CN115434380A - Coal mine underground water bin clearing system - Google Patents
Coal mine underground water bin clearing system Download PDFInfo
- Publication number
- CN115434380A CN115434380A CN202211253481.8A CN202211253481A CN115434380A CN 115434380 A CN115434380 A CN 115434380A CN 202211253481 A CN202211253481 A CN 202211253481A CN 115434380 A CN115434380 A CN 115434380A
- Authority
- CN
- China
- Prior art keywords
- unit
- dredging
- sludge
- driving
- track
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 239000003245 coal Substances 0.000 title claims abstract description 48
- 239000010802 sludge Substances 0.000 claims abstract description 61
- 238000000926 separation method Methods 0.000 claims abstract description 16
- 239000002002 slurry Substances 0.000 claims description 26
- 238000004140 cleaning Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 10
- 239000013049 sediment Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 239000012141 concentrate Substances 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/8816—Mobile land installations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
- E02F3/9212—Mechanical digging means, e.g. suction wheels, i.e. wheel with a suction inlet attached behind the wheel
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F7/00—Equipment for conveying or separating excavated material
- E02F7/10—Pipelines for conveying excavated materials
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
-
- 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
- E21F16/00—Drainage
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to a coal mine underground water bin dredging system which comprises a track which is laid along the direction of an underground roadway and is positioned in the top space of a water bin, wherein a driving unit, a hydraulic station, a dredging unit and a plurality of cable supporting trolleys are arranged on the track, the driving unit, the hydraulic station, the dredging unit and the plurality of cable supporting trolleys are connected through a connecting rod, the driving unit provides power through the hydraulic station to drive the dredging unit and the plurality of cable supporting trolleys to move along the direction of the track, the dredging unit collects sludge at any position of the water bin, and the sludge collected by the dredging unit is conveyed into a coal water separation unit through a sludge discharge main pipe 7 carried by the cable supporting trolleys. Under the normal retaining drainage's of sump condition (need not the evacuation sump in water and under the condition of not stopping the sump promptly), realize digging and discharging of deposit coal slime, this kind of mode need not concentrate the clearance coal slime, does not influence the normal use in sump, does not need artifical entering sump operation, can realize intelligent, automatic and someone unattended operation.
Description
Technical Field
The invention relates to the technical field of underground equipment, in particular to a coal mine underground water silo clearing system.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
Gushing water and sludge existing in the underground environment are usually stored by means of a water sump, and the water sump is cleaned regularly or irregularly by dredging equipment to ensure normal underground operation. Taking a common coal mine as an example, impurities such as coal slime in water of the coal mine can be deposited after a period of time after entering a water sump, and the deposits (mainly the coal slime) need to be cleaned in time, otherwise, the effective volume of the water sump can be reduced.
At present, the underground water sump of the coal mine mainly has the following dredging modes: the method comprises the following steps of manual sludge cleaning, mechanical sludge cleaning, slurry pump pollution discharge, vibrating screen sludge cleaning, filter press sludge cleaning and the like, wherein the methods have advantages and disadvantages, but the following problems generally exist:
before dredging, water in the water sump must be drained, the water sump cannot be normally used in the dredging process, and when water protrudes during mine production, well flooding accidents can be caused, so that potential safety hazards exist. In order to reduce the hidden danger as much as possible, the coal slime in the water sump is usually cleaned when the coal slime is about to be fully piled up or reaches a certain bin capacity rate, and the mode has high requirements on the time for cleaning the sump, heavy tasks, more occupied personnel, high labor intensity for cleaning the sump and severe operation environment.
In the cleaning process, muddy water (about dozens of centimeters in depth) with a certain depth is inevitably left at the bottom of the water bin, pipelines and cables required by bin cleaning are paved and dragged in the muddy water, certain potential safety hazards exist, the pipelines and the cables are frequently prolonged and shortened, the process is complex, and time and labor are wasted. And personnel need to enter the water sump to work, so that the danger of personal safety of crisis such as surge of the sump and collapse of sludge exists.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a coal mine underground water sump clearing system, which can clear and discharge deposited coal slime under the condition of normal water storage and drainage of a water sump (namely under the condition of not emptying water in the water sump and not stopping the water sump).
