Dustproof air curtain structure of color sorter

Abstract

The utility model discloses a dustproof air curtain structure of a color sorter, which comprises an air curtain box, one end of the air curtain box is fixedly communicated with a corrugated folding pipe, one end of the corrugated folding pipe is fixedly communicated with an air outlet box, two sides of the air outlet box are rotatably connected with rotating shafts, and one end of each rotating shaft is fixedly provided with a connecting rod. A movable long hole is formed in one side of each connecting rod, a connecting stud is arranged in each movable long hole in a penetrating mode, and the outer wall of each connecting stud is in threaded connection with a connecting thread sleeve. According to the dustproof air curtain structure, the corrugated folding pipe connected with the air curtain box is connected with the air outlet box, the rotating shaft rotationally connected with the air outlet box is connected with the connecting rod, the movable long hole formed in the connecting rod is connected with the connecting stud connected with the air curtain box in a penetrating mode, and the connecting stud is in threaded connection with the connecting thread sleeve, so that the dustproof air curtain structure has the angle adjusting function; personnel adjust the direction of the air outlet box according to the specific condition of the color sorter, the air outlet box can be suitable for color sorters of different models, and the application range is wider.

Description

Technical Field

[0001] The utility model relates to the technical field of color sorters, in particular to a dust-proof air curtain structure of a color sorter. Background Art

[0002] Color sorter is a device that automatically sorts out colored particles from granular materials using photoelectric detection technology based on differences in the optical properties of the materials. During the operation of the color sorter, dust and debris in the materials and environment will continue to adhere to the glass surface of the color sorting structure, affecting the clarity of the color sorting image, interfering with the analysis results, and thus reducing the cleanliness of the material.

[0003] In view of this, the utility model patent with the authorization announcement number CN217094929U discloses a dustproof wind curtain structure and a color sorter, which relates to the technical field of color sorters. It includes a wind curtain body, which includes a fixed plate, on which a number of air supply ports are arranged; a lower wind curtain, which is arranged on the fixed plate and fixedly connected to the fixed plate, and is provided with a lower wind curtain air outlet; the lower wind curtain air outlet is located on one side of the glass and the bottom plate of the lower wind curtain plate and the upper surface of the glass are located at the same horizontal plane, and the air outlet direction of the lower wind curtain air outlet is flush with the glass surface; the upper wind curtain air outlet is located below the material delivery point of the crawler bed plate, and the air outlet direction of the upper wind curtain air outlet is parallel to the air outlet direction of the lower wind curtain air outlet. The utility model ensures that there is no dust or debris attached to the glass surface of the lower color sorting mechanism by setting a double wind curtain structure, cleans the dust and debris falling from a high place, and at the same time ensures that there is no obvious suspended dust and debris in the optical path space of the color sorting mechanism.

[0004] However, there are still some problems with the dust-proof wind curtain structure in the above patent application: the existing dust-proof wind curtain structure is not easy to adjust the angle, the inclination angles of the color sorting structures of different color sorters are different, and the air outlet direction of the dust-proof wind curtain structure needs to be parallel to the glass of the color sorting structure. The inconvenience of adjustment reduces its scope of application. Utility Model Content

[0005] In order to solve the above problems, the purpose of the utility model is to provide a dust-proof air curtain structure for a color sorter to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model proposes a dust-proof wind curtain structure for a color sorter, comprising an wind curtain box, one end of the wind curtain box is fixedly connected to a corrugated folding tube, one end of the corrugated folding tube is fixedly connected to an air outlet box, both sides of the air outlet box are rotatably connected to a rotating shaft, one end of each of the rotating shafts is fixedly provided with a connecting rod, one side of each of the connecting rods is provided with a movable long hole, one end of both sides of the wind curtain box is fixedly provided with a connecting stud, each of the movable long holes is inserted with a connecting stud, and the outer wall of each of the connecting studs is threadedly connected with a connecting nut.

[0007] As a preferred technical solution of the utility model, fixing ears are fixedly provided at one end of both sides of the air outlet box, a fixing screw hole is opened at the top of each fixing ear, and a fixing knob is threadedly connected in each fixing screw hole.

[0008] As a preferred technical solution of the utility model, the air inlet holes opened on both sides of the other end of the air curtain box are fixedly connected to the two ends of the air inlet pipe respectively, and the middle part of one side of the air inlet pipe is fixedly connected with a threaded interface, and the outer wall of the threaded interface is threadedly connected with a filter tube.

[0009] As a preferred technical solution of the utility model, a filter screen is fixedly provided on the inner wall of the filter tube, and a flange joint is threadedly connected to the outer wall of the filter tube.

[0010] As a preferred technical solution of the utility model, support rods are fixedly provided at the other ends of both sides of the air curtain box, one side of each support rod is rotatably connected to a movable shaft, and one end of each movable shaft is fixedly provided with a movable ear.

[0011] As a preferred technical solution of the utility model, the outer wall of each movable ear is rotatably connected to a movable seat via a pin shaft, a fixing strip is fixed to the bottom end of the movable seat, and fixing holes are opened on both sides of the top end of the fixing strip.

[0012] The dust-proof air curtain structure of a color sorter proposed by the utility model can bring the following beneficial effects:

[0013] 1. The dust-proof air curtain structure of the color sorter is connected to the air outlet box through the corrugated folding tube connected to the air curtain box. The rotating shaft of the air outlet box is connected to the connecting rod. The movable long hole opened by the connecting rod is interlaced with the connecting stud connected to the air curtain box. The connecting stud is threadedly connected with a connecting screw sleeve, so that the dust-proof air curtain structure has an angle adjustment function. The personnel adjust the direction of the air outlet box according to the specific situation of the color sorter. It can be applied to different models of color sorters and has a wider range of applications.

[0014] 2. The dust-proof air curtain structure of the color sorter has a fixed knob on the fixed ear connected to the air outlet box, which can be fixed according to the adjustment direction of the air outlet box. The movable shaft connected to the support rod is connected to the movable ear, and the movable seat connected to the movable ear is connected to the fixed bar. The fixed bar is provided with fixing holes, which is convenient for personnel to adjust according to the color sorter and to install and fix the dust-proof air curtain structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] 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:

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the connection structure of the filter tube of the utility model;

[0018] Figure 3 The utility model is located in Figure 1 A magnified schematic diagram of center A.

[0019] In the figure: 1. air curtain box; 2. corrugated folding tube; 3. air outlet box; 4. fixing ear; 5. fixing knob; 6. air inlet pipe; 7. threaded interface; 8. filter tube; 9. flange joint; 10. support rod; 11. movable ear; 12. movable seat; 13. fixing strip; 14. filter screen; 15. rotating shaft; 16. connecting rod; 17. movable long hole; 18. connecting stud; 19. connecting screw sleeve. DETAILED DESCRIPTION

[0020] 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.

[0021] like Figure 1 to Figure 3 As shown, an embodiment of the utility model proposes a dust-proof wind curtain structure of a color sorter, including a wind curtain box 1, one end of the wind curtain box 1 is fixedly connected with a corrugated folding tube 2, one end of the corrugated folding tube 2 is fixedly connected with an air outlet box 3, both sides of the air outlet box 3 are rotatably connected with a rotating shaft 15, one end of each rotating shaft 15 is fixedly provided with a connecting rod 16, one side of each connecting rod 16 is provided with a movable long hole 17, one end of both sides of the wind curtain box 1 is fixedly provided with a connecting stud 18, each movable long hole 17 is interspersed with a connecting stud 18, the outer wall of each connecting stud 18 is threadedly connected with a connecting screw sleeve 19, one end of both sides of the air outlet box 3 is fixedly provided with a fixing ear 4, the top of each fixing ear 4 is provided with a fixing screw hole, and a fixing knob 5 is threadedly connected in each fixing screw hole.

[0022] The air inlet holes opened on both sides of the other end of the air curtain box 1 are respectively fixedly connected to the two ends of the air inlet pipe 6, and the middle part of one side of the air inlet pipe 6 is fixedly connected with a threaded interface 7, the outer wall of the threaded interface 7 is threadedly connected with a filter tube 8, the inner wall of the filter tube 8 is fixedly provided with a filter screen 14, and the outer wall of the filter tube 8 is threadedly connected with a flange joint 9, and the other ends of both sides of the air curtain box 1 are fixedly provided with support rods 10, one side of each support rod 10 is rotatably connected to a movable shaft, one end of each movable shaft is fixedly provided with a movable ear 11, the outer wall of each movable ear 11 is rotatably connected to a movable seat 12 through a pin shaft, the bottom end of the movable seat 12 is fixedly provided with a fixing bar 13, and both sides of the top of the fixing bar 13 are provided with fixing holes.

[0023] Working principle: When using the dustproof air curtain structure, personnel can adjust it according to the tilt direction of the glass in the color sorting mechanism. The corrugated folding tube 2 connected to the air curtain box 1 is connected to the air outlet box 3. When the personnel adjust the direction of the air outlet box 3, the rotating shaft 15 connected to the air outlet box 3 is connected to the connecting rod 16, and the connecting stud 18 connected to the air curtain box 1 moves in the movable long hole 17. After the direction of the air outlet box 3 is adjusted, tighten the connecting screw sleeve 19 to press the connecting rod 16;

[0024] The fixing ear 4 cooperates with the fixing knob 5 to ensure the fixation of the air outlet box 3, the movable shaft rotatably connected to the support rod 10 is connected to the movable ear 11, the movable seat 12 rotatably connected to the movable ear 11 is connected to the fixing bar 13, and the fixing bar 13 can be adjusted according to the specific situation of the color sorter to ensure the fixation of the dust-proof air curtain structure, wherein the threaded interface 7 connected to the air inlet pipe 6 is threadedly connected to the filter tube 8, and the filter net 14 in the filter tube 8 can filter the air blown in by the blower to prevent dust from entering.

[0025] 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-proof air curtain structure for a color sorter, comprising an air curtain box (1), characterized in that: One end of the wind curtain box (1) is fixedly connected to a corrugated folding tube (2), and one end of the corrugated folding tube (2) is fixedly connected to an air outlet box (3). Both sides of the air outlet box (3) are rotatably connected to a rotating shaft (15). One end of each rotating shaft (15) is fixedly provided with a connecting rod (16), and one side of each connecting rod (16) is provided with a movable long hole (17). One end of both sides of the wind curtain box (1) is fixedly provided with a connecting stud (18), and each of the movable long holes (17) is inserted with a connecting stud (18). The outer wall of each connecting stud (18) is threadedly connected with a connecting screw sleeve (19).

2. The dust-proof air curtain structure of a color sorter according to claim 1, characterized in that: A fixing ear (4) is fixedly provided at one end of both sides of the air outlet box (3), a fixing screw hole is provided at the top of each fixing ear (4), and a fixing knob (5) is threadedly connected in each fixing screw hole.

3. The dust-proof air curtain structure of a color sorter according to claim 1, characterized in that: The air inlet holes formed on both sides of the other end of the air curtain box (1) are fixedly connected to the two ends of the air inlet pipe (6), respectively; a threaded interface (7) is fixedly connected to the middle of one side of the air inlet pipe (6), and a filter tube (8) is threadedly connected to the outer wall of the threaded interface (7).

4. The dust-proof air curtain structure of a color sorter according to claim 3, characterized in that: A filter screen (14) is fixedly provided on the inner wall of the filter tube (8), and a flange joint (9) is threadedly connected to the outer wall of the filter tube (8).

5. The dust-proof air curtain structure of a color sorter according to claim 1, characterized in that: The other ends of both sides of the air curtain box (1) are fixedly provided with support rods (10), one side of each support rod (10) is rotatably connected to a movable shaft, and one end of each movable shaft is fixedly provided with a movable ear (11).

6. The dust-proof air curtain structure of a color sorter according to claim 5, characterized in that: The outer wall of each movable ear (11) is rotatably connected to a movable seat (12) via a pin shaft, a fixing strip (13) is fixedly provided at the bottom end of the movable seat (12), and fixing holes are provided on both sides of the top end of the fixing strip (13).

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