CN105658001B - Waterproof ventilation device - Google Patents
Waterproof ventilation device Download PDFInfo
- Publication number
- CN105658001B CN105658001B CN201511021282.4A CN201511021282A CN105658001B CN 105658001 B CN105658001 B CN 105658001B CN 201511021282 A CN201511021282 A CN 201511021282A CN 105658001 B CN105658001 B CN 105658001B
- Authority
- CN
- China
- Prior art keywords
- liquid collecting
- liquid
- collecting cavity
- outer ring
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 114
- 230000001681 protective effect Effects 0.000 claims abstract description 35
- 238000000926 separation method Methods 0.000 claims abstract description 6
- 238000002955 isolation Methods 0.000 claims abstract description 4
- 239000012530 fluid Substances 0.000 claims description 27
- 239000000956 alloy Substances 0.000 claims description 15
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- 230000006978 adaptation Effects 0.000 claims description 10
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 239000010410 layer Substances 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000007704 transition Effects 0.000 description 6
- 230000008602 contraction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002355 dual-layer Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
Abstract
The embodiment of the invention provides a waterproof ventilating device. Waterproof ventilation unit includes album liquid portion, protection casing and adjustment execution portion, and collection liquid portion includes the collection liquid chamber of tube-shape, and adjustment execution portion telescopically sets up in a collection liquid intracavity, and the protection casing setting is in adjustment execution portion upper end and be equipped with the surrounding edge, and waterproof ventilation unit has following state: an opening state: the adjusting execution part extends out of the liquid collecting cavity, and the surrounding edge of the protective cover is separated from the liquid collecting cavity of the liquid collecting part to form a separation gap for air inlet and/or liquid inlet; and (3) closing state: the adjusting execution part is contracted into the liquid collecting cavity, the surrounding edge of the protective cover is closed with the liquid collecting cavity of the liquid collecting part, and a windproof and/or liquid-proof isolation state is formed. The device can realize that when the flow through judging external liquid reaches the default, the shrink of operation adjustment execution portion makes the protection casing closed, blocks that outside air and liquid get into, reaches waterproof and ventilated effect.
Description
Technical field
The present invention relates to equipment aeration technology more particularly to a kind of water-proof ventilation devices.
Background technology
With the development of the society, the electrifing degree of all trades and professions is continuously improved, user capacity is continuously increased, electrical equipment
Heat dissipation problem become increasingly conspicuous, however conventional ventilation and heat mode mutually conflicts with the requirement of shelter of equipment again.
It is aerated heat dissipation and waterproof usually using following three kinds of modes：
The first is aerated heat dissipation by shutter, and this mode is merely able to meet within the scope of upward certain angle
Waterproof and other direction waterproofs cannot be met.
Second, heat dissipation is aerated by the vent window with water retaining cover, this mode can meet vertical plane installation
Institute's angled water-proof ventilation demand when being installed with overhead, but when the flow for invading liquid is larger, water retaining cover will fail,
Final liquid still can invade.
The third, can be closed by carrying liquid detection sensor, control circuit and the control of electronic or other executive devices
The vent window closed.This mode can meet the angled water-proof ventilation demand of vertical plane installation and overhead installation when institute, still
This mode contains a variety of electronics, mechanical equipment, and complicated, cost is higher, and maintaining is also complex.Meanwhile it can not
Effectively judgement current liquid flow also results in vent window closing when flow is smaller, influences ventilation operation.
Invention content
The purpose of the present invention is to provide a water-proof ventilation devices, can not low cost to solve existing water-proof ventilation device
And the state of logical/windproof or logical/liquid-proof is easily adjusted according to actual needs.
According to an aspect of the present invention, a kind of water-proof ventilation device is provided, which includes liquid collecting portion, protective cover and tune
Whole enforcement division, liquid collecting portion include the liquid collecting cavity of tubular, and adjustment enforcement division is telescopically disposed in liquid collecting cavity, and protective cover setting exists
It adjusts enforcement division upper end and is equipped with surrounding edge, water-proof ventilation device has following state：Open state：Enforcement division is adjusted from liquid collecting cavity
It stretches out, the surrounding edge and liquid collection section of protective cover are from formation is used to enter the wind and/or the separation gap of feed liquor；Closed state：Adjustment is held
Row portion is contracted in liquid collecting cavity, and surrounding edge and the liquid collecting portion of protective cover are closed, and form windproof and/or liquid-proof isolation.
