Micro-rectangular, integrated and mixed-type connector

Abstract

The invention relates to the technical field of connectors, in particular to a micro-rectangular integrated mixed-type connector, which comprises a plug connector and a socket connector which are in plug-in fit, and is characterized in that the plug connector comprises a plug shell, a cavity I is formed in the plug shell, and a cavity II is formed in the cavity II; a plug part I and a plug part II are arranged in the cavity I in parallel; the socket connector comprises a socket shell, a second cavity is formed in the socket shell, and a first socket part and a second socket part are arranged in the second cavity side by side. The connector provided by the invention is high in arrangement density, modularized, high in density and high in transmission rate, realizes power distribution and power control, integrates the guide structural member and the connector module through the structural design of the shell, connects all the modules into a whole, improves the positioning precision, is convenient to install, and is suitable for popularization and application. And the device has the functions of electromagnetic shielding, guide adjustment and misplug prevention.

Description

Technical Field

[0001] The present invention relates to the technical field of connectors, in particular to a micro-rectangular, integrated, mixed-type connector. Background Art

[0002] As the performance of military equipment continues to improve, the operating environment becomes more and more complex, the equipment gradually becomes smaller, and the requirements for components become higher and higher. In particular, the integration density of components gradually decreases. Under the same size requirements, it is particularly important to arrange different types of signals.

[0003] The present application provides a connector that integrates high-speed signals and power signals, which can simultaneously realize power distribution and power control, and meet the interconnection between motherboards and daughterboards in a miniaturized device chassis. Summary of the invention

[0004] The present invention aims at solving the problems in the prior art and provides a micro-rectangular, integrated, mixed-type connector. The specific technical solution is as follows:

[0005] A micro-rectangular, integrated, hybrid connector, including a plug connector and a socket connector for plugging and mating, wherein the plug connector includes a plug shell, wherein the plug shell has a cavity 1, wherein a plug part 1 and a plug part 2 are arranged in parallel in the cavity 1;

[0006] The socket connector comprises a socket shell, wherein the socket shell has a cavity 2, and the cavity 2 has a socket part 1 and a socket part 2 arranged in parallel;

[0007] In the installed state, the plug part one is inserted into the socket part one, and the plug part two is inserted into the socket part two.

[0008] As a further technical solution of the present invention, the plug part 1 includes an upper power base, a lower power base, a long power pin and a short power pin, the upper power base and the lower power base cooperate with each other to form a rectangular structure, and the long power pin and the short power pin are arranged in the rectangular structure from outside to inside at intervals;

[0009] The socket part 1 includes a power socket base and a power jack which is interference fitted on the power socket base. The total number of the power socket is consistent with the total number of the long power pins and the short power pins. In the installed state, the long power pins and the short power pins are both inserted into the power socket.

[0010] As a further technical solution of the present invention, the docking end of the power socket has at least two groups of spring leaves arranged at intervals along the circumferential direction, and at least two groups of the spring leaves are normally gathered inward to form a conical structure. In the installed state, the long power pin and the short power pin are both inserted into the conical structure and restricted by the spring leaves.

[0011] As a further technical solution of the present invention, the power socket has radially protruding straight lines, and the power socket base has a limiting hole with corresponding straight lines. In the installed state, the straight lines are inserted into the limiting hole to achieve an interference fit between the power socket and the power socket base.

[0012] As a further technical solution of the present invention, the plug part 2 includes a plug base connected thereto, and a plurality of groups of plug ridges are equidistantly plugged into the plug base;

[0013] The socket part 2 includes a socket base and socket contacts which are interference-fitted in the socket base. The number of the socket contacts matches that of the plug ridges. In the installed state, the socket contacts are plug-in connected to the plug ridges.

[0014] As a further technical solution of the present invention, a guide sleeve is installed at the butt end of the plug shell by means of a screw A, and a guide pin is installed at the butt end of the socket shell. In the installed state, the guide pin is inserted into the guide sleeve to guide the butt connection between the plug connector and the socket connector.

[0015] As a further technical solution of the present invention, the inclined surface of the upper base of the power supply is provided with a positioning column 1 and a positioning hole 1, and the inclined surface of the lower base of the power supply is provided with a positioning column 2 and a positioning hole 2. In the installed state, the upper base of the power supply and the lower base of the power supply are fixed together by the interference fit between the positioning column 1 and the positioning hole 2, and between the positioning hole 1 and the positioning column 2.

[0016] As a further technical solution of the present invention, the long power pin and the short power pin are both "L" shaped structures;

[0017] Hole 1 and hole 2 are provided on the inclined surface of the upper base of the power supply along the first direction, and hole 3 and hole 4 are provided on the inclined surface of the lower base of the power supply along the second direction. The first direction and the second direction are perpendicular to each other. In the installed state, hole 1 and hole 3 are connected and form cavity 1 for accommodating a long power pin, and hole 2 and hole 4 are connected and form cavity 2 for accommodating a short power pin.

[0018] As a further technical solution of the present invention, the free end of the plug shell is provided with an opening connected to cavity one, and the free end of the plug shell is connected to a cover plate, which covers the opening to confine plug part one and plug part two within cavity one.

[0019] As a further technical solution of the present invention, the upper base of the power supply has a rib on its end surface facing the cover, and the cover is provided with a groove corresponding to the rib. In the installed state, the rib is inserted into the groove to restrict the plug part.

[0020] The beneficial effects of the present invention are as follows:

[0021] The connector provided in the present application has high arrangement density, modularization, high density and high transmission rate. Its purpose is to realize power distribution and power control in the limited space of miniaturized military equipment in the current backplane architecture system. Moreover, the connector integrates the guide structure and the connector module through the structural design of the shell, connects each module into a whole, improves the positioning accuracy, and facilitates product installation. It also has electromagnetic shielding, guide adjustment and anti-wrong insertion functions. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 The overall structural diagram of the micro-rectangular, integrated, mixed-type connector is shown;

[0023] Figure 2 shows an exploded structural schematic diagram of a plug connector;

[0024] Figure 3 A schematic diagram of the structure of the upper power base and the lower power base is shown;

[0025] Figure 4 A schematic diagram showing the structure of a long power pin and a short power pin is shown;

[0026] Figure 5 A schematic structural diagram of a socket connector is shown;

[0027] Figure 6 A schematic diagram of the structure of the guide sleeve and the guide pin is shown;

[0028] Figure 7 A schematic diagram of the structure of the limiting hole is shown;

[0029] Figure 8 A schematic diagram of the structure of a power socket is shown. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the embodiments of the present invention more clear, the technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments.

[0031] The present application provides a micro-rectangular, integrated, mixed-type connector suitable for use in an environment where miniaturization, integration, digital and power signal mixing are required, which can meet the requirements of reliable contact and signal interconnection between mother-and-daughter board connectors inside a chassis.

[0032] Figure 1 The overall structural diagram of the micro-rectangular, integrated, mixed-type connector is shown; Figure 1 In the figure, the micro-rectangular, integrated, hybrid connector includes a plug connector 1 and a socket connector 2 that are plugged together. In the installed state, the plug connector 1 is inserted into the socket connector 2 to achieve the connection between the two.

[0033] In the present application, the plug connector 1 is a curved connector, which is fixed to the printed circuit board by surface mount welding and locked to the printed circuit board by countersunk screws. The socket connector 2 is a straight connector, which is connected to the printed circuit board by surface mount welding and locked to the printed circuit board by built-in installation and locking accessories.

[0034] Figure 2 A schematic diagram of the exploded structure of the plug connector 1 is shown; Figure 2 In the embodiment, the plug connector 1 comprises a plug housing 11, wherein the plug housing 11 has a cavity 111, wherein a plug part 1 and a plug part 2 are arranged in parallel in the cavity 111, and the plug part 1 and the plug part 2 cooperate with each other and fill the cavity 111;

[0035] The plug part 1 includes an upper power base 13, a lower power base 14, a long power pin 15 and a short power pin 16. The long power pin 15 and the short power pin 16 are both "L"-shaped structures. One end of the long power pin 15 and the short power pin 16 are inserted into the upper power base 13, and the other end of the long power pin 15 and the short power pin 16 are inserted into the lower power base 14. In the installed state, the upper power base 13 and the lower power base 14 cooperate with each other to form a rectangular structure. The long power pin 15 and the short power pin 16 are arranged in the rectangular structure from the outside to the inside at intervals;

[0036] The upper power base 13 and the lower power base 14 are both right-angled triangle structures. When installed, the inclined surfaces of the two are in contact and form a rectangular structure. During installation, one end of the long power pin 15 and the short power pin 16 are inserted into the upper power base 13, and the other ends of the long power pin 15 and the short power pin 16 are inserted into the lower power base 14, and the insertion directions of the two ends are perpendicular to each other, that is, they are inserted into the upper power base 13 from the vertical direction and inserted into the lower power base 14 from the horizontal direction;

[0037] The plug part 2 includes a plug base 12 connected thereto, and a plurality of plug ridges 19 are equidistantly plugged into the plug base 12; the plug base 12 cooperates with the plug ridges 19 to form the plug part 2, and the plug ridges 19 are arranged at the same intervals and fixed in the plug base 12;

[0038] The free end of the plug housing 11 is provided with an opening connected to the cavity 111. The free end of the plug housing 11 is connected to a cover plate 17. The cover plate 17 covers the opening to restrict the plug part 1 and the plug part 2 in the cavity 111. Through the opening, workers can inspect the plug part 1 and the plug part 2 in the cavity 111. In the use state, the plug part 1 and the plug part 2 in the cavity 111 are blocked by the cover plate 17 covering the opening to prevent the plug part 1 and the plug part 2 from falling. The cover plate 17 is locked and fixed to the plug housing 11 by screws, allowing disassembly and assembly.

[0039] The butt end of the plug housing 11 is mounted with a guide sleeve 18 by means of screws A20. The guide sleeve 18 is a guide structure for facilitating the plug connector 1 and the socket connector 2 to be plugged in.

[0040] The side end of the plug housing 11 is fitted with four positioning posts A21 by interference fit, and the four positioning posts A21 are arranged in a matrix to form a whole curved plug 1. The positioning posts A21 facilitate the accurate positioning of the high-speed connector curved plug connector 1 and the printed circuit board.

[0041] Figure 3 A schematic diagram of the structure of the upper power base 13 and the lower power base 14 is shown; Figure 4 A schematic diagram showing the structure of the long power pin 15 and the short power pin 16 is shown; Figure 3 and Figure 4 In the embodiment, the upper power base 13 has a positioning column 131 and a positioning hole 132 on the inclined surface, and the lower power base 14 has a positioning column 141 and a positioning hole 142 on the inclined surface. In the installed state, the upper power base 13 and the lower power base 14 are fixed together by the interference fit between the positioning column 131 and the positioning hole 142, and between the positioning hole 132 and the positioning column 141. During installation, the positioning column 131 on the upper power base 13 is inserted into the positioning hole 142 on the lower power base 14, and the positioning column 141 on the lower power base 14 is inserted into the positioning hole 132 on the upper power base 13.

[0042] A hole 133 and a hole 2 134 are provided on the inclined surface of the upper power base 13 along the first direction, and a hole 3 144 and a hole 4 145 are provided on the inclined surface of the lower power base 14 along the second direction, the first direction and the second direction are perpendicular to each other, in the installed state, the hole 133 and the hole 3 144 are connected to form a cavity 1 for accommodating the long power pin 15, and the hole 2 134 and the hole 4 145 are connected to form a cavity 2 for accommodating the short power pin 16; after the upper power base 13 and the lower power base 14 are installed, the hole 133 and the hole 3 144 are connected to form a cavity 1, and the hole 2 134 and the hole 4 145 are connected to form a cavity 2, and the cavity 1 and the cavity 2 are spaced from the inside to the outside to correspond to the installation of the long power pin 15 and the short power pin 16.

[0043] The upper base 13 of the power supply has a rib 135 on its end surface facing the cover 17, and the cover 17 has a groove corresponding to the rib 135. In the installed state, the rib 135 is inserted into the groove to limit the plug part. When the cover 17 is covered on the plug shell 11, the rib 143 on the lower base 14 of the power supply cooperates with the groove on the cover 17 to ensure that the power module does not shake in the plug shell.

[0044] Figure 5 shows a schematic structural diagram of the socket connector 2; Figure 5 In the embodiment, the socket connector 2 comprises a socket shell 21, wherein the socket shell 21 has a cavity 211, wherein the cavity 211 has a socket part 1 and a socket part 2 arranged in parallel, wherein the socket part 1 comprises a power socket base 23 and a power jack 25 which is interference-fitted on the power socket base 23, wherein the total number of the power jack 25 is consistent with the total number of the long power pins 15 and the short power pins 16, and in the installed state, the long power pins 15 and the short power pins 16 are both inserted into the power jack 25; when the plug connector 1 and the socket connector 2 are connected, the long power pins 15 and the short power pins 16 are correspondingly inserted into the power jack 25 to realize the electrical signal connection;

[0045] The socket part 2 includes a socket base 22 and a socket contact 24 which is interference-fitted in the socket base 22. The number of the socket contact 24 matches the number of the plug ridge 19. In the installed state, the socket contact 24 is plugged and connected with the plug ridge 19. When the plug connector 1 and the socket connector 2 are connected, the socket contact 24 and the plug ridge 19 are plugged and connected with each other to realize electrical signal transmission.

[0046] Figure 6 A schematic diagram of the structure of the guide sleeve 18 and the guide pin 26 is shown; Figure 6In the figure, a guide pin 26 is installed at the docking end of the socket housing 21. In the installed state, the guide pin 26 is inserted into the guide sleeve 18 to guide the docking of the plug connector 1 and the socket connector 2; each side of the guide sleeve 18 and the guide pin 26 has four key positions that can be adjusted, and there are 16 key position forms in total, which can be adjusted according to actual application conditions.

[0047] Figure 7 A schematic diagram of the structure of the limiting hole 231 is shown; Figure 8 A schematic diagram of the structure of the power socket 25 is shown; Figure 7 and Figure 8 In the embodiment, the power socket 25 has radially protruding straight lines 251, and the power socket base 23 has a limiting hole 231 corresponding to the straight lines 251. In the installed state, the straight lines 251 are inserted into the limiting holes 231 to achieve interference fit between the power socket 25 and the power socket base 23. Since the straight lines 251 extend radially and the limiting holes 231 are correspondingly matched with the straight lines 251, when the straight lines 251 are inserted into the limiting holes 231, the limiting holes 231 can limit the relative rotation of the straight lines 251.

[0048] The butt end of the power socket 25 has at least two groups of springs 252 arranged at intervals along the circumferential direction. At least two groups of the springs 252 are normally gathered inward to form a conical structure. In the installed state, the long power pin 15 and the short power pin 16 are both inserted into the conical structure and restricted by the springs 252. During installation, the long power pin 15 and the short power pin 16 are both inserted into the conical structure formed by the springs 252. Since the springs 252 are gathered inward, positive pressure can be provided on the pins, thereby achieving effective contact between the socket 25 and the pins 15 and 16 after the plug connector 1 and the plug connector 2 are plugged in.

[0049] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them.

Claims

1. A micro-rectangular, integrated, hybrid connector, including a plug connector and a socket connector for mating, characterized in that: The plug connector comprises a plug housing, wherein the plug housing has a cavity 1, and a plug part 1 and a plug part 2 are arranged in parallel in the cavity 1; The socket connector comprises a socket shell, wherein the socket shell has a cavity 2, and the cavity 2 has a socket part 1 and a socket part 2 arranged in parallel; In the installed state, the plug part one is inserted into the socket part one, and the plug part two is inserted into the socket part two.

2. The micro-rectangular, integrated, mixed-type connector according to claim 1, characterized in that: The plug part 1 includes an upper power base, a lower power base, a long power pin and a short power pin, the upper power base and the lower power base cooperate with each other to form a rectangular structure, and the long power pin and the short power pin are arranged in the rectangular structure from outside to inside at intervals; The socket part 1 includes a power socket base and a power jack which is interference fitted on the power socket base. The total number of the power socket is consistent with the total number of the long power pins and the short power pins. In the installed state, the long power pins and the short power pins are both inserted into the power socket.

3. The micro-rectangular, integrated, mixed-type connector according to claim 2, characterized in that: The butt end of the power socket has at least two groups of springs spaced circumferentially, and the at least two groups of springs are normally gathered inward to form a conical structure. In the installed state, the long power pin and the short power pin are both inserted into the conical structure and restricted by the springs.

4. The micro-rectangular, integrated, mixed-type connector according to claim 3 is characterized in that: The power socket is provided with radially raised straight lines, and the power socket base is provided with a limiting hole with corresponding straight lines. In the installed state, the straight lines are inserted into the limiting hole to realize an interference fit between the power socket and the power socket base.

5. The micro-rectangular, integrated, mixed-type connector according to claim 4, characterized in that: The plug part 2 includes a plug base connected thereto, and a plurality of groups of plug ridges are equidistantly plugged into the plug base; The socket part 2 includes a socket base and socket contacts which are interference-fitted in the socket base. The number of the socket contacts matches that of the plug ridges. In the installed state, the socket contacts are plug-in connected to the plug ridges.

6. The micro-rectangular, integrated, mixed-type connector according to claim 5, characterized in that: The butt end of the plug housing is installed with a guide sleeve by means of screws A, and the butt end of the socket housing is installed with a guide pin. In the installed state, the guide pin is inserted into the guide sleeve to guide the butt connection between the plug connector and the socket connector.

7. The micro-rectangular, integrated, mixed-type connector according to claim 6, characterized in that: The upper base of the power supply has a first positioning column and a first positioning hole on the inclined surface, and the lower base of the power supply has a second positioning column and a second positioning hole on the inclined surface. In the installed state, the upper base of the power supply and the lower base of the power supply are fixed together by the interference fit between the first positioning column and the second positioning hole, and between the first positioning hole and the second positioning column.

8. The micro-rectangular, integrated, mixed-type connector according to claim 7, characterized in that: The long power pin and the short power pin are both "L" shaped structures; Hole 1 and hole 2 are provided on the inclined surface of the upper base of the power supply along the first direction, and hole 3 and hole 4 are provided on the inclined surface of the lower base of the power supply along the second direction. The first direction and the second direction are perpendicular to each other. In the installed state, hole 1 and hole 3 are connected and form cavity 1 for accommodating a long power pin, and hole 2 and hole 4 are connected and form cavity 2 for accommodating a short power pin.

9. The micro-rectangular, integrated, mixed-type connector according to claim 8, characterized in that: The free end of the plug shell is provided with an opening connected to the cavity one, and the free end of the plug shell is connected to a cover plate, which covers the opening to restrict the plug part one and the plug part two in the cavity one.

10. The micro-rectangular, integrated, mixed-type connector according to claim 9, characterized in that: The upper base of the power supply has a convex rib on its end surface facing the cover plate, and the cover plate is provided with a groove corresponding to the convex rib. In the installed state, the convex rib is inserted into the groove to restrict the plug part.

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