CN216738102U

CN216738102U - Cement clinker cooling grid plate

Info

Publication number: CN216738102U
Application number: CN202123340394.XU
Authority: CN
Inventors: 李艳庆; 王俊朋; 郑义兵; 赵振宇
Original assignee: Hubo Group Anyang Xintianhe Cement Co ltd
Current assignee: Hubo Group Anyang Xintianhe Cement Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-14
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a cement clinker cooling grid plate which comprises a base, wherein a heat-resistant plate is arranged at an opening at the upper end of the base, an air outlet piece is arranged on the heat-resistant plate, the bottom of the air outlet piece is connected with a ventilation pipe, an air inlet is arranged at the bottom of the ventilation pipe, the air outlet piece is provided with a cylindrical part with an upper opening and a lower opening, an air outlet hole is formed in the surface of the cylindrical part, and a material blocking piece is arranged at an opening at the upper end of the cylindrical part. According to the utility model, the air outlet is obliquely arranged on the cylindrical part and matched with the material blocking part through the matching arrangement of the air inlet, the ventilation pipe and the air outlet part, so that the air outlet can be prevented from being blocked by cement clinker to a greater extent, the heat-resistant plate is detachably arranged on the base through the fixing bolt, the air outlet part is connected with the heat-resistant plate, a worker can conveniently detach the heat-resistant plate to clean the ventilation pipe and the air outlet part, and in addition, the protective shell and the sealing cover are arranged at the fixing bolt, so that materials can fall into the connecting part of the fixing bolt.

Description

Cement clinker cooling grid plate

Technical Field

The utility model relates to the technical field of cement production equipment, in particular to a cement clinker cooling grate plate.

Background

The grate cooler is a quenching cooler, which is an important main machine device in a clinker firing system of a cement plant, cement clinker enters the cooler from a kiln, a material layer with a certain thickness is laid on a grate plate, and cold air is blown in to penetrate through the material layer moving on the grate plate in the mutually vertical direction, so that the clinker is quenched.

The comb plate that current grate cooler has is most simple structure, the hole through seting up bar or other shapes on the comb plate guarantees that the cooling air can pass through, however, when a large amount of cement clinker cool off on the comb plate, inside partial clinker can get into the comb plate along with the hole, perhaps stifled circulation passageway that leads to the cooling air on the hole blocks up, and then influence cooling efficiency, in addition, present comb plate is mostly set up to the integral type structure, it can't carry out the dismouting, when clinker blocks up the hole, it is very inconvenient to clear up, for this reason, it solves above-mentioned problem to provide a cement clinker cooling comb plate.

Disclosure of Invention

The utility model aims to provide a cement clinker cooling grate plate to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a cement clinker cooling grate plate comprises a base, wherein a cavity is formed in the base, the cavity penetrates through the upper surface of the base to form an open structure, a heat-resistant plate is installed at an opening at the upper end of the base, an air outlet piece is installed on the heat-resistant plate, the bottom of the air outlet piece is connected with a ventilation pipe, the ventilation pipe is integrally arranged in the base, a horn-shaped air inlet is formed in the bottom of the ventilation pipe, and the air inlet penetrates through the lower surface of the base and is connected with the output end of an external cooling fan;

the air outlet part is provided with a cylindrical part with an upper opening and a lower opening, an air outlet hole is formed in the surface of the cylindrical part and is obliquely arranged, a material blocking part is arranged at the opening of the upper end of the cylindrical part and is fixedly connected with the cylindrical part, and the upper end of the ventilation pipe is arranged in the opening of the lower end of the cylindrical part in a matched mode.

Preferably, a bearing plate is arranged on the inner side wall, close to the upper end opening, of the base, the heat-resistant plate is lapped on the upper surface of the bearing plate, threaded holes are formed in the parts, matched with the bearing plate, of the heat-resistant plate respectively, and fixing bolts are installed in the threaded holes.

Preferably, a protective shell is arranged on the outer periphery of the part, located on the upper surface of the base, of the fixing bolt, a sealing cover is detachably connected onto the protective shell, an annular sealing ring is arranged inside the sealing cover, and the outer wall of the sealing ring is attached to the inner wall of the protective shell.

Preferably, the two sides of the base are respectively provided with a connecting groove, a splicing plate is arranged in the connecting groove, the splicing plate is I-shaped, and two adjacent grid plates are spliced together through the splicing plate.

Preferably, the exhaust vent sets up in the slope, specifically does, the exhaust vent is close to the outside one end of air-out spare and is less than the other end.

