1. The utility model provides a sewage treatment device with remove nitrogen phosphorus function, includes shell (1), its characterized in that: the inner wall of the shell (1) is fixedly provided with a motor (2), the motor (2) is fixedly connected with a rotating shaft (3), the inner wall of the shell (1) is rotatably connected with a rotating rod (4), the rotating rod (4) is fixedly connected with a rotating disc (5), the rotating disc (5) is provided with eight grooves (6), the rotating shaft (3) is fixedly connected with a swinging rod (7), the swinging rod (7) is rotatably connected with a connecting rod (8), one end of the connecting rod (8) is fixedly connected with a round rod (9), the round rod (9) is slidably connected with the insides of the eight grooves (6), the inner wall of the shell (1) is fixedly connected with a limiting ring (10), the inner wall of the shell (1) is fixedly connected with a hopper (12), the limiting ring (10) is provided with two inclined holes (11), and the two inclined holes (11) are symmetrically arranged, and two in the inclined hole (11) with hopper (12) are connected, chute (13) have been seted up to the side of carousel (5), fixedly connected with guide rail (19) on the inner wall of shell (1), sliding connection has slider (20) on guide rail (19), slider (20) with deviating from of connecting rod (8) the one end of round bar (9) is rotated and is connected.

2. The sewage treatment equipment with the function of removing nitrogen and phosphorus according to claim 1, wherein: fixedly connected with baffle (27) on the inner wall of shell (1), two horizontal poles (14) of fixedly connected with are gone up in baffle (27), rotate jointly on two horizontal poles (14) and are connected with montant (15), a plurality of puddlers of fixedly connected with (16) are gone up in montant (15).

3. The sewage treatment equipment with the function of removing nitrogen and phosphorus according to claim 2, wherein: the vertical rod (15) is fixedly connected with a first gear (17), the rotating shaft (3) is fixedly connected with a second gear (18), and the first gear (17) is meshed with the second gear (18).

4. The sewage treatment equipment with the function of removing nitrogen and phosphorus according to claim 3, wherein: fixedly connected with swash plate (24) on the inner wall of shell (1), sliding connection has scraper blade (23) on swash plate (24), fixedly connected with telescopic link (22) on scraper blade (23), the inside sliding connection of telescopic link (22) has push rod (21), push rod (21) with slider (20) fixed connection.

5. The sewage treatment equipment with the function of removing nitrogen and phosphorus according to claim 2, wherein: baffle (27) with sliding connection has briquetting (28) between the inner wall of shell (1), sliding connection has sliding sleeve (25) on the inner wall of shell (1), sliding sleeve (25) with fixedly connected with branch (29) between briquetting (28).

6. The sewage treatment equipment with the function of removing nitrogen and phosphorus according to claim 5, wherein: the inner part of the sliding sleeve (25) is connected with a sliding rod (26) in a sliding mode, and the sliding rod (26) is connected with one end, deviating from the sliding block (20), of the connecting rod (8) in a rotating mode.

7. The sewage treatment equipment with the function of removing nitrogen and phosphorus according to claim 2, wherein: the sliding plate (33) is connected between the partition plate (27) and the inner wall of the shell (1) in a sliding mode, and the spring (35) is fixedly connected between the sliding plate (33) and the inner wall of the bottom of the shell (1).

8. The sewage treatment equipment with the function of removing nitrogen and phosphorus according to claim 7, wherein: the bottom of shell (1) sliding connection has pull rod (34), pull rod (34) run through the bottom of shell (1), just pull rod (34) with slide (33) fixed connection.

9. The sewage treatment equipment with the function of removing nitrogen and phosphorus according to claim 4, wherein: swash plate (24) with all be equipped with filter screen (31), two on baffle (27) fixedly connected with pipeline (32) between filter screen (31), through-hole (30) have been seted up on baffle (27).

Background

Due to the popularization of daily chemical products, domestic sewage generated in modern people generally contains more nitrides and phosphides, and the nitrides and the phosphides are easy to breed a large number of microorganisms and algae plants in the sewage at a discharge point without being treated, so nitrogen and phosphorus removal of the sewage is an important step in some scenes.

The operation of removing nitrogen and phosphorus to sewage among the prior art is mainly to concentrate sewage in the sewage treatment pond, puts into corresponding chemical reagent afterwards and reacts with phosphide and nitride in the sewage, detach the floccule or the precipitate that generates in the sewage through the filtration mode after waiting to react, and whole process is mainly accomplished through artifical substep, consequently comparatively loaded down with trivial details, needs a equipment that can accomplish sewage treatment automatically.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides sewage treatment equipment with a nitrogen and phosphorus removal function, which can automatically complete the nitrogen and phosphorus removal process of sewage.

The technical scheme adopted by the invention for solving the technical problems is as follows: a sewage treatment device with a nitrogen and phosphorus removal function comprises a shell, wherein a motor is fixedly installed on the inner wall of the shell, a rotating shaft is fixedly connected onto the motor, a rotating rod is rotatably connected onto the inner wall of the shell, a rotating disc is fixedly connected onto the rotating rod, eight grooves are formed in the rotating disc, a swinging rod is fixedly connected onto the rotating shaft, a connecting rod is rotatably connected onto the swinging rod, a round rod is fixedly connected onto one end of the connecting rod, the round rod is slidably connected into the eight grooves, a limiting ring is fixedly connected onto the inner wall of the shell, a hopper is fixedly connected onto the inner wall of the shell, two inclined holes are formed in the limiting ring, the two inclined holes are symmetrically arranged, one inclined hole in the two inclined holes is connected with the hopper, an inclined groove is formed in the side surface of the rotating disc, and a guide rail is fixedly connected onto the inner wall of the shell, the guide rail is connected with a sliding block in a sliding mode, and the sliding block is connected with one end, deviating from the round rod, of the connecting rod in a rotating mode.

Preferably, in order to make sewage can raise the efficiency when getting into the shell and handling, fixedly connected with baffle on the inner wall of shell, two horizontal poles of fixedly connected with on the baffle rotate jointly on two horizontal poles and are connected with the montant, a plurality of puddlers of fixedly connected with on the montant.

Preferably, in order to enable the motor to be used as a power source for rotating the stirring rod while driving the rotating disc to rotate, a first gear is fixedly connected to the vertical rod, a second gear is fixedly connected to the rotating shaft, and the first gear is meshed with the second gear.

Preferably, in order to prevent floccules or precipitates generated by the chemical reaction from being easily accumulated, an inclined plate is fixedly connected to the inner wall of the shell, a scraper is slidably connected to the inclined plate, a telescopic rod is fixedly connected to the scraper, a push rod is slidably connected to the inside of the telescopic rod, and the push rod is fixedly connected to the slide block.

Preferably, in order to separate floccules and precipitates generated by the chemical reaction from the sewage, a pressing block is slidably connected between the partition plate and the inner wall of the shell, a sliding sleeve is slidably connected to the inner wall of the shell, and a support rod is fixedly connected between the sliding sleeve and the pressing block.

Preferably, in order to drive the pressing block to reciprocate, a sliding rod is connected to the inner portion of the sliding sleeve in a sliding mode, and the sliding rod is rotatably connected with one end, deviating from the sliding block, of the connecting rod.

Preferably, in order to cooperate with the pressing block to squeeze out excess moisture in the floccule and the precipitate, a sliding plate is slidably connected between the partition plate and the inner wall of the shell, and a spring is fixedly connected between the sliding plate and the inner wall of the bottom of the shell.

Preferably, in order to facilitate the equipment to discharge the treated sewage after the nitrogen and phosphorus removal operation of the sewage is completed, the bottom of the shell is slidably connected with a pull rod, the pull rod penetrates through the bottom of the shell, and the pull rod is fixedly connected with the sliding plate.

Preferably, in order to prevent a part of sewage from being taken away when the floccule and the precipitate are discharged, the inclined plate and the partition plate are respectively provided with a filter screen, a pipeline is fixedly connected between the two filter screens, and the partition plate is provided with a through hole.

