CN206164859U - Basic station signal intensity tester among distribution automation - Google Patents
Basic station signal intensity tester among distribution automation Download PDFInfo
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- CN206164859U CN206164859U CN201621267731.3U CN201621267731U CN206164859U CN 206164859 U CN206164859 U CN 206164859U CN 201621267731 U CN201621267731 U CN 201621267731U CN 206164859 U CN206164859 U CN 206164859U
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- master control
- control borad
- base station
- distribution automation
- station signal
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Abstract
The utility model relates to a basic station signal intensity tester among distribution automation, a serial communication port, including interface arrangement, main control board and display screen, interface arrangement connects main control board and distribution automation terminal's wireless module, and the display screen is connected to the main control board. The main control board passes through the direct wireless module with distribution automation terminal of interface arrangement to be connected, and the basic station signal data calculation who acquires wireless module output obtains the signal intensity of a period to sending to the display screen and advancing line display so that the tester looks over, signal intensity that the wireless module sense of reality that can accurate measurement distribution automation terminal received has improved testing accuracy.
Description
Technical field
The utility model is related to signal detection technique field, base station signal strength in more particularly to a kind of power distribution automation
Tester.
Background technology
Due to the current wireless public network communication technology have low input cost, wide coverage, it is easy to implement the features such as, can be compared with
It is good to be applied to less demanding to communication reliability, non-" three is distant " (remote measurement, remote signalling, remote control) equipment and optical fiber is difficult to the field laid
Close, therefore range of application is wider in power distribution automation.
In traditional base station signal prospecting, generally electric room signal coverage condition is measured using cell phone, it depends on hand
Machine brand and operator, with stronger randomness with it is uncertain, reference value is not high, there is that test accuracy is low to be lacked
Point.
Utility model content
Based on this, it is necessary to for the problems referred to above, there is provided base station signal in a kind of high power distribution automation of test accuracy
Strength tester.
Base station signal strength tester in a kind of power distribution automation, including interface arrangement, master control borad and display screen, it is described to connect
Mouth device connects the wireless module of the master control borad and distribution power automation terminal, and the master control borad connects the display screen,
The interface arrangement accesses the base station signal data of the wireless module output and is delivered to the master control borad, described
Master control borad output signal strength to the display screen is shown.
Base station signal strength tester in above-mentioned power distribution automation, master control borad passes through interface arrangement directly and power distribution automation
The wireless module connection of terminal, the base station signal data for obtaining wireless module output are calculated the signal strength signal intensity of a period of time,
And send to display screen and shown so that tester checks, the wireless module that can accurately measure distribution power automation terminal is true
The signal strength signal intensity that true feeling is subject to, improves test accuracy.
Description of the drawings
Fig. 1 is the structure chart of base station signal strength tester in power distribution automation in an embodiment；
Fig. 2 is the structure chart of base station signal strength tester in power distribution automation in another embodiment.
Specific embodiment
In one embodiment, base station signal strength tester in a kind of power distribution automation, as shown in figure 1, including interface
The wireless mould of device 110, master control borad 120 and display screen 130, the connection master control borad 120 of interface arrangement 110 and distribution power automation terminal
Block 200, the connection display screen 130 of master control borad 120.The base station signal data of the access output of wireless module 200 of interface arrangement 110 are simultaneously defeated
Master control borad 120 is delivered to, the output signal strength of master control borad 120 to display screen 130 is shown.
Interface arrangement 110 can connect wireless module 200 by power line and holding wire, receive base station signal data and be delivered to
Master control borad 120, base station signal strength tester also passes through the output supply voltage of interface arrangement 110 to wireless mould in power distribution automation
Block 200 is powered, and is convenient for base station signal collection.It is strong that master control borad 120 is calculated signal according to the base station signal data for receiving
Degree is sent to display screen 130, realizes showing the real-time detection of base station signal strength, and accurately the signal of measurement Ge great operators is strong
Degree.
Specifically, master control borad 120 will be calculated asu (the alone signal unit independent signal lists of signal strength signal intensity
Unit) hexadecimal value be converted to the dBm, specially dBm=-113+2*asu of 10 hex values.The signal that display screen 130 shows
Intensity level is conventional dBm values, is easy to watch and counts.Signal strength signal intensity specifically may include instantaneous value and calculated value, and instantaneous value is
According to the calculated value of data for receiving, calculated value is the calculated value of real time data according to reception in preset duration,
The impact of indivedual abnormal datas can be rejected.
It should be noted that master control borad 120 is calculated signal strength signal intensity according to the base station signal data for receiving, can adopt
Current product ripe on the market, and its data handling procedure is realized using the common programs carried on these matured products,
New program can be not need to rely on to realize.Specifically, in the present embodiment, master control borad 120 is AT91SAM9260 industry control masters
Plate, AT91SAM9260 industrial control mainboards are a kind of multiple functional, and compact, stable performance, the flush bonding module of ultralow price are produced
Product.Module hardware presses completely the design of technical grade standard, and CPU adopts 32 technical grade ARM9 chips, dominant frequency to reach 200MHz, PCB
(Printed Circuit Board, printed circuit board) plate is designed through meticulous winding displacement, except providing comprehensive, efficient work(
Outside energy, module dissipation is also preferably controlled.
The type of display screen 130 is not also unique, and display screen 130 is LCD (Liquid Crystal in the present embodiment
Display, thin film transistor LCD device) display screen.Display screen 130 shows that in real time the signal of the output of master control borad 120 is strong
Degree, so that tester checks.Additionally, master control borad 120 can also gather module status, SIM state, the IP of wireless module 200
Value, login state, authentication mode, GPRS (General Packet Radio Service, GPRS) module
The Data Concurrents such as place network base station information (such as Location Area Code, sector area code) are delivered to display screen 130 and are shown.Coordinate complete
Netcom's wireless module and SIM, can accurately measure the signal of the Ge great operators that power distribution automation wireless module is experienced
Intensity, facilitates deciding on the state of wireless module 200, deagnostic communication channel status, so as to improve O＆M level and efficiency.
The amount that display screen 130 shows in real time includes：Module status (normal or abnormal), SIM state (normal or abnormal),
Signal strength values (be converted to dBm, when read be 99 when, show " no signal "), IP values (being converted to IP forms), frequency range
(0x00 represents unregistered, and 0x01 represents registered (local), 0x05 tables for (900MHZ, 1800MHz or 2100MHz), login state
Show registered (roaming)), (0x00 represents that PAP (recognize by Password Authentication Protocol, password to authentication mode
Card agreement) certification, 0x01 represents CHAP, and (Challenge Handshake Authentication Protocol, inquiry is shaken hands
Authentication protocol) certification), the state of passage 1 (connection status of center 1, normal or abnormal), the state of passage 2 (connection status of center 2, just
Often or extremely), LAC (Location Area Code, Location Area Code) value (represents the position area of GPRS module place network base station
Code) and CELLID (Cell Identity, honeycomb identification) value (representing the sector area code of GPRS module place network base station).
Specifically, display screen 130 may also display the acquisition time of signal strength signal intensity, and concrete form includes date Hour Minute Second,
It is defined by the time of last data.For SIM state, 90% is normal as normal in 10 times, is otherwise exception.For
Module status, 90% is normal as normal in 10 times, is otherwise exception.Frequency range adopts more than 50% standard, such as in 10 times
Have more than 5 times be 900MHz, then show 900MHz.For signal strength values (mean value of 10 times, dBm), if having indivedual 99,
Then should first reject；If all 99, show " no signal ".
Base station signal strength tester in above-mentioned power distribution automation, master control borad 120 passes through interface arrangement 110 directly and distribution
The wireless module 200 of automatization terminal connects, and the base station signal data for obtaining the output of wireless module 200 are calculated a period of time
Signal strength signal intensity, and send to display screen 130 and shown so that tester checks, can accurately measure power distribution automation end
The signal strength signal intensity that the wireless module sense of reality at end is arrived, improves test accuracy.
Base station signal strength tester can apply to the base station signal strength survey in newly-built electric room in above-mentioned power distribution automation
Examination (mixing wireless module), it is also possible to as installing DTU (Data Transfer Unit, refer to data transmission unit) electricity room
Base station signal strength tests (need to pull up the industrial terminal of original DTU wireless modules during test, connect this device).Possess higher
Compatibility, it is adaptable to the wireless communication module of various brands.Can be applicable to the letter before each big city distribution automation construction in the whole nation
Number test is reconnoitred and wireless module during operation maintenance is safeguarded, with wide market prospects.
In one embodiment, interface arrangement 110 includes the RS interface and USB interface of connection master control borad 120, master control borad
120 connect wireless module 200 by RS interfaces.Specifically, RS interfaces include that 3 RS-232 interfaces and 1 RS-485 are expansible
Interface, wherein 1 RS-232 interface is 9 line interfaces, can be with external wireless module 200.Distribution is connected by RS-232 interface
Automatization terminal wireless module 200, is instructed using the stipulations or general AT of wireless module 200, realize to the acquisition of parameter with
Show.USB interface specifically may include 1 USB Host interface and 1 USB Device interface, is convenient for data derivation and turns
Move.
