CN210951854U

CN210951854U - Hot-blast furnace for seed processing

Info

Publication number: CN210951854U
Application number: CN201921805313.9U
Authority: CN
Inventors: 王伟; 梁云飞
Original assignee: Chaohu Tomorrow Seed Technology Co ltd
Current assignee: Chaohu Tomorrow Seed Technology Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-07-07
Anticipated expiration: 2029-10-24

Abstract

The utility model discloses a hot blast stove for seed processing, which relates to the technical field of hot blast stoves, and adopts the technical scheme that the hot blast stove comprises a hot blast stove combustion chamber, a combustion fan, a dust removal chamber and a heat exchanger, wherein a feeding device is arranged on the hot blast stove combustion chamber, and comprises a feeding bin, a first auger and a storage bin which are arranged in sequence along the material transportation direction; the discharge port of the feeding bin is communicated with the feed port of the first auger, and the discharge port of the first auger is communicated with the feed port of the storage bin; a second auger is arranged below the storage bin, a connecting pipe is arranged on an air outlet of the combustion-supporting fan, and one end of the connecting pipe, which is far away from the combustion-supporting fan, is communicated with a combustion chamber of the hot blast stove; the feed inlet of the second auger is communicated with the discharge outlet of the storage bin, and the discharge outlet of the second auger is communicated with the connecting pipe; the dredging mechanism is arranged on the feeding bin. The utility model discloses a set up feed arrangement, be convenient for feed in raw material to the hot-blast furnace combustion chamber, therefore can reduce because of reinforced not too late influence hot-blast furnace heating effect's possibility often.

Description

Hot-blast furnace for seed processing

Technical Field

The utility model relates to a hot-blast furnace technical field, more specifically the saying so, it relates to a hot-blast furnace is used in seed processing.

Background

The hot blast stove is a thermodynamic machine, is widely applied in China in the end of the 20 th century 70 s, and becomes an upgrading product of an electric heat source and a traditional steam power heat source in many industries. The hot blast stove has various types and complete series, and is divided into a hand-burning furnace and a machine-burning furnace by a coal feeding mode, and is divided into a coal furnace, an oil furnace, a gas furnace and the like by fuel types.

In the prior art, reference can be made to a Chinese patent with an authorization publication number of CN103322677B, and an energy-saving and environment-friendly coal-fired hot air furnace is disclosed, which comprises a hot air furnace combustion chamber, a dust removal chamber and a heat exchanger; a dust removal chamber is arranged between the combustion chamber of the hot blast stove and the heat exchanger, and comprises a flue gas baffle, a dust particle waste heat recovery pipe and a dust removal chamber pipe plate; a flue gas baffle is arranged at the upper part between the tube plates of the dust removing chamber in a penetrating way, and a dust particle waste heat recovery tube is arranged at the lower part between the tube plates of the dust removing chamber in a penetrating way; an air inlet duct is arranged at the rear outer part of the dust chamber tube plate, and covers the flue gas baffle plate and the dust particle waste heat recovery tube to extend out of the rear end of the dust chamber tube plate; the dust particle waste heat recovery pipe extends out of the front end of the dust chamber pipe plate and is covered by the air collecting cover. The invention has the characteristics of reasonable structural design and obvious dust removal and consumption reduction effects. The dust removing chamber is additionally arranged between the combustion chamber and the heat exchanger of the existing hot blast stove, so that the dust accumulation and the abrasion condition of the heating surface of the heat exchanger can be obviously improved, the operating thermal efficiency and the service life of the hot blast stove are further improved, and the hot blast stove is suitable for being installed and used in various enterprises using coal hot blast stoves.

However, the above-mentioned hot blast stove combustion chamber is not provided with a feeding device, so that an operator is required to feed the material, which may affect the heating effect of the hot blast stove due to untimely feeding.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a hot-blast furnace is used in seed processing, it is through setting up feed arrangement, is convenient for feed in raw material to the hot-blast furnace combustion chamber, therefore can reduce because of reinforced untimely influence hot-blast furnace heating effect's possibility often.

