CN207301362U - Metal detection device and ore transportation equipment - Google Patents

Metal detection device and ore transportation equipment Download PDF

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Publication number
CN207301362U
CN207301362U CN201721248459.9U CN201721248459U CN207301362U CN 207301362 U CN207301362 U CN 207301362U CN 201721248459 U CN201721248459 U CN 201721248459U CN 207301362 U CN207301362 U CN 207301362U
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China
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metal detection
switch
conveyer belt
metal
inductance approach
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CN201721248459.9U
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王庆德
陈贵民
李旭光
栾礼香
王小生
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Hainan Shanjin Mining Co Ltd
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Individual
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Abstract

The utility model provides a kind of metal detection device and Ore Transportation equipment, belongs to Crushing equipment iron removal technology field.Wherein, the metal detection that metal detection device includes being used to be installed on below conveyer belt is switched with sense formula is close, the control element with this close to switch connection, and is DC power supply of the close switch power supply.The metal detection device and Ore Transportation equipment that the utility model embodiment provides, it is small, it may be mounted in the space of relatively narrower;Low to work-yard electromagnetic environment requirements, application prospect is extensive;The ability of metal detection inductance type close to inductive switching metal material is moderate, is not necessarily to remove metallics for some biscuit metals or iron wire etc., will not make a response, shut down cleaning, shorten iron removaling processing time, substantially increase the efficiency of Crushing equipment;And for the larger weak ferromagnetism metallics of volume, then it can sense and stop the operation of conveyer belt, staff is cleared up metallics, reduce leakage and pick phenomenon.

Description

Metal detection device and Ore Transportation equipment
Technical field
Crushing equipment iron removal technology field is the utility model is related to, in particular to a kind of metal detection device and ore deposit Stone transporting equipment.
Background technology
Since ore is being exploited and is often being mingled with part metals material in transportational process, in muck processing procedure In, crushing plant can be damaged because of the metallics being mingled with ore raw materials often, cause equipment breakdown and directly result in halt production. To prevent such accident from occurring, it is necessary to install deironing apparatus in raw material travelling belt system.The functional reliability of deironing apparatus And stability, directly influence the stable operation of Crushing equipment.
Existing deironing apparatus mainly has two classes, and electromagnet is directly suspended on the upper of conveyer belt by first kind deironing apparatus Side, when ore raw materials below the electromagnet by when, electromagnet removes the metallic iron thing in ore raw materials by way of absorption Matter.This iron removaling mode can not thoroughly remove the ferromagnetic material in ore raw materials, can only remove the iron of electromagnet adsorption Magnetisable material.When being mixed into weak ferromagnetism metal in material, electromagnet can not be removed, it may occur that leakage picks.
Second class deironing apparatus mainly includes metal detector, electric magnetic iron remover and controller.Electric magnetic iron remover is according to gold The detection information for belonging to survey meter implements iron removaling operation.If metal detector, which is detected in the ore raw materials of input, contains ferromagnetism Material, will send signal automatically, and control system implements automatic iron removing.On the one hand, the metal detector sense of this kind of deironing apparatus Answer metal material excessively sensitive, the metallics for being not necessarily to remove for some biscuit metals or iron wire etc., can also make clear Except processing, therefore the work efficiency of its Crushing equipment can be largely effected on.On the other hand, the kind equipment is to fabricating yard environmental requirement It is higher, it is desirable to apart from least more than 10 meters of electromagnetic field, otherwise will be unable to work normally, meanwhile, the volume of the kind equipment is big, because This, it is difficult to device configuration is compact, remaining space is smaller and makes often in being installed on the Crushing equipment in complicated magnetic field environment With.
Utility model content
For above-mentioned problems of the prior art, the utility model provides a kind of metal detection device and ore fortune Transfer device, have it is small, it is low to work-yard electromagnetic environment requirements, and the advantages that weak ferromagnetism metallics can be removed.
In a first aspect, the utility model embodiment provides a kind of metal detection device, applied in Crushing equipment, the dress Put including for the close switch of sense formula of the metal detection below conveyer belt, being approached with the metal detection with inductance type Switch the control element of connection, and the DC power supply for metal detection inductance approach switch power supply;
The control element is used to be connected with the drive circuit of the conveyer belt, when the metal detection is approached with inductance type When switch detects metallics, the drive circuit of the conveyer belt is disconnected.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect, its In, the control element is microprocessor.
The possible embodiment of with reference to first aspect the first, the utility model embodiment provide the of first aspect Two kinds of possible embodiments, wherein, described device includes multiple metal detection inductance approach switches in parallel, Duo Gesuo Input pin of the output terminal of metal detection inductance approach switch with the microprocessor is stated to be connected.
With reference to first aspect, the utility model embodiment provides the third possible embodiment of first aspect, its In, the control element switchs in order to control, and the controlling switch is connection with the contact-making switch in the drive circuit of the conveyer belt Dynamic switch.
The third possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect Four kinds of possible embodiments, wherein, described device includes multiple metal detection inductance approach switches in parallel, Mei Gesuo Metal detection is stated to be connected with inductance approach switch a controlling switch.
With reference to first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect, its In, the metal detection includes sequentially connected LC oscillating circuits, trigger circuit and amplifying circuit with inductance approach switch.
Second aspect, the utility model embodiment additionally provide a kind of Ore Transportation equipment, including conveyer belt, driving transport Drive circuit with operation and the above-mentioned metal detection device being connected with the drive circuit.
With reference to second aspect, the utility model embodiment provides the first possible embodiment of second aspect, its In, the drive circuit includes the contact-making switch, electrothermal relay and driving motor being connected in series;The driving motor is used to drive Conveyer belt is run, and the control element of the metal detection device is connected with the contact-making switch.
With reference to second aspect, the utility model embodiment provides second of possible embodiment of second aspect, its In, the metal detection device includes three metal detection inductance approach switches, and three metal detections are approached with inductance type Switch, which is triangularly arranged, is arranged at the lower section of the conveyer belt.
With reference to second aspect, the utility model embodiment provides the third possible embodiment of second aspect, its In, the metal detection device includes three metal detection inductance approach switches, and three metal detections are approached with inductance type Switch is arranged in the lower section of the conveyer belt along the width of conveyor.
The utility model embodiment brings following beneficial effect:
The utility model embodiment provide metal detection device and Ore Transportation equipment, it is small, may be mounted at compared with In narrow space;Low to work-yard electromagnetic environment requirements, application prospect is extensive;Metal detection inductance approach switch sense Answer the ability of metal material moderate, be not necessarily to remove metallics for some biscuit metals or iron wire etc., will not make anti- Should, cleaning is shut down, iron removaling processing time is shortened, substantially increases the efficiency of Crushing equipment;And for the larger weak iron of volume Magnetic metal material, then can sense and stop the operation of conveyer belt, staff is cleared up metallics, reduce leakage and pick existing As.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are illustrating Specifically noted structure is realized and obtained in book, claims and attached drawing.
To enable the above-mentioned purpose of the utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and Attached drawing appended by cooperation, is described in detail below.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other attached drawings can also be obtained according to these attached drawings.
