TWM504379U - Fastening structure improvement of electric connector - Google Patents

Description

Fastening structure of electrical connector

The invention relates to a fastening structure of an electrical connector, in particular to a first insulating member that is connected to a fastening portion of a second insulating member by a snap portion, and at the same time, the grounding metal piece is clamped to the first insulating member and Between the second insulating members, a fastening structure of the electrical connector is formed.

According to the "Electrical Connector" of the Republic of China Patent No. M490680, an insulative body having a first insulating member and a second insulating member, a first set of conductive terminals fixed to the insulating body, and a first Two sets of conductive terminals, a grounded metal piece and an outer shielded case.

The grounding metal piece includes a main body, a first grounding elastic arm, a second grounding elastic arm, a first fastening arm, a second fastening arm, a through hole and a shielding portion; wherein the first fastening arm and the second fastening arm The fastening arm is in the shape of a hook, so that the first fastening arm and the second fastening arm are respectively fastened on the first insulating member and the second insulating member, and the through hole corresponds to the first fixing mechanism and the second The fixing mechanism is assembled, and the first grounding elastic arm and the second grounding elastic arm are respectively abutted to the first grounding terminal and the second grounding terminal.

However, in the above-mentioned conventional electrical connector, since the volume is small, the volume of the grounded metal piece will be relatively small, so that the first grounding elastic arm and the second grounding elastic arm are formed on the grounding metal piece. The difficulty of the first holding arm and the second holding arm is greatly increased, and the complexity of the grounding metal piece structure is also improved, and the first grounding elastic arm, the second grounding elastic arm, and the first The first arm and the second arm are made of a small structure, and the first ground arm, the second ground arm, the first arm and the first are often caused by the force applied during picking up or assembling. The deformation or damage of the two holding arms, in addition to increasing the difficulty of assembly and affecting the overall structural strength, increases the assembly and manufacturing costs.

In view of this, the creators of the present invention have devoted themselves to research and development of a fastening structure of an electrical connector, in order to improve various defects of the above-mentioned conventional techniques.

The main purpose of the present invention is to enable the first insulating member to be abutted with the fastening portion of the second insulating member by using the engaging portion, and at the same time, the grounding metal piece is sandwiched between the first insulating member and the second insulating member. The utility model has the advantages of simple structure, easy assembly, reduced assembly and manufacturing cost, and improved overall structural strength.

For the purpose of the above, the present invention is a fastening structure of an electrical connector, comprising: a first insulating member provided with a first conductive terminal group on a bottom surface, and a card is provided on one end surface of the first insulating member a second insulating member combined with the first insulating member, the second conductive terminal group is disposed on the top surface thereof, and one end edge of the second insulating member is provided with a fastening portion coupled with the engaging portion a grounding metal piece disposed between the first insulating member and the second insulating member; at least two inner shielding shells respectively disposed on the bottom surface of the first insulating member and the top surface of the second insulating member; and a covering first The insulating member, the second insulating member, the grounding metal piece and the shield housing outside the inner shield case.

In the above embodiment, the first insulating member comprises a plate body, two fixing bases respectively disposed on two sides of the plate body and combined with the second insulating member, and at least two holes disposed on the top surface of the plate body and grounding the metal piece a butt-jointed post, a groove disposed on a bottom surface of the plate body for coupling one of the inner shield shells, and a snap groove provided on each side of the groove, and the first conductive terminal set is disposed on the bottom surface of the plate body, And the engaging portion is disposed on one end surface of the plate body, the engaging portion includes a through hole disposed on the plate body, and a stopper disposed on the through hole, wherein the fastening portion is disposed through the through hole The stop is stopped.

In the above embodiment, the second insulating member comprises a tongue plate, a recessed portion disposed at an edge of the tongue plate, and a seat body connected to the tongue plate, respectively disposed on two sides of the seat body and each of the fixing bases a docking unit, a groove disposed on a top surface of the base body for coupling one of the inner shield shells, and a snap groove provided on each side of the groove, wherein the second conductive terminal set is disposed on the top of the tongue And the fastening portion is disposed in the recessed portion of the edge of the tongue.

In the above embodiments, the fixing seats of the first insulating member are respectively provided with slots and buckles on the corresponding surfaces thereof, and the docking units of the second insulating member respectively comprise docking with the slots. The limit member and the corresponding hook corresponding to the hook.

In the above embodiment, one end edge of the grounding metal piece is provided with a notch that is engaged with the outer edge of the block, and the other end edge is provided with a bending section between the two fixing seats, and is fastened on the grounding metal piece. There are fixed holes that are respectively sleeved on the studs.

In the above embodiments, each of the inner shielding shells respectively includes a fixing portion disposed in the recess provided in the first insulating member and the second insulating member, and a covering portion extending at one end of the fixing portion, and each fixing portion The two sides of the segment respectively have an engaging portion combined with the engaging groove provided on both sides of the groove, and each of the covering segments is respectively disposed on the tongue plate of the first insulating member and the tongue plate of the second insulating member .

In the above embodiment, the outer shielding shell comprises a sleeve covering the first insulating member, the second insulating member, the grounding metal piece and the inner shielding shell, and an opening provided at one end of the sleeve shell a cover portion disposed at the other end of the sleeve and a cover coupled to the sleeve.

Another embodiment of the present invention includes: having a first conductive end on a bottom surface a first insulating member of the sub-group, one end portion of the first insulating member is provided with a latching portion; and a second insulating member coupled with the first insulating member is provided with a second conductive terminal group on a top surface thereof, and One end edge of the second insulating member is provided with a fastening portion coupled with the engaging portion; and a grounding metal piece disposed between the first insulating member and the second insulating member.

In another embodiment, the first insulating member comprises a plate body, two fixing bases respectively disposed on two sides of the plate body and combined with the second insulating member, and at least two disposed on the top surface of the plate body. The first conductive terminal set is disposed on the bottom surface of the board body, and the latching portion is disposed on one end surface of the board body, and the latching portion includes a through hole formed on the board body. And a stopper disposed on the perforation, the buckle portion can be pierced by the stopper after being inserted through the perforation.

In another embodiment, the second insulating member comprises a tongue plate, a recessed portion disposed at an edge of the tongue plate, a seat body coupled to the tongue plate, and respectively disposed on both sides of the seat body and Each of the fixing bases is combined with the docking unit, and the second conductive terminal set is disposed on the top surface of the tongue plate, and the fastening portion is disposed in the recessed area of the edge of the tongue plate.

In another embodiment, one end edge of the grounding metal piece is provided with a notch that is fastened to the outer edge of the block, and the other end edge is provided with a bending section between the two fixing seats, and is disposed on the grounding metal piece. The fixing holes are respectively sleeved on the protruding columns.

1‧‧‧First insulation

11‧‧‧First conductive terminal set

12‧‧‧Cards

121‧‧‧Perforation

122‧‧ ‧block

13‧‧‧ board

14‧‧‧ Fixed seat

141‧‧‧ slots

142‧‧‧ buckle

15‧‧‧Bump

16‧‧‧ Groove

17‧‧‧ card slot

2‧‧‧Second insulation

21‧‧‧Second conductive terminal set

22‧‧‧Deduction Department

23‧‧‧ tongue plate

24‧‧‧ recessed area

25‧‧‧ body

26‧‧‧Docking unit

261‧‧‧Limited parts

262‧‧‧ corresponding buckle

27‧‧‧ Groove

28‧‧‧ card slot

3‧‧‧Grounding metal sheet

31‧‧‧ gap

32‧‧‧Bend section

33‧‧‧Fixed holes

4‧‧‧Inside shielded housing

41‧‧‧Fixed section

411‧‧‧Interface

42‧‧‧ Covering section

5‧‧‧Outer shielded housing

51‧‧‧ Sockets

511‧‧‧ openings

512‧‧‧Closed Department

52‧‧‧ Cover

Figure 1 is a schematic view of the three-dimensional appearance of the creation.

Figure 2 is a three-dimensional view of the perspective of this creation.

Figure 3 is a three-dimensional exploded view of the creation.

Fig. 4 is a perspective exploded view of another angle of the present creation.

Figure 5 is a schematic view showing the assembled state of the first insulating member, a second insulating member and the grounded metal piece of the present invention.

Figure 6 is a schematic view showing the assembled state of the first insulating member, the second insulating member and the grounded metal piece of the present invention at another angle.

Figure 7 is a schematic view showing the assembled state of the first insulating member, a second insulating member and the inner shield case of the present invention.

Figure 8 is a schematic view showing the assembled state of the first insulating member, the second insulating member and the inner shield shell of the present invention at another angle.

Figure 9 is a schematic diagram showing the state of the front view after assembly.

Figure 10 is a schematic cross-sectional view taken along line A-A of Figure 9 of the present creation.

In order to fully understand the purpose, features and effects of the present work, a detailed description of the present work will be made by the following specific embodiments and with the accompanying drawings, as explained below.

Please refer to the "Figure 1 to Figure 10" for the three-dimensional appearance of the creation, the three-dimensional appearance of the other angle of the creation, the three-dimensional exploded view of the creation, and the three-dimensional exploded view of the other angle of the creation. The assembled state of the first insulating member, the second insulating member and the grounded metal piece of the present invention, the assembled state of the first insulating member, the second insulating member and the grounded metal piece of the present invention, and the present invention The assembled state of the first insulating member, the second insulating member and the inner shield shell, the assembled state of the first insulating member, the second insulating member and the inner shield shell at another angle, and the assembly of the present invention The schematic diagram of the rear view state and the AA cross-section of Fig. 9 of the present creation. As shown in Figures 3 and 4, the present invention is a fastening structure of an electrical connector, which is at least connected by a first insulating member 1, a second insulating member 2, and a ground. The metal piece 3, at least two inner shield shells 4, and an outer shield shell 5 are formed.

The first insulating member 1 is provided with a first conductive terminal group 11 on the bottom surface thereof, and one end portion of the first insulating member 1 is provided with a latching portion 12, and the first insulating member 1 further includes a plate. The body 13 is respectively disposed on the two sides of the plate body 13 and at least two protrusions 15 disposed on the top surface of the plate body 13, a recess 16 disposed on the bottom surface of the plate body 13, and two recesses 16 respectively. The card is connected to the bottom surface of the plate body 13 , and the latching portion 12 is disposed on one end surface of the plate body 13 . The latching portion 12 includes a plate The through hole 121 of the body 13 and the stopper 122 disposed on the through hole 121 are respectively provided with a slot 141 and a hook 142 on the corresponding faces of the fixing seat 14 of the first insulating member 1.

The second insulating member 2 is combined with the first insulating member 1 and has a second conductive terminal group 21 on the top surface thereof, and one end edge of the second insulating member 2 is provided with a buckle coupled with the engaging portion 12. The second insulating member 2 further includes a tongue plate 23, a recessed portion 24 disposed at an end edge of the tongue plate 23, and a seat body 25 connected to the tongue plate 23, respectively disposed on both sides of the seat body 25. And a mating unit 26 combined with each of the fixing bases 14, a recess 27 provided on the top surface of the base body 25, and a latching slot 28 respectively disposed at two sides of the recess 27, and the second conductive terminal group 21 is provided On the top surface of the tongue plate 23, the fastening portion 22 is disposed in the recessed portion 24 of the end edge of the tongue plate 23, and each of the abutting units 26 of the second insulating member 2 respectively includes a connection with the slot 141. The position piece 261 and the corresponding buckle hook 262 that abuts the buckle hook 142.

The grounding metal piece 3 is disposed between the first insulating member 1 and the second insulating member 2, and one end edge of the grounding metal piece 3 is provided with a notch 31 that is engaged with the outer edge of the blocking block 122, and the other end edge is The bending portion 32 is disposed between the two fixing bases 14 , and the fixing hole 33 respectively sleeved on the protruding post 15 is disposed on the grounding metal piece 3 .

Each inner shielding shell 4 is respectively disposed on the bottom surface of the first insulating member 1 and the second insulating layer The top surface of the member 2 includes a fixing portion 41 disposed in the recesses 16, 27 of the first insulating member 1 and the second insulating member 2, and extending from the fixing portion 41. a covering portion 42 at one end, and each of the two sides of each fixing portion 41 has an engaging portion 411 which is combined with the engaging grooves 17, 28 provided on both sides of the grooves 16, 27, and each of the covering portions 42 is respectively It is disposed across the plate body 13 of the first insulating member 1 and the tongue plate 13 of the second insulating member 2.

The outer shielding shell 5 includes a sleeve 51 covering the first insulating member 1, the second insulating member 2, the grounding metal sheet 3 and the inner shielding shell 4, and an opening provided at one end of the sleeve shell 51. 511. A closing portion 512 disposed at the other end of the sleeve 51 and a cover 52 coupled to the sleeve 51.

When the present invention is assembled, the grounding metal piece 3 can be disposed on the top surface of the first insulating member 1 and the notch 31 of the one end edge of the grounding metal piece 3 is engaged with the outer edge of the blocking block 122. The bending portion 32 of the other end edge is disposed between the two fixing seats 14 , and the fixing holes 33 are sleeved on the protruding post 15 , and then the fastening portion 22 of the one end edge of the second insulating member 2 is correspondingly disposed. After the through hole 121 of the latching portion 12 is inserted into the through hole 121, the stopper 122 is stopped to form a snap-fit state, and the recessed portion 24 is also engaged with the outer edge of the stopper 122. At the same time, the docking unit 26 of the second insulating member 2 is docked with the slot 141 and the hook 142 of each fixing seat 14 by the limiting member 261 and the corresponding hook 262, so that the grounding metal piece 3 is stably clamped. Between the first insulating member 1 and the second insulating member 2.

After the assembly is completed, the inner shield housings 4 are correspondingly disposed in the recesses 16 and 27 of the first insulating member 1 and the second insulating member 2 by the fixing portion 41, and the fixing portions 41 are respectively The engaging portions 411 provided on the side are respectively combined with the engaging grooves 17 and 28, and at the same time, the covering members 42 are respectively disposed on the tongue 13 of the first insulating member 1 and the tongue 13 of the second insulating member 2. The assembly of the inner shield shells 4 is completed. Finally, the first insulating member 1, the second insulating member 2, the grounding metal sheet 3, and the inner shield shell are covered by the sleeve 51 of the outer shield housing 5. Body 4, and the first insulating portion 512 is insulated The member 1 is bent in the direction of the rear end of the second insulating member 2, and then the cover 52 is coupled to one side of the sleeve 51; and the corresponding plug connector (not shown) is used for the sleeve. The opening 511 of one end of the housing 51 is butted, and the first conductive terminal group 11 and the second conductive terminal group 21 are used for signal or power transmission; thus, by the above-mentioned assembly method, the conventional grounding metal piece can be surely improved. The structure is complicated, and the engaging portion 12 of the first insulating member 1 is in abutment with the fastening portion 22 of the second insulating member 2, and the grounding metal piece 3 is firmly clamped to achieve a simple structure, easy assembly, and low assembly and manufacture. Cost and the effectiveness of improving overall structural strength.

In summary, according to the above disclosure, the present invention can achieve the intended purpose of creation. By the fastening structure of the electrical connector, the first insulating member can utilize the engaging portion and the second insulating member. The fastening portion is butted, and at the same time, the grounding metal piece is sandwiched between the first insulating member and the second insulating member, thereby achieving the advantages of simple structure, easy assembly, reduced assembly and manufacturing cost, and improved overall structural strength, and has practical value. Undoubtedly, it is necessary to have the novelty, advancement and industrial utilization requirements required for applying for a patent, and to file a new type of patent application according to law.

However, the above is only the preferred embodiment of the present invention, and all the equivalent design changes made by the scope of the patent application of this creation should be covered by the technical scope of the creation.

1‧‧‧First insulation

13‧‧‧ board

14‧‧‧ Fixed seat

141‧‧‧ slots

15‧‧‧Bump

2‧‧‧Second insulation

21‧‧‧Second conductive terminal set

22‧‧‧Deduction Department

23‧‧‧ tongue plate

24‧‧‧ recessed area

25‧‧‧ body

26‧‧‧Docking unit

261‧‧‧Limited parts

262‧‧‧ corresponding buckle

27‧‧‧ Groove

28‧‧‧ card slot

3‧‧‧Grounding metal sheet

31‧‧‧ gap

32‧‧‧Bend section

33‧‧‧Fixed holes

4‧‧‧Inside shielded housing

41‧‧‧Fixed section

411‧‧‧Interface

42‧‧‧ Covering section

51‧‧‧ Sockets

511‧‧‧ openings

512‧‧‧Closed Department

52‧‧‧ Cover

Claims (11)

A fastening structure of an electrical connector, comprising: a first insulating member, a first conductive terminal group is disposed on a bottom surface thereof, and an end surface of the first insulating member is provided with a latching portion; a second insulating layer And the first insulating member is combined with a second conductive terminal set on a top surface thereof, and one end edge of the second insulating member is provided with a fastening portion coupled with the engaging portion; a grounding metal piece And being disposed between the first insulating member and the second insulating member; at least two inner shielding shells respectively disposed on a bottom surface of the first insulating member and a top surface of the second insulating member; and an outer shielding shell The first insulating member, the second insulating member, the grounding metal piece, and the inner shield case are covered. The fastening structure of the electrical connector of claim 1, wherein the first insulating member comprises a plate body and two fixing bases respectively disposed on two sides of the plate body and combined with the second insulating member. And at least two protrusions disposed on the top surface of the plate body and facing the grounding metal piece, a groove provided on the bottom surface of the plate body for coupling one of the inner shielding shells, and a clamping groove respectively disposed on both sides of the groove, The first conductive terminal group is disposed on the bottom surface of the board body, and the latching portion is disposed on one end surface of the board body. The latching portion includes a through hole disposed on the board body and a hole disposed on the through hole. The stopper allows the fastening portion to be pierced by the stopper after being passed through the perforation. The fastening structure of the electrical connector of claim 2, wherein the second insulating member comprises a tongue plate, a recessed portion disposed at an edge of the tongue plate, and a seat connected to the tongue plate. a docking unit respectively disposed on both sides of the seat body and combined with each fixing seat, a groove provided on a top surface of the seat body for coupling one of the inner shielding shells, and a card respectively disposed on both sides of the groove The second conductive terminal group is disposed on the top surface of the tongue plate, and the fastening portion is disposed in the recessed portion of the edge of the tongue plate. The fastening structure of the electrical connector of claim 3, wherein the fixing seats of the first insulating member are respectively provided with slots and buckles on the corresponding surfaces thereof, and the second insulation Each of the docking units respectively includes a limiting member that abuts the slot and a corresponding hook that abuts the hook. The fastening structure of the electrical connector of claim 2, wherein one end edge of the grounding metal piece is provided with a notch that is engaged with the outer edge of the blocking piece, and the other end edge is provided between the two fixing seats. The bending section is provided with fixing holes respectively sleeved on the protruding post on the grounding metal piece. The fastening structure of the electrical connector of the second or third aspect of the invention, wherein each of the inner shielding shells respectively comprises a fixing section disposed in the recess provided in the first insulating member or the second insulating member, And a covering section extending at one end of the fixing section, and each of the fixing sections has an engaging portion coupled with the engaging groove provided on both sides of the groove, and each covering section is respectively disposed on The plate body of the first insulating member and the tongue plate of the second insulating member. The fastening structure of the electrical connector of claim 1, wherein the outer shielding housing comprises a first insulating member, a second insulating member, a grounding metal piece and an inner shielding case. The sleeve is provided with an opening disposed at one end of the sleeve, a closed portion disposed at the other end of the sleeve, and a cover coupled to the sleeve. The fastening structure of the electrical connector, wherein the fastening structure comprises: a first insulating member, a first conductive terminal group is disposed on a bottom surface thereof, and a latching portion is disposed on an end surface of the first insulating member; a second insulating member is coupled to the first insulating member, and a second conductive terminal group is disposed on a top surface thereof, and one end edge of the second insulating member is provided with a fastening portion coupled with the engaging portion And a grounding metal piece is disposed between the first insulating member and the second insulating member. The fastening structure of the electrical connector of claim 8, wherein the first insulating member comprises a plate body and two fixing bases respectively disposed on two sides of the plate body and combined with the second insulating member, And at least two protrusions disposed on the top surface of the board body and facing the grounding metal piece, wherein the first conductive terminal group is disposed on the bottom surface of the board body, and the latching portion is disposed on one end surface of the board body, and the card is connected The department includes a perforation formed on the plate body and a stopper disposed on the perforation, so that the fastening portion is pierced by the stopper after being inserted through the perforation. The fastening structure of the electrical connector of claim 8, wherein the second insulating member comprises a tongue plate, a recessed portion disposed at an edge of the tongue plate, and a seat connected to the tongue plate. The body and the docking unit respectively disposed on the two sides of the body and combined with the fixing bases, wherein the second conductive terminal group is disposed on the top surface of the tongue plate, and the fastening portion is disposed on the edge of the tongue edge In the district. The fastening structure of the electrical connector of claim 8, wherein one end edge of the grounding metal piece is provided with a notch that is engaged with the outer edge of the blocking piece, and the other end edge is provided between the two fixing seats. The bending section is provided with fixing holes respectively sleeved on the protruding post on the grounding metal piece.