work when interconnecting the wiring duct, as well as the wiring duct The present invention provides a wiring duct in which an external connection groove is formed so as to sufficiently utilize an internal cross-sectional area of the wiring duct by forming a connection groove in the outside.

1 is a cross-sectional view of a wiring duct according to the prior art;

2 is a cross-sectional view of the wiring mechanism fixed to the wiring duct shown in FIG. 1;

3 is an exploded perspective view of a wiring duct according to the first embodiment of the present invention in which a connection groove is formed on the outside and there are no partition walls therein, and adopts a method of fixing a cover with a rubber frame.

4 is an assembled cross-sectional view of the wiring duct shown in FIG. 3;

5 is an exploded perspective view of a wiring duct according to a second embodiment of the present invention in which a connection groove is formed on the outside and there are no partition walls therein and adopts a method of fixing a cover by a screw;

6 is an assembled cross-sectional view of the wiring duct shown in FIG. 5;

Figure 7 is an exploded cross-sectional view showing a third embodiment of the present invention in which a plurality of grooves are formed so that the connection groove is formed on the outside and the partition wall is variably installed inside the duct body.

8 is a cross-sectional view of a duct body showing a state in which partitions of different shapes are installed in grooves and the wiring mechanism fixing plates shown in dotted lines are fixed to the partition walls;

9 is an exploded perspective view of a wiring duct according to a fourth embodiment of the present invention, in which a connection groove is formed on the outside and there are no partition walls therein, and adopts a method of fixing a cover with a c-shaped fixture;

FIG. 10 is an assembled sectional view of the wiring duct shown in FIG. 9;

11 is an exploded cross-sectional view of a double-sided open wiring duct according to a fifth embodiment of the present invention in which a cover is coupled to both sides and a square plate is formed therein to fix an electric appliance, etc .;

12 is a sectional view of a wiring duct body according to a sixth embodiment showing another modification of the wiring duct shown in FIG.

FIG. 13 is a cross-sectional view of a wiring duct according to a seventh embodiment in which a cover having a different shape is coupled to the wiring duct body shown in FIG. 12;

14 is a perspective view of a wiring duct showing a state in which a cover is fixed with screws and a rubber frame on both sides of the wiring duct body shown in FIG. 11;

15 is a perspective view of a wiring duct according to an eighth embodiment of the present invention for fixing a cover by using a c-shaped fixture;

FIG. 16 is an exploded cross-sectional view showing a state in which a fluorescent ballast is mounted as an electric apparatus on the duct body shown in FIG. 15;

17 is an exploded cross-sectional view showing a state in which the wiring duct shown in FIG. 11 is applied to a fluorescent lamp;

18A and 18B are cross-sectional views showing a state in which the fluorescent lamp shown in Fig. 17 is suspended from the ceiling, and a perspective view of the hanger support for use thereof, respectively;

19A and 19B are cross-sectional views showing a state in which the fluorescent lamp shown in Fig. 17 is attached to a ceiling or a wall, and a perspective view of the fasteners used therein, respectively.

Explanation of symbols for the main parts of the drawings

10: one side open wiring duct body 11, 12: side wall

13: Duct body bottom 14: Connecting groove

15,16: cover fixing groove 20: connecting rod

21,41,51: Screw 30,130: Cover

50: removable plate 52: U-shaped groove

60: wiring fixture fixing plate 113: groove for inserting diaphragm

140: c-shaped fixture 200,300: open wiring duct main body on both sides

213: square plate

Wiring duct according to the present invention for achieving the above object is a wire, a printer cable of a computer, a data cable, a telephone line or speaker line, an electrical outlet, a telephone outlet, a TV / FM outlet, etc. are housed inside to protect them from the outside. In the wiring duct, two sidewalls formed in the longitudinal direction to install a plurality of wiring mechanisms, a bottom surface connecting the sidewalls, and formed on the outside of the sidewall are respectively inserted into and fixed by a connecting rod externally with screws. An external connection groove for allowing the main body to be used next to each other, and a duct main body each having a cover fixing groove for fixing a cover of a predetermined shape on the open end side of the side wall; And a cover fixing means configured to fix the cover to the cover fixing groove at the open end side of the duct body.

According to the invention, the cover is Formed into a shape or It may be formed in a shape, the cover fixing means It may be a rubber tape or a screw for inserting and fixing the cover of the shape into the cover fixing groove, It is desirable to be able to fix the mold cover to the duct body with a c-shaped cover fixture.

