CN201241720Y - Tunnel ventilation communicating system - Google Patents
Tunnel ventilation communicating system Download PDFInfo
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- CN201241720Y CN201241720Y CNU2008200674288U CN200820067428U CN201241720Y CN 201241720 Y CN201241720 Y CN 201241720Y CN U2008200674288 U CNU2008200674288 U CN U2008200674288U CN 200820067428 U CN200820067428 U CN 200820067428U CN 201241720 Y CN201241720 Y CN 201241720Y
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Abstract
The utility model discloses a tunnel ventilation intercommunication system, for reasonably resolving the distribution property of heading face tunnel ventilation, which is composed of two or three ventilators, a plurality of communicating wind tubes and a plurality of valves, wherein each ventilator is composed of a wind tube and a fan group, the adjacent ventilators are communicated by the wind tubes, each wind tube and each communicating wind tube are arranged with a plurality of valves. The utility model has the advantages that the traditional ventilation pipelines are networked, and the transmission direction and wind power of wind can be distributed and adjusted by switching the valves. The ventilators and the heading face are correlated in a power supply method of one to one, one to more, more to one and more to more, to effectively distribute wind power.
Description
Technical field
The utility model relates to tunnel ventilation, mainly is in order reasonably to solve the adjustable property of face tunnel ventilation.
Background technology
For the operating environment that guarantees face in the constructing tunnel process meets occupational health and safety standard, require face is ventilated.General at present the employing: an end of an air duct is connected with one group of ventilation fan, and the other end is placed on the face, and the length of air duct extends along with the continuous propelling of tunnel tunnel face, and air duct is sent to face with the wind-force of ventilation fan, improves the face air quality.That is to say,, constitute an independently ventilation installation by an air duct and one group of blower fan for a face.
The ventilation of two faces of left and right sides separate type double track tunnel needs two independently ventilation installations; Left and right sides separate type double track tunnel also is provided with the ventilation of putting down three faces of leading, needs three independently ventilation installations.Because the concrete condition difference that each excavation face need ventilate need sometimes to strengthen air feed, but this group blower fan wind-force is not enough, face need stop air feed sometimes, and the idleness of equipment.One group of only corresponding face of blower fan only participates in the work of this ventilation system, and the ventilation installation between the adjacent tunnel of the left and right sides can not be used and allotment mutually.
Summary of the invention
The purpose of this utility model is: a kind of tunnel ventilation communication system is provided, this system is by two or three ventilation installations and several are communicated with air ducts and several valves are formed, each ventilation installation is made of an air duct and one group of blower fan, adjacent ventilation installation leads to the connection air duct, and in each air duct several valves is set.By control to different valve open and close, can regulate the throughput direction and the wind-force size of wind, realize the distribution and the adjusting of wind-force.
In order to achieve the above object, the utility model adopts following technical scheme:
Two air duct tunnel ventilation communication systems of tunnel ventilation communication system are made up of two ventilation installations, two intercommunication air ducts and five valves; Wherein first ventilation installation is made up of first air duct and first blower fan, first air duct is the pipeline of both ends open, and an end is first air intake, and the other end is first air outlet, first air intake is connected to first blower fan, and first air outlet is placed in first face that needs ventilation; Second ventilation installation is made up of second air duct and second blower fan, and second air duct is the pipeline of both ends open, and an end is second air intake, and the other end is second air outlet, and second air intake is connected to second blower fan, and second air outlet is placed in second face that needs ventilation; The first intercommunication air duct and the second intercommunication air duct are the pipeline of both ends open, the first intercommunication air duct and the second intercommunication air duct are communicated with second air duct by first air duct respectively with outward direction, the acute angle that forms between the first intercommunication air duct and the second intercommunication air duct and first air duct is less than 30 °, first valve is installed in from first air duct of the just well first intercommunication air duct of first air intake and the second intercommunication air duct, second valve is installed in from second air duct of the just well first intercommunication air duct of second air intake and the second intercommunication air duct, the 3rd valve is installed in from second air duct of just well first intercommunication air duct of second air intake, the 4th valve is installed on the first intercommunication air duct, and the 5th valve is installed on the second intercommunication air duct.
The wind-force of this system distributes and control method is: by wherein several of five valves of open and close, change the annexation of air duct air outlet and blower fan, the distribution and the adjusting of realization wind-force.
Three air duct tunnel ventilation communication systems of tunnel ventilation communication system are made up of three ventilation installations, four intercommunication air ducts and eight valves; An air duct and one group of blower fan connect and compose a ventilation installation; Wherein first ventilation installation is made up of first air duct and first blower fan, first air duct is the pipeline of both ends open, and an end is first air intake, and the other end is first air outlet, first air intake is connected to first blower fan, and first air outlet is placed in first face that needs ventilation; Second ventilation installation is made up of second air duct and second blower fan, and second air duct is the pipeline of both ends open, and an end is second air intake, and the other end is second air outlet, and second air intake is connected to second blower fan, and second air outlet is placed in second face that needs ventilation; The 3rd ventilation installation is made up of the 3rd air duct and the 3rd blower fan, and the 3rd air duct is the pipeline of both ends open, and an end is the 3rd air intake, and the other end is the 3rd air outlet, and the 3rd air intake is connected to the 3rd blower fan, and the 3rd air outlet is placed in the 3rd face that needs ventilation; The first intercommunication air duct and the second intercommunication air duct the 3rd intercommunication air duct and the 4th intercommunication air duct are the pipeline of both ends open, the first intercommunication air duct and the second intercommunication air duct are communicated with second air duct by first air duct respectively with outward direction, the acute angle that forms between the first intercommunication air duct and the second intercommunication air duct and first air duct is less than 30 °, the 3rd intercommunication air duct and the 4th intercommunication air duct are communicated with second air duct and second air duct respectively along the direction of the first intercommunication air duct and the second intercommunication air duct respectively, first valve is installed in from first air duct of the just well first intercommunication air duct of first air intake and the second intercommunication air duct, second valve is installed in from second air duct of the just well first intercommunication air duct of second air intake and the second intercommunication air duct, the 3rd valve is installed in from second air duct of the just well first intercommunication air duct of second air intake, the 4th valve is installed in from the 3rd air duct of just well the 3rd intercommunication air duct of the 3rd air intake, the 5th valve is installed on the first intercommunication air duct, the 6th valve is installed on the second intercommunication air duct, the 7th valve is installed on the 3rd intercommunication air duct, and the 8th valve is installed on the 4th intercommunication air duct.
The wind-force of this system distributes and control method is: by wherein several of five valves of open and close, change the annexation of air duct air outlet and blower fan, the distribution and the adjusting of realization wind-force.
Compared with prior art, the utility model has the advantages that: traditional air pipeline is networked, by the open and close control to valve, the throughput direction and the wind-force size of distributing and regulating wind.Form ventilation fan and face one to one, the air supply mode of one-to-many, many-one, multi-to-multi, promptly by to the in parallel of pipeline and series connection, realize one group of ventilation fan to a face, one group of ventilation fan to a plurality of faces, organize more ventilation fan to a face, organize the air supply mode of ventilation fan to a plurality of faces more.Can improve utilization rate of equipment and installations to greatest extent, can call many group ventilation fans and strengthen air feeds when needs are strengthened air quantity, not need when too big at wind supply quantity, available one group of ventilation fan is blown to a plurality of faces, can realize the scheduling and the distribution of wind-force effectively.
Description of drawings
Fig. 1 is the schematic diagram of two air duct tunnel ventilation communication systems of the utility model tunnel ventilation communication system.
Fig. 2 is the schematic diagram of three air duct tunnel ventilation communication systems of the utility model tunnel ventilation communication system.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
Embodiment one:
As shown in Figure 1, two air duct tunnel ventilation communication systems are made up of two ventilation installations, two intercommunication air ducts and five valves; Wherein first ventilation installation is made up of first air duct 11 and first blower fan 12, first air duct 11 is the pipeline of both ends open, and an end is first air intake, and the other end is first air outlet, first air intake is connected to first face 13 that first blower fan, 12, the first air outlets are placed in needs ventilation; Second ventilation installation is made up of second air duct 21 and second blower fan 22, second air duct 21 is the pipeline of both ends open, and an end is second air intake, and the other end is second air outlet, second air intake is connected to second face 23 that second blower fan, 22, the second air outlets are placed in needs ventilation; The first intercommunication air duct 31 and the second intercommunication air duct 32 are the pipeline of both ends open, the first intercommunication air duct 31 and the second intercommunication air duct 32 are communicated with second air duct 21 by first air duct 11 respectively with outward direction, the acute angle that forms between the first intercommunication air duct 31 and the second intercommunication air duct 32 and first air duct 11 is less than 30 °, first valve 41 is installed in from first air duct 11 of the just well first intercommunication air duct 31 of first air intake and the second intercommunication air duct 32, second valve 42 is installed in from second air duct 21 of the just well first intercommunication air duct 31 of second air intake and the second intercommunication air duct 32, the 3rd valve 43 is installed in from second air duct 21 of just well first intercommunication air duct of second air intake, the 4th valve 44 is installed on the first intercommunication air duct 31, and the 5th valve 45 is installed on the second intercommunication air duct 32.
The wind-force of two air duct tunnel ventilation communication systems of tunnel ventilation communication system distributes and control method is:
(1), open first valve 41, second valve 42 and the 3rd valve 43, close all the other valves, just be equivalent to two independently ventilation installations, first blower fan 12 is given the air-supply of first air outlet, second blower fan 22 is given the air-supply of second air outlet.
(2), open second valve 42, the 3rd valve 43 and the 5th valve 45, close all the other valves, then first blower fan 12 and second blower fan 22 are given the air-supply of second air outlet simultaneously.
(3), open first valve 41 and the 4th valve 44, close all the other valves, then first blower fan 12 and second blower fan 22 are given the air-supply of first air outlet simultaneously.
(4), open first valve 41, second valve 42 and the 5th valve 45, close all the other valves, then first blower fan 12 is given first air outlet and the air-supply of second air outlet simultaneously.
(5), open first valve 41, second valve 42, the 3rd valve 43 and the 4th valve 44, close the 5th valve 45, then second blower fan 22 is given first air outlet and the air-supply of second air outlet simultaneously.
Embodiment two:
As shown in Figure 2, three air duct tunnel ventilation communication systems are made up of three ventilation installations, four intercommunication air ducts and eight valves; Wherein first ventilation installation is made up of first air duct 101 and first blower fan 102, first air duct 101 is the pipeline of both ends open, and an end is first air intake, and the other end is first air outlet, first air intake is connected to first face 103 that first blower fan, 102, the first air outlets are placed in needs ventilation; Second ventilation installation is made up of second air duct 201 and second blower fan 202, second air duct 201 is the pipeline of both ends open, and an end is second air intake, and the other end is second air outlet, second air intake is connected to second face 203 that second blower fan, 202, the second air outlets are placed in needs ventilation; The 3rd ventilation installation is made up of the 3rd air duct 301 and the 3rd blower fan 302, the 3rd air duct 301 is the pipeline of both ends open, and an end is the 3rd air intake, and the other end is the 3rd air outlet, the 3rd air intake is connected to the 3rd face 303 that the 3rd blower fan 302, the three air outlets are placed in needs ventilation; The first intercommunication air duct 401 and the second intercommunication air duct 402 the 3rd intercommunication air duct 403 and the 4th intercommunication air duct 404 are the pipeline of both ends open, the first intercommunication air duct 401 and the second intercommunication air duct 402 are communicated with second air duct 201 by first air duct 101 respectively with outward direction, the acute angle that forms between the first intercommunication air duct 401 and the second intercommunication air duct 402 and first air duct 101 is less than 30 °, the 3rd intercommunication air duct 403 and the 4th intercommunication air duct 404 are communicated with second air duct 201 and second air duct 301 respectively along the direction of the first intercommunication air duct 401 and the second intercommunication air duct 402 respectively, first valve 501 is installed in from first air duct 11 of the just well first intercommunication air duct 401 of first air intake and the second intercommunication air duct 402, second valve 502 is installed in from second air duct 201 of the just well first intercommunication air duct 401 of second air intake and the second intercommunication air duct 402, the 3rd valve 503 is installed in from second air duct 201 of the just well first intercommunication air duct 401 of second air intake, the 4th valve 504 is installed in from the 3rd air duct 301 of just well the 3rd intercommunication air duct 403 of the 3rd air intake, the 5th valve 505 is installed on the first intercommunication air duct 401, the 6th valve 506 is installed on the second intercommunication air duct 402, the 7th valve 507 is installed on the 3rd intercommunication air duct 403, and the 8th valve 508 is installed on the 4th intercommunication air duct 404.
The wind-force of three air duct tunnel ventilation communication systems of tunnel ventilation communication system distributes and control method is:
(1), opens first valve 501, second valve 502, the 3rd valve 503 and the 4th valve 504, close the 5th valve 505, the 6th valve 506, the 7th valve 507 and the 8th valve 508, just be equivalent to three independently ventilation installations, first blower fan 102 is given the air-supply of first air outlet, second blower fan 202 is given the air-supply of second air outlet, and the 3rd blower fan 302 is given the air-supply of the 3rd air outlet.
(2), open first valve 501, the 5th valve 505 and the 7th valve 507, close all the other valves, then first blower fan 102, second blower fan 202 and the 3rd blower fan 302 are given the air-supply of first air outlet simultaneously.
(3), open second valve 502, the 3rd valve 503, the 6th valve 506 and the 7th valve 507, close all the other valves, then first blower fan 102, second blower fan 202 and the 3rd blower fan 302 are given the air-supply of second air outlet simultaneously.
(4), open the 3rd valve 503, the 4th valve 504, the 6th valve 506 and the 8th valve 508, close all the other valves, then first blower fan 102, second blower fan 202 and the 3rd blower fan 302 are given the air-supply of the 3rd air outlet simultaneously.
(5), open first valve 501, second valve 502, the 6th valve 506 and the 8th valve 508, close all the other valves, then first blower fan 102 is given first air outlet, second air outlet and the air-supply of the 3rd air outlet simultaneously.
(6), open first valve 501, second valve 502, the 3rd valve 503, the 5th valve 505 and the 8th valve 508, close all the other valves, then second blower fan 202 is given first air outlet, second air outlet and the air-supply of the 3rd air outlet simultaneously.
(7), open first valve 501, second valve 502, the 3rd valve 503, the 4th valve 504, the 5th valve 505 and the 7th valve 507, close all the other valves, then the 3rd blower fan 302 is given first air outlet, second air outlet and the air-supply of the 3rd air outlet simultaneously.
(8), close the 5th valve 505 and the 6th valve 506, then three air duct tunnel ventilation communication systems become independently a ventilation installation and a two air duct tunnel ventilation system.
(9) close the 7th valve 507 and the 8th valve 508, then three air duct tunnel ventilation communication systems become independently a ventilation installation and a two air duct tunnel ventilation system.
Embodiment three:
Suitable ten thousand railway red deer mountain valley with clumps of trees and bamboo tunnels are the double track railway tunnel, and are provided with flat leading, 7879 meters of tunnel total lengths, and inducer and flat nearly 4000 meters of the driving of leading, the ventilation condition that how to improve the tunnel is an a great problem.Traditional way is to move in the tunnel and increase ventilating machinary equipment, the cost but also the trouble of frequent mobile device is arranged of not only having increased input.After having used three air duct tunnel ventilation communication systems of the present utility model, make originally separately independently that the air duct ventilation installation is interconnected, the ventilation condition in tunnel has obtained very big improvement, has not only satisfied the tunnel ventilation requirement, also do not need the plant equipment that drop into, result of use is good more.
Claims (2)
1, tunnel ventilation communication system is characterized in that, this system is made up of two ventilation installations, two intercommunication air ducts and five valves, is two air duct tunnel ventilation communication systems; Wherein first ventilation installation is made up of first air duct (11) and first blower fan (12), first air duct (11) is the pipeline of both ends open, one end is first air intake, the other end is first air outlet, first air intake is connected to first blower fan (12), and first air outlet is placed in first face (13) that needs ventilation; Second ventilation installation is made up of second air duct (21) and second blower fan (22), second air duct (21) is the pipeline of both ends open, one end is second air intake, the other end is second air outlet, second air intake is connected to second blower fan (22), and second air outlet is placed in second face (23) that needs ventilation; The first intercommunication air duct (31) and the second intercommunication air duct (32) are the pipeline of both ends open, the first intercommunication air duct (31) and the second intercommunication air duct (32) are communicated with second air duct (21) by first air duct (11) respectively with outward direction, the acute angle that forms between the first intercommunication air duct (31) and the second intercommunication air duct (32) and first air duct (11) is less than 30 °, first valve (41) is installed in from first air duct (11) of the just well first intercommunication air duct (31) of first air intake and the second intercommunication air duct (32), second valve (42) is installed in from second air duct (21) of the just well first intercommunication air duct (31) of second air intake and the second intercommunication air duct (32), the 3rd valve (43) is installed in from second air duct (21) of just well first intercommunication air duct of second air intake, the 4th valve (44) is installed on the first intercommunication air duct (31), and the 5th valve (45) is installed on the second intercommunication air duct (32).
2, tunnel ventilation communication system is characterized in that, this system is made up of three ventilation installations, four intercommunication air ducts and eight valves, is three air duct tunnel ventilation communication systems; Wherein first ventilation installation is made up of first air duct (101) and first blower fan (102), first air duct (101) is the pipeline of both ends open, one end is first air intake, the other end is first air outlet, first air intake is connected to first blower fan (102), and first air outlet is placed in first face (103) that needs ventilation; Second ventilation installation is made up of second air duct (201) and second blower fan (202), second air duct (201) is the pipeline of both ends open, one end is second air intake, the other end is second air outlet, second air intake is connected to second blower fan (202), and second air outlet is placed in second face (203) that needs ventilation; The 3rd ventilation installation is made up of the 3rd air duct (301) and the 3rd blower fan (302), the 3rd air duct (301) is the pipeline of both ends open, one end is the 3rd air intake, the other end is the 3rd air outlet, the 3rd air intake is connected to the 3rd blower fan (302), and the 3rd air outlet is placed in the 3rd face (303) that needs ventilation; The first intercommunication air duct (401) and the second intercommunication air duct (402) the 3rd intercommunication air duct (403) and the 4th intercommunication air duct (404) are the pipeline of both ends open, the first intercommunication air duct (401) and the second intercommunication air duct (402) are communicated with second air duct (201) by first air duct (101) respectively with outward direction, the acute angle that forms between the first intercommunication air duct (401) and the second intercommunication air duct (402) and first air duct (101) is less than 30 °, the 3rd intercommunication air duct (403) and the 4th intercommunication air duct (404) are communicated with second air duct (201) and the 3rd air duct (301) respectively along the direction of the first intercommunication air duct (401) and the second intercommunication air duct (402) respectively, first valve (501) is installed in from first air duct (101) of the just well first intercommunication air duct (401) of first air intake and the second intercommunication air duct (402), second valve (502) is installed in from second air duct (201) of just well first intercommunication air duct (401) of second air intake and the 4th intercommunication air duct (404), the 3rd valve (503) is installed in from second air duct (201) of the just well first intercommunication air duct (401) of second air intake, the 4th valve (504) is installed in from the 3rd air duct (301) of just well the 3rd intercommunication air duct (403) of the 3rd air intake, the 5th valve (505) is installed on the first intercommunication air duct (401), the 6th valve (506) is installed on the second intercommunication air duct (402), the 7th valve (507) is installed on the 3rd intercommunication air duct (403), and the 8th valve (508) is installed on the 4th intercommunication air duct (404).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200674288U CN201241720Y (en) | 2008-05-27 | 2008-05-27 | Tunnel ventilation communicating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200674288U CN201241720Y (en) | 2008-05-27 | 2008-05-27 | Tunnel ventilation communicating system |
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| Publication Number | Publication Date |
|---|---|
| CN201241720Y true CN201241720Y (en) | 2009-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200674288U Expired - Fee Related CN201241720Y (en) | 2008-05-27 | 2008-05-27 | Tunnel ventilation communicating system |
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| CN (1) | CN201241720Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720520A (en) * | 2012-07-02 | 2012-10-10 | 西南交通大学 | Method for ventilating drainage tunnel of extremely-long double-hole tunnel of expressway during construction |
-
2008
- 2008-05-27 CN CNU2008200674288U patent/CN201241720Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720520A (en) * | 2012-07-02 | 2012-10-10 | 西南交通大学 | Method for ventilating drainage tunnel of extremely-long double-hole tunnel of expressway during construction |
| CN102720520B (en) * | 2012-07-02 | 2014-12-10 | 西南交通大学 | Method for ventilating drainage tunnel of extremely-long double-hole tunnel of expressway during construction |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20110527 |