CN209115138U - A kind of vertical installation axial flow fan for tunnel ventilating system - Google Patents
A kind of vertical installation axial flow fan for tunnel ventilating system Download PDFInfo
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- CN209115138U CN209115138U CN201821872178.5U CN201821872178U CN209115138U CN 209115138 U CN209115138 U CN 209115138U CN 201821872178 U CN201821872178 U CN 201821872178U CN 209115138 U CN209115138 U CN 209115138U
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- axial flow
- silencer
- air shaft
- diffuser
- blower
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Abstract
The utility model discloses a kind of vertical installation axial flow fan for tunnel ventilating systems, belong to tunnel ventilation technical field.It includes air shaft, and is located at the intake and exhaust room at the top of air shaft, the ventilation assembly being located inside air shaft；The ventilation assembly is successively tightly connected and is constituted by lower silencer, lower diffuser, reversible axial flow blower, upper diffuser, upper silencer.By the way that ventilation assembly is arranged in air shaft, the underground Ventilator Room for excavating large area is not needed, civil engineering excavated volume can be greatly decreased, construction cost is reduced, shortens the construction period；Intake and exhaust room will cover at the top of air shaft, prevent rainwater from falling, and porting can guarantee that air shaft is divulged information；Reversible axial flow blower upper and lower side is all made of diffuser, silencer, either air-suction state or exhaust condition, can reach suitable wind pressure and good muting function.
Description
Technical field
The utility model relates to a kind of vertical installation axial flow fan for tunnel ventilating systems, belong to tunnel ventilation technical field.
Background technique
Axial flow blower ventilating system is the ventilation equipment of vcehicular tunnel indispensability.Generally by perpendicular in underground excavation tunnel ventilation
Well, contact air duct, Ventilator Room, Ventilator Room is interior to accommodate axial flow blower, and Ventilator Room is connected to by getting in touch with air duct one end with tunnel, another
End is connected to air shaft, is aerated ventilation.But taking up a large area for ventilation equipment, cause the civil engineering of underground Ventilator Room to be opened
Digging amount is big, thereby results in tunnel construction engineering funds investment greatly, the unfavorable factor of construction period length.Therefore it designs a kind of by ventilation
The structure that component is combined with air shaft reduces civil engineering excavated volume, reduces construction cost, shortens the construction period.
Summary of the invention
Technical problem to be solved by the utility model is to provide a kind of vertical installation axial flow fan for tunnel ventages
System, it solves current axial flow fan for tunnel ventilating system and needs to excavate independent underground Ventilator Room, causes civil engineering excavated volume big,
Construction cost is high, the problem of construction period length.
Technical problem to be solved in the utility model takes following technical scheme to realize:
A kind of vertical installation axial flow fan for tunnel ventilating system, it includes air shaft, and is located at the top of air shaft
Intake and exhaust room, the ventilation assembly being located inside air shaft；
The air shaft bottom is equipped with the intake and exhaust channel being connected to subterranean tunnel, and air shaft top opening is by being located at
The intake and exhaust room on ground covers, and intake and exhaust room side is equipped with porting, and air shaft lower part is equipped with blower supporting surface, and ventilation is perpendicular
Well top is equipped with silencer supporting surface；
The ventilation assembly is successively close by lower silencer, lower diffuser, reversible axial flow blower, upper diffuser, upper silencer
Envelope connects and composes, wherein lower silencer bottom is connected to intake and exhaust channel, and reversible axial flow blower is fixed on by spring damper
On blower supporting surface, upper silencer is fixed on silencer supporting surface, and lower diffuser is fixed on blower by sunpender bolt and supports
Below face；
It is tightly connected between the reversible axial flow blower lower end and lower diffuser by hose adapter road, on reversible axial flow blower
It is tightly connected between end and upper diffuser by hose adapter road.
As preferred embodiment, the hose adapter road uses rubber tubing.
As preferred embodiment, the upper diffuser, lower diffuser are tubaeform.
As preferred embodiment, the upper diffuser, lower diffuser side are equipped with observation window.
As preferred embodiment, between the air shaft and blower supporting surface by helper connect, blower supporting surface with disappear
It is connected between sound device supporting surface by helper.
The beneficial effects of the utility model are: not needing to excavate large area by the way that ventilation assembly is arranged in air shaft
Underground Ventilator Room, can be greatly decreased civil engineering excavated volume, reduce construction cost, shorten the construction period；Intake and exhaust room is by air shaft
Top covering, prevents rainwater from falling, and porting can guarantee that air shaft is divulged information；Reversible axial flow blower upper and lower side is all made of expansion
Depressor, silencer, either air-suction state or exhaust condition can reach suitable wind pressure and good muting function.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure: air shaft 1, intake and exhaust room 2, intake and exhaust channel 3, porting 4, blower supporting surface 5, silencer support
Face 6, lower silencer 7, lower diffuser 8, reversible axial flow blower 9, upper diffuser 10, upper silencer 11, sunpender bolt 12, hose adapter
Road 13, observation window 14, helper 15, ground 16.
Specific embodiment
In order to which the technical means, creative features, achievable purpose and effectiveness to the utility model are easy to understand, tie below
Conjunction is specifically illustrating, and the utility model is further described.
As shown in Figure 1, a kind of vertical installation axial flow fan for tunnel ventilating system, it includes air shaft 1, and is located at logical
The intake and exhaust room 2 at 1 top of wind vertical shaft, the ventilation assembly being located inside air shaft 1；
1 bottom of air shaft is equipped with the intake and exhaust channel 3 being connected to subterranean tunnel, and 1 top opening of air shaft is by being located at
The intake and exhaust room 2 on ground 16 covers, and 2 side of intake and exhaust room is equipped with porting 4, and 1 lower part of air shaft is equipped with blower supporting surface
5,1 top of air shaft is equipped with silencer supporting surface 6；
Ventilation assembly by lower silencer 7, lower diffuser 8, reversible axial flow blower 9, upper diffuser 10, upper silencer 11 successively
It is tightly connected and constitutes, wherein lower 7 bottom of silencer is connected to intake and exhaust channel 3, and reversible axial flow blower 9 passes through spring damper
It is fixed on blower supporting surface 5, upper silencer 11 is fixed on silencer supporting surface 6, and lower diffuser 8 is solid by sunpender bolt 12
It is scheduled on 5 lower section of blower supporting surface；
It is tightly connected between reversible 9 lower end of axial flow blower and lower diffuser 8 by hose adapter road 13, reversible axial flow blower 9
It is tightly connected between upper end and upper diffuser 10 by hose adapter road 13.Hose adapter road 13 can prevent reversible axial flow blower 9 from shaking
Trend up and down transmit, realize it is whole be flexible coupling, can reduce noise, prevent vibration equipment from loosening.
Hose adapter road 13 uses rubber tubing.
Upper diffuser 10, lower diffuser 8 are tubaeform.
Upper diffuser 10,8 side of lower diffuser are equipped with observation window 14.Convenient for observing inner case, easy access.
Connected between air shaft 1 and blower supporting surface 5 by helper 15, blower supporting surface 5 and silencer supporting surface 6 it
Between connected by helper 15.Above and below personnel, facilitate installation, maintenance.
Spring damper uses damping spring, and damping spring upper end is fixed with reversible 9 shell of axial flow blower, under damping spring
End is fixed on blower supporting surface 5.
Lower silencer 7, lower diffuser 8, reversible axial flow blower 9, upper diffuser 10, upper silencer 11 are all made of commercially available set
It is standby, wherein reversible axial flow blower 9 can positive and negative rotation as needed, achieve the purpose that air inlet, exhaust；Silencer uses Combined-type sheet-type
Structure can reach erasure effect.
Air shaft 1 uses reinforced concrete structure；Blower supporting surface 5, silencer supporting surface 6 are built flat for steel construction
Platform.
By the way that ventilation assembly is arranged in air shaft 1, the underground Ventilator Room for excavating large area is not needed, can substantially be subtracted
Few civil engineering excavated volume, reduces construction cost, shortens the construction period；Intake and exhaust room 2 will cover at the top of air shaft 1, prevent rainwater from falling,
Porting 4 can guarantee that air shaft 1 is divulged information；Reversible 9 upper and lower side of axial flow blower is all made of diffuser, silencer, either
Air-suction state or exhaust condition can reach suitable wind pressure and good muting function.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry it should be appreciated that the present utility model is not limited to the above embodiments, do not depart from the spirit of the present invention and
Under the premise of range, the utility model also has various changes and improvements, these changes and improvements both fall within the utility model and want
In the range of asking protection.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (5)
1. a kind of vertical installation axial flow fan for tunnel ventilating system, it is characterised in that: it includes air shaft, and is located at ventilation
The intake and exhaust room of shaft top, the ventilation assembly being located inside air shaft；
The air shaft bottom is equipped with the intake and exhaust channel being connected to subterranean tunnel, and air shaft top opening is by being located at ground
Intake and exhaust room cover, intake and exhaust room side is equipped with porting, and air shaft lower part is equipped with blower supporting surface, on air shaft
Portion is equipped with silencer supporting surface；
The ventilation assembly is by lower silencer, lower diffuser, reversible axial flow blower, upper diffuser, upper the silencer successively company of sealing
Connect composition, wherein lower silencer bottom is connected to intake and exhaust channel, and reversible axial flow blower is fixed on blower by spring damper
On supporting surface, upper silencer is fixed on silencer supporting surface, and lower diffuser is fixed under blower supporting surface by sunpender bolt
Side；
Be tightly connected between the reversible axial flow blower lower end and lower diffuser by hose adapter road, reversible axial flow blower upper end with
It is tightly connected between upper diffuser by hose adapter road.
2. a kind of vertical installation axial flow fan for tunnel ventilating system according to claim 1, it is characterised in that: the hose adapter
Road uses rubber tubing.
3. a kind of vertical installation axial flow fan for tunnel ventilating system according to claim 1, it is characterised in that: the upper diffusion
Device, lower diffuser are tubaeform.
4. a kind of vertical installation axial flow fan for tunnel ventilating system according to claim 1, it is characterised in that: the upper diffusion
Device, lower diffuser side are equipped with observation window.
5. a kind of vertical installation axial flow fan for tunnel ventilating system according to claim 1, it is characterised in that: the ventilation is perpendicular
It is connected between well and blower supporting surface by helper, is connected between blower supporting surface and silencer supporting surface by helper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821872178.5U CN209115138U (en) | 2018-11-14 | 2018-11-14 | A kind of vertical installation axial flow fan for tunnel ventilating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821872178.5U CN209115138U (en) | 2018-11-14 | 2018-11-14 | A kind of vertical installation axial flow fan for tunnel ventilating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209115138U true CN209115138U (en) | 2019-07-16 |
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ID=67205030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821872178.5U Active CN209115138U (en) | 2018-11-14 | 2018-11-14 | A kind of vertical installation axial flow fan for tunnel ventilating system |
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| Country | Link |
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| CN (1) | CN209115138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110714795A (en) * | 2019-10-17 | 2020-01-21 | 聊城大学 | Ventilation device for underwater suspension tunnel |
-
2018
- 2018-11-14 CN CN201821872178.5U patent/CN209115138U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110714795A (en) * | 2019-10-17 | 2020-01-21 | 聊城大学 | Ventilation device for underwater suspension tunnel |
| CN110714795B (en) * | 2019-10-17 | 2021-02-26 | 聊城大学 | Ventilation device for underwater suspension tunnel |
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