CN113353998A

CN113353998A - Waste water treatment device

Info

Publication number: CN113353998A
Application number: CN202110444957.5A
Authority: CN
Inventors: 夏玉坤; 何小瑜; 钱志江; 彭贤辉; 高雅金; 沈尧; 陈鑫波
Original assignee: Hangzhou Guotai Environmental Protection Technology Co Ltd
Current assignee: Hangzhou Guotai Environmental Protection Technology Co Ltd
Priority date: 2021-04-24
Filing date: 2021-04-24
Publication date: 2021-09-07
Anticipated expiration: 2041-04-24
Also published as: CN113353998B

Abstract

The invention belongs to the technical field of wastewater treatment, and particularly relates to a wastewater treatment device which comprises a floating plate; the middle part of the upper side of the floating plate is fixedly connected with a motor; the floating plates on two sides of the motor are fixedly connected with hanging rings; the lower side of the floating plate is rotatably connected with a rotating shaft, and the rotating shaft penetrates through the floating plate and is fixedly connected with an output shaft of the motor; a group of catching rods are fixedly connected to the rotating shaft; a through groove is formed in the fishing rod; a first filter screen is fixedly connected in the through groove; the wastewater treatment device is placed in the organic matter flocculation tank, the floating plate floats on the water surface, the ring is pulled by external equipment to realize the motion on the water surface, the motor drives the rotating shaft and the fishing rod to rotate, the flocculent precipitate in the water is wound on the first filter screen, and the device is taken out after the work is finished and the flocculent precipitate on the first filter screen is cleaned, so that the filtering process is omitted, the cost is saved, and meanwhile, the device is suitable for pools with most sizes and has high practical value.

Description

Waste water treatment device

Technical Field

The invention belongs to the technical field of wastewater treatment, and particularly relates to a wastewater treatment device.

Background

The waste water treatment is to treat the waste water by physical, chemical and biological methods, purify the waste water and reduce pollution, so as to achieve the purposes of waste water recovery and reuse and fully utilize water resources.

Some technical solutions related to wastewater treatment also appear in the prior art, for example, a chinese patent with application number 201811444971X discloses a wastewater treatment apparatus and a wastewater treatment method, including a reservoir, an organic flocculation chamber, an acid-base neutralization chamber and a sedimentation tank; the reservoir, the organic matter flocculation cavity, the acid-base neutralization cavity and the sedimentation tank are sequentially discharged and are communicated with each other through the water guide pipes, and each water guide pipe is connected with a water pump for water flowing. Through cistern, organic matter flocculation chamber, acid-base neutralization chamber and the sedimentation tank that sets up handle waste water in proper order, the treatment effect is good, simultaneously in organic matter flocculation intracavity sets up pumping mechanism, and pumping mechanism pumps the flocculation thing of organic matter flocculation intracavity to the filter screen below to prevent that a large amount of flocculation thing from influencing the decomposition effect, thereby improve waste water treatment effect, it has effectively solved and has had a large amount of flocculation thing among the current waste water treatment, influences the problem of subsequent processing.

In the above-mentioned technique, through introducing the waste water in the cistern into organic matter flocculation basin, produce in the flocculent sediment filters next treatment tank, this kind of mode needs three pond at least and can realize, need filter the waste water in a whole pond simultaneously, and the technology is complicated, and is with high costs.

Therefore, the invention provides a wastewater treatment device.

