Pin terminal connector
By designing the male and female insertion structure and injection molding process of the pin terminal connector, the problems of complex structure, high cost and large space of existing connectors are solved, and a compact, reliable and low-cost electrical connection is achieved.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-01
- Publication Date
- 2026-03-10
AI Technical Summary
Existing connectors have complex and non-compact structures, resulting in high production costs and large space requirements, making it difficult to meet the demand for miniaturized electrical structures.
Design a pin terminal connector that uses a male and female plug-in structure, uses injection molding to fix the conductive components, and achieves the mating connection of the male and female ends through floating bolts and guide structure, thereby reducing the installation accuracy requirements.
This design enables a compact connector, reducing production costs and installation space requirements while improving connection reliability and installation efficiency.
Smart Images
Figure CN223986794U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of connector technology, and in particular to a pin terminal connector. Background Technology
[0002] Connectors are accessories used to achieve electrical connections. They are used to facilitate the connection of wires. Existing connectors have complex and non-compact structures, resulting in high production costs. In addition, their large housings occupy a lot of installation space, which does not conform to the trend of miniaturization of electrical structures. Therefore, there is an urgent need for connectors with simpler and more compact structures to solve this problem. Utility Model Content
[0003] The purpose of this invention is to achieve wiring on both sides, improve the reliability of the connection, reduce the space occupied by the connector, reduce the weight of the connector parts, and reduce the production cost, so as to solve the problems described in the background art.
[0004] Specifically, it is a pin terminal connector, comprising male and female terminals that are interlocked.
[0005] The male terminal includes a conductive component and a male terminal body shell. The conductive component includes a male terminal, a press-fit nut, and a conductive sheet. One end of the conductive sheet is fixedly connected to the male terminal, and the other end is fixedly connected to the press-fit nut. The male terminal body shell partially encapsulates and fixes the conductive component through an injection molding process.
[0006] The female terminal includes a female terminal, a pin terminal, and a female terminal body shell. One end of the female terminal is fixedly connected to the pin terminal. The female terminal body shell encapsulates and fixes the female terminal and the pin terminal part through an injection molding process.
[0007] When the male and female terminals are connected, the male terminal is inserted into the female terminal to conduct electricity.
[0008] Preferably, the male end has one or more sets of conductive components on its main body shell, and the female end also has one or more sets of conductive components.
[0009] Preferably, the two sets of conductive components are arranged obliquely parallel on the male terminal body shell.
[0010] Preferably, the male terminal body shell is provided with a sleeve, and the male terminal is located inside the sleeve. When the male terminal and the female terminal are inserted, the female terminal body shell and the female terminal it encloses are inserted together between the sleeve and the male terminal, and the male terminal and the female terminal are connected.
[0011] Preferably, the portion of the female end body shell covering the female end is columnar, and the outer diameter of its top end is smaller than the outer diameter of its bottom end and the inner diameter of the sleeve.
[0012] Preferably, the male end body shell is provided with at least three mounting screw holes.
[0013] Preferably, a floating bolt is provided on the mounting screw hole.
[0014] Preferably, the male terminal has a plug at its tip.
[0015] Preferably, a torsion spring is provided inside the female terminal, and a torsion spring cover is provided at the top of the female terminal, the torsion spring cover being wrapped by the outer shell of the female terminal body.
[0016] Preferably, the male end body shell is provided with reinforcing ribs. Beneficial effects
[0017] The product has a simple manufacturing process, is easy and quick to install, has high production efficiency, uses minimal materials to achieve electrical connections, and provides a reliable connection performance.
[0018] Reduce costs and installation space by using pin terminals and multi-plug design;
[0019] The male end can be installed using floating bolts, which allows the product to float and reduces the installation accuracy requirements.
