CN110905586A - Ventilation and dust removal device for tunnel construction - Google Patents
Ventilation and dust removal device for tunnel construction Download PDFInfo
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- CN110905586A CN110905586A CN201911270386.7A CN201911270386A CN110905586A CN 110905586 A CN110905586 A CN 110905586A CN 201911270386 A CN201911270386 A CN 201911270386A CN 110905586 A CN110905586 A CN 110905586A
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- inlet pipe
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- water inlet
- air inlet
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 239000000428 dust Substances 0.000 title claims abstract description 22
- 238000009423 ventilation Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 134
- 239000007921 spray Substances 0.000 claims description 15
- 238000003860 storage Methods 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 238000007664 blowing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 239000003595 mist Substances 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims 1
- 239000013589 supplement Substances 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/006—Ventilation at the working face of galleries or tunnels
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention relates to a ventilation and dust removal device for tunnel construction, which relates to the technical field of tunnel construction auxiliary devices, wherein a plurality of air inlet pipes are arranged in series, the air inlet pipe at one end is sleeved and fixed on the outlet end of an air pump, an air pump is fixedly arranged on the ground, the plurality of water inlet pipes are arranged in series, the water inlet pipe at one end is sleeved and fixed on the outlet end of a water pump, and the water pump is fixedly arranged on the ground; the air inlet pipe and the water inlet pipe are wound on the containing assembly, penetrate through the supporting assembly and are arranged below the water inlet pipe; it is through an axis of rotation on the support around establishing the intake pipe, through No. two axis of rotation on No. two supports around establishing the inlet tube, through a fixed support of handcart, No. two supports, when carrying out the pipeline and laying, promote the handcart and go forward, can realize that the expansion of intake pipe, inlet tube erects, and intake pipe, inlet tube all establish ties through the fixing base and erect, make things convenient for the integration of pipeline to erect, the installation degree of difficulty is low.
Description
Technical Field
The invention relates to the technical field of tunnel construction auxiliary devices, in particular to a ventilation and dust removal device for tunnel construction.
Background
The tunnel construction comprises tunneling and supporting installation of the tunnel, the construction environment is in a closed environment, the air fluidity is poor, and production safety accidents are easily caused by low oxygen content of air and high dust concentration in the operation environment.
Can follow the installation of tunnel construction progress among the prior art and erect the trachea of taking a breath and the water pipe that water spray dust fall was used, but the tunnel inner space is narrow and small, and pipelines such as trachea, water pipe erect inconveniently, and along with the deepening of tunnel tunnelling, extend the pipeline and erect difficultly, need improve.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art, and provides a tunnel construction ventilation and dust removal device which is reasonable in design and convenient to use.
In order to achieve the purpose, the invention adopts the technical scheme that: the air pump comprises air inlet pipes, water inlet pipes, an air pump and a water pump, wherein the air inlet pipes are arranged in series, the air inlet pipe at one end is sleeved and fixed at the outlet end of the air pump, the air pump is fixedly arranged on the ground, the water inlet pipes are arranged in series, the water inlet pipe at one end is sleeved and fixed at the outlet end of the water pump, and the water pump is fixedly arranged on the ground; the water inlet pipe and the water inlet pipe are arranged on the support assembly in a penetrating mode, and the air inlet pipe is arranged below the water inlet pipe;
the storage assembly comprises a trolley, a first support, a first rotating shaft, a second support and a second rotating shaft, wherein the first support and the second support are fixedly arranged on the upper surface of a bottom plate of the trolley, the first support is arranged in front of the second support, a bearing is erected in the first support and is screwed with the first rotating shaft, the air inlet pipe is wound on the first rotating shaft, the first flange is arranged at each of two ends of the air inlet pipe in series, the second rotating shaft is erected in the second support and is screwed with the bearing, the water inlet pipe is wound on the second rotating shaft, and the second flange is arranged at each of two ends of the water inlet pipe in series;
the fixed subassembly contain the fixing base, the air duct, the aqueduct, wherein link up on the fixing base and be provided with a cavity about, No. two cavities, wherein No. two cavities set up in the top of a cavity, control the adjacent end of two intake pipes of adjacent setting and do not pass through both ends about a flange joint at a cavity, control the adjacent end of two intake pipes of adjacent setting and do not pass through both ends about No. two flange joints at cavity, wear to be equipped with the air duct on the preceding lateral wall of fixing base, the entrance point of air duct is worn to establish in a cavity, it is provided with a locking valve to establish ties on the air duct, wear to be fixed with the aqueduct on the upper wall of fixing base, the entrance point of aqueduct is worn to establish in No. two cavities, the exit end series connection of aqueduct is provided with the nozzle, it is provided with no.
Further, the lower lateral wall of fixing base on the fixed axle bed that is provided with, be equipped with the uide bushing through the pivot soon on the axle bed, the inserted bar is worn to be equipped with in the uide bushing activity, insert on the lower lateral wall of fixing base and establish and be fixed with a thread bush No. one, and the lower extreme of a thread bush wears to establish on the last lateral wall of axle bed, the upper end of inserted bar is inserted and is established the screw thread and connect soon in a thread bush, the fixed thread bush No. two that is provided with on the lower lateral wall of fixing base, No. two thread bushes set up the front side at the axle bed, and No. two thread bushes flush the setting with.
Further, the nozzle contain sleeve, No. two sleeves, spray tube, wherein a sleeve is inserted and is established and fix in the upper port of aqueduct, telescopic upper end is inserted and is established and be equipped with No. two sleeves through sealed bearing soon, the sealed setting of No. two telescopic upper ends, wear to establish on No. two telescopic lateral walls and be fixed with the spray tube, and the axis of spray tube and the tangent setting of No. two telescopic lateral walls.
Furthermore, a support upper bearing be equipped with the pinch-off roller set soon, the front end opening setting of pinch-off roller set, the intake pipe is walked around a axis of rotation after, press from both sides and establish in pinch-off roller set.
Furthermore, No. two support upper bearings be equipped with No. two clamping roller sets soon, the front end opening setting of No. two clamping roller sets, the inlet tube is walked around No. two axis of rotation after, the clamp is established in No. two clamping roller sets.
Furthermore, the front end of the air duct is wrapped and fixed with a ventilating pad.
The working principle of the invention is as follows: according to the length of a construction tunnel, selecting an air inlet pipe and a water inlet pipe with proper lengths, respectively winding the air inlet pipe and the water inlet pipe on a first rotating shaft and a second rotating shaft for standby, erecting an air pump and a water pump at a tunnel opening, blowing fresh air into the tunnel through the air inlet pipes connected in series by the air pump, keeping the interior of the tunnel ventilated, feeding water into the tunnel through the water inlet pipes by the water pump, and keeping water spraying and dust settling in the tunnel; the method comprises the following steps that a trolley is pushed to carry out air inlet pipe and expansion erection of a water inlet pipe along with the progress of tunnel construction, after one section of air inlet pipe and the water inlet pipe are expanded, a fixed seat is inserted and fixed on the ground, the left end of the expanded air inlet pipe is connected to the right port of a cavity I on the fixed seat through a flange I, the left end of the expanded water inlet pipe is connected to the right port of a cavity II on the fixed seat through a flange II, the right end of the next section of air inlet pipe to be expanded is connected to the left port of the cavity I on the fixed seat through a flange II, the right end of the water inlet pipe with the expansion is connected to the left port of the cavity II on the fixed seat through a flange II, and; the air pump passes through fresh air the leading-in cavity of intake pipe, opens a lock valve, and the fresh air of air duct in with the cavity blows off, realizes the fresh air replenishment in the tunnel, and the water pump passes through the leading-in cavity of inlet tube with the clear water, opens No. two lock valves, and the clear water of aqueduct in with No. two cavities passes through the nozzle and spouts into the tunnel space, forms the water smoke dust fall.
After adopting the structure, the invention has the beneficial effects that:
1. the air inlet pipe is connected with the air pump, and the water inlet pipe is connected with the water pump to independently supply air and water, so that different functions can be selected conveniently according to different requirements;
2. the air inlet pipe is wound on a first rotating shaft on the trolley, the water inlet pipe is wound on a second rotating shaft on the trolley, so that the air inlet pipe and the water inlet pipe can be conveniently unfolded and laid along with the construction progress of the tunnel by pushing the trolley to advance;
3. the intake pipe is established ties through the cavity on the fixing base, and the inlet tube is established ties through No. two cavities on the fixing base, can install intake pipe, inlet tube integration on the fixing base, makes things convenient for the installation of pipeline to erect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is an enlarged view of a portion a in fig. 1.
Fig. 4 is an enlarged view of a portion B in fig. 2.
Fig. 5 is a schematic view of the internal structure of the fixing base of the present invention.
Description of reference numerals:
the air-assisted water pump comprises an air inlet pipe 1, a water inlet pipe 2, an air pump 3, a water pump 4, a storage assembly 5, a trolley 5-1, a first support 5-2, a first rotating shaft 5-3, a first flange 5-4, a second support 5-5, a second rotating shaft 5-6, a second flange 5-7, a support assembly 6, a fixed seat 6-1, a first cavity 6-2, an air guide pipe 6-3, a first locking valve 6-4, a second cavity 6-5, a water guide pipe 6-6, a second locking valve 6-7, a nozzle 6-8, a first sleeve 6-8-1, a second sleeve 6-8-2, a spray pipe 6-8-3, a shaft seat 7, a guide sleeve 8, an inserted rod 9, a first thread sleeve 10, a second thread sleeve 11, a first clamping roller set 12, a second clamping roller set 13, a water pump, a, A breathable mat 14.
Detailed Description
The invention will be further described with reference to the accompanying drawings.
Referring to fig. 1 to 5, the present embodiment includes an air inlet pipe 1, water inlet pipes 2, an air pump 3, a water pump 4, a storage assembly 5, and a support assembly 6, wherein a plurality of sets of air inlet pipes 1 are serially connected through the support assembly 6, the air inlet pipe 1 at the right end is fixedly sleeved on the outlet end of the air pump 3, the air pump 3 is disposed on the ground outside the tunnel portal, a plurality of sets of water inlet pipes 2 are serially connected through the support assembly 6, the water inlet pipe 2 at the right end is fixedly sleeved on the outlet end of the water pump 4, the water pump 4 is disposed on the ground outside the tunnel portal, and the excess unused air inlet pipes 1 and water inlet pipes 2 are both wound on the storage assembly 5;
the storage assembly 5 comprises a trolley 5-1, a first support 5-2, a first rotating shaft 5-3, a second support 5-5 and a second rotating shaft 5-6, wherein the first support 5-2 and the second support 5-5 are welded on the upper surface of a bottom plate of the trolley 5-1, the first support 5-2 is arranged in front of the second support 5-5, a first rotating shaft 5-3 is rotatably connected with a bearing in the first support 5-2, an air inlet pipe 1 is wound on the first rotating shaft 5-3, a first clamping roller group 12 is rotatably arranged on the first support 5-2 by a bearing, an opening at the front end of the first clamping roller group 12 is arranged, the air inlet pipe 1 is clamped in the first clamping roller group 12 after being wound around the first rotating shaft 5-3, and when the air inlet pipe 1 is unfolded, the unfolded air inlet pipe 1 is connected with a passage air inlet pipe 1, the first clamping roller group 12 clamps the unfolded air inlet pipe 1 to prevent air leakage, the first flanges 5-4 are arranged at two ends of the air inlet pipe 1 in series, a second rotating shaft 5-6 is connected in a bearing erected in the second support 5-5 in a rotating mode, the water inlet pipe 2 is wound on the second rotating shaft 5-6, the second clamping roller group 13 is arranged on the second support 5-5 in a rotating mode through a bearing, the front end of the second clamping roller group 13 is opened, the water inlet pipe 2 is clamped in the second clamping roller group 13 after being wound around the second rotating shaft 5-6, when the water inlet pipe 2 is unfolded, the unfolded water inlet pipe 2 is connected with the passage water inlet pipe 2, the second clamping roller group 13 clamps the unfolded water inlet pipe 2 to prevent water leakage, and the second flanges 5-7 are arranged at two ends of the water inlet pipe 2 in series;
the fixed component comprises a fixed seat 6-1, an air duct 6-3 and a water guide pipe 6-6, wherein the fixed seat 6-1 is provided with a first cavity 6-2 and a second cavity 6-5 in a left-right through way, the second cavity 6-5 is arranged above the first cavity 6-2, the adjacent ends of two air inlet pipes 1 which are adjacently arranged on the left side and the right side are respectively connected with the left end and the right end of the first cavity 6-2 through a first flange 5-4 flange, the adjacent ends of two water inlet pipes 2 which are adjacently arranged on the left side and the right side are respectively connected with the left end and the right end of the second cavity 6-5 through a second flange 5-7 flange, the front side wall of the fixed seat 6-1 is penetrated with the air duct 6-3 in a sealing and welding way, the inlet end of the air duct 6-3 is penetrated in the first cavity 6-2, the front end head of the air duct 6, when the air flow is blown out from the air duct 6-3, the air cushion 14 disperses the air flow, reduces the flow velocity of the air flow, and achieves the effects of uniformly distributing fresh air and preventing floating dust in the air blown off by the air flow, the first locking valve 6-4 is serially connected on the air duct 6-3, the water guide pipe 6-6 is hermetically welded on the upper side wall of the fixed seat 6-1, the inlet end of the water guide pipe 6-6 is serially arranged in the second cavity 6-5, the outlet end of the water guide pipe 6-6 is serially connected with the nozzle 6-8, the second locking valve 6-7 is serially connected on the water guide pipe 6-6, the nozzle 6-8 comprises the first sleeve 6-8-1, the second sleeve 6-8-2 and the spray pipe 6-8-3, wherein the first sleeve 6-8-1 is inserted and fixed in the upper end opening of the water guide pipe 6-6, the upper end of the first sleeve 6-8-1 is inserted with a second sleeve 6-8-2 which is screwed through a sealing bearing, the upper end of the second sleeve 6-8-2 is sealed, a spray pipe 6-8-3 is fixedly arranged on the side wall of the second sleeve 6-8-2 in a penetrating manner, the axis of the spray pipe 6-8-3 is arranged in a tangent manner with the side wall of the second sleeve 6-8-2, a water guide pipe 6-6 guides water flow into the first sleeve 6-8-1 and the second sleeve 6-8-2 and sprays out through the spray pipe 6-8-3, the water flow sprayed out of the spray pipe 6-8-3 pushes the second sleeve 6-8-2 to rotate, and then water flow can be sprayed out to the periphery, and dust fall and water sprinkling of the largest area are realized;
an axle seat 7 is welded on the lower side wall of the fixing seat 6-1, a guide sleeve 8 is rotatably arranged on the axle seat 7 through a rotating shaft, an insertion rod 9 movably penetrates through the guide sleeve 8, a first threaded sleeve 10 is inserted and welded on the lower side wall of the fixing seat 6-1, the lower end of the first threaded sleeve 10 penetrates through the upper side wall of the axle seat 7, the upper end of the insertion rod 9 is inserted into the first threaded sleeve 10 in a threaded manner, a second threaded sleeve 11 is welded on the lower side wall of the fixing seat 6-1, the second threaded sleeve 11 is arranged on the front side of the axle seat 7, the second threaded sleeve 11 is flush with the guide sleeve 8, the insertion rod 9 is rotated to be pulled out of the first threaded sleeve 10, the guide sleeve 8 is rotated backwards by 90 degrees, and the insertion rod 9 is rotated to enter the second threaded sleeve 11, so that the insertion rod 9 can be inserted into the side wall of the tunnel to fix the fixing seat 6-1.
The working principle of the specific embodiment is as follows: according to the length of a constructed tunnel, selecting an air inlet pipe 1 and a water inlet pipe 2 with proper lengths, respectively winding the air inlet pipe 1 and the water inlet pipe 2 on a first rotating shaft 5-3 and a second rotating shaft 5-6 for standby, erecting and installing an air pump 3 and a water pump 4 at a tunnel opening, blowing fresh air into the tunnel through the air inlet pipe 1 connected in series by the air pump 3, keeping ventilation in the tunnel, feeding water into the tunnel through the water inlet pipe 2 by the water pump 4, and keeping water spraying and dust settling in the tunnel; pushing a trolley 5-1 to unfold and erect an air inlet pipe 1 and a water inlet pipe 2 along with the progress of tunnel construction, inserting and fixing a fixed seat 6-1 on the ground after one section of the air inlet pipe 1 and the water inlet pipe 2 is unfolded, connecting the left end of the unfolded air inlet pipe 1 to the right port of a first cavity 6-2 on the fixed seat 6-1 through a first flange 5-4, connecting the left end of the unfolded water inlet pipe 2 to the right port of a second cavity 6-5 on the fixed seat 6-1 through a second flange 5-7, connecting the right end of the next section of the air inlet pipe 1 to be unfolded to the left port of the first cavity 6-2 on the fixed seat 6-1 through a flange 5-7, connecting the right end of the water inlet pipe 2 with the unfolding to the left port of the second cavity 6-5 on the fixed seat 6-1 through a flange, the air inlet pipe 1 and the water inlet pipe 2 are laid in a circulating way; the air pump 3 guides fresh air into the first cavity 6-2 through the air inlet pipe 1, the first locking valve 6-4 is opened, the air guide pipe 6-3 blows out the fresh air in the first cavity 6-2 to achieve the supplementation of the fresh air in the tunnel, the water pump 4 guides clean water into the second cavity 6-5 through the water inlet pipe 2, the second locking valve 6-7 is opened, and the water guide pipe 6-6 sprays the clean water in the second cavity 6-5 into the tunnel space through the nozzle 6-8 to form water mist dust fall.
After adopting above-mentioned structure, this embodiment beneficial effect does:
1. the air inlet pipe 1 is connected with the air pump 3, the water inlet pipe 2 is connected with the water pump 4, air supply and water supply can be independently carried out, and different functions can be conveniently selected according to different requirements;
2. the air inlet pipe 1 is wound on a first rotating shaft 5-3 on the trolley 5-1, the water inlet pipe 2 is wound on a second rotating shaft 5-6 on the trolley 5-1, the tunnel construction progress can be conveniently followed, and the air inlet pipe 1 and the water inlet pipe 2 are unfolded and laid by pushing the trolley 5-1 to advance;
3. the air inlet pipe 1 is connected in series through the first cavity 6-2 on the fixing seat 6-1, and the water inlet pipe 2 is connected in series through the second cavity 6-5 on the fixing seat 6-1, so that the air inlet pipe 1 and the water inlet pipe 2 can be integrally installed on the fixing seat 6-1, and the installation and erection of pipelines are facilitated.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. Tunnel construction ventilation dust collector, its characterized in that: the air pump comprises air inlet pipes (1), water inlet pipes (2), an air pump (3) and a water pump (4), wherein the air inlet pipes (1) are arranged in series, the air inlet pipe (1) at one end is sleeved and fixed at the outlet end of the air pump (3), the air pump (3) is fixedly arranged on the ground, the water inlet pipes (2) are arranged in series, the water inlet pipe (2) at one end is sleeved and fixed at the outlet end of the water pump (4), and the water pump (4) is fixedly arranged on the ground; the method is characterized in that: the water inlet pipe is characterized by further comprising a storage assembly (5) and a support assembly (6), wherein the air inlet pipe (1) and the water inlet pipe (2) are wound on the storage assembly (5), the air inlet pipe (1) and the water inlet pipe (2) penetrate through the support assembly (6), and the air inlet pipe (1) is arranged below the water inlet pipe (2);
the storage assembly (5) comprises a trolley (5-1), a first support (5-2), a first rotating shaft (5-3), a second support (5-5) and a second rotating shaft (5-6), wherein the upper surface of the bottom plate of the trolley (5-1) is fixedly provided with the first support (5-2) and the second support (5-5), the first support (5-2) is arranged in front of the second support (5-5), a bearing is erected in the first support (5-2) and is screwed with the first rotating shaft (5-3), the air inlet pipe (1) is wound on the first rotating shaft (5-3), two ends of the air inlet pipe (1) are both connected in series with a first flange (5-4), a bearing is erected in the second support (5-5) and is screwed with the second rotating shaft (5-6), the water inlet pipe (2) is wound on the second rotating shaft (5-6), and the two ends of the water inlet pipe (2) are both provided with a second flange (5-7) in series;
the fixing component comprises a fixing seat (6-1), an air duct (6-3) and a water guide pipe (6-6), wherein a first cavity (6-2) and a second cavity (6-5) are arranged on the fixing seat (6-1) in a left-right through way, the second cavity (6-5) is arranged above the first cavity (6-2), the adjacent ends of two air inlet pipes (1) which are adjacently arranged on the left side and the right side are respectively connected with the left end and the right end of the first cavity (6-2) through a first flange (5-4) in a flange way, the adjacent ends of two water inlet pipes (2) which are adjacently arranged on the left side and the right side are respectively connected with the left end and the right end of the second cavity (6-5) through a second flange (5-7) in a flange way, the air duct (6-3) is arranged on the front side wall of the fixing seat (6-1) in a penetrating way, and the inlet end of the air, a first locking valve (6-4) is arranged on the air duct (6-3) in series, a water guide pipe (6-6) is fixedly arranged on the upper side wall of the fixed seat (6-1) in a penetrating manner, the inlet end of the water guide pipe (6-6) is arranged in a second cavity (6-5) in a penetrating manner, the outlet end of the water guide pipe (6-6) is arranged with a nozzle (6-8) in series, and a second locking valve (6-7) is arranged on the water guide pipe (6-6) in series.
2. The ventilation and dust removal device for tunnel construction according to claim 1, wherein: the lower side wall of the fixing seat (6-1) is fixedly provided with a shaft seat (7), the shaft seat (7) is rotatably provided with a guide sleeve (8) through a rotating shaft, an inserting rod (9) penetrates through the inner activity of the guide sleeve (8), a first threaded sleeve (10) is inserted and fixed on the lower side wall of the fixing seat (6-1), the lower end of the first threaded sleeve (10) penetrates through the upper side wall of the shaft seat (7), the upper end of the inserting rod (9) is inserted and screwed in the first threaded sleeve (10), a second threaded sleeve (11) is fixedly arranged on the lower side wall of the fixing seat (6-1), the second threaded sleeve (11) is arranged on the front side of the shaft seat (7), and the second threaded sleeve (11) is flush with the guide sleeve (8).
3. The ventilation and dust removal device for tunnel construction according to claim 1, wherein: the nozzle (6-8) comprises a first sleeve (6-8-1), a second sleeve (6-8-2) and a spray pipe (6-8-3), wherein the first sleeve (6-8-1) is inserted and fixed in an upper port of the water guide pipe (6-6), the upper end of the first sleeve (6-8-1) is inserted and fixed with the second sleeve (6-8-2) in a rotating mode through a sealing bearing, the upper end of the second sleeve (6-8-2) is arranged in a sealing mode, the spray pipe (6-8-3) penetrates and is fixed on the side wall of the second sleeve (6-8-2), and the axis of the spray pipe (6-8-3) is arranged in a tangent mode with the side wall of the second sleeve (6-8-2).
4. The ventilation and dust removal device for tunnel construction according to claim 1, wherein: a first clamping roller set (12) is arranged on the first support (5-2) in a bearing rotating mode, an opening is formed in the front end of the first clamping roller set (12), and the air inlet pipe (1) is clamped in the first clamping roller set (12) after bypassing the first rotating shaft (5-3).
5. The ventilation and dust removal device for tunnel construction according to claim 1, wherein: no. two support (5-5) go up the bearing and revolve No. two pinch roller set (13), the front end opening setting of No. two pinch roller set (13), behind inlet tube (2) round No. two axis of rotation (5-6), press from both sides and establish in No. two pinch roller set (13).
6. The ventilation and dust removal device for tunnel construction according to claim 1, wherein: the front end of the air duct (6-3) is wrapped and fixed with a ventilation pad (14).
7. The ventilation and dust removal device for tunnel construction according to claim 1, wherein: the working principle is as follows: according to the length of a constructed tunnel, selecting an air inlet pipe (1) and an water inlet pipe (2) with proper lengths, respectively rolling the air inlet pipe (1) and the water inlet pipe (2) on a first rotating shaft (5-3) and a second rotating shaft (5-6) for standby, erecting and installing an air pump (3) and a water pump (4) at a tunnel opening, blowing fresh air into the tunnel through the air inlet pipe (1) connected in series by the air pump (3) to keep ventilation inside the tunnel, and feeding water into the tunnel through the water inlet pipe (2) by the water pump (4) to keep spraying water and settling dust in the tunnel; following the progress of tunnel construction, pushing a trolley (5-1) to expand and erect an air inlet pipe (1) and a water inlet pipe (2), after one section of the air inlet pipe (1) and the water inlet pipe (2) are expanded, inserting a fixed seat (6-1) and fixing the fixed seat on the ground, connecting the left end of the expanded air inlet pipe (1) to the right port of a first cavity (6-2) on the fixed seat (6-1) through a first flange (5-4) by a flange, connecting the left end of the expanded water inlet pipe (2) to the right port of a second cavity (6-5) on the fixed seat (6-1) through a second flange (5-7) by a flange, connecting the right end of the next section of the air inlet pipe (1) to be expanded to the left port of the first cavity (6-2) on the fixed seat (6-1) by a flange, and connecting the right end of the water inlet pipe (2) with the expansion to the fixed seat (6-1) by a flange 6-5), laying the air inlet pipe (1) and the water inlet pipe (2) in a circulating manner; fresh air is introduced into the first cavity (6-2) through the air inlet pipe (1) by the air pump (3), the first locking valve (6-4) is opened, the fresh air in the first cavity (6-2) is blown out through the air guide pipe (6-3) to achieve fresh air supplement in the tunnel, clean water is introduced into the second cavity (6-5) through the water inlet pipe (2) by the water pump (4), the second locking valve (6-7) is opened, and the clean water in the second cavity (6-5) is sprayed into the tunnel space through the nozzle (6-8) by the water guide pipe (6-6) to form water mist dust fall.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911270386.7A CN110905586B (en) | 2019-12-12 | 2019-12-12 | Ventilation and dust removal device for tunnel construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911270386.7A CN110905586B (en) | 2019-12-12 | 2019-12-12 | Ventilation and dust removal device for tunnel construction |
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| CN110905586A true CN110905586A (en) | 2020-03-24 |
| CN110905586B CN110905586B (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911270386.7A Active CN110905586B (en) | 2019-12-12 | 2019-12-12 | Ventilation and dust removal device for tunnel construction |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202171036U (en) * | 2011-08-07 | 2012-03-21 | 潍坊百乐卫浴制品有限公司 | Adjustable valve |
| CN203345865U (en) * | 2013-07-14 | 2013-12-18 | 黄振灵 | Hose winding machine |
| CN108488431A (en) * | 2018-05-14 | 2018-09-04 | 宜兴市旭灿自动化设备有限公司 | A kind of pipeline integrated mechanism for the interconnection of multimachine structure |
| CN209621364U (en) * | 2019-01-23 | 2019-11-12 | 徐立东 | A kind of tunnel ventilation device |
| CN209658767U (en) * | 2019-06-04 | 2019-11-19 | 王伟 | A kind of line securement device convenient for laying |
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2019
- 2019-12-12 CN CN201911270386.7A patent/CN110905586B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202171036U (en) * | 2011-08-07 | 2012-03-21 | 潍坊百乐卫浴制品有限公司 | Adjustable valve |
| CN203345865U (en) * | 2013-07-14 | 2013-12-18 | 黄振灵 | Hose winding machine |
| CN108488431A (en) * | 2018-05-14 | 2018-09-04 | 宜兴市旭灿自动化设备有限公司 | A kind of pipeline integrated mechanism for the interconnection of multimachine structure |
| CN209621364U (en) * | 2019-01-23 | 2019-11-12 | 徐立东 | A kind of tunnel ventilation device |
| CN209658767U (en) * | 2019-06-04 | 2019-11-19 | 王伟 | A kind of line securement device convenient for laying |
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| CN110905586B (en) | 2021-04-02 |
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