CN102856680A - High definition multimedia interface (HDMI) D-type connector and manufacturing method thereof - Google Patents
High definition multimedia interface (HDMI) D-type connector and manufacturing method thereof Download PDFInfo
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- CN102856680A CN102856680A CN2011101778365A CN201110177836A CN102856680A CN 102856680 A CN102856680 A CN 102856680A CN 2011101778365 A CN2011101778365 A CN 2011101778365A CN 201110177836 A CN201110177836 A CN 201110177836A CN 102856680 A CN102856680 A CN 102856680A
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- 238000004519 manufacturing process Methods 0.000 title abstract description 12
- 238000003466 welding Methods 0.000 claims abstract description 9
- 239000004568 cement Substances 0.000 claims description 52
- 238000009413 insulation Methods 0.000 claims description 48
- 238000005452 bending Methods 0.000 claims description 22
- 238000012216 screening Methods 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 7
- 238000004080 punching Methods 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 4
- 235000019994 cava Nutrition 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005476 soldering Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The invention relates to the field of connectors, and discloses a high definition multimedia interface (HDMI) D-Type connector. The connector comprises a first row of terminals, a second row of terminals, insulating plastic and a shielding shell; the first row of terminals and the second row of terminals are superposed together, welding pins of two rows of terminals are positioned in the same row, and the plug-in ends of the first row of terminals and the second row of terminals are designed in two rows and positioned on the same horizontal plane; and all the plug-in ends of the two rows of terminals are wrapped in the insulating plastic, the welding pins of the first row of terminals and the second row of terminals extend out of the rear end of the insulating plastic, and the shielding shell is wrapped outside the insulating plastic. The HDMI D-Type connector is simple in structure, flatness of the welding pins of the two rows of terminals is fully ensured, and phenomena of warping PIN and releasing PIN can be completely avoided. The manufacturing process is simple, the production cost is reduced, the connector is easy to assemble, and the requirements for operators are greatly reduced.
Description
Technical field
The present invention relates to the electric coupler field, specifically a kind of HDMI connector.
Background technology
HDMI, English full name is High Definition Multimedia Interface, Chinese is HDMI (High Definition Multimedia Interface), the connector of HDMI specification can transmit the high-resolution video of uncompressed and the data of multichannel audio with the form of number in the high-quality situation of maintenance, the employing single line connects, replace the cable of product complexity behind, greatly simplified the installation of system, so the scope of application is more and more wider.
HDMI D Type is commonly called as Micro HDMI, is defined as HDMI 1.4 versions, keeps the 19pin of HDMI standard, and the interface of size and micro USB is similar, is mainly used on some small-sized mobile devices, such as mobile phone, MP4 etc.
HDMI D type connector PCB end is designed to the double SMT pattern of terminal on the existing market, the paster of this kind structure is prone to the phenomenon that double-row terminal plan position approach degree is difficult to mate in process of production, and be difficult to finishing, client be prone to interior row's terminal soldering bad cause repairing and can't dismantle change and the serious consequence that monoblock PCB scraps occurs
Existing double-row terminal connector design takes two row's terminals to insert respectively the assembling mode of insulation plastic cement mostly, and to the insulation plastic cement shape and structure requirement is also arranged, such as guiding requirement, positioning requirements etc., increase the complexity of insulation plastic cement manufacture craft, increase cost of manufacture, prolonged the manufacture craft cycle; In addition, the anomaly that terminal moves back PIN and sticks up PIN often can occur in practice, in micro connector, the terminal plug in construction exists assembling difficulty, the situation that part processing precision is higher, difficulty is larger.
Summary of the invention
The object of the present invention is to provide a kind of simple in structure, HDMI DType connector that the double-row terminal flatness is high.
