CN214221564U

CN214221564U - Tunnel construction ventilation unit

Info

Publication number: CN214221564U
Application number: CN202120066310.9U
Authority: CN
Inventors: 李鹏飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-09-17
Anticipated expiration: 2031-01-12

Abstract

The utility model discloses a tunnel construction ventilation device, which relates to the field of tunnel construction, and mainly aims to solve the problems that the dust in a tunnel is much, tunnel ventilation equipment frequently needs to disassemble and assemble a filter plate to clean the dust, which can affect the use effect of the ventilation device, and collapse accidents often occur in tunnel construction work, which can cause certain damage to the ventilation device and further shorten the service life of the ventilation device; this tunnel construction ventilation unit, including the ventilator housing, fan motor is installed on ventilator housing right side, the fixed cover of blade is installed to the fan motor output, the fixed blade that sheathes in of blade is provided with the blade, ventilator housing upper end is provided with prevents pounding the mechanism, ventilator housing top is provided with the auto-lock groove, install from the hasp in the auto-lock groove, install the pull rod on the auto-lock is detained, the pull rod outside is provided with the auto-lock pressure spring, auto-lock pressure spring top is provided with the closing cap, the rubber pad is installed at the pull rod top.

Description

Tunnel construction ventilation unit

Technical Field

The utility model relates to a tunnel construction field specifically is a tunnel construction ventilation unit.

Background

The quality of the tunnel depends on the process quality, the process quality depends on excavation, primary support, water drainage prevention quality and the like, the primary support, the water drainage prevention quality and the like can be well controlled and can be monitored, the key point is the excavation quality, the excavation quality depends on the drilling explosion quality, namely, the quality of the primary support after the undermining is not guaranteed theoretically, so the quality of the tunnel depends on the drilling explosion quality to a great extent, firstly, the scheme of the drilling explosion is determined to be the pre-splitting explosion or the smooth blasting, firstly, the smooth blasting technology cannot be adopted or realized due to the looseness and the relatively developed fracture of a v-grade surrounding rock mass, then, the pre-splitting explosion technology and the characteristics must be mastered, when the stone excavation is carried out, a through fracture with a certain width is firstly exploded along the design contour line before the blasting of a main explosion area so as to buffer and reflect the vibration wave of the excavation explosion, the damage influence of the blasting agent on the reserved rock mass is controlled, so that a smoother excavation profile is obtained, and the blasting technology is presplitting blasting.

The dust is many in the tunnel, and tunnel ventilation equipment will often clear up the dust to the filter dismouting, and it is comparatively troublesome current when dismantling the filter, need dismantle fastening screw, influence ventilation unit's use, can take place the collapse accident in tunnel construction work moreover often, can cause certain damage to ventilation unit, and then can shorten ventilation unit's life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tunnel construction ventilation unit is provided with quick replacement filter screen mechanism, filter screen wiper mechanism, prevents pounding protection mechanism.

In order to achieve the above object, the utility model provides a following technical scheme:

a tunnel construction ventilation device comprises a ventilator shell, wherein a fan motor is installed on the right side of the ventilator shell, a blade fixing sleeve is installed at the output end of the fan motor, a blade is arranged on the blade fixing sleeve, an anti-smashing mechanism is arranged at the upper end of the ventilator shell, a self-locking groove is formed in the top of the ventilator shell, a self-locking buckle is installed in the self-locking groove, a pull rod is installed on the self-locking buckle, a self-locking pressure spring is arranged on the outer side of the pull rod, a sealing cover is arranged at the top of the self-locking pressure spring, a rubber pad is installed at the top of the pull rod, a filter screen is installed on the left side of the ventilator shell in a concealed mode, the top of the filter screen is connected with the self-locking buckle, a guide rod is installed in the ventilator shell, a lifting plate is installed on the guide rod, a lifting mechanism is arranged on the lifting plate, a first rotating motor is arranged in the lifting plate, a first rotating plate is installed at the output end of the first rotating motor, the improved sprayer is characterized in that a first rotating shaft is arranged at the other end of the first rotating plate, a steering ball is mounted at the bottom of the first rotating shaft, a fixing plate is arranged on the left side of the lifting plate, a second rotating motor is mounted on the fixing plate, a second rotating plate is arranged on the second rotating motor, a second rotating shaft is mounted at one end of the second rotating plate, a sprayer is arranged on the left side of the second rotating shaft, and the right side of the second rotating shaft is connected with the steering ball.

