CN106440173A - Lighting and ventilation device for earth-sheltered dwelling and construction process thereof - Google Patents

Lighting and ventilation device for earth-sheltered dwelling and construction process thereof Download PDF

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Publication number
CN106440173A
CN106440173A CN201610999463.2A CN201610999463A CN106440173A CN 106440173 A CN106440173 A CN 106440173A CN 201610999463 A CN201610999463 A CN 201610999463A CN 106440173 A CN106440173 A CN 106440173A
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CN
China
Prior art keywords
light pipe
snoot
firing chamber
turning gland
ventilation device
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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.)
Pending
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CN201610999463.2A
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Chinese (zh)
Inventor
朱佳音
马雪明
张琰鑫
刘丽茹
崔金晶
赵红垒
孙凌帆
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Zhengzhou University
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Zhengzhou University
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Priority to CN201610999463.2A priority Critical patent/CN106440173A/en
Publication of CN106440173A publication Critical patent/CN106440173A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00Ventilation
    • F24F7/04Ventilation with ducting systems, e.g. by double walls; with natural circulation
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04DROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/14Junctions of roof sheathings to chimneys or other parts extending above the roof
    • E04D13/143Junctions of roof sheathings to chimneys or other parts extending above the roof with ventilating means in junctions of roof sheathings to parts extending above the roof
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S11/00Non-electric lighting devices or systems using daylight
    • F21S11/007Non-electric lighting devices or systems using daylight characterised by the means for transmitting light into the interior of a building

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)

Abstract

The invention relates to a lighting and ventilation device for an earth-sheltered dwelling and a construction process thereof. The device comprises a cave soil covering layer, a light guide pipe, a light condensing hood and a rotary elbow, wherein the light guide pipe is arranged in the cave soil covering layer; the light condensing hood is connected to the upper end of the light guide pipe, and is of a transparent n-shaped structure; the lower end of the light condensing hood is communicated with the upper end of the light guide pipe, and the upper end of the light condensing hood is communicated with the rotary elbow; the rotary elbow can rotate relative to the light condensing hood; a guide plate is arranged at the top of the rotary elbow. According to the lighting and ventilation device for the earth-sheltered dwelling and the construction process thereof, an air vent is formed in the cave soil covering layer of the earth-sheltered dwelling, a light guide device and an air guide device are arranged on the air vent, the problem of poor ventilation of a cave can be effectively solved by the air guide device, the problem of poor lighting of the cave can be effectively solved by the light guide device, and the problem of damp of the cave is further solved; the lighting and ventilation device is simple in structure and convenient to construct.

