CN204694262U - A kind of abrading-ball sensor for monitoring ball grinder interior medium motion state - Google Patents
A kind of abrading-ball sensor for monitoring ball grinder interior medium motion state Download PDFInfo
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- CN204694262U CN204694262U CN201520149725.7U CN201520149725U CN204694262U CN 204694262 U CN204694262 U CN 204694262U CN 201520149725 U CN201520149725 U CN 201520149725U CN 204694262 U CN204694262 U CN 204694262U
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Abstract
The utility model relates to a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state, comprises an inertial sensor circuit board, a ball bearing body, a battery and a wireless charging receiver; Inertial sensor circuit board, battery and wireless charging receiver are placed on ball bearing body inside, and battery is used for powering for inertial sensor circuit board; Inertial sensor circuit board comprises one 6 axle inertial sensors, a temperature sensor, a wireless transport module, an embedded type CPU, a flash storage and a power management module; Wherein the data collected are sent to embedded type CPU by 6 axle inertial sensors and temperature sensor respectively, the data received are stored in flash storage by embedded type CPU, after data acquisition terminates, embedded type CPU reads the content in flash storage, and sends to host computer by wireless transport module in the mode of wireless transmission; Wireless charging receiver is wirelessly for battery charges; Ball bearing body comprises a spherical cap and a ball seat.
Description
Technical field
The utility model relates to inertial sensor technical field, particularly about a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state.
Background technology
Bowl mill is a kind of traditional milling equipment, by medium (abrading-ball) fragmentation to material to the impact of material and grinding realization.Cylindrical shell is when central shaft rotates, and abrading-ball, material, under the effect of centrifugal force and friction force, to rise certain height with barrel, then depart from and tumble or cast and decline movement.Compared with other grinding attachments, bowl mill has material wide adaptability, Operation and Maintenance is simple, reliability is high advantage, but also has the shortcoming that inefficiency, power consumption are large.Therefore, how to improve time in grinding production efficiency, reduction power consumption is most important.At present, owing to lacking the method to ball grinder interior monitoring, the time usually relying on empirical parameter to decide abrading-ball in actual job to supplement, the speed of supply mineral aggregate and change time etc. of lifting strip.Medium is as the carrier of energy, and its motion state decides the size of carrying energy, is the key factor affecting ball mill efficiency.In order to promote ball mill efficiency, should monitor and study ball grinder interior medium motion rule and obtaining best ore grinding parameter.
The method observation ball grinder interior medium motion state adopting camera video monitoring is there is in prior art.But because ball grinder interior is rather dark, especially in wet grinding, medium, abrasive body and cam lens very easily by pollutions such as steam, dust, mud, are difficult to observe; There is the way of the monitoring ball Real-Time Monitoring movement locus adopting gyroscope, accelerometer, magnetoresistive transducer in prior art, but in practical application, because ball mill barrel is generally that metal material makes, magnetoresistive transducer cannot work in canister.In addition, the method is difficult to read multiple spheroid data, so carry out the method Shortcomings of ball grinder interior medium monitoring at present simultaneously.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of measurement accurately, and can read the abrading-ball sensor for monitoring ball grinder interior medium motion state of a large amount of abrading-ball data simultaneously.
For achieving the above object, the utility model takes following technical scheme: a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state, is characterized in that: comprise an inertial sensor circuit board, ball bearing body one battery and a wireless charging receiver; The outside of described inertial sensor circuit board, battery and wireless charging receiver is sealed to integrally by parcel vibration-proof material and waterproof poly-bag and is placed on described ball bearing body inside, described battery is used for powering for described inertial sensor circuit board, and described wireless charging receiver is used for carrying out wireless charging for described battery; Described inertial sensor circuit board comprises one 6 axle inertial sensors, a temperature sensor, a wireless transport module, an embedded type CPU, a flash storage and a power management module; The ball grinder interior abrading-ball motion state data of collection are sent to described embedded type CPU by described 6 axle inertial sensors, and the work environment data that described temperature sensor gathers ball grinder interior is sent to described embedded type CPU; The work environment data of the ball grinder interior abrading-ball motion state data received and ball grinder interior is sent in described flash storage by described embedded type CPU; After data acquisition terminates, described embedded type CPU reads the content in described flash storage, and is sent to described host computer by described wireless transport module in the mode of wireless transmission; Described power management module is for monitoring the charging and discharging currents of described battery and described for calculating battery electric quantity being sent to described embedded type CPU, when the electricity that battery electric quantity sets lower than user, described embedded type CPU sends alerting signal by described wireless transport module to described host computer; The alerting signal that user sends according to described host computer is charged to described battery; Described ball bearing body comprises a spherical cap and a ball seat; Wherein, described ball seat center section is provided with one for placing the rectangular slot of described inertial sensor circuit board and battery, and described spherical cap and described ball seat are linked into an integrated entity by some nuts.
Described battery adopts chargeable lithium cell.
Described temperature sensor adopts SHT21 chip.
Described wireless transport module adopts BR-C46AR bluetooth module.
Described embedded type CPU adopts 16 super low-power consumption microprocessor MSP430F5528.
Described flash storage adopts the MX25L25635E serial Flash storage chip of 32MB.
Described wireless charging receiver adopts 5V wireless charging receiver TMx-66-2M7.
Described power management module adopts MAX17048G chip.
The utility model is owing to taking above technical scheme, it has the following advantages: 1, the utility model comprises wireless transport module and wireless charging receiver, employing wireless mode carries out data transmission and is battery charging, therefore, it is possible to allow a large amount of abrading-ball sensor simultaneously uploading data and charging, make experimenter's image data more convenient; Meanwhile, bowl mill working environment and the requirement of abrading-ball sensor package leakproofness is met.2, the utility model comprises temperature sensor and 6 axle inertial sensors, temperature sensor is for gathering the work environment data of ball grinder interior, 6 axle inertial sensors are for gathering ball grinder interior abrading-ball motion state data, host computer is comprehensively analyzed according to the ball grinder interior abrading-ball motion state data of the work environment data of temperature sensor collection and 6 axle inertial sensor collections thus improves the accuracy of analysis of host computer, reduces analytical error.The utility model can be widely used in ball grinder interior medium motion observation process.
Accompanying drawing explanation
Fig. 1 is inertial sensor circuit board high-level schematic functional block diagram;
Fig. 2 is the spherical cap structural representation of the utility model ball bearing body;
Fig. 3 is the ball socket structure schematic diagram of the utility model ball bearing body;
Fig. 4 is the vertical view of the utility model ball bearing body;
Fig. 5 is the A direction view of Fig. 4;
Fig. 6 is the encapsulation schematic diagram of the utility model inertial sensor circuit board, battery and wireless charging receiver.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in detail.
Abrading-ball sensor for monitoring ball grinder interior medium motion state of the present utility model, comprises inertial sensor circuit board 1, ball bearing body 2, battery and a wireless charging receiver; The outside of inertial sensor circuit board 1, battery and wireless charging receiver is sealed to integrally by parcel vibration-proof material and waterproof poly-bag and is placed on ball bearing body 2 inside, battery is used for powering for inertial sensor circuit board 1, and wireless charging receiver is used for carrying out wireless charging for battery.
As shown in Figure 1, inertial sensor circuit board 1 comprises one 6 axle inertial sensor 11, temperature sensor 12, wireless transport module 13, embedded type CPU 14, flash storage 15 and power management modules 16; The ball grinder interior abrading-ball motion state data of collection are sent to embedded type CPU 14 by 6 axle inertial sensors 11, the work environment data that temperature sensor 12 gathers ball grinder interior is sent to embedded type CPU 14, and the work environment data of the ball grinder interior abrading-ball motion state data received and ball grinder interior is sent in flash storage 15 by embedded type CPU 14; After data acquisition terminates, embedded type CPU 14 reads the content in flash storage 15, and sends to host computer by wireless transport module 13 in the mode of wireless transmission, carries out treatment and analysis by host computer to data; Power management module 16 is for monitoring the charging and discharging currents of battery and calculating battery electric quantity and be sent to embedded type CPU 14, (5% of total electricity is generally when the electricity that battery electric quantity sets lower than user, but be not limited thereto), embedded type CPU 14 sends alerting signal by wireless transport module 13 to host computer; The alerting signal that user sends according to described host computer is charged to described battery, concrete steps are: operation host computer user receive alerting signal after, be positioned over by abrading-ball sensor in the electromagnetic scope of wireless charging of outside wireless charging transmitter transmitting, then wireless charging receiver receives wireless charging electromagnetic wave is that battery charges.
6 axle inertial sensors 11 are existing device, comprise 3 axle acceleration sensors and 3 axis angular rate sensors; Wherein, 3 axle acceleration sensors combine the linear and amplitude of acceleration of gravity and the data in direction for gathering in three dimensions, 3 axis angular rate sensors are for gathering the angular velocity of rotation data of 3 axles, complicated shift action in accurate sensing free space, it is the necessary motion sensor of tracking objects motion direction and rotary motion, it need not by any external strength as gravity or magnetic field etc., can its function of performance of independence.
As shown in Figure 2-5, ball bearing body 2 comprises spherical cap 21 and a ball seat 22; Ball seat 22 center section is provided with one for placing the rectangular slot of inertial sensor circuit board 1 and battery, and spherical cap 21 and ball seat 22 are linked into an integrated entity by some nuts.
In a preferred embodiment, battery can adopt chargeable lithium cell.
As shown in Figure 2, in a preferred embodiment, spherical cap 21 is provided with four threaded holes for mounting nuts.
In a preferred embodiment, 6 axle inertial sensors 11 can adopt MPU-6500 chip.
In a preferred embodiment, temperature sensor 12 can adopt SHT21 chip.
In a preferred embodiment, wireless transport module 13 can adopt BR-C46AR bluetooth module, sets up wireless connections carry out communication for inertial sensor circuit board 1 and host computer.
In a preferred embodiment, embedded type CPU 14 can adopt 16 super low-power consumption microprocessor MSP430F5528, for controlling inertial sensor circuit board 1 operational scheme.
In a preferred embodiment, flash storage 15 can adopt the MX25L25635E serial Flash storage chip of 32MB, can provide the memory data output (200Hz sampling rate) of 2 hours.
In a preferred embodiment, wireless charging receiver can adopt TMx-66-2M7, for receiving wireless charging electromagnetic wave and converting 5V direct supply to, charges to battery.
In a preferred embodiment, power management module 16 can adopt MAX17048G chip, for the managing electric quantity of battery 3.
Abrading-ball sensor for monitoring ball grinder interior medium motion state of the present utility model, concrete use procedure is as follows:
Abrading-ball sensor can be subject to strong shock at work; in order to protect inertial sensor circuit board 1; first inertial sensor circuit board 1 and battery vibration-proof material (as expanded polyethylene foam) are packaged (as shown in Figure 6); be encapsulated in again have buffering waterproof action sealing bag in; finally the inertial sensor circuit board 1 of good seal and battery are put into the rectangular slot of the ball seat 22 of ball bearing body 2; after placing inertial sensor circuit board 1 and battery, by nut, the ball seat 22 of ball bearing body 2 and spherical cap 21 are linked together.Then, abrading-ball sensor is put into ball mill barrel together with common abrading-ball, abrading-ball sensor is followed common abrading-ball and is rotated together, 6 axle inertial sensors 11 gather abrading-ball motion state data in rotation process, temperature sensor 12 gathers the work environment data of ball grinder interior, the data collected are sent to embedded type CPU 14 by 6 axle inertial sensors 11 and temperature sensor 12 respectively, and the data received are stored in flash storage 15 by embedded type CPU 14.After 6 axle inertial sensors 11 and temperature sensor 12 image data terminate, embedded type CPU 14 reads the content in flash storage 15, and by wireless transport module 13, the data of collection are sent to host computer, host computer analyze data calculate abrading-ball shock number of times, impact strength, leave the time and height, judge the motion state of medium.