In one embodiment, as shown in Fig. 2 base station signal strength tester also includes electric supply installation in power distribution automation
140, electric supply installation 140 connects master control borad 120 and interface arrangement 110.Electric supply installation 140 is used for master control borad 120 and wireless mould
Block 200 provides operating voltage.It is appreciated that electric supply installation 140 can also connect display screen 130, for display screen operating voltage is provided.
Specifically, the positive-negative power line of electric supply installation 140 is integrated on serial ports, and by industrial terminal wireless module 200, output are connected
24V/48V voltages are powered to wireless module 200, and concrete exportable 12V, 5V, the 3.3V and 1.8V voltage of electric supply installation 140 is to distribution
The internal components of base station signal strength tester are powered in automation.
Further, in one embodiment, electric supply installation include electric power controller 141, power-switching circuit 142,
AC power control device 143 and supplying cell 144, the connection AC power of electric power controller 141 control device 143, power supply
Battery 144 and interface arrangement 110, the connection electric power controller 141 of power-switching circuit 142 and master control borad 120.AC power control
Device processed 143 is used to access external communication electricity to electric power controller 141,141 pairs of outside alternating currents of electric power controller or confession
The voltage of the output of battery 144 is processed, and obtains the direct current electricity output of constant pressure to interface arrangement 110 and power-switching circuit
142, the direct current of 142 pairs of receptions of power-switching circuit carries out exporting after level conversion to master control borad 120.
Specifically, when there is external communication electricity input, can be to being powered after the conversion of outside alternating current, while can also be to supplying
Battery 144 is charged.At the scene without alternating current in the case of, powered using supplying cell 144.Using external communication electricity and
Supplying cell 144 is powered, and improves power supply reliability.The particular type of supplying cell 144 is not unique, in the present embodiment,
Supplying cell 144 is ferric phosphate lithium cell.
In one embodiment, base station signal strength tester also includes depositing for connection master control borad 120 in power distribution automation
Storage device.Master control borad 120 can the calculated signal strength signal intensity of collection send to storage device and stored, to carry out data
Statistics and reading.In the present embodiment, storage device can store the real-time signal strength value and calculated value of 1000 tests, and prop up
USB flash disk derivation is held, facilitates statistical analysis.
Further, storage device may include memory and SD (Security Digital, the peace for connecting master control borad 120
It is digital) card socket.Specifically, memory includes 64MB Installed System Memories and 256MB NAND FLASH storage mediums, and SD card is inserted
Seat is used for grafting SD card, plug and play.
In one embodiment, base station signal strength tester also includes the key of connection master control borad 120 in power distribution automation
Disk 150.Tester can send query statement to master control borad 120 by keyboard 150, and master control borad 120 is according to query statement from depositing
Storage device obtains corresponding data and sends to display screen 130 and shown, can show nearest 100 result of calculation, realizes history
Data query.
In one embodiment, base station signal strength tester also includes the net of connection master control borad 120 in power distribution automation
Network interface arrangement.Specifically, Network Interface Unit includes the RJ-45 filter networks interface and LED (Light of connection master control borad 120
Emitting Diode, light emitting diode) state display lamp.Master control borad 120 can be by the connection interconnection of RJ-45 filter networks interface
Net, to enter row data communication.LED state display lamp is used to carry out condition monitoring, can be specifically to base in power distribution automation
Running status, supply voltage and the supply current etc. of signal strength test instrument of standing is monitored, and is easy to tester to understand distribution
The state of base station signal strength tester in automation, the quantity of LED state display lamp is 3 in the present embodiment.
In one embodiment, base station signal strength tester also includes connection master control borad 120, shows in power distribution automation
The debugging serial ports 160 of screen 130 and keyboard 150, tester can be by debugging serial ports 160 to master control borad 120, the and of display screen 130
Keyboard 150 is debugged, it is ensured that the operational reliability of base station signal strength tester in power distribution automation.
Base station signal strength tester may also include guard box, interface arrangement 110, the and of master control borad 120 in power distribution automation
Display screen 130 may be contained within guard box.Additionally, also electric supply installation 140, storage device, keyboard 150, network interface can be filled
Put and debug serial ports 160 to may be contained within guard box.Internal components are protected by guard box, base station letter in power distribution automation is improved
The safety in operation of number strength tester.Guard box specifically includes casing and lid, lid and casing can folding be connected.On casing
Safety lock is provided with, the locking mechanism matched with safety lock is provided with lid, handle is additionally provided with lid, be easy to carry.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more concrete and detailed,
But therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, some deformations and improvement can also be made, these are belonged to
Protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be defined by claims.
Claims (10)
1. base station signal strength tester in a kind of power distribution automation, it is characterised in that including interface arrangement, master control borad and display
Screen, the interface arrangement connects the wireless module of the master control borad and distribution power automation terminal, and the master control borad connection is described aobvious
Display screen,
The interface arrangement accesses the base station signal data of the wireless module output and is delivered to the master control borad, the master control
Plate output signal strength to the display screen is shown.
2. base station signal strength tester in power distribution automation according to claim 1, it is characterised in that the interface dress
Put including the RS interface and USB interface for connecting the master control borad, the master control borad connects the wireless mould by the RS interfaces
Block.
3. base station signal strength tester in power distribution automation according to claim 1, it is characterised in that also including power supply
Device, the electric supply installation connects the master control borad and the interface arrangement.
4. base station signal strength tester in power distribution automation according to claim 3, it is characterised in that the confession Denso
Put including electric power controller, power-switching circuit, AC power control device and supplying cell, the electric power controller connects
The AC power control device, the supplying cell and the interface arrangement are connect, the power-switching circuit connects the electricity
Source control device and the master control borad.
5. base station signal strength tester in power distribution automation according to claim 1, it is characterised in that also including connection
The storage device of the master control borad.
6. base station signal strength tester in power distribution automation according to claim 5, it is characterised in that the storage dress
Put including the memory and SD card socket for connecting the master control borad.
7. base station signal strength tester in power distribution automation according to claim 5, it is characterised in that also including connection
The keyboard of the master control borad.
8. base station signal strength tester in power distribution automation according to claim 1, it is characterised in that also including connection
The Network Interface Unit of the master control borad.
9. base station signal strength tester in power distribution automation according to claim 8, it is characterised in that the network connects
Mouth device includes the RJ-45 network interfaces and state display lamp of the connection master control borad.
10. base station signal strength tester in the power distribution automation according to claim 1-9 any one, its feature exists
In also including guard box, the interface arrangement, the master control borad and the display screen may be contained within the guard box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267731.3U CN206164859U (en) | 2016-11-11 | 2016-11-11 | Basic station signal intensity tester among distribution automation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621267731.3U CN206164859U (en) | 2016-11-11 | 2016-11-11 | Basic station signal intensity tester among distribution automation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206164859U true CN206164859U (en) | 2017-05-10 |
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ID=58661081
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621267731.3U Active CN206164859U (en) | 2016-11-11 | 2016-11-11 | Basic station signal intensity tester among distribution automation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108566647A (en) * | 2018-06-11 | 2018-09-21 | 东莞市慧眼数字技术有限公司 | Signal test system based on NB-IOT networks and method |
| CN110572836A (en) * | 2019-08-27 | 2019-12-13 | 广芯微电子（广州）股份有限公司 | base station signal strength testing device and method |
| CN113891334A (en) * | 2021-09-26 | 2022-01-04 | 电子科技大学 | Directional base station debugging method of high-speed magnetic levitation train ground communication system |
-
2016
- 2016-11-11 CN CN201621267731.3U patent/CN206164859U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108566647A (en) * | 2018-06-11 | 2018-09-21 | 东莞市慧眼数字技术有限公司 | Signal test system based on NB-IOT networks and method |
| CN110572836A (en) * | 2019-08-27 | 2019-12-13 | 广芯微电子（广州）股份有限公司 | base station signal strength testing device and method |
| CN110572836B (en) * | 2019-08-27 | 2020-06-30 | 广芯微电子（广州）股份有限公司 | Base station signal strength testing device and method |
| CN113891334A (en) * | 2021-09-26 | 2022-01-04 | 电子科技大学 | Directional base station debugging method of high-speed magnetic levitation train ground communication system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200930 Address after: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No. Patentee after: Guangzhou Power Supply Bureau of Guangdong Power Grid Co.,Ltd. Address before: 510620 Tianhe District, Guangzhou, Tianhe South Road, No. two, No. 2, No. Patentee before: GUANGZHOU POWER SUPPLY Co.,Ltd. |
|
| TR01 | Transfer of patent right |