CN218497638U - Remote switching value signal wireless real-time transmission device - Google Patents
Remote switching value signal wireless real-time transmission device Download PDFInfo
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- CN218497638U CN218497638U CN202221456804.9U CN202221456804U CN218497638U CN 218497638 U CN218497638 U CN 218497638U CN 202221456804 U CN202221456804 U CN 202221456804U CN 218497638 U CN218497638 U CN 218497638U
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Abstract
The utility model belongs to the technical field of switching value signal application, specifically disclose a remote switching value signal wireless real-time transmission device, including wireless transmitting terminal instrument box, receiving terminal wireless instrument box, first wireless module, first switching value collection module, first normally open switch, second wireless module, configuration screen, second switching value collection module and second normally open switch etc.. The utility model has the advantages that: 1. the transmission distance is long and can reach 1-10KM, the transmission speed is high, the data transmission time interval is 20ms, the data is transmitted for three times, the receiving end can be ensured to accurately receive the switching value signal of the transmitting end, and the switching value wireless transmission not only can transmit the signal state, but also can control and manage the signal; 2. the control method has the advantages of simplicity, high precision, real-time transmission, strong anti-interference performance and the like, is suitable for various complicated and severe field working conditions, has extremely low maintenance cost and is convenient for field workers to control.
Description
Technical Field
The utility model belongs to the technical field of the switching value signal is used, concretely relates to remote switching value signal wireless real-time transmission device is applied to trades such as power plant, steel mill, chemical industry, cement building materials, coal mineral products, plumbing.
Background
At present, on-site switching value signal transmission generally adopts bus (wire) transmission, an acquisition device is connected to a display or control terminal of a terminal through a wire to monitor the start, stop, control and other operations of on-site equipment, and the transmission distance is effective within 800 ranges and can not achieve the purpose of transmitting switching value signals remotely. In addition, a GPRS wireless transmission switching value signal is provided, a wireless system based on a GSM network can realize data transmission within the distance of 1-3km, the GPRS network adopts a packet switching technology on the basis of the original GSM network, the switching value transmission time is about 3-5 minutes, a wireless transmission module needs to be inserted into a mobile phone SIM card, and the signal is transmitted to a terminal dcs system through a mobile phone card network.
At present, the traditional bus transmission switching value is a universal transmission mode, the application is wider, the GPRS transmission distance is longer than the bus distance transmission, and the operation is simpler and more convenient.
However, it has the following disadvantages: 1. the distance of bus transmission switching value signals is short, the bus generally adopts 220V voltage, the bus is damaged by skin and electric leakage caused by severe environment, and production accidents are easy to occur; 2. the bus is adopted to transmit signals, the line needs to be detected regularly, the bus needs to be replaced, the transmission line is complex, the labor cost is increased, and time and labor are wasted; 3. the GPRS has great delay in data transmission, and the problems of packet error, packet drop, packet leakage and the like of data transmission often occur, so that the terminal cannot control field equipment; 4. GPRS wireless transmission needs to insert a mobile phone card, the cost of the mobile phone card needs to be charged frequently, if the mobile phone card is in a defaulting condition, field personnel cannot confirm the mobile phone card, data cannot be transmitted, and the real-time performance is poor; 5. GPRS data transmission is a state that only data can be transmitted, and field equipment cannot be controlled.
Therefore, based on the above problem, the utility model provides a remote switching value signal wireless real-time transmission device.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at providing a remote switching value signal wireless real-time transmission device solves the technical problem who exists among the background art, if solve switching value transmission distance short, postpone long, need often change the circuit, fall the package, mistake package, leak the package scheduling problem.
The technical scheme is as follows: the utility model provides a remote switching value signal wireless real-time transmission device, which comprises a wireless transmitting end instrument box and a receiving end wireless instrument box; a first wireless module, a first switching value acquisition module and a first normally open switch are installed in the wireless transmitting end instrument box, wherein the first switching value acquisition module is respectively connected with the first wireless module and the first normally open switch; the receiving end wireless instrument box is internally provided with a second wireless module, a configuration screen, a second switching value acquisition module and a second normally-open switch, wherein the second switching value acquisition module is respectively connected with the second wireless module, the configuration screen and the second normally-open switch.
This technical scheme, remote switching value signal wireless real-time transmission device still includes first power, the second power that sets up respectively in wireless transmitting end instrument box, the wireless instrument box of receiving terminal, and wherein, first power is connected with first wireless module, first switching value collection module, first normally open switch respectively, and the second power is connected with second wireless module, configuration screen, second switching value collection module, second normally open switch respectively.
