CN212924655U

CN212924655U - Rural domestic sewage prevents stifled subassembly and sewage treatment device in little concentrated

Info

Publication number: CN212924655U
Application number: CN202021484795.5U
Authority: CN
Inventors: 汤锡峰; 叶玉树; 戴磊; 王振峰; 张剑锋
Original assignee: China Construction Water Affairs Environmental Protection Co Ltd
Current assignee: China Construction Water Affairs Environmental Protection Co Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-04-09
Anticipated expiration: 2030-07-24

Abstract

The utility model belongs to the technical field of sewage treatment technique and specifically relates to a rural domestic sewage prevents stifled subassembly and sewage treatment device in little concentrated. This subassembly is prevented blockking up by rural domestic sewage in little concentrated includes: the domestic sewage enters the flow dividing device, and the divided sewage enters the first filtering device; and after the sewage enters the first filtering device for filtering, the first filtering device filters and separates the sewage into solid substances and liquid substances. A small centralized rural domestic sewage treatment equipment comprises: a main body; a flow dividing device, a first filtering device, a second filtering device and a third filtering device are arranged in the main body; an automatic medicine feeding assembly for feeding medicines required by sewage treatment is arranged in the second filtering device; and the bottom purified water outlet of the second filtering device is connected with a third filtering device through a pipeline. The utility model provides a sewage treatment subassembly block up and the poor problem of sewage treatment effect.

Description

Rural domestic sewage prevents stifled subassembly and sewage treatment device in little concentrated

Technical Field

The utility model belongs to the technical field of sewage treatment technique and specifically relates to a rural domestic sewage prevents stifled subassembly and sewage treatment device in little concentrated.

Background

With the rapid development of society, the treatment of domestic sewage is becoming more and more perfect at present, but a large number of rural areas exist in China and are distributed and dispersed, and a large-scale domestic sewage treatment plant cannot be built on a large scale due to capital limitation, so that the existing domestic sewage treatment method and equipment need to be improved, the scale of sewage treatment is reduced, and sewage treatment equipment suitable for rural areas is developed.

The sewage treatment equipment in the existing market is simple to treat sewage, cannot meet the requirement of sewage treatment, sewage residues can be generated in each link of sewage treatment, the existing sewage treatment equipment is easy to block, the sewage treatment is slow, and the like, so that the small centralized rural domestic sewage treatment equipment is provided.

SUMMERY OF THE UTILITY MODEL

The first purpose of the utility model is to provide a small centralized rural domestic sewage anti-blocking component, which can prevent the sewage from being blocked easily in the sewage treatment;

a second object of the utility model is to provide a rural domestic sewage treatment equipment is concentrated to a little, it is poor to aim at solving rural domestic sewage treatment effect, the easy problem of blockking up of rural domestic sewage treatment equipment.

The utility model provides a rural domestic sewage prevents stifled subassembly in little concentrated, include:

the domestic sewage enters the flow dividing device, the flow dividing device divides the sewage according to the amount of the entered sewage, and the divided sewage enters the first filtering device;

the first filtering device filters and separates sewage into solid substances and liquid substances after the sewage enters the first filtering device for filtering; the solid substance enters a dirt outlet and is discharged; the liquid material enters the subsequent sewage treatment equipment.

Wherein, diverging device includes: the device comprises a water storage tank, a water storage tank resetting component, a water storage tank extruding component, a hollow pipe and a sewage discharge outlet; a water inlet is arranged above the water storage tank; the water storage tank resetting component is sleeved on the water inlet and is connected with the water storage tank; a water storage tank extrusion component is arranged below the water storage tank; the two sides of the water storage tank are respectively connected with a plurality of hollow pipes; one ends of the hollow pipes are vertically arranged on the water storage tank, and the other ends of the hollow pipes are correspondingly connected with a plurality of sewage discharge outlets; the sewage discharge outlets are vertically arranged and are movably connected with the hollow pipe.

The water storage tank resetting assembly comprises a connecting rod and a second compression spring; the second compression spring is sleeved on the outer wall of the water inlet, and the upper end face of the second compression spring is connected with one end of the connecting rod; the other end of the connecting rod is connected with the water storage tank; the water storage tank extrusion assembly comprises a third compression spring, an extrusion device and an extrusion rod; the bottom of the water storage tank is connected with a plurality of extrusion devices; a third compression spring is sleeved on the extrusion device; the bottom of the extrusion device is connected with the extrusion rod through water, and the extrusion device and the extrusion rod move reversely.