Preferably, the adjustment enforcement division includes extensible member and the thermistor heating for being heated to the extensible member
Device, the extensible member are made using memory alloy material.
Preferably, the extensible member is spring.
Preferably, liquid collecting portion further includes outer ring baffle and logical fluid catheter, the logical fluid catheter setting outer ring baffle with
Between liquid collecting cavity, and it is connected to the liquid collecting cavity.
Preferably, outer ring baffle includes upper layer outer ring baffle and lower layer's outer ring baffle, and the one end for leading to fluid catheter is set to upper layer
Between outer ring baffle and lower layer's outer ring baffle, the other end is connected to the liquid collecting cavity.
Preferably, lead to fluid catheter centered on the liquid collecting cavity to be arranged in cross.
Preferably, the water-proof ventilation device further includes the adaptation pedestal for carrying the liquid collecting portion, is adapted in pedestal
Portion's trepanning, the logical fluid catheter are located above the trepanning, and lower layer outer ring baffle is connect with the adaptation pedestal, the collection
Sap cavity is partially housed in the trepanning.
The water-proof ventilation device provided according to embodiments of the present invention can make in the contraction of operation adjustment enforcement division according to actual needs
Protective cover is closed, you can blocking outside air/liquid enters, and reaches water-proof ventilation effect, is stretched out by operation adjustment enforcement division
Protective cover is set to open, you can to realize the purpose of ventilation/logical liquid, the water-proof ventilation apparatus structure of the embodiment of the present invention is simple, cost
It is relatively low, very convenient.
Description of the drawings
Fig. 1 is the schematic diagram of the water-proof ventilation device use state of the embodiment of the present invention；
Fig. 2 is the structural schematic diagram in the liquid collecting portion of the water-proof ventilation device of the embodiment of the present invention.
Description of the drawings：
1, pedestal；2, protective cover；3, liquid collecting portion；4, enforcement division is adjusted；5, outer ring baffle；6, lead to fluid catheter；7, liquid collecting cavity；
8, spring.
Specific implementation mode
Fig. 1 is the schematic diagram of the water-proof ventilation device use state of the embodiment of the present invention.
Referring to Fig.1, the embodiment of the present invention provides a kind of water-proof ventilation device comprising liquid collecting portion 3 and protective cover 2.Its
In, liquid collecting portion 3 includes the liquid collecting cavity 7 of tubular, and liquid collecting portion 3 is used to collect the liquid into it.The setting of protective cover 2 is held in adjustment
4 upper end of row portion is simultaneously equipped with surrounding edge, and liquid collecting portion 3 can be fastened on the inside of protective cover 2 by protective cover 2, can effectively backstop live outside in this way
The entrance of portion's liquid.Adjustment enforcement division 4 is provided between liquid collecting portion 3 and protective cover 2, adjustment enforcement division 4 is telescopically disposed in
In the liquid collecting cavity 7 in liquid collecting portion 3.
The water-proof ventilation device can have open state and closed state.
Wherein, as shown in Figure 1, in the on state, adjustment enforcement division 4 is stretched out from liquid collecting cavity 7, the surrounding edge of protective cover 2 with
Liquid collecting portion 3 detaches, due to the separation of the two so that is formed between protective cover 2 and liquid collecting portion 3 and detaches gap, extraneous air and liquid
Body can enter device by this separation gap.
In the closed state, adjustment enforcement division 4 is contracted in liquid collecting cavity 7, surrounding edge and the liquid collecting portion 3 of protective cover 2 are closed, shape
At windproof and/or liquid-proof isolation.In this way, extraneous air and liquid all cannot be introduced into device.
