CN101459374B - Vertical micro power supply - Google Patents
Vertical micro power supply Download PDFInfo
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- CN101459374B CN101459374B CN2007101985091A CN200710198509A CN101459374B CN 101459374 B CN101459374 B CN 101459374B CN 2007101985091 A CN2007101985091 A CN 2007101985091A CN 200710198509 A CN200710198509 A CN 200710198509A CN 101459374 B CN101459374 B CN 101459374B
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- circuit board
- power supply
- tank
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Abstract
The invention relates to a three-dimensional miniaturization power supply device, which comprises at least two or more first circuit boards and second circuit boards which are combined in an accommodation groove of a container in a type of three-dimensional space, an insulation distance which accords with the safety standard of ITE products is arranged between circuits of the first circuit board and the second circuit board, which leads the area and the volume to be miniaturized, and the three-dimensional miniaturization power supply device can be contained in a small container.
Description
Technical field
What the present invention relates to is a kind of vertical micro power supply; What be particularly related to is a kind of the primary side circuit to be located at a circuit board independently; The secondary side circuit is located at another independently circuit board, and the combination of three-dimensional kenel each other of described two circuit boards is dwindled with the circuit board overall volume that reaches after the entire combination; Can fit in the tank of a container, have the ITE of meeting insulation spacing standard simultaneously between primary side circuit and the secondary side circuit.
Background technology
By existing power supply unit; A is shown in figure 13 for its circuit board; Circuit board A can be rectangle or toroidal; It handles the dangerous low-voltage primary side circuit B of AC power and the surface that safe low-voltage secondary side circuit C is configured in circuit board A respectively; Wherein be provided with insulation spacing L between the secondary side circuit C of the primary side circuit B of dangerous low-voltage and safe low-voltage, to meet ITE safety of products standard, described standard comprises: shock hazard, energy hazard, fire hazard, mechanicalness danger, the width of cloth are penetrated the test of dangerous and chemical hazard etc.Because two water lateral circuit C of the primary side circuit B of described dangerous low-voltage and electronic building brick and safe low-voltage and electronic building brick thereof all are total to structure on the surface of single circuit board A; Therefore area and the volume of circuit board A are big, are to be difficult to reach when the circuit board A of described power supply unit will be contained in the container in less space.Therefore how micro power supply, its circuit board being contained in the container of the confined space is the problem that this case is studied intensively.
Summary of the invention
Main purpose of the present invention is, a kind of vertical micro power supply is provided, in order to overcome above-mentioned defective.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is that a kind of vertical micro power supply is provided, and it comprises:
At least be combined in the tank of a LED light emitting module lower end container with parallel or vertical each other solid space kenel each other with second circuit board by the first circuit board more than two; Be provided with the insulation spacing that meets ITE product safety standard between the set secondary side circuit on set primary side circuit and the described second circuit board on the wherein said first circuit board, this insulation spacing is at least 6.4mm.
Be with prior art beneficial effect more of the present invention, make its insulation spacing that meets ITE product safety standard, make its area and volume miniaturization, can be contained in the small containers.
Description of drawings
Fig. 1 is the combination stereogram of the three-dimensional circuit board of the present invention;
Fig. 2 is the three-dimensional exploded view of three-dimensional circuit board of the present invention and container;
Fig. 3 is incorporated into the stereogram in the container for the three-dimensional circuit board group of the present invention;
Fig. 4 is the sectional drawing of container of the present invention;
Fig. 5 is the three-dimensional circuit board of two circuit board combinations of the present invention;
Fig. 6 is the end view of Fig. 6;
Fig. 7 is combined in the sectional drawing of container for two circuit boards of the present invention are arranged in parallel;
Fig. 8 is the three-dimensional exploded view of helical form joint for container of the present invention;
Fig. 9 is applied in the sectional schematic diagram of LED light-emitting lamp for the present invention;
The circuit block diagram that Figure 10 implements with two circuit boards for the present invention;
The circuit block diagram that Figure 11 implements with two circuit boards for the present invention is an embodiment again;
The circuit block diagram that Figure 12 implements with three circuit boards for the present invention;
Figure 13 is the available circuit supply, the floor map of its circuit board.