Preferably, a sealing cushion layer is attached to the inner side wall of the base, the sealing cushion layer is arranged between the base and the heat-resistant plate, and the base and the upper surface of the heat-resistant plate are located in the same plane.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the matching arrangement of the air inlet, the ventilation pipe and the air outlet part, cold air output by the cooling fan sequentially passes through the air inlet and the ventilation pipe and is discharged from the air outlet hole formed in the air outlet part, wherein the air outlet hole is obliquely arranged on the cylindrical part and is matched with the material blocking part, so that the blocking of cement clinker on the air outlet hole can be avoided to a large extent, the heat-resistant plate is detachably arranged on the base through the fixing bolt, the air outlet part is connected with the heat-resistant plate, the heat-resistant plate is convenient for workers to detach and clean the interiors of the ventilation pipe and the air outlet part, in addition, a protective shell and a sealing cover are arranged at the connecting part of the heat-resistant plate and the base, namely the fixing bolt, so that the connecting part can be protected, and the cement clinker is prevented from falling on the connecting part, and the fixing bolt is prevented from being difficult to detach.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the cross-sectional structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 2 according to the present invention;

FIG. 5 is a schematic view of a partial cross-sectional structure of a joint between two adjacent grid plates according to the present invention.

In the figure: 1. a base; 2. a cavity; 3. a heat-resistant plate; 4. an air outlet member; 5. a ventilation pipe; 6. an air inlet; 7. a cylindrical portion; 8. an air outlet; 9. a material blocking part; 10. a carrier plate; 11. fixing the bolt; 12. a protective shell; 13. a sealing cover; 14. a seal ring; 15. splicing plates; 16. and sealing the cushion layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the utility model.

In the present invention, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being either fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The utility model provides a cement clinker cooling grate plate as shown in figures 1-5, which comprises a base 1, wherein a cavity 2 is formed in the base 1, the cavity 2 penetrates through the upper surface of the base 1 to form an open structure, a heat-resistant plate 3 is arranged at an opening at the upper end of the base 1, an air outlet part 4 is arranged on the heat-resistant plate 3, the bottom of the air outlet part 4 is connected with a ventilation pipe 5, the ventilation pipe 5 is integrally arranged in the base 1, a horn-shaped air inlet 6 is arranged at the bottom of the ventilation pipe 5, and the air inlet 6 penetrates through the lower surface of the base 1 and is connected with the output end of an external cooling fan;

the air outlet part 4 is provided with a cylindrical part 7 with an upper opening and a lower opening, an air outlet 8 is formed in the surface of the cylindrical part 7, the air outlet 8 is obliquely arranged, a material blocking part 9 is arranged at the opening at the upper end of the cylindrical part 7, the material blocking part 9 is fixedly connected with the cylindrical part 7, and the upper end of the ventilation pipe 5 is arranged in the opening at the lower end of the cylindrical part 7 in a matched mode.

Referring to fig. 1, the air outlet members 4 may be provided with a plurality of groups, and the plurality of groups of air outlet members 4 should be uniformly arranged on the upper surface of the heat-resistant plate 3 at equal intervals, wherein the material blocking member 9 is provided as a semicircular shell, and the cylindrical portion 7 provided at the bottom thereof is partially located in the semicircular shell, so as to prevent cement clinker falling on the heat-resistant plate 3 from directly entering the air outlet members 4.

The upper end of the ventilation pipe 5 extends into the lower end opening of the cylindrical part 7, the distance between the outer wall of the ventilation pipe and the inner wall of the cylindrical part 7 is as small as possible to reduce the loss of cold air and improve the cooling efficiency, and the air inlet 6 is connected with the output end of an external cooling fan, wherein the cooling fan belongs to the known technology of technicians in the field and is not described herein.

In some embodiments of the present invention, a bearing plate 10 is disposed on an inner side wall of the base 1 near the upper opening, the heat-resistant plate 3 is lapped on an upper surface of the bearing plate 10, threaded holes are respectively disposed on portions of the bearing plate 10, which are matched with the heat-resistant plate 3, and fixing bolts 11 are installed in the threaded holes.

The fixing bolt 11 has a long strip shape, and penetrates through the heat-resistant plate 3 and the screw of the bearing plate 10 in sequence, and a nut arranged at the end of the screw, when the fixing bolt 11 is fitted in the threaded hole, the lower surface of the nut contacts with the upper surface of the heat-resistant plate 3.

In some embodiments of the present invention, a protective shell 12 is disposed around the outer periphery of the portion of the fixing bolt 11 located on the upper surface of the base 1, a sealing cover 13 is detachably connected to the protective shell 12, an annular sealing ring 14 is disposed inside the sealing cover 13, and the outer wall of the sealing ring 14 is attached to the inner wall of the protective shell 12.

The height of the protective shell 12 is higher than the part of the fixing bolt 11 on the heat-resistant plate 3, and it can be understood that a sufficient gap is reserved between the protective shell 12 and the fixing bolt 11 to facilitate the worker to use a tool to screw the fixing bolt 11.

In some embodiments of the utility model, two sides of the base 1 are respectively provided with a connecting groove, a splice plate 15 is installed in the connecting groove, the splice plate 15 is in an i shape, and two adjacent grid plates are spliced together through the splice plate 15.

Referring to fig. 5, two horizontal parts of the "i" shaped splice plate 15 are respectively embedded in connecting grooves formed on the two grate plates and fixed with the grate plates in a threaded connection or a buckling connection manner.

In some embodiments of the present invention, the air outlet 8 is disposed obliquely, specifically, one end of the air outlet 8 near the outside of the air outlet 4 is lower than the other end.

By adopting the structure, one end of the air outlet hole 8 is communicated with the inner cavity of the cylindrical part 7, the port is an input port, and the end of the air outlet hole close to the outside of the air outlet part 4 is an output port, namely the input port is higher than the output port, so that cement clinker can be prevented from falling into the air outlet part 4.

In some embodiments of the present invention, a seal cushion layer 16 is attached to an inner side wall of the base 1, the seal cushion layer 16 is disposed between the base 1 and the heat-resistant plate 3, and the base 1 and an upper surface of the heat-resistant plate 3 are located in the same plane.

The sealing cushion layer 16 can improve the sealing performance of the joint between the heat-resistant plate 3 and the base 1, and prevent materials from entering a joint between the heat-resistant plate 3 and the base 1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The cement clinker cooling grid plate is characterized in that: the air conditioner comprises a base (1), a cavity (2) is formed in the base (1), the cavity (2) penetrates through the upper surface of the base (1) to form an opening-shaped structure, a heat-resistant plate (3) is installed at an opening at the upper end of the base (1), an air outlet piece (4) is installed on the heat-resistant plate (3), the bottom of the air outlet piece (4) is connected with a ventilation pipe (5), the ventilation pipe (5) is integrally arranged in the base (1), a horn-shaped air inlet (6) is formed in the bottom of the ventilation pipe (5), and the air inlet (6) penetrates through the lower surface of the base (1) and is connected with the output end of an external cooling fan;

air-out spare (4) have one upper and lower open-ended cylindric portion (7), exhaust vent (8) have been seted up on the surface of cylindric portion (7), exhaust vent (8) slope sets up, the upper end opening part of cylindric portion (7) is provided with keeps off material spare (9), keep off material spare (9) and cylindric portion (7) fixed connection, the upper end cooperation of ventilation pipe (5) sets up in the lower extreme opening of cylindric portion (7).

2. The cement clinker cooling grate plate of claim 1, wherein: the bearing plate (10) is arranged on the inner side wall, close to the upper end opening, of the base (1), the heat-resistant plate (3) is lapped on the upper surface of the bearing plate (10), threaded holes are formed in the parts, matched with the heat-resistant plate (3), of the bearing plate (10), and fixing bolts (11) are installed in the threaded holes.

3. The cement clinker cooling grate as recited in claim 2, wherein: the outer periphery of the part, located on the upper surface of the base (1), of the fixing bolt (11) is provided with a protective shell (12), a sealing cover (13) is detachably connected onto the protective shell (12), an annular sealing ring (14) is arranged inside the sealing cover (13), and the outer wall of the sealing ring (14) is attached to the inner wall of the protective shell (12).

4. The cement clinker cooling grate as recited in claim 1, wherein: the two sides of the base (1) are respectively provided with a connecting groove, a splicing plate (15) is installed in the connecting grooves, the splicing plates (15) are arranged in an I shape, and two adjacent grid plates are spliced together through the splicing plates (15).

5. The cement clinker cooling grate plate of claim 1, wherein: one end of the air outlet hole (8) close to the outside of the air outlet piece (4) is lower than the other end.

6. The cement clinker cooling grate plate of claim 1, wherein: a sealing cushion layer (16) is attached to the inner side wall of the base (1), the sealing cushion layer (16) is arranged between the base (1) and the heat-resistant plate (3), and the upper surfaces of the base (1) and the heat-resistant plate (3) are located in the same plane.