CN217959987U - Cleaning device - Google Patents

Abstract

The utility model discloses a cleaning device. The cleaning equipment includes a cleaning body, a liquid storage container and a locking structure. The cleaning body is provided with a matching part; the liquid storage container is detachably arranged on the cleaning body. The box cover is detachably connected to the box body, and an outer peripheral side of the box body is provided with a receiving groove; the locking structure includes a locking piece that is movable, and the locking piece can protrude from the opening to lock and cooperate with the matching part, and lock the storage The liquid container is locked on the cleaning body; the locking piece can be separated from the matching part, so that the liquid storage container can be disassembled; after the box cover is separated from the box body, the locking structure is limited in the receiving groove. The locking structure in the utility model can improve the convenience of disassembly and assembly for users, and has a longer service life.

Description

cleaning equipment

related application

This application claims the priority of a Chinese patent application with an application date of December 30, 2021 and an application number of 202111650972.1 titled "Liquid storage container, separation device and cleaning equipment", which is hereby incorporated by reference in its entirety.

technical field

The utility model relates to the technical field of cleaning, in particular to a cleaning device.

Background technique

Traditional cleaning equipment, such as floor mopping machines, washing machines, etc., are often equipped with liquid storage containers to store cleaning liquid or sewage generated during the cleaning process. However, traditional liquid storage containers are often Due to the cost and difficulty of manufacturing, the pick-and-place handle of the liquid storage container is designed as a protruding structure, which makes the overall shape and structure of the cleaning equipment not smooth enough, and the liquid storage container is fixed on the cleaning surface by locking the lid of the liquid storage container and the cleaning body. On the main body, the structure is complicated, and it is not easy to operate when disassembling the liquid storage container.

Utility model content

Therefore, the technical problem to be solved by the utility model is that the disassembly and assembly of the liquid storage container on the traditional cleaning equipment is relatively complicated, and the setting of the unlocking part is relatively abrupt, which affects the overall structure of the cleaning equipment.

In order to solve the above technical problems, the utility model provides a cleaning device, comprising:

Clean the body, with matching parts;

The liquid storage container is detachably arranged on the cleaning body, the liquid storage container includes a box body with a box opening, and a box cover that is arranged at the box opening and is detachably connected with the box body, An outer peripheral side of the box body is provided with a receiving groove, the receiving groove is recessed toward the inside of the box body, the receiving groove is isolated from the inner cavity of the box body, and one side is open, the The open side of the accommodating groove is located at the same end of the box body as the box opening, and is spaced apart from the box cover; and,

The locking structure is arranged in the accommodating groove, the locking structure includes a movable locking piece, and the locking piece can protrude from the opening to lock and cooperate with the matching part, so as to Locking the liquid storage container on the cleaning body; the locