CN202476005U - Spacing column for printed circuit board - Google Patents
Spacing column for printed circuit board Download PDFInfo
- Publication number
- CN202476005U CN202476005U CN2012200450141U CN201220045014U CN202476005U CN 202476005 U CN202476005 U CN 202476005U CN 2012200450141 U CN2012200450141 U CN 2012200450141U CN 201220045014 U CN201220045014 U CN 201220045014U CN 202476005 U CN202476005 U CN 202476005U
- Authority
- CN
- China
- Prior art keywords
- ring
- resilient fingers
- circuit board
- printed circuit
- pcb
- 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
Links
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a spacing column for a printed circuit board. The spacing column consists of an insulating column body and a conductive spring, wherein an upper connection ring and a lower connection ring are respectively arranged above and below the insulating column body in a protruding way; an arrow-shaped elastic fastener extends longitudinally from the bottom surface of the lower connection ring; the conductive spring is sleeved on the insulating column body; the upper end and the lower end, corresponding to the upper connection ring and the lower connection ring, of the conductive spring are respectively provided with an upper conductive connection part and a lower conductive connection part which are respectively formed by multiple spiral rings. Therefore, static electricity and noise generated by each electronic element on the printed circuit board can be conducted to a conductor, such as the fixed substrate of a metal shell, through the conductive spring; and the spacing column has a grounding effect.
Description
Technical field
The utility model is relevant a kind of spacer that supplies printed circuit board (PCB) to install and fix usefulness, refers to a kind of spacer that can firmly locate and have the ground connection effect printed circuit board (PCB) especially.
Background technology
By general inner in order to make printed circuit board (PCB) be installed on the fixing base of housing in computer or electronic product, be on fixing base, to be connected with shaped elements such as double-screw bolt, clip-connecting rod usually, and then printed circuit board (PCB) is installed on these shaped elements.
Aforementioned double-screw bolt all has the cylinder of being located between printed circuit board (PCB) and the fixing base; This cylinder one end has a thread segment; A screw is offered at other end center, and the thread segment of this cylinder is to be bolted in fixing base, and this screw is spirally connected after can supplying screw to pass the location hole of printed circuit board (PCB); So that printed circuit board (PCB) is locked, and form a spacing with fixing base.
And known clip-connecting rod, it is to be provided with a resilient fingers in body one end, so that insert in the location hole of printed circuit board (PCB), can produce the snapping effect; The other end then is connected to fixing base, makes and forms a spacing between printed circuit board (PCB) and fixing base.
Only along with light, thin, short, littleization of electronic product, make the inner usage space of computer or electronic product also with significantly dwindle, consequently the electronic component on printed circuit board (PCB) is more intensive, owing to electronic component all electromagnetic interference (EMI) can take place.Therefore, generally can cover metal shell, with as shielding in the printed circuit board (PCB) outer cup; Owing to be typically provided with grounding leg on the metal shell, or on printed circuit board (PCB), be provided with and supply the electroconductive elastic sheet that contacts with metal shell, and be located on the printed circuit board (PCB),, and can lower the effect of electromagnetic interference with usefulness as ground connection with grounding leg or electroconductive elastic sheet.
No doubt aforementioned electroconductive elastic sheet can conduct static, the noise that each electronic component on the printed circuit board (PCB) produces through this grounded circuit, to eliminate electromagnetic interference.But this electroconductive elastic sheet and spacer but are that printed circuit board (PCB) location and grounding function are provided respectively, and both are not integrated, so that cause loaded down with trivial details assembling procedure, and demand relevant dealer's improvement urgently.
The utility model content
The utility model main purpose is to provide a kind of spacer that is used for printed circuit board (PCB); This spacer has printed circuit board (PCB) formation firm support or locating effect; And cylinder socket one power spring of this spacer; Static, noise that each electronic component is produced can conduct to electric conductor via power spring, the fixing base of metal shell for example, and have the ground connection effect.
