CN208820155U - HDMI EMI suppression shell mechanism - Google Patents
HDMI EMI suppression shell mechanism Download PDFInfo
- Publication number
- CN208820155U CN208820155U CN201821278734.6U CN201821278734U CN208820155U CN 208820155 U CN208820155 U CN 208820155U CN 201821278734 U CN201821278734 U CN 201821278734U CN 208820155 U CN208820155 U CN 208820155U
- Authority
- CN
- China
- Prior art keywords
- emi suppression
- hdmi
- metal shell
- foreboard
- shell
- 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 - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a kind of HDMI EMI suppression shell mechanism, it includes the fixed metal shell for being coated on insulating base periphery in HDMI connector, metal shell bends downward along its rear end top edge and has extended to form EMI suppression rear cover, and metal shell bends downward along its rear end lower edge and has extended to form EMI suppression foreboard, interval is formed between EMI suppression rear cover and EMI suppression foreboard, EMI suppression rear cover is covered in insulating base rear end face, the terminal end portion being arranged in insulating base in HDMI connector is placed in interval, and the leg portion of terminal ends passes through interval and is placed in outside EMI suppression rear cover lower edge.EMI suppression rear cover and EMI suppression foreboard is respectively set in metal shell rear end lower edges in the utility model, the EMI suppression rear cover and EMI suppression foreboard are respectively placed in the rear end and front end of the terminal end portion, enhance the EMI suppression effect to terminal end portion with this, promotes the communication effect of HDMI connector.
Description
Technical field:
The utility model relates to electronics telecom technology fields, refer in particular to a kind of HDMI EMI suppression shell mechanism.
Background technique:
The full name in English of HDMI is " High Definition Multimedia Interface ", Chinese to mean height
Definition multimedia interface.HDMI interface can provide the up to data transfer bandwidth of 5Gbps, can transmit the audio of no compression
Signal and high definition video signal.Simultaneously without carrying out D/A or analog/digital conversion before signal transmits, it is ensured that most
The video-audio signal of high quality transmits.Furthermore HDMI supports EDID, DDC2B, therefore the equipment with HDMI has " plug and play "
The characteristics of, " negotiation " can be carried out automatically between signal source and display equipment, automatically select most suitable video/audio format.
HDMI is on stitch and DVI is compatible, only uses different encapsulation.Compared with DVI, HDMI can transmit digital audio letter
Number, and the support to HDPC is increased, while providing better DDC optional function.
HDMI connector in the prior art generally comprises insulating base, the terminal being set on the insulating base and the cover
Metal shell in insulating base periphery, the terminal end portion stretch out in outside the metal shell, but metal shell rear end is
It is unobstructed, cause the EMI suppression effect to terminal end portion not ideal enough, influences the communication effect of HDMI connector.
In view of this, the present inventor proposes following technical scheme.
Utility model content:
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of HDMI EMI suppression shell mechanism.
In order to solve the above-mentioned technical problem, the utility model uses following technical proposals: the HDMI EMI suppression shell mechanism
Including the fixed metal shell for being coated on insulating base periphery in HDMI connector, the metal shell is downward along its rear end top edge
EMI suppression rear cover is bent and has extended to form, and the metal shell bends downward along its rear end lower edge and extended to form EMI suppression
Foreboard is formed with interval between the EMI suppression rear cover and EMI suppression foreboard, which covers in the insulating base rear end face, should
The terminal end portion being arranged in insulating base in HDMI connector is placed in the interval, and the leg portion of the terminal ends passes through and is somebody's turn to do
Interval is placed in outside the EMI suppression rear cover lower edge.
Furthermore, in above-mentioned technical proposal, the EMI suppression foreboard is in rectangle, and the EMI suppression foreboard upper end-face edge is complete
Portion is connect with the lower edge of the metal shell.
Furthermore, in above-mentioned technical proposal, the quantity of the EMI suppression foreboard is two, between be provided with centre
Angle.
Furthermore, in above-mentioned technical proposal, the equal forward fold of metal shell rear end sides is formed with and metal
Shell is parallel and the reversible deflector that is bonded, which forms preceding pin and rear pin.
Furthermore, in above-mentioned technical proposal, the rear pin lower end is provided with bending segment, enables preceding pin and rear pin
Lower end mutually stagger and on no longer same straight line.
Furthermore, punching, which is formed with, in above-mentioned technical proposal, between the metal shell rear end and reversible deflector is used for
The riveted piece of the insulating base riveted.
Furthermore, in above-mentioned technical proposal, inner wall forms several for enhancing contact engaging and separating force on the metal shell
Fin, inner wall forms several for enhancing the arm of forces of contact engaging and separating force under the metal shell.
