CN220857035U

CN220857035U - Waterproof structure for electronic product interface

Info

Publication number: CN220857035U
Application number: CN202322571550.6U
Authority: CN
Inventors: 宋昆鸿; 仇小生; 侯本军
Original assignee: Livefan Information Technology Co ltd
Current assignee: Livefan Information Technology Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-04-26
Anticipated expiration: 2033-09-19

Abstract

The utility model discloses a waterproof structure for an electronic product interface, which comprises a shell and a waterproof plug, wherein a mounting groove for mounting the waterproof plug is concavely formed in the shell, and the waterproof plug is arranged in the mounting groove and is in interference fit connection with the mounting groove; the waterproof plug is provided with a connecting column for preventing the connecting column from falling off from the mounting groove, the mounting groove is provided with a through hole for the end part of the connecting column to pass through, the waterproof plug connected with the end part of the connecting column is arranged in the shell, and the connecting column passes through one side of the through hole to be provided with a clamp spring for preventing the connecting column from falling off from the through hole. According to the waterproof plug, the connecting column is arranged on the waterproof plug, and the end part of the connecting column penetrates through the shell and the clamp spring to be connected with the waterproof plug, so that the waterproof plug cannot be pulled out easily, and the waterproof performance of the waterproof structure for the electronic product interface is improved.

Description

Waterproof structure for electronic product interface

Technical Field

The utility model relates to the technical field of electronic product waterproofing, in particular to a waterproof structure for an electronic product interface.

Background

With the development of economy and the popularization of electronic equipment, electronic products have become indispensable articles in daily life, and water is inevitably fed in the using process, so that a series of unavoidable troubles are caused. Therefore, electronic products with waterproof function are increasing in number in the market of the current market, and the requirements on the waterproof reliability and waterproof grade are also increasing.

In order to connect with external communication, the electronic product has an external interface. In the three-proofing products, the waterproof problem of the external interfaces becomes a technical difficulty. The rubber plug is needed to be added outside the interface in the common design scheme, the rubber plug and the shell are fixed through the structure of the mushroom head, but the mushroom head of the rubber plug and the shell are in interference fit to realize anti-drop. This presents a problem in that the interference between the mushroom head and the glue is not necessarily large in order to fit the glue plug into the housing, so that the glue plug is easily pulled out of the housing.

Disclosure of utility model

The utility model mainly aims to provide a waterproof structure for an electronic product interface, and aims to solve the problem that a rubber plug in the existing waterproof structure for the electronic product interface is easy to pull out from a shell.

In order to achieve the above object, the present utility model provides a waterproof structure for an electronic product interface, comprising a housing and a waterproof plug, wherein a mounting groove for mounting the waterproof plug is concavely arranged on the housing, and the waterproof plug is embedded in the mounting groove and connected with the mounting groove in an interference fit manner; the waterproof plug is provided with a connecting column for preventing the connecting column from falling off from the mounting groove, the mounting groove is provided with a through hole for the end part of the connecting column to pass through, the waterproof plug connected with the end part of the connecting column is arranged in the shell, and the connecting column passes through one side of the through hole to be provided with a clamp spring for preventing the connecting column from falling off from the through hole.

In one embodiment, the perforation is set as a gourd hole, the gourd hole comprises a large hole and a small hole, the connecting column is in a T-shaped structure, the outer diameter of the end part of the connecting column is smaller than the inner diameter of the large hole of the gourd hole, and the outer diameter of the end part of the connecting column is larger than the inner diameter of the small hole of the gourd hole.

In one embodiment, the clamping spring is provided with a clamping groove clamped with the connecting column main body part, and the inner diameter of the clamping groove is smaller than the outer diameter of the connecting column end part.

In one embodiment, a sealing ring is sleeved on the waterproof plug, and the sealing ring is abutted between the waterproof plug and the shell.

In one embodiment, the waterproof plug comprises a soft rubber layer connected with the mounting groove in an interference fit manner, and a hard shell layer is additionally arranged on the outer side of the soft rubber layer.

In one embodiment, the soft adhesive layer is configured as a structure made of TPU or silica gel.

In one embodiment, the crust layer and the housing are each provided as a structure made of a rigid plastic material.

In one embodiment, a groove is formed in an end of the mounting groove away from the through hole.

In one embodiment, the grooves are arranged in a semicircular configuration.

In one embodiment, a fastening position is arranged at one end of the waterproof plug, which is close to the groove.

The utility model has the beneficial effects that:

according to the waterproof plug, the connecting column is arranged on the waterproof plug, and the end part of the connecting column penetrates through the shell and the clamp spring to be connected with the waterproof plug, so that the waterproof plug cannot be pulled out easily, and the waterproof performance of the waterproof structure for the electronic product interface is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a waterproof structure for an electronic product interface according to the present utility model;

FIG. 2 is a sectional view of the waterproof structure for an electronic product interface according to the present utility model;

FIG. 3 is a schematic view of the structure of the housing of the present utility model;

Fig. 4 is an exploded view of the installation of the waterproof structure for an electronic product interface of the present utility model.

Reference numerals illustrate:

A housing 10; a mounting groove 101; perforation 1011; a groove 1012; a waterproof plug 20; a connecting column 201; a waterproof plug 202; a seal ring 203; a clamp spring 204; a soft gel layer 205; a crust layer 206; buckling position 2061.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, if the meaning of "and/or" is presented throughout this document, it is intended to include three schemes in parallel, taking "a and/or B" as an example, including a scheme, or B scheme, or a scheme where a and B meet simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1 and 2, an embodiment of the present utility model proposes a waterproof structure for an electronic product interface, including a housing 10 and a waterproof plug 20, where a mounting groove 101 for mounting the waterproof plug 20 is concavely formed on the housing 10, and the waterproof plug 20 is embedded in the mounting groove 101 and connected with the mounting groove 101 in an interference fit manner; the waterproof plug 20 is provided with a connecting column 201 for preventing the connecting column 201 from falling out of the mounting groove 101, the mounting groove 101 is provided with a through hole 1011 for the end part of the connecting column 201 to pass through, the shell 10 is internally provided with a waterproof plug 202 connected with the end part of the connecting column 201, and one side of the connecting column 201 passing through the through hole 1011 is provided with a clamping spring 204 for preventing the connecting column from falling out of the through hole.

Specifically, in this embodiment, the mounting groove 101 is formed in the housing 10, the connector on the housing 10 may be disposed in the mounting groove 101, when the waterproof plug 20 is fixed in the mounting groove 101, the connector may be sealed, so as to achieve a waterproof effect, the connecting column 201 passes through the mounting groove 101 and is connected with the waterproof plug 202, and the snap spring is engaged with the connecting column 201, so that the waterproof plug 20 may be prevented from falling off, the connecting column 201 and the waterproof plug 20 are integrally formed, and when the waterproof plug 20 is installed, the waterproof plug 20 is pressed towards the mounting groove 101 and is tightly attached to the housing 10, so that the waterproof plug 20 is fixed in the mounting groove 101, a waterproof effect is achieved, the connecting column 201 is engaged in the housing 10, the waterproof plug 20 is prevented from being separated from the housing 10, and in the same way, when the waterproof plug 20 is detached, only the waterproof plug 20 is required to be pulled out in the opposite direction, so that the operation is simple and convenient.

According to the waterproof plug 20, the connecting column 201 is arranged on the waterproof plug 20, and the end part of the connecting column 201 penetrates through the shell 10 and the clamp spring 204 to be connected with the waterproof plug 202, so that the waterproof plug 20 cannot be pulled out easily, and the waterproof performance of the waterproof structure for the electronic product interface is improved.

In particular, the waterproof plug 202 is a device for waterproof sealing that functions to prevent moisture, humidity or other liquids from entering a specific area to protect internal equipment or structures from damage. In this embodiment, the waterproof plug 202 is fixed inside the housing 10 by a screw, a through hole is formed on a side of the waterproof plug 202 facing the connection column 201, and the connection column 201 can pass through the through hole 1011 to enter and exit the through hole so as to connect and fix the waterproof plug 202 and the housing 10.

More specifically, referring to fig. 3, in this embodiment, the through hole 1011 is configured as a gourd hole, the gourd hole includes a large hole and a small hole, the connecting column 201 is configured in a T-shaped structure, an outer diameter of an end of the connecting column 201 is smaller than an inner diameter of the large hole of the gourd hole, and an outer diameter of an end of the connecting column 201 is larger than an inner diameter of the small hole of the gourd hole. The calabash-shaped structure presents a streamline arc, wherein the top of the connecting column 201 is provided with a circular structure, the size of the connecting column is consistent with the size of the big hole in the through hole 1011, and the connecting column 201 penetrates through the big hole in the through hole 1011 and then enters into the position of the small hole, and then is fixed in the through hole 1011, so that the waterproof plug 20 can be further prevented from falling off.

Referring to fig. 2 and 4, the clip 204 is provided with a clip groove that is engaged with the main body of the connection post 201, and the inner diameter of the clip groove is smaller than the outer diameter of the end of the connection post 201.

The snap spring 204, also called a retainer ring or snap ring, is one type of fastener for installation in a shaft or bore slot of a machine or device and serves to prevent axial movement of a component on the shaft or bore. In this embodiment, the clamp spring 204 is disposed between the housing 10 and the waterproof plug 202, the clamp spring 204 can press the contact surface between the waterproof plug 202 and the surrounding environment of the inner wall of the housing 10 by elastic force, so as to firmly fix the waterproof plug 202 at a specified position, prevent it from loosening or accidentally falling off, and the presence of the clamp spring 204 can increase the tightness between the housing 10 and the waterproof plug 202, thereby improving the sealing effect and reducing the leakage risk of liquid, gas or other substances; and the opening of jump ring 204 is U type structure, and U type structure size is than the through-hole size on the waterproof end cap 202 is little less than simultaneously, the internal diameter of draw-in groove is less than the external diameter of spliced pole 201 tip, consequently, jump ring 204 still can with the head of spliced pole 201 blocks, so as to prevent spliced pole 201 with waterproof end cap 202 breaks away from.

Referring to fig. 2 and 4, a sealing ring 203 is sleeved on the waterproof plug 202, and the sealing ring 203 abuts between the waterproof plug 202 and the housing 10.

The seal 203 is an annular rubber seal that is commonly used to provide a sealing effect to the bulkhead 202 or other connection site. The seal 203 functions to create a closed environment at the junction and prevent leakage or permeation of liquids, gases, or other substances from the junction. The seal 203 has elasticity and can adapt to uneven or irregular surfaces, and an effective seal is formed by compression deformation. In this embodiment, the waterproof plug 202 is disposed between the periphery of the waterproof plug 202 and the inner wall of the housing 10, and after the waterproof plug 202 is assembled and screwed, the waterproof plug is pushed tightly by the pressure of the screw, so that a good sealing effect is achieved. In addition, the seal ring 203 is generally made of an oil-resistant and wear-resistant rubber material, and has good elasticity, high temperature resistance, chemical resistance and other properties, so that reliable sealing can be provided in various environments. The purpose of the sealing ring 203 sleeved on the waterproof plug 202 is to ensure the waterproof effect of the joint of the waterproof plug 202 and the housing 10, and avoid leakage or infiltration, and the waterproof plug 202 and the waterproof plug 20 are matched, so that the waterproof effect of the waterproof structure for the electronic product interface is further improved.

Referring to fig. 2 and 4, the waterproof plug 20 includes a soft adhesive layer 205 connected with the mounting groove 101 in an interference fit manner, and a hard shell layer 206 is further added on the outer side of the soft adhesive layer 205. The soft adhesive layer 205 and the hard shell layer 206 are combined together in an in-mold injection molding manner, the shape of the soft adhesive layer 205 can be set according to the shape of the interface on the shell 10, so that the interface is shielded and sealed, the shape of the hard shell layer 206 can be set according to the shape of the mounting groove 101, that is, the shape of the periphery of the interface can be set, the size of the area is generally slightly larger than that of the interface, so that the hard shell layer 206 is covered on the soft adhesive layer 205, the interface is further shielded and sealed, and the waterproof and dustproof effects of the position of the interface are improved.

Specifically, the soft rubber layer 205 is configured as a structure made of TPU or silica gel, and is in interference fit with the housing 10, so as to ensure waterproof performance. The hard shell 206 and the housing 10 are both provided as a structure of hard plastic material or hardware material. The hard shell layer 206 is made of a material consistent with the shell 10, so that the texture and the color of the product are consistent.

Referring to fig. 3 and 4, a groove 1012 is formed in an end of the mounting groove 101 away from the through hole 1011. The end of the waterproof plug 20 adjacent to the recess 1012 is provided with a locking portion 2061. Corresponding to the characteristic that the waterproof plug 20 needs to be frequently removed and assembled, the groove 1012 is disposed at one end of the mounting groove 101, and the fastening portion 2061 is disposed at a position of the hard shell 206 corresponding to the groove 1012, so as to facilitate the user to pull out the waterproof plug 20.

Specifically, the grooves 1012 are arranged in a semicircular configuration. The semicircular structure is matched with the structure at the top of the finger of the human body, so that a user can easily pull out the waterproof plug 20 by using the finger, in addition, the semi-arc structure opening of the groove 1012 faces the mounting groove 101 and the waterproof plug 20, and an arc slope is formed by the semi-arc structure opening, so that the design is more beneficial to the user to pull out the waterproof plug 20 by matching the finger or a tool.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. The waterproof structure for the electronic product interface comprises a shell and a waterproof plug, and is characterized in that a mounting groove for mounting the waterproof plug is concavely formed in the shell, and the waterproof plug is arranged in the mounting groove and connected with the mounting groove in an interference fit manner; the waterproof plug is provided with a connecting column for preventing the connecting column from falling off from the mounting groove, the mounting groove is provided with a through hole for the end part of the connecting column to pass through, the waterproof plug connected with the end part of the connecting column is arranged in the shell, and the connecting column passes through one side of the through hole to be provided with a clamp spring for preventing the connecting column from falling off from the through hole.

2. The waterproof structure for an electronic product interface of claim 1, wherein the perforation is provided as a gourd hole, the gourd hole comprises a large hole and a small hole, the connecting column is provided in a T-shaped structure, the outer diameter of the end of the connecting column is smaller than the inner diameter of the large hole of the gourd hole, and the outer diameter of the end of the connecting column is larger than the inner diameter of the small hole of the gourd hole.

3. The waterproof structure for an electronic product interface as claimed in claim 2, wherein said clip spring is provided with a clamping groove which is clamped with said connecting post main body portion, and an inner diameter of said clamping groove is smaller than an outer diameter of said connecting post end portion.

4. The waterproof structure for an electronic product interface of claim 1, wherein a sealing ring is sleeved on the waterproof plug, and the sealing ring is abutted between the waterproof plug and the housing.

5. The waterproof structure for an electronic product interface of claim 1, wherein the waterproof plug comprises a soft adhesive layer in interference fit connection with the mounting groove, and a hard shell layer is additionally arranged on the outer side of the soft adhesive layer.

6. The waterproof structure for an electronic product interface as claimed in claim 5, wherein said soft gel layer is provided as a structure made of TPU or silica gel.

7. The waterproof structure for an electronic product interface as recited in claim 5, wherein said hard shell layer and said housing are both provided as a structure made of hard plastic material.

8. The waterproof structure for an electronic product interface as recited in claim 1, wherein one end of said mounting groove away from said through hole is provided with a groove.

9. The waterproof structure for an electronic product interface as claimed in claim 8, wherein said grooves are provided in a semicircular structure.

10. The waterproof structure for an electronic product interface as claimed in claim 8, wherein one end of said waterproof plug adjacent to said recess is provided with a locking position.