CN218388207U

CN218388207U - Automatic exhaust structure of waterproof case

Info

Publication number: CN218388207U
Application number: CN202221561324.9U
Authority: CN
Inventors: 李阎; 冀松峰; 谭文广
Original assignee: Foshan Weifan Technology Co ltd
Current assignee: Foshan Weifan Technology Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2023-01-24
Anticipated expiration: 2032-06-22

Abstract

The utility model discloses an automatic exhaust structure of a waterproof shell, which comprises a shell, wherein a placing cavity, an exhaust port, a PCB (printed circuit board), a micro switch and an air pump are arranged in the shell; wherein: the exhaust port is provided with a fixed seat, a sealing knob and an exhaust valve core; the fixed seat is provided with an exhaust through cavity; in addition, the PCB is provided with a wireless module; the exhaust valve core is linked with the sealing knob, and a triggering part capable of selectively triggering the microswitch is arranged on the exhaust valve core. Therefore, the automatic exhaust structure with the electronic signal detection function is designed, so that the automatic exhaust function of the electronic equipment waterproof shell is realized, and meanwhile, the electronic signal detection function is realized; the design of the product is more humanized, and the problem that the product leaks underwater due to the fact that people do not pay attention to the opening state of the sealing structure is avoided.

Description

Automatic exhaust structure of waterproof case

Technical Field

The utility model relates to an electronic product waterproof cover field especially relates to an automatic exhaust structure of waterproof cover.

Background

At present, electronic equipment waterproof shells on the market are provided with a structural device for extracting internal air and an electronic display, so that whether air pressure change occurs in a sealed shell or not is detected and observed, and whether air leakage occurs or not is judged to cause poor shell tightness, and the waterproof shell is used as a basis for water leakage possibly when being used underwater.

However, when the waterproof case of the electronic device extracts the air in the case in the market at present, a manual air pump needs to be purchased separately and then installed on the case for operation, and the air pump needs to be detached and stored after the air in the case is extracted, so that inconvenience is brought to a user in use and carrying.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects and shortcomings of the prior art, the utility model provides an automatic exhaust structure of a waterproof shell, which realizes the automatic exhaust function of the waterproof shell of electronic equipment and has the function of detecting electronic signals by designing the automatic exhaust structure of the waterproof shell; the design of the product is more humanized, and the problem that people do not pay attention to the opening state of the sealing structure to cause the product to leak underwater is avoided.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an automatic exhaust structure of a waterproof shell comprises a shell, wherein a placing cavity for placing an electronic product, an exhaust port for exhausting air in the placing cavity, a PCB (printed circuit board), a microswitch and an air pump are arranged in the shell; the air inlet end of the air pump is communicated with the placing cavity, and the air outlet end of the air pump is communicated with the air outlet; the PCB is electrically connected with the microswitch and the air pump; wherein:

the exhaust port is provided with a fixed seat, a sealing knob and an exhaust valve core; the fixed seat is provided with an exhaust through cavity, the sealing knob is arranged at an opening at the outer side of the exhaust through cavity, and the exhaust valve core is arranged at an opening at the inner side of the exhaust through cavity; the exhaust end of the air pump is connected with the exhaust valve core;

the PCB is provided with a wireless module for wireless communication connection with other electronic equipment; the exhaust valve core is linked with the sealing knob, and a trigger part capable of selectively triggering the microswitch is arranged on the exhaust valve core.

As a preferable scheme, the sealing knob is provided with an external thread, and an internal thread matched with the external thread is arranged in the exhaust through cavity; and a sealing ring is arranged between the outer side wall of the sealing knob and the inner side wall of the fixed seat.

Preferably, the sealing knob is provided with a limiting cap for limiting the outer opening of the exhaust through cavity.

Preferably, the sealing knob is provided with a mounting groove for mounting the sealing ring.

As a preferable scheme, when the sealing knob and the fixed seat are in a screwed state, the exhaust valve core does not trigger the microswitch; when the sealing knob and the fixing seat are in a non-screwed state, the exhaust valve core triggers the microswitch, and the microswitch sends a trigger signal to the PCB.

Preferably, the trigger part includes an arc-shaped recess and a trigger inclined wall extending from one end of the arc-shaped recess.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, concretely speaking, according to the technical scheme, the utility model mainly realizes the automatic exhaust function of the electronic equipment waterproof shell and has the electronic signal detection function through designing the automatic exhaust structure of the waterproof shell; the design of the product is more humanized, and the problem that the product leaks underwater due to the fact that people do not pay attention to the opening state of the sealing structure is solved;

and simultaneously, the utility model discloses an exhaust structural design is more reasonable, and for some waterproof casings of buying manual air pump alone and bleeding on the market, it is more convenient to use, does not have the trouble of dismouting yet.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

FIG. 3 is an enlarged partial schematic view of FIG. 2;

FIG. 4 is a schematic cross-sectional view of an embodiment of the present invention;

FIG. 5 is an enlarged partial schematic view of FIG. 4;

fig. 6 is a partial cross-sectional view of an embodiment of the present invention.

The attached drawings indicate the following:

10. a housing; 20. a PCB board; 30. a microswitch; 40. an air pump; 51. a fixed seat; 52. sealing the knob; 521. a limiting cap; 522. installing a groove; 523. rotating the convex strips; 53. an exhaust valve core; 531. an arc-shaped notch; 532. triggering the inclined wall; 60. and (5) sealing rings.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiment is only a preferred embodiment of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, an automatic exhaust structure of a waterproof case in an embodiment of the present invention includes a case 10, a placing cavity for placing an electronic product, an exhaust port for placing the cavity for exhausting, a PCB 20, a micro switch 30, and an air pump 40 are provided in the case 10; the air inlet end of the air pump 40 is communicated with the placing cavity, and the air outlet end of the air pump 40 is communicated with the air outlet; the PCB 20 is electrically connected with the microswitch 30 and the air pump 40; wherein:

a fixed seat 51, a sealing knob 52 and an exhaust valve core 53 are arranged at the exhaust port; the fixed seat 51 is provided with an exhaust through cavity, the sealing knob 52 is arranged at an outer opening of the exhaust through cavity, and the exhaust valve core 53 is arranged at an inner opening of the exhaust through cavity; and, the exhaust end of the air pump 40 is connected to the exhaust valve core 53;

the PCB 20 is provided with a wireless module for wireless communication connection with other electronic equipment; the exhaust valve core 53 is linked with the sealing knob 52, and a triggering part which can selectively trigger the microswitch 30 is arranged on the exhaust valve core 53.

When exhausting, the sealing knob 52 is rotated (clockwise), at the moment, an exhaust gap is kept between the knob and the exhaust through cavity of the fixed seat 51, and the air pump 40 is started, so that the air in the placing cavity is exhausted to the outside from the exhaust valve core 53 and the exhaust through cavity in sequence; at this time, the exhaust valve core 53 contacts with the microswitch 30 to trigger the microswitch 30, the microswitch 30 sends a trigger signal to the PCB 20, and the PCB 20 sends a related reminding signal to other electronic devices; other electronic equipment can remind the user in a screen display mode, and the exhaust structure is in an open state at the moment; the specific display mode includes but is not limited to icon, image and text mode; the other electronic device may be a mobile phone, a tablet computer, a display monitor.

When the exhaust cavity is closed, the sealing knob 52 is rotated (anticlockwise), and the outer opening of the exhaust cavity is closed by the knob; and the exhaust valve spool 53 and the microswitch 30 are in a non-contact state; at this time, the micro switch 30 is bounced and sends a relevant signal to other electronic devices; other electronic equipment can remind the user in a screen display mode, and the exhaust structure is in a closed state at the moment, so that the user can operate the product safely; the specific display mode includes but is not limited to icon, image and text mode; the other electronic device may be a mobile phone, a tablet computer, a display monitor.

Specifically, the method comprises the following steps:

the sealing knob 52 is provided with an external thread, and an internal thread matched with the external thread is arranged in the exhaust through cavity; and a sealing ring 60 is preferably arranged between the outer side wall of the sealing knob 52 and the inner side wall of the fixed seat 51; when the sealing knob 52 is in a tightened state, the sealing ring 60 is tightly positioned between the sealing knob 52 and the exhaust through cavity; when the sealing knob 52 is unscrewed, the sealing ring 60 is separated from the exhaust through cavity for a certain distance, so that the subsequent exhaust work can be realized.

Further, the sealing knob 52 has a limiting cap 521 for limiting the outer opening of the exhaust through cavity. The outside of the limiting cap 521 also extends to form a rotary raised line 523 convenient for human hands to act.

Preferably, the sealing knob 52 is provided with a mounting groove 522 for mounting the sealing ring 60; thus, the mounting stability of the seal ring 60 is higher.

Further, the trigger part includes an arc-shaped recess 531 and a trigger slant wall 532 extending from one end of the arc-shaped recess 531.

The utility model is mainly designed to realize the automatic exhaust function of the waterproof shell of the electronic equipment and also has the function of electronic signal detection by designing the automatic exhaust structure of the waterproof shell; the design of the product is more humanized, and the problem that the product leaks underwater due to the fact that people do not pay attention to the opening state of the sealing structure is solved;

and simultaneously, the utility model discloses an exhaust structure design is more reasonable, for some waterproof casings of buying manual air pump alone on the market and bleeding, it is more convenient to use, does not have the trouble of dismouting yet.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides an automatic exhaust structure of waterproof case which characterized in that: the electronic product packaging device comprises a shell, wherein a placing cavity for placing an electronic product, an exhaust port for exhausting air in the placing cavity, a PCB (printed circuit board), a microswitch and an air pump are arranged in the shell; the air inlet end of the air pump is communicated with the placing cavity, and the air outlet end of the air pump is communicated with the air outlet; the PCB is electrically connected with the microswitch and the air pump; wherein:

a fixed seat, a sealing knob and an exhaust valve core are arranged at the exhaust port; the fixed seat is provided with an exhaust through cavity, the sealing knob is arranged at an opening at the outer side of the exhaust through cavity, and the exhaust valve core is arranged at an opening at the inner side of the exhaust through cavity; the exhaust end of the air pump is connected to the exhaust valve core;

2. The automatic venting structure of a waterproof case according to claim 1, wherein: the sealing knob is provided with an external thread, and an internal thread matched with the external thread is arranged in the exhaust through cavity; and a sealing ring is arranged between the outer side wall of the sealing knob and the inner side wall of the fixed seat.

3. The automatic venting structure of a waterproof case according to claim 2, wherein: the sealing knob is provided with a limiting cap used for limiting the outer opening of the exhaust through cavity.

4. The automatic venting structure of a waterproof case according to claim 2, wherein: and the sealing knob is provided with a mounting groove for mounting the sealing ring.

5. The automatic air-release structure of a waterproof case according to claim 2, characterized in that: when the sealing knob and the fixed seat are in a screwed state, the exhaust valve core does not trigger the microswitch; when the sealing knob and the fixing seat are in a non-screwed state, the exhaust valve core triggers the microswitch, and the microswitch sends a trigger signal to the PCB.

6. The automatic air-release structure of a waterproof case according to claim 5, wherein: the trigger part comprises an arc-shaped notch and a trigger inclined wall extending from one end of the arc-shaped notch.