CN216785879U

CN216785879U - Multistage filter device for domestic sewage treatment

Info

Publication number: CN216785879U
Application number: CN202122659518.4U
Authority: CN
Inventors: 张森周
Original assignee: Guizhou Sanzhi Environmental Protection Technology Group Co ltd
Current assignee: Guizhou Sanzhi Environmental Protection Technology Group Co ltd
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-06-21
Anticipated expiration: 2031-11-02

Abstract

The utility model discloses a multistage filtering device for treating domestic sewage, which belongs to the technical field of domestic sewage treatment and comprises a filtering box, wherein a drainage bent pipe is fixed at a drainage outlet at the bottom end of the filtering box, a first electromagnetic valve is installed on the drainage bent pipe, a filtering plate is fixed at an opening at the top end of the filtering box, a dosing pipeline is fixed at a feeding port on one side wall of the filtering box, a funnel fixed in the filtering box is arranged below the filtering plate, a straight water inlet pipe is fixed at a water outlet at the bottom end of the funnel, a first sleeve pipe is rotatably sleeved on the outer side of the straight water inlet pipe through a sealing bearing, and a filtering cylinder is fixedly connected to the outer side of the first sleeve pipe; through the setting of manual striking off mechanism, can throw the pole through manual pulling, then the guide bar rotates through the pivot, and the setting of cooperation guide post and direction passageway can make two sliders of scraper blade carry out the tilting removal at the filter plate top to make two scrapes the dirt or the impurity at filter plate top and collect in the connect the material box, make things convenient for artifical follow-up to handle.

Description

Multistage filter device for domestic sewage treatment

Technical Field

The utility model belongs to the technical field of domestic sewage treatment, and particularly relates to a multistage filtering device for domestic sewage treatment.

Background

Domestic sewage is wastewater discharged in daily life of residents and mainly comes from residential buildings and public buildings, such as houses, institutions, schools, hospitals, shops, public places, industrial enterprise toilets and the like. The pollutants contained in the domestic sewage are mainly organic matters and a large number of pathogenic microorganisms. Organic matters existing in domestic sewage are extremely unstable and easily decomposed to generate offensive odor. Bacteria and pathogens propagate in large quantities by taking organic matters in domestic sewage as nutrition, and can cause epidemic of infectious diseases. Therefore, domestic sewage must be treated before it is discharged.

At present, when handling domestic sewage, need use filter equipment, current filter equipment generally only takes the one deck filter screen to filter sewage, leads to the purifying effect of sewage not good, and secondly, the dirt or the inconvenient clearance of impurity that are held back by the filter screen surface lead to follow-up manual cleaning comparatively inconvenient when collecting, have certain drawback in the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multistage filtering device for domestic sewage treatment, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a multi-stage filtering device for treating domestic sewage comprises a filtering box, wherein a drainage bent pipe is fixed at a drainage outlet at the bottom end of the filtering box, a first electromagnetic valve is installed on the drainage bent pipe, a filtering plate is fixed at an opening at the top end of the filtering box, a chemical feeding pipeline is fixed at a feeding port on one side wall of the filtering box, a funnel fixed in the filtering box is arranged below the filtering plate, a straight water inlet pipe is fixed at a water outlet at the bottom end of the funnel, a first sleeve pipe is rotatably sleeved at the outer side of the straight water inlet pipe through a seal bearing, a filtering cylinder is fixedly connected at the outer side of the first sleeve pipe, a straight pollution discharge pipe is fixed at a pollution discharge port at the bottom end of the filtering cylinder, a second sleeve pipe is rotatably sleeved at the outer side of the straight pollution discharge pipe through a seal bearing, the second sleeve pipe penetrates and is fixed at the bottom end of the filtering box, a second electromagnetic valve is installed on the second sleeve pipe, two symmetrical first scraper plates are fixed at the outer side of the water inlet pipe, and the scraping surfaces of the first scraper plates are both in an arc-shaped structure, the scraping surface of the first scraping plate is attached to the inner wall of the filter cylinder, a manual scraping mechanism installed on the filter box is arranged at the top of the filter plate, and a rotary mixing mechanism is connected among the first sleeve, the filter cylinder and the filter box.

As a preferred embodiment, an inclined plate with a U-shaped cross section is fixed on one side wall of the filter box, a bearing plate fixed on one side wall of the filter box is arranged below the inclined plate, a material receiving box is movably connected to the top end of the bearing plate, a sealing cover is in threaded connection with the top end of the chemical feeding pipeline, and supporting legs are fixed at four corners of the bottom end of the filter box.

As a preferred embodiment, the manual scraping mechanism comprises a second scraper which is connected to the inner wall of the filter box in a sliding mode, the bottom end of the second scraper is attached to the top end of the filter plate, sliding blocks are fixed to two ends of the second scraper, sliding grooves matched with the sliding blocks are formed in the inner walls of two sides of the filter box, a guide post is fixed to one end, deviating from the second scraper, of one sliding block, a moving channel matched with the guide post is formed in one side wall of the filter box, the guide post is movably connected into the moving channel, and the moving channel is communicated with the corresponding sliding grooves.

As a preferred embodiment, a rotating shaft is rotatably connected to one side wall of the filter box, which is far away from the chemical dosing pipeline, a guide rod is fixedly connected to the outer side of the rotating shaft, a guide channel matched with the guide post is formed in the guide rod, the guide post is movably connected in the guide channel, a pulling rod is fixed to one end, which is far away from the rotating shaft, of the guide rod, sliding rods are fixed in the sliding grooves, the sliding blocks are all slidably sleeved on the outer sides of the corresponding sliding rods, springs are connected between one ends of the sliding blocks and the end portions of the corresponding sliding grooves, and the springs are all movably sleeved on the outer sides of the corresponding sliding rods.

As a preferred embodiment, the rotating mixing mechanism includes a crown gear fixedly connected to an outer side of the sleeve, a driving gear is engaged and connected above the crown gear, a motor is fixed on a side wall of the filter box far away from the material receiving box, and an output shaft of the motor penetrates into the filter box and is connected with a mounting shaft hole of the driving gear.

As a preferred embodiment, two symmetrical supporting blocks are fixedly connected to the outer side of the filter cylinder, the supporting blocks are rotatably connected with the stirring shaft, a plurality of stirring rods are fixed to two side walls of the two stirring shafts at equal intervals, the bottom end of the stirring shaft is fixedly connected with a driven gear, the outer sides of the two driven gears are in meshed connection with a same gear ring, and the gear ring is fixedly connected in the filter box.

Compared with the prior art, the multistage filtering device for treating the domestic sewage, provided by the utility model, at least has the following beneficial effects:

(1) through the arrangement of the manual scraping mechanism, the pulling rod can be pulled manually, the guide rod rotates through the rotating shaft, and the two scraping plates can obliquely move at the tops of the filter plates through the two sliding blocks and scrape dirt or impurities at the tops of the filter plates down in the material receiving box by the two scraping plates in cooperation with the arrangement of the guide columns and the guide channels, so that manual subsequent treatment is facilitated;

(2) through the arrangement of the rotary mixing mechanism, the sewage and the sewage medicament after the two-layer filtration and purification can be uniformly stirred and mixed, the mixing effect is good, and the sewage treatment efficiency is greatly improved;

(3) by utilizing the filter plate and the filter cartridge, the domestic sewage can be subjected to multistage filtration, and the filtering effect of the sewage is further improved;

(4) by means of the first scraper, dirt attached to the inner wall of the filter cylinder can be scraped while the filter cylinder rotates, and the filter effect of the filter cylinder is prevented from being influenced due to blockage of the filter cylinder.

Drawings

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

FIG. 2 is a schematic sectional view of the filter box of the present invention;

FIG. 3 is a schematic cross-sectional view of a filter cartridge according to the present invention;

fig. 4 is a schematic view showing the structure of the components of the manual scraping mechanism of the present invention in an expanded state.

