CN219577318U - Novel high-voltage linear LED lamp - Google Patents
Novel high-voltage linear LED lamp Download PDFInfo
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- CN219577318U CN219577318U CN202320163459.8U CN202320163459U CN219577318U CN 219577318 U CN219577318 U CN 219577318U CN 202320163459 U CN202320163459 U CN 202320163459U CN 219577318 U CN219577318 U CN 219577318U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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Abstract
The utility model belongs to the technical field of LED bulbs, and particularly relates to a novel high-voltage linear LED lamp, which comprises the following components in part by weight: the LED lamp comprises a bulb body, a lamp cap and a conductive part, wherein the lamp cap comprises a shell and the conductive part, the shell of the lamp cap is fixedly connected with the bulb body, the conductive part is fixedly connected with the high-voltage linear LED lamp strip and is used for transmitting high-voltage direct current acquired by the conductive part to the high-voltage linear LED lamp strip, the lamp base is in threaded connection with the lamp cap, a power module and a boosting module are arranged in the lamp base and are used for converting DC low voltage input by the power module into DC high voltage and transmitting the DC high voltage to the conductive part so that the high-voltage linear LED lamp strip is lighted.
Description
Technical Field
The utility model belongs to the technical field of LED bulbs, and particularly relates to a novel high-voltage linear LED lamp.
Background
With the improvement of living standard, people are continuously changing pursuing living tastes, and most obvious is various lamps closely related to living.
Currently, various lamps with built-in batteries are appeared on the market, wherein the high-voltage linear LED bulb with built-in batteries is generally an AC and DC dual-property high-voltage linear LED bulb.
In the prior art, because the space of a lamp with a built-in battery is limited, the provided voltage is lower, and the high-voltage linear LED lamp strip in the high-voltage linear LED bulb cannot be directly lightened, and a DC-AC booster is required to be arranged to convert low-voltage direct current into high-voltage alternating current. In practical tests, the phenomenon that the voltage of the boosted AC is unstable and the LED lamp strip is suddenly changed is often caused by the high voltage of the boosted AC, and the brightness of the LED lamp strip is hardly changed when the dimming knob is used for adjusting the dimming knob.
In addition, the DC-AC booster has high power consumption in boost conversion, so that the lithium battery needs to be charged and discharged frequently, and the service life of the battery is greatly shortened.
In practical use, if the high-voltage linear LED light bar is required to reach normal brightness, the high-voltage AC voltage of 110-240V can be boosted by using a lithium battery of 7.4V or 12V or more, but the lithium battery of 7.4V or 12V or more is large in size and high in cost.
Disclosure of Invention
In order to overcome the problems in the related art to at least a certain extent, the utility model provides a novel high-voltage linear LED lamp, which aims to solve the technical problem that the voltage of the boosted AC high voltage in the prior art is unstable, so that a bulb is suddenly and suddenly darkened.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a novel high-voltage linear LED lamp, which comprises:
the bulb comprises a bulb body, wherein a high-voltage linear LED lamp strip is arranged in the bulb body;
the lamp cap comprises a shell and a conductive part, wherein the shell of the lamp cap is fixedly connected with the bulb body; the conductive part is fixedly connected with the high-voltage linear LED lamp strip and is used for transmitting the electric energy acquired by the conductive part to the high-voltage linear LED lamp strip;
the LED lamp comprises a lamp holder, wherein the lamp holder is in threaded connection with a lamp cap, a power module and a boosting module are arranged in the lamp holder, the boosting module is electrically connected with the power module, the boosting module is connected with a conductive part of the lamp cap and used for converting DC low voltage power input by the power module into DC high voltage power and transmitting the DC high voltage power to the conductive part so as to light a high-voltage linear LED lamp strip.
