Emergency stirring barrel

Abstract

The utility model discloses an emergency stirring barrel which comprises a cylinder body system, a discharging system is arranged below the surface of the cylinder body system, a bottom frame system used for supporting the cylinder body system is arranged at the bottom end of the cylinder body system, and a control system used for controlling operation of the whole equipment is arranged above the surface of the cylinder body system. An upper cover system is arranged at the top end of the cylinder body system, a rack system is arranged on the upper cover system, a stirring system for stirring materials in the cylinder body system is arranged on the rack system, and a transmission system for driving the stirring system to rotate is arranged on the stirring system. According to the emergency stirring barrel, a high-concentration ore pulp and flotation reagent mixed material is put into the cylinder body system, the stirring system can be driven to rotate through the transmission system, and the high-concentration ore pulp and flotation reagent mixed material in the cylinder body system is rapidly stirred and mixed.

Description

Technical Field

[0001] The utility model relates to the technical field of stirring barrels, in particular to an emergency stirring barrel. Background Art

[0002] In recent years, the rapid development of mine construction in China has led to an increasing demand for mining equipment. Especially in some mine tailings filling projects, higher requirements are put forward for the performance of equipment such as high efficiency, safety, and environmental protection. In tailings filling projects, special stirring equipment needs to be configured to ensure that the pulp and flotation reagents can be fully mixed to meet the stirring requirements. At the same time, in accordance with relevant national industrial standards and related technical requirements, an emergency stirring barrel needs to be configured to ensure that the equipment meets the on-site use requirements and quality standards.

[0003] However, although the existing stirring equipment on the market can meet the stirring requirements to a certain extent, in the face of emergencies or urgent situations, such as when the main mixer fails, there is no suitable emergency stirring equipment, resulting in the interruption of the entire production process, and thus affecting production efficiency and product quality. Therefore, in order to cope with emergencies and urgent situations, it is particularly important to develop an emergency stirring barrel. Most of the existing stirring barrels are not suitable for mixing and stirring the pulp and flotation reagents before flotation operations to fully mix the pulp and reagents, nor are they suitable for stirring slurries in industries such as chemical engineering, metallurgy, and environmental protection under corresponding conditions, as well as for the failure of the main mixer of emergency slurries. Summary of the Invention

[0004] Aiming at the deficiencies of the prior art, the utility model provides an emergency stirring barrel, which solves the deficiencies of the existing stirring equipment in dealing with emergencies and urgent situations, effectively guarantees production efficiency and product quality, and also solves the problems that the emergency stirring barrel is inconvenient for stirring high-concentration pulp and flotation reagents, inconvenient for meeting relevant national industrial standards and related technical requirements, and not meeting the on-site use requirements and quality standards.

[0005] To achieve the above object, the utility model provides the following technical solution: An emergency stirring barrel, comprising a cylinder system, a discharging system is arranged below the surface of the cylinder system, a chassis system for supporting it is arranged at the bottom end of the cylinder system, a control system for controlling the operation of the entire equipment is arranged above the surface of the cylinder system, an upper cover system is arranged at the top end of the cylinder system, a frame system is arranged on the upper cover system, a stirring system for stirring the materials in the cylinder system is arranged on the frame system, and a transmission system for driving its rotation is arranged on the stirring system.

[0006] The chassis system includes horizontal square tubes and vertical square tubes. The horizontal square tubes and the vertical square tubes are welded and fixed to each other in a cross shape. Diagonal square tubes are welded and fixed between the horizontal square tubes and the vertical square tubes. Cubic tubes are welded and fixed to one outer end of the horizontal square tubes and the vertical square tubes. A round plate with round holes on its surface is welded and fixed to the bottom end of the cubic tube. The discharging system includes a butterfly valve manually opened or closed by a person. The upper cover system includes an upper cover panel. A feeding flange is welded and fixed to the upper end surface of the upper cover panel. A hinge is installed on one side of the upper cover panel.

[0007] Preferably, the cylinder system includes a support plate welded and fixed to the top end of the cylinder system. The inner wall of the cylinder system is provided with a cylinder side wall. Several triangular baffles are welded and fixed to the middle of the cylinder side wall. Several reinforcing ribs are welded and fixed between the cylinder side wall and the support plate. An electrical box mounting plate is welded and fixed to the surface of the cylinder system. A round bottom plate is welded and fixed to the bottom end of the cylinder system. A conical cover is installed on the round bottom plate. Drainage grooves are formed below the cylinder side wall and on the round bottom plate. A discharging port flange is welded and fixed below the surface of the cylinder system. A water inlet pipe is welded and fixed above the cylinder system.

