Universal connector structure

Abstract

A universal connector structure provided by the utility model comprises a socket and a plug, the socket comprises a first rubber shell and more than two kinds of pins which can bear different maximum current values, two ends of the first rubber shell are respectively provided with a pin distribution cavity and a connection cavity, the first rubber shell is provided with a retaining wall which separates the pin distribution cavity from the connection cavity, and the plug is arranged in the retaining wall. A pin hole corresponding to the pin penetrates through the retaining wall, and one end of the pin penetrates through the pin hole from one side of the pin distributing cavity and extends into the connecting cavity; the plug comprises a second rubber shell and more than two types of terminals matched with the contact pins, the maximum bearable current values of the terminals and the contact pins are matched, terminal holes corresponding to the terminals are formed in the second rubber shell in a penetrating manner, and the terminals are inserted into the terminal holes; when the plug is inserted into the connecting cavity, the pins are connected to the terminals, so that the plug can be applied to occasions with various different current values, and the application universality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to connector technical field especially a general type connector structure. BACKGROUND

[0002] At present in the connector industry, the large current and small current electrical performance of many connectors is separately applied, the large current connector needs to be used for the use occasion of large current, the small current connector is used for the use occasion of small current, one connector cannot be used in the occasion needing large current and small current simultaneously, leading to the defects that the existing connector does not have the multifunctional selection of large current and small current integration, the selection application is lower, and the universality is not enough. SUMMARY

[0003] The utility model wants to solve the problem in, provide a general type connector structure, can be applied in the occasion with a plurality of different current values, improve the universality of application.

[0004] The utility model provides a general type connector structure to solve the above-mentioned technical problem, contains socket, plug, socket contains first glue shell, two kinds or more than can bear the maximum current value different pin, the both ends of first glue shell are provided with cloth pin cavity and connecting cavity respectively, first glue shell has the retaining wall that separates cloth pin cavity and connecting cavity, the retaining wall is provided with the pin hole that is correspondingly arranged with the pin on the penetration, the one end of pin passes through pin hole from cloth pin cavity side and extends into connecting cavity;Plug contains second glue shell, two kinds or more than the terminal that is matched with pin, the maximum current value that can bear of terminal and pin is matched, the terminal hole that is correspondingly arranged with terminal is provided on the penetration of second glue shell, and terminal is inserted in terminal hole;When plug is inserted into connecting cavity, pin is connected to terminal.

[0005] Preferably, the bottom of first glue shell is provided with the exit that communicates with cloth pin cavity, the tail end of pin is bent 90 degrees and is provided with the exit end, the exit end extends out of cloth pin cavity from the exit, and the socket further contains a first protective cover, which is fitted on the tail of the first glue shell and closes the outer end surface of the cloth pin cavity.

[0006] Preferably, the socket further comprises a first waterproof silica gel ring, the head of the first glue shell is provided with a connecting panel, the outer end surface of the connecting panel is provided with a containing groove matched with the first waterproof silica gel ring, the first waterproof silica gel ring is arranged in the containing groove, the bottom of the containing groove is provided with containing holes on four sides, the containing holes are provided with internal thread sleeves, and the four sides of the first waterproof silica gel ring are provided with through holes correspondingly arranged with the internal thread sleeves.

[0007] Preferably, the inner side of the first waterproof silica gel ring is provided with a plurality of pin parts, the connecting panel is provided with connecting holes corresponding to the pin parts, the pin parts are provided with limiting parts, and the pin parts pass through the connecting holes.

[0008] Preferably, the plug further comprises a waterproof silica gel pad, a second protective cover and a second waterproof silica gel ring, the tail of the second silica gel shell is provided with a containing cavity matched with the waterproof silica gel pad, the waterproof silica gel pad is arranged in the containing cavity, the second protective cover is sleeved on the tail of the second silica gel shell and closes the containing cavity, the waterproof silica gel pad is provided with wire holes corresponding to the terminal holes, the second protective cover is provided with lead-out holes corresponding to the wire holes, the front end of the second silica gel shell is provided with an annular groove matched with the second waterproof silica gel ring, and the second waterproof silica gel ring is sleeved on the annular groove.

[0009] Preferably, the second silica gel shell is connected with a buckling elastic arm, the inner wall of the connecting cavity is provided with a guide groove matched with the buckling elastic arm, the two side surfaces of the buckling elastic arm are symmetrically provided with clamping parts, one side surface of the clamping part is provided with a guide inclined surface, and the two sides of the guide groove are provided with avoiding grooves matched with the clamping parts.

[0010] The utility model discloses a general connector structure, application, can weld the tail end of the pin on the circuit board, crimp the wire at the tail end of the terminal, insert the plug into the connecting cavity, and the pins are connected with the corresponding terminals to realize the connection between the wire and the circuit board. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 The structure schematic diagram of the socket and the plug in the exploded state is exemplified.

[0012] Figure 2 The sectional view of the socket and the plug in the connected state is exemplified.

[0013] Figure 3 The exploded structure schematic diagram of the socket is exemplified.

[0014] Figure 4 The exploded structure schematic diagram of the plug is exemplified.

[0015] Explanation of reference numerals: socket 1, first rubber shell 10, outlet 100, connecting panel 101, accommodating groove 101a, internally threaded sleeve 101b, connecting hole 101c, pin 11, outlet end 110, pin arranging cavity 12, connecting cavity 13, guide groove 130, position avoiding groove 130a, retaining wall 14, pin hole 140, first protective cover 15, first waterproof silica gel ring 16, through hole 160, pin 161, limiting portion 161a, plug 2, second rubber shell 20, terminal hole 200, annular groove 201, accommodating cavity 202, terminal 21, waterproof silica gel pad 22, threading hole 220, second protective cover 23, outlet hole 230, second waterproof silica gel ring 24, buckling elastic arm 25, clamping portion 250, guide inclined surface 250a. DETAILED DESCRIPTION

[0016] To make the objects, technical solutions, and advantages of the embodiments of the present disclosure clearer, the following will be combined with the drawings of the embodiments of the present disclosure to clearly and completely describe the technical solutions of the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, rather than all the embodiments of the present disclosure.

[0017] Based on the described embodiments of the present disclosure, all other embodiments obtained by those of ordinary skill in the art without creative effort belong to the scope of protection of the present disclosure.

[0018] Reference Figures 1-4 .

[0019] The utility model provides a general type connector structure, contain socket 1, plug 2, socket 1 contain first rubber shell 10, two kinds above can bear the different pin 11 of maximum current value, the both ends of first rubber shell 10 are provided with pin arranging cavity 12 and connecting cavity 13 respectively, first rubber shell 10 has the retaining wall 14 that separates pin arranging cavity 12 and connecting cavity 13, the pin hole 140 that is correspondingly provided with on retaining wall 14 is provided with the pin 11, one end of pin 11 passes through pin hole 140 from pin arranging cavity 12 side and extends into connecting cavity 13, plug 2 contain second rubber shell 20, two kinds above and pin 11 matched terminal 21, the maximum current value that can bear of terminal 21 and pin 11 matches, the terminal hole 200 that is correspondingly provided with on second rubber shell 20 is provided with, and terminal 21 is inserted in terminal hole 200, when plug 2 is inserted into connecting cavity 13, pin 11 is connected to terminal 21.

[0020] As shown in the accompanying Figure 3 The socket 1 in the embodiment contains three kinds of different current specifications of pins 11, respectively 2 4.0mm pins 11 (maximum current 50A), 3 1.6mm pins 11 (maximum current 10A), 9 1.0mm pins (maximum current 5A); as shown in the accompanying Figure 4As shown, the plug 2 contains three different current specifications of terminals 21, respectively, two 4.0mm terminals 21 (maximum current 50A), three 1.6mm terminals (maximum current 10A), nine 1.0mm terminals (maximum current 5A). In application, the tail end of the pin 11 can be welded on the circuit board, the tail end of the terminal 21 is crimped with the wire, the plug 2 is inserted into the connecting cavity 13, and each pin 11 is connected with the corresponding terminal 21 to realize the connection between the wire and the circuit board. Since the socket 1 has two or more pins 11 that can withstand different maximum current values, the plug 2 has two or more terminals 21 that can withstand different maximum current values, the pins 11 and terminals 21 with appropriate current value specifications can be selected according to the use requirements, and the pins 11 and terminals 21 with different current value specifications can be connected according to the size of the current value, which can be applied in occasions with multiple different current values, improving the universality of application, and is worth popularizing.

[0021] Based on the above embodiment, the bottom of the first glue shell 10 is provided with an outlet 100 communicating with the pin cavity 12, the tail end of the pin 11 is bent at 90° to form an outlet end 110, the outlet end 110 extends out of the pin cavity 12 from the outlet 100, and the socket 1 further comprises a first protective cover 15 which is fitted on the tail end of the first glue shell 10 and closes the outer side of the pin cavity 12. When assembling the socket 1, the head end of the pin 11 is inserted into the connecting cavity 13 after passing through the pin hole 140 from the pin cavity 12, and then the first protective cover 15 is assembled on the tail end of the socket 1 after the pin 11 is assembled, which facilitates the assembly of the pin 11 and improves the safety in use by setting the first protective cover 15 to avoid touching the pin 11 through the pin cavity 12.

[0022] Based on the above embodiment, the socket 1 further comprises a first waterproof silica gel ring 16, the head of the first glue shell 10 is provided with a connecting panel 101, the outer side of the connecting panel 101 is provided with a containing groove 101a matched with the first waterproof silica gel ring 16, the first waterproof silica gel ring 16 is arranged in the containing groove 101a, the bottom of the containing groove 101a is provided with containing holes on four sides, the containing holes are provided with internal thread sleeves 101b, and the four sides of the first waterproof silica gel ring 16 are provided with through holes 160 corresponding to the internal thread sleeves 101b. The mounting panel of the socket 1 is provided with connecting holes corresponding to the internal thread sleeves 101b, and when the socket 1 is fixed on the mounting panel, the screws are connected to the internal thread sleeves 101b through the connecting holes and the through holes 160 to realize the fixation of the socket 1. The first waterproof silica gel ring 16 can strengthen the sealing between the connecting panel 101 and the mounting panel and improve the waterproof effect.

[0023] Based on the above embodiment, the inner side of the first waterproof silica gel ring 16 is provided with a plurality of pin parts 161, the connecting panel 101 is provided with connecting holes 101c corresponding to the pin parts 161, the pin parts 161 are provided with limiting parts 161a, and the pin parts 161 pass through the connecting holes 101c. When the first waterproof silica gel ring 16 is assembled into the accommodating groove 101a, each pin part 161 passes through the corresponding connecting hole 101c until the limiting part 161a passes through the connecting hole 101c, and the limiting part 161a is clamped on the inner side of the connecting panel 101 to prevent the first waterproof silica gel ring 16 from falling off.

[0024] Based on the above embodiment, the plug 2 further comprises a waterproof silica gel pad 22, a second protective cover 23, and a second waterproof silica gel ring 24. The tail part of the second glue shell 20 is provided with an accommodating cavity 202 matched with the waterproof silica gel pad 22, the waterproof silica gel pad 22 is arranged in the accommodating cavity 202, the second protective cover 23 is sleeved on the tail part of the second glue shell 20 and closes the accommodating cavity 202, the waterproof silica gel pad 22 is provided with wire holes 220 corresponding to the terminal holes 200, the second protective cover 23 is provided with lead-out holes 230 corresponding to the wire holes 220, the front end of the second glue shell 20 is provided with an annular groove 201 matched with the second waterproof silica gel ring 24, and the second waterproof silica gel ring 24 is sleeved on the annular groove 201. When the plug 2 is assembled, the wires are crimped on the tail part of the terminal 21, each terminal 21 is arranged in the corresponding terminal hole 200 from one side of the accommodating cavity 202, the tail end of the wire passes through the wire hole 220 of the waterproof silica gel pad 22, the waterproof silica gel pad 22 is arranged in the accommodating cavity 202, the tail end of the wire passes through the lead-out hole 230, the second protective cover 23 is assembled on the tail part of the second glue shell 20, and the second waterproof silica gel ring 24 is sleeved on the annular groove 201. The waterproof silica gel pad 22 can prevent water from entering the terminal hole 200. When the plug 2 is inserted into the connecting cavity 13, the outer wall of the second waterproof silica gel ring 24 abuts against the side wall of the connecting cavity 13, water vapor is prevented from entering the connecting cavity 13, and good waterproof effect is achieved.

[0025] Based on the above embodiment, the second glue shell 20 is connected with the buckling elastic arm 25, the inner wall of the connecting cavity 13 is provided with the guide groove 130 matched with the buckling elastic arm 25, the two side surfaces of the buckling elastic arm 25 are symmetrically provided with the clamping portions 250, one side surface of the clamping portion 250 is provided with the guide inclined surface 250a, and the two sides of the guide groove 130 are provided with the avoiding grooves 130a matched with the clamping portions 250. When the plug 2 is inserted into the connecting cavity 13, the buckling elastic arm 25 will enter the guide groove 130, the two side guide inclined surfaces 250a will slide through the two sides of the entrance end of the guide groove 130 until the clamping portion 250 is clamped into the avoiding groove 130a, thereby playing a positioning role and preventing the plug 2 from being loosened from the socket 1; when the plug 2 is pulled out of the socket 1, the buckling elastic arm 25 is pressed down and the plug 2 is pulled out of the connecting cavity 13.

[0026] The above embodiment only describes the preferred embodiment of the utility model, and does not limit the scope of the utility model. Without departing from the design spirit of the utility model, various modifications and improvements of the technical scheme of the utility model made by ordinary engineering technicians in the art shall fall within the protection scope determined by the claims of the utility model.

Claims

1. A universal connector structure, comprising a socket and a plug, characterized in that, The socket includes a first housing and two or more pins with different maximum current carrying capacities. The first housing has a pin cavity and a connecting cavity at both ends. The first housing has a baffle that separates the pin cavity and the connecting cavity. A pin hole corresponding to the pin is provided through the baffle. One end of the pin passes through the pin hole from one side of the pin cavity and extends into the connecting cavity. The plug includes a second housing and two or more terminals that mate with the pins. The maximum current carrying capacities of the terminals and pins are matched. A terminal hole corresponding to the terminal is provided through the second housing, and the terminal is inserted into the terminal hole. When the plug is inserted into the connection cavity, the pins are connected to the terminals.

2. The universal connector structure according to claim 1, characterized in that, The bottom of the first rubber shell has an outlet that communicates with the needle cavity. The tail end of the needle is bent at 90° and has an outlet. The outlet extends out of the needle cavity from the outlet. The socket also includes a first protective cover, which fits onto the tail of the first rubber shell and closes the outer end face of the needle cavity.

3. The universal connector structure according to claim 2, characterized in that, The socket also includes a first waterproof silicone ring. The head of the first silicone shell is provided with a connecting panel. The outer end face of the connecting panel is provided with a receiving groove that matches the first waterproof silicone ring. The first waterproof silicone ring is disposed in the receiving groove. The bottom of the receiving groove is provided with receiving holes on all four sides. An internal threaded sleeve is provided in the receiving hole. The four sides of the first waterproof silicone ring are provided with through holes that correspond to the internal threaded sleeve.

4. The universal connector structure according to claim 3, characterized in that, The inner side of the first waterproof silicone ring is provided with a plurality of pins, and the connecting panel is provided with a connecting hole corresponding to the pins. The pins are provided with a limiting part and the pins pass through the connecting hole.

5. A universal connector structure according to claim 4, characterized in that, The plug further includes a waterproof silicone pad, a second protective cover, and a second waterproof silicone ring. The tail of the second housing is provided with a receiving cavity that matches the waterproof silicone pad, and the waterproof silicone pad is disposed in the receiving cavity. The second protective cover is fitted onto the tail of the second housing and closes the receiving cavity. A wire through hole corresponding to the terminal hole is provided through the waterproof silicone pad. A lead-out hole corresponding to the wire through hole is provided through the second protective cover. An annular groove matching the second waterproof silicone ring is provided on the front periphery of the second housing, and the second waterproof silicone ring is fitted onto the annular groove.

6. The universal connector structure according to claim 5, characterized in that, The second housing is connected to a snap-fit ​​elastic arm. The inner wall of the connecting cavity is provided with a guide groove that matches the snap-fit ​​elastic arm. The snap-fit ​​elastic arm is symmetrically provided with locking parts on both sides. One side of the locking part is provided with a guide slope. Both sides of the guide groove are provided with clearance grooves that match the locking parts.

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