CN105256981A - Ventilation and smoke exhaustion method of underground stereo parking garage - Google Patents
Ventilation and smoke exhaustion method of underground stereo parking garage Download PDFInfo
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- CN105256981A CN105256981A CN201510705857.8A CN201510705857A CN105256981A CN 105256981 A CN105256981 A CN 105256981A CN 201510705857 A CN201510705857 A CN 201510705857A CN 105256981 A CN105256981 A CN 105256981A
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Abstract
The invention discloses a ventilation and smoke exhaustion method of an underground stereo parking garage. The ventilation and smoke exhaustion method is characterized in that an underground bottom channel is arranged at the bottom of the underground stereo parking garage; an underground exhaust duct is arranged on each of the two sides of the underground stereo parking garage; the lower parts of the underground exhaust ducts are communicated with the underground bottom channel; an annular exhaust duct is arranged on the outer side of the top of an underground parking place structure in each layer; a parking place air outlet is formed in the outer wall of the underground parking place structure in each layer; the underground exhaust ducts are communicated with all the annular exhaust ducts; a ground exhaust duct is arranged on each of the two sides of a ground parking room; the lower part of each ground exhaust duct is communicated with the corresponding underground exhaust duct; the upper parts of the two ground exhaust ducts are connected through a horizontal air duct; two top exhaust fans are arranged on the horizontal air duct; a smoke vent electric valve and a temperature-gas detector are arranged on each parking place air outlet. According to the invention, under the pumping action of the top exhaust fans, harmful gases of the underground stereo parking garage can be removed, and the temperature of the underground stereo parking garage is decreased.
Description
Technical field
The present invention relates to ventilation and exhaust smoke in underground garage class, be specifically related to underground stereo garage parking ventilation smoke exhaust method, be particularly useful for the large scale of construction, buried type underground stereo garage parking.
Background technology
Along with society, economic development, car is universal in city gradually.According to statistics, there is the automobile quantity in 31 cities in the whole nation more than 1,000,000, and wherein Beijing's automobile is more than 5,000,000.The land resources that relative city is rare, parking space becomes the favorite of car owners' the supreme arrogance of a person with great power.Just because of this, the underground stereo garage parking that can make full use of the underground space arises at the historic moment.
Descend parking systems longitudinal section traditionally as shown in Figure 1, by means of only the keying of stopping with carry car panoramic table when picking up the car, realize the ventilation in underground stereo garage parking, because bottom the oil gas taste of vehicle release and underground garage, the pernicious gas that gathers is more, traditional draft type cannot meet hygienic requirements.Patrol and examine and can only bear oxygen supply equipment when to enter garage parking with maintenance personal and enter, not only increase impedimenta, and be not easy to patrol and examine and maintenance.In addition, the not good meeting of ventilation effect causes heat accumulation in underground stereo garage parking, reduces the efficiency of the consumer such as transformer, switch board, if things go on like this, affects service life of equipment.
The breaking out of fire of underground stereo garage parking, conventionally adopts closed gas extinguishing method, but adopt this extinguishing method effectively can not stop the rapid diffusion of high-temperature flue gas, underground stereo garage parking occurs that the risk of overall blast increases.In addition, after calamity, smoke evacuation becomes another difficult problem under accident conditions, and the method for traditional natural smoke evacuation can not guarantee rapid the recoverys use in underground stereo garage parking.
Summary of the invention
The object of the invention is according to above-mentioned the deficiencies in the prior art part, a kind of underground stereo garage parking ventilation smoke exhaust method is provided, can outdoor air be introduced during operating mode at ordinary times, reduce the pernicious gas content in underground stereo garage parking, and reduce underground stereo garage parking temperature; Accident conditions, discharging fume rapidly nearby, to reduce the loss that accident is made when can realize fire or after calamity.
Realization of the present invention is completed by following technical scheme:
The invention discloses a kind of underground stereo garage parking ventilation smoke exhaust method, one underground foot passage is set in the bottom in underground stereo garage parking, in the both sides in underground stereo garage parking, one underground exhaust duct is set respectively, the bottom of described underground exhaust duct is communicated with bottom ventilation road, described underground respectively, there are in described underground stereo garage parking some layers of underground parking position structure, the top outer of every layer of underground parking position structure is provided with circular row air channel, the outer wall of every layer of underground parking position structure is offered for by the parking position air outlet of the inner space of every layer of underground parking position structure with corresponding circular row air channel conducting, the through all described circular row air channels of described underground exhaust duct, one ground exhaust duct is set respectively in the both sides being positioned at the ground parking room above described underground stereo garage parking, the bottom of described ground exhaust duct is communicated with corresponding underground exhaust duct respectively, the top of two described ground exhaust ducts is connected by a horizontal air channel, described horizontal air channel is provided with two top exhaust blowers, described horizontal air channel is also provided with an intermediate valve, described intermediate valve is between two described top exhaust blowers, each parking position air outlet is provided with smoke vent opening motor operated valve, each parking position air outlet is also provided with temperature-gas detector, under the swabbing action of top exhaust blower, can exclusively descend parking systems pernicious gas and reduce the temperature in underground stereo garage parking.
Preferably, when overhaul of the equipments operating mode at ordinary times, Long-distance Control is carried car panoramic table and is entered underground stereo garage parking hoist trunk and stop bottom, open a top exhaust blower, keep all parking position air outlets to be in opening with corresponding smoke vent opening motor operated valve, underground stereo garage parking carries out mechanical exhaust simultaneously, purification inner air, get rid of pernicious gas, until temperature-gas detector display numerical value all after in safe range, operation maintenance personnel enters underground stereo garage parking and carries out overhaul of the equipments operation.
Preferably, when plant maintenance state at ordinary times, when temperature-gas detector senses that temperature in underground stereo garage parking is more than a set temperature value, open a top exhaust blower, keep all parking position air outlets to be in opening with corresponding smoke vent opening motor operated valve simultaneously, underground stereo garage parking carries out mechanical exhaust, reduces the temperature in underground stereo garage parking; When the temperature that temperature-gas detector senses in underground stereo garage parking exceedes another higher set temperature value, open another top exhaust blower, strengthen aeration-cooling effect.
Preferably, when accident fire working, when the temperature-gas detector in the parking systems of underground senses flue gas, open two top exhaust blowers, exhaust duct, underground exhaust duct and circular row air channel keep unimpeded on the ground, remote auto controls smoke vent opening motor operated valve, make to sense that the parking position air outlet of flue gas and the parking position air outlet of top thereof are held open state, the parking position air outlet of below keeps closed condition, ensure that parking position air outlet is effectively discharged fume, control fire and smoke spread to greatest extent.
Preferably, after accident calamity during operating mode, when accident fire working is selected to adopt closed gas extinguishing method, Long-distance Control is carried car panoramic table and is entered underground stereo garage parking hoist trunk and stop bottom, opens a top exhaust blower, keeps all parking position air outlets to be in opening with corresponding smoke vent opening motor operated valve simultaneously, underground stereo garage parking carries out mechanical exhaust, purification inner air, gets rid of pernicious gas, until temperature-gas detector display numerical value is all in safe range.
Preferably, in above-mentioned underground stereo garage parking ventilation smoke exhaust method, described underground exhaust duct is provided with exhaust duct motor operated valve with the junction of corresponding ground exhaust duct, and described exhaust duct motor operated valve can cut out or open path between described ground exhaust duct and corresponding underground exhaust duct.
Preferably, in above-mentioned underground stereo garage parking ventilation smoke exhaust method, exhaust duct symmetrical and close proximity to ground parking house inwall in described ground is arranged, and is staggeredly arranged with access, ground parking room.
Preferably, in above-mentioned underground stereo garage parking ventilation smoke exhaust method, described underground exhaust duct is between the outer wall and the inwall in underground stereo garage parking of underground parking position structure.
Preferably, in above-mentioned underground stereo garage parking ventilation smoke exhaust method, the junction of described underground foot passage and underground exhaust duct arranges the bottom air outlet for getting rid of the pernicious gas being deposited on underground stereo garage parking.
Compared to existing technology, beneficial effect of the present invention is as follows:
Underground stereo garage parking of the present invention ventilation smoke exhaust method, by the swabbing action of top exhaust blower, negative pressure is formed in underground stereo garage parking, outdoor air is mainly the gap of carrying car panoramic table surrounding via the gap between ground parking room and underground stereo garage parking and enters underground stereo garage parking, pernicious gas in the parking position structure of Ge Ceng underground, underground stereo garage parking, successively via the circular row air channel of correspondence, underground exhaust duct, exhaust duct and top exhaust blower are expelled to outdoor on the ground, pernicious gas simultaneously bottom the parking systems of underground is successively through underground foot passage, underground exhaust duct, exhaust duct and top exhaust blower are expelled to outdoor on the ground, therefore, on the one hand, the present invention effectively exclusively can descend the pernicious gas in parking systems, the air ambient of a safety can be provided for entering the operation maintenance personnel of carrying out electromechanical equipment maintenance in underground stereo garage parking, on the other hand, effectively reduce the temperature in underground stereo garage parking, ensure that the electromechanical equipment in underground stereo garage parking is in the temperature range of a safety, extend the application life of electromechanical equipment.
In addition, because the top of two described ground exhaust ducts is connected by a horizontal air channel, described horizontal air channel is provided with two top exhaust blowers, described horizontal air channel is also provided with an intermediate valve, described intermediate valve is between two described top exhaust blowers, two top exhaust blowers can be made for subsequent use each other, improve its application life.
In addition, by setting up temperature-gas detector on each parking position air outlet, can the temperature of position residing for Real-Time Monitoring and flue gas situation, to make reply management in time.
Accompanying drawing explanation
Fig. 1 descends parking systems schematic longitudinal section traditionally.
Fig. 2 is the underground stereo garage parking schematic longitudinal section of one embodiment of the invention.
Fig. 3 is the A-A generalized section of Fig. 2.
Fig. 4 is the B-B generalized section of Fig. 2.
Detailed description of the invention
The present invention and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that the understanding of technician of the same trade.
As Figure 1-4, Reference numeral 1-21 represents respectively: underground stereo garage parking 1, ground parking room 2, carry car panoramic table 3, waiting area of parking terrace 4, exhaust duct motor operated valve 5, car 6, exhaust duct 7 on the ground, intermediate valve 8, underground exhaust duct 9, underground stereo garage parking hoist trunk 10, parking position air outlet 11, smoke vent opening motor operated valve 12, underground parking position structure 13, underground foot passage 14, access, ground parking room 15, the inwall 16 in underground stereo garage parking, circular row air channel 17, top exhaust blower 18, horizontal air channel 19, the outer wall 20 of underground parking position structure 13, ground lower bottom part air outlet 21.
Refer to Fig. 1 to Fig. 4, present embodiment discloses a kind of underground stereo garage parking ventilation smoke exhaust method, one underground foot passage 14 is set in the bottom in underground stereo garage parking, in the both sides in underground stereo garage parking, one underground exhaust duct 9 is set respectively, the bottom of described underground exhaust duct 9 is communicated with bottom ventilation road, described underground respectively, there are in described underground stereo garage parking some layers of underground parking position structure 13, the top outer of every layer of underground parking position structure 13 is provided with circular row air channel 17, the outer wall 20 of every layer of underground parking position structure 13 is offered for by the parking position air outlet 11 of the inner space of every layer of underground parking position structure 13 with corresponding circular row air channel 17 conducting, the all described circular row air channels 17 of described underground exhaust duct 9 up/down perforation, one ground exhaust duct 7 is set respectively in the both sides being positioned at the ground parking room 2 above described underground stereo garage parking, the bottom of described ground exhaust duct 7 is communicated with corresponding underground exhaust duct 9 respectively, the top of two described ground exhaust ducts 7 is connected by a horizontal air channel 19, described horizontal air channel 19 is provided with two top exhaust blowers 18, described horizontal air channel 19 is also provided with an intermediate valve 8, described intermediate valve 8 is between two described top exhaust blowers 18, each parking position air outlet 11 is provided with smoke vent opening motor operated valve 12, each parking position air outlet 11 is also provided with temperature-gas detector, under the swabbing action of top exhaust blower 18, can exclusively descend parking systems pernicious gas and reduce the temperature in underground stereo garage parking.
Underground stereo garage parking of the present invention ventilation smoke exhaust method, by the swabbing action of top exhaust blower, negative pressure is formed in underground stereo garage parking, outdoor air is mainly the gap of carrying car panoramic table 3 surrounding via the gap between ground parking room 2 and underground stereo garage parking and enters underground stereo garage parking, pernicious gas in Ge Ceng underground, underground stereo garage parking parking position structure 13, successively via the circular row air channel 17 of correspondence, underground exhaust duct 9, exhaust duct 7 and top exhaust blower 18 are expelled to outdoor on the ground, pernicious gas simultaneously bottom the parking systems of underground is successively through underground foot passage 14, underground exhaust duct 9, exhaust duct 7 and top exhaust blower 18 are expelled to outdoor on the ground, therefore, on the one hand, the present invention effectively exclusively can descend the pernicious gas in parking systems, the air ambient of a safety can be provided for entering the operation maintenance personnel of carrying out electromechanical equipment maintenance in underground stereo garage parking, on the other hand, effectively reduce the temperature in underground stereo garage parking, ensure that the electromechanical equipment in underground stereo garage parking is in the temperature range of a safety, extend the application life of electromechanical equipment.
In addition, because the top of two described ground exhaust ducts 7 is connected by a horizontal air channel 19, described horizontal air channel 19 is provided with two top exhaust blowers 18, described horizontal air channel 19 is also provided with an intermediate valve 8, described intermediate valve 8 is between two described top exhaust blowers 18, two top exhaust blowers 18 can be made for subsequent use each other, improve its application life.In addition, by setting up temperature-gas detector on each parking position air outlet 11, can the temperature of position residing for Real-Time Monitoring and flue gas situation, to make reply management in time.
Preferably, when overhaul of the equipments operating mode at ordinary times, Long-distance Control is carried car panoramic table 3 and is entered underground stereo garage parking, underground stereo garage parking hoist trunk 10 and stop bottom, open a top exhaust blower 18, keep all parking position air outlets 11 to be in opening with corresponding smoke vent opening motor operated valve 12 simultaneously, underground stereo garage parking carries out mechanical exhaust, purification inner air, get rid of pernicious gas, until temperature-gas detector display numerical value all after in safe range, operation maintenance personnel enters underground stereo garage parking and carries out overhaul of the equipments operation.
Preferably, when plant maintenance state at ordinary times, when temperature-gas detector senses that temperature in underground stereo garage parking is more than a set temperature value, open a top exhaust blower 18, set temperature value described in the present embodiment is set as 36 DEG C, keep all parking position air outlets 11 to be in opening with corresponding smoke vent opening motor operated valve 12, underground stereo garage parking carries out mechanical exhaust simultaneously, reduces the temperature in underground stereo garage parking; When the temperature that temperature-gas detector senses in underground stereo garage parking exceedes another higher set temperature value, open another top exhaust blower 18, strengthen aeration-cooling effect, in the present embodiment, another higher set temperature value is 40 DEG C.
Preferably, when accident fire working, when the temperature-gas detector in the parking systems of underground senses flue gas, start underground stereo garage parking fire fighting system simultaneously, open two top exhaust blowers 18, ensure exhaust duct 7 on the ground, underground exhaust duct 9 and circular row air channel 17 keep unimpeded, remote auto controls smoke vent opening motor operated valve 12, make to sense that the parking position air outlet 11 of flue gas and the parking position air outlet 11 of top thereof are held open state, the parking position air outlet 11 of below keeps closed condition, ensure that parking position air outlet 11 is effectively discharged fume, control fire and smoke spread to greatest extent.
Preferably, after accident calamity during operating mode, when accident fire working is selected to adopt closed gas extinguishing method, Long-distance Control is carried car panoramic table 3 and is entered underground stereo garage parking, underground stereo garage parking hoist trunk 10 and stop bottom, open a top exhaust blower 18, keep all parking position air outlets 11 to be in opening with corresponding smoke vent opening motor operated valve 12 simultaneously, underground stereo garage parking carries out mechanical exhaust, purification inner air, get rid of pernicious gas, until temperature-gas detector display numerical value is all in safe range.
Preferably, in above-mentioned underground stereo garage parking ventilation smoke exhaust method, described underground exhaust duct 9 is provided with exhaust duct motor operated valve 5 with the junction of corresponding ground exhaust duct 7, and described exhaust duct motor operated valve can cut out or open path between described ground exhaust duct 9 and corresponding underground exhaust duct 9.
Preferably, in above-mentioned underground stereo garage parking ventilation smoke exhaust method, exhaust duct 9 symmetrical and close proximity to ground parking house 2 inwall in described ground is arranged, and is staggeredly arranged with access, ground parking room 15, thus it is more rationally compact that the space in ground parking room 2 is arranged.
In the present embodiment, described top exhaust blower 18 is preferably rain-proof type roof extract unit, has preferably rainproof and air-exhausting function.
Preferably, in above-mentioned underground stereo garage parking ventilation smoke exhaust method, described underground exhaust duct 9 between the outer wall 20 and the inwall 16 in underground stereo garage parking of underground parking position structure 13, thus can utilize existing structure to complete the structure of underground exhaust duct 9, reduces construction cost.
In order to more effective eliminating is deposited on the pernicious gas bottom underground stereo garage parking, preferably, in above-mentioned underground stereo garage parking ventilation smoke exhaust method, underground foot passage 14 arranges the bottom air outlet 14 for getting rid of the pernicious gas being deposited on underground stereo garage parking with the junction of underground exhaust duct 9.
Foregoing description is only the description to present pre-ferred embodiments, any restriction not to the scope of the invention, and any change that the those of ordinary skill in field of the present invention does according to above-mentioned disclosure, modification, all belong to the protection domain of claims.
Claims (9)
1. a underground stereo garage parking ventilation smoke exhaust method, it is characterized in that, one underground foot passage is set in the bottom in underground stereo garage parking, in the both sides in underground stereo garage parking, one underground exhaust duct is set respectively, the bottom of described underground exhaust duct is communicated with bottom ventilation road, described underground respectively, there are in described underground stereo garage parking some layers of underground parking position structure, the top outer of every layer of underground parking position structure is provided with circular row air channel, the outer wall of every layer of underground parking position structure is offered for by the parking position air outlet of the inner space of every layer of underground parking position structure with corresponding circular row air channel conducting, the through all described circular row air channels of described underground exhaust duct, one ground exhaust duct is set respectively in the both sides being positioned at the ground parking room above described underground stereo garage parking, the bottom of described ground exhaust duct is communicated with corresponding underground exhaust duct respectively, the top of two described ground exhaust ducts is connected by a horizontal air channel, described horizontal air channel is provided with two top exhaust blowers, described horizontal air channel is also provided with an intermediate valve, described intermediate valve is between two described top exhaust blowers, each parking position air outlet is provided with smoke vent opening motor operated valve, each parking position air outlet is also provided with temperature-gas detector, under the swabbing action of top exhaust blower, can exclusively descend parking systems pernicious gas and reduce the temperature in underground stereo garage parking.
2. underground stereo garage parking ventilation smoke exhaust method according to claim 1, it is characterized in that, when overhaul of the equipments operating mode at ordinary times, Long-distance Control is carried car panoramic table and is entered underground stereo garage parking hoist trunk and stop bottom, open a top exhaust blower, keep all parking position air outlets to be in opening with corresponding smoke vent opening motor operated valve simultaneously, underground stereo garage parking carries out mechanical exhaust, purification inner air, get rid of pernicious gas, until temperature-gas detector display numerical value all after in safe range, operation maintenance personnel enters underground stereo garage parking and carries out overhaul of the equipments operation.
3. underground stereo garage parking ventilation smoke exhaust method according to claim 1, it is characterized in that, when plant maintenance state at ordinary times, when temperature-gas detector senses that temperature in underground stereo garage parking is more than a set temperature value, open a top exhaust blower, keep all parking position air outlets to be in opening with corresponding smoke vent opening motor operated valve, underground stereo garage parking carries out mechanical exhaust simultaneously, reduces the temperature in underground stereo garage parking; When the temperature that temperature-gas detector senses in underground stereo garage parking exceedes another higher set temperature value, open another top exhaust blower, strengthen aeration-cooling effect.
4. underground stereo garage parking ventilation smoke exhaust method according to claim 1, it is characterized in that, when accident fire working, when the temperature-gas detector in the parking systems of underground senses flue gas, open two top exhaust blowers, exhaust duct on the ground, underground exhaust duct and circular row air channel keep unimpeded, remote auto controls smoke vent opening motor operated valve, make to sense that the parking position air outlet of flue gas and the parking position air outlet of top thereof are held open state, the parking position air outlet of below keeps closed condition, ensure that parking position air outlet is effectively discharged fume, control fire and smoke spread to greatest extent.
5. underground stereo garage parking ventilation smoke exhaust method according to claim 1, it is characterized in that, after accident calamity during operating mode, when accident fire working is selected to adopt closed gas extinguishing method, Long-distance Control is carried car panoramic table and is entered underground stereo garage parking hoist trunk and stop bottom, open a top exhaust blower, keep all parking position air outlets to be in opening with corresponding smoke vent opening motor operated valve simultaneously, underground stereo garage parking carries out mechanical exhaust, purification inner air, get rid of pernicious gas, until temperature-gas detector display numerical value is all in safe range.
6. according to underground stereo garage parking ventilation smoke exhaust method described in any one in claim 1-5, it is characterized in that, described underground exhaust duct is provided with exhaust duct motor operated valve with the junction of corresponding ground exhaust duct, and described exhaust duct motor operated valve can cut out or open path between described ground exhaust duct and corresponding underground exhaust duct.
7. according to underground stereo garage parking ventilation smoke exhaust method described in any one in claim 1-5, it is characterized in that, exhaust duct symmetrical and close proximity to ground parking house inwall in described ground is arranged, and is staggeredly arranged with access, ground parking room.
8. according to underground stereo garage parking ventilation smoke exhaust method described in any one in claim 1-5, it is characterized in that, described underground exhaust duct is between the outer wall and the inwall in underground stereo garage parking of underground parking position structure.
9. according to underground stereo garage parking ventilation smoke exhaust method described in any one in claim 1-5, it is characterized in that, the junction of described underground foot passage and underground exhaust duct arranges the bottom air outlet for getting rid of the pernicious gas being deposited on underground stereo garage parking.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510705857.8A CN105256981A (en) | 2015-10-27 | 2015-10-27 | Ventilation and smoke exhaustion method of underground stereo parking garage |
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| CN201510705857.8A CN105256981A (en) | 2015-10-27 | 2015-10-27 | Ventilation and smoke exhaustion method of underground stereo parking garage |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106836900A (en) * | 2017-02-22 | 2017-06-13 | 佛山汉格斯环保科技有限公司 | A kind of multi-storied garage air circulation system |
| CN106839247A (en) * | 2017-02-22 | 2017-06-13 | 佛山赛威光电技术有限公司 | A kind of aeration structure of underground parking garage |
| CN106871318A (en) * | 2017-02-22 | 2017-06-20 | 佛山汉格斯环保科技有限公司 | A kind of multi-storied garage ventilation fire extinguishing system |
| CN106894664A (en) * | 2017-02-22 | 2017-06-27 | 佛山汉格斯环保科技有限公司 | A kind of multi-storied garage ventilation smoke exhaust structure |
| CN107965877A (en) * | 2017-11-26 | 2018-04-27 | 长葛市大阳纸业有限公司 | A kind of setting in workshop |
| CN108729665A (en) * | 2018-05-25 | 2018-11-02 | 五冶集团上海有限公司 | Cool down ventilation device between a kind of double barrel wall climbing form barrel |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201256A (en) * | 2015-10-16 | 2015-12-30 | 上海市政工程设计研究总院（集团）有限公司 | Ventilation and smoke discharge device for underground solid garage |
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2015
- 2015-10-27 CN CN201510705857.8A patent/CN105256981A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105201256A (en) * | 2015-10-16 | 2015-12-30 | 上海市政工程设计研究总院（集团）有限公司 | Ventilation and smoke discharge device for underground solid garage |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN106836900A (en) * | 2017-02-22 | 2017-06-13 | 佛山汉格斯环保科技有限公司 | A kind of multi-storied garage air circulation system |
| CN106839247A (en) * | 2017-02-22 | 2017-06-13 | 佛山赛威光电技术有限公司 | A kind of aeration structure of underground parking garage |
| CN106871318A (en) * | 2017-02-22 | 2017-06-20 | 佛山汉格斯环保科技有限公司 | A kind of multi-storied garage ventilation fire extinguishing system |
| CN106894664A (en) * | 2017-02-22 | 2017-06-27 | 佛山汉格斯环保科技有限公司 | A kind of multi-storied garage ventilation smoke exhaust structure |
| CN107965877A (en) * | 2017-11-26 | 2018-04-27 | 长葛市大阳纸业有限公司 | A kind of setting in workshop |
| CN108729665A (en) * | 2018-05-25 | 2018-11-02 | 五冶集团上海有限公司 | Cool down ventilation device between a kind of double barrel wall climbing form barrel |
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Application publication date: 20160120 |