CN220527261U - HDMI connector capable of preventing opening during shell forming - Google Patents
HDMI connector capable of preventing opening during shell forming Download PDFInfo
- Publication number
- CN220527261U CN220527261U CN202322113473.XU CN202322113473U CN220527261U CN 220527261 U CN220527261 U CN 220527261U CN 202322113473 U CN202322113473 U CN 202322113473U CN 220527261 U CN220527261 U CN 220527261U
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- Prior art keywords
- shell
- hdmi connector
- fixed
- molding
- terminals
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- 238000000465 moulding Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims description 18
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 241000237983 Trochidae Species 0.000 claims description 6
- 239000005028 tinplate Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses an HDMI connector for preventing an opening of an outer shell during molding, which comprises an insulating piece, a plurality of terminals, an inner shell and an outer shell; the convex arches for preventing the opening of the outer shell from forming are arranged at the front end of the upper outer surface and the front end of the lower outer surface of the outer shell, so that the outer shell in the HDMI connector structure is not easy to deform in opening during forming, the unmatched phenomenon of the outer shell and the inner shell can not occur, the assembly is simple, the operation is convenient, the production efficiency is improved, the reject ratio of products is greatly reduced, the production cost is reduced, and convenience is brought to production; the stability of the structure is effectively enhanced, the shell is not easy to open in the use process of the connector, the service life of the product is prolonged, and the existing requirements are met.
Description
Technical Field
The present utility model relates to the field of HDMI connectors, and more particularly, to an HDMI connector capable of preventing an opening of a housing during molding.
Background
The high definition multimedia interface (High Definition Multimedia Interface, HDMI) is a fully digital video and audio transmission interface that can transmit uncompressed audio and video signals. HDMI can be used for set top boxes, DVD players, personal computers, televisions, game consoles, combination expansion machines, digital audio and television sets, and other devices. HDMI can send audio frequency and video signal simultaneously, because audio frequency and video signal adopt same wire rod, simplify the installation degree of difficulty of system's circuit greatly.
The HDMI connector is an auxiliary fitting of an HDMI interface, and is mainly used for connecting a display and a computer host, and the HDMI connector is used for transmitting signals on the display to the computer host. HDMI connectors have many advantages: the three-dimensional display support device has the advantages of 3D display support, high-definition television support, strong compatibility, no need of using extra drive, space saving, simple connection, strong expandability, selectable multiple colors, automatic tuning function, MIMO technology adoption, ultrathin design, convenient installation, plug and play and the like.
The current HDMI connector is generally characterized in that terminals are inlaid on an insulating part, an inner shell is coated outside the insulating part, an outer shell is assembled to the structure of the rear end of the inner shell, the outer shell is generally of a direct integrated structure, when the outer shell is formed, the outer shell is easy to open and deform, the outer shell and the inner shell are unmatched, assembly is difficult, the reject ratio of products is high, inconvenience is brought to production, production cost is high, and the existing requirements cannot be met. Therefore, there is a need for improvements to current HDMI connectors.
Disclosure of Invention
In view of the above, the present utility model aims at overcoming the drawbacks of the prior art, and its main objective is to provide an HDMI connector capable of preventing the opening of the outer shell during molding, which can effectively solve the problems of the conventional HDMI connector, such as easy deformation of the opening during molding of the outer shell, unmatched outer shell and inner shell, difficult assembly, high reject ratio, and high production cost.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
an HDMI connector for preventing an opening of an outer shell during molding comprises an insulating piece, a plurality of terminals, an inner shell and an outer shell; the front end of the insulating piece is provided with an inserting cavity; the terminals are fixed in the insulating piece in an embedded mode, each terminal comprises a first contact part, a first fixing part and a first welding part which are integrally connected in sequence, the first contact part extends forwards into the inserting cavity, the first fixing part is fixedly arranged in the insulating piece, and the first welding part extends outwards out of the insulating piece; the inner shell is coated outside the insulating piece; the front end of the outer shell is connected with the rear end of the inner shell; the front end of the upper outer surface and the front end of the lower outer surface of the shell are respectively provided with a convex arch for preventing the shell from opening during forming.
As a preferred embodiment, the housing is a tin plate.
As a preferable scheme, the convex arch is of a circular convex arch structure.
As a preferable scheme, the convex arch is provided with a through hole.
