Premixing device of heating material for riser manufacturing

Abstract

The utility model relates to a premixing device of a heating material for manufacturing a riser, which comprises a material containing hopper arranged on the ground and a vertically arranged material mixing barrel tank, an inclined lifting conveying belt is erected between the material mixing barrel tank and the material containing hopper, and the lower end of the lifting conveying belt is inserted into the material containing hopper; the upper end of the mixing cylinder tank is fixedly connected with a dust cover, an inclined inlet is formed in the dust cover, and the upper end of the lifting conveying belt penetrates through the inlet of the dust cover and is arranged above the mixing cylinder tank; the material mixing device is characterized in that a vertical rectangular feeding hopper and a material blocking support are formed on the upper portion of the material mixing barrel tank, a feeding impeller is inserted into the feeding hopper and comprises a longitudinal cylindrical annular hub part, a plurality of material stirring plates are formed on the outer wall of the hub part, and a mandrel is fixedly inserted into the hub part; the two ends of the mandrel are connected to the side walls of the front side and the rear side of the feeding hopper through bearings. According to the device, the impeller feeding structure is arranged at the upper part of the mixing barrel, so that flying dust can be prevented from overflowing during mixing and stirring based on the impeller feeding structure.

Description

Technical field:

[0001] The utility model relates to the technical field of a mixing device, in particular to a premixing device for heating materials used in riser manufacturing. Background technology:

[0002] Riser is a supplementary part attached to the top or side of the casting to avoid defects in the casting. At present, some materials of some risers are provided with multiple types. The heat preservation and heat generation agent is a conventional raw material, and the heat preservation and heat generation agent is composed of a variety of materials with powder and granular structures. At the same time, the other materials used to make the riser are mostly granular or powder structures. Before making the riser, the raw materials need to be premixed and stirred evenly. The mixing is carried out in the premixing equipment. The existing premixing equipment includes a vertical mixing barrel. Because the volume of the mixing barrel is increased and the feeding port is set at the top of the mixing barrel, a bucket-shaped hopper is provided on one side of the mixing barrel, and then a conveyor belt is set up. The raw materials in the hopper are conveyed to the top of the mixing barrel for feeding through the conveyor belt. However, because the raw materials are mostly powder structures, dust will appear. In order to prevent dust from overflowing, a dust cover is provided, but the dust cover is provided with an inlet opposite to the conveyor belt. During the mixing and mixing process, some dust will still overflow from the inlet of the dust cover. Therefore, it is necessary to design an effective dustproof structure. Utility model content:

[0003] The purpose of the utility model is to address the deficiencies of the prior art and provide a premixing device for heating materials used in riser manufacturing, which has an impeller feeding structure on the upper part of the mixing barrel. The impeller feeding structure can prevent dust from overflowing during mixing.

[0004] A premixing device for heating materials used in riser manufacturing comprises a hopper arranged on the ground and a mixing barrel arranged vertically, an inclined lifting conveyor belt is arranged between the mixing barrel and the hopper, and the lower end of the lifting conveyor belt is inserted in the hopper; a dust cover is fixedly connected to the upper end of the mixing barrel, an inclined inlet is formed on the dust cover, and the upper end of the lifting conveyor belt passes through the inlet of the dust cover and is arranged above the mixing barrel; it is characterized in that: a vertical rectangular feed hopper and a material blocking bracket are formed on the upper part of the mixing barrel, a feed impeller is inserted in the feed hopper, the feed impeller comprises a longitudinal cylindrical ring-shaped hub, a plurality of material shifting plates are formed on the outer wall of the hub, a core shaft is inserted and fixed in the hub, and both ends of the core shaft are connected to the side walls of the front and rear sides of the feed hopper through bearings;

[0005] The material baffle bracket includes two groups of left and right arc-shaped left and right baffle plates, a circular isolation chamber is formed between the left and right baffle plates, a feed impeller is inserted in the isolation chamber, and an inclined feed port and a discharge port are respectively formed on the upper and lower sides of the isolation chamber, the discharge port is located between the lower side edge of the left baffle plate and the lower side edge of the right baffle plate, and the feed port is located between the upper side edge of the left baffle plate and the upper side edge of the right baffle plate; the upper side edge of the left baffle plate is formed with an inclined left guide plate, and the upper end of the left guide plate is fixedly connected to the left inner wall of the feed hopper; the upper end of the right baffle plate is bent to form an inclined right guide plate, and the upper end of the right guide plate is fixedly connected to the inner wall of the dust cover.