[0008] Preferably, the conical cover is in a conical shape, the drainage groove is in a conical shape, the butterfly valve is installed on the discharging port flange, and the water inlet pipe is a threaded pipe.

[0009] Preferably, the frame system includes a long U-shaped plate and a short U-shaped plate. A frame panel is welded and fixed to one side of the long U-shaped plate. A dust shielding plate is welded and fixed to the other side of the long U-shaped plate. A frame hinge fixing plate is welded and fixed to the side surface of the long U-shaped plate, and the hinge is vertically installed on the frame hinge fixing plate.

[0010] Preferably, the long U-shaped plate and the short U-shaped plate are welded and fixed to each other in a rectangular shape, and several reinforcing plates are welded and fixed between the long U-shaped plate and the short U-shaped plate. Round holes are formed on the surfaces of the long U-shaped plate and the short U-shaped plate.

[0011] Preferably, the mixing system is arranged on the frame system. The mixing system includes a mounting seat, which is installed and fixed on the frame panel by bolts. A bearing sleeve is welded and fixed inside the mounting seat. A bearing end cover and a bearing are installed at the upper and lower ends of the bearing sleeve, and a skeleton oil seal is installed inside the bearing end cover. A mixing shaft passes through the bearing sleeve. An upper propeller-type impeller and a lower propeller-type impeller are installed on the mixing shaft. A spacer sleeve for separating them is arranged between the upper propeller-type impeller and the lower propeller-type impeller. A gasket is movably sleeved at the bottom of the mixing shaft. A nut is threadedly connected to the bottom end of the mixing shaft. A chain fixing ring is installed and fixed at the bottom of the mixing shaft through the gasket and the nut. A chain is installed on the chain fixing ring. A flat key is welded and fixed to the mixing shaft.

[0012] Preferably, the stirring shaft is rotatably connected to the frame panel through a bearing, and the upper propeller impeller, the lower propeller impeller, and the chain fixing ring all rotate with the stirring shaft through flat keys.

[0013] Preferably, the transmission system is arranged outside the stirring system. The transmission system includes a motor mounting seat, which is fixedly installed on the dust shield through bolts. A motor is installed outside the motor mounting seat, and a small pulley is fixedly installed at the output end of the motor. A bracket is welded and fixed to the motor mounting seat. A large pulley flange is fixedly installed at the top end of the stirring shaft, and a large pulley is fixedly installed on the large pulley flange. A belt is transmitted between the large pulley and the small pulley, and a safety protective cover is fixedly installed on the bracket.

[0014] Preferably, the large pulley, the large pulley flange, the belt, and the small pulley are all located inside the safety protective cover.

[0015] Compared with the prior art, the present utility model provides an emergency stirring barrel, which has the following beneficial effects:

[0016] 1. For this emergency stirring barrel, the emergency stirring barrel is equipped with propeller impellers with opposite spiral directions up and down, which can quickly mix the slurry up and down. Moreover, the emergency stirring barrel is equipped with a stainless steel chain with a large linear velocity, which can strongly break up the agglomerated powder materials and drive the slurry to rotate and mix.

[0017] 2. For this emergency stirring barrel, the emergency stirring barrel is equipped with a control electric box with a motor protection function, which can manually or automatically control the start and stop of the motor and the butterfly valve. It is safer and more convenient to use, meets the relevant national industry standards and related technical requirements, and conforms to the on-site use requirements and quality standards. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is the main view of the structure of the present utility model;

[0019] Figure 2 It is the main sectional view of the cylinder system of an emergency stirring barrel described in the present utility model;

[0020] Figure 3 It is the axonometric schematic diagram of the chassis system of an emergency stirring barrel described in the present utility model;

[0021] Figure 4 It is the axonometric schematic diagram of the upper cover system of an emergency stirring barrel described in the present utility model;

[0022] Figure 5 It is the axonometric schematic diagram of the frame system of an emergency stirring barrel described in the present utility model;

[0023] Figure 6The main sectional view of the stirring system of an emergency stirring barrel according to the present utility model;

[0024] Figure 7 The sectional view of the transmission system of an emergency stirring barrel according to the present utility model;

[0025] Figure 8 The axonometric schematic diagram of the cylinder system of an emergency stirring barrel according to the present utility model.

