CN209908551U

CN209908551U - Tunnel fan for subway tunnel construction

Info

Publication number: CN209908551U
Application number: CN201920494266.4U
Authority: CN
Inventors: 郭晶晶
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-01-07
Anticipated expiration: 2029-04-12

Abstract

The utility model discloses a tunnel fan is used in subway tunnel construction, the induction cooker comprises an installation box, install roof portion outer wall has the air inlet cover through the thread tightening, and air inlet cover and install roof portion outer wall have all opened the wind gap, the install bin is inside all to have the acoustic celotex board through the bolt fastening all around, and the install bin inner wall all welds all has a support, four around the relative one side outer wall of support all has same motor through the bolt fastening, and the motor output end has the bull stick through the coupling joint, bull stick both sides outer wall all has the fan blade through the welding, and install bin both sides inner wall all has the dust screen through the bolt fastening, open the inner wall in install bin bottom both sides has the spout, and two equal sliding connection in spout inner wall have same active carbon filter screen. The utility model discloses can effectively filter tiny particulate matter in the air to improve the air quality in the subway tunnel, can effectively reduce the running noise of motor in the install bin, thereby reduced the noise pollution in the tunnel.

Description

Tunnel fan for subway tunnel construction

Technical Field

The utility model relates to a tunnel fan technical field especially relates to a tunnel fan is used in subway tunnel construction.

Background

The tunnel ventilator is mainly used for discharging harmful gas in tunnel construction, and is an important condition for providing a good construction environment for tunnel construction, maintaining the health of operators, ensuring normal and smooth construction, improving the working efficiency and ensuring the engineering quality due to explosive explosion, use of an internal combustion engine and release of harmful gas in a ground layer during excavation.

Through the retrieval, chinese patent application number is CN 201811445452.5's patent, discloses a tunnel ventilation machine, including the base, the base upper end is provided with ventilation unit, be provided with the switching speed change gear in the base, switch speed change gear including switching structure and speed change structure, the switching structure is including setting up in the device in the variable speed chamber in the base, however, some tunnel fans for subway tunnel construction that have now all are relatively poor in air-purifying's efficiency, and the inside corresponding setting of making an uproar that falls that also does not have of whole device, consequently, need for a tunnel fan for subway tunnel construction urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the tunnel fan is used in subway tunnel construction who provides.

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

the utility model provides a tunnel fan for subway tunnel construction, includes the install bin, install bin top outer wall has the air inlet cover through the thread tightening, and air inlet cover and install bin top outer wall have all opened the wind gap, the install bin is inside all around all has the acoustic celotex board through the bolt fastening, and the install bin inner wall all welds all around has a support, four the relative one side outer wall of support all has same motor through the bolt fastening, and motor output has the bull stick through the coupling joint, bull stick both sides outer wall all has the fan blade through the welding, and install bin both sides inner wall all has the dust screen through the bolt fastening, install bin bottom both sides inner wall is opened there is the spout, and two equal sliding connection of spout inner wall have same active carbon filter screen.

Furthermore, the outer wall of the bottom of the installation box is provided with an installation hole, and the inner wall of the installation hole is fixedly provided with a ventilation pipe through threads.

Furthermore, the inner wall all around of ventilation pipe all has fixed soft board through the fix with screw, and four fixed soft board one side outer walls all open the draw-in groove that has the equidistance and distribute, and draw-in groove inner wall joint has the absorption ball.

Furthermore, the outer wall of the outer surface of the adsorption ball is provided with concave holes distributed at equal intervals, the outer wall of the top of the fixed soft board is provided with concave channels distributed at equal intervals, and the inner wall of the bottom of each concave channel is fixed with a sponge board through screws.

Further, the outer wall of the bottom of the front side of the installation box is hinged with an access door through a hinge, a door bolt is fixed on the outer wall of one side of the front side of the access door through a bolt, and illuminating lamps are fixed on the outer walls of two sides of the front side of the access door through fixing pieces.

Further, the mounting brackets are welded on the outer walls of the two sides of the ventilation pipe, and the protection frames are fixed on the outer walls of the front side and the back side of the ventilation pipe through screws.

Compared with the prior art, the utility model provides a tunnel fan is used in subway tunnel construction possesses following beneficial effect:

1. according to the tunnel fan for subway tunnel construction, the activated carbon filter screens are arranged on the two inner sides of the bottom of the installation box, so that fine particles in air can be effectively filtered, and the air quality in a subway tunnel is improved;

2. according to the tunnel fan for subway tunnel construction, the sound insulation plate is arranged on the inner side of the installation box, so that the running noise of a motor in the installation box can be effectively reduced, the noise pollution in a tunnel is reduced, and meanwhile, the illuminating lamp is arranged on one side of the access door, so that the illuminating function is favorably provided for subway tunnel construction;

3. this a tunnel fan for subway tunnel construction through being provided with fixed soft board, adsorbing ball and shrinkage pool, has promoted the efficiency that unit area adsorbs dust and impurity, has improved air purification's quality, simultaneously through being provided with the sponge board, can effectively dehumidify the work to the air.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses simple structure, convenient operation, and the filter effect is good.

Drawings

Fig. 1 is a schematic sectional view of a tunnel blower for subway tunnel construction according to the present invention;

fig. 2 is a schematic view of a tunnel blower for subway tunnel construction according to the present invention;

fig. 3 is the utility model provides a subway tunnel construction is with local spatial structure schematic diagram of tunnel fan ventilation pipe.

In the figure: 1-installation box, 2-air inlet cover, 3-air inlet, 4-fan blade, 5-rotating rod, 6-sound insulation board, 7-dust screen, 8-motor, 9-active carbon filter screen, 10-installation rack, 11-fixed soft board, 12-adsorption ball, 13-ventilation pipe, 14-support, 15-lighting lamp, 16-access door, 17-protection rack, 18-door bolt, 19-concave hole and 20-sponge board.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, a tunnel fan for subway tunnel construction comprises an installation box 1, an air inlet cover 2 is fixed on the outer wall of the top of the installation box 1 through threads, air outlets 3 are respectively formed on the outer walls of the air inlet cover 2 and the top of the installation box 1, sound insulation plates 6 are fixed on the inner portion of the periphery of the installation box 1 through bolts, the operation noise of a motor in the installation box can be effectively reduced, and therefore the noise pollution in a tunnel is reduced, supports 14 are welded on the inner wall of the periphery of the installation box 1, the same motor 8 is fixed on the outer wall of one side of each of four supports 14 opposite to each other through bolts, the output end of the motor 8 is connected with a rotating rod 5 through a coupling, the outer walls of two sides of the rotating rod 5 are welded with fan blades 4, dust screens 7 are fixed on the inner walls of two sides of the installation box 1 through bolts, sliding grooves are formed on, can effectively filter tiny particulate matter in the air to the air quality in the subway tunnel has been improved.

Wherein, the outer wall of installation case 1 bottom is opened there is the mounting hole, and the mounting hole inner wall has ventilation pipe 13 through the threaded fixation.

Wherein, the installation box 1 openly bottom outer wall has access door 16 through hinge, and 16 openly one side outer walls of access door have a keeper 18 through the bolt fastening, and 16 openly both sides outer walls of access door all are fixed with light 15 through the mounting, are favorable to providing the illumination function for subway tunnel construction.

Wherein, the mounting bracket 10 has all been welded to the outer wall of ventilation pipe 13 both sides, and ventilation pipe 13 front and back outer wall all have protection frame 17 through the fix with screw.

Example 2

Referring to fig. 3, a tunnel fan is used in subway tunnel construction, it all has fixed soft board 11 still to include ventilation pipe 13 inner wall all around through the fix with screw, and the draw-in groove that the equidistance distributes is all opened to 11 one side outer walls of four fixed soft boards, draw-in groove inner wall joint has adsorption ball 12, the shrinkage pool 19 that has the equidistance and distributes is opened to 12 outer surface outer walls of adsorption ball, the efficiency of unit area adsorption dust and impurity has been promoted, air purification's quality has been improved, and 11 top outer walls of fixed soft board open there is the concave channel that the equidistance distributes, concave channel bottom inner wall has sponge board 20 through the fix with screw, can effectively dehumidify the work.

The working principle is as follows: during the use, through starter motor 8, motor 8 drives the fan blade 4 rotatory, thereby inhale install bin 1 in the air follow wind gap 3 with the air in the tunnel, and acoustic celotex board 6 on the 1 inner wall of install bin, can play syllable-dividing effect inside and outside the install bin 1, immediately, the air passes through activated carbon filter screen 9 and filters the back and gets into in ventilation pipe 13, and be provided with fixed soft board 11 on the inner wall of ventilation pipe 13, and be equipped with the adsorption ball 12 that has shrinkage pool 19 of equidistance distribution on the fixed soft board 11, the efficient adsorption effect has been played, sponge board 20 that is mingled with the setting in fixed soft board 11 one side simultaneously, especially, dehumidification effect to the air has been played.

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. A tunnel fan for subway tunnel construction comprises a mounting box (1) and is characterized in that, an air inlet cover (2) is fixed on the outer wall of the top of the mounting box (1) through threads, and the air inlet cover (2) and the outer wall of the top of the mounting box (1) are both provided with air ports (3), sound insulation plates (6) are fixed inside the periphery of the installation box (1) through bolts, the inner walls of the periphery of the installation box (1) are all welded with brackets (14), the outer walls of the opposite sides of the four brackets (14) are all fixed with the same motor (8) through bolts, the output end of the motor (8) is connected with a rotating rod (5) through a coupler, the outer walls of the two sides of the rotating rod (5) are welded with fan blades (4), and the inner walls of the two sides of the installation box (1) are fixed with dustproof nets (7) through bolts, the inner walls of two sides of the bottom of the installation box (1) are provided with sliding chutes, and the inner walls of the two sliding chutes are both connected with the same activated carbon filter screen (9) in a sliding manner.

2. The tunnel fan for subway tunnel construction as claimed in claim 1, wherein said mounting box (1) has a mounting hole on its bottom outer wall, and a ventilation pipe (13) is fixed on the inner wall of said mounting hole by screw thread.

3. The tunnel fan for subway tunnel construction as claimed in claim 2, wherein said ventilation pipe (13) is fixed with fixing soft plates (11) by screws on the inner wall all around, and the outer wall of one side of each of said four fixing soft plates (11) is provided with clamping grooves distributed at equal intervals, and the inner wall of each clamping groove is clamped with an adsorption ball (12).

4. The tunnel fan for subway tunnel construction according to claim 3, wherein said adsorption balls (12) are provided with concave holes (19) on the outer surface of the same distance, and the fixed soft board (11) is provided with concave channels on the top outer wall of the same distance, and the bottom inner wall of the concave channel is fixed with sponge board (20) by screws.

5. The tunnel fan for subway tunnel construction according to claim 1, wherein the outer wall of the bottom of the front side of said installation box (1) is hinged with an access door (16) through a hinge, a door bolt (18) is fixed on the outer wall of one side of the front side of said access door (16) through a bolt, and illuminating lamps (15) are fixed on the outer walls of both sides of the front side of said access door (16) through fixing members.

6. The tunnel fan for subway tunnel construction according to claim 2, wherein mounting frames (10) are welded to the outer walls of both sides of said ventilation pipe (13), and protective frames (17) are fixed to the outer walls of the front and back of said ventilation pipe (13) by screws.