Lime preparation device

Abstract

The utility model provides a lime preparation device, which relates to the technical field of lime preparation and comprises a crushing bin, a first conveying device is arranged on the top side of an inner cavity of the crushing bin, a crushing device is arranged in the inner cavity of the crushing bin, a second conveying device is arranged on the bottom side of the inner cavity of the crushing bin, and a dust falling device is arranged on one side of the surface of the crushing bin. According to the limestone crushing device, limestone needing to be crushed is fed into the crushing bin through the feeding opening, falls on the surface of the first conveying belt and is conveyed to the top of the crushing device to fall off, and the second motor can drive the first crushing roller and the second crushing roller to rotate after being started; crushing rods on the surfaces of a crushing roller I and a crushing roller II are synchronously driven to rotate to crush limestone, crushed blocks with proper sizes fall off through gaps between screening plates, larger blocks are continuously crushed until falling off, and the limestone is crushed by matching the crushing rods with the screening plates; and the influence on subsequent lime production caused by incomplete crushing can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of lime preparation, in particular to a lime preparation device. Background Art

[0002] In the lime making process, the natural rock containing calcium carbonate (limestone) is first broken into relatively small blocks to facilitate burning in the calciner. Then, firewood is added to the lime kiln for ignition, a layer of coal is placed on top, and another layer of stones is added, and the process is repeated until the required height is reached. Then the fire is lit, the temperature is raised to about 1000 degrees Celsius, and the calcination is continued for a period of time depending on the design of the lime kiln. After the carbon dioxide produced during the calcination process is removed, the fire is turned off and the limestone is allowed to cool naturally. In this way, quicklime is made.

[0003] In the prior art, in lime production, when limestone is pre-crushed into small pieces, the commonly used crushers do not crush the limestone thoroughly enough, which will affect the subsequent lime production; and a large amount of dust will be generated during the crushing process, which will pollute the environment.

[0004] Therefore, a lime preparation device is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and proposes a lime preparation device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a lime preparation device, comprising: a crushing bin, a conveying device 1 is arranged on the top side of the inner cavity of the crushing bin, a crushing device is arranged in the inner cavity of the crushing bin, a conveying device 2 is arranged on the bottom side of the inner cavity of the crushing bin, and a dust reduction device is arranged on one side of the surface of the crushing bin.

[0007] Preferably, two supporting legs 1 are fixedly installed on the bottom of one side of the crushing bin, two supporting legs 2 are fixedly installed on the bottom of the other side of the crushing bin, a feed port is opened on one side of the top of the crushing bin, a protective plate 1 is fixedly installed on the top of the inner cavity of the crushing bin, a protective plate 2 is fixedly installed on the bottom of the inner cavity of the crushing bin, and a discharge port is opened on one side of the crushing bin.

[0008] Preferably, the conveying device comprises a motor and a linkage shaft, one side of the motor is fixedly mounted on the surface of one side of the crushing bin, the output end of the motor passes through the surface of the crushing bin through a bearing and is equipped with a transmission shaft, one end of the transmission shaft is mounted on the inner side of the crushing bin through a bearing, both ends of the linkage shaft are respectively mounted on both sides of the inner wall of the crushing bin through bearings, a conveyor belt is sleeved on the surface of the transmission shaft and the linkage shaft, and the conveyor belt is located below a protective plate.

[0009] Preferably, the crushing device includes motor 2 and multiple sub-screen plates, the two sides of the multiple sub-screen plates are respectively fixedly mounted on the two sides of the inner wall of the crushing bin, one side of the motor 2 is fixedly mounted on one side of the crushing bin, the output end of the motor 2 passes through the surface of the crushing bin via a bearing and is equipped with a crushing roller 1, one end of the crushing roller 1 passes through one side of the inside of the crushing bin via a bearing and is equipped with a gear 1, the surface of the gear 1 is meshed with a gear 2, one side of the gear 2 passes through the surface of the crushing bin via a movable shaft and is equipped with a crushing roller 2, one end of the crushing roller 2 is installed on one side of the inside of the crushing bin via a bearing, multiple crushing rods are fixedly mounted on the surfaces of the crushing roller 1 and the crushing roller 2, the multiple crushing rods are evenly divided into multiple groups, and the multiple groups of crushing rods are respectively movable in the middle of multiple sub-screen plates.

