Dust discharge structure for sand treatment line

Abstract

The utility model discloses a dust discharge structure for a sand treatment line, which comprises a bottom plate, a centralized dust discharge mechanism is fixedly arranged on one side of the top end of the bottom plate, one end of the centralized dust discharge mechanism is fixedly communicated with a plurality of uniformly distributed dust extraction components, the centralized dust discharge mechanism comprises a centralized dust removal box, and one end of the centralized dust removal box is fixedly communicated with a guide-out hopper. And one side of the top end of the centralized dust removal box fixedly communicates with a water inlet valve, and the bottom end of the water inlet valve fixedly communicates with a dust falling pipe. According to the utility model, the centralized dust discharge mechanism is matched with the dust extraction assembly, so that a worker can move the dust collection cover to the position where dust is generated as required, dust generated by a plurality of devices can be removed in a centralized manner at the same time, the application range is wider, environmental pollution is avoided, and normal work and body health of the worker are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of sand processing machinery, in particular to a dust exhaust structure for a sand processing line. Background Art

[0002] Lost foam casting is a new casting method that combines paraffin or foam models with similar size and shape to the casting into a model cluster, brushes refractory paint and dries it, buries it in dry quartz sand for vibration molding, pours it under negative pressure, vaporizes the model, and liquid metal occupies the position of the model, solidifies and cools to form a casting. Sand processing machinery is an indispensable supporting equipment for lost foam casting, and is suitable for the screening of dry sand for lost foam casting.

[0003] However, the sand processing line is divided into multiple steps in the processing of lost foam casting dry sand. The dust generated in this process will not only pollute the surrounding environment, but also affect the normal work and health of workers. The sand processing line supplies sand to multiple groups of lost foam casting components at the same time, and this process will also generate more dust. Utility Model Content

[0004] In order to solve the above problems, the purpose of the utility model is to provide a dust exhaust structure for a sand processing line to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model proposes a dust exhaust structure for a sand processing line, comprising a bottom plate, a centralized dust exhaust mechanism is fixedly provided on one side of the top of the bottom plate, and one end of the centralized dust exhaust mechanism is fixedly connected to a plurality of evenly distributed dust extraction components;

[0006] The centralized dust exhaust mechanism includes a centralized dust removal box, one end of the centralized dust removal box is fixedly connected to a guide bucket, one end of the guide bucket is equipped with an exhaust fan, one side of the top of the centralized dust removal box is fixedly connected to a water inlet valve, the bottom end of the water inlet valve is fixedly connected to a dust reduction pipe, the bottom end of the dust reduction pipe is fixedly connected to a plurality of evenly distributed atomizing nozzles, a support block is fixedly provided on the inner wall of the centralized dust removal box, an arc-shaped receiving groove is provided on one side of the top of the support block, the dust extraction assembly includes a one-way valve, one end of the one-way valve is equipped with a corrugated folded tube through a first flange, and one end of the corrugated folded tube is equipped with a dust collecting hood through a second flange.

[0007] As a preferred technical solution of the utility model, a square frame is fixedly provided on the other side of the top of the base plate, dust covers are inserted into the multiple square placement holes opened in the square frame, and movable casters are installed at the four corners of the bottom end of the base plate.

[0008] As a preferred technical solution of the utility model, a drain valve is fixedly connected at the corner of one side of the centralized dust removal box, the drain valve is connected to the arc-shaped receiving groove, and an exhaust pipe is installed at the air outlet end of the exhaust fan.

[0009] As a preferred technical solution of the utility model, a cover plate is installed on one side of the top of the centralized dust removal box by installing bolts, a through hole is opened at the top of the inner wall of the centralized dust removal box, and a first docking frame and a second docking frame are fixed on both sides of the inner wall of the through hole.

[0010] As a preferred technical solution of the utility model, the bottom end of the first docking frame and the bottom end of the second docking frame are respectively fixedly connected to the surface of the top end of the support block, and a filter mesh plate and an activated carbon honeycomb plate are respectively provided on both sides of the bottom end of the cover plate, and the side of the filter mesh plate is interlaced and connected with the first docking groove opened on the inner wall of the first docking frame, and the side of the activated carbon honeycomb plate is interlaced and connected with the second docking groove opened on the inner wall of the second docking frame.

[0011] As a preferred technical solution of the utility model, fixing ears are fixed on both sides of the top end and both sides of the bottom end of the dust hood, a movable mesh plate is inserted in the dust hood, and insertion strips are fixed at the four corners of the movable mesh plate. The four insertion strips are respectively inserted and connected with slots opened at the four corners of the inner wall of the dust hood.

[0012] As a preferred technical solution of the utility model, a switch panel is fixedly provided on the surface of the top of the base plate, a fan switch is fixedly provided on the surface of the switch panel, and the fan is electrically connected to an external power supply through the fan switch.

[0013] The dust exhaust structure for a sand processing line proposed by the utility model can bring the following beneficial effects:

[0014] 1. The sand processing line uses a dust exhaust structure. Through the cooperation of the centralized dust exhaust mechanism and the dust extraction component, personnel can move the dust hood to the dust generating location according to needs. The dust generated by multiple devices can be centrally removed at the same time. It has a wider range of applications, avoids environmental pollution, and ensures the normal work and health of workers.

[0015] 2. The sand processing line uses a dust exhaust structure. Through the centralized dust exhaust mechanism, the dust suppression pipe connected to the water inlet valve is connected to the atomizing nozzle, the drain valve is connected to the arc-shaped receiving groove opened by the support block, and the cover plate is connected to the filter screen plate and the activated carbon honeycomb plate, which can fully remove the dust in the air and improve the dust removal effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the centralized dust removal mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the internal structure of the centralized dust removal box of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the dust extraction component of the utility model.

[0021] In the figure: 1. bottom plate; 2. centralized dust exhaust mechanism; 201. centralized dust removal box; 202. outlet bucket; 203. exhaust fan; 204. exhaust duct; 205. cover plate; 206. water inlet valve; 207. drain valve; 208. dust suppression pipe; 209. atomizing nozzle; 210. support block; 211. first docking frame; 212. filter screen plate; 213. second docking frame; 214. activated carbon honeycomb plate; 3. dust extraction assembly; 301. one-way valve; 302. corrugated folding tube; 303. dust hood; 304. movable screen plate; 305. fixing ear; 4. square frame; 5. movable casters. DETAILED DESCRIPTION

[0022] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in the form of examples in conjunction with the accompanying drawings.

[0023] like Figure 1 to Figure 3 As shown, the embodiment of the utility model proposes a dust exhaust structure for a sand processing line, comprising a bottom plate 1, a centralized dust exhaust mechanism 2 is fixedly provided on one side of the top of the bottom plate 1, and one end of the centralized dust exhaust mechanism 2 is fixedly connected to a plurality of evenly distributed dust extraction components 3;

[0024] The centralized dust removal mechanism 2 includes a centralized dust removal box 201, one end of which is fixedly connected to a guide hopper 202, one end of which is equipped with an exhaust fan 203, one side of the top of the centralized dust removal box 201 is fixedly connected to a water inlet valve 206, the bottom end of the water inlet valve 206 is fixedly connected to a dust reduction pipe 208, the bottom end of the dust reduction pipe 208 is fixedly connected to a plurality of uniformly distributed atomizing nozzles 209, and the inner wall of the centralized dust removal box 201 is fixedly provided with a support block 210 An arc-shaped receiving groove is provided on one side of the top of the support block 210, and the dust extraction assembly 3 includes a one-way valve 301, one end of the one-way valve 301 is installed with a corrugated folded tube 302 through a first flange, and one end of the corrugated folded tube 302 is installed with a dust hood 303 through a second flange. A square frame 4 is fixedly provided on the other side of the top of the base plate 1, and dust hoods 303 are inserted into multiple square placement holes provided on the square frame 4, and movable casters 5 are installed at the four corners of the bottom end of the base plate 1.

[0025] A drain valve 207 is fixedly connected at the corner of one side of the centralized dust removal box 201, and the drain valve 207 is connected to the arc-shaped receiving groove. An exhaust pipe 204 is installed at the air outlet end of the exhaust fan 203. A cover plate 205 is installed on one side of the top of the centralized dust removal box 201 by installing bolts. A through hole is opened at the top of the inner wall of the centralized dust removal box 201, and a first docking frame 211 and a second docking frame 213 are fixedly provided on both sides of the inner wall of the through hole. The bottom end of the first docking frame 211 and the bottom end of the second docking frame 213 are respectively fixedly connected to the surface of the top of the support block 210, and a filter screen plate 212 and an activated carbon honeycomb plate 214 are respectively provided on both sides of the bottom end of the cover plate 205. The side of the filter screen plate 212 is connected with the first docking groove opened on the inner wall of the first docking frame 211 through the connection, and the side of the activated carbon honeycomb plate 214 is connected with the second docking groove opened on the inner wall of the second docking frame 213 through the connection.

[0026] Fixed ears 305 are fixed on both sides of the top and bottom of the dust hood 303, a movable mesh plate 304 is inserted in the dust hood 303, and insertion strips are fixed at the four corners of the movable mesh plate 304. The four insertion strips are respectively inserted and connected with slots opened at the four corners of the inner wall of the dust hood 303, a switch panel is fixed on the surface of the top of the bottom plate 1, and a fan switch is fixed on the surface of the switch panel, and the fan 203 is electrically connected to the external power supply through the fan switch.

[0027] Working principle: When in use, personnel can take out the dust hood 303 from the square frame 4 and install it in a suitable position according to the dust generated by the sand processing line. The corrugated folding tube 302 ensures that personnel can flexibly move the dust hood 303. In the centralized dust discharge mechanism 2, the exhaust fan 203 connected to the outlet bucket 202 is working, and the excess dust can be extracted through the dust extraction component 3 and concentrated into the centralized dust removal box 201. The water inlet valve 206 is connected to the external water source. At this time, the water source is sprayed out through the atomizing nozzle 209 connected to the dust reduction pipe 208, which can reduce dust in the air. The arc-shaped receiving groove provided on the support block 210 is connected to the drain valve 207, which is convenient for the discharge of the water body. The air first passes through the filter screen plate 212 and then passes through the activated carbon honeycomb plate 214. The air can be filtered and dusted multiple times. The cover plate 205 is respectively connected to the filter screen plate 212 and the activated carbon honeycomb plate 214, which is convenient for personnel to take out and clean.

[0028] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. A dust exhaust structure for a sand processing line, comprising a bottom plate (1), a centralized dust exhaust mechanism (2) being fixedly provided on one side of the top of the bottom plate (1), and a plurality of uniformly distributed dust extraction components (3) being fixedly connected to one end of the centralized dust exhaust mechanism (2), characterized in that: The centralized dust removal mechanism (2) comprises a centralized dust removal box (201), one end of the centralized dust removal box (201) is fixedly connected to a guide hopper (202), one end of the guide hopper (202) is installed with an exhaust fan (203), one side of the top end of the centralized dust removal box (201) is fixedly connected to a water inlet valve (206), the bottom end of the water inlet valve (206) is fixedly connected to a dust suppression pipe (208), the bottom end of the dust suppression pipe (208) is fixedly connected to a plurality of uniformly distributed atomizing nozzles (209), a support block (210) is fixedly provided on the inner wall of the centralized dust removal box (201), one side of the top end of the support block (210) is provided with an arc-shaped receiving groove, and the dust extraction component (3) comprises a one-way valve (301), one end of the one-way valve (301) is installed with a corrugated folded pipe (302) through a first flange, and one end of the corrugated folded pipe (302) is installed with a dust collecting cover (303) through a second flange.

2. A dust removal structure for a sand processing line according to claim 1, characterized in that: A square frame (4) is fixedly provided on the other side of the top of the base plate (1), and dust collecting covers (303) are inserted into a plurality of square placement holes formed in the square frame (4). Movable casters (5) are installed at the four corners of the bottom end of the base plate (1).

3. A dust exhaust structure for a sand processing line according to claim 1, characterized in that: A drainage valve (207) is fixedly connected to a corner of one side of the centralized dust removal box (201), the drainage valve (207) is connected to the arc-shaped receiving groove, and an exhaust pipe (204) is installed at the air outlet end of the exhaust fan (203).

4. A dust exhaust structure for a sand processing line according to claim 3, characterized in that: A cover plate (205) is installed on one side of the top of the centralized dust removal box (201) by means of mounting bolts, a through hole is provided at the top of the inner wall of the centralized dust removal box (201), and a first docking frame (211) and a second docking frame (213) are fixedly provided on both sides of the inner wall of the through hole.

5. A dust exhaust structure for a sand processing line according to claim 4, characterized in that: The bottom end of the first docking frame (211) and the bottom end of the second docking frame (213) are respectively fixedly connected to the surface of the top end of the support block (210); a filter screen plate (212) and an activated carbon honeycomb plate (214) are respectively provided on both sides of the bottom end of the cover plate (205); the side of the filter screen plate (212) is interlacedly connected to a first docking groove provided on the inner wall of the first docking frame (211); and the side of the activated carbon honeycomb plate (214) is interlacedly connected to a second docking groove provided on the inner wall of the second docking frame (213).

6. A dust exhaust structure for a sand processing line according to claim 1, characterized in that: Both sides of the top end and both sides of the bottom end of the dust collecting cover (303) are fixedly provided with fixing ears (305), a movable mesh plate (304) is inserted into the dust collecting cover (303), and insertion strips are fixedly provided at the four corners of the movable mesh plate (304), and the four insertion strips are respectively inserted and connected with slots provided at the four corners of the inner wall of the dust collecting cover (303).

7. A dust exhaust structure for a sand processing line according to claim 1, characterized in that: A switch panel is fixedly provided on the surface of the top end of the bottom plate (1), and an exhaust fan switch is fixedly provided on the surface of the switch panel. The exhaust fan (203) is electrically connected to an external power supply via the exhaust fan switch.

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