阅读说明：本技术 一种高效清理离心机内腔的清洗装置 (Cleaning device for efficiently cleaning inner cavity of centrifugal machine ) 是由 赵立佳 于 2020-06-10 设计创作，主要内容包括：本发明公开了一种高效清理离心机内腔的清洗装置,包括供液组件和清洗组件,供液组件对清洗组件供液,清洗组件包括驱动机构、杆件和至少一个清洗件,驱动机构布置为驱动杆件旋转,杆件其内形成供液腔,供液腔设置有进液口和出液口,且供液组件对通过进液口对供液腔供液,杆件转动连接支架,清洗件接触离心机内腔壁,且供液腔上出液口连接清洗件,其中,杆件表面固定设置有支撑件,清洗件安装在支撑件上,清洗件其内形成有清洗液通道,清洗液通道的出水端设置在接触离心机内腔壁的侧壁上,相比于现有技术,本发明可以快速的完成对不同尺寸离心机的清理,且清理的效果较佳。(The invention discloses a cleaning device for efficiently cleaning an inner cavity of a centrifugal machine, which comprises a liquid supply assembly and a cleaning assembly, wherein the liquid supply assembly supplies liquid to the cleaning assembly, the cleaning assembly comprises a driving mechanism, a rod piece and at least one cleaning piece, the driving mechanism is arranged to drive the rod piece to rotate, a liquid supply cavity is formed in the rod piece, the liquid supply cavity is provided with a liquid inlet and a liquid outlet, the liquid supply component supplies liquid to the liquid supply cavity through the liquid inlet, the rod piece is rotationally connected with the bracket, the cleaning piece is contacted with the inner cavity wall of the centrifugal machine, the liquid outlet on the liquid supply cavity is connected with the cleaning piece, the cleaning device comprises a rod piece, a cleaning liquid channel and a water outlet end, wherein the surface of the rod piece is fixedly provided with a supporting piece, the cleaning piece is arranged on the supporting piece, the cleaning liquid channel is formed in the cleaning piece, and the water outlet end of the cleaning liquid channel is arranged on the side wall contacting with the inner cavity wall of the centrifuge.)

1. The utility model provides a belt cleaning device of high-efficient clearance centrifuge inner chamber, characterized in that, includes and supplies liquid subassembly (1) and washs subassembly (2), supplies liquid subassembly (1) to washing subassembly (2) confession liquid, wash subassembly (2) and include:

a drive mechanism (21) arranged to drive the rod (22) in rotation;

the rod piece (22) is internally provided with a liquid supply cavity, the liquid supply cavity is provided with a liquid inlet and a liquid outlet, the liquid supply assembly (1) supplies liquid to the liquid supply cavity through the liquid inlet, and the rod piece (22) is rotatably connected with the support;

at least one cleaning piece (24), wherein the cleaning piece (24) is contacted with the inner cavity wall of the centrifuge, and a liquid outlet of the liquid supply cavity is connected with the cleaning piece (24);

the surface of the rod piece (22) is fixedly provided with a supporting piece (241), the cleaning piece (24) is installed on the supporting piece (241), a cleaning liquid channel is formed in the cleaning piece (24), and the water outlet end of the cleaning liquid channel is arranged on the side wall contacting with the inner cavity wall of the centrifuge.

2. The cleaning device for efficiently cleaning the inner cavity of the centrifuge as claimed in claim 1, wherein the rod member (22) comprises a threaded section (222), and the driving mechanism (21) comprises a driving motor and a gear member fixedly sleeved on the shaft portion of the driving motor, and the gear member is engaged with the threaded section.

3. A cleaning device for efficiently cleaning the inner cavity of a centrifuge according to claim 1, wherein a cleaning disc (25) is fixedly arranged at one end of the rod member (22) far away from the cleaning assembly (2), the cleaning disc (25) comprises a flexible material layer (253), and the flexible material layer (253) contacts one end of the inner cavity of the centrifuge far away from the opening.

4. A cleaning device for efficiently cleaning the inner chamber of a centrifuge as defined in claim 3, wherein said cleaning disk (25) further comprises:

the rotating piece (251) is fixedly sleeved at one end of the rod piece (22), a plurality of through grooves (2511) provided with liquid inlet ends and liquid outlet ends are formed in the rotating piece (251), and the liquid outlets of the liquid supply cavities are communicated with the liquid inlet ends of the through grooves (2511);

the cleaning blades (252) are fixedly arranged along the circumferential direction of the outer wall of the rotating piece (251), the number of the cleaning blades (252) is the same as that of the through grooves (2511), a cavity is formed in each cleaning blade (252), a liquid inlet notch of the cavity is formed in one end, connected with the rotating piece (251), of each cleaning blade (252), and the liquid inlet notches and the liquid outlet ends of the through grooves (2511) are in a communicated state in a one-to-one correspondence mode;

the side wall of the cleaning blade (252) far away from the liquid supply assembly (1) is provided with a plurality of holes for discharging liquid, and the side wall of the cleaning blade (252) provided with the holes is fixedly connected with a flexible material layer (253).

5. The cleaning device for efficiently cleaning the inner cavity of the centrifuge as claimed in any one of claims 1 to 4, wherein the cleaning member (24) comprises a cleaning arm (242), and the cleaning arm (242) comprises:

the arm body (2421) is internally provided with a first liquid storage cavity, and the side wall of the first liquid storage cavity is provided with a plurality of first liquid spraying ports (24.2) and at least one first water inlet hole (24.6);

the cleaning shell (2422) is contacted with the side wall of the arm body (2421) provided with a first liquid spraying port (24.2);

the cleaning shell (2422) comprises a frame (24.4) with one end contacting with the arm body (2421), a second flexible material layer (24.3) is fixedly supported on the surface of the frame (24.4), and the second flexible material layer (24.3) covers the first liquid spraying opening (24.2).

6. The cleaning device for efficiently cleaning the inner cavity of the centrifuge as claimed in claim 5, wherein the arm body (2421) is connected with the cleaning shell (2422) in a sliding way along the axial direction of the cleaning shell (2422), and the cam assembly (2423) and the rebound assembly (2424) are respectively arranged at two sides of the movement direction of the cleaning shell (2422);

the cam component (2423) comprises a second driving motor and a cam fixedly sleeved on the shaft part of the second driving motor, and the cam is contacted with one end of the cleaning shell (2422);

wherein the rebound assembly (2424) comprises a spring force, and the spring force is compressed when the cam assembly (2423) drives the washing case (2422) to move towards the rebound assembly (2424).

7. The cleaning device for efficiently cleaning the inner cavity of the centrifugal machine according to claim 6, wherein the rebounding assembly comprises a shell provided with a buffer cavity, the elastic spring is arranged in the buffer cavity of the shell, a notch is formed in one end of the shell, and the cylinder penetrates through the notch of the shell and is connected with the shell in a sliding manner.

8. The cleaning device for efficiently cleaning the inner cavity of the centrifugal machine as claimed in claim 7, wherein the cleaning member (24) further comprises a sliding member (243) which forms a second liquid conveying channel therein, the second liquid conveying channel is provided with a second liquid inlet (2431) and a second liquid outlet, the second liquid inlet is connected with the liquid outlet of the liquid supply cavity, and the second liquid outlet is connected with the first water inlet hole (24.6);

the sliding piece (243) is connected with a sliding rail in a sliding mode along the radial direction of the supporting piece (241), the sliding rail is fixedly connected with the supporting piece (241), a threaded groove is formed in the sliding piece (243), the threaded piece (244) is rotatably connected with the sliding rail through a bearing, and the threaded piece (244) is in threaded connection with the threaded groove.

9. The cleaning device for efficiently cleaning the inner cavity of the centrifuge as claimed in claim 2, wherein the rod member (22) further comprises a connecting section (221) and a rotating section (223), the connecting section (221) and the rotating section (223) are respectively fixedly connected with two ends of the threaded section (222), the connecting section (221) forms a first sealed cavity and a second sealed cavity therein in a communicating state;

the liquid supply assembly (1) comprises a water pipe which is rotatably connected with the connecting section (221), the water pipe partially extends to the interior of the first sealing cavity and the second sealing cavity, a bearing piece (2.1), a first sealing ring (2.2), a filler (2.3) and a second sealing ring (2.4) are sequentially arranged in the first sealing cavity, and the bearing piece (2.1), the first sealing ring (2.2), the filler (2.3) and the second sealing ring (2.4) are all sleeved on the surface of the water pipe.

10. The cleaning device for efficiently cleaning the inner cavity of the centrifuge as claimed in claim 9, wherein the inner wall of the second sealing cavity is provided with an annular groove, the surface of the water pipe is fixedly provided with a sealing cover plate (2.5), and the sealing cover plate is movably embedded in the annular groove.

