CN212690080U

CN212690080U - Ventilation unit for track traffic

Info

Publication number: CN212690080U
Application number: CN202020905260.4U
Authority: CN
Inventors: 余文波; 冯亮; 任帅; 刘玉真
Original assignee: Shanghai Rail Transit Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Current assignee: Shanghai Rail Transit Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-03-12
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a ventilation unit for track traffic, including the ventilation guide duct, the air inlet end of ventilation guide duct is fixed with blast air mechanism, and is fixed with coupling mechanism at ventilation guide duct top, is fixed with the water tank on the coupling mechanism, the water tank internal fixation has water delivery mechanism, and the water outlet end of water delivery mechanism is fixed with sprays the mechanism, the fixed grafting of ventilation guide duct bottom outer wall has the stand pipe, and sprays mechanism fixed mounting in the stand pipe, blast air mechanism is including fixed frame, and fixed frame internal fixation has the fan, water delivery mechanism includes the immersible pump, and the water outlet end of immersible pump is fixed with the honeycomb duct that feeds through with spraying the mechanism, spraying the mechanism and including the shower, the screw hole that has a plurality of equidistance distributions is opened to shower bottom outer wall, and threaded hole internal thread is pegged graft and is had atomizer. The utility model discloses can utilize the air current difference to carry out the inside a plurality of directions dust fall work in tunnel, increase the dust fall scope, improve the inside field of vision visibility in tunnel.

Description

Ventilation unit for track traffic

Technical Field

The utility model relates to a ventilation technology field especially relates to a ventilation unit for track traffic.

Background

Rail transit refers to a type of vehicle or transportation system in which operating vehicles need to travel on a particular rail. The most typical rail transit is a railway system consisting of conventional trains and standard railways. With the diversified development of train and railway technologies, rail transit is more and more types, and is not only distributed in long-distance land transportation, but also widely applied to medium-short distance urban public transportation.

The tunnel of railway and highway is full of some lower superficial dirt granules of visibility very easily, need utilize ventilation unit to carry out the inside circulation of air work in tunnel, takes away some superficial dirt granules, avoids influencing vehicle field of vision visibility that traveles, and current ventilation unit only utilizes the fan directly to blow, can not effectively reduce superficial dirt granule content, can not satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a ventilation device for rail transit.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ventilation device for rail transit comprises a ventilation air guide pipe, wherein a blower mechanism is fixed at an air inlet end of the ventilation air guide pipe, a connecting mechanism is fixed at the top of the ventilation air guide pipe, a water tank is fixed on the connecting mechanism, a water delivery mechanism is fixed in the water tank, a spraying mechanism is fixed at a water outlet end of the water delivery mechanism, a guide pipe is fixedly inserted into the outer wall of the bottom of the ventilation air guide pipe, and the spraying mechanism is fixedly installed in the guide pipe.

Further, the blowing mechanism comprises a fixed frame, and a fan is fixed in the fixed frame.

Furthermore, the water delivery mechanism comprises a submersible pump, and a flow guide pipe communicated with the spraying mechanism is fixed at the water outlet end of the submersible pump.

Furthermore, the spraying mechanism comprises a spraying pipe, a plurality of threaded holes distributed at equal intervals are formed in the outer wall of the bottom of the spraying pipe, and an atomizing nozzle is inserted into the inner threads of the threaded holes.

Furthermore, coupling mechanism includes two connecting plates, and connecting rod is fixed with on connecting plate top outer wall both sides, and the connecting rod top is fixed with same roof.

Further, the fixed grafting of water tank one side has the inlet tube, and all is fixed with the solenoid valve on inlet tube and the honeycomb duct, and the water tank internal fixation is equipped with level sensor, and level sensor passes through controller and solenoid valve signal input part electric connection.

Furthermore, the position of the position, close to the guide pipe, in the ventilation guide pipe is rotatably connected with a guide mechanism, the guide mechanism comprises a guide plate, the top end of the guide plate is fixedly provided with a rotating shaft which is rotatably inserted in the ventilation guide pipe, an electric telescopic rod is rotatably connected between the outer wall of the top of the guide plate and the inner wall of the ventilation guide pipe, and the signal input end of the electric telescopic rod is electrically connected with the controller.

The utility model has the advantages that:

1. can produce the air flow in ventilation duct through setting up of fan, make the inside air flow rate of ventilation duct be greater than the interior velocity of flow of guide tube, and then can form the velocity difference of flow, make guide tube bottom air to the inside motion of ventilation duct, the immersible pump forms water smoke on carrying the atomizing shower nozzle that sprays the mechanism with the water in the water tank in addition, the water smoke is most to be discharged from the guide tube bottom and is carried out the dust fall work, the air-out end discharge of sub-part water smoke follow ventilation duct, increase the dust fall scope, improve the inside field of vision visibility in tunnel.

2. Can drive the aviation baffle through electric telescopic handle and rotate, and then can carry out the water conservancy diversion effect to the mobile air that the fan produced, the different rotation angle of aviation baffle can make the air quantity that gets into in the stand pipe different, and then makes the air adjust the water smoke propulsion speed that sprays the production.

Drawings

Fig. 1 is a schematic sectional view of an embodiment 1 of a ventilation device for rail transit according to the present invention;

fig. 2 is a schematic perspective view of a ventilation device for rail transit according to embodiment 1 of the present invention;

fig. 3 is a schematic sectional structure view of an embodiment 2 of a ventilation device for rail transit according to the present invention.

In the figure: 1 ventilation guide duct, 2 connecting plates, 3 connecting rods, 4 water inlet pipes, 5 water tanks, 6 top plates, 7 fixing frames, 8 fans, 9 guide ducts, 10 spray pipes, 11 atomizing nozzles, 12 guide pipes, 13 rotating shafts, 14 electric telescopic rods and 15 air guide plates.

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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1 and 2, a ventilation device for rail transit comprises a ventilation air guide pipe 1, wherein an air blowing mechanism is fixed at an air inlet end of the ventilation air guide pipe 1, a connecting mechanism is fixed at the top of the ventilation air guide pipe 1, a water tank 5 is fixed on the connecting mechanism, a water delivery mechanism is fixed in the water tank 5, a spraying mechanism is fixed at a water outlet end of the water delivery mechanism, a guide pipe 12 is fixedly inserted into the outer wall of the bottom of the ventilation air guide pipe 1, and the spraying mechanism is fixedly installed in the guide pipe 12.

The air blowing mechanism comprises a fixed frame 7, a fan 8 is fixed in the fixed frame 7, the fan 8 can generate air flow in the ventilation air guide pipe 1, so that the air flow rate in the ventilation air guide pipe 1 is greater than the flow rate in the guide pipe 12, and further flow speed difference can be formed, so that the air at the bottom end of the guide pipe 12 moves towards the interior of the ventilation air guide pipe 1, the water delivery mechanism comprises a submersible pump, a flow guide pipe 9 communicated with the spraying mechanism is fixed at the water outlet end of the submersible pump, the spraying mechanism comprises a spraying pipe 10, a plurality of threaded holes distributed at equal intervals are formed in the outer wall of the bottom of the spraying pipe 10, atomizing nozzles 11 are inserted in the threaded holes, the submersible pump conveys the water in the water tank 5 to the atomizing nozzles 11 of the spraying mechanism to form water mist, most of the water mist is discharged from the bottom end of the guide pipe 12 to perform dust-falling work, 2 top outer wall both sides of connecting plate are fixed with connecting rod 3, and 3 tops of connecting rod are fixed with

same roof

6, and 5 one sides of water tank are fixed to be pegged graft and have inlet tube 4, and all are fixed with the solenoid valve on inlet tube 4 and the

honeycomb duct

9, and 5 internal fixation of water tank are equipped with level sensor, and level sensor passes through controller and solenoid valve signal input electric connection.

The working principle of the embodiment is as follows: fan 8 can produce the air flow in ventilation guide duct 1, make 1 inside air velocity of flow of ventilation guide duct be greater than the interior velocity of flow of guide duct 12, and then can form the velocity difference, make 12 bottom air of guide duct to 1 inside motion of ventilation guide duct, the immersible pump forms water smoke on carrying to the atomizer 11 that sprays the mechanism with the water in the water tank 5 in addition, the water smoke is most to be discharged from 12 bottom of guide duct and is carried out the dust fall work, the air-out end discharge of the ventilation guide duct 1 is followed to the small part water smoke, increase the dust fall scope, improve the inside field of vision visibility in tunnel.

Example 2

Referring to fig. 3, a ventilation device for track traffic, this embodiment is different from embodiment 1 in that, the position department that is close to stand pipe 12 in ventilation guide duct 1 rotates and is connected with wind guiding mechanism, wind guiding mechanism includes aviation baffle 15, aviation baffle 15 top is fixed with rotates pivot 13 of pegging graft in ventilation guide duct 1, it is connected with electric telescopic handle 14 to rotate between aviation baffle 15 top outer wall and the ventilation guide duct 1 inner wall, electric telescopic handle 14 can drive aviation baffle 15 and rotate, and then can carry out the water conservancy diversion effect to the mobile air that fan 8 produced, the different flip angle of aviation baffle 15 can make the air volume that gets into in guide duct 12 different, electric telescopic handle 14's signal input part and controller electric connection.

The working principle of the embodiment is as follows: electric telescopic handle 14 can drive aviation baffle 15 and rotate, and then can carry out the water conservancy diversion effect to the mobile air that fan 8 produced, and the different rotation angle of aviation baffle 15 can make the air quantity that gets into in the stand pipe 12 different, and then makes the air adjust the water smoke propulsion speed that sprays the production.

In the description of this patent, it is to be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "one side," "top," "inner," "front," "center," "two ends," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In this patent, unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, or they may be connected internally or in an interactive relationship with each other, and unless otherwise specifically limited, the specific meaning of the above terms in this patent will be understood by those skilled in the art according to the specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The ventilation device for the rail transit comprises a ventilation air guide pipe (1) and is characterized in that a blower mechanism is fixed at an air inlet end of the ventilation air guide pipe (1), a connecting mechanism is fixed at the top of the ventilation air guide pipe (1), a water tank (5) is fixed on the connecting mechanism, a water delivery mechanism is fixed in the water tank (5), a spraying mechanism is fixed at a water outlet end of the water delivery mechanism, a guide pipe (12) is fixedly inserted into the outer wall of the bottom of the ventilation air guide pipe (1), and the spraying mechanism is fixedly installed in the guide pipe (12).

2. A ventilation device for rail transit according to claim 1, characterized in that the blowing means comprise a fixed frame (7), inside which fixed frame (7) a fan (8) is fixed.

3. The ventilation device for rail transit as claimed in claim 1, wherein the water delivery mechanism comprises a submersible pump, and a guide pipe (9) communicated with the spraying mechanism is fixed at the water outlet end of the submersible pump.

4. The ventilation device for rail transit as claimed in claim 1, wherein the spraying mechanism comprises a spraying pipe (10), the outer wall of the bottom of the spraying pipe (10) is provided with a plurality of threaded holes distributed at equal intervals, and the threaded holes are internally threaded with atomizing nozzles (11).

5. The ventilation device for rail transit as claimed in any one of claims 1 to 4, wherein the connecting mechanism comprises two connecting plates (2), connecting rods (3) are fixed on two sides of the outer wall of the top of the connecting plates (2), and the top ends of the connecting rods (3) are fixed with the same top plate (6).

6. The ventilation device for rail transit as claimed in claim 3, wherein a water inlet pipe (4) is fixedly inserted into one side of the water tank (5), the water inlet pipe (4) and the flow guide pipe (9) are both fixed with electromagnetic valves, a liquid level sensor is fixedly arranged in the water tank (5), and the liquid level sensor is electrically connected with a signal input end of the electromagnetic valve through a controller.

7. The ventilation device for rail transit according to claim 6, wherein a wind guide mechanism is rotatably connected to a position close to the guide pipe (12) in the ventilation and wind guide pipe (1), the wind guide mechanism comprises a wind guide plate (15), a rotating shaft (13) rotatably inserted in the ventilation and wind guide pipe (1) is fixed at the top end of the wind guide plate (15), an electric telescopic rod (14) is rotatably connected between the outer wall of the top of the wind guide plate (15) and the inner wall of the ventilation and wind guide pipe (1), and a signal input end of the electric telescopic rod (14) is electrically connected with the controller.