CN219264982U - Material box type grid plate structure for cement clinker cooler - Google Patents
Material box type grid plate structure for cement clinker cooler Download PDFInfo
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- CN219264982U CN219264982U CN202320236507.1U CN202320236507U CN219264982U CN 219264982 U CN219264982 U CN 219264982U CN 202320236507 U CN202320236507 U CN 202320236507U CN 219264982 U CN219264982 U CN 219264982U
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Abstract
The utility model relates to the technical field of cement manufacturing tools, and discloses a material box type grid plate structure for a cement clinker cooler. By arranging the inclined slope surface on the outer side of the single-row grate bed, which is close to the contact seam between the inner seal and the outer seal, the gap width between the sealing strip and the single-row grate plate, which are positioned at the contact seam and the upper area, gradually decreases from top to bottom, when hard strip-shaped or wedge-shaped substances fall between the sealing strip and the grate plate, the acting force applied by the grate plate to the hard strip-shaped or wedge-shaped substances is not in horizontal orientation, so that the probability that the hard strip-shaped or wedge-shaped substances enter the sealing strip is effectively reduced; in addition, the width of the gap between the sealing strip and the single-row grate plate in the contact joint and the upper area gradually decreases from top to bottom, so that hard strip or wedge-shaped substances falling between the sealing strip and the grate plate are easy to clean, and the probability that the hard strip or wedge-shaped substances enter the sealing strip when the outer seal moves relative to the adjacent single-row grate bed is effectively reduced.
Description
Technical Field
The utility model relates to the technical field of cement manufacturing tools, in particular to a material box type grid plate structure for a cement clinker cooler.
Background
At present, most of grate plates of cement clinker coolers adopt a material box type grate plate structure, generally square material boxes are formed by the grate plates, sealing pieces and the like, and when the material boxes are filled with particle cushion layers for re-operation, materials cannot wear the grate plates. However, because the gaps between the sealing surface of the sealing strip and the grid plate and between the sealing strip and the baffle plate are smaller, when hard strip or wedge-shaped substances exist in operation, the hard strip or wedge-shaped substances are commonly extruded into the sealing surface in the relative movement of the sealing strip and the grid plate, so that the sealing wear-resistant layer is damaged, the outer sealing is tilted, deformed and damaged, and the sealing is invalid, so that the normal operation of the equipment is affected.
Disclosure of Invention
Aiming at the defects existing in the prior art, the material box type grid plate structure for the cement clinker cooler is provided, so that hard strip or wedge-shaped substances are prevented from being extruded into a sealing surface in the relative movement of a sealing strip and the grid plate, and the sealing failure rate is reduced.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a material box type grid plate structure for cement clinker cooler which is characterized in that: comprises a main beam, a single row of grate beds and sealing strips; a plurality of single-row grate beds are adjacently fixed on the main beam, and two adjacent single-row grate beds are connected through a sealing strip;
the sealing strip comprises an outer seal and an inner seal, the outer seal and the inner seal are respectively fixed on two adjacent single-row grate beds, and an outer contact seam of the outer seal and the inner seal is positioned on the side surface of the sealing strip; the end of the single-row grate bed close to the contact seam is provided with an inclined slope, and the height of the bottom end of the slope is lower than that of the contact seam.
According to the technical scheme, the single-row grate bed comprises grate plates and baffle plates, wherein a plurality of grate plates with the same specification are adjacently arranged, the baffle plates are arranged between the two adjacent grate plates, and two side surfaces of the baffle plates are fixedly adjacent to the two adjacent grate plates respectively; the outer seal is fixedly arranged on the grate plate of one side single-row grate bed in the two adjacent single-row grate beds, the inner seal is fixedly arranged on the grate plate of one side single-row grate bed in the two adjacent single-row grate beds, and the gaps between the two adjacent single-row grate beds are sealed through the inner and sealing connection; the slope is arranged at the end part of the striker plate, which is close to the sealing strip contact seam, and whether the slope is arranged on the grate plate is selected according to the height difference between the top surface of the grate plate and the sealing strip contact seam.
According to the technical scheme, when the height of the contact joint is close to the height of the top surface of the grate plate, the grate plate and the striker plate are both sloping surfaces, and the sloping surfaces of the grate plate and the striker plate are matched in size.
According to the technical scheme, the two sides of the grid plate adjacent to the sealing strip are provided with sloping surfaces.
According to the technical scheme, the slope adopts an arc surface structure or a plane structure.
According to the technical scheme, the height of the bottom end of the slope is 10 mm-30 mm lower than the contact seam of the sealing strip.
According to the technical scheme, the inner seal and the outer seal are both processed by steel plates, and the surfaces of the inner seal and the outer seal are provided with wear-resistant layers; the inner seal is L-shaped, the outer seal is approximately inverted U-shaped, and the lengths of the two sides of the inner seal and the outer seal are inconsistent; the shorter side of the outer seal is matched with the inner seal, the outer seal is lapped on the inner seal, and a contact joint is formed between the outer seal and the inner seal at the contact position.
According to the technical scheme, the inner part of the outer seal is not processed, and the arc angle is reserved; and the top of the inner seal is provided with an arc angle which is matched with the outer seal.
According to the technical scheme, the gap size of the contact joint between the inner seal and the outer seal is 2 mm-3 mm.
The utility model has the following beneficial effects:
by arranging the inclined slope surface on the outer side of the single-row grate bed, which is close to the contact seam between the inner seal and the outer seal, the gap width between the sealing strip and the single-row grate plate positioned at the contact seam and the upper area gradually decreases from top to bottom, when hard strip-shaped or wedge-shaped substances fall between the sealing strip and the grate plate, the acting force exerted by the grate plate on the hard strip-shaped or wedge-shaped substances is not in horizontal orientation, so that the probability that the hard strip-shaped or wedge-shaped substances enter the sealing strip when the outer seal moves relative to the adjacent single-row grate bed is effectively reduced; in addition, the widths of the gaps between the sealing strips and the single-row grate plates in the contact joint and the upper area gradually decrease from top to bottom, so that hard strip or wedge-shaped substances falling between the sealing strips and the grate plates are easy to clean, the gaps between the sealing strips and the grate plates can not be accumulated and accumulated, and the probability that the hard strip or wedge-shaped substances enter the sealing strips when the outer seal moves relative to the adjacent single-row grate bed is effectively reduced.
Drawings
FIG. 1 is a top view of a provided embodiment of the present utility model;
FIG. 2 is a cross-sectional view of a provided embodiment of the present utility model;
in the figure, 1, a main beam; 2. a single row grate bed; 2-1, a grid plate; 2-2, a striker plate; 3. a sealing strip; 3-1, external sealing; 3-2, internal sealing; 3-3, a contact joint; 4. a sloping surface.
Detailed Description
The utility model will now be described in detail with reference to the drawings and examples.
Referring to fig. 1 to 2, the utility model provides a material box type grate plate structure for a cement clinker cooler, which comprises a main beam 1, a single row grate bed 2 and a sealing strip 3; a plurality of single-row grate beds are adjacently fixed on the main beam, and two adjacent single-row grate beds are connected through a sealing strip; the main beam has the function of reciprocating motion.
The sealing strip comprises an outer seal 3-1 and an inner seal 3-2, wherein the outer seal and the inner seal are respectively fixed on two adjacent single-row grate beds, and an outer contact seam 3-3 of the outer seal and the inner seal is positioned on the side surface of the sealing strip; the end of the single-row grate bed close to the contact seam is provided with an inclined slope surface 4, and the height of the bottom end of the slope surface is lower than that of the contact seam.
In the prior art, the gap width between the single-row grid plate and the contact seam is constant, and hard strip or wedge-shaped substances with the size slightly larger than the gap width are easy to clamp into the gap between the single-row grid plate and the contact seam under the action of other materials and squeeze into the contact seam of the sealing strip in the relative movement of the sealing strip and the single-row grid plate; in addition, because the width of the gap between the single-row grate plate and the contact joint is constant in the prior art, hard strip-shaped or wedge-shaped substances clamped in the gap between the single-row grate plate and the contact joint are not easy to clean out, a large amount of hard strip-shaped or wedge-shaped substances are clamped in the gap between the single-row grate plate and the contact joint under the condition of accumulating in the day, and the probability that the hard strip-shaped or wedge-shaped substances enter the sealing strip when the outer seal moves relative to the single-row grate bed adjacent to the outer seal is greatly increased.
