JP2013035626A - Radio wave relay device for elevator, and installation method of radio wave relay device for elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a radio wave relay device for an elevator and an installation method of the radio wave relay device for the elevator, capable of improving convenience by easily performing installation work.SOLUTION: This radio wave relay device is applied to the elevator having a car 15 for lifting in a hoistway 20, the doorway 21 arranged in a landing hall for landing the car 15 on a floor, and a landing door 5 openably-closably arranged in the doorway 21, and includes a communication means relaying communication between the inside and the outside of the hoistway 20. The communication means has an internal radio wave transmitting-receiving means 4 arranged inside the hoistway 20, receiving a radio wave from the inside of the hoistway 20 and transmitting the radio wave to the inside of the hoistway 20, an external radio wave transmitting-receiving means 2 arranged outside the hoistway 20, receiving the radio wave from the outside of the hoistway 20 and transmitting the radio wave to the outside of the hoistway 20, and a cable 14 of setting a dimension so as to be sandwiched by the landing door 5 when closing the landing door 5 and connecting the respective radio wave transmitting-receiving means 2 and 4.

Description

  The present invention relates to an elevator radio relay device including a communication unit that relays communication between the inside and the outside of a hoistway and an elevator radio relay device installation method.

  Conventionally, elevator users have used mobile terminals such as mobile phones and PHS inside the passenger car to make calls to external telephones such as mobile phones outside the passenger car, PHS, and general home fixed telephones. If the car itself is made of iron, the radio wave from the mobile terminal is blocked by the iron plate, and it is very important that most of the mobile terminals are out of the calling range where the radio wave does not reach or even if it is not out of the calling range As a result, the radio wave becomes weak and it becomes difficult to establish a wireless communication line for the portable terminal.

  Therefore, in order to establish a wireless communication line of the mobile terminal inside the car, an external antenna attached to a place where radio waves can be transmitted to and received from a base station connected to a public line network outside the building, A portable terminal that can be used between a portable terminal in the car and a telephone outside the building is provided with a car antenna attached to the car connected from the external antenna via a tail cord. An elevator has been proposed (see, for example, Patent Document 1).

  As another prior art, a floor, wall, partition, etc. that shields radio waves by comprising two antennas, a coaxial cable, a connector, etc., and providing at least one of the two antennas in the antenna box. There is also proposed an indoor non-powered radio wave repeater that enables communication on both sides of the indoor radio wave shield (see, for example, Patent Document 2).

Japanese Patent Laid-Open No. 2005-213032 Japanese Patent Laid-Open No. 11-313022

  However, in the elevator that can be used for the portable terminal of the prior art disclosed in Patent Document 1 described above, in addition to installing the in-car antenna in the car, a tail cord that is connected at one end to the in-car antenna is newly provided. In addition, it is necessary to install a relay box to which the other end of the tail cord is connected, and it takes time and effort to install these tail cords and the relay box. Moreover, in the conventional building no-power radio wave repeater disclosed in Patent Document 2, the radio wave shield in the building, for example, two antennas installed respectively inside and outside the hoistway are connected by a coaxial cable and a connector. In order to do so, it is necessary to provide a through hole through which the coaxial cable passes through the hoistway, and the connection work of each antenna and the coaxial cable is complicated.

  If the radio wave condition at the antenna installation location deteriorates while using the above-mentioned indoor non-powered radio relay installed in the elevator, the coaxial cable will be extended along with the change of the antenna installation location. It is necessary to install or newly provide a through hole in the hoistway. In this case, the work is not only a burden on the operator, but also the operation of the existing elevator is stopped to perform the work, so that the communication connection between the inside and the outside of the hoistway is completed. Until then, the elevator cannot be used, and the convenience of the elevator may be reduced.

  The present invention has been made based on the actual situation of the prior art as described above. The purpose of the present invention is to facilitate the installation work and improve the convenience of the elevator radio relay apparatus and the elevator radio relay apparatus. It is to provide an installation method.

  In order to achieve the above object, an elevator radio relay device of the present invention includes a hoistway, a car that moves up and down in the hoistway, an entrance / exit provided at a landing where the car is landing, Elevator provided with a communication means for relaying communication between the inside and outside of the hoistway, which is applied to an elevator provided at a doorway so as to be openable and closable, and includes a landing door that divides the inside and outside of the hoistway In the radio wave relay apparatus for use, the communication means is provided inside the hoistway, receives radio waves from the hoistway, and transmits radio waves to the hoistway. An external radio wave transmission / reception means provided outside the road for receiving radio waves from the outside of the hoistway and transmitting radio waves to the outside of the hoistway, and is sandwiched by the landing door when the landing door is closed Yo The size is set, it is characterized by having a cable connecting the said internal radio communication means the external electric wave transmitting and receiving means.

  The present invention thus configured is provided with an internal radio wave transmission / reception means inside the hoistway and an external radio wave transmission / reception means outside the hoistway, and a cable for connecting these internal radio wave transmission / reception means and the external radio wave transmission / reception means. Is set so that the cable is clamped by the landing door when the landing door is closed, so that the cable connected to each radio wave transmitting / receiving means is provided to be sandwiched by the closed landing door, The cable can be inserted between the inside and outside of the hoistway with the cable fixed at the landing door without providing a through hole for passing the cable through the hoistway, saving time and labor for installation work. .

  In addition, even after each radio wave transmission / reception means and cable are installed in the elevator, each radio wave transmission / reception is confirmed while opening the landing door while checking the radio wave status of each radio wave transmission / reception means. Since the installation location of the means can be freely changed or the state of the cable can be confirmed, workability in maintenance work such as adjustment of the radio wave state of the radio wave transmission / reception means and replacement of the cable can be improved. Thereby, the time which stops the operation | movement of an elevator in a maintenance operation | work can be suppressed short, and the high convenience with respect to an operator and a passenger can be ensured. Thus, the installation work can be easily performed and the convenience can be improved.

  In the elevator radio relay apparatus according to the present invention as set forth in the invention described above, the communication means includes attachment means for attaching the internal radio wave transmission / reception means and the external radio wave transmission / reception means to both sides of the landing door. The transmitting / receiving means is characterized in that it is set to a size smaller than the interval between the landing door and the car.

  The present invention configured as described above prevents the car from colliding with or coming into contact with the internal radio wave transmitting / receiving means attached to the inside of the landing door by the attaching means even when the car goes up and down in the hoistway. Therefore, it is possible to prevent the internal radio wave transmission / reception means and the car from being damaged. As a result, the internal radio wave transmission / reception means and the car can be used in a good condition for a long time. In addition, it can prevent a car that is moving up and down from coming into contact with the internal radio transmission / reception means and shake greatly, so that passengers who are in the car do not feel uneasy and can operate the car comfortably. be able to. Thereby, the high reliability with respect to an elevator is securable.

  The elevator radio relay apparatus according to the present invention is the elevator radio relay device according to the invention, wherein the mounting means is provided in the internal radio wave transmitting / receiving means, in the external radio wave transmitting / receiving means, and in the landing door. It consists of the 2nd magnet arrange | positioned in the position facing the said 1st magnet on both sides.

  According to the present invention configured as described above, the internal radio wave transmission / reception means inside the hoistway and the external external radio wave transmission / reception means are brought into contact with the inside and the outside of the landing door in a state of facing each other with the landing door interposed therebetween. Since each radio wave transmitting / receiving means can be fixed to both sides of the landing door by the magnetic force of the first magnet and the second magnet, the mounting work of each radio wave transmitting / receiving means can be easily performed, and the working time can be greatly shortened. . In addition, since the internal radio transmission / reception means and the external radio transmission / reception means can be easily removed from both sides of the landing door, changing the installation location of each radio transmission / reception means does not require time and effort. Convenient to adjust. Therefore, the work efficiency in the installation work of each radio wave transmission / reception means and the radio wave adjustment work can be improved. Further, by applying the first magnet and the second magnet as attachment means for attaching the internal radio wave transmission / reception means and the external radio wave transmission / reception means to the landing door, each radio wave transmission / reception means is fixed to the landing door without damaging the landing door. can do.

  In the elevator radio relay device according to the present invention as set forth in the invention described above, the attachment means is a fixed unit that integrally connects the female screw provided in the landing door, the internal radio wave transmission / reception means, and the external radio wave transmission / reception means. And a through hole formed in the fixture, and a screw formed through the through hole and formed with a male screw that is screwed into the female screw.

  The present invention configured as described above holds the internal radio wave transmission / reception means and the external radio wave transmission / reception means, which are integrally connected by the fixture, in contact with the inside and outside of the landing door, respectively, and the screw passes through the fixture. By passing the male screw of the screw through the hole and the female screw of the landing door, each radio wave transmission / reception means can be firmly attached to both sides of the landing door using only the fixture and screw, realizing a stable fixed state. can do. As a result, the manufacturing cost required for the attaching means can be reduced at a low cost, which is excellent in economic efficiency.

  The elevator radio relay apparatus installation method according to the present invention includes a hoistway, a car that moves up and down in the hoistway, an entrance / exit provided at a landing where the car is landing, and an opening / closing operation at the entrance / exit. The communication means is provided in an elevator provided with a landing door that divides the inside and outside of the hoistway, and includes communication means for relaying communication between the inside and outside of the hoistway. An internal radio wave transmitting / receiving means provided inside the hoistway for receiving radio waves from the hoistway and transmitting radio waves to the hoistway; and provided outside the hoistway, the hoistway External radio wave transmission / reception means for receiving radio waves from the outside of the hoistway, and dimensions set so as to be clamped by the landing door when the landing door is closed, Transmission / reception means In an elevator radio relay apparatus installation method for installing an elevator radio relay apparatus having a cable connecting to the external radio transceiver means, the internal radio transceiver means is disposed inside the hoistway, and the external radio An arrangement step of arranging transmission / reception means outside the hoistway, and after the internal radio wave transmission / reception means and the external radio wave transmission / reception means are arranged, the cable is passed through the doorway, and the cable is connected to the internal radio wave transmission / reception means, A connection step of connecting to the external radio wave transmission / reception means; and a clamping step of closing the landing door and clamping the cable after the internal radio wave transmission / reception means and the external radio wave transmission / reception means are connected. Yes.

  In the present invention configured as described above, the internal radio wave transmitting / receiving means is arranged inside the hoistway in the arranging step, and after the external radio wave transmitting / receiving means is arranged outside the hoistway, the cable is connected to the entrance / exit of the landing in the connecting step. By connecting the cable to the internal radio wave transmission / reception means and the external radio wave transmission / reception means, the cable can be inserted between the inside and outside of the hoistway from the entrance / exit of the landing without providing a through hole in the hoistway. It is possible to reduce the burden on the worker who performs the installation work. Then, after the internal radio wave transmitting / receiving means and the external radio wave transmitting / receiving means are connected, the landing door is closed and the cable is held, whereby the cable can be stably held. Thus, the installation work can be easily performed and the convenience can be improved.

  The elevator radio relay device and the elevator radio relay device installation method according to the present invention include an internal radio wave transmission / reception means inside the hoistway and an external radio wave transmission / reception means outside the hoistway, and the landing door is closed. Pass the cable through the hoistway by closing the landing door and connecting the internal and external radio transmission / reception means through a cable that is dimensioned so that it is clamped by the landing door. Since the cable can be stably held by the closing force of the landing door without providing a through hole, the time and labor required for the installation work can be saved, and the installation work can be performed easily. In this way, the installation work can be easily performed and the convenience can be improved, so that the workability superior in the installation work than before can be realized, and the labor of the worker for the installation work can be reduced. Can be reduced.

It is a figure explaining the structure of the elevator with which 1st Embodiment of the electromagnetic wave relay apparatus for elevators which concerns on this invention is applied. It is a figure showing composition of a 1st embodiment of an electromagnetic wave relay device for elevators concerning the present invention. It is a figure which shows the structure of 2nd Embodiment of the electromagnetic wave relay apparatus for elevators which concerns on this invention.

  EMBODIMENT OF THE INVENTION Hereinafter, the form for implementing the installation method of the electromagnetic wave relay apparatus for elevators and the electromagnetic wave relay apparatus for elevators which concerns on this invention is demonstrated based on figures.

[First Embodiment]
The first embodiment of the elevator radio relay apparatus according to the present invention is applied to an elevator installed in a building, for example, as shown in FIG. The elevator can be opened and closed to the hoistway 20, the car 15 that moves up and down in the hoistway 20, the doorway 21 shown in FIG. 2 provided at the landing on which the car 15 is landed, and the doorway 21. A landing door 5 that is provided and divides the inside and the outside of the hoistway 20 is provided. In the first embodiment of the present invention, the base station 1 is installed at a position away from the building.

  1st Embodiment of this invention is provided with the communication means which relays communication between the inside of the hoistway 20, and the exterior. As shown in FIGS. 1 and 2, this communication means is provided inside the hoistway 20, and receives internal radio waves from the hoistway 20 and transmits radio waves to the hoistway 20. And external radio wave transmitting / receiving means 2 that is provided outside the hoistway 20 and receives radio waves from the outside of the hoistway 20 and transmits radio waves to the outside of the hoistway 20, and the landing door when the landing door 5 is closed. 5 has a dimension set so as to be sandwiched by 5 and has a cable 14 for connecting the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2. The internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 operate by being supplied with electric power from a power source such as a battery (not shown).

  Specifically, the internal radio wave transmission / reception means 4 is connected to a power source such as the above-described battery, for example, and receives radio waves of the communication device 3 carried by the worker or the like inside the hoistway 20. It includes an internal antenna 12 that transmits radio waves, and an internal wireless communication unit 13b that is integrally attached to the internal antenna 12 and converts the signals into signals corresponding to the radio waves received by the internal antenna 12. The external radio wave transmission / reception means 2 is connected to a power source such as the above-described battery, for example. The external radio wave transmission / reception means 2 receives the radio wave transmitted from the base station 1 and transmits the radio wave to the base station 1, and the external antenna 11 And an external wireless communication unit 13a that converts the signal into a signal corresponding to the radio wave received by the external antenna 11. A cable 14 is connected to the internal wireless communication unit 13b and the external wireless communication unit 13a.

  For example, the internal antenna 12 is set in a truncated cone shape so that the lower surface 12a faces the landing door 5, and the internal wireless communication unit 13b has the same size as the diameter of the lower surface 12a of the internal antenna 12, for example. The end surface 13b1 of the circular end surfaces 13b1 and 13b2 of the internal wireless communication unit 13b is combined with the lower surface 12a of the internal antenna 12 to be integrated.

  On the other hand, the external antenna 11 is set in the shape of a truncated cone so that the lower surface 11a is opposed to the landing door 5 like the internal antenna 12, for example, and the external wireless communication unit 13a is, for example, the lower surface 11a of the external antenna 11. The end surface 13a1 of the circular end surfaces 13a1 and 13a2 of the external wireless communication unit 13a is combined with the lower surface 11a of the external antenna 11 to be integrated with the lower surface 11a of the external antenna 11. It has become.

  In the first embodiment of the present invention, the communication means has attachment means (described later) for attaching the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 to both sides of the landing door 5. The size is set to be smaller than the distance between the door 5 and the car 15. The mounting means described above is provided, for example, in the first magnet 16b provided in the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 at a position facing the first magnet 16b across the landing door 5. The second magnet 16a is arranged.

  The magnet 16b is set in the shape of a cylinder having the same diameter as the diameter of the end surface 13b2 of the internal wireless communication unit 13b, and the circular shape of the magnet 16b with respect to the end surface 13b2 of the internal wireless communication unit 13b. Of the end faces 16b1 and 16b2, the end face 16b1 is united and integrated. On the other hand, the magnet 16a is set in the shape of a cylinder having the same diameter as the diameter of the end surface 13a2 of the external wireless communication unit 13a, and the circular shape of the magnet 16a with respect to the end surface 13a2 of the external wireless communication unit 13a. Of the end faces 16a1 and 16a2, the end face 16a1 is united and integrated. The end surfaces 16a2 and 16b2 of the magnets 16a and 16b are attracted to each other by magnetic force and are in contact with both sides of the landing door 5.

  Here, the landing door 5 is, for example, outside the hoistway 20, that is, the left door 5A disposed on the left side when viewed from the landing, the right door 5B disposed on the right side when viewed from the landing, and the right side of the left door 5A. A hook (not shown) provided on the end surface 5a facing the door 5B and a hook receiver (not shown) which is provided on the end surface 5b facing the left door 5A of the right door 5b and engages with the hook of the left door 5A. When the left door 5A and the right door 5B are closed, the hook of the left door 5A engages with the hook receiver of the right door 5B and is locked.

  Even if the left door 5A and the right door 5B are closed and locked, there is a slight gap between the end surface 5a of the left door 5A and the end surface 5b of the right door 5B. When the left door 5A and the right door 5B are closed, the cable 14 is sandwiched between the end surface 5a of the left door 5A and the end surface 5b of the right door 5B. The internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 described above are attached to the right door 5 </ b> B of the landing door 5.

  The elevator radio relay apparatus according to the first embodiment configured as described above is installed in the elevator as follows, for example.

  In the first embodiment of the elevator radio relay apparatus installation method according to the first embodiment of the present invention, the internal radio wave transmission / reception means 4 is arranged inside the hoistway 20, and the external radio wave transmission / reception means 2 is placed in the hoistway 20. After the arrangement step of arranging outside, the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 are arranged, the cable 14 is passed through the entrance / exit 21 of the landing and the cable 14 is passed through the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2. And a pinching step of closing the landing door 5 and pinching the cable 14 after the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 are connected.

  Specifically, the internal antenna 12, the internal wireless communication unit 13b, and the magnet 16b that are integrally formed in the placement step are disposed inside the hoistway 20, and the external antenna 11 and the external wireless communication unit that are integrally formed. 13a and the magnet 16a are arranged outside the hoistway 20, and the end surface 16a2 of the magnet 16a and the end surface 16b2 of the magnet 16b are attached to both sides of the right door 5B so as to face each other with the right door 5B interposed therebetween.

  Next, in the connection step, the cable 14 is passed between the end surface 5a of the left door 5A and the end surface 5b of the right door 5B in the entrance 21 of the landing, and one end of the cable 14 is connected to the internal wireless communication unit 13b. The end is connected to the external wireless communication unit 13a. In the clamping step, the left door 5A and the right door 5B are closed, and the cable 14 is clamped between the end surfaces 5a and 5b.

  Thus, for example, as shown in FIG. 1, when the communication device 3 carried by the worker who has gone up behind the ceiling of the car 15 in the maintenance work emits radio waves, the internal antenna 12 of the internal radio wave transmitting / receiving means 4 is connected to the communication device 3. The radio wave is received and converted into a signal corresponding to the radio wave received by the internal wireless communication unit 13b. Thereafter, a signal corresponding to the radio wave of the communication device 3 is transmitted to the external wireless communication unit 13a via the cable 14, and converted into a radio wave corresponding to the signal transmitted by the external wireless communication unit 13a. Since the external antenna 11 transmits the radio wave, the base station 1 and the inside of the hoistway 20 can communicate with each other, so that the operator is located outside the building where the elevator is installed by the communication device 3. Etc. can be contacted.

  According to the first embodiment of the elevator radio relay device and the elevator radio relay device installation method of the present invention configured as described above, the internal antenna 12, the internal radio communication unit 13b, and the magnet 16b are provided. Attached to the inside of the right door 5B, the external antenna 11, the external wireless communication unit 13a, and the magnet 16a are attached to the outside of the right door 5B, and the cable 14 is connected to the wireless communication units 13a and 13b through the entrance 21 of the landing. Then, by closing the left door 5A and the right door 5B, the cable 14 is fixed at the end surfaces 5a and 5b of the doors 5A and 5B without providing a through hole through which the cable 14 passes through the landing door 5 in the hoistway 20. In this state, the hoistway 20 can be inserted between the inside and the outside, and the time and labor required for the installation work can be saved.

  Further, even after the antennas 11 and 12, the wireless communication units 13a and 13b, and the cables 14 are installed in the elevator, the cables 14 that have been sandwiched are opened by opening the left door 5A and the right door 5B. As a result, it is possible to freely change the installation location of each antenna 11, 12 while confirming the radio wave state of each antenna 11, 12, or to check the state of the cable 14, so that the radio wave state of each antenna 11, 12 can be adjusted. Workability in maintenance work such as work and cable 14 replacement work can be improved. Thereby, the time which stops the operation | movement of an elevator in a maintenance operation | work can be suppressed short, and the high convenience with respect to an operator and a passenger can be ensured. In this way, the installation work can be performed easily and the convenience can be improved, so that excellent workability can be realized in the installation work, and the labor of the worker for the installation work can be reduced. Can do. Since the operator can perform maintenance work by communicating with a service base outside the hoistway 20 through the communication device 3, it is not necessary to go out of the hoistway 20 to the outside, and the maintenance work has high efficiency. Sex can be secured.

  Further, in the first embodiment of the radio wave relay device for an elevator according to the present invention, the internal radio wave transmission / reception means 4 attached to the inside of the right door 5B has a size smaller than the interval between the right door 5B and the car 15. Thus, even if the car 15 moves up and down in the hoistway 20, it can be prevented that the car 15 collides with or comes into contact with the internal antenna 12, and the internal antenna 12 and the car 15 are damaged. That can be suppressed. Thereby, the internal antenna 12 and the car 15 can be used for a long time in a good state. In addition, since the car 15 that is being lifted can be prevented from coming into contact with the internal antenna 12 and being shaken greatly, the passengers who are on the car 15 do not feel uneasy and can operate the car 15 comfortably. Can be realized. Thereby, the high reliability with respect to an elevator is securable.

  In the first embodiment of the elevator radio relay apparatus of the present invention, the internal antenna 12, the internal wireless communication unit 13b, and the magnet 16b are integrally formed, and the external antenna 11, the external wireless communication unit 13a, and the magnet are integrated. Since 16a is integrally formed, the end surface 16b2 of the magnet 16b disposed inside the hoistway 20 and the end surface 16a2 of the magnet 16a disposed outside are opposed to each other with the right door 5B interposed therebetween. By contacting the inside and the outside of the right door 5B, the radio wave transmitting / receiving means 2 and 4 can be fixed to both sides of the right door 5B by the magnetic force of the magnets 16a and 16b. Thereby, the attachment work of each radio wave transmission / reception means 2 and 4 can be easily performed, and the work time can be greatly shortened.

  In addition, since the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 can be easily detached from both sides of the right door 5B, it takes no effort to change the installation location of the antennas 11 and 12, and each antenna 11 , 12 is convenient for adjusting the radio wave condition. Therefore, the work efficiency in the installation work of each antenna 11 and 12 and the radio wave adjustment work can be improved. Further, by applying the magnets 16a and 16b as attachment means for attaching the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 to the right door 5B, the radio wave transmission / reception means 2, 4 can be connected to the right door without damaging the right door 5B. 5B can be fixed. Further, since the lower surface 12a of the internal antenna 12 of the truncated cone and the lower surface 11a of the external antenna 11 of the truncated cone can be arranged to face each other with the right door 5B interposed therebetween, the installation space for the antennas 11 and 12 is reduced. be able to.

  Further, in the first embodiment of the radio wave relay device for an elevator according to the present invention, as described above, the cable 14 is sandwiched between the end surface 5a of the left door 5A and the end surface 5b of the right door 5B, whereby the left door 5A and the right door 5B. It becomes difficult to remove the cable 14 in a state where the door is closed. In particular, since a special special jig is required to unlock and open the locked left door 5A and right door 5B, the cable 14 can be firmly fixed to each door 5A, 5B. Theft of the radio wave transmission / reception means 4, the external radio wave transmission / reception means 2, and the cable 14 can be prevented.

[Second Embodiment]
FIG. 3 is a diagram showing a configuration of a second embodiment of the elevator radio relay apparatus according to the present invention.

  The second embodiment of the radio wave relay apparatus for elevators according to the present invention is different from the first embodiment of the radio wave relay apparatus for elevators described above. In the first embodiment, the attachment means is an internal radio wave as shown in FIG. In contrast to the magnet 16b provided in the transmission / reception means 4 and the magnet 16a provided in the external radio wave transmission / reception means 2, in the second embodiment, the attachment means is, for example, the right door 5B as shown in FIG. A female screw (not shown) provided on the inner surface, a fixture 18 that integrally connects the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2, a through hole (not shown) formed in the fixture 18; The screw 19 is formed with a male screw (not shown) inserted into the through hole and screwed into the female screw. Note that the fixture 18 is formed in a U-shape by, for example, a metal fitting, a thin iron box, or an iron frame, and the opening of the fixture 18 is set larger than the thickness of the right door 5B. The other configuration is the same as that of the first embodiment of the elevator radio relay apparatus.

  The elevator radio relay apparatus according to the second embodiment configured as described above is installed in the elevator as follows, for example.

  In the second embodiment of the elevator radio relay apparatus installation method according to the second embodiment of the present invention, for example, the internal antenna 12 and the internal wireless communication unit 13b that are integrally formed in the placement process are placed inside the hoistway 20. In addition, the external antenna 11 and the external wireless communication unit 13a that are integrally formed are disposed outside the hoistway 20, and the end surface 13a2 of the external wireless communication unit 13a and the end surface 13b2 of the internal wireless communication unit 13b form the right door 5B. It is attached to both sides of the right door 5B so as to face each other. Then, one end of the fixture 18 is fixed to the internal wireless communication unit 13b by welding or the like so that the end face 5b of the right door 5B is inserted into the opening of the U-shaped fixture 18, and the other end is external wireless communication. It fixes to the part 13a by welding etc., the screw 19 is passed through the through-hole of the fixture 18, and the male screw of the screw 19 is screwed with the female screw of the right door 5B.

  Next, in the connecting step, the cable is passed between the end surface 5a of the left door 5A and the end surface 5b of the right door 5B in the entrance 21 of the landing, and one end of the cable is connected to the internal wireless communication unit 13b and the other end is connected. Connect to the external wireless communication unit 13a. Then, in the clamping step, the left door 5A and the right door 5B are closed and the cables are clamped between the end faces 5a and 5b. In addition, in 2nd Embodiment of the installation method of the electromagnetic wave relay apparatus for elevators of this invention, the cable is arrange | positioned under the fixing tool 18 and is not illustrated in FIG.

  According to the second embodiment of the radio wave relay apparatus for an elevator and the second embodiment of the installation method of the radio wave relay apparatus for an elevator according to the present invention configured as described above, the internal radio communication is performed by the fixture 18 in the arranging step as described above. The portion 13b and the external wireless communication portion 13a are held in contact with the inside and outside of the right door 5B, the screw 19 is passed through the through hole of the fixture 18, and the male screw of the screw 19 is inserted into the female of the right door 5B. By being screwed into the screw, the radio wave transmitting / receiving means 2 and 4 can be firmly attached to both sides of the right door 5B with only the fixing tool 18 and the screw 19, and a stable fixed state can be realized. Thereby, since the manufacturing cost required for the attachment means for attaching the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 can be suppressed at a low cost, the cost is excellent. Further, the female screw into which the male screw of the screw 19 is screwed is formed on the inner surface of the right door 5B and is not provided on the outer surface of the right door 5B. High designability can be maintained.

  Each of the first and second embodiments of the above-described elevator radio relay apparatus has been described with respect to the case where the landing door 5 is double-opened having the left door 5A and the right door 5B. It may be a door. Moreover, although each 1st, 2nd embodiment of the electromagnetic wave relay apparatus for elevators of this invention demonstrated the case where the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 were attached to the right door 5B, it is restricted to this case. The internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 may be attached to the left door 5A.

  Furthermore, in each of the first and second embodiments of the radio wave relay apparatus for an elevator according to the present invention, the internal radio wave transmission / reception means 4 includes an internal antenna 12 and an internal radio communication unit 13b, and the external radio wave transmission / reception means 2 includes an external antenna 11 and an external antenna. Although the case where it consists of the radio | wireless communication part 13a was demonstrated, not only in this case, the internal radio wave transmission / reception means 4 receives the radio wave of the communication apparatus 3 which an operator etc. carry in the inside of the hoistway 20, for example, and this communication The external radio wave transmission / reception means 2 includes, for example, an external antenna that receives radio waves transmitted from the base station 1 and transmits radio waves to the base station 1, and includes a radio communication unit. By connecting the cable directly to each of these antennas without passing through, the signal induced when one antenna receives the radio wave passes through the cable. And transmit the square of the antenna may transmit radio waves.

  Moreover, although each 1st, 2nd embodiment of the electromagnetic wave relay apparatus for elevators of this invention demonstrated the case where electric power was supplied to the internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 by power supplies, such as a battery, The internal radio wave transmission / reception means 4 and the external radio wave transmission / reception means 2 may be operated by electric power induced by the received radio waves instead of being provided with a power source such as a battery.

DESCRIPTION OF SYMBOLS 1 Base station 2 External radio wave transmission / reception means 3 Communication apparatus 4 Internal radio wave transmission / reception means 5 Landing door 5A Left door 5B Right door 5a, 5b End surface 11 External antenna 11a Lower surface 12 Internal antenna 12a Lower surface 13a External wireless communication part 13b Internal wireless communication part 13a1 , 13a2, 13b1, 13b2, 16a1, 16a2, 16b1, 16b2 End face 14 Cable 15 Car 16a, 16b Magnet 18 Fixing tool 19 Screw 20 Hoistway 21 Entrance / exit

Claims (5)

A hoistway, a car that moves up and down in the hoistway, an entrance / exit provided in a landing where the car lands, and a hall that can be opened and closed at the entrance and separates the inside and the outside of the hoistway In an elevator radio relay apparatus that is applied to an elevator including a door and includes a communication unit that relays communication between the inside and outside of the hoistway.
The communication means includes
An internal radio wave transmitting / receiving means that is provided inside the hoistway, receives radio waves from the hoistway, and transmits radio waves to the hoistway;
An external radio wave transmitting / receiving means that is provided outside the hoistway, receives radio waves from the outside of the hoistway, and transmits radio waves to the outside of the hoistway;
Elevator radio relay characterized in that it is dimensioned to be clamped by the landing door when the landing door is closed, and has a cable connecting the internal radio transmission / reception means and the external radio transmission / reception means apparatus. The elevator radio relay device according to claim 1,
The communication means has attachment means for attaching the internal radio wave transmission / reception means and the external radio wave transmission / reception means to both sides of the landing door,
The elevator radio wave relay device, wherein the internal radio wave transmission / reception means is set to a size smaller than an interval between the landing door and the car. The elevator radio relay device according to claim 2,
The attachment means includes
A first magnet provided in the internal radio wave transmitting / receiving means;
An elevator radio wave relay apparatus comprising: a second magnet provided in the external radio wave transmitting / receiving means and disposed at a position facing the first magnet across the landing door. The elevator radio relay device according to claim 2,
The attachment means includes
A female screw provided on the landing door;
A fixture that integrally connects the internal radio wave transmitting / receiving means and the external radio wave transmitting / receiving means;
A through-hole drilled in the fixture;
An elevator radio relay apparatus comprising: a screw inserted into the through hole and having a male screw that is screwed into the female screw. A hoistway, a car that moves up and down in the hoistway, an entrance / exit provided in a landing where the car lands, and a hall that can be opened and closed at the entrance and separates the inside and the outside of the hoistway Applied to an elevator including a door, and provided with a communication means for relaying communication between the inside and outside of the hoistway, the communication means is provided inside the hoistway, and from the inside of the hoistway An internal radio wave transmission / reception means for receiving radio waves and transmitting radio waves to the inside of the hoistway, and provided outside the hoistway, receiving radio waves from the outside of the hoistway, and receiving radio waves to the outside of the hoistway An external radio wave transmission / reception means, and a cable that is dimensioned to be clamped by the landing door when the landing door is closed, and that connects the internal radio wave transmission / reception means and the external radio wave transmission / reception means. D In method of installing an elevator radio relaying apparatus installed beta radio wave relay device,
Arranging the internal radio wave transmission / reception means inside the hoistway and arranging the external radio wave transmission / reception means outside the hoistway;
After the internal radio wave transmission / reception means and the external radio wave transmission / reception means are disposed, the connection step of passing the cable through the doorway and connecting the cable to the internal radio wave transmission / reception means and the external radio wave transmission / reception means;
An elevator radio relay apparatus installation method comprising: a clamping step of closing the landing door and clamping the cable after the internal radio wave transmission / reception means and the external radio wave transmission / reception means are connected.

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