Integrated connector panel

Abstract

The utility model discloses an integrated connector panel which comprises a panel body, a positive high-voltage connector socket, a negative high-voltage connector socket, a low-voltage connector assembly, a fuse and an explosion-proof valve are respectively integrated on the panel body, and a high-voltage connector interface is arranged on the panel body. Each of the positive high-voltage connector socket and the negative high-voltage connector socket comprises a socket shell and an integrally formed circular contact pin, one end of each circular contact pin penetrates through the corresponding high-voltage connector interface and extends into the corresponding socket shell, and the other end of each circular contact pin is detachably connected with the bottom of the panel body. According to the utility model, the circular pin is directly connected with the jack in the plug in a plugging manner, and compared with a whole reed jack, the circular pin is integrally formed, so that the contact resistance is reduced, and meanwhile, the vibration resistance of the circular pin is better; the technical problems that the contact resistance is not increased and the anti-vibration performance is improved while the conduction of the terminal and the high-voltage connector plug is ensured are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of connector panels, in particular to an integrated connector panel. Background Art

[0002] With the rapid development of the country's new energy vehicle industry, the requirements for low cost and highly integrated functions of battery packs on new energy vehicles are becoming increasingly higher, and at the same time, the requirements for the convenience of after-sales maintenance of power batteries are also higher. The electrical connections on the battery pack include high-voltage connections between the positive and negative poles, fuses for circuit protection, fire extinguishing functions of the electrical box nozzles, and low-voltage signal connections. As the development of energy storage systems continues to mature, requirements for miniaturization have also been put forward for these electrical connections. These electrical connections on battery packs in the market are generally independent structures, distributed in different spatial positions, occupying a large volume, and the structure is not compact, which does not meet the requirements of miniaturization. In order to solve the technical problems that the electrical connections on the battery pack are distributed in different spatial positions, occupy a large volume, and have a non-compact structure, the electrical connections are usually designed to be integrated.

[0003] For example, a Chinese patent with publication number CN117791023A discloses an integrated panel, including a panel body, on which a low-voltage interface, a fuse interface and a high-voltage connector interface are integrated, a low-voltage connector is connected to the low-voltage interface, a fuse is connected to the fuse interface, a high-voltage connector is connected to the high-voltage connector interface, and the positive pole of the high-voltage connector is connected to the fuse. The panel body is integrated with a low-voltage interface, a fuse interface and a high-voltage connector interface, and the electrical connection on the battery pack is compactly arranged on the panel body, that is, the low-voltage connector, the fuse and the high-voltage connector are compactly arranged on the panel body, thereby reducing the occupied volume and achieving the requirement of miniaturization.

[0004] However, in the above-mentioned application documents, a reed socket is formed by connecting the contact piece and the copper bar through rivets to form a whole, for the terminal in the plug to be inserted. However, the overall vibration resistance of the socket formed by connecting the contact piece and the copper bar through rivets is not high and the contact resistance is high. How to ensure the conduction between the terminal and the high-voltage connector plug without increasing the contact resistance and improving the vibration resistance is a technical problem that needs to be solved urgently. Utility Model Content

[0005] In view of the deficiencies in the above-mentioned background technology, the utility model proposes an integrated connector panel, which solves the technical problem of ensuring conduction between the terminal and the high-voltage connector plug without increasing the contact resistance and improving the vibration resistance, which is an urgent technical problem to be solved.

[0006] The technical solution of the utility model is implemented as follows: an integrated connector panel, including a panel body, on which a positive high-voltage connector socket, a negative high-voltage connector socket, a low-voltage connector, a fuse and an explosion-proof valve are respectively integrated, and a high-voltage connector interface is provided on the panel body, and the positive high-voltage connector socket and the negative high-voltage connector socket both include a socket shell and an integrally formed circular pin, the socket shell is located at the high-voltage connector interface and is integrally connected to the panel body, one end of the circular pin passes through the high-voltage connector interface and extends into the socket shell, and the other end is detachably connected to the bottom of the panel body, and the circular pin of the positive high-voltage connector socket is connected to the fuse.

[0007] Preferably, the circular pin comprises a hollow cylindrical section and a flat section, the hollow cylindrical section passes through the high-voltage connector interface from the bottom of the panel body and extends into the socket housing; the flat section is detachably connected to the bottom of the panel body and is connected to the copper busbar.

[0008] Preferably, a first rivet nut for connecting the copper busbar is provided on the flat section of the circular pin.

[0009] Preferably, the circular pin includes a positive terminal and a negative terminal, the positive terminal is detachably connected to the panel body, the negative terminal is detachably connected to the panel body, the positive terminal and the socket in the plug on the positive high-voltage connector are plugged together and connected, and the negative terminal and the socket in the plug on the negative high-voltage connector are plugged together and connected.

[0010] Preferably, the flat section of the positive terminal is parallel to the bottom surface of the panel body, the flat section of the negative terminal is perpendicular to the bottom surface of the panel body, and the negative terminal is snap-connected with the panel body.

[0011] Preferably, a connection plate is provided on the bottom surface of the panel body, the connection plate is located at the high-voltage connector interface of the negative high-voltage connector socket, and a rear cover is clamped on the connection plate. When the hollow cylindrical section of the negative terminal is fully extended into the socket shell, the flat section of the negative terminal is clamped on the panel body by the rear cover. The top of the flat section on the negative terminal abuts against the panel body, and the bottom of the flat section on the negative terminal is supported by the rear cover.

[0012] Preferably, a window is provided on the connecting plate, and a protrusion which is snap-fitted with the window is provided on the rear cover.

[0013] Preferably, the rear cover is provided with a groove, which is matched with the flat section of the negative terminal.

[0014] Preferably, a low-voltage interface, a fuse interface and an explosion-proof valve interface are respectively integrated on the panel body, the fuse is located in the fuse interface, the flat section of the positive terminal is connected to the fuse, the low-voltage connector is located in the low-voltage interface, and the explosion-proof valve is located in the explosion-proof valve interface.

[0015] Preferably, a safety copper busbar is connected to the fuse.

[0016] The beneficial effects of the utility model are as follows: the round pin is directly connected to the socket in the plug, and there is no need to use a contact piece and a copper bar to connect through rivets to form a reed socket as a whole. Compared with the reed socket as a whole, the round pin is integrally formed, and the contact resistance is reduced. At the same time, the round pin has better vibration resistance, and the contact resistance is relatively reduced while ensuring that the terminal is connected to the high-voltage connector plug. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the present utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is the front view of the utility model.

[0019] Figure 2 It is an exploded view of the utility model.

[0020] Figure 3 It is a partial exploded view of the utility model.

[0021] Figure 4 It is a rear view of the utility model.

[0022] Figure 5 It is a rear view of the panel body of the utility model.

[0023] Figure 6 It is a cross-sectional view of the utility model.

[0024] Figure 7 It is a three-dimensional diagram of the utility model.

[0025] Figure 8 It is a three-dimensional diagram of the panel body of the utility model.

[0026] Fig. 9 It is a three-dimensional diagram of the back cover of the utility model.

[0027] In the figure, 1 is the panel body, 2 is the low-voltage interface, 3 is the fuse interface, 4 is the high-voltage connector interface, 5 is the explosion-proof valve interface, 6 is the low-voltage connector, 7 is the fuse, 8 is the insurance copper bar, 9 is the round pin, 10 is the explosion-proof valve, 11 is the first rivet nut, 12 is the socket shell, 13 is the connecting plate, 14 is the back cover, 15 is the window, 16 is the protrusion, 17 is the groove, 18 is the fuse body, 19 is the cover plate, 20 is the low-voltage plug, 21 is the low-voltage socket, 22 is the low-voltage connection frame, and 23 is the fuse shell. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments 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 in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0029] Embodiment 1, an integrated connector panel, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 7 and Figure 8As shown, it includes a panel body 1, on which a positive high-voltage connector socket, a negative high-voltage connector socket, a low-voltage connector 6, a fuse 7 and an explosion-proof valve 10 are respectively integrated, and a high-voltage connector interface 4 is provided on the panel body 1. The positive high-voltage connector socket and the negative high-voltage connector socket both include a socket shell 12 and an integrally formed circular pin 9. The socket shell 12 is located at the high-voltage connector interface 4 and is integrally connected to the panel body 1. One end of the circular pin 9 passes through the high-voltage connector interface 4 and extends into the socket shell 12, and the other end is detachably connected to the bottom of the panel body 1, and the circular pin 9 of the positive high-voltage connector socket is connected to the fuse 7. The positive high-voltage connector socket and the negative high-voltage connector socket are respectively connected to the positive high-voltage connector plug and the negative high-voltage connector plug. The positive high-voltage connector plug is connected to the positive high-voltage connector socket to form a positive high-voltage connector, and the negative high-voltage connector plug is connected to the negative high-voltage connector socket to form a negative high-voltage connector. That is, the positive high-voltage connector and the negative high-voltage connector both include a socket and a plug. The socket includes a positive high-voltage connector socket and a negative high-voltage connector socket. The plug includes a positive high-voltage connector plug and a negative high-voltage connector plug. Two high-voltage connector interfaces 4 are provided on the panel body 1. The positive high-voltage connector socket and the negative high-voltage connector socket are respectively arranged at high At the high-voltage connector interface 4, the positive high-voltage connector socket and the negative high-voltage connector socket are respectively connected with the positive high-voltage connector plug and the negative high-voltage connector plug. The positive high-voltage connector socket and the negative high-voltage connector socket both include a socket shell 12 and a round pin 9. The socket shell 12 is located at the high-voltage connector interface 4 and is integrally connected to the panel body 1. The socket shell 12 is engaged with the plug. One end of the round pin 9 passes through the high-voltage connector interface 4 and extends into the socket shell 12, and the other end is detachably connected to the bottom of the panel body 1. One end of the round pin 9 extends into the socket shell 12 and is plugged and conducted with the jack in the plug. The round pin 9 of the positive high-voltage connector is connected to the fuse 7. A round pin 9 is arranged in the socket, which is directly connected to the socket in the plug through the round pin. There is no need to use a contact piece and a copper busbar to connect through rivets to form a reed socket as a whole. Compared with the reed socket as a whole, the round pin is integrally formed, and the contact resistance is reduced. At the same time, the round pin has better vibration resistance. While ensuring the conduction between the terminal and the high-voltage connector plug, the contact resistance is relatively reduced, which solves the technical problem of ensuring the conduction between the terminal and the high-voltage connector plug without increasing the contact resistance and improving the vibration resistance, which is an urgent problem to be solved.

[0030] The positive high voltage connector and the negative high voltage connector are set in different colors to prevent mistakes. At the same time, the round pin 9 is directly connected with the jack in the plug, and can be rotated at any angle after being inserted into place, which is easy to wire.

[0031] Embodiment 2, based on embodiment 1, an integrated connector panel, such as Figure 2 and Figure 3 As shown, the circular plug pin 9 includes a hollow cylindrical section and a flat section. The hollow cylindrical section passes through the high-voltage connector interface 4 from the bottom of the panel body 1 and extends into the socket housing 12; the flat section is detachably connected to the bottom of the panel body 1 and the flat section is connected to the copper busbar. The circular plug pin 9 includes a hollow cylindrical section and a flat section, that is, the circular plug pin 9 is formed by an integral molding method to form a hollow cylindrical section and a flat section. The hollow cylindrical section is plugged and connected to the jack in the plug, and the flat section is connected and connected to the copper busbar to complete signal transmission.

[0032] Embodiment 3, based on embodiment 2, an integrated connector panel, such as Figure 2 and Figure 3 As shown, a first rivet nut 11 for connecting the copper bar is provided on the flat section of the circular pin 9. The first rivet nut 11 is provided to facilitate the connection between the copper bar and the flat section of the circular pin 9 and the replacement work when disassembly is required.

