CN205029907U - Two ball types slope response folk prescription tropism trigger switch lighting control circuit - Google Patents
Two ball types slope response folk prescription tropism trigger switch lighting control circuit Download PDFInfo
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- CN205029907U CN205029907U CN201520345058.XU CN201520345058U CN205029907U CN 205029907 U CN205029907 U CN 205029907U CN 201520345058 U CN201520345058 U CN 201520345058U CN 205029907 U CN205029907 U CN 205029907U
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- 230000010415 tropism Effects 0.000 title abstract 5
- 230000004044 response Effects 0.000 title abstract 4
- 238000005286 illumination Methods 0.000 claims description 52
- 230000006698 induction Effects 0.000 claims description 47
- 238000005070 sampling Methods 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 description 9
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a two ball types slope response folk prescription tropism trigger switch lighting control circuit belongs to lighting control circuit technical field. Its structure includes power supply, two ball types slope response folk prescription tropism trigger switch S1, MOS transistor Q1 and LED lighting load, power supply is used for supplying power for whole circuit, power supply can for direct current power supply or alternating current power supply through the power supply of step -down rectifying circuit output low -voltage direct current, thereby two ball types slope response folk prescription tropism trigger switch S1 controls switching on of MOS transistor Q1 or ends control LED lighting load according to MOS transistor Q1's grid bias. The utility model discloses two ball types slope of adopting is responded to folk prescription tropism trigger switch small in size, is easily designed into the waterproof construction, installs it in low -pressure section, installs on same printed circuit board with LED lighting load and other electronic component to at the suitable wire of power supply position installation, it operates safe and reliable, application scope is extensive.
Description
Technical field
The utility model relates to a kind of illumination control circuit, specifically a kind of two ball-type tilt induction unidirectional trigger switch illumination control circuit.
Background technology
Conventional refrigerator product generally uses the larger angle switch of volume (or transducer) to be serially connected in exchange in electric loop, when angle switch (or transducer) the inclination certain angle that refrigerator upper cover loads by user, by the control of angle (or other signals), angle switch (or transducer) is connected, thus makes illuminating product (or other product-laden) powered operation.But on the one hand, traditional angle switch (or transducer) volume is comparatively large, causes larger inconvenience to the supporting installation of product; On the other hand, traditional angle switch (or transducer) is arranged on high-voltage alternating part, can produce moisture when refrigerator upper cover during air contact, therefore also causes serious hidden danger to life-span of product and safety.The difficult point solved the problem is: 1. how to find a kind of small volume, and can be installed on the product of the similar angle switch (or transducer) of low-pressure section; 2. how to ensure the work that each electric part still can be safe and reliable when there being moisture; 3. whole illumination control circuit needs integrated LED to throw light on (or other loads), must ensure that volume is little, novel appearance and feature easy for installation.
Summary of the invention
Technical assignment of the present utility model is for the deficiencies in the prior art, provides a kind of compact, handling safety reliably two ball-type tilt induction unidirectional trigger switch illumination control circuit responsive to angular deflection.The utility model utilizes two ball-type tilt induction unidirectional trigger switch to have compact, feature to angular deflection sensitivity, be installed on low-pressure section, be installed on same printed circuit board (PCB) with LED illumination load and other electronic components, and for electric position, suitable wire is being installed, by the control to angle, two ball-type tilt induction unidirectional trigger switch is connected, thus makes illuminating product powered operation.
The utility model solves the technical scheme that its technical problem adopts:
1, a kind of two ball-type tilt induction unidirectional trigger switch illumination control circuit, comprise DC power supply, two ball-type tilt induction unidirectional trigger switch S1, MOS transistor Q1 and LED illumination load, DC power supply is used for for whole circuit supply, two ball-type tilt induction unidirectional trigger switch S1 controls the conducting of MOS transistor Q1 or cut-off according to the grid bias of MOS transistor Q1 thus controls LED illumination load, and its circuit connecting mode is as follows:
DC power supply one output is connected with one end of LED illumination load with one end of resistance R1 respectively, the other end of resistance R1 is connected with one end of two ball-type tilt induction unidirectional trigger switch S1, the other end of two ball-type tilt induction unidirectional trigger switch S1 respectively with resistance R2, one end of electric capacity C1 is connected with the grid of MOS transistor Q1, the other end of resistance R2, the other end of electric capacity C1 and the source electrode of MOS transistor Q1 connect another output of DC power supply respectively, the drain electrode of MOS transistor Q1 is connected with the LED illumination load other end, LED illumination load is multiple LED electroluminescent lamp group be connected in parallel and the multiple current-limiting resistance Ri ' be connected in series with multiple LED electroluminescent lamp group respectively, each LED electroluminescent lamp group comprises at least one LED light-emitting diode.