[0026] The marks in the attached drawings are described separately as follows:

[0027] 1. Cylinder system; 101. Support plate; 102. Reinforcing rib; 103. Cylinder side wall; 104. Triangular baffle; 105. Electric box mounting plate; 106. Cone cover; 107. Drainage groove; 108. Round bottom plate; 109. Discharge port flange; 110. Water inlet pipe; 2. Discharge system; 201. Butterfly valve; 3. Underframe system; 301. Horizontal square tube; 302. Vertical square tube; 303. Oblique square tube; 304. Cubic tube; 305. Round plate; 4. Control system; 5. Upper cover system; 501. Upper cover panel; 502. Feed flange; 503. Hinge; 6. Frame system; 601. Long U-shaped plate; 602. Short U-shaped plate; 603. Frame panel; 604. Dust cover; 605. Frame hinge fixing plate; 7. Stirring system; 701. Stirring shaft; 702. Bearing end cover; 703. Skeleton oil seal; 704. Bearing; 705. Bearing sleeve; 706. Mounting seat; 707. Upper propeller-type impeller; 708. Spacer sleeve; 709. Lower propeller-type impeller; 710. Chain fixing ring; 711. Gasket; 712. Nut; 713. Chain; 714. Flat key; 8. Transmission system; 801. Large pulley; 802. Large pulley flange; 803. Safety protection cover; 804. Belt; 805. Small pulley; 806. Motor; 807. Motor mounting seat; 808. Bracket. Detailed implementation manners

[0028] The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as a limitation to the present invention; the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly defined and limited, the terms "installed", "connected", "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0029] Please refer to Figure 1-8 , the present invention provides an emergency mixing bucket, including a cylinder body system 1. A discharging system 2 is arranged below the surface of the cylinder body system 1. A chassis system 3 for supporting it is arranged at the bottom end of the cylinder body system 1. A control system 4 for controlling the operation of the whole device is arranged above the surface of the cylinder body system 1, and the control system 4 is installed in the control electrical box on the surface of the cylinder body system 1. The control system 4 is electrically connected to each electrical device. An upper cover system 5 is arranged at the top end of the cylinder body system 1. A frame system 6 is arranged on the upper cover system 5. A mixing system 7 for mixing the materials in the cylinder body system 1 is arranged on the frame system 6. A transmission system 8 for driving its rotation is arranged on the mixing system 7;

[0030] The chassis system 3 includes horizontal square tubes 301 and vertical square tubes 302. The horizontal square tubes 301 and the vertical square tubes 302 are welded and fixed to each other in a cross shape. An inclined square tube 303 is welded and fixed between the horizontal square tubes 301 and the vertical square tubes 302. At the outer end of the horizontal square tubes 301 and the vertical square tubes 302, a cubic tube 304 is welded and fixed. At the bottom end of the cubic tube 304, a round plate 305 with round holes on its surface is welded and fixed. The discharging system 2 includes a butterfly valve 201 manually opened or closed by a person. The upper cover system 5 includes an upper cover panel 501. On the upper end surface of the upper cover panel 501, a feeding flange 502 is welded and fixed. A hinge 503 is installed on one side of the upper cover panel 501. The upper cover panel 501 is rotatably connected to the long U-shaped plate 601 through the hinge 503 and the frame hinge fixing plate 605. Therefore, the upper cover panel 501 can be rotated to be opened or closed, so as to observe the mixing situation of the materials inside the cylinder system 1. Moreover, through the chassis system 3 composed of the horizontal square tubes 301, the vertical square tubes 302 and the cubic tubes 304, the cylinder system 1 can be stably supported, so that the materials inside the cylinder system 1 can be stirred and mixed more stably.

[0031] Furthermore, the cylinder system 1 includes a support plate 101, which is welded and fixed at the top end of the cylinder system 1. The inner wall of the cylinder system 1 is provided with a cylinder side wall 103. In the middle of the cylinder side wall 103, a number of triangular baffles 104 are welded and fixed. A number of reinforcing ribs 102 are welded and fixed between the cylinder side wall 103 and the support plate 101. An electrical box mounting plate 105 is welded and fixed on the surface of the cylinder system 1. A round bottom plate 108 is welded and fixed at the bottom end of the cylinder system 1. A conical cover 106 is installed on the round bottom plate 108. Drainage grooves 107 are formed below the cylinder side wall 103 and on the round bottom plate 108. A discharging port flange 109 is welded and fixed below the surface of the cylinder system 1. A water inlet pipe 110 is welded and fixed above the cylinder system 1. The cylinder side wall 103 is formed by rolling a thin plate into a circle. The cylinder side wall 103 formed by rolling the thin plate forms a mixing barrel. Therefore, the high-concentration pulp and flotation reagent mixture can be added into the mixing barrel formed by the cylinder side wall 103 for stirring and processing of the materials. Moreover, the stirred materials can be discharged through the butterfly valve 201.

