CN111764947B - Ventilation and dust removal safety system for coal mine tunneling working face - Google Patents
Ventilation and dust removal safety system for coal mine tunneling working face Download PDFInfo
- Publication number
- CN111764947B CN111764947B CN202010582858.9A CN202010582858A CN111764947B CN 111764947 B CN111764947 B CN 111764947B CN 202010582858 A CN202010582858 A CN 202010582858A CN 111764947 B CN111764947 B CN 111764947B
- Authority
- CN
- China
- Prior art keywords
- filter screen
- dust removal
- bin
- cleaning
- ventilation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000428 dust Substances 0.000 title claims abstract description 82
- 238000009423 ventilation Methods 0.000 title claims abstract description 56
- 239000003245 coal Substances 0.000 title claims abstract description 27
- 230000005641 tunneling Effects 0.000 title claims abstract description 8
- 238000004140 cleaning Methods 0.000 claims abstract description 78
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000002787 reinforcement Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005406 washing Methods 0.000 description 11
- 230000005611 electricity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- E21F1/08—Ventilation arrangements in connection with air ducts, e.g. arrangements for mounting ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a ventilation and dust removal safety system for a coal mine tunneling working face, which is provided with a plurality of filter screens, a filter screen cleaning bin and a plurality of air suction covers, so that when a controller controls part of the filter screens to enter the filter screen cleaning bin to clean the filter screens, the other part of the filter screens are positioned in the dust removal filter screen bin to remove dust, the filter screens are effectively ensured to be cleaned while working and are continuously recycled, the cleaning effect on the other part of the filter screens in dust removal and ventilation can be effectively ensured, the continuous use of the dust removal and ventilation is ensured, when the filter screens are positioned in the dust removal filter screen bin, the upper ends of the filter screens are hermetically matched on a positioning frame, and the lower ends of the filter screens are hermetically matched in a sealing shoulder; the filter screen is located when the filter screen washs the storehouse, the upper end of filter screen sealed cooperate in the sealing shoulder, the lower extreme of filter screen sealed cooperate in the sealing bottom plate, simple structure can effectively guarantee the continuation of removing dust and ventilation, prevents the problem of jam.
Description
Technical Field
The invention relates to the related field of coal mines, in particular to a ventilation and dust removal safety system for a coal mine tunneling working face.
Background
The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine.
Need use ventilation dust collector to carry out the filtration to the air among the coal mine engineering, nevertheless because the dust of tunnelling working face department is very many, when ventilating, can adsorb a large amount of dusts bits, this is the extremely jam of filter screen that just leads to among the dust collecting equipment, and then makes the ventilation very difficult, and because the dust of its production is too much, too fast, if adopt to shut down abluent mode, then can very big reduction ventilation dust collection efficiency, influence the reliability and the work efficiency of operation.
Disclosure of Invention
Therefore, in order to solve the defects, the invention provides a ventilation and dust removal safety system for a coal mine heading face.
The invention is realized in such a way that a ventilation and dust removal safety system of a coal mine tunneling working face is constructed, which comprises a ventilation fan set, a ventilation pipeline, a dust removal filter screen bin, a plurality of filter screens, a filter screen cleaning bin and a plurality of air suction hoods, wherein the ventilation fan set is connected to one end of the dust removal filter screen bin through the ventilation pipeline, a plurality of filter screens are arranged in the dust removal filter screen bin at intervals, it is characterized in that the bottom of the dust removal filter screen bin is provided with a filter screen cleaning bin communicated with the dust removal filter screen bin, each filter screen in the dust removal filter screen bin can extend into the filter screen cleaning bin so as to clean the filter screen, the other end of the dust removal filter screen bin is connected with each air suction cover by adopting a ventilation pipeline, and each air suction cover is arranged in parallel, each air suction cover is arranged above a coal mine tunneling working face, and a fan side cleaning device for cleaning the ventilation fan unit is further arranged on the ventilation fan unit.
