CN111420800A - Novel automatic control system and method for sand-stone separator - Google Patents
Novel automatic control system and method for sand-stone separator Download PDFInfo
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- CN111420800A CN111420800A CN202010310124.5A CN202010310124A CN111420800A CN 111420800 A CN111420800 A CN 111420800A CN 202010310124 A CN202010310124 A CN 202010310124A CN 111420800 A CN111420800 A CN 111420800A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
- B03B9/06—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse
- B03B9/061—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse the refuse being industrial
- B03B9/063—General arrangement of separating plant, e.g. flow sheets specially adapted for refuse the refuse being industrial the refuse being concrete slurry
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B13/00—Control arrangements specially adapted for wet-separating apparatus or for dressing plant, using physical effects
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Abstract
The invention aims to provide a novel automatic control system and method for a sand-stone separator, which are used for solving the technical problem of separating sand-stone mud in an intelligent mode. The technical scheme adopted by the invention for solving the technical problems is as follows: the method comprises the following steps: a water adding device for adding water into the stirring tank; the flushing device is used for flushing mortar in the stirring tank outwards through the chute; the separation device is used for receiving the slurry water output by the chute and separating sand from stone; a stirring device for receiving the separated muddy water; an internal circulation transfer device for realizing the transfer of muddy water among the stirring devices and a control system for realizing the monitoring.
Description
Technical Field
The invention relates to the technical field of sand separators, in particular to a novel automatic control system and method for a sand separator.
Background
The sand-stone separator is a device for cleaning, separating and recycling sand and stone in sewage and residual concrete of a cleaning tank car, and along with the continuous improvement of environmental protection requirements, a resource recycling mode by adopting the sand-stone separator is widely popularized, and the sand-stone separator is a core device of a concrete recycling system. The control of the sand-stone separator among the prior art is mostly simple line control, and equipment operating mode and production flow are mastered by the operative employee completely, and unable real time monitoring arrives equipment running state, and consequently, the easy operational error rate that appears of manual operation is high, and unable supervisory equipment running state when equipment breaks down traces back the problem root cause.
Disclosure of Invention
The invention aims to provide a novel automatic control system and method for a sand-stone separator, which are used for solving the technical problem of separating sand-stone mud in an intelligent mode.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a novel automatic control system of a sand-stone separator comprises:
a water adding device for adding water into the stirring tank;
the flushing device is used for flushing mortar in the stirring tank outwards through the chute;
the separation device is used for receiving the slurry water output by the chute and separating sand from stone;
a stirring device for receiving the separated muddy water;
an internal circulation transfer device for realizing the transfer of muddy water among the stirring devices and a control system for realizing the monitoring.
Further, the water adding device comprises a water adding pump, and the flushing device comprises a flushing water pump.
Further, the separation device comprises a vibrating screen, a mortar pool, a mortar pump and a mortar spiral, wherein the vibrating screen is positioned above the mortar pool, and the mortar spiral is communicated with the mortar pool through the mortar pump; and a liquid level meter is arranged in the mortar pool.
Further, the stirring device comprises a # 1 stirring tank, a # 1 stirring pump, a # 2 stirring tank, a # 2 stirring pump, a # 3 stirring tank and a # 3 stirring pump, wherein the # 1 stirring tank and the # 1 stirring pump are arranged in the # 1 stirring tank, the # 2 stirring tank and the # 3 stirring pump are arranged in the # 2 stirring tank, and liquid level meters are arranged in the # 1 stirring tank, the # 2 stirring tank and the # 3 stirring tank;
the internal circulation device comprises a clean water tank, a clean water transfer pump and a sewage transfer pump, wherein a liquid level meter is installed in the clean water tank, the clean water tank passes through the clean water transfer pump and a 3# stirring tank, the 3# stirring tank is communicated with a 2# stirring tank through the sewage transfer pump, and slurry in the 2# stirring tank automatically flows into the 1# stirring tank.
Further, the No. 1 stirring tank is communicated with a slurry output end of the separation device.
Furthermore, the control system comprises a programmable controller, an operation state monitoring module and a touch screen, wherein one end of the programmable controller is connected with the operation state monitoring module, and the other end of the programmable controller is connected with the touch screen; one end of the running state monitoring module is connected with the driving motor and the liquid level meter of each power device, and the other end of the running state monitoring module is connected with the programmable controller.
The working method of the novel automatic control system of the sand-stone separator comprises the following steps:
s1, when the tank car enters the car washing position, the water adding device adds water into the stirring tank;
s2, adding water for a while, and flushing the mortar in the stirring tank to a separating device through a chute by a flushing device;
s3: the sand and stone are separated by the separation device, and muddy water after the sand and stone separation is temporarily stored in the mortar pool;
s4, the stirring device receives the muddy water from the mortar pool and passes the muddy water generated by the stirring device through the muddy water
The recycling water pump provides production requirements for the concrete mixing plant.
Preferably, in step S3, after the water is added, the vibrating screen, the mortar pump and the mortar screw automatically operate to start the separation of the mortar; the vibrating screen separates the stones from the mortar water, the stones are conveyed to a stone pile through an inclined belt conveyor to be stored, and the mortar water flows into a mortar pool; the running state monitoring module collects signals of a mortar pool liquid level meter, when the signals of the liquid level meter reach a preset value, the programmable controller starts the mortar pump to convey mortar water to the mortar spiral, and when the signals of the liquid level meter are lower than the preset value, the programmable controller controls the mortar pump to stop.
Preferably, in step S4, the operation status monitoring module collects a signal of a level meter of the # 3 stirring tank, when the signal of the level meter is lower than a preset value, the programmable controller starts the clean water transfer pump to transfer the clean water in the clean water tank to the # 3 stirring tank, and when the signal of the level meter reaches the preset value, the programmable controller controls the clean water transfer pump to stop;
the running state monitoring module collects a liquid level meter signal of the No. 2 stirring pool, when the liquid level meter signal is lower than a preset value, the programmable logic controller starts the sewage transfer pump to send water in the No. 3 stirring pool to the No. 2 stirring pool, and when the liquid level meter signal reaches the preset value, the programmable logic controller controls the sewage transfer pump to stop;
water in the No. 2 stirring tank automatically flows into the No. 1 stirring tank, muddy water flows into the No. 1 stirring tank, and the water in the No. 1 stirring tank is used for stirring station production by the recovery water pump.
Furthermore, the running state monitoring module collects signals of a liquid level meter of the 1# stirring tank, when the signals of the liquid level meter are lower than a preset value, the programmable controller stops the recovery water pump, when the signals of the liquid level meter reach the preset value, the programmable controller controls the recovery water pump to start, and water in the 1# stirring tank is reduced.
Furthermore, the running state monitoring module and the liquid level meter adopt RS232 interface communication, RS485 interface communication, 0-20mA current signal, 4-20mA current signal or 0-10V voltage signal in a connection communication mode;
the running state monitoring module is connected with a plurality of liquid level meters;
presetting a set value through the touch screen, and displaying the operation parameters.
The effect provided in the summary of the invention is only the effect of the embodiment, not all the effects of the invention, and the technical solution has the following advantages or beneficial effects:
the technical scheme has the advantages of simple operation and high automation degree, realizes one-key start and stop, monitors various operation parameters and operation states of the sand-stone separator on line at any time, and is convenient to inquire various fault information;
the method eliminates the manual influence factors, reduces the labor intensity of operators of the mixing plant, reduces the cost, improves the production efficiency and the product quality stability, and has obvious economic and social benefits.
Drawings
FIG. 1 is a schematic diagram illustrating a connection relationship between control function modules according to an embodiment of the present invention;
FIG. 2 is a flow chart of a control method according to an embodiment of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The components of 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 present invention, 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. In the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not intended to be construed as only or implying relative importance.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1 and 2, the novel automatic control system of the sand-stone separator comprises a water adding device for adding water into the stirring tank, a flushing device for flushing mortar in the stirring tank outwards through a chute, a separating device for receiving mortar water output by the chute and separating sand from stone, a stirring device for receiving separated mortar water, an internal circulation transfer device for realizing transfer of the mortar water between the stirring devices, and a control system for realizing monitoring.
