CN207904144U - A kind of low-resistance leakproof grate plate of grate cooler - Google Patents
A kind of low-resistance leakproof grate plate of grate cooler Download PDFInfo
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- CN207904144U CN207904144U CN201820170302.7U CN201820170302U CN207904144U CN 207904144 U CN207904144 U CN 207904144U CN 201820170302 U CN201820170302 U CN 201820170302U CN 207904144 U CN207904144 U CN 207904144U
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- grate
- grate plate
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- runner
- grid section
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Abstract
A kind of low-resistance leakproof grate plate of grate cooler, including grate plate main body, it is provided with air inlet on the downside of the grate plate main body, it is provided with the breather chamber communicated with air inlet in the grate plate main body, number row's stringer grid section arranged in parallel is provided on the upside of the grate plate main body, the comb seam runner communicated with breather chamber is provided between longitudinally adjacent grid section, the inlet channel and outlet flow of the seam runner of combing form asymmetric V-shaped.The low-resistance leakproof grate plate can not only be effectively reduced the resistance damage for seam air-flow of combing by grate plate, the fine seam that prevents from combing gets stuck, reduce the power consumption of wind turbine, clinker obtains quick refrigeration, low-resistance leakproof because asymmetric V-shaped is arranged between grid section, which is combed, stitches runner, and the powder fines in clinker can be blowed to the speed that discharge grate-cooler is accelerated in front by air-flow, and thick clinker is released through movable grate plate, it can not only be effectively reduced transmission power in this way, moreover it is possible to improve cooling effect；While clinker quality and grindability can be improved, moreover it is possible to slow down grate plate abrasion, improve grate plate service life.
Description
Technical field
The utility model is related to a kind of grate cooler grate plates, more particularly, to a kind of low-resistance leakproof of grate cooler
Grate plate.
Background technology
In cement clinker production line, chief equipment of the grate-cooler as firing system carries to manufacture of cement
The ripe cooling of clinker process high temperature, the recycling of system thermal energy, conveying and broken major function.
Traditional grate cooler grate plate is since structure owes reasonable, and generally existing is big by comb seam air-flow resistance damage, and combing, it is easily stifled to stitch
Plug is fallen because rotary kiln marker method is falling from high altitude in grate, and the ripe generation thickness isolation of high temperature, the edge bed of material easily goes out
It now blows and is pierced by existing " air-flow open circuit ", center bed of material air-flow cannot appear appearance " Red River ", and not only grate plate and backplate are fragile outer, also
Use grate-cooler clinker obtain it is effectively not cooling, because high temperature chamotte cannot generate reduction in feeding end quick refrigeration in grate-cooler
Phenomenon influences clinker conveyor, storage, grinding and cement performance.
CN201497377U discloses a kind of novel efficient grid plate, and the grate plate is connected and composed by multiple independent grate plates；Institute
It includes grate plate main body, air inlet, grate plate face and air outlet to state independent grate plate, and air inlet is located at below grate plate main body, and grate plate face is set
Air compartment is equipped in grate plate body top, grate plate main body.The air outlet is located on grate plate face；Grate plate face includes multiple " ∽ " shapes
Plate；The projection portion of " ∽ " shape plate is stacked in adjacent ∽ " negative area of shape plate, narrow slit is constituted, the narrow slit is the outlet air
Mouthful.The grate plate face uses S-shaped structure, is arcwall face in entire grate plate, and the clinker in grate plate is all deposited in the comb seam wind of S-shaped
On road, not only air-flow windage is excessive, but also is susceptible to material leakage phenomenon, meanwhile, when walking, arcwall face grate plate is to clinker for grate plate
Motive force it is excessive, be not only easy to cause grate plate abrasion, but also the cooling conveying of clinker can be made uneven.
Invention content
The technical problems to be solved in the utility model is：Overcome the deficiencies of the prior art and provide a kind of grate cooler
Low-resistance leakproof grate plate,
Technical solution adopted by the utility model to solve its technical problems is：A kind of low-resistance leakproof comb of grate cooler
Plate, including grate plate main body, the grate plate main body downside are provided with air inlet, are provided in the grate plate main body and are communicated with air inlet
Breather chamber, be provided with number row's stringers grid section arranged in parallel on the upside of the grate plate main body, be provided between longitudinally adjacent grid section
The comb seam runner communicated with breather chamber, the inlet channel and outlet flow of the seam runner of combing form asymmetric V-shaped.
In the above scheme, air-flow is after the air inlet of grate plate enters breather chamber, through breather chamber diffusion between grid section
Comb seam upwards blowout, asymmetric V-shaped comb seam runner can not only reduce air-flow by grate plate comb stitch when resistance damage, but also
It can prevent the clinker material leakage of top.
Further, the grid section includes level board and the runner upper plate of level board front and rear sides and runner is respectively set
Lower plate, runner upper plate and runner the lower plate composition of adjacent two pieces of grid sections, which are combed, stitches runner.
The grid section of the utility model forms asymmetric V-shaped comb seam runner, phase by the way that runner upper plate and runner lower plate is arranged
Than traditional labyrinth shape grid section, has the characteristics that low flow resistance；And S-shaped grid section is compared, after level board is set, it can carry more
Clinker, and do not have a large amount of clinker be deposited in comb seam runner in, material leakage can be effectively prevent and reduce flow resistance.
Further, the runner upper plate is the convex block for the lower section being arranged on front side of grid section, and the runner lower plate is that setting exists
Arc panel or V shaped slab on rear side of grid section and on the downside of runner upper plate.
Further, the angle between the outlet flow and level board is 50 ° ~ 70 °.According to cooling required and grate plate
The angle between outlet flow and level board is arranged in Sizes, can adjust from combing and stitch the angle for blowing out air-flow in runner, with
And it is deposited in the clinker quantity combed in seam runner.
Further, the angle between the inlet channel and level board is less than the angle between outlet flow and level.Increase
The angle of large outlet runner can effectively prevent clinker to get stuck blocking from seam runner exit of combing.
Further, the end of the runner upper plate and runner lower plate is arcwall face.Arcwall face can be substantially reduced air-flow
Into the windage combed when stitching runner.
Further, the grid section further includes the front end grid section and rear end comb being separately positioned on front side of grate plate main body with rear side
Item, the front end grid section include level board and the runner lower plate being arranged on rear side of level board, the level board of the front end grid section
Front side is connected with grate plate main body, and the rear end grid section includes level board and the runner upper plate being arranged on front side of level board, described
It is connected with grate plate main body on rear side of the level board of rear end grid section.
Further, it is provided with link bolt hole in the grate plate.Specifically, according to grate plate institute component to be mounted and position
Perforative dormant bolt hole can be arranged in the middle part of grate plate or bolt is arranged in the surrounding of grate plate bottom plate air inlet for the difference set
Hole, to make the installation and removal of grate plate become more convenient.
A kind of advantageous effect of the low-resistance leakproof grate plate of grate cooler of the utility model：
1, the utility model is by being arranged multiple rows of grid section arranged in parallel, and asymmetry V is arranged between adjacent grid section
The low-resistance leakproof of font, which is combed, stitches runner, can not only be effectively reduced the resistance damage for seam air-flow of combing by grate plate, reduce the power consumption of wind turbine；
The edge bed of material can also be eliminated easily occur blowing and be pierced by existing " air-flow open circuit ", and " Red River " phenomenon, it is not right because being arranged between grid section
Claiming the low-resistance leakproof of V-shaped to comb and stitches runner, the powder fines in clinker can be blowed to the speed that discharge grate-cooler is accelerated in front by air-flow,
Thick clinker is released through movable grate plate, can not only be effectively reduced transmission power in this way, moreover it is possible to improve cooling effect.
2, anti-by being respectively provided with the low-resistance of the utility model in the fixed bed of grate cooler, walking beam and fixed beam
Leak grate plate, it can be ensured that clinker prevents high temperature chamotte from existing in fixed bed section quick refrigeration and the full and uniform cooling in subsequent segment
Juvenescence is generated in grate-cooler, moreover it is possible to improve two into kiln system, three wind-warm syndrome, reduce system coal consumption；
3, be designed with low-resistance leakproof comb seam runner while, using the grid section of non-S-shaped structure, can not only it is energy-saving,
Improve clinker quality and grindability, moreover it is possible to slow down grate plate abrasion, improve grate plate service life；
4, the utility model is simple in structure, convenient for disassembly and assembly, especially suitable for the transformation of third and fourth old-fashioned grate-cooler, is not necessarily to
The agent structure of grate-cooler is transformed, is with a wide range of applications.
