CN201112628Y - Slot connector - Google Patents

Abstract

A slot connector is provided, which comprises an insulating main body; a first row of electrically-conducting terminals; a second row of electrically-conducting terminals; a slot provided in the lengthwise direction of the insulating main body; and a plurality of first storage grooves and a plurality of second storage grooves which are arranged respectively at two sides of the slot to store the first row and the second row of electrically-conducting terminals. The first storage grooves are molded on the insulating main body to form a first support part. The second storage grooves are molded on the insulating main body to form a second support part. A first retention part is provided in front of the first row of electrically-conducting terminals. The first support part is bent to form a first flexible contact part. A second retention part is provided in front of the second row of electrically-conducting terminals. The second support part is bent to form a second flexible contact part. The first retention part is leaned against the first support part of the insulating main body at a certain tilt angle. The second retention part is leaned against the second support part of the insulating main body at a certain tilt angle. The tilt angle is configured to avoid the bad contact between the electrically-conducting terminal and the electronic card and to protect the electrically-conducting terminal from being damaged.

Description

Connector

[technical field]

The utility model relates to a kind of connector.

[background technology]

Since electronic product came out, along with the continuous progress of society, electronic product also constantly developed with a kind of speed more rapidly and relates to various fields gradually on a large scale, and for example electronic product such as computer, removable phone popularizes.Along with the continuous development of science and technology, electronic products such as computer, removable phone constantly develop towards the little direction of volume greatly from original volume, and it is thin constantly to be lightened by heaviness, become portable type electronic product by being difficult to move.

No matter be large-scale or small machine, electronic building brick all plays a part very important to electronic product.Along with electronic products such as computer, removable phone constantly towards lightening, microminiaturization and portable development, be used in also continuous integrated and slightization of electronic building brick of computer, removable phone etc., make electronic product constantly develop to light, thin and multiple functional direction.

At present, a kind of connector that industry is generally used, it comprises an insulating body, first row's conducting terminal and second row's conducting terminal.Wherein, insulating body comprises a lengthwise matrix and the button gripping arm of being located at the matrix two ends, be provided with one along a side of the longitudinally of this matrix and be used for the slot that is connected with electronic cards, on two walls about slot, be provided with most terminal containing slots, first row's conducting terminal and second row's conducting terminal are contained in the terminal containing slot, are respectively equipped with and the contacted elastic contact part of electronic cards on first row's conducting terminal and the second row's conducting terminal.

Because on first row's conducting terminal and the second row's conducting terminal and the gap between the contacted elastic contact part of electronic cards is difficult to control; usually can cause excesssive gap or too small; if excesssive gap; then elastic contact part is difficult to touch electronic cards; cause loose contact between conducting terminal and the electronic cards; if the gap is too small, then be easy to damage conducting terminal during plug-in card.

Therefore, be necessary to invent a kind of new connector, to overcome above-mentioned defective.

[utility model content]

The purpose of this utility model is to provide a kind of connector that prevents loose contact between conducting terminal and the electronic cards and prevent to damage conducting terminal.

To achieve these goals, the utility model connector, comprise: insulating body, first row's conducting terminal and second row's conducting terminal, one side of described insulating body is provided with a slot along the insulating body longitudinally, described slot both sides are respectively equipped with first accepting groove and second accepting groove that majority is accommodated first row and second row's conducting terminal, after being shaped, described first accepting groove forms first butting section on insulating body, after being shaped, described second accepting groove forms second butting section on insulating body, the front end of described first row's conducting terminal is provided with first support division, form first elastic contact part by first support division bending back, the front end of described second row's conducting terminal is provided with second support division, form second elastic contact part by second support division bending back, described first support division becomes certain angle of inclination to be resisted against first butting section of described insulating body, and described second support division becomes certain angle of inclination to be resisted against second butting section of described insulating body.

Compared with prior art, first support division of first row's conducting terminal of the utility model connector becomes certain angle of inclination to be resisted against first butting section of described insulating body, second support division of second row's conducting terminal becomes certain angle of inclination to be resisted against second butting section of described insulating body, because first support division becomes certain angle of inclination to be resisted against first butting section and becomes certain angle of inclination to be resisted against the such architectural feature in second butting section with second support division, therefore control first row's conducting terminal that can be suitable and the gap between second row's conducting terminal and the contacted elastic contact part of electronic cards make it be unlikely to excessive or too small.The elastic contact part that electronic cards is inserted slot and first row's conducting terminal and second row's conducting terminal can prevent first row's conducting terminal and second row's conducting terminal and electronic cards loose contact and damage conducting terminal when contact.

[description of drawings]

Fig. 1 is the insulating body of the utility model connector and the three-dimensional exploded view of conducting terminal.

Fig. 2 is the stereogram of the insulating body of the utility model connector.

Fig. 3 is the stereogram in another orientation of insulating body of the utility model connector.

Fig. 4 is the insulating body of the utility model connector and the three-dimensional exploded view of circuit board.

Fig. 5 is the electronic cards of the utility model connector and the three-dimensional exploded view of insulating body.

Fig. 6 is the stressed schematic diagram of conducting terminal in insulating body of the utility model connector.

Fig. 7 is the schematic diagram before the electronic cards of the utility model connector is inserted insulating body.

Fig. 8 is that the electronic cards of the utility model connector is inserted the schematic diagram in the insulating body.

Fig. 9 is the schematic diagram after the electronic cards of the utility model connector is inserted insulating body.

Figure 10 is the stereogram that second of the utility model connector is arranged a terminal in the conducting terminal.

Figure 11 is the stereogram that first of the utility model connector is arranged a terminal in the conducting terminal.

Figure 12 is first row of the utility model connector terminal and the front view of a terminal in second row's conducting terminal when matching in the conducting terminal.

Figure 13 is the front view that second of the utility model connector is arranged a terminal in the conducting terminal.

Figure 14 is the partial sectional view of the insulating body that is equiped with conducting terminal of the utility model connector.

Figure 15 is the partial sectional view in another orientation of the insulating body that is equiped with conducting terminal of the utility model connector.

Figure 16 is the partial sectional view of taking away an insulating body behind the terminal of the utility model connector.

[embodiment]

Below in conjunction with accompanying drawing the utility model connector is described further.

Please refer to Fig. 1 to Fig. 6, the utility model connector comprises insulating body 1, first row's conducting terminal 2 and second row's conducting terminal 3 and the two buckle gripping members 4.Insulating body 1 comprises lengthwise mold base 11 and is located at the plastics button gripping arm 12 at matrix 11 two ends, plastics button gripping arm 12 is one-body molded with matrix 11, one side of matrix 11 is provided with a slot 13 along matrix 11 longitudinallies, the electronic cards 8 that can be used for pegging graft, and a side of insulating body 1 also is provided with multiple holes 16 and 17.A side that the matrix 11 of insulating body 1 is provided with slot is defined as right surface 110, a side relative with right surperficial 110 on the insulating body 1 is defined as left surface 112, a side that insulating body 1 is provided with hole 16 and 17 is defined as basal surface 111, the basal surface of matrix 11 is identical with the basal surface of insulating body 1, the basal surface that is matrix 11 also is 111, the right surface 122 of plastics button gripping arm 12 and the right surface 110 of insulating body 1 are the same side, and the left surface 123 of plastics button gripping arm 12 and the left surface of insulating body 1 112 are the same side.Plastics button gripping arm 12 is provided with the accommodation space 121 that is used for ccontaining buckle gripping member 4, and accommodation space 121 extends to left surface 123 from the right surface 122 of plastics button gripping arm 12, runs through insulating body 1.First, second wall 131,132 of slot 13 is respectively equipped with a plurality of accepting grooves 1311,1321, is used to accommodate first row's conducting terminal 2 and second row's conducting terminal 3.The basal surface 111 of matrix 11 is provided with guide pillar 15, is plugged in the corresponding through hole 6 that is arranged on the printed circuit board (PCB) 5, so that electric connector is fixed on the printed circuit board (PCB) 5.When can reducing insulating body 1 plastic shaping, the hole 16 that the bottom surface 111 of matrix 11 is provided with and 17 distorts because of plastics thickness is excessive, the top in hole 16 is first butting section 161, it is used for the head 22 of block first row's conducting terminal 2, and this hole 16 communicates with a plurality of accepting grooves 1311 of first wall 131, form one and allow bit space 17, this allows bit space 17 be formed by slide block by mould, and needed enough deformation spaces when first row's conducting terminal, 2 strains can be provided.

Please refer to Fig. 6 to Figure 16, first row's conducting terminal 2 and second row's conducting terminal 3 are contained in respectively in first wall 131 of slot 13 and the accepting groove 1311 and 1321 that second wall 132 is provided with, each terminal 20 of first row's conducting terminal 2 and second row's conducting terminal 3 and 30 front end have an elastic arm 21 and 31 respectively, wherein the free terminal of the elastic arm 21 of first row's conducting terminal, 2 each terminal 20 is first support division 22, it is head 22, first support division 22 is held in first butting section 161 of insulating body 1, and forms an angle D with first butting section 161.Be inclined upwardly after 22 bendings of first support division and extend to form first rake 23, continue bending by first rake 23 and extend to form second rake 25, be provided with a bending part between first rake 23 and second rake 25, bending part is and electronic cards 8 contacted elastic contact parts 24, elastic contact part 24 is revealed in the slot 13 of insulating body 1, form transition part 26 by second rake, 25 bending extensions, the knee is first bend 210, by transition part 26 vertically bend and extend to form one with the 3rd butting section 162 contacted connecting portions 27 of insulating body 1, extend to form holding parts 28 by connecting portion 27 vertical bendings, but this holding parts 28 is provided with the fixing salient point 281 of a self-locking, when the slot 13 of electronic cards 8 insertion insulating bodies 1 contacts with the elastic contact part 24 of first row's conducting terminal 2, each terminal 20 of first row's conducting terminal 2 is subjected to the downward pressure effect of electronic cards 8, first support division 22 of first row's conducting terminal 2 is subjected to the downward pressure effect of first butting section 161, also be subjected to the effect of frictional force left simultaneously in the holding parts 28 of insulating body 1 contact, therefore each terminal 20 has the trend that rotates counterclockwise, and salient point 281 is stuck in the insulating body 1 in the groove 1312 adjacent with accepting groove 1311, when each terminal 20 desire is rotated, the salient point 281 that is provided with on the holding parts 28 of each terminal 20 is just tangled by groove 1312, and contact with 162 with the last lower wall 163 of groove 1312, this structure is provided with just can stop this rotation, so salient point 281 produces the fixing effect of self-locking to each terminal 20.Extend to form a weld part 29 by holding parts 28 bendings, form one section difference space 7 between this holding parts 28 and the weld part 29, the structure that is used for fixing each terminal 20 of first row's conducting terminal 2, this weld part 29 passes the basal surface 111 of insulating body 1 and extends towards right surperficial 110 the direction away from insulating body 1, and it welds mutually with circuit board 5.

The free terminal of the elastic arm 31 of each terminal 30 of second row's conducting terminal 3 twists and forms one second support division 32 downwards, second support division 32 is held in second butting section 10 of insulating body 1, and form an angle C with second butting section 10, extend to form one first rake 320 by second support division 32 bending downwards, form a suitable negative angle A between second support division 32 and first rake 320, this negative angle A is held on second butting section 10 of insulating body 1 second support division 32 of each terminal 30 of second row's conducting terminal 3 just, be bent to form second rake 330 by first rake 320, be provided with between first rake 32 and second rake 330 one little raise up and with electronic cards 8 contacted elastic contact parts 33, contact site 33 electrically contacts with the golden finger of electronic cards 8, and contact site 33 is revealed in the slot 13 of insulating body 1.By second rake, 330 crooked and horizontal-extending one transition parts 34, the knee is second bend 37, form an included angle B between second rake 330 and the transition part 34, this included angle B can provide 31 1 strain spaces of elastic arm of each terminal 30 of second row's conducting terminal 3, extend a junction 35 by transition part 34 vertical bendings, vertically extend a weld part 36 again by connecting portion 35.Basal surface 111 and court that weld part 36 passes insulating body 1 respectively extend away from the direction of the left surface 112 of insulating body 1, and it is soldered on the printed circuit board (PCB) 5.When electronic cards 8 is inserted the slot 13 of insulating body 1, the elastic arm 31 of each terminal 30 of second row's conducting terminal 3 produces strain, after producing strain, the bend 37 of each terminal 30 of second row's conducting terminal 3 is held on the 4th butting section 1211 of insulating body 1.

Second support division 32 and second butting section 10 that first support division 22 of each terminal 20 of first row's conducting terminal 2 and first butting section 161 form each terminal 30 of angle D and second row's conducting terminal 3 forms and forms a suitable negative angle A between angle C and second support division 32 and first rake 320 and can guarantee that first arranges conducting terminal 2 and second and arrange gap between the elastic contact part 24 and 33 of conducting terminal 3, contacts unimpeded with electronic cards with assurance.

Each terminal 30 of each terminal 20 of first row's conducting terminal 2 and second row's conducting terminal 3 is crisscross arranged, and when insulating body 1 is gone in each terminal 20 and 30 installings, first bend 210 of each terminal 20 and second bend 37 of each terminal 30 are provided with the right surface 110 of slot together towards insulating body 1, the weld part 29 of each terminal 20 and the weld part 36 of each terminal 30 are towards opposite and in the same plane, second support division 32 of first support division 22 of each terminal 20 and each terminal 30 forms a drop 130, and this drop 130 is used to accommodate electronic cards 8.

During assembling, kink 23 with first row's conducting terminal 2 pre-folds certain angle earlier, then by pressure setting (can be artificial also can be machine), it comprises fixed head, the terminal pressing plate, spring base, the insulating body holder, pressing plate and push pedal (not shown), wherein insulating body 1 is fixed in (not shown) on the insulating body holder, the terminal pressing plate is also fixed (not shown) by the fixing while of pressing plate by spring base, at first fixedly make first row's conducting terminal 2 aim at accepting groove 1,311 first row's conducting terminal 2, and it is imported in the accepting groove 1311 (not shown) by fixed head; And then press the contact site 23 of the projection of first row's conducting terminal 2 with the terminal pressing plate, first row's conducting terminal 2 is pressed down (not shown); Push away first connecting portion 27 of arranging conducting terminal 2 with push pedal at last first row's conducting terminal 2 is pushed (not shown) in the accepting groove 1311.First row's terminal 2 compression is positioned over makes first support division 22 prop up first butting section 161 of insulating body 1 in the accepting groove 1311, after decontroling first row's terminal 2, because the elastic force of first row's terminal 2 self and the angle of elastic arm 21 in this insulating body 1 be less than the angle that pre-folds, so connecting portion 27 bullets are to insulating body 1 and be held in the 3rd butting section 162 on the insulating body 1.The remainder of first row's conducting terminal 2 passes accepting groove 1311 and holding parts 28 is located in the insulating body 1.Simultaneously, holding parts 28 is provided with two protuberances 281 and can firmly be contained in the accepting groove 1311 and first row's conducting terminal 2 can not overturn when elastic dilatation, thereby this structure can produce a torque force jointly 2 self-lockings of first row's conducting terminal is fixed.When electronic cards 5 was inserted connectors, electronic cards 5 pressed down kink 23 and kink 23 is moved to allow bit space 17, drives whole elastic arm 21 simultaneously and moves down, and makes first conducting terminal 2 make bit space 17 free movable.In addition, the elastic contact part 24 of first row's conducting terminal 2 is revealed in slot 13.When packing second row's conducting terminal the terminal containing slot 1321 of insulating body 1 into, also directly push (not shown) in the accepting groove 1321 after with its aligning accepting groove 1321 with a pressure setting.Second support division 32 of second row's conducting terminal 3 is held in second butting section 10, and elastic contact part 33 is revealed in slot 13.When electronic cards 8 is inserted connector, thereby electronic cards 8 compresses elastic arm 31 and makes connecting portion 35 stress deformations, when pressing on second support division 32 forward, electronic cards 8 then make its stress go to elastic arm 31, the stress that can disperse second row's conducting terminal 3 like this under the prerequisite that guarantees positive force avoids second row's conducting terminal 3 tired too fast. First support division 22 and 32 of first row's conducting terminal 2 and second row's conducting terminal 3 all is held in first butting section 161 and second butting section 10 on the insulating body 1, to guarantee first row's conducting terminal 2 and the distance of second row between the conducting terminal 3, prevent that first row's conducting terminal 2 and second row's conducting terminal 3 from contacting and be short-circuited phenomenon.

Compared with prior art, the first row's conducting terminal of the utility model connector and the front end of second row's conducting terminal become certain angle of inclination to be resisted against first butting section and second butting section of described insulating body respectively, because the front end of first row's conducting terminal and second row's conducting terminal and first butting section and second butting section of insulating body have a certain degree, control first row's conducting terminal that can be suitable and the gap between second row's conducting terminal and the contacted elastic contact part of electronic cards make it be unlikely to excessive or too small.The elastic contact part that electronic cards is inserted slot and first row's conducting terminal and second row's conducting terminal can prevent first row's conducting terminal and second row's conducting terminal and electronic cards loose contact and damage conducting terminal when contact.

Claims (10)

1. connector, it is characterized in that, comprise: insulating body, first row's conducting terminal and second row's conducting terminal, one side of described insulating body is provided with a slot along the insulating body longitudinally, described slot both sides are respectively equipped with first accepting groove and second accepting groove that majority is accommodated first row and second row's conducting terminal, after being shaped, described first accepting groove forms first butting section on insulating body, after being shaped, described second accepting groove forms second butting section on insulating body, the front end of described first row's conducting terminal is provided with first support division, form first elastic contact part by first support division bending back, the front end of described second row's conducting terminal is provided with second support division, form second elastic contact part by second support division bending back, described first support division becomes certain angle of inclination to be resisted against first butting section of described insulating body, and described second support division becomes certain angle of inclination to be resisted against second butting section of described insulating body.

2. connector as claimed in claim 1 is characterized in that: a side of described insulating body is provided with majority can provide the conducting terminal strain the needed hole that allows bit space, and described hole communicates with described first accepting groove.

3. connector as claimed in claim 2 is characterized in that: described first butting section is the top in described hole.

4. connector as claimed in claim 1, it is characterized in that: described first row's conducting terminal and second row's conducting terminal further comprise first bend and second bend respectively, repeatedly be bent to form first weld part by first bend, repeatedly be bent to form second weld part by second bend, described first bend and second bend are towards consistent.

5. connector as claimed in claim 4 is characterized in that: described first bend and second bend are provided with a side of described slot towards described insulating body.

6. connector as claimed in claim 4 is characterized in that: described first weld part and second weld part be towards on the contrary, and first weld part and second welding position are in same plane.

7. connector as claimed in claim 1, it is characterized in that: described first row's conducting terminal further comprises connecting portion, vertically be bent to form holding parts by connecting portion, described holding parts is provided with one can make the fixing salient point of described first row's conducting terminal self-locking.

8. connector as claimed in claim 7 is characterized in that: described insulating body further comprises the 3rd butting section, and described connecting portion is held in described the 3rd butting section.

9. connector as claimed in claim 8 is characterized in that: first butting section that leans with described first support division and form a drop with the 3rd butting section that described connecting portion offsets.

10. connector as claimed in claim 9 is characterized in that: when installing first row's conducting terminal in the plastic eyelet of described insulating body, described first support division wears described drop and is held on the insulating body.

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