Multi-stage screening device for calcium oxide processing
By using the screen arc and baffle structure driven by servo motor in the calcium oxide screen, multi-stage screening of calcium oxide is achieved, which solves the problems of high power consumption and screen clogging in the existing technology, and improves the screening efficiency and Equipment reliability.
Patent Information
- Application Number
- CN202420395379.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-01
- Publication Date
- 2025-02-07
- Estimated Expiration
- 2034-03-01
AI Technical Summary
Due to the use of vibrating motors, the existing calcium oxide screening devices have high power consumption and are prone to clogging of the screen, which reduces the screening efficiency.
Multi-stage screening is adopted to realize multi-stage screening of calcium oxide through the screen arc and baffle structure driven by the servo motor, and multiple screenings are completed using inertia, reducing the dependence on vibrating motors.
A low-power consumption multi-stage calcium oxide screening is realized, which avoids screening mesh clogging, improves screening efficiency, and facilitates the next step of calcium oxide processing.
Smart Images
Figure CN222428520U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of calcium oxide processing, in particular to a multi-stage screener for calcium oxide processing. Background Art
[0002] Calcium oxide is an inorganic compound with the chemical formula CaO, commonly known as quicklime. Its physical properties are white powder on the surface, grayish white if it is impure, and light yellow or gray if it contains impurities. It is hygroscopic. Calcium oxide is generally produced by limestone calcination, pure nitric acid dissolution of marble, or calcium carbonate calcination. After the production of calcium oxide is completed, it is usually screened and calcium oxide of different sizes is collected separately.
[0003] Most of the commonly used calcium oxide screening devices currently use a vibration motor inside the device to vibrate the calcium oxide and then use a screen to screen it. However, calcium oxide will clog the mesh of the screen and reduce the screening efficiency. In addition, the commonly used multi-stage screening machines have high power consumption when working, because the existing multi-stage screening devices need to install multiple vibration motors to achieve the working efficiency of multi-stage screening.
[0004] In view of this, the present utility model is proposed. Utility Model Content
[0005] In order to solve the above technical problems, the basic concept of the technical solution adopted by the utility model is:
[0006] A multi-stage screener for processing calcium oxide comprises a casing, which is in a hollow rectangular shape. A servo motor is fixedly connected to the rear wall of the casing, a first discharge port is provided on the side wall of the casing, a second discharge port is provided on the front wall of the casing, a feed pipe is fixedly connected to the top of the casing, a screening structure is arranged in the cavity of the casing, the screening structure comprises a baffle and a screen arc, the baffle is rotatably connected in the cavity of the casing, the screen arc is fixedly connected to the wall of the baffle, and the screening structure can screen calcium oxide.
[0007] As a preferred embodiment of the utility model, the front wall surface of the screen arc is in an arc shape with both sides bent upward, the baffle is fixedly connected to the rear wall surface of the screen arc, and the bottom of the baffle is in close shape with the top of the screen arc.
[0008] As a preferred embodiment of the utility model, the screening structure also includes a connecting column, a connecting rod, a guard plate and a screen slot. The connecting column is rotatably connected to the inner wall of the cavity of the casing, the connecting rod is fixedly connected to the wall of the connecting column, the connecting column is cylindrical, one end wall of the connecting column is fixedly connected to the servo motor, the other end of the connecting column is fixedly connected to the connecting rod, the guard plate is symmetrically fixedly connected to the two side walls of the screen arc, and the screen slot is opened through the wall of the screen arc.
[0009] As a preferred embodiment of the utility model, the front wall surface of the guard plate is an arc-shaped plate, the two side walls of the baffle plate are also fixedly connected to the symmetrical guard plates, the side wall surface of the baffle plate has a curvature, the curvature of the side wall surface of the baffle plate is consistent with the inner curvature of the guard plate, the sieve slot is a rectangular slot, and a plurality of sieve slots are opened on the wall surface of the sieve arc, and the sieve slots are evenly distributed on the wall surface of the sieve arc.
[0010] As a preferred embodiment of the utility model, the screening structure also includes a fixed rod, a guide block, a clamping block, a sieve plate and a bottom plate. The fixed rod is fixedly connected to the inner wall of the cavity of the casing, the guide block is fixedly connected to the wall of the fixed rod, the clamping block is fixedly connected to the top of the guide block, the sieve plate is fixedly connected to the cavity of the casing, and the bottom plate is also fixedly connected to the cavity of the casing. The tops of the sieve plate and the bottom plate are both sloped, the lowest point of the top slope of the sieve plate is connected to the first discharge port, the lowest point of the top slope of the bottom plate is connected to the second discharge port, and the wall of the sieve plate is penetrated by a plurality of rectangular grooves, and the rectangular grooves are evenly opened on the wall of the sieve plate.
