Middle motor switching module

Abstract

The utility model belongs to the technical field of centrally-mounted motors, and discloses a centrally-mounted motor switching module, a centrally-mounted motor is mounted in a shell, the centrally-mounted motor switching module comprises a male head and a female head, the male head is mounted on the shell, a pin is inserted into the male head, one end of the pin extends out of the male head and is electrically connected with the centrally-mounted motor, the female head is provided with a first slot, and the first slot is inserted into the first slot. A core pin is inserted into the first slot, one end of the core pin extends out of the female head and is electrically connected with the controller, the female head can be jointed with the male head, and when the female head is jointed with the male head, the other end of the pin can be inserted into the first slot and is electrically connected with the core pin. According to the utility model, the electrical connection between the centrally-mounted motor and the controller is realized through the male head and the female head, so that wiring is not needed, the problems of wire harness disorder and fly wire winding are avoided, and the installation and normal maintenance of the centrally-mounted motor are further facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of mid-mounted motors, and in particular to a mid-mounted motor switching module. Background Art

[0002] The mid-mounted motor is an important component of an electric bicycle. In the prior art, the mid-mounted motor and the controller are generally electrically connected through a wiring harness, which is prone to problems such as cluttered wiring harnesses and tangled wires, making it difficult to install and maintain the mid-mounted motor.

[0003] Therefore, the above problems need to be solved urgently. Utility Model Content

[0004] The utility model aims to provide a mid-mounted motor adapter module to solve the problem that the way of using a wiring harness to achieve electrical connection is prone to the problem of messy wiring harnesses and entangled flying wires, which is not conducive to the installation and normal maintenance of the mid-mounted motor.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] A mid-mounted motor adapter module, wherein the mid-mounted motor is installed in a housing, and the mid-mounted motor adapter module comprises:

[0007] A male connector is mounted on the housing, a pin is inserted into the male connector, one end of the pin extends out of the male connector and is electrically connected to the central motor; and

[0008] The female connector is provided with a first slot, in which a core pin is inserted, one end of the core pin extends out of the female connector and is electrically connected to the controller, the female connector can be engaged with the male connector, and the other end of the pin can be inserted into the first slot and electrically connected to the core pin.

[0009] Preferably, the mid-mounted motor adapter module further includes a first positioning structure, and the first positioning structure is configured to position the male head.

[0010] Preferably, a mounting hole is provided on the shell, the mounting hole is connected to the inner cavity of the shell, the male head is installed in the mounting hole, the mounting hole is formed as an opening along the side of the mounting hole away from the inner cavity along its axial direction, the male head is exposed to the shell through the opening, the first positioning structure includes a first positioning groove, the first positioning groove is opened on the hole wall of the mounting hole, and the male head is provided with a first boss, and the first boss extends into the first positioning groove.

[0011] Preferably, the first positioning structure also includes a second positioning groove and a first positioning plate, the second positioning groove is opened on the bottom wall of the first positioning groove, one end of the first positioning plate is connected to the first boss, the other end of the first positioning plate is inclined toward the side away from the first boss and extends into the second positioning groove, and the other end of the first positioning plate abuts against the side wall of the second positioning groove away from the opening along the axial direction of the mounting hole.

[0012] Preferably, a second slot is provided on one side of the male connector exposed from the shell, the female connector can be inserted into the second slot along the axial direction of the mounting hole, and the pin can be inserted into the first slot along the axial direction of the mounting hole.

[0013] Preferably, the central motor adapter module further includes a second positioning structure, and the second positioning structure is configured to position the female head.

[0014] Preferably, the second positioning structure includes a second positioning plate and a second boss, the second boss is arranged on the outer wall of the shell, the second positioning plate is connected to the female head along the extension direction of the first slot on the side away from the engaging end of the female head, and the second positioning plate is provided with a receiving groove, and the second boss can be accommodated in the receiving groove when the female head is engaged with the male head.

[0015] Preferably, a first sealing ring is sleeved on the outer periphery of the female head, and the first sealing ring can be pressed and confined between the groove wall of the second slot and the female head when the female head is engaged with the male head.

[0016] Preferably, a third boss is arranged on the female head, and a second sealing ring is sleeved on the outer periphery of the female head, and the second sealing ring can be pressed and confined between the side of the male head exposed from the shell and the third boss when the female head is engaged with the male head.

[0017] Preferably, a third sealing ring is sleeved on the outer periphery of the male head, and the third sealing ring is pressed and confined between the hole wall of the mounting hole and the male head.

