CN208638481U - Metro Passenger information shuangping san signal distribution equipment - Google Patents
Metro Passenger information shuangping san signal distribution equipment Download PDFInfo
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- CN208638481U CN208638481U CN201820841052.5U CN201820841052U CN208638481U CN 208638481 U CN208638481 U CN 208638481U CN 201820841052 U CN201820841052 U CN 201820841052U CN 208638481 U CN208638481 U CN 208638481U
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- 230000008054 signal transmission Effects 0.000 claims abstract description 47
- 230000010354 integration Effects 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 3
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 239000000565 sealant Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
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Abstract
The utility model provides a kind of Metro Passenger information shuangping san signal distribution equipment, including ARM industrial control mainboard, the first signal transmission board, second signal transmission board, the first signal receiving board and second signal receiver board；ARM industrial control mainboard is connect by LVDS signal wire, power supply line with the first signal transmission board；First signal transmission board is connect by unifying line with the first signal receiving board；First signal receiving board is connect by LVDS signal wire, power supply line with the LVDS interface of one piece of display screen and constant-current source；First signal transmission board also passes through LVDS signal wire, power supply line and second signal transmission board and connects；Second signal transmission board is connect by unifying line with second signal receiver board；Second signal receiver board is connect by LVDS signal wire, power supply line with the LVDS interface of another piece of display screen and constant-current source.Signal and electricity are integrated into same route using above-mentioned the utility model, reduce installation procedure, increases stabilization of equipment performance.
Description
Technical field
The utility model relates to subway network technical fields, more specifically, it is aobvious to be related to a kind of Metro Passenger information double screen
Show signal distribution equipment.
Background technique
Leading on modern subway train multiplies display terminal and is generally connected to train network using Ethernet, receives broadcast message
And stream media information, it shows video and leads and multiply information.General Ethernet networking is stelliform connection topology configuration, i.e., with the friendship of compartment
Centered on changing planes, it is connected with each display terminal in the compartment, since compartment is longer, such topology mode increases column
The cost and complexity of vehicle wiring, poor reliability.
Fig. 1 is the scheme of existing Metro Passenger information shuangping san signal distribution equipment, this scheme logic is cumbersome, and installation is difficult
Degree is big, and occupied space is more, this scheme uses analog signal transmission in addition to this, will greatly affect display effect, and
Also additional circuit is needed to power, causes later maintenance difficulty larger.
Utility model content
In view of the above problems, the purpose of the utility model is to provide a kind of distribution of Metro Passenger information shuangping san signal to fill
Set, to solve in traditional shuangping san signal distribution equipment, electricity with signal need individually transmission cause it is at high cost it is erroneous for installation,
The big problem of occupied space.
Metro Passenger information shuangping san signal distribution equipment provided by the utility model, comprising: ARM industrial control mainboard,
One signal transmission board, second signal transmission board, the first signal receiving board and second signal receiver board；Wherein, ARM industrial control mainboard is logical
Cross LVDS signal wire, power supply line is connect with the first signal transmission board, for exporting LVDS signal and electricity to the first signal transmission board
The electric signal is divided into two path signal and the LVDS signal is divided into two-way LVDS signal by signal, the first signal transmission board；
First signal transmission board is connect by unifying line with the first signal receiving board, the electric signal all the way for that will separate and LVDS all the way
The first signal receiving board is sent to by the unification line after signal integration；First signal receiving board passes through LVDS signal wire, power supply
Line is connect with the LVDS interface of one piece of display screen and constant-current source, for exporting LVDS signal wire to the display screen and being the display
Screen power supply；First signal transmission board also passes through LVDS signal wire, power supply line and second signal transmission board and connects, for what will be separated
Another way electric signal and another way LVDS signal are sent to second signal transmission board；Second signal transmission board passes through unification line and the
Binary signal receiver board connects, and is sent to second signal by unifying line after the LVDS signal and electric signal integration for will receive
Receiver board；Second signal receiver board is connected by the LVDS interface and constant-current source of LVDS signal wire, power supply line and another piece of display screen
It connects, for exporting LVDS signal wire to the display screen and powering for the display screen.
