CN2665967Y - Memory card connector - Google Patents

Abstract

The utility model discloses a memory card connector, comprising an insulation body, a sheltering shell and a circuit module pack that is provided with conductive terminals. The insulation body consists of a U-shaped main part and the sheltering shell consists of an upper cover and a lower cover. At least one side of the main part of the insulation body is provided with a first holding block and a second holding block and the same side of the sheltering shell that is corresponding to the side of the insulation body is provided with a first holding sheet and a second holding sheet that respectively and alternately bend upwards from the lower cover and downwards from the upper cover, so as to lock with the first holding block and the second holding block of the insulation body respectively. By adopting the design, the insulation body is stably fixed to the sheltering shell with simple structure.

Description

Memory card connector

[technical field]

The utility model relates to a kind of connector, refers to a kind of memory card connector especially.

[background technology]

On February 25th, 2003, the United States Patent (USP) of bulletin disclosed a kind of existing memory card connector the 6th, 524, No. 137, and this connector comprises housing and circuit module.Housing comprises upper and lower two enclosing covers and insulating body, and wherein upper and lower two enclosing cover both sides are provided with button near two ends and hold sheet, and the insulating body front end is provided with notch and some breach, and notch is provided with the slot of accommodating memory card to the insulating body extension.Circuit module is provided with memory card link, USB link and some contact terminals.During assembling, circuit module is assembled in the insulating body below, and then button is held two enclosing covers.Yet, because two enclosing covers are only held the sheet button by the button that is arranged at its two ends and are held, expand outwardly easily when being squeezed and take place to become flexible, and the button that will influence whole enclosing cover when one of them button is held sheet and is damaged is held function, it is not firm to make upper and lower enclosing cover button hold, the insulating body and the circuit module that cause being coated on wherein take place to become flexible, thereby have influenced the electric and mechanical performance of connector.

[utility model content]

The purpose of this utility model is to provide a kind of above-mentioned shortcoming that overcomes, and can stably shielding casing be retained on the memory card connector on the insulating body.

For achieving the above object, the utility model memory card connector comprises insulating body, shielding casing and is provided with the circuit module of conducting terminal, insulating body comprises that one is the main part of " U " shape, shielding casing comprises upper and lower cover, at least one top-cross mistake of insulating body main part is provided with first, second blocked block, the corresponding insulating body of shielding casing upper and lower cover the same side bends to interlock upwards, downwards from lower cover, loam cake respectively and is provided with first, second retaining sheet, to engage with first, second blocked block of insulating body respectively.

Compared to prior art, at least one top-cross mistake of the utility model insulating body is provided with first, second blocked block, the corresponding insulating body of shielding casing the same side makes progress respectively, staggered first, second retaining sheet that engages with first, second blocked block of insulating body that is provided with of bending downwards, pass through the staggered multiple fastening of shielding casing retaining sheet and insulating body blocked block like this, make insulating body stablize and be immobilizated in shielding casing, improved the electric and mechanical performance of electric connector.

[description of drawings]

Fig. 1 is the three-dimensional combination figure of the utility model memory card connector.

Fig. 2 is another angular views of Fig. 1.

Fig. 3 is the three-dimensional exploded view of Fig. 1.

Fig. 4 is the part three-dimensional exploded view of Fig. 2.

Fig. 5 is another angular views of Fig. 4.

[embodiment]

Please refer to Fig. 1 to shown in Figure 3, the utility model memory card connector 100 comprises insulating body 1, shielding casing 2 and is assembled in the circuit module 3 of insulating body 1.

Please refer to Fig. 4 to shown in Figure 5, insulating body 1 comprises that a main part 10 that roughly is " U " shape reaches from the outward extending forward and backward adjutage 110,111 in these main part 10 1 side two ends.Main part 10 comprises that end 13 reaches 13 left and right supporting arms 11,12 of extending forward from the end, and its medial end portions 13 1 sides are provided with a groove 130, and left and right supporting arms 11,12 middle parts are respectively equipped with the engagement tabs 126 that extends internally.First, second blocked block 120,122 of some wedge shapes that are crisscross arranged outside the sidewall of right support arm 12, wherein first blocked block 120 is wide at the top and narrow at the bottom, and its top is provided with and right support arm 12 upper surfaces first holding part 121 separated by a distance; And second blocked block 122 is low wide and up narrow, and its underpart is provided with and right support arm 12 lower surfaces second holding part 123 separated by a distance.In addition, each first blocked block 120 is adjacent and is provided with one between second blocked block 122 and roughly is cubical vertical fixture block 125.Be respectively equipped with forward and backward location notch 112,116 on two adjutages 110,111, the location notch both sides extend to form projection 113 and forward and backward stop block 114,115 to the adjutage upper surface respectively, wherein projection 113 and forward and backward stop block 114,115 all exceed insulating body 1 upper surface 14, make insulating body 1 upper surface 14 form the mating surface of a depression, form a spill opening 117 between two adjutages.

Shielding casing 2 roughly is flat square body, comprises upper and lower cover 20,21, and its front end one side is provided with an arc-shaped notch 26, and the corresponding insulating body 1 back stop block 115 in rear end is provided with the breach 27 that is mated.On, lower cover 20,21 1 sides by two ends before, back two braces 22,23 one are connected together, it between two braces a square orifice 27, with with 1 liang of adjutage of insulating body between spill opening 117 match, opposite side respectively certainly down, loam cake 21, on the 20 contiguous insulating body 1 right support arm 12 1 top-cross misorientations, be provided with and insulating body 1 corresponding first downwards, second blocked block 120, first of 122 fastenings, second retaining sheet 24,25, first retaining sheet, 24 ends bend inwards and are provided with first grab 240, to be snapped in first holding section 121 of first blocked block 120, second retaining sheet, 25 ends bend inwards and are provided with second grab 250, on second holding section 123 that is snapped in second blocked block 122.Be provided with bayonet socket 252 between every adjacent first, second retaining sheet 24,25, with insulating body 1 on fixture block 125 buckle mutually.

Please refer to shown in Figure 3, circuit module 3 is roughly L-shaped, comprise the circuit board 30 that is provided with conducting terminal (not label), be arranged at circuit board 30 1 sides with first butt end 31 that is held in insulating body 1 spill opening 117 and be arranged at circuit board 30 terminal sides to be contained in second butt end 32 of insulating body 1 end 13 1 side grooves 130, first, second butt end 31,32 is connected with external circuit (not shown) respectively.

Please refer to Fig. 1 to shown in Figure 5, during assembling, circuit module 3 is assembled in insulating body 1, and concave indentation 117, the second butt ends 32 that first butt end 31 of circuit module 3 is installed on insulating body 1 are contained in the groove 130 of insulating body 1 end 13 1 sides.Shielding casing 2 is coated on insulating body 2, wherein shielding casing 2 front and back ends are matched by the forward and backward stop block 114,115 of body 1 with insulation respectively, make shielding casing 2 closely paste the sunk surface 14 of insulating body 1, the recess 26 of shielding casing 2 front ends matches with " U " shape main part 10 of insulating body 1, simultaneously, engagement tabs 126 on insulating body 1 left and right supporting arms 11,12 is close to shielding casing 2 inwalls, forms one and is fit to the memory card receiving space (not label) that memory card (not shown) inserts.Before shielding casing 2 one sides, back two braces 22,23 be held in insulating body 1 respectively before, back adjutage 110, location notch 112 on 111,116, square aperture 27 between two braces matches with first butt end 31 of circuit module 3, first of shielding casing 2 opposite sides, second retaining sheet 24,25 respectively with insulating body 1 right support arm 12 on corresponding first, second blocked block 120,122 interlock holds, first, second grab 240,250 are fastened on first respectively, second holding section 121,123, the fixture block 125 of insulating body 1 is snapped in the bayonet socket 252 on the shielding casing 2, makes insulating body 1 firmly be immobilizated in shielding casing 2 like this.

Certainly, the utility model can also have much other execution modes, for example circuit module can be for directly being assembled in the conducting terminal on the insulating body, and described memory card can be other all size memory cards (as: SD card, MEMORY STICK card, CF card etc.).

Claims (9)

1. memory card connector, comprise insulating body, be coated on the shielding casing and the conducting terminal of insulating body, insulating body comprises a main part, shielding casing comprises upper and lower cover, it is characterized in that: at least one top-cross mistake of insulating body is provided with first, second blocked block, under the shielding casing, loam cake the same side makes progress respectively, bending downwards is provided with first, second retaining sheet, to engage with first, second blocked block of insulating body respectively.

2. memory card connector as claimed in claim 1 is characterized in that: described shielding casing upper and lower cover opposite side fuses by forward and backward two braces.

3. memory card connector as claimed in claim 1, it is characterized in that: the described first blocked block top is provided with first holding part separated by a distance with the insulating body upper surface, and the second blocked block bottom is provided with second holding part separated by a distance with the insulating body lower surface, and the terminal bending of first, second retaining sheet of described shielding casing is provided with and is fastened in the grab that first, second holding section holds.

4. as any one described memory card connector in the claim 1 to 3, it is characterized in that: first, second blocked block of described insulating body roughly is a wedge shape, and first blocked block is wide at the top and narrow at the bottom, and second blocked block is low wide and up narrow.

5. memory card connector as claimed in claim 4 is characterized in that: be provided with vertical fixture block between per two blocked blocks of described insulating body, shielding casing is provided with the bayonet socket with this fixture block buckle between per two retaining sheets of correspondence.

6. memory card connector as claimed in claim 5 is characterized in that: forward and backward first, second stop block that is provided with of described insulating body forms a depression mating surface that cooperates with shielding casing in the insulating body surface.

7. memory card connector as claimed in claim 6 is characterized in that: the engagement tabs on the described insulating body left and right supporting arms is close to the receiving space that memory card is accommodated in shielding casing inwall formation one.

8. as any one described memory card connector in the claim 1 to 3, it is characterized in that: described memory card connector also comprises the circuit module that is assembled in insulating body, and aforementioned conducting end subsystem is contained in the circuit module.

9. memory card connector as claimed in claim 8 is characterized in that: described circuit module is provided with first, second butt end, to be connected with external circuit.

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