[0018] Beneficial effects of the utility model:

[0019] The utility model realizes the electrical connection between the center motor and the controller through the male connector and the female connector, thereby eliminating the need for wiring, thereby avoiding the problems of cluttered wiring harnesses and entangled flying wires, and further facilitating the installation and normal maintenance of the center motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a cross-sectional view of the housing and the central motor adapter module along the longitudinal section of the mounting hole in the embodiment of the utility model;

[0021] Figure 2 It is a schematic diagram of the structure of the male plug in the embodiment of the utility model;

[0022] Figure 3 It is a schematic diagram of the structure of the female connector in the embodiment of the utility model.

[0023] In the figure:

[0024] 100, shell; 110, mounting hole; 120, inner cavity; 130, opening; 210, male connector; 211, plug pin; 212, first boss; 213, second slot; 214, third sealing ring; 220, female connector; 221, first slot; 222, core pin; 223, first sealing ring; 224, third boss; 225, second sealing ring; 230, first positioning structure; 231, first positioning groove; 232, second positioning groove; 233, first positioning plate; 240, second positioning structure; 241, second positioning plate; 2411, accommodating groove; 2412, second inclined surface; 242, second boss; 2421, first inclined surface. DETAILED DESCRIPTION

[0025] The present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are only used to explain the present invention, rather than to limit the present invention. It should also be noted that, for ease of description, only the parts related to the present invention, rather than all structures, are shown in the accompanying drawings.

[0026] In the description of the present invention, unless otherwise clearly specified and limited, the terms "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0028] In the description of this embodiment, the terms "upper", "lower", "right", "left" and other directions or positional relationships are based on the directions or positional relationships shown in the drawings, and are only for the convenience of description and simplified operation, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation of the present invention. In addition, the terms "first" and "second" are only used to distinguish in the description and have no special meaning.

[0029] See also Figures 1 to 3 The present embodiment provides a center motor adapter module. It is worth noting that the center motor is installed in the housing 100. In the present embodiment, the center motor adapter module includes a male head 210 and a female head 220, wherein the male head 210 is installed on the housing 100, and the male head 210 is inserted with a pin 211, one end of the pin 211 extends out of the male head 210 and is electrically connected to the center motor, and the female head 220 is provided with a first slot 221, and a core pin 222 is inserted in the first slot 221, one end of the core pin 222 extends out of the female head 220 and is electrically connected to the controller, and the female head 220 can be engaged with the male head 210. When the female head 220 is engaged with the male head 210, the other end of the pin 211 can be inserted into the first slot 221 and electrically connected to the core pin 222.

[0030] Based on the above, this embodiment realizes the electrical connection between the mid-mounted motor and the controller through the male connector 210 and the female connector 220, thereby eliminating the need for wiring to avoid problems such as cluttered wiring harnesses and tangled flying wires, thereby facilitating the installation and normal maintenance of the mid-mounted motor.

[0031] It can be understood that in this embodiment, the male connector 210 is inserted with a plurality of pins 211, and correspondingly, the female connector 220 is provided with a plurality of first slots 221, and core pins 222 are inserted in all the first slots 221. When the female connector 220 is engaged with the male connector 210, the plurality of pins 211 are inserted into the plurality of first slots 221 one by one, and are electrically connected to the plurality of core pins 222 one by one.

[0032] In addition, in this embodiment, the central motor adapter module also includes a first positioning structure 230, which is configured to position the male head 210, thereby ensuring that the male head 210 is accurately installed on the shell 100, thereby ensuring that the female head 220 can be accurately engaged with the male head 210.

[0033] Specifically, in this embodiment, a mounting hole 110 is provided on the shell 100, and the mounting hole 110 is connected to the inner cavity 120 of the shell 100. The male connector 210 is installed in the mounting hole 110. The mounting hole 110 is formed as an opening 130 along the side of the axial direction away from the inner cavity 120. The male connector 210 is exposed to the shell 100 through the opening 130, and the female connector 220 can be connected to the side of the male connector 210 exposed to the shell 100.

[0034] The first positioning structure 230 includes a first positioning groove 231, which is opened on the hole wall of the mounting hole 110. A first boss 212 is provided on the male head 210, and the first boss 212 extends into the first positioning groove 231. The groove wall of the first positioning groove 231 can limit the first boss 212, thereby limiting the male head 210, thereby preventing the male head 210 from sliding out of the shell 100 from the opening 130.

[0035] Furthermore, the first positioning structure 230 also includes a second positioning groove 232 and a first positioning plate 233. The second positioning groove 232 is opened on the bottom wall of the first positioning groove 231. One end of the first positioning plate 233 is connected to the first boss 212. The other end of the first positioning plate 233 is inclined toward the side away from the first boss 212 and extends into the second positioning groove 232. The other end of the first positioning plate 233 abuts against the side wall of the second positioning groove 232 away from the opening 130 along the axial direction of the mounting hole 110. The male head 210 can be limited between the groove wall of the first positioning groove 231 and the groove wall of the second positioning groove 232, that is, the first positioning groove 231 and the second positioning groove 232 can cooperate with each other, so as to fully limit the male head 210 in the axial direction of the mounting hole 110.

[0036] In addition, in this embodiment, a second slot 213 is provided on one side of the male connector 210 exposed from the shell 100, and the female connector 220 can be inserted into the second slot 213 along the axial direction of the mounting hole 110, and the pin 211 can be inserted into the first slot 221 along the axial direction of the mounting hole 110, so that the female connector 220 is engaged with the male connector 210.

[0037] Based on the above, in this embodiment, the central motor adapter module further includes a second positioning structure 240 , and the second positioning structure 240 is configured to position the female connector 220 , thereby ensuring that the female connector 220 and the male connector 210 are firmly coupled together.

[0038] Among them, the second positioning structure 240 includes a second positioning plate 241 and a second boss 242. The second boss 242 is arranged on the outer wall of the shell 100. The second positioning plate 241 is connected to the female head 220 along the extension direction of the first slot 221, and the side of the engaging end of the female head 220 is away from the female head 220. The engaging end is an end of the female head 220 inserted into the second slot 213 and engaged with the male head 210. The second positioning plate 241 is provided with a receiving groove 2411. The second boss 242 can be accommodated in the receiving groove 2411 when the female head 220 is engaged with the male head 210. Specifically, the second positioning plate 241 is made of flexible material. When the female head 220 is inserted into the second slot 213, the second positioning plate 241 and the second boss 242 are arranged in a straight line direction in the axial direction of the mounting hole 110. Under the action of the second boss 242, the second positioning plate The free end of 241 (i.e., the end of the second positioning plate 241 away from the part where it is connected to the female head 220) can be deflected around the part where the second positioning plate 241 is connected to the female head 220 toward the side away from the female head 220, so that the female head 220 can be smoothly inserted into the second slot 213. As the female head 220 is gradually inserted into the second slot 213, the second positioning plate 241 can move along the axial direction of the mounting hole 110 until the second boss 242 is opposite to the accommodating groove 2411. At this time, the free end of the second positioning plate 241 is reset, so that the second boss 242 is accommodated in the accommodating groove 2411, and the groove wall of the accommodating groove 2411 abuts against the side of the second boss 242 away from the opening 130 along the axial direction of the mounting hole 110, thereby ensuring that the female head 220 and the male head 210 are firmly engaged together without being separated from the male head 210.

[0039] It can be understood that a first bevel 2421 is provided on the axial side of the second boss 242 close to the opening 130 of the mounting hole 110, and a second bevel 2412 is provided on the free end of the second positioning plate 241. The first bevel 2421 is adapted to the second bevel 2412, thereby ensuring that the second boss 242 will not hinder the female head 220 from being inserted into the second slot 213.

[0040] Furthermore, a first sealing ring 223 is provided on the outer periphery of the female head 220. The first sealing ring 223 can be pressed between the groove wall of the second slot 213 and the female head 220 when the female head 220 is engaged with the male head 210. The first sealing ring 223 can seal the gap between the female head 220 and the male head 210, thereby preventing foreign dust and other impurities from entering the first slot 221, thereby ensuring that the central motor and the controller can be stably electrically connected.

[0041] Furthermore, a third boss 224 is provided on the female head 220, and a second sealing ring 225 is provided on the outer periphery of the female head 220. The second sealing ring 225 can be pressed and limited between the side of the male head 210 exposed from the shell 100 and the third boss 224 when the female head 220 and the male head 210 are engaged. The second sealing ring 225 can further seal the gap between the female head 220 and the male head 210, thereby further preventing foreign matter such as dust from entering the first slot 221, thereby further ensuring that the central motor and the controller can be stably electrically connected.

