CN118220863A - Bulk material warehouse bottom feeding device and feeding method - Google Patents
Bulk material warehouse bottom feeding device and feeding method Download PDFInfo
- Publication number
- CN118220863A CN118220863A CN202410326680.XA CN202410326680A CN118220863A CN 118220863 A CN118220863 A CN 118220863A CN 202410326680 A CN202410326680 A CN 202410326680A CN 118220863 A CN118220863 A CN 118220863A
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- Prior art keywords
- shell
- blades
- rotating shaft
- outlet
- bulk
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/48—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems
- B65G65/4881—Devices for emptying otherwise than from the top using other rotating means, e.g. rotating pressure sluices in pneumatic systems rotating about a substantially horizontal axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/02—Devices for feeding articles or materials to conveyors
- B65G47/16—Devices for feeding articles or materials to conveyors for feeding materials in bulk
- B65G47/18—Arrangements or applications of hoppers or chutes
- B65G47/19—Arrangements or applications of hoppers or chutes having means for controlling material flow, e.g. to prevent overloading
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
The invention discloses a bulk material warehouse bottom feeding device and a feeding method, wherein the device comprises feeding equipment and receiving equipment; the feeding equipment comprises a shell, a frame, a rotating shaft, a driving mechanism and blades, wherein the shell is arranged on a terrace below a blanking opening of a warehouse bottom through the frame, an inlet is arranged at the upper end of the shell, an outlet is arranged at the lower end of the shell, other parts are closed, the interior of the shell is a cavity, the inlet of the shell is in butt joint with the blanking opening of the warehouse bottom, the rotating shaft is rotatably arranged on the shell, the rotating shaft is parallel to the terrace and is perpendicular to the central line of the blanking opening of the warehouse, the outlet of the shell and the rotating shaft are deviated from the same side of the central line of the blanking opening of the warehouse, the driving mechanism is arranged outside the shell and can drive the rotating shaft to rotate positively and reversely, at least two blades are arranged on the rotating shaft in the cavity and can stir bulk materials to the outlet of the shell along with the rotation of the rotating shaft, gaps for avoiding blocking exist between the two ends of the blades and the outer edge of the blades and the inner wall of the shell, and the blades can block the bulk materials from automatically flowing to the outlet of the shell when the rotating shaft is kept at a certain position; the receiving equipment is arranged on the terrace, and the receiving port of the receiving equipment is opposite to the lower part of the shell outlet. The invention does not need to additionally arrange other material blocking devices, has small occupied space, is convenient to control the feeding quantity, is suitable for materials with poor fluidity, and has reliable operation.
Description
Technical Field
The invention belongs to the technical field of bulk storage, and particularly relates to a bulk storage bottom feeding device and a bulk storage bottom feeding method.
Background
Bulk materials are piled in a bulk material warehouse, and when the bulk materials are required to be taken out of the warehouse, the bulk materials are generally fed from the bottom of the warehouse; the existing bulk material feeding devices are various, such as a vibrating feeder, a disc feeder, a belt feeder, a rotary feeder, a star feeder, a reciprocating feeder and the like, but the bulk material feeding devices are required to be additionally provided with other blocking devices, the whole occupied space is large, and the bulk material feeding devices are difficult to control the feeding amount, are not suitable for materials with poor fluidity and are not reliable to operate.
Disclosure of Invention
The invention aims to provide a bulk material warehouse bottom feeding device and a bulk material warehouse bottom feeding method, which do not need to additionally provide other stop devices, occupy small space, conveniently control the feeding amount, are suitable for materials with poor fluidity and are reliable in operation.
