CN111889217B - A uniform feeding device - Google Patents
A uniform feeding device Download PDFInfo
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- CN111889217B CN111889217B CN202010854550.5A CN202010854550A CN111889217B CN 111889217 B CN111889217 B CN 111889217B CN 202010854550 A CN202010854550 A CN 202010854550A CN 111889217 B CN111889217 B CN 111889217B
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- shell
- distributor
- transmission shaft
- bearing
- sealing ring
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C25/00—Control arrangements specially adapted for crushing or disintegrating
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
本发明公开了一种均匀送料装置，包括进料管、壳体、出料管、分料器、驱动机构、支撑板，进料管内侧壁上部设置有接近传感器，所述壳体侧面设置有支座，支座下部安装有压力传感器，出料管与壳体内部通过多个分流管联通，分料器包括推料弧板、底板、内密封环、外密封环，所述驱动机构包括减速电机、轴承组件、传动轴，所述减速电机安装在固定套内侧下部，减速电机连接并驱动传动轴转动。所述传动轴中部与轴承组件的轴承内孔连接，轴承组件安装在固定套内，传动轴顶部与分料器固连并带动分料器转动；所述减速电机转速受控制器操控，所述支撑板为环状，立撑内接固定套外接壳体。本发明既可以实现物料的锁风效果，也可以均匀送料。
The invention discloses a uniform feeding device, comprising a feeding pipe, a casing, a discharging pipe, a distributor, a driving mechanism and a support plate. A proximity sensor is arranged on the upper part of the inner side wall of the feeding pipe, and a side surface of the casing is provided with a proximity sensor. A support, a pressure sensor is installed at the lower part of the support, the discharge pipe is communicated with the inside of the casing through a plurality of shunt pipes, the feeder includes a pusher arc plate, a bottom plate, an inner sealing ring, and an outer sealing ring, and the drive mechanism includes a deceleration A motor, a bearing assembly, and a transmission shaft are provided. The deceleration motor is installed at the lower part of the inner side of the fixed sleeve, and the deceleration motor is connected and drives the transmission shaft to rotate. The middle part of the transmission shaft is connected with the bearing inner hole of the bearing assembly, the bearing assembly is installed in the fixed sleeve, the top of the transmission shaft is fixedly connected with the distributor and drives the distributor to rotate; the speed of the reduction motor is controlled by the controller, the The support plate is annular, and the vertical support is internally connected with the fixed sleeve and externally connected to the casing. The present invention can not only realize the air locking effect of the material, but also can feed the material uniformly.
Description
Technical Field
The invention belongs to the field of material conveying equipment, and particularly relates to a uniform feeding device.
Background
In material conveying system, often meet the transport condition that there is pressure differential between input device and output device, because the existence of pressure differential, the material must set up the airlock when flowing between input device and output device, realizes the transport of material, avoids gaseous cluster to move, and then influences the operating efficiency of equipment.
As a typical case, when the vertical roller mill runs, the mill is in a negative pressure state, a belt for conveying materials is in the atmosphere, when the materials are conveyed to the vertical roller mill, sealing needs to be considered, if the sealing state is not good, air leakage of the system is caused, the grinding efficiency of the mill is reduced, and the power consumption of a circulating fan of the system is increased.
At present, a rotary feeder is generally used in the industry as a device for conveying materials and locking air, but because a rotor of the rotary feeder is divided into 6-8 parts, the materials are divided into multiple strands and fed in a clearance mode when falling, and the materials fed in the clearance mode easily cause instability of operation of a mill. Therefore, an even feeding device is designed, the air locking effect of materials is achieved, the operation stability of the grinding machine and other equipment is further improved through even feeding, and the problem to be solved urgently is solved.
Disclosure of Invention
Aiming at the defects in the prior art, the technical problem to be solved by the invention is that the existing feeding device is not good in sealing state, cannot realize uniform feeding and causes unstable operation of equipment such as a mill.
