CN203257447U - Solar heat flow tunnel ventilation system - Google Patents
Solar heat flow tunnel ventilation system Download PDFInfo
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- CN203257447U CN203257447U CN 201320224299 CN201320224299U CN203257447U CN 203257447 U CN203257447 U CN 203257447U CN 201320224299 CN201320224299 CN 201320224299 CN 201320224299 U CN201320224299 U CN 201320224299U CN 203257447 U CN203257447 U CN 203257447U
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Abstract
The utility model relates to the technology of tunnel ventilation and discloses a solar heat flow tunnel ventilation system. The solar heat flow tunnel ventilation system comprises a tunnel inner ventilating pipe, a heat collecting shed, a heat flow chimney and a ventilation connecting pipe, wherein the heat collecting shed and the heat flow chimney are arranged outside a tunnel, and the tunnel inner ventilation pipe is communicated with the heat collecting shed through the ventilation connecting pipe. An air inlet of the tunnel inner ventilation pipe is communicated with the tunnel, an air outlet of the tunnel inner ventilating pipe is communicated with an air inlet of the ventilation connecting pipe, an air outlet of the ventilation connecting pipe is communicated with an air inlet of the heat collecting shed, an air outlet of the heat collecting shed is communicated with an air inlet of the heat flow chimney, and an air outlet of the heat flow chimney is communicated with the atmosphere. The heat energy of solar radiation can be used for being converted into kinetic energy of air circulation, therefore, ventilation and air exchange of the tunnel are achieved, energy is saved, consumption is reduced, and the solar heat flow tunnel ventilation system is safe and reliable.
Description
Technical field
The utility model relates to the tunnel ventilation technology, particularly a kind of solar energy hot-fluid Tunnel Ventilation System.
Background technology
Along with the develop rapidly of China's speedway, the tunnel that mountainous area highway is large also is being on the increase.Large length of tunnel is long, and its cost of business operation as electricity charge such as ventilation, illuminations, becomes the heavy burden of a lot of units of operation gradually.Suppose to consider to ventilate according to bidirectional tunnel, average every kilometer tunnel approximately need arrange 6 jet blowers, every jet blower power is according to 30 kilowatts of considerations, and every day, ventilation time was approximately eight hours, in prediction on such basis only ventilate approximately 30,000 yuan of the electricity charge of this consumption of every kilometer tunnel per month.According to incompletely statistics, the built highway tunnel that is open to traffic of China surpasses 2,600 ten thousand kilometers at present, and the energy-saving and cost-reducing problem of highway tunnel operation process seems particularly outstanding.
It is all to adopt jet blower to carry out forced ventilation to the tunnel basically that existing tunnel ventilates, the tunnel adopts jet blower to ventilate when the tunnel breaking out of fire, jet blower can blow to the flue dust of point of origin the not direction of breaking out of fire, make and be full of flue dust and even fire spreading in the tunnel, personnel escape and rescue are caused very big difficulty and harm, and fire very easily burns out the cable of jet blower, causes the jet blower power failure, affects the ventilation in the tunnel.Therefore, a kind ofly can tackle the tunnel special circumstances, guarantee that the proposition of the tunnel ventilation technology of tunnel operation security seems very urgent and necessary.
Summary of the invention
The purpose of this utility model is to provide a kind of solar energy hot-fluid Tunnel Ventilation System, utilizes solar radiation heat energy to be converted into the kinetic energy of circulation of air, thereby realizes the ventilation to the tunnel, and is energy-saving and cost-reducing, safe and reliable.
For achieving the above object, the utility model is achieved by the following technical solutions.
A kind of solar energy hot-fluid Tunnel Ventilation System is characterized in that, comprises air chimney in the tunnel, is arranged on thermal-arrest canopy and hot-fluid chimney outside the tunnel, and the air handling connection that is communicated with air chimney and described thermal-arrest canopy in described tunnel; In described tunnel, the air intake of air chimney is connected with described tunnel, in described tunnel, the air outlet of air chimney is communicated with the air intake of described air handling connection, the air outlet of described air handling connection is communicated with the air intake of described thermal-arrest canopy, the air outlet of described thermal-arrest canopy is communicated with the air intake of described hot-fluid chimney, and the air outlet of described hot-fluid chimney is communicated with atmosphere.
Characteristics of the present utility model and further the improvement are:
In described tunnel, the air intake of air chimney is a plurality of.
Described thermal-arrest canopy is located on tailo face outside the tunnel.
Described thermal-arrest canopy comprises transparent ceiling and is positioned at the recuperation layer and the heat-sink shell that from bottom to top arrange on the tailo face, described transparent ceiling and heat-sink shell, recuperation layer, tailo face composition seal heat-collecting space
The air intake position of described thermal-arrest canopy is lower than the air outlet position of described thermal-arrest canopy.
Solar energy hot-fluid Tunnel Ventilation System of the present utility model, utilize solar energy heating canopy technology and the hot air principle that flows, heat convection in the thermal-arrest canopy between the interior air of heated heat-sink shell and canopy raises the air themperature in the thermal-arrest canopy, heated air rises because density descends, air outlet by thermal-arrest canopy top enters the hot-fluid chimney air is transferred out, simultaneously the air in the tunnel enters the thermal-arrest canopy by air handling connection, has formed air in the tunnel and has been transported to circulating ventilation system atmosphere by the thermal-arrest canopy from the hot-fluid chimney.
Description of drawings
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Fig. 1 is the principle schematic of solar energy hot-fluid Tunnel Ventilation System of the present utility model;
Fig. 2 is the structural representation of the solar energy hot-fluid Tunnel Ventilation System shown in Fig. 1.
In figure: 1, air chimney in the tunnel; 2, air handling connection; 3, thermal-arrest canopy; 4, hot-fluid chimney.
The specific embodiment
With reference to Fig. 1, be the principle schematic of solar energy hot-fluid Tunnel Ventilation System of the present utility model; With reference to Fig. 2, be the structural representation of the solar energy hot-fluid Tunnel Ventilation System shown in Fig. 1.In figure, this solar energy hot-fluid Tunnel Ventilation System comprises air chimney 1 in the tunnel, is arranged on thermal-arrest canopy 3 and hot-fluid chimney 4 outside the tunnel, and the air handling connection 2 that is communicated with air chimney 1 and thermal-arrest canopy 3 in the tunnel; In the tunnel, the air intake of air chimney 1 is connected with the tunnel, in the tunnel, the air outlet of air chimney 2 is communicated with the air intake of air handling connection 2, the air outlet of air handling connection 2 connects the air intake of thermal-arrest canopy 3, the air outlet of thermal-arrest canopy 3 is communicated with the air intake of hot-fluid chimney 4, and the air outlet of hot-fluid chimney 4 is communicated with atmosphere.In the tunnel, the air intake of air chimney is a plurality of, be distributed in the tunnel, for air chimney air intake in bore identical tunnel, its away from the layout density of tunnel face greater than the layout density near the tunnel face.
Thermal-arrest canopy 3 is located on tailo face outside the tunnel, thermal-arrest canopy 3 comprises transparent ceiling and is positioned at the recuperation layer and the heat-sink shell that from bottom to top arrange on the tailo face, transparent ceiling and heat-sink shell, recuperation layer, tailo face form the seal heat-collecting space, heat-sink shell uses coal dust, recuperation layer adopts clay as heat-storing material, the air intake position of thermal-arrest canopy 3 is lower than the air outlet position of thermal-arrest canopy 3, and the hot air that is conducive to like this in thermal-arrest canopy 3 is transported to atmosphere by hot-fluid chimney 4 from the top of thermal-arrest canopy 3.
During work, heat convection between air in the interior heated heat-sink shell of thermal-arrest canopy 3 and thermal-arrest canopy 3 raises the air themperature in thermal-arrest canopy 3, heated air rises because density descends, top by thermal-arrest canopy 3 enters hot-fluid chimney 4 hot air is transferred out, thereby air pressure diminishes in the bottom of thermal-arrest canopy 3, make the air in the tunnel to enter thermal-arrest canopy 3 by air chimney in the tunnel 1 and air handling connection 2, formed air in the tunnel and be transported to circulating ventilation system atmosphere by thermal-arrest canopy 3 from hot-fluid chimney 4.
Solar energy hot-fluid Tunnel Ventilation System of the present utility model is suitable for any tunnel that shines upon the place that has, and need not to consume other energy.The thermal-arrest canopy can absorb and store part energy at recuperation layer 3 daytimes, not only daytime can continuous firing to make ventilation system, and recuperation layer also can continuous energy release evening, guarantee this in the situation that there is no also sustainable operation of the sun night, the ventilations according to actual needs such as size of thermal-arrest canopy 3 are determined.And during evening, the temperature in the tunnel also can be extracted into temperature higher in the tunnel by thermal-arrest canopy 3 due to the ground fuel factor in the tunnel and form Air Flow in atmosphere higher than atmospheric temperature; In addition, hot-fluid chimney itself also has the suction function that makes following air increase, and makes to reach the ventilation effect night.Thermal-arrest canopy 3 and hot-fluid chimney 4 all can use existing conventional material, and the equipment construction operating cost is extremely low, and be energy-saving and cost-reducing, safe and reliable.In addition, when breaking out of fire, this solar energy hot-fluid Tunnel Ventilation System can be extracted the flue dust in the tunnel out, and can not affect because of fire the ventilation in the tunnel, is worthy of popularization.If continuous many days is overcast and rainy, make thermal-arrest canopy 3 can not carry out thermal-arrest, can the ventilation blower fan be installed on the hot-fluid chimney in addition, carry out when needed the secondary ventilation ventilation.
Although below by reference to the accompanying drawings embodiment of the present utility model is described, the utility model is not limited to above-mentioned specific embodiments, and above-mentioned specific embodiments is only schematic, guiding, rather than restrictive.Those of ordinary skill in the art in the situation that do not break away from the scope that the utility model claim is protected, can also make a variety of forms under the enlightenment of this manual, these all belong to the row of the utility model protection.
Claims (5)
1. a solar energy hot-fluid Tunnel Ventilation System, is characterized in that, comprises air chimney in the tunnel, is arranged on thermal-arrest canopy and hot-fluid chimney outside the tunnel, and the air handling connection that is communicated with air chimney and described thermal-arrest canopy in described tunnel; In described tunnel, the air intake of air chimney is connected with described tunnel, in described tunnel, the air outlet of air chimney is communicated with the air intake of described air handling connection, the air outlet of described air handling connection is communicated with the air intake of described thermal-arrest canopy, the air outlet of described thermal-arrest canopy is communicated with the air intake of described hot-fluid chimney, and the air outlet of described hot-fluid chimney is communicated with atmosphere.
2. solar energy hot-fluid Tunnel Ventilation System according to claim 1, is characterized in that, in described tunnel, the air intake of air chimney is a plurality of.
3. solar energy hot-fluid Tunnel Ventilation System according to claim 1, is characterized in that, described thermal-arrest canopy is located on tailo face outside the tunnel.
4. solar energy hot-fluid Tunnel Ventilation System according to claim 1, it is characterized in that, described thermal-arrest canopy comprises transparent ceiling and is positioned at the recuperation layer and the heat-sink shell that from bottom to top arrange on the tailo face, described transparent ceiling and heat-sink shell, recuperation layer, tailo face composition seal heat-collecting space.
5. solar energy hot-fluid Tunnel Ventilation System according to claim 1, is characterized in that, the air intake position of described thermal-arrest canopy is lower than the air outlet position of described thermal-arrest canopy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320224299 CN203257447U (en) | 2013-04-27 | 2013-04-27 | Solar heat flow tunnel ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320224299 CN203257447U (en) | 2013-04-27 | 2013-04-27 | Solar heat flow tunnel ventilation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203257447U true CN203257447U (en) | 2013-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320224299 Expired - Fee Related CN203257447U (en) | 2013-04-27 | 2013-04-27 | Solar heat flow tunnel ventilation system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244166A (en) * | 2013-04-27 | 2013-08-14 | 张东省 | Solar thermal flow tunnel ventilation system |
| CN105156144A (en) * | 2015-09-08 | 2015-12-16 | 陕西科技大学 | Complementary tunnel natural ventilation system with solar air pump and method |
| CN105805879A (en) * | 2016-05-10 | 2016-07-27 | 中建地下空间有限公司 | Ventilation and smoke discharge system of underground cylinder mechanical type garage |
| CN107270552A (en) * | 2017-07-19 | 2017-10-20 | 陕西科技大学 | It is a kind of to be used to strengthen the solar air heater of underground space air circulation |
| CN107421132A (en) * | 2017-07-19 | 2017-12-01 | 陕西科技大学 | A kind of solar energy heat exchanger |
| CN112042544A (en) * | 2020-08-20 | 2020-12-08 | 杭州仕越环境工程有限公司 | Air purification system of space in farm |
-
2013
- 2013-04-27 CN CN 201320224299 patent/CN203257447U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103244166A (en) * | 2013-04-27 | 2013-08-14 | 张东省 | Solar thermal flow tunnel ventilation system |
| CN105156144A (en) * | 2015-09-08 | 2015-12-16 | 陕西科技大学 | Complementary tunnel natural ventilation system with solar air pump and method |
| CN105805879A (en) * | 2016-05-10 | 2016-07-27 | 中建地下空间有限公司 | Ventilation and smoke discharge system of underground cylinder mechanical type garage |
| CN105805879B (en) * | 2016-05-10 | 2018-10-23 | 中建地下空间有限公司 | A kind of mechanical garage ventilation smoke evacuation system of underground cylinder |
| CN107270552A (en) * | 2017-07-19 | 2017-10-20 | 陕西科技大学 | It is a kind of to be used to strengthen the solar air heater of underground space air circulation |
| CN107421132A (en) * | 2017-07-19 | 2017-12-01 | 陕西科技大学 | A kind of solar energy heat exchanger |
| CN112042544A (en) * | 2020-08-20 | 2020-12-08 | 杭州仕越环境工程有限公司 | Air purification system of space in farm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 Termination date: 20180427 |
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| CF01 | Termination of patent right due to non-payment of annual fee |