Water-proof ventilation device provided in an embodiment of the present invention, can be according to practical need because being equipped with telescopic adjustment enforcement division 4
Want the contraction of operation adjustment enforcement division that protective cover 2 is made to be closed, you can blocking outside air/liquid enters, and reaches water-proof ventilation effect；
Can also be stretched out by operation adjustment enforcement division makes protective cover open, you can realizes the purpose of ventilation/logical liquid.Therefore, the waterproof is logical
Wind apparatus can take into account the needs of ventilation and heat and waterproof.
Fig. 2 is the outline structural diagram in the liquid collecting portion 3 of the water-proof ventilation device of the embodiment of the present invention.
With reference to figure 2, the liquid collecting portion 3 of device further includes the outer ring baffle 5 of rectangle in addition to including liquid collecting cavity 7, in order to not influence
Ventilation effect, outer ring baffle 5 is set as hollow-core construction, and the area of hollow parts is as big as possible, will allow as much as possible in this way
Outside air flows into.In addition, liquid collecting portion 3 further includes the logical fluid catheter 6 being arranged between outer ring baffle 5 and liquid collecting cavity 7, logical liquid is led
Pipe 6 is connected to liquid collecting cavity 7.The effect of logical fluid catheter 6 is to provide circulation passage for extraneous influent, and liquid is enable to reach liquid collecting
The liquid collecting cavity 7 at 3 middle part of portion.
Specifically, outer ring baffle 5 includes upper layer outer ring baffle and lower layer's outer ring baffle, leads to one end of fluid catheter 6 set on upper
Between layer outer ring baffle and lower layer's outer ring baffle, the other end of logical fluid catheter 6 is connected to liquid collecting cavity 7.
As shown in Fig. 2, the middle part in liquid collecting portion 3 is equipped with the liquid collecting cavity 7 of tubular, the effect of liquid collecting cavity 7 be to collect it is extraneous into
The liquid entered is connected between liquid collecting cavity 7 and outer ring baffle 5 by logical fluid catheter 6.In order to make logical fluid catheter 6 on outer ring baffle 5
Preferable liquid communication effect is formed, outer ring baffle 5 is designed to that Dual-layer structure, i.e. outer ring baffle 5 are kept off including upper layer outer ring
Plate 5 and lower layer's outer ring baffle 5 lead to fluid catheter 6 and are set between upper layer outer ring baffle 5 and lower layer's outer ring baffle 5.Liquid in this way can be from
Four sides of rectangle outer ring baffle 5, which flow into, leads to fluid catheter 6.
Preferably, lead to fluid catheter 6 centered on liquid collecting cavity 7 to be arranged in cross, and each logical fluid catheter 6 is in the collection at middle part
It is communicated at sap cavity 7.In this way, when fluid flow is larger (when flow velocity is very fast), the liquid flowed into from 5 side of outer ring baffle can lead to
Logical fluid catheter 6 is crossed to flow out from the opposite side of outer ring baffle 5.Further, since each logical fluid catheter 6 is at the liquid collecting cavity 7 at center
It communicates, therefore when fluid flow is larger, it will liquid buildup is formed at the liquid collecting cavity 7 at middle part.
Certainly, the outer ring baffle 5 in liquid collecting portion 3 can not also be limited to rectangle, can also be rectangular, round or other shapes
Shape can apply the situation in equipment to select according to device.Connection outer ring baffle 5 and the logical fluid catheter 6 of liquid collecting cavity 7 can also be
Other layout type, as rice font or other, as long as circulation of the liquid on outer ring baffle 5 can be realized (from outer ring
5 side of baffle flows into, other side outflow), the present embodiment does not limit herein.
It is used for convenience of device, which further includes adaptation pedestal 1.Routine is in use, make water-proof ventilation fill
The protective cover 2 set is in horizontal positioned, and so that 1 middle part of device adaptation pedestal is opened regular hole (can coordinate rectangle outer ring baffle 5 to open up square
Shape trepanning), tapping is to flange is had, for liquid collecting portion 3 to be fixed on adaptation pedestal 1.
Foregoing description executes by operation adjustment enforcement division 4 opening and closing of water-proof ventilation device.Further,
Can to adjust enforcement division 4 design optimize so that its adaptively execute the opening and closing operation, reduce its operation and
Maintenance cost is easy to use.