Preferably, the filter screen control system further comprises a controller, wherein the controller can control the action of each filter screen, and each filter screen is independently controlled by the controller.
Further, as preferred, the controller control part filter screen gets into in the filter screen washing storehouse right when the filter screen washs, another part filter screen is located remove dust in the filter screen storehouse of removing dust.
Further, as preferred, the one end in filter screen washing storehouse is provided with the washing liquid admission pipe, the other end in filter screen washing storehouse is provided with the washing liquid outlet pipe, the top in dust removal filter screen storehouse is provided with a plurality of lift drivers, the filter screen by lift driver drive goes up and down, lift driver is linear driver.
Further, as an optimization, a cleaning cavity is arranged in the filter screen cleaning bin, a sealing bottom plate is arranged at the bottom of the filter screen cleaning bin, a sealing shoulder is arranged at the upper end of the cleaning cavity, the top of the sealing shoulder is connected with the dedusting filter screen bin, a positioning frame is fixedly arranged at the top end of the dedusting filter screen bin, the lifting driver is fixed on the positioning frame, the filter screen is driven by the lifting driver so as to enable the filter screen to be positioned in the dedusting filter screen bin or the filter screen cleaning bin, when the filter screen is positioned in the dedusting filter screen bin, the upper end of the filter screen is in sealing fit with the positioning frame, and the lower end of the filter screen is in sealing fit with the sealing shoulder; when the filter screen is located in the filter screen washing bin, the upper end of the filter screen is in sealed fit with the sealing shoulder, and the lower end of the filter screen is in sealed fit with the sealing bottom plate.
Further, preferably, the ventilation fan unit comprises a base, a cover body and a fan, wherein the upper end of the base is connected with the cover body, the fan is embedded in the cover body, a frame body is arranged on the right side of the upper end of the fan, an air suction opening is embedded in the upper end of the frame body, the inner side of the frame body is connected with a first filter screen, a control panel is embedded in the right side of the base, the upper end of the control panel tightly extends into the control panel through a power line, and the fan is electrically connected with the power line through the control panel; the method is characterized in that: still include fan side cleaning device, the framework right side is provided with fan side cleaning device, fan side cleaning device comprises motor, drive assembly, reinforcement piece and clean strip, the motor left side passes through bolt locking with drive assembly, the reinforcement piece both ends are connected with drive assembly and clean strip respectively, the motor passes through control panel and is connected with the power cord electricity.
Further, as preferred, the transmission assembly comprises casing, intermittent type gear, tooth's socket, slide rail and push rod, the casing both ends are connected with framework and motor respectively, the motor output shaft is connected with intermittent type gear, the tooth's socket inboard is intermeshing with intermittent type gear to tooth's socket rear portion is fixed with the slide, slide both ends are through slide rail and casing sliding fit, the push rod both ends are connected with slide and reinforcement piece respectively.
Preferably, the number of the cleaning strips is two, the two cleaning strips are mounted in parallel, the shell and the frame on the left side are mounted in parallel, and the outer toothed area of the intermittent gear occupies one third of the outer diameter.
Further, preferably, the tooth-like pattern inside the tooth groove is the same as that of the intermittent gear, and the tooth groove and the intermittent gear are installed in parallel with each other.
Further, as preferred, the slide width is the same with the casing inboard, the slide rail symmetry each other is provided with two to two slide rail both ends all are provided with the stopper, push rod length is the same with the casing, and casing and the mutual parallel mount of push rod.
The invention has the following advantages: the invention provides a ventilation and dust removal safety system for a coal mine driving face through improvement, and compared with the same type of equipment, the ventilation and dust removal safety system has the following advantages:
(1) the invention relates to a ventilation and dust removal safety system for a coal mine driving face, which is provided with a plurality of filter screens, a filter screen cleaning bin and a plurality of air suction hoods, thus, when the controller controls part of the filter screen to enter the filter screen cleaning bin to clean the filter screen, the other part of the filter screen is positioned in the dust removal filter screen bin for dust removal, thereby effectively ensuring that the filter screen is cleaned while working and is continuously recycled, the invention can effectively ensure the cleaning effect on the other filter screen in the dust removal ventilation and ensure the continuous use of the dust removal ventilation, the filter screen is driven by the lifting driver so as to ensure that the filter screen is positioned in the dust removal filter screen bin or the filter screen cleaning bin, when the filter screen is positioned in the dust removal filter screen bin, the upper end of the filter screen is in sealing fit with the positioning frame, and the lower end of the filter screen is in sealing fit with the sealing shoulder; when the filter screen is positioned in the filter screen cleaning bin, the upper end of the filter screen is in sealing fit with the sealing shoulder, and the lower end of the filter screen is in sealing fit with the sealing bottom plate, so that the structure is simple, the continuity of dust removal and ventilation can be effectively ensured, and the problem of blockage is prevented;
(2) according to the ventilation and dust removal safety system for the coal mine driving face, the fan side cleaning device is arranged, the motor drives the intermittent gear to rotate, so that the tooth socket drives the sliding plate to slide up and down back and forth, the push rod drives the two cleaning strips to move back and forth to clean the filter screen, and the problem that the surface of the filter screen is easy to adhere dust and dirt when the conventional ventilation and dust removal device is used for a long time, and the ventilation and dust removal efficiency is reduced is solved.
(3) According to the ventilation and dust removal safety system for the coal mine excavation working face, the sliding rail is arranged, and the sliding plate can drive the push rod to slide up and down and can better and stably slide through the limit of the sliding rail.
Drawings
FIG. 1 is a schematic view of the relationship structure of a dust removal screen chamber, a plurality of screens, a screen cleaning chamber and an air suction hood of the present invention;
FIG. 2 is a schematic side view of the structure of FIG. 1;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic front view of the present invention;
FIG. 5 is a schematic top view of the fan-side cleaning apparatus of the present invention;
FIG. 6 is a left side view schematic of the intermittent gear of the present invention;
FIG. 7 is a schematic view of the structure at A of FIG. 5 according to the present invention.
Detailed Description
The present invention will be described in detail below with reference to fig. 1 to 7, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
The invention provides a ventilation and dust removal safety system for a coal mine driving working face, which comprises a ventilation fan set, a ventilation pipeline 16, a dust removal filter screen bin 15, a plurality of filter screens 13, a filter screen cleaning bin 10 and a plurality of air suction hoods 17, wherein the ventilation fan set is connected to one end of the dust removal filter screen bin through the ventilation pipeline, a plurality of filter screens are arranged in the dust removal filter screen bin at intervals, it is characterized in that the bottom of the dust removal filter screen bin is provided with a filter screen cleaning bin 10 communicated with the dust removal filter screen bin, each filter screen in the dust removal filter screen bin can extend into the filter screen cleaning bin so as to clean the filter screen, the other end of the dust removal filter screen bin is connected with each air suction cover by adopting a ventilating pipeline, and each air suction cover is arranged in parallel, each air suction cover is arranged above a coal mine tunneling working face, and a fan side cleaning device 9 for cleaning the ventilation fan unit is further arranged on the ventilation fan unit.
The invention also comprises a controller which can control the action of each filter screen 13 and each filter screen is controlled by the controller independently.
In this embodiment, the controller controls the partial filter screen to enter the filter screen cleaning bin, and when the filter screen is cleaned, the other part of the filter screen is located in the dust removal filter screen bin for dust removal.
The one end in filter screen washing storehouse 10 is provided with washing liquid admission pipe 12, the other end in filter screen washing storehouse 10 is provided with washing liquid outlet pipe 11, the top in dust removal filter screen storehouse 15 is provided with a plurality of lift drivers 14, the filter screen by the lift driver drive goes up and down, the lift driver is linear driver.
