CN114210481B - Antifreezing agent spraying method and antifreezing agent spraying device for coal vehicle - Google Patents
Antifreezing agent spraying method and antifreezing agent spraying device for coal vehicle Download PDFInfo
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- CN114210481B CN114210481B CN202111504297.1A CN202111504297A CN114210481B CN 114210481 B CN114210481 B CN 114210481B CN 202111504297 A CN202111504297 A CN 202111504297A CN 114210481 B CN114210481 B CN 114210481B
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- antifreeze
- spraying
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- feeder
- allowance
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- 238000005507 spraying Methods 0.000 title claims abstract description 127
- 239000003245 coal Substances 0.000 title claims abstract description 87
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 35
- 239000007921 spray Substances 0.000 claims abstract description 40
- 230000002528 anti-freeze Effects 0.000 claims description 108
- 239000000463 material Substances 0.000 claims description 30
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 23
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 23
- 239000001110 calcium chloride Substances 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000007798 antifreeze agent Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 206010060904 Freezing phenomenon Diseases 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 208000001034 Frostbite Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/12—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus
- B05B12/126—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus responsive to target velocity, e.g. to relative velocity between spray apparatus and target
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/02—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/12—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
Landscapes
- Auxiliary Methods And Devices For Loading And Unloading (AREA)
Abstract
The invention relates to the technical field of antifreezing, in particular to a coal car antifreezing agent spraying method and an antifreezing agent spraying device. A coal car antifreezing agent spraying method comprises the following steps: receiving a position signal indicative of a position of the coal vehicle and a speed signal indicative of a speed of the coal vehicle; determining the arrival time of the coal car to a spraying area of the spraying mechanism according to the position signal and the speed signal; adjusting the position of the spray head and adjusting the vacuum feeder; starting a spray head before reaching the time, and starting a vacuum feeder; until the coal car exits the spraying area. The coal car antifreezing agent spraying method has excellent antifreezing effect and can improve the efficiency of antifreezing operation.
Description
Technical Field
The invention relates to the technical field of antifreezing, in particular to a coal car antifreezing agent spraying method and an antifreezing agent spraying device.
Background
The northwest region serves as a main market for national coal supply, and railway transportation serves as a main channel for coal transportation. Because the climate in northwest areas is cold, the temperature in winter is generally-20 degrees, the extremely cold temperature is about minus 35 degrees, and the phenomenon of freezing and bonding of coal in a truck in winter when the coal encounters low temperature is serious, so that the port coal is difficult to unload.
At present, the existing coal antifreezing operation is a mode of manually spraying antifreezing liquid, and the antifreezing mode has the problems of low efficiency and unsatisfactory antifreezing effect.
Disclosure of Invention
The object of the present invention includes, for example, providing a coal car antifreeze spraying method and an antifreeze spraying apparatus which are excellent in antifreeze effect and capable of improving the efficiency of antifreeze operation.
Embodiments of the invention may be implemented as follows:
in a first aspect, the present invention provides a coal car antifreeze spraying method, the coal car antifreeze spraying method comprising:
receiving a position signal indicative of a position of the coal vehicle and a speed signal indicative of a speed of the coal vehicle;
determining the arrival time of the coal car at the spraying area according to the position signal and the speed signal;
starting a spray head before reaching the time, and starting a vacuum feeder;
and after the coal car drives out of the spraying area, the spray head and the vacuum feeder are controlled to be closed.
In an alternative embodiment, the step of the coal car antifreeze spraying method further comprises:
receiving a stock signal output by a level indicator, and determining the antifreeze allowance of the storage bin according to the stock signal;
when the antifreeze allowance is smaller than the first preset allowance, controlling the feeding mechanism to convey the antifreeze input by the feeding port to the feed bin;
until the antifreeze allowance is more than or equal to the second preset allowance;
wherein the antifreeze comprises calcium chloride, and the first preset allowance is smaller than or equal to the second preset allowance.
