CN114955272A

CN114955272A - Hopper with uniform blanking

Info

Publication number: CN114955272A
Application number: CN202210703438.0A
Authority: CN
Inventors: 龙吉生; 何晖; 於志华; 傅崇振; 陈宇翔; 朱海洋; 刘超; 苏文浩; 王高尚; 严梦帆
Original assignee: Shanghai SUS Environment Co Ltd
Current assignee: Shanghai SUS Environment Co Ltd
Priority date: 2022-06-21
Filing date: 2022-06-21
Publication date: 2022-08-30
Anticipated expiration: 2042-06-21
Also published as: CN114955272B

Abstract

The invention discloses a hopper with uniform blanking, which comprises a hopper body, wherein a bridging breaking mechanism is arranged at the lower end of a throat of the hopper body; the flow distribution plate is arranged at the upper end of the bridging cracking mechanism. The hopper with uniform blanking can ensure that the garbage in the hopper is distributed more uniformly and the working pressure of the bridge cracking mechanism is reduced.

Description

Hopper with uniform blanking

Technical Field

The invention relates to the technical field of feeding devices, in particular to a hopper capable of blanking uniformly.

Background

A garbage incinerator is a device for incinerating domestic garbage. When throwing rubbish into waste incinerator's hopper, generally snatch rubbish from the garbage storehouse by the grab bucket among the prior art and transport to hopper mouth central point and put and release, realize waste incinerator and throw the material.

In order to ensure that all the garbage falls into the hopper, the size of the grab bucket must be smaller than that of the hopper opening, so that most of the garbage is accumulated at the central position when falling onto the material pusher through the hopper, and only a small part of the garbage falls on two sides of the material pusher. When the garbage is conveyed to the fire grate, too much garbage is accumulated in the middle, the garbage at two sides is too little to reduce the garbage incineration efficiency, and even the phenomenon of insufficient combustion can occur, especially, a large number of objects such as cloth steel wires appear in the garbage, and the garbage can be bundled into a group to be burned on the fire grate, so that the condition of insufficient combustion is easily caused, and the boiler incineration efficiency is reduced.

In summary, how to provide a hopper capable of uniformly discharging and improving the waste incineration efficiency becomes a technical problem to be solved urgently by those skilled in the art.

Disclosure of Invention

In view of this, the invention provides a hopper with uniform blanking, which can make the garbage in the hopper more uniformly distributed and reduce the working pressure of a bridge cracking mechanism.

In order to achieve the purpose, the invention provides the following technical scheme:

a hopper capable of discharging uniformly comprises a hopper body, wherein a bridging breaking mechanism is arranged at the lower end of a throat of the hopper body, a splitter plate is arranged at a position, close to the throat, of the hopper body, the splitter plate is rotatably connected to the inner side of the hopper body, a splitter plate driving mechanism is connected to the end part of the splitter plate, and the splitter plate driving mechanism drives the splitter plate to swing;

the flow distribution plate is arranged at the upper end of the bridging cracking mechanism.

Optionally, the flow distribution plate includes a vertical plate and a top plate, one side of the vertical plate is fixedly connected with a main shaft, and the side of the vertical plate close to the hopper opening of the hopper body is fixedly connected with the top plate.

Optionally, the top plate includes a first diversion sub plate and a second diversion sub plate, and the first diversion sub plate and the second diversion sub plate are fixedly connected to the side face of the vertical plate;

the included angle between the first flow guide sub-plate and the second flow guide sub-plate is 30-120 degrees.

Optionally, the top plate is a V-shaped bending plate, a cutting edge is formed on a bending line of the V-shaped bending plate, the cutting edge is arranged perpendicular to the surface of the material receiving side plate of the hopper body, and one side of the cutting edge is arranged towards one side of the feed inlet;

one side surface of the V-shaped bending plate is the first diversion sub plate, and the other side surface of the V-shaped bending plate is the second diversion sub plate.

Optionally, the flow distribution plate driving mechanism comprises a power device, the power device is fixedly connected with the end of the main shaft through a connecting rod mechanism, the main shaft is fixedly connected with the flow distribution plate, the main shaft is rotatably connected to the support, and the support is fixedly connected to the hopper body.

Optionally, the link mechanism includes a first link and a second link, ends of the first link are rotatably connected to the second link, an end of the first link far away from the second link is rotatably connected to a power output end of the power device, and an end of the second link far away from the first link is fixedly connected to an end of the main shaft.

Optionally, the power device is a hydraulic cylinder, and the hydraulic cylinder is connected to the outer side of the hopper body through a hydraulic cylinder bracket.

Optionally, the support comprises a bottom support, a top support and an intermediate support, the bottom support is fixedly connected to the inner side wall of the hopper body, the top support is fixedly connected to the outer surface of the hopper body, and the intermediate support is connected to the inner side wall of the hopper body;

the bottom end of the main shaft is rotatably connected to the bottom support through a first bearing, the top end of the main shaft penetrates out of the hopper body and then is rotatably connected to the top support through a second bearing, and the middle of the main shaft is rotatably connected to the middle support through a third bearing.

Optionally, the hopper body comprises a material receiving side plate, the material receiving side plate is used for receiving materials placed in the hopper, and the top plate is arranged perpendicular to the material receiving side plate;

and the material receiving side plate is fixedly connected with a wear-resisting plate.

Optionally, the vertical plate and the top plate are both metal plates.

According to the technical scheme, the hopper capable of blanking uniformly is additionally provided with the swingable flow distribution plate at the throat part of the hopper body. The splitter plate is still at the middle position of the throat of the hopper body under the condition that a garbage bridging phenomenon does not occur in the hopper body, the garbage which slides down along the inclined plane of the hopper body is cut by the front section of the splitter plate and is divided into two piles to fall, and the garbage is prevented from being concentrated in the middle and falling onto the material pusher. When bridging occurs in the hopper body, garbage accumulated in the middle of the hopper body is uniformly distributed to two sides through the swinging of the splitter plate, so that the garbage is distributed more uniformly, the working pressure of the bridging breaking mechanism is reduced, and the bridging breaking action is smoothly completed. According to the hopper with uniform blanking, the splitter plate swings in the hopper body, so that garbage in the hopper is distributed more uniformly, the working pressure of the bridge cracking mechanism is reduced, the garbage is fed more smoothly, meanwhile, the front end of the splitter plate has a dispersing effect on garbage clusters, and the incineration efficiency of the garbage is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a hopper capable of uniformly blanking according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken at location A-A of FIG. 1;

fig. 3 is a schematic structural view of a flow distribution plate of a hopper capable of uniformly blanking provided by an embodiment of the invention after rotating for a certain angle;

fig. 4 is a schematic view of an angle structure of a splitter plate according to an embodiment of the present invention;

fig. 5 is a schematic view of another angle of the splitter plate according to the embodiment of the present invention;

FIG. 6 is a schematic structural diagram of a top plate according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a driving mechanism of a flow distribution plate according to an embodiment of the present invention.

Wherein:

1. a flow-dividing plate is arranged on the upper surface of the shell,

101. a vertical plate is arranged on the upper part of the frame,

102. a top plate 1021, a first flow guiding board, 1022, a second flow guiding board, 1023, and a cutting edge,

2. a main shaft is arranged on the main shaft,

3. a middle support saddle is arranged on the upper portion of the frame,

4. a bottom support saddle which is arranged at the bottom,

5. a hydraulic cylinder, a hydraulic cylinder and a hydraulic cylinder,

6. a first connecting rod which is connected with the first connecting rod,

7. a second connecting rod,

8. a second rotating shaft is arranged on the first rotating shaft,

9. a bridging breaking mechanism for breaking the bridge,

10. a hopper body, a plurality of hopper blades,

11. a first rotating shaft, a second rotating shaft,

12. a material receiving side plate,

13. the wear-resistant plate is arranged on the outer side of the wear-resistant plate,

14. a hydraulic cylinder bracket is arranged on the upper portion of the frame,

15. a top support.

