CN210064546U

CN210064546U - Storage bin

Info

Publication number: CN210064546U
Application number: CN201920532018.4U
Authority: CN
Inventors: 李伟; 辻冈俊夫; 刘炳
Original assignee: Shanghai Yamato Scale Co ltd
Current assignee: Shanghai Yamato Scale Co ltd
Priority date: 2019-04-18
Filing date: 2019-04-18
Publication date: 2020-02-14
Anticipated expiration: 2029-04-18

Abstract

The utility model provides a storage bin, which comprises a storage bin and a spiral conveying structure which is arranged in the storage bin and is driven by a driving mechanism and provided with a spiral blade; a plurality of discharge ports are distributed at the bottom of the storage bin; the spiral conveying structure comprises inner-layer spiral blades arranged on a main shaft and used for pushing materials to two sides of a storage bin uniformly, and outer-layer spiral blades arranged on the main shaft and used for pushing the materials into discharge ports, wherein the outer edges of the outer-layer spiral blades are close to the bottom of the storage bin. The material storage device can improve the discharging speed of the material storage bin, ensures uniform discharging of each discharging port, and can realize the function of bin locking through a special feeding mechanism.

Description

Storage bin

Technical Field

The utility model relates to a feed bin, especially a storage silo with spiral delivery structure.

Background

The structure of the bin with the spiral conveying structure is mainly that the spiral conveying structure with the spiral blades and driven by a driving mechanism is arranged in the bin, the spiral conveying structure conveys materials to an outlet of the bin through the rotating spiral blades of the spiral conveying structure, and the materials are discharged out of the bin from the outlet. The existing storage bin is only provided with a discharge port, and the spiral blade structure is used for conveying materials in the storage bin to the discharge port. This kind of feed bin that only has a discharge gate, often discharging efficiency is not high, if need improve discharging efficiency and increase a plurality of discharge gates, then how a plurality of discharge gates cooperate with the auger delivery structure in order to realize even quick ejection of compact also the problem that awaits the solution urgently.

In addition, feeding is an important link for packaging, metering and proportioning materials and quantitatively metering materials in the fields of grain and oil, feed, food, beverage, chemical industry, medicine, pesticide and the like. At present, vibration feeding, belt feeding, impeller feeding and spiral feeding are generally adopted in packaging and metering feeding at home and abroad.

The existing impeller feeding mechanism is mainly characterized in that an impeller driven by a driving mechanism is arranged in a storage bin, materials are conveyed to an outlet of the storage bin to be discharged through rotation of the impeller, the driving mechanism is required to be shut down to stop rotation of the impeller once the discharging is finished, the outlet of the storage bin is required to be shut down, the continuous discharging is avoided, and the structure is complex and the operation is also troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a storage silo mainly solves the problem that above-mentioned prior art exists, and it can improve the speed of the storage silo ejection of compact, ensures moreover that each discharge gate ejection of compact is even, can also realize the function of lock storehouse through special feed mechanism in addition.

In order to realize the purpose, the utility model discloses the technical scheme who adopts is:

a storage bin comprises a bin and a spiral conveying structure which is arranged in the bin and is driven by a driving mechanism and provided with a spiral blade; the method is characterized in that: a plurality of discharge ports are distributed at the bottom of the storage bin; the spiral conveying structure comprises inner-layer spiral blades arranged on a main shaft and used for pushing materials to two sides of a storage bin uniformly, and outer-layer spiral blades arranged on the main shaft and used for pushing the materials into discharge ports, wherein the outer edges of the outer-layer spiral blades are close to the bottom of the storage bin.

The storage bin is characterized in that: the bottom in the storage bin is a circular arc-shaped bottom surface corresponding to the outer edge of the outer layer helical blade.

The storage bin is characterized in that: each discharge port at the bottom of the storage bin is respectively connected with a discharge channel, each discharge channel is provided with an impeller, and the impeller is driven by a rotary driving mechanism to rotate and is arranged in the discharge channel; this impeller includes the axis of rotation and connects a plurality of blades in the axis of rotation, and this axis of rotation setting is put at discharging channel's central point, and certain blade outwards extends and can seal discharging channel's half from the junction with the axis of rotation, and the opposite side that this axis of rotation corresponds to the junction of this blade also has outwards extends and can seal discharging channel's half blade. A plurality of sets of feeding mechanisms which can be controlled to lock the bin are formed in each discharging channel by the structure.

The storage bin is characterized in that: the two ends of the rotating shaft of the impeller are arranged on the discharging channel in a penetrating mode through the flanging shaft sleeves, one end of the rotating shaft is connected with the locking ring, and the other end of the rotating shaft is connected with the rotary driving mechanism.

The storage bin is characterized in that: the rotary driving mechanism is a chain wheel mechanism; the chain wheel mechanism comprises a driving chain wheel and a driven chain wheel which are driven by a motor, the driving chain wheel and the driven chain wheel are connected through a chain, and the driven chain wheel is connected to a rotating shaft.

The storage bin is characterized in that: the chain wheel mechanism is provided with an outer cover, and the driving chain wheel, the driven chain wheel and the chain are all arranged in the outer cover.

In view of the above technical characteristics, the utility model has the advantages of as follows:

1. the utility model discloses during the use, actuating mechanism drive main shaft is rotatory, and inlayer helical blade evenly pushes the feed bin both sides to the material that will fall into in the feed bin, and outer helical blade then pushes the material into each discharge gate and realizes the even ejection of compact of multi-outlet, has improved the discharging efficiency of storage silo, and accomplishes that the relative ejection of compact of each discharge gate is even.

2. The utility model discloses feed mechanism's actuating mechanism can drive the impeller and do rotation and stop motion. When the impeller continuously rotates, the material can be fed downwards, and when the impeller is controlled to be positioned at the position by the driving mechanism when a pair of blades (one blade is closed by a half) completely close the discharging channel, the function of sealing and locking the bin is achieved.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a left side view of fig. 1.

Fig. 4 is a schematic structural diagram of the feeding mechanism of the present invention.

Fig. 5 is a right side view of fig. 4.

Fig. 6 is a front sectional view of the feeding mechanism of the present invention.

Fig. 7 is a longitudinal sectional view of fig. 6.

In the figure: 1-a storage bin, 11-a discharge channel, 2-an impeller, 21-a rotating shaft, 22-a blade, 3-a flanging shaft sleeve, 4-a locking ring, 5-a chain wheel mechanism, 51-a driving chain wheel, 52-a driven chain wheel, 53-a chain, 54-an outer cover, 6-a spindle, 7-an inner-layer helical blade, 8-an outer-layer helical blade and 9-a spindle driving motor.

Detailed Description

The present invention will be further described with reference to the following detailed description. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.

Referring to fig. 1-3, the present invention discloses a storage bin. As shown in the figure: the spiral conveying device comprises a storage bin 1 and a spiral conveying structure which is arranged in the storage bin 1 and is driven by a driving mechanism (such as a main shaft driving motor 9) and provided with a spiral blade; the method is characterized in that: a plurality of discharge ports are distributed at the bottom of the storage bin 1; this auger delivery structure is including setting up the inlayer helical blade 7 that is used for pushing the material evenly to feed bin both sides on main shaft 6 to and set up the outer helical blade 8 that is used for pushing the material into each discharge gate on main shaft 6, the outer fringe of this outer helical blade 8 is close to the bottom of feed bin 1.

The utility model discloses in, this main shaft 6 can combine the drive structure of sprocket, gear through main shaft driving motor 9, and the gear setting also can adopt other drive structures on main shaft 6, no longer gives unnecessary details here.

The utility model discloses during the use, actuating mechanism drive main shaft 6 is rotatory, and inner helical blade 7 evenly pushes the material that will fall into in feed bin 1 to the feed bin both sides (material promotion direction B as in figure 1), and outer helical blade 8 then pushes the material into each discharge gate and realizes the even ejection of compact of multiple exit, has improved the discharging efficiency of storage silo, and accomplishes that the relative ejection of compact of each discharge gate is even (material promotion direction C as in figure 1). The reasonable structure is that a feeding port A (blanking point) on the storage bin 1 is arranged above the storage bin 1 and is arranged at the middle position.

The utility model discloses in, the convex bottom surface of bottom for corresponding to outer helical blade 8 outer fringe in this feed bin 1 makes the material concentrate like this and gathers in the lower of 1 arc bottom in feed bin, and the further ejection of compact that makes is even. The number of the discharge ports can be four channels or six channels, and the discharge ports can be arranged according to actual requirements.

Referring to fig. 4-7, the storage silo of the present invention further discloses a feeding mechanism. As shown in the figure: the discharge ports at the bottom of the storage bin 1 are respectively connected with a discharge channel 11, and a set of feeding mechanism is arranged in each discharge channel 11. The impeller 2 is driven by a rotary driving mechanism to rotate and is arranged in the discharging channel 11; the impeller 2 comprises a rotating shaft 21 and a plurality of blades 22 connected to the rotating shaft 21, the rotating shaft 21 is arranged at the center of the discharging channel 11, one blade extends outwards from the joint of the rotating shaft 21 and can seal one half of the discharging channel 11, and the other side of the rotating shaft 21 corresponding to the joint of the blade is also provided with the blade which extends outwards and can seal the other half of the discharging channel 11. That is, if the inner cross-section of the discharge channel 11 is a rectangle, the profile of one vane is slightly smaller than half of the rectangular cross-section.

In order to ensure the impeller 2 to rotate stably, particularly the rotating shaft 21 runs stably without generating axial and radial displacement, both ends of the rotating shaft 21 of the impeller 2 are arranged on the discharging channel 11 through the flanging shaft sleeve 3, one end of the rotating shaft 21 is connected with the locking ring 4, and the other end is connected with the rotary driving mechanism.

The rotary driving mechanism is a chain wheel mechanism 5; the sprocket mechanism 5 includes a driving sprocket 51 and a driven sprocket 52 driven by a motor, the driving sprocket 51 and the driven sprocket 52 are externally connected by a chain 53, and the driven sprocket 52 is connected to the rotating shaft 21.

In order to protect the sprocket mechanism 5 and prolong the service life of the sprocket mechanism 5, the sprocket mechanism 5 has a housing 54, and the drive sprocket 51, the driven sprocket 52, and the chain 53 are disposed in the housing 54.

When in use, the chain wheel mechanism 5 can drive the impeller 2 to rotate and stop through the motor. When the impeller 2 rotates continuously, the material can be fed downwards, and when the impeller 2 is controlled by a motor to be positioned at the position when a pair of blades 22 (one blade is closed by half) completely close the discharging channel 11, the function of sealing the bin and locking the material is achieved.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. A storage bin comprises a bin (1) and a spiral conveying structure which is arranged in the bin (1) and is driven by a driving mechanism and provided with a spiral blade; the method is characterized in that: a plurality of discharge ports are distributed at the bottom of the storage bin (1); the spiral conveying structure comprises inner-layer spiral blades (7) which are arranged on a main shaft (6) and used for pushing materials to two sides of a storage bin uniformly, outer-layer spiral blades (8) which are arranged on the main shaft (6) and used for pushing the materials into discharge holes, and the outer edges of the outer-layer spiral blades (8) are close to the bottom of the storage bin (1).

2. The storage silo according to claim 1, characterized in that: the inner bottom of the storage bin (1) is a circular arc-shaped bottom surface corresponding to the outer edge of the outer layer helical blade (8).

3. A storage silo according to claim 1 or 2, characterized in that: each discharge port at the bottom of the storage bin (1) is respectively connected with a discharge channel (11), each discharge channel (11) is provided with an impeller (2), and the impeller (2) is driven by a rotary driving mechanism to rotate and is arranged in the discharge channel (11); the impeller (2) comprises a rotating shaft (21) and a plurality of blades (22) connected to the rotating shaft (21), the rotating shaft (21) is arranged at the center of the discharging channel (11), one blade extends outwards from the joint of the rotating shaft (21) and can seal one half of the discharging channel (11), and the other side, corresponding to the joint of the blade, of the rotating shaft (21) is also provided with the blades which extend outwards and can seal the other half of the discharging channel (11).

4. The storage silo according to claim 3, characterized in that: both ends of a rotating shaft (21) of the impeller (2) are arranged on the discharging channel (11) in a penetrating way through the flanging shaft sleeve (3), one end of the rotating shaft (21) is connected with the locking ring (4), and the other end of the rotating shaft is connected with the rotary driving mechanism.

5. The storage silo according to claim 4, characterized in that: the rotary driving mechanism is a chain wheel mechanism (5); the chain wheel mechanism (5) comprises a driving chain wheel (51) and a driven chain wheel (52) which are driven by a motor, the driving chain wheel (51) and the driven chain wheel (52) are externally connected through a chain (53), and the driven chain wheel (52) is connected to the rotating shaft (21).

6. The storage silo according to claim 5, characterized in that: the sprocket mechanism (5) has a housing (54), and the drive sprocket (51), the driven sprocket (52), and the chain (53) are all disposed in the housing (54).