In order to achieve the above purpose, the utility model provides a following technical scheme: a hot blast stove for seed processing comprises a hot blast stove combustion chamber, a combustion fan, a dust removal chamber and a heat exchanger, wherein a feeding device is arranged on the hot blast stove combustion chamber, and comprises a feeding bin, a first twisting dragon and a storage bin which are sequentially arranged along the material transportation direction; the discharge port of the feeding bin is communicated with the feed port of the first auger, and the discharge port of the first auger is communicated with the feed port of the storage bin; a second auger is arranged below the storage bin, a connecting pipe is arranged on an air outlet of the combustion-supporting fan, and one end of the connecting pipe, which is far away from the combustion-supporting fan, is communicated with a combustion chamber of the hot blast stove; the feed inlet of the second auger is communicated with the discharge outlet of the storage bin, and the discharge outlet of the second auger is communicated with the connecting pipe; and the feeding bin is provided with a dredging mechanism.

By adopting the technical scheme, the fire coal in the feeding bin is conveyed into the storage bin through the first auger, the fire coal in the storage bin is conveyed onto the connecting pipe through the second auger, and then the fire coal and oxygen are conveyed into the combustion chamber of the hot blast stove through the combustion fan, so that sufficient fuel is conveniently available in the combustion chamber of the hot blast stove; in conclusion, through setting up feed arrangement, be convenient for carry out reinforced to the hot-blast furnace combustion chamber, therefore can reduce because of reinforced untimely possibility that influences the hot-blast furnace heating effect.

The utility model discloses further set up to: the dredging mechanism comprises a blanking support fixedly connected to the inner wall of the feeding bin, a driving shaft rotatably connected to the top of the blanking support, a turntable fixedly connected to one end of the driving shaft, which is far away from the inner wall of the feeding bin, a rotating shaft eccentrically arranged on the turntable and a driving piece for driving the driving shaft to rotate; the rotating shaft is rotatably connected with a connecting rod, one end, far away from the rotating shaft, of the connecting rod is rotatably connected with an inserting rod, and the inserting rod is connected to the discharging support along vertical sliding.

Through adopting above-mentioned technical scheme, after the discharge gate of adding the feed bin is plugged up, rotate through driving piece drive driving shaft, the driving shaft rotates and drives the carousel and rotate, the carousel rotates and drives the pivot and rotate, the pivot rotates and drives the connecting rod and remove, the connecting rod removes and drives the inserted bar and be reciprocating motion along vertical, be convenient for like this with the discharge gate mediation of adding the feed bin, therefore the coal-fired ejection of compact of being convenient for.

The utility model discloses further set up to: install on the lateral wall of reinforced storehouse and be used for carrying out the vibration subassembly that vibrates to reinforced storehouse.

Through adopting above-mentioned technical scheme, bond the back together when the coal-fired, can make the coal-fired that bonds together separate through the vibration subassembly earlier, the mediation mechanism of being convenient for dredges the discharge gate like this.

The utility model discloses further set up to: the vibration assembly comprises a plurality of air hammers distributed along the circumferential direction of the feeding bin.

Through adopting above-mentioned technical scheme, the air hammer has following advantage: in a single-click mode, each action generates a shock wave; the high-strength aluminum alloy is subjected to hardening treatment, so that the weight is light; the impact force and the impact interval time can be adjusted according to requirements; the suction force of the magnet is utilized to enable the hammer head to generate a pressure accumulation function, so that the impact force of the air hammer is improved; the air hammer output can be a single impact for only a small range with minimal impact on other equipment.

The utility model discloses further set up to: and one end of the inserted bar, which is far away from the connecting rod, is provided with a spine part.

Through adopting above-mentioned technical scheme, through setting up spine portion, can make the penetrating power of inserted bar bigger, can accelerate the speed of mediation feeding bin discharge gate like this.

The utility model discloses further set up to: the one end rigid coupling that the unloading support is close to the carousel has the sleeve of vertical setting, the inserted bar slides along vertical and connects in the sleeve inner wall.

Through adopting above-mentioned technical scheme, telescopic inner wall has the guide effect to the inserted bar, can reduce the inserted bar like this and take place the possibility of deviating along vertical slip in-process.

The utility model discloses further set up to: the driving part is a pneumatic motor, and an output shaft of the pneumatic motor is fixedly connected with one end, far away from the turntable, of the driving shaft.

By adopting the technical scheme, the pneumatic motor has the following advantages compared with an electric motor: the volume is small, so that the installation is convenient; the adaptability is high, the temperature rise is small, the rotating speed can be changed along with the load until the pneumatic motor is shut down in an overload state without any damage to the pneumatic motor; the structure is simple, and the service life of the pneumatic motor is long; is not influenced by external environment, even in severe environments such as water, dusty, damp, dirty and the like.

The utility model discloses further set up to: a mounting rack is fixedly connected at a feed inlet of the feeding bin, a horizontal shaft is rotatably connected on the mounting rack, and a material guide plate which inclines upwards is fixedly connected on the horizontal shaft; the mounting frame is provided with a fixing assembly for fixing the horizontal shaft, and the fixing assembly comprises a fixing block vertically and fixedly connected to one end of the mounting frame, a bolt connected to the fixing block in a sliding manner along the radial direction of the rotating shaft, a limiting block sleeved and fixed on the bolt, a spring sleeved on the bolt, and a plurality of slots arranged at one end, close to the fixing block, of the horizontal shaft along the circumferential direction of the horizontal shaft; one end of the bolt penetrates through the fixing block and is inserted into the slot, and the other end of the bolt is fixedly connected with a handle; the limiting block is positioned between the fixed block and the horizontal shaft; and two ends of the spring are fixedly connected with the limiting block and the fixing block respectively.

By adopting the technical scheme, the feeding plate is arranged, so that an operator can conveniently feed the feeding bin; the horizontal shaft is arranged, so that the inclination angle of the material guide plate can be conveniently adjusted; when the horizontal shaft needs to be rotated, the bolt is pulled by the pulling handle to separate the bolt from the slot, then the horizontal shaft can be rotated, the bolt moves to drive the limiting block to move, the limiting block moves to press the spring, and the spring is in a compressed state; when the horizontal shaft rotates to a proper position, the handle is loosened, and the limiting block drives the plug pin to be inserted into the slot under the action of the spring, so that the horizontal shaft can be fixed; in conclusion, the rotating shaft is convenient to fix by arranging the fixing component.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. the fire coal in the feeding bin is conveyed into the storage bin through the first auger, the fire coal in the storage bin is conveyed onto the connecting pipe through the second auger, and then the fire coal and oxygen are conveyed into a combustion chamber of the hot blast stove through a combustion fan, so that sufficient fuel is conveniently stored in the combustion chamber of the hot blast stove; in conclusion, the feeding device is arranged, so that the combustion chamber of the hot blast stove can be conveniently fed, and the possibility that the heating effect of the hot blast stove is influenced due to untimely feeding can be reduced;

2. when the discharge hole of the charging bin is blocked, the driving shaft is driven to rotate by the driving piece, the driving shaft drives the rotary table to rotate, the rotary table drives the rotary shaft to rotate, the rotary shaft drives the connecting rod to move, and the connecting rod moves to drive the inserted rod to reciprocate vertically, so that the discharge hole of the charging bin is conveniently dredged, and the coal is conveniently discharged;

3. the feeding plate is arranged, so that an operator can conveniently feed the feeding bin; the horizontal shaft is arranged, so that the inclination angle of the material guide plate can be conveniently adjusted; when the horizontal shaft needs to be rotated, the bolt is pulled by the pulling handle to separate the bolt from the slot, then the horizontal shaft can be rotated, the bolt moves to drive the limiting block to move, the limiting block moves to press the spring, and the spring is in a compressed state; when the horizontal shaft rotates to a proper position, the handle is loosened, and the limiting block drives the plug pin to be inserted into the slot under the action of the spring, so that the horizontal shaft can be fixed; in conclusion, the rotating shaft is convenient to fix by arranging the fixing component.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic view showing the structure of a feeding apparatus in the embodiment;

FIG. 3 is a partial cross-sectional view of the highlighted pull through mechanism of the embodiment;

FIG. 4 is a schematic view illustrating a structure of a material guide plate according to an embodiment;

fig. 5 is a partial enlarged view of a portion a in fig. 4.

In the figure: 1. a combustion chamber of a hot blast stove; 2. a combustion fan; 3. a feeding device; 31. a feeding bin; 32. a first auger; 33. a storage bin; 34. a second auger; 35. a connecting pipe; 4. a dredging mechanism; 41. a blanking support; 42. a drive shaft; 43. a turntable; 44. a rotating shaft; 45. a pneumatic motor; 46. a connecting rod; 47. inserting a rod; 471. a spike portion; 48. a sleeve; 5. a vibrating assembly; 51. an air hammer; 6. a mounting frame; 61. a horizontal axis; 62. a material guide plate; 7. a fixing assembly; 71. a fixed block; 72. a bolt; 73. a limiting block; 74. a spring; 75. a slot; 76. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a hot blast stove for seed processing is shown in figure 1 and comprises a hot blast stove combustion chamber 1, a combustion-supporting fan 2, a dust removal chamber and a heat exchanger, wherein a feeding device 3 is arranged on the hot blast stove combustion chamber 1.

As shown in fig. 1 and 2, the feeding device 3 includes a feeding bin 31, a first auger 32 and a storage bin 33 sequentially arranged along the material transportation direction; the discharge hole of the feeding bin 31 is communicated with the feed inlet of the first auger 32, and the discharge hole of the first auger 32 is communicated with the feed inlet of the storage bin 33; a second auger 34 is arranged below the storage bin 33, a connecting pipe 35 is arranged on an air outlet of the combustion fan 2, and one end of the connecting pipe 35, which is far away from the combustion fan 2, is communicated with the combustion chamber 1 of the hot blast stove; the feed inlet of the second packing auger 34 is communicated with the discharge outlet of the storage bin 33, and the discharge outlet of the second packing auger 34 is communicated with the connecting pipe 35; the dredging mechanism 4 is arranged on the feeding bin 31. The fire coal in the feeding bin 31 is conveyed into the storage bin 33 through the first auger 32, the fire coal in the storage bin 33 is conveyed onto the connecting pipe 35 through the second auger 34, and then the fire coal and oxygen are conveyed into the combustion chamber 1 of the hot blast stove through the combustion fan 2, so that sufficient fuel is contained in the combustion chamber 1 of the hot blast stove; in conclusion, through setting up feed arrangement 3, be convenient for feed into to hot-blast furnace combustion chamber 1, therefore can reduce because of the not timely possibility that influences the hot-blast furnace heating effect of feeding into time.

As shown in fig. 2 and fig. 3, the dredging mechanism 4 comprises a blanking support 41 fixedly connected to the inner wall of the feeding bin 31, a driving shaft 42 rotatably connected to the top of the blanking support 41 through a bearing, a turntable 43 fixedly connected to one end of the driving shaft 42 far away from the inner wall of the feeding bin 31, a rotating shaft 44 eccentrically arranged on the turntable 43, and a driving member for driving the driving shaft 42 to rotate; the driving part is a pneumatic motor 45, and an output shaft of the pneumatic motor 45 is fixedly connected with one end of the driving shaft 42 far away from the turntable 43; the rotating shaft 44 is rotatably connected with a connecting rod 46, one end, far away from the rotating shaft 44, of the connecting rod 46 is rotatably connected with an inserting rod 47, one end, far away from the connecting rod 46, of the inserting rod 47 is provided with a spine part 471, the inserting rod 47 is connected to the blanking support 41 along vertical sliding, one end, close to the turntable 43, of the blanking support 41 is fixedly connected with a vertically arranged sleeve 48, and the inserting rod 47 is connected to the inner wall of the sleeve 48 along vertical sliding. After the discharge hole of the feeding bin 31 is blocked, the driving shaft 42 is driven to rotate through the output shaft of the pneumatic motor 45, the driving shaft 42 rotates to drive the rotating disc 43 to rotate, the rotating disc 43 rotates to drive the rotating shaft 44 to rotate, the rotating shaft 44 rotates to drive the connecting rod 46 to move, and the connecting rod 46 moves to drive the inserting rod 47 to do reciprocating motion along the vertical direction, so that the discharge hole of the feeding bin 31 is dredged, and the coal is discharged conveniently.

Install on the lateral wall of feeding bin 31 and be used for carrying out the vibration subassembly 5 that vibrates feeding bin 31, vibration subassembly 5 includes a plurality of air hammers 51 that distribute along the circumference of feeding bin 31. After the fire coals are bonded together, the bonded fire coals can be separated by the air hammer 51, so that the discharge hole can be dredged by the dredging mechanism 4.

As shown in fig. 4 and 5, an installation frame 6 is fixedly connected to a feed inlet of the feeding bin 31, a horizontal shaft 61 is rotatably connected to the installation frame 6 through a bearing, and a material guide plate 62 which is inclined upwards is fixedly connected to the horizontal shaft 61; the mounting frame 6 is provided with a fixing component 7 for fixing the horizontal shaft 61, the fixing component 7 comprises a fixing block 71 vertically and fixedly connected to one end of the mounting frame 6, a bolt 72 connected to the fixing block 71 in a sliding manner along the radial direction of the rotating shaft 44, a limiting block 73 sleeved and fixed on the bolt 72, a spring 74 sleeved on the bolt 72, and a plurality of slots 75 arranged at one end of the horizontal shaft 61 close to the fixing block 71 along the circumferential direction of the horizontal shaft 61; one end of the bolt 72 penetrates through the fixing block 71 to be inserted into the slot 75, and the other end of the bolt is fixedly connected with a handle 76; the limiting block 73 is positioned between the fixed block 71 and the horizontal shaft 61; two ends of the spring 74 are respectively and fixedly connected with the limiting block 73 and the fixed block 71. The material guide plate 62 is arranged, so that an operator can conveniently feed the feeding bin 31; the horizontal shaft 61 is arranged, so that the inclination angle of the material guide plate 62 can be conveniently adjusted; when the horizontal shaft 61 needs to be rotated, the bolt 72 is pulled by the pulling handle 76 to separate the bolt 72 from the slot 75, then the horizontal shaft 61 can be rotated, the bolt 72 moves to drive the limiting block 73 to move, the limiting block 73 moves to press the spring 74, and at the moment, the spring 74 is in a compressed state; when the horizontal shaft 61 rotates to a proper position, the handle 76 is loosened, and the limit block 73 drives the bolt 72 to be inserted into the slot 75 under the action of the spring 74, so that the horizontal shaft 61 can be fixed; in summary, the fixing component 7 is provided to facilitate fixing the rotating shaft 44.

The working principle is as follows:

the fire coal in the feeding bin 31 is conveyed into the storage bin 33 through the first auger 32, the fire coal in the storage bin 33 is conveyed onto the connecting pipe 35 through the second auger 34, and then the fire coal and oxygen are conveyed into the combustion chamber 1 of the hot blast stove through the combustion fan 2, so that sufficient fuel is contained in the combustion chamber 1 of the hot blast stove.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a seed processing is with hot-blast furnace, includes hot-blast furnace combustion chamber (1), combustion fan (2), clean room and heat exchanger, its characterized in that: the hot blast stove combustion chamber (1) is provided with a feeding device (3), and the feeding device (3) comprises a feeding bin (31), a first auger (32) and a storage bin (33) which are sequentially arranged along the material transportation direction; the discharge hole of the feeding bin (31) is communicated with the feed inlet of the first packing auger (32), and the discharge hole of the first packing auger (32) is communicated with the feed inlet of the storage bin (33); a second auger (34) is arranged below the storage bin (33), a connecting pipe (35) is arranged on an air outlet of the combustion fan (2), and one end, far away from the combustion fan (2), of the connecting pipe (35) is communicated with a combustion chamber (1) of the hot blast stove; the feed inlet of the second packing auger (34) is communicated with the discharge outlet of the storage bin (33), and the discharge outlet of the second packing auger (34) is communicated with the connecting pipe (35); and a dredging mechanism (4) is arranged on the feeding bin (31).

2. The hot blast stove for seed processing according to claim 1, characterized in that: the dredging mechanism (4) comprises a blanking support (41) fixedly connected to the inner wall of the feeding bin (31), a driving shaft (42) rotatably connected to the top of the blanking support (41), a turntable (43) fixedly connected to one end, far away from the inner wall of the feeding bin (31), of the driving shaft (42), a rotating shaft (44) eccentrically arranged on the turntable (43) and a driving piece for driving the driving shaft (42) to rotate; the rotary shaft (44) is connected with a connecting rod (46) in a rotating mode, one end, far away from the rotary shaft (44), of the connecting rod (46) is connected with an inserting rod (47) in a rotating mode, and the inserting rod (47) is connected to the blanking support (41) in a sliding mode along the vertical direction.

3. The hot blast stove for seed processing according to claim 1, characterized in that: install on the lateral wall of adding feed bin (31) and be used for carrying out vibration subassembly (5) that vibrate feed bin (31).

4. The hot blast stove for seed processing according to claim 3, characterized in that: the vibration component (5) comprises a plurality of air hammers (51) distributed along the circumferential direction of the feeding bin (31).

5. The hot blast stove for seed processing according to claim 2, characterized in that: one end of the inserted link (47) far away from the connecting link (46) is provided with a spine part (471).

6. The hot blast stove for seed processing according to claim 2, characterized in that: one end of the blanking support (41) close to the turntable (43) is fixedly connected with a vertically arranged sleeve (48), and the inserted rod (47) is connected to the inner wall of the sleeve (48) in a sliding mode along the vertical direction.

7. The hot blast stove for seed processing according to claim, characterized in that: the driving piece is a pneumatic motor (45), and an output shaft of the pneumatic motor (45) is fixedly connected with one end, far away from the turntable (43), of the driving shaft (42).

8. The hot blast stove for seed processing according to claim 1, characterized in that: a mounting rack (6) is fixedly connected to a feed inlet of the feeding bin (31), a horizontal shaft (61) is rotatably connected to the mounting rack (6), and a material guide plate (62) which inclines upwards is fixedly connected to the horizontal shaft (61); the mounting rack (6) is provided with a fixing component (7) for fixing the horizontal shaft (61), the fixing component (7) comprises a fixing block (71) vertically and fixedly connected to one end of the mounting rack (6), a bolt (72) connected to the fixing block (71) in a sliding manner along the radial direction of the rotating shaft (44), a limiting block (73) sleeved and fixed on the bolt (72), a spring (74) sleeved and connected to the bolt (72) and a plurality of slots (75) arranged at one end, close to the fixing block (71), of the horizontal shaft (61) along the circumferential direction of the horizontal shaft (61); one end of the bolt (72) penetrates through the fixing block (71) to be inserted into the slot (75), and the other end of the bolt is fixedly connected with a handle (76); the limiting block (73) is positioned between the fixed block (71) and the horizontal shaft (61); two ends of the spring (74) are respectively and fixedly connected with the limiting block (73) and the fixing block (71).