CN208782560U - Gantry frame type advices plate modular circuit - Google Patents
Gantry frame type advices plate modular circuit Download PDFInfo
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- CN208782560U CN208782560U CN201821449496.0U CN201821449496U CN208782560U CN 208782560 U CN208782560 U CN 208782560U CN 201821449496 U CN201821449496 U CN 201821449496U CN 208782560 U CN208782560 U CN 208782560U
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Abstract
A kind of gantry frame type advices plate modular circuit, including the first relaying amplifier chip and the first constant-current driven chip, first relaying amplifier chip and the first constant-current driven chip are electrically connected, it further include power supply circuit, power supply circuit includes first diode, the second diode, the first electrolytic capacitor, third electrolytic capacitor, first resistor, the 4th resistance and first capacitor.Power supply circuit in the utility model uses first diode, second diode, first electrolytic capacitor, third electrolytic capacitor, first resistor, 4th resistance and first capacitor, that is, power supply circuit includes Switching Power Supply and control signal end duplex feeding, duplex feeding uses simultaneously when equipment operates normally, prevention Switching Power Supply causes gantry frame type advices plate modular circuit not powered after breaking down, other cell modules are influenced to work normally, therefore increase the power supply of another way control signal end as backup, with easy to use, prevent power-off and advantages of simple structure and simple.
Description
Technical field
The utility model relates to information template die technical group fields, more particularly, to a kind of gantry frame type information template die group electricity
Road.
Background technique
In the prior art, straight cutting LED lamp bead controls the electronic components such as integrated IC circuit in reverse side bottom
(BottomLayer), degree of protection is easy to accomplish, and controls the ground wire of integrated IC, power supply line and the same power supply of LED lamp bead,
The wiring of copper platinum is uneven, when power supply damages, be easy to cause power failure, digital data transmission direction only limits left and right according to design and passes
It is defeated.
Utility model content
In order to overcome above-mentioned partial technical problems, the utility model provides a kind of gantry frame type advices plate for being not easy to have a power failure
Modular circuit.
The technical solution of the utility model is: providing a kind of gantry frame type advices plate modular circuit, including the first relaying fortune
Chip and the first constant-current driven chip are put, the first relaying amplifier chip and first constant-current driven chip are electrically connected,
It further include power supply circuit, the power supply circuit includes first diode, the second diode, the first electrolytic capacitor, third electrolysis electricity
The anode of appearance, first resistor, the 4th resistance and first capacitor, Switching Power Supply and the first diode is electrically connected, and described the
The cathode of the cathode of one diode and second diode is electrically connected, the anode and control signal end of second diode
It is electrically connected, control signal end is grounded by the third electrolytic capacitor, and the cathode of second diode passes through described first
The end VCC of resistance and first constant-current driven chip is electrically connected, and one end of the first capacitor and first constant current are driven
The end VCC of dynamic chip is electrically connected, the other end ground connection of the first capacitor, and the end RXT of first constant-current driven chip is logical
The first Chip-R ground connection is crossed, one end of first electrolytic capacitor is electrically connect with the Switching Power Supply, first electrolysis
The other end of capacitor is grounded, and the cathode of second diode relays amplifier chip by the 4th resistance and described first
The end DIR is electrically connected.
It further include the second electrolytic capacitor as the improvement to the utility model, second electrolytic capacitor and described first
Electrolytic capacitor is in parallel.
It further include the 4th electrolytic capacitor as the improvement to the utility model, the 4th electrolytic capacitor and the third
Electrolytic capacitor is in parallel.
It further include the second relaying amplifier chip and the 5th resistance, the two or two pole as the improvement to the utility model
The cathode of pipe is electrically connected by the end DIR of the 5th resistance and the second relaying amplifier chip.
As the improvement to the utility model, further include the second constant-current driven chip, the 5th electrolytic capacitor, second resistance,
The cathode of second capacitor and the second Chip-R, one end of the second resistance and second diode is electrically connected, described
The end VCC of the other end of second resistance and second constant-current driven chip is electrically connected；One end of 5th electrolytic capacitor
It is electrically connected with the cathode of second diode, the VCC of one end of second capacitor and second constant-current driven chip
End is electrically connected, and the end RXT of one end of second Chip-R and second constant-current driven chip is electrically connected, and described the
The other end of two Chip-Rs, second capacitor and the 5th electrolytic capacitor is grounded respectively.
