CN213316744U - Dust collector is used in construction of underground works cantilever entry driving machine - Google Patents
Dust collector is used in construction of underground works cantilever entry driving machine Download PDFInfo
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- CN213316744U CN213316744U CN202021225155.2U CN202021225155U CN213316744U CN 213316744 U CN213316744 U CN 213316744U CN 202021225155 U CN202021225155 U CN 202021225155U CN 213316744 U CN213316744 U CN 213316744U
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Abstract
A dust removal device for underground engineering cantilever development machine construction is characterized in that a positive pressure fan is connected with an air inlet of a dust remover box body through an air pipe; an air outlet of the dust remover box body is connected with a negative pressure fan through a connecting air pipe; a filter plate is arranged in the dust remover box body, an air pipe is arranged on one side of the dust remover box body, one end of the air pipe is communicated with an air storage tank, and the other end of the air pipe is communicated with a pulse blowing port above the filter plate; a screw conveyer is arranged below the filter plate; the air storage tank is communicated with the air compressor; when the cantilever excavator starts to drill, the positive pressure fan and the negative pressure fan are started, dust enters the dust remover box body through the air pipes, dust-containing gas naturally sinks along with the space expansion after entering the dust remover box body, most of dust falls on the screw conveyer below, and the dust-containing gas is filtered through the filter plate and then is discharged through the negative pressure fan. The integrated water-saving control system has the characteristics of high integration degree, simple mechanical structure, flexible arrangement of the scheme according to the requirement, no use of water and the like.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection is removed dust, concretely relates to underground works cantilever entry driving machine is dust collector for construction.
Background
Along with city development in recent years, many cities begin to use underground space, and partial underground space adopts the cantilever rock drilling platform truck to be under construction, can produce a large amount of rock dusts in the rock drilling work progress, and the dust is if can not effective processing, not only influences the construction progress, still can cause the problem in the aspect of environmental pollution, harm health etc. Therefore, effective treatment of dust generated in the construction process becomes legal responsibility of construction enterprises.
Disclosure of Invention
In order to overcome the not enough of above-mentioned prior art, the utility model aims at providing a dust collector is used in underground works cantilever entry driving machine construction has and integrates degree height, mechanical structure simple, and the scheme is nimble to be arranged as required, does not use characteristics such as water.
In order to realize the purpose, the utility model discloses a technical scheme is:
a dust removal device for underground engineering cantilever excavator construction comprises a positive pressure fan (1), wherein the positive pressure fan (1) is arranged on a palm face of tunnel construction; the positive pressure fan (1) is connected with an air inlet (3) of the dust remover box body (4) through an air pipe (2); an air outlet (5) of the dust remover box body (4) is connected with a negative pressure fan (7) through a connecting air pipe (6); a filter plate (13) is arranged in the dust remover box body (4), an air pipe A (14) is arranged on one side of the dust remover box body, one end of the air pipe A (14) is communicated with the air storage tank (10), and the other end of the air pipe A (14) is communicated with a pulse blowing port (15) above the filter plate (13); a screw conveyor (11) is arranged below the filter plate (13); the air compressor (9) supplies air to the air storage tank (10) through an air pipe B (19); the air compressor (9), the negative pressure fan (7) and the pulse blowing port (15) are controlled by the electric control cabinet (8) through an electric wire A (17) and an electric wire B (18); the dust remover box body (4), the negative pressure fan (7), the electric control cabinet (8), the air compressor (9) and the air storage tank (10) are arranged on the same sledge type base (12).
The air output of the positive pressure fan (1) is the same as that of the negative pressure fan (7), so that the interior of the dust removal box body (4) is in a negative pressure state, and the dust removal effect of the dust removal box body (4) is ensured.
The air pipe (2) is made of a material which is slightly higher than the thickness of a common air belt, so that the air pipe (2) can not be flattened due to negative pressure during work.
The dust remover box (4) around be provided with the access door that can open, pulse blowing mouth (15) are installed in dust remover box (4), overhaul and maintain filter (13) and pulse blowing mouth (15) through the access door.
The spiral conveyor (11) adopts a spiral conveying mode and can convey moisture-containing dust.
The dust remover box body (4) is in an upper air inlet mode, dust-containing gas naturally sinks along with the expansion of space after entering the dust remover box body (4) and is vertical to the back-blowing dust-removing direction, so that effective dust removal can be ensured, and the running resistance of equipment can be reduced.
The sled type base (12) can be dragged and moved by using other construction equipment.
The filter plate (13) is made of high polymer materials, and can treat dust with relative humidity as high as 95%; the minimum discharge concentration can reach 0.2mg/Nm3, the requirement of environmental protection is met, and the antistatic design can be carried out according to the requirement.
The air pipe (2) is arranged to be increased according to the construction progress, each section of the air pipe (2) is 10 meters long, the air pipes (2) are connected through the end rings, and the sealing performance of the connection position can be effectively guaranteed.
The utility model has the advantages that:
the utility model provides a dust pelletizing system is used in construction of underground works cantilever entry driving machine, through fan and pipeline, with a large amount of dirty gas that produces in the construction operation, carry the dust remover box, through the filter in the dust remover box, filter the dust, discharge out clean air. This is novel to have and integrates the degree height, mechanical structure simple, and the scheme is nimble to be arranged as required, does not use advantages such as water.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the operation of the dust collector case of the present invention;
FIG. 3 is a view of the arrangement of the dust catcher case body outside the hole;
fig. 4 is a layout of the dust collector box body in the hole.
Wherein, 1 is positive pressure fan, 2 is the tuber pipe, 3 is the air intake, 4 is the dust remover box, 5 is the air outlet, 6 is the connecting air pipe, 7 is negative pressure fan, 8 is automatically controlled cabinet, 9 is the air compressor machine, 10 is the gas holder, 11 is screw conveyer, 12 is sled formula base, 13 is the filter, 14 is trachea A, 15 is the pulse blowing mouth, 16 is cantilever rock drilling platform truck, 17 is the electric wire, 18 is the electric wire, 19 is trachea B.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the dust removing device for the construction of the underground engineering cantilever excavator comprises a positive pressure fan (1), wherein the positive pressure fan (1) is arranged on a palm surface of tunnel construction; the positive pressure fan (1) is connected with an air inlet (3) of the dust remover box body (4) through an air pipe (2); an air outlet (5) of the dust remover box body (4) is connected with a negative pressure fan (7) through a connecting air pipe (6); a filter plate (13) is arranged in the dust remover box body (4), an air pipe A (14) is arranged on one side of the dust remover box body, one end of the air pipe A (14) is communicated with the air storage tank (10), and the other end of the air pipe A (14) is communicated with a pulse blowing port (15) above the filter plate (13); a screw conveyor (11) is arranged below the filter plate (13); the air compressor (9) supplies air to the air storage tank (10) through an air pipe B (19); the air compressor (9), the negative pressure fan (7) and the pulse blowing port (15) are controlled by the electric control cabinet (8) through an electric wire A (17) and an electric wire B (18); the dust remover box body (4), the negative pressure fan (7), the electric control cabinet (8), the air compressor (9) and the air storage tank (10) are arranged on the same sledge type base (12).
The air output of the positive pressure fan (1) is the same as that of the negative pressure fan (7), so that the interior of the dust removal box body (4) is in a negative pressure state, and the dust removal effect of the dust removal box body (4) is ensured.
The air pipe (2) is made of a material which is slightly higher than the thickness of a common air belt, so that the air pipe (2) can not be flattened due to negative pressure during work.
The dust remover box (4) around be provided with the access door that can open, pulse blowing mouth (15) are installed in dust remover box (4), overhaul and maintain filter (13) and pulse blowing mouth (15) through the access door.
The spiral conveyor (11) adopts a spiral conveying mode and can convey moisture-containing dust.
The dust remover box body (4) is in an upper air inlet mode, dust-containing gas naturally sinks along with the expansion of space after entering the dust remover box body (4) and is vertical to the back-blowing dust-removing direction, so that effective dust removal can be ensured, and the running resistance of equipment can be reduced.
The sled type base (12) can be dragged and moved by using other construction equipment.
The filter plate (13) is made of high polymer materials, and can treat dust with relative humidity as high as 95%; the minimum discharge concentration can reach 0.2mg/Nm3Meets the requirement of environmental protection, and can be designed to prevent static electricity according to the requirement。
As shown in fig. 2, when the cantilever excavator starts to drill rock, the positive pressure fan (1) and the negative pressure fan (7) are started through the electric control cabinet (8), dust raised by the rock drilling is sucked into the air pipe (2) by the positive pressure fan (1), the dust enters the dust remover box (4) through the air pipe (2), the dust-containing gas naturally sinks along with the space expansion after entering the dust remover box (4), most of dust falls onto the screw conveyor (11) below, under the suction caused by the negative pressure fan (7), the dust-containing gas is filtered through the filter (13), the filter (13) is made of high polymer materials, the dust in the air can be filtered, and the filtered air reaches the environmental protection requirement. Then discharged through a negative pressure fan (7).
After a certain time of use, a layer of dust is adsorbed on the filter plate (13), and the dust on the filter plate (13) needs to be removed, otherwise, the filtering effect and the efficiency are influenced. Dust on the filter plate (13) needs to be removed in a working gap, the electric control cabinet (8) starts the air compressor (9), the air compressor (9) supplies air to the air storage tank (10), and the air storage tank (10) stores enough high-pressure air; the valve of each pulse blowing port (15) is opened through the electric control cabinet (8), high-pressure gas is conveyed to the pulse blowing ports (15) through the air pipes A (14), the pulse blowing ports (15) blow the high-pressure gas to the filter plates (13), and dust on the filter plates (13) sinks to the spiral conveyor (11) below. The filter plate (13) can be used continuously.