The circuit that the grid of described MOS transistor Q1, resistance R2 and electric capacity C1 form is that RC prolongs sampling hold circuit.
2, a kind of two ball-type tilt induction unidirectional trigger switch illumination control circuit, comprise AC power, step-down rectifying circuit, two ball-type tilt induction unidirectional trigger switch S1, MOS transistor Q1 and LED illumination load, it is whole circuit supply that AC power exports low-voltage DC through step-down rectifying circuit, two ball-type tilt induction unidirectional trigger switch S1 controls the conducting of MOS transistor Q1 or cut-off according to the grid bias of MOS transistor Q1 thus controls LED illumination load, and its circuit connecting mode is as follows:
Step-down rectifying circuit one output is connected with one end of LED illumination load with one end of resistance R1 respectively, the other end of resistance R1 is connected with one end of two ball-type tilt induction unidirectional trigger switch S1, the other end of two ball-type tilt induction unidirectional trigger switch S1 respectively with resistance R2, one end of electric capacity C1 is connected with the grid of MOS transistor Q1, the other end of resistance R2, the other end of electric capacity C1 and the source electrode of MOS transistor Q1 connect another output of step-down rectifying circuit respectively, the drain electrode of MOS transistor Q1 is connected with the LED illumination load other end, LED illumination load is multiple LED electroluminescent lamp group be connected in parallel and the multiple current-limiting resistance Ri ' be connected in series with multiple LED electroluminescent lamp group respectively, each LED electroluminescent lamp group comprises at least one LED light-emitting diode.
The circuit that the grid of described MOS transistor Q1, resistance R2 and electric capacity C1 form is that RC prolongs sampling hold circuit.
3, the waterproof construction design of a kind of pair of ball-type tilt induction unidirectional trigger switch illumination control circuit, comprise insulation crust, power line outlet and printed circuit board (PCB) is provided with in insulation crust, the each welding electronic elements related in illumination control circuit on a printed circuit, wire by printed circuit board (PCB) is printed between each electronic component is connected, and between insulation crust and power supply lead wire export, power supply lead wire exports and be equipped with rubber seal layer between printed circuit board (PCB) and between insulation crust and printed circuit board (PCB).
The material of described rubber seal layer is epoxy resin.
Compared with prior art, the beneficial effect produced is the two ball-type tilt induction unidirectional trigger switch illumination control circuit of one of the present utility model,
The utility model is by compact, be installed on low-pressure section to two ball-type tilt induction unidirectional trigger switches of angular deflection sensitivity, be installed on same printed circuit board (PCB) with LED illumination load and other electronic components, and for electric position, suitable wire is being installed, by the control to angle, two ball-type tilt induction unidirectional trigger switch is connected, thus make illuminating product powered operation, its compact, structure are simple, handling safety is reliable, it is applied widely, is applicable to the product that other are partially responsive to angle.
Accompanying drawing explanation
Accompanying drawing 1 is the circuit theory diagrams of the utility model embodiment one;
Accompanying drawing 2 is the circuit theory diagrams of the utility model embodiment two;
Accompanying drawing 3 is the design diagram of the utility model waterproof construction.
In figure, 1, insulation crust, 2, power line outlet, 3, printed circuit board (PCB), 4, electronic component, 41, resistance R1,42, MOS transistor Q1,43, LED, 44, resistance R2,45, two ball-type tilt induction unidirectional trigger switch S1,46, electric capacity C1,5, epoxide-resin glue sealing.
Embodiment
Below in conjunction with accompanying drawing 1-3, the two ball-type tilt induction unidirectional trigger switch illumination control circuit of one of the present utility model is described in detail below.
Embodiment one
As shown in Figure 1, the two ball-type tilt induction unidirectional trigger switch illumination control circuit of one of the present utility model, its structure comprises 12V DC power supply, two ball-type tilt induction unidirectional trigger switch S1, MOS transistor Q1 and LED illumination load, DC power supply is used for for whole circuit supply, and two ball-type tilt induction unidirectional trigger switch S1 controls the conducting of MOS transistor Q1 or cut-off according to the grid bias of MOS transistor Q1 thus controls LED illumination load.
LED illumination load is two LED electroluminescent lamp groups be connected in parallel and the current-limiting resistance R1 ' be connected in series with two LED electroluminescent lamp groups respectively and R2 ', each LED electroluminescent lamp group comprises three LED light-emitting diodes be connected in series, and corresponds respectively to LED1 ~ LED3 and LED1 ~ LED6.
