Screening device for lime processing

Abstract

The utility model discloses a screening device for lime processing, which relates to the field of screening devices and comprises a support frame, a storage box arranged on the inner side of the support frame, a screening mechanism arranged at the top end of the support frame, a dustproof mechanism arranged at the top end of the screening mechanism, a funnel arranged at the bottom end of the screening mechanism and a crushing mechanism arranged on one side of the dustproof mechanism. The screening device is reasonable and reliable in structure and easy and convenient to operate, dust generated by the screening device is reduced, pollution to the environment is effectively reduced, the internal screening plate can be replaced at any time, the damaged screening plate can be replaced, the practicability of the whole device is improved, and the device is more energy-saving and environment-friendly; and a ventilation wall is formed, dust generated when the screening device works is reduced, and the environmental protection property of the device is improved.

Description

Technical Field

[0001] The utility model relates to the field of screening devices, in particular to a screening device for lime processing. Background Art

[0002] Lime is a common building material, primarily made by calcining calcium carbonate at high temperatures. This process, typically performed in a lime kiln, produces calcium oxide, also known as quicklime. Quicklime is a white, highly hygroscopic solid that reacts with water to form calcium hydroxide. This process is called slaking or slaking, resulting in slaked lime.

[0003] For example, Chinese patent CN215695711U discloses a screening device for limestone processing, which includes a box body, a base is provided at the bottom of the box body, and a vibrating screening mechanism is provided in the base. A feed port is fixedly connected to the upper part of the box body, and screening plates are provided at the upper part and the middle position of the box body for horizontal rotation. However, since the above device is not convenient for replacing the worn screen plates, it will also generate a large amount of dust during the screening process, which will increase the harm to the workers and cause pollution to the environment. In addition, the vibration of the device as a whole increases the loss of the device, which not only increases the working cost but also reduces the production quality.

[0004] Currently, no effective solutions have been proposed for the problems in related technologies. Utility Model Content

[0005] In view of the problems in the related art, the present invention proposes a screening device for lime processing to overcome the above technical problems existing in the existing related art.

[0006] To this end, the specific technical solutions adopted in this utility model are as follows:

[0007] A screening device for lime processing includes a support frame, a storage box is arranged on the inner side of the support frame, a screening mechanism is arranged on the top of the support frame, a dustproof mechanism is arranged on the top of the screening mechanism, a funnel is arranged at the bottom of the screening mechanism, and a crushing mechanism is arranged on one side of the dustproof mechanism.

[0008] Furthermore, in order to facilitate the replacement of sieve plates of different sizes, the screening mechanism includes a box body arranged at the top of the support frame, and the bottom end of the box body is connected to the funnel, and several vibration frames are arranged inside the box body, and a sieve plate is arranged inside the vibration frame, and ridges are symmetrically arranged at both ends of the bottom and top of the sieve plate, and a fixing component cooperating with the sieve plate is arranged in the middle of one side of the vibration frame; a motor is arranged on the side wall of one end of the box body, and the output shaft of the motor passes through the inner wall of the box body and is provided with a cam, a protective door is arranged on one side of the box body, and a safety component cooperating with the protective door is provided on the side wall of the other end of the box body; several support plates are arranged on the top of the inner wall of the box body, and a spring connected to the vibration frame is arranged on the top of the support plate, and several discharging plates cooperating with the vibration frame are passed through the side wall of the other end of the box body, and the end of the vibration frame away from the spring is movably connected to the inner wall of the box body, and the two groups of vibration frames are movably connected by connecting columns, and the bottom end of one of the vibration frames is provided with a connecting frame cooperating with the cam.

[0009] Furthermore, in order to secure the screen plate and prevent it from falling off due to vibration, the fixing assembly includes several fixing blocks respectively arranged at the top and bottom of one side of the vibration frame, a protective block is arranged between the several fixing blocks at the bottom of one side of the vibration frame, and a threaded rod is provided through one side of the fixing block at the bottom of one side of the vibration frame; threaded holes are provided on both end walls of the protective block to match the threaded rod. One side of the protective door is movably connected to the side wall of the box body, and a fixing plate is provided on the other side of the protective door. The safety assembly includes support blocks symmetrically arranged on the side wall of the box body, a pin is provided through the inner wall of the support block, and a safety block is provided on the outside of the pin. The bottom end of the safety block is an arc-shaped structure, and a control rod is provided through the top end of the safety block.

[0010] Furthermore, in order to reduce dust pollution, the dust-proof mechanism includes a feed box arranged at the top of the box body, a U-shaped plate is provided at the top of the feed box, and the interior of the U-shaped plate is a hollow structure, air outlets are provided on both sides of the interior of the U-shaped plate, and an air pump is provided in the middle of the top of the U-shaped plate.

[0011] The beneficial effects of the utility model are:

[0012] 1. The utility model has a reasonable and reliable structure and is simple and convenient to operate. It reduces the dust generated by the screening device and effectively reduces the pollution to the environment. The internal screen plate can be replaced at any time, and the damaged screen plate can be replaced, which improves the practicality of the overall device and makes the device more energy-saving and environmentally friendly.

[0013] 2. By setting up a screening mechanism, the worn screen plate can be replaced. By setting up connecting columns, the two groups of screen plates can move up and down at the same time, which reduces the production cost. The springs set therein can recycle kinetic energy very well, and by setting up a fixing component, the screen plate will not fall off the outside of the vibration frame during vibration, which protects the safety of the screen plate and improves the overall work efficiency and applicability in actual use.

[0014] 3. By setting up a dust-proof mechanism, a large amount of dust generated during the screening process of the device is reduced. Under the action of the jet pipe, a wind wall is formed to reduce the dust generated by the screening device during operation, thereby improving the environmental protection of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 This is a schematic structural diagram of a screening device for lime processing according to an embodiment of the present utility model;

[0017] Figure 2 This is a structural schematic diagram of a screening mechanism in a screening device for lime processing according to an embodiment of the present utility model;

[0018] Figure 3 yes Figure 2 A partial enlarged view of point A in the middle;

[0019] Figure 4 yes Figure 2 A partial enlarged view of point B in the middle;

[0020] Figure 5 This is a side structural diagram of a screening mechanism in a screening device for lime processing according to an embodiment of the utility model;

[0021] Figure 6 This is a structural diagram of a vibration frame and a fixing assembly in a screening device for lime processing according to an embodiment of the present utility model;

[0022] Figure 7 yes Figure 6 A partial enlarged view of point C in the middle;

[0023] Figure 8 It is a schematic diagram of the internal structure of a screening device for lime processing according to an embodiment of the utility model.

[0024] In the picture:

[0025] 1. Support frame; 2. Storage box; 3. Screening mechanism; 301. Box body; 302. Vibration frame; 303. Screen plate; 304. Fixing assembly; 3041. Fixing block; 3042. Protective block; 3043. Threaded rod; 3044. Threaded hole; 305. Motor; 306. Cam; 307. Protective door; 3071. Fixing plate; 308. Safety assembly; 3081. Support block; 3082. Pin; 3083. Safety block; 3084. Control lever; 309. Support plate; 310. Spring; 311. Discharge plate; 312. Connecting column; 313. Connecting frame; 4. Crusher; 5. Funnel; 6. Dust-proof mechanism; 601. Feed box; 602. U-shaped plate; 603. Air outlet; 604. Air pump. DETAILED DESCRIPTION

[0026] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. By referring to these contents, ordinary technicians in this field should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0027] According to an embodiment of the present utility model, a screening device for lime processing is provided.

[0028] The present invention will now be further described with reference to the accompanying drawings and specific embodiments. Figure 1-8 As shown, the screening device for lime processing according to the embodiment of the utility model includes a support frame 1, a storage box 2 is provided on the inner side of the support frame 1, a screening mechanism 3 is provided at the top of the support frame 1, a dustproof mechanism 6 is provided at the top of the screening mechanism 3, a funnel 5 is provided at the bottom end of the screening mechanism 3, and a crusher 4 is provided on one side of the dustproof mechanism 6.

[0029] With the help of the above-mentioned technical solution of the present invention, the structure of the present invention is reasonable and reliable, and the operation is simple and convenient. It reduces the dust generated by the screening device, effectively reduces the pollution to the environment, and the internal screen plate 303 can be replaced at any time, realizing the replacement of the damaged screen plate 303, thereby improving the practicality of the overall device.

[0030] In addition, it should be noted that the above-mentioned crusher 4 is composed of rollers, a feed port, a discharge port, a lubrication system, etc., and is used for crushing lime. The structure and composition of the crusher 4 are existing technologies and will not be elaborated on here.

[0031] In one embodiment, for the above-mentioned screening mechanism 3, the screening mechanism 3 includes a box body 301 arranged at the top of the support frame 1, and the bottom end of the box body 301 is connected to the funnel 5, and a plurality of vibration frames 302 are arranged inside the box body 301. A sieve plate 303 is arranged inside the vibration frame 302, and ridges are symmetrically arranged at the bottom and both ends of the top of the sieve plate 303. In addition, in a specific application, a sliding groove that matches the ridges is opened on the inner wall of the above-mentioned vibration frame 302, and a fixing component 304 that matches the sieve plate 303 is provided in the middle of one side of the vibration frame 302. A motor 305 is provided on one side wall of the box 301. The output shaft of the motor 305 passes through the inner wall of the box 301 and is provided with a cam 306. A protective door 307 is provided on one side of the box 301, and a safety component 308 that cooperates with the protective door 307 is provided on the other side wall of the box 301. Several support plates 309 are provided on the top of the inner wall of the box 301. Springs 310 that connect to the vibration frame 302 are provided on the top of the support plates 309. Several discharge plates 311 that cooperate with the vibration frame 302 are provided on the other side wall of the box 301. The end of the vibration frame 302 away from the spring 310 is movably connected to the inner wall of the box 301. The two sets of vibration frames 302 are movably connected by a connecting column 312. The bottom end of one of the vibration frames 302 is provided with a connecting bracket 313 that cooperates with the cam 306. The fixing assembly 304 includes several fixing blocks 3041 respectively arranged at the top and bottom of one side of the vibration frame 302, a protective block 3042 is arranged between the several fixing blocks 3041 located at the bottom of one side of the vibration frame 302, and a threaded rod 3043 is penetrated by one side of the fixing block 3041 located at the bottom of one side of the vibration frame 302; threaded holes 3044 are provided on the side walls at both ends of the protective block 3042, which cooperate with the threaded rod 3043, and the side walls at both ends of the protective block 3042 are provided with rotating shafts connected to the several fixing blocks 3041 at the top of one side of the vibration frame 302. This makes it possible to replace the worn sieve plate 303. By setting the connecting column 312, the two groups of sieve plates 303 can move up and down at the same time, reducing the production cost. The spring 310 provided therein can recycle kinetic energy well, and by setting the fixing component 304, the sieve plate 303 will not fall off to the outside of the vibration frame 302 during vibration, thereby protecting the safety of the sieve plate 303 and improving the overall work efficiency and applicability in actual use.

[0032] The working principle of the screening mechanism 3 is as follows: the cam 306 is rotated by the drive of the motor 305, and then the connecting frame 313 is driven to move up and down under the rotation of the cam 306, and then the connecting frame 313 drives the vibration frame 302 to vibrate up and down, and then the vibration frame 302 drives the internal screen plate 303 to vibrate, so that it screens the lime, and then the separated lime slides out from the discharge plate 311, and then the screen plate 303 is prevented from falling off due to vibration through the cooperation of the protective block 3042 and the threaded rod 3043, and then the two groups of vibration frames 302 are able to move up and down at the same time by setting the connecting column 312, and then the loss of the vibration frame 302 is reduced under the action of the spring 310, and the frequency of vibration is also increased.

[0033] In one embodiment, for the above-mentioned safety component 308, one side of the protective door 307 is movably connected to the side wall of the box body 301, and a fixing plate 3071 is provided on the other side of the protective door 307. The safety component 308 includes a support block 3081 symmetrically arranged on the side wall of the box body 301, and a pin shaft 3082 is provided through the inner wall of the support block 3081, and a safety block 3083 is provided on the outer side of the pin shaft 3082. The bottom end of the safety block 3083 is an arc structure, and the top of the safety block 3083 is provided through the control rod 3084.

[0034] The working principle of the safety component 308 is: by lifting the control rod 3084, the safety block 3083 on the pin shaft 3082 is rotated, and then the fixed plate 3071 cooperates with the safety block 3083 to make the protective door 307 closed tightly, and then the safety block 3083 can be opened by controlling the rod 3084 again, and then the fixed plate 3071 can be moved out, thereby realizing the closing and opening of the protective door 307, avoiding the vibration of the device during operation, causing lime to fall outside.

[0035] In one embodiment, the dust-proof mechanism 6 includes a feed box 601 disposed at the top of the box body, a U-shaped plate 602 disposed at the top of the feed box 601, and a hollow interior of the U-shaped plate 602. Air outlets 603 are provided on both sides of the interior of the U-shaped plate 602, and an air pump 604 is disposed in the middle of the top of the U-shaped plate 602. This reduces the large amount of dust generated during the screening process of the device. The U-shaped plate 602 forms a wind wall, which reduces the dust generated by the screening device during operation and improves the environmental friendliness of the device.

[0036] In order to facilitate understanding of the above technical solutions of the present invention, the working principle or operation method of the present invention in actual process is described in detail below.

[0037] In actual application, the lime enters the crusher 4 for crushing, and then falls into the screening mechanism 3. During the falling process, the dust pollution is reduced under the action of the dust prevention mechanism 6. It is screened by the screening mechanism 3 and then output through the funnel 5. The larger particles are screened out by the screening mechanism 3.

[0038] The utility model has a reasonable and reliable structure, simple and convenient operation, reduces the dust generated by the screening device, effectively reduces the pollution to the environment, and can replace the internal sieve plate 303 at any time, realizes the replacement of the damaged sieve plate 303, improves the practicality of the overall device, and makes the device more energy-saving and environmentally friendly. By setting the screening mechanism 3, it is possible to replace the damaged sieve plate 303, and by setting the connecting column 312, the two groups of sieve plates 303 can move up and down at the same time, reducing the production cost. The spring 310 provided therein can recycle kinetic energy well, and by setting the fixing assembly 304, the sieve plate 303 will not fall off the outside of the vibration frame 302 during vibration, protecting the safety of the sieve plate 303, and improving the overall work efficiency and applicability during actual use. By setting the dustproof mechanism 6, it is possible to reduce the large amount of dust generated during the screening process of the device, and under the action of the U-shaped plate 602, a wind wall is formed to reduce the dust generated by the screening device during operation, thereby improving the environmental friendliness of the device.

[0039] In the present invention, unless otherwise clearly stipulated and limited, the terms "install", "set", "connect", "fix", "screw" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the present invention according to the specific circumstances.

[0040] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A screening device for lime processing, comprising a support frame (1), characterized in that: A storage box (2) is provided on the inner side of the support frame (1), a screening mechanism (3) is provided on the top of the support frame (1), a dustproof mechanism (6) is provided on the top of the screening mechanism (3), a funnel (5) is provided on the bottom of the screening mechanism (3), and a crusher (4) is provided on one side of the dustproof mechanism (6).

2. A lime processing screening device according to claim 1, characterized in that: The screening mechanism (3) comprises a box (301) arranged at the top of the support frame (1), and the bottom end of the box (301) is connected to the funnel (5), a plurality of vibration frames (302) are arranged inside the box (301), a sieve plate (303) is arranged inside the vibration frame (302), and convex strips are symmetrically arranged at both ends of the bottom and top of the sieve plate (303), and a fixing component (304) that cooperates with the sieve plate (303) is arranged in the middle of one side of the vibration frame (302); A motor (305) is provided on one side wall of the box (301), an output shaft of the motor (305) passes through the inner wall of the box (301) and is provided with a cam (306), a protective door (307) is provided on one side of the box (301), and a safety component (308) that cooperates with the protective door (307) is provided on the other side wall of the box (301); A plurality of support plates (309) are provided on the top of the inner wall of the box body (301), and a spring (310) connected to the vibration frame (302) is provided on the top of the support plate (309). A plurality of discharge plates (311) matching with the vibration frame (302) are provided through the side wall at the other end of the box body (301).

3. A screening device for lime processing according to claim 2, characterized in that: One end of the vibration frame (302) away from the spring (310) is movably connected to the inner wall of the box (301), and two groups of the vibration frames (302) are movably connected via a connecting column (312), wherein a connecting frame (313) that cooperates with the cam (306) is provided at the bottom end of one of the vibration frames (302).

4. A screening device for lime processing according to claim 2, characterized in that: The fixing assembly (304) comprises a plurality of fixing blocks (3041) respectively arranged at the top and bottom of one side of the vibration frame (302); a protective block (3042) is arranged between the plurality of fixing blocks (3041) located at the bottom of one side of the vibration frame (302); and a threaded rod (3043) is provided through one side of the fixing block (3041) located at the bottom of one side of the vibration frame (302); The side walls at both ends of the protection block (3042) are provided with threaded holes (3044) that match the threaded rod (3043).

5. A screening device for lime processing according to claim 2, characterized in that: One side of the protective door (307) is movably connected to the side wall of the box body (301), and a fixing plate (3071) is provided on the other side of the protective door (307).

6. A lime processing screening device according to claim 2, characterized in that: The safety component (308) comprises a support block (3081) symmetrically arranged on the side wall of the box body (301), a pin shaft (3082) is provided through the inner wall of the support block (3081), and a safety block (3083) is provided on the outer side of the pin shaft (3082), the bottom end of the safety block (3083) is an arc-shaped structure, and the top end of the safety block (3083) is provided through the control rod (3084).

7. A lime processing screening device according to claim 1, characterized in that: The dustproof mechanism (6) comprises a feed box (601) arranged at the top of the box body, a U-shaped plate (602) is provided at the top of the feed box (601), and the interior of the U-shaped plate (602) is a hollow structure, air outlets (603) are provided on both sides of the interior of the U-shaped plate (602), and an air pump (604) is provided in the middle of the top of the U-shaped plate (602).

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