In the figure: 1. a filter box; 2. a drain bend; 3. filtering the plate; 4. an inclined plate; 5. a material receiving box; 6. a drug administration line; 7. supporting legs; 8. a funnel; 81. a water inlet straight pipe; 82. a first sleeve; 83. a filter cartridge; 84. a sewage discharge straight pipe; 85. a second sleeve; 86. a first scraper plate; 9. a manual scraping mechanism; 901. a second scraper plate; 902. a slider; 903. a guide post; 904. a rotating shaft; 905. a guide bar; 906. pulling a rod; 907. a slide bar; 908. a spring; 10. a rotary mixing mechanism; 1001. a crown gear; 1002. a driving gear; 1003. a motor; 1004. a support block; 1005. a stirring shaft; 1006. a stirring rod; 1007. a driven gear; 1008. a ring gear.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-4, the utility model provides a multi-stage filtration device for domestic sewage treatment, comprising a filtration tank 1, a drainage elbow 2 is fixed at a drainage outlet at the bottom end of the filtration tank 1, a first electromagnetic valve is installed on the drainage elbow 2, a filter plate 3 is fixed at an opening at the top end of the filtration tank 1, a dosing pipeline 6 is fixed at a feeding port on one side wall of the filtration tank 1, a funnel 8 fixed in the filtration tank 1 is arranged below the filter plate 3, a straight water inlet pipe 81 is fixed at a water outlet at the bottom end of the funnel 8, a first sleeve 82 is rotatably sleeved on the outer side of the straight water inlet pipe 81 through a seal bearing, a filter cartridge 83 is fixedly connected on the outer side of the first sleeve 82, a straight sewage discharge pipe 84 is fixed at a sewage discharge port at the bottom end of the filter cartridge 83, a second sleeve 85 is rotatably sleeved on the outer side of the straight sewage discharge pipe 84 through a seal bearing, the second sleeve 85 is fixedly penetrated at the bottom end of the filtration tank 1, a second electromagnetic valve is installed on the second sleeve 85, the outside of the straight pipe 81 of intaking is fixed with two symmetrical scraper blades 86, the scraped surface of scraper blade 86 all is arc column structure, the scraped surface of scraper blade 86 all laminates mutually with the inner wall of straining a section of thick bamboo 83, scraper blade 86 can strike off straining a section of thick bamboo 83 inner wall adnexed dirt, when needs are got rid of the dirt, accessible start solenoid valve two, then make the dirt can discharge through blowdown straight tube 84, sleeve pipe two 85, secondly, start solenoid valve one, can be through the sewage discharge after drainage return bend 2 will be handled, then can realize purifying the separation between sewage and impurity or the dirt.

A U-shaped cross section inclined plate 4 is fixed on one side wall of the filter box 1, a bearing plate fixed on one side wall of the filter box 1 is arranged below the inclined plate 4, a material receiving box 5 is movably connected to the top end of the bearing plate, a sealing cover is in threaded connection with the top end of the chemical feeding pipeline 6, supporting legs 7 are fixed at four corners of the bottom end of the filter box 1, and the material receiving box 5 is movably connected to the bearing plate and can be conveniently replaced.

The top of the filter plate 3 is provided with a manual scraping mechanism 9 arranged on the filter box 1, the manual scraping mechanism 9 comprises a second scraper 901 which is connected on the inner wall of the filter box 1 in a sliding way, the bottom end of the second scraper 901 is attached to the top end of the filter plate 3, both ends of the second scraper 901 are both fixed with sliders 902, the inner walls of both sides of the filter box 1 are both provided with chutes matched with the sliders 902, one end of one slider 902 departing from the second scraper 901 is fixed with a guide column 903, one side wall of the filter box 1 is provided with a moving channel matched with the guide column 903, the guide column 903 is movably connected in the moving channel, the moving channel is communicated with the corresponding chute, one side wall of the filter box 1 far away from the chemical dosing pipeline 6 is rotatably connected with a rotating shaft 904, the outer side of the rotating shaft 904 is fixedly connected with a guide rod 905, the guide rod 905 is provided with a guide channel matched with the guide column 903, the guide column 903 is movably connected in the guide channel, a pulling rod 906 is fixed at one end of the guide rod 905, which is far away from the rotating shaft 904, sliding rods 907 are fixed in the sliding grooves, the sliding blocks 902 are slidably sleeved outside the corresponding sliding rods 907, springs 908 are connected between one ends of the sliding blocks 902 and the ends of the corresponding sliding grooves, the springs 908 are movably sleeved outside the corresponding sliding rods 907, and the second scraper 901 is vertically arranged with the filter plate 3.