Furthermore it is preferred that structure be, the first signal transmission board include the first electric signal connector, the second electric signal connect
Device, third electric signal connector, the first LVDS signal connector, the 2nd LVDS signal connector, the 3rd LVDS signal connector
With the first unification signal connector；Second signal transmission board includes the 4th electric signal connector, the 5th electric signal connector, the 4th
LVDS signal connector, the second unification signal connector；First signal receiving board includes third unification signal connector, the 5th
LVDS signal connector and the 6th electric signal connector；Second signal receiver board includes four-in-one signal connector, the 6th
LVDS signal connector and the 7th electric signal connector；And first electric signal connector and ARM industrial control mainboard, the second telecommunications
Number connector, the connection of third electric signal connector, for receiving the electric signal of ARM industrial control mainboard transmission, and are divided into two-way, all the way
It is transmitted to the second electric signal connector, another way is transmitted to third electric signal connector；Second electric signal connector and first closes
One signal connector connection, for will the first unification signal connector to be integrated by electric signal all the way；Third electric signal connector with
The connection of 4th electric signal connector, is used for another way electric signal transmission to the 4th electric signal connector；The connection of 4th electric signal
Device is connect with the second unification signal connector, for the electric signal received to be integrated into the second unification signal connector；First
LVDS signal connector is connect with ARM industrial control mainboard, the 2nd LVDS signal connector, the 3rd LVDS signal connector respectively, is used
In the LVDS signal that reception ARM industrial control mainboard is sent, and the LVDS signal is divided into two-way, is transmitted to the 2nd LVDS signal all the way
Connector, another way are transmitted to the 3rd LVDS signal connector；2nd LVDS signal connector and the first unification signal connector
Connection, the LVDS signal integration for will receive enter the first unification signal connector；3rd LVDS signal connector and the 4th
The connection of LVDS signal connector, the LVDS signal for will receive are transmitted to the 4th LVDS signal connector；4th LVDS letter
Number connector is connect with the 5th LVDS signal connector, and the LVDS signal integration for will receive enters the connection of the second unification signal
Device；First unification signal connector is unified signal connector with third by unification line and is connect, the electricity for will combine
Signal and LVDS signal are transmitted to third unification signal connector；Third is unified signal connector and is connected respectively with the 5th LVDS signal
Connect device and the connection of the 6th electric signal connector, for by electric signal and LVDS signal be transmitted separately to the 6th electric signal connector with
5th LVDS signal connector；5th LVDS signal connector is connected with the LVDS interface of corresponding display screen, for aobvious to this
Display screen exports LVDS signal；The constant-current source of 6th electric signal connector and corresponding display screen is used for the constant current source power supply；The
Two-in-one signal connector is connect by unifying line with four-in-one signal connector, for by the electric signal combined and
LVDS signal is transmitted to four-in-one signal connector；Four-in-one signal connector respectively with the 6th LVDS signal connector and
7th electric signal connector connection, for electric signal and LVDS signal to be transmitted separately to the 7th electric signal connector and the 6th
LVDS signal connector；6th LVDS signal connector is connected with the LVDS interface of corresponding display screen, is used for the display screen
Export LVDS signal；The constant-current source of 7th electric signal connector and corresponding display screen is used for the constant current source power supply.
Using above-mentioned the utility model, ARM master control borad between liquid crystal display by the way of electricity and signal integration, will be electric
With signal integration in a harness, only need a line that electricity can be completed from ARM master control borad to Customer information display in this way
The transmission on road and signal changes the mode of previous multi-thread connection, powers without additional circuit, safeguards convenient for consequent malfunction.
Detailed description of the invention
By reference to the explanation below in conjunction with attached drawing, and with the utility model is more fully understood, this is practical new
The other purposes and result of type will be more clearly understood and understood.In the accompanying drawings:
Fig. 1 is the conceptual scheme of existing Metro Passenger information shuangping san signal distribution equipment；
Fig. 2 is the logical construction according to the Metro Passenger information shuangping san signal distribution equipment of the utility model embodiment
Schematic diagram；
Fig. 3 is the schematic diagram according to first electric signal connector of the utility model embodiment；
Fig. 4 is the schematic diagram according to the first LVDS signal connector of the utility model embodiment；
Fig. 5 is the schematic diagram according to the 2nd LVDS signal connector of the utility model embodiment；
Fig. 6 is the schematic diagram according to the first of the utility model embodiment the unification signal connector；
Fig. 7 is the schematic diagram for unifying signal connector according to the third of the utility model embodiment；
Fig. 8 is the schematic diagram according to the 5th LVDS signal connector of the utility model embodiment；
Fig. 9 is the schematic diagram according to the 6th electric signal connector of the utility model embodiment；
Figure 10 is the structural schematic diagram according to the unification line of the utility model embodiment.
Appended drawing reference therein includes: ARM industrial control mainboard 1, the first signal transmission board 2, second signal transmission board 3, first
Signal receiving board 4, second signal receiver board 5, power supply line 6, LVDS signal wire 7, shrinkable sleeve 8, sealant 9, D-SUB interface
10。
Specific embodiment
In the following description, for purposes of illustration, it in order to provide the comprehensive understanding to one or more embodiments, explains
Many details are stated.It may be evident, however, that these embodiments can also be realized without these specific details.