Description of reference numerals: 10-first circuit board; The 101-surface; The 11-power supply input circuit; 12-transformation controller; The 121-output; 13-impulse wave switching circuit; The 20-second circuit board; The 201-bottom; The 21-rectification circuit; 22-electric power output circuit; 23-Voltage Reference comparison circuit; 24-optical coupling control circuit; 241-optical coupling assembly; 25-ditch hole; The 30-container; The 31-notch; The 32-tank; 33,34-perforation; 35-helical form power connection; 37,38-pin; The 39-fixed mount; The 40-spacing that insulate; The 50-support; 60-tertiary circuit plate; The 70-LED light emitting module; The 72-radiating fin; The 74-LED circuit board; 77-LED crystal grain; The 80-capacitor; The 88-insulating trip; S3, S4-upper conductor; S1, S2-lower wire; S5, S6, S7-lead; The H-height.
Embodiment
Below in conjunction with accompanying drawing, do more detailed explanation with other technical characterictic and advantage to the present invention is above-mentioned.
As shown in Figure 1; The present invention includes: at least by the first circuit board more than two or two 10 and second circuit board 20 each other with in the tank 32 that is combined in a LED light emitting module 70 lower end containers 30 of solid space kenel (like Fig. 2, shown in Figure 9), wherein be provided with the insulation spacing 40 that meets ITE product safety standard between the set secondary side circuit on set primary side circuit and the second circuit board 20 on the first circuit board 10.
Shown in figure 12, wherein first circuit board 10 is made as the primary side circuit board, and described primary side circuit is to comprise:
Power supply input circuit 11; Transformation controller 12 and impulse wave switching circuit 13;
Wherein the output of optical coupling control circuit 24 is connected with impulse wave switching circuit 13, and the output 121 of transformation controller 12 is connected rectification circuit 21.
Wherein also can select to be designed to the secondary side circuit on the first circuit board 10, can select to be made as the primary side circuit on the second circuit board 20.
Like Fig. 1, shown in Figure 6, wherein the bottom 201 of second circuit board 20 is connected on the surface 101 of first circuit board 10, between the circuit of primary side and secondary side, is provided with the insulation spacing 40 of 6.4mm at least.
As shown in Figure 7; Vertically setting up through insulation fixed mount 39 in the tank 32 of container 30; First and second circuit board 10,20 more than two is connected in the tank 32 with parallel each other kenel; First and second circuit board 10, have empty insulation spacing 40 between 20, its spacing is to design according to the safety standard of ITE, can be made as the above insulation spacing 40 of 6.4mm at least.
Like Fig. 2, shown in Figure 4, wherein have tank 32 in the container 30, be provided with two perforation 33,34 in the tank 32, first circuit board 10, second circuit board 20, tertiary circuit plate 60 hold to go in the tank 32; Wherein level to the surface of first circuit board 10 on be respectively equipped with second circuit board 20 and tertiary circuit plate 60; The lower wire S1 of tertiary circuit plate 60, S2 33,34 pass from boring a hole respectively, to do the input lead of AC power; The upper conductor S3 of second circuit board 20, S4 extend from tank 32 top notches 31 respectively, to do the output lead of power supply.
As shown in Figure 4, wherein have tank 32 in the container 30, the height H of tank 32 is between 18mm～58mm, and the minimum diameter D in the tank 32 is between 12mm～50.8mm.
Like Fig. 5, shown in Figure 6, wherein between first and second circuit board at a distance from, be provided with the insulating trip 88 of a slice at least.
As shown in Figure 8, wherein the lower end of container 30 can be provided with spiral helicine power connection 35.
Like Fig. 1, Fig. 2, shown in Figure 3, an embodiment more of the present invention further comprises:
Wherein outside first circuit board 10 and the second circuit board 20; Other sets up a tertiary circuit plate 60; Make first circuit board 10, second circuit board 20 and tertiary circuit plate 60 each other with being combined in of solid space kenel LED light emitting module 70 as shown in Figure 9; In the tank 32 of its lower end container 30, wherein be provided with the insulation spacing 40 that meets ITE product safety standard between the circuit of the circuit of first circuit board 10 and second circuit board 20.
Like Fig. 1, Fig. 2, shown in Figure 3, wherein first circuit board 10 is the primary side circuit board, and its surface is respectively equipped with transformation controller 12 and impulse wave switching circuit 13 (shown in figure ten);
Like Fig. 1, Fig. 2, shown in Figure 3, wherein have tank 32 in the container 30, be provided with two perforation 33,34 in the tank;
The lower wire S1 of first circuit board 10, S2 33,34 pass from boring a hole respectively, to do the input lead of AC power;
Two lead S3, the S4 of second circuit board 20 extend from the top notch 31 of tank 32 respectively, to do the output lead of power supply;
The two lead S1 that tertiary circuit plate 60 its inputs are connected, S2 bore a hole in the groove of tank 32 respectively and 33,34 pass, with as the power supply input lead.
Shown in the circuit diagram of figure 5 and Figure 10; On the first circuit board 10 respectively construction power supply input circuit 11, transformation controller 12, impulse wave switching circuit 13 are arranged; Wherein a capacitor 80 assemblies are welded on the plate face of first circuit board 10 function as rectified wave; Described first circuit board 10 is the primary side circuit board, and AC power is imported into power supply input circuit through lower wire S1, S2; To provide a power supply, in order to the lower safe voltage of output to impulse wave switching circuit 13 and transformation controller 12;
On the second circuit board 20 respectively construction rectification circuit 21, optical coupling control circuit 24 and electric power output circuit 22 are arranged;
Be transferred to the rectification circuit 21 of second circuit board 20 through lead S5 shown in Figure 5 from the low voltage of first circuit board 10 its transformation controller 12 outputs; Rectification is a direct current; With power supply and reference data voltage as reference circuits 23; Direct current is also exported at power circuit output circuit 22 simultaneously, and described electric power output circuit 22 supplies extraneous electrical appliance to use through the electric power of upper conductor S3 shown in Figure 5, S4 output voltage stabilizing.
The output of the Voltage Reference comparison circuit 23 on the second circuit board 20 is connected (shown in figure 10) with the impulse wave switching circuit 13 of first circuit board 10 through lead S6 (as shown in Figure 5), with as the buffering between the high and low pressure, to guarantee the fail safe of circuit;
Optical coupling control circuit 24 is in order to control transformer control 12, obtains a stable electric power, is provided to electric side's output and supplies to use to reach safety and galvanic current power.
The principal character of this case is above-mentioned power supply supply control circuit and electronic building brick; Be built in respectively on the circuit board like Fig. 5, three-dimensional combination shown in Figure 6; Wherein first circuit board 10 is setting up of level; Second circuit board 20 is vertical or being erected on the first circuit board 10 of tilting, and the bottom 201 of its second circuit board 20 extends upward it and is provided with the insulation spacing 40 of 6.4mm at least along face or space length and first circuit board 10, to meet the product safety standard of ITE.
Shown in Figure 1; Be with the power supply input circuit in the first circuit board 10 11 (shown in figure 12); Independently be located on the tertiary circuit plate 60, second circuit board 60 can be erected on the side upper surface of first circuit board 10 (as shown in Figure 1) again, and tertiary circuit plate 60 is connected on the first circuit board 10 through lead S7; So can the entire area of first circuit board 10 be dwindled again; The tertiary circuit plate is connected with lower wire S1, S2 on 60 surfaces, and AC power supplies is handled (shown in figure 12) through the power supply input circuit 11 that lower wire S1, S2 are provided in the tertiary circuit plate 60, and its circuit theory is same as described above; Second circuit board 20 directly to a side that is built in horizontal first circuit board 10; Capacitor 80 is welded on the central surface of first circuit board 10, and transformation controller 12 is welded on the lower surface of first circuit board 10, wherein has the insulation spacing 40 that meets the ITE safety standard between the surface of second circuit board 20 and first circuit board 10.Wherein lower wire S1, S2, lead S5, S6, upper conductor S3, S4 surface all are the electric wires that epidermis constituted by the tool insulation.
As shown in Figure 2, the combination of first, second and third circuit board 10,20,60 and capacitor 80, transformation controller 12 can make the circuit area limit again of former first circuit board 10, forms a three-dimensional interblock space kenel simultaneously.
As shown in Figure 4, a container 30, the top is open notch 31; The tank inside of tank 32 is provided with two perforation 33,34; Wherein the height H of tank 32 is between 18～58mm, and the minimum diameter inside diameter D is between 12mm～50.8mm, and the round external diameter of the first circuit board 10 of described three-dimensional combination like this just can embed in the tank 32; And second and third circuit board 20,60 and capacitor 80, transformation controller 12 can tank 32 in (as shown in Figure 3); Lead S1, S2 pass (as shown in Figure 9) from two perforation 33,34, further are connected with AC power supplies, and upper conductor S3, the S4 of second circuit board 20 can be connected electrical appliance.
Shown in Figure 9; LED light emitting module 70 lower ends are connected with a small containers 30; The last ora terminalis of container 30 is connected radiating fin 72 lower rim; Upper conductor S3, S4 are connected on the led circuit plate 74, and the lower end of lower wire S1, S2 penetrates in the perforation 33,34 and connects metal pin 37,38, with as ac power plug.Upper conductor S3, S4 provide the DC power supply of voltage stabilizing to use to led circuit plate 74, to make LED crystal grain 77 luminous.
Circuit board through this case is able to the three-dimensional combination more than two, can significantly dwindle the area of its circuit of existing power supply supply, with the container 30 in response to miniaturization.What deserves to be mentioned is in addition, the position first and second circuit board 10, between 20 at a distance between be provided with the insulating trip 88 of a U type, its purpose is to prevent the electrical contact between first and second circuit board 10,20 its electronic components.
What deserves to be mentioned is in addition; First circuit board 10 not limit design is the primary side circuit board; Also can select first circuit board 10 designs are defined as the secondary side circuit board; Second circuit board 20 not limit design is the primary side circuit board, also can select second circuit board 20 design is defined as the primary side circuit board, wherein second circuit board 20 respectively construction power supply input circuit 11, transformation controller 12 and impulse wave switching circuit 13 etc. are arranged; With as the primary side circuit; First circuit board 10 construction respectively has rectification circuit 21, electric power output circuit 22, optical coupling control circuit 23 and Voltage Reference comparison circuit 24, and with as the secondary side circuit, this also is the effective embodiment of this case.
To sum up; The present invention imposes the three-dimensional combination with the circuit board more than two; Being able to improve single circuit board of traditional type covers because of the stream that primary side and the required insulation spacing of secondary side circuit account for vast area; The circuit board of the power supply unit of further described three-dimensional and electronic building brick can receive in the container of a miniaturization of LED light emitting module 70 lower ends, and reach the standard of ITE safe spacing.
The above is merely preferred embodiment of the present invention, only is illustrative for the purpose of the present invention, and nonrestrictive.Those skilled in the art is understood, and in spirit that claim of the present invention limited and scope, can carry out many changes to it, revise, in addition equivalent, but all will fall in protection scope of the present invention.
Claims (12)
1. vertical micro power supply, it is characterized in that: it comprises:
Be combined in the tank of a LED light emitting module lower end container with parallel or vertical each other solid space kenel each other with second circuit board by first circuit board; Be provided with the insulation spacing that meets ITE product safety standard between the set secondary side circuit on set primary side circuit and the described second circuit board on the wherein said first circuit board, this insulation spacing is at least 6.4mm.
2. vertical micro power supply according to claim 1 is characterized in that: described first circuit board is made as the primary side circuit board, and described primary side circuit comprises:
Power supply input circuit, it links to each other with the impulse wave switching circuit with the transformation controller respectively, and described transformation controller links to each other with the impulse wave switching circuit;
Described second circuit board is the secondary side circuit board of safe low-voltage, and described secondary side circuit comprises:
Rectification circuit, electric power output circuit, optical coupling control circuit and Voltage Reference comparison circuit; Described rectification circuit links to each other with the optical coupling control circuit with described electric power output circuit respectively, and described optical coupling control circuit links to each other with described Voltage Reference comparison circuit;
The output of wherein said optical coupling control circuit is connected with described impulse wave switching circuit, and the output of described transformation controller is connected with described rectification circuit.
3. vertical micro power supply according to claim 1 is characterized in that: the last lateral circuit of described first circuit board replaces with the secondary side circuit, and the secondary side circuit replaces with the primary side circuit on the second circuit board.
4. vertical micro power supply according to claim 1 is characterized in that: the bottom of described second circuit board is connected on the surface of described first circuit board.
5. vertical micro power supply according to claim 1; It is characterized in that: through insulation vertically the setting up of fixed mount, said first circuit board, second circuit board are connected in the described tank with parallel each other kenel in the tank of described container.
6. vertical micro power supply according to claim 1 is characterized in that: have tank in the described container, be provided with two perforation in the tank, wherein level to the surface of first circuit board set up a second circuit board and a tertiary circuit plate respectively; In described first circuit board, second circuit board and the tertiary circuit plate tank;
Following two leads of described tertiary circuit plate pass from said perforation respectively, to do the input lead of AC power;
Notch extends last two leads of described second circuit board from said tank top respectively, to do the output lead of power supply.
7. vertical micro power supply according to claim 1 is characterized in that: have tank in the described container, the height of described tank is between 18mm～58mm, and the minimum diameter D in the described tank is between 12mm～50.8mm.
8. vertical micro power supply according to claim 1 is characterized in that: be provided with the insulating trip of a slice at least in the interval of described first circuit board and second circuit board.
9. vertical micro power supply according to claim 1 is characterized in that: the lower end of described container is provided with spiral helicine power connection.
10. vertical micro power supply according to claim 1; It is characterized in that: also comprise: a tertiary circuit plate; Make said level to the surface of first circuit board set up said second circuit board and said tertiary circuit plate respectively, make described first circuit board, second circuit board and tertiary circuit plate each other in the tank that is combined in its lower end container of LED light emitting module with the solid space kenel.
11. vertical micro power supply according to claim 10 is characterized in that: described first circuit board is the primary side circuit board, and its surface is respectively equipped with transformation controller and impulse wave switching circuit;
Described second circuit board is the secondary side circuit board, and its surface is respectively equipped with rectification circuit;
Described tertiary circuit plate surface is provided with power supply input circuit.
12. vertical micro power supply according to claim 10 is characterized in that: have tank in the described container, be provided with two perforation in the described tank;
Described first circuit board has lower wire and passes from described perforation respectively, to do the input lead of AC power;
Described second circuit board has two leads and extends from the top notch of described tank respectively, to do the output lead of power supply;
Two leads that described its input of tertiary circuit plate is connected pass in the groove of tank respectively, with the input lead as power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101985091A CN101459374B (en) | 2007-12-11 | 2007-12-11 | Vertical micro power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101985091A CN101459374B (en) | 2007-12-11 | 2007-12-11 | Vertical micro power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101459374A CN101459374A (en) | 2009-06-17 |
| CN101459374B true CN101459374B (en) | 2012-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101985091A Expired - Fee Related CN101459374B (en) | 2007-12-11 | 2007-12-11 | Vertical micro power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101459374B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109511221A (en) * | 2018-11-20 | 2019-03-22 | 咸阳威思曼高压电源有限公司 | A kind of circuit connecting method being miniaturized for Digital DC high voltage power supply and the Digital DC high voltage power supply using this method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1199207C (en) * | 1999-06-15 | 2005-04-27 | 松下电器产业株式会社 | Magnetron drive step-up transformer and transformer of magnetron drive power supply |
| CN201181899Y (en) * | 2007-12-11 | 2009-01-14 | 浩然科技股份有限公司 | Stereo miniature type power supply |
-
2007
- 2007-12-11 CN CN2007101985091A patent/CN101459374B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1199207C (en) * | 1999-06-15 | 2005-04-27 | 松下电器产业株式会社 | Magnetron drive step-up transformer and transformer of magnetron drive power supply |
| CN201181899Y (en) * | 2007-12-11 | 2009-01-14 | 浩然科技股份有限公司 | Stereo miniature type power supply |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101459374A (en) | 2009-06-17 |
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Granted publication date: 20120718 Termination date: 20171211 |