CN112317441A

CN112317441A - Cleaning device and sewage tank

Info

Publication number: CN112317441A
Application number: CN202011401495.0A
Authority: CN
Inventors: 许仕哲; 柯炎均; 向江山
Original assignee: Shenzhen Water World Co Ltd
Current assignee: Shenzhen Water World Co Ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-02-05
Anticipated expiration: 2040-12-02
Also published as: CN112317441B

Abstract

The invention provides a cleaning device and a sewage tank comprising the same. The cleaning device and the sewage tank provided by the invention have the functions of cleaning and descaling the inner wall of the sewage tank, and effectively solve the problem that the health of a user is influenced by accumulation of stains and breeding of bacteria on the inner wall of the sewage tank.

Description

Cleaning device and sewage tank

Technical Field

The invention relates to the field of cleaning, in particular to a cleaning device and a sewage tank.

Background

At present, in the workstation of charging and washing rag for various cleaning machines such as mopping machine or cleaning machine, have the clear water case that provides the clear water source and retrieve the sewage case of washing water, the sewage incasement is because the spot accumulation breeds the bacterium easily, causes the pollution, is unfavorable for user's health.

Disclosure of Invention

The invention mainly aims to provide a cleaning device and a sewage tank comprising the same, which are used for cleaning stains in the sewage tank so as to solve the problem that the health of a user is influenced due to bacteria breeding caused by stain accumulation in the sewage tank.

The invention provides the following technical scheme:

a cleaning device is arranged in a sewage tank and comprises a power mechanism and a water spraying piece; the water spraying piece comprises a water inlet and a plurality of water spraying ports, wherein the water inlet is used for communicating an external water source; the plurality of water spraying ports are arranged towards the inner wall of the sewage tank; the power mechanism is in transmission connection with the water spraying piece and drives the water spraying piece to move in the sewage tank.

Further, the power mechanism comprises a driving part, a second screw rod, a connecting part and a supporting part; the second screw rod is vertically arranged; the driving part is arranged above the second screw rod and drives the second screw rod to rotate; the connecting part is provided with a threaded hole matched with the second screw rod; the connecting part is sleeved on the second screw rod through a threaded hole and is fixedly connected with the water spraying part; the supporting part is movably connected with the water spraying part, supports the water spraying part and limits the rotation of the water spraying part around the second screw rod.

Furthermore, the water spraying piece is tubular and is arranged along the inner wall of the sewage tank in a surrounding mode.

Furthermore, the water spraying piece consists of two sections of linear parts arranged in parallel and two sections of bending parts communicated with the two sections of linear parts; the water spraying piece is horizontally arranged.

As a first technical solution, the supporting part is composed of at least one group of supporting rods; the group of supporting rods is formed by mutually crossing and movably connecting a left rod and a right rod; when the supporting part consists of two or more groups of supporting rods, the groups of supporting rods are movably connected up and down; the left rod of the lowest group of support rods is rotationally connected with the water spraying piece, and the right rod is slidably connected with the water spraying piece; the right pole in a set of bracing piece of the top rotates with the sewage case to be connected, left pole and sewage case sliding connection.

Furthermore, sliding connection parts are arranged on the water spraying part and the sewage tank; the sliding part is provided with a sliding chute; the right rod at the lowest part is connected with a sliding part on the water spraying piece in a sliding way through a sliding chute; the left rod at the top is connected with the sliding connection part on the sewage tank in a sliding way through the sliding groove.

As a second technical scheme, the supporting part is a guide rail which is vertically arranged; a sliding block is fixedly arranged on the water spraying piece; the slide block is arranged in the guide rail and is connected with the guide rail in a sliding way.

Further, the driving part includes a motor, a driving gear and a driven gear; the motor comprises an output shaft; the driving gear is fixedly arranged on the output shaft; the driven gear is fixedly arranged at the upper end of the second screw rod; the motor is fixedly arranged on the sewage tank; the motor drives the driven gear and the second screw rod to rotate by driving the driving gear.

Furthermore, the cleaning device also comprises a plurality of nozzles which are correspondingly arranged on the water spray nozzles one by one.

