CN218236278U

CN218236278U - Be applied to wet, waterproof, dirt-proof ventilative device of laser radar accuse

Info

Publication number: CN218236278U
Application number: CN202220646982.1U
Authority: CN
Inventors: 汪水
Original assignee: Huizhou Voir Science & Technology Co ltd
Current assignee: Huizhou Voir Science & Technology Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2023-01-06
Anticipated expiration: 2032-03-22

Abstract

The utility model relates to a ventilative equipment technical field specifically is a be applied to wet, waterproof, dirt-proof ventilative device of laser radar accuse, comprising a main body, one side of main part is provided with the wet subassembly of accuse, the inside of the wet subassembly of accuse is provided with the valve sealing washer, one side that the wet subassembly of accuse was kept away from to the main part is provided with waterproof ventilated membrane, one side that the main part was kept away from to waterproof ventilated membrane is provided with the gland, the outside sealing connection of main part has seal chamber, and through increasing valve sealing washer body structure on the breather valve, the humid gas in the control external environment can only get into under certain pressure differential condition, reduces the inside condensation that forms of steam entering seal chamber, improves the safe operational environment and the life of inside components and parts.

Description

Be applied to wet, waterproof, dirt-proof ventilative device of laser radar accuse

Technical Field

The utility model relates to a ventilative equipment technical field specifically is a be applied to wet, waterproof, dirt-proof ventilative device of laser radar accuse.

Background

The application scenes and the application of the traditional breather valve are embodied in two core effects of water resistance and ventilation, but along with the stricter and more strict requirements of clients on the application of the breather valve, the protection performance is more and more, the common breather valve can only prevent the corrosion of liquid water through an e-PTFE membrane material, and cannot prevent water vapor from entering the breather valve.

Therefore, it is necessary to design a breathable device for lidar to control moisture, water and dust to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a be applied to wet, waterproof, dirt-proof ventilative device of laser radar accuse to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a be applied to wet, waterproof, dirt-proof ventilative device of laser radar accuse, includes the main part, one side of main part is provided with the wet subassembly of accuse, the inside of the wet subassembly of accuse is provided with the valve sealing washer, one side that the wet subassembly of accuse was kept away from to the main part is provided with waterproof ventilated membrane, one side that the main part was kept away from to waterproof ventilated membrane is provided with the gland, the outside sealing connection of main part has seal chamber.

As the preferred scheme of the utility model, the valve sealing washer is flexible glue valve integral type structure, valve sealing washer cover is established and is installed in the main part and keep away from one side of gland.

As the preferred scheme of the utility model, the malleation entry has been seted up to one side of valve sealing washer, the negative pressure entry has been seted up to the opposite side of valve sealing washer, malleation entry and negative pressure entry communicate respectively in the inside cavity of valve sealing washer separately.

As the preferred proposal of the utility model, the valve sealing ring is of a circular ring structure.

As the utility model discloses preferred scheme, waterproof ventilated membrane is whole to be circular structure, waterproof ventilated membrane welding is in the main part.

As the preferred scheme of the utility model, the gland adopts the ultrasonic welding to keep away from the wet subassembly of accuse in the main part on one side.

As the utility model discloses preferred scheme, the installation position of main part adopts one of mounting means such as internal thread, external screw thread fastening, buckle fastening, interference fit, and the material of main part adopts one of them of metal, nonmetal, macromolecular material.

Compared with the prior art, the beneficial effects of the utility model are that:

in the utility model, by adding the valve and seal ring integrated structure on the breather valve, the wet gas in the external environment can be controlled to enter only under the condition of a certain pressure difference, thereby reducing the water vapor from entering the sealed cavity to form condensation, improving the safe working environment and prolonging the service life of internal components; by balancing the internal and external pressure difference, the pressure inside the laser radar and the pressure inside and outside other cavities can be always kept balanced; by setting the dustproof function, dust in the air is effectively prevented from entering the laser radar; the integral protection grade of the device can reach IP68 and IP6k9k indexes, so that the service life is longer, and the device is more efficient when in use.

Drawings

FIG. 1 is a schematic view of the overall structure of the device of the present invention;

FIG. 2 is a schematic diagram of the explosion structure of the device of the present invention;

FIG. 3 is a schematic view of the connection structure between the device and the external seal chamber of the present invention;

fig. 4 is a schematic structural diagram of the present invention under a first normal operating condition;

fig. 5 is a schematic structural diagram of the second normal operating condition of the present invention;

fig. 6 is a schematic structural diagram of the first abnormal operating condition of the present invention;

fig. 7 is a schematic structural diagram of the second abnormal operating condition of the present invention;

fig. 8 is a schematic structural view of the valve sealing ring of the present invention;

in the figure: 1. a main body; 2. a humidity control component; 21. a valve seal ring; 211. a positive pressure inlet; 212. a negative pressure inlet; 3. a waterproof breathable film; 4. a gland; 5. and sealing the cavity.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the scope of protection of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the present invention are presented. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

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 are used herein for purposes of illustration only.

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.

Please refer to fig. 1-8, which provide a technical solution:

a is applied to the ventilative device that the laser radar controls wet, waterproof, dustproof, including the main part 1, one side of the main part 1 has wet control assembly 2, the inside of the wet control assembly 2 is provided with the valve seal ring 21, one side of the main part 1 far away from wet control assembly 2 is provided with the waterproof ventilated membrane 3, one side of the waterproof ventilated membrane 3 far away from the main part 1 is provided with the gland 4, the outside of the main part 1 is connected with the seal chamber 5 sealingly, in the utility model, through increasing the integrative structure of the valve seal ring 21 on the breather valve, the wet gas in the external environment of control can only enter under the certain pressure difference condition, reduce the steam and enter the interior condensation that forms of seal chamber 5, improve the safe working environment and service life of the internal components; by balancing the internal and external pressure difference, the pressure inside the laser radar and the pressure inside and outside other cavities can be always kept balanced; by setting the dustproof function, dust in the air is effectively prevented from entering the laser radar; the integral protection grade of the device can reach IP68 and IP6k9k indexes, so that the service life is longer, and the device is more efficient when in use.

