JP3094559U - Electromagnetic interference prevention connector - Google Patents

Abstract

(57) [Problem] To provide an electromagnetic interference prevention connector for inserting a flexible substrate. SOLUTION: It is composed of a body seat, a plurality of terminals, an upper shield plate, a lower shield plate, and an interlocking block, and a plurality of bent pieces are formed integrally with the lower shield plate so that a stopper wall of the interlocking block can be locked to be flexible. The board is inserted into the body seat along the guide surface of the positioning block on both sides of the interlocking plate of the interlocking block, and the lower end surface of the flexible board is the upper folding piece of each bending piece of the lower shield plate. Above, the flexible board is interlocked when the interlocking block slides backward, the upper end surface of which electrically contacts the contact portion of the terminal,
The lower end surface of the flexible substrate is in contact with the above-mentioned bent pieces, and each bent piece also has a grounding action.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The present invention relates to a type of electromagnetic interference prevention connector, especially when a flexible board is inserted. It is a connector that can be assembled with few parts, low assembly cost and strong overall structure. An electromagnetic interference prevention connector.

[0002]

[Prior art]

  If you try to equip a conventional flexible board connector with an electromagnetic interference prevention function, Usually, it is necessary to assemble a metal case with a grounding action to the connector, and It is necessary to insert one connector plug into the flexible board beforehand (for example, See Patent Document 1. ), And further insert and connect the connector plug and the connector. With this method, the insertion work is troublesome and one extra connector plug is added. Assembly of multiple terminals, body seats, metal cases, etc. To increase.

[0003]

[Patent Document 1]           Taiwan Patent Publication No. 463420, FIGS. 8, 9 and 10.

[0004]

[Problems to be solved by the device]

  The main purpose of the present invention is to provide a kind of electromagnetic interference prevention connector, It is a connector into which a flexible board connector can be inserted. Composed of terminals, upper shield plate, lower shield plate, interlocking block, lower shield plate A plurality of bent pieces are integrally formed on the to lock the stopper wall of the interlocking block, The flexible board is inserted through the through groove of the interlocking block and the interlocking block is connected. It is inserted into the main body seat along the guide surfaces of the positioning blocks on both sides of the moving plate and The lower end surface of the bull board is located above the upper fold of each bent piece of the lower shield plate. This causes the flexible printed circuit board to interlock when the interlocking block slides backward, The upper end surface of the flexible board electrically contacts the contact part of the terminal, and the lower end surface of the flexible substrate is By contacting the upper folds of each of the folds, each fold also has a grounding action. There is no need to insert the connector into the flexible board, which is convenient for assembly and Saves on manufacturing costs, reduces manufacturing costs, and achieves the advantages of strong combination positioning. Shall be.

[0005]   Another object of the present invention is to provide a type of electromagnetic interference prevention connector. This is because multiple locking grooves are opened separately on the main body seat, and there is a slight grip on the rear side of the lower shield plate. A hook is provided, and the lower shield plate locks both side walls of the main body seat with the sandwiching parts on both sides of the hook. Even when assembling and positioning, each holding hook fits into each locking groove of the main body seat, and The lower part of the body seat shall have a good combination of tightness.

[0006]   Another purpose of the main body seat is to provide a kind of electromagnetic interference prevention connector. It has multiple positioning recesses on the upper end surface of its interlocking block, A plurality of locking protrusions are integrally provided downwards above the front side of the shield plate. After completing the assembly of the shield plate, the lower shield plate, and the interlocking block, The stop projection is inserted downward into each positioning recess provided on the interlocking block, It is assumed that wobbling of the interlocking block during the sending process is prevented.