Technical Field

The invention relates to the technical field of centrifuge cleaning, in particular to a cleaning device for efficiently cleaning an inner cavity of a centrifuge.

Background

Biomedical is the important component of national science research, need carry out high-speed centrifugation to biological sample at biomedical research's in-process, thereby with the material separation in the biological sample, high-speed centrifugation is to use high-speed centrifuge to carry out high-speed rotation to the sample, thereby separate out the material filtration of different density, centrifuge is continuous attached to on the rotary drum screen cloth wall in the separation process, the long-time attached to of material can not wash on the rotary drum and can cause the injury to the balance of rotary drum, can block up the delivery port on the rotary drum in serious time, so it is especially important to the washing of centrifuge after the separation.

Generally can select among the prior art directly to erode through the liquid rotary drum and wash, this kind of abluent mode is comparatively extravagant to the water resource, and the clearance effect is not good, and when the rotary drum screen cloth blockked up seriously, can select the manual work to use the clean brush to remove the clearance rotary drum, and the time that this kind of clearance mode need be spent is longer, and the effect of clearance is also limited.

Therefore, the invention discloses a cleaning device for efficiently cleaning an inner cavity of a centrifugal machine, compared with the prior art, the cleaning device can rapidly finish cleaning centrifugal machines with different sizes, and the cleaning effect is good.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a cleaning device for efficiently cleaning an inner cavity of a centrifugal machine; compared with the prior art, the centrifugal machine cleaning device can quickly clean centrifugal machines with different sizes, and has a good cleaning effect.

The invention is realized by the following technical scheme: the invention discloses a cleaning device for efficiently cleaning an inner cavity of a centrifugal machine, which comprises a liquid supply assembly and a cleaning assembly, wherein the liquid supply assembly supplies liquid to the cleaning assembly, the cleaning assembly comprises a driving mechanism, a rod piece and at least one cleaning piece, the driving mechanism is arranged to drive the rod piece to rotate, a liquid supply cavity is formed in the rod piece, the liquid supply cavity is provided with a liquid inlet and a liquid outlet, the liquid supply assembly supplies liquid to the liquid supply cavity through the liquid inlet, the rod piece is rotatably connected with a support, the cleaning piece is in contact with the inner cavity wall of the centrifugal machine, the liquid outlet on the liquid supply cavity is connected with the cleaning piece, a support piece is fixedly arranged on the surface of the rod piece, the cleaning piece is arranged on the support piece, a cleaning liquid channel is formed in the cleaning piece, and the water outlet end of the cleaning liquid channel is arranged on the side wall in contact with the inner cavity wall of the centrifugal machine.

When the centrifuge needs to be cleaned, part of the cleaning assembly extends into the inner cavity of the rotary drum, so that the cleaning assembly is in contact with the inner wall of the rotary drum, the cleaning assembly can be arranged into a plurality of cleaning assemblies, the contact surface of the cleaning assemblies and the inner cavity of the rotary drum can be arranged into a brush made of flexible materials, wherein the liquid supply assembly supplies liquid to the liquid supply cavity through the liquid inlet of the rod piece, the liquid supply assembly can be composed of a water pipe, a water tank and a water pump, the liquid outlet of the liquid supply cavity supplies liquid to the cleaning liquid channel, the liquid on the inner cavity of the rotary drum is sprayed out from the water outlet end of the cleaning liquid channel, at the moment, the driving mechanism is started again, the rod piece and the cleaning assembly are driven to rotate by the driving mechanism, the brush layer of the cleaning assembly rotates to clean the inner cavity, the cleaning assembly continuously sprays the cleaning liquid at the cleaning position, so that the water resource is saved, a sealing cover can be arranged on the rod piece, so that the opening of the rotary drum is sealed by the sealing cover, the liquid that prevents the liquid supply subassembly and provide flows out from the inner chamber of rotary drum at will, can purify the liquid after using and recycle, and the continuous circulation contact of washing piece in the rotary process also is the liquid in the rotary drum cavity, also helps strengthening abluent effect, when the inner chamber of rotary drum does not have too much dirt, and when the washing liquid after storing a certain amount of use in the rotary drum cavity, can stop the confession liquid of liquid supply subassembly, directly use the liquid that the washing piece cooperates the rotary drum inner chamber to wash.

