Waste liquid treatment device for hot galvanizing

Abstract

The utility model relates to the technical field of waste liquid treatment, and discloses a waste liquid treatment device for hot galvanizing, which solves the problem that the existing filter screen is easy to block to influence the filtering effect, and comprises a treatment box, the treatment box is provided with a filtering mechanism and a cleaning mechanism, the filtering mechanism is positioned below the cleaning mechanism, and the cleaning mechanism is positioned below the filtering mechanism. A liquid inlet pipe and a liquid outlet pipe are fixedly connected to the two sides of the treatment box respectively, a slag outlet is formed in the side, away from the liquid inlet pipe, of the treatment box, a sealing plate is installed on the inner side of the slag outlet, and the filtering mechanism comprises a filtering plate movably installed in the treatment box; according to the utility model, the motor I and the transmission shaft as well as the disc and the movable rod are matched to facilitate the horizontal movement of the movable block, and the driving rod II and the guide block as well as the guide rod and the driving rod I are matched to facilitate the continuous up-and-down movement of the filter plate, so that the filter plate can generate a vibration effect, thereby avoiding the blockage of the filter plate; the filtering effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of waste liquid treatment, in particular to a waste liquid treatment device for hot-dip galvanizing. Background Art

[0002] Hot-dip galvanizing is to make molten metal react with iron matrix to produce alloy layer, so that the matrix and coating are combined. Hot-dip galvanizing is to pickle the steel parts first. In order to remove the iron oxide on the surface of the steel parts, after pickling, it is cleaned by ammonium chloride or zinc chloride aqueous solution or ammonium chloride and zinc chloride mixed aqueous solution tank, and then sent to the hot-dip plating tank. Hot-dip galvanizing has the advantages of uniform coating, strong adhesion and long service life. After hot-dip galvanizing, the waste liquid needs to be treated; according to the authorization announcement number: CN209872547U, the name is "a kind of wear-resistant and corrosion-resistant metal product The patent document of "Hot-dip galvanized wastewater treatment device" states that when it is used, the water inlet cover is opened, the wastewater to be treated is input from the water inlet, and the wastewater passes through the filter screen for the first coarse filtration. The cylinder works to push the hydraulic rod to move, and pushes the connecting block set on the sliding sleeve to move. The sliding sleeve moves with the connecting block on the sliding shaft. A scraper is connected to the bottom of the sliding sleeve. The scraper scrapes the metal residue left on the filter screen into the waste residue tank through the set slag discharge port. A hot-dip galvanized layer is bonded to the inner wall of the shell and the outer wall of the cover plate to prevent the metal in the wastewater from corroding the shell; but the following defects still exist:

[0003] The filter is fixed in the shell, and the metal residue on the filter is removed by the movement of the scraper. However, the scraper is prone to squeeze the metal residue into the filter holes on the filter during movement, causing the filter to become blocked, thereby affecting the filtering effect of the waste liquid. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a waste liquid treatment device for hot-dip galvanizing, which effectively solves the problem that the current filter screen is easily blocked and affects the filtering effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waste liquid treatment device for hot-dip galvanizing, comprising a treatment box, a filtering mechanism and a cleaning mechanism are installed on the treatment box, the filtering mechanism is located below the cleaning mechanism, a liquid inlet pipe and a liquid discharge pipe are fixedly connected to both sides of the treatment box, a slag discharge port is provided on one side of the treatment box away from the liquid inlet pipe, and a sealing plate is installed on the inner side of the slag discharge port;

[0006] The filtering mechanism includes a filter plate movably installed inside a processing box, a fixed frame located below the filter plate is fixedly installed inside the processing box, two bottom rods are symmetrically fixedly connected to the bottom of the filter plate, the bottom ends of the two bottom rods penetrate the fixed frame and are fixedly installed with bottom blocks, and the two bottom rods are movably connected to the fixed frame, a guide rod is fixedly connected to the inner side of the fixed frame, and two guide blocks are symmetrically and movably sleeved on the outer side of the guide rod, the bottom of the filter plate is symmetrically rotatably connected to two driving rods, and the ends of the two driving rods away from the filter plate are respectively rotatably connected to the tops of the two guide blocks.

[0007] Preferably, a movable block is provided on the inner side of the fixed frame, and a U-shaped round rod is fixedly installed on the side of the movable block close to the guide rod. The U-shaped round rod penetrates the guide rod and is movably connected to the guide rod. The outer side of the movable block is symmetrically rotatably connected to two driving rods 2, and the ends of the two driving rods 2 away from the movable block are respectively rotatably connected to the two guide blocks.

[0008] Preferably, a disc is provided on the inner side of the fixed frame, a transmission shaft is fixedly installed on the outer side of the disc, one end of the transmission shaft away from the disc extends to the outside of the processing box and is fixedly installed with a motor, a support seat is fixedly installed on the motor, and the support seat is fixed to the outside of the processing box, one end of the disc away from the transmission shaft is rotatably connected to a movable rod, and one end of the movable rod away from the disc is rotatably connected to the movable block.

[0009] Preferably, the cleaning mechanism includes a slide plate located inside the processing box, the slide plate is located above the filter plate, a cleaning brush is provided directly below the slide plate, the cleaning brush is fitted with the top of the filter plate, the outer side of the slide plate is symmetrically fixedly connected to two side blocks, the top of the cleaning brush is symmetrically fixedly connected to two push rods, the top ends of the two push rods respectively penetrate the two side blocks and are fixedly connected to the top blocks, and the two push rods are movably connected to the two side blocks respectively, springs are fixedly connected between the two side blocks and the cleaning brush, and the two springs are respectively mounted on the outer sides of the two push rods.

[0010] Preferably, a limit block is fixedly installed on the top of the slide, a limit rod located above the slide is fixedly installed inside the processing box, and the limit block is movably sleeved on the outer side of the limit rod.

[0011] Preferably, a screw rod is provided below the limit rod, the screw rod and the limit rod are arranged parallel to each other, the slide plate is threadedly sleeved on the outer side of the screw rod, one end of the screw rod is rotatably connected to the inner wall of the processing box, the other end of the screw rod extends to the outer side of the processing box and is fixedly installed with motor 2, and support seat 2 is fixedly installed on motor 2, and support seat 2 is fixed to the outer side of the processing box.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model facilitates the horizontal movement of the movable block through the cooperation between the motor 1 and the transmission shaft, the disc and the movable rod, and facilitates the continuous up and down movement of the filter plate through the cooperation between the driving rod 2 and the guide block, and the guide rod and the driving rod 1, so that the filter plate can produce a vibration effect, thereby avoiding the blockage of the filter plate and improving the filtering effect;

[0014] (2) The new type of filter can make the cleaning brush fit tightly against the filter plate through the cooperation between the side block and the top rod, as well as the spring and the cleaning brush, under the action of the elastic force of the two springs, and facilitate the horizontal movement of the slide plate through the cooperation between the motor 2 and the screw rod, as well as the limit block and the limit rod, so that the cleaning brush can move horizontally to clean the metal residue on the filter plate, thereby facilitating the cleaning of impurities on the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of the waste liquid treatment device for hot-dip galvanizing of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the processing box of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the filter mechanism of the utility model;

[0020] Figure 4 This is a schematic diagram of the cleaning mechanism structure of the utility model;

[0021] In the figure: 1. treatment box; 2. filtering mechanism; 201. filter plate; 202. motor 1; 203. support seat 1; 204. transmission shaft; 205. driving rod 1; 206. guide rod; 207. U-shaped round rod; 208. bottom block; 209. bottom rod; 2010. guide block; 2011. fixed frame; 2012. driving rod 2; 2013. movable block; 2014. movable rod; 2015. disc; 3. cleaning mechanism; 301. slide plate; 302. top rod; 303. spring; 304. side block; 305. cleaning brush; 306. screw rod; 307. support seat 2; 308. motor 2; 309. limit rod; 3010. top block; 3011. limit block; 4. liquid inlet pipe; 5. liquid discharge pipe; 6. sealing plate; 7. slag discharge port. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0023] Embodiment 1, by Figure 1-2 The utility model includes a processing box 1, on which a filtering mechanism 2 and a cleaning mechanism 3 are installed, the filtering mechanism 2 is located below the cleaning mechanism 3, and both sides of the processing box 1 are respectively fixedly connected with a liquid inlet pipe 4 and a liquid discharge pipe 5, and a slag discharge port 7 is provided on the side of the processing box 1 away from the liquid inlet pipe 4, and a sealing plate 6 is installed on the inner side of the slag discharge port 7.

[0024] Specifically, by Figure 3 It is given that the filtering mechanism 2 includes a filter plate 201 movably installed inside the processing box 1, a fixed frame 2011 located below the filter plate 201 is fixedly installed inside the processing box 1, two bottom rods 209 are symmetrically fixedly connected to the bottom of the filter plate 201, the bottom ends of the two bottom rods 209 both penetrate the fixed frame 2011 and are fixedly installed with a bottom block 208, and the two bottom rods 209 are movably connected to the fixed frame 2011, the inner side of the fixed frame 2011 is fixedly connected with a guide rod 206, the outer side of the guide rod 206 is symmetrically and movably sleeved with two guide blocks 2010, the bottom of the filter plate 201 is symmetrically rotatably connected with two driving rods 205, the ends of the two driving rods 205 away from the filter plate 201 are rotatably connected to the tops of the two guide blocks 2010, a movable block 2013 is provided on the inner side of the fixed frame 2011, and the movable block 2013 is fixed on one side close to the guide rod 206 A U-shaped round rod 207 is fixedly installed, and the U-shaped round rod 207 passes through the guide rod 206 and is movably connected to the guide rod 206. The outer side of the movable block 2013 is symmetrically rotatably connected to two driving rods 2012, and the ends of the two driving rods 2012 away from the movable block 2013 are respectively rotatably connected to the two guide blocks 2010. A disc 2015 is provided on the inner side of the fixed frame 2011, and a transmission shaft 204 is fixedly installed on the outer side of the disc 2015. The end of the transmission shaft 204 away from the disc 2015 extends to the outside of the processing box 1 and is fixedly installed with a motor 202. A support seat 203 is fixedly installed on the motor 202, and the support seat 203 is fixed to the outside of the processing box 1. The end of the disc 2015 away from the transmission shaft 204 is rotatably connected to the movable rod 2014, and the end of the movable rod 2014 away from the disc 2015 is rotatably connected to the movable block 2013.

[0025] When in use, first start the motor 202 to drive the transmission shaft 204 to rotate, and then drive the disc 2015 to rotate. Under the cooperation between the U-shaped round rod 207 and the guide rod 206, the movable block 2013 is driven to move horizontally through the movable rod 2014, and the two guide blocks 2010 are driven to slide along the guide rod 206 through the two driving rods 2012 respectively. Under the cooperation between the bottom rod 209 and the fixed frame 2011, the filter plate 201 is driven to move up and down through the two driving rods 1 205, so that the filter plate 201 produces a vibration effect, thereby avoiding blockage of the filter plate 201 and finally improving the filtering effect of the filter plate 201.

[0026] Specifically, by Figure 4 It is given that the cleaning mechanism 3 includes a slide plate 301 located inside the processing box 1, the slide plate 301 is located above the filter plate 201, a cleaning brush 305 is provided directly below the slide plate 301, the cleaning brush 305 is fitted with the top of the filter plate 201, the outer side of the slide plate 301 is symmetrically fixedly connected to two side blocks 304, the top of the cleaning brush 305 is symmetrically fixedly connected to two top rods 302, the top ends of the two top rods 302 respectively penetrate the two side blocks 304 and are fixedly connected to the top block 3010, and the two top rods 302 are movably connected to the two side blocks 304, and springs 303 are fixedly connected between the two side blocks 304 and the cleaning brush 305, and the two springs 303 are respectively sleeved on the two top A limit block 3011 is fixedly installed on the top of the slide 301 on the outside of the rod 302, and a limit rod 309 located above the slide 301 is fixedly installed inside the processing box 1. The limit block 3011 is movably sleeved on the outside of the limit rod 309. A screw rod 306 is provided below the limit rod 309. The screw rod 306 is arranged parallel to the limit rod 309. The slide 301 is threadedly sleeved on the outside of the screw rod 306. One end of the screw rod 306 is rotatably connected to the inner wall of the processing box 1. The other end of the screw rod 306 extends to the outside of the processing box 1 and is fixedly installed with a second motor 308. A second support seat 307 is fixedly installed on the second motor 308. The second support seat 307 is fixed to the outside of the processing box 1.

[0027] When in use, the two springs 303 are initially compressed, so the cleaning brush 305 fits tightly against the top of the filter plate 201 under the action of the elastic force of the two springs 303. When it is necessary to clean the impurities filtered out by the filter plate 201, first start the motor 2 308 to drive the screw rod 306 to rotate, and under the limiting action of the limit block 3011 and the limit rod 309, drive the slide plate 301 to move horizontally. At this time, the cleaning brush 305 moves horizontally to clean the top of the filter plate 201, and at the same time opens the sealing plate 6, and finally discharges the impurities from the slag discharge port 7 to clean the impurities on the top of the filter plate 201.

Claims

1. A waste liquid treatment device for hot dip galvanizing, comprising a treatment box (1), characterized in that: The processing box (1) is provided with a filtering mechanism (2) and a cleaning mechanism (3), the filtering mechanism (2) is located below the cleaning mechanism (3), the two sides of the processing box (1) are respectively fixedly connected with a liquid inlet pipe (4) and a liquid discharge pipe (5), the side of the processing box (1) away from the liquid inlet pipe (4) is provided with a slag discharge port (7), and a sealing plate (6) is installed inside the slag discharge port (7); The filtering mechanism (2) comprises a filter plate (201) movably mounted inside a processing box (1); a fixed frame (2011) located below the filter plate (201) is fixedly mounted inside the processing box (1); two bottom rods (209) are symmetrically fixedly connected to the bottom of the filter plate (201); the bottom ends of the two bottom rods (209) both penetrate the fixed frame (2011) and are fixedly mounted with a bottom block (208); the two bottom rods (209) are movably connected to the fixed frame (2011); a guide rod (206) is fixedly connected to the inner side of the fixed frame (2011); two guide blocks (2010) are symmetrically and movably sleeved on the outer side of the guide rod (206); the bottom of the filter plate (201) is symmetrically and rotatably connected to two driving rods (205); the ends of the two driving rods (205) away from the filter plate (201) are respectively rotatably connected to the tops of the two guide blocks (2010).

2. A waste liquid treatment device for hot dip galvanizing according to claim 1, characterized in that: A movable block (2013) is provided on the inner side of the fixed frame (2011); a U-shaped round rod (207) is fixedly installed on one side of the movable block (2013) close to the guide rod (206); the U-shaped round rod (207) penetrates the guide rod (206) and is movably connected to the guide rod (206); two driving rods (2012) are symmetrically rotatably connected to the outer side of the movable block (2013); and the ends of the two driving rods (2012) away from the movable block (2013) are rotatably connected to the two guide blocks (2010) respectively.

3. A waste liquid treatment device for hot dip galvanizing according to claim 1, characterized in that: A disc (2015) is provided on the inner side of the fixed frame (2011), a transmission shaft (204) is fixedly mounted on the outer side of the disc (2015), one end of the transmission shaft (204) away from the disc (2015) extends to the outer side of the processing box (1) and is fixedly mounted with a motor 1 (202), a support seat 1 (203) is fixedly mounted on the motor 1 (202), the support seat 1 (203) is fixed to the outer side of the processing box (1), one end of the disc (2015) away from the transmission shaft (204) is rotatably connected to a movable rod (2014), and one end of the movable rod (2014) away from the disc (2015) is rotatably connected to a movable block (2013).

4. A waste liquid treatment device for hot dip galvanizing according to claim 1, characterized in that: The cleaning mechanism (3) comprises a slide plate (301) located inside the processing box (1), the slide plate (301) being located above the filter plate (201), a cleaning brush (305) being provided directly below the slide plate (301), the cleaning brush (305) being fitted with the top of the filter plate (201), two side blocks (304) being symmetrically fixedly connected to the outer side of the slide plate (301), two push rods (302) being symmetrically fixedly connected to the top of the cleaning brush (305), the top ends of the two push rods (302) respectively passing through the two side blocks (304) and being fixedly connected to the push block (3010), and the two push rods (302) being respectively movably connected to the two side blocks (304), springs (303) being fixedly connected between the two side blocks (304) and the cleaning brush (305), and the two springs (303) being respectively sleeved on the outer sides of the two push rods (302).

5. A waste liquid treatment device for hot dip galvanizing according to claim 4, characterized in that: A limiting block (3011) is fixedly installed on the top of the slide plate (301), a limiting rod (309) located above the slide plate (301) is fixedly installed inside the processing box (1), and the limiting block (3011) is movably sleeved on the outer side of the limiting rod (309).

6. A waste liquid treatment device for hot dip galvanizing according to claim 5, characterized in that: A screw rod (306) is provided below the limiting rod (309), the screw rod (306) and the limiting rod (309) are arranged in parallel, the slide plate (301) is threadedly sleeved on the outer side of the screw rod (306), one end of the screw rod (306) is rotatably connected to the inner wall of the processing box (1), the other end of the screw rod (306) extends to the outer side of the processing box (1) and is fixedly installed with a second motor (308), and a second support seat (307) is fixedly installed on the second motor (308), and the second support seat (307) is fixed to the outer side of the processing box (1).

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