On the basis of the technical scheme, the utility model discloses still provide following optional technical scheme:

in one alternative: elevating system is including setting up the lead screw on the lifter plate, elevating gear is installed to the lead screw lower part, install elevator motor in the ventilator housing, elevating drive gear is installed to the elevator motor output, elevating drive gear and elevating gear meshing.

In one alternative: the screw rod is in threaded connection with the lifting plate.

In one alternative: the anti-smashing mechanism comprises a sliding groove arranged at the top of the ventilator shell, two sliding blocks are installed on the sliding groove, pressure springs are installed at two ends of the sliding groove, connecting rods are installed on the two sliding blocks, a protection plate is arranged at the top of each connecting rod, and the protection plate is hinged to the corresponding connecting rod.

In one alternative: the middle parts of the two connecting rods are hinged.

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

1. the pull rod, the self-locking buckle and the pressure spring are matched to realize quick replacement of the filter screen, the pull rod is pulled to separate the self-locking notch from the filter screen to take out the filter screen, and the pressure spring pushes the self-locking notch to be in contact with the filter screen after the pull rod is loosened to fix the filter screen;

2. the smashing prevention mechanism arranged at the top of the ventilator shell prevents falling rocks in the tunnel from smashing the ventilator, so that the service life of the ventilator is prolonged;

3. the two rotating plates and the two groups of motors are matched to realize the rotation of the spray nozzle up, down, left and right, so that the filter screen is cleaned in all directions.

Drawings

Fig. 1 is a schematic structural view of a ventilation apparatus for tunnel construction.

Fig. 2 is a schematic structural view of a ventilation apparatus for tunnel construction shown in fig. 1.

Fig. 3 is a schematic structural view of B in fig. 1 of a ventilation apparatus for tunnel construction.

Fig. 4 is a schematic structural view of a tunnel construction ventilating device and the steering ball in fig. 1.

Notations for reference numerals: the fan comprises a ventilator shell 1, a fan motor 2, a blade fixing sleeve 3, a lifting motor 4, a blade 5, a pressure spring 6, a protection plate 7, a sliding groove 8, a connecting rod 9, a filter screen 10, a guide rod 11, a screw rod 12, a lifting gear 13, a self-locking buckle 14, a lifting driving gear 15, a first rotating motor 16, a lifting plate 17, a first rotating plate 18, a first rotating shaft 19, a steering ball 20, a spray head 21, a second rotating shaft 22, a second rotating plate 23, a second rotating motor 24, a fixing plate 25, a rubber pad 26, a sealing cover 27, a pull rod 28, a self-locking groove 29, a self-locking pressure spring 30 and a sliding block 31.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Example 1

Referring to fig. 1 to 4, in an embodiment of the present invention, a tunnel construction ventilation device includes a ventilator housing 1, a fan motor 2 is installed on the right side of the ventilator housing 1, a blade fixing sleeve 3 is installed at an output end of the fan motor 2, a blade 5 is installed on the blade fixing sleeve 3, an anti-smashing mechanism is installed at the upper end of the ventilator housing 1, a self-locking groove 29 is formed at the top of the ventilator housing 1, a self-locking buckle 14 is installed in the self-locking groove 29, a pull rod 28 is installed on the self-locking buckle 14, a self-locking pressure spring 30 is installed outside the pull rod 28, a sealing cover 27 is installed at the top of the self-locking pressure spring 30, a rubber pad 26 is installed at the top of the pull rod 28, a filter screen 10 is installed on the left side of the ventilator housing 1 in a concealed manner, the top of the filter screen 10 is connected with the self-locking buckle 14, a guide rod 11 is installed in the ventilator housing 1, the lifting device is characterized in that a lifting plate 17 is installed on the guide rod 11, a lifting mechanism is arranged on the lifting plate 17, a first rotating motor 16 is arranged in the lifting plate 17, a first rotating plate 18 is installed at the output end of the first rotating motor 16, a first rotating shaft 19 is arranged at the other end of the first rotating plate 18, a steering ball 20 is installed at the bottom of the first rotating shaft 19, a fixing plate 25 is arranged on the left side of the lifting plate 17, a second rotating motor 24 is installed on the fixing plate 25, a second rotating plate 23 is arranged on the second rotating motor 24, a second rotating shaft 22 is installed at one end of the second rotating plate 23, a spray head 21 is arranged on the left side of the second rotating shaft 22, the right side of the second rotating shaft 22 is connected with the steering ball 20, the lifting mechanism comprises a screw rod 12 arranged on the lifting plate 17, and a lifting gear 13 is installed at the lower part of the screw rod 12, install elevator motor 4 in the ventilation blower shell 1, lift drive gear 15 is installed to elevator motor 4 output, lift drive gear 15 and lifting gear 13 meshing, lead screw 12 and lifter plate 17 threaded connection.

Example 2

Referring to fig. 1, the embodiment of the present invention differs from embodiment 1 in that the anti-smashing mechanism includes a chute 8 disposed at the top of the ventilator housing 1, the chute 8 is provided with two sliding blocks 31, the two ends of the chute 8 are both provided with a pressure spring 6, the two sliding blocks 31 are both provided with a connecting rod 9, the middle of the two connecting rods 9 is hinged, the top of the connecting rod 9 is provided with a protection plate 7, and the protection plate 7 is hinged to the connecting rod 9.

The utility model discloses a theory of operation is:

when the filter screen 10 is replaced, the pull rod 28 is pulled, the pull rod 28 drives the self-locking buckle to be separated from the connection of the filter screen 10, the filter screen 10 is replaced, after the pull rod 28 is loosened, the self-locking pressure spring 30 drives the self-locking buckle 14 to move downwards to be in contact with the filter screen 10, the filter screen 10 is locked, when the filter screen is cleaned, the lifting motor 4 is started to drive the lifting plate 17 to move up and down through the lead screw 12, the first rotating motor 16 and the second rotating motor 24 drive the spray head 21 to rotate up, down, left and right, and therefore the filter screen 10 is cleaned in an all-dimensional mode.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. The tunnel construction ventilation device comprises a ventilator shell (1) and is characterized in that a fan motor (2) is installed on the right side of the ventilator shell (1), a blade fixing sleeve (3) is fixedly installed at the rotating end of the fan motor (2), blades (5) are arranged on the blade fixing sleeve (3), a smashing prevention mechanism is arranged at the upper end of the ventilator shell (1), a self-locking groove (29) is formed in the top of the ventilator shell (1), a self-locking buckle (14) is installed in the self-locking groove (29), a pull rod (28) is installed on the self-locking buckle (14), a self-locking pressure spring (30) is arranged on the outer side of the pull rod (28), a sealing cover (27) is arranged at the top of the self-locking pressure spring (30), a rubber pad (26) is installed at the top of the pull rod (28), and a filter screen (10) is installed on the left side of the ventilator shell (1) in a hidden mode, the top of the filter screen (10) is connected with the self-locking buckle (14), a guide rod (11) is installed in the ventilator shell (1), a lifting plate (17) is installed on the guide rod (11), a lifting mechanism is arranged on the lifting plate (17), a first rotating motor (16) is arranged in the lifting plate (17), a first rotating plate (18) is installed at the output end of the first rotating motor (16), a first rotating shaft (19) is arranged at the other end of the first rotating plate (18), a steering ball (20) is installed at the bottom of the first rotating shaft (19), a fixing plate (25) is arranged on the left side of the lifting plate (17), a second rotating motor (24) is installed on the fixing plate (25), a second rotating plate (23) is arranged on the second rotating motor (24), and a second rotating shaft (22) is installed at one end of the second rotating plate (23), the left side of the second rotating shaft (22) is provided with a spray head (21), and the right side of the second rotating shaft (22) is connected with a steering ball (20).

2. The tunnel construction ventilation device according to claim 1, wherein the lifting mechanism comprises a screw rod (12) arranged on a lifting plate (17), a lifting gear (13) is mounted at the lower part of the screw rod (12), a lifting motor (4) is mounted in the ventilator housing (1), a lifting driving gear (15) is fixedly mounted at the rotating end of the lifting motor (4), and the lifting driving gear (15) is meshed with the lifting gear (13).

3. A tunnel construction ventilation unit according to claim 2, characterized in that the screw (12) is screwed to the lifting plate (17).

4. The tunnel construction ventilation device according to claim 1, wherein the anti-smashing mechanism comprises a sliding groove (8) arranged at the top of the ventilator housing (1), two sliding blocks (31) are mounted on the sliding groove (8), the compression springs (6) are mounted at two ends of the sliding groove (8), the two sliding blocks (31) are rotatably connected with connecting rods (9), the middle parts of the two connecting rods (9) are hinged, a protection plate (7) is arranged at the top of the connecting rods (9), and the protection plate (7) is hinged to the connecting rods (9).