Bent plug connector

Abstract

The utility model relates to a bent plug connector, which comprises a shell integrally formed by injection molding, an outer conductor and an inner conductor are arranged in the shell, a first outer conductor and a second outer conductor are crimped on the inner wall of the shell, and the first outer conductor and the second outer conductor are vertically plugged and respectively arranged at two ends of the connector. A first medium body is clamped on the inner wall of the first outer conductor, a first inner conductor is inserted into the center of the first medium body, a second medium body is crimped on the inner wall of the second outer conductor, a second inner conductor is crimped on the inner wall of the second medium body, and the first inner conductor is inserted into the second inner conductor. The bent plug connector has the advantages of improving contact reliability, reducing processing cost, improving size compatibility and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to connector technical field, especially a kind of bent plug-in connector. BACKGROUND

[0002] At present, automobile connector is a component that electronic engineering technicians frequently contact. Its role is very simple: it builds a bridge of communication between the disconnected circuits, so that the current flows, and the circuit realizes the predetermined function. The form and structure of automobile connector are changing, which is mainly composed of conductor and insulator to complete the electrical connection function. Generally, it is composed of male contact and female contact to form contact pair, and the electrical connection is completed by the insertion of male and female contacts. With the increasing requirements of users on reliability, cost, intelligence and other aspects of automobile.

[0003] Therefore, we have developed a kind of bent plug-in connector to solve the above problems. SUMMARY

[0004] The utility model aims at overcoming the deficiencies of prior art and provides a kind of bent plug-in connector, with the advantages of improving contact reliability, reducing processing cost, improving size compatibility and the like.

[0005] To achieve the above purpose, the utility model adopts the technical scheme: a kind of bent plug-in connector, including hollow shell, the width direction of the shell is a direction, and length direction is b direction, a direction is equipped with first plug-in cavity, b direction is equipped with second plug-in cavity, the first plug-in cavity with the second plug-in cavity is interconnected, the first plug-in cavity is equipped with first outer conductor, the second plug-in cavity is equipped with second outer conductor, the second outer conductor is equipped with counterbore at the side wall of one end close to the first outer conductor, and the one end of the first outer conductor is inserted into the counterbore and is mutually clamped with the inner wall of the second outer conductor.

[0006] Preferably, the inner wall of the first outer conductor clamps first dielectric body, the first inner conductor is inserted into the first dielectric body, the inner wall of the second outer conductor inserts second dielectric body, the second inner conductor is inserted into the inner wall of the second dielectric body, the first inner conductor is inserted into the second inner conductor, one end of the shell is fixedly connected with sealing sleeve, and the tail cover is clamped at one end of the sealing sleeve.

[0007] Preferably, the counterbore is equipped with bottom hole along a direction, the one end of the first outer conductor is equipped with spring arm structure, the outer wall of the spring arm structure is equipped with convex bundle, and the convex bundle is pressed into the bottom hole.

[0008] Preferably, the one end of the first dielectric body is equipped with sawtooth structure, the spring arm structure is inserted into the sawtooth structure, and the spring arm structure and the sawtooth structure are pressed into the bottom hole respectively.

[0009] Preferably, the first outer conductor outer wall is provided with the elastic arm structure, the first dielectric body outer wall is provided with a groove, and the elastic arm structure is clamped with the groove.

[0010] Preferably, the first inner conductor comprises a first jack and a second jack, the first jack and the second jack are connected through a plug, the outer wall of the first jack is provided with a convex ring, and the convex ring is pressed with the inner wall of the first dielectric body.

[0011] Preferably, one end of the second inner conductor is provided with a pair of plug interfaces, and the pair of plug interfaces are plugged with the second jack.

[0012] Preferably, the other end of the second inner conductor is provided with a compression joint, one end of the second outer conductor is provided with a cable joint, and the compression joint and the cable joint are compressed through a compression wire ring.

[0013] Preferably, one end of the sealing sleeve is provided with a convex rib, and the convex rib is pressed with one end of the shell.

[0014] Preferably, the tail cover is provided with a through hole at the center position and a notch at the outer wall, and the through hole is plugged with the sealing sleeve.

[0015] Preferably, the side wall of the shell is provided with an opening, the inner wall of the opening is provided with a sealing silica gel ring, and the sealing silica gel ring is integrally formed with the shell.

[0016] Due to the use of the above technical scheme, the utility model has the following advantages compared with the prior art:

[0017] 1. The elastic arm structure of the first outer conductor ensures that the first outer conductor and the second outer conductor are in effective contact, the toothed structure ensures interference fit with the second outer conductor, and the reliability of the connection is improved.

[0018] 2. The counterbore reduces the machining precision requirement of the second outer conductor, so that the second outer conductor can be produced by, for example, zinc alloy die casting process, thereby reducing the machining cost.

[0019] 3. The second outer conductor is designed in the form of a counterbore and a bottom hole, thereby increasing the size compatibility of the first outer conductor. DETAILED DESCRIPTION

[0020] Figure 1 It is an internal structure diagram of the curved plug-in connector.

[0021] Figure 2 It is an external structure diagram of the curved plug-in connector.

[0022] Figure 3 It is an exploded view of the curved plug-in connector.

[0023] Figure 4 This is a schematic diagram of the connection structure between the first outer conductor and the second outer conductor of this utility model.

[0024] Figure 5 This is a schematic diagram of the structure of the first inner conductor of this utility model. Detailed Implementation

[0025] The present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0026] Figures 1 to 5 A type of bent plug connector includes a hollow housing 10. The width direction of the housing 10 is the a direction and the length direction is the b direction. A first plug cavity 800 is provided in the a direction and a second plug cavity 900 is provided in the b direction. The first plug cavity 800 and the second plug cavity 900 are interconnected. A first outer conductor 20 is pressed into the first plug cavity 800 and a second outer conductor 50 is pressed into the second plug cavity 900. A countersunk hole 501 is provided on the side wall of the second outer conductor 50 near the first outer conductor 20. One end of the first outer conductor 20 extends into the countersunk hole 501 and is engaged with the inner wall of the second outer conductor 50.

[0027] The inner wall of the first outer conductor 20 is clamped with the first dielectric body 30, the first dielectric body 30 is inserted with the first inner conductor 40, the inner wall of the second outer conductor 50 is inserted with the second dielectric body 60, the inner wall of the second dielectric body 60 is inserted with the second inner conductor 70, the first inner conductor 40 is inserted with the second inner conductor 70, one end of the shell 10 is fixedly connected with the sealing sleeve 90, one end of the sealing sleeve 90 is clamped with the tail cover 100, the first outer conductor 20 is vertically inserted with the second outer conductor 50, and is arranged at two ends of the connector respectively, the inner wall of the first outer conductor 20 is clamped with a first dielectric body 30, the first dielectric body 30 is inserted with a first inner conductor 40, the inner wall of the second outer conductor 50 is crimped with a second dielectric body 60, the inner wall of the second dielectric body 60 is crimped with a second inner conductor 70, the end cylindrical structure of the second outer conductor 50 is riveted into a hexagonal structure or the like to realize the holding and limiting of the second dielectric body 60 and the second inner conductor 70. The first inner conductor 40 is inserted with the second inner conductor 70, one end of the shell 10 is fixedly connected with the sealing sleeve 90, one end of the sealing sleeve 90 is clamped with the tail cover 100, one end of the sealing sleeve 90 is provided with a convex rib 91, and the convex rib 91 is crimped with one end of the shell 10. The tail cover 100 is provided with a through hole 102 at the center position, and the outer wall is provided with a notch 101, the through hole 102 is inserted with the sealing sleeve 90. One end of the shell 10 is provided with a socket 11, and the top end of the socket 11 is provided with a U-shaped groove 12. The first outer conductor 20 is inserted with the second outer conductor 50, and the first inner conductor 40 is inserted with the second inner conductor 70, and then the shell 10 is injection molded on the outer wall of the two outer conductors. The side wall of the shell 10 is provided with an opening 13, and the inner wall of the opening 13 is provided with a sealing silica gel ring 105, and the sealing silica gel ring 105 is integrally formed with the shell 10.

[0028] In order to facilitate the conduction connection of the outer conductor, one end of the second outer conductor 50 is provided with a counterbore 501, the bottom end of the counterbore 501 is provided with a bottom hole 502, and the machining precision requirement of the second outer conductor is reduced. One end of the first outer conductor 20 is provided with two elastic arm structures 21, the outer wall of the elastic arm structure 21 is provided with a convex bundle 211, and the convex bundle 211 is crimped with the bottom hole 502. One end of the second inner conductor 70 is provided with a pair of insertion interfaces 72, the other end of the second inner conductor 70 is provided with a crimping head 71, and the insertion interface 72 is inserted with the second insertion hole 42 of the first inner conductor 40. One end of the second outer conductor 50 is provided with a cable connector 55, and the crimping head 71 is crimped with the cable connector 55 through a wire pressing ring 80. The crimping head 71 crimps the core wire of the cable connector 55 with the second inner conductor 70; the wire pressing ring 80 is crimped at the position of the cable connector 55, plays a protection and support role, avoids the internal structure of the cable from being deformed by crimping, and the second outer conductor 50 holds the position of the cable by crimping the end cylindrical structure thereof. The second inner conductor 70 and the second outer conductor 50 are provided with the second dielectric body 60.

[0029] In order to facilitate the conduction connection of the inner conductor, the first dielectric body 30 is provided with a sawtooth structure 301 at one end, and the elastic arm structure 21 is inserted into the sawtooth structure 301 in a staggered manner, and the elastic arm structure 21 and the sawtooth structure 301 are respectively pressed into the bottom hole 502, and the pressing fit improves the reliability of the connection. The first outer conductor 20 is provided with an elastic arm structure 21 on the outer wall, and the first dielectric body 30 is provided with a groove 31 on the outer wall, and the elastic arm structure 21 is clamped with the groove 31 and axially limited. The first inner conductor 40 includes a first insertion hole 41 and a second insertion hole 42, and the first insertion hole 41 and the second insertion hole 42 are connected by an insertion piece 43, and the outer wall of the first insertion hole 41 is provided with a convex ring 410, and the convex ring 410 is pressed into the inner wall of the first dielectric body 30. The first dielectric body 30 isolates the first outer conductor 20 and the first inner conductor 40.

[0030] The first outer conductor 20 is tubular as a whole, and the tail end is designed with two elastic arm structures, and the elastic arm structures are designed with convexes. The second outer conductor 50 has a circular hole, and the inner diameter of the opening is larger than the outer diameter of the tubular structure of the first outer conductor 20, and the inner diameter of the inner hole is small, and the counterbore structure is in interference fit with the elastic arm structure. During assembly, the elastic arm structure is extruded and deformed, and is pressed into the inner side of the bottom hole of the second outer conductor, so that the two are in close contact, and at the same time, the anti-backup retaining force is provided. The tail of the first dielectric body on the inner side of the first outer conductor is a toothed structure, and is designed in a staggered manner with the elastic arm structure of the first outer conductor. During assembly, the toothed structure is in interference fit with the second outer conductor to provide retaining force, the first inner conductor and the second inner conductor are inserted, and the direction is adjusted after the connection end of the automobile is inserted into the bent insertion connector, so as to improve the space utilization.

[0031] The above is only a specific application example of the utility model, and does not constitute any limitation on the protection scope of the utility model. Any technical solution formed by equivalent transformation or equivalent replacement falls within the protection scope of the utility model.

Claims

1. A bent-type plug connector, comprising a hollow housing (10), wherein the width direction of the housing (10) is a direction a and the length direction is a direction b, a first plug cavity (800) is provided in direction a, and a second plug cavity (900) is provided in direction b, wherein the first plug cavity (800) and the second plug cavity (900) are in communication with each other, characterized in that: The first insertion cavity (800) is pressed with a first outer conductor (20), and the second insertion cavity (900) is pressed with a second outer conductor (50). The second outer conductor (50) has a countersunk hole (501) at one end of its side wall near the first outer conductor (20). One end of the first outer conductor (20) extends into the countersunk hole (501) and is engaged with the inner wall of the second outer conductor (50).

2. The right-angle plug connector according to claim 1, characterized in that: The inner wall of the first outer conductor (20) is snapped with the first dielectric body (30), the center of the first dielectric body (30) is inserted with the first inner conductor (40), the inner wall of the second outer conductor (50) is inserted with the second dielectric body (60), the inner wall of the second dielectric body (60) is inserted with the second inner conductor (70), the first inner conductor (40) and the second inner conductor (70) are inserted together, one end of the housing (10) is fixedly connected with the sealing sleeve (90), and one end of the sealing sleeve (90) is snapped with the tail cap (100).

3. The right-angle plug connector according to claim 2, characterized in that, The countersunk hole (501) has a bottom hole (502) along the a direction. A spring arm structure (21) is provided at one end of the first outer conductor (20). A protrusion (211) is provided on the outer wall of the spring arm structure (21). The protrusion (211) is pressed against the bottom hole (502).

4. The right-angle plug connector according to claim 3, characterized in that, A serrated structure (301) is provided at one end of the first dielectric body (30). A portion of the serrated structure (301) is exposed relative to the first outer conductor (20), and another portion is inserted into the elastic arm structure (21) and covered by the elastic arm structure (21). The elastic arm structure (21) and the exposed serrated structure (301) are respectively pressed into the bottom hole (502).

5. The right-angle plug connector according to claim 3, characterized in that, The first outer conductor (20) has the elastic arm structure (21) on its outer wall, and the first dielectric body (30) has a groove (31) on its outer wall. The elastic arm structure (21) is engaged with the groove (31).

6. The right-angle plug connector according to claim 2, characterized in that, The first inner conductor (40) includes a first socket (41) and a second socket (42). The first socket (41) and the second socket (42) are connected by a insert (43). A protruding ring (410) is provided on the outer wall of the first socket (41), and the protruding ring (410) is pressed against the inner wall of the first dielectric body (30).

7. The right-angle plug connector according to claim 6, characterized in that, The second inner conductor (70) has a plug-in interface (72) at one end, which is plugged into the second socket (42).

8. The right-angle plug connector according to claim 7, characterized in that, A crimp connector (71) is provided at the other end of the second inner conductor (70), and a cable connector (55) is crimped at one end of the second outer conductor (50). The crimp connector (71) and the cable connector (55) are crimped together by a crimping ring (80).

9. The right-angle plug connector according to claim 2, characterized in that, The sealing sleeve (90) has a raised rib (91) at one end, the raised rib (91) is pressed against one end of the housing (10), the tail cap (100) has a through hole (102) at the center and a groove (101) on the outer wall, the through hole (102) is inserted into the sealing sleeve (90).

10. The right-angle plug connector according to claim 1, characterized in that, The shell (10) has an opening (13) on its side wall, and a sealing silicone ring (105) is provided on the inner wall of the opening (13). The sealing silicone ring (105) is integrally formed with the shell (10).

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