In other examples, one or more embodiments for ease of description, well known structure and equipment are shown in block form an.
Fig. 2 shows the logics according to the Metro Passenger information shuangping san signal distribution equipment of the utility model embodiment
Structure.
As shown in Fig. 2, Metro Passenger information shuangping san signal distribution equipment provided by the embodiment of the utility model includes:
ARM industrial control mainboard 1, the first signal transmission board 2, second signal transmission board 3, the first signal receiving board 4 and second signal receiver board
5；Wherein, ARM industrial control mainboard 1 be IMX6-MB-KSLCD-BJXJ model mainboard, ARM industrial control mainboard 1 by LVDS signal wire,
Power supply line is connect with the first signal transmission board 2, for exporting LVDS signal and electric signal, the first letter to the first signal transmission board 2
The electric signal is divided into two path signal and the LVDS signal is divided into two-way LVDS signal by number transmission board 2；First signal hair
Plate 2 is sent to connect by unifying line with the first signal receiving board 4, the electric signal all the way for that will separate and LVDS signal integration all the way
The first signal receiving board 4 is sent to by the unification line afterwards；First signal receiving board 4 passes through LVDS signal wire, power supply line and one
The LVDS interface of block display screen is connected with constant-current source, for exporting LVDS signal wire to the display screen and supplying for the display screen
Electricity；First signal transmission board 2 is also connected by LVDS signal wire, power supply line and second signal transmission board 3, for another by what is separated
Electric signal and another way LVDS signal are sent to second signal transmission board 3 all the way；Second signal transmission board 3 passes through unification line and the
Binary signal receiver board 5 connects, and is sent to the second letter by unifying line after the LVDS signal and electric signal integration for will receive
Number receiver board 5；LVDS interface and constant current of the second signal receiver board 5 by LVDS signal wire, power supply line with another piece of display screen
Source connection, for exporting LVDS signal wire to the display screen and powering for the display screen.
First signal transmission board 2 includes the first electric signal connector, the second electric signal connector, the connection of third electric signal
Device, the first LVDS signal connector, the 2nd LVDS signal connector, the 3rd LVDS signal connector and the first unification signal connection
Device；Second signal transmission board 3 includes the 4th electric signal connector, the 5th electric signal connector, the 4th LVDS signal connector, the
Two-in-one signal connector；First signal receiving board 4 includes third unification signal connector, the 5th LVDS signal connector and the
Six electric signal connectors；Second signal receiver board 5 includes four-in-one signal connector, the 6th LVDS signal connector and the 7th
Electric signal connector.
First electric signal connector, the second electric signal connector, third electric signal connector, the 4th electric signal connector,
The structure of 5th electric signal connector is identical, the pin of the first electric signal connector as shown in figure 3, the second electric signal connector,
Third electric signal connector, the 4th electric signal connector, the 5th electric signal connector pin can similarly obtain.
2nd LVDS signal connector, the 3rd LVDS signal connector are identical as the structure of the 4th LVDS signal connector,
The pin of 2nd LVDS signal connector as figure 5 illustrates, the pin of the 3rd LVDS signal connector and the 4th LVDS signal connector
It can similarly obtain.
First LVDS signal connector is identical as the structure of the 2nd LVDS signal connector, the first LVDS signal connector
Pin is as shown in figure 4, the pin of the 2nd LVDS signal connector can similarly obtain.
First unification signal connector, which with second unifies signal connector and contributes to that aciculiform formula will be arranged, is converted to D-SUB shape
Formula, the first unification signal connector is identical as the second unification structure of signal connector, the pin of the first unification signal connector
As shown in fig. 6, the pin of the second unification signal connector can similarly obtain.
The structure that third unifies signal connector is identical as the structure of four-in-one signal connector, and third is unified signal and connected
The pin of device is connect as shown in fig. 7, the pin of four-in-one signal connector can similarly obtain.
The structure of 5th LVDS signal connector is identical as the structure of the 6th LVDS signal connector, and the 5th LVDS signal connects
The pin of device is connect as shown in figure 8, the pin of the 6th LVDS signal connector can similarly obtain.
The structure of 6th electric signal connector is identical as the structure of the 7th electric signal connector, the 6th electric signal connector
Pin is as shown in figure 9, the pin of the 7th electric signal connector can similarly obtain.
As Fig. 3-Fig. 9 jointly shown in, the first electric signal connector and ARM industrial control mainboard, the second electric signal connector, third
Electric signal connector connection, for receiving the electric signal of ARM industrial control mainboard transmission, and is divided into two-way, is transmitted to the second electricity all the way
Signal connector, another way are transmitted to third electric signal connector；Second electric signal connector and the first unification signal connector
Connection, for will the first unification signal connector to be integrated by electric signal all the way；Third electric signal connector and the 4th electric signal connect
Device connection is connect, is used for another way electric signal transmission to the 4th electric signal connector；4th electric signal connector and the second unification
Signal connector connection, for the electric signal received to be integrated into the second unification signal connector；The connection of first LVDS signal
Device is connect with ARM industrial control mainboard, the 2nd LVDS signal connector, the 3rd LVDS signal connector respectively, for receiving ARM industry control
The LVDS signal that mainboard is sent, and the LVDS signal is divided into two-way, it is transmitted to the 2nd LVDS signal connector, another way all the way
It is transmitted to the 3rd LVDS signal connector；2nd LVDS signal connector is connect with the first unification signal connector, for that will connect
The LVDS signal integration received enters the first unification signal connector；3rd LVDS signal connector and the 4th LVDS signal connector
Connection, the LVDS signal for will receive are transmitted to the 4th LVDS signal connector；4th LVDS signal connector and the 5th
The connection of LVDS signal connector, the LVDS signal integration for will receive enter the second unification signal connector；First unification letter
Number connector is connect by unification line with third unification signal connector, for by the electric signal combined and LVDS signal
It is transmitted to third unification signal connector；Third unify signal connector respectively with the 5th LVDS signal connector and the 6th telecommunications
Number connector connection, for electric signal and LVDS signal to be transmitted separately to the 6th electric signal connector and the 5th LVDS signal company
Connect device；5th LVDS signal connector is connected with the LVDS interface of corresponding display screen, for believing to display screen output LVDS
Number；The constant-current source of 6th electric signal connector and corresponding display screen is used for the constant current source power supply；Second unification signal connection
Device is connect by unifying line with four-in-one signal connector, for the electric signal combined and LVDS signal to be transmitted to
Four-in-one signal connector；Four-in-one signal connector is connect with the 6th LVDS signal connector and the 7th electric signal respectively
Device connection, for electric signal and LVDS signal to be transmitted separately to the 7th electric signal connector and the 6th LVDS signal connector；
6th LVDS signal connector is connected with the LVDS interface of corresponding display screen, for exporting LVDS signal to the display screen；The
The constant-current source of seven electric signal connectors and corresponding display screen is used for the constant current source power supply.
Figure 10 is the structure according to the unification line of the utility model embodiment.
As shown in Figure 10, unification line includes power supply line 6 and LVDS signal wire 7, the two of power supply line 6 and LVDS signal wire 7
End and middle section are cased with shrinkable sleeve 8 respectively, and the both ends of power supply line 6 and LVDS signal wire 7 are connected separately with D-SUB interface 10,
One D-SUB interface 10 is connect with the unification signal connector of the first signal transmission board 2, the first signal receiving board 4 respectively, another
A D-SUB interface 10 is connect with the unification signal connector of second signal transmission board 3, second signal receiver board 5 respectively, in D-
The junction of SUB interface 10 and power supply line 6, LVDS signal wire 7 is bonded with sealant 9.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described with power
Subject to the protection scope that benefit requires.
Claims (2)
1. a kind of Metro Passenger information shuangping san signal distribution equipment characterized by comprising ARM industrial control mainboard, the first letter
Number transmission board, second signal transmission board, the first signal receiving board and second signal receiver board；Wherein,
The ARM industrial control mainboard is connect by LVDS signal wire, power supply line with the first signal transmission board, is used for described the
One signal transmission board exports LVDS signal and electric signal, the first signal transmission board by the electric signal be divided into two path signal with
And the LVDS signal is divided into two-way LVDS signal；
The first signal transmission board is connect by unifying line with first signal receiving board, the telecommunications all the way for that will separate
Number first signal receiving board is sent to by the unification line with after LVDS signal integration all the way；
LVDS interface and the constant-current source company that first signal receiving board passes through LVDS signal wire, power supply line and one piece of display screen
It connects, for exporting LVDS signal wire to the display screen and powering for the display screen；
The first signal transmission board also passes through LVDS signal wire, power supply line is connect with the second signal transmission board, and being used for will
The another way electric signal and another way LVDS signal separated is sent to the second signal transmission board；
The second signal transmission board is connect by unifying line with the second signal receiver board, for believing the LVDS received
Number and electric signal integration after by unification line be sent to the second signal receiver board；
The second signal receiver board is connected by the LVDS interface and constant-current source of LVDS signal wire, power supply line and another piece of display screen
It connects, for exporting LVDS signal wire to the display screen and powering for the display screen.
