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CN103433136B - A kind of device of belt tramp iron separator drive motors anti-lock - Google Patents

A kind of device of belt tramp iron separator drive motors anti-lock Download PDF

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Publication number
CN103433136B
CN103433136B CN201310397756.XA CN201310397756A CN103433136B CN 103433136 B CN103433136 B CN 103433136B CN 201310397756 A CN201310397756 A CN 201310397756A CN 103433136 B CN103433136 B CN 103433136B
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CN
China
Prior art keywords
revolution counter
drive motors
proximity switch
fixed head
tramp iron
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201310397756.XA
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Chinese (zh)
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CN103433136A (en
Inventor
张承臣
张昆
赵威
刘艳华
李阳阳
王玉珠
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Longi Magnet Co Ltd
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Longi Magnet Co Ltd
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Publication date
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Priority to CN201310397756.XA priority Critical patent/CN103433136B/en
Publication of CN103433136A publication Critical patent/CN103433136A/en
Application granted granted Critical
Publication of CN103433136B publication Critical patent/CN103433136B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses a kind of device of belt tramp iron separator drive motors anti-lock, it comprises sensor block (6), proximity switch (1), connecting plate (3), first fixed head (2), second fixed head (4), set bolt (5), revolution counter (ZS), it is characterized in that, the driving drum end plate (11) of belt tramp iron separator welds sensor block (6), corresponding crossbeam (9) welding edges fixed head, by set bolt (5) by the first fixed head (2), second fixed head (4) and connecting plate (3) are fixed together, proximity switch (1) is arranged on connecting plate (3) simultaneously, on switch board panel, revolution counter (ZS) is set to be connected with proximity switch (1) by 3 core electric wires, driving drum (12) switching value within the unit interval is measured by proximity switch (1).The present invention thoroughly solves super large or overweight ironware is adsorbed on the magnetic pole of belt tramp iron separator, and drive motors will the locking problem of then burning.

Description

A kind of device of belt tramp iron separator drive motors anti-lock
Technical field
The present invention relates to magnetic separation technology field.Be specifically related to a kind of device of belt tramp iron separator drive motors anti-lock, the device of this belt tramp iron separator drive motors anti-lock is specially deironing and selects ironware accessory.
Background technology
Belt tramp iron separator is a kind of magnetic iron-removal device for removing assorted iron in bulk or granular material, in order to ensure the normal work of the plant equipment such as disintegrating machine, grinder safety in induction system, also can significantly improve raw material grade.Tramp iron separator is widely used in metallurgy, mine, coal preparation plant, power plant, pottery, glass, cement, building materials, chemical industry, food and feeds processing industry.Belt select ironware be a kind ofly select iron for slag, iron is selected in direct-reduction ironworks, iron is selected in slag stewing workshop, foundry selects the various metallurgical slags such as iron to select the magnetic force of iron to select iron device.Belt tramp iron separator is in actual field application, and under the Part load that there is super large, overweight ironware, these ironwares are adsorbed onto after on magnetic pole, and belt can be clamped between ironware and magnetic pole and cannot be rotated further, and at this moment drive motors will burn then in locking.Invisiblely again in for the process of equipment replacement motor add manpower and material resources cost stopping.
Summary of the invention
In order to solve the problem, the present inventor, through long term test and research, proposes a kind of device of belt tramp iron separator drive motors anti-lock, and this device is used for preventing drive motors locking under being applicable to exist the operating mode of super large, overweight ironware.
According to technical scheme of the present invention, a kind of device of belt tramp iron separator drive motors anti-lock, comprise sensor block 6, proximity switch 1, connecting plate 3, first fixed head 2, second fixed head 4, set bolt 5, revolution counter ZS, wherein on the driving drum end plate 11 of belt tramp iron separator, weld sensor block 6, with the corresponding crossbeam 9 welding edges fixed head of sensor block 6, by set bolt 5 by the first fixed head 2, second fixed head 4 and connecting plate 3 are fixed together, proximity switch 1 is arranged on connecting plate 3 simultaneously, on switch board panel, revolution counter ZS is set to be connected with proximity switch 1 by 3 core electric wires, the switching value of driving drum 12 within the unit interval is measured by proximity switch 1.
Wherein, revolution counter ZS is connected with proximity switch 1 by 3 core electric wires, and revolution counter ZS shows the rotating speed of driving drum 12.
Preferably, when the setting speed of driving drum 12 rotating speed lower than revolution counter ZS, the disconnection of revolution counter ZS normally closed point makes to connect the power-off of drive motors 14 contactor, and the buzzer siren YB simultaneously on switch board panel reports to the police.
Further, 3 core electric wires are the electric wire of 1 square millimeter, single core.
The present invention have rational in infrastructure compact, structure is simple and clear, the feature such as reasonable in design, have employed such scheme and thoroughly solves super large or overweight ironware is adsorbed on the magnetic pole of belt tramp iron separator, drive motors will the locking problem of then burning.Decrease and change the parking impact that brings of motor and economic loss.
Accompanying drawing explanation
Fig. 1 is structure first schematic diagram of the present invention;
Fig. 2 is structure second schematic diagram of the present invention;
Fig. 3 is using state figure of the present invention;
Fig. 4 is major loop electrical schematic diagram of the present invention.
Fig. 5 is control loop electrical schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In accompanying drawing 5, HL1, HL2 are indicator lamp, and YB is buzzer, and ZS is rotating speed digital display meter, and SQ is proximity switch.
The main design idea of employing of the present invention is: on the driving drum end plate of belt tramp iron separator, weld sensor block, corresponding beam-end places a proximity switch, and proximity switch accesses to switch board medium speed table switching value contact 17,19,21 by the electric wire of 1 square millimeter, 3 core.Revolution counter is placed on switch board panel, and revolution counter selects model to be FA8-RB10H, supply voltage 220VAC, indication range 0 ~ 9999, response speed 1S(second).The presetting fixing revolution value of revolution counter.The revolution of driving drum can be measured by sensor block, proximity switch, revolution counter and show.When the tachometer value of revolution counter is lower than setting value, revolution counter makes the power-off of drive motors contactor to auxiliary reclay output signal.
Above-mentioned design philosophy be combined with concrete circuit, the technical scheme obtained is: the present invention includes sensor block 6, proximity switch 1, connecting plate 3, first fixed head 2, second fixed head 4, set bolt 5, revolution counter ZS.The driving drum end plate 11 of belt tramp iron separator welds sensor block 6, and corresponding crossbeam 9 welding edges fixed head, is fixed together the first fixed head 2, second fixed head 4 and connecting plate 3 by set bolt 5, is arranged on connecting plate 3 by proximity switch 1 simultaneously.Place revolution counter ZS in switch board to be also connected with proximity switch 1, the presetting fixing revolution value of revolution counter ZS.The revolution of driving drum 12 can be measured by sensor block 6, proximity switch 1, revolution counter ZS and show.When super large or overweight ironware are adsorbed on magnetic pole 13, the rotating speed of belt 10 sharply reduces and maybe cannot rotate, simultaneously the rotating speed of driving drum 12 also sharply reduces and maybe cannot rotate, the tachometer value of revolution counter ZS is lower than setting value, the normally closed disconnection of revolution counter ZS, make the power-off of drive motors 14 contactor, and then drive motors power-off, buzzer siren YB reports to the police.
In the inventive solutions, sensor block 6, proximity switch 1, connecting plate 3, first fixed head 2, second fixed head 4, set bolt 5, be arranged on the end of belt tramp iron separator crossbeam 9 and corresponding with driving drum 12, revolution counter ZS is arranged on its switch board panel.
Circuit loop of the present invention comprises major loop and control loop, and the normally opened contact of major loop L1, L2, L3 three-phase alternating current 380V respectively through circuit breaker Q F2 A.C. contactor KM1 after circuit breaker Q F1 connects belt motor, again through circuit breaker Q F3 A.C. contactor KM2 normally opened contact and commutation system connecting coil.Control loop is by three-phase alternating current 380V connection control transformer TC1, transformer model is BK-300VA380V/220V, and transformer TC1 exports that alternating current 220V connects that digital display revolution counter is often opened respectively, normally-closed contact, KM1, KM2 normally opened contact, KM1, KM2 coil, buzzer siren and indicator lamp HL1, HL2.
In control loop, conventional push button SB4, SB3 control startup, the stopping of belt motor respectively; Button press SB4, KM1 coil obtains electric, and KM1 normally opened contact closes, the self-insurance of KM1 coil, and meanwhile indicator lamp HL1 is bright; Button SB1, SB2 control startup, the stopping of magnet exciting coil KM2 respectively, press SB1, and KM2 normally opened contact is closed, coil obtains electric, and indicator lamp HL2 is bright; TC1 exports 220V alternating current and connects digital display revolution counter ZS, then connects proximity switch SQ by revolution counter.Sensed the rotating speed of belt by proximity switch SQ, rotating speed digital display meter Received signal strength and show belt running the number of turns.
When belt does not operate, KM1 normally opened contact disconnects, indicator lamp HL1 extinguishes, now rotating speed digital display meter ZS normally-closed contact disconnects, revolution counter stops counting, and revolution counter normally opened contact closes, and buzzer siren YB reports to the police, alarm model AD16-22SM/23-AC.DC24V, is characterized in sounding and adjoint blinking light.
The present invention thoroughly solves super large or overweight ironware is adsorbed on the magnetic pole of belt tramp iron separator, and drive motors will the locking problem of then burning.Decrease and change the parking impact that brings of motor and economic loss.Structure of the present invention is simple, reasonable in design, has good defencive function to drive motors, has replenished the blank of such device, is worth applying widely.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (5)

1. the device of a belt tramp iron separator drive motors anti-lock, comprise sensor block (6), proximity switch (1), connecting plate (3), first fixed head (2), second fixed head (4), set bolt (5), revolution counter (ZS), it is characterized in that, the driving drum end plate (11) of belt tramp iron separator welds sensor block (6), corresponding crossbeam (9) welding edges fixed head, by set bolt (5) by the first fixed head (2), second fixed head (4) and connecting plate (3) are fixed together, proximity switch (1) is arranged on connecting plate (3) simultaneously, on switch board panel, revolution counter (ZS) is set to be connected with proximity switch (1) by 3 core electric wires, driving drum (12) switching value within the unit interval is measured by proximity switch (1),
In control loop, conventional push button SB4, SB3 control startup, the stopping of belt motor respectively; Button press SB4, KM1 coil obtains electric, and KM1 normally opened contact closes, the self-insurance of KM1 coil, and meanwhile indicator lamp HL1 is bright; Button SB1, SB2 control startup, the stopping of magnet exciting coil KM2 respectively, press SB1, and KM2 normally opened contact is closed, coil obtains electric, and indicator lamp HL2 is bright; TC1 exports 220V alternating current and connects digital display revolution counter ZS, then connects proximity switch SQ by revolution counter.
2. the device of belt tramp iron separator drive motors anti-lock according to claim 1, it is characterized in that, revolution counter (ZS) is connected with proximity switch (1) by 3 core electric wires, and revolution counter (ZS) shows the rotating speed of driving drum (12).
3. the device of belt tramp iron separator drive motors anti-lock according to claim 1, it is characterized in that, when the setting speed of driving drum (12) rotating speed lower than revolution counter (ZS), the disconnection of revolution counter (ZS) normally closed point makes to connect drive motors (14) contactor power-off, and the buzzer siren (YB) simultaneously on switch board panel is reported to the police.
4. the device of belt tramp iron separator drive motors anti-lock according to claim 1, is characterized in that, 3 core electric wires are the electric wire of 1 square millimeter, single core.
5. the device of belt tramp iron separator drive motors anti-lock according to claim 1, it is characterized in that, the normally opened contact of major loop L1, L2, L3 three-phase alternating current 380V respectively through circuit breaker Q F2 A.C. contactor KM1 after circuit breaker Q F1 connects belt motor, again through circuit breaker Q F3 A.C. contactor KM2 normally opened contact and commutation system connecting coil.
CN201310397756.XA 2013-09-03 2013-09-03 A kind of device of belt tramp iron separator drive motors anti-lock Expired - Fee Related CN103433136B (en)

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Application Number Priority Date Filing Date Title
CN201310397756.XA CN103433136B (en) 2013-09-03 2013-09-03 A kind of device of belt tramp iron separator drive motors anti-lock

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CN103433136B true CN103433136B (en) 2015-08-19

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845375A (en) * 1973-11-09 1974-10-29 Mclaughlin Ward & Co Electronic rotational sensor
US3946295A (en) * 1974-10-29 1976-03-23 Lowrance Electronics, Inc. Sonar flasher speed control
US4034275A (en) * 1975-12-29 1977-07-05 Karl Mangel Optical control system for elevators
CN201860093U (en) * 2010-11-14 2011-06-08 龙口矿业集团有限公司 Overload early warning protecting device for conveying belt motor of conveyer
CN202602254U (en) * 2012-06-26 2012-12-12 余深寿 Overload protection device for stone cutting machine
CN203056552U (en) * 2012-12-25 2013-07-10 青岛松灵电力环保设备有限公司 Overload and lock-rotor protection device for slag cooler

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3845375A (en) * 1973-11-09 1974-10-29 Mclaughlin Ward & Co Electronic rotational sensor
US3946295A (en) * 1974-10-29 1976-03-23 Lowrance Electronics, Inc. Sonar flasher speed control
US4034275A (en) * 1975-12-29 1977-07-05 Karl Mangel Optical control system for elevators
CN201860093U (en) * 2010-11-14 2011-06-08 龙口矿业集团有限公司 Overload early warning protecting device for conveying belt motor of conveyer
CN202602254U (en) * 2012-06-26 2012-12-12 余深寿 Overload protection device for stone cutting machine
CN203056552U (en) * 2012-12-25 2013-07-10 青岛松灵电力环保设备有限公司 Overload and lock-rotor protection device for slag cooler

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