connector

Abstract

The utility model relates to connector technical field, concretely is a kind of connector, including plug-in shell, plug-in terminal and fixed base, plug-in terminal is located in plug-in shell, fixed base is used for plug-in terminal fixed in plug-in shell;The plug-in shell includes plug-in seat, plug-in cavity, limiting slot;Plug-in terminal includes first plug-in part, second plug-in part to third plug-in part;Fixed base includes end fixed pin, first fixed pin, second fixed pin and third fixed pin;By the layered type connecting space formed by multiple plug-in slots, each plug-in terminal can be accurately positioned, form multi-point contact connection, improve contact reliability and signal transmission stability;And fixed base adopts multiple pin fixed respectively with corresponding plug-in part and forms mechanical interlocking;And side fixed pin cooperates with limiting slot, forms transverse constraint, prevents deviation or slackening;With excellent vibration resistance, ensure that harsh working condition still can keep stable electrical connection, compact structure, practical strong.

Description

Technical Field

[0001] This utility model relates to the field of connector technology, specifically to a connector. Background Technology

[0002] Connectors are widely used in electronic equipment, communication equipment, computers and other fields; and they are a component that electronic engineers frequently come into contact with; they build a bridge for communication, thereby enabling current to flow and allowing the circuit to perform its intended function.

[0003] Existing connectors are generally injection molded directly onto the terminals, or assembled after injection molding; the process is cumbersome and not conducive to maintenance, affecting actual use. Utility Model Content

[0004] To address the aforementioned problems, this utility model provides a connector that solves the problem that existing connectors are generally directly injection molded into the terminals, or assembled after injection molding; the process is cumbersome, not conducive to maintenance, and affects actual use. The technical solution adopted by this utility model is as follows: a connector, including a plug-in housing, plug-in terminals, and a fixing base. The plug-in terminals are disposed inside the plug-in housing, and the fixing base is used to fix the plug-in terminals on the plug-in housing. The plug-in housing includes a plug-in base, a plug-in cavity disposed within the plug-in base, and limiting grooves disposed on both sides of the plug-in base near the plug-in cavity. The plug-in cavity includes an end plug-in groove, a first plug-in groove, a second plug-in groove, and a third plug-in groove. The plug-in terminals include a first plug-in portion disposed in the first plug-in groove, a second plug-in portion disposed in the second plug-in groove, and a third plug-in portion disposed in the third plug-in groove. The fixing base includes an end fixing pin, a first fixing pin, a second fixing pin, and a third fixing pin. The fixing base also includes side fixing pins on both sides near the second fixing pin. The end fixing pins cooperate with the end plug-in grooves, the first fixing pins cooperate with the first plug-in portion, the second fixing pins cooperate with the second plug-in portion, the third fixing pins cooperate with the third plug-in portion, and the side fixing pins cooperate with the limiting grooves.

[0005] A further improvement to the above solution is that the plug-in housing further includes a plug connector, one end of which is provided with a plug-in port, and one end of the plug-in port is connected to the plug-in cavity.

[0006] A further improvement to the above scheme is that a plugging slide is provided in the plugging cavity, and an alignment groove is provided at one end of the plugging slide. The plugging slide is used for the plugging terminal to be movably plugged in, and the alignment groove is used for alignment.

[0007] A further improvement to the above scheme is that an alignment platform is provided at one end of the end plug slot near the plug connector, multiple sets of end plug slots are provided, and a limiting platform is provided between two adjacent sets of end plug slots, with the inner wall of the limiting platform being an inclined surface.

[0008] A further improvement to the above scheme is that a first insertion limiting platform is provided above the opening of the first insertion slot, a second insertion limiting platform is provided above the opening of the second insertion slot, and a third insertion limiting platform is provided above the opening of the third insertion slot; the inner walls on both sides of the third insertion limiting platform are inclined surfaces.

[0009] A further improvement to the above solution is that the plug-in terminal also includes a fixed end, and abutment blocks are provided on both sides of the fixed end. One end of the abutment block abuts against the limiting platform, which is used for the first plug-in part to cooperate with the first plug-in slot.

[0010] A further improvement to the above solution is that the first insertion part is provided with an insertion spring slot, and the first insertion part is provided with an insertion limiting groove near the insertion spring slot; the second insertion part is provided with second insertion pieces on both sides, and the outer wall of the second insertion piece is inclined.

[0011] A further improvement to the above scheme is that the third plug-in portion is provided with two sets of plug-in pins, and the two sets of plug-in pins are staggered to form staggered grooves on the third plug-in portion.