[0032] Furthermore, the conical cover 106 is in a conical shape, the drainage groove 107 is in a conical shape. The butterfly valve 201 is installed on the discharging port flange 109. The water inlet pipe 110 is a threaded pipe. By connecting the water inlet pipe 110 with an external pipeline, liquid materials can be added into the cylinder system 1. By arranging the conical cover 106, the annular drainage groove 107 and the triangular baffles 104 at the bottom of the cylinder system 1, the slurry can be made to rotate rapidly in a certain rotation direction and be quickly dispersed after hitting the triangular baffles 104.

[0033] Further, the frame system 6 includes a long U-shaped plate 601 and a short U-shaped plate 602. One side of the long U-shaped plate 601 is welded and fixed with a frame panel 603, the other side of the long U-shaped plate 601 is welded and fixed with a dust shield 604, and a frame hinge fixing plate 605 is welded and fixed on the side surface of the long U-shaped plate 601. And the hinge 503 is vertically installed on the frame hinge fixing plate 605. By fixing the rectangular frame composed of the long U-shaped plate 601 and the short U-shaped plate 602 on the top of the cylinder block system 1, thus by fixing the mounting seat 706 on the frame panel 603, so that the stirring shaft 701 can rotate, and by fixing the motor mounting seat 807 on the dust shield 604, so that the motor 806 can be installed and fixed on the motor mounting seat 807.

[0034] Further, the long U-shaped plate 601 and the short U-shaped plate 602 are welded and fixed to each other in a rectangular shape, and a plurality of reinforcing plates are welded and fixed between the long U-shaped plate 601 and the short U-shaped plate 602. Circular holes are provided on the surfaces of the long U-shaped plate 601 and the short U-shaped plate 602. The connection strength of the long U-shaped plate 601 and the short U-shaped plate 602 can be improved through the reinforcing plates, and various devices can be conveniently installed on the long U-shaped plate 601 and the short U-shaped plate 602 through the circular holes on their surfaces.

[0035] Further, the stirring system 7 is arranged on the frame system 6. The stirring system 7 includes a mounting seat 706. The mounting seat 706 is installed and fixed on the frame panel 603 through bolts. A bearing sleeve 705 is welded and fixed inside the mounting seat 706. Bearing end covers 702 and bearings 704 are installed at the upper and lower ends of the bearing sleeve 705. And a skeleton oil seal 703 is installed inside the bearing end cover 702. A stirring shaft 701 passes through the inside of the bearing sleeve 705. An upper propeller-type impeller 707 and a lower propeller-type impeller 709 are installed on the stirring shaft 701. A spacer sleeve 708 for separating them is arranged between the upper propeller-type impeller 707 and the lower propeller-type impeller 709. A gasket 711 is movably sleeved at the bottom of the stirring shaft 701. The bottom end of the stirring shaft 701 is threadedly connected with a nut 712. A chain fixing ring 710 is installed and fixed at the bottom of the stirring shaft 701 through the gasket 711 and the nut 712. A chain 713 is installed on the chain fixing ring 710. A flat key 714 is welded and fixed on the stirring shaft 701. When the stirring shaft 701 rotates, the stirring shaft 701 can be supported and rotated through the bearing 704, so that the stirring shaft 701 can drive the upper propeller-type impeller 707, the lower propeller-type impeller 709 and the chain 713 to rotate.

[0036] Furthermore, the stirring shaft 701 is rotatably connected to the frame panel 603 through a bearing 704. The upper propeller impeller 707, the lower propeller impeller 709, and the chain fixing ring 710 all rotate with the stirring shaft 701 through a flat key 714, facilitating the stirring shaft 701 to drive the upper propeller impeller 707, the lower propeller impeller 709, and the chain 713 to rotate through the flat key 714, so that the upper propeller impeller 707, the lower propeller impeller 709, and the chain 713 will not slip with the stirring shaft 701 during rotation.

[0037] Furthermore, the transmission system 8 is arranged outside the stirring system 7. The transmission system 8 includes a motor mounting base 807, the motor mounting base 807 is fixedly installed on the dust shield 604 through bolts, a motor 806 is installed outside the motor mounting base 807, a small pulley 805 is fixedly installed at the output end of the motor 806, a bracket 808 is welded and fixed to the motor mounting base 807, a large pulley flange 802 is fixedly installed at the top end of the stirring shaft 701, a large pulley 801 is fixedly installed on the large pulley flange 802, a belt 804 is transmitted between the large pulley 801 and the small pulley 805, a safety protective cover 803 is fixedly installed on the bracket 808, and the motor 806 can drive the stirring shaft 701 to rotate through the small pulley 805, the belt 804, and the large pulley 801, so that the stirring shaft 701 can drive the upper propeller impeller 707, the lower propeller impeller 709, and the chain 713 to rotate.

[0038] Furthermore, the large pulley 801, the large pulley flange 802, the belt 804, and the small pulley 805 are all located inside the safety protective cover 803. By providing a safety protective cover 803 outside the large pulley 801, the large pulley flange 802, the belt 804, and the small pulley 805, the safety of the operator can be protected.

[0039] In use, the mixed material of high-concentration pulp and flotation reagent is poured into the cylinder system 1 through the feeding flange 502, and the motor 806 is started to work through the control system 4. Then, the motor 806 can drive the small pulley 805 at its output end to rotate, and the small pulley 805 can drive the large pulley 801 to rotate through the belt 804. Further, the large pulley 801 can drive the stirring shaft 701 to rotate through the large pulley flange 802. At this time, the bearing 704 can support the rotation of the stirring shaft 701, so that the stirring shaft 701 can drive the upper propeller impeller 707, the lower propeller impeller 709 and the chain 713 to rotate. Therefore, the upper propeller impeller 707 and the lower propeller impeller 709 can evenly turn and stir the mixed material, enabling the material to be quickly mixed in the up and down directions, and the stainless steel chain 713 with a large linear velocity can strongly break up the agglomerated powder materials and drive the slurry to rotate and mix. At the same time, a conical cover 106, an annular drainage groove 107 and a triangular baffle 104 are arranged at the bottom of the cylinder system 1, which can make the slurry rotate rapidly in one rotation direction, and be quickly broken up after hitting the triangular baffle 104. In addition, the control system 4 in the control electric box has a motor protection function, and can manually or automatically control the start and stop of the motor 806 and the butterfly valve 201, with high safety, meeting the on-site use requirements and quality standards.

[0040] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An emergency stirring bucket, comprising a cylinder body system (1), characterized in that: Below the surface of the cylinder block system (1), a discharging system (2) is provided. At the bottom end of the cylinder block system (1), a chassis system (3) is provided for supporting it. Above the surface of the cylinder block system (1), a control system (4) for controlling the operation of the entire equipment is provided. At the top end of the cylinder block system (1), a top cover system (5) is provided. On the top cover system (5), a frame system (6) is provided. On the frame system (6), a stirring system (7) for stirring the materials in the cylinder block system (1) is provided. On the stirring system (7), a transmission system (8) for driving its rotation is provided; the cylinder block system (1) includes a support plate (101), a cylinder block side wall (103), and a circular bottom plate (108). The support plate (101) is welded and fixed to the top end of the cylinder block side wall (103). Between the outer top of the cylinder block side wall (103) and the support plate (101), several reinforcing ribs (102) are welded and fixed. The inlet pipe (110) is welded and fixed to the upper part of the outer circle of the cylinder block side wall (103). The electric box mounting plate (105) is welded and fixed to the middle part of the outer circle of the cylinder block side wall (103). The bottom end of the cylinder block side wall (103) is welded and fixed to the circular bottom plate (108). The stirring system (7) is arranged on the frame system (6). The stirring system (7) includes a stirring shaft (701), a bearing sleeve (705), a mounting seat (706), and a chain (713). The mounting seat (706) is installed and fixed on the frame panel (603) by bolts. Inside the mounting seat (706), a bearing sleeve (705) is welded and fixed. At the upper and lower ends of the bearing sleeve (705), a bearing end cover (702) and a bearing (704) are installed. And a skeleton oil seal (703) is installed inside the bearing end cover (702). The stirring shaft (701) passes through the inside of the bearing sleeve (705). On the stirring shaft (701), an upper propeller-type impeller (707) and a lower propeller-type impeller (709) are installed. Between the upper propeller-type impeller (707) and the lower propeller-type impeller (709), a spacer sleeve (708) for separating them is provided. At the bottom of the stirring shaft (701), a gasket (711) is movably sleeved. At the bottom end of the stirring shaft (701), a nut (712) is threadedly connected. At the bottom of the stirring shaft (701), a chain fixing ring (710) is installed and fixed through the gasket (711) and the nut (712). On the chain fixing ring (710), a chain (713) is installed. A flat key (714) is welded and fixed on the stirring shaft (701).