The circuit diagram for the metal detection device that Fig. 1 is provided by one embodiment of the utility model;
The circuit diagram for the metal detection device that Fig. 2 is provided by another embodiment of the utility model;
The circuit diagram of the conveyer belt drive circuit for the Ore Transportation equipment that Fig. 3 is provided by one embodiment of the utility model;
The metal detection inductance approach switch for the Ore Transportation equipment that Fig. 4 is provided by one embodiment of the utility model Schematic view of the mounting position.
Icon:1- metal detection inductance approach switches;2- control elements;3- DC power supplies;4- buttons;5- driving electricity Machine;6- conveyer belts.
Embodiment
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below in conjunction with attached drawing to this The technical solution of utility model is clearly and completely described, it is clear that described embodiment is that the utility model part is real Example is applied, instead of all the embodiments.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can To arrange and design with a variety of configurations.Therefore, below to the embodiment of the utility model that provides in the accompanying drawings Detailed description is not intended to limit claimed the scope of the utility model, but is merely representative of the selected reality of the utility model Apply example.Based on the embodiment in the utility model, those of ordinary skill in the art institute without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.
Since in existing two classes deironing apparatus, first kind deironing apparatus can not thoroughly remove the ferromagnetism in ore raw materials Material, can only remove the ferromagnetic material of electromagnet adsorption.When being mixed into weak ferromagnetism metal in material, electromagnet can not It is removed, it may occur that leakage picks.The metal detector sensing metal material of second class deironing apparatus is excessively sensitive, small for some Block metal or iron wire etc. are not necessarily to the metallics removed, and can also make removing processing, therefore can largely effect on its muck and set Standby work efficiency.Meanwhile second class deironing apparatus it is higher to fabricating yard environmental requirement, it is desirable to apart from least 10 meters of electromagnetic field More than, otherwise will be unable to work normally, and the volume of the kind equipment is big, it is difficult to device configuration is compact, remaining space is smaller and Often in being installed and used on the Crushing equipment in complicated magnetic field environment.
For this reason, the utility model embodiment provides a kind of metal detection device and Ore Transportation equipment, it is right first below The metal detection device of the utility model describes in detail.
Embodiment one
A kind of metal detection device is present embodiments provided, applied in Crushing equipment.As depicted in figs. 1 and 2, the metal Detection device includes being used to be installed on the metal detection close switch 1 of sense formula below conveyer belt, with metal detection inductance type Close to the control element 2 of the connection of switch 1, and the DC power supply 3 powered for metal detection inductance approach switch 1.Transport Band is used to transport ore raw materials.Control element 2 is used to be connected with the drive circuit of conveyer belt.When metal detection is approached with inductance type When switch 1 detects metallics, control element 2 disconnects the drive circuit of conveyer belt, stops conveyer belt, to facilitate work people Member removes ferromagnetic material.
Wherein, metal detection includes sequentially connected LC oscillating circuits, trigger circuit and amplification with inductance approach switch 1 Circuit.When metal object is close to LC oscillating circuits, vortex is produced inside metal object.The vortex reacts on metal detection use Inductance approach switch, makes metal detection inductance type decay close to switch oscillating ability, and the parameter of internal circuit changes, Thus identify that whetheing there is metal object approaches, and then output switching signal.The switching signal of output is sent to control element, makes control Element 2 controls the drive circuit of conveyer belt to act at the same time.
Preferably, metal detection inductance approach switch 1 can use the close switch of FRT210E120NT overlength distances, This has that induction area is big, distance of reaction is remote close to switch, and reliable in action, performance are stablized, and frequency response is fast, application life Long, strong antijamming capability etc. simultaneously has the characteristics that waterproof, shockproof, corrosion-resistant.
Control element 2 is a kind of IC chip specifically for that can be microprocessor, has the processing of signal Ability.When receiving the signal for detecting metallics that metal detection inductance approach switch 1 is sent, pass through hardware Integrated logic circuit sends the contact-making switch or relay in cut-off signal to conveyer belt drive circuit, it is disconnected conveyer belt Drive circuit, so that conveyer belt is shut down.
Microprocessor can be general processor, including central processing unit (Central Processing Unit, letter Claim CPU), network processing unit (Network Processor, abbreviation NP) etc.;It can also be digital signal processor (Digital Signal Processing, abbreviation DSP), application-specific integrated circuit (Application Specific Integrated Circuit, abbreviation ASIC), ready-made programmable gate array (Field-Programmable Gate Array, abbreviation FPGA) or Person other programmable logic device, discrete gate or transistor logic, discrete hardware components etc..For example, control element 2 can To use 8 STC15W4K16S4 microprocessors.The main control chip is operated in 22.1184MHz dominant frequency, has 4096 word of large capacity The SRAM of section, 5.0V operating at voltages, internal highly reliable reset, 16 grades of reset threshold voltages are optional when ISP is programmed, and 4 roads are complete Independent high-speed asynchronous COM, hardware watchdog (WDT), has programming, debugging conveniently, low in energy consumption, disposal ability By force, the advantages of peripheral module is more, suitable for this detection device.
In another embodiment, control element 2 can also be controlling switch, in the drive circuit of controlling switch and conveyer belt Contact-making switch be linked switch.Detected when metal detection with inductance approach switch on conveyer belt there are during metallics, Control signal can be sent, controlling switch is disconnected the contact-making switch in the drive circuit of conveyer belt, so that conveyer belt is shut down.
DC power supply 3 can be accumulator cell assembly or alterating and direct current pressure converter, can be by the alternating current of 220V The direct current of 24V is converted to, is powered for metal detection with inductance approach switch.
It is different in view of the width of conveyer belt, for wider conveyer belt, a metal detection inductance approach switch The width range of conveyer belt can not be covered, therefore, which can set multiple metal detections to be approached with inductance type Switch 1.As shown in Fig. 2, multiple metal detections are in parallel with inductance approach switch 1.It is more when control element 2 is microprocessor The output terminal of a metal detection inductance approach switch is connected with the input pin of microprocessor.When control element 2 is control During system switch, each metal detection is connected a controlling switch with inductance approach switch, i.e., each metal detection inductance The output terminal of formula close to switch is respectively connected with a controlling switch.
