CN107872926A

CN107872926A - A kind of circuit board with lighting function

Info

Publication number: CN107872926A
Application number: CN201711026597.7A
Authority: CN
Inventors: 方跃举
Original assignee: Wenzhou Dongtou Lide Electronics Co Ltd
Current assignee: Wenzhou Dongtou Lide Electronics Co Ltd
Priority date: 2017-10-27
Filing date: 2017-10-27
Publication date: 2018-04-03

Abstract

A kind of circuit board with lighting function, including plate housing, cement resistor, light emitting diode and capacitor, described plate housing is in rectangular parallelepiped structure, it is internally formed the first cavity, and the circuit board of plate case top is by signals layer, overcoat, silk-screen layer and interior layer is overlapped forms, its signals layer, overcoat, silk-screen layer and interior layer are mutually combined connection from top to bottom successively, plate housing side is provided with opening, opening is provided with the cover plate of folding closure, and plate surface of shell is provided with circuit chip；Described cement resistor includes shell, stem, resistance wire, insulation filling material and lead；Described light emitting diode includes package cover, LED chip, anode rod and cathode rod；Described capacitor includes aluminium shell, rubber interlayer, binding post, electrolysis post and electrolysis adhesive tape；The present invention provides a kind of circuit board with lighting function illuminated that can be lighted in dim light.

Description

A kind of circuit board with lighting function

Technical field

The invention belongs to a kind of field of circuit boards, more particularly to a kind of circuit board with lighting function.

Background technology

Circuit board is part important in electronic equipment, and the circuit board as information storage has computing and storage Function, be provided with multiple electronic components and multiple contacts on usual circuit board；The domestic automatic detection to printed circuit board (PCB) Systematic research begins approximately even with mid-term at the beginning of the nineties, also at the early-stage；At present, the scientific research institutions for being engaged in this respect research also compare Lack, and because influenceed by various factors, the research for the automatic optical detecting system of defect of printed circuit board Rest on the level of a relative infancy.

With electronic product towards miniaturization, digital development, printed circuit board also towards high density, high accuracy development, Circuit board is also known as wiring board, and all kinds of electronic components is provided with its circuit board, when circuit board installation in the machine, night, When all kinds of failures occur for the electronic component on circuit board, the dismounting of element or circuit board is hindered because of the problem of light, after being Continuous maintenance increases difficulty.

In view of this, for above the problem of, it is necessary to propose that circuit board is constructed inside into hollow-core construction by one kind, in sky Light-emitting component is installed, inside can place the circuit of electronic component, so as to provide a kind of circuit with lighting function in core structure Plate.

The content of the invention

For described above, it is an object of the invention to provide a kind of circuit board with lighting function, its circuit board is set Put and light emitting diode is provided with the top of hollow transparent plate housing, plate housing, light transmitting plate shell after lumination of light emitting diode Body can lighting circuit plate.

In order to reach the purpose of the present invention, the technical solution adopted for the present invention to solve the technical problems is：One kind carries The circuit board of lighting function, including plate housing, cement resistor, light emitting diode and capacitor, described plate housing are in cuboid Structure, it is internally formed the first cavity, and the circuit board of plate case top is by signals layer, overcoat, silk-screen layer and interior layer phase Mutual respect is stacked, and its signals layer, overcoat, silk-screen layer and interior layer are mutually combined connection, plate housing side from top to bottom successively Provided with opening, opening is provided with the cover plate of folding closure, and plate surface of shell is provided with circuit chip；Described cement resistor includes Shell, stem, resistance wire, insulation filling material and lead；Described light emitting diode includes package cover, LED chip, anode rod And cathode rod；Described capacitor includes aluminium shell, rubber interlayer, binding post, electrolysis post and electrolysis adhesive tape；Its plate housing By electric welding connection between cement resistor, light emitting diode, capacitor.

Further, described plate housing is made up of transparent high temperature resistant plastics respectively with cover plate, and plate housing and cover plate it Between connected by rotating shaft, described rotating shaft is made up of plastic material, and cover plate is provided with knop；Its signals layer is by top layer, centre Three layers of composition of layer and bottom, top layer and bottom are used for placing component or deposited copper, and intermediate layer is used for arranging signal wire；Its overcoat It is made up of for two layers top layer and bottom, top layer and bottom are each coated with tin cream；Its silk-screen layer is serial number, the production for stamping component Numbering, Business Name；Its interior layer is mainly signal routing.

Further, described cement resistor is in cuboid housing, and cuboid enclosure interior forms the second cavity, and it the Two cavity bottoms are provided with several translots, and each translot is provided with stem, and stem is glass fibre stem, glass fibre stem On be wrapped resistance wire, the terminal wire of resistance two is internally crimped together with welding lead, cavity top provided with rectangle encapsulate Mouthful, it is sealed against with insulation filling material, its cuboid housing is filled except glass fibre stem external application fire clay.

Further, described insulation filling material be epoxy resin, fluororesin, acrylic resin, polyimide resin, It is at least any of in silicones, phenolic resin, melmac, polyurethane resin, unsaturated polyester resin.

Further, described light emitting diode is arranged on plate enclosure interior, and the package cover on its light emitting diode is Bright epoxy encapsulation set, transparent epoxy resin package cover are internally formed the 3rd cavity, and its bottom is provided with two openings, lead frame It is divided into two, is put in respectively by the opening of transparent epoxy resin package cover in the 3rd cavity, anode rod, cathode stem and LED core Piece is arranged in transparent epoxy resin package cover inside, and cathode stem is the cathode rod for having generating bowl, its LED chip and cathode rod phase Connect, connector is provided between the cathode rod and anode rod in package cover, the connector is wedge-shaped support, wedge-shaped support and the moon Seamless welding between pole bar and anode rod.

Further, the aluminium shell of described capacitor is cylinder, and inside is in hollow state, and the referred to as the 4th is empty Chamber, its aluminium shell top are provided with opening without sealing, and rubber interlayer is arranged in the opening of aluminium shell, and electrolysis post is placed In the 4th cavity, rubber interlayer is provided with corresponding manhole, and binding post inserts the 4th cavity by manhole In, and binding post is connected with electrolysis post.

Further, electrolyte is contained with the 4th described cavity, its electrolyte can be dilute sulfuric acid, and dilute sulfuric acid is dense It is 1.24-1.30g/cm to spend the density being formulated by a certain percentage by 80% sulfuric acid and distilled water³, its sulfuric acid and distilled water Mixed proportion is 12.75-12.85g/cm³。

Further, in the electrolytic solution, electrolysis post is by axle center post, cathode terminal, anode tap, negative electrode for the immersion of described electrolysis post Paper tinsel, anode foils and insulating paper, its Cathode Foil and anode foils are attached on insulating paper, and Cathode Foil and anode foils are attached to insulating paper On face be in identical faces, on the post of axle center, the insulating paper with Cathode Foil is wrapped in anode foils insulating paper uniform winding Insulating paper periphery, cathode terminal and anode tap be separately positioned on the axle center column bottom for being wrapped insulating paper, and its axle center post is inorganic Anticorrosion material is made.

Further, described binding post is two, respectively the corresponding circle in the left and right sides on rubber interlayer In through hole, one be positive terminal and with electrolysis post on anode tap be connected, another for negative terminal and with electricity Cathode terminal connection on Xie Zhu, positive terminal is longer than negative terminal, and on the binding post and hush panel of both sides Through hole is seamlessly connected.

Further, described electrolysis adhesive tape is anti-electric adhesive tape, and is electrolysed adhesive tape and is wrapped in the electrolysis that insulating paper is wrapped On post, the number of turns of electrolysis adhesive tape winding is enclosed in 3-4.

The technological merit of the present invention is：

1. a kind of circuit board with lighting function, circuit board is arranged on the top of hollow transparent plate housing, is provided with plate housing Light emitting diode, light transmitting plate housing can lighting circuit plate after lumination of light emitting diode.

2. a kind of circuit board with lighting function, the cement resistor being internally provided with, capacitor, light emitting diode and electricity Road plate can form a simple circuit, and circuit board is by signals layer, overcoat, silk-screen layer and interior layer is overlapped forms, and There are many structures between each working lining so that circuit board is more perfect.

Brief description of the drawings

Fig. 1 is the structural representation of the present invention.

Fig. 2 is the structural representation of cement resistor in the present invention.

Fig. 3 is the structural representation of light emitting diode in the present invention.

Fig. 4 is the structural representation of capacitor in the present invention.

Fig. 5 is the structural representation of capacitor electrolysis post in the present invention.

Attached mark：Plate housing 1, cement resistor 2, light emitting diode 3, capacitor 4, the first cavity 5, circuit board 6, cover plate 7th, shell 8, stem 9, resistance wire 10, insulation filling material 11, lead 12, package cover 13, rubber interlayer 14, binding post 15, It is electrolysed post 16, electrolysis adhesive tape 17, rotating shaft 18, knop 19, the second cavity 20, the 3rd cavity 21, LED chip 22, anode rod 23rd, cathode rod 24, aluminium shell 25, wedge-shaped support 26, the 4th cavity 27, electrolyte 28, axle center post 29, cathode terminal 30, anode End 31, Cathode Foil 32, anode foils 33, insulating paper 34.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.

The reference picture 1-5 of embodiment 1, a kind of circuit board 6 with lighting function, including it is plate housing 1, cement resistor 2, luminous Diode 3 and capacitor 4, described plate housing 1 are in rectangular parallelepiped structure, and it is internally formed the first cavity 5, and the top of plate housing 1 Circuit board 6 is by signals layer, overcoat, silk-screen layer and interior layer is overlapped forms, its signals layer, overcoat, silk-screen layer and Interior layer is mutually combined connection from top to bottom successively, and the side of plate housing 1 is provided with opening, and opening is provided with the cover plate 7 of folding closure, And the surface of plate housing 1 is provided with circuit chip；Described cement resistor 2 includes shell 8, stem 9, resistance wire 10, insulation filling material Material 11 and lead 12；Described light emitting diode 3 includes package cover 13, LED chip 22, anode rod 23 and cathode rod 24；It is described Capacitor 4 include aluminium shell 258, rubber interlayer 14, binding post 15, electrolysis post 16 and electrolysis adhesive tape 17；Its plate housing 1 By electric welding connection between cement resistor 2, light emitting diode 3, capacitor 4.

It is above the clear easy composition structure for elaborating the present invention and position.

A kind of circuit board 6 with lighting function, described plate housing 1 is with cover plate 7 respectively by transparent high temperature resistant plastics system Into, and connected between plate housing 1 and cover plate 7 by rotating shaft 18, described rotating shaft 18 is made up of plastic material, and cover plate 7 is provided with circle Shape handle 19；Its signals layer is made up of three layers of top layer, intermediate layer and bottom, and top layer and bottom are used for placing component or deposited copper, Intermediate layer is used for arranging signal wire；Its overcoat is made up of for two layers top layer and bottom, and top layer and bottom are each coated with tin cream；Its silk Print layer is serial number, production numbering, the Business Name for stamping component；Its interior layer is mainly signal routing；Its beneficial effect Fruit is：Rotating shaft 18 between cover plate 7 and plate housing 1, which is set, can effectively make the closure of cover plate 7 and folding opening, the work of circuit board 6 The each layer for making layer is all divided into several layers structure composition, which increases the stability of circuit in circuit board 6.

A kind of circuit board 6 with lighting function, described cement resistor 2 are in cuboid housing, in cuboid housing Portion forms the second cavity 20, and its bottom of the second cavity 20 is provided with several translots, and each translot is provided with stem 9, and stem 9 is Glass fibre stem 9, resistance wire 10 is wrapped on glass fibre stem 9, the terminal wire of resistance two is internally pressed with welding lead 12 It is connected together, cavity top is provided with rectangle encapsulation port, is sealed against with insulation filling material 11, and its cuboid housing removes glass The external application fire clay of fiber stem 9 is filled；Its beneficial effect is：Stem 9 in cement resistor 2 is increased using glass fibre stem 9 The resistance of resistance is added, the filling of insulation filling material 11 prevents the leakage of electricity.

A kind of circuit board 6 with lighting function, described insulation filling material 11 are epoxy resin, fluororesin, propylene In acid resin, polyimide resin, silicones, phenolic resin, melmac, polyurethane resin, unsaturated polyester resin It is at least any of；Its beneficial effect is：Insulation filling material 11 can be a variety of, can prevent the spilling of electricity from causing to hinder Evil, the selectivity of insulating materials when and can increase makes capacitor 4.

A kind of circuit board 6 with lighting function, described light emitting diode 3 are arranged on inside plate housing 1, and it luminous two Package cover 13 in pole pipe 3 is transparent epoxy resin package cover 13, and transparent epoxy resin package cover 13 is internally formed the 3rd cavity 21, its bottom is provided with two openings, and the frame of lead 12 is divided into two, put in respectively by the opening of transparent epoxy resin package cover 13 In 3rd cavity 21, anode rod 23, cathode stem and LED chip 22 are arranged in the inside of transparent epoxy resin package cover 13, negative electrode Do to there is the cathode rod 24 of generating bowl, its LED chip 22 is connected with cathode rod 24, the cathode rod 24 in package cover 13 and sun Connector is provided between pole bar 23, the connector is wedge-shaped support 26, between wedge-shaped support 26 and cathode rod 24 and anode rod 23 Seamless welding；Its beneficial effect is：Light emitting diode 3 is arranged in the first cavity 5, and circuit board 6 can be illuminated when luminous, is reached Luminous function, the wick in light emitting diode 3 improve environment protecting, energy saving using LED chip 22.

A kind of circuit board 6 with lighting function, the aluminium shell 258 of described capacitor 4 is cylinder, and inside is in Hollow state, referred to as the 4th cavity 27, its top of aluminium shell 258 are provided with opening without sealing, and rubber interlayer 14 is arranged on In the opening of aluminium shell 258, electrolysis post 16 is placed in the 4th cavity 27, and rubber interlayer 14 leads to provided with corresponding circle Hole, binding post 15 are inserted in the 4th cavity 27 by manhole, and binding post 15 is connected with electrolysis post 16；Its is beneficial Effect is：In order to hinder the electrolyte 28 in the 4th cavity 27 to leak out, shell 8 is then using aluminum for the setting of rubber interlayer 14 Increase the efficiency of capacitor 4.

A kind of circuit board 6 with lighting function, electrolyte 28 is contained with the 4th described cavity 27, its electrolyte 28 Can be dilute sulfuric acid, and the density that the concentration of dilute sulfuric acid is formulated by a certain percentage by 80% sulfuric acid and distilled water is 1.24- 1.30g/cm³, its sulfuric acid and the mixed proportion of distilled water are 12.75-12.85g/cm³；Its beneficial effect is：It is by concentration The electrolyte 28 that 80% sulfuric acid is configured to distilled water, it can preferably control the concentration of electrolyte 28.

A kind of circuit board 6 with lighting function, described electrolysis post 16 are immersed in electrolyte 28, and electrolysis post 16 is by axle Stem 29, cathode terminal 30, anode tap 31, Cathode Foil 32, anode foils 33 and insulating paper 34, its Cathode Foil 32 and anode foils 33 attach On insulating paper 34, and the face that Cathode Foil 32 and anode foils 33 are attached on insulating paper 34 is in identical faces, and insulating paper 34 is uniform It is wrapped on axle center post 29, the insulating paper 34 with Cathode Foil 32 is wrapped in the periphery of insulating paper 34 with anode foils 33, negative electrode End 30 and anode tap 31 are separately positioned on the bottom of axle center post 29 for being wrapped insulating paper 34, and its axle center post 29 is that inorganic anti-corrosion loses material Material is made；Its beneficial effect is：Post 16 is electrolysed by above structure composition, it is pasted with the insulating paper 34 of Cathode Foil 32 and attached The insulating paper 34 for having anode foils 33 is wrapped on axle center post 29 so that insulation, immersion are obstructed between Cathode Foil 32 and anode foils 33 Can effectively it be electrolysed in electrolyte 28.

A kind of circuit board 6 with lighting function, described binding post 15 is two, respectively on rubber interlayer 14 In the corresponding manhole in the left and right sides, one is positive terminal 15 and is connected with the anode tap 31 on electrolysis post 16, Another is negative terminal 15 and is connected with the cathode terminal 30 on electrolysis post 16 that positive terminal 15 compares negative terminals Son 15 is grown, and the binding post 15 of both sides is seamlessly connected with the through hole in hush panel；Its beneficial effect is：Two binding posts 15 length is different, positive ultimate ratio negative pole length, can preferably remind people's both positive and negative polarity, if both positive and negative polarity of having done anti-, then it is fixed to cause When capacitor 4 can not work.

A kind of circuit board 6 with lighting function, described electrolysis adhesive tape 17 are anti-electric adhesive tape, and are electrolysed adhesive tape 17 and wind On the electrolysis post 16 that insulating paper 34 is wrapped, the number of turns that electrolysis adhesive tape 17 is wound is enclosed in 3-4；Its beneficial effect is：Electrolysis The winding of adhesive tape 17 can fix insulating paper 34, and it is the most suitable number of turns to wind 3-4 circles.

A kind of circuit board 6 with lighting function, when wiring board is in computer host box or at dim light, Light emitting diode 3 in circuit board 6 is arranged on inside plate housing 1, and light emitting diode 3 works, light energy transmitting plate housing 1 it is saturating Isotropic disk, light illuminate circuit board 6, then night or repairing circuit plate 6 can provide more preferable light during dim light.

It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie Without departing substantially from the present invention spirit or essential attributes in the case of, can realize the present invention in other specific forms, thus no matter From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling Change is included in the present invention.

Claims

1. a kind of circuit board with lighting function, including plate housing, cement resistor, light emitting diode and capacitor, its feature It is：Described plate housing is in rectangular parallelepiped structure, and it is internally formed the first cavity, and the circuit board of plate case top is by signal Layer, overcoat, silk-screen layer and the overlapped composition of interior layer, its signals layer, overcoat, silk-screen layer and interior layer are successively from upper past Under be mutually combined connection, plate housing side is provided with opening, and opening is provided with the cover plate of folding closure, and plate surface of shell is provided with line Road chip；Described cement resistor includes shell, stem, resistance wire, insulation filling material and lead；Described light emitting diode Including package cover, LED chip, anode rod and cathode rod；Described capacitor include aluminium shell, rubber interlayer, binding post, It is electrolysed post and electrolysis adhesive tape；By electric welding connection between its plate housing and cement resistor, light emitting diode, capacitor.

A kind of 2. circuit board with lighting function according to claim 1, it is characterised in that：Described plate housing and cover plate It is made up of transparent high temperature resistant plastics, and is connected between plate housing and cover plate by rotating shaft respectively, described rotating shaft is by plastic material system Into cover plate is provided with knop；Its signals layer is made up of three layers of top layer, intermediate layer and bottom, and top layer and bottom are used for placing Component or deposited copper, intermediate layer are used for arranging signal wire；Its overcoat is made up of for two layers top layer and bottom, and top layer and bottom all apply It is covered with tin cream；Its silk-screen layer is serial number, production numbering, the Business Name for stamping component；Its interior layer is mainly signal cloth Line.

A kind of 3. circuit board with lighting function according to claim 1, it is characterised in that：Described cement resistor is in length Cube housing, cuboid enclosure interior form the second cavity, and its second cavity bottom is provided with several translots, on each translot Provided with stem, and stem is glass fibre stem, is wrapped resistance wire on glass fibre stem, the terminal wire of resistance two is drawn with welding Line is internally crimped together, and cavity top is provided with rectangle encapsulation port, is sealed against with insulation filling material, its rectangular body shell Body is filled except glass fibre stem external application fire clay.

A kind of 4. circuit board with lighting function according to claim 3, it is characterised in that：Described insulation filling material For epoxy resin, fluororesin, acrylic resin, polyimide resin, silicones, phenolic resin, melmac, polyurethane It is at least any of in resin, unsaturated polyester resin.

A kind of 5. circuit board with lighting function according to claim 1, it is characterised in that：Described light emitting diode is set Put in plate enclosure interior, the package cover on its light emitting diode is transparent epoxy resin package cover, transparent epoxy resin package cover The 3rd cavity is internally formed, its bottom is provided with two openings, and lead frame is divided into two, passes through transparent epoxy resin package cover respectively Opening put in the 3rd cavity, anode rod, cathode stem and LED chip are arranged in transparent epoxy resin package cover inside, cloudy Extremely dry is the cathode rod for having generating bowl, and its LED chip is connected with cathode rod, between the cathode rod and anode rod in package cover Provided with connector, the connector is wedge-shaped support, seamless welding between wedge-shaped support and cathode rod and anode rod.

A kind of 6. circuit board with lighting function according to claim 1, it is characterised in that：The aluminum of described capacitor Shell is cylinder, and inside is in hollow state, referred to as the 4th cavity, and its aluminium shell top is provided with opening without sealing, Rubber interlayer is arranged in the opening of aluminium shell, and electrolysis post is placed in the 4th cavity, and rubber interlayer is provided with corresponding Manhole, binding post are inserted in the 4th cavity by manhole, and binding post is connected with electrolysis post.

A kind of 7. circuit board with lighting function according to claim 6, it is characterised in that：Contained in the 4th described cavity Electrolyte is placed with, its electrolyte can be dilute sulfuric acid, and the concentration of dilute sulfuric acid is prepared by a certain percentage by 80% sulfuric acid and distilled water The density formed is 1.24-1.30g/cm³, its sulfuric acid and the mixed proportion of distilled water are 12.75-12.85g/cm³。

A kind of 8. circuit board with lighting function according to claim 6, it is characterised in that：Described electrolysis post is immersed in In electrolyte, electrolysis post is by axle center post, cathode terminal, anode tap, Cathode Foil, anode foils and insulating paper, its Cathode Foil and anode foils It is attached on insulating paper, and the face that Cathode Foil and anode foils are attached on insulating paper is in identical faces, insulating paper uniform winding exists On the post of axle center, the insulating paper with Cathode Foil is wrapped in the insulating paper periphery with anode foils, and cathode terminal and anode tap are set respectively Put in the axle center column bottom for being wrapped insulating paper, its axle center post is made up of inorganic anti-corrosion corrosion material.

9. according to a kind of circuit board with lighting function of claim 1 or 6, it is characterised in that：Described binding post For two, respectively on rubber interlayer in the corresponding manhole in the left and right sides, one be positive terminal and with electricity Anode tap connection on Xie Zhu, another is negative terminal and is connected with the cathode terminal on electrolysis post, positive terminal It is longer than negative terminal, and the through hole on the binding post and hush panel of both sides is seamlessly connected.

10. according to a kind of circuit board with lighting function of claim 1 or 8, it is characterised in that：Described electrolysis adhesive tape For anti-electric adhesive tape, and it is electrolysed adhesive tape and is wrapped on the electrolysis post that insulating paper is wrapped, the number of turns of electrolysis adhesive tape winding is enclosed in 3-4.