A cement silo unloading device and unloading method

Abstract

The invention relates to the field of cement production and storage equipment, and discloses a cement silo unloading device and a unloading method. The invention comprises a silo body, the bottom of which is fixedly connected to a crushing channel, a movable sleeve is arranged inside the crushing channel, the movable sleeve is connected to a hydraulic rod 1 through a connecting plate, a hydraulic motor is fixedly connected to the outer wall of the movable sleeve, the hydraulic motor is connected to a crushing rod through a rotating shaft 1, the bottom of the crushing channel is fixedly connected to a unloading channel, the upper part of the unloading channel is rotatably connected to two rotating shafts 2, the same ends of the two rotating shafts 2 are both fixedly connected to gears, one end of one rotating shaft 2 is fixedly connected to a motor 1, a crushing rod is welded to the outer wall of the rotating shaft 2, the lower part of the unloading channel is rotatably connected to a conveying device, and the opposite sides of the conveying device are rotatably connected to hydraulic rods 2. In this structure, cement slabs can be prevented from blocking unloading, and the unloading efficiency is higher by utilizing the conveying device. At the same time, the hydraulic rods 2 can adjust the unloading height, and the versatility is good.

Description

Technical Field

[0001] The invention belongs to the technical field of cement production and storage equipment, and specifically relates to a cement silo unloading device and a cement unloading method. Background Art

[0002] A cylindrical structure for storing cement. Cement must undergo physical inspection for a certain period of time and can only leave the factory after passing the inspection. Therefore, a cement plant must have a cement warehouse of a certain capacity, which should be able to store at least 7 tons of output. It is generally a reinforced concrete structure, and a small warehouse can also be a steel plate or masonry structure. The cement is unloaded at the bottom or side of the warehouse, and the cement is unloaded by inflation or mechanical methods.

[0003] After a certain period of use, the cement storage tanks of existing cement production enterprises will have different thicknesses of hardening at the bottom of the storage tank due to the long-term influence of temperature changes on the stored materials in the storage tank or encountering extreme conditions such as water seepage, which will lead to blockage of the materials discharged from the cement storage tank. In order to solve the above-mentioned problems, a cement storage tank unloading device and unloading method are proposed. Summary of the invention

[0004] The purpose of the present invention is to provide a cement silo unloading device and unloading method in order to solve the above-mentioned problems.

[0005] The technical solution adopted by the present invention is as follows: a cement silo unloading device and unloading method, comprising a silo, a valve is arranged at the lower part of the silo, the bottom of the silo is fixedly connected to a crushing channel, a movable sleeve is arranged inside the crushing channel, a connecting plate is fixedly connected to the opposite outer side wall of the movable sleeve, a hydraulic rod 1 is rotatably connected and fixedly connected to the connecting plate, the hydraulic rod 1 is fixedly connected to the silo, a hydraulic motor is fixedly connected to the outer side wall of the movable sleeve, the hydraulic motor is connected to a rotating shaft 1 through a power output shaft, and the rotating shaft 1 is rotatably connected to the movable sleeve A crushing rod is welded on the outside of the rotating shaft 1, and a feeding channel is fixedly connected to the bottom of the crushing channel. The upper part of the feeding channel is rotatably connected to two rotating shafts 2, and the same end of the two rotating shafts 2 is fixedly connected to gears, and the two gears are meshed together, and one end of one of the rotating shafts 2 is fixedly connected to a motor 1, and a crushing rod is welded on the outer wall of the rotating shaft 2. The lower part of the feeding channel is rotatably connected to a conveying device, and the opposite sides of the conveying device are rotatably connected to hydraulic rods 2, and one end of the hydraulic rods 2 is rotatably connected to the outer wall of the feeding channel.

[0006] In a preferred embodiment, a slide groove is provided on the outer wall of the crushing channel, and the connecting plate passes through the slide groove.

[0007] In a preferred embodiment, the width of the slide groove is matched to the width of the connecting plate.

[0008] In a preferred embodiment, the inner walls of the upper and lower sides of the movable sleeve are both designed with inclined surfaces, and the outer wall diameter of the movable sleeve is compatible with the inner wall diameter of the crushing channel and the lower inner wall diameter of the storage body.

