CN215566057U

CN215566057U - Assembled air pipe for tunnel construction ventilation

Info

Publication number: CN215566057U
Application number: CN202121946362.1U
Authority: CN
Inventors: 孙忠强; 刘娟; 黄树禹; 车金荣; 郑晖
Original assignee: Hebei University of Science and Technology
Current assignee: Hebei University of Science and Technology
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-18
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses an assembled air pipe for tunnel construction ventilation, which comprises a fixing ring and a fixing device, wherein the fixing device is installed at the upper end of the fixing ring, a fixing cylinder is arranged at the right end of the fixing ring, a connecting cylinder is arranged at the right end of the fixing cylinder, a flange is arranged at the right end of the connecting cylinder, a motor is arranged in the fixing cylinder and close to the right end, the motor is fixedly connected with the fixing cylinder through a fixing rod, the motor in the fixing cylinder is electrically connected with an external power supply after being fixed, the air pipe can be sequentially connected backwards through the flange after being connected, the air pipe can be opened and used after being connected, the motor in the fixing cylinder drives fan blades to rotate during use, outward wind is generated, dust in the connecting cylinder is taken out, and the vibration generated during the vibration of the motor can be absorbed by a spring, therefore, the screw fixed with the wall surface can not loosen, and the use can be safer.

Description

Assembled air pipe for tunnel construction ventilation

Technical Field

The utility model belongs to the technical field of air pipes, and particularly relates to an assembled air pipe for tunnel construction ventilation.

Background

The air duct is a duct system for conveying and distributing air. There are two kinds of composite air pipe and inorganic air pipe. The composite air duct is represented by an air duct. They can be classified according to their sectional shapes and materials. The stainless steel air duct is made by coating sealing glue such as neutral glass glue on the seams such as seaming seam, rivet seam, flange flanging four corners, etc. Before the sealant is coated, dust and oil stains on the surface are removed. According to the cross section shape, the air pipe can be divided into a circular air pipe, a rectangular air pipe, an oblate air pipe and the like, wherein the circular air pipe has the smallest resistance but the largest height and size, and is complex to manufacture. So the application is mainly based on a rectangular air pipe. The air pipe can be divided into a metal air pipe, a composite air pipe and a polymer air pipe according to the material.

The existing assembled air pipe technology for tunnel construction ventilation has the following problems: the current pin-connected panel tuber pipe that is used for tunnel construction ventilation mainly is used for ventilating usefulness, and whole pin-connected panel tuber pipe that is used for tunnel construction ventilation mainly drives the flabellum through the motor and realizes, drive the flabellum through the motor and can play the effect of ventilation, but use time through solid fixed ring and wall brocade fixed, so can lead to fixed bolt not hard up when carrying out long-time use, will have potential danger like this when using, if drop when using like this will lead to certain harm to the personnel on next door, be very dangerous like this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an assembled air pipe for ventilation in tunnel construction, which aims to solve the problem that the fan blades driven by a motor in the background technology can play a ventilation role, but are fixed with wall surface brocade through fixing rings when in use, so that fixed bolts can be loosened when in long-time use, and thus, potential danger can be generated when in use, and certain harm can be caused to people nearby if the fan blades fall off when in use, so that the assembled air pipe is very dangerous.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pin-connected panel tuber pipe for tunnel construction ventilation, includes solid fixed ring and fixing device, fixing device is installed to solid fixed ring's upper end, gu fixed ring's right-hand member is provided with solid fixed cylinder, gu fixed cylinder's right-hand member is provided with the connecting cylinder, the right-hand member of connecting cylinder is provided with the flange, gu fixed cylinder's inside and be close to right-hand member position department and be provided with the motor, the motor passes through dead lever fixed connection with solid fixed cylinder, the left end of motor is provided with the flabellum, the left side of flabellum is provided with the protection network, fixing device includes fixed block, spring, installation piece and mounting hole, the top at solid fixed ring is installed to the fixed block, the top of fixed block is provided with the spring, the inside mounting hole that runs through of the left end of installation piece.

Preferably, the whole of the fixing ring is made of metal iron, and the thickness of the fixing ring is one centimeter.

Preferably, the cross section of the fixed cylinder is circular, and the outer wall of the fixed cylinder is coated with metal paint.

Preferably, the motor is electrically connected with an external power supply, and the rated voltage of the motor is two hundred twenty volts.

Preferably, the spring force of the springs is fifty newtons, and the intervals between the springs are the same.

Preferably, the thickness of the mounting block is the same as that of the fixing ring, and the mounting block is fixedly connected with the fixing ring through welding.

Compared with the prior art, the utility model provides an assembled air pipe for tunnel construction ventilation, which has the following beneficial effects:

1. according to the utility model, the fixing device is added on the spliced air pipe for ventilation in tunnel construction, and the newly added fixing device is arranged on the outer wall of the fixing ring when not used, so that normal carrying and storage are not influenced when not used, and the spliced air pipe can be installed through the fixing device when needing to be used, namely when being installed, so that the vibration generated by the motor does not influence the bolt when the internal motor rotates after being installed, and the vibration does not occur when being used, so that the spliced air pipe for ventilation in tunnel construction is safer when being used;

2. the concrete application method of the fixing device of the utility model comprises the following steps that the whole assembled air pipe for tunnel construction ventilation is carried to a place needing to be used, then whether the whole assembled air pipe for tunnel construction ventilation is damaged or not is checked, so that accidents can be prevented when the device is used, the device is fixed through the mounting holes on the mounting blocks in the fixing device of the outer wall of the fixing ring, after the fixing is completed, the internal motor is electrically connected with an external power supply, after the connection is completed, the air pipe can be sequentially connected backwards through the flange, after the connection is completed, the device can be opened for use, the internal motor drives the fan blades to rotate when the device is used, then outward wind is generated, then the internal dust is taken out, so that the vibration generated when the motor vibrates can be absorbed by the spring, therefore, the screw fixed with the wall surface can not loosen, and the use can be safer.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic view of a front plan structure of a spliced air duct for ventilation in tunnel construction according to the present invention;

FIG. 2 is a schematic side view of a plane structure of a built-up air duct for ventilation in tunnel construction according to the present invention;

FIG. 3 is a schematic view of a partial cross-sectional structure of an assembled air duct for ventilation in tunnel construction according to the present invention;

FIG. 4 is a schematic view of a partially enlarged structure of a spliced air duct for ventilation in tunnel construction according to the present invention;

in the figure: 1. a fixing ring; 2. a fixing device; 3. a fixed cylinder; 4. a connecting cylinder; 5. a flange; 6. a motor; 7. a fan blade; 8. fixing the rod; 9. a protective net; 10. a fixed block; 11. a spring; 12. mounting blocks; 13. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1, fig. 2, fig. 3, and fig. 4, the present invention provides a technical solution: a spliced air pipe for ventilation in tunnel construction comprises a fixing ring 1 and a fixing device 2, the whole fixing ring 1 is made of metal iron, so that the fixed pipe is more stable in use, the thickness of the fixing ring 1 is one centimeter, the fixing device 2 is installed at the upper end of the fixing ring 1, the right end of the fixing ring 1 is provided with a fixing cylinder 3, the cross section of the fixing cylinder 3 is circular, the outer wall of the fixing cylinder 3 is coated with metal paint, so that rusting can be avoided in use, the right end of the fixing cylinder 3 is provided with a connecting cylinder 4, the right end of the connecting cylinder 4 is provided with a flange 5, a motor 6 is arranged inside the fixing cylinder 3 and close to the right end, the motor 6 is electrically connected with an external power supply, the rated voltage of the motor 6 is two hundred and twenty volts, so that better power can be generated, the motor 6 is fixedly connected with the fixing cylinder 3 through a fixing rod 8, the left end of the motor 6 is provided with a fan blade 7, the left side of the fan blade 7 is provided with a protective net 9.

Example two

Referring to fig. 1, fig. 2, fig. 3, and fig. 4, the present invention provides a technical solution: the utility model provides a pin-connected panel tuber pipe for tunnel construction ventilation, fixing device 2 includes fixed block 10, spring 11, installation piece 12 and mounting hole 13, fixed block 10 is installed on the top of solid fixed ring 1, the top of fixed block 10 is provided with spring 11, spring 11's elasticity is fifty newtons, just so can better absorption vibrations when using, just so can be safer when using, the interval between spring 11 is the same, the elasticity that produces like this is the same, spring 11's top is provided with installation piece 12, installation piece 12's thickness is the same with solid fixed ring 1's thickness, it is simpler like this when fixed, installation piece 12 is connected through welded fastening with solid fixed ring 1, like this relatively fixed when using, the inside mounting hole 13 that has run through of left end of installation piece 12.

The working principle and the using process of the utility model are as follows: after the utility model is installed, when the spliced air pipe for tunnel construction ventilation is used, the whole spliced air pipe for tunnel construction ventilation is firstly carried to a place to be used, then the whole spliced air pipe for tunnel construction ventilation is checked to have no damaged place, thus accidents can be prevented when in use, then the device is fixed through the mounting hole 13 on the mounting block 12 in the fixing device 2 on the outer wall of the fixing ring 1, after the fixation, the internal motor 6 is electrically connected with an external power supply, after the connection is finished, the air pipe can be sequentially connected backwards through the flange 5, after the connection is finished, the air pipe can be opened for use, the internal motor 6 drives the fan blade 7 to rotate when in use, then outward wind is generated, and then internal dust is taken out, this is accomplished in that the vibration generated when the motor 6 vibrates is absorbed by the spring 11, so that the screw fixed to the wall surface is not loosened, thereby making it possible to use the electric motor more safely.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pin-connected panel tuber pipe for tunnel construction ventilates, includes solid fixed ring (1) and fixing device (2), its characterized in that: the fixing device comprises a fixing ring (1), a fixing device (2) is installed at the upper end of the fixing ring (1), a fixing cylinder (3) is arranged at the right end of the fixing ring (1), a connecting cylinder (4) is arranged at the right end of the fixing cylinder (3), a flange (5) is arranged at the right end of the connecting cylinder (4), a motor (6) is arranged inside the fixing cylinder (3) and close to the right end, the motor (6) is fixedly connected with the fixing cylinder (3) through a fixing rod (8), a fan blade (7) is arranged at the left end of the motor (6), a protective net (9) is arranged on the left side of the fan blade (7), the fixing device (2) comprises a fixing block (10), a spring (11), an installation block (12) and an installation hole (13), the fixing block (10) is installed at the top end of the fixing ring (1), and the spring (11) is arranged at the top end of the fixing block (10), the top end of the spring (11) is provided with an installation block (12), and an installation hole (13) penetrates through the inside of the left end of the installation block (12).

2. The spliced air pipe for tunnel construction ventilation as claimed in claim 1, wherein: the whole of the fixing ring (1) is made of metal iron, and the thickness of the fixing ring (1) is one centimeter.

3. The spliced air pipe for tunnel construction ventilation as claimed in claim 1, wherein: the cross section of the fixed cylinder (3) is circular, and the outer wall of the fixed cylinder (3) is coated with metal paint.

4. The spliced air pipe for tunnel construction ventilation as claimed in claim 1, wherein: the motor (6) is electrically connected with an external power supply, and the rated voltage of the motor (6) is two hundred and twenty volts.

5. The spliced air pipe for tunnel construction ventilation as claimed in claim 1, wherein: the elasticity of the springs (11) is fifty newtons, and the intervals between the springs (11) are the same.

6. The spliced air pipe for tunnel construction ventilation as claimed in claim 1, wherein: the thickness of installation piece (12) is the same with the thickness of solid fixed ring (1), installation piece (12) and solid fixed ring (1) pass through welded fastening and are connected.