The technical scheme adopted by the invention is as follows:
A bulk material warehouse bottom feeding device comprises feeding equipment and receiving equipment; the feeding equipment comprises a shell, a frame, a rotating shaft, a driving mechanism and blades, wherein the shell is arranged on a terrace below a blanking opening of a warehouse bottom through the frame, an inlet is arranged at the upper end of the shell, an outlet is arranged at the lower end of the shell, other parts are closed, the interior of the shell is a cavity, the inlet of the shell is in butt joint with the blanking opening of the warehouse bottom, the rotating shaft is rotatably arranged on the shell, the rotating shaft is parallel to the terrace and is perpendicular to the central line of the blanking opening of the warehouse, the outlet of the shell and the rotating shaft are deviated from the same side of the central line of the blanking opening of the warehouse, the driving mechanism is arranged outside the shell and can drive the rotating shaft to rotate positively and reversely, at least two blades are arranged on the rotating shaft in the cavity and can stir bulk materials to the outlet of the shell along with the rotation of the rotating shaft, gaps for avoiding blocking exist between the two ends of the blades and the outer edge of the blades and the inner wall of the shell, and the blades can block the bulk materials from automatically flowing to the outlet of the shell when the rotating shaft is kept at a certain position; the receiving equipment is arranged on the terrace, and the receiving port of the receiving equipment is opposite to the lower part of the shell outlet.
Wherein, regarding the arrangement of the blades: the blades may be symmetrically arranged on the rotating shaft or asymmetrically arranged on the rotating shaft.
Wherein, regarding the number of blades: two blades, three blades, or even more than four blades may be used.
Wherein, regarding the type of the device: the receiving device preferably adopts a belt conveyor, and the driving mechanism preferably adopts a motor.
Wherein, about the installation of pivot: the shaft is preferably rotatably mounted on the housing via a bearing mount.
The bulk material warehouse bottom feeding method adopts the bulk material warehouse bottom feeding device; under normal state, the rotating shaft is kept at a certain position, and under the action of the blocking of the blades and the characteristics of bulk materials, the bulk materials cannot automatically flow to the outlet of the shell through the gap; when feeding is needed, the driving mechanism is controlled to be started and drives the blades to rotate forwards through the rotating shaft, the blades stir the bulk materials to the outlet of the shell, and then the blades can stir the bulk materials continuously and stably by selecting proper rotating speed, and under the condition of keeping the rotating speed, the quantity of stirring the bulk materials by each circle of blades is basically constant, so that the feeding quantity can be controlled by controlling the number of rotations; when the clamping phenomenon occurs in the feeding process, the driving mechanism is controlled to drive the blades to rotate reversely through the rotating shaft, if the blades can rotate reversely smoothly, the normal rotation is recovered after a certain period of time, the feeding is continued, and if the blades cannot rotate reversely smoothly, the machine is stopped for maintenance.
The invention has the beneficial effects that:
The invention adopts active feeding, does not need to additionally arrange other stop devices, and occupies small space; the invention is convenient to control the feeding quantity and is suitable for materials with poor fluidity; the load of the invention is transmitted to the terrace, and the invention has simple use and reliable operation.
Drawings
FIG. 1 is a schematic view of a bulk storage bottom feeder apparatus according to a first embodiment of the present invention.
Fig. 2 is a schematic diagram illustrating the operation of the rotating shaft in the normal rotation in the first embodiment of the present invention.
Fig. 3 is a schematic view of a bulk material warehouse bottom feeding device in a second embodiment of the present invention.
Fig. 4 is a schematic view of a bulk bin bottom feeding device in accordance with a third embodiment of the present invention.
Fig. 5 is a schematic diagram illustrating the operation of the rotating shaft in the forward rotation in the third embodiment of the present invention.
Fig. 6 is a schematic view of a bulk bin bottom feeding device according to a fourth embodiment of the invention.
In the figure: 1-terrace; 2-a bottom blanking port; 31-leaf; 32-a housing; 32 a-a housing inlet; 32 b-housing outlet; 33-a frame; 34-rotating shaft; 4-receiving equipment.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
The features and capabilities of the present application are described in further detail below in connection with the examples.
Example 1
The embodiment discloses a bulk material warehouse bottom feeding device, which is shown in fig. 1-2 and comprises feeding equipment and receiving equipment 4; wherein:
The feeding equipment comprises a shell 32, a rack 33, a rotating shaft 34, a driving mechanism and blades 31, wherein the shell 32 is arranged on a terrace 1 below a bin bottom blanking port 2 through the rack 33, an inlet 32a is arranged at the upper end of the shell 32, an outlet 32b is arranged at the lower end of the shell 32, other parts are closed, the inside is a cavity, the shell inlet 32a is in butt joint with the position right below the bin bottom blanking port 2, the rotating shaft 34 is rotatably arranged on the shell 32, the rotating shaft 34 is parallel to the terrace 1 and is perpendicular to the central line of the bin bottom blanking port 2, the shell outlet 32b and the rotating shaft 34 are deviated from the same side of the central line of the bin blanking port 2, the driving mechanism is arranged outside the shell 32 and can drive the rotating shaft 34 to rotate positively and reversely, the two blades 31 are symmetrically arranged on the rotating shaft 34 in the cavity and can rotate along with the rotating shaft 34 to stir bulk cargo to the shell outlet 32b, gaps for avoiding blocking exist between the two ends and the outer edge of the blades 31 and the inner wall of the shell 32, and the blades 31 can stop the bulk cargo from flowing to the shell outlet 32b automatically when the rotating shaft 34 is kept at a certain position;
The receiving device 4 is installed on the terrace 1, and the receiving port of the receiving device is right opposite to the lower part of the shell outlet 32 b.
In the present embodiment, the material receiving apparatus 4 preferably employs a belt conveyor, the driving mechanism preferably employs a motor, and the rotation shaft 34 is preferably rotatably provided on the housing 32 through a bearing housing.
Example two
The embodiment discloses a bulk cargo storehouse bottom feeder, as shown in fig. 3, its structure is similar to the embodiment, and the difference lies in: in this embodiment, two blades 31 are asymmetrically mounted on the rotating shaft 34 in the cavity.
Example III
The embodiment discloses a bulk cargo storehouse bottom feeder, as shown in fig. 4 and 5, its structure is similar to the embodiment, and the difference is that: the present embodiment employs three blades 31 symmetrically mounted on a hollow interior shaft 34.
Example IV
The embodiment discloses a bulk cargo warehouse bottom feeding device, as shown in fig. 6, and its structure is similar to that of the embodiment, and the difference is that: the present embodiment employs four blades 31 symmetrically mounted on a hollow interior shaft 34.
As is clear from the first to fourth embodiments, there is no particular limitation regarding the arrangement of the blades 31 and the number of the blades 31, and the blades 31 may be symmetrically arranged on the rotating shaft 34, or may be asymmetrically arranged on the rotating shaft 34, and two blades 31, three blades 31, four blades 31, or even more blades 31 may be employed, so long as it is satisfied that "the blades 31 block the bulk material from flowing automatically to the housing outlet 32b when the rotating shaft 34 is kept in a certain position" in any case.
Example five
The embodiment provides a bulk material warehouse bottom feeding method, which adopts the bulk material warehouse bottom feeding device:
under normal conditions, the shaft 34 is kept in a certain position, and the bulk material cannot automatically flow to the housing outlet 32b through the gap under the action of the blocking of the blades 31 and the characteristics of the bulk material itself, see the initial conditions in fig. 2 and 5;
when feeding is needed, the driving mechanism is controlled to be started and the blades 31 are driven to rotate forwards through the rotating shafts 34, the blades 31 stir the bulk materials to the shell outlet 32b, and then the blades 31 can stir the bulk materials continuously and stably by selecting proper rotating speeds, and under the condition of keeping the rotating speeds, the feeding amount can be controlled by controlling the rotating number of turns because the amount of stirring the bulk materials by each circle of the blades 31 is basically constant, and the moving states in fig. 2 and 5 are seen;
When the clamping phenomenon occurs in the feeding process, the driving mechanism is controlled to drive the blade 31 to rotate reversely through the rotating shaft 34, if the blade can rotate reversely smoothly, the blade can resume forward rotation for continuous feeding after a certain time of reverse rotation, and if the blade cannot rotate reversely smoothly, the blade is stopped for maintenance.
The application adopts active feeding, does not need to additionally arrange other stop devices, and occupies small space; the application is convenient to control the feeding quantity and is suitable for materials with poor fluidity; the load of the application is transmitted to the terrace 1, and the application has simple use and reliable operation. The embodiments described above are some, but not all embodiments of the application. The detailed description of the embodiments of the application is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Claims (10)
1. A bulk cargo storehouse bottom feed arrangement, its characterized in that: comprises a feeding device and a receiving device; the feeding equipment comprises a shell, a frame, a rotating shaft, a driving mechanism and blades, wherein the shell is arranged on a terrace below a blanking opening of a warehouse bottom through the frame, an inlet is arranged at the upper end of the shell, an outlet is arranged at the lower end of the shell, other parts are closed, the interior of the shell is a cavity, the inlet of the shell is in butt joint with the blanking opening of the warehouse bottom, the rotating shaft is rotatably arranged on the shell, the rotating shaft is parallel to the terrace and is perpendicular to the central line of the blanking opening of the warehouse, the outlet of the shell and the rotating shaft are deviated from the same side of the central line of the blanking opening of the warehouse, the driving mechanism is arranged outside the shell and can drive the rotating shaft to rotate positively and reversely, at least two blades are arranged on the rotating shaft in the cavity and can stir bulk materials to the outlet of the shell along with the rotation of the rotating shaft, gaps for avoiding blocking exist between the two ends of the blades and the outer edge of the blades and the inner wall of the shell, and the blades can block the bulk materials from automatically flowing to the outlet of the shell when the rotating shaft is kept at a certain position; the receiving equipment is arranged on the terrace, and the receiving port of the receiving equipment is opposite to the lower part of the shell outlet.
2. Bulk storage bottom feeding device according to claim 1, characterized in that: the blades are symmetrically arranged on the rotating shaft.
3. Bulk storage bottom feeding device according to claim 1, characterized in that: the blades are asymmetrically arranged on the rotating shaft.
4. A bulk storage bottom feeding device as claimed in claim 2 or 3, wherein: two blades are used.
5. A bulk storage bottom feeding device as claimed in claim 2 or 3, wherein: three blades are used.
6. A bulk storage bottom feeding device as claimed in claim 2 or 3, wherein: more than four blades are used.
7. Bulk storage bottom feeding device according to claim 1, characterized in that: the receiving equipment adopts a belt conveyor.
8. Bulk storage bottom feeding device according to claim 1, characterized in that: the driving mechanism adopts a motor.
9. Bulk storage bottom feeding device according to claim 1, characterized in that: the rotating shaft is rotatably arranged on the shell through the bearing seat.
10. A bulk material warehouse bottom feeding method is characterized in that: -using a bulk storage bottom feeding device according to any one of claims 1 to 9; under normal state, the rotating shaft is kept at a certain position, and under the action of the blocking of the blades and the characteristics of bulk materials, the bulk materials cannot automatically flow to the outlet of the shell through the gap; when feeding is needed, the driving mechanism is controlled to be started and drives the blades to rotate forwards through the rotating shaft, the blades stir the bulk materials to the outlet of the shell, and then the blades can stir the bulk materials continuously and stably by selecting proper rotating speed, and under the condition of keeping the rotating speed, the quantity of stirring the bulk materials by each circle of blades is basically constant, so that the feeding quantity can be controlled by controlling the number of rotations; when the clamping phenomenon occurs in the feeding process, the driving mechanism is controlled to drive the blades to rotate reversely through the rotating shaft, if the blades can rotate reversely smoothly, the normal rotation is recovered after a certain period of time, the feeding is continued, and if the blades cannot rotate reversely smoothly, the machine is stopped for maintenance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410326680.XA CN118220863A (en) | 2024-03-21 | 2024-03-21 | Bulk material warehouse bottom feeding device and feeding method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410326680.XA CN118220863A (en) | 2024-03-21 | 2024-03-21 | Bulk material warehouse bottom feeding device and feeding method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118220863A true CN118220863A (en) | 2024-06-21 |
Family
ID=91497303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410326680.XA Pending CN118220863A (en) | 2024-03-21 | 2024-03-21 | Bulk material warehouse bottom feeding device and feeding method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118220863A (en) |
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2024
- 2024-03-21 CN CN202410326680.XA patent/CN118220863A/en active Pending
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