CN112456712A

CN112456712A - Sewage treatment structure for sewage treatment equipment

Info

Publication number: CN112456712A
Application number: CN202011320367.3A
Authority: CN
Inventors: 刘贤龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-23
Filing date: 2020-11-23
Publication date: 2021-03-09

Abstract

The invention discloses a sewage treatment structure for sewage treatment equipment, relates to the technical field of sewage treatment, and aims to solve the problems that a large amount of precipitated impurities are accumulated on a filter plate when the existing sewage treatment equipment is used for treating sewage, and filter holes of the filter plate are easy to block after the existing sewage treatment equipment is used for a long time. The utility model discloses a filter tank, including jar body, sediment pipeline, pivot, spiral delivery piece, first driving motor, filter plate, outlet pipe and second stabilizer blade, the bottom of jar body is provided with the drain pipe, slag extractor is installed to the lower extreme of drain pipe, slag extractor includes the collecting box, arranges sediment pipeline, row's cinder notch, pivot, spiral delivery piece, first driving motor, filter plate, outlet pipe and second stabilizer blade, arrange the sediment pipeline and set up in one side of collecting box, the pivot sets up in the intermediate position of arranging the sediment pipeline, the spiral delivery piece sets up in the outside of pivot, first driving motor sets up in the opposite side of collecting box.

Description

Sewage treatment structure for sewage treatment equipment

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a sewage treatment structure for sewage treatment equipment.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of draining a certain water body or reusing the sewage, is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and increasingly enters the daily life of common people. The sewage treatment tank is a common device for sewage treatment, and a proper amount of medicament is usually added to be mixed with sewage for reaction, so that the sewage is precipitated, and then the precipitated impurities are intercepted by the filter plate, so that the sewage is purified.

However, the existing sewage treatment equipment can cause a large amount of precipitated impurities to be accumulated on the filter plate when sewage is treated, and after the existing sewage treatment equipment is used for a long time, the filter holes of the filter plate are easy to be blocked, so that the existing requirements are not met.

Disclosure of Invention

The invention aims to provide a sewage treatment structure for sewage treatment equipment, which aims to solve the problems that a large amount of precipitated impurities are accumulated on a filter plate when the sewage treatment equipment provided by the background technology is used for treating sewage, and filter holes of the filter plate are easy to block after the sewage treatment equipment is used for a long time.

In order to achieve the purpose, the invention provides the following technical scheme: a sewage treatment structure for sewage treatment equipment comprises a tank body, wherein a drain pipe is arranged at the bottom end of the tank body, a slag discharging mechanism is arranged at the lower end of the drain pipe, the slag discharging mechanism comprises a collecting box, a slag discharging pipeline, a slag discharging port, a rotating shaft, a spiral conveying piece, a first driving motor, a filter plate, a water outlet pipe and a second support leg, the slag discharging pipeline is arranged at one side of the collecting box and is welded with the collecting box, the lower part of one end, away from the collecting box, of the slag discharging pipeline is fixedly connected with the slag discharging port, the rotating shaft is arranged at the middle position of the slag discharging pipeline, one end of the rotating shaft extends into the collecting box, two ends of the rotating shaft are respectively connected with the collecting box and the slag discharging pipeline through bearings in a rotating mode, the spiral conveying piece is arranged outside the rotating shaft and is welded with the rotating shaft, the first driving motor is arranged, the filter plate sets up in the inside of collecting box to be located the below of auger delivery piece, the outlet pipe sets up in the bottom of collecting box, the second stabilizer blade sets up in four corners of collecting box bottom to with collecting box welded connection, four corners of jar body bottom all are provided with first stabilizer blade, and first stabilizer blade and jar body welded connection, the below of first stabilizer blade and second stabilizer blade is provided with the bottom plate to with bottom plate welded connection, the cover is installed at the top of the jar body, and the cover passes through flange joint with the jar body.

Preferably, the internally mounted of jar body has the stirring frame, the stirring frame includes main shaft, fixed cover, connecting rod, stirring board, cover shell, brush, link, lead screw and motor.

Preferably, the fixing sleeve is sleeved outside the main shaft and connected with the main shaft through a bolt, the connecting rods are arranged on two sides of the fixing sleeve, and is welded with the fixed sleeve, the stirring plates are arranged at the two sides of the connecting rod and are welded with the main shaft, the connecting rod and one end of the stirring plate far away from the main shaft are welded with the casing, the brush is arranged on the inner side of the casing, and is in clearance connection with the casing, a mounting groove is arranged inside the connecting rod, a spacing block is arranged inside the mounting groove, the screw rod is arranged on one side of the spacing block, one end of the screw rod penetrates through the spacing block, and is rotationally connected with the spacing block through a bearing, the motor is arranged at the other side of the spacing block, the output end of the motor is in transmission connection with the screw rod through a coupler, the connecting frame is sleeved outside the screw rod, and is fixedly connected with a ball nut of the screw rod, and the other end of the connecting frame is fixedly connected with the hairbrush.

Preferably, a stirring motor is installed at the top of the tank cover, the output end of the stirring motor is in transmission connection with the main shaft through a coupler, and the output end of the stirring motor is in rotation connection with the tank cover through a bearing.

Preferably, the inner part of the stirring plate is provided with a long groove.

Preferably, the outside cover of the jar body is equipped with thermal-insulated shell, and thermal-insulated shell passes through bolted connection with the jar body, the inboard of thermal-insulated shell lower extreme is provided with the adapter sleeve, first gear is installed in the outside of adapter sleeve, and just first gear passes through the bearing rotation with the adapter sleeve and is connected, one side of the lower extreme of thermal-insulated shell is provided with logical groove, the inside top of thermal-insulated shell is provided with the slide rail, install the hot plate between slide rail and the first gear, the outside at the both ends of hot plate is provided with the fixing base, two the other end of fixing base all is provided with the connecting block, the connecting block of hot plate upper end extends to the slide rail inboard to with slide rail sliding connection.

Preferably, a second driving motor is installed on one side of the heat insulation shell, a second gear is installed outside the output end of the second driving motor, one end of the second gear penetrates through the through groove and is connected with the first gear in a meshed mode, a mounting seat is arranged outside the second driving motor, and one end of the mounting seat is connected with the heat insulation shell through a bolt.

Preferably, the top end of the tank cover is provided with a water inlet pipe and a medicine inlet pipe, and the water inlet pipe is positioned on one side of the medicine inlet pipe.

Preferably, the drain pipe and the water outlet pipe are both provided with valves.

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

1. according to the invention, the slag discharging mechanism is arranged below the tank body, sediment in sewage can be trapped by the filter plate of the slag discharging mechanism, the rotating shaft with the spiral conveying piece is arranged above the filter plate, one end of the rotating shaft is connected with the output shaft of the first driving motor, the rotating shaft can be driven to rotate by the first driving motor, so that the rotation of the spiral conveying piece is realized, and the sediment impurities trapped above the filter plate can be conveyed to the slag discharging port in the rotation process of the spiral conveying piece, so that automatic slag discharging is realized, the condition that a large amount of sediment impurities are accumulated on the filter plate to cause the blockage of the filter holes of the filter plate can be effectively avoided, meanwhile, manual slag removal is not required, and the labor intensity of workers is reduced.

2. According to the invention, the connecting rod, the stirring plate and the casing are arranged on two sides of the main shaft, the elongated slot is formed in the stirring plate, so that the stirring effect can be improved, the mixing uniformity of sewage and the medicament is ensured, the hairbrush is arranged in the casing, the hairbrush is connected with the ball nut of the screw rod through the connecting frame, when the motor drives the screw rod to rotate, the connecting frame and the hairbrush do linear motion along with the ball nut, so that the hairbrush extends to the outside of the casing and is attached to the inner wall of the tank body, and the hairbrush can clean dirt adhered to the inner wall of the tank body along with the rotation.

3. The heat insulation shell is arranged outside the tank body, the heating plate is arranged on the inner side of the heat insulation shell, the heating plate is electrified to generate heat, and the heat is conducted to sewage through the tank body, so that the activity of the sewage can be improved, the reaction speed of the sewage and a medicament can be accelerated, and the treatment efficiency of the equipment can be improved.

Drawings

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

FIG. 2 is an enlarged view of a portion of region A of the present invention;

FIG. 3 is a view of the first gear of the present invention in relation to the insulated housing and the second gear;

FIG. 4 is a partial enlarged view of region B of the present invention;

fig. 5 is a schematic overall perspective view of the present invention.

In the figure: 1. a tank body; 11. a drain pipe; 12. a first leg; 2. a slag discharge mechanism; 21. a collection box; 22. a slag discharge pipeline; 23. a slag discharge port; 24. a rotating shaft; 25. a spiral conveying sheet; 26. a first drive motor; 27. filtering the plate; 28. a water outlet pipe; 29. a second leg; 3. a base plate; 4. a can lid; 41. a water inlet pipe; 42. a medicine inlet pipe; 5. a stirring frame; 51. a main shaft; 52. fixing a sleeve; 53. a connecting rod; 531. mounting grooves; 532. a spacer block; 54. a stirring plate; 541. a long groove; 55. a housing; 56. a brush; 57. a connecting frame; 58. a screw rod; 59. a motor; 6. a stirring motor; 7. a thermally insulated housing; 71. connecting sleeves; 72. a through groove; 73. a slide rail; 8. heating plates; 81. a fixed seat; 82. connecting blocks; 9. a first gear; 10. a second drive motor; 101. a second gear; 102. and (7) mounting a seat.

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.

Referring to fig. 1-5, an embodiment of the present invention is shown: a sewage treatment structure for sewage treatment equipment comprises a tank body 1, a drain pipe 11 is arranged at the bottom end of the tank body 1, a slag discharging mechanism 2 is arranged at the lower end of the drain pipe 11, the slag discharging mechanism 2 comprises a collecting tank 21, a slag discharging pipeline 22, a slag discharging port 23, a rotating shaft 24, a spiral conveying piece 25, a first driving motor 26, a filter plate 27, a water outlet pipe 28 and a second supporting leg 29, the slag discharging pipeline 22 is arranged at one side of the collecting tank 21 and is welded with the collecting tank 21, the lower part of one end, away from the collecting tank 21, of the slag discharging pipeline 22 is fixedly connected with the slag discharging port 23, the rotating shaft 24 is arranged at the middle position of the slag discharging pipeline 22, one end of the rotating shaft 24 extends into the collecting tank 21, two ends of the rotating shaft 24 are respectively connected with the collecting tank 21 and the slag discharging pipeline 22 through bearings in a rotating manner, the spiral conveying piece 25 is arranged, and the output end of the first driving motor 26 is connected with the rotating shaft 24 through a coupling in a transmission way, so that the first driving motor rotates together and transmits torque, the filter plate 27 is arranged inside the collecting box 21 and is positioned below the spiral conveying piece 25, the water outlet pipe 28 is arranged at the bottom end of the collecting box 21, the second support legs 29 are arranged at four corners of the bottom of the collecting box 21 and are welded with the collecting box 21, the four corners of the bottom of the tank body 1 are provided with the first support legs 12, the first support legs 12 are welded with the tank body 1, the bottom plates 3 are arranged below the first support legs 12 and the second support legs 29 and are welded with the bottom plates 3, the tank cover 4 is arranged at the top of the tank body 1, the tank cover 4 is connected with the tank body 1 through a flange, the connection mode is simple.

Further, the stirring frame 5 is arranged in the tank body 1, the stirring frame 5 comprises a main shaft 51, a fixing sleeve 52, a connecting rod 53, a stirring plate 54, a casing 55, a hairbrush 56, a connecting frame 57, a screw rod 58 and a motor 59, the stirring effect is good, and the cleaning function is achieved.

Further, a fixed sleeve 52 is sleeved outside the main shaft 51 and connected with the main shaft 51 through a bolt, a connecting rod 53 is arranged on two sides of the fixed sleeve 52 and connected with the fixed sleeve 52 in a welding way, a stirring plate 54 is arranged on two sides of the connecting rod 53, the stirring plate 54 is connected with the main shaft 51 in a welding way, one end of the connecting rod 53 and one end of the stirring plate 54 far away from the main shaft 51 are connected with a sleeve shell 55 in a welding way, a brush 56 is arranged on the inner side of the sleeve shell 55 and connected with the sleeve shell 55 in a clearance way, the matching degree is high, the movement of the brush 56 is convenient, a mounting groove 531 is arranged inside the connecting rod 53, a spacer block 532 is arranged inside the mounting groove 531, a lead screw 58 is arranged on one side of the spacer block 532, one end of the lead screw 58 penetrates through the spacer block 532 and is connected with the spacer block 532 in a rotating way through a bearing, the rotary brush can rotate forward and backward, the output end of the motor 59 is in transmission connection with the screw rod 58 through a coupler so as to rotate together and transmit torque, the connecting frame 57 is sleeved outside the screw rod 58 and is fixedly connected with a ball nut of the screw rod 58, the ball nut can convert the rotary motion of the screw rod 58 into linear motion, and the other end of the connecting frame 57 is fixedly connected with the brush 56.

Further, agitator motor 6 is installed at the top of cover 4, and agitator motor 6's output passes through the shaft coupling transmission with main shaft 51 to be connected, makes it rotatory jointly and transmits the moment of torsion, and agitator motor 6's output passes through the bearing with cover 4 and rotates to be connected, the rotation of agitator motor 6's output of being convenient for.

Furthermore, the inside of the stirring plate 54 is provided with a long groove 541, and the stirring plate 54 can cut sewage in the rotating process through the long groove 541, so that the sewage is continuously dispersed and then converged, and the stirring effect can be improved.

Further, the heat insulation shell 7 is sleeved outside the tank body 1, the heat insulation shell 7 is made of metal material with poor heat conductivity, the heat insulation shell 7 has a good heat insulation effect, scalding is prevented, and heat loss is reduced at the same time, the heat insulation shell 7 is connected with the tank body 1 through bolts, a connecting sleeve 71 is arranged on the inner side of the lower end of the heat insulation shell 7, a first gear 9 is arranged on the outer side of the connecting sleeve 71, the first gear 9 is rotatably connected with the connecting sleeve 71 through bearings, a through groove 72 is arranged on one side of the lower end of the heat insulation shell 7, a sliding rail 73 is arranged at the top end inside the heat insulation shell 7, the sliding rail 73 is of an annular structure, a heating plate 8 is arranged between the sliding rail 73 and the first gear 9, fixing seats 81 are arranged outside the two ends of the heating plate 8, connecting blocks 82 are arranged, the friction force at the joint is convenient for the rotation of the heating plate 8, and the connecting block 82 at the lower end of the heating plate 8 is fixedly connected with the first gear 9.

Further, a second driving motor 10 is installed on one side of the heat insulation shell 7, a second gear 101 is installed outside the output end of the second driving motor 10, one end of the second gear 101 penetrates through the through groove 72 and is meshed with the first gear 9 to be connected, transmission can be achieved through meshing, transmission efficiency is high and stable, a mounting seat 102 is arranged outside the second driving motor 10, one end of the mounting seat 102 is connected with the heat insulation shell 7 through bolts, connection is reliable, and fixation is firm.

Further, a water inlet pipe 41 and a medicine inlet pipe 42 are arranged at the top end of the tank cover 4, the water inlet pipe 41 is located on one side of the medicine inlet pipe 42, the water inlet pipe 41 is used for injecting sewage and cleaning water, and the medicine inlet pipe 42 is used for injecting medicine.

Furthermore, valves are installed on the drain pipe 11 and the water outlet pipe 28, and the opening and closing of the drain pipe 11 and the water outlet pipe 28 can be controlled through the valves.

The working principle is as follows: when in use, a proper amount of sewage is injected into the tank body 1 through the water inlet pipe 41, and a proper amount of medicament is injected into the tank body 1 through the medicament inlet pipe 42. The stirring motor 6 is started, the output end of the stirring motor 6 drives the main shaft 51 of the stirring frame 5 to rotate, the fixing sleeve 52, the connecting rod 53, the stirring plate 54 and the sleeve case 55 which are fixed with the main shaft 51 rotate along with the main shaft, and the sewage is stirred to be fully mixed with the medicament. When agitator motor 6 starts, 8 circular telegrams of hot plate begin to heat, second driving motor 10 starts, it is rotatory to drive the second gear 101 of its output, because second gear 101 is connected with the meshing of first gear 9, can realize the transmission, make first gear 9 produce rotatoryly, hot plate 8 is rotatory along with first gear 9, connecting block 82 of hot plate 8 upper end slides in slide rail 73 inboard, through the rotation of hot plate 8, can make the even conduction of heat to jar body 1, thereby improve heat conduction efficiency. The sewage is heated to improve the activity of the sewage, so that the reaction speed of the sewage and the medicament can be accelerated, and the treatment efficiency of the equipment is improved. After the sewage and the medicament are fully mixed and react, a large amount of precipitated impurities are generated, the valve of the drain pipe 11 is opened, the sewage in the tank body 1 can flow into the collecting box 21 of the slag-discharge mechanism 2, meanwhile, the valve on the water outlet pipe 28 is opened, and the treated water can be discharged to the outside of the equipment. During this time, the sewage flows through the filter sheet 27, and the precipitated impurities in the sewage are trapped by the filter sheet 27, so that the impurities are accumulated above the filter sheet 27. After using a period of time, start first driving motor 26, first driving motor 26 drives the pivot 24 rotatory, auger delivery piece 25 rotates along with pivot 24, can carry the sediment impurity that the filter plate 27 top was held back to row cinder notch 23 at auger delivery piece 25's rotatory in-process, realize arranging the sediment automatically from this, can effectively avoid a large amount of sediment impurities to pile up on filter plate 27, lead to the condition of filter hole jam of filter plate 27, need not artifical scarfing cinder simultaneously, workman's intensity of labour has been reduced. When the tank body 1 needs to be cleaned, the motor 59 drives the screw rod 58 to rotate positively, the ball nut converts the rotating motion of the screw rod 58 into linear motion, the connecting frame 57 and the hairbrush 56 move along with the ball nut, so that the hairbrush 56 extends to the outside of the sleeve 55 and is attached to the inner wall of the tank body 1, and the hairbrush 56 rotates along with the main shaft 51 to clean dirt adhered to the inner wall of the tank body 1, so that the cleaning effect is achieved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a sewage treatment structure for sewage treatment device, includes a jar body (1), its characterized in that: the slag discharging device comprises a tank body (1), a water discharging pipe (11) is arranged at the bottom end of the tank body (1), a slag discharging mechanism (2) is installed at the lower end of the water discharging pipe (11), the slag discharging mechanism (2) comprises a collecting box (21), a slag discharging pipeline (22), a slag discharging port (23), a rotating shaft (24), a spiral conveying piece (25), a first driving motor (26), a filter plate (27), a water discharging pipe (28) and a second supporting leg (29), the slag discharging pipeline (22) is arranged on one side of the collecting box (21) and is connected with the collecting box (21) in a welding mode, the lower portion, far away from one end of the collecting box (21), of the slag discharging pipeline (22) is fixedly connected with the slag discharging port (23), the rotating shaft (24) is arranged in the middle of the slag discharging pipeline (22), one end of the rotating shaft (24) extends into the collecting box (21), two ends of the rotating shaft (24, the spiral conveying sheet (25) is arranged outside the rotating shaft (24) and is connected with the rotating shaft (24) in a welded mode, the first driving motor (26) is arranged on the other side of the collecting box (21), the output end of the first driving motor (26) is in transmission connection with the rotating shaft (24) through a coupler, the filter plate (27) is arranged inside the collecting box (21) and is located below the spiral conveying sheet (25), the water outlet pipe (28) is arranged at the bottom end of the collecting box (21), the second supporting legs (29) are arranged at four corners of the bottom of the collecting box (21) and are connected with the collecting box (21) in a welded mode, the first supporting legs (12) are arranged at the four corners of the bottom of the tank body (1), the first supporting legs (12) are connected with the tank body (1) in a welded mode, and the bottom plate (3) is arranged below the first supporting legs (12) and the second supporting legs (29), and is welded with the bottom plate (3), a tank cover (4) is arranged at the top of the tank body (1), and the tank cover (4) is connected with the tank body (1) through a flange.

2. The sewage treatment structure for a sewage treatment apparatus according to claim 1, characterized in that: the internal mounting of jar body (1) has stirring frame (5), stirring frame (5) include main shaft (51), fixed cover (52), connecting rod (53), stirring board (54), cover (55), brush (56), link (57), lead screw (58) and motor (59).

3. The sewage treatment structure for the sewage treatment apparatus according to claim 2, wherein: the fixed sleeve (52) is sleeved outside the main shaft (51) and connected with the main shaft (51) through bolts, the connecting rod (53) is arranged on two sides of the fixed sleeve (52) and connected with the fixed sleeve (52) in a welding manner, the stirring plates (54) are arranged on two sides of the connecting rod (53), the stirring plates (54) are connected with the main shaft (51) in a welding manner, one ends, far away from the main shaft (51), of the connecting rod (53) and the stirring plates (54) are connected with the casing (55) in a welding manner, the hairbrush (56) is arranged on the inner side of the casing (55) and is in clearance connection with the casing (55), an installation groove (531) is arranged inside the connecting rod (53), a spacer block (532) is arranged inside the installation groove (531), the lead screw (58) is arranged on one side of the spacer block (532), one end of the lead screw (58) penetrates through the spacer block (532) and is connected with the spacer block, the motor (59) is arranged on the other side of the spacer block (532), the output end of the motor (59) is in transmission connection with the lead screw (58) through a coupler, the connecting frame (57) is sleeved outside the lead screw (58) and is fixedly connected with a ball nut of the lead screw (58), and the other end of the connecting frame (57) is fixedly connected with the brush (56).

4. The sewage treatment structure for a sewage treatment apparatus according to claim 1, characterized in that: agitator motor (6) are installed at the top of cover (4), and the output of agitator motor (6) passes through the shaft coupling transmission with main shaft (51) and is connected, the output of agitator motor (6) passes through the bearing with cover (4) and rotates and be connected.

5. The sewage treatment structure for the sewage treatment apparatus according to claim 2, wherein: the inner part of the stirring plate (54) is provided with a long groove (541).

6. The sewage treatment structure for a sewage treatment apparatus according to claim 1, characterized in that: the tank is characterized in that a heat insulation shell (7) is sleeved outside the tank body (1), the heat insulation shell (7) is connected with the tank body (1) through a bolt, a connecting sleeve (71) is arranged on the inner side of the lower end of the heat insulation shell (7), a first gear (9) is installed on the outer side of the connecting sleeve (71), the first gear (9) is rotatably connected with the connecting sleeve (71) through a bearing, a through groove (72) is formed in one side of the lower end of the heat insulation shell (7), a sliding rail (73) is arranged at the top end inside the heat insulation shell (7), a heating plate (8) is installed between the sliding rail (73) and the first gear (9), fixing seats (81) are arranged outside the two ends of the heating plate (8), connecting blocks (82) are arranged at the other ends of the fixing seats (81), and the connecting blocks (82) at the, and is connected with the sliding rail (73) in a sliding way, and a connecting block (82) at the lower end of the heating plate (8) is fixedly connected with the first gear (9).

7. The sewage treatment structure for the sewage treatment apparatus according to claim 6, wherein: second driving motor (10) are installed to one side of thermal-insulated shell (7), the externally mounted of second driving motor (10) output has second gear (101), and the one end of second gear (101) passes logical groove (72) and is connected with first gear (9) meshing, the outside of second driving motor (10) is provided with mount pad (102), bolted connection is passed through with thermal-insulated shell (7) to the one end of mount pad (102).

8. The sewage treatment structure for a sewage treatment apparatus according to claim 1, characterized in that: the top of cover (4) is provided with inlet tube (41) and advances pencil (42), and inlet tube (41) are located one side of advancing pencil (42).

9. The sewage treatment structure for a sewage treatment apparatus according to claim 1, characterized in that: and valves are respectively arranged on the drain pipe (11) and the water outlet pipe (28).