Polycrystalline silicon battery texturing waste gas treatment equipment

Abstract

The utility model discloses polycrystalline silicon battery texturing waste gas treatment equipment which comprises a bottom plate, a texturing instrument is arranged on one side of the top end of the bottom plate, a side plate is arranged on the outer wall of the bottom plate on one side of the texturing instrument, two sets of dust hoods are arranged on the outer wall of the side plate above the texturing instrument, and a treatment tank is arranged on the side, away from the texturing instrument, of the side plate through a support. An exhaust fan is installed on one side of the treatment tank through a support, an air conveying pipe is installed at one end of the exhaust fan, a three-way pipe is arranged at the other end of the exhaust fan, the end, away from the exhaust fan, of the three-way pipe is communicated with the outer wall of the dust suction hood, and an exhaust pipe is arranged at the top of the treatment tank. According to the waste gas treatment equipment, waste gas can be subjected to multiple filtration, so that the waste gas treatment effect is improved when the waste gas treatment equipment is used, and the phenomenon that the activated carbon filter screen, the HEPA filter screen and the nylon primary filter screen are blocked is reduced, so that the waste gas filtration effect is guaranteed when the waste gas treatment equipment is used; and the phenomenon that the interior of the treatment tank is eroded by rainwater is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a polysilicon cell texturing waste gas treatment device. Background Art

[0002] Polycrystalline silicon cells are solar cells with polycrystalline silicon as the matrix material. When they are produced and processed, they need to be processed by texturing equipment. In this process, a large amount of waste gas will be generated. If the waste gas is directly released into the air, it will cause pollution to the environment. In order to improve this phenomenon, corresponding waste gas treatment equipment is needed to filter and purify the waste gas.

[0003] Reference publication number CN211274160U is a waste gas treatment device, which includes a box body, wherein a plasma module and an air filter module are sequentially arranged inside the box body along the air flow direction, and the box body is connected to the outside at both ends in the direction from the plasma module to the air filter module. The waste gas treatment device fills the technical gap in industrial waste gas treatment, is more energy-saving, environmentally friendly, easy to use, low-cost, and can be quickly installed. It can be applied to more than 70% of waste gas treatment projects, is safer and more reliable, and has the effect of efficiently treating odorous gases and removing dust to achieve clean air. According to the above, although the waste gas treatment equipment can be well applied, it is usually not convenient to perform multiple filtering and purification on the waste gas, making it difficult for the waste gas treatment equipment to achieve the established expectations for the waste gas treatment effect. In addition, the waste gas treatment equipment is not convenient for brushing and cleaning the filter screen component, which makes the filter screen component prone to clogging, thereby affecting the purification effect of the waste gas, which often troubles people. Utility Model Content

[0004] The purpose of the utility model is to provide a polysilicon cell milling waste gas treatment device to solve the problem that the waste gas treatment device proposed in the above background technology can be well applied, but it is usually not convenient to perform multiple filtration and purification on the waste gas, making it difficult for the waste gas treatment device to achieve the expected treatment effect on the waste gas. In addition, the waste gas treatment device is not convenient for brushing and cleaning the filter components, making the filter components prone to clogging, thereby affecting the waste gas purification effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a polysilicon cell texturing waste gas treatment device, comprising a base plate, a texturing device is provided on one side of the top of the base plate, a side plate is provided on the outer wall of the base plate on the side of the texturing device, two groups of dust hoods are provided on the outer wall of the side plate above the texturing device, a treatment tank is provided on the side of the side plate away from the texturing device through a support, an exhaust fan is installed on one side of the treatment tank through the support, an air supply pipe is installed at one end of the exhaust fan, an end of the air supply pipe away from the exhaust fan extends to the interior of the treatment tank, a three-way pipe is provided at the other end of the exhaust fan, an end of the three-way pipe away from the exhaust fan is connected to the outer wall of the dust hood, an exhaust pipe is provided on the top of the treatment tank, and an electric control box is provided on the top of the support on the side of the treatment tank away from the exhaust fan.

