CN212561615U

CN212561615U - Ventilation device below cabin of underground comprehensive pipe rack

Info

Publication number: CN212561615U
Application number: CN202020671125.8U
Authority: CN
Inventors: 王长祥; 安然; 白鹤瀛; 李云飘
Original assignee: North China Municipal Engineering Design and Research Institute Co Ltd
Current assignee: North China Municipal Engineering Design and Research Institute Co Ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2021-02-19
Anticipated expiration: 2030-04-28

Abstract

The utility model belongs to the technical field of a comprehensive pipe gallery, and discloses a ventilation device below a cabin of an underground comprehensive pipe gallery, which comprises a wind channel, wherein the top end of the wind channel is connected with a wind pavilion body, the side wall of one end of the wind channel, which is far away from the wind pavilion body, is provided with a ventilation pipe, the end of the ventilation pipe, which is far away from the wind channel, is connected with a cabin, the middle of the inside of the wind channel is fixedly connected with a fan through a bracket, the bottom of the wind channel is provided with a drainage tube, the bottom end of the drainage tube is connected with a reservoir, one side of the inner wall of the cabin is provided with a water pump, one end of the water pump is fixedly provided with a water delivery pipe, the utility model can collect and store the accumulated water while draining the accumulated water at the lowest part of the wind channel through the cooperation of the drainage, thereby extinguishing sparks, preventing fire and greatly improving safety performance.

Description

Ventilation device below cabin of underground comprehensive pipe rack

Technical Field

The utility model belongs to the technical field of the utility model, concretely relates to underground utility tunnel cabin below ventilation unit.

Background

The utility tunnel (Japan is called the common ditch, and Taiwan is called the common pipeline), namely the underground city pipeline utility tunnel, namely constructs a tunnel space underground the city, integrates various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage, is provided with special service hole, lifting hole and monitoring system, implements unified planning, unified design, unified construction and management, is the important infrastructure and lifeline of guarantee city operation.

But the ventilation mode that general utility tunnel in the existing market was used commonly is that the wind channel sets up in the top of cabin and leads to the ground vent, but the top of pipe gallery cabin is difficult to arrange the wind channel or the wind channel sets up in the cabin top is reasonable inadequately under some circumstances, consequently can set up the ventilation pipe in the cabin below, but still have some defects when using, for example, the wind channel minimum is easy ponding, and the cabin is in case easy large tracts of land burning is fired on a fire, the security performance is lower, in addition, the ventilation mode of below is when ground department business turn over wind gap is located the pavement, can eliminate the wind pavilion, change into and lead to the wind channel with ground parallel and level formula grid business turn over wind gap, but can mix material such as a large amount of silt particles in the rainwater, cause the pipeline to block up.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an underground utility tunnel cabin below ventilation unit to solve the easy ponding in the lower in the wind channel that proposes in the above-mentioned background art, and the cabin in case the easy large tracts of land burning of firing, and the silt granule of adulteration can cause the problem of pipe blockage in the rainwater.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an underground utility tunnel cabin below ventilation unit, includes the wind channel, the top in wind channel is connected with the wind pavilion body, and the wind channel keeps away from the one end lateral wall of wind pavilion body and installs the ventilation pipe, the one end that the wind channel was kept away from to the ventilation pipe is connected with the cabin, through support fixedly connected with fan in the middle of the inside in wind channel, the drainage tube is installed to the bottom in wind channel, the bottom of drainage tube is connected with the cistern, the water pump is installed to inner wall one side in cabin, the one end of water pump is fixed with the raceway, and the other end of water pump installs the drinking-water pipe, the shower head is installed to the bottom of raceway, the drinking-water pipe.

Preferably, the inside one end in wind channel is close to the below of wind pavilion body and installs solid fixed ring, gu fixed ring's top is connected with the filter plate, the inside of filter plate is inlayed and is had the filter screen, and the top of filter plate installs and draw the handle, the bottom of filter plate is fixed with the snap ring, gu fixed ring's top seted up with snap ring assorted draw-in groove.

Preferably, the outer wall of water pump installs the safety cover, and the outer wall of safety cover has seted up the radiating groove.

Preferably, the inner wall of the clamping groove is provided with a backing plate, and the outer wall of the backing plate is provided with an anti-slip groove.

Preferably, the outer wall of the pull handle is provided with a bulge, and a double-layer filter screen layer is arranged inside the filter screen.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a cooperation of drainage tube and cistern, when can draining away the ponding of the lower in wind channel, collect to ponding and store, through the cooperation of water pump, drinking-water pipe, raceway and shower head, can take out the water in the cistern and spray in the cabin to water the mars of putting out a fire, prevented the emergence of conflagration, improved the security performance greatly.

(2) The utility model discloses a snap ring, draw-in groove, filter plate, filter screen, solid fixed ring and the cooperation of drawing the handle can filter the inside rainwater that gets into the wind channel for material such as silt particle remains on the filter screen, can take off the filter plate simultaneously, so that clear up the filth, thereby prevented the pipe blockage, improved the practicality of device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a top view of the filter plate of the present invention;

in the figure: 1-a wind pavilion body; 2-fixing the ring; 3-an air duct; 4-a fan; 5, a drainage tube; 6-a water reservoir; 7-a water pumping pipe; 8-a ventilation pipe; 9-cabin; 10-a water pump; 11-a water conveying pipe; 12-a shower head; 13-pulling a handle; 14-a filter plate; 15-a snap ring; 16-a card slot; 17-a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: a ventilation device under a cabin of an underground comprehensive pipe gallery comprises an air duct 3, the top end of the air duct 3 is connected with a wind pavilion body 1, a ventilation pipe 8 is arranged on the side wall of one end, away from the wind pavilion body 1, of the air duct 3, one end, away from the air duct 3, of the ventilation pipe 8 is connected with a cabin 9, a fan 4 is fixedly connected in the middle of the interior of the air duct 3 through a support, the problem that a ventilation opening cannot be arranged at the upper part when the pipe gallery is buried shallowly can be solved by arranging the air duct 3 under the cabin 9, the ventilation mode only increases the local buried depth of the air duct 3 under the cabin 9, the buried depth of the whole pipe gallery is shallow, earth excavation can be reduced, the construction cost is reduced, and the ventilation of the double-layer or multi-layer cabin 9 adopts the technology, a ventilation interlayer can be avoided being arranged between the two layers of cabins 9, the space is saved, can introduce the ponding of 3 lowest departments in wind channel through drainage tube 5 with in cistern 6, can be when the piping lane drainage usefulness simultaneously, collect the storage to ponding, furthermore, when the object in cabin 9 catches fire, through water pump 10 work with the water suction drinking-water pipe 7 in the cistern 6, then water is spout from shower head 12 through raceway 11, thereby water the mars of putting out a fire, the emergence of conflagration has been prevented, the security performance is greatly improved, water pump 10 is installed to inner wall one side of cabin 9, water pump 10 adopts 50CQ-25 water pump, the one end of water pump 10 is fixed with raceway 11, and drinking-water pipe 7 is installed to water pump 10's the other end, shower head 12 is installed to the bottom of raceway 11, drinking-water pipe 7 extends to the outside one end in cabin 9 and is connected with 6.

Further, solid fixed ring 2 is installed near the below of wind pavilion body 1 to the inside one end in wind channel 3, gu fixed ring 2's top is connected with filter plate 14, filter screen 17 is inlayed to filter plate 14's inside, and the top of filter plate 14 is installed and is drawn handle 13, the bottom of filter plate 14 is fixed with snap ring 15, gu fixed ring 2's top seted up with snap ring 15 assorted draw-in groove 16, through inserting snap ring 15 in draw-in groove 16, make filter plate 14 fix on gu fixed ring 2, filter screen 17 through on the filter plate 14 can filter the rainwater that gets into wind channel 3 inside, make the rainwater after filtering get into in cistern 6, then material such as silt granule remains on filter screen 17, sanitation personnel can get into wind pavilion body 1 and the pulling simultaneously and draw handle 13 to take off filter plate 14, so that the filth is cleared up, thereby pipeline blockage has been prevented, the practicality of device.

Further, a protective cover is installed on the outer wall of the water pump 10, the protective cover has a protective and heat-dissipating effect, and a heat-dissipating groove is formed in the outer wall of the protective cover.

Specifically, the backing plate is installed to the inner wall of draw-in groove 16, and the backing plate has firm effect, and the antiskid groove has been seted up to the outer wall of backing plate.

Specifically, the outer wall of the pull handle 13 is provided with a bulge which plays a role of skid resistance, and the inside of the filter screen 17 is provided with a double-layer filter screen layer.

The utility model discloses a theory of operation and use flow: the utility model discloses a when using, set up wind channel 3 in the below of cabin 9 and lead to the side of piping lane then accesss to ground and set up into the air exit, can collect the ponding of the lowest of wind channel 3 and do the piping lane drainage usefulness through cistern 6, in addition, when ground department business turn over wind gap is located the pavement, can cancel wind pavilion body 1, change into and introduce cistern 6 with rainwater with ground parallel and level formula grid business turn over wind gap, simultaneously through inserting snap ring 15 in draw-in groove 16, make filter plate 14 fix on solid fixed ring 2, can filter the rainwater that gets into wind channel 3 inside through filter screen 17 on filter plate 14, make the rainwater after the filtration get into cistern 6 in, then material such as silt particle remains on filter screen 17, sanitation personnel can get into wind pavilion body 1 and stimulate pull handle 13 and take off filter plate 14, so as to clear up the filth, thereby pipeline blockage has been prevented, the tuber pipe of cabin 9 lower part can with the water pipe, The branch mouth of pipelines such as thermal power pipe combines together for the play of pipeline passes through, in order to practice thrift the utilization space, when the object in cabin 9 catches fire, through water pump 10 work with the water suction pipe 7 of the water in cistern 6, then water is spout from shower head 12 through raceway 11, thereby water the mars of putting out a fire, the emergence of conflagration has been prevented, the security performance is greatly improved, the problem that the vent can't be set up on upper portion when this kind of ventilation mode can solve the piping lane burial depth when being shallow, this ventilation mode only cabin 9 lower part wind channel 3 part burial depth increases, whole piping lane burial depth is shallow, reducible earthwork excavation, reduce engineering cost, and this technique is adopted in the ventilation of double-deck or multilayer cabin 9, can avoid setting up the ventilation intermediate layer between two-layer cabins 9, the space is saved, the piping lane burial depth has been.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an underground utility tunnel cabin below ventilation device which characterized in that: comprises an air duct (3), the top end of the air duct (3) is connected with an air pavilion body (1), and a ventilation pipe (8) is arranged on the side wall of one end of the air duct (3) far away from the wind pavilion body (1), one end of the ventilating pipe (8) far away from the air duct (3) is connected with a cabin (9), the middle inside the air duct (3) is fixedly connected with a fan (4) through a bracket, a drainage tube (5) is arranged at the bottom of the air duct (3), a water reservoir (6) is connected at the bottom end of the drainage tube (5), a water pump (10) is arranged on one side of the inner wall of the cabin (9), a water delivery pipe (11) is fixed at one end of the water pump (10), the other end of the water pump (10) is provided with a water pumping pipe (7), the bottom of the water delivery pipe (11) is provided with a spray header (12), one end of the water pumping pipe (7) extending to the outside of the cabin (9) is connected with the water storage tank (6).

2. The underground utility tunnel under-cabin ventilation device of claim 1, wherein: the inside one end in wind channel (3) is close to the below of wind pavilion body (1) and installs solid fixed ring (2), the top of solid fixed ring (2) is connected with filter plate (14), the inside of filter plate (14) is inlayed and is had filter screen (17), and the top of filter plate (14) is installed and is drawn (13), the bottom of filter plate (14) is fixed with snap ring (15), gu the top of fixed ring (2) seted up with snap ring (15) assorted draw-in groove (16).

3. The underground utility tunnel under-cabin ventilation device of claim 1, wherein: the protective cover is installed on the outer wall of the water pump (10), and the heat dissipation groove is formed in the outer wall of the protective cover.

4. The underground utility tunnel under-cabin ventilation device of claim 2, wherein: the inner wall of the clamping groove (16) is provided with a base plate, and the outer wall of the base plate is provided with an anti-slip groove.

5. The underground utility tunnel under-cabin ventilation device of claim 2, wherein: the outer wall of the pull handle (13) is provided with a bulge, and a double-layer filter screen layer is arranged inside the filter screen (17).