According to the embodiment, the inclined slope is arranged on the outer side of the single-row grate bed, which is close to the contact seam between the inner seal and the outer seal, so that the gap width between the sealing strip and the single-row grate plate in the contact seam and the upper area gradually decreases from top to bottom, when hard strip-shaped or wedge-shaped substances fall between the sealing strip and the grate plate, the acting force exerted by the grate plate on the hard strip-shaped or wedge-shaped substances is not in the horizontal direction, and therefore the probability that the hard strip-shaped or wedge-shaped substances enter the sealing strip when the outer seal moves relative to the adjacent single-row grate bed is effectively reduced; in addition, the widths of the gaps between the sealing strips and the single-row grate plates in the contact joint and the upper area gradually decrease from top to bottom, so that hard strip or wedge-shaped substances falling between the sealing strips and the grate plates are easy to clean, the gaps between the sealing strips and the grate plates can not be accumulated and accumulated, and the probability that the hard strip or wedge-shaped substances enter the sealing strips when the outer seal moves relative to the adjacent single-row grate bed is effectively reduced.
Specifically, the single-row grate bed comprises a grate plate 2-1 and a material baffle plate 2-2 (the material baffle plate is made of wear-resistant steel plates), a plurality of grate plates with the same specification are adjacently arranged, the material baffle plates are arranged between the two adjacent grate plates, two side surfaces of the material baffle plates are respectively and fixedly adjacent to the two adjacent grate plates (in the embodiment of the figure, each row is provided with a plurality of independent grate plates and material baffle plates, a gap for installing the material baffle plates is arranged between the two adjacent grate plates, and the material baffle plates are fixed in the gap through bolts); the outer seal is fixedly arranged on the grate plate of one side single-row grate bed in the two adjacent single-row grate beds, the inner seal is fixedly arranged on the grate plate of one side single-row grate bed in the two adjacent single-row grate beds, and the gaps between the two adjacent single-row grate beds are sealed through the inner and sealing connection; the slope is arranged at the end part of the striker plate, which is close to the sealing strip contact seam, and whether the slope is arranged on the grate plate is selected according to the height difference between the top surface of the grate plate and the sealing strip contact seam. When the top surface of the grate plate is lower than the sealing strip contact seam by a certain height, the situation that hard strip or wedge-shaped substances are clamped between the side surface of the grate plate and the sealing strip connection seam does not exist, so that a slope surface does not need to be arranged on the grate plate.
In the embodiment in the figure, the grate plate and the striker plate are fixedly connected through bolts. The material blocking plates and the sealing strips around the grid plates form an independent material box around each grid plate.
Further, when the height of the contact joint is close to the height of the top surface of the grate plate, the grate plate and the striker plate are both sloping surfaces, and the sloping surfaces of the grate plate and the striker plate are matched in size.
Furthermore, due to the condition of reverse installation of the grid plate, sloping surfaces are arranged on two sides of the grid plate adjacent to the sealing strip.
In the above embodiment, the slope surface adopts a cambered surface structure or a plane structure. In the embodiment of the figure, the slope adopts an arc surface structure, and a large arc angle is arranged at the position of the single-row grate bed close to the contact seam of the sealing strip.
Specifically, the inner seal and the outer seal are both processed by steel plates, and the surfaces of the inner seal and the outer seal are provided with wear-resistant layers; the inner seal is L-shaped, the outer seal is approximately inverted U-shaped, and the lengths of the two sides of the inner seal and the outer seal are inconsistent; the shorter side of the outer seal is matched with the inner seal, the outer seal is lapped on the inner seal, and a contact joint is formed between the outer seal and the inner seal at the contact position.
Further, the inner part of the outer seal is not processed, an arc angle is reserved, stress concentration is reduced, and the seal strength is improved; and the top of the inner seal is provided with an arc angle which is matched with the outer seal.
Further, the gap size of the contact joint between the inner seal and the outer seal is 2 mm-3 mm, so that the relative movement between the inner seal and the outer seal is ensured not to interfere.
The foregoing is merely illustrative of the present utility model and is not intended to limit the scope of the utility model, which is defined by the claims and their equivalents.
Claims (9)
1. A material box type grid plate structure for cement clinker cooler which is characterized in that: comprises a main beam, a single row of grate beds and sealing strips; a plurality of single-row grate beds are adjacently fixed on the main beam, and two adjacent single-row grate beds are connected through a sealing strip;
the sealing strip comprises an outer seal and an inner seal, the outer seal and the inner seal are respectively fixed on two adjacent single-row grate beds, and an outer contact seam of the outer seal and the inner seal is positioned on the side surface of the sealing strip; the end of the single-row grate bed close to the contact seam is provided with an inclined slope, and the height of the bottom end of the slope is lower than that of the contact seam.
2. The hopper grate plate structure for a cement clinker cooler of claim 1, wherein: the single-row grate bed comprises grate plates and baffle plates, wherein a plurality of grate plates with the same specification are adjacently arranged, the baffle plates are arranged between the two adjacent grate plates, and two side surfaces of the baffle plates are fixedly adjacent to the two adjacent grate plates respectively; the outer seal is fixedly arranged on the grate plate of one side single-row grate bed in the two adjacent single-row grate beds, the inner seal is fixedly arranged on the grate plate of one side single-row grate bed in the two adjacent single-row grate beds, and the gaps between the two adjacent single-row grate beds are sealed through the inner and sealing connection; the slope is arranged at the end part of the striker plate, which is close to the sealing strip contact seam, and whether the slope is arranged on the grate plate is selected according to the height difference between the top surface of the grate plate and the sealing strip contact seam.
3. The hopper grate plate structure for a cement clinker cooler of claim 2, wherein: when the height of the contact joint is close to the height of the top surface of the grate plate, the grate plate and the striker plate are both sloping surfaces, and the sloping surfaces of the grate plate and the striker plate are matched in size.
4. A magazine grate plate structure for a cement clinker cooler according to claim 3, characterized in that: and sloping surfaces are arranged on two sides of the grid plate adjacent to the sealing strip.
5. The hopper grate plate structure for a cement clinker cooler of any one of claims 1-4, wherein: the slope surface adopts an arc surface structure or a plane structure.
6. The hopper grate plate structure for a cement clinker cooler of claim 5, wherein: the height of the bottom end of the slope surface is 10 mm-30 mm lower than the contact seam of the sealing strip.
7. The hopper grate plate structure for a cement clinker cooler of claim 1, wherein: the inner seal and the outer seal are both processed by steel plates, and the surfaces of the inner seal and the outer seal are provided with wear-resistant layers; the inner seal is L-shaped, the outer seal is approximately inverted U-shaped, and the lengths of the two sides of the inner seal and the outer seal are inconsistent; the shorter side of the outer seal is matched with the inner seal, the outer seal is lapped on the inner seal, and a contact joint is formed between the outer seal and the inner seal at the contact position.
8. The hopper grate plate structure for a cement clinker cooler of claim 7 wherein: the inner part of the outer seal is not processed, and an arc angle is reserved; and the top of the inner seal is provided with an arc angle which is matched with the outer seal.
9. The hopper grate plate structure for a cement clinker cooler of claim 7 wherein: the gap size of the contact joint between the inner seal and the outer seal is 2 mm-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320236507.1U CN219264982U (en) | 2023-02-10 | 2023-02-10 | Material box type grid plate structure for cement clinker cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320236507.1U CN219264982U (en) | 2023-02-10 | 2023-02-10 | Material box type grid plate structure for cement clinker cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219264982U true CN219264982U (en) | 2023-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320236507.1U Active CN219264982U (en) | 2023-02-10 | 2023-02-10 | Material box type grid plate structure for cement clinker cooler |
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| Country | Link |
|---|---|
| CN (1) | CN219264982U (en) |
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- 2023-02-10 CN CN202320236507.1U patent/CN219264982U/en active Active
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