CN114442743B - Interface protection structure and mobile terminal - Google Patents

Abstract

The application provides an interface protection structure and a mobile terminal, wherein the interface protection structure comprises a shell, an inner cover and an outer cover; the shell is provided with a plug hole; the inner cover is arranged on the shell and is provided with a sealing part capable of sealing the plugging hole of the sealing cover; the outer cover is detachably arranged on the shell, is positioned on one side of the inner cover, which is away from the plug hole, and is at least arranged corresponding to the sealing part so as to at least stop the sealing part from being separated from the plug hole outwards. This scheme guarantees good dustproof and waterproof performance through the cooperation of enclosing cover and inner cup, improves the life of inner cup simultaneously, and the user of being convenient for obtains the better use and experiences.

Description

Interface protection structure and mobile terminal

Technical Field

The present application relates to the field of interface protection technologies, and in particular, to an interface protection structure and a mobile terminal.

Background

In the existing reinforced mobile computers such as reinforced handheld terminals, reinforced flat terminals and reinforced notebook computers, an interface protection cover is covered above the exposed opening correspondingly, so that possible invasion of external sundries, moisture, dust and the like is prevented, and a good dustproof and waterproof sealing effect is achieved. However, the existing interface protection mostly uses TPU (thermoplastic polyurethane elastomer rubber) double-color mold soft and hard glue to directly plug into the opening, has a single structure and poor sealing effect, and easily causes the plug to be broken in the uncapping process, so that the use experience of a user is poor.

Disclosure of Invention

The application mainly aims to provide an interface protection structure and a mobile terminal, and aims to solve the technical problems that the prior interface protection is single in structure, poor in sealing effect and poor in user experience caused by the fact that a plug is easily broken in the process of opening a cover by directly plugging soft and hard glue of a TPU (thermoplastic polyurethane) double-color die into the opening.

To achieve the above object, the present application provides an interface protection structure, including:

a housing formed with a plug hole;

an inner cover provided on the housing, the inner cover being formed with a sealing portion capable of sealing the insertion hole; the method comprises the steps of,

the outer cover is detachably arranged on the shell, is positioned on one side, deviating from the plug hole, of the inner cover, and at least corresponds to the sealing part, so that the sealing part is at least stopped from being separated from the plug hole outwards.

Further, the shell is provided with a buckling part;

the outer cover is provided with a clamping part matched with the buckling part, and the outer cover is movably arranged along the length direction of the outer cover so as to have a first position where the clamping part is clamped on the buckling part and a second position where the clamping part is separated from the buckling part.

Further, a clamping protrusion is arranged on one side of the outer cover in the length direction, and the clamping portion comprises the clamping protrusion;

the inserting hole is close to the side wall of the clamping protrusion, a clamping groove is concavely formed in the inserting hole, the buckling part comprises the clamping groove, the clamping protrusion is clamped in the clamping groove when in the first position, and the clamping protrusion is separated from the clamping groove when in the second position.

Further, the inner cover is provided with a limiting part, the outer cover is provided with a matching part, and the limiting part is matched with the matching part when in the first position so as to limit the outer cover to move from the first position to the second position.

Further, the limiting part comprises a limiting bone arranged on one side of the inner cover, which is close to the outer cover, and the limiting bone is arranged in an extending manner along the width direction of the inner cover;

the cooperation portion is including locating the enclosing cover is close to the cooperation bone of inner cup one side, the cooperation bone is followed the width direction extension setting of enclosing cover, the width direction of enclosing cover with the width direction of inner cup is unanimous when the first position, spacing bone is located the cooperation bone deviates from one side of first position, in order to restrict the enclosing cover is from the first position activity extremely the second position.

Further, a groove is concavely formed in the side face, opposite to the inner cover, of the outer cover, and the matching bone is arranged at the bottom of the groove.

Further, the limit bone is arranged in a semi-cylinder shape, and one side of the limit bone, facing the outer cover, is an arc-shaped surface; and/or the number of the groups of groups,

the matched bone is semi-cylindrical, and one side of the matched bone, which faces the inner cover, is an arc-shaped surface.

Further, waterproof silica gel or waterproof foam is arranged on one side of the sealing part facing the plug hole.

Further, the inner cover is made of polypropylene; and/or the number of the groups of groups,

the outer cover is made of terpolymer of acrylonitrile, butadiene and styrene, polycarbonate or aluminum alloy.

In addition, the application also provides a mobile terminal comprising the interface protection structure.

In the application, the sealing part seals and covers the plug hole so as to prevent external dust and water from entering the mobile terminal through the plug hole. The outer cover is detachably arranged on the shell and can be arranged corresponding to the sealing part, so that when the outer cover is arranged on the shell, the outer cover limits the sealing part to be separated from the plug hole outwards, and the risk that the sealing part is separated from the plug hole is reduced; and after the outer cover is detached from the housing, the sealing part can be naturally separated from the insertion hole, so that a user can use the connecting terminal. According to the scheme, the outer cover is matched with the inner cover, so that good dustproof and waterproof performance is guaranteed, the service life of the inner cover is prolonged, and a user can obtain better use experience.

Drawings

In order to more clearly illustrate the embodiments of the present application 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 application, 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 an exploded view of one embodiment of an outer cap and an inner cap of the interface guard structure of the present application;

FIG. 2 is a schematic cross-sectional view of the outer cap of FIG. 1 assembled with the inner cap;

FIG. 3 is a schematic partial cross-sectional view of the interface guard structure of FIG. 1;

FIG. 4 is an exploded view of the outer cap and the inner cap of FIG. 1 at another angle;

FIG. 5 is an exploded view of another embodiment of the interface guard structure of the present application;

FIG. 6 is a schematic view illustrating the assembly of the outer cap and the inner cap of FIG. 5;

FIG. 7 is an exploded view of the outer cap and the inner cap of FIG. 5;

FIG. 8 is a schematic perspective view of a further embodiment of an inner cap of the interface guard structure of the present application;

FIG. 9 is a schematic view of the housing in the interface guard structure of FIG. 8;

FIG. 10 is an enlarged schematic view of FIG. 8 at A;

FIG. 11 is a schematic view (partially) of a buckle and a buckle portion of the interface protection structure of FIG. 8;

fig. 12 is a schematic perspective view of the fastening portion in fig. 11.

Reference numerals illustrate:

the achievement of the objects, functional features and advantages of the present application 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 application 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 application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

In the case where a directional instruction is involved in the embodiment of the present application, the directional instruction is merely used to explain the relative positional relationship, movement condition, etc. between the components in a specific posture, and if the specific posture is changed, the directional instruction is changed accordingly.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, 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, 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 application.

The existing interface protection mostly uses TPU (thermoplastic polyurethane elastomer rubber) bicolor mould soft and hard glue to directly plug into the opening, has single structure and poor sealing effect, and easily causes the plug to be broken in the uncapping process, so that the use experience of a user is poor.

In view of the above, the application provides an interface protection structure and a mobile terminal, which aim to solve the technical problems that the prior interface protection mostly uses TPU (thermoplastic polyurethane) bicolor mold soft and hard glue to be directly plugged into an opening, the structure is single, the sealing effect is poor, and a plug is easily broken in the process of opening a cover, so that the use experience of a user is poor. Fig. 1 to 12 are diagrams illustrating an interface protection structure and a mobile terminal according to an embodiment of the present application.

Referring to fig. 1 to 3, the interface protection structure 100 provided by the present application includes a housing 1, an inner cover 2, and an outer cover 3, wherein the housing 1 is formed with a plugging hole 11; the inner cover 2 is arranged on the shell 1, and a sealing part 21 capable of sealing and covering the plug hole 11 is formed on the inner cover 2; the outer cover 3 is detachably mounted on the housing 1, and the outer cover 3 is located at one side of the inner cover 2 away from the plug hole 11 and at least corresponds to the sealing portion 21, so as to at least stop the sealing portion 21 from being separated from the plug hole 11 outwards.

In the present application, the sealing portion 21 seals the plugging hole 11 to prevent external dust and water from entering the mobile terminal through the plugging hole 11. Further, since the outer cover 3 is detachably mounted on the housing 1 and can be disposed corresponding to the sealing portion 21, when the outer cover 3 is mounted on the housing 1, the outer cover 3 limits the sealing portion 21 to be separated from the plugging hole 11 outwards, so as to reduce the risk of separating the sealing portion 21 from the plugging hole 11; and after the outer cover 3 is detached from the housing 1, the sealing part 21 can be naturally separated from the insertion hole 11, so that a user can use the connection terminal. This scheme passes through enclosing cover 3 with the cooperation of inner cup 2 guarantees good dustproof and waterproof performance, improves simultaneously inner cup 2's life, the user of being convenient for obtains the better use and experiences.

The housing 1 is a mobile terminal housing. The connection form between the inner lid 2 and the housing 1 is not limited, as long as the sealing portion 21 can seal and cover the insertion hole 11. Specifically, the inner cover 2 is made of flexible materials, one end of the inner cover is fixed to the housing 1 through a screw connector, and the outer cover 3 is arranged on one side, away from the plug hole 11, of the inner cover 2.

Specifically, referring to fig. 3 and 4, the housing 1 is provided with a fastening portion 12; the outer cover 3 is provided with an engaging portion 31 engaged with the engaging portion 12, and the outer cover 3 is movably disposed along a length direction thereof so as to have a first position where the engaging portion 31 is engaged with the engaging portion 12 and a second position where the engaging portion 31 is disengaged from the engaging portion 12. Thus, the outer cover 3 moves back and forth between the first position and the second position to open and close the plugging hole 11. Specifically, the outer cover 3 is at the first position, and the engaging portion 31 is engaged with the fastening portion 12, so that the outer cover 3 is mounted on the housing 1, thereby preventing the sealing portion 21 from being separated from the plugging hole 11, so as to ensure the dustproof and waterproof performance of the plugging hole 11. When the outer cover 3 is in the second position, the engaging portion 31 is disengaged from the engaging portion 12, so that the outer cover 3 can be detached from the housing 1. Because the inner cover 2 is made of flexible material, the plug hole 11 can be opened by pulling the outer cover 3 or the end of the inner cover 2 away from the screw-connection part.

In addition, a push-pull part is further arranged on one side of the outer cover 3 away from the inner cover 2 in a protruding mode, so that the outer cover 3 is driven to move by driving the push-pull part.

The arrangement form of the engaging portion 31 and the engaging portion 12 is not limited as long as the engaging at the first position and the disengaging at the second position can be achieved. The magnetic attraction part and the adsorption part can be matched, and other forms can also be adopted. Specifically, a clamping protrusion 311 is provided on one side of the outer cover 3 in the length direction, and the clamping portion 31 includes the clamping protrusion 311; the plugging hole 11 is provided with a concave clamping groove 121 near the side wall of the clamping protrusion 311, the buckling part 12 comprises the clamping groove 121, the clamping protrusion 311 is clamped in the clamping groove 121 in the first position, and the clamping protrusion 311 is separated from the clamping groove 121 in the second position.

Thus, the detachable connection of the outer cover 3 and the housing 1 is achieved by the engagement of the snap projection 311 with the snap groove 121. It is to be understood that the number of the protruding portions 311 is not limited, and may be plural or one. Specifically, two protruding 311 of card is equipped with two, two protruding 311 of card is followed the width direction interval setting of enclosing cover 3, draw-in groove 121 is equipped with one, two draw-in groove 121 block simultaneously in one draw-in groove 121, during the production, can with two the protruding 311 of card deviates from the distance setting slightly more than the slot width of draw-in groove 121 between one side, in order to improve protruding 311 of card with the chucking degree of draw-in groove 121.

Further, the inner cover 2 is provided with a limiting portion, the outer cover 3 is provided with a matching portion, and when in the first position, the limiting portion is matched with the matching portion so as to limit the outer cover 3 to move from the first position to the second position. The present solution is configured to further ensure the firmness of the outer cover 3 when the outer cover is mounted on the housing 1 by the cooperation of the limiting portion and the cooperation portion, so as to avoid the accidental detachment of the clamping protrusion 311 and the clamping groove 121, thereby affecting the sealing performance of the sealing portion 21.

