CN212725749U

CN212725749U - Multi-position waterproof connector structure

Info

Publication number: CN212725749U
Application number: CN202021775777.2U
Authority: CN
Inventors: 朱宗安; 张建春; 黄宇
Original assignee: Zhejiang Zhucheng Science & Technology Co ltd
Current assignee: Zhejiang Zhucheng Science & Technology Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-03-16
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a many waterproof connector structure, including moulded case, terminal, waterproof plug and heart yearn, the moulded case on be provided with four spliced eye that link up, four spliced eye that link up arrange into a rectangle, the terminal includes grafting portion, sinle silk clamp and waterproof clamp, the inner of heart yearn exposes a section sinle silk centre gripping in sinle silk clamp, the waterproof plug is provided with the trepanning that both ends link up, the waterproof plug sets up on the core wire through the trepanning cover, the waterproof plug is close to and exposes a section sinle silk setting, the waterproof plug includes clamping part and sealing, the waterproof clamp centre gripping of terminal is on the clamping part, the terminal is inserted in the moulded case by one end of spliced eye, the sealing roof pressure of waterproof plug is on the inner hole wall of spliced eye; the outer wall of the plastic shell is integrally provided with a guide rib and a limiting rib, the guide rib is arranged along the insertion direction of the insertion hole, and the limiting rib is vertically arranged at the tail end of the guide rib; has the advantages that: the utility model has the advantages of practicality, low in production cost, novel structure, sealing performance is good, has improved the quality and the quality of product.

Description

Multi-position waterproof connector structure

Technical Field

The utility model relates to a connector, in particular to waterproof connector structure of multiposition.

Background

The existing similar connector has the following defects: the sealing performance is poor, electric leakage is easy, the plugging is not firm enough, looseness is easy, and the quality of the whole product is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art not enough, provide a waterproof connector structure of multiposition.

In order to achieve the above object, the present invention takes the following measures:

a multi-position waterproof connector structure comprises a plastic shell, a terminal, a waterproof plug and a core wire, wherein four through insertion holes are formed in the plastic shell, the four through insertion holes are arranged into a rectangle, the terminal comprises an insertion part, a wire core clamp and a waterproof clamp, a section of wire core is exposed out of the inner end of the core wire and clamped in the wire core clamp, the waterproof plug is provided with a sleeve hole with two through ends, the waterproof plug is sleeved on the core wire through the sleeve hole, the waterproof plug is arranged close to the exposed section of wire core, the waterproof plug comprises a clamping part and a sealing part, the waterproof clamp of the terminal is clamped on the clamping part, the terminal is inserted into the plastic shell from one end of the insertion hole, and the sealing part of the waterproof plug is pressed on the inner hole wall of the insertion;

the outer wall of the plastic shell is integrally provided with a guide rib and a limiting rib, the guide rib is arranged along the insertion direction of the insertion hole, the limiting rib is vertically arranged at the tail end of the guide rib, and the outer wall of the plastic shell is also integrally provided with a non-return step;

a check plate is obliquely extended inwards in the plug hole of the plastic shell, and a check surface matched with the check plate is arranged on the terminal;

the sealing part on the waterproof plug comprises a plurality of waterproof rings integrally formed with the waterproof plug.

The utility model has the advantages that: the utility model has the advantages of practicality, low in production cost, novel structure, sealing performance is good, and is firm, difficult not hard up, has improved the quality and the quality of product.

Drawings

Fig. 1 is a schematic view of the exploded structure of the present invention.

Fig. 2 is the schematic view of the plastic shell section structure of the present invention.

Fig. 3 is a schematic view of the terminal of the present invention.

Fig. 4 is a schematic view of the cross-sectional structure of the waterproof plug of the present invention.

Fig. 5 is a schematic sectional view of the present invention.

Detailed Description

A multi-position waterproof connector structure comprises a plastic shell 1, a terminal 2, a waterproof plug 3 and a core wire 4, wherein four through insertion holes 1-1 are formed in the plastic shell 1, the four through insertion holes 1-1 are arranged into a rectangle, the terminal 2 comprises an insertion part 2-1, a wire core clamp 2-2 and a waterproof clamp 2-3, a section of the wire core 4-1 exposed at the inner end of the core wire 4 is clamped in the wire core clamp 2-2, the waterproof plug 3 is provided with a sleeve hole 3-3 with two through ends, the waterproof plug 3 is sleeved on the core wire 4 through the sleeve hole 3-3, the waterproof plug 3 is arranged close to the exposed section of the wire core 4-1, the waterproof plug 3 comprises a clamping part 3-1 and a sealing part 3-2, the waterproof clamp 2-3 of the terminal 2 is clamped on the clamping part 3-1, the terminal 2 is inserted into the plastic shell 1 from one end of the insertion hole 1-1, the sealing part 3-2 of the waterproof plug 3 is pressed against the inner hole wall of the inserting hole 1-1. The width of the mating part 2-1 of the terminal 2 is 1.8 mm.

When assembling and connecting, firstly, the core wire 4 is sleeved with the waterproof plug 3 through the sleeve hole 3-3, wherein the waterproof plug 3 is arranged close to the exposed section of the core wire 4-1; then, the inner end of the core wire 4 is plugged into the terminal 2, a section of the core wire 4-1 exposed from the inner end of the core wire 4 is clamped in the core wire clamp 2-2, and the waterproof clamp 2-3 of the terminal 2 is clamped on the clamping part 3-1 of the waterproof plug 3; finally, the terminal 2 with the core wire 4 and the waterproof plug 3 is inserted into the plug hole 1-1. After the waterproof plug is inserted, the sealing part 3-2 of the waterproof plug 3 is contacted with the inner wall of the inserting hole 1-1 to realize sealing; the tail end of a check plate 1-5 in the plug hole 1-1 is pressed on a check surface 2-4 of the terminal 2 to prevent the terminal 2 from loosening or falling off.

The outer wall of the plastic shell 1 is integrally provided with a guide rib 1-2 and a limiting rib 1-3, the guide rib 1-2 is arranged along the insertion direction of the insertion hole 1-1, the limiting rib 1-3 is vertically arranged at the tail end of the guide rib 1-2, and the outer wall of the plastic shell 1 is also integrally provided with a non-return step 1-4.

A check plate 1-5 is obliquely extended inwards from the plug hole 1-1 of the plastic shell 1, and a check surface 2-4 matched with the check plate 1-5 is arranged on the terminal 2.

The sealing part 3-2 on the waterproof plug 3 comprises a plurality of waterproof rings which are integrally formed with the waterproof plug 3.

Claims

1. The utility model provides a waterproof connector structure of multiposition, includes moulds shell (1), terminal (2), waterproof stopper (3) and heart yearn (4), its characterized in that: the plastic shell (1) is provided with four through insertion holes (1-1), the four through insertion holes (1-1) are arranged into a rectangle, the terminal (2) comprises an insertion part (2-1), a wire core clamp (2-2) and a waterproof clamp (2-3), a section of wire core (4-1) exposed at the inner end of the wire core (4) is clamped in the wire core clamp (2-2), the waterproof plug (3) is provided with a sleeve hole (3-3) with two through ends, the waterproof plug (3) is sleeved on the wire core (4) through the sleeve hole (3-3), the waterproof plug (3) is arranged close to the exposed section of wire core (4-1), the waterproof plug (3) comprises a clamping part (3-1) and a sealing part (3-2), and the waterproof clamp (2-3) of the terminal (2) is clamped on the clamping part (3-1), the terminal (2) is inserted into the plastic shell (1) from one end of the plug-in hole (1-1), and the sealing part (3-2) of the waterproof plug (3) is pressed against the inner hole wall of the plug-in hole (1-1).

2. A multi-site watertight connector structure according to claim 1, characterized in that: the plastic shell is characterized in that a guide rib (1-2) and a limiting rib (1-3) are integrally formed on the outer wall of the plastic shell (1), the guide rib (1-2) is arranged along the insertion direction of the insertion hole (1-1), the limiting rib (1-3) is vertically arranged at the tail end of the guide rib (1-2), and a non-return step (1-4) is further integrally formed on the outer wall of the plastic shell (1).

3. A multi-site watertight connector structure according to claim 1 or 2, characterized in that: a check plate (1-5) is obliquely extended inwards from a plug hole (1-1) of the plastic shell (1), and a check surface (2-4) matched with the check plate (1-5) is arranged on the terminal (2).

4. A multi-site watertight connector structure according to claim 3, characterized in that: the sealing part (3-2) on the waterproof plug (3) comprises a plurality of waterproof rings which are integrally formed with the waterproof plug (3).