CN217644011U - Air inlet structure of waterproof shell - Google Patents
Air inlet structure of waterproof shell Download PDFInfo
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- CN217644011U CN217644011U CN202221564765.4U CN202221564765U CN217644011U CN 217644011 U CN217644011 U CN 217644011U CN 202221564765 U CN202221564765 U CN 202221564765U CN 217644011 U CN217644011 U CN 217644011U
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- air inlet
- spring needle
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- shell
- spring
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- 230000006835 compression Effects 0.000 claims abstract description 10
- 238000007906 compression Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 8
- 230000007704 transition Effects 0.000 claims description 4
- 230000010354 integration Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an air inlet structure of a waterproof shell, which comprises a shell, wherein a placing cavity for placing an electronic product is arranged in the shell; the placing cavity is communicated with an air inlet channel; wherein: the air inlet channel is provided with an air inlet fixing seat, and the air inlet fixing seat is provided with an air inlet through cavity communicated with the placing cavity and the outside; a spring needle for closing the outer opening is arranged at the outer opening of the air inlet through cavity; a compression spring for driving the spring needle to move outwards is arranged on the air inlet channel; and a lock disc which is rotatably connected with the shell is arranged on the outer side of the spring needle, and the lock disc is provided with a locking convex part used for limiting the outward movement of the spring needle and an unlocking concave part used for releasing the outward movement of the spring needle. Therefore, the air inlet structure is skillfully arranged in the waterproof shell; compared with the prior art, the integrated control system has the advantages of simpler structure, more convenient operation, good integration of components, strong stability of function realization and the like.
Description
Technical Field
The utility model relates to a waterproof case field especially relates to an air inlet structure of waterproof case.
Background
At present, waterproof shells of electronic equipment on the market are provided with a structural device for extracting internal air and an electronic display device, so that whether air pressure change is generated 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 generated in underwater use.
When the shell needs to be opened after the air in the waterproof shell is extracted, because of the relative vacuum state in the shell, the shell cannot be normally opened under the action of negative pressure, an air inlet device on the shell needs to be operated manually, so that the external air flows into the shell, the balance of the internal air pressure and the external air pressure is consistent, and the waterproof shell of the electronic equipment can be smoothly opened. However, in the market, the air inlet device for the waterproof shell of the electronic equipment has a complex structure and is complex to operate, and the waterproof shell of the electronic equipment can be finally opened by multiple actions.
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 air inlet structure of a waterproof shell, which skillfully arranges an air inlet structure in the waterproof shell; compared with the prior art, the multifunctional integrated circuit has the advantages of simpler structure, more convenient operation, good integration of components, strong stability of function realization and the like.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an air inlet structure of a waterproof shell comprises a shell, wherein a placing cavity for placing an electronic product is formed in the shell; the placing cavity is communicated with an air inlet channel; wherein:
the air inlet channel is provided with an air inlet fixing seat, and the air inlet fixing seat is provided with an air inlet through cavity communicated with the placing cavity and the outside; a spring needle for closing the outer opening is arranged at the outer opening of the air inlet through cavity; a compression spring for driving the spring needle to move outwards is arranged on the air inlet channel;
the outer side of the spring needle is provided with a lock disc which is rotatably connected with the shell, and the lock disc is provided with a locking convex part used for limiting the outward movement of the spring needle and an unlocking concave part used for releasing the outward movement of the spring needle;
when air is supplied, the lock disc is rotated, so that the outer end of the spring needle is located in the unlocking concave part of the lock disc, and at the moment, the compression spring drives the spring needle to move outwards; the spring needle opens an outer opening of the air inlet through cavity; the external gas enters the placing cavity through the gas inlet through cavity.
Preferably, a sealing ring is arranged between the spring needle and the air inlet fixed seat.
Preferably, a transition slope is provided between the locking protrusion and the unlocking recess.
Preferably, the pogo pin is extended outwardly with an operation protrusion for contacting the locking protrusion and the unlocking recess.
Preferably, a concave ring matched with the open end of the air inlet fixed seat is arranged on the inner side of the spring needle.
Compared with the prior art, the utility model has obvious advantages and beneficial effects, and concretely, according to the technical scheme, the air inlet structure is skillfully arranged in the waterproof shell; compared with the prior art, the multifunctional integrated circuit has the advantages of simpler structure, more convenient operation, good integration of components, strong stability of function realization and the like.
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 perspective view of an embodiment of the present invention;
fig. 2 is a perspective view of another angle according to an embodiment of the present invention;
FIG. 3 is an exploded view of an embodiment of the present invention;
FIG. 4 is an enlarged partial schematic view of FIG. 3;
FIG. 5 is a schematic partial cross-sectional view of an embodiment of the present invention;
FIG. 6 is a partially exploded view of an embodiment of the present invention;
fig. 7 is a partial schematic view of a lock disk according to an embodiment of the present invention.
Description of the figures:
10. a housing; 11. a placement chamber; 20. an air inlet fixing seat; 30. a pogo pin; 31. an acting convex part; 32. a concave ring; 40. a compression spring; 50. a lock disk; 51. a locking projection; 52. an unlocking recess; 53. a transition bevel; 60. and (5) sealing rings.
Detailed Description
The technical solutions of the present invention will be described in detail and fully hereinafter with reference to the accompanying drawings, and it is to be understood that the described embodiments are merely preferred embodiments 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 denote a single embodiment.