[0020] The male and female ends have a built-in guiding function, allowing for a certain degree of positional deviation between the male and female ends to achieve mating. Attached Figure Description
[0021] Figure 1 This is a schematic diagram of the conductive component structure according to an embodiment of the present invention;
[0022] Figure 2 This is a schematic diagram of the overall structure of Embodiment 1 of this utility model (male and female ends not connected);
[0023] Figure 3 This is a schematic diagram of the female terminal and pin terminal assembly structure according to an embodiment of the present utility model;
[0024] Figure 4 This is a schematic diagram of the female end structure of an embodiment of the present utility model;
[0025] Figure 5 This is a schematic diagram of the male end structure of Embodiment 2 of this utility model;
[0026] Figure 6 This is an exploded view of the male end structure of Embodiment 2 of this utility model;
[0027] Figure 7 This is a schematic diagram of the overall structure of Embodiment 2 of this utility model (male and female ends not connected);
[0028] Figure 8 This is an exploded view of the female end structure of Embodiment 2 of this utility model;
[0029] Male terminal-1, crimp nut-2, conductive sheet-3, male terminal body shell-4, sleeve-401, plug head-5, floating bolt-6, torsion spring-7, torsion spring cover-8, female terminal-9, pin terminal-10, female terminal body shell-11. Detailed Implementation
[0030] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.
[0031] Furthermore, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," and "outer" in this utility model are based on the orientation or positional relationship shown in the accompanying drawings and are only for the purpose of describing this utility model. They are not intended to indicate or imply that the device or component referred to must have this specific orientation or operate in a specific orientation. Therefore, they should not be construed as limitations of this utility model.
[0032] As attached Figure 1 To be continued Figure 8 As shown, this utility model provides a pin terminal connector, including a male terminal and a female terminal that are plugged into each other.
[0033] The male terminal includes a conductive component and a male terminal body shell 4. The conductive component includes a male terminal 1, a press-fit nut 2, and a conductive sheet 3. One end of the conductive sheet 3 is fixedly connected to the male terminal 1, and the other end is fixedly connected to the press-fit nut 2. The male terminal body shell 4 partially encapsulates and fixes the conductive component through an injection molding process.
[0034] The female terminal includes a female terminal 9, a pin terminal 10, and a female terminal body shell 11. One end of the female terminal 9 is fixedly connected to the pin terminal 10. The female terminal body shell 11 partially wraps and fixes the female terminal 9 and the pin terminal 10 through an injection molding process. The female terminal 9 is wrapped around the outside, and the pin terminal 10 exposes the pin.
[0035] When the male and female terminals are connected, the male terminal 1 is inserted into the female terminal 9 to achieve circuit conduction.
[0036] In this utility model, the fixed connection method can be selected from commonly used connection methods such as riveting and welding. In this embodiment, riveting is preferred.
[0037] Preferably, the male end body shell 4 may be provided with one or more sets of conductive components, and the female end is also provided with multiple sets.
[0038] Preferably, multiple sets of conductive components are arranged obliquely and parallel on the male end main body shell 4, which can save space and make the structure compact.
[0039] The present invention provides only one or two implementations for the purpose of describing the present invention, and is not intended to indicate or imply that the conductive component must have this specific number of sets, and should not be construed as a limitation of the present invention.
[0040] Preferably, the male terminal body shell 4 is provided with a sleeve 401, and the male terminal 1 is located inside the sleeve 401. When the male terminal and the female terminal are inserted, the female terminal body shell 11 and the female terminal 9 it encloses are inserted together between the sleeve 401 and the male terminal 1. The male terminal 1 and the female terminal 9 make contact to realize circuit conduction. The sizes of the female terminal 9 and the male terminal 1 are matched.
[0041] Preferably, the portion of the female end main body shell 11 covering the female end terminal 9 is columnar, and its top outer diameter is smaller than the bottom outer diameter and the inner diameter of the sleeve 401. It plays a guiding role during insertion, allowing a certain deviation in the position of the male and female ends to achieve insertion.
[0042] Preferably, the male end body shell 4 is provided with at least three mounting screw holes, and floating bolts 6 are provided on the mounting screw holes. The floating bolts 6 can make the product float and reduce the installation accuracy requirements. This utility model does not limit the size, shape and structure of the floating bolts. Any floating bolt commonly used in the market that can meet the requirements of installation can be used.
[0043] Preferably, the male terminal 1 is provided with a plug head 5 at its top.
[0044] Preferably, the female terminal 9 is provided with a torsion spring 7 and a torsion spring cover 8 is provided at the top of the female terminal 9. The method of fixing the torsion spring cover 8 to the female terminal 9 is not limited, and can be riveting, welding, threading, interference fit, etc. The torsion spring cover 8 is wrapped by the female terminal body shell 11. The torsion spring 7 can make the contact between the male and female terminals more stable, avoid poor contact, and reduce the precision requirements and reduce the production difficulty.
[0045] Preferably, the male end body shell 4 is provided with reinforcing ribs to enhance structural strength. Example
[0046] As attached Figure 1 To be continued Figure 4 As shown, this embodiment provides a single-pin terminal connector, including a male end and a female end that are plugged into each other. The male end includes a conductive component and a male end body shell 4. The conductive component includes a male terminal 1, a crimp nut 2, and a conductive sheet 3. One end of the conductive sheet 3 is riveted and fixed to the male terminal 1, and the other end is riveted and fixed to the crimp nut 2. The male end body shell 4 partially wraps and fixes the conductive component through an injection molding process.
[0047] The female terminal includes a female terminal 9, a pin terminal 10, and a female terminal body shell 11. One end of the female terminal 9 is riveted and fixed to the pin terminal 10. The female terminal body shell 11 partially wraps and fixes the female terminal 9 and the pin terminal 10 through injection molding. The female terminal 9 is wrapped around the outside, and the pin terminal 10 exposes the pin.
[0048] When the male and female terminals are connected, the male terminal 1 is inserted into the female terminal 9 to achieve circuit conduction.
[0049] Furthermore, a set of conductive components is provided on the male end's main body shell 4, and the same set is provided on the female end.
[0050] Furthermore, the male terminal body shell 4 is provided with a sleeve 401, and the male terminal 1 is located inside the sleeve 401. When the male terminal and the female terminal are inserted, the female terminal body shell 11 and the female terminal 9 it encloses are inserted together between the sleeve 401 and the male terminal 1. The male terminal 1 and the female terminal 9 make contact to realize circuit conduction. The sizes of the female terminal 9 and the male terminal 1 are matched.
[0051] Furthermore, the portion of the female end main body shell 11 that covers the female end terminal 9 is columnar, and its top outer diameter is smaller than the bottom outer diameter and the inner diameter of the sleeve 401. It plays a guiding role during insertion, allowing for a certain deviation in the position of the male and female ends to achieve insertion.
[0052] Furthermore, the male end body shell 4 has mounting screw holes at three corners, and floating bolts 6 are provided on the mounting screw holes. The floating bolts 6 can make the product float and reduce the installation accuracy requirements.
[0053] Furthermore, the male terminal 1 is provided with a plug head 5 at its top, which serves two purposes: firstly, to prevent foreign objects from entering the male terminal, and secondly, to eliminate electric arc.
[0054] Furthermore, the female terminal 9 is provided with a torsion spring 7, and the top of the female terminal 9 is provided with a torsion spring cover 8. The torsion spring cover 8 is wrapped by the female terminal body shell 11. The torsion spring 7 can make the contact between the male and female terminals more stable, avoid poor contact, and reduce the precision requirements and reduce the production difficulty.
[0055] Furthermore, the main body shell 4 of the male end is provided with reinforcing ribs to enhance the structural strength. Example
[0056] As attached Figure 5 To be continued Figure 8 As shown, this utility model provides a dual-pin terminal connector, including a male end and a female end that are plugged into each other. The male end includes a conductive component and a male end body shell 4. The conductive component includes a male terminal 1, a rivet nut 2, and a conductive sheet 3. One end of the conductive sheet 3 is riveted and fixed to the male terminal 1, and the other end is riveted and fixed to the rivet nut 2. The male end body shell 4 partially wraps and fixes the conductive component through an injection molding process.
[0057] The female terminal includes a female terminal 9, a pin terminal 10, and a female terminal body shell 11. One end of the female terminal 9 is riveted and fixed to the pin terminal 10. The female terminal body shell 11 partially wraps and fixes the female terminal 9 and the pin terminal 10 through injection molding. The female terminal 9 is wrapped around the outside, and the pin terminal 10 exposes the pin.
[0058] When the male and female terminals are connected, the male terminal 1 is inserted into the female terminal 9 to achieve circuit conduction.
[0059] Furthermore, the male end main body shell 4 is provided with two sets of conductive components, and the female end is also provided with two sets. The two sets of conductive components are arranged obliquely and parallel on the male end main body shell 4, which can save space and make the structure compact.
[0060] Furthermore, the male terminal body shell 4 is provided with a sleeve 401, and the male terminal 1 is located inside the sleeve 401. When the male terminal and the female terminal are inserted, the female terminal body shell 11 and the female terminal 9 it encloses are inserted together between the sleeve 401 and the male terminal 1. The male terminal 1 and the female terminal 9 make contact to realize circuit conduction. The sizes of the female terminal 9 and the male terminal 1 are matched.
[0061] Furthermore, the portion of the female end main body shell 11 that covers the female end terminal 9 is columnar, and its top outer diameter is smaller than the bottom outer diameter and the inner diameter of the sleeve 401. It plays a guiding role during insertion, allowing for a certain deviation in the position of the male and female ends to achieve insertion.
[0062] Furthermore, the male end body shell 4 is provided with four mounting screw holes, and floating bolts 6 are provided on the mounting screw holes. The floating bolts 6 can make the product float and reduce the installation accuracy requirements.
[0063] Furthermore, the male terminal 1 is provided with a plug head 5 at its top, the female terminal 9 is provided with a torsion spring 7 inside, and the female terminal 9 is provided with a torsion spring cover 8 at its top. The torsion spring cover 8 is wrapped by the female terminal body shell 11. The torsion spring 7 can make the contact between the male and female terminals more stable, avoid poor contact, and reduce the precision requirements and production difficulty.
[0064] Furthermore, the main body shell 4 of the male end is provided with reinforcing ribs to enhance the structural strength.
[0065] In use, the female terminal can be soldered to the circuit board, the male terminal is fixed to the housing with floating bolts, and the male terminal is connected to the external wiring with a press-fit nut. Then, the male and female terminals can be plugged in to make the circuit work.
[0066] It should be noted that the above embodiments are only used to illustrate the technical solution of this utility model and are not intended to limit it. Although this utility model has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solution of the utility model without departing from the scope of the technical solution of this utility model, and all such modifications or substitutions should be covered within the scope of the claims of this utility model.
Claims
1. A pin terminal connector comprising a male end and a female end which are inserted into each other, characterized in that: the male end comprises a conductive assembly and a male end main body shell (4), the conductive assembly comprises a male terminal (1), a press-in nut (2), and a conductive sheet (3), one end of the conductive sheet (3) is fixedly connected with the male terminal (1), and the other end is fixedly connected with the press-in nut (2), and the male end main body shell (4) wraps and fixes the conductive assembly by an injection molding process; the female end comprises a female terminal (9), a pin terminal (10), and a female end main body shell (11), one end of the female terminal (9) is fixedly connected with the pin terminal (10), and the female end main body shell (11) wraps and fixes the female terminal (9) and the pin terminal (10) by an injection molding process; when the male end and the female end are inserted into each other, the male terminal (1) is inserted into the female terminal (9) to be in conduction.
2. The pin terminal connector according to claim 1, characterized by The male end is provided with one or more groups of conductive assemblies, and the female end is also provided with one or more groups of conductive assemblies.
3. The pin terminal connector according to claim 2, characterized by The multiple groups of conductive assemblies are arranged in parallel on the male end main body shell (4) in an oblique direction.
4. The pin terminal connector according to claim 1, characterized by The male end main body shell (4) is provided with a sleeve (401), the male terminal (1) is located in the sleeve (401), when the male end and the female end are inserted into each other, the female end main body shell (11) and the female terminal (9) wrapped thereby are inserted together into the sleeve (401) between the male terminal (1) and the female terminal (9), and the male terminal (1) and the female terminal (9) are in conduction.
5. The pin terminal connector according to claim 4, characterized by The part of the female end main body shell (11) which is wrapped outside the female terminal (9) is in a columnar shape, and the outer diameter of the top end thereof is smaller than the outer diameter of the end thereof and the inner diameter of the sleeve (401).
6. The pin terminal connector according to any one of claims 1 to 5, characterized by The male end main body shell (4) is provided with at least three mounting screw holes.
7. The pin terminal connector according to claim 6, characterized by The mounting screw holes are provided with floating bolts (6).
8. The pin terminal connector according to claim 1, characterized by The male terminal (1) is provided with a plug head (5) at the top end thereof.
9. The pin terminal connector according to claim 1, characterized by The female terminal (9) is provided with a torsion spring (7) therein, the female terminal (9) is provided with a torsion spring cover (8) at the top end thereof, and the torsion spring cover (8) is wrapped by the female end main body shell (11).
10. The pin terminal connector according to claim 1, characterized by The male end main body shell (4) is provided with reinforcing ribs.