[0006] Preferably, a baffle is provided at one end of the treatment tank, and a nylon primary filter is provided inside the treatment tank above the baffle, so that the exhaust gas can be preliminarily filtered through the setting of the nylon primary filter.

[0007] Preferably, a conical baffle is provided above the exhaust pipe, a linkage ring is provided on the top of the conical baffle, support seats are provided on both sides of the bottom end of the linkage ring, and the bottom end of the support seat is fixedly connected to the top end of the exhaust pipe. The conical baffle is provided to reduce the amount of rainwater falling into the treatment tank through the exhaust pipe.

[0008] Preferably, a HEPA filter is provided inside the treatment tank above the nylon primary filter, and an activated carbon filter is provided inside the treatment tank above the HEPA filter. The HEPA filter and the activated carbon filter are arranged so as to perform multiple filtrations on the exhaust gas.

[0009] Preferably, a rotating drive member is installed at the bottom of the treatment tank through a protective box, and a rotating shaft is provided at the top of the rotating drive member. The top of the rotating shaft passes through the baffle, the nylon primary filter and the HEPA filter in sequence and is provided with a first brush plate. The top of the first brush plate touches the bottom end of the activated carbon filter, and the rotating drive member is opened to drive the rotating shaft to rotate.

[0010] Preferably, a second brush plate is provided on the outer wall of the rotating shaft below the HEPA filter, and the top of the second brush plate touches the bottom of the HEPA filter. A third brush plate is provided on the outer wall of the rotating shaft below the nylon primary filter, and the top of the third brush plate touches the bottom of the nylon primary filter. The outer wall of the treatment tank away from the exhaust fan is provided with equally spaced sewage outlets, and the second brush plate and the third brush plate are arranged to brush and clean the lower surfaces of the HEPA filter and the nylon primary filter.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the polysilicon battery texturing waste gas treatment equipment can not only perform multiple filtrations on the waste gas, thereby improving the waste gas treatment effect when the waste gas treatment equipment is used, but also reduces the clogging phenomenon of the activated carbon filter, the HEPA filter and the nylon primary filter, so as to ensure the filtering effect of the waste gas when the waste gas treatment equipment is used, and reduces the phenomenon of rainwater erosion inside the treatment tank;

[0012] (1) Through the setting of nylon primary filter, HEPA filter and activated carbon filter, when the exhaust gas is sucked into the inside of the treatment tank, the exhaust gas can be filtered multiple times, thereby improving the treatment effect of the exhaust gas when the exhaust gas treatment equipment is used;

[0013] (2) The rotating shaft is driven to rotate by a rotating driving member, so that the rotating shaft drives the first brush plate, the second brush plate and the third brush plate to rotate, so that the lower surface of the activated carbon filter, the HEPA filter and the nylon primary filter can be brushed and cleaned, thereby reducing the clogging of the activated carbon filter, the HEPA filter and the nylon primary filter, so as to ensure the filtering effect of the exhaust gas when the exhaust gas treatment equipment is used;

[0014] (3) By setting the conical baffle above the exhaust pipe through the linkage ring and the support seat, the conical baffle can shield the exhaust pipe from above to reduce the rainwater and other foreign matter from falling into the treatment tank through the exhaust pipe, thereby reducing the phenomenon of the treatment tank being eroded by rainwater. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a rear-view three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the treatment tank of the utility model;

[0018] Figure 4 It is a schematic diagram of the enlarged structure of the conical shed of the utility model when viewed from above.

[0019] In the figure: 1. bottom plate; 2. side plate; 3. velveting equipment; 4. dust hood; 5. treatment tank; 6. exhaust pipe; 7. conical baffle; 8. exhaust fan; 9. three-way pipe; 10. gas pipe; 11. electric control box; 12. rotating drive member; 13. rotating shaft; 14. activated carbon filter; 15. HEPA filter; 16. nylon primary filter; 17. baffle; 18. first brush plate; 19. second brush plate; 20. third brush plate; 21. sewage outlet; 22. linkage ring; 23. support seat. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides an embodiment: a polysilicon cell texturing waste gas treatment device, comprising a bottom plate 1, a texturing device 3 is provided on one side of the top of the bottom plate 1, a side plate 2 is provided on the outer wall of the bottom plate 1 on one side of the texturing device 3, two groups of dust hoods 4 are provided on the outer wall of the side plate 2 above the texturing device 3, a treatment tank 5 is provided on the side of the side plate 2 away from the texturing device 3 through a support, a baffle 17 is provided at one end of the inside of the treatment tank 5, and a nylon primary filter screen 16 is provided inside the treatment tank 5 above the baffle 17;

[0022] When in use, the nylon primary filter 16 is provided to perform preliminary filtration on the exhaust gas;

[0023] A HEPA filter 15 is provided inside the treatment tank 5 above the nylon primary filter 16, and an activated carbon filter 14 is provided inside the treatment tank 5 above the HEPA filter 15;

[0024] When in use, the HEPA filter 15 and the activated carbon filter 14 are provided to perform multiple filtrations on the exhaust gas;

[0025] A rotating drive member 12 is installed at the bottom of the treatment tank 5 through a protective box. A rotating shaft 13 is provided at the top of the rotating drive member 12. The top of the rotating shaft 13 passes through a baffle 17, a nylon primary filter 16 and a HEPA filter 15 in sequence and is provided with a first brush plate 18. The top of the first brush plate 18 touches the bottom of the activated carbon filter 14.

[0026] When in use, the rotating drive member 12 is turned on to drive the rotating shaft 13 to rotate;

[0027] A second brush plate 19 is provided on the outer wall of the rotating shaft 13 below the HEPA filter 15, and the top of the second brush plate 19 touches the bottom of the HEPA filter 15. A third brush plate 20 is provided on the outer wall of the rotating shaft 13 below the nylon primary filter 16, and the top of the third brush plate 20 touches the bottom of the nylon primary filter 16. The outer wall of the treatment tank 5 away from the exhaust fan 8 is provided with sewage outlets 21 at equal intervals.

[0028] When in use, the second brush plate 19 and the third brush plate 20 are arranged so as to brush and clean the lower surfaces of the HEPA filter 15 and the nylon primary filter 16;

[0029] An exhaust fan 8 is installed on one side of the treatment tank 5 through a support, and an air supply pipe 10 is installed on one end of the exhaust fan 8. The end of the air supply pipe 10 away from the exhaust fan 8 extends to the inside of the treatment tank 5. A three-way pipe 9 is provided at the other end of the exhaust fan 8. The end of the three-way pipe 9 away from the exhaust fan 8 is connected to the outer wall of the dust hood 4. An exhaust pipe 6 is provided on the top of the treatment tank 5. A conical baffle 7 is provided above the exhaust pipe 6. A linkage ring 22 is provided on the top of the conical baffle 7. Support seats 23 are provided on both sides of the bottom end of the linkage ring 22. The bottom end of the support seat 23 is fixedly connected to the top end of the exhaust pipe 6.

[0030] When in use, the conical shed 7 is provided to reduce the rainwater from falling into the treatment tank 5 through the exhaust pipe 6;

[0031] An electric control box 11 is provided at the top of the support of the treatment tank 5 away from the exhaust fan 8.

[0032] When the embodiment of the present application is in use, the exhaust fan 8 is first turned on, so that the two sets of dust hoods 4 suck the exhaust gas generated by the velveting machine 3 into the interior of the treatment tank 5 through the three-way pipe 9 and the air supply pipe 10 in turn, and then the nylon primary filter 16, the HEPA filter 15 and the activated carbon filter 14 filter and purify the exhaust gas in turn, and the purified gas is discharged through the exhaust pipe 6 to achieve the purpose of multiple treatment of the exhaust gas, and then the rotating shaft 13 is driven to rotate by the rotating drive member 12, so that the rotating shaft 13 drives the first brush plate 18, the second brush plate 19 and the third brush plate 20 is rotated to brush and clean the lower surfaces of the activated carbon filter 14, the HEPA filter 15 and the nylon primary filter 16 to reduce the clogging of the activated carbon filter 14, the HEPA filter 15 and the nylon primary filter 16 after long-term use. Finally, the conical baffle 7 is set above the exhaust pipe 6 through the linkage ring 22 and the support seat 23, so that the conical baffle 7 can block the exhaust pipe 6 from above to reduce foreign matter such as rainwater from falling into the treatment tank 5 from the exhaust pipe 6, thereby completing the use of the exhaust gas treatment equipment.

Claims

1. A polysilicon cell texturing waste gas treatment device, characterized in that: The invention comprises a bottom plate (1), a texturing device (3) is provided on one side of the top of the bottom plate (1), a side plate (2) is provided on the outer wall of the bottom plate (1) on one side of the texturing device (3), two groups of dust hoods (4) are provided on the outer wall of the side plate (2) above the texturing device (3), a treatment tank (5) is provided on the side of the side plate (2) away from the texturing device (3) via a support, an exhaust fan (8) is installed on one side of the treatment tank (5) via a support, and the exhaust fan (8) An air supply pipe (10) is installed at one end of the exhaust fan (8), and the end of the air supply pipe (10) away from the exhaust fan (8) extends to the interior of the treatment tank (5). A three-way pipe (9) is provided at the other end of the exhaust fan (8), and the end of the three-way pipe (9) away from the exhaust fan (8) is connected to the outer wall of the dust hood (4). An exhaust pipe (6) is provided at the top of the treatment tank (5), and an electric control box (11) is provided at the top of the support on the side of the treatment tank (5) away from the exhaust fan (8).

2. The polysilicon cell texturing waste gas treatment equipment according to claim 1 is characterized by: A baffle (17) is provided at one end of the treatment tank (5), and a nylon primary filter (16) is provided inside the treatment tank (5) above the baffle (17).

3. The polysilicon cell texturing waste gas treatment equipment according to claim 1 is characterized by: A conical baffle (7) is provided above the exhaust pipe (6), a linkage ring (22) is provided at the top of the conical baffle (7), support seats (23) are provided on both sides of the bottom end of the linkage ring (22), and the bottom end of the support seat (23) is fixedly connected to the top end of the exhaust pipe (6).

4. The polysilicon cell texturing waste gas treatment equipment according to claim 2 is characterized by: A HEPA filter (15) is provided inside the treatment tank (5) above the nylon primary filter (16), and an activated carbon filter (14) is provided inside the treatment tank (5) above the HEPA filter (15).

5. The polysilicon cell texturing waste gas treatment equipment according to claim 4 is characterized by: A rotating drive member (12) is installed at the bottom of the treatment tank (5) through a protective box, and a rotating shaft (13) is provided at the top end of the rotating drive member (12). The top end of the rotating shaft (13) passes through a baffle (17), a nylon primary filter (16) and a HEPA filter (15) in sequence and is provided with a first brush plate (18). The top end of the first brush plate (18) touches the bottom end of the activated carbon filter (14).

6. The polysilicon cell texturing waste gas treatment equipment according to claim 4 is characterized by: A second brush plate (19) is provided on the outer wall of the rotating shaft (13) below the HEPA filter (15), and the top of the second brush plate (19) touches the bottom of the HEPA filter (15). A third brush plate (20) is provided on the outer wall of the rotating shaft (13) below the nylon primary filter (16), and the top of the third brush plate (20) touches the bottom of the nylon primary filter (16). The outer wall of the treatment tank (5) away from the exhaust fan (8) is provided with sewage outlets (21) at equal intervals.

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