A rotary mixing mechanism 10 is connected among the sleeve I82, the filter cartridge 83 and the filter box 1, the rotary mixing mechanism 10 comprises a crown gear 1001 fixedly connected with the outer side of the sleeve I82, a driving gear 1002 is connected above the crown gear 1001 in a meshing manner, a motor 1003 is fixed on one side wall of the filter box 1 far away from the material receiving box 5, an output shaft of the motor 1003 penetrates into the filter box 1 and is connected with a mounting shaft hole of the driving gear 1002, two symmetrical supporting blocks 1004 are fixedly connected with the outer side of the filter cartridge 83, a stirring shaft 1005 is rotatably connected on each supporting block 1004, a plurality of stirring rods 1006 are fixed on two side walls of each stirring shaft 1005 at equal intervals, driven gears 1007 are fixedly connected at the bottom ends of the stirring shafts 1005, the outer sides of the two driven gears 1007 are connected with a same gear ring 1008 in a meshing manner, the gear ring 1008 is fixedly connected in the filter box 1, and by starting the motor 1003, the driving gear 1002 rotates and drives the sleeve I82 connected with the crown gear 1001 to rotate, then, the filter cartridge 83 is driven to rotate, the straight sewage discharge pipe 84 at the bottom end of the filter cartridge 83 rotates on the second sleeve 85, the straight water inlet pipe 81 is fixed, the first scraper 86 is also fixed, but the filter cartridge 83 rotates, and the first scraper 86 can scrape dirt on the inner wall of the filter cartridge 83.

The working principle is as follows: when the filter is used, domestic sewage can be inverted on the top of the filter plate 3, under the action of the filter plate 3, dirt or impurities in the domestic sewage can be retained on the top of the filter plate 3, one layer of filtered sewage permeates through the filter plate 3 and passes through the funnel 8 and the water inlet straight pipe 81 to the interior of the filter cylinder 83, then, by starting the motor 1003, the driving gear 1002 rotates and drives the sleeve pipe I82 connected with the crown gear 1001 to rotate, the filter cylinder 83 is driven to rotate, the sewage discharge straight pipe 84 at the bottom end of the filter cylinder 83 rotates on the sleeve pipe II 85, then, under the rotation action of the filter cylinder 83, the sewage can be filtered in two layers, the quality of sewage filtration is greatly improved, in addition, by unscrewing the sealing cover, adding a sewage treatment agent into the filter box 1 from the chemical feeding pipeline 6, and matching with the rotation of the filter cylinder 83, the stirring shafts 1005 which are rotatably connected on the two supporting blocks 1004 are driven to rotate, and the driven gear 1007 and the gear ring 1008 are matched for the stirring shaft 1005 can rotate along with the filter cartridge 83, so that sewage and sewage medicament after two-layer filtration and purification can be uniformly stirred, the sewage treatment efficiency is greatly improved, the first scraper 86 has the function of scraping fine impurities attached to the inner wall of the filter cartridge 83 to avoid blocking the filter cartridge 83, when dirt or impurities on the top of the filter plate 3 need to be cleaned, the pulling rod 906 can be manually pulled, the guide rod 905 rotates through the rotating shaft 904, and the guide column 903 and the guide channel are matched for enabling the second scraper 901 to obliquely move on the top of the filter plate 3 through the two sliders 902 and enabling the second scraper 901 to scrape the dirt or impurities on the top of the filter plate 3 down in the material receiving box 5 for collection, thereby facilitating manual subsequent treatment.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistage filter equipment for domestic sewage treatment, includes rose box (1), its characterized in that: a drainage bent pipe (2) is fixed at a bottom drainage port of the filter box (1), a first electromagnetic valve is installed on the drainage bent pipe (2), a filter plate (3) is fixed at a top opening of the filter box (1), a dosing pipeline (6) is fixed at a feeding port on one side wall of the filter box (1), a funnel (8) fixed in the filter box (1) is arranged below the filter plate (3), a water inlet straight pipe (81) is fixed at a bottom water outlet of the funnel (8), a first sleeve pipe (82) is rotatably sleeved on the outer side of the water inlet straight pipe (81) through a seal bearing, a filter cylinder (83) is fixedly connected to the outer side of the first sleeve pipe (82), a sewage discharge straight pipe (84) is fixed at a bottom sewage discharge port of the filter cylinder (83), a second sleeve pipe (85) is rotatably sleeved on the outer side of the sewage discharge straight pipe (84) through a seal bearing, and the second sleeve pipe (85) penetrates and is fixed at the bottom of the filter box (1), the electromagnetic valve II is installed on the sleeve pipe II (85), two symmetrical first scraping plates (86) are fixed on the outer side of the water inlet straight pipe (81), the scraping surfaces of the first scraping plates (86) are of arc-shaped structures, the scraping surfaces of the first scraping plates (86) are attached to the inner wall of the filter cylinder (83), a manual scraping mechanism (9) installed on the filter box (1) is arranged at the top of the filter plate (3), and a rotary mixing mechanism (10) is connected between the sleeve pipe I (82), the filter cylinder (83) and the filter box (1).

2. The multistage filtering device for treating domestic sewage according to claim 1, wherein: the novel chemical dosing device is characterized in that an inclined plate (4) with a U-shaped cross section is fixed on one side wall of the filter box (1), a bearing plate fixed on one side wall of the filter box (1) is arranged below the inclined plate (4), a material receiving box (5) is movably connected to the top end of the bearing plate, a sealing cover is in threaded connection with the top end of the chemical dosing pipeline (6), and supporting legs (7) are fixed at four corners of the bottom end of the filter box (1).

3. The multistage filtering device for treating domestic sewage according to claim 1, wherein: manual scraping mechanism (9) are including sliding connection scraper blade two (901) on rose box (1) inner wall, the bottom of scraper blade two (901) is laminated with the top of filter plate (3) mutually, the both ends of scraper blade two (901) all are fixed with slider (902), all set up the spout with slider (902) matched with on the both sides inner wall of rose box (1), one end that deviates from scraper blade two (901) on one of them slider (902) is fixed with guide post (903), set up on the lateral wall of rose box (1) with guide post (903) matched with shifting channel, guide post (903) swing joint is in shifting channel, shifting channel is linked together with the spout that corresponds.

4. The multistage filtering device for treating domestic sewage according to claim 1, wherein: the utility model discloses a filter box, including rose box (1), filter box (6), guide post (903), guide rod (905), slider (902), pivot (902), slide bar (907), slide block (902), be connected with spring (908) between the one end of slider (902) and the corresponding spout tip, the rotation is connected with pivot (904) on the rose box (1) on a lateral wall of keeping away from the pipeline of offeing medicine (6), the outside rigid coupling of pivot (904) has guide bar (905), set up the guide channel with guide post (903) matched with on guide bar (905), guide post (903) swing joint is in the guide channel, the one end of keeping away from pivot (904) on guide bar (905) is fixed with trip rod (906), all be fixed with slide bar (907) in the spout, slider (902) all slip the cover and establish in the slide bar (907) outside that corresponds, the one end of slider (902) all is connected with spring (908) between the corresponding spout tip, the equal movable cover is established in the slide bar (907) outside that corresponds.

5. The multistage filtering device for treating domestic sewage according to claim 1, wherein: rotatory mixing mechanism (10) include crown gear (1001) of rigid coupling in sleeve pipe (82) outside, and the top meshing of crown gear (1001) is connected with driving gear (1002), keeps away from on rose box (1) and is fixed with motor (1003) on the lateral wall of material receiving box (5), and the output shaft of motor (1003) runs through to in rose box (1) to link to each other with the installation shaft hole of driving gear (1002).

6. The multistage filtering device for treating domestic sewage according to claim 1, wherein: the outside rigid coupling of straining a section of thick bamboo (83) has two symmetrical supporting shoe (1004), all rotates on supporting shoe (1004) and is connected with (mixing) shaft (1005), and the equidistance is fixed with a plurality of puddlers (1006) on the both sides wall of two (mixing) shaft (1005), and the bottom of (mixing) shaft (1005) all is fixedly connected with driven gear (1007), and the outside meshing of two driven gear (1007) is connected with same ring gear (1008), and ring gear (1008) rigid coupling is in rose box (1).