CN108668414A - A kind of alternating current and the dual-purpose LED grass of low-voltage DC insert lamp - Google Patents
A kind of alternating current and the dual-purpose LED grass of low-voltage DC insert lamp Download PDFInfo
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- CN108668414A CN108668414A CN201810673485.9A CN201810673485A CN108668414A CN 108668414 A CN108668414 A CN 108668414A CN 201810673485 A CN201810673485 A CN 201810673485A CN 108668414 A CN108668414 A CN 108668414A
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- 238000001514 detection method Methods 0.000 claims abstract description 50
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 239000004065 semiconductor Substances 0.000 claims description 36
- 230000005611 electricity Effects 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 12
- 238000000354 decomposition reaction Methods 0.000 description 2
- 241001465382 Physalis alkekengi Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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- 238000004064 recycling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/109—Outdoor lighting of gardens
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses the dual-purpose LED grass of a kind of alternating current and low-voltage DC to insert lamp,It includes driving power and the LED lamp comprising LED light source board,Driving power is by detection control circuit,High-voltage driving circuit,Low-voltage driving circuit,First and second control switching circuit compositions,Alternating current and the output of three tunnels of low-voltage DC point,Respectively with detection control circuit,High-voltage driving circuit,The input terminal of low-voltage driving circuit connects,The first output end for detecting control circuit is connect with the input terminal of the first control switching circuit,Second output terminal is connect with the input terminal of the second control switching circuit,The output end of first control switching circuit and the input terminal of high-voltage driving circuit connect,The output end of second control switching circuit and the input terminal of low-voltage driving circuit connect,The output end of high-voltage driving circuit and low-voltage driving circuit is connect with LED light source board respectively；Advantage is to may be selected to power using alternating current or low-voltage DC, can meet the needs of two kinds of different voltages of AC and DC.
Description
Technical field
The present invention relates to a kind of LED lamps, and lamp is inserted more particularly, to the dual-purpose LED grass of a kind of alternating current and low-voltage DC.
Background technology
It is a kind of lamps and lanterns for outdoor landscape illumination that LED grass, which inserts lamp, can be used for the fields such as family's garden, park, square
Institute.LED grass is inserted lamp and generally be can be directly mounted on the wall on ground or mounted on surrounding, can make by adjusting the position of lamp
The light that lamp inner light source is sent out shines directly on landscape.
Existing LED grass inserts lamp and is typically only capable to individually use alternating current or individually low-voltage DC can only be used to power, this
Kind LED grass is inserted lamp and is had the following problems：1) for can only individually use the LED grass of mains-supplied to insert lamp, in certain not pre-buried cities
The Landscape Place of electric facility needs to power from other local wiring, during wiring, since circuit is longer, line voltage compared with
Height, therefore there are security risks；2) for can only individually use the LED grass of low-voltage DC power supply to insert lamp, external one is needed
Low-voltage power supply equipment, and can the Landscape Place directly powered of alternating current, city's electric lighting can not be used.
Invention content
Technical problem to be solved by the invention is to provide the dual-purpose LED grass of a kind of alternating current and low-voltage DC to insert lamp,
It may be selected to power using alternating current or low-voltage DC, disclosure satisfy that the demand of two kinds of different voltages of AC and DC.
Technical solution is used by the present invention solves above-mentioned technical problem：A kind of alternating current and low-voltage DC are dual-purpose
LED grass inserts lamp, including driving power and several LED lamps, and the LED lamp includes hollow and one end open and the other end
Closed lamp housing and the LED light source board being installed in the inner cavity of the lamp housing, it is characterised in that：The driving power is by examining
Survey control circuit, high-voltage driving circuit, low-voltage driving circuit, the first control switching circuit, the second control switching circuit composition, city
Electricity and low-voltage DC divide equally the output of three tunnels, alternating current and the respective first via of low-voltage DC and the detection control circuit
Input terminal connects, and it is alternating current or low-voltage DC that the detection control circuit, which is used to detect input, alternating current and low-pressure direct
Respective second tunnel of galvanic electricity is connect with the input terminal of the high-voltage driving circuit, alternating current and the respective third road of low-voltage DC
It is connect with the input terminal of the low-voltage driving circuit, the first output end of the detection control circuit and first control
The input terminal of switching circuit processed connects, the second output terminal of the detection control circuit and the second control switching circuit
Input terminal connection, described first control switching circuit output end connect with the input terminal of the high-voltage driving circuit,
The output end of the second control switching circuit is connect with the input terminal of the low-voltage driving circuit, the high drive
The output end of the output end of circuit and the low-voltage driving circuit is connect with the LED light source board respectively；The detection
When what control circuit detected input is alternating current, described first is made to control switching circuit conducting, the described second control switch
Circuit is closed, and when the described first control switching circuit conducting makes the high-voltage driving circuit export high voltage direct current to described
LED light source board so that the LED lamp bead in the LED light source board is lighted；What the detection control circuit detected input is
When low-voltage DC, make described second to control switching circuit conducting, the described first control switching circuit is closed, described the
Make low-voltage driving circuit output low-voltage DC to the LED light source board when two control switching circuit conductings described
LED light source board on LED lamp bead light.
The detection control circuit include for by AC rectification at the rectification circuit of direct current, for detecting rectification
The detection circuit of the voltage signal of direct current afterwards, the voltage signal that can be transmitted to the detection circuit carry out judgement identification
Described first is set one of to control in switching circuit and the described second control switching circuit conducting and another is closed
Microcontroller, alternating current and the respective first via of low-voltage DC connect with the input terminal of the rectification circuit, the rectification
The output end of circuit is connect with the input terminal of the detection circuit all the way, the output end of the detection circuit with it is described
Microcontroller connects, and the first output end of the microcontroller is connect with the input terminal of the first control switching circuit, described
The second output terminal of microcontroller connect with the input terminal of the described second control switching circuit.
The detection control circuit further includes power supply circuit, the another way of the output end of the rectification circuit with it is described
Power supply circuit input terminal connection, the output end of the power supply circuit and the microcontroller are connected as the microcontroller
Operating voltage is provided.
The microcontroller is the microcontroller of model OB3Z12A, the output end of the detection circuit and the list
4th foot of piece machine connects, and the output end of the power supply circuit is connect with the 1st foot of the microcontroller, the microcontroller
The 2nd foot connect with the input terminal of the described first control switching circuit as the first output end, the 3rd foot of the microcontroller
It is connect with the input terminal of the second control switching circuit as second output terminal.
The detection circuit is in series by two resistance, and the public connecting end of the resistance described in two is described
The output end of detection circuit.
The first control switching circuit includes the first metal-oxide-semiconductor and the first relay, the gate pole of first metal-oxide-semiconductor
It is connect with the first output end of the microcontroller, the source electrode ground connection of first metal-oxide-semiconductor, the leakage of first metal-oxide-semiconductor
Pole is connect with a foot of first relay, another foot of first relay and the high drive electricity
The input terminal on road connects, first relay there are one the firewire output lines of foot and alternating current to connect；Described second
It includes the second metal-oxide-semiconductor and the second relay to control switching circuit, and the of the gate pole of second metal-oxide-semiconductor and the microcontroller
Two output ends connect, the source electrode ground connection of second metal-oxide-semiconductor, drain electrode and second relay of second metal-oxide-semiconductor
One foot of device connects, another foot of second relay is connect with the input terminal of the low-voltage driving circuit, institute
The second relay stated there are one the firewire output lines of foot and low-voltage DC to connect.Here, the first metal-oxide-semiconductor is for controlling
The conducting and disconnection of first relay, and the first relay is used to control leading for the voltage and current on the firewire output line of alternating current
On and off is opened, and when the first metal-oxide-semiconductor is connected, has electric current to flow through on the first relay, the conducting of the first relay, and the firewire of alternating current is defeated
Outlet is connected, and high-voltage driving circuit normally inputs at this time；When the first metal-oxide-semiconductor ends, there is no electric current to flow through on the first relay,
First relay disconnects, the firewire output line open circuit of alternating current, and high-voltage driving circuit is opened a way at this time, no current output；Equally, second
Metal-oxide-semiconductor is used to control the conducting and disconnection of the second relay, and the second relay is used to control the firewire output of low-voltage DC
The conducting and disconnection of voltage and current on line have electric current to flow through when the second metal-oxide-semiconductor is connected on the second relay, second after
Electric appliance is connected, and the firewire output line conducting of low-voltage DC, low-voltage driving circuit normally inputs at this time；When the second metal-oxide-semiconductor ends
When, there is no electric current to flow through on the second relay, the second relay disconnects, the firewire output line open circuit of low-voltage DC, low at this time
Press driving circuit open circuit, no current output.
The high-voltage driving circuit uses AC-DC BUCK constant-current circuits；The low-voltage driving circuit uses DC-DC
BOOST constant-current circuits.Here, AC-DC BUCK constant-current circuits and DC-DC BOOST constant-current circuits are traditional circuit.
It further includes connector and mounting base, the number of the number of the connector and the LED lamp that the LED grass, which inserts lamp,
Mesh is identical, and the mounting base is hollow and top seal and bottom opening, the lamp housing are installed on by the connector
On the top seal face of the mounting base, the driving power is installed in the inner cavity of the mounting base, the peace
The bottom opening face of dress seat is to be installed on the mounting surface on metope for the LED grass to be inserted lamp.
It further includes plug connector that the LED grass, which inserts lamp, and the plug connector is installed on the bottom opening face of the mounting base
And the bottom opening of the mounting base is covered, which inserts lamp and is plugged on ground by the plug connector.
The LED lamp further includes reflector and lampshade, and the reflector is installed in the lamp housing and is located at
The top of the LED light source board, the lampshade are connected on the open end of the lamp housing；
At least two fixations for being uniformly distributed the LED light source board described for fixation are provided on the inner wall of the lamp housing
Column and a ground wire connecting pole；On the lamp housing the first mounting hole, the top of the mounting base are offered close to blind end
The second mounting hole is offered on sealing surface, the connector is hollow and institute is stretched into both ends open, one end of the connector
It being fixed in the first mounting hole stated, the other end of the connector, which stretches into second mounting hole, to be fixed,
The electrical connecting wire being connect with firewire being arranged in the driving power, the electrical connecting wire being connect with zero curve and with ground wire connect
The electrical connecting wire connect passes through the endoporus of the connector, and the electrical connecting wire being connect with firewire and the electricity being connect with zero curve
Connecting wire is connected to the ground wire and connects with the LED light source board electrical connection, the electrical connecting wire being connect with ground wire respectively
It connects on column to carry out earth leakage protective；
Be provided with fixture block and the first fixing piece on the outer wall of the lamp housing at its open end, the lampshade it is interior
It is provided with the card slot for being caught in the fixture block on wall, the second fixing piece is provided on the outer wall of the lampshade, it is described
Second fixing piece and the fixed lampshade of the first fixing piece cooperation and the lamp housing；When in the upper of LED light source board
After side installs reflector, lampshade is connected on the open end of lamp housing by the cooperation of fixture block and card slot, then makes second to consolidate
Determine part coordinates recycling screw to fix with the first fixing piece, not only lampshade is fixed on the open end of lamp housing, but also will be reflective
Cup is fixed between LED light source board and lampshade.
Compared with the prior art, the advantages of the present invention are as follows：
It is provided with since driving power is electrically connected with alternating current and low-voltage direct respectively, and in driving power for detecting input
Still it is the detection control circuit of low-voltage DC for alternating current, it is defeated by high-voltage driving circuit or low-voltage driving circuit further according to inputting
Go out to LED light source board, therefore the LED grass inserts lamp and can select to use low-pressure direct using mains-supplied or selection according to actual needs
Galvanic electricity is powered, not only met can the demand of Landscape Place directly powered of alternating current, but also meet the landscape of not pre-buried alternating current facility
The demand in place.
Description of the drawings
Fig. 1 is that the LED grass of the present invention inserts the overall structure diagram of lamp；
Fig. 2 is that the LED grass of the present invention inserts the decomposition texture schematic diagram of lamp；
Fig. 3 is the decomposition texture schematic diagram that the LED grass of the present invention inserts the LED lamp in lamp；
Fig. 4 is the structural schematic diagram one of the lamp housing in the LED lamp in the slotting lamp of LED grass of the present invention；
Fig. 5 is the structural schematic diagram two of the lamp housing in the LED lamp in the slotting lamp of LED grass of the present invention；
Fig. 6 is the composition and connection wire frame schematic diagram that the LED grass of the present invention inserts the driving power in lamp；
Fig. 7 is the composition and connection wire frame detail drawing that the LED grass of the present invention inserts the driving power in lamp；
Fig. 8 a are the circuit diagram of the detection control circuit in the driving power in the slotting lamp of LED grass of the present invention；
Fig. 8 b are the first control switching circuit and high-voltage driving circuit in the driving power in the slotting lamp of LED grass of the present invention
Circuit diagram；
Fig. 8 c are the second control switching circuit and low-voltage driving circuit in the driving power in the slotting lamp of LED grass of the present invention
Circuit diagram.
Specific implementation mode
Below in conjunction with attached drawing embodiment, present invention is further described in detail.
The dual-purpose LED grass of a kind of alternating current and low-voltage DC proposed by the present invention inserts lamp, as shown in Figure 1, Figure 2, Fig. 3, Fig. 4 and figure
Shown in 5 comprising the LED lamp 2, two of driving power 1, two connector 3, mounting base 4 and plug connector 5, LED lamp 2 include
Hollow and one end open and the closed lamp housing 21 of the other end, are installed on lamp at the LED light source board 22 being installed in the inner cavity of lamp housing 21
In shell 21 and positioned at the reflector 23 of the top of LED light source board 22 and the lampshade 24 being connected on the open end of lamp housing 21, installation
Seat 4 hollow and top seals and bottom opening, lamp housing 21 are installed on by connector 3 on the top seal face of mounting base 4, driving
Power supply 1 is installed in the inner cavity of mounting base 4, and the bottom opening face of mounting base 4 is to be installed on metope for the LED grass to be inserted lamp
Mounting surface, plug connector 5 is installed on the bottom opening face of mounting base 4 and covers the bottom opening of mounting base 4, LED grass
Lamp is inserted to be plugged on ground by plug connector 5；As shown in fig. 6, driving power 1 is by detection control circuit 11, high-voltage driving circuit
12, low-voltage driving circuit 13, first control switching circuit 14, second control switching circuit 15 form, alternating current (voltage be 110V~
120V or be 220V~240V) and low-voltage DC (less than 36V safe voltage, can be 12V, 24V or 36V) divide equally three tunnels
Output, alternating current and the respective first via of low-voltage DC are connect with the input terminal of detection control circuit 11, detect control circuit 11
It is alternating current or low-voltage DC for detect input, alternating current and respective second tunnel of low-voltage DC and high-voltage driving circuit
12 input terminal connection, alternating current and the respective third road of low-voltage DC connect with the input terminal of low-voltage driving circuit 13, detect
First output end of control circuit 11 is connect with the input terminal of the first control switching circuit 14, and the second of detection control circuit 11 is defeated
Outlet is connect with the input terminal of the second control switching circuit 15, the output end and high-voltage driving circuit of the first control switching circuit 14
The output end of 12 input terminal connection, the second control switching circuit 15 is connect with the input terminal of low-voltage driving circuit 13, and high pressure is driven
The output end of dynamic circuit 12 and the output end of low-voltage driving circuit 13 are connect with LED light source board 22 respectively；Detect control circuit 11
When detect input is alternating current, the conducting of the first control switching circuit 14, the second control switching circuit 15 is set to close, the first control
Switching circuit 14 makes high-voltage driving circuit 12 export high voltage direct current to LED light source board 22 when being connected make in LED light source board 22
LED lamp bead is lighted；When what detection control circuit 11 detected input is low-voltage DC, the second control switching circuit 15 is made to lead
Logical, the first control switching circuit 14 is closed, and the second control switching circuit 15 makes low-voltage driving circuit 13 export low-pressure direct when being connected
Galvanic electricity to LED light source board 22 makes the LED lamp bead in LED light source board 22 light.Due to driving power 1 respectively with alternating current and low-pressure direct
Galvanic electricity connects, and it is the detection control circuit that alternating current is still low-voltage DC to be provided in driving power 1 for detecting input
11, further according to input by high-voltage driving circuit 12 or the output of low-voltage driving circuit 13 to LED light source board 22, therefore the LED grass is inserted
Lamp can select according to actual needs using mains-supplied or selection using low-voltage DC power, both met can alternating current it is direct
The demand of the Landscape Place of power supply, and meet the demand of the Landscape Place of not pre-buried alternating current facility.
In the present embodiment, as shown in fig. 7, detection control circuit 11 include for by AC rectification at the whole of direct current
Current circuit 111, voltage signal for detecting the direct current after rectification detection circuit 112, detection circuit 112 can be transmitted
Voltage signal carry out judge identification make the first control switching circuit 14 and second control switching circuit 15 in one of lead
Logical and another closing microcontroller U3 (referring to Fig. 8 a), alternating current and the respective first via of low-voltage DC and rectification circuit 111
Input terminal connection, the output end of rectification circuit 111 connect with the input terminal of detection circuit 112 all the way, detection circuit 112
Output end is connect with microcontroller U3, and the first output end of microcontroller U3 is connect with the input terminal of the first control switching circuit 14, single
The second output terminal of piece machine U3 is connect with the input terminal of the second control switching circuit 15.
In the present embodiment, as shown in fig. 7, detection control circuit 11 further includes power supply circuit 113, rectification circuit 111
The another way of output end is connect with the input terminal of power supply circuit 113, and output end and the microcontroller U3 of power supply circuit 113 are connected as list
Piece machine U3 provides operating voltage.
In the present embodiment, as shown in Figure 8 a, microcontroller U3 is the microcontroller of model OB3Z12A, detection circuit 112
Output end is connect with the 4th foot of microcontroller U3, and the output end of power supply circuit 113 is connect with the 1st foot of microcontroller U3, microcontroller U3
The 2nd foot as the first output end with first control switching circuit 14 input terminal connect, the 3rd foot of microcontroller U3 is as second
Output end is connect with the input terminal of the second control switching circuit 15.
In the present embodiment, as shown in Figure 8 a, detection circuit 112 is by two resistance R21, R25 (referring to Fig. 8 a) series connection structures
At, and the output end that the public connecting end of two resistance R21, R25 are detection circuit 112.
In the present embodiment, as shown in Fig. 7 and Fig. 8 a, the first control switching circuit 14 includes the first metal-oxide-semiconductor Q1 (referring to figure
8b) it is connect with the first output end of microcontroller U3 with the first relay 141, the gate pole of the first metal-oxide-semiconductor Q1, the first metal-oxide-semiconductor Q1's
Source electrode is grounded, and the drain electrode of the first metal-oxide-semiconductor Q1 is connect with a foot of the first relay 141, another foot of the first relay 141
Connect with the input terminal of high-voltage driving circuit 12, the first relay 141 there are one the firewire output lines of foot and alternating current to connect；
Second control switching circuit 15 includes the second metal-oxide-semiconductor Q3 (referring to Fig. 8 c) and the second relay 151, the gate pole of the second metal-oxide-semiconductor Q3
It is connect with the second output terminal of microcontroller U3, the source electrode ground connection of the second metal-oxide-semiconductor Q3, drain electrode and the second relay of the second metal-oxide-semiconductor Q3
One foot of device 151 connects, another foot of the second relay 151 is connect with the input terminal of low-voltage driving circuit 13, second after
Electric appliance 151 there are one the firewire output lines of foot and low-voltage DC to connect.Here, the first metal-oxide-semiconductor Q1 is for controlling first
The conducting and disconnection of relay 141, and the first relay 141 is used to control the voltage and current on the firewire output line of alternating current
Conducting and disconnection have electric current to flow through when the first metal-oxide-semiconductor Q1 conductings on the first relay 141, the conducting of the first relay 141, city
The firewire output line conducting of electricity, the at this time normally input of high-voltage driving circuit 12；When the first metal-oxide-semiconductor Q1 cut-offs, the first relay
There is no electric current to flow through on 141, the first relay 141 disconnects, and the firewire output line open circuit of alternating current, high-voltage driving circuit 12 is opened at this time
Road, no current output；Equally, conductings and disconnection of the second metal-oxide-semiconductor Q3 for controlling the second relay 151, and the second relay
The conducting and disconnection of voltage and current on the 151 firewire output line for controlling low-voltage DC, when the second metal-oxide-semiconductor Q3 conductings
When, there is electric current to flow through on the second relay 151, the conducting of the second relay 151, the firewire output line conducting of low-voltage DC, this
When low-voltage driving circuit 13 normally input；When the second metal-oxide-semiconductor Q3 cut-offs, there is no electric current to flow through on the second relay 151, second
Relay 151 disconnects, the firewire output line open circuit of low-voltage DC, and low-voltage driving circuit 13 is opened a way at this time, no current output.
In the present embodiment, as shown in Fig. 7, Fig. 8 b and Fig. 8 c, high-voltage driving circuit 12 uses AC-DC BUCK Constant Electric Currents
Road；Low-voltage driving circuit 13 uses DC-DC BOOST constant-current circuits.Here, AC-DC BUCK constant-current circuits and DC-DC BOOST
Constant-current circuit is traditional circuit.
Here, rectification circuit 111 directly uses existing rectifier bridge stack BD2 (referring to Fig. 8 a)；Power supply circuit 113 is using biography
The AC-DC BUCK constant voltage circuits of system.Fig. 8 a give the circuit diagram of the detection control circuit in driving power；Fig. 8 b give
The circuit diagram of the first control switching circuit and high-voltage driving circuit in driving power；Fig. 8 c give second in driving power
Control the circuit diagram of switching circuit and low-voltage driving circuit.
In the present embodiment, as shown in fig. 4 and fig. 2, there are two be uniformly distributed for fixing for setting on the inner wall of lamp housing 21
The fixed column 211 of LED light source board 22 and a ground wire connecting pole 212；On lamp housing 21 the first mounting hole is offered close to blind end
213, offer the second mounting hole 41 on the top seal face of mounting base 4, connector 3 is hollow and both ends open, and the one of connector 3
End, which is stretched into the first mounting hole 213, to be fixed, and the other end of connector 3, which stretches into the second mounting hole 41, to be fixed, driving
The electrical connecting wire being connect with firewire being arranged on power supply 1, the electrical connecting wire being connect with zero curve and what is connect with ground wire be electrically connected
The endoporus that conducting wire passes through the connector 3 is connect, and the electrical connecting wire being connect with firewire and the electrical connection being connect with zero curve are led
Line is connected on ground wire connecting pole 212 with the electrical connection of LED light source board 22, the electrical connecting wire being connect with ground wire to be leaked respectively
Electric protection.
In the present embodiment, as shown in Figure 3 and Figure 5, on the outer wall of lamp housing 21 fixture block 214 is provided at its open end
With the first fixing piece 215, the card slot (not shown) for being caught in fixture block 214, lampshade 24 are provided on the inner wall of lampshade 24
Outer wall on be provided with the second fixing piece 241, the second fixing piece 241 and the first fixing piece 215 cooperation fastening lampshades 24 and lamp housing
21；After installing reflector 23 in the top of LED light source board 22, lampshade 24 is clamped by fixture block 214 and the cooperation of card slot
Screw is recycled to fix on the open end of lamp housing 21, then making the second fixing piece 241 coordinate with the first fixing piece 215, not only
Lampshade 24 is fixed on the open end of lamp housing 21, and reflector 23 is fixed between LED light source board 22 and lampshade 24.
Claims (10)
1. a kind of alternating current and the dual-purpose LED grass of low-voltage DC insert lamp, including driving power and several LED lamps, described
LED lamp includes hollow and one end open and the closed lamp housing of the other end and the LED light that is installed in the inner cavity of the lamp housing
Source plate, it is characterised in that：The driving power is by detection control circuit, high-voltage driving circuit, low-voltage driving circuit, the first control
Switching circuit processed, the second control switching circuit composition, alternating current and low-voltage DC divide equally the output of three tunnels, alternating current and low-voltage DC
The respective first via is connect with the input terminal of the detection control circuit, and the detection control circuit is used to detect input
It is alternating current or low-voltage DC, the input terminal of alternating current and low-voltage DC respective second tunnel and the high-voltage driving circuit
Connection, alternating current and the respective third road of low-voltage DC are connect with the input terminal of the low-voltage driving circuit, the detection
First output end of control circuit is connect with the input terminal of the first control switching circuit, the detection control circuit
Second output terminal is connect with the input terminal of the second control switching circuit, the output end of the described first control switching circuit
It is connect with the input terminal of the high-voltage driving circuit, the output end of the described second control switching circuit drives with the low pressure
The output end difference of the input terminal connection of dynamic circuit, the output end of the high-voltage driving circuit and the low-voltage driving circuit
It is connect with the LED light source board；When what the detection control circuit detected input is alternating current, described first is made to control
Switching circuit conducting, the described second control switching circuit are closed, and the described first control switching circuit makes described when being connected
High-voltage driving circuit output high voltage direct current lights the LED lamp bead in the LED light source board to the LED light source board；
When what the detection control circuit detected input is low-voltage DC, described second is made to control switching circuit conducting, institute
The the first control switching circuit stated is closed, and the described second control switching circuit makes the low-voltage driving circuit export when being connected
Low-voltage DC lights the LED lamp bead in the LED light source board to the LED light source board.