Further, the boost module includes: the device comprises a controller, a potentiometer, a switch circuit, a feedback circuit, a transformer, a rectifying circuit and a DC high-voltage output circuit;
wherein the potentiometer comprises a switch part S1A and a dimming knob part S1B;
the power supply module is connected with the controller through a switch part S1A of the potentiometer;
the controller is respectively connected with the input end of the switch circuit and the input end of the transformer, one end of the output end of the switch circuit is connected with the input end of the transformer and used for controlling the transformer to start working or stop working, and the other end of the switch circuit is grounded;
the output end of the transformer is connected with the rectifying circuit and is used for converting the transformed AC high voltage into DC high voltage;
the rectification circuit is connected with a dimming knob part S1B of the potentiometer, and the dimming knob part S1B is connected with the DC high-voltage output circuit and is used for controlling the brightness of the high-voltage linear LED lamp strip according to the adjustment of the dimming knob part S1B by a user;
the DC high-voltage output circuit is connected with the feedback circuit, and the feedback circuit is connected with the controller and is used for feeding back the input voltage of the DC high-voltage output circuit to the controller.
Further, the model of the controller is a BM0853D type chip.
Further, pins 1, 7 and 8 of the BM0853D type chip are connected with the positive electrode of the power supply module through a sampling resistor R1 and a switch part S1A of a potentiometer which are connected in series, and are used for realizing overcurrent protection of the boosting module;
the pin 6 of the BM0853D type chip is connected with the switch part S1A of the potentiometer to provide power supply voltage for the BM0853D type chip;
the pin 5 of the BM0853D type chip is connected with the feedback circuit and is used for feeding back the voltage and the working current input into the high-voltage linear LED lamp strip to the BM0853D type chip;
the No. 4 pin of the BM0853D chip is grounded;
the pin 3 of the BM0853D type chip is connected with the capacitor C4 and then grounded;
and a pin No. 2 of the BM0853D type chip is connected with the switch circuit.
Further, the input end of the switch circuit is connected with the No. 2 pin of the BM0853D type chip, one end of the output end is connected with the input end of the transformer, and the other end is grounded;
the switching circuit comprises a diode D1, a switching field effect transistor Q1 and a triode Q2;
the base electrode of the triode Q2 is connected with the No. 2 pin of the BM0853D type chip, the collector electrode of the triode Q2 is grounded, and a forward diode D1 is arranged between the base electrode and the emitter electrode of the triode Q2;
the grid electrode of the switch field effect tube Q1 is connected with the emitter electrode of the triode Q2, the drain electrode of the switch field effect tube Q1 is connected with the output end of the transformer, the source electrode of the switch field effect tube Q1 is grounded, and a discharge resistor R2 is arranged between the grid electrode and the source electrode of the switch field effect tube Q1.
Further, the model of the transformer is EE13 lengthened transformer; one end of an input end T1B of the transformer is connected with an output end of the sampling resistor R1, the other end of the input end T1B of the transformer is connected with an output end of the switching circuit, a diode D2 which is connected positively is arranged in the T1B of the transformer, a capacitor C3 is connected in parallel with the output end of the diode D2 and the input end T1B of the transformer, and an absorption resistor R3 is also connected in parallel;
and the output end T1A of the transformer is connected with the rectifying circuit and is used for converting the transformed AC high voltage into DC high voltage.
Further, an input end of the DC high voltage output circuit is connected to an output end of the rectifying circuit, and the DC high voltage output circuit includes: a sampling resistor RS, a dimming knob portion S1B, and a shunt resistor R6;
the input end of the sampling resistor RS is connected with the output end of the rectifying circuit, the output end of the sampling resistor RS is connected with the input end of the shunt resistor R6 in series, the output end of the shunt resistor R6 is connected with the conducting part in the lamp cap in series, and two ends of the shunt resistor R6 are connected with the dimming knob part S1B in parallel and used for adjusting the brightness of the high-voltage linear LED lamp strip according to the resistance value of the dimming knob part S1B.
Further, one end of the input end of the feedback circuit is connected with the output end of the rectifying circuit, and the other end of the input end of the feedback circuit is connected with the output end of the DC high-voltage output circuit; one end of the output end of the feedback circuit is connected with a No. 5 pin of the BM0853D type chip, and the other end of the output end of the feedback circuit is grounded after passing through a resistor R5;
wherein the feedback circuit comprises: a triode Q3, wherein the base electrode of the triode Q3 is connected with the output end of the DC high-voltage output circuit through a resistor R8; the emitter of the triode Q3 is connected with the output end of the rectifying circuit; the collector of the triode Q3 is connected to the No. 5 pin of the BM0853D chip through a resistor R7; and a resistor R4 is connected in parallel between the emitter and the collector of the triode.
Further, an electrolytic capacitor E2 is further arranged between the rectifying circuit and the DC high-voltage output circuit and between the rectifying circuit and the feedback circuit, and is used for filtering the rectified DC high voltage.
Further, the method further comprises the following steps: and the electrolytic capacitor E1, the patch capacitor C1 and the patch capacitor C2 are mutually connected in parallel with the boosting module.
The utility model adopts the technical proposal and has at least the following beneficial effects:
in practical application, the utility model comprises the following steps: the LED lamp comprises a lamp body, a lamp cap and a conductive part, wherein the lamp cap comprises a shell and the conductive part, the shell of the lamp cap is fixedly connected with the lamp body, the conductive part is fixedly connected with the high-voltage linear LED lamp strip and is used for transmitting electric energy acquired by the conductive part to the high-voltage linear LED lamp strip, the lamp base is in threaded connection with the lamp cap, a power module and a boosting module are arranged in the lamp base and are electrically connected with the power module, and the boosting module is connected with the conductive part and is used for converting DC low voltage input by the power module into DC high voltage and transmitting the DC high voltage to the conductive part so as to enable the high-voltage linear LED lamp strip to be lighted.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a novel high voltage linear LED lamp, according to an exemplary embodiment;
FIG. 2 is a functional block diagram of a boost module shown according to an exemplary embodiment;
fig. 3 is a circuit diagram of a boost module shown according to an exemplary embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a novel high-voltage linear LED lamp according to an exemplary embodiment, and as shown in fig. 1, the high-voltage linear LED lamp includes:
the bulb comprises a bulb body 1, wherein a high-voltage linear LED lamp strip 11 is arranged in the bulb body 1;
a lamp cap 2, which comprises a shell 21 and a conductive part 22, wherein the shell 21 of the lamp cap is fixedly connected with the bulb body 1; the conductive part 22 is fixedly connected with the high-voltage linear LED lamp strip 11, and is used for transmitting the electric energy acquired by the conductive part 22 to the high-voltage linear LED lamp strip 11;
the lamp holder 3, and lamp holder 3 with lamp holder 2 threaded connection, wherein, be provided with power module 31 and boost module 32 in the lamp holder 3, just boost module 32 with power module 31 electricity is connected, boost module 32 with the electrically conductive portion 22 of lamp holder 2 is connected for change DC low voltage electricity that power module 31 input into DC high voltage electricity and transmit to electrically conductive portion 22, so that high voltage linear LED lamp strip 11 is lighted.
It should be noted that, the application scenario for the technical scheme provided by the embodiment is similar to the occasions of neon effect, high-voltage linear LED light bar and the like.
It should be noted that, the high-voltage linear LED light bar is long and is processed into other shapes, for example: love, party, happy Birthday, etc.
In practical application of this embodiment, the method includes: the lamp bulb comprises a lamp bulb body 1, a high-voltage linear LED lamp strip 11 and a lamp cap 2 are arranged in the lamp bulb body 1, the lamp cap 2 comprises a shell 21 and a conducting part 22, the shell of the lamp cap 2 is fixedly connected with the lamp bulb body 1, the conducting part 22 is fixedly connected with the high-voltage linear LED lamp strip 11 and is used for transmitting electric energy acquired by the conducting part 22 to the high-voltage linear LED lamp strip 11, the lamp holder 3 is in threaded connection with the lamp cap 2, a power supply module 31 and a boosting module 32 are arranged in the lamp holder 3, the boosting module 32 is electrically connected with the power supply module 31, the boosting module 32 is connected with the conducting part 22 and is used for converting DC low voltage input by the power supply module 31 into DC high voltage and transmitting the DC high voltage to the conducting part 22, so that the high-voltage linear LED lamp strip 11 is lighted.
In one embodiment, the power module may be a BRc18650 DC3.7V 4200mAH lithium battery.
It can be appreciated that the DC3.7V lithium battery is adopted to replace the 7.4V or 12V lithium battery in the embodiment, so that the production cost is greatly reduced, and the space can be saved.
Specifically, referring to fig. 2, fig. 2 is a functional block diagram of a boost module according to an exemplary embodiment, in one embodiment, the boost module includes: a controller 321, a potentiometer 322, a switching circuit 323, a feedback circuit 324, a transformer 325, a rectifying circuit 326, and a DC high voltage output circuit 327;
wherein the potentiometer 322 includes a switch portion S1A and a dimming knob portion S1B;
the power module 31 is connected with the controller 321 through a switch part S1A of the potentiometer;
the controller 321 is connected to the input end of the switch circuit 323 and the input end of the transformer 325, and one end of the output end of the switch circuit 323 is connected to the input end of the transformer 325, so as to control the transformer 325 to start or stop working, and the other end is grounded;
the output end of the transformer 322 is connected with a rectifying circuit and is used for converting the transformed AC high voltage into DC high voltage;
the rectifying circuit 326 is connected to a dimming knob portion S1B of the potentiometer 322, and the dimming knob portion S1B is connected to the DC high voltage output circuit 327, so as to control the brightness of the high voltage linear LED light bar 11 according to the adjustment of the dimming knob portion S1B by the user;
the DC high voltage output circuit 327 is connected to the feedback circuit 324, and the feedback circuit 324 is connected to the controller 321, for feeding back the input voltage of the DC high voltage output circuit to the controller 321.
It should be noted that, the switch portion S1A may control the entire boost module to start or stop operating; the dimming knob part S1B can realize the function of adjusting the brightness of the high-voltage linear LED light bar 11 through the size of an adjusting resistor.
Specifically, referring to fig. 3, fig. 3 is a circuit diagram of a boost module according to an exemplary embodiment, and as shown in fig. 3, in one embodiment, the controller is a BM0853D type chip.
In one embodiment, pins 1, 7 and 8 of the BM 0853D-type chip are connected with the positive electrode of the power module through a sampling resistor R1 and a switch part S1A of a potentiometer which are connected in series, so as to realize overcurrent protection of the boost module;
the pin 6 of the BM0853D type chip is connected with the switch part S1A of the potentiometer to provide power supply voltage for the BM0853D type chip;
the pin 5 of the BM0853D type chip is connected with the feedback circuit and is used for feeding back the voltage and the working current input into the high-voltage linear LED lamp strip to the BM0853D type chip;
the No. 4 pin of the BM0853D chip is grounded;
the pin 3 of the BM0853D type chip is connected with the capacitor C4 and then grounded;
and a pin No. 2 of the BM0853D type chip is connected with the switch circuit.
Specifically, in this embodiment, the controller 321 is a BM0853D type chip. The positive pole of the power module 31 is connected with a switch portion S1A of the potentiometer 322, the output end of the switch portion S1A is connected to the input end of the sampling resistor R1, the output ends of the sampling resistor R1 are respectively connected to pins 1, 7 and 8 of the controller 321, and the pins 1, 7 and 8 of the controller 321 are current detection input ends, so that overcurrent protection of the boost module circuit can be realized; the pin 6 of the controller 321 is connected with the switch part S1A and is used as an input pin of a power supply of the controller 321; the pin 5 of the controller 321 is connected with the feedback circuit 324, and is used for feeding back the voltage and the working current input into the high-voltage linear LED light bar to the controller 321, and it should be noted that the purpose of the working current being equal to the output current of the linear LED light bar is to realize the dual feedback of the voltage and the current; the pin 4 of the controller 321 is grounded; the pin 3 of the controller 321 is connected to the capacitor C4 and then grounded, wherein the pin 3 is an input signal, and is used for adjusting the switching frequency, and the smaller the capacity of the capacitor c4=470 pF, the higher the frequency; the pin 2 of the controller 321 is connected to the switch circuit, and is used for controlling the start or stop of the transformer.
The sampling resistor R1 is a resistor with an accuracy of 1%, and is intended to detect the magnitude of the current, and the voltage drop flowing through the resistor r1=20mr is reflected on pins 7 and 8 of the controller 321, and when the voltage drop exceeds the limit value, the self-protection of the switching circuit is started.
In one embodiment, the input end of the switch circuit is connected with the No. 2 pin of the BM0853D type chip, one end of the output end is connected with the input end of the transformer, and the other end is grounded;
the switching circuit comprises a diode D1, a switching field effect transistor Q1 and a triode Q2;
the base electrode of the triode Q2 is connected with the No. 2 pin of the BM0853D type chip, the collector electrode of the triode Q2 is grounded, and a forward diode D1 is arranged between the base electrode and the emitter electrode of the triode Q2;
the grid electrode of the switch field effect tube Q1 is connected with the emitter electrode of the triode Q2, the drain electrode of the switch field effect tube Q1 is connected with the input end of the transformer, the source electrode of the switch field effect tube Q1 is grounded, and a discharge resistor R2 is arranged between the grid electrode and the source electrode of the switch field effect tube Q1.
The discharging resistor R2 is used to discharge the electric charge during the off period of the switching circuit operation.
Referring to fig. 3, pin 2 of the controller 321 is connected to the base of the transistor Q2, a diode D1 is connected between the base and the emitter of the transistor Q2, and the collector of the transistor Q2 is grounded. The model of the triode Q2 is 5401, and the triode is PNP; the model of the diode D1 is 1N4148 silk screen printing code number T4.
The grid electrode of the switching field effect transistor Q1 is connected with the emitter electrode of the triode Q2, the drain electrode is connected with the transformer, the source electrode is grounded, and a discharge resistor R2 is connected between the grid electrode and the drain electrode of the field effect transistor Q1 in a bridging mode. The switching field effect transistor Q1 is an N-channel MOSFET of 6A 20V. When pins 7 and 8 of the controller detect that the sampling resistor R1 is too large, self-protection of the switch circuit is started, namely: when the switching field effect transistor Q1 is disconnected, the transformer 325 stops working, thus realizing self-protection of the circuit 。
In one embodiment, the transformer is an EE13 extension transformer; one end of an input end T1B of the transformer is connected with an output end of the sampling resistor R1, the other end of the input end T1B of the transformer is connected with an output end of the switching circuit, a diode D2 which is connected positively is arranged in the T1B of the transformer, a capacitor C3 is connected in parallel with the output end of the diode D2 and the input end T1B of the transformer, and an absorption resistor R3 is also connected in parallel;
and the output end T1A of the transformer is connected with the rectifying circuit and is used for converting the transformed AC high voltage into DC high voltage.
It should be noted that, referring to fig. 3, one end of the transformer input end T1B is connected to the output end of the sampling resistor r1=20mr, the other end is connected to the drain electrode of the switching triode, and the transformer input end T1B is further provided with a diode D2, wherein the model of D2 is FR107, and the code of silk screen printing is F7.
The absorption resistor r3=1000Ω is used to absorb leakage inductance energy of the transformer, and particularly in use, since the switching fet Q1 generates a voltage spike during switching, the spike energy is absorbed and dissipated in the absorption resistor R3 in the form of heat energy.
In some embodiments, referring to fig. 3, an input terminal of the DC high voltage output circuit is connected to an output terminal of the rectifying circuit, and the DC high voltage output circuit includes: a sampling resistor RS, a dimming knob portion S1B, and a shunt resistor R6;
the input end of the sampling resistor RS is connected with the output end of the rectifying circuit, the output end of the sampling resistor RS is connected with the input end of the shunt resistor R6 in series, the output end of the shunt resistor R6 is connected with the conducting part in the lamp cap in series, and two ends of the shunt resistor R6 are connected with the dimming knob part S1B in parallel and used for adjusting the brightness of the high-voltage linear LED lamp strip according to the resistance value of the dimming knob part S1B.
The sampling resistor rs=33Ω is used to detect the magnitude of the current flowing through RS. The function of adjusting the voltage of the high-voltage linear LED lamp strip is achieved by connecting the resistance of the dimming knob part S1B with the shunt resistor R6 in parallel, so that the brightness of the high-voltage linear LED lamp strip can be adjusted.
In some embodiments, referring to fig. 3, one end of the input end of the feedback circuit is connected to the output end of the rectifying circuit, and the other end is connected to the output end of the DC high voltage output circuit; one end of the output end of the feedback circuit is connected with a No. 5 pin of the BM0853D type chip, and the other end of the output end of the feedback circuit is grounded after passing through a resistor R5;
wherein the feedback circuit comprises: a triode Q3, wherein the base electrode of the triode Q3 is connected with the output end of the DC high-voltage output circuit through a resistor R8; the emitter of the triode Q3 is connected with the output end of the rectifying circuit; the collector of the triode Q3 is connected to the No. 5 pin of the BM0853D chip through a resistor R7; and a resistor R4 is connected in parallel between the emitter and the collector of the triode.
It should be noted that R8 is an input terminal of the current signal, and is used for providing bias voltage for the triode Q3; the model of the triode Q3 is A92. R4 and R5 form a voltage detection signal in an idle state and are divided into pins 5 of the controller, wherein r4=1mΩ and r5=4.12kΩ; q3 combines the current signal under the constant current state with the resistor r7=1mΩ and r5=4.12kΩ in the amplifying state, and is connected to pin No. 5 of the controller.
In some embodiments, referring to fig. 3, an electrolytic capacitor E2 is further disposed between the rectifying circuit and the DC high voltage output circuit and the feedback circuit, and is used for filtering the rectified DC high voltage.
In some embodiments, referring to fig. 3, further comprising: and the electrolytic capacitor E1, the patch capacitor C1 and the patch capacitor C2 are mutually connected in parallel with the boosting module.
The electrolytic capacitor E2 is used to filter the rectified DC high voltage.
Referring to fig. 3, electrolytic capacitors e1=10v220uf5×7/6*7, and patch capacitors c1=patch capacitors c2=22 uF or 47uF, wherein the two capacitors are connected in parallel to increase the capacity.
The voltage of the final DC high voltage output circuit is: DC300V, current 7-14mA. In the example, the power consumption of boosting can be reduced by converting the DC low voltage into the DC high voltage, and compared with the condition that the DC low voltage is converted into the AC high voltage, the lithium battery provided by the utility model does not need frequent charge and discharge, and the service life of the battery is long.
It should be noted that, the rectifying circuit is shown in fig. 3, wherein the types of the diodes D3, D4, D5 and D6 are ES1J, and the rectifying circuit is specifically a prior art, which is not described in detail in this embodiment.
It is to be understood that the same or similar parts in the above embodiments may be referred to each other, and that in some embodiments, the same or similar parts in other embodiments may be referred to.
It should be noted that in the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "plurality", "multiple" means at least two.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present, and further, as used herein, connection may comprise a wireless connection; the use of the term "and/or" includes any and all combinations of one or more of the associated listed items.
Any process or method description in a flowchart or otherwise described herein may be understood as: means, segments, or portions of code representing executable instructions including one or more steps for implementing specific logical functions or processes are included in the preferred embodiment of the present utility model in which functions may be executed out of order from that shown or discussed, including in a substantially simultaneous manner or in an inverse order, depending upon the function involved, as would be understood by those skilled in the art of embodiments of the present utility model.
It is to be understood that portions of the present utility model may be implemented in hardware, software, firmware, or a combination thereof. In the above-described embodiments, the various steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, may be implemented using any one or combination of the following techniques, as is well known in the art: discrete logic circuits having logic gates for implementing logic functions on data signals, application specific integrated circuits having suitable combinational logic gates, programmable Gate Arrays (PGAs), field Programmable Gate Arrays (FPGAs), and the like.
Those of ordinary skill in the art will appreciate that all or a portion of the steps carried out in the method of the above-described embodiments may be implemented by a program to instruct related hardware, where the program may be stored in a computer readable storage medium, and where the program, when executed, includes one or a combination of the steps of the method embodiments.
In addition, each functional unit in the embodiments of the present utility model may be integrated in one processing module, or each unit may exist alone physically, or two or more units may be integrated in one module. The integrated modules may be implemented in hardware or in software functional modules. The integrated modules may also be stored in a computer readable storage medium if implemented in the form of software functional modules and sold or used as a stand-alone product.
The above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, or the like.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (10)
1. The utility model provides a novel high-voltage linear LED lamps and lanterns which characterized in that includes:
the bulb comprises a bulb body, wherein a high-voltage linear LED lamp strip is arranged in the bulb body;
the lamp cap comprises a shell and a conductive part, wherein the shell of the lamp cap is fixedly connected with the bulb body; the conductive part is fixedly connected with the high-voltage linear LED lamp strip and is used for transmitting the electric energy acquired by the conductive part to the high-voltage linear LED lamp strip;
the LED lamp comprises a lamp holder, wherein the lamp holder is in threaded connection with a lamp cap, a power module and a boosting module are arranged in the lamp holder, the boosting module is electrically connected with the power module, the boosting module is connected with a conductive part of the lamp cap and used for converting DC low voltage power input by the power module into DC high voltage power and transmitting the DC high voltage power to the conductive part so as to light a high-voltage linear LED lamp strip.
2. The novel high voltage linear LED luminaire of claim 1, wherein the boost module comprises: the device comprises a controller, a potentiometer, a switch circuit, a feedback circuit, a transformer, a rectifying circuit and a DC high-voltage output circuit;
wherein the potentiometer comprises a switch part S1A and a dimming knob part S1B;
the power supply module is connected with the controller through a switch part S1A of the potentiometer;
the controller is respectively connected with the input end of the switch circuit and the input end of the transformer, one end of the output end of the switch circuit is connected with the input end of the transformer and used for controlling the transformer to start working or stop working, and the other end of the switch circuit is grounded;
the output end of the transformer is connected with the rectifying circuit and is used for converting the transformed AC high voltage into DC high voltage;
the rectification circuit is connected with a dimming knob part S1B of the potentiometer, and the dimming knob part S1B is connected with the DC high-voltage output circuit and is used for controlling the brightness of the high-voltage linear LED lamp strip according to the adjustment of the dimming knob part S1B by a user;
the DC high-voltage output circuit is connected with the feedback circuit, and the feedback circuit is connected with the controller and is used for feeding back the input voltage of the DC high-voltage output circuit to the controller.
3. The novel high-voltage linear LED lamp of claim 2, wherein the controller is a BM0853D type chip.
4. The novel high-voltage linear LED lamp according to claim 3, wherein pins 1, 7 and 8 of the BM 0853D-type chip are connected with the positive electrode of the power module through a sampling resistor R1 and a switch part S1A of a potentiometer which are mutually connected in series, so as to realize overcurrent protection of the boost module;
the pin 6 of the BM0853D type chip is connected with the switch part S1A of the potentiometer to provide power supply voltage for the BM0853D type chip;
the pin 5 of the BM0853D type chip is connected with the feedback circuit and is used for feeding back the voltage and the working current input into the high-voltage linear LED lamp strip to the BM0853D type chip;
the No. 4 pin of the BM0853D chip is grounded;
the pin 3 of the BM0853D type chip is connected with the capacitor C4 and then grounded;
and a pin No. 2 of the BM0853D type chip is connected with the switch circuit.
5. The novel high-voltage linear LED lamp according to claim 4, wherein the input end of the switch circuit is connected with a No. 2 pin of the BM 0853D-type chip, one end of the output end is connected with the input end of the transformer, and the other end is grounded;
the switching circuit comprises a diode D1, a switching field effect transistor Q1 and a triode Q2;
the base electrode of the triode Q2 is connected with the No. 2 pin of the BM0853D type chip, the collector electrode of the triode Q2 is grounded, and a forward diode D1 is arranged between the base electrode and the emitter electrode of the triode Q2;
the grid electrode of the switch field effect tube Q1 is connected with the emitter electrode of the triode Q2, the drain electrode of the switch field effect tube Q1 is connected with the output end of the transformer, the source electrode of the switch field effect tube Q1 is grounded, and a discharge resistor R2 is arranged between the grid electrode and the source electrode of the switch field effect tube Q1.
6. The novel high-voltage linear LED lamp according to claim 5, wherein the transformer is an EE13 lengthened transformer; one end of an input end T1B of the transformer is connected with an output end of the sampling resistor R1, the other end of the input end T1B of the transformer is connected with an output end of the switching circuit, a diode D2 which is connected positively is arranged in the T1B of the transformer, a capacitor C3 is connected in parallel with the output end of the diode D2 and the input end T1B of the transformer, and an absorption resistor R3 is also connected in parallel;
and the output end T1A of the transformer is connected with the rectifying circuit and is used for converting the transformed AC high voltage into DC high voltage.
7. The novel high voltage linear LED lamp of claim 6, wherein the input of the DC high voltage output circuit is connected to the output of the rectifying circuit, and the DC high voltage output circuit comprises: a sampling resistor RS, a dimming knob portion S1B, and a shunt resistor R6;
the input end of the sampling resistor RS is connected with the output end of the rectifying circuit, the output end of the sampling resistor RS is connected with the input end of the shunt resistor R6 in series, the output end of the shunt resistor R6 is connected with the conducting part in the lamp cap in series, and two ends of the shunt resistor R6 are connected with the dimming knob part S1B in parallel and used for adjusting the brightness of the high-voltage linear LED lamp strip according to the resistance value of the dimming knob part S1B.
8. The novel high-voltage linear LED lamp according to claim 7, wherein one end of the input end of the feedback circuit is connected with the output end of the rectifying circuit, and the other end of the input end of the feedback circuit is connected with the output end of the DC high-voltage output circuit; one end of the output end of the feedback circuit is connected with a No. 5 pin of the BM0853D type chip, and the other end of the output end of the feedback circuit is grounded after passing through a resistor R5;
wherein the feedback circuit comprises: a triode Q3, wherein the base electrode of the triode Q3 is connected with the output end of the DC high-voltage output circuit through a resistor R8; the emitter of the triode Q3 is connected with the output end of the rectifying circuit; the collector of the triode Q3 is connected to the No. 5 pin of the BM0853D chip through a resistor R7; and a resistor R4 is connected in parallel between the emitter and the collector of the triode.
9. The novel high-voltage linear LED lamp according to claim 8, wherein an electrolytic capacitor E2 is further arranged between the rectifying circuit and the DC high-voltage output circuit and between the rectifying circuit and the feedback circuit, and is used for filtering the rectified DC high voltage.
10. The novel high voltage linear LED luminaire of claim 9, further comprising: and the electrolytic capacitor E1, the patch capacitor C1 and the patch capacitor C2 are mutually connected in parallel with the boosting module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320163459.8U CN219577318U (en) | 2023-01-16 | 2023-01-16 | Novel high-voltage linear LED lamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320163459.8U CN219577318U (en) | 2023-01-16 | 2023-01-16 | Novel high-voltage linear LED lamp |
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| CN219577318U true CN219577318U (en) | 2023-08-22 |
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| CN202320163459.8U Active CN219577318U (en) | 2023-01-16 | 2023-01-16 | Novel high-voltage linear LED lamp |
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