CN214326277U - Spiral feeding structure - Google Patents

Abstract

The utility model provides a spiral pay-off structure belongs to feeder equipment technical field. It has solved the current spiral pay-off structure and has not good scheduling problem to the transport effect of multisource solid useless rubbish. This spiral pay-off structure, including the rotation axis, be provided with helical blade on the lateral surface of rotation axis, helical blade extends and forms helical channel along axial spiral, still be provided with on the lateral surface of rotation axis with rotation axis vertically stirring horizontal pole, stir the portion of stirring outward that has the interior portion of stirring that is arranged in helical channel and stretches out helical channel on the horizontal pole, and the outer end of portion of stirring outward has downward convex be wedge-shaped apex. This spiral feeding structure has improved the transport effect to the solid useless rubbish of multisource.

Description

Spiral feeding structure

Technical Field

The utility model belongs to the technical field of feeding equipment, a spiral pay-off structure is related to.

Background

The human life can generate garbage continuously, and the garbage resource is recycled, so that the garbage pollution can be reduced, and the energy can be saved. Wherein solid waste garbage is introduced into a boiler of a thermal power system for co-combustion, and heat generated by combustion is converted into electric energy for utilization, so that the method is a good garbage resource treatment mode.

The Chinese patent literature data discloses a comprehensive utilization device for biomass and urban solid waste, and the application number is: CN 201710111189.5; publication number: CN106765161A ], which comprises a crushing system, a conveying system and a boiler, wherein the crushing system is used for crushing biomass and municipal solid waste into appropriate particle sizes, the conveying system is used for conveying the materials crushed by the crushing system into the boiler, and the boiler is used for co-burning/burning the materials therein. The conveying system is internally provided with a pneumatic transmitter and a conveying pipe, the crushed material of the crushing system is conveyed to an inlet hopper of the pneumatic transmitter, and an outlet of the pneumatic transmitter is connected with a hearth feeding port of the boiler through the conveying pipe.

What enter into burning in the thermal power system boiler is that the solid waste rubbish of multisource that has biomass energy, including garrulous cloth, shredded wood, the kitchen garbage after the drying etc. have the characteristics such as density is little light, surface friction coefficient is big after the breakage of these solid waste rubbish, and the solid waste rubbish after the breakage is easy because the frictional force between each other is great and can't drop through the dead weight is smooth in the in-process of carrying in the entry hopper. Therefore, a feeding device needs to be installed in the inlet hopper for active feeding, most commonly, a spiral feeding structure is arranged in the bin for feeding, the spiral feeding structure comprises a rotating shaft vertically installed in the bin, a spiral blade extending along an axial spiral direction is arranged on the outer side face of the rotating shaft, the rotating shaft drives the spiral blade to rotate when rotating, and materials in the bin are conveyed upwards or downwards through the spiral blade. However, the solid waste garbage is a multi-source material rather than a single material, and each garbage is different in material and greatly different in performance, so that the conventional spiral feeding structure cannot effectively convey some solid waste garbage with high resistance.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, provide a spiral pay-off structure, solved current spiral pay-off structure to the solid technical problem that the transport effect is not good of useless rubbish of multisource.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a spiral pay-off structure, includes the rotation axis, be provided with helical blade on the lateral surface of rotation axis, helical blade extends and forms helical channel along axial spiral, its characterized in that, still be provided with on the lateral surface of rotation axis with rotation axis vertically stirring horizontal pole, it stirs the portion outward that has the interior portion of stirring that is arranged in helical channel and outwards stretches out helical channel on the stirring horizontal pole, and has downward convex wedge-shaped apex that is on the outer end of portion of stirring outward.

The vertical installation of rotation axis, when the rotation axis rotates, the rotation axis drives helical blade and rotates, the solid useless rubbish that is arranged in helical channel is constantly carried downwards, stir the horizontal pole simultaneously and rotate along with the rotation axis, the portion of stirring produces the stirring effect to the solid useless rubbish in the helical channel in, the solid useless rubbish in the helical channel has been broken up, reduce the solid useless rubbish in the helical channel and pile up produced stagnation nature, the portion of stirring produces the stirring effect to the outer solid useless rubbish of helical channel outward, break up the outer solid useless rubbish of helical channel, make solid useless rubbish flow through the stirring, reduce the outer solid useless rubbish of helical channel and pile up the produced stagnation nature, what make helical blade can be better carries solid useless multisource rubbish. And the convex tip on the outer end of the outer stirring part can be inserted into the solid waste garbage below the stirring cross rod, so that the stirring effect of the outer end of the outer stirring part on the solid waste garbage can be increased, and the feeding effect of the spiral feeding structure is improved. And the convex tip is wedge-shaped, so that the cutting effect is better, and the solid waste can be better scattered. Therefore, the spiral feeding structure can improve the conveying effect on multi-source solid waste garbage.

In the spiral feeding structure, the length of the external stirring part is greater than that of the internal stirring part. The stirring effect of the external stirring part on the solid waste outside the spiral blade can be increased, the hysteresis of the multi-source solid waste is reduced, and the conveying effect of the spiral feeding structure on the multi-source solid waste is improved.

In the spiral feeding structure, the number of the stirring cross rods is two, the lengths of the two stirring cross rods are different, and the two stirring cross rods are located at different axial positions of the rotating shaft. Make the convex tip on two stirring horizontal poles be located different radial position and axial position like this to mix the region of difference, enlarge the influence scope of stirring horizontal pole, be favorable to improving the transport effect of spiral pay-off structure to multisource solid useless rubbish.

In the above spiral feeding structure, the stirring bar having a longer length is located at the lower half section of the rotating shaft, and the stirring bar having a shorter length is located at the upper half section of the rotating shaft. The lower extreme of rotation axis is close to the bin outlet of feed bin, and the upper end of rotation axis is close to the pan feeding mouth of feed bin, and the stirring horizontal pole length that is located half section under the rotation axis is long, can stir the solid waste rubbish of feed bin bottom better, and what make that can be better near feed bin outlet admittedly waste rubbish discharges. Another stirring horizontal pole is located the first half section of rotation axis, can break up the processing to the solid useless rubbish that just enters into the feed bin, is favorable to the spiral feeding structure to the transport of multisource solid useless rubbish.

In the spiral feeding structure, the two stirring cross rods are positioned on the same side of the rotating shaft. Can stir simultaneously the solid useless rubbish that lies in same one side of rotation axis like this, the reinforcing is stirred the effect, is favorable to improving the spiral feeding structure and to the transport effect of the solid useless rubbish of multisource.

In the spiral feeding structure, the two stirring cross rods are respectively positioned at two sides of the rotating shaft. Therefore, the solid waste garbage on the two sides of the rotating shaft can be simultaneously stirred, the influence range of stirring is enlarged, and the conveying effect of the spiral feeding structure on the multi-source solid waste garbage is favorably improved.

In foretell spiral feeding structure, the stirring horizontal pole has two, and two stirring horizontal poles length is different, and two stirring horizontal poles are located the same axial position of rotation axis. Make the convex tip on two stirring horizontal poles be located different radial position like this, and be located same axial position to the reinforcing is to the stirring effect of solid useless rubbish on the same axial position, is favorable to improving the transport effect of spiral feeding structure to the solid useless rubbish of multisource.

In the spiral feeding structure, the two stirring cross rods are close to the lower end of the rotating shaft. The lower extreme of rotation axis is close to the bin outlet of feed bin, and two stirring horizontal poles are close to the lower extreme of rotation axis, can stir the solid useless rubbish of feed bin bottom better, make near the solid useless rubbish discharge of feed bin discharge outlet better.

Compared with the prior art, the utility model has the advantages of it is following:

set up the stirring horizontal pole on the rotation axis, the stirring horizontal pole has interior portion of stirring and the portion of stirring outward, and has the nib on the outer end of the portion of stirring outward, stirs and breaks up multisource solid useless rubbish through the stirring horizontal pole, reduces the hysteresis quality, has improved the pay-off effect of spiral pay-off structure. The different integrated configuration of two stirring horizontal poles, perhaps can strengthen stirring intensity, perhaps can increase the influence scope of stirring, all are favorable to improving spiral feeding structure's pay-off effect.

Drawings

FIG. 1 is a front view of a first embodiment of the present screw feeder structure;

FIG. 2 is a top view of the first embodiment of the spiral feeding structure;

FIG. 3 is a front view of a second embodiment of the present screw feeding structure;

FIG. 4 is a front view of a third embodiment of the present screw feeding structure;

fig. 5 is a front view of the fourth embodiment of the present screw feeding structure.

In the figure, 1, a rotation axis; 2. a helical blade; 2a, a spiral channel; 3. a stirring cross bar; 3a, an internal stirring part; 3b, an external stirring part; 3c, convex tip.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 and 2, a spiral feeding structure includes a rotating shaft 1, a spiral blade 2 is disposed on an outer side surface of the rotating shaft 1, and the spiral blade 2 extends spirally in an axial direction and forms a spiral channel 2 a. The outer side surface of the rotating shaft 1 is also provided with a stirring cross rod 3 vertical to the rotating shaft 1, the stirring cross rod 3 is provided with an inner stirring part 3a positioned in the spiral channel 2a and an outer stirring part 3b extending out of the spiral channel 2a, and the outer end of the outer stirring part 3b is provided with a downward convex wedge-shaped convex tip 3 c. The length of the external stirring part 3b is larger than that of the internal stirring part 3 a. The rotation axis 1 is vertical installation, and stirring horizontal pole 3 only sets up one, and stirring horizontal pole 3 is close to the lower extreme of rotation axis 1.

When rotation axis 1 rotates, rotation axis 1 drives helical blade 2 and rotates, the solid useless rubbish that is arranged in helical channel 2a is constantly carried downwards, stir horizontal pole 3 simultaneously and rotate along with rotation axis 1, the portion of stirring 3a produces the stirring effect to the solid useless rubbish in helical channel 2a in, the solid useless rubbish in helical channel 2a has been broken up, reduce the solid useless rubbish in helical channel 2a and pile up produced hysteresis quality, the portion of stirring 3b produces the stirring effect to the solid useless rubbish outside helical channel 2a outward, break up the solid useless rubbish outside helical channel 2a, make solid useless rubbish flow through the stirring, reduce the solid useless rubbish outside helical channel 2a and pile up the produced hysteresis quality, make helical blade 2 can be better carry the solid useless rubbish of multisource. And the convex tip 3c on the outer end of the outer stirring part 3b can be inserted into the solid waste garbage below the stirring cross rod 3, and the stirring effect of the outer end of the outer stirring part 3b on the solid waste garbage can be increased, so that the influence range of the stirring cross rod 3 is enlarged, and the feeding effect of the spiral feeding structure is improved. And the convex tip 3c is wedge-shaped, so that better segmentation effect is achieved, and solid waste garbage can be better scattered. Therefore, the spiral feeding structure can improve the conveying effect on multi-source solid waste garbage.

Example two

As shown in fig. 3, there are two stirring bars 3, the two stirring bars 3 have different lengths, the two stirring bars 3 are located at different axial positions of the rotating shaft 1, and the two stirring bars 3 are located at the same side of the rotating shaft 1. The rotating shaft 1 is vertically installed, wherein the stirring cross rod 3 with longer length is positioned at the lower half section of the rotating shaft 1, and the stirring cross rod 3 with shorter length is positioned at the upper half section of the rotating shaft 1. The other structure is the same as the first embodiment. Make protruding point 3c on two stirring horizontal poles 3 lie in different radial position and different axial position like this, can mix the region of difference, enlarge stirring horizontal pole 3's influence scope, two protruding points 3c lie in the same one side of rotation axis 1 simultaneously, can mix simultaneously the solid useless rubbish that lies in rotation axis 1 with one side, strengthen rotation axis 1 with the stirring effect of one side, be favorable to improving the transport effect of spiral pay-off structure to the solid useless rubbish of multisource.

EXAMPLE III

As shown in fig. 4, two agitating crossbars 3 are respectively located on both sides of the rotating shaft 1. The other structure is the same as the embodiment. Make the protruding point 3c on two stirring horizontal poles 3 be located different radial position, different axial position and different circumferential direction position like this, enlarge the influence scope of stirring, be favorable to improving the spiral feeding structure to the transport effect of multisource solid useless rubbish.

Example four

As shown in fig. 5, the two stirring rails 3 are located at the same axial position of the rotary shaft 1. The rotating shaft 1 is vertically installed, and the two stirring cross rods 3 are close to the lower end of the rotating shaft 1. The other structures are the same as those of the embodiment. Make the protruding point 3c on two stirring horizontal poles 3 be located different radial position and different circumferential direction position like this, and be located same axial position to the reinforcing is to the stirring effect on the same axial position, is favorable to improving the conveying effect of spiral pay-off structure to the solid useless rubbish of multisource.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (8)

1. The utility model provides a spiral pay-off structure, includes rotation axis (1), be provided with helical blade (2) on the lateral surface of rotation axis (1), helical blade (2) extend and form helical channel (2a) along axial spiral, a serial communication port, still be provided with on the lateral surface of rotation axis (1) and rotate axis (1) vertically stirring horizontal pole (3), stirring horizontal pole (3) are gone up to have the portion of stirring (3a) that is arranged in helical channel (2a) and outwards stretch out the portion of stirring (3b) outward of helical channel (2a), and have downward convex wedge-shaped protruding point (3c) that are on the outer end of portion of stirring (3b) outward.

2. The spiral feed structure of claim 1, wherein the length of the outer stirring part (3b) is greater than the length of the inner stirring part (3 a).

3. The spiral feeding structure according to claim 1 or 2, wherein there are two stirring rails (3), the two stirring rails (3) have different lengths, and the two stirring rails (3) are located at different axial positions of the rotating shaft (1).

4. A spiral feed structure as claimed in claim 3, wherein the longer length of the mixing cross bar (3) is located in the lower half of the rotary shaft (1) and the shorter length of the mixing cross bar (3) is located in the upper half of the rotary shaft (1).

5. The screw feeder structure according to claim 4, wherein the two stirring rails (3) are located on the same side of the rotary shaft (1).

6. The screw feeding structure according to claim 4, wherein two stirring rails (3) are respectively located at both sides of the rotating shaft (1).

7. The spiral feeding structure according to claim 1 or 2, wherein the number of the stirring rails (3) is two, the lengths of the two stirring rails (3) are different, and the two stirring rails (3) are located at the same axial position of the rotating shaft (1).

8. The screw feeder structure according to claim 7, wherein two stirring rails (3) are provided near the lower end of the rotary shaft (1).

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