For reaching aforesaid purpose; The technological means that the utility model is taked provides a kind of spacer that is used for printed circuit board (PCB); It comprises: an insulation cylinder, the shaft upper and lower end in its stage casing are prominent separately establishes a upper and lower T-Ring, and this upper and lower T-Ring periphery is vertically offered at least one upper and lower groove of wearing that is connected with shaft respectively; And the resilient fingers of this time T-Ring bottom surface longitudinal extension one arrow sagittal, and at least one expansion joint is offered in this resilient fingers inboard; An and power spring; The socket section in its stage casing is sheathed on shaft; This socket section upper and lower part longitudinal extension respectively is sheathed on the upper and lower upper and lower positioning section of wearing groove; This upper and lower positioning section vertically vertically connects by the upper and lower junction that a plurality of spiral turns constituted separately again, and this upper and lower junction is separately under reaching above the last T-Ring between T-Ring and the resilient fingers.
Wherein should go up the T-Ring end face and further offer a containing groove, be placed in the containing groove and should go up the junction below, the top then exposes to outside the containing groove.
Wherein this upper end, resilient fingers both sides inner edge respectively is connected in down T-Ring with a connecting piece, to form the resilient fingers of sealing arrow sagittal.
Wherein the inboard expansion joint of the resilient fingers of this sealing arrow sagittal is to be oppositely arranged.
Another technological means that the utility model is taked provides a kind of spacer that is used for printed circuit board (PCB); It comprises: an insulation cylinder; The shaft upper and lower end in its stage casing is prominent separately establishes a upper and lower T-Ring, and this upper and lower T-Ring periphery is vertically offered at least one upper and lower groove of wearing that is connected with shaft respectively, T-Ring end face longitudinal extension one inserting column on this; And the resilient fingers of this time T-Ring bottom surface longitudinal extension one arrow sagittal, and at least one expansion joint is offered in this resilient fingers inboard; An and power spring; The socket section in its stage casing is sheathed on shaft; This socket section upper and lower part longitudinal extension respectively is sheathed on the upper and lower upper and lower positioning section of wearing groove; This upper and lower positioning section vertically further vertically connects by the upper and lower junction that a plurality of spiral turns constituted respectively, and this upper and lower junction is separately under outer the reaching of inserting column above the last T-Ring between T-Ring and the resilient fingers.
Integrally formed conus portion in this inserting column top wherein.
Wherein this upper end, resilient fingers both sides inner edge respectively is connected in down T-Ring with a connecting piece, to form the resilient fingers of sealing arrow sagittal.
Wherein the inboard expansion joint of the resilient fingers of this sealing arrow sagittal is to be oppositely arranged.
The another technological means that the utility model is taked provides a kind of spacer that is used for printed circuit board (PCB); It comprises: an insulation cylinder; The prominent separately upper and lower T-Ring of establishing of the shaft upper and lower end in its stage casing; This upper and lower T-Ring periphery is vertically offered at least one upper and lower groove of wearing that is connected with shaft respectively, T-Ring end face and the following T-Ring bottom surface resilient fingers of longitudinal extension one arrow sagittal separately on this, and at least one expansion joint is offered in this resilient fingers inboard; An and power spring; The socket section in its stage casing is sheathed on shaft; This socket section upper and lower part longitudinal extension respectively is sheathed on the upper and lower upper and lower positioning section of wearing groove; This upper and lower positioning section vertically further vertically connects by the upper and lower junction that a plurality of spiral turns constituted respectively, and this upper and lower junction is separately under reaching between last T-Ring and the resilient fingers between T-Ring and the resilient fingers.
Wherein upper end, the resilient fingers both sides of this time T-Ring inner edge respectively is connected in down T-Ring with a connecting piece, and upward bottom, the resilient fingers both sides inner edge of T-Ring respectively is connected in T-Ring with a connecting piece, with the resilient fingers of each self-forming sealing arrow sagittal.
Wherein the inboard expansion joint of the resilient fingers of this sealing arrow sagittal is to be oppositely arranged.
The beneficial effect of the utility model is: static, noise that each electronic component is produced can conduct to electric conductor via power spring, the fixing base of metal shell for example, and have the ground connection effect.
Description of drawings
Be further to disclose the concrete technology contents of the utility model, below in conjunction with embodiment and accompanying drawing specifies as after, wherein:
Fig. 1 is the three-dimensional exploded view of the utility model spacer first embodiment.
Fig. 2 is the stereogram after spacer group shown in Figure 1 is stood.