2. a kind of alternating current according to claim 1 and the dual-purpose LED grass of low-voltage DC insert lamp, it is characterised in that：It is described
Detection control circuit include for by AC rectification at the rectification circuit of direct current, for detecting the direct current after rectification
The detection circuit of voltage signal, the voltage signal that can be transmitted to the detection circuit carry out judging that identification makes described first
The microcontroller of conducting one of in control switching circuit and the described second control switching circuit and another closing, alternating current
It is connect with the respective first via of low-voltage DC with the input terminal of the rectification circuit, the output end of the rectification circuit
It is connect all the way with the input terminal of the detection circuit, the output end of the detection circuit is connect with the microcontroller, institute
First output end of the microcontroller stated is connect with the input terminal of the first control switching circuit, and the second of the microcontroller
Output end is connect with the input terminal of the second control switching circuit.
3. a kind of alternating current according to claim 2 and the dual-purpose LED grass of low-voltage DC insert lamp, it is characterised in that：It is described
Detection control circuit further include power supply circuit, the another way of the output end of the rectification circuit and the power supply circuit
Input terminal connects, and the output end of the power supply circuit is connected as the microcontroller with the microcontroller and provides work electricity
Pressure.
4. a kind of alternating current according to claim 2 or 3 and the dual-purpose LED grass of low-voltage DC insert lamp, it is characterised in that：Institute
The microcontroller stated is the microcontroller of model OB3Z12A, the 4th foot of the output end of the detection circuit and the microcontroller
Connection, the output end of the power supply circuit are connect with the 1st foot of the microcontroller, the 2nd foot conduct of the microcontroller
First output end is connect with the input terminal of the first control switching circuit, and the 3rd foot of the microcontroller is defeated as second
Outlet is connect with the input terminal of the second control switching circuit.
5. a kind of alternating current according to claim 4 and the dual-purpose LED grass of low-voltage DC insert lamp, it is characterised in that：It is described
Detection circuit it is in series by two resistance, and the public connecting end of the resistance described in two be the detection circuit it is defeated
Outlet.
6. a kind of alternating current according to claim 5 and the dual-purpose LED grass of low-voltage DC insert lamp, it is characterised in that：It is described
The first control switching circuit include the first metal-oxide-semiconductor and the first relay, the gate pole of first metal-oxide-semiconductor and the monolithic
First output end of machine connects, the source electrode ground connection of first metal-oxide-semiconductor, the drain electrode of first metal-oxide-semiconductor and described the
One foot of one relay connects, another foot of first relay and the input terminal of the high-voltage driving circuit connect
Connect, first relay there are one the firewire output lines of foot and alternating current to connect；The second control switching circuit
Including the second metal-oxide-semiconductor and the second relay, the gate pole of second metal-oxide-semiconductor and the second output terminal of the microcontroller connect
It connects, the source electrode ground connection of second metal-oxide-semiconductor, a foot of the drain electrode and second relay of second metal-oxide-semiconductor
Connection, another foot of second relay connect with the input terminal of the low-voltage driving circuit, described second after
Electric appliance there are one the firewire output lines of foot and low-voltage DC to connect.
7. a kind of alternating current according to claim 1 and the dual-purpose LED grass of low-voltage DC insert lamp, it is characterised in that：It is described
High-voltage driving circuit use AC-DC BUCK constant-current circuits；The low-voltage driving circuit uses DC-DC BOOST Constant Electric Currents
Road.
8. a kind of alternating current according to claim 1 and the dual-purpose LED grass of low-voltage DC insert lamp, it is characterised in that：The LED
The slotting lamp of grass further includes connector and mounting base, and the number of the connector is identical as the number of the LED lamp, described
Mounting base is hollow and top seal and bottom opening, the lamp housing are installed on the mounting base by the connector
On top seal face, the driving power is installed in the inner cavity of the mounting base, the bottom opening of the mounting base
Face is to be installed on the mounting surface on metope for the LED grass to be inserted lamp.
9. a kind of alternating current according to claim 8 and the dual-purpose LED grass of low-voltage DC insert lamp, it is characterised in that：The LED
The slotting lamp of grass further includes plug connector, and the plug connector is installed on the bottom opening face of the mounting base and covers described
The bottom opening of mounting base, the LED grass are inserted lamp and are plugged on ground by the plug connector.
10. the dual-purpose LED grass of a kind of alternating current and low-voltage DC according to claim 8 or claim 9 inserts lamp, it is characterised in that：
The LED lamp further includes reflector and lampshade, and the reflector is installed in the lamp housing and is located at the LED
The top of light source board, the lampshade are connected on the open end of the lamp housing；
Be provided on the inner wall of the lamp housing at least two be uniformly distributed for the LED light source board fixed column and
One ground wire connecting pole；On the lamp housing the first mounting hole, the top seal of the mounting base are offered close to blind end
Offer the second mounting hole on face, the connector is hollow and both ends open, and one end of the connector is stretched into described
It is fixed in first mounting hole, the other end of the connector, which stretches into second mounting hole, to be fixed, described
Driving power on the electrical connecting wire being connect with firewire that is arranged, the electrical connecting wire being connect with zero curve and connect with ground wire
Electrical connecting wire passes through the endoporus of the connector, and the electrical connecting wire being connect with firewire and the electrical connection being connect with zero curve
Conducting wire is connected to the ground wire connecting pole with the LED light source board electrical connection, the electrical connecting wire being connect with ground wire respectively
On；
Fixture block and the first fixing piece are provided on the outer wall of the lamp housing at its open end, on the inner wall of the lampshade
It is provided with the card slot for being caught in the fixture block, is provided with the second fixing piece on the outer wall of the lampshade, described second
Fixing piece and the fixed lampshade of the first fixing piece cooperation and the lamp housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810673485.9A CN108668414B (en) | 2018-06-27 | 2018-06-27 | Dual-purpose LED grass of commercial power and low voltage direct current is inserted lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810673485.9A CN108668414B (en) | 2018-06-27 | 2018-06-27 | Dual-purpose LED grass of commercial power and low voltage direct current is inserted lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108668414A true CN108668414A (en) | 2018-10-16 |
| CN108668414B CN108668414B (en) | 2023-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN107094337A (en) * | 2017-06-30 | 2017-08-25 | 台州市椒光照明有限公司 | A kind of light-operated Width funtion LED lamp drive circuit |
| CN107172768A (en) * | 2017-07-19 | 2017-09-15 | 深圳怡化电脑股份有限公司 | A kind of LED drive controls circuit |
| CN107708252A (en) * | 2017-09-30 | 2018-02-16 | 郑州云海信息技术有限公司 | A kind of pure NVME backboards LED state indicator lamp STBY power switching device and methods |
| CN107949113A (en) * | 2017-12-06 | 2018-04-20 | 北京小米移动软件有限公司 | LED light control circuit and LED light |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202074361U (en) * | 2011-06-10 | 2011-12-14 | 东莞市远大光电科技有限公司 | Led lawn lamp |
| CN107087331A (en) * | 2017-06-30 | 2017-08-22 | 台州市椒光照明有限公司 | A kind of Width funtion LED lamp drive circuit with emergency function |
| CN107094337A (en) * | 2017-06-30 | 2017-08-25 | 台州市椒光照明有限公司 | A kind of light-operated Width funtion LED lamp drive circuit |
| CN107172768A (en) * | 2017-07-19 | 2017-09-15 | 深圳怡化电脑股份有限公司 | A kind of LED drive controls circuit |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108668414B (en) | 2023-11-10 |
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