Meanwhile, according to the present invention, a groove may be formed on the bottom surface of the duct body to fix and detach a plurality of wires stored in the duct body by fixing a plurality of removable partition walls with screws. A U-shaped gutter groove for stably fixing the wiring instrument fixing plate for fixing the instrument may be formed.

Of course, the cover used in the present invention may be made of metal or plastic such as aluminum.

According to another embodiment of the present invention, an electric wire, a printer cable of a computer, a data cable, a telephone line or a speaker line, an electrical outlet, a telephone outlet, a TV / FM outlet, and the like are housed inside to protect them from the outside. It is provided with two side walls formed in the longitudinal direction to install a plurality of wiring devices, and the square plate to form a partition wall at the same time forming a space for mutually connecting the side wall and receiving the electrical equipment, and External connection grooves are formed on the outside to insert the connecting rod from the outside as a screw to allow the main body to follow each other; And a duct body having cover fixing grooves for fixing a cover having a predetermined shape, respectively formed at the first and second ends of the side wall. And a cover fixing means for fixing the cover to the cover fixing groove at the first and second ends of the duct body.

In such a double-sided open wiring duct, as described above, the cover is The cover formed in the shape may be fixed to the first and second ends, respectively, in this case, the cover fixing means may be a rubber frame or screw inserted into the cover fixing grooves respectively positioned in the first and second ends of the duct body. have.

On the other hand, the rubber frame is inserted and fixed to the first end of the duct body, the screw may be inserted into the second end of the duct body, of course.

In addition, the cover is The cover formed in the shape may be fixed to either end of the first and second ends by a c-shaped cover fastener.

Double-sided open wiring duct according to the present invention configured as described above can be used to install a fluorescent lamp while at the same time the wires, switches or various electrical appliances are housed therein to protect them from the outside, which can install a plurality of wiring apparatus Two sidewalls formed in the longitudinal direction so that the sidewalls connect with each other to form a space for accommodating a ballast of a fluorescent lamp, and at the same time, a partition plate is formed on the outside of the sidewall. An external connection groove which is inserted and fixed so that the main body can be used next to each other; And a duct body having a cover fixing groove for supporting a cover of a predetermined shape formed at the first end of the side wall, and having an inner wall plate fixed to the second end by a screw. It is composed of a cover fixing means for fixing the cover to the cover fixing groove at the first end of the duct body.

In this case, it is preferable that the open wiring duct is fixed to the ceiling using a hanger bracket screwed to the connection groove of the duct body, or fixed to the ceiling or wall using a surface attachment bracket.

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

Figure 3 shows an exploded perspective view of the one-side open wiring duct according to the first embodiment of the present invention, which has a connection groove is formed on the outside, there is no partition inside and adopts a method of fixing the cover with a rubber frame 4 shows an assembled cross-sectional view of the wiring duct shown in FIG.

As shown in Figure 3, the one side of the open wiring duct of the present invention is a wire, a printer cable of a computer, a data cable, a telephone line or a speaker wire is stored, the outside of the wiring duct electrical outlets, telephone outlets, TV / FM outlets can be fixed.

The duct body 10 of the wiring duct according to the first embodiment of the present invention includes two side walls 11 and 12 formed in the longitudinal direction so that a plurality of wiring mechanisms can be installed, and the side walls 11 and 12 are formed. The bottom surface 13 and the side walls 11 and 12 which are connected to each other are formed respectively, and at least one connection rod 20 can be inserted into and fixed from the outside as a screw 21 so that the main body 10 can be successively written to each other. Since the external connection groove 14 is integrally injected so that the duct body 10 used in the present invention is preferably injected into aluminum, in particular, the cover 30 is made of a material or color with the duct body 10. As may be different, it may be made of aluminum or plastic of various colors.

In addition, the open end side of the side walls 11 and 12 of the duct body 10 Cover fixing grooves 15 and 16 which can fix the cover 30 of the shape is formed. By the way, it is preferable that the cover 30 can be fixed to the cover fixing grooves 15 and 16 at the open end side of the duct body 10 by using a rubber frame 40 having a predetermined length.

Although only one wiring device D is fixed in FIG. 3, the present invention is not limited thereto, and various electrical appliances (eg, 220V outlets, 110V outlets, and speakers) may cover the cover fixing grooves of the duct body 10. Of course, the screws 15 are fixed to the screws 16 and 16, respectively. Therefore, in the duct body 10 according to the present invention, various electric wires, cables, electrical / telephone outlets, and the like are built in, and the cover 30 is provided so that the outlet can be attached to, for example, the cover 30, and the cover 30 Is cut to fit the size of the electrical appliance is fixed to the cover fixing grooves (15, 16) of the duct body (10).