In the embodiment, referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, a valve sealing ring 21 is of a soft rubber-valve integrated structure, the valve sealing ring 21 is sleeved on one side of a main body 1 away from a gland 4, one side of the valve sealing ring 21 is provided with a positive pressure inlet 211, the other side of the valve sealing ring 21 is provided with a negative pressure inlet 212, the positive pressure inlet 211 and the negative pressure inlet 212 are respectively communicated with an internal cavity of the valve sealing ring 21, the valve sealing ring 21 is integrally of a circular structure, the waterproof breathable film 3 is welded on the main body 1, the gland 4 is welded on one side of the main body 1 away from a humidity control assembly 2 by ultrasonic welding, and the valve sealing ring 21 integrated structure is added on a breather valve, so that wet gas in an external environment can be controlled to enter only under a certain pressure difference, condensation caused by reducing water vapor entering the inside of a sealing cavity 5, and improving the safe working environment and the service life of internal components; by balancing the internal and external pressure difference, the internal and external pressure balance of the laser radar and the internal and external pressure balance of other cavities can be always kept; through setting up dustproof function, prevent effectively that the dust in the air from getting into inside the laser radar, improved the wet, waterproof and dustproof performance of accuse of the device.

In an embodiment, referring to fig. 1 and 2, the mounting portion of the main body 1 adopts one of mounting manners such as internal threads, external threads, fastening by a buckle, interference mounting, and the like, and the main body 1 is made of one of metal, nonmetal, and polymer materials, so that the overall protection level of the device can reach IP68 and IP6k9k indexes, and the service life is longer.

The working principle is as follows: when the device is in a first normal working condition, the humidity control component 2 of the device is closed in the state, the waterproof and dustproof functions can be met due to the fact that the main body 1 is welded with the material of the waterproof and breathable film 3, the waterproof and dustproof functions are attached to the state shown in the figure 5, when the device is in a second normal working condition, the humidity control component 2 of the device is closed in the state, at the moment, because the inside and outside air is not communicated, the moisture can be effectively prevented from entering other cavities such as a laser radar, the risk of short circuit caused by condensation is reduced, the device is attached to the state shown in the figure 6, when the device is in a first abnormal working condition, the air pressure inside the sealed cavity 5 is larger than the preset pressure, the humidity control component 2 is opened, the inside and outside air flows out to achieve the effect of pressure relief and balance of the inside and outside pressure difference, the device is attached to the figure 7, when the outside air pressure is larger than the preset pressure inside the sealed cavity 5, the humidity control component 2 is opened, the outside air enters to achieve the effect of balancing the inside and outside pressure difference inside the sealed cavity 5, in addition, the waterproof and breathable device can have the bidirectional breathable balance pressure difference function (figure 6 and figure 7) or the function of the IP, the IP protection index of the IP protection device can be longer, the IP protection index of the IP class k is longer, and the IP protection index of the IP protection index can be longer, and the IP protection index can be achieved by the IP protection index of the IP protection device, and the IP protection index of the IP protection device, and the IP protection index of the IP protection device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be applied to ventilative device of laser radar accuse humidity, waterproof, dirt-proof, includes main part (1), its characterized in that: one side of main part (1) is provided with accuse wet subassembly (2), the inside of accuse wet subassembly (2) is provided with valve sealing washer (21), one side that accuse wet subassembly (2) was kept away from in main part (1) is provided with waterproof ventilated membrane (3), one side that main part (1) was kept away from in waterproof ventilated membrane (3) is provided with gland (4), the outside sealing connection of main part (1) has seal chamber (5).

2. The moisture-control, waterproof and dustproof ventilating device applied to the laser radar as claimed in claim 1, wherein: the valve sealing ring (21) is of a soft rubber valve integrated structure, and the valve sealing ring (21) is sleeved on one side, far away from the gland (4), of the main body (1).

3. The moisture-control, waterproof and dustproof ventilating device applied to the laser radar as claimed in claim 1, wherein: positive pressure inlet (211) have been seted up to one side of valve sealing washer (21), negative pressure inlet (212) have been seted up to the opposite side of valve sealing washer (21), positive pressure inlet (211) and negative pressure inlet (212) communicate respectively in the inner chamber body of valve sealing washer (21).

4. The air-permeable device applied to the moisture control, water prevention and dust prevention of the laser radar according to claim 1, is characterized in that: the valve sealing ring (21) is of a circular ring structure as a whole.

5. The air-permeable device applied to the moisture control, water prevention and dust prevention of the laser radar according to claim 1, is characterized in that: the waterproof breathable film (3) is integrally of a circular structure, and the waterproof breathable film (3) is welded on the main body (1).

6. The air-permeable device applied to the moisture control, water prevention and dust prevention of the laser radar according to claim 1, is characterized in that: the gland (4) is welded on one side of the main body (1) far away from the humidity control assembly (2) by ultrasonic welding.

7. The air-permeable device applied to the moisture control, water prevention and dust prevention of the laser radar according to claim 1, is characterized in that: the mounting part of the main body (1) adopts one of internal thread, external thread fastening, buckle fastening and interference mounting, and the material of the main body (1) adopts one of metal, nonmetal and high polymer material.