In order to achieve the purpose, the invention adopts the following technical scheme:
the first aspect of the invention provides a coal mine underground water bunker cleaning system, which comprises:
the water sump dredging device comprises a track which is laid along the direction of an underground roadway and is located in the top space of a water sump, wherein a driving unit, a hydraulic station, a dredging unit and a plurality of groups of cable-supporting trolleys are arranged on the track, the driving unit, the hydraulic station, the dredging unit and the plurality of groups of cable-supporting trolleys are connected through a connecting rod, the driving unit provides power through the hydraulic station to drive the dredging unit and the plurality of groups of cable-supporting trolleys to move along the track direction, the dredging unit collects sludge at any position of the water sump, and the sludge collected by the dredging unit is conveyed to a coal water separation unit through a sludge discharge main pipe 7 carried by the cable-supporting trolleys.
The driving unit includes a first driving unit or a second driving unit.
The first driving unit comprises a first bearing wheel set and a driving wheel set which are connected to the track and run along the track, two wheels of the driving wheel set are clamped on the track through the action of the oil cylinder, and the driving wheel set rotates under the clamping state of the oil cylinder to drive the dredging unit and the plurality of groups of cable supporting trolleys to move along the track direction so as to realize forward movement or backward movement.
The second driving unit comprises first bearing wheel sets connected to two ends of the pushing hydraulic cylinder, the first bearing wheel sets run along the rail and are connected to the rail, a first brake module and a second brake module are respectively arranged at two ends of the pushing hydraulic cylinder, and the first brake module and the second brake module alternately act to match with the telescopic action of the pushing hydraulic cylinder to drive the dredging unit and the plurality of groups of cable-supporting trolleys to move along the rail direction so as to advance or retreat.
The dredging unit comprises a first support, a second support and a spiral sludge collecting unit, the first support is connected to the rail through a second bearing wheel set and runs along the rail direction, the second support is hinged to one end of the first support, and the lifting hydraulic cylinder is hinged between the first support and the second support, so that the spiral sludge collecting unit connected to the inside of the second support is switched between a working position and a free position.
The second support lateral part is equipped with the fender, and fender bottom and both ends have the breach, and the sediment stuff pump is connected on the second support and is surrounded by the fender, and the feed inlet of sediment stuff pump is towards the breach of fender bottom, and the discharge gate of sediment stuff pump is connected and is arranged the mud hose, arranges the mud hose and arranges the mud and be responsible for and be connected.
Two sections of spiral blades with opposite rotation directions are arranged on two sides of the slurry pump, the far ends of the two sections of spiral blades face the gaps at two ends of the mud guard, the two sections of spiral blades rotate to push sludge to move towards the feed inlet of the slurry pump, and the sludge is provided with power by the slurry pump and is transported to the coal-water separation unit through the sludge discharge hose and the sludge discharge main pipe.
The blade driving system connected with the spiral blade has two structural types, namely a first blade driving system or a second blade driving system, wherein:
the first blade driving system comprises hydraulic motors respectively connected to one ends of the spiral blades, and the two hydraulic motors respectively drive the corresponding spiral blades to rotate, so that sludge is pushed to move towards the direction close to the feed inlet of the slurry pump.
The second blade driving system comprises a gear transmission unit connected with the hydraulic motor, the gear transmission unit is provided with two output shafts and is respectively connected with driving sprockets, each driving sprocket is connected with a corresponding driven sprocket through a chain, each driven sprocket is connected to one end of a corresponding spiral blade, and power of the hydraulic motor is transmitted to the spiral blades through two output shafts and the corresponding sprockets by the gear transmission unit, so that sludge is pushed to move towards the direction close to the feed inlet of the slurry pump.
The coal-water separation unit is arranged in a roadway outside the water sump.
Compared with the prior art, the above one or more technical schemes have the following beneficial effects:
1. when the system works, the driving unit provides power through the hydraulic station to drive the dredging unit and the cable supporting trolleys to move along the track direction, so that the dredging unit can stop at any position in a sump or a roadway and execute sludge collection operation, the collected sludge is conveyed to the coal water separation unit outside the roadway through the sludge discharge main pipe carried by the cable supporting trolleys, the sump can normally store and discharge water during dredging, the sump does not need to be emptied, the sump does not need to be stopped, underground mining operation is not influenced, centralized dredging is not required when the coal slime is deposited to a certain thickness, meanwhile, personnel are not required to enter the sump for operation, and the system is safe and efficient.
2. Through the action of the lifting hydraulic cylinder, the spiral sludge collecting unit of the dredging unit is switched between a working position and an idle position, for example, in the embodiment, the spiral sludge collecting unit is in the working position when vertical, and is in the idle position when horizontal, and can move to a required dredging position along a track under the driving of the driving unit when in the idle position.
3. The operation of the driving unit is controlled to periodically carry out itinerant dredging or dredging according to a set period, so that the coal slime in the water sump is ensured not to be deposited to influence the normal use of the water sump.
4. The driving unit adopts a friction type driving structure or a stepping type driving structure, is arranged among the hydraulic station, the dredging unit and the cable supporting trolley and transmits power through the connecting rod, can meet different underground dredging requirements, and has wider adaptability.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are included to illustrate an exemplary embodiment of the invention and not to limit the invention.
Fig. 1 is a schematic structural diagram of an overall warehouse cleaning system provided by one or more embodiments of the invention;
FIG. 2 is a schematic structural diagram of a friction driving unit in a bin cleaning system according to one or more embodiments of the present invention;
fig. 3 is a schematic structural diagram of a step driving structure in a bin cleaning system according to one or more embodiments of the present invention;
FIG. 4 is a schematic structural diagram of a dredging unit in the dredging system provided by one or more embodiments of the invention;
FIG. 5 is a side view partially in structural schematic of a dredging unit in the dredging system provided by one or more embodiments of the invention;
in the figure: the system comprises a track 1, a driving unit 2, a hydraulic station 3, a dredging unit 4, a cable-supporting trolley 5, a cable 6, a sludge discharge main pipe 7, a coal water separation unit 8, a connecting rod 9, a flexible piece 10, a first bearing wheel set 11, a driving wheel set 12, an oil cylinder 13, a first brake module 14, a second brake module 15, a pushing hydraulic cylinder 16, a second bearing wheel set 17, a first support 18, a second support 19, a lifting hydraulic cylinder 20, a spiral sludge collecting unit 21, a sludge pump 22, a sludge discharge hose 23, a mud guard 24, a hydraulic motor 25, a gear transmission unit 26, a driving sprocket 27 and a driven sprocket 28.
Detailed Description
The invention is further described with reference to the following figures and examples.
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
As described in the background art, when dredging is performed for a sump in a downhole environment, the manner and the equipment provided by the prior art occupy high labor cost and cannot realize continuous dredging due to the specificity of the downhole operation.
Therefore, the following embodiment provides a coal mine underground water sump clearing system, under the condition that a water sump normally stores water and drains water (namely under the condition that water in the water sump does not need to be drained and the water sump is not stopped), clearing and discharging of deposited coal slime are achieved, centralized coal slime clearing is not needed in the mode, normal use of the water sump is not affected, manual operation of entering the water sump is not needed, and intelligent and automatic operation and unattended operation can be achieved.
The first embodiment is as follows:
as shown in fig. 1 to 4, a coal mine underground water silo clearing system includes:
lay and be located sump headspace track 1 along underworkings direction, be equipped with drive unit 2 on track 1, hydraulic pressure station 3, desilting unit 4 and multiunit hold in the palm cable dolly 5, drive unit 2, hydraulic pressure station 3, connect through connecting rod 9 between desilting unit 4 and the multiunit hold in the palm the cable dolly 5, drive unit 2 provides power through hydraulic pressure station 3, it holds in the palm the cable dolly 5 along the motion of track 1 direction to drive desilting unit 4 and multiunit, desilting unit 4 collects the silt of sump optional position, the silt that desilting unit 4 collected is responsible for 7 through the row's silt that holds in the palm cable dolly 5 and is transported to the coal water separation unit 8.
The driving unit 2 includes a first driving unit or a second driving unit.
The first driving unit comprises a first bearing wheel set 11 and a driving wheel set 12 which are connected to the track 1 and run along the track 1, two wheels of the driving wheel set 12 are clamped on the track 1 through the action of an oil cylinder 13, and the driving wheel set 12 rotates under the clamping state of the oil cylinder 13 to drive the dredging unit 4 and the plurality of groups of cable supporting trolleys 5 to move along the direction of the track 1 so as to realize forward movement or backward movement.
The second driving unit comprises first bearing wheel sets 11 connected to two ends of a pushing hydraulic cylinder 16, the first bearing wheel sets 11 run along the rail 1 and are connected to the rail 1, two ends of the pushing hydraulic cylinder 16 are respectively provided with a first braking module 14 and a second braking module 15, and the first braking module 14 and the second braking module 15 are matched with the telescopic action of the pushing hydraulic cylinder 15 through alternate actions of the first braking module 14 and the second braking module 15 to drive the dredging unit 4 and the multiple groups of cable supporting trolleys 5 to move along the direction of the rail 1 so as to advance or retreat.
The dredging unit 4 comprises a first support 18, a second support 19 and a spiral sludge collecting unit 21, wherein the first support 18 is connected to the track 1 through a second bearing wheel set 17 and runs along the direction of the track 1, the second support 19 is hinged to one end of the first support 18, and a lifting hydraulic cylinder 20 is hinged between the first support 18 and the second support 19, so that the spiral sludge collecting unit 21 connected inside the second support 19 is switched between a working position and an idle position.
A mud guard 24 is arranged on one side of the second support 19, gaps are formed in the bottom and two ends of the mud guard 24, the slurry pump 22 is connected to the second support 19 and surrounded by the mud guard 24, a feed inlet of the slurry pump 22 faces the gap in the bottom of the mud guard 24, a discharge outlet is connected with a mud discharge hose 23, and the mud discharge hose 23 is connected with a mud discharge main pipe 7.
Two sections of spiral blades with opposite rotation directions are arranged on two sides of the slurry pump 22, the far ends of the two sections of spiral blades face gaps at two ends of the mud guard 24, the two sections of spiral blades rotate to push sludge to move towards a feed inlet of the slurry pump 22, and the sludge is provided with power by the slurry pump and is transported to the coal water separation unit through the sludge discharge hose 23 and the sludge discharge main pipe 7.
Specifically, the method comprises the following steps:
as shown in figure 1, the system comprises a track 1, a driving unit 2, a hydraulic station 3, a dredging unit 4, a plurality of cable supporting trolleys 5, cables 6, a sludge discharge main pipe 7 and a coal-water separation unit 8.
The track 1 is hung and installed on the top of the water sump.
The driving unit 2, the hydraulic station 3 and the dredging unit 4 are all arranged on the track 1 through bearing wheels, are connected with each other through a connecting rod 9 and can run along the track, and the sequence of the driving unit 2, the hydraulic station 3 and the dredging unit 4 on the track 1 can be flexibly determined according to field conditions.
The coal water separation unit 8 is arranged in a roadway outside the water sump, and sludge collected by the dredging unit 4 is sent to the coal water separation unit 8 through the sludge discharge main pipe 7 to separate water and solid matters in the sludge.
The cable supporting trolleys 5 are suspended on the track 1 and connected in series with each other, are connected with each other through flexible pieces 10 and can run along the track; the cable 6 and the mud pipe 7 are fixed on the cable supporting trolley 5.
In this embodiment, track 1 is formed by the connection of multistage I-steel, hangs on the sump roof through the round-link chain, and round-link chain one end is fixed on the track, and the other end passes through the stock to be fixed on the sump roof.
The track 1 can also be fixed on the top plate of the water sump through a bracket.
As shown in fig. 2 and 3, the driving unit 2 is used for driving the whole equipment group (dredging unit, hydraulic station, cable supporting trolley, etc.) to advance or retreat on the track. The driving unit has two structural forms:
the first driving unit comprises a first bearing wheel set 11 and a driving wheel set 12, the first bearing wheel set 11 can run on the track 1, the driving wheel set 12 is driven by an electric motor or a hydraulic motor, two wheels of the driving wheel set 12 are clamped on the track 1 through an oil cylinder 13, and the driving wheel set 12 rotates to drive the driving unit to move forwards or backwards on the track.
And the second driving unit comprises a first bearing wheel set 11, a first brake module 14, a second brake module 15 and a pushing hydraulic cylinder 16, the first bearing wheel set 11 can run on the rail, and the pushing hydraulic cylinder 16 is hinged between the first brake module 14 and the second brake module 15. The operation mode of the drive unit: the first brake module 14 is clamped on the track 1, the second brake module 15 is loosened, the pushing hydraulic cylinder 16 is extended to push the second brake module 15 to advance for a certain distance, then the second brake module 15 is clamped on the track 1, the first brake module 14 is loosened, the pushing hydraulic cylinder 16 is shortened to pull the first brake module 14 to advance for a certain distance, and the operation is circulated in such a way, so that the driving unit is enabled to advance or retreat in a stepping mode.
In this embodiment, the first driving unit is a friction driving unit as shown in fig. 2, and the second driving unit is a step driving unit as shown in fig. 3.
The driving unit can be arranged at any position of the equipment group, is connected with adjacent equipment through the connecting rod, and can be provided with a plurality of groups of driving units according to the length of the water sump.
The hydraulic station is hung on the track through the first bearing wheel set 11 and can run back and forth on the track, and the motor drives the hydraulic pump to generate high-pressure hydraulic oil so as to provide power for the whole coal slime dredging system.
As shown in fig. 1 and 4: the dredging unit comprises a second bearing wheel set 17, a first support 18, a second support 19, a lifting hydraulic cylinder 20, a spiral sludge collecting unit 21, a slurry pump 22 and a sludge discharge hose 23, wherein the second bearing wheel set 17 is installed on the first support 18, the second bearing wheel set 17 is hung on the track 1 and can move back and forth on the track 1, the second support 19 is hinged to one end of the first support 18, the lifting hydraulic cylinder 20 is hinged to and installed between the first support 18 and the second support 19, when the lifting hydraulic cylinder 20 stretches out and draws back, the second support 19 can rotate around a hinged point of the first support 18 and the second support 19, and a mudguard 24 is arranged on the second support.
Spiral collection mud unit 21 includes two sections helical blade, helical blade actuating system, and helical blade sets up in the fender 24 of second support 19, and two sections helical blade revolve to opposite, and sediment stuff pump 22 sets up in two sections helical blade's middle vacancy department, and row mud hose 23 connects sediment stuff pump mud drainage mouth and row mud and is responsible for 7, and helical blade actuating system has two kinds of pattern:
first, two hydraulic motors 25 are provided at one end of the spiral vanes, respectively, and each hydraulic motor drives the corresponding spiral vane to rotate, thereby pushing the sludge toward the inlet of the slurry pump 22.
And the second type comprises a hydraulic motor 25, a gear transmission unit 26 and two chain transmission systems, wherein the hydraulic motor 25 and the gear transmission unit 26 are arranged on the second support 19, the gear transmission unit 26 is provided with two output shafts, each output shaft is provided with a driving chain wheel 27, one end of each of the two spiral blades is provided with a driven chain wheel 28, the driving chain wheels and the driven chain wheels are connected together through chains, and the power of the hydraulic motor 25 is transmitted to the spiral blades through the two output shafts and the corresponding chain wheels by utilizing the gear transmission unit 26, so that the sludge is pushed to move towards the inlet direction close to the slurry pump 22.
As shown in fig. 5, the mudguard 24 is located on one side of the second bracket 19 connected with the lifting hydraulic cylinder 20, the slurry pump 22 is located on the other side, the spiral slurry collecting unit 21 is located at the bottom of the second bracket 19, the mudguard 24 surrounds the slurry pump 22 and the spiral slurry collecting unit 21 inside, when the dredging unit is located at a working position, the mudguard 24 separates sludge to be cleaned from clean water, the spiral slurry collecting unit 21 pushes the sludge entering from the far-end gap and the sludge on the side to be cleaned into the feed inlet of the slurry pump, and the sludge is delivered to the outside of the sump through the slurry pump via a pipeline.
Along with the going on of desilting, inside can form clear water layer and the remaining silt layer that is located clear water layer bottom gradually of sump, the mode that the fender surrounded the sediment stuff pump can prevent that the sediment stuff pump from absorbing water from the region that the clearance finishes and causing the desilting efficiency to descend, the mode that the fender surrounded spiral album mud unit simultaneously can further control the region that the desilting unit cleared up, cooperates the action of drive unit to clear up the silt in the sump gradually.
The coal water separation unit 8 can be a centrifugal solid-liquid separator, a stacked screw solid-liquid separator, a filter-pressing solid-liquid separator or a belt solid-liquid separator, and the embodiment is not limited, and the coal water separation unit is arranged in the level outside the water bunker.
When the system works, the driving unit 2 provides power through the hydraulic station 3 to drive the dredging unit 4 and the plurality of groups of cable supporting trolleys 5 to move along the direction of the track 1, so that the dredging unit 4 can stop at any position in a water sump or a roadway and perform sludge collection operation.
By the action of the lifting hydraulic cylinder 20, the spiral sludge collecting unit 21 of the dredging unit 4 is switched between a working position and an idle position, for example, in this embodiment, the spiral sludge collecting unit 21 is in the working position when vertical, and in the idle position when horizontal, and can be driven by the driving unit to move along the track to a required dredging position when in the idle position.
Silt that desilting unit 4 was collected is responsible for 7 through the row's mud that holds in the palm cable dolly 5 and is transported to the coal moisture that is in the tunnel outside and separate unit 8, during the desilting, the sump can normally impound the drainage, does not need the evacuation sump, need not stop the sump, thus do not influence the operation of digging in the pit to also need not wait the coal slime deposit to certain thickness and concentrate the desilting, do not need personnel to get into the sump operation simultaneously, thereby it is safe high-efficient.
The operation of the driving unit is controlled to periodically carry out itinerant dredging or dredging according to a set period, so that the coal slime in the water sump is ensured not to be deposited to influence the normal use of the water sump.
The driving unit adopts a friction type driving structure or a stepping type driving structure, is arranged among the hydraulic station, the dredging unit and the cable supporting trolley and transmits power through the connecting rod, can meet different underground dredging requirements, and has wider adaptability.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A coal mine underground water bin clearing system is characterized in that: the method comprises the following steps: the water sump dredging device comprises a track which is laid along the direction of an underground roadway and is located in the top space of a water sump, wherein a driving unit, a hydraulic station, a dredging unit and a plurality of groups of cable-supporting trolleys are arranged on the track, the driving unit, the hydraulic station, the dredging unit and the plurality of groups of cable-supporting trolleys are connected through a connecting rod, the driving unit provides power through the hydraulic station to drive the dredging unit and the plurality of groups of cable-supporting trolleys to move along the track direction, the dredging unit collects sludge at any position of the water sump, and the sludge collected by the dredging unit is conveyed to a coal water separation unit through a sludge discharge main pipe 7 carried by the cable-supporting trolleys.
2. The coal mine underground water silo clearing system as claimed in claim 1, characterized in that: the driving unit includes a first driving unit or a second driving unit.
3. The coal mine underground water bunker cleaning system as claimed in claim 2, wherein: the first driving unit comprises a first bearing wheel set and a driving wheel set which are connected to the track and move along the track, two wheels of the driving wheel set are clamped on the track through the action of the oil cylinder, and the driving wheel set rotates under the clamping state of the oil cylinder to drive the dredging unit and the plurality of groups of cable supporting trolleys to move forwards or backwards along the track.
4. The coal mine underground water bunker cleaning system as claimed in claim 2, wherein: the second driving unit comprises first bearing wheel sets connected to two ends of the pushing hydraulic cylinder, the first bearing wheel sets run along the rail and are connected to the rail, a first brake module and a second brake module are arranged at two ends of the pushing hydraulic cylinder respectively, and the first brake module and the second brake module alternately act to cooperate with the telescopic action of the pushing hydraulic cylinder to drive the dredging unit and the plurality of groups of cable supporting trolleys to move forwards or backwards along the rail direction.
5. The coal mine underground water silo clearing system as claimed in claim 1, characterized in that: the dredging unit comprises a first support, a second support and a spiral sludge collecting unit, the first support is connected to the rail through a second bearing wheel set and runs along the rail direction, the second support is hinged to one end of the first support, and the lifting hydraulic cylinder is hinged between the first support and the second support, so that the spiral sludge collecting unit connected inside the second support is switched between a working position and an idle position.
6. The coal mine underground water bunker cleaning system as claimed in claim 5, wherein: the second support lateral part is equipped with the fender, and fender bottom and both ends have the breach, and the sediment stuff pump is connected on the second support and is surrounded by the fender, and the feed inlet of sediment stuff pump is towards the breach of fender bottom, and the mud hose is arranged in the discharge gate connection of sediment stuff pump, arranges the mud hose and arranges the mud and be responsible for and be connected.
7. The coal mine underground water silo clearing system as claimed in claim 6, characterized in that: two sides of the slurry pump are provided with two sections of spiral blades which are opposite in rotating direction, the far ends of the two sections of spiral blades face the gaps at the two ends of the mudguard, the two sections of spiral blades rotate to push sludge to move towards the feed inlet of the slurry pump, and the sludge is provided with power through the slurry pump and is transported to the coal-water separation unit through the sludge discharge hose and the sludge discharge main pipe.
8. The coal mine underground water silo clearing system as claimed in claim 7, characterized in that: the blade driving system connected with the spiral blade comprises a first blade driving system or a second blade driving system;
the first blade driving system comprises hydraulic motors respectively connected to one ends of the spiral blades, and the two hydraulic motors respectively drive the corresponding spiral blades to rotate, so that sludge is pushed to move towards the direction close to the feeding hole of the slurry pump.
9. The coal mine underground water bunker cleaning system as claimed in claim 7, wherein: the second blade driving system comprises a gear transmission unit connected with the hydraulic motor, the gear transmission unit is provided with two output shafts and is respectively connected with driving chain wheels, each driving chain wheel is connected with a corresponding driven chain wheel through a chain, each driven chain wheel is connected at one end of a corresponding spiral blade, and the power of the hydraulic motor is transmitted to the spiral blades through two output shafts and the corresponding chain wheels by utilizing the gear transmission unit, so that sludge is pushed to move towards the direction close to the feed inlet of the slurry pump.
10. The coal mine underground water bunker cleaning system as claimed in claim 1, wherein: the coal water separation unit is arranged in a roadway outside the water sump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211253481.8A CN115434380A (en) | 2022-10-13 | 2022-10-13 | Coal mine underground water bin clearing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211253481.8A CN115434380A (en) | 2022-10-13 | 2022-10-13 | Coal mine underground water bin clearing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115434380A true CN115434380A (en) | 2022-12-06 |
Family
ID=84250908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211253481.8A Pending CN115434380A (en) | 2022-10-13 | 2022-10-13 | Coal mine underground water bin clearing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115434380A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2264760Y (en) * | 1996-05-08 | 1997-10-15 | 张日养 | Sludge-collecting pump |
| CN201398037Y (en) * | 2009-04-16 | 2010-02-03 | 宝山钢铁股份有限公司 | Power supply device of RH steel ladle trolley |
| CN201498965U (en) * | 2009-09-22 | 2010-06-02 | 新兴铸管股份有限公司 | Cable protection device of tundish car |
| CN102790368A (en) * | 2011-05-17 | 2012-11-21 | 中国石油化工集团公司 | Suspension type cable moving device for offshore platform |
| CN104108645A (en) * | 2014-03-10 | 2014-10-22 | 山东煤机装备集团有限公司 | Novel driving device with single directly-connected motor for monorail crane |
| CN205444279U (en) * | 2016-02-26 | 2016-08-10 | 徐州天科机械制造有限公司 | System of bringing down stocks does not cut off water |
| WO2018032801A1 (en) * | 2016-08-16 | 2018-02-22 | 江苏省水利机械制造有限公司 | Self-propelled sediment separating and collecting equipment |
| CN111997681A (en) * | 2020-08-24 | 2020-11-27 | 山东中衡光电科技有限公司 | Mining intelligent support carrying device and carrying method thereof |
| CN114991245A (en) * | 2022-07-07 | 2022-09-02 | 山东鲁班机械科技有限公司 | Mining sump desilting system |
-
2022
- 2022-10-13 CN CN202211253481.8A patent/CN115434380A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2264760Y (en) * | 1996-05-08 | 1997-10-15 | 张日养 | Sludge-collecting pump |
| CN201398037Y (en) * | 2009-04-16 | 2010-02-03 | 宝山钢铁股份有限公司 | Power supply device of RH steel ladle trolley |
| CN201498965U (en) * | 2009-09-22 | 2010-06-02 | 新兴铸管股份有限公司 | Cable protection device of tundish car |
| CN102790368A (en) * | 2011-05-17 | 2012-11-21 | 中国石油化工集团公司 | Suspension type cable moving device for offshore platform |
| CN104108645A (en) * | 2014-03-10 | 2014-10-22 | 山东煤机装备集团有限公司 | Novel driving device with single directly-connected motor for monorail crane |
| CN205444279U (en) * | 2016-02-26 | 2016-08-10 | 徐州天科机械制造有限公司 | System of bringing down stocks does not cut off water |
| WO2018032801A1 (en) * | 2016-08-16 | 2018-02-22 | 江苏省水利机械制造有限公司 | Self-propelled sediment separating and collecting equipment |
| CN111997681A (en) * | 2020-08-24 | 2020-11-27 | 山东中衡光电科技有限公司 | Mining intelligent support carrying device and carrying method thereof |
| CN114991245A (en) * | 2022-07-07 | 2022-09-02 | 山东鲁班机械科技有限公司 | Mining sump desilting system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110155616A (en) | Super large mining height, high-pressure frequency-conversion one drive-type drag conveyor | |
| CN103696451B (en) | Mine underground screw sump cleaner | |
| CN101936181B (en) | Automatic sludge discharging system for mine sump | |
| CN101864781A (en) | Mining machine for dredging | |
| CN111946359B (en) | Novel muddy water formula shield tunnelling all-in-one | |
| CN116837927A (en) | Intelligent online cleaning system for coal mine water sump | |
| CN110593948B (en) | Intelligent cleaning system for water bin coal water separation | |
| CN115434380A (en) | Coal mine underground water bin clearing system | |
| CN106621492A (en) | Truss-vehicle type dredging machine | |
| CN210660058U (en) | Gas-water-slag separation crawler trolley with integrally-rotating separation box cylinder | |
| CN112295272A (en) | Submersible reciprocating type multifunctional mud scraping and sucking integrated machine and gradual trap removal method thereof | |
| CN210564523U (en) | Coal cleaning device for fully mechanized coal mining face end mining machine | |
| CN2830518Y (en) | Dibhole clearing machine | |
| CN104609523B (en) | Accrete clearing device is exempted from water-house coal mud pre-separation | |
| CN211448763U (en) | Automatic storage, filtration and transfer device of formula coal water that moves certainly in pit stope | |
| CN203498892U (en) | Coal mine underground screw type cleaning machine | |
| CN204734992U (en) | Secondary sedimentation tank scrapes suction dredge drive arrangement assembly | |
| CN210440082U (en) | Coal mine central sump for on-line continuous dredging | |
| CN212358238U (en) | River channel garbage cleaning equipment for water source protection | |
| CN111301991A (en) | Equipment for cleaning accumulated coal at bottom of main conveying belt | |
| CN203598543U (en) | Traveling crane type pump suction dredger for treating unsteady wastewater | |
| CN204490578U (en) | Accrete clearing device is exempted from water-house coal mud pre-separation | |
| CN217352672U (en) | Stirring and dredging device for bottom of coal mine sump | |
| CN205995093U (en) | A kind of purlin vehicle type bagger | |
| CN110725683A (en) | Slurry circulation slag discharging system for shaft boring machine |
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 |