CN101172792A - Full-movable push bar grate cooler - Google Patents
Full-movable push bar grate cooler Download PDFInfo
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- CN101172792A CN101172792A CNA2007101336429A CN200710133642A CN101172792A CN 101172792 A CN101172792 A CN 101172792A CN A2007101336429 A CNA2007101336429 A CN A2007101336429A CN 200710133642 A CN200710133642 A CN 200710133642A CN 101172792 A CN101172792 A CN 101172792A
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- standard module
- bed
- combing
- housing
- push bar
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Abstract
The invention relates to a total-moving handspike grid cooling machine belonging to a cement furnace cooling device, and comprising a casing (1), a chain proscenia (2), a crusher (3), a feed end standard module (8), a middle segment standard module (7) and a discharge end standard module (5). The invention is characterized in that a fixed comb chilling bed (18) is arranged in the casing (1) and the top of the middle segment standard module (7). The feed end standard module (8) is provided with a step type fixed comb chilling bed (19) which has an air cannon (12). The comb chilling bed (18) is aslant arranged at the groundwork. A grid plate (20) forming the comb chilling bed (18) is arranged at a support beam (21) taking a wave line shape. The low point of the wave line is provided with a triangle moving feeding ram (6) which is connected with a driving oil cylinder (17) fixed at the support beam (21). The invention has the advantages of simple structure, convenient maintenance and long service life.
Description
Technical field
The present invention relates to a kind of cement equipment, especially a kind of quick refrigerative of cement clinker that makes cools off but machine, specifically a kind of full-movable push bar grate cooler.
Background technology
At present, well-known, in manufacture of cement, the speed of cooling of high temperature chamotte is one of key measure that influences the cement quality.In order to realize the quick cooling of high temperature chamotte, existing high temperature chamotte refrigerating unit all adopts the comb bed structure, the on the one hand mobile promotion grog reach by the bed of combing is forced blowing by the air port on the bed of combing to grog is inner in the bottom of the bed of combing simultaneously, realizes cooling fast.There is following problem in this comb bed, and the one, complex structure, the motion control of the bed of combing need consume lot of energy, so energy consumption is big; The 2nd, because every bed board must be tilting in the comb bed structure, using little in the bed board moving process expects to leak to supply air system under grog is between bed board, therefore must set up aggregate bin and dispose a series of devices such as corresponding air valve, machine for zipper in the bottom of the bed of combing, the height that causes whole refrigerating unit is between 7.7～8.5 meters, not only bulky, system complex, manufacturing, installation and maintenance inconvenience, and expend a large amount of steel, versatility is poor between the each several part, can't realize modularization production, inconvenient maintenance.In addition, because grate plate needs to-and-fro movement, it is bigger therefore to wear and tear, and needs periodic replacement, and the motion of grate plate has increased the difficulty of running gear design and the accurately difficulty of control of moving simultaneously.
Summary of the invention
The objective of the invention is the complex structure at existing cement furnace grog refrigerating unit existence, the problem that energy consumption is big designs a kind of full-movable push bar grate cooler.
Technical scheme of the present invention is:
A kind of full-movable push bar grate cooler, comprise housing 1, chain proscenia 2, crusher 3, feed end standard module 8, interlude standard module 7 and discharge end standard module 5, feed end standard module 8 is installed in an end of housing 1, chain proscenia 2, crusher 3 and discharge end standard module 5 are installed in the other end of housing 1, chain proscenia 2 is positioned at the top of discharge end standard module 5, crusher 3 is positioned at the outside of discharge end standard module 5, interlude standard module 7 is arranged in housing 1, housing 1 is by the high temperature section of contiguous feed end standard module 8, the low-temperature zone of contiguous discharge end standard module 5 and the middle-temperature section between high temperature section and low-temperature zone are formed, housing 1 is made up of two portions up and down, it is characterized in that in housing 1, the top of interlude standard module 7 is equipped with the fixing bed 18 of combing, the fixing bed 19 of combing of step type is installed in feed end standard module 8, on the fixing bed 19 of combing of step type, air bubble 12 is installed, the bed 18 of combing tilts to be installed on the ground, the grate plate 20 of forming the bed 18 of combing is the setback wire and is installed on the supporting traverse 21, the movable charging ram 6 of trilateral is installed at the ebb place of described setback line, and movable charging ram 6 links to each other with driving oil cylinder 17 on being fixed on supporting traverse 21.
Described step type is fixing, and comb bed 19 is made up of the limit grate plate 14 and the middle grate plate 15 of dual side-edge, and wherein the intake resistance of limit grate plate 14 is greater than the intake resistance of middle grate plate 15.
The angle of described comb bed 18 and horizontal plane is between the 0.1-10 degree.
Described optimum angle of combing bed 18 and horizontal plane is the 2-5 degree.
The cross section of described movable push bar 6 is triangular in shape, its pusher face with towards the material working direction, its pointed tip is towards the material feedstock direction.
Described housing 1 is made up of hull plate, channel-section steel column, joist steel column and bottom joist steel framework, be inlaid with light thermal-shield refractory material and refractory brick in upper enclosure inner wall height, middle-temperature section both sides, top refractory concrete furred ceiling, low-temperature zone inwall and top are double-layer plates, are inlaid with aluminum silicate fiber in the middle of the steel plate.
The present invention has the following advantages:
1, the present invention all adopts the fixing bed of combing, and all grate plates all maintain static.Material promotes by the movable push bar that is installed in the bed top of combing and the effect of partical gravity realizes moving, and the cooling of material and conveying overlap independently by two that mechanism finishes.
2, the comb bed does not have the material of leakage, does not need outfit to leak the material machine for zipper, does not need to be equipped with air valve yet, can reduce whole structure height greatly.
3, complete machine is skewed layout, and grog rolls through the movable push bar promotion and helps grog cooling and mobile.
4, can design grate plate respectively according to the material thickness, air compartment is divided more refinement, and air feed system is more reliable and more stable.
5, most of grate plate adopts the low resistance grate plate, the energy waste that not existing cooling machine high-drag grate plate causes.
6, do not move because of grate plate, and motionless cold burden layer protection arranged on the grate plate, grate plate does not almost have wearing and tearing.
7, the charging ram replacing on the comb bed is very convenient.
8, structure can realize modular design, and on-the-spot installation is very convenient, only needs each module of combination to get final product, and the settling time is very short.
9, power consumption is low, thermo-efficiency is high, good cooling results, the operation factor height, and structural construction cost is low.
10, owing to cancelled the employed fixedly push rod of existing cooling machine, replace fixedly push rod, rely on the inclined-plane of setback to prevent to drive when movable push bar is mobile backward the grog travelling backwards with the waviness grate plate.
11, because structure is more simple, especially the simplification of drive mechanism can significantly reduce failure rate.
12, the performance of this discovery and existing half push-down cooling machine relatively sees the following form.
| Project | Cooling machine of the present invention | Existing cooling machine |
| The cooling material | Cement clinker | Cement clinker |
| The pan feeding temperature | 1400 degree | 1400 degree |
| Drop temperature | Envrionment temperature+65 degree | Envrionment temperature+65 degree |
| Unit installation power consumption (KWh/t) | 4.5 | 8.5 |
| Cooling air quantity (the Nm of unit 3/kg·cl) | 1.7-1.9 | 1.9--2.2 |
| Secondary air temperature | 1100 degree | 1100 degree |
| The tertiary air temperature | More than 900 degree | More than 900 degree |
| Lingering remnants of past customs temperature | Below 220 degree | Below 280 degree |
| The complete machine height | The present invention is than existing low 2 meters (saving a large amount of structural construction costs) | |
| Complete machine weight | The present invention is than existing light about 5-10% with the cooling scale | |
| Operation factor | High | In |
| The grate plate wearing and tearing | Do not have | Gently |
| Maintenance capacity | Do not have | Few |
| Comprehensive structural construction cost | Economize | Do not economize |
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the plan structure synoptic diagram of Fig. 1.
Embodiment
The present invention is further illustrated for following structure drawings and Examples.
As shown in Figure 1, 2.
A kind of full-movable push bar grate cooler, comprise housing 1, chain proscenia 2, crusher 3, feed end standard module 8, interlude standard module 7 and discharge end standard module 5, feed end standard module 8 is installed in an end of housing 1, chain proscenia 2, crusher 3 and discharge end standard module 5 are installed in the other end of housing 1, chain proscenia 2 is positioned at the top of discharge end standard module 5, crusher 3 is positioned at the outside of discharge end standard module 5, interlude standard module 7 is arranged in housing 1, housing 1 is by the high temperature section of contiguous feed end standard module 8, the low-temperature zone of contiguous discharge end standard module 5 and the middle-temperature section between high temperature section and low-temperature zone are formed, housing 1 comprises two portions up and down, it is by hull plate, the channel-section steel column, joist steel column and bottom joist steel framework are formed, at the upper enclosure inner wall height, the middle-temperature section both sides are inlaid with light thermal-shield refractory material and refractory brick, top refractory concrete furred ceiling, low-temperature zone inwall and top are double-layer plates, be inlaid with aluminum silicate fiber in the middle of the steel plate, the joist steel framework of housing bottom is by wall screw 9, nut 10 and pad 11 are fixed on the ground.In housing 1, the top of interlude standard module 7 is equipped with the fixing bed 18 of combing, the bed 18 of combing is to tilt to install, the angle of itself and horizontal plane is between the 0.1-10 degree, optimum angle of incidence is the 2-5 degree.The fixing bed 19 of combing of step type is installed in feed end standard module 8, and the fixing bed 19 of combing is made up of the limit grate plate 14 and the middle grate plate 15 of dual side-edge, and wherein the intake resistance of limit grate plate 14 is greater than the intake resistance of middle grate plate 15.On the fixing bed 19 of combing of step type, air bubble 12 is installed, the bed 18 of combing tilts to be installed on the ground, the grate plate 20 of forming the bed 18 of combing is the setback wire and is installed on the supporting traverse 21, the movable charging ram 6 of trilateral is installed at the ebb place of described setback line, and movable charging ram 6 links to each other with driving oil cylinder 17 on being fixed on supporting traverse 21.
The present invention is further illustrated below in conjunction with working process of the present invention.
Full-movable push bar grate cooler of the present invention mainly is made up of housing 1, feed end standard module 8, interlude standard module 7, discharge end standard module 5, crusher 3, air bubble device 12, temperature, pressure detection system (same as the prior art) and blower fan system (same as the prior art).
1 fen top and the bottom of its middle shell mainly are made up of hull plate, channel-section steel column, joist steel column and bottom joist steel framework.Inlay in upper housing (comb bed top) inwall height, middle-temperature section both sides one deck light thermal-shield refractory material and one deck refractory brick, top refractory concrete furred ceiling, lost to prevent heat; Low-temperature zone inwall and top are double-layer plates, inlay aluminum silicate fiber in the middle of the steel plate.Be hung with chain at exit end, the grog of pulverizing with the machine that prevents to be broken returns and impacts fire proofed wood.
In the side of upper housing near the grog exit end, a waste gas outlet 16 is arranged, it is connected by pipeline and waste gas chimney, allows unnecessary air enter atmosphere.Also have hot blast to extract mouth out at the upper housing middle part, it joins by pipeline and coal mill, Vertical Mill.
Be divided into the air compartment compartment at lower housing (lower space of the bed 18 of promptly combing) with steel plate, so that need suitably distribute cooling air volume to it by cooling.The air compartment of cooling machine feed end is divided thinner, can make supply air system more stable like this.Each air compartment is connected with blower fan with pipeline respectively, valve is set respectively on the pipeline and the topworks by valve regulates the switching degree, to distribute air quantity.
Grate plate 14,15 is arranged in feed end standard module 8 fixedly and be staged and arrange, grate plate 14,15 maintains static, and does not bear the convey materials task.The conveying of material is mainly finished by the air blast of air bubble explosion type.
7 li of interlude standard modules horizontally disposed and fixed comb bed 18 is housed.Comb and above the bed 18 movable push bar 6 is housed.The bed 18 of combing is not born the conveying task of material, only plays the cooling grog.The conveying of material is finished by the to-and-fro movement of movable push bar 6.Cooling and the mass transport of ventilating like this is independent of each other, and machine run is more reliable.Reduce the wearing and tearing of grate plate simultaneously, guaranteed cooling performance.Owing to all be fixing grate plate, so just can eliminate the material that leaks out, need not Lou to expect collection device and seal fan.The driving of interlude standard module 7 is finished by hydraulic efficiency system, and every section has one to drive oil cylinder 17 (hydro-cylinder).Drive cylinder block and be fixed on the crossbeam, piston rod is fixed on the movable frame.And movable push bar 6 is fixed on the upper end of movable frame, and the to-and-fro movement of piston rod just can drive moving forward and backward of movable push bar 6 like this, and material will slowly be pushed ahead by push rod.
Material advances discharge end standard module 5 by movable push bar 6, and oversize material advances crusher 3 fragmentations through grid section, and piece material leaks down to enter handling equipment from grid section.
The broken hammer mill that adopts of grog, epitrochanterian tup, a cross arrangement on every Tuesdays, tup is T-shaped.Drive the rotor revolution again by the motor drives V-grooved pulley, the turning direction of rotor is opposite with general crusher.Crusher is installed in cooling machine back outlet place, fuses with cooling machine end housing.Thickness is separated and the few characteristics of bed intermediate material many both sides material of combing when preventing that material from falling the bed of combing and go up, the grate plate of feed end is divided into two kinds, the grate plate comb resistance of comb bed both sides is big, and the resistance of comb bed intermediary grate plate comb is little, so just can eliminate the air-supply instability that causes because of material thickness thickness.
Be provided with air compartment in the interlude standard module 7, interior indoor air compartment pressure measurement temperature measuring equipment and the grate plate temperature measuring equipment of also can being equipped with.Can observe directly pressure and temperature according to display instrument.Change regulation and control cylinder pushes speed by pressure (pressure change has directly reflected the bed thickness variation), thereby reach bed thickness control.Be provided with the grate plate device for detecting temperature under the grate plate, can prevent that grate plate is overheated burns (the pressure measurement temperature measuring equipment can dispose as required separately).
On the housing 1 of cooling machine, also be provided with vision slit, oil hole, manhole door and head light (head light is by owner's autogamy) etc. in addition so that safeguard and maintenance.
Directly drop on the cooling machine front end comb bed 19 from the opening for feed of the effusive high temperature chamotte of rotary kiln, and under the air blast of air bubble explosion type, constantly travel forward by the cooling machine.High temperature chamotte ceaselessly carries out heat exchange with the freezing air that sees through grate plate between whole moving period, a heated warm air part enters rotary kiln as the secondary air of kiln, a part enters decomposing furnace as tertiary air, some enters coal mill and Vertical Mill, and remaining part is discharged by exhaust outlet 16 (lingering remnants of past customs air port).Cooled grog is transported to discharge end under movable push bar promotes, less than entering transfer roller under the grating slit source of 30 millimeters grogs via discharge end, enter crusher greater than 30 millimeters grogs and do not stopped transport and discharge when the crusher that changes is crushed to below 25 millimeters.
The prior aries that maybe can adopt all same as the prior art such as part that the present invention does not relate to such as entrance end standard module, exit end standard module, interlude standard module, electric control system, air-supply, blowing system are realized.
Claims (6)
1. full-movable push bar grate cooler, comprise housing (1), chain proscenia (2), crusher (3), feed end standard module (8), interlude standard module (7) and discharge end standard module (5), feed end standard module (8) is installed in an end of housing (1), chain proscenia (2), crusher (3) and discharge end standard module (5) are installed in the other end of housing (1), chain proscenia (2) is positioned at the top of discharge end standard module (5), crusher (3) is positioned at the outside of discharge end standard module (5), interlude standard module (7) is arranged in housing (1), housing (1) is by the high temperature section of contiguous feed end standard module (8), the low-temperature zone of contiguous discharge end standard module (5) and the middle-temperature section between high temperature section and low-temperature zone are formed, housing (1) is made up of two portions up and down, it is characterized in that in housing (1), the top of interlude standard module (7) is equipped with the fixing bed (18) of combing, the fixing bed (19) of combing of step type is installed in feed end standard module (8), on the fixing bed (19) of combing of step type, air bubble (12) is installed, the bed (18) of combing tilts to be installed on the ground, the grate plate (20) of forming the bed (18) of combing is the setback wire and is installed on the supporting traverse (21), the movable charging ram (6) of trilateral is installed at the ebb place of described setback line, and movable charging ram (6) links to each other with driving oil cylinder (17) on being fixed on supporting traverse (21).
2. full-movable push bar grate cooler according to claim 1, it is characterized in that the fixing bed (19) of combing of described step type is made up of the limit grate plate (14) and the middle grate plate (15) of dual side-edge, wherein the intake resistance of limit grate plate (14) is greater than the intake resistance of middle grate plate (15).
3. full-movable push bar grate cooler according to claim 1, the angle that it is characterized in that described comb bed (18) and horizontal plane is between the 0.1-10 degree.
4. full-movable push bar grate cooler according to claim 3 is characterized in that described angle of combing bed (18) and horizontal plane is the 2-5 degree.
5. full-movable push bar grate cooler according to claim 1 is characterized in that the cross section of described movable push bar (6) is triangular in shape, its pusher face with towards the material working direction, its pointed tip is towards the material feedstock direction.
6. full-movable push bar grate cooler according to claim 1, it is characterized in that described housing (1) is made up of hull plate, channel-section steel column, joist steel column and bottom joist steel framework, be inlaid with light thermal-shield refractory material and refractory brick in upper enclosure inner wall height, middle-temperature section both sides, top refractory concrete furred ceiling, low-temperature zone inwall and top are double-layer plates, are inlaid with aluminum silicate fiber in the middle of the steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101336429A CN101172792A (en) | 2007-10-18 | 2007-10-18 | Full-movable push bar grate cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101336429A CN101172792A (en) | 2007-10-18 | 2007-10-18 | Full-movable push bar grate cooler |
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| Publication Number | Publication Date |
|---|---|
| CN101172792A true CN101172792A (en) | 2008-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101336429A Pending CN101172792A (en) | 2007-10-18 | 2007-10-18 | Full-movable push bar grate cooler |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101957144A (en) * | 2009-07-17 | 2011-01-26 | 扬州新中材机器制造有限公司 | Travelling cooler |
| CN102297603A (en) * | 2011-07-04 | 2011-12-28 | 李晓梅 | Rotary cooling machine for granular material |
| CN102384656A (en) * | 2011-10-31 | 2012-03-21 | 江苏羚羊机械有限公司 | Grate cooler and grate cooler module |
| CN102393146A (en) * | 2011-10-31 | 2012-03-28 | 江苏羚羊机械有限公司 | Grate cooler module and grate cooler |
| CN102506583A (en) * | 2011-10-31 | 2012-06-20 | 江苏羚羊机械有限公司 | Grate cooler module |
| CN102506584A (en) * | 2011-10-31 | 2012-06-20 | 江苏羚羊机械有限公司 | Grate plate, grate cooler module and grate cooler |
| CN102506587A (en) * | 2011-10-31 | 2012-06-20 | 江苏羚羊机械有限公司 | Grate cooler and grate cooler module |
| CN104567435A (en) * | 2014-12-24 | 2015-04-29 | 华新水泥(黄石)装备制造有限公司 | Modular support roller driving and guiding column movable cooling device |
-
2007
- 2007-10-18 CN CNA2007101336429A patent/CN101172792A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101957144A (en) * | 2009-07-17 | 2011-01-26 | 扬州新中材机器制造有限公司 | Travelling cooler |
| CN102297603A (en) * | 2011-07-04 | 2011-12-28 | 李晓梅 | Rotary cooling machine for granular material |
| CN102384656A (en) * | 2011-10-31 | 2012-03-21 | 江苏羚羊机械有限公司 | Grate cooler and grate cooler module |
| CN102393146A (en) * | 2011-10-31 | 2012-03-28 | 江苏羚羊机械有限公司 | Grate cooler module and grate cooler |
| CN102506583A (en) * | 2011-10-31 | 2012-06-20 | 江苏羚羊机械有限公司 | Grate cooler module |
| CN102506584A (en) * | 2011-10-31 | 2012-06-20 | 江苏羚羊机械有限公司 | Grate plate, grate cooler module and grate cooler |
| CN102506587A (en) * | 2011-10-31 | 2012-06-20 | 江苏羚羊机械有限公司 | Grate cooler and grate cooler module |
| CN104567435A (en) * | 2014-12-24 | 2015-04-29 | 华新水泥(黄石)装备制造有限公司 | Modular support roller driving and guiding column movable cooling device |
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Open date: 20080507 |