The present invention is achieved in that
A kind of HDMI D Type connector comprises first row terminal, second row terminal, insulation plastic cement, screening can,
Described first row terminal and second row terminal are superimposed mutually, and the leg of two row's terminals is in same row, and the inserted terminal of first row terminal and second row terminal divides two row's designs, is in the same level face;
The position of described insulation plastic cement corresponding terminal is provided with first end pilot trench and the second terminal groove, first end pilot trench and the second terminal groove are in same level, divide two rows to distribute, the insulation plastic cement is together with first row terminal and second row terminal are injection-moulded in, the welding ends of first row terminal is embedded in the first end pilot trench in the insulation plastic cement, the welding ends of second row terminal is embedded in the second terminal groove in the insulation plastic cement, the inserted terminal of two row's terminals all is wrapped in the insulation plastic cement, the leg of first row terminal and second row terminal stretches out from the rear end of insulation plastic cement
Described screening can is coated on outside the insulation plastic cement.
Further: the medial surface of described screening can arranges at least one to be prevented inserting mechanism, and preventing inserting mechanism is a card column that caves inward and form.
Further again: bending is connected to form bending part between the bottom surface of described screening can and the left and right sides, and the insulation plastic cement position corresponding with bending part is against described bending part.
Another object of the present invention is to provide a kind of manufacture method for preparing above-mentioned connector, described method is:
Difference punching press first row terminal and second row terminal, first row terminal and second row terminal after the punching press can be superimposed;
Two row's terminals are superimposed, and the same level face that is in is divided in the Plug Division of first row terminal and second row terminal, and the leg of first row terminal and second row terminal partly is in same row;
Two row's terminals and insulation plastic cement insert injection moulding all are wrapped in the grafting part of terminal in the insulation plastic cement, and the leg of first row terminal and second row terminal stretches out from the rear end of insulation plastic cement, and the leg part all is insulated plastic cement and fixes;
Then assemble screening can.
HDMI D Type connector provided by the invention is terminal leg one row SMT structure, simple in structure, fully guaranteed the flatnesses of two row's terminal legs, solved leg in the prior art and be the shortcoming that structures that two rows distribute are brought: produced difficulty, client and be prone to interior row's terminal soldering bad causing and repair and to dismantle.In addition, the grafting of first row terminal and second row terminal partly is embedded in the insulation plastic cement, all is wrapped in the insulation plastic cement, so that the phenomenon that connector can be avoided sticking up PIN and moving back PIN fully occurs.
HDMI D Type connector manufacture method provided by the invention is simpler than traditional manufacture craft, has greatly simplified manufacture craft, reduces production costs, and is more prone to so that finished product is assembled, and operating personnel's requirement is also reduced greatly.
Description of drawings
Accompanying drawing described herein is used to provide a further understanding of the present invention, consists of the application's a part, does not consist of to improper restriction of the present invention, in the accompanying drawings:
The structural representation of the HDMI D Type connector that Fig. 1 provides for the embodiment of the invention;
Fig. 2 is the connection diagram of HDMI D Type connector among the embodiment;
Fig. 3 is the structural representation of first row terminal material belt among the embodiment;
Fig. 4 is the structural representation of second row terminal material belt among the embodiment;
Fig. 5 is the schematic perspective view of insulation plastic cement among the embodiment;
Fig. 6 is another angle schematic diagram of Fig. 5;
Fig. 7 is the schematic perspective view of screening can among the embodiment;
Fig. 8 is the schematic diagram of another angle of Fig. 7
Fig. 9 is the upward view of Fig. 7.
Embodiment
Describe the present invention in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the present invention in this illustrative examples of the present invention and explanation, but not as a limitation of the invention.
Embodiment:
Such as Fig. 1,2, the HDMI D Type connector that present embodiment provides comprises first row terminal 1, second row terminal 2, insulation plastic cement 3, screening can 4, and insulation plastic cement 3 and two row's terminals are injection-moulded in together, then with screening can 4 assemblings.
As shown in Figure 3, first row terminal 1 has 10 terminals, the first row terminal material belt bends successively, the first bending place 103 of broken line type, the second downward bending place 104, is smoothly transitted into the 3rd bending part 105 of horizontal plane, the 4th bending place 106 vertically downward, is bent into the 5th bending place 107 of level; As shown in Figure 4, second row terminal 2 has 9 terminals, the second row terminal material belt bends successively, the first downward bending place 203, the second downward bending place 204, is smoothly transitted into the 3rd bending part 205 of horizontal plane, the 4th bending place 206 vertically downward, is bent into the 5th bending place 207 of level.First row terminal 1 is superimposed mutually with second row terminal 2, and the leg 102,202 of two row's terminals is in same row, and first row terminal 1 and the inserted terminal 101 of second row terminal 2, two row's designs in 201 minutes are in the same level face.
The position of insulation plastic cement 3 corresponding terminals is provided with first end pilot trench 301 and the second terminal groove 302, and first end pilot trench 301 and the second terminal groove 302 are in the same level face, minute two row's distributions (shown in Fig. 5,6).The insulation plastic cement is injection-moulded in first row terminal and second row terminal, the leg end 102 of first row terminal is embedded in the first end pilot trench 301 in the insulation plastic cement, the leg end 202 of second row terminal is embedded in the second terminal groove 302 in the insulation plastic cement, the inserted terminal 101,201 of two row's terminals all is wrapped in 3 li in insulation plastic cement, and the leg of first row terminal and second row terminal stretches out from the rear end of insulation plastic cement.
Screening can 4 is coated on outside the insulation plastic cement.In use, if strength is too large, may be so that connector inserts too dark, insert when preventing that connector from using excessive, can arrange one at screening can and prevent inserting mechanism 401, namely the medial surface at shielding case arranges the slotting mechanism of one or more anti-mistake, and preventing inserting mechanism is a card column (shown in Fig. 7,8,9) that caves inward and form.In addition, bend between the bottom surface of screening can and the left and right sides in the present embodiment and be connected to form bending part 402, the insulation plastic cement position corresponding with bending part is against bending part.After the insulation plastic cement inserted screening can, the front end face 303 of insulation plastic cement was against bending part, had strengthened the stability of insulation plastic cement, and the plastic cement that prevents from insulating excessively is pulled out forward forward or under the effect of external force.
The HDMI D Type connector that present embodiment provides is to adopt following method to make:
Difference punching press first row terminal and second row terminal, according to the designing requirement stamped terminals, the row of two after punching press terminal can stack together;
After punching press is good two row terminal is superimposed, and the same level face that is in is divided in the Plug Division of first row terminal and second row terminal, and the leg of first row terminal and second row terminal partly is in same row;
Two row's terminals and insulation plastic cement insert injection moulding, the grafting part of two row's terminals all is wrapped in the insulation plastic cement, the welding ends of first row terminal is embedded in the first end pilot trench in the insulation plastic cement, the welding ends of second row terminal is embedded in the second terminal groove in the insulation plastic cement, the leg of first row terminal and second row terminal stretches out from the rear end of insulation plastic cement, and the leg part all is insulated plastic cement and fixes;
Then assemble screening can.
More than technical scheme that the embodiment of the invention is provided be described in detail, used specific case herein principle and the execution mode of the embodiment of the invention are set forth, the explanation of above embodiment is only applicable to help to understand the principle of the embodiment of the invention; Simultaneously, for one of ordinary skill in the art, according to the embodiment of the invention, all will change on embodiment and range of application, in sum, this description should not be construed as limitation of the present invention.
Claims (4)
1. a HDMI D Type connector comprises first row terminal, second row terminal, insulation plastic cement, screening can, it is characterized in that:
Described first row terminal and second row terminal are superimposed mutually, and the leg of two row's terminals is in same row, and the inserted terminal of first row terminal and second row terminal divides two row's designs, is in the same level face;
The position of described insulation plastic cement corresponding terminal is provided with first end pilot trench and the second terminal groove, first end pilot trench and the second terminal groove are in same level, divide two rows to distribute, the insulation plastic cement is together with first row terminal and second row terminal are injection-moulded in, the welding ends of first row terminal is embedded in the first end pilot trench in the insulation plastic cement, the welding ends of second row terminal is embedded in the second terminal groove in the insulation plastic cement, the inserted terminal of two row's terminals all is wrapped in the insulation plastic cement, the leg of first row terminal and second row terminal stretches out from the rear end of insulation plastic cement
Described screening can is coated on outside the insulation plastic cement.
2. HDMI D Type connector as claimed in claim 1 is characterized in that: the medial surface of described screening can arranges at least one to be prevented inserting mechanism, and preventing inserting mechanism is a card column that caves inward and form.
3. HDMI D Type connector as claimed in claim 1 is characterized in that: bending is connected to form bending part between the bottom surface of described screening can and the left and right sides, and the insulation plastic cement position corresponding with bending part is against described bending part.
4. method for preparing such as claim 1,2, one of 3 described HDMI D Type connectors, it is characterized in that: described method is:
Difference punching press first row terminal and second row terminal, according to the designing requirement stamped terminals, the row of two after punching press terminal can stack together;
Two row's terminals are superimposed, and the same level face that is in is divided in the Plug Division of first row terminal and second row terminal, and the leg of first row terminal and second row terminal partly is in same row;
Two row's terminals and insulation plastic cement insert injection moulding all are wrapped in the grafting part of terminal in the insulation plastic cement, and the leg of first row terminal and second row terminal stretches out from the rear end of insulation plastic cement, and the leg part all is insulated plastic cement and fixes;
Then assemble screening can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101778365A CN102856680A (en) | 2011-06-28 | 2011-06-28 | High definition multimedia interface (HDMI) D-type connector and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101778365A CN102856680A (en) | 2011-06-28 | 2011-06-28 | High definition multimedia interface (HDMI) D-type connector and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102856680A true CN102856680A (en) | 2013-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101778365A Pending CN102856680A (en) | 2011-06-28 | 2011-06-28 | High definition multimedia interface (HDMI) D-type connector and manufacturing method thereof |
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| CN (1) | CN102856680A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103326165A (en) * | 2013-06-26 | 2013-09-25 | 广州市增城和运五金加工厂 | Connector |
| CN110391538A (en) * | 2018-04-20 | 2019-10-29 | 安波福中央电气（上海）有限公司 | Electrical cnnector and its manufacturing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050227537A1 (en) * | 2004-04-09 | 2005-10-13 | Advanced Connectek Inc. | Electrical connector |
| CN101783455A (en) * | 2010-01-18 | 2010-07-21 | 东莞宇球电子有限公司 | Support for connector terminals |
| CN201708281U (en) * | 2010-01-11 | 2011-01-12 | 东莞长安乌沙联基电业制品厂 | Miniature hdmi connector |
-
2011
- 2011-06-28 CN CN2011101778365A patent/CN102856680A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050227537A1 (en) * | 2004-04-09 | 2005-10-13 | Advanced Connectek Inc. | Electrical connector |
| CN201708281U (en) * | 2010-01-11 | 2011-01-12 | 东莞长安乌沙联基电业制品厂 | Miniature hdmi connector |
| CN101783455A (en) * | 2010-01-18 | 2010-07-21 | 东莞宇球电子有限公司 | Support for connector terminals |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103326165A (en) * | 2013-06-26 | 2013-09-25 | 广州市增城和运五金加工厂 | Connector |
| CN110391538A (en) * | 2018-04-20 | 2019-10-29 | 安波福中央电气（上海）有限公司 | Electrical cnnector and its manufacturing method |
| CN110391538B (en) * | 2018-04-20 | 2024-08-13 | 安波福中央电气（上海）有限公司 | Electrical connector and method of manufacturing the same |
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| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20151223 |
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