[0009] In a preferred embodiment, a circle of annular air pipe is fixedly connected to the lower inner wall of the storage body, a circle of the annular air pipe is provided with multiple inflation heads, one side of the annular air pipe is connected to an air intake pipe, and the air intake pipe is connected to the air supply equipment.

[0010] In a preferred embodiment, a protective inclined plate is arranged around the upper part of the annular air pipe, and the protective inclined plate is fixedly connected to the inner wall of the storage body.

[0011] In a preferred embodiment, a fixing frame is fixedly connected to the upper outer wall of the material discharge channel, and the motor 1 is fixedly connected to the fixing frame.

[0012] In a preferred embodiment, the conveying device includes two fixed plates, one end of the second hydraulic rod is rotatably connected to the fixed plate, one side of the fixed plate is rotatably connected to the inner wall of the unloading channel, both sides of the fixed plate are rotatably connected to conveying rollers, a conveyor belt is connected between the two conveying rollers, and one end of one of the conveying rollers is fixedly connected to a second motor, and the second motor is fixedly connected to the fixed plate.

[0013] In a preferred embodiment, push plates are evenly arranged on the conveyor belt.

[0014] A cement silo unloading method comprises the following steps:

[0015] Step 1: Open the lower valve of the cement, start the hydraulic motor to drive the crushing rod to rotate, and then start the hydraulic rod to drive the rotating sleeve structure to rise and crush the cement.

[0016] Step 2: After crushing, the air inlet pipe supplies air to the annular air pipe, thereby inflating and unloading the warehouse body, so that the cement falls into the discharge channel.

[0017] Step 3: Start the motor 1 to drive the crushing rod of the rotating shaft 1 to rotate and crush the cement.

[0018] Step 4: The crushed cement falls onto the conveyor belt, and then the motor 2 is started to drive the conveyor belt on the conveyor roller to move, thereby transporting the cement.

[0019] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0020] 1. In the present invention, the hydraulic motor is started to drive the crushing rod of the rotating shaft to rotate, and then the hydraulic rod 1 is started, and the hydraulic rod 1 is used to drive the movable sleeve to move upward, so that the crushing rod can crush the cement condensed on the upper part, thereby avoiding the blockage of material discharge caused by cement compaction, and when the movable sleeve moves upward, the movable sleeve will scrape off the cement adhered to the inner wall of the warehouse, effectively avoiding the accumulation of cement compaction on the inner wall of the warehouse.

[0021] 2. In the present invention, the crushed cement enters the discharge channel, and the motor 1 is used to drive the crushing rod to rotate so as to further refine the crushed cement blocks, and then the cement will fall onto the conveying device at the bottom. The conveying device can be used to convey and unload the cement, so as to avoid cement accumulation during unloading, resulting in slow unloading efficiency. By starting the hydraulic rod 2, the entire conveying device can be driven to rotate on the discharge channel, so as to adjust the unloading height. It is more flexible and versatile to use, can be adapted to loading devices of different heights, and has good versatility.

[0022] 3. In the present invention, the inflation structure adopts a circular air pipe and multiple inflation heads to inflate the bottom of the warehouse at the same time. The inflation range is large and the air pressure is more uniform, so that the cement feeding is more uniform and faster. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a front view structural schematic diagram of the present invention;

[0024] Figure 2 It is a schematic diagram of the internal structure of the present invention;

[0025] Figure 3 The three-dimensional structure schematic diagram of the crushing channel in the present invention;

[0026] Figure 4 It is a schematic diagram of the three-dimensional structure of the movable sleeve in the present invention;

[0027] Figure 5 It is a schematic diagram of the three-dimensional structure of the crushing device in the present invention;

[0028] Figure 6 It is a schematic diagram of the three-dimensional structure of the pulverizing device in the present invention;

[0029] Figure 7 It is a schematic diagram of the three-dimensional structure of the annular tube in the present invention.

