CN209571032U - A kind of light alarm - Google Patents
A kind of light alarm Download PDFInfo
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- CN209571032U CN209571032U CN201920268293.XU CN201920268293U CN209571032U CN 209571032 U CN209571032 U CN 209571032U CN 201920268293 U CN201920268293 U CN 201920268293U CN 209571032 U CN209571032 U CN 209571032U
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 23
- 230000036772 blood pressure Effects 0.000 claims abstract description 21
- 238000005286 illumination Methods 0.000 claims abstract description 17
- 230000006837 decompression Effects 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000001795 light effect Effects 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a kind of light alarm, it includes sequentially connected DC-DC voltage reduction module, LDO lowering and stabilizing blood pressure module, single chip control module, LED control module, LED control module includes illumination LED module and dimming LED (Light Emitting Diode) module, illumination LED module includes first for connecting and being connected in parallel with each other with single chip control module, second constant-current driven chip and with this first, the illuminating LED lamp cathode interface of second constant-current driven chip connection, 19V voltage source in the DC-DC voltage reduction module connects illuminating LED lamp anode interface, the dimming LED (Light Emitting Diode) module includes several groups electronic switch mould group and the dimming LED (Light Emitting Diode) interface that connect with the electronic switch mould group, the light alarm further includes having to connect with single chip control module and single chip control module is cooperated to control the electricity The toggle switch of sub switch mould group on-off, the toggle switch are also grounded.The phenomenon that heat that the utility model generates is small, prevents damage circuit, and can be realized illumination, it can also adjust different warning light effects.
Description
Technical field:
The utility model relates to alarming device product technical fields, refer in particular to a kind of light alarm.
Background technique:
Light alarm in the prior art generally all includes sequentially connected DC-DC voltage reduction module, single-chip microcontroller control mould
Block, LED control module, which connects LED lamp, when work, the DC-DC voltage reduction module external direct current power supply, and
It powers after DC power supply is depressured for single chip control module and LED control module.
Light alarm in the prior art generally only has the light warning effect of single-mode, and does not have illuminating effect,
It is not able to satisfy requirement, meanwhile, when LED control module connection LED lamp is shone with controlling the LED lamp, it can concentrate
A large amount of heat is generated, there are the risks of scaling loss circuit, cause biggish puzzlement to user.
In view of this, the present inventor proposes following technical scheme.
Utility model content:
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of light alarm.
In order to solve the above-mentioned technical problem, the utility model use following technical proposals: the light alarm include according to
The DC-DC voltage reduction module of secondary connection, LDO lowering and stabilizing blood pressure module, single chip control module, LED control module, the LED control
Module includes illumination LED module and dimming LED (Light Emitting Diode) module, which includes to connect with single chip control module
And the first constant-current driven chip and the second constant-current driven chip that are connected in parallel with each other and with first constant-current driven chip and
The illuminating LED lamp cathode interface of second constant-current driven chip connection, the 19V voltage source in the DC-DC voltage reduction module connect illumination
LED light anode interface, the dimming LED (Light Emitting Diode) module include several groups electronic switch mould group and connect with the electronic switch mould group
Dimming LED (Light Emitting Diode) interface, the light alarm further include having to connect with single chip control module and single chip control module is cooperated to control
The toggle switch of the electronic switch mould group on-off, the toggle switch are also grounded.
Furthermore, in above-mentioned technical proposal, the toggle switch is 3P toggle switch；The electronic switch mould group
Quantity is six groups；The dimming LED (Light Emitting Diode) interface has seven pins, and the first pin to the 6th pin of the dimming LED (Light Emitting Diode) interface is one by one
Connect one group of electronic switch mould group, the 19V voltage source in the 7th pin connection DC-DC voltage reduction module of the dimming LED (Light Emitting Diode) interface.
Furthermore, in above-mentioned technical proposal, the type of first constant-current driven chip and the second constant-current driven chip
It number is AMC7135.
Furthermore, in above-mentioned technical proposal, the electronic switch mould group includes and the single chip control module
The triode of connection, the pole B of the triode connect the single chip control module, described in the pole the C connection of the single chip control module
The pole E of dimming LED (Light Emitting Diode) interface, the single chip control module connects ground.
