Clamping plate type electronic connector for Bluetooth earphone

Abstract

The utility model relates to the technical field of connectors, in particular to a clamping plate type electronic connector for a Bluetooth headset, which comprises a PCB (printed circuit board) mainboard and a connector, one end of the PCB mainboard is provided with a plugging part for plugging the connector, the connector comprises a plastic main body and a plurality of conductive terminals, the plastic main body is provided with a clamping groove matched with the plugging part, and the conductive terminals are arranged in the clamping groove. A plurality of terminal slots are symmetrically formed in the inner side of the clamping groove, the conductive terminals are inserted into the terminal slots, and terminal contact holes correspondingly clamped with the conductive terminals are formed in the inserting part. According to the utility model, the connector is matched with the PCB mainboard in an inserted manner, so that the connector has the advantages of being more convenient to assemble, higher in connector integration level, smaller in occupied space and lower in cost.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a clamping plate type electronic connector for a Bluetooth headset. Background Art

[0002] Bluetooth headsets mainly include a headset shell and a battery module, a speaker module and a PCB motherboard installed in the headset shell. In the past, manual welding was used to electronically connect the battery module, speaker module and PCB motherboard through electronic wires, which had low production efficiency and high labor costs. The existing board-to-board connector + flexible cable solution requires a pair of board-to-board connectors at both ends of the flexible cable. Due to the large number of connectors and the small size of the board-to-board connector, it is not convenient to snap together and assemble, resulting in low assembly efficiency; the length of the flexible cable is also too long. After assembly, it is curled up in the headset shell, taking up space. Utility Model Content

[0003] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a splint-type electronic connector for a Bluetooth headset, which adopts a connector that can connect multiple modules and is directly connected to a PCB main board, so as to facilitate the assembly of each module, have higher production efficiency and more cost advantages.

[0004] The purpose of the utility model can be achieved through the following technical scheme: a clamping plate type electronic connector for a Bluetooth headset, including a PCB mainboard and a connector, one end of the PCB mainboard is provided with a plug-in portion for plugging in the connector, the connector includes a plastic body and a plurality of conductive terminals, the plastic body is provided with a clamping groove that cooperates with the plug-in portion, a plurality of terminal slots are symmetrically provided on the inner side of the clamping groove, the conductive terminals are plugged into the terminal slots, and the plug-in portion is provided with terminal contact holes that are correspondingly engaged with each conductive terminal.

[0005] Preferably, an open groove is provided on the plastic body at one end of the clamping groove, and a first clamping groove engaged with the open groove is provided on the plug-in portion.

[0006] Preferably, a barb portion is provided on the plastic body at the other end of the clamping groove, and a second clamping groove that is buckled with the barb portion is provided at the edge of the plug-in portion.

[0007] Preferably, a clip slot is provided at the opening slot, a clip is inserted into the clip slot, and a plate hole for clamping with the clip is provided at the plug-in portion.

[0008] Preferably, the conductive terminal and the clip each include two U-shaped and mutually symmetrical clamping arms, and welding pins are symmetrically provided on the clamping arms, and the welding pins extend to the outside of the plastic body.

[0009] Preferably, both clamping arms are provided with a first protrusion which is clamped with the plastic body.

[0010] Preferably, second protrusions are symmetrically provided at the ends of the two clamping arms of the clamp.

[0011] The beneficial effects of the utility model are as follows: in the utility model, the clamping groove of the connector is plugged into the plug-in part on the PCB mainboard, each conductive terminal is snapped into the corresponding terminal contact hole, and is electrically connected to the PCB mainboard through the metal contact. Only one connector is needed, which can reduce the production cost. During assembly, the PCB mainboard can be installed into the earphone shell first and then the connector can be connected. A shorter flexible cable is required, which has the advantages of more convenient assembly, higher connector integration, smaller space occupation and lower cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described using the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the utility model. A person skilled in the art can obtain other drawings based on the following drawings without creative work.

[0013] Figure 1 The utility model is a schematic structural diagram of a clamping plate type electronic connector for a Bluetooth headset.

[0014] Figure 2 The utility model is a structural schematic diagram of a PCB mainboard in a clamping plate type electronic connector for a Bluetooth headset.

[0015] Figure 3 The utility model is a schematic structural diagram of a connector in a clamping plate type electronic connector for a Bluetooth headset.

[0016] Figure 4 The utility model is a cross-sectional view of a connector in a clamping plate type electronic connector for a Bluetooth headset.

[0017] Figure 5 The utility model is a schematic structural diagram of a conductive terminal and a clip in a clamp-type electronic connector for a Bluetooth headset.

[0018] Figure 6 The utility model is a schematic diagram of the installation of a clamping plate type electronic connector for a Bluetooth headset.

[0019] Figure 7 This is a partial enlarged view of a clamping plate type electronic connector for a Bluetooth headset of the utility model.

[0020] The numbers shown in the figure are as follows: 1. PCB main board; 101. Plug-in part; 102. First card slot; 103. PCB board hole; 104. Terminal contact hole; 105. Second card slot; 2. Connector; 201. Plastic body; 202. Clip slot; 203. Open slot; 204. Barb part; 205. Terminal slot; 206. Clip slot; 3. Conductive terminal; 301. Clamping arm; 302. First welding pin; 303. First protrusion; 4. Clip; 401. Second protrusion; 5. Earphone shell; 6. Flexible cable; 7. Speaker and battery module. DETAILED DESCRIPTION

[0021] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0022] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0023] The following will be combined with specific embodiments to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the protection scope of the utility model.

[0024] See also Figures 1 to 7As shown, the structure of the utility model is: a clamping plate type electronic connector for a Bluetooth headset, including a PCB motherboard 1 and a connector 2, one end of the PCB motherboard 1 is provided with a plug-in portion 101 for plugging in the connector 2, the connector 2 includes a plastic body 201 and a plurality of conductive terminals 3, the plastic body 201 is provided with a clamping groove 202 that cooperates with the plug-in portion 101, the inner side of the clamping groove 202 is symmetrically provided with a plurality of terminal slots 205, the conductive terminals 3 are plugged into the terminal slots 205, the plug-in portion 101 is provided with terminal contact holes 104 corresponding to each conductive terminal 3, and metal contacts are provided in the terminal contact holes 104, so that the PCB motherboard 1 is electrically connected to the connector 2 through the metal contacts. Specifically, in the present invention, the clamping groove 202 of the connector 2 is plugged into the plug-in portion 101 on the PCB mainboard 1, each conductive terminal 3 is snapped into the corresponding terminal contact hole 104, and is electrically connected to the PCB mainboard 1 through the metal contact. Only one connector is needed, which can reduce production costs. During assembly, the PCB mainboard 1 can be installed into the earphone shell 5 before connecting the connector 2. The assembly is fast and the production efficiency is high. The flexible flat cable 6 needs to be shorter, which occupies less space inside the earphone shell.

[0025] like Figure 2 and Figure 3 As shown, an open slot 203 is provided on the plastic body 201 at one end of the clamping slot 202, and a first clamping slot 102 is provided on the plug-in portion 101 to engage with the open slot 203. Specifically, when plugging the connector, the open slot 203 is aligned and engaged with the first clamping slot 102 before the connector 2 can be accurately inserted to prevent the conductive terminal 3 in the connector 2 from being damaged by misoperation.

[0026] like Figure 3 and Figure 7 As shown, a second slot 105 is provided at the edge of the plug-in portion 101, and a barb 204 is provided on the other end of the clamping slot 202 on the plastic body 201 to engage with the second slot 105. Specifically, the plastic body 201 is fixed to the PCB mainboard 1 by engaging the barb 204 with the second slot 105.

[0027] like Figure 3 As shown, a clip slot 206 is provided at the opening slot 203, a clip 4 is inserted into the clip slot 206, and a board hole 103 is provided at the plug-in portion 101 to engage with the clip 4. Specifically, by arranging the clip 4 to engage with the board hole 103, the connection stability between the connector 2 and the PCB mainboard 1 is further improved.

[0028] like Figure 3 As shown, the conductive terminal 3 and the clip 4 both include two U-shaped and mutually symmetrical clamping arms 301. Specifically, welding pins 302 are symmetrically arranged on the clamping arms 301, and the welding pins 302 extend to the outside of the plastic body 201 and are used for welding with the external flexible flat cable 6.

[0029] Furthermore, both clamping arms 301 are provided with first protrusions 303 that are clamped with the plastic body 201. Specifically, L-shaped slots are provided in the terminal slot 205 and the clip slot 206, and the L-shaped slots are used to clamp the first protrusions 303 to improve the stability of the conductive terminal 3 and the clip 4 and prevent them from falling off.

[0030] like Figure 5 As shown, second protrusions 401 are symmetrically provided at the ends of the two clamping arms 301 of the clip 4. Specifically, when the connector 2 is buckled onto the PCB motherboard 1, the second protrusions 401 are buckled into the board holes 103 for fixing, so as to improve the connection stability between the connector 2 and the PCB motherboard 1.

[0031] When used specifically, Figure 6 As shown, first weld one end of the flexible flat cable 6 to the welding pin 302 of the connector 2, connect the other end of the flexible flat cable 6 to the speaker and the battery module 7, and then snap the connector 2 onto the PCB motherboard 1. During assembly, the PCB motherboard 1 can be first installed into the earphone shell 5 and then the connector 2 can be connected. The assembly is fast and the production efficiency is high. The flexible flat cable 6 needs to be shorter and occupies less space inside the earphone shell.

[0032] The utility model is further described above with the help of specific embodiments, but it should be understood that the specific description here should not be construed as limiting the essence and scope of the utility model. Various modifications made to the above embodiments by ordinary technicians in this field after reading this specification are all within the scope of protection of the utility model.

Claims

1. A clamp-type electronic connector for a Bluetooth headset, characterized in that: The invention comprises a PCB main board (1) and a connector (2), wherein one end of the PCB main board (1) is provided with a plug-in portion (101) for plugging into the connector (2), the connector (2) comprises a plastic body (201) and a plurality of conductive terminals (3), the plastic body (201) is provided with a clamping groove (202) which cooperates with the plug-in portion (101), a plurality of terminal slots (205) are symmetrically provided on the inner side of the clamping groove (202), the conductive terminals (3) are plugged into the terminal slots (205), and the plug-in portion (101) is provided with terminal contact holes (104) which are correspondingly engaged with each conductive terminal (3).

2. A clamp-type electronic connector for a Bluetooth headset according to claim 1, characterized in that: An open groove (203) is provided on the plastic body (201) at one end of the clamping groove (202), and a first clamping groove (102) is provided on the plug-in portion (101) to engage with the open groove (203).

3. A clamp-type electronic connector for a Bluetooth headset according to claim 2, characterized in that: A barb portion (204) is provided on the plastic body (201) at the other end of the clamping groove (202), and a second clamping groove (105) is provided on the edge of the plug-in portion (101) to be engaged with the barb portion (204).

4. A clamp-type electronic connector for a Bluetooth headset according to claim 2, characterized in that: The opening groove (203) is provided with a clip slot (206), a clip (4) is inserted into the clip slot (206), and the plug-in portion (101) is provided with a plate hole (103) that is clamped with the clip (4).

5. The clamping plate type electronic connector for a Bluetooth headset according to claim 1, characterized in that: The conductive terminal (3) and the clip (4) both comprise two U-shaped and mutually symmetrical clamping arms (301), the clamping arms (301) being symmetrically provided with welding pins (302), the welding pins (302) extending to the outside of the plastic body (201).

6. A clamp-type electronic connector for a Bluetooth headset according to claim 5, characterized in that: The two clamping arms (301) are each provided with a first protrusion (303) that is clamped with the plastic body (201).

7. The clamping plate type electronic connector for a Bluetooth headset according to claim 5, characterized in that: Second protrusions (401) are symmetrically provided at the ends of the two clamping arms (301) of the clamping piece (4).

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