CN1073223C - Electric lamp to be fitted to printed board - Google Patents
Electric lamp to be fitted to printed board Download PDFInfo
- Publication number
- CN1073223C CN1073223C CN 96101271 CN96101271A CN1073223C CN 1073223 C CN1073223 C CN 1073223C CN 96101271 CN96101271 CN 96101271 CN 96101271 A CN96101271 A CN 96101271A CN 1073223 C CN1073223 C CN 1073223C
- Authority
- CN
- China
- Prior art keywords
- pcb
- circuit board
- printed circuit
- flange
- electric light
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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- Connecting Device With Holders (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Multi-Conductor Connections (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
To erect a pawl fitting boss coaxially with a barrel section on the face of a flange section on the opposite side to the barrel section, provide a bayonet pawl on the outer diameter of the pawl fitting boss, form a hexagon screw head section on at least part of the outer diameter of the barrel section of a board fitting bulb, and form a printed board on one face.A nearly cylindrical pawl fitting boss 8 is provided on the face of the flange section 5 of a board fitting bulb 1 on the opposite side to a barrel section 4, and the boss 8 is formed into a nearly cylindrical shape coaxial with the barrel section 4. A bayonet pawl 6 is provided on the outer diameter of the boss 8. The lower face 5c of the flange section 5 is kept in contact with a printed board 10 on the side of the pawl fitting boss 8. The screw head section of a hexagon bolt or a hexagon screw head section 9 having the same shape as the outer diameter of a hexagon nut is provided on the outer diameter side of the barrel section 4. The head section 9 has the size to be coupled with a tool used for fitting or removing the bulb 1 to or from the printed board 10, and the printed board 10 is provided on one face.
Description
The present invention relates to a kind of electric light, this electric light is by a no base bulb and the receptacle combinations such as the microminiature bulb being become an electric light that is installed in movably on the printed circuit board (PCB), more particularly relating to a kind of electric light of the quite general advanced assembling process of the printed circuit board (PCB) that comprises circuit chip in electronics industry in recent years that is applicable to.
A kind of known lamp that is installed on the printed circuit board (PCB) of above-mentioned identical category is disclosed in the Japanese patent application publication No. No.58-11029 that the applicant by present patent application proposes.Please refer to the Fig. 5 and 6 in the accompanying drawing, the electric light that is installed on circuit board 90 that patented invention proposes comprises that no base bulb 91 and the typical socket of being made by resin material 92 are as its main element, and this socket 92 comprises main part 93, flange 94 and clamping protuberance 95.
Usually with electric light inhour for rotation till flange 94 and clamping protuberance 95 unclamp printed circuit board (PCB) 80, the electric light 90 that is installed on the printed circuit board (PCB) 80 just can be taken away thus.In this case, electric light 90 can be pulled out away downwards by the bottom side 80b of printed circuit board (PCB) 80, like this, as long as it has fault with regard to available new replacing.
Yet the assembling process of printed circuit board (PCB) has experienced sizable change in recent years.In conventional situation, transistor, capacitor, resistor and other circuit element are provided with lead-in wire, and lead-in wire normally the respective aperture by printed circuit board (PCB) 80 by soft soldering on the printed pattern circuit that is placed in printed circuit board (PCB) 80 bottom side 80b.In brief, printed pattern circuit and distribution panelboard 82 are to be placed on the bottom side 80b of printed circuit board (PCB) 80.
But, the recent main flow that does not enter industry that usually is referred to as chip-shaped or surface installing type with the circuit element of lead-in wire, for adapting to this trend, the printed pattern circuit usually is placed in the upper surface of printed circuit board (PCB) 80, or upside 80a.Under this arrangement, only for forming distribution panelboard 82 there, just must be provided with Copper Foil at the bottom side of printed circuit board (PCB) 80 80b, the bilateral of printed circuit board (PCB) 80 all must be processed, thereby improves its production cost.
Simultaneously, suppose some electric lights are installed on the panel 60 to obtain indicating device as shown in Figure 7, then an electric light 90 be installed on the printed circuit board (PCB) 80 to replace existing out of order electric light by the bottom side and need the operation of series of steps:
(1) discharge eyeglass 62, (2) unload printed circuit board (PCB) 80, and (3) replace electric light 90, and (4) heavily are installed in printed circuit board (PCB) 80 on its original position and (5) re-mount eyeglass 62 on its original position.Obviously, this is the process of a trouble, especially to the maintenance and safeguard unfavorable.
For solving the problem of above-mentioned affirmation, the present invention proposes a kind of electric light that is installed on printed circuit board (PCB), this electric light comprises a no base bulb, one has the basic of bulb receiving orifice is the columniform main part that has the bottom, a flange that is placed in the main part bottom, the terminal part that forms by corresponding no base bulb lead-in wire wound wire wound portion, and the electric wire wound portion is to form by cut out slit on flange, with a clamping protuberance, described flange and described clamping protuberance are designed to press printed circuit board (PCB) therebetween, and the electrical connection between no base bulb of foundation and the printed circuit board (PCB), this electric light is characterised in that a protuberance installation cylinder is from the rightabout of flange to described main part, extend coaxially with main part, and described clamping protuberance device also is to be formed with at least a hexagonal double-ended bolt head in the neighboring that protuberance is installed cylinder on the part neighboring of main part.
Fig. 1 is the part exploded pictorial perspective view of the embodiment of the electric light that is installed on printed circuit board (PCB) that proposes of the present invention.
Fig. 2 is the schematic cross section along Figure 1A-A line.
Fig. 3 is the schematic cross section along Figure 1B-B line.
Fig. 4 is the schematic cross section that the electric light that is installed on printed circuit board (PCB) that some the present invention propose is disposed institute's acquisition indicating device.
Fig. 5 is the part exploded pictorial perspective view of the known electric light that is installed on printed circuit board (PCB).
Fig. 6 is the schematic cross section along Fig. 5 C-C line.
Fig. 7 is the schematic cross section that some known electric lights that are installed on printed circuit board (PCB) is disposed institute's acquisition indicating device.
Now will the present invention is described in detail in conjunction with the accompanying drawing of showing the invention most preferred embodiment.Please referring to the Fig. 1 and 2 that shows embodiment, as above-mentioned known electric light, the electric light 1 that is installed on printed circuit board (PCB) comprises a no base bulb 2 and a socket 3, and this socket 3 comprises again that as the known lamp of the do that illustrated previously contrast have a bulb receiving orifice 4a basic is columniform main part 4 and clamping protuberance 6 that has the bottom.
It also comprises the terminal part 7 of lead-in wire 2a wound wire wound portion 5a to be electrically connected between no base bulb 2 of foundation and the printed circuit board (PCB) 10 by corresponding no base bulb 2, and electric wire wound portion 5a forms by cut out slit on flange.
But different with the known lamp of doing contrast, this embodiment also adds and comprises a protuberance installation cylinder 8, and it stretches out from the rightabout of flange 5 to described main part 4, and perhaps bottom side 5C and the main part 4 from flange 5 stretches out downwards coaxially.In other words, main part 4 semble be stretch out downwards by flange 5 like.
Described clamping protuberance 6 is installed in the neighboring that protuberance is installed cylinder 8.Like this, and owing in fact the electric light that is installed on printed circuit board (PCB) is anchored on printed circuit board (PCB) 10 is because the latter is pressed this fact by flange 5 and clamping protuberance 6, electric light 1 can insert the installing hole 11 that drills through at printed circuit board (PCB) 10 from the upside 10a of printed circuit board (PCB) 10, also just can understand.
Because electric light 1 is to insert installing hole 11 from the upside 10a of printed circuit board (PCB) 10, flange 5 is installed a side of cylinder 8 and is contacted with the upper surface 10a of printed circuit board (PCB) 10 at its bottom side 5C or in that protuberance is set, thus with the known lamp of doing contrast side or opposite thereon in the outstanding side of main part this fact that contacts with the printed circuit board (PCB) bottom side.
Therefore, the terminal part of being used as the known lamp of contrast is when connecting between the upside that is used for printed circuit board (PCB) and flange, the lead-in wire 2a of the terminal part 7 of present embodiment makes that the lower surface 5C of flange 5 of cylinder 8 is installed is outstanding from protuberance is set downwards, thereby electric light 1 is to keep in touch at the bottom side of flange 5 5C and printed circuit board (PCB) 10.
This embodiment is also additional to comprise the outer appearance hexagon-headed bolt head of a neighboring that is arranged on main part 4 or the hex bolts head 9 of hex nut.Yet, be to be noted that on the unnecessary whole axial length that extends in main part 4 of hex bolts head 9, its length can guarantee with electric light 1 is mounted to printed circuit board (PCB) 10 or by the instrument demolition it under effective mesh just enough.
The size of hex bolts head 9 is preferably consistent with the application standard of JIS or determined hexagon-headed bolt of ISO and hex nut, like this, any commercially available box driver, hexagon wrench or other instrument just can be used for electric light 1 is mounted on the printed circuit board (PCB) 10 or with it and are unloaded by printed circuit board (PCB).
As shown in Figure 3; the electric wire wound portion 5a of flange 5 is provided with corresponding electric wire stationary plane 5d; it normally cuts electric wire wound portion 5a and the groove that generates, be used at tool using loading and unloading electric light 1 and during the upper surface 5b of instrument percussion flange 5 protection lead-in wire 2a avoid damaging or loosening.Under such setting, the front end of lead-in wire 2a is fixed in the corresponding grooves tightly, thereby they can be by tool damage, if when disassembling section the latter's percussion flange 5.
The embodiment of the electric light that is fixed in printed circuit board (PCB) that the present invention proposes has routine advantage down.At first, because the flange 5 of electric light 1 is that the upper surface 10a that makes at its bottom side 5C and printed circuit board (PCB) 10 electrically contacts, thereby be to power by the upside 10a of printed circuit board (PCB) 10 and 7 pairs of electric lights of terminal part 1 of electric light 1.
Like this, be arranged at distribution panelboard 12 around the electric light installing hole 11 and also be placed in the upper surface 10a of printed circuit board (PCB) 10, thereby for the printed pattern circuit that distribution panelboard 12 and circuit chip and other circuit element can suitably be fixed in this is installed, printed circuit board (PCB) 10 fully can be only thereon side process.
Secondly, in the indicating device as shown in Figure 4 21 that electric light 1 configuration that some the present invention are proposed is obtained, if having one in the electric light 1 breaks down, the upper surface 10a that then removes eyeglass 22 contact print circuit boards 10 simply is with regard to available new being replaced, thereby the required number of steps of replacement operation can significantly reduce, and makes them at maintenance and maintenance period advantageous particularly.
When above-mentioned explanation focuses on the main part in addition of the electric light that is installed on printed circuit board (PCB) that the present invention proposes, then they are only otherwise break away from the scope and spirit that invention is comprised, various modifications can be arranged, rather than be limited to this, resemble on no base bulb 2 settle a coloured cap so that its send the light of certain color and/or the hole of right quantity is set on flange and/or groove so as not have the lead-in wire 2a of base bulb 2 can be easily by so also and/or groove twine.
Shown in above detailed description, because the electric light that is installed on printed circuit board (PCB) that the present invention proposes is characterised in that a protuberance and cylinder is installed from the rightabout of flange to described main part, extend coaxially with main part, and described clamping protuberance device is installed the neighboring of cylinder at protuberance, also be on the part neighboring of main part, to be formed with at least a hex bolts head, make the flange bottom side contact with the corresponding distribution panelboard of the printed circuit board (PCB) that is placed in the printed circuit board (PCB) upper surface.
Like this, because distribution panelboard also is the upper surface that is placed in printed circuit board (PCB), therefore for the printed pattern circuit that distribution panelboard and circuit chip and other circuit element can suitably be fixed in this is installed, printed circuit board (PCB) fully can be only thereon side process, thereby reduced the assembly cost of electric light and printed circuit board (PCB) greatly and advantageously.
In addition, in the indicating device that the electric light configuration that some the present invention are proposed is obtained, if have one to break down in the electric light, then only need remove eyeglass simply, in the upper surface of contact print circuit board with new being replaced, thereby the required number of steps of replacement operation can significantly reduce, and makes their advantageous particularlies during maintenance and maintenance.
Claims (1)
1, a kind of electric light that is installed on printed circuit board (PCB) comprises a no base bulb, one has the basic of bulb receiving orifice is the columniform main part that has the bottom, a flange that is placed in the main part bottom, the terminal part that forms by corresponding no base bulb lead-in wire wound wire wound portion, and the electric wire wound portion is to form by cut out slit on flange, with a clamping protuberance, described flange and described clamping protuberance are designed to press printed circuit board (PCB) therebetween, and the electrical connection between no base bulb of foundation and the printed circuit board (PCB), it is characterized in that, a protuberance is installed cylinder and is extended coaxially from the rightabout and the main part of flange to described main part, and described clamping protuberance device also is to be formed with at least a hex bolts head in the neighboring that protuberance is installed cylinder on the part neighboring of main part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7044992A JP2770144B2 (en) | 1995-02-10 | 1995-02-10 | PCB mounting bulb |
| JP44992/1995 | 1995-02-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1153879A CN1153879A (en) | 1997-07-09 |
| CN1073223C true CN1073223C (en) | 2001-10-17 |
Family
ID=12706944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96101271 Expired - Lifetime CN1073223C (en) | 1995-02-10 | 1996-02-09 | Electric lamp to be fitted to printed board |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2770144B2 (en) |
| CN (1) | CN1073223C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11250868A (en) | 1998-02-28 | 1999-09-17 | Harison Electric Co Ltd | Electric bulb device to be mounted on board |
| US8083372B2 (en) | 2008-04-25 | 2011-12-27 | Epson Imaging Devices Corporation | Illumination system, electro-optic device, and electronic apparatus |
| CN102287635A (en) * | 2011-07-12 | 2011-12-21 | 上海鑫琴光电科技有限公司 | Light-condensing and heat-conducting LED (light-emitting diode) assembly lamp body and assembly process of same |
| JP2014011127A (en) * | 2012-07-03 | 2014-01-20 | Yazaki Corp | Bulb socket |
| JP6126836B2 (en) * | 2012-12-21 | 2017-05-10 | 株式会社小糸製作所 | Electrical connection structure and vehicle lamp |
-
1995
- 1995-02-10 JP JP7044992A patent/JP2770144B2/en not_active Expired - Fee Related
-
1996
- 1996-02-09 CN CN 96101271 patent/CN1073223C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1153879A (en) | 1997-07-09 |
| JPH08222188A (en) | 1996-08-30 |
| JP2770144B2 (en) | 1998-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20011017 |
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| EXPY | Termination of patent right or utility model |