CN219424579U - Solid useless device that sieves of handling - Google Patents

Abstract

The utility model relates to the technical field of solid waste screening, and discloses a screening device for solid waste treatment, which comprises a screening box, wherein a feed hopper is fixedly arranged on the upper end face of the screening box, a discharge hole is formed in the lower end of the outer wall of the screening box, and a left dust suppression plate and a right dust suppression plate are respectively hinged to two sides of the upper end of the inside of the feed hole. This kind of solid useless device that sieves of handling through setting up left dust suppression board and right dust suppression board in the upper end of feeder hopper, when solid waste prevents in the top of two dust suppression boards, makes its inwards open after two dust suppression boards produce the extrusion to the gravity of discarded object self, under reset spring's effect, two dust suppression boards rebound to initial horizontal position under the effect of losing the external force, can carry out the shutoff to the upper end of feeder hopper, and then prevent the device and follow the open outside diffusion of dust follow feeder hopper upper end that produces when the solid waste is broken, reduce the pollution and the harm of the dust that the device produced when using to user operational environment.

Description

Solid useless device that sieves of handling

Technical Field

The utility model relates to the technical field of solid waste screening, in particular to a screening device for solid waste treatment.

Background

Industrial waste refers to solid, semi-solid, liquid and gaseous objects or substances produced in industrial production activities that lose their original utility value or that are discarded or discarded without losing their utility value. Along with the acceleration of the urban process and the gradual improvement of the living standard of people, more and more industrial solid wastes appear in China, a large amount of industrial wastes not only pollute the environment, but also endanger the physical and mental health of people, and the problem of how to effectively treat the industrial solid wastes is urgent.

The existing industrial waste is required to be crushed during reduction, harmless or recycling treatment, and the industrial waste is not required to be crushed after being screened, so that the existing screening device for industrial waste treatment has low screening efficiency and does not have a crushing function during working.

Among the prior art, patent number CN216756562U discloses a screening device for industrial solid waste treatment, including the screening case, the up end of screening case runs through and is provided with the feed inlet, the right side of screening case runs through and is provided with the discharge gate, the lower terminal surface of screening case runs through and is provided with the feed opening, the inside upper end of screening case is provided with two grinding rollers that distribute about, the inside left and right sides of screening case is fixed connection first fixed plate and second fixed plate respectively, the position of second fixed plate is less than the position of first fixed plate, the equal fixedly connected with spring of a plurality of evenly distributed of lower terminal surface of first fixed plate and the up end of second fixed plate, a plurality of springs are kept away from the first screening net of one side of first fixed plate and second fixed plate, the inside fixedly connected with second screening net of screening case, this kind of screening device for industrial solid waste treatment has screening efficiency height, screening effect is good and the characteristics of grinding waste.

This technical scheme has the effect of crushing and high-efficient screening to solid waste when using, however, among the above-mentioned technical scheme, at the device to the broken in-process of screening of waste, the inside a large amount of dust that produce of device can follow the feeder hopper upper end in the device out-diffusion, and then causes pollution and production harm to staff's operational environment.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a sieving device for solid waste treatment, which can reduce the diffusion of dust in the device to the environment when the device is used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a solid useless device that sieves of handling, includes the screening case, and screening case's up end fixed mounting has the feeder hopper, and the discharge gate has been seted up to screening case's outer wall lower extreme, the inside upper end both sides of feeder hopper are articulated respectively to have left dust suppression board and right dust suppression board, and the upper end of feeder hopper and left dust suppression board and right dust suppression board correspond the position and all offered the groove of stepping down, and the inside of the groove of stepping down is provided with reset spring, reset spring's both ends respectively with the inner wall fixed connection of left dust suppression board, right dust suppression board and feeder hopper.

Preferably, a material guiding plate is arranged at the lower end of the interior of the feed hopper.

Preferably, an exhaust fan is fixedly arranged below the material guiding plate in the feed hopper.

Preferably, mounting lugs are fixedly mounted at two ends of the material guide plate, and fixing bolts are movably mounted on the mounting lugs.

Preferably, the tail end of the right dust suppression plate, which is close to the left dust suppression plate, is provided with a butt joint groove, and the tail end of the left dust suppression plate is fixedly provided with a dust prevention strip at a position corresponding to the butt joint groove.

Preferably, a dust baffle is arranged at the position of the outer wall of the screening box corresponding to the discharge hole.

Preferably, the outer wall of the screening box is fixedly arranged above the discharge hole, and the lower end of the mounting seat is rotationally connected with the upper end of the dust baffle.

Compared with the prior art, the utility model has the following beneficial effects:

this kind of solid useless device that sieves of handling through setting up left dust suppression board and right dust suppression board in the upper end of feeder hopper, when solid waste prevents in the top of two dust suppression boards, makes its inwards open after two dust suppression boards produce the extrusion to the gravity of discarded object self, under reset spring's effect, two dust suppression boards rebound to initial horizontal position under the effect of losing the external force, can carry out the shutoff to the upper end of feeder hopper, and then prevent the device and follow the open outside diffusion of dust follow feeder hopper upper end that produces when the solid waste is broken, reduce the pollution and the harm of the dust that the device produced when using to user operational environment.

Drawings

FIG. 1 is a schematic view of the overall structure of the main body of the present utility model;

FIG. 2 is a schematic cross-sectional view of a feed hopper according to the present utility model;

fig. 3 is an enlarged partial schematic view of fig. 2 at a in accordance with the present utility model.

In the figure: 1. a screening box; 2. a feed hopper; 3. a discharge port; 4. a relief groove; 5. a left dust suppression plate; 6. a right dust suppression plate; 7. a return spring; 8. a material guide plate; 9. a mounting ear; 10. a fixing bolt; 11. an exhaust fan; 12. a butt joint groove; 13. a dust-proof strip; 14. a mounting base; 15. a dust plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

The technical scheme of the utility model is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present utility model are shown.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1-3, a sieving device for solid waste treatment comprises a sieving box 1, wherein a feed hopper 2 is fixedly arranged on the upper end face of the sieving box 1, a discharge hole 3 is formed in the lower end of the outer wall of the sieving box 1, a left dust suppression plate 5 and a right dust suppression plate 6 are hinged to two sides of the inner upper end of the feed hopper 2 respectively, a yielding groove 4 is formed in the positions, corresponding to the left dust suppression plate 5 and the right dust suppression plate 6, of the upper end of the feed hopper 2, a reset spring 7 is arranged in the yielding groove 4, and two ends of the reset spring 7 are fixedly connected with the left dust suppression plate 5, the right dust suppression plate 6 and the inner wall of the feed hopper 2 respectively.

The solid waste treatment screening device provided by the utility model is characterized in that when in use, solid waste after preliminary crushing is put into the screening box 1 from the feed hopper 2 for crushing and screening, the main structure of the technical scheme is similar to that of the industrial solid waste treatment screening device disclosed in the patent No. CN216756562U, in the technical scheme, when the left dust suppression plate 5 and the right dust suppression plate 6 are extruded by the solid waste, the two dust suppression plates can be unfolded downwards so that the solid waste enters the screening box 1 through the feed hopper 2, when the solid waste enters the screening box 1 for crushing, the left dust suppression plate 5 and the right dust suppression plate 6 are restored to the initial positions of the horizontal state under the action of the reset spring 7, and at the moment, the two dust suppression plates can seal the upper ends of the feed hopper 2 to prevent dust generated by crushing the solid waste in the device from diffusing into an external working environment, so that a large amount of dust pollution is avoided in the working environment of workers.

As shown in fig. 2, the lower end of the inside of the feed hopper 2 is provided with a guide plate 8, the guide plate 8 is made of metal and is of a net structure, and the guide plate 8 is arranged in an arc shape, so that on one hand, the guide plate can split the solid waste inside the feed hopper 2, and on the other hand, the guide plate can protect an exhaust fan 11 inside the feed hopper 2 at the later stage, and the solid waste is prevented from directly striking the exhaust fan 11.

As shown in fig. 2, an exhaust fan 11 is fixedly installed below the material guiding plate 8 in the interior of the feed hopper 2, and the exhaust fan 11 is further arranged to prevent a large amount of dust generated in the interior of the device from diffusing outwards from the upper end of the feed hopper 2.

As shown in fig. 2, the mounting lugs 9 are fixedly mounted at two ends of the material guiding plate 8, the fixing bolts 10 are movably mounted on the mounting lugs 9, the mounting lugs 9 are fixed at corresponding positions inside the feeding hopper 2 through the fixing bolts 10, and the material guiding plate 8 can be replaced by disassembling the fixing bolts 10 after the material guiding plate 8 is damaged by impact.

As shown in fig. 3, the end of the right dust suppression plate 6, which is close to the left dust suppression plate 5, is provided with a docking groove 12, the end of the left dust suppression plate 5 is fixedly provided with a dust suppression strip 13 at a position corresponding to the docking groove 12, and when both the left dust suppression plate 5 and the right dust suppression plate 6 are in a state of blocking the upper end of the feed hopper 2, the dust suppression strip 13 is positioned in the docking groove 12 to prevent dust from diffusing outwards from a gap between the two dust suppression plates, so that the dust suppression effect of the two dust suppression plates to the upper end of the feed hopper 2 is improved.

As shown in fig. 1, the outer wall of the screening box 1 is provided with a dust baffle 15 at a position corresponding to the discharge port 3, the dust baffle 15 is matched with the discharge port 3, and the dust baffle 15 seals the discharge port 3 under the action of gravity, so that the amount of dust spreading outwards from the discharge port 3 can be prevented from being reduced.

As shown in fig. 1, the outer wall of the screening box 1 is located above the discharge port 3, and is fixedly provided with a mounting seat 14, the lower end of the mounting seat 14 is rotatably connected with the upper end of a dust baffle 15, the mounting seat 14 and the dust baffle 15 are both made of magnetic materials, and when a user needs to clean the discharge port 3, the dust baffle 15 can be fixed after being turned upwards and adsorbed by the mounting seat 14.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (7)

1. The utility model provides a solid useless device that sieves of handling, includes screening case (1), and screening case (1) up end fixed mounting has feeder hopper (2), and discharge gate (3), its characterized in that have been seted up to screening case (1) outer wall lower extreme: the utility model discloses a dust suppression device is characterized in that a left dust suppression plate (5) and a right dust suppression plate (6) are hinged to two sides of the upper end of the interior of a feed hopper (2) respectively, a yielding groove (4) is formed in the positions of the upper end of the feed hopper (2) corresponding to the left dust suppression plate (5) and the right dust suppression plate (6), a reset spring (7) is arranged in the yielding groove (4), and two ends of the reset spring (7) are fixedly connected with the left dust suppression plate (5), the right dust suppression plate (6) and the inner wall of the feed hopper (2) respectively.

2. The sieving device for solid waste treatment according to claim 1, wherein: the lower end of the interior of the feed hopper (2) is provided with a material guide plate (8).

3. The sieving device for solid waste treatment according to claim 2, wherein: an exhaust fan (11) is fixedly arranged below the material guiding plate (8) in the feed hopper (2).

4. The sieving device for solid waste treatment according to claim 2, wherein: mounting lugs (9) are fixedly mounted at two ends of the material guide plate (8), and fixing bolts (10) are movably mounted on the mounting lugs (9).

5. The sieving device for solid waste treatment according to claim 1, wherein: the tail end of the right dust suppression plate (6) close to the left dust suppression plate (5) is provided with a butt joint groove (12), and the tail end of the left dust suppression plate (5) is fixedly provided with a dust prevention strip (13) at a position corresponding to the butt joint groove (12).

6. The sieving device for solid waste treatment according to claim 1, wherein: the outer wall of the screening box (1) and the position corresponding to the discharge hole (3) are provided with dust baffle plates (15).

7. The sieving device for solid waste treatment according to claim 6, wherein: the outer wall of the screening box (1) is located above the discharge hole (3) and fixedly provided with a mounting seat (14), and the lower end of the mounting seat (14) is rotationally connected with the upper end of the dust baffle (15).