Cement storage hopper for cement mixing plant

Abstract

The cement storage hopper for the cement mixing plant comprises a base, a storage barrel is arranged above the base, an annular block is connected to the position, close to the middle, of the outer wall of the storage barrel in a sleeved mode, a fixing ring is arranged at the position, close to the lower portion of the annular block, outside the storage barrel in a sleeved mode, and an annular groove matched with the annular block is formed in the top of the fixing ring. The bottom of the fixed ring is fixedly connected with a plurality of uniformly distributed movable rods, the bottom ends of the movable rods are sleeved with supporting pipes, and the bottoms of the supporting pipes are fixedly connected with the top of the base; through a series of structures, the device has the characteristics of adjustable height, convenience in discharging, convenience in cleaning the inner wall of the storage barrel and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of cement mixing stations, in particular to a cement storage hopper for a cement mixing station. Background Art

[0002] Cement is a powdery, hydraulic, inorganic cementitious material. After adding water and stirring, it becomes a slurry, which can harden in the air or better harden in water, and can firmly bond materials such as sand and stone together. For a long time, it has been widely used in civil engineering, water conservancy, national defense and other projects as an important cementitious material. Cement is generally stored in a cement hopper. The cement storage hopper for cement mixing stations in the prior art is inconvenient to adjust the height during use, resulting in the inability to adjust the material discharge and discharge according to the actual situation. In addition, after being placed for a long time, the material is easy to agglomerate and it is inconvenient to discharge the material. In this regard, we propose a cement storage hopper for cement mixing stations. Utility Model Content

[0003] The technical problem solved by the utility model is to overcome the defects of the prior art and provide a cement storage hopper for a cement mixing station.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] The cam is provided with a plurality of movable rods which are evenly distributed, and a supporting tube is provided on the bottom end of the movable rod, and a bottom end of the movable rod is provided with a supporting tube, and the bottom end of the supporting tube is fixedly connected to the top of the base, and a guide groove is provided near the left side of the top of the material storage barrel, and a movable door is installed in the guide groove, and the top of the material storage barrel is fixedly connected to a driving motor through a connecting rod, and the bottom end of the driving motor output shaft is fixedly connected to a rotating rod, and the rotating rod is movably connected to the top of the inner cavity of the material storage barrel through a bearing near the top end, and a spiral blade is sleeved on the rotating rod near the bottom end, and a valve is provided at the bottom of the material storage barrel.

[0006] Preferably, the left and right side walls of the movable rod are fixedly connected to limit blocks near the bottom, and the left and right inner walls of the support tube are provided with limit grooves matching the limit blocks.

[0007] Preferably, a threaded hole is provided at the bottom of the movable rod, a threaded rod is threadedly connected to the threaded hole, the bottom end of the threaded rod is movably connected to a positioning ring through a bearing, the bottom end of the threaded rod passes through the inner ring of the bearing and is movably connected to the top of the base through the bearing, and a plurality of evenly distributed first empty grooves are provided near the outer side of the base, and the bottom end of the threaded rod passes through the inner ring of the bearing and extends into the first empty groove.

[0008] Preferably, a second empty slot is provided in the base near the middle, a servo motor is fixedly connected to the bottom of the base near the middle, the top end of the servo motor output shaft is movably connected to the bottom of the base through a bearing, and extends through the inner ring of the bearing into the second empty slot, and is fixedly connected to a first gear, a plurality of evenly distributed second gears are meshed at the top of the first gear, a plurality of evenly distributed through holes are provided on the inner wall of the second empty slot, a worm is movably connected to the inner wall of the through hole through a bearing, one end of the worm extends through the inner ring of the bearing into the first empty slot, and is meshed with a worm wheel, the bottom end of the threaded rod is fixedly connected to the top of the worm wheel, the other end of the worm extends into the second empty slot and is fixedly connected to the adjacent side wall of the second gear.

[0009] Preferably, the storage barrel is conical near the bottom.

[0010] Preferably, the left and right side walls of the rotating rod are fixedly connected with scraper strips via connecting rods.

[0011] Preferably, a plurality of evenly distributed supporting feet are fixedly connected to the bottom of the base.

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

[0013] In the present technical solution, through the mutual cooperation among the servo motor, the first gear, the second gear, the worm gear, the worm and the threaded rod, several threaded rods can be rotated synchronously, and at the same time, the movable rod cannot rotate due to the limiting action of the limit block, thereby enabling several movable rods to drive the storage barrel to adjust the height; the material is driven to be eaten by the driving motor, the rotating rod and the spiral blades, and at the same time, the scraper strip is set to facilitate the scraping of the material on the inner wall of the storage barrel. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the structure of the utility model;

[0016] Figure 3 for Figure 2 Enlarged view of point A in the middle;

[0017] Figure 4 for Figure 2 Enlarged view of point B in the middle.

[0018] Numbers in the figure: 1. base; 2. storage barrel; 3. scraper; 4. drive motor; 5. rotating rod; 6. annular block; 7. fixed ring; 8. valve; 9. second gear; 10. first gear; 11. servo motor; 12. threaded rod; 13. movable rod; 14. limit block; 15. support tube; 16. positioning ring; 17. worm wheel; 18. worm. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4The utility model provides a technical solution: a cement storage hopper for a cement mixing station, comprising a base 1, a storage barrel 2 is arranged above the base 1, an annular block 6 is sleeved on the outer wall of the storage barrel 2 near the middle, a fixing ring 7 is sleeved on the outer side of the storage barrel 2 near the bottom of the annular block 6, and an annular groove matching the annular block 6 is opened on the top of the fixing ring 7, a plurality of evenly distributed movable rods 13 are fixedly connected to the bottom of the fixing ring 7, a support tube 15 is sleeved on the bottom end of the movable rod 13, the bottom of the support tube 15 is fixedly connected to the top of the base 1, the side walls on both sides of the movable rod 13 are fixedly connected to the limiting blocks 14 near the bottom, and the inner walls on both sides of the support tube 15 are opened with limiting grooves matching the limiting blocks 14, and the bottom of the movable rod 13 is opened A threaded hole is provided, and a threaded rod 12 is threadedly connected in the threaded hole. A positioning ring 16 is movably connected to the bottom end of the threaded rod 12 through a bearing. The bottom end of the threaded rod 12 passes through the inner ring of the bearing and is movably connected to the top of the base 1 through the bearing. A plurality of evenly distributed first empty grooves are opened near the outside of the base 1. The bottom end of the threaded rod 12 passes through the inner ring of the bearing and extends into the first empty groove. A second empty groove is opened near the middle of the base 1. A servo motor 11 is fixedly connected to the bottom of the base 1 near the middle. The top end of the output shaft of the servo motor 11 is movably connected to the bottom of the base 1 through a bearing, and passes through the inner ring of the bearing to extend into the second empty groove, and is fixedly connected to a first gear 10. A plurality of evenly distributed second gears 9 are meshed on the top of the first gear 10. The inner wall of the second slot is provided with a plurality of evenly distributed through holes, and a worm 18 is movably connected to the inner wall of the through hole through a bearing, one end of the worm 18 passes through the inner ring of the bearing and extends into the first slot, and is meshed with a worm wheel 17, the bottom end of the threaded rod 12 is fixedly connected to the top of the worm wheel 17, the other end of the worm 18 extends into the second slot, and is fixedly connected to the adjacent side wall of the second gear 9, a guide groove is provided near the left side of the top of the storage barrel 2, a movable door is installed in the guide groove, the top of the storage barrel 2 is fixedly connected to the drive motor 4 through a connecting rod, the bottom end of the output shaft of the drive motor 4 is fixedly connected to a rotating rod 5, the rotating rod 5 is movably connected to the top of the inner cavity of the storage barrel 2 through a bearing near the top, a spiral blade is sleeved near the bottom of the rotating rod 5, and the rotating The left and right side walls of the rod 5 are fixedly connected with scraper strips 3 through connecting rods. A valve 8 is provided at the bottom of the storage barrel 2. The storage barrel 2 is conically arranged near the bottom. A number of evenly distributed supporting feet are fixedly connected to the bottom of the base 1. Through the cooperation between the servo motor 11, the first gear 10, the second gear 9, the worm gear 17, the worm 18 and the threaded rod 12, the several threaded rods 12 can be rotated synchronously. At the same time, the movable rod 13 cannot rotate under the limiting action of the limit block 14, so that the several movable rods 13 drive the storage barrel 2 to adjust its height; the material is driven to eat by the driving motor 4, the rotating rod 5 and the spiral blade. At the same time, the material on the inner wall of the storage barrel 2 is easily scraped off by the setting of the scraper strip 3.

[0021] Working principle: When in use, the material is introduced into the storage barrel 2 for storage. When discharging, the valve 8 is opened to discharge the material. When the material is stuck, the drive motor 4 is turned on to drive the rotating rod 5 and the spiral blade to rotate to discharge the material. At the same time, the rotating rod 5 drives the scraper 3 to rotate to scrape the material on the inner wall of the storage barrel 2. When the height needs to be adjusted, the first gear 10 driven by the servo motor 11 is turned on to rotate, and the first gear 10 drives several second gears 9 to rotate. The second gear 9 drives the worm 18 to rotate, and the worm 18 drives the worm wheel 17 to rotate, and drives the threaded rod 12 to rotate. At this time, the movable rod 13 moves up and down, thereby driving the storage barrel 2 to be adjusted to a suitable height.

[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cement storage hopper for a cement mixing station, comprising a base (1), characterized in that: A material storage barrel (2) is arranged above the base (1), an annular block (6) is sleeved on the outer wall of the material storage barrel (2) near the middle, a fixing ring (7) is sleeved on the outer side of the material storage barrel (2) near the bottom of the annular block (6), and an annular groove matching the annular block (6) is opened on the top of the fixing ring (7), a plurality of evenly distributed movable rods (13) are fixedly connected to the bottom of the fixing ring (7), a supporting tube (15) is sleeved on the bottom end of the movable rod (13), and the bottom of the supporting tube (15) is connected to the base ( 1) is fixedly connected at the top, a material guide groove is provided near the left side of the top of the material storage barrel (2), a movable door is installed in the material guide groove, the top of the material storage barrel (2) is fixedly connected to a driving motor (4) through a connecting rod, the bottom end of the output shaft of the driving motor (4) is fixedly connected to a rotating rod (5), the rotating rod (5) is movably connected to the top of the inner cavity of the material storage barrel (2) through a bearing near the top end, the rotating rod (5) is sleeved with a spiral blade near the bottom end, and a valve (8) is provided at the bottom of the material storage barrel (2).

2. A cement storage hopper for a cement mixing station according to claim 1, characterized in that: The left and right side walls of the movable rod (13) are fixedly connected to limit blocks (14) near the bottom, and the left and right inner walls of the support tube (15) are provided with limit grooves matching the limit blocks (14).

3. The cement storage hopper for a cement mixing station according to claim 1, characterized in that: A threaded hole is provided at the bottom of the movable rod (13), a threaded rod (12) is threadedly connected to the threaded hole, the bottom end of the threaded rod (12) is movably connected to a positioning ring (16) via a bearing, the bottom end of the threaded rod (12) passes through the inner ring of the bearing and is movably connected to the top of the base (1) via the bearing, a plurality of evenly distributed first slots are provided near the outer side of the base (1), and the bottom end of the threaded rod (12) passes through the inner ring of the bearing and extends into the first slot.

4. The cement storage hopper for a cement mixing station according to claim 3, characterized in that: A second slot is provided near the middle of the base (1), and a servo motor (11) is fixedly connected to the bottom of the base (1) near the middle. The top end of the output shaft of the servo motor (11) is movably connected to the bottom of the base (1) through a bearing, and extends through the inner ring of the bearing into the second slot, and is fixedly connected to a first gear (10). The top of the first gear (10) is meshed with a plurality of evenly distributed second gears (9). The inner wall of the second slot is provided with a plurality of evenly distributed through holes. The inner wall of the through hole is movably connected to a worm (18) through a bearing. One end of the worm (18) passes through the inner ring of the bearing and extends into the first slot, and is meshed with a worm wheel (17). The bottom end of the threaded rod (12) is fixedly connected to the top of the worm wheel (17), and the other end of the worm (18) extends into the second slot and is fixedly connected to the side wall of the adjacent second gear (9).

5. The cement storage hopper for a cement mixing station according to claim 1, characterized in that: The storage barrel (2) is conically arranged near the bottom.

6. The cement storage hopper for a cement mixing station according to claim 1, characterized in that: The left and right side walls of the rotating rod (5) are fixedly connected to the scraper strips (3) via connecting rods.

7. The cement storage hopper for a cement mixing station according to claim 1, characterized in that: The bottom of the base (1) is fixedly connected with a plurality of evenly distributed supporting feet.

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