Meanwhile, as shown in FIG. 3, three product recognition grooves L are formed along the longitudinal direction of the outer surface of the bottom surface 13 of the duct body 13 and the outer surface of the cover 30. The grooves L are for easily identifying that the applicant is a company product when the manufacturer manufactures and sells the product. However, these grooves L are not intended to limit the technical scope of the present invention but are merely for the purpose of recognizing their own products.

In the assembled state of the one-side open wiring duct according to the first embodiment of the present invention configured as described above, first connect the wire (not shown) to the wiring mechanism (D) and then screw the wiring mechanism (D) (not shown). The wiring mechanism D is firmly fixed to the cover fixing grooves 15 and 16 at the open side end of the duct body 10 by fixing to the cover fixing grooves 15 and 16.

When the wiring mechanism D is fixed in this manner, the cover 30 is cut to a predetermined length, and then the rubber frame 40 is inserted into the cover fixing grooves 15 and 16 so as to fix the wiring mechanism D. Will be. The remaining wiring mechanism can also be fixed by working as described above.

On the other hand, if a plurality of wiring mechanisms are used in a state in which the duct body 10 is connected, and additional wiring apparatuses are needed as needed, the wiring apparatus may no longer be installed in the main body 10 of the existing wiring duct. At this time, the other duct body 10 having a predetermined length can be easily connected to the existing wiring duct body 10. That is, the connecting rod 20 is inserted into the connecting groove 14 formed on the outer sidewalls 11 and 12 of the existing duct main body 10 or the new duct main body 10 and then fixedly coupled to each other with the screw 21. do. Although the head of the screw 21 is shown in Fig. 4 to be engaged at the inlet of the connecting groove 14, this is only intended to explain the connection principle of the present invention and is not intended to limit the present invention thereby. For example, even when the head of the screw 21 enters the inlet of the connecting groove 14, the end of the screw 21 is engaged with the bottom surface of the connecting groove 14 when the screw is inserted, so that the connecting rod 20 is connected to the connecting groove ( 14 is pushed toward the entrance of the connecting rod 20 is to be firmly fixed to the connecting groove (14).

Therefore, in the related art, since the connecting groove for connecting the wiring duct is formed inside the wiring duct main body as shown in FIGS. 1 and 2, after removing the cover of the existing duct body, inserting the connecting rod into the connecting groove as a screwdriver. Fixing the screw was not easy because the fixing operation was not only easy but also took a lot of time, the present invention because the connection groove 14 is formed on the outer wall (11) 12 of the duct body 10, the existing duct body (10) There is no need to remove the cover 30 at all, simply insert the connecting rod 20 into the connecting groove 14 and fixed with a screw 21, so the connection work is very quick and simple advantages.

As described above, the wiring duct according to the first embodiment of the present invention forms the connection grooves 14 on both sides of the wiring duct main body 10 to connect and fix the connection rod 20 to the connection grooves 14 from the outside. In addition, the connection work of the duct is not only quick and simple, but also there is no conventional bulkhead to accommodate a large number of electric wires therein, and thus there is an advantage of fully utilizing the internal cross-sectional area.

5 and 6 illustrate an exploded perspective view and an assembled cross-sectional view of one side open wiring duct according to the second embodiment of the present invention. In the second embodiment, a connection groove 14 is formed on the outside and a partition wall is formed on the inside of the second embodiment. Since it is not at all and the cover 30 is the same as the first embodiment shown in Figs. 3 and 4 except for fixing with a screw 41 instead of the rubber frame 40, a detailed description thereof will be omitted.

5 and 6, when the cover 30 is fixed to the duct body 10, the side wall 11 of the duct body 10 in a state in which the cover 30 is coupled to the duct body 10 is positioned. By inserting the screw 41 into the cover fixing groove 15, 16 formed in the (12) can be coupled to the wiring mechanism and the cover 30 to the duct body (10).

7 is an exploded cross-sectional view of a wiring duct according to a third embodiment of the present invention. The third embodiment is a bottom surface 13 of the duct body 10 of the first or second embodiment. Except that a plurality of grooves 113 are formed to secure a plurality of removable partition walls 50 with screws 51 so as to separate and store the plurality of wires stored in the duct body 10. Since it is the same as the first embodiment or the second embodiment, detailed description thereof will be omitted.

As shown in FIG. 7, the groove 113 is formed on the bottom surface 13 of the duct body 10, and the neat inside of the cable is arranged by dividing an electric wire, a data cable, and a telephone line such as an outlet or a computer accommodated therein. You can maintain state.

On the other hand, Figure 8 is a cross-sectional view of the duct body showing a state in which the removable partition wall 50 having a different shape in the groove 113 and the wiring fixture fixing plate shown in dotted lines is fixed to the partition wall, the bottom of the duct body In the upper part of the removable partition wall 50 inserted and fixed to the groove 113 of the surface 13, a U-shaped gutter groove 52 for stably fixing the wiring device fixing plate 60 for fixing the wiring device is formed. This makes it possible to easily fix the wiring device or the wiring device fixing plate. In addition, the wiring fixture fixing plate 60 shown in dotted lines in FIG. 8 may be a c-shape instead of a flat plate.

9 shows a fourth embodiment of a wiring duct according to the present invention, which is the same as the wiring duct shown in FIG. 3, but the cover coupled to the duct body 10 is different, as shown in FIG. 9. The type cover 130 is to be fixed to the duct body 10 by the c-shaped cover fastener 140, if the cover 130 is to be coupled to the duct body 10, this c-shaped cover Fixture 140 is to be able to quickly combine the cover 130 and the duct body 10 by coupling as shown in FIG. If the cover 130 is to be separated from the duct body 10 to expand the wiring mechanism, the c-shaped cover fixing tool 140 can be easily removed by removing it with a driver.

Figure 11 shows a fifth embodiment of the present invention, which is open on both sides, unlike the first to fourth embodiments, so that a plurality of wiring mechanisms can be installed in the duct body 200. Two sidewalls 11 and 12 formed in the longitudinal direction, a square plate 213 which forms a partition wall at the same time as forming a space for interconnecting the sidewalls 11 and 12 and accommodating electrical appliances, and a sidewall (11) and (12) external connection grooves (14) formed at the outside of each of the connecting rods (20) to allow the main body to be continuously written to each other by being inserted and fixed from the outside as a screw (21); And cover fixing grooves 15 and 16 capable of fixing a cover of a predetermined shape are formed at the first and second ends of the side walls 11 and 12, respectively. In addition, as in the above-described embodiment, a cover fixing means for fixing the cover to the cover fixing grooves 15 and 16 at the first and second ends of the duct body 200 was provided.

As shown in FIG. As the cover 30 formed in the shape can be fixed to the first and second ends of the wiring duct body 200, the cover fixing means are respectively located at the first and second ends of the duct body 200. The rubber frame 40 inserted into and fixed to the cover fixing grooves 15 and 16 may be a screw 41. By the way, the rubber frame 40 is inserted and fixed to the first end of the duct body 200, as shown in Figure 14, the screw 41 is inserted and fixed to the second end of the duct body 200, or the duct body 200 Screw 41 is inserted into the first end of the fixed), the rubber frame 40 may be inserted into the second end of the duct body 200 of course.

FIG. 12 shows a sixth embodiment of the wiring duct according to the present invention, except that the coupling portion 200A is further formed on the first end side of the duct main body 200 according to this embodiment. Since the same as the wiring duct main body shown in the detailed description thereof will be omitted.

On the other hand, Figure 13 shows a modified example of the lid 30 shown in Figure 12, the lid 30A is made of flat aluminum or plastic may be fixed with a screw 41.

Figure 15 Wiring duct main body 300 is shown in which the cover 130 of the shape is fixed by the c-shaped cover fastener 140 at either end of the first and second ends, the cover 130 is a duct body ( 10) If the c-shaped cover fixture 140 is to be coupled to as shown in Figure 16 will be able to quickly combine the cover 130 and the duct body 300. If the cover 130 is to be separated from the duct main body 300 to expand the wiring mechanism, the c-shaped cover fixing tool 140 can be easily removed by removing it with a driver.

17 to 20 illustrate a double-sided open wiring duct for accommodating a wire, a switch, or various electric appliances therein to protect them from the outside and to install a fluorescent lamp, although the present invention provides a fluorescent lamp. For example, the present invention is not limited thereto, but may be applied to other applications.

As shown in FIG. 17, the duct main body 300 is connected to two sidewalls 11 and 12 formed in the longitudinal direction so that a plurality of wiring devices can be installed, and the sidewalls 11 and 12 are mutually connected. The square plate 213 and the side walls 11 and 12 which form a space for accommodating the ballast 250 and form a partition wall are respectively formed on the outside of the connecting rod 20 as the screw 21 from the outside. An external connection groove 14 inserted and fixed so that the main body can be written next to each other; And cover fixing grooves 15 and 16 supporting the cover having a predetermined shape, and formed on the first end of the side walls 11 and 12, and the inner wall plate 260 is fixed to the second end by screws 41. It was made.

Although the cover is shown in FIGS. Although the cover 30 is formed in a shape to be fixed to the first end as a rubber frame 40 or a screw 41, the present invention, as described above, the cover is As the cover 130 formed in the shape may be fixed by the c-shaped cover fastener 140, of course.

Referring back to FIG. 17, an opening for fixing the fluorescent lamp reflector 310 and the socket 311 is formed in the inner wall plate 260, and as shown in FIGS. 18A and 18B, the open wiring duct includes the duct body 300. Hanger bracket 320 that is screwed to the connection groove 14 of the) may be fixed to the ceiling, as shown in Figure 19a and 19b open wiring duct is a connection groove of the duct body 300 Of course, it may further be fixed to the ceiling or the wall by further comprising a surface mounting bracket 330 is screwed to the (14).

In the case of using the double-sided open wiring duct as described above, it is possible to easily install an electric appliance such as a fluorescent lamp, and the connection groove is formed on the outside, so that the wiring duct can be easily interconnected.

As described above, according to the present invention, the wiring duct is formed outside the wiring duct during the installation and disassembly of the electric cable, the electrical outlet, the printer cable of the computer, the data cable, the communication cable, or the speaker wire used in the office. When used in conjunction with the connection is not only easy to work, it is a very useful invention that has the advantage of fully utilizing the internal cross-sectional area of the wiring duct by forming a connection groove on the outside of the wiring duct.

Although the present invention has been described with reference to the accompanying drawings, the present invention is not limited thereto, but many changes and modifications may be made without departing from the scope of the following claims.

For example, the connection grooves 14 formed on the outside of the side walls 11 and 12 are not limited to the number shown, and the shapes of the covers 30 and 130 may be modified in various shapes, and the size of the square plate 213 may be It is possible to have a suitable size to accommodate a fluorescent ballast or other electrical appliances, product recognition grooves (L) may be formed on the outside of the side wall of the duct body as well as the bottom surface of the duct body.

Claims (23)

In wiring ducts that house electrical wires, printer cables, data cables, telephone or speaker wires, electrical outlets, telephone outlets, TV / FM outlets, etc., to protect them from the outside: Of the two side walls 11 and 12 formed in the longitudinal direction to install a plurality of wiring mechanisms, the bottom surface 13 connecting the side walls 11 and 12 to each other, and the side walls 11 and 12 External connection grooves 14 formed on the outside to insert the connecting rod 20 into the screw 21 from the outside so that the main body can be used next to each other, and a cover fixing groove for fixing a cover of a predetermined shape ( 15 and 16, respectively, the duct body 10 formed on the open end side of the side walls (11, 12); And Wiring ducts formed with an external connection groove, characterized in that the cover is composed of a cover fixing means for fixing the cover to the cover fixing groove (15, 16) at the open end side of the duct body (10). The method of claim 1, wherein the cover Wiring duct formed with an external connection groove, characterized in that the cover 30 formed in the shape. The method of claim 1, wherein the cover Wiring duct formed with an external connection groove, characterized in that the cover 130 is formed in a shape. The wiring duct according to claim 1, wherein the cover fixing means is a rubber frame (40) inserted into and fixed to the cover fixing grooves (15) and (16). The wiring duct according to claim 1, wherein the cover fixing means is a screw (41) inserted into and fixed to the cover fixing groove (15). The method according to claim 1 or 3, wherein Wiring duct is formed with an external connection groove, characterized in that it further comprises a c-shaped cover fastener 140 for fixing the type cover 130 to the duct body (10). The recess of claim 1, wherein a plurality of removable partition walls 50 are fixed to the bottom surface 13 of the duct body as screws 51 so as to separate and store a plurality of wires stored in the duct body 10. Wiring duct formed with an external connection groove, characterized in that it further comprises (113). The upper part of the removable partition wall 50 which is inserted into and fixed to the recess 113 of the bottom surface 13 of the duct main body U, which stably fixes the wiring device fixing plate 60 for fixing the wiring device. -Wiring duct formed with an external connection groove, characterized in that it further comprises a shaped gong groove (52). The wiring duct according to claim 1, wherein the cover is made of metal or plastic such as aluminum. The wiring duct according to claim 1, wherein product recognition grooves (L) are formed along the longitudinal direction of the outside of the bottom surface of the duct body or the outside of the side wall and the outside of the cover. In double-sided open wiring ducts that house electrical wires, printer cables, data cables, telephone or speaker wires, electrical outlets, telephone outlets, TV / FM outlets, etc., to protect them from the outside: Two sidewalls (11) (12) formed in the longitudinal direction to install a plurality of wiring mechanisms, and the side wall (11) (12) to form a space for accommodating the electrical equipment and mutually mutually forming a partition wall External connection grooves 14 formed on the outside of the square plate 213 and the side walls 11 and 12, respectively, to allow the connecting rod 20 to be inserted into and fixed from the outside as the screw 21 so that the main body can be continuously written to each other. ); And a duct body 200 having cover fixing grooves 15 and 16 for fixing a cover having a predetermined shape, respectively formed at first and second ends of the side walls 11 and 12, respectively. And Double-sided open wiring having an external connection groove, characterized in that the cover fixing means configured to fix the cover to the cover fixing grooves 15 and 16 at the first and second ends of the duct body 200. duct. The method of claim 11, wherein the cover Wiring duct formed with an external connection groove, characterized in that the cover (30) formed in the shape is fixed to the first and second ends, respectively. The method of claim 11, wherein the cover fixing means is characterized in that the rubber frame 40 is inserted and fixed to the cover fixing grooves 15, 16 located in the first and second ends of the duct body 200, respectively. Double-sided open wiring duct formed with an external connection groove. The method of claim 11, wherein the cover fixing means is characterized in that the screw 41 is inserted into and fixed to the cover fixing grooves 15 and 16 located at the first and second ends of the duct body 200, respectively. Double-sided open wiring duct with external connection groove. According to claim 11 or 12, wherein the rubber frame 40 is inserted and fixed to the first end of the duct body 200, the screw 41 is inserted into the second end of the duct body 200. Double-sided open wiring duct formed with an external connection groove, characterized in that fixed. The method of claim 11, wherein the cover Double-sided open wiring duct formed with an external connection groove, characterized in that the cover 130 is formed in the shape is fixed by the c-shaped cover fastener 140 at either end of the first and second ends. 12. The wiring duct according to claim 11, wherein product recognition grooves (L) are formed along the longitudinal direction of the outer surface of the duct body or the outer side of the side wall and the outer side of the cover. In double-sided open wiring ducts for accommodating electric wires, switches or various electrical appliances to protect them from the outside and to install fluorescent lamps: Two side walls 11 and 12 formed in the longitudinal direction to install a plurality of wiring devices, the side walls 11 and 12 are mutually connected to each other to form a space for accommodating the ballast 250 of the fluorescent lamp A rectangular partition plate 213 forming a partition wall and an outer surface of the side walls 11 and 12, respectively, are formed so that the connecting rod 20 can be inserted into and fixed from the outside as a screw 21 so that the main body can be continuously written to each other. Connection groove 14; And cover fixing grooves 15 and 16 for supporting a cover having a predetermined shape, and are formed at the first end of the side walls 11 and 12, and the inner wall plate 260 is formed at the second end by screws 41. A duct body 300 which is fixed; Double-sided open wiring duct formed with an external connection groove, characterized in that the cover is configured to secure the cover to the cover fixing grooves (15, 16) at the first end of the duct body (300). 19. The device of claim 18, wherein the cover is A double-sided open wiring duct having an external connection groove, characterized in that the cover (30) formed in the shape is fixed to the first end as a rubber frame (40) or a screw (41). 19. The device of claim 18, wherein the cover is Double-sided open wiring duct formed with an external connection groove, characterized in that the cover 130 is formed in the shape is fixed by the c-shaped cover fastener (140). 20. The double-sided open wiring duct of claim 18, wherein an opening for fixing the fluorescent lamp reflector 310 and the socket 311 is formed in the inner wall plate 260. 19. The method of claim 18, wherein the open wiring duct further comprises a hanger bracket 320 that is screwed to the connection groove 14 of the duct body 300, the external connection groove is formed on both sides open type, characterized in that the fixed to the ceiling. Wiring duct. 19. The method of claim 18, wherein the open wiring duct further comprises a surface mounting bracket 330 that is screwed to the connection groove 14 of the duct body 300, the external connection groove is formed, characterized in that fixed to the ceiling or wall Double-sided open wiring duct.