The various embodiments described above are only for illustration of the utility model; wherein the structure of each parts, connected mode and manufacture craft etc. all can change to some extent; every equivalents of carrying out on the basis of technical solutions of the utility model and improvement, all should not get rid of outside protection domain of the present utility model.
Claims (9)
1. for monitoring an abrading-ball sensor for ball grinder interior medium motion state, it is characterized in that: comprise an inertial sensor circuit board, ball bearing body one battery and a wireless charging receiver; The outside of described inertial sensor circuit board, battery and wireless charging receiver is sealed to integrally by parcel vibration-proof material and waterproof poly-bag and is placed on described ball bearing body inside, described battery is used for powering for described inertial sensor circuit board, and described wireless charging receiver is used for carrying out wireless charging for described battery;
Described inertial sensor circuit board comprises one 6 axle inertial sensors, a temperature sensor, a wireless transport module, an embedded type CPU, a flash storage and a power management module; The ball grinder interior abrading-ball motion state data of collection are sent to described embedded type CPU by described 6 axle inertial sensors, and the work environment data that described temperature sensor gathers ball grinder interior is sent to described embedded type CPU; The work environment data of the ball grinder interior abrading-ball motion state data received and ball grinder interior is sent in described flash storage by described embedded type CPU; After data acquisition terminates, described embedded type CPU reads the content in described flash storage, and is sent to described host computer by described wireless transport module in the mode of wireless transmission;
Described power management module is for monitoring the charging and discharging currents of described battery and described for calculating battery electric quantity being sent to described embedded type CPU, when the electricity that battery electric quantity sets lower than user, described embedded type CPU sends alerting signal by described wireless transport module to described host computer; The alerting signal that user sends according to described host computer is charged to described battery;
Described ball bearing body comprises a spherical cap and a ball seat; Wherein, described ball seat center section is provided with one for placing the rectangular slot of described inertial sensor circuit board and battery, and described spherical cap and described ball seat are linked into an integrated entity by some nuts.
2. a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state as claimed in claim 1, is characterized in that: described battery adopts chargeable lithium cell.
3. a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state as claimed in claim 1, is characterized in that: described temperature sensor adopts SHT21 chip.
4. a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state as claimed in claim 2, is characterized in that: described temperature sensor adopts SHT21 chip.
5. a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described wireless transport module adopts BR-C46AR bluetooth module.
6. a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described embedded type CPU adopts 16 super low-power consumption microprocessor MSP430F5528.
7. a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described flash storage adopts the MX25L25635E serial Flash storage chip of 32MB.
8. a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described wireless charging receiver adopts 5V wireless charging receiver TMx-66-2M7.
9. a kind of abrading-ball sensor for monitoring ball grinder interior medium motion state as claimed in claim 1 or 2 or 3 or 4, is characterized in that: described power management module adopts MAX17048G chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520149725.7U CN204694262U (en) | 2015-03-17 | 2015-03-17 | A kind of abrading-ball sensor for monitoring ball grinder interior medium motion state |
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| CN201520149725.7U CN204694262U (en) | 2015-03-17 | 2015-03-17 | A kind of abrading-ball sensor for monitoring ball grinder interior medium motion state |
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| CN204694262U true CN204694262U (en) | 2015-10-07 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764450A (en) * | 2015-03-17 | 2015-07-08 | 中国海洋石油总公司 | Grinding ball sensor used for monitoring internal medium motion status of ball milling machine |
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- 2015-03-17 CN CN201520149725.7U patent/CN204694262U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764450A (en) * | 2015-03-17 | 2015-07-08 | 中国海洋石油总公司 | Grinding ball sensor used for monitoring internal medium motion status of ball milling machine |
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Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: China Blue Chemical Ltd. Patentee after: China Offshore Oil Group Co., Ltd. Co-patentee after: China BlueChemical Corporation Co-patentee after: Instrument micro sense (Beijing) Technology Co., Ltd. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: China Blue Chemical Ltd. Patentee before: China National Offshore Oil Corporation Co-patentee before: China BlueChemical Corporation Co-patentee before: Instrument micro sense (Beijing) Technology Co., Ltd. |