Sewage filtering device for autoclaved flyash-lime brick production
By introducing spiral blades and a small oscillating motor into the wastewater filtration device used in the production of autoclaved fly ash bricks, the clogging problem of the device was solved, automatic filter residue cleaning was achieved, and the continuous and efficient operation of the filtration device was ensured.
Patent Information
- Application Number
- CN202422805964.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-18
- Publication Date
- 2025-09-19
- Estimated Expiration
- 2034-11-18
AI Technical Summary
The existing wastewater filtering device for autoclaved fly ash brick production is prone to clogging after a period of use and lacks an automatic clearing function.
A device including a filter tank, a water baffle, a curved filter plate, an inclined filter plate, a spiral blade and a drive mechanism was designed. The filter residue was pushed into a collection box by the rotation of the spiral blade. Combined with a small oscillation motor, the inclined filter plate was vibrated to avoid blockage caused by accumulation of filter residue.
It realizes the automatic cleaning of filter residue, avoids the clogging of the filter plate, and ensures the continuous and efficient operation of the filter device.
Smart Images
Figure CN223351226U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of sewage filtering equipment, in particular to a sewage filtering device for producing autoclaved fly ash bricks. Background Art
[0002] Autoclaved fly ash bricks are made from fly ash, lime, or cement as the primary raw materials, with an appropriate amount of gypsum and aggregate added. The process involves preparing the mixture, pressing it into shape, and then curing it under high pressure, normal pressure, or natural curing. The production of autoclaved fly ash bricks generates wastewater, which contains a high concentration of particulate matter and requires filtration. Existing wastewater filtration devices lack automatic clearing capabilities and are prone to clogging after a period of use. Therefore, it is particularly important to develop a wastewater filtration device for autoclaved fly ash brick production that has an automatic clearing function to prevent clogging. Summary of the Invention
[0003] The utility model aims to provide a sewage filtering device for producing autoclaved fly ash bricks, which has the advantage of automatic clearing function and avoiding blockage.
[0004] The technical solutions adopted are as follows:
[0005] A sewage filtering device for autoclaved fly ash brick production comprises a filter tank, the bottom end of the filter tank is stepped, a water baffle is provided at a high section inside the filter tank, the water baffle is provided with a water outlet pipe, an arc-shaped filter plate is horizontally provided on the inner side of the water baffle, the arc-shaped filter plate is connected to an inclined filter plate, a spiral blade is provided for rotating the filter tank on the upper end of the arc-shaped filter plate, one end of the arc-shaped filter plate is recessed downwardly and provided with a collection box, the filter tank is provided with a driving mechanism connected to the spiral blade, and a drain valve is provided at the bottom end of the filter tank.
[0006] Preferably, the driving mechanism includes a driven sprocket, which is coaxially connected to the spiral blade by a connecting shaft. A rotating shaft is arranged in the filter tank outside the outlet pipe, and multiple push plates are arranged on the side of the rotating shaft. The rotating shaft is connected to a driving sprocket, and a transmission chain is arranged between the driving sprocket and the driven sprocket.
[0007] Preferably, a filter box is provided on the inner wall of the filter pool inside the drain valve, and the filter box includes an upwardly inclined slope and a vertically arranged side surface.
[0008] Preferably, a liquid level sensor is provided on the inner wall of the filter tank.
[0009] Preferably, a small oscillating motor is provided on the inclined filter plate.
[0010] Preferably, the collection box comprises a stainless steel frame, and a collection bag made of filter cloth is arranged inside the stainless steel frame.
[0011] Compared with the existing technology, the beneficial effects are:
[0012] 1. During the filtration process of the utility model, sewage impacts the inclined filter plate, and the filter residue slides along the inclined filter plate to the curved filter plate. The driving mechanism drives the spiral blade to rotate, so that the spiral blade pushes the filter residue on the upper end of the curved filter plate into the collection box, avoiding clogging of the curved filter plate due to accumulation of too much filter residue.
[0013] 2. In the utility model, a small oscillation motor is provided on the inclined filter plate to drive the inclined filter plate to vibrate, thereby facilitating the sliding of the filter residue. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a three-dimensional structural diagram of a sewage filtration device for autoclaved fly ash brick production.
[0015] Figure 2 This is a schematic diagram of the internal structure of a wastewater filtration device for autoclaved fly ash brick production.
[0016] Figure 3 This is a schematic top view of a wastewater filtration device for autoclaved fly ash brick production.
[0017] In the figure: 1. Filter tank; 2. Water baffle; 3. Outlet pipe; 4. Curved filter plate; 5. Inclined filter plate; 6. Small oscillation motor; 7. Spiral blade; 8. Collection box; 9. Drain valve; 10. Filter box; 11. Liquid level sensor; 12. Driven sprocket; 13. Rotating shaft; 14. Push plate; 15. Drive sprocket; 16. Transmission chain. DETAILED DESCRIPTION
[0018] The present invention will be further described below with reference to specific embodiments. Figures 1 to 3 As shown:
[0019] Example 1: A sewage filtration device for the production of autoclaved fly ash bricks, comprising a filter tank 1, the bottom end of the filter tank 1 being stepped, a water retaining plate 2 being provided at a high section inside the filter tank 1, the water retaining plate 2 being provided with an outlet pipe 3, an arc-shaped filter plate 4 being horizontally provided on the inner side of the water retaining plate 2, the arc-shaped filter plate 4 being connected to an inclined filter plate 5, sewage flows down from above the inclined filter plate 5 and impacts the inclined filter plate 5, after the inclined filter plate 5 filters the sewage inlet water, the filtered water flows down, and the filter residue remains on the inclined filter plate 5 or slides onto the curved filter plate 4, and the inclined filter plate 5 is inclined to facilitate the sliding of the filter residue.
[0020] The filter pool 1 at the upper end of the curved filter plate 4 is rotatably provided with a spiral blade 7, and one end of the curved filter plate 4 is recessed downwardly and provided with a collection box 8. The filter pool 1 is provided with a driving mechanism connected to the spiral blade 7. The driving mechanism drives the spiral blade 7 to rotate, so that the spiral blade 7 is used to push the filter residue on the curved filter plate 4 into the collection box 8, thereby cleaning the curved filter plate and avoiding blockage. A drain valve 9 is provided at the bottom end of the filter pool 1, and the drain valve 9 is used to discharge water in the filter pool 1.
[0021] Example 2: A sewage filtration device for the production of autoclaved fly ash bricks, comprising a filter tank 1, the bottom end of the filter tank 1 being stepped, a water baffle 2 being provided at a high section inside the filter tank 1, the water baffle 2 being provided with an outlet pipe 3, an arc-shaped filter plate 4 being horizontally provided on the inner side of the water baffle 2, the arc-shaped filter plate 4 being connected to an inclined filter plate 5, sewage flows down from above the inclined filter plate 5 and impacts the inclined filter plate 5, after the inclined filter plate 5 filters the incoming sewage, the filtered water flows down, and the filter residue remains on the inclined filter plate 5 or slides onto the arc-shaped filter plate 4, the inclined filter plate 5 being arranged at an angle to facilitate the sliding of the filter residue, and a small oscillation motor 6 is provided on the inclined filter plate 5, the small oscillation motor 6 drives the inclined filter plate 5 to vibrate, thereby facilitating the sliding of the filter residue.
[0022] The filter pool 1 at the upper end of the curved filter plate 4 is rotatably provided with a spiral blade 7, and one end of the curved filter plate 4 is recessed downwardly and provided with a collection box 8. The filter pool 1 is provided with a driving mechanism connected to the spiral blade 7, and the driving mechanism drives the spiral blade 7 to rotate, so that the spiral blade 7 is used to push the filter residue on the curved filter plate 4 into the collection box 8, thereby playing a role in cleaning the curved filter plate and avoiding blockage. The collection box 8 includes a stainless steel frame, and a collection bag made of filter cloth is provided in the stainless steel frame.
[0023] A drain valve 9 is provided at the bottom end of the filter pool 1. The drain valve 9 is used to drain the water in the filter pool 1. A filter box 10 is provided on the inner wall of the filter pool 1 inside the drain valve 9. The filter box 10 includes an upwardly inclined slope and a vertically arranged side surface. A liquid level sensor 11 is provided on the inner wall of the filter pool 1. When the liquid level in the filter pool 1 rises, it means that the filter box 10 is blocked, resulting in poor water flow and needs to be cleaned.
[0024] The driving mechanism includes a driven sprocket 12, which is coaxially connected to the spiral blade 7 by a connecting shaft. A rotating shaft 13 is rotatably provided in the filter tank 1 outside the outlet pipe 3, and a plurality of push plates 14 are provided on the side of the rotating shaft 13. The rotating shaft 13 is connected to a driving sprocket 15, and a transmission chain 16 is provided between the driving sprocket 15 and the driven sprocket 12. The water flowing out of the outlet pipe 3 pushes the push plate 14, thereby driving the rotating shaft 13 to rotate, and the driving sprocket 15, the driven sprocket 12 and the transmission chain 16 are used to drive the spiral blade 7 to rotate.
[0025] The specific working process is as follows: start the small oscillation motor 6 to drive the inclined filter plate 5 to vibrate, and impact the sewage onto the inclined filter plate 5. The filter residue slides along the inclined filter plate 5 to the curved filter plate 4, and the filtered water flows out of the outlet pipe 3 to impact the push plate 14. The rotating shaft 13 is connected to the driving sprocket 15. A transmission chain 16 is arranged between the driving sprocket 15 and the driven sprocket 12. The water flowing out of the outlet pipe 3 pushes the push plate 14, thereby driving the rotating shaft 13 to rotate, and the driving sprocket 15, the driven sprocket 12 and the transmission chain 16 are used to drive the spiral blade 7 to rotate, so that the spiral blade 7 is used to push the filter residue on the upper end of the curved filter plate 4 into the collection box 8 to avoid clogging of the curved filter plate 4 due to accumulation of too much filter residue.
[0026] The above-mentioned embodiments are only preferred embodiments of the present invention and cannot be used to limit the scope of protection of the present invention. Any non-substantial changes and replacements made by technicians in this field on the basis of the present invention fall within the scope of protection required by the present invention.
Claims
1. A wastewater filtration device for autoclaved fly ash brick production, characterized by: The invention comprises a filter pool (1), the bottom end of the filter pool (1) is in a stepped shape, a water baffle (2) is provided at a high section inside the filter pool (1), the water baffle (2) is provided with a water outlet pipe (3), an arc-shaped filter plate (4) is horizontally provided inside the water baffle (2), the arc-shaped filter plate (4) is connected to an inclined filter plate (5), a spiral blade (7) is provided in rotation on the filter pool (1) at the upper end of the arc-shaped filter plate (4), a collection box (8) is provided at one end of the arc-shaped filter plate (4) which is recessed downward, the filter pool (1) is provided with a driving mechanism connected to the spiral blade (7), and a drain valve (9) is provided at the bottom end of the filter pool (1).
2. The wastewater filtration device for autoclaved fly ash brick production according to claim 1, characterized in that: The driving mechanism includes a driven sprocket (12), which is coaxially connected to the spiral blade (7) by a connecting shaft. A rotating shaft (13) is rotatably provided in the filter tank (1) outside the water outlet pipe (3), and a plurality of push plates (14) are provided on the side of the rotating shaft (13). The rotating shaft (13) is connected to a driving sprocket (15), and a transmission chain (16) is provided between the driving sprocket (15) and the driven sprocket (12).
3. The wastewater filtration device for autoclaved fly ash brick production according to claim 1, characterized in that: A filter box (10) is provided on the inner wall of the filter pool (1) inside the drain valve (9), and the filter box (10) comprises an upwardly inclined inclined surface and a vertically arranged side surface.
4. The wastewater filtration device for autoclaved fly ash brick production according to claim 3, characterized in that: The inner wall of the filter tank (1) is provided with a liquid level sensor (11).
5. The wastewater filtering device for autoclaved fly ash brick production according to claim 1, characterized in that: A small oscillating motor (6) is provided on the inclined filter plate (5).
6. The wastewater filtering device for autoclaved fly ash brick production according to claim 1, characterized in that: The collecting box (8) comprises a stainless steel frame, and a collecting bag made of filter cloth is arranged inside the stainless steel frame.