CN208075973U - A kind of material-level detection system - Google Patents

A kind of material-level detection system Download PDF

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Publication number
CN208075973U
CN208075973U CN201820361341.5U CN201820361341U CN208075973U CN 208075973 U CN208075973 U CN 208075973U CN 201820361341 U CN201820361341 U CN 201820361341U CN 208075973 U CN208075973 U CN 208075973U
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CN
China
Prior art keywords
pressure
pressure conduction
sensor
crust
level detection
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Expired - Fee Related
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CN201820361341.5U
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Chinese (zh)
Inventor
王新文
孙佳川
林冬冬
于驰
宫三朋
朱国辉
魏红波
徐宁宁
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China University of Mining and Technology Beijing CUMTB
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China University of Mining and Technology Beijing CUMTB
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Priority to CN201820361341.5U priority Critical patent/CN208075973U/en
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Publication of CN208075973U publication Critical patent/CN208075973U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of material-level detection systems, are suitable for the real-time level of filler material detection of solid especially powder and granular solids material, are also applied for liquid level detection.The system includes signal acquisition process and display device, pressure sensor and pressure conduction device.Pressure conduction device includes sensor outer cover, pressure conduction crust of the device, pressure conduction bar, spring, limit stop ring, special flexible plectane, platen.Pressure sensor is fixed on outside sensor and covers;Sensor outer cover is fixed on pressure conduction crust of the device;Pressure conduction bar, spring and limit stop ring are in pressure conduction crust of the device;Pressure conduction crust of the device, special flexible plectane and platen are mounted on warehouse wall;Pressure conduction device can be installed single or multiple, and multiple accuracy of detection can be improved in installation.The utility model have the advantages that it is simple in structure, reliable for operation, measure that accurate, low energy consumption, easy to maintain, good seal, environmental suitability are strong, and support multiple mounting modes.

