CN201112948Y

CN201112948Y - Electric connector and switch thereof

Info

Publication number: CN201112948Y
Application number: CNU2007200411822U
Authority: CN
Inventors: 张士贵; 赵期俊; 尹华
Original assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Current assignee: Foxconn Kunshan Computer Connector Co Ltd; Hon Hai Precision Industry Co Ltd
Priority date: 2007-08-03
Filing date: 2007-08-03
Publication date: 2008-09-10
Anticipated expiration: 2017-08-03

Abstract

The utility model discloses an electric connector, which comprises a base seat body, conductive terminals contained in the base seat body and a switch arranged on the base seat body, the switch comprises a first switch terminal and a second switch terminal, the first switch terminal comprises a pair of clamping arms, the second switch terminal comprises a pair of elastic parts, and the clamping arms can be respectively contacted or separated with the elastic parts, thus, the reliability of the switch detecting function can be improved.

Description

Electric connector and switch thereof

[technical field]

Relevant a kind of electric connector and the switch thereof of the utility model with detecting function.

[background technology]

Related art can be consulted Japan's special permission a kind of electric connector in order to the plant electronic cards that No. 3492542 patent disclosed, it includes pedestal, plurality of conductive terminals and be located at the switch of pedestal rear end, pedestal is provided with the terminal groove of accommodating conducting terminal, switch includes first switch terminal and second switch terminal, first elastic portion that first switch terminal comprises contact site and this contact site is moved up and down, the second switch terminal comprises two clamping limbs that are held on the contact site, after electronic cards is inserted, contact site breaks away from the clamping of two clamping limbs, two switch terminals are extremely disconnected by contact, reach switching function, yet, this electric connector is through after repeatedly plugging, the elasticity of two clamping limbs of the first switch terminal elastic portion or second switch terminal reduces, impel this two switch terminals contact unstable and unreliable, cause the telecommunication transmission bad, thereby influenced the detecting quality of switch.

Therefore, at above-mentioned technical problem, be necessary to provide a kind of structure improved electric connector that has, to overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of detecting reliable quality electric connector and switch thereof.

For reaching above-mentioned purpose, the utility model adopts following technical scheme: a kind of electric connector, it comprises pedestal, be contained in the conducting terminal in the pedestal and be installed on switch on the pedestal, pedestal is provided with the accepting groove of receiving space and fixing conducting terminal, conducting terminal includes and the pedestal holding parts of fixing mutually, extend into the contact site in the described receiving space and extend the weld part of pedestal bottom, switch comprises first switch terminal and second switch terminal, described first switch terminal comprises first holding parts, from a pair of clamping limb of first holding parts extension and first junction surface of extending pedestal, the second switch terminal comprises second Plug Division, a pair of elastic portion of extending from second Plug Division and second junction surface of extending pedestal, described clamping limb can be respectively be in contact with one another with adjacent elastic portion or disconnect.

For reaching above-mentioned purpose, the utility model can also adopt following technical scheme: a kind of electric connector switch, it comprises first switch terminal and second switch terminal, described first switch terminal comprises first holding parts, from a pair of clamping limb and first junction surface that first holding parts extends, the second switch terminal comprises second Plug Division, a pair of elastic portion and second junction surface of extending from second Plug Division, and described clamping limb can be respectively be in contact with one another with adjacent elastic portion or disconnects.

Compared with prior art, the utlity model has following beneficial effect: because two switch terminals have a pair of clamping limb and the elastic portion that can be in contact with one another respectively or disconnect, if one of them clamping limb or elastic portion lost efficacy, switch still can keep operate as normal, the reliability of switch detecting function improves, in addition, clamping limb and elastic portion contact friction process can be removed dust adsorbed on the contact-making surface, has dustproof effect, guarantee fully contacting of first switch terminal and second switch terminal, guaranteed the detecting quality of switch.

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

[description of drawings]

Fig. 1 is the stereogram of the utility model electric connector and electronic cards.

Fig. 2 is the schematic diagram after the utility model electric connector pedestal partly excises.

Fig. 3 is the three-dimensional exploded view of the utility model electric connector.

Fig. 4 is another angle three-dimensional exploded view of the utility model electric connector.

Fig. 5 is the schematic diagram before the utility model electric connector switch closure.

Fig. 6 is the schematic diagram of the utility model electric connector switch closure.

Fig. 7 is the schematic diagram before the switch closure in another execution mode of the utility model electric connector.

Fig. 8 is the schematic diagram of switch closure in another execution mode of the utility model electric connector.

[embodiment]

See also Fig. 1 to shown in Figure 6, the preferred embodiment of the utility model is a kind of electric connector 100 in order to plant electronic cards 200, and wherein electric connector 100 comprises pedestal 1, is contained in the plurality of conductive terminals 2 in the pedestal 1 and is installed on switch 3 on the pedestal 1.

Pedestal 1 comprises top 11, bottom 12, the both sides 13 that are oppositely arranged, rearward end 14 reaches by top 11, bottom 12, both sides 12 and rearward end 14 enclose the receiving space 15 that forms, receiving space 15 is in order to accommodate electronic cards 200, the around openings of receiving space 15 is provided with the guide ramp 151 that guiding electronic cards 200 enters, the both sides of receiving space 15 have in order to make things convenient for the groove 153 of electronic cards 200 heat radiations, 11 rear ends, pedestal 1 top are provided with the square opening 112 that extends in the receiving space 15, this square opening 112 runs through pedestal 1 rearward end 14 backward, the two side of square opening 112 is concaved with the wire depression 113 that be arranged in parallel, these 113 fixings that cave in have a cover plate 114, in order to square opening 112 is blocked, prevent that dust from entering in the receiving space 15; The both sides at 11 rear portions, pedestal 1 top also are provided with the opening 110 that extends in the receiving space 15, opening 110 front ends are provided with the elastic arm 111 that extends in the receiving space 15, this elastic arm 111 compresses electronic cards 200, in order to the fixing effect that increases electronic cards 200 and increase itself and the effect that contacts of conducting terminal 2; 11 two side ends are respectively equipped with a recess 115 at pedestal 1 top, have the holding hole 116 of bottom 12 in the recess 115, and holding hole 116 is installed on electric connector 100 on the circuit board (not shown) in order to cooperate with bolt (not shown); 12 two ends, pedestal 1 bottom are extended with some reference columns 121 downwards, reference column 121 comprises that the expansion section 122 that links to each other with pedestal 1 bottom 12 reaches 122 cylinders 123 that extend from the expansion section downwards, cylinder 123 is in order in the holding hole that stretches into circuit board (not shown), and the front end in 12 left sides, bottom also has the location division 124 that protrudes out downwards; Before pedestal 1 bottom 12, the rear end is extended with the holding board 125 that is parallel to each other respectively downwards, two holding boards 125 are concordant with the front and rear surfaces of pedestal 1 respectively, the mutual concordant setting of lower surface of the lower surface of holding board 125 and location division 124 and reference column 121 expansion sections 122, the outer surface of holding board 125 is concaved with some first accepting grooves 1251 that run through the vertical setting of holding board 125, in receiving space 15, be extended with horizontally disposed second accepting groove 1252 from first accepting groove, 1251 tops, second accepting groove 1252 is positioned at the below of receiving space 15 and is connected with receiving space 15, before being in, after second accepting groove 1252 between have the stop part 152 that protrudes from receiving space 15 belows, before stop part 152, the rear end has the square aperture 154 that runs through bottom 12; Holding board 125 1 ends that are positioned at pedestal 1 rear end are connected with the holding body 126 in order to fixing switch 3, this holding body 126 be positioned at pedestal 1 square opening 112 under, holding body 126 and the mutual concordant setting of the lower surface of holding board 125, first, second inserting groove 1261,1262, two inserting grooves 1261,1262 front and back that have the vertical setting that extends in the receiving space 15 in the holding body 126 connect.

2 one-tenth two groups of settings in front and back of conducting terminal, its include horizontally disposed first holding parts 21, extend downwards from first holding parts, 22 1 ends with first holding parts, 21 orthogonal second holding parts 22, extend and contact site 23 that upwards protrudes out and the weld part 24 that extends straight down from second holding parts 22 from first holding parts, 21 other ends, the both sides of first holding parts 21 and second holding parts 22 are equipped with clamping part 26,27, and the end of contact site 23 has horizontally extending butting section 25.

Switch 3 comprises that first switch terminal 31 and second switch terminal 32, the first switch terminals 31 that can be in contact with one another or disconnect be formed by sheet metallic object bending respectively with second switch terminal 32.First switch terminal 31 comprise horizontally disposed first holding parts 310, from first holding parts, 310 front ends recede the drive division 311 that extends, self-driven 311 horizontally extending backward abutting part 312, from first holding parts 310, first Plug Division 313 vertical that vertically extend downwards with first holding parts 310, Plug Division 313 vertically is extended with first junction surface 314 downwards, abutting part 312 left and right sides are extended with a pair of clamping limb 315 that is oppositely arranged respectively downwards, and clamping limb 315 bottoms are provided with first contact site 316 of diagonally extending laterally; Second switch terminal 32 comprises second Plug Division 323 of vertical setting, extend forward respectively from two ends, 323 left and right sides, second Plug Division and with Plug Division 323 orthogonal a pair of elastic portion 320, own elasticity portion 320 tops second contact site 326 of diagonally extending and second junction surface 324 of extending straight down to the inside from second Plug Division 323, elastic portion 320 is positioned at clamping limb 315 inboards, and second contact site 326 can be in contact with one another with first contact site 316 or disconnect.

During 100 assemblings of the utility model electric connector, earlier conducting terminal 2 and switch 3 are assembled on the base 1, conducting terminal 2 is respectively from pedestal 1 outside inwardly plant, first holding parts 21 of conducting terminal 2 and second holding parts 22 are respectively by its clamping part 26,27 accommodate 1252 and first accepting groove, 1251 inwalls with pedestal 1 second respectively cooperates, conducting terminal 2 is immobilizated in the pedestal 1, conducting terminal 2 contact sites 23 convexedly stretch in the receiving space 15 in order to electrically to contact with electronic cards 200, the butting section 25 of contact site 23 ends is resisted against on the stop part 152 of receiving space 15 belows, in order to increase the extruding force of 200 of contact site 23 and electronic cards, conducting terminal 2 weld parts 24 extend holding board 125 lower surfaces downwards in order to weld with circuit board (not shown), switch 3 is inserted in the holding body 126 of pedestal 1 bottom 12 and is positioned at the outside, rear of conducting terminal 2 contact sites 23 along the square opening 112 of pedestal 1 rear end, first of first switch terminal 31 and second switch terminal 32, second Plug Division 313,323 are plugged in first respectively, second inserting groove 1261, fixing in 1262, first, second junction surface 314,324 extend holding body 126 lower surfaces respectively in order to weld with circuit board (not shown), first holding parts 310 is resisted against square opening 112 bottoms, its drive division 311 and abutting part 312 extend in the receiving space 15, in order to electronic cards 200 Elastic Contact; Second switch terminal 32 elastic portion 320 are positioned at the inboard, below of first switch terminal, 31 clamping limbs 315, cover plate 114 are cooperated with the depression 113 of square opening 112 sidewalls from back to front again, and cover plate 114 is immobilizated in square opening 112 tops, in order to sealing square opening 112.

The utility model electric connector 100 is along with the insertion of electronic cards 200, the end edge 201 of electronic cards 200 compresses first switch terminal, 31 drive divisions 311 gradually moves down its clamping limb 315, impel clamping limb 315 to be held on second switch terminal 32 elastic portion 320 outsides, make first contact site 316 respectively with second contact site, the 326 mutual CONTACT WITH FRICTION of second switch terminal 32, realize switching function, because two

switch terminals

31,32 have a pair of clamping limb 315 and the elastic portion 320 that can be in contact with one another respectively or disconnect, if the elastic failure of one of them clamping limb 315 or elastic portion 320, switch 3 still can keep operate as normal, the reliability of switch 3 detecting functions improves, in addition, clamping limb 315 can be removed dust adsorbed on the contact-making surface with elastic portion 320 contact friction processes, has dustproof effect, guarantee fully contacting of first switch terminal 31 and second switch terminal 32, guaranteed the detecting quality of switch 3.

The utility model electric connector switch can also have other more execution modes except that above-mentioned execution mode.Another execution mode of the utility model electric connector switch 4, see also Fig. 7 and shown in Figure 8, switch 4 comprises first switch terminal 41 and second switch terminal 42, first switch terminal 41 is identical with first switch terminal, 31 physical dimensions in the above-mentioned execution mode, first switch terminal 41 comprises horizontally disposed first holding parts 410 equally, the drive division 411 that recedes and extend from first holding parts, 410 front ends, self-driven 411 horizontally extending backward abutting part 412, first Plug Division 413 vertical of extending downwards from holding parts 410 with first holding parts 410, first Plug Division 413 vertically is extended with first junction surface 414 downwards, abutting part 412 left and right sides are extended with a pair of clamping limb 415 that is oppositely arranged respectively downwards, and clamping limb 415 bottoms are provided with first contact site 416 of diagonally extending laterally; Second switch terminal 42 comprises second Plug Division 423 of vertical setting, extend forward from two ends, 423 left and right sides, second Plug Division and with second Plug Division, 423 orthogonal a pair of elastic portion 420, circular arc kink 421 that own elasticity portion 420 front portions protrude out laterally and second junction surface 424 of extending straight down from second Plug Division 423, kink 421 tops have second contact site 426 of diagonally extending to the inside, second contact site 426 is oppositely arranged and has an identical angle of inclination, this second contact site 426 is in contact with one another in order to first contact site 416 with first switch terminal 41 or disconnects, insertion along with electronic cards, the end edge of electronic cards compresses first switch terminal, 41 drive divisions 411 gradually moves down its clamping limb 415, make clamping limb 415 be held on second switch terminal 42 elastic portion 420 outsides, make first contact site 416 respectively with second contact site, the 426 mutual CONTACT WITH FRICTION of second switch terminal 42, realize switching function, because two

switch terminals

41,42 have a pair of clamping limb 415 and the elastic portion 420 that can be in contact with one another respectively or disconnect, if the elastic failure of one of them clamping limb 415 or elastic portion 420, switch 4 still can keep operate as normal, the reliability of switch 4 detecting functions improves, in addition, clamping limb 415 can be removed dust adsorbed on the contact-making surface with elastic portion 420 contact friction processes, has dustproof effect, guarantee fully contacting of first switch terminal 41 and second switch terminal 42, guaranteed the detecting quality of switch 4.

Claims

1. electric connector, it comprises pedestal, be contained in the conducting terminal in the pedestal and be installed on switch on the pedestal, pedestal is provided with the accepting groove of receiving space and fixing conducting terminal, conducting terminal includes and the pedestal holding parts of fixing mutually, extend into the contact site in the described receiving space and extend the weld part of pedestal bottom, switch comprises first switch terminal and second switch terminal, described first switch terminal comprises first holding parts and extends first junction surface of pedestal, the second switch terminal comprises second Plug Division, a pair of elastic portion of extending and second junction surface of extending pedestal from second Plug Division, it is characterized in that: first switch terminal also comprises a pair of clamping limb that extends from first holding parts, and described clamping limb can be respectively be in contact with one another with adjacent elastic portion or disconnects.

2. electric connector as claimed in claim 1, it is characterized in that: described first switch terminal also comprises being inclined upwardly from first holding parts and extends into the drive division in the receiving space, self-driven horizontally extending abutting part, and described clamping limb extends downwards respectively from the abutting part both sides and forms.

3. electric connector as claimed in claim 2 is characterized in that: described clamping limb bottom is provided with first contact site of diagonally extending laterally.

4. electric connector as claimed in claim 3 is characterized in that: described elastic portion top is provided with second contact site of diagonally extending to the inside, and second contact site can be in contact with one another with first contact site or disconnect.

5. electric connector as claimed in claim 1 is characterized in that: described elastic portion is between clamping limb.

6. electric connector as claimed in claim 1 is characterized in that: described pedestal is provided with the holding board that extends the pedestal bottom, and described accepting groove runs through holding board, and described conducting terminal weld part extends the holding board lower surface.

7. electric connector as claimed in claim 1, it is characterized in that: described pedestal top is provided with the elastic arm that extends in the receiving space, described pedestal bottom is provided with the reference column and the location division of downward extension, reference column comprises expansion section that links to each other with the pedestal bottom and the cylinder that extends from the expansion section, described expansion section lower surface and the concordant setting of described location division lower surface downwards.

8. electric connector switch, it comprises first switch terminal and second switch terminal, described first switch terminal comprises first holding parts and first junction surface, the second switch terminal comprises second Plug Division, a pair of elastic portion and second junction surface of extending from second Plug Division, it is characterized in that: first switch terminal also comprises a pair of clamping limb that extends from first holding parts, and described clamping limb can be respectively be in contact with one another with adjacent elastic portion or disconnects.

9. electric connector as claimed in claim 8, it is characterized in that: described first switch terminal also comprises drive division, self-driven the horizontally extending abutting part that is inclined upwardly and extends from first holding parts, described clamping limb extends downwards respectively from the abutting part both sides and forms, and described clamping limb bottom is provided with first contact site of diagonally extending laterally.

10. electric connector as claimed in claim 9 is characterized in that: described elastic portion is between clamping limb, and the elastic portion top is provided with second contact site of diagonally extending to the inside, and second contact site can be in contact with one another with first contact site or disconnect.