CN113402131A

CN113402131A - Be used for aerobe response equipment

Info

Publication number: CN113402131A
Application number: CN202110886472.1A
Authority: CN
Inventors: 章西峰
Original assignee: Individual
Current assignee: Zhaodong Bo'an Environmental Protection Technology Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-09-17
Anticipated expiration: 2041-08-03
Also published as: CN113402131B

Abstract

The invention belongs to the technical field of biological reaction equipment, and discloses aerobic biological reaction equipment, which comprises a reaction tank and a reaction base, wherein the reaction tank is positioned at the top end of the reaction base; cut apart the plectane and cut apart into a plurality of relatively sealed cavitys with the retort for microorganism, organic matter can not gather to one completely, can carry out layering stirring, reaction at a plurality of cavitys, and simultaneously after microorganism, organic matter reaction in a certain cavity are accomplished, the fan-shaped blanking district of accessible is opened to the fan-shaped end baffle, makes the mixture enter into next cavity in from fan-shaped blanking district, easy operation.

Description

Be used for aerobe response equipment

Technical Field

The invention belongs to the technical field of biological reaction equipment, and particularly relates to aerobic biological reaction equipment.

Background

The activated sludge process is an aerobic biological treatment of sewage that removes soluble and colloidal biochemically viable organic matter from the sewage, as well as suspended solids and other materials that can be adsorbed by the activated sludge, as well as a portion of the phosphorus and nitrogen.

The activated sludge process is a main method for biologically treating wastewater mainly containing activated sludge. The activated sludge process is a sludge-like floc formed by the proliferation of aerobic microorganisms after a certain period of time by continuously introducing air into the wastewater. The microorganisms mainly including zoogloea inhabit on the microbial pool, and have strong capability of adsorbing and oxidizing organic matters. The method is to perform continuous mixed culture on sewage and various microorganism populations under the condition of artificial oxygenation to form activated sludge. The biological coagulation, adsorption and oxidation of the activated sludge are utilized to decompose and remove organic pollutants in the sewage. Then separating the sludge from the water, returning most of the sludge to the aeration tank, and discharging the rest of the sludge out of the activated sludge system.

Present reaction equipment, inside cavity is mostly a whole, make microorganism and organic matter gather together to together more, make microorganism and organic matter contact surface not big enough, it is relatively poor to lead to the reaction effect of microorganism and organic matter, be difficult to carry out the rapid decomposition to organic material, operating time has been prolonged, residue after the reaction is difficult to clear up simultaneously, need comparatively loaded down with trivial details, complicated work is arranged, and the residue stays in equipment for a long time, it is relatively poor to make equipment reaction effect, be unfavorable for long-term use, for this reason we propose one kind be used for aerobic biological reaction equipment.

Disclosure of Invention

The invention aims to provide aerobic biological reaction equipment to solve the problems that the prior reaction equipment provided by the background art has the defects that the internal cavity is mostly a whole, so that microorganisms and organic matters are gathered together, the contact surface between the microorganisms and the organic matters is not large enough, the reaction effect of the microorganisms and the organic matters is poor, the organic materials are difficult to decompose quickly, the working time is prolonged and the like.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a be used for aerobe reaction equipment, includes retort, reaction base, the retort is located reaction base's top, the top middle part of retort is equipped with driving motor, one side that the top of retort is located driving motor is equipped with the material import, the opposite side that the top of retort is located driving motor is equipped with gas inlet, one side of reaction base is equipped with the delivery port, one side that the surface of reaction base is located the delivery port is inlayed and is had the operation machine case.

Preferably, a driving inner shaft is arranged in the reaction tank and connected with an output shaft of a driving motor, a plurality of partition circular plates are arranged on the outer wall of the driving inner shaft and located in the reaction tank, the reaction tank forms a plurality of cavities through the plurality of partition circular plates, so that microorganisms and organic matters entering the reaction tank are better in stirring effect, larger in contact area and capable of fully reacting, a plurality of fan-shaped blanking areas are formed in the surfaces of the partition circular plates, the organic matters and microorganism mixtures after the reaction can enter the cavities at the bottom from the fan-shaped blanking areas, and sealing adjusting pieces are arranged at the bottoms of the partition circular plates and used for closing and opening the fan-shaped blanking areas and enabling the organic matters and microorganism mixtures at the tops of the partition circular plates to flow or stop;

preferably, the bottom is equipped with the dish type base in the retort, and the edge all around of dish type base is higher, and the middle part of dish type base is lower, is the bowl dish shape, and the mixture that is located dish type base top can follow eminence landing all around to middle part low department, the surface of dish type base has been seted up the material and has been forwarded the mouth, just the material forwards the mouth and communicates with each other with the reaction base to in the mouth enters into the reaction base from the material forwards, the reaction base includes the rectangular frame body, be equipped with direction heating shell, rectangle filter frame in the rectangular frame body, just the direction heating shell is located the material and forwards the mouth under, and the mixture that is located on the dish type base forwards the mouth from the material and drops to the direction heating shell in, the direction heating shell communicates with each other through drainage tube and.

Preferably, the outer wall of the inner driving shaft is provided with a plurality of stirring frame blades, the stirring frame blades are all located at the top of the split circular plate, a gap is formed between the split circular plate and the stirring frame blades, when the fan-shaped blanking area is in a closed state, the stirring frame blades have a stirring effect, the mixture located at the top of the split circular plate can be fully stirred, and when the fan-shaped blanking area is in an open state, the stirring frame blades can push the mixture located at the top of the split circular plate, so that the mixture falls from the fan-shaped blanking area.

Preferably, the outer wall of the inner driving shaft is provided with a material pushing plate, the material pushing plate is located at the top of the disc-shaped base and is matched with the disc-shaped base, and when the mixture is located at the top of the disc-shaped base, the mixture can be pushed to the material transfer port along with the rotation of the material pushing plate.

Preferably, the sealing adjusting part comprises a displacement rotating gear, the displacement rotating gear is positioned at the bottom of the dividing circular plate, the displacement rotating gear can rotate at the top of the dividing circular plate, the displacement rotating gear and the dividing circular plate are arranged in the same circle center, a plurality of fan-shaped bottom baffles are arranged at the top of the dividing circular plate, the fan-shaped bottom baffles are matched with the fan-shaped blanking area for use, when the displacement rotating gear rotates, the displacement rotating gear drives the fan-shaped bottom baffles to rotate together, an embedded rotating block is arranged at one side, positioned at the top of the fan-shaped bottom baffles, of the top of the displacement rotating gear, the bottom wall of the dividing circular plate is provided with a rotating block sliding rail matched with the embedded rotating block for use, when the displacement rotating gear rotates, the embedded rotating block rotates in the rotating block sliding rail, even if the displacement rotating gear can normally rotate, the displacement rotating gear cannot be separated from the dividing circular plate, one side that the roof of cutting apart the plectane is located displacement rolling gear is equipped with L type fixing base, be equipped with driving motor on the L type fixing base, driving motor's output shaft direction is equipped with drive top gear, just drive top gear is connected with the meshing of displacement rolling gear, drive top gear passes through the anticreep bearing and cuts apart the plectane and rotate and be connected, and after driving motor operation, driving motor drives drive top gear and rotates in the lump, and drive top gear is connected with the meshing of displacement rolling gear to make displacement rolling gear rotate as power, thereby can make fan-shaped bottom flap play the effect of opening, closing to fan-shaped unloading district.

Preferably, the inside of direction heating shell is equipped with a plurality of heating pipes, and the heating pipe plays heat preservation, heating effect to the direction in the heating shell, and the heating pipe is located direction heating shell inner wall, its heat preservation effect preferred, heating pipe convenient to detach simultaneously.

Preferably, one side of the heating pipe close to the rectangular filtering frame is provided with a plurality of magnet connecting frames, one side of the rectangular filtering frame close to the guide heating shell is provided with a magnet block magnetically connected with the magnet connecting frames, so that the rectangular filtering frame can be fixed in the rectangular frame, and the magnet block and the magnet connecting frames are magnetically connected, so that the rectangular filtering frame can be fixed on one side of the guide heating shell.

Preferably, the rectangle filters the frame and is cavity cuboid filter screen structure, just the top that the rectangle filtered the frame is uncovered design, the operation door that uses with the cooperation of rectangle filtration frame is seted up to one side of reaction base, and the rectangle filters the frame and is cavity cuboid filter screen structure, not only can effectually be with solid-liquid separation, and the area of contact of rectangle filtration frame and liquid is great simultaneously, can make liquid flow rapidly, has reduced the condition in the long-time person's equipment of reserving of residue, the long-term use of the response equipment of being convenient for.

Compared with the prior art, the invention has the beneficial effects that:

cut apart the plectane and cut apart into a plurality of relatively sealed cavitys with the retort, make the microorganism, the organic matter can not gather to one completely, can carry out the layering stirring at a plurality of cavitys, the reaction, simultaneously when the microorganism in a certain cavity, the organic matter reaction is accomplished the back, fan-shaped unloading district is opened to the fan-shaped bottom shield of accessible, make the mixture enter into next cavity from fan-shaped unloading district, and easy operation uses automaticly, make microorganism and organic matter area of contact great, the effectual organic material that makes has carried out quick decomposition, the smooth progress of work has been guaranteed.

The material residue accessible rectangle filters the frame and plays the filter effect, and the commodity circulation residue can flow to the rectangle finally and filter in the frame, and the rectangle filters the frame and be cavity cuboid filter screen structure, not only can effectually be with solid-liquid separation, and the rectangle filters the area of contact of frame and liquid great simultaneously, can make liquid flow rapidly, has reduced the condition in the residue long-time person's equipment of remaining, the long-term use of the reaction equipment of being convenient for.

A plurality of magnet pieces can be connected with a plurality of magnet connection frame magnetism respectively to it is more stable to make the rectangle filter frame be located reaction base, and the heating pipe that has simultaneously leads to heating shell inside for the heat preservation of direction heating shell, heating performance preferred can make and be located microorganism, the organic matter mixture of direction heating shell satisfy the demand that different technology was used, are applicable to market more.

Drawings

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

FIG. 2 is a cross-sectional view of a structural reactor tank of the present invention;

FIG. 3 is a perspective view of the structural dish base of the present invention;

FIG. 4 is a bottom view of the structural segmented disk of the present invention;

FIG. 5 is an exploded view of a structural partitioning disk of the present invention;

FIG. 6 is a perspective view of a structural rotor slide rail of the present invention;

FIG. 7 is a top view of a structural reaction base of the present invention;

FIG. 8 is an exploded view of a structural reaction mount of the present invention;

FIG. 9 is a perspective view of a structural heating tube of the present invention;

in the figure: 1. a drive motor; 2. a material inlet; 3. a reaction tank; 301. a fan-shaped blanking area; 302. dividing the circular plate; 303. an inner drive shaft; 304. stirring the frame leaves; 305. a dish-shaped base; 306. a material transfer port; 307. a material pushing plate; 308. a fan-shaped bottom baffle; 309. a displacement rotating gear; 310. a drive motor; 311. an L-shaped fixed seat; 312. a drive top gear; 313. an anti-drop bearing; 314. embedding a rotating block; 315. a turning block slide rail; 4. a reaction base; 401. a rectangular frame body; 402. a rectangular filter frame; 403. guiding the heating shell; 404. a magnet block; 405. a drainage tube; 406. a magnet connecting frame; 407. heating a tube; 5. an operating door; 6. a water outlet; 7. operating the case; 8. and a gas inlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 9, the present invention provides a technical solution: the utility model provides a be used for aerobe reaction equipment, includes retort 3, reaction base 4, retort 3 is located reaction base 4's top, retort 3's top middle part is equipped with driving motor 1, one side that retort 3's top is located driving motor 1 is equipped with material import 2, the opposite side that retort 3's top is located driving motor 1 is equipped with gas feed 8, one side of reaction base 4 is equipped with delivery port 6, one side that reaction base 4's surface is located delivery port 6 is inlayed and is had operation machine case 7.

Referring to fig. 1, 2 and 3, a driving inner shaft 303 is disposed in the reaction tank 3, the driving inner shaft 303 is connected to an output shaft of the driving motor 1, a plurality of dividing circular plates 302 are disposed on an outer wall of the driving inner shaft 303, the dividing circular plate 302 is positioned in the reaction tank 3, the reaction tank 3 forms a plurality of cavities by the plurality of dividing circular plates 302, so that the microorganism and organic matter entering the reaction tank 3 have better stirring effect and larger contact area, can carry out full reaction, the surface of the partition round plate 302 is provided with a plurality of fan-shaped blanking areas 301, the mixture of organic matters and microorganisms after the reaction can enter the cavity at the bottom from the fan-shaped blanking areas 301, the bottom of the partition circular plate 302 is provided with a sealing adjusting piece which is used for closing and opening the fan-shaped blanking area 301, the effect of flowing or stopping the mixture of organic matter and microorganism on the top of the circular partition plate 302;

referring to fig. 1, 2, 7, 8, 9, a disc-shaped base 305 is disposed at an inner bottom end of the reaction tank 3, the edge of the periphery of the disc-shaped base 305 is higher, the middle of the disc-shaped base 305 is lower, the disc-shaped base 305 is dish-shaped, a mixture at the top of the disc-shaped base 305 can slide from a high position to a low position, a material transfer port 306 is disposed on the surface of the disc-shaped base 305, the material transfer port 306 is communicated with the reaction base 4 and enters the reaction base 4 from the material transfer port 306, the reaction base 4 includes a rectangular frame 401, a guiding heating shell 403 and a rectangular filtering frame 402 are disposed in the rectangular frame 401, the guiding heating shell 403 is disposed under the material transfer port 306, the mixture on the disc-shaped base 305 falls into the guiding heating shell 403 from the material transfer port 306, and the guiding heating shell 403 is communicated with the rectangular filtering frame 402 through a drainage tube 405.

In this embodiment, referring to fig. 2 and 3, preferably, a plurality of stirring frame blades 304 are disposed on an outer wall of the inner driving shaft 303, and the stirring frame blades 304 are all located on a top of the divided circular plate 302, and a gap is disposed between the divided circular plate 302 and the stirring frame blades 304, when the fan-shaped blanking area 301 is in a closed state, the stirring frame blades 304 perform a stirring effect, so as to fully stir the mixture located on the top of the divided circular plate 302, and when the fan-shaped blanking area 301 is in an open state, the stirring frame blades 304 can push the mixture located on the top of the divided circular plate 302, so that the mixture falls from the fan-shaped blanking area 301.

In this embodiment, preferably, referring to fig. 3, a material pushing plate 307 is disposed on an outer wall of the inner driving shaft 303, the material pushing plate 307 is located on a top of the dish-shaped base 305, and the material pushing plate 307 cooperates with the dish-shaped base 305 to push the mixture into the material transfer opening 306 along with the rotation of the material pushing plate 307 when the mixture is located on the top of the dish-shaped base 305.

In this embodiment, preferably, referring to fig. 3, 4, 5, and 6, the sealing adjustment member includes a displacement rotation gear 309, the displacement rotation gear 309 is located at the bottom of the dividing circular plate 302, the displacement rotation gear 309 can rotate at the top of the dividing circular plate 302, the displacement rotation gear 309 and the dividing circular plate 302 are arranged at the same center, the top of the dividing circular plate 302 is provided with a plurality of fan-shaped bottom baffles 308, and the fan-shaped bottom baffles 308 are used in cooperation with the fan-shaped blanking area 301, when the displacement rotation gear 309 rotates, the displacement rotation gear 309 drives the fan-shaped bottom baffles 308 to rotate together, one side of the top of the displacement rotation gear 309 located at the fan-shaped bottom baffles 308 is provided with an embedded rotation block 314, the bottom wall of the dividing circular plate 302 is provided with a rotation block slide rail 315 used in cooperation with the embedded rotation block 314, when the displacement rotation gear 309 rotates, the embedded rotation block 314 rotates in the rotation block slide rail 315, namely, the displacement rotating gear 309 can normally rotate, and meanwhile, the displacement rotating gear 309 cannot be separated from the dividing circular plate 302, an L-shaped fixing seat 311 is arranged on one side, located on the displacement rotating gear 309, of the top wall of the dividing circular plate 302, a driving motor 310 is arranged on the L-shaped fixing seat 311, a driving top gear 312 is arranged in the output shaft direction of the driving motor 310, the driving top gear 312 is meshed with the displacement rotating gear 309 and is rotatably connected with the dividing circular plate 302 through an anti-falling bearing 313, after the driving motor 310 operates, the driving motor 310 drives the driving top gear 312 to rotate together, the driving top gear 312 is meshed with the displacement rotating gear 309 and is connected with the displacement rotating gear 309, so that the displacement rotating gear 309 rotates as power, and the fan-shaped bottom baffle 308 can achieve the effects of opening and closing the fan-shaped blanking area 301.

In this embodiment, preferably, referring to fig. 9, a plurality of heating pipes 407 are disposed inside the guiding heating shell 403, the heating pipes 407 perform heat preservation and heating effects on the inside of the guiding heating shell 403, the heating pipes 407 are located on the inner wall of the guiding heating shell 403, the heat preservation effect is better, and the heating pipes 407 are convenient to detach.

In this embodiment, referring to fig. 7 and 8, preferably, a plurality of magnet connection frames 406 are disposed on one side of the heating pipe 407 adjacent to the rectangular filter frame 402, and a magnet block 404 magnetically connected to the magnet connection frames 406 is disposed on one side of the rectangular filter frame 402 adjacent to the guide heating shell 403, so that the rectangular filter frame 402 can be fixed in the rectangular frame 401, and the magnet block 404 and the magnet connection frame 406 are magnetically connected to fix the rectangular filter frame 402 to one side of the guide heating shell 403.

In this embodiment, it is preferable, can refer to fig. 1, fig. 7, fig. 8, rectangle filter frame 402 is cavity cuboid filter screen structure, and the top of rectangle filter frame 402 is open design, operation door 5 that uses with rectangle filter frame 402 cooperation is seted up to one side of reaction base 4, rectangle filter frame 402 is cavity cuboid filter screen structure, not only can be effectual with solid-liquid separation, rectangle filter frame 402 is great with the area of contact of liquid simultaneously, can make liquid flow rapidly, the condition in the long-time person's equipment of remaining of residue has been reduced, be convenient for reaction equipment's long-term use.

The working principle is as follows: raw materials enter a reaction tank 3 through a material inlet 2 and a gas inlet 8, microorganisms and organic matters are located at the top of a partition circular plate 302 immediately, a plurality of fan-shaped blanking areas 301 are in a closed state at the moment, a driving inner shaft 303 drives a stirring frame blade 304 to rotate along with the operation of a driving motor 1, and a mixture located at the top of the partition circular plate 302 can be stirred, so that the condition that the microorganisms and the organic matters are mixed together is reduced, the contact area of the microorganisms and the organic matters is large, the reaction is more sufficient, and when the mixture is continuously input into the reaction tank 3, the fan-shaped blanking areas 301 can be opened, and the mixture enters a bottom cavity; the driving motor 310 is operated, so that the driving motor 310 drives the driving top gear 312 to rotate together, the driving top gear 312 is meshed with the displacement rotating gear 309 and is used as power to rotate the displacement rotating gear 309, the fan-shaped bottom baffle 308 can open and close the fan-shaped blanking area 301, and meanwhile, when the displacement rotating gear 309 rotates, the embedded rotating block 314 rotates in the rotating block sliding rail 315; the stirred mixture falls onto the dish-shaped base 305, the rotation of the material pushing plate 307 pushes the mixture to the material transfer opening 306 and falls into the guide heating shell 403, then the temperature of the guide heating shell 403 can be controlled according to the working requirement, the mixture in the guide heating shell 403 is kept still, the liquid of the mixture can flow out of the rectangular filter frame 402 and flows out of the reaction base 4 through the water outlet 6, the material residues immediately enter the rectangular filter frame 402, and when the residues in the rectangular filter frame 402 are more, the reaction base 4 can be opened through the operation door 5, so that the rectangular filter frame 402 is taken out and cleaned.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. The utility model provides a be used for aerobe reaction equipment, includes retort (3), reaction base (4), retort (3) are located the top of reaction base (4), the top middle part of retort (3) is equipped with driving motor (1), one side that the top of retort (3) is located driving motor (1) is equipped with material import (2), the opposite side that the top of retort (3) is located driving motor (1) is equipped with gas inlet (8), its characterized in that: a driving inner shaft (303) is arranged in the reaction tank (3), the driving inner shaft (303) is connected with an output shaft of the driving motor (1), a plurality of partition circular plates (302) are arranged on the outer wall of the driving inner shaft (303), the partition circular plates (302) are positioned in the reaction tank (3), the reaction tank (3) forms a plurality of cavities through the plurality of partition circular plates (302), a plurality of fan-shaped blanking areas (301) are formed on the surface of each partition circular plate (302), and sealing adjusting pieces are arranged at the bottoms of the partition circular plates (302);

the utility model discloses a reactor, including retort (3), dish type base (305), material transfer mouth (306) have been seted up on the surface of dish type base (305), just material transfer mouth (306) communicate with each other with reaction base (4), reaction base (4) include rectangle framework (401), be equipped with direction heating shell (403), rectangle filter frame (402) in rectangle framework (401), just direction heating shell (403) are located the material and transfer mouth (306) under, direction heating shell (403) communicate with each other with rectangle filter frame (402) through drainage tube (405).

2. An apparatus for aerobic biological reaction according to claim 1, wherein: the outer wall of the driving inner shaft (303) is provided with a plurality of stirring frame blades (304), the stirring frame blades (304) are all positioned at the top of the dividing circular plate (302), and a gap is formed between the dividing circular plate (302) and the stirring frame blades (304).

3. An apparatus for aerobic biological reaction according to claim 1, wherein: the outer wall of the inner driving shaft (303) is provided with a material pushing plate (307), the material pushing plate (307) is located at the top of the disc-shaped base (305), and the material pushing plate (307) is matched with the disc-shaped base (305) for use.

4. An apparatus for aerobic biological reaction according to claim 1, wherein: the sealing adjusting piece comprises a displacement rotating gear (309), the displacement rotating gear (309) is located at the bottom of the dividing circular plate (302), a plurality of fan-shaped bottom baffles (308) are arranged at the top of the dividing circular plate (302), and the fan-shaped bottom baffles (308) are matched with the fan-shaped blanking area (301) for use.

5. An apparatus for aerobic biological reaction according to claim 4 wherein: an embedded rotating block (314) is arranged on one side, located on the fan-shaped bottom baffle (308), of the top of the displacement rotating gear (309), and a rotating block sliding rail (315) matched with the embedded rotating block (314) in use is arranged on the bottom wall of the partition circular plate (302).

6. An apparatus for aerobic biological reaction according to claim 4 or 5, wherein: one side that the roof of cutting apart plectane (302) is located displacement rotary gear (309) is equipped with L type fixing base (311), be equipped with driving motor (310) on L type fixing base (311), the output shaft direction of driving motor (310) is equipped with drive top gear (312), just drive top gear (312) and displacement rotary gear (309) meshing are connected, drive top gear (312) are connected with cutting apart plectane (302) rotation through anticreep bearing (313).

7. An apparatus for aerobic biological reaction according to claim 1, wherein: a plurality of heating pipes (407) are arranged inside the guide heating shell (403).

8. An apparatus for aerobic biological reaction according to claim 1 or 7, wherein: one side of the heating pipe (407) close to the rectangular filtering frame (402) is provided with a plurality of magnet connecting frames (406), and one side of the rectangular filtering frame (402) close to the guide heating shell (403) is provided with a magnet block (404) magnetically connected with the magnet connecting frames (406).

9. An apparatus for aerobic biological reaction according to claim 8 wherein: rectangle filter frame (402) are cavity cuboid filter screen structure, just the top of rectangle filter frame (402) is uncovered design, operating door (5) that filter frame (402) cooperation was used with the rectangle are seted up to one side of reaction base (4).

10. An apparatus for aerobic biological reaction according to claim 1, wherein: one side of the reaction base (4) is provided with a water outlet (6), and one side of the surface of the reaction base (4) positioned at the water outlet (6) is embedded with an operation case (7).