The first filtering device comprises a lifting filter screen assembly, a second hydraulic rod, a first sewage outlet pipe and an automatic switch mechanism; a second hydraulic rod which stretches and retracts along the end face of the lifting filter screen component is arranged above the lifting filter screen component; a first sewage outlet pipe is arranged on the wall of the domestic sewage treatment equipment at one side of the upper end surface of the lifting filter screen assembly far away from the second hydraulic rod; an automatic switch mechanism is arranged on the first sewage outlet pipe, and a sewage outlet is formed in one end, far away from the lifting filter screen assembly, of the first sewage outlet pipe.

The lifting filter screen assembly comprises a first hydraulic rod and a first filter screen; a first filter screen which is horizontally arranged is arranged at the telescopic end of the first hydraulic rod; a second hydraulic rod which stretches along the first filter screen is arranged on the upper end face of the first filter screen; the automatic opening and closing mechanism includes: the air bag comprises a baffle, a first air bag, a rotary valve and a second air bag; the top of the rotary valve is fixedly connected with a baffle, one side of the baffle is fixedly connected with a first air bag, and the first air bag is fixedly connected with a second air bag through an air pipe; the second air bag is arranged in the first sewage outlet pipe.

A small centralized rural domestic sewage treatment equipment comprises:

the main body is internally provided with the flow dividing device and the first filtering device; a second filtering device and a third filtering device are also arranged in the main body;

the purified water outlet at the bottom of the first filtering device is connected with the water inlet at the top of the second filtering device through a pipeline; an automatic medicine feeding assembly for feeding medicines required by sewage treatment is arranged in the second filtering device;

the bottom purified water outlet of the second filtering device is connected with the third filtering device through a pipeline; and an activated carbon filtering component is arranged in the third filtering device.

A first water pump is arranged on a pipeline connected with the first filtering device and the second filtering device; the second filtering device includes: the second filter screen, the stirrer, the automatic medicine discharging box, the bidirectional hydraulic rod and the supporting plate; a bidirectional hydraulic rod is fixedly connected below the supporting plate; one end of the bidirectional hydraulic rod, which is far away from the supporting plate, is connected with an automatic medicine discharging box; a stirrer is arranged below the automatic medicine feeding box; a second filter screen is arranged below the stirrer; the second filter screen is obliquely arranged, and the lower end of the second filter screen is arranged at one side close to the stirrer; the second filter screen, the stirrer and the supporting plate are all connected to the wall body of the main body; and an automatic switch mechanism is arranged on the wall body at the connecting end of the lower end of the second filter screen and the main wall body.

The automatic switch mechanism of the first filtering device and the automatic switch mechanism of the second filtering device are connected to the sewage outlet through the sewage treatment pipe; a third hydraulic rod is arranged at one end of the sewage treatment pipe, which is far away from the sewage outlet; the telescopic end of the third hydraulic rod is arranged in one end of the sewage treatment pipe.

A second water pump is arranged on a pipeline connecting the second filtering device and the third filtering device; the bottom of the third filtering device is provided with a purified water outlet; the bottom of the main body is provided with a supporting base for supporting the main body.

Wherein the activated carbon filter assembly comprises: the device comprises an active carbon layer, a fixed block and a locking piece; a fixing block is arranged on the main wall body oppositely arranged in the third filtering device; the fixed block and the wall body are locked through a locking piece; the edge of the active carbon layer is fixed through a plurality of fixing blocks.

The utility model relates to a rural domestic sewage prevents stifled subassembly beneficial effect in little concentrated: lead to the reposition of redundant personnel device to the sewage that gets into shunts and alleviate the too big sewage of messenger of sewage volume and can't effectually handle, and the sewage after will shunting discharges into first filter equipment, handles solid-state and liquid respectively that sewage contains in first filter equipment, has avoided the solid-state rubbish that contains in the sewage more, the jam that arouses.

The utility model relates to a rural domestic sewage treatment equipment of little concentrated, it is poor to be able to effectual solution sewage treatment effect, sewage impurity residue, the problem of easy jam all can appear in each link of sewage treatment.

The utility model discloses still have following beneficial effect:

sewage passes through the water inlet and gets into the storage water tank, when sewage is less, pipe and first export swing joint below the hollow tube, sewage comes out from first export, when sewage is more, the storage water tank moves down because of pressure, third compression spring pushes down, extrusion device pushes down, the effect that the extrusion pole passes through water shifts up, fix the storage water tank at the present position, four hollow tubes about respectively on the storage water tank move down, top hollow tube and first export contact, below hollow tube and second export contact, rivers increase outflow, make sewage treatment speed accelerate.

This rural domestic sewage treatment equipment of little concentration, the first hydraulic stem of first filter equipment bottom fixedly connected with, first filter equipment middle part sliding connection have a first filter screen, and when sewage is complete through a first filter screen, first hydraulic stem rises, and second hydraulic stem removes left, impels first sewage water pipe with first filter screen impurity, makes the device be difficult to block up.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic front sectional view of a small centralized rural domestic sewage treatment facility of the present invention;

FIG. 2 is a schematic view of a flow divider in the small centralized rural domestic sewage anti-clogging assembly of the present invention;

FIG. 3 is a schematic enlarged front view of an automatic switching mechanism of the small centralized rural domestic sewage treatment equipment of the utility model;

fig. 4 is a top view of fig. 3.

Description of reference numerals:

1. a main body; 2. a flow divider; 4. a first sewage outlet pipe; 5. a sewage outlet; 6. a support base; 7. A first filtering device; 8. a first hydraulic lever; 9. a second hydraulic rod; 10. a first filter screen; 11. a first water outlet pipe; 12. reinforcing the cross beam; 13. a first water pump; 14. an automatic opening and closing mechanism; 15. a second filter screen; 16. a third hydraulic lever; 17. a sewage treatment pipe; 18. a fixed block; 19. a locking member; 20. A purified water outlet; 21. an activated carbon layer; 22. a third filtering device; 23. a second water outlet pipe; 24. a second water pump; 25. a stirrer; 26. automatically discharging a medicine box; 27. a bidirectional hydraulic rod; 28. a support plate; 29. a connecting rod; 30. a second compression spring; 31. a water inlet; 32. a water storage tank; 33. a hollow tube; 34. a first outlet; 35. a second outlet; 36. a third compression spring; 37. an extrusion device; 38. A second filtering device; 39. an extrusion stem; 40. a baffle plate; 41. a first air bag; 42. rotating the valve; 43. a second air bag.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the patent relates to an anti-blocking assembly for domestic sewage in a small centralized rural area.

A subassembly is prevented blockking up by rural domestic sewage in little concentrated includes:

the domestic sewage enters the flow dividing device 2, the flow dividing device 2 divides the sewage according to the amount of the entered sewage, and the divided sewage enters the first filtering device 7;

the first filtering device 7 is used for filtering and separating the sewage into solid substances and liquid substances by the first filtering device 7 after the sewage enters the first filtering device 7 for filtering; the solid substances enter the sewage outlet 5 and are discharged; the liquid material enters the subsequent sewage treatment equipment.

Specifically, the flow dividing device 2 includes: a water storage tank 32, a water storage tank resetting component, a water storage tank extruding component, a hollow pipe 33 and a sewage discharge outlet; a water inlet 31 is arranged above the water storage tank 32; the water storage tank resetting component is sleeved on the water inlet 31 and is connected with the water storage tank 32; a water storage tank extrusion component is arranged below the water storage tank 32; two sides of the water storage tank 32 are respectively connected with a plurality of hollow pipes 33; one ends of the hollow pipes 33 are vertically arranged on the water storage tank 32, and the other ends of the hollow pipes 33 are correspondingly connected with a plurality of sewage discharge outlets; the sewage discharge outlets are vertically arranged and movably connected with the hollow pipe 33.

The flow dividing device 2 is fixed on one side in the main body 1, the water inlet 31 is communicated with external sewage, and the sewage enters the main body 1 from the water inlet 31.

Two hollow pipes 33 which are vertically arranged are respectively arranged at two sides of the water storage tank 32, one ends of the two hollow pipes 33 are communicated with the side wall of the water storage tank 32, and the other ends are connected with two vertically arranged sewage discharge outlets.