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 7, an air inlet structure of a waterproof case in an embodiment of the present invention includes a case 10, where a placing cavity 11 for placing an electronic product is provided in the case 10; the placing cavity 11 is communicated with an air inlet channel; wherein:
the air inlet channel is provided with an air inlet fixed seat 20, and the air inlet fixed seat 20 is provided with an air inlet through cavity communicated with the placing cavity 11 and the outside; a spring needle 30 for closing the outer opening is arranged at the outer opening of the air inlet through cavity; the air inlet channel is provided with a compression spring 40 which drives the spring needle 30 to move outwards;
and, the outside of the said spring needle 30 has lock discs 50 connected to body 10 rotatably, the said lock disc 50 has locking projection 51 used for limiting the said spring needle 30 to move outwardly, and release the unlocking recess 52 to its external movement;
when air is supplied, the lock disc 50 is rotated, so that the outer end of the spring needle 30 is positioned in the unlocking concave part 52 of the lock disc 50, and at the moment, the compression spring 40 drives the spring needle 30 to move outwards; and, the pogo pin 30 opens an outer opening of the intake through cavity; the outside air enters the placing cavity 11 through the air inlet through cavity.
Preferably, a sealing ring 60 is arranged between the pogo pin 30 and the air inlet fixing seat 20; specifically, the sealing rings 60 are provided in number; a sealing ring 60 is arranged between the inner side wall of the air inlet through cavity and the outer side wall of the spring needle 30; therefore, when the pogo pin 30 is pressed against the air inlet fixing seat 20, the pogo pin and the air inlet fixing seat can ensure good airtightness, and an effect of sealing the accommodating cavity is achieved.
Further, a transition slope 53 is provided between the locking protrusion 51 and the unlocking recess 52.
Preferably, the pogo pin 30 is extended outwardly with an operation protrusion 31 for contacting with the locking protrusion 51 and the unlocking recess 52. When sealing, the acting convex part 31 contacts with the locking convex part 51, so that the spring needle 30 is tightly pressed on the outer opening of the air inlet through cavity to realize the effect of closing the placing cavity 11; when air is supplied, the lock disc 50 is rotated, and the acting convex part 31 is positioned in the unlocking concave part 52; at this time, the pogo pin 30 maintains an intake gap with an outer opening of the intake passage chamber by the compression spring 40, and external air enters the placing chamber 11 through the intake gap.
Further, the housing 10 is further provided with a rotation limit device for preventing the lock disc 50 from rotating excessively; the inner side of the pogo pin 30 is provided with a concave ring 32 adapted to the open end of the air inlet fixing base 20.
The principle of opening and closing the air inlet structure of the waterproof case of the present invention is further described in the following:
in a closed state, the outer side of the pogo pin 30 (action convex portion 31) contacts with the locking convex portion 51 of the lock plate 50, and at this time, the pogo pin 30 is restrained by the lock plate 50 and tightly pressed against the opening at the outer side of the air inlet through cavity of the air inlet fixing seat 20;
when the lock disc 50 is opened, the action convex part 31 of the spring needle 30 is opposite to the unlocking concave part 52 of the lock disc 50, and at the moment, the spring needle 30 moves outwards to the unlocking concave part 52 under the action of the compression spring 40; therefore, an air inlet gap is kept between the spring needle 30 and the air inlet through cavity of the air inlet fixing seat 20; so that the external air can enter the placing chamber 11.
The design of the utility model is characterized in that an air inlet structure is skillfully arranged in the waterproof shell; compared with the prior art, the integrated control system has the advantages of simpler structure, more convenient operation, good integration of components, strong stability of function realization and the like.
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 (5)
1. The utility model provides an air inlet structure of waterproof case which characterized in that: the electronic product placing device comprises a shell, wherein a placing cavity for placing an electronic product is formed in the shell; the placing cavity is communicated with an air inlet channel; wherein:
the air inlet channel is provided with an air inlet fixing seat, and the air inlet fixing seat is provided with an air inlet through cavity communicated with the placing cavity and the outside; a spring needle for closing the outer opening is arranged at the outer opening of the air inlet through cavity; a compression spring for driving the spring needle to move outwards is arranged on the air inlet channel;
the outer side of the spring needle is provided with a lock disc which is rotationally connected with the shell, and the lock disc is provided with a locking convex part used for limiting the outward movement of the spring needle and an unlocking concave part used for releasing the outward movement of the spring needle;
when air is supplied, the lock disc is rotated, so that the outer end of the spring needle is located in the unlocking concave part of the lock disc, and at the moment, the compression spring drives the spring needle to move outwards; the spring needle opens an outer opening of the air inlet through cavity; the external gas enters the placing cavity through the gas inlet through cavity.
2. The air intake structure of a waterproof case according to claim 1, wherein: and a sealing ring is arranged between the spring needle and the air inlet fixing seat.
3. The air intake structure of a waterproof case according to claim 1, wherein: a transition inclined plane is arranged between the locking convex part and the unlocking concave part.
4. The air intake structure of a waterproof case according to claim 1, wherein: the spring needle extends outwards to form an acting convex part used for being in contact with the locking convex part and the unlocking concave part.
5. The air intake structure of a waterproof case according to claim 4, wherein: and a concave ring matched with the opening end of the air inlet fixing seat is arranged on the inner side of the spring needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221564765.4U CN217644011U (en) | 2022-06-22 | 2022-06-22 | Air inlet structure of waterproof shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221564765.4U CN217644011U (en) | 2022-06-22 | 2022-06-22 | Air inlet structure of waterproof shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217644011U true CN217644011U (en) | 2022-10-21 |
Family
ID=83629578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221564765.4U Active CN217644011U (en) | 2022-06-22 | 2022-06-22 | Air inlet structure of waterproof shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217644011U (en) |
-
2022
- 2022-06-22 CN CN202221564765.4U patent/CN217644011U/en active Active
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