CN113202555B - Automatic drainage system and method - Google Patents
Automatic drainage system and method Download PDFInfo
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- CN113202555B CN113202555B CN202110600356.9A CN202110600356A CN113202555B CN 113202555 B CN113202555 B CN 113202555B CN 202110600356 A CN202110600356 A CN 202110600356A CN 113202555 B CN113202555 B CN 113202555B
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- 238000000034 method Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 484
- 238000012806 monitoring device Methods 0.000 claims abstract description 110
- 230000007246 mechanism Effects 0.000 claims description 166
- 230000003014 reinforcing effect Effects 0.000 claims description 23
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000006073 displacement reaction Methods 0.000 claims description 12
- 230000000630 rising effect Effects 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 2
- 239000003245 coal Substances 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 8
- 230000002787 reinforcement Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F16/00—Drainage
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/64—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type without mechanical transmission elements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/30—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats
- G01F23/76—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats characterised by the construction of the float
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Non-Electrical Variables (AREA)
Abstract
The disclosure provides an automatic drainage system and method, relates to the technical field of coal mine drainage, and can solve the problem that a water pump idles when water in a water sump is not overflowed frequently in time or the water in the water sump is not used. An automatic drainage system comprising: the water level monitoring device is arranged in the water sump, the water pump is arranged in the water sump, and the controller is electrically connected with the water pump; the controller is connected with the water level signal monitoring device and the water pump; the water level signal monitoring device moves up and down along with the water level in the water bin; the water level signal monitoring device sends a water pump start-stop signal to the controller, and the controller controls the water pump to work. The automatic water draining method is based on the automatic water draining system. According to the automatic drainage system, an automatic drainage scheme is adopted, and unmanned drainage is realized at each temporary drainage point in the pit, so that manpower resources are saved, and accumulated water is prevented from overflowing.
Description
Technical Field
The disclosure relates to the field of coal mine drainage, in particular to an automatic drainage system and method.
Background
In order to discharge the water quantity in the coal mine, a large number of water pumps are needed, so that the water drainage occupies more personnel and the water sump drainage is not timely and frequently overflowed.
More specifically, because of a plurality of places for draining the parking lot under the mine, the management difficulty is high, the water in the water sump is found to be full in some time and is not started up in long-term drainage, water overflows the water sump, and the water sump is left idle in some times after no water is pumped.
In view of this, it is necessary to develop an automatic drainage system and method to solve the problem that the water pump idles when the water sump is not timely overflowed or the water sump is empty.
Disclosure of Invention
The embodiment of the disclosure provides an automatic drainage system and a method, which adopt an automatic drainage scheme, realize unattended drainage at each temporary drainage point in the pit, save manpower resources and prevent accumulated water from overflowing.
In order to achieve the above object, the embodiments of the present disclosure adopt the following technical solutions:
in one aspect, an automatic drainage system is provided, comprising: the water level monitoring device is arranged in the water sump, the water pump is arranged in the water sump, and the controller is electrically connected with the water pump; the controller is connected with the water level signal monitoring device and the water pump;
the water level signal monitoring device moves up and down along with the water level in the water bin; the water level signal monitoring device sends a water pump start-stop signal to the controller, and the controller controls the water pump to work.
In combination with an aspect, in a possible implementation manner, the water level signal monitoring device rises along with the rise of the water level in the water bin, and sends a water pump starting signal to the controller when the water level signal monitoring device moves to the highest point;
the water level signal monitoring device descends along with the water level in the water sump, and when the water level signal monitoring device moves to the lowest point, a water pump pause signal is sent to the controller;
the lowest point is matched with the low water level point in the water sump, and the highest point is matched with the high water level point in the water sump.
With reference to the first aspect, in a possible implementation manner, the water level signal monitoring device pushes the water in the water bin to rise by using upward floating acting force of the water when the water level rises;
the water level signal monitoring device controls the water in the water bin to descend by utilizing upward floating acting force of the water and an upward buoyancy mechanism;
the distance between the low point of the water level in the water bin and the bottom of the water bin is 0.5 cm-1.5 cm, and the distance between the high point of the water level in the water bin and the mouth of the water bin is 1 cm-2.5 cm.
According to the embodiment of the disclosure, the water level low point is 0.5 cm-1.5 cm away from the bottom of the bin, and when the water level is 0 (namely no water in the bin), upward floating acting force on the water level signal monitoring device is lost, so that the water level signal monitoring device is extremely easy to be blocked at the bottom of the bin, the water level signal monitoring device stays at the bottom of the bin for a long time when the water level in the bin rises, and a signal cannot be accurately and timely sent to the controller. The high-point distance of the water level of this disclosed embodiment is 1cm ~2.5cm from the mouth of water sump, mainly based on two aspects consider: 1. the water level signal monitoring device sends a signal to the controller, and the controller controls the water pump to start for a time interval, so that water in the water bin is prevented from rapidly rising to the bin opening to cause water overflow to the water bin when the water quantity is too large, and water is not discharged timely; 2. when the water level overflows from the water sump or is about to overflow from the water sump, the water level signal monitoring device is extremely easy to be blocked at the water sump opening, and the water level signal monitoring device stays at the water sump opening for a long time when the water level in the water sump is caused to fall, so that the signal can not be accurately and timely sent to the controller.
In combination with an aspect, in a possible implementation manner, the water level signal monitoring device includes a guide member fixed in the bin, a moving mechanism movably arranged above the guide member, and an increasing buoyancy mechanism fixedly arranged above the guide member and connected with the moving mechanism;
the moving mechanism pushes the guide piece to rise by utilizing the upward floating acting force of water when the water surface rises in the water bin when the water surface rises, and the moving mechanism controls the guide piece to fall by utilizing the upward floating acting force of the water and the buoyancy increasing mechanism when the water surface falls;
the lower surface of the moving mechanism is 0.5 cm-1.5 cm away from the bottom of the water sump when the water level in the water sump is low, and the upper surface of the moving mechanism is 1 cm-2.5 cm away from the sump opening of the water sump when the water level in the water sump is high;
the buoyancy increasing mechanism pumps gas to the moving mechanism when the moving mechanism descends to increase the upward floating force of the moving mechanism.
With reference to an aspect, in one possible implementation manner, the water level signal monitoring device further includes a switching mechanism and a buffer mechanism;
the conversion mechanism is connected with the moving mechanism, and converts the vertical acting force of the moving mechanism into a rotating acting force when the moving mechanism floats upwards;
the buffer mechanism is connected with the conversion mechanism, and controls the water level signal monitoring device to send the signal intensity to the controller when the conversion mechanism acts.
When the water surface rises, the moving mechanism automatically moves upwards under the action of upward floating acting force, and when the water surface descends, the moving mechanism automatically descends under the action of upward floating acting force, the moving mechanism drives the additional buoyancy mechanism to act, gas is continuously filled into the moving mechanism, the upward floating acting force is further improved, and the higher the water surface is, the more accurate the floating is realized; and when the moving mechanism floats upwards, the buffer mechanism is driven by the conversion mechanism to act, so that the moving part can reach the highest point/the lowest point in advance, and the liquid difference value of the water surface is detected according to the strength of the alarm signal, thereby playing the function of detecting the liquid difference.
With reference to an aspect, in one possible implementation manner, the method further includes: and the check valve is arranged on the water outlet pipeline of the water pump and used for preventing water discharged by the water pump from flowing back.
In another aspect, there is provided an automatic drainage method, comprising:
the water level signal monitoring device moves upwards along with the rising of the water level in the water bin until the water level signal monitoring device moves to the highest point;
the water level signal monitoring device sends a water pump starting signal to the controller;
the controller controls the water pump to discharge water in the water bin, and the water level in the water bin gradually drops;
the water level signal monitoring device moves downwards along with the water level in the water bin until the water level signal monitoring device moves to the lowest point;
the water level signal monitoring device sends a water pump stop signal to the controller;
the controller controls the water pump to stop draining, and the water level in the water bin gradually rises;
and repeating the process to perform the next round of drainage action.
In combination with another aspect, in a possible implementation manner, the water level signal monitoring device moves up along with the rising of the water level in the water bin, and includes:
the moving mechanism of the water level signal monitoring device moves upwards along the guide piece of the water level signal monitoring device along with the rising of the water surface in the water bin;
the moving mechanism pushes the water bin to rise along the guide piece by utilizing upward floating acting force of water when the water surface rises in the water bin when the water surface rises;
the water level signal monitoring device moves downwards along with the water level in the water bin, and comprises:
the moving mechanism of the water level signal monitoring device moves downwards along the guide piece of the water level signal monitoring device along with the descending of the water surface in the water bin;
when the water surface descends, the moving mechanism controls the water surface to descend along the guide piece by utilizing upward floating acting force of the water and an additional upward buoyancy mechanism of the water level signal monitoring device;
the additional buoyancy mechanism pumps gas into the displacement mechanism as the displacement mechanism descends to increase the upward floating force of the displacement mechanism.
With reference to an aspect, in one possible implementation manner, the method further includes:
the check valve prevents water discharged by the water pump from flowing back in the process of discharging water in the water bin by the water pump.
In the present disclosure, there are at least the following technical effects or advantages:
according to the embodiment of the disclosure, by adopting an automatic drainage scheme, unattended drainage is realized at each temporary drainage point in the pit, so that manpower resources are saved and accumulated water is prevented from overflowing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments of the present invention or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an automatic drainage system provided in accordance with some embodiments of the present disclosure;
FIG. 2 is a schematic diagram of a water level signal monitoring device according to some embodiments of the present disclosure installed in a water sump;
FIG. 3 is a flow chart of an automatic water drainage method provided in accordance with some embodiments of the present disclosure;
reference numerals: 1-a controller; 2-a water level signal monitoring device; 21-a guide; 22-monitoring the body; 23-moving member; 24-float; 25-buoyancy reinforcement; a 26-buoyancy generating unit; a 27-cavity change unit; 28-an upbuoyancy transfer unit; 29-outgoing lines; 210-a water level signal transmission module; 3-a water pump; 4-check valve; 5-water level; 6-a water bin.
Detailed Description
The present disclosure is described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the disclosure, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present disclosure by those skilled in the art.
Referring to fig. 1 and 2, an embodiment of the present disclosure provides an automatic drainage system, including: the water level signal monitoring device 2 is arranged in the water sump 6, the water pump 3 is arranged in the water sump 6, and the controller 1 is electrically connected with the water pump 3; the controller 1 is connected with the water level signal monitoring device 2 and the water pump 3; the water level signal monitoring device 2 moves up and down along with the water level in the water bin 6; the water level signal monitoring device 2 sends a water pump 3 start-stop signal to the controller 1, and the controller 1 controls the water pump 3 to work.
With continued reference to fig. 1 and 2, an embodiment of the present disclosure provides an automatic drainage system, which includes, in addition to a water level signal monitoring device 2, a water pump 3, and a controller 1: and a check valve 4 arranged on the water outlet pipeline of the water pump 3, wherein the check valve 4 prevents water discharged by the water pump 3 from flowing back. With continued reference to fig. 1, the automatic drainage system according to the embodiment of the present disclosure includes a controller 1, a water level signal monitoring device 2, a water pump 3, and a check valve 4. The water pump 3 in the embodiment of the disclosure is preferably a submersible pump 3, when the water level signal monitoring device 2 detects that the water level of the water bin 6 reaches a water feeding site, a signal is sent to the controller 1, and the controller 1 starts the submersible pump 3 to start pumping water; when the water level signal monitoring device 2 detects that the water level of the water bin 6 falls to a water-descending point, a signal is sent to the controller 1, and the controller 1 turns off the power supply of the submersible pump 3 to stop water drainage. The check valve 4 is used to prevent the back flow of the discharged water.
In practical application, the water level signal monitoring device 2 of the embodiment of the invention rises along with the rising of the water level in the water sump 6, and when the water level signal monitoring device 2 moves to the highest point, a water pump 3 starting signal is sent to the controller 1; the water level signal monitoring device 2 of the embodiment of the invention descends along with the descending of the water level in the water bin 6, and a water pump 3 pause signal is sent to the controller 1 when the water level signal monitoring device 2 moves to the lowest point; the lowest point matches the low water level point in the water sump 6, and the highest point matches the high water level point in the water sump 6.
According to the embodiment of the invention, the lowest point is matched with the low point of the water level in the water sump 6, the highest point is matched with the high point of the water level in the water sump 6, the water pump 3 stops rotating when the water level signal monitoring device 2 moves to the lowest point, and water in the water sump 6 is stopped being discharged; when the water level signal monitoring device 2 moves to the highest point, the water pump 3 starts to rotate, and water in the water sump 6 starts to be discharged.
More specifically, the water level signal monitoring device 2 pushes the water level signal monitoring device 2 to rise by utilizing upward floating acting force of water when the water level in the water sump 6 rises; the water level signal monitoring device 2 controls the water level signal monitoring device 2 to descend by utilizing upward floating acting force of water and an additional buoyancy mechanism when the water level in the water bin 6 descends; the low point of the water level in the water sump 6 is 0.5 cm-1.5 cm away from the bottom of the water sump 6, and the high point of the water level in the water sump 6 is 1 cm-2.5 cm away from the mouth of the water sump 6.
According to the embodiment of the invention, the low water level point is 0.5 cm-1.5 cm away from the bottom of the water bin, and when the water level is 0 (namely no water in the water bin), the upward floating acting force on the water level signal monitoring device 2 is lost, so that the water level signal monitoring device 2 is extremely easy to be blocked at the bottom of the water bin 6, the water level signal monitoring device 2 stays at the bottom of the water bin 6 for a long time when the water level in the water bin 6 rises, and a signal cannot be accurately and timely sent to the controller 1. The high-point distance of the water level of the embodiment of the invention from 1cm to 2.5cm from the bin opening of the water bin 6 is mainly based on two aspects: 1. the water level signal monitoring device 2 sends a signal to the controller 1, and the controller 1 controls the water pump 3 to start for a time interval, so that water in the water bin 6 rapidly rises to the bin opening to cause water overflow the water bin 6 when the water quantity is too large, and water is not discharged timely; 2. when the water level overflows from the water sump 6 or is about to overflow from the water sump 6, the water level signal monitoring device 2 is extremely easy to be blocked at the water sump 6, the water level signal monitoring device 2 stays at the water sump 6 for a long time when the water level in the water sump 6 is triggered to fall, and a signal cannot be accurately and timely sent to the controller 1.
With continued reference to fig. 2, the water level signal monitoring device 2 according to the embodiment of the present invention includes a guide member 21 fixed in the bin, a moving mechanism movably disposed above the guide member 21, and an additional buoyancy increasing mechanism fixedly disposed above the guide member 21 and connected to the moving mechanism; the moving mechanism pushes the water bin 6 to ascend along the guide piece 21 by using the upward floating acting force of the water when the water surface ascends, and the moving mechanism controls the water bin 6 to descend along the guide piece 21 by using the upward floating acting force of the water and the buoyancy increasing mechanism when the water surface descends; the lower surface of the moving mechanism is 0.5 cm-1.5 cm away from the bottom of the water sump 6 when the water level in the water sump 6 is low, and the upper surface of the moving mechanism is 1 cm-2.5 cm away from the mouth of the water sump 6 when the water level in the water sump 6 is high; the additional buoyancy mechanism pumps gas into the displacement mechanism as the displacement mechanism descends to increase the upward floating force of the displacement mechanism.
As a first implementation manner, when the water surface rises, the moving mechanism automatically moves upwards under the upward floating acting force, so that the higher the water surface is, the higher the moving mechanism floats upwards; as a second implementation mode, when the water surface rises, the moving mechanism automatically moves upwards under the upward floating acting force, the moving mechanism drives the buoyancy increasing mechanism to act, the buoyancy increasing mechanism is additionally provided with air which is continuously filled into the moving mechanism, the upward floating acting force is further improved, and the upward floating stability of the moving mechanism when the water surface is higher is further realized.
The water level signal monitoring device 2 of the embodiment of the present disclosure further includes a conversion mechanism and a buffer mechanism; the conversion mechanism is connected with the moving mechanism and converts the vertical acting force of the moving mechanism into a rotating acting force when the moving mechanism floats upwards; the buffer mechanism is connected with the switching mechanism, and controls the water level signal monitoring device 2 to send the signal intensity to the controller 1 when the switching mechanism acts.
When the water surface rises, the moving mechanism automatically moves upwards under the action of upward floating acting force, and when the water surface descends, the moving mechanism automatically descends under the action of upward floating acting force, the moving mechanism drives the additional buoyancy mechanism to act, gas is continuously filled into the moving mechanism, the upward floating acting force is further improved, and the higher the water surface is, the more accurate the floating is realized; and the buffer mechanism is driven to act by the conversion mechanism while the moving mechanism floats upwards, so that the moving member 23 is predicted to reach the highest point/lowest point in advance.
According to the embodiment of the disclosure, when the moving mechanism floats upwards, the buffer mechanism is driven to act by the conversion mechanism, so that the moving member 23 is predicted to reach the highest point/lowest point in advance, and the function of early warning the water level is achieved.
With continued reference to fig. 2, a water level signal monitoring device 2 according to an embodiment of the present invention includes a guide member 21, a moving mechanism, an additional buoyancy mechanism, a conversion mechanism, and a buffer mechanism, wherein the guide member 21 is fixed on a sidewall in a bin; the moving mechanism is movably arranged above the guide piece 21, and floats upwards when the water surface rises to convert the upward floating acting force into a driving force; the buoyancy adding mechanism is fixedly arranged above the guide piece 21 and is connected with the moving mechanism, and when the moving mechanism descends, gas is pumped into the moving mechanism to increase upward floating acting force, so that the movement stability of the moving mechanism is improved; the conversion mechanism is connected with the moving mechanism and converts the driving force provided by the moving mechanism into a rotating moment when the moving mechanism floats upwards; the buffer mechanism is connected with the switching mechanism, and the buffer mechanism predicts the moving member 23 to reach the highest point/lowest point in advance when the switching mechanism operates. When the water surface rises, the moving mechanism automatically moves upwards under the action of upward floating acting force, the moving mechanism drives the buoyancy adding mechanism to act, and gas is continuously filled into the moving mechanism, so that the upward floating acting force is further improved, and the higher the water surface is, the more accurate the floating is realized; and the buffer mechanism is driven to act by the conversion mechanism while the moving mechanism floats upwards, so that the moving member 23 is predicted to reach the highest point/lowest point in advance.
With continued reference to fig. 2, the moving mechanism includes a moving member 23, a floating member 24, and a buoyancy reinforcing member 25, where the moving member 23 is vertically movably disposed above the guiding member 21, and the moving member 23 automatically moves up and down when the water level in the water sump 6 increases or decreases; the floating piece 24 is fixed at the bottom end of the moving piece 23, and the floating piece 24 pushes the moving piece 23 to move up and down; the buoyancy reinforcement 25 is fixed on the floating member 24, and the buoyancy reinforcement 25 increases the upward floating acting force between the floating member 24 and the water surface in the water sump 6; a guide piece 21 which is in sliding fit with the moving piece 23 is vertically fixed above the guide piece 21; the embodiment of the disclosure restrains the up-and-down movement track of the moving member 23 through the guide member 21, and when the water surface height increases, the floating member 23 is driven to vertically lift along the guide member 21 by the floating upward floating force of the floating member 24 and the buoyancy reinforcing member 25.
The buoyancy increasing mechanism of the embodiment of the present disclosure includes a buoyancy generating unit 26, a cavity varying unit 27, and a buoyancy transferring unit 28, the buoyancy generating unit 26 is fixed above the guide 21 through the monitoring body 22, the cavity varying unit 27 is sealingly and slidably disposed in the buoyancy generating unit 26, and the buoyancy transferring unit 28 communicates the upper portion of the buoyancy generating unit 26 with the buoyancy reinforcing member 25. The cavity changing unit 27 is fixed at the upper end of the moving member 23, and a through hole for the moving member 23 to pass through is formed at the lower part of the upward buoyancy generating unit 26; when the moving member 23 moves upwards under the action of the upward floating acting force of the floating member 24 and the buoyancy reinforcing member 25, the cavity changing unit 27 is driven to slide upwards in a sealing way along the inner wall of the upward buoyancy generating unit 26, the cavity changing unit 27 in the sealing way extrudes air at the upper part of the upward buoyancy generating unit 26 to be discharged into the buoyancy reinforcing member 25 through the upward buoyancy transferring unit 28, so that the buoyancy reinforcing member 25 is further blown up, the contact area with the water surface is increased, the upward floating acting force is increased, and the moving stability is maintained. When the moving member 23 moves downwards under the action of the upward floating acting force of the floating member 24 and the buoyancy reinforcing member 25, the cavity changing unit 27 is driven to slide downwards in a sealing manner along the inner wall of the upward floating force generating unit 26, the cavity changing unit 27 in the sealing sliding manner extrudes air at the lower part of the upward floating force generating unit 26 to be discharged into the buoyancy reinforcing member 25 through the upward floating force transferring unit 28, so that the buoyancy reinforcing member 25 blows reversely, the contact area with the water surface is increased, the upward floating acting force is increased, and the moving stability is maintained.
The buffer mechanism of the embodiment of the present disclosure includes a lateral box, a screw transmission unit, and a lateral moving unit, the lateral box being horizontally and fixedly installed on the moving member 23; the thread transmission unit is connected with the roller connecting piece, and outputs linear moment through thread force when the roller connecting piece rotates; the transverse moving unit is arranged above the transverse box and connected with the threaded transmission unit, and the transverse moving unit adjusts the power signal when the threaded transmission unit outputs the linear moment; when the roller connecting piece rotates, the threaded transmission unit is driven to act, so that linear torque is output, the transverse moving unit is driven to act by the linear torque, and current and/or voltage signals of the circuit are adjusted, so that the water surface is about to reach the highest point and/or the lowest point.
The screw drive unit of the embodiment of the present disclosure includes: the screw rod is rotatably arranged on the transverse box, the rotary linkage piece is connected with the screw rod and the roller connecting piece, the internal thread cylinder is in threaded connection with the screw rod, and the internal thread cylinder is also connected with the transverse moving unit; in actual use, the rotating roller connecting piece is adopted to drive the screw rod to rotate by means of the rotating linkage piece, and the screw rod drives the internal thread cylinder to drive the transverse moving unit to act by utilizing the spiral lifting force matched with threads, so that current and/or voltage signals are regulated.
The transverse moving unit of the embodiment of the disclosure comprises a slide rheostat, a slide sheet connecting piece and an outgoing line 29, wherein the slide rheostat is fixed above a transverse box and is parallel to a screw rod, the slide sheet connecting piece is arranged on the slide rheostat in a sliding manner, the slide sheet connecting piece is fixed with an internal thread cylinder, and one end of the slide rheostat is connected with the slide sheet connecting piece through the outgoing line 29; according to the embodiment of the disclosure, the transverse moving unit is used as a sliding resistance changing function of the sliding rheostat, the sliding sheet connecting piece is driven by the internal thread cylinder to slide along the sliding rheostat, and the resistance inside the water level signal monitoring device 2 is adjusted, so that current and/or voltage signals are adjusted.
Referring to fig. 3, an embodiment of the disclosure further provides an automatic drainage method, including: the following process is repeated to continuously drain water; the drainage action process of one cycle is as follows: the water level signal monitoring device moves upwards along with the rising of the water level in the water bin until the water level signal monitoring device moves to the highest point, and stops moving upwards; the water level signal monitoring device sends a water pump starting signal to the controller; the controller controls the water pump to discharge water in the water sump, and the water level in the water sump gradually drops; the water level signal monitoring device moves downwards along with the water level in the water bin until the water level signal monitoring device moves to the lowest point; the water level signal monitoring device sends a water pump stop signal to the controller; the controller controls the water pump to stop draining, and the water level in the water bin gradually rises.
The water level signal monitoring device of the embodiment of the disclosure moves upwards along with the rising of the water level in the water sump, and comprises: the moving mechanism of the water level signal monitoring device moves upwards along the guide piece of the water level signal monitoring device along with the rising of the water surface in the water bin; the moving mechanism pushes the water bin to rise along the guide piece by utilizing upward floating acting force of the water when the water surface rises in the water bin. The water level signal monitoring device of the embodiment of the disclosure moves downwards along with the water level in the water sump, and comprises: the moving mechanism of the water level signal monitoring device moves downwards along the guide piece of the water level signal monitoring device along with the descending of the water surface in the water bin; when the water surface descends, the moving mechanism controls the water surface to descend along the guide piece by utilizing upward floating acting force of the water and an additional upward buoyancy mechanism of the water level signal monitoring device; the additional buoyancy mechanism pumps gas into the displacement mechanism as the displacement mechanism descends to increase the upward floating force of the displacement mechanism.
According to the water level signal monitoring device, when the moving mechanism ascends on the water surface, upward floating acting force is converted into driving force, when the moving mechanism descends, the upward floating force is increased by adding the upward floating force to the moving mechanism, the movement stability of the moving mechanism is improved, when the moving mechanism floats upwards, driving force provided by the moving mechanism is converted into rotating torque by the converting mechanism, and the buffer mechanism predicts that the moving member reaches the highest point/the lowest point in advance when the converting mechanism acts. When the water surface rises, the moving mechanism automatically moves upwards under the action of upward floating acting force, the moving mechanism drives the buoyancy adding mechanism to act, and gas is continuously filled into the moving mechanism, so that the upward floating acting force is further improved, and the higher the water surface is, the more accurate the floating is realized; when the moving mechanism floats upwards, the buffer mechanism is driven by the conversion mechanism to act, so that the moving part can reach the highest point/lowest point in advance.
According to the water level signal monitoring device, when the water level in the water bin is increased or decreased, the moving part automatically moves up and down; the floating piece pushes the moving piece to move up and down; the buoyancy reinforcing piece is fixed on the floating piece, and the buoyancy reinforcing piece increases upward floating acting force between the floating piece and the water surface in the water sump; the guide piece of this disclosed embodiment restrains the moving piece orbit of reciprocating, when the surface of water height increases, utilizes the floating upward floating effort of floating piece and buoyancy reinforcement to drive the moving piece and vertically goes up and down along the guide piece.
According to the water level signal monitoring device, when the moving part moves upwards under the action of the upward floating acting force of the floating part and the buoyancy reinforcing part, the cavity changing unit is driven to slide upwards in a sealing way along the inner wall of the upward floating force generating unit, the cavity changing unit in the sealing way extrudes air on the upper part of the upward floating force generating unit, and the air is discharged into the buoyancy reinforcing part through the upward floating force transferring unit, so that the buoyancy reinforcing part is further blown up, the contact area with the water surface is increased, the upward floating acting force is increased, and the moving stability is maintained. When the moving part moves downwards under the action of upward floating acting force of the floating part and the buoyancy reinforcing part, the cavity changing unit is driven to slide downwards in a sealing way along the inner wall of the upward buoyancy generating unit, and the cavity changing unit in the sealing way extrudes air at the lower part of the upward buoyancy generating unit to be discharged into the buoyancy reinforcing part through the upward buoyancy transferring unit, so that the buoyancy reinforcing part blows out reversely, the contact area between the buoyancy reinforcing part and the water surface is increased, the upward floating acting force is increased, and the moving stability is kept.
According to the water level signal monitoring device, the threaded transmission unit outputs linear moment through the threaded force when the roller connecting piece rotates, the transverse moving unit adjusts the electric power signal when the threaded transmission unit outputs the linear moment, the threaded transmission unit is driven to act when the roller connecting piece rotates, so that the linear moment is output, the transverse moving unit is driven to act by the linear moment, and accordingly current and/or voltage signals of a circuit are adjusted, and the water surface is about to reach the highest point and/or the lowest point.
According to the water level signal monitoring device, the rotating roller connecting piece is used for driving the screw rod to rotate by means of the rotating linkage piece, and the screw rod drives the internal thread cylinder to drive the transverse moving unit to act by utilizing the spiral lifting force matched with threads, so that current and/or voltage signals are regulated.
According to the water level signal monitoring device, the transverse moving unit serves as a sliding rheostat function of the sliding rheostat, the sliding piece connecting piece is driven to slide along the sliding rheostat through the internal thread cylinder, the resistance inside the water level signal monitoring device is adjusted, and therefore current and/or voltage signal adjustment is achieved.
According to the embodiment of the disclosure, by adopting an automatic drainage scheme, unattended drainage is realized at each temporary drainage point in the pit, so that manpower resources are saved and accumulated water is prevented from overflowing.
The above list of detailed descriptions is only specific to practical embodiments of the present disclosure, they are not intended to limit the scope of the present disclosure, and all equivalent embodiments or modifications that do not depart from the spirit of the present disclosure should be included in the scope of the present disclosure.
It will be apparent to those skilled in the art that the present disclosure is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the disclosure being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. An automatic drainage system, comprising: the water level monitoring device is arranged in the water sump, the water pump is arranged in the water sump, and the controller is electrically connected with the water pump; the controller is connected with the water level signal monitoring device and the water pump;
the water level signal monitoring device moves up and down along with the water level in the water bin; the water level signal monitoring device sends a water pump start-stop signal to the controller, and the controller controls the water pump to work;
the water level signal monitoring device comprises a guide piece fixed in the bin, a moving mechanism movably arranged above the guide piece, an additional buoyancy lifting mechanism fixedly arranged above the guide piece and connected with the moving mechanism, a conversion mechanism and a buffer mechanism;
the moving mechanism pushes the guide piece to rise by utilizing the upward floating acting force of water when the water surface rises in the water bin when the water surface rises, and the moving mechanism controls the guide piece to fall by utilizing the upward floating acting force of the water and the buoyancy increasing mechanism when the water surface falls; the lower surface of the moving mechanism is 0.5 cm-1.5 cm away from the bottom of the water sump when the water level in the water sump is low, and the upper surface of the moving mechanism is 1 cm-2.5 cm away from the sump opening of the water sump when the water level in the water sump is high; the buoyancy increasing mechanism pumps gas to the moving mechanism when the moving mechanism descends to increase the upward floating acting force of the moving mechanism;
the conversion mechanism is connected with the moving mechanism, and converts the vertical acting force of the moving mechanism into a rotating acting force when the moving mechanism floats upwards; the buffer mechanism is connected with the conversion mechanism, and controls the water level signal monitoring device to send the signal intensity to the controller when the conversion mechanism acts;
the moving mechanism comprises a moving part, a floating part and a buoyancy reinforcing part, wherein the moving part is vertically and movably arranged above the guide part, and automatically moves up and down when the water level in the water bin is increased or lowered; the floating piece is fixed at the bottom end of the moving piece and pushes the moving piece to move up and down; the buoyancy reinforcing piece is fixed on the floating piece, and the buoyancy reinforcing piece increases upward floating acting force between the floating piece and the water surface in the water sump; a guide piece which is sleeved with the moving piece in a sliding way is vertically fixed above the moving piece;
when the moving member moves downwards under the action of upward floating acting force of the floating member and the buoyancy reinforcing member, the buoyancy mechanism is added to enable the buoyancy reinforcing member to blow in the opposite direction, so that the contact area with the water surface is increased; thereby increasing the upward floating acting force and keeping the stability of movement;
the buffer mechanism comprises a transverse box, a threaded transmission unit and a transverse moving unit, and the transverse box is horizontally and fixedly arranged on the moving piece; the thread transmission unit is connected with the roller connecting piece, and outputs linear moment through thread force when the roller connecting piece rotates; the transverse moving unit is arranged above the transverse box and connected with the threaded transmission unit, and the transverse moving unit adjusts the power signal when the threaded transmission unit outputs the linear moment; when the roller connecting piece rotates, the threaded transmission unit is driven to act, so that linear torque is output, the transverse moving unit is driven to act by the linear torque, and current and/or voltage signals of the circuit are adjusted, so that the water surface is about to reach the highest point and/or the lowest point;
the screw drive unit includes: the screw rod is rotatably arranged on the transverse box, the rotary linkage piece is connected with the screw rod and the roller connecting piece, the internal thread cylinder is in threaded connection with the screw rod, and the internal thread cylinder is also connected with the transverse moving unit;
the transverse moving unit comprises a slide rheostat, a slide sheet connecting piece and an outgoing line, wherein the slide rheostat is fixed above the transverse box and is parallel to the lead screw, the slide sheet connecting piece is arranged on the slide rheostat in a sliding manner, the slide sheet connecting piece is fixed with the internal thread cylinder, and one end of the slide rheostat is connected with the slide sheet connecting piece through the outgoing line.
2. The automatic drainage system of claim 1, wherein the water level signal monitoring device rises as the water level in the sump rises, and the water level signal monitoring device sends a water pump start signal to the controller when moving to a highest point;
the water level signal monitoring device descends along with the water level in the water sump, and when the water level signal monitoring device moves to the lowest point, a water pump pause signal is sent to the controller;
the lowest point is matched with the low water level point in the water sump, and the highest point is matched with the high water level point in the water sump.
3. The automatic drainage system of claim 1, further comprising: and the check valve is arranged on the water outlet pipeline of the water pump and used for preventing water discharged by the water pump from flowing back.
4. An automatic draining method, characterized in that the automatic draining method is based on the automatic draining system according to any one of claims 1-3, the automatic draining method comprising:
the water level signal monitoring device moves upwards along with the rising of the water level in the water bin until the water level signal monitoring device moves to the highest point;
the water level signal monitoring device sends a water pump starting signal to the controller;
the controller controls the water pump to discharge water in the water bin, and the water level in the water bin gradually drops;
the water level signal monitoring device moves downwards along with the water level in the water bin until the water level signal monitoring device moves to the lowest point;
the water level signal monitoring device sends a water pump stop signal to the controller;
the controller controls the water pump to stop draining, and the water level in the water bin gradually rises;
and repeating the process to perform the next round of drainage action.
5. The automatic draining method according to claim 4, wherein the water level signal monitoring device moves up as the water level in the sump rises, comprising:
the moving mechanism of the water level signal monitoring device moves upwards along the guide piece of the water level signal monitoring device along with the rising of the water surface in the water bin;
the moving mechanism pushes the water bin to rise along the guide piece by utilizing upward floating acting force of water when the water surface rises in the water bin when the water surface rises;
the water level signal monitoring device moves downwards along with the water level in the water bin, and comprises:
the moving mechanism of the water level signal monitoring device moves downwards along the guide piece of the water level signal monitoring device along with the descending of the water surface in the water bin;
when the water surface descends, the moving mechanism controls the water surface to descend along the guide piece by utilizing upward floating acting force of the water and an additional upward buoyancy mechanism of the water level signal monitoring device;
the additional buoyancy mechanism pumps gas into the displacement mechanism as the displacement mechanism descends to increase the upward floating force of the displacement mechanism.
6. The automatic water draining method according to claim 4 or 5, further comprising:
the check valve prevents water discharged by the water pump from flowing back in the process of discharging water in the water bin by the water pump.
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| CN202110600356.9A CN113202555B (en) | 2021-05-31 | 2021-05-31 | Automatic drainage system and method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004232254A (en) * | 2003-01-29 | 2004-08-19 | Komatsu Ltd | Submerged pump system and driving control method of submerged pump |
| CN111237207A (en) * | 2020-01-13 | 2020-06-05 | 陕西陕煤铜川矿业有限公司 | Automatic drainage device of water pump |
| CN111521244A (en) * | 2020-05-27 | 2020-08-11 | 河海大学 | Liquid level difference detection device and flood early warning system |
| CN211786730U (en) * | 2020-05-06 | 2020-10-27 | 扎赉诺尔煤业有限责任公司 | PLC control automatic drainage device for coal mine |
-
2021
- 2021-05-31 CN CN202110600356.9A patent/CN113202555B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004232254A (en) * | 2003-01-29 | 2004-08-19 | Komatsu Ltd | Submerged pump system and driving control method of submerged pump |
| CN111237207A (en) * | 2020-01-13 | 2020-06-05 | 陕西陕煤铜川矿业有限公司 | Automatic drainage device of water pump |
| CN211786730U (en) * | 2020-05-06 | 2020-10-27 | 扎赉诺尔煤业有限责任公司 | PLC control automatic drainage device for coal mine |
| CN111521244A (en) * | 2020-05-27 | 2020-08-11 | 河海大学 | Liquid level difference detection device and flood early warning system |
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