[0007]

[Means for Solving the Problems]

  The invention of claim 1 is an electromagnetic interference prevention connector into which a flexible substrate can be inserted. Is   It is used as a main body seat, and a plurality of fitting grooves and a positioning groove communicating with each fitting groove are provided. It is used for inserting the corresponding terminals, the body seat has one concave surface, and the insertion groove is on both sides. The fitting pieces on both sides of the upper shield plate are inserted and positioned in the insertion groove, The main body seat, in which both side walls above the seat are separately sandwiched by the sandwiching portions on both sides of the lower shield plate. When,   It is composed of multiple terminals, composed of a contact part, a fixed part, and a welded part. It is inserted into the fitting groove of the body seat, and its contact part is located below each positioning groove of the body seat. The welding part of each terminal protrudes from the fitting groove of the main body seat, and the lower part is the place of the board. A plurality of terminals to be soldered to the fixed part,   The upper shield plate is made of metal, and both sides of the plate-like body are bent. Fitting pieces are formed and inserted into the insertion grooves on both sides of the main body seat to be fitted and positioned with the main body seat. And an upper shield plate whose plate-shaped main body covers the upper concave surface of the main body seat,   The lower shield plate is made of metal, and both sides of the plate-shaped body are bent. A U-shaped holding portion for holding both side walls of the main body seat is formed, and the plate-shaped main body It is located below the ground of the lower shield plate, and also projects rearward on both sides of the lower shield plate and grounds. The lower shield plate provided with a convex piece having a function,   It is an interlocking block that is assembled to the lower shield plate, The interlocking block 5 having an interlocking plate extending rearward from the lock,   In the electromagnetic interference prevention connector equipped with   The lower shield plate is integrally bent on the front side thereof and is bent at an appropriate height upward. Each bent piece includes a bent piece that is bent backward and then stretched. The inner fold of the locks the stopper wall of the interlocking block, A piece is located below each contact part of the terminal fitted in the above-mentioned main body seat, and is suitable for each other. Separated by a distance,   The interlocking block has a body block having a horizontal through hole, A plurality of vertically penetrating through-holes, as well as vertically penetrating through-holes A stopper wall with an appropriate thickness is formed on the rear side, and the interlocking block stands upright when assembled. In this state, the bent pieces of the lower shield plate are inserted into the through holes, and The interlocked block is recovered horizontally by rotating the block forward. And each stopper wall locks the inner fold of the bent piece of the lower shield plate. In addition, positioning blocks are provided above both sides of the interlocking plate of the interlocking block. , Each positioning block has a guide surface inclined upwards,   The flexible board is inserted through the through hole of the interlocking block, and the interlocking block Inserted into the main body seat along the guide surfaces of the positioning blocks on both sides of the interlocking plate of The lower end surface of the flexible board is the bottom of each bent piece of the bottom shield plate. Positioned towards the side, which allows the interlocking block to slide backward when it slides. The flexible board interlocks and its upper end surface makes electrical contact with the contact part of the terminal, The lower end surface of the sible board is brought into contact with the upper folds of the above-mentioned bent pieces, The electromagnetic interference prevention connector is characterized in that the piece also has a grounding function.   According to a second aspect of the present invention, in the electromagnetic interference prevention connector according to the first aspect, a main body seat is provided. Is provided with a plurality of recesses at the front end thereof, and the upper shield plate is provided with a plurality of holding portions. The fitting pieces on both sides of the above-mentioned upper shield plate are inserted and positioned in the insertion grooves on both sides of the main body seat. When the upper shield plate is assembled, each holding part engages with each recess of the main body seat. Electromagnetic interference, characterized in that the concave surface of the body and the body seat have a good combination of closeness It is used as a preventive connector.   According to a third aspect of the present invention, in the electromagnetic interference prevention connector according to the first aspect, a main body seat is provided. A plurality of locking grooves are separately provided in the predetermined part of the A hook is provided, and the lower shield plate locks both side walls of the main body seat with the sandwiching parts on both sides of the hook. When assembled and positioned, each holding hook fits into each locking groove of the main body seat, As a result, the lower shield plate and the lower part of the main body seat have a good combination of closeness. The electromagnetic interference prevention connector is characterized in that   According to a fourth aspect of the present invention, in the electromagnetic interference prevention connector according to the first aspect, a main body seat is provided. A plurality of positioning recesses are provided on the upper end surface of the interlocking block of and both sides of the upper shield plate are A plurality of downwardly-integrated locking projections are provided on the upper side, and the main body seat and the upper seat are After assembling the rudder plate, the lower shield plate, and the interlocking block, each locking protrusion of the upper shield plate Temporary positioning by inserting each positioning recess on the interlocking block downwards The effect is achieved and the wobbling of the interlocking block is prevented during the product transportation process. As a characteristic, it is used as an electromagnetic interference prevention connector.   The invention of claim 5 provides the electromagnetic interference prevention connector according to claim 1, Positioning blocks on both sides of the lock interlocking plate have stopper faces, After the flexible board is inserted through the horizontal through hole, the flexible board The inner edges of the protrusions on both sides of the contact the stopper surfaces of the positioning blocks on both sides of the interlocking plate, This prevents the flexible board from coming off, which prevents electromagnetic interference. It is used as a stop connector.   The invention of claim 6 is the electromagnetic interference prevention connector according to claim 1, wherein the lower sheath A bottom support piece protruding forward is separately provided on both front ends of the rear plate, Supports the bottom ends on both sides of the body block. As an electromagnetic interference prevention connector, characterized by increased stability of vertical connection. It

[0008]

[Embodiment of device]

  The electromagnetic interference prevention connector of the present invention is a connector in which a flexible board connector can be inserted. The main body seat, multiple terminals, upper shield plate, lower shield plate, interlocking block. The lower shield plate is integrally formed with a plurality of bent pieces to form an interlocking block. The stopper wall can be locked, and the flexible substrate is inserted through the through groove of the interlocking block. Along the guide surface of the positioning block on both sides of the interlocking plate of the interlocking block The lower end surface of the flexible board is inserted into the seat and It is located above the top fold so that when the interlocking block slides backwards The flexible board interlocks and its upper end surface makes electrical contact with the contact part of the terminal, The lower end surface of the kisible board contacts the upper folds of the above-mentioned bent pieces, and each bent piece It also has a grounding function, which eliminates the need to insert the connector into the flexible board. Easy to assemble, save parts and reduce manufacturing cost, and position the combination It has also achieved the strength of being strong.

[0009]

【Example】

  As shown in FIGS. 1 to 7, the electromagnetic interference prevention connector of the present invention is a flexible connector. It is a connector into which a   It is the main body seat 1 and communicates with a plurality of fitting grooves 11 (see FIG. 4) and each fitting groove 11. A positioning groove 12 (see FIG. 10) is provided for insertion of the corresponding terminal 2, The main body seat 1 has one concave surface 10 and also has insertion grooves 13 on both sides. The fitting pieces 31 on both sides of the upper shield plate 3 are inserted into and positioned in the upper shield plate 3 above the main body seat 1. Both side walls 14 of the main body are separately sandwiched by the sandwiching portions 41 on both sides of the lower shield plate 4. Zodiac 1,   A plurality of terminals 2 are formed, which are composed of a contact portion 21, a fixed portion 22, and a welded portion 23 (see FIG. 3). ), The fixing portion 22 inserts it into the fitting groove 11 of the main body seat 1, and The touch portion 21 is positioned below each positioning groove 12 of the main body seat 1, and each terminal 2 is welded. The part 23 projects from the fitting groove 11 of the main body seat 1, and the lower part 231 thereof is a predetermined part of the substrate 7. The plurality of terminals 2 soldered to   The upper shield plate 3 is made of metal, and both sides of the plate-shaped body 30 are bent. And a fitting piece 31 is formed to be inserted into the insertion grooves 13 on both sides of the main body seat 1 and fitted with the main body seat 1. It is inserted and positioned, and its plate-shaped body 30 covers the upper side of the concave surface 10 of the body seat 1. , The upper shield plate 3,   The lower shield plate 4 is made of a metal material, and both sides of the plate-like body 40 are bent. And a plate-shaped holding portion 41 for holding both side walls 14 of the main body seat 1 is formed. The main body 40 is positioned below the main body seat 1, and in addition to this, both rear sides of the lower shield plate 4 are arranged. The lower shield plate 4 is provided with a convex piece 43 protruding rearward on the side and having a grounding function. When,   The interlocking block 5 is assembled to the lower shield plate 4, and the main body block 51 and The interlocking block is provided with an interlocking plate 52 extending rearward from the main body block 51. Kur 5   It is equipped with