Fig. 3 is installed in the profile of printed circuit board (PCB) and electric conductor for the utility model spacer first embodiment.
Fig. 4 is the three-dimensional exploded view of the utility model spacer second embodiment.
Fig. 5 is the stereogram after spacer group shown in Figure 4 is stood.
Fig. 6 is installed in the profile of printed circuit board (PCB) and electric conductor for the utility model spacer second embodiment.
Fig. 7 is the three-dimensional exploded view of the utility model spacer the 3rd embodiment.
Fig. 8 is the stereogram after spacer group shown in Figure 7 is stood.
Fig. 9 is installed in the profile of printed circuit board (PCB) and electric conductor for the utility model spacer the 3rd embodiment.
Embodiment
To shown in Figure 2, basically, the utility model spacer is by an insulation cylinder 1 like Fig. 1, and 2 formations of a power spring.
Please consult Fig. 1 again, at least one expansion joint 141 is offered in these resilient fingers 14 inboards, and two expansion joints 141 that are oppositely arranged for example make the function of these resilient fingers 14 tool elastic dilatations and compression.Wherein, Each is connected in down T-Ring 13 with a connecting piece 142 this upper surface, resilient fingers 14 both sides inner edge, makes this two expansion joint 14 of being oppositely arranged be the sealing kenel, because this resilient fingers 14 forms the arrow sagittal of sealing; So that when this resilient fingers 14 is stressed; Through these brace 142 formed connection effects, make the not yielding and damage of this resilient fingers 14, thereby increase loading capacity.
When this cylinder 1 is assembled with power spring 2, at first will descend junction 25 covers to set between T-Ring 13 and the resilient fingers 14; Descend positioning section 23 to be placed in down in the wherein lower perforating slot 131 of T-Ring 13 then, with being about to the shaft 11 that socket section 21 is sheathed on cylinder 1, and going up positioning section 22 and be placed in the wherein uppper perforating slot 122 of T-Ring 12; To go up at last in the containing groove 121 of junction 24 sheathed upward T-Rings 12, promptly accomplish spacer stereogram as shown in Figure 2.
As shown in Figure 3, be that the utility model spacer is installed in an electric conductor 3, the for example fixing base processed of metallic plate and the sketch map of a printed circuit board (PCB) 4.14 pairs of quasi-conductors of arrow sagittal resilient fingers, the 3 preset location holes 31 of this spacer insert during installation, and two relative expansion joints 141 of resilient fingers 14 are out of shape for location hole 31 compressions, and through expansion immediately behind this location hole 31, thereby form the buckle state.At this moment, this power spring 2 bottoms and be positioned at down that the following junction 25 direct elasticity of T-Ring 13 belows are connected to electric conductor 3.Then; Printed circuit board (PCB) 4 is bridged and is supported on the spacer; The last junction 24 direct elasticity that make power spring 2 tops and be placed in containing groove 122 are connected to the copper foil circuit 41 of printed circuit board (PCB) 4 bottom surfaces, and form a conductivity, so that static, noise that each electronic component on the printed circuit board (PCB) 4 is produced can conduct to electric conductor 3 via power spring 2; Fixing base for example, and have the Expected Results of ground connection.
As shown in Figure 4, it discloses second embodiment of the utility model spacer, and for the purpose of convenient explanation, the spacer of present embodiment and the aforementioned first embodiment similar elements are all represented it with same names and same-sign.And the difference of the spacer of present embodiment and aforementioned first embodiment is; Should go up the setting that T-Ring 12 does not have containing groove; But on this vertical projection one inserting column 123 of T-Ring 12 end faces; And the integrally formed conus portion 124 in these inserting column 123 tops is conveniently to guide and to be plugged in the plate hole of printed circuit board (PCB) 4 acquiescences.As shown in Figure 5, it is the stereogram that is after cylinder 1 and power spring 2 assemblings, and by can obviously finding out among the figure, last junction 24 spiral surroundings and have the effect of elasticity butt outside this inserting column 123.