The water adding device comprises a water adding pump, and the water adding pump is used for adding water into the tank body of the stirring truck. The flushing device comprises a flushing water pump which is used for conveying the mortar water in the stirring tank to the separating device through the chute. The separation device comprises a vibrating screen, a mortar pool, a mortar pump and a mortar spiral, wherein the vibrating screen is used for separating stones and sands, the mortar pool is used for receiving mortar water after the stones are separated, the mortar spiral is used for separating sands from the mortar water, and a liquid level meter is installed in the mortar pool. Agitating unit includes 1# stirring pond and installs 1# agitator pump, 2# stirring pond in 1# stirring pond and install 2# agitator pump, 3# stirring pond in 2# stirring pond and install the 3# agitator pump in 3# stirring pond, all installs the level gauge in the stirring pond. The No. 1 stirring tank is used for receiving the slurry flowing out of the mortar tank and the No. 2 stirring tank, and the No. 2 stirring tank is used for receiving the slurry from the No. 3 stirring tank. Finally, the slurry in the No. 1 mixing tank is supplied to a concrete mixing plant for production through a recovery water pump. The internal circulation device comprises a clean water tank, a clean water transfer pump and a sewage transfer pump, wherein a liquid level meter is installed in the clean water tank, the clean water transfer pump is used for transferring a water body in the clean water tank to a 3# stirring tank, slurry washed in the 3# stirring tank is transferred to a 2# stirring tank through the sewage transfer pump, and the slurry in the 2# stirring tank automatically flows into the 1# stirring tank. The control system comprises a programmable controller, an operation state monitoring module and a touch screen. One end of the programmable controller is connected with the running state monitoring module, the other end of the programmable controller is connected with the touch screen, the programmable controller can receive preset set values and running parameters of the touch screen, and control signals are output through a series of operations to control corresponding equipment to run and output state signals. One end of the running state monitoring module is connected and communicated with each driving motor and the liquid level meter, and the other end of the running state monitoring module is connected and communicated with the programmable controller and used for collecting running parameters of each driving motor and the liquid level meter and transmitting the running parameters to the programmable controller. The touch screen is connected with the programmable controller and is provided with online monitoring control software; the touch screen is connected with the programmable controller in an Ethernet mode. The connection and communication between the operation state monitoring module and the liquid level meter comprises one or more of the following communication modes: RS232 interface communication, RS485 interface communication, 0-20mA current signal, 4-20mA current signal and 0-10V voltage signal; the operation state monitoring module can be connected with any number of liquid level meters. The on-line monitoring control software of the touch screen can receive data of the programmable controller, preset set values and operation parameters, display the operation state, time parameters and various fault information of the system on line and realize one-key starting.
The working method of the novel automatic control system of the sand-stone separator comprises the following steps:
s1, when the tank car enters the car washing position, the water adding device adds water into the stirring tank;
s2, adding water for a while, and flushing the mortar in the stirring tank to a separating device through a chute by a flushing device;
s3: the sand and stone are separated by the separation device, and muddy water after the sand and stone separation is temporarily stored in the mortar pool;
s4, the stirring device receives the muddy water from the mortar pool and passes the muddy water generated by the stirring device through the muddy water
The recycling water pump provides production requirements for the concrete mixing plant.
Preferably, in step S3, after the water is added, the vibrating screen, the mortar pump and the mortar screw automatically operate to start the separation of the mortar; the vibrating screen separates the stones from the mortar water, the stones are conveyed to a stone pile through an inclined belt conveyor to be stored, and the mortar water flows into a mortar pool; the running state monitoring module collects signals of a mortar pool liquid level meter, when the signals of the liquid level meter reach a preset value, the programmable controller starts the mortar pump to convey mortar water to the mortar spiral, and when the signals of the liquid level meter are lower than the preset value, the programmable controller controls the mortar pump to stop.
Preferably, in step S4, the operation status monitoring module collects a signal of a level meter of the # 3 stirring tank, when the signal of the level meter is lower than a preset value, the programmable controller starts the clean water transfer pump to transfer the clean water in the clean water tank to the # 3 stirring tank, and when the signal of the level meter reaches the preset value, the programmable controller controls the clean water transfer pump to stop;
the running state monitoring module collects a liquid level meter signal of the No. 2 stirring pool, when the liquid level meter signal is lower than a preset value, the programmable logic controller starts the sewage transfer pump to send water in the No. 3 stirring pool to the No. 2 stirring pool, and when the liquid level meter signal reaches the preset value, the programmable logic controller controls the sewage transfer pump to stop;
water in the No. 2 stirring tank automatically flows into the No. 1 stirring tank, muddy water flows into the No. 1 stirring tank, and the water in the No. 1 stirring tank is used for stirring station production by the recovery water pump.
Furthermore, the running state monitoring module collects signals of a liquid level meter of the 1# stirring tank, when the signals of the liquid level meter are lower than a preset value, the programmable controller stops the recovery water pump, when the signals of the liquid level meter reach the preset value, the programmable controller controls the recovery water pump to start, and water in the 1# stirring tank is reduced.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a novel automatic control system of sand and stone separator, characterized by includes:
a water adding device for adding water into the stirring tank;
the flushing device is used for flushing mortar in the stirring tank outwards through the chute;
the separation device is used for receiving the slurry water output by the chute and separating sand from stone;
a stirring device for receiving the separated muddy water;
an internal circulation transfer device for realizing the transfer of muddy water among the stirring devices and a control system for realizing the monitoring.
2. The novel automatic control system of the sand-stone separator as claimed in claim 1, wherein the separating device comprises a vibrating screen, a mortar pool, a mortar pump and a mortar screw, the vibrating screen is positioned above the mortar pool, and the mortar screw is communicated with the mortar pool through the mortar pump; and a liquid level meter is arranged in the mortar pool.
3. The novel automatic control system of the sand-stone separator as claimed in claim 1, wherein the stirring device comprises a No. 1 stirring tank, a No. 1 stirring pump and a No. 2 stirring tank which are arranged in the No. 1 stirring tank, a No. 2 stirring pump and a No. 3 stirring tank which are arranged in the No. 2 stirring tank, and a No. 3 stirring pump which is arranged in the No. 3 stirring tank, wherein the No. 1 stirring tank, the No. 2 stirring tank and the No. 3 stirring tank are all internally provided with liquid level meters;
the internal circulation device comprises a clean water tank, a clean water transfer pump and a sewage transfer pump, wherein a liquid level meter is installed in the clean water tank, the clean water tank passes through the clean water transfer pump and a 3# stirring tank, the 3# stirring tank is communicated with a 2# stirring tank through the sewage transfer pump, and slurry in the 2# stirring tank automatically flows into the 1# stirring tank.
4. The novel automatic control system of the sand-stone separator as claimed in claim 3, wherein the No. 1 stirring tank is communicated with the slurry output end of the separation device.
5. The novel automatic control system of the sand-stone separator as claimed in claim 1, wherein the control system comprises a programmable controller, an operation state monitoring module and a touch screen, one end of the programmable controller is connected with the operation state monitoring module, and the other end of the programmable controller is connected with the touch screen; one end of the running state monitoring module is connected with the driving motor and the liquid level meter of each power device, and the other end of the running state monitoring module is connected with the programmable controller.
6. A working method of a novel automatic control system of a sand-stone separator is characterized by comprising the following steps:
s1, when the tank car enters the car washing position, the water adding device adds water into the stirring tank;
s2, adding water for a while, and flushing the mortar in the stirring tank to a separating device through a chute by a flushing device;
s3: the sand and stone are separated by the separation device, and muddy water after the sand and stone separation is temporarily stored in the mortar pool;
s4, the stirring device receives the muddy water from the mortar pool and passes the muddy water generated by the stirring device through the muddy water
The recycling water pump provides production requirements for the concrete mixing plant.
7. The operation method of the novel automatic control system for a sand-stone separator as claimed in claim 1, wherein in step S3, after the water addition is completed, the vibrating screen, the mortar pump and the mortar screw are automatically operated to start the separation of the mortar; the vibrating screen separates the stones from the mortar water, the stones are conveyed to a stone pile through an inclined belt conveyor to be stored, and the mortar water flows into a mortar pool; the running state monitoring module collects signals of a mortar pool liquid level meter, when the signals of the liquid level meter reach a preset value, the programmable controller starts the mortar pump to convey mortar water to the mortar spiral, and when the signals of the liquid level meter are lower than the preset value, the programmable controller controls the mortar pump to stop.
8. The operation method of the novel automatic control system for the sand-stone separator as claimed in claim 1, wherein in step S4, the operation status monitoring module collects the signal of the level meter of the stirring tank # 3, when the signal of the level meter is lower than a preset value, the programmable controller starts the clean water transfer pump to transfer the clean water in the clean water tank to the stirring tank # 3, and when the signal of the level meter reaches the preset value, the programmable controller controls the clean water transfer pump to stop;
the running state monitoring module collects a liquid level meter signal of the No. 2 stirring pool, when the liquid level meter signal is lower than a preset value, the programmable logic controller starts the sewage transfer pump to send water in the No. 3 stirring pool to the No. 2 stirring pool, and when the liquid level meter signal reaches the preset value, the programmable logic controller controls the sewage transfer pump to stop;
water in the No. 2 stirring tank automatically flows into the No. 1 stirring tank, muddy water flows into the No. 1 stirring tank, and the water in the No. 1 stirring tank is used for stirring station production by the recovery water pump.
9. The operation method of the novel automatic control system for the sand-stone separator as claimed in claim 1, wherein the operation state monitoring module collects a signal of a level meter of the No. 1 stirring tank, the programmable controller stops the recovery water pump when the signal of the level meter is lower than a preset value, and the programmable controller controls the recovery water pump to start to reduce water in the No. 1 stirring tank when the signal of the level meter reaches the preset value.
10. The working method of the novel automatic control system of the sand-stone separator as claimed in claim 1, wherein the connection and communication mode of the running state monitoring module and the liquid level meter adopts RS232 interface communication, RS485 interface communication, 0-20mA current signal, 4-20mA current signal or 0-10V voltage signal; the running state monitoring module is connected with a plurality of liquid level meters; presetting a set value through the touch screen, and displaying the operation parameters.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010310124.5A CN111420800A (en) | 2020-04-20 | 2020-04-20 | Novel automatic control system and method for sand-stone separator |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010310124.5A CN111420800A (en) | 2020-04-20 | 2020-04-20 | Novel automatic control system and method for sand-stone separator |
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Application publication date: 20200717 |