CN218975872U

CN218975872U - Waterproof connector

Info

Publication number: CN218975872U
Application number: CN202222530834.6U
Authority: CN
Inventors: 徐鹏; 沈孝安
Original assignee: Guangzhou Mingpeng Electronic Technology Co ltd
Current assignee: Guangzhou Mingpeng Electronic Technology Co ltd
Priority date: 2022-09-24
Filing date: 2022-09-24
Publication date: 2023-05-05
Anticipated expiration: 2032-09-24

Abstract

The utility model relates to the field of connectors, in particular to a waterproof connector, which comprises a connecting structure and an access structure, wherein the connecting structure comprises a connecting block, an inserting block welded at the center of the outer wall at one side of the connecting block, a connecting hole formed in the outer wall at one end of the inserting block, a guide groove formed in the outer wall at one side of the inserting block, a sealing groove formed in the outer wall of the inserting block close to one end of the connecting block and a sealing ring sleeved in the sealing groove; the access structure comprises an access sleeve, an access rod welded on the inner wall of the access sleeve and positioned at the connecting hole, a guide protrusion welded on the inner wall of the access sleeve, and a rotating sleeve welded on the center of the outer wall of one end of the access sleeve. According to the utility model, the insertion block is inserted into the insertion sleeve through the connecting block, the insertion sleeve and the sealing sleeve, the sealing sleeve fastens the connecting part through the connecting block, the limiting pin is matched with the connecting block to limit the fastened sealing sleeve, the connection tightness is kept, the looseness is prevented, and the connection stability is kept.

Description

Waterproof connector

Technical Field

The utility model relates to the technical field of connectors, in particular to a waterproof connector.

Background

The inverter is a converter for converting direct-current electric energy (a battery and an accumulator jar) into constant-frequency constant-voltage or frequency-modulation voltage-regulation alternating current (generally 220V,50Hz sine wave); the connector is also called a connector. Generally referred to as electrical connectors. I.e. a device connecting two active devices, which carries a current or signal. The male and female terminals can transmit messages or currents after contact, also referred to as connectors;

in the inverter for energy storage, more connectors are required to be used, and the connectors are used to transmit signals and currents after connection, so the conventional connectors have the following disadvantages: 1. the partial connectors are directly connected in a plugging mode, the connection is simple, but the phenomenon of falling off or unstable connection can occur after the connection mode is long, and the transmission of the inverter is intermittent;

2. the part adopts the connector of spiro union, because the position after connecting does not adopt sealedly, leads to external environment's water to enter into inside easily, causes the corruption to connecting, leads to the inverter to damage finally.

Disclosure of Invention

Aiming at the problems and the defects, the utility model provides a waterproof connector, which is inserted into an insertion sleeve through a connecting block, an insertion block, the insertion sleeve and a sealing sleeve, and the sealing sleeve fastens a connecting part through the connecting block, so that the phenomena of falling and unstable connection of the connecting part under the influence of time and environment are solved; the sealing sleeve compression sealing ring and the sealing gasket ring are used for sealing the joint after being fastened through the insertion block, the access sleeve, the sealing ring and the sealing gasket ring, so that the waterproof capacity is improved, the problem that the waterproof capacity of the existing connection mode is weaker is solved, and a series of problems caused by water inflow are avoided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the waterproof connector comprises a connecting structure and an access structure, wherein the connecting structure comprises a connecting block, an inserting block welded at the center of the outer wall of one side of the connecting block, a connecting hole formed in the outer wall of one end of the inserting block, a guide groove formed in the outer wall of one side of the inserting block, a sealing groove formed in the outer wall of one end of the inserting block, which is close to the connecting block, and a sealing ring sleeved in the sealing groove; the access structure comprises an access sleeve, an access rod welded on the inner wall of the access sleeve and positioned at the connecting hole, a guide protrusion welded on the inner wall of the access sleeve, a rotating sleeve welded on the center of the outer wall of one end of the access sleeve and a sealing sleeve rotationally connected on the outer wall of the rotating sleeve.

Preferably, the inner wall of the sealing sleeve and the outer wall of the connecting block are provided with threads which are matched with each other, and one side, away from each other, of the connecting sleeve and the connecting block is connected with a wire;

according to the scheme: the seal cover cooperation connecting block drives the access cover under the screw effect and goes deep into in the inserted block, continues rotatory seal cover for insert the seal ring contact on cover inner wall and the inserted block, seal the junction, the spacer pin cooperation connecting block is spacing to the seal cover after the fastening, keeps connecting compactness, prevents to appear becoming flexible, keeps the stability of connection.

Preferably, a limit hole is formed in one end of the outer wall of the sealing sleeve, a limit pin is inserted into the limit hole, and an anti-slip groove is formed in the outer wall of the sealing sleeve.

