CN103736700A - Cleaning device and cleaning method for raw coal reserved sample device of thermal power plant - Google Patents
Cleaning device and cleaning method for raw coal reserved sample device of thermal power plant Download PDFInfo
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- CN103736700A CN103736700A CN201310687375.5A CN201310687375A CN103736700A CN 103736700 A CN103736700 A CN 103736700A CN 201310687375 A CN201310687375 A CN 201310687375A CN 103736700 A CN103736700 A CN 103736700A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/087—Cleaning containers, e.g. tanks by methods involving the use of tools, e.g. brushes, scrapers
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Abstract
The invention provides a cleaning device and a cleaning method for a raw coal reserved sample device of a thermal power plant. The cleaning device comprises a cleaning assembly, a motor, an air cylinder and a control unit. The cleaning assembly is provided with a rotation plate and a brush used for cleaning the side wall of a reserved sample cylinder. The motor is arranged above the cleaning assembly and used for rotating the rotation plate. The air cylinder is arranged above the motor and comprises an executing lever and a shell, wherein the executing lever can rotate up and down relative to the shell, and the motor and the cleaning assembly are controlled to move up and down through moving of the executing lever. The control unit controls opening and stopping of the air cylinder and the motor according to predetermined orders. Thus, coal samples in the reserved sample cylinder in the raw coal reserved sample device can be automatically cleaned through a machine, and the technical problem that a detection result is inaccurate due to human factors in the prior art is solved.
Description
Technical field
The present invention relates to thermal power generating technology field, relate in particular to a kind of thermal power plant raw coal keep sample equipment cleaning device and clean method thereof
Background technology
Coal is as the main fuel source of Power Plant in China, and the relevant parameter of coal directly affect burning boiler in power plant parameter adjustment, whether qualified etc., so must strictly control the relevant parameter of Coal Quality before coal is used in thermal power plant if getting rid of atmosphere index.
Coal Quality parameter of the prior art generally all will be through adopting, make, change three processes, and these three processes not only connect each other but also separate each other, and the error of any one link all can cause analysis result below to occur very large error.Wherein, the sampling process of coal is as source, and the accuracy of assay 80% depends on it, so sampling process is an of paramount importance link.Conventional sampling process comprise raw coal keep sample equipment sampling, fragmentation, division, keep sample, clean five steps; Sampling is exactly according to GB regulation, utilizes Sampling Machine section to drill through part coal sample, is used for representing the quality of car load; Fragmentation is that each grade coal sample is carried out to fragmentation, to gradually reduce the granularity of coal sample; Division is taken out part coal sample exactly after the abundant fusion of coal sample, and this part coal sample represents overall coal sample, chemically examines; Keep sample is to utilize to keep sample that point ore deposit machine saves part coal sample to chemically examine and for future reference; Cleaning is that the bucket that keeps sample after sampling, raw coal being kept sample in equipment is cleared up, and avoids polluting next coal sample.
But inventor, realizing in process of the present invention, finds that prior art has the following disadvantages: in cleaning step, be the bucket that keeps sample that manually uses hairbrush wiping raw coal to keep sample in equipment.This mode too relies on people's working attitude and mood, and wiping result is uncontrollable, easily causes string sample, mixed sample, loses sample etc.Such as, the sampling administrative staff in thermal power plant may be because the driving of interests, deliberately string sample, mixed sample, lose sample etc., thereby cannot recall after causing coal fuel mass generation dispute, if can not find in time like this quality problems of coal in sampling phase, easily cause the economic conflict of both sides of supply and demand, thereby cause unnecessary loss to power plant.More seriously, may, because clean and do not carry out in sampling process, cause coal check data inaccurate, further make thermal power plant coal mixing combustion inaccurate, cause boiler combustion disorder, blowing out event even occurs.
Summary of the invention
In order to solve in above-mentioned coal sampling process, the artificial clean series of problems causing, the invention provides and a kind ofly can fully clean the keep sample cleaning device of equipment of thermal power plant raw coal, the described raw coal equipment that keeps sample comprises the cylinder that keeps sample that holds sample, and described cleaning device comprises:
Cleaning assemblies, the hairbrush of barrel sidewall that keeps sample described in described cleaning assemblies is provided with rotating disk and cleans;
Motor, is arranged on the top of described cleaning assemblies, for rotating described rotating disk;
Cylinder, is arranged on the top of described motor, and described cylinder comprises carries out bar and shell, and described execution bar can move up and down with respect to described shell, and controls moving up and down of described motor and cleaning assemblies by the movement of described execution bar;
Control module, according to the start and stop of cylinder described in predetermined instruction control and motor.
