CN2485834Y

CN2485834Y - Card inserting connector

Info

Publication number: CN2485834Y
Application number: CN 01223592
Authority: CN
Inventors: 曹惠雯
Original assignee: Individual
Current assignee: P Two Industries Inc
Priority date: 2001-05-15
Filing date: 2001-05-15
Publication date: 2002-04-10
Anticipated expiration: 2011-05-15

Abstract

The utility model relates to a card connector which is composed of a body, elastic arms and elastic fixed pieces, wherein the body is provided with two longitudinal side walls and a row of terminal containing slot holes. A card containing slot is formed between both side walls and is spliced with an electronic card. Both sides of the body respectively and transversely extend one elastic arm, and the inner side of each elastic arm is provided with a convex buckle. One end pin of a body of one elastic fixed piece is clamped into a bottom slot, and is connected with a circuit board by the bottom surface of the folding part of a combining part. The outer side of each elastic arm is close to the front end and is provided with a side convex part. One end pin of a side body connected with the elastic fixed pieces, and the body part are inserted into a vertical slot. The front end of the side body extends an inverse hook sheathed on the front ends of the elastic arms.

Description

Card connector

The utility model relates to a kind of card connector, is meant that especially a kind of connector one end is connected with circuit board, the connector construction that the connector other end then is communicated with in order to the electronics of pegging graft (storage, intelligence) card and formation telecommunication.

Known have a kind of calculator memory card connector, as shown in Figure 1, the straight stopper 11a of metallic object 1a top forms a metal and pulls arm 12a behind a short slot 14a, this metal is pulled arm 12a outer end and is formed with and colludes body 13a, when metallic object 1a is solidly plugged in housing arm body, this metal is pulled body and is colluded body and is coated on the outside and the end that housing is pulled arm respectively, strengthen this housing and pull arm intensity, and pull the same body action of arm with this, by above-mentioned known configurations, all be in order to strengthen the intensity of arm body, but it all adopt and coat the place, outer end that is inserted in the arm body, this kind mode can make on the contrary when stressed strength is put on the slot place, is split in the slot place.For the article of more realistic demand are provided, the creator researchs and develops, to solve the known problem that is subjected to force intensity in the use.

The purpose of this utility model is to propose a kind of card connector of being made up of body, elastic arm and flexible fastening sheet, it has promoted the bending elasticity and the working strength at connector arm place, more can make things convenient for the welding stationarity of arm, thereby solve the existing in prior technology problem.

The technical scheme that the utility model adopted is that it includes:

One body, it has two longitudinal side walls, and the row's terminal that is equipped with terminal that respectively connects that is arranged on therebetween holds slotted eye, each terminal is connected on the circuit board, and between the two side, be formed with one the card holding tank, be plugged with one side of an electronic cards in this card holding tank, between the following longitudinal side wall of body and elasticity, be equipped with a gusset plate, in body, offer a kerve at the front end place of gusset plate;

A pair of elastic arm, it respectively has the extended elastic arm of integral transverse by these body both sides, is positioned with the both sides of electronic cards with elastic arm, and there is a prominent button inboard of each elastic arm to fasten electronic cards, be provided with a collateral part in the elastic arm front end outside, by offering a upright groove between collateral part and elastic arm: and

A pair of flexible fastening sheet, it has an end pin, insert the kerve that is stuck in this body with the end pin respectively, the flexible fastening sheet is connected to a joint portion by this end pin, the bottom surface of joint portion is connected on this circuit board, and flexible fastening sheet upwards folding is formed with a lateral body, and lateral body has an end foot and the whole body portion, insert in the upright groove with end foot, the front end of shell fragment body portion extends into an overhead kick to be placed in the elastic arm front end.

Characteristics of the present utility model are:

The utility model is the connector that is built in a kind of being applicable on the motherboard, it mainly is connector as the fixed storage card, be based on known connector both sides and adopt plastic assembly, then can't form pad, and fracture in the storage card plug easily, if metal assembly is only used in both sides, then use one can produce elastic fatigue for a long time, form the phenomenon that gets loose, and cost height, elasticity is also poor, so, with the compound use of the steel of plastic material and metal, be preferable structure, can improve aforesaid every shortcoming, promote the bending elasticity at connector arm place and the intensity of use, more can make things convenient for the welding stationarity of arm.

Secondary objective of the present utility model is to provide a kind of card connector, it is simple for elastic arm is made, save material, adopt chimeric reinforced structure, be inserted in the upright groove place of elastic arm with the flexible fastening sheet, have concurrently to make easily and be easy to characteristic, make the utility model more be applicable to the robustness of the Plug Action of repetition with combination, and improve of the present utility model in conjunction with the time stationarity with use in stability, be different from known effect with generation.

Fig. 1 is known three-dimensional exploded view.

Fig. 2 is a stereogram of the present utility model.

Fig. 3 is the part enlarged drawing of the utility model Fig. 2.

Fig. 4 is the utility model three-dimensional exploded view.

Fig. 5 is the part enlarged drawing of the utility model Fig. 4.

Fig. 6 is the top view of flexible fastening sheet of the present utility model.

Fig. 7 is the front view of flexible fastening sheet of the present utility model.

Fig. 8 is the left side view of flexible fastening sheet of the present utility model.

Fig. 9 is the utility model combination back tool flexible fastening sheet top view partly.

Figure 10 is the utility model combination back tool flexible fastening sheet front view partly.

Figure 11 is the utility model combination back tool flexible fastening sheet left side view partly.

Figure 12 is the action view of Fig. 9 of the present utility model.

Figure 13 is the decomposing schematic representation that the utility model engages with circuit board.

Further specify preferred embodiment of the present utility model in conjunction with above-mentioned each accompanying drawing now.

See also Fig. 2 to shown in Figure 13, be a kind of card connector of the utility model, this connector 1 has the body 10 of a connector 1, body 10 is on it has, under

longitudinal side wall

11,12, and be arranged on two

side

11,12 therebetween the several terminals of terminal 14 that are equipped with a row that connect hold slotted eye 13, each terminal 14 is to join (as shown in figure 13) with the terminal connections 41 of circuit board 4, and in the two

side

11,12 recessed card holding tanks 15 that are formed with, be plugged with one side of an electronic cards 2 at card holding tank 15, respectively be provided with by body 10 both sides and laterally extend an elastic arm 16 forward, be positioned with the dual-side of electronic cards 2 with elastic arm 16, the inboard of each elastic arm 16 is provided with a prominent button 17, can fasten a shrinkage pool 21 of corresponding setting on the electronic cards 2 with prominent button 17, following

longitudinal side wall

11 and 16 of elastic arms at body 10 are equipped with a gusset plate 18, offer a kerve 19 (as shown in Figure 5) at the front end place of gusset plate 18 in body 10.

To shown in Figure 8, have a main body 30 and a lateral body 35 with a flexible fastening sheet 3 as Fig. 6, main body 30 has an end pin 31, insert in the kerve 19 with end pin 31, and being connected in kerve 19, the side of end pin 31 is provided with spiny a pair of outstanding 32, with outstanding 32 stationarity of promoting stators 3 one sides; Stator 3 has a joint portion 33, joint portion 33 is to the folding part 34 of side formation as scalariform, bottom surface with folding part 34 is connected on the junction point 42 of a circuit board 4, usually joint portion 34 and 4 of circuit boards are solder joints, joint portion 32 is fixed on the circuit board 4, promptly can promote the anchorage of elastic arm 16, more can not have influence on the associativity of terminal 14, allow the turnover of electronic cards 2 use more smooth and easy.

In the elastic arm 16 front ends outside, be provided with a collateral part 161, offer a upright groove 162 by

collateral part

161 and 16 of elastic arms, insert in the upright groove 162 with end foot 36 of the lateral body 35 of a flexible fastening sheet 3 and

body portion

37,30 of this lateral body 35 and bodies are the states that join that are converted into 90 degree, and flexible fastening sheet 3 front ends extend into an overhead kick 39 is stuck in elastic arm 16 front ends with cover a engaging groove 163 places.

To three-view diagram shown in Figure 11, display end foot 36 is the part of broad in the middle of body portion 37, and has extended to form one narrow 38 forward, and be provided with a prominent rib 381 in narrow 38, to increase the intensity of body portion 37 for inserting upright groove 162 interior sides as Fig. 9.

Because flexible fastening sheet 3 is the intensity as reinforcement elastic arm 16, as shown in Figure 5, be formed with an end catch 166 in the bottom surface of collateral part 161 inwardly turnover process elastic arms 16 again, one gap 165 is arranged between the bottom surface of end catch 166 and elastic arm 16, the root in this gap 165 is the place, the inner of upright groove 162 just, owing between the inner face of upright groove 162 and collateral part 161, be to form the little unfilled corner 164 of imperial palace outside, look the space that forms triangular shape on promptly being, under the normal untapped state, these unfilled corner 164 places can't change, only will with electronic cards 2 buckle into or when extracting card holding tank 15, just can the generation effect, when promptly Plug Action being arranged, need force elastic arm opening slightly, the state that allows electronic cards 2 be gone into by oblique cutting transfers to form the holding state of level, and its bonding state of electronic cards and connector is consulted shown in Figure 13.

The mobile status of elastic arm 16 as shown in Figure 12, its unused state by Fig. 9 opens, be that the inner with flexible fastening sheet 3 is a pivot, the action that is offset, because elastic arm 16 is with plastics with body 10 and makes, itself also has elasticity, so can produce the action that pulls open, go into the both end sides dislocation that allows this electronic cards 2, because elastic arm 16 has prominent button 17, prominent button 17 just location is buckled in the edge at shrinkage pool 21 places that are semicircle on the electronic cards 2, and the support part 171 under the prominent button 17 can prevent that electronic cards 2 from being deviate from by horizontal direction.Because the foreign side of prominent button 17 forms from top to bottom the cambered surface of expansion gradually, the operation of Convenient button card, and below prominent button 17, be provided with a support part 171, should prominently detain 17 with strong.

Structure in sum; the utility model utilization is preset in a unfilled corner 164 of the upright groove 162 places formation of elastic arm 16; allow this elastic arm 16 when outwards pulling; can be with this unfilled corner 164 as triangular shape; formation against contact-making surface; just when elastic arm curves; starting point B place with the unfilled corner 164 of collateral part 161 forms the swing fulcrum; the end of this starting point B and width A shown in Figure 8, just width A is the length of end foot 36, and end foot 36 is held in the upright groove 162; and when making flexible fastening sheet 3 swing; main body 30 can not be affected and move, and promptly is that the B point place with flexible fastening sheet 3 is a center of rotation, is laterally rotated by the inboard; and be inner face formation abutment face with collateral part 161 unfilled corners 164; because the angle of unfilled corner is calculated through accurate, make the flexible fastening sheet when turning to conflict, just produce the location; can't pull again; because of collateral part 161 also is subjected to restriction with elastic arm 16 connecting places, can't move again, so can reach protection to this elastic arm.

So the utility model just can form strong characteristic with thin flexible fastening sheet, allow the elasticity of elastic arm increase, owing to be one chip, it is made easily, and combination also is easy to, compare with conventional structure, the utlity model has preferable usability,, good effect is also arranged preventing the structure of elastic fatigue, so the utility model can provide good usability, be different with a routine fully mechanism.

The above is the detailed description and the accompanying drawing of preferred embodiment of the present utility model, be not to be used for limiting the utility model, all scopes of the present utility model should be as the criterion with following claim scope, the embodiment and the approximate construction of the spirit variation similar with it of all claims scopes all should be included in the scope of claims of the present utility model.

Claims

1. card connector is characterized in that it comprises:

2. card connector according to claim 1 is characterized in that described elastic arm, and the bottom surface that its collateral part is inwardly transferred through elastic arm is formed with an end catch, and a gap is arranged between the bottom surface of end catch and elastic arm.

3. card connector according to claim 1 is characterized in that described elastic arm, and its collateral part inner face forms the space of a unfilled corner between upright groove place and shell fragment.

4. card connector according to claim 1 is characterized in that described flexible fastening sheet, and its joint portion forms the folding part of a scalariform, makes with folding part and circuit board to join.

5. card connector according to claim 1 is characterized in that described flexible fastening sheet, is formed with a narrow portion in its body portion, is provided with a prominent rib in narrow portion.