CN112758710A

CN112758710A - Vibration warehouse-out device and warehouse-out method

Info

Publication number: CN112758710A
Application number: CN202011502439.6A
Authority: CN
Inventors: 李成; 陈俊强; 韩赟; 高志航; 马仁幸; 许彬
Original assignee: Cofco Engineering & Technology Co ltd
Current assignee: Cofco Engineering & Technology Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-05-07

Abstract

The invention relates to a vibration silo discharging device and a silo discharging method, belonging to the field of silo discharging mechanical equipment, and comprising a concrete foundation and a silo discharging device main body arranged on the concrete foundation, wherein the center positions of the concrete foundation and the silo discharging device main body are provided with discharge holes; the inner wall of the concrete foundation is concave and conical, and an elastic supporting piece is arranged between the concrete foundation and the bin discharger main body; the delivery device main part comprises a plurality of vibration units, each vibration unit comprises a vibration bottom plate and a vibration motor fixed on one side of the vibration bottom plate facing the concrete foundation, and the vibration bottom plates are inclined towards the discharge hole. The problem of rice husk warehouse-out, clear storehouse difficulty has been solved to this scheme effectively reduces rice husk storehouse below awl fill angle, according to the interior material residual degree of storehouse, opening of vibration bottom plate about can nimble control stops the energy saving.

Description

Vibration warehouse-out device and warehouse-out method

Technical Field

The invention relates to the technical field of delivery mechanical equipment, in particular to a vibration delivery device and a delivery method.

Background

The rice hulls are widely applied to the fields of grain and oil, wine making, industry, environmental protection, agriculture, energy and the like at present, and due to the characteristics of large friction coefficient, easy arching, difficult discharging and the like of the rice hulls, the arching phenomenon of materials in a bin is easy to occur, and the material blocking is easy to occur during discharging at the lower part of the bin.

If the problem of material blockage is solved by manually knocking the bin body, the labor intensity of workers is high, and certain potential safety hazards exist due to frequent knocking of equipment. Therefore, the problem of the inlet and outlet of the rice hulls is a great problem that the rice hulls are utilized to meet the requirements of factory scale and mechanized process at present.

The rice husk discharging technology in the prior art mostly adopts a design of multiple outlets at the bottom of a bin or a discharging form of a discharging machine. The structure with multiple outlets at the bottom of the bin has high difficulty in arranging the outlets, rice husks are output from the multiple outlets, the conveying efficiency is low, and the bin is difficult to clean; the discharging machine also has partial material storage phenomenon.

Disclosure of Invention

The applicant aims at the defects in the prior art and provides a vibrating bin discharger with a reasonable structure and a bin discharging method, so that a bin bottom vibrating plate is vibrated at high frequency, gaps among grains are increased due to shaking among coarse materials such as rice husks, frictional resistance among the rice husks is reduced, and the flowability of the materials such as the rice husks is improved.

The technical scheme adopted by the invention is as follows:

the utility model provides a vibration grain delivery device, includes awl fill form concrete foundation, locates a plurality of pre-buried skeletons of group in the concrete foundation, be located a plurality of vibration units with pre-buried skeleton one-to-one on the concrete foundation internal conical surface, vibration unit and concrete foundation all reserve the discharge gate that has the position in concrete foundation centre of a circle, the vibration unit is including vibrating the bottom plate, connecting the chain seat group of vibrating the bottom plate and pre-buried skeleton and founding, vibrating the bottom plate is equipped with vibrating motor towards one side of concrete foundation, still be equipped with the elastic component that contacts with vibrating the bottom plate on the concrete foundation.

Each vibration bottom plate comprises two plate bodies arranged along the central axis of the vibration bottom plate, and a sealing strip for realizing flexible connection is arranged between the two plate bodies.

The plate body is provided with a web plate on the central axis facing one side of the concrete foundation, and the web plate is provided with a group of vibrating motors.

The web plate is provided with a plurality of rib plates, the rib plates are provided with vibration motor fixing plates parallel to the web plate, and the vibration motor fixing plates are provided with hoops used for limiting vibration motors.

The embedded framework comprises first profile steels and second profile steels which form a trapezoid framework, the first profile steels are parallel to a concrete foundation conical surface bus, every two first profile steels are in one group, and the second profile steels are located between two first profile steels in the same group.

The chain seat assembly comprises a first assembly positioned at the outer circumference of the concrete foundation and a second assembly positioned on two sides of the trapezoidal vibration bottom plate;

the first group of vertical rods comprise a connecting seat connected with second section steel at the lower bottom edge of the embedded framework, a foot seat fixedly connected to the vibrating bottom plate and a hinge hinged between the connecting seat and the foot seat;

two waists of the vibration bottom plate correspond to the first section steel, and the second assembly comprises a connecting section fixedly connected with the first section steel, a foot seat fixedly connected to the vibration bottom plate, and a hinge hinged between the connecting section and the foot seat.

The concrete foundation is provided with a hole for accommodating the elastic supporting piece, a spring sleeve is arranged in the hole, and the elastic piece falls into the spring sleeve.

A discharging method by using a vibrating discharger comprises the following steps: adjusting the overlapping positions of the eccentric weights at the two ends of the vibration motor, adjusting the amplitude of the vibration motor and the centrifugal force of the box to the expected degree, and braking the motor; the materials in the bin firstly slide by themselves under the action of self weight and are output from a discharge hole; after the self-sliding is finished, starting a vibration motor close to the circumference of the concrete foundation to drive a plate body with a higher vertical height to vibrate, and uniformly sliding out the materials stacked in the bin with the higher vertical height; when the material flow rate is slowed down and the material accumulation amount is reduced, the vibrating motor close to the discharge port is started to drive the plate body with lower vertical height to vibrate, and the residual materials are vibrated out.

The invention has the following beneficial effects:

the invention has compact and reasonable structure and convenient operation, improves the scheme that the conventional metal plate is used as the bottom plate of the warehouse outlet device, adopts the concrete foundation as the bottom of the warehouse outlet device and improves the stability; set up the vibration unit on concrete foundation, and still have the elastic component between concrete foundation and the vibration unit, the elastic component bottom falls in concrete foundation's hole, and pre-buried skeleton and vibration bottom plate are connected immediately to the chain seat group for the relative position between vibration unit and the concrete foundation is difficult for changing. On the basis, the angle of the conical hopper below the rice husk bin does not need to be made to be large, the height of the granary can be effectively reduced, and compared with the traditional mode that residual rice husks are output by adopting conveying equipment, the method and the device reduce the number of the conveying equipment, enable the arrangement to be more economical and feasible, and reasonably reduce the manufacturing cost.

In the aspect of energy utilization, the starting and stopping of the vibration bottom plate at the upper position and the lower position can be flexibly controlled according to the residual degree of materials in the bin, and energy is saved.

In actual operation, the method is suitable for automatic and mechanical production lines, effectively solves the problem of rice hull arching, and ensures smooth and stable production.

Drawings

Fig. 1 is a top view of the vibrating deck-unloader of the present invention.

FIG. 2 is a schematic view of the relationship between the vibration unit and the concrete foundation.

Fig. 3 is an enlarged view of a portion a of fig. 2 to show a structure of the first assembly.

Fig. 4 is an enlarged view of a portion B of fig. 2 to show a structure of the second assembly.

FIG. 5 is an enlarged view of the portion C of FIG. 2 for showing the relative positions of the vibration plate, the bead and the first section steel.

Fig. 6 is a schematic view of the structure of the vibrating base plate of a single vibrating unit in the present invention.

Fig. 7 is a bottom view of the vibration unit of the present invention.

Fig. 8 is a schematic view of an installation structure of the vibration motor of the present invention.

Fig. 9 is a schematic view of the embedded skeleton of the concrete foundation of the present invention.

Wherein: 1. a concrete foundation; 2. pre-burying a framework; 3. a vibration unit; 4. a discharge port; 5. vibrating the base plate; 6. assembling the chain seat; 7. a vibration motor; 8. an elastic member; 9. a sealing strip; 10. a web; 11. a rib plate; 12. a vibration motor fixing plate; 13. clamping a hoop; 15. a spring sleeve; 16. layering;

501. a plate body;

201. a first section steel; 202. a second section steel;

601. a first assemblage; 602. a second assembly; 603. a connecting seat; 604. a foot seat; 605. a hinge; 606. and (4) connecting the sections.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

As shown in fig. 1-9, the vibrating bin discharger of this embodiment includes a conical hopper-shaped concrete foundation 1, a plurality of groups of embedded frameworks 2 arranged in the concrete foundation 1, and a plurality of vibrating units 3 located on the inner conical surface of the concrete foundation 1 and corresponding to the embedded frameworks 2 one to one, each of the vibrating units 3 and the concrete foundation 1 is reserved with a discharge hole 4 located at the center of the concrete foundation 1, each vibrating unit 3 includes a vibrating bottom plate 5 and a chain seat assembly 6 connecting the vibrating bottom plate 5 and the embedded frameworks 2, a vibrating motor 7 is arranged on one side of the vibrating bottom plate 5 facing the concrete foundation 1, and an elastic member 8 contacting with the vibrating bottom plate 5 is further arranged on the concrete foundation 1.

Every vibration bottom plate 5 includes two plate bodies 501 that set up along 5 axis of vibration bottom plate, is equipped with the sealing strip 9 that realizes flexonics between two plate bodies 501.

The central axis of the plate body 501 facing the concrete foundation 1 is provided with a web 10, and the web 10 is provided with a group of vibration motors 7.

The web plate 10 is provided with a plurality of rib plates 11, the rib plates 11 are provided with vibration motor fixing plates 12 parallel to the web plate 10, and the vibration motor fixing plates 12 are provided with hoops 13 used for limiting the vibration motors 7.

The embedded skeleton 2 comprises first section steel 201 and second section steel 202 which form a trapezoid frame, the first section steel 201 is parallel to a conical surface bus of the concrete foundation 1, every two first section steels 201 are in one group, and the second section steel 202 is located between the two first section steels 201 in the same group.

The vibrating bin discharger according to the embodiment of claim 5, wherein the chain bar base assembly 6 comprises a first assembly 601 located at the outer circumference of the concrete foundation 1, a second assembly 602 located on both sides of the trapezoidal vibrating floor 5;

the first group of stands 601 comprises a connecting seat 603 connected with the second section steel 202 at the lower bottom edge of the embedded skeleton 2, a foot seat 604 fixedly connected to the vibrating bottom plate 5, and a hinge 605 hinged between the connecting seat 603 and the foot seat 604;

the two sides of the vibrating bottom plate 5 correspond to the first section steel 201, and the second assemblage 602 comprises a connecting section 606 fixedly connected with the first section steel 201, a foot seat 604 fixedly connected with the vibrating bottom plate 5, and a hinge 605 hinged between the connecting section 606 and the foot seat 604.

The concrete foundation 1 is provided with a hole for accommodating the elastic supporting piece, a spring sleeve 15 is arranged in the hole, and the elastic piece 8 falls into the spring sleeve 15.

The discharging method by using the vibrating discharging device comprises the following steps: adjusting the overlapping positions of the eccentric weights at the two ends of the vibration motor 7, adjusting the amplitude and the centrifugal force of the vibration motor 7 to the expected degree, and braking the motor; the materials in the bin firstly slide by themselves under the action of self weight and are output from a discharge port 4; after the self-sliding is finished, the vibration motor 7 close to the circumference of the concrete foundation 1 is started to drive the plate body 501 with higher vertical height to vibrate, and materials stacked in the bin with higher vertical height are uniformly slid out; when the material flow rate is reduced and the material accumulation amount is reduced, the vibration motor 7 close to the material outlet 4 is started to drive the plate body 501 with lower vertical height to vibrate, and the residual materials are vibrated out.

The specific structure and working principle of this embodiment are as follows:

a vibration grain delivery device is shown in figures 1, 2 and 3, a concrete foundation 1 is conical, a plurality of spring sleeves 15 are arranged on the concrete foundation 1, an elastic part 8 is arranged in each spring sleeve 15, the elastic part 8 in the embodiment adopts a pressure spring, and when the pressure spring is in an initial state, two ends of the pressure spring just contact with the bottoms of the spring sleeves 15 and the bottom surface of a vibration bottom plate 5.

As shown in fig. 1, the vibration unit 3 arranged on the concrete foundation 1 is fan-shaped and arranged in an annular array, a discharge port 4 is arranged at the center of the concrete foundation 1, and a discharge space is reserved at the position of the vibration unit 3 corresponding to the discharge port 4.

As shown in fig. 2-5, each vibration unit 3 is formed by splicing two trapezoidal plate bodies 501, the two plate bodies 501 are connected through a sealing strip 9, a vibration motor 7 is arranged on one side of each plate body 501 facing the concrete foundation 1, and the vibration motor 7 on each plate body 501 can independently drive the plate body 501 where the vibration motor is located. Two waists of the vibrating baseplate 5 correspond to the first section steel 201, and an elastic pressing strip 16 is arranged between the first section steel 201 and the vibrating baseplate 5.

As shown in fig. 7 and 8, one face of a plate body 501 facing the concrete foundation 1 is provided with a web plate 10, the web plate 10 is located at the central axis midpoint of the plate body 501, a plurality of trapezoidal rib plates 11 are vertically led out on each web plate 10, a vibration motor fixing plate 12 is arranged on one side of the rib plate 11 departing from the web plate 10, the vibration motor fixing plate 12 is arranged in parallel with the web plate 10, a hoop 13 is arranged on the vibration motor fixing plate 12, each vibration motor 7 is limited by two hoops 13, and two vibration motors 7 are arranged on one vibration motor fixing plate 12.

Besides the edge at the discharge port 4, the vibration bottom plate 5 is provided with chain seat assembling columns 6 on other edges, wherein the second assembling column 602 is arranged at the two first section steels 201, and the first assembling column 601 is arranged at the lower bottom edge of the trapezoidal vibration bottom plate 5. The connecting seat 603 of the first group of the upright members 601 is connected with the second section steel 202 of the embedded framework 2 in a welding mode, the connecting seat 603 is hinged with a hinge 605, and one end, away from the connecting seat 603, of the hinge 605 is hinged with a foot seat 604 welded on the vibrating bottom plate 5. The connecting section 606 of the second assemblage 602 is connected with the first section steel 201 in a welding mode, the connecting section 606 is a section of C-shaped steel perpendicular to the first section steel 201, a hinge 605 is hinged to one end, away from the first section steel 201, of the connecting section 606, and a foot seat 604 welded and fixed on the vibrating bottom plate 5 is hinged to one end, away from the connecting section 606, of the hinge 605. As shown in fig. 2 and 9, the pre-buried skeleton 2 is trapezoidal, the outline of which matches with the outline of a vibration unit 3, and the longest second section steel 202 in the pre-buried skeleton 2 is a C-shaped steel welded with the connecting seat 603 of the first erection 601.

Every pre-buried skeleton 2 of a set of includes two first shaped steel 201, and first shaped steel 201 is on a parallel with 1 conical surface generating line of concrete foundation, and two first shaped steel 201 are two waists of an isosceles trapezoid, are connected with a plurality of second shaped steel 202 between two first shaped steel 201, are parallel to each other between the second shaped steel 202. The concrete foundation 1 is divided into a plurality of fan-shaped pieces by the pre-embedded frameworks 2, at least two grooves are arranged on the concrete foundation 1 at the position of each pre-embedded framework 2, and the grooves are positioned in an area surrounded by the first section steel 201 and the second section steel 202 of the pre-embedded frameworks 2; in this embodiment, the grooves are cube-shaped, and two grooves are arranged along the central axis of the embedded frame 2 and are used for accommodating the vibration motor 7.

As shown in fig. 4, a spring sleeve 15 is also embedded in the concrete foundation 1, the elastic member 8 in this embodiment is a compression spring, an outer diameter of the compression spring is smaller than or equal to an inner diameter of the spring sleeve 15, and an initial length of the compression spring is greater than an axial length of the spring sleeve 15.

During the use, adjust the overlapping position of 7 both ends unbalance loading pieces of vibrating motor earlier, make vibrating motor 7's amplitude size and centrifugal force size reach the expectancy state, then let materials such as rice husk earlier from the swift current storehouse, after from the swift current, because in this embodiment, the vibrating unit 3 of the ejection of compact is placed along the concrete foundation 1 of conical surface, so vibrating motor 7 that is located the 5 backs of vibrating baseplate has just formed two vibration power supplies of one high one low, open the higher vibrating motor 7 of vertical height earlier, will pile up the material vibration storehouse such as rice husk in higher position, open the lower vibrating motor 7 of vertical height again, clear storehouse with remaining material.

Compared with the traditional mode that conveying equipment is adopted to output residual rice hulls, the method has the advantages that the number of the conveying equipment is reduced, the arrangement is more economical and feasible, and the manufacturing cost is reasonably reduced.

The above description is intended to be illustrative and not restrictive, and the scope of the invention is defined by the appended claims, which may be modified in any manner within the scope of the invention.

Claims

1. A vibration grain delivery device which is characterized in that: including awl fill form concrete foundation (1), locate a plurality of pre-buried skeletons of group (2) in concrete foundation (1), be located on concrete foundation (1) inner conical surface with a plurality of vibration unit (3) of pre-buried skeleton (2) one-to-one, vibration unit (3) and concrete foundation (1) are all reserved to have discharge gate (4) that are located concrete foundation (1) centre of a circle position, vibration unit (3) are including vibration bottom plate (5), the chain seat group (6) of connecting vibration bottom plate (5) and pre-buried skeleton (2), vibration bottom plate (5) are equipped with vibrating motor (7) towards one side of concrete foundation (1), still be equipped with elastic component (8) that contact with vibration bottom plate (5) on concrete foundation (1).

2. A vibrating silo discharge device according to claim 1, characterized in that each vibrating floor (5) comprises two plate bodies (501) arranged along the central axis of the vibrating floor (5), and a sealing strip (9) for flexible connection is arranged between the two plate bodies (501).

3. A vibratory silo discharger according to claim 2 wherein the plate body (501) has a web (10) on the central axis of the side facing the concrete foundation (1), and the web (10) has a set of vibration motors (7).

4. The vibrating bin discharger according to claim 3, wherein a plurality of rib plates (11) are arranged on the web (10), a vibrating motor fixing plate (12) parallel to the web (10) is arranged on the rib plates (11), and a clamp (13) for limiting the vibrating motor (7) is arranged on the vibrating motor fixing plate (12).

5. The vibrating bin discharger according to claim 1, wherein the pre-buried skeleton (2) comprises a first profile steel (201) and a second profile steel (202) forming a trapezoidal frame, the first profile steel (201) is parallel to a conical surface generatrix of the concrete foundation (1), every two first profile steels (201) form a group, and the second profile steel (202) is located between two first profile steels (201) in the same group.

6. A vibratory hopper according to claim 5, characterized in that said chain seat assembly (6) comprises a first assembly (601) located at the outer circumference of the concrete foundation (1), a second assembly (602) located on the two waists of the trapezoidal vibratory floor (5);

the first assembling stand (601) comprises a connecting seat (603) connected with the second section steel (202) at the lower bottom edge of the embedded skeleton (2), a foot seat (604) fixedly connected to the vibrating bottom plate (5), and a hinge (605) hinged between the connecting seat (603) and the foot seat (604);

the two waists of the vibration bottom plate (5) correspond to the first section steel (201), and the second assembly (602) comprises a connecting section (606) fixedly connected with the first section steel (201), a foot seat (604) fixedly connected to the vibration bottom plate (5) and a hinge (605) hinged between the connecting section (606) and the foot seat (604).

7. A vibratory hopper according to claim 1, characterized in that said concrete foundation (1) is provided with holes for receiving elastic support members, in which holes spring sleeves (15) are provided, said elastic members (8) falling into the spring sleeves (15).

8. A method of discharging a bin using the vibratory bin discharger of claim 1, comprising the steps of: adjusting the overlapping position of the eccentric weights at the two ends of the vibration motor (7), adjusting the amplitude and the centrifugal force of the vibration motor (7) to the expected degree, and braking the motor; the materials in the bin firstly slide by themselves under the action of self weight and are output from the discharge hole (4); after the self-sliding is finished, a vibration motor (7) close to the circumference of the concrete foundation (1) is started to drive a plate body (501) with higher vertical height to vibrate, and materials stacked in the bin with higher vertical height are uniformly slid out; when the material flow rate is slowed down and the material accumulation amount is reduced, the vibration motor (7) close to the discharge hole (4) is started to drive the plate body (501) with lower vertical height to vibrate, and the residual materials are vibrated out.