CN212506406U

CN212506406U - Underground comprehensive pipe gallery dehumidification system

Info

Publication number: CN212506406U
Application number: CN202020918184.0U
Authority: CN
Inventors: 吕婧
Original assignee: Futurepolis Suzhou Industrial Park Planning And Architectural Design Office Co ltd
Current assignee: Futurepolis Suzhou Industrial Park Planning And Architectural Design Office Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-02-09
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses an underground utility tunnel dehumidification system, including the piping lane main part, the inside of piping lane main part is equipped with the fire prevention subregion, the top of fire prevention subregion is equipped with piping lane air intake and piping lane air outlet, the top of piping lane air intake is equipped with the air inlet pavilion, the top of piping lane air outlet is equipped with the exhaust pavilion, the internally mounted of exhaust pavilion has the fan, and the inside of the pavilion of airing exhaust is equipped with the horizontal baffle that is located the fan top, be equipped with two vents on the horizontal baffle, and the top of horizontal baffle is equipped with two flue gas filter screens with the vent one-to-one, the inside of the pavilion of airing exhaust is equipped with actuating mechanism, actuating mechanism is used for driving flue gas filter screen to overturn and the lid fits on corresponding vent, be equipped with the air exit that is located. The utility model relates to an underground utility tunnel dehumidification system, its is rational in infrastructure for the inside ventilation of piping lane main part is aired exhaust, thereby is favorable to reducing the inside humidity of piping lane main part.

Description

Underground comprehensive pipe gallery dehumidification system

Technical Field

The utility model relates to an underground utility tunnel dehumidification system.

Background

Important public facilities such as municipal public water supply, rainwater, reclaimed water, sewage, cooling, heating, gas, electric power, communication pipelines and the like are intensively laid in the comprehensive pipe gallery. The section form of utility tunnel is single cabin or many cabins for the rectangle generally, and each cabin level parallel arrangement when many cabins. The utility tunnel divides into a plurality of ventilation zone along length direction, and the cabin that every ventilation zone is different divides the ventilation interval respectively (generally a ventilation interval is a fire prevention subregion, and is about 200 meters long). The humidity in the utility tunnel is always one of the problems which are difficult to solve and inevitable, and the main hazards are as follows: (1) the stuffiness and the heat feeling of the pipe gallery can be greatly increased due to the humidity, so that physical and psychological discomfort can be caused to workers in the pipe gallery, the working efficiency is reduced, and even the health is harmed; (2) a plurality of electrical elements are arranged in the pipe gallery, the requirement is also met on the humidity of the working environment, and the high humidity can cause the failure of work, and the phenomena of false alarm, wrong report, missing report and the like are caused; (3) humidity can accelerate rusting of iron equipment in the pipe rack greatly, can breed the health that the mould influences the pipe rack simultaneously, reduces equipment life, causes economic loss and influences pipe rack safety.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an underground utility tunnel dehumidification system, its is rational in infrastructure for the inside ventilation of piping lane main part is aired exhaust, thereby is favorable to reducing the inside humidity of piping lane main part.

In order to achieve the above purpose, the technical scheme of the utility model is to design an underground utility tunnel dehumidification system, including the piping lane main part, the inside of this piping lane main part is equipped with a plurality of fire prevention subregion, the both ends in fire prevention subregion are equipped with respectively prevents fire door, and the top of fire prevention subregion is equipped with piping lane air intake and piping lane air outlet, the top of piping lane air intake is equipped with the air inlet pavilion, the top of piping lane air outlet is equipped with the exhaust pavilion, and the internally mounted of this exhaust pavilion has the fan, and the inside of this exhaust pavilion is equipped with the horizontal baffle that is located the fan top, is equipped with two vents on this horizontal baffle, and the top of this horizontal baffle is equipped with two fume filter nets with the vent one-to-one, the inside of exhaust pavilion is equipped with actuating mechanism, and this actuating mechanism is used for driving fume filter net to overturn and the lid fits on corresponding, actuating mechanism includes, The two connecting seats are fixed at the top of the horizontal partition plate and are positioned between the two ventilation openings, the two flue gas filter screens are respectively provided with an L-shaped connecting block, the two connecting blocks are respectively and rotatably connected with the two connecting seats through rotating shafts, the two rotating shafts are respectively provided with a gear, the electric telescopic rod is fixed at the top of the exhaust pavilion, the telescopic end of the electric telescopic rod faces downwards, the telescopic end of the electric telescopic rod is connected with a lifting rod positioned between the two gears, two sides of the lifting rod are respectively connected with racks, the two racks are respectively meshed with the two gears, and the controller is electrically connected with the electric telescopic rod; be equipped with the air exit that is located the horizontal baffle top on the lateral wall of exhaust pavilion, be equipped with the grid in the air exit, and the inboard of air exit is equipped with airstrainer, airstrainer and exhaust pavilion's lateral wall fixed connection.

