CN212542830U - Flat cable connector terminal with stable connection - Google Patents

Abstract

A stably-connected terminal of a flat cable connector is characterized in that the terminal (3) is sequentially provided with a jointing clamp (31), a connecting sheet (32) and an inserting ring (33) from top to bottom, and the middle part of the jointing clamp (31) is provided with a clamping groove (311); the terminal (3) is also provided with a first riveting sheet (34) and a second riveting sheet (35), the first riveting sheet (34) and the second riveting sheet (35) are protruded from the side surface of the connecting sheet (32), and the first riveting sheet (34) is opposite to the jointing clamp (31) along the vertical direction; the method is characterized in that: the upper end of the first riveting sheet (34) is provided with a clearance gap (341), and the clearance gap (341) is adjacent to the connecting sheet (32). Because set up the clearance breach, consequently can guarantee that the below in double-layered groove has sufficient length to for the intensity of binding clip provides the guarantee, can let double-layered groove itself have sufficient degree of depth simultaneously, form stable electricity with the connecting wire of winding displacement and be connected.

Description

Flat cable connector terminal with stable connection

Technical Field

The utility model relates to a winding displacement connector terminal especially relates to a stably connected winding displacement connector terminal.

Background

The flat cable is also called a flexible printed circuit board. The method specifies the wire arrangement rule, the wire sequence, the wire color, the wire number and the like according to the industry specification, and is used for data transmission of movable parts and movable areas, for example, a data wire of a hard disk and an optical drive connected with a mainboard inside a computer, a data wire of a display screen connected with a mainboard of a mobile phone, and data wires connected between devices are collectively called wire arrangement.

When connecting the flat cables, the flat cable needs to be equipped with a corresponding connector, and the flat cable connector generally comprises a base, a middle cover and a plurality of terminals, wherein the base and the middle cover form a main body of the flat cable connector, and the terminals are positioned inside the main body. The flat cable is inserted into the body and makes electrical connection with the terminals.

For a conventional flat cable connector, terminals are generally inserted and fixed by riveting, and corresponding riveting sheets (i.e. riveting points) are also disposed on the terminals. However, in order to ensure that the terminal clamp of the terminal has sufficient pressure resistance, it is necessary to ensure that there is a sufficient distance between the clamping groove and the rivet pressing plate (i.e. to ensure that there is a sufficient length below the clamping groove).

SUMMERY OF THE UTILITY MODEL

The technical scheme of the utility model is to provide a stable connection flat cable connector terminal for solving the above problems, the terminal is provided with a jointing clamp, a connecting sheet and an inserting ring from top to bottom, and the middle part of the jointing clamp is provided with a clamping groove; the terminal is also provided with a first riveting sheet and a second riveting sheet, the first riveting sheet and the second riveting sheet are protruded from the side surface of the connecting sheet, and the first riveting sheet is opposite to the jointing clamp along the vertical direction; the upper end of the first riveting sheet is provided with a clearance gap, and the clearance gap is adjacent to the connecting sheet.

Further, the jointing clamp is provided with a U-shaped reinforcing rib, and the U-shaped reinforcing rib is located below the clamping groove.

Further, the connecting sheet has vertical reinforcing ribs extending from an upper end to a lower end of the connecting sheet.

Furthermore, the upper end of the insertion ring is provided with a plurality of insertion elastic sheets, and the insertion elastic sheets extend from the edge of the insertion ring to the middle of the insertion ring.

Further, the upper end of the clamping groove is provided with two guide inclined planes.

Furthermore, the depth of the clamping groove is 1.3-1.4 mm.

After the technical scheme is adopted, the utility model discloses an effect is: because set up the clearance breach, consequently can guarantee that the below in double-layered groove has sufficient length to for the intensity of binding clip provides the guarantee, can let double-layered groove itself have sufficient degree of depth simultaneously, form stable electricity with the connecting wire of winding displacement and be connected.

Drawings

Fig. 1 is a schematic view of a bus bar connector according to the present invention;

fig. 2 is a schematic view of a base according to the present invention;

fig. 3 is a schematic view of a middle cap according to the present invention;

fig. 4 is a schematic view of a terminal according to the present invention;

fig. 5 is a cross-sectional view of a flat cable connector according to the present invention.

Detailed Description

It is specifically noted that the terms "first", "second" and "third" in the present application are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. All directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture, and if the specific posture is changed, the directional indicator is changed accordingly.

The technical solution of the present invention is further described below by way of examples:

the utility model provides a bus bar connector, as shown in figure 1, bus bar connector includes: the connector comprises a base 1, a middle cover 2 and a plurality of terminals 3, wherein the base 1 and the middle cover 2 are combined to form a main body of the cable connector, and the plurality of terminals 3 are staggered in a mode of being arranged in two rows in the main body along the left-right direction. In the process of assembling the flat cable connector, the flat cable is inserted between the base 1 and the middle cover 2 and is electrically connected with the terminals 3. In this embodiment, the length of the main body is 16-17 mm, the width is 4-5 mm, and the height is 5-6 mm.

As shown in fig. 2 and 5, the base 1 has a plurality of terminal passages 11 in the middle, the plurality of terminal passages 11 are arranged in two rows in the left-right direction, the lower ends of the terminal passages 11 have connection holes 111, and the lower ends of the terminals 3 are inserted into the terminal passages 11. The terminal passage 11 can fix the terminal 3 to prevent the terminal 3 from being loosened, and a pin can pass through the connection hole 111 and form an electrical connection with the terminal 3 when the bus bar connector is used.

More specifically, the width of the upper end of the terminal passage 11 is greater than the width of the lower end. The above-described structural arrangement can facilitate the insertion of the terminal 3.

As shown in fig. 3, the middle cap 2 has a support plate 21, and left and right ends of the support plate 21 are engaged with and fixed to left and right ends of the base 1, respectively.

As shown in fig. 4, the terminal 3 has a clip 31, a connecting piece 32 and a plug ring 33 in this order from top to bottom, and the clip 31 has a clip groove 311 in the middle. The clip slot 311 of the clip 31 is used to secure the flat cable and to form an electrical connection with the connecting wires of the flat cable, the connecting tab 32 is used to form an electrical connection between the clip 31 and the insertion ring 33, and the insertion ring 33 is used to form an electrical connection with the contact pin.

Specifically, as shown in fig. 4 and 5, the terminal 31 is offset to one side (left or right) of the connecting piece 32, the connecting piece 32 and the insert ring 33 are inserted into the terminal passage 11, and the offset directions of the connecting pieces 32 of the two rows of terminals 3 are opposite. Thus, the connecting clips 31 of the two rows of terminals 3 are just staggered and correspond to the positions of the connecting wires of one row one by one.

More specifically, with continued reference to fig. 2, the upper end of the terminal passage 11 has a limiting groove 112, and a portion of the lower end of the wire clamp 31 is located in the limiting groove 112. The limiting groove 112 can limit the jointing clamp 31, prevent the jointing clamp 31 from deviating in the assembling process of the flat cable connector, and improve the stability of electric connection.

Specifically, as shown in fig. 2, 3 and 5, the middle cap 2 has connection posts 22 at both left and right ends, the connection post 22 at the left end being in contact with the terminal 3 at the leftmost end, and the connection post 22 at the right end being in contact with the terminal 3 at the rightmost end. In the assembly process of the flat cable connector, the terminal 3 at the leftmost end and the rightmost end can be prevented from deviating due to the extrusion force by the positioning action of the connecting column 22, thereby ensuring the stability of the electrical connection.

More specifically, both the left and right ends of the middle cap 2 have pins 23, both the pins 23 protrude from the lower surface of the support plate 21, and the lower ends of the pins 23 have barbs 231; both the left and right ends of the base 1 have latch channels 12, the lower ends of the latch channels 12 have hooks 121, the hooks 121 protrude from the inner walls of the latch channels 12, the latches 23 are inserted into the latch channels 12, and the barbs 231 are engaged with the hooks 121. The base 1 and the middle cover 2 can be fixed by the cooperation of the barb 231 and the hook 121.

More specifically, the two connection posts 22 are respectively fixed to the upper ends of the two pins 23. To traditional winding displacement connector, bolt 23 and backup pad 21 are connected two places around only, and the utility model discloses in, spliced pole 22 has established the third department with bolt 23 and has been connected, can strengthen the steadiness of bolt 23, avoids its fracture.

More specifically, the upper end of the latch passage 12 has a stopper 122, the stopper 122 protrudes from the inner wall of the latch passage 12, and the stopper 122 contacts the upper end of the latch 23. The stopper 122 can support the plug 23 to prevent the plug 23 from breaking.

Specifically, the lower end of the support plate 21 has a wire connection port 211, and the wire connection clip 31 is opposed to the wire connection port 211 in the front-rear direction. During the assembly of the flat cable connector, the flat cable can pass through the wire connection port 211 to complete the insertion operation with the wire connection clamp 31.

More specifically, the upper end of the wire connection port 211 has a plurality of arc-shaped notches 212, and the arc-shaped notches 212 are aligned with the wire connection clip 31 in the front-rear direction. The arc-shaped notch 212 is matched with the shape of the flat cable, so that the interference of the support plate 21 on the insertion of the flat cable can be avoided.

Specifically, as shown in fig. 3, 4 and 5, the support plate 21 has a plurality of positioning holes 213 in the middle thereof, and positioning hooks 213 are protruded from the inner walls of the positioning holes 212; the upper end of the clip 31 has a positioning claw 312, the positioning claw 312 is projected outward, the clip 31 is inserted into the positioning hole 212, and the positioning claw 312 is engaged with the positioning hook 213. Through the cooperation of locating pawl 312 and location hook 213, can avoid making the middle part of well lid 2 arch up because the extrusion force in the winding displacement connector assembly process, the condition that well lid 2 pine takes off more can not appear, has improved the fastness that well lid 2 was fixed greatly.

Specifically, please refer to fig. 4, the terminal 3 further has a first riveting sheet 34 and a second riveting sheet 35, the first riveting sheet 34 and the second riveting sheet 35 both protrude from the side surface of the connecting sheet 32, the first riveting sheet 34 is opposite to the wire holder 31 along the vertical direction, the upper end of the first riveting sheet 34 has a clearance gap 341, and the clearance gap 341 is adjacent to the connecting sheet 32. The first and second riveting sheets 34 and 35 can be used as stress points during the installation of the terminal 3, so as to realize the riveting operation of the terminal 3, and fix the terminal 3 in the terminal channel 11. Due to the clearance gap 341, the lower part of the clamping groove 311 can be ensured to have enough length, so that the strength of the jointing clamp 31 is guaranteed, and meanwhile, the clamping groove 311 can have enough depth to form stable electric connection with the connecting wire of the flat cable. In the present embodiment, the depth (i.e., height) of the clamping groove 311 is 1.3 to 1.4 mm.

More specifically, the clip 31 has a U-shaped reinforcing rib 313, and the U-shaped reinforcing rib 313 is located below the clip groove 311. The U-shaped reinforcing ribs 313 can enhance the compressive strength of the clamp grooves 311 and prevent the jointing clamp 31 from breaking.

More specifically, the upper end of the clip slot 311 has two guide slopes 314. The guide slope 314 may guide insertion of the connection line of the flat cable.

More specifically, the connecting piece 32 has vertical reinforcing ribs 321, and the vertical reinforcing ribs 321 extend from the upper end to the lower end of the connecting piece 32. The vertical reinforcing ribs 321 can enhance the pressure resistance of the connecting sheet 32 and prevent the connecting sheet 32 from being broken in the riveting process.

More specifically, the upper end of the insertion ring 33 has a plurality of insertion spring pieces 331, and the insertion spring pieces 331 extend from the edge of the insertion ring 33 to the middle of the insertion ring 33. The insertion spring 331 can contact with the pin and fix the pin by elasticity, thereby improving the stability of electrical connection.

The above-mentioned embodiments are merely preferred examples of the present invention, and do not limit the scope of the present invention, so all equivalent changes or modifications made by the structure, features and principles of the present invention should be included in the claims of the present invention.

Claims (6)

1. A stably-connected terminal of a flat cable connector is characterized in that the terminal (3) is sequentially provided with a jointing clamp (31), a connecting sheet (32) and an inserting ring (33) from top to bottom, and the middle part of the jointing clamp (31) is provided with a clamping groove (311); the terminal (3) is also provided with a first riveting sheet (34) and a second riveting sheet (35), the first riveting sheet (34) and the second riveting sheet (35) protrude from the side surface of the connecting sheet (32), and the first riveting sheet (34) is opposite to the jointing clamp (31) along the vertical direction; the method is characterized in that: the upper end of the first riveting sheet (34) is provided with a clearance gap (341), and the clearance gap (341) is adjacent to the connecting sheet (32).

2. The drop out connector terminal of claim 1, wherein: the binding clip (31) is provided with a U-shaped reinforcing rib (313), and the U-shaped reinforcing rib (313) is positioned below the clip groove (311).

3. The drop out connector terminal of claim 1, wherein: the connecting piece (32) is provided with a vertical reinforcing rib (321), and the vertical reinforcing rib (321) extends from the upper end to the lower end of the connecting piece (32).

4. The drop out connector terminal of claim 1, wherein: the upper end of the insertion ring (33) is provided with a plurality of insertion spring pieces (331), and the insertion spring pieces (331) extend from the edge of the insertion ring (33) to the middle of the insertion ring (33).

5. The drop out connector terminal of claim 1, wherein: the upper end of the clamping groove (311) is provided with two guide inclined planes (314).

6. The drop out connector terminal of claim 1, wherein: the depth of the clamping groove (311) is 1.3-1.4 mm.

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