[0006] The rear end of the core shaft extends out of the feed hopper sleeve and is fixed with a driven pulley, and the driven pulley is connected to the driving pulley through a belt; the lifting conveyor belt includes an inclined annular belt, and a driven roller is inserted at the upper end of the annular belt. The two ends of the driven roller are connected to the two side walls of the dust cover through bearings, and the rear end of the driven roller extends out of the dust cover and is inserted and fixed in the driving pulley.

[0007] Preferably, at least 6 groups of material-diverting plates are provided on the feed impeller, and the material-diverting plates are evenly distributed in a ring shape around the central axis of the core shaft.

[0008] Preferably, the inner wall of the left material baffle plate and the inner wall of the right material baffle plate are in the same cylindrical surface.

[0009] Preferably, the inclination direction of the right guide plate is opposite to the inclination direction of the left guide plate.

[0010] Preferably, the lower side of the right baffle plate is bent to form an inclined right support plate, and the right support plate is fixedly connected to the right inner wall of the feed hopper;

[0011] Preferably, an inclined left support plate is fixedly connected to the outer wall of the lower end of the left material baffle plate, and the lower end of the left support plate is fixedly connected to the left inner wall of the feed hopper.

[0012] Preferably, a vertical hinged motor is fixedly connected to the bottom of the mixing barrel, and an inclined discharge interface is formed on the side wall of the bottom of the mixing barrel; a plurality of inclined supporting feet are fixedly connected to the outer wall of the lower side of the mixing barrel, and the lower ends of the supporting feet rest on the ground.

[0013] The beneficial effects of the utility model are:

[0014] The device is provided with an impeller feeding structure on the upper part of the mixing barrel, and the impeller feeding structure can prevent the overflow of dust during the mixing and stirring. Description of the drawings:

[0015] Figure 1 It is a partial cross-sectional schematic diagram of the utility model in the front view direction;

[0016] Figure 2It is a schematic diagram of the structure of the utility model from the rear;

[0017] Figure 3 for Figure 1 A local enlarged schematic diagram of the middle A;

[0018] In the figure: 1. material hopper; 2. lifting conveyor belt; 3. mixing drum; 4. supporting feet; 5. dust cover; 6. feed impeller; 61. hub; 62. material removal plate; 63. core shaft; 7. material blocking bracket; 71. left material blocking plate; 72. right material blocking plate; 73. left support plate; 8. driving pulley; 9. driven pulley; 10. belt. Specific implementation method:

[0019] Example: See Figures 1 to 3 As shown, a premixing device for heating materials for riser manufacturing comprises a hopper 1 arranged on the ground and a mixing barrel 3 arranged vertically, an inclined lifting conveyor belt 2 is arranged between the mixing barrel 3 and the hopper 1, and the lower end of the lifting conveyor belt 2 is inserted in the hopper 1; a dust cover 5 is fixedly connected to the upper end of the mixing barrel 3, and an inclined inlet a is formed on the dust cover 5, and the upper end of the lifting conveyor belt 2 passes through the inlet a of the dust cover 5 and is arranged above the mixing barrel 3; a vertical rectangular feed hopper 32 and a material blocking bracket 7 are formed on the upper part of the mixing barrel 3, a feed impeller 6 is inserted in the feed hopper 32, and the feed impeller 6 comprises a longitudinal cylindrical ring-shaped hub 61, a plurality of material shifting plates 62 are formed on the outer wall of the hub 61, a core shaft 63 is inserted and fixed in the hub 61, and both ends of the core shaft 63 are connected to the side walls of the front and rear sides of the feed hopper 32 through bearings;

[0020] The material baffle bracket 7 includes two groups of left and right arc-shaped left and right baffle plates 71 and 72, a circular isolation chamber is formed between the left and right baffle plates 71 and 72, the feed impeller 6 is inserted in the isolation chamber, and the upper and lower sides of the isolation chamber are respectively formed with an inclined feed port b and a discharge port c, the discharge port c is located between the lower side edge of the left baffle plate 71 and the lower side edge of the right baffle plate 72, and the feed port b is located between the upper side edge of the left baffle plate 71 and the upper side edge of the right baffle plate 72; the upper side edge of the left baffle plate 71 is formed with an inclined left guide plate 711, and the upper end of the left guide plate 711 is fixedly connected to the left inner wall of the feed hopper 32; the upper end of the right baffle plate 72 is bent to form an inclined right guide plate 721, and the upper end of the right guide plate 721 is fixedly connected to the inner wall of the dust cover 5.

[0021] The rear end of the core shaft 63 extends out of the feed hopper 32 and is fixed with a driven pulley 9, which is connected to the driving pulley 8 through a belt 10; the lifting conveyor belt 2 includes an inclined annular belt, and a driven roller 21 is inserted at the upper end of the annular belt. The two ends of the driven roller 21 are connected to the two side walls of the dust cover 5 through bearings, and the rear end of the driven roller 21 extends out of the dust cover 5 and is inserted and fixed in the driving pulley 8.

[0022] At least six groups of material-push-plates 62 are provided on the feed impeller 6 , and the material-push-plates 62 are evenly distributed in a ring shape around the central axis of the core shaft 63 .

[0023] The inner wall of the left material baffle plate 71 and the inner wall of the right material baffle plate 72 are in the same cylindrical surface, and the side of the material-moving plate 62 away from the hub 61 is close to the inner wall of the left material baffle plate 71 .

[0024] The inclination direction of the right guide plate 721 is opposite to the inclination direction of the left guide plate 711 .

[0025] The lower side of the right baffle plate 72 is bent to form an inclined right support plate 722, and the right support plate 722 is fixed to the right inner wall of the feed hopper 32;

[0026] An obliquely placed left supporting plate 73 is fixedly connected to the outer wall of the lower end of the left material blocking plate 71 , and the lower end of the left supporting plate 73 is fixedly connected to the left inner wall of the feed hopper 32 .

[0027] A vertical hinged motor is fixedly connected to the bottom of the mixing barrel 3, and an inclined discharge interface 31 is formed on the side wall of the bottom of the mixing barrel 3; a plurality of inclined support legs 4 are fixedly connected to the outer wall of the lower side of the mixing barrel 3, and the lower ends of the support legs 4 are against the ground.

[0028] Working principle: The utility model is a premixing device for heating materials for oral manufacturing. The main technical structure of the premixing device is a dust-proof structure for preventing dust from overflowing during mixing. The dust-proof structure includes a feed impeller 6 and a material-blocking bracket 7. When the feed impeller 6 does not rotate, it cooperates with the material-blocking bracket 7 to form a layer of partition arranged on the top of the mixing barrel 3, which can prevent dust from overflowing;

[0029] During feeding, when the lifting conveyor belt 2 is running, the feeding impeller 6 can be driven to rotate based on the belt transmission. When the material on the lifting conveyor belt 2 falls, it can fall between the material stripping plates 62 of the feeding impeller 6 through the right guide plate 721 and the left guide plate 711. As the feeding impeller 6 rotates, the material can be discharged from the discharge port c at the bottom of the material blocking bracket 7.

[0030] The embodiments are used to illustrate the present invention, but not to limit the present invention. Any person skilled in the art may modify the embodiments without violating the spirit and scope of the present invention, and therefore the scope of protection of the present invention shall be as set forth in the claims of the present invention.

Claims

1. A premixing device for heating materials used in riser manufacturing, comprising a material hopper (1) arranged on the ground and a mixing barrel (3) arranged vertically, an inclined lifting conveyor belt (2) is arranged between the mixing barrel (3) and the material hopper (1), and the lower end of the lifting conveyor belt (2) is inserted into the material hopper (1); a dust cover (5) is fixedly connected to the upper end of the mixing barrel (3), and an inclined inlet (a) is formed on the dust cover (5), and the upper end of the lifting conveyor belt (2) passes through the inlet (a) of the dust cover (5) and is arranged above the mixing barrel (3); the characteristics are: A vertical rectangular feed hopper (32) and a material blocking bracket (7) are formed on the upper part of the mixing barrel (3). A feed impeller (6) is inserted in the feed hopper (32). The feed impeller (6) includes a longitudinal cylindrical ring-shaped hub (61). A plurality of material shifting plates (62) are formed on the outer wall of the hub (61). A core shaft (63) is inserted and fixed in the hub (61). The two ends of the core shaft (63) are connected to the side walls of the front and rear sides of the feed hopper (32) through bearings. The material blocking bracket (7) comprises two groups of left and right arc-shaped left and right material blocking plates (71) and right and left and right material blocking plates (72), a circular isolation chamber is formed between the left and right material blocking plates (71) and the right and left material blocking plates (72), a feed impeller (6) is inserted in the isolation chamber, and an oblique feed port (b) and a discharge port (c) are formed on the upper and lower sides of the isolation chamber, respectively, and the discharge port (c) is located between the lower side edge of the left and right material blocking plates (71) and the lower side edge of the right and left material blocking plates (72). The feed port (b) is located between the upper side of the left baffle plate (71) and the upper side of the right baffle plate (72); the upper side of the left baffle plate (71) is formed with an inclined left guide plate (711), and the upper end of the left guide plate (711) is fixedly connected to the left inner wall of the feed hopper (32); the upper end of the right baffle plate (72) is bent to form an inclined right guide plate (721), and the upper end of the right guide plate (721) is fixedly connected to the inner wall of the dust cover (5); The rear end of the core shaft (63) extends out of the feed hopper (32) and is fixed with a driven pulley (9) through a sleeve, and the driven pulley (9) is connected to the driving pulley (8) through a belt (10); the lifting conveyor belt (2) includes an inclined annular belt, and a driven roller (21) is inserted at the upper end of the annular belt, and the two ends of the driven roller (21) are connected to the two side walls of the dust cover (5) through bearings, and the rear end of the driven roller (21) extends out of the dust cover (5) and is inserted and fixed in the driving pulley (8).

2. The premixing device for heat generating material for riser manufacturing according to claim 1, characterized in that: At least six groups of material-shifting plates (62) are provided on the feed impeller (6), and the material-shifting plates (62) are evenly distributed in a ring shape around the central axis of the core shaft (63).

3. The premixing device for heat generating material for riser manufacturing according to claim 1, characterized in that: The inner wall of the left material blocking plate (71) and the inner wall of the right material blocking plate (72) are within the same cylindrical surface.

4. The premixing device for heat generating material for riser manufacturing according to claim 1, characterized in that: The inclination direction of the right guide plate (721) is opposite to the inclination direction of the left guide plate (711).

5. The premixing device for heat generating material for riser manufacturing according to claim 4, characterized in that: The lower side of the right material blocking plate (72) is bent to form an inclined right supporting plate (722), and the right supporting plate (722) is fixedly connected to the right inner wall of the feed hopper (32).

6. The premixing device for heat generating material for riser manufacturing according to claim 4, characterized in that: An obliquely placed left supporting plate (73) is fixedly connected to the outer wall of the lower end of the left material blocking plate (71), and the lower end of the left supporting plate (73) is fixedly connected to the left inner wall of the feed hopper (32).

7. The premixing device for heat generating material for riser manufacturing according to claim 1, characterized in that: A vertical hinged motor is fixedly connected to the bottom of the mixing barrel (3), and an inclined discharge interface (31) is formed on the side wall of the bottom of the mixing barrel (3); a plurality of inclined support legs (4) are fixedly connected to the outer wall of the lower side of the mixing barrel (3), and the lower ends of the support legs (4) are against the ground.

Images