This technical scheme, remote switching value signal wireless real-time transmission device still including setting up first wireless antenna, the second wireless antenna on wireless transmitting end instrument box, receiving terminal wireless instrument box respectively, wherein, first wireless antenna is connected with first wireless module, and the second wireless antenna is connected with second wireless module.
In the technical scheme, the first power supply and the second power supply are respectively 24V.
Compared with the prior art, the utility model discloses a remote switching value signal wireless real-time transmission device's beneficial effect lies in: 1. the transmission distance is long and can reach 1-10KM, the transmission speed is high, the data transmission time interval is 20ms, the data is transmitted for three times, the receiving end can be ensured to accurately receive the switching value signal of the transmitting end, and the switching value wireless transmission not only can transmit the signal state, but also can control and manage the signal; 2. the control method has the advantages of simplicity, high accuracy, real-time transmission, strong anti-interference performance and the like, is suitable for various complex and severe field working conditions, has extremely low maintenance cost and is convenient for field workers to control.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a remote switching value signal wireless real-time transmission device of the present invention;
fig. 2 is a schematic structural diagram of a transmitting end of a remote switching value signal wireless real-time transmission device of the present invention;
fig. 3 is a schematic structural diagram of a receiving end of a remote switching value signal wireless real-time transmission device according to the present invention;
fig. 4 is an electrical schematic diagram of the first wireless module or the second wireless module of the remote switching value signal wireless real-time transmission device of the present invention;
fig. 5 is an electrical schematic diagram of the first switching value acquisition module or the second switching value acquisition module of the remote switching value signal wireless real-time transmission device of the present invention;
wherein, the sequence numbers in the figure are as follows: 100-a wireless transmitting end instrument box, 101-a first wireless antenna, 102-a first wireless module, 103-a first switching value acquisition module, 104-a first power supply, 105-a first normally open switch, 200-a receiving end wireless instrument box, 201-a second wireless antenna, 202-a second wireless module, 203-a configuration screen, 204-a second switching value acquisition module, 205-a second normally open switch and 206-a second power supply.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that, the terms "top", "bottom", "one side", "the other side", "front") "rear", "middle", "inner", "top", "bottom".
Bottom "and the like are orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience of describing the present invention and simplifying the 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A remote wireless real-time transmission device for switching value signals, as shown in fig. 1, 2 and 3, comprises a wireless transmitting instrument box 100 and a receiving instrument box 200;
a first wireless module 102, a first switching value acquisition module 103 and a first normally open switch 105 are installed in the wireless transmitting end instrument box 100, wherein the first switching value acquisition module 103 is respectively connected with the first wireless module 102 and the first normally open switch 105;
the receiving-end wireless meter box 200 is internally provided with a second wireless module 202, a configuration screen 203, a second switching value acquisition module 204 and a second normally open switch 205, wherein the second switching value acquisition module 204 is respectively connected with the second wireless module 202, the configuration screen 203 and the second normally open switch 205.
The wireless real-time transmission device for the remote switching value signals of the structure is preferable, and further comprises a first power supply 104 and a second power supply 206 which are respectively arranged in the wireless transmitting end instrument box 100 and the wireless receiving end instrument box 200, wherein the first power supply 104 is respectively connected with the first wireless module 102, the first switching value acquisition module 103 and the first normally open switch 105, and the second power supply 206 is respectively connected with the second wireless module 202, the configuration screen 203, the second switching value acquisition module 204 and the second normally open switch 205.
The remote wireless real-time transmission device for switching value signals of the present configuration preferably further includes a first wireless antenna 101 and a second wireless antenna 201 respectively disposed on the wireless transmitting end meter box 100 and the receiving end wireless meter box 200, wherein the first wireless antenna 101 is connected to the first wireless module 102, and the second wireless antenna 201 is connected to the second wireless module 202.
The first power supply 104 and the second power supply 206 are each 24V.
The utility model discloses a remote switching value signal wireless real-time transmission device, at first with on-the-spot switching value signal access first switching value acquisition module 103 in transmitting terminal wireless instrument box 100, parameter data after first switching value acquisition module 103 handles carries out remote transmission through first wireless module 102, first wireless antenna 101; then a second wireless module 202 in the receiving end wireless instrument box 200 receives the parameter data, transmits the parameter data into a second switching value acquisition module 204, and transmits the switching value signal to the DCS terminal; and finally, monitoring and controlling the transmitting terminal equipment through a terminal configuration picture of the configuration screen 203.