[0042] In addition, a third sealing ring 214 is provided on the outer periphery of the male head 210, and the third sealing ring 214 is pressed between the hole wall of the mounting hole 110 and the male head 210, thereby sealing the inner cavity 120 of the shell 100 to prevent external dust and other impurities from entering the inner cavity 120 of the shell 100, thereby avoiding affecting the normal operation of the central motor.

[0043] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. For those skilled in the art, various obvious changes, readjustments and substitutions can be made without departing from the scope of protection of the present invention. It is not necessary and impossible to list all implementation methods here. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention shall be included in the scope of protection of the claims of the present invention.

Claims

1. A mid-mounted motor adapter module, wherein the mid-mounted motor is installed in a housing (100), characterized in that: The mid-mounted motor adapter module includes: A male connector (210) is mounted on the housing (100), a plug pin (211) is inserted into the male connector (210), one end of the plug pin (211) extends out of the male connector (210) and is electrically connected to the central motor; and The female connector (220) is provided with a first slot (221), a core pin (222) is inserted into the first slot (221), one end of the core pin (222) extends out of the female connector (220) and is electrically connected to the controller, the female connector (220) can be engaged with the male connector (210), and the other end of the pin (211) can be inserted into the first slot (221) and is electrically connected to the core pin (222).

2. The mid-mounted motor adapter module according to claim 1, characterized in that: The central motor adapter module further comprises a first positioning structure (230), wherein the first positioning structure (230) is configured to position the male head (210).

3. The mid-mounted motor adapter module according to claim 2, characterized in that: The shell (100) is provided with a mounting hole (110), the mounting hole (110) is communicated with the inner cavity (120) of the shell (100), the male head (210) is installed in the mounting hole (110), the mounting hole (110) is formed with an opening (130) along the axial direction of the side away from the inner cavity (120), the male head (210) is exposed from the shell (100) through the opening (130), the first positioning structure (230) comprises a first positioning groove (231), the first positioning groove (231) is opened on the hole wall of the mounting hole (110), the male head (210) is provided with a first boss (212), the first boss (212) extends into the first positioning groove (231).

4. The mid-mounted motor adapter module according to claim 3, characterized in that: The first positioning structure (230) also includes a second positioning groove (232) and a first positioning plate (233), wherein the second positioning groove (232) is formed on the bottom wall of the first positioning groove (231), one end of the first positioning plate (233) is connected to the first boss (212), the other end of the first positioning plate (233) is inclined toward a side away from the first boss (212) and extends into the second positioning groove (232), and the other end of the first positioning plate (233) abuts against a side wall of the second positioning groove (232) away from the opening (130) along the axial direction of the mounting hole (110).

5. The mid-mounted motor adapter module according to claim 3, characterized in that: A second slot (213) is provided on one side of the male connector (210) exposed from the housing (100), and the female connector (220) can be inserted into the second slot (213) along the axial direction of the mounting hole (110), and the plug pin (211) can be inserted into the first slot (221) along the axial direction of the mounting hole (110).

6. The mid-mounted motor adapter module according to claim 5, characterized in that: The central motor adapter module further comprises a second positioning structure (240), wherein the second positioning structure (240) is configured to position the female head (220).

7. The mid-mounted motor adapter module according to claim 6, characterized in that: The second positioning structure (240) includes a second positioning plate (241) and a second boss (242), wherein the second boss (242) is arranged on the outer wall of the shell (100), and the second positioning plate (241) is connected to the female head (220) along the extension direction of the first slot (221) at a side away from the engaging end of the female head (220), and a receiving groove (2411) is arranged on the second positioning plate (241), and the second boss (242) can be accommodated in the receiving groove (2411) when the female head (220) is engaged with the male head (210).

8. The mid-mounted motor adapter module according to claim 5, characterized in that: The outer periphery of the female head (220) is sleeved with a first sealing ring (223), and the first sealing ring (223) can be pressed and confined between the groove wall of the second slot (213) and the female head (220) when the female head (220) is engaged with the male head (210).

9. The mid-mounted motor adapter module according to claim 5, characterized in that: A third boss (224) is provided on the female head (220), and a second sealing ring (225) is sleeved on the outer periphery of the female head (220). When the female head (220) is engaged with the male head (210), the second sealing ring (225) can be pressed and restricted between a side of the male head (210) exposed from the shell (100) and the third boss (224).

10. The mid-mounted motor switching module according to claim 3, characterized in that: A third sealing ring (214) is sleeved on the outer periphery of the male head (210), and the third sealing ring (214) is pressed and confined between the hole wall of the mounting hole (110) and the male head (210).

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