A straight-in structure FPC connector

Abstract

The utility model belongs to the technical field of electric connector, especially a FPC connector of straight -in structure, including connector plastic main part, the one end of connector plastic main part is detachably connected with several terminal connecting parts, wherein, the terminal connecting part of symmetrical distribution for the wire end insertion after the lock of connector plastic main part is used to the most outside two, its in the terminal connecting part is used for the electric contact of wire end, the other end of connector plastic main part is detachably connected with terminal fixed part, when using, terminal connecting part is inserted and connected in the inside of connector plastic main body and is clamped, makes terminal stop piece and contact end embedding groove and the clamping between terminal stop piece through stop groove, card thorn angle and stop structure and the clamping between contact end embedding groove or hook end embedding groove, realizes quick connection, and after the wire is placed in the inside of connector plastic main body, realizes the clamping of wire through terminal lock catch and lower lock catch.

Description

Technical Field

[0001] This utility model belongs to the field of electrical connector technology, specifically relating to a direct-insertion FPC connector. Background Technology

[0002] FPC board-end connectors are mainly used in computer, digital camera, printer, CD-ROM, mobile phone, LCD-module, FPD (LCD, PDP, ELD, OLED, FED, projection display, etc.) display fields. They are used for the input of display signals in computer, digital camera, printer, CD-ROM, mobile phone, LCD-module, FPD (LCD, PDP, ELD, OLED, FED, projection display, etc.), and their safe and stable structure ensures effective signal transmission.

[0003] Currently available FPC connectors with a front-opening structure consist of a rotating top cover, contact terminals, a plastic body, and metal ear clips. The operation process involves opening the rotating top cover, inserting the ribbon cable, and then closing the top cover, which is not conducive to meeting the need for quick and easy connection. Therefore, we propose a direct-insertion FPC connector. Utility Model Content

[0004] This invention provides a direct-insertion FPC connector to solve the problems mentioned in the background art.

[0005] This utility model provides the following technical solution: a direct-insertion FPC connector, including a connector plastic body, one end of which is detachably connected to a plurality of terminal connection parts, wherein the two outermost symmetrically distributed terminal connection parts are used for locking after the ribbon cable end is inserted into the connector plastic body, and are used for electrical contact of the ribbon cable end at the terminal connection parts; the other end of the connector plastic body is detachably connected to a terminal fixing part. The terminal connection part includes a terminal stop piece, an upper terminal arm, and a lower terminal arm. The terminal stop piece, the upper terminal arm, and the lower terminal arm are integrally formed. The upper terminal arm and the lower terminal arm are symmetrically distributed. One end of the terminal stop piece is provided with a stop structure, and the other end of the terminal stop piece is provided with a first fixed solder foot. The stop structure is engaged and connected to the connector plastic body.

[0006] In a preferred embodiment of a direct-insertion FPC connector, the connector's plastic body has a contact end fitting groove and a hook end fitting groove. The two outermost terminal connection portions are engaged with the contact end fitting groove, while the terminal connection portions are engaged with the hook end fitting groove.

[0007] In a preferred embodiment of a direct-insertion FPC connector, the terminal connection portion is provided with a stop groove and a snap angle, the stop groove and the snap angle being used to cooperate with the stop structure to engage with the inner side of the contact end fitting groove.

[0008] In a preferred embodiment of a direct-insertion FPC connector, one end of the upper lever arm of the terminal is provided with an upper terminal pressure rod and a terminal latch, and the lower lever arm of the terminal is provided with a lower latch.

[0009] In a preferred embodiment of an FPC connector with a direct insertion structure, the connector's plastic body has a cross-shaped groove, and one end of the terminal fixing part is inserted into the inner side of the cross-shaped groove.

[0010] In a preferred embodiment of a direct-insertion FPC connector, the terminal fixing part includes a fixing piece, a second fixing solder foot, and a snap structure. The fixing piece, the second fixing solder foot, and the snap structure are integrally formed, and the fixing piece is fixed by engaging with the cross groove through the snap structure.

[0011] The beneficial effects of this utility model are as follows: By setting the connector plastic body, terminal connection part and terminal fixing part to form a direct insertion connection structure, the terminal connection part is snapped into the inner side of the connector plastic body during use, so that the terminal stop piece and the contact end fitting groove, as well as the terminal stop piece and the contact end fitting groove or hook end fitting groove between the stop groove, the snap angle and the stop structure, can achieve quick connection. After the ribbon cable is placed inside the connector plastic body, the ribbon cable is clamped by the terminal latch and the lower latch. This setting method can eliminate the action of opening and closing the rotating top cover in the traditional connector. The ribbon cable can be directly inserted into the inner side of the connector plastic body to realize the signal transmission between the FPC ribbon cable and the terminal connection part, which effectively improves the assembly efficiency.

[0012] The parts of the device not covered herein are the same as or can be implemented using existing technologies. Attached Figure Description

[0013] Figure 1 This is a three-dimensional structural diagram of the present invention; Figure 2 This is an exploded view of the present invention; Figure 3 This is a structural diagram of the terminal connection part in this utility model; Figure 4 This is a schematic diagram of the first wiring method of this utility model; Figure 5 This is a schematic diagram of the second wiring method of this utility model; Figure 6 This is a schematic diagram showing the state after the terminal connection part of the present invention is inserted into the inner side of the connector's plastic body.

[0014] Figure 7 This is a schematic diagram of the terminal fixing part in this utility model.

[0015] Figure 8 This is a side view of the present invention.

[0016] In the diagram: 1. Connector plastic body; 11. Contact end fitting groove; 12. Hook end fitting groove; 13. Cross groove; 2. Terminal connection part; 21. Terminal stop piece; 211. Stop groove; 212. Clip angle; 22. Terminal upper lever arm; 221. Terminal upper pressure rod; 222. Terminal latch; 23. Terminal lower lever arm; 231. Lower latch; 24. Stop structure; 25. First fixing solder foot; 3. Terminal fixing part; 31. Fixing piece; 32. Second fixing solder foot; 33. Clip structure. Detailed Implementation

[0017] Please see Figures 1-8 The present invention provides the following technical solution: a direct-insertion FPC connector, including a connector plastic body 1, one end of which is detachably connected to a plurality of terminal connection parts 2, wherein the two outermost symmetrically distributed terminal connection parts 2 are used for locking after the ribbon cable end is inserted into the connector plastic body 1, and the terminal connection parts 2 are used for electrical contact of the ribbon cable end, and the other end of the connector plastic body 1 is detachably connected to a terminal fixing part 3.

[0018] To address the problem that existing connectors are not conducive to meeting the need for quick and easy plug-in use, this utility model uses a direct-insertion FPC connector composed of a connector plastic body 1, a terminal connection part 2, and a terminal fixing part 3 to achieve quick connection between terminals and ribbon cables.

[0019] The terminal connection part 2 includes a terminal stop piece 21, an upper terminal force arm 22, and a lower terminal force arm 23. The terminal stop piece 21, the upper terminal force arm 22, and the lower terminal force arm 23 are integrally formed. The upper terminal force arm 22 and the lower terminal force arm 23 are symmetrically distributed. One end of the terminal stop piece 21 is provided with a stop structure 24, and the other end of the terminal stop piece 21 is provided with a first fixed solder foot 25. The stop structure 24 is engaged and connected with the connector plastic body 1.

[0020] One end of the upper lever arm 22 of the terminal is provided with an upper terminal pressure rod 221 and a terminal latch 222, and the lower lever arm 23 of the terminal is provided with a lower latch 231.

[0021] In this embodiment, please refer to the accompanying drawings. Figure 4 In the first assembly method, before assembly, a hole needs to be made in the FPC cable installed in the terminal connection part 2 for locking. When the FPC cable is inserted, the terminal latch 222 and the lower latch 231 in the terminal connection part 2 for locking will spring open in the up and down direction until the FPC cable is fully inserted. Then, the terminal latch 222 and the lower latch 231 in the terminal connection part 2 will automatically spring back, hooking the position of the FPC cable opening between the terminal upper pressure rod 221 to prevent the FPC cable from sliding out.

[0022] In this embodiment, please refer to the accompanying drawings. Figure 4 In the first assembly method, the FPC cable is inserted into the inner side of the terminal stop piece 21. During insertion, the terminal latch 222 and the lower latch 231 in the terminal connection part 2 used for locking spring open in the up and down direction until the FPC cable is fully inserted. Then, the terminal latch 222 and the lower latch 231 in the terminal stop piece 21 automatically spring back, clamping the position of the FPC cable opening between the terminal upper pressure rod 221 to prevent the FPC cable from sliding out.

[0023] The connector plastic body 1 has a contact end fitting groove 11 and a hook end fitting groove 12. The two outermost terminal connection parts 2 are engaged with the contact end fitting groove 11, and the other terminal connection parts 2 are engaged with the hook end fitting groove 12.

[0024] The terminal connection part 2 is provided with a stop groove 211 and a snap angle 212. The stop groove 211 and the snap angle 212 are used to cooperate with the stop structure 24 to engage with the inner side of the contact end fitting groove 11.

[0025] In this embodiment, both the contact end fitting groove 11 and the hook end fitting groove 12 are used for the sliding insertion of the terminal stop piece 21. After insertion, the terminal stop piece 211 is fixed by engaging with the contact end fitting groove 11 or the hook end fitting groove 12 through the snap angle 212 and the stop groove 211. The stop structure 24 serves as a stop after the terminal stop piece 21 is assembled with the connector plastic body 1.

[0026] The connector plastic body 1 has a cross groove 13, and one end of the terminal fixing part 3 is inserted into the inside of the cross groove 13.

[0027] The terminal fixing part 3 includes a fixing piece 31, a second fixing solder foot 32, and a snap structure 33. The fixing piece 31, the second fixing solder foot 32, and the snap structure 33 are integrally formed. The fixing piece 31 is fixed by engaging with the cross groove 13 through the snap structure 33.

[0028] In this embodiment, after the spiking structure 33 is inserted into the inside of the cross groove 13, it engages with the spiking angle 212 provided in the terminal connection part 2 to fix and position the terminal stop piece 21 and the terminal fixing part 3.

[0029] The working principle of this utility model is as follows: By setting up a direct-insertion connection structure consisting of a connector plastic body 1, a terminal connection part 2, and a terminal fixing part 3, the terminal connection part 2 is snapped into the inner side of the connector plastic body 1 during use. This allows the terminal stop piece 21 to be quickly connected to the contact end fitting groove 11 through the engagement between the stop groove 211, the snap angle 212, and the stop structure 24 and the contact end fitting groove 11 or the hook end fitting groove 12. After the ribbon cable is placed inside the connector plastic body 1, the ribbon cable is clamped by the terminal latch 222 and the lower latch 231. This setting method can eliminate the need for opening and closing the rotating top cover in traditional connectors. The ribbon cable can be directly inserted into the inner side of the connector plastic body 1 to realize signal transmission between the FPC ribbon cable and the terminal connection part 2, effectively improving assembly efficiency.

[0030] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus.

[0031] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A through-hole FPC connector, comprising a connector plastic body (1), characterized in that: One end of the connector plastic body (1) is detachably connected to a plurality of terminal connection parts (2), wherein the two symmetrically distributed terminal connection parts (2) arranged to the outermost edge are used for locking after the ribbon cable end is inserted into the connector plastic body (1), and are used for electrical contact of the ribbon cable end at the terminal connection parts (2). The other end of the connector plastic body (1) is detachably connected to a terminal fixing part (3). The terminal connection part (2) includes a terminal stop piece (21), an upper terminal force arm (22), and a lower terminal force arm (23). The terminal stop piece (21), the upper terminal force arm (22), and the lower terminal force arm (23) are integrally formed. The upper terminal force arm (22) and the lower terminal force arm (23) are symmetrically distributed. One end of the terminal stop piece (21) is provided with a stop structure (24), and the other end of the terminal stop piece (21) is provided with a first fixed solder foot (25). The stop structure (24) is engaged with the connector plastic body (1).

2. The FPC connector with a through-hole structure according to claim 1, characterized in that: The connector plastic body (1) has a contact end fitting groove (11) and a hook end fitting groove (12). The two outermost terminal connection parts (2) are engaged with the contact end fitting groove (11), and the terminal connection parts (2) are engaged with the hook end fitting groove (12).

3. The FPC connector with a through-hole structure according to claim 2, characterized in that: The terminal connection part (2) is provided with a stop groove (211) and a snap angle (212). The stop groove (211) and the snap angle (212) are used to cooperate with the stop structure (24) to engage with the inside of the contact end fitting groove (11).

4. The FPC connector with a through-hole structure according to claim 3, characterized in that: One end of the upper lever arm (22) of the terminal is provided with an upper terminal pressure rod (221) and a terminal latch (222), and the lower lever arm (23) of the terminal is provided with a lower latch (231).

5. The FPC connector with a through-hole structure according to claim 1, characterized in that: The connector plastic body (1) has a cross groove (13), and one end of the terminal fixing part (3) is inserted into the inside of the cross groove (13).

6. The FPC connector with a through-hole structure according to claim 5, characterized in that: The terminal fixing part (3) includes a fixing piece (31), a second fixing solder foot (32) and a snap structure (33). The fixing piece (31), the second fixing solder foot (32) and the snap structure (33) are integrally formed. The fixing piece (31) is engaged and fixed with the cross groove (13) through the snap structure (33).

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