2. Metro Passenger information shuangping san signal distribution equipment as described in claim 1, which is characterized in that first letter
Number transmission board includes that the first electric signal connector, the second electric signal connector, third electric signal connector, the first LVDS signal connect
Connect device, the 2nd LVDS signal connector, the 3rd LVDS signal connector and the first unification signal connector；
The second signal transmission board includes the 4th electric signal connector, the 5th electric signal connector, the connection of the 4th LVDS signal
Device, the second unification signal connector；
First signal receiving board includes that third unification signal connector, the 5th LVDS signal connector and the 6th electric signal connect
Connect device；
The second signal receiver board includes that four-in-one signal connector, the 6th LVDS signal connector and the 7th electric signal connect
Connect device；And
First electric signal connector and the ARM industrial control mainboard, second electric signal connector, the third electric signal
Connector connection, the electric signal sent for receiving the ARM industrial control mainboard, and it is divided into two-way, it is transmitted to described second all the way
Electric signal connector, another way are transmitted to the third electric signal connector；
Second electric signal connector is connect with the first unification signal connector, for that will be integrated into institute by electric signal all the way
State the first unification signal connector；
The third electric signal connector is connect with the 4th electric signal connector, is used for another way electric signal transmission to institute
State the 4th electric signal connector；
4th electric signal connector is connect with the second unification signal connector, for integrating the electric signal received
Enter the second unification signal connector；
The first LVDS signal connector respectively with the ARM industrial control mainboard, the 2nd LVDS signal connector, described
The connection of three LVDS signal connectors, the LVDS signal sent for receiving the ARM industrial control mainboard, and the LVDS signal is divided into
Two-way, is transmitted to the 2nd LVDS signal connector all the way, and another way is transmitted to the 3rd LVDS signal connector；
The 2nd LVDS signal connector is connect with the first unification signal connector, the LVDS signal for will receive
It is integrated into the first unification signal connector；
The 3rd LVDS signal connector is connect with the 4th LVDS signal connector, the LVDS signal for will receive
It is transmitted to the 4th LVDS signal connector；
The 4th LVDS signal connector is connect with the 5th LVDS signal connector, the LVDS signal for will receive
It is integrated into the second unification signal connector；
The first unification signal connector is unified signal connector with the third by the unification line and is connect, and being used for will be whole
The electric signal and LVDS signal being combined are transmitted to the third unification signal connector；
Third unification signal connector respectively with the 5th LVDS signal connector and the 6th electric signal connector
Connection, for electric signal and LVDS signal to be transmitted separately to the 6th electric signal connector and the 5th LVDS signal company
Connect device；
The 5th LVDS signal connector is connected with the LVDS interface of corresponding display screen, for exporting LVDS to the display screen
Signal；
The constant-current source of 6th electric signal connector and corresponding display screen is used for the constant current source power supply；
The second unification signal connector is connect by unifying line with the four-in-one signal connector, for that will be incorporated into
Electric signal and LVDS signal together is transmitted to the four-in-one signal connector；
The four-in-one signal connector respectively with the 6th LVDS signal connector and the 7th electric signal connector
Connection, for electric signal and LVDS signal to be transmitted separately to the 7th electric signal connector and the 6th LVDS signal company
Connect device；
The 6th LVDS signal connector is connected with the LVDS interface of corresponding display screen, for exporting LVDS to the display screen
Signal；
The constant-current source of 7th electric signal connector and corresponding display screen is used for the constant current source power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820841052.5U CN208638481U (en) | 2018-06-01 | 2018-06-01 | Metro Passenger information shuangping san signal distribution equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820841052.5U CN208638481U (en) | 2018-06-01 | 2018-06-01 | Metro Passenger information shuangping san signal distribution equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208638481U true CN208638481U (en) | 2019-03-22 |
Family
ID=65733888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820841052.5U Active CN208638481U (en) | 2018-06-01 | 2018-06-01 | Metro Passenger information shuangping san signal distribution equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208638481U (en) |
-
2018
- 2018-06-01 CN CN201820841052.5U patent/CN208638481U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240428 Address after: Room 203, Unit 1, 2nd Floor, Building 7, Courtyard 1, Beiqing Road, Changping District, Beijing, 102206 Patentee after: Beijing Beilian Display Technology Co.,Ltd. Country or region after: China Address before: Building 1, 2nd Floor, No. 456 Zhongheng Road, High tech Zone, Changchun City, Jilin Province, 130000 Patentee before: JILIN BEILIAN DISPLAY TECHNOLOGY Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |