CN101957230A - Method and system for detecting short mold of materials in sinter burdening - Google Patents

Method and system for detecting short mold of materials in sinter burdening Download PDF

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Publication number
CN101957230A
CN101957230A CN 201010276974 CN201010276974A CN101957230A CN 101957230 A CN101957230 A CN 101957230A CN 201010276974 CN201010276974 CN 201010276974 CN 201010276974 A CN201010276974 A CN 201010276974A CN 101957230 A CN101957230 A CN 101957230A
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CN
China
Prior art keywords
material
blanking
row
disk
belt conveyer
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CN 201010276974
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Chinese (zh)
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CN101957230B (en
Inventor
李宗平
孙英
王付其
周人
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中冶长天国际工程有限责任公司
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Publication of CN101957230A publication Critical patent/CN101957230A/en
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Publication of CN101957230B publication Critical patent/CN101957230B/en

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Abstract

The invention relates to a system for detecting the short mold of materials in sinter burdening, which is characterized in that a blanking disc is arranged below each feed trough, and the blanking disc and a blanking belt scale corresponding to the blanking disc constitute a blanking set; the blanking disc and the blanking belt scale are respectively provided with a detection device, the detection devices are connected with a control device, and the detection device is used for monitoring the operating states of the blanking discs and the blanking belt scales in real time and sending the detection signals to the control device; the control device comprises a blanking-set judgment unit and a material short-mold judgment unit, wherein the blanking-set judgment unit is used for judging whether the blanking disc and the blanking belt scale of each blanking set are both in the operating state according to the detection signals, if so, judging the blanking set is in the state of stopping; and the material short-mold judgment unit is used for obtaining the blanking sets corresponding to materials, if the blanking sets corresponding to a certain material are all in the state of stopping, judging the material is in the state of stop using. The invention also provides a method for detecting the short mold of materials in sinter burdening. The method and the system of the invention have the advantages of more scientific detection, and high detection efficiency and accuracy.

Description

The scarce material detection method of material material kind and scarce material detection system in the sintered material

Technical field

The present invention relates to field of iron and steel smelting, the scarce material detection method of material material kind and scarce material detection system in particularly a kind of sintered material.

Background technology

Referring to Fig. 1, be the sintered material system schematic, the hopper group comprises a plurality of hoppers 10, and each hopper 10 is equipped with a kind of material, and material comprises mixing ore deposit, lime stone, the material etc. of returning mine and mix.During work, each hopper 10 is dumped into various materials on the blanking disk 11 of below by a certain percentage, and each blanking disk all is provided with blanking belt conveyer scale 12 11 times, and the material that blanking disk 11 is transported is sent to proportioning belt 13.Blanking disk 11 and its corresponding blanking belt conveyer scale 12 are called the blanking row.The hopper 10 corresponding blanking row that have, the hopper 10 corresponding two or more blanking row that have.

Proportioning belt 13 is responsible for various materials are gathered, after also will mixing by twice mixer, form compound, again with compound cloth on the sintering pallet (not shown), igniting on sintering pallet, burning and roasting (not shown), mixture roasting is become sinter, after broken, cooling, screening, be transported to the storage of finished product ore storage bin.

In above-mentioned agglomeration for iron mine process, various materials all are to be combined into compound by certain proportioning, if certain material is not enough or can't blanking, will occur lacking material, cause each material proportion imbalance in the compound, directly influence compound sintering index.For example, if do not have fuel or fuel ratio low excessively in the compound, compound is sintering well, causes a large amount of waste products to produce; If do not have flux or flux ratio low excessively, finished product basicity can be low, and sinter all can become waste product.

Substantially only at the scarce material detection of certain hopper, relatively whether in allowed limits the gap between this hopper blanking setting value and the actual blanking value just thinks that this hopper lacks material if surpass in the present sintered material, and treatment measures are closed this blanking exactly and are listed as.But this method can't real-time rapidly detection be that scarce material situation has appearred in which kind of material of preparing burden, and carries out replenishing of related raw material to remind operating personnel timely, perhaps takes follow-up remedial measures.If occur to lack material, can remedy by the mode that fuel is joined in the increase of back outward such as fuel.

Summary of the invention

Purpose of the present invention provides the scarce material detection system of material material kind in a kind of sintered material, and this lacks the material detection system and detects accurately the efficient height.

The scarce material detection system of material material kind in a kind of sintered material of the present invention, comprise a plurality of hoppers, each hopper below is provided with the blanking disk, each blanking disk exit is respectively equipped with the blanking belt conveyer scale, blanking disk and corresponding blanking belt conveyer scale are called the blanking row, each blanking disk and each blanking belt conveyer scale are equipped with pick-up unit, described pick-up unit is connected with control device, described pick-up unit is monitored the running status of each blanking disk and blanking belt conveyer scale in real time, detection signal is sent to control device, control device comprises that blanking row judging unit and material lack the material judging unit: described blanking row judging unit, be used for judging according to detection signal whether the blanking disk and the blanking belt conveyer scale of each blanking row be all in running order, as not, judge that these blanking row are in halted state; Material lacks the material judging unit, is used to obtain the pairing blanking row of various materials, if the blanking of certain material correspondence row all are in halted state, judges that this material is in dead status.

Preferably, control device comprises that also material is provided with the unit, is used for when the material that loads in the hopper changes, and upgrades the blanking row of this material correspondence, and material and the blanking row corresponding relation that upgrades sent to described blanking row judging unit.

Preferably, control device also comprises the material proportion judging unit, is used for obtaining in real time each material proportion, proportioning is sent to described material greater than 0 name of material lack the material judging unit; Whether material lacks the proportioning of material that the material judgment unit judges is in dead status greater than 0, whether judges total comprehensive operational throughput simultaneously greater than 0, in this way, confirms that this material is in and lacks the material state.

The scarce material detection method of material material kind in a kind of sintered material of the present invention, comprise a plurality of hoppers, each hopper below is provided with the blanking disk, each blanking disk exit is respectively equipped with the blanking belt conveyer scale, blanking disk and corresponding blanking belt conveyer scale are called the blanking row, this method may further comprise the steps: judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state; Obtain the pairing blanking row of various materials,, judge that this material is in dead status, otherwise judge that this material does not lack material if the blanking of certain material correspondence row all are in halted state.

Preferably, this method also comprises: judge whether the material that each hopper loads changes, in this way, upgrade the blanking row of each material correspondence according to the new material that loads of each hopper.

Preferably, judge that this material is in after the scarce material state, this method also comprises: whether the proportioning of judging the material that is in dead status simultaneously judges total comprehensive operational throughput whether greater than 0 greater than 0, in this way, confirms that this material is in scarce material state.

Compared with prior art, the present invention has the following advantages:

The present invention realizes that by pick-up unit and control device the scarce material of material material kind detects in the sintered material, by real-time monitoring to each blanking row running status, whether detect each material supply normal, if each blanking approach of certain material all breaks down, show that this material does not enter into compound, occur lacking material, in time warn the user.With respect to manual detection, this lacks material detection system and can detect in real time because of hopper 10 does not have material, and the scarce material phenomenon that causes of the variety of issue that occurs because of equipment failure, detects more science, and detection efficiency and accuracy are very high.

Description of drawings

Fig. 1 is an agglomeration for iron mine feed proportioning system synoptic diagram;

The scarce material detection system first embodiment synoptic diagram of material material kind in Fig. 2 sintered material of the present invention;

The scarce material detection system second embodiment synoptic diagram of material material kind in Fig. 3 sintered material of the present invention;

Scarce material detection system the 3rd embodiment synoptic diagram of material material kind in Fig. 4 sintered material of the present invention;

The scarce material detection method first embodiment process flow diagram of material material kind in Fig. 5 sintered material of the present invention;

The scarce material detection method second embodiment process flow diagram of material material kind in Fig. 6 sintered material of the present invention;

Scarce material detection method the 3rd embodiment process flow diagram of material material kind in Fig. 7 sintered material of the present invention.

Embodiment

For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.

Referring to Fig. 2, illustrate in the sintered material of the present invention that the scarce material detection method of material material kind lacks material detection system first embodiment in the sintered material.The hopper group comprises a plurality of hoppers 10, and each hopper 10 is equipped with a kind of material, and material comprises mixing ore deposit, lime stone, the material etc. of returning mine and mix.During work, on the blanking disk 11 of the below that each hopper 10 is dumped into various materials by a certain percentage, the exit of each blanking disk 11 all is provided with blanking belt conveyer scale 12, and the material of blanking disk 11 transportations is sent to proportioning belt 13.Blanking disk 11 and its corresponding blanking belt conveyer scale 12 are called the blanking row.The hopper that has 10 corresponding blankings row, the hopper that has 10 corresponding two or two are listed as with blanking.

The present invention is provided with pick-up unit 15 respectively on each blanking disk 11 and blanking belt conveyer scale 12, monitor the running status of each blanking disk 11 and blanking belt conveyer scale 12 in real time.Each pick-up unit 15 is connected with control device 16, and detection signal is sent to control device 16.The detection signal that control device 16 sends according to each pick-up unit judges whether each material lacks material.

Control device 16 comprises that blanking row judging unit 161 and material lack material judging unit 162.Blanking row judging unit 161 judges according to detection signal whether the blanking disk 11 and the blanking belt conveyer scale 12 of each blanking row be all in running order, and in this way, it is in running order to judge that these blanking row are in halted state; As not, blanking disk 11, or blanking belt conveyer scale 12 is in halted state, or blanking disk 11 and blanking belt conveyer scale 12 all be in halted state, judges that these blanking row are in halted state.

Material lacks material judging unit 162 and obtains the pairing blanking row of various materials, if the blanking of certain material correspondence row all are in halted state, then confirms as scarce material state.Judge that this material is in dead status, otherwise judge that this material does not lack material.

For example, lime stone is in hopper 10B, corresponding blanking row B1 of hopper 10B and blanking row B2, blanking row judging unit 161 judges whether the disk 11 and the blanking belt conveyer scale 12 of blanking row B1 and blanking row B2 correspondence be in running order, if the disk 11 and the blanking belt conveyer scale 12 of blanking row B1 correspondence are all in running order, then blanking row B1 is in running order, otherwise blanking row B1 is in halted state; If the disk 11 and the blanking belt conveyer scale 12 of blanking row B2 correspondence are all in running order, then blanking row B2 is in running order, otherwise blanking row B2 is in halted state.

Material lacks material judging unit 162 and judges whether blanking row B1 and blanking row B2 all are in halted state, if blanking row B1 and blanking row B2 are in halted state, thinks that then present lime stone is in dead status, otherwise thinks that lime stone does not lack material.

The present invention realizes that by pick-up unit 15 and control device 16 the scarce material of material material kind detects in the sintered material, by real-time monitoring to each blanking row running status, whether detect each material supply normal, if each blanking approach of certain material all breaks down, show that this material does not enter into compound, occur lacking material, in time warn the user.With respect to manual detection, this lacks material detection system and can detect in real time because of hopper 10 does not have material, and the scarce material phenomenon that causes of the variety of issue that occurs because of equipment failure, detects more science, and detection efficiency and accuracy are very high.

In actual production process, the material that each hopper 10 loads changes sometimes, and hopper 10 generally immobilizes with the corresponding relation that blanking is listed as, like this, the blanking row of this material correspondence will change thereupon, need reset the blanking row of this material correspondence.

Participate in Fig. 3, scarce material detection system second embodiment of material material kind in the sintered material of the present invention is shown, among this embodiment, only be that with the difference of first embodiment inner structure of control device 16 is different.Control device 16 comprises that blanking row judging unit 161, material lack material judging unit 162 and material is provided with unit 163 in the present embodiment.Material is provided with unit 163 and is used for when the material that loads in certain hopper 10 changes, and upgrades the blanking row of this material correspondence, and material and the blanking row corresponding relation that upgrades sent to blanking row judging unit 161.

In actual production process, possible certain material does not use in current production run, and like this, control device 16 will be judged as this kind material and lack material, lacks the material of expecting and obscures mutually easily with in the actual production, makes the user be difficult for intuitive judgment.Control device 16 of the present invention judges by obtaining the charge ratio of material whether each material is in scarce material state in actual production.

Participate in Fig. 4, scarce material detection system the 3rd embodiment that the present invention illustrates material material kind in the sintered material of the present invention is shown, among this embodiment, only be that with the difference of first embodiment and second embodiment inner structure of control device 16 is different.Control device 16 comprises that blanking row judging unit 161, material lack material judging unit 162, material is provided with unit 163 and material proportion judging unit 164 in the present embodiment.

Material proportion judging unit 164 obtains each material proportion in real time, proportioning is sent to material greater than 0 name of material lack material judging unit 162; 162 judgements of the scarce material of material judging unit are judged the material proportion that is in dead status more whether greater than 0, and whether comprehensive operational throughput in this way, confirms this material be in scarce material state, as not, judge this material be in not user mode greater than 0.

Based on the scarce material detection system of material material kind in the above-mentioned sintered material, the present invention also provides the scarce material detection method of material material kind in a kind of sintered material.Referring to Fig. 5, scarce material detection method first embodiment of material material kind in the sintered material of the present invention is shown, specifically may further comprise the steps.

Step S501, judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state;

Step S502, obtain the pairing blanking of various materials row, judge whether the blanking row of various material correspondences all are in halted state, in this way, judge that this is in dead status, otherwise judge that this material does not lack material.

Referring to Fig. 6, scarce material detection method second embodiment of material material kind in the sintered material of the present invention is shown, specifically may further comprise the steps.

Step S601, judge whether the material that each hopper loads changes, in this way, upgrade the blanking row of each material correspondence according to the new material that loads of each hopper; As not, do not upgrade;

Step S602, judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state;

Step S603, obtain the pairing blanking of various materials row, judge whether the blanking row of various material correspondences all are in halted state, judge that more whether proportioning is greater than 0, whether comprehensive operational throughput is greater than 0, in this way, judge that this material lacks material, otherwise judge that this material does not lack material.

Referring to Fig. 7, scarce material detection method the 3rd embodiment of material material kind in the sintered material of the present invention is shown, specifically may further comprise the steps.

Step S701, judge whether the material that each hopper loads changes, in this way, upgrade the blanking row of each material correspondence according to the new material that loads of each hopper; As not, do not upgrade;

Step S702, judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state;

Step S703, obtain the pairing blanking of various materials row, if the blanking of certain material correspondence row all are in halted state, forward step S704 to, otherwise judge that this material does not lack material.

Whether the proportioning that this material is judged in step S704, continuation is greater than 0, and whether comprehensive operational throughput in this way, confirms this material be in scarce material state, as not, judge this material be in not user mode greater than 0.

After the present invention finishes the judgement of material in, return step S702 and continue to judge whether next material lacks material, after judging successively, continues to judge whether to arrive the judgement cycle again, forwards step S701 in this way to,, continue to wait for as not.

If the operation of blanking row, but the flow signal of belt conveyer scale continues setting-up time (as 30 seconds), and mass flow<=0.05t/h (wherein 0.05 is minimum flow setting value just) stops this blanking row so automatically, guarantees that the row of operation all are normal operations.

The above only is a preferred implementation of the present invention, does not constitute the qualification to protection domain of the present invention.Any any modification of being done within the spirit and principles in the present invention, be equal to and replace and improvement etc., all should be included within the claim protection domain of the present invention.

Claims (6)

1. the scarce material detection system of material material kind in the sintered material, comprise a plurality of hoppers, each hopper below is provided with the blanking disk, each blanking disk exit is respectively equipped with the blanking belt conveyer scale, blanking disk and corresponding blanking belt conveyer scale are called the blanking row, it is characterized in that, each blanking disk and each blanking belt conveyer scale are equipped with pick-up unit, described pick-up unit is connected with control device, described pick-up unit is monitored the running status of each blanking disk and blanking belt conveyer scale in real time, detection signal is sent to control device, and control device comprises that blanking row judging unit and material lack the material judging unit:
Described blanking row judging unit is used for judging according to detection signal whether the blanking disk and the blanking belt conveyer scale of each blanking row be all in running order, as not, judges that these blanking row are in halted state;
Material lacks the material judging unit, is used to obtain the pairing blanking row of various materials, if the blanking of certain material correspondence row all are in halted state, judges that this material is in dead status.
2. the system as claimed in claim 1, it is characterized in that control device comprises that also material is provided with the unit, be used for when the material that loads in the hopper changes, upgrade the blanking row of this material correspondence, and material and the blanking row corresponding relation that upgrades sent to described blanking row judging unit.
3. system as claimed in claim 1 or 2 is characterized in that control device also comprises the material proportion judging unit, is used for obtaining in real time each material proportion, proportioning is sent to described material greater than 0 name of material lack the material judging unit;
Whether material lacks the proportioning of material that the material judgment unit judges is in dead status greater than 0, whether judges total comprehensive operational throughput simultaneously greater than 0, in this way, confirms that this material is in and lacks the material state.
4. the scarce material detection method of material material kind in the sintered material comprises a plurality of hoppers, and each hopper below is provided with the blanking disk, each blanking disk exit is respectively equipped with the blanking belt conveyer scale, blanking disk and corresponding blanking belt conveyer scale are called the blanking row, it is characterized in that this method may further comprise the steps:
Judge whether each blanking row corresponding blanking disk and blanking belt conveyer scale be all in running order, in this way, judge that fixed these blanking row are in running order; As not, judge that these material row are in halted state;
Obtain the pairing blanking row of various materials,, judge that this material is in dead status, otherwise judge that this material does not lack material if the blanking of certain material correspondence row all are in halted state.
5. method as claimed in claim 4 is characterized in that, this method also comprises:
Judge whether the material that each hopper loads changes, in this way, upgrade the blanking row of each material correspondence according to the new material that loads of each hopper.
6. as claim 4 or 5 described methods, it is characterized in that judge that this material is in after the scarce material state, this method also comprises:
Whether the proportioning of judging the material that is in dead status simultaneously judges total comprehensive operational throughput whether greater than 0 greater than 0, in this way, confirms that this material is in scarce material state.
CN2010102769744A 2010-09-07 2010-09-07 Method and system for detecting short mold of materials in sinter burdening CN101957230B (en)

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CN2010102769744A CN101957230B (en) 2010-09-07 2010-09-07 Method and system for detecting short mold of materials in sinter burdening

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CN101957230B CN101957230B (en) 2012-08-01

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102519566A (en) * 2011-12-27 2012-06-27 中冶长天国际工程有限责任公司 Proportioning control system
CN107099678A (en) * 2017-04-18 2017-08-29 云南云铜锌业股份有限公司 A kind of zinc concentrate heap formula layer and section distribution

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JPH10197322A (en) * 1997-01-09 1998-07-31 Sekisui Chem Co Ltd Screw feeder
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CN2897413Y (en) * 2006-05-22 2007-05-09 屏山天原金石化工股份有限公司 Automatic particular material dosing device
CN101487664A (en) * 2009-02-12 2009-07-22 中冶长天国际工程有限责任公司 Material flow control apparatus and method for sintered batching ore storage bin
CN101504550A (en) * 2009-03-02 2009-08-12 莱芜钢铁股份有限公司 Automatic matching monitoring method and apparatus

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10197322A (en) * 1997-01-09 1998-07-31 Sekisui Chem Co Ltd Screw feeder
KR20050009081A (en) * 2003-07-15 2005-01-24 주식회사 포스코 Upper ore level control apparatus in sintering process
CN2897413Y (en) * 2006-05-22 2007-05-09 屏山天原金石化工股份有限公司 Automatic particular material dosing device
CN101487664A (en) * 2009-02-12 2009-07-22 中冶长天国际工程有限责任公司 Material flow control apparatus and method for sintered batching ore storage bin
CN101504550A (en) * 2009-03-02 2009-08-12 莱芜钢铁股份有限公司 Automatic matching monitoring method and apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102519566A (en) * 2011-12-27 2012-06-27 中冶长天国际工程有限责任公司 Proportioning control system
CN102519566B (en) * 2011-12-27 2013-12-25 中冶长天国际工程有限责任公司 Proportioning control system
CN107099678A (en) * 2017-04-18 2017-08-29 云南云铜锌业股份有限公司 A kind of zinc concentrate heap formula layer and section distribution
CN107099678B (en) * 2017-04-18 2019-08-06 云南云铜锌业股份有限公司 A kind of zinc concentrate heap formula layer and section distribution

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