In order to solve the technical problem, the invention provides a uniform feeding device, which comprises
The feeding pipe is arranged at the upper part of the shell and is communicated with the shell, materials enter the shell through the feeding pipe, the upper part of the inner side wall of the feeding pipe is provided with a proximity sensor, the proximity sensor is connected with the controller,
the side surface of the shell is provided with a support, the shell is connected with a support through the support, the lower part of the support is provided with a pressure sensor, and the pressure sensor is connected with a controller; a fixed sleeve is arranged in the shell and connected with the shell and used for fixing all parts,
the discharge pipe is positioned at the bottom of the shell and is communicated with the inside of the shell through a plurality of shunt pipes,
the distributor is positioned below the feeding pipe and comprises a pushing arc plate, a bottom plate, an inner sealing ring and an outer sealing ring, the distributor is in an impeller shape, the bottom plate is in a disc shape, the bottom plate is provided with a plurality of welded or integrally-formed pushing arc plates, the center of the upper surface of the bottom plate is provided with a conical bulge, and a cone is mounted on the conical bulge; the lower part of the distributor is provided with an inner sealing ring and an outer sealing ring, the top of the fixed sleeve is inserted between the inner sealing ring and the outer sealing ring,
the driving mechanism comprises a speed reducing motor, a bearing assembly and a transmission shaft, the speed reducing motor is arranged at the lower part of the inner side of the fixed sleeve, the speed reducing motor is connected with and drives the transmission shaft to rotate, the middle part of the transmission shaft is connected with a bearing inner hole of the bearing assembly, the bearing assembly is arranged in the fixed sleeve, and the top of the transmission shaft is fixedly connected with the distributor and drives the distributor to rotate; the rotating speed of the speed reducing motor is controlled by a controller,
the backup pad, the backup pad is located the tripper below, the backup pad is cyclic annular, and the inboard external seal ring laminating with the tripper of backup pad, backup pad bottom are provided with the upright support that the polylith evenly set up, immediately prop the external casing of fixed cover of inscription.
Furthermore, the two shunt tubes are symmetrically arranged along the center of the discharge tube.
Further, the speed reduction motor is a servo motor.
Furthermore, the support has four, evenly sets up all around the casing, all is provided with pressure sensor under the support.
Furthermore, the speed reduction motor is connected with the fixed sleeve through a torsion disc.
Further, the bearing assembly comprises an upper bearing cover, a lower bearing cover, a bearing seat and a conical bearing, the bearing seat is installed in the fixed sleeve through a connecting plate, and the upper bearing cover and the lower bearing cover are installed on the upper portion and the lower portion of the bearing seat through screws; the conical bearings are two, and the external bearing seats of the conical bearings are internally connected with the transmission shaft.
Furthermore, a spacer bush is sleeved between the bearing assembly and the transmission shaft.
Furthermore, shaft end baffles are arranged on the top of the transmission shaft and in the cone and limit the axial movement of the distributor.
The invention has the beneficial effects that:
1. according to the uniform feeding device disclosed by the invention, the pressure sensor arranged on the support is adopted to measure the change of the material, and the proximity sensor arranged in the feeding pipe is adopted to prevent the pipe from being blocked, so that the air locking effect of the material can be realized, and the material can be uniformly fed;
2. the invention has the advantages that the discharge of the materials is uniformly distributed on the circumference of the whole material supporting plate, and the operation of the distributor is relatively stable, so the discharge of the materials in the feeding device is very stable, and the stable feeding amount plays a good role in the stable operation of the mill.
Drawings
FIG. 1 is a schematic perspective view of a uniform feeder according to the present invention;
FIG. 2 is a left side cut-away schematic view of the uniform feeding device of the present invention;
FIG. 3 is a front sectional view of the material flow direction of the uniform feeding device according to the present invention;
FIG. 4 is a schematic perspective view of the uniform feeder of the present invention with the upper portion of the housing and the distributor removed;
FIG. 5 is a schematic perspective view of the distributor and the cone of the uniform feeding device according to the present invention;
FIG. 6 is a front sectional view of the distributor and the transmission shaft of the uniform feeding device according to the present invention;
in the figure: 1. a feed pipe; 2. a support; 3. a housing; 4. a shunt tube; 5. a discharge pipe; 6. material preparation; 7. a reduction motor; 8. standing and supporting; 9. a distributor; 901. a material pushing arc plate; 902. a base plate; 903. an inner seal ring; 904. an outer seal ring; 10. a bearing assembly; 11. a drive shaft; 12. a cone; 13. fixing a sleeve; 14. a pressure sensor; 15. a support plate; 16. a proximity sensor.
Detailed Description
The details of the present invention are described below with reference to the accompanying drawings and specific embodiments.
As shown in figures 1 and 2, a uniform feeding device comprises
The feeding pipe 1 is arranged at the upper part of the shell 3 and is communicated with the shell 3, the material 6 enters the shell 3 through the feeding pipe 1, the upper part of the inner side wall of the feeding pipe 1 is provided with a proximity sensor 16, the proximity sensor 16 is connected with a controller,
as shown in fig. 3, a support 2 is arranged on the side surface of a shell 3, the shell 3 is connected with a support through the support 2, a pressure sensor 14 is arranged at the lower part of the support 2, and the pressure sensor 14 is connected with a controller; a fixed sleeve 13 is arranged in the shell 3, the fixed sleeve 13 is connected with the shell 3 and fixes all parts,
a discharge pipe 5, wherein the discharge pipe 5 is positioned at the bottom of the shell 3, the discharge pipe 5 is communicated with the interior of the shell 3 through a plurality of shunt pipes 4,
as shown in fig. 5 and 6, the distributor 9 is located below the feeding pipe 1, the distributor 9 includes a pushing arc plate 901, a bottom plate 902, an inner sealing ring 903 and an outer sealing ring 904, the distributor 9 is impeller-shaped, the bottom plate 902 is disk-shaped, the bottom plate 902 is provided with a plurality of pushing arc plates 901 which are welded or integrally formed, the center of the upper surface of the bottom plate 902 is provided with a conical protrusion, and the conical protrusion is provided with a cone 12; the lower part of the distributor 9 is provided with an inner sealing ring 903 and an outer sealing ring 904, the top of the fixed sleeve 13 is inserted between the inner sealing ring 903 and the outer sealing ring 904,
the driving mechanism comprises a speed reducing motor 7, a bearing assembly 10 and a transmission shaft 11, wherein the speed reducing motor 7 is arranged at the lower part of the inner side of a fixed sleeve 13, the speed reducing motor 7 is connected with and drives the transmission shaft 11 to rotate, the middle part of the transmission shaft 11 is connected with a bearing inner hole of the bearing assembly 10, the bearing assembly 10 is arranged in the fixed sleeve 13, and the top of the transmission shaft 11 is fixedly connected with a distributor 9 and drives the distributor 9 to rotate; the speed of the speed reducing motor 7 is controlled by a controller,
as shown in fig. 4, the supporting plate 15 is located below the distributor 9, the supporting plate 15 is annular, the inner side of the supporting plate 15 is attached to the outer sealing ring 904 of the distributor 9, a plurality of uniformly arranged vertical supports 8 are arranged at the bottom of the supporting plate 15, and the vertical supports 8 are internally connected with the fixing sleeve 13 and externally connected with the housing 3.
In practical applications, there are two shunt tubes 4 arranged symmetrically about the discharge tube 5.
In practical application, the speed reducing motor 7 is a servo motor.
As shown in fig. 4, in practical applications, there are four of the support bases 2, which are uniformly arranged around the housing 3, and the pressure sensors 14 are arranged below the support bases 2.
In practical application, the speed reduction motor 7 is connected with the fixed sleeve 13 through a torsion disc.
In practical application, the bearing assembly 10 comprises an upper bearing cover, a lower bearing cover, a bearing seat and a conical bearing, wherein the bearing seat is installed in a fixed sleeve 13 through a connecting plate, and the upper bearing cover and the lower bearing cover are installed on the upper part and the lower part of the bearing seat through screws; the conical bearings are two, and the external bearing seats of the conical bearings are internally connected with the transmission shaft 11.
In practical application, a spacer is sleeved between the bearing assembly 10 and the transmission shaft 11.
In practical application, shaft end baffles are arranged on the top of the transmission shaft 11 and in the cone 12 and limit the axial movement of the distributor 9.
The working process and the working principle of the invention are as follows:
material 6 is fed into the shell 3 through the feeding pipe 1, the material 6 is stacked on a material 6 supporting plate 15 of the shell 3, the material 6 is spread on the material 6 supporting plate 15 under the action of gravity, the material 6 is also upward stacked while being spread, the higher the material 6 is, the larger the spread area is until the material 6 is stacked on the lower opening of the feeding pipe 1, the spread area reaches the maximum, at the moment, the material 6 is smaller than the material 6 supporting plate 15 of the shell 3, the material 6 is continuously stacked in the feeding pipe 1, the weight of the whole discharging device is continuously increased, the weight is fed back to the control device through a weighing sensor arranged below a support 2 of the shell 3, the corresponding proximity sensor has a corresponding numerical value when the height of the material 6 reaches the air seal height, at the moment, the control device drives a speed reducing motor 7 for driving the distributor 9 by using a set rotating speed, and the material 6 moves outwards on the material 6 supporting plate 15 under the action of the distributor 9 until the material 6 is separated from the support The plate 15 passes through the shell 3, the shunt pipe 4 and the discharge hole to the lower equipment. When the feeding amount is larger than the preset pushing amount of the distributor 9, the numerical value of the weighing sensor is continuously increased, and when the numerical value is increased to a certain value, the control device improves the output rotating speed of the speed reducing motor 7, improves the feeding amount of the distributor 9, and continuously reduces the numerical value of the weighing sensor to reach the preset value, the control device reduces the output rotating speed of the speed reducing motor 7, reduces the feeding amount of the distributor 9, and the steps are repeated so that the feeding amount and the discharging amount reach a dynamic balance.
In conclusion, the air locking device can realize the air locking effect of materials and can also feed the materials uniformly, and the materials are discharged in the feeding device very stably.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the foregoing embodiments are merely illustrative of the technical spirit and features of the present invention, and the present invention is not limited thereto but may be implemented by those skilled in the art.
Claims (8)
1. The utility model provides a uniform feeding device which characterized in that: comprises that
The feeding pipe (1), the feeding pipe (1) is arranged on the upper portion of the shell (3) and communicated with the shell (3), the material (6) enters the shell (3) through the feeding pipe (1), the upper portion of the inner side wall of the feeding pipe (1) is provided with a proximity sensor (16), the proximity sensor (16) is connected with a controller,
the device comprises a shell (3), wherein a support (2) is arranged on the side surface of the shell (3), the shell (3) is connected with a support through the support (2), a pressure sensor (14) is installed on the lower portion of the support (2), and the pressure sensor (14) is connected with a controller; a fixed sleeve (13) is arranged in the shell (3), the fixed sleeve (13) is connected with the shell (3) and is used for fixing the speed reducing motor (7) and the vertical support (8),
the discharge pipe (5), the discharge pipe (5) is positioned at the bottom of the shell (3), the discharge pipe (5) is communicated with the interior of the shell (3) through a plurality of shunt tubes (4),
the distributor (9) is positioned below the feeding pipe (1), the distributor (9) comprises a pushing arc plate (901), a bottom plate (902), an inner sealing ring (903) and an outer sealing ring (904), the distributor (9) is impeller-shaped, the bottom plate (902) is disc-shaped, the bottom plate (902) is provided with a plurality of welded or integrally-formed pushing arc plates (901), the center of the upper surface of the bottom plate (902) is provided with a conical bulge, and a cone (12) is mounted on the conical bulge; the lower part of the distributor (9) is provided with an inner sealing ring (903) and an outer sealing ring (904), the top of the fixed sleeve (13) is inserted between the inner sealing ring (903) and the outer sealing ring (904),
the driving mechanism comprises a speed reducing motor (7), a bearing assembly (10) and a transmission shaft (11), the speed reducing motor (7) is installed at the lower part of the inner side of the fixing sleeve (13), the speed reducing motor (7) is connected with and drives the transmission shaft (11) to rotate, the middle part of the transmission shaft (11) is connected with a bearing inner hole of the bearing assembly (10), the bearing assembly (10) is installed in the fixing sleeve (13), and the top of the transmission shaft (11) is fixedly connected with the distributor (9) and drives the distributor (9) to rotate; the rotating speed of the reducing motor (7) is controlled by a controller,
backup pad (15), backup pad (15) are located tripper (9) below, backup pad (15) are cyclic annular, and backup pad (15) inboard is laminated with outer seal ring (904) of tripper (9), and backup pad (15) bottom is provided with the upright (8) that props that the polylith evenly set up, props immediately (8) internal fixation cover (13) external casing (3).
2. The uniform feeding device according to claim 1, wherein: the two shunt tubes (4) are arranged symmetrically along the center of the discharge tube (5).
3. The uniform feeding device according to claim 1, wherein: the speed reducing motor (7) is a servo motor.
4. The uniform feeding device according to claim 1, wherein: the four supports (2) are uniformly arranged around the shell (3), and pressure sensors (14) are arranged below the supports (2).
5. A uniform feeding apparatus according to claim 1 or 3, characterized in that: the speed reducing motor (7) is connected with the fixed sleeve (13) through a torsion disc.
6. The uniform feeding device according to claim 1, wherein: the bearing assembly (10) comprises an upper bearing cover, a lower bearing cover, a bearing seat and a conical bearing, the bearing seat is installed in the fixed sleeve (13) through a connecting plate, and the upper bearing cover and the lower bearing cover are installed on the upper portion and the lower portion of the bearing seat through screws; the conical bearings are two, and the external bearing seats of the conical bearings are internally connected with the transmission shaft (11).
7. A uniform feeding apparatus according to claim 1 or 6, characterized in that: a spacer bush is sleeved between the bearing assembly (10) and the transmission shaft (11).
8. The uniform feeding device according to claim 1, wherein: and shaft end baffles are arranged at the top of the transmission shaft (11) and in the cone (12) and limit the axial movement of the distributor (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010854550.5A CN111889217B (en) | 2020-08-24 | 2020-08-24 | A uniform feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010854550.5A CN111889217B (en) | 2020-08-24 | 2020-08-24 | A uniform feeding device |
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| Publication Number | Publication Date |
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| CN111889217A CN111889217A (en) | 2020-11-06 |
| CN111889217B true CN111889217B (en) | 2021-08-31 |
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| CN202010854550.5A Active CN111889217B (en) | 2020-08-24 | 2020-08-24 | A uniform feeding device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111674891B (en) * | 2020-06-24 | 2022-04-15 | 江苏丰尚智能科技有限公司 | Material distributor |
| CN112811153B (en) * | 2021-02-07 | 2025-05-30 | 南京西普国际工程有限公司 | A push-type feeder |
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| CN105964169B (en) * | 2016-07-25 | 2018-03-23 | 盐城工学院 | A kind of granular material compares method for mixing than mixing device and its surely calmly |
| CN207209419U (en) * | 2017-09-28 | 2018-04-10 | 山东司德伯重型装备有限公司 | Lock feeding equipment |
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| CN110091428B (en) * | 2019-05-28 | 2024-05-03 | 北京凯盛建材工程有限公司 | Discharging device and method capable of automatically adjusting discharging amount |
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| JP2018164865A (en) * | 2017-03-28 | 2018-10-25 | 株式会社栗本鐵工所 | Dry classifier |
| CN207655282U (en) * | 2017-10-18 | 2018-07-27 | 江西捷创自动化设备有限公司 | A kind of flour cake scrap collecting grinder |
| CN208320902U (en) * | 2018-03-26 | 2019-01-04 | 安徽弘欣药业有限公司 | Grinding device is used in a kind of processing of dragon's blood |
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| CN111889217A (en) | 2020-11-06 |
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Application publication date: 20201106 Assignee: Jiangsu Jiujian Construction Engineering Co.,Ltd. Assignor: YANCHENG INSTITUTE OF TECHNOLOGY Contract record no.: X2022980028532 Denomination of invention: A uniform feeding device Granted publication date: 20210831 License type: Common License Record date: 20221230 Application publication date: 20201106 Assignee: Jiangsu Shenggong Construction Group Co.,Ltd. Assignor: YANCHENG INSTITUTE OF TECHNOLOGY Contract record no.: X2022980029965 Denomination of invention: A uniform feeding device Granted publication date: 20210831 License type: Common License Record date: 20230105 Application publication date: 20201106 Assignee: SUNWAVE COMMUNICATIONS Co.,Ltd. Assignor: YANCHENG INSTITUTE OF TECHNOLOGY Contract record no.: X2022980028529 Denomination of invention: A uniform feeding device Granted publication date: 20210831 License type: Common License Record date: 20221230 |
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Assignee: Jiangsu Shenggong Construction Group Co.,Ltd. Assignor: YANCHENG INSTITUTE OF TECHNOLOGY Contract record no.: X2022980029965 Date of cancellation: 20250303 Assignee: Jiangsu Jiujian Construction Engineering Co.,Ltd. Assignor: YANCHENG INSTITUTE OF TECHNOLOGY Contract record no.: X2022980028532 Date of cancellation: 20250303 Assignee: SUNWAVE COMMUNICATIONS Co.,Ltd. Assignor: YANCHENG INSTITUTE OF TECHNOLOGY Contract record no.: X2022980028529 Date of cancellation: 20250303 |
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