Preferably, for the convenience of understanding, the invention discloses a specific method for driving a rod piece to rotate by a driving mechanism, wherein the rod piece comprises a threaded section, the driving mechanism comprises a driving motor and a gear piece fixedly sleeved on the shaft part of the driving motor, and the gear piece is in meshed connection with the threaded section.

Preferably, also thoroughly wash in order to can the bottom of changeing the drum inner chamber, the fixed washing dish that is provided with of one end that washs the subassembly is kept away from to the member, washs the dish and includes flexible material layer, keeps away from open-ended one end on the flexible material layer contact centrifuge inner chamber, and flexible material layer can be for the brush, and the member drives at the pivoted in-process and drives the washing dish and rotate, and flexible material layer is cleared up the bottom of rotary drum at rotatory in-process.

Preferably, in order to enhance the cleaning effect of the cleaning disc, the cleaning disc further comprises a rotating part and cleaning blades, the rotating part is fixedly sleeved at one end of the rod piece, a plurality of through grooves with liquid inlet ends and liquid outlet ends are formed in the rotating part, liquid outlets of the liquid supply cavities and the liquid inlet ends of the through grooves are in a communicated state, the cleaning blades are arranged to be fixedly arranged along the circumferential direction of the outer wall of the rotating part, the number of the cleaning blades is the same as that of the through grooves, cavities are formed in the cleaning blades, liquid inlet openings of the cavities are formed in one end, connected with the rotating part, of each cleaning blade, the liquid inlet openings and the liquid outlet ends of the through grooves are in a communicated state in a one-to-one correspondence mode, a plurality of holes used for discharging liquid are formed in the side wall, away from the liquid supply assembly, of each cleaning blade, a flexible material layer is fixedly connected to the side wall, the liquid outlets of the liquid supply cavities are formed by large-size openings arranged at the tops and small-size openings arranged at the sides, the large-size opening supplies liquid to the through groove, the small-size opening supplies liquid to the cleaning piece, the liquid outlet end of the through groove is communicated with the liquid inlet opening, the liquid is supplied to the cleaning blade, liquid outlet of a hole for discharging liquid from the cleaning blade acts on the bottom of the rotary drum, and the flexible material layer is matched with the hole for discharging liquid and acts on the bottom of the rotary drum.

Preferably, the invention discloses a specific structure of a cleaning piece, the cleaning piece comprises a cleaning arm, the cleaning arm comprises an arm body and a cleaning shell, a first liquid storage cavity is formed in the arm body, and the side wall of the first liquid storage cavity is provided with a plurality of first liquid spraying ports and at least one first water inlet hole; the cleaning shell contact arm body is provided with a side wall provided with a first liquid spraying port; the cleaning shell comprises a frame with one end contacting the arm body, a second flexible material layer is fixedly supported on the surface of the frame and covers the first liquid spraying opening, and the cleaning liquid channel comprises a first liquid storage cavity;

wherein, the liquid enters the first liquid storage cavity through the first liquid inlet hole, is sprayed out from the first liquid spraying port, acts on the inner cavity of the rotary drum, and is matched with the second flexible material layer, and the inner cavity of the rotary drum is cleaned by the second flexible material layer in the rotating process.

Preferably, in order to enable the cleaning arm to better clean the inner wall of the cavity of the rotary drum, the arm body is connected with the cleaning shell in a sliding manner along the axial direction of the cleaning shell, and a cam assembly and a rebound assembly are respectively arranged on two sides of the cleaning shell in the moving direction; the cam component comprises a second driving motor and a cam fixedly sleeved on the shaft part of the second driving motor, and the cam is contacted with one end of the cleaning shell; wherein, resilience subassembly includes elastic spring, and when the cam pack drive was washd the shell and was removed to resilience subassembly, elastic spring was compressed, and wherein, washing shell made reciprocating motion under the combined action of cam pack and resilience subassembly on the axial direction of arm body, and washing shell transversely clears up the inner chamber of rotary drum at reciprocating motion's in-process, and wherein, the fixed power supply unit that is provided with supplies power to cam pack, and power supply unit and second driving motor all handle through waterproof design.

The invention discloses a scheme for connecting a cleaning shell in a sliding manner by an arm body.

Preferably, for the convenience of understanding, the invention discloses a specific structure of the rebound assembly, the rebound assembly comprises a shell provided with a buffer cavity, an elastic spring is arranged in the buffer cavity of the shell, one end of the shell is provided with a notch, a cylinder penetrates through the notch of the shell and is in sliding connection with the shell, and when the cleaning shell moves towards the rebound assembly, the elastic spring is compressed.

Preferably, in order to adjust the position of the cleaning part so that the cleaning part can contact the inner cavity of the rotary drum, the cleaning part further comprises a sliding part in which a second liquid conveying channel is formed, the second liquid conveying channel is provided with a second liquid inlet and a second liquid outlet, the second liquid inlet is connected with the liquid outlet of the liquid supply cavity, and the second liquid outlet is connected with the first water inlet hole; the slider is along support piece's radial direction sliding connection slide rail, and slide rail fixed connection support piece has still seted up the thread groove on the slider, and the screw passes through the bearing and rotates the connection slide rail, and screw and thread groove threaded connection rotate the screw, and the position of slider changes to the position that drives the cleaning arm changes, meets the rotary drum of not unidimensional, can carry out corresponding regulation to the concrete position of cleaning arm through the mode of adjusting the screw.

Preferably, the water pipe and the rod piece are in rotational connection, and in order to ensure the sealing performance between the water pipe and the rod piece while in rotational connection, the rod piece further comprises a connecting section and a rotating section, the connecting section and the rotating section are respectively and fixedly connected with two ends of the threaded section, and a first sealing cavity and a second sealing cavity which are in a communicated state are formed in the connecting section; the liquid supply assembly comprises a water pipe, the water pipe extends to the inside of the first sealing cavity and the second sealing cavity, a bearing piece, a first sealing ring, a filler and a second sealing ring are sequentially arranged in the first sealing cavity, the bearing piece, the first sealing ring, the filler and the second sealing ring are all sleeved on the surface of the water pipe, the filler can be plant fiber filler, asbestos fiber filler, rubber filler, carbon fiber filler, flexible graphite filler and the like, and the first sealing ring and the second sealing ring can be rubber rings.

Preferably, in order to further ensure the sealing performance between the water pipe and the rod piece, an annular groove is formed in the inner wall of the second sealing cavity, a sealing cover plate is fixedly arranged on the surface of the water pipe, the sealing cover plate is movably embedded in the annular groove, and the sealing cover plate seals the second sealing cavity.

The invention discloses a cleaning device for efficiently cleaning an inner cavity of a centrifugal machine, which is compared with the prior art:

firstly, the invention can quickly finish the cleaning of the centrifuge, and the cleaning effect is better, when the centrifuge needs to be cleaned, a part of cleaning components extend into the inner cavity of the rotary drum, so that the cleaning components contact the inner wall of the rotary drum, the cleaning components can be arranged into a plurality of parts, the contact surfaces of the cleaning components and the inner cavity of the rotary drum can be arranged into flexible brushes, wherein, the liquid supply components supply liquid to the liquid supply cavity through the liquid inlet of the rod piece, the liquid supply component can be composed of a water pipe, a water tank and a water pump, the liquid outlet of the liquid supply cavity supplies liquid to the cleaning liquid channel, the liquid on the inner cavity of the rotary drum is sprayed out from the water outlet end of the cleaning liquid channel, at the moment, the driving mechanism is started again, the driving mechanism drives the rod piece and the cleaning components to rotate, the inner cavity is cleaned by the rotation of the brush layer of the cleaning component, and the cleaning component continuously sprays out the cleaning liquid, thereby enhancing the cleaning effect, and only sprays the liquid at the cleaning position, the rotary drum cleaning device has the advantages that water resources are saved, the rod piece can be further provided with the sealing cover, the sealing cover seals the opening of the rotary drum, liquid provided by the liquid supply assembly is prevented from flowing out of the inner cavity of the rotary drum at will, the used liquid can be purified and reused, the cleaning piece is continuously in circular contact with the liquid in the rotary drum cavity in the rotating process, the cleaning effect is also enhanced, when the inner cavity of the rotary drum is free of much dirt and a certain amount of used cleaning liquid is stored in the rotary drum cavity, liquid supply of the liquid supply assembly can be stopped, and the cleaning piece is directly used for being matched with the liquid in the inner cavity of the rotary drum for cleaning;

secondly, the invention is suitable for centrifuges with different sizes, in order to adjust the position of the cleaning part, so that the cleaning part can contact the inner cavity of the rotary drum, the cleaning part also comprises a sliding part in which a second liquid conveying channel is formed, the second liquid conveying channel is provided with a second liquid inlet and a second liquid outlet, the second liquid inlet is connected with the liquid outlet of the liquid supply cavity, and the second liquid outlet is connected with the first water inlet hole; the slider is along support piece's radial direction sliding connection slide rail, and slide rail fixed connection support piece has still seted up the thread groove on the slider, and the screw passes through the bearing and rotates the connection slide rail, and screw and thread groove threaded connection rotate the screw, and the position of slider changes to the position that drives the cleaning arm changes, meets the rotary drum of not unidimensional, can carry out corresponding regulation to the concrete position of cleaning arm through the mode of adjusting the screw.

Drawings

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

FIG. 2 is a top view of the present invention;

FIG. 3 is a schematic external view of a cleaning disc according to the present invention;

FIG. 4 is a left side view of the cleaning disc of the present invention;

FIG. 5 is a cross-sectional view taken along A-A of FIG. 4;

FIG. 6 is a schematic view of the structure of the cleaning member of the present invention;

FIG. 7 is a schematic view of the cleaning arm according to the present invention;

FIG. 8 is a schematic view of the structure of the arm body according to the present invention;

FIG. 9 is a schematic view of the structure of the cleaning shell according to the present invention;

FIG. 10 is a schematic view of the connection between the arm and the cleaning shell according to the present invention;

FIG. 11 is a schematic structural view of a rebound assembly of the present invention;

FIG. 12 is a schematic view of a rod body according to the present invention;

FIG. 13 is an external view of the rotating section of the rod body according to the present invention;

fig. 14 is a schematic view of the connection between the water pipe and the rod member according to the present invention.

Detailed Description

The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.

The invention discloses a cleaning device for efficiently cleaning an inner cavity of a centrifugal machine through figures 1 to 14, as shown in fig. 1 and 2, the cleaning device comprises a liquid supply assembly 1 and a cleaning assembly 2, wherein the liquid supply assembly 1 supplies liquid to the cleaning assembly 2, the cleaning assembly 2 comprises a driving mechanism 21, a rod 22 and at least one cleaning member 24, the driving mechanism 21 is arranged to drive the rod 22 to rotate, the rod 22 forms a liquid supply cavity therein, the liquid supply cavity is provided with a liquid inlet and a liquid outlet, and the liquid supply component 1 supplies liquid to the liquid supply cavity through the liquid inlet, the rod piece 22 is rotationally connected with the bracket, the cleaning piece 24 is contacted with the inner cavity wall of the centrifuge, the liquid outlet on the liquid supply cavity is connected with the cleaning piece 24, wherein, the surface of the rod 22 is fixedly provided with a supporting member 241, the cleaning member 24 is installed on the supporting member 241, a cleaning liquid channel is formed in the cleaning member 24, and the water outlet end of the cleaning liquid channel is arranged on the side wall contacting with the inner cavity wall of the centrifuge.

Wherein, when the centrifuge needs to be cleaned, part of the cleaning components extend into the inner cavity of the rotary drum, so that the cleaning component 24 contacts the inner wall of the rotary drum, the cleaning component 24 can be arranged into a plurality of parts, the contact surface of the cleaning component 24 and the inner cavity of the rotary drum can be arranged into a brush made of flexible material, wherein, the liquid supply component 1 supplies liquid to the liquid supply cavity through the liquid inlet of the rod piece 22, the liquid supply component 1 can be composed of a water pipe, a water tank and a water pump, the liquid outlet of the liquid supply cavity supplies liquid to the cleaning liquid channel, the liquid on the inner cavity of the rotary drum is sprayed out from the water outlet end of the cleaning liquid channel, at this time, the driving mechanism 21 is started, the driving mechanism 21 drives the rod piece 22 and the cleaning component 24 to rotate, the brush layer of the cleaning component 24 rotates to clean the inner cavity, and the cleaning component 24 continuously sprays out the cleaning liquid, the cleaning effect is enhanced, and only at the cleaning position, the water resource is saved, the spray liquid can be also arranged on the rod piece 22, the sealing cover seals the opening of the rotary drum, liquid provided by the liquid supply component 1 is prevented from flowing out of the inner cavity of the rotary drum at will, the used liquid can be purified and reused, the cleaning component 24 is continuously in circular contact with the liquid in the rotary drum cavity in the rotating process, the cleaning effect is also enhanced, when the inner cavity of the rotary drum does not contain much dirt and a certain amount of used cleaning liquid is stored in the rotary drum cavity, liquid supply of the liquid supply component 1 can be stopped, and the cleaning component 24 is directly used to be matched with the liquid in the inner cavity of the rotary drum for cleaning.

For convenience of understanding, the present invention discloses a specific method for driving the rod member 22 to rotate by the driving mechanism 21, wherein the rod member 22 comprises a threaded section 222, the driving mechanism 21 mechanism comprises a driving motor and a gear member fixedly sleeved on the shaft portion of the driving motor, and the gear member is engaged with the threaded section.

Further, as shown in fig. 3 to 5, in order to thoroughly clean the bottom of the inner cavity of the rotary drum, a cleaning disc 25 is fixedly disposed at one end of the rod 22 away from the cleaning assembly 2, the cleaning disc 25 includes a flexible material layer 253, the flexible material layer 253 contacts one end of the inner cavity of the centrifuge, which is away from the opening, the flexible material layer 253 can be a brush, the rod 22 drives the cleaning disc 25 to rotate in the rotating process, and the flexible material layer 253 cleans the bottom of the rotary drum in the rotating process.

In order to enhance the cleaning effect of the cleaning disc 25, the cleaning disc 25 further comprises a rotating member 251 and a cleaning blade 252, the rotating member 251 is fixedly sleeved at one end of the rod 22, the rotating member 251 is provided with a plurality of through grooves 2511 provided with liquid inlet ends and liquid outlet ends, liquid outlets of the liquid supply cavities are communicated with the liquid inlet ends of the through grooves 2511, the cleaning blade 252 is fixedly arranged along the circumferential direction of the outer wall of the rotating member 251, the number of the cleaning blade 252 is the same as that of the through grooves 2511, the cleaning blade 252 is provided with a cavity, one end of the cleaning blade 252 connected with the rotating member 251 is provided with a liquid inlet opening of the cavity, the liquid inlet opening and the liquid outlet ends of the through grooves 2511 are in a one-to-one communication state, wherein the side wall of the cleaning blade 252, which is far away from the liquid supply assembly 1, is provided with a plurality of holes for discharging liquid, and the side wall of the cleaning blade 252, is fixedly connected with a flexible material layer 253, wherein the liquid outlet of the liquid supply cavity is composed of a large-size opening arranged at the top and a small-size opening arranged at the side edge, the large-size opening supplies liquid to the through groove 2511, the small-size opening supplies liquid to the cleaning piece 24, the liquid outlet end of the through groove 2511 is communicated with the liquid inlet opening, liquid is supplied to the cleaning blade 252, liquid outlet holes of the cleaning blade 252 act on the bottom of the rotary drum, and the flexible material layer 253 acts on the bottom end of the rotary drum in a matched mode with the liquid outlet holes.

Further, the present invention discloses a specific structure of the cleaning element 24, as shown in fig. 6, the cleaning element 24 includes a cleaning arm 242, the cleaning arm 242 includes an arm body 2421 and a cleaning shell 2422, a first liquid storage cavity is formed in the arm body 2421, a plurality of first liquid spraying ports 24.2 and at least one first water inlet hole 24.6 are opened on a side wall of the first liquid storage cavity; the cleaning shell 2422 contacts the side wall of the arm body 2421 provided with a first liquid spraying port 24.2; the cleaning shell 2422 comprises a frame 24.4 with one end contacting the arm body 2421, a second flexible material layer 24.3 is fixedly supported on the surface of the frame 24.4, the second flexible material layer 24.3 covers the first liquid spray opening 24.2, and the cleaning liquid channel comprises a first liquid storage cavity; wherein, the liquid enters the first liquid storage cavity through the first liquid inlet hole 24.6 and is sprayed out from the first liquid spraying port 24.2 to act on the inner cavity of the rotary drum, and then the second flexible material layer 24.3 is matched, and the inner cavity of the rotary drum is cleaned in the rotating process of the second flexible material layer 24.3.

As shown in fig. 7, in order to make the cleaning arm 242 better clean the inner wall of the cavity of the drum, the arm body 2421 is slidably connected with the cleaning shell 2422 along the axial direction of the cleaning shell 2422, and the cam assembly 2423 and the rebound assembly 2424 are respectively arranged at two sides of the movement direction of the cleaning shell 2422; the cam component 2423 comprises a second driving motor and a cam fixedly sleeved on the shaft part of the second driving motor, and the cam is contacted with one end of the cleaning shell 2422; the rebounding assembly 2424 comprises an elastic spring, the elastic spring is compressed when the cam assembly 2423 drives the cleaning shell 2422 to move towards the rebounding assembly 2424, wherein the cleaning shell 2422 reciprocates in the axial direction of the arm body 2421 under the combined action of the cam assembly 2433 and the rebounding assembly 2424, the cleaning shell 2422 transversely cleans an inner cavity of the rotary drum in the reciprocating process, a power supply device is fixedly arranged for supplying power to the cam assembly 2423, and the power supply device and the second driving motor are both subjected to waterproof design treatment.

As shown in fig. 8 to 10, for convenience of understanding, in the present invention, the arm 2421 is slidably connected to the cleaning case 2422, a first limiting sliding groove 24.1 is formed on the surface of the arm 2421, a plurality of limiting sliding blocks 24.5 are fixedly mounted at one end of the cleaning case 2422, and the limiting sliding blocks 24.5 are slidably connected to the limiting sliding grooves 24.1.

For convenience of understanding, the present invention discloses a specific structure of the rebounding assembly 2424, as shown in fig. 11, the rebounding assembly includes a housing provided with a buffer cavity, an elastic spring is disposed inside the buffer cavity of the housing, a notch is disposed at one end of the housing, and a cylinder penetrates through the notch of the housing and is slidably connected to the housing, and when the cleaning case 2422 moves toward the rebounding assembly 2424, the elastic spring is compressed.

Further, as shown in fig. 6, in order to adjust the position of the cleaning member 24, so that the cleaning member 24 can contact the inner cavity of the rotary drum, the cleaning member 24 further includes a sliding member 243 having a second liquid conveying channel formed therein, the second liquid conveying channel is provided with a second liquid inlet 2431 and a second liquid outlet, the second liquid inlet is connected to the liquid outlet of the liquid supply cavity, and the second liquid outlet is connected to the first water inlet 24.6; the sliding part 243 is connected with the sliding rail in a sliding manner along the radial direction of the supporting part 241, the sliding rail is fixedly connected with the supporting part 241, the sliding part 243 is further provided with a threaded groove, the threaded part 244 is rotatably connected with the sliding rail through a bearing, the threaded part 244 is in threaded connection with the threaded groove, the position of the sliding part 243 is changed by rotating the threaded part 244, so that the position of the cleaning arm 242 is driven to be changed, and when rotating drums with different sizes are encountered, the specific position of the cleaning arm 242 can be correspondingly adjusted by adjusting the threaded part 244.

Further, as shown in fig. 12 to 14, wherein the water pipe is rotatably connected with the rod 22, in order to ensure the sealing performance between the water pipe and the rod 22 while the water pipe is rotatably connected, the rod 22 further includes a connecting section 221 and a rotating section 223, the connecting section 221 and the rotating section 223 are respectively and fixedly connected with two ends of the threaded section 222, and a first sealed cavity and a second sealed cavity are formed in the connecting section 221 in a communicating state; the liquid supply assembly 1 comprises a water pipe, the water pipe partially extends into a first sealing cavity and a second sealing cavity, a bearing part 2.1, a first sealing ring 2.2, a filler 2.3 and a second sealing ring 2.4 are sequentially arranged in the first sealing cavity, the bearing part 2.1, the first sealing ring 2.2, the filler 2.3 and the second sealing ring 2.4 are sleeved on the surface of the water pipe, the filler can be plant fiber filler, asbestos fiber filler, rubber filler, carbon fiber filler, flexible graphite filler and the like, the first sealing ring 2.2 and the second sealing ring 2.4 can be rubber rings, an annular groove is formed in the inner wall of the second sealing cavity in order to further ensure the sealing performance between the water pipe and the rod piece 22, a sealing cover plate 2.5 is fixedly arranged on the surface of the water pipe, the sealing cover plate is movably embedded in the annular groove, and the sealing cover plate 2.5 seals the second sealing cavity.

The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above embodiments, and it is within the scope of the invention to adopt various insubstantial modifications of the technical solution of the invention or to apply the concept and technical solution of the invention directly to other occasions without any modification.