CN209815166U - Rice pneumatic conveying system - Google Patents
Rice pneumatic conveying system Download PDFInfo
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- CN209815166U CN209815166U CN201920351722.XU CN201920351722U CN209815166U CN 209815166 U CN209815166 U CN 209815166U CN 201920351722 U CN201920351722 U CN 201920351722U CN 209815166 U CN209815166 U CN 209815166U
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Abstract
The utility model discloses a rice pneumatic conveying system, which comprises a rice sending bin, a pneumatic conveying device, a rice receiving bin and a dust removing device which are sequentially connected by pipelines, wherein the lower end of the rice sending bin is connected with the pneumatic conveying device by a pipeline, a parallel pipeline is arranged between the rice sending bin and the pneumatic conveying device, and a balance valve is arranged on the parallel pipeline; the pneumatic conveying device comprises a conveying pump, an air source conveying part and an air supplementing device, the air source conveying part is connected with the outlet end of the conveying pump, the air supplementing device is positioned on an output pipe of the conveying pump, one end of the output pipe is connected with the outlet of the conveying pump, and the other end of the output pipe is connected with the rice receiving bin; the lower part of the rice receiving bin is provided with an outlet end, and the outlet end is provided with a first discharge valve; the dust removing device is positioned on the pipeline between the rice receiving bin and the rice sending bin. The utility model discloses a strength mode transport rice has reduced the garrulous rate of increase of rice in transportation process, and little to environmental pollution degree, but wide application in grain processing equipment technical field.
Description
Technical Field
The utility model relates to a grain processing equipment technical field specifically indicates a rice pneumatic conveying system.
Background
The rice conveying currently adopts a scraper conveyor, a bucket elevator and the like, the equipment is a main device for improving the breakage rate of the rice when conveying and transferring the rice, the breakage rate of the rice is serious, the grade and the quality of the rice are reduced, and backflow is caused. For traditional bucket elevator transformation bulk grain conveying system, in order to reduce the grain breakage rate, from material to operation control, structural change, to bucket elevator can improve and the space of promoting reduces. In the application of rice milling plants, a belt type grain conveyor is also used as one type of rice conveying, but the problems of belt deviation, belt breakage, slippage and the like are more. And the bucket elevator and the belt conveyor have poor flexibility in the aspect of space layout and high space occupation degree. According to the requirement of traditional mechanical equipment on space area, in the transformation project of old equipment, the transformation is limited by the original design, and the transformation effect can be greatly influenced.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a carry to increase rice conveying system that garrulous rate is low, the space occupies fewly.
The utility model provides a technical scheme does: a pneumatic rice conveying system, which comprises a rice sending bin, a pneumatic conveying device, a rice receiving bin and a dust removing device which are sequentially connected by pipelines, wherein,
the rice sending bin is used for containing un-conveyed original rice, the lower end of the rice sending bin is connected with the pneumatic conveying device through a pipeline, and a parallel pipeline is arranged between the rice sending bin and the pneumatic conveying device;
the pneumatic conveying device is used for providing compressed air for conveying rice and comprises a conveying pump, an air source conveying part and an air supplementing device, wherein the air source conveying part is connected with the conveying pump, the air supplementing device is positioned on an output pipe of the conveying pump, one end of the output pipe is connected with an outlet of the conveying pump, and the other end of the output pipe is connected with a rice receiving bin;
the lower part of the rice receiving bin is provided with an outlet end, and the outlet end is provided with a first discharge valve;
the dust removal device is used for removing dust in the rice and discharging pressure in the rice receiving bin, and is positioned on a communication pipeline between the rice receiving bin and the rice sending bin.
Furthermore, a 90-degree elbow is arranged at the outlet end of the conveying pump, a discharge valve II and a pressure measuring point are arranged on the output pipe, and a pneumatic shutoff valve is arranged on the output pipe and close to the rice receiving bin.
Further, the air source conveying part comprises an air storage tank with compressed air and three air pipes connected in parallel to the outlet of the air storage tank, and a primary air assembly, a secondary air assembly and a tertiary air assembly are respectively arranged on the air pipes; the outlet ends of the pneumatic pipes provided with the primary air assembly and the secondary air assembly are communicated with the elbow, and the outlet ends of the pneumatic pipes provided with the tertiary air assembly are communicated with the air supplementing device.
Furthermore, the primary air assembly, the secondary air assembly and the tertiary air assembly respectively comprise a first manual valve, a ball valve and a check valve which are connected in series.
Furthermore, a main branch pipe is arranged between the air storage tank and the pneumatic pipe, and the pneumatic pipe is connected to the main branch pipe in parallel; and a second manual valve is arranged on the main branch pipe.
Further, the air supply device is set as an air supply device.
Furthermore, a first manual shutoff valve is arranged at the outlet end of the rice receiving bin and is connected with a first discharge valve at the outlet end in series.
Furthermore, the dust removal device comprises a dust remover, and a manual shut-off valve II is arranged at both the inlet end and the outlet end of the dust remover.
Further, the sending rice bin and the receiving rice bin respectively comprise a cylindrical part and a conical part which are integrally formed; the upper end of the cylindrical part is provided with an opening, and the lower end of the conical part is provided with an outlet.
Furthermore, a manual shut-off valve III and a feeding valve are connected in series on a pipeline between the rice sending bin and the delivery pump.
Compared with the prior art, the utility model the advantage lie in: according to the rice conveying system, the air quantity and the pressure are controlled at different positions in the system, so that the rice is stably conveyed in the pipeline, the stable conveying environment is a principle of rice conveying protection, under the conveying mechanism, the breakage rate of the rice is far lower than that of the rice conveyed by a traditional machine, and the quality of the rice is guaranteed; the combination of the pipeline and the delivery pump ensures that the delivery process does not pollute the environment, and is more environment-friendly compared with the traditional mechanical equipment; the arrangement of pipeline is more nimble than traditional mechanical equipment, and is less to the space requirement, has more advantage in reforming transform, simultaneously to the quality of the very big protection rice of compressed air's processing method and protective gas's selection ability.
Drawings
Fig. 1 is a schematic flow diagram of a pneumatic rice conveying system.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
With reference to the attached figure 1, a rice pneumatic conveying system comprises a rice sending bin 1, a pneumatic conveying device 2, a rice receiving bin 3 and a dust removing device 4 which are sequentially connected by pipelines, wherein,
the sending rice bin 1 is used for containing un-conveyed original rice, the lower end of the sending rice bin is connected with the pneumatic conveying device 2 through a pipeline, a parallel pipeline 5 is further arranged between the sending rice bin 1 and the pneumatic conveying device 2, and a balance valve 102 is arranged on the parallel pipeline 5;
the pneumatic conveying device 2 is used for providing compressed air for conveying rice and comprises a conveying pump 201, an air source conveying part 202 and an air supplementing device 203, wherein the air source conveying part 202 is connected with the conveying pump 201, the air supplementing device 203 is positioned on an output pipe 6 of the conveying pump 201, one end of the output pipe 6 is connected with an outlet of the conveying pump 201, and the other end of the output pipe 6 is connected with a rice receiving bin 3;
the lower part of the rice receiving bin 3 is provided with an outlet end, and the outlet end is provided with a first discharge valve 301;
the dust removing device 4 is used for removing dust in the rice and is positioned on a pipeline between the rice receiving bin 3 and the rice sending bin 1.
The to-be-solved technical problem of the utility model is exactly: compare mechanical transportation equipment and carry, the garrulous rate that increases that causes the rice through pneumatic transport reduces, and the rice does not have the backward flow, and the space occupies smallly, and the overall arrangement is nimble, and the dust can be controlled, and is more environmental protection, and the operating system can obtain timely control.
The utility model discloses in the rice of carrying refer to the finished product that the corn made after processes such as clearance, rice huller, husk rice, finished product arrangement.
During the concrete implementation, raw material rice enters into sending rice bin 1 earlier, then passes through transfer pump 201 and enters into receiving rice bin 3 under the air supply conveying of air supply conveyor 202 in-process, realizes the processing to dust in the rice through dust collector 4 that sets up. A parallel pipeline 5 is arranged between the rice sending bin 1 and the delivery pump 201, and a balance valve 102 is arranged on the parallel pipeline 5, so that the stability of the whole operation process of the equipment is improved.
In the system, the connection of all parts is realized through a common grain conveying pipeline, the dust in the rice is treated by utilizing various common dust collectors in the prior art, such as a common bag-type dust collector and the like, and the effect of collecting gas after the rice is conveyed is realized.
The outlet end of the delivery pump 201 is provided with a 90-degree elbow 7, the output pipe 6 is provided with a second discharge valve 61 and a pressure measuring point 62, and the output pipe 6 is provided with a pneumatic shutoff valve 63 near the rice receiving bin 3. The pressure measuring point 62 can be realized by arranging a barometer on the output pipe 6.
