CN203680545U - Concrete preparing and stirring control system - Google Patents

Concrete preparing and stirring control system Download PDF

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Publication number
CN203680545U
CN203680545U CN201320670978.XU CN201320670978U CN203680545U CN 203680545 U CN203680545 U CN 203680545U CN 201320670978 U CN201320670978 U CN 201320670978U CN 203680545 U CN203680545 U CN 203680545U
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China
Prior art keywords
control system
controller
concrete
magnetic valve
master controller
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Expired - Fee Related
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CN201320670978.XU
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Chinese (zh)
Inventor
侯鹏
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Xian Zhongzhi Huize Optical Technology Co Ltd
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Xian Zhongzhi Huize Optical Technology Co Ltd
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Abstract

The utility model discloses a concrete preparing and stirring control system. The concrete preparing and stirring control system comprises an input signal device, an output signal device, a main controller, a secondary controller I, a secondary controller II, a memory, a watchdog circuit, a timer and an acousto-optic alarm, wherein the main controller is in charge of receiving material matching ratio information and controlling the whole concrete preparing and stirring process, the secondary controller I is used for acquiring a field sensor signal, the secondary controller II is used for expanding functions of the concrete preparing and stirring control system, so that the concrete preparing and stirring control system can communicate with an upper computer in a monitoring center, the memory is used for storing system operating parameters and the material matching ratio information, the watchdog circuit is used for preventing the main controller from dead halt owning to all kinds of interference, and the timer and the acousto-optic alarm are respectively connected with the main controller. The concrete preparing and stirring control system has the advantages that design is reasonable, functions are comprehensive, and investment cost is low; overall process automatic control during preparing, discharging and stirring at a concrete stirring station can be realized in operation, conflict between weighing accuracy and weighing speed is resolved, production management level of the stirring station is improved, and equipment operation fault rate is reduced.

Description

A kind of concrete batching mixing control system
Technical field
The utility model relates to a kind of automatic control system, especially relates to a kind of concrete batching mixing control system.
Background technology
Along with the develop rapidly of China's economic construction, many large-scale foundation engineerings and architectural engineering go into operation in succession.Build the concrete of requirement of engineering high-quality of high-quality, and along with the reinforcement of people's environmental consciousness is in order to reduce city noise and pollution, traffic and architectural control department require working concrete centralized production and management.Like this, not only require concrete proportioning accuracy high, and require speed of production fast, therefore, the mixing plant automatic control system of preparing burden in concrete production process is subject to people's attention day by day.
Weighing and burden link, as the key link in concrete production process, is the key factor that affects concrete quality.Meanwhile, the performance of control system, has very important impact to the normal operation of mixing plant.The feeding device of using in weighing and burden link is the visual plant that guarantees dynamic quantitative weighing precision and the uniformity.Non-linear and strong without self-balance property due to feeding device, and granularity, humidity and the pressure of silo etc. of material can cause again the unstability of reinforced flow in reinforced process.If accelerate the speed of weighing, the precision and stability that material is weighed impact to the impact of hopper; And if improve weighing precision, the charging rate of just having to reduce.Existing concrete batching mixing control system architecture complexity, the problem such as function is simple, is difficult to the contradiction coordinating weighing precision and weigh between speed, easily causes batching inaccuracy, and finished product concrete quality is unstable, production efficiency is low.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, and a kind of concrete batching mixing control system is provided, and it is reasonable in design, complete function, input cost are low; Work can realize the automatic control of concrete mixing plant from batching, discharging, stirring overall process, and the contradiction that has solved weighing precision and weighed between speed, has improved mixing plant production management level, has reduced equipment operation failure rate.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of concrete batching mixing control system, it is characterized in that: comprise input signal device, output signal device, receive from the material proportion information of HMI man-machine interface input the master controller that whole concrete batching whipping process is controlled, for collection site sensor signal and described sensor signal is sent to the submaster controller one of master controller, for described concrete batching mixing control system is carried out to Function Extension so that this system can be carried out with Surveillance center's host computer the submaster controller two of communication, for the memory of storage system operational factor and described material proportion information, for preventing master controller because of the watchdog circuit that is subject to various interference and crashes and the timer and the audible-visual annunciator that join with master controller respectively, described input signal device comprise limitation travel switch, for the LOAD CELLS that ingredients by weight carried out detect in real time, for the batching in material stirring storehouse is detected highly in real time to the height sensor that controller carries out rationally controlling to the charging rate of charger, the signal of LOAD CELLS and height sensor output is carried out the signal conditioning circuit of amplification filtering and the analog signal of signal conditioning circuit output is converted to the A/D change-over circuit of data signal, described output signal device comprises feeding magnetic valve, batching magnetic valve, discharging magnetic valve, conveyer belt operation magnetic valve, the frequency converter one, the frequency converter two that joins with mixer and master controller and to being attached to the automatic peeling device that sticks material and carry out Automatic clearance on the weighing-appliance of described batching respectively that join with charger and master controller respectively, described master controller is connected with buffer circuit one and buffer circuit two, described limitation travel switch and buffer circuit one join, described feeding magnetic valve, batching magnetic valve, discharging magnetic valve and conveyer belt operation magnetic valve all join with buffer circuit two, described LOAD CELLS and height sensor all join with signal conditioning circuit, described A/D change-over circuit joins with signal conditioning circuit and submaster controller one respectively, described HMI man-machine interface, memory, watchdog circuit, submaster controller one, submaster controller two and automatic peeling device all join with master controller, described submaster controller two is connected with computer interface, printer interface and USB interface.
Above-mentioned a kind of concrete batching mixing control system, is characterized in that: described master controller, submaster controller one and submaster controller two are single-chip microcomputer.
Above-mentioned a kind of concrete batching mixing control system, is characterized in that: the quantity of described LOAD CELLS is multiple.
Above-mentioned a kind of concrete batching mixing control system, is characterized in that: described buffer circuit one and buffer circuit two are photoelectrical coupler.
Above-mentioned a kind of concrete batching mixing control system, is characterized in that: described computer interface is RS485 interface.
The utility model compared with prior art has the following advantages:
1, adopt multiple single chip microcomputer grading control, programming fast and easy is few nested, has improved the real-time of system.
2, adopt LOAD CELLS and height sensor to obtain ingredients by weight signal and controlling level signal simultaneously, call corresponding software algorithm by master controller and obtain self adaptation charging rate, thereby obtain higher weighing precision.
3, be provided with the interface circuit for being connected with exterior terminal, improved the autgmentability of system and used flexibility.
In sum, reasonable in design, the complete function of the utility model, input cost are low; Work can realize the automatic control of concrete mixing plant from batching, discharging, stirring overall process, and the contradiction that has solved weighing precision and weighed between speed, has improved mixing plant production management level, has reduced equipment operation failure rate.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Description of reference numerals:
1-master controller; 2-submaster controller one; 3-submaster controller two;
4-HMI man-machine interface; 5-memory; 6-watchdog circuit;
7-timer; 8-audible-visual annunciator; 9-limitation travel switch;
10-LOAD CELLS; 11-height sensor; 12-frequency converter one;
13-charger; 14-feeding magnetic valve; 15-batching magnetic valve;
16-discharging magnetic valve; 17-conveyer belt operation magnetic valve; 18-frequency converter two;
19-mixer; 20-automatic peeling device; 21-buffer circuit one;
22-buffer circuit two; 23-signal conditioning circuit; 24-A/D change-over circuit;
25-computer interface; 26-printer interface; 27-USB interface.
The specific embodiment
As shown in Figure 1, the utility model comprises input signal device, output signal device, receive the material proportion information of inputting from HMI man-machine interface 4 master controller 1 that whole concrete batching whipping process is controlled, for collection site sensor signal and described sensor signal is sent to the submaster controller 1 of master controller 1, for described concrete batching mixing control system is carried out to Function Extension so that this system can be carried out with Surveillance center's host computer the submaster controller 23 of communication, for the memory 5 of storage system operational factor and described material proportion information, for preventing master controller 1 because of the watchdog circuit 6 that is subject to various interference and crashes and the timer 7 and the audible-visual annunciator 8 that join with master controller 1 respectively, described input signal device comprises limitation travel switch 9, for the LOAD CELLS 10 that ingredients by weight is carried out detect in real time, be used for the batching in material stirring storehouse to detect highly in real time so that controller 1 carries out the height sensor 11 of rationally controlling to the charging rate of charger 13, the signal that LOAD CELLS 10 and height sensor 11 are exported carries out the signal conditioning circuit 23 of amplification filtering and analog signal that signal conditioning circuit 23 is exported is converted to the A/D change-over circuit 24 of data signal, described output signal device comprises feeding magnetic valve 14, batching magnetic valve 15, discharging magnetic valve 16, conveyer belt operation magnetic valve 17, the frequency converter 1, the frequency converter 2 18 that joins with mixer 19 and master controller 1 and to being attached to the automatic peeling device 20 that sticks material and carry out Automatic clearance on the weighing-appliance of described batching respectively that join with charger 13 and master controller 1 respectively, described master controller 1 is connected with buffer circuit 1 and buffer circuit 2 22, described limitation travel switch 9 joins with buffer circuit 1, described feeding magnetic valve 14, batching magnetic valve 15, discharging magnetic valve 16 and conveyer belt operation magnetic valve 17 all join with buffer circuit 2 22, described LOAD CELLS 10 and height sensor 11 all join with signal conditioning circuit 23, described A/D change-over circuit 24 joins with signal conditioning circuit 23 and submaster controller 1 respectively, described HMI man-machine interface 4, memory 5, watchdog circuit 6, submaster controller 1, submaster controller 23 and automatic peeling device 20 all join with master controller 1, described submaster controller 23 is connected with computer interface 25, printer interface 26 and USB interface 27.
In the present embodiment, described master controller 1, submaster controller 1 and submaster controller 23 are single-chip microcomputer.
In the present embodiment, the quantity of described LOAD CELLS 10 is multiple.
In the present embodiment, described buffer circuit 1 and buffer circuit 2 22 are photoelectrical coupler.
In the present embodiment, described computer interface 25 is RS485 interface.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.

Claims (5)

1. a concrete batching mixing control system, it is characterized in that: comprise input signal device, output signal device, receive from the material proportion information of HMI man-machine interface (4) input the master controller (1) that whole concrete batching whipping process is controlled, for collection site sensor signal and described sensor signal is sent to the submaster controller one (2) of master controller (1), for described concrete batching mixing control system is carried out to Function Extension so that this system can be carried out with Surveillance center's host computer the submaster controller two (3) of communication, for the memory (5) of storage system operational factor and described material proportion information, be used for preventing master controller (1) because of the watchdog circuit (6) that crashed by various interference and the timer (7) and the audible-visual annunciator (8) that join with master controller (1) respectively, described input signal device comprises limitation travel switch (9), for the LOAD CELLS (10) that ingredients by weight is carried out detect in real time, be used for the batching in material stirring storehouse to detect highly in real time so that controller (1) carries out the height sensor (11) of rationally controlling to the charging rate of charger (13), the signal of LOAD CELLS (10) and height sensor (11) output is carried out the signal conditioning circuit (23) of amplification filtering and the analog signal of signal conditioning circuit (23) output is converted to the A/D change-over circuit (24) of data signal, described output signal device comprises feeding magnetic valve (14), batching magnetic valve (15), discharging magnetic valve (16), conveyer belt operation magnetic valve (17), the frequency converter one (12), the frequency converter two (18) that joins with mixer (19) and master controller (1) and to being attached to the automatic peeling device (20) that sticks material and carry out Automatic clearance on the weighing-appliance of described batching respectively that join with charger (13) and master controller (1) respectively, described master controller (1) is connected with buffer circuit one (21) and buffer circuit two (22), described limitation travel switch (9) joins with buffer circuit one (21), described feeding magnetic valve (14), batching magnetic valve (15), discharging magnetic valve (16) and conveyer belt operation magnetic valve (17) all join with buffer circuit two (22), described LOAD CELLS (10) and height sensor (11) all join with signal conditioning circuit (23), described A/D change-over circuit (24) joins with signal conditioning circuit (23) and submaster controller one (2) respectively, described HMI man-machine interface (4), memory (5), watchdog circuit (6), submaster controller one (2), submaster controller two (3) and automatic peeling device (20) all join with master controller (1), described submaster controller two (3) is connected with computer interface (25), printer interface (26) and USB interface (27).
2. according to a kind of concrete batching mixing control system claimed in claim 1, it is characterized in that: described master controller (1), submaster controller one (2) and submaster controller two (3) are single-chip microcomputer.
3. according to a kind of concrete batching mixing control system described in claim 1 or 2, it is characterized in that: the quantity of described LOAD CELLS (10) is multiple.
4. according to a kind of concrete batching mixing control system described in claim 1 or 2, it is characterized in that: described buffer circuit one (21) and buffer circuit two (22) are photoelectrical coupler.
5. according to a kind of concrete batching mixing control system described in claim 1 or 2, it is characterized in that: described computer interface (25) is RS485 interface.
CN201320670978.XU 2013-10-28 2013-10-28 Concrete preparing and stirring control system Expired - Fee Related CN203680545U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320670978.XU CN203680545U (en) 2013-10-28 2013-10-28 Concrete preparing and stirring control system

Publications (1)

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CN203680545U true CN203680545U (en) 2014-07-02

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106940572A (en) * 2016-01-04 2017-07-11 中冶长天国际工程有限责任公司 A kind of intensive mixer material position Adaptable System and method
CN109388444A (en) * 2017-08-03 2019-02-26 上海宝信软件股份有限公司 The distribution technique of ingredient under a kind of slot

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106940572A (en) * 2016-01-04 2017-07-11 中冶长天国际工程有限责任公司 A kind of intensive mixer material position Adaptable System and method
CN109388444A (en) * 2017-08-03 2019-02-26 上海宝信软件股份有限公司 The distribution technique of ingredient under a kind of slot

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140702

Termination date: 20141028

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