KR20130093227A

KR20130093227A - Dew prevention of ventilation device

Info

Publication number: KR20130093227A
Application number: KR1020120014625A
Authority: KR
Inventors: 정인석
Original assignee: 정인석
Priority date: 2012-02-14
Filing date: 2012-02-14
Publication date: 2013-08-22

Abstract

The present invention prevents the inflow of moisture or foreign substances into the device, delays the flow of air flowing into the body, and absorbs moisture in the inlet air to dry the air by absorbing the moisture in the air. The condensation prevention ventilator prevents condensation from occurring in components within the device by condensing the body and the lower fixing cap with a higher thermal conductivity than the housing of the condensate.

Description

Dew prevention of ventilation device

The present invention relates to a condensation prevention ventilator, and more particularly, to block moisture and foreign matter in the air introduced from the outside, to delay the flow of air introduced into the body and to absorb moisture in the inlet air to absorb the air. In addition to drying, some remaining moisture is related to a condensation prevention vent that prevents condensation on components inside the device by condensing the body and lower fixing cap with higher thermal conductivity than the housing of the device.

In general, the ventilation device serves to release heat and pressure generated inside the device to the outside while blocking the input of moisture and foreign matter into the device.

The ventilation device as described above has been disclosed in the vent member in the patent No. 2008-52603.

In the above-disclosed invention, the gas in the housing 51 enters the air passage AR1 of the tubular component 11 due to the pressure difference.

The gas penetrating into the air passage AR1 reaches the air passage AR2 between the air filter 19 and the bottom 35 of the cover part 31.

As described above, the gas reaching the air passage AR2 is discharged to the outside of the air vent member 100 via the air passages AR3 formed between the fixing pieces 37.

However, the present disclosure as described above not only performs a function of releasing the gas inside the housing to the outside by securing a passage for discharging the gas inside the housing to the outside of the vent member, and also due to the temperature difference inside and outside the housing. There is a problem that condensation occurs inside the housing, the transparent window of the housing is blurred due to the condensation, and the components inside the housing are corroded to shorten the life of the product, there is a problem that is always exposed to the risk of leakage.

In view of the above-described conventional defects, the object of the present invention is to block the inflow of moisture or foreign matter into the inside of the device and to delay the flow of air introduced into the body and The moisture absorbent absorbs moisture to dry the air, and some of the remaining moisture is concentrated on the body and the lower fixing cap made of a material with higher thermal conductivity than the housing of the device so that condensation forms. It is to provide a condensation prevention ventilation device.

The present invention is a body of a thermal conductor material coupled to the outside from the inside of the device to the outside so as to absorb the heat generated inside the housing of the device to release to the outside;

Sealing member for sealing the body in the coupling hole;

An upper fixing cap fixed to an end of the body protruding outside the device to form a ventilation space on the outer surface of the body and to fix the body to the housing of the device;

A first filtration membrane provided at an upper portion of the body to block moisture and foreign substances in the air introduced from the outside to the inside;

A second filtration membrane provided below the body spaced apart from the first filtration membrane by a delay to allow the air flowing from the outside to flow slowly in the absorbent;

A hygroscopic agent absorbing moisture in the air that is filled in the filling space between the first and second filtration membranes;

It is fixed to the lower end of the body is characterized in that it comprises a lower fixing cap of the thermal conductor material to protect the second filtration membrane and condensation of moisture in the incoming air to form condensation.

According to the present invention, the first filtration membrane blocks water or foreign matter in the air flowing into the device, and the second filtration film delays the flow of air flowing into the body, while the moisture absorbent absorbs moisture and has a higher thermal conductivity than the housing of the device. Condensation of moisture in the body and the lower fixing cap made of material allows condensation to form before the parts inside the device, thereby protecting the parts inside the device and extending the life.

In addition, the moisture absorbent absorbs moisture, partly due to the osmotic pressure due to the difference in moisture concentration with the outside, and the remaining moisture is dried by heating the body and the lower fixed cap surrounding the absorbent heat generated during operation of the device Since this is repeated, there is an advantage that can be used semi-permanently.

1 is a cross-sectional view showing a conventional ventilation member
2 is an exploded perspective view
Figure 3 is a cross-
Figure 4 is a cross-sectional plan view of the body and the upper fixing cap coupled to the present invention
5 to 6 is a cross-sectional view of the use state of the present invention
7 is a cross-sectional view showing another embodiment of the present invention.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings. 2 is an exploded perspective view of the present invention, Figure 3 is a cross-sectional view of the present invention.