[0010] Preferably, the conveying device 2 includes a motor 3 and a linkage shaft 2, one side of the motor 3 is fixedly mounted on one side of the surface of the crushing bin, the output end of the motor 3 passes through the surface of the crushing bin through a bearing and is equipped with a transmission shaft 2, one end of the transmission shaft 2 is mounted on one side of the inner wall of the crushing bin through a bearing, both ends of the linkage shaft 2 are respectively mounted on both sides of the inner wall of the crushing bin through bearings, a conveyor belt 2 is sleeved on the surface of the transmission shaft 2 and the linkage shaft 2, and the surface of one end of the conveyor belt 2 is located below the protective plate 2.

[0011] Preferably, the dust reduction device comprises a connecting pipe, one end of which is installed through the top of one side of the crushing bin, one end of which is connected to a suction fan, and a dust reduction bag is fixedly connected to an air outlet end of the suction fan.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) In the present invention, when crushing limestone, the motor 1, motor 2, motor 3 and suction fan are first started through an external controller, and the limestone to be crushed is put into the crushing bin through the feed port. The limestone will fall on the surface of the conveyor belt 1 after being blocked by the protective plate 1 to prevent it from falling on the gap at the edge of the conveyor belt 1. After starting, the motor 1 will drive the transmission shaft 1 to rotate to drive the conveyor belt 1 to move, and transport the limestone to the top of the crushing device. After the limestone falls to the top of the crushing device, the motor 2 will drive the crushing roller 1 and the gear 1 to rotate after starting. The gear 2 drives the crushing roller 2 to rotate, and synchronously drives the crushing rods on the surface of the crushing rollers 1 and 2 to rotate to crush the limestone. After being crushed into pieces of suitable sizes, they will fall through the gaps between the sieve plates. The larger pieces will continue to be crushed until they fall. The crushed limestone will fall on the surface of the conveyor belt 2, and as the motor 3 starts, it drives the drive shaft 2 and the conveyor belt 2 to rotate, and the crushed limestone blocks will fall out of the discharge port. The limestone is crushed by the crushing rod in conjunction with the sieve plate to avoid the impact of incomplete crushing on subsequent lime production.

[0014] (2) In the utility model, the crushing of limestone in the device is carried out by crushing rods and sub-screen plates. The crushing rods and sub-screen plates both perform crushing work inside the crushing bin. Above the crushing rods and sub-screen plates, a connecting pipe is connected to one side of the crushing bin. After the suction fan is started, the air inlet end of the suction fan will draw out the dust inside the crushing bin through the connecting pipe, and send it to the dust reduction bag through the air outlet for dust reduction treatment, so as to prevent the dust from floating to the outside through the feed port and the discharge port. After the device stops running, the dust in the dust reduction bag can be uniformly treated to avoid environmental pollution caused by the dust generated during crushing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required to be used in the embodiments are briefly introduced below.

[0016] Figure 1 This is a main schematic diagram of a lime preparation device proposed in the utility model;

[0017] Figure 2 This is a side view of a lime preparation device proposed by the utility model;

[0018] Figure 3 This is a diagram showing the internal structure of a crushing bin of a lime preparation device proposed in the utility model;

[0019] Figure 4 This is a diagram of the internal structure of a crushing bin of a lime preparation device proposed in the utility model.

[0020] Legend:

[0021] 1. Crushing bin; 101. Support leg one; 102. Support leg two; 103. Feed inlet; 104. Protective plate one; 105. Protective plate two; 106. Discharge outlet; 2. Conveying device one; 201. Motor one; 202. Drive shaft one; 203. Linkage shaft one; 204. Conveyor belt one; 3. Crushing device; 301. Motor two; 302. Crushing roller one; 303. Gear one; 304. Gear two; 305. Crushing roller two; 306. Crushing rod; 307. Screening plate; 4. Conveying device two; 401. Motor three; 402. Drive shaft two; 403. Linkage shaft two; 404. Conveyor belt two; 5. Dust suppression device; 501. Connecting pipe; 502. Suction fan; 503. Dust suppression bag. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of well-known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0023] Please refer to Figure 1-4 The utility model provides a technical solution: a lime preparation device, comprising: a crushing bin 1, a conveying device 2 is arranged on the top side of the inner cavity of the crushing bin 1, a crushing device 3 is arranged in the inner cavity of the crushing bin 1, a conveying device 2 4 is arranged on the bottom side of the inner cavity of the crushing bin 1, and a dust reduction device 5 is arranged on one side of the surface of the crushing bin 1.

[0024] Specifically: the crushing bin 1 plays the role of installation support, and the crushing work is carried out inside the crushing bin 1, which plays a partial dust prevention role. The conveying device 1 2 and the conveying device 2 4 play the role of transportation. The crushing device 3 plays the role of crushing limestone, and the dust reduction device 5 plays the role of dust prevention and dust reduction.

[0025] In this embodiment: two supporting legs 101 are fixedly installed on the bottom of one side of the crushing bin 1, two supporting legs 102 are fixedly installed on the bottom of the other side of the crushing bin 1, a feed port 103 is opened on one side of the top of the crushing bin 1, a protective plate 104 is fixedly installed on the top of the inner cavity of the crushing bin 1, a protective plate 2 105 is fixedly installed on the bottom of the inner cavity of the crushing bin 1, and a discharge port 106 is opened on one side of the crushing bin 1.

[0026] Specifically, support leg 101 and support leg 2 102 play a supporting role, feed port 103 is convenient for feeding, protective plate 104 prevents limestone from falling into the gap at the edge of conveyor belt 1 204, protective plate 2 105 prevents crushed limestone from falling into the gap at the edge of conveyor belt 2 404, and discharge port 106 is convenient for discharging.

[0027] In this embodiment: the conveying device 2 includes a motor 201 and a linkage shaft 203, one side of the motor 201 is fixedly mounted on the surface of one side of the crushing bin 1, the output end of the motor 201 passes through the surface of the crushing bin 1 through a bearing and is equipped with a transmission shaft 202, one end of the transmission shaft 202 is mounted on the inner side of the crushing bin 1 through a bearing, both ends of the linkage shaft 203 are respectively mounted on both sides of the inner wall of the crushing bin 1 through bearings, a conveyor belt 204 is sleeved on the surface of the transmission shaft 202 and the linkage shaft 203, and the conveyor belt 204 is located below the protective plate 104.

[0028] Specifically, after the motor 201 is started, it drives the transmission shaft 202 to rotate, and the transmission shaft 202 drives the conveyor belt 204 and the linkage shaft 203 to rotate.

[0029] In this embodiment: the crushing device 3 includes a motor 2 301 and a plurality of sub-screen plates 307, both sides of the plurality of sub-screen plates 307 are respectively fixedly mounted on both sides of the inner wall of the crushing bin 1, one side of the motor 2 301 is fixedly mounted on one side of the crushing bin 1, the output end of the motor 2 301 penetrates the surface of the crushing bin 1 through a bearing and is equipped with a crushing roller 1 302, one end of the crushing roller 1 302 penetrates the side of the inside of the crushing bin 1 through a bearing and is equipped with a gear 1 303, the surface of the gear 1 303 is meshed with a gear 2 304, one side of the gear 2 304 penetrates the surface of the crushing bin 1 through a movable shaft and is equipped with a crushing roller 2 305, one end of the crushing roller 2 305 is mounted on one side of the inside of the crushing bin 1 through a bearing, a plurality of crushing rods 306 are fixedly mounted on the surfaces of the crushing roller 1 302 and the crushing roller 2 305, the plurality of crushing rods 306 are evenly divided into a plurality of groups, and the plurality of groups of crushing rods 306 are respectively movable in the middle of a plurality of sub-screen plates 307.

[0030] Specifically, after starting, the motor 2 301 will drive the crushing roller 1 302 and the gear 1 303 to rotate, and drive the crushing roller 2 305 to rotate through the gear 2 304, and synchronously drive the crushing roller 1 302 and the crushing rod 306 on the surface of the crushing roller 2 305 to rotate to crush the limestone. After being broken into pieces of suitable sizes, they will fall through the gaps between the sieve plates 307, and larger pieces will continue to be crushed until they fall.

[0031] In this embodiment: the conveying device 2 4 includes a motor 3 401 and a linkage shaft 2 403, one side of the motor 3 401 is fixedly installed on one side of the surface of the crushing bin 1, the output end of the motor 3 401 passes through the surface of the crushing bin 1 through a bearing and is equipped with a transmission shaft 2 402, one end of the transmission shaft 2 402 is installed on one side of the inner wall of the crushing bin 1 through a bearing, both ends of the linkage shaft 2 403 are respectively installed on both sides of the inner wall of the crushing bin 1 through bearings, the surfaces of the transmission shaft 2 402 and the linkage shaft 2 403 are sleeved with a conveyor belt 2 404, and the surface of one end of the conveyor belt 2 404 is located below the protective plate 2 105.

[0032] Specifically, the motor 3 401 is started to drive the transmission shaft 2 402 and the conveyor belt 2 404 to rotate, and the crushed limestone blocks fall out of the discharge port 106 .

[0033] In this embodiment: the dust reduction device 5 includes a connecting pipe 501, one end of which is installed on the top of one side of the crushing bin 1, one end of the connecting pipe 501 is connected to a suction fan 502, and the air outlet end of the suction fan 502 is fixedly connected to a dust reduction bag 503.

[0034] Specifically, after the suction fan 502 is started, the air inlet end of the suction fan 502 will extract the dust inside the crushing bin 1 through the connecting pipe 501, and send it to the dust reduction bag 503 through the air outlet end for dust reduction treatment.

[0035] Working principle: When using this device to crush limestone, first start the motor 201, motor 301, motor 401 and suction fan 502 through the external controller, and put the limestone to be crushed into the crushing bin 1 through the feed port 103. The limestone will fall on the surface of the conveyor belt 204 after being blocked by the protective plate 104 to prevent it from falling on the gap at the edge of the conveyor belt 204. After starting, the motor 201 will drive the transmission shaft 202 to rotate to drive the conveyor belt 204 to move, The limestone is transported to the top of the crushing device 3. After the limestone falls to the top of the crushing device 3, the motor 2 301 will drive the crushing roller 1 302 and the gear 1 303 to rotate after starting, and drive the crushing roller 2 305 to rotate through the gear 2 304, and synchronously drive the crushing roller 1 302 and the crushing rod 306 on the surface of the crushing roller 2 305 to rotate to crush the limestone. After being crushed into pieces of suitable size, they will fall through the gap between the sub-screen plates 307. Larger pieces will continue to be crushed until they fall. The crushed limestone The crushed limestone will fall on the surface of the conveyor belt 2 404, and as the motor 3 401 starts, the transmission shaft 2 402 and the conveyor belt 2 404 rotate to make the crushed limestone pieces fall out of the discharge port 106. The crushing rod 306 cooperates with the sub-screen plate 307 to crush the limestone, which can avoid the impact of incomplete crushing on the subsequent lime production. In this device, the crushing of limestone is carried out by the crushing rod 306 and the sub-screen plate 307. The crushing rod 306 and the sub-screen plate 307 are both inside the crushing bin 1 for crushing. Above the crushing rod 306 and the sub-screen plate 307, a connecting pipe 501 is connected to one side of the crushing bin 1. After the suction fan 502 is started, the air inlet end of the suction fan 502 will draw out the dust inside the crushing bin 1 through the connecting pipe 501, and send it to the dust reduction bag 503 through the air outlet end for dust reduction treatment, so as to prevent the dust from floating to the outside through the feed port 103 and the discharge port 106. After the device stops running, the dust in the dust reduction bag 503 can be uniformly treated to avoid environmental pollution caused by the dust generated during crushing.

[0036] It should be understood that the above specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, and do not constitute a limitation on the present invention. Therefore, any modifications, equivalent substitutions, improvements, etc. made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. In addition, the claims attached to the present invention are intended to cover all changes and modifications that fall within the scope and boundaries of the attached claims, or the equivalent forms of such scope and boundaries.

Claims

1. A lime preparation device, characterized in that: include: A crushing bin (1), wherein a conveying device 1 (2) is arranged on the top side of the inner cavity of the crushing bin (1), a crushing device (3) is arranged in the inner cavity of the crushing bin (1), a conveying device 2 (4) is arranged on the bottom side of the inner cavity of the crushing bin (1), and a dust suppression device (5) is arranged on one side of the surface of the crushing bin (1); The crushing device (3) comprises a second motor (301) and a plurality of sub-screen plates (307), the two sides of the plurality of sub-screen plates (307) being fixedly mounted on the two sides of the inner wall of the crushing bin (1), one side of the second motor (301) being fixedly mounted on one side of the crushing bin (1), the output end of the second motor (301) being provided with a crushing roller (302) through a bearing penetrating the surface of the crushing bin (1), one end of the crushing roller (302) being provided with a gear (303) through a bearing penetrating the inner side of the crushing bin (1), the gear (303) being provided with a gear (303) The surface of the first crushing roller (302) and the second crushing roller (305) is meshed with a second gear (304), one side of the second gear (304) is penetrated through the surface of the crushing bin (1) by a movable shaft and is installed with a second crushing roller (305), one end of the second crushing roller (305) is installed on one side of the crushing bin (1) through a bearing, and a plurality of crushing rods (306) are fixedly installed on the surface of the first crushing roller (302) and the second crushing roller (305), and the plurality of crushing rods (306) are evenly divided into a plurality of groups, and the plurality of groups of crushing rods (306) are respectively movable in the middle of a plurality of sub-screen plates (307); The dust reduction device (5) comprises a connecting pipe (501), one end of which is installed through the top of one side of the crushing bin (1), one end of which is connected to a suction fan (502), and a dust reduction bag (503) is fixedly connected to the air outlet end of the suction fan (502).

2. A lime preparation device according to claim 1, characterized in that: Two supporting legs (101) are fixedly mounted on the bottom of one side of the crushing bin (1), and two supporting legs (102) are fixedly mounted on the bottom of the other side of the crushing bin (1). A feed inlet (103) is provided on one side of the top of the crushing bin (1). A protective plate (104) is fixedly mounted on the top of the inner cavity of the crushing bin (1), and a protective plate (105) is fixedly mounted on the bottom of the inner cavity of the crushing bin (1). A discharge outlet (106) is provided on one side of the crushing bin (1).

3. A lime preparation device according to claim 1, characterized in that: The conveying device (2) comprises a motor (201) and a linkage shaft (203), one side of the motor (201) is fixedly mounted on the surface of one side of the crushing bin (1), the output end of the motor (201) is penetrated through the surface of the crushing bin (1) by a bearing and is provided with a transmission shaft (202), one end of the transmission shaft (202) is mounted on the inner side of the crushing bin (1) by a bearing, the two ends of the linkage shaft (203) are respectively mounted on the two sides of the inner wall of the crushing bin (1) by bearings, the surfaces of the transmission shaft (202) and the linkage shaft (203) are sleeved with a conveyor belt (204), and the conveyor belt (204) is located below the protective plate (104).

4. A lime preparation device according to claim 1, characterized in that: The transmission device 2 (4) comprises a motor 3 (401) and a linkage shaft 2 (403), one side of the motor 3 (401) is fixedly mounted on one side of the surface of the crushing bin (1), the output end of the motor 3 (401) is penetrated through the surface of the crushing bin (1) by a bearing and is provided with a transmission shaft 2 (402), one end of the transmission shaft 2 (402) is mounted on one side of the inner wall of the crushing bin (1) by a bearing, the two ends of the linkage shaft 2 (403) are respectively mounted on both sides of the inner wall of the crushing bin (1) by bearings, the surfaces of the transmission shaft 2 (402) and the linkage shaft 2 (403) are sleeved with a conveyor belt 2 (404), and the surface of one end of the conveyor belt 2 (404) is located below the protective plate 2 (105).

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