The invention has the beneficial effects that:

(1) according to the sewage treatment equipment with the nitrogen and phosphorus removal function, the chemical reagent used for reaction can periodically fall instead of once in the sewage treatment process through the arrangement of the rotary disc, and the phenomenon that the caking is possibly generated due to the fact that the chemical reagent falls once is avoided.

(2) According to the sewage treatment equipment with the nitrogen and phosphorus removal function, due to the arrangement of the inclined plate and the scraper, floccules and sediments can fall onto the inclined plate when generated in the nitrogen and phosphorus removal process, and then can continuously not be accumulated and adhered to the inclined plate under the action of reciprocating motion of the scraper, and can fall down to pass through the through hole.

(3) According to the sewage treatment equipment with the nitrogen and phosphorus removal function, due to the arrangement of the pressing block and the sliding plate, floccules and sediments generated by reaction in the shell can finally enter a space between the pressing block and the sliding plate, and can be discharged from the bottom of the shell without carrying sewage along with the pressing of the pressing block, so that nitrogen and phosphorus compounds are thoroughly separated from the sewage.

(4) According to the sewage treatment equipment with the nitrogen and phosphorus removal function, due to the arrangement of the filter screen and the pipeline, when the pressing plate and the sliding plate carry floccules and sediments to be separated from the shell, water remained in the floccules and the sediments can be extruded out under pressure, and the part of the remained sewage is extruded back to the upper part of the inclined plate through the filter screen and the pipeline, so that only the floccules and the sediments which are formed into blocks after being extruded are finally discharged from the bottom of the shell.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a schematic view of a connection structure of the swing link and the rotating shaft shown in FIG. 1;

FIG. 3 is a schematic view of the connection structure of the turntable and the connecting rod shown in FIG. 1;

FIG. 4 is a schematic diagram of the movement traces of the connecting rod and the swing link shown in FIG. 3;

FIG. 5 is an exploded view of the coupling structure of the turntable and the motor shown in FIG. 1;

fig. 6 is a schematic view of a connection structure between the turntable and the limiting ring shown in fig. 1.

In the figure: 1. the device comprises a shell, 2, a motor, 3, a rotating shaft, 4, a rotating rod, 5, a rotating disc, 6, a groove, 7, a swinging rod, 8, a connecting rod, 9, a round rod, 10, a limiting ring, 11, an inclined hole, 12, a hopper, 13, a chute, 14, a cross rod, 15, a vertical rod, 16, a stirring rod, 17, a first gear, 18, a second gear, 19, a guide rail, 20, a sliding block, 21, a push rod, 22, a telescopic rod, 23, a scraping plate, 24, an inclined plate, 25, a sliding sleeve, 26, a sliding rod, 27, a partition plate, 28, a pressing block, 29, a supporting rod, 30, a through hole, 31, a filter screen, 32, a pipeline, 33, a sliding plate, 34, a pull rod, 35 and a spring.

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.

As shown in fig. 1-6, the sewage treatment equipment with nitrogen and phosphorus removal function of the present invention comprises a housing 1, a motor 2 is fixedly installed on the inner wall of the housing 1, a rotating shaft 3 is fixedly connected to the motor 2, a rotating rod 4 is rotatably connected to the inner wall of the housing 1, a rotating disk 5 is fixedly connected to the rotating rod 4, eight grooves 6 are formed on the rotating disk 5, a swing rod 7 is fixedly connected to the rotating shaft 3, a connecting rod 8 is rotatably connected to the swing rod 7, a round rod 9 is fixedly connected to one end of the connecting rod 8, the round rod 9 is slidably connected to the insides of the eight grooves 6, a limiting ring 10 is fixedly connected to the inner wall of the housing 1, a hopper 12 is fixedly connected to the inner wall of the housing 1, two inclined holes 11 are formed on the limiting ring 10, the two inclined holes 11 are symmetrically arranged, and one inclined hole 11 of the two inclined holes 11 is connected to the hopper 12, chute 13 has been seted up to the side of carousel 5, fixedly connected with guide rail 19 on the inner wall of shell 1, sliding connection has slider 20 on the guide rail 19, slider 20 with deviating from of connecting rod 8 the one end of round bar 9 is rotated and is connected, can drive connecting rod 8 motion when pendulum rod 7 rotates, because the one end and the slider 20 of connecting rod 8 are connected, so connecting rod 8's movement track is restricted, and pendulum rod 7 constantly rotates down, can make connecting rod 8 constantly swing, and the swing in-process, round bar 9 can get into recess 6, and the position of round bar 9 removes along with the swing of connecting rod 8, and then makes round bar 9 drive carousel 5 through sliding into different recess 6 and rotate.

In the invention, in order to improve the efficiency of the sewage when the sewage enters the shell 1 for treatment, a partition plate 27 is fixedly connected to the inner wall of the shell 1, two cross rods 14 are fixedly connected to the partition plate 27, two cross rods 14 are jointly and rotatably connected to a vertical rod 15, and a plurality of stirring rods 16 are fixedly connected to the vertical rod 15.

In the invention, in order to enable the motor 2 to be used as a power source for rotating the stirring rod 16 while driving the turntable 5 to rotate, the vertical rod 15 is fixedly connected with a first gear 17, the rotating shaft 3 is fixedly connected with a second gear 18, the first gear 17 is meshed with the second gear 18, and the rotating direction is changed by meshing the first gear 17 with the second gear 18, so that the rotating shaft 3 can drive the vertical rod 15 and the stirring rod 16 to rotate while rotating.

In the invention, in order to prevent floccules or precipitates generated by chemical reaction from being easily accumulated, an inclined plate 24 is fixedly connected to the inner wall of the shell 1, a scraper 23 is slidably connected to the inclined plate 24, an expansion link 22 is fixedly connected to the scraper 23, a push rod 21 is slidably connected to the inside of the expansion link 22, the push rod 21 is fixedly connected to the slide block 20, when the connecting rod 8 periodically swings, the slide block 20 is driven to slide back and forth in the guide rail 19, and when the round rod 9 is not positioned in the groove 6, the slide block 20 just slides into one of the grooves 6 to clamp the position of the rotary disc 5.

In the invention, in order to separate floccules and precipitates generated by a chemical reaction from sewage, a pressing block 28 is connected between the partition plate 27 and the inner wall of the shell 1 in a sliding manner, a sliding sleeve 25 is connected on the inner wall of the shell 1 in a sliding manner, a supporting rod 29 is fixedly connected between the sliding sleeve 25 and the pressing block 28, the sliding sleeve 25 is driven by the swinging of the connecting rod 8 to move up and down, and then the pressing block 28 is driven by the supporting rod 29 to move up and down.

In the invention, in order to drive the pressing block 28 to reciprocate, a sliding rod 26 is slidably connected inside the sliding sleeve 25, the sliding rod 26 is rotatably connected with one end of the connecting rod 8, which is far away from the sliding block 20, and one end of the connecting rod 8, which is close to the sliding sleeve 25, moves in an elliptical track, so that the connecting rod 8 swings to drive the sliding sleeve 25 to move up and down and simultaneously drives the sliding rod 26 to reciprocate inside the sliding sleeve 25.

In the present invention, in order to press out surplus moisture in the flocs and the precipitates in cooperation with the pressing block 28, a sliding plate 33 is slidably connected between the partition plate 27 and the inner wall of the casing 1, and a spring 35 is fixedly connected between the sliding plate 33 and the inner wall of the bottom of the casing 1.

In the invention, in order to facilitate the equipment to discharge the treated sewage after the nitrogen and phosphorus removal operation of the sewage is finished, a water outlet is arranged on the side part of the shell 1, the treated sewage can be discharged from the water outlet, the bottom of the shell 1 is slidably connected with a pull rod 34, the pull rod 34 penetrates through the bottom of the shell 1, the pull rod 34 is fixedly connected with the sliding plate 33, floccules and sediments in the shell 1 can incline and roll on the inclined plate 24 and fall above the sliding plate 33 through the through hole 30, and then the pressing block 28 can be matched with the sliding plate 33 in the pressing process to achieve the effect of pressing the floccules and the sediments.

In the invention, in order to prevent a part of sewage from being taken away when the floc and the precipitate are discharged, the inclined plate 24 and the partition plate 27 are both provided with the filter screens 31, a pipeline 32 is fixedly connected between the two filter screens 31, the partition plate 27 is provided with the through hole 30, and when the floc and the precipitate are extruded by the pressing block 28 and the sliding plate 33, redundant water can pass through the filter screens 31 on the partition plate 27 and then return to the upper part of the inclined plate 24 where the sewage is located through the pipeline 32.

When the device is used, firstly, the motor 2 is electrically connected with an external power supply, then, sewage is introduced into the device, namely the inside of the shell 1, the motor 2 is started, after the motor 2 is started, the rotating shaft 3 rotates to drive the oscillating rod 7 to rotate, the oscillating rod 7 drives the connecting rod 8 to periodically oscillate, and along with the oscillation of the connecting rod 8, the sliding block 20 can do reciprocating motion in the guide rail 19, the round rod 9 can continuously do elliptic track motion, so that the chemical reagent can periodically slide in and out from each groove 6, the rotating disc 5 can periodically rotate, along with the periodic rotation of the rotating disc 5, the inclined groove 13 can periodically coincide with the two inclined holes 11 on the limiting ring 10, the chemical reagent for removing nitrogen and phosphorus is filled in the hopper 12 in advance, the chemical reagent can enter the inclined hole 11 on the upper part of the limiting ring 10, along with the periodic rotation of the rotating disc 5, the lower inclined groove 13 periodically coincides with the two inclined holes 11, the chemical reagent in the hopper 12 can periodically enter the chute 13, and is periodically discharged through the inclined hole 11 below the limiting ring 10, and then falls into the sewage in the shell 1, because the rotating shaft 3 can drive the second gear 18 to rotate when rotating, the second gear 18 is meshed with the first gear 17, so the vertical rod 15 can also rotate, and further the stirring rods 16 can rotate, so as to stir the sewage and the chemical reagent, accelerate the reaction of the chemical reagent and nitride and phosphide in the sewage, and as the chemical reaction progresses, floccule or precipitate can be generated, and fall onto the inclined plate 24 in an inclined state, in order to prevent the floccule and precipitate from accumulating, the slide block 20 can drive the push rod 21 and the telescopic rod 22 to reciprocate while sliding, the telescopic rod 22 reciprocates to drive the scraper 23 to scrape back and forth on the inclined plate 24, therefore, no floccule and sediment are adhered to the inclined plate 24, and finally the floccule and sediment generated in the sewage can pass through the through hole 30 and then fall above the sliding plate 33 under the action of the scraper 23, the sliding sleeve 25 can do up-and-down reciprocating motion due to the continuous swing of the connecting rod 8, and then the pressing block 28 can move up and down through the supporting rod 29, wherein when the pressing block 28 moves downwards, the through hole 30 is firstly blocked to prevent the sewage, the floccule and the sediment from passing through the through hole 30, and then the pressing block 28 presses downwards with the floccule, the sediment and the sewage along with the continuous downward movement of the pressing block 28, so that the sliding plate 33 is forced to compress the spring 35, the sliding plate 33 slides downwards, and due to the existence of the spring 35, the pressing block 28 and the sliding plate 33 simultaneously press the floccule, the sediment and the sewage in the middle, and when the sewage moves to the position of the filter screen 31 on the partition plate 27, the pressing block 28 can be matched with the sliding plate 33, the sewage is squeezed out from the filter screen 31, the sewage which originally together with the floccule and the sediment passes through the pipeline 32 and returns to the upper part of the inclined plate 24 again, the floccule and the sediment are squeezed into blocks by the briquetting 28 and the sliding plate 33, when the briquetting 28 moves to the lowest end, the squeezed floccule and the sediment can fall down through the hole at the bottom of the shell 1, then the process is repeated continuously along with the continuous rotation of the motor 2, after the final sewage treatment is finished, the motor 2 can be closed, the pull rod 34 is pulled down, the sliding plate 33 slides down to the hole at the bottom of the shell 1 at the moment, but the briquetting 28 does not fall down, and therefore the treated sewage in the shell 1 completely passes through the through hole 30 and flows out from the hole at the bottom of the shell 1.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.