[0011] As a preferred embodiment of the utility model, the cross-section of the solid rod is an isosceles triangle, the solid rod is fixed in a vertical position at the bottom of the screen arc, the guide block also has an isosceles triangle cross-section, the top of the clamping block also has an isosceles triangle, the clamping block can enter the screen slot, the screen slot can adapt to the thickness of the clamping block, and the wall surface of the solid rod is fixedly connected with multiple guide blocks and clamping blocks, and the positions and quantities of the guide blocks and clamping blocks on the solid rod correspond to the screen slots.
[0012] As a preferred embodiment of the utility model, a discharge chute is provided through the front wall of the casing, a rotating column is rotatably connected to the front wall of the casing, a baffle is fixedly connected to the wall of the rotating column, a solid block is symmetrically fixedly connected to the wall of the baffle, a locking block is also fixedly connected to the top of the baffle, a fixed block is rotatably connected to the top of the locking block, a positioning block is symmetrically fixedly connected to the front wall of the casing, and an adapter groove is also provided on the front wall of the casing.
[0013] As a preferred embodiment of the utility model, the rear wall surface of the baffle is an arc surface, the adaptation groove can adapt to the rear wall surface of the baffle, the position of the rotating column is at a vertical position at the bottom of the discharge trough, the spacing of the symmetrical positioning blocks can adapt to the solid blocks, and the rear wall surface of the baffle can block the discharge trough.
[0014] Compared with the prior art, the utility model has the following beneficial effects:
[0015] 1. By setting up a screening structure, multi-stage screening of calcium oxide can be completed with low power consumption, because the screening structure drives the calcium oxide on the top of it for the first screening through the reciprocating screen arc, and then the screened calcium oxide is screened again by inertia, thereby completing multiple screenings. This process only requires one servo motor that can run to complete the screening process, and when the screen arc is running, the block can push out the calcium oxide stuck in the screen slot. Therefore, compared with the existing technology equipped with multiple vibration motors, this solution has lower power consumption and can also prevent calcium oxide from being blocked in the device.
[0016] 2. By setting a plurality of discharge troughs, a first discharge port and a second discharge port, calcium oxide of corresponding sizes can be discharged, thereby making it convenient for the staff to carry out the next step of processing on the screened calcium oxide.
[0017] The specific implementation modes of the present utility model are further described in detail below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In the attached picture:
[0019] Figure 1 It is a three-dimensional diagram of the utility model;
[0020] Figure 2 This is a perspective view of the interior of the housing of the utility model;
[0021] Figure 3 It is a three-dimensional diagram of the structure of the screening structure of the utility model;
[0022] Figure 4 This is a three-dimensional diagram of the wall structure of the fixed rod of the utility model;
[0023] Figure 5 This is an exploded view of the front wall structure of the casing of the utility model.
[0024] In the figure: 20, casing; 21, servo motor; 22, feed pipe; 23, first discharge port; 24, second discharge port; 25, sieve plate; 26, bottom plate; 30, connecting column; 31, connecting rod; 32, guard plate; 33, baffle; 34, sieve arc; 35, sieve slot; 36, fixing rod; 37, guide block; 38, clamping block; 40, discharge slot; 41, rotating column; 42, shield plate; 43, fixing block; 44, locking block; 45, fixing block; 46, positioning block; 47, adapter slot. DETAILED DESCRIPTION
[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. The following embodiments are used to illustrate the utility model.
[0026] like Figure 1 , Figure 2 and Figure 5 As shown, a multi-stage screener for processing calcium oxide includes a casing 20, which is in a hollow rectangular shape. A servo motor 21 is fixedly connected to the rear wall of the casing 20, a first discharge port 23 is provided on the side wall of the casing 20, a second discharge port 24 is provided on the front wall of the casing 20, a feed pipe 22 is fixedly connected to the top of the casing 20, and the feed pipe 22 is in a hollow box shape with the top and bottom open. The servo motor 21 is electrically connected to a power supply. This is an existing technology and will not be described in detail here.
[0027] like Figure 2 , Figure 3 and Figure 4 As shown, a screening structure is provided in the cavity of the casing 20, and the screening structure includes a baffle 33 and a screening arc 34. The baffle 33 is rotatably connected in the cavity of the casing 20, and the screening arc 34 is fixedly connected to the wall surface of the baffle 33. The screening structure can screen calcium oxide.
[0028] like Figure 2 , Figure 3 and Figure 4 As shown, the front wall of the screen arc 34 is an arc with both sides bent upward, the baffle 33 is fixedly connected to the rear wall of the screen arc 34, the bottom of the baffle 33 and the top of the screen arc 34 are in shape, and the screening structure also includes a connecting column 30, a connecting rod 31, a guard plate 32 and a screen slot 35, the connecting column 30 is rotatably connected to the inner wall of the housing 20, the connecting rod 31 is fixedly connected to the wall of the connecting column 30, the connecting column 30 is cylindrical, one end of the connecting column 30 is fixedly connected to the servo motor 21, and the other end of the connecting column 30 is fixedly connected to the connecting rod 31. The rod 31 is fixedly connected, the guard plate 32 is symmetrically fixedly connected to the two side walls of the screen arc 34, the screen slots 35 are penetrated and opened on the wall surface of the screen arc 34, the front wall surface of the guard plate 32 is an arc-shaped plate, the two side walls of the baffle 33 are also fixedly connected to the symmetrical guard plate 32, the side wall surface of the baffle 33 has a curvature, the curvature of the side wall surface of the baffle 33 is consistent with the inner arc curvature of the guard plate 32, the screen slots 35 are rectangular slots, and a plurality of screen slots 35 are opened on the wall surface of the screen arc 34, and the screen slots 35 are evenly distributed on the wall surface of the screen arc 34;
[0029] When in use, turn on the power supply, the servo motor 21 can drive the connecting column 30 to rotate back and forth, when the connecting column 30 rotates, it will drive the connecting rod 31 to rotate at the same time, the connecting rod 31 will drive the guard plate 32 to rotate, the guard plate 32 will drive the baffle 33 and the screen arc 34 to rotate at the same time, when the screen arc 34 rotates, the block 38 can move in the screen slot 35, at this time, the calcium oxide to be screened can be poured from the top of the feed pipe 22, when the calcium oxide enters the feed pipe 22, it will directly fall into the top of the screen arc 34 between the symmetrical guard plates 32, at this time, the rotating screen arc 34 will drive the calcium oxide on its top to roll back and forth, during which time it is smaller than the screen slot 35. 5. Calcium oxide of a size smaller than 5 will leak out of the sieve slot 35, while calcium oxide larger than the size of the sieve slot 35 will stay on the top of the sieve arc 34. The calcium oxide passing through the sieve slot 35 will directly fall on the top of the sieve plate 25 and roll along the top of the sieve plate 25. If the size of the calcium oxide on the top of the sieve plate 25 is larger than the rectangular groove on the top of the sieve plate 25, it will roll along the top of the sieve plate 25 until it leaves the device from the first discharge port 23. If the calcium oxide rolling on the top of the sieve plate 25 is smaller than the rectangular groove on the wall of the sieve plate 25, it will pass through the rectangular groove and fall to the top of the bottom plate 26 and then along the top of the bottom plate 26 until it leaves the device from the second discharge port 24, thereby completing the screening.
[0030] In summary, by setting up a screening structure, multi-stage screening of calcium oxide can be completed with low power consumption, because the screening structure drives the calcium oxide on the top of it for the first screening through the reciprocating screen arc 34, and then the screened calcium oxide is screened again by inertia, thereby completing multiple screenings. This process only requires one operating servo motor 21 to complete the screening process, and when the screen arc 34 is running, the block 38 can push out the calcium oxide stuck in the screen slot 35. Therefore, compared with the existing technology equipped with multiple vibration motors, this solution has lower power consumption and can also prevent calcium oxide from being blocked in the device.
[0031] like Figure 1 , Figure 2 and Figure 5As shown, the screening structure also includes a fixed rod 36, a guide block 37, a clamping block 38, a sieve plate 25 and a bottom plate 26. The fixed rod 36 is fixedly connected to the inner wall of the housing 20, the guide block 37 is fixedly connected to the wall of the fixed rod 36, the clamping block 38 is fixedly connected to the top of the guide block 37, the sieve plate 25 is fixedly connected to the cavity of the housing 20, and the bottom plate 26 is also fixedly connected to the cavity of the housing 20. The tops of the sieve plate 25 and the bottom plate 26 are both sloped, and the top of the sieve plate 25 is sloped. The lowest part of the slope is connected to the first discharge port 23, the lowest part of the top slope of the bottom plate 26 is connected to the second discharge port 24, a plurality of rectangular grooves are penetrated through the wall of the sieve plate 25, and the rectangular grooves are evenly opened on the wall of the sieve plate 25. The section of the fixing rod 36 is an isosceles triangle, and the fixing rod 36 is fixed in a vertical position at the bottom of the sieve arc 34. The guide block 37 also has an isosceles triangle section, and the top of the clamping block 38 also has an isosceles triangle section. The clamping block 38 can enter the sieve slot 35, and the sieve slot 35 The thickness of the card block 38 can be adapted, and the wall surface of the fixed rod 36 is fixedly connected with a plurality of guide blocks 37 and card blocks 38. The positions and numbers of the guide blocks 37 and card blocks 38 on the fixed rod 36 correspond to the sieve slot 35. A discharge slot 40 is provided through the front wall surface of the housing 20. A rotating column 41 is rotatably connected to the front wall surface of the housing 20. A shield plate 42 is fixedly connected to the wall surface of the rotating column 41. A solid block 43 is symmetrically fixedly connected to the wall surface of the shield plate 42. The top of the shield plate 42 is also fixedly connected to There is a locking block 44, the top of the locking block 44 is rotatably connected to a fixed block 45, the front wall of the housing 20 is symmetrically fixedly connected to a positioning block 46, the front wall of the housing 20 is also provided with an adapting groove 47, the rear wall of the shield 42 is an arc surface, the adapting groove 47 can adapt to the rear wall of the shield 42, the position of the rotating column 41 is at a vertical position at the bottom of the discharge chute 40, the spacing of the symmetrical positioning blocks 46 can adapt to the fixed block 43, and the rear wall of the shield 42 can block the discharge chute 40;
[0032] When in use, the solid block 43 is rotated to between the symmetrical positioning blocks 46, at which time the lock block 44 can be moved out of the symmetrical positioning blocks 46, and the shield 42 can be turned over 90 degrees. When the shield 42 is turned over, the rotating column 41 will rotate on the wall surface of the housing 20. After the shield 42 is turned over 90 degrees, the solid block 43 will contact the wall surface of the housing 20. At this time, the shield 42 no longer blocks the discharge chute 40, and the calcium oxide on the top of the screen arc 34 can be moved out of the discharge chute 40 and moved to the top of the shield 42.
[0033] In summary, by providing a plurality of discharge troughs 40, a first discharge port 23 and a second discharge port 24, calcium oxide of corresponding sizes can be discharged, thereby making it convenient for workers to carry out the next step of processing on the screened calcium oxide.
[0034] Working principle: Turn on the power, the servo motor 21 can drive the connecting column 30 to rotate back and forth, when the connecting column 30 rotates, it will drive the connecting rod 31 to rotate at the same time, the connecting rod 31 will drive the guard plate 32 to rotate, the guard plate 32 will drive the baffle 33 and the screen arc 34 to rotate at the same time, when the screen arc 34 rotates, the block 38 can move in the screen slot 35, at this time, the calcium oxide to be screened can be poured from the top of the feed pipe 22, when the calcium oxide enters the feed pipe 22, it will directly fall into the top of the screen arc 34 from the symmetrical guard plates 32, at this time, the rotating screen arc 34 will drive the calcium oxide on its top to roll back and forth, during this period, it is smaller than the screen slot 35 Calcium oxide of a certain size will leak out from the sieve slot 35, while calcium oxide larger than the size of the sieve slot 35 will stay on the top of the sieve arc 34. The calcium oxide that passes through the sieve slot 35 will directly fall on the top of the sieve plate 25 and roll along the top of the sieve plate 25. If the size of the calcium oxide on the top of the sieve plate 25 is larger than the rectangular groove on the top of the sieve plate 25, it will roll along the top of the sieve plate 25 until it leaves the device from the first discharge port 23. If the calcium oxide rolling on the top of the sieve plate 25 is smaller than the rectangular groove on the wall of the sieve plate 25, it will pass through the rectangular groove and fall to the top of the bottom plate 26 and then roll along the top of the bottom plate 26 until it leaves the device from the second discharge port 24, thereby completing the screening.
[0035] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.
Claims
1. A multi-stage screener for processing calcium oxide, comprising a housing (20), the housing (20) being in a hollow rectangular shape, a servo motor (21) being fixedly connected to the rear wall of the housing (20), a first discharge port (23) being provided on the side wall of the housing (20), a second discharge port (24) being provided on the front wall of the housing (20), a feed pipe (22) being fixedly connected to the top of the housing (20), characterized in that: A screening structure is arranged in the cavity of the casing (20), the screening structure comprising a baffle (33) and a screening arc (34), the baffle (33) is rotatably connected in the cavity of the casing (20), the screening arc (34) is fixedly connected to the wall surface of the baffle (33), and the screening structure can screen calcium oxide.
2. The multi-stage screen for calcium oxide processing according to claim 1, characterized in that: The front wall surface of the screen arc (34) is in an arc shape with both sides bent upwards, the baffle plate (33) is fixedly connected to the rear wall surface of the screen arc (34), and the bottom of the baffle plate (33) and the top of the screen arc (34) are in close contact with each other.
3. The multi-stage screener for calcium oxide processing according to claim 1, characterized in that: The screening structure further comprises a connecting column (30), a connecting rod (31), a guard plate (32) and a screening slot (35); the connecting column (30) is rotatably connected to the inner wall surface of the cavity of the casing (20); the connecting rod (31) is fixedly connected to the wall surface of the connecting column (30); the connecting column (30) is cylindrical; one end wall surface of the connecting column (30) is fixedly connected to the servo motor (21); the other end of the connecting column (30) is fixedly connected to the connecting rod (31); the guard plate (32) is symmetrically fixedly connected to the two side wall surfaces of the screening arc (34); and the screening slot (35) penetrates and is opened on the wall surface of the screening arc (34).
4. The multi-stage screener for calcium oxide processing according to claim 3, characterized in that: The front wall surface of the guard plate (32) is an arc-shaped plate, the side wall surfaces of the baffle plate (33) are also fixedly connected to the symmetrical guard plate (32), the side wall surface of the baffle plate (33) has a curvature, and the curvature of the side wall surface of the baffle plate (33) is consistent with the inner curvature of the guard plate (32), the sieve slot (35) is a rectangular slot, and the wall surface of the sieve arc (34) is provided with a plurality of sieve slots (35), and the sieve slots (35) are evenly distributed on the wall surface of the sieve arc (34).
5. The multi-stage screen for calcium oxide processing according to claim 3, characterized in that: The screening structure further comprises a fixing rod (36), a guide block (37), a clamping block (38), a sieve plate (25) and a bottom plate (26); the fixing rod (36) is fixedly connected to the inner wall surface of the cavity of the casing (20); the guide block (37) is fixedly connected to the wall surface of the fixing rod (36); the clamping block (38) is fixedly connected to the top of the guide block (37); the sieve plate (25) is fixedly connected to the cavity of the casing (20); the bottom plate (26) is also fixedly connected to the cavity of the casing (20); the tops of the sieve plate (25) and the bottom plate (26) are both sloped; the lowest point of the top slope of the sieve plate (25) is connected to the first discharge port (23); the lowest point of the top slope of the bottom plate (26) is connected to the second discharge port (24); a plurality of rectangular grooves are penetrated through the wall surface of the sieve plate (25); and the rectangular grooves are evenly arranged on the wall surface of the sieve plate (25).
6. The multi-stage screener for calcium oxide processing according to claim 5, characterized in that: The cross section of the fixing rod (36) is in the shape of an isosceles triangle. The fixing rod (36) is fixed at a vertical position at the bottom of the sieve arc (34). The guide block (37) is also in the shape of an isosceles triangle. The top of the clamping block (38) is also in the shape of an isosceles triangle. The clamping block (38) can enter the sieve slot (35). The sieve slot (35) can adapt to the thickness of the clamping block (38). The wall surface of the fixing rod (36) is fixedly connected with a plurality of guide blocks (37) and clamping blocks (38). The positions and numbers of the guide blocks (37) and clamping blocks (38) on the fixing rod (36) correspond to the sieve slot (35).
7. The multi-stage screen for calcium oxide processing according to claim 1, characterized in that: The front wall of the casing (20) is provided with a discharge chute (40) extending through it, a rotating column (41) is rotatably connected to the front wall of the casing (20), a shield (42) is fixedly connected to the wall of the rotating column (41), a fixing block (43) is symmetrically fixedly connected to the wall of the shield (42), a locking block (44) is also fixedly connected to the top of the shield (42), a fixed block (45) is rotatably connected to the top of the locking block (44), a positioning block (46) is symmetrically fixedly connected to the front wall of the casing (20), and an adapting groove (47) is also provided on the front wall of the casing (20).
8. The multi-stage screen for calcium oxide processing according to claim 7, characterized in that: The rear wall surface of the shielding plate (42) is an arc surface, the adapting groove (47) can adapt to the rear wall surface of the shielding plate (42), the position of the rotating column (41) is at a vertical position at the bottom of the discharge trough (40), the spacing of the symmetrical blocking blocks (46) can adapt to the solid blocks (43), and the rear wall surface of the shielding plate (42) can block the discharge trough (40).