CN204902940U - Granary developments material level instrument - Google Patents
Granary developments material level instrument Download PDFInfo
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- CN204902940U CN204902940U CN201520611170.3U CN201520611170U CN204902940U CN 204902940 U CN204902940 U CN 204902940U CN 201520611170 U CN201520611170 U CN 201520611170U CN 204902940 U CN204902940 U CN 204902940U
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- controller
- wire rope
- material level
- sensor
- controllable motor
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Abstract
The utility model relates to a granary developments material level instrument, the power distribution box comprises a box body, the box internal fixation has power supply unit, the stranded conductor dish, the controllable motor of drive stranded conductor dish moving, fixed pulley and controller, the stranded conductor dish rolls up to establish there is being wire rope, wire rope passes fixed pulley and bottom half in proper order and is connected with the outer flagging ware of box, the through -hole that supplies wire rope to pass is seted up to the bottom half, the decline of operation in order to realize flagging ware of controllable motor is connected and controls to the controller, stop or rising, be connected with capacitanc pressure sensor on the stranded conductor dish, capacitanc pressure sensor and controller electric connection, when the operation of flagging ware is obstructed, capacitanc pressure sensor monitors the pressure variation of stranded conductor dish and measures data transmission to controller with capacitance variation, the controller is controlled controllable motor according to received capacitance variation volume data and is stopped the operation in order to realize that flagging ware stops, through -hole department is provided with the stroke sensor, wire rope passes the operation displacement of stroke sensor in order to realize stroke sensors monitor wire rope, the stroke sensor with displacement data transmission to the controller in order to show. The utility model discloses a flagging ware with material surface contact after, will the follow -up from top to bottom along with the lift on material surface, controller output developments continuous data.
Description
Technical field
The utility model relates to a kind of measuring instrument, particularly relates to a kind of silo dynamic material level instrument measuring the actual material level of silo.
Background technology
China stores up grain hundreds billion of jin, needs a large amount of silos to store, and the actual material level obtaining each silo is in real time just particularly important.Domesticly at present statistically mainly adopt labor management logging mode, up and down material level monitoring pattern, noncontact (laser, microwave, ultrasound wave etc.) monitoring pattern etc. at silo material level, said method is Shortcomings part all, labor management logging mode can not solve mistake and not real-time, upper and lower material level monitoring pattern can not solve the monitoring of the non-full silo of non-NULL, noncontact (laser, microwave, ultrasound wave etc.) monitoring pattern to the degree of depth, the grain of silo, environmental requirement is too high, antijamming capability is more weak.Therefore, in the urgent need to developing the device of a kind of convenience, practical monitoring silo material level, the grain storage warehousing point in the whole nation is applied to.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of easy enforcement, measure precisely reliable, silo dynamic material level instrument that antijamming capability is strong.
Silo dynamic material level instrument of the present utility model, comprise casing, described casing internal fixtion has electric supply installation, tray, drive the controllable motor of tray running, fixed pulley 7 and controller, on described tray, volume has been located at wire rope, described wire rope to be connected with the sagging device outside casing with bottom half through described fixed pulley 7 successively, bottom half offers the through hole for described steel wire penetrating, described controller connect and the running controlling controllable motor to realize the decline of sagging device, stop or rising, described tray is connected with capacitance pressure transducer, described capacitance pressure transducer, and described controller electrically connect, sagging device is stressed when changing, described capacitance pressure transducer, is monitored the pressure change of described tray and capacitance change data is transferred to described controller, described controller controls controllable motor running according to the capacitance change data received and runs to realize material level dynamic monitoring with the sagging device that links, described through hole is provided with stroke sensor, stroke sensor described in described steel wire penetrating is to realize the operation displacement of stroke sensor monitoring wire rope, displacement data is transferred to described controller with display by described stroke sensor.
Further, described bottom half is provided with the zero point sensor of monitoring sagging device position and bottom half surface level is set as null position, described zero point sensor and described controller electrically connect, described zero point sensor monitors sagging device position and forming position signal is sent to controller, and described controller controls controllable motor running to realize the null position adjustment of sagging device according to the position signalling received.