Furthermore, in above-mentioned technical proposal, the single chip control module includes single-chip microcontroller, the type of the single-chip microcontroller
Number be ME9101N.
Furthermore, in above-mentioned technical proposal, the DC-DC voltage reduction module includes that sequentially connected power input connects
Mouth, diode D1, fuse F1, decompression DC/DC conversion chip, inductance L1, filter capacitor EC1 and filter capacitor EC2, the inductance
The one end L1 connects the LDO decompression as 19V voltage source, the diode D1 connection power input interface, the 19V voltage source
Voltage stabilizing module.
Furthermore, in above-mentioned technical proposal, the model ME3159 of the decompression DC/DC conversion chip.
Furthermore, in above-mentioned technical proposal, the LDO lowering and stabilizing blood pressure module includes lowering and stabilizing blood pressure chip, the drop
The input terminal of voltage stabilizing chip is pressed to connect 19V voltage source, the output end of the lowering and stabilizing blood pressure chip connects the list as 5V power end
Single-chip microcontroller in piece machine control module.
Furthermore, in above-mentioned technical proposal, the model ME6203 of the lowering and stabilizing blood pressure chip.
After adopting the above technical scheme, the utility model have the following beneficial effects: compared with prior art it is practical
When Novel work, the external 24V DC power supply of the DC-DC voltage reduction module, and DC power supply is carried out to be depressured to 19V voltage source, then
19V voltage source is depressured to stable 5V voltage source by LDO lowering and stabilizing blood pressure module, which is single chip control module
Power supply, the 19V voltage source connect LED light；Meanwhile LED illumination is controlled by illumination LED module, cooperated by dimming LED (Light Emitting Diode) module
Toggle switch controls different warning light effects, and different requirements is met with this, in addition, the utility model is using in parallel
First constant-current driven chip of connection and the second constant-current driven chip control illuminating LED lamp shine, and the first constant current can be made to drive with this
The electric current that dynamic chip and the second constant-current driven chip flow through makes two the first constant-current driven chips and the second constant current drive core
Piece generates lower heat, achievees the effect that disperse heat, improves the signal service life of chip, and can effectively avoid and scaling loss electricity occur
The risk on road enables the utility model have the extremely strong market competitiveness.
Detailed description of the invention:
Fig. 1 is the circuit diagram of the utility model；
Fig. 2 is the frame principle figure of the utility model.
Specific embodiment:
The present invention will be further described with attached drawing combined with specific embodiments below.
As shown in FIGS. 1 and 2 being a kind of light alarm comprising sequentially connected DC-DC voltage reduction module 1, LDO decompression are steady
Die block 2, single chip control module 3, LED control module 4, the LED control module 4 include illumination LED module 41 and
Dimming LED (Light Emitting Diode) module 42, the illumination LED module 41 include first for connecting and being connected in parallel with each other with single chip control module 3
It constant-current driven chip 411 and the second constant-current driven chip 412 and is driven with first constant-current driven chip 411 and the second constant current
The illuminating LED lamp cathode interface 413 that chip 412 connects, first constant-current driven chip 411 and the second constant-current driven chip
412 model is AMC7135.19V voltage source 11 in the DC-DC voltage reduction module 1 connects illuminating LED lamp anode interface 414,
The illuminating LED lamp cathode interface 413 and illuminating LED lamp anode interface 414 are separately connected the cathode and anode of illuminating LED lamp；It should
Dimming LED (Light Emitting Diode) module 42 includes several groups electronic switch mould group 421 and the dimming LED (Light Emitting Diode) that connect with the electronic switch mould group 421
Interface 422, the light alarm further include having to connect with single chip control module 3 and cooperate the control of single chip control module 3 should
The toggle switch 5 of 421 on-off of electronic switch mould group, the toggle switch 5 are also grounded.LED control module 4 is divided by the utility model
Illumination LED module 41 and dimming LED (Light Emitting Diode) module 42 control LED illumination by illumination LED module 41, pass through dimming LED (Light Emitting Diode) module 42
Cooperation toggle switch 5 controls different warning light effects, and different requirements is met with this, meanwhile, the utility model is adopted
It is shone with the first constant-current driven chip 411 being connected in parallel and the second constant-current driven chip 412 control illuminating LED lamp, it can with this
The electric current for flowing through the first constant-current driven chip 411 and the second constant-current driven chip 412 makes two the first constant current driving cores
Piece 411 and the second constant-current driven chip 412 generate lower heat, achieve the effect that disperse heat, improve the signal longevity of chip
Life, and can effectively avoid the risk for scaling loss circuit occur, enable the utility model that there is the extremely strong market competitiveness.