The configuration screen 203 can be used for installing on-site monitoring or controlling on-site equipment according to on-site requirements; an MODBUS protocol is adopted between the first wireless module 102 of the transmitting terminal and the second wireless module 202 of the receiving terminal, and a 485 communication interface is adopted between the first wireless module 102 and the first switching value acquisition module 103 for switching value mutual data transmission; the second wireless module 202 and the second switching value acquisition module 204 adopt a 485 communication interface to perform switching value mutual data transmission.
The switching value signals DI and DO of the first switching value collecting module 103 and the second switching value collecting module 204 may be added to the extension module.
The application of the structure is a switching value signal wireless real-time monitoring system, which comprises the remote switching value signal wireless real-time transmission device and adopts the working method.
Examples
The working principle or the structural principle of the remote switching value signal wireless real-time transmission device shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 is as follows:
a transmitting end: the method comprises the steps that a first switching value acquisition module 103 of a transmitting wireless instrument box acquires field switching value signals, data processing is carried out through the first switching value acquisition module 103, the signals are converted into digital signals and transmitted to a first wireless module 102, and the first wireless module 102 transmits the digital signals to a receiving end through a first wireless antenna 101;
receiving end: the transmitted switching value signal parameter information is received through the second wireless antenna 201 and transmitted to the second switching value acquisition module 204 through the second wireless module 202, the second switching value acquisition module 204 converts the information into a digital signal after processing and transmits the digital signal to the second wireless module 202, and the second wireless module 202 transmits the digital signal to the DCS terminal through the second wireless antenna 201;
the transmitting terminal and the receiving terminal can perform mutual transmission of switching value signals, so that the feedback and control effects are achieved.
The first switching value acquisition module 103 and the second switching value acquisition module 204 are powered by 220V, the first power source 104 (+ 24V) and the second power source 206 (+ 24V) respectively supply power to the first wireless module 102 and the second wireless module 202, the field switching value signal is accessed to the DI end (8 DI) of the first switching value acquisition module 103 in the transmitting end wireless instrument box, the data processed by the first switching value acquisition module 103 is remotely transmitted to the wireless instrument box at the receiving end through the wireless antenna through a 485 communication interface, the wireless instrument box receives the data through the second wireless antenna 201 and the second wireless module 202 and transmits the data to the second switching value acquisition module 204, the switching value signal is transmitted to the DCS terminal through the DO port of the second switching value acquisition module 204, and the transmitting end device can be monitored and controlled through the configuration screen 203 (display terminal configuration screen) or the terminal configuration screen.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (2)
1. The utility model provides a remote switching value signal wireless real-time transmission device which characterized in that: the instrument box comprises a wireless transmitting end instrument box (100) and a receiving end wireless instrument box (200);
a first wireless module (102), a first switching value acquisition module (103) and a first normally-open switch (105) are installed in the wireless transmitting end instrument box (100), wherein the first switching value acquisition module (103) is connected with the first wireless module (102) and the first normally-open switch (105) respectively;
a second wireless module (202), a configuration screen (203), a second switching value acquisition module (204) and a second normally open switch (205) are installed in the receiving end wireless instrument box (200), wherein the second switching value acquisition module (204) is respectively connected with the second wireless module (202), the configuration screen (203) and the second normally open switch (205);
the wireless transmission meter box comprises a wireless transmission end meter box (100) and a wireless receiving end meter box (200), wherein the wireless transmitting end meter box and the wireless receiving end meter box are respectively provided with a first power supply (104) and a second power supply (206), the first power supply (104) is respectively connected with a first wireless module (102), a first switching value acquisition module (103) and a first normally-open switch (105), and the second power supply (206) is respectively connected with a second wireless module (202), a configuration screen (203), a second switching value acquisition module (204) and a second normally-open switch (205);
and a first wireless antenna (101) and a second wireless antenna (201) which are respectively arranged on the wireless transmitting end instrument box (100) and the receiving end wireless instrument box (200), wherein the first wireless antenna (101) is connected with the first wireless module (102), and the second wireless antenna (201) is connected with the second wireless module (202).
2. The remote switching value signal wireless real-time transmission device according to claim 1, wherein: the first power supply (104) and the second power supply (206) are respectively 24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221456804.9U CN218497638U (en) | 2022-06-10 | 2022-06-10 | Remote switching value signal wireless real-time transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221456804.9U CN218497638U (en) | 2022-06-10 | 2022-06-10 | Remote switching value signal wireless real-time transmission device |
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| Publication Number | Publication Date |
|---|---|
| CN218497638U true CN218497638U (en) | 2023-02-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221456804.9U Active CN218497638U (en) | 2022-06-10 | 2022-06-10 | Remote switching value signal wireless real-time transmission device |
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| CN (1) | CN218497638U (en) |
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- 2022-06-10 CN CN202221456804.9U patent/CN218497638U/en active Active
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