As shown in Figure 6, be that the utility model spacer is installed in an electric conductor 3, the for example fixing base processed of metallic plate and the sketch map of a printed circuit board (PCB) 4.14 pairs of quasi-conductors of arrow sagittal resilient fingers, the 3 preset location holes 31 of this spacer insert during installation, and two relative expansion joints 141 of resilient fingers 14 are out of shape for location hole 31 compressions, and through expansion immediately behind this location hole 31, thereby form the buckle state.At this moment, this power spring 2 bottoms and be positioned at down that the following junction 25 direct elasticity of T-Ring 13 belows are connected to electric conductor 3.Then; Printed circuit board (PCB) 4 is cross-placed on the spacer; Make inserting column 123 utilize the conus portion 124 on top to insert in the plate hole 42 of printed circuit board (PCB)s 4 acquiescences, support and locating effect, and power spring 2 tops and the last junction 24 direct elasticity that are positioned at T-Ring 12 tops are connected to the copper foil circuit 41 of printed circuit board (PCB) 4 bottom surfaces and form; And form a conductivity; So that static, noise that each electronic component on the printed circuit board (PCB) 4 is produced can conduct to electric conductor 3 via power spring 2, fixing base for example, and have the Expected Results of ground connection.
As shown in Figure 7, it discloses the 3rd embodiment of the utility model spacer, and for the purpose of convenient explanation, the spacer of present embodiment and aforementioned first and second embodiment similar elements are all represented it with same names and same-sign.And the difference of the spacer of present embodiment and previous embodiment is, T-Ring 12 does not have the setting of containing groove or inserting column on this, but on this vertical projection one resilient fingers 14 of T-Ring 12 end faces, be connected to the plate hole of printed circuit board (PCB) 4 acquiescence with Convenient button.As shown in Figure 8, it is the stereogram that is after cylinder 1 and power spring 2 assemblings, by can obviously finding out among the figure, last junction 24 be spiral surrounding between last T-Ring 12 and resilient fingers 14, and have the effect of elasticity butt.
As shown in Figure 9, be that the utility model spacer is installed in an electric conductor 3, the for example fixing base processed of metallic plate and the sketch map of a printed circuit board (PCB) 4.14 pairs of quasi-conductors of this spacer below arrow sagittal resilient fingers, 3 preset location holes 31 insert during installation, and two relative expansion joints 141 of resilient fingers 14 are out of shape for location hole 31 compressions, and through expansion immediately behind this location hole 31, thereby form the buckle state.At this moment, this power spring 2 bottoms and be positioned at down that the following junction 25 direct elasticity of T-Ring 13 belows are connected to electric conductor 3.Then; Printed circuit board (PCB) 4 is cross-placed on the spacer; Top arrow sagittal resilient fingers 14 is inserted in the plate hole 42 of printed circuit board (PCB)s 4 acquiescences, supported and locating effect, and power spring 2 tops and the last junction 24 direct elasticity that are positioned at T-Ring 12 tops are connected to the copper foil circuit 41 of printed circuit board (PCB) 4 bottom surfaces and form; And form a conductivity; So that static, noise that each electronic component on the printed circuit board (PCB) 4 is produced can conduct to electric conductor 3 via power spring 2, fixing base for example, and have the Expected Results of ground connection.
Be with, via the enforcement of the utility model, the effect that it gained is; This spacer not only provides printed circuit board (PCB) and electric conductor, and for example the high effect at interval of the frame of fixing base has this spacer printed circuit board (PCB) is formed firm support or locating effect; And cylinder socket one power spring of this spacer; Static, noise that each electronic component is produced can conduct to electric conductor via power spring, the fixing base of metal shell for example, and have the ground connection effect.Especially, this power spring has with low cost compared to the known conductive shell fragment, and significantly reduces manufacturing cost; Especially, these power spring two ends are provided with upper and lower junction and have the advantage that the elasticity butt reaches the ground connection effect stability really, can be rated as a ware big good structure not seen before.
That the utility model disclosed is a kind of of preferred embodiment, and the claim category of the utility model is not all taken off in the change of every part or modification and come from the technological thought of the utility model and be easy to the person of knowing by inference by the people who has the knack of this technology.
