CN210267298U - Baking soda grinding and conveying device in hazardous waste incineration flue gas treatment - Google Patents
Baking soda grinding and conveying device in hazardous waste incineration flue gas treatment Download PDFInfo
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- CN210267298U CN210267298U CN201921274803.0U CN201921274803U CN210267298U CN 210267298 U CN210267298 U CN 210267298U CN 201921274803 U CN201921274803 U CN 201921274803U CN 210267298 U CN210267298 U CN 210267298U
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- conveying pipe
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Abstract
The utility model belongs to the technical field of the useless incineration of danger, in particular to useless baking soda among smoke treatment of burning of danger grinds conveyor, including braced frame, material loading unit, weighing unit and grinding unit. The supporting frame provides support for the whole device; the feeding unit comprises a guide rail, an electric hoist and a ton bag; the weighing unit comprises a first conveying pipe, a second bin and a weightlessness scale; the grinding unit comprises a grinder and a fan, the baking soda conveyed by the weighing unit is ground, and the ground baking soda is blown into the dry reaction tower by the fan. The utility model adopts the control of the double-material bin structure and the double-screw feeder, can evenly feed according to the required amount of the baking soda, and can automatically adjust according to the real-time feedback; meanwhile, the baking soda is ground to be below 20 mu m by a grinding machine and then is conveyed to the dry reaction tower, so that the baking soda can be better neutralized with acid gas, the flue gas purification effect is better, and the application field is wider.
Description
Technical Field
The utility model belongs to the technical field of the useless incineration of danger, specifically speaking relates to a useless baking soda who burns among the flue gas treatment of danger grinds conveyor.
Background
In the existing hazardous waste incineration, the baking soda used for removing acid gas is usually filled into a baking soda storage bin once, and the baking soda storage bin is filled once after the use. If the baking soda can not be used for a long time, the baking soda is easily hardened in the storage bin, and when the baking soda needs to be used, the baking soda can not fall off smoothly, so that the purification effect is poor, and the production efficiency of enterprises is not high.
SUMMERY OF THE UTILITY MODEL
To all sorts of deficiencies of prior art, utility model people study and design out the baking soda among the useless flue gas treatment of burning of danger in long-term practice and grind conveyor.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a baking soda grinds conveyor in useless incineration flue gas of danger handles, includes braced frame, material loading unit, weighing unit and grinding unit. The supporting frame provides support for the whole device;
the feeding unit comprises a guide rail, an electric hoist and a ton bag; the guide rail is fixed on the top of the support frame, and the electric hoist is hung at the lower end of the guide rail and can move along the guide rail; the ton bag is hung at the bottom of the electric hoist;
a first storage bin is arranged below the ton bag and is fixed on an H-shaped steel frame of the supporting frame through a fixing piece; the top of the first bin is provided with a first bin inlet, and the bottom of the first bin is provided with a conical hopper;
the weighing unit is arranged at the lower end of the conical hopper and comprises a first conveying pipe, a second storage bin and a weightless scale; the top of the first conveying pipe is connected with the bottom of the conical hopper, and the bottom of the first conveying pipe is connected with a feed inlet of the second storage bin;
a first soft connecting piece is further arranged between the first conveying pipe and the feed inlet of the second bin, and the first conveying pipe is connected with the feed inlet of the second bin through the first soft connecting piece; a double-screw feeder is also arranged between the second bin and the weightless scale;
the discharge hole of the second bin is communicated with a second conveying pipe, and the baking soda is conveyed to a third conveying pipe through the second conveying pipe and further enters the grinding unit;
the grinding unit comprises a grinding machine and a fan, the grinding machine is communicated with a third conveying pipe, the baking soda conveyed by the weighing unit is ground, and the ground baking soda is blown into a fourth conveying pipe through the fan.
Furthermore, the two ends of the guide rail are provided with baffle plates for preventing the electric hoist from falling off the guide rail when the operation is improper.
Furthermore, a lifting frame is arranged between the ton bag and the electric hoist.
Further, the first bin is cylindrical, and a cavity is formed in the first bin; the top of the first storage bin is an inclined plane inclined towards the inlet of the first storage bin; the outer diameter of the first storage bin is 150 cm; the inlet of the first storage bin is circular, and the diameter of the inlet of the first storage bin is 30 cm; the outer diameter of the top of the conical hopper is the same as that of the first material bin, and the outer wall of the conical hopper forms a 65-degree angle with the horizontal plane.
Further, the top end of the first conveying pipe is further provided with a gate valve, the bottom end of the gate valve is provided with a first rotary valve, and the first conveying pipe is connected with the conical hopper through the gate valve and the first rotary valve.
Further, be equipped with first flange between first rotary valve and the push-pull valve, first rotary valve bottom also is equipped with first flange.
Further, the first soft connecting piece is a pipe fitting made of silica gel; and a second bin stirrer is arranged beside the feeding hole of the second bin.
Further, a second soft connecting piece is arranged between the second conveying pipe and the third conveying pipe; and a second rotary valve is also arranged at one end of the third conveying pipe close to the second conveying pipe.
Further, a second flange is arranged at the front and the rear of the second rotary valve.
Further, a grading wheel is arranged between the grinding machine and the fan; and a square-to-round pipe fitting is also arranged between the outlet of the fan and the inlet of the fourth conveying pipe.
The utility model has the advantages that:
by adopting the control of a double-bin structure and a double-screw feeder, the material can be evenly fed according to the required amount of the baking soda, and can be automatically adjusted according to real-time feedback, so that the baking soda can be effectively prevented from hardening; meanwhile, the baking soda is ground to be below 20 mu m by a grinding machine and then is conveyed to the dry reaction tower, so that the baking soda can be better neutralized with acid gas, the flue gas purification effect is better, and the application field is wider.
Drawings
Fig. 1 is a right side view of the polishing conveyor of the present invention;
FIG. 2 is a front view of the polishing conveyor of the present invention;
fig. 3 is a detailed schematic view of the present invention at a first rotary valve;
fig. 4 is a detailed schematic view of the weightlessness scale of the present invention;
fig. 5 is a detailed schematic view of the blower of the present invention.
In the drawings: 10-supporting frame, 20-feeding unit, 30-weighing unit, 40-grinding unit, 11-H type steel frame, 12-supporting table, 21-electric hoist, 22-ton bag, 23-guide rail, 24-lifting frame, 25-first bin, 251-first bin inlet, 252-conical hopper, 253-fixing piece, 31-first conveying pipe, 311-gate valve, 312-first rotary valve, 313-first flange, 32-weightlessness scale, 321-first soft connecting piece, 322-second bin, 323-second bin stirrer, 324-double helix feeder, 33-second conveying pipe, 331-second soft connecting piece, 332-third conveying pipe, 333-second rotary valve, 334-second flange, 41-grinding machine, 42-blower, 421-square variable round pipe fitting, 422-fourth conveying pipe and 43-grading wheel.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following description is given with reference to the accompanying drawings of the present invention for clear and complete description of the technical solution of the present invention. Based on the embodiments in the present application, other similar embodiments obtained by persons of ordinary skill in the art without any creative effort shall fall within the protection scope of the present application. In addition, directional terms such as "upper", "lower", "left", "right", etc. in the following embodiments are directions with reference to the drawings only, and thus, the directional terms are used for the purpose of illustrating the present invention and not for the purpose of limiting the same.
The present invention will be further described with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-5, the utility model discloses a baking soda grinds conveyor in useless flue gas treatment that burns of danger, including braced frame 10, material loading unit 20, weighing unit 30 and grinding unit 40. The support frame 10 provides support for the entire apparatus.
The feeding unit 20 includes a guide rail 23, an electric block 21, and a ton bag 22. The guide rail 23 is fixed on the top of the support frame 10, and the electric hoist 21 is hung at the lower end of the guide rail 23 and can move along the guide rail 23; the two ends of the guide rail 23 are provided with a baffle plate for preventing the electric hoist 21 from falling off the guide rail when the operation is not proper. The ton bag 22 is hung at the bottom of the electric hoist 21 and moves along with the electric hoist 21; a lifting frame 24 is further arranged between the ton bag 22 and the electric hoist 21, so that the ton bag can be more stable in the moving process.
A first storage bin 25 is arranged below the ton bag 22 and is fixed on the H-shaped steel frame 11 of the support frame 10 through a fixing piece 253; the first storage bin 25 is cylindrical, a cavity is formed in the first storage bin 25, and the outer diameter of the first storage bin 25 is 150 cm; the top of the first bin 25 is provided with a first bin inlet 251, and the first bin inlet 251 is circular and has the diameter of 30 cm; the top of the first silo 25 is a slope inclined toward the inlet 251 of the first silo to prevent the baking soda from leaking to the outside when the ton bag 22 is poured into the first silo 25. The bottom of the first storage bin 25 is provided with a conical hopper 252, the outer diameter of the top of the conical hopper 252 is the same as that of the first storage bin 25, and the outer wall of the conical hopper 252 forms a 65-degree angle with the horizontal plane, so that the baking soda can smoothly fall down.
The weighing unit 30 is arranged at the lower end of the conical hopper 252 and comprises a first conveying pipe 31, a second storage bin 322 and a weightless scale 32. The top of the first conveying pipe 31 is connected with the bottom of the conical hopper 252, and the bottom of the first conveying pipe is connected with the feeding hole of the second storage bin 322. The top end of the first conveying pipe 31 is further provided with a gate valve 311, the bottom end of the gate valve 311 is provided with a first rotary valve 312, the first conveying pipe 31 is connected with the conical hopper 252 through the gate valve 311 and the first rotary valve 312, and opening and closing of the gate valve and the first rotary valve can control whether baking soda in the first bin is poured into the second bin. The gate valve 311 of this embodiment may be a manual or electric gate valve.
A first flange 313 is arranged between the first rotary valve 312 and the gate valve 311 and is used for connecting and fixing the first rotary valve and the gate valve; a first flange 313 is also provided at the bottom of the first rotary valve 312 for connecting the first rotary valve and the first transfer pipe 31.
A first soft connector 321 is further arranged between the first conveying pipe 31 and the feed inlet of the second storage bin 322, the first conveying pipe 31 is connected with the feed inlet of the second storage bin 322 through the first soft connector 321, and in this embodiment, the first soft connector 321 is a pipe made of silica gel and is used for ensuring the accuracy of the weightlessness scale 32.
And a second bin stirrer 323 is arranged beside the feed inlet of the second bin 322 and is used for stirring the baking soda in the second bin 322 at regular time to prevent the baking soda from hardening. A double-screw feeder 324 is also arranged between the second storage bin 322 and the weightless scale 32, and the feeding amount of the baking soda can be controlled according to the amount of the acid gas in the discharged flue gas. The motor of the double-screw feeder 324 is controlled by frequency conversion, and the rotating speed of the motor can be automatically adjusted according to the input level of the baking soda, so that the equipment can save more energy.
The outlet of the second silo 322 is connected to a second duct 33, through which duct 33 the baking soda is conveyed to a third duct 332 and thus to the grinding unit 40. A second flexible coupling 331 is provided between second delivery pipe 33 and third delivery pipe 332 to dampen the mutual vibrations between the second delivery pipe and the third delivery pipe and to ensure that the complete delivery of baking soda is leaktight.
A second rotary valve 333 is also provided at the end of the third duct 332 close to the second duct 33, and is opened and closed to control the supply of baking soda to the grinding unit 40. A second flange 334 is provided at both the front and rear of the second rotary valve 333 for fastening the second rotary valve 333 to the third transfer pipe 332.
The grinding unit 40 comprises a grinder 41 and a fan 42, the grinder 41 is communicated with the third conveying pipe 332, the baking soda conveyed by the weighing unit 30 is ground to the grain size below 20um, the ground baking soda is blown into the fourth conveying pipe 422 through the fan 42, and the baking soda reaches the dry reaction tower through the fourth conveying pipe 422 to adsorb and remove the acid gas generated after the hazardous waste is incinerated.
A grading wheel 43 is arranged between the grinding machine 41 and the fan 42, the baking soda moves to a grading area along with the ascending air flow under the suction action of the fan 42, under the action of strong centrifugal force generated by the grading turbine rotating at high speed, the coarse and fine materials are separated, baking soda powder with the grain diameter not more than 20um enters a fourth conveying pipe 422 through the grading wheel 43, and the coarse particles descend to the grinding area for continuous grinding.
A square-to-round pipe 421 is also arranged between the outlet of the fan 42 and the inlet of the fourth delivery pipe 422, the interface of one end of the pipe is square, the interface of the other end of the pipe is round, and the outlet of the fan 42 is communicated with the inlet of the fourth delivery pipe 422 through the pipe, so that the complete delivery of the baking soda powder is ensured.
The baking soda grinding and conveying device of the embodiment adopts a double-bin structure and the control of the double-screw feeder, can uniformly feed materials according to the required amount of baking soda, can automatically adjust according to real-time feedback, and can effectively prevent the baking soda from hardening; meanwhile, the baking soda is ground to be below 20 mu m by a grinding machine and then is conveyed to the dry reaction tower, so that the baking soda can be better neutralized with acid gas, the flue gas purification effect is better, and the application field is wider.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.
Claims (10)
1. Baking soda grinding and conveying device in hazardous waste incineration flue gas treatment, comprising a supporting frame (10), a feeding unit (20), a weighing unit (30) and a grinding unit (40), and is characterized in that the supporting frame (10) provides support for the whole device;
the feeding unit (20) comprises a guide rail (23), an electric hoist (21) and a ton bag (22); the guide rail (23) is fixed at the top of the support frame (10), and the electric hoist (21) is hung at the lower end of the guide rail (23) and can move along the guide rail (23); the ton bag (22) is hung at the bottom of the electric hoist (21);
a first storage bin (25) is arranged below the ton bag (22) and is fixed on an H-shaped steel frame (11) of the support frame (10) through a fixing piece (253); a first bin inlet (251) is formed in the top of the first bin (25), and a conical hopper (252) is formed in the bottom of the first bin (25);
the weighing unit (30) is arranged at the lower end of the conical hopper (252) and comprises a first conveying pipe (31), a second storage bin (322) and a weightless scale (32); the top of the first conveying pipe (31) is connected with the bottom of the conical hopper (252), and the bottom of the first conveying pipe is connected with a feed inlet of the second storage bin (322);
a first soft connecting piece (321) is further arranged between the first conveying pipe (31) and the feeding hole of the second storage bin (322), and the first conveying pipe (31) is connected with the feeding hole of the second storage bin (322) through the first soft connecting piece (321); a double-screw feeder (324) is also arranged between the second bin (322) and the weightlessness scale (32);
the discharge port of the second storage bin (322) is communicated with a second conveying pipe (33), and the baking soda is conveyed to a third conveying pipe (332) through the second conveying pipe (33) and further enters the grinding unit (40);
the grinding unit (40) comprises a grinder (41) and a fan (42), the grinder (41) is communicated with a third conveying pipe (332), the baking soda conveyed by the weighing unit (30) is ground, and the ground baking soda is blown into a fourth conveying pipe (422) through the fan (42).
2. The baking soda grinding and conveying device in hazardous waste incineration flue gas treatment of claim 1, characterized in that the two ends of the guide rail (23) are provided with baffles for preventing the electric hoist (21) from falling out of the guide rail when the operation is not proper.
3. The baking soda grinding and conveying device in the hazardous waste incineration flue gas treatment of the claim 2, characterized in that a lifting frame (24) is further arranged between the ton bag (22) and the electric hoist (21).
4. The baking soda grinding and conveying device in the hazardous waste incineration flue gas treatment of the claim 1 is characterized in that the first bin (25) is cylindrical and is internally provided with a cavity;
the top of the first bin (25) is an inclined surface inclined towards the inlet (251) of the first bin;
the outer diameter of the first storage bin (25) is 150 cm; the first silo inlet (251) is circular and has a diameter of 30 cm;
the outer diameter of the top of the conical hopper (252) is the same as that of the first storage bin (25), and an angle of 65 degrees is formed between the outer wall of the conical hopper (252) and the horizontal plane.
5. The baking soda grinding and conveying device in the hazardous waste incineration flue gas treatment according to claim 1, characterized in that a gate valve (311) is further arranged at the top end of the first conveying pipe (31), a first rotary valve (312) is arranged at the bottom end of the gate valve (311), and the first conveying pipe (31) is connected with the conical hopper (252) through the gate valve (311) and the first rotary valve (312).
6. The baking soda grinding and conveying device in the processing of hazardous waste incineration flue gas as claimed in claim 5, characterized in that a first flange (313) is arranged between the first rotary valve (312) and the gate valve (311), and the first flange (313) is also arranged at the bottom of the first rotary valve (312).
7. The baking soda grinding and conveying device in hazardous waste incineration flue gas treatment according to the claim 1, characterized in that the first soft connection piece (321) is a tube made of silica gel; and a second bin stirrer (323) is arranged beside the feeding hole of the second bin (322).
8. The baking soda grinding and conveying device in the hazardous waste incineration flue gas treatment according to the claim 1, characterized in that a second soft connection (331) is arranged between the second conveying pipe (33) and the third conveying pipe (332); and a second rotary valve (333) is also arranged at one end of the third conveying pipe (332), which is close to the second conveying pipe (33).
9. The baking soda grinding and conveying device in the hazardous waste incineration flue gas treatment according to the claim 8, characterized in that the second rotary valve (333) is provided with a second flange (334) at the front and the rear.
10. The baking soda grinding and conveying device in the treatment of hazardous waste incineration flue gas according to the claim 1, characterized in that a grading wheel (43) is arranged between the grinding machine (41) and the fan (42);
and a square-to-round pipe (421) is arranged between the outlet of the fan (42) and the inlet of the fourth conveying pipe (422).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921274803.0U CN210267298U (en) | 2019-08-07 | 2019-08-07 | Baking soda grinding and conveying device in hazardous waste incineration flue gas treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921274803.0U CN210267298U (en) | 2019-08-07 | 2019-08-07 | Baking soda grinding and conveying device in hazardous waste incineration flue gas treatment |
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| CN210267298U true CN210267298U (en) | 2020-04-07 |
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| CN201921274803.0U Active CN210267298U (en) | 2019-08-07 | 2019-08-07 | Baking soda grinding and conveying device in hazardous waste incineration flue gas treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296429A (en) * | 2019-08-07 | 2019-10-01 | 北京首创环境科技有限公司 | Sodium bicarbonate in a kind of processing of dangerous waste incineration flue gas grinds conveying device |
-
2019
- 2019-08-07 CN CN201921274803.0U patent/CN210267298U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110296429A (en) * | 2019-08-07 | 2019-10-01 | 北京首创环境科技有限公司 | Sodium bicarbonate in a kind of processing of dangerous waste incineration flue gas grinds conveying device |
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