Grate plate device for cement clinker cooler

Abstract

The utility model belongs to the technical field of grid plate devices, and particularly relates to a grid plate device for a cement clinker cooling machine. The grid plate device comprises a fixing frame, a ventilation plate, an adjusting plate and a sliding control structure, the ventilation plate is installed on the fixing frame, a plurality of first ventilation grooves are formed in the ventilation plate at equal intervals, a plurality of second ventilation grooves consistent with the first ventilation grooves in direction are formed in the adjusting plate at equal intervals, and the adjusting plate is slidably arranged in the ventilation plate; the sliding control structure is arranged between the adjusting plate and the ventilation plate and controls the adjusting plate to slide. According to the grate plate device for the cement clinker cooling machine, the width of the ventilation groove can be adjusted by the grate plate device to meet the requirement for clinker diameters of different sizes, the grate plate device is provided with the adjusting plate, the sliding control structure and other components, the adjusting plate slides in the ventilation plate by pulling the sliding control structure according to the size of cement clinker, and therefore the cement clinker can be cooled. And the overlapped width of the notches of the first ventilating slot and the second ventilating slot is smaller than the size of the cement clinker to be cooled.

Description

Technical Field

[0001] The utility model belongs to the technical field of grate plate devices, and particularly relates to a grate plate device for a cement clinker cooler. Background Art

[0002] A grate cooler is a rapid cooling device. Its working principle is as follows: After the clinker enters the cooler from the rotary kiln, it forms a material layer with a certain thickness on the grate plate. The blown cold air passes through the moving material layer on the grate bed in a direction perpendicular to each other, enabling the clinker to be rapidly cooled. The clinker can be rapidly cooled from 1300 - 1400 °C to below 100 °C within a few minutes.

[0003] When cooling clinkers of different sizes, in order to prevent the clinker from leaking through the ventilation slots on the ventilation plate, the width of the ventilation slots needs to be smaller than the diameter of the clinker. In the prior art, it is necessary to replace the ventilation plate to be applicable to cement clinkers of different volumes. However, in the prior art, the ventilation plate is fixed on the cooler through an adjusting frame. When disassembling the ventilation plate, it is necessary to first remove the bolts fixing the adjusting frame and then replace the ventilation plate, which is troublesome to operate and time-consuming and laborious. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a grate plate device for a cement clinker cooler that can adjust the width of the ventilation slots by itself to meet the diameters of clinkers of different sizes and reduce the frequency of replacing the adjusting plate.

[0005] The technical solution adopted by the utility model to solve its technical problems is: The grate plate device for the cement clinker cooler includes a fixed frame, a ventilation plate, an adjusting plate, and a sliding control structure. The ventilation plate is installed on the fixed frame. A number of first ventilation slots are equidistantly arranged on the ventilation plate. A number of second ventilation slots in the same direction as the first ventilation slots are equidistantly arranged on the adjusting plate. The adjusting plate is slidably arranged in the ventilation plate. The sliding control structure is arranged between the adjusting plate and the ventilation plate, and the sliding control structure controls the sliding of the adjusting plate.

[0006] Preferably, an adjusting slot and a sliding slot are arranged on the ventilation plate. The adjusting plate is arranged in the adjusting slot. The sliding slot is arranged on one side of the ventilation plate and communicates with the adjusting slot. The sliding control structure passes through the sliding slot and connects to the adjusting plate.

[0007] Preferably, the sliding control structure includes a sliding rod and a torsion piece. One end of the sliding rod is fixed on the adjusting plate, and the other end passes through the sliding slot and connects to the torsion piece.

[0008] Preferably, an avoidance slot is arranged on the fixed frame, and the torsion piece is arranged in the avoidance slot.

[0009] Preferably, it further includes a telescopic rod, a spring and an L-shaped slider. One end of the telescopic rod is fixed on the placement cavity inside the ventilation plate, and the other end acts on the L-shaped slider through the spring. A first transverse groove and a second transverse groove are arranged on one side of the placement cavity close to the L-shaped slider. The bottom end of the L-shaped slider passes through the second transverse groove and is fixed on the fixing frame.

[0010] Preferably, ventilation grooves are arranged on the fixing frame. Fixed grooves are arranged on two opposite inner sides of the ventilation grooves. A support ring block surrounding the ventilation grooves for one week is arranged on the lower side of the fixed grooves. The ventilation plate is arranged in the ventilation grooves. The bottom side of the ventilation plate is placed on the support ring block. The bottom end of the L-shaped slider is arranged in the fixed grooves.

[0011] Preferably, a plurality of fixing screw holes are arranged on the fixing frame.

[0012] Compared with the prior art, the beneficial effects of this technical solution are as follows:

[0013] The utility model adopts a grate plate device for a cement clinker cooler that can adjust the width of the ventilation groove by itself to meet the diameters of different-sized clinkers. The device is provided with components such as an adjusting plate and a sliding control structure. According to the size of the cement clinker, by pulling the sliding control structure, the adjusting plate slides in the ventilation plate, so that the overlapping width of the openings of the first ventilation groove and the second ventilation groove is smaller than the size of the cement clinker to be cooled. The cement clinker cannot fall at the overlapping ventilation grooves, thereby realizing the effect that the device can adjust the width of the ventilation groove according to the size of the clinker to avoid falling, and there is no need to replace the ventilation plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic structural diagram of a grate plate device for a cement clinker cooler of the utility model.

[0015] Figure 2 It is a schematic structural diagram of the adjusting plate in the ventilation plate of the utility model.

[0016] Figure 3 It is a schematic structural diagram of the connection between the ventilation plate and the fixing frame of the utility model.

[0017] Figure 4 It is the front view of the utility model.

[0018] Wherein: 1. Fixing frame; 2. Ventilation plate; 3. Adjusting groove; 4. Adjusting plate; 5. Sliding groove; 6. Sliding rod; 7. Twisting piece; 8. First ventilation groove; 9. Second ventilation groove; 10. Fixing screw hole; 11. Support ring block; 12. Placement cavity; 13. L-shaped slider; 14. Fixed groove; 15. Telescopic rod; 16. Spring; 17. First transverse groove; 18. Second transverse groove; 19. Avoidance groove; 20. Ventilation groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Figures 1 to 4This is the best embodiment of the present utility model. The following will further describe the present utility model in conjunction with the attached drawings. Figures 1 to 4 Further description of the present utility model will be made below.

[0020] Referring to Figures 1 to 2 , the grate plate device for the cement clinker cooler includes a fixed frame 1, a ventilation plate 2, an adjustment plate 4, a sliding control structure, a first ventilation groove 8 and a second ventilation groove 9. A plurality of vertical first ventilation grooves 8 are arranged in parallel on the ventilation plate 2, and a plurality of vertical second ventilation grooves 9 are also arranged in parallel on the adjustment plate 4. In this embodiment, the first ventilation grooves 8 and the second ventilation grooves 9 have the same size and the same direction, and there are 7 of each. The adjustment plate 4 is slidably arranged inside the ventilation plate 2, the ventilation plate 2 is installed on the fixed frame 1, and 4 fixing screw holes 10 are arranged at the four corners of the fixed frame 1. Bolts pass through the fixing screw holes 10 to install the fixed frame 1 onto the frame of the cooler.

[0021] An adjustment groove 3 in a rectangular shape is arranged inside the ventilation plate 2, the adjustment plate 4 is installed in the adjustment groove 3, and the size of the adjustment plate 4 is smaller than that of the adjustment groove 3. A sliding groove 5 in a rectangular shape is arranged on the front side of the ventilation plate 2, and the sliding groove 5 communicates with the adjustment groove 3. The sliding control structure passes through the sliding groove 5 and connects to the adjustment plate 4.

[0022] The sliding control structure includes a sliding rod 6 and a torsion piece 7. One end of the sliding rod 6 is fixed to the side edge of the adjustment plate 4, and the other end passes through the sliding groove 5 and connects to the torsion piece 7. By pushing the torsion piece 7, the adjustment plate 4 slides in the adjustment groove 3 of the ventilation plate 2, thereby changing the overlapping width between the first ventilation grooves 8 and the second ventilation grooves 9.

[0023] The ventilation plate 2 is installed on the fixed frame 1. A ventilation groove 20 is arranged on the fixed frame 1. Fixed grooves 14 are arranged on the two opposite inner sides of the ventilation groove 20. A support ring block 11 surrounding the ventilation groove 20 for one week is arranged on the lower side of the fixed groove 14. The ventilation plate 2 is arranged in the ventilation groove 20, and the support ring block 11 plays a supporting role for the ventilation plate 2.

[0024] Referring to Figure 3 , a placement cavity 12 is arranged between the two ends of the ventilation plate 2 and the adjustment groove 3. A first transverse groove 17 and a second transverse groove 18 are arranged on one side of the placement cavity 12 close to one end of the ventilation plate 2. The first transverse groove 17 is arranged above the second transverse groove 18. A telescopic rod 15 is fixed on one side of the placement cavity 12 close to the adjustment groove 3, and the other end is fixedly connected to an L-shaped slider 13. The L-shaped slider 13 can slide smoothly in the placement cavity 12 through the telescopic rod 15. A spring 16 is sleeved on the outer surface of the telescopic rod 15. The acting force of the spring 16 enables the bottom end of the L-shaped slider 13 to pass through the second transverse groove 18, and the vertical part fits against the inner wall of the placement groove 12.

[0025] The ventilation plate 2 is placed in the ventilation groove 20. The support ring block 11 plays a supporting role for the ventilation plate 2, so that the L-shaped slider 13 and the fixed groove 14 are at the same height. The part of the bottom end of the L-shaped slider 13 extending out of the second transverse groove 18 is buckled with the inside of the fixed groove 14, thereby fixing the ventilation plate 2 in the fixing frame 1. When the ventilation plate 2 needs to be replaced, apply a reaction force against the telescopic rod 15 and the spring 16 to the L-shaped slider 13 through the first transverse groove 17, push the bottom end of the L-shaped slider 13 out of the fixed groove 14 and lift the ventilation plate 2 upward.

[0026] Refer to Figure 4 , a concave avoidance groove 19 is arranged on the upper side of the fixing frame 1. The ventilation plate 2 is fixed on the fixing frame 1, and the torsion piece 7 is placed in the avoidance groove 19, so as not to block the pushing of the torsion piece 7.

[0027] Working process:

[0028] In the actual production process, the fixing frame 1 is installed on the frame of the cooler through bolts. According to the size of the cement clinker to be cooled, slide the adjusting plate 4 to change the overlapping width between the first ventilation groove 8 and the second ventilation groove 9 to meet the size of the cement clinker. When the cement clinker is too small and still cannot be satisfied after adjustment, apply a force to the part of the bottom end of the L-shaped slider 13 extending out of the second transverse groove 18, push it out of the fixed groove 14 and lift the ventilation plate 2 upward, and just replace the ventilation plate 2 with a suitable size.

[0029] The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention in other forms. Any person skilled in the art may use the disclosed technical content to make changes or modifications into equivalent embodiments with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention without departing from the technical solution content of the present invention still fall within the protection scope of the technical solution of the present invention.

Claims

1. A grate plate device for a cement clinker cooler, characterized in that: The invention comprises a fixing frame (1), a ventilation plate (2), an adjustment plate (4) and a sliding control structure, wherein the ventilation plate (2) is mounted on the fixing frame (1), a plurality of first ventilation slots (8) are arranged at equal intervals on the ventilation plate (2), a plurality of second ventilation slots (9) are arranged at equal intervals on the adjustment plate (4) and are in the same direction as the first ventilation slots (8), the adjustment plate (4) is slidably arranged in the ventilation plate (2), the sliding control structure is arranged between the adjustment plate (4) and the ventilation plate (2), and the sliding control structure controls the sliding of the adjustment plate (4).

2. A grate plate device for a cement clinker cooler according to claim 1, characterized in that: The ventilation plate (2) is provided with an adjustment groove (3) and a sliding groove (5); the adjustment plate (4) is arranged in the adjustment groove (3); the sliding groove (5) is arranged on one side of the ventilation plate (2) and is connected to the adjustment groove (3); and the sliding control structure passes through the sliding groove (5) and is connected to the adjustment plate (4).

3. A grate plate device for a cement clinker cooler according to claim 2, characterized in that: The sliding control structure comprises a sliding rod (6) and a twisting plate (7); one end of the sliding rod (6) is fixed on the adjustment plate (4), and the other end passes through the sliding groove (5) and is connected to the twisting plate (7).

4. A grate plate device for a cement clinker cooler according to claim 3, characterized in that: An avoidance groove (19) is provided on the fixing frame (1), and the twisting piece (7) is arranged in the avoidance groove (19).

5. The grate plate device for a cement clinker cooler according to claim 1, characterized in that: It also includes a telescopic rod (15), a spring (16) and an L-shaped slider (13); one end of the telescopic rod (15) is fixed to a placement cavity (12) inside the ventilation plate (2); the other end passes through the spring (16) to act on the L-shaped slider (13); a first transverse groove (17) and a second transverse groove (18) are provided on one side of the placement cavity (12) close to the L-shaped slider (13); the bottom end of the L-shaped slider (13) passes through the second transverse groove (18) and is fixed to the fixing frame (1).

6. A grate plate device for a cement clinker cooler according to claim 5, characterized in that: The fixing frame (1) is provided with a ventilation groove (20), and fixing grooves (14) are provided on two opposite inner sides of the ventilation groove (20). A supporting ring block (11) surrounding the ventilation groove (20) is provided on the lower side of the fixing groove (14). The ventilation plate (2) is arranged in the ventilation groove (20), the supporting ring block (11) supports the ventilation plate (2), and the bottom end of the L-shaped sliding block (13) is arranged in the fixing groove (14).

7. The grate plate device for a cement clinker cooler according to claim 1, characterized in that: A plurality of fixing screw holes (10) are provided on the fixing frame (1).

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