CN116378738A - Method for ventilating by using ultra-long distance of wind storage bin - Google Patents
Method for ventilating by using ultra-long distance of wind storage bin Download PDFInfo
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- CN116378738A CN116378738A CN202310089622.5A CN202310089622A CN116378738A CN 116378738 A CN116378738 A CN 116378738A CN 202310089622 A CN202310089622 A CN 202310089622A CN 116378738 A CN116378738 A CN 116378738A
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- 238000003860 storage Methods 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000009423 ventilation Methods 0.000 claims abstract description 32
- 238000010276 construction Methods 0.000 claims abstract description 16
- 238000002407 reforming Methods 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 claims 2
- 230000005641 tunneling Effects 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 239000003550 marker Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/003—Ventilation of traffic tunnels
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/08—Ventilation arrangements in connection with air ducts, e.g. arrangements for mounting ventilators
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
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- Ventilation (AREA)
Abstract
The invention provides a method for ventilating an ultra-long distance by utilizing a wind storage bin, and relates to the technical field of ventilation of tunnels and underground engineering. This utilize wind-accumulating storehouse overlength distance ventilation system, including left side hole positive hole and right side hole positive hole, run through and be provided with the ventilation inclined shaft on the top left side position of left side hole positive hole, the top of left side hole positive hole is close to and runs through and be provided with the construction inclined shaft on the left side position, all be provided with the tuber pipe on the inside left and right sides position of construction inclined shaft, all be provided with the fan on the air intake position of tuber pipe, be provided with the fresh air that distributes evenly on the inside position of tuber pipe. Through in ventilation inclined shaft and main hole big mileage simultaneous tunneling process, main hole tunneling distance utilizes 7# car to walk the horizontal hole, 8# car to walk the horizontal hole as holding the wind storehouse after longer, through the mode of fan relay, compares traditional ventilation mode that adopts high-power high wind pressure fan to supply air, has saved construction cost and fan power consumption.
Description
Technical Field
The invention relates to the technical field of ventilation of tunnels and underground engineering, in particular to a method for ventilating an ultra-long distance by utilizing a wind storage bin.
Background
And the ventilation method and the like are adopted to create the needed air environment for the space of the tunnel and the underground construction engineering. Different tunnels and underground projects have respective ventilation requirements, and ventilation technical measures adopted by the different tunnels and underground projects are different due to different geographical and climatic conditions, building structures and internal production processes.
At present, when the tunnel and underground engineering are ventilated in a long distance, a plurality of axial flow fans with high wind speed and high wind pressure are needed to meet the ventilation requirement of the tunnel face, when the ventilation distance is too long, the requirements on the working performance of the fans are very high, meanwhile, due to the limited tunnel space, the number of arranged fans is too large, and the normal construction of the tunnel is seriously influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a method for ventilating by utilizing an ultralong distance of a wind storage bin, which solves the problems of high requirements on fans, more fans and serious influence on construction in the traditional ventilation mode.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an utilize wind-accumulating storehouse overlength distance ventilation system, includes left hole positive hole and right hole positive hole, run through and be provided with the ventilation inclined shaft on the top left side position of left hole positive hole, the top of left hole positive hole is close to and runs through and be provided with the construction inclined shaft on the left side position, all be provided with the tuber pipe on the inside left and right sides position of construction inclined shaft, all be provided with the fan on the air intake position of tuber pipe, be provided with the fresh air of uniform distribution on the inside position of tuber pipe, run through and be provided with the horizontal passageway of car of uniform distribution on the position between left hole positive hole and the right hole positive hole, all be provided with the wind-proof wall on the inside middle front and back both ends position of horizontal passageway of car, two be provided with three relay fans on the position between the wind-proof wall, be provided with the area of waiting to construct on the left side and the right side position between left hole positive hole and the right hole.
Preferably, a relay fan is arranged at the inner position of the air pipe at the top.
Preferably, an air pipe is arranged at the output end position of the relay fan on the right side of the top.
Preferably, the output end positions of the relay fans on the two sides of the bottom are provided with air pipes.
Preferably, the small mile marker section dividing lines which are uniformly distributed are fixedly connected to the outer wall positions of the left hole positive hole and the right hole positive hole.
Preferably, the following means are included: the tunnel inner transverse tunnel is slightly modified, the concrete wall is utilized to seal the tunnel inner transverse tunnel, meanwhile, the air inlet is reserved for supplying air into the air storage bin, the air outlet is reserved for installing an axial flow fan and supplying air to the working face, and ultra-long distance ventilation is realized in a one-stage or multi-stage relay mode.
Preferably, the method further comprises the following steps: one or more axial flow fans are arranged at the tunnel or the inclined shaft opening and the wind storage bin, one wind storage bin is arranged every 1000-2500 m in the tunnel, and the wind pressure and the wind speed of the air supply are increased in a one-stage or multi-stage relay mode, so that the ultra-long distance air supply is realized.
Preferably, the method further comprises the following steps: the wind storage bin is generally arranged at a position of 1000-2500 m, and can be provided with a plurality of stages of wind storage bins to realize multistage relay; the wind storage bin is generally formed by reforming a tunnel vehicle transverse hole (also can be independently built), the two ends of the vehicle transverse hole are sealed, meanwhile, an air inlet is reserved for supplying air into the wind storage bin, and an air outlet is reserved for installing an axial flow fan to supply air to a working surface.
Working principle: when the air conditioner is used, the fan is opened to send outside fresh air into an air pipe in a construction inclined shaft, the fresh air is relayed through a relay fan arranged in the air pipe, the fresh air is sent between two air isolation walls in a transverse passage of a vehicle, the relay fan on the right side of the top of the air isolation wall is opened to pump the fresh air sent by the air pipe out and send the fresh air to the air pipe to ventilate the inside of a right hole positive hole, the relay fans on the two sides of the bottom of the air isolation wall are opened to pump the fresh air sent by the air pipe out and send the fresh air to the inside of the right hole positive hole to ventilate, the vehicle transverse hole in a tunnel is micro-reformed, the vehicle transverse hole is sealed by a concrete wall, an air inlet is reserved at the same time, an air outlet is reserved for installing an axial fan to supply a working face, one or more multi-stage relay fans are arranged at the mouth of the tunnel or the inclined shaft, one or more multi-stage relay wind storage bins are arranged every 1000-2500 m, the air supply pressure and the air speed are increased, the ultra-long distance wind supply is realized, and the ultra-long distance wind storage bin is generally arranged at one or 2500 m; the wind storage bin is generally formed by reforming a tunnel vehicle transverse hole (also can be independently built), the two ends of the vehicle transverse hole are sealed, meanwhile, an air inlet is reserved for supplying air into the wind storage bin, and an air outlet is reserved for installing an axial flow fan to supply air to a working surface.
The invention provides a method for ventilating an air storage bin over a long distance. The beneficial effects are as follows:
1. according to the invention, in the process of tunneling the ventilation inclined shaft and the main hole with a large mileage, after the tunneling distance of the main hole is longer, the 7# vehicle transverse hole and the 8# vehicle transverse hole are used as wind storage bins, and compared with the traditional ventilation mode of adopting a high-power high-wind-pressure fan for supplying wind in a fan relay mode, the invention saves construction cost and the power consumption of the fan.
2. According to the invention, two ends of the transverse vehicle tunnel are sealed by the transverse vehicle tunnel, the air inlet is reserved for supplying air into the air storage bin, the air outlet is reserved for installing the axial flow fan and supplying air to the working face, and the low wind speed and low wind pressure are adopted by adopting a mode of relaying the fan outside the tunnel and at the air storage bin, so that the friction between wind and the wind bag in the air supply process is reduced, and long-distance ventilation is realized.
Drawings
FIG. 1 is a plan view of the present invention utilizing a long distance ventilation of a wind reservoir.
1, dividing lines of small mile marker segments; 2. a ventilation inclined shaft; 3. a blower; 4. an air duct; 5. constructing an inclined shaft; 6. a relay fan; 7. a left hole positive hole; 8. fresh air; 9. a transverse roadway; 10. right hole positive hole; 11. a wind-proof wall; 12. and (5) a region to be constructed.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
as shown in fig. 1, the embodiment of the invention provides an ultra-long distance ventilation system using a wind storage bin, which comprises a left hole positive hole 7 and a right hole positive hole 10, wherein a ventilation inclined shaft 2 is penetrated and arranged at the left side position of the top of the left hole positive hole 7, a construction inclined shaft 5 is penetrated and arranged at the position close to the left side of the top of the left hole positive hole 7, wind pipes 4 are arranged at the left and right side positions of the inside of the construction inclined shaft 5, a fan 3 is arranged at the air inlet position of the wind pipes 4, fresh air 8 uniformly distributed is arranged at the inner position of the wind pipes 4, the fan 3 is used for sending outside fresh air 8 into the wind pipes 4 in the construction inclined shaft 5 by opening the fan 3, a transverse car channel 9 uniformly distributed is penetrated and arranged at the position between the left hole positive hole 7 and the right hole positive hole 10, a partition wall 11 is arranged at the front and rear end positions of the inside of the car transverse channel 9, a relay fan 6 is used for relaying the fresh air 8 in the middle of the inside of the car transverse car channel 9, the fresh air 8 is sent between the two partition walls 11, and a right and a waiting area 12 is arranged between the two partition walls 11 and the left hole positive hole 10.
A relay fan 6 is arranged at the inner position of the top air pipe 4.
An air pipe 6 is arranged at the output end position of the right side force fan 6 at the top, fresh air 8 sent by the air pipe 4 is pumped out and sent to the air pipe 4 to ventilate the inside of the left hole positive hole 7 by opening the force fan 6 at the right side of the top of the air separation wall 11.
The air pipes 6 are arranged at the output end positions of the relay fans 6 at the two sides of the bottom, and fresh air 8 sent by the air pipes 4 is pumped out and sent to the air pipes 4 to ventilate the right hole 10 by opening the relay fans 6 at the two sides of the bottom of the air separation wall 11.
The small mile marking section dividing lines 1 which are uniformly distributed are fixedly connected to the outer wall positions of the left hole positive hole 7 and the right hole positive hole 10.
Embodiment two:
as shown in fig. 1, a method for ventilating by using an ultra-long distance of a wind storage bin comprises the following steps: the tunnel inner transverse tunnel is slightly modified, the concrete wall is utilized to seal the tunnel inner transverse tunnel, meanwhile, the air inlet is reserved for supplying air into the air storage bin, the air outlet is reserved for installing an axial flow fan and supplying air to the working face, and ultra-long distance ventilation is realized in a one-stage or multi-stage relay mode.
The method also comprises the following steps: one or more axial flow fans are arranged at the tunnel or the inclined shaft opening and the wind storage bin, one wind storage bin is arranged every 1000m in the tunnel, and the wind pressure and the wind speed of the air supply are increased in a one-stage or multi-stage relay mode, so that the ultra-long distance air supply is realized.
The air storage bin is arranged at one position of 1000m generally, and can be provided with a plurality of stages of air storage bins to realize multistage relay; the wind storage bin is generally formed by reforming a tunnel vehicle transverse hole (also can be independently built), the two ends of the vehicle transverse hole are sealed, meanwhile, an air inlet is reserved for supplying air into the wind storage bin, and an air outlet is reserved for installing an axial flow fan to supply air to a working surface.
Embodiment III:
as shown in fig. 1, a method for ventilating by using an ultra-long distance of a wind storage bin comprises the following steps: the tunnel inner transverse tunnel is slightly modified, the concrete wall is utilized to seal the tunnel inner transverse tunnel, meanwhile, the air inlet is reserved for supplying air into the air storage bin, the air outlet is reserved for installing an axial flow fan and supplying air to the working face, and ultra-long distance ventilation is realized in a one-stage or multi-stage relay mode.
The method also comprises the following steps: one or more axial flow fans are arranged at the tunnel or the inclined shaft opening and the wind storage bin, one wind storage bin is arranged every 1500m in the tunnel, and the wind pressure and the wind speed of the air supply are increased in a one-stage or multi-stage relay mode, so that the ultra-long distance air supply is realized.
The wind storage bin is arranged at one position of 1500m generally, and can be provided with a plurality of stages of wind storage bins to realize multistage relay; the wind storage bin is generally formed by reforming a tunnel vehicle transverse hole (also can be independently built), the two ends of the vehicle transverse hole are sealed, meanwhile, an air inlet is reserved for supplying air into the wind storage bin, and an air outlet is reserved for installing an axial flow fan to supply air to a working surface.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides an utilize wind storehouse overlength distance ventilation system, includes left hole positive hole (7) and right hole positive hole (10), its characterized in that: the utility model discloses a construction method for a vehicle, including left side hole positive hole (7), right side hole positive hole (10), wind pipe (4), fresh air (8) that distributes evenly are provided with on the air intake position of tuber pipe (4), run through and be provided with ventilation inclined shaft (2) on the top left side position of left side hole positive hole (7), the top of left side hole positive hole (7) is close to and runs through and be provided with construction inclined shaft (5) on the left side position, all be provided with tuber pipe (4) on the inside left and right side position of construction inclined shaft (5) on the position of, all be provided with fan (3) on the air intake position of tuber pipe (4) on the inside left and right side of left side hole positive hole (7), be provided with on the position between left side hole positive hole (7) and right side hole positive hole (10) and evenly distributed's horizontal passageway of car (9), all be provided with on the inside middle front and back both ends position of horizontal passageway of car horizontal passageway (9) and be provided with wind barrier wall (11), two be provided with three relay fan (6) on the position between wind barrier wall (11).
2. An ultra-long distance ventilation system using a wind storage bin according to claim 1, wherein: a relay fan (6) is arranged at the inner position of the air pipe (4) at the top.
3. An ultra-long distance ventilation system using a wind storage bin according to claim 1, wherein: an air pipe (6) is arranged at the output end position of the relay fan (6) on the right side of the top.
4. An ultra-long distance ventilation system using a wind storage bin according to claim 1, wherein: the air pipes (6) are arranged at the output end positions of the relay fans (6) at the two sides of the bottom.
5. An ultra-long distance ventilation system using a wind storage bin according to claim 1, wherein: the small mile marking section dividing lines (1) which are uniformly distributed are fixedly connected to the outer wall positions of the left hole positive hole (7) and the right hole positive hole (10).
6. A method for utilizing ultra-long distance ventilation of a wind reservoir according to claim 1, wherein: the method comprises the following steps: the tunnel inner transverse tunnel is slightly modified, the concrete wall is utilized to seal the tunnel inner transverse tunnel, meanwhile, the air inlet is reserved for supplying air into the air storage bin, the air outlet is reserved for installing an axial flow fan and supplying air to the working face, and ultra-long distance ventilation is realized in a one-stage or multi-stage relay mode.
7. The method for ventilating the air by using the ultra-long distance of the air storage bin according to claim 6, wherein the method comprises the following steps: the method also comprises the following steps: one or more axial flow fans are arranged at the tunnel or the inclined shaft opening and the wind storage bin, one wind storage bin is arranged every 1000-2500 m in the tunnel, and the wind pressure and the wind speed of the air supply are increased in a one-stage or multi-stage relay mode, so that the ultra-long distance air supply is realized.
8. The method for ventilating the air by using the ultra-long distance of the air storage bin according to claim 6, wherein the method comprises the following steps: the method also comprises the following steps: the wind storage bin is generally arranged at a position of 1000-2500 m, and can be provided with a plurality of stages of wind storage bins to realize multistage relay; the wind storage bin is generally formed by reforming a tunnel vehicle transverse hole (also can be independently built), the two ends of the vehicle transverse hole are sealed, meanwhile, an air inlet is reserved for supplying air into the wind storage bin, and an air outlet is reserved for installing an axial flow fan to supply air to a working surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310089622.5A CN116378738A (en) | 2023-02-09 | 2023-02-09 | Method for ventilating by using ultra-long distance of wind storage bin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310089622.5A CN116378738A (en) | 2023-02-09 | 2023-02-09 | Method for ventilating by using ultra-long distance of wind storage bin |
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| CN116378738A true CN116378738A (en) | 2023-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310089622.5A Pending CN116378738A (en) | 2023-02-09 | 2023-02-09 | Method for ventilating by using ultra-long distance of wind storage bin |
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| CN (1) | CN116378738A (en) |
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- 2023-02-09 CN CN202310089622.5A patent/CN116378738A/en active Pending
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