KR102201810B1 - Cable entry device outdoor communication equipment for building - Google Patents

Abstract

The present invention relates to a cable insertion device of an outdoor communication equipment for a building. The cable insertion device of the outdoor communication equipment for the building comprises: a connection detachable part; a hinge connection part; a contact prevention part; an opening part; a receiving and restricting part; an opening and linkage part; and a separation and linkage part. According to the present invention, the restraint is released so that a cable can be separated from a lead-in device and an operator′s convenience can be promoted.

Description

Cable entry device for outdoor communication equipment for buildings {CABLE ENTRY DEVICE OUTDOOR COMMUNICATION EQUIPMENT FOR BUILDING}

The present invention relates to a cable entry device of an outdoor communication device for a building, and more particularly, a pull wire and a high-voltage cable are connected so that they are not twisted to each other, so that the high-voltage cable is freely inserted, and separation and damage of the high-voltage cable is prevented, It is possible to prevent the high-voltage cable from contacting the inner wall of the cable pipe provided in the building while the high-voltage cable is being inserted, and the high-voltage cable and the lead-in device can be connected in a one-touch method, and if the cable is combined with the lead-in device, the cable is disconnected during the lead-in operation. An outdoor type for buildings that can facilitate the operator's convenience by releasing the restraint so that the cable can be separated from the lead-in device when the contact-prevention unit is driven to prevent contact with the cable pipe, and the contact-prevention unit is received after the lead-in operation is completed. It relates to a cable entry device for communication equipment.

In general, communication equipment or electrical equipment installed and operated outdoors is connected through electricity and communication-related cables or power cables.

Communication equipment and electrical equipment installed outdoors are installed by a cable entry device to prevent the inflow of foreign substances or rainwater. The conventional cable entry device accommodates communication equipment and electrical equipment inside and A hole through which a cable can be inserted was formed, and the cable was inserted through the hole and connected to the communication equipment and electrical equipment, thereby protecting the communication equipment and electrical equipment from external contamination.

However, in the case of the conventional cable entry device, when the cable is inserted from the top, the space between the cable insertion hole and the cable is sealed by a seal member made of rubber, so when the seal member is not in close contact with the hole and the cable, the cable There was a problem in that the rainwater leaked through the car and the communication equipment and electric equipment were broken by the rain.

In order to solve the above problems, a cable entry device for outdoor communication equipment and electrical equipment has been developed, and the cable entry device for outdoor communication equipment and electrical equipment according to the prior art is provided so that the first incoming cable is inserted into the side. A pocket portion in which a cable hole is formed is formed, a second cable hole into which a second lead-in cable is inserted is formed at the bottom, a communication device or electrical equipment to which the first lead-in cable and the second lead-in cable are connected are installed inside, and the front is opened. The main body housing and the first lead-in cable inserted through the first cable hole are bent and fixed at least once or more. The cable fixing guide part provided inside the main body housing and the pocket part are rotatably coupled up and down by a hinge pin. 1 The cable bend part forcibly bending a part of the first lead-in cable downward as it rotates so that rainwater flowing along the lead-in cable is removed from the bent portion, and is provided in the cable bend and rotates with the cable bend, and the hinge pin of the cable bend and A bend fixing unit including a tooth fixing plate in which a plurality of teeth are formed in a concentric circle, and a stopper for fixing the cable bend by engaging with the teeth formed on the teeth fixing plate so as to allow rotation only when the cable bend is rotated by pressing downward, on the main body housing. It is installed and includes an opening and closing cover for opening and closing the open portion of the main housing.

The background technology of the present invention is disclosed in Korean Patent Publication No. 10-1593204 (announced on February 11, 2016, title of invention: outdoor communication equipment and cable entry device for electric equipment).

In the drawing-in device according to the prior art, when the high-voltage cable is brought into the building, the current flowing along the cable may be lost while the cable is in contact with the inner wall of the cable pipe, and an electric shock may occur due to the loss of the current. There is a problem in that it is difficult to reduce the time and cost required for the cable lead-in operation because the operation of connecting or disconnecting the cable and the lead-in device is complicated.

In addition, in the introduction device according to the prior art, when connecting the cable and the lead-in device, the operator manually manipulates a separate operation unit to connect the cable and the lead-in device, and to separate the cable from the lead-in device after the lead-in operation is completed. There is a problem that it is difficult to promote the convenience of the operator because the operator must proceed manually.

Therefore, there is a need to improve this.

In the present invention, the pull wire and the high-voltage cable are connected so that they are not twisted to each other, so that the high-voltage cable is freely inserted, the separation and damage of the high-voltage cable is prevented, and the high-voltage cable is in contact with the inner wall of the cable pipe provided in the building while the high-voltage cable is being inserted It can be prevented, and high-voltage cable and lead-in device can be connected in one-touch method, and when the cable is combined with the lead-in device, the contact prevention unit that prevents the cable from contacting the cable pipe during the lead-in operation is driven, and the lead-in operation is completed. It is an object of the present invention to provide a cable entry device for outdoor communication equipment for buildings that can facilitate the operator's convenience by releasing the restraint so that the cable can be separated from the entry device when the contact prevention part is received later.

The present invention, a connection detachable unit connected to the cable to lead the cable of the communication equipment indoors; A hinge connection part rotatably connected to the connection/detachment part and on which a pull wire for pulling the cable along a cable pipe provided in a building is installed; The connection case 52 of the connection/detachment part into which the end of the cable 14 is inserted to prevent the cable from contacting the inner wall of the cable pipe when the connection/detachment part is inserted into the cable pipe ) When the connection case 52 and the inner wall of the cable tube 12 are inserted into the interior, a first prevention part 82 that prevents contact with the inner wall, and the connection case 52 are inserted into the cable tube 12 A contact preventing portion including a second preventing portion 84 that prevents contact between the inner wall of the cable pipe 12 and the cable 14 when the cable 14 is inserted along the cable pipe 12; When inserting the cable into the connection case, the opening part converts the insertion operation of the cable to open the clamp member of the connection/detachment part so that the cable can be inserted; A storage constraining unit configured to restrain the first prevention unit when the first prevention unit is folded toward the connection case so that the first prevention unit is accommodated adjacent to the connection case; An open interlocking unit that is inserted into the connection case of a cable and converts an opening operation of the opening unit to release a restrained state of the receiving restraint unit when the opening unit is driven; And a separating interlocking unit for converting and transmitting the locking operation of the storage constraining unit to an opening operation of the connection/detachment unit when the first prevention unit is constrained by the storage constraining unit and received.

In addition, the opening portion of the present invention, a pair of rotating blocks rotatably installed at the entrance of the connection case; And the rotation block is rotated inside the connection case by the insertion operation of the cable, opening the tongs member, and inserting the cable into the pair of tongs members, and ending the lead-in operation to separate the cable from the connection case. It characterized in that it comprises an interference preventing unit for preventing a malfunction that does not return to the original position by interfering with the closed clamp member and the pair of rotation blocks that are returned to their original position when discharged.

In addition, the rotation block of the present invention, the first block rotatably installed at the entrance of the connection case; And a second block rotatably installed at one end of the first block, and the second block is connected outside the end of the first block, and can be rotated only in a direction inside the connection case from the first block And when the first block and the second block are inserted into the connection case and then returned to their original position, the second block is rotated inside the connection case to prevent interference with the clamp member. It is characterized.

In addition, the interference preventing unit of the present invention, a hinge shaft rotatably connecting the second block to one end of the first block; And a second elastic member interposed between the other end side of the first block and the other side of the second block so that the second block is opened from the first block toward the outside of the connection case. do.

Since the cable entry device of the outdoor communication device for a building according to the present invention is provided with a connection and detachment unit that is connected to the cable in a one-touch manner, when the entry operation is started, the operator skips a separate operation of connecting the cable and the entry device, and It is possible to connect the cable and the lead-in device in a one-touch method by inserting into the lead-in device, so there is an advantage that the convenience of the operator can be achieved.

In addition, since the cable entry device of the outdoor communication device for a building according to the present invention is provided with a storage restraint portion capable of folding and receiving the first prevention portion constituting the contact prevention portion, the first prevention portion is operated after the entry operation is completed. As a result, it is possible to arrange it adjacent to the interior or outer wall of the pull-in device, thereby reducing the space required for receiving the pull-in device.

In addition, the cable entry device of the outdoor communication device for a building according to the present invention, when the cable is inserted into the entry device, is driven by the insertion operation of the cable and is provided with an open interlocking unit that releases the constraint of the first prevention unit, so that the entry operation is started. When doing so, there is an advantage in that the operator can improve the convenience of the operator since it is possible to omit a separate operation of unfolding the first prevention unit.

In addition, in the cable entry device of the outdoor communication device for a building according to the present invention, after the entry operation is finished, the first prevention unit is folded adjacent to the entry device and the appearance of the entry device is beautifully finished. Since the separation interlocking unit that converts and transfers the storage restraint unit to the release operation is provided, the operator can easily separate the cable from the lead-in device after the lead-in operation is finished, thereby enhancing the convenience of the operator.

1 is a block diagram showing a cable entry device of an outdoor communication device for a building according to an embodiment of the present invention.
2 is a perspective view illustrating a connection and detachment part of a cable entry device of an outdoor communication device for a building according to an embodiment of the present invention.
3 is an operational state diagram illustrating a cable entry device of an outdoor communication device for a building according to an embodiment of the present invention.

Hereinafter, an embodiment of a cable entry device of an outdoor communication device for a building according to the present invention will be described with reference to the accompanying drawings.

In this process, thicknesses of lines or sizes of components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, and may vary according to the intention or custom of users or operators.

Therefore, definitions of these terms should be made based on the contents throughout the present specification.

1 is a block diagram showing a cable entry device for an outdoor communication device for a building according to an embodiment of the present invention, and FIG. 2 is a diagram illustrating a cable entry device for an outdoor communication device for a building according to an embodiment of the present invention. A perspective view showing a connection and detachment part, and FIG. 3 is an operational state diagram illustrating a cable entry device of an outdoor communication device for a building according to an embodiment of the present invention.

1 to 3, the cable entry device of the outdoor communication device for a building according to an embodiment of the present invention is a connection that is connected to the cable 14 to lead the cable 14 of the communication equipment indoors. A hinge connection part 30 in which a pull wire 10 is installed that is rotatably connected to the detachable part 50 and the connection detachable part 50 and pulls the cable 14 along the cable pipe 12 provided in the building Wow, when the connection and detachment part 50 is inserted into the inside along the cable tube 12, the contact prevention part 80 for preventing the cable 14 from contacting the inner wall of the cable tube 12, and the connection case 52 ) When the cable 14 is inserted into the inside, the opening part 70 that converts the insertion operation of the cable 14 to open the clamp member 54 of the connection/detachment part 50 so that the cable 14 can be inserted. Wow, when the first prevention part 82 is folded toward the connection case 52, the first prevention part 82 is constrained so that the first prevention part 82 is accommodated adjacent to the connection case 52. When the opening portion 70 is driven by being inserted into the connection case 52 of the cable 14 and 90, the opening operation of the opening portion 70 is converted to release the restraint state of the storage restraint portion 90. When the open interlocking part 100 and the first prevention part 82 are constrained by the storage constraining part 90 and received, the constraining operation of the storage constraining part 90 is converted into an open operation of the connection/detachment part 50. It includes a separation interlocking unit 110 to transmit.

Therefore, when introducing the cable 14 from the outdoors to the indoors, the cable 14 is inserted into the connection/detachment part 50 to connect in a one-touch manner, and the hinge connection part 30 rotatably connected to the connection/detachment part 50 When the pull wire 10 is inserted into the cable tube 12 after installing the pull wire 10 in the cable tube 12, the cable 14 does not contact the inner wall of the cable tube 12 due to the operation of the contact prevention unit 80. While maintaining the state, it is led into the indoor along the cable pipe 12.