Claims (11)
1. spacer that is used for printed circuit board (PCB) is characterized in that it comprises:
One insulation cylinder; The prominent separately upper and lower T-Ring of establishing of the shaft upper and lower end in its stage casing; This upper and lower T-Ring periphery is vertically offered at least one upper and lower groove of wearing that is connected with shaft respectively; And the resilient fingers of this time T-Ring bottom surface longitudinal extension one arrow sagittal, and at least one expansion joint is offered in this resilient fingers inboard; And
One power spring; The socket section in its stage casing is sheathed on shaft; This socket section upper and lower part longitudinal extension respectively is sheathed on the upper and lower upper and lower positioning section of wearing groove; This upper and lower positioning section vertically further vertically connects by the upper and lower junction that a plurality of spiral turns constituted respectively, and this upper and lower junction is separately under reaching above the last T-Ring between T-Ring and the resilient fingers.
2. the spacer that is used for printed circuit board (PCB) as claimed in claim 1 is characterized in that, wherein should go up the T-Ring end face and further offer a containing groove, is placed in the containing groove and should go up the junction below, and the top then exposes to outside the containing groove.
3. the spacer that is used for printed circuit board (PCB) as claimed in claim 1 is characterized in that, wherein this upper end, resilient fingers both sides inner edge respectively is connected in down T-Ring with a connecting piece, to form the resilient fingers of sealing arrow sagittal.
4. the spacer that is used for printed circuit board (PCB) as claimed in claim 3 is characterized in that, wherein the inboard expansion joint of the resilient fingers of this sealing arrow sagittal is to be oppositely arranged.
5. spacer that is used for printed circuit board (PCB) is characterized in that it comprises:
One insulation cylinder; The prominent separately upper and lower T-Ring of establishing of the shaft upper and lower end in its stage casing; This upper and lower T-Ring periphery is vertically offered at least one upper and lower groove of wearing that is connected with shaft respectively; Should go up T-Ring end face longitudinal extension one inserting column, and the resilient fingers of this time T-Ring bottom surface longitudinal extension one arrow sagittal, and at least one expansion joint is offered in this resilient fingers inboard; And
One power spring; The socket section in its stage casing is sheathed on shaft; This socket section upper and lower part longitudinal extension respectively is sheathed on the upper and lower upper and lower positioning section of wearing groove; This upper and lower positioning section vertically further vertically connects by the upper and lower junction that a plurality of spiral turns constituted respectively, and this upper and lower junction is separately under outer the reaching of inserting column above the last T-Ring between T-Ring and the resilient fingers.
6. the spacer that is used for printed circuit board (PCB) as claimed in claim 5 is characterized in that, wherein this integrally formed conus portion in inserting column top.
7. the spacer that is used for printed circuit board (PCB) as claimed in claim 5 is characterized in that, wherein this upper end, resilient fingers both sides inner edge respectively is connected in down T-Ring with a connecting piece, to form the resilient fingers of sealing arrow sagittal.
8. the spacer that is used for printed circuit board (PCB) as claimed in claim 7 is characterized in that, wherein the inboard expansion joint of the resilient fingers of this sealing arrow sagittal is to be oppositely arranged.
9. spacer that is used for printed circuit board (PCB) is characterized in that it comprises:
One insulation cylinder; The prominent separately upper and lower T-Ring of establishing of the shaft upper and lower end in its stage casing; This upper and lower T-Ring periphery is vertically offered at least one upper and lower groove of wearing that is connected with shaft respectively; Should go up T-Ring end face and the following T-Ring bottom surface resilient fingers of longitudinal extension one arrow sagittal separately, and at least one expansion joint is offered in this resilient fingers inboard; And
One power spring; The socket section in its stage casing is sheathed on shaft; This socket section upper and lower part longitudinal extension respectively is sheathed on the upper and lower upper and lower positioning section of wearing groove; This upper and lower positioning section vertically further vertically connects by the upper and lower junction that a plurality of spiral turns constituted respectively, and this upper and lower junction is separately under reaching between last T-Ring and the resilient fingers between T-Ring and the resilient fingers.
10. the spacer that is used for printed circuit board (PCB) as claimed in claim 9; It is characterized in that; Wherein upper end, the resilient fingers both sides of this time T-Ring inner edge respectively is connected in down T-Ring with a connecting piece; And bottom, the resilient fingers both sides inner edge that should go up T-Ring respectively is connected in T-Ring with a connecting piece, with the resilient fingers of each self-forming sealing arrow sagittal.