[0033] Embodiment 4, based on embodiment 3, an integrated connector panel, such as Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the circular pin 9 includes a positive terminal and a negative terminal, the positive terminal is detachably connected to the panel body 1, the negative terminal is detachably connected to the panel body 1, the positive terminal is plugged and connected to the jack in the plug on the positive high-voltage connector, and the negative terminal is plugged and connected to the jack in the plug on the negative high-voltage connector. That is, two high-voltage connector interfaces 4 are provided on the panel body 1, and the high-voltage connector interfaces 4 correspond to the positive terminal and the negative terminal, respectively. The positive terminal and the jack in the plug on the positive high-voltage connector are plugged and connected to form a positive high-voltage connector, and the negative terminal and the jack in the plug on the negative high-voltage connector are plugged and connected to form a negative high-voltage connector. Preferably, the flat section of the positive terminal is fixed to the panel housing 1 with screws, so that the positive terminal is fixed more firmly on the panel housing 1.

[0034] Embodiment 5, based on embodiment 4, an integrated connector panel, such as Figure 2 , Figure 3 , Figure 4 and Figure 6As shown, the flat section of the positive terminal is parallel to the bottom surface of the panel body 1, the flat section of the negative terminal is perpendicular to the bottom surface of the panel body 1, and the negative terminal is snap-fitted to the panel body 1. The flat section of the positive terminal is parallel to the bottom surface of the panel body 1, and the flat section of the negative terminal is perpendicular to the bottom surface of the panel body 1, so that the positive terminal and the negative terminal are connected to the copper bus in two vertical directions, which is easy to wire. And the snap-fitting of the negative terminal to the panel body 1 is conducive to ensuring that the flat section of the negative terminal is perpendicular to the bottom surface of the panel body 1. The flat section of the positive terminal is parallel to the bottom surface of the panel body 1, and the flat section of the positive terminal is fixed to the bottom surface of the panel body 1 by screws.

[0035] Embodiment 6, based on embodiment 5, an integrated connector panel, such as Figure 7 and Figure 8 As shown, a connecting plate 13 is provided on the bottom surface of the panel body 1, and the connecting plate 13 is located at the high-voltage connector interface 4 where the negative high-voltage connector socket is provided. A back cover 14 is clamped on the connecting plate 13. When the hollow cylindrical section of the negative terminal is fully extended into the socket shell 12, the flat section of the negative terminal is clamped on the panel body 1 by the back cover 14. The top of the flat section on the negative terminal abuts against the panel body 1, and the bottom of the flat section on the negative terminal is supported by the back cover 14. The back cover clamps the negative terminal against the panel body 1, which, on the one hand, ensures that the flat section of the terminal is in a vertical state with the bottom surface of the panel body 1, and on the other hand, the negative terminal is supported by the back cover, so that the negative terminal has a greater holding force and higher reliability.

[0036] Embodiment 7, based on embodiment 6, an integrated connector panel, such as Figure 8 and Fig. 9 As shown, the connecting plate 13 is provided with a window 15, and the rear cover 14 is provided with a protrusion 16 that is snap-fitted with the window 15. The connection between the rear cover 14 and the panel body 1 is completed by snap-fitting the protrusion 16 with the window 15.

[0037] Embodiment 8, based on embodiment 1 or 8, an integrated connector panel, such as Figure 8 and Fig. 9 As shown, the back cover 14 is provided with a groove 17, which is adapted to the flat section of the negative terminal. The groove 17 wraps the bottom of the flat section of the negative terminal, so that the back cover 14 can evenly support the flat section of the negative terminal in all aspects.

[0038] Embodiment 9, based on embodiment 9, an integrated connector panel, such as Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 7 and Figure 8 As shown, the panel body 1 is respectively integrated with a low-voltage interface 2, a fuse interface 3 and an explosion-proof valve interface 5, the fuse 7 is located in the fuse interface 3, the flat section of the positive terminal is connected to the fuse 7, the low-voltage connector 6 is located in the low-voltage interface 2, and the explosion-proof valve 10 is located in the explosion-proof valve interface 5. The explosion-proof valve nut is embedded in the explosion-proof valve interface 5, and the explosion-proof valve 10 is provided with an external thread. The explosion-proof valve 10 is threadedly connected to the explosion-proof valve nut through the external thread. The explosion-proof valve 10 is to provide safety protection for the battery pack when the integrated connector panel is installed on the battery pack. When the medium pressure in the battery pack exceeds the normal range, the explosion-proof valve will automatically open and release the pressure to avoid the occurrence of battery pack explosion or fire accidents, thereby protecting the battery pack.

[0039] The flat section of the positive terminal is connected to the fuse 7. When the current exceeds the specified value, the heat generated causes the fuse 7 to melt and disconnect the circuit, so as to achieve the purpose of protecting the positive high-voltage connector and the negative high-voltage connector connected to the panel body 1. The fuse 7 includes a fuse housing 23 and a fuse body 18. The fuse housing 23 is located at the fuse interface 3 of the panel body 1, and the fuse housing 23 is integrally formed with the panel body 1. The fuse body 18 is arranged in the fuse housing 23, and the fuse housing 23 is detachably connected with a cover plate 19. The setting of the cover plate 19 is used to protect the fuse body 18 inside the fuse housing 23 from interference from external factors and avoid the influence of dust or water. The fuse housing 23 is detachably connected to the cover plate 19, which is convenient for removing the cover plate 19 and replacing the fuse body 18, thereby improving the convenience of replacement. It should be noted that the cover plate 19 needs to be set to be unable to be disassembled by hand, and can only be disassembled by tooling, which is safer. The fuse body 18 is compactly arranged on the panel body 1, which reduces the occupied volume and makes the structure more compact, thus achieving the requirement of miniaturization.

[0040] The low-voltage connector 6 includes a low-voltage plug 20 and a low-voltage socket 21, which are plugged in and matched. A low-voltage connection frame 22 is provided at the low-voltage interface 2 of the panel body 1, and the low-voltage connection frame 22 is integrally formed with the panel body. The low-voltage plug 20 and the low-voltage socket 21 are respectively clamped with the low-voltage connection frame 22. The low-voltage plug 20 and the low-voltage socket 21 are respectively connected to the wires, and the low-voltage plug 20 and the low-voltage socket 21 are respectively fixed at the low-voltage interface 2 on the panel body 1 to realize the connection between the low-voltage connector 6 and the panel body 1, and realize the integration of the low-voltage connector 6 and the panel body 1, which is conducive to the planning of the wiring harness and the regularity of the wiring harness inside the battery pack, and the low-voltage connector 6 is compactly arranged on the panel body 1, reducing the occupied volume, and the structure is more compact, realizing the requirements of miniaturization. Among them, the low-voltage plug 20 and the low-voltage socket 21 can be clamped with the low-voltage connection frame 22 by clips respectively.

[0041] When implementing Example 9, a low-voltage interface 2, a fuse interface 3, an explosion-proof valve interface 5 and two high-voltage connector interfaces 4 are respectively provided on the panel body 1, and then a low-voltage connector 6, a fuse 7 and an explosion-proof valve 10 are correspondingly installed on the low-voltage interface 2, the fuse interface 3 and the explosion-proof valve interface 5, and then the hollow cylindrical section of the positive terminal passes through a high-voltage connector interface 4 from the bottom of the panel body 1 and extends into the socket shell 12, the flat section of the positive terminal is parallel to the bottom surface of the panel body and is fixedly connected to the panel body 1 by screws, and the hollow cylindrical section of the negative terminal passes through another high-voltage connector interface 4 from the bottom of the panel body 1 and extends into the socket shell 12, the flat section of the negative terminal is perpendicular to the bottom surface of the panel body and is clamped on the panel body 1 through the back cover 14, the flat section of the negative terminal and the flat section of the positive terminal are respectively fixedly connected to the corresponding copper busbar through the first rivet nut 11, and then the positive terminal is plugged and connected with the jack in the plug on the corresponding positive high-voltage connector, the negative terminal is plugged and connected with the jack in the plug on the corresponding negative high-voltage connector, the flat section of the positive terminal is connected and connected with the fuse 7, the low-voltage plug 20 and the low-voltage socket 21 are respectively clamped with the low-voltage connection frame 22, the low-voltage plug 20 and the low-voltage socket 21 are plugged and connected and are respectively connected to the wires to complete the transmission of information.

[0042] Embodiment 10, based on embodiment 10, an integrated connector panel, such as Figure 2 and Figure 3 As shown, the fuse 7 is connected with a safety copper bar 8, and the setting of the safety copper bar 8 is convenient for connecting with the copper bar in the battery pack of the user, thereby improving the convenience of later product assembly.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An integrated connector panel, comprising a panel body (1), wherein a positive high-voltage connector socket, a negative high-voltage connector socket, a low-voltage connector (6), a fuse (7) and an explosion-proof valve (10) are integrated on the panel body (1), and a high-voltage connector interface (4) is provided on the panel body (1), characterized in that: The positive high-voltage connector socket and the negative high-voltage connector socket both comprise a socket shell (12) and an integrally formed circular pin (9); the socket shell (12) is located at the high-voltage connector interface (4) and is integrally connected to the panel body (1); one end of the circular pin (9) passes through the high-voltage connector interface (4) and extends into the socket shell (12), and the other end is detachably connected to the bottom of the panel body (1); the circular pin (9) of the positive high-voltage connector socket is connected to the fuse (7).

2. The integrated connector panel according to claim 1, characterized in that: The circular pin (9) comprises a hollow cylindrical section and a flat section, the hollow cylindrical section passing through the high-voltage connector interface (4) from the bottom of the panel body (1) and extending into the socket housing (12); the flat section is detachably connected to the bottom of the panel body (1) and is connected to the copper busbar.

3. The integrated connector panel according to claim 2, characterized in that: A first rivet nut (11) for connecting a copper busbar is provided on the flat section of the circular pin (9).

4. The integrated connector panel according to claim 3, characterized in that: The circular plug pin (9) comprises a positive terminal and a negative terminal, the positive terminal is detachably connected to the panel body (1), and the negative terminal is detachably connected to the panel body (1).

5. The integrated connector panel according to claim 4, characterized in that: The flat section of the positive terminal is parallel to the bottom surface of the panel body (1), the flat section of the negative terminal is perpendicular to the bottom surface of the panel body (1), and the negative terminal is snap-connected to the panel body (1).

6. The integrated connector panel according to claim 5, characterized in that: A connecting plate (13) is provided on the bottom surface of the panel body (1), and the connecting plate (13) is located at the high-voltage connector interface (4) where the negative high-voltage connector socket is provided. A rear cover (14) is clamped on the connecting plate (13). When the hollow cylindrical section of the negative terminal is fully extended into the socket shell (12), the flat section of the negative terminal is clamped on the panel body (1) by the rear cover (14), the top of the flat section on the negative terminal abuts against the panel body (1), and the bottom of the flat section on the negative terminal is abutted and supported by the rear cover (14).

7. The integrated connector panel according to claim 6, characterized in that: The connecting plate (13) is provided with a window (15), and the rear cover (14) is provided with a protrusion (16) that is snap-fitted with the window (15).

8. The integrated connector panel according to claim 7, characterized in that: The rear cover (14) is provided with a groove (17), and the groove (17) is adapted to fit the flat section of the negative terminal.

9. The integrated connector panel according to claim 4 or 8, characterized in that: The panel body (1) is respectively integrated with a low-voltage interface (2), a fuse interface (3) and an explosion-proof valve interface (5); the fuse (7) is located in the fuse interface (3); the flat section of the positive terminal is connected to the fuse (7); the low-voltage connector (6) is located in the low-voltage interface (2); and the explosion-proof valve (10) is located in the explosion-proof valve interface (5).

10. The integrated connector panel according to claim 9, characterized in that: The fuse (7) is connected to a safety copper busbar (8).

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