Board-to-board connector
By adopting the integrated structure of the female end fixing sheet and the contact shrapnel in the board-to-board connector, the problem of poor stability of the fixing sheet and the contact shrapnel in the prior art is solved, and the contact stability and strength of the connector are improved.
Patent Information
- Application Number
- CN202421081058.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-17
AI Technical Summary
The fixing and contact sheets of the existing board-to-board connector are separate structures, resulting in stability and elastic attenuation after multiple insertions and removals, and poor contact stability.
Design a board-to-board connector, the mother seat and the male seat adopt a female end fixing sheet and a contact shrapnel of an integrated structure. By providing a base plate of an integrated structure and a bending design on the female seat, the mother seat is improved. Stability and strength, and a male end fixing piece is provided on the seat to enhance the strength of the seat.
Through the integrated structure design, the stability and strength of the connector mother seat are improved, the contact stability of the board-to-board connector is enhanced, the processing complexity is reduced and the overall strength is improved.
Smart Images
Figure CN222355466U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of connectors, in particular to a board-to-board connector. Background Art
[0002] Board to Board Connector (BTB) is a connector commonly used in electronic devices (such as mobile phones, tablet computers, etc.). Its function is to achieve mechanical and electrical interconnection between the mainboard of the electronic device and various modules (such as display modules, touch modules, camera modules, etc.). Board to board connectors usually consist of two parts: a male socket and a female socket. Both the male socket and the female socket are composed of a plastic body and a conductive terminal fixed on the plastic body. The plastic body mainly plays the role of insulation and positioning the conductive terminal, and the conductive terminal mainly plays the role of conduction. The male and female sockets of the existing board to board connectors will also add a fixing plate to improve their own strength, and the female socket is provided with a contact spring for overcurrent. However, since the fixing plate and the contact spring are two separate structures, the process is more complicated when molding is used, and the stability of the fixing plate and the elasticity of the contact spring of the female socket are significantly attenuated after multiple plugging and unplugging, resulting in poor contact stability of the board to board connector. Utility Model Content
[0003] In view of the deficiencies in the prior art, the utility model aims to provide a board-to-board connector with stable contact and high structural strength.
[0004] The purpose of the utility model can be achieved through the following technical scheme: a board-to-board connector, including a connector female and a connector male that are interlocked with each other, the connector female including a female insulating body, a plurality of female terminals arranged in the female insulating body and female end fixing plates arranged at both ends of the female insulating body, the female insulating body is provided with a first slot for engaging the connector male, a locking portion is provided in the middle of the first slot, a bottom plate with an integral structure and extending to the inner wall of the first slot is connected to the female end fixing plate, and a contact spring is provided at the bent bottom plate.
[0005] Preferably, a covering portion extending along the end of the buckling portion is connected to the bottom plate.
[0006] Preferably, the female end fixing plate includes a first substrate coated on the top surface of the end of the female base insulating body, a first side plate is bent on the first substrate, and the first side plate is coated on the side wall surface of the female base insulating body.
[0007] Preferably, one end of the first side plate is bent to form a hook portion, and the hook portion is embedded in the insulating body of the female base.
[0008] Preferably, a first end plate is bent on the first substrate, and the first end plate is covered on the end wall surface of the female base insulating body.
[0009] Preferably, a connecting portion is bent on the first end plate, and the connecting portion is embedded in the insulating body of the female base and connected to the bottom plate as a whole.
[0010] Preferably, a protrusion is provided at the end of the contact spring.
[0011] Preferably, the connector male socket includes a male socket insulating body and male end fixing plates arranged at both ends of the male socket insulating body, a second slot cooperating with the snap-fitting part is provided in the middle of the male socket insulating body, and male terminals plugged into the female terminals are evenly arranged on the slot wall of the second slot.
[0012] Preferably, the male end fixing plate includes a second substrate covering the top surface of the end of the male socket insulating body, and the side edges of the second substrate close to the side walls and end walls of the male socket insulating body are respectively bent to provide a first bending portion and a second bending portion, the first bending portion and the second bending portion are both embedded in the male socket insulating body, and the first bending portion and the second bending portion respectively extend toward the side walls and end walls of the male socket insulating body to form welding pins.
[0013] Preferably, a second side plate is bent on the second substrate, and the second side plate is covered on the side wall surface of the male socket insulating body.
[0014] Preferably, a second end plate is bent on the second substrate, and the second end plate is covered on the end wall surface of the male socket insulating body.
[0015] The beneficial effect of the utility model is that the utility model provides an integrated female end fixing plate, a bottom plate and a contact spring sheet on the connector female seat, which makes the processing and forming of the connector female seat more convenient, and adopts an integrated structure to make the female end fixing plate more stable, effectively improve the strength of the connector female seat itself, thereby improving the contact stability of the board-to-board connector. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The utility model is further described using the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the utility model. A person skilled in the art can obtain other drawings based on the following drawings without creative work.
[0017] Figure 1 The utility model is a schematic diagram of the combined structure of a board-to-board connector.
[0018] Figure 2 The utility model is a structural schematic diagram of a connector female socket in a board-to-board connector.
[0019] Figure 3 for Figure 2 A partial enlarged view of the connector socket.
[0020] Figure 4 for Figure 3Schematic diagram of the structure of the middle female end fixing piece.
[0021] Figure 5 for Figure 4 Front view of the middle female fixing piece.
[0022] Figure 6 for Figure 4 Another schematic diagram of the middle female end fixing plate.
[0023] Figure 7 The utility model is a schematic structural diagram of a connector male socket in a board-to-board connector.
[0024] Figure 8 for Figure 7 A partial enlarged view of the connector male socket.
[0025] Fig. 9 for Figure 8 Schematic diagram of the structure of the middle male end fixing piece.
[0026] Fig.10 for Figure 8 Another schematic diagram of the middle male end fixing plate.
[0027] The numbers shown in the figure represent: 1. connector female socket; 11. first slot; 12. female socket insulating body; 13. snap-fitting part; 2. female end fixing plate; 21. first substrate; 22. first side plate; 221. hooking claw part; 23. bottom plate; 231. connecting part; 24. contact spring; 241. raised part; 25. covering part; 26. first end plate; 3. female terminal; 4. connector male socket; 41. male socket insulating body; 42. second slot; 5. male terminal; 6. male end fixing plate; 61. second substrate; 62. second side plate; 63. first bending part; 64. second end plate; 65. second bending part. DETAILED DESCRIPTION
[0028] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.
[0029] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.
[0030] The following will be combined with specific embodiments to clearly and completely describe the technical solution of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work belong to the protection scope of the utility model.
[0031] See also Figures 1 to 10 As shown, the structure of the utility model is: a board-to-board connector, including a connector female seat 1 and a connector male seat 4 that are interlocked, the connector female seat 1 including a female seat insulating body 12, a plurality of female terminals 3 arranged in the female seat insulating body 12, and female end fixing pieces 2 arranged at both ends of the female seat insulating body 12, the female seat insulating body 12 is provided with a first slot 11 for locking the connector male seat 4, the middle of the first slot 11 is provided with a locking portion 13, the female end fixing piece 2 is connected with a bottom plate 23 that is an integral structure and extends to the inner wall of the first slot 11, and the bottom plate 23 is bent to be provided with a contact spring piece 24. Specifically, in the utility model, by providing the female end fixing piece 2, the bottom plate 23 and the contact spring piece 24 that are an integral structure on the connector female seat 1, the processing and forming of the connector female seat is more convenient, and the integrated structure is adopted to make the female end fixing piece 2 more stable, effectively improve the strength of the connector female seat itself, thereby improving the contact stability of the board-to-board connector.
[0032] like Figure 3 , Figure 4 , Figure 5 As shown, a covering portion 25 extending along the end of the buckling portion 13 is connected to the bottom plate 23. The covering portion 25 is designed to protect the end of the buckling portion 13 to prevent the male socket of the connector from being damaged when plugged in.
[0033] Further Figure 3 , Figure 4 , Figure 5As shown, the female end fixing plate 2 includes a first substrate 21 coated on the top surface of the end of the female base insulating body 12, and a first side plate 22 is bent on the first substrate 21, and the first side plate 22 is coated on the side wall surface of the female base insulating body 12.
[0034] Further, such as Figure 3 As shown, one end of the first side plate 22 is bent to form a hook portion 221, and the hook portion 221 is embedded in the female socket insulating body 12. The design of the hook portion 221 is conducive to improving the stability of the female end fixing plate.
[0035] Further, such as Figure 3 As shown, a first end plate 26 is bent on the first substrate 21 , and the first end plate 26 is covered on the end wall surface of the female base insulating body 12 .
[0036] Further, such as Figure 4 As shown, a connecting portion 231 is bent on the first end plate 26, and the connecting portion 231 is embedded in the female socket insulating body 12 and connected to the bottom plate 23 as a whole. The female end fixing plate 2 and the bottom plate 23 adopt an integrally formed structure to facilitate the processing and forming of the connector female socket.
[0037] Further, such as Figure 4 As shown, a protrusion 241 is provided at the end of the contact spring 24. The protrusion 241 is designed to facilitate contact with the connector male socket during insertion.
[0038] Further, such as Figure 7 As shown, the connector male seat 4 includes a male seat insulating body 41 and male terminal fixing pieces 6 arranged at both ends of the male seat insulating body 41. A second slot 42 matching with the snap-fit portion 13 is provided in the middle of the male seat insulating body 41. Male terminals 5 plugged with the female terminals 3 are evenly arranged on the groove wall of the second slot 42. Specifically, when the connector male seat 4 is plugged with the connector female seat 1, the male terminal fixing piece 6 is designed on the connector male seat 4, which is conducive to improving the strength of the connector male seat 4. Among them, the matching structure between the female terminal 3 and the male terminal 5 of the board-to-board connector of the present application is the same as the prior art, and will not be repeated here.
[0039] Further, such as Figure 8 , Fig. 9 , Fig.10As shown, the male end fixing piece 6 includes a second substrate 61 coated on the top surface of the end of the male seat insulating body 41, and the side edges of the second substrate 61 close to the side wall and end wall of the male seat insulating body 41 are bent to form a first bending portion 63 and a second bending portion 65, respectively. The first bending portion 63 and the second bending portion 65 are both embedded in the male seat insulating body 41, and the first bending portion 63 and the second bending portion 65 extend toward the side wall and end wall of the male seat insulating body 41 to form a welding pin. Specifically, by coating the male end fixing piece 6 on the end surface of the connector male seat 4, it is beneficial to improve the self-strength of the connector male seat 4, thereby improving the contact stability of the board-to-board connector.
[0040] Further, such as Figure 8 As shown, a second side plate 62 is bent on the second substrate 61, and the second side plate 62 is covered on the side wall surface of the male seat insulating body 41. When plugged in, the second side plate 62 contacts with the contact spring sheet on the connector female seat 1. The second side plate 62 is designed to protect the side wall of the connector male seat. After the male and female seats are plugged in, the second side plate 62 contacts with the contact spring sheet 24 on the connector female seat 1, so that large current can be conducted.
[0041] Further, such as Figure 8 As shown, a second end plate 64 is bent on the second substrate 61 , and the second end plate 64 is covered on the end wall surface of the male socket insulating body 41 . The second end plate 64 is designed to protect the end surface of the connector male socket.
[0042] During specific use, the utility model adopts an integrated structure of the female end fixing plate 2, the bottom plate 23 and the contact spring piece 24. The female end fixing plate 2 is beneficial to improving the inherent strength of the connector female seat 1. When plugging with the connector male seat 4, the female end fixing plate 2 plays a role of plugging protection, and the contact spring piece 24 abuts against the corresponding contact position on the connector male seat 4. At the same time, a male end fixing plate 6 is designed on the connector male seat 4 to improve the inherent strength of the connector male seat, thereby improving the overall strength and contact stability of the board-to-board connector of the utility model.
[0043] The utility model is further described above with the help of specific embodiments, but it should be understood that the specific description here should not be construed as limiting the essence and scope of the utility model. Various modifications made to the above embodiments by ordinary technicians in this field after reading this specification are all within the scope of protection of the utility model.
Claims
1. A board-to-board connector, characterized in that: The invention comprises a connector female seat (1) and a connector male seat (4) which are interlocked with each other, wherein the connector female seat (1) comprises a female seat insulating body (12), a plurality of female terminals (3) arranged in the female seat insulating body (12), and female terminal fixing plates (2) arranged at both ends of the female seat insulating body (12); the female seat insulating body (12) is provided with a first slot (11) for engaging with the connector male seat (4); a locking portion (13) is provided in the middle of the first slot (11); a bottom plate (23) which is an integral structure and extends to the inner wall of the first slot (11) is connected to the female terminal fixing plate (2); and both sides of the bottom plate (23) are bent upwards and provided with contact springs (24).
2. A board-to-board connector according to claim 1, characterized in that: The bottom plate (23) is connected to a covering portion (25) extending along the end of the buckling portion (13).
3. The board-to-board connector according to claim 1, characterized in that: The female end fixing plate (2) comprises a first substrate (21) coated on the top surface of the end of the female base insulating body (12), a first side plate (22) is bent on the first substrate (21), and the first side plate (22) is coated on the side wall surface of the female base insulating body (12).
4. A board-to-board connector according to claim 3, characterized in that: One end of the first side plate (22) is bent to form a hook portion (221), and the hook portion (221) is embedded in the female base insulating body (12).
5. The board-to-board connector according to claim 3, characterized in that: A first end plate (26) is bent on the first substrate (21), and the first end plate (26) covers the end wall surface of the female base insulating body (12).
6. The board-to-board connector according to claim 5, characterized in that: A connecting portion (231) is bent on the first end plate (26), and the connecting portion (231) is embedded in the female base insulating body (12) and connected to the bottom plate (23) as a whole.
7. The board-to-board connector according to claim 1, characterized in that: The connector male socket (4) comprises a male socket insulating body (41) and male end fixing plates (6) arranged at both ends of the male socket insulating body (41); a second slot (42) cooperating with the snap-fitting portion (13) is provided in the middle of the male socket insulating body (41); male terminals (5) plugged into the female terminals (3) are evenly arranged on the slot wall of the second slot (42).
8. The board-to-board connector according to claim 7, characterized in that: The male end fixing plate (6) comprises a second substrate (61) covering the top surface of the end of the male seat insulating body (41); the second substrate (61) is provided with a first bending portion (63) and a second bending portion (65) on the side edges close to the side wall and the end wall of the male seat insulating body (41); the first bending portion (63) and the second bending portion (65) are both embedded in the male seat insulating body (41); and the first bending portion (63) and the second bending portion (65) extend toward the side wall and the end wall of the male seat insulating body (41) respectively to form a welding pin.
9. The board-to-board connector according to claim 8, characterized in that: A second side plate (62) is bent on the second base plate (61), and the second side plate (62) is coated on the side wall surface of the male socket insulating body (41).
10. The board-to-board connector according to claim 8, characterized in that: A second end plate (64) is bent on the second base plate (61), and the second end plate (64) is coated on the end wall surface of the male socket insulating body (41).