CN201611272U - Radar type device for detecting coal-unloading quantity of hoisting skip - Google Patents
Radar type device for detecting coal-unloading quantity of hoisting skip Download PDFInfo
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- CN201611272U CN201611272U CN2009203520731U CN200920352073U CN201611272U CN 201611272 U CN201611272 U CN 201611272U CN 2009203520731 U CN2009203520731 U CN 2009203520731U CN 200920352073 U CN200920352073 U CN 200920352073U CN 201611272 U CN201611272 U CN 201611272U
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Abstract
The utility model relates to a radar type device for detecting the coal-unloading quantity of a hoisting skip, comprising a radar type material level detector, a skip position sensor, a shaft encoder, an intelligent control detection box and an intelligent control detection cabinet, wherein the radar type material level detector is installed on a headframe aligned with a loading hatch of the skip, and a declination angle is formed by the radar type material level detector and the loading hatch when the skip is unloaded; a detection switch of the skip position sensor is installed on the headframe where the skip needs to be positioned in place, and the magnetic part of the skip position sensor is installed on the hoisting skip on the same horizontal position with the detection switch; and two signals are inputted into the intelligent control detection cabinet. The shaft encoder is installed on a drum shaft of a winch, and the signals thereof are inputted into the input end of a counter of an industrial control computer data acquisition board in the intelligent control detection cabinet. The radar type device for detecting the coal-unloading quantity of the hoisting skip is suitable for detecting the material-unloading quantity of the hoisting skip used for the hoisting conveyance of a coal mine, an iron mine, and the like, and has the function of detecting the residual amount of materials in the hoisting skip in the unloading process thereof, thereby achieving the purpose of safely lowering the heavy-load hoisting skip.
Description
Technical field
The utility model relates to a kind of vertical radar type lifting skip material discharging quantity pick-up unit, is suitable for the detection of the lifting skip bucket material discharging quantity of vertical shaft hoisting transportations such as colliery, iron ore, and promoting the dustpan unloading mode can be flexible bend type, also can be the pneumatic brake gate-type.
Background technology
At present, main shaft such as home and abroad colliery, the iron ore Unloading Control system of resetting surely adopts modular construction to form: main shaft is heavy surely to be loaded and signal controlling subsystem, the heavy surely unloading automatically of main shaft and signal controlling subsystem, the heavy surely automatic loading and unloading of hoist house main shaft carry and the signal monitoring subsystem automatically, discrete relatively each other, by data transmission realization contact each other, fundamentally do not realize the robotization control of the quantitative loading and unloading control system of whole vertical, as shown in Figure 3.And exist main shaft unloading metering not have the reliable detection means with supervisory system, the particularly monitoring of main shaft hooist dustpan unloading amount, owing to promote skip bucket in the process of unloading coal, often exist and promote the coal that stagnates in the skip bucket, cause the stagnant coal of lifting skip bucket to transfer, influence promotes transportation safety, has violated the safety regulations in coal mine requirement.
The monitoring of existing discharging quantity has: 1, pulling force sensor method that skip bucket is weighed, and weighing device is installed on the skip bucket, by wireless launcher emission skip bucket weight, be subjected to the rugged surroundings disturbing factor many, degree of accuracy is not high, and reliability is relatively poor, work that can not be permanently effective.2, contactless nucleon weighing device or radioactive source ray position pick-up unit, because of radiation environment protection problem is restricted, country does not advocate use.3, the Chinese patent notification number is that CN2909196, the patent No. are 200620024284.9, the utility model name is called the patent of " the skip bucket scale of binary channels weighing ", the LOAD CELLS of this patent is installed on day wheel bearing seat, affected by environment bigger, participation system control reliably.
Up to the present, do not have ripe to be applied to actual metering and monitoring means, domestic existing main shaft Unloading Control subsystem, need artificial the supervision to unload coal and forward signal, artificial forward signal is cancelled in the part colliery, fundamentally do not take the metering and the monitoring of dustpan unloading amount, cause and promote the generation that the stagnant coal of skip bucket is transferred security incident, restricted the development that promotes transportation system's robotization, so the quantitative loading and unloading control system of main shaft does not also become automated safe production system truly.
Summary of the invention
Deficiency in view of the prior art existence, it is a kind of simple in structure that the purpose of this utility model provides, cost is low, detect accurately, the device for detecting coal-discharging quantity of radar type lifting skip that reliability is high, and, solved and promoted the skip bucket lifting skip bucket coal capacity of decide the heavy cartridges subsystem at the bottom of the main shaft that coal the causes difficult problem that overloads that stagnates the auxiliary dynamic weighing of the lifting skip bucket of transferring.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of device for detecting coal-discharging quantity of radar type lifting skip, comprise radar type material level detector, skip bucket position transducer, shaft encoder, Based Intelligent Control detection case and Based Intelligent Control detecting box, it is characterized in that: the radar type material level detector is installed on the derrick of aiming at the skip loading mouth, and the load port position becomes angle of declination during with the lifting dustpan unloading; The detector switch of skip bucket position transducer is installed on the derrick of skip bucket when putting in place, and the magnetic part of skip bucket position transducer is installed on the lifting skip bucket body of the same horizontal level of detector switch of corresponding skip bucket position transducer; Radar type material level detector and the skip bucket two kinds of signals that put in place are input to the Based Intelligent Control detection case respectively; Shaft encoder is installed on the drum shaft of winch, and its signal is input to the counter input end of the industrial control computer data acquisition board in the Based Intelligent Control detecting box.
According to described device for detecting coal-discharging quantity of radar type lifting skip, it is characterized in that: the load port upper position is set to 15 degree angles when described radar type material level detector and lifting dustpan unloading.
According to described device for detecting coal-discharging quantity of radar type lifting skip, it is characterized in that: described radar type material level detector is installed in derrick and aims on the derrick panel of skip loading mouth, and every skip bucket installed one in same position; The detector switch of skip bucket position transducer is installed on skip bucket when putting in place on the crossbeam corresponding to derrick, and the magnetic part of skip bucket position transducer is installed on the lifting skip bucket body of the same horizontal level of corresponding detector switch; The Based Intelligent Control detection case is installed on the discharge point headframe floor that promotes skip bucket; Shaft encoder is installed on the attached transmission shaft in drum shaft upper surface of winch; The Based Intelligent Control detecting box is installed on the hoist house signal cashier's office in a shop.
The utility model device for detecting coal-discharging quantity of radar type lifting skip, be suitable for the detection of the lifting skip bucket material discharging quantity of vertical shaft hoisting transportations such as colliery, iron ore, this device has the surplus that detects the material in the lifting skip bucket in the lifting dustpan unloading process, solved and promoted the safe difficult problem that the skip bucket heavy duty is transferred, in promoting the skip bucket operational process, detect the stagnant coal of transferring in the weight lifting skip bucket that promotes skip bucket, in time decide the weight of heavy cartridges at the bottom of the restriction vertical, realize that thoroughly vertical shaft hoisting decides the safety problem of heavy cartridges.It is simple in structure, and manufacturing price is lower, accurate measurement, and the reliability height has practicality widely.
Description of drawings
Fig. 1 is the mounting structure synoptic diagram that promotes the skip bucket front in the utility model.
Fig. 2 is the mounting structure synoptic diagram that promotes the skip bucket side in the utility model.
Fig. 3 is the heavy surely automatic loading and unloading borne control system pie graph of main shaft in the prior art.
Fig. 4 is the automatic testing process figure of unloading in the utility model.
Fig. 5 is for promoting the skip bucket testing process figure that weighs.
Fig. 6 is for promoting the skip bucket synoptic diagram that crosses in pit shaft.
In the accompanying drawing: 1, Based Intelligent Control detecting box; 2, promote derrick; 3, radar type material level detector; 4, Based Intelligent Control detection case; 5, the magnetic part of skip bucket position transducer; 6, promote skip bucket; 7, skip loading mouth; 8, shaft encoder; 9, elevator drum; 10, the detector switch of skip bucket position transducer; 11, transfer skip bucket; 12, pit shaft.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
The utility model device for detecting coal-discharging quantity of radar type lifting skip, as shown in Figure 1, comprise radar type material level detector 3, skip bucket position transducer 2, shaft encoder 8, Based Intelligent Control detection case 4 and Based Intelligent Control detecting box 1, radar type material level detector 3 is installed on the derrick, the top, position becomes 15 degree angles during with the lifting dustpan unloading, the magnetic part of skip bucket position transducer is installed on and promotes on the skip bucket, the detector switch 10 of skip bucket position transducer is installed on the derrick, two kinds of signals are input to and are installed on the discharge point Based Intelligent Control detection case 4 that promotes skip bucket, shaft encoder 8 is installed on hoister (winch) drum shaft, and its signal is input to the counter input end that is installed on the industrial control computer data acquisition board in the hoist house Based Intelligent Control detecting box 1.
The utility model device for detecting coal-discharging quantity of radar type lifting skip, radar type material level detector 3 are selected the radar type material level detector of existing German VEGA company, and model is VEGAPULS68, and antenna diameter is 95mm, and emission angle is 8 degree, flare.Each promotes skip bucket configuration one cover radar type material level detector, and the extremely short microwave pulse that emitted energy is very low is launched by antenna system and received.Radar wave moves with the light velocity.Can be converted into thing position signal working time by electronic unit.A kind of special time extension method can be determined stable and accurate measurement the in the utmost point short time.The current signal of radar type material level detector 3 outputs 4～20MA, Programmable Logic Controller A/D module converts by Based Intelligent Control detection case 4 is a digital signal, promote the interior coal of skip bucket and the distance H 1 of radar type material level detector 3 thereby record, radar type material level detector 3 is H2 with the distance that promotes the skip bucket position transducer, then H2-H1 is for promoting the height of the material in the skip bucket, and its height that promotes the material in the skip bucket records by Based Intelligent Control detection case 4.Realizing that through data processing detection promotes the stagnant coal amount of coal in the skip bucket, in the time of setting, is empty if detection promotes skip bucket, allows the winch operation, otherwise, send the signal that the lifting skip bucket is not unstowed.See accompanying drawing 4, shown in Figure 5.
The utility model device for detecting coal-discharging quantity of radar type lifting skip, shaft encoder 8 detects the relative position of two lifting skip buckets, with the weight of Based Intelligent Control detecting box 1 detection decline skip bucket.The signal of shaft encoder 8 outputs is linked into the counter of the data acquisition board of industrial control computer, can calculate promoting the relative position of skip bucket in pit shaft by counting.Detect when two lifting skip buckets are staggered in pit shaft, see shown in the accompanying drawing 6, before this, Based Intelligent Control detecting box 1 loads the lifting skip bucket coal loading weight that control system sends at the bottom of must receiving main shaft, Based Intelligent Control detecting box 1 is by detecting input current, the input voltage through the hoister motor of signal condition, the data acquisition board A/D module converts that is linked into industrial control computer is a digital signal, can calculate two lifting skip buckets power when staggered and promote the skip bucket instantaneous velocity in pit shaft.As reference weight,, can record the weight of decline skip bucket with the lifting skip bucket weight carried on this moment through a series of computing.
Promote the coal that stagnates in the skip bucket if detect, the weight of coal of will stagnating this moment sends to Load System, after Load System receives signal at the bottom of the main shaft, with the coal loading weight that reduces toward measure hopper, realize the heavy cartridges of deciding of real meaning, cooperatively interacting of two kinds of detection schemes, the common heavy cartridges of deciding that promotes skip bucket that realizes detects with the unloading that promotes skip bucket, solves the potential safety hazard that promotes transportation system.
Below into description is done in the utility model device for detecting coal-discharging quantity of radar type lifting skip installation site:
The utility model device for detecting coal-discharging quantity of radar type lifting skip, radar type material level detector 3 are installed in derrick and aim on the derrick panel of skip loading mouth, and every skip bucket installed one in same position; The detector switch 10 of skip bucket position transducer is installed on skip bucket when putting in place on the crossbeam corresponding to derrick, and the magnetic part 5 of skip bucket position transducer is installed on the lifting skip bucket body of the same horizontal level of corresponding detector switch; Based Intelligent Control detection case 4 is installed on the discharge point headframe floor that promotes skip bucket, the signal terminal of uploading; Shaft encoder 8 is installed on the attached transmission shaft in drum shaft upper surface of winch; Based Intelligent Control detecting box 1 is installed on the hoist house signal cashier's office in a shop, uses for driver observation and winch control.