The condensation preventing ventilation device 100 of the present invention is coupled to the outside from the inside of the device 10 so as to absorb the heat generated inside the housing 11 of the device 10 to be discharged to the outside and higher than the housing 11 thermoelectric Body 110 of the conductive material is configured, a sealing member 120 for sealing the body 110 in the coupling hole 12 is configured, the ventilation space 113 on the outer surface of the body 110 The upper fixing cap 130 is formed to be formed and fixed to the end of the body 110 protruding outside the device 10 to form and secure the body 110 to the housing 11 of the device 10, the body 110 It is provided on the upper portion of the first filtration membrane 140 to block the moisture and foreign matter in the air flowing from the inside to the inside, and is provided in the lower portion of the body 110 spaced apart from the first filtration membrane 140 by a predetermined interval Second to delay the flow of air flowing from the outside to gradually flow in the absorbent (160) The filtration membrane 150 is configured, and the moisture absorbent 160 is absorbed into the filling space 114 between the first and second filtration membranes 140 and 150 to absorb moisture in the air. It is fixed to the bottom of the) is configured to include a lower fixing cap 170 of the thermal conductor material to protect the second filtration film 150 and condensation of moisture in the incoming air to form condensation, more specifically The explanation is as follows.

The body 110, the upper member 111 protruding to the outside of the device 10; A lower member 112 positioned inside the device 10 is provided, and a ventilation space 113 formed on an outer circumferential surface of the upper and lower members 111 and 112 is provided, and the upper and lower members 111 are provided. Steps 114 are provided at the 112 to fix the first and second filtration films 140 and 150, respectively, and the moisture absorbent 160 is filled in the upper and lower members 111 and 112. It is provided including a filling space (115).

The body 110 and the lower fixing cap 170 is preferably made of a material having a higher thermal conductivity than the housing 11 of the device 10.

Vent holes 131 are formed radially at the end of the upper fixing cap 130.

It further comprises a separator 180 for separating the absorbent 160 in the inner center of the body 110.

The following describes the bonding process of the present invention configured as described above in detail.

First, as shown in FIGS. 2 to 4, the body 110 is positioned inside the housing 11 of the device 10, and then the sealing member 120 is coupled to the body 110.

The body 110 is a thermal conductor made of copper or aluminum, and the body 110 has a higher thermal conductivity than the housing 11 of the device 10.

In addition, after fixing the first filtration membrane 140 to the stepped 114 formed on the outer end of the upper member 111, the absorbent 160 is filled in the filling space 115 of the body 110, the lower member ( The second filtration film 150 is fixed to the stepped 114 formed at the outer end of the 112.

The moisture absorbent 160 may be applied to all mineral absorbents such as silica gel having high hygroscopicity and easy to dry, such as diatomaceous earth and silica gel having the same hygroscopic properties.

When the components 110 are fixed to each other by inserting the body 110 into the coupling hole 12 of the device 10, the upper member 111 of the body 110 is protruded out of the device 10 And the lower member 112 is in a state located inside the device 10 and the sealing member 120 is in a state in close contact with the inside of the device (10).

When the upper fixing cap 130 is coupled to the end of the upper member 111 protruding to the outside of the device 10, the upper member 111 and the upper fixing cap 130 is coupled by the sealing member 120 As the coupling hole 12 is sealed, the ventilation space 113 is formed in a vertical cut portion of the upper member 111, and the ventilation space 113 is radially formed at the lower end of the upper fixing cap 130. It is in communication with the vent 131.

In addition, the lower fixing cap 170 is coupled to the lower member 112 of the body 110, but the inner surface of the lower fixing cap 170 and the lower member 120 are coupled to form a space to allow air to pass through. .

Threads are formed on the outer circumferential surfaces of the upper and lower members 111 and 112 and the inner and circumferential surfaces of the upper and lower fixing caps 130 and 170 so that the upper and lower fixing caps 130 and 170 can be rotated and combined. It is.

Hereinafter, the use state of the present invention will be described in detail.

First, as shown in FIG. 5, when the device 10 is in operation, heat is generated inside the housing 11 of the device 10, and the temperature inside the device 10 is a temperature outside the device 10. Maintain a higher temperature.

At this time, the pressure inside the device 10 is expanded to be higher than the pressure outside the device 10, and the air inside the device 10 flows out to the outside by the expansion pressure.

In addition, the air inside the device 10 passes through the second filtration membrane 150, and heat transferred to the moisture absorbent 160 inside the device 10 and moisture evaporated due to the heated body 110. It will be emitted to the outside of the device (10).

Therefore, the air passing through the second filtration membrane 150 passes through the first filtration membrane 140 through the absorbent 160, and the air passes through the ventilation space 113 and the upper fixing cap 130 of the body 110. It will be discharged to the outside of the device 10 via the vent hole 131).

In addition, as shown in Figure 6, when the operation of the device 10 is finished, the outside air through the vent hole 131 of the upper fixing cap 130 and the vent space 113 of the body 110 110) flows into the interior.

At this time, the upper member 111 of the body 110 is cooled before the temperature of the air inside the device 10 due to the temperature of the external air, the external air flowing into the upper member 111, the first filtration membrane 140 By passing through the) to block moisture or foreign matter in the air, the air passing through the first filtration membrane 140 is delayed the flow of air by the second filtration membrane 150 formed on the lower member 112, the absorbent 160 will slowly pass through the filled portion.

The moisture absorbent 160 absorbs some moisture in the air, and the remaining moisture not absorbed by the moisture absorbent 160 is condensed by the body 110 and the lower fixing cap 170.

Here, the lower fixing cap 170 coupled to the lower member 120 serves to widen the surface area so as to minimize condensation formation on the components in the device 10 by intensively condensing moisture inside the device 10.

The moisture absorbed by the moisture absorbent 160 and the water condensed in the body 110 and the lower fixing cap 170 are dried by heat generated when the device 10 is operated and heat transferred to the body 110.

Air dried by the moisture absorbent 160, the body 110 and the lower fixing cap 170 as described above is introduced into the device 10 through the aeration space 113 of the lower member 120, this operation It can be used semi-permanently as it is repeated.

In addition, as shown in FIG. 7, the separator 110 may be formed in the center of the inside of the body 110 in which fine holes are formed. It serves to prevent the moisture absorption efficiency is improved.

The above-described condensation preventing ventilation device 100 of the present invention is applied to devices 10, such as automobile headlights, various ECUs (Electric Control Units), wireless repeaters, CCTVs, LED luminaires, etc. Will be effectively released to the outside.

While the present invention has been described with reference to the particular embodiments and drawings, it is to be understood that the phraseology and terminology employed herein are for the purpose of description and should not be regarded as limiting in any ordinary or prejudicial sense. It must be interpreted in terms of meaning and concept. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are only examples of the present invention, and not all of the technical ideas of the present invention are described. Therefore, It is to be understood that equivalents and modifications are possible.

100: condensation prevention vent 110: body
111: upper member 112: lower member
113: aeration space 114: step
115: filling space 120: sealing member
130: upper fixing cap 131: aeration hole
140: first filtration membrane 150: second filtration membrane
160: absorbent 170: lower fixing cap

Claims

A body made of a thermal conductor material coupled to the outside from the inside of the device to be absorbed and released to the outside by absorbing heat generated inside the housing of the device;
Sealing member for sealing the body in the coupling hole;
An upper fixing cap fixed to an end of the body protruding outside the device to form a ventilation space on the outer surface of the body and to fix the body to the housing of the device;
A first filtration membrane provided at an upper portion of the body to block moisture and foreign substances in the air introduced from the outside to the inside;
A second filtration membrane provided below the body spaced apart from the first filtration membrane by a delay to allow the air flowing from the outside to flow slowly in the absorbent;
A hygroscopic agent absorbing moisture in the air that is filled in the filling space between the first and second filtration membranes;
Condensation prevention aeration device characterized in that it comprises a lower fixed cap of the heat conductor material is fixed to the lower end of the body to protect the second filtration film and condensation of moisture in the incoming air to form condensation.

The method according to claim 1, wherein the body,
An upper member protruding outside the apparatus; A lower member located inside the apparatus;
A ventilation space formed on outer surfaces of the upper and lower members, respectively;
Stepped to fix the first and second filtration films to the upper and lower members, respectively;
Condensation prevention ventilation device comprising a filling space for filling the absorbent inside the upper and lower members.

The method according to claim 2,
The body and the lower fixed cap is a condensation preventing ventilation device, characterized in that consisting of a material having a higher thermal conductivity than the housing of the device.

The method according to claim 1,
Condensation prevention aeration device, characterized in that the ventilation hole is formed radially at the end of the upper fixing cap.

The method according to claim 1,
Condensation prevention aeration device, characterized in that further comprising a separator for separating the absorbent in the inner center of the body.