When the amount of sewage is large, the weight of the water storage tank 32 is increased due to more water in the water storage tank 32, so that the water storage tank 32 moves downwards, and the water storage tank extrusion assembly arranged below the water storage tank 32 is extruded. After the water storage tank extrusion assembly is extruded, the water storage tank extrusion assembly is in a balanced state, at the moment, the two hollow pipes 33 on one side of the water storage tank 32 are respectively communicated with the sewage discharge outlet on the side, and sewage is discharged through the first outlet 34 and the second outlet 35 which are contained in the sewage discharge outlet connected with the two hollow pipes 33. When entering the upper small part of the water storage tank 32, only the lowest hollow pipe 33 of the hollow pipes 33 is communicated with the first outlet 34 of the uppermost sewage discharge outlet, and sewage discharge is carried out through the first outlet 34.

The hollow tube 33 is attached to the wall of the main body 1 with one end connected with the sewage discharge outlet, and the end of the hollow tube 33 is provided with a sealing ring, so that no gap exists between the sewage in the hollow tube 33 and the wall in the state that the hollow tube 33 is not communicated with the sewage discharge outlet, and no leakage occurs.

The sewage discharged from the first outlet 34 and the second outlet 35 of the sewage discharge outlet is collected by a channel at the bottom of the flow dividing device 2 and enters the first filtering device 7.

Specifically, storage water tank reset assembly includes: a connecting rod 29 and a second compression spring 30; the second compression spring 30 is sleeved on the outer wall of the water inlet 31, and the upper end face of the second compression spring 30 is connected with one end of the connecting rod 29; the other end of the connecting rod 29 is connected with a water storage tank 32; the water storage tank squeezing assembly comprises a third compression spring 36, a squeezing device 37 and a squeezing rod 39; the bottom of the water storage tank 32 is connected with 2 extrusion devices 37; a third compression spring 36 is sleeved on the 2 extrusion devices 37; the bottom of the pressing device 37 is connected with the pressing rod 39 through water, and the pressing device 37 and the pressing rod 39 move reversely.

The bottom of the second compression spring 30 is arranged on the outer top end face of the main body 1, the top end face of the second compression spring 30 is connected with the connecting rod 29, more sewage is in the water storage tank 32, and when the water storage tank 32 descends, the second compression spring 30 is compressed; the water storage tank 32 has less sewage, and the second compression spring 30 is reset to provide power for the rising of the water storage tank 32.

The connecting rod 29 is fixedly connected with the top end surface of the water storage tank 32.

The squeeze stem 39 is in fluid communication with the squeeze means 37, and the water is disposed in a conventional configuration in the communicating vessel in which it flows. When the water tank 32 is not depressed, the water level at the squeeze device 37 is higher than the water level at the squeeze lever 39. The bottom of the squeeze bar 39 is in contact with the water surface and the top is connected to the water storage tank 32. The water storage tank 32 moves downward, so that the squeezing device 37 moves downward, the squeezing device 37 presses water into the lower part of the squeezing rod 39, so that the squeezing rod 39 rises, and at a certain position, the squeezing rod 39 and the upper end surface of the squeezing device 37 are in the same plane, and the hollow pipe 33 is communicated with the first outlet 34 and the second outlet 35.

The interconnector is of conventional construction.

Specifically, the first filter device 7 includes: the lifting filter screen component, the second hydraulic rod 9, the first sewage outlet pipe 4 and the automatic switch mechanism 14; a second hydraulic rod 9 which stretches along the end face of the lifting filter screen component is arranged above the lifting filter screen component; a first sewage outlet pipe 4 is arranged on the wall of the domestic sewage treatment equipment on one side of the upper end surface of the lifting filter screen assembly far away from the second hydraulic rod 9; an automatic switch mechanism 14 is arranged on the first sewage outlet pipe 4, and a sewage outlet 5 is arranged at one end, far away from the lifting filter screen assembly, of the first sewage outlet pipe 4.

The water discharged from the flow dividing device 2 enters the first filtering device 7 from the top of the first filtering device 7.

Through being equipped with in the first filter equipment 7 first filter screen 10 filters, first filter screen 10 can separate the impurity that reports in the sewage and sewage, and sewage gets into subsequent filtration after being filtered by first filter screen 10, and impurity is stayed the upper surface of first filter screen 10.

