CN220377351U - Exhaust device for comprehensive pipe rack - Google Patents
Exhaust device for comprehensive pipe rack Download PDFInfo
- Publication number
- CN220377351U CN220377351U CN202321460972.XU CN202321460972U CN220377351U CN 220377351 U CN220377351 U CN 220377351U CN 202321460972 U CN202321460972 U CN 202321460972U CN 220377351 U CN220377351 U CN 220377351U
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- utility tunnel
- exhaust device
- utility
- dryer
- fire prevention
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- 238000009423 ventilation Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 4
- 238000007689 inspection Methods 0.000 abstract description 3
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- 238000010892 electric spark Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005399 mechanical ventilation Methods 0.000 description 1
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Abstract
The utility model provides an exhaust device for a utility tunnel, which comprises: the device comprises an air duct, a flexible pipe fitting, a fireproof valve, a fan and a plurality of supporting legs; the utility model discloses a fire protection structure for the utility tunnel, including flexible pipe fitting, fire prevention valve, fan, supporting leg, the dryer is formed with vertical wind channel in the dryer, vertical wind channel passes through flexible pipe fitting with fire prevention valve intercommunication, the fan sets up in the vertical wind channel, a plurality of supporting legs set up the side of dryer, the bottom of supporting leg is provided with the bumper shock absorber, the supporting leg with the fire prevention valve sets up outside the utility tunnel, the fire prevention valve is used for opening or closing utility tunnel with the intercommunication between the vertical wind channel. The exhaust device for the comprehensive pipe rack can be directly arranged on the ground outside the pipe bin of the comprehensive pipe rack, is convenient for the installation and maintenance of the fireproof valve, and is convenient for the inspection and maintenance of the daily equipment of maintenance personnel; the dryer passes through flexible construction and is connected with the fire prevention valve, has avoided the vibrations that the fan produced to transmit to the fire prevention valve on, is favorable to extension fire prevention valve life and noise reduction.
Description
Technical Field
The utility model relates to the technical field, in particular to an exhaust device for a comprehensive pipe rack.
Background
The utility tunnel is constructed underground, can collect various municipal underground pipelines in an organic whole in the city underground, is equipped with special access hole, hoist and mount mouth and monitoring system to implement unified planning, design, construction and management's underground tunnel space. The utility tunnel has important significance for the comprehensive utilization of underground space resources and the repeated excavation of roads caused by the maintenance of pipelines, and the construction of urban utility tunnels in China is a necessary trend formed on the premise of high-speed development of socioeconomic performance.
The utility tunnel belongs to underground structure, and it can't directly carry out material exchange and energy exchange with the atmosphere of people's life, and heat and vapor that various pipeline and route lock give off still can make the inside temperature and the humidity of utility tunnel constantly increase. Various bacteria are easily grown in such an environment, resulting in accumulation of harmful substances, and thus, poor sanitary conditions inside the utility tunnel. In order to solve the problem, waste heat and residual moisture can be discharged in time in the design process of the comprehensive pipe rack ventilation system, and leakage of the pipeline is avoided, so that good conditions can be created for development of later maintenance and overhaul work.
The ventilation system of the utility tunnel generally uses a special utility tunnel as a carrier, so that external fresh air flows into the utility tunnel and forms a unidirectional plug flow, and then the space is discharged to the outside through an exhaust fan or a special exhaust outlet. When utility tunnel adopts mechanical ventilation, fan direct mount is at utility tunnel's tube storehouse top generally, be located fan room bottom, and fire prevention valve direct mount utility tunnel's tube storehouse roof, because the fire prevention valve is installed at tube storehouse roof, lead to the staff to need build the ladder and install, the installation is inconvenient, when fire prevention valve resets moreover, also need maintainer to remove the ladder operation, increase workman intensity of labour, in addition daily equipment inspection or maintenance, look up to look over, inconvenience, the protection valve is installed in the tube storehouse, still can occupy the space of installation pipeline equipment.
Disclosure of Invention
The utility model aims to overcome the defects and shortcomings in the prior art and provides an exhaust device for a comprehensive pipe rack.
One embodiment of the present utility model provides an exhaust apparatus for a utility tunnel, including: the device comprises an air duct, a flexible pipe fitting, a fireproof valve, a fan and a plurality of supporting legs;
the utility model discloses a fire protection structure for the utility tunnel, including flexible pipe fitting, fire prevention valve, fan, dryer, supporting leg, the dryer is formed with vertical wind channel in the dryer, vertical wind channel passes through flexible pipe fitting with fire prevention valve intercommunication, the fan sets up in the vertical wind channel, a plurality of supporting legs set up the side of dryer, and around the dryer is arranged, the bottom of supporting leg is provided with the bumper shock absorber, the supporting leg with the fire prevention valve sets up outside the utility tunnel, the fire prevention valve is used for opening or closing utility tunnel with the intercommunication between the vertical wind channel.
Compared with the prior art, the exhaust device for the comprehensive pipe rack can be directly arranged on the ground outside the pipe bin of the comprehensive pipe rack, so that the fireproof valve is also arranged on the ground, the installation and the overhaul of the fireproof valve are convenient, and the inspection and the maintenance of daily equipment of maintenance personnel are convenient; in addition, the air duct is supported on the ground through the supporting legs with the shock absorbers, so that the air duct is protected and noise is reduced; and the dryer passes through flexible construction and is connected with the fire prevention valve, has avoided the vibrations that the fan produced to transmit to the fire prevention valve on, is favorable to extension fire prevention valve life and noise reduction.
In some alternative embodiments, a lifting screw is arranged on the supporting leg, the lifting screw is in threaded fit with the supporting leg, and a lifting ring of the lifting screw is positioned on the top of the supporting leg.
In some optional embodiments, the fan comprises an impeller and an explosion-proof motor, the explosion-proof motor is in transmission connection with the impeller, a mounting seat is arranged in the vertical air duct, and the explosion-proof motor is mounted on the mounting seat.
In some alternative embodiments, a junction box electrically connected with the explosion-proof motor is arranged on the outer side of the air cylinder.
In some alternative embodiments, the vertical air duct is provided with an insect screen at a port remote from the flexible tube.
In some alternative embodiments, the flexible pipe comprises a flexible connection cloth surrounding a pipe, the flexible connection cloth is connected with the air duct and the fire-proof valve respectively, and the vertical air duct is communicated with the fire-proof valve through the pipe.
In some alternative embodiments, the flexible tube further comprises two hoops, the hoops are arranged around the flexible connection cloth, and the two hoops lock the flexible connection cloth on the air duct and the fire damper respectively.
In some alternative embodiments, the fire damper comprises a frame and a plurality of fire baffles rotatably disposed within the frame, the frame being connected to the duct by the flexible tubing.
In some alternative embodiments, an actuator in driving connection with the fire protection barrier is arranged outside the frame body.
In some alternative embodiments, the shock absorber is a spring shock absorber.
In order that the utility model may be more clearly understood, specific embodiments thereof will be described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a cross-sectional view of an exhaust apparatus for a utility tunnel according to one embodiment of the present utility model when installed outside the utility tunnel;
FIG. 2 is a cross-sectional view of an exhaust device for a utility tunnel according to one embodiment of the present utility model;
fig. 3 is a schematic view showing the structure of the top of the exhaust device for the utility tunnel according to one embodiment of the present utility model.
Reference numerals illustrate:
10. an air duct; 11. a vertical air duct; 12. a mounting base; 13. a junction box; 14. an insect-proof net; 20. a flexible tube; 21. a flexible connecting cloth; 22. a hoop; 30. a fire protection valve; 31. a frame; 32. a fire protection baffle; 33. an actuator; 40. a blower; 41. an impeller; 42. an explosion-proof motor; 50. support legs; 51. a damper; 52. a suspension ring screw; 60. and (5) a tube bin.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "plurality" is 2 or more, and the meaning of "several" is 1 or more. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated unless otherwise indicated.
Referring to fig. 1, which is a sectional view of an exhaust apparatus for a utility tunnel according to an embodiment of the present utility model when installed outside the utility tunnel, the exhaust apparatus for the utility tunnel includes: the air duct 10, the flexible tube 20, the fire damper 30, the blower 40, and the plurality of support legs 50.
Referring to fig. 2, which is a cross-sectional view of an exhaust apparatus for a utility tunnel according to an embodiment of the present utility model, a vertical duct 11 is formed in a wind tunnel 10, the vertical duct 11 is communicated with a fire damper 30 through a flexible pipe 20, a blower 40 is disposed in the vertical duct 11, a plurality of support legs 50 are disposed at the side of the wind tunnel 10 and are disposed around the wind tunnel 10, and shock absorbers 51 are disposed at the bottoms of the support legs 50, which are beneficial to preventing vibration generated when the blower 40 is operated from being transmitted to the ground and reducing noise. The supporting leg 50 and the fire damper 30 are arranged outside the utility tunnel, the fire damper 30 is communicated with the air outlet of the pipe bin 60 of the utility tunnel, the fire damper 30 is used for opening or closing the communication between the utility tunnel and the vertical air duct 11, and the fire damper 30 is directly arranged on the ground outside the air outlet at the top of the pipe bin 60, so that the fire damper 30 is more convenient and quick to install, the working state of the fan 40 is also convenient to check, the condition of the fan 40 can be checked together when the fire damper 30 is checked, the maintenance personnel can conveniently check or maintain daily equipment, and the fan 40 and the fire damper 30 do not need to run inside and outside the pipe bin 60 to check respectively. The air duct 10 is connected with the fire damper 30 through a flexible pipeline, so that vibration generated during operation of the fan 40 can be prevented from being transmitted to the fire damper 30 through the air duct 10, the service life of the fire damper 30 can be prolonged, and the phenomenon that the vibration of the air duct 10 is transmitted to the ground through the fire damper 30, so that noise is generated can be avoided.
In some alternative embodiments, the support leg 50 is provided with a eye screw 52, the eye screw 52 being threadedly engaged with the support leg 50, and the eye of the eye screw 52 being located on top of the support leg 50. The air duct 10 is installed on site, the air duct 10 can be directly lifted through the lifting ring screw 52, the installation of the air duct 10 is facilitated, and the deformation of the air duct 10 is effectively avoided. The support legs 50 may be integrally formed with the duct 10 by welding, thereby improving the rigidity of the overall structure of the duct 10.
In some alternative embodiments, the fan 40 includes an impeller 41 and an explosion-proof motor 42, the explosion-proof motor 42 is in transmission connection with the impeller 41, the vertical air duct 11 is provided with a mounting seat 12 therein, and the explosion-proof motor 42 is mounted on the mounting seat 12. The explosion-proof motor 42 is a motor which can be used in flammable and explosive places, does not generate electric sparks during operation, and can effectively improve the stability and safety of exhaust of the comprehensive pipe rack.
Referring to fig. 3, which is a schematic diagram illustrating a top portion of an exhaust device for a utility tunnel according to an embodiment of the present utility model, for convenience of wiring of a fan 40, in some alternative embodiments, a junction box 13 electrically connected to an explosion-proof motor 42 is disposed outside the wind tunnel 10, and the junction box 13 may be connected to a mains.
In some alternative embodiments, the insect screen 14 is provided at the end of the vertical air duct 11 remote from the flexible tube 20 to prevent foreign objects from entering the tube compartment 60 of the utility tunnel through the air duct.
The structure of the flexible pipe 20 may be appropriately designed according to practical needs, and in some alternative embodiments, the flexible pipe 20 includes a flexible connection cloth 21, the flexible connection cloth 21 surrounds a pipe, the flexible connection cloth 21 is connected with the wind tunnel 10 and the fire-proof valve 30 respectively, and the vertical wind tunnel 11 is communicated with the fire-proof valve 30 through the pipe.
To facilitate installation of the flexible tube 20, in some alternative embodiments, the flexible tube 20 further includes two hoops 22, the hoops 22 being disposed around the flexible connection cloth 21, the two hoops 22 locking the flexible connection cloth 21 to the duct 10 and the fire damper 30, respectively. Quick installation and removal can be accomplished by the anchor ear 22, which increases the installation speed of the flexible tube 20.
The structure of the fire damper 30 may be appropriately designed according to actual needs, and in some alternative embodiments, the fire damper 30 includes a frame 31 and a plurality of fire baffles 32 rotatably disposed in the frame 31, where the frame 31 is connected to the wind tunnel 10 through flexible pipe members 20, and the frame 31 is disposed on the ground outside the air outlet of the pipe bin 60 of the utility tunnel.
In some alternative embodiments, the actuator 33 in transmission connection with the fire protection baffle 32 is arranged outside the frame 31, and the actuator 33 is also positioned on the ground because the frame 31 is positioned outside the pipe bin 60, so that maintenance personnel can conveniently overhaul and reset. The structure and principle of the actuator 33 of the fire protection valve 30 are well known to those skilled in the art, and will not be described in detail herein.
In some alternative embodiments, shock absorber 51 is a spring shock absorber 51. Of course, the structure of the shock absorber 51 is not limited thereto, and those skilled in the art can select other suitable structures according to the teachings of the present utility model.
Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An exhaust device for a utility tunnel, comprising: the device comprises an air duct, a flexible pipe fitting, a fireproof valve, a fan and a plurality of supporting legs;
the utility model discloses a fire protection structure for the utility tunnel, including flexible pipe fitting, fire prevention valve, fan, dryer, supporting leg, the dryer is formed with vertical wind channel in the dryer, vertical wind channel passes through flexible pipe fitting with fire prevention valve intercommunication, the fan sets up in the vertical wind channel, a plurality of supporting legs set up the side of dryer, and around the dryer is arranged, the bottom of supporting leg is provided with the bumper shock absorber, the supporting leg with the fire prevention valve sets up outside the utility tunnel, the fire prevention valve is used for opening or closing utility tunnel with the intercommunication between the vertical wind channel.
2. An exhaust device for a utility tunnel according to claim 1, wherein: the supporting leg is provided with a lifting screw, the lifting screw is in threaded fit with the supporting leg, and a lifting ring of the lifting screw is positioned at the top of the supporting leg.
3. An exhaust device for a utility tunnel according to claim 1, wherein: the fan comprises an impeller and an explosion-proof motor, the explosion-proof motor is in transmission connection with the impeller, a mounting seat is arranged in the vertical air duct, and the explosion-proof motor is mounted on the mounting seat.
4. A ventilation device for utility tunnel according to claim 3, characterized in that: the outside of dryer be provided with explosion-proof motor electricity is connected the terminal box.
5. An exhaust device for a utility tunnel according to claim 1, wherein: and an insect-proof net is arranged at the port of the vertical air duct, which is far away from the flexible pipe fitting.
6. An exhaust device for a utility tunnel according to any of claims 1 to 5, characterized in that: the flexible pipe fitting comprises flexible connecting cloth, the flexible connecting cloth surrounds a pipeline, the flexible connecting cloth is respectively connected with the air duct and the fireproof valve, and the vertical air duct is communicated with the fireproof valve through the pipeline.
7. An exhaust device for a utility tunnel as claimed in claim 6, wherein: the flexible pipe fitting further comprises two hoops, the hoops encircle the flexible connecting cloth, and the two hoops are used for locking the flexible connecting cloth on the air duct and the fireproof valve respectively.
8. An exhaust device for a utility tunnel according to any of claims 1 to 5, characterized in that: the fire-proof valve comprises a frame body and a plurality of fire-proof baffles rotatably arranged in the frame body, and the frame body is connected with the air duct through the flexible pipe fitting.
9. An exhaust device for a utility tunnel as claimed in claim 8, wherein: and an actuator in transmission connection with the fireproof baffle is arranged outside the frame body.
10. An exhaust device for a utility tunnel according to any of claims 1 to 5, characterized in that: the damper is a spring damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321460972.XU CN220377351U (en) | 2023-06-08 | 2023-06-08 | Exhaust device for comprehensive pipe rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321460972.XU CN220377351U (en) | 2023-06-08 | 2023-06-08 | Exhaust device for comprehensive pipe rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220377351U true CN220377351U (en) | 2024-01-23 |
Family
ID=89561629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321460972.XU Active CN220377351U (en) | 2023-06-08 | 2023-06-08 | Exhaust device for comprehensive pipe rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220377351U (en) |
-
2023
- 2023-06-08 CN CN202321460972.XU patent/CN220377351U/en active Active
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