A cleaning cavity 20 is arranged in the filter screen cleaning bin 10, a sealing bottom plate 18 is arranged at the bottom of the filter screen cleaning bin, a sealing shoulder 21 is arranged at the upper end of the cleaning cavity, the top of the sealing shoulder is connected with the dedusting filter screen bin 15, a positioning frame 19 is fixedly arranged at the top end of the dedusting filter screen bin 15, the lifting driver 14 is fixed on the positioning frame, the filter screen is driven by the lifting driver so as to be positioned in the dedusting filter screen bin 15 or the filter screen cleaning bin 10, when the filter screen is positioned in the dedusting filter screen bin 15, the upper end of the filter screen is sealed on the positioning frame, and the lower end of the filter screen is sealed and matched in the sealing shoulder; when the filter screen is located in the filter screen washing bin 10, the upper end of the filter screen is in sealed fit with the sealing shoulder, and the lower end of the filter screen is in sealed fit with the sealing bottom plate 18.
The ventilation fan unit comprises a base 1, a cover body 2 and a fan 3, wherein the upper end of the base 1 is connected with the cover body 2, the fan 3 is embedded in the inner side of the cover body 2, a frame body 4 is arranged on the right side of the upper end of the fan 3, an air suction opening 5 is embedded in the upper end of the frame body 4, the inner side of the frame body 4 is connected with a first filter screen 6, a control panel 7 is embedded in the right side of the base 1, the upper end of the control panel 7 tightly extends into the control panel 7 through a power line 8, and the fan 3 is electrically connected with the power line 8 through the control panel 7; the method is characterized in that: still include fan side cleaning device 9, frame 4 right side is provided with fan side cleaning device 9, fan side cleaning device 9 comprises motor 91, drive assembly 92, reinforcement piece 93 and clean strip 94, motor 91 left side and drive assembly 92 pass through bolt locking, reinforcement piece 93 both ends are connected with drive assembly 92 and clean strip 94 respectively, motor 91 is connected with power cord 8 electricity through control panel 7.
The number of the cleaning strips 94 is two, the two cleaning strips 94 are arranged in parallel, the shell 921 and the frame 4 on the left side are arranged in parallel, and the outside toothed area of the intermittent gear 922 occupies one third of the outer diameter.
The tooth-shaped lines on the inner sides of the tooth grooves 923 are the same as those of the intermittent gear 922, and the tooth grooves 923 are arranged in parallel with the intermittent gear 922.
The width of the sliding plate 924 is the same as the inner side of the shell 921, the two sliding rails 925 are symmetrically arranged, two ends of each sliding rail 925 are provided with limiting blocks, the length of the push rod 926 is the same as that of the shell 921, and the shell 921 and the push rod 926 are mounted in parallel.
For a fan unit and a cleaning device on the side of a fan, when the cleaning device is used, after a power line 8 is connected, a control panel 7 is used for starting the device, so that the fan 3 in the cover body 2 carries out rotary exhaust under the supporting and fixing of the base 1, air passes through an external pipeline to enter an air suction opening 5, and then is filtered and dedusted by a filter screen 6 in the frame body 4; the motor 91 drives the intermittent gear 922 in the housing 921 to rotate, so that the tooth grooves 923 drive the sliding plate 924 to slide up and down back and forth, and the push rod 926 drives the two cleaning strips 94 to move back and forth to clean the filter screen 6; the slide plate 924 drives the push rod 926 to slide up and down, and meanwhile, the push rod 926 can slide stably through the limit of the slide rail 925, and the reinforcing block 93 plays a role in reinforcing the cleaning strip 94, so that the cleaning strip 94 is not prone to tilting.
According to the invention, the plurality of filter screens, the filter screen cleaning bin and the plurality of air suction covers are arranged, so that when a part of the filter screens are controlled by the controller to enter the filter screen cleaning bin to clean the filter screens, the other part of the filter screens are positioned in the dust removal filter screen bin to remove dust, the filter screens are effectively ensured to be cleaned while working and are continuously recycled, the cleaning effect on the other part of the filter screens in dust removal ventilation can be effectively ensured, and the continuous use of the dust removal ventilation is ensured; when the filter screen is positioned in the filter screen cleaning bin, the upper end of the filter screen is in sealing fit with the sealing shoulder, and the lower end of the filter screen is in sealing fit with the sealing bottom plate, so that the structure is simple, the continuity of dust removal and ventilation can be effectively ensured, and the problem of blockage is prevented;
the invention provides a ventilation and dust removal safety system for a coal mine heading face through improvement, a fan side cleaning device 9 is arranged, a motor 91 drives an intermittent gear 922 to rotate so that a tooth groove 923 drives a sliding plate 924 to slide up and down back and forth, and a push rod 926 drives two cleaning strips 94 to move back and forth so as to clean a filter screen 6, so that the problem that the ventilation and dust removal efficiency is reduced because dust and dirt are easily adhered to the surface of the filter screen when the conventional ventilation and dust removal device is used for a long time is solved, and the sliding plate 924 drives the push rod 926 to slide up and down and can better and stably slide through the limit of the slide rail 925.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. A ventilation and dust removal safety system for a coal mine driving face comprises a ventilation fan set, a ventilation pipeline (16), a dust removal filter screen bin (15), a plurality of filter screens (13), a filter screen cleaning bin (10) and a plurality of air suction hoods (17), wherein the ventilation fan set is connected to one end of the dust removal filter screen bin through the ventilation pipeline, a plurality of filter screens are arranged in the dust removal filter screen bin at intervals, it is characterized in that the bottom of the dust removal filter screen bin is provided with a filter screen cleaning bin (10) communicated with the dust removal filter screen bin, each filter screen in the dust removal filter screen bin can extend into the filter screen cleaning bin so as to clean the filter screen, the other end of the dust removal filter screen bin is connected with each air suction cover by adopting a ventilating pipeline, and all the air suction covers are arranged in parallel, all the air suction covers are arranged above the coal mine tunneling working face, the ventilation fan unit is also provided with a fan side cleaning device (9) for cleaning the ventilation fan unit;
the device also comprises a controller, wherein the controller can control the action of each filter screen (13), and each filter screen is independently controlled by the controller;
when the controller controls part of the filter screen to enter the filter screen cleaning bin to clean the filter screen, the other part of the filter screen is positioned in the dust removal filter screen bin to remove dust;
a cleaning cavity (20) is arranged in the filter screen cleaning bin (10), a sealing bottom plate (18) is arranged at the bottom of the filter screen cleaning bin, a sealing shoulder (21) is arranged at the upper end of the cleaning cavity, the top of the sealing shoulder is connected with the dust removal filter screen bin (15), a positioning frame (19) is fixedly arranged at the top end of the dust removal filter screen bin (15), a plurality of lifting drivers (14) are arranged above the dust removal filter screen bin (15), the lifting driver (14) is fixed on the positioning frame, the filter screen is driven by the lifting driver so as to be positioned in the dust removal filter screen bin (15) or in the filter screen cleaning bin (10), the lifting driver is a linear driver, when the filter screen is positioned in the dust removal filter screen bin (15), the upper end of the filter screen is in sealing fit with the positioning frame, and the lower end of the filter screen is in sealing fit with the sealing shoulder; when the filter screen is positioned in the filter screen cleaning bin (10), the upper end of the filter screen is in sealing fit with the sealing shoulder, and the lower end of the filter screen is in sealing fit with the sealing bottom plate (18);
the ventilation fan unit comprises a base (1), a cover body (2) and a fan (3), wherein the upper end of the base (1) is connected with the cover body (2), the fan (3) is embedded into the inner side of the cover body (2), a frame body (4) is arranged on the right side of the upper end of the fan (3), an air suction opening (5) is embedded into the upper end of the frame body (4), the inner side of the frame body (4) is connected with a first filter screen (6), a control panel (7) is embedded into the right side of the base (1), the upper end of the control panel (7) tightly stretches into the control panel (7) through a power line (8), and the fan (3) is electrically connected with the power line (8) through the control panel (7); the cleaning device is characterized by further comprising a fan side cleaning device (9), the fan side cleaning device (9) is arranged on the right side of the frame body (4), the fan side cleaning device (9) is composed of a motor (91), a transmission assembly (92), a reinforcing block (93) and a cleaning strip (94), the left side of the motor (91) is locked with the transmission assembly (92) through a bolt, two ends of the reinforcing block (93) are respectively connected with the transmission assembly (92) and the cleaning strip (94), and the motor (91) is electrically connected with a power line (8) through a control panel (7);
one end of the filter screen cleaning bin (10) is provided with a cleaning liquid inlet pipe (12), and the other end of the filter screen cleaning bin (10) is provided with a cleaning liquid outlet pipe (11).
2. A coal mine driving face ventilation and dust removal safety system according to claim 1, wherein: transmission subassembly (92) comprises casing (921), intermittent type gear (922), tooth's socket (923), slide (924), slide rail (925) and push rod (926), casing (921) both ends are connected with framework (4) and motor (91) respectively, motor (91) output shaft is connected with intermittent type gear (922), tooth's socket (923) inboard and intermittent type gear (922) intermeshing to tooth's socket (923) rear portion is fixed with slide (924), slide (924) both ends are through slide rail (925) and casing (921) sliding fit, push rod (926) both ends are connected with slide (924) and reinforcement piece (93) respectively.
3. A coal mine driving face ventilation and dust removal safety system according to claim 2, wherein: the cleaning strips (94) are arranged in two, the two cleaning strips (94) are arranged in parallel, the shell (921) and the frame body (4) on the left side are arranged in parallel, and the outside toothed area of the intermittent gear (922) occupies one third of the outer diameter.
4. A coal mine driving face ventilation and dust removal safety system according to claim 2, wherein: tooth lines on the inner side of the tooth grooves (923) are the same as those of the intermittent gear (922), and the tooth grooves (923) and the intermittent gear (922) are arranged in parallel.
5. A coal mine driving face ventilation and dust removal safety system according to claim 2, wherein: the width of slide (924) is the same with casing (921) inboard, slide rail (925) symmetry each other is provided with two to two slide rail (925) both ends all are provided with the stopper, push rod (926) length is the same with casing (921), and casing (921) and push rod (926) are parallel to each other the installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010582858.9A CN111764947B (en) | 2020-06-23 | 2020-06-23 | Ventilation and dust removal safety system for coal mine tunneling working face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010582858.9A CN111764947B (en) | 2020-06-23 | 2020-06-23 | Ventilation and dust removal safety system for coal mine tunneling working face |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111764947A CN111764947A (en) | 2020-10-13 |
| CN111764947B true CN111764947B (en) | 2022-02-15 |
Family
ID=72722834
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010582858.9A Active CN111764947B (en) | 2020-06-23 | 2020-06-23 | Ventilation and dust removal safety system for coal mine tunneling working face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111764947B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112412518B (en) * | 2020-10-16 | 2023-06-09 | 湖南长院悦诚装备有限公司 | Tunnel face circulation air supply system |
| CN117248952B (en) * | 2023-11-13 | 2024-02-02 | 晋能控股煤业集团同忻煤矿山西有限公司 | Ventilation system for mine mining field and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0842300A (en) * | 1994-07-27 | 1996-02-13 | Fujita Corp | Dust elimination treatment method and dust elimination treatment device in tunnel work |
| JP4722070B2 (en) * | 2007-03-20 | 2011-07-13 | 戸田建設株式会社 | Cleaning equipment for tunnel dust, exhaust gas, etc. |
| CN108854396A (en) * | 2018-07-23 | 2018-11-23 | 靳瑞 | A kind of dust exhaust apparatus with filter gauze cleaning function |
| CN109091960A (en) * | 2018-07-30 | 2018-12-28 | 盛世瑶兰（深圳）科技有限公司 | A kind of energy saving and environment friendly auto purification type dust catcher |
| CN110479015A (en) * | 2019-09-16 | 2019-11-22 | 长沙市天珍科技有限公司 | A kind of continuous type air deduster |
| CN210131481U (en) * | 2019-06-10 | 2020-03-10 | 江阴市坤仑机械制造有限公司 | Continuous dust collector is used in weaving |
-
2020
- 2020-06-23 CN CN202010582858.9A patent/CN111764947B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0842300A (en) * | 1994-07-27 | 1996-02-13 | Fujita Corp | Dust elimination treatment method and dust elimination treatment device in tunnel work |
| JP4722070B2 (en) * | 2007-03-20 | 2011-07-13 | 戸田建設株式会社 | Cleaning equipment for tunnel dust, exhaust gas, etc. |
| CN108854396A (en) * | 2018-07-23 | 2018-11-23 | 靳瑞 | A kind of dust exhaust apparatus with filter gauze cleaning function |
| CN109091960A (en) * | 2018-07-30 | 2018-12-28 | 盛世瑶兰（深圳）科技有限公司 | A kind of energy saving and environment friendly auto purification type dust catcher |
| CN210131481U (en) * | 2019-06-10 | 2020-03-10 | 江阴市坤仑机械制造有限公司 | Continuous dust collector is used in weaving |
| CN110479015A (en) * | 2019-09-16 | 2019-11-22 | 长沙市天珍科技有限公司 | A kind of continuous type air deduster |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111764947A (en) | 2020-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111764947B (en) | Ventilation and dust removal safety system for coal mine tunneling working face | |
| CN113680167A (en) | Blasting raise dust purification device for tunnel construction | |
| CN100541109C (en) | Self-cleaning apparatus for self-moving air conditioner dust gauze | |
| CN115822686B (en) | Dust collecting equipment for coal mine safety production roadway | |
| CN217401199U (en) | Double-fan integrated ventilator capable of rotating in opposite direction | |
| CN115680748A (en) | Colliery gallery dust removal purification device | |
| CN213492554U (en) | Can avoid sack cleaner of putty | |
| CN112283129B (en) | Industrial fan with waste gas treatment function | |
| CN212141869U (en) | Power station air door with filter equipment | |
| CN216172786U (en) | A grinding device for industrial chemicals | |
| CN216734357U (en) | Coal mine electromechanical equipment for coal mining | |
| CN219413062U (en) | Fan filtering mechanism | |
| CN214600957U (en) | Dust collection device for coal mine | |
| CN221220507U (en) | Coal mine tunneling supporting structure | |
| CN218293646U (en) | Open pit coal mining dust collecting equipment | |
| CN215057528U (en) | Can combine of water tank automatically cleaning of removing dust and dig working face dust removal heat sink | |
| CN216710998U (en) | Opencut coal mine heavy dump truck unloads and uses dust keeper | |
| CN211598721U (en) | Air supply device for underground coal mine tunneling | |
| CN215253124U (en) | Vehicle-mounted dust remover of skid steer loader | |
| CN219023664U (en) | Flue gas purifying machine | |
| CN217233556U (en) | Coal mine electromechanical equipment for coal mining | |
| CN113857192B (en) | Novel dust removal room of cutting machine | |
| CN212171869U (en) | Loader air filter | |
| CN216767451U (en) | Coal mine operation ventilation unit | |
| CN115419449A (en) | Coal mine gas transfinite ventilation unit for coal mining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |