CN2458188Y - Cable connector assembly - Google Patents

Abstract

The utility model relates to a cable connector assembly, comprising an electric connector, a pressing device, a cable, etc., wherein, the electric connector at least comprises an insulation body and a plurality of conductive terminals. Each of the conductive terminals respectively comprises contacting parts, connecting parts and butting parts, and the terminal butting parts are accommodated in a plurality of terminal groove channels at one side of an accommodating opening of the insulation body. The pressing device is assembled in the accommodating opening, and comprises a plurality of elastic pressing pieces. The cable comprises a plurality of conducting wires, and core wires at the tail ends of the conducting wires are accommodated in the terminal groove channels. The core wires can be contacted with the terminal butting parts through the elastic butting of the pressing pieces of the pressing device, and the stable electrical connection is reached.

Description

Micro coaxial cable connector assembly

The utility model is relevant a kind of micro coaxial cable connector assembly, refers to a kind of micro coaxial cable connector assembly that is used for the conductor compression jointing device of network communication and tool improvement especially.

Along with the continuous development and the innovation of Information technology, the function of various electronics packages day by day increases and improves, and the especially quick research and development and the listing of electronics new product makes connection and information transfer between different electronic products or the device more frequent.Doing to electrically connect between different electronics packages with cable is common application mode, and when cable and various electronics package winding, must add a connector at its end and form micro coaxial cable connector assembly, combine by the inner set conducting terminal of cable and adaptor union and to reach electric connection, and by micro coaxial cable connector assembly with dock connecting of electronics package and reach cable and be connected and transmission destination with the information of electronics package.Generally speaking, cable and conducting terminal are combined with following several mode, and a kind of is that cable adopts direct welding manner to combine with conducting terminal.But, in welding process, it is golden as fusing generally to be made into tin solder with the tin of 63% tin and 37% plumbous or 60% and 40% lead, because lead is heavy metal, in operating process, can produce adverse influence to health, and cause the pollution of environment easily, thereby this mode does not obviously meet environmental demands.

Lead and the another kind of connection mode of conducting terminal are that insulative pricking by conducting terminal and lead is to reach electrical the contact.Relevant prior art sees also No. the 85213995th, 81204867,84114087, TaiWan, China patent application and US Patent the 5th, 624,274,5,087,210,5,885, cases such as No. 111.But, in this technology, be used for needing correspondence position accurately between several conducting terminals of insulative pricking and the lead, just can reach the corresponding one by one purpose that punctures, if the position of one of conducting terminal or lead has deviation slightly, then whole corresponding relation is dislocation therefore, and influence is the accuracy of transmission electrically.Moreover, in the process of puncturing, also might be because of the inequality of pierce force, make the part cable that bad contact or worry that can't conducting be arranged.

Another mode that cable combines with conducting terminal is to be transferred by printed circuit board (PCB), correlation technique such as US Patent the 6th, 053, No. 770 case discloses, yet this mode still needs respectively cable and conducting terminal to be welded on the circuit card, more expend man-hour, and increase the size of micro coaxial cable connector assembly, and circuit card purchase the lifting that also can cause cost of goods manifactured.

Cable and conducting terminal also can adopt the winding of riveted joint mode, and as US Patent the 4th, 030, No. 804 case discloses.But this mode must be by an extra riveted joint sheet riveted, needs manually to be riveted together lead and conducting terminal are corresponding one by one, and need extra manufacturing to rivet tiny assemblies such as sheet, increase manufacture difficulty, cause cost to improve, and assembling is more complicated, time-consuming.

The utility model main purpose is to provide a kind of micro coaxial cable connector assembly with conductor compression jointing device, can be under the condition that does not change original adaptor union size, need not weld or rivet between the conducting terminal of adaptor union and cable lead and can reach good telecommunication and be connected effect, and the connection of the two does not need high-accuracy cooperation aligning to realize, when being convenient to operation and shortening the assembler, enhance productivity.

For achieving the above object, the utility model adopts following technical scheme: micro coaxial cable connector assembly includes electric coupler, compression bonding apparatus and cable, wherein electric coupler comprises insulating body at least and is arranged on several conducting terminals in the insulating body, each conducting terminal includes and is positioned at an end and can reaches the contact part of electric connection with the banjo adaptor union, the abutting part that extends and be retained on the connecting portion in the insulating body and extend by the contact part one from connecting portion, and the position of contiguous these abutting parts is provided with and accommodates opening on the insulating body, is provided with several terminal conduits that can corresponding hold aforementioned terminal abutting part in a side of accommodating opening; Cable includes several leads, and its end is divested insulating barrier and exposes conductive core line and correspondence is housed in the aforementioned terminal conduit; The group of accommodating in the opening at the aforementioned dielectric body is provided with compression bonding apparatus, it includes the crimping piece, this crimping piece is provided with several elasticity crimps that can corresponding be pressed into these terminal conduits towards a side of aforementioned terminal conduit, the crimp elasticity that conductive core line is crimped device compress and with contact with the terminal abutting part that is housed in these terminal conduits, and realize electrically connecting.

The lower surface of the crimping piece of above-mentioned compression bonding apparatus is provided with several cable accepting grooves, one depressed part runs through front surface and the part lower surface that is arranged on the crimping piece, and stretch out several crimp type terminals from the front surface of crimping piece, it constitutes the crimp of this compression bonding apparatus, these crimp type terminals have the pressure connection terminal that an end of hold-down arm and self-supporting arm is bent to form, this pressure connection terminal be bent in the depressed part and its level height a little less than the lower surface of crimping piece.

After the compression bonding apparatus group is gone into insulating body, crimp type terminal will provide enough elastic forces, thereby pressure connection terminal is applied pressure on the abutting part of heart yearn and conducting terminal, guarantee that the electric connection of heart yearn and conducting terminal is more reliable.Because compressing in the process of crimp type terminal, it does not cause any destruction to lead and conducting terminal, its dismounting can be reinstalled again even therefore take place to adorn phenomenon by mistake, thereby the condemnation factor of reduction product reduces production costs yet.

Compared to prior art, the utility model is by being provided with compression bonding apparatus accommodating of insulating body in the opening, and the elasticity crimp of compression bonding apparatus is pressed on terminal and the lead, can reach good telecommunication and be connected effect thereby make need not weld or rivet between conducting terminal and cable lead.

The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment.

Fig. 1 is the three-dimensional exploded view of the utility model insulating body, compression bonding apparatus, lead and terminal module.

Fig. 2 is the block diagram of the utility model compression bonding apparatus.

Fig. 3 is the block diagram of the utility model insulating body.

Fig. 4 is the block diagram at another visual angle of the utility model insulating body.

Fig. 5 removes the block diagram of shielding casing for the utility model micro coaxial cable connector assembly.

Fig. 6 is the cut-away view along A-A line shown in Figure 5.

See also Fig. 1 to Fig. 4, the utility model micro coaxial cable connector assembly 1 comprises electric coupler 10, compression bonding apparatus 20 and cable 30, wherein electric coupler 10, be to be used for wire telephony signal bonded assembly RJ-11 socket and the knockdown electric coupler 10 of Registered Jack-45 that is used for the data communication networking in the present embodiment, it includes insulating body 11, member such as the first terminal module 13 and second terminal module 13 ' wait, wherein insulating body 11 has front end face 111, aft end face 112 and with before, aft end face 111,112 adjacent end faces 113, before running through this, aft end face 111,112 are provided with difference can supply RJ-45, first receiving space 115 that the RJ-11 cable plug is inserted and second receiving space 115 ', in this first receiving space 115, be provided with several the first terminal accepting grooves 1150, this second receiving space 115 ' in be provided with several second terminal containing slots 1150 ', be provided with in the rear surface of this insulating body through first of the basal surface of insulating body 11 accommodate opening 114 and second accommodate opening 114 ', first, second accommodates opening 114,114 ' respectively and first, second receiving space 115,115 ' connect, wherein accommodate on the two lateral walls of opening 114 and be provided with a pair of adjacent guide channel 1140 first, draw-in groove 1141 and projection 1143 then are provided with some raised lines 1142 on its roof.Be provided with two button holes 1145 at first basal surface of accommodating opening 114 front end places and being positioned at insulating body 11.Second accommodate opening 114 ' structure substantially identical, difference only is the number difference and the size difference of terminal containing slot, therefore no longer is repeated in this description.

The first terminal module 13 is mounted in first receiving space 115 of insulating body 11, it includes plastic module 130 and is shaped in several the first terminals 131 in the plastic module 130, wherein the dual-side at above-mentioned plastic module 130 is provided with a guiding block 132 respectively near the front end place, be positioned at the top of plastic module 130 and be provided with a crossbeam 133 near rear end, crossbeam 133 two ends exceed the dual-side of plastic module 130.Have several horizontal ends pilot trench roads 134 in the rear end of this plastic module 130, has stair-stepping jube 135 between the conduit 134, the first terminal 131 include front end from plastic module 130 be the acute angle angle bend obliquely and be arranged in plastic module 130 tops and can with the banjo adaptor union reach electric connection contact part 136, extend and be retained on the connecting portion 139 (as shown in Figure 6) of plastic module 130 by contact part 136 one, and stretch out and arrange the abutting part 137 that is located in the above-mentioned terminal conduit 134 from connecting portion 139 levels.Because of first, second terminal module 13,13 ' structure substantially identical, difference only is because the different module size differences that cause of numbers of terminals, so also no longer is repeated in this description.

Compression bonding apparatus is located at the rear end that first of insulating body 11 rear ends are accommodated in the opening 114 and are positioned at the first terminal module 13 for 20 groups, its crimping piece 21 that includes the body that slightly is rectangle reaches and crimping piece 21 integrated several crimp type terminals 22, these crimp type terminals 22 constitute the crimp of compression bonding apparatus 20, wherein the upper surface of crimping piece 21 is provided with some grooves 210, the left and right sides face of crimping piece 21 is equipped with a groove 211, at the front surface of crimping piece 21 and connect its part lower surface and then be formed with a depression 212, on the lower surface of crimping piece 21, be provided with several lead accepting grooves 213.Crimp type terminal 22 stretches out and is bent to form a hold-down arm 220 downwards from the front surface of crimping piece 21, and the lower end of self-supporting arm 220 forms its horizontal pressure connection terminal 221 to the internal bend of crimping piece 21, this pressure connection terminal 221 be housed in the depression 212 of crimping piece 21 and its level height a little less than the lower surface of crimping piece 21.

Cable 30 includes several leads 31, and the outermost layer of lead 31 is an insulating barrier, is conductive core line 32 in it, and lead 31 ends are divested insulating barrier and expose heart yearn 32.

Please cooperate and consult Fig. 5 and Fig. 6, the first terminal module 13 is accommodated opening from first of insulating body 11 rears and is gone into for 114 groups, wherein the guiding block 132 of the first terminal module 13 is along being located at first guide channel 1140 slippages of accommodating on the sidewall of opening 114, the crossbeam 133 of the first terminal module 13 then edge is located at first draw-in groove 1141 of accommodating on the sidewall of opening 114 and is entered in the insulating body 11, snap in first module of the first terminal when accommodating in the button hole 1145 of opening 114 front ends 13 until the projection 138 of being located at the first terminal module 13 front ends and just stop its slippage, the front end of the first terminal module 13 is positioned at the bottom side of first receiving space 115 of insulating body 11 at this moment, and the contact part 136 of the first terminal 131 then stretches in first receiving space 115.

Cable 30 is gone into from the rear group of insulating body 11, and the lead 31 of the heart yearn 32 of lead 31 and part tool insulating barrier is arranged in the terminal conduit 134 of the first terminal module 13 and places the top of the abutting part 137 of the first terminal 131.

Compression bonding apparatus 20 also is to go into second from the rear group of insulating body 11 to accommodate the opening 114, the pressure connection terminal 221 of its crimp type terminal 22 is along terminal conduit 134 slippages of the first terminal module 13 rear ends, wherein being located at the raised line 1142 that insulating body 11 first accommodates on opening 114 roofs is embedded in the groove 210 of compression bonding apparatus 20, be arranged in the groove 211 that first projection 1143 of accommodating opening 114 both sides then is embedded at compression bonding apparatus 20, the lower surface of crimping piece 21 is pressed on jube 135 surfaces of the first terminal module 13, and lead 31 is housed in the cable accepting groove 213 of crimping piece 21, the pressure connection terminal 221 of crimp type terminal 22 then is pressed on the heart yearn 32 that is arranged in terminal conduit 134, so that heart yearn 32 contacts with the first terminal 131, because pressure connection terminal 221 is lower than the lower surface of crimping piece 21, after compression bonding apparatus 20 is pressed into insulating body 11, crimp type terminal 22 will produce certain elastic force, thereby pressure connection terminal 221 is stressed on the abutting part 137 of heart yearn 32 and the first terminal 131, guarantee that therefore heart yearn 32 is more reliable with the electric connection of the first terminal 131.In above-mentioned fitting process, because of the crimp type terminal 22 of 134 pairs of compression bonding apparatus 20 of terminal conduit of the first terminal module 13 provides directional tagging, thereby make crimp type terminal 22 very easily aim at abutting part 137 places of the heart yearn 32 and the first terminal 131 of lead 31, while compressing in the process at crimp type terminal 22, it does not cause any destruction to lead 31 and the first terminal 131, also its dismounting can be reinstalled again even therefore take place to adorn phenomenon by mistake, thereby the condemnation factor of reduction product reduces cost of product simultaneously.In like manner, accommodate in the opening 114 also group in second of insulating body 11 rear ends and be provided with similar compression bonding apparatus 20 ' (as the Fig. 1 and shown in Figure 5) of shape and above-mentioned compression bonding apparatus 20.

Easy to understand, the structure of the crimp of above-mentioned compression bonding apparatus 20 is not only to be confined to crimp type terminal 22, can be replaced by rubber-like plastic cement arm as crimp type terminal 22, or can match with the terminal conduit 134 of terminal module 13 and the structures such as fin that compress terminal and lead effect are provided in the direct setting in the bottom surface of crimping piece 21.

Claims (6)

1. micro coaxial cable connector assembly, include electric coupler, compression bonding apparatus and cable, wherein electric coupler comprises insulating body at least and is arranged on several conducting terminals in the insulating body, each conducting terminal include be arranged in an end and can with the banjo adaptor union reach electric connection contact part, extend and be immobilizated in the connecting portion of insulating body and the abutting part that extends from connecting portion by the contact part one; Cable includes several leads, and its end is divested insulating barrier and exposes conductive core line; It is characterized in that: the position of adjacent terminal abutting part is provided with and accommodates opening on the insulating body, is provided with several terminal conduits that can corresponding hold aforementioned terminal abutting part in a side of accommodating opening; Compression bonding apparatus is assembled in accommodating in the opening of insulating body, it includes the crimping piece, this crimping piece is provided with several elasticity crimps that can corresponding be pressed into these terminal conduits towards a side of aforementioned terminal conduit, conductive core line is housed in the terminal conduit, and the crimp elasticity that is crimped device compresses and contacts with the terminal abutting part that is accommodated in these terminal conduits together, and reaches electric connection.

2. micro coaxial cable connector assembly as claimed in claim 1 is characterized in that: the elasticity crimp of compression bonding apparatus is some crimp type terminals, and crimp type terminal stretches out from the front surface of crimping piece, the pressure connection terminal that its end with hold-down arm and self-supporting arm is bent to form.

3. micro coaxial cable connector assembly as claimed in claim 2, it is characterized in that: be provided with some cable accepting grooves in the bottom of compression bonding apparatus, lead is not held and is contained in wherein, and at the front surface of crimping piece and connect its part lower surface place and form a depression, the pressure connection terminal of crimp type terminal then bend in depression and its level height a little less than the lower surface of crimping piece.

4. micro coaxial cable connector assembly as claimed in claim 1 is characterized in that: the elasticity crimp of compression bonding apparatus is the Elastic plastic-rubber arm.

5. as claim 3 or 4 described micro coaxial cable connector assemblies, it is characterized in that: the conducting terminal of electric coupler and plastic module are one-body molded and constitute terminal module, and above-mentioned several terminal conduits are horizontally set on the rear end of the plastic module of terminal module.

6. micro coaxial cable connector assembly as claimed in claim 5 is characterized in that: terminal module is gone into from the opening group of accommodating of insulating body, accommodates open underside thereby the plastic module with terminal conduit is positioned at.

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