KR100211017B1 - Door apparatus of lag in communication - Google Patents

Abstract

The present invention relates to a door device installed in a rack of a communication device such that the door installed in the rack is slidingly inserted into both side walls of the rack by the opening and closing operation.

The structure of the present invention is provided with two sidewalls 32, which are spaced apart from each other, which are spaced apart from each other by two plates divided into an inner plate 33 and an outer plate 34, and the two side walls 32 The rack 30 is composed of an upper plate 31a connecting the upper end and a lower plate 31b connecting the lower end, and is installed in the inner plate 33 and the outer plate 34 of the both side walls 32 within a predetermined section. When the auxiliary door 40 is moved and opened while being opened and closed at the front of the main body of the rack 30, the auxiliary door 40 is inserted between the inner plate 33 and the outer plate 34 of both side walls 32 along the auxiliary door 60. The door 40 is installed on the upper and lower portions of the auxiliary door 40 and rotatably coupled to the door 40 installed on the front of the rack 30 to guide the auxiliary door 60. It is characterized by consisting of means.

Description

Door device installed in the rack of communication equipment

The present invention relates to a rack of a communication device, and more particularly to a door device installed in the rack of the communication device such that the door is installed in the rack slidingly inserted into both sides of the rack by the opening and closing operation.

In general, a communication device includes a plurality of units in which electronic components are arranged to form a self, and these self together to form a communication system, which is stacked and arranged inside the rack for each system. As such, when the shelves are arranged, the door is closed from the outside to prevent the impact from the outside and to not affect the operation of other communication devices due to the electromagnetic waves generated by the operation of the internal electronic components.

1 is a perspective view showing a rack showing a door structure of a rack according to the prior art.

As shown in the rack 10, the top, bottom, left, right and back is surrounded by a plate, the front portion is provided with the door 16 is installed on both sides to open and close forward.

Hinge shafts 14a and 14b are provided at both ends of the upper and lower plates 12a and 12b of the rack 10 to which the door 16 is hinged, and the door 16 has a hinge hole at one upper and lower end thereof. 16a and 16b are formed and hinged to the hinge shafts 14a and 14b provided at both ends of the top and bottom plates 12a and 12b of the rack 10. Unexplained reference numeral 17 is a guide for guiding and seating the self, not shown in the figure by installing a plurality of vertical and horizontal horizontal front and rear parts on both sides of the inner plate, 18 is installed on both ends of the rack 10 vertically long guide It is a fixing plate for fixing the self seated on (17).

In such a structure, the rack 10 having the door 16 installed therein is disassembled and assembled when the subscriber line is wrapped in the communication system or the subscriber line is disconnected to manage the subscriber line, or for inspection and repair purposes. If you need to open the door 16 of the rack 10 will be working. However, when the space around the rack 10 is installed and interferes with the rotation of the door 16, if the door 16 cannot be fully opened, the door 16 must be operated without opening. There is an interruption in the work, which leads to a delay in working time.

Accordingly, the present invention has been made in view of the above-described conventional closure.

SUMMARY OF THE INVENTION An object of the present invention is to provide a door device installed in a rack of a communication device to open the door of the rack and to be inserted into both side walls to effectively work without interference by the door even if the surrounding space is narrow.

Another object of the present invention is to provide a door device installed in a rack of a communication device to be folded and inserted the door is inserted in a stable state without shaking.

1 is a rack perspective view showing a door structure of a rack according to the prior art.

2 is a perspective view of a rack according to the present invention.

Figure 3 is an exploded perspective view of the rack showing the structure of the door device of the rack according to the present invention.

Figure 4a, 4b, 4c is a cross-sectional view showing the main part of the structure of the upper guide rail and the upper guide is installed on the upper portion of the auxiliary door according to the invention.

Figure 5 is a cross-sectional view of the main part showing the structure of the lower guide and the lower guide rail installed on the lower portion of the auxiliary door according to the present invention.

6 is a main sectional front view showing the structure of the auxiliary guide and the auxiliary guide rail installed on the inner side of the auxiliary door and the side wall according to the present invention.

Figure 7 is a planar cross-sectional view showing the main part showing that the first and second doors foldably connected to each other according to the present invention.

8 is a principal part sectional view showing the structure of the structure of the first door in the state inserted into the side wall according to the present invention.

* Explanation of symbols for main parts of the drawings

30: rack 31a, 31b: upper and lower plates

32: side wall 33, 34: inner and outer plates

36a, 36b: upper and lower guide rails 37: through holes

38a, 38b: Upper and lower auxiliary guide rail 40: Door

41, 51: 1st, 2nd door 42, 52: inner side plate

44: roller 45: bracket

48a, 48b: auxiliary guide 59: hinge

60: auxiliary door 64: stopper

65a: engaging surface 65b: inclined surface

67: through hole 70, 80: upper, lower guide

71: hinge shaft 73: bracket

74: roller 77: through hole

81: bracket 82a, 82b: roller

Means of the present invention for achieving the above object, the two plates divided into an inner plate and an outer plate are provided spaced apart from each other on both sides having a structural side wall having a space formed therein, and connecting the top of the two side walls A rack consisting of a lower plate connecting the lower and lower sides, an auxiliary door installed in the inner and outer plates of both side walls and moving within a predetermined section, and both side walls along the auxiliary door when opened and opened from the front of the rack; A door inserted between an inner plate and an outer plate of the door, and installed at upper and lower portions of the auxiliary door to be rotatably coupled to the door installed at the front of the rack, and comprising guide means for guiding the auxiliary door. It is characterized by.

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

Referring to Figure 2, Figure 2 is a view showing a perspective view of the rack according to the present invention, as shown, the rack 30 has side walls 32 on both sides, connecting both side walls 32 in the upper and lower parts It consists of the rack 30 which consists of the upper board 31a and the lower board 31b, and the door 40 which opens and closes in front of the rack 30. As shown in FIG.

Referring to FIG. 3, FIG. 3 is an exploded perspective view of a rack illustrating a door device structure of a rack according to the present invention, wherein the side wall 32 of the rack 30 is divided into an inner plate 33 and an outer plate 34. It is spaced apart from each other so that a space is formed between the two plates, and the inside of the auxiliary door 60 connected to the outer ends of both side doors 40 and emerged from the space between the inner plate 33 and the outer plate 34. ) Is implied.

3, 4a, 4b in the upper portion of the auxiliary door 60, the U-shaped groove is formed in a continuous shape before and after the upper portion having a hinge shaft 71 for hinge-engageing the door 40 in the lower end thereof Guide 70 is installed. At the rear end of the upper guide 70, brackets 73 extending to both sides are formed so that the roller 74 is installed. In addition, an upper guide rail inserted into a groove of the upper guide 70 in the upper plate 31a portion between the inner plate 33 and the outer plate 34 of both side walls 32 to guide the upper guide 70 ( 36a) is installed. At this time, the upper guide 70 is provided with a stopper device to prevent the auxiliary door 60 from protruding more than a predetermined distance.

As shown in Figs. 4A, 4B, and 4C, the stopper device has through holes 37 and 67 communicating vertically with the auxiliary door 60 and the upper guide 70 and the upper guide rail 36a. A 77 is formed, and the stopper 64 is recessed in the hole of the upper rail 36a, the upper guide 70, and the auxiliary door 60 described above at the rear lower end of the through hole 67 of the auxiliary door 60. The stopper 64 is fixedly installed so that the stopper 64 is bent upward to form a vertical surface 65a having a vertical front face and an inclined surface 65b so that the stopper 64 is caught when the auxiliary door 60 retreats. The surface 65a and the inclined surface 65b are inserted into the through holes 37, 67 and 77 of the auxiliary door 60, the upper guide 70, and the upper guide rail 36a, and are caught or held in the auxiliary door 60. When it moves forward, the inclination of the inclined surface 65b leaves the through hole 37 of the upper guide rail 36a and slides along the bottom of the upper guide rail 36a.

In addition, the lower guide 80 is provided at the lower portion of the auxiliary door 60 as shown in FIGS. 3 and 5. The lower guide 80 has a bracket 81 formed by bending both end portions downward, and rollers 82a and 82b are provided before and after the bracket 81, and the hinge shaft 71 is provided at the upper end thereof. The formed lower guide 80 is installed. Then, U-shaped grooves are formed in the lower plate 31b between the inner side plate 33 and the outer side plate 34 of both side walls 32 in a continuous shape before and after the rollers 82a and 82b provided in the lower guide 80. ) Is provided with a lower rail 36b.

Further, auxiliary guide rails 38a and 38b are arranged side by side as shown in Figs. 3 and 6 in the upper and lower portions of the inner side of the inner side plate 33 and the auxiliary door 60 of both side walls 32. The auxiliary guide rails 38a and 38b are zigzag-shaped in cross section, and one end is fixed to the inner plate 33 so that the ends face each other up and down. Therefore, the other end is spaced apart from the inner plate 33 by a predetermined distance to form a groove. In addition, the auxiliary guides 68a and 68b having the same structure as the auxiliary guide rails 38a and 38b are provided on the upper and lower portions of the auxiliary door 60. At this time, the auxiliary guides 68a and 68b are provided in the opposite direction to the auxiliary guide rails 38a and 38b so as to intersect with each other.

In addition, the doors 40 installed on both sides of the rack 30 have two bodies divided into first and second doors 41 and 51 as shown in FIGS. 2 and 3, and the hinges 59 are connected to each other. Have a structure that is folded and connected. At this time, the connecting end of the first and second doors 41 and 42 connected by the hinge 59 has a structure bent in a c shape in the direction of the rack 30 as shown in FIGS. 3 and 7, and the hinge ( 59 is attached to the upper and lower bent inner corners, respectively, to connect the first and second doors 41 and 42. And the end of the second door 51 connected by the hinge 59 to the first door 41 to which the hinge shaft 71 is coupled is bent inward and the second door 51 installed on the other side of the rack 30. It is supposed to be in surface contact. In addition, the inner side of the first and second doors 41 and 42 located inside the door to expose the thickness of the plate 40 to give a reinforcement to the bending stress and when the door 40 is opened In order to beautify the inner appearance of the 40, the inner side plates 42 and 52 are attached, and the inner side plates 42 and 52 are welded after both ends are folded to the ends of the respective doors 40, It may be attached by riveting or screwing.

In addition, as shown in FIG. 7, the contact portions of the first and second doors 41 and 51 that are folded have a structure in which a plurality of teeth 49 are engaged with each other so that electromagnetic waves generated therein do not leak to the outside. .

In addition, the auxiliary guides provided on the upper and lower portions of the inner side plate 42 of the first door 41 of the door 40 above and below the inner side surface constituting both side walls 32 of the rack 30 as shown in FIGS. 3 and 8. Auxiliary guides 48a and 48b corresponding to the rails 38a and 38b are provided. The auxiliary guides 48a and 48b are the same as the auxiliary guides 68a and 68b of the auxiliary door 60 described above. It is structured. At this time, the front end portions of the auxiliary guides 48a and 48b installed in the first door 41 are moved by the inner side of the inner plate 33 when the first door 41 is moved and inserted into the side wall 32 of the rack 30. The auxiliary guide rails 38a and 38b are spread out to be easily crossed.

Moreover, the roller 44 is provided in the upper-lower part of the inner side plate 42 of the 1st door 41. As shown in FIG. The roller 44 is installed between the auxiliary guides 48a and 48b and the inner side plate 42. The rollers 44 are cut out of the upper and lower portions of the inner side plate 42 on which the rollers 44 are installed, After the central portion is vertically bent, the bent sides are bent at right angles to the first door 41 to form the bracket 45, and then the roller 44 is installed on the bracket 45.

Looking at the operation relationship of the present invention having the structure as described above are as follows.

First, when each of the second doors 51 installed on both sides of the rack 30 are pulled outward, the second door 51 is opened while the first door 41 is opened along the second door 51. At this time, the first door 41 to be opened is rotated about the hinge shaft 71 provided at the tip of the upper and lower guides 70 and 80 of the auxiliary door 60 to be opened. When the door 40 is opened to a position perpendicular to the initial state, the two doors 40 are pushed toward both side walls 32. By this operation, the auxiliary door 60 hinged with the first door 41 is advanced into the side wall 32. At this time, the upper and lower guides 70 and 80 installed in the upper and lower parts of the auxiliary door are moved by the upper and lower guide rails 36a and 36b installed in the upper and lower parts of the side wall 32 of the rack 30, and the upper part The guide 70 is guided to the upper guide rail 36a inserted into the groove to slide forward, and the lower guide 80 has rollers 82a and 82b inserted and seated in the groove of the lower guide rail 36b. The lower guide rail 36 moves along the guide rail 36b. In addition, the auxiliary door 60 supporting the upper and lower guides 70 and 80 also moves smoothly together with the upper and lower guides 70 and 80.

In addition, the auxiliary door 60 is guided to the upper and lower guide rails 36a and 36b by the upper and lower guides 70 and 80 to move forward, and the auxiliary guides installed at the upper and lower parts of the auxiliary door 60 ( 68a) and 68b are interlocked with the auxiliary guide rails 38a and 38b provided at the upper and lower portions of the inner plate 33, thereby sliding the auxiliary door 60 stably in an accurate track without shaking. At this time, the stopper 64 installed at the lower rear side of the through hole 67 of the auxiliary door 60 is pressed by the bottom of the upper guide rail 36a. At this time, since the rear side surface of the stopper 64 forms an inclined surface, the stopper 64 is moved to the lower portion of the through holes 37, 67, 77 by self-elasticity. Therefore, in this state, the stopper 64 is moved while sliding with the upper guide 70 rail.

In addition, the first door 41 is advanced along the auxiliary door 60 into both side walls 32 of the rack 30, and the auxiliary guides 48a and 48b installed at the same position in the same structure as the auxiliary door 60. The inner plate 33 of the rack 30 is interlocked with the auxiliary guide rails 38a and 38b, and is supported by the auxiliary guide rails 38a and 38b to move forward. A plurality of rollers provided on the upper and lower rear plates are in close contact with the surfaces of the auxiliary guide rails 38a and 38b provided on the inner plate 33 of the rack 30 to rotate. By this operation, the first door 41 is also stably advanced in the correct trajectory without being shaken in both side walls 32 of the rack 30. At this time, when the depth of the side wall 32 is deep, the second door 51 is also inserted into both side walls 32 of the rack 30.

As such, when the door 40 is opened and inserted into both side walls 32, there is no phenomenon that interferes with the work by the door 40 when working for the inspection, maintenance, and management of the communication system. This makes it possible to work effectively and does not interfere with the work of other communication systems.

On the other hand, when the door 40 inserted into both side walls 32 of the rack 30 is closed again, the inserted second door 51 is pulled back to move forward in the side wall 32 of the rack 30. . The retracting second door 51 retreats the first door 41 connected by the hinge 59, and the first door 41 also retreats the auxiliary door 60. In the retracted first door 41, the roller 44 installed on the inner side plate 42 is rotatably moved along the auxiliary guide rails 38a and 38b of both side walls 32, and the auxiliary guide 48a ( 48b) It is also guided to the auxiliary guide rails (38a) (38b) to slide. At the same time, the auxiliary door 60 is also retracted by the upper and lower guide rails 36a and 36b installed at the upper and lower parts of the rack 30 by the upper and lower guides 70 and 80 installed at the upper and lower parts. 48a and 48b are guided to the auxiliary guide rails 38a and 38b of both side walls 32 to slide.

In this operation, when the first door 41 is fully retracted from both side walls 32, the stopper 64 of the auxiliary door 60 is placed on the bottom of the upper and lower guide rails 36a and 36b of the rack 30. When the upper slide reaches the through hole 37 of the guide rail 36a by being pushed and slides, it is bounced upward by its own elastic force and inserted into the through hole 37. At this time, since the engaging surface of the inserted stopper 64 is formed at right angles, it is caught by the through hole 37 so that the auxiliary door 60 can no longer be retracted. When the auxiliary door 60 no longer retracts by this operation, the first door 41 is rotated toward the front of the rack 30. The first door 41 that is rotated rotates around the hinge shafts 71 of the upper and lower guides 70 and 80 installed at the upper and lower portions of the auxiliary door 60 so that both side doors 40 of the rack 30 are rotated. The front of the rack 30 is closed to block the inside of the rack 30 from the outside.

In addition, as the first and second doors 41 and 42 to be folded are opened, the teeth 49 formed in the contact portion thereof are closely contacted with each other. In this way, there is an effect that the electromagnetic waves generated therein are not emitted to the outside by the tooth structure engaged.

As described above, according to the present invention, when the door 40 is inserted into both side walls 32 of the rack 30, when the door 40 is operated for inspection or maintenance maintenance and management of the communication system, There is no effect of being interfered with. In addition, since the door 40 is folded, there is an advantage that the work can be easily performed without being interfered by the door 40 even when the surrounding space is narrow.

In addition, the door 40 is provided with rollers (82a, 82b) to move the lower guide rail (36b) in the lower portion of the auxiliary door 60 when the auxiliary door 60 is moved forward and backward, the auxiliary door 60 ) And the first and second doors 41 and 42 support the loads smoothly and smoothly, and the auxiliary guides 68a and 68b and the first door of the auxiliary door 60. The auxiliary guides 48a and 48b of the 41 are slidably moved while being supported by the auxiliary guide rails 38a and 38b provided on the upper and lower portions of the inner side plates 33 of the side walls 32, so that the first and second doors 41 (42) and the auxiliary door 60 is distributed to reduce the load concentrated on the rollers (82a, 82b) installed in the lower guide 80, and at the same time there is an effect that it is stable back and forth without shaking from side to side. .

Claims (18)

Two plates divided into an inner plate 33 and an outer plate 34 are spaced apart from each other and have a structural side wall 32 having a space formed therein on both sides, and an upper plate connecting upper ends of the both side walls 32. A rack 30 composed of a lower plate 31b connecting the lower portion 31a and the lower end, and an auxiliary door installed in the inner plate 33 and the outer plate 34 of both side walls 32 and moved within a predetermined section ( 40 and a door 40 inserted between the inner plate 33 and the outer plate 34 of both side walls 32 along the auxiliary door 60 when opened while being opened and closed at the front of the main body of the rack 30. And, it is installed on the upper and lower portion of the auxiliary door 40 rotatably coupled to the door 40 installed on the front of the rack 30, characterized in that consisting of the guide means for guiding the auxiliary door 60. Door device is installed in the rack 30 of the communication device. The hinge means (71) of claim 1, wherein the guide means is installed at an upper portion of the auxiliary door (60) in a shape in which a U-shaped groove is continuously formed back and forth, and hinge-couples the door (40) to the lower end thereof. It is provided on the rear side, the upper guide 70 is provided with a roller 74, and the upper guide (31a) between the inner side plate 33 and the outer side plate 34 of both side walls 32 is installed on the upper guide ( The hinge shaft 71 is inserted into the groove of the 70 to guide the upper guide 70, the upper rail 36a, and the lower door 60 is installed in the lower portion of the auxiliary door 60 to hinge the door 40 to the top of the tip. Is fixed to the lower guide 80 provided with rollers 82a and 82b at the front and bottom, and the lower plate 31b between the inner plate 33 and the outer plate 34 of the side walls 32. U-shaped groove is formed in a continuous shape before and after the roller 82a, 82b is installed in the rack 30 of the communication device, characterized in that consisting of a lower rail (36b) guided Device. The stopper (64) according to claim 2, wherein the stopper (64) device comprises through holes (37) (67) (77) communicating with the auxiliary door (60), the upper guide (70) coupled to the upper portion, and the upper rail (36a). The front surface is vertical and the rear side is bent upward to form an inclined surface is inserted into the through-holes 37, 67, 77 of the auxiliary door 60, the upper guide 70 and the upper rail 36a The end is bent so that the front end is bent to the lower end of the through hole 67 of the auxiliary door 60, and the rear end is provided with a stopper 64 fixedly fixed to the lower rear side of the through hole 67 of the auxiliary door 60. Door device installed in the rack of the communication device characterized in that. According to any one of claims 1 to 3, each of the doors 40 installed on both sides of the rack 30 is composed of two separate first and second doors (41) (51) and hinged to each other. Door device is installed in the rack 30 of the communication device, characterized in that foldably connected by (59). The upper and lower guides 70 and 80 of claim 1, wherein both ends of the first and second doors 41 and 51 are bent inwardly facing each other. Inner side plates 42 and 52 which form a hinge groove 46 fitted into the hinge shaft 71 formed at the tip of the reinforcement, and reinforce the door 40 in the rear portion of the first and second doors 40. Door devices installed in the rack of the communication device, characterized in that each attached. The hinge shaft (5) of claim 4, wherein both ends of the first and second doors (41, 51) are bent inwardly facing each other to form upper and lower portions of the hinge shafts (70) and (80). A hinge groove 46 fitted into the 71 is formed, and inner side plates 42 and 52 are respectively attached to the rear portions of the first and second doors 40 to reinforce the door 40. Door device installed in the rack of the communication device. The auxiliary guide rail according to any one of claims 1 to 3 or 6, which is attached to the inner side plate (33) of the rack (30) above and below the inner side plate (42) of the first door (41). (38a) The door device is installed in the rack of the communication device, characterized in that the roller 44 to move on the (38b) is installed. The roller of claim 4, wherein the rollers move on the upper and lower inner side plates 42 of the first door 41 by the auxiliary guide rails 38a and 38b attached to the inner side plates 33 of the rack 30. Door device is installed in the rack of the communication device, characterized in that 44 is installed. The roller of claim 5, wherein the rollers move on the upper and lower inner side plates 42 of the first door 41 by the auxiliary guide rails 38a and 38b attached to the inner side plates 33 of the rack 30. Door device is installed in the rack of the communication device, characterized in that 44 is installed. 10. A shape according to any one of claims 1 to 3 or 6, 8, 9, wherein a cross section is bent in a zigzag section at upper and lower surfaces of the side surfaces of the auxiliary doors 60 of both side walls 32. The auxiliary guide rails 38a and 38b are attached to the upper and lower parts, and the auxiliary guides 60a and 68b which slide in correspondence with the auxiliary guide rails 38a and 38b are also attached to the auxiliary doors 60 corresponding thereto. Door device installed in the rack of the communication device, characterized in that. 5. The auxiliary guide rails 38a and 38b of claim 4, wherein the auxiliary guide rails 38a and 38b are zigzag-shaped in cross section at upper and lower portions of the side surfaces of the auxiliary doors 60 of the both side walls 32, respectively. The door 60 is installed in the rack of the communication device, characterized in that the auxiliary guides (68a, 68b) sliding in correspondence with the auxiliary guide rails (38a, 38b) is attached. The auxiliary guide rails 38a and 38b of a cross-section bent in a zigzag shape are attached to upper and lower portions of the side surfaces of the auxiliary doors 60 of both side walls 32, and the corresponding auxiliary doors 60 is also installed in the rack of the communication device, characterized in that the auxiliary guides (68a) (68b) sliding in correspondence with the auxiliary guide rails (38a) (38b) is attached. 8. The auxiliary guide rails 38a and 38b of claim 7, wherein the cross-section is bent up or down in the upper and lower portions of the side surfaces of the auxiliary doors 60 of the side walls 32, respectively, Door (60) is installed in the rack (30) of the communication device, characterized in that the auxiliary guides (68a, 68b) sliding in correspondence with the auxiliary guide rails (38a, 38b) is attached. The inner surface of the first door 41 according to any one of claims 1 to 3 and 6, 8, 9 and 11 to 13, which is connected to the auxiliary door 60. Door 42 is installed in the rack of the communication device, characterized in that the auxiliary guides (48a, 48b) is installed on the upper and lower plates. The method of claim 4, wherein the auxiliary guides (48a, 48b) are installed on the upper and lower inner surface plate 42 of the first door 41 connected to the auxiliary door 60 is installed in the rack of the communication device Door device. The method of claim 5, wherein the auxiliary guides (48a, 48b) are installed on the upper and lower inner plate 42 of the first door 41 connected to the auxiliary door 60 is installed in the rack of the communication device Door device. The method of claim 7, wherein the auxiliary guides (48a, 48b) are installed on the upper and lower inner surface plate 42 of the first door 41 connected to the auxiliary door 60 is installed in the rack of the communication device Door device. The method of claim 10, wherein the auxiliary guides (48a, 48b) are installed on the upper and lower inner surface plate 42 of the first door 41 connected to the auxiliary door 60 is installed in the rack of the communication device Door device.