CN217824951U - A room on duty communication system for elevator - Google Patents
A room on duty communication system for elevator Download PDFInfo
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- CN217824951U CN217824951U CN202221378753.2U CN202221378753U CN217824951U CN 217824951 U CN217824951 U CN 217824951U CN 202221378753 U CN202221378753 U CN 202221378753U CN 217824951 U CN217824951 U CN 217824951U
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Abstract
The utility model provides a room on duty communication system for elevator, include: an antenna for receiving and transmitting communication signals; the duty room host is used for processing and sending communication signals; a signal converter for converting the analog communication signal into a digital communication signal; a repeater for forwarding and amplifying the communication signal; the signal converter is electrically connected with the repeater and the antenna, and the repeater is electrically connected with the duty room host through a 485 bus. The analog communication signals received by the antenna are converted into digital communication signals through the signal converter, the digital communication signals obtained by conversion of the signal converter are amplified by the repeater and then are sent to the duty room host, and the digital communication signals have the effects of small distortion rate and low packet loss rate relative to the analog signals, so that the accuracy of the communication signals is effectively guaranteed.
Description
Technical Field
The utility model belongs to the technical field of elevator safety and specifically relates to a room on duty communication system and device for elevator is related to.
Background
The elevator five-party communication system is an important component for ensuring the safe operation of the elevator. When the elevator breaks down, personnel trapped in the elevator can contact with a management center or the outside through an elevator communication system so as to inform rescue personnel to rescue in time and ensure the life safety of users.
The traditional elevator communication system mostly adopts a traditional simulator, namely, an interphone terminal outputs an audio signal, the audio signal is directly transmitted to the signal input of another terminal through a cable, and the audio signal is output from a loudspeaker after being amplified at the other terminal.
The traditional elevator communication system is easy to cause signal attenuation transmitted by a cable due to signal deviation of a duty room, thereby causing distortion; the cable is thick and hard, so that the cable is difficult to install in the process of installing the elevator communication system, the distance is long, and the construction cost is extremely high; meanwhile, the aging of the cable wire can be generated after the cable wire is used for a long time, and the maintenance cost can be invisibly increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a room on duty communication system and device for elevator to solve the cable conductor because the room on duty itself signal deviation leads to signal distortion, the cable conductor installation degree of difficulty big and the high technical problem of construction cost.
The utility model discloses the first aspect provides a room on duty communication system for elevator, include:
an antenna for receiving and transmitting communication signals;
the duty room host is used for processing and sending communication signals;
a signal converter for converting the analog communication signal into a digital communication signal;
the repeater is used for forwarding and amplifying the communication signals;
the signal converter is electrically connected with the repeater and the antenna, and the repeater is electrically connected with the duty room host through a 485 bus.
The utility model discloses an among the further scheme, the room communication system on duty still including the signal input and the output device who is used for inputing and exporting communication signal, signal input and output device and room host computer electric connection on duty.
In the scheme, communication signals can be input through the signal input and output equipment, the duty room host processes the communication signals input by the signal input and output equipment and then sends the processed communication signals to the repeater for amplifying the communication signals, the communication signals are sent to the elevator through the antenna, the signals are transmitted to the duty room host through the repeater for processing, then the communication signals are output through the signal input and output equipment, the communication signals are converted into audio, video and the like, and further the communication between the elevator and the duty room is realized.
In a further aspect of the present invention, the signal input and output device includes at least one of a video output device, a control device, an audio input device, and an audio output device.
In the scheme, the video output device and the audio output device can communicate the sound and the video in the elevator to the duty room, and communicate the sound in the duty room to the elevator through the audio input device, so that the mutual communication between the elevator and the duty room is realized.
In a further aspect of the present invention, the video output device, the control device, the audio input device and the audio output device are electrically connected to the host motherboard.
The utility model discloses an among the further scheme, communication system is still including the power that is used for the power supply, and the power is uninterrupted power source, and the power is used for supplying power for on duty room host computer and signal amplifier.
In this scheme, through providing uninterrupted power source can effectively prevent to make the communication of room on duty and elevator stop because the outage, improved the security of communication between elevator and the room on duty.
In a further aspect of the present invention, the repeater includes a repeater signal amplification board and a repeater main board, the repeater signal amplification board is electrically connected to the repeater main board.