A kind of illustrative embodiments of adjustment enforcement division 4 introduced below.It should be appreciated that technical solution proposed by the present invention
It is not limited to a kind of following embodiment, and can be realized in such a way that other are such as additional control circuit.
Optionally, adjustment enforcement division 4 includes extensible member and the thermistor heater for being heated to the extensible member, this is stretched
Contracting part is made using memory alloy material.
Specifically, which can utilize spring 8 or other telescopic rods etc. made of memory alloy material.
Here, thermistor heater (ptc heater) is with auto-temperature-limiting character, that is, after the temperature limit value for reaching setting
It will keep the temperature.There is memory alloy material shape memory function can make when reaching the phase transition temperature of memory alloy material
It is deformed；After material cools down, it can recover immediately original state.For spring made of memory alloy material 8, when the spring
When the temperature of 8 memory alloy material reaches the phase transition temperature of material, spring 8 extends；When the memory alloy material of spring 8 cools down
When, spring 8 correspondingly shortens.
Here, the self limiting temperature degree of setting ptc heater is higher than the phase transition temperature of memory alloy material.In this way, when PTC is heated
When device heats, once temperature reaches the phase transition temperature of spring 8 (memory alloy material), then spring 8 stretches out；After cooling, spring 8 is received
It contracts (original state of refresh memory alloy material).
The water-proof ventilation device of the present embodiment can be applicable on electrical equipment, improve the degree of protection of electrical equipment.Its work
It is as principle：When being powered to device during use, ptc heater work, and start to spring 8 made of memory alloy material
Heating, when temperature reaches the phase transition temperature of memory alloy material, spring 8 stretches out, and protective cover 2 is propped up by spring 8.In this way, outer
Boundary's air can be by the trepanning free flow in gap and liquid collecting portion 3 between protective cover 2 and liquid collecting portion 3, into electrically setting
It is standby, reach ventilation effect.
When there is liquid in outside, such as when rain, rainwater first reaches 2 surface of protective cover, reaches certain when rainwater is more
Water when, start spread around on 2 surface of protective cover.In this way, the liquid part spread around from 2 surface of protective cover
It will drain to the direction in the liquid collecting portion 3 far from water-tight device by adaptation pedestal 1.The liquid of another part by protective cover 2 with
Gap between adaptation pedestal 1 enters liquid collecting portion 3, and enters from the side of 3 outer ring baffle 5 of liquid collecting portion and lead to fluid catheter 6, then flows
Enter liquid collecting cavity 7, is finally drained again by fluid-through tube road.
When rainfall is little, the amount of rainfall in liquid collecting cavity 7 is not stacked into certain degree, is not sufficient to cool down at this time
Spring 8 makes spring 8 shrink, then spring 8 is still propped up still in the state of stretching, protective cover 2, and air and water remain to enter, and protects
Hold ventilation state.Once the rainwater flow that rainfall increase leads to enter in liquid collecting portion 3 increases, when reaching certain flow, liquid collecting
Water in chamber 7 will increase, and when the water in liquid collecting cavity 7 reaches the upper limit, will be enough the spring 8 in cooling liquid collecting cavity 7, make spring
8 become contraction state, in this way, protective cover 2 is tensed downwards by spring 8, are fastened with the upper surface in liquid collecting portion 3, entire water-proof ventilation
Device is closed, and air and water all will be unable to through water-proof ventilation device.
When extraneous rainfall reduces, the water in liquid collecting cavity 7 is less than upper limit value, at this time heating of the spring 8 in ptc heater
Under, the phase transition temperature of spring 8 will be reached again, spring 8 will stretch out again makes protective cover 2 be propped up by spring 8, realizes ventilation.
The water-proof ventilation device of the embodiment of the present invention can be grasped according to actual needs because being equipped with telescopic adjustment enforcement division
Adjusting enforcement division contraction makes protective cover 2 be closed, you can blocking outside air/liquid enters, and reaches water-proof ventilation effect；May be used also
Protective cover is set to open by the stretching of operation adjustment enforcement division, you can to realize the purpose of ventilation/logical liquid.
