CN201594606U

CN201594606U - Probe-type connector

Info

Publication number: CN201594606U
Application number: CN2009202644101U
Authority: CN
Inventors: 林明汉
Original assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Current assignee: Foxlink Electronics Dongguan Co Ltd; Cheng Uei Precision Industry Co Ltd
Priority date: 2009-12-04
Filing date: 2009-12-04
Publication date: 2010-09-29
Anticipated expiration: 2019-12-04

Abstract

The utility model discloses a probe-type connector which is assembled on a circuit board and comprises an insulated casing and probe assemblies, wherein a plurality of through holes are formed on the insulated casing in parallel; each probe assembly is installed in each through hole and comprises a terminal, a spring and a probe head; the terminal comprises a base part; the bottom of the base part is bent and extends to form a welding part; two side surfaces of the base part are bent and extend to form two clamping plates which are symmetric; an accommodation space is formed between the clamping plates; the free ends of the clamping plates are depressed inwards to form contact parts; one end of each probe head extends into the accommodation space and is in contact with the contact parts, and the other end is buckled with the through hole in a sliding manner and extends out of the through hole; each spring is accommodated in the accommodation space, with one end propped against the probe head and the other end propped against the base part; and each welding part extends out of the through hole and is welded with the circuit board. The probe-type connector has the advantages of lower resistance and stable telecom transmission.

Description

The probe-type connector

Technical field

The utility model relates to a kind of connector, relates in particular to a kind of probe-type connector.

Background technology

The existing probe-type connector that is used for mobile phone, notebook computer or digital camera etc., its structure generally comprises: have the insulation shell of a plurality of through holes and be assembled in the interior probe assembly of this insulation shell; This probe assembly comprises: the metal sleeve that the bottom is communicated with circuit board, be assembled in the spring in the metal sleeve, and an end is butted on the probe that spring, the other end are exposed to the telecommunication of metal sleeve outer contacting.Wherein, the end of popping one's head in is inconsistent with spring and contact with metal sleeve, and the telecommunication transmission is directly transmitted by metal sleeve.

Yet, this connected mode makes between metal sleeve and the probe, has bigger resistance value between metal sleeve and the circuit board, when the telecommunication transmission course, can cause heating problem because of resistance value is excessive, influence the stability of telecommunication transmission, the useful life of reducing connector simultaneously.

The utility model content

The purpose of this utility model is to provide a kind of probe-type connector with stable low resistance conducting function at above-mentioned the deficiencies in the prior art.

For achieving the above object, probe-type connector provided by the utility model, aggregate erection is on circuit board, and it comprises insulation shell and probe assembly, and described insulation shell has some through holes of offering side by side; Each described probe assembly is installed in the described through hole, described probe assembly comprises terminal, spring and probe, described terminal comprises base portion, bottom surface bending along described base portion extends to form weld part, bend respectively along the two sides of described base portion and to extend to form grip block, the described grip block that extends to form along two described side bendings forms the disposal area symmetrically and between the two described grip blocks, the free end indent of two described grip blocks forms contact site, one end of described probe stretches in the described disposal area and with described contact site and contacts, the other end of described probe engages with through hole slidably and stretches out described through hole, described spring is placed in the described disposal area, one end and the described probe of described spring are inconsistent, the other end of described spring and described base portion are inconsistent, and described weld part stretches out described through hole and welds with described circuit board.

As mentioned above, two grip block free end indents of the terminal of the utility model probe-type connector form contact site, this contact site contacts with the probe sidewall and forms point-to-point conducting, and then the resistance value when reducing conducting, make connector can not cause heating problem in use because of resistance value is excessive, has stable contact conducting function simultaneously, and the weld part of terminal provides good welding position, terminal is welded in respectively on the contact of circuit board, the weld part of terminal is connected with point between the circuit board, and resistance value is less and the contact conducting is stable, therefore, the telecommunication transmission of the utility model probe-type connector is stable, long service life.

Description of drawings

Fig. 1 is the stereogram that the utility model probe-type connector is connected with circuit board.

Fig. 2 is the stereogram of the utility model probe-type connector.

Fig. 3 is the upward view of probe-type connector as shown in Figure 2.

Fig. 4 is the three-dimensional exploded view of probe-type connector as shown in Figure 2.

Fig. 5 is the stereogram of the probe assembly of probe-type connector as shown in Figure 2.

Fig. 6 is the vertical view of probe assembly as shown in Figure 5.

Each description of reference numerals is as follows among the figure:

Probe-type connector 1 circuit board 10

Probe assembly 20 terminals 21

Base portion 211 weld parts 212

Grip block 213 contact sites 214

Mounting blocks 215 springs 22

The 23 front end connecting portions 231 of popping one's head in

Rear end conducting portion 232 stop parts 233

Insulation shell 30 faying faces 301

Mating surface 302 through holes 303

Sliding tray 304 mounting grooves 305

Slot 306 joint pins 307

Stator 40 holding sections 401

Embodiment

By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, give explanation below in conjunction with execution mode and conjunction with figs. are detailed.

Please refer to Fig. 1-4,1 aggregate erection of the utility model probe-type connector is on circuit board 10, it comprises probe assembly 20 and insulation shell 30, insulation shell 30 has faying face 301 and mating surface 302, mating surface 302 is used for being connected with circuit board 10, faying face 301 is used for cooperating assembling with probe assembly 20, on faying face 301, offer some through holes 303 side by side, in the present embodiment, offer 5 through holes 303 on the faying face 301, the hole wall of through hole 303 is provided with sliding tray 304 and mounting groove 305; On the mating surface 302 of insulation shell 30, begin to have two slots 306 side by side, slot 306 runs through insulation shell 30, this slot 306 is used for installation fixing piece 40, one end of stator 40 and insulation shell 30 engagement connections, the other end of stator 40 passes slot 306 and stretches out described slot 306, also have the joint pin 307 that two evaginations form on mating surface 302, insulation shell 30 is fixedlyed connected with circuit board 10 by joint pin 307 and the stator 40 that stretches out described slot 306.

Shown in Fig. 4-6, probe assembly 20 is installed in the through hole 303 of insulation shell 30, probe assembly 20 comprises terminal 21, spring 22 and pop one's head in 23, terminal 21 has tabular base portion 211, extend to form weld part 212 from the bottom surface bending of base portion 211, weld part 212 is perpendicular to base portion 211, bend respectively along the two sides of base portion 211 and to extend to form grip block 213, grip block 213 and weld part 212 lay respectively at the both sides of base portion 211, the grip block 213 that extends to form along two described side bendings forms the disposal area symmetrically and between two grip blocks 213, the free end indent of grip block 213 forms contact site 214, contact site 214 is used for contacting to reach electrical connection with probe 23, protrude out the mounting blocks 215 that matches with the mounting groove 305 of through hole 303 on the grip block 213, two grip blocks 213 stretch in the through hole 303 during installation, the mounting blocks 215 of grip block 213 cooperates installation with the mounting groove 305 of through hole 303, and base portion 211 is inconsistent with through hole 303, and weld part 212 is positioned at and is used for outside the through hole 303 and circuit board 10 welding; Spring 22 is placed in the disposal area between two grip blocks 213, and an end of spring 22 contacts on the base portion 211, and the other end of spring 22 is inconsistent with probe 23; A probe end of 23 stretch in the disposal area between two grip blocks 213 and the 214 contacted whiles of contact site inconsistent with spring 22, probe 23 the other end engages with through hole 303 slidably and stretches out described through hole 303, when probe 23 is subjected to compressing of battery, can slide along through hole 303, particularly, probe 23 comprises front end connecting portion 231 and rear end conducting portion 232, has the stop part 233 that outside protrusion forms at rear end conducting portion 232, stop part 233 is sticked in the sliding tray 304 of through hole 303 slidably, probe 23 rear end conducting portion 232 stretches in the disposal area between two grip blocks 213 and with contact site 214 and contacts, one side and the spring 22 of stop part 233 are inconsistent, the opposite side of stop part 233 and described through hole 303 are inconsistent, the front end connecting portion 231 of probe 23 stretches out through hole 303, is used for being electrically connected with external equipment.

As shown in Figure 3-4, the utility model probe-type connector 1 also comprises stator 40, the upper end of stator 40 has holding section 401, the lower end of stator 40 is passed the slot 306 of insulation shell 30 and is stretched out described slot 306, the holding section 401 and insulation shell 30 engagement connections of stator 40 upper ends, insulation shell 30 is fixedlyed connected with circuit 10 plates by described joint pin 307 and the stator 40 that stretches out described slot 306, and stator 40 is used to strengthen the weld strength between probe-type connector 1 and the circuit board 10.

In conjunction with Fig. 1-4, during 1 assembling of the utility model probe-type connector, the probe assembly 20 that the assembles faying face 301 by insulation shell 30 is stretched in the through hole 303, make the grip block 213 of terminal 21 cooperate installation with the mounting groove 305 of through hole, the base portion 211 of terminal 21 is inconsistent with through hole 303, and the weld part 212 of terminal 21 is positioned at outside the through hole 303, and make the front end connecting portion 231 of probe 23 stretch out through hole 303 slidably, at this moment, the grip block 213 of terminal 21,

spring

22 and 23 the rear end conducting portion 232 of popping one's head in all are positioned at through hole 303 inside, the stop part 233 of probe 23 cooperates installation with the sliding tray 304 of through hole, and a side of stop part 233 engages with through hole 303, the opposite side of stopper 233 and spring 22 are inconsistent, and probe 23 232 ones of rear end conducting portions stretch in the disposal area between two grip blocks 213 and with contact site 214 and contact; Spring 22 is placed in the disposal area between two grip blocks 213, and an end of spring 22 is inconsistent with the stop part 233 on the probe 23, and the base portion 211 of the other end and terminal 21 is inconsistent; After this probe-type connector 1 assembling is finished, it is installed on the circuit board 10, particularly, joint pin 307 on the mating surface 302 of insulation shell 30 is installed in the installing hole on the circuit board 10, both are connected, and with the weld part 212 of probe-type connector 1 and the contact welding on the circuit board 10, again the lower end of stator 20 is passed the slot 306 of insulation shell 30 and stretched out slot 306 and be connected with circuit board 10, the holding section 401 of stator 20 upper ends is inconsistent with insulation shell 30, insulation shell 30 is fixedlyed connected with circuit 10 plates by described joint pin 307 and the stator 40 that stretches out described slot 306, stator 40 makes probe-type connector 1 further fixedly connected with circuit board 10, strengthens the weld strength between probe-type connector 1 and the circuit board 10.

In sum, the weld part 212 of the terminal 21 of the utility model probe-type connector 1 provides good welding position, make terminal 21 respectively with circuit board 10 on contact welding, reduce resistance value between the two and make the contact conducting stable; Two grip blocks, 213 indents of terminal 21 form contact site 214, this contact site 214 contacts with the probe sidewall and forms point-to-point conducting, and then the resistance value between probe 23 and the terminal 21 when reducing conducting, make probe-type connector 1 can not cause heating problem in use because of resistance value is excessive, has stable contact conducting function simultaneously, therefore, the telecommunication of the utility model probe-type connector 1 transmission is stable, long service life.

Claims

1. probe-type connector, aggregate erection is characterized in that on circuit board, comprising:

Insulation shell, described insulation shell have some through holes of offering side by side;

Probe assembly, each described probe assembly is installed in the described through hole, described probe assembly comprises terminal, spring and probe, described terminal comprises base portion, bottom surface bending along described base portion extends to form weld part, bend respectively along the two sides of described base portion and to extend to form grip block, the described grip block that extends to form along two described side bendings forms the disposal area symmetrically and between the two described grip blocks, the free end indent of two described grip blocks forms contact site, one end of described probe stretches in the described disposal area and with described contact site and contacts, the other end of described probe engages with through hole slidably and stretches out described through hole, described spring is placed in the described disposal area, one end and the described probe of described spring are inconsistent, the other end of described spring and described base portion are inconsistent, and described weld part stretches out described through hole and welds with described circuit board.

2. probe-type connector as claimed in claim 1 is characterized in that: the weld part of described terminal and grip block lay respectively at the both sides of described base portion, and described weld part is perpendicular to described base portion, and perpendicular to two described grip blocks.

3. probe-type connector as claimed in claim 1, it is characterized in that: described probe comprises front end connecting portion and rear end conducting portion, described rear end conducting portion has the stop part that outside protrusion forms, described rear end conducting portion stretches in the described disposal area and with described contact site and contacts, one side and the described spring of described stop part are inconsistent, the opposite side of described stop part engages slidably with described through hole, and described front end connecting portion stretches out described through hole and is used for being electrically connected with external device.

4. probe-type connector as claimed in claim 1 is characterized in that: offer sliding tray on the hole wall of described through hole, described stop part is sticked in the described sliding tray slidably.

5. probe-type connector as claimed in claim 1 is characterized in that: offer mounting groove on the hole wall of described through hole, described grip block protrudes out the mounting blocks that cooperates with described mounting groove.

6. probe-type connector as claimed in claim 1, it is characterized in that: also comprise stator, offer on the described insulation shell and the corresponding slot of described stator, described slot runs through described insulation shell, one end of described stator and described insulation shell engagement connection, the other end of described stator are passed described slot and are stretched out described slot.

7. probe-type connector as claimed in claim 6, it is characterized in that: described insulation shell has the mating surface that is connected with described circuit board, described slot runs through described mating surface, have the joint pin that protrudes out on the described mating surface, described insulation shell is fixedlyed connected with described circuit board by described joint pin and the stator that stretches out described slot.