Disclosure of Invention

The invention provides a wastewater treatment device, which aims to make up for the defects of the prior art and solve the problems that the wastewater in a reservoir is introduced into an organic matter flocculation tank, flocculent precipitate is generated and then filtered into the next treatment tank, the mode can be realized only by at least three water tanks, and the wastewater in the whole tank needs to be filtered, so that the process is complex and the cost is high.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a wastewater treatment device, which comprises a floating plate; the middle part of the upper side of the floating plate is fixedly connected with a motor; the floating plates on two sides of the motor are fixedly connected with hanging rings; the lower side of the floating plate is rotatably connected with a rotating shaft, and the rotating shaft penetrates through the floating plate and is fixedly connected with an output shaft of the motor; a group of catching rods are fixedly connected to the rotating shaft; a through groove is formed in the fishing rod; a first filter screen is fixedly connected in the through groove; when the device works, the wastewater in the reservoir is introduced into the organic matter flocculation tank, flocculent precipitate is generated and then filtered into the next treatment tank, the mode can be realized only by at least three water tanks, and the wastewater in the whole tank needs to be filtered, so that the process is complex and the cost is high; at the moment, the wastewater treatment device is placed in the organic matter flocculation tank, the floating plate floats on the water surface, the ring is pulled by external equipment to realize the motion on the water surface, meanwhile, the motor drives the rotating shaft and the fishing rod to rotate, the flocculent precipitate in the water is wound on the first filter screen, and the device is taken out and cleaned after the work is finished, so that the filtering process is omitted, the cost is saved, and meanwhile, the device is suitable for pools with most sizes and has high practical value.

Preferably, the rotating shaft comprises a first rotating shaft and a second rotating shaft; the first rotating shaft is of a hollow structure, and the second rotating shaft is connected in the first rotating shaft in a sliding manner; a clamping groove and a clamping block for transmitting torque are respectively arranged on the first rotating shaft and the second rotating shaft; the during operation, when the pond water is darker, then can let in gas in to pivot No. one, promote No. two pivots and slide and stretch out in pivot No. one, improve the length of rotation axis to be applicable to the pond water of the different degree of depth, improved the practicality of device.

Preferably, a water passing groove is formed in the tail end of the second rotating shaft; a water pump is fixedly connected in the water trough; a gyroscope block is rotatably connected in the lower end of the water trough; a spiral water channel is formed in the gyro block; during operation, through starting the water pump, it is rotatory to drive the top piece when rivers pass through spiral water course, and direction of rotation is unanimous with No. two pivots for the top piece outwards sprays water while rotating, blows the flocculent precipitate at the bottom of the pool, makes it float to the pond aquatic of top and is caught the pole and collect, has improved the clearance effect.

Preferably, a support is fixedly connected to the middle of one side, away from the water pump, of the gyro block, and the support and the outlet end of the spiral water channel are staggered; an impeller is fixedly connected to one end, far away from the gyro block, of the support; the during operation, through starting the water pump, it is rotatory to drive the top piece when the rivers pass through spiral water course, and direction of rotation is unanimous with No. two pivots for the top piece is rotated the limit and is outwards sprayed water, and the top piece drives the impeller rotation simultaneously, and the flow area of increase rivers blows the flocculent precipitate at the bottom of the pool, makes more flocculent precipitates float over the top and is collected by catching the pole, has further improved the clearance effect.

Preferably, the impeller comprises a coupling shaft; blades are uniformly distributed on the outer circumference of the combination shaft; a collecting hole and a collecting tank are formed in the blade, and the collecting hole is communicated with the collecting tank; a second filter screen is fixedly connected with the opening end of the collecting tank; during the operation, at the rotatory in-process of impeller, the waste water that carries the flocculent precipitate gets into the collecting vat through collecting the hole in, and then stays the flocculent precipitate behind the collecting vat, and waste water flows through No. two filter screens to further collect the flocculent precipitate, improved the clearance effect.

Preferably, the collecting hole is fixedly connected with a mounting bar through a fixing frame; a blade is fixedly connected to the position, close to the inlet end of the collecting hole, of the mounting bar, and the blade is of an arc structure; during the during operation, at the rotatory in-process of impeller, the waste water that carries the flocculent precipitate gets into the collecting vat through collecting the hole, and when bold flocculent precipitate was close to the collecting hole, is tailor into the flocculent precipitate of fritter by the blade, and then gets into the collecting vat through collecting the hole in, prevents that the flocculent precipitate amasss up too big will collect the hole jam.

Preferably, a guide plate is fixedly connected to the position, close to the collecting hole, of the blade; one side of the guide plate, which is close to the collecting hole, is rotatably connected with a roller; during the operation, the impeller rotates the in-process, and flocculent precipitate and blade side contact and relative slip, the setting of guide plate can play the effect that blocks, prevents that flocculent precipitate from sliding away along the blade side to make it get into the collection hole smoothly, the setting of gyro wheel can reduce the friction between flocculent precipitate and the barrier plate simultaneously, the process of flocculent precipitate entering collection hole with higher speed.

Preferably, a cleaning ring is sleeved at one end of the fishing rod close to the rotating shaft, and the cleaning ring is connected with the fishing rod in a sliding manner; a group of movable strips are hinged on the fishing rod through torsion springs, and the movable strips are made of elastic porous materials; a tightening groove is formed on the fishing rod close to the movable strip and matched with the movable strip; the during operation can adsorb the flocculent precipitate through the porous activity strip that sets up to catch more flocculent precipitates and improve fixed effect, after the clearance, take out this device, hold the clearance ring and make it slide on catching the pole, and then the extrusion activity strip makes it shrink to tighten up the groove in, so the clearance ring will catch the flocculent precipitate on pole and the activity strip and pull down, play the effect of convenient clearance.

Preferably, one side of the movable strip, which is far away from the collecting tank, is provided with a catching wire, one end of the catching wire is fixedly connected with the movable strip, and the other end of the catching wire is bent into a spiral shape; the during operation catches the silk through setting up and can improve the adsorption efficiency of activity strip for flocculent precipitate twines on the activity strip more easily, improves the clearance effect of device, and the fixed effect of catching the silk simultaneously is better, makes flocculent precipitate be difficult for droing.

Preferably, a water bag is embedded in one side of the movable strip close to the tightening groove; one side of the movable strip, which is close to the fishing wire, is provided with a water outlet hole, and the water outlet hole is communicated with the water bag; the during operation, after the clearance, take out this device, hold the clearance ring and make it slide on catching the pole, and then the extrusion activity strip makes it shrink to tighten up in the groove, and the water pocket receives the extrusion and outwards sprays water through the apopore this moment, strikes the flocculent precipitate, and help flocculent precipitate breaks away from smoothly from catching the silk, prevents that the fixed degree of flocculent precipitate on catching the silk is too high, the unable circumstances of pulling down by the clearance ring that appears.

The invention has the following beneficial effects:

1. according to the wastewater treatment device, the wastewater treatment device is placed in the organic matter flocculation tank, the floating plate floats on the water surface, the ring is pulled by external equipment to realize movement on the water surface, meanwhile, the motor drives the rotating shaft and the fishing rod to rotate, flocculent precipitates in the water are wound on the first filter screen, the device is taken out after the work is finished, and the flocculent precipitates on the first filter screen are cleaned, so that the filtering process is omitted, the cost is saved, and meanwhile, the device is suitable for pools with most sizes and has high practical value.

2. According to the wastewater treatment device, when the pond water is deep, gas can be introduced into the first rotating shaft to push the second rotating shaft to slide and extend out of the first rotating shaft, so that the length of the rotating shaft is increased, the wastewater treatment device is suitable for pond water at different depths, and the practicability of the device is improved.

3. According to the wastewater treatment device, the water pump is started, the gyro block is driven to rotate when water flows through the spiral water channel, the rotation direction is consistent with the second rotating shaft, the gyro block sprays water outwards while rotating, flocculent sediments at the bottom of the tank are blown, the flocculent sediments float into the water in the tank above the gyro block and are collected by the fishing rod, and the cleaning effect is improved.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a front view of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

FIG. 5 is a schematic view of the structure of the impeller of the present invention;

FIG. 6 is an enlarged view of a portion of FIG. 5 at C;

FIG. 7 is a schematic view of the fishing rod of the present invention;

FIG. 8 is an enlarged view of a portion of FIG. 7 at D;

FIG. 9 is a schematic view of the construction of the movable bar of the present invention;

in the figure: 1. a floating plate; 2. a motor; 3. a hoisting ring; 4. a rotating shaft; 5. fishing the rod; 6. a through groove; 7. a first filter screen; 41. a first rotating shaft; 42. a second rotating shaft; 8. a water trough; 9. a water pump; 10. a gyro block; 11. a spiral water channel; 12. a support; 13. an impeller; 131. a coupling shaft; 132. a blade; 133. a collection well; 134. collecting tank; 135. a second filter screen; 136. a fixed mount; 137. mounting a bar; 138. a blade; 139. a baffle; 140. a roller; 51. cleaning a ring; 52. a movable bar; 53. tightening the groove; 54. fishing out the silk; 55. a water bladder; 56. and (7) water outlet holes.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example one

As shown in fig. 1 to 6, a wastewater treatment apparatus according to the present invention includes a floating plate 1; the middle part of the upper side of the floating plate 1 is fixedly connected with a motor 2; the floating plates 1 on two sides of the motor 2 are fixedly connected with lifting rings 3; the lower side of the floating plate 1 is rotatably connected with a rotating shaft 4, and the rotating shaft 4 penetrates through the floating plate 1 and is fixedly connected with an output shaft of the motor 2; a group of catching rods 5 are fixedly connected to the rotating shaft 4; a through groove 6 is formed in the fishing rod 5; a first filter screen 7 is fixedly connected in the through groove 6; when the device works, the wastewater in the reservoir is introduced into the organic matter flocculation tank, flocculent precipitate is generated and then filtered into the next treatment tank, the mode can be realized only by at least three water tanks, and the wastewater in the whole tank needs to be filtered, so that the process is complex and the cost is high; at the moment, the wastewater treatment device is placed in the organic matter flocculation tank, the floating plate 1 floats on the water surface, the ring 3 is pulled by external equipment to realize the motion on the water surface, meanwhile, the motor 2 drives the rotating shaft 4 and the fishing rod 5 to rotate, flocculent precipitates in the water are wound on the first filter screen 7, and the device is taken out after the work is finished and the flocculent precipitates on the first filter screen 7 are cleaned.

As an embodiment of the present invention, the rotating shaft 4 includes a first rotating shaft 41 and a second rotating shaft 42; the first rotating shaft 41 is of a hollow structure, and the second rotating shaft 42 is connected in the first rotating shaft 41 in a sliding manner; a clamping groove and a clamping block for transmitting torque are respectively arranged on the first rotating shaft 41 and the second rotating shaft 42; during operation, when the pond water is darker, then can let in gas to pivot 41, promote No. two pivots 42 and slide and stretch out in pivot 41, improve the length of rotation axis 4 to be applicable to the pond water of the different degree of depth, improved the practicality of device.

As an embodiment of the invention, a water trough 8 is arranged in the tail end of the second rotating shaft 42; a water pump 9 is fixedly connected in the water trough 8; a gyro block 10 is rotatably connected in the lower end of the water trough 8; a spiral water channel 11 is formed in the gyro block 10; during operation, through starting water pump 9, it is rotatory to drive top piece 10 when rivers pass through spiral water course 11, and direction of rotation is unanimous with No. two pivot 42 for top piece 10 outwards sprays water while rotating, blows the flocculent precipitate at the bottom of the pool, makes it float to the pond aquatic of top and is caught pole 5 and collect, has improved the clearance effect.

As an embodiment of the invention, a bracket 12 is fixedly connected to the middle of one side of the gyro block 10 away from the water pump 9, and the bracket 12 is staggered from the outlet end of the spiral water channel 11; an impeller 13 is fixedly connected to one end of the bracket 12 far away from the gyro block 10; the during operation, through starting water pump 9, it is rotatory to drive top piece 10 when rivers pass through spiral water course 11, and direction of rotation is unanimous with No. two pivot 42 for top piece 10 limit is rotated the outside water spray of limit, and top piece 10 drives impeller 13 simultaneously and is rotatory, and the flow area of increase rivers blows the flocculent precipitate at the bottom of the pool, makes more flocculent precipitates scatter to the top and is caught pole 5 and collect, has further improved the clearance effect.

As an embodiment of the present invention, the impeller 13 includes a coupling shaft 131; blades 132 are uniformly distributed on the outer circumference of the combining shaft 131; a collecting hole 133 and a collecting groove 134 are formed in the blade 132, and the collecting hole 133 is communicated with the collecting groove 134; a second filter screen 135 is fixedly connected with the opening end of the collecting tank 134; during operation, at the rotatory in-process of impeller 13, carry the waste water of flocculent precipitate and get into the collecting vat 134 through collecting hole 133 in, and then stay the flocculent precipitate behind collecting vat 134, waste water flows through No. two filter screens 135 to further collect the flocculent precipitate, improved the clearance effect.

As an embodiment of the present invention, a mounting bar 137 is fixed in the collecting hole 133 through a fixing frame 136; a blade 138 is fixedly connected to the mounting bar 137 near the inlet end of the collecting hole 133, and the blade 138 is of an arc structure; during operation, at the rotatory in-process of impeller 13, carry the waste water of flocculent precipitate to get into the collecting vat 134 through collecting hole 133, when massive flocculent precipitate is close to collecting hole 133, is tailor into the flocculent precipitate of fritter by blade 138, and then gets into the collecting vat 134 through collecting hole 133 in, prevents that flocculent precipitate volume is too big to block up collecting hole 133.

In one embodiment of the present invention, a baffle 139 is fixed to the position of the vane 132 close to the collecting hole 133; the side of the guide plate 139 close to the collecting hole 133 is rotatably connected with a roller 140; during operation, impeller 13 rotates the in-process, and the flocculent precipitate contacts and relative slip with blade 132 side, and the setting of guide plate 139 can play the effect that blocks, prevents that the flocculent precipitate from sliding away along blade 132 side to make it get into smoothly and collect the hole 133 in, the friction between flocculent precipitate and the barrier plate can be reduced in the setting of gyro wheel 140 simultaneously, the process of flocculent precipitate entering collection hole 133 with higher speed.

Example two

As shown in fig. 7 to 9, as an embodiment of the present invention, a cleaning ring 51 is sleeved on one end of the fishing rod 5 close to the rotating shaft 4, and the cleaning ring 51 is slidably connected with the fishing rod 5; a group of movable strips 52 are hinged on the fishing rod 5 through torsion springs, and the movable strips 52 are made of elastic porous materials; a tightening groove 53 is formed on the fishing rod 5 close to the movable strip 52, and the tightening groove 53 is matched with the movable strip 52; the during operation can adsorb the flocculent precipitate through the porous activity strip 52 that sets up to catch more flocculent precipitates and improve fixed effect, after the clearance, take out this device, hold clearance ring 51 and make it slide on catching pole 5, and then extrude activity strip 52 and make it shrink and tighten up the groove 53 in, then the flocculent precipitate that clearance ring 51 will catch on pole 5 and the activity strip 52 pulls off, plays the effect of convenient clearance.

As an embodiment of the present invention, a catching wire 54 is disposed on a side of the movable strip 52 away from the collecting groove 134, and one end of the catching wire 54 is fixedly connected to the movable strip 52, and the other end is bent into a spiral shape; the during operation can improve the adsorption efficiency of activity strip 52 through the silk 54 of catching that sets up for flocculent precipitate twines on activity strip 52 more easily, improves the clearance effect of device, and the fixed effect of catching silk 54 simultaneously is better, makes flocculent precipitate be difficult for droing.

As an embodiment of the invention, a water bag 55 is embedded in one side of the movable strip 52 close to the tightening slot 53; a water outlet hole 56 is formed in one side, close to the fishing wire 54, of the movable strip 52, and the water outlet hole 56 is communicated with the water bag 55; the during operation, after the clearance, take out this device, hold clearance ring 51 and make it slide on fishing rod 5, and then extrude movable strip 52 and make it shrink and tighten up in the groove 53, water bag 55 receives the extrusion and outwards sprays water through apopore 56 this moment, strikes the flocculent precipitate, and help the flocculent precipitate to break away from smoothly from fishing wire 54, prevents that the fixed degree of flocculent precipitate is too high on fishing wire 54, the condition that can't be pulled off by clearance ring 51 appears.

When the device works, the wastewater treatment device is placed in an organic matter flocculation tank, the floating plate 1 floats on the water surface, the ring 3 is pulled by external equipment to realize the motion on the water surface, meanwhile, the motor 2 drives the rotating shaft 4 and the fishing rod 5 to rotate, flocculent precipitates in the water are wound on the first filter screen 7, and the device is taken out after the work is finished and the flocculent precipitates on the first filter screen 7 are cleaned, so that the filtering process is omitted, the cost is saved, and the device is suitable for pools with most sizes and has high practical value; when the pond water is deep, gas can be introduced into the first rotating shaft 41 to push the second rotating shaft 42 to slide in the first rotating shaft 41 and extend out, so that the length of the rotating shaft 4 is increased, the device is suitable for pond water with different depths, and the practicability of the device is improved; by starting the water pump 9, when water flows through the spiral water channel 11, the gyroscope block 10 is driven to rotate, and the rotation direction is consistent with the second rotating shaft 42, so that the gyroscope block 10 sprays water outwards while rotating, and flocculent sediments at the bottom of the pool are blown to float into the pool water above and are collected by the fishing rod 5, and the cleaning effect is improved; by starting the water pump 9, when water flows through the spiral water channel 11, the gyroscope block 10 is driven to rotate, and the rotation direction is consistent with the second rotating shaft 42, so that the gyroscope block 10 sprays water outwards while rotating, meanwhile, the gyroscope block 10 drives the impeller 13 to rotate, the flow area of the water flow is increased, flocculent precipitates at the bottom of the pool are blown, more flocculent precipitates float upwards and are collected by the fishing rod 5, and the cleaning effect is further improved; in the process of rotation of the impeller 13, wastewater carrying flocculent precipitates enters the collecting tank 134 through the collecting hole 133, and then the flocculent precipitates are left in the collecting tank 134, and the wastewater flows out through the second filter screen 135, so that the flocculent precipitates are further collected, and the cleaning effect is improved; in the process of rotation of the impeller 13, wastewater carrying flocculent precipitates enters the collecting tank 134 through the collecting hole 133, and when large flocculent precipitates are close to the collecting hole 133, the large flocculent precipitates are cut into small flocculent precipitates by the blade 138 and then enter the collecting tank 134 through the collecting hole 133, so that the situation that the collecting hole 133 is blocked due to overlarge volume of the flocculent precipitates is avoided; in the rotation process of the impeller 13, the flocculent precipitate contacts with the side surface of the blade 132 and slides relatively, the arrangement of the guide plate 139 can play a role of blocking, so as to prevent the flocculent precipitate from sliding away along the side surface of the blade 132, thereby enabling the flocculent precipitate to smoothly enter the collecting hole 133, and meanwhile, the arrangement of the roller 140 can reduce the friction between the flocculent precipitate and the blocking plate, and accelerate the process of the flocculent precipitate entering the collecting hole 133; the flocculent precipitates can be adsorbed through the arranged porous movable strips 52, so that more flocculent precipitates are captured and the fixing effect is improved, after the cleaning is finished, the device is taken out, the cleaning ring 51 is held and slides on the fishing rod 5, the movable strips 52 are extruded and contracted into the tightening groove 53, and then the flocculent precipitates on the fishing rod 5 and the movable strips 52 are pulled down by the cleaning ring 51, so that the effect of convenient cleaning is achieved; the adsorption capacity of the movable strip 52 can be improved through the arranged catching wires 54, so that flocculent precipitates can be wound on the movable strip 52 more easily, the cleaning effect of the device is improved, and meanwhile, the fixing effect of the catching wires 54 is better, so that the flocculent precipitates are not easy to fall off; after the clearance, take out this device, hold clearance ring 51 and make it slide on fishing rod 5, and then extrude movable strip 52 and make it shrink to tighten up in the groove 53, water bag 55 receives the extrusion and outwards sprays water through apopore 56 this moment, strikes the flocculent precipitate, and help the flocculent precipitate to break away from smoothly from fishing wire 54, prevents that the fixed degree of flocculent precipitate is too high on fishing wire 54, the condition that can't be pulled off by clearance ring 51 appears.

The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience in describing the present invention and for simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the scope of the present invention.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A wastewater treatment device is characterized in that: comprises a floating plate (1); the middle part of the upper side of the floating plate (1) is fixedly connected with a motor (2); the floating plates (1) on the two sides of the motor (2) are fixedly connected with hanging rings (3); the lower side of the floating plate (1) is rotatably connected with a rotating shaft (4), and the rotating shaft (4) penetrates through the floating plate (1) and is fixedly connected with an output shaft of the motor (2); a group of catching rods (5) are fixedly connected to the rotating shaft (4); a through groove (6) is formed in the fishing rod (5); a first filter screen (7) is fixedly connected in the through groove (6).

2. A wastewater treatment plant according to claim 1, characterized in that: the rotating shaft (4) comprises a first rotating shaft (41) and a second rotating shaft (42); the first rotating shaft (41) is of a hollow structure, and the second rotating shaft (42) is connected in the first rotating shaft (41) in a sliding manner; a clamping groove and a clamping block for transmitting torque are respectively arranged on the first rotating shaft (41) and the second rotating shaft (42).

3. A wastewater treatment plant according to claim 2, characterized in that: a water trough (8) is arranged in the tail end of the second rotating shaft (42); a water pump (9) is fixedly connected in the water trough (8); a gyro block (10) is rotatably connected in the lower end of the water trough (8); a spiral water channel (11) is arranged in the gyro block (10).

4. A wastewater treatment plant according to claim 3, characterized in that: a bracket (12) is fixedly connected to the middle of one side of the gyro block (10) far away from the water pump (9), and the bracket (12) and the outlet end of the spiral water channel (11) are staggered; and an impeller (13) is fixedly connected to one end, far away from the gyro block (10), of the support (12).

5. The wastewater treatment apparatus according to claim 4, characterized in that: the impeller (13) comprises a coupling shaft (131); blades (132) are uniformly distributed on the outer circumference of the combining shaft (131); a collecting hole (133) and a collecting groove (134) are formed in the blade (132), and the collecting hole (133) is communicated with the collecting groove (134); and a second filter screen (135) is fixedly connected with the opening end of the collecting tank (134).

6. An apparatus for treating waste water according to claim 5, characterized in that: a mounting bar (137) is fixedly connected in the collecting hole (133) through a fixing frame (136); the mounting bar (137) is fixedly connected with a blade (138) at a position close to the inlet end of the collecting hole (133), and the blade (138) is of an arc-shaped structure.

7. An apparatus for treating waste water according to claim 5, characterized in that: a guide plate (139) is fixedly connected to the position, close to the collecting hole (133), of the blade (132); the side of the guide plate (139) close to the collecting hole (133) is rotatably connected with a roller (140).

8. A wastewater treatment plant according to claim 1, characterized in that: a cleaning ring (51) is sleeved at one end, close to the rotating shaft (4), of the fishing rod (5), and the cleaning ring (51) is connected with the fishing rod (5) in a sliding mode; the fishing rod (5) is hinged with a group of movable strips (52) through torsion springs, and the movable strips (52) are made of elastic porous materials; a tightening groove (53) is arranged on the fishing rod (5) close to the movable strip (52), and the tightening groove (53) is matched with the movable strip (52).

9. The wastewater treatment plant according to claim 8, characterized in that: one side of the movable strip (52) far away from the collecting groove (134) is provided with a catching wire (54), one end of the catching wire (54) is fixedly connected with the movable strip (52), and the other end of the catching wire (54) is bent into a spiral shape.

10. A wastewater treatment plant according to claim 9, characterized in that: one side of the movable strip (52) close to the tightening groove (53) is embedded with a water bag (55); one side of the movable strip (52) close to the fishing wire (54) is provided with a water outlet hole (56), and the water outlet hole (56) is communicated with the water bag (55).