A large amount of dust sinks on the screw conveyor (11) and needs to be cleaned regularly, the screw conveyor (11) is started through the electric control cabinet (8), and the dust is conveyed out of the dust remover box body (4) through the screw conveyor (11).
As shown in the arrangement scheme of fig. 3, the dust remover box body (4) and the like are placed on the ground, one dust remover box body (4) can be used in total, and dust-containing gas in two or three holes is conveyed to the dust remover box body (4) through the positive pressure fan (1). This scheme is applicable to that the excavation section is little, and the excavation distance is short, and the little operation ring of dust has the advantage of practicing thrift the input cost.
As shown in the arrangement scheme of figure 4, the dust remover box body (4) and the like are placed in the hole, so that the length of the air pipe (2) is shortened. This scheme is applicable to that the excavation section is big, and the excavation distance is long, the big operation environment of dust. The long distance of the air pipe (2) is shortened, and the dust removal efficiency of the dust remover is improved.
Claims (9)
1. The utility model provides a dust collector is used in construction of underground works cantilever entry driving machine, includes positive pressure fan (1), its characterized in that: the positive pressure fan (1) is arranged on the palm surface of the tunnel construction; the positive pressure fan (1) is connected with an air inlet (3) of the dust remover box body (4) through an air pipe (2); an air outlet (5) of the dust remover box body (4) is connected with a negative pressure fan (7) through a connecting air pipe (6); a filter plate (13) is arranged in the dust remover box body (4), an air pipe A (14) is arranged on one side of the dust remover box body, one end of the air pipe A (14) is communicated with the air storage tank (10), and the other end of the air pipe A (14) is communicated with a pulse blowing port (15) above the filter plate (13); a screw conveyor (11) is arranged below the filter plate (13); the air compressor (9) supplies air to the air storage tank (10) through an air pipe B (19); the air compressor (9), the negative pressure fan (7) and the pulse blowing port (15) are controlled by the electric control cabinet (8) through an electric wire A (17) and an electric wire B (18); the dust remover box body (4), the negative pressure fan (7), the electric control cabinet (8), the air compressor (9) and the air storage tank (10) are arranged on the same sledge type base (12).
2. The dust removing device for the underground engineering cantilever excavator in the construction process according to claim 1, wherein: the air output of the positive pressure fan (1) is the same as that of the negative pressure fan (7), so that the interior of the dust removal box body (4) is in a negative pressure state, and the dust removal effect of the dust removal box body (4) is ensured.
3. The dust removing device for the underground engineering cantilever excavator in the construction process according to claim 1, wherein: the air pipe (2) is made of a material which is slightly higher than the thickness of a common air belt, so that the air pipe (2) can not be flattened due to negative pressure during work.
4. The dust removing device for the underground engineering cantilever excavator in the construction process according to claim 1, wherein: the dust remover box (4) around be provided with the access door that can open, pulse blowing mouth (15) are installed in dust remover box (4), overhaul and maintain filter (13) and pulse blowing mouth (15) through the access door.
5. The dust removing device for the underground engineering cantilever excavator in the construction process according to claim 1, wherein: the spiral conveyor (11) adopts a spiral conveying mode and can convey moisture-containing dust.
6. The dust removing device for the underground engineering cantilever excavator in the construction process according to claim 1, wherein: the dust remover box body (4) is in an upper air inlet mode, dust-containing gas naturally sinks along with the expansion of space after entering the dust remover box body (4) and is vertical to the back-blowing dust-removing direction, so that effective dust removal can be ensured, and the running resistance of equipment can be reduced.
7. The dust removing device for the underground engineering cantilever excavator in the construction process according to claim 1, wherein: the sled base (12) can be dragged and moved by using other construction equipment.
8. The dust removing device for the underground engineering cantilever excavator in the construction process according to claim 1, wherein: the filter plate (13) is made of high polymer materials, and can treat dust with relative humidity as high as 95%; the minimum discharge concentration can reach 0.2mg/Nm3, the requirement of environmental protection is met, and the antistatic design can be carried out according to the requirement.
9. The dust removing device for the underground engineering cantilever excavator in the construction process according to claim 1, wherein: the arrangement of the air pipes (2) is increased according to the construction progress, each section of each air pipe (2) is 10 meters long, and the air pipes (2) are connected through end rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021225155.2U CN213316744U (en) | 2020-06-29 | 2020-06-29 | Dust collector is used in construction of underground works cantilever entry driving machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021225155.2U CN213316744U (en) | 2020-06-29 | 2020-06-29 | Dust collector is used in construction of underground works cantilever entry driving machine |
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| Publication Number | Publication Date |
|---|---|
| CN213316744U true CN213316744U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021225155.2U Active CN213316744U (en) | 2020-06-29 | 2020-06-29 | Dust collector is used in construction of underground works cantilever entry driving machine |
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| Country | Link |
|---|---|
| CN (1) | CN213316744U (en) |
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2020
- 2020-06-29 CN CN202021225155.2U patent/CN213316744U/en active Active
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