Mechanical defoaming device for leachate

Abstract

The utility model belongs to the technical field of leachate defoaming treatment, and particularly relates to a mechanical defoaming device for leachate, which comprises a defoaming device outer box, a vibration defoaming component is arranged in the defoaming device outer box, a crushing defoaming component is arranged in the vibration defoaming component, a transmission component is mounted at the top of the crushing defoaming component, and a transmission component is mounted at the bottom of the transmission component. The vibration defoaming assembly comprises a first servo motor, a transmission belt is mounted at the end part of the output end of the first servo motor, a first rotating shaft is fixedly connected to one side of the transmission belt, a first jacking block is fixedly connected to the top of the first rotating shaft, and a second rotating shaft is fixedly connected to the other side of the transmission belt; the blade rotating at a high speed is used for cutting, crushing and eliminating bubbles on the surface of percolate, and before crushing and eliminating, the percolate is vibrated firstly, so that the bubbles in the percolate can be vibrated out conveniently, and the thoroughness of bubble elimination is improved conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of defoaming treatment of leachate, in particular to a mechanical defoaming device for leachate. Background Art

[0002] Leachate refers to the liquid that falls on domestic waste during the landfill and stacking process due to atmospheric precipitation (rain and snow). In addition, the waste itself contains moisture, and the biochemical decomposition of organic matter in the waste also produces water. After the above water is dissolved in the waste, it becomes sewage, also known as landfill leachate.

[0003] In Chinese Patent 202320692694.4, the utility model discloses a defoaming device for a leachate reaction pool, which belongs to the field of environmental engineering technology, and includes a pool body, wherein two groups of rotating frames are arranged at the top of the pool body, and reciprocating screws are rotatably connected to the two groups of rotating frames respectively, and a movable seat is threadedly sleeved between the two reciprocating screws, and two sliding rods are sleeved on the movable seat, and the bottom ends of the two sliding rods extend to the inner cavity of the pool body and are fixedly connected with air bags, and a mounting plate is arranged on the inner side of the bottom ends of the two sliding rods. In the utility model, the air bag is supported by the leachate to ensure that the suction bubble cover is always located above the foam when the amount of leachate in the pool body cavity is different, and in addition, a water pump is used to make the suction bubble cover generate suction to draw the foam in the pool body cavity into the inner cavity of the filter bubble box, and the filter cotton is used to intercept the foam in the inner cavity of the filter bubble box, thereby realizing the function of defoaming leachate with different water amounts.

[0004] The existing mechanical defoaming device for leachate can only eliminate the bubbles floating on the surface of the leachate. However, in actual situations, some bubbles will adhere to the inner wall of the leachate storage tank and cannot be completely eliminated.

[0005] Therefore, in view of the above problems, a mechanical defoaming device for leachate is proposed. Utility Model Content

[0006] In order to make up for the shortcomings of the existing technology, the problem that the existing leachate mechanical defoaming device can only eliminate the bubbles floating on the surface of the leachate, but in actual circumstances, some bubbles will adhere to the inner wall of the leachate storage tank and cannot be completely eliminated is solved.

[0007] The technical solution adopted by the utility model to solve its technical problems is: the utility model describes a mechanical defoaming device for leachate, comprising an outer box of the defoaming device, a vibrating defoaming component is arranged inside the outer box of the defoaming device, a crushing defoaming component is arranged inside the vibrating defoaming component, and a transmission component is installed on the top of the crushing defoaming component, the vibrating defoaming component comprises a first servo motor, a transmission belt is installed on the output end of the first servo motor, and one side of the transmission belt is fixedly connected to a first rotating shaft, and the top of the first rotating shaft is fixedly connected to a first pushing block, the other side of the transmission belt is fixedly connected to a second rotating shaft, and the top of the second rotating shaft is fixedly connected to a second pushing block, the top of the second pushing block is tightly fitted with a leachate defoaming box, and a sliding block is fixedly connected to the side of the leachate defoaming box, and a rotating ball is rotatably connected to the outer wall of the sliding block, and a limiting block is fixedly connected to the top of the leachate defoaming box.

[0008] Preferably, the first servo motor forms a transmission structure with the first rotating shaft and the second rotating shaft through a transmission belt, the cross-sectional shapes of the first push block and the second push block are both set to be fan-shaped, and the first push block and the second push block are symmetrically arranged about the vertical center axis of the leachate defoaming tank.

[0009] Preferably, the leachate defoaming box forms a sliding structure through a slider, rotating balls and an outer box of the defoaming device, and the rotating balls are arranged at equal intervals about the sides of the slider.

[0010] Preferably, the crushing and defoaming component includes a receiving block, the bottom of the receiving block is fixedly connected to the defoaming filter bucket, and a second servo motor is installed on the side of the defoaming filter bucket, the output end of the second servo motor is fixedly connected to a crushing roller, and the outer wall of the crushing roller is fixedly connected to a foam crushing blade.

[0011] Preferably, the foam crushing blades are arranged at equal intervals about the outside of the crushing roller, the cross-sectional shape of the defoaming filter bucket is set to an "L" shape, and two defoaming filter buckets are symmetrically arranged about the vertical center axis of the receiving block, and the material of the defoaming filter bucket is set to a porous ceramic material.

[0012] Preferably, the transmission assembly includes a third servo motor, the output end of the third servo motor is fixedly connected to a ball screw, and a ball nut is arranged on the outside of the ball screw, the outside of the ball nut is fixedly connected to a reciprocating block, and a hydraulic lifting rod is installed at the bottom of the reciprocating block.

[0013] Preferably, the third servo motor forms a transmission structure through a ball screw, a ball nut and a reciprocating block.

[0014] The utility model is beneficial in that:

[0015] 1. The utility model is provided with a vibration defoaming component. Before the crushing and defoaming is performed, the rotating shaft is first used to rotate the top block, and then the rapid up and down movement is used to generate vibrations on the leachate inside the leachate defoaming box, so that the bubbles adhering to the inner wall of the leachate defoaming box can be shaken out upwards, so that they float on the liquid surface, which is convenient for subsequent crushing and defoaming, so that the bubbles inside the leachate can be eliminated more thoroughly. The outer wall of the slider is provided with a rotating ball, which is convenient for reducing the friction between the slider and the outer box of the defoaming device, so as to make the up and down movement of the leachate defoaming box smoother;

[0016] 2. The utility model is provided with a crushing and defoaming component, and an L-shaped defoaming filter bucket is provided, so that foam can be piled up inside the defoaming filter bucket from the liquid surface, and a high-speed rotating foam crushing blade is provided inside the defoaming filter bucket, so that the accumulated foam can be uniformly cut and crushed, and then the foam on the leachate can be eliminated. The defoaming filter bucket made of porous ceramic material has good filtering and water permeability, and the liquid formed after the foam is eliminated can be filtered through the defoaming filter bucket;

[0017] 3. The utility model is provided with a transmission assembly, which can move the two defoaming filter buckets at the bottom back and forth with the cooperation of the ball screw and the ball nut, thereby eliminating the bubbles on the surface of the leachate, and is provided with a hydraulic lifting rod to facilitate the adjustment of the height of the defoaming filter bucket so that it can adapt to the bubble elimination of leachate of different depths. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model as a whole viewed from the front;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model as a whole viewed from above;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the vibration defoaming component of the utility model;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the crushing and defoaming component part of the utility model;

[0023] Figure 5 It is a three-dimensional structural schematic diagram of the transmission component part of the utility model.

[0024] In the figure: 1. outer box of defoaming device; 2. vibrating defoaming component; 3. crushing defoaming component; 4. transmission component; 201. first servo motor; 202. transmission belt; 203. first rotating shaft; 204. first push block; 205. second rotating shaft; 206. second push block; 207. leachate defoaming box; 208. slider; 209. rotating ball; 210. limit block; 301. receiving block; 302. defoaming filter bucket; 303. second servo motor; 304. crushing roller; 305. foam crushing blade; 401. third servo motor; 402. ball screw; 403. ball nut; 404. reciprocating block; 405. hydraulic lifting rod. DETAILED DESCRIPTION

[0025] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. 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.

[0026] Embodiment 1

[0027] like Figure 1 As shown, a mechanical defoaming device for leachate includes a defoaming device outer box 1, a vibrating defoaming component 2 is arranged inside the defoaming device outer box 1, a crushing defoaming component 3 is arranged inside the vibrating defoaming component 2, and a transmission component 4 is installed on the top of the crushing defoaming component 3.

[0028] like Figure 3As shown, a mechanical defoaming device for leachate is provided, wherein the vibrating defoaming component 2 is used to shake out the bubbles inside the leachate before breaking the bubbles, the first servo motor 201 forms a transmission structure with the first rotating shaft 203 and the second rotating shaft 205 through a transmission belt 202, the cross-sectional shapes of the first push block 204 and the second push block 206 are both arranged in a fan shape, and the first push block 204 and the second push block 206 are symmetrically arranged about the vertical center axis of the leachate defoaming box 207, the leachate defoaming box 207 forms a sliding structure with the defoaming device outer box 1 through a slider 208 and a rotating ball 209, and the rotating ball 209 Regarding the equally spaced sides of the slider 208, before crushing and defoaming, the rotating shaft is first used to rotate the pushing block, and then the rapid up and down movement is used to generate vibrations to the leachate inside the leachate defoaming box 207, so that the bubbles adhering to the inner wall of the leachate defoaming box 207 can be shaken out upwards and float on the liquid surface, which is convenient for subsequent crushing and defoaming, so that the bubbles inside the leachate can be eliminated more thoroughly. The outer wall of the slider 208 is provided with a rotating ball 209, which is convenient for reducing the friction between the slider 208 and the outer box 1 of the defoaming device, so as to make the up and down movement of the leachate defoaming box 207 smoother.

[0029] like Figure 4 As shown, a mechanical defoaming device for leachate, the crushing and defoaming component 3 includes a receiving block 301, a defoaming filter bucket 302 is fixedly connected to the bottom of the receiving block 301, and a second servo motor 303 is installed on the side of the defoaming filter bucket 302, an output end of the second servo motor 303 is fixedly connected to a crushing roller 304, and an outer wall of the crushing roller 304 is fixedly connected to a foam crushing blade 305, the foam crushing blade 305 is arranged at equal intervals with respect to the outside of the crushing roller 304, the cross-sectional shape of the defoaming filter bucket 302 is set to be "L"-shaped, and the defoaming filter bucket 302 is arranged with respect to the receiving block 30 1 is symmetrically provided with two defoaming filter buckets 302, and the material of the defoaming filter bucket 302 is set to a porous ceramic material. The defoaming filter bucket 302 is set in an L shape, so that the foam can be piled up inside the defoaming filter bucket 302 from the liquid surface, and a high-speed rotating foam crushing blade 305 is set inside the defoaming filter bucket 302, so that the accumulated foam can be uniformly cut and crushed, and then the foam on the leachate can be eliminated. The defoaming filter bucket 302 made of porous ceramic material has good filtering and water permeability, and the liquid formed after the foam is eliminated can be filtered through the defoaming filter bucket 302.

[0030] like Figure 5As shown, a mechanical defoaming device for leachate, the transmission component 4 includes a third servo motor 401, the output end of the third servo motor 401 is fixedly connected to a ball screw 402, and a ball nut 403 is arranged on the outside of the ball screw 402, and a reciprocating block 404 is fixedly connected to the outside of the ball nut 403, and a hydraulic lifting rod 405 is installed on the bottom of the reciprocating block 404. The third servo motor 401 forms a transmission structure through the ball screw 402, the ball nut 403 and the reciprocating block 404. Under the mutual cooperation of the ball screw 402 and the ball nut 403, the two defoaming filter buckets 302 at the bottom can be moved back and forth, thereby eliminating bubbles on the surface of the leachate, and a hydraulic lifting rod 405 is arranged to facilitate the adjustment of the height of the defoaming filter bucket 302, so that it can adapt to the bubble elimination of leachate of different depths.

[0031] Working principle: first, the leachate is injected into the leachate defoaming box 207, and then the first servo motor 201 is started. The first servo motor 201 rotates the first rotating shaft 203 and the second rotating shaft 205 at the same time through the transmission belt 202. When the first push block 204 and the second push block 206 rotate to the top, they will push the leachate defoaming box 207 to move upward. When the first push block 204 and the second push block 206 rotate to the bottom, the leachate defoaming box 207 will suddenly drop under the action of gravity. The sudden contact between the limit block 210 and the top of the outer box 1 of the defoaming device will generate a certain impact force, which will cause vibration to the leachate inside the leachate defoaming box 207, and shake out the bubbles adhering to the inner wall of the leachate defoaming box 207, so that they float on the liquid surface.

[0032] After the bubbles inside are shaken out, the position of the defoaming filter bucket 302 is adjusted by the hydraulic lifting rod 405 according to the liquid level, so that the bottom surface of the defoaming filter bucket 302 is slightly lower than the liquid surface of the leachate, and then the third servo motor 401 is started, and the output end of the third servo motor 401 rotates forward and reverse according to a pre-set program, and then moves back and forth with the reciprocating block 404 through the ball screw 402 and the ball nut 403, so that the two defoaming filter buckets 302 move back and forth on the surface of the leachate, and at the same time, the second servo motor 303 is started, and the output end of the second servo motor 303 rotates at a high speed with the foam crushing blade 305 through the crushing roller 304, so as to cut and crush the bubbles piled up in the defoaming filter bucket 302, and then eliminate these bubbles.

[0033] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A leachate mechanical defoaming device, characterized in that: The defoaming device comprises an outer box (1), wherein a vibrating defoaming component (2) is arranged inside the outer box (1), a crushing defoaming component (3) is arranged inside the vibrating defoaming component (2), and a transmission component (4) is installed on the top of the crushing defoaming component (3); The vibration defoaming component (2) comprises a first servo motor (201), a transmission belt (202) is installed at the output end of the first servo motor (201), and a first rotating shaft (203) is fixedly connected to one side of the transmission belt (202), and a first push block (204) is fixedly connected to the top of the first rotating shaft (203), a second rotating shaft (205) is fixedly connected to the other side of the transmission belt (202), and a second push block (206) is fixedly connected to the top of the second rotating shaft (205), the top of the second push block (206) is tightly fitted with a leachate defoaming box (207), and a slider (208) is fixedly connected to the side of the leachate defoaming box (207), and a rotating ball (209) is rotatably connected to the outer wall of the slider (208), and a limiting block (210) is fixedly connected to the top of the leachate defoaming box (207).

2. A leachate mechanical defoaming device according to claim 1, characterized in that: The first servo motor (201) forms a transmission structure with a first rotating shaft (203) and a second rotating shaft (205) through a transmission belt (202); the cross-sectional shapes of the first push block (204) and the second push block (206) are both arranged to be fan-shaped, and the first push block (204) and the second push block (206) are symmetrically arranged about the vertical center axis of the leachate defoaming tank (207).

3. A leachate mechanical defoaming device according to claim 1, characterized in that: The leachate defoaming box (207) forms a sliding structure with the defoaming device outer box (1) through a slider (208) and a rotating ball (209), and the rotating balls (209) are arranged at equal intervals on the sides of the slider (208).

4. A leachate mechanical defoaming device according to claim 1, characterized in that: The crushing and defoaming component (3) comprises a receiving block (301), the bottom of the receiving block (301) is fixedly connected to a defoaming filter bucket (302), and a second servo motor (303) is installed on the side of the defoaming filter bucket (302), the output end of the second servo motor (303) is fixedly connected to a crushing roller (304), and the outer wall of the crushing roller (304) is fixedly connected to a foam crushing blade (305).

5. A leachate mechanical defoaming device according to claim 4, characterized in that: The foam crushing blades (305) are arranged at equal intervals outside the crushing roller (304), the cross-sectional shape of the defoaming filter bucket (302) is set to be "L"-shaped, and two defoaming filter buckets (302) are symmetrically arranged about the vertical center axis of the receiving block (301), and the material of the defoaming filter bucket (302) is set to be a porous ceramic material.

6. The mechanical defoaming device for leachate according to claim 1, characterized in that: The transmission assembly (4) comprises a third servo motor (401), the output end of the third servo motor (401) is fixedly connected to a ball screw (402), and a ball nut (403) is arranged outside the ball screw (402), the outside of the ball nut (403) is fixedly connected to a reciprocating block (404), and a hydraulic lifting rod (405) is installed at the bottom of the reciprocating block (404).

7. A leachate mechanical defoaming device according to claim 6, characterized in that: The third servo motor (401) forms a transmission structure through a ball screw (402), a ball nut (403) and a reciprocating block (404).

Images