CN218300466U - Cable connector - Google Patents
Cable connector Download PDFInfo
- Publication number
- CN218300466U CN218300466U CN202221911170.1U CN202221911170U CN218300466U CN 218300466 U CN218300466 U CN 218300466U CN 202221911170 U CN202221911170 U CN 202221911170U CN 218300466 U CN218300466 U CN 218300466U
- Authority
- CN
- China
- Prior art keywords
- terminal
- plastic
- cable connector
- groove
- main body
- 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.)
- Active
Links
Images
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses a cable connector, include: the plastic rubber main body is provided with a containing groove; the front end of the terminal group is inserted into the accommodating groove, the rear end of the terminal group is positioned outside the plastic main body, the terminal group comprises signal terminals and grounding terminals, and the signal terminals and the grounding terminals are arranged side by side at intervals; a first matching structure is arranged at the rear end of the grounding terminal; the conductive plastic comprises a connecting body and a contact arm which protrudes out of the connecting body and corresponds to the position of the grounding terminal, a second matching structure is arranged on the contact arm, the end part of the grounding terminal is lapped on the contact arm, and the second matching structure and the first matching structure are mutually embedded to realize contact matching; the insulating rear plug is arranged on one side of the plastic main body and used for compressing the conductive plastic; and a cable electrically connected to the signal terminal. The utility model discloses the stable contact of realization ground terminal that can be better and electrically conductive plastic switches on all ground terminal connections together, improves the signal integrality of product.
Description
Technical Field
The utility model relates to an electric connector field, concretely relates to cable connector.
Background
The existing connector comprises a terminal group and a grounding piece which are fixedly held in a plastic main body, wherein the terminal group comprises a conductive terminal and a grounding terminal, and the grounding terminal is connected with the grounding piece.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cable connector to improve product signal integrality. In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses a cable connector, include: the plastic rubber main body is provided with a containing groove; the front end of the terminal group is inserted into the accommodating groove, the rear end of the terminal group is positioned outside the plastic main body, the terminal group comprises signal terminals and grounding terminals, and the signal terminals and the grounding terminals are arranged side by side at intervals; the grounding terminal is provided with a first matching structure; the conductive plastic comprises a connecting body and a contact arm which protrudes out of the connecting body and corresponds to the position of the grounding terminal, a second matching structure is arranged on the contact arm, the end part of the grounding terminal is lapped on the contact arm, and the second matching structure and the first matching structure are mutually embedded to realize contact matching; the insulating rear plug is arranged on one side of the plastic main body and used for compressing the conductive plastic; and the cable is electrically connected with the rear end of the signal terminal.
Preferably, the first matching structure is a convex point, the second matching structure is a concave point, and the convex point is inserted into the concave point to realize interference fit.
Preferably, the stopper includes basal portion, partition portion and support arm behind the insulation, partition portion stretch out from the basal portion is protruding, be provided with a plurality of ladder grooves on the partition portion, signal terminal and ground terminal install in the ladder inslot and separate each other, the support arm is from the protruding stretch out of partition portion, signal terminal overlap joint is on the support arm.
Preferably, the separation part is further provided with a clearance groove which is correspondingly arranged below the welding position of the terminal group, the depth of the clearance groove is 0.1 mm-3.0 mm, and the width of the clearance groove is 0.10 mm-3.0 mm.
Furthermore, the cable connector further comprises an insulating outer die which is injected on the rear end of the plastic main body, and the outer die covers an electric connection area of the terminal group and the cable.
The insulating rear plug is provided with a plug-in groove, and the mounting bosses are connected with the plug-in groove in a matched manner.
The upper side and the lower side of the plastic main body are provided with a plurality of grooves, and the outer die fills the grooves to form the clamping blocks when being injected on the plastic main body.
Preferably, the width dimension of the interior of the groove is greater than the width dimension of the outlet of the groove.
Preferably, be provided with two fixed blocks in the plastic main part, form the tin silk fixed slot between the fixed block, the tin silk fixed slot is used for placing the tin silk of welding usefulness.
The plastic main body is provided with a plurality of positioning columns at two sides of the fisheye terminal, and the end parts of the positioning columns protrude out of the fisheye terminal; the circuit board is fixed on the plastic main body and is provided with a contact hole and a positioning groove; the positioning column is installed in the positioning groove, and the fisheye terminal is inserted into the contact hole to be electrically connected with the circuit board.
The plastic rubber main body is characterized in that two side ends of the plastic rubber main body are mounting parts, through grooves are formed in the mounting parts, and nuts are embedded in the through grooves; the circuit board is fixed on the mounting part through a bolt, a bolt hole is formed in the circuit board, and the bolt penetrates through the bolt hole to the through groove and is locked with the nut.
The cable is bent in an L shape at the end part connected with the terminal group.
Due to the adoption of the structure, the utility model discloses following beneficial effect has:
1. the utility model discloses set up the bump on the ground terminal for with the concave point interference fit on the electrically conductive plastic, the stable contact of realization ground terminal that can be better and electrically conductive plastic connects all ground terminals and switches on together, improves the signal integrality of product.
2. The utility model discloses a set up insulating back stopper, make and separate between each terminal, prevent the short circuit. And the insulating rear plug is connected with the plastic main body in an installing way and compresses the conductive plastic, so that the connection between the conductive plastic and the ground terminal is more reliable.
3. The utility model discloses set up on insulating back stopper and keep away the dead slot, high temperature causes the plastic carbonization when can preventing laser welding, avoids the insulating back stopper of plastic carbonization and signal terminal short circuit, causes the bad defect of high pressure/insulation.
4. The utility model discloses a power supply terminal sets up to the fisheye terminal, realizes the electricity through pegging graft to the circuit board on and connects, connects more simply reliably.
5. The plastic main body is provided with a groove for filling the outer mold during injection molding, so that the combination stability of the outer mold and the plastic main body is improved.
6. The nut is formed in the plastic main body of the connector, so that the installation is more convenient, the connection strength is improved, and the plastic main body can be prevented from being damaged when the bolt is fixed.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is another angle structure diagram of the present invention.
Fig. 3 is an exploded schematic view of fig. 2.
Fig. 4 is a schematic structural view of the utility model after the outer mold is injection molded.
Fig. 5 is an exploded view of the plastic body and the outer mold.
Fig. 6 is an enlarged schematic view at B of fig. 2.
Fig. 7 is a partially cut-away perspective view of the terminal set.
Fig. 8 is a schematic diagram of a ground terminal.
Fig. 9 is a schematic view of a conductive plastic.
Fig. 10 is a schematic view of a post-insulation plug.
Fig. 11 is a schematic front view of the present invention.
Fig. 12 is a schematic bottom view of fig. 11.
Fig. 13 is an enlarged schematic view of the sectionbase:Sub>A-base:Sub>A of fig. 12.
Fig. 14 is a schematic structural view after the circuit board is mounted in the present invention.
Fig. 15 is an exploded schematic view of fig. 14.
Description of the main component symbols:
1: plastic body, 11: a receiving groove, 12: mounting boss, 13: positioning column, 14: mounting part, 15: through groove, 16: nut, 17: fixed block, 18: tin wire fixing groove, 19: a groove;
2: terminal group, 21: signal terminal, 22: ground terminal, 23: salient points;
3: power supply terminal group, 31: a fisheye terminal;
4: conductive plastic, 41: connecting body, 42: contact arm, 43: concave points;
5: insulating rear plug, 51: base, 52: partition, 53: support arm, 54: inserting groove, 55: stepped groove, 56: an empty avoiding groove;
6: a cable;
7: outer mold, 71: a clamping block;
8: circuit board, 81: contact hole, 82: positioning groove, 83: bolt holes;
9: and (4) bolts.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention is further described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-5, the utility model discloses a cable connector, including: the power supply module comprises a plastic body 1, a terminal group 2, a power supply terminal group 3, conductive plastic 4, an insulating rear plug 5, a cable 6 and an outer die 7.
The conductive plastic 4 in this application refers to a plastic material having a conductive property, or a conductive medium is added to the plastic material or plated on the surface of the plastic material, so that the plastic material has a conductive property.
The plastic body 1 is provided with a containing groove 11. The plastic body 1 protrudes backwards to form a plurality of mounting bosses 12, and the mounting bosses 12 protrude out of the rear end face of the terminal group 2.
As shown in fig. 7, the terminal group 2 includes a signal terminal 21 and a ground terminal 22, and the signal terminal 21 and the ground terminal 22 are arranged in parallel and spaced apart from each other. The front ends of the signal terminals 21 and the ground terminals 22 are inserted into the receiving groove 11, and the rear ends are located outside the plastic body 1. The signal terminal 21 and the ground terminal 22 are arranged in accordance with the specification of the PCI Express card. The ground terminal 22 is connected and conducted through the conductive plastic 1, and the insulating rear plug 5 is installed on one side of the plastic body 1 to press the conductive plastic 14. The cable 6 is electrically connected to the rear end of the signal terminal 21. The cable connector is externally connected to the electronic device through the accommodating groove 11, and the electronic device is plugged in the accommodating groove 11 and electrically connected with the terminal group.
As shown in fig. 8, the ground terminal 22 is provided with a first mating structure, which is a bump 23 in this embodiment. As shown in fig. 9, the conductive plastic 4 includes a connecting body 41 and a contact arm 42 protruding from the connecting body 41 and corresponding to the position of the ground terminal 22, the contact arm 42 is provided with a second mating structure, in this embodiment, the second mating structure is a concave point 43, the end of the ground terminal 22 is lapped on the contact arm 42, and the convex point 23 is inserted into the concave point 43 to realize interference fit. By this fit, the connection of the ground terminal 22 to the conductive plastic 4 is made more reliable. In other embodiments, the first mating structure may also be a concave point, and the second mating structure may be a convex point; or the first matching structure is a card, the second matching structure is a clamping groove and the like, and only the first matching structure and the second matching structure are required to be in reliable contact matching.
As shown in fig. 10, the insulating rear plug 5 includes a base portion 51, a partition portion 52, and a support arm 53. The base 51 is provided with a plug groove 54, and the mounting boss 12 of the plastic body 1 is matched and connected with the plug groove 54, so that the insulating rear plug 5 is connected with the plastic body 1 in a positioning manner. The partition portion 52 protrudes from the base portion 51, and the partition portion 52 is provided with a plurality of stepped grooves 55 and clearance grooves 56. The signal terminal 21 and the ground terminal 22 are mounted in the stepped groove 55 and spaced apart from each other. The clearance groove 56 is correspondingly disposed below the welding position of the signal terminal 21, and the clearance groove 56 is disposed perpendicular to the stepped groove 55. The depth s of the clearance groove 56 is 0.1mm to 3.0mm, and the width w is 0.10mm to 3.0mm. As shown in fig. 6, a clearance groove 56 is formed in the insulating rear plug below the welding area of the terminal set 2 (i.e., a hollow is formed), so that plastic carbonization caused by high temperature during laser welding can be prevented, and short circuit between the insulating rear plug 15 and the signal terminal 21 after plastic carbonization can be avoided. The support arm 53 protrudes from the partition portion 52, and the signal terminal 21 is attached to the support arm 53. By supporting the signal terminals 21 by the support arms 53, the signal terminals 21 can be prevented from being deformed excessively.
The power terminal group 3 includes a plurality of fisheye terminals 31. The plastic body 1 is provided with 3 positioning posts 13 on both sides of the fisheye terminal 31. As shown in fig. 14, the power terminal set 3 is connected to a circuit board 8, and the circuit board 8 is provided with a contact hole 81 and a positioning groove 82. The positioning posts 13 are mounted in the positioning grooves 82, and the fisheye terminals 31 are inserted into the contact holes 81 to be electrically connected with the circuit board 8. As shown in fig. 11, the end of the positioning pillar 13 protrudes out of the fisheye terminal 31, that is, the end of the positioning pillar 13 has a height difference s from the end of the fisheye terminal 31. By setting this height difference s, when the fisheye terminal 31 is mounted, the positioning column 13 is first inserted into the positioning groove 82 of the circuit board 8, and the fisheye terminal 31 is prevented from being damaged by collision or inclined insertion.
As shown in fig. 12 and 13, the plastic body 11 has mounting portions 14 at both ends thereof, through grooves 15 are formed in the mounting portions 14, and nuts 16 are inserted into the through grooves 15. Referring to fig. 14 and 15, the circuit board 8 is fixed to the mounting portion 14 by bolts 9, bolt holes 83 are formed in the circuit board 8, and the bolts 9 pass through the bolt holes 83 and are locked in the through slots 15 and the nuts 16.
As shown in fig. 6, two fixing blocks 17 are disposed on the side of the terminal group 2 on the plastic body 4, a tin wire fixing groove 18 is formed between the fixing blocks 17, and the tin wire fixing groove 18 is used for placing a tin wire for welding. During welding, the tin wire is clamped in the tin wire fixing groove 18 and placed along the surface of the signal terminal. The cable 6 is then placed on the tin wire and soldered to connect the cable 6 with the signal terminal 21. The connecting end part of the cable 6 and the terminal group is bent in an L shape, so that the cable 6 is led out along the lower part, and also can be bent out towards two sides in the lower part according to requirements, and the installation is convenient.
As shown in fig. 4 and 5, an outer mold 7 is injection-molded in a region where the cable 6 and the terminal group 2 are welded. The insulating material suitable for the outer mold 8 may be plastic, nylon, liquid Crystal Polymer (LCP), polyphenylene sulfide (PPS), high temperature nylon or polyphenylene oxide (PPO), polypropylene (PP), or the like. The upper and lower sides of the plastic main body 1 are provided with a plurality of grooves 19, and when the outer mold 7 is injected on the plastic main body 1, the colloid fills the grooves 19 to form the fixture blocks 71. As shown in fig. 11, the width dimension c of the inside of the groove 19 is larger than the width dimension d of the outlet of the groove 19, so that the latch 71 cannot be disengaged from the groove 19.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (11)
1. A cable connector, comprising:
the plastic rubber main body is provided with a containing groove;
the front end of the terminal group is inserted into the accommodating groove, the rear end of the terminal group is positioned outside the plastic main body, the terminal group comprises signal terminals and grounding terminals, and the signal terminals and the grounding terminals are arranged side by side at intervals; the grounding terminal is provided with a first matching structure;
the conductive plastic comprises a connecting body and a contact arm which protrudes out of the connecting body and corresponds to the position of the grounding terminal, a second matching structure is arranged on the contact arm, the end part of the grounding terminal is lapped on the contact arm, and the second matching structure and the first matching structure are mutually embedded to realize contact matching;
the insulating rear plug is arranged on one side of the plastic main body and used for compressing the conductive plastic;
and a cable electrically connected to the signal terminal.
2. The cable connector of claim 1, wherein: the first matching structure is a convex point, the second matching structure is a concave point, and the convex point is inserted into the concave point to realize interference fit.
3. The cable connector of claim 1, wherein: the stopper includes basal portion, partition portion and support arm after insulating, partition portion stretch out from the basal portion is protruding, be provided with a plurality of ladder grooves on the partition portion, signal terminal and ground terminal install in the ladder inslot and separate each other, the support arm is from the protruding stretch out of partition portion, the signal terminal overlap joint is on the support arm.
4. The cable connector of claim 3, wherein: the separation part is also provided with a clearance groove which is correspondingly arranged below the welding position of the terminal group, the depth of the clearance groove is 0.1-3.0 mm, and the width of the clearance groove is 0.10-3.0 mm.
5. The cable connector of claim 1, wherein: the cable connector also comprises an insulated outer die which is injected on the rear end of the plastic main body, and the outer die covers the electric connection area of the terminal group and the cable.
6. The cable connector of claim 1, wherein: the plastic main body is provided with a plurality of mounting bosses protruding backwards, the mounting bosses protrude out of the rear end face of the terminal group, the insulating rear plug is provided with an insertion groove, and the mounting bosses are connected with the insertion groove in a matched mode.
7. The cable connector of claim 5, wherein: the upper and lower both sides of plastic main part are provided with a plurality of recesses, pack when the external mold is moulded plastics on the plastic main part the recess shaping is the fixture block.
8. The cable connector of claim 7, wherein: the width dimension of the interior of the groove is greater than the width dimension of the groove outlet.
9. The cable connector of claim 1, wherein: be provided with two fixed blocks in the plastic main part, form the tin silk fixed slot between the fixed block, the tin silk fixed slot is used for placing the tin silk of welding usefulness.
10. The cable connector of claim 1, wherein: the plastic main body is provided with a plurality of positioning columns at two sides of the fisheye terminal, and the end parts of the positioning columns protrude out of the fisheye terminal; the circuit board is fixed on the plastic main body and is provided with a contact hole and a positioning groove; the positioning column is installed in the positioning groove, and the fisheye terminal is inserted into the contact hole to be electrically connected with the circuit board.
11. The cable connector of claim 10, wherein: two side ends of the plastic main body are mounting parts, through grooves are arranged in the mounting parts, and nuts are embedded in the through grooves;
the circuit board is fixed on the mounting portion through bolts, bolt holes are formed in the circuit board, and the bolts penetrate through the bolt holes to be locked in the through grooves and the nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221911170.1U CN218300466U (en) | 2022-07-20 | 2022-07-20 | Cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221911170.1U CN218300466U (en) | 2022-07-20 | 2022-07-20 | Cable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218300466U true CN218300466U (en) | 2023-01-13 |
Family
ID=84792093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221911170.1U Active CN218300466U (en) | 2022-07-20 | 2022-07-20 | Cable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218300466U (en) |
-
2022
- 2022-07-20 CN CN202221911170.1U patent/CN218300466U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111403963A (en) | Electric connector and manufacturing method thereof | |
| CN107293876B (en) | Electric connector and manufacturing method thereof | |
| CN218300466U (en) | Cable connector | |
| CN215645216U (en) | Cable connector and connector assembly | |
| CN214204174U (en) | USB type-c connector | |
| CN213124740U (en) | Cable connector | |
| CN218300302U (en) | Cable connector | |
| CN115347425A (en) | Cable connector | |
| CN214797837U (en) | Terminal module of TYPE-C connector | |
| CN214478034U (en) | Terminal module of TYPE-C connector | |
| CN212874824U (en) | Connector with power terminal module | |
| CN213602042U (en) | Parallel multi-jack electric connector | |
| CN217848438U (en) | Board end electric connector | |
| CN216698820U (en) | SMT board upper form USB TYPE-C connector | |
| CN113745886B (en) | Connection structure of connector main body and shell, cable connector, production process and assembly thereof | |
| CN219144658U (en) | Socket with plug | |
| CN215816531U (en) | SFF connector structure of pressfitting formula equipment | |
| CN109088195A (en) | Two-in-one USB connector | |
| CN217062564U (en) | Micro USB connector | |
| CN218472375U (en) | Waterproof USB socket and mobile terminal | |
| CN219106569U (en) | Conductive structure and electric connector | |
| CN217361943U (en) | Connecting terminal assembly, connector and electronic product | |
| CN219086292U (en) | Double-row clamp TYPE USB TYPE-C connector | |
| CN201741863U (en) | Card connector | |
| CN220290712U (en) | High-voltage direct-current relay |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |