CN102416670A - Mixing station and control equipment and control method thereof - Google Patents
Mixing station and control equipment and control method thereof Download PDFInfo
- Publication number
- CN102416670A CN102416670A CN2011103777530A CN201110377753A CN102416670A CN 102416670 A CN102416670 A CN 102416670A CN 2011103777530 A CN2011103777530 A CN 2011103777530A CN 201110377753 A CN201110377753 A CN 201110377753A CN 102416670 A CN102416670 A CN 102416670A
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- Prior art keywords
- bucket elevator
- control
- stirring
- conversion device
- elevator motor
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000003756 stirring Methods 0.000 claims abstract description 92
- 238000007599 discharging Methods 0.000 claims description 32
- 238000006243 chemical reaction Methods 0.000 claims description 30
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000011664 signaling Effects 0.000 abstract 1
- 239000000843 powder Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000021050 feed intake Nutrition 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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Abstract
The invention discloses a mixing station and a control device and a control method thereof, wherein the mixing station comprises a mixing motor and a mixing motor frequency converter which are connected, and the device comprises: the receiving device is used for receiving the stirring signal and the stirring time; and the controller is connected with the stirring motor frequency converter and the receiving device and is used for controlling the stirring motor frequency converter to be in a high-frequency running state during the stirring time after the receiving device receives the stirring signal and controlling the stirring motor frequency converter to be in a low-frequency running state after the stirring time is over. By the invention, energy consumption can be saved, and the service life of the motor can be prolonged.
Description
Technical field
The present invention relates to engineering machinery field, particularly, relate to a kind of mixing plant and control appliance thereof, control method.
Background technology
In the dry powder and mortar production process, after receiving the production schedule, at first carry out the dry powder proportioning and calculate, calculate the amount of various mixed materials; Weigh afterwards, weigh up the weight of every kind of material; After the end of weighing, just begin in stirring host, to feed intake; After the end that feeds intake, just start the stirring host motor and stir; Stir after the end, open the stirring host Dump gate, the finished product dry powder in the stirring host just enters into hopper; Afterwards, bucket elevator can be transported to finished bin and stores holding together finished product dry powder in the hopper.
In above-mentioned production process, the motor of stirring host is in the state of traveling at the uniform speed all the time, though this kind method has improved production efficiency, comparatively wastes electric power resource, and motor is in the high-speed cruising state for a long time, also can exert an influence to life-span of motor.
Summary of the invention
The purpose of this invention is to provide a kind of mixing plant and control appliance thereof, control method, it can save energy consumption, and prolongs electrical machinery life.
To achieve these goals, the present invention provides a kind of control appliance that is used for mixing plant, and this mixing plant comprises continuous stirring motor and stirring motor frequency converter, and this equipment comprises: receiving system is used for receiving stirring signal and mixing time; Controller; Link to each other with said stirring motor frequency converter and receiving system; Be used for after said receiving system receives said stirring signal; Control said stirring motor frequency converter and during said mixing time, be in the high frequency running status, and after said mixing time finishes, control said stirring motor frequency converter and be in the low-frequency operation state.
A kind of control method that is used for mixing plant, this mixing plant comprise continuous stirring motor and stirring motor frequency converter, and this method comprises: receive and stir signal and mixing time; After receiving said stirring signal, control said stirring motor frequency converter and during said mixing time, be in the high frequency running status, and after said mixing time finishes, control said stirring motor frequency converter and be in the low-frequency operation state.
A kind of mixing plant, this mixing plant comprise continuous stirring motor and stirring motor frequency converter, it is characterized in that, this mixing plant also comprises above-mentioned control appliance.
Through technique scheme, can during stirring host stirs, make the stirring motor frequency converter work in the high frequency running status, and then make stirring motor high frequency run with load; During stirring host does not stir, make the stirring motor frequency converter work in the low-frequency operation state, and then make the stirring motor low frequency idle.Thereby, can save power consumption, also can avoid the motor long-play in addition and influence its life-span.
Other features and advantages of the present invention will partly specify in the specific embodiment subsequently.