[0010]   The features of the present invention are as follows.   The lower shield plate 4 has a plurality of upwardly bent appropriate heights integrally formed on the front side thereof. Each of the folding pieces 42 is provided with a bending piece 42 which is bent backward and then stretched. The inner folded portion 420 of the bending piece 42 locks the stopper wall 520 of the interlocking block 5 (see FIG. 6 to FIG. 9), and the upper folding pieces 421 of the respective bending pieces 42 are the aforementioned main body seats. 1. Located below each contact portion 21 of the terminal 2 fitted into the terminal 1 and separated from each other by an appropriate distance. The   The interlocking block 5 has a body block 51 having a horizontal through hole 511. , A plurality of through holes 521 that vertically penetrate the interlocking plate 52, and A stopper wall 520 having an appropriate thickness is formed on the rear side of the through hole 521 penetrating up and down. When combined, the interlocking block 5 is upright (that is, vertical with the lower shield plate 4). The angle) is inserted into each bent piece 42 of the lower shield plate 4 using the through hole 521. And the interlocking block 5 is rotated in the forward direction to interlock with the interlocking block. 5 is restored in the horizontal direction, and each of the stopper walls 520 described above is a lower shield plate. The inner folding part 420 of the bending piece 42 of No. 4 is locked (see FIGS. 6 to 9), Positioning blocks 53 are provided above both sides of the interlocking plate 52 of the interlocking block 5, Each positioning block 53 has a guide surface 531 which is inclined upward (see FIG. 6). See FIG. 9).

[0011]   Due to the above-mentioned characteristics, the flexible substrate 6 is inserted from the through hole 511 of the interlocking block 5 through the through hole 511. (See FIG. 6) and positioning blocks on both sides of the interlocking plate 52 of the interlocking block 5. It is inserted into the main body seat 1 along the guide surface 531 of the lock 53 (see FIG. 7), and The lower end surface 61 of the udo flexible substrate 6 is above each bent piece 42 of the lower shield plate 4. It is positioned above the folding piece 421 (see FIG. 8), which causes the interlocking block 5 to move. When it is slid backward, the flexible substrate 6 is interlocked and its upper end surface 62 The lower end surface 61 of the flexible substrate 6 is electrically contacted with the contact portion 21 of the terminal 2, Each of the bent pieces is brought into contact with the upper bent piece 421 of the bent piece 42 (see FIG. 9). It is assumed that 42 also has a grounding action.

[0012]   Further, a plurality of recesses 15 are provided at the front end of the main body seat 1 described above, and the upper shield plate 3 is provided with a plurality of holding portions 32, and the above-mentioned upper shield plate 3 has the fitting pieces 3 on both sides thereof. When the inserts 1 are inserted into the insertion grooves 13 on both sides of the main body seat 1 and are positioned, The recesses 15 of the body seat 1 are engaged with each other so that the upper shield plate 3 and the body seat 1 can be assembled after assembly. It is assumed that the concave surface 10 has a good combined tightness.

[0013]   In addition, a plurality of locking grooves 16 are separately provided at predetermined portions of the main body seat 1 (see FIG. 6). To FIG. 10), a slight holding hook 44 is provided on the rear side of the lower shield plate 4, The lower shield plate 4 is assembled by engaging both side walls 14 of the main body seat 1 with the holding portions 41 on both sides thereof. , When being positioned, the respective holding hooks 44 are fitted into the respective locking grooves 16 of the main body seat 1. As a result, the lower shield plate 4 and the lower part of the main body seat 1 have a good combination of closeness. To be done.

[0014]   In addition, a plurality of positioning recesses 55 are provided on the upper end surface of the interlocking block 5 described above. And a plurality of downwardly-integrated locks formed on both sides of the above-mentioned upper shield plate 3. Protrusions 33 are provided, the main body seat 1, the upper shield plate 3, the lower shield plate 4, the interlocking block. After the completion of the assembly of the hook 5, the locking projections 33 of the upper shield plate 3 are linked downward 5 is fitted into each of the positioning recesses 55 provided to achieve a temporary positioning effect. The effect of preventing wobbling of the interlocking block 5 is achieved during the product transportation process.

[0015]   Further, the positioning block 5 above both sides of the interlocking plate 52 of the interlocking block 5 described above. 3 each have a stopper surface 532, and the flexible substrate 6 has a horizontal penetrating surface. After being inserted through the through hole 511, the convex portions on both sides of the flexible substrate 6 (see FIG. 2) The inner edge 631 of 63 is a stopper for the positioning blocks 53 on both sides of the interlocking plate 52 described above. It abuts the surface 532, which prevents the flexible substrate 6 from coming off.

[0016]   In addition, bottom support pieces 45 protruding forward are separately provided on both front ends of the lower shield plate 4 described above. Is provided (see FIGS. 4 and 5), and both bottom ends 5 of the main body block 51 of the interlocking block 5 are provided. 14 to support the stability of the assembly connection between the lower shield plate 4 and the interlocking block 5. Is increasing.

[0017]

[Effect of device]

  The present invention has the following advantages.   1. The lower shield plate is integrally formed with multiple bent pieces to Lock the upper wall and insert the flexible board through the through groove of the interlocking block. Insert into the main body seat along the guide surface of the positioning block on both sides of the interlocking plate of the interlocking block. In addition, the lower end surface of the flexible substrate is the upper folded piece of each bent piece of the lower shield plate. Located above, this makes the interlocking block flexible when sliding backwards The board is interlocked, and its upper end surface makes electrical contact with the contact part of the terminal. The lower end surface of the plate comes into contact with the upper folds of the above-mentioned folds, and each fold also acts as a ground. With this, it is not necessary to insert the connector into the flexible board, Convenient, saves parts, reduces manufacturing costs, and has a strong combination positioning It also achieves certain strengths.   2. A plurality of locking grooves 16 are separately provided at predetermined portions of the main body seat 1, and the lower shield plate 4 is provided with a small holding hook 44 on the rear side thereof, and the lower shield plate 4 is held on both sides thereof. When both side walls 14 of the main body seat 1 are engaged and assembled and positioned by the portion 41, the respective sandwiching parts 14 are sandwiched. The holding hooks 44 are fitted into the respective locking grooves 16 of the main body seat 1, whereby the lower shield plate 4 and The lower part of the main body seat 1 is supposed to have a good combination of tightness.   3. A plurality of positioning recesses 55 are provided on the upper end surface of the interlocking block 5, A plurality of locking projections 33 integrally formed downward are provided on both upper sides of the shield plate 3. The main body seat 1, the upper shield plate 3, the lower shield plate 4, and the interlocking block 5 are completely assembled. After completion, each locking protrusion 33 of the upper shield plate 3 is provided downward on the interlocking block 5. During the product transportation process, it is fitted into each positioning recess 55 to achieve a temporary positioning effect. The effect of preventing wobbling of the interlocking block 5 is achieved.   4. The positioning blocks 53 on both sides of the interlocking plate 52 of the interlocking block 5 are respectively arranged. The flexible substrate 6 is provided with a stopper surface 532, and the flexible substrate 6 has a horizontal through hole 511. After being inserted further, the inner edges 631 of the convex portions 63 on both sides of the flexible substrate 6 are Abutting on the stopper surfaces 532 of the positioning blocks 53 on both sides of the interlocking plate 52 of This prevents the flexible substrate 6 from coming off.   5. Bottom support pieces 45 protruding forward are separately provided at both front ends of the lower shield plate 4. And supports both bottom ends 514 of the main body block 51 of the interlocking block 5, The stability of the assembly connection of the lower shield plate 4 and the interlocking block 5 is increased.   Therefore, the present invention surely has improved functions and improved practicality.

[Brief description of drawings]

FIG. 1 is an exploded view of an embodiment of the present invention.

FIG. 2 is a combined cubic diagram of an embodiment of the present invention. (Not yet combined with the flexible board.)

FIG. 3 is an enlarged view of a combined cross section of an embodiment of the present invention.
(Does not include flexible substrate.)

FIG. 4 is a three-dimensional exploded view of the embodiment of the present invention seen from another angle.

FIG. 5 is a three-dimensional combination view of the embodiment of the present invention viewed from another angle. (Not yet combined with the flexible board.)

FIG. 6 is an enlarged view of a combined cross section of an embodiment of the present invention.

FIG. 7 is an enlarged view of another combined cross section of the embodiment of the present invention.

FIG. 8 is an enlarged view of another combined cross section of the embodiment of the present invention.

FIG. 9 is an enlarged view of another combined cross section of the embodiment of the present invention.

FIG. 10 is a partially enlarged view of the main body seat in the embodiment of the present invention.

[Explanation of symbols]

1 body seat 10 concave surface 11 fitting groove
12 Groove 13 Insertion Groove 14 Side Wall 15 Recess
16 Locking groove 2 Terminal 21 Contact part 22 Fixed part
23 Welded part 231 Lower 3 Upper shield plate 30, 40 Plate-shaped main body 31, Fitting piece 32 Clamping part 33 Locking protrusion 4 Lower shield plate 42 Bending piece 420 Inner folding part 421 Upper folding piece 43 Convex piece 44 Clamping hook 45 Bottom support Piece 5 Interlocking block 51 Main body block 511, 521 Through hole 514
Both bottom ends 52 Interlocking plate 520 Stopper wall 53
Positioning block 531 Guide surface 532 Stopper surface 55
Positioning recess 6 Flexible substrate 61 Lower end surface 62
Upper end surface 63 Convex portion 631 Inner edge 7 Substrate

Claims (6)

[Scope of utility model registration request] 1. An electromagnetic interference prevention connector into which a flexible substrate can be inserted, a main body seat, a plurality of fitting grooves and a positioning groove communicating with each fitting groove are provided for insertion of corresponding terminals, The body seat has a single concave surface, and has insertion grooves on both sides,
Fitting pieces on both sides of the upper shield plate are inserted and positioned in the insertion groove, and both side walls above the main body seat are separately sandwiched by the sandwiching portions on both sides of the lower shield plate, and a plurality of terminals, The contact portion, the fixed portion, and the welded portion are composed, and the fixed portion is inserted into the fitting groove of the main body seat, and the contact portion is positioned below each positioning groove of the main body seat. The above-mentioned terminals that project from the fitting groove of the main body seat and are soldered to a predetermined part of the board below and the upper shield plate are made of metal, and both sides of the plate-like main body are bent to fit the fitting piece. Is formed and inserted into the insertion grooves on both sides of the main body seat to be fitted and positioned with respect to the main body seat, and the plate-shaped main body covers the upper concave surface of the main body seat to form the upper shield plate and the lower shield plate, and Both sides of the plate-shaped body is made of material A U-shaped holding portion that is bent to hold both side walls of the main body seat is formed, and the plate-shaped main body is positioned below the main body seat. The above-mentioned interlocking block 5 provided with a convex piece having the interlocking block 5, which is an interlocking block, is assembled to the lower shield plate, and includes a main body block and an interlocking plate extending rearward from the main body block, In the electromagnetic interference prevention connector, the lower shield plate includes a plurality of bent pieces integrally bent on the front side thereof at an appropriate height, and then bent backward to extend. The inner folds of the halves lock the stopper wall of the interlocking block, and the upper folds of the bent pieces are positioned below the contact parts of the terminals fitted in the main body seat, and The interlocking block is separated by a proper distance, the main body block of which has a horizontal through hole, and the interlocking plate is provided with a plurality of vertically penetrating through holes, and the through holes vertically penetrating therethrough. By forming a stopper wall with an appropriate thickness on the side, the interlocking block is placed in an upright state during assembly, the bent pieces of the lower shield plate are inserted into the through holes, and the interlocking block is rotated forward. The interlocking block is restored in the horizontal direction, and each of the stopper walls locks the inner folding part of the bent piece of the lower shield plate, and in addition, positioning blocks are provided above both sides of the interlocking plate of the interlocking block. Each positioning block has a guide surface that inclines upward, a flexible board is inserted through the through hole of the interlocking block, and the positioning of both sides of the interlocking plate of the interlocking block is performed. It is inserted into the main body seat along the guide surface of the block, and the lower end surface of the flexible printed circuit board is positioned above the upper folded piece of each bent piece of the lower shield plate, which makes it flexible when the interlocking block is slid backward. When the board is interlocked, the upper end surface of the flexible board electrically contacts the contact portion of the terminal, the lower end surface of the flexible board is brought into contact with the upper bent piece of the bent piece, and each bent piece also has a grounding function. A characteristic electromagnetic interference prevention connector. 2. The electromagnetic interference prevention connector according to claim 1, wherein the front end of the main body seat is provided with a plurality of recesses, the upper shield plate is provided with a plurality of sandwiching parts, and both sides of the upper shield plate are provided. When the fitting pieces are inserted and positioned in the insertion grooves on both sides of the main body seat, each holding portion engages with each recess of the main body seat,
As a result, the electromagnetic interference prevention connector is characterized in that the upper shield plate and the concave surface of the main body seat have a good combination of closeness after assembly. 3. The electromagnetic interference prevention connector according to claim 1, wherein a plurality of locking grooves are separately formed in a predetermined portion of the main body seat, and some holding hooks are provided on the rear side of the lower shield plate. When the shield plate is assembled and positioned by engaging both side walls of the main body seat with the sandwiching parts on both sides of the shield plate, each sandwiching hook fits into each locking groove of the main body seat, which allows the lower shield plate and the main body seat to be seated. An electromagnetic interference prevention connector, characterized in that the lower part of the connector has a good combination of closeness. 4. The electromagnetic interference prevention connector according to claim 1, wherein a plurality of positioning recesses are provided on an upper end surface of the interlocking block of the main body seat, and the plurality of downward recesses are integrally formed on both sides of the upper shield plate. After the assembly of the main body seat, the upper shield plate, the lower shield plate, and the interlocking block is completed, each locking protrusion of the upper shield plate is fitted downward into each positioning recess provided in the interlocking block. An electromagnetic interference prevention connector, which achieves a temporary positioning effect and prevents wobbling of an interlocking block during a product transportation process. 5. The electromagnetic interference prevention connector according to claim 1, wherein the positioning blocks above both sides of the interlocking plate of the interlocking block have stopper surfaces, respectively, and the flexible substrate is inserted through the horizontal through hole, An electromagnetic interference prevention connector characterized in that the inner edges of the protrusions on both sides of the flexible board contact the stopper surfaces of the positioning blocks on both sides of the interlocking plate, thereby preventing the flexible board from coming off. 6. The electromagnetic interference prevention connector according to claim 1, wherein bottom support pieces protruding forward are separately provided on both front ends of the lower shield plate to support both bottom ends of the main body block of the interlocking block. The electromagnetic interference prevention connector is characterized in that the stability of assembly connection of the lower shield plate and the interlocking block is increased by.