The air source conveying part 202 comprises an air storage tank with compressed air and three pneumatic pipes 2021 connected in parallel with the outlets of the air storage tank, wherein the pneumatic pipes 2021 are respectively provided with a primary air assembly, a secondary air assembly and a tertiary air assembly; the outlet end of the pneumatic pipe 2021 provided with the primary air component and the secondary air component is communicated with the elbow 7, and the outlet end of the pneumatic pipe 2021 provided with the tertiary air component is communicated with the air supplement device 203.
The primary air assembly, the secondary air assembly and the tertiary air assembly all comprise a first manual valve 2021a, a ball valve 2021b and a check valve 2021c which are connected in series.
A main branch pipe 2022 is arranged between the air storage tank and the pneumatic pipe 2021, and the pneumatic pipe 2021 is connected in parallel to the main branch pipe 2022; the main branch 2022 is provided with a second manual valve 2022 a.
The stable operation adjustment of the system can be realized by arranging two air pipes 2021 connected to the elbow 7 in parallel; in order to adjust the delivery and compression of the system, a pneumatic pipe 2021 connected to the air supply device 203 is arranged, and a tertiary air assembly is arranged on the pneumatic pipe 2021, so that the length of the material plug in the output pipe 6 and the control of the delivery pressure are adjusted timely.
The pressure measuring point 62 is arranged to monitor the pressure in the system, especially in the output pipe 6, in real time, so that the manual valve 2021a, the ball valve 2021b and the check valve 2021c on the pneumatic pipe 2021 are used for adjusting in a matching manner according to actual conditions, thereby realizing the stable operation of the system and reducing the breakage rate of the rice in the conveying process.
The air replenishing device 203 is an air replenishing device.
The air supplement device 203 is specifically configured as an air supplement device, and the structure thereof is the prior art and is not described herein again.
The outlet end of the rice receiving bin 3 is provided with a first manual shutoff valve 302, and the first manual shutoff valve 302 is connected with a first discharge valve 301 at the outlet end in series.
The dust removing device 4 comprises a dust remover, and a second manual shutoff valve 401 is arranged at the inlet end and the outlet end of the dust remover.
The sending rice bin 1 and the receiving rice bin 3 both comprise a cylindrical part 8 and a conical part 9, and the cylindrical part 8 and the conical part 9 are integrally formed; the upper end of the cylindrical part 8 is provided with an opening, and the lower end of the conical part 9 is provided with an outlet.
A manual shut-off valve III 11 and a feeding valve 12 are connected in series on a pipeline between the rice sending bin 1 and the delivery pump 201.
Before the utility model is used for conveying rice, the manual shut-off valve III 11, the manual shut-off valve II 401 and the pneumatic shut-off valve 63 are opened, and the dust removal device 4 is opened; during specific operation, raw material rice enters the conveying pump 201 from the rice sending bin 1, the balance valve 102 is opened, the feeding valve 12 is opened in a delayed mode, the rice enters the conveying pump 201, after the conveying pump 201 is full, feeding is completed, and the feeding valve 12 and the balance valve 102 are closed; then, opening a second discharge valve 61, opening the primary air assembly and the secondary air assembly in a delayed manner, enabling the rice to enter an output pipe 6 through an elbow 7, gradually forming a material plug when the rice is conveyed by the output pipe 6, and movably conveying the material plug in the output pipe 6; opening a tertiary air assembly or closing a primary air assembly and a secondary air assembly according to a pipeline pressure value in an output pipe 6 fed back by a pressure measuring point, controlling the conveying pressure through the action of an air supplement device 203 and a switch of the primary air assembly and the secondary air assembly, controlling the length of a material bolt, increasing the length of the material bolt when the pipeline pressure is high to possibly cause pipe blockage, increasing the instantaneous impact force of the long material bolt of rice in a pipeline along with the increase of the rice material bolt, and improving the crushing rate, so that the conveying pressure is reduced by increasing the air supplement device 203 and closing the primary air assembly and the secondary air assembly when the pressure is high, and overlength and pipe blockage of the material bolt can be avoided; when the conveying pressure is reduced, the tertiary air assembly is closed, and the primary air assembly and the secondary air assembly are opened, so that the condition that the conveying speed of the rice is increased due to the reduction of the material-air ratio is avoided, and the crushing is increased due to the increase of the speed; the first, second and third air assemblies are controlled to control the material bolts, control the conveying pressure and control the conveying speed; after the delivery is completed, the primary, secondary and tertiary air assemblies and the discharge valve 61 are closed.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (10)
1. A pneumatic rice conveying system is characterized by comprising a rice sending bin, a pneumatic conveying device, a rice receiving bin and a dust removing device which are sequentially connected through pipelines, wherein,
the rice sending bin is used for containing un-conveyed original rice, the lower end of the rice sending bin is connected with the pneumatic conveying device through a pipeline, and a parallel pipeline is arranged between the rice sending bin and the pneumatic conveying device;
the pneumatic conveying device is used for providing compressed air for conveying rice and comprises a conveying pump, an air source conveying part and an air supplementing device, wherein the air source conveying part is connected with the conveying pump, the air supplementing device is positioned on an output pipe of the conveying pump, one end of the output pipe is connected with an outlet of the conveying pump, and the other end of the output pipe is connected with a rice receiving bin;
the lower part of the rice receiving bin is provided with an outlet end, and the outlet end is provided with a first discharge valve;
the dust removal device is used for removing dust in the rice and discharging pressure in the rice receiving bin, and is positioned on a communication pipeline between the rice receiving bin and the rice sending bin.
2. The pneumatic rice conveying system of claim 1, wherein the outlet end of the conveying pump is provided with a 90-degree elbow, the output pipe is provided with a second discharge valve and a pressure measuring point, and the output pipe is provided with a pneumatic shutoff valve close to the rice receiving bin.
3. The pneumatic rice conveying system according to claim 1, wherein the air source conveying part comprises an air storage tank with compressed air and three air pipes connected in parallel with outlets of the air storage tank, and a primary air assembly, a secondary air assembly and a tertiary air assembly are respectively arranged on the air pipes; the outlet ends of the pneumatic pipes provided with the primary air assembly and the secondary air assembly are communicated with the elbow, and the outlet ends of the pneumatic pipes provided with the tertiary air assembly are communicated with the air supplementing device.
4. The pneumatic rice conveying system according to claim 3, wherein the primary air assembly, the secondary air assembly and the tertiary air assembly each comprise a first manual valve, a ball valve and a check valve which are connected in series.
5. The pneumatic rice conveying system according to claim 3, wherein a main branch pipe is arranged between the air storage tank and the pneumatic pipe, and the pneumatic pipe is connected to the main branch pipe in parallel; and a second manual valve is arranged on the main branch pipe.
6. The pneumatic rice conveying system of claim 1, wherein the air supply device is an air supply device.
7. The pneumatic rice conveying system of claim 1, wherein a first manual shut-off valve is arranged at the outlet end of the rice receiving bin and is connected in series with a first discharge valve at the outlet end.
8. The pneumatic rice conveying system of claim 1, wherein the dust removing device comprises a dust remover, and a second manual shut-off valve is arranged at each of an inlet end and an outlet end of the dust remover.
9. The pneumatic rice conveying system of claim 1, wherein each of the sending rice bin and the receiving rice bin comprises a cylindrical portion and a conical portion, and the cylindrical portion and the conical portion are integrally formed; the upper end of the cylindrical part is provided with an opening, and the lower end of the conical part is provided with an outlet.
10. The pneumatic rice conveying system according to any one of claims 1 to 9, wherein a third manual shut-off valve and a feeding valve are connected in series on a pipeline between the rice sending bin and the conveying pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920351722.XU CN209815166U (en) | 2019-03-20 | 2019-03-20 | Rice pneumatic conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920351722.XU CN209815166U (en) | 2019-03-20 | 2019-03-20 | Rice pneumatic conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209815166U true CN209815166U (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920351722.XU Active CN209815166U (en) | 2019-03-20 | 2019-03-20 | Rice pneumatic conveying system |
Country Status (1)
| Country | Link |
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| CN (1) | CN209815166U (en) |
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- 2019-03-20 CN CN201920351722.XU patent/CN209815166U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200814 Address after: 361000 block a, 4th floor, No. 339, information optoelectronic garden back road, Xiamen Torch High tech Zone, Huli District, Xiamen City, Fujian Province Patentee after: XIAMEN LONGKING BULK MATERIALS SCIENCE AND ENGINEERING Co.,Ltd. Address before: 364000 Yangwei Road, Nanshan Village, Xiaochi Town, Xinluo District, Longyan City, Fujian Province, 5-3 Patentee before: Chen Yuxiong |
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| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 361000 building a, 4th floor, No. 339, information photoelectric Garden Road, Xiamen Torch hi tech Zone, Huli District, Xiamen City, Fujian Province Patentee after: Xiamen Longjing environmental protection material technology Co.,Ltd. Address before: 361000 building a, 4th floor, No. 339, information photoelectric Garden Road, Xiamen Torch hi tech Zone, Huli District, Xiamen City, Fujian Province Patentee before: XIAMEN LONGKING BULK MATERIALS SCIENCE AND ENGINEERING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |