CN205902149U - Remote circuit transmission lamps and lanterns - Google Patents
Remote circuit transmission lamps and lanterns Download PDFInfo
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- CN205902149U CN205902149U CN201620795036.8U CN201620795036U CN205902149U CN 205902149 U CN205902149 U CN 205902149U CN 201620795036 U CN201620795036 U CN 201620795036U CN 205902149 U CN205902149 U CN 205902149U
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- circuit
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- light fixture
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Abstract
The utility model discloses a remote circuit transmission lamps and lanterns relates to LED lamps and lanterns technical field, including power and signal input part, power and signal output part, signal conversion drive circuit, voltage -reducing circuit and LED display circuit, LED lamps and lanterns power and signal input part are connected to controller and power supply's power and signal output part, signal conversion drive circuit and the equal electric connection of voltage -reducing circuit to power and signal output part, LED display circuit electric connection extremely signal conversion drive circuit with the voltage -reducing circuit, the beneficial effects of the utility model are that: accepted standard DMX512 control mode to ally oneself with signal transmission, adopt the direct current reduction voltage circuit, make LED lamp pearl can not reduce the luminance of lamps and lanterns itself because of the pressure drop problem. Improve the single power supply LED of group lamps and lanterns and connect quantity.
Description
[technical field]
This utility model is related to LED lamp technical field, and in particular, this utility model is related to a kind of remote circuitry
Transmission light fixture.
[background technology]
Existing traditional led light fixture on the market is many to be powered using ac high-voltage and DC low-voltage is powered two kinds of suppliers of electricity
Formula, the shortcoming that ac high-voltage is powered is to need in lamp interior built-in ac-dc modular converter so that the thickness of light fixture or width
Spend the use requirement becoming large-sized and being not suitable for some mounting locations；And high voltage supply is in early stage installation and later stage operation maintenance
Because of reasons such as misoperation or aging circuits, human body is caused to endanger accordingly with risk in journey.And general DC low-voltage
Power supply can cause single group supply input transmission range limited due to the restriction of wire rod line footpath size current-carrying capacity, so results in engineering
Wiring cost improves, and practical wiring is complicated, also brings very big difficulty to later maintenance, and affects the attractive in appearance of building body surface face.And
And because the wire rod loss that increases of transmission range causes the brightness of back segment LED lamp to decline, leverage overall display effect
Fruit is so that the scope of application of LED lamp is limited to.
[utility model content]
The purpose of this utility model is effectively to overcome the shortcomings of above-mentioned technology, provides a kind of remote circuitry transmission lamp
Tool, this light fixture will not reduce the brightness of light fixture itself, and makes single group power LED lamp and the quantity that connects greatly increases.
The technical solution of the utility model is achieved in that a kind of remote circuitry transmission light fixture, and its improvements exists
In: include power supply and signal output part, power supply and signal input part, signal conversion driving circuit, voltage step-down circuit and led
Display circuit；
Described power supply and signal input part connect power supply and the signal output part to controller and power supply, described signal
Conversion driving circuit and voltage step-down circuit are all electrically connected to power supply and signal input part, and described led drive circuit electrically connects
It is connected to described signal conversion driving circuit and described voltage step-down circuit.
In above-mentioned circuit structure, described power supply and signal output part includes rs485 signal input circuit and power supply is defeated
Enter circuit, described power supply input circuit is used for for dc7.5v-dc48v unidirectional current being converted to dc5v unidirectional current.
In above-mentioned circuit structure, described rs485 signal input circuit includes chip u5, and chip u5 is rsrs485 letter
Number transceiver, model 75lbc184 of described chip u5.
In above-mentioned circuit structure, described signal conversion driving circuit includes chip u1, u2, u3, u4, u6, described core
Piece u1, u2, u3, u6 are sequentially connected, and model mbi5042 of chip u1, u2, u3, u6, and described chip u1 connects to described
On chip u4.(reason is ibid)
In above-mentioned circuit structure, described voltage step-down circuit includes chip u1 and its peripheral circuit.
In above-mentioned circuit structure, described led display circuit includes the led lamp beads of multiple serial or parallel connections, lamp bead
One end connects to signal conversion driving circuit, and the other end connects to the outfan of voltage step-down circuit.
The beneficial effects of the utility model are: remote circuitry of the present utility model transmits light fixture, using standard
Dmx512 control mode, parallel signal transmits, and makes led lamp beads will not reduce the brightness of light fixture itself because of problem of pressure drop, real
Existing light fixture single side feeding reaches 100 meters of transmission for signal.
[brief description]
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is the structural representation of power supply input circuit of the present utility model.
Fig. 3, Fig. 4 are the structural representation of rs485 signal input circuit of the present utility model.
Fig. 5, Fig. 6 are the structural representation of voltage step-down circuit of the present utility model.
Fig. 7-Figure 13 is the structural representation of signal conversion driving circuit of the present utility model.
Figure 14 is the structural representation of led display circuit of the present utility model.
[specific embodiment]
The utility model will be further described with reference to the accompanying drawings and examples.
With reference to shown in Fig. 1, a kind of remote circuitry that this utility model discloses transmits light fixture, specifically, this utility model
Remote circuitry transmission light fixture include power supply and signal input part, power supply and signal output part, signal conversion drive electric
Road, voltage step-down circuit and led display circuit；Wherein, the power supply of described light fixture and signal input part connect to controller or
The power supply of power supply and signal output part, described signal conversion driving circuit and voltage step-down circuit are all electrically connected to power supply
And signal output part, described led display circuit is electrically connected to described signal conversion driving circuit and described voltage step-down circuit.
In the present embodiment, as shown in Fig. 2, Fig. 3 and Fig. 4, it is defeated that described power supply and signal output part include rs485 signal
Enter circuit and power supply input circuit, wherein said power supply input circuit is straight for dc7.5v--dc48v unidirectional current is converted to 5v
Stream electricity, for providing the electric energy of each chip operation.Rs485 signal input circuit includes chip p1 and peripheral circuit, and
Rs485 signal transceiver chip u5, in the present embodiment, model 74lbc184 of chip u5, it should be noted that u5's is concrete
Model is not limited in 74lbc184.
With reference to shown in Fig. 7 Figure 13, described signal conversion driving circuit includes chip u1, u2, u3, u4, u6, described chip
U1, u2, u3, u6 are sequentially connected, and described chip u1 connects to described chip u4.Above-mentioned rs485 signal input circuit electricity
Property be connected on chip u4, by chip u1, u2, u3, u6 drive led display circuit.
With reference to shown in Fig. 5, Fig. 6, described voltage step-down circuit includes chip u1, and voltage step-down circuit is used for dc7.5v-
Dc48v unidirectional current is converted into low-voltage DC, to provide the led running voltage of display circuit normal luminous.
In addition, with reference to shown in Figure 14, described led display circuit includes the led lamp beads of multiple serial or parallel connections, the one of lamp bead
End connects to signal conversion driving circuit, and the other end connects to voltage step-down circuit, by signal conversion driving circuit
Drive and light.It should be noted that in the present embodiment, only providing the electrical block diagram of two string led lamp beads, can also wrap
Include many string led lamp beads.
Remote circuitry of the present utility model transmits light fixture, and using standard dmx512 control mode, parallel signal transmits, and
Using direct-current voltage reducing circuit, make led lamp beads will not reduce the brightness of light fixture itself because of problem of pressure drop, realize the monolateral confession of light fixture
Electricity reaches 100 meters of transmission for signal.
Described above is only preferred embodiment of the present utility model, and above-mentioned specific embodiment is not to this utility model
Restriction.In technological thought category of the present utility model, various modifications and modification, the ordinary skill of all this areas can occur
Retouching, modification or equivalent that personnel are made as described above, belong to the scope that this utility model is protected.
Claims (6)
1. a kind of remote circuitry transmission light fixture it is characterised in that: include power supply and signal output part, power supply and signal input
End, signal conversion driving circuit, voltage step-down circuit and led display circuit；
Described power supply and signal input part connect power supply and the signal output part to controller and power supply, described signal conversion
Drive circuit and voltage step-down circuit are all electrically connected to power supply and signal input part, and described led display circuit is electrically connected to
Described signal conversion driving circuit and described voltage step-down circuit；
Described power supply and signal output part include rs485 signal input circuit and power supply input circuit, described power supply input circuit
For unidirectional current being converted to the unidirectional current of drive circuit works.
2. a kind of remote circuitry transmission light fixture according to claim 1 it is characterised in that: described power supply input circuit is used
In dc7.5v-dc48v unidirectional current is converted to dc5v unidirectional current.
3. a kind of remote circuitry transmission light fixture according to claim 1 and 2 it is characterised in that: described rs485 signal is defeated
Enter circuit and include chip u5, chip u5 is rs485 signal transceiver, model 75lbc184 of described chip u5.
4. a kind of remote circuitry transmission light fixture according to claim 1 it is characterised in that: described signal conversion drives electricity
Road includes chip u1, u2, u3, u4, u6, and described chip u1, u2, u3, u6 are sequentially connected, and the model of chip u1, u2, u3, u6
For mbi5042, described chip u1 connects to described chip u4.
5. a kind of remote circuitry transmission light fixture according to claim 1 it is characterised in that: described voltage step-down circuit bag
Include chip u1 and its peripheral circuit.
6. a kind of remote circuitry transmission light fixture according to claim 1 it is characterised in that: described led display circuit bag
Include the led lamp beads of multiple serial or parallel connections, one end of lamp bead connects to signal conversion driving circuit, and the other end connects to voltage
The outfan of reduction voltage circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620795036.8U CN205902149U (en) | 2016-07-27 | 2016-07-27 | Remote circuit transmission lamps and lanterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620795036.8U CN205902149U (en) | 2016-07-27 | 2016-07-27 | Remote circuit transmission lamps and lanterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205902149U true CN205902149U (en) | 2017-01-18 |
Family
ID=57785893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620795036.8U Active CN205902149U (en) | 2016-07-27 | 2016-07-27 | Remote circuit transmission lamps and lanterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205902149U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110049605A (en) * | 2019-04-09 | 2019-07-23 | 广东真本照明有限公司 | A kind of city lighting engineering direct current long range power supply unit |
-
2016
- 2016-07-27 CN CN201620795036.8U patent/CN205902149U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110049605A (en) * | 2019-04-09 | 2019-07-23 | 广东真本照明有限公司 | A kind of city lighting engineering direct current long range power supply unit |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |