CN223073991U

CN223073991U - Wastewater defluorination treatment device for semiconductor

Info

Publication number: CN223073991U
Application number: CN202422509658.7U
Authority: CN
Inventors: 刘杰; 徐建平; 戴磊; 王诗奎; 薄建平; 成涛; 刘小波
Original assignee: China Construction Eco Environmental Group Co Ltd
Current assignee: China Construction Eco Environmental Group Co Ltd
Priority date: 2024-10-17
Filing date: 2024-10-17
Publication date: 2025-07-08
Anticipated expiration: 2034-10-17

Abstract

The utility model discloses a wastewater defluorination treatment device for a semiconductor, which comprises a tank body and two feeding pipes arranged on the tank body, wherein a bracket is fixedly arranged at the top of the tank body, a vertical hydraulic cylinder is fixedly arranged on the bracket, a driving mechanism is fixedly arranged at the bottom end of the vertical hydraulic cylinder, the bottom end of the driving mechanism extends to the inside of the tank body, and a conical filter net bag is fixedly connected in the tank body. According to the utility model, the lifting mechanism is used for supporting the conical baffle cover to form a complete reaction space with the conical filter screen pocket in cooperation with the driving mechanism, so that a waste defluorination reaction space is provided, then the lifting mechanism is used for driving the conical baffle cover to flexibly lift and control the discharge of filtered water, and then the driving mechanism is used for carrying out independent sediment discharge, so that high-efficiency and stable solid-liquid separation operation is realized, and the device has the advantages of improving the solid-liquid separation efficiency, increasing the wastewater treatment efficiency and improving the solid discharge efficiency.

Description

Wastewater defluorination treatment device for semiconductor

Technical Field

The utility model relates to the field of semiconductor wastewater treatment, in particular to a wastewater defluorination treatment device for semiconductors.

Background

The semiconductor waste water is acid fluorine-containing waste water, the main treatment indexes are pH, fluoride, COD and the like, the pH of the waste water is about 3, the fluoride content is up to 800mg/L or even higher, the waste water can reach the discharge standard by a reliable process, otherwise, the waste water can be discharged exceeding the standard, and the environment is polluted, wherein the fluorine-containing waste water is treated by the existing waste water treatment equipment, and usually, a fluorine removal agent is added into the fluorine-containing waste water to react and precipitate in the defluorination equipment.

However, the existing wastewater defluorination device generally adopts a filtering mode to separate precipitated wastewater, and as the filtering structure is generally horizontally arranged, substances precipitated in the filtering process can cause the water permeable efficiency of the filtering structure to be reduced, the treatment efficiency is reduced, and solid substances precipitated are very inconvenient to discharge, so that the overall treatment efficiency is reduced.

Disclosure of utility model

The utility model aims to solve the problems in the prior art and provides a wastewater defluorination treatment device for semiconductors.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a waste water defluorination processing apparatus for semiconductor, includes the jar body and installs two inlet pipes on the jar body, the top fixed mounting of the jar body has the support, fixed mounting has perpendicular pneumatic cylinder on the support, the bottom fixed mounting of perpendicular pneumatic cylinder has actuating mechanism, actuating mechanism's bottom extends to the inside of the jar body, the inside fixedly connected with toper filter string bag of jar body, actuating mechanism's bottom extends to the bottom of toper filter string bag and rather than the contact cooperation, the internally mounted of the jar body has the lifter, install annular arrangement's support frame on the lifter, the toper fender cover of the face in the laminating toper filter string bag outside of fixedly connected with between the support frame, one of them install guide mechanism on the support frame, guide mechanism and the bottom swing joint cooperation of toper fender cover, two discharge openings have been seted up to the bottom of the jar body.

As a further description of the technical scheme, the driving mechanism comprises a driving motor, a positioning ring, a sliding ring, a transmission rod and an anti-chuck, wherein the outer side of the driving motor is connected to the inner side of the support in a sliding manner, the output end of the driving motor is fixedly connected with the transmission rod through a coupler, the bottom end of the transmission rod extends to the bottom end of the conical filter net bag and is rotationally connected with the anti-chuck, the top of the anti-chuck is in close fit with the conical filter net bag, the inner side of the sliding ring is connected to the outer side of the transmission rod in a sliding manner, the outer side of the sliding ring is rotationally connected to the inner side of the positioning ring, and the outer side of the positioning ring is fixedly connected with the tank body.

As further description of the technical scheme, the transmission rod is provided with an integrated auger section, and the bottom end of the auger section is rotationally connected with the top of the anti-chuck.

As further description of the technical scheme, the bottom end opening of the conical filter net bag is fixedly connected with a fixing ring, and the bottom end of the fixing ring is fixedly connected with a rubber gasket.

As further description of the technical scheme, the lifting piece comprises two jacking hydraulic cylinders and an inner ring, the top ends of the jacking hydraulic cylinders penetrate through the tank body and are fixedly connected with the tank body, the movable ends of the jacking hydraulic cylinders are fixedly connected with the inner ring, and the outer sides of the inner ring are in sliding connection with the inside of the tank body.

As further description of the technical scheme, the material guiding mechanism comprises an inclined hydraulic cylinder and a material guiding cylinder, wherein the movable end of the inclined hydraulic cylinder is hinged to the outer side of the material guiding cylinder, one end of the inclined hydraulic cylinder is hinged to a supporting frame on the horizontal side, and the top of the material guiding cylinder is sleeved to the outer side of the conical shielding cover and is hinged to the conical shielding cover.

As further description of the technical scheme, the bottom of the tank body is fixedly connected with a material distributing box, the inside of the material distributing box is fixedly connected with a partition board, and material distributing box spaces on two sides of the partition board are respectively vertically corresponding to the two material discharging holes.

Compared with the prior art, the utility model has the advantages that:

According to the scheme, the lifting mechanism is used for supporting the conical baffle cover to form a complete reaction space with the conical filter screen bag matched driving mechanism, waste defluorination reaction space is provided, then the lifting mechanism is used for driving the conical baffle cover to flexibly lift and control filtered water to be discharged, and then independent sediment is discharged by the driving mechanism, so that efficient and stable solid-liquid separation operation is realized, and the device has the advantages of improving solid-liquid separation efficiency, increasing waste water treatment efficiency and improving solid discharge efficiency.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the present utility model;

FIG. 2 is an enlarged schematic view of the portion A of FIG. 1;

FIG. 3 is a schematic top view of the present utility model;

fig. 4 is a schematic view of a partial perspective structure of the present utility model.

The reference numerals in the figures illustrate:

1. A tank body; 2, a bracket, 3, a vertical hydraulic cylinder, 4, a driving mechanism, 41, a driving motor, 42, a positioning ring, 43, a sliding ring, 44, a transmission rod, 441, a hinged segment, 45, a counter chuck, 5, a conical filter net bag, 51, a fixed ring, 52, a rubber gasket, 6, a lifting piece, 61, a jacking hydraulic cylinder, 62, an inner ring, 7, a supporting frame, 8, a conical blocking cover, 9, a material guiding mechanism, 91, an inclined hydraulic cylinder, 92, a material guiding cylinder, 10, a material discharging hole, 11, a material distributing box, 111, a partition plate, 12 and a feeding pipe.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;

Referring to fig. 1-4, the wastewater defluorination treatment device for semiconductors comprises a tank body 1 and two feeding pipes 12 arranged on the tank body 1, wherein a support 2 is fixedly arranged at the top of the tank body 1, a vertical hydraulic cylinder 3 is fixedly arranged on the support 2, a driving mechanism 4 is fixedly arranged at the bottom end of the vertical hydraulic cylinder 3, the bottom end of the driving mechanism 4 extends to the inside of the tank body 1, a conical filter net bag 5 is fixedly connected to the inside of the tank body 1, the bottom end of the driving mechanism 4 extends to the bottom end of the conical filter net bag 5 and is in contact fit with the conical filter net bag 5, a lifting piece 6 is arranged in the inside of the tank body 1, a supporting frame 7 which is annularly arranged is arranged on the lifting piece 6, a conical baffle cover 8 which is fit with the outer side surface of the conical filter net bag 5 is fixedly connected between the supporting frames 7, a material guide mechanism 9 is arranged on one supporting frame 7, the material guide mechanism 9 is in movable connection fit with the bottom end of the conical baffle cover 8, and two material discharging holes 10 are formed in the bottom of the tank body 1.

In the utility model, the tank body 1 is taken as a main body of the device, the lifting piece 6 is firstly started to jack up the supporting frame 7 to lift, the inner side surface of the conical baffle cover 8 is driven to be tightly attached to the outer side surface of the conical filter net bag 5, the vertical hydraulic cylinder 3 is started to drive the driving mechanism 4 to lift, the bottom of the driving mechanism is enabled to be in contact with and close with the bottom opening of the conical filter net bag 5, then sewage is injected through the feeding pipe 12 on one side, the defluorination medicament is injected into the other feeding pipe 12, then the driving mechanism 4 is started to stir and mix the medicaments, so that the medicaments fully react, then the wastewater is subjected to static precipitation reaction, the reaction is caused to be precipitated at the bottom of the inner side of the conical filter net bag 5, at the moment, the lifting piece 6 is started to descend, the conical baffle cover 8 is enabled to be separated from the conical filter net bag 5, the guiding mechanism 9 is synchronously started to be leftwards offset to be above the discharging hole 10 on the left side, at the moment, the wastewater after defluorination inside is downwards discharged through the conical filter net bag 5, the sediment of the bottom reactant at the inner side of the conical filter net bag 5 is filtered and can not influence the discharge of waste water, when the waste water is discharged through the left discharge hole 10, the guide mechanism 9 is started to shift rightwards to the right discharge hole 10, then the vertical hydraulic cylinder 3 is started to drive the driving mechanism 4 to descend, the bottom opening of the conical filter net bag 5 is opened, the sediment is discharged downwards, and the driving mechanism 4 is started to rotate to increase the sediment discharge efficiency, so that the device has the advantages of improving the solid-liquid separation efficiency, increasing the waste water treatment efficiency and improving the solid discharge efficiency, solving the problems that the prior art generally adopts a filtering mode to separate the settled waste water, and the water permeable efficiency of the filtering structure is reduced due to the fact that the filtering structure is generally horizontally arranged, the sediment in the filtering process can be caused, the treatment efficiency is lowered, and the precipitated solid matter is discharged very inconveniently, so that the overall treatment efficiency is lowered.

Referring to fig. 1, the driving mechanism 4 includes a driving motor 41, a positioning ring 42, a sliding ring 43, a transmission rod 44 and a counter chuck 45, wherein the outer side of the driving motor 41 is slidably connected to the inner side of the bracket 2, an output end of the driving motor 41 is fixedly connected with the transmission rod 44 through a coupling, a bottom end of the transmission rod 44 extends to a bottom end of the conical filter net bag 5 and is rotatably connected with the counter chuck 45, a top of the counter chuck 45 is closely matched with the conical filter net bag 5, the inner side of the sliding ring 43 is slidably connected to the outer side of the transmission rod 44, the outer side of the sliding ring 43 is rotatably connected to the inner side of the positioning ring 42, and the outer side of the positioning ring 42 is fixedly connected with the tank 1.

In the utility model, the driving motor 41 is started to drive the transmission rod 44 and the sliding ring 43 to rotate in the positioning ring 42, so that the waste water is mixed, the medicament mixing efficiency is improved, and the opening and closing of the bottom opening of the conical filter net bag 5 are flexibly controlled by the anti-chuck 45, so that the solid-liquid separation and discharge are realized, and the device is flexible and efficient.

Referring to fig. 2, an integrated auger section 441 is disposed on the transmission rod 44, and the bottom end of the auger section 441 is rotatably connected to the top of the anti-chuck 45.

In the utility model, when sediment is discharged through the auger section 441, the driving motor 41 is started to drive the transmission rod 44 to rotate so as to drive the auger section 441 to rotate, thereby improving sediment discharge efficiency.

Referring to fig. 2, a bottom end opening of the conical filter net bag 5 is fixedly connected with a fixing ring 51, and a rubber gasket 52 is fixedly connected with the bottom end of the fixing ring 51.

According to the utility model, the fixing ring 51 is matched with the rubber gasket 52, so that the anti-chuck 45 is in contact extrusion with the rubber gasket 52, and the sealing effect on the bottom opening of the conical filter net bag 5 is better.

Referring to fig. 1, the lifting member 6 includes two jacking hydraulic cylinders 61 and an inner ring 62, wherein the top ends of the jacking hydraulic cylinders 61 penetrate through the tank body 1 and are fixedly connected with the same, the movable ends of the jacking hydraulic cylinders 61 are fixedly connected with the inner ring 62, and the outer sides of the inner ring 62 are slidably connected with the interior of the tank body 1.

According to the utility model, the jacking hydraulic cylinder 61 is started to drive the inner ring 62 to vertically slide along the inner wall of the tank body 1, so that the conical baffle cover 8 on the support frame 7 is driven to vertically move, the joint and separation of the conical baffle cover and the outer side face of the conical filter net bag 5 are realized, the joint and the sealing during reaction precipitation are realized, so that a stable precipitation space is formed inside the conical filter net bag 5, and the liquid is discharged first for solid-liquid separation during separation, so that the method is flexible and efficient.

Referring to fig. 2, the guide mechanism 9 includes an inclined hydraulic cylinder 91 and a guide cylinder 92, wherein a movable end of the inclined hydraulic cylinder 91 is hinged to an outer side of the guide cylinder 92, one end of the inclined hydraulic cylinder 91 is hinged to a horizontal support frame 7, and a top of the guide cylinder 92 is sleeved to an outer side of the conical shield 8 and is hinged to the conical shield.

In the utility model, the inclined hydraulic cylinder 91 is started to drive the guide cylinder 92 to move and adjust left and right so as to respectively pass through different discharge holes 10 during water discharge and sediment discharge, thereby realizing separation and discharge.

Referring to fig. 1, a material distributing box 11 is fixedly connected to the bottom of the tank 1, a partition plate 111 is fixedly connected to the inside of the material distributing box 11, and spaces of the material distributing boxes 11 on two sides of the partition plate 111 are respectively vertically corresponding to the two material discharging holes 10.

In the utility model, the sediment and sewage which are respectively discharged are separated by the partition plate 111 of the material separating box 11, so that the sediment and sewage are convenient to discharge.

The above description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The wastewater defluorination treatment device for the semiconductor comprises a tank body (1) and two feeding pipes (12) arranged on the tank body (1), and is characterized in that a support (2) is fixedly arranged at the top of the tank body (1), a vertical hydraulic cylinder (3) is fixedly arranged on the support (2), a driving mechanism (4) is fixedly arranged at the bottom end of the vertical hydraulic cylinder (3), the bottom end of the driving mechanism (4) extends to the inside of the tank body (1), a conical filter net bag (5) is fixedly connected to the inside of the tank body (1), the bottom end of the driving mechanism (4) extends to the bottom end of the conical filter net bag (5) and is in contact fit with the conical filter net bag, a lifting piece (6) is arranged in the inside of the tank body (1), a conical baffle cover (8) which is annularly arranged is fixedly connected with the surface of the conical filter net bag (5), a guide mechanism (9) is arranged on the support (7), and the bottom ends of the guide mechanism (9) and the two conical filter net bags (10) are connected with the bottom ends of the tank body (1).

2. The device for defluorination of semiconductor wastewater according to claim 1, wherein the driving mechanism (4) comprises a driving motor (41), a positioning ring (42), a sliding ring (43), a transmission rod (44) and an anti-chuck (45), the outer side of the driving motor (41) is slidably connected to the inner side of the support (2), the output end of the driving motor (41) is fixedly connected with the transmission rod (44) through a coupling, the bottom end of the transmission rod (44) extends to the bottom end of the conical filter net bag (5) and is rotatably connected with the anti-chuck (45), the top of the anti-chuck (45) is tightly matched with the conical filter net bag (5), the inner side of the sliding ring (43) is slidably connected to the outer side of the transmission rod (44), the outer side of the sliding ring (43) is rotatably connected to the inner side of the positioning ring (42), and the outer side of the positioning ring (42) is fixedly connected with the tank body (1).

3. The wastewater defluorination treatment device for semiconductors according to claim 2, wherein the transmission rod (44) is provided with an integrated auger section (441), and the bottom end of the auger section (441) is rotatably connected with the top of the counter chuck (45).

4. The wastewater defluorination treatment device for semiconductors according to claim 2, wherein the bottom end opening of the conical filter net bag (5) is fixedly connected with a fixing ring (51), and the bottom end of the fixing ring (51) is fixedly connected with a rubber gasket (52).

5. The device for defluorination of wastewater for semiconductors according to claim 1, wherein the lifting member (6) comprises two jacking hydraulic cylinders (61) and an inner ring (62), the top ends of the jacking hydraulic cylinders (61) penetrate through the tank body (1) and are fixedly connected with the tank body, the movable ends of the jacking hydraulic cylinders (61) are fixedly connected with the inner ring (62), and the outer sides of the inner ring (62) are slidably connected with the inside of the tank body (1).

6. The device for defluorination of wastewater for semiconductors according to claim 1, wherein the material guiding mechanism (9) comprises an inclined hydraulic cylinder (91) and a material guiding cylinder (92), the movable end of the inclined hydraulic cylinder (91) is hinged with the outer side of the material guiding cylinder (92), one end of the inclined hydraulic cylinder (91) is hinged with a supporting frame (7) on the horizontal side, and the top of the material guiding cylinder (92) is sleeved to the outer side of the conical baffle cover (8) and is hinged with the conical baffle cover.

7. The wastewater defluorination treatment device for semiconductors is characterized in that a material distribution box (11) is fixedly connected to the bottom of the tank body (1), a partition plate (111) is fixedly connected to the inside of the material distribution box (11), and the space of the material distribution box (11) on two sides of the partition plate (111) corresponds to two material discharge holes (10) vertically.