[0030] Markings in the figure: 1-storehouse body, 2-valve, 3-crushing channel, 4-movable sleeve, 5-connecting plate, 6-hydraulic rod 1, 7-hydraulic motor, 8-rotating shaft 1, 9-crushing rod, 10-unloading channel, 11-rotating shaft 2, 12-gear, 13-motor 1, 14-transmission device, 15-hydraulic rod 2, 16-chute, 17-annular air pipe, 18-inflating head, 19-intake pipe, 20-protective inclined plate, 21-fixed frame, 22-fixed plate, 23-transmission roller, 24-conveyor belt, 25-motor 2, 26-push plate, 27-crushing rod. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in combination with the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention. Example

[0032] Reference Figure 1 , Figure 2 , Figure 4 and Figure 5 The present invention discloses a cement silo unloading device and unloading method, comprising a silo 1, a valve 2 is arranged at the lower part of the silo 1, and the valve 2 is used to control the opening and closing of the bottom of the silo 1, the bottom of the silo 1 is fixedly connected to a crushing channel 3, the bottom of the crushing channel 3 is fixedly connected to a unloading channel 10, a moving sleeve 4 is arranged inside the crushing channel 3, a connecting plate 5 is fixedly connected to the opposite outer side wall of the moving sleeve 4, a hydraulic rod 6 is rotatably connected and fixedly connected to the connecting plate 5, the hydraulic rod 6 is fixedly connected to the silo 1, and a hydraulic rod 6 is fixedly connected to the outer side wall of the moving sleeve 4. Motor 7, hydraulic motor 7 is connected with rotating shaft 8 through power output shaft, rotating shaft 8 is rotatably connected to moving sleeve 4, and a breaking rod 9 is welded on the outside of rotating shaft 8. In this structure, by starting hydraulic motor 7 on moving sleeve 4, rotating shaft 8 is driven by hydraulic motor 7 to rotate, thereby driving breaking rod 9 to rotate, and then starting hydraulic rod 6, driving breaking rod 9 on moving sleeve 4 to move upward by hydraulic rod 6, thereby breaking the cement compacted on the upper part, and when moving sleeve 4 moves upward, moving sleeve 4 will shovel away the cement adhered to the inner wall of storage body 1.

[0033] Reference Figure 2 The inner walls of the upper and lower sides of the movable sleeve 4 are both designed with inclined surfaces. The movable sleeve 4 can extend into the feeding channel 10. The outer wall diameter of the movable sleeve 4 is compatible with the inner wall diameter of the crushing channel 3 and the lower inner wall diameter of the storage body 1. The inclined surface design is convenient for shoveling cement. At the same time, the adaptive size design facilitates the fitting of the movable sleeve 4 with the storage body 1 and the inner wall of the movable sleeve 4.

[0034] Reference Figure 3 A chute 16 is provided on the outer wall of the crushing channel 3, and the connecting plate 5 passes through the chute 16. The width of the chute 16 is adapted to the width of the connecting plate 5. The chute 16 and the connecting plate 5 cooperate to guide the movement of the movable sleeve 4.

[0035] Reference Figure 1 , Figure 2 and Figure 6 The upper part of the unloading channel 10 is rotatably connected to two rotating shafts 2 11, the same end of the two rotating shafts 2 11 is fixedly connected to a gear 12, and the two gears 12 are meshed together, one end of one rotating shaft 2 11 is fixedly connected to a motor 13, and a fixing frame 21 is fixedly connected to the upper outer wall of the unloading channel 10, and the motor 13 is fixedly connected to the fixing frame 21, and a crushing rod 27 is welded on the outer wall of the rotating shaft 2 11, and the lower part of the unloading channel 10 is rotatably connected to a conveying device 14. In this structure, the crushing rod 27 on the rotating shaft 2 11 is driven to rotate by the motor 13, and the rotating shaft 2 11 drives the crushing rod 27 on the other rotating shaft 2 11 to rotate through the gear 12, so that the crushed cement is refined and crushed, and then the crushed cement will fall into the conveying device 14 for unloading.

[0036] Reference Figure 2 The conveying device 14 includes two fixed plates 22, one side of the fixed plate 22 is rotatably connected to the inner wall of the unloading channel 10, and both sides of the fixed plate 22 are rotatably connected with conveying rollers 23. A conveyor belt 24 is connected between the two conveying rollers 23, and one end of one of the conveying rollers 23 is fixedly connected to a motor 25, and the motor 25 is fixedly connected to the fixed plate 22. The two fixed plates 22 are rotatably connected with hydraulic rods 215, and one end of the hydraulic rods 215 is rotatably connected to the outer wall of the unloading channel 10. In this structure, the conveying rollers 23 are driven to rotate by starting the motor 25, and then the conveyor belt 24 is driven to move, so that the cement can be quickly unloaded, and the unloading efficiency is improved. The telescopic movement of the hydraulic rod 215 can drive the conveying device 14 to rotate on the unloading channel 10, thereby changing the unloading height.

[0037] Reference Figure 2 , push plates 26 are evenly arranged on the conveyor belt 24. Push plates 26 are utilized to prevent cement from rolling down during tilted unloading.

[0038] Reference Figure 2 and Figure 7 A ring-shaped air pipe 17 is fixedly connected to the inner wall of the lower part of the storage body 1. A plurality of inflation heads 18 are arranged around the ring-shaped air pipe 17. An air inlet pipe 19 is connected to one side of the ring-shaped air pipe 17. The air inlet pipe 19 is connected to the air supply equipment. This structure uses the air inlet pipe 19 to ventilate the ring-shaped air pipe 17, and then the inflation head 18 flushes the gas into the storage body 1, thereby quickly squeezing out the cement for unloading.

[0039] Reference Figure 2 A protective inclined plate 20 is arranged on the upper part of the annular air pipe 17, and the protective inclined plate 20 is fixedly connected to the inner wall of the storage body 1. The protective inclined plate 20 is used to reduce the pressure of the upper cement on the annular air pipe 17 to prevent the annular air pipe 17 from being damaged by pressure.

[0040] A cement silo unloading method comprises the following steps:

[0041] The first step: open the lower valve 2 of the cement, start the hydraulic motor 7 to drive the crushing rod 9 to rotate, and then start the hydraulic rod 6 to drive the rotating sleeve structure to rise to crush the cement. The crushing structure can crush the compacted cement, facilitate unloading, and prevent cement compaction and blockage.

[0042] Step 2: After crushing, the air inlet pipe 19 supplies air to the annular air pipe 17, thereby inflating and unloading the storage body 1, so that the cement falls into the unloading channel 10. The air pressure extrusion structure is adopted to facilitate the rapid unloading of the cement into the unloading channel 10.

[0043] Step 3: Start the motor 13 to drive the crushing rod of the rotating shaft 8 to rotate, break the cement, and crush the large particles in the cement.

[0044] Step 4: The crushed cement falls onto the conveyor belt 24, and then the motor 25 is started to drive the conveyor belt 24 on the conveyor roller 23 to move, thereby transporting the cement, and using the conveyor belt 24 to transport and unload, thereby improving the unloading efficiency.

[0045] The implementation principle of the cement silo unloading device and unloading method embodiment of the present application is as follows: when in use, first open the valve 2, start the hydraulic motor 7 on the movable sleeve 4, and then use the hydraulic motor 7 to drive the rotating shaft 8 to rotate, thereby driving the crushing rod 9 to rotate, and then start the hydraulic rod 6, and use the hydraulic rod 6 to drive the crushing rod 9 on the movable sleeve 4 to move upward, so as to break the cement compacted on the upper part, and when the movable sleeve 4 moves upward, the movable sleeve 4 will shovel off the cement adhered to the inner wall of the silo 1, and when the crushing is completed, use the air inlet pipe 19 to ventilate the annular air pipe 17, and then the inflation head 18 will flush the gas into the silo 1, so as to break the cement. The mud is quickly squeezed out and discharged, and the cement will fall into the discharge channel 10. At this time, the motor 13 drives the crushing rod 27 on the rotating shaft 11 to rotate, and the rotating shaft 11 drives the crushing rod 27 on another rotating shaft 11 to rotate through the gear 12, so as to refine and crush the crushed cement, and then the crushed cement will fall onto the conveying device 14. The conveying device 14 uses the motor 25 to drive the conveying roller 23 to rotate, and then drives the conveyor belt 24 to move, so that the cement can be quickly discharged, and the unloading efficiency is improved. The extension and retraction of the hydraulic rod 25 can drive the conveying device 14 to rotate on the discharge channel 10, thereby changing the unloading height.

[0046] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A cement silo unloading device, comprising a silo body (1), characterized in that: A valve (2) is provided at the lower part of the storage body (1); the bottom of the storage body (1) is fixedly connected to a crushing channel (3); a movable sleeve (4) is provided inside the crushing channel (3); a connecting plate (5) is fixedly connected to the opposite outer side wall of the movable sleeve (4); a hydraulic rod (6) is rotatably connected and fixedly connected to the connecting plate (5); the hydraulic rod (6) is fixedly connected to the storage body (1); a hydraulic motor (7) is fixedly connected to the outer side wall of the movable sleeve (4); the hydraulic motor (7) is connected to a rotating shaft (8) via a power output shaft; the rotating shaft (8) is rotatably connected to the movable sleeve (4); a crushing rod (9) is welded to the outside of the rotating shaft (8); The bottom of the crushing channel (3) is fixedly connected to a feeding channel (10), and the upper part of the feeding channel (10) is rotatably connected to two rotating shafts (11), and the same end of the two rotating shafts (11) is fixedly connected to a gear (12), and the two gears (12) are meshed together, and one end of one of the rotating shafts (11) is fixedly connected to a motor (13), and a crushing rod (27) is welded on the outer wall of the rotating shaft (11), and the lower part of the feeding channel (10) is rotatably connected to a conveying device (14), and the opposite sides of the conveying device (14) are rotatably connected to hydraulic rods (15), and one end of the hydraulic rods (15) is rotatably connected to the outer wall of the feeding channel (10); The inner walls of the upper and lower sides of the movable sleeve (4) are both designed with inclined surfaces, and the outer wall diameter of the movable sleeve (4) is compatible with the inner wall diameter of the crushing channel (3) and the lower inner wall diameter of the storage body (1); A ring-shaped air pipe (17) capable of inflating and deflation is fixedly connected to the lower inner wall of the storage body (1); a protective inclined plate (20) is arranged on the upper inner wall of the storage body (1), and the protective inclined plate (20) is fixedly connected to the inner wall of the storage body (1).

2. A cement silo unloading device as claimed in claim 1, characterized in that: A slide groove (16) is provided on the outer wall of the crushing channel (3), and the connecting plate (5) passes through the slide groove (16).

3. A cement silo unloading device as claimed in claim 2, characterized in that: The width of the sliding groove (16) is adapted to the width of the connecting plate (5).

4. A cement silo unloading device as claimed in claim 1, characterized in that: A plurality of inflation heads (18) are arranged around the annular air pipe (17), one side of the annular air pipe (17) is connected to an air inlet pipe (19), and the air inlet pipe (19) is connected to an air supply device.

5. A cement silo unloading device as claimed in claim 1, characterized in that: A fixing frame (21) is fixedly connected to the upper outer wall of the material discharge channel (10), and the motor 1 (13) is fixedly connected to the fixing frame (21).

6. A cement silo unloading device as claimed in claim 1, characterized in that: The conveying device (14) comprises two fixed plates (22), one end of the second hydraulic rod (15) is rotatably connected to the fixed plate (22), one side of the fixed plate (22) is rotatably connected to the inner wall of the unloading channel (10), both sides of the fixed plate (22) are rotatably connected to conveying rollers (23), a conveyor belt (24) is connected between the two conveying rollers (23), and one end of one of the conveying rollers (23) is fixedly connected to a second motor (25), and the second motor (25) is fixedly connected to the fixed plate (22).

7. A cement silo unloading device as claimed in claim 6, characterized in that: Push plates (26) are evenly arranged on the conveyor belt (24).

8. A cement silo unloading method, implemented by using a cement silo unloading device according to any one of claims 1 to 7, comprising the following steps: The first step is to open the lower valve (2) of the cement, start the hydraulic motor (7) to drive the crushing rod (9) to rotate, and then start the hydraulic rod 1 (6) to drive the rotating sleeve structure to rise to crush the cement; Step 2: After the crushing is completed, the air inlet pipe (19) supplies air to the annular air pipe (17), thereby aerating and unloading the storage body (1) so that the cement falls into the unloading channel (10); Step 3: Start the motor 1 (13) to drive the crushing rod of the rotating shaft 1 (8) to rotate and crush the cement; Step 4: The crushed cement falls onto the conveyor belt (24), and then the second motor (25) is started to drive the conveyor belt (24) on the conveying roller (23) to move, thereby transporting the cement.

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