Pulse type bag-type dust collector for rice production line

Abstract

The utility model provides a pulse type bag-type dust collector for a rice production line, which relates to the field of pulse type bag-type dust collectors, and comprises a device shell, the lower end of the device shell is connected with an ash hopper, the lower end of the ash hopper is connected with an ash discharge port, the outer wall of the device shell is provided with an air storage tank, and an air outlet of the air storage tank is connected with an air ejector pipe. An air spraying pipe is arranged in the device shell and inserted into the device shell, meanwhile, the lower end of the air spraying pipe is connected with a Venturi pipe, an electromagnetic pulse valve is connected into a pipeline of the Venturi pipe, the lower end of the Venturi pipe is connected with a filter bag, the upper side of the filter bag is connected with an auxiliary suction mechanism, and a cleaning mechanism is arranged in the device shell. And the cleaning mechanism is arranged on the outer side of the filter bag. The pulse bag type dust collector for rice processing solves the problems that in the prior art, a pulse bag type dust collector for rice processing has dust collection efficiency deviation, and accumulated dust on the inner wall of a device shell cannot be cleaned.

Description

TECHNICAL FIELD

[0001] The utility model relates to pulse type cloth bag dust collector technical field, concretely relates to a pulse type cloth bag dust collector for rice production line. BACKGROUND

[0002] Pulse bag type dust collector principle is that dust-containing gas enters filter chamber from ash bucket, relatively coarse particle falls into ash bucket directly, dust gas is filtered through filter bag, dust is blocked on filter bag surface, and net gas reaches bag mouth to net gas chamber, is discharged into atmosphere by fan, when dust on filter bag surface increases continuously, causes equipment resistance to rise to set value, time relay output signal, program control instrument starts to work, and pulse valve is opened one by one, makes compressed air through spout to filter bag and carries out air blowing and ash cleaning, makes filter bag swell suddenly, under the action of reverse airflow, dust attached to filter bag surface falls into ash bucket rapidly, and dust is discharged by ash unloading valve, after air blowing and ash cleaning of all filter bags, dust collector restores normal work.

[0003] The pulse bag type dust collector for rice processing in the prior art can prevent dust accumulation in the air injection pipe, but still has some deficiencies: the filter bag involved in the existing pulse bag type dust collector for rice processing lacks active dust suction and filtration effect, resulting in poor dust-containing gas filtration efficiency; secondly, the pulse air injection can only clean the surface dust of the filter bag, and dust will accumulate in the ash bucket and the inner wall of the shell for a long time, which will cause the filter bag to be blocked by the incoming dust-containing gas again when used again, thereby reducing the dust removal efficiency. UTILITY MODEL CONTENTS

[0004] To overcome the defects in the prior art, a pulse type cloth bag dust collector for rice production line is provided to solve the problems of dust removal efficiency deviation and inability to clean dust accumulation in the device shell in the pulse bag type dust collector for rice processing in the prior art.

[0005] In order to achieve the above object, provide a kind of rice production line with pulse type cloth bag dust collector, including: device shell, the lower end of the device shell is connected with ash bucket, and the lower end of ash bucket is connected with ash discharge port, the outer wall of the device shell is equipped with gas storage tank, and the gas outlet of gas storage tank is connected with jet pipe, and jet pipe inserts the inside of device shell, while the lower end of jet pipe is connected with venturi tube, the pipeline of the venturi tube is connected with electromagnetic pulse valve, and the lower end of venturi tube is connected with filter bag, and the upper side of filter bag is connected with auxiliary suction mechanism, the inside of the device shell is equipped with cleaning mechanism, and cleaning mechanism is located at the outside of filter bag.

[0006] Further, the inside of the device shell is equipped with partition, and the upper side of partition and in the outer wall of device shell are connected with exhaust pipe, while the outer wall of ash bucket is connected with air inlet pipe.

[0007] Further, the lower end of the jet pipe is connected with side blowing pipe, and the lower end of side blowing pipe is connected with oblique blowing pipe, and the pipeline of side blowing pipe is connected with one-way valve, while oblique blowing pipe passes through partition downwards.

[0008] Further, the auxiliary suction mechanism includes fixed dust pump, and the lower end of dust pump is connected with horizontal connecting pipe, and the lower end of horizontal connecting pipe is connected with vertical connecting pipe, while the lower end of vertical connecting pipe is connected with suction pipe, and the both ends of suction pipe are connected with the upper end of filter bag.

[0009] Further, the cleaning mechanism includes motor installed on partition, and the lower end of motor is connected with driving shaft, and the lower end of driving shaft is connected with reinforcing rod.

[0010] Further, the cleaning mechanism includes vertical cleaning rod abutting against the inner wall of device shell, and inclined cleaning rod abutting against the inner wall of ash bucket, and the lower end of vertical cleaning rod is connected with the upper end of inclined cleaning rod.

[0011] Further, the outer wall of driving shaft is connected with horizontal connecting rod, and the outer end of horizontal connecting rod is connected with vertical cleaning rod perpendicularly.

[0012] The beneficial effects of the utility model lie in:

[0013] 1, when using, dust-containing gas enters the device shell through the air inlet pipe outside ash bucket, then is filtered through filter bag, in the process, the dust pump, horizontal connecting pipe, vertical connecting pipe and suction pipe included in auxiliary suction mechanism are utilized, so that suction state is formed in filter bag inner cavity, further so that dust-containing gas outside is filtered quickly through filter bag, dust removal efficiency is improved, then purified air is discharged to the upper side space of partition through dust pump, and then is discharged through exhaust pipe again;

[0014] 2. When cleaning accumulated ash, the air outlet pipe, air jet pipe, and venturi pipe, under the action of the electromagnetic pulse valve, blow air and vibrate the inner cavity of the filter bag, thereby cleaning the accumulated ash on the outside of the filter bag. At the same time, the air jet pipe, side blow pipe, and oblique blow pipe are used to facilitate the blowing and cleaning of the inner wall of the device shell and the inner wall of the ash hopper. Meanwhile, the motor and drive shaft included in the cleaning mechanism drive the vertical cleaning rod and the inclined cleaning rod to rotate, and then use the bristles on the outer wall of the cleaning rod to clean the inner wall of the device shell and the inner wall of the ash hopper, achieving a relatively comprehensive ash cleaning effect. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the front section structure of an embodiment of the present utility model.

[0016] Figure 2 This is a schematic diagram of the auxiliary suction mechanism in an embodiment of the present utility model.

[0017] Figure 3 This is a schematic diagram of the cleaning mechanism structure according to an embodiment of the present utility model.

[0018] Figure 4 This is an embodiment of the present utility model. Figure 1 Schematic diagram of the structure at point A in the middle.

[0019] In the diagram: 1. Device casing; 11. Gas tank; 12. Jet nozzle; 121. Side blow pipe; 122. One-way valve; 123. Inclined blow pipe; 13. Venturi tube; 14. Electromagnetic pulse valve; 15. Filter bag; 16. Ash hopper; 17. Ash discharge port; 2. Auxiliary suction mechanism; 21. Dust pump; 22. Horizontal connecting pipe; 23. Vertical connecting pipe; 24. Extraction pipe; 3. Cleaning mechanism; 31. Motor; 32. Drive shaft; 33. Horizontal connecting rod; 34. Vertical cleaning rod; 35. Inclined cleaning rod; 36. Reinforcing rod. Detailed Implementation

[0020] Reference Figures 1 to 4 As shown, this utility model provides a pulse-type bag filter for rice production lines, comprising: a device housing 1, a dust hopper 16 connected to the lower end of the device housing 1, and a dust discharge port 17 connected to the lower end of the dust hopper 16; an air storage tank 11 provided on the outer wall of the device housing 1, and an air jet pipe 12 connected to the outlet of the air storage tank 11, and the air jet pipe 12 inserted into the interior of the device housing 1; a venturi tube 13 connected to the lower end of the air jet pipe 12; an electromagnetic pulse valve 14 connected in the pipe of the venturi tube 13; a filter bag 15 connected to the lower end of the venturi tube 13; an auxiliary suction mechanism 2 connected to the upper side of the filter bag 15; and a cleaning mechanism 3 provided inside the device housing 1, located on the outside of the filter bag 15.

[0021] In the embodiment, the device shell 1, the auxiliary suction mechanism 2 and the cleaning mechanism 3 constitute the main structure of the pulse type cloth bag dust collector for the rice production line involved in the application, wherein the device shell 1 is provided as the shell of the pulse type cloth bag dust collector, and the device shell 1 and the internal structure are used for the treatment of dust in the rice production process.

[0022] The gas storage tank 11, the air injection pipe 12, the Venturi tube 13 and the electromagnetic pulse valve 14 adopt the same structure as the pulse type cloth bag dust collector in the prior art.

[0023] As shown in Figure 1 and Figure 4 , the device shell 1 is internally provided with a partition plate, and the upper side of the partition plate is connected with an exhaust pipe on the outer wall of the device shell 1, and the outer wall of the ash bucket 16 is connected with an air inlet pipe, the lower end of the air injection pipe 12 is connected with a side blowing pipe 121, the lower end of the side blowing pipe 121 is connected with an inclined blowing pipe 123, and the pipeline of the side blowing pipe 121 is connected with a one-way valve 122, and the inclined blowing pipe 123 penetrates downward through the partition plate.

[0024] Specifically, the dust-containing gas enters from the air inlet pipe, and is discharged from the exhaust pipe after filtration.

[0025] Specifically, the outer side of the air injection pipe 12 is connected with a plurality of branch pipes, and the side blowing pipe 121 is connected to the lower side of the plurality of branch pipes, so as to realize downward air blowing through the inclined blowing pipe 123 in a plurality of circumferential directions of the device shell 1.

[0026] As shown in Figure 1 and Figure 2 , the auxiliary suction mechanism 2 comprises a dust pump 21 fixedly arranged, the lower end of the dust pump 21 is connected with a horizontal connecting pipe 22, the lower end of the horizontal connecting pipe 22 is connected with a vertical connecting pipe 23, the lower end of the vertical connecting pipe 23 is connected with a suction pipe 24, and the two ends of the suction pipe 24 are connected with the upper ends of the filter bags 15.

[0027] As a preferred embodiment, by arranging the auxiliary suction mechanism 2, the air flow in the filter bags 15 can be increased during dust removal, so as to improve the efficiency of the dust-containing gas passing through the filter bags 15 under the air inlet pressure outside the dust-containing gas and the air suction in the filter bags 15.

[0028] As shown in Figure 1 and Figure 3 , the cleaning mechanism 3 comprises a motor 31 mounted on the partition plate, the lower end of the motor 31 is connected with a driving shaft 32, the lower end of the driving shaft 32 is connected with a reinforcing rod 36, the cleaning mechanism 3 comprises a vertical cleaning rod 34 abutting against the inner wall of the device shell 1 and an inclined cleaning rod 35 abutting against the inner wall of the ash bucket 16, the lower end of the vertical cleaning rod 34 is connected with the upper end of the inclined cleaning rod 35, the outer wall of the driving shaft 32 is connected with a horizontal connecting rod 33, and the outer end of the horizontal connecting rod 33 is connected with the vertical cleaning rod 34 perpendicularly.

[0029] Specifically, the reinforcing rods 36 are arranged in a triangular structure and are connected to the lower ends of the two inclined cleaning rods 35.

[0030] Specifically, the outer walls of the vertical cleaning rods 34 and the inclined cleaning rods 35 are provided with bristles, and the bristles are in contact with the inner walls of the device shell 1 and the hopper 16.

[0031] In use, the dust-containing gas enters the device shell through the gas inlet pipe outside the hopper, and then is filtered through the filter bag. In the process, the dust pump, the horizontal connecting pipe, the vertical connecting pipe and the air exhaust pipe included in the auxiliary suction mechanism are used to form an air suction state in the inner cavity of the filter bag, so that the dust-containing gas outside is quickly filtered through the filter bag, thereby improving the dust removal efficiency. The purified air is then discharged to the space above the partition plate by the dust pump and then discharged through the air exhaust pipe. When cleaning the accumulated dust, the air outlet pipe, the air injection pipe and the Venturi pipe are used to realize the air blowing and vibration of the inner cavity of the filter bag under the action of the electromagnetic pulse valve, thereby cleaning the accumulated dust outside the filter bag. At the same time, the air injection pipe, the side blowing pipe and the inclined blowing pipe are used to facilitate the blowing and cleaning of the inner walls of the device shell and the hopper. At the same time, the motor and the drive shaft included in the cleaning mechanism are used to drive the vertical cleaning rods and the inclined cleaning rods to rotate, thereby using the bristles on the outer walls of the cleaning rods to clean the inner walls of the device shell and the hopper, achieving a more comprehensive dust cleaning effect.

[0032] The pulse type bag dust collector for a rice production line can effectively solve the problems of the pulse bag dust collector for rice processing in the prior art, such as the deviation of dust removal efficiency and the inability to clean the accumulated dust on the inner wall of the device shell. The pulse bag dust collector for a rice production line can improve the dust removal efficiency of the pulse bag dust collector and facilitate the cleaning of the accumulated dust on the inner wall of the dust collector.

Claims

1. A pulse type bag filter for a rice production line, comprising: The utility model provides an ash removal device, which belongs to the technical field of dust removal and comprises a device shell (1), a dust hopper (16) connected to the lower end of the device shell (1), and an ash outlet (17) connected to the lower end of the dust hopper (16).

2. The pulse type bag filter for a rice production line according to claim 1, wherein The device shell (1) is internally provided with a partition plate, and an exhaust pipe is connected to the upper side of the partition plate and the outer wall of the device shell (1); an air inlet pipe is connected to the outer wall of the dust hopper (16).

3. The pulse type bag filter for a rice production line according to claim 1, wherein The lower end of the air injection pipe (12) is connected to a side blowing pipe (121), the lower end of the side blowing pipe (121) is connected to an inclined blowing pipe (123), a one-way valve (122) is connected to the pipeline of the side blowing pipe (121), and the inclined blowing pipe (123) penetrates the partition plate downward.

4. The pulse type bag filter for a rice production line according to claim 1, wherein The auxiliary suction mechanism (2) comprises a dust pump (21) fixedly arranged, the lower end of the dust pump (21) is connected to a horizontal connecting pipe (22), the lower end of the horizontal connecting pipe (22) is connected to a vertical connecting pipe (23), the lower end of the vertical connecting pipe (23) is connected to an air suction pipe (24), and the air suction pipe (24) is connected to the upper end of the filter bag (15) at both ends.

5. The pulse type bag filter for a rice production line according to claim 1, wherein The cleaning mechanism (3) comprises a motor (31) mounted on the partition plate, the lower end of the motor (31) is connected to a driving shaft (32), and the lower end of the driving shaft (32) is connected to a reinforcing rod (36).

6. The pulse type bag filter for a rice production line according to claim 1, wherein The cleaning mechanism (3) comprises a vertical cleaning rod (34) abutting against the inner wall of the device shell (1) and an inclined cleaning rod (35) abutting against the inner wall of the dust hopper (16), and the lower end of the vertical cleaning rod (34) is connected to the upper end of the inclined cleaning rod (35).

7. The pulse type bag filter for a rice production line according to claim 5, wherein The outer wall of the driving shaft (32) is connected to a horizontal connecting rod (33), and the outer end of the horizontal connecting rod (33) is connected to the vertical cleaning rod (34) perpendicularly.

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