Flushing structure for water tank

Abstract

The present invention relates to the technical field of cleaning equipment, and specifically to a flushing structure for a water tank, which is characterized by comprising a gripping rod, a mounting seat, a water distribution component, a scouring component and a flushing component, one end of the gripping rod is connected to the mounting seat, the scouring component and the scouring component are both arranged on the mounting seat, the scouring component comprises a scouring seat, a brush head, a rotating shaft, a rotating drive mechanism and a first flushing mechanism, the scouring component comprises a scouring seat, a scraper and a second flushing mechanism, the first flushing mechanism and the second flushing mechanism are both connected to the water distribution component, and the water distribution component is arranged on the gripping rod. The present invention can achieve the dual flushing effects of scouring and scraping, and is more convenient during cleaning, and is conducive to improving the overall cleaning efficiency and cleaning effect.

Description

Technical Field

[0001] The invention relates to the technical field of cleaning equipment, and in particular to a flushing structure for a water tank. Background Art

[0002] Most residential areas require secondary water supply, so water tanks are needed to store water. After long-term use, the inside of the water tank that provides secondary water supply will become very dirty and produce a lot of scale. If it is not cleaned, it will affect the water quality. Therefore, the water tank needs to be cleaned regularly to ensure the safety of water and thus ensure the safety of people's drinking water. The existing water tank cleaning method is usually that staff enter the water tank and use manual operations to clean it. When cleaning, it is necessary to clean the dirt on the inner wall of the tank first, generally by spraying water and brushing with a brush, but since the cleaning tools are relatively simple, it is inconvenient to clean, and the overall cleaning efficiency and cleaning effect are relatively general. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a flushing structure for a water tank which can achieve the dual flushing effects of flushing and scraping, is more convenient during cleaning, and is beneficial to improving the overall cleaning efficiency and cleaning effect.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is as follows: a flushing structure for a water tank, comprising a holding rod, a mounting seat, a water distribution assembly, a flushing assembly and a flushing assembly, one end of the holding rod is connected to the mounting seat, the flushing assembly and the scraping assembly are both arranged on the mounting seat, the flushing assembly comprises a flushing seat, a brush head, a rotating shaft, a rotating drive mechanism and a first flushing mechanism, the flushing seat is fixedly connected to a side surface of the mounting seat, the rotating shaft is multiple and is arranged in the flushing seat and passes through the upper and lower ends of the flushing seat, the rotating shaft is rotatably connected to the flushing seat Then, the rotating drive mechanism is arranged on the flushing seat and is used to drive multiple rotating shafts to rotate synchronously. The bottom ends of the multiple rotating shafts are detachably installed with brush heads. The first flushing mechanism is used to flush the bristles at the bottom end of the brush head. The flushing and scraping assembly includes a flushing and scraping seat, a scraper and a second flushing mechanism. The flushing and scraping seat is arranged below the mounting seat, and the scraper is detachably installed at the bottom end of the flushing and scraping seat. The second flushing mechanism is used to flush the scraping edge of one side of the scraper. The first flushing mechanism and the second flushing mechanism are both connected to the water distribution assembly, and the water distribution assembly is arranged on the holding rod.

[0005] Furthermore, the water distribution assembly includes a water inlet main pipe, a first water distribution pipe and a second water distribution pipe. The water inlet main pipe is installed at the other end of the holding rod, one end of the first water distribution pipe is connected to the water inlet main pipe and the other end is connected to the first flushing mechanism, one end of the second water distribution pipe is connected to the water inlet main pipe and the other end is connected to the second flushing mechanism, the first water distribution pipe and the second water distribution pipe are both arranged in the holding rod, the first water distribution pipe is installed with a first valve located on the outside of the holding rod, and the second water distribution pipe is installed with a second valve located on the outside of the holding rod.

[0006] Furthermore, the first flushing mechanism includes a first flushing main pipe, a first flushing branch pipe and a rotating joint. The first flushing main pipe is fixedly installed on a side surface of the mounting seat. The first water inlet of the first flushing main pipe is connected to the water distribution assembly through a first hose. The first flushing main pipe is provided with a plurality of first flushing branch pipes that are connected at intervals along its length direction. The plurality of first flushing branch pipes correspond one-to-one to the plurality of rotating shafts. The first flushing branch pipes are connected to the corresponding rotating shafts through a rotating joint. A flushing channel that is connected to the first flushing branch pipe is provided in the rotating shaft. A flushing cavity that is connected to the flushing channel is provided in the brush head. A plurality of flushing holes that are connected to the flushing cavity are provided on the bottom end surface of the brush head.

[0007] Furthermore, the second flushing mechanism includes a second flushing main pipe and a water spray nozzle. The second flushing main pipe is fixedly installed on one side surface of the scraping seat. The second water inlet of the second flushing main pipe is connected to the water distribution assembly through a second hose. A plurality of interconnected water spray nozzles are fixedly installed on the second flushing main pipe at intervals along its length direction. The water spraying directions of the plurality of water spray nozzles are all toward the scraping edge of the scraper.

[0008] Furthermore, the rotation drive mechanism includes a driving motor, a transmission member and a protective cover. The driving motor is fixedly mounted on the motor seat, the motor seat is fixedly mounted on the flush seat, the motor shaft of the driving motor is transmission-connected to one end of the driving shaft through a coupling, the driving shaft is arranged in the flush seat and passes through the upper and lower ends of the flush seat, the driving shaft is rotationally connected to the flush seat, the other end of the driving shaft is transmission-connected to the adjacent rotating shaft through the transmission member, the two adjacent rotating shafts are transmission-connected through the transmission member, and the protective cover is fixedly mounted on the flush seat and is used to cover the driving motor and the motor seat.

[0009] Furthermore, the scraper seat is arranged on the mounting seat through an elastic mechanism, and the elastic mechanism includes an adjusting seat, a compression spring and a guide rod. A plurality of guide rods are fixedly provided at the upper end of the scraper seat at intervals along its length direction. A plurality of guide holes that are adapted to and correspond to the guide rods are provided in the adjusting seat. The upper ends of the guide rods extend upward and pass through the corresponding guide holes and are fixedly connected to the limit blocks. Compression springs are sleeved on the plurality of guide rods, and the compression springs are provided between the adjusting seat and the scraper seat.

[0010] Furthermore, a accommodating cavity is provided in the mounting seat, which is open to its left and right ends and the bottom end. The adjustment seat is arranged in the accommodating cavity and is connected to the mounting seat for up and down sliding through a sliding mechanism. A height adjustment device is provided on the mounting seat, and the height adjustment device is used to adjust the height position of the adjustment seat and thereby adjust the height position of the scraper.

[0011] Furthermore, the sliding mechanism includes a slide groove and a slider, at least one slider is fixedly provided on the front and rear outer surfaces of the adjustment seat, at least one slide groove is provided on the front and rear inner surfaces of the accommodating cavity of the mounting seat, the slider is adapted to the slide groove and is clamped in the slide groove and the two are slidably matched, a limiting plate for sealing the slide groove is fixedly installed at the bottom end of the mounting seat, the height adjustment device includes an adjusting screw, a threaded hole is provided at the top of the mounting seat that is communicated with the accommodating cavity and adapted to the adjusting screw, the lower end of the adjusting screw is rotatably connected to the adjusting seat, the upper end of the adjusting screw extends upward and passes through the threaded hole and the two are threadedly connected, and an adjusting nut is fixedly installed on the upper end of the adjusting screw.

[0012] Furthermore, it also includes a limit component, the bottom end surface of the flushing component is lower than the bottom end surface of the limit component, the limit component is arranged at the bottom end of the flushing seat, the limit component includes a limit column, a limit ball and a sealing plate, the limit columns are fixedly installed on the left and right sides of the bottom end of the flushing seat, the front and back sides of the bottom end of the limit column are provided with rolling grooves matched with the limit balls, and a rollable limit ball is provided in the rolling groove. The sealing plate is fixedly installed at the bottom end of the limit column and is used to seal the rolling groove. Two notches corresponding to the rolling grooves are provided on the sealing plate, the notches are matched with the limit balls, and one side surface of the limit ball passes through the notch.

[0013] Furthermore, there are two flushing components, which are respectively arranged on the front and rear sides of the flushing and scraping components, and scraping edges are provided on the front and rear sides of the scraper. There are two second flushing mechanisms, which are respectively arranged on the front and rear sides of the flushing and scraping seat.

[0014] From the above description, it can be seen that the flushing structure for a water tank provided by the present invention has the following beneficial effects: when the flushing structure is used to clean the inner wall of the water tank, the operator can drive the flushing structure to move by holding the holding rod to perform the flushing operation, and drive multiple rotating shafts to rotate synchronously by the rotating driving mechanism, which can drive multiple brush heads to rotate synchronously, so that the bristles on the brush heads can continuously scrub the inner wall of the water tank, and at the same time, cooperate with the first flushing mechanism to flush the bristles of the brush heads, which can achieve a corresponding flushing effect, thereby well cleaning the water tank. The impurities or dirt on the wall are initially flushed and dropped, and while the flushing structure is moved, the scraping edge of the scraper can further scrape the inner wall of the water tank. At the same time, the scraping edge of the scraper is flushed with water in cooperation with the second flushing mechanism, which can have a corresponding scraping effect, so as to further scrape off the impurities or dirt remaining on the inner wall of the water tank. In this way, the inner wall of the water tank can have a dual flushing effect of flushing and scraping, which can better and faster flush and remove the impurities or dirt on the inner wall of the water tank, and is more convenient to clean, and is conducive to improving the overall cleaning efficiency and cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the flushing structure for a water tank of the present invention.

[0016] Figure 2 for Figure 1 A local enlarged schematic diagram of point A in the middle.

[0017] Figure 3 It is a structural schematic diagram of the flushing structure for a water tank according to the present invention.

[0018] Figure 4 for Figure 3 Schematic diagram of the cross section along the BB direction.

[0019] Figure 5 for Figure 4 A partial enlarged schematic diagram of point C in the middle.

[0020] Figure 6 for Figure 4 A partial enlarged schematic diagram of point D in the middle.

[0021] Figure 7 It is a schematic diagram of the local structural decomposition of the limit component.

[0022] Figure 8 It is a structural schematic diagram of the water distribution component.

[0023] Fig. 9 It is a structural schematic diagram of the rotation drive mechanism.

[0024] Fig.10 It is a schematic diagram of the three-dimensional structure of the brush head.

[0025] Fig.11 It is a schematic diagram of the three-dimensional structure of the mounting base.

[0026] Fig.12 It is a schematic diagram of the three-dimensional structure of the adjustment seat.

[0027] In the figure: 1-holding rod; 2-mounting seat; 21-accommodating chamber; 22-threaded hole; 23-limiting plate; 3-water distribution assembly; 31-water inlet main pipe; 32-first water distribution pipe; 33-second water distribution pipe; 34-first valve; 35-second valve; 4-scraping assembly; 41-scraping seat; 42-scraping plate; 421-scraping edge; 43-second flushing mechanism; 431-second flushing main pipe; 432-water nozzle; 433-second hose; 44-pressing plate; 5-flushing assembly; 51-flushing seat; 52-brush head; 521-brush hair; 53-rotating shaft; 54-rotating drive mechanism; 541-driving motor; 542-transmission member; 543-protective cover; 544-motor seat ;545-drive shaft;546-coupling;55-first flushing mechanism;551-first flushing main pipe;552-first flushing branch pipe;553-swivel joint;554-flushing channel;555-flushing chamber;556-flushing hole;557-ring sealing pad;558-first hose;6-elastic mechanism;61-adjusting seat;611-guide hole;62-compression spring;63-guide rod;64-limiting block;7-sliding mechanism;71-slide groove;72-sliding block;8-height adjustment device;81-adjusting screw;82-adjusting nut;9-limiting assembly;91-limiting column;911-rolling groove;92-limiting ball;93-sealing plate;931-notch. DETAILED DESCRIPTION

[0028] The present invention is further described below through specific implementation modes.

[0029] like Figures 1 to 12As shown, the flushing structure for a water tank described in the present invention comprises a holding rod 1, a mounting seat 2, a water distribution component 3, a scraping component 4 and a flushing component 5, one end of the holding rod 1 is connected to the mounting seat 2, the flushing component 5 and the scraping component 4 are both arranged on the mounting seat 2, the flushing component 5 comprises a flushing seat 51, a brush head 52, a rotating shaft 53, a rotating drive mechanism 54 and a first flushing mechanism 55, the flushing seat 51 is fixedly connected to a side surface of the mounting seat 2, the rotating shaft 53 is multiple and is arranged in the flushing seat 51 and passes through the upper and lower ends of the flushing seat 51, the rotating shaft 53 is rotatably connected to the flushing seat 51, and accordingly, the rotating shaft 53 is rotatably connected to the flushing seat 51 through a first bearing, The rotating drive mechanism 54 is arranged on the flushing seat 51 and is used to drive the multiple rotating shafts 53 to rotate synchronously. The brush heads 52 are detachably installed at the bottom ends of the multiple rotating shafts 53. The first flushing mechanism 55 is used to flush the multiple bristles 521 at the bottom end of the brush head 52. The scraping assembly 4 includes a scraping seat 41, a scraper 42 and a second flushing mechanism 43. The scraping seat 41 is arranged below the mounting seat 2. The scraper 42 is detachably installed at the bottom end of the scraping seat 41. The second flushing mechanism 43 is used to flush the scraping edge 421 on one side of the scraper 42. The first flushing mechanism 55 and the second flushing mechanism 43 are both connected to the water diversion assembly 3, and the water diversion assembly 3 is arranged on the holding rod 1.

[0030] When the flushing structure is used to clean the inner wall of the water tank, the operator can hold the holding rod 1 to drive the flushing structure to move for flushing operation, and the rotation drive mechanism 54 drives the multiple rotating shafts 53 to rotate synchronously, which can drive the multiple brush heads 52 to rotate synchronously, so that the bristles 521 on the brush heads 52 can continuously wash the inner wall of the water tank, and at the same time, cooperate with the first flushing mechanism 55 to flush the bristles 521 of the brush heads 52, which can achieve the corresponding flushing effect, so as to effectively remove impurities or dirt on the inner wall of the water tank. The step of flushing and dropping is carried out, and while moving the flushing structure, the scraping edge 421 of the scraper 42 can further scrape the inner wall of the water tank. At the same time, the scraping edge 421 of the scraper 42 is flushed with water in cooperation with the second flushing mechanism 43, which can play a corresponding scraping effect, so as to further scrape off the impurities or dirt remaining on the inner wall of the water tank. In this way, the inner wall of the water tank can have a dual flushing effect of flushing and scraping, which can better and faster flush and remove the impurities or dirt on the inner wall of the water tank, and it is more convenient to clean, and it is beneficial to improve the overall cleaning efficiency and cleaning effect.

[0031] Correspondingly, the brush head 52 is locked and fixed to the bottom end of the rotating shaft 53 by a first fastener, thereby realizing a detachable connection between the brush head 52 and the rotating shaft 53, so as to facilitate the subsequent replacement of the brush head 52. The bottom surface of the scraper 42 is provided with a pressure groove, and a matching and detachable pressure plate 44 is provided in the pressure groove. The pressure plate 44 locks and fixes the scraper 42 to the bottom end of the scraper seat 41 by a second fastener, thereby realizing a detachable connection between the scraper 42 and the scraper seat 41, so as to facilitate the subsequent replacement of the scraper 42.

[0032] The water distribution assembly 3 includes a water inlet main pipe 31, a first water distribution pipe 32 and a second water distribution pipe 33. The water inlet main pipe 31 is installed at the other end of the holding rod 1. Accordingly, the water inlet main pipe 31 is used to connect with an external water supply device for water supply. One end of the first water distribution pipe 32 is connected to the water inlet main pipe 31 and the other end is connected to the first flushing mechanism 55. One end of the second water distribution pipe 33 is connected to the water inlet main pipe 31 and the other end is connected to the second flushing mechanism 43. The first water distribution pipe 32 and the second water distribution pipe 33 are both arranged in the holding rod 1. The first water distribution pipe 32 is installed with a first valve 34 located on the outside of the holding rod 1, thereby facilitating the control of the on-off of the first water distribution pipe 32. The second water distribution pipe 33 is installed with a second valve 35 located on the outside of the holding rod 1, thereby facilitating the control of the on-off of the second water distribution pipe 33.

[0033] The first flushing mechanism 55 includes a first flushing main pipe 551, a first flushing branch pipe 552 and a rotating joint 553. The first flushing main pipe 551 is fixedly installed on a side surface of the mounting seat 2. The first water inlet of the first flushing main pipe 551 is connected to the water distribution component 3 through a first hose 558. Specifically, the first hose 558 is connected to the first water distribution pipe 32. The first flushing main pipe 551 is fixedly provided with a plurality of first flushing branch pipes 552 that are connected along its length direction. The plurality of first flushing branch pipes 552 correspond to the plurality of rotating shafts 53 one by one. The first flushing branch pipe 552 is connected to the corresponding rotating shaft 53 through a rotating joint 553. The rotating shaft 53 is provided with a A flushing channel 554 is provided in the brush head 52, and a flushing chamber 555 communicating with the flushing channel 554 is provided in the brush head 52. A plurality of flushing holes 556 communicating with the flushing chamber 555 are provided on the bottom end surface of the brush head 52. As a result, the water supplied from the water distribution component 3 can be sprayed toward the bristles 521 through the first hose 558, the first flushing main pipe 551, the first flushing branch pipe 552, the rotary joint 553, the flushing channel 554 of the rotating shaft 53, the flushing chamber 555 of the brush head 52 and the flushing holes 556 of the punch in sequence, and the water is sprayed vertically toward the inner wall of the water tank to better wash away impurities or dirt on the inner wall of the water tank. In addition, an annular sealing gasket 557 is provided between the rotating shaft 53 and the brush head 52 to improve the sealing performance when the two are connected.

[0034] Preferably, the number of the first flushing branch pipe 552, the rotary joint 553, the rotating shaft 53, and the brush head 52 are 6-10.

[0035] The second flushing mechanism 43 includes a second flushing main pipe 431 and a water spray nozzle 432. The second flushing main pipe 431 is fixedly installed on a side surface of the scraping seat 41. The second water inlet of the second flushing main pipe 431 is connected to the water distribution component 3 through a second hose 433. Specifically, the second hose 433 is connected to the second water distribution pipe 33. A plurality of communicating water spray nozzles 432 are fixedly installed on the second flushing main pipe 431 along its length direction. Preferably, the The water spray nozzles 432 are flat, and the number of the water spray nozzles 432 is 8-12. The water spray directions of the multiple water spray nozzles 432 are all toward the scraping edge 421 of the scraper 42. As a result, the water supplied from the water distribution component 3 can be sprayed to the scraping edge 421 of the scraper 42 through the second hose 433, the second flushing main pipe 431 and the water spray nozzles 432 in sequence, and the water is sprayed onto the inner wall of the water tank at a certain angle to better scrape off impurities or dirt on the inner wall of the water tank.

[0036] The rotation drive mechanism 54 includes a drive motor 541, a transmission member 542 and a protective cover 543. The drive motor 541 is fixedly mounted on a motor seat 544, and the motor seat 544 is fixedly mounted on the flush seat 51. The motor shaft of the drive motor 541 is transmission-connected to one end of a drive shaft 545 through a coupling 546. The drive shaft 545 is disposed in the flush seat 51 and passes through the upper and lower ends of the flush seat 51. The drive shaft 545 is rotationally connected to the flush seat 51. Correspondingly, the drive shaft 545 is rotationally connected to the flush seat 51 through a second bearing. The other end of the drive shaft 545 is transmission-connected to the adjacent rotating shaft 53 through the transmission member 542. The transmission member 546 is connected between two adjacent rotating shafts 53. 2 transmission connection, the protective cover 543 is fixedly installed on the flushing seat 51 and is used to cover the driving motor 541 and the motor seat 544, so as to play a corresponding protective role. At the same time, the protective cover 543 is provided with a plurality of heat dissipation holes. Preferably, the transmission member 542 is a belt transmission assembly, a chain transmission assembly or a gear transmission assembly. Therefore, by controlling the driving motor 541 to drive the driving shaft 545 to rotate, under the drive of the transmission member 542, the plurality of rotating shafts 53 can be rotated synchronously, so that the plurality of brush heads 52 can be rotated synchronously, so that the brush heads 52 maintain a good scrubbing effect. In this embodiment, the plurality of rotating shafts 53 are divided into two groups, and the rotation drive mechanism 54 is arranged between the two groups of rotating shafts 53.

[0037] The scraping seat 41 is arranged on the mounting seat 2 through an elastic mechanism 6. Preferably, the number of the elastic mechanisms 6 is 4-6. The elastic mechanism 6 includes an adjustment seat 61, a compression spring 62 and a guide rod 63. A plurality of guide rods 63 are fixedly arranged at intervals along the length direction of the scraping seat 41 at the upper end. A plurality of guide holes 611 are arranged in the adjustment seat 61, which are adapted to and correspond to the guide rods 63 one by one. The upper ends of the guide rods 63 extend upward and pass through the corresponding guide holes 611 and are fixedly connected to the limit blocks 64. 63 are all sleeved with the compression spring 62, and the compression spring 62 is arranged between the adjustment seat 61 and the scraper seat 41. In this way, when a certain force is applied to the flushing structure and the scraper 42 is kept in contact with the inner wall of the water tank and the compression spring 62 is compressed, at this time, the compression spring 62 can always apply an elastic force toward the inner wall of the water tank to the scraper 42, so that the scraper 42 is kept in stable contact with the inner wall of the water tank, so as to better ensure the scraping effect of the scraper 42 on the impurities or dirt on the inner wall of the water tank.

[0038] In addition, the mounting seat 2 is provided with a accommodating cavity 21 which is open to its left and right ends and the bottom end, so that the overall structure can be made more compact. The adjustment seat 61 is arranged in the accommodating cavity 21 and is connected to the mounting seat 2 for upward and downward sliding via a sliding mechanism 7. The mounting seat 2 is provided with a height adjustment device 8, and the height adjustment device 8 is used to adjust the height position of the adjustment seat 61 and thereby adjust the height position of the scraper 42.

[0039] The sliding mechanism 7 includes a slide groove 71 and a slider 72. At least one of the sliders 72 is fixedly provided on the front and rear outer surfaces of the adjustment seat 61. At least one of the sliders 71 is provided on the front and rear inner surfaces of the accommodating cavity 21 of the mounting seat 2. Preferably, the number of the sliders 72 and the slide grooves 71 are both 1-2. The slider 72 is adapted to and clamped in the slide groove 71 and the two are slidably matched, thereby playing a corresponding guiding role in the up and down movement of the adjustment seat 61 to better ensure the stability and smoothness of the adjustment seat 61 when moving up and down. A limiting plate 23 for sealing the slide groove 71 is fixedly installed at the bottom end of the mounting seat 2 to prevent the slider 72 from disengaging from the slide groove 71.

[0040] Preferably, there are two height adjustment devices 8, and the height adjustment device 8 includes an adjusting screw 81. The top of the mounting seat 2 is provided with a threaded hole 22 that is communicated with the accommodating cavity 21 and matched with the adjusting screw 81. The lower end of the adjusting screw 81 is rotatably connected to the adjustment seat 61, and the upper end of the adjusting screw 81 extends upward and passes through the threaded hole 22 and the two are threadedly connected. An adjusting nut 82 is fixedly installed on the upper end of the adjusting screw 81, so that the adjusting nut 82 can be rotated using a corresponding tool, thereby driving the adjusting screw 81 to rotate, thereby allowing the adjusting screw 81 to move up and down relative to the mounting seat 2, and at the same time, in conjunction with the guiding role of the sliding mechanism 7, the scraper 42 can be driven to move up and down to adjust the height position of the scraper 42, and the scraping assembly 4 and the flushing assembly are staggered with each other, so that the flushing structure can use the scraping assembly 4 or the flushing assembly 5 alone to perform flushing work, so as to better adapt to the flushing of the inner wall of the water tank.

[0041] Specifically, the lower end of the adjusting screw 81 is rotatably connected to the adjusting seat 61 through a third bearing, or, a rotating round block is fixedly provided at the lower end of the adjusting screw 81, and the outer diameter of the rotating round block is larger than the outer diameter of the adjusting screw 81. A rotating sleeve is provided at the bottom of the adjusting screw 81, and a rotating cavity matched with the rotating round block is provided in the rotating sleeve. A circular hole matched with the adjusting screw 81 is provided at the upper end of the rotating sleeve. The rotating round block is provided in the rotating sleeve and the two are rotatably matched. The adjusting screw 81 passes through the circular hole, and the rotating sleeve is fixedly installed on the adjusting seat 61 to realize the rotational connection between the lower end of the adjusting screw 81 and the adjusting seat 61.

[0042] The flushing structure also includes a limiting component 9, and the bottom end surface of the flushing component 5 is lower than the bottom end surface of the limiting component 9. In addition, when the scraping component 4 and the flushing component 5 perform flushing operations at the same time, the bottom end surface of the scraping component 4 is lower than the bottom end surface of the flushing component 5. The limiting component 9 is arranged at the bottom end of the flushing seat 51, and the limiting component 9 includes a limiting column 91, a limiting ball 92 and a sealing plate 93. The limiting columns 91 are fixedly installed on the left and right sides of the bottom end of the flushing seat 51, and the front and rear sides of the bottom end of the limiting column 91 are provided with rolling grooves 911 adapted to the limiting ball 92. The rolling groove 911 is provided with the rolling limiting ball 92, and the sealing plate 93 is fixedly installed on the bottom end of the limiting column 91 and is used to seal the rolling groove 911. Specifically, the sealing plate 93 and the limiting column 91 are locked and fixed by a third fastener, and the sealing plate 93 is provided with two notches 931 corresponding to the rolling groove 911, and the notches 931 are adapted to the limiting balls 92, and one side surface of the limiting balls 92 passes through the notches 931, so that during flushing, the limiting balls 92 will abut against the inner wall of the water tank, thereby playing a corresponding limiting role, and on the basis of ensuring that the bristles 521 are in normal contact with the inner wall of the water tank, excessive squeezing of the bristles 521 of the brush head 52 during the flushing process can be avoided, thereby better ensuring the service life and cleaning effect of the brush head 52, and in addition, the rolling of the limiting balls 92 can keep the movement of the flushing structure smooth during the cleaning process.

[0043] Preferably, there are two flushing components 5 and they are respectively arranged on the front and rear sides of the scraping component 4, the front and rear sides of the scraper 42 are provided with the scraping edges 421, and the scraping edges 421 are pointed. There are two second flushing mechanisms 43 and they are respectively arranged on the front and rear sides of the scraping seat 41, and the two second flushing mechanisms 43 correspond one by one to the two scraping edges 421, which is conducive to further improving the overall cleaning efficiency.

[0044] The above are only some specific implementation methods of the present invention, but the design concept of the present invention is not limited thereto. Any non-substantial changes to the present invention using this concept shall be deemed as an infringement of the protection scope of the present invention.

Claims

1. A flushing structure for a water tank, characterized in that: The brush assembly comprises a holding rod, a mounting seat, a water distribution component, a flushing component and a flushing component, one end of the holding rod is connected to the mounting seat, the flushing component and the scraping component are both arranged on the mounting seat, the flushing component comprises a flushing seat, a brush head, a rotating shaft, a rotating drive mechanism and a first flushing mechanism, the flushing seat is fixedly connected to a side surface of the mounting seat, the rotating shaft is multiple and is arranged in the flushing seat and passes through the upper and lower ends of the flushing seat, the rotating shaft is rotatably connected to the flushing seat, the rotating drive mechanism is arranged on the flushing seat and is used to drive the multiple rotating shafts to rotate synchronously, and the bottom ends of the multiple rotating shafts are The brush head is detachably mounted, the first flushing mechanism is used to flush the bristles at the bottom of the brush head, the scraping assembly comprises a scraping seat, a scraper and a second flushing mechanism, the scraping seat is arranged below the mounting seat, the scraper is detachably mounted at the bottom of the scraping seat, the second flushing mechanism is used to flush the scraping edge of one side of the scraper, the first flushing mechanism and the second flushing mechanism are both connected to the water diversion assembly, the water diversion assembly is arranged on the holding rod, the scraping seat is arranged on the mounting seat through an elastic mechanism, the elastic mechanism comprises an adjustment seat, a compression spring and a guide rod, the upper end of the scraping seat A plurality of guide rods are fixedly arranged at intervals along its length direction, a plurality of guide holes are arranged in the adjusting seat and are adapted to and correspond to the guide rods, the upper ends of the guide rods extend upward and pass through the corresponding guide holes and are fixedly connected to the limit blocks, the plurality of guide rods are sleeved with the compression springs, the compression springs are arranged between the adjusting seat and the scraping seat, and also include a limit assembly, the bottom end surface of the flushing assembly is lower than the bottom end surface of the limit assembly, the limit assembly is arranged at the bottom end of the flushing seat, the limit assembly includes a limit column, a limit ball and a sealing plate, and the limit assembly is fixedly installed on both sides of the left and right sides of the bottom end of the flushing seat The limiting column has rolling grooves matched with the limiting ball on both sides of the front and rear of the bottom end, and the limiting ball is provided in the rolling groove. The sealing plate is fixedly installed on the bottom end of the limiting column and is used to seal the rolling groove. The sealing plate is provided with two notches corresponding to the rolling groove, and the notches are matched with the limiting ball. One side surface of the limiting ball passes through the notch. There are two flushing components and they are respectively arranged on the front and rear sides of the scraping component. The scraping edges are provided on the front and rear sides of the scraper, and the scraping edges are pointed. There are two second flushing mechanisms and they are respectively arranged on the front and rear sides of the scraping seat.

2. The flushing structure for a water tank according to claim 1, characterized in that: The water distribution assembly includes a water inlet main pipe, a first water distribution pipe and a second water distribution pipe. The water inlet main pipe is installed at the other end of the holding rod, one end of the first water distribution pipe is connected to the water inlet main pipe and the other end is connected to the first flushing mechanism, one end of the second water distribution pipe is connected to the water inlet main pipe and the other end is connected to the second flushing mechanism, the first water distribution pipe and the second water distribution pipe are both arranged in the holding rod, the first water distribution pipe is installed with a first valve located outside the holding rod, and the second water distribution pipe is installed with a second valve located outside the holding rod.

3. The flushing structure for a water tank according to claim 1, characterized in that: The first flushing mechanism includes a first flushing main pipe, a first flushing branch pipe and a rotating joint. The first flushing main pipe is fixedly installed on a side surface of the mounting seat. The first water inlet of the first flushing main pipe is connected to the water distribution assembly through a first hose. The first flushing main pipe is provided with a plurality of first flushing branches that are connected to each other at intervals along its length direction. The plurality of first flushing branches correspond to the plurality of rotating shafts one by one. The first flushing branch pipe is connected to the corresponding rotating shaft through a rotating joint. The rotating shaft is provided with a flushing channel that is connected to the first flushing branch pipe. The brush head is provided with a flushing cavity that is connected to the flushing channel. The bottom end surface of the brush head is provided with a plurality of flushing holes that are connected to the flushing cavity.

4. The flushing structure for a water tank according to claim 1, characterized in that: The second flushing mechanism includes a second flushing main pipe and a water spray nozzle. The second flushing main pipe is fixedly installed on a side surface of the scraping seat. The second water inlet of the second flushing main pipe is connected to the water distribution assembly through a second hose. A plurality of interconnected water spray nozzles are fixedly installed on the second flushing main pipe at intervals along its length direction. The water spraying directions of the plurality of water spray nozzles are all toward the scraping edge of the scraper.

5. The flushing structure for a water tank according to claim 1, characterized in that: The rotation drive mechanism includes a drive motor, a transmission member and a protective cover. The drive motor is fixedly mounted on a motor seat, and the motor seat is fixedly mounted on the flush seat. The motor shaft of the drive motor is transmission-connected to one end of the drive shaft through a coupling. The drive shaft is arranged in the flush seat and passes through the upper and lower ends of the flush seat. The drive shaft is rotationally connected to the flush seat, and the other end of the drive shaft is transmission-connected to an adjacent rotating shaft through the transmission member. Two adjacent rotating shafts are transmission-connected through the transmission member. The protective cover is fixedly mounted on the flush seat and is used to cover the drive motor and the motor seat.

6. The flushing structure for a water tank according to claim 1, characterized in that: The mounting seat is provided with a accommodating cavity which is open to its left and right ends and the bottom end. The adjustment seat is arranged in the accommodating cavity and is connected to the mounting seat for vertical sliding movement through a sliding mechanism. The mounting seat is provided with a height adjustment device, which is used to adjust the height position of the adjustment seat and thus adjust the height position of the scraper.

7. The flushing structure for a water tank according to claim 6, characterized in that: The sliding mechanism comprises a slide groove and a slider, at least one of the slide grooves is fixedly provided on the front and rear outer surfaces of the adjusting seat, at least one of the slide grooves is provided on the front and rear inner surfaces of the accommodating cavity of the mounting seat, the slide groove is adapted to and clamped in the slide groove and the two slide in sliding cooperation, a limiting plate for sealing the slide groove is fixedly installed on the bottom end of the mounting seat, the height adjustment device comprises an adjusting screw, a threaded hole which is communicated with the accommodating cavity and adapted to the adjusting screw is provided on the top end of the mounting seat, the lower end of the adjusting screw is rotatably connected to the adjusting seat, the upper end of the adjusting screw extends upward and passes through the threaded hole and the two are threadedly connected, and an adjusting nut is fixedly installed on the upper end of the adjusting screw.

Images