Still further, referring to fig. 3 and 4, the limiting portion includes a limiting rib 22 disposed on a side of the inner cover 2 adjacent to the outer cover 3, and the limiting rib 22 extends along a width direction of the inner cover 2; the cooperation portion is including locating the enclosing cover 3 is close to cooperation bone 32 of inner cup 2 one side, cooperation bone 32 is followed the width direction extension setting of enclosing cover 3, the width direction of enclosing cover 3 with the width direction of inner cup 2 is unanimous when in the first position, spacing bone 22 is located cooperation bone 32 deviates from one side of first position, in order to restrict enclosing cover 3 is from the first position activity to the second position. Specifically, the stopper rib 22 and the mating rib 32 have an overlapping region in the thickness direction of the outer lid 3. Furthermore, in one embodiment, the spacing bone 22 and/or the mating bone 32 are elastomeric materials.

The waterproof rib 111 is provided on the periphery of the end of the insertion hole 11 near the inner cap 2 toward the inner cap 2, the sealing portion 21 seals the insertion hole 11, and the waterproof rib 111 abuts against the sealing portion 21 toward the insertion hole 11, so as to improve the dustproof and waterproof performance.

The process of matching the outer cap 3 with the inner cap 2 is as follows:

sealing state: when the outer cover 3 moves from the second position to the first position, the engaging rib 32 moves to a side of the limit rib 22 near the first position, and at this time, the locking protrusion 311 is locked in the locking groove 121, so that the outer cover 3 is fixed to the housing 1, and the sealing portion 21 is further limited to be separated from the plugging hole 11 outwards by the outer cover 3. At the same time, the limit bone 22 limits the movement of the mating bone 32 from the first position to the second position, so that the outer cover 3 is in a locked state fixed with the housing 1. At this time, the sealing portion 21 seals and covers the plugging hole 11, and is pressed against the waterproof bone 111, so as to achieve a good dustproof and waterproof effect.

Open state: by applying an external force, the outer cover 3 is moved from the first position to the second position, and when the outer cover 3 is moved to the second position, the engaging bone 32 spans the spacing bone 22 to be located at a side of the spacing bone 22 away from the first position. Meanwhile, the locking protrusion 311 is separated from the locking groove 121, and at this time, the outer cap 3 is in an opened state detached from the housing 1, and a user may open the insertion hole 11 by pulling the inner cap 2 or the end of the outer cap 3 away from the screw.

Further, referring to fig. 3, in order to improve the integration of the interface protection structure 100, a groove 33 is concavely formed on a side surface of the outer cover 3 opposite to the inner cover 2, and the engaging rib 32 is disposed at a bottom of the groove 33. By providing the groove 33 to reduce the gap between the outer cap 3 and the inner cap 2, on one hand, the sealing performance can be improved, and on the other hand, the integration level of the interface protection structure 100 is improved, so as to reduce the volume of the interface protection structure 100. It will be appreciated that, to further improve the integration of the interface protection structure 100, the height of the engaging rib 32 is smaller than the depth of the groove 33, and the spacing rib 22 extends into the groove 33, and there is an overlapping area between the spacing rib 22 and the engaging rib 32 in the thickness direction of the outer cover 3.

Further, based on the fact that the limiting part comprises limiting ribs 22 arranged on one side of the inner cover 2 close to the outer cover 3, the limiting ribs 22 are arranged in an extending mode along the width direction of the inner cover 2; the engaging portion includes an engaging rib 32 disposed on one side of the outer cover 3 near the inner cover 2, the engaging rib 32 extends along a width direction of the outer cover 3, the width direction of the outer cover 3 is consistent with the width direction of the inner cover 2, and in the first position, the limit rib 22 is disposed on one side of the engaging rib 32 away from the first position, so as to limit the outer cover 3 from moving from the first position to the second position ", so that the outer cover 3 can move between the first position and the second position, the limit rib 22 is disposed in a semi-cylinder, and one side of the limit rib facing the outer cover 3 is an arc surface; and/or, the matching bone 32 is semi-cylindrical, and its side facing the inner cap 2 is curved. This scheme is through will spacing bone 22 orientation one side of enclosing cover 3 is the arcwall face setting, and/or will cooperation bone 32 orientation one side of enclosing cover 2 is the arcwall face setting, in order to improve when guaranteeing spacing function cooperation bone 32 strides smooth degree when spacing bone 22, and then improves user experience.

Further, an elastic membrane 23 is disposed on a side of the sealing portion 21 facing the plugging hole 11, and the sealing performance of the interface protection structure 100 is improved by matching the elastic membrane 23 with the waterproof bone 111. It is to be understood that the arrangement form of the elastic membrane 23 is not limited, and may be waterproof silica gel or waterproof foam. That is, a waterproof silica gel or a waterproof foam is disposed on a side of the sealing portion 21 facing the plugging hole 11, so as to improve the dustproof and waterproof effect of the sealing portion 21 on the plugging hole 11.

Further, in order to facilitate the opening of the inner cap 2 from the insertion hole 11 and improve the service life of the interface protection structure 100, the inner cap 2 is made of polypropylene (PP material); and/or the material of the outer cover 3 is a terpolymer (ABS material) of acrylonitrile, butadiene and styrene, polycarbonate (PC material) or aluminum alloy.

In addition, in another embodiment, referring to fig. 5 to 7, one of the inner cap 2 and the outer cap 3 is provided with a sliding slot 241, and the other is provided with a sliding rail 34, and the sliding slot 241 and the sliding rail 34 are disposed to extend along the length direction of the outer cap 3, so that the outer cap 3 can move along the length direction thereof. The outer cover 3 is matched with the sliding rail 34 through the sliding groove 241 between the outer cover 3 and the inner cover 2, so that the outer cover 3 moves along the length direction of the outer cover, and the movable sliding rail is simple in structure, saves cost and is reliable in movement.

Specifically, the inner lid 2 is provided with mounting portions 24 protruding toward the outer lid 3 at both ends in the width direction thereof, and the side of each of the mounting portions 24 facing the opposite mounting portion 24 is provided with the slide groove 241 in a concave manner; the outer lid 3 is provided with the slide rails 34 on both sides in the width direction thereof, and the width direction of the outer lid 3 coincides with the width direction of the inner lid 2. In this embodiment, the sliding groove 241 is provided on the mounting portion 24, and the sliding rail 34 is provided on two ends of the outer cover 3 in the width direction, so that the inner cover 2 and the outer cover 3 are more attractive in fit. Meanwhile, the sliding groove 241 is formed in the mounting portion 24, so that the side wall of the sliding groove 241 can be utilized to limit the sliding rail 34, the sliding of the outer cover 3 from sliding off the sliding rail 34 is avoided, and convenience of the interface protection structure 100 is improved.

Further, in the present embodiment, the inner lid 2 is provided with a plurality of the mounting portions 24 at each end in the width direction thereof, and the plurality of the mounting portions 24 at each end are provided at intervals along the length direction of the inner lid 2; the outer cover 3 is provided with a plurality of slide rails 34 on each side in the width direction thereof, and the plurality of slide rails 34 are arranged in one-to-one correspondence with the plurality of slide grooves 241. By providing a plurality of the mounting portions 24 and correspondingly providing a plurality of the slide rails 34, the outer cap 3 and the inner cap 2 are more stably matched, and the risk that the outer cap 3 is separated from the inner cap 2 is reduced.

Further, the outer cover 3 is provided with a fixing portion 35 corresponding to the mounting portion 24, one end of the fixing portion 35 away from the outer cover 3 is bent towards the inner cover 2 to form a bending portion 36, a connection portion between the fixing portion 35 and the bending portion 36 is provided with an elongated groove 37 in a penetrating manner along a thickness direction of the outer cover 3, and a length direction of the elongated groove 37 is consistent with a length direction of the outer cover 3; the mounting portion 24 is movably disposed in the elongated slot 37, and the inner side of the mounting portion 24 is abutted against the outer side of the bending portion 36; wherein the sliding rail 34 is arranged at the bottom of the long groove 37.

In this embodiment, the mounting portion 24 is inserted into the elongated slot 37 and moves along the length direction of the elongated slot 37. Meanwhile, the inner side of the mounting portion 24 abuts against the outer side of the fixing portion 35, so as to limit the outer cap 3 from being separated from the inner cap 2, and ensure that the outer cap 3 can be normally slidably disposed along the length direction of the outer cap 2. In addition, the sliding rail 34 is arranged at the bottom of the long groove 37, so that the inner cover 2 and the outer cover 3 are matched more compactly.

In the present embodiment, the inner lid 2 is provided with two mounting portions 24 at each end in the width direction thereof, and the two mounting portions 24 at each end are spaced apart in the longitudinal direction of the inner lid 2. Two slide rails 34 are correspondingly arranged at each end of the outer cover 3 in the width direction, one fixing portion 35 is arranged at each end of the outer cover, and one mounting portion 24 is correspondingly arranged at each end of the inner cover 2 in the width direction, so that cost is saved.

Further, to facilitate the installation of the sliding rail 34 on the sliding groove 241, in this embodiment, the sliding rail 34 is made of an elastic material. In this way, when the inner lid 2 and the outer lid 3 are assembled, the mounting portion 24 is provided corresponding to the slide rail 34, and the outer lid 3 is moved in a direction approaching the inner lid 2, and when the mounting portion 24 abuts against the slide rail 34, the slide rail 34 is elastically deformed until the slide rail 34 enters the slide groove 241, thereby improving convenience in assembling the inner lid 2 and the outer lid 3.

In yet another embodiment, referring to fig. 8, 9 and 11, the housing 1 is provided with a fastening portion 13, the inner cap 2 is further formed with a pressing portion 25 capable of moving along the thickness direction of the inner cap 2, wherein the pressing portion 25 is provided with a buckle 251, and has a third position and a fourth position on the moving stroke thereof, when the pressing portion 25 is in the third position, the buckle 251 is buckled with the fastening portion 13, so that the sealing portion 21 seals and covers the plugging hole 11, and when the pressing portion 25 is in the fourth position, the buckle 251 can be separated from the fastening portion 13, so that the sealing portion 21 can be separated from the plugging hole 11 outwards.

This scheme is through the drive press portion 25 activity, in order to realize buckle 251 with the lock of knot portion 13 breaks away from, and then realizes sealing portion 21 is right the sealing of spliced eye 11 is opened, can guarantee good waterproof dustproof effect, and simple structure saves the cost.

In the present embodiment, the housing 1 is provided with the fastening portion 13 and the engaging portion 12, the inner lid 2 is provided with the locking portion 251 corresponding to the fastening portion 13, and the outer lid 3 is provided with the engaging portion 31 corresponding to the engaging portion 12.

In this way, the specific process of implementing the sealing of the mobile terminal by using the interface protection structure 100 in this embodiment is as follows:

firstly, the pressing portion 25 is pressed to move along the thickness direction of the inner cap 2 until the pressing portion 25 moves to the third position, so that the buckle 251 is buckled with the buckle portion 13; at this time, the first layer of sealing is completed by the inner cap 2 under the cooperation of the snap 251 and the snap portion 13. Pushing the outer cover 3 to move along the length direction thereof to the first position, so that the engaging portion 31 engages with the engaging portion 12; at this time, the second-layer sealing is performed by the outer lid 3 in cooperation with the engagement portion 31 and the engagement portion 12.

In this scheme, through inner cup 2 with the cooperation of enclosing cover 3 realizes double seal's effect, avoids leading to connecting terminal to expose under special circumstances because of the maloperation, reduces dirt, water and passes through jack 11 gets into mobile terminal's risk improves interface protection architecture 100's security performance.

In addition, it can be understood that in the present embodiment, the opening process of the inner lid 2 and the outer lid 3 is described in the corresponding embodiment, and will not be described herein.

Further, referring to fig. 12, the fastening portion 13 includes a main body block 131, and a avoiding block 132 disposed on a side of the main body block 131 away from the inner cover 2; the buckle 251 includes a clamping block 2511 movably disposed on a side of the pressing portion 25 facing the jack 11, when the pressing portion 25 is in the third position, the clamping block 2511 moves to a side of the main body block 131 opposite to the inner cover 2 so as to be abutted to the main body block 131, when the pressing portion 25 is in the fourth position, the clamping block 2511 moves to a side of the avoiding block 132 away from the main body block 131, and is separated from the buckle portion 13 from the avoiding block 132.

In this way, when the pressing portion 25 is in the third position, the clamping block 2511 abuts against a side of the main body block 131 opposite to the inner cap 2, so as to limit the inner cap 2 from being separated from the insertion hole 11 outwards, thereby ensuring the sealing performance of the sealing portion 21 to the insertion hole 11. When the pressing portion 25 is in the fourth position, the clamping block 2511 is separated from the fastening portion 13 from the avoiding block 132, so that the inner cover 2 can be separated from the plugging hole 11 outwards, and the connection terminal in the plugging hole 11 can be used normally.

Still further, referring to fig. 10, a guiding groove 26 and a avoiding groove 27 are provided on a side of the pressing portion 25 facing the plugging hole 11, the guiding groove 26 is extended along a width direction of the inner cover 2, the avoiding groove 27 is extended along a length direction of the inner cover 2, and one end of the guiding groove 26 is communicated with one end of the avoiding groove 27; the avoiding block 132 is inclined away from the main body block 131 in a direction approaching the inner cover 2, so as to form a guiding surface corresponding to the avoiding groove 27, and when the pressing portion 25 is in the fourth position, the clamping block 2511 can move from the guiding groove 26 to the avoiding groove 27 under the guiding of the guiding surface, so as to separate from the fastening portion 13.

In this scheme, when the pressing portion 25 moves to the fourth position, the clamping block 2511 moves to the end of the avoiding block 132 away from the main body block 131, and the clamping block 2511 faces to one side of the inner cover 2 and contacts with the guiding surface, so that the clamping block 2511 can move from the guiding groove 26 to the avoiding groove 27 under the guiding of the guiding surface, and further the clamping block 2511 is separated from the fastening portion 13.

Further, referring to fig. 10 to 12, in order to enable the latch 2511 to return from the avoiding slot 27 to the guiding slot 26 for the next engagement. In this embodiment, the interface protection structure 100 further includes a reset element 4, where one end of the reset element 4 is connected to the side wall of the avoidance groove 27, and the other end of the reset element is abutted to the clamping block 2511, so that the clamping block 2511 is reset from the avoidance groove 27 to the guide groove 26. In this way, after the latch 2511 moves from the guide groove 26 to the escape groove 27 to be separated from the fastening portion 13, the latch 2511 is driven by the reset member 4 to be reset from the escape groove 27 to the guide groove 26. It is to be understood that the arrangement form of the resetting member 4 is not limited as long as the driving to reset the latch 2511 to the guide groove 26 is provided. Specifically, in this embodiment, the restoring member 4 is a first spring, one end of the first spring is connected to a side wall of the avoidance groove 27 away from the guiding side, and the other end abuts against the clamping block 2511.

Further, the interface protection structure 100 further includes an elastic member 5, where one end of the elastic member 5 is connected to a side wall of the guide groove 26, and the other end of the elastic member is connected to the clamping block 2511, so that the clamping block 2511 has a movable stroke near to and far from the fastening portion 13. In this scheme, through fixture block 2511 with elastic component 5 cooperation makes fixture block 2511 can automatic lock in main part piece 131 deviates from one side of inner cup 2, improves buckle 251 with the convenience of buckling of knot portion 13. It can be appreciated that in this embodiment, the elastic member 5 is a second spring, one end of the second spring is connected to the side wall of the guide slot 26 away from the avoidance slot 27, and the other end of the second spring is connected to the clamping block 2511, so that the clamping block 2511 elastically stretches along the length direction of the guide slot 26.

Further, in order to improve the fastening reliability of the inner cover 2 and the housing 1, in this embodiment, two clamping blocks 2511 are provided, and an elastic member 5 is provided between the two clamping blocks 2511; two buckling parts 13 and two avoiding parts are arranged corresponding to the clamping blocks 2511. Thus, the two clamping blocks 2511 move synchronously to be buckled with and separated from the corresponding buckling parts 13, so that the sealing performance of the sealing part 21 is improved, and the clamping blocks 2511 and the buckling parts 13 are buckled conveniently.

Further, in order to facilitate the movement of the latch 2511 to a side of the body block 131 facing away from the inner cap 2, in this embodiment, a side of the body block 131 facing the latch 2511 is formed with an inclined surface facing the inner cap 2; the side of the clamping block 2511 facing the main body block 131 is formed with an inclined surface facing away from the inner cap 2. In this way, when the clamping block 2511 is positioned at the side of the main body block 131 facing the inner cap 2, the pressing portion 25 is pressed, and at this time, the clamping block 2511 can automatically move to the side of the main body block 131 facing away from the inner cap 2 under the cooperation of the elastic member 5 and the corresponding hydrophilic surface.

In addition, in order to achieve the above objective, the present application further provides a mobile terminal, where the mobile terminal includes the interface protection structure 100 described in the above technical solution. It should be noted that, the detailed structure of the interface protection structure 100 of the mobile terminal may refer to the embodiment of the interface protection structure 100 described above, and will not be described herein again; because the above-mentioned interface protection structure 100 is used in the mobile terminal of the present application, the embodiments of the mobile terminal of the present application include all the technical solutions of all the embodiments of the above-mentioned interface protection structure 100, and the achieved technical effects are identical, and are not described in detail herein. Specifically, the mobile terminal includes, but is not limited to, a notebook computer, a tablet computer, and the like.

The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the scope of the application, but rather is intended to cover any equivalents of the structures or equivalent processes disclosed herein or in the alternative, which may be employed directly or indirectly in other related arts.

Claims (7)

1. An interface protection structure, comprising:

a housing formed with a plug hole;

an inner cover provided on the housing, the inner cover being formed with a sealing portion capable of sealing the insertion hole; the method comprises the steps of,

the outer cover is detachably arranged on the shell, is positioned on one side of the inner cover, which is away from the plug hole, and is at least arranged corresponding to the sealing part so as to at least stop the sealing part from being separated from the plug hole outwards;

the shell is provided with a buckling part;

the outer cover is provided with a clamping part matched with the buckling part, and the outer cover is movably arranged along the length direction of the outer cover so as to have a first position where the clamping part is clamped on the buckling part and a second position where the clamping part is separated from the buckling part;

a clamping protrusion is arranged on one side of the outer cover in the length direction, and the clamping part comprises the clamping protrusion;

the side wall of the inserting hole, which is close to the clamping protrusion, is concavely provided with a clamping groove, the buckling part comprises the clamping groove, the clamping protrusion is clamped in the clamping groove when in the first position, and the clamping protrusion is separated from the clamping groove when in the second position;

the inner cover is provided with a limiting part, the outer cover is provided with a matching part, and the limiting part is matched with the matching part when in the first position so as to limit the outer cover to move from the first position to the second position;

the shell is provided with a buckling part, the inner cover is further provided with a pressing part capable of moving along the thickness direction of the inner cover, the pressing part is provided with a buckle and is provided with a third position and a fourth position on the moving stroke of the pressing part, when the pressing part is in the third position, the buckle is buckled with the buckling part, so that the sealing part seals the sealing cover of the plug hole, when the pressing part is in the fourth position, the buckle can be separated from the buckling part, and the sealing part can be separated from the plug hole outwards.

2. The interface protection structure according to claim 1, wherein the limit portion includes a limit rib provided on a side of the inner cap adjacent to the outer cap, the limit rib extending in a width direction of the inner cap;

the cooperation portion is including locating the enclosing cover is close to the cooperation bone of inner cup one side, the cooperation bone is followed the width direction extension setting of enclosing cover, the width direction of enclosing cover with the width direction of inner cup is unanimous when the first position, spacing bone is located the cooperation bone deviates from one side of first position, in order to restrict the enclosing cover is from the first position activity extremely the second position.

3. The interface guard structure of claim 2, wherein the side of the outer cap opposite the inner cap is concavely provided with a groove, and the mating bone is disposed at the bottom of the groove.

4. The interface guard structure of claim 2 wherein the spacing rib is semi-cylindrical and has an arcuate surface on a side thereof facing the outer cover; and/or the number of the groups of groups,

the matched bone is semi-cylindrical, and one side of the matched bone, which faces the inner cover, is an arc-shaped surface.

5. The interface protection structure according to claim 1, wherein a waterproof silica gel or a waterproof foam is provided on a side of the sealing portion facing the insertion hole.

6. The interface guard structure of claim 1 wherein the inner cover is polypropylene; and/or the number of the groups of groups,

the outer cover is made of terpolymer of acrylonitrile, butadiene and styrene, polycarbonate or aluminum alloy.

7. A mobile terminal comprising an interface guard structure as claimed in any one of claims 1 to 6.