The invention also provides a sewage tank, which comprises a tank body and the cleaning device; the box body at least comprises a bottom plate and a side shell; the cleaning device is arranged inside the box body.

Drawings

FIG. 1 is a schematic view of a disinfection apparatus according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the area M in FIG. 1;

FIG. 3 is a schematic structural diagram of a cleaning device according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a waste water tank according to an embodiment of the present invention.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

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.

In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention provides a disinfecting device, a cleaning device and a sewage tank comprising the disinfecting device and the cleaning device.

Referring to fig. 1, a sterilizing apparatus according to an embodiment of the present invention, which is disposed outside a wastewater tank including a transparent region, includes a sterilizing lamp 1 and a driving mechanism 2; the driving mechanism 2 is in transmission connection with the disinfection lamp 1, drives the disinfection lamp 1 to do reciprocating motion on a specified route, and the disinfection lamp 1 disinfects sewage in the sewage tank and the inner wall of the sewage tank through the transparent area.

The invention provides a disinfection device, which drives a disinfection lamp 1 to reciprocate on a specified route through a driving mechanism 2, so that sewage in a sewage tank and the inner wall of the sewage tank can be disinfected and sterilized fully, and the problem that the health of a user is influenced by bacteria grown in the sewage tank is solved.

Referring to fig. 1 and 2, in the present embodiment, the driving mechanism 2 includes a motor 21, a bracket 22, and a first lead screw 23; the bracket 22 is used for supporting the first screw rod 23, so that the first screw rod 23 can rotate relative to the bracket 22; the disinfection lamp 1 is provided with a through hole 1 a; the through hole 1a is provided with an internal thread matched with the first screw rod 23; the disinfection lamp 1 is sleeved on the first screw rod 23 through the through hole 1 a; the disinfection lamp 1 is connected with the bracket 22 in a sliding way through a first screw rod 23; the motor 21 is in transmission connection with the first screw rod 23, drives the first screw rod 23 to rotate and drives the disinfection lamp 1 to slide back and forth on the bracket 22 along the axis direction of the first screw rod 23.

In this embodiment, the motor 21 drives the first lead screw 23 to rotate relative to the bracket 22, the first lead screw 23 drives the sterilamp 1 to slide on the bracket 22 by matching with the through hole 1a on the sterilamp 1, and meanwhile, the sliding direction of the sterilamp 1 is the axial direction of the first lead screw 23. Therefore, in the present embodiment, the first screw 23 is driven to rotate, so as to drive the disinfection lamp 1 to move back and forth along the axial direction of the first screw 23, thereby repeatedly disinfecting the inner wall of the sewage tank at various positions through the transparent region of the sewage tank. To sewage incasement chamber big and inner wall everywhere apart from being unfavorable for unified sterile problem far away and because of sewage incasement wall is dirty stop the problem that disinfection light reachs farther water tank inner wall department easily, in the scheme in this embodiment, sterilamp 1 can remove to be close to each position in the water tank, thereby to do more closely more abundant disinfection to different positions in the water tank, corner, compare 1 rigidity's of sterilamp mode, further improved the disinfection and isolation effect to the sewage case. The embodiment adopts the screw rod transmission mode to drive the motion of the disinfection lamp 1, and has the advantages of stable transmission, simple structure and high practicability.

In the present embodiment, the sterilamp 1 includes a lamp body 11 and a lamp socket 12; the lamp body 11 is arranged on the lamp holder 12; the through hole 1a is arranged on the lamp holder 12; the lamp holder 12 is slidably connected to the bracket 22 through a first lead screw 23. When the motor 21 drives the first lead screw 23 to rotate, the lamp holder 12 drives the lamp body 11 to slide back and forth on the bracket 22 along the axial direction of the first lead screw 23. In the present embodiment, the lamp body 11 is an ultraviolet lamp, but in another embodiment of the present invention, a lamp capable of emitting light with a sterilization function, such as a mercury lamp, may be used.

In the present embodiment, two lamp bodies 11 are provided, and are arranged on the lamp socket 12 along the axial direction of the first lead screw 23. Meanwhile, the lamp body 11 is reinforced and fixed with the lamp holder 12 through the reinforcing plate 13 and the plurality of reinforcing columns 14.

In the present embodiment, the bracket 22 is enclosed and fixed by the front baffle 221, the rear baffle 222, the left baffle 223 and the right baffle 224; the motor 21 is arranged outside the right baffle 224; the left baffle 223 and the right baffle 224 are both provided with support holes; one end of the first screw 23 is inserted into the support hole on the left baffle 223, and the other end passes through the support hole on the right baffle 224 and is in transmission connection with the motor 21; the lamp holder 12 is slidably connected to the front baffle 221 and the rear baffle 222 through the first lead screw 23.

In this embodiment, the bracket 22 supports the first lead screw 23 through the support hole so that it can rotate relative to itself. The first screw 23 can rotate in the supporting hole, the supporting hole is not fixedly connected with the first screw 23, and the supporting hole only plays a role of supporting the first screw 23. In other embodiments, the bracket 22 may also support the first lead screw 23 in other forms, for example, the left baffle 223 is provided with a cylindrical protrusion facing the first lead screw 23, the bottom of one end of the first lead screw 23 is provided with a groove adapted to the cylindrical protrusion, the first lead screw 23 is sleeved on the cylindrical protrusion through the groove, so that one end of the first lead screw 23 is supported by the left baffle 223, and the other end of the first lead screw 23 also passes through the support hole on the right baffle 224 and then is in transmission connection with the motor 21. In this way, the first lead screw 23 can also be supported by the bracket 22 and then rotated with respect to the bracket 22.

Specifically, the lamp socket 12 includes a socket body 121 and a boss 122; the protruding portion 122 is fixedly disposed below the socket body 121; the through hole 1a is provided on the boss 122; the socket body 121 is disposed above the front barrier 221 and the back barrier 222 and contacts the front barrier 221 and the back barrier 222.

In the present embodiment, the lamp socket 12 is in transmission connection with the first lead screw 23 through the protrusion 122, so as to drive the lamp socket body 121, the front baffle 221 and the rear baffle 222 to slide. The front bezel 221 and the rear bezel 222 function to restrict the rotational movement of the lamp socket 12 about the first lead screw 23 so that the lamp socket 12 can move in the axial direction of the first lead screw 23.

Furthermore, in the present embodiment, the spacers 3 are fixedly connected to the left baffle 223 and the right baffle 224 in the direction toward the lamp holder 12; the lowest part of the spacer 3 is lower than the height of the circumference of the lamp holder 12. In this embodiment, the cushion block 3 has a certain elasticity and is made of rubber, or other materials with elasticity and certain strength may be used. Because the lowest department of cushion 3 is less than the peripheral height of lamp stand 12, lamp stand 12 probably bumps with cushion 3 when coming and going back the motion on the axis of first lead screw 23, because cushion 3 has certain elasticity, can prevent that lamp stand 12 from taking place to collide with and causing the damage.

In the embodiment, limit switches 4 are arranged above the two cushion blocks 3; the limit switch 4 comprises a contact spring sheet 41; the contact spring pieces 41 are all arranged towards the lamp holder 12; the lowest part of the contact spring 41 is lower than the peripheral height of the lamp holder 12; the disinfection device further comprises a controller (not shown); the controller is electrically connected to the limit switch 4 and the motor 21.

In the present embodiment, the motor 21 drives the first lead screw 23 to rotate, the lamp holder 12 moves along the axial direction of the first lead screw 23 by the first lead screw 23, that is, moves towards the left baffle 223 or the right baffle 224, since the lowest part of the contact spring 41 is lower than the height of the circumference of the lamp holder 12, when the lamp holder 12 is moved to the side of the limit switch 4, the lamp holder 12 can push the contact spring plate 41 to abut against the designated position on the limit switch 4, the limit switch 4 generates an electric signal and sends the electric signal to the controller, the controller can judge that the disinfection lamp 1 reaches the limit position in the movable range after receiving the electric signal, the controller sends the designated electric signal to the motor 21 at the moment, and the motor 21 is controlled to stop rotating so that the disinfection lamp 1 stops moving, or the motor 21 is controlled to rotate reversely so that the disinfection lamp 1 moves reversely.

As a first control mode, after the controller receives an electric signal sent by the limit switch 4, the control motor 21 stops rotating for a specified time, and then the control motor 21 reverses, under the mode, the disinfection lamp 1 stays at the position for the specified time after moving to the limit position, disinfection work is performed on sewage and the inner wall of the sewage tank nearby the position for the specified time, then the disinfection work is performed on the sewage and the inner wall of the sewage tank by moving to another limit position in the reverse direction for the specified time, and then the sewage tank is disinfected circularly and repeatedly.

As a second control mode, after the controller receives the electric signal sent by the limit switch 4, the controller immediately controls the motor 21 to rotate reversely, and in this mode, the disinfection lamp 1 continuously moves back and forth on the first screw rod 23 without stopping.

In another embodiment, the two pads 3 may not be provided with the limit switches 4, but a timer is combined with the controller to control the back and forth movement of the disinfection lamp 1. Specifically, the sterilizing apparatus further includes a timer and a controller electrically connected to the timer and the motor 21. A time threshold value is preset on the timer, and the time threshold value is equal to or slightly less than the time required for the disinfection lamp 1 to move from one end of the first screw rod 23 to the other end. When the disinfection lamp 1 starts to move from one end of the first screw rod 23, the timer starts to time, when the time threshold is reached, the timer starts to time again and sends an electric signal to the controller at the same time, the controller sends a control signal to the motor 21 after receiving the electric signal and controls the motor 21 to rotate reversely, and at the moment, the disinfection lamp 1 moves in the reverse direction. The use of a timer for controlling the reciprocating movement of the sterilizing lamp 1 has a disadvantage that the timer can start timing only when the sterilizing lamp 1 starts to move from the leftmost end or the rightmost end of the first lead screw 23.

In another embodiment, the driving mechanism 2 is not a screw transmission structure, and the driving mechanism 2 may be a push rod mechanism for pushing the sterilizing lamp 1 to reciprocate on a designated route.

In other embodiments, the driving mechanism 2 of the disinfection device comprises an annular track, a driving trolley and a pull rope, four guide wheels are arranged below the disinfection lamp 1, the disinfection lamp 1 is placed on the annular track through the four guide wheels, the driving trolley is also arranged on the annular track and is connected with the disinfection lamp 1 through the pull rope, and the annular track surrounds the sewage tank. In this case, the side housing of the foul water tank is made transparent, and the sterilizing lamp 1 can be continuously moved back and forth on the endless track by the driving of the driving cart, and repeatedly sterilize the inner wall of the foul water tank through the side housing of the foul water tank.

Referring to fig. 3, the cleaning device according to an embodiment of the present invention is disposed in a sewage tank, and includes a power mechanism 5 and a water spraying member 6; the water spraying part 6 comprises a water inlet 61 and a plurality of water spraying ports 62 which are used for being communicated with an external water source; the plurality of water spray nozzles 62 are arranged towards the inner wall of the sewage tank; the power mechanism 5 is in transmission connection with the water spraying piece 6 and drives the water spraying piece 6 to move in the sewage tank.

The invention provides a cleaning device, after sewage in a sewage tank is drained, a power mechanism 5 drives a water spraying piece 6 to move up and down in the sewage tank, a water inlet 61 of the water spraying piece 6 can be communicated with a water source through a hose, and water is sprayed from a water spraying port 62 by using water pressure so as to flush the inner wall of the sewage tank.

In another embodiment, the actuating unit 5 can drive the water spraying unit 6 to move left and right along the sewage tank, so long as the water spraying port 62 can move along the moving path to spray the inner wall of the sewage tank more completely. The cleaning device provided by the invention has the effects of cleaning and descaling the inner wall of the sewage tank, and effectively solves the problem that the health of a user is influenced by accumulation of stains and breeding of bacteria on the inner wall of the sewage tank.

In the present embodiment, the power mechanism 5 includes a driving portion, a second lead screw 51, a connecting portion 52, and a supporting portion 53; the second screw rod 51 is vertically arranged; the driving part is arranged above the second screw rod 51 and drives the second screw rod 51 to rotate; the connecting part 52 is provided with a threaded hole matched with the second screw rod 51; the connecting part 52 is sleeved on the second screw rod 51 through a threaded hole and is fixedly connected with the water spraying part 6; the support portion 53 is movably connected to the water spraying member 6, supports the water spraying member 6 and restricts the rotation of the water spraying member 6 around the second screw rod 51.

It should be noted that the term "vertical" herein mainly means perpendicular to the horizontal plane/operation plane, but the term "vertical" is not limited to the angle of "90 °, and the angle relationship of the approximate" vertical "structure such as 89 ° and 91 ° is also within the protection range, and in other embodiments, the second screw rod 51 is not completely vertically disposed, and may be slightly inclined, as long as it is ensured that the water spraying member 6 can be driven to move up and down without interfering with the side wall of the sewage tank.

The cleaning device of the embodiment drives the second screw rod 51 vertically arranged to rotate through the driving portion, the connecting portion 52 sleeved on the second screw rod 51 drives the water spraying member 6 to move, and the supporting portion 53 limits the rotation of the water spraying member 6 around the second screw rod 51, so that the water spraying member 6 can only move along the axial direction of the second screw rod 51, that is, only can move up and down. This embodiment drives water spray 6 through screw drive's mode and reciprocates at the sewage incasement for water spray 6 can carry out water spray cleaning fully to the inner wall of sewage case, has guaranteed the clean effect of sewage case, and screw drive possesses the advantage that the transmission is steady, simple structure.

Further, the water spraying member 6 is tubular and is disposed around the inner wall of the sewage tank. In order to further strengthen the cleaning force to the inner wall of the sewage tank, the water spraying part 6 is designed into a pipe fitting and is arranged around the inner wall of the sewage tank, so that all positions of the inner wall of the sewage tank can be cleaned by the water spraying part 6 through water spraying, and the cleaning effect of the cleaning device on the sewage tank is further improved.

Referring to fig. 3, preferably, the water spraying member 6 is composed of two parallel linear portions 6a and two bent portions 6b connecting the two linear portions 6 a; the water jet 6 is arranged horizontally. In the embodiment, the water spraying piece 6 is arranged to be composed of two sections of same straight line parts 6a and two sections of same bending parts 62, so that the water spraying piece 6 is of a symmetrical structure, and the stability of the water spraying piece 6 during up-and-down movement is improved; meanwhile, the water spraying member 6 is horizontally arranged, so that the height range occupied by the water spraying member 6 in the vertical direction is small, and the height range of the water spraying member 6 moving up and down in the sewage tank is lengthened, so that the water spraying member 6 can be close to the lower part and the higher part of the sewage tank as much as possible, the spraying range of the water spraying member 6 is enlarged, and the cleaning effect of the cleaning device on the sewage tank is improved.

Further, the straight portion 6a is provided along the longer side wall of the wastewater tank, and the bent portion 6b is provided near the narrower side walls of the wastewater tank.

In the present invention, the support portion 53 is composed of at least one set of support bars 531; the group of support rods 531 are formed by mutually crossing and movably connecting a left rod 531a and a right rod 531 b; when the support part 53 is composed of two or more sets of support rods 531, the plurality of sets of support rods 531 are movably connected up and down; the left rod 531a of the support rods 531 at the lowest part is rotatably connected with the water spraying piece 6, and the right rod 531b is slidably connected with the water spraying piece 6; the right lever 531b of the uppermost set of support levers 531 is rotatably connected to the waste tank, and the left lever 531a is slidably connected to the waste tank. When the support portion 53 is composed of a set of support bars 531, the set of support bars 531 is the uppermost set and the lowermost set.

Specifically, in the present embodiment, two support portions 53 are provided, and each support portion 53 is formed by movably connecting two sets of support bars 531 up and down. A support portion 53 connects one linear portion 6a and the sewage tank. In other embodiments, one support portion 53 may connect one bent portion 6b and the waste water tank.

In this embodiment, the support portion 53 has one end connected to the linear portion 6a and the other end connected to the sewage tank top cover, and in another embodiment, the support portion 53 may have one end connected to the linear portion 6a and the other end connected to the sewage tank bottom plate. In this embodiment, the left lever 531a of the lowermost support portion 53 is pivotally connected to the linear portion 6a, the right lever 531b is slidably connected to the linear portion 6a, the uppermost right lever 531b is pivotally connected to the waste tank top cover, and the left lever 531b is slidably connected to the waste tank top cover. In another embodiment, the right lever 531b of the lowermost support portion 53 may be pivotally connected to the linear portion 6a, the left lever 531a may be slidably connected to the linear portion 6a, the uppermost left lever 531a may be pivotally connected to the tank top cover, and the right lever 531b may be slidably connected to the tank top cover.

In this embodiment, when the water spraying member 6 moves downward, the included angle between the left rod 531a and the right rod 531b of each set of support rods 531 changes simultaneously, the support part 53 is stretched, and the height of the support part 53 increases; when the water spraying member 6 moves upward, the angle between the left rod 531a and the right rod 531b of each set of support rods 531 changes simultaneously, the support part 53 is compressed, and the height of the support part 53 becomes small. The support portion 53 of the present embodiment has a simple structure, functions to support the water jet member 6 to move up and down, and has high practicability.

Further, referring to fig. 3, in the present embodiment, the linear portion 6a of the water spraying member 6 and the sewage tank top cover are both provided with a sliding portion 63; the sliding part 63 is provided with a sliding chute 63 a; the right rod 531b at the lowest part is connected with the sliding part 63 in a sliding way through a sliding chute 63 a; the uppermost left lever 531a is slidably connected to a sliding portion 63 on the top cover of the waste tank through a slide groove 63 a. In this embodiment, the support rods 531 are slidably connected to the sliding grooves 63a, so that the included angle between each group of support rods 531 can be changed, and the support part 53 can be stretched or compressed.

In other technical solutions, the support portion 53 may also be a vertically arranged guide rail; a sliding block is fixedly arranged on the water spraying piece 6; the slide block is arranged in the guide rail and is connected with the guide rail in a sliding way. The present invention is not limited to the specific structure of the support 53.

In an embodiment of the present invention, the driving portion includes a motor 54, a driving gear 55, and a driven gear 56; the motor 54 includes an output shaft; the drive gear 55 is fixedly disposed on the output shaft; the driven gear 56 is fixedly arranged at the upper end of the second screw rod 51; the motor 54 is fixedly arranged on the top cover of the sewage tank, in other embodiments, the fixed position of the motor 54 may be other positions of the sewage tank, which is not limited in the present invention; the motor 54 drives the driving gear 55 to rotate, thereby driving the driven gear 56 and the second lead screw 51 to rotate. In this embodiment, the present invention drives the second lead screw 51 to rotate by means of gear transmission. The motor 54 is provided on the top cover of the sewage tank in order to prevent the motor 54 from being supplied with water. When the drive gear 55 and the driven gear 56 are straight-toothed gears, the output shaft of the motor 54 is vertically disposed; when the drive gear 55 and the driven gear 56 are bevel gears, the output shafts of the motors 54 are arranged in parallel.

Further, the cleaning device further includes a plurality of nozzles (not shown), which are disposed on the water spraying ports 62 in a one-to-one correspondence. Set up the nozzle on the water jet 62 of water spraying piece 6, be favorable to increasing the potential energy of rivers from water spraying piece 6 back of coming out, increase the injection dynamics and the range of rivers, promote the clean effect of sewage incasement wall.

Referring to fig. 3 and 4, a waste water tank according to an embodiment of the present invention includes a tank body 7 and the above-mentioned sterilizing apparatus; the box body is composed of a bottom plate 71, a side shell 72 and a top cover (not shown); the housing 7 includes a transparent area. The sewage tank of this embodiment includes degassing unit and cleaning device, reciprocates in box 7 through cleaning device, washes the inner wall of box 7 repeatedly, can wash the spot of adhering to at the inner wall of box 7, then sees through the transparent region on box 7 through the degassing unit who sets up outside box 7 and disinfects the inner wall of box 7 repeatedly back and forth, can kill the bacterium on the box 7 inner wall. The sewage tank disclosed by the invention can be used for washing, disinfecting and sterilizing the inner wall of the tank body 7 through the disinfecting device and the washing device, so that the sewage tank disclosed by the invention has self-cleaning and disinfecting capabilities, and can be used for solving the problems that stains in the existing sewage tank are accumulated, bacteria are bred and the health of a user is influenced, therefore, the sewage tank disclosed by the invention is powerful in function and wide in application prospect.

Further, referring to fig. 4, in the present embodiment, the bottom plate 71 is recessed toward the middle of the box 7 to form a receiving space 7 a; the concave part of the bottom plate 71 is transparent; the sterilizing device is provided in the housing space 7a for sterilizing the sewage in the tank 7 and the inner wall of the tank 7 through the bottom plate 71. In this embodiment, the accommodating space 7a is located in the middle of the box body 7, and the sterilizing device is disposed in the accommodating space 7a, so that the inner wall of the box body 7 can be effectively sterilized. Further, referring to fig. 3 and 4, the power mechanism 5 is disposed at a corner of the box body 7, the water spraying member 6 is in a ring shape and is sleeved on the protruding portion of the bottom plate 71, one end of the two supporting portions 53 is connected to the water spraying member 6, and the other end is connected to the top cover of the sewage tank. In the present embodiment, since the bottom plate 71 is partially protruded and is covered by the water jet member 6, the water jet 62 is also provided at the portion of the water jet member 6 protruded toward the bottom plate 71, so that the cleaning device can sufficiently clean the bottom plate 71.

The sewage tank of the embodiment realizes the work of washing, disinfecting and sterilizing the inner wall of the tank body 7 by improving the structure of the tank body 7, arranging the disinfecting device at the position outside the tank body 7 and in the middle of the tank body 7 and arranging the cleaning device inside the tank body 7.

In the present embodiment, the housing space 7a is provided extending along one side plate wall surface of the case 7. Specifically, the case 7 has a rectangular parallelepiped shape, and the housing space 7a extends along a wall surface of one of the longer side plates of the case 7. The advantage of setting up like this is that degassing unit can be close to each position of box 7 inner wall to a great extent when reciprocating in accommodation space 7a to effectively carry out disinfection to the sewage in the sewage case and the inner wall of box 7, it is less to the capacity influence of sewage case simultaneously.

Referring to fig. 1 and 4, in the present embodiment, since the magnitude of the movement of the sterilamp 1 on the driving mechanism 2 is smaller than the entire length of the driving mechanism 2, the accommodating space 7a of the foul water tank may be divided into two parts, specifically, a first accommodating space 7a1 and a second accommodating space 7a2, and the second accommodating space 7a2 is disposed above the first accommodating space 7a1 and has an extension length smaller than that of the first accommodating space 7a 1. The driving mechanism 2 is disposed in the first accommodation space 7a1, and the sterilamp 1 is disposed in the second accommodation space 7a2 and moves back and forth in the second accommodation space 7a 2. The advantage of setting up like this is, the whole space of saving accommodation space 7a accounts for the ratio, promotes the whole capacity of dirty water tank.

In other embodiments, the waste water tank is not specially modified and the side housing 72 of the waste water tank is provided to be transparent, in which case the disinfection device is provided beside the side housing 72 of the tank 7 and moves back and forth around the side housing 72. Specifically, the sterilizing lamp 1 can repeatedly sterilize the wastewater tank by moving on the above-described circular rail.

Further, referring to fig. 4, a sewage tank bottom plate 71 is provided with a sewage collecting groove 71 a; a water outlet is arranged on the collecting groove 71 a; the upper end of the water outlet is provided with a filter screen, and the outlet of the water outlet is provided with a sealing cover. Since the drain port of the bottom plate 71 can communicate with the sewage, when the sewage tank is discharging sewage and is being washed by the cleaning device, the sealing cover of the drain port is opened and the sewage flows out from the drain port. The arrangement of the water collecting groove 71a is favorable for the sewage to flow to the position of the water outlet, and the speed of water drainage is increased. The filter screen can filter great rubbish, prevents that the sewer from blockking up.

Further, the waste water tank further includes a control board (not shown) and an electromagnetic valve (not shown); the electromagnetic valve is arranged on a hose (not shown) communicated with an external water source and the water spraying piece and used for conducting or cutting off the hose; the control panel is electrically connected with the electromagnetic valve. In this embodiment, when 7 inner walls of box are washed with cleaning device, control panel control solenoid valve opens, switches on the hose, and 6 intercommunication water sources of water spray component begin to spray water, and when the end was washed, control panel control solenoid valve closed, cut off the hose. In hardware, the control panel may be a controller of the disinfection device.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A cleaning device is arranged in a sewage tank and is characterized by comprising a power mechanism and a water spraying piece; the water spraying piece comprises a water inlet and a plurality of water spraying ports, wherein the water inlet is used for being communicated with an external water source; the plurality of water spraying ports are arranged towards the inner wall of the sewage tank; the power mechanism is in transmission connection with the water spraying piece and drives the water spraying piece to move in the sewage tank.

2. The cleaning device of claim 1, wherein the power mechanism comprises a driving portion, a second lead screw, a connecting portion and a supporting portion; the second screw rod is vertically arranged; the driving part is arranged above the second screw rod and drives the second screw rod to rotate; the connecting part is provided with a threaded hole matched with the second screw rod; the connecting part is sleeved on the second screw rod through the threaded hole and is fixedly connected with the water spraying part; the supporting part is movably connected with the water spraying part, supports the water spraying part and limits the water spraying part to rotate around the second screw rod.

3. The cleaning apparatus as claimed in claim 1, wherein the water spray member has a tubular shape and is circumferentially disposed along an inner wall of the sump tank.

4. The cleaning device of claim 3, wherein the water spraying member is composed of two linear portions arranged in parallel and two bending portions connecting the two linear portions; the water spraying piece is horizontally arranged.

5. The cleaning apparatus as claimed in claim 2, wherein the support portion is composed of at least one set of support bars; the group of supporting rods is formed by mutually crossing and movably connecting a left rod and a right rod; when the supporting part consists of two or more groups of supporting rods, the groups of supporting rods are movably connected up and down; the left rod of the lowermost group of the supporting rods is rotatably connected with the water spraying piece, and the right rod is slidably connected with the water spraying piece; the right rod of the uppermost group of the supporting rods is rotatably connected with the sewage tank, and the left rod is slidably connected with the sewage tank.

6. The cleaning device of claim 5, wherein the water spray member and the waste water tank are provided with sliding portions; the sliding part is provided with a sliding chute; the right rod at the lowest part is connected with the sliding part on the water spraying piece in a sliding way through the sliding groove; the uppermost left rod is connected with the sliding part on the sewage tank in a sliding mode through the sliding groove.

7. The cleaning apparatus as claimed in claim 2, wherein the support portion is a vertically disposed guide rail; a sliding block is fixedly arranged on the water spraying piece; the sliding block is arranged in the guide rail and is in sliding connection with the guide rail.

8. The cleaning apparatus as claimed in claim 2, wherein the driving part includes a motor, a driving gear and a driven gear; the motor includes an output shaft; the driving gear is fixedly arranged on the output shaft; the driven gear is fixedly arranged at the upper end of the second screw rod; the motor is fixedly arranged on the sewage tank; the motor drives the driving gear to rotate so as to drive the driven gear and the second screw rod to rotate.

9. The cleaning apparatus as claimed in claim 1, further comprising a plurality of nozzles, wherein a plurality of said nozzles are disposed on said water discharge ports in a one-to-one correspondence.

10. A waste water tank comprising a tank body and the cleaning device of any one of claims 1 to 9; the box body at least comprises a bottom plate and a side shell; the cleaning device is arranged inside the box body.