CN113694664A - A exhaust system for colliery dust fall - Google Patents
A exhaust system for colliery dust fall Download PDFInfo
- Publication number
- CN113694664A CN113694664A CN202110937233.4A CN202110937233A CN113694664A CN 113694664 A CN113694664 A CN 113694664A CN 202110937233 A CN202110937233 A CN 202110937233A CN 113694664 A CN113694664 A CN 113694664A
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- air inlet
- dust
- air
- plate
- exhaust system
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- 239000000428 dust Substances 0.000 title claims abstract description 83
- 238000001914 filtration Methods 0.000 claims abstract description 36
- 238000001179 sorption measurement Methods 0.000 claims abstract description 21
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 17
- 239000003245 coal Substances 0.000 claims abstract description 17
- 238000010521 absorption reaction Methods 0.000 claims abstract description 12
- 238000009826 distribution Methods 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 6
- 238000009825 accumulation Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 238000005422 blasting Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- 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
-
- 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
-
- 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
- E21F5/20—Drawing-off or depositing dust
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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)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention relates to the technical field of coal mine dust fall, and discloses an exhaust system for coal mine dust fall, which comprises a support shell, wherein an air inlet cavity is arranged in the support shell, an exhaust fan is fixed at the bottom of the air inlet cavity, the exhaust fan sucks external air into the air inlet cavity through an air inlet pipeline, the air enters the bottom of the support shell through an air outlet, then a first layer of filtering is carried out on larger particles in the air through a filtering mechanism, then the larger particles in the air are subjected to electrostatic adsorption and fall on an integrated board through an electrostatic dust absorption board, finally the air is filtered again through a carbon adsorption board, and clean air is exhausted through an exhaust fan; the invention also drives the sliding rod to slide back and forth by matching with the buffer spring when the balancing weight rotates, the sliding rod slides back and forth to drive the filter plate to move back and forth, the dust on the filter plate is shaken into the dust collecting funnel, and the dust falls into the dust collecting box through the dust collecting funnel, so that the use of the whole exhaust system is prevented from being influenced by excessive dust accumulation.
Description
Technical Field
The invention relates to the technical field of dust fall, in particular to an exhaust system for coal mine dust fall.
Background
Exhaust system (Exhaust system) is to collect harmful substances on site through Exhaust hood or Exhaust inlet, and to transport them to purifying equipment for treatment, and to reuse them or discharge them into atmosphere after reaching the discharge standard.
The exhaust system is widely applied in the production processes of coal mine loading and unloading, blasting and the like, a large amount of dust can be generated in the production processes of coal mine loading and unloading, blasting and the like, and some exhaust systems can not filter the dust enough in the exhaust process, so that the dust can enter the atmosphere to generate pollution, and therefore the exhaust system for coal mine dust falling is provided.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide an exhaust system for dust fall in a coal mine, which comprises a support shell, wherein an air inlet cavity is arranged in the support shell, an exhaust fan is fixed at the bottom of the air inlet cavity, the exhaust fan sucks external air into the air inlet cavity through an air inlet pipeline, the air enters the bottom of the support shell through an air outlet, then large particles in the air are subjected to first-layer filtration through a filtering mechanism, then the large particles in the air pass through an electrostatic dust collection plate, so that tiny dust in the air falls on an integrated plate through electrostatic adsorption, finally the air passes through a carbon adsorption plate to be filtered again, and clean air is exhausted through an exhaust fan; the rotary rod is driven to rotate by the rotation of the driving motor, the balancing weight is driven to rotate by the rotation of the rotary rod, the balancing weight is matched with the buffer spring to drive the sliding rod to slide back and forth when rotating, the sliding rod slides back and forth to drive the filter plate to move back and forth, dust on the filter plate is shaken into the dust collection funnel, and the dust falls into the dust collection box through the dust collection funnel, so that the influence on the use of the whole exhaust system due to excessive dust accumulation is avoided.
The purpose of the invention can be realized by the following technical scheme:
an air exhaust system for coal mine dust fall comprises a support shell, wherein an air inlet cavity is arranged in the support shell, an exhaust fan is fixed at the bottom of the air inlet cavity, an air inlet pipeline is arranged on one side wall of the air inlet cavity, the exhaust fan is communicated with the air inlet pipeline, and an air outlet is formed in the other side wall of the air inlet cavity;
the top of the air inlet cavity is provided with an installation plate, an installation groove is formed in the installation plate, a rotating mechanism is arranged on the side of the installation plate, a filtering mechanism is arranged below the rotating mechanism, and a dust collecting funnel is arranged below the filtering mechanism;
the top of filter mechanism is equipped with the dust collecting plate, a side wall fixed connection of dust collecting plate and support housing leaves the clearance between another lateral wall of dust collecting plate and support housing, one side that the dust collecting plate top is close to the intake stack is equipped with the electrostatic absorption board that a set of array distributes, electrostatic absorption board fixed mounting is at support housing's lateral wall, and electrostatic absorption board's top is equipped with the carbon adsorption board, carbon adsorption board fixed mounting is at support housing's lateral wall, and it has the filtration pore to open on the carbon adsorption board.
Further, slewing mechanism includes driving motor, driving motor fixes on the mounting panel, driving motor's output shaft runs through mounting panel fixedly connected with dwang, the one end and the mounting panel of dwang are rotated and are connected, and the other end of dwang is rotated with the lateral wall that supports the casing and is connected, be equipped with two balancing weights of symmetric distribution on the dwang.
Furthermore, the filtering mechanism comprises a filtering plate, a group of filtering holes distributed in an array are formed in the filtering plate, the two filtering holes are formed in the filtering plate, the balancing weight is just arranged on two sides above the filtering plate, a group of sliding rods distributed in an array are arranged on two sides of the filtering plate respectively, the sliding rods on one side are in sliding connection with the upper side wall and the lower side wall of the mounting groove, and the sliding rods on the other side are in sliding connection with the side wall of the supporting shell.
Further, every all the cover is equipped with two buffer spring of symmetric distribution on the slide bar, and the one end that is located the buffer spring of both sides all with filter fixed connection, the other end and the mounting groove lateral wall fixed connection that are located left buffer spring, the other end and the lateral wall fixed connection who supports the casing that are located the buffer spring on right side.
Furthermore, one side of the dust collecting funnel is fixedly connected with the side wall of the air inlet cavity, the other side of the dust collecting funnel is fixedly connected with the side wall of the supporting shell, and a dust collecting box is arranged below the dust collecting funnel.
Furthermore, the dust collecting box is fixedly connected with the bottom of the supporting shell, and the dust collecting box can be detached.
Furthermore, an exhaust fan is arranged above the carbon adsorption plate.
Furthermore, the exhaust fan is fixed on the top of the supporting shell, and the exhaust fan is communicated with the inside of the supporting shell.
The invention has the beneficial effects that:
1. according to the invention, the exhaust fan sucks external air into the air inlet cavity through the air inlet pipeline, the air enters the bottom of the supporting shell through the air outlet, then is subjected to first-layer filtering on larger particles in the air through the filtering mechanism, then passes through the electrostatic dust collection plate, so that tiny dust in the air falls onto the integrated plate through electrostatic adsorption, finally the air is filtered again through the carbon adsorption plate, and the clean air is exhausted through the exhaust fan.
2. The rotary rod is driven to rotate by the rotation of the driving motor, the balancing weight is driven to rotate by the rotation of the rotary rod, the balancing weight is matched with the buffer spring to drive the sliding rod to slide back and forth when rotating, the sliding rod slides back and forth to drive the filter plate to move back and forth, dust on the filter plate is shaken into the dust collection funnel, and the dust falls into the dust collection box through the dust collection funnel, so that the influence on the use of the whole exhaust system caused by excessive dust accumulation is avoided.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the rotating mechanism of the present invention;
fig. 3 is a schematic view of the filter mechanism of the present invention.
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.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
As shown in fig. 1, an exhaust system for coal mine dust fall comprises a supporting shell 1, an air inlet cavity 2 is arranged in the supporting shell 1, an exhaust fan 3 is fixed at the bottom of the air inlet cavity 2, an air inlet pipeline 4 is arranged on one side wall of the air inlet cavity 2, the exhaust fan 3 is communicated with the air inlet pipeline 4, and an air outlet 5 is formed in the other side wall of the air inlet cavity 2.
The top in air inlet chamber 2 is equipped with mounting panel 6, it has mounting groove 7 to open in the mounting panel 6, the side of mounting panel 6 is equipped with slewing mechanism 8, slewing mechanism 8's below is equipped with filter mechanism 9, filter mechanism 9's below is equipped with collection dirt funnel 10, the one side of collection dirt funnel 10 and the lateral wall fixed connection of air inlet chamber 2, the opposite side of collection dirt funnel 10 and the lateral wall fixed connection of support housing 1, the below of collection dirt funnel 10 is equipped with dust collection box 11, dust collection box 11 and support housing 1 bottom fixed connection, and dust collection box 11 can dismantle.
The top of filter mechanism 9 is equipped with dust collecting plate 12, dust collecting plate 12 and a lateral wall fixed connection who supports casing 1 leave the clearance between another lateral wall of dust collecting plate 12 and support casing 1, one side that is close to intake stack 4 in dust collecting plate 12 top is equipped with the electrostatic absorption board 13 of a set of array distribution, electrostatic absorption board 13 fixed mounting is at the lateral wall that supports casing 1, and electrostatic absorption board 13's top is equipped with carbon adsorption board 14, carbon adsorption board 14 fixed mounting is at the lateral wall that supports casing 1, and it has the filtration pore to open on the carbon adsorption board 14, carbon adsorption board 14's top is equipped with exhaust fan 15, exhaust fan 15 is fixed at support casing 1 top, and exhaust fan 15 and the inside intercommunication of support casing 1.
During the use, air exhauster 3 passes through the intake stack with the air in external air suction intake 2, and the air gets into support housing 1 bottom through the air outlet, then carries out first layer through filter mechanism 9 to the great granule in the air and filters, then through electrostatic absorption board 13 for small dust falls on integrated board 12 through electrostatic absorption in the air, and the air filters once more through carbon adsorption board 14 at last, and clean air is discharged through exhaust fan 15.
As shown in fig. 2, the rotating mechanism 8 includes a driving motor 81, the driving motor 81 is fixed on the mounting plate 6, the output shaft of the driving motor 81 penetrates through the fixedly connected with rotating rod 82 of the mounting plate 6, one end of the rotating rod 82 is rotatably connected with the mounting plate 6, the other end of the rotating rod 82 is rotatably connected with the side wall of the supporting shell 1, and two balancing weights 83 are symmetrically distributed on the rotating rod 82.
As shown in fig. 3, the filtering mechanism 9 includes a filtering plate 91, a set of filtering holes 92 distributed in an array is opened on the filtering plate 91, two of the balancing weights 83 are just disposed on two sides above the filtering plate 91, a set of sliding rods 93 distributed in an array is respectively disposed on two sides of the filtering plate 91, the sliding rods 93 located on one side are slidably connected with the upper and lower side walls of the mounting groove 7, the sliding rods 93 located on the other side are slidably connected with the side wall of the supporting shell 1, each sliding rod 93 is sleeved with two buffer springs 94 distributed symmetrically, one end of each buffer spring 94 located on two sides is fixedly connected with the filtering plate 91, the other end of each buffer spring 94 located on the left side is fixedly connected with the side wall of the mounting groove 7, and the other end of each buffer spring 94 located on the right side is fixedly connected with the side wall of the supporting shell 1.
During the use, start driving motor 81, driving motor 81 rotates and drives dwang 82 and rotate, and dwang 82 rotates and drives balancing weight 83 and rotate, and cooperation buffer spring 94 drives slide bar 93 and makes a round trip to slide when balancing weight 83 rotates, and slide bar 93 makes a round trip to slide and drives filter 91 back and forth movement, shakes the dust on the filter 91 in the collection dirt funnel 10, and the dust falls into in the collection dirt box 11 through collection dirt funnel 10.
The working principle is as follows: when the air filter is used, external air is sucked into the air inlet cavity 2 through the air inlet pipeline by the exhaust fan 3, the air enters the bottom of the support shell 1 through the air outlet, then is subjected to first-layer filtering on larger particles in the air through the filtering mechanism 9, then passes through the electrostatic dust collection plate 13, so that tiny dust in the air falls on the integrated plate 12 through electrostatic adsorption, finally the air is filtered again through the carbon adsorption plate 14, and clean air is exhausted through the exhaust fan 15; then, the driving motor 81 is started, the driving motor 81 rotates to drive the rotating rod 82 to rotate, the rotating rod 82 rotates to drive the balancing weight 83 to rotate, the balancing weight 83 rotates to cooperate with the buffer spring 94 to drive the sliding rod 93 to slide back and forth, the sliding rod 93 slides back and forth to drive the filter plate 91 to move back and forth, dust on the filter plate 91 is shaken into the dust collection funnel 10, and the dust falls into the dust collection box 11 through the dust collection funnel 10.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (8)
1. An exhaust system for coal mine dust fall comprises a support shell (1), and is characterized in that an air inlet cavity (2) is arranged in the support shell (1), an exhaust fan (3) is fixed at the bottom of the air inlet cavity (2), an air inlet pipeline (4) is arranged on one side wall of the air inlet cavity (2), the exhaust fan (3) is communicated with the air inlet pipeline (4), and an air outlet (5) is formed in the other side wall of the air inlet cavity (2);
the top of the air inlet cavity (2) is provided with a mounting plate (6), the mounting plate (6) is internally provided with a mounting groove (7), a rotating mechanism (8) is arranged on the side of the mounting plate (6), a filtering mechanism (9) is arranged below the rotating mechanism (8), and a dust collecting funnel (10) is arranged below the filtering mechanism (9);
the top of filter mechanism (9) is equipped with dust collection plate (12), dust collection plate (12) and a lateral wall fixed connection who supports casing (1), leave the clearance between another lateral wall of dust collection plate (12) and support casing (1), one side that dust collection plate (12) top is close to air inlet pipe (4) is equipped with a set of array distribution's electrostatic absorption board (13), electrostatic absorption board (13) fixed mounting is at the lateral wall that supports casing (1), and the top of electrostatic absorption board (13) is equipped with carbon adsorption board (14), carbon adsorption board (14) fixed mounting is at the lateral wall that supports casing (1), and it has the filtration pore to open on carbon adsorption board (14).
2. The exhaust system for coal mine dust fall according to claim 1, characterized in that, slewing mechanism (8) includes driving motor (81), driving motor (81) are fixed on mounting panel (6), the output shaft of driving motor (81) runs through mounting panel (6) fixedly connected with dwang (82), the one end and the mounting panel (6) of dwang (82) are rotated and are connected, and the other end and the lateral wall of supporting shell (1) of dwang (82) are rotated and are connected, be equipped with two balancing weights (83) of symmetric distribution on dwang (82).
3. The exhaust system for coal mine dust fall according to claim 1, characterized in that the filtering mechanism (9) comprises a filtering plate (91), the filtering plate (91) is provided with a group of filtering holes (92) distributed in an array, two balancing weights (83) are arranged at two sides above the filtering plate (91), a group of sliding rods (93) distributed in an array are respectively arranged at two sides of the filtering plate (91), the sliding rods (93) at one side are slidably connected with the upper side wall and the lower side wall of the mounting groove (7), and the sliding rods (93) at the other side are slidably connected with the side wall of the supporting shell (1).
4. The exhaust system for coal mine dust fall according to claim 3, characterized in that each sliding rod (93) is sleeved with two symmetrically distributed buffer springs (94), one ends of the buffer springs (94) on two sides are fixedly connected with the filter plate (91), the other ends of the buffer springs (94) on the left side are fixedly connected with the side wall of the mounting groove (7), and the other ends of the buffer springs (94) on the right side are fixedly connected with the side wall of the support shell (1).
5. The exhaust system for coal mine dust fall according to claim 1, characterized in that one side of the dust collection funnel (10) is fixedly connected with the side wall of the air inlet chamber (2), the other side of the dust collection funnel (10) is fixedly connected with the side wall of the support shell (1), and a dust collection box (11) is arranged below the dust collection funnel (10).
6. The exhaust system for coal mine dust fall according to claim 5, characterized in that the dust collection box (11) is fixedly connected with the bottom of the support shell (1), and the dust collection box (11) is detachable.
7. An exhaust system for coal mine dust fall according to claim 1, characterized in that an exhaust fan (15) is arranged above the carbon adsorption plate (14).
8. An exhaust system for coal mine dust fall according to claim 7, characterized in that the exhaust fan (15) is fixed on top of the support housing (1) and the exhaust fan (15) is communicated with the inside of the support housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110937233.4A CN113694664A (en) | 2021-08-16 | 2021-08-16 | A exhaust system for colliery dust fall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110937233.4A CN113694664A (en) | 2021-08-16 | 2021-08-16 | A exhaust system for colliery dust fall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113694664A true CN113694664A (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110937233.4A Pending CN113694664A (en) | 2021-08-16 | 2021-08-16 | A exhaust system for colliery dust fall |
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| Country | Link |
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| CN (1) | CN113694664A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117900027A (en) * | 2024-03-20 | 2024-04-19 | 中国矿业大学 | Air circulation filter for coal mine underground roadway guniting |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209204931U (en) * | 2018-09-04 | 2019-08-06 | 张艳波 | A kind of environment-friendly type industrial waste-gas purifier |
| CN210159401U (en) * | 2019-05-23 | 2020-03-20 | 辽宁麓丰矿业有限公司 | Mill uses high-efficient dust removal air purification device |
| CN210993543U (en) * | 2019-10-14 | 2020-07-14 | 长春清朗环境工程有限公司 | Waste gas dust removal equipment before SOx/NOx control |
| CN112426834A (en) * | 2020-10-19 | 2021-03-02 | 兰舍通风系统有限公司 | Full-effect haze-removing fresh air fan and haze-removing method thereof |
| CN212663095U (en) * | 2020-07-13 | 2021-03-09 | 大连新友谊塑料制品有限公司 | Dust filter with self-cleaning function |
-
2021
- 2021-08-16 CN CN202110937233.4A patent/CN113694664A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209204931U (en) * | 2018-09-04 | 2019-08-06 | 张艳波 | A kind of environment-friendly type industrial waste-gas purifier |
| CN210159401U (en) * | 2019-05-23 | 2020-03-20 | 辽宁麓丰矿业有限公司 | Mill uses high-efficient dust removal air purification device |
| CN210993543U (en) * | 2019-10-14 | 2020-07-14 | 长春清朗环境工程有限公司 | Waste gas dust removal equipment before SOx/NOx control |
| CN212663095U (en) * | 2020-07-13 | 2021-03-09 | 大连新友谊塑料制品有限公司 | Dust filter with self-cleaning function |
| CN112426834A (en) * | 2020-10-19 | 2021-03-02 | 兰舍通风系统有限公司 | Full-effect haze-removing fresh air fan and haze-removing method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117900027A (en) * | 2024-03-20 | 2024-04-19 | 中国矿业大学 | Air circulation filter for coal mine underground roadway guniting |
| CN117900027B (en) * | 2024-03-20 | 2024-05-24 | 中国矿业大学 | Air circulation filter for coal mine underground roadway guniting |
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