In an alternative embodiment, the step of the coal car antifreeze spraying method further comprises:
receiving stock signals output by a plurality of level gauges, and determining the antifreezing agent allowance of all the bins according to the stock signals;
when the antifreeze allowance of the feed bin with the inlet communicated with the discharge end of the feeding mechanism is smaller than a first preset allowance, controlling the feeding mechanism to convey the antifreeze input by the feeding port to the feed bin; until the antifreeze allowance is more than or equal to the second preset allowance;
when the antifreeze allowance of the bin with the inlet communicated with the outlet of the adjacent bin is smaller than a first preset allowance, the antifreeze in the adjacent bin is conveyed to the bin; until the antifreeze allowance is more than or equal to the second preset allowance;
wherein the antifreeze comprises calcium chloride, and the first preset allowance is smaller than or equal to the second preset allowance.
In a second aspect, the invention provides an antifreeze spraying device, comprising a feeding mechanism, a spraying mechanism and a controller for executing the coal car antifreeze spraying method;
the feeding mechanism comprises a feeding unit, a storage unit and a vacuum feeder; the feeding unit is communicated with the inlet of the storage unit and is used for conveying the antifreezing agent at the feeding end of the feeding unit to the storage unit; the feeding end of the vacuum feeder is communicated with the outlet of the stock unit;
the spraying mechanism comprises a base, a lifting frame, a feeding pipe and a spray head; the lifting frame is movably connected with the base along the vertical direction, the spray head is connected with the lifting frame, and two ends of the feeding pipe are respectively communicated with the spray head and an outlet of the vacuum feeder;
the feeding mechanism and the spraying mechanism are electrically connected with the controller.
In an alternative embodiment, the loading mechanism comprises a plurality of vacuum feeders; the spraying mechanism comprises a plurality of feeding pipes and a plurality of spray heads;
the plurality of feeding pipes are communicated with the plurality of vacuum feeders and the plurality of spray heads in a one-to-one correspondence manner.
In an alternative embodiment, the stock unit comprises a plurality of bins;
along the direction of feeding unit to spraying mechanism, a plurality of feed bins communicate in proper order, and the entry of the feed bin that is close to the feeding unit communicates with the feeding unit discharge end, and the export of the feed bin that is close to spraying mechanism communicates with the vacuum feeder.
In an alternative embodiment, the antifreeze agent comprises calcium chloride; the feeding unit comprises a first feeder, a crusher and a second feeder;
the discharge end of the first feeder is communicated with the feed inlet of the crusher, the feed end of the second feeder is communicated with the discharge outlet of the crusher, and the discharge end of the second feeder is communicated with the inlet of the stock unit.
In alternative embodiments, the first feeder and the second feeder are conveyor belts, feed rolls, screw conveyors, or vertical lifts.
In an alternative embodiment, the feeding end of the second feeder is communicated with the fine material outlet of the crusher, and the feeding mechanism further comprises a vibrating screen, an electromagnetic feeder and a fan, wherein the vibrating screen, the electromagnetic feeder and the fan are arranged between the feeding end of the second feeder and the fine material outlet of the crusher;
the feeding port of the vibrating screen is communicated with the fine material outlet of the crusher, the electromagnetic feeding machine is communicated with the discharging port of the vibrating screen, and the fan is communicated with the electromagnetic feeding machine.
In an alternative embodiment, the antifreeze spraying device further comprises a speed sensor, a position sensor and a level gauge;
the speed sensor, the position sensor and the material level gauge are electrically connected with the controller;
the speed sensor is used for detecting the running speed of the coal car to be sprayed with the antifreezing agent, and the position sensor is used for detecting the position of the coal car to be sprayed with the antifreezing agent relative to the spraying mechanism; the charge level indicator detects the antifreeze balance in the stock unit.
The beneficial effects of the embodiment of the invention include:
the method for spraying the coal car antifreezing agent comprises the following steps: receiving a position signal representing the position of the coal car output by a position sensor and a speed signal representing the speed of the coal car output by a speed sensor; determining the arrival time of the coal car to a spraying area of the spraying mechanism according to the position signal and the speed signal; adjusting the position of the spray head and adjusting the vacuum feeder; starting a spray head before reaching the time, and starting a vacuum feeder; until the coal car exits the spraying area.
According to the method for spraying the antifreezing agent on the coal car, the position and the running state of the coal car are monitored, so that a spray head and a vacuum feeder can be controlled according to the position of the coal car relative to a spraying area, and the antifreezing agent spraying operation on the coal car is realized; the mode of spraying the antifreezing agent can improve the coverage rate of the antifreezing agent in the coal car, so that the phenomenon that the coal is stuck to the frozen car at extremely cold air temperature can be avoided, the antifreezing effect can be improved, the antifreezing operation efficiency is improved, the coal freezing phenomenon is solved, and meanwhile, the railway transportation efficiency and the railway antifreezing quality can be improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a step diagram of a method for spraying a coal car antifreeze in an embodiment of the present invention;
FIG. 2 is a schematic view showing the construction of a first embodiment of an antifreeze spraying apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view of a portion of an antifreeze spray apparatus according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a second embodiment of the antifreeze spraying apparatus according to the embodiment of the invention.
Icon: 100-antifreeze spraying device; 110-a feeding mechanism; 120-a spraying mechanism; 111-a feeding unit; 112-a stock unit; 113-a vacuum feeder; 121-a base; 122-lifting frame; 123-feeding pipe; 124-spray head; 114-bin; 115-a first feeder; 116-a crusher; 117-second feeder; 119-conveying belt; 118-vertical elevator; 131-a vibrating screen; 132-an electromagnetic feeder; 133-fans; 134-fines outlet; 135-coarse material outlet.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Referring to fig. 1 to 4, the present embodiment provides a method for spraying a coal car antifreeze, which includes the steps of:
s1: receiving a position signal indicative of a position of the coal vehicle and a speed signal indicative of a speed of the coal vehicle;
s2: determining the arrival time of the coal car at the spraying area according to the position signal and the speed signal;
s3: before reaching the time, the spray head 124 is started, and the vacuum feeder 113 is started;
s4: after the coal car exits the spraying area, the spray head 124 and vacuum feeder 113 are controlled to shut down.
The working principle of the coal car antifreezing agent spraying method is as follows:
the method for spraying the coal car antifreezing agent can control the spray head 124 and the vacuum feeder 113 according to the position of the coal car relative to a spraying area by monitoring the position and the running state of the coal car, so that the work of spraying the antifreezing agent on the coal car is realized; the mode of spraying the antifreezing agent can improve the coverage rate of the antifreezing agent in the coal car, so that the phenomenon that the coal is stuck to the frozen car at extremely cold air temperature can be avoided, the antifreezing effect can be improved, the antifreezing operation efficiency is improved, the coal freezing phenomenon is solved, and meanwhile, the railway transportation efficiency and the railway antifreezing quality can be improved.
It should be noted that, first, when the nozzle 124 is turned on and the vacuum feeder 113 is started, the position of the nozzle 124 and the vacuum feeder 113 may be adjusted; specifically, the model of the coal car that will enter the spraying area can be determined according to the running table of the car number, so that the spraying angle, the spraying amount and the size of the spraying area of the spray head 124 can be adjusted according to the specific model of the coal car, and the working state of the vacuum feeder 113 can be adjusted, so that the spraying quality of the antifreezing agent can be improved in such a way, and the antifreezing effect can be improved.
Secondly, in the spraying process, the method takes a single coal-saving vehicle as a unit to spray, namely, when the coal-saving vehicle is monitored to drive to a spraying area, the method starts to be executed, and when the coal-saving vehicle is monitored to drive out of the spraying area after the coal-saving vehicle is sprayed, the spray head 124 and the vacuum feeder 113 are controlled to be closed until the next coal-saving vehicle is monitored to drive to the spraying area; therefore, through the arrangement mode, the action of suspending spraying exists between two adjacent coal-saving vehicles, and the waste of the antifreezing agent can be avoided.
Further, in the present embodiment, when the storage unit 112 includes a bin 114, the step of the coal car antifreeze spraying method further includes:
receiving the stock signal output by the level gauge, and determining the antifreeze allowance of the storage bin 114 according to the stock signal;
when the antifreeze allowance is smaller than the first preset allowance, the feeding mechanism 110 is controlled to convey the antifreeze input by the feeding port to the storage bin 114;
until the antifreeze allowance is more than or equal to the second preset allowance;
wherein the antifreeze comprises calcium chloride, and the first preset allowance is smaller than or equal to the second preset allowance.
In this embodiment, when the storage unit 112 includes a plurality of bins 114, each bin 114 is provided with a level gauge, and the step of the coal car antifreeze spraying method further includes:
receiving stock signals output by the plurality of level gauges, and determining the antifreeze allowance of all the bins 114 according to the stock signals;
when the antifreeze allowance of the feed bin 114 with the inlet communicated with the discharge end of the feeding mechanism 110 is smaller than a first preset allowance, the feeding mechanism 110 is controlled to convey the antifreeze input by the feeding port to the feed bin 114; until the antifreeze allowance is more than or equal to the second preset allowance;
when the antifreeze allowance of the bin 114 with the inlet communicated with the outlet of the adjacent bin 114 is smaller than the first preset allowance, the antifreeze in the adjacent bin 114 is conveyed to the bin 114; until the antifreeze allowance is more than or equal to the second preset allowance;
wherein the antifreeze comprises calcium chloride, and the first preset allowance is smaller than or equal to the second preset allowance.
In this embodiment, the antifreeze is exemplified by calcium chloride, and in the spraying process, the sprayed antifreeze is a mixture of liquid and solid of calcium chloride, wherein the solid calcium chloride is in solid particles, the solid particles in the antifreeze mixture sprayed on the coal car mainly cover the carriage bottom plate of the coal car, and the sprayed liquid calcium chloride is attached to Che Bang, so that the antifreeze effect of the carriage of the coal car is improved.
While in other embodiments of the invention the antifreeze may also comprise other types of materials.
Based on the above, please refer to fig. 1-4, the present invention further provides an antifreeze spraying apparatus 100, wherein the antifreeze spraying apparatus 100 includes a feeding mechanism 110, a spraying mechanism 120, and a controller for executing the above-mentioned coal car antifreeze spraying method;
the feeding mechanism 110 comprises a feeding unit 111, a stock unit 112 and a vacuum feeder 113; the feeding unit 111 is communicated with an inlet of the stock unit 112, and the feeding unit 111 is used for conveying the antifreeze at the feeding end of the feeding unit 111 to the stock unit 112; the feeding end of the vacuum feeder 113 is communicated with the outlet of the stock unit 112;
the spraying mechanism 120 includes a base 121, a lifting frame 122, a feed pipe 123, and a spray head 124; the lifting frame 122 is movably connected with the base 121 along the vertical direction, the spray head 124 is connected with the lifting frame 122, and two ends of the feeding pipe 123 are respectively communicated with the spray head 124 and the outlet of the vacuum feeder 113; it should be noted that, the spraying coverage area of the spraying mechanism 120 is the spraying area.
The feeding mechanism 110 and the spraying mechanism 120 are electrically connected with the controller.
The operating principle of the antifreeze spraying apparatus 100 is:
referring to fig. 1 to 4, the antifreeze spraying apparatus 100 includes a loading mechanism 110, a spraying mechanism 120, and a controller; wherein, the feeding mechanism 110 is used for receiving external antifreeze, storing the received antifreeze and delivering the antifreeze to the spraying mechanism 120;
specifically, by conveying the antifreeze to the feeding end of the feeding unit 111, the antifreeze can be conveyed to the storage unit 112 for storage by the feeding unit 111, and the antifreeze stored in the storage unit 112 can be continuously conveyed to the spraying mechanism 120 by the vacuum feeder 113, and the continuous feeding of the antifreeze can be realized by such a setting mode, so that the state of continuous spraying of the spray head 124 can be maintained;
in order to improve the spraying efficiency, the position of the spray head 124 can be adjusted by adjusting the position of the lifting frame 122 relative to the base 121, so that the spraying area covered by the spray head 124 can be adjusted in this way;
and because feed mechanism 110 and spraying mechanism 120 are all connected with the controller electricity, from this, through the in-process that the controller sprayed, carry out adjustment control to feed mechanism 110 and spraying mechanism 120's operating condition, alright improve the coverage rate of antifreeze in the coal car to can avoid the phenomenon that the coal appears in extremely cold gas temperature freezes the car bonding, and then can improve the freeze effect, improve the efficiency of freeze-proof operation, and when solving the coal and freeze the phenomenon, can also improve railway transportation efficiency and freeze proof quality.
Further, referring to fig. 1-3, in this embodiment, in order to expand the application range of the antifreeze spraying apparatus 100, the feeding mechanism 110 includes a plurality of vacuum feeders 113; the spraying mechanism 120 includes a plurality of feeding pipes 123 and a plurality of spray nozzles 124; the plurality of feeding pipes 123 are in one-to-one correspondence with the plurality of vacuum feeders 113 and the plurality of shower nozzles 124. Thus, by such arrangement, the antifreeze spraying apparatus 100 can simultaneously turn on one or more spray heads 124 to spray antifreeze, and thus can adapt to the amplification requirements of different types of coal cars under different environmental conditions according to such arrangement. It should be noted that the operation states of the plurality of nozzles 124 may be adjusted by the controller.
Further, referring to fig. 1-4, in this embodiment, in order to ensure that the spraying mechanism 120 can continuously perform spraying, when the stock unit 112 is provided, the stock unit 112 may include a plurality of bins 114 (as shown in fig. 4);
along the direction from the feeding unit 111 to the spraying mechanism 120, the plurality of bins 114 are sequentially communicated, and an inlet of a bin 114 close to the feeding unit 111 is communicated with a discharge end of the feeding unit 111, and an outlet of a bin 114 close to the spraying mechanism 120 is communicated with the vacuum feeder 113.
Thus, by such arrangement, the storage units 114 communicating with the vacuum feeder 113 can be always in a state of being able to supply materials by the simultaneous storage of the plurality of storage units 114, and thus the storage units 112 can be continuously supplied with materials by such arrangement.
Specifically, when the antifreeze allowance of the storage bin 114, the inlet of which is communicated with the discharge end of the feeding mechanism 110, is smaller than a first preset allowance, the controller can control the feeding mechanism 110 to convey the antifreeze input by the feeding port to the storage bin 114; until the antifreeze allowance is more than or equal to the second preset allowance; when the antifreeze allowance of the bin 114 with the inlet communicated with the outlet of the adjacent bin 114 is smaller than the first preset allowance, the controller can convey the antifreeze in the adjacent bin 114 to the bin 114; until the antifreeze allowance is more than or equal to the second preset allowance;
it should be noted that, when the stock unit 112 includes a bin 114, in order to ensure that the bin 114 can continuously feed, when the antifreeze residual amount in the bin 114 is smaller than the first preset residual amount, the controller may control the feeding mechanism 110 to convey the antifreeze input by the feeding port to the bin 114; until the antifreeze allowance is more than or equal to the second preset allowance;
wherein the first preset margin is less than or equal to the second preset margin.
Further, referring to fig. 1-4, in the present embodiment, when an antifreeze is selected, the antifreeze may include calcium chloride; thus, when the feeding unit 111 is provided, the feeding unit 111 includes the first feeder 115, the crusher 116, and the second feeder 117; the discharge end of the first feeder 115 is communicated with the feed port of the crusher 116, the feed end of the second feeder 117 is communicated with the discharge port of the crusher 116, and the discharge end of the second feeder 117 is communicated with the inlet of the stock unit 112. In this arrangement, the calcium chloride can be crushed by the crusher 116 to facilitate mixing of the calcium chloride with other antifreeze materials to form the antifreeze. It should be noted that, in the present embodiment, the crusher 116 includes a coarse material outlet 135 and a fine material outlet 134, the calcium chloride output from the fine material outlet 134 enters the storage unit 112, and the calcium chloride output from the coarse material outlet 135 is collected and then re-enters the crusher 116 for crushing.
In this embodiment, in order to improve the transport efficiency of calcium chloride, in this embodiment, when the first feeder 115 and the second feeder 117 are provided, the first feeder 115 and the second feeder 117 may be a conveyor belt 119, a feed roller, a screw conveyor, or a vertical lift 118.
In the present embodiment, when the first feeder 115 and the second feeder 117 are vertical lifts 118, a bucket lift is taken as an example (see fig. 2 and 3), and such a conveying system has the following advantages:
1. the material can be conveyed in the vertical direction, so that the occupied area is small, and the occupied area is remarkably saved;
2. the driving power is low, and the material is lifted by adopting the intensive arrangement of inflow feeding, induced discharging and large-capacity hoppers, so that the phenomena of material returning and material digging are almost avoided, and the ineffective power is low;
3. the lifting range is wide, the requirements of the type and the characteristics of the lifter on the materials are less, the lifter not only can lift the general powdery and small granular materials, but also can lift the materials with larger polishing property, and has good sealing property and less environmental pollution;
4. the operation reliability is good; the operation is stable, so that a higher lifting height can be achieved;
5. the service life is long, the feeding of the elevator adopts inflow type, the bucket is not required to dig materials, the extrusion and collision phenomena are seldom generated between materials, and the materials are seldom scattered during feeding and discharging, so that the mechanical abrasion is reduced.
In other embodiments of the present invention, the first feeder 115 and the second feeder 117 may be conveyor belts 119 (see fig. 4), and the conveyor belts 119 may be provided to reduce the conveying cost.
Further, referring to fig. 1 to 4, when the antifreeze includes calcium chloride, in order to control the crushing quality of the calcium chloride and control the granularity of the calcium chloride delivered to the stock unit 112, the feeding end of the second feeder 117 is communicated with the fine material outlet 134 of the crusher 116, and the feeding mechanism 110 further includes a vibrating screen 131, an electromagnetic feeder 132 and a blower 133 disposed between the feeding end of the second feeder 117 and the fine material outlet 134 of the crusher 116; the feed inlet of the vibrating screen 131 is communicated with the fine material outlet 134 of the crusher 116, the electromagnetic feeder 132 is communicated with the discharge outlet of the vibrating screen 131, and the fan 133 is communicated with the electromagnetic feeder 132. Through the setting of shale shaker 131, electromagnetic feeder 132 and fan 133, can select the granularity of getting into the calcium chloride of stock unit 112 to guarantee the effect of spraying, and then improve the quality of preventing frostbite.
Further, in the present embodiment, the antifreeze spraying apparatus 100 further includes a speed sensor, a position sensor, and a level gauge; the speed sensor and the position sensor are connected with the spraying mechanism 120, the material level gauge is connected with the stock bin 114, and the speed sensor, the position sensor and the material level gauge are electrically connected with the controller; the speed sensor is used for detecting the running speed of the coal car to be sprayed with the antifreezing agent and outputting a speed signal representing the speed of the coal car; the position sensor is used for detecting the position of the coal car to be sprayed with the antifreezing agent relative to the spraying mechanism 120 and outputting a position signal representing the position of the coal car; the level gauge detects the amount of antifreeze remaining in the stock unit 112.
The present invention is not limited to the above embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (10)
1. The coal car antifreezing agent spraying method is characterized by comprising the following steps of:
receiving a position signal indicative of a position of the coal vehicle and a speed signal indicative of a speed of the coal vehicle;
determining the arrival time of the coal car at a spraying area according to the position signal and the speed signal;
starting a spray head before the reaching time, and starting a vacuum feeder; when the spray head is started and the vacuum feeder is started, the position of the spray head can be adjusted and the vacuum feeder can be adjusted; determining the model of the coal car which is about to enter the spraying area according to the running table of the car number, so as to adjust the spraying angle, the spraying amount and the size of the spraying area of the spray head according to the specific model of the coal car and adjust the working state of the vacuum feeder;
in the spraying process, when one section of the coal car is sprayed, and the section of the coal car drives out of the spraying area, the spray head and the vacuum feeder are controlled to be closed until the next section of the coal car drives to the spraying area;
after the coal car exits the spraying area, the spray head and the vacuum feeder are controlled to be closed;
wherein the antifreezing agent is a mixture of liquid and solid of calcium chloride.
2. The coal car antifreeze spraying method of claim 1, wherein said step of the coal car antifreeze spraying method further includes:
receiving an inventory signal output by a level indicator, and determining the antifreeze allowance of a storage bin according to the inventory signal;
when the antifreeze allowance is smaller than a first preset allowance, controlling a feeding mechanism to convey the antifreeze input by a feeding port to the feed bin;
until the antifreeze allowance is greater than or equal to a second preset allowance;
wherein the antifreeze comprises calcium chloride, and the first preset allowance is smaller than or equal to the second preset allowance.
3. The coal car antifreeze spraying method of claim 1, wherein said step of the coal car antifreeze spraying method further includes:
receiving stock signals output by a plurality of level gauges, and determining the antifreezing agent allowance of all bins according to the stock signals;
when the antifreeze allowance of the feed bin with the inlet communicated with the discharge end of the feeding mechanism is smaller than a first preset allowance, controlling the feeding mechanism to convey the antifreeze input by the feeding port to the feed bin; until the antifreeze allowance is greater than or equal to a second preset allowance;
when the antifreeze allowance of the bin with the inlet communicated with the outlet of the adjacent bin is smaller than the first preset allowance, conveying the antifreeze in the adjacent bin to the bin; until the antifreeze balance is greater than or equal to the second preset balance;
wherein the antifreeze comprises calcium chloride, and the first preset allowance is smaller than or equal to the second preset allowance.
4. An antifreeze spraying device, characterized in that:
the antifreeze spraying apparatus comprises a feeding mechanism, a spraying mechanism, and a controller for executing the coal car antifreeze spraying method as defined in any one of claims 1 to 3;
the feeding mechanism comprises a feeding unit, a storage unit and a vacuum feeder; the feeding unit is communicated with the inlet of the stock unit and is used for conveying the antifreezing agent at the feeding end of the feeding unit to the stock unit; the feeding end of the vacuum feeder is communicated with the outlet of the stock unit;
the spraying mechanism comprises a base, a lifting frame, a feeding pipe and a spray head; the lifting frame is movably connected with the base along the vertical direction, the spray head is connected with the lifting frame, and two ends of the feeding pipe are respectively communicated with the spray head and an outlet of the vacuum feeder;
and the feeding mechanism and the spraying mechanism are electrically connected with the controller.
5. The antifreeze spraying apparatus of claim 4, wherein:
the feeding mechanism comprises a plurality of vacuum feeders; the spraying mechanism comprises a plurality of feeding pipes and a plurality of spray heads;
the feeding pipes are correspondingly communicated with the vacuum feeders and the spray heads one by one.
6. The antifreeze spraying apparatus of claim 4, wherein:
the storage unit comprises a plurality of bins;
along the direction of feeding unit extremely spraying mechanism, a plurality of feed bins communicate in proper order, and be close to the entry of feed bin of feeding unit with the feeding unit discharge end communicates, is close to spraying mechanism the export of feed bin with vacuum feeder communicates.
7. The antifreeze spraying apparatus of claim 4, wherein:
the antifreeze agent comprises calcium chloride; the feeding unit comprises a first feeder, a crusher and a second feeder;
the discharge end of the first feeder is communicated with the feed inlet of the crusher, the feed end of the second feeder is communicated with the discharge outlet of the crusher, and the discharge end of the second feeder is communicated with the inlet of the stock unit.
8. The antifreeze spraying apparatus according to claim 7, wherein:
the first feeder and the second feeder are conveyor belts, feeding rollers, screw conveyors or vertical lifts.
9. The antifreeze spraying apparatus according to claim 7, wherein:
the feeding end of the second feeder is communicated with the fine material outlet of the crusher, and the feeding mechanism further comprises a vibrating screen, an electromagnetic feeder and a fan which are arranged between the feeding end of the second feeder and the fine material outlet of the crusher;
the feeding port of the vibrating screen is communicated with the fine material outlet of the crusher, the electromagnetic feeding machine is communicated with the discharging port of the vibrating screen, and the fan is communicated with the electromagnetic feeding machine.
10. The antifreeze spraying apparatus according to any one of claims 4 to 9, wherein:
the antifreezing agent spraying device also comprises a speed sensor, a position sensor and a level gauge;
the speed sensor, the position sensor and the level gauge are all electrically connected with the controller;
the speed sensor is used for detecting the running speed of the coal car to be sprayed with the antifreezing agent, and the position sensor is used for detecting the position of the coal car to be sprayed with the antifreezing agent relative to the spraying mechanism; the charge level indicator detects the antifreeze allowance in the stock unit.
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| CN114210481A (en) | 2022-03-22 |
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