Lock catch type anti-drop TYPE-C connector

Abstract

The utility model relates to a lock catch type anti-drop TYPE-C connector. A male head is connected with a cable in a conducting manner, and a female seat is mounted on a circuit board; a first fixing sleeve is assembled on the male head, a pair of elastic arms is arranged on the first fixing sleeve, the elastic arms are arranged on the left side and the right side of the male head respectively and protrude towards the inserting direction of the male head, and the protruding tail ends of the elastic arms are provided with anti-retreating clamping parts. The second fixing sleeve is fixed on the circuit board and covers the female seat, and the second fixing sleeve is provided with a clamping groove and an unlocking piece, so that when the male head is inserted into the female seat, the pair of elastic arms are correspondingly inserted into the clamping groove, and an anti-falling lock catch is established through clamping of the anti-retreating clamping part and the clamping groove; and the unlocking piece is used for driving the elastic arm, so that the anti-retreating clamping part retreats from the clamping state. The TYPE-C connector is simple in structure, scientific and reasonable in structure and low in investment cost, secondary locking is achieved, locking clamping is added, the use defect on the specific environment requirement is overcome, it is guaranteed that loosening is avoided after opposite insertion, connection is reliable, and the usability of the TYPE-C connector is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of electric connector, especially TYPE-C connector. BACKGROUND

[0002] With the continuous growth of data storage, the transmission rate is required to be continuously improved, which means the improvement of clock frequency and the sharp shortening of rising time in the server storage industry, and these changes have higher and higher requirements on the transmission rate of the connector.

[0003] TYPE-C connector is a brand-new USB interface form, and the USB interface also has Type A and Type B, which is accompanied by the latest USB3.1 standard, is published by USBIF organization in August 2014, and is the USB standardization organization to solve the non-uniform physical interface specification of USB interface for a long time, which integrates charging, display, data transmission and other functions. However, after the board line end of the existing TYPE-C connector is plugged, it can only be clamped through its own structure, and the holding force is in the range of 0.6-2KG according to the association standard, so it is very easy to fall off due to collision or vibration, especially in the environment where vibration is easy to occur or stable plugging is required, therefore, how to make the cable plug connector stably plug into the socket connector without the risk of loosening is the problem to be solved by the utility model. SUMMARY

[0004] The utility model aims at providing a lock type anti-drop TYPE-C connector, through secondary lock technology, the male head and the female seat are plugged, the lock clamping is increased, the use defect in the specific environment requirement is solved, the anti-drop after plugging is ensured, and the connection is reliable.

[0005] In order to achieve the above object, the utility model adopts the following technical scheme:

[0006] A lock type anti-drop TYPE-C connector, including the male head and the female seat that are plugged with each other, the male head is connected with the cable in a lead-through mode, and the female seat is installed on the circuit board, the lead-through connection of the board and the cable is realized through the plugging of the male head and the female seat, a first fixing sleeve is assembled on the male head, a pair of elastic arms are arranged on the first fixing sleeve, the pair of elastic arms are arranged on the left side and the right side of the male head respectively and protrude towards the plugging direction of the male head, and the protruding end of the elastic arm is provided with an anti-back clamping part, and the utility model further comprises

[0007] Second fixed sleeve, the second fixed sleeve is fixed on the circuit board and covers the female seat, and the second fixed sleeve is provided with a clamping groove and an unlocking part, the number and position of the clamping groove are matched with a pair of elastic arms, when the male head is inserted into the female seat, the pair of elastic arms are inserted into the clamping groove correspondingly, and the anti-withdrawal clamping part and the clamping groove are clamped to establish the anti-withdrawal lock.

[0008] The second fixed sleeve has a U-shaped avoiding part penetrating through front and back, the U-shaped avoiding part is adapted to embed the female seat, the second fixed sleeve is fixed on the circuit board and covers the female seat, the clamping groove is a rib groove arranged on the left and right side walls of the U-shaped avoiding part, and the clamping groove penetrates through the front and back ends of the second fixed sleeve, the anti-withdrawal clamping part of the elastic arm is a barb, when the anti-withdrawal lock is established, the anti-withdrawal clamping part penetrates out of the clamping groove and is clamped at the corresponding end of the clamping groove, and the unlocking part drives the anti-withdrawal clamping part to exit the clamping state by pressing.

[0009] The unlocking part is an elastic touch arm arranged outside the clamping groove and extending towards the front and back end directions of the second fixed sleeve, an inwardly folded contact is arranged on the corresponding end of the unlocking part, the contact pushes the anti-withdrawal clamping part by pressing the unlocking part, and the anti-withdrawal clamping part exits the clamping state.

[0010] The part connected with the cable is wrapped by a covering part, the covering part is integrally formed with the male head by injection molding, and a stop clamping groove and a supporting flange are arranged on the front and back ends of the covering part respectively, the first fixed sleeve is sleeved on the covering part through a pre-set sleeve joint hole, the sleeve end of the first fixed sleeve abuts against the supporting flange, and the other end of the first fixed sleeve is clamped in the stop clamping groove through a pre-set stop protrusion.

[0011] The unlocking part is a plastic part integrally formed with the second fixed sleeve by injection molding, and the unlocking part extends outward from the outside of the second fixed sleeve to form a bracket shape.

[0012] The utility model discloses scientific, reasonable, low investment cost, through a pair of elastic arms of first fixed sleeve correspondingly inserted into the clamping groove of second fixed sleeve, and the anti-withdrawal clamping part and the clamping groove are clamped to establish the anti-withdrawal lock, realize secondary lock, after the male head and female seat are inserted, increase the lock clamping, solve the use defect on the specific environment requirement, ensure that do not come loose after inserting, and the connection is reliable, and the use of TYPE-C connector is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0013] ATTACHMENT Figure 1 It is the structure schematic drawing of preferable embodiment of the utility model;

[0014] ATTACHMENT Figure 2 It is Figure 1A structural exploded view of the embodiment;

[0015] The Figure 3 To Figure 1 A plug-in implementation schematic diagram of the embodiment;

[0016] The Figure 4 To Figure 3 Another perspective structural schematic diagram of the embodiment. DETAILED DESCRIPTION

[0017] The concept, specific structure and technical effects of the present application will be further described below in combination with the drawings, so as to fully understand the purpose, features and effects of the present application.

[0018] It should be noted that in the description of the present application, the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and other terms indicating the direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0019] Reference Figure 1 , 2, 3, 4, and a structure schematic diagram of a preferred embodiment of the utility model, the utility model relates to a lock catch type anti -drop TYPE-C connector, including the male head 1 and female seat 2 of mutually coordinated plug, the male head 1 is the various TypeC male head in line with USB TypeC association specification, the male head 1 is connected together with cable 3 conduction, and it is made into USB3.1 TypeC full function (Gen1, Gen2), PD high-power charging etc. various finished products line in coordination. The female seat 2 is installed on the circuit board (in the circuit board for showing), and the female seat 2 is the board end component, is fixed by welding, realizes that the female seat 2 is attached to the circuit board, to provide the plug-in port. The plug-in of male head 1 and female seat 2 realizes board wire conduction connection, satisfies signal transmission implementation. The first fixed sleeve 4 is assembled on the male head 1, a pair of elastic arms 41 are arranged on the first fixed sleeve 4, the pair of elastic arms 41 are respectively arranged on the left and right sides of the male head 1 and protrude towards the plug-in direction of the male head 1, and the protruding end of the elastic arm 41 is provided with a anti-back-off locking part 411;And further comprising the second fixed sleeve 5, the second fixed sleeve 5 is fixed on the above-mentioned circuit board and covers the female seat 2, and the second fixed sleeve 5 is provided with a clamping groove 51 and an unlocking member 52, the number and orientation of the clamping groove 51 are matched with the pair of elastic arms 41, when the male head 1 is inserted into the female seat 2, the pair of elastic arms 41 are inserted into the clamping groove 51 correspondingly, and the anti-back-off locking part 411 and the clamping groove 51 are clamped to establish the anti-back-off lock catch;The unlocking member 52 is used to drive the elastic arm 41, so that the anti-back-off locking part 411 exits the clamping state, thereby realizing unlocking and pulling out the male head 1.

[0020] Figure 2 As shown in the embodiment, the second fixed sleeve 5 has a U-shaped avoiding part 53 through front and back, the U-shaped avoiding part 53 is adapted to embed the female seat 2, realizes that the second fixed sleeve 5 is fixed on the above-mentioned circuit board and covers the female seat 2;The clamping groove 51 is a rib groove arranged on the left and right side walls of the U-shaped avoiding part 53, and the clamping groove 51 penetrates the front and back ends of the second fixed sleeve 5;The anti-back-off locking part 411 of the elastic arm 41 is a barb, when establishing the anti-back-off lock catch, the anti-back-off locking part 411 penetrates the clamping groove 51 and is clamped in the corresponding end of the clamping groove 51;The unlocking member 52 drives the anti-back-off locking part 411 by pressing to make the anti-back-off locking part 411 exit the clamping state. The number of the unlocking member 52 of the embodiment and the elastic arm 41 form a one-to-one relationship, further, the unlocking member 52 is an elastic touch arm arranged on the outside of the clamping groove 51 and extending towards the front and back end direction of the second fixed sleeve 5, has the pressing characteristic, and is provided with an inwardly folded contact 521 on the corresponding end of the unlocking member 52. By pressing the unlocking member 52, the contact 521 pushes the anti-back-off locking part 411, realizes that the anti-back-off locking part 411 exits the clamping state.

[0021] Further, the unlocking piece 52 is a plastic piece integrally injection molded with the second fixing sleeve 5, and the unlocking piece 52 extends outward from the outer side of the second fixing sleeve 5 to form a bracket shape, which is simple and reasonable in structure, low in investment cost, and symmetrical on the left and right sides, thereby facilitating handheld pressing operation.

[0022] Figure 2 As shown, the part where the male head 1 is connected with the cable 3 is wrapped by the covering piece 6, which is injection molded with the male head 1 and is provided with a retreat prevention slot 61 and a supporting flange 62 on the front and rear ends of the covering piece 6, respectively. The first fixing sleeve 4 is cylindrical and preferably an injection molded piece, which is convenient to manufacture. The first fixing sleeve 4 is sleeved on the covering piece 6 through a preset sleeve joint hole, and the sleeve end of the first fixing sleeve 4 abuts against the supporting flange 62, while the other end of the first fixing sleeve 4 is clamped with the retreat prevention slot 61 through a preset retreat prevention protrusion 42, which is simple in structure, convenient and stable to assemble.

[0023] Figure 3 4 As shown, in implementation, the female seat 2 and the second fixing sleeve 5 are sequentially installed on the circuit board and form a relationship that the second fixing sleeve 5 covers the female seat 2, the male head 1 is wrapped by the covering piece 6 after being connected with the cable 3, and then the first fixing sleeve 4 is sleeved on the covering piece 6, and the male head 1 protrudes relative to the first fixing sleeve 4, at this time, the male head 1 can be inserted into the female seat 2 to realize board-cable conduction connection and meet the signal transmission implementation. One pair of elastic arms 41 is inserted into the clamping slot 51 and establishes a retreat prevention lock through clamping of the retreat prevention clamping part 411 and the clamping slot 51, realizes secondary locking, increases the locking clamping after the male head and the female seat are inserted, solves the use defect in a specific environment, ensures that the male head is not loosened after being inserted, the connection is reliable, and the usability of the TYPE-C connector is enhanced. When it is needed to be pulled out, the unlocking piece 52 is pressed to drive the elastic arm 41, so that the retreat prevention clamping part 411 is out of the clamping state, thereby realizing unlocking and pulling out of the male head 1, which is convenient and simple to operate.

[0024] Although the preferred embodiments of the present application have been described in detail above with reference to the accompanying drawings, the present application should not be limited to the structure and operation exactly the same as the above description and drawings. Those skilled in the art can make many equivalent improvements and changes to the above embodiments through logical analysis, reasoning or limited experiments without exceeding the concept and scope of the present application, but these improvements and changes should belong to the scope of protection required by the present application.​

Claims

1. A latching anti-detachment TYPE-C connector, comprising a male connector (1) and a female connector (2) that are mutually mated and connected, wherein the male connector (1) is conductively connected to a cable (3), and the female connector (2) is mounted on a circuit board; the board cable is conductively connected through the mating of the male connector (1) and the female connector (2); characterized in that: The male head (1) is assembled with a first fixing sleeve (4), the first fixing sleeve (4) is provided with a pair of elastic arms (41), the pair of elastic arms (41) are respectively arranged on the left and right sides of the male head (1) and protrude towards the plug-in direction of the male head (1), and the protruding end of the elastic arm (41) is provided with a anti-back-off clamping part (411); and further comprising A second fixing sleeve (5) is fixed on the above-mentioned circuit board and covers the female seat (2), and the second fixing sleeve (5) is provided with a clamping groove (51) and an unlocking part (52), the number and position of the clamping groove (51) are matched with the pair of elastic arms (41), when the male head (1) is inserted into the female seat (2), the pair of elastic arms (41) are correspondingly inserted into the clamping groove (51), and the anti-back-off clamping part (411) and the clamping groove (51) are clamped to establish an anti-back-off lock; the unlocking part (52) is used for driving the elastic arm (41) to make the anti-back-off clamping part (411) exit the clamping state.

2. The lock type anti-extraction TYPE-C connector according to claim 1, wherein: The second fixing sleeve (5) has a front and rear through U-shaped avoiding part (53), the U-shaped avoiding part (53) is adapted to embed the female seat (2), and the second fixing sleeve (5) is fixed on the above-mentioned circuit board and covers the female seat (2); the clamping groove (51) is a rib groove arranged on the left and right side walls of the U-shaped avoiding part (53), and the clamping groove (51) penetrates the front and rear ends of the second fixing sleeve (5); the anti-back-off clamping part (411) of the elastic arm (41) is a barb, when the anti-back-off lock is established, the anti-back-off clamping part (411) penetrates out of the clamping groove (51) and is clamped in the corresponding end of the clamping groove (51); the unlocking part (52) drives the anti-back-off clamping part (411) to exit the clamping state by pressing.

3. The lock type anti-extraction TYPE-C connector according to claim 2, wherein: The unlocking part (52) is an elastic touch arm arranged outside the clamping groove (51) and extending towards the front and rear end direction of the second fixing sleeve (5), and a folded touch head (521) is arranged on the corresponding end of the unlocking part (52), by pressing the unlocking part (52), the touch head (521) pushes the anti-back-off clamping part (411) to make the anti-back-off clamping part (411) exit the clamping state.

4. The lock type anti-extraction TYPE-C connector according to claim 1, wherein: The part of the male head (1) connected with the cable (3) is wrapped by a covering part (6), the covering part (6) is injection molded with the male head (1), and a stop clamping groove (61) and a supporting flange (62) are respectively arranged on the front and rear ends of the covering part (6); the first fixing sleeve (4) is sleeved on the covering part (6) through a pre-set sleeve joint hole, and the sleeve end of the first fixing sleeve (4) abuts against the supporting flange (62), and the other end of the first fixing sleeve (4) is clamped in the stop clamping groove (61) through a pre-set stop protrusion (42).

5. The lock type anti-extraction TYPE-C connector according to claim 3, wherein: The unlocking part (52) is a plastic part injection molded with the second fixing sleeve (5), and the unlocking part (52) extends from the outside of the second fixing sleeve (5) to form a square bracket shape.

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