CN203678500U - Mounting structure of slag discharging tank of coal mill - Google Patents
Mounting structure of slag discharging tank of coal mill Download PDFInfo
- Publication number
- CN203678500U CN203678500U CN201320856310.4U CN201320856310U CN203678500U CN 203678500 U CN203678500 U CN 203678500U CN 201320856310 U CN201320856310 U CN 201320856310U CN 203678500 U CN203678500 U CN 203678500U
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- China
- Prior art keywords
- slag
- discharging box
- coal mill
- drip opening
- mounting structure
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- 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 - Lifetime
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- 239000003245 coal Substances 0.000 title claims abstract description 61
- 238000007599 discharging Methods 0.000 title claims abstract description 58
- 239000002893 slag Substances 0.000 title claims abstract description 34
- 239000003818 cinder Substances 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 210000005069 ears Anatomy 0.000 claims description 2
- 239000002699 waste material Substances 0.000 abstract description 11
- 238000002485 combustion reaction Methods 0.000 abstract description 7
- 230000002269 spontaneous effect Effects 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000004880 explosion Methods 0.000 abstract description 4
- 230000006378 damage Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000003912 environmental pollution Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002817 coal dust Substances 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004083 survival effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000003904 radioactive pollution Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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- Crushing And Grinding (AREA)
Abstract
The utility model relates to a mounting structure of a slag discharging tank of a coal mill. The mounting structure comprises a pneumatic valve (1). The mounting structure is characterized in that a flange disc (101a) outwards stretches from a slag discharging hole (101) of the pneumatic valve (1); a slag feeding hole (201) of the slag discharging tank (2) is connected with the slag discharging hole (101) of the pneumatic valve (1) in a flange connection manner. According to the mounting structure, the slag discharging tank is mounted at the lower part of the pneumatic valve, when the slag needs to be discharged, the pneumatic valve is opened to directly store the waste slag produced by the coal mill into the slag discharging tank and then is closed, and then the waste slag can be cleaned during the working of the coal mill, so that the coal mill is effectively prevented from being blocked by the coal slag, the spontaneous combustion and explosion of the blocked coal slag are prevented, meanwhile, the cleaning frequency of the coal slag can be further reduced, and the working efficiency of the coal mill is increased; as the whole slag discharging tank is mounted at the slag discharging hole, the structure is simple.
Description
Technical field
The utility model relates to material grinding equipment, specifically just relates to, for by coal crusher and wear into the coal mill of coal dust, especially relate to the coal mill dreg discharging box mounting structure that can improve waste residue organic efficiency and reduce coal mill residue contamination environment degree.
Background technology
Along with economical activities of mankind development, food and clothing is lived the base substance condition of four aspects of row as human survival, is accompanied by the development of scientific and technological level, also obtained further raising, it is full that people not only will eat aspect eating, and that also will eat is good, the health of eating; The basic demand of taking shelter from rain from keeping out the wind in the aspect of living, becomes firm, the safety and comfort that require; Wear the clothes be also more and more pursue colourful, pass everyone individual character, and the main progress of row is embodied on the vehicles, people are from original walking by pin, develop into bicycle, automobile afterwards, aircraft, people even till now take spaceship tourism, the improvement of the progress that has all embodied scientific and technological level to people's life.
The progress of science and technology brings greatly and has also caused very serious destruction to environment easily to mankind itself simultaneously, the mankind exceed material or the energy of its self-purification capacity directly or indirectly to environmental emission, thereby the quality of environment is reduced, and the survival and development, the ecosystem and the property to the mankind causes the phenomenon of adverse effect.Specifically comprise: water pollution, atmosphere pollution, noise pollution, radioactive pollution etc.Along with the development of scientific and technological level and the raising of living standards of the people, environmental pollution is also increasing, particularly in developing country.Problem of environmental pollution more and more becomes one of common issue of world's every country.Environmental pollution meeting causes direct destruction and impact to the ecosystem, such as: desertification, forest deterioration, also can cause indirectly harm to human society, the direct harm that the hazard ratio of this indirectly environmental effect caused at that time is sometimes larger, also more difficult elimination.
Cause in the many factors of environmental pollution, the burning of fossil energy is a major reason, especially the coal burning in fossil energy, the burning of coal can produce waste gas, waste residue causes great destruction to environment, but current economic life temporarily also can not fully phase out the use of coal, so, people just reduce pollution and the destruction of coal burning to environment as possible under existence conditions, and the combustion rate of coal being ground to after-combustion raising coal is to reduce coal burning to produce an important method of polluting.At present, it is coal mill that coal is ground to what use, and coal mill is by coal crusher and wears into the machinery of coal dust, and it is the important auxiliary equipment of coal-powder boiler.Coal-grinding process is that coal is broken and the ever-increasing process of surface area.Increase new surface area, must overcome the intermolecular adhesion of solid, thereby need consumed energy.Coal by being ground into coal dust, is mainly by crushing, smashes and grind three kinds of modes and carry out in coal pulverizer, and the energy of wherein crushing process consumption is economized most.Grinding process is taken energy most, and various coal mills all have two or three above-mentioned mode concurrently in pulverizing process.Coal mill needs continuous deslagging to ensure the normal work of coal mill in the time of work, but existing traditional dreg discharging box mounting structure is not easy to grind because coal contains impurity, and the generation to slag-drip opening that easily cinder is directly deposited in to dreg discharging box outlet is stopped up, be blocked in the cinder long-term accumulated of slag-drip opening, easily there is spontaneous combustion, explosion accident, not only affect operating efficiency and the service life of coal mill, security incident has also easily occurred simultaneously.
Chinese Patent Application No. 200620089196.7 discloses a kind of miller residue discharging device, comprise slag-drip opening, support body, dreg discharging box, air inlet, described slag-drip opening is erected at support body outside, slag-drip opening is communicated with dreg discharging box, dreg discharging box is fixed in support body, and dreg discharging box lower end is sealed completely, and the abrasive disk seat upper end of dreg discharging box upper end and arranged concentric forms fit clearance, and energy relative motion, waste residue can interim taking away from slag-drip opening.This miller residue discharging case sealing is poor, cinder easily occurs and stop up slag-drip opening.
Utility model content
The purpose of this utility model is easily to cause dreg discharging box to stop up and the not strong technological deficiency of sealing for the dreg discharging box of existing coal mill, a kind of coal mill dreg discharging box mounting structure is provided, not only can effectively prevent that cinder from stopping up coal mill, avoid cinder spontaneous combustion blast, strengthen the security of producing, can also reduce the number of times of cleaning cinder simultaneously, improved the operating efficiency of coal mill, whole dreg discharging box is arranged on slag-drip opening, simple in structure.
Technical scheme
In order to realize above-mentioned technical purpose, the utility model designs a kind of coal mill dreg discharging box mounting structure, it comprises pneumatic gate valve, it is characterized in that: the protruding ring flange of described pneumatic gate valve slag-drip opening, dreg discharging box slag inlet is connected with pneumatic gate valve slag-drip opening by flange connection.
Described dreg discharging box comprises case body, and case body is tubbiness, and slag inlet is positioned on case body ladle body, and slag inlet stretches out step passage from ladle body, and step passage stretches out ring flange.
The slag-drip opening of described dreg discharging box is equipped with spill division board, and division board two ends barb is locked on slag-drip opening, and slag-drip opening cover plate is by regulating retaining mechanism to be fixed on slag-drip opening;
On described case body ladle body, be symmetrically arranged with supporting mechanism and can make the stable dress of dreg discharging box on the ground.
Described slag inlet is back taper.
Described case body ladle body is provided with spy cinder notch, visits on cinder notch and is equipped with and visits slag group bar, and described spy slag group bar comprises stock, and stock one end is deeply visited in cinder notch, and the other end is connected with swivel plate.
Described slag-drip opening cover plate is dish type, on slag-drip opening cover plate outer surface, protrude bar reinforcement along even circumferential, on dish type outer surface, be provided with rotating bars along diametric(al), in slag-drip opening cover plate outer circumference, be evenly arranged installation notch, regulate retaining mechanism to be arranged on and install in notch, slag-drip opening cover plate one side vertical direction is provided with two mounting ears, and mounting ear is arranged symmetrically with, suspension rod is vertically through mounting ear, suspension rod two ends by bolt lock in mounting ear.
Described installation notch is recess shape, regulate retaining mechanism to comprise adjusting screw(rod), adjusting screw(rod) is through notch is installed, one end is positioned at slag-drip opening cover plate outer surface outside, the other end stretches in the holder on case body ladle body, holder is contained on case body ladle body, and one end that adjusting screw(rod) stretches into holder props up locking by the locking push rod through holder, is positioned on the one end in slag-drip opening cover plate outer surface outside and locks by locking nut.
On described locking nut, handler is housed.
Position-limitting pin is equipped with at described locking push rod two ends.
Described supporting mechanism comprises connecting rod, and connecting rod is horizontally fixed on case body bucket ladle body, and support bar one end is fixed on connecting rod, and the other end is fixedly connected with connecting plate, and fot screw is through connecting plate, and fot screw stretches in the holddown groove of ground.
Lower margin backing plate is housed between described fot screw and connecting plate.
Between described fot screw and fixed bottom boundary holddown groove, there is support backing plate.
Beneficial effect
A kind of coal mill dreg discharging box mounting structure that the utility model provides, dreg discharging box is installed in pneumatic gate valve bottom, the waste residue that coal mill is produced is directly stored in dreg discharging box, in the time of needs deslagging, pneumatic gate valve is opened, the waste residue that just coal mill can be produced is closed pneumatic brake after being stored in dreg discharging box, can in the time that working, clear up coal mill like this waste residue, not only can effectively prevent from should be impurity exists the cinder that mill is not washed to stop up coal mill, avoid cinder to be blocked in for a long time slag-drip opening generation spontaneous combustion and explosion phenomenon, improve the security of producing, can also reduce the number of times of cleaning cinder simultaneously, improve the operating efficiency of coal mill, whole dreg discharging box is arranged on slag-drip opening, simple in structure.
Brief description of the drawings
Accompanying drawing 1 is front view of the present utility model.
Accompanying drawing 2 is left views of the present utility model.
Accompanying drawing 3 is A place cutaway views in accompanying drawing 1.
Accompanying drawing 4 is slag-drip opening covering plate structure schematic diagrames in the utility model.
Accompanying drawing 5 is partition plate structure schematic diagrames in the utility model.
B place cutaway view in accompanying drawing 6 accompanying drawings 2.
Accompanying drawing 7 is fot screw scheme of installations in the utility model.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described further.
Embodiment
As shown in accompanying drawing 1,2,3 and 6, a kind of coal mill dreg discharging box mounting structure, it comprises pneumatic gate valve 1, wherein, the protruding ring flange 101a of described pneumatic gate valve 1 slag-drip opening 101, dreg discharging box 2 slag inlets 201 are connected with pneumatic gate valve 1 slag-drip opening 101 by flange connection;
Described dreg discharging box 2 comprises case body 201, and case body 201 is tubbiness, and slag inlet 20101 is positioned on case body 201 ladle bodies, and slag inlet 201 stretches out step passage 201a from ladle body, and step passage 201a stretches out ring flange 201a01;
The slag-drip opening 202 of described dreg discharging box 2 is equipped with U-shaped division board 203 as shown in Figure 5, and division board 203 two ends barbs are locked on slag-drip opening 202, and slag-drip opening cover plate 204 is by regulating retaining mechanism 205 to be fixed on slag-drip opening 202;
On described case body 201 ladle bodies, be symmetrically arranged with supporting mechanism 206 and can make the stable dress of dreg discharging box 2 on the ground.
Further, described slag inlet 20101 is back taper.
Further, described case body 201 ladle bodies are provided with visits cinder notch 201b, visits on cinder notch 201b and is equipped with and visits slag group bar 201b01, and described spy slag group bar 201b01 comprises stock (201b0101), stock 201b0101 deeply visits one end in cinder notch 201b, and the other end is connected with swivel plate 201b0102.
As shown in Figure 4, further, described slag-drip opening cover plate 204 is dish type, on slag-drip opening cover plate 204 outer surfaces, protrude 4 reinforcement 204a along even circumferential, on dish type outer surface, be provided with rotating bars 204b along diametric(al), in slag-drip opening cover plate 204 outer circumference, be evenly arranged notch 204c has been installed, regulate retaining mechanism 205 to be arranged on and install in notch 204c, slag-drip opening cover plate 204 1 side vertical directions are provided with two mounting ear 204d, mounting ear 204d is arranged symmetrically with, suspension rod 207 is vertically through mounting ear 204d, suspension rod 207 two ends by bolt lock in mounting ear 204d.
Further, described installation notch 204c is recess shape, regulate retaining mechanism 205 to comprise adjusting screw(rod) 205a, adjusting screw(rod) 205a is through notch 204c is installed, one end is positioned at slag-drip opening cover plate 204 outer surface outsides, the other end stretches in the holder 201c on case body 201 ladle bodies, holder 201c is contained on case body 201 ladle bodies, one end that adjusting screw(rod) 205a stretches into holder 201c props up locking by the locking push rod 201c01 through holder 201c, is positioned on the one end in slag-drip opening cover plate 204 outer surfaces outsides and locks by locking nut 201c02.
Further, on described locking nut 201c02, handler 201c03 is housed.
Further, position-limitting pin 201c01a is equipped with at described locking push rod 201c01 two ends.
Further, described supporting mechanism 206 comprises connecting rod 206a, connecting rod 206a is horizontally fixed on 201 barrels of ladle bodies of case body, support bar 206b one end is fixed on connecting rod 206a, the other end is fixedly connected with connecting plate 206c, fot screw 206d is through connecting plate 206c, and fot screw 206d stretches in the holddown groove 206e of ground.
Further, as shown in Figure 7, lower margin backing plate 206d01 is housed between described fot screw 206d and connecting plate 206c.
Further, between described fot screw 206d and fixed bottom boundary holddown groove 206e, there is the backing plate of support 206d02.
A kind of coal mill dreg discharging box mounting structure that the utility model provides, dreg discharging box is installed in pneumatic gate valve bottom, the waste residue that coal mill is produced is directly stored in dreg discharging box, in the time of needs deslagging, pneumatic gate valve is opened, the waste residue that just coal mill can be produced is closed pneumatic brake after being stored in dreg discharging box, can in the time that working, clear up coal mill like this waste residue, not only can effectively prevent from should be impurity exists the cinder that mill is not washed to stop up coal mill, avoid cinder to be blocked in for a long time slag-drip opening generation spontaneous combustion and explosion phenomenon, improve the security of producing, can also reduce the number of times of cleaning cinder simultaneously, improve the operating efficiency of coal mill, whole dreg discharging box is arranged on slag-drip opening, simple in structure.
Claims (10)
1. a coal mill dreg discharging box mounting structure, it comprises pneumatic gate valve (1), it is characterized in that: the protruding ring flange of described pneumatic gate valve (1) slag-drip opening (101) (101a), dreg discharging box (2) slag inlet (201) is connected with pneumatic gate valve (1) slag-drip opening (101) by flange connection;
Described dreg discharging box (2) comprises case body (201), case body (201) is tubbiness, slag inlet (20101) is positioned on case body (201) ladle body, slag inlet (20101) stretches out step passage (201a) from ladle body, and step passage (201a) stretches out ring flange (201a01);
The slag-drip opening (202) of described dreg discharging box (2) is equipped with spill division board (203), it is upper that division board (203) two ends barb is locked in slag-drip opening (202), and slag-drip opening cover plate (204) is by regulating retaining mechanism (205) to be fixed on slag-drip opening (202);
On described case body (201) ladle body, be symmetrically arranged with supporting mechanism (206) and can make the stable dress of dreg discharging box (2) on the ground.
2. a kind of coal mill dreg discharging box mounting structure as claimed in claim 1, is characterized in that: described slag inlet (20101) is back taper.
3. a kind of coal mill dreg discharging box mounting structure as claimed in claim 1, it is characterized in that: described case body (201) ladle body is provided with visits cinder notch (201b), visit on cinder notch (201b) and be equipped with and visit slag group bar (201b01), described spy slag group bar (201b01) comprises stock (201b0101), stock (201b0101) one end is deeply visited in cinder notch (201b), and the other end is connected with swivel plate (201b0102).
4. a kind of coal mill dreg discharging box mounting structure as claimed in claim 1, it is characterized in that: described slag-drip opening cover plate (204) is dish type, on slag-drip opening cover plate (204) outer surface, protrude 4 reinforcements (204a) along even circumferential, on dish type outer surface, be provided with rotating bars (204b) along diametric(al), in slag-drip opening cover plate (204) outer circumference, be evenly arranged installation notch (204c), regulate retaining mechanism (205) to be arranged on and install in notch (204c), slag-drip opening cover plate (204) one side vertical directions are provided with two mounting ears (204d), mounting ear (204d) is arranged symmetrically with, suspension rod (207) is vertically through mounting ear (204d), suspension rod (207) two ends by bolt lock in mounting ear (204d).
5. a kind of coal mill dreg discharging box mounting structure as claimed in claim 4, it is characterized in that: described installation notch (204c) is recess shape, regulate retaining mechanism (205) to comprise adjusting screw(rod) (205a), adjusting screw(rod) (205a) is through notch (204c) is installed, one end is positioned at slag-drip opening cover plate (204) outer surface outside, the other end stretches in the holder (201c) on case body (201) ladle body, holder (201c) is contained on case body (201) ladle body, one end that adjusting screw(rod) (205a) stretches into holder (201c) props up locking by the locking push rod (201c01) through holder (201c), be positioned on the one end in slag-drip opening cover plate (204) outer surface outside by locking nut (201c02) locking.
6. a kind of coal mill dreg discharging box mounting structure as claimed in claim 5, is characterized in that: handler (201c03) is housed on described locking nut (201c02).
7. a kind of coal mill dreg discharging box mounting structure as claimed in claim 5, is characterized in that: position-limitting pin (201c01a) is equipped with at described locking push rod (201c01) two ends.
8. a kind of coal mill dreg discharging box mounting structure as claimed in claim 1, it is characterized in that: described supporting mechanism (206) comprises connecting rod (206a), connecting rod (206a) is horizontally fixed on case body (201) bucket ladle body, support bar (206b) one end is fixed on connecting rod (206a), the other end is fixedly connected with connecting plate (206c), fot screw (206d) is through connecting plate (206c), and fot screw (206d) stretches in ground holddown groove (206e).
9. a kind of coal mill dreg discharging box mounting structure as claimed in claim 8, is characterized in that: between described fot screw (206d) and connecting plate (206c), lower margin backing plate (206d01) is housed.
10. a kind of coal mill dreg discharging box mounting structure as claimed in claim 8, is characterized in that: between described fot screw (206d) and fixed bottom boundary holddown groove (206e), have support backing plate (206d02).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320856310.4U CN203678500U (en) | 2013-12-23 | 2013-12-23 | Mounting structure of slag discharging tank of coal mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320856310.4U CN203678500U (en) | 2013-12-23 | 2013-12-23 | Mounting structure of slag discharging tank of coal mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203678500U true CN203678500U (en) | 2014-07-02 |
Family
ID=51000462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320856310.4U Expired - Lifetime CN203678500U (en) | 2013-12-23 | 2013-12-23 | Mounting structure of slag discharging tank of coal mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203678500U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691542A (en) * | 2013-12-23 | 2014-04-02 | 莱歇研磨机械制造(上海)有限公司 | Installation structure of slagging box of coal mill |
| CN105797837A (en) * | 2016-05-24 | 2016-07-27 | 大峘集团有限公司 | Interlocking device applied to raw coal slag discharging of coal mill |
-
2013
- 2013-12-23 CN CN201320856310.4U patent/CN203678500U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103691542A (en) * | 2013-12-23 | 2014-04-02 | 莱歇研磨机械制造(上海)有限公司 | Installation structure of slagging box of coal mill |
| CN103691542B (en) * | 2013-12-23 | 2018-08-07 | 莱歇研磨机械制造(上海)有限公司 | A kind of coal mill deslagging tank mounting structure |
| CN105797837A (en) * | 2016-05-24 | 2016-07-27 | 大峘集团有限公司 | Interlocking device applied to raw coal slag discharging of coal mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140702 Effective date of abandoning: 20180807 |