12V DC power supply one output is connected with one end of LED illumination load with one end of resistance R1 respectively, the other end of resistance R1 is connected with one end of two ball-type tilt induction unidirectional trigger switch S1, the other end of two ball-type tilt induction unidirectional trigger switch S1 respectively with resistance R2, one end of electric capacity C1 is connected with the grid of MOS transistor Q1, the other end of resistance R2, the other end of electric capacity C1 and the source electrode of MOS transistor Q1 connect another output of DC power supply respectively, the drain electrode of MOS transistor Q1 is connected with the LED illumination load other end, wherein, the grid of MOS transistor Q1, the circuit that resistance R2 and electric capacity C1 forms is that RC prolongs sampling hold circuit.
Wherein, R1 resistance is 5 megaohms, R2 resistance is 5 megaohms, R1 ' resistance is 160 Europe, R2 ' resistance is 160 Europe, and MOS transistor Q1 model is 1N60, LED 1 ~ LED6 rated operational current 20 milliamperes, two ball-type tilt induction unidirectional trigger switch S1 model is SW-200DLA, C1 is 100V/0.47 F capacitor.
The number of the LED electroluminescent lamp group used in the present embodiment can increase and decrease according to actual requirement, such as can become one or four from two, the LED light-emitting diode number that each LED electroluminescent lamp group comprises can increase and decrease according to actual requirement, such as, can become 1 or 2 from 3.
Embodiment two
As shown in Figure 2, the two ball-type tilt induction unidirectional trigger switch illumination control circuit of one of the present utility model, its structure comprises 220V AC power, step-down rectifying circuit, two ball-type tilt induction unidirectional trigger switch S1, MOS transistor Q1 and LED illumination load, it is whole circuit supply that 220V AC power exports low-voltage DC through step-down rectifying circuit, and two ball-type tilt induction unidirectional trigger switch S1 controls the conducting of MOS transistor Q1 or cut-off according to the grid bias of MOS transistor Q1 thus controls LED illumination load.
Step-down rectifying circuit comprises resistance R3 and R4, discharge resistance R5, discharge capacity C2, TVS diode and rectifier diode D1 ~ D4.Resistance R3 accesses 220V AC power live wire L input, resistance R4 accesses 220V AC power zero line N input, discharge resistance R2 is connected in parallel discharge capacity C2 and forms a capacitance-resistance voltage reduction circuit, the bridge rectifier being connected in parallel a TVS diode respectively and being made up of rectifier diode D1 ~ D4 after resistance R4 and after R5 afterwards.
LED illumination load is two LED electroluminescent lamp groups be connected in parallel and the current-limiting resistance R1 ' be connected in series with two LED electroluminescent lamp groups respectively and R2 ', each LED electroluminescent lamp group comprises three LED light-emitting diodes be connected in series, and corresponds respectively to LED1 ~ LED3 and LED1 ~ LED6.
Step-down rectifying circuit one output is connected with one end of LED illumination load with one end of resistance R1 respectively, the other end of resistance R1 is connected with one end of two ball-type tilt induction unidirectional trigger switch S1, the other end of two ball-type tilt induction unidirectional trigger switch S1 respectively with resistance R2, one end of electric capacity C1 is connected with the grid of MOS transistor Q1, the other end of resistance R2, the other end of electric capacity C1 and the source electrode of MOS transistor Q1 connect another output of step-down rectifying circuit respectively, the drain electrode of MOS transistor Q1 is connected with the LED illumination load other end, wherein, the grid of MOS transistor Q1, the circuit that resistance R2 and electric capacity C1 forms is that RC prolongs sampling hold circuit.
Wherein, R1 resistance is 5 megaohms, R2 resistance is 5 megaohms, R3 resistance is 1 kilo-ohm, R4 resistance is 1 kilo-ohm, R5 resistance is 510 kilo-ohms, R1 ' resistance is 160 Europe, and R2 ' resistance is 160 Europe, and MOS transistor Q1 model is 1N60, LED 1 ~ LED6 rated operational current 20 milliamperes, two ball-type tilt induction unidirectional trigger switch S1 model is SW-200DLA, C1 is 100V/0.47 F capacitor, and C2 is 275V/0.2 F capacitor, rectifier diode D1 ~ D4 model is IN4007, and TVS diode model is P6KE440CA.