The described thermal power plant raw coal equipment cleaning device that keeps sample, is characterized in that, cleaning assemblies is also provided with the pawl that opens ice below described rotating disk, described in the coal sample of pawl for barrel diapire that keeps sample described in clean that open ice.
The described thermal power plant raw coal equipment cleaning device that keeps sample, it is characterized in that, also comprise being arranged between described motor and described cylinder and be provided with connecting plate for electric motor, shaft bearing plate, guide rail, described connecting plate for electric motor is arranged to a side and is fixedly connected with one end of described motor, opposite side is carried out bar one end with described cylinder and is fixedly connected with, described shaft bearing plate is fixedly connected on one end of described cylinder baffle, and described guide rail one end is fixed on the opposite side of described connecting plate for electric motor; Moving up and down in process of described shell and described execution bar, described guide rail also moves up and down with respect to described shaft bearing plate.
The described thermal power plant raw coal equipment cleaning device that keeps sample, is characterized in that, described guide rail is two cylinders through described shaft bearing plate.
The described thermal power plant raw coal equipment cleaning device that keeps sample, it is characterized in that, the above and below of described cylinder is respectively arranged with hot nose and tail sensor, and the signal that described hot nose and described tail sensor detect can feed back to control module; And control module is according to the start and stop of motor described in the signal controlling of described hot nose and the detection of described tail sensor and cylinder.
In addition, the invention provides a kind of thermal power plant raw coal equipment clean method of cleaning device that keeps sample, the raw coal equipment cleaning device that keeps sample in described thermal power plant is above-mentioned any one thermal power plant raw coal equipment cleaning device that keeps sample, and described clean method comprises:
One, control module starts described cylinder, and described motor and described cleaning assemblies are pushed into the bucket that keeps sample that described raw coal keeps sample in equipment;
Two, control module starts described motor, and in described cylinder promotes process that described cleaning assemblies moves, described motor drives the coal sample keeping sample in bucket in equipment that keeps sample of raw coal described in described brush cleaning;
Three,, after the coal sample keeping sample described in having cleaned in bucket, control module stops the running of described motor and described cylinder.
The third aspect, the invention provides a kind of thermal power plant raw coal equipment clean method of cleaning device that keeps sample, the raw coal equipment cleaning device that keeps sample in described thermal power plant is the above-mentioned cleaning device that is provided with hot nose and tail sensor, and described clean method comprises:
One, control module starts described cylinder according to external command, carries out bar and releases operation, and described motor and described cleaning assemblies are pushed into the bucket that keeps sample that described raw coal keeps sample in equipment;
Two, after described control module detects the tail sensor of described cylinder, control module starts described motor, in described cylinder promotes process that described cleaning assemblies moves, described motor drives the coal sample keeping sample in bucket in equipment that keeps sample of raw coal described in described brush cleaning;
Three, after described control module detects the hot nose of described cylinder, cylinder reverse operation described in control module control, carry out bar and carry out recovery operation, motor reversal described in simultaneously control module control, and described motor drives the coal sample keeping sample in bucket in equipment that keeps sample of raw coal described in described brush cleaning;
Four, after described control module detects the tail sensor of described cylinder again, motor shuts down described in control module control, and described cylinder is carried out reset operation, the dry original state that returns back to of described execution.
The described thermal power plant raw coal equipment clean method of cleaning device that keeps sample, is characterized in that, described step 4 after, also comprises: control module 7 superior unit reply instructions, and this task completes, and Job readiness is ready next time.
By keeping sample equipment with cleaning assemblies is set in cleaning device at above-mentioned thermal power plant raw coal, motor, cylinder, control module, and control module is according to the start and stop of cylinder described in predetermined instruction control and motor; So just can realize by the machine automated cleaning raw coal coal sample keeping sample in bucket in equipment that keeps sample, avoid human factor in prior art, the inaccurate technical problem of testing result causing.Further, by hot nose and tail sensor are set on cylinder, make the control of cleaning assemblies more intelligent.And connecting plate for electric motor, shaft bearing plate, guide rail are set between motor and cylinder, and make motor movement more stable, cleaning effect is better.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is that the embodiment of the present invention one relates to the raw coal equipment structural representation of cleaning device that keeps sample;
Fig. 2 is that the embodiment of the present invention one relates to the raw coal structural representation of equipment with cleaning assemblies top rotary table in cleaning device and hairbrush that keep sample
Fig. 3 is that the embodiment of the present invention two relates to raw coal equipment flow chart corresponding to cleaning device clean method that keep sample;
Fig. 4 is that the embodiment of the present invention three relates to raw coal equipment flow chart corresponding to cleaning device clean method that keep sample.
The specific embodiment
Below in conjunction with accompanying drawing of the present invention, technical scheme of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment mono-
As shown in Figure 1, preferably, embodiment mono-provides a kind of can fully clean the keep sample cleaning device of equipment of thermal power plant raw coal, the described raw coal equipment that keeps sample comprises the cylinder that keeps sample that holds sample, described cleaning device comprises: cleaning assemblies 1, the hairbrush 12 of barrel sidewall that keeps sample described in described cleaning assemblies is provided with rotating disk 11 and cleans; Motor 2, is arranged on the top of described cleaning assemblies 1, for rotating described rotating disk 11; Cylinder 6, be arranged on the top of described motor 2, described cylinder 6 comprises carries out bar 63 and shell 64, and described execution bar 63 can move up and down with respect to described shell 64, and controls moving up and down of described motor 2 and cleaning assemblies 1 by the movement of described execution bar 63; Control module 7, according to the start and stop of cylinder 6 described in predetermined instruction control and motor 2.Preferably, the signal that control module 7 can receive upper level sampling unit (not shown) is carried out corresponding control command.
As shown in Figure 1 and Figure 2, preferably, the raw coal equipment cleaning assemblies in cleaning device 1 that keeps sample in described thermal power plant is also provided with the pawl 13,14 that opens ice below described rotating disk, described in the coal sample of pawl for barrel diapire that keeps sample described in clean that open ice.Preferably, when down move to cylinder 6, when being arranged on the pawl 13,14 that opens ice on the rotating disk 1 of cleaning assemblies 1 and running into coal, utilize the revolving force of thrust motor 2 of cylinder 6 the coal sample release bucket that keeps sample.
Preferably, the raw coal equipment cleaning device that keeps sample in described thermal power plant also comprises being arranged on and between described motor 2 and described cylinder 6, is provided with connecting plate for electric motor 3, shaft bearing plate 4, guide rail 5, described connecting plate for electric motor 3 is arranged to a side and is fixedly connected with one end of described motor 2, opposite side is fixedly connected with execution bar 63 one end of described cylinder 6, described shaft bearing plate 4 is fixedly connected on one end of shell 64 of described cylinder 63, and described guide rail 5 one end are fixed on the opposite side of described connecting plate for electric motor 3; Moving up and down in process of described shell 64 and described execution bar 63, described guide rail 5 also moves up and down with respect to described shaft bearing plate 4.
Preferably, described thermal power plant raw coal keeps sample equipment cleaning device middle guide 5 for two cylinders 51,52 through described shaft bearing plate.
Preferably, the raw coal equipment that keeps sample in described thermal power plant is respectively arranged with hot nose 61 and tail sensor 62 with the above and below of cylinder in cleaning device 6, and the signal that described hot nose 61 and described tail sensor 62 detect can feed back to control module 7; And the start and stop of motor 2 and cylinder 6 described in the signal controlling that control module 7 detects according to described hot nose 61 and described tail sensor 62.
Embodiment bis-
As shown in Figure 3, preferably, a kind of thermal power plant raw coal that embodiment bis-provides equipment clean method of cleaning device that keeps sample, the raw coal equipment cleaning device that keeps sample in described thermal power plant is any one thermal power plant raw coal equipment cleaning device that keeps sample in embodiment mono-, and described clean method comprises:
S1: control module 7 starts cylinder 6, is pushed into by described motor 2 and described cleaning assemblies 1 bucket that keeps sample that described raw coal keeps sample in equipment by described catch bar 63;
S2: control module 7 starter motors 2, in described cylinder 6 promotes process that described cleaning assemblies 1 moves, described motor 2 drives the clean described raw coal of described hairbrush 12 coal sample keeping sample in bucket in equipment that keeps sample;
S3: after the coal sample keeping sample described in having cleaned in bucket, control module 7 stops the running of described motor 2 and described cylinder 6.
Embodiment tri-
As shown in Figure 4, preferably, the clean method that embodiment tri-provides a kind of thermal power plant raw coal to keep sample equipment cleaning device, the raw coal equipment cleaning device that keeps sample in described thermal power plant is in embodiment, to preferably include the cleaning device that is provided with hot nose 61 and tail sensor 62, and described clean method comprises:
S1: start cylinder 6;
S2: tail sensor 62 is detected, and control module 7 is carried out the first operation;
S3: hot nose 61 is detected, and control module 7 is carried out the second operation;
S4, tail sensor 62 is again detected, and control module 7 is carried out the 3rd operation.
Wherein, S1 step is specially: according to external command, (instruction that upper level sampling unit sends) starts described cylinder 6 to control module 7, carry out bar 63 and release operation, described motor 2 and described cleaning assemblies 1 are pushed into the bucket that keeps sample that described raw coal keeps sample in equipment;
S2 step is specially: after described control module 7 detects the tail sensor 62 of described cylinder 6, control module 7 starts described motor 2, in described cylinder 6 promotes process that described cleaning assemblies 1 moves, described motor 2 drives the clean described raw coal of described hairbrush 12 coal sample keeping sample in bucket in equipment that keeps sample;
S3 step is specially: after described control module 7 detects the hot nose 61 of described cylinder 6, control module 7 is controlled described cylinder 6 reverse operations, carry out bar 63 and carry out recovery operation, simultaneously control module 7 is controlled described motor 2 and is reversed, and described motor 2 drives the clean described raw coal of described hairbrush 12 coal sample keeping sample in bucket in equipment that keeps sample;
S4 step is specially: after described control module 7 detects the tail sensor 62 of described cylinder again, control module 7 is controlled described motor 2 and shut down, and described cylinder 6 is carried out reset operation, the dry original state that returns back to of described execution.
Preferably, after step S4, be also provided with S5: instruction is replied in control module 7 superior unit (upper level sampling unit), and this task completes, and Job readiness is ready next time.
By adopting above-mentioned preferred technical scheme, because thermal power plant raw coal keeps sample, equipment is with cleaning assemblies 1 is set in cleaning device, motor 2, cylinder 6, control module 7, and control module 7 is according to the start and stop of cylinder 6 described in predetermined instruction control and motor 2; So can realize by the machine automated cleaning raw coal coal sample keeping sample in bucket in equipment that keeps sample, avoid human factor in prior art, the inaccurate technical problem of testing result causing.Further, by hot nose 61, tail sensor 62 are set on cylinder 6, make the control of cleaning assemblies 1 more intelligent.And connecting plate for electric motor 3, shaft bearing plate 4, guide rail 5 are set between motor 2 and cylinder 6, and motor 2 is moved more stable, cleaning effect is better.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; can expect easily changing or replacing, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (8)
1. the thermal power plant raw coal equipment cleaning device that keeps sample, the described raw coal equipment that keeps sample comprises the cylinder that keeps sample that holds sample, described cleaning device comprises:
Cleaning assemblies, the hairbrush of barrel sidewall that keeps sample described in described cleaning assemblies is provided with rotating disk and cleans;
Motor, is arranged on the top of described cleaning assemblies, for rotating described rotating disk;
Cylinder, is arranged on the top of described motor, and described cylinder comprises carries out bar and shell, and described execution bar can move up and down with respect to described shell, and controls moving up and down of described motor and cleaning assemblies by the movement of described execution bar;
Control module, according to the start and stop of cylinder described in predetermined instruction control and motor.
2. the thermal power plant as claimed in claim 1 raw coal equipment cleaning device that keeps sample, is characterized in that, cleaning assemblies is also provided with the pawl that opens ice below described rotating disk, described in the coal sample of pawl for barrel diapire that keeps sample described in clean that open ice.
3. the thermal power plant as claimed in claim 1 raw coal equipment cleaning device that keeps sample, it is characterized in that, also comprise being arranged between described motor and described cylinder and be provided with connecting plate for electric motor, shaft bearing plate, guide rail, described connecting plate for electric motor is arranged to a side and is fixedly connected with one end of described motor, opposite side is carried out bar one end with described cylinder and is fixedly connected with, described shaft bearing plate is fixedly connected on one end of described cylinder baffle, and described guide rail one end is fixed on the opposite side of described connecting plate for electric motor; Moving up and down in process of described shell and described execution bar, described guide rail also moves up and down with respect to described shaft bearing plate.
4. the thermal power plant as claimed in claim 3 raw coal equipment cleaning device that keeps sample, is characterized in that, described guide rail is two cylinders through described shaft bearing plate.
5. the thermal power plant as claimed in claim 1 raw coal equipment cleaning device that keeps sample, it is characterized in that, the above and below of described cylinder is respectively arranged with hot nose and tail sensor, and the signal that described hot nose and described tail sensor detect can feed back to control module; And control module is according to the start and stop of motor described in the signal controlling of described hot nose and the detection of described tail sensor and cylinder.
6. the thermal power plant raw coal equipment clean method of cleaning device that keeps sample, the raw coal equipment cleaning device that keeps sample in described thermal power plant is any one thermal power plant raw coal of claim 1～5 equipment cleaning device that keeps sample, described clean method comprises:
One, control module starts described cylinder, and described motor and described cleaning assemblies are pushed into the bucket that keeps sample that described raw coal keeps sample in equipment;
Two, control module starts described motor, and in described cylinder promotes process that described cleaning assemblies moves, described motor drives the coal sample keeping sample in bucket in equipment that keeps sample of raw coal described in described brush cleaning;
Three,, after the coal sample keeping sample described in having cleaned in bucket, control module stops the running of described motor and described cylinder.
7. the thermal power plant raw coal equipment clean method of cleaning device that keeps sample, the raw coal equipment cleaning device that keeps sample in described thermal power plant is the thermal power plant claimed in claim 5 raw coal equipment cleaning device that keeps sample, described clean method comprises:
One, control module starts described cylinder according to external command, carries out bar and releases operation, and described motor and described cleaning assemblies are pushed into the bucket that keeps sample that described raw coal keeps sample in equipment;
Two, after described control module detects the tail sensor of described cylinder, control module starts described motor, in described cylinder promotes process that described cleaning assemblies moves, described motor drives the coal sample keeping sample in bucket in equipment that keeps sample of raw coal described in described brush cleaning;
Three, after described control module detects the hot nose of described cylinder, cylinder reverse operation described in control module control, carry out bar and carry out recovery operation, motor reversal described in simultaneously control module control, and described motor drives the coal sample keeping sample in bucket in equipment that keeps sample of raw coal described in described brush cleaning;
Four, after described control module detects the tail sensor of described cylinder again, motor shuts down described in control module control, and described cylinder is carried out reset operation, the dry original state that returns back to of described execution.
8. the thermal power plant as claimed in claim 7 raw coal equipment clean method of cleaning device that keeps sample, is characterized in that, described step 4 after, also comprises: control module 7 superior unit reply instructions, and this task completes, and Job readiness is ready next time.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310687375.5A CN103736700A (en) | 2013-12-14 | 2013-12-14 | Cleaning device and cleaning method for raw coal reserved sample device of thermal power plant |
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| CN201310687375.5A CN103736700A (en) | 2013-12-14 | 2013-12-14 | Cleaning device and cleaning method for raw coal reserved sample device of thermal power plant |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105057296A (en) * | 2015-09-24 | 2015-11-18 | 哈尔滨展达机器人自动化有限责任公司 | Initiating explosive device columnar shell cleaning mechanism |
| CN105689322A (en) * | 2016-03-01 | 2016-06-22 | 陈焕祥 | Ultrasonic cleaner push rod for vehicle parts |
| CN106733118A (en) * | 2015-11-24 | 2017-05-31 | 衡阳市维达胜电气自动化设备有限公司 | A kind of automatic control type colliery processes transporting equipment |
| CN109911574A (en) * | 2019-04-12 | 2019-06-21 | 国电南京煤炭质量监督检验有限公司 | Coal sample bucket automatic cleaning device |
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Application publication date: 20140423 |