As described above, since the cable 14 and the inner wall of the cable pipe 12 are prevented from contacting when the cable 14 is introduced indoors, loss of current can be prevented, and electric shock accidents caused by the loss of current can be prevented. Can be prevented.

The hinge connection part 30 of the present embodiment is formed in a cylindrical shape to form a hole at one end and at the other end, and a connection bar 34 and an extension bar 36 are rotatably connected to a pair of holes.

A first ball member 34a is installed at the inner end of the connecting rod 34 inserted into the cap member 32, and a connection hole 34b to which the pull wire 10 is connected to the outer end of the connecting rod 34 Is formed.

A second ball member 36a is installed at the inner end of the extension bar 36 inserted into the cap member 32, and the outer end of the extension bar 36 is the connection case 52 of the connection/detachment part 50 ) It is connected integrally to one side.

Since the first ball member 34a and the second ball member 36a are installed to be rotated inside the cap member 32, when the cable 14 is inserted into the cable tube 12 by the pull wire 10 As the pull wire 10 and the cable 14 rotate in different directions, twisting operation can be prevented.

The connection/detachment part 50 of this embodiment has a hole part into which the cable 14 is inserted at one end, and an extension rod 36 rotatably connected to the hinge connection part 30 is provided at the other end. ), and a pair of clamp members 54 which are rotatably installed by a hinge part 54a inside the connection case 52 and provided with a lever part 54b and a fixing groove part 54c, and a lever part ( 54b) It includes a first elastic member 56 for fixing the cable 14 while the pair of fixing grooves 54c are in close contact by pressing the material.

The other end of the extension rod 36 is integrally connected to one end of the connection case 52, and a hole portion into which the cable 14 is inserted is formed at the other end of the connection case 52.

Inside the connection case 52, a pair of clamp members 54 are rotatably installed by a hinge part 54a, and a first elastic member between the lever parts 54b forming one end of the clamp member 54 56 is interposed to provide a pressing force to spread the pair of lever portions 54b.

When the pair of lever portions 54b are pressed in a direction away from each other, the clamp member 54 is rotated around the hinge portion 54a, and the pair of fixing grooves 54c are in close contact with each other, and the pair of fixing grooves 54c ) The cable 14 inserted between is constrained by the fixing groove 54c.

A plurality of fixing protrusions 54d are formed to protrude on the inner wall of the fixing groove portion 54c to prevent the cable 14 interposed in the pair of fixing groove portions 54c from being separated out of the fixing groove portion 54c. do.

The opening part 70 of this embodiment is a pair of rotation blocks 72 that are rotatably installed at the entrance of the connection case 52, and the rotation block 72 is inside the connection case 52 by the insertion operation of the cable. A pair of rotating blocks 72 that are rotated to open the tongs member so that the cable is inserted into the pair of tongs members, and return to the original position when the cable is separated from the connection case 52 and discharged after the lead-in operation is completed. It includes an interference prevention unit 77 for preventing a malfunction that does not return to the original position by interference with the closed clamp member.

Therefore, when the cable is inserted into the connection case 52, the pair of rotating blocks 72 rotates inside the connection case 52 to open a pair of tongs to form a gap into which the cable is inserted. When this is completed, the first prevention part 82 is unfolded from the connection case 52 by the operation of the open interlocking part 100, and when the first prevention part 82 is unfolded from the connection case 52, the separation interlocking part ( As the clamp member is closed by the operation of 110), the cable is constrained by the clamp member, so that the cable and the lead-in device are connected.

Here, the rotation block 72 includes a first block 74 that is rotatably installed at the entrance of the connection case 52, and a second block 76 that is rotatably installed at one end of the first block 74. ).