On this basis, including the use of extensible member made of memory alloy material and for heating to the extensible member
The adjustment enforcement division 4 of thermistor heater executes the operation opened and be closed to adaptability to the water-proof ventilation device, can
Meet higher protection level requirements.In addition, the water-proof ventilation apparatus structure of the embodiment of the present invention is simple, cost is relatively low, very
With practicability.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (7)
1. a kind of water-proof ventilation device, which is characterized in that the water-proof ventilation device include liquid collecting portion (3), protective cover (2) and
Enforcement division (4) is adjusted, the liquid collecting portion (3) includes the liquid collecting cavity (7) of tubular, and the adjustment enforcement division (4) is telescopically arranged
In the liquid collecting cavity (7), protective cover (2) setting is in the adjustment enforcement division (4) upper end and is equipped with surrounding edge, the waterproof
Ventilation device has following state：
Open state：The adjustment enforcement division (4) is stretched out from the liquid collecting cavity (7) so that the surrounding edge of the protective cover (2) and institute
Liquid collecting portion (3) separation is stated, formation is used to enter the wind and/or the separation gap of feed liquor；
Closed state：The adjustment enforcement division (4) is contracted in the liquid collecting cavity (7) so that the surrounding edge of the protective cover (2) with
The liquid collecting portion (3) is closed, and forms windproof and/or liquid-proof isolation.
2. water-proof ventilation device according to claim 1, which is characterized in that the adjustment enforcement division (4) includes extensible member
And the thermistor heater for being heated to the extensible member, the extensible member are made using memory alloy material.
3. water-proof ventilation device according to claim 2, which is characterized in that the extensible member is spring (8).
4. water-proof ventilation device according to any one of claim 1-3, which is characterized in that the liquid collecting portion (3) is also wrapped
Outer ring baffle (5) and logical fluid catheter (6) are included, the logical fluid catheter (6) is arranged in the outer ring baffle (5) and the liquid collecting cavity
(7) it between, and is connected to the liquid collecting cavity (7).
5. water-proof ventilation device according to claim 4, which is characterized in that the outer ring baffle (5) includes upper layer outer ring
One end of baffle and lower layer's outer ring baffle, the logical fluid catheter (6) is set to upper layer outer ring baffle and the lower layer outer ring is kept off
Between plate, the other end is connected to the liquid collecting cavity (7).
6. water-proof ventilation device according to claim 5, which is characterized in that the logical fluid catheter (6) is with the liquid collecting cavity
(7) it is arranged in cross centered on.
7. water-proof ventilation device according to claim 6, which is characterized in that further include for carrying the liquid collecting portion (3)
Adaptation pedestal (1), trepanning in the middle part of the adaptation pedestal (1), the logical fluid catheter (6) is located at trepanning top, under described
Layer outer ring baffle is connect with the adaptation pedestal (1), and the liquid collecting cavity (7) is partially housed in the trepanning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511021282.4A CN105658001B (en) | 2015-12-30 | 2015-12-30 | Waterproof ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511021282.4A CN105658001B (en) | 2015-12-30 | 2015-12-30 | Waterproof ventilation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105658001A CN105658001A (en) | 2016-06-08 |
| CN105658001B true CN105658001B (en) | 2018-11-09 |
Family
ID=56489998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511021282.4A Active CN105658001B (en) | 2015-12-30 | 2015-12-30 | Waterproof ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105658001B (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2410936A1 (en) * | 1977-12-02 | 1979-06-29 | Imhof Bedco Sa | Ventilated cover for electronic equipment - has overlapping sections allowing flow of air through joints |
| CN201369893Y (en) * | 2008-11-26 | 2009-12-23 | 联想(北京)有限公司 | Air outlet intelligent water-proof dust-proof structure |
| CN104377574B (en) * | 2014-11-14 | 2017-06-20 | 无锡信大气象传感网科技有限公司 | A kind of high sensitivity flashing, wind proofing distribution box |
-
2015
- 2015-12-30 CN CN201511021282.4A patent/CN105658001B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105658001A (en) | 2016-06-08 |
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