CN210152706U

CN210152706U - Device that wind current was adjusted in tunnel

Info

Publication number: CN210152706U
Application number: CN201921061926.6U
Authority: CN
Inventors: 袁松; 白赟; 张生; 占盼
Original assignee: Sichuan Communication Surveying and Design Institute Co Ltd
Current assignee: Sichuan Communication Surveying and Design Institute Co Ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-03-17
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses a device for adjusting air flow in a tunnel, which comprises a fan, wherein the input end and the output end of the fan are respectively connected with an air inlet pipe and an air outlet pipe, and the air inlet pipe is simultaneously communicated with a branch pipe I and a branch pipe II; the air outlet pipe is communicated with the branch pipe III and the branch pipe IV at the same time; the free end ports of the branch pipe I and the branch pipe III face the port of one end of the tunnel, and the free end ports of the branch pipe II and the branch pipe IV face the port of the other end of the tunnel; and a valve I, a valve II, a valve III and a valve IV are correspondingly arranged on the branch pipe I, the branch pipe II, the branch pipe III and the branch pipe IV in sequence. The utility model discloses can realize changing the purpose of wind flow direction in the tunnel under the unchangeable circumstances of fan operating condition, only need among the actual operation can realize the transform of wind direction in the tunnel through control flap's switch, easy operation, raise the efficiency, do benefit to and reduce the energy consumption, realized the effect of wind flow diversion in the tunnel again simultaneously.

Description

Device that wind current was adjusted in tunnel

Technical Field

The utility model relates to a tunnel ventilation technical field, concretely relates to device that wind current was adjusted in tunnel.

Background

During the operation of the tunnel, the ventilation wind direction of the tunnel is not invariable, and according to specific conditions, the wind flow is often required to be reversed, so that the actual purpose is achieved, and the flow direction of the air flow in the tunnel is changed by changing the direction of the reverse fan in practice. However, the reverse fan needs to go through a process of stopping the forward rotation of the motor and then starting the reverse rotation, and the timeliness of changing the direction of the wind flow in the tunnel is poor; and redundant energy consumption is lost in the process of stopping and starting the machine, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: conventional reverse fan diversion adjustment wind direction's way exists the poor, great problem of energy consumption of regulation timeliness, the utility model provides a solve the device that the interior wind current of tunnel was adjusted of above-mentioned problem.

The utility model discloses a following technical scheme realizes:

a device for regulating air flow in a tunnel comprises a fan, wherein an input end and an output end of the fan are respectively connected with an air inlet pipe and an air outlet pipe, and the air inlet pipe is simultaneously communicated with a branch pipe I and a branch pipe II; the air outlet pipe is communicated with the branch pipe III and the branch pipe IV at the same time; the free end ports of the branch pipe I and the branch pipe III face the port of one end of the tunnel, and the free end ports of the branch pipe II and the branch pipe IV face the port of the other end of the tunnel; and a valve I, a valve II, a valve III and a valve IV are correspondingly arranged on the branch pipe I, the branch pipe II, the branch pipe III and the branch pipe IV in sequence.

Further, when the valve I and the valve IV are in an opening state, the valve II and the valve III are in a closing state, and the wind flow in the tunnel flows in a positive direction.

Further, when the valve I and the valve IV are in a closed state, the valve II and the valve III are in an open state, and the air flow in the tunnel reversely flows.

Furthermore, the free end of the air inlet pipe is communicated with the branch pipe I and the branch pipe II through a three-way joint; and the free end of the air outlet pipe is communicated with the branch pipe III and the branch pipe IV through a three-way joint.

Furthermore, the air inlet pipe and the branch pipe I or the branch pipe II are integrated connecting pipes, and the branch pipe II or the branch pipe I is communicated with the integrated connecting pipes through a two-way joint; the air outlet pipe and the branch pipe III or the branch pipe IV are integrated connecting pipes, and the branch pipe IV or the branch pipe III is communicated with the integrated connecting pipes through a two-way connector.

Furthermore, the air inlet pipe and the air outlet pipe are replaced by three-way joints.

Furthermore, the free end ports of the branch pipe I, the branch pipe III, the branch pipe II and the branch pipe IV are positioned on a straight line, and the straight line direction is the same as the extending direction of the tunnel.

Further, the device also comprises a connecting pipe I and a connecting pipe II; one end of the connecting pipe I is used for simultaneously communicating the branch pipe I and the branch pipe III, and the other end of the connecting pipe I faces to one port of the tunnel and is communicated with the environment in the tunnel; one end of the connecting pipe II is used for simultaneously communicating the branch pipe II and the branch pipe IV, and the other end of the connecting pipe II faces to the other port of the tunnel and is communicated with the environment in the tunnel.

The utility model discloses have following advantage and beneficial effect:

for solving the technical defect problem, the utility model provides a fan is unchangeable to can realize the reverse device of wind flow in the tunnel, through the flow direction of opening and closing the interior air current of regulation and control tunnel of different position valves, whole journey does not change the operating condition of fan itself, realizes the purpose of wind flow direction apron in the tunnel. The specific operation is as follows:

and when the air flow in the tunnel needs to be reversed, closing the valve I and the valve IV, opening the valve II and the valve III, enabling the air flow to flow along the ① - ⑤ - ③ direction, and enabling the air flow in the tunnel to flow in the reverse direction.

To sum up, the utility model discloses can realize changing the purpose of wind flow direction in the tunnel under the unchangeable circumstances of fan operating condition, only need among the actual operation can realize the transform of wind direction in the tunnel through control flap's switch, easy operation, raise the efficiency, do benefit to and reduce the energy consumption, realized the effect of wind flow diversion in the tunnel again simultaneously.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic structural view of a device for adjusting air flow in a tunnel according to the present invention;

fig. 2 is a schematic structural view of the device for adjusting air flow in a tunnel according to the present invention, which is provided with a connecting pipe;

fig. 3 is a schematic structural diagram of the device for adjusting air flow in a tunnel according to the present invention, which is distributed in the tunnel.

Reference numbers and corresponding part names in the drawings: 1-a fan, 21-an air inlet pipe, 22-an air outlet pipe, 31-a branch pipe I, 32-a branch pipe II, 33-a branch pipe III, 34-a branch pipe IV, 35-a connecting pipe I, 36-a connecting pipe II, 41-a valve I, 42-a valve II, 43-a valve III, 44-a valve IV, 5-a tunnel.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

Example 1

The embodiment provides a device for regulating air flow in a tunnel, which comprises a fan 1, wherein the input end and the output end of the fan 1 are respectively connected with an air inlet pipe 21 and an air outlet pipe 22, and the air inlet pipe 21 is simultaneously communicated with a branch pipe I31 and a branch pipe II 32; the air outlet pipe 22 is simultaneously communicated with a branch pipe III 33 and a branch pipe IV 34; the free end ports of the branch pipe I31 and the branch pipe III 33 face one end port of the tunnel 5, and the free end ports of the branch pipe II 32 and the branch pipe IV 34 face the other end port of the tunnel 5; the branch pipe I31, the branch pipe II 32, the branch pipe III 33 and the branch pipe IV 34 are correspondingly provided with a valve I41, a valve II 42, a valve III 43 and a valve IV 44 in sequence.

Example 2

The improvement is further improved on the basis of the embodiment 1, when the valve I41 and the valve IV 44 are in the opening state, the valve II 42 and the valve III 43 are in the closing state, and the wind flow in the tunnel 5 flows in the positive direction; when the valve I41 and the valve IV 44 are in a closed state, the valve II 42 and the valve III 43 are in an open state, and the air flow in the tunnel 5 reversely flows.

The air box is specifically operated as follows, during normal ventilation, the valve I and the valve IV are opened, the valve II and the valve III are closed, air flows flow in the tunnel along the direction ④ - ⑤ - ② and flow in the forward direction, and when the air flow in the tunnel needs to be reversed, the valve I and the valve IV are closed, the valve II and the valve III are opened, the air flows flow along the direction ① - ⑤ - ③ and flow in the reverse direction.

Example 3

The improvement is further improved on the basis of the embodiment 2, the free end of the air inlet pipe 21 is communicated with a branch pipe I31 and a branch pipe II 32 through a three-way joint; the free end of the air outlet pipe 22 is communicated with the branch pipe III 33 and the branch pipe IV 34 through a three-way joint.

Example 4

In addition to the improvement of embodiment 2, the air inlet duct 21 and the branch duct i 31 or the branch duct ii 32 are integrally connected, that is, the air inlet duct 21 and the branch duct i 31 or the branch duct ii 32 are one duct, and are divided into the air inlet duct 21 and the branch duct i 31 or the branch duct ii 32 according to the functional regions. The branch pipe II 32 or the branch pipe I31 is communicated with the integrated connecting pipe through a two-way joint; the air outlet pipe 22 and the branch pipe III 33 or the branch pipe IV 34 are integrated connecting pipes, and the branch pipe IV 34 or the branch pipe III 33 is communicated with the integrated connecting pipes through a two-way connector.

Example 5

The improvement is further improved on the basis of the embodiment 2, the air inlet pipe 21 and the air outlet pipe 22 are replaced by three-way joints, namely the three-way joints are directly connected to the input port and the output port of the fan 1.

Example 6

The improvement is further improved on the basis of the embodiment 3, the free end ports of the branch pipe I31, the branch pipe III 33, the branch pipe II 32 and the branch pipe IV 34 are positioned on a straight line, and the straight line direction is the same as the tunnel extending direction; the device also comprises a connecting pipe I35 and a connecting pipe II 36; one end of the connecting pipe I35 is used for simultaneously communicating the branch pipe I31 and the branch pipe III 33, and the other end of the connecting pipe I35 faces one end opening of the tunnel 5 and is communicated with the environment in the tunnel 5; one end of the connecting pipe II 36 is used for simultaneously communicating the branch pipe II 32 and the branch pipe IV 34, and the other end of the connecting pipe II 36 faces to the other port of the tunnel 5 and is communicated with the environment in the tunnel 5. All pipelines and fans form a fan integrated body to be installed at the top of the tunnel to adjust the wind direction.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A device for regulating air flow in a tunnel comprises a fan (1), wherein an input end and an output end of the fan (1) are respectively connected with an air inlet pipe (21) and an air outlet pipe (22), and the device is characterized in that the air inlet pipe (21) is simultaneously communicated with a branch pipe I (31) and a branch pipe II (32); the air outlet pipe (22) is communicated with the branch pipe III (33) and the branch pipe IV (34) at the same time;

the free end ports of the branch pipe I (31) and the branch pipe III (33) face one end port of the tunnel (5), and the free end ports of the branch pipe II (32) and the branch pipe IV (34) face the other end port of the tunnel (5);

a valve I (41), a valve II (42), a valve III (43) and a valve IV (44) are correspondingly arranged on the branch pipe I (31), the branch pipe II (32), the branch pipe III (33) and the branch pipe IV (34) in sequence.

2. The device for regulating the wind flow in the tunnel according to claim 1, wherein when the valve I (41) and the valve IV (44) are in the open state, the valve II (42) and the valve III (43) are in the closed state, and the wind flow in the tunnel (5) flows in the forward direction.

3. The device for regulating the wind flow in the tunnel according to claim 1, wherein when the valve I (41) and the valve IV (44) are in the closed state, the valve II (42) and the valve III (43) are in the open state, and the wind flow in the tunnel (5) is in the reverse direction.

4. A device for regulating the flow of air in a tunnel according to claim 1, wherein the free end of said air inlet duct (21) is connected to branch duct i (31) and branch duct ii (32) by means of a three-way joint; and the free end of the air outlet pipe (22) is communicated with the branch pipe III (33) and the branch pipe IV (34) through a three-way joint.

5. The device for regulating the air flow in the tunnel according to claim 1, wherein the air inlet pipe (21) is an integrated connecting pipe with the branch pipe I (31) or the branch pipe II (32), and the branch pipe II (32) or the branch pipe I (31) is communicated with the integrated connecting pipe through a two-way joint; the air outlet pipe (22) and the branch pipe III (33) or the branch pipe IV (34) are integrated connecting pipes, and the branch pipe IV (34) or the branch pipe III (33) is communicated with the integrated connecting pipes through a two-way joint.

6. The device for regulating the air flow in the tunnel according to claim 1, wherein the air inlet pipe (21) and the air outlet pipe (22) are replaced by a three-way joint.

7. The device for regulating the wind flow in the tunnel according to claim 1, wherein the free end ports of the branch pipe I (31), the branch pipe III (33), the branch pipe II (32) and the branch pipe IV (34) are located on a straight line, and the straight line direction is the same direction as the tunnel extending direction.

8. The device for regulating the wind flow in the tunnel according to claim 7, further comprising a connecting pipe I (35) and a connecting pipe II (36); one end of the connecting pipe I (35) is used for simultaneously communicating the branch pipe I (31) and the branch pipe III (33), and the other end of the connecting pipe I (35) faces one port of the tunnel (5) and is communicated with the environment in the tunnel (5); one end of the connecting pipe II (36) is used for simultaneously communicating the branch pipe II (32) and the branch pipe IV (34), and the other end of the connecting pipe II (36) faces to the other port of the tunnel (5) and is communicated with the environment in the tunnel (5).