Description

Crude cave house lighting and ventilation device and its construction technology
Technical field:
The invention belongs to traditional residence technical field, and in particular to a kind of crude cave house lighting and ventilation device and its construction technology.
Background technology:
Building energy conservation is the important technological problems that current whole world building circle faces jointly, and alleviates global energy shortage and change The effective development approach of kind environmental quality.As people's life quality is increasingly improved, in city, two season of Li Dongxia is adjusted using air-conditioning The ratio of section indoor temperature constantly rises, the cry of energy saving and environmental protection also more and more higher therewith.Crude cave house is one It is the Habitation form among the people that society is gradually forgotten to plant with economic development, but has long history and the tradition text having characteristic Change.Crystallization of wisdom is built as China working people, crude cave house makes full use of the heat storage capacity of earthing, " cool in summer and warm in winter " Living environment clearly, when the hot summer and bitter winter, is ± 10 DEG C with the ground difference in temperature in firing chamber;Meanwhile, the heat-proof quality of cave dwelling is good, Indoor temperature stability, has nearly reached control level of the winter or summer using air-conditioning.This is for energy tool today increasingly in short supply There is special significance.
However, the in-service most cave dwelling generally existings ventilation of China is smooth, moist, daylighting is not good etc. and reducing to live and relaxing The unfavorable conditions of appropriateness.Substantially can feel in ventilation and damp-proof treatment improper measures or the cave dwelling for not having any treatment measures Presence to musty and other abnormal flavour.On the one hand this result from the gas distributed by furniture, wall outer layer coating and be difficult to by sky The convection current of gas is discharged outdoor;On the other hand, in the presence of certain precipitation mechanism, the granule in gas is precipitated and is adsorbed onto cave dwelling On inwall, it is that the growth of mycete is provided convenience condition.In addition, the cave dwelling of crude cave house only exists an alien invasion, meanwhile, enter Deep universal relatively deep, cause kiln indoor lighting not good.
Ventilation is not smooth, the moist and not good comfortable for living for directly influencing crude cave house resident of daylighting, therefore, increasingly Many people move away from crude cave house, so that this distinctive Habitation form of China is developed.
Content of the invention:
In sum, in order to overcome the shortcomings of prior art problem, the invention provides a kind of crude cave house lighting and ventilation device And its construction technology, it is to arrange air vent in the overburden layer of the cave dwelling of crude cave house, arrange on air vent guiding device and Air ducting, air ducting can effectively solve the problem that the not smooth problem of cave dwelling ventilation, and guiding device can effectively solve the problem that cave dwelling daylighting Not good problem, solves cave dwelling moisture issues, simple structure, easy construction further.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of crude cave house lighting and ventilation device, wherein:Including firing chamber's overburden layer, light pipe, snoot and turning gland, firing chamber Light pipe is provided with overburden layer, light pipe upper end connects snoot, snoot is that the lower end of transparent n-type structure, snoot connects The upper end of admittance light pipe, the upper end connection turning gland of snoot, turning gland can be rotated relative to snoot, the top of turning gland End is provided with guide plate.
Technical scheme it may also is that realize:The upper end of described light pipe is provided with the edge of a wing, the edge of a wing Lower end is provided with reinforcement, in described reinforcement embedment firing chamber overburden layer.
Technical scheme it may also is that realize:One end of described turning gland and the top of snoot Connected by bearing, the other end of described turning gland is provided with flow deflector.
Technical scheme it may also is that realize:One end for being provided with flow deflector of described turning gland It is provided with weather shield.
Technical scheme it may also is that realize:Described light pipe is conical pipe, and its upper pipes mouth is little, Its lower end mouth of pipe is big, and described guide-lighting inside pipe wall is provided with reflecting coating, or light pipe is made using multiple layer of polymeric material Reflecting material is made.
Technical scheme it may also is that realize:The outer surface of described turning gland is provided with solar energy Absorber coatings.
Technical scheme it may also is that realize:Described turning gland is with snoot by being connected tubule Connection, connection tubule upper end is connected with turning gland by bearing, and connection tubule lower end is connected with snoot upper end by bearing.
A kind of construction technology of crude cave house lighting and ventilation device, wherein:Comprise the following steps:
The first step, get the raw materials ready
A, the length according to overburden layer thickness setting light pipe, prepare light pipe, and light pipe upper-end inner diameter is 150~200mm;Lead Light pipe bottom diameter is 200~300mm;
B, the preparation edge of a wing and reinforcement, the edge of a wing is that annular slab, its diameter of bore is identical with light pipe upper end external diameter, and reinforcement is three Angle plate;
C, turning gland being prepared, solar energy absorbing coating is applied in turning gland outer surface, and be directed to plate, flow deflector and keep off the rain Plate is on turning gland;
D, preparation connection tubule and bearing;
Second step, firing chamber's overburden layer inner vent molding:
It is clear that a, the selected position for arranging air vent, and the top surface in firing chamber's overburden layer and corresponding firing chamber's top surface carry out dust Reason, the position of crude cave house air vent should be arranged at distance of the firing chamber top far from firing chamber inner bottom wall 0.5m~1m, and air vent is vertical Overburden layer is upwardly penetrated through to top ground;
B, in selected lead to the hole site, vertical perforating is carried out upwards by firing chamber's top surface, until get through, ventilation bore dia and light pipe Upper end external diameter is identical;
3rd step, reaming:
Air vent reaming is in taper hole, taper hole upper end diameter is identical with light pipe upper end external diameter, taper hole lower end diameter and light pipe Lower end external diameter just as;
4th step, light pipe are installed:
Light pipe being penetrated in taper hole from the bottom to top, then the edge of a wing and reinforcement being fixedly connected in light pipe upper end, reinforcement is buried Enter in overburden layer, the edge of a wing is stuck in the top surface of firing chamber's overburden layer;
The installation of the parts on the 4th step, firing chamber's overburden layer:
N-shaped snoot is tipped upside down on the upper end of light pipe, is then being inserted into tubule lower end is connected snoot by bearing Connection tubule upper end is finally connected turning gland by bearing, so far completes the construction of the present invention by upper end.
Beneficial effects of the present invention are:
1st, the present invention is to arrange air vent in the overburden layer of the cave dwelling of crude cave house, arranges guiding device and wind-guiding on air vent Device, air ducting can effectively solve the problem that the not smooth problem of cave dwelling ventilation, and guiding device can effectively solve the problem that cave dwelling daylighting is not good Problem, further solve cave dwelling moisture issues, simple structure, easy construction.
2nd, the turning gland of the present invention is connected by bearing with snoot, is provided with guide plate, external wind on turning gland Guide plate is blown, under guide plate and wind-force effect, turning gland can be rotated relative to snoot, so that the going out of turning gland Air port is identical with outdoor wind direction all the time, so that the air outlet of turning gland is in negative pressure state is located at, curved with rotation in firing chamber Under the differential pressure action of head air outlet, kiln room air is flowed out from air outlet, so as to strengthen firing chamber's ventilation effect.Meanwhile, rotate curved The setting flow deflector of head air outlet, air outlet top edge is provided with weather shield, plays diffusing and the effect of keeping off the rain.
3rd, the turning gland outer surface of the present invention is provided with solar energy absorbing coating, when solar irradiation is mapped to turning gland, Air in solar energy heating turning gland, the air in acceleration turning gland outwardly, forms hot pressing air draft, so as to accelerate Air flow, strengthens the ventilation effect of the present invention.
4th, the snoot of the present invention is that transparent n-type structure, snoot lower end connects tapered light pipe, and light pipe has refraction Effect of light, sunlight enters tapered light pipe through after snoot, under the refraction action of light pipe, enters in firing chamber, from And effectively solve the problems, such as insufficient light in firing chamber.The up-narrow and down-wide tapered tube configuration of light pipe, can strengthen light refraction Effect, while the larger diameter end of light pipe is towards air inlet, with the contraction of pipe diameter, air velocity increases to form blast and bear Pressure, so as to strengthen the swabbing action of the present invention.Improve ventilation effect.
5th, the snoot of the present invention adopts transparent material, while printing opacity optically focused, is also beneficial to solar energy heating optically focused Air themperature in cover, accelerates air flow in snoot and light pipe, improves ventilation effect.
6th, the simple structure of the present invention, construction and installation are convenient, cost performance height, applied widely, with preferable rain and snow The features such as, it is adaptable to almost all of crude cave house and underground space, such as tunnel etc., the present invention is independent of conventional energy resource, profit Natural lighting and gravity-flow ventilation purpose are realized with solar energy and system tectonic sieving, effects of energy saving and emission reduction is notable.
Description of the drawings:
Fig. 1 is the structural representation of the present invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of crude cave house lighting and ventilation device, wherein:Including firing chamber's overburden layer 1, light pipe 2, optically focused Cover 3 and turning gland 4, are provided with light pipe 2 in firing chamber's overburden layer 1, and light pipe 2 is that conical pipe, its upper pipes mouth is little, its lower end The mouth of pipe is big, and described 2 inwall of light pipe is provided with reflecting coating, or light pipe 2 is using the made reflection of multiple layer of polymeric material Material is made, and the upper end of light pipe 2 is provided with the edge of a wing 6, and 6 lower end of the edge of a wing is provided with reinforcement 7, and described reinforcement 7 imbeds kiln In room overburden layer 1,2 upper end of light pipe connects snoot 3, and snoot 3 is that the lower end connection of transparent n-type structure, snoot 3 is guide-lighting The upper end of pipe 2, the upper end connection turning gland 4 of snoot 3, the outer surface of turning gland 4 is provided with solar energy absorbing coating, rotation Turning 4 can be rotated relative to snoot 3, and one end being connected with snoot 3 of described turning gland 4 is air inlet, and which is another Hold as air outlet, the top of the air outlet of turning gland 4 is provided with guide plate 5, is provided with flow deflector 8, air outlet in air outlet Upper edge be provided with weather shield 9, turning gland 4 is connected by be connected tubule 10 with snoot 3, and connection 10 upper end of tubule is by axle Hold and be connected with turning gland 4, connection 10 lower end of tubule is connected with 3 upper end of snoot by bearing.
A kind of construction technology of above-mentioned crude cave house lighting and ventilation device, comprises the following steps:
The first step, get the raw materials ready
A, the length according to overburden layer thickness setting light pipe 2, prepare light pipe 2, and 2 upper-end inner diameter of light pipe is 160mm;Guide-lighting 2 bottom diameter of pipe is 220mm, and pipe thickness is 5mm,
B, the preparation edge of a wing 6 and reinforcement 7, the edge of a wing 6 is that annular slab, its diameter of bore is identical with 2 upper end external diameter of light pipe, is 170mm, it is 5mm that 6 external diameter of the edge of a wing is 190mm, 6 thickness of the edge of a wing, and reinforcement 7 is the triangle template of 5mm for thickness;
C, prepare turning gland 4, apply solar energy absorbing coating in 4 outer surface of turning gland, and be directed to plate 5, flow deflector 8 and Weather shield 9 is on turning gland 4;4 height of turning gland is 300mm.
D, preparation connection tubule 10 and bearing;
Second step, the 1 inner vent molding of firing chamber's overburden layer:
It is clear that a, the selected position for arranging air vent, and the top surface in firing chamber's overburden layer 1 and corresponding firing chamber's top surface carry out dust Reason, the position of crude cave house air vent should be arranged at distance of the firing chamber top far from firing chamber inner bottom wall 0.5m~1m, and air vent is vertical Overburden layer is upwardly penetrated through to top ground;
B, in selected lead to the hole site, vertical perforating is carried out upwards by firing chamber's top surface, until get through, ventilation bore dia and light pipe 2 Upper end external diameter is identical, is 170mm.
3rd step, reaming:
Air vent reaming is in taper hole, taper hole upper end diameter is identical with 2 upper end external diameter of light pipe, is 170mm, taper hole lower end diameter With 2 lower end external diameter of light pipe just as being 230mm.
4th step, light pipe 2 are installed:
Light pipe 2 being penetrated in taper hole from the bottom to top, then the edge of a wing 6 and reinforcement 7 is fixedly connected in 2 upper end of light pipe, strengthens Muscle 7 is imbedded in overburden layer, and the edge of a wing 6 is stuck in the top surface of firing chamber's overburden layer 1;
The installation of the parts on the 4th step, firing chamber's overburden layer 1:
N-shaped snoot 3 is tipped upside down on the upper end of light pipe 2, then by bearing, connection 10 lower end of tubule is being inserted into and will gather Connection 10 upper end of tubule is finally connected turning gland 4 by bearing, so far completes the construction of the present invention by 3 upper end of light shield.
The present invention can arrange bearing block 11 in the upper end of snoot 3, while connecting bearing at the air inlet end of turning gland 4 Seat 11, connection tubule 10 is connected in bearing block 11 by bearing.
The present invention can also arrange bearing plate in the lower end of light pipe 2, and bearing plate can pass through rivet or expansion bolt fastening connects Be connected in crude cave house firing chamber top soil layer, bearing plate can subiculum light pipe 2, the edge of a wing 6 and reinforcement 7 lifting effect under, Act in the subiculum for combining bearing plate, the stability of the structure of the present invention can be strengthened.
It is noted that embodiment described above is to the illustrative and not limiting of technical solution of the present invention, affiliated technology neck The equivalent of domain those of ordinary skill or other modifications that is made according to prior art, as long as beyond the technology of the present invention side The thinking and scope of case, should be included within interest field of the presently claimed invention.

Claims (8)

1. a kind of crude cave house lighting and ventilation device, it is characterised in that:Including firing chamber's overburden layer(1), light pipe(2), snoot (3)And turning gland(4), firing chamber's overburden layer(1)Light pipe is inside provided with(2), light pipe(2)Upper end connects snoot(3), gather Light shield(3)For transparent n-type structure, snoot(3)Lower end connection light pipe(2)Upper end, snoot(3)Upper end connection rotation Turning head(4), turning gland(4)Can be with respect to snoot(3)Rotation, turning gland(4)Top be provided with guide plate(5).
2. crude cave house lighting and ventilation device according to claim 1, it is characterised in that:Described light pipe(2)Upper End is provided with the edge of a wing(6), the edge of a wing(6)Lower end is provided with reinforcement(7), described reinforcement(7)Embedment firing chamber overburden layer(1) Interior.
3. crude cave house lighting and ventilation device according to claim 1, it is characterised in that:Described turning gland(4)'s One end and snoot(3)Top connected by bearing, described turning gland(4)The other end be provided with flow deflector(8).
4. crude cave house lighting and ventilation device according to claim 3, it is characterised in that:Described turning gland(4)'s It is provided with flow deflector(8)One end be provided with weather shield(9).
5. crude cave house lighting and ventilation device according to claim 1, it is characterised in that:Described light pipe(2)For cone Shape pipe, its upper pipes mouth is little, and its lower end mouth of pipe is big, described light pipe(2)Inwall is provided with reflecting coating, or light pipe (2)Made using the made reflecting material of multiple layer of polymeric material.
6. crude cave house lighting and ventilation device according to claim 1, it is characterised in that:Described turning gland(4)'s Outer surface is provided with solar energy absorbing coating.
7. crude cave house lighting and ventilation device according to claim 1, it is characterised in that:Described turning gland(4)With Snoot(3)By connecting tubule(10)Connection, connects tubule(10)Upper end is by bearing and turning gland(4)Connection, connection Tubule(10)Lower end is by bearing and snoot(3)Upper end connects.
8. the construction technology of the crude cave house lighting and ventilation device as described in any one of claim 1 ~ 7, wherein:Including following step Suddenly:
The first step, get the raw materials ready
A, according to overburden layer thickness set light pipe(2)Length, prepare light pipe(2), light pipe(2)Upper-end inner diameter is 150 ~200mm;Light pipe(2)Bottom diameter is 200~300mm;
B, the preparation edge of a wing(6)And reinforcement(7), the edge of a wing(6)For annular slab, its diameter of bore and light pipe(2)Upper end external diameter phase With reinforcement(7)For triangle template;
C, prepare turning gland(4), in turning gland(4)Outer surface applies solar energy absorbing coating, and is directed to plate(5), lead Flow(8)And weather shield(9)Installed in turning gland(4)On;
D, preparation connection tubule(10)And bearing;
Second step, firing chamber's overburden layer(1)Inner vent molding:
A, the selected position that air vent is set, and in firing chamber's overburden layer(1)Top surface and corresponding firing chamber's top surface carry out dust Cleaning, the position of crude cave house air vent should be arranged at distance of the firing chamber top far from firing chamber inner bottom wall 0.5m~1m, and air vent hangs down Overburden layer is directly upwardly penetrated through to top ground;
B, in selected lead to the hole site, vertical perforating is carried out upwards by firing chamber's top surface, until get through, ventilation bore dia and light pipe (2)Upper end external diameter is identical;
3rd step, reaming:
Air vent reaming is in taper hole, taper hole upper end diameter and light pipe(2)Upper end external diameter is identical, taper hole lower end diameter and leaded light Pipe(2)Lower end external diameter just as;
4th step, light pipe(2)Install:
By light pipe(2)Penetrated in taper hole from the bottom to top, then in light pipe(2)Upper end is fixedly connected the edge of a wing(6)And reinforcement (7), reinforcement(7)In embedment overburden layer, the edge of a wing(6)It is stuck in firing chamber's overburden layer(1)Top surface;
4th step, firing chamber's overburden layer(1)On parts installation:
By N-shaped snoot(3)Tip upside down on light pipe(2)Upper end, then tubule will connected by bearing(10)Lower end inserts By snoot(3)Upper end, will finally connect tubule(10)Upper end connects turning gland by bearing(4), so far complete this Bright construction.
CN201610999463.2A 2016-11-14 2016-11-14 Lighting and ventilation device for earth-sheltered dwelling and construction process thereof Pending CN106440173A (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610999463.2A CN106440173A (en) 2016-11-14 2016-11-14 Lighting and ventilation device for earth-sheltered dwelling and construction process thereof

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Publication Number Publication Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108488953A (en) * 2018-03-13 2018-09-04 福建工程学院 A kind of villa basement ventilation drying system and control method
CN111288668A (en) * 2020-01-23 2020-06-16 内蒙古工业大学 Mongolian yurt capable of realizing light guide illumination, ventilation and heating
US20220282889A1 (en) * 2021-03-04 2022-09-08 William S. GALKIN Apparatus and method for redirecting air through register access cavities of an air heating and cooling system

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101672506A (en) * 2009-09-28 2010-03-17 郑州大学 Novel air vent structure for crude cave house and construction process thereof
CN104329767A (en) * 2014-10-31 2015-02-04 易简 Building indoor light guide and ventilation integrated system
CN205012614U (en) * 2015-07-16 2016-02-03 北控水务(中国)投资有限公司 Natural daylighting of underground structure, daily ventilation, fire protection and smoke exhaust device
KR20160038467A (en) * 2014-09-30 2016-04-07 주식회사동일기술공사 Apparatus for ventilating and lighting in underground structure, and method for constructing the same
CN206310658U (en) * 2016-11-14 2017-07-07 郑州大学 Crude cave house lighting and ventilation device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101672506A (en) * 2009-09-28 2010-03-17 郑州大学 Novel air vent structure for crude cave house and construction process thereof
KR20160038467A (en) * 2014-09-30 2016-04-07 주식회사동일기술공사 Apparatus for ventilating and lighting in underground structure, and method for constructing the same
CN104329767A (en) * 2014-10-31 2015-02-04 易简 Building indoor light guide and ventilation integrated system
CN205012614U (en) * 2015-07-16 2016-02-03 北控水务(中国)投资有限公司 Natural daylighting of underground structure, daily ventilation, fire protection and smoke exhaust device
CN206310658U (en) * 2016-11-14 2017-07-07 郑州大学 Crude cave house lighting and ventilation device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108488953A (en) * 2018-03-13 2018-09-04 福建工程学院 A kind of villa basement ventilation drying system and control method
CN111288668A (en) * 2020-01-23 2020-06-16 内蒙古工业大学 Mongolian yurt capable of realizing light guide illumination, ventilation and heating
CN111288668B (en) * 2020-01-23 2021-04-27 内蒙古工业大学 Mongolian yurt capable of realizing light guide illumination, ventilation and heating
US20220282889A1 (en) * 2021-03-04 2022-09-08 William S. GALKIN Apparatus and method for redirecting air through register access cavities of an air heating and cooling system
US11859855B2 (en) * 2021-03-04 2024-01-02 William S. GALKIN Apparatus and method for redirecting air through register access cavities of an air heating and cooling system
US20240133580A1 (en) * 2021-03-04 2024-04-25 William S. GALKIN Apparatus and method for redirecting air through register access cavities of an air heating and cooling system

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Application publication date: 20170222