Preferably, the flue gas filter screen includes the frame and sets up the flue gas filter screen body in the frame, connecting block and frame fixed connection.

Preferably, the top of the horizontal partition plate is provided with a first annular sealing groove located on the periphery of the vent, and a first sealing ring is arranged in the first annular sealing groove.

Preferably, the top of connecting seat is equipped with the recess, the connecting block is worn to locate fixedly to the pivot, and the both ends of this pivot are connected with two relative cell walls rotation of recess through the bearing respectively, and the one end of this pivot runs through the connecting seat and is equipped with the gear.

Preferably, the frame is vertically arranged, a baffle is arranged between the frame and the electric telescopic rod, the baffle is fixed at the top of the exhaust pavilion, and the frame is attached to the baffle.

Preferably, the side wall of the air inlet pavilion is provided with an air inlet, and a grid is arranged in the air inlet.

The utility model has the advantages and the beneficial effects that: the utility model provides an underground utility tunnel dehumidification system, its is rational in infrastructure for the inside ventilation of piping lane main part is aired exhaust, thereby is favorable to reducing the inside humidity of piping lane main part.

When carrying out the dehumidification, start the fan operation, inside outdoor air got into the piping lane main part through air inlet pavilion and piping lane air intake, the inside air of piping lane main part got into the exhaust pavilion under the suction effect of fan, later got into airstrainer behind the vent on the horizontal baffle of flowing through and carried out purification treatment, discharged from the air exit at last.

Because when the underground comprehensive pipe gallery generates a fire disaster, the smoke after the fire disaster needs to be discharged, but if the smoke is directly discharged, the smoke influences pedestrians and travelling cranes on the ground and pollutes the environment, a smoke filter screen and a driving mechanism are arranged in the exhaust pavilion, when the smoke after the fire disaster needs to be discharged, the controller controls the electric telescopic rod to retract, so that the lifting rod and two racks arranged on the lifting rod are driven to move upwards together, the racks are meshed with the gear, the gear and the rotating shaft are driven to rotate when the racks move upwards, the rotating shaft drives the smoke filter screen to turn downwards and cover the ventilation opening through the connecting block, the smoke filter screen is positioned at the working position, then the fan is started to operate, the smoke in the pipe gallery main body enters the exhaust pavilion, and the smoke passing through the ventilation opening is purified by the smoke filter screen, thereby avoiding the adverse effect of directly discharging the smoke on the external environment. When ventilation and air exhaust are carried out under normal conditions, a smoke filter screen is not needed, and the smoke filter screen can cause a flow-blocking effect on air, so that the flowing speed of the air is reduced, and therefore, after smoke exhaust after fire is finished, the smoke filter screen needs to be folded, so that the ventilation and air exhaust efficiency is not influenced; when the smoke filter screen is folded, the controller controls the electric telescopic rod to stretch out, so that the lifting rod and the rack are driven to move downwards, the smoke filter screen is turned upwards, and the frame of the smoke filter screen is attached to the baffle plate.

Drawings

Fig. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic view of the middle air exhausting pavilion of the present invention.

Fig. 3 is an enlarged view at a in fig. 2.

Fig. 4 is a schematic view of the connection structure of the middle connection block and the connection seat of the present invention.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

The utility model discloses the technical scheme who specifically implements is:

as shown in fig. 1 to 4, a dehumidification system for an underground comprehensive pipe rack comprises a pipe rack main body 1, wherein a plurality of fireproof subareas 2 are arranged inside the pipe rack main body 1, fireproof doors 3 are respectively arranged at two ends of the fireproof subareas 2, a pipe rack air inlet 4 and a pipe rack air outlet 5 are arranged at the top of each fireproof subarea 2, an air inlet pavilion 6 is arranged above the pipe rack air inlet 4, an exhaust pavilion 7 is arranged above the pipe rack air outlet 5, a fan 8 is arranged inside the exhaust pavilion 7, a horizontal partition plate 9 positioned above the fan 8 is arranged inside the exhaust pavilion 7, two vents 10 are arranged on the horizontal partition plate 9, two flue gas filter screens 11 corresponding to the vents 10 one by one are arranged above the horizontal partition plate 9, a driving mechanism is arranged inside the exhaust pavilion 7 and used for driving the flue gas filter screens 11 to turn over and cover the corresponding vents 10, the driving mechanism comprises an electric telescopic rod 12, a controller 13 and two connecting seats 14, the two connecting seats 14 are fixed at the top of the horizontal partition plate 9, the two connecting seats 14 are positioned between the two ventilation openings 10, the two smoke filter screens 11 are respectively provided with an L-shaped connecting block 15, the two connecting blocks 15 are respectively connected with the two connecting seats 14 through rotating shafts 16 in a rotating manner, the two rotating shafts 16 are respectively provided with a gear 17, the electric telescopic rod 12 is fixed at the top of the exhaust pavilion 7, the telescopic end of the electric telescopic rod 12 faces downwards, the telescopic end of the electric telescopic rod 12 is connected with a lifting rod 18 positioned between the two gears 17, two sides of the lifting rod 18 are respectively connected with racks 19, the two racks 19 are respectively meshed with the two gears 17, and the controller 13 is electrically connected with the electric telescopic rod 12; be equipped with the air exit 20 that is located horizontal baffle 9 top on the lateral wall of exhaust pavilion 7, be equipped with the grid in the air exit 20, and the inboard of air exit 20 is equipped with airstrainer 21, airstrainer 21 and exhaust pavilion 9's lateral wall fixed connection.

The smoke filter 11 comprises a frame 22 and a smoke filter body 23 arranged in the frame 22, and the connecting block 15 is fixedly connected with the frame 22.

The top of the horizontal partition plate 9 is provided with a first annular sealing groove located at the periphery of the vent 10, and a first sealing ring 24 is arranged in the first annular sealing groove.

The top of the connecting seat 14 is provided with a groove 25, the rotating shaft 16 is fixedly arranged through the connecting block 15, two ends of the rotating shaft 16 are respectively rotatably connected with two opposite groove walls of the groove 25 through bearings, and one end of the rotating shaft 16 penetrates through the connecting seat 14 and is provided with the gear 16.

The frame 22 is vertically arranged, a baffle 26 is arranged between the frame 22 and the electric telescopic rod 12, the baffle 26 is fixed on the top of the exhaust pavilion 7, and the frame 22 abuts against the baffle 26.

The side wall of the air inlet pavilion 6 is provided with an air inlet, and a grid is arranged in the air inlet.

The utility model has the advantages and the beneficial effects that: the utility model provides an underground utility tunnel dehumidification system, its is rational in infrastructure for 1 inside ventilation of pipe rack main part is aired exhaust, thereby is favorable to reducing 1 inside humidity of pipe rack main part.

When carrying out the dehumidification, start the operation of fan 8, outside air gets into 1 insidely of piping lane main part through inlet pavilion 6 and piping lane air intake 4, and the inside air of 1 inside of piping lane main part gets into exhaust pavilion 7 under 8 suction of fan, later flows through and enters air filter screen 21 behind the vent 10 on the horizontal partition plate 9 and carries out purification treatment, discharges from air exit 20 at last.

Because the smoke after the fire disaster needs to be discharged when the underground comprehensive pipe gallery has the fire disaster, but if the smoke is directly discharged, people and traveling cranes on the ground are affected, and the environment is polluted, the smoke filtering net 11 and the driving mechanism are arranged in the exhaust pavilion 7, when the smoke after the fire disaster needs to be discharged, the controller 13 controls the electric telescopic rod 12 to retract, so that the lifting rod 18 and the two racks 19 arranged on the lifting rod 18 are driven to move upwards together, because the racks 19 are meshed with the gears 17, the gears 17 and the rotating shaft 16 are driven to rotate when the racks 19 move upwards, the rotating shaft 16 drives the smoke filtering net 11 to turn downwards through the connecting block 15 and cover the ventilating opening 10, at the moment, the smoke filtering net 11 is in the working position, and then the fan 8 is started to operate, so that the smoke in the pipe gallery main body 1 enters the exhaust pavilion 7, the flue gas flowing through the ventilation opening 10 is purified by the flue gas filter screen 11, so that the adverse effect of directly discharging the flue gas on the external environment is avoided. When ventilation and exhaust are carried out under normal conditions, the smoke filter screen 11 is not needed, and the smoke filter screen 11 can cause a flow-blocking effect on air, so that the flowing speed of the air is reduced, therefore, after smoke emission after fire is finished, the smoke filter screen 11 needs to be folded, so that the ventilation and exhaust efficiency is not influenced; when the smoke filter screen 11 is retracted, the controller 13 controls the electric telescopic rod 12 to extend out, so as to drive the lifting rod 18 and the rack 19 to move downwards, so that the smoke filter screen 11 is turned upwards until the frame 22 of the smoke filter screen 11 is attached to the baffle 26.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A dehumidification system of an underground comprehensive pipe gallery is characterized by comprising a pipe gallery main body, wherein a plurality of fireproof subareas are arranged inside the pipe gallery main body, fireproof doors are respectively arranged at two ends of the fireproof subareas, a pipe gallery air inlet and a pipe gallery air outlet are arranged at the top of each fireproof subarea, an air inlet pavilion is arranged above the pipe gallery air inlet, an exhaust pavilion is arranged above the pipe gallery air outlet, a fan is arranged inside the exhaust pavilion, a horizontal partition plate positioned above the fan is arranged inside the exhaust pavilion, two ventilation openings are formed in the horizontal partition plate, two flue gas filter screens corresponding to the ventilation openings one by one are arranged above the horizontal partition plate, a driving mechanism is arranged inside the exhaust pavilion and used for driving the flue gas filter screens to turn over and cover the corresponding ventilation openings, and the driving mechanism comprises an electric telescopic rod, a controller and two connecting seats, the two connecting seats are fixed at the top of the horizontal partition plate, the two connecting seats are positioned between the two ventilation openings, the two flue gas filter screens are respectively provided with an L-shaped connecting block, the two connecting blocks are respectively rotatably connected with the two connecting seats through rotating shafts, the two rotating shafts are respectively provided with a gear, the electric telescopic rod is fixed at the top of the exhaust pavilion, the telescopic end of the electric telescopic rod faces downwards, the telescopic end of the electric telescopic rod is connected with a lifting rod positioned between the two gears, two sides of the lifting rod are respectively connected with racks, the two racks are respectively meshed with the two gears, and the controller is electrically connected with the electric telescopic rod; be equipped with the air exit that is located the horizontal baffle top on the lateral wall of exhaust pavilion, be equipped with the grid in the air exit, and the inboard of air exit is equipped with airstrainer, airstrainer and exhaust pavilion's lateral wall fixed connection.

2. The underground utility tunnel dehumidification system of claim 1, wherein the flue gas filter comprises a frame and a flue gas filter body arranged in the frame, and the connection block is fixedly connected with the frame.

3. The underground utility tunnel dehumidification system of claim 2, wherein a first annular seal groove is formed in the top of the horizontal partition and located at the periphery of the vent, and a first seal ring is arranged in the first annular seal groove.

4. The underground utility tunnel dehumidification system of claim 3, wherein a groove is formed at the top of the connection seat, the rotation shaft is fixedly inserted into the connection block, two ends of the rotation shaft are rotatably connected with two opposite groove walls of the groove through bearings, respectively, and one end of the rotation shaft penetrates through the connection seat and is provided with the gear.

5. The underground utility tunnel dehumidification system of claim 4, wherein the frame is vertically disposed and a baffle is disposed between the frame and the electric telescopic rod, the baffle is fixed to the top of the exhaust kiosk, and the frame abuts against the baffle.

6. The underground utility tunnel dehumidification system of claim 5, wherein an air inlet is provided in a side wall of the air intake kiosk, and a grille is provided in the air inlet.