CN218895477U - Underground works intelligence ventilation control system - Google Patents
Underground works intelligence ventilation control system Download PDFInfo
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- CN218895477U CN218895477U CN202222963207.1U CN202222963207U CN218895477U CN 218895477 U CN218895477 U CN 218895477U CN 202222963207 U CN202222963207 U CN 202222963207U CN 218895477 U CN218895477 U CN 218895477U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses an intelligent ventilation control system for underground engineering, which comprises an air conditioning area and an exhaust area, wherein the air conditioning area is connected with an air inlet pipeline, and a fresh air fan is arranged on the air inlet pipeline and can suck and convey outdoor fresh air to the air conditioning area; the indoor temperature sensor, the air inlet temperature sensor and the fresh air fan are electrically connected with the controller, and the controller controls the air inlet quantity of the fresh air fan according to the temperature difference between the outdoor temperature and the indoor temperature so as to adjust the temperature of an air conditioning area; the exhaust area is connected with an exhaust pipeline, and an exhaust fan is arranged on the exhaust pipeline and can exhaust hot air in the exhaust area to the outside so as to realize ventilation and heat extraction. The intelligent ventilation control system for the underground engineering can automatically match the distribution and exhaust air quantity according to the actual heat dissipation capacity and distribution rule in the underground engineering and the outdoor environment temperature, and discharges the heat dissipation of equipment in the engineering by introducing cold air with lower outdoor temperature and discharging hot air with higher indoor temperature.
Description
Technical Field
The utility model relates to the field of underground engineering exhaust, in particular to an intelligent ventilation control system for underground engineering.
Background
The region of China is wide, the geological type is rich, the situation is complex, therefore, the underground engineering occupies an important position in the field of engineering construction of China, and the underground engineering is widely applied to the fields of railways, water conservancy, mining industry, military, highways, subways, submarine tunnels, houses and the like. The existing underground engineering generally has the requirements of air exhaust and ventilation, and a large amount of heat can be released from equipment in the underground engineering, so that the heat is required to be discharged to the outside of the engineering in the underground engineering, the conventional treatment method mainly uses a water-cooling air conditioner for refrigeration elimination, the consumption of cooling water and electricity consumption is huge, the engineering guarantee difficulty is higher, and the engineering construction period is longer.
In conclusion, it is necessary to design an underground engineering ventilation system for reducing cooling water and electricity consumption for an air conditioner, reducing engineering guarantee difficulty and reducing engineering construction difficulty.
Disclosure of Invention
The utility model provides an intelligent ventilation control system for underground engineering, which has the effect of reducing the consumption of cooling water and electricity consumption. The specific technical scheme is as follows:
an intelligent ventilation control system for underground engineering comprises an air conditioning area and an exhaust area, wherein the air conditioning area is connected with an air inlet pipeline, and a fresh air fan is arranged on the air inlet pipeline and can suck outdoor fresh air and convey the outdoor fresh air to the air conditioning area; an air inlet temperature sensor is arranged at the inlet of the air inlet pipeline, an indoor temperature sensor is arranged in the air conditioning area, the indoor temperature sensor, the air inlet temperature sensor and the fresh air fan are electrically connected with a controller, and the controller controls the air inlet quantity of the fresh air fan according to the temperature difference between the outdoor temperature and the indoor temperature so as to adjust the temperature of the air conditioning area; the air conditioning area is communicated with the air exhaust area, hot air in the air conditioning area can flow to the air exhaust area, the air exhaust area is connected with an air exhaust pipeline, an air exhaust fan is arranged on the air exhaust pipeline, and the air exhaust fan can exhaust the hot air in the air exhaust area outdoors to realize ventilation and heat extraction.
Further, a vibration sensor is arranged on the fresh air fan and the exhaust fan respectively, the vibration sensor is electrically connected with the controller, and the vibration sensor can monitor and forecast the real-time state of the fan.
Further, the air conditioning area is provided with the air supply trunk line, and the one end and the a plurality of air supply branch pipes of air supply trunk line link to each other, and the other end and the air inlet pipeline of air supply trunk line link to each other, and the air conditioning area includes a plurality of rooms, is provided with an air supply branch pipe in every room, and fresh air fan can be with outdoor new trend through the air supply trunk line by each air supply branch pipe in carrying every room.
Further, at least one exhaust channel is arranged in each room, and the exhaust channels are communicated with the exhaust areas.
Further, the exhaust area is provided with a pressure sensor, the pressure sensor and the exhaust fan are electrically connected with a controller, and the controller adjusts the exhaust air quantity of the exhaust fan according to the pressure value fed back by the pressure sensor.
Further, an electric air valve is arranged at the inlet position close to the air inlet pipeline and at the outlet position close to the air exhaust pipeline, and the two electric air valves are respectively interlocked with the fresh air fan and the air exhaust fan to start and stop.
Further, the fresh air fan, the air inlet temperature sensor, the vibration sensor and the electric air valve are integrated into a fresh air module.
Further, the exhaust fan, the pressure sensor, the vibration sensor and the electric air valve are integrated into an exhaust module.
Further, the controller is connected with the digital display terminal, and the digital display terminal can digitally display the running state of the ventilation system in real time.
Further, the air conditioning area is provided with an air conditioner, and the air conditioner can assist the fresh air fan to adjust the temperature of the air conditioning area.
The intelligent ventilation control system for underground engineering can automatically match the distribution and exhaust volume according to the actual heat dissipation capacity and distribution rule in the underground engineering and the outdoor environment temperature, and can discharge the heat dissipation of equipment in the engineering by introducing cold air with lower outdoor temperature and discharging hot air with higher indoor temperature, and can digitally display the running condition of the ventilation system in real time. The energy consumption of the fan is reduced while the temperature threshold is ensured, and the energy conservation requirement of special engineering is effectively ensured.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:
FIG. 1 is a schematic diagram of an intelligent ventilation control system for underground works of the present utility model;
fig. 2 is a schematic diagram of connection between a fresh air fan and an air conditioning area of the intelligent ventilation control system for underground engineering.
Detailed Description
For a better understanding of the objects, functions and specific design of the present utility model, the following describes the intelligent ventilation control system for underground engineering according to the present utility model in further detail with reference to the accompanying drawings.
As shown in fig. 1-2, the intelligent ventilation control system for underground engineering comprises an air conditioning area A and an air exhaust area B, wherein the air conditioning area A is connected with an air inlet pipeline 10, a fresh air fan 1 is arranged on the air inlet pipeline 10, and the fresh air fan 1 can suck outdoor fresh air and convey the outdoor fresh air to the air conditioning area A; an air inlet temperature sensor 5 is arranged at the inlet of the air inlet pipeline 10, an indoor temperature sensor 6 is arranged in the air conditioning area A, the indoor temperature sensor 6, the air inlet temperature sensor 5 and the fresh air fan 1 are electrically connected with a controller 9, and the controller 9 controls the air inlet quantity of the fresh air fan 1 according to the temperature difference between the outdoor temperature and the indoor temperature so as to adjust the temperature of the air conditioning area A; the air conditioning area A is communicated with the air exhaust area B, hot air in the air conditioning area A can flow to the air exhaust area B, the air exhaust area B is connected with the air exhaust pipeline 4, the air exhaust pipeline 4 is provided with the air exhaust fan 2, and the air exhaust fan 2 can exhaust the hot air in the air exhaust area B to the outside so as to realize ventilation and heat extraction.
Specifically, as shown in fig. 2, the air conditioning area a of the present embodiment is provided with a main air supply duct D, one end of the main air supply duct D is connected to a plurality of branch air supply ducts E, and the other end of the main air supply duct D is connected to an air intake duct 10; the air conditioning area A comprises a plurality of rooms, each room is internally provided with an air supply branch pipeline E, and the fresh air fan 1 can convey outdoor fresh air into each room through each air supply branch pipeline E by the air supply main pipeline D so as to adjust the temperature of each room. It is noted that at least one air exhaust passage is provided in each room, and the air exhaust passage in each room is connected to the air exhaust area B, so that the hot air in each room can flow to the air exhaust area B.
It is noted that the exhaust area B is provided with a pressure sensor 7, the pressure sensor 7 and the exhaust fan 2 are electrically connected with a controller 9, and the controller 9 adjusts the exhaust air volume of the exhaust fan 2 according to the pressure value fed back by the pressure sensor 7. When the pressure of the exhaust area is high, the exhaust air quantity of the exhaust fan 2 is improved; when the pressure of the exhaust area is smaller, the exhaust air quantity of the exhaust fan 2 is reduced.
Preferably, in order to monitor the working states of the fresh air fan 1 and the exhaust fan 2 in real time, the fresh air fan 1 and the exhaust fan 2 in this embodiment are respectively provided with a vibration sensor 8, the vibration sensor 8 is electrically connected with the controller 9, the vibration sensor 8 can monitor and forecast the real-time states of the fresh air fan 1 and the exhaust fan 2, when the fresh air fan 1 or the exhaust fan 2 fails, the vibration sensor 8 can send a signal to the controller 9, and the controller 9 can remind a worker to overhaul the fresh air fan 1 or the exhaust fan 2. Further, in order to facilitate the monitoring of the ventilation system by the staff, the controller 9 of this embodiment is connected to the digital display terminal F, and the digital display terminal F can digitally display the running status of the ventilation system in real time.
As shown in fig. 1, in this embodiment, an electric air valve 3 is respectively disposed at the inlet position near the air intake duct 10 and the outlet position near the air exhaust duct 4, and the two electric air valves 3 are respectively interlocked with the fresh air fan 1 and the air exhaust fan 2 to start and stop, so that when the ventilation system is not working, outdoor air is prevented from being blown into the underground engineering through the air intake duct 10 or the air exhaust duct 4 by disposing the electric air valves 3.
Preferably, for convenience in construction, the construction efficiency of underground engineering is improved, the fresh air fan 1 and the air inlet temperature sensor 5, the vibration sensor 8 and the electric air valve 3 of the embodiment are integrated into a fresh air module, namely, the fresh air fan 1, the air inlet temperature sensor 5, the vibration sensor 8 and the electric air valve 3 are connected and assembled when leaving the factory, the whole fresh air module is directly installed when transporting to the underground engineering, and it can be understood that the air exhaust fan 2, the pressure sensor 7, the vibration sensor 8 and the electric air valve 3 are integrated into an air exhaust module.
It can be understood that the air conditioning area a of the underground engineering of the embodiment is also provided with an air conditioner, and the air conditioner can assist the fresh air fan to adjust the temperature of the air conditioning area a.
When the intelligent ventilation control system for underground engineering is used, firstly, the fresh air fan 1 and the exhaust fan 2 are started according to the minimum air quantity, and after the sensor senses the air inlet temperature and the exhaust temperature, the running air quantity is automatically adjusted according to a set program. Specifically, when the outdoor temperature is proper, the fresh air fan 1 operates according to the power frequency maximum air quantity, and the water-cooling air conditioner can not be started at the moment so as to save cooling water and electricity consumption; when the outdoor temperature is higher, the fresh air system operates according to low-grade air quantity to ensure oxygen supply, the water-cooled air conditioner is started, and the temperature of an air conditioning area A is reduced; when the outdoor temperature is lower, judging according to the exhaust temperature, and when the exhaust temperature exceeds a certain value, increasing the frequency of the fresh air fan 1 so as to further reduce the temperature of the air conditioning area A; when the exhaust temperature is lower than a certain value, the frequency of the fresh air fan 1 is reduced under the condition of ensuring oxygen supply. The exhaust fan 2 automatically matches the exhaust air quantity according to the set value of the pressure sensor 7.
The intelligent ventilation control system for underground engineering can automatically match the distribution and exhaust volume according to the actual heat dissipation capacity and distribution rule in the underground engineering and the outdoor environment temperature, and can discharge the heat dissipation of equipment in the engineering by introducing cold air with lower outdoor temperature and discharging hot air with higher indoor temperature, and can digitally display the running condition of the ventilation system in real time. The energy consumption of the fan is reduced while the temperature threshold is ensured, and the energy conservation requirement of special engineering is effectively ensured.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. The intelligent ventilation control system for the underground engineering is characterized by comprising an air conditioning area and an exhaust area, wherein the air conditioning area is connected with an air inlet pipeline, and a fresh air fan is arranged on the air inlet pipeline and can suck and convey outdoor fresh air to the air conditioning area; an air inlet temperature sensor is arranged at the inlet of the air inlet pipeline, an indoor temperature sensor is arranged in the air conditioning area, the indoor temperature sensor, the air inlet temperature sensor and the fresh air fan are electrically connected with a controller, and the controller controls the air inlet quantity of the fresh air fan according to the temperature difference between the outdoor temperature and the indoor temperature so as to adjust the temperature of the air conditioning area; the air conditioning area is communicated with the air exhaust area, hot air in the air conditioning area can flow to the air exhaust area, the air exhaust area is connected with an air exhaust pipeline, an air exhaust fan is arranged on the air exhaust pipeline, and the air exhaust fan can exhaust the hot air in the air exhaust area outdoors to realize ventilation and heat extraction.
2. The intelligent ventilation control system of claim 1, wherein a vibration sensor is respectively arranged on the fresh air fan and the exhaust fan, the vibration sensor is electrically connected with the controller, and the vibration sensor can monitor and forecast the real-time state of the fan.
3. The intelligent ventilation control system for underground works according to claim 1, wherein the air conditioning area is provided with a main air supply pipe, one end of the main air supply pipe is connected with a plurality of branch air supply pipes, the other end of the main air supply pipe is connected with an air intake pipe, the air conditioning area comprises a plurality of rooms, each room is provided with a branch air supply pipe, and the fresh air fan can convey outdoor fresh air into each room through the main air supply pipe by each branch air supply pipe.
4. A smart ventilation control system for underground works as claimed in claim 3, wherein at least one air exhaust passage is provided in each room, the air exhaust passage being in communication with the air exhaust area.
5. The intelligent ventilation control system of claim 4, wherein the exhaust area is provided with a pressure sensor, the pressure sensor and the exhaust fan are electrically connected with a controller, and the controller adjusts the exhaust air quantity of the exhaust fan according to the pressure value fed back by the pressure sensor.
6. The intelligent ventilation control system of claim 5, wherein an electric air valve is respectively arranged at the position close to the inlet of the air inlet pipeline and the position close to the outlet of the air exhaust pipeline, and the two electric air valves are respectively interlocked with the fresh air fan and the air exhaust fan.
7. The intelligent ventilation control system of claim 6, wherein the fresh air fan is integrated with the intake air temperature sensor, the vibration sensor, and the electric damper into a fresh air module.
8. The intelligent ventilation control system of claim 6, wherein the exhaust fan is integrated with the pressure sensor, the vibration sensor, and the electric damper as an exhaust module.
9. The intelligent ventilation control system of claim 1, wherein the controller is coupled to a digital display terminal that digitally displays the operating conditions of the ventilation system in real time.
10. The intelligent ventilation control system of claim 1, wherein the air conditioning area is provided with an air conditioner that assists the fresh air fan in regulating the temperature of the air conditioning area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222963207.1U CN218895477U (en) | 2022-11-07 | 2022-11-07 | Underground works intelligence ventilation control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222963207.1U CN218895477U (en) | 2022-11-07 | 2022-11-07 | Underground works intelligence ventilation control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218895477U true CN218895477U (en) | 2023-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222963207.1U Active CN218895477U (en) | 2022-11-07 | 2022-11-07 | Underground works intelligence ventilation control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218895477U (en) |
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2022
- 2022-11-07 CN CN202222963207.1U patent/CN218895477U/en active Active
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