Filtering device for semiconductor wastewater treatment

Abstract

The utility model discloses a filtering device for semiconductor wastewater treatment, which belongs to the technical field of semiconductor wastewater treatment and comprises a receiving box and a wastewater filtering mechanism positioned on the receiving box, support columns are welded at four corners of the top wall of the receiving box, and a positioning plate is jointly welded on the four support columns. Wherein a fixing box is welded to one side of the top wall of the positioning plate, two motors are horizontally installed on one side wall of the fixing box, external electric power facilities supply power to the motors, speed reducers connected with the two motors respectively are arranged in the fixing box, vertical plates are welded to the two sides of the top wall of the receiving box respectively, and two upper edge shafts are arranged between the two vertical plates; the two upper edge shafts are connected with the two speed reducers respectively, and take-up wheels are fixedly arranged on the two upper edge shafts in a sleeving mode respectively. According to the filtering device for semiconductor wastewater treatment, solid impurities can be automatically discharged, the trouble of removing the impurities through manual operation is avoided, and the efficiency of discharging the solid impurities is higher.

Description

Technical Field

[0001] The utility model belongs to the technical field of semiconductor wastewater treatment, and in particular relates to a filtering device for semiconductor wastewater treatment. Background Art

[0002] The semiconductor wastewater treatment process mainly includes the following stages: pretreatment, physical treatment, chemical treatment, biochemical treatment, deep treatment and reuse treatment. Among them, the pretreatment stage aims to remove solid impurities such as large suspended particles in the wastewater to avoid clogging or corrosion of subsequent treatment equipment. Common methods include sedimentation, filtration, oil separation, flotation, etc.

[0003] In the process of realizing the utility model, the inventor found that there are at least the following problems in the technology: At present, in the filtering process of semiconductor wastewater pretreatment, a filter is often used for filtering, and after the solid impurities are filtered out, the solid impurities are manually removed using tools. However, this type of operation requires a lot of manpower and consumes a lot of time, and the efficiency is low.

[0004] To this end, we propose a filtering device for semiconductor wastewater treatment to solve the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a filtering device for semiconductor wastewater treatment, which automatically discharges filtered solid impurities, eliminating the trouble of manual operation to remove impurities, and has a higher efficiency in discharging solid impurities, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A filtering device for semiconductor wastewater treatment, comprising a receiving box and a wastewater filtering mechanism located on the receiving box, pillars are welded at the four corners of the top wall of the receiving box, and a positioning plate is welded on the four pillars, wherein a fixing box is welded on one side of the top wall of the positioning plate, two motors are horizontally installed on one side wall of the fixing box, the motors are powered by external power facilities, a reducer connected to the two motors is arranged in the fixing box, a vertical plate is welded on both sides of the top wall of the receiving box, two upper shafts are arranged between the two vertical plates, the two upper shafts are connected to the two reducers, a take-up wheel is fixedly sleeved on the two upper shafts, and a group of nylon ropes are respectively wound around the two take-up wheels, wherein the bottoms of the two nylon ropes are vertically drooped and connected to a U-shaped flip plate;

[0008] The wastewater filtering mechanism includes filter screens respectively installed on two flip plates, which are rotatably connected to a bottom support shaft in the inner cavity of a receiving box, wherein four rotating rings are slidingly sleeved on the bottom support shaft, and the four rotating rings are equally divided into two groups, one group of rotating rings is welded to a flip plate, and the rotating rings can rotate freely on the bottom support shaft, but the rotating rings cannot translate horizontally, so that the flip plate can drive the two rotating rings thereon to flip on the bottom support shaft, and the four rotating rings are located at different positions on the bottom support shaft, so there will be no position conflict between the four rotating rings, and there will be no position conflict when the two flip plates are flipped.

[0009] As a preferred embodiment, inclined plates are welded on the two opposite side walls of the receiving box, and a discharge channel is formed on the bottom wall of the receiving box; the inclined plates are provided to discharge the solid impurities poured from the two filter screens to the outside, and the discharge channel is provided to discharge the semiconductor wastewater.

[0010] As a preferred embodiment, the two vertical plates on the positioning plate are parallel to each other, and one of the vertical plates is welded to the fixed box; the two vertical plates are arranged to enable the two upper shafts to rotate smoothly.

[0011] As a preferred embodiment, the two upper axes are parallel to each other and symmetrical to the two sides of the positioning plate; so that the nylon ropes on the two upper axes can also be symmetrical on the positioning plate, so that the two nylon ropes can flip the two filter screens respectively.

[0012] As a preferred implementation scheme, the take-up wheel is designed in an I-shape, and one end of the nylon rope is fixedly connected to the take-up wheel; the I-shape design allows the protruding structures on both sides of the take-up wheel to limit the nylon rope and prevent the nylon rope from falling off the take-up wheel.

[0013] As a preferred embodiment, two strip holes are provided on the positioning plate and penetrate through the top wall and the bottom wall thereof, and two nylon ropes respectively pass through the two strip holes and hang down to the top of the receiving box, so that the nylon ropes can be smoothly retracted and released.

[0014] As a preferred embodiment, the two upper shafts are parallel to each other, and both ends of the upper shafts are rotatably connected to the vertical plates, so that the upper shafts can operate stably.

[0015] In summary, the technical effects and advantages of the utility model are as follows:

[0016] The filter device for semiconductor wastewater treatment, two motors drive the take-up wheel to rotate, so that the nylon rope rises, and the flip plate is adjusted to the inward contraction position by adjusting the nylon rope (attached Figure 1), the filter screens on the two flip plates can be used to filter the solid impurities in the semiconductor wastewater. After the filtration is completed, the two motors are reversed to adjust the two flip plates to an outwardly open position, thereby automatically discharging the solid impurities, eliminating the trouble of manual operation to remove impurities, and the efficiency of discharging solid impurities is higher;

[0017] The filtering device for semiconductor wastewater treatment, after filtering out solid impurities, reverses the two motors to lower the two nylon ropes, causing the two flip plates to flip downward along the bottom support shaft. At this time, the solid impurities on the two filter screens will automatically slide off and be discharged from the two inclined plates to the outside, completing the automatic discharge of solid impurities, thereby eliminating the trouble of manual discharge of solid impurities. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a horizontal cross-sectional view of a part of the structure of the utility model;

[0020] Figure 3 It is a vertical cross-sectional view of a part of the structure of the utility model;

[0021] Figure 4 For this utility model Figure 3 A magnified view of the structure at center;

[0022] Figure 5 It is a side view of the utility model;

[0023] Figure 6 It is a top view of the rotating ring of the utility model.

[0024] In the figure: 1. Receiving box; 2. Inclined plate; 3. Discharge channel; 4. Support; 5. Positioning plate; 6. Fixed box; 7. Motor; 8. Reducer; 9. Upper shaft; 10. Take-up wheel; 11. Nylon rope; 12. Strip hole; 13. Flip plate; 14. Filter; 15. Bottom support shaft; 16. Rotating ring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Reference Figure 1-Figure 6, a filtering device for semiconductor wastewater treatment, comprising a receiving box 1 and a wastewater filtering mechanism located on the receiving box 1, pillars 4 are welded at the four corners of the top wall of the receiving box 1, and a positioning plate 5 is welded on the four pillars 4, an opening is provided at the center of the top wall of the positioning plate 5 for dumping semiconductor wastewater, wherein a fixing box 6 is welded on one side of the top wall of the positioning plate 5, two motors 7 are horizontally installed on one side wall of the fixing box 6, the motor 7 is powered by external power facilities, a reducer 8 connected to the two motors 7 is provided in the fixing box 6, a vertical plate is welded on both sides of the top wall of the receiving box 1, two upper shafts 9 are provided between the two vertical plates, the two upper shafts 9 are parallel to each other, and both ends of the upper shaft 9 are rotatably connected to the vertical plates, so that the upper shaft 9 can operate stably, and the two vertical plates are parallel to each other;

[0027] One of the vertical plates is welded to the fixed box 6. The two vertical plates are arranged so that the two upper shafts 9 can rotate smoothly. The two upper shafts 9 are respectively connected to the two reducers 8. The two upper shafts 9 are respectively fixedly sleeved with a take-up wheel 10, and a group of nylon ropes 11 are respectively wound around the two take-up wheels 10. The take-up wheel 10 is designed in an I-shape. One end of the nylon rope 11 is fixedly connected to the take-up wheel 10. The I-shape design allows the protruding structures on both sides of the take-up wheel 10 to limit the nylon rope 11 to prevent the nylon rope 11 from falling off the take-up wheel 10. Two strip holes 12 that penetrate the top and bottom walls of the positioning plate 5 are provided. The two nylon ropes 11 pass through the two strip holes 12 respectively and hang down to the top of the receiving box 1, so that the nylon rope 11 can be smoothly taken in and released;

[0028] The bottoms of the two nylon ropes 11 are vertically drooped and connected to a U-shaped flip plate 13, and the wastewater filtering mechanism includes filter screens 14 respectively installed on the two flip plates 13 (the two opposite side walls of the receiving box 1 are welded with inclined plates 2, and the bottom wall of the receiving box 1 is formed with a discharge channel 3, the inclined plates 2 are provided to guide the solid impurities poured from the two filter screens 14 to the outside, and the discharge channel 3 is provided to discharge the semiconductor wastewater, the two upper axis 9 are parallel to each other and symmetrical to the two sides of the positioning plate 5, so that the nylon ropes 11 on the two upper axis 9 can also be symmetrical on the positioning plate 5, so that the two nylon ropes 11 can flip the two filter screens 14 respectively);

[0029] A bottom support shaft 15 is rotatably connected in the inner cavity of the receiving box 1, wherein four rotating rings 16 are slidably sleeved on the bottom support shaft 15, and the four rotating rings 16 are equally divided into two groups, and one group of rotating rings 16 is welded to a flip plate 13. The rotating rings 16 can rotate freely on the bottom support shaft 15, but the rotating rings 16 cannot translate in the horizontal direction, so that the flip plate 13 can drive the two rotating rings 16 thereon to flip on the bottom support shaft 15. The four rotating rings 16 are located at different positions on the bottom support shaft 15, so there will be no position conflict between the four rotating rings 16, and there will be no position conflict when the two flip plates 13 are flipped.

[0030] The filtering device for semiconductor wastewater treatment: when it is necessary to filter solid impurities in semiconductor wastewater, the two motors 7 are driven to operate and drive the two upper shafts 9 and the take-up wheels 10 thereon to rotate, so that the two groups of nylon ropes 11 rise, thereby driving the two flip plates 13 (and the rotating rings 16 thereon) to flip on the bottom support shaft 15 to the adjacent Figure 1 In the state shown in the figure (the two flip plates 13 are distributed in a V shape), the semiconductor wastewater is poured through the opening at the center of the positioning plate 5, so that the semiconductor wastewater can be filtered by the two filter screens 14, and the solid impurities will remain on the filter screens 14 or in the area between the two filter screens 14. The wastewater then falls into the receiving box 1 and is discharged from the discharge channel 3; thereafter, the two motors 7 are driven to energize and rotate in the opposite direction, so that the two nylon ropes 11 can be lowered, so that the two flip plates 13 are flipped downward along the bottom support shaft 15, so that the two flip plates 13 are in an inverted V shape. At this time, the solid impurities on the two filter screens 14 will automatically slide down and be discharged from the two inclined plates 2 to the outside, completing the automatic discharge of the solid impurities, thereby eliminating the trouble of manually discharging the solid impurities.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A filtering device for semiconductor wastewater treatment, characterized in that: The invention comprises a receiving box (1) and a wastewater filtering mechanism located on the receiving box (1), wherein pillars (4) are welded to the four corners of the top wall of the receiving box (1), and a positioning plate (5) is welded to the four pillars (4), wherein a fixing box (6) is welded to one side of the top wall of the positioning plate (5), two motors (7) are horizontally mounted on one side wall of the fixing box (6), and a reducer (8) connected to the two motors (7) is arranged in the fixing box (6); A vertical plate is welded on both sides of the top wall of the receiving box (1), two upper shafts (9) are arranged between the two vertical plates, the two upper shafts (9) are connected to two reducers (8) respectively, and a take-up wheel (10) is fixedly sleeved on the two upper shafts (9), and a group of nylon ropes (11) are respectively wound around the two take-up wheels (10), wherein the bottoms of the two nylon ropes (11) are vertically drooped and connected to a U-shaped flip plate (13); The wastewater filtering mechanism comprises filter screens (14) respectively mounted on two flip plates (13); a bottom support shaft (15) is rotatably connected in the inner cavity of the receiving box (1); four rotating rings (16) are slidably sleeved on the bottom support shaft (15); the four rotating rings (16) are equally divided into two groups; one group of rotating rings (16) is welded to one flip plate (13).

2. A filter device for semiconductor wastewater treatment according to claim 1, characterized in that: The two opposite side walls of the receiving box (1) are both welded with inclined plates (2), and the bottom wall of the receiving box (1) is formed with a discharge channel (3).

3. A filter device for semiconductor wastewater treatment according to claim 1, characterized in that: The two vertical plates on the positioning plate (5) are parallel to each other, and one of the vertical plates is welded to the fixing box (6).

4. A filter device for semiconductor wastewater treatment according to claim 1, characterized in that: The two upper axis (9) are parallel to each other and symmetrical to the two sides of the positioning plate (5).

5. The filtering device for semiconductor wastewater treatment according to claim 1, characterized in that: The take-up wheel (10) is designed in an I-shape, and one end of the nylon rope (11) is fixedly connected to the take-up wheel (10).

6. A filter device for semiconductor wastewater treatment according to claim 1, characterized in that: The positioning plate (5) is provided with two strip holes (12) penetrating the top wall and the bottom wall thereof, and the two nylon ropes (11) respectively pass through the two strip holes (12) and hang down to the top of the receiving box (1).

7. A filter device for semiconductor wastewater treatment according to claim 1, characterized in that: The two upper axis (9) are parallel to each other, and both ends of the upper axis (9) are rotatably connected to the vertical plate.

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