The second block 76 is connected to the outside of the end of the first block 74, and is rotatably connected from the first block 74 to the connection case 52 only in the inner direction, and the first block 74 and the first block 74 When the second block 76 is returned to its original position after being inserted into the connection case 52, the second block 76 is rotated inside the connection case 52 to prevent interference with the clamp member.

In addition, the anti-interference unit 77 includes a hinge shaft 78 rotatably connecting the second block 76 to one end of the first block 74 and the second block 76 is a first block. It includes a second elastic member 79 interposed between the other end of the first block 74 and the other side of the second block 76 so as to maintain a state open from 74 to the outside of the connection case 52.

Therefore, when the cable is inserted at the interval between the pair of rotation blocks 72 and the end of the cable is inserted into the connection case 52, the pair of rotation blocks 72 rotates inside the connection case 52 The clamping member is opened upward and downward to form a gap into which the cable is inserted.

When the cable is inserted between a pair of tongs members, a pair of rotating blocks 72 pass through the tongs member and are disposed on the upper and lower sides of the tongs member, so that the tongs member is closed by the restoring force of the first elastic member to restrain the cable. do.

Thereafter, when the pull-in operation is completed and the cable is separated from the clamp member and discharged to the outside of the connection case 52, the rotation block 72 is connected to the connection case 52 by the restoring force of the torsion spring installed on the rotation shaft of the rotation block 72. ) It is rotated toward the inlet and returned to its original position. At this time, when the second block 76 interferes with the clamp member, the second elastic member 79 is compressed and the second block 76 is rotated toward the first block 74. As the rotation block 72 interferes with the clamp member, it is possible to prevent a malfunction that does not return to its original position.

In addition, the contact prevention part 80 of the present embodiment, when inserting the connection case 52 into which the end of the cable 14 is inserted into the cable tube 12, the connection case 52 and the inner wall of the cable tube 12 When the first prevention part 82 and the connection case 52 are inserted into the cable tube 12 to prevent this contact, the cable 14 is inserted along the cable tube 12 It includes a second preventing portion 84 for preventing the inner wall and the cable 14 from contacting.

Therefore, even while the connection case 52 in which the end of the cable 14 is restrained is moved to the inside of the cable tube 12 and is completely inserted indoors, the cable 14 is moved by the operation of the second prevention unit 84. (12) It is possible to prevent contact with the inner wall.

The first prevention part 82 is rotatably installed on the circumferential surface of the connection case 52, the rotational motion is partially restricted by the locking protrusion 82b, and a rotating table on which a roller member 82c is installed at the outer end ( 82a), and third elastic members 82b and 82d installed between the rotating table 82a and the connection case 52 to press the rotating table 82a to rotate in the outer direction of the connection case 52.

Therefore, when the operator pulls the pull wire 10 into the cable tube 12, the connection case 52 is inserted into the cable tube 12, and the rotating table 82a rotates in the outer direction of the cable tube 12, and the roller member ( 82c) is moved while sliding along the inner wall of the cable tube 12 to prevent contact between the inner wall of the cable tube 12 and the connection case 52.

The second prevention part 84 is a corrugated pipe 84a installed in the hole portion of the connection case 52, and is installed at the outer end of the corrugated pipe 84a, and is formed longer than the diameter of the cable pipe 12. Includes panel 84b.

Therefore, when the connection case 52 is inserted along the cable pipe 12, the locking panel 84b maintains a state caught in the inlet of the cable pipe 12, so that the corrugated pipe 84a expands and the inside of the cable pipe 12 The cable 14 inserted through the locking panel 84b and the corrugated pipe 84a is inserted into the cable pipe 12 without contacting the cable pipe 12 and can be introduced to the inner end of the cable pipe 12.

In addition, the open interlocking unit 100 according to the present embodiment includes a first scrocket installed on the rotation shaft of the rotation block 72 and a first sprocket connected to be interlocked with the first sprocket 101 by the first belt 105. 2 sprocket 102, a first gear 103 installed on the drive shaft of the second sprocket 102, and a second gear 104 installed on the inner wall of the connection case 52 to be geared to the first gear 103 ), the third sprocket 106 installed on the drive shaft of the second gear 104, the fourth sprocket 107 connected by the third sprocket 106 and the second belt 108, and the fourth sprocket It includes a winding drum installed on the drive shaft of 107, and an open wire 109 extending from the second hook 97 of the storage restraining unit 90 and wound on the winding drum.

Therefore, when the rotation block 72 is rotated inside the connection case 52 by the operation in which the cable is inserted into the connection case 52, the first sprocket 101, the first belt 105, and the second sprocket 102 , The rotation block 72 along the first gear 103, the second gear 104, the third sprocket 106, the second belt 108, the fourth sprocket 107, the winding drum and the open wire 109 ) Is converted into a retraction motion of the second hook 97 and transmitted.

By the above-described operation, the engagement of the second hook 97 is released, and the restraint of the rotating table 82a is released.

The storage constraining part 90 of this embodiment includes a storage groove 92 formed concave on the outer wall of the connection case 52, a coupling groove 94 extending from the storage groove 92 to the inside of the connection case 52, and , The first hook 96 protruding from the side of the extension so as to be inserted into the coupling groove 94 when the extension is received into the receiving groove 92, and the coupling groove 94 is installed so as to protrude in the inward direction. When the hook 96 is inserted into the coupling groove 94, the second hook 97 and the second hook 97 engaged with the first hook 96 are pushed in the coupling groove 94 to protrude. It includes a fourth elastic member (98).

Therefore, when the operator rotates and accommodates the extension in the storage groove 92, the first hook 96 is inserted into the coupling groove 94 so that the first hook 96 and the second hook 97 are engaged. As the extension is restrained in a state seated in the receiving groove (92).

In addition, since the open wire 109 extends from the rear surface of the second hook 97 and is wound on the winding drum, the insertion of the cable is transmitted to the winding drum by the rotational motion of the winding drum by the operation of the open interlocking unit 100. As the open wire 109 is wound, the second hook 97 is pulled, so that the engagement between the second hook 97 and the first hook 96 is released.

In addition, the separation interlocking unit 110 of the present embodiment includes a fifth sprocket 112 installed on the drive shaft of the extension, a sixth sprocket 114 connected to the fifth sprocket 112 by a belt, and a sixth sprocket. A third gear 115 installed on the drive shaft of 114, a fourth gear 116 connected to the third gear 115, and a fourth gear 116 connected to the fourth gear 116 It includes a rack gear 117 that converts the rotational motion of the linear motion into a linear motion and converts it into a pressing operation or a releasing operation of the lever unit 54b for transmission.

Here, the rack gear 117 is installed to be slidable in a vertical direction along the guide rail 118 installed inside the connection case 52, so when the rack gear 117 rises, the first elastic member expands and the clamp member When the rack gear 117 is lowered, the lever portion 54b is lowered and the clamp member is opened and opened.

As a result, the pull wire and the high-voltage cable are connected so that they are not twisted together so that the high-voltage cable can be inserted freely, the separation and damage of the high-voltage cable is prevented, and the inner wall of the cable pipe provided in the building and the high-voltage cable are in contact with each other while the high-voltage cable is being inserted. It can be prevented, and the high-voltage cable and the lead-in device can be connected in a one-touch method, and when the cable is combined with the lead-in device, the contact prevention unit that prevents the cable from contacting the cable pipe during the lead-in operation is driven, and after the lead-in operation is completed. When the contact prevention part is accommodated, the restraint is released so that the cable can be separated from the lead-in device, thereby providing a cable entry device for outdoor communication equipment for a building that can facilitate the operator's convenience.

The present invention has been described with reference to an embodiment shown in the drawings, but this is only exemplary, and various modifications and other equivalent embodiments are possible from those of ordinary skill in the field to which the technology belongs. Will understand.

In addition, although the description has been made by taking the cable entry device of the outdoor communication device for buildings as an example, this is only exemplary, and the entry device of the present invention may be used in products other than the cable entry device of the outdoor communication device for buildings.

