Plug-in type waterproof electric connector

Abstract

The utility model discloses a plug-in type waterproof electric connector, which comprises a waterproof shell, a mating part is arranged in an inner cavity of the waterproof shell, a wire is connected onto the mating part, plug-in assemblies are arranged at two ends of the waterproof shell, each plug-in assembly comprises a connector, a connecting wire, a sealing plate and a plug-in head, the waterproof shell is connected with a limiting bolt, one side of the waterproof shell is provided with a limiting frame, the limiting frame is connected with a sealing mechanism, the sealing mechanism comprises a connecting rod, a sliding block, an overturning frame and a sealing plug, and the waterproof shell is provided with a threading hole corresponding to a wire in a clamped mode. When the connector is connected, the wiring groove in the connecting plug of the plugging assembly is connected to the binding post of the matching piece in the waterproof shell, connection of the connector is achieved, the sealing plate is attached to the opening of the waterproof shell during connection, the sealing performance of the waterproof shell can be improved, and the dustproof and waterproof effects are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of plug-in electric connectors, in particular to a plug-in waterproof electric connector. Background Art

[0002] In existing circuit designs, a large number of electrical connectors are usually used for quick electrical connections between different circuits. Compared with traditional circuit connections, the method of connecting circuits through electrical connectors is more convenient. According to needs, electrical linkage is formed between electrical connectors and different circuits. As the technology gradually matures, the technology of electrical connectors gradually matures.

[0003] In the prior art, there is a plug-in waterproof electrical connector with Chinese patent application number 202320753144.9, comprising a first connector and a second connector, wherein a first mating plate is fixedly connected to one end of the first connector close to the second connector, a second mating plate is fixedly connected to one end of the second connector close to the first connector, and assembly columns are symmetrically fixedly connected to the middle positions on both sides of one end of the first mating plate close to the second connector. In the utility model, a plug-in waterproof electrical connector of this design is provided with a sealing waterproof and dustproof structure in actual use, so that the device can provide waterproof and dustproof sealing protection for the electrically connected first connector and second connector, making the connection of the first connector and the second connector safer. Through the provided connector quick connection structure, the device makes the connection and disassembly between the connectors faster through the snap-fit ​​assembly relationship compared with the traditional bolt fastening. However, when in use, it is necessary not only to connect the connectors, but also to fix the waterproof cover, which is inconvenient to operate, and lacks protection for the joints when the connectors are not connected.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the problems in the related art, the utility model provides a plug-in waterproof electrical connector to overcome the above technical problems existing in the existing related art.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A plug-in waterproof electrical connector comprises a waterproof shell, the inner cavity of the waterproof shell is provided with a mating piece, the mating piece is connected to a wire, plug-in components are provided at both ends of the waterproof shell, the plug-in components include a connector, a connecting wire, a sealing plate and a plug-in connector, the waterproof shell is connected with a limiting bolt, a limiting frame is provided on one side of the waterproof shell, a sealing mechanism is connected to the limiting frame, and the sealing mechanism includes a connecting rod, a sliding block, a flip frame and a sealing plug.

[0008] Preferably, the waterproof housing is provided with a threading hole corresponding to the wire, and the wire passes through the threading hole and is connected to the matching piece.

[0009] Preferably, the mating piece is provided with terminal posts on both sides, and the plug connector is provided with a corresponding terminal slot on the side opposite to the terminal posts.

[0010] Preferably, one end of the connector is connected to the connecting wire, the other end of the connector is fixedly connected to the sealing plate, the plug connector is arranged on one side of the sealing plate, and the connecting wire passes through the connector and the sealing plate to be connected to the plug connector.

[0011] Preferably, the sealing plate is fitted with the opening of the waterproof housing, and bolt holes corresponding to the limiting bolts are provided on both sides of the plug connector.

[0012] Preferably, both ends of the connecting rod are fixedly connected to the sliding block, the flip frame is rotatably connected to the connecting rod, and one end of the flip frame is connected to the sealing plug.

[0013] Preferably, a sliding groove corresponding to the sliding block is provided on an opposite side of the limiting frame, and the connecting rod is slidably connected to the limiting frame through the sliding block.

[0014] Preferably, the sealing plug matches the shape of the opening of the waterproof housing, and the sealing plug is provided with a bolt hole that is the same as the plug connector.

[0015] The beneficial effects of the utility model are:

[0016] 1. By providing a plug-in assembly, when the connector is connected, the wiring groove on the plug connector of the plug-in assembly is connected to the wiring post of the matching part in the waterproof housing to achieve the connection of the connector, and when connected, the sealing plate fits with the opening of the waterproof housing, which can improve the sealing of the waterproof housing and play a role in dust and water prevention;

[0017] 2. By providing a sealing mechanism, when the connector is not in use, the side of the waterproof housing can be sealed by the sealing mechanism on the waterproof housing, making the connector safer in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1It is a schematic diagram of the overall structure of a plug-in waterproof electrical connector according to an embodiment of the utility model;

[0020] Figure 2 It is a rear view of a plug-in waterproof electrical connector according to an embodiment of the utility model;

[0021] Figure 3 This is an internal structural diagram of a plug-in waterproof electrical connector according to an embodiment of the utility model;

[0022] Figure 4 It is a structural diagram of a plug-in assembly of a plug-in waterproof electrical connector according to an embodiment of the utility model;

[0023] Figure 5 The present invention is a structural diagram of a sealing mechanism of a plug-in waterproof electrical connector according to an embodiment of the present invention.

[0024] In the figure:

[0025] 1. Waterproof shell; 2. Matching parts; 3. Wires; 4. Plug-in assembly; 5. Connector; 6. Connecting wire; 7. Sealing plate; 8. Plug connector; 9. Limit bolt; 10. Limit frame; 11. Sealing mechanism; 12. Connecting rod; 13. Sliding block; 14. Flip frame; 15. Sealing plug; 16. Terminal; 17. Terminal slot; 18. Bolt hole. DETAILED DESCRIPTION

[0026] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0027] According to an embodiment of the utility model, a plug-in waterproof electrical connector is provided.

[0028] Embodiment 1

[0029] like Figure 1-5As shown, a plug-in waterproof electrical connector according to an embodiment of the utility model comprises a waterproof housing 1, the inner cavity of the waterproof housing 1 is provided with a mating piece 2, the mating piece 2 is connected with a wire 3, plug-in components 4 are provided at both ends of the waterproof housing 1, the plug-in components 4 include a connector 5, a connecting wire 6, a sealing plate 7 and a plug connector 8, a limiting bolt 9 is connected to the waterproof housing 1, a limiting frame 10 is provided on one side of the waterproof housing 1, a sealing mechanism 11 is connected to the limiting frame 10, and the sealing mechanism 11 includes a connecting rod 12, a sliding block 13, a flip frame 14 and a sealing plug 15, the waterproof housing The body 1 is provided with a threading hole corresponding to the wire 3, and the wire 3 is connected to the mating piece 2 through the threading hole. Terminals 16 are provided on both sides of the mating piece 2, and a corresponding wiring groove 17 is provided on the side of the plug connector 8 opposite to the terminal post 16. One end of the connector 5 is connected to the connecting wire 6, and the other end of the connector 5 is fixedly connected to the sealing plate 7. The plug connector 8 is arranged on one side of the sealing plate 7, and the connecting wire 6 passes through the connector 5 and the sealing plate 7 to be connected to the plug connector 8. The wiring groove 17 on the plug connector 8 of the plug assembly 4 is connected to the terminal post 16 of the mating piece 2 in the waterproof shell 1 to realize the connection of the connector.

[0030] Embodiment 2

[0031] like Figure 1-5 As shown, a plug-in waterproof electrical connector according to an embodiment of the utility model includes a waterproof shell 1, an inner cavity of the waterproof shell 1 is provided with a mating piece 2, a wire 3 is connected to the mating piece 2, plug-in components 4 are provided at both ends of the waterproof shell 1, the plug-in components 4 include a connector 5, a connecting wire 6, a sealing plate 7 and a plug connector 8, a limiting bolt 9 is connected to the waterproof shell 1, a limiting frame 10 is provided on one side of the waterproof shell 1, a sealing mechanism 11 is connected to the limiting frame 10, and the sealing mechanism 11 includes a connecting rod 12, a sliding block 13, a flip frame 14 and a sealing plug 15, the sealing plate 7 is fitted with the opening of the waterproof shell 1, and bolt holes 18 corresponding to the limiting bolts 9 are provided on both sides of the plug connector 8. By rotating the limiting bolts 9, the limiting bolts 9 are connected to the bolt holes 18 of the plug connector 8 to limit the plug component 4. When connected, the sealing plate 7 is fitted with the opening of the waterproof shell 1, which can improve the sealing of the waterproof shell 1 and play a role in dustproof and waterproof.

[0032] Embodiment 3

[0033] like Figure 1-5As shown, a plug-in waterproof electrical connector according to an embodiment of the utility model comprises a waterproof housing 1, the inner cavity of the waterproof housing 1 is provided with a mating piece 2, the mating piece 2 is connected with a wire 3, both ends of the waterproof housing 1 are provided with a plug assembly 4, the plug assembly 4 comprises a connector 5, a connecting wire 6, a sealing plate 7 and a plug connector 8, a limiting bolt 9 is connected to the waterproof housing 1, a limiting frame 10 is provided on one side of the waterproof housing 1, a sealing mechanism 11 is connected to the limiting frame 10, the sealing mechanism 11 comprises a connecting rod 12, a sliding block 13, a flip frame 14 and a sealing plug 15, both ends of the connecting rod 12 are fixedly connected to the sliding block 13, and the flip frame 14 is rotatably connected to the connecting rod 12 One end of the flip frame 14 is connected to the sealing plug 15, and a slide groove corresponding to the sliding block 13 is provided on the opposite side of the limit frame 10. The connecting rod 12 is slidably connected to the limit frame 10 through the sliding block 13. The sealing plug 15 matches the shape of the opening of the waterproof shell 1. The sealing plug 15 is provided with a bolt hole 18 that is the same as the plug connector 8. When the connector is not in use, the sliding block 13 is driven by the connecting rod 12 to slide on the limit frame 10, so that it moves to one end of the limit frame 10, and then the sealing plug 15 is flipped by the flip frame 14, and the sealing plug 15 is inserted into the side of the waterproof shell 1, which plays a role in protecting the terminal 16 inside the waterproof shell 1, making the connector safer in use.

[0034] In summary, with the help of the above-mentioned technical scheme of the utility model, when this device is in use, the wiring slot 17 on the plug connector 8 of the plug assembly 4 is connected to the terminal post 16 of the matching part 2 in the waterproof shell 1 to realize the connection of the connector, and then the limiting bolt 9 is rotated so that the limiting bolt 9 is connected to the bolt hole 18 of the plug connector 8 to realize the limitation of the plug assembly 4. When connected, the sealing plate 7 fits with the opening of the waterproof shell 1, which can improve the sealing of the waterproof shell 1 and play a role in dust and water prevention. When the connector is not in use, the sliding block 13 is driven by the connecting rod 12 to slide on the limiting frame 10 to move it to one end of the limiting frame 10, and then the sealing plug 15 is flipped by the flip frame 14, and the sealing plug 15 is inserted into the side of the waterproof shell 1, which plays a role in protecting the terminal post 16 inside the waterproof shell 1, making the connector safer in use.

[0035] 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. A plug-in waterproof electrical connector, comprising a waterproof housing (1), characterized in that: The inner cavity of the waterproof shell (1) is provided with a matching piece (2), and a conducting wire (3) is connected to the matching piece (2). Both ends of the waterproof shell (1) are provided with plug-in assemblies (4), and the plug-in assemblies (4) include a connector (5), a connecting wire (6), a sealing plate (7) and a plug-in connector (8). The waterproof shell (1) is connected with a limiting bolt (9), and a limiting frame (10) is provided on one side of the waterproof shell (1). A sealing mechanism (11) is connected to the limiting frame (10), and the sealing mechanism (11) includes a connecting rod (12), a sliding block (13), a flip frame (14) and a sealing plug (15).

2. A plug-in waterproof electrical connector according to claim 1, characterized in that: The waterproof housing (1) is provided with a threading hole corresponding to the wire (3), and the wire (3) passes through the threading hole and is connected to the matching piece (2).

3. A plug-in waterproof electrical connector according to claim 2, characterized in that: Binding posts (16) are arranged on both sides of the mating piece (2), and a corresponding wiring slot (17) is arranged on the side of the plug connector (8) opposite to the binding posts (16).

4. A plug-in waterproof electrical connector according to claim 3, characterized in that: One end of the connector (5) is connected to the connecting wire (6), the other end of the connector (5) is fixedly connected to the sealing plate (7), the plug connector (8) is arranged on one side of the sealing plate (7), and the connecting wire (6) passes through the connector (5) and the sealing plate (7) to be connected to the plug connector (8).

5. A plug-in waterproof electrical connector according to claim 4, characterized in that: The sealing plate (7) is fitted with the opening of the waterproof housing (1), and bolt holes (18) corresponding to the limiting bolts (9) are provided on both sides of the plug connector (8).

6. A plug-in waterproof electrical connector according to claim 5, characterized in that: Both ends of the connecting rod (12) are fixedly connected to the sliding block (13), the flip frame (14) is rotatably connected to the connecting rod (12), and one end of the flip frame (14) is connected to the sealing plug (15).

7. A plug-in waterproof electrical connector according to claim 6, characterized in that: A sliding groove corresponding to the sliding block (13) is provided on the opposite side of the limiting frame (10), and the connecting rod (12) is slidably connected to the limiting frame (10) via the sliding block (13).

8. A plug-in waterproof electrical connector according to claim 7, characterized in that: The sealing plug (15) matches the shape of the opening of the waterproof housing (1), and the sealing plug (15) is provided with a bolt hole (18) which is the same as the plug connector (8).

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