Floating plug-in type power output device

Abstract

The utility model discloses a floating plug-in type power output device, relates to the technical field of aviation lithium batteries, and aims to solve the problems of poor contact and influence on over-current capability caused by the damage of a plug and a socket due to eccentricity during the butt joint of the traditional plug and the socket, reduce the risk of damage, prolong the plugging service life of a connector and improve the reliability of the connector. The device is more suitable for long-time and high-frequency use; comprising a plug and a socket, and the plug comprises contact pins and a contact pin fixing shell; the socket comprises a first socket shell, a second socket shell, a socket copper core and a pan head screw, the plug and the socket are installed on different devices in use, and floating connection can be achieved. The floating of the copper core of the socket can absorb the eccentric load and stress generated on the socket when the pins are eccentric or are not installed in parallel, thereby improving the performance of the plug and the socket and prolonging the service life of the plug and the socket. The problems that the plug and the socket are damaged due to eccentricity when the traditional plug and the socket are in butt joint, so that poor contact is caused, and the over-current capability is influenced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of aviation lithium batteries, in particular to a floating plug-in type power output device. Background Art

[0002] With the continuous development of aviation industry technology and in order to reduce wiring harness connections, the demand for stability and reliability of battery subsystem plugs and sockets continues to increase.

[0003] Therefore, the utility model starts from the connector and designs a floating plug-in power output device. The floating structure effectively solves the pressure on the connector connection point, reduces the risk of damage, and increases the plug-in life of the connector, making it more suitable for long-term and high-frequency use. Utility Model Content

[0004] The purpose of the present application is to provide a floating plug-in power output device, which aims to solve the problem of damage to the plug and socket caused by eccentricity when the traditional plug and socket are connected, thereby causing poor contact and affecting the current carrying capacity, reducing the risk of damage, and increasing the plug-in and unplugging life of the connector, making it more suitable for long-term and high-frequency use.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solutions: a floating plug-in type power output device, comprising a plug and a socket, wherein the plug comprises a pin and a pin fixing housing, and the pin is mounted on the pin fixing housing;

[0006] The socket includes a first socket shell, a second socket shell, a socket copper core and a pan head screw. The first socket shell and the second socket shell are respectively provided with a first cavity and a second cavity. The first cavity and the second cavity are located correspondingly. The socket copper core is arranged in the first cavity and the second cavity. The socket copper core can float in the first cavity and the second cavity. The first socket shell and the second socket shell are connected by the pan head screw. When in use, the plug and the socket are installed on different devices to achieve a floating connection.

[0007] Preferably, the pin includes a first cylinder, a first current-carrying contact surface and a first terminal, the first cylinder and the first terminal are respectively provided on both sides of the first current-carrying contact surface, the first terminal is located on the outside of the pin fixing shell for external connection, the first cylinder is used for connection with the copper core of the socket, and the first current-carrying contact surface is also provided with a first fixing hole for connecting with the pin fixing shell.

[0008] Preferably, the pin fixing housing is provided with a countersunk hole corresponding to the position of the first fixing hole.

[0009] Preferably, it includes the first socket shell, the first socket shell is also provided with a circular hole connected with the first cavity, the circular hole is used for guiding the pin, and the circular hole of the first socket shell is provided with a first chamfer; the first socket shell and the second socket shell are provided with a positioning hole and a fourth fixing hole for connection on the facing surfaces; the first socket shell is also provided with a first fixing boss at the bottom, the first fixing boss is provided with a third fixing hole, the third fixing hole corresponds to the position of the second fixing hole, the floating of the socket copper core can absorb the eccentricity of the pin or the eccentric load and stress generated on the socket when the installation is not parallel, thereby improving the performance and service life of the plug and socket.

[0010] Preferably, a first positioning groove cooperating with the socket copper core is further provided in the second cavity of the second socket shell, and a sixth fixing hole corresponding to the position of the fourth fixing hole is provided on the second socket shell; a positioning boss adapted to the first positioning hole is provided on the second socket shell; a second fixing boss corresponding to the position of the first fixing boss is further provided at the bottom of the second socket shell, and a fifth fixing hole is provided on the second fixing boss.

[0011] Preferably, the socket copper core includes a second terminal, a second current-carrying contact surface and a second cylinder, the second terminal and the second cylinder are respectively provided on both sides of the second current-carrying contact surface, the second terminal is located on the outside of the second socket shell for external connection, the second cylinder is provided with a second positioning groove for positioning, the second cylinder is provided with an annular hole adapted to the pin, the second cylinder is also provided with a stress release groove, and the socket copper core is also provided with a second chamfer at the stress release groove.

[0012] In summary, the technical effects and advantages of the utility model are:

[0013] In the utility model, a floating plug-in power output device is designed. When in use, the plug and the socket are installed on different devices to achieve floating connection. The floating of the socket copper core can absorb the eccentric load and stress on the socket caused by the eccentricity of the pin or the non-parallel installation, thereby improving the performance and service life of the plug and socket. The problem of damage to the plug and socket caused by eccentricity when the traditional plug and socket are connected, which in turn causes poor contact and affects the current carrying capacity, is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0015] Figure 1 It is an exploded view of the utility model;

[0016] Figure 2 This is a schematic diagram of the plug structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the first socket housing of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the second socket housing of the utility model;

[0019] Figure 5 This is a schematic diagram of the socket copper core structure of the utility model.

[0020] In the figure: 1, pin; 1-1, first cylinder; 1-2, first fixing hole; 1-3, first current-carrying contact surface; 1-4, first terminal;

[0021] 2. Pin fixing housing; 2-1. Second fixing hole; 2-2. Countersunk hole;

[0022] 3. First socket housing; 3-1. First fixing boss; 3-2. Third fixing hole; 3-3. First cavity; 3-4. Positioning hole; 3-5. Round hole; 3-6. First chamfer; 3-7. Fourth fixing hole;

[0023] 4. Second socket housing; 4-1. Second fixing boss; 4-2. Fifth fixing hole; 4-3. Second cavity; 4-4. First positioning groove; 4-5. Positioning boss; 4-6. Sixth fixing hole;

[0024] 5. socket copper core; 5-1. second terminal; 5-2. second current-carrying contact surface; 5-3. second positioning groove; 5-4. second cylinder; 5-5. annular hole; 5-6. stress release groove; 5-7. second chamfer;

[0025] 6. Pan head screws. DETAILED DESCRIPTION

[0026] 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.

[0027] Example 1: Reference Figure 1-5A floating plug-in power output device is shown, a plug and a socket. The plug includes a pin 1 and a pin fixing housing 2; the socket includes a first socket housing 3, a second socket housing 4, a socket copper core 5 and a pan head screw 6; wherein the pin 1 is made of a beryllium bronze alloy, manufactured by machining, and cooperates with the socket copper core 5 to achieve physical plug-in and power output. The pin fixing housing 2 is machined from a flame-retardant PPS material, used to fix the pin 1 and play an insulating and isolating role; the first socket housing 3 and the second socket housing 4 are machined from a flame-retardant PPS material, used to clamp the socket copper core 5, so that it is in a floating state and plays an insulating and isolating role; the socket copper core 5 is made of a beryllium bronze alloy, manufactured by machining and cooperates with the pin 1.

[0028] The plug pin 1 is made of beryllium bronze alloy and is manufactured by machining. The diameter of the first cylinder 1-1 is 9.4 mm, which cooperates with the socket copper core 5 to achieve physical plug-in and power output; the first fixing hole 1-2 is fixed on the plug pin fixing shell 2; the first current-carrying contact surface 1-3 is set to ensure the overcurrent capacity; the first terminal 1-4 is set to achieve external connection.

[0029] The pin fixing housing 2 is made of flame retardant PPS material by machining. The second fixing hole 2-1 is used for fixing the plug; the countersunk hole 2-2 is used for fixing the pin 1 and plays an insulating role.

[0030] The first socket housing 3 is machined and manufactured with flame-retardant PPS material. The first fixing boss 3-1 and the third fixing hole 3-2 are used to fix the first socket housing 3; the first cavity 3-3 has a diameter of 19 mm, which cooperates with the second cylinder 5-4 in the socket copper core 5 to achieve floating; the positioning hole 3-4 is used for positioning; the diameter of the circular hole 3-5 is 11 mm; the first chamfer 3-6 is used to guide the first cylinder 1-1 in the plug; the fourth fixing hole 3-7 is used to fix the first socket housing 3 and the second socket housing 4 together.

[0031] The second socket housing 4 is machined and manufactured using flame-retardant PPS material; the fifth fixing hole 4-2 in the second fixing boss 4-1 is inlaid with a stainless steel screw sleeve for fixing the second socket housing 4; the second cavity 4-3 has a diameter of 11.5 mm and cooperates with the second cylinder 5-4 in the socket copper core 5 to achieve floating; the first positioning groove 4-4 cooperates with the second positioning groove 5-3 in the socket copper core 5 to position the socket copper core 5; the positioning boss 4-5 is used for positioning guidance; the sixth fixing hole 4-6 is used to fix the first socket housing 3 and the second socket housing 4 together.

[0032] The socket copper core 5 is made of beryllium bronze alloy and is manufactured through machining. The second terminal 5-1 realizes external connection; the second current-carrying contact surface 5-2 ensures the overcurrent capacity; the second positioning groove 5-3 is used to position the socket copper core 5; the second cylinder 5-4 has a diameter of 15mm, which cooperates with the 19mm first cavity 3-3 in the first socket shell 3 to achieve floating; the annular hole 5-5 has a diameter of 9.4mm, which cooperates with the pin 1 to achieve physical plug-in and power output; the stress release groove 5-6 further ensures the cooperation between the pin 1 and the socket copper core 5.

[0033] Working principle of the utility model: firstly, fix the pin 1 to the pin fixing housing 2 by countersunk screws to complete the assembly of the plug. Fix the socket copper core 5 to the first socket housing 3 and the second socket housing 4 by pan head screws 6. Finally, fix the plug and the socket to different devices respectively to complete the assembly.

[0034] The electromechanical connection involved in the present utility model is a common means used by those skilled in the art, and technical inspiration can be obtained through a limited number of tests, which belongs to common knowledge.

[0035] Components not described in detail herein are prior art.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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. A floating plug-in power output device, characterized in that: Comprising a plug and a socket, the plug comprising a plug pin (1) and a plug pin fixing housing (2), the plug pin (1) being mounted on the plug pin fixing housing (2); The socket comprises a first socket housing (3), a second socket housing (4), a socket copper core (5) and a pan head screw (6); a first cavity (3-3) and a second cavity (4-3) are respectively provided on the first socket housing (3) and the second socket housing (4); the first cavity (3-3) and the second cavity (4-3) are located correspondingly; the socket copper core (5) is provided in the first cavity (3-3) and the second cavity (4-3); the socket copper core (5) can float in the first cavity (3-3) and the second cavity (4-3); the first socket housing (3) and the second socket housing (4) are connected via the pan head screw (6).

2. A floating plug-in power output device according to claim 1, characterized in that: The plug pin (1) comprises a first cylinder (1-1), a first current-carrying contact surface (1-3) and a first terminal (1-4); the first cylinder (1-1) and the first terminal (1-4) are respectively arranged on both sides of the first current-carrying contact surface (1-3); the first terminal (1-4) is located outside the plug pin fixing housing (2) and is used for external connection; the first cylinder (1-1) is used for connection with the socket copper core (5); and the first current-carrying contact surface (1-3) is also provided with a first fixing hole (1-2) for connection with the plug pin fixing housing (2).

3. A floating plug-in power output device according to claim 2, characterized in that: The pin fixing housing (2) is provided with a countersunk hole (2-2) corresponding to the position of the first fixing hole (1-2).

4. The floating plug-in power output device according to claim 1, characterized in that: The invention comprises the first socket housing (3), the first socket housing (3) further comprising a circular hole (3-5) communicating with the first cavity (3-3), the circular hole (3-5) being used for guiding the plug pin (1), and the circular hole (3-5) of the first socket housing (3) being provided with a first chamfer (3-6); the first socket housing (3) and the second socket housing (4) having facing surfaces provided with a positioning hole (3-4) and a fourth fixing hole (3-7) for connection; the first socket housing (3) further comprising a first fixing boss (3-1) at the bottom, the first fixing boss (3-1) comprising a third fixing hole (3-2), the third fixing hole (3-2) corresponding in position to the second fixing hole (2-1).

5. The floating plug-in power output device according to claim 4, characterized in that: The second cavity (4-3) of the second socket housing (4) is further provided with a first positioning groove (4-4) matching with the socket copper core (5); the second socket housing (4) is provided with a sixth fixing hole (4-6) corresponding to the position of the fourth fixing hole (3-7); the second socket housing (4) is provided with a positioning boss (4-5) matching with the first positioning hole (3-4); the bottom of the second socket housing (4) is further provided with a second fixing boss (4-1) corresponding to the position of the first fixing boss (3-1); the second fixing boss (4-1) is provided with a fifth fixing hole (4-2).

6. The floating plug-in power output device according to claim 1, characterized in that: The socket copper core (5) comprises a second terminal (5-1), a second current-carrying contact surface (5-2) and a second cylinder (5-4); the second terminal (5-1) and the second cylinder (5-4) are respectively provided on both sides of the second current-carrying contact surface (5-2); the second terminal (5-1) is located outside the second socket housing (4) for external connection; the second cylinder (5-4) is provided with a second positioning groove (5-3) for positioning; the second cylinder (5-4) is provided with an annular hole (5-5) adapted to the plug pin (1); the second cylinder (5-4) is also provided with a stress release groove (5-6); and the socket copper core (5) is also provided with a second chamfer (5-7) at the stress release groove (5-6).

Images