Description of drawings
Accompanying drawing is to be used to provide further understanding of the present invention, and constitutes the part of specification, is used to explain the present invention with the following specific embodiment, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural representation that is used for the control appliance of mixing plant provided by the invention;
Fig. 2 is the structural representation that shows mixing plant;
Fig. 3 A is the running status sketch map of stirring motor; And
Fig. 3 B is the running status sketch map of bucket elevator motor.
Description of reference numerals
1 stirring host 2 holds together hopper
3 bucket elevators, 4 finished bin
10 receiving systems, 20 controllers
The specific embodiment
Be elaborated below in conjunction with the accompanying drawing specific embodiments of the invention.Should be understood that the specific embodiment described herein only is used for explanation and explains the present invention, is not limited to the present invention.
Fig. 1 is the structural representation that is used for the control appliance of mixing plant provided by the invention.The invention provides a kind of control appliance that is used for mixing plant; This mixing plant comprises continuous stirring motor and stirring motor frequency converter (stirring host comprises stirring motor and the stirring motor frequency converter that this links to each other); This equipment comprises: receiving system 10 is used for receiving stirring signal and mixing time (this mixing time can be carried out manual work according to the dry powder proportioning and set); Controller 20; Link to each other with said stirring motor frequency converter and receiving system 10; Be used for after said receiving system 10 receives said stirring signal, control said stirring motor frequency converter in being in the high frequency running status during the said mixing time (for example, through after said receiving system 10 receives said stirring signal; Send high-frequency signal to the stirring motor frequency converter); And after said mixing time finishes, control said stirring motor frequency converter and be in low-frequency operation state (for example, through after mixing time finishes, to stirring motor frequency converter transmission low frequency signal).By this, can during stirring host stirs, make the stirring motor frequency converter work in the high frequency running status, and then make stirring motor high frequency run with load; During stirring host does not stir, make the stirring motor frequency converter work in the low-frequency operation state, and then make the stirring motor low frequency idle.Thereby, can save power consumption, also can avoid the motor long-play in addition and influence its life-span.
Wherein, said controller 20 can be the various devices of realizing above-mentioned control function such as Programmable Logic Controller (PLC), single-chip microcomputer, microcontroller.
Fig. 2 is the structural representation that shows mixing plant.Of Fig. 2, said mixing plant also comprises holding together hopper 2, bucket elevator 3 and finished bin 4.After said stirring host 1 is stirring end; Can open the discharge port of stirring host 1; Thereby the finished product dry powder in the stirring host 1 enters into hopper 2 through discharge port, and bucket elevator 3 can be delivered in the finished bin 4 and stores holding together finished product dry powder in the hopper 2 afterwards.Said bucket elevator 3 comprises continuous bucket elevator motor and bucket elevator motor frequency conversion device.
Preferably; Said receiving system 10 also is used to receive discharging signal and discharge time (this discharge time also can manual work set); Said controller 20 also links to each other with said bucket elevator motor frequency conversion device; Be used for after said receiving system 10 receives said discharging signal, control said bucket elevator motor frequency conversion device in being in the high frequency running status during the said discharge time (for example, through after said receiving system 10 receives said discharging signal; Send high-frequency signal to bucket elevator motor frequency conversion device); And after said discharge time finishes, control said bucket elevator motor frequency conversion device and be in low-frequency operation state (for example, after finishing) to bucket elevator motor frequency conversion device transmission low frequency signal in the discharge time.By this, can during discharging, make bucket elevator motor frequency conversion device work in the high frequency running status, and then make bucket elevator motor high frequency run with load; After discharging finishes, make bucket elevator motor frequency conversion device work in the low-frequency operation state, and then make bucket elevator motor low frequency idle.Thereby, can save power consumption, also can avoid bucket elevator motor long-play in addition and influence its life-span.
In order to guarantee that finished product dry powder can farthest be delivered in the finished bin, preferably, said bucket elevator also is set with discharging time-delay, i.e. after discharging finished, bucket elevator continued operation a period of time.Correspondingly; With regard to said control appliance; Said receiving system 10 also is used to receive the discharging time-delay; Said controller 20 also is used for after said receiving system 10 receives said discharging signal, controls said bucket elevator motor frequency conversion device and between said discharge time and discharging time delay, is in the high frequency running status, and after said discharging time-delay finishes, control said bucket elevator motor frequency conversion device and be in the low-frequency operation state.
Fig. 3 A is the running status sketch map of stirring motor, and Fig. 3 B is the running status sketch map of bucket elevator motor.Shown in Fig. 3 A and 3B; Said stirring motor runs on high frequency run with load state and the idle state of low frequency respectively during stirring and non-stirring, and said bucket elevator motor also runs on high frequency run with load state and the idle state of low frequency respectively during discharging and non-discharging.
Correspondingly, the present invention also provides a kind of control method that is used for mixing plant, and this mixing plant comprises continuous stirring motor and stirring motor frequency converter, and this method comprises: receive and stir signal and mixing time; After receiving said stirring signal, control said stirring motor frequency converter and during said mixing time, be in the high frequency running status, and after said mixing time finishes, control said stirring motor frequency converter and be in the low-frequency operation state.
Wherein, said mixing plant also comprises continuous bucket elevator motor and bucket elevator motor frequency conversion device, and this method also comprises: receive discharging signal and discharge time; And after receiving said discharging signal, control said bucket elevator motor frequency conversion device and during the said discharge time, be in the high frequency running status, and after said discharge time finishes, control said bucket elevator motor frequency conversion device and be in the low-frequency operation state.
Wherein, this method also comprises: receive the discharging time-delay; And after receiving said discharging signal; Control said bucket elevator motor frequency conversion device and between said discharge time and discharging time delay, be in the high frequency running status, and after said time-delay finishes, control said bucket elevator motor frequency conversion device and be in the low-frequency operation state.
Correspondingly, the present invention also provides a kind of mixing plant, and this mixing plant comprises continuous stirring motor and stirring motor frequency converter, and this mixing plant also comprises: the above-mentioned control appliance that is used for mixing plant.
Wherein, said mixing plant also comprises continuous bucket elevator motor and bucket elevator motor frequency conversion device.
Through the present invention, can make the motor in the mixing plant when its work of needs, be in high frequency run with load state, when not needing its work, be in the idle state of low frequency, thereby save the service life of energy consumption, assurance production efficiency, prolongation motor.
More than combine accompanying drawing to describe preferred implementation of the present invention in detail; But; The present invention is not limited to the detail in the above-mentioned embodiment; In technical conceive scope of the present invention, can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
Need to prove that in addition each the concrete technical characterictic described in the above-mentioned specific embodiment under reconcilable situation, can make up through any suitable manner.For fear of unnecessary repetition, the present invention is to the explanation no longer separately of various possible compound modes.
In addition, also can carry out combination in any between the various embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be regarded as the disclosed content of the present invention equally.
Claims (8)
1. control appliance that is used for mixing plant, this mixing plant comprises continuous stirring motor and stirring motor frequency converter, it is characterized in that, this equipment comprises:
Receiving system is used for receiving stirring signal and mixing time; And
Controller; Link to each other with said stirring motor frequency converter and receiving system; Be used for after said receiving system receives said stirring signal; Control said stirring motor frequency converter and during said mixing time, be in the high frequency running status, and after said mixing time finishes, control said stirring motor frequency converter and be in the low-frequency operation state.
2. control appliance according to claim 1, wherein,
Said mixing plant also comprises continuous bucket elevator motor and bucket elevator motor frequency conversion device,
Said receiving system also is used to receive discharging signal and discharge time,
Said controller also links to each other with said bucket elevator motor frequency conversion device; Be used for after said receiving system receives said discharging signal; Control said bucket elevator motor frequency conversion device and during the said discharge time, be in the high frequency running status, and after said discharge time finishes, control said bucket elevator motor frequency conversion device and be in the low-frequency operation state.
3. control appliance according to claim 1, wherein,
Said mixing plant also comprises continuous bucket elevator motor and bucket elevator motor frequency conversion device,
Said receiving system also is used to receive discharging signal, discharge time and discharging time-delay,
Said controller also is used for after said receiving system receives said discharging signal; Control said bucket elevator motor frequency conversion device and between said discharge time and discharging time delay, be in the high frequency running status, and after said discharging time-delay finishes, control said bucket elevator motor frequency conversion device and be in the low-frequency operation state.
4. control method that is used for mixing plant, this mixing plant comprises continuous stirring motor and stirring motor frequency converter, it is characterized in that, this method comprises:
Receive and stir signal and mixing time;
After receiving said stirring signal, control said stirring motor frequency converter and during said mixing time, be in the high frequency running status, and after said mixing time finishes, control said stirring motor frequency converter and be in the low-frequency operation state.
5. control method according to claim 4, wherein, said mixing plant also comprises continuous bucket elevator motor and bucket elevator motor frequency conversion device, this method also comprises:
Receive discharging signal and discharge time; And
After receiving said discharging signal, control said bucket elevator motor frequency conversion device and during the said discharge time, be in the high frequency running status, and after said discharge time finishes, control said bucket elevator motor frequency conversion device and be in the low-frequency operation state.
6. control method according to claim 4, wherein, said mixing plant also comprises continuous bucket elevator motor and bucket elevator motor frequency conversion device, this method also comprises:
Receive discharging signal, discharge time and discharging time-delay; And
After receiving said discharging signal; Control said bucket elevator motor frequency conversion device and between said discharge time and discharging time delay, be in the high frequency running status, and after said discharging time-delay finishes, control said bucket elevator motor frequency conversion device and be in the low-frequency operation state.
7. mixing plant, this mixing plant comprises continuous stirring motor and stirring motor frequency converter, it is characterized in that, this mixing plant also comprises: according to the described control appliance of each claim among the claim 1-3.
8. mixing plant according to claim 7, wherein, said mixing plant also comprises continuous bucket elevator motor and bucket elevator motor frequency conversion device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110377753 CN102416670B (en) | 2011-11-23 | 2011-11-23 | Mixing station and control equipment and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110377753 CN102416670B (en) | 2011-11-23 | 2011-11-23 | Mixing station and control equipment and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102416670A true CN102416670A (en) | 2012-04-18 |
| CN102416670B CN102416670B (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110377753 Active CN102416670B (en) | 2011-11-23 | 2011-11-23 | Mixing station and control equipment and control method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786259A (en) * | 2014-02-14 | 2014-05-14 | 上海三一重机有限公司 | Rotating speed adaptive frequency conversion control system and method for concrete mixer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07256628A (en) * | 1994-11-24 | 1995-10-09 | Kitagawa Iron Works Co Ltd | Method for setting speed of variable-speed mixer for mixing ready-mixed concrete or the like |
| CN1970137A (en) * | 2005-11-23 | 2007-05-30 | 比亚迪股份有限公司 | Mixer work system |
| CN201665423U (en) * | 2009-12-25 | 2010-12-08 | 长沙中联重工科技发展股份有限公司 | Intelligent control device of belt conveyer |
| CN201848919U (en) * | 2010-10-19 | 2011-06-01 | 长沙中联重工科技发展股份有限公司 | Frequency-conversion agitator |
-
2011
- 2011-11-23 CN CN 201110377753 patent/CN102416670B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07256628A (en) * | 1994-11-24 | 1995-10-09 | Kitagawa Iron Works Co Ltd | Method for setting speed of variable-speed mixer for mixing ready-mixed concrete or the like |
| CN1970137A (en) * | 2005-11-23 | 2007-05-30 | 比亚迪股份有限公司 | Mixer work system |
| CN201665423U (en) * | 2009-12-25 | 2010-12-08 | 长沙中联重工科技发展股份有限公司 | Intelligent control device of belt conveyer |
| CN201848919U (en) * | 2010-10-19 | 2011-06-01 | 长沙中联重工科技发展股份有限公司 | Frequency-conversion agitator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786259A (en) * | 2014-02-14 | 2014-05-14 | 上海三一重机有限公司 | Rotating speed adaptive frequency conversion control system and method for concrete mixer |
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| CN102416670B (en) | 2013-03-13 |
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Address after: 415907, Hunan, Hanshou hi tech Industrial Park, Changde Huang Fu neighborhood committee, No. 1, Union Road Patentee after: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. Address before: 410013 Yuelu District, Hunan, silver basin Road, No. 361, No. Patentee before: ZOOMLION HEAVY INDUSTRY SCIENCE&TECHNOLOGY Co.,Ltd. |