As the improvement to the utility model, further include third constant-current driven chip, the 6th electrolytic capacitor, 3rd resistor,
The cathode of third capacitor and third Chip-R, one end of the 3rd resistor and second diode is electrically connected, described
The end VCC of the other end of 3rd resistor and the third constant-current driven chip is electrically connected；One end of 6th electrolytic capacitor
It is electrically connected with the cathode of second diode, the VCC of one end of the third capacitor and the third constant-current driven chip
End is electrically connected, and the end RXT of one end of the third Chip-R and the third constant-current driven chip is electrically connected, and described the
The other end of three Chip-Rs, the third capacitor and the 6th electrolytic capacitor is grounded respectively.
Power supply circuit in the utility model uses first diode, the second diode, the first electrolytic capacitor, third electricity
Solve capacitor, first resistor, the 4th resistance and first capacitor, that is to say, that power supply circuit includes Switching Power Supply and control signal end
Duplex feeding, duplex feeding use simultaneously when equipment operates normally, and prevention Switching Power Supply leads to described gantry after breaking down
Posture advices plate modular circuit is not powered, and is influenced other cell modules and is worked normally, therefore increases another way control signal end
Power supply as backup, have it is easy to use, prevent power-off and advantages of simple structure and simple.
Detailed description of the invention
Fig. 1 is the circuit theory schematic diagram of the utility model.
Specific embodiment
In the description of the present invention, it should be understood that "center" in term, "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
State the utility model and simplify description, rather than the device or component of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second "
It is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connection ", " connected " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to dismantling connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, be also possible to indirectly connected through an intermediary,
It can be the connection of two component internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Referring to Figure 1, it is a kind of gantry frame type advices plate modular circuit, including the first relaying amplifier core that Fig. 1 is revealed
Piece U1 and the first constant-current driven chip UR1, the first relaying amplifier chip U1 and the first constant-current driven chip UR1 are electrical
It connects (not drawing).
Further include power supply circuit in the present embodiment, the power supply circuit include first diode D1, the second diode D2,
First electrolytic capacitor CB1, third electrolytic capacitor CB3, first resistor R1, the 4th resistance R4 and first capacitor C1, Switching Power Supply VDD
It is electrically connected with the anode of the first diode D1, the cathode of the first diode D1 is negative with the second diode D2's
Pole is electrically connected, and anode and the control signal end VF of the second diode D2 is electrically connected, and control signal end VF passes through described
The cathode of third electrolytic capacitor CB3 ground connection, the second diode D2 is driven by the first resistor R1 and first constant current
The end VCC of dynamic chip UR1 is electrically connected, the end VCC of one end of the first capacitor C1 and the first constant-current driven chip UR1
It is electrically connected, the end RXT of the other end ground connection of the first capacitor C1, the first constant-current driven chip UR1 passes through the first patch
Sheet resistance RV1 ground connection, one end of the first electrolytic capacitor CB1 and the Switching Power Supply VDD are electrically connected, first electrolysis
The other end of capacitor CB1 is grounded, and the cathode of the second diode D2 is transported by the 4th resistance R4 and first relaying
The end DIR for putting chip U1 is electrically connected.
It further include the second electrolytic capacitor CB2, the second electrolytic capacitor CB2 and the first electrolysis electricity in the present embodiment
It is in parallel to hold CB1.It further include the 4th electrolytic capacitor CB4, the 4th electrolytic capacitor CB4 is in parallel with the third electrolytic capacitor CB3.
It further include the second relaying amplifier chip U2 and the 5th resistance R5, the cathode of the second diode D2 passes through the 5th resistance R5
It is electrically connected with the end DIR of the second relaying amplifier chip U2.
It further include the second constant-current driven chip UG1, the 5th electrolytic capacitor CB5, second resistance R2, second in the present embodiment
The cathode of capacitor C2 and the second Chip-R GV1, one end of the second resistance R2 and the second diode D2 are electrically connected,
The end VCC of the other end of the second resistance R2 and the second constant-current driven chip UG1 are electrically connected；The 5th electrolysis electricity
The cathode of one end and the second diode D2 for holding CB5 is electrically connected, one end of the second capacitor C2 and second perseverance
The end VCC for flowing driving chip UG1 is electrically connected, one end of the second Chip-R GV1 and second constant-current driven chip
The end the RXT electric connection of UG1, the second Chip-R GV1, the second capacitor C2 and the 5th electrolytic capacitor CB5's
The other end is grounded respectively.
It further include third constant-current driven chip UB1, the 6th electrolytic capacitor CB6,3rd resistor R3, third in the present embodiment
The cathode of capacitor C3 and third Chip-R BV1, one end of the 3rd resistor R3 and the second diode D2 are electrically connected,
The end VCC of the other end of the 3rd resistor R3 and the third constant-current driven chip UB1 are electrically connected；The 6th electrolysis electricity
The cathode of one end and the second diode D2 for holding CB6 is electrically connected, and one end of the third capacitor C3 and the third are permanent
The end VCC for flowing driving chip UB1 is electrically connected, one end of the third Chip-R BV1 and the third constant-current driven chip
The end the RXT electric connection of UB1, the third Chip-R BV1, the third capacitor C3 and the 6th electrolytic capacitor CB6's
The other end is grounded respectively.
In the present embodiment, the first constant-current driven chip UR1, the second constant-current driven chip UG1 and third constant current
That driving chip UB1 is respectively adopted is SUM2028GAS2, and the first constant-current driven chip UR1, second constant current drive core
Piece UG1 and third constant-current driven chip UB1 respectively drives three kinds of LED operations of red, green, blue.The first relaying amplifier
That chip U1 and the second relaying amplifier chip U2 is respectively adopted is 74HC245PW.It is described first relaying amplifier chip U1 and
The second relaying amplifier chip U2 amplifies signal, to guarantee the transmission rate quality of each signal.Described first
What diode D1 and the second diode D2 was respectively adopted is Schottky diode, and concrete model can be SS34, is increased in this way
Strong power switch frequency has the advantages that resume speed fastly and forward voltage drop is low etc..Also effectively prevention is in production, test, assembly
In maintenance process, because operation error is reversed by positive and negative anodes, equipment electrostatic breakdown IC itself.
When Switching Power Supply VDD is worked normally, power to the gantry frame type advices plate modular circuit, each component
It works, powers after being depressured by the first diode D1.When Switching Power Supply VDD damage cannot provide electric energy, control
After decompression of the signal end VF by the second diode D2, power to the gantry frame type advices plate modular circuit.Pass through this
The design of sample realizes the technical effect never having a power failure.
The unit points of the gantry frame type advices plate modular circuit are 8 row, 8 column array arrangement mode, aggregate signal
Transmission mode is successively to receive signal by constant-current driven module to shift.It digital data transmission direction can be left up and down according to design
Right transmission is that first backward shift cooperation entirety is shown cell module principle upwards, downwards, to the left, to the right as transmission up and down
Screen large-size screen monitors are arranged, and are carried out described point by control system and changed what biography direction was realized.
The power supply circuit in the utility model uses the first diode, second diode, described the
One electrolytic capacitor, the third electrolytic capacitor, the first resistor, the 4th resistance and the first capacitor, that is to say, that
The power supply circuit includes Switching Power Supply and control signal end duplex feeding, and duplex feeding makes simultaneously when equipment operates normally
With prevention Switching Power Supply causes the gantry frame type advices plate modular circuit not powered after breaking down, and influences other units
Mould group work normally, therefore increase another way control signal end power supply as backup, have it is easy to use, prevent power-off and structure
The advantages that simple.
It should be noted that being explained in detail for the respective embodiments described above, purpose be only that the utility model into
Row explain, in order to be able to preferably explanation the utility model, still, these description cannot with any explanation at be to this
The limitation of utility model, in particular, each feature described in various embodiments can also mutual any combination, thus
Other embodiments are formed, in addition to there is clearly opposite description, these features should be understood to can be applied to any one reality
It applies in mode, and is not limited merely to described embodiment.