Description of the drawings
Fig. 1-is a kind of dimensional structure diagram of the low-resistance leakproof grate plate of grate cooler of the utility model；
Fig. 2-is the enlarged diagram at B in Fig. 1；
Fig. 3-is the front view of fixed bed grate plate in the utility model；
Fig. 4-is the sectional view of C-C in embodiment 3；
Fig. 5-is the sectional view of A-A in Fig. 1.
In figure：1-grate plate main body, 2-air inlets, 3-breather chambers, 4-comb seam runners, 5-grid sections, 6-front end grid sections,
7-rear end grid sections, 8-link bolt hole；41-outlet flows, 42-inlet channels, 51-runner upper plates, under 52-runners
Plate, 53-level boards.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Referring to Fig.1 ~ 2, the low-resistance leakproof grate plate of a kind of grate cooler of the present embodiment, including a kind of grate cooler
Low-resistance leakproof grate plate, including grate plate main body 1,1 downside of the grate plate main body are provided with air inlet 2, are arranged in the grate plate main body 1
There is the breather chamber 3 communicated with air inlet 2,1 upside of the grate plate main body is provided with number row's stringer grid section 5 arranged in parallel, longitudinal
The comb seam runner 4 communicated with breather chamber 3, the inlet channel 42 and outlet stream of the seam runner 4 of combing are provided between adjacent grid section 5
Road 41 forms asymmetric V-shaped.
In the above scheme, air-flow is after the air inlet 2 of grate plate enters breather chamber 3, through the diffusion of breather chamber 3 from grid section 5
Between comb seam upwards blowout, asymmetric V-shaped comb seam runner 4 can not only reduce air-flow by grate plate comb stitch when resistance
Damage, and the clinker material leakage of top can be prevented.
The grid section 5 includes level board 53 and runner upper plate 51 and runner that 53 front and rear sides of level board are respectively set
Lower plate 52, runner upper plate 51 and runner lower plate 52 composition of adjacent two pieces of grid sections 5, which are combed, stitches runner 4.
The grid section 5 of the utility model forms asymmetric V-shaped and combs to stitch and flow by the way that runner upper plate 51 and runner lower plate 52 is arranged
Traditional labyrinth shape grid section 5 is compared in road 4, has low flow resistance a little；And S-shaped grid section 5 is compared, and after level board 53 is set, energy
More clinkers are enough carried, and does not have a large amount of clinker and is deposited in comb seam runner 4, material leakage can be effectively prevent and reduced
Flow resistance.
The runner upper plate 51 is the convex block being arranged in the lower section of 5 front side of grid section, and the runner lower plate 52 is that setting is being combed
5 rear side of item and arc panel or V shaped slab on the downside of runner upper plate 51.
Angle between the outlet flow 41 and level board 53 is 50 ° ~ 70 °.According to the ruler of cooling required and grate plate
Angle between very little reasonable setting outlet flow 41 and level board 53 can adjust from combing and stitch the angle for blowing out air-flow in runner 4,
And it is deposited in the clinker quantity combed in seam runner 4.
Angle between the inlet channel 42 and level board 53 is less than the angle between outlet flow 41 and level.Increase
The angle of outlet flow 41 can effectively prevent clinker to expose from combing to stitch in runner 4.
The end of the runner upper plate 51 and runner lower plate 52 is arcwall face.Arcwall face can be substantially reduced air-flow entrance
The windage combed when stitching runner 4.
The grid section 5 further includes the front end grid section 65 and rear end grid section 75 for being separately positioned on 1 front side and rear side of grate plate main body,
The front end grid section 65 includes level board 53 and the runner lower plate 52 being arranged on rear side of level board 53, the front end grid section 65
53 front side of level board is connected with grate plate main body 1, and the rear end grid section 75 includes level board 53 and setting in 53 front side of level board
Runner upper plate 51, the rear side of level board 53 of the rear end grid section 75 is connected with grate plate main body 1.
Grate cooler described in the utility model includes fixed bed, fixed beam and walking beam, the fixed bed setting
In the front end of revolution kilneye discharging point, fixed beam and walking beam are staggered and are arranged in fixed bed and grate cooler discharge port
Between；Low-resistance leakproof grate plate described in the utility model is mounted on fixed bed, fixed beam and walking beam.
As shown in Fig. 3 ~ 4, grate plate includes fixed bed grate plate and movable grate plate, is arranged in the middle part of the fixed bed grate plate perforative
Link bolt hole 8, the link bolt hole 8 can be dormant bolt hole, can be fixed on fixed bed grate plate by link bolt hole 8
In the fixed bed of grate cooler, fallen between the high temperature chamotte being discharged out of rotary kiln in fixed bed grate plate；The activity is combed
Air inlet 2 is uniformly distributed on peripheries with link bolt hole 8 on the downside of plate, so as to which movable grate plate is mounted on walking beam and fixed beam, and
And walking beam overlaps successively with the front and back movable grate plate being connected in fixed beam.
Claims (8)
1. a kind of low-resistance leakproof grate plate of grate cooler, including grate plate main body, the grate plate main body downside is provided with air inlet,
It is provided with the breather chamber communicated with air inlet in the grate plate main body, which is characterized in that be provided with number on the upside of the grate plate main body
Stringer grid section arranged in parallel is arranged, the comb seam runner communicated with breather chamber is provided between longitudinally adjacent grid section, the seam of combing
Inlet channel and outlet flow form asymmetric V-shaped.
2. the low-resistance leakproof grate plate of grate cooler as described in claim 1, which is characterized in that the grid section include level board with
And the runner upper plate and runner lower plate of level board front and rear sides is respectively set, under the runner upper plate and runner of adjacent two pieces of grid sections
Board group stitches runner at combing.
3. the low-resistance leakproof grate plate of grate cooler as claimed in claim 2, which is characterized in that the runner upper plate is that setting exists
The convex block of lower section on front side of grid section, the runner lower plate be arranged on rear side of grid section and the arc panel on the downside of the runner upper plate or
Person's Asymmetric V-type plate.
4. the low-resistance leakproof grate plate of grate cooler as claimed in claim 3, which is characterized in that the outlet flow and level board
Between angle be 50 ° ~ 70 °.
5. the low-resistance leakproof grate plate of grate cooler as claimed in claim 4, which is characterized in that the inlet channel and level board
Between angle be less than angle between outlet flow and level.
6. the low-resistance leakproof grate plate of grate cooler as described in claim 2 ~ 5 any one, which is characterized in that on the runner
The end of plate and runner lower plate is arcwall face.
7. the low-resistance leakproof grate plate of grate cooler as described in claim 2 ~ 5 any one, which is characterized in that the grid section is also
Including being separately positioned on front side of grate plate main body and the front end grid section and rear end grid section of rear side, the front end grid section include level board with
And the runner lower plate being arranged on rear side of level board, the level board front side of the front end grid section are connected with grate plate main body, the rear end
Grid section includes level board and the runner upper plate being arranged on front side of level board, level board rear side and the grate plate master of the rear end grid section
Body is connected.
8. the low-resistance leakproof grate plate of grate cooler as described in claim 2 ~ 5 any one, which is characterized in that in the grate plate
It is provided with link bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820170302.7U CN207904144U (en) | 2018-02-01 | 2018-02-01 | A kind of low-resistance leakproof grate plate of grate cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820170302.7U CN207904144U (en) | 2018-02-01 | 2018-02-01 | A kind of low-resistance leakproof grate plate of grate cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207904144U true CN207904144U (en) | 2018-09-25 |
Family
ID=63562692
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820170302.7U Active CN207904144U (en) | 2018-02-01 | 2018-02-01 | A kind of low-resistance leakproof grate plate of grate cooler |
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| Country | Link |
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| CN (1) | CN207904144U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113227696A (en) * | 2018-12-11 | 2021-08-06 | 保尔伍斯股份有限公司 | Method for assembling or retrofitting sinter cooler |
-
2018
- 2018-02-01 CN CN201820170302.7U patent/CN207904144U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113227696A (en) * | 2018-12-11 | 2021-08-06 | 保尔伍斯股份有限公司 | Method for assembling or retrofitting sinter cooler |
| CN113227696B (en) * | 2018-12-11 | 2023-04-14 | 保尔伍斯股份有限公司 | Method for assembling or retrofitting sinter cooler |
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