Plug connector mounting structure and vehicle-mounted charger

Abstract

The utility model discloses a plug connector mounting structure and a vehicle-mounted charger, and relates to the technical field of vehicle-mounted chargers. The plug connector mounting structure comprises a shell, a plug connector and a circuit board arranged in the shell, a plug board is arranged on the circuit board, an open hole is formed in one side wall of the shell, and the plug connector is clamped in the shell, penetrates through the open hole and then is in plug-in fit with the plug board. The assembling efficiency of the vehicle-mounted charger can be improved.

Description

Technical Field

[0001] The present application relates to the technical field of vehicle-mounted chargers, and in particular to a connector installation structure and a vehicle-mounted charger. Background Art

[0002] With the demand for energy conservation, emission reduction and air pollution control, new energy vehicles are gradually being commercialized in the market, and electric vehicles are the main force of new energy vehicles. Electric vehicles are divided into pure electric vehicles and hybrid vehicles, among which on-board chargers and voltage converters are important components of electric vehicles.

[0003] In the prior art, the connectors on the on-board charger are all connected to the housing through threaded holes formed on the housing. This installation method is relatively complicated and affects the assembly efficiency of the on-board charger. Utility Model Content

[0004] The purpose of the present application is to provide a connector installation structure and an on-board charger, which can improve the assembly efficiency of the on-board charger.

[0005] The embodiment of the present application is implemented as follows:

[0006] According to one aspect of an embodiment of the present application, a connector installation structure is provided, comprising a housing, a connector, and a circuit board arranged in the housing, wherein a plug board is arranged on the circuit board, and an opening is arranged on a side wall of the housing, wherein the connector is clamped in the housing and passes through the opening to be plugged into and matched with the plug board.

[0007] Optionally, as an implementable manner, a card slot is provided on the inner wall of the opening, and a card protrusion corresponding to the card slot is provided on the connector, and the card protrusion is locked with the card slot when the connector is plugged into the connector board.

[0008] Optionally, as an implementable manner, a spring sheet is further provided on the connector, and a spring sheet groove corresponding to the spring sheet is provided on the inner wall of the opening, and the spring sheet is inserted into the spring sheet groove when the connector is plugged into the plug board.

[0009] Optionally, as an implementable manner, the spring sheets include a plurality of spring sheets, and a plurality of spring sheet grooves corresponding to the spring sheets are arranged on the inner wall of the opening.

[0010] Optionally, as an implementable manner, a socket is provided on the plug board, the extension direction of the socket is parallel to the plug-in direction of the connector, and a pin is provided at one end of the connector extending into the opening, and the connector is inserted into the socket on the plug board through the pin.

[0011] Optionally, as an implementable manner, a positioning hole is provided on the circuit board, and a positioning column corresponding to the positioning hole is provided on the plug-in board, and the positioning column is inserted into the positioning hole.

[0012] Optionally, as an implementable manner, a limiting portion is provided on the connector, and when the connector is plugged into and mated with the plug board, the limiting portion abuts against an outer wall of the shell.

[0013] Optionally, as an implementable manner, the shell has a protective tube extending outward, the protective tube is arranged around the periphery of the opening, and the extending direction of the protective tube is parallel to the plug-in direction of the connector.

[0014] Optionally, as an implementable manner, a connection terminal is provided at one end of the connector away from the plug pin, and the connection terminal is exposed outside the housing for electrical connection with an external plug.

[0015] Another aspect of an embodiment of the present application provides a vehicle-mounted charger, comprising a charging module and a connector mounting structure as described above, wherein the charging module is disposed in a housing of the connector mounting structure and is electrically connected to a circuit board of the connector mounting structure.

[0016] The beneficial effects of the embodiments of the present application include:

[0017] The plug-in installation structure and the on-board charger provided by the present application include a housing, a plug-in, and a circuit board arranged in the housing. The circuit board is arranged with a plug-in board, and an opening is arranged on one side wall of the housing. The plug-in is clamped in the housing and inserted into and matched with the plug-in board after passing through the opening. The plug-in is plugged into and matched with the plug-in board in the housing to ensure a stable electrical connection between the plug-in and the circuit board, and the plug-in is clamped with the housing to ensure a stable connection between the plug-in and the housing. At the same time, the fixed plug-in is omitted, which improves the convenience of assembling the plug-in installation structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A schematic diagram of the structure of the connector installation structure provided in an embodiment of the present application;

[0020] Figure 2 A schematic diagram of the structure of a housing in a connector installation structure provided in an embodiment of the present application;

[0021] Figure 3 A schematic diagram of the structure of a connector in a connector installation structure provided in an embodiment of the present application;

[0022] Figure 4 A schematic diagram of the structure of a plug-in board in a plug-in installation structure provided in an embodiment of the present application.

[0023] Icons: 100-connector installation structure; 110-housing; 111-opening; 112-slot; 113-spring slot; 114-protective tube; 120-circuit board; 121-positioning hole; 130-plug board; 131-jack; 132-positioning column; 133-connector; 140-connector; 141-boss; 142-spring; 143-pin; 144-limiting part; 145-connecting terminal. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0025] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0026] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", "third", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0027] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0028] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 The present embodiment provides a connector installation structure 100, including a housing 110, a connector 140 and a circuit board 120 disposed in the housing 110, a plug board 130 is disposed on the circuit board 120, an opening 111 is disposed on a side wall of the housing 110, and the connector 140 is clamped in the housing 110 and passes through the opening 111 to be plugged into and matched with the plug board 130.

[0029] Specifically, when assembling the plug-in installation structure 100 of the present application, the circuit board 120 is first installed in the housing 110, and then the plug board 130 is electrically connected to the circuit board 120, and then the plug-in connector 140 is clamped in the housing 110 and inserted into the plug board 130 after passing through the opening 111. When the plug-in connector 140 and the plug board 130 are plugged into and matched, the plug-in connector 140 and the housing 110 are clamped, eliminating the need to fix the plug-in connector 140 and the housing 110 with fasteners to ensure the stable connection between the plug-in connector 140 and the housing 110, and the plug-in connector 140 and the plug board 130 in the housing 110 are plugged into and matched to ensure the stable electrical connection between the plug-in connector 140 and the circuit board 120. The housing 110 protects the electrical connection stability between the circuit board 120, the plug board 130, and the plug-in connector 140.

[0030] The plug-in component installation structure 100 provided in the present application comprises a housing 110, a plug-in component 140 and a circuit board 120 disposed in the housing 110, a plug-in board 130 is disposed on the circuit board 120, an opening 111 is disposed on a side wall of the housing 110, and the plug-in component 140 is clamped in the housing 110 and plugged with the plug-in board 130 after passing through the opening 111. The plug-in component 140 is plugged with the plug-in board 130 in the housing 110 to ensure a stable electrical connection between the plug-in component 140 and the circuit board 120, and the plug-in component 140 is clamped with the housing 110 to ensure a stable connection between the plug-in component 140 and the housing 110, while the fixing of the plug-in component 140 is omitted, thereby improving the convenience of assembling the plug-in component installation structure 100.

[0031] In a feasible embodiment of the present application, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a slot 112 is provided on the inner wall of the opening 111 , and a protrusion 141 corresponding to the slot 112 is provided on the connector 140 . When the connector 140 is plugged into the plug board 130 , the protrusion 141 is locked with the slot 112 .

[0032] Specifically, when assembling the connector installation structure 100 of the present application, the circuit board 120 is first installed in the housing 110, and then the plug board 130 is electrically connected to the circuit board 120, and then the connector 140 is clamped in the housing 110 and passed through the opening 111 to be plugged and matched with the plug board 130. When the connector 140 is plugged and matched with the plug board 130, the protrusion 141 is clamped with the groove 112, eliminating the need to fix the connector 140 and the housing 110 by fasteners to ensure the stable connection between the connector 140 and the housing 110. The connector 140 is plugged and matched with the plug board 130 in the housing 110 to ensure the stable electrical connection between the connector 140 and the circuit board 120.

[0033] In a feasible embodiment of the present application, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the connector 140 is further provided with an elastic sheet 142 , and the inner wall of the opening 111 is provided with an elastic sheet groove 113 corresponding to the elastic sheet 142 . When the connector 140 is plugged into the plug board 130 , the elastic sheet 142 is inserted into the elastic sheet groove 113 .

[0034] Specifically, when assembling the connector installation structure 100 of the present application, the circuit board 120 is first installed in the shell 110, and then the plug board 130 is electrically connected to the circuit board 120, and then the connector 140 is clamped in the shell 110 and passed through the opening 111 to be plugged and matched with the plug board 130. When the connector 140 is plugged and matched with the plug board 130, the protrusion 141 is clamped with the slot 112, and the spring piece 142 is inserted into the spring piece slot 113, eliminating the need to fix the connector 140 and the shell 110 by fasteners to ensure the stable connection between the connector 140 and the shell 110, and the connector 140 is plugged and matched with the plug board 130 in the shell 110 to ensure the stable electrical connection between the connector 140 and the circuit board 120.

[0035] In a feasible embodiment of the present application, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the spring pieces 142 include a plurality of spring pieces, and the inner wall of the opening 111 is provided with a plurality of spring piece slots 113 corresponding to the spring pieces 142 one by one.

[0036] Specifically, a plurality of spring pieces 142 and spring piece slots 113 are provided accordingly, and a plurality of card protrusions 141 and card slots 112 are also provided accordingly. When assembling the plug-in installation structure 100 of the present application, the circuit board 120 is first installed in the housing 110, and then the plug board 130 is electrically connected to the circuit board 120. Then, the plug-in element 140 is clamped in the housing 110 and inserted into the plug board 130 after passing through the opening 111. When mated, the latching protrusion 141 is locked with the slot 112, and multiple latching protrusions 141 are inserted into the corresponding slots 112, and multiple spring sheets 142 are inserted into the corresponding spring sheet slots 113, eliminating the need to fix the connector 140 and the housing 110 by fasteners to ensure a stable connection between the connector 140 and the housing 110. The connector 140 is mated with the plug board 130 in the housing 110 to ensure a stable electrical connection between the connector 140 and the circuit board 120.

[0037] For example, the spring clip 142 includes a first spring clip and a second spring clip which are relatively arranged on both sides of the connector 140, the width of the first spring clip is greater than the width of the second spring clip, the inner wall of the opening 111 is provided with a first spring clip groove corresponding to the first spring clip and a second spring clip groove corresponding to the second spring clip, the width of the first spring clip groove is greater than the width of the second spring clip groove, so as to ensure the one-to-one corresponding plug-in fit between the spring clip and the spring clip groove, thereby realizing fool-proof plug-in of the connector.

[0038] In a feasible embodiment of the present application, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a socket 131 is provided on the plug board 130 , and the extension direction of the socket 131 is parallel to the plugging direction of the connector 140 . A pin 143 is provided at one end of the connector 140 extending into the opening 111 , and the connector 140 is inserted into the socket 131 on the plug board 130 through the pin 143 .

[0039] Specifically, a plurality of spring pieces 142 and spring piece slots 113 are provided accordingly, and a plurality of clamping protrusions 141 and clamping slots 112 are also provided accordingly. When assembling the plug-in installation structure 100 of the present application, the circuit board 120 is first installed in the housing 110, and then the plug-in board 130 is electrically connected to the circuit board 120. Then, the plug-in element 140 is clamped in the housing 110 and inserted into the plug-in board 130 after passing through the opening 111. When the plug-in element 140 and the plug-in board 130 are plugged into each other, the clamping protrusions 141 and the clamping slots 112 are connected. 2, a plurality of protrusions 141 are inserted into corresponding slots 112, a plurality of springs 142 are inserted into corresponding spring slots 113, and the plug-in component 140 is inserted into the plug-in hole 131 on the plug-in board 130 through the plug-in pin 143, eliminating the need to fix the plug-in component 140 and the housing 110 by fasteners to ensure a stable connection between the plug-in component 140 and the housing 110, and the plug-in component 140 is plugged and matched with the plug-in board 130 in the housing 110 to ensure a stable electrical connection between the plug-in component 140 and the circuit board 120.

[0040] Furthermore, a connector 133 is provided on the plug board 130 , and is electrically connected to the circuit board 120 via the connector 133 .

[0041] In a feasible embodiment of the present application, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a positioning hole 121 is provided on the circuit board 120 , and a positioning column 132 corresponding to the positioning hole 121 is provided on the plug-in board 130 , and the positioning column 132 is inserted into the positioning hole 121 .

[0042] Specifically, when assembling the plug-in installation structure 100 of the present application, the circuit board 120 is first installed in the housing 110, and then the plug-in board 130 is electrically connected to the circuit board 120, that is, the positioning column 132 on the plug-in board 130 is inserted into the positioning hole 121 on the circuit board 120, so as to facilitate the stable connection between the plug-in board 130 and the circuit board 120, and then the plug-in component 140 is clamped in the housing 110 and passed through the opening 111 to be plugged and matched with the plug-in board 130. When the plug-in component 140 and the plug-in board 130 are plugged and matched, the plug-in component 140 is clamped. The protrusion 141 is clamped with the slot 112, and multiple protrusions 141 are inserted into the corresponding slots 112. Multiple springs 142 are inserted into the corresponding spring slots 113. The connector 140 is inserted into the socket 131 on the plug board 130 through the pin 143, eliminating the need to fix the connector 140 and the housing 110 with fasteners to ensure a stable connection between the connector 140 and the housing 110. The connector 140 is plugged into and matched with the plug board 130 in the housing 110 to ensure a stable electrical connection between the connector 140 and the circuit board 120.

[0043] In a feasible embodiment of the present application, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a limiting portion 144 is provided on the plug connector 140 , and the limiting portion 144 abuts against the outer wall of the housing 110 when the plug connector 140 is plugged into and matched with the plug board 130 .

[0044] Specifically, when assembling the connector installation structure 100 of the present application, the circuit board 120 is first installed in the housing 110, and then the plug board 130 is electrically connected to the circuit board 120, that is, the positioning column 132 on the plug board 130 is inserted into the positioning hole 121 on the circuit board 120, so as to facilitate the stable connection between the plug board 130 and the circuit board 120, that is, the plug connector 140 is inserted along the extension direction of the plug hole 131, so that the plug connector 140 is clamped in the housing 110 and passes through the opening 111 to be plugged and matched with the plug board 130, and the plug connector 140 and the plug board 130 are plugged and matched. When the protrusion 141 is clamped with the slot 112, multiple protrusions 141 are inserted into the corresponding slots 112, multiple spring sheets 142 are inserted into the corresponding spring sheet slots 113, the connector 140 is inserted into the socket 131 on the plug board 130 through the pin 143, and the limit portion 144 is abutted against the outer wall of the shell 110, eliminating the need to fix the connector 140 and the shell 110 by fasteners to ensure the stable connection between the connector 140 and the shell 110. The connector 140 is plugged into and matched with the plug board 130 in the shell 110 to ensure the stable electrical connection between the connector 140 and the circuit board 120.

[0045] In a feasible embodiment of the present application, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the housing 110 has a protective tube 114 extending outwardly. The protective tube 114 is disposed around the outer periphery of the opening 111 , and the extending direction of the protective tube 114 is parallel to the plugging direction of the plug connector 140 .

[0046] Specifically, the shell 110 has a protective tube 114 extending outward, and the protective tube 114 is arranged around the outer periphery of the opening 111. The extension direction of the protective tube 114 is parallel to the plug-in direction of the connector 140 to protect the connector 140 that is mounted in the shell 110 and plugged into the plug board 130 after passing through the opening 111.

[0047] It should be noted that the outer wall of the protective tube 114 is provided with an anti-foolproof indicator block. When plugging in the connector 140, the relative positions of the anti-foolproof indicator block and the spring piece are checked by observing the anti-foolproof indicator block to ensure the one-to-one plug-in fit between the spring piece and the spring piece slot.

[0048] In a feasible embodiment of the present application, Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, a connection terminal 145 is provided at one end of the connector 140 away from the plug pin 143 , and the connection terminal 145 is exposed outside the housing 110 for electrical connection with an external plug.

[0049] Specifically, when assembling the connector installation structure 100 of the present application, the circuit board 120 is first installed in the housing 110, and then the plug board 130 is electrically connected to the circuit board 120, that is, the positioning column 132 on the plug board 130 is inserted into the positioning hole 121 on the circuit board 120, so as to facilitate the stable connection between the plug board 130 and the circuit board 120, that is, the plug connector 140 is inserted along the extension direction of the plug hole 131, so that the plug connector 140 is clamped in the housing 110 and passes through the opening 111 to be plugged and matched with the plug board 130, and when the plug connector 140 is plugged and matched with the plug board 130, the clamping protrusion 141 and the clamping groove 112 are clamped. , multiple protrusions 141 are inserted into corresponding slots 112, multiple spring sheets 142 are inserted into corresponding spring sheet slots 113, the connector 140 is inserted into the socket 131 on the plug board 130 through the pin 143, the terminal 145 is exposed outside the shell 110 for electrical connection with an external plug, and the limiting portion 144 abuts against the outer wall of the shell 110, eliminating the need to fix the connector 140 and the shell 110 with fasteners to ensure the stable connection between the connector 140 and the shell 110, and the connector 140 is plugged into and matched with the plug board 130 in the shell 110 to ensure the stable electrical connection between the connector 140 and the circuit board 120.

[0050] The embodiment of the present application also discloses a vehicle-mounted charger, including a charging module and the connector mounting structure 100 in the aforementioned embodiment. The charging module is disposed in the housing 110 of the connector mounting structure 100 and is electrically connected to the circuit board 120 of the connector mounting structure 100. The vehicle-mounted charger includes the same structure and beneficial effects as the connector mounting structure 100 in the aforementioned embodiment. The structure and beneficial effects of the connector mounting structure 100 have been described in detail in the aforementioned embodiment and will not be repeated here.

[0051] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A connector installation structure, characterized in that: It comprises a shell, a connector and a circuit board arranged in the shell, the circuit board is arranged on the circuit board, an opening is arranged on one side wall of the shell, the connector is clamped in the shell and inserted into the connector board after passing through the opening.

2. The connector installation structure according to claim 1, characterized in that: The inner wall of the opening is provided with a card slot, and the plug-in component is provided with a card protrusion corresponding to the card slot. When the plug-in component is plugged and matched with the plug-in board, the card protrusion is locked with the card slot.

3. The connector installation structure according to claim 1, characterized in that: The connector is also provided with an elastic sheet, and the inner wall of the opening is provided with an elastic sheet groove corresponding to the elastic sheet. When the connector is plugged and matched with the plug board, the elastic sheet is inserted into the elastic sheet groove.

4. The connector installation structure according to claim 3, characterized in that: The spring sheets include a plurality of spring sheets, and the inner wall of the opening is provided with a plurality of spring sheet grooves corresponding to the spring sheets one by one.

5. The connector installation structure according to claim 1, characterized in that: The plug board is provided with a socket, the extension direction of the socket is parallel to the plugging direction of the connector, one end of the connector extending into the opening is provided with a pin, and the connector is inserted into the socket on the plug board through the pin.

6. The connector installation structure according to claim 1, characterized in that: The circuit board is provided with a positioning hole, the plug board is provided with a positioning column corresponding to the positioning hole, and the positioning column is inserted into the positioning hole.

7. The connector installation structure according to claim 2, characterized in that: A limiting portion is arranged on the plug connector, and when the plug connector is plugged and matched with the plug board, the limiting portion abuts against the outer wall of the shell.

8. The connector installation structure according to claim 1, characterized in that: The shell has a protective tube extending outwards, the protective tube is arranged around the outer periphery of the opening, and the extending direction of the protective tube is parallel to the plug-in direction of the plug-in component.

9. The connector installation structure according to claim 5, characterized in that: A connection terminal is arranged at one end of the connector away from the plug pin, and the connection terminal is exposed outside the housing for electrical connection with an external plug.

10. A vehicle-mounted charger, characterized in that: It comprises a charging module and the connector mounting structure according to any one of claims 1 to 9, wherein the charging module is arranged in a shell of the connector mounting structure and is electrically connected to a circuit board of the connector mounting structure.

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