Description

A kind of material-level detection system
Technical field
The utility model discloses a kind of material-level detection systems, are suitable for solid especially powder and granular solids material Realtime Level detection, be also applied for level sensing, belong to material position, level sensing field.
Background technology
It can be divided into the material-level detecting device of solid (powder and granular substance) material at present:Contact and non-contact Formula.Commonly contact-type detection includes:Capacitance level meter, Plumb-bob Material Level Meter and blocking rotary type level-sensing device etc.;It is non-contact Formula material-level detecting device includes:Ultrasonic material level detection unit, laser material position meter, gamma-ray level indicator etc..But above-mentioned level-sensing device is to continuous Blanking, the testing result and reality for situations such as dust concentration is big, solid material moisture is higher or certain special construction feed bins Material position error is larger, it may occur that overflows the phenomenon that material or upstream device no-load running at the top of feed bin, is caused to production tight Ghost image is rung, therefore there is an urgent need to a kind of material-level detection systems that the adaptable reliability that comprehensive can be solved the above problems is high.
Utility model content
The purpose of this utility model is to provide a kind of suitable for the real-time of solid especially powder and granular solids material Material-level detection system solves the problems, such as existing material-level measure field.The system can also be used for level sensing.
The utility model is realized using following technical scheme:A kind of material-level detection system, the system include signal acquisition Processing and display device (1), pressure sensor (6) and pressure conduction device.Pressure conduction device include sensor outer cover (2), Pressure conduction crust of the device (3), pressure conduction bar (7), spring (8), limit stop ring (9), special flexible plectane (10), platen (5).In addition to special flexible plectane (10) outer material is the high-strength material of hard wear resistant, such as steel in the pressure conduction device Iron, alloy, rigid plastics, tempered glass etc..The material of the special flexible plectane (10) is the physical chemistry with material The compliant material of matter and ambient environmental conditions and specific customization.The pressure sensor (6) is displacement-pressure sensor, is answered With extensive, can also be customized according to ambient conditions.There are multiple removable limit stop rings in the pressure conduction crust of the device (3) (9), the moving range that pressure conduction bar (7) can be limited, to protect pressure sensor (6) not outrange and special flexible plectane (10) inexcessive deformation.
The utility model mounting means is:The pressure sensor (6) of connection data line has been fixed on data string hole and sensing On the sensor outer cover (2) of device fixed seat, wherein data string hole position is sealed with fluid sealant, can also use sponge, Connection elbow Equal sealing means replace, and the outer cover bolt of above-mentioned mounted sensor are mounted on pressure conduction crust of the device (3), installation Mode can also be replaced with buckle or welding form;Pressure conduction bar (7), spring (8) and limit stop ring (9) are mounted on pressure In conduction device shell (3);Pressure conduction crust of the device (3), special flexible plectane (10) and platen (5) are pacified by bolt and nut On the warehouse wall (4) having openning hole;This device can be installed single or multiple, and multiple accuracy of detection can be improved in installation.
The operation principle of the utility model:When there is material in feed bin, since material pressure acts on, make special flexible plectane (10) elastic deformation occurs and pressure conduction bar (7) is driven to be displaced outwardly simultaneously compressed spring (8), by pressure transmission to pressure sensing Device (6), signal send signal acquisition process and display device (1) to by data line, and pressure is bigger, and expression material position is higher, passes through Data processing conversion can be in display Realtime Level;When in feed bin without material, make pressure conduction bar (7) and spy under spring (8) effect The flexible plectane (10) of system resets, and pressure sensor (6) output signal is zero, and signal passes through data line transfer to signal acquisition process With display device (1), it is shown as feed bin at this time without material;Pressure conduction device can be installed single or multiple, and installation multiple can be improved Accuracy of detection.
The utility model has the beneficial effects that simple in structure, reliable for operation, measurement result is accurate, low energy consumption, easy to maintain, Device good seal, environmental suitability are strong, and mounting means is various, and tiltable installation can be mounted on silo and tippler lower hopper The more complex severe position of equal working environments.
Description of the drawings
Fig. 1 is the overall structure front view of the utility model;
Fig. 2 is the overall structure left view of the utility model;
Fig. 3 is the overall structure three-dimensional view of the utility model;
The symbol description of major part in figure:
1- signal acquisition process and display device;2- sensor outer covers;3- pressure conduction crusts of the device;4- warehouse walls;5- Platen;6- pressure sensors;7- pressure conduction bars;8- springs;9- limit stop rings;The special flexible plectanes of 10-.
Specific implementation mode
The technical solution of the utility model is described further with reference to embodiment and attached drawing:
As shown in Figure 1, 2, 3, the utility model discloses a kind of material-level detection system, which includes signal acquisition process With display device (1), pressure sensor (6) and pressure conduction device.Pressure conduction device includes sensor outer cover (2), pressure Conduction device shell (3), pressure conduction bar (7), spring (8), limit stop ring (9), special flexible plectane (10), platen (5).
In addition to special flexible plectane (10) outer material is the high-strength material of hard wear resistant in the pressure conduction device, Such as steel, alloy, rigid plastics, tempered glass.The material of the special flexible plectane (9) is the physical chemistry with material The compliant material of property and ambient environmental conditions and specific customization.The pressure sensor (6) is displacement-pressure sensor, It is widely used, can also be customized according to ambient conditions.There are multiple removable limit stop rings in the pressure conduction crust of the device (3) (9), the moving range that pressure conduction bar (7) can be limited, to protect pressure sensor (6) not outrange and special flexible plectane (10) inexcessive deformation.
The utility model mounting means is:The pressure sensor (6) for connecting data line data string hole and biography have been fixed on On the sensor outer cover (2) of sensor fixed seat, wherein data string hole position is sealed with fluid sealant, sponge, wiring can also be used curved First-class sealing means replace, and the outer cover bolt of above-mentioned mounted sensor are mounted on pressure conduction crust of the device (3), peace Dress mode can also be replaced with buckle or welding form;Pressure conduction bar (7), spring (8) and limit stop ring (9) are mounted on pressure In power conduction device shell (3);Pressure conduction crust of the device (3), special flexible plectane (10) and platen (5) are used by Fig. 1 modes Bolt and nut is mounted on the warehouse wall (4) having openning hole;This device can install it is single or multiple, installation it is multiple can be improved detection essence Degree.
When there is material in feed bin, since material pressure acts on, make special flexible plectane (10) that elastic deformation occur and drive Pressure conduction bar (7) is displaced outwardly and compressed spring (8), gives pressure transmission to pressure sensor (6), signal is passed by data line Signal acquisition process and display device (1) are given, pressure is bigger, and expression material position is higher, can be real in display by data processing conversion When material position;When in feed bin without material, reset pressure conduction bar (7) and special flexible plectane (10) under spring (8) effect, pressure Sensor (6) output signal is zero, and signal, to signal acquisition process and display device (1), is shown at this time by data line transfer It is feed bin without material;Install it is multiple can be improved accuracy of detection, it is higher that more detection reliabilities are installed.
Embodiment described above is only the description of the preferred embodiment to the utility model, the utility model not merely office It is limited to above-described embodiment, every various modifications made to the utility model and transformation, it all should be in the protection model of the utility model Within enclosing.

Claims (5)

1. a kind of material-level detection system, it is characterised in that:The system includes that signal acquisition process is passed with display device (1), pressure Sensor (6) and pressure conduction device;Pressure conduction device includes sensor outer cover (2), pressure conduction crust of the device (3), pressure Conductive bar (7), spring (8), limit stop ring (9), special flexible plectane (10), platen (5);When there is material in storehouse, due to material The effect of pressure makes special flexible plectane (10) that flexible deformation occur and pressure conduction bar (7) is driven to be displaced outwardly and compress bullet Spring (8) gives pressure transmission to pressure sensor (6), and signal sends signal acquisition process and display device to by data line (1), the bigger expression material position of pressure is higher, and Realtime Level in storehouse can be being shown by data processing conversion;When in storehouse without material, in bullet Reset pressure conduction bar (7) and special flexible plectane (10) under spring (8) effect, pressure sensor (6) output signal is zero, letter Number by data line transfer to signal acquisition process and display device (1), it is shown as feed bin at this time without material.
2. a kind of material-level detection system according to claim 1, it is characterised in that:In addition to spy in the pressure conduction device Flexible plectane (10) the outer material of system is the high-strength material of hard wear resistant;The pressure sensor (6) is displacement-pressure sensing Device.
3. a kind of material-level detection system according to claim 1, it is characterised in that:The pressure conduction crust of the device (3) Inside there are removable multiple limit stop rings (9), the moving range of pressure conduction bar (7) can be limited, to protect pressure sensor (6) Do not outrange and special flexible plectane (10) inexcessive deformation.
4. a kind of material-level detection system according to claim 1, it is characterised in that:There is number on the sensor outer cover (2) According to string holes and sensor fixed seat, wherein data line passes through data string hole connection pressure sensor (6), is fixed on sensor and fixes Seat, sensor outer cover (2) is fixed on pressure conduction crust of the device (3);The pressure conduction bar (7), spring (8) and Limit stop ring (9) is mounted in pressure conduction crust of the device (3);Pressure conduction crust of the device (3), special flexible plectane (10) and Platen (5) is mounted on by bolt and nut on the warehouse wall (4) having openning hole.
5. a kind of material-level detection system according to claim 1, it is characterised in that:The pressure conduction device can install list It is a or multiple.
CN201820361341.5U 2018-03-16 2018-03-16 A kind of material-level detection system Expired - Fee Related CN208075973U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820361341.5U CN208075973U (en) 2018-03-16 2018-03-16 A kind of material-level detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820361341.5U CN208075973U (en) 2018-03-16 2018-03-16 A kind of material-level detection system

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Publication Number Publication Date
CN208075973U true CN208075973U (en) 2018-11-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108287005A (en) * 2018-03-16 2018-07-17 中国矿业大学(北京) A kind of material-level detection system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108287005A (en) * 2018-03-16 2018-07-17 中国矿业大学(北京) A kind of material-level detection system

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20181109

Termination date: 20190316