Embodiment recited above is described preferred implementation of the present utility model; be not that design of the present utility model and protection domain are limited; under the prerequisite that does not break away from the utility model design concept; common engineering technical personnel make the technical solution of the utility model in this area various modification and improvement all should fall into protection domain of the present utility model.
Claims (3)
1. device for detecting coal-discharging quantity of radar type lifting skip, comprise radar type material level detector (3), skip bucket position transducer, shaft encoder (8), Based Intelligent Control detection case (4) and Based Intelligent Control detecting box (4), it is characterized in that: radar type material level detector (3) is installed on the derrick of aiming at skip loading mouth (7), and the load port position becomes angle of declination during with the lifting dustpan unloading; The detector switch of skip bucket position transducer (10) is installed on the derrick of skip bucket when putting in place, and the magnetic part peace (5) of skip bucket position transducer is loaded on lifting skip bucket (6) body of the same horizontal level of detector switch (10) of corresponding skip bucket position transducer; Radar type material level detector and the skip bucket two kinds of signals that put in place are input to the Based Intelligent Control detection case respectively; Shaft encoder (8) is installed on the drum shaft of winch, and its signal is input to the counter input end of the industrial control computer data acquisition board in the Based Intelligent Control detecting box.
2. device for detecting coal-discharging quantity of radar type lifting skip according to claim 1 is characterized in that: the load port upper position is set to 15 degree angles when described radar type material level detector (3) and lifting dustpan unloading.
3. device for detecting coal-discharging quantity of radar type lifting skip according to claim 1, it is characterized in that: described radar type material level detector (3) is installed in derrick and aims on the derrick panel of skip loading mouth (7), and every skip bucket installed one in same position; The detector switch of skip bucket position transducer (10) is installed on skip bucket when putting in place on the crossbeam corresponding to derrick, and the magnetic part of skip bucket position transducer (5) is installed on the lifting skip bucket body of the same horizontal level of corresponding detector switch; Based Intelligent Control detection case (4) is installed on the discharge point headframe floor that promotes skip bucket; Shaft encoder (8) is installed on the attached transmission shaft in drum shaft upper surface of winch; Based Intelligent Control detecting box (1) is installed on the hoist house signal cashier's office in a shop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203520731U CN201611272U (en) | 2009-12-24 | 2009-12-24 | Radar type device for detecting coal-unloading quantity of hoisting skip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203520731U CN201611272U (en) | 2009-12-24 | 2009-12-24 | Radar type device for detecting coal-unloading quantity of hoisting skip |
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| CN201611272U true CN201611272U (en) | 2010-10-20 |
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| CN2009203520731U Expired - Fee Related CN201611272U (en) | 2009-12-24 | 2009-12-24 | Radar type device for detecting coal-unloading quantity of hoisting skip |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101767738B (en) * | 2009-12-24 | 2012-05-30 | 枣庄矿业（集团）有限责任公司蒋庄煤矿 | Device for detecting coal-discharging quantity of radar type lifting skip |
| CN114718637A (en) * | 2022-04-20 | 2022-07-08 | 安标国家矿用产品安全标志中心有限公司 | Intelligent skip |
-
2009
- 2009-12-24 CN CN2009203520731U patent/CN201611272U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101767738B (en) * | 2009-12-24 | 2012-05-30 | 枣庄矿业（集团）有限责任公司蒋庄煤矿 | Device for detecting coal-discharging quantity of radar type lifting skip |
| CN114718637A (en) * | 2022-04-20 | 2022-07-08 | 安标国家矿用产品安全标志中心有限公司 | Intelligent skip |
| CN114718637B (en) * | 2022-04-20 | 2023-09-26 | 安标国家矿用产品安全标志中心有限公司 | Intelligent skip |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101020 Termination date: 20101224 |