Claims (6)
1. a kind of gantry frame type advices plate modular circuit, including the first relaying amplifier chip and the first constant-current driven chip, described
First relaying amplifier chip and first constant-current driven chip are electrically connected, it is characterised in that: and it further include power supply circuit, it is described
Power supply circuit includes first diode, the second diode, the first electrolytic capacitor, third electrolytic capacitor, first resistor, the 4th resistance
And first capacitor, the anode of Switching Power Supply and the first diode are electrically connected, the cathode of the first diode with it is described
The cathode of second diode is electrically connected, and anode and the control signal end of second diode are electrically connected, control signal end
It is grounded by the third electrolytic capacitor, the cathode of second diode is driven by the first resistor and first constant current
The end VCC of dynamic chip is electrically connected, and one end of the first capacitor and the end VCC of first constant-current driven chip electrically connect
It connecing, the other end ground connection of the first capacitor, the end RXT of first constant-current driven chip is grounded by the first Chip-R,
One end of first electrolytic capacitor is electrically connect with the Switching Power Supply, the other end ground connection of first electrolytic capacitor, institute
The cathode for stating the second diode is electrically connected by the end DIR of the 4th resistance and the first relaying amplifier chip.
2. gantry frame type advices plate modular circuit according to claim 1, it is characterised in that: further include the second electrolysis electricity
Hold, second electrolytic capacitor is in parallel with first electrolytic capacitor.
3. gantry frame type advices plate modular circuit according to claim 1 or 2, it is characterised in that: further include the 4th electrolysis
Capacitor, the 4th electrolytic capacitor are in parallel with the third electrolytic capacitor.
4. gantry frame type advices plate modular circuit according to claim 1 or 2, it is characterised in that: further include the second relaying
The cathode of amplifier chip and the 5th resistance, second diode passes through the 5th resistance and the second relaying amplifier chip
The end DIR be electrically connected.
5. gantry frame type advices plate modular circuit according to claim 1 or 2, it is characterised in that: further include the second constant current
Driving chip, the 5th electrolytic capacitor, second resistance, the second capacitor and the second Chip-R, one end of the second resistance and institute
The cathode for stating the second diode is electrically connected, the end VCC of the other end of the second resistance and second constant-current driven chip
It is electrically connected；One end of 5th electrolytic capacitor and the cathode of second diode are electrically connected, second capacitor
One end and the end VCC of second constant-current driven chip are electrically connected, one end of second Chip-R and second perseverance
The end RXT for flowing driving chip is electrically connected, second Chip-R, second capacitor and the 5th electrolytic capacitor it is another
One end is grounded respectively.
6. gantry frame type advices plate modular circuit according to claim 1 or 2, it is characterised in that: further include third constant current
Driving chip, the 6th electrolytic capacitor, 3rd resistor, third capacitor and third Chip-R, one end of the 3rd resistor and institute
The cathode for stating the second diode is electrically connected, the end VCC of the other end of the 3rd resistor and the third constant-current driven chip
It is electrically connected；One end of 6th electrolytic capacitor and the cathode of second diode are electrically connected, the third capacitor
One end and the end VCC of the third constant-current driven chip are electrically connected, and one end of the third Chip-R and the third are permanent
The end RXT for flowing driving chip is electrically connected, the third Chip-R, the third capacitor and the 6th electrolytic capacitor it is another
One end is grounded respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821449496.0U CN208782560U (en) | 2018-09-05 | 2018-09-05 | Gantry frame type advices plate modular circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821449496.0U CN208782560U (en) | 2018-09-05 | 2018-09-05 | Gantry frame type advices plate modular circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208782560U true CN208782560U (en) | 2019-04-23 |
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ID=66159990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821449496.0U Active CN208782560U (en) | 2018-09-05 | 2018-09-05 | Gantry frame type advices plate modular circuit |
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| CN (1) | CN208782560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112527039A (en) * | 2020-10-29 | 2021-03-19 | 北京控制工程研究所 | Reconfigurable high-reliability constant current driving system |
-
2018
- 2018-09-05 CN CN201821449496.0U patent/CN208782560U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112527039A (en) * | 2020-10-29 | 2021-03-19 | 北京控制工程研究所 | Reconfigurable high-reliability constant current driving system |
| CN112527039B (en) * | 2020-10-29 | 2022-01-04 | 北京控制工程研究所 | Reconfigurable high-reliability constant current driving system |
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