Semiconductor waste liquid sediment screening device

Abstract

The utility model discloses a semiconductor waste liquid sediment screening device which comprises a box body, the inner wall of one side of the box body is rotationally connected with a rotating frame, one end of the rotating frame is fixedly connected with an annular plate, the outer wall of one side of the box body is fixedly connected with a motor, and one end of an output shaft of the motor is fixed to the rotating frame. A rotating groove is formed in one side of the box body, an annular plate is located in the rotating groove and rotationally connected with the rotating groove, a filter barrel is slidably connected to the interior of the rotating frame, a side cover is fixedly connected to one end of the filter barrel, the side cover is located in the cavity part of the annular plate, and the annular plate and the side cover are fixed through a detachable connecting assembly. A feeding hole is formed in the top of the filter barrel. According to the device, liquid and precipitates in waste liquid can be conveniently and quickly separated, and meanwhile, the precipitates can be conveniently collected and taken out.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of semiconductor waste liquid screening, especially to a semiconductor waste liquid precipitate screening device. BACKGROUND

[0002] The waste liquid generated in the semiconductor production process contains suspended solids and impurities, which can be separated from the wastewater by solid-liquid separation, reducing the load of subsequent treatment and improving the overall treatment efficiency.

[0003] The existing technology mostly uses the natural sedimentation of waste liquid to separate the liquid and the precipitate, which often requires a lot of time and affects the economic benefits. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art and provides a semiconductor waste liquid precipitate screening device.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A semiconductor waste liquid precipitate screening device, comprising a box, a rotating frame is rotatably connected to the inner wall of one side of the box, an annular plate is fixedly connected to one end of the rotating frame, a motor is fixedly connected to the outer wall of one side of the box, and the output shaft of the motor is fixedly connected to the rotating frame, a rotating groove is formed in one side of the box, and the annular plate is located inside the rotating groove and is rotatably connected to the rotating groove, a filter barrel is slidably connected to the inside of the rotating frame, a side cover is fixedly connected to one end of the filter barrel, and the side cover is located inside the cavity part of the annular plate, the annular plate and the side cover are fixed by a detachable connecting assembly, a feed inlet is formed in the top of the filter barrel, a barrel cover is rotatably connected to the feed inlet by a hinge, and the barrel cover and the filter barrel are fixed by a lock catch, and a sealing assembly is arranged between the annular plate and the side cover.

[0007] As a further scheme of the utility model, the connecting assembly comprises two first fixing blocks, both of which are welded to the outside of the side cover, two second fixing blocks are fixedly connected to one end of the annular plate, a hand-tightening nut is inserted into the second fixing block, and the hand-tightening nut is threadedly connected to the first fixing block.

[0008] As a further scheme of the utility model, the sealing assembly comprises a slope groove, which is formed on the circumferential inner wall of the annular plate, a bevel is formed on the circumferential outer wall of the side cover, a sealing ring is fixedly connected to the bevel, and the sealing ring is in close contact with the slope groove.

[0009] As a further scheme of the utility model, a connecting port is formed in the top of the box, and a top cover is rotatably connected to the connecting port.

[0010] As a further improvement of this utility model, the bottom outer wall of the box is fixedly connected with multiple support columns.

[0011] As a further improvement of this utility model, a drain outlet is provided at the bottom of the box, and a drain pipe is installed inside the drain outlet.

[0012] As a further embodiment of this utility model, a handle is fixedly connected to one outer wall of the side cover.

[0013] As a further improvement of this utility model, an installation opening is provided on one side of the housing, and a viewing window is provided inside the installation opening.

[0014] The beneficial effects of this utility model are as follows:

[0015] 1. This utility model uses the rotation of the filter bucket to facilitate the rapid separation of liquid and solid substances in waste liquid under the action of centrifugal force, saving time and improving the screening efficiency of the device.

[0016] 2. This utility model, through the combined use of the rotating frame and the annular plate, facilitates the movement and extraction of the filter bucket, thereby making it easier for subsequent workers to collect and process the sieved solid material, thus improving the convenience of the device.

[0017] 3. This utility model uses the combination of a sealing ring and a slope groove to achieve a tight connection between the side cover and the annular plate, thereby improving the sealing performance. Attached Figure Description

[0018] Figure 1 This is a three-dimensional structural diagram of the front side of a semiconductor waste liquid sediment screening device proposed in this utility model;

[0019] Figure 2 This is a cross-sectional view of the housing structure of a semiconductor waste liquid sediment screening device proposed in this utility model;

[0020] Figure 3 This is a partially disassembled structural diagram of a semiconductor waste liquid sediment screening device proposed in this utility model;

[0021] Figure 4 This is a partial cross-sectional view of a semiconductor waste liquid sediment screening device proposed in this utility model.

[0022] In the diagram: 1. Support column; 2. Box body; 3. Rotating groove; 4. Top cover; 5. Viewing window; 6. Drain pipe; 7. Side cover; 8. Handle; 9. First fixing block; 10. Second fixing block; 11. Sloping groove; 12. Hand-tightening nut; 13. Rotating frame; 14. Motor; 15. Filter bucket; 16. Bucket lid; 17. Sealing ring; 18. Inclined surface; 19. Annular plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. The described embodiments are only some of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] Referring to Figures 1-4 A kind of semiconductor waste liquid precipitate screening device, including box 2, the inner wall of one side of box 2 is rotatably connected with rotating frame 13, the outer wall of one side of box 2 is fixed with motor 14 by bolt, and the output shaft of motor 14 is fixed with rotating frame 13, one end of rotating frame 13 is welded with annular plate 19, rotating groove 3 is opened in the side of box 2, and annular plate 19 is located inside rotating groove 3 and is rotatably connected with rotating groove 3;

[0025] Rotating frame 13 is slidably connected with filter bucket 15, the density of filter bucket 15 leakage hole is high and aperture is smaller, one end of filter bucket 15 is welded with side cover 7, and side cover 7 is located inside the cavity portion of annular plate 19, motor 14 rotates and makes rotating frame 13 drive annular plate 19 rotate, to make side cover 7 drive filter bucket 15 rotate by connecting assembly, under the action of centrifugal force, waste liquid in filter bucket 15 is thrown out, and precipitate remains on the inner wall of filter bucket 15;

[0026] Annular plate 19 and side cover 7 are fixed by detachable connecting assembly, connecting assembly includes two first fixed blocks 9, two first fixed blocks 9 are welded on the outside of side cover 7, one end of annular plate 19 is welded with two second fixed blocks 10, hand screw nut 12 is inserted on second fixed block 10, and hand screw nut 12 is threadedly connected with first fixed block 9, after screening, staff rotates hand screw nut 12, so that it is separated from first fixed block 9, at this time, side cover 7 loses restriction, then pull handle 8, so that side cover 7 drives filter bucket 15 to move along rotating frame 13, until bucket cover 16 is exposed outside, then staff opens bucket cover 16, and removes precipitate, top of filter bucket 15 is provided with feed inlet, feed inlet is rotatably connected with bucket cover 16 by hinge, and bucket cover 16 and filter bucket 15 are fixed by lock catch.

[0027] Sealing assembly is arranged between annular plate 19 and side cover 7, and sealing assembly includes slope groove 11, slope groove 11 is opened on the circumferential inner wall of annular plate 19, and the circumferential outer wall of side cover 7 is provided with inclined surface 18, sealing ring 17 is bonded on inclined surface 18, and sealing ring 17 is in close contact with slope groove 11, and the cooperation of sealing ring 17 and slope groove 11 makes side cover 7 and annular plate 19 be tightly connected, so that the sealing property is improved.

[0028] It should be noted that the top of the box 2 is provided with a connecting port, and the connecting port is rotatably connected with a top cover 4, so as to facilitate workers to add waste liquid into the filter barrel 15 in the box 2, open the top cover 4, open the barrel cover 16, and make the waste water in the external pipeline quickly enter the filter barrel 15 in the box 2 through the external water pump. Since the density of the leakage holes of the filter barrel 15 is high and the aperture is small, part of the liquid is allowed to flow downward through the filter holes at the bottom of the filter barrel 15, after the feeding is completed, the barrel cover 16 and the top cover 4 are closed, and the bottom outer wall of the box 2 is fixed with a plurality of support columns 1 through bolts, so that the device maintains a certain height. The bottom of the box 2 is provided with a drain port, and a drain pipe 6 is installed in the drain port. The waste liquid after screening is discharged through the drain pipe 6. The side wall of the side cover 7 is fixed with a handle 8 through bolts on one side, so as to facilitate workers to pull the side cover 7. One side of the box 2 is provided with a mounting port, and a viewing window 5 is arranged in the mounting port, so as to facilitate workers to observe the inside of the box 2.

[0029] Working principle: when the waste liquid precipitate needs to be screened, first, open the top cover 4 and the barrel cover 16, and make the waste water in the external pipeline quickly enter the filter barrel 15 in the box 2 through the external water pump. Since the density of the leakage holes of the filter barrel 15 is high and the aperture is small, part of the liquid is allowed to flow downward through the filter holes at the bottom of the filter barrel 15, after the feeding is completed, the barrel cover 16 and the top cover 4 are closed, and then the motor 14 is started. The rotation of the motor 14 drives the rotating frame 13 to rotate the annular plate 19, so as to drive the side cover 7 to rotate the filter barrel 15 through the connecting assembly. Under the action of centrifugal force, the waste liquid in the filter barrel 15 is thrown out, and the precipitate remains on the inner wall of the filter barrel 15. After the screening is completed, the worker rotates the hand nut 12 to separate it from the first fixed block 9. At this time, the side cover 7 loses the restriction, and then the handle 8 is pulled to drive the filter barrel 15 to move along the rotating frame 13 until the barrel cover 16 is exposed outside. Then the worker opens the barrel cover 16 and removes the precipitate.

[0030] In addition, the terms "mounting", "setting", "connecting", "sleeving" should be understood broadly. For example, it can be fixed connection, detachable connection, or integral structure; it can be mechanical connection or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those skilled in the art according to the specific circumstances.

Claims

1. A semiconductor waste liquor sludge screening apparatus comprising a housing (2), characterised in that, One side inner wall of the box (2) is rotatably connected with a rotating frame (13), one end of the rotating frame (13) is fixedly connected with an annular plate (19), one side outer wall of the box (2) is fixedly connected with a motor (14), and one end of the motor (14) output shaft is fixed with the rotating frame (13), one side of the box (2) is provided with a rotating groove (3), and the annular plate (19) is located in the inside of the rotating groove (3) and is rotatably connected with the rotating groove (3), the inside of the rotating frame (13) is slidably connected with a filter bucket (15), one end of the filter bucket (15) is fixedly connected with a side cover (7), and the side cover (7) is located in the inside of the cavity part of the annular plate (19), the annular plate (19) and the side cover (7) are fixed through a detachable connecting assembly, the top of the filter bucket (15) is provided with a feeding port, the feeding port is rotatably connected with a bucket cover (16) through a hinge, and the bucket cover (16) and the filter bucket (15) are fixed through a lock catch, the annular plate (19) and the side cover (7) are provided with a sealing assembly.

2. A semiconductor waste liquor precipitate screening apparatus according to claim 1, wherein, The connecting assembly comprises two first fixed blocks (9), both of which are welded on the outside of the side cover (7), one end of the annular plate (19) is fixedly connected with two second fixed blocks (10), the second fixed block (10) is inserted with a hand nut (12), and the hand nut (12) is threadedly connected with the first fixed block (9).

3. A semiconductor waste liquor precipitate screening apparatus according to claim 1, wherein, The sealing assembly comprises a slope groove (11) which is opened on the circumferential inner wall of the annular plate (19), the circumferential outer wall of the side cover (7) is provided with an inclined surface (18), the inclined surface (18) is fixedly connected with a sealing ring (17), and the sealing ring (17) is in close contact with the slope groove (11).

4. A semiconductor waste liquor precipitate screening apparatus according to claim 1, wherein, The top of the box (2) is provided with a connecting port, and the connecting port is rotatably connected with a top cover (4).

5. A semiconductor waste liquor precipitate screening apparatus as claimed in claim 1, wherein, The bottom outer wall of the box (2) is fixedly connected with a plurality of supporting columns (1).

6. A semiconductor waste liquor precipitate screening apparatus as claimed in claim 1, wherein, The bottom of the box (2) is provided with a drain port, and the drain port is provided with a drain pipe (6).

7. A semiconductor waste liquor precipitate screening apparatus as claimed in claim 1, wherein, One side outer wall of the side cover (7) is fixedly connected with a handle (8).

8. A semiconductor waste liquor precipitate screening apparatus according to claim 5, wherein, One side of the box (2) is provided with a mounting port, and the mounting port is provided with a viewing window (5).

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