As shown in Figure 3, the waterproof construction design of a kind of pair of ball-type tilt induction unidirectional trigger switch illumination control circuit of the present utility model, comprise insulation crust 1, power line outlet 2 and printed circuit board (PCB) 3 is provided with in insulation crust 1, the each electronic component 4 related in illumination control circuit is welded on printed circuit board (PCB) 3, wire by printed circuit board (PCB) 3 is printed between each electronic component 4 is connected, insulation crust 1 and power supply lead wire export between 2, between power supply lead wire outlet 2 and printed circuit board (PCB) 3, and be equipped with epoxide-resin glue sealing 5 between insulation crust 1 and printed circuit board (PCB) 3.
Two its processing and fabricating of ball-type tilt induction unidirectional trigger switch illumination control circuit of one of the present utility model is simple and convenient, processing and fabricating shown in by specification accompanying drawing.
Except the technical characteristic described in specification, be the known technology of those skilled in the art.
Claims (4)
1. a two ball-type tilt induction unidirectional trigger switch illumination control circuit, it is characterized in that, comprise DC power supply, two ball-type tilt induction unidirectional trigger switch S1, MOS transistor Q1 and LED illumination load, DC power supply is used for for whole circuit supply, two ball-type tilt induction unidirectional trigger switch S1 controls the conducting of MOS transistor Q1 or cut-off according to the grid bias of MOS transistor Q1 thus controls LED illumination load, and its circuit connecting mode is as follows:
DC power supply one output is connected with one end of LED illumination load with one end of resistance R1 respectively, the other end of resistance R1 is connected with one end of two ball-type tilt induction unidirectional trigger switch S1, the other end of two ball-type tilt induction unidirectional trigger switch S1 respectively with resistance R2, one end of electric capacity C1 is connected with the grid of MOS transistor Q1, the other end of resistance R2, the other end of electric capacity C1 and the source electrode of MOS transistor Q1 connect another output of DC power supply respectively, the drain electrode of MOS transistor Q1 is connected with the LED illumination load other end, LED illumination load is multiple LED electroluminescent lamp group be connected in parallel and the multiple current-limiting resistance Ri ' be connected in series with multiple LED electroluminescent lamp group respectively, each LED electroluminescent lamp group comprises at least one LED light-emitting diode.
2. the two ball-type tilt induction unidirectional trigger switch illumination control circuit of one according to claim 1, it is characterized in that, the circuit that the grid of described MOS transistor Q1, resistance R2 and electric capacity C1 form is that RC prolongs sampling hold circuit.
3. a two ball-type tilt induction unidirectional trigger switch illumination control circuit, it is characterized in that, comprise AC power, step-down rectifying circuit, two ball-type tilt induction unidirectional trigger switch S1, MOS transistor Q1 and LED illumination load, it is whole circuit supply that AC power exports low-voltage DC through step-down rectifying circuit, two ball-type tilt induction unidirectional trigger switch S1 controls the conducting of MOS transistor Q1 or cut-off according to the grid bias of MOS transistor Q1 thus controls LED illumination load, and its circuit connecting mode is as follows:
Step-down rectifying circuit one output is connected with one end of LED illumination load with one end of resistance R1 respectively, the other end of resistance R1 is connected with one end of two ball-type tilt induction unidirectional trigger switch S1, the other end of two ball-type tilt induction unidirectional trigger switch S1 respectively with resistance R2, one end of electric capacity C1 is connected with the grid of MOS transistor Q1, the other end of resistance R2, the other end of electric capacity C1 and the source electrode of MOS transistor Q1 connect another output of step-down rectifying circuit respectively, the drain electrode of MOS transistor Q1 is connected with the LED illumination load other end, LED illumination load is multiple LED electroluminescent lamp group be connected in parallel and the multiple current-limiting resistance Ri ' be connected in series with multiple LED electroluminescent lamp group respectively, each LED electroluminescent lamp group comprises at least one LED light-emitting diode.
4. the two ball-type tilt induction unidirectional trigger switch illumination control circuit of one according to claim 3, it is characterized in that, the circuit that the grid of described MOS transistor Q1, resistance R2 and electric capacity C1 form is that RC prolongs sampling hold circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520345058.XU CN205029907U (en) | 2015-05-26 | 2015-05-26 | Two ball types slope response folk prescription tropism trigger switch lighting control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520345058.XU CN205029907U (en) | 2015-05-26 | 2015-05-26 | Two ball types slope response folk prescription tropism trigger switch lighting control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205029907U true CN205029907U (en) | 2016-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520345058.XU Expired - Fee Related CN205029907U (en) | 2015-05-26 | 2015-05-26 | Two ball types slope response folk prescription tropism trigger switch lighting control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205029907U (en) |
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2015
- 2015-05-26 CN CN201520345058.XU patent/CN205029907U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 |