Preferably, the outer wall of the wire in the connecting block is sleeved with a hiding ring, and the outer wall of one side of the limiting pin is in contact with the outer wall of the hiding ring.

Preferably, the access sleeve is slidably connected in the outer wall of the insertion block and the outer wall of the guide groove through the guide protrusion, and the inner wall of one end of the access sleeve is in contact with the outer wall of the sealing ring.

Preferably, the wires are respectively connected with the access rod and the connecting hole, and the access rod is inserted in the connecting hole.

Preferably, a sealing backing ring is adhered to the inner wall of the sealing sleeve at the position of the rotating sleeve, and one side of the sealing backing ring is contacted with the outer wall of the access sleeve;

according to the scheme: the connection of the insert block and the insert sleeve has certain waterproof capability, reduces the influence of environmental factors on the connection part, is convenient for protecting the inverter, and the sealing ring and the sealing gasket ring seal the connection between the insert sleeve and the insert block, thereby improving the overall waterproof capability.

The beneficial effects of the utility model are as follows:

1. the insertion of the insertion block into the insertion sleeve is realized through the connection block, the insertion sleeve and the sealing sleeve, the sealing sleeve fastens the connection part through the connection block, the limiting pin is matched with the connection block to limit the fastened sealing sleeve, the connection tightness is kept, looseness is prevented, and the connection stability is kept;

2. the sealing sleeve compression sealing ring and the sealing gasket ring are used for sealing the joint after being fastened through the insert block, the access sleeve, the sealing ring and the sealing gasket ring, waterproof capacity is improved, the insert block and the insert sleeve are connected with each other to have certain waterproof capacity, influence of environmental factors on the joint is reduced, and the inverter is convenient to protect.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a waterproof connector according to the present utility model;

fig. 2 is a schematic diagram of a connection block structure of a waterproof connector according to the present utility model;

fig. 3 is a schematic view of an access sleeve structure of a waterproof connector according to the present utility model;

fig. 4 is a schematic overall cross-sectional structure of a waterproof connector according to the present utility model.

In the figure: 1 connecting structure, 2 access structure, 3 connecting block, 4 inserts, 5 connecting holes, 6 guide slots, 7 sealing rings, 8 hidden rings, 9 access sleeves, 10 access rods, 11 guide bulges, 12 rotating sleeves, 13 sealing sleeves, 14 limiting holes, 15 limiting pins, 16 anti-slip grooves and 17 wires.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1:

referring to fig. 1-2 and fig. 4, a waterproof connector comprises a connecting structure 1 and an access structure 2, wherein the connecting structure 1 comprises a connecting block 3, an inserting block 4 welded at the center of one side outer wall of the connecting block 3, a connecting hole 5 formed in one end outer wall of the inserting block 4, a guide groove 6 formed in one side outer wall of the inserting block 4, a sealing groove formed in one end outer wall of the inserting block 4 close to the connecting block 3 and a sealing ring 7 sleeved in the sealing groove, and the guide groove 6 is matched with a guide protrusion 11 in an access sleeve 9 to facilitate connection alignment and connection;

the outer wall of the lead 17 in the connecting block 3 is sleeved with the hidden ring 8, one side outer wall of the limit pin 15 is in contact with the outer wall of the hidden ring 8, the plug block 4 is inserted into the access sleeve 9 to be matched with the seal sleeve 13 and the connecting block 3 to fasten connection, falling is prevented from occurring, the limit pin 15 is inserted into the limit hole 14, the limit pin 15 limits the hidden ring 8 and the seal sleeve 13, the seal sleeve 13 is prevented from loosening under the action of environment and time, and connection tightness is improved

Example 2:

referring to fig. 1 and 3-4, the access structure 2 comprises an access sleeve 9, an access rod 10 welded on the inner wall of the access sleeve 9 and positioned at the connecting hole 5, a guide protrusion 11 welded on the inner wall of the access sleeve 9, a rotating sleeve 12 welded on the center of the outer wall of one end of the access sleeve 9, and a sealing sleeve 13 rotationally connected on the outer wall of the rotating sleeve 12, wherein a sealing gasket is adhered on the inner wall of the sealing sleeve 13 positioned at the rotating sleeve 12, one side of the sealing gasket is contacted with the outer wall of the access sleeve 9, an insertion block 4 is inserted into the insertion sleeve 9, the sealing sleeve 13 fastens the connecting part through a connecting block 3, a limiting pin 15 is matched with the connecting block 3 to limit the fastened sealing sleeve 13, so that the connection tightness is maintained, looseness is prevented, and the stability of connection is maintained;

the inner wall of the sealing sleeve 13 and the outer wall of the connecting block 3 are provided with threads which are matched, one side, away from each other, of the connecting sleeve 9 and the connecting block 3 is connected with a wire 17, the wire 17 is respectively connected with the connecting rod 10 and the connecting hole 5, and the connecting rod 10 is inserted into the connecting hole 5;

a limit hole 14 is formed in one end of the outer wall of the sealing sleeve 13, a limit pin 15 is inserted into the limit hole 14, an anti-slip groove 16 is formed in the outer wall of the sealing sleeve 13, and the connecting sleeve 9, the plug block 4 are matched with the sealing ring 7 and the sealing cushion ring to seal the connection between the connecting sleeve 9 and the plug block 4, so that the overall waterproof capacity is improved;

the access sleeve 9 is slidably connected in the outer wall of the insertion block 4 and the outer wall of the guide groove 6 through the guide protrusion 11, the inner wall of one end of the access sleeve 9 is in contact with the outer wall of the sealing ring 7, the sealing sleeve 13 after fastening compresses the sealing ring 7 and seals the joint by the sealing gasket ring, the waterproof capacity is improved, the connection between the insertion block 4 and the insertion sleeve 9 has a certain waterproof capacity, the influence of environmental factors on the joint is reduced, and the inverter is convenient to protect.

Working principle: when the novel sealing device is used, the guide protrusions 11 in the access sleeve 9 are aligned with the guide grooves 6 on the insertion block 4, the insertion block 4 is inserted into the access sleeve 9, the inner wall of one end of the sealing sleeve 13 is in contact with the outer wall of the connecting block 3, the sealing sleeve 13 is rotated through the anti-slip grooves 16, the sealing sleeve 13 is matched with the connecting block 3 to drive the access sleeve 9 to penetrate into the insertion block 4 under the action of threads, the connecting hole 5 in the insertion block 4 is in contact with the access rod 10 to be communicated with the inverter, the lead 17 forms a passage with the access rod 10 through the connecting hole 5, the sealing sleeve 13 is continuously rotated, the inner wall of the access sleeve 13 is in contact with the sealing ring 7 on the insertion block 4, the connecting part is sealed, the hidden ring 8 on the connecting block 3 is placed on one side of the connecting block 3, the limiting pin 15 is inserted into the limiting hole 14 of the sealing sleeve 13, and the limiting pin 15 limits the sealing sleeve 13 and the hidden ring 8.

While the exemplary embodiments of the present utility model have been described in detail with reference to the examples, those skilled in the art will appreciate that various modifications and adaptations to the specific examples described above can be made and that various combinations of the features and structures presented herein can be practiced without departing from the scope of the present utility model, which is defined by the appended claims. The foregoing description of specific exemplary embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teachings. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims

1. The waterproof connector comprises a connecting structure (1) and an access structure (2), and is characterized in that the connecting structure (1) comprises a connecting block (3), an inserting block (4) welded at the center of one side outer wall of the connecting block (3), a connecting hole (5) formed in one end outer wall of the inserting block (4), a guide groove (6) formed in one side outer wall of the inserting block (4), a sealing groove formed in one end outer wall of the inserting block (4) close to the connecting block (3) and a sealing ring (7) sleeved in the sealing groove;

the access structure (2) comprises an access sleeve (9), an access rod (10) welded on the inner wall of the access sleeve (9) and positioned at the connecting hole (5), a guide protrusion (11) welded on the inner wall of the access sleeve (9), a rotating sleeve (12) welded on the center of the outer wall of one end of the access sleeve (9) and a sealing sleeve (13) rotationally connected on the outer wall of the rotating sleeve (12).

2. The waterproof connector according to claim 1, characterized in that the inner wall of the sealing sleeve (13) and the outer wall of the connecting block (3) are provided with threads which are matched, and the side, away from each other, of the connecting sleeve (9) and the connecting block (3) is connected with a wire (17).

3. The waterproof connector according to claim 1, wherein a limiting hole (14) is formed at one end of the outer wall of the sealing sleeve (13), a limiting pin (15) is inserted into the limiting hole (14), and an anti-slip groove (16) is formed in the outer wall of the sealing sleeve (13).

4. The waterproof connector according to claim 1, wherein the outer wall of the wire (17) in the connecting block (3) is sleeved with a hiding ring (8), and the outer wall of one side of the limiting pin (15) is in contact with the outer wall of the hiding ring (8).

5. A waterproof connector according to claim 1, characterized in that the access sleeve (9) is slidably connected in the outer wall of the plug block (4) and the outer wall of the guide groove (6) by means of guide protrusions (11), and that the inner wall of one end of the access sleeve (9) is in contact with the outer wall of the sealing ring (7).

6. A waterproof connector according to claim 2, characterized in that the wires (17) are connected to the access rod (10) and the connection hole (5), respectively, and that the access rod (10) is inserted in the connection hole (5).

7. A waterproof connector according to claim 2, characterized in that the inner wall of the sealing sleeve (13) at the rotating sleeve (12) is adhered with a sealing gasket, and one side of the sealing gasket is contacted with the outer wall of the access sleeve (9).