Furthermore, in above-mentioned technical proposal, metal shell lower end surface two sides, which are punched, is formed with side positioning
Foot.
After adopting the above technical scheme, the utility model has the following beneficial effects: compared with prior art
1, EMI suppression rear cover and EMI suppression foreboard is respectively set in metal shell rear end lower edges in the utility model, this is anti-
EMI rear cover and EMI suppression foreboard are respectively placed in the rear end and front end of the terminal end portion, are enhanced with this to terminal end portion
EMI suppression effect promotes the communication effect of HDMI connector, and the utility model is enabled to have the extremely strong market competitiveness.
2, the equal forward fold of metal shell rear end sides is formed with reversible deflector that is parallel with metal shell and being bonded, should
Reversible deflector lower end forms preceding pin and rear pin, wherein pin lower end is provided with bending segment after described, enables preceding pin and inserts afterwards
The lower end of foot mutually staggers and on no longer same straight line, since preceding pin and rear pin are all set in the reversible deflector lower end, phase
Position dimension can be made very precisely.
Detailed description of the invention:
Fig. 1 is the perspective view at the first visual angle of HDMI connector being assembled to form by the utility model；
Fig. 2 is the perspective view at the second visual angle of HDMI connector being assembled to form by the utility model；
Fig. 3 is the perspective view at the HDMI connector third visual angle being assembled to form by the utility model；
Fig. 4 is the perspective view at the first visual angle of the utility model；
Fig. 5 is the perspective view at the second visual angle of the utility model；
Fig. 6 is the perspective view at the utility model third visual angle.
Description of symbols:
1 metal shell, 11 EMI suppression rear cover, 12 EMI suppression foreboard
Pin before 121 interfix foot, 13 reversible deflector 131
14 riveted piece of pin, 15 fin after 132
16 arm of force, 17 side angle, 101 bending segment
2 insulating base, 20 socket, 3 terminal
31 leg portions
Specific embodiment:
The present invention will be further described with attached drawing combined with specific embodiments below.
As shown in Fig. 1-6, HDMI EMI suppression shell mechanism comprising fixed to be coated on 2 periphery of insulating base in HDMI connector
Metal shell 1, a socket 20 is formed between the metal shell 1 and insulating base 2, connecing in the terminal 3 being arranged in the insulating base 2
Contact portion is revealed in the socket 20.
The metal shell 1 bends downward along its rear end top edge and has extended to form EMI suppression rear cover 11, and outside the metal
Shell 1 bends downward along its rear end lower edge and has extended to form EMI suppression foreboard 12, the EMI suppression rear cover 11 and EMI suppression foreboard 12 it
Between be formed with interval, which, which covers, is arranged in insulating base 2 in 2 rear end face of insulating base, the HDMI connector
3 end section of terminal is placed in the interval, and the leg portion 31 of 3 end of terminal passes through the interval and is placed in the EMI suppression rear cover
Outside 11 lower edges, that is to say, that the utility model is respectively set EMI suppression rear cover in 1 rear end lower edges of metal shell and prevents
EMI foreboard, the EMI suppression rear cover and EMI suppression foreboard are respectively placed in the rear end and front end of the terminal end portion, enhance opposite end with this
The EMI suppression effect of sub- end section, promotes the communication effect of HDMI connector, and the utility model is enabled to have extremely strong market competition
Power.
The EMI suppression foreboard 12 is in rectangle, and 12 upper end-face edge of EMI suppression foreboard is all and under the metal shell 1
End margin connection, so that without interval or notch between the EMI suppression foreboard 12 and the lower edge of the metal shell 1, into one
Step promotes the EMI suppression effect to terminal end portion.
The quantity of the EMI suppression foreboard 12 is two, between be provided with interfix foot 121, and under the metal shell 1
End face two sides are punched and are formed with side angle 17, the interfix foot 121 and side angle 17 downward, and for
PCB grafting positioning guarantees the stability of the utility model and PCB assembly.
The equal forward fold of 1 rear end sides of metal shell is formed with reversible deflector 13 that is parallel with metal shell 1 and being bonded,
13 lower end of reversible deflector forms preceding pin 131 and rear pin 132, wherein 132 lower end of pin is provided with bending segment after described
101, enable the lower end of preceding pin 131 and rear pin 132 mutually stagger and on no longer same straight line, due to preceding pin 131 and rear slotting
Foot 132 is all set in 13 lower end of reversible deflector, and relative position size can be made very precisely.
Punching is formed with the riveted piece for 2 riveted of insulating base between 1 rear end of metal shell and reversible deflector 13
14, the stability of assembling structure between the metal shell 1 and insulating base 2 can be promoted with this.
Inner wall forms several for enhancing the fin 15 of contact engaging and separating force, the lower inner wall of the metal shell 1 on the metal shell 1
Several arm of forces 16 for being used to enhance contact engaging and separating force are formed, the contact engaging and separating force between plug can be greatly enhanced with this, guarantee that HDMI connects
Connect the stability communicated between device and plug.
In conclusion the utility model is before EMI suppression rear cover and EMI suppression is respectively set in 1 rear end lower edges of metal shell
Plate, the EMI suppression rear cover and EMI suppression foreboard are respectively placed in the rear end and front end of the terminal end portion, are enhanced with this to terminal end
The EMI suppression effect of end part, promotes the communication effect of HDMI connector, and the utility model is enabled to have the extremely strong market competitiveness.
In addition, the equal forward fold of 1 rear end sides of metal shell is formed with reversible deflector 13 that is parallel with metal shell 1 and being bonded, it should
13 lower end of reversible deflector forms preceding pin 131 and rear pin 132, wherein and 132 lower end of pin is provided with bending segment 101 after described,
Enable the lower end of preceding pin 131 and rear pin 132 mutually stagger and on no longer same straight line, due to preceding pin 131 and rear pin 132
It is all set in 13 lower end of reversible deflector, relative position size can be made very precisely.
It certainly, is not to limit the utility model and implement the foregoing is merely specific embodiment of the utility model
Range, all equivalent change or modifications done according to structure, feature and principle described in present utility model application the scope of the patents, should all wrap
It includes in present utility model application the scope of the patents.
Claims (8)
1.HDMI EMI suppression shell mechanism comprising the fixed metal shell for being coated on insulating base periphery in HDMI connector,
It is characterized by: the metal shell bends downward along its rear end top edge and has extended to form EMI suppression rear cover, and the gold
Belong to shell and EMI suppression foreboard is bent downward and extended to form along its rear end lower edge, between the EMI suppression rear cover and EMI suppression foreboard
It is formed with interval, which covers the terminal end being arranged in insulating base in the insulating base rear end face, the HDMI connector
End is placed in the interval, and the leg portion of the terminal ends passes through the interval and is placed in outside the EMI suppression rear cover lower edge.
2. HDMI EMI suppression shell mechanism according to claim 1, it is characterised in that: the EMI suppression foreboard is in rectangle, and
The EMI suppression foreboard upper end-face edge is all connect with the lower edge of the metal shell.
3. HDMI EMI suppression shell mechanism according to claim 1, it is characterised in that: the quantity of the EMI suppression foreboard is two
It is a, between be provided with interfix foot.
4. HDMI EMI suppression shell mechanism according to claim 1, it is characterised in that: the metal shell rear end sides are equal
Forward fold is formed with reversible deflector that is parallel with metal shell and being bonded, which forms preceding pin and rear pin.
5. HDMI EMI suppression shell mechanism according to claim 4, it is characterised in that: pin lower end is provided with curved after described
Trisection enables the lower end of preceding pin and rear pin mutually stagger and on no longer same straight line.
6. HDMI EMI suppression shell mechanism according to claim 4, it is characterised in that: the metal shell rear end and reflexed
Punching is formed with the riveted piece for the insulating base riveted between plate.
7. HDMI EMI suppression shell mechanism described in -6 any one according to claim 1, it is characterised in that: the metal shell
Upper inner wall forms several fins for being used to enhance contact engaging and separating force, and inner wall forms several for enhancing contact engaging and separating force under the metal shell
The arm of force.
8. HDMI EMI suppression shell mechanism according to claim 7, it is characterised in that: metal shell lower end surface two sides
Punching is formed with side angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821278734.6U CN208820155U (en) | 2018-08-08 | 2018-08-08 | HDMI EMI suppression shell mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821278734.6U CN208820155U (en) | 2018-08-08 | 2018-08-08 | HDMI EMI suppression shell mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208820155U true CN208820155U (en) | 2019-05-03 |
Family
ID=66272880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821278734.6U Expired - Fee Related CN208820155U (en) | 2018-08-08 | 2018-08-08 | HDMI EMI suppression shell mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208820155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI827452B (en) * | 2022-11-18 | 2023-12-21 | 大陸商東莞立德精密工業有限公司 | Housing structure of connector |
-
2018
- 2018-08-08 CN CN201821278734.6U patent/CN208820155U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI827452B (en) * | 2022-11-18 | 2023-12-21 | 大陸商東莞立德精密工業有限公司 | Housing structure of connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190503 Termination date: 20190808 |