As a preferred scheme, a plurality of terminals are including a plurality of upper terminal and a plurality of lower terminal, and this a plurality of upper terminal and a plurality of lower terminal set up side by side from top to bottom, and every upper terminal is including the first contact portion, first fixed part and the first welding portion that are connected in proper order integrated into one piece, and every lower terminal is including the second contact portion, second fixed part and the second welding portion that are connected in proper order integrated into one piece, and this first contact portion and second contact portion all stretch forward into the insertion chamber, and this first fixed part and second fixed part all are fixed to be set up in the insulating part, and this first welding portion and second welding portion all outwards stretch out the insulating part.
As a preferred scheme, the front end of insulating part is provided with a plurality of first fixed slots and a plurality of second fixed slots, and this a plurality of first fixed slots and a plurality of second fixed slots set up side by side from top to bottom, and a plurality of first fixed slots and a plurality of second fixed slots all communicate with the insertion chamber, and the front end of a plurality of first contact portions is fixed respectively to be set up in corresponding first fixed slot, and the front end of a plurality of second contact portions is fixed respectively to be set up in corresponding second fixed slot for connection structure is more firm, reinforcing structure's stability, extension product's life.
As a preferable scheme, the front end of the outer shell is provided with a positioning hole, the rear end of the inner shell is convexly provided with a positioning lug, and the positioning lug is in buckling connection with the positioning hole, so that the stability of the structure is effectively enhanced.
As a preferred scheme, the locating holes are four, every two locating holes are symmetrically arranged on the upper wall surface and the lower wall surface of the front end of the outer shell, the number of corresponding locating convex blocks is four, the two locating convex blocks are symmetrically arranged on the upper outer surface of the rear end of the inner shell, the other two locating convex blocks are symmetrically arranged on the lower outer surface of the rear end of the inner shell, the four locating convex blocks are respectively connected with corresponding locating hole buckles, the number of the convex arches is two, and each convex arch is arranged between the two corresponding locating holes, so that the stability of the structure is further enhanced.
As a preferable mode, the rear end of the shell is provided with a wire clamping part.
As a preferred scheme, the shell is including top shell and the drain pan of split from top to bottom, and the front end of this top shell is provided with the draw-in groove, and the front end of this drain pan is provided with the buckle, and this buckle is connected with the draw-in groove lock, simple structure, and the equipment is convenient, and the steadiness of structure is good.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and in particular, the technical scheme can be as follows:
the convex arches for preventing the opening of the outer shell from forming are arranged at the front end of the upper outer surface and the front end of the lower outer surface of the outer shell, so that the outer shell in the HDMI connector structure is not easy to deform in opening during forming, the unmatched phenomenon of the outer shell and the inner shell can not occur, the assembly is simple, the operation is convenient, the production efficiency is improved, the reject ratio of products is greatly reduced, the production cost is reduced, and convenience is brought to production; the stability of the structure is effectively enhanced, the shell is not easy to open in the use process of the connector, the service life of the product is prolonged, and the existing requirements are met.
In order to more clearly illustrate the structural features and efficacy of the present utility model, the present utility model will be described in detail below with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic perspective view of a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of another perspective view of the preferred embodiment of the present utility model;
FIG. 3 is a cross-sectional view of a preferred embodiment of the present utility model.
The attached drawings are used for identifying and describing:
10. insulating part 11, insertion cavity
12. First and second fixing grooves 13 and 13
20. Terminal 21, first contact portion
22. Upper terminal 23, lower terminal
231. Second contact portion 30, inner shell
31. Positioning projection 40, casing
41. Convex arch 42, through hole
43. Wire clamping part 401 and positioning hole
402. A clamping groove 403 and a buckle.
Detailed Description
Referring to fig. 1 to 3, a preferred embodiment of the present utility model is shown, which comprises an insulating member 10, a plurality of terminals 20, an inner housing 30, and an outer housing 40.
The front end of the insulating piece 10 is provided with an inserting cavity 11; in the present embodiment, the front end of the insulating member 10 is provided with a plurality of first fixing grooves 12 and a plurality of second fixing grooves 13, the plurality of first fixing grooves 12 and the plurality of second fixing grooves 13 are arranged side by side up and down, and the plurality of first fixing grooves 12 and the plurality of second fixing grooves 13 are all communicated with the insertion cavity 11.
The terminals 20 are fixed in the insulating member 10 by insert molding, each terminal 20 comprises a first contact part 21, a first fixing part and a first welding part which are integrally connected in sequence, the first contact part 21 extends forwards into the inserting cavity 11, the first fixing part is fixedly arranged in the insulating member 10, and the first welding part extends outwards out of the insulating member 10; in this embodiment, the plurality of terminals 20 includes a plurality of upper terminals 22 and a plurality of lower terminals 23, the plurality of upper terminals 22 and the plurality of lower terminals 23 are disposed side by side from top to bottom, each upper terminal 22 includes the first contact portion 21, the first fixing portion and the first welding portion which are integrally connected in sequence, each lower terminal 23 includes the second contact portion 231, the second fixing portion and the second welding portion which are integrally connected in sequence, each first contact portion 21 and each second contact portion 231 extend forward into the insertion cavity 11, each first fixing portion and each second fixing portion are fixedly disposed in the insulating member 10, and each first welding portion and each second welding portion extend out of the insulating member 10; the front ends of the plurality of first contact portions 21 are fixedly disposed in the corresponding first fixing grooves 12, respectively, and the front ends of the plurality of second contact portions 231 are fixedly disposed in the corresponding second fixing grooves 13, respectively.
The inner shell 30 is covered outside the insulating member 10; in this embodiment, the rear end of the inner shell 30 is convexly provided with a positioning projection 31; the number of the positioning protrusions 31 is four, two positioning protrusions 31 are symmetrically arranged on the upper outer surface of the rear end of the inner shell 30, and the other two positioning protrusions 31 are symmetrically arranged on the lower outer surface of the rear end of the inner shell 30.
The front end of the outer shell 40 is connected with the rear end of the inner shell 30, and the front end of the upper outer surface and the front end of the lower outer surface of the outer shell 40 are both provided with a convex arch 41 for preventing the outer shell 40 from opening when being molded; in this embodiment, the housing 40 is a tin plate; the convex arch 41 has a circular convex arch structure; the convex arch 41 is provided with a through hole 42; the front end of the outer shell 40 is provided with a positioning hole 401, and the positioning convex block 31 is in buckling connection with the positioning hole 401; the number of the positioning holes 401 is four, every two positioning holes 401 are symmetrically arranged on the upper wall surface and the lower wall surface of the front end of the shell 40, the four positioning convex blocks 31 are respectively connected with the corresponding positioning holes 401 in a buckling way, the number of the convex arches 41 is two, and each convex arch 41 is arranged between the two corresponding positioning holes 401; the rear end of the housing 40 is provided with a wire clamping part 43; the shell 40 comprises a top shell 44 and a bottom shell 45 which can be split up and down, wherein a clamping groove 402 is arranged at the front end of the top shell 44, a buckle 403 is arranged at the front end of the bottom shell 45, and the buckle 403 is in buckling connection with the clamping groove 402.
The manufacturing and assembling process of the embodiment is as follows:
first, a plurality of upper terminals 22, a plurality of lower terminals 23, an inner case 30, a top case 44 and a bottom case 45 are molded; next, the plurality of upper terminals 22 and the plurality of lower terminals 23 are put into a mold to be injection-molded into the insulator 10; then, the inner case 30 is covered outside the insulator 10; finally, the top case 44 and the bottom case 45 are assembled to the rear end of the inner case 30 up and down, the four positioning protruding blocks 31 are respectively connected with the corresponding positioning holes 401 in a snap-fit manner, and the snap-fit 403 is connected with the snap-fit grooves 402 in a snap-fit manner.
The design focus of the utility model is that: the convex arches for preventing the opening of the outer shell from forming are arranged at the front end of the upper outer surface and the front end of the lower outer surface of the outer shell, so that the outer shell in the HDMI connector structure is not easy to deform in opening during forming, the unmatched phenomenon of the outer shell and the inner shell can not occur, the assembly is simple, the operation is convenient, the production efficiency is improved, the reject ratio of products is greatly reduced, the production cost is reduced, and convenience is brought to production; the stability of the structure is effectively enhanced, the shell is not easy to open in the use process of the connector, the service life of the product is prolonged, and the existing requirements are met.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model are still within the scope of the technical solutions of the present utility model.
Claims (10)
1. An HDMI connector for preventing an opening of an outer shell during molding comprises an insulating piece, a plurality of terminals, an inner shell and an outer shell; the front end of the insulating piece is provided with an inserting cavity; the terminals are fixed in the insulating piece in an embedded mode, each terminal comprises a first contact part, a first fixing part and a first welding part which are integrally connected in sequence, the first contact part extends forwards into the inserting cavity, the first fixing part is fixedly arranged in the insulating piece, and the first welding part extends outwards out of the insulating piece; the inner shell is coated outside the insulating piece; the front end of the outer shell is connected with the rear end of the inner shell; the method is characterized in that: the front end of the upper outer surface and the front end of the lower outer surface of the shell are respectively provided with a convex arch for preventing the shell from opening during forming.
2. The HDMI connector for preventing opening at the time of molding a housing according to claim 1, wherein: the shell is tinplate.
3. The HDMI connector for preventing opening at the time of molding a housing according to claim 1, wherein: the convex arch is of a circular convex arch structure.
4. The HDMI connector for preventing opening at the time of molding a housing according to claim 1, wherein: the convex arch is provided with a through hole.
5. The HDMI connector for preventing opening at the time of molding a housing according to claim 1, wherein: the plurality of terminals are including a plurality of upper terminals and a plurality of lower terminals, and the upper terminals and the lower terminals are set up side by side from top to bottom, and each upper terminal is including the first contact portion, first fixed part and the first welding portion that integrated into one piece is connected in proper order, and each lower terminal is including the second contact portion, second fixed part and the second welding portion that integrated into one piece is connected in proper order, and this first contact portion and second contact portion all stretch into the insertion chamber forward, and this first fixed part and second fixed part all are fixed to be set up in the insulating part, and this first welding portion and second welding portion all outwards stretch out the insulating part.
6. The HDMI connector for preventing opening at the time of molding of a housing according to claim 5, wherein: the front end of insulating part is provided with a plurality of first fixed slots and a plurality of second fixed slots, and this a plurality of first fixed slots and a plurality of second fixed slots set up side by side from top to bottom, and a plurality of first fixed slots and a plurality of second fixed slots all communicate with the insertion chamber, and the front end of a plurality of first contact portions is fixed respectively to be set up in corresponding first fixed slot, and the front end of a plurality of second contact portions is fixed respectively to be set up in corresponding second fixed slot.
7. The HDMI connector for preventing opening at the time of molding a housing according to claim 1, wherein: the front end of the outer shell is provided with a positioning hole, the rear end of the inner shell is convexly provided with a positioning lug, and the positioning lug is in buckling connection with the positioning hole.
8. The HDMI connector for preventing opening at the time of molding of a housing according to claim 7, wherein: the positioning holes are four, every two positioning holes are symmetrically arranged on the upper wall surface and the lower wall surface of the front end of the outer shell, the corresponding positioning lugs are four, the two positioning lugs are symmetrically arranged on the upper outer surface of the rear end of the inner shell, the other two positioning lugs are symmetrically arranged on the lower outer surface of the rear end of the inner shell, the four positioning lugs are respectively connected with corresponding positioning hole buckles, the number of the convex arches is two, and each convex arch is arranged between the corresponding two positioning holes.
9. The HDMI connector for preventing opening at the time of molding a housing according to claim 1, wherein: the rear end of the shell is provided with a wire clamping part.
10. The HDMI connector for preventing opening at the time of molding a housing according to claim 1, wherein: the shell comprises a top shell and a bottom shell which can be split up and down, the front end of the top shell is provided with a clamping groove, the front end of the bottom shell is provided with a buckle, and the buckle is buckled and connected with the clamping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322113473.XU CN220527261U (en) | 2023-08-07 | 2023-08-07 | HDMI connector capable of preventing opening during shell forming |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322113473.XU CN220527261U (en) | 2023-08-07 | 2023-08-07 | HDMI connector capable of preventing opening during shell forming |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220527261U true CN220527261U (en) | 2024-02-23 |
Family
ID=89931429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322113473.XU Active CN220527261U (en) | 2023-08-07 | 2023-08-07 | HDMI connector capable of preventing opening during shell forming |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220527261U (en) |
-
2023
- 2023-08-07 CN CN202322113473.XU patent/CN220527261U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |