CN114412534A - Tunnel air supply equipment - Google Patents
Tunnel air supply equipment Download PDFInfo
- Publication number
- CN114412534A CN114412534A CN202111384097.7A CN202111384097A CN114412534A CN 114412534 A CN114412534 A CN 114412534A CN 202111384097 A CN202111384097 A CN 202111384097A CN 114412534 A CN114412534 A CN 114412534A
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- CN
- China
- Prior art keywords
- air
- air duct
- tunnel
- connecting column
- sling
- 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.)
- Pending
Links
- 238000007664 blowing Methods 0.000 claims abstract description 5
- 230000001681 protective effect Effects 0.000 claims abstract description 5
- 238000000746 purification Methods 0.000 claims description 18
- 238000005192 partition Methods 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000011229 interlayer Substances 0.000 claims description 4
- 239000010410 layer Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 description 7
- 239000000428 dust Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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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
-
- 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
- E21F1/04—Air ducts
-
- 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
- E21F1/04—Air ducts
- E21F1/06—Duct connections
-
- 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
-
- 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
- E21F17/02—Suspension devices for tubes or the like, e.g. for ventilating ducts
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a tunnel air supply device, which comprises an air duct and a connecting device arranged outside the air duct; two ends of the air duct are provided with fans, and the blowing directions of the two groups of fans are the same; protective nets are arranged at two ends of the air duct; the top of the air duct is provided with a first air port, and the bottom of the air duct is provided with a second air port; the connecting device comprises an annular bracket, a sling, a mounting seat, a connecting column and a fixed seat; the two groups of brackets are arranged and are fixedly arranged on the periphery of the air duct, and the sling is arranged on the brackets; the sling sets are two groups and keep parallel to each other; the top of the sling is fixedly arranged with the tunnel top plate; the mounting seat is arranged in the middle of the air duct, the connecting column is vertically arranged on the mounting seat, and the fixed seat is arranged at the top of the connecting column; the fixing column is fixedly installed with the tunnel top plate through a bolt; the invention arranges a clapboard in the wind tube, and two groups of fans form two air outlet channels; keep blowing in the same direction and do not influence air-out efficiency, it is more convenient to use.
Description
Technical Field
The invention relates to the technical field of tunnel construction equipment, in particular to a tunnel air supply device.
Background
When a tunnel is built or a tunnel is communicated with a vehicle, the tunnel is a relatively closed environment with only two ends communicated with the outside, a large amount of dust is generated by excavation when the tunnel is built, and the dust can be mixed in the air to pollute the air, so that the normal process of a project is influenced, and the health of an excavator is also adversely influenced; and after the tunnel traffic, because the exchange that lacks the air with the external world, the air removal in the tunnel is smooth and easy inadequately, and a large amount of automobile exhaust and car are gone through the dust of rolling up, make the air in the tunnel become turbid, and air quality is extremely poor, causes certain injury to the people who pass through, and because the air is turbid, light itself in the tunnel is just darker in addition, this great improvement in the tunnel the frequency that traffic accident took place. In the prior art, the air supply equipment is ventilated in one direction through the fans at two ends; the two fans run simultaneously and have the same direction, and blown air flow is easy to interfere, so that the actual air supply efficiency is far less than the sum of the output power of the two fans.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the tunnel air supply equipment which has high air outlet efficiency, can absorb air in a tunnel from multiple angles and ensures the ventilation quality.
In order to achieve the purpose, the invention is realized by the following technical scheme: a kind of tunnel air supply apparatus, including dryer and connecting device set up outside dryer; fans are arranged at two ends of the air duct, and the blowing directions of the two groups of fans are the same; protective nets are arranged at two ends of the air duct; the top of the air duct is provided with a first air port, and the bottom of the air duct is provided with a second air port; the connecting device comprises an annular bracket, a sling, a mounting seat, a connecting column and a fixed seat; the two groups of supports are arranged and are fixedly arranged on the periphery of the air duct, and the sling is arranged on the supports; the sling sets are two groups and keep parallel to each other; the top of the sling is fixedly arranged with the tunnel top plate; the mounting seat is arranged in the middle of the air duct, the connecting column is vertically arranged on the mounting seat, and the fixed seat is arranged at the top of the connecting column; the fixing seat is fixedly installed with the tunnel top plate through a bolt.
In order to better realize the invention, further, an opening is arranged on the fixed seat, and the connecting column is hollow inside; the opening of the fixed seat is communicated with the hollow part of the connecting column; the corresponding mounting seat and the corresponding air duct are respectively provided with an opening which has the same shape and size with the hollow part of the connecting column.
In order to better realize the invention, an inclined clapboard is arranged inside the air duct; the baffle plate is arranged obliquely upwards; the partition plate divides the interior of the air duct into two cavities which are not communicated with each other; and the first air opening and the second air opening are respectively positioned in the two cavities.
In order to better realize the invention, further, independent purifying units are arranged in the two cavities.
In order to better implement the invention, further, the fan on one side exhausts air through the first air port after the air is sucked through the purification unit.
In order to better implement the invention, further, the fan on the other side sucks air, and external air enters from the second air port, passes through the purification unit and is discharged outwards.
In order to better realize the invention, further, the inner wall of the air duct is of a double-layer plate structure, and sound insulation cotton is arranged in the interlayer.
In order to better realize the invention, further, the first air opening and the second air opening are both provided with a filter screen.
Compared with the prior art, the invention has the following advantages and beneficial effects:
(1) the partition plate is additionally arranged in the air duct, so that the interior of the air duct is divided into two cavities which are not communicated with each other; the first air port and the second air port are respectively positioned in the two cavities; the fan on one side sucks air, passes through the purification unit and then exhausts the air through the first air port; the fan on the other side sucks air, and external air enters the purifying unit from the second air port and is discharged outwards; the two fans work independently, and air flows do not influence each other; and the gas flows through a purification unit in the air duct, and harmful gas can be removed after purification;
(2) according to the invention, the opening is formed in the fixed seat, and the connecting column is hollow; the opening of the fixed seat is communicated with the hollow part of the connecting column; the corresponding mounting seat and the corresponding air duct are respectively provided with an opening which has the same shape and size with the hollow part of the connecting column. An external power supply circuit can extend into the connecting column from an opening on the fixed seat and finally extend into the air duct, so that power is supplied to a purification unit and other electric equipment in the air duct;
(3) the invention realizes the independent operation of the fans at two ends by optimizing the structure of the air supply equipment, can simultaneously suck air from the upper part and the lower part of the air duct and purify the air in the air duct, improves the purification efficiency of the air, has excellent purification effect especially for the gas which is easy to float at the top end of the tunnel, such as methane, and the like existing in the tunnel, ensures the ventilation effect in the tunnel, improves the safety of tunnel construction, and is suitable for wide popularization and application.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the front end face of the present invention;
FIG. 3 is a schematic bottom perspective view of the present invention;
fig. 4 is a schematic view of the internal structure of the present invention.
Wherein: the air purification device comprises the following components, by weight, 1-an air duct, 2-a protective screen, 3-a support, 4-a sling, 5-a first air port, 6-a mounting seat, 7-a connecting column, 8-a fixed seat, 9-a fan, 10-a second air port, 11-a partition plate and 12-a purification unit.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
the main structure of the present embodiment, as shown in fig. 1 to 4, includes an air duct 1 and a connecting device disposed outside the air duct 1;
two ends of the air duct 1 are respectively provided with a fan 9, and the blowing directions of the two groups of fans 9 are the same; both ends of the air duct 1 are provided with protective nets 2; the top of the air duct 1 is provided with a first air port 5, and the bottom of the air duct 1 is provided with a second air port 10;
the connecting device comprises an annular bracket 3, a sling 4, a mounting seat 6, a connecting column 7 and a fixed seat 8; the two groups of supports 3 are arranged and are fixedly arranged on the periphery of the air duct 1, and the sling 4 is arranged on the supports 3; the sling 4 is provided with two groups which are parallel to each other; the top of the sling 4 is fixedly arranged with the tunnel top plate;
the mounting seat 6 is arranged in the middle of the air duct 1, the connecting column 7 is vertically arranged on the mounting seat 6, and the fixed seat 8 is arranged at the top of the connecting column 7; the fixing seat 8 is fixedly installed with the tunnel top plate through bolts.
The specific embodiment is that the wind tube 1 is fixed in the tunnel through an external bracket and a sling; the middle position of the top of the air duct 1 is provided with a mounting seat 6, a connecting column 7 and a fixed seat 8; an opening is formed in the fixed seat 8, and the connecting column 7 is hollow; the opening of the fixed seat 8 is communicated with the hollow part of the connecting column 7; openings with the same shape and size as the hollow part of the connecting column 7 are arranged on the corresponding mounting seat 6 and the corresponding air duct 1, and an external power supply circuit can extend into the connecting column 7 from the opening on the fixing seat 8 and finally extend into the air duct 1, so that power is supplied to electric equipment in the air duct 1; when the air conditioner works, the fan 9 positioned on one side sucks air and exhausts the air through the first air port 5; the fan 9 positioned at the other side sucks air, and outside air enters from the second air port 10 and is discharged outwards; the two fans 9 work independently, and air flows do not influence each other.
Example 2:
in this embodiment, based on the above embodiment, the structure of the fixing base 8 is further defined, as shown in fig. 1 to 4, an opening is formed on the fixing base 8, and the connecting column 7 is hollow; the opening of the fixed seat 8 is communicated with the hollow part of the connecting column 7; the corresponding mounting seat 6 and the corresponding air duct 1 are both provided with openings with the same shape and size as the hollow part of the connecting column 7. The advantage that so set up is that in the spliced pole 7 can be stretched into from the opening on the fixing base 8 to outside power supply line to finally extend to the inside of dryer 1, thereby supply power for purification unit 12 and other consumer in the dryer 1. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 3:
the present embodiment further defines the internal structure of the air duct 1 on the basis of the above embodiments, as shown in fig. 4, an inclined partition plate 11 is disposed inside the air duct 1; the partition plate 11 is kept obliquely upward; the partition plate 11 divides the interior of the air duct 1 into two cavities which are not communicated with each other; and the first tuyere 5 and the second tuyere 10 are respectively located in the two cavities. The advantage that so set up is, baffle 11 with the inside cavity that is divided into two intercommunications of dryer 1, two fans 9 autonomous working, the air current does not influence each other. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 4:
in this embodiment, on the basis of the above embodiment, a purification unit 12 is further added, and as shown in fig. 4, two cavities are provided with independent purification units 12. The advantage of this arrangement is that the purification unit 12 is arranged to be purified by the purification unit 12 installed in the cavity when the air passes through the air duct 1 in the tunnel. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 5:
in this embodiment, on the basis of the above embodiments, the air flow direction in the air duct 1 is further limited, and the fan 9 on one side sucks air through the purifying unit 12 and exhausts air through the first air port 5. The fan 9 on the other side sucks air, and outside air enters from the second air port 10, passes through the purification unit 12 and is discharged outside. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 6:
on the basis of the above embodiments, the present embodiment further defines an inner wall structure of the air duct 1, the inner wall of the air duct 1 is a double-layer plate structure, and the interlayer is provided with soundproof cotton. The air duct 1 has the advantages that when the air duct works, the fan 9 generates vibration due to operation; and the soundproof cotton in the interlayer can reduce vibration and absorb noise. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
Example 7:
in this embodiment, on the basis of the above embodiment, a filter screen is further added, and the first air opening 5 and the second air opening 10 are both provided with filter screens. The advantage that so set up is, the filter screen on first wind gap 5 and the second wind gap 10 can play the effect of blockking, avoids outside dust or foreign matter to get into in dryer 1. Other parts of this embodiment are the same as those of the above embodiment, and are not described again.
It is to be understood that the working principle and working process of the wind supply equipment structure according to an embodiment of the present invention, such as the wind turbine 9 and the purification unit 12, are well known in the art and will not be described in detail herein.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (8)
1. The tunnel air supply equipment is characterized by comprising an air duct (1) and a connecting device arranged outside the air duct (1);
fans (9) are arranged at two ends of the air duct (1), and the blowing directions of the two groups of fans (9) are the same; both ends of the air duct (1) are provided with protective nets (2); a first air port (5) is arranged at the top of the air duct (1), and a second air port (10) is arranged at the bottom of the air duct (1);
the connecting device comprises an annular bracket (3), a sling (4), a mounting seat (6), a connecting column (7) and a fixed seat (8); the two groups of supports (3) are arranged and are fixedly arranged on the periphery of the air duct (1), and the sling (4) is arranged on the supports (3); the sling (4) is provided with two groups which are parallel to each other; the top of the sling (4) is fixedly arranged with the tunnel top plate;
the mounting seat (6) is arranged in the middle of the air duct (1), the connecting column (7) is vertically arranged on the mounting seat (6), and the fixed seat (8) is arranged at the top of the connecting column (7); the fixed seat (8) is fixedly installed with the tunnel top plate through a bolt.
2. The tunnel air supply equipment according to claim 1, characterized in that the fixed base (8) is provided with an opening, and the connecting column (7) is hollow inside; the opening of the fixed seat (8) is communicated with the hollow part of the connecting column (7); the corresponding mounting seat (6) and the corresponding air duct (1) are respectively provided with an opening with the same shape and size as the hollow part of the connecting column (7).
3. The tunnel air supply equipment according to claim 1, characterized in that the inside of the wind tunnel (1) is provided with an inclined baffle (11); the partition plate (11) is kept obliquely upwards; the partition plate (11) divides the interior of the air duct (1) into two cavities which are not communicated with each other; and the first air opening (5) and the second air opening (10) are respectively positioned in the two cavities.
4. The tunnel air supply apparatus according to claim 3, wherein an independent purification unit (12) is provided in both of the cavities.
5. The tunnel air supply installation according to claim 4, characterised in that the fan (9) on one side draws air through the cleaning aggregate (12) and exhausts it through the first tuyere (5).
6. The tunnel air supply equipment according to claim 4, wherein the fan (9) on the other side sucks air, and outside air enters from the second air port (10) and is discharged outside after passing through the purification unit (12).
7. The tunnel air supply device according to claim 1, wherein the inner wall of the air duct (1) is of a double-layer plate structure, and soundproof cotton is arranged in the interlayer.
8. The tunnel air supply equipment according to claim 1, characterized in that said first tuyere (5) and said second tuyere (10) are provided with a screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111384097.7A CN114412534A (en) | 2021-11-19 | 2021-11-19 | Tunnel air supply equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111384097.7A CN114412534A (en) | 2021-11-19 | 2021-11-19 | Tunnel air supply equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114412534A true CN114412534A (en) | 2022-04-29 |
Family
ID=81265759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111384097.7A Pending CN114412534A (en) | 2021-11-19 | 2021-11-19 | Tunnel air supply equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114412534A (en) |
-
2021
- 2021-11-19 CN CN202111384097.7A patent/CN114412534A/en active Pending
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