Intelligent calcining equipment

Abstract

The utility model relates to the technical field of calcining equipment, and discloses intelligent calcining equipment which comprises a calcining furnace body, a supporting frame installed on the bottom face of the calcining furnace body and a discharging pipe installed at the lower end of the calcining furnace body, the lower end of the discharging pipe is fixedly connected with a material collecting box, and a material collecting cavity is formed in the material collecting box. A conveying cylinder is fixedly connected to one side of the material collecting box, a conveying cavity is formed in the conveying cylinder, a connecting opening is formed in the connecting position of the material collecting box and the conveying cylinder, a discharging opening is formed in the upper end of the conveying cylinder in a penetrating mode, a conveying mechanism is connected to the inner wall of the conveying cavity, and a cooling mechanism is connected to the inner wall of the conveying cavity. According to the intelligent calcining equipment, after calcined lime is discharged from the discharging pipe, the calcined lime firstly enters the material collecting box and the conveying barrel to be cooled and then is discharged to the outside, and therefore the possibility that the lime powder is adhered to an external conveying belt due to overheating and even causes damage to the conveying belt can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to calcining equipment technical field, concretely is a kind of intelligent calcining equipment. BACKGROUND

[0002] Calcining shaft kiln, also known as vertical kiln or bottle kiln, is an industrial equipment for calcining various minerals such as limestone, dolomite and bauxite. Intelligent calcining shaft kiln refers to a new type of calcining equipment that realizes intelligent monitoring, optimization and management of the calcining process by integrating modern information technology, automation control technology, sensing technology and network communication technology, etc. on the basis of traditional calcining shaft kiln.

[0003] The patent with the announcement number CN210796246U discloses a new lime kiln, which includes a cooling section body. Four load-bearing support columns are uniformly installed at the bottom of the cooling section body. A discharge seat is fixedly installed at the bottom of the cooling section body. A discharge pipe is fixedly installed at the right side of the discharge seat. A dust removal fan is fixedly installed at the side of the discharge pipe away from the discharge seat. The lime kiln has a preheating section body composed of a washout-resistant section and a reinforced section. The reinforced section is integrally cast and formed, which improves the stability of the uppermost layer of the lime kiln and avoids the loosening of the upper layer of bricks, thereby eliminating potential dangers. The washout-resistant section is built with phosphate bricks, which effectively improves the wear resistance of the preheating section body, greatly prolongs the service life and maintenance period of the bricks, saves costs, and saves costs. The calcining section body is built with high-alumina bricks, which can save costs.

[0004] However, the above-mentioned lime kiln still has the following problems in actual use:

[0005] After limestone is calcined in the intelligent calcining shaft kiln, it is discharged from the lowermost discharge port and falls onto the external conveying belt for transmission to the next step. However, the freshly calcined lime still has some heat when it is discharged. This heat may stick to the surface of the conveying belt or even melt the surface of the conveying belt when it falls onto the conveying belt, thereby affecting the normal conveying of the lime and the quality of the already calcined lime. INVENTION CONTENTS

[0006] To overcome the shortcomings of the prior art, the utility model provides an intelligent calcining equipment, which can further cool the calcined lime.

[0007] To achieve the above object, the utility model provides the following technical scheme: An intelligent calcination equipment, including calcination furnace body, support frame installed at the bottom surface of calcination furnace body and the lower end of the blanking pipe of calcination furnace body, the lower end of blanking pipe is fixedly connected with the material collecting box, the inside of material collecting box is equipped with material collecting cavity, the side of material collecting box is fixedly connected with the conveying cylinder, the inside of conveying cylinder is equipped with conveying cavity, the connecting portion of material collecting box and conveying cylinder is equipped with the connecting mouth, the upper end of conveying cylinder is equipped with the discharge port, the inner wall of conveying cavity is connected with the conveying mechanism, the inner wall of conveying cavity is connected with the cooling mechanism.

[0008] Further, the inner wall of the material collecting cavity is connected with a dust falling mechanism, the dust falling mechanism comprises a suction box, a cross support, a suction fan motor and a suction fan, the outer wall of the suction box is fixedly connected with the inner wall of the material collecting cavity, a suction cavity is formed through the upper surface of the suction box, the four ends of the cross support are fixedly connected with the inner wall of the suction cavity, the outer wall of the suction fan motor is fixedly connected with the upper surface of the cross support, the output shaft of the suction fan motor is fixedly connected with the suction fan, and the suction cavity is in communication with the material collecting cavity.

[0009] Further, the conveying mechanism comprises a conveying motor, a transmission rod and an auger disc, the outer wall of the conveying motor is fixedly connected with the outer wall of the conveying cylinder away from the calcination furnace body, the output shaft of the conveying motor is fixedly connected with one end of the transmission rod, and the other end of the transmission rod penetrates through the conveying cylinder and is fixedly connected with the auger disc.

[0010] Further, the cooling mechanism comprises a liquid outlet pipe, a support seat, a cooling pump, a liquid inlet pipe and a wire pipe, the outer wall of the support seat is fixedly connected with the outer wall of the material collecting box, the outer wall of the cooling pump is fixedly connected with the support seat, the output end of the cooling pump is fixedly connected with the liquid inlet pipe, the other end of the liquid inlet pipe penetrates through the outer wall of the conveying cylinder and is fixedly connected with one end of the wire pipe, the other end of the wire pipe is fixedly connected with the liquid outlet pipe, and the other end of the liquid outlet pipe penetrates through the inner wall of the conveying cavity and is fixedly connected with the input end of the cooling pump.

[0011] Further, the bottom surface of the material collecting cavity is fixedly connected with an inclined plate, and the lower end of the inclined plate faces the conveying cylinder.

[0012] Further, the end of the suction box close to the inclined plate is provided with an inclined surface, and the angle of the inclined surface is the same as that of the inclined plate.

[0013] Further, the end of the conveying cylinder close to the calcination furnace body is fixedly connected with a discharging table, and the discharging table is flush with the discharge port in height.

[0014] Further, the upper surfaces of the outer walls of the material collecting box and the conveying cylinder are fixedly connected with the bottom surface of the support frame.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The intelligent calcination equipment, by increasing a material collecting box and a conveying cylinder at the discharging pipe of the calcination furnace body, and by arranging a conveying mechanism and a cooling mechanism inside the material collecting box and the conveying cylinder, when the calcined lime is discharged from the discharging pipe, will first enter the material collecting box and the conveying cylinder to be cooled, and then discharged to the outside, thereby reducing the possibility of the lime powder sticking to the external conveying belt due to overheating, and even causing damage to the conveying belt. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a whole appearance schematic view of the present application;

[0018] Figure 2 It is a whole appearance schematic view of the present application from another perspective;

[0019] Figure 3 It is a cross-sectional schematic view of the material collecting box and the conveying cylinder of the present application;

[0020] Figure 4 It is a cross-sectional schematic view of the present application Figure 3 after removing the transmission rod and the auger disc;

[0021] Figure 5 It is a cross-sectional schematic view of the present application Figure 3 after removing the calcination furnace body;

[0022] Figure 6 It is a cross-sectional schematic view of the filter screen and the air extraction box of the present application;

[0023] Figure 7 It is an enlarged schematic view of position A in the present application Figure 1 .

[0024] In the figure: 1, calcination furnace body; 2, support frame; 3, discharging pipe; 4, material collecting box; 5, conveying cylinder; 6, discharging table; 7, discharging pipe; 8, support seat; 9, cooling pump; 10, liquid inlet pipe; 11, conveying motor; 12, air extraction fan; 13, inclined plate; 14, connecting port; 15, twisted pipe; 16, auger disc; 17, conveying cavity; 18, transmission rod; 19, discharging port; 20, air extraction box; 21, material collecting cavity; 22, air extraction cavity; 23, cross support; 24, air extraction motor. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application.

[0026] Please refer to Figures 1-7The utility model discloses an intelligent calcination equipment, including calcination furnace body 1, install the support frame 2 of calcination furnace body 1 bottom and install the unloading pipe 3 of calcination furnace body 1 lower extreme, the lower extreme fixedly connected with the material collecting box 4 of unloading pipe 3, the inside of material collecting box 4 is provided with material collecting cavity 21, the one side fixedly connected with conveying cylinder 5 of material collecting box 4, the inside of conveying cylinder 5 is provided with conveying cavity 17, and the connecting mouth 14 is set up at the junction of material collecting box 4 and conveying cylinder 5, and the upper end of conveying cylinder 5 is through and is provided with the discharge port 19, and the inner wall of conveying cavity 17 is connected with conveying mechanism, and the inner wall of conveying cavity 17 is connected with cooling mechanism.

[0027] The utility model discloses an intelligent calcination equipment with the similar structure of the prior art, such as the patent disclosed in CN217809205U, a kind of vertical desulfurization lime calcining furnace without aging, the main improvement of the utility model is that: when the calcined lime is discharged from the unloading pipe 3, it will first enter the inside of material collecting box 4 and conveying cylinder 5 for cooling, and then discharged to the outside, thereby reducing the possibility of sticking to the outside conveying belt due to overheating of lime powder, and even causing damage to the conveying belt. Figures 1 to 7 As shown in the figure, when the already calcined lime powder is discharged from the unloading pipe 3 in the utility model, the lime powder will first enter the material collecting cavity 21 of the material collecting box 4 through the unloading pipe 3, and then flow into the conveying cavity 17 inside the conveying cylinder 5 through the connecting port 14, and then be cooled by the cooling mechanism inside the conveying cavity 17, while being conveyed upward by the conveying mechanism, and then discharged from the discharge port 19 above the conveying cylinder 5, finally falling on the outside conveying belt outside the discharge port 19 to be conveyed to the next process or directly collected and bagged; while the lime powder enters the material collecting cavity 21 through the unloading pipe 3, some of the lime powder will splash, and then form a lime powder mist, which will be absorbed by the dust settling mechanism located in the material collecting cavity 21 and then transmitted into the material collecting cavity 21 again, and then discharged from the connecting port 14 into the conveying cavity 17, thereby avoiding resource waste.

[0028] As a preferred embodiment of the utility model, the inner wall of the material collecting cavity 21 is connected with a dust settling mechanism, which includes an air extraction box 20, a cross bracket 23, an air extraction motor 24, and an air extraction fan 12. The outer wall of the air extraction box 20 is fixedly connected with the inner wall of the material collecting cavity 21, an air extraction cavity 22 is formed through the upper surface of the air extraction box 20, the four ends of the cross bracket 23 are fixedly connected with the inner wall of the air extraction cavity 22, the outer wall of the air extraction motor 24 is fixedly connected with the upper surface of the cross bracket 23, the output shaft of the air extraction motor 24 is fixedly connected with the air extraction fan 12, and the air extraction cavity 22 is in communication with the material collecting cavity 21.

[0029] More specifically, when the lime powder forms a powder mist after entering the collecting cavity 21 through the feeding pipe 3 and is not naturally deposited in the collecting cavity 21, first, the switch of the air suction motor 24 electrically connected with the external controller is opened, and after the air suction motor 24 is started, the output shaft drives the air suction fan 12 to rotate, and at the same time, the air suction fan 12 forms a certain suction force, which is absorbed through the upper end of the air suction cavity 22 to the lime powder mist floating in the collecting cavity 21, and after passing through the air suction fan 12 and the air suction motor 24, the lime powder is dropped into the conveying cavity 17 together with the lime powder previously accumulated in the collecting cavity 21 from the connecting port 14.

[0030] As a preferred scheme of the utility model, the conveying mechanism comprises a conveying motor 11, a transmission rod 18 and an auger disc 16, the outer wall of the conveying motor 11 is fixedly connected with the outer wall of the conveying cylinder 5 away from the calcining furnace body 1, the output shaft of the conveying motor 11 is fixedly connected with one end of the transmission rod 18, and the other end of the transmission rod 18 penetrates through the conveying cylinder 5 and is fixedly connected with the auger disc 16.

[0031] More specifically, at the same time when the switch of the air suction motor 24 is opened through the external controller, the switch of the conveying motor 11 is also opened, and after the conveying motor 11 is started, the output shaft of the conveying motor 11 drives the transmission rod 18 to rotate, and the transmission rod 18 drives the auger disc 16 to rotate at the same time, and when the lime powder slides into the conveying cavity 17 from the connecting port 14, it first falls on the rotating auger disc 16, then moves upwards along the auger disc 16, and is cooled by the cooling mechanism inside the conveying cavity 17 in the moving process, and then is discharged from the discharge port 19 at the uppermost part of the conveying cylinder 5, and at this time, the discharged lime powder has been cooled and thus will not be adhered to the external conveying belt, even causing damage to the conveying belt.

[0032] As a preferred scheme of the utility model, the cooling mechanism comprises a liquid outlet pipe 7, a supporting seat 8, a cooling pump 9, a liquid inlet pipe 10 and a wire pipe 15, the outer wall of the supporting seat 8 is fixedly connected with the outer wall of the collecting box 4, the outer wall of the cooling pump 9 is fixedly connected with the supporting seat 8, the output end of the cooling pump 9 is fixedly connected with the liquid inlet pipe 10, the other end of the liquid inlet pipe 10 penetrates through the outer wall of the conveying cylinder 5 and is fixedly connected with one end of the wire pipe 15, the other end of the wire pipe 15 is fixedly connected with the liquid outlet pipe 7, and the other end of the liquid outlet pipe 7 penetrates through the inner wall of the conveying cavity 17 and is fixedly connected with the input end of the cooling pump 9.

[0033] More specifically, when the external controller opens the switch of the air suction motor 24 and the conveying motor 11, the switch of the cooling pump 9 is also opened, and after the cooling pump 9 is started, the cooling pump 9 transmits the cooling liquid from the inside of the liquid inlet pipe 10 to the wire pipe 15 in the conveying cavity 17, and then the wire pipe 15 cools the lime powder in the conveying cavity 17, and then the cooling liquid continues to move into the liquid outlet pipe 7 and then returns to the cooling pump 9 to complete the cycle cooling.

[0034] As a preferred scheme of the present application, the bottom surface of the material collecting cavity 21 is fixedly connected with the inclined plate 13, and the lower end of the inclined plate 13 faces the conveying cylinder 5.

[0035] More specifically, the lime powder entering the material collecting cavity 21 can slide faster by setting the inclined plate 13.

[0036] As a preferred scheme of the present application, the end of the air suction box 20 close to the inclined plate 13 is provided with an inclined surface, and the angle of the inclined surface is the same as that of the inclined plate 13.

[0037] More specifically, by setting the bottom surface of the air suction box 20 as an inclined surface, the flow of the lime powder can be avoided.

[0038] As a preferred scheme of the present application, the end of the conveying cylinder 5 close to the calcining furnace body 1 is fixedly connected with the discharging table 6, and the height of the discharging table 6 is flush with that of the discharging port 19.

[0039] More specifically, by setting the discharging table 6, the length of the discharging port 19 can be extended, so that the lime powder discharged from the discharging port 19 can fall more stably and accurately onto the external conveying belt.

[0040] As a preferred scheme of the present application, the upper surfaces of the outer walls of the material collecting box 4 and the conveying cylinder 5 are fixedly connected with the bottom surface of the supporting frame 2.

[0041] More specifically, by fixing the material collecting box 4 and the conveying cylinder 5 to the supporting frame 2, the stability and supporting force of the material collecting box 4 and the conveying cylinder 5 can be increased, and the probability of falling off can be reduced.

[0042] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An intelligent calcination device, comprising a calcination furnace body (1), a supporting frame (2) installed on the bottom surface of the calcination furnace body (1), and a discharging pipe (3) installed on the lower end of the calcination furnace body (1), characterized in that: The lower end of the blanking pipe (3) is fixedly connected with a material collecting box (4), the inside of the material collecting box (4) is provided with a material collecting cavity (21), one side of the material collecting box (4) is fixedly connected with a conveying cylinder (5), the inside of the conveying cylinder (5) is provided with a conveying cavity (17), the connecting part of the material collecting box (4) and the conveying cylinder (5) is provided with a connecting opening (14), the upper end of the conveying cylinder (5) is provided with a discharging opening (19), the inner wall of the conveying cavity (17) is connected with a conveying mechanism, and the inner wall of the conveying cavity (17) is connected with a cooling mechanism.

2. The intelligent calcination device according to claim 1, characterized in that: The inner wall of the material collecting cavity (21) is connected with a dust falling mechanism, the dust falling mechanism comprises an air suction box (20), a cross support (23), an air suction motor (24) and an air suction fan (12), the outer wall of the air suction box (20) is fixedly connected with the inner wall of the material collecting cavity (21), the upper surface of the air suction box (20) is provided with an air suction cavity (22), the four ends of the cross support (23) are fixedly connected with the inner wall of the air suction cavity (22), the outer wall of the air suction motor (24) is fixedly connected with the upper surface of the cross support (23), the output shaft of the air suction motor (24) is fixedly connected with the air suction fan (12), and the air suction cavity (22) is communicated with the material collecting cavity (21).

3. The intelligent calcination device according to claim 1, characterized in that: The conveying mechanism comprises a conveying motor (11), a transmission rod (18) and an auger disc (16), the outer wall of the conveying motor (11) is fixedly connected with the outer wall of the conveying cylinder (5) away from the calcining furnace body (1), the output shaft of the conveying motor (11) is fixedly connected with one end of the transmission rod (18), and the other end of the transmission rod (18) penetrates through the conveying cylinder (5) and is fixedly connected with the auger disc (16).

4. The intelligent calcination device according to claim 1, characterized in that: The cooling mechanism comprises a liquid outlet pipe (7), a supporting seat (8), a cooling pump (9), a liquid inlet pipe (10) and a wire pipe (15), the outer wall of the supporting seat (8) is fixedly connected with the outer wall of the material collecting box (4), the outer wall of the cooling pump (9) is fixedly connected with the supporting seat (8), the output end of the cooling pump (9) is fixedly connected with the liquid inlet pipe (10), the other end of the liquid inlet pipe (10) penetrates through the outer wall of the conveying cylinder (5) and is fixedly connected with one end of the wire pipe (15), the other end of the wire pipe (15) is fixedly connected with the liquid outlet pipe (7), and the other end of the liquid outlet pipe (7) penetrates through the inner wall of the conveying cavity (17) and is fixedly connected with the input end of the cooling pump (9).

5. The intelligent calcination device according to claim 2, characterized in that: The bottom surface of the material collecting cavity (21) is fixedly connected with an inclined plate (13), and the lower end of the inclined plate (13) faces the conveying cylinder (5).

6. The intelligent calcination apparatus according to claim 5, characterized in that: The end of the air suction box (20) close to the inclined plate (13) is provided with an inclined surface, and the angle of the inclined surface is the same as that of the inclined plate (13).

7. The intelligent calcination apparatus according to claim 1, characterized in that: The end of the conveying cylinder (5) close to the calcining furnace body (1) is fixedly connected with a discharging table (6), and the discharging table (6) is flush with the discharging opening (19) in height.

8. The intelligent calcination apparatus according to claim 1, characterized in that: The upper surfaces of the outer walls of the material collecting box (4) and the conveying cylinder (5) are fixedly connected with the bottom surface of the supporting frame (2).

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