Metal detection device provided in this embodiment, it is small, it may be mounted in the space of relatively narrower;To work-yard Electromagnetic environment requirements are low, and application prospect is extensive;The ability of metal detection inductance type close to inductive switching metal material is moderate, right It is not necessarily to remove metallics in some biscuit metals or iron wire etc., will not makes a response, shut down cleaning, shorten at iron removaling The time is managed, substantially increases the efficiency of Crushing equipment;And for the larger weak ferromagnetism metallics of volume, then it can sense And stop the operation of conveyer belt, staff is cleared up metallics, reduce leakage and pick phenomenon.
Embodiment two
A kind of Ore Transportation equipment is present embodiments provided, as shown in Figure 3 and Figure 4, which includes transport Band 6, driving conveyer belt 6 drive circuit run and the metal detection device being connected with drive circuit.Conveyer belt 6 is used to transport ore deposit Stone raw material.
As shown in figure 3, the drive circuit of conveyer belt 6 includes contact-making switch KM, electrothermal relay FR and the driving being connected in series Motor 5, driving motor 5 are used to drive conveyer belt to run.The drive circuit is powered by mains supply or industrial power.Metal detection The control element of device is connected with contact-making switch KM.
Specifically, metal detection device is installed on below conveyer belt, including the metal detection close switch of sense formula, with gold Belong to the control element that detection is connected with inductance approach switch, and the direct current for the power supply of metal detection inductance approach switch Power supply.Control element is used to link with the contact-making switch KM in the drive circuit of conveyer belt.When metal detection is approached with inductance type When switch detects metallics, control element disconnects the drive circuit of conveyer belt, stops conveyer belt, to facilitate staff Remove ferromagnetic material.
Metal detection inductance approach switch can use FRT210E120NT overlength distances to approach switch, this approaches and opens Closing has that induction area is big, distance of reaction is remote, and reliable in action, performance are stablized, and frequency response is fast, application life length, anti-interference Ability waits by force and has the characteristics that waterproof, is shockproof, corrosion-resistant.
Preferably, control element switchs in order to control, and the contact-making switch in the drive circuit of controlling switch and conveyer belt is connection Dynamic switch.Detected when metal detection with inductance approach switch on conveyer belt there are during metallics, control signal can be sent, Controlling switch is set to disconnect the contact-making switch in the drive circuit of conveyer belt, so that conveyer belt is shut down.
Button 4 is additionally provided with outside contact-making switch KM, after staff removes the metallics on conveyer belt, is pressed Button 4, contact-making switch KM closures, conveyer belt resume operation.
It is different in view of the width of conveyer belt, for wider conveyer belt, a metal detection inductance approach switch The width range of conveyer belt can not be covered, therefore, can set multiple metal detection inductance types are close to open below conveyer belt Close.Multiple metal detection inductance types connect close to switch in parallel, the output terminal of each metal detection inductance approach switch It is connected to a controlling switch.
For example, the width of the broken preceding conveyer belt of Ore Transportation equipment is more than 800 millimeters, the angle of inclination of conveyer belt compared with Greatly, it is 18 °, haul distance is only 13 meters, and conveyer belt corridor is vacantly high, is a vibrating feeder below conveyer belt corridor, equipment is matched somebody with somebody Put compact, belt widths are wider, for this reason, three metal detection inductance approach switches can be set below conveyer belt. Three metal detections are triangularly arranged with inductance approach switch is arranged at the lower section of the conveyer belt.So arrangement can be most The width for covering whole conveyer belt of limits, three close switches and the normal work that do not influence each other.So that it is guaranteed that to ore When those weak ferromagnetism metals are mixed into raw material, belt-conveying can be stopped in time and manually detected, leakage will not be occurred by, which ensuring that, picks Phenomenon.
It is understood that in other embodiments, width of three metal detection inductance approach switches along conveyor Degree direction is arranged in the lower section of the conveyer belt.
Ore Transportation equipment provided in this embodiment, efficiently solves that traditional deironing apparatus reliable operation degree is low, failure Shut down frequently, the accident treatment time is long, it is inconvenient to safeguard, it is difficult to detect the various technologies such as weak magnetic metallics (such as teeth) Topic, realizes the stable operation for ore deposit feeding system, reduces the spare parts consumptions such as motor and equipment failure rate, also pressed for high stable When feeding create good condition, achieve considerable economic benefit, there is great dissemination.
The metal detection device and Ore Transportation equipment that the utility model embodiment provides have identical technical characteristic, institute Can also solve identical technical problem, reach identical technique effect.
In addition, in the description of the utility model embodiment, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected Connect;Can mechanically connect or be electrically connected;It can be directly connected, can also be indirectly connected by intermediary, can To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition Concrete meaning in the utility model.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
Finally it should be noted that:Embodiment described above, is only specific embodiment of the present utility model, to illustrate this The technical solution of utility model, rather than its limitations, the scope of protection of the utility model is not limited thereto, although with reference to foregoing The utility model is described in detail in embodiment, it will be understood by those of ordinary skill in the art that:It is any to be familiar with this skill For the technical staff in art field in the technical scope that the utility model discloses, it still can be to the skill described in previous embodiment Art scheme is modified or can readily occur in change, or carries out equivalent substitution to which part technical characteristic;And these modifications, Change is replaced, and the essence of appropriate technical solution is departed from the spirit and model of the utility model embodiment technical solution Enclose, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model described should be wanted with right Subject to the protection domain asked.

Claims (10)

1. a kind of metal detection device, applied in Crushing equipment, it is characterised in that the device includes being used to be installed on conveyer belt The metal detection of lower section is with the close switch of sense formula, the control element being connected with the metal detection with inductance approach switch, with And the DC power supply for metal detection inductance approach switch power supply;
The control element is used to be connected with the drive circuit of the conveyer belt, when the metal detection inductance approach switch When detecting metallics, the drive circuit of the conveyer belt is disconnected.
2. device according to claim 1, it is characterised in that the control element is microprocessor.
3. the apparatus of claim 2, it is characterised in that described device includes multiple metal detection inductance in parallel Formula is close to switch, the input pin of the output terminals of multiple metal detection inductance approach switches with the microprocessor Connection.
4. device according to claim 1, it is characterised in that the control element switchs in order to control, the controlling switch It is linked switch with the contact-making switch in the drive circuit of the conveyer belt.
5. device according to claim 4, it is characterised in that described device includes multiple metal detection inductance in parallel Formula close to switch, with inductance approach switch connected a controlling switch by each metal detection.
6. device according to claim 1, it is characterised in that the metal detection is included successively with inductance approach switch LC oscillating circuits, trigger circuit and the amplifying circuit of connection.
A kind of 7. Ore Transportation equipment, it is characterised in that including conveyer belt, the drive circuit of driving conveyer belt operation and with it is described Claim 1~6 any one of them metal detection device of drive circuit connection.
8. equipment according to claim 7, it is characterised in that the drive circuit include be connected in series contact-making switch, Electrothermal relay and driving motor;The driving motor is used to drive conveyer belt to run, the control element of the metal detection device It is connected with the contact-making switch.
9. equipment according to claim 7, it is characterised in that the metal detection device includes three metal detection electricity consumptions For sense formula close to switch, three metal detections are triangularly arranged with inductance approach switch is arranged at the lower section of the conveyer belt.
10. equipment according to claim 7, it is characterised in that the metal detection device includes three metal detections and uses Inductance approach switch, three metal detections are arranged in the conveyer belt with the width of inductance approach switch along conveyor Lower section.
CN201721248459.9U 2017-09-27 2017-09-27 Metal detection device and ore transportation equipment Active CN207301362U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111025406A (en) * 2019-12-19 2020-04-17 福建恒安集团有限公司 Toilet paper raw material pulp package metal detection system
CN113238287A (en) * 2021-05-20 2021-08-10 苏州星贝尔中空成型设备有限公司 Metal detection system of hollow forming machine flash material recycling and conveying system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111025406A (en) * 2019-12-19 2020-04-17 福建恒安集团有限公司 Toilet paper raw material pulp package metal detection system
CN111025406B (en) * 2019-12-19 2022-03-25 福建恒安集团有限公司 Toilet paper raw material pulp package metal detection system
CN113238287A (en) * 2021-05-20 2021-08-10 苏州星贝尔中空成型设备有限公司 Metal detection system of hollow forming machine flash material recycling and conveying system

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Effective date of registration: 20181207

Address after: 570100 Room 701, Geological and Mineral Building, 88 Nansha Road, Haikou City, Hainan Province

Patentee after: Hainan Shanjin Mining Co., Ltd.

Address before: 264500 Unit 2, Unit 4, Building 3, Guandi District, Rushan City, Shandong Province

Co-patentee before: Chen Guimin

Patentee before: Wang Qingde

Co-patentee before: Li Xuguang

Co-patentee before: Luan Lixiang

Co-patentee before: Wang Xiaosheng