The toggle switch 5 is 3P toggle switch, can control six kinds of control modes；The electronic switch mould group 421
Quantity be six groups；The dimming LED (Light Emitting Diode) interface 422 has seven pins, the first pin of the dimming LED (Light Emitting Diode) interface 422 to the 6th
Pin connects one group of electronic switch mould group 421 one by one, and the 7th pin of the dimming LED (Light Emitting Diode) interface 422 connects DC-DC voltage reduction module 1
In 19V voltage source 11.
The electronic switch mould group 421 includes the triode 4211 connecting with the single chip control module 3, three pole
The pole B of pipe 4211 connects the single chip control module 3, and the pole C of the single chip control module 3 connects the dimming LED (Light Emitting Diode) interface
422, the pole E of the single chip control module 3 connects ground, which cooperates toggle switch to control triode 4211
On-off degree (duty ratio).
The single chip control module 3 includes single-chip microcontroller 31, the model ME9101N of the single-chip microcontroller 31.
The DC-DC voltage reduction module 1 includes sequentially connected power input interface 12, diode D1, fuse F1, drop
DC/DC conversion chip 13, inductance L1, filter capacitor EC1 and filter capacitor EC2 are pressed, the one end inductance L1 is as 19V voltage source
11, the diode D1 connection power input interface 12, the 19V voltage source 11 connects the LDO lowering and stabilizing blood pressure module 2.Institute
State the model ME3159 of decompression DC/DC conversion chip 13.
The LDO lowering and stabilizing blood pressure module 2 includes lowering and stabilizing blood pressure chip 21, the input terminal connection of the lowering and stabilizing blood pressure chip 21
The output end of 19V voltage source 11, the lowering and stabilizing blood pressure chip 21 connects in the single chip control module 3 as 5V power end 22
Single-chip microcontroller 31.The model ME6203 of the lowering and stabilizing blood pressure chip 21.
When utility model works, the external 24V DC power supply of the DC-DC voltage reduction module, and DC power supply is depressured
19V voltage source is depressured to stable 5V voltage source to 19V voltage source, then by LDO lowering and stabilizing blood pressure module 2, the 5V voltage source
For single chip control module power supply, which connects LED light；Meanwhile LED illumination is controlled by illumination LED module 41,
Cooperate toggle switch 5 to control different warning light effects by dimming LED (Light Emitting Diode) module 42, different requirements met with this,
In addition, the utility model is using the first constant-current driven chip 411 being connected in parallel and the control illumination of the second constant-current driven chip 412
LED light shines, and with the electric current that this can be such that the first constant-current driven chip 411 and the second constant-current driven chip 412 flows through, makes two
A first constant-current driven chip 411 and the second constant-current driven chip 412 generate lower heat, achieve the effect that disperse heat,
The signal service life of chip is improved, and can effectively avoid the risk for scaling loss circuit occur, enables the utility model that there is extremely strong market
Competitiveness.
It certainly, is not to limit the utility model and implement the foregoing is merely specific embodiment of the utility model
Range, all equivalent change or modifications done according to structure, feature and principle described in present utility model application the scope of the patents, should all wrap
It includes in present utility model application the scope of the patents.
Claims (9)
1. a kind of light alarm comprising sequentially connected DC-DC voltage reduction module (1), LDO lowering and stabilizing blood pressure module (2), monolithic
Machine control module (3), LED control module (4), it is characterised in that:
The LED control module (4) includes illumination LED module (41) and dimming LED (Light Emitting Diode) module (42), the illumination LED module
It (41) include the first constant-current driven chip (411) and second for connecting and being connected in parallel with each other with single chip control module (3)
Constant-current driven chip (412) and the photograph being connect with first constant-current driven chip (411) and the second constant-current driven chip (412)
Bright LED light cathode interface (413), the 19V voltage source (11) in the DC-DC voltage reduction module (1) connect illuminating LED lamp anode interface
(414), the dimming LED (Light Emitting Diode) module (42) include several groups electronic switch mould group (421) and with the electronic switch mould group (421)
The dimming LED (Light Emitting Diode) interface (422) of connection, the light alarm further include having to connect with single chip control module (3) and cooperate monolithic
Machine control module (3) controls the toggle switch (5) of electronic switch mould group (421) on-off, which is also grounded.
2. a kind of light alarm according to claim 1, it is characterised in that: the toggle switch (5) is that 3P dial-up is opened
It closes；The quantity of the electronic switch mould group (421) is six groups；The dimming LED (Light Emitting Diode) interface (422) has seven pins, the light modulation
First pin of LED interface (422) to the 6th pin connects one group of electronic switch mould group (421) one by one, the dimming LED (Light Emitting Diode) interface
(422) the 19V voltage source (11) in the 7th pin connection DC-DC voltage reduction module (1).
3. a kind of light alarm according to claim 2, it is characterised in that: first constant-current driven chip (411)
Model with the second constant-current driven chip (412) is AMC7135.
4. a kind of light alarm according to claim 1 to 3, it is characterised in that: the electronic switch mould group
It (421) include the triode (4211) being connect with the single chip control module (3), the pole the B connection of the triode (4211)
The pole C of the single chip control module (3), the single chip control module (3) connects the dimming LED (Light Emitting Diode) interface (422), the single-chip microcontroller
The pole E of control module (3) connects ground.
5. a kind of light alarm according to claim 4, it is characterised in that: the single chip control module (3) includes
There are single-chip microcontroller (31), the model ME9101N of the single-chip microcontroller (31).
6. a kind of light alarm according to claim 4, it is characterised in that: the DC-DC voltage reduction module (1) includes
Sequentially connected power input interface (12), diode D1, fuse F1, decompression DC/DC conversion chip (13), inductance L1, filter
Wave capacitor EC1 and filter capacitor EC2, as 19V voltage source (11), the diode D1 connection power supply is defeated for the one end inductance L1
Incoming interface (12), the 19V voltage source (11) connect the LDO lowering and stabilizing blood pressure module (2).
7. a kind of light alarm according to claim 6, it is characterised in that: the decompression DC/DC conversion chip (13)
Model ME3159.
8. a kind of light alarm according to claim 6, it is characterised in that: the LDO lowering and stabilizing blood pressure module (2) includes
There are lowering and stabilizing blood pressure chip (21), the input terminal of the lowering and stabilizing blood pressure chip (21) connects 19V voltage source (11), the lowering and stabilizing blood pressure chip
(21) output end connects the single-chip microcontroller (31) in the single chip control module (3) as 5V power end (22).
9. a kind of light alarm according to claim 8, it is characterised in that: the model of the lowering and stabilizing blood pressure chip (21)
For ME6203.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268293.XU CN209571032U (en) | 2019-03-04 | 2019-03-04 | A kind of light alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920268293.XU CN209571032U (en) | 2019-03-04 | 2019-03-04 | A kind of light alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209571032U true CN209571032U (en) | 2019-11-01 |
Family
ID=68334576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920268293.XU Expired - Fee Related CN209571032U (en) | 2019-03-04 | 2019-03-04 | A kind of light alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209571032U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10805996B1 (en) * | 2019-12-09 | 2020-10-13 | Epc Product Llc | Dial segmented dimming circuit |
-
2019
- 2019-03-04 CN CN201920268293.XU patent/CN209571032U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10805996B1 (en) * | 2019-12-09 | 2020-10-13 | Epc Product Llc | Dial segmented dimming circuit |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191101 |
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| CF01 | Termination of patent right due to non-payment of annual fee |