After more impurity, first hydraulic stem 8 rises, with first filter screen 10 jack-up for second hydraulic stem 9 below is arranged in to first filter screen 10, and just laminates mutually with second hydraulic stem 9. The second hydraulic rod 9 is a hydraulic rod 16 which is pushed transversely, the second hydraulic rod 9 pushes transversely to work, impurities on the first filter screen 10 are pushed into the first sewage outlet pipe 4, the impurities enable the automatic switching mechanism 14 to work, and the impurities are discharged from the first sewage outlet pipe 4 and are discharged out of the main body 1 through the sewage outlet 5.

Specifically, lift screen assembly includes: a first hydraulic rod 8 and a first screen 10; a first filter screen 10 which is horizontally arranged is arranged at the telescopic end of the first hydraulic rod 8; a second hydraulic rod 9 which stretches along the first filter screen 10 is arranged on the upper end face of the first filter screen 10; the automatic opening and closing mechanism 14 includes: a flapper 40, a first air bag 41, a rotary valve 42, and a second air bag 43; the top of the rotary valve 42 is fixedly connected with a baffle 40, one side of the baffle 40 is fixedly connected with a first air bag 41, and the first air bag 41 is fixedly connected with a second air bag 43 through an air pipe; the second air bag 43 is arranged in the first sewage outlet pipe 4.

After the impurities enter the first sewage outlet pipe 4, the impurities press the second air bag 43, so that the gas in the second air bag 43 enters the first air bag 41, the gas in the first air bag 41 increases, the volume of the gas increases, and the first air bag 41 pushes the baffle plate 40, so that the baffle plate 40 moves away from the first air bag 41. Thereby causing the rotary valve 42 to open. The impurities are discharged from the first sewage outlet pipe 4.

Due to the property of the rotary valve 42, when there is no impurity, the rotary valve rotates reversely, the baffle 40 is reset, and the gas in the first air bag 41 flows back to the second air bag 43.

The rotary valve 42 is a conventional rotary valve 42 with a spring capable of automatic reset, and belongs to the prior art.

A small centralized rural domestic sewage treatment equipment comprises:

the main body 1 is internally provided with the flow dividing device 2 and the first filtering device 7; the main body 1 is also internally provided with a second filtering device 38 and a third filtering device 22;

the purified water outlet at the bottom of the first filtering device 7 is connected with the water inlet at the top of the second filtering device 38 through a pipeline; an automatic medicine feeding assembly for feeding medicines required by sewage treatment is arranged in the second filtering device 38;

the bottom purified water outlet of the second filtering device 38 is connected with the third filtering device 22 through a pipeline; an activated carbon filter assembly is arranged in the third filter device 22.

Specifically, a first water pump 13 is arranged on a pipeline connecting the first filtering device 7 and the second filtering device 38; the second filter device 38 includes: a second filter screen 15, a stirrer 25, an automatic medicine discharging box 26, a bidirectional hydraulic rod 27 and a support plate 28; a bidirectional hydraulic rod 27 is fixedly connected below the supporting plate 28; one end of the bidirectional hydraulic rod 27 far away from the supporting plate 28 is connected with an automatic medicine discharging box 26; a stirrer 25 is arranged below the automatic medicine discharging box 26; a second filter screen 15 is arranged below the stirrer 25; the second filter screen 15 is obliquely arranged, and the lower end of the second filter screen 15 is arranged at one side close to the stirrer 25; the second filter screen 15, the stirrer 25 and the support plate 28 are all connected to the wall of the main body 1; and an automatic opening and closing mechanism 14 is arranged on the wall body at the connecting end of the lower end of the second filter screen 15 and the wall body of the main body 1.

Bi-directional hydraulic rods 27 provide support for support plate 28 and automatic discharge of medicine chest 26.

An automatic switch mechanism 14 is arranged on the wall body at the connecting end of the lower end of the second filter screen 15 and the wall body of the main body 1. The angle of inclination can help the impurities to enter the sewage outlet pipe.

The agitator 25 enables the sewage and the drug to be sufficiently merged.

The first suction pump 13 pumps the sewage in the first filtering device 7 into the second filtering device 38. For the stability of the first suction pump 13, the first suction pump 13 is fixed to the first filter device 7 by a reinforcing beam 12, and the reinforcing beam 12 can also improve the reaction force provided by the second hydraulic rod 9 when pushing impurities.

Specifically, the automatic switch mechanism 14 included in the first filtering device 7 and the automatic switch mechanism 14 provided in the second filtering device 38 are both connected to the sewage outlet 5 through the sewage treatment pipe 17; a third hydraulic rod 16 is arranged at one end of the sewage treatment pipe 17 far away from the sewage outlet 5; the telescopic end of the third hydraulic rod 16 is arranged in the sewage outlet pipe.

The third hydraulic rod 16 is arranged below the main body 1, the third hydraulic rod 16 can push impurities in sewage in the sewage treatment pipe 17 to move, and the impurities are solid and do not have water mobility, so that the third hydraulic rod 16 which stretches and retracts towards the sewage outlet 5 is arranged on the sewage treatment pipe 17.

Specifically, a second water pump 24 is arranged on a pipeline connecting the second filtering device 38 and the third filtering device 22; the bottom of the third filtering device 22 is provided with a purified water outlet 20; the bottom of the main body 1 is provided with a support base 6 for supporting the main body 1.

The second suction pump 24 pumps the sewage at the bottom of the second filtering device 38 into the third filtering device 22.

Specifically, the activated carbon filter assembly includes: an activated carbon layer 21, a fixing block 18 and a locking piece 19; a fixed block 18 is arranged on the wall of the main body 1 oppositely arranged in the third filtering device 22; the fixed block 18 and the wall are locked through a locking piece 19; the edges of the activated carbon layer 21 are fixed by a plurality of fixing blocks 18.

The locking member 19 is a conventional screw.

The sewage enters from the upper part of the third filtering device 22 and flows out from the bottom. In the process, impurities and chemical substances in the sewage are adsorbed by filtering the sewage through the activated carbon layer 21. The fixing block 18 can fix the activated carbon layer 21 in the third filter device 22.

The treated sewage flows out from the purified water outlet 20 at the bottom of the third filtering device 22 and is used for other purposes.

The structural relationship of this patent:

the top of the left side of the main body 1 is fixedly connected with a flow dividing device 2, the top of the flow dividing device 2 is provided with a water inlet 31, the left side and the right side of the water inlet 31 are movably connected with a connecting rod 29, the top of the connecting rod 29 is fixedly connected with a second compression spring 30, the bottom of the connecting rod 29 is fixedly connected with a water storage tank 32, the left side and the right side of the water storage tank 32 are fixedly connected with a hollow pipe 33, the bottom of the water storage tank 32 is fixedly connected with an extrusion device 37, the outer side of the extrusion device 37 is provided with a third compression spring 36, the right side inside the supporting base 6 is fixedly connected with a third hydraulic rod 16, the top of the left side of the supporting base 6 is fixedly connected with a first sewage outlet pipe 4, the first sewage outlet pipe 4 is provided with an automatic switch mechanism 14, the right side of the first sewage outlet pipe 4 is fixedly, the middle part of the first filtering device 7 is slidably connected with a first filter screen 10, the bottom of the right side of the first filtering device 7 is fixedly connected with a first water outlet pipe 11, the middle part of the first water outlet pipe 11 is fixedly provided with a first water suction pump 13, the top of the middle part of the supporting base 6 is fixedly connected with a second filtering device 38 through a water pipe, the middle part of the left side of the second filtering device 38 is fixedly connected with a stirrer 25 through a motor, the top of the left side of the second filtering device 38 is movably connected with a supporting plate 28, the bottom of the supporting plate 28 is fixedly connected with a bidirectional hydraulic rod 27, the bottom of the bidirectional hydraulic rod 27 is fixedly connected with an automatic medicine discharging box 26 through a supporting cross beam, the right side of the bottom of the second filtering device 38 is fixedly connected with a second water outlet pipe 23, the middle part of the second water outlet, the middle of the inside of the third filtering device 22 is connected with a fixing block 18 through a screw 19 in a threaded manner, the right side of the fixing block 18 is fixedly connected with an activated carbon layer 21, and a purified water outlet is formed in the right side of the bottom of the third filtering device 22.

The working principle is as follows:

when the amount of sewage is less, the pipe below the hollow pipe 33 is movably connected with the first outlet 34, the sewage comes out from the first outlet 34, when the amount of sewage is more, the water storage tank 32 moves downwards due to pressure, the third compression spring 36 presses downwards, the extrusion device 37 presses downwards, the extrusion rod 39 moves upwards under the action of water, the four left and right hollow pipes 33 on the water storage tank 32 move downwards respectively, the upper hollow pipe 33 is contacted with the first outlet 34, the lower hollow pipe 33 is contacted with the second outlet 35, water flow is increased and flows out, the sewage flows into the first filtering device 7 through the water pipe, impurities are left after the sewage passes through the filter screen, at the moment, the first hydraulic rod 8 automatically rises, the first filter screen 10 is lifted, after reaching a preset position, the second hydraulic rod 9 moves leftwards to push the impurities to the first sewage outlet 4, when the impurities block the filter screen 10, the sewage cannot pass through, the sewage extrudes the second air bag 43 through the pressure, the gas reaches the first air bag 41 from the gas pipe, the first air bag 41 swells, the baffle 40 is pushed to move leftwards, the rotary valve 42 is automatically opened, the impurity sewage flows out from the first sewage outlet pipe 4 and enters the sewage treatment pipe 17, the third hydraulic rod 16 in the sewage treatment pipe 17 automatically starts to work to push the sewage impurities to the sewage outlet 5, the sewage purified for the first time flows out to the second filtering device 38 under the action of the first water suction pump 13 on the first water outlet pipe 11 and falls onto the supporting plate 28, the supporting plate 28 is pressed downwards, the bidirectional hydraulic rod 27 is pressed downwards to touch the switch, the automatic medicine discharging box 26 below is opened to discharge medicine, the stirrer 25 starts to stir the mixture of the sewage and the medicine, the sewage purified again flows down through the second filter screen 15 and flows down through the second water suction pump 24 arranged on the second water outlet pipe 23, the sewage is pumped into the third filtering device 22 and flows down after being filtered through the activated carbon, a clean water body exits through the clean water outlet 20.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides a rural domestic sewage prevents stifled subassembly in little concentrated which characterized in that includes:

the domestic sewage enters the flow dividing device (2), the flow dividing device (2) divides the sewage according to the amount of the entered sewage, and the divided sewage enters the first filtering device (7);

the first filtering device (7), after the sewage enters the first filtering device (7) for filtering, the first filtering device (7) filters and separates the sewage into solid substances and liquid substances; the solid substances enter a dirt outlet (5) and are discharged; the liquid material enters the subsequent sewage treatment equipment.

2. The anti-clogging assembly for the domestic sewage in the small central rural area according to claim 1, characterized in that said diverting device (2) comprises: a water storage tank (32), a water storage tank resetting component, a water storage tank extruding component, a hollow pipe (33) and a sewage discharge outlet; a water inlet (31) is arranged above the water storage tank (32); the water storage tank resetting component is sleeved on the water inlet (31) and is connected with the water storage tank (32); a water storage tank extrusion component is arranged below the water storage tank (32); two sides of the water storage tank (32) are respectively connected with a plurality of hollow pipes (33); one ends of the hollow pipes (33) are vertically arranged on the water storage tank (32), and the other ends of the hollow pipes (33) are correspondingly connected with a plurality of sewage discharge outlets; the sewage discharge outlets are vertically arranged and movably connected with the hollow pipe (33).

3. The anti-clogging assembly for the domestic sewage in the small centralized rural area according to claim 2, wherein the water storage tank returning assembly comprises a connecting rod (29) and a second compression spring (30); the second compression spring (30) is sleeved on the outer wall of the water inlet (31), and the upper end face of the second compression spring (30) is connected with one end of the connecting rod (29); the other end of the connecting rod (29) is connected with a water storage tank (32); the water storage tank extrusion assembly comprises a third compression spring (36), an extrusion device (37) and an extrusion rod (39); the bottom of the water storage tank (32) is connected with a plurality of squeezing devices (37); a third compression spring (36) is sleeved on the extruding device (37); the bottom of the extrusion device (37) is connected with the extrusion rod (39) through water, and the extrusion device (37) and the extrusion rod (39) move in opposite directions.

4. The anti-clogging assembly for the domestic sewage in the small centralized rural area according to claim 1, characterized in that said first filtering device (7) comprises a lifting screen assembly, a second hydraulic rod (9), a first sewage outlet pipe (4) and an automatic switch mechanism (14); a second hydraulic rod (9) which stretches along the end face of the lifting filter screen component is arranged above the lifting filter screen component; a first sewage outlet pipe (4) is arranged on the wall of the domestic sewage treatment equipment on one side of the upper end surface of the lifting filter screen component far away from the second hydraulic rod (9); an automatic switch mechanism (14) is arranged on the first sewage outlet pipe (4), and a sewage outlet (5) is formed in one end, far away from the lifting filter screen assembly, of the first sewage outlet pipe (4).

5. The anti-clogging assembly for small centralized rural domestic sewage according to claim 4, characterized in that said lifting screen assembly comprises a first hydraulic rod (8) and a first screen (10); a first filter screen (10) which is horizontally arranged is arranged at the telescopic end of the first hydraulic rod (8); a second hydraulic rod (9) which stretches along the first filter screen (10) is arranged on the upper end face of the first filter screen (10); the automatic opening and closing mechanism (14) includes: a baffle plate (40), a first air bag (41), a rotary valve (42) and a second air bag (43); the top of the rotary valve (42) is fixedly connected with a baffle (40), one side of the baffle (40) is fixedly connected with a first air bag (41), and the first air bag (41) is fixedly connected with a second air bag (43) through an air pipe; the second air bag (43) is arranged in the first sewage outlet pipe (4).

6. A small centralized rural domestic sewage treatment device, comprising the small centralized rural domestic sewage anti-clogging assembly of any one of claims 1-5, comprising:

the filter comprises a main body (1), wherein the flow dividing device (2) and a first filtering device (7) are arranged in the main body (1); a second filtering device (38) and a third filtering device (22) are also arranged in the main body (1);

the purified water outlet (20) at the bottom of the first filtering device (7) is connected with the water inlet at the top of the second filtering device (38) through a pipeline; an automatic medicine feeding assembly for feeding medicines required by sewage treatment is arranged in the second filtering device (38);

a purified water outlet (20) at the bottom of the second filtering device (38) is connected with the third filtering device (22) through a pipeline; an active carbon filtering component is arranged in the third filtering device (22).

7. The small centralized rural domestic sewage treatment equipment according to claim 6, wherein the pipeline connecting the first filtering device (7) and the second filtering device (38) is provided with a first water pump (13); the second filtering device (38) comprises: a second filter screen (15), a stirrer (25), an automatic medicine discharging box (26), a bidirectional hydraulic rod (27) and a support plate (28); a bidirectional hydraulic rod (27) is fixedly connected below the supporting plate (28); one end of the bidirectional hydraulic rod (27) far away from the supporting plate (28) is connected with an automatic medicine discharging box (26); a stirrer (25) is arranged below the automatic medicine discharging box (26); a second filter screen (15) is arranged below the stirrer (25); the second filter screen (15) is obliquely arranged, and the lower end of the second filter screen (15) is arranged at one side close to the stirrer (25); the second filter screen (15), the stirrer (25) and the support plate (28) are connected to the wall of the main body (1); and an automatic switch mechanism (14) is arranged on the wall body at the connecting end of the lower end of the second filter screen (15) and the wall body of the main body (1).

8. The small centralized rural domestic sewage treatment equipment according to claim 7, wherein the automatic switch mechanism (14) included in the first filtering device (7) and the automatic switch mechanism (14) provided in the second filtering device (38) are connected to the sewage outlet (5) through the sewage treatment pipe (17); a third hydraulic rod (16) is arranged at one end of the sewage treatment pipe (17) far away from the sewage outlet (5); the telescopic end of the third hydraulic rod (16) is arranged in one end of the sewage treatment pipe (17).

9. The small centralized rural domestic sewage treatment equipment according to claim 6, wherein a second suction pump (24) is arranged on a pipeline connecting the second filtering device (38) and the third filtering device (22); a purified water outlet (20) is formed at the bottom of the third filtering device (22); the bottom of the main body (1) is provided with a supporting base (6) for supporting the main body (1).

10. The small centralized rural domestic sewage treatment apparatus of claim 6, wherein said activated carbon filter assembly comprises: an activated carbon layer (21), a fixing block (18) and a locking piece (19); a fixed block (18) is arranged on the wall body of the main body (1) which is oppositely arranged in the third filtering device (22); the fixed block (18) and the wall body are locked through a locking piece (19); the edge of the active carbon layer (21) is fixed by a plurality of fixing blocks (18).