CN2786816Y

CN2786816Y - Cable connector

Info

Publication number: CN2786816Y
Application number: CN 200520012442
Authority: CN
Inventors: 张学海
Original assignee: Shanghai Moshi Connector Co Ltd; Molex LLC
Current assignee: Shanghai Moshi Connector Co Ltd; Molex LLC
Priority date: 2005-04-18
Filing date: 2005-04-18
Publication date: 2006-06-07
Anticipated expiration: 2015-04-18

Abstract

The utility model relates to a cable electric connector, which is a plug connector and can match with a socket connector. The cable connector comprises an outer shell body, a butt joint part which is connected to the outer shell body, and a cable, wherein the butt joint part comprises a shielding shell body, and an insulation body and conductive terminals which are arranged in the shielding shell body, the shielding shell comprises a front shielding shell body which is formed at the butt joint end, an upper shielding shell body which is positioned near the cable end and a lower shielding shell body which correspongdingly joints with the upper shielding shell body. The rear end of the upper and the lower shielding shell bodies is extended to form an upper and a lower clamping sheets which are matched with the shape of the cable, and the upper and the lower clamping sheets clamp and fix the cable via a connecting piece. The utility model has the advantages that the cable is stably fixed in the plug connector and is easy to disassemble by the upper and the lower clamping sheets which are formed by extension of the rear end of the upper and the lower shielding shell bodies.

Description

Wire and cable connector

Technical field

The utility model relates to a kind of cable electric connector, relates in particular to a kind of wire and cable connector with cable immobilizing structure.

Background technology

Along with the miniaturization of electric equipment, the development trend of multifunction, the requirement of electric connector is grown with each passing day, it not only needs to have stronger signal transmission capabilities, more need have characteristics such as structure miniaturization, simplification and convenient purification.

Wire and cable connector 1a commonly used at present consults Fig. 1, and it comprises a shell body 11a, docking section 12a and the cable 2a that is connected in this wire and cable connector 1a cable end; Shell body 11a comprises upper and

lower casing

111a, 112a; Docking section 12a comprises a shielding casing 121a and its interior insulating body 122a, conducting terminal 123a is set; Described shielding casing 121a comprises the preceding shielding casing 1211a that is formed at the place, butt end, the back shielding casing 1212a of close cable end; Shielding casing 1212a rear end, described back extends to form clamping roll film 1213a, during the assembling cable, at first cable 2a front end is placed on the clamping roll film 1213a, with the conducting terminal tail end of the wire bonds in the cable 2a in insulating body 122a, the two ends with clamping roll film 1213a are interlocked so that it clamps cable then.

But the fixing of above-mentioned cable 2a only depends on clamping roll film 1213a fixed clamp, and connector 1a plugs for a long time, uses, and causes cable 2a bad connection easily, and then influences the use of I/O such as power supply, data and even electronic equipment; And, because the clamping roll film is non-removable to the clamping of cable, thus give install, replacing makes troubles.

Summary of the invention

Main purpose of the present utility model is to provide a kind of cable electric connector, can improve the fixing stability of cable of electric connector, also is convenient to dismounting.

For reaching above-mentioned purpose, a kind of cable electric connector that the utility model provides, it is a pin connector, comprises a shell body and connects docking section, cable on this shell body; Described docking section has the butt end of docking the element butt joint with, and this docking section comprises a shielding casing and its interior insulating body, conducting terminal is set; Described shielding casing comprise the preceding shielding casing that is formed at butt end place, near the last shielding casing of the cable end relative with the butt end and with the last following shielding casing of shielding casing relative bonding; Described shielding casing rear end up and down extends back and is formed with the holding piece up and down that is complementary with the cable profile, and holding piece grips cable up and down.

Described holding piece up and down is connected and fixed by a connection piece, to grip cable.

Further, described preceding shielding casing is provided with retaining sheet, and it is buckled on the fixed block that is formed at the insulating body relevant position, upwards turns down formation one stator with the corresponding part of described retaining sheet; Have with supplying this stator on the described upward shielding casing and plug fixing holddown groove.

Again, the utility model also is provided with a latch members, this latch members comprise holding parts, certainly this holding parts bend inwards the connecting portion that extends to form, from the outside latch hook portion that extends to form of turnover of connecting portion.

Described latch members holding parts rear end bends inwards and has the breach that passes for described connector on the part of extending.

In addition, described shell body comprises upper and lower casing, forms fixed part in this lower house, and described latch members is accommodated and is fixed in fixed part in the described shell body.

Have for the shrinkage pool that passes described connector on the fixed part in the described shell body.

Advantage of the present utility model is, extends to form the holding piece up and down of clamping cable by shielding casing rear end up and down, and this cable more stably is fixed in the pin connector; And, be convenient to dismounting.

Description of drawings

Fig. 1 is the stereogram of existing wire and cable connector;

Fig. 2 is the three-dimensional combination figure of a utility model wire and cable connector and a socket connector;

Fig. 3 is the three-dimensional exploded view of the utility model wire and cable connector;

Fig. 4 is the three-dimensional exploded view (removal upper shell) of the utility model wire and cable connector;

Fig. 5 is the vertical view of the utility model wire and cable connector;

Fig. 6 is the A-A cutaway view of Fig. 5;

Fig. 7 is the B-B cutaway view of Fig. 5.

Embodiment

See also Fig. 2, the cable electric connector 10 that the utility model provides, it is a pin connector, can cooperate with a corresponding socket connector 20, this pin connector 10 comprises a shell body 1 and connects docking section 2 on it, this docking section 2 has the butt end of docking with socket connector 20, and cable 3 is connected in docking section 2 cable end relative with the butt end;

Referring to Fig. 3～Fig. 7, the docking section 2 of the utility model wire and cable connector 10 comprises a shielding casing 21 and its interior insulating body 22, conducting terminal 23 is set; Described shielding casing 21 comprises that the preceding shielding casing 211 that is formed at the place, butt end of docking with socket connector 20, the last shielding casing 212 of close cable 3 ends reach and be somebody's turn to do the following shielding casing 213 of going up the shielding casing relative bonding, and the shielding casing shell raising electric connector that designs like this is to the shield effectiveness of electromagnetic interference; Simultaneously, described upper and lower shielding casing 212,213 rear ends extend back respectively and form the upper and lower holding piece 214,215 that is complementary with cable 3 profiles, this upper and lower holding piece 214,215 can further extend to form fixed part 216,217 to both sides, for making things convenient for connector 4 (being two screws in the present embodiment) fixing to cable 3 and upper and lower holding piece 214,215, have through hole 2141,2151 on described upper and lower holding piece 214,215 fixed parts 216,217 and wear for connectors 4.

Referring to Fig. 3, described shell body 1 comprises upper shell 11, lower house 12, and it is coated on outside the upper and lower shielding casing 212,213; Be formed with the location division 111,121 that upper and lower holding piece 214,215 shapes with upper and lower shielding casing 212,213 match in the inboard rear end of this upper and

lower casing

11,12, and on the location division 121 of this upper and

lower casing

11,12 one of them (being lower house 12 in the present embodiment), be formed with for the fixing shrinkage pool 122 of described connector 4.

During assembling cable 3, cable 3 is placed in the upper and lower holding piece 214,215 of upper and lower shielding casing 212,213, at first the several leads in the cable 3 are welded to respectively in the insulating body on several conducting terminals 23 in 22, then, connector 4 (screw) is passed the through hole 2141,2151 on the fixed part 216,217 of upper and lower holding piece 214,215 and cable 3 is gripped; Connector 4 is inserted in the location division 111,121 of inboard rear end of upper and

lower casing

11,12, fastening connection piece 4 (screw) is fixed in 121 upper concave holes 122 of lower house 12 location divisions it, thereby cable 3 is stable in the shell body 1 again.

Referring to Fig. 4, described preceding shielding casing 211 is provided with retaining sheet 2111, and it is buckled on the fixed block 221 that is formed at insulating body 22 relevant positions, upwards turns down formation one stator 2112 with these retaining sheet 2111 corresponding parts; Describedly go up on the shielding casing 212 and have and plug fixing holddown groove 2121 for this stator 2112, before making shielding casing 211 more be stable on the shielding casing 212 and insulating body 22 on.

Referring to Fig. 4, the utility model also is provided with two latch members 5,5 ', briquetting 6; This latch members 5,5 ' comprise holding parts 51,51 ', certainly this holding parts 51,51 ' bend inwards the connecting portion that extends to form 52,52 ', from the outside latch hook portion 53,53 ' that extends to form of turnover of connecting portion 52,52 '; For further improving the fixing effect of latch members 5,5 ' in electric connector 10, this holding parts 51,51 ' rear end bends inwards and has the breach 511,511 ' that passes for described connector 4 on the part of extending, and latch members 5,5 ' more stably is fixed on the shell body 1.

Offer an opening 111 on the upper surface of described upper shell 11, described briquetting 6 is arranged in the opening 111 on this upper shell 11; Form a press section that bends inwards 54,54 ' in the middle of the described latch members 5,5 ' holding parts 51,51 ', the both sides of described briquetting 6 extend to form pressing down section 61,62 downwards and are resisted against this latch members press section 54,54 '; Both sides inwall in the described shell body lower house 12 has for these briquetting 6 pressing down sections 61,62 and presses down the groove 123 that matches.

Referring to Fig. 2, Fig. 6～Fig. 7, the preceding shielding casing 211 of described docking section 2 is provided with two perforation 2113 again, and shell body 1 stretches out in latch members two latch hook portions 53,53 ', and protruding two perforation 2113 of exposing on the 2 preceding shielding casings 211 of docking section.With the corresponding location hole 2011 that is provided with on the housing 201 of the socket connector 20 of its butt joint, when pin connector 10 and socket connector 20 connected, two latch hook portions 53,53 ' of described latch members 5 inserted location hole 2011 on socket connector 20 housings 201.This structure is further strengthened the butt joint stability of electric connector, has guaranteed the formedness of the electrical connection properties of electric connector.

When need pull the plug out of the socket connector 2, as long as depress the briquetting 6 of pin connector 2 upper shells 211, the pressing down section 61,62 of briquetting 6 presses down the press section 54,54 ' of latch members 5,5 ' holding parts 51, latch members 5,5 ' connecting portion 52,52 ' are curved inwardly, protruding latch members 5,5 ' two latch hook portions 53,53 ' of exposing two perforation 2113 on the shielding casings 211 before the docking section 2 break away from socket connector 20 housings 20 location holes 2011, and this moment is from the connector 10 that can socket connector 20 housings 201 pulls the plug out of the socket.

The utility model wire and cable connector 10 is clamped and fastened in the shell body 1 cable 3 by the upper and lower holding piece 214,215 and the connector 4 (being two screws in the present embodiment) of upper and lower shielding casing 212,213 rear ends, this cable 3 more stably is fixed in the pin connector 10, guaranteed the stability of cable 3, thereby guaranteed the electrical connection properties of pin connector 10 at pin connector 10; Simultaneously, also be convenient to dismantle this cable 3.

Claims

1. cable electric connector, it is a pin connector, comprises a shell body and connects docking section, cable on this shell body;

Described docking section has the butt end of docking the element butt joint with, and this docking section comprises a shielding casing and its interior insulating body, conducting terminal is set;

Described shielding casing comprise the preceding shielding casing that is formed at butt end place, near the last shielding casing of the cable end relative with the butt end and with the last following shielding casing of shielding casing relative bonding; It is characterized in that:

Described shielding casing rear end up and down extends back and is formed with the holding piece up and down that is complementary with the cable profile, and holding piece grips cable up and down.

2. wire and cable connector as claimed in claim 1 is characterized in that, described holding piece up and down is connected and fixed by a connection piece, to grip cable.

3. wire and cable connector as claimed in claim 1 is characterized in that, described preceding shielding casing is provided with retaining sheet, and it is buckled on the fixed block that is formed at the insulating body relevant position, upwards turns down formation one stator with the corresponding part of described retaining sheet; Have with supplying this stator on the described upward shielding casing and plug fixing holddown groove.

4. wire and cable connector as claimed in claim 1 is characterized in that, also is provided with a latch members, this latch members comprise holding parts, certainly this holding parts bend inwards the connecting portion that extends to form, from the outside latch hook portion that extends to form of turnover of connecting portion.

5. wire and cable connector as claimed in claim 4 is characterized in that, described latch members holding parts rear end bends inwards and has the breach that passes for described connector on the part of extending.

6. wire and cable connector as claimed in claim 1 is characterized in that described shell body comprises upper and lower casing, forms fixed part in this lower house, and described latch members is accommodated and is fixed in fixed part in the described shell body.

7. wire and cable connector as claimed in claim 1 is characterized in that, has for the shrinkage pool that passes described connector on the fixed part in the described shell body.

8. wire and cable connector as claimed in claim 1 is characterized in that, has through hole on the described up and down holding piece.