In the scheme, the repeater can be used for expanding the network transmission distance by retransmitting or forwarding the data signal, so that the functions of copying, adjusting and amplifying the signal are realized.
In a further aspect of the present invention, the power source includes a first power source and a second power source, the first power source is used for providing the signal converter with the repeater provides the electric energy, and the second power source is used for providing the electric energy for the on-duty room host.
In the scheme, the first power supply and the second power supply are respectively used for supplying power to the repeater, the signal converter and the duty room host, so that the stability of the system can be improved, and the maintenance is convenient.
The utility model discloses an in the further scheme, the room host computer on duty includes host computer signal amplification board and host computer mainboard, host computer signal amplification board and host computer mainboard electric connection, the host computer mainboard with signal input and output device electric connection.
The utility model discloses the second aspect provides a room on duty communication device for elevator, include:
the signal receiving and transmitting module is used for transmitting signals to the elevator or receiving signals transmitted by the elevator;
the signal amplification circuit is used for amplifying the communication signal;
the signal conversion module is used for converting the analog communication signal into a digital communication signal;
and a processor for interconverting the audio signal, the video signal, and the communication signal.
In a further aspect of the present invention, the present invention further includes:
the signal input module is used for collecting audio signals;
and the signal output module is used for outputting the audio signal or the video signal.
In the scheme, after receiving a communication signal sent by an elevator, a signal receiving and transmitting module transmits the communication signal to a signal amplifying circuit, the signal amplifying circuit amplifies and adjusts the communication signal and sends the communication signal to a processor, the processor converts the communication signal into a video signal or an audio signal through signal processing and then sends the video signal or the audio signal to a signal output module, and the signal output module outputs the video signal or the audio signal; the signal input module collects audio signals, the processor converts the audio signals collected by the signal input module into communication signals, the signal amplification circuit amplifies and adjusts the communication signals and then sends the communication signals to the signal receiving and transmitting module, and the signal receiving and transmitting module transmits the communication signals to the elevator, so that real-time communication between the elevator and a duty room is achieved.
Compared with the prior art, the utility model discloses following beneficial effect has:
the analog communication signals received by the antenna are converted into digital communication signals through the signal converter, the digital communication signals obtained by conversion of the signal converter are amplified by the repeater and then are sent to the duty room host, and the digital communication signals have the effects of small distortion rate and low packet loss rate relative to the analog signals, so that the accuracy of the communication signals is effectively guaranteed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a duty room communication system for an elevator according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a duty room communication device for an elevator according to an embodiment of the present invention.
Reference numerals
100. Antenna with a shield
201. First power supply 202, second power supply
300. Repeater 301 and repeater signal amplification board
302. Repeater mainboard
401. Signal converter
500. On-duty room host 501, host signal amplification board
502. Main board of host
601. Audio input device 602 and audio output device
603. Video output apparatus 604, control apparatus
700. A room on duty communication device 701, signal reception and transmission module for elevator
702. Signal amplification circuit 703 and signal output module
704. Processor 705 and signal input module
706. Signal conversion module
Detailed Description
In order to make the above and other features and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings. It is understood that the specific embodiments described herein are for purposes of illustration only and are not intended to be limiting.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, a first feature "on" or "under" a second feature may be directly contacting the second feature or the first and second features may be indirectly contacting the second feature through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The utility model discloses the first aspect provides a room on duty communication system for elevator, include:
an antenna 100 for receiving and transmitting communication signals;
a duty room main unit 500 for processing and transmitting a communication signal;
a signal converter 401 for converting the analog communication signal into a digital communication signal;
a repeater 300 for forwarding and amplifying communication signals;
the repeater 300 and the signal converter 401 are disposed on the elevator, the signal converter 401 is electrically connected to the repeater 300 and the antenna 100, and the repeater 300 is electrically connected to the duty room main unit 500 through a 485 bus.
In practical use, the signal converter 401 selects a Radio Frequency (RF) printed circuit board, the signal converter 401 is always kept in a high-RF and high-frequency state by adopting the RF printed circuit board, the signal converter is generally installed in a repeater for convenient maintenance, the signal converter 401, the repeater 300 and the antenna 100 are installed on the roof of the elevator installation building, and the 485 bus is an 8-core wire.
The analog communication signal received by the antenna 100 is converted into a digital communication signal by the signal converter 401, and the repeater 300 amplifies the digital communication signal converted by the signal converter 401 and then sends the amplified digital communication signal to the on-duty room host 500.
The utility model discloses an among the further scheme, the room communication system on duty still including the signal input and the output device who is used for inputing and exports communication signal, signal input and output device and room host computer 500 electric connection on duty.
In the scheme, communication signals can be input through signal input and output equipment, the duty room host computer 500 processes the input communication signals and sends the processed input communication signals to the repeater 300 for amplifying the communication signals, the communication signals are sent to the elevator through the antenna 100, the signal transmission equipment transmits the signals to the duty room host computer 500 for processing, then the communication signals are output through the signal input and output equipment, the communication signals are converted into audio, video and the like, and further the communication between the elevator and the duty room is realized.
In a further aspect of the present invention, the signal input and output device includes at least one of a video output device 603, a control device 604, an audio input device 601, and an audio output device 602.
In the advanced scheme of the present invention, the video output device 603 can be a display, a mobile phone, a notebook computer, a television, or the like; the audio input device 601 may adopt a microphone, a microphone and the like; the audio output device 602 may be a sound, a headphone, or the like.
In the scheme, the video output device 603 and the audio output device 602 can communicate the sound and the video in the elevator to the duty room, and communicate the sound in the duty room to the elevator through the audio input device 601, so as to realize the mutual communication between the elevator and the duty room.
In a further aspect of the present invention, the communication system further includes a power supply for supplying power, the power supply is an uninterruptible power supply, and the power supply is used for supplying power to the on-duty room host 500 and the repeater 300.
In this scheme, through providing uninterrupted power source can effectively prevent to make the communication of room on duty and elevator stop because the outage, improved the security of communication between elevator and the room on duty.
In a further aspect of the present invention, the repeater 300 includes a repeater signal amplification board 301 and a repeater 300 main board 302, and the repeater signal amplification board 301 and the repeater 300 main board 302 are electrically connected.
In this solution, by using the repeater 300, the distance of network transmission can be extended by retransmitting or forwarding the data signal, so as to implement the functions of copying, adjusting and amplifying the signal.
In a further aspect of the present invention, the power source comprises a first power source 201 and a second power source 202, the first power source 201 is used for providing electric energy for the signal converter 401 and the repeater 300, and the second power source 202 is used for providing electric energy for the duty room mainframe 500.
In a further aspect of the present invention, the video output device 603, the control device 604, the audio input device 601 and the audio output device 602 are electrically connected to the host motherboard.
In this embodiment, the first power supply 201 and the second power supply 202 respectively supply power to the repeater 300, the signal converter 401 and the duty room mainframe 500, so as to improve the stability of the system and facilitate maintenance.
The utility model discloses a in the further scheme, room on duty host computer 500 includes host computer signal amplification board 501 and host computer mainboard 502, host computer signal amplification board 501 and host computer mainboard 502 electric connection, host computer mainboard 502 and signal input and output device electric connection.
The working principle is as follows:
1. person-to-person communication flow (audio signal): the antenna 100 receives and processes → the main board 302 passes through the repeater 300 → the elevator traveling cable → the main board of the duty room 500 → the duty room main unit 500, and the duty room main unit 500 and the elevator car are communicated (4 of 8 core wires are occupied);
2. device-to-device communication (control signals): the antenna 100 receives and transmits → analyzes and processes the main board 302 of the repeater 300 → sends the signal amplification board 301 of the repeater → receives the signal amplification board of the on-duty room host 500 → processes the main board extension of the on-duty room host 500 → displays the signal to the display device (2 lines in 8 core lines are occupied);
the main board of the main machine 500 in the duty room receives the signal of the operation key → the main board of the main machine 500 in the duty room is processed → the signal is sent to the amplification board of the main machine 500 in the duty room → the amplification board of the repeater 300 is received and transmitted → the main board 302 of the repeater 300 is analyzed and processed → the signal converter 401 converts the signal and then sends the signal → the antenna 100 of the repeater 300 sends the signal to the extension of the elevator (2 wires in 8 wires are occupied).
Referring to fig. 2, a second aspect of the present invention provides a duty room communication device 700 for an elevator, including:
the signal receiving and transmitting module is used for transmitting signals to the elevator or receiving signals transmitted by the elevator;
the signal amplification module is used for amplifying the communication signal;
the signal conversion module is used for converting the analog communication signal into a digital communication signal;
and a processor for interconverting the audio signal, the video signal and the communication signal
The signal receiving and transmitting module 701 is used for transmitting signals to the elevator or receiving signals transmitted by the elevator;
a signal amplification circuit 702 for amplifying a communication signal;
a signal conversion module 706, configured to convert the analog communication signal into a digital communication signal;
and a processor 704 for interconverting the audio signal, the video signal, and the communication signal;
in a further aspect of the present invention, the present invention further includes:
a signal input module 705 for acquiring an audio signal;
and a signal output module 703 for outputting an audio signal or a video signal.
In the scheme, after receiving a communication signal sent by an elevator, a signal receiving and transmitting module 701 transmits the communication signal to a signal amplifying circuit 702, the signal amplifying circuit 702 amplifies and adjusts the communication signal and sends the communication signal to a processor 704, the processor 704 converts the communication signal into a video signal or an audio signal through signal processing and sends the video signal or the audio signal to a signal output module 703, and the signal output module 703 outputs the video signal or the audio signal; the signal input module 705 collects audio signals, the processor 704 converts the audio signals collected by the signal input module 705 into communication signals, the signal amplification circuit 702 amplifies and adjusts the communication signals and then sends the communication signals to the signal receiving and transmitting module 701, and the signal receiving and transmitting module 701 transmits the communication signals to the elevator, so that real-time communication between the elevator and a duty room is achieved.
Further, it should be understood by those skilled in the art that if the embodiment of the present invention provides a duty room communication system and apparatus for an elevator, all or part of the sub-modules involved are combined and replaced by fusing, simple changing, mutual changing, etc., such as placing and moving positions of the components; or the products formed by the components are integrally arranged; or a detachable design; any combined component can be combined into a device/apparatus/system with a specific function, and the device/apparatus/system is used to replace the corresponding component of the present invention, which also falls into the protection scope of the present invention.
While embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (8)
1. A room-on-duty communication system for an elevator, comprising:
an antenna for receiving and transmitting communication signals;
the duty room host is used for processing and sending communication signals;
a signal converter for converting the analog communication signal into a digital communication signal;
a repeater for forwarding and amplifying the communication signal;
the signal converter is electrically connected with the repeater and the antenna, and the repeater is electrically connected with the duty room host through a 485 bus.
2. The system of claim 1, further comprising signal input and output devices for inputting and outputting communication signals, wherein the signal input and output devices are electrically connected to the main machine of the attendant room.
3. A cab communication system for an elevator according to claim 2 wherein the signal input and output devices include at least one of a video output device, a control device, an audio input device and an audio output device.
4. A duty room communication system for an elevator according to claim 3, further comprising a power supply for supplying power, said power supply being an uninterruptible power supply, said power supply being for supplying power to said duty room main unit, signal converter and said repeater.
5. The communication system of claim 4, wherein the repeater comprises a repeater signal amplification board and a repeater main board, and the repeater signal amplification board is electrically connected with the repeater main board.
6. The system of claim 5, wherein the power source comprises a first power source for providing power to the signal converter and the repeater and a second power source for providing power to the duty cycle host.
7. A duty room communication system for elevator according to any of claims 3-6 wherein said duty room main unit comprises a main unit signal amplification board and a main unit main board, said main unit signal amplification board is electrically connected with the main unit main board.
8. The system of claim 7, wherein the video output device, the control device, the audio input device, and the audio output device are electrically connected to the host motherboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221378753.2U CN217824951U (en) | 2022-06-02 | 2022-06-02 | A room on duty communication system for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221378753.2U CN217824951U (en) | 2022-06-02 | 2022-06-02 | A room on duty communication system for elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217824951U true CN217824951U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221378753.2U Active CN217824951U (en) | 2022-06-02 | 2022-06-02 | A room on duty communication system for elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217824951U (en) |
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2022
- 2022-06-02 CN CN202221378753.2U patent/CN217824951U/en active Active
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