CN106292748A - A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 - Google Patents
A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 Download PDFInfo
- Publication number
- CN106292748A CN106292748A CN201610551003.3A CN201610551003A CN106292748A CN 106292748 A CN106292748 A CN 106292748A CN 201610551003 A CN201610551003 A CN 201610551003A CN 106292748 A CN106292748 A CN 106292748A
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- CN
- China
- Prior art keywords
- liquid level
- module
- floating ball
- switch point
- ball liquid
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
- G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
Abstract
The present invention relates to a kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485, it is technically characterized by comprising the steps as follows: and includes Multi-Switch point Floating Ball Liquid Level supervising device, RS485 connection and Surveillance center, Multi-Switch point Floating Ball Liquid Level supervising device includes electric control gear, measuring cylinder, ring flange, upper back-up ring, switching point, magnetic ball float and lower back-up ring, electric control gear includes MCU module, power module, RS485 module and acousto-optic alarm module, MCU module is connected with multiple switches and realizes the measurement function of liquid level, MCU module is connected with audible-visual annunciator and realizes sound and light of alarm, MCU module is connected with RS485 module and is connected with Surveillance center by RS485 connection and is monitored data transmission.The present invention is connected to Surveillance center by RS485 connection and transmits Monitoring Data, and Surveillance center operator on duty can monitor the duty of liquidometer in time, and monitoring personnel can quickly process abnormal conditions, it is ensured that industrial properly functioning.
Description
Technical field
The invention belongs to liquid level monitoring technical field, a kind of Multi-Switch point Floating Ball Liquid Level based on RS485 monitors
System.
Background technology
At present, in oil, chemical industry and other industrial processes, liquidometer is widely used.Existing liquidometer is usual
Being arranged on monitoring site, only have monitoring liquid level information, and do not have control function, meanwhile, monitoring personnel need to enter at the scene
Row artificial observation, does not have long-range monitoring function, it is impossible to understand the level condition of field apparatus in real time, to some fortuitous events not
Can process in time.
Summary of the invention
It is an object of the invention to overcome the deficiency of existing design, it is provided that a kind of reasonable in design, easy to control and real-time
Strong Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485.
The present invention solves it and technical problem is that and take techniques below scheme to realize:
A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485, including Multi-Switch point Floating Ball Liquid Level supervising device,
RS485 connection and Surveillance center, described Multi-Switch point Floating Ball Liquid Level supervising device include electric control gear, measuring cylinder, ring flange,
Upper back-up ring, switching point, magnetic ball float and lower back-up ring, described ring flange is arranged in measuring cylinder, in the measuring cylinder of ring flange lower end
On multipair upper back-up ring and lower back-up ring are installed, every pair is mounted on magnetic ball float in measuring cylinder between back-up ring and lower back-up ring
And switching point, each switching point is equipped with switch and is connected with the electric control gear being arranged on measuring cylinder top；Described automatically controlled
Device includes MCU module, power module, RS485 module and acousto-optic alarm module, described power module connect MCU module,
RS485 module and audible-visual annunciator be above-mentioned module for power supply, MCU module is connected with multiple switches and realizes the measurement merit of liquid level
Can, MCU module is connected with audible-visual annunciator and realizes sound and light of alarm, and MCU module is connected with RS485 module and passes through
RS485 connection is connected with Surveillance center and is monitored data transmission.
Described Surveillance center is connected with remote handset client also by mobile radio communication.
Described mobile radio communication is GSM/GPRS mobile radio communication.
Described MCU module and power module are also connected with memorizer for storing Monitoring Data.
Described MCU module and power module are also connected with touching display screen and realize liquid level information display function and operation control merit
Energy.
Described MCU module is also connected with controlling switch and realizes automatic control function.
Described MCU module is connected and composed by single-chip microcomputer and peripheral circuit thereof.
Advantages of the present invention and good effect be:
1, the present invention is connected to Surveillance center by RS485 connection and transmits Monitoring Data, Surveillance center operator on duty
Can monitor the duty of liquidometer in time, meanwhile, Surveillance center can also send liquid level information to remote handset client
And warning message, monitoring personnel can quickly process abnormal conditions, it is ensured that industrial properly functioning.
2, the present invention arranges multiple level switch point, realizes corresponding level monitoring merit by gathering different switching point state
Energy, abnormal conditions warning function, and control function accordingly by controlling switch connection corresponding control equipment realization, it is ensured that
Industrial normal work.
3, the present invention carries out liquid level show by touching display screen, can show liquid level data intuitively, exactly, it is also possible to
Manual operation control function is realized by touching display screen.
Accompanying drawing explanation
Fig. 1 is the system connection diagram of the present invention；
Fig. 2 is the Multi-Switch point Floating Ball Liquid Level supervising device structure chart of the present invention；
Fig. 3 is the electric control gear circuit block diagram of the present invention；
In figure, 1-electric control gear, 2-measuring cylinder, 3-ring flange, the upper back-up ring of 4-, 5-switching point, 6-magnetic floating ball, 7-lower block
Circle.
Detailed description of the invention
Below in conjunction with accompanying drawing, the embodiment of the present invention is further described:
A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485, as it is shown in figure 1, include being arranged on Different field
Multi-Switch point Floating Ball Liquid Level supervising device, RS485 connection, Surveillance center and remote handset client, Duo Geduo on equipment
Switching point Floating Ball Liquid Level supervising device is connected in Surveillance center transmit Monitoring Data, this Surveillance center by RS485 connection
It is connected with multiple remote handset clients by mobile radio communication and is connected biography to the remote handset client of monitoring personnel
Send Monitoring Data.
As in figure 2 it is shown, Multi-Switch point Floating Ball Liquid Level supervising device includes electric control gear 1, measuring cylinder 2, ring flange 3, upper gear
Circle 4, switching point 5, magnetic ball float 6 and lower back-up ring 7, described ring flange is arranged in measuring cylinder, in the measuring cylinder of ring flange lower end
On multipair upper back-up ring, lower back-up ring are installed, every pair is mounted on magnetic ball float in measuring cylinder between back-up ring and lower back-up ring
And switching point, each switching point is equipped with switch and is connected with electric control gear, described electric control gear is arranged on measuring cylinder
Top.
As it is shown on figure 3, described electric control gear includes MCU module, power module, memorizer, RS485 module, sound and light alarm
Module, control switch and touch display screen.Described power module input connects lithium battery and changes it, power module
Outfan connects MCU module, memorizer, RS485 module, audible-visual annunciator and touch display screen and is above-mentioned module for power supply.MCU
Module is connected and composed by single-chip microcomputer and peripheral circuit thereof, and MCU module is connected with multiple switches and realizes the measurement function of liquid level；
MCU module is connected with memorizer, timing or real time record liquid level information and other Monitoring Data；MCU module and acousto-optic report
Alert device is connected, and when liquid level occurs abnormal by audible-visual annunciator generation sound and light alarm, reminds field personnel to locate in time
Reason；MCU module is also connected with RS485 module, and this RS485 module is connected in Surveillance center by RS485 connection and will
The liquid level data of MCU module collection or warning message are sent to the operator on duty of Surveillance center and process, further, and monitoring
Center can also be connected with remote handset client by mobile radio communication (GSM/GPRS net), liquid MCU module gathered
Bit data, temperature data or warning message are sent to remote handset client, and monitoring personnel can pass through remote handset client
Monitor the liquid level information of liquidometer in real time.MCU module is connected with controlling switch, it is achieved the control function to other equipment.MCU
Module is connected with touching display screen, can show liquid level information or other Monitoring Data in real time, or by by touching
Control equipment is controlled by function.
The measuring principle of Multi-Switch point Floating Ball Liquid Level supervising device is: often group magnetic ball float and switch are arranged on relevant position
Upper back-up ring and lower back-up ring between, switch on-off function by the realization that moves up and down of magnetic ball float, MCU module monitoring is each
Switch on-off situation, it is achieved the measurement function of liquid level.
It is emphasized that embodiment of the present invention is illustrative rather than determinate, bag the most of the present invention
Include the embodiment being not limited to described in detailed description of the invention, every by those skilled in the art according to technical scheme
Other embodiments drawn, also belong to the scope of protection of the invention.
Claims (7)
1. a Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485, it is characterised in that: include Multi-Switch point Floating Ball Liquid Level
Supervising device, RS485 connection and Surveillance center, described Multi-Switch point Floating Ball Liquid Level supervising device includes electric control gear, measurement
Cylinder, ring flange, upper back-up ring, switching point, magnetic ball float and lower back-up ring, described ring flange is arranged in measuring cylinder, under ring flange
In the measuring cylinder of end, multipair upper back-up ring and lower back-up ring are installed, every pair is respectively mounted in measuring cylinder between back-up ring and lower back-up ring
Be magnetic ball float and switching point, each switching point is equipped with switch and is connected with the electric control gear being arranged on measuring cylinder top
Connect；Described electric control gear includes MCU module, power module, RS485 module and acousto-optic alarm module, and described power module connects
MCU module, RS485 module and audible-visual annunciator be above-mentioned module for power supply, MCU module is connected with multiple switches and realizes liquid level
Measurement function, MCU module is connected with audible-visual annunciator and realizes sound and light of alarm, and MCU module is connected with RS485 module
And be connected with Surveillance center by RS485 connection and to be monitored data transmission.
A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 the most according to claim 1, it is characterised in that:
Described Surveillance center is connected with remote handset client also by mobile radio communication.
A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 the most according to claim 2, it is characterised in that:
Described mobile radio communication is GSM/GPRS mobile radio communication.
A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 the most according to claim 1, it is characterised in that:
Described MCU module and power module are also connected with memorizer for storing Monitoring Data.
A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 the most according to claim 1, it is characterised in that:
Described MCU module and power module are also connected with touching display screen and realize liquid level information display function and operation control function.
A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 the most according to claim 1, it is characterised in that:
Described MCU module is also connected with controlling switch and realizes automatic control function.
7. monitor dress according to a kind of based on RS485 connection the Multi-Switch point Floating Ball Liquid Level described in any one of claim 1 to 6
Put, it is characterised in that: described MCU module is connected and composed by single-chip microcomputer and peripheral circuit thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610551003.3A CN106292748A (en) | 2016-07-13 | 2016-07-13 | A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610551003.3A CN106292748A (en) | 2016-07-13 | 2016-07-13 | A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106292748A true CN106292748A (en) | 2017-01-04 |
Family
ID=57651684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610551003.3A Pending CN106292748A (en) | 2016-07-13 | 2016-07-13 | A kind of Multi-Switch point Floating Ball Liquid Level monitoring system based on RS485 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106292748A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969198A (en) * | 2011-09-01 | 2013-03-13 | 天津市鑫成仪表有限公司 | Multi-point control floater level switch |
| CN203203664U (en) * | 2013-03-28 | 2013-09-18 | 潘瑞珠 | Non-sliding contact point type oil tank liquid level device |
| CN203870479U (en) * | 2014-04-25 | 2014-10-08 | 金明德 | Unattended intelligent liquid level monitoring device |
| WO2015165593A1 (en) * | 2014-05-02 | 2015-11-05 | Meas Deutschland Gmbh | Measuring device and method for measuring the level of a liquid in a container |
-
2016
- 2016-07-13 CN CN201610551003.3A patent/CN106292748A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969198A (en) * | 2011-09-01 | 2013-03-13 | 天津市鑫成仪表有限公司 | Multi-point control floater level switch |
| CN203203664U (en) * | 2013-03-28 | 2013-09-18 | 潘瑞珠 | Non-sliding contact point type oil tank liquid level device |
| CN203870479U (en) * | 2014-04-25 | 2014-10-08 | 金明德 | Unattended intelligent liquid level monitoring device |
| WO2015165593A1 (en) * | 2014-05-02 | 2015-11-05 | Meas Deutschland Gmbh | Measuring device and method for measuring the level of a liquid in a container |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |
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| RJ01 | Rejection of invention patent application after publication |