11. the spacer that is used for printed circuit board (PCB) as claimed in claim 10 is characterized in that, wherein the inboard expansion joint of the resilient fingers of this sealing arrow sagittal is to be oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200450141U CN202476005U (en) | 2012-02-13 | 2012-02-13 | Spacing column for printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200450141U CN202476005U (en) | 2012-02-13 | 2012-02-13 | Spacing column for printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202476005U true CN202476005U (en) | 2012-10-03 |
Family
ID=46924123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200450141U Expired - Lifetime CN202476005U (en) | 2012-02-13 | 2012-02-13 | Spacing column for printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202476005U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050351A (en) * | 2015-07-10 | 2015-11-11 | 江苏嘉钰新能源技术有限公司 | Mounting structure of sheet metal shell and circuit board |
| CN105900536A (en) * | 2014-11-11 | 2016-08-24 | 沃思电子埃索斯有限责任两合公司 | Securing element for securing to a printed circuit board, and securing apparatus and method for spaced connection of printed circuit boards using such a securing element |
| CN110381683A (en) * | 2019-07-09 | 2019-10-25 | Oppo（重庆）智能科技有限公司 | Earthing member, shell and electronic device |
| CN113145957A (en) * | 2021-04-20 | 2021-07-23 | 成都哈工驱动科技有限公司 | Assembly method of anti-disassembly low-voltage servo driver |
-
2012
- 2012-02-13 CN CN2012200450141U patent/CN202476005U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105900536A (en) * | 2014-11-11 | 2016-08-24 | 沃思电子埃索斯有限责任两合公司 | Securing element for securing to a printed circuit board, and securing apparatus and method for spaced connection of printed circuit boards using such a securing element |
| CN105900536B (en) * | 2014-11-11 | 2019-05-10 | 沃思电子埃索斯有限责任两合公司 | Fixing element and fixation device and method for connecting circuit board and fixing element |
| US10462910B2 (en) | 2014-11-11 | 2019-10-29 | Würth Elektronik eiSos Gmbh & Co. KG | Fitting element for fitting to a circuit board |
| CN105050351A (en) * | 2015-07-10 | 2015-11-11 | 江苏嘉钰新能源技术有限公司 | Mounting structure of sheet metal shell and circuit board |
| CN110381683A (en) * | 2019-07-09 | 2019-10-25 | Oppo（重庆）智能科技有限公司 | Earthing member, shell and electronic device |
| CN113145957A (en) * | 2021-04-20 | 2021-07-23 | 成都哈工驱动科技有限公司 | Assembly method of anti-disassembly low-voltage servo driver |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201829739U (en) | Cable connector assembly | |
| CN101295848B (en) | Electric connector and camera device with the same | |
| CN202476005U (en) | Spacing column for printed circuit board | |
| CN102415223B (en) | Printed board arrangement | |
| CN101783464A (en) | Microphone output connector | |
| CN104953522B (en) | The concealed installation inserts of electrical installation device | |
| US9485880B2 (en) | Electric device for electric vehicle | |
| CN103682702A (en) | Method of locating SMT connector with SMT cap feature | |
| CN207183690U (en) | A kind of high speed millimeter wave multichannel connector | |
| US20080166921A1 (en) | Shielded connector | |
| CN202551569U (en) | Spacer support for printed circuit board | |
| CN201700124U (en) | Shielding case and electronic device with same | |
| CN107770960A (en) | The attachment structure of electronic component and circuit board | |
| US20060040529A1 (en) | Main board and fixing component thereof | |
| CN203691412U (en) | Optical transceiver module of metallic packaging | |
| KR101804460B1 (en) | Joining structure of pcb | |
| CN202145522U (en) | Plug connector of reinforced assembly type | |
| CN104682069B (en) | A kind of plug with security protection module | |
| CN102223783A (en) | Shielding enclosure and electronic device with same | |
| JP2012227086A (en) | Connector for inter-board connection | |
| CN203801101U (en) | LED power supply with grounding protection | |
| CN104125760A (en) | Anti-electromagnetic radiation display apparatus | |
| CN202103239U (en) | Electric connector | |
| EP2911487A1 (en) | Circuit board mounting arrangement | |
| CN102403599A (en) | Circuit module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |