CN201859335U - Frequency-conversion energy-saving control system for ball mill - Google Patents
Frequency-conversion energy-saving control system for ball mill Download PDFInfo
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- CN201859335U CN201859335U CN2010205795303U CN201020579530U CN201859335U CN 201859335 U CN201859335 U CN 201859335U CN 2010205795303 U CN2010205795303 U CN 2010205795303U CN 201020579530 U CN201020579530 U CN 201020579530U CN 201859335 U CN201859335 U CN 201859335U
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- bowl mill
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- frequency converter
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Abstract
The utility model relates to a frequency-conversion energy-saving control system for a ball mill. The control system comprises a cabinet body of a control cabinet with a cabinet door, wherein a frequency converter is arranged in the cabinet body; a control input end of the frequency converter is controllably connected with an incoming line reactor; the input end of the incoming line reactor is connected with a breaker; the output end of the frequency converter is controllably connected with a driving device of the ball mill through a dustproof joint; an incoming line end of the breaker is in parallel connection with a lightning-protection component; and a control end of the frequency converter is in two-way controllable connection with a programmable controller. In the control system of the utility model, a plurality of frequency-conversion running programs of the ball mill are prestored according to the production technique of the ball mill, so as to convenient for an operator to call directly, key parameters of each program can be observed and modified on a touch screen, and the proper running program can be chosen according to the actual technique of the ball mill, so as to realize the optimal speed control of the ball mill and achieve better energy-saving effects.
Description
Technical field
The utility model relates to a kind of energy saving control system of frequency conversion in use, relates in particular to a kind of bowl mill energy saving control system of frequency conversion in use.
Background technology
For a long time, enterprises such as all kinds of potteries, building materials, metallurgy, mine and chemical industry generally adopt raw materials such as ball mill grinding pottery, ore, the simple power frequency control model of the general employing of bowl mill traditionally, be after the bowl mill starting, just with the fixed rotating speed operation, the rotating speed of cylindrical shell is by belt pulley or gear reduction decision.And the rotating speed of bowl mill directly has influence on the moving situation of mill ball and material and the process of lapping of material, under different rotating speeds, mill ball in the cylindrical shell is different with the moving situation of material: 1. when the ball mill barrel rotating speed is low, mill ball and material rise with cylinder inboard wall, when the inclination angle of mill ball and material is equal to or greater than angle of crater, slide along the inclined-plane, can not form enough drops, mill ball is very little to the abrasive action of material, and the efficient of bowl mill is very low; If 2. the rotating speed of ball mill barrel is very high, because action of centrifugal force no longer breaks away from barrel to cause material and mill ball, and together rotates with it, at this moment mill ball has not had effect of impact to material, and grinding efficiency is then lower.The minimum speed of this state is called critical rotary speed; 3. when the rotating speed of ball mill barrel was in a certain rotating speed between the said two devices, mill ball fell along para-curve after being brought to certain height, and to the effect of impact maximum of tube substrate material, grinding efficiency is the highest, and the rotating speed of this moment is called optimum operating speed.Practical experience shows that along with mechanical milling process carries out, the material fineness reduces, and the cylindrical shell optimum speed constantly reduces, and by variable frequency regulating speed control, can realize best speed control, thereby realizes best energy-saving effect.
So operational mode of traditional non-speed-regulating type bowl mill, easily cause the overmastication of material, required milling cycle is longer, grinding efficiency is lower, the unit product power consumption is bigger, equipment starting current and running current are big simultaneously, impact to equipment and electrical network is big, the maintenance of equipment is also big, and the waste of electricity is quite surprising, and this will inevitably bring a lot of unnecessary trouble and severe energy waste to manufacturer, so along with the production-scale expansion of The development in society and economy and enterprise, the disadvantage of the bowl mill of the power frequency control of non-speed governing is completely exposed, and has seriously hindered the fast development of relevant enterprise.
The utility model content
The purpose of this utility model provides a kind of bowl mill energy saving control system of frequency conversion in use, to solve the problem that the existing non-speed-regulating mode of bowl mill frequency conversion system is brought.
For achieving the above object, the utility model adopts following technical scheme: a kind of bowl mill energy saving control system of frequency conversion in use, comprise the switch board cabinet that has the cabinet door, establish frequency converter in the described cabinet, the control input end of frequency converter and inlet wire reactor control linkage, the input end of inlet wire reactor is connected with isolating switch; The output terminal of described frequency converter is used for being connected with the bowl mill driving device controls by dustproof joint; The end of incoming cables of described isolating switch also is connected to lightning protection component; The two-way control linkage of Frequency Converter Control end and Programmable Logic Controller.
Described cabinet door top is provided with air outlet, and the air outlet place is equipped with the cooling fan group, and described cooling fan group is connected the fan power supply power supply that is provided with by the isolating switch leading-out terminal.
The control output end of described Programmable Logic Controller is connected with the text display that is arranged on the cabinet door.
The control output end of described frequency converter is connected with the intelligence instrument that is arranged on the cabinet by connection terminal and signal isolator.
Described intelligence instrument comprises voltage instrument, current instrument, frequency instrument and rotating speed instrument.
The output terminal that described frequency converter is used for being connected with the bowl mill drive unit is serially connected with ferrite bead.
Described cabinet door is provided with operator scheme selector switch and pilot lamp.
Described air outlet place is provided with dustproof filter screen.
The frequency converter that the utility model adopts has the automatic voltage regulatory function, can keep electric efficiency the highest according to the actual loading situation, and the impact when having eliminated starting has prolonged the serviceable life of parts such as arbor, speed reduction gear box, belt; VF-AS1 vector frequency converter with high starting torque has satisfied the big characteristics of bowl mill starting moment, and can realize that the travelling speed of bowl mill is adjustable continuously, and actual the use shows that the energy-saving effect of bowl mill energy-saving and frequency-variable system generally can reach about 10 ~ 25%; Because starting current reduces greatly, can not cause the impact of electrical network and the decline of line voltage, eliminate other consumer that causes because of the bowl mill starting and transferred lock or fault, under same net capacity, and can increase installation platform number.In addition, control system is according to the production technology of bowl mill, multiple bowl mill converting operation program prestores, handled easily personnel directly call, the key parameter of every kind of program can be observed on touch-screen and revise, and can select suitable working procedure according to the actual process of bowl mill, realization reaches energy-saving effect preferably to the optimum velocity control of bowl mill.
Description of drawings
Fig. 1 is an inner structure synoptic diagram of the present utility model;
Fig. 2 is the synoptic diagram of the utility model front cabinet door.
Embodiment
BelowThe batch (-type) wet ball mill frequency-changing control system that with the power of motor is 160KW is an example, and bowl mill energy saving control system of frequency conversion in use of the present utility model is done following detailed description the in detail:
Be illustrated in figure 1 as the cut-away view of the utility model bowl mill energy saving control system of frequency conversion in use, as seen from the figure, this system comprises the variable frequency control cabinet that has the cabinet door that is used for by drive unit and bowl mill 25 control linkages, switch board comprise cabinet 1 and in the frequency converter 4 established, the control input end of frequency converter and inlet wire reactor 3 control linkages, the inlet wire reactor adopts DTR-160KW inlet wire reactor, and main effect is to suppress higher hamonic wave, improves power factor; The input end of inlet wire reactor is connected with outside primary power 21 by isolating switch 2, and the end of incoming cables of isolating switch also is connected to lightning protection component, and isolating switch adopts the NSE400A breaker of plastic casing.
The cabinet of frequency-changing control system adopts the plastic-blasting cabinet, adopts the semi-hermetic structural design, is used for dustproof purpose.The cabinet door of frequency conversion tank comprises front cabinet door and rear cabinet door, and rear cabinet door top is provided with air outlet, and the air outlet place is equipped with the cooling fan group 17 that is used for system radiating, is installed in the rear cabinet door upside, by fan power supply 18 power supplies; The intelligence instrument 9 that is connected with Frequency Converter Control is installed on the front cabinet door, is provided with connection terminal 14 and signal isolator 13 between frequency converter and the intelligence instrument; The two-way control linkage of Frequency Converter Control end and Programmable Logic Controller, the control output end of Programmable Logic Controller are connected with the text display 8 that is arranged on the cabinet door, and text display 8 is installed in frequency conversion tank panel middle part; Forward and backward cabinet student portion is equipped with air inlet 19, and the air inlet place all is provided with the dustproof grid of air intake.As shown in Figure 2, except that intelligence instrument 9 and text display 8, also be provided with devices such as operator scheme selector switch 16 and button, pilot lamp 15 on the panel on the front cabinet door of frequency conversion tank.
The output terminal of frequency converter 4 is connected in series ferrite bead 5, and is connected with drive motor 22, and by reductor 23 outgoing side belt pulleys 24 drive ball grinding machines 25.Outside primary power 21 was used for adopting leader cable with being connected of bowl mill drive unit with being connected with frequency converter 4 of breaker of plastic casing 2, adopted dustproof joint 20 to improve the sealing and dustproof effect during leader cable turnover cabinet 1.For further improving transmission efficiency and energy-saving and frequency-variable effect,, belt pulley 24 diameters can be increased 15% calculating on the bowl mill starting moment basis.
The frequency converter of present embodiment adopts VF-AS1 vector type frequency converter, starting moment is big, 0.3Hz can reach 200% of nominal torque, be fit to very much drag the load of bowl mill needs high starting torque, and all built-in anti-interference filter of this type frequency converter full capacity greatly reduces high frequency noise and harmonic wave that frequency converter produces.
As shown in Figure 2, intelligence instrument 9 adopts the digital display pattern, comprise voltage instrument 91, current instrument 92, frequency instrument 93 and rotating speed instrument 94, adopt AI-501AL1 type digital display intelligent instrument, totally 4, measure three-phase mains voltage, inlet wire total current, frequency converter running frequency and ball mill barrel rotating speed respectively, be convenient to operating personnel the bowl mill running status is monitored.
Signal isolator adopts AI-7021D5 series of signals isolator, to realize the filtering isolation to digital displaying meter, improves the observing and controlling precision of instrument, prevents electromagnetism and harmonic interference.
Programmable Logic Controller has adopted the LOGO series of products, videotex adopts LOGO TD type Chinese text, according to the production technology of bowl mill, and the LOGO multiple converting operation program that prestores, handled easily personnel directly call, and the key parameter of every kind of program can be observed on LOGO TD and revise.
Lightning protection component adopts TGDY5II-40 type combined integral second level lightning protection device (being C level lightning protection device), is used to protect frequency converter, prevents to respond to the impact and the harm of surge voltage in thunder and the circuit.
After the utility model bowl mill is installed the utility model energy saving control system of frequency conversion in use, have the following advantages: the frequency converter that the utility model adopts has the automatic voltage regulatory function, can be according to the actual loading situation, keep electric efficiency the highest, and the impact when having eliminated starting has prolonged the serviceable life of parts such as arbor, speed reduction gear box, belt; VF-AS1 vector frequency converter with high starting torque has satisfied the big characteristics of bowl mill starting moment, and can realize that the travelling speed of bowl mill is adjustable continuously, and actual the use shows that the energy-saving effect of bowl mill energy-saving and frequency-variable system generally can reach about 10 ~ 25%; Because starting current reduces greatly, can not cause the impact of electrical network and the decline of line voltage, eliminate other consumer that causes because of the bowl mill starting and transferred lock or fault, under same net capacity, and can increase installation platform number.In addition, control system is according to the production technology of bowl mill, multiple bowl mill converting operation program prestores, handled easily personnel directly call, the key parameter of every kind of program can be observed on touch-screen and revise, and can select suitable working procedure according to the actual process of bowl mill, realization reaches energy-saving effect preferably to the optimum velocity control of bowl mill.
Claims (8)
1. a bowl mill energy saving control system of frequency conversion in use comprises the switch board cabinet that has the cabinet door, it is characterized in that: establish frequency converter in the described cabinet, and the control input end of frequency converter and inlet wire reactor control linkage, the input end of inlet wire reactor is connected with isolating switch; The output terminal of described frequency converter is used for being connected with the bowl mill driving device controls by dustproof joint; The end of incoming cables of described isolating switch also is connected to lightning protection component; The two-way control linkage of Frequency Converter Control end and Programmable Logic Controller.
2. bowl mill energy saving control system of frequency conversion in use according to claim 1 is characterized in that: described cabinet door top is provided with air outlet, and the air outlet place is equipped with the cooling fan group, and described cooling fan group is connected the fan power supply power supply that is provided with by the isolating switch leading-out terminal.
3. bowl mill energy saving control system of frequency conversion in use according to claim 1 is characterized in that: the control output end of described Programmable Logic Controller is connected with the text display that is arranged on the cabinet door.
4. bowl mill energy saving control system of frequency conversion in use according to claim 1 is characterized in that: the control output end of described frequency converter is connected with the intelligence instrument that is arranged on the cabinet by connection terminal and signal isolator.
5. bowl mill energy saving control system of frequency conversion in use according to claim 4 is characterized in that: described intelligence instrument comprises voltage instrument, current instrument, frequency instrument and rotating speed instrument.
6. bowl mill energy saving control system of frequency conversion in use according to claim 1 is characterized in that: the output terminal that described frequency converter is used for being connected with the bowl mill drive unit is serially connected with ferrite bead.
7. bowl mill energy saving control system of frequency conversion in use according to claim 1 is characterized in that: described cabinet door is provided with operator scheme selector switch and pilot lamp.
8. according to the described any described bowl mill energy saving control system of frequency conversion in use of claim 1～7, it is characterized in that: described air outlet place is provided with dustproof filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205795303U CN201859335U (en) | 2010-10-28 | 2010-10-28 | Frequency-conversion energy-saving control system for ball mill |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205795303U CN201859335U (en) | 2010-10-28 | 2010-10-28 | Frequency-conversion energy-saving control system for ball mill |
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| CN201859335U true CN201859335U (en) | 2011-06-08 |
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| CN2010205795303U Expired - Fee Related CN201859335U (en) | 2010-10-28 | 2010-10-28 | Frequency-conversion energy-saving control system for ball mill |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128642A (en) * | 2011-11-29 | 2013-06-05 | 广州市珠峰电气有限公司 | Tile polishing machine and dedicated automatic-control electricity saving system |
| CN103263970A (en) * | 2013-05-23 | 2013-08-28 | 招金矿业股份有限公司金翅岭金矿 | Control method for improving grinding fineness of gold and silver concentrate |
| CN103721834A (en) * | 2014-01-13 | 2014-04-16 | 云南省机械研究设计院 | Electrical control system applied to high-efficiency ball mill |
| CN104668052A (en) * | 2015-03-13 | 2015-06-03 | 苏州圣谱拉新材料科技有限公司 | Gravity-magnetic field ball mill |
| CN104668051A (en) * | 2015-03-13 | 2015-06-03 | 苏州圣谱拉新材料科技有限公司 | Automatic speed control ball mill |
| CN105689067A (en) * | 2016-04-09 | 2016-06-22 | 长沙米淇仪器设备有限公司 | Variable-frequency planetary ball mill |
| CN106925415A (en) * | 2017-05-19 | 2017-07-07 | 佛山市爱摩生科技有限公司 | A kind of ceramic raw material energy-saving control method and system |
| CN107983476A (en) * | 2017-12-13 | 2018-05-04 | 江西华硕陶瓷集团有限公司 | A kind of crushing mill and ceramic preparation |
| CN107999212A (en) * | 2017-12-13 | 2018-05-08 | 江西华硕陶瓷集团有限公司 | A kind of crushing mill and ceramic preparation |
| CN108380346A (en) * | 2018-01-25 | 2018-08-10 | 谢燕玲 | A kind of concrete processing flour mill |
| CN109433341A (en) * | 2018-10-31 | 2019-03-08 | 江苏脒诺甫纳米材料有限公司 | Zircon sand Ultrafine Grinding method |
-
2010
- 2010-10-28 CN CN2010205795303U patent/CN201859335U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103128642A (en) * | 2011-11-29 | 2013-06-05 | 广州市珠峰电气有限公司 | Tile polishing machine and dedicated automatic-control electricity saving system |
| CN103263970A (en) * | 2013-05-23 | 2013-08-28 | 招金矿业股份有限公司金翅岭金矿 | Control method for improving grinding fineness of gold and silver concentrate |
| CN103263970B (en) * | 2013-05-23 | 2015-09-02 | 招金矿业股份有限公司金翅岭金矿 | A kind of control method improving gold and silver concentrate mog |
| CN103721834B (en) * | 2014-01-13 | 2016-08-17 | 云南省机械研究设计院 | A kind of electric control system being applied to efficient ball mill |
| CN103721834A (en) * | 2014-01-13 | 2014-04-16 | 云南省机械研究设计院 | Electrical control system applied to high-efficiency ball mill |
| CN104668052A (en) * | 2015-03-13 | 2015-06-03 | 苏州圣谱拉新材料科技有限公司 | Gravity-magnetic field ball mill |
| CN104668051A (en) * | 2015-03-13 | 2015-06-03 | 苏州圣谱拉新材料科技有限公司 | Automatic speed control ball mill |
| CN105689067A (en) * | 2016-04-09 | 2016-06-22 | 长沙米淇仪器设备有限公司 | Variable-frequency planetary ball mill |
| CN106925415A (en) * | 2017-05-19 | 2017-07-07 | 佛山市爱摩生科技有限公司 | A kind of ceramic raw material energy-saving control method and system |
| CN107983476A (en) * | 2017-12-13 | 2018-05-04 | 江西华硕陶瓷集团有限公司 | A kind of crushing mill and ceramic preparation |
| CN107999212A (en) * | 2017-12-13 | 2018-05-08 | 江西华硕陶瓷集团有限公司 | A kind of crushing mill and ceramic preparation |
| CN108380346A (en) * | 2018-01-25 | 2018-08-10 | 谢燕玲 | A kind of concrete processing flour mill |
| CN108380346B (en) * | 2018-01-25 | 2019-12-10 | 瑞安市瑞海机电有限公司 | concrete processing pulverizer |
| CN109433341A (en) * | 2018-10-31 | 2019-03-08 | 江苏脒诺甫纳米材料有限公司 | Zircon sand Ultrafine Grinding method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110608 Termination date: 20131028 |