2. The emergency stirring bucket according to claim 1, characterized in that: The transmission system (8) is arranged outside the stirring system (7). The transmission system (8) includes a safety protection cover (803), a motor (806), and a motor mounting seat (807). The motor mounting seat (807) is installed and fixed on the dust cover plate (604) by bolts. Outside the motor mounting seat (807), a motor (806) is installed. At the output end of the motor (806), a small pulley (805) is installed and fixed.

3. The emergency stirring bucket according to claim 2, characterized in that: The motor mounting seat (807) is welded and fixed with a bracket (808), the top end of the stirring shaft (701) is fixed with a large pulley flange (802), a large pulley (801) is fixedly mounted on the large pulley flange (802), a belt (804) is transmitted between the large pulley (801) and the small pulley (805), and a safety shield (803) is fixedly mounted on the bracket (808).

4. An emergency stirring barrel according to claim 1, characterized in that: A plurality of triangular baffles (104) are welded and fixed to the middle of the inner circle of the cylinder side wall (103), a cone cover (106) is installed on the circular bottom plate (108), and a drainage groove (107) is opened at the bottom end of the inner circle of the cylinder side wall (103).

5. An emergency stirring bucket according to claim 4, characterized in that: The cone cover (106) is in a cone shape, the drainage groove (107) is in a cone shape, and the water inlet pipe (110) is a threaded pipe.

6. The emergency stirring barrel according to claim 1, wherein: The chassis system (3) comprises a horizontal through hole (301) and a vertical through hole (302), wherein the horizontal through hole (301) and the vertical through hole (302) are welded and fixed to each other in a cross shape, an oblique through hole (303) is welded and fixed between the horizontal through hole (301) and the vertical through hole (302), a cubic through hole (304) is welded and fixed to one end of the outer side of the horizontal through hole (301) and the vertical through hole (302), and a circular plate (305) with a circular hole on the surface is welded and fixed to the bottom end of the cubic through hole (304).

7. An emergency stirring barrel according to claim 1, characterized in that: The rack system (6) comprises a long U-shaped plate (601) and a short U-shaped plate (602); a rack panel (603) is welded and fixed to one side of the long U-shaped plate (601); a dust shielding plate (604) is welded and fixed to the other side of the long U-shaped plate (601); a rack hinge fixing plate (605) is welded and fixed to the side of the long U-shaped plate (601); and the vertical side of the hinge (503) is mounted on the rack hinge fixing plate (605).

8. An emergency stirring bucket according to claim 7, characterized in that: The long U-shaped plate (601) and the short U-shaped plate (602) are welded and fixed to each other in a rectangular shape, and a plurality of reinforcing plates are welded and fixed between the long U-shaped plate (601) and the short U-shaped plate (602). Circular holes are provided on the surfaces of the long U-shaped plate (601) and the short U-shaped plate (602).

9. The emergency stirring bucket according to claim 1, characterized in that: The stirring shaft (701) is rotatably connected to the frame panel (603) via a bearing (704), and the upper propeller impeller (707), the lower propeller impeller (709) and the chain fixing ring (710) all rotate along with the stirring shaft (701) via a flat key (714).

10. An emergency stirring bucket according to claim 3, characterized in that: The large pulley (801), the large pulley flange (802), the belt (804) and the small pulley (805) are all located inside the safety protection cover (803).

11. An emergency stirring bucket according to claim 1, characterized in that: The discharge system (2) comprises a butterfly valve (201) which is opened or closed manually and a discharge port flange (109); the discharge port flange (109) is welded and fixed to the lower part of the outer ring of the cylinder side wall (103); and the butterfly valve (201) is installed on the discharge port flange (109).

12. An emergency stirring barrel according to claim 1, characterized in that: The upper cover system (5) includes an upper cover panel (501), a feed flange (502), and a hinge (503). The feed flange (502) is fixedly welded to the upper end surface of the upper cover panel (501), and a hinge (503) is installed on one side of the upper cover panel (501).

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