Further, described controller is connected with alarm, and described controller controls the work of alarm according to the position signalling received.
Further, vertical line eccentricity sensor is provided with on the downside of described through hole, vertical line eccentricity sensor described in described steel wire penetrating, described eccentricity sensor and described controller electrically connect, the deviation post of described eccentricity sensor monitoring wire rope also forms shifted signal and is sent to described controller, and described controller controls controllable motor according to shifted signal and runs to adjust wire rope to center.
Further, all sides of described through-hole wall are provided with elastic damping block.
Further, be provided with bracing frame in described casing, described fixed pulley is arranged on support frame as described above.
Further, described controllable motor is stepper motor or servomotor.
By such scheme, the utility model at least has the following advantages: one, adopt capacitance pressure transducer, monitoring tray pressure situation, when sagging device declines and contacts material upper surface or when sagging device moves up and down along with material upper surface, sagging device occurs instantaneous by force transformation, there is stressed change in wire rope thereupon, and then tray produces pressure change, the change of the pressure of tray is changed into capacitance change data and transfers to described controller by the higher capacitance pressure transducer, of sensitivity, controller controls controllable motor running and (declines to regulate sagging device to run, stop or rising), until make a concerted effort suffered by sagging device to be zero, present stationary state, stroke sensor gather wire rope displacement data and be sent to controller formed stable displacement data, i.e. silo material level data, the employing contact type measurement of whole device, easy enforcement, kinetic measurement, not affected by environment, antijamming capability is strong, measure precisely reliable.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of instructions, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model silo dynamic material level instrument;
Fig. 2 is the cyclematics of the controller of the utility model silo dynamic material level instrument.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
Silo dynamic material level instrument of the present utility model carries out DATA REASONING apart from position, 1 meter, top in silo.
See Fig. 1 and Fig. 2, silo dynamic material level instrument of the present utility model, comprise casing 1, casing 1 internal fixtion has electric supply installation 4, tray 2, drive the controllable motor 3 that tray 2 operates, fixed pulley 7, the alarm that controller 5 is connected with controller 5, controllable motor 3 is stepper motor or servomotor, on tray 2, volume has been located at wire rope 21, wire rope 21 to be connected with the sagging device 6 outside casing 1 with bottom casing 1 through fixed pulley 7 successively, the through hole passed for wire rope 21 is offered bottom casing 1, controller 5 connect and the running controlling controllable motor 3 to realize the decline of sagging device 6, stop or rising, tray 2 is connected with capacitance pressure transducer, 11, capacitance pressure transducer, 11 and controller 5 electrically connect, through hole is provided with stroke sensor, wire rope 21 passes stroke sensor to realize the operation displacement of stroke sensor monitoring wire rope 21, displacement data is transferred to controller 5 with display by stroke sensor, the zero point sensor 9 of monitoring sagging device 6 position is provided with and casing 1 bottom water plane is set as null position bottom casing 1, zero point sensor 9 and controller 5 electrically connect, zero point sensor 9 monitors sagging device 6 position and forming position signal is sent to controller 5, controller 5 controls controllable motor 3 according to the position signalling received and operates to realize the null position adjustment of sagging device 6 to carry out initialization self-inspection, simultaneously, controller 5 controls the work of alarm according to position signalling,
When zero point sensor 9 is monitored less than sagging device 6 at null position, then zero point sensor 9 is to controller 5 transmission abnormality position signalling, controller 5 receive out-of-the way position signal after control alarm equipment alarm, namely self-inspection is abnormal, control controllable motor 3 with Time Controller 5 to operate to make sagging device 6 up, until zero point sensor 9 monitors sagging device 6 at null position, namely self-inspection is normal, zero point sensor 9 to controller 5 transmission location normal signal, controller 5 receive position normal signal after control alarm stop, at work, when sagging device 6 runs downwards, sagging device 6 touches material upper surface and runs and is obstructed and occurs instantaneous stressed change, make wire rope 21 run to be obstructed thereupon, and then tray 2 produces pressure change, the pressure that capacitance pressure transducer, 11 monitors tray 2 changes and forms capacitance change data, capacitance change data are transferred to controller 5 by capacitance pressure transducer, 11, when capacitance change data are less than setting value, controller 5 control controllable motor 3 remain in operation sagging device is run, when capacitance change data are more than or equal to setting value, controller 5 control controllable motor 3 shut down realize sagging device 6 and stop, the displacement data that stroke sensor transfers to controller 5 is stablized, this displacement data is the silo material level data in this moment, when sagging device 6 to contact with material upper surface and moves up and down along with material upper surface, there is transient change in sagging the stressed of device 6, make that wire rope 21 is stressed to change thereupon, and then tray 2 produces pressure change, the pressure that capacitance pressure transducer, 11 monitors tray 2 changes and forms capacitance change data, capacitance change data are transferred to controller 5 by capacitance pressure transducer, 11, when capacitance change data are less than setting value, controller 5 control controllable motor 3 remain in operation sagging device is run, when capacitance change data are more than or equal to setting value, controller 5 control controllable motor 3 shut down realize sagging device 6 and stop, the displacement data that stroke sensor transfers to controller 5 is stablized, this displacement data is the silo material level data in this moment.
Vertical line eccentricity sensor 10 is provided with on the downside of the through hole of silo dynamic material level instrument of the present utility model, wire rope 21 is through vertical line eccentricity sensor 10, vertical line eccentricity sensor 10 and controller 5 electrically connect, the deviation post of eccentricity sensor monitoring wire rope 21 also forms shifted signal and is sent to controller 5, controller 5 controls controllable motor 3 according to shifted signal and runs to adjust wire rope 21 to center, when wire rope 21 occurs that position offsets, vertical line eccentricity sensor 10 forms shifted signal and shifted signal is sent to controller 5, controller 5 controls controllable motor 3 according to the shifted signal collected and reverses to make sagging device 6 up, until when wire rope 21 position is without skew, vertical line eccentricity sensor 10 is formed without shifted signal and will be sent to controller 5 without shifted signal, controller 5 is stopped transport according to what collect without shifted signal control controllable motor 3 or rotates forward, until sagging device 6 is stablized, the displacement data of stroke sensor is stable forms silo material level data accurately, further ensure the precision of measurement data like this, the data error reduced.
Silo dynamic material level instrument of the present utility model through-hole wall week side be provided with elastic damping block, elastic damping block contribute to wire rope 21 stable, reduce shake and deflection.
Be provided with bracing frame 8 in the casing 1 of silo dynamic material level instrument of the present utility model, fixed pulley 7 is arranged on bracing frame 8 top, controller 5 is provided with control panel to read data and operation, strengthens the stable of structure, optimization device performance.
Below be only preferred implementation of the present utility model; be not limited to the utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (7)
1. a silo dynamic material level instrument, it is characterized in that: comprise casing (1), described casing (1) internal fixtion has electric supply installation (4), tray (2), drive the controllable motor (3) that tray (2) operates, fixed pulley (7) and controller (5), the upper volume of described tray (2) has been located at wire rope (21), described wire rope (21) is successively through being connected with casing (1) sagging device (6) outward bottom described fixed pulley (7) and casing (1), casing (1) bottom offers the through hole passed for described wire rope (21), described controller (5) connect and the running controlling controllable motor (3) to realize the decline of sagging device (6), stop or rising, described tray (2) is connected with capacitance pressure transducer, (11), described capacitance pressure transducer, (11) and described controller (5) electrically connect, sagging device (6) is stressed when changing, described capacitance pressure transducer, (11) is monitored the pressure change of described tray (2) and capacitance change data is transferred to described controller (5), described controller (5) controls controllable motor (3) running according to the capacitance change data received and runs to realize material level dynamic monitoring with the sagging device (6) that links, described through hole is provided with stroke sensor, described wire rope (21) through described stroke sensor with realize stroke sensor monitoring wire rope (21) operation displacement, displacement data is transferred to described controller (5) to show by described stroke sensor.
2. silo dynamic material level instrument according to claim 1, it is characterized in that: described casing (1) bottom is provided with the zero point sensor (9) of monitoring sagging device (6) position and casing (1) bottom water plane is set as null position, described zero point sensor (9) and described controller (5) electrically connect, described zero point sensor (9) monitors sagging device (6) position and forming position signal is sent to controller (5), described controller (5) controls controllable motor (3) running to realize the null position adjustment of sagging device (6) according to the position signalling received.
3. silo dynamic material level instrument according to claim 1, is characterized in that: described controller (5) is connected with alarm, and described controller (5) controls the work of alarm according to the position signalling received.
4. silo dynamic material level instrument according to claim 1, it is characterized in that: on the downside of described through hole, be provided with vertical line eccentricity sensor (10), described wire rope (21) is through described vertical line eccentricity sensor (10), described eccentricity sensor and described controller (5) electrically connect, the deviation post of described eccentricity sensor monitoring wire rope (21) also forms shifted signal and is sent to described controller (5), and described controller (5) controls controllable motor (3) according to shifted signal and runs to adjust wire rope (21) to center.
5. silo dynamic material level instrument according to claim 1, is characterized in that: all sides of described through-hole wall are provided with elastic damping block.
6. silo dynamic material level instrument according to claim 1, it is characterized in that: be provided with bracing frame (8) in described casing (1), described fixed pulley (7) is arranged on support frame as described above (8).
7. silo dynamic material level instrument according to claim 1, is characterized in that: described controllable motor (3) is stepper motor or servomotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611170.3U CN204902940U (en) | 2015-08-13 | 2015-08-13 | Granary developments material level instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520611170.3U CN204902940U (en) | 2015-08-13 | 2015-08-13 | Granary developments material level instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204902940U true CN204902940U (en) | 2015-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520611170.3U Expired - Fee Related CN204902940U (en) | 2015-08-13 | 2015-08-13 | Granary developments material level instrument |
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| CN (1) | CN204902940U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027948A (en) * | 2019-03-31 | 2019-07-19 | 天津大学青岛海洋技术研究院 | A kind of control system carrying out elevating control and real-time display height value |
| CN110371712A (en) * | 2019-07-16 | 2019-10-25 | 咸宁南玻玻璃有限公司 | A kind of Anti-rotation type material level switch |
| CN111947731A (en) * | 2020-08-17 | 2020-11-17 | 安徽徽宁电器仪表集团有限公司 | Liquid level meter for reaction container |
| CN112690112A (en) * | 2021-01-22 | 2021-04-23 | 河北科技师范学院 | Material level detection device and method of straw packer |
| CN116380289A (en) * | 2023-05-24 | 2023-07-04 | 中央储备粮镇江直属库有限公司 | Automatic grain temperature monitoring and analyzing system for granary |
-
2015
- 2015-08-13 CN CN201520611170.3U patent/CN204902940U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027948A (en) * | 2019-03-31 | 2019-07-19 | 天津大学青岛海洋技术研究院 | A kind of control system carrying out elevating control and real-time display height value |
| CN110371712A (en) * | 2019-07-16 | 2019-10-25 | 咸宁南玻玻璃有限公司 | A kind of Anti-rotation type material level switch |
| CN110371712B (en) * | 2019-07-16 | 2024-03-08 | 咸宁南玻玻璃有限公司 | Rotation-resistant material level switch |
| CN111947731A (en) * | 2020-08-17 | 2020-11-17 | 安徽徽宁电器仪表集团有限公司 | Liquid level meter for reaction container |
| CN112690112A (en) * | 2021-01-22 | 2021-04-23 | 河北科技师范学院 | Material level detection device and method of straw packer |
| CN112690112B (en) * | 2021-01-22 | 2022-06-21 | 河北科技师范学院 | Material level detection device and method of straw packer |
| CN116380289A (en) * | 2023-05-24 | 2023-07-04 | 中央储备粮镇江直属库有限公司 | Automatic grain temperature monitoring and analyzing system for granary |
| CN116380289B (en) * | 2023-05-24 | 2023-11-10 | 中央储备粮镇江直属库有限公司 | Automatic grain temperature monitoring and analyzing system for granary |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151223 Termination date: 20210813 |