[0012] A further improvement to the above solution is that the end fixing pin is provided with an inner groove facing the first fixing pin, the first fixing pin is provided with a slot relative to the inner groove, the inner groove abuts against one side of the fixing end, and the slot abuts against the first insertion part.

[0013] A further improvement to the above scheme is that limit cards are provided at both ends of the second fixed pin, and the limit cards are abutted against the plug-in pin and disposed in the staggered groove; a limit chamfer is provided at one end of the side fixed pin, and the limit chamfer is used to limit the side fixed pin when one end is inserted into the limit groove. The beneficial effects of this utility model are: Compared to existing connectors, this invention utilizes a layered connection space formed by end insertion slots, a first insertion slot, a second insertion slot, and a third insertion slot within the connector socket, enabling precise positioning of each insertion terminal. The insertion terminals employ a three-segment structure, each corresponding to one of the three insertion slots, forming a multi-point contact connection, effectively improving contact reliability and signal transmission stability. Furthermore, the mounting base employs a multi-pin fixing scheme, achieving axial positioning through the cooperation of the end fixing pins with the insertion slots, while the first to third fixing pins form mechanical interlocks with their corresponding insertion parts. The side fixing pins cooperate with the limiting slots to form lateral constraints, preventing the connector from shifting or loosening during use. This multi-fixing structure gives the entire connection system excellent vibration resistance, ensuring stable electrical connections even under harsh working conditions, guaranteeing ease of assembly and connection density, and resulting in a compact and highly practical structure. Attached Figure Description

[0014] Figure 1 This is a perspective view of the connector of this utility model; Figure 2 This is a rear view of the connector of this utility model; Figure 3 This is an exploded view of the connector of this utility model; Figure 4 This is a schematic diagram of the structure of the plug-in housing of this utility model; Figure 5 This is a schematic diagram of the structure of the plug-in terminal of this utility model; Figure 6 This is a schematic diagram of the structure of the fixing base of this utility model.

[0015] Explanation of reference numerals in the attached drawings: 10 for the plug-in housing, 11 for the plug-in socket, 12 for the plug-in cavity, 121 for the plug-in slide, 122 for the alignment groove, 13 for the limiting groove, 14 for the end plug-in groove, 141 for the alignment platform, 142 for the limiting platform, 15 for the first plug-in groove, 151 for the first plug-in limiting platform, 16 for the second plug-in groove, 161 for the second plug-in limiting platform, 17 for the third plug-in groove, 171 for the third plug-in limiting platform, 18 for the plug-in connector, and 19 for the plug-in port; Plug-in terminal 20, first plug-in part 21, plug-in spring slot 211, plug-in limiting slot 212, second plug-in part 22, second plug-in piece 221, third plug-in part 23, plug-in pin 231, staggered slot 232, fixed end 24, abutment block 25; Fixed base 30, end fixed pin 31, inner groove 311, first fixed pin 32, card slot 321, second fixed pin 33, third fixed pin 34, limit card 341, side fixed pin 35, limit chamfer 351. Detailed Implementation

[0016] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. Preferred embodiments of this utility model are shown in the drawings. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0017] It should be noted that when a component is said to be "fixed to" another component, it can be directly attached to the other component or there may be an intervening component. When a component is said to be "connected to" another component, it can be directly connected to the other component or there may be an intervening component.

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

[0019] like Figure 1-6As shown in the embodiment of this utility model, a connector includes a plug-in housing 10, a plug-in terminal 20, and a fixing base 30. The plug-in terminal 20 is disposed within the plug-in housing 10, and the fixing base 30 is used to fix the plug-in terminal 20 onto the plug-in housing 10. The plug-in housing 10 includes a plug-in base 11, a plug-in cavity 12 disposed within the plug-in base 11, and limiting grooves 13 disposed on both sides of the plug-in base 11 near the plug-in cavity 12. The plug-in cavity 12 includes an end plug-in groove 14, a first plug-in groove 15, a second plug-in groove 16, and a third plug-in groove 17. The plug-in terminal 20 includes a first plug-in portion 21 disposed within the first plug-in groove 15, and a... The second insertion portion 22 is located in the second insertion slot 16, and the third insertion portion 23 is located in the third insertion slot 17. The fixing base 30 includes an end fixing pin 31, a first fixing pin 32, a second fixing pin 33, and a third fixing pin 34. The fixing base 30 also includes side fixing pins 35 on both sides near the second fixing pin 33. The end fixing pin 31 cooperates with the end insertion slot 14, the first fixing pin 32 cooperates with the first insertion portion 21, the second fixing pin 33 cooperates with the second insertion portion 22, the third fixing pin 34 cooperates with the third insertion portion 23, and the side fixing pin 35 cooperates with the limiting slot 13. In this embodiment, the end plug-in slot 14, the first plug-in slot 15, the second plug-in slot 16, and the third plug-in slot 17 provided in the plug-in base 11 form a layered connection space, enabling each plug-in terminal 20 to be accurately positioned. The plug-in terminal 20 adopts a three-segment plug-in part structure, which is respectively embedded in the three plug-in slots to form a multi-point contact connection, effectively improving contact reliability and signal transmission stability. The fixing base 30 adopts a multi-pin fixing scheme, which achieves axial positioning by cooperating with the end fixing pin 31 and the plug-in slot. At the same time, the first to third fixing pins 34 form mechanical interlocks with the corresponding plug-in parts. The side fixing pins 35 cooperate with the limiting slot 13 to form a lateral constraint, preventing the connector from shifting or loosening during use. Through multiple fixing structures, the entire connection system has excellent vibration resistance, ensuring stable electrical connection under harsh working conditions, guaranteeing assembly convenience and connection density, and is compact and practical.

[0020] The plug-in housing 10 also includes a plug connector 18, one end of which is provided with a plug port 19, one end of which is connected to the plug cavity 12. In this embodiment, the plug connector 18 is designed to achieve an efficient and stable connection function, and the plug port 19 is carefully provided at one end of the plug connector 18. This design not only facilitates precise interface docking with other devices, but also greatly improves the convenience of connection.

[0021] like Figures 1 to 3As shown, a insertion slide 121 is provided inside the insertion cavity 12. One end of the insertion slide 121 is provided with an alignment groove 122. The insertion slide 121 is used for the insertion of the insertion terminal 20 and for alignment through the alignment groove 122. In this embodiment, the insertion slide 121 is cleverly provided inside the insertion cavity 12, allowing the insertion terminal 20 to be flexibly inserted. The alignment groove 122 at one end of the insertion slide 121 improves the alignment accuracy and efficiency during the insertion process. Guided by the alignment groove 122, the insertion terminal 20 can accurately enter the predetermined position, ensuring the high reliability and stability of the connector.

[0022] An alignment platform 141 is provided at one end of the end plug slot 14 near the plug connector 18. Multiple sets of end plug slots 14 are provided, and a limiting platform 142 is provided between adjacent sets of end plug slots 14. The inner wall of the limiting platform 142 is inclined. In this embodiment, the alignment slot 122 enables precise guidance of the plug terminal 20. During insertion, the alignment slot 122 ensures that the plug terminal 20 moves smoothly along a predetermined path until it accurately reaches the designated position. This simplifies the connection operation and greatly improves the reliability and stability of the connector. The effective guidance of the alignment slot 122 avoids misalignment or deviation of the plug terminal 20, thereby ensuring good contact and signal transmission of the connector during long-term use.

[0023] A first insertion limiting platform 151 is provided above the opening of the first insertion slot 15, a second insertion limiting platform 161 is provided above the opening of the second insertion slot 16, and a third insertion limiting platform 171 is provided above the opening of the third insertion slot 17; the inner walls on both sides of the third insertion limiting platform 171 are inclined. In this embodiment, by configuring corresponding insertion limiting platforms 142 above the first insertion slot 15, the second insertion slot 16, and the third insertion slot 17, the insertion components can be accurately positioned during insertion, effectively preventing insertion deviation; in particular, the design of the third insertion limiting platform 171, with its inclined inner walls on both sides, not only facilitates the guidance and smooth docking of the insertion components during insertion, but also enhances the stability and reliability of the connection, reducing the risk of damage caused by improper insertion.

[0024] like Figure 5As shown, the plug-in terminal 20 also includes a fixed end 24, with abutment blocks 25 on both sides of the fixed end 24. One end of each abutment block 25 abuts against the limiting platform 142, for the first plug-in portion 21 to cooperate with the first plug-in slot 15. In this embodiment, the plug-in terminal 20 achieves a more stable connection effect by adding the fixed end 24 and the abutment blocks 25 on both sides. The tight abutment between one end of the abutment block 25 and the limiting platform 142 not only enhances the tightness of the fit between the first plug-in portion 21 and the first plug-in slot 15, but also effectively prevents loosening or misalignment during the plugging process. This ensures the stability and reliability of the connector under high current and high frequency operating conditions, improves the efficiency and safety performance of the overall electrical connection, simplifies the installation steps, reduces maintenance costs, and provides users with a more convenient and efficient user experience.

[0025] The first plug-in portion 21 is provided with a plug-in spring slot 211, and the first plug-in portion 21 is provided with a plug-in limiting groove 212 near the plug-in spring slot 211. The second plug-in portion 22 is provided with second plug-in pieces 221 on both sides, and the outer wall of the second plug-in pieces 221 is inclined. In this embodiment, the plug-in spring slot 211 built into the first plug-in portion 21 effectively fixes the plug-in spring, ensuring the stability and reliability of the connection. The plug-in limiting groove 212 near the plug-in spring slot 211 further restricts the displacement during the plug-in process, improving the accuracy and safety of the connection. The second plug-in pieces 221 provided on both sides of the second plug-in portion 22 have an inclined outer wall design, which facilitates smooth insertion into the first plug-in portion 21, reduces the insertion and extraction force, and improves the user experience.

[0026] The third connector 23 is provided with two sets of connector pins 231, which are staggered to form staggered grooves 232 on the third connector 23. In this embodiment, the space utilization between the connector pins 231 is increased by the two sets of staggered connector pins 231, so that the connector can accommodate more or larger pins while maintaining a compact structure, thereby improving connection density and flexibility.

[0027] An inner groove 311 is provided on the end fixing pin 31 facing the first fixing pin 32. A slot 321 is provided on the first fixing pin 32 opposite to the inner groove 311. The inner groove 311 abuts against one side of the fixing end 24, and the slot 321 abuts against the first insertion part 21. In this embodiment, the end fixing pin 31 is precisely positioned with the first fixing pin 32 through the inner groove 311, so that one side of the fixing end 24 can be tightly abutted, ensuring the stability of the connection. The slot 321 provided on the first fixing pin 32 abuts against the first insertion part 21, further enhancing the firmness of the connection.

[0028] like Figure 6 As shown, the second fixed pin 33 has limiting cards 341 at both ends, which abut against the plug-in pin 231 and are disposed in the staggered groove 232; one end of the side fixed pin 35 has a limiting chamfer 351, which is used to limit the one end of the side fixed pin 35 when it is inserted into the limiting groove 13. In this embodiment, the limiting cards 341 at both ends of the second fixed pin 33 effectively enhance the stability of the structure. The limiting cards 341 and the plug-in pin 231 abut against each other in the staggered groove 232, ensuring accurate positioning and firm connection between the pins and reducing the risk of loosening due to vibration or external force; the limiting chamfer 351 at one end of the side fixed pin 35 is cleverly designed, which facilitates the smooth insertion of the pin into the limiting groove 13 and achieves a reliable limiting function after it is in place, further improving the stability and durability of the connection, optimizing the assembly process, and significantly improving the overall performance and reliability of the connector.

[0029] A connector includes a mating housing 10, mating terminals 20, and a fixing base 30. The mating terminals 20 are disposed within the mating housing 10, and the fixing base 30 is used to fix the mating terminals 20 onto the mating housing 10. The mating housing 10 includes a mating base 11, a mating cavity 12 disposed within the mating base 11, and limiting grooves 13 disposed on both sides of the mating base 11 near the mating cavity 12. The mating cavity 12 includes an end mating groove 14, a first mating groove 15, a second mating groove 16, and a third mating groove 17. The mating terminals 20 include a first mating portion 21 disposed within the first mating groove 15 and a mating portion disposed within the second mating groove 20. The second insertion portion 22 within 16 and the third insertion portion 23 disposed within the third insertion slot 17; the fixing base 30 includes an end fixing pin 31, a first fixing pin 32, a second fixing pin 33 and a third fixing pin 34, and the fixing base 30 also includes side fixing pins 35 on both sides near the second fixing pin 33; the end fixing pin 31 cooperates with the end insertion slot 14, the first fixing pin 32 cooperates with the first insertion portion 21, the second fixing pin 33 cooperates with the second insertion portion 22, the third fixing pin 34 cooperates with the third insertion portion 23, and the side fixing pin 35 cooperates with the limiting slot 13. In this embodiment, the end plug-in slot 14, the first plug-in slot 15, the second plug-in slot 16, and the third plug-in slot 17 provided in the plug-in base 11 form a layered connection space, enabling each plug-in terminal 20 to be accurately positioned. The plug-in terminal 20 adopts a three-segment plug-in part structure, which is respectively embedded in the three plug-in slots to form a multi-point contact connection, effectively improving contact reliability and signal transmission stability. The fixing base 30 adopts a multi-pin fixing scheme, which achieves axial positioning by cooperating with the end fixing pin 31 and the plug-in slot. At the same time, the first to third fixing pins 34 respectively form a mechanical interlock with the corresponding plug-in part. The side fixing pin 35 cooperates with the limiting slot 13 to form a lateral constraint, preventing the connector from shifting or loosening during use. Through multiple fixing structures, the entire connection system has excellent vibration resistance, ensuring stable electrical connection under harsh working conditions, ensuring assembly convenience and connection density, and has a compact structure and strong practicality.

[0030] The above embodiments only illustrate several implementation methods of this utility model, and their descriptions are relatively specific and detailed, but they should not be construed as limiting the scope of this utility model patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this utility model, and these all fall within the protection scope of this utility model. Therefore, the protection scope of this utility model patent should be determined by the appended claims.

Claims

1. A connector, characterized in that: It includes a plug-in housing, plug-in terminals, and a fixing base. The plug-in terminals are disposed inside the plug-in housing, and the fixing base is used to fix the plug-in terminals on the plug-in housing. The plug-in housing includes a plug-in socket, a plug-in cavity disposed within the plug-in socket, and limiting grooves disposed on both sides of the plug-in socket near the plug-in cavity. The plug-in cavity includes an end plug-in groove, a first plug-in groove, a second plug-in groove, and a third plug-in groove. The plug-in terminal includes a first plug-in portion disposed in the first plug-in slot, a second plug-in portion disposed in the second plug-in slot, and a third plug-in portion disposed in the third plug-in slot; The fixing base includes an end fixing pin, a first fixing pin, a second fixing pin, and a third fixing pin. The fixing base also includes side fixing pins on both sides near the second fixing pin. The end fixing pin mates with the end insertion slot, the first fixing pin mates with the first insertion part, the second fixing pin mates with the second insertion part, the third fixing pin mates with the third insertion part, and the side fixing pin mates with the limiting slot.

2. The connector according to claim 1, characterized in that: The plug-in housing also includes a plug connector, one end of which is provided with a plug-in port, and one end of the plug-in port is connected to the plug-in cavity.

3. The connector according to claim 2, characterized in that: The insertion cavity is provided with an insertion slide, and one end of the insertion slide is provided with an alignment groove. The insertion slide is used for the insertion terminal to be movably inserted and aligned through the alignment groove.

4. The connector according to claim 2, characterized in that: An alignment platform is provided at one end of the end plug slot near the plug connector. Multiple sets of end plug slots are provided, and a limiting platform is provided between two adjacent sets of end plug slots. The inner wall of the limiting platform is an inclined surface.

5. The connector according to claim 4, characterized in that: A first insertion limiting platform is provided above the opening of the first insertion slot, a second insertion limiting platform is provided above the opening of the second insertion slot, and a third insertion limiting platform is provided above the opening of the third insertion slot; the inner walls on both sides of the third insertion limiting platform are inclined surfaces.

6. The connector according to claim 4, characterized in that: The plug-in terminal also includes a fixed end, and abutment blocks are provided on both sides of the fixed end. One end of the abutment block abuts against the limiting platform, which is used for the first plug-in part to cooperate with the first plug-in slot.

7. The connector according to claim 6, characterized in that: The first plug-in part is provided with a plug-in spring slot, and the first plug-in part is provided with a plug-in limiting groove near the plug-in spring slot; the second plug-in part is provided with second plug-in pieces on both sides, and the outer wall of the second plug-in pieces is inclined.

8. The connector according to claim 7, characterized in that: The third connector is provided with two sets of connector pins, which are staggered to form staggered grooves on the third connector.

9. The connector according to claim 8, characterized in that: The end fixing pin has an inner groove facing the first fixing pin, and the first fixing pin has a slot relative to the inner groove. The inner groove abuts against one side of the fixing end, and the slot abuts against the first insertion part.

10. The connector according to claim 8, characterized in that: The second fixed pin has limit cards at both ends, and the limit cards are abutted against the plug-in pin in the staggered groove; one end of the side fixed pin has a limit chamfer, which is used to limit the side fixed pin when it is inserted into the limit groove.

Images