Therefore, the true technical protection scope of the present invention should be determined by the following claims.

10: pull wire 12: cable tube
14: cable 30: hinge connection
32: cap member 34: connecting rod
34a: first ball member 34b: connection hole
36: extension rod 36a: first ball member
50: connection detachable part 52: connection case
54: clamp member 54a: hinge portion
54b: lever part 54c: fixing groove part
54d: fixing protrusion 56: first elastic member
70: opening 72: rotating block
74: first block 76: second block
77: interference prevention unit 78: hinge shaft
79: second elastic member 80: contact prevention part
82: first prevention part 82a: rotating table
82b: third elastic member 82c: roller member
84: second prevention part 84a: corrugated pipe
84b: locking panel 90: storage restraint
92: storage groove 94: coupling groove
96: first hook 97: second hook
98: fourth elastic member 100: open interlocking portion
101: first sprocket 102: second sprocket
103: first gear 104; 2nd gear
105: first belt 106: third sprocket
107: fourth sprocket 108: second belt
109: open wire 110: separation linkage
112: 5th sprocket 114: 6th sprocket
115: third gear 116: fourth gear
117: rack gear 118: guard rail

Claims (4)

A connection attachment and detachment unit connected to the cable to lead the cable of the communication equipment indoors;
A hinge connection part rotatably connected to the connection/detachment part and provided with a pull wire for pulling the cable along a cable pipe provided in a building;
The connection case 52 of the connection/detachment part into which the end of the cable 14 is inserted to prevent the cable from contacting the inner wall of the cable pipe when the connection/detachment part is inserted into the cable pipe ) When the connection case 52 and the inner wall of the cable tube 12 are inserted into the interior, a first prevention part 82 that prevents contact with the inner wall, and the connection case 52 are inserted into the cable tube 12 A contact preventing portion including a second preventing portion 84 that prevents contact between the inner wall of the cable pipe 12 and the cable 14 when the cable 14 is inserted along the cable pipe 12;
An opening part which converts the insertion operation of the cable when the cable is inserted into the connection case to open the clamp member of the connection/detachment part so that the cable can be inserted;
A storage constraining unit configured to restrain the first prevention unit when the first prevention unit is folded toward the connection case so that the first prevention unit is accommodated adjacent to the connection case;
An open interlocking unit which is inserted into the connection case of a cable and converts an opening operation of the open unit to release a restrained state of the receiving restraint unit when the opening unit is driven; And
Cable of an outdoor communication device for a building, characterized in that it comprises a separation interlocking unit that converts and transmits the locking operation of the storage constraining unit to an opening operation of the connection/detachment unit when the first prevention unit is constrained by the storage constraining unit and received Inlet device.
The method of claim 1, wherein the opening portion,
A pair of rotating blocks rotatably installed at the entrance of the connection case; And
As the rotation block is rotated inside the connection case by the insertion operation of the cable, the clamp member is opened and the cable is inserted into the pair of clamp members, and the lead-in operation is terminated, and the cable is separated from the connection case and discharged. A cable entry device for an outdoor communication device for a building, characterized in that it comprises an interference prevention unit that prevents a malfunction that does not return to the original position by interfering with the closed clamp member by the pair of rotating blocks that are returned to their original position.
The method of claim 2, wherein the rotating block,
A first block rotatably installed at the entrance of the connection case;
It includes a second block rotatably installed on one side of the end of the first block,
The second block is connected to an outer end of the first block, and is rotatably connected only in a direction inside the connection case from the first block,
When the first block and the second block are inserted into the connection case and then returned to their original position, the second block is rotated inside the connection case to prevent interference with the clamp member. Cable entry device of outdoor communication device for use.
The method of claim 3, wherein the interference preventing unit,
A hinge shaft rotatably connecting the second block to one end of the first block; And
And a second elastic member interposed between the other end of the first block and the other side of the second block so that the second block is opened from the first block toward the outside of the connection case. Cable entry device for outdoor communication devices for buildings.

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