CN2736981Y

CN2736981Y - Improved structure for cable connector

Info

Publication number: CN2736981Y
Application number: CN 200420065902
Authority: CN
Inventors: 林国彬
Original assignee: ASAHI TANI INDUSTRIAL Co Ltd
Current assignee: ASAHI TANI INDUSTRIAL Co Ltd
Priority date: 2004-06-30
Filing date: 2004-06-30
Publication date: 2005-10-26
Anticipated expiration: 2014-06-30

Abstract

The utility model provides an improved structure for a cable connector, comprising a metallic shielding casing, a fastening device, a rubber core, a centre terminal, etc. Wherein, the rubber core comprises a cylinder and the containing part of terminals. The cylinder comprises a cylindrical port and a base. The top end of the base is provided with a recess, and the double side edges are respectively provided with protruding side wings. A baffle plate is provided between the cylinder and the containing part of the terminals. The containing part of the terminals comprises a flat plate. The double side ends of the flat plate are respectively extended out a side wall in a slope angle along a longitudinal axle, and the oblique planes of both sides and the tail end face of the flat plate are formed a V-shaped hook part. The centre terminal is an L-shaped means and comprises a base plate. Contact arms which are extended out toward a transverse axle are arranged on the two sides of the base plate. The contact arms consist of main arms and bend pieces positioned on the tail ends of the main arms. The assembling of the utility model increases the steadiness between the terminals and the rubber core and the accuracy when the terminals are connected with conducting wires, which enables the cable connector to be not easy to sway as well as fall off because of collision, and further raises quality and stabilizes the transmission of signals.

Description

The wire and cable connector structure-improved

Technical field

The utility model relates to a kind of wire and cable connector structure-improved, refers to a kind of preformed forming technique of utilizing especially, increases the wire and cable connector structure-improved of terminal and lead accurate positioning.

Background technology

Wire and cable connector is the electric connector that often is used in the transmission radio-frequency (RF) signal for a kind of, and relevant technology sees also the TaiWan, China patent announcement No. 497770.See also shown in Figure 1, No. 497770 wire and cable connector of TaiWan, China patent announcement separated an insulating body 10, this insulating body 10 comprises cylindrical portion 20 and pedestal 40, be provided with rank portion 29 in cylindrical portion 20 bottom sides, 29 bilaterals are provided with flank projection 27 in rank portion, one passage 21 is arranged in the middle of the cylindrical portion 20, as ccontaining termination contact arm 331 places, in cylindrical portion 20 1 sides the ccontaining pedestal 40 of one opening is arranged, this pedestal 40 is made up of a plate-like portion 41, be provided with a plate washer 47 in plate-like portion 41, this plate washer 47 forms a slit 473 and is provided with for the terminal weld part, and plate-like portion 41 ends then have one afterbody 49 is installed.

The cylindrical portion 20 of above-mentioned insulating body and pedestal 40 are to adopt earlier separately to make the mode of welding combination again, but this connected mode also has its shortcoming;

One of shortcoming is to be to be easy to terminal and being connected of lead to damage, because the terminal connectivity port is stable inadequately with being connected of insulating body, the area of its soldering is big inadequately, so in processing procedure or product be easy to cause getting loose between the two when using because of the influence of external force, and cause the defect rate of product to promote, have influence on whole quality;

Two of shortcoming is to be easy to depart from the location of terminal on insulating body, because terminal in use or be subjected to the unexpected bump of external force, when vibrations, because stressed relation, can make terminal when using, be easy to come off from insulating body, result in the accurate booking that has influence on connector integral body with the deviation of terminal and lead location, make the quality of product be affected.

The utility model content

Main purpose of the present utility model is to provide a kind of wire and cable connector structure-improved.

For achieving the above object, the wire and cable connector structure-improved that provides of the utility model mainly is made of a metal shielding casing, device for clamping, glue core and center terminal cellular construction; Wherein, this glue core is made up of cylinder and terminal holding part, and its cylinder has then comprised columnar portion and pedestal, and the pedestal top is provided with a recess, and respectively there is outstanding flank on its bilateral limit; Be provided with a plate washer between cylinder and the terminal holding part; The terminal holding part comprises a flat board, in dull and stereotyped bilateral end longitudinally the axle extend the sidewall that is an inclination angle separately, inclined-plane, both sides and dull and stereotyped terminal surface form the hook part of a V-type shape; Center terminal is a L type member, and this terminal has comprised a substrate, is provided with the contact arm that extends towards transverse axis in the substrate bilateral, and contact arm is made of principal arm and the bent sheet that is positioned at the principal arm end.

Wherein this hook part is to extend and form triangular ramp design by the sidewall end towards the lateral shaft direction.

Wherein the hook part of terminal holding part end cooperates the hook part of shielding casing jig arm end to consist of a trip member.

The wire and cable connector structure-improved that provides by the utility model, accurate location can be provided, the circulation that when connector suffers external force collision or vibrations, can continue to keep signal between center terminal and the institute's lead, and can moment the wire and cable connector of disconnected news, its structure has and is easy to assemble, improve the damage rate of manufacture process and can makes the more stable function of transmission signal.

Description of drawings

Fig. 1 is the glue core schematic perspective view of No. the 497770th, TaiWan, China patent announcement.

Fig. 2 is the schematic perspective view of the utility model preferred embodiment.

Fig. 3 is the glue core schematic diagram of the utility model preferred embodiment.

Fig. 4 is the terminal schematic diagram of the utility model preferred embodiment.

Fig. 5 is the schematic perspective view of the utility model wire and cable connector.

Fig. 6 is the schematic perspective view of another angle of the utility model wire and cable connector.

Fig. 7 is the schematic perspective view after the utility model shielding casing and the combination of glue core.

Fig. 8 is the schematic perspective view of the utility model shielding casing.

Fig. 9 is the schematic perspective view of the utility model device for clamping.

Embodiment

See also Fig. 2 to the structure improved embodiment of wire and cable connector shown in Figure 9; The structure-improved of the utility model wire and cable connector 100 mainly is made of a metal shielding casing 1, device for clamping 2, glue core 3 and center terminal 4; Wherein, glue core 3 is that one-body molded ejaculation forms, and just when glue core 3 injection moldings center terminal 4 is placed in the shaping dies through the preformed forming technique with center terminal 4, and both are cooled off and the parts that are combined into one by colloidal sol when injection molding; Glue core 3 structures are made up of cylinder 31 and terminal holding part 33, wherein this cylinder 31 is made of a columnar portion 311 and pedestal 312, in the middle of this columnar portion 311, have one can ccontaining center terminal 4 contact arms 42 hollow bulb 313, pedestal 312 front ends at cylinder 31 are provided with a recess 314, and respectively have outstanding flank 32, its rear end then to join with terminal holding part 33 on the bilateral limit of pedestal 312; Between cylinder 31 and terminal holding part 33, form a plate washer 35 as the blocking part, can prevent that center terminal 4 from coming off; Terminal holding part 33 is based on a flat board 331, in dull and stereotyped 331 bilateral ends longitudinally axle extend the sidewall 332 that is an inclination angle separately, these sidewall 332 terminal parts are provided with a hook part 34, this hook part 34 is to extend and form triangular ramp design by sidewall 332 ends towards the lateral shaft direction, comprehensive inclined-plane, both sides and dull and stereotyped terminal surface form the hook part 34 of a class with V-type, and this hook part 34 cooperates the hook part 112 of shielding casing 1 upper clip arm 111 ends can consist of a trip member.

Center terminal 4 is a L type member, this terminal 4 has comprised a substrate 41, pull 41 1 end bilaterals in base the contact arm 42 that extends towards transverse axis is arranged, these contact arms 42 are made of principal arm 421 and the bent sheet 422 that is positioned at principal arm 421 ends, in addition, respectively be provided with a protuberance 43 in substrate 41 bilateral limit adosculation arms 42 parts, as with the fixing function of glue core 3.

Shielding casing 1 is formed in one and is made, and it has comprised columnar body 11 and overlay 12; The bottom of this columnar body 11 is provided with a pair of jig arm 111 along the extension of vertical aspect with the main part longitudinal axis, and the end of this jig arm 111 is a hook part 112, and the bending angle of this hook part 112 can cooperate the hook part 34 of glue core 3 tail ends, makes it form a trip member; In addition, be provided with the hollow bulb 113 of the cylinder 31 that can coat glue core 3 in the columnar body 11, and 11 bottom lateral margins of columnar body there is a recess 114 in order to ccontaining glue core 3 flanks 32.

Overlay 12 has comprised leading section 121 and rearward end 122, wherein, leading section 121 both sides vertically are bent into a pair of the first side wall 1211 respectively, to compress the columnar body 11 that is installed in the first side wall 1211, and rearward end 122 both sides also vertically are bent into a pair of second sidewall 1221, be provided with a location notch 1222 in rearward end 121 and bilateral second sidewall 1221 junctions, location notch 1,222 one ends are a draw-in groove 1223, can fasten with the clamping part 213 that holds on plate 21 sides of device for clamping 2; In addition, rearward end 122 ends have a spacer 1224 that protrudes, and are contained in the lead kink 22 of device for clamping 2.

Device for clamping 2 has comprised one and has held plate 21 and kink 22, in the middle of holding plate a groove 24 is arranged, hold plate 21 bilateral limits one vertical the 3rd sidewall 211 that bends is respectively arranged, sidewall one end is provided with the extended location-plate 212 of a bending, and the other end of location-plate 212 then is a clamping part 213 that can fasten with rearward end 122 draw-in grooves 1223; An end that holds plate 21 is a lead kink 22, in the stress elimination portion 23 of kink 22 other ends for the coating cable.

See also Fig. 2 to shown in Figure 9, the implementation method of present embodiment wire and cable connector is as follows:

The first step: use the preformed forming technique, with glue core 3 and center terminal 4 one-body molded ejaculations, its way is earlier center terminal 4 to be placed in the shaping dies, make the pedestal 312 of contact arm 42 aligning glue cores 3 cylinders 31 of

terminal

4,41 flat boards 331 of aiming at holding part 33 of the substrate of terminal 4 are settled the soldering operation of carrying out the phase I after finishing.

Second step: next the columnar portion 311 of glue core 3 cylinders 31 is inserted in terminal 4 contact arms 42, and carries out the soldering operation of second stage, be anchored on columnar portion 311 on the pedestal 312 and finish the step of

whole terminal

4 and 3 combinations of glue core.

The 3rd step: glue core 3 is placed on the forward and backward end 121,122 of overlay 12, its cylinder 31 is aimed at the hollow bulb 113 of the columnar body 11 of shielding casing 1, its flank 32 is aimed at the recess 114 of columnar body 11 lateral margins, 33 of the terminal holding parts of glue core 3 are aimed at jig arm 111,112 hook parts 34 with glue core 3 tail ends of the hook part of the end of jig arm 111 engage, and form a trip member.

The 4th step: the columnar body 11 of shielding casing 1 and jig arm 111 are bent to overlay 12, in glue core 3 is covered in, at this moment, the cylinder 31 of glue core 3 is the hollow bulbs 113 that are placed in columnar body 11,32 recesses 114 with columnar body 11 lateral margins of flank dock, 111 clamping works of jig arm terminal holding part 33,112 of the hook parts of jig arm 111 ends are sticked in the hook part 34 of glue core 3 tail ends.

The 5th step: the bare wire (not shown) of electric lead is placed in terminal holding part 33 and terminal 4 welding, and its knitted body and external insulation layer then are to be seated on the spacer of overlay 12 rearward end 122 1224.

The 6th step: the spacer 1224 of overlay 12 rearward end 122 tail ends is placed in the lead kink 22 of device for clamping 2, again device for clamping 2 is fastened on jig arm 111 tops, this moment, the 3rd sidewall 211 of device for clamping 2 both sides was located at 1221 outsides, overlay 12 rearward end, 122 second sides, location-plate 212 be contained in location notch 1222 in thereafter, clamping part 213 is fastened in the draw-in groove 1223, device for clamping 2 is connected on the shielding casing 1 thus, and the jig arm 111 with shielding casing 1 is immobilizated on the surface of overlay 12 rearward end 122 simultaneously.This moment, two jig arm 111 were surrounded terminal holding part 33 with the roof 214 of device for clamping 2, but this holding part 33 were not had direct contact.In addition, the kink 22 of device for clamping 2 is seized on both sides by the arms mutually with the braid of cable, the stress elimination portion 23 of device for clamping 2 then with the external insulation layer clamping mutually of cable.

Structure execution mode disclosed in the utility model is the utility model for convenience of description, be not in order to limit scope of the present utility model, allly understand this technology by specification of the present utility model, being modified in of being done do not break away from spirit of the present utility model, all should be considered as analog structure of the present utility model, by claim of the present utility model is contained.

Claims

1. wire and cable connector structure-improved, the basic structure of this wire and cable connector has comprised a metal shielding casing, device for clamping, glue core and center terminal cellular construction and has formed, and it is characterized in that:

Wherein, this glue core is made up of cylinder and terminal holding part, and its cylinder has then comprised columnar portion and pedestal, and the pedestal top is provided with a recess, and respectively there is outstanding flank on its bilateral limit; Be provided with a plate washer between cylinder and the terminal holding part; The terminal holding part comprises a flat board, in dull and stereotyped bilateral end longitudinally the axle extend the sidewall that is an inclination angle separately, inclined-plane, both sides and dull and stereotyped terminal surface form the hook part of a V-type shape; Center terminal is a L type member, and this terminal has comprised a substrate, is provided with the contact arm that extends towards transverse axis in the substrate bilateral, and contact arm is made of principal arm and the bent sheet that is positioned at the principal arm end.

2. wire and cable connector structure-improved as claimed in claim 1 is characterized in that: this hook part is to extend and form triangular ramp design by the sidewall end towards the lateral shaft direction.

3. wire and cable connector structure-improved as claimed in claim 1 is characterized in that: the hook part of terminal holding part end cooperates the hook part of shielding casing jig arm end to consist of a trip member.