CN211288156U

CN211288156U - Underground tunnel construction ventilation unit

Info

Publication number: CN211288156U
Application number: CN201922217591.9U
Authority: CN
Inventors: 赵明翔
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-08-18
Anticipated expiration: 2029-12-12

Abstract

The utility model relates to an underground tunnel construction technical field just discloses an underground tunnel construction ventilation unit, including underground tunnel, underground tunnel's inside is provided with the ventilation pipe, the inside fixedly connected with support of ventilation pipe, the last fixed surface of support is connected with double-shaft motor, two equal fixedly connected with pivots of two outputs of double-shaft motor, two the pivot is kept away from the equal fixedly connected with a set of flabellum of one end of double-shaft motor. This underground tunnel construction ventilation unit, through setting up the biax motor, external power supply starts the biax motor and drives two pivots and rotate, the pivot is rotated and is driven a set of flabellum and rotate, the flabellum rotates and forms the ventilation from the ventilation pipe both ends, make the air permeability better in the underground tunnel, in order to reach the purpose of dehumidification, through setting up the filtration cotton, the flabellum rotates the air supply behind the filtration cotton, make the air fresher, and then make constructor's healthy and obtain guaranteeing.

Description

Underground tunnel construction ventilation unit

Technical Field

The utility model relates to an underground tunnel construction technical field specifically is an underground tunnel construction ventilation unit.

Background

With the rapid development of urban construction, convenient traffic is one of the important factors that mark the rapid development of urban entrance. Subway construction is more advanced with the times, and subway construction technology is also continuously improved and improved. Through the development of many years, the subway construction method in China is developed from the original single open cut method to the existing open cut, underground cut, shield and other methods, and the construction technology is continuously developed and improved.

In the course of subway construction and tunnel construction, because underground tunnel buries below ground frozen soil layer, temperature and ground difference in temperature are great in the underground tunnel, and the air permeability is relatively poor, and then cause humidity in the underground tunnel to be big, influence constructor's travelling comfort, and the circulation of air is not in order then further can threaten constructor's healthy.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an underground tunnel construction ventilation unit to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a ventilation device for underground tunnel construction comprises an underground tunnel, wherein a ventilation pipe is arranged inside the underground tunnel, a support is fixedly connected inside the ventilation pipe, a double-shaft motor is fixedly connected to the upper surface of the support, two output ends of the double-shaft motor are fixedly connected with rotating shafts, one end of each rotating shaft, which is far away from the double-shaft motor, is fixedly connected with a group of fan blades, two ends of the ventilation pipe are hinged with dustproof baffles, the upper surface of the ventilation pipe is fixedly connected with a fixed plate, the left side and the right side of the fixed plate are fixedly connected with electric hydraulic push rods, the output ends of the two electric hydraulic push rods are hinged with first connecting rods, one end of each first connecting rod, which is far away from the electric hydraulic push rod, is hinged with a second connecting rod, one end of each second connecting rod, which is far away from the first, the inside roof of ventilation pipe has seted up the draw-in groove, the inside joint of draw-in groove has the filtration cotton, the spout has been seted up to the lower surface of ventilation pipe, the inside sliding connection of spout has the slider, the lower fixed surface of slider is connected with the baffle.

Preferably, a through hole is formed in the ventilation pipe, the air filter cotton penetrates through the through hole and is in lap joint with the upper surface of the baffle, and the number of the air filter cotton is two.

Preferably, a return spring is arranged inside the sliding groove, one end of the return spring is fixedly connected with one side of the sliding block, and one end of the return spring is fixedly connected with one side of the inside of the sliding groove.

Preferably, a group of sound-absorbing plates is fixedly connected inside the ventilation pipe, and the number of the sound-absorbing plates in the group is at least eight.

Preferably, the lower surface of the ventilation pipe is fixedly connected with a supporting plate, and the bottom of the supporting plate is fixedly connected with a triangular support.

Preferably, the air filter cotton is respectively located at two sides of the fan blade, and the size of the dustproof baffle is matched with the size of the cross section of the ventilation pipe.

(III) advantageous effects

Compared with the prior art, the utility model provides an underground tunnel construction ventilation unit possesses following beneficial effect:

(1) this underground tunnel construction ventilation unit, through setting up the biax motor, external power supply starts the biax motor and drives two pivots and rotate, the pivot is rotated and is driven a set of flabellum and rotate, the flabellum rotates and forms the ventilation from the ventilation pipe both ends, make the interior air permeability of underground tunnel better, in order to reach the purpose of dehumidification, through setting up the filtration cotton, the flabellum rotates the air supply behind the filtration cotton, make the air fresher, and then make constructor's healthy and guaranteed, through setting up the baffle, when the filtration cotton used for a long time and need change, the pulling baffle removes along with the slider, and then keep away from the filtration cotton, can take it off to change this moment, during the installation, under reset spring's spring action, the baffle blocks it, the joint of cooperation draw-in groove, and convenient for installation.

(2) This underground tunnel construction ventilation unit, through setting up electronic hydraulic push rod, when stopping work in night or the underground tunnel, ventilation unit bring to rest, for guaranteeing the cleanness in the ventilation pipe, improve ventilation unit's life, prevent that the dust from getting into, can start two electronic hydraulic push rods simultaneously this moment and promote two connecting rods, promote down each other at two connecting rods, two dustproof baffle downward sloping gradually, until forming the closure state with the both ends of ventilation pipe, can prevent that the dust from getting into in the ventilation pipe, when needs use, two electronic hydraulic push rod contractions of the same reason, two dustproof baffle keep away from the both ends of ventilation pipe can, consequently, the protective effect to ventilation pipe has been played, with this life who improves ventilation unit.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of the structure of fig. 1 at a;

fig. 3 is an enlarged view of the structure at B in fig. 1 according to the present invention.

In the figure: the device comprises an underground tunnel 1, a ventilation pipe 2, a support 3, a double-shaft motor 4, a rotating shaft 5, fan blades 6, a dustproof baffle 7, a fixing plate 8, an electric hydraulic push rod 9, a first connecting rod 10, a second connecting rod 11, a clamping groove 12, air filter cotton 13, a sliding groove 14, a sliding block 15, a baffle 16, a through hole 17, a return spring 18, a silencing plate 19 and a supporting plate 20.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an underground tunnel construction ventilation device comprises an underground tunnel 1, a ventilation pipe 2 is arranged inside the underground tunnel 1, a support 3 is fixedly connected inside the ventilation pipe 2, a double-shaft motor 4 is fixedly connected on the upper surface of the support 3, the double-shaft motor 4 is a YZR-132M2-6/3.7KW double-shaft motor, two output ends of the double-shaft motor 4 are fixedly connected with rotating shafts 5, one ends of the two rotating shafts 5 far away from the double-shaft motor 4 are fixedly connected with a set of fan blades 6, two ends of the ventilation pipe 2 are hinged with dustproof baffles 7, the upper surface of the ventilation pipe 2 is fixedly connected with a fixed plate 8, the left side and the right side of the fixed plate 8 are fixedly connected with electric hydraulic push rods 9, the electric hydraulic push rods 9 are YTZ450-/110 electric hydraulic push rods, the output ends of the two electric hydraulic push rods, the one end that electronic hydraulic push rod 9 was kept away from to two first connecting rods 10 all articulates there is second connecting rod 11, the one end that first connecting rod 10 was kept away from to two second connecting rods 11 is articulated with the upper surface of two dust baffles 7 respectively, draw-in groove 12 has been seted up to the inside roof of ventilation pipe 2, the inside joint of draw-in groove 12 has filtration cotton 13, spout 14 has been seted up to the lower surface of ventilation pipe 2, the inside sliding connection of spout 14 has slider 15, slider 15's lower fixed surface is connected with baffle 16.

Preferably, the ventilation pipe 2 is provided with a through hole 17 inside, the air filter cotton 13 penetrates through the through hole 17 and is in lap joint with the upper surface of the baffle 16, the number of the air filter cotton 13 is two, the baffle 16 is arranged to block the air filter cotton 13, and the air filter cotton can not fall off and is simple to take out.

Preferably, the inside of spout 14 is provided with reset spring 18, and one end and the one side fixed connection of slider 15 of reset spring 18, and one end and the inside one side fixed connection of spout 14 of reset spring 18 through setting up reset spring 18 for baffle 16 is not under the external force pulling, is located through-hole 17 all the time.

Preferably, the inside fixedly connected with of ventilation pipe 2 has a set of acoustical panel 19, and a set of acoustical panel 19's quantity is eight at least, through setting up a plurality of acoustical panels 19, plays the noise cancelling effect to ventilation unit during operation, avoids the too big influence construction of noise.

Preferably, the lower surface of the ventilation pipe 2 is fixedly connected with a support plate 20, the bottom of the support plate 20 is fixedly connected with a triangular support, and the ventilation pipe 2 is supported by the support plate 20 and the triangular support.

Preferably, the air filter cotton 13 is respectively located the both sides of flabellum 6, and the size of dustproof baffle 7 and the cross section size looks adaptation of ventilation pipe 2, and dustproof baffle 7 can block the port position of ventilation pipe 2 completely, plays dustproof effect.

In conclusion, the underground tunnel construction ventilation device is provided with the double-shaft motor 4, the external power supply starts the double-shaft motor 4 to drive the two rotating shafts 5 to rotate, the rotating shafts 5 drive the set of fan blades 6 to rotate, the fan blades 6 rotate to ventilate from the two ends of the ventilation pipe 2, so that the ventilation property in the underground tunnel 1 is better, and the aim of dehumidification is achieved, by arranging the air filter cotton 13, the fan blade 6 rotates to supply air to pass through the air filter cotton 13, so that the air is fresher, further ensuring the health of the constructors, and through the arrangement of the baffle 16, when the air filter cotton 13 is used for a long time and needs to be replaced, the baffle 16 is pulled to move along with the slide block 15 and further away from the air filter cotton 13, and at the moment, the baffle can be taken down for replacement, and when being installed, under the elastic force of the return spring 18, the baffle 16 blocks the elastic force, and the installation is convenient by matching with the clamping of the clamping groove 12.

This underground tunnel construction ventilation unit, through setting up electronic hydraulic push rod 9, when the night or during the operation that stops in the underground tunnel 1, ventilation unit stall, for guaranteeing the cleanness in ventilation pipe 2, improve ventilation unit's life, prevent that the dust from getting into, can start two electronic hydraulic push rod 9 simultaneously this moment and promote two connecting rods, promote down each other at two connecting rods, two dustproof baffle 7 downward sloping gradually, until forming the closure state with the both ends of ventilation pipe 2, can prevent that the dust from getting into in ventilation pipe 2, when needs use, two electronic hydraulic push rod 9 of the same reason contract, two dustproof baffle 7 keep away from the both ends of ventilation pipe 2 can, consequently, the protective effect to ventilation pipe has been played, with this life who improves ventilation unit.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides an underground tunnel construction ventilation unit, includes underground tunnel (1), its characterized in that: the underground tunnel is characterized in that a ventilation pipe (2) is arranged inside the underground tunnel (1), a support (3) is fixedly connected inside the ventilation pipe (2), a double-shaft motor (4) is fixedly connected to the upper surface of the support (3), rotating shafts (5) are fixedly connected to two output ends of the double-shaft motor (4), a group of fan blades (6) are fixedly connected to one end, far away from the double-shaft motor (4), of the two rotating shafts (5), dustproof baffles (7) are hinged to two ends of the ventilation pipe (2), a fixing plate (8) is fixedly connected to the upper surface of the ventilation pipe (2), electric hydraulic push rods (9) are fixedly connected to the left side and the right side of the fixing plate (8), first connecting rods (10) are hinged to output ends of the two electric hydraulic push rods (9), and second connecting rods (11) are hinged to one end, far away from the electric hydraulic push rods (9), two keep away from second connecting rod (11) the one end of first connecting rod (10) is articulated with the upper surface of two dustproof baffle (7) respectively, draw-in groove (12) have been seted up to the inside roof of ventilation pipe (2), the inside joint of draw-in groove (12) has filtration cotton (13), spout (14) have been seted up to the lower surface of ventilation pipe (2), the inside sliding connection of spout (14) has slider (15), the lower fixed surface of slider (15) is connected with baffle (16).

2. The ventilation apparatus for underground tunnel construction according to claim 1, wherein: through-hole (17) have been seted up to ventilation pipe (2) inside, air filter (13) run through-hole (17), and with the upper surface looks overlap joint of baffle (16), the quantity of air filter (13) is two.

3. The ventilation apparatus for underground tunnel construction according to claim 1, wherein: a return spring (18) is arranged inside the sliding groove (14), one end of the return spring (18) is fixedly connected with one side of the sliding block (15), and one end of the return spring (18) is fixedly connected with one side of the inside of the sliding groove (14).

4. The ventilation apparatus for underground tunnel construction according to claim 1, wherein: a group of sound-absorbing plates (19) are fixedly connected inside the ventilation pipe (2), and the number of the sound-absorbing plates (19) is at least eight.

5. The ventilation apparatus for underground tunnel construction according to claim 1, wherein: the lower surface of the ventilation pipe (2) is fixedly connected with a supporting plate (20), and the bottom of the supporting plate (20) is fixedly connected with a triangular support.

6. The ventilation apparatus for underground tunnel construction according to claim 1, wherein: the air filter cotton (13) is respectively positioned at two sides of the fan blade (6), and the size of the dustproof baffle (7) is matched with the size of the cross section of the ventilation pipe (2).