Detailed Description

The invention discloses a hopper capable of discharging materials uniformly, which can enable garbage in the hopper to be distributed more uniformly and reduce the working pressure of a bridge cracking mechanism.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the hopper with uniform blanking of the present invention includes a hopper body 10, and a bridging breaking mechanism 9 is disposed at the lower end of the throat of the hopper body 10. The position of the hopper body 10 close to the throat is provided with a splitter plate 1, the splitter plate 1 is rotatably connected to the inner side of the hopper body 10, the end part of the splitter plate 1 is connected with a splitter plate driving mechanism, and the splitter plate driving mechanism drives the splitter plate 1 to swing so as to realize uniform distribution of feeding materials. The flow distribution plate 1 is arranged at the upper end of the bridging breaking mechanism 9, so that the working pressure of a pushing baffle of the bridging breaking mechanism 9 is reduced, the bridging breaking mechanism 9 runs in place, the bridging phenomenon of materials in the hopper body 10 is broken, and smooth feeding is facilitated.

The bridging phenomenon is a phenomenon that garbage is accumulated to form an arch structure and blocks the discharge port when the garbage passes through the discharge port of the hopper body 10. The bridging breaking mechanism 9 is a device composed of a bridging breaking baffle, a bridging breaking shell and an oil cylinder, and when a bridging phenomenon occurs in the hopper body 10, a garbage pile of the bridging occurs is broken through the rotation of the bridging breaking baffle, so that garbage can smoothly fall onto the material pusher.

The hopper capable of blanking uniformly is characterized in that a swingable flow distribution plate 1 is additionally arranged at the throat part of a hopper body 10. Under the condition that the garbage bridging phenomenon does not occur in the hopper body 10, the splitter plate 1 is still at the middle position of the throat of the hopper body 10, the garbage which slides down along the inclined plane of the hopper body 10 is cut by the front section of the splitter plate 1 and is divided into two piles to fall, and the garbage is prevented from being concentrated in the middle and falling onto the material pusher. When bridging occurs in the hopper body 10, garbage accumulated in the middle of the hopper body 10 is uniformly distributed to two sides through the swing of the splitter plate 1, so that the garbage is distributed more uniformly, the working pressure of the bridging breaking mechanism 9 is reduced, and the bridging breaking action is smoothly completed. According to the hopper with uniform blanking, the splitter plate 1 swings in the hopper body 10, so that garbage in the hopper is distributed more uniformly, the working pressure of the bridging breaking mechanism 9 is reduced, the garbage is fed more smoothly, and meanwhile, the front end of the splitter plate 1 has a dispersing effect on garbage clusters, so that the incineration efficiency of the garbage is improved.

Specifically, as shown in fig. 4 and 5, the flow distribution plate 1 includes a vertical plate 101 and a top plate 102, one side of the vertical plate 101 is fixedly connected with the main shaft 2, and the side of the vertical plate 101 close to the mouth of the hopper body 10 is fixedly connected with the top plate 102. The top plate 102 is a flow guide plate for distributing the garbage entering from the inlet to two sides. When the main shaft 2 rotates, the vertical plate 101 is driven to swing.

Further, as shown in fig. 6, the top plate 102 includes a first air guiding sub-plate 1021 and a second air guiding sub-plate 1022, and the first air guiding sub-plate 1021 and the second air guiding sub-plate 1022 are fixedly connected to the side of the vertical plate 101.

In an embodiment, as shown in fig. 6, the first flow guiding sub plate 1021 and the second flow guiding sub plate 1022 are two independent plates, the first flow guiding sub plate 1021 and the second flow guiding sub plate 1022 are welded as a V-shaped integral plate and welded on the side of the vertical plate 101, and an included angle between the first flow guiding sub plate 1021 and the second flow guiding sub plate 1022 is 30-120 °. The smaller the included angle is, the stronger the ability of cutting the lump-shaped garbage is. The side edges of the first and second

diversion part plates

1021, 1022 welded together form cutting edges 1023 for cutting the incoming waste mass.

In another embodiment, as shown in fig. 6, the top plate 102 is a V-shaped bending plate, the bending line of the V-shaped bending plate forms a cutting edge 1023, the cutting edge 1023 is arranged perpendicular to the plate surface of the material receiving side plate 12 of the hopper body 10, and it can be understood that the cutting edge 1023 side is arranged towards the feed inlet side of the hopper. One side of the V-shaped bending plate is a first diversion sub plate 1021, and the other side is a second diversion sub plate 1022.

The splitter plate driving mechanism comprises a power device, the power device is fixedly connected with the end part of the main shaft 2 through a connecting rod mechanism, the main shaft 2 is fixedly connected with the splitter plate 1, and therefore when the power device drives the main shaft 2 to rotate, the power device drives the splitter plate 1 fixedly connected with the main shaft 2 to swing. The link mechanism converts the rotation of the power device into the swing of the flow distribution plate 1. The main shaft 2 is rotatably connected to a support, the support is fixedly connected to the hopper body 10, and the support is used for supporting the main shaft 2.

Further, the link mechanism includes a first link 6 and a second link 7 whose ends are rotatably connected, as shown in fig. 7. The end part of the first connecting rod 6 far away from the second connecting rod 7 is connected with the power output end of the power device, and the first connecting rod 6 is rotatably connected with the power output end of the power device through a first rotating shaft 11. The first connecting rod 6 and the second connecting rod 7 are rotatably connected through a second rotating shaft 8. The end part of the second connecting rod 7 far away from the first connecting rod 6 is fixedly connected with the end part of the main shaft 2, and specifically, the second connecting rod 7 is fixedly connected with the end part of the main shaft 2 in a key connection mode.

In one embodiment, the power device is a hydraulic cylinder 5, and the hydraulic cylinder 5 is connected to the outer side of the hopper body 10 through a hydraulic cylinder bracket 14. In other embodiments, the power device may also be a linear motor, which is not limited herein.

In order to improve the support reliability of the main shaft 2, the support comprises a bottom support 4, a top support 15 and an intermediate support 3. Wherein, bottom support 4 fixed connection is on the inside wall of hopper body 10, and top support 15 fixed connection is at the surface of hopper body 10, and middle support 3 is connected on the inside wall of hopper body 10. Specifically, the bottom end of the main shaft 2 is rotatably connected to the bottom support 4 through a first bearing, the top end of the main shaft penetrates out of the hopper body 10 and is rotatably connected to the top support 15 through a second bearing, and the middle of the main shaft 2 is rotatably connected to the middle support 3 through a third bearing. As shown in fig. 2, the intermediate holder 3 is provided in two.

The hopper body 10 comprises a material receiving side plate 12, two inclined side plates and a vertical side plate, wherein the material receiving side plate 12 and the vertical side plate are connected into the hopper body 10 of an integrated structure through the two inclined side plates. The material receiving side plate 12 is used for receiving materials placed in the hopper, and the top plate 102 is arranged perpendicular to the surface of the material receiving side plate 12. In order to prolong the service life of the material receiving side plate 12, a wear-resisting plate 13 is fixedly connected to the material receiving side plate 12, and the wear-resisting plate 13 is a metal plate.

In order to improve the structural strength of the flow distribution plate 1, the vertical plate 101 and the top plate 102 are both metal plates.

When the hopper with uniform blanking works, the grab bucket places garbage on the material receiving side plate 12, the garbage on the material receiving side plate 12 slides down along the surface of the material receiving side plate 12 which is obliquely arranged due to the action of gravity, the garbage impacts the splitter plate 1 head-on, and is divided into two groups by the top plate 102 of the splitter plate 1 to fall down, so that the garbage is prevented from being concentrated in the middle part to fall down, and meanwhile, the possibly wound garbage is decomposed to prevent the possibility of subsequent group burning. When a bridging phenomenon occurs in the hopper, the bridging cracking baffle of the bridging cracking mechanism 9 still cannot crack when moving to the limit position, or the bridging cracking baffle cannot move to the limit position, garbage on the upper part of the bridging cracking mechanism 9 in the hopper is evenly paved by rotating the flow distribution plate 1, a space is vacated, the working pressure of the bridging cracking baffle is reduced, the bridging cracking mechanism 9 can operate in place, and the bridging phenomenon is cracked. Meanwhile, the garbage uniformly distributed on the material pushing device can be smoothly paved on the material pushing device, so that the material can be uniformly fed.

According to the hopper with uniform blanking, the top plate 102 of the flow distribution plate 1 is perpendicular to the inclined surface of the hopper body, the top plate 102 is arranged close to the feeding hole, the top plate 102 is provided with the cutting edge 1023, and under the action of the gravity of garbage, the garbage flows to the cutting edge 1023 at a certain speed, so that the cutting edge 1023 can cut garbage clusters conveniently and bear the garbage falling vertically. When the bridging phenomenon occurs in the hopper, the splitter plate 1 is matched with the bridging cracking mechanism 9 for use, so that the cracking effect is improved. The flow distribution plate 1 rotates, so that the uniform feeding of the hopper is realized, the accumulation of garbage at one or two parts is avoided, and the garbage is prevented from falling onto the middle part of the material pusher in a concentrated manner.

In the description of the present solution, it is to be understood that the terms "upper", "lower", "vertical", "inside", "outside", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present solution.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A hopper with uniform blanking comprises a hopper body, wherein a bridging breaking mechanism is arranged at the lower end of a throat of the hopper body, and the hopper is characterized in that a splitter plate is arranged at a position, close to the throat, of the hopper body, the splitter plate is rotatably connected to the inner side of the hopper body, a splitter plate driving mechanism is connected to the end part of the splitter plate, and the splitter plate driving mechanism drives the splitter plate to swing;

2. The hopper capable of blanking uniformly according to claim 1, wherein the flow distribution plate comprises a vertical plate and a top plate, a main shaft is fixedly connected to one side of the vertical plate, and the top plate is fixedly connected to the side of the vertical plate close to the hopper opening of the hopper body.

3. The hopper capable of blanking uniformly according to claim 2, wherein the top plate comprises a first diversion sub-plate and a second diversion sub-plate, and the first diversion sub-plate and the second diversion sub-plate are fixedly connected to the side face of the vertical plate;

4. The hopper capable of blanking uniformly according to claim 3, wherein the top plate is a V-shaped bending plate, a bending line of the V-shaped bending plate forms a cutting edge, the cutting edge is arranged perpendicular to the plate surface of the material receiving side plate of the hopper body, and one side of the cutting edge is arranged towards one side of the feed inlet;

5. The hopper capable of blanking uniformly according to claim 1, wherein the splitter plate driving mechanism comprises a power device, the power device is fixedly connected with the end part of a main shaft through a link mechanism, the main shaft is fixedly connected with the splitter plate, the main shaft is rotatably connected to a support, and the support is fixedly connected to the hopper body.

6. The hopper capable of discharging uniformly according to claim 5, wherein the link mechanism comprises a first link and a second link which are connected with each other in a rotating manner, wherein the end of the first link far away from the second link is connected with the power output end of the power device in a rotating manner, and the end of the second link far away from the first link is fixedly connected with the end of the main shaft.

7. The hopper capable of blanking uniformly according to claim 5, wherein the power device is a hydraulic cylinder, and the hydraulic cylinder is connected to the outer side of the hopper body through a hydraulic cylinder bracket.

8. The hopper capable of blanking uniformly according to claim 5, wherein the supports comprise a bottom support, a top support and an intermediate support, the bottom support is fixedly connected to the inner side wall of the hopper body, the top support is fixedly connected to the outer surface of the hopper body, and the intermediate support is connected to the inner side wall of the hopper body;

9. The hopper capable of discharging materials uniformly according to claim 2, wherein the hopper body comprises a material receiving side plate, the material receiving side plate is used for receiving materials placed in the hopper, and the top plate is arranged perpendicular to the material receiving side plate;

10. The hopper capable of blanking uniformly according to claim 2, wherein the vertical plate and the top plate are both metal plates.