CN219917767U - Wire-to-board connector and jig - Google Patents

Abstract

The utility model relates to a wire-to-board connector, which comprises a wire end connector and a board end connector, wherein the wire end connector and the board end connector are arranged at an included angle, and one of the wire end connector and the board end connector is contained in the other; the board end connector comprises a board end outer conductor, a board end insulator and a board end inner conductor, wherein the board end outer conductor is provided with a cavity formed by a bottom side and four side walls, the bottom side of the board end outer conductor is provided with a mounting hole, the board end insulator is fixedly arranged in the mounting hole, and the board end inner conductor is fixedly arranged on the board end insulator; the wire end connector comprises a wire end outer conductor, a wire end insulator and a wire end inner conductor which are coaxially arranged, wherein one sides of the wire end outer conductor and the wire end insulator are provided with jacks which are opposite to each other, and when the wire end connector is downwards inserted into the cavity, the plate end inner conductor is upwards inserted into the jacks and is in interference fit with the wire end inner conductor. The utility model provides a wire-to-board connector with small volume and strong pulling resistance and a jig for unlocking the wire-to-board connector.

Description

Wire-to-board connector and jig

Technical Field

The utility model relates to the technical field of radio frequency connectors, in particular to a wire-to-board connector and a jig.

Background

With the development of automobile technology, the display module is integrated on the rearview mirror of the automobile, the camera is connected through the display module, and then video signals captured by the camera can be output on the display module on the rearview mirror, so that a driver can observe the condition of the automobile conveniently.

In general, a rear view mirror of an automobile is connected to a control system of the automobile through a connector, the control system of the automobile can adjust the angle of the rear view mirror of the automobile, and a display module on the rear view mirror is also connected to a camera through a separate connector. That is, each connector is configured with an independent housing, resulting in a bulky connection structure, and therefore, it is necessary to design a connector of smaller size, facilitating disassembly and maintenance, and thus facilitating the integrated use of a plurality of connectors.

The angle of the automobile rearview mirror can be adjusted by the existing automobile. That is, the wire harness on each connector is subject to different pulling forces due to the adjustment of the angle of the rearview mirror, which puts higher demands on the fixing of the inner and outer conductors on the existing connector.

Based on the practical requirements of the prior connector in use, the inventor of the utility model creates the technology of the patent.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a wire-to-board connector which is small in size and high in pulling resistance.

The utility model also provides a jig special for unlocking the wire-to-board connector, so that the jig is convenient to disassemble, assemble and maintain.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the wire-to-board connector is characterized by comprising a wire end connector and a board end connector, wherein the wire end connector and the board end connector are arranged at an included angle, and one of the wire end connector and the board end connector is contained in the other.

A wire-to-board connector as described above, wherein: the board end connector comprises a board end outer conductor, a board end insulator and a board end inner conductor, wherein the board end outer conductor is provided with a cavity formed by a bottom side and four side walls, the bottom side of the board end outer conductor is provided with a mounting hole, the board end insulator is fixedly arranged in the mounting hole, and the board end inner conductor is fixedly arranged on the board end insulator;

the wire end connector comprises a wire end outer conductor, a wire end insulator and a wire end inner conductor which are coaxially arranged, wherein a jack which is just opposite to the wire end outer conductor and one side of the wire end insulator are arranged, the wire end inner conductor stretches into the jack, and when the wire end connector is downwards inserted into the cavity, the plate end inner conductor upwards inserts into the jack and is in interference fit with the wire end inner conductor.

A wire-to-board connector as described above, wherein: one side of the plate end outer conductor is provided with a first groove for a wire harness on the wire end connector to pass through, the first groove extends upwards to the top end of the plate end connector to form an opening I, and when the wire end connector is inserted into the cavity downwards, the wire harness on the wire end connector is placed in the first groove downwards.

A wire-to-board connector as described above, wherein: a plug is arranged at one end of the plate end insulator, which extends into the cavity, and is provided with a second groove for clamping the wire end inner conductor, the second groove extends upwards to the top end of the plug to form an opening II, a first plug terminal is arranged at one end of the plate end inner conductor, which extends into the cavity, and the first plug terminal is arranged opposite to the second groove;

one end of the line end inner conductor extending into the jack is provided with a second plug terminal;

when the wire end outer conductor is inserted into the cavity downwards, the plug is inserted into the jack, and the wire end inner conductor is clamped into the groove II downwards, and the plug terminal II is inserted into the plug terminal I in an interference fit mode.

A wire-to-board connector as described above, wherein: an elastic outer conductor is arranged between the plate end outer conductor and the wire end outer conductor, the elastic outer conductor is connected with the outer side of the wire end outer conductor in a buckling manner, the elastic outer conductor is provided with an inward bent elastic piece I, and the elastic piece I is in interference fit with the wire end outer conductor; the elastic outer conductor is also provided with an outwards bent elastic sheet II, and when the wire end outer conductor is downwards inserted into the cavity, the elastic sheet II is in interference sliding fit with the inner wall of the wire end outer conductor.

A wire-to-board connector as described above, wherein: the outer side of the elastic outer conductor is provided with an outwards bent elastic sheet III, and the free end of the elastic sheet III is in concave-convex buckling connection with the inner wall of the outer conductor at the plate end so as to limit the outer conductor at the wire end to be separated upwards from the outer conductor at the plate end.

A wire-to-board connector as described above, wherein: the three sides of elastic sheet and the inner wall of the outer conductor at the board end are arranged at intervals to form a slot, the three roots of the elastic sheet are connected with the outer conductor as a whole, the three free ends of the elastic sheet are provided with clamping holes, the inner wall of the outer conductor at the board end is provided with a convex clamping block, the clamping block is positioned in the slot, the upper end of the clamping block is provided with a sliding guide inclined plane for guiding the three free ends of the elastic sheet to slide downwards through the clamping block, and when the outer conductor at the line end is inserted downwards into the cavity, the clamping block slides upwards along the three free ends of the elastic sheet and is clamped into the clamping holes.

A tool of special use unblock wire to board connector as above, its characterized in that: the fixture comprises a fixture, the fixture block both sides are equipped with along the guide chute that the board end outer conductor inner wall upper and lower direction set up, the fixture be equipped with can with two above-mentioned guide chute sliding fit's two sled boards, when the fixture inserts downwards in the slot, two sled boards slide along two guide chute, and sled board roof pressure elastic sheet three free ends for three free ends of elastic sheet swing and deviate from on the fixture block.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

1. the wire end connector is contained in the plate end connector, and the wire end connector is inserted into the plate end outer conductor downwards to a depth increased, so that the upper end of the wire end connector can approach to one side of the bottom of the plate end outer conductor as much as possible, the thickness between the upper end and the lower end of the plate end connector can be reduced, the overall structural design appearance is neat, and the overall size of the two connectors matched with each other can be reduced.

2. The wire end connector and the board end connector are arranged at an included angle of 90 degrees, the defect that the conventional coaxial radio frequency connector is separated from a board end inner conductor plug terminal because the wire harness end inner conductor axially displaces is overcome, the tensile force applied to the wire harness on the wire end connector acts on the wire end outer conductor and the board end outer conductor which are sleeved together, the board end outer conductor is limited to the wire end outer conductor through the peripheral side walls, and the cable harness end connector can bear the tensile force of different angles of the wire harness end and has a better tensile effect.

Drawings

FIG. 1 is a schematic diagram of an assembled structure of a radio frequency connector terminal connector and a half connector;

FIG. 2 is a schematic diagram of a wire end connector;

FIG. 3 is a schematic illustration of the structure of the radio frequency connector with the end connector broken away;

FIG. 4 is a schematic view of an assembled board end connector;

FIG. 5 is a schematic view of the structure of the elastic outer conductor in the outer conductor of the segment connector;

FIG. 6 is a schematic diagram of an assembly structure of a segment connector outer conductor and an elastic outer conductor;

FIG. 7 is a schematic diagram of an assembly of the terminal connector outer conductor and the elastic outer conductor;

FIG. 8 is a schematic view of the outer conductor structure of the board end connector;

FIG. 9 is a schematic diagram of a fixture of the RF connector;

FIG. 10 is a schematic diagram of the assembly structure of the fixture and the board-end outer conductor;

fig. 11 is a schematic structural diagram of an assembly of an in-board conductor and a line-segment conductor.

In the figure:

1. a wire end connector; 11. an end outer conductor; 111. a bump; 113. an inclined plane; 114. a flange; 12. a wire end insulator; 121. a jack; 13. an end-of-line inner conductor; 14. an elastic outer conductor; 141. an elastic sheet I; 142. an elastic sheet II; 143. an elastic sheet III; 144. a clamping hole; 145. a first bending edge; 146. a second crimping edge; 147. a third crimp; 148. a card slot 148;

2. a board end connector; 21. a board end outer conductor; 211. a first groove; 212. an opening I; 215. a slot; 216. a clamping block; 217. a slide guiding inclined plane; 218. a guide chute; 22. a board end insulator; 221. a plug; 222. a second groove; 223. an opening II; 23. a board end inner conductor; 24. a cavity; 241. plugging and pulling a first terminal; 242. plugging and pulling a second terminal; 25. a mounting hole;

3. a jig; 31. a prying plate;

4. riveting rings;

5. a wire rod.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1 to 11, a wire-to-board connector includes a wire end connector 1 and a board end connector 2, wherein the wire end connector 1 and the board end connector 2 are disposed at an angle of 90 ° and the wire end connector 1 is contained in the board end connector 2.

In the embodiment of the utility model, the board-end connector 2 comprises a board-end outer conductor 21, a board-end insulator 22 and a board-end inner conductor 23, wherein the board-end outer conductor 21 is provided with a cavity 24 formed by a bottom side and four peripheral side walls, and the bottom side of the board-end outer conductor 21 is provided with a mounting hole 25. The plate-end insulator 22 is fixedly disposed in the mounting hole 25, and the plate-end inner conductor 23 is fixedly disposed on the plate-end insulator 22.

In the embodiment of the utility model, the wire end connector 1 comprises a wire end outer conductor 11, a wire end insulator 12 and a wire end inner conductor 13 which are coaxially arranged, wherein a jack 121 is arranged at one side of the wire end outer conductor 11 and one side of the wire end insulator 12 in a facing way, the wire end inner conductor 13 stretches into the jack 121, and when the wire end connector 1 is downwards inserted into the cavity 24, the board end inner conductor 23 upwards inserts into the jack 121 and is in interference fit with the wire end inner conductor 13.

In order to avoid the wire harness on the wire end connector 1 from bending to affect signal transmission, in the embodiment of the utility model, a groove one 211 for the wire harness on the wire end connector 1 to pass through is arranged on one side of the board end outer conductor 21, the groove one 211 extends upwards to the top end of the board end connector 2 to form an opening one 212, and when the wire end connector 1 is inserted downwards into the cavity 24, the wire harness on the wire end connector 1 is downwards placed in the groove one 211.

In the embodiment of the utility model, a plug 221 is disposed at one end of the board-end insulator 22 extending into the cavity 24, the plug 221 is provided with a second slot 222 for the wire-end inner conductor 13 to be clamped in, the second slot 222 transversely penetrates the plug 221, the second slot 222 extends upwards to the top end of the plug 221 to form a second opening 223, a first plug terminal 241 is disposed at one end of the board-end inner conductor 23 extending into the cavity 24, and the first plug terminal 241 is opposite to the second slot 222. The end of the line-end inner conductor 13 extending into the jack 121 is provided with a second plug terminal 242.

When the wire end outer conductor 11 is inserted downward into the cavity 24, the plug 221 is inserted upward into the jack 121, the wire end inner conductor 13 is snapped downward into the second slot 222, and the second plug terminal 242 is in interference fit with the first plug terminal 241 located in the plug 221.

The plug 221 functions as: the first guide pair plug terminal 241 is inserted into the insertion hole 121, so that the first guide plug terminal 241 is in interference fit with the second guide plug terminal 242.

The function of the second slot 222 is: the first plug terminal 241 is hidden in the plug 221, and the second plug terminal 242 passes through the second slot 222 to be in interference fit with the first plug terminal 241, so as to facilitate increasing the depth of the terminal connector 1 inserted into the board end outer conductor 21. When the wire end inner conductor 13 is aligned with the plate end inner conductor 23, the wire end inner conductor 13 is engaged with the groove two 222 on the plate end insulator 22, the position of the wire end inner conductor 13 is stable, and the wire end inner conductor 13 is in contact with the plate end inner conductor 23 stably.

In order to enhance the stability of the interference fit between the plate end outer conductor 21 and the wire end outer conductor 11, in the embodiment of the present utility model, an elastic outer conductor 14 is disposed between the plate end outer conductor 21 and the wire end outer conductor 11, the elastic outer conductor 14 is in snap connection with the outer side of the wire end outer conductor 11, the elastic outer conductor 14 is provided with a pair of elastic pieces 141 bent inwards, and the elastic pieces 141 are in interference fit with the wire end outer conductor 11. The elastic outer conductor 14 is further provided with a pair of second elastic pieces 142 bent outwards, and when the wire end outer conductor 11 is inserted downwards into the cavity 24, the second elastic pieces 142 are in interference sliding fit with the inner wall of the plate end outer conductor 21. The elastic outer conductor 14 functions to elastically interfere with the board-end outer conductor 21 and the line-end outer conductor 11, respectively.

The specific structure of the snap connection between the elastic outer conductor 14 and the outer side of the line end outer conductor 11 is as follows: the elastic outer conductor 14 has a sequentially bent three-frame structure, namely a first bent edge 145, a second bent edge 146 and a third bent edge 147, and the free ends of the first bent edge and the third bent edge are respectively provided with a clamping groove 148.

The two protrusions 111 are provided with inclined planes 113 for guiding the protrusions 111 to slide into the clamping grooves 148 on the first bending edge and the third bending edge. When the elastic outer conductor 14 translates in the horizontal direction to be matched with the wire end outer conductor 11, the first bending edge and the third bending edge slide along the left side and the right side of the wire end outer conductor 11 and are clamped with the convex blocks 111, so that the second bending edge is abutted against the front side of the wire end outer conductor 11, and the front-back movement of the elastic outer conductor 14 is limited.

The upper and lower sides of the wire-end outer conductor 11 are respectively provided with a flange 114 extending in the horizontal direction, and the elastic outer conductor 14 is restricted from moving up and down between the upper and lower flanges 114.

In the embodiment of the utility model, the elastic outer conductor 14 is further provided with an elastic sheet three 143 which is bent outwards, and the free end of the elastic sheet three 143 is in concave-convex snap connection with the inner wall of the plate end outer conductor 21 so as to limit the wire end outer conductor 11 from being separated upwards from the plate end outer conductor 21.

The specific structure of the concave-convex buckle connection between the free end of the elastic sheet III 143 and the inner wall of the plate end outer conductor 21 is as follows: the slot 215 is formed between the side of the third elastic piece 143 on the wire end outer conductor 11 and the inner wall of the plate end outer conductor 21 at intervals, the root of the third elastic piece 143 is connected with the elastic outer conductor 14 into a whole, the free end of the third elastic piece 143 is provided with the clamping hole 144, the inner wall of the plate end outer conductor 21 is provided with the convex clamping block 216, the clamping block 216 is positioned in the slot 215, the upper end of the clamping block 216 is provided with the guide sliding inclined plane 113217 for guiding the free end of the third elastic piece 143 to slide downwards through the clamping block 216, and when the wire end outer conductor 11 is inserted downwards into the cavity 24, the clamping block 216 slides upwards along the free end of the third elastic piece 143 and is clamped into the clamping hole 144.

The utility model provides a tool 3 of unlocking line to board connector is exclusively used in, includes tool 3, and fixture block 216 both sides are equipped with along board end outer conductor 21 inner wall upper and lower direction setting's guide runner 218, tool 3 is equipped with two sled boards 31 that can with two above-mentioned guide runner 218 sliding fit, when tool 3 inserts downwards in slot 215, two sled boards 31 slide along two guide runner 218, sled board 31 roof pressure elastic sheet three 143 free end for elastic sheet three 143 free end swing and deviate from on the fixture block 216.

Although embodiments of the present utility model 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 therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The wire-to-board connector is characterized by comprising a wire end connector (1) and a board end connector (2), wherein the wire end connector (1) and the board end connector (2) are arranged at an included angle, and one of the wire end connector (1) and the board end connector (2) is contained in the other;

the board end connector (2) comprises a board end outer conductor (21), a board end insulator (22) and a board end inner conductor (23), wherein the board end outer conductor (21) is provided with a cavity (24) formed by a bottom side and peripheral side walls, the bottom side of the board end outer conductor (21) is provided with a mounting hole (25), the board end insulator (22) is fixedly arranged in the mounting hole (25), and the board end inner conductor (23) is fixedly arranged on the board end insulator (22);

the wire end connector (1) comprises a wire end outer conductor (11), a wire end insulator (12) and a wire end inner conductor (13) which are coaxially arranged, wherein insertion holes (121) are formed in one side of the wire end outer conductor (11) and one side of the wire end insulator (12) and are opposite to each other, the wire end inner conductor (13) stretches into the insertion holes (121), and when the wire end connector (1) is downwards inserted into the cavity (24), the plate end inner conductor (23) is upwards inserted into the insertion holes (121) and is in interference fit with the wire end inner conductor (13).

2. The wire-to-board connector of claim 1, wherein: one side of the board end outer conductor (21) is provided with a first groove (211) for a wire harness on the wire end connector (1) to pass through, the first groove (211) extends upwards to the top end of the board end connector (2) to form an opening (212), and when the wire end connector (1) is downwards inserted into the cavity (24), the wire harness on the wire end connector (1) is downwards placed in the first groove (211).

3. The wire-to-board connector of claim 2, wherein: a plug (221) is arranged at one end of the plate end insulator (22) extending into the cavity (24), a second groove (222) for the wire end inner conductor (13) to be clamped in is formed in the plug (221), the second groove (222) extends upwards to the top end of the plug (221) to form a second opening (223), a first plug terminal (241) is arranged at one end of the plate end inner conductor (23) extending into the cavity (24), and the first plug terminal (241) and the second groove (222) are opposite to each other;

one end of the line end inner conductor (13) extending into the jack (121) is provided with a second plug terminal (242);

when the wire end outer conductor (11) is downwards inserted into the cavity (24), the plug (221) is inserted into the jack (121), the wire end inner conductor (13) is downwards clamped into the groove II (222), and the plug terminal II (242) is inserted into the plug terminal I (241) in an interference fit.

4. The wire-to-board connector of claim 1, wherein: an elastic outer conductor (14) is arranged between the plate end outer conductor (21) and the wire end outer conductor (11), the elastic outer conductor (14) is in buckling connection with the outer side of the wire end outer conductor (11), the elastic outer conductor (14) is provided with an elastic sheet I (141) which is bent inwards, and the elastic sheet I (141) is in abutting fit with the wire end outer conductor (11); the elastic outer conductor (14) is also provided with an elastic sheet II (142) which is bent outwards, and when the wire end outer conductor (11) is inserted into the cavity (24) downwards, the elastic sheet II (142) is in interference sliding fit with the inner wall of the plate end outer conductor (21).

5. The wire-to-board connector of claim 4, wherein: the outside of the elastic outer conductor (14) is provided with an outwards bent elastic sheet III (143), and the free end of the elastic sheet III (143) is in concave-convex buckle connection with the inner wall of the plate end outer conductor (21) so as to limit the wire end outer conductor (11) from being separated upwards from the plate end outer conductor (21).

6. The wire-to-board connector of claim 5, wherein: the utility model discloses a wire end outer conductor, including elastic sheet three (143), board end outer conductor (21) and wire end outer conductor, elastic sheet three (143) is located one side and board end outer conductor (21) inner wall interval set up and is formed slot (215), elastic sheet three (143) root with elastic outer conductor (14) link as an organic wholely, elastic sheet three (143) free end is equipped with card hole (144), board end outer conductor (21) inner wall is equipped with fixture block (216) of evagination, and fixture block (216) are located slot (215), and fixture block (216) upper end is equipped with the guide slip inclined plane 113 (217) that guide elastic sheet three (143) free end slided downwards and passes fixture block (216), when wire end outer conductor (11) downwardly inserted in cavity (24), fixture block (216) upwards slide along elastic sheet three (143) free end and block into in card hole (144).

7. A jig (3) dedicated to unlocking the wire-to-board connector of claim 6, characterized in that: including tool (3), fixture block (216) both sides are equipped with along guide chute (218) that board end outer conductor (21) inner wall upper and lower direction set up, tool (3) are equipped with can with two above-mentioned guide chute (218) sliding fit's two sled boards (31), insert downwards tool (3) in slot (215), two sled boards (31) slide along two guide chute, sled board (31) roof pressure elastic sheet three (143) free end for elastic sheet three (143) free end swing and deviate from on fixture block (216).