CN202565576U - Short-circuited element, circuit board module and light source module - Google Patents

Short-circuited element, circuit board module and light source module Download PDF

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Publication number
CN202565576U
CN202565576U CN2012201572536U CN201220157253U CN202565576U CN 202565576 U CN202565576 U CN 202565576U CN 2012201572536 U CN2012201572536 U CN 2012201572536U CN 201220157253 U CN201220157253 U CN 201220157253U CN 202565576 U CN202565576 U CN 202565576U
Authority
CN
China
Prior art keywords
short
electrode
pedestal
circuit component
circuit
Prior art date
Application number
CN2012201572536U
Other languages
Chinese (zh)
Inventor
吴享珍
Original Assignee
台达电子工业股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN2012201572536U priority Critical patent/CN202565576U/en
Application granted granted Critical
Publication of CN202565576U publication Critical patent/CN202565576U/en

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Abstract

The utility model provides a short-circuited element, a circuit board module and a light source module. The short-circuited element comprises a base, an insulating layer and a plurality of conductive layers. The insulating layer is provided on the base and comprises at least four openings spaced from each other. The conductive layers are electrically connected with each other and are provided on the base corresponding to the openings.

Description

Short-circuit component and circuit board module and light source module

Technical field

The utility model is about a kind of short-circuit component, especially in regard to a kind of short-circuit component that is applied to a light source module.

Background technology

The luminous diode illuminating light source module is equipped with the power supply unit of certain electric current usually, to provide light-emitting diode required electric power.When the light-emitting diode series connection number of a light source module increased, the output voltage that power supply unit provided also must improve thereupon.Yet according to UL1598 light fixture standard criterion, when output voltage during greater than 60V, lamp interior need be provided with correlative protection mechanism, produces danger to prevent human body from might touch high-pressure side.

For example, please with reference to Fig. 1.In the luminous diode illuminating light source module 50 of prior art, light-emitting diode 52 is arranged on the circuit board 51.Short-circuit component 53 capable of using is given short circuit with the both positive and negative polarity on the circuit board 51 when luminous diode illuminating light source module 50 needs to reduce by some light-emitting diodes, and wherein short-circuit component 53 is 0 nurse resistance difficult to understand or sheet metal etc.Because the resistance or the sheet metal of short-circuit component 53 are to be exposed to the outside, must preventing mechanism 54 extraly be set in the luminous diode illuminating light source module 50 and block short-circuit component 53, shocked by electricity to avoid maintenance personal's false touch short-circuit component 53.

Yet because the setting of preventing mechanism 54, the structure of circuit board 51 need be carried out the adjustment of correspondence, and the inner structural design of luminous diode illuminating light source module 50 also must adaptive making amendment, and it is great inconvenient so will to produce.

[prior art]

50~luminous diode illuminating light source module, 51~circuit board

52~light-emitting diode, 53~short-circuit component

54~preventing mechanism

[the utility model]

1~light source module, 11~cover plate

13~waterproof rubber, 15~fin

17~waterproof perforation, 20~circuit board module

21~substrate, 211~circuit

212~marked area, 213~mount pad

214~the first electricity, 216~the second electrodes

218~vacant district, 23~action element

231~positive electrode, 233~negative electrode

25,25 '~short-circuit component, 251~pedestal

251a~first surface 251b~second surface

253~insulating barrier, 255~conductive layer

257~electrically connect layer, 30~optical element

31~light shield, 33~covering

H, H '~opening M1, M2~reference line

W1~first width W, 2~the second width

W3~the 3rd width

The utility model content

In view of this, the main purpose of the utility model is to provide a kind of short-circuit component, under the prerequisite that need not adjust the design of light source module prototype structure, accomplishes the demand of short circuit between circuit, and meets relevant source module standard standard.

The secondary objective of the utility model is to provide a kind of easy short-circuit component that is provided with, to reduce built-up time and to improve the product yield.

For reaching above-mentioned purpose, the utility model provides a kind of short-circuit component, comprising: a pedestal, an insulating barrier and a plurality of conductive layer.Insulating barrier is arranged at pedestal, and comprises at least four opening each intervals.Conductive layer is electrically connect and be arranged at pedestal with respect to opening each other.

Further, this pedestal is a rectangle, and these a plurality of openings are distinguished four jiaos of adjacent this rectangle.

Further, this pedestal comprises a first surface and a second surface in contrast to this first surface, and the quantity of this insulating barrier is two, is arranged at this first surface and this second surface respectively.

Further, the first surface of this pedestal and second surface are respectively a rectangle, and the opening of this two insulating barrier is distinguished four jiaos of adjacent this two rectangle.

Further, this pedestal comprises a surface, and two reference lines that intersect each other define four zones with this surface, and those conductive layers are arranged in each this four zone.

Further, this two reference line is vertical each other, and this two reference line lays respectively at this surperficial essence center.

Further, per two these a plurality of conductive layers are symmetrical according to one one-tenth minute surface of this two reference line respectively.

Further, more comprise an electrically connect layer, be linked between these a plurality of conductive layers that wherein this electrically connect layer is arranged between this insulating barrier and this pedestal.

Further, this electrically connect layer and the common formation of these a plurality of conductive layers one plane.

Further, this electrically connect layer is one-body molded with these a plurality of conductive layers.

Another main purpose of the utility model is to provide a kind of circuit board module of using above-mentioned short-circuit component, comprising: a substrate, a plurality of action element and at least one short-circuit component.Substrate comprises a plurality of mount pads, and wherein each mount pad comprises one first electrode and one second electrode respectively, and first electrode of two adjacent mount pads and second electrode electrically connect each other.Action element is electrically connected at first electrode and second electrode of part mount pad, and short-circuit component is electrically connected at first electrode and second electrode of the mount pad that action element is not set, and wherein short-circuit component comprises: a pedestal, an insulating barrier and a plurality of conductive layer.Insulating barrier is arranged at pedestal, and comprises at least four opening each intervals.Conductive layer is electrically connect and be arranged at pedestal with respect to opening each other.

Further, these a plurality of mount pads comprise one first electrode and one second electrode respectively, and first electrode of each these a plurality of mount pad is electrically connected at second electrode of installed adjacent seat.

Further, these a plurality of mount pads comprise a vacant district more respectively, are arranged between this first electrode and second electrode.

Further, the vacant district of each these a plurality of mount pad comprises a Heat Conduction Material respectively.

Further, have one first width between this first electrode and this second electrode, and have one second width between these a plurality of openings of this insulating barrier, wherein this second width is more than or equal to this first width.

Further, these a plurality of openings have one the 3rd width respectively, and the 3rd width is same as this first electrode of these a plurality of mount pads and the width of this second electrode.

The another main purpose of the utility model is to provide a kind of light source module of using the foregoing circuit plate module, comprising: a substrate, a plurality of action element and at least one short-circuit component.Substrate is arranged in the light source module, and comprises a plurality of mount pads, and wherein each mount pad comprises one first electrode and one second electrode respectively, and the positive electrode of two adjacent mount pads and negative electrode electrically connect each other.Action element is electrically connected at first electrode and second electrode of part mount pad, and short-circuit component is electrically connected at first electrode and second electrode of the mount pad that action element is not set, and wherein short-circuit component comprises: a pedestal, an insulating barrier and a plurality of conductive layer.Insulating barrier is arranged at pedestal, and comprises at least four opening each intervals.Conductive layer is electrically connect and be arranged at pedestal with respect to opening each other.

Further, more comprise a plurality of optical elements, be arranged on this substrate with respect to these a plurality of action elements and these a plurality of short-circuit components.

Further, be respectively a light shield with respect to the optical element of these a plurality of action elements, in order to the light that guides this a plurality of action element to send.

Further, be respectively a covering with respect to the optical element of these a plurality of short-circuit components, in order to cover this a plurality of short-circuit components.

The structural design of the short-circuit component through the utility model, the original architecture of circuit board module need not adjusted, and short-circuit component can be assembled on the substrate apace.In addition, because the pedestal of short-circuit component is a non-conductor, and does not produce electrically connect between the conductive layer of the upper and lower both sides of pedestal,, the short-circuit component of the utility model takes place so also can avoiding touching the situation that produces electrode because of misconnection.

Description of drawings

Fig. 1 shows the sketch map of subelement of the LED light-source module of prior art;

Fig. 2 shows the element exploded view of light source module of the preferred embodiment of the utility model;

Fig. 3 shows the subelement sketch map of circuit board module of the preferred embodiment of the utility model;

Fig. 4 shows the STRUCTURE DECOMPOSITION figure of short-circuit component of the preferred embodiment of the utility model;

The vertical view of the short-circuit component of the preferred embodiment of Fig. 5 A demonstration the utility model;

The upward view of the short-circuit component of the preferred embodiment of Fig. 5 B demonstration the utility model;

Fig. 6 shows the sketch map of short-circuit component of another embodiment of the utility model.

Wherein, description of reference numerals is following:

Embodiment

Following conjunction with figs. explanation preferred embodiment.

Please refer to Fig. 2, Fig. 2 shows the element exploded view of light source module 1 of the preferred embodiment of the utility model.Light source module 1 comprises a cover plate 11, a waterproof rubber 13, fin 15, a circuit board module 20 and a plurality of optical element 30.

Please refer to Fig. 2,3.Fig. 3 shows the subelement sketch map of circuit board module 20 of the preferred embodiment of the utility model.Circuit board module 20 is arranged between waterproof rubber 13 and the fin 15, and light source module 1 utilizes the waterproof on the waterproof rubber 13 to bore a hole after 17 outlets for example being mode such as welding again, and electrically connects with circuit board module 20.In one embodiment, circuit board module 20 comprises 21,14 action elements 23 of a substrate and two short-circuit components 25.

Be furnished with circuit 211 on the circuit board module 20; And comprise 16 mount pads 213; Wherein per eight mount pads 213 are one group, and the mount pad 213 of each group is arranged along the long axis direction (like Fig. 2, directions X) of substrate 21 respectively; Wherein on the long axis direction of substrate 21, per two adjacent mount pads 213 pass through circuit 211 electrically connect each other.In one embodiment, each mount pad 213 comprises a marked area 212, one first electrode 214, one second electrode 216 and a vacant district 218.Marked area 212 is in order to indicate the position of action element 23 or short-circuit component 25 predetermined set, and wherein first electrode 214 of each mount pad 213 and second electrode 216 are arranged at relative two sides of marked area 212 respectively.Second electrode 216 of the mount pad 213 that first electrode 214 of each mount pad 213 is the most adjacent with it produces electrically connects through circuit 211, so mount pad 213 is connected in series with on the substrate 21 each other.In this embodiment, first electrode 214 is a positive electrode, and second electrode 216 is a negative electrode, but is not restricted to this.According to the configuration of different circuit, first electrode 214 can be negative electrode, and second electrode 216 can be positive electrode.Vacant district 218 is arranged between first electrode 214 and second electrode 216, and has a width W 1, therefore has one first width W 1 between first electrode 214 and second electrode 216.Can comprise a Heat Conduction Material in the vacant district 218, perhaps vacant district 218 can be directly and the heat conduction pad (PAD) of action element 23 weld together, to increase the radiating efficiency of action element 23.

Action element 23 is a light-emitting diode, and its bottom surface comprises a positive electrode 231 and a negative electrode 233.Action element 23 is arranged on the part mount pad 213, and wherein positive electrode 231 is electrically connected at first electrode 214, and negative electrode 233 is electrically connected at second electrode 216.After action element 23 was arranged at substrate 21, the light shield 31 of optical element 30 was arranged on the substrate 21 with respect to action element 23, with the light that guides action element 23 to be produced.

Because two adjacent mount pads 213 of circuit board module 20 are with the form of polyphone electrically connect each other, when first electrode 214 of single mount pad 213 and second electrode 216 open circuit each other, will cause everything element 23 to move.Therefore; As as shown in Figure 2; If circuit board module 20 only is provided with 14 action elements 23, the mount pad 213 (Fig. 3) that be not provided with action element 23 this moment need be provided with a short-circuit component 25, makes first electrode 214 and second electrode 216 conducting each other of each mount pad 213.

See also Fig. 4,5A, 5B.Fig. 4 shows the STRUCTURE DECOMPOSITION figure of short-circuit component 25 of the preferred embodiment of the utility model; 5A, 5B figure shows the vertical view and the upward view of short-circuit component 25 of the preferred embodiment of the utility model respectively.Short-circuit component 25 comprises a pedestal 251, two insulating barriers 253 and a plurality of conductive layer 255.As shown in Fig. 5 A, 5B because the last square structure of short-circuit component 25 is identical with following square structure in this embodiment, so below be primarily aimed at short-circuit component 25 last square structure describe.

In one embodiment, pedestal 251 is made by a ceramic material, and its a first surface 251a and a second surface 251b in contrast to first surface 251a have shape and the size roughly the same with the bottom surface of action element 23 (Fig. 3).In this embodiment, first surface 251a and second surface 251b are all a rectangle, but should not be limited to this.Be convenient explanation, two reference line M1, M2 are drawn on the essence middle position of pedestal 251 first surface 251a respectively, and wherein two reference line M1, the M2 mid point that is respectively two relative sides among the first surface 251a is online, intersect each other and vertical each other.So the regional A of fourth class area is defined in the first surface 251a of pedestal 251 respectively.

Insulating barrier 253 is arranged at the first surface 251a of pedestal 251, and comprises four opening H.As shown in Fig. 5 A, each opening H is all a square type, and four jiaos of the first surface 251a of adjacent susceptors 251 respectively, one second width W 2 of all being separated by between wherein per two adjacent apertures H.So, whole sight, per two opening H become the minute surface symmetry according to one of two reference line M1, M2.It should be noted that; As as shown in Figure 3; Second width W 2 of two adjacent apertures H is preferably more than or equal to first electrode 214 of single mount pad 213 and first width W 1 between second electrode 216, with the Heat Conduction Material in high-tension current conducting to the vacant district 218 that avoids conductive layer 255.

Four conductive layers 255 are arranged on the regional A of first surface 251a of pedestal 251 with respect to the opening H of insulating barrier 253 respectively, wherein four conductive layers 255 electrically connect each other.In other words, per two conductive layers 255 are one one-tenth minute surface symmetries according to two reference line M1, M2, and one second width W 2 of being separated by each other.Adjacent conductive layer 255 is through electrically connect layer 257 electrically connect each other, and in this embodiment, electrically connect layer 257 and conductive layer 255 are by an one-body molded conductive material (for example: elargol) constitute, and constitute a plane jointly.Therefore, electrically connect layer 257 is arranged between the first surface 251a of this insulating barrier 253 and pedestal 251, but should not be limited to this.Four conductive layers 255 also can link through lead each other, and wherein wire clamp is located between the first surface 251a of insulating barrier 253 and pedestal 251.

When short-circuit component 25 is arranged at 213 last times of mount pad, the conductive layer 255 of short-circuit component 25 is electrically connected between first electrode 214 and second electrode 216, makes between first electrode 214 and second electrode 216 to be short-circuited.At this moment, a covering 33 optionally is provided with on it, and is arranged in the perforate 111,131, reaches the effect of beautifying light source module 1 (Fig. 2) outward appearance to cover short-circuit component 25.Be noted that covering 33 can be same as light shield 31 or be different from light shield 31, and covering 33 is inequality in the preventing mechanism 54 (Fig. 1) of prior art.

The effect that short-circuit component 25 is produced is following: at first, please with reference to Fig. 3, short-circuit component 25 utilizes the packaging technology that is same as action element 23 to be arranged on the circuit board module.Detailed it, when short-circuit component 25 is arranged at 20 last times of circuit board module, (Surface Mount Technology SMT) is arranged on the mount pad 213 short-circuit component 25, therefore need not carry out structural adjustment to circuit board module 20 with surface mount technology.

In addition, please with reference to the 3rd, 5A, 5B figure, short-circuit component 25 can utilize first and second the surperficial 251a that is positioned at pedestal 251, conductive layer 255 and the mount pad 213 of 251b to produce electrically connects simultaneously.And, because that the conductive layer 255 of short-circuit component 25 is arranged at first and second surperficial 251a, the 251b of pedestal 251 with the minute surface symmetrical manner each other is last, so short-circuit component 25 different angles capable of using are arranged on the mount pad 213.Therefore, even short-circuit component 25 carries out the rotation of 90 ° (or multiples of 90 °) or carries out 180 ° upset, short-circuit component 25 still can make first electrode 214 of mount pad 213 and second electrode 216 produce short circuit each other.On the other hand, because the pedestal 251 of short-circuit component 25 is a non-conductor, be arranged at first and second surperficial 251a of pedestal 251, the conductive layer 255 of 251b does not produce electrically connect each other.So when short-circuit component 25 was touched in maintenance personal's misconnection, reason was not got an electric shock and is caused danger.

The form of short-circuit component 25 should not be limited in the foregoing description.Please with reference to Fig. 6, Fig. 6 shows the sketch map of another embodiment of the short-circuit component 25 ' of the utility model.In this embodiment, will bestow same numeral for 25 same or analogous yuan with short-circuit component, and its characteristic will be explained no longer.In this embodiment, insulating barrier 253 ' comprises two opening H ' and two opening H, and wherein two opening H ' are one L shaped, and have one the 3rd width W 3.The 3rd width W 3 is more than or equal to first electrode 214 of mount pad 213 and the width of second electrode 216 (Fig. 3).Conductive layer 255,255 ' is electrically connect and being arranged on the pedestal 251 with respect to opening H, H ' respectively each other.

The circuit board module of the light source module of the utility model can be accordinged to the end prod demand, adjusts the installation quantity of action element, and in the mount pad that action element is not set short-circuit component is set.Thus, the end prod of different designs still can adopt the circuit board module of same specification, makes production quantity reach economic scale to reduce cost.In addition, because the short-circuit component of the utility model need not differentiate to the position of the conductive layer of short-circuit component, so built-up time can significantly reduce, and can reduce the chance of assembly defect simultaneously, in assembling process with the raising product percent of pass.

Relation that each interelement of the utility model is mutual and action principle elaborate and explain in foregoing; But it should be noted; Restrictions such as above-described element relative position, quantity, shape; Be not limited to shown in the content of this case diagram and specification, when inspecting the utility model, the entirety of considered the utility model and looking.

Claims (20)

1. a short-circuit component is characterized in that, comprising:
One pedestal;
One insulating barrier is arranged at this pedestal, and comprises at least four openings, each interval; And
A plurality of conductive layers, electrically connect and be arranged at this pedestal each other with respect to these a plurality of openings.
2. short-circuit component as claimed in claim 1 is characterized in that, this pedestal is a rectangle, and these a plurality of openings are distinguished four jiaos of adjacent this rectangle.
3. short-circuit component as claimed in claim 1 is characterized in that, this pedestal comprises a first surface and a second surface in contrast to this first surface, and the quantity of this insulating barrier is two, is arranged at this first surface and this second surface respectively.
4. short-circuit component as claimed in claim 3 is characterized in that the first surface of this pedestal and second surface are respectively a rectangle, and the opening of this two insulating barrier is distinguished four jiaos of adjacent this two rectangle.
5. short-circuit component as claimed in claim 1 is characterized in that this pedestal comprises a surface, and two reference lines that intersect each other define four zones with this surface, and those conductive layers are arranged in each this four zone.
6. short-circuit component as claimed in claim 5 is characterized in that, this two reference line is vertical each other, and this two reference line lays respectively at this surperficial essence center.
7. short-circuit component as claimed in claim 6 is characterized in that, per two these a plurality of conductive layers are symmetrical according to one one-tenth minute surface of this two reference line respectively.
8. short-circuit component as claimed in claim 1 is characterized in that, more comprises an electrically connect layer, is linked between these a plurality of conductive layers, and wherein this electrically connect layer is arranged between this insulating barrier and this pedestal.
9. short-circuit component as claimed in claim 1 is characterized in that, this electrically connect layer and the common formation of these a plurality of conductive layers one plane.
10. short-circuit component as claimed in claim 1 is characterized in that, this electrically connect layer is one-body molded with these a plurality of conductive layers.
11. a circuit board module is characterized in that, comprising:
One substrate comprises a plurality of mount pads;
A plurality of action elements are electrically connected on those mount pads of part; And
At least one short-circuit component is electrically connected on this mount pad that these a plurality of action elements are not set, and wherein this short-circuit component comprises:
One pedestal;
One insulating barrier is arranged at this pedestal, and comprises at least four openings, each interval; And
A plurality of conductive layers, electrically connect and be arranged at this pedestal each other with respect to these a plurality of openings.
12. circuit board module as claimed in claim 11 is characterized in that, these a plurality of mount pads comprise one first electrode and one second electrode respectively, and first electrode of each these a plurality of mount pad is electrically connected at second electrode of installed adjacent seat.
13. circuit board module as claimed in claim 12 is characterized in that, these a plurality of mount pads comprise a vacant district more respectively, are arranged between this first electrode and second electrode.
14. circuit board module as claimed in claim 13 is characterized in that, the vacant district of each these a plurality of mount pad comprises a Heat Conduction Material respectively.
15. circuit board module as claimed in claim 12; It is characterized in that; Have one first width between this first electrode and this second electrode, and have one second width between these a plurality of openings of this insulating barrier, wherein this second width is more than or equal to this first width.
16. circuit board module as claimed in claim 12 is characterized in that, these a plurality of openings have one the 3rd width respectively, and the 3rd width is same as this first electrode of these a plurality of mount pads and the width of this second electrode.
17. a light source module is characterized in that, comprising:
One fin;
One substrate is arranged on this fin, and comprises a plurality of mount pads;
A plurality of action elements are electrically connected on those mount pads of part; And
At least one short-circuit component is electrically connected on this mount pad that these a plurality of action elements are not set, and wherein this short-circuit component comprises:
One pedestal;
One insulating barrier is arranged at this pedestal, and comprises at least four openings, each interval; And
A plurality of conductive layers, electrically connect and be arranged at this pedestal each other with respect to these a plurality of openings.
18. light source module as claimed in claim 17 is characterized in that, more comprises a plurality of optical elements, is arranged on this substrate with respect to these a plurality of action elements and these a plurality of short-circuit components.
19. light source module as claimed in claim 18 is characterized in that, is respectively a light shield with respect to the optical element of these a plurality of action elements, in order to the light that guides this a plurality of action element to send.
20. light source module as claimed in claim 18 is characterized in that, is respectively a covering with respect to the optical element of these a plurality of short-circuit components, in order to cover this a plurality of short-circuit components.
CN2012201572536U 2012-04-13 2012-04-13 Short-circuited element, circuit board module and light source module CN202565576U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012201572536U CN202565576U (en) 2012-04-13 2012-04-13 Short-circuited element, circuit board module and light source module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012201572536U CN202565576U (en) 2012-04-13 2012-04-13 Short-circuited element, circuit board module and light source module

Publications (1)

Publication Number Publication Date
CN202565576U true CN202565576U (en) 2012-11-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012201572536U CN202565576U (en) 2012-04-13 2012-04-13 Short-circuited element, circuit board module and light source module

Country Status (1)

Country Link
CN (1) CN202565576U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI594285B (en) * 2013-02-05 2017-08-01 Dexerials Corp Short circuit components and circuits using this

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI594285B (en) * 2013-02-05 2017-08-01 Dexerials Corp Short circuit components and circuits using this

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20121128

Termination date: 20170413

CF01 Termination of patent right due to non-payment of annual fee