CN211038703U - Air interchanger for track construction - Google Patents
Air interchanger for track construction Download PDFInfo
- Publication number
- CN211038703U CN211038703U CN201922206617.XU CN201922206617U CN211038703U CN 211038703 U CN211038703 U CN 211038703U CN 201922206617 U CN201922206617 U CN 201922206617U CN 211038703 U CN211038703 U CN 211038703U
- Authority
- CN
- China
- Prior art keywords
- pipe
- air
- tunnel
- water
- filter screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Ventilation (AREA)
Abstract
The utility model provides a breather for track construction, includes air exhauster, exhaust pipe, condenser pipe, conduit, air-supply line, hair-dryer, one end in the exhaust pipe tunnel is provided with the air exhauster, the exhaust pipe is being provided with near the subway well head the condenser pipe each department sets up a plurality of relay air exhausters, the other end of exhaust pipe is provided with the air outlet in subway well head department, be provided with the filter screen in the air outlet, take out moist hot air in the tunnel, be provided with the water smoke shower nozzle on the conduit, remove dust in the tunnel through the water spray realization. The utility model relates to a breather for track construction can solve the too big problem of dust pollution in the subway track work progress.
Description
Technical Field
The utility model belongs to tunnel construction field, concretely relates to a breather for track construction.
Background
The tunnel construction is a new engineering construction method formed by adopting a system formed by adopting a spray anchor technology, monitoring measurement and the like and a rock mechanics theory.
Most of existing air interchangers in tunnels are that an air inlet pipeline, an air exhaust pipeline and a fan simultaneously draw out air in the tunnel and input fresh air into the tunnel to maintain the circulation of air inside the whole tunnel, the method can enable the air in the tunnel to be always in an active flowing state, pollutants such as dust and the like generated in the tunnel due to construction can be more easily floated in the air and are easily breathed by constructors, and the health of the constructors is damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a device for solve the technical problem who exists among the prior art, if: most of existing air interchangers in tunnels are that an air inlet pipeline, an air exhaust pipeline and a fan simultaneously draw out air in the tunnel and input fresh air into the tunnel to maintain the circulation of air inside the whole tunnel, the method can enable the air in the tunnel to be always in an active flowing state, pollutants such as dust and the like generated in the tunnel due to construction can be more easily floated in the air and are easily breathed by constructors, and the health of the constructors is damaged.
In order to achieve the above object, the utility model adopts the following technical scheme:
a ventilation device for track construction comprises an exhaust fan, an exhaust pipe, a condensation pipe, a water delivery pipeline, an air inlet pipe and a blower;
the exhaust fan is arranged at one end, located in the tunnel, of the exhaust pipe, one end, close to a wellhead of the subway well, of the exhaust pipe is connected with one end of the condensation pipe, the plurality of relay exhaust fans are further arranged on the exhaust pipe, one end, close to the wellhead of the subway well, of the condensation pipe is communicated with the water conveying pipeline, an air outlet is formed in the position, close to the water conveying pipeline, of the condensation pipe, and a filter screen is arranged in the air outlet;
a plurality of water mist spray heads are arranged on the water delivery pipeline; one end of the air inlet pipe, which is positioned in the tunnel, is provided with a blower, and the other end of the air inlet pipe is arranged at the mouth of the subway well;
the air inlet pipe, the exhaust pipe and the water conveying pipeline are formed by splicing a plurality of sections of pipelines, and joints of the pipelines are provided with pipe joints;
the coupling is the device that is connected by two semicircle rings, including rubber packing ring, staple bolt, filter screen retaining ring and filter screen, the inner wall at coupling both ends all is provided with the rubber packing ring, the filter screen sets up the one end of being close to the direction that the air current blows, filter screen legal person side is equipped with the filter screen retaining ring, be provided with on the surface at coupling both ends the staple bolt, be equipped with the installation ear on the staple bolt.
Furthermore, the air inlet pipe is close to the bottom of the tunnel in the subway tunnel, and the air inlet pipe is provided with a small hole every ten centimeters.
Furthermore, the upper surface of the pipe joint is provided with two grooves, and the hoop is arranged in the grooves.
Furthermore, one end of the blower close to the inside of the tunnel is provided with a blowing opening, and the blowing opening and the air outlet are of the same structure.
The condensation pipe is a copper elongated conduit, so that the condensation pipe can be coiled and spliced for saving space, heat of hot and humid air in the tunnel is dissipated through the copper conduit when the hot and humid air passes through the condensation pipe, water vapor is condensed into water drops to stay in the condensation pipe, and the water drops enter the water pipeline through the pipeline connected with the water pipeline through the condensation pipe under the dual effects of gravity and the suction force of the relay exhaust fan and are recycled;
the filter screen and the filter screen are arranged to prevent pollutants in the air in the tunnel from being discharged into the air outside the tunnel to pollute the environment;
the water mist spray head is selected, the sprayed water is in a water mist state, so that dust floating in air in the tunnel can fall back to the ground effectively, the water mist can be cooled effectively, the hot construction environment in the tunnel is improved, the water mist can be sucked into the exhaust pipe easily by the exhaust fan, and the condition of overlarge air humidity in the tunnel is avoided;
the main pipeline is formed by splicing a plurality of sections of pipelines, and once the pipeline is broken, the pipeline can be replaced in time;
the pipe joint is composed of two separated parts and is connected through the hoop, so that a pipeline can be quickly disassembled; then, the length of the pipeline can be adjusted according to the progress of the ground by using the subsection setting pipeline.
Furthermore, a thermometer is arranged at the top end of the condensation pipe.
Furthermore, a pipeline provided with a plurality of water mist spray heads is connected to the water delivery pipeline, and the pipeline is close to the condensation pipe and is parallel to the thermometer mounting plane.
Furthermore, a pressure pump is arranged at the top end of the pipeline which is connected with the water pipeline and is provided with a plurality of water mist spray heads.
Further, an air refrigerating machine is arranged on the air inlet pipe close to the blower.
After the condenser pipe works for a long time, the temperature of the condenser pipe rises due to the fact that heat released by air is absorbed, the condensation effect of the condenser pipe is lost, the water suction pump and the water mist spray head are arranged to spray water to the condenser pipe, the temperature of the condenser pipe is reduced through water heat absorption, and the continuous condensation work is guaranteed;
and an air refrigerating machine is arranged to reduce the temperature of the fresh air input into the tunnel, so that the ambient temperature in the tunnel is not too high.
The utility model has the beneficial technical effects that: (1) the condensation pipe is a copper elongated conduit, so that the condensation pipe can be coiled and spliced for saving space, heat of hot and humid air in the tunnel is dissipated through the copper conduit when the hot and humid air passes through the condensation pipe, water vapor is condensed into water drops to stay in the condensation pipe, and the water drops enter the water pipeline through the pipeline connected with the water pipeline through the condensation pipe under the dual effects of gravity and the suction force of the relay exhaust fan and are recycled;
(2) the filter screen and the filter screen are arranged to prevent pollutants in the air in the tunnel from being discharged into the air outside the tunnel to pollute the environment;
(3) the water mist spray head is selected, the sprayed water is in a water mist state, so that dust floating in air in the tunnel can fall back to the ground effectively, the water mist can be cooled effectively, the hot construction environment in the tunnel is improved, the water mist can be sucked into the exhaust pipe easily by the exhaust fan, and the condition of overlarge air humidity in the tunnel is avoided;
(4) the main pipeline is formed by splicing a plurality of sections of pipelines, and once the pipeline is broken, the pipeline can be replaced in time;
(5) the pipe joint is composed of two separated parts and is connected through the hoop, so that a pipeline can be quickly disassembled; then, the length of the pipeline can be adjusted according to the progress of the ground by using the subsection setting pipeline.
Drawings
Fig. 1 is a front view of embodiment 1 of the present invention.
Fig. 2 is a schematic view of an air outlet structure according to embodiment 1 of the present invention.
Fig. 3 is a schematic cross-sectional view of a pipe joint according to embodiment 1 of the present invention.
Fig. 4 shows a schematic view of the hoop structure according to embodiment 1 of the present invention.
In the figure: 1-exhaust fan, 2-exhaust pipe, 3-condenser pipe, 4-thermometer, 5-pressure pump, 6-water spray nozzle, 7-relay exhaust fan, 8-pipe joint, 9-filter screen, 10-air outlet, 11-water pipeline, 12-air blowing port, 13-air refrigerator, 15-air inlet pipe, 81-anchor ear, 82-filter screen retainer ring, 83-filter screen, 84-rubber washer and 811-mounting ear.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-4 of the present invention, and it should be apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
a ventilation device for track construction comprises an exhaust fan 1, an exhaust pipe 2, a condenser pipe 3, a water pipeline 11, an air inlet pipe 15 and a blower 16;
as shown in fig. 2, the exhaust fan 1 is arranged at one end of the exhaust pipe 2 in the tunnel, one end of the exhaust pipe 2 close to the wellhead of the subway well is connected with one end of the condensation pipe 3, the exhaust pipe 2 is also provided with a plurality of relay exhaust fans 7, one end of the condensation pipe 3 at the wellhead of the subway well is communicated with the water pipeline 11, the condensation pipe 3 is provided with an air outlet 10 close to the water pipeline 11, and the air outlet 10 is internally provided with a filter screen 9;
a plurality of water mist spray heads 6 are arranged on the water conveying pipeline 11; one end of the air inlet pipe 15, which is positioned in the tunnel, is provided with a blower 16, and the other end of the air inlet pipe 15 is arranged at the mouth of the subway well;
the air inlet pipe 15, the exhaust pipe 2 and the water conveying pipeline 11 are formed by splicing a plurality of pipelines, and joints 8 are arranged at the joints of the pipelines;
as shown in fig. 3 and 4, the pipe joint 8 is a device formed by connecting two semicircular rings, and includes a rubber gasket 84, an anchor ear 81, a filter screen retainer ring 82 and a filter screen 83, the rubber gaskets 84 are disposed on the inner walls of the two end portions of the pipe joint 8, the filter screen 83 is disposed at one end close to the direction in which the airflow is blown, the filter screen retainer ring 82 is disposed on the side of the filter screen 83, the anchor ear 81 is disposed on the outer surface of the two ends of the pipe joint 8, and the anchor ear 811 is disposed on the anchor ear 81.
Further, the air inlet pipe 15 is close to the bottom of the tunnel in the subway tunnel, and the air inlet pipe 15 is provided with a small hole every ten centimeters.
Furthermore, two grooves are formed in the upper surface of the pipe joint 8, and the hoop 81 is arranged in the grooves.
Further, one end of the blower 16 close to the inside of the tunnel is provided with a blowing port 12, and the blowing port 12 and the air outlet 10 have the same structure.
Example 1 summary of the working principle: the condensation pipe 3 is a copper elongated conduit, so that the condensation pipe can be coiled and spliced for saving space, when hot and humid air in the tunnel passes through the condensation pipe 3, heat is dissipated through the copper conduit, water vapor is condensed into water drops and stays in the condensation pipe 3, and the water drops enter the water conveying pipeline 11 through a pipeline connected with the water conveying pipeline 11 through the condensation pipe 3 under the dual effects of gravity and the suction force of the relay exhaust fan 7 for cyclic utilization;
the filter screen 83 and the filter screen 9 are arranged to prevent pollutants in the air in the tunnel from being discharged into the air outside the tunnel, so that the environment is polluted;
the water mist spray head 6 is selected, the sprayed water is in a water mist state, so that dust floating in the air in the tunnel can be effectively dropped to the ground, the water mist can be effectively cooled, the hot construction environment in the tunnel is improved, the water mist can be easily sucked into the exhaust pipe 2 by the exhaust fan 1, and the condition of overlarge air humidity in the tunnel is avoided;
the main pipeline is formed by splicing a plurality of sections of pipelines, and once the pipeline is broken, the pipeline can be replaced in time;
the pipe joint 8 is composed of two separated parts and is connected through the hoop 81, so that a pipeline can be quickly disassembled; then, the length of the pipeline can be adjusted according to the progress of the ground by using the subsection setting pipeline.
Example 2:
in addition to the embodiment 1, a thermometer 4 is further provided at the top end of the condensation pipe 3.
Furthermore, a pipeline provided with a plurality of water mist spray heads 6 is connected to the water pipeline 11, and the pipeline is close to the condensation pipe 3 and is parallel to the installation plane of the thermometer 4.
Further, a pressure pump 5 is arranged at the top end of the pipeline which is connected with the water pipeline 11 and is provided with a plurality of water mist spray heads 6.
Further, the air inlet duct 15 is provided with an air refrigerator 13 adjacent to the blower 16.
Example 2 working principle overview: after the condenser pipe works for a long time, the temperature of the condenser pipe 3 rises due to the absorption of heat released by air, the condensation effect of the condenser pipe is lost, the water suction pump 5 and the water mist spray head 6 are arranged to spray water to the condenser pipe 3, the temperature of the condenser pipe is reduced by water absorption, and the continuous condensation work is ensured;
and an air refrigerating machine is arranged to reduce the temperature of the fresh air input into the tunnel, so that the ambient temperature in the tunnel is not too high.
In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Claims (8)
1. A ventilation device for track construction is characterized by comprising an exhaust fan (1), an exhaust pipe (2), a condensation pipe (3), a water delivery pipeline (11), an air inlet pipe (15) and a blower (16);
the exhaust fan (1) is arranged at one end, located in the tunnel, of the exhaust pipe (2), one end, close to the wellhead of the subway well, of the exhaust pipe (2) is connected with one end of the condensation pipe (3), the plurality of relay exhaust fans (7) are further arranged on the exhaust pipe (2), one end, close to the wellhead of the subway well, of the condensation pipe (3) is communicated with the water conveying pipeline (11), an air outlet (10) is formed in the position, close to the water conveying pipeline (11), of the condensation pipe (3), and a filter screen (9) is arranged in the air outlet (10);
a plurality of water mist nozzles (6) are arranged on the water delivery pipeline (11); one end of the air inlet pipe (15) positioned in the tunnel is provided with a blower (16), and the other end of the air inlet pipe (15) is arranged at the mouth of the subway well;
the air inlet pipe (15), the exhaust pipe (2) and the water conveying pipeline (11) are formed by splicing a plurality of sections of pipelines, and joints (8) are arranged at the joints of the pipelines;
coupling (8) are the device that is connected by two semicircle rings, including rubber packing ring (84), staple bolt (81), filter screen retaining ring (82) and filter screen (83), the inner wall at coupling (8) both ends all is provided with rubber packing ring (84), filter screen (83) set up the one end of being close to the direction that the air current blows, filter screen (83) legal person side is equipped with filter screen retaining ring (82), be provided with on the surface at coupling (8) both ends staple bolt (81), be equipped with installation ear (811) on staple bolt (81).
2. A ventilating device for track construction according to claim 1, wherein the air inlet duct (15) is located next to the bottom of the tunnel in the subway tunnel, and the air inlet duct (15) has a small hole every ten cm.
3. A ventilation device for track construction according to claim 1, characterized in that the upper surface of the pipe connector (8) is provided with two grooves, in which the anchor ear (81) is arranged.
4. A ventilating device for track building according to claim 3, wherein an air blowing opening (12) is provided at an end of the air blower (16) near the tunnel interior, the air blowing opening (12) and the air outlet opening (10) being of the same construction.
5. A ventilating device for track building according to any of claims 1-4, characterized in that the top end of the condensation duct (3) is provided with a thermometer (4).
6. A ventilator for track construction according to claim 5, characterized in that a pipe provided with a plurality of said water mist nozzles (6) is connected to said water pipe (11) and is parallel to the installation plane of said thermometer (4) near said condensation duct (3).
7. A ventilation device for track construction according to claim 6, characterized in that the top end of the pipe connected with the water pipe (11) and provided with the water mist nozzles (6) is provided with a pressure pump (5).
8. An air exchange device for track construction according to claim 7, characterised in that the air inlet duct (15) is provided with an air cooler (13) adjacent to the blower (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922206617.XU CN211038703U (en) | 2019-12-10 | 2019-12-10 | Air interchanger for track construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922206617.XU CN211038703U (en) | 2019-12-10 | 2019-12-10 | Air interchanger for track construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211038703U true CN211038703U (en) | 2020-07-17 |
Family
ID=71535433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922206617.XU Active CN211038703U (en) | 2019-12-10 | 2019-12-10 | Air interchanger for track construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211038703U (en) |
-
2019
- 2019-12-10 CN CN201922206617.XU patent/CN211038703U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207122318U (en) | A kind of novel tunnel ventilation unit | |
| CN210543970U (en) | Dust removal system | |
| CN205379273U (en) | Dirt system is swept in corner | |
| CN211038703U (en) | Air interchanger for track construction | |
| CN109139078A (en) | A kind of tunnel ventilation smoke evacuation system | |
| CN210445217U (en) | Pipeline malleation ventilation unit in pig house winter | |
| CN208765510U (en) | A kind of Valve Steel cooling device | |
| CN107350972A (en) | Sanding Room with recovery function | |
| CN108016597B (en) | Ventilation and exhaust system of ship engine room | |
| CN211038702U (en) | Shield tunnel construction breather | |
| CN203454331U (en) | Airflow jet carrier type ventilating system for large factory building | |
| CN210829360U (en) | Coal face full-air-volume cooling system | |
| CN106801925A (en) | The ultrathin air-cooled ducted air conditioner of cellular humidification membrane | |
| CN210959306U (en) | Energy-saving system of micro-module data machine room | |
| CN207292008U (en) | With air purification subway seat fresh air circulator | |
| CN211400220U (en) | Multistage air supply device | |
| CN210345742U (en) | Ventilation system for tire production workshop | |
| CN207392682U (en) | A kind of air-raid shelter's Multi-function air blower room | |
| CN204254818U (en) | The ventilating system of substation equipment room | |
| CN208024386U (en) | A kind of multi-functional coal mine ventilation device | |
| CN210714756U (en) | Tunnel ventilation mechanism | |
| CN207177954U (en) | One kind is used for the ice-cold formula air-conditioning equipment of excavation operation | |
| CN207479122U (en) | Dust-free purification room is into door | |
| CN106017129A (en) | Cooling tower applicable to interior of underground one-way airflow space | |
| CN208223134U (en) | A kind of corn drying machinery heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |