Flexible busbar electric connector

Abstract

The utility model provides a flexible busbar electric connector, which comprises an insulating body, a plurality of terminals accommodated in the insulating body, a pair of fixing pieces fixed at two ends of the insulating body, and an overturning cover covered on the insulating body, and the overturning cover is provided with at least one through hole and a plurality of clamping grooves. A metal cover is further fixed on the turnover cover, the metal cover comprises a lengthwise base plate covering the surface of the turnover cover and a pair of buckling arms which are bent downwards and extend from the two longitudinal ends of the base plate, and elastic pressing arms which extend downwards to penetrate through the turnover cover to abut against the soft row are formed on the base plate of the metal cover. Compared with the prior art, the metal cover is arranged on the overturning cover to realize a better signal shielding function, and the metal cover is simultaneously connected with the fixing pieces and the flexible bar at the two ends to realize a grounding function, so that the problem that the grounding and signal shielding functions of the flexible bar connector in the prior art are not enough is effectively solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of electric connection, especially a kind of soft row electric connector. BACKGROUND

[0002] Soft row electric connector is a kind of small-sized electric connector very commonly used in computer, mobile phone and other consumer electronic products, for establishing its electric connection between soft row and circuit board, the soft row is FPC / FFC soft row, it can also become flexible circuit board or flexible line row, it is used to be inserted into the soft row electric connector, and in order to improve the holding force after soft row insertion, ensure the stability of electric connection, the existing soft row electric connector also generally includes a turnover cover, the turnover cover is used to press the soft row, so that it is not easy to separate from the connection with soft row electric connector. However, the grounding function of the existing soft row electric connector is generally relatively deficient, and the shielding ability of external interference signal is also weak, which cannot meet the use demand in some application scenarios. SUMMARY

[0003] The technical problem solved by the utility model lies in providing a kind of soft row electric connector to improve the problem that good grounding and shielding function cannot be realized in prior art.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: a kind of soft row electric connector, including an insulating body, a plurality of terminals received in the insulating body, a pair of fixed parts fixed at the two ends of the insulating body, a turnover cover covering the insulating body, at least one through hole and a plurality of clamping grooves are provided on the turnover cover, and a metal cover is further fixed on the turnover cover, the metal cover includes a longitudinal base plate covering the surface of the turnover cover, a pair of buckle arms are bent downward and extended from the longitudinal two ends of the base plate, and a spring arm is formed on the base plate of the metal cover, which extends downward through the turnover cover to abut against the soft row.

[0005] Further, the metal cover is further provided with a plurality of bending arms bent downward and extended from the two side edges of the base plate, the bending arms are inserted into the clamping grooves of the turnover cover, and the longitudinal two ends of the turnover cover are provided with limiting protrusions protruding outward, and the limiting protrusions are clamped and matched with the buckle arms.

[0006] Further, an opening and a crimping portion located below the opening are formed on the buckle arm, the limiting protrusion is located in the opening, and the crimping portion is in contact with the fixed part.

[0007] Further, the turnover cover is provided with a longitudinal main cover plate and a mounting portion protruding outward from the longitudinal two ends of the main cover plate, and the through hole penetrates the main cover plate in the vertical direction.

[0008] Further, the surface of the main cover plate is formed with a longitudinally extending mounting groove for accommodating the metal cover, and the number of the through holes is two and they are both distributed in the mounting groove; one side of the main cover plate is formed with a plurality of slots and a pivot shaft located in the slots.

[0009] Further, the insulating body comprises a top wall, a bottom wall and a pair of side walls, the top wall is located at the rear side of the bottom wall and is higher than the bottom wall, a plurality of upper grooves are formed in the top wall, the bottom wall is provided with a plurality of lower grooves arranged at equal intervals, and a forwardly protruding flange part is arranged in the lower grooves.

[0010] Further, the terminal comprises a row of signal terminals and a row of ground terminals which are distributed in front and back, the signal terminals are inserted in the lower grooves of the bottom wall from front to back, and the ground terminals are inserted in the upper grooves of the top wall from back to front.

[0011] Further, the signal terminal is fixed on the bottom wall and is provided with a base, a contact arm which horizontally extends out from the upper side of the base rearward, and a limiting arm which horizontally extends out from the lower side of the base rearward, the contact arm protrudes upward from the bottom wall to contact the flexible flat cable, and the extension length of the contact arm in the front and back direction is greater than that of the limiting arm.

[0012] Further, the limiting arm is located directly below the contact arm, and a clamping groove for clamping the flange part is formed between the limiting arm and the contact arm, and the bottom of the base is provided with a welding surface.

[0013] Further, the ground terminal is provided with a vertically arranged main arm, a top arm which horizontally extends out from the top of the main arm forward, the front end of the top arm is accommodated in the slot and is provided with a recess for accommodating the pivot shaft, and the recess is concave from bottom to top and formed in the lower surface of the top arm.

[0014] Compared with the prior art, the metal cover is arranged on the flip cover to realize better signal shielding function, the metal cover is connected with the fixing members at both ends and the flexible flat cable to realize grounding function, and the problem of lacking of grounding and signal shielding function of the flexible flat cable connector in the prior art is effectively solved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective view of the flexible flat cable connector.

[0016] Figure 2 It is an enlarged view of a part of the flexible flat cable connector.

[0017] Figure 3 It is an exploded view of the flexible flat cable connector.

[0018] Figure 4 It is the partial enlarged view of the turnover cover and the metal cover of the soft electric connector.

[0019] Figure 5 It is the internal section view of the soft electric connector.

[0020] Figure 6 It is the cooperation view of the metal cover and the fixing part of the soft electric connector. DETAILED DESCRIPTION

[0021] Please refer to Figures 1 to 6 As shown in the figure, the utility model provides a kind of soft electric connector 100, including: an insulating body 10, a plurality of terminals 20 contained in insulating body 10, a pair of fixing parts 30 fixed at the both ends of insulating body 10, overturn cover 40 assembled on insulating body 10, metal cover 50 is fixed on the overturn cover 40, the insulating body 10 is used to bear the terminal 20 and fixing part 30, and the fixing part 30 is used to be welded and fixed on a circuit board with insulating body 10, and the terminal 20 is used to contact with the soft electric connector contact.

[0022] As Figure 2 And Figure 3 As shown, the insulating body 10 includes a top wall 11, a bottom wall 12 and a pair of side walls 13, the top wall 11 and bottom wall 12 are longitudinal, and the longitudinal both ends are integrally connected with the pair of side walls 13, and the top wall 11 is located at the back side of the bottom wall 12 and is higher than the bottom wall 12, so as to be protruded from the bottom wall 12, the upper surface of the top wall 11 is flush with the upper surface of the pair of side walls 13, and a plurality of upper grooves 14 are arranged in the top wall 11. The bottom wall 12 is provided with a plurality of equally spaced lower grooves 15, and the lower grooves 15 and the upper grooves 14 on the top wall 11 jointly form a containing groove for containing the plurality of terminals. Preferably, a flange portion 16 protruding forward is arranged in the lower groove 15 of the bottom wall 12 (see Figure 5 ). The inner side of the side wall 13 is provided with a clamping groove 17 for containing the fixing part 30, and the clamping groove 17 extends from front to back.

[0023] As Figure 3 And Figure 5As shown, the terminal 20 includes a row of signal terminals 21 and a row of ground terminals 22 distributed in front and back, the signal terminals 21 are inserted into the lower channel 15 of the bottom wall 12 from front to back, and the ground terminals 22 are inserted into the upper channel 14 of the top wall 11 from back to front, the signal terminals 21 and the ground terminals 22 are distributed in front and back, specifically, the signal terminals 21 are fixed on the bottom wall 12, which is provided with a base 23, a contact arm 24 horizontally extending out from the upper side of the base 23 to the back, and a limiting arm 25 horizontally extending out from the lower side of the base 23 to the back, the end of the contact arm 24 protrudes upward to contact the soft cable, and the extension length of the contact arm 24 in the front-back direction is greater than that of the limiting arm 25, the limiting arm 25 is located directly below the contact arm 24, and a clamping groove 26 for clamping the flange part 16 is formed between the limiting arm 25 and the contact arm 24, thereby fixing the signal terminal 21 in the lower channel 15, preferably, the bottom of the base 23 is provided with a welding surface 231 for welding to a circuit board. The ground terminal 22 is provided with a vertical main arm 27, a top arm 28 horizontally extending out from the top of the main arm 27 to the front, and a welding arm 29 horizontally extending out from the bottom of the main arm 27 to the back, the main arm 27 and the top arm 28 form an L-shaped structure, and the welding arm 29 extends out of the insulating body to the back to be welded to the circuit board, wherein the front end of the top arm 28 is provided with a notch 281 matched with the flip cover 40, and the notch 281 is recessed from bottom to top on the lower surface of the top arm 28.

[0024] The flip cover 40 is provided with a longitudinally long main cover plate 41 and mounting parts 42 protruding out from the longitudinal ends of the main cover plate 41, the inner side edges of the main cover plate 41 are formed with a plurality of slots 43 for accommodating the top arms 28 of the ground terminals 22 and pivot shafts 44 located in the slots 43, and the pivot shafts 44 are accommodated in the notches 281. Preferably, the main cover plate 41 is further formed with a pair of through holes 45 and a plurality of clamping grooves 46, the through holes 45 pass through the main cover plate 41, and the clamping grooves 46 are used for clamping and fixing the metal cover 50. Preferably, the longitudinal ends of the main cover plate 41 are further provided with outwardly protruding limiting protrusions 47 for clamping and fixing the two ends of the metal cover 50, which can be referred to Figure 6 As shown, the surface of the main cover plate 41 is formed with a longitudinally extending mounting groove 48 for mounting the metal cover 50, and the through holes 45 are distributed in the mounting groove 48.

[0025] The metal cover 50 is provided with a longitudinal base plate 51, a pair of buckle arms 52 extending downward from the longitudinal ends of the base plate 51, and a plurality of folding arms 53 extending downward from the side edges of the base plate 51. The base plate 51 is in the form of a sheet and covers the surface of the main cover plate 41 and is accommodated in the mounting groove 48. A pair of elastic pressing arms 54 are formed on the base plate 51 and extend downward through the through holes 45 in the main cover plate 41 to press against the surface of the flexible cable, thereby providing grounding and pressing functions. The pair of buckle arms 52 are clamped on the limiting protrusions 47 at the ends of the main cover plate 41, and the plurality of folding arms 53 are embedded in the clamping grooves 46, thereby achieving the fixed combination of the metal cover 50 and the flip cover 40. Preferably, an opening 55 and a pressing portion 56 located below the opening 55 are formed on the buckle arm 52. The opening 55 is sleeved on the limiting protrusion 47, and the pressing portion 56 is used for pressing fit with the fixing member 30, thereby achieving interference fixation.

[0026] The fixing member 30 is provided with an insertion arm 31 extending rearward, and a pressing piece 32 inwardly folded at the front end of the insertion arm 31. The insertion arm 31 is inserted into the side wall 13 of the insulating body and fixed in the clamping groove 17. The pressing piece 32 inwardly abuts on the pressing portion 56, thereby achieving the connection with the metal cover 50 and realizing grounding.

[0027] In summary, the metal cover 50 is arranged on the flip cover 40 to achieve better signal shielding function. The metal cover 50 is connected with the fixing members 30 at both ends and the flexible cable to realize grounding function, thereby effectively improving the problem of lack of grounding and signal shielding function of the flexible cable connector in the prior art.

[0028] The above is only the best embodiment of the present application, and does not limit the present application in any form. Any person skilled in the art can make many possible changes and modifications to the technical scheme of the present application without departing from the scope of the present application, and all of the above changes and modifications are within the scope of protection of the claims.

Claims

1. A flexible electrical connector comprising an insulating body, a plurality of terminals housed in the insulating body, a pair of fixing members fixed to both ends of the insulating body, and a flip cover covering the insulating body, characterized in that: The turnover cover is provided with at least one through hole and a plurality of clamping grooves, and a metal cover is further fixed on the turnover cover, the metal cover comprises an elongated base plate covering the surface of the turnover cover, a pair of buckle arms bent downward from the longitudinal ends of the base plate, and a spring arm formed on the base plate and extending downward through the turnover cover to abut against the soft cable.

2. The flexible electrical power connector of claim 1, wherein: The metal cover is further provided with a plurality of bending arms bent downward from the two side edges of the base plate, the bending arms are inserted into the clamping grooves of the turnover cover, and the longitudinal ends of the turnover cover are provided with outwardly protruding limiting protrusions which are clamped and matched with the buckle arms.

3. The flexible electrical power connector of claim 2, wherein: An opening and a crimping portion below the opening are formed on the buckle arm, the limiting protrusion is located in the opening, and the crimping portion is in contact with the fixing member.

4. The flexible electrical power connector of claim 3, wherein: The turnover cover is provided with an elongated main cover plate and mounting portions protruding outward from the longitudinal ends of the main cover plate, and the through hole penetrates the main cover plate in the vertical direction.

5. The flexible electrical power connector of claim 4, wherein: A longitudinally extending mounting groove is formed on the surface of the main cover plate to accommodate the metal cover, and the number of through holes is two and they are distributed in the mounting groove; a plurality of slots and a pivoting shaft located in the slots are formed on one side of the main cover plate.

6. The flexible electrical power connector of claim 5, wherein: The insulating body comprises a top wall, a bottom wall and a pair of side walls, the top wall is located behind the bottom wall and is higher than the bottom wall, a plurality of upper grooves are formed in the top wall, the bottom wall is provided with a plurality of equally spaced lower grooves, and a forwardly protruding flange portion is arranged in the lower grooves.

7. The flexible electrical power connector of claim 6, wherein: The terminal comprises a row of signal terminals and a row of ground terminals which are distributed in front and back, the signal terminals are inserted into the lower grooves of the bottom wall from front to back, and the ground terminals are inserted into the upper grooves of the top wall from back to front.

8. The flexible electrical power connector of claim 7, wherein: The signal terminal is fixed to the bottom wall and is provided with a base, a contact arm horizontally extending backward from the upper side of the base, and a limiting arm horizontally extending backward from the lower side of the base, the contact arm protrudes upward from the bottom wall to contact the soft cable, and the extension length of the contact arm in the front-back direction is greater than that of the limiting arm.

9. The flexible electrical power connector of claim 8, wherein: The limiting arm is located directly below the contact arm, and a clamping groove clamping the flange portion is formed between the limiting arm and the contact arm, and a welding surface is arranged on the bottom of the base.

10. The flexible electrical power connector of claim 9, wherein: The ground terminal is provided with a vertically arranged main arm and a top arm horizontally extending forward from the top of the main arm, the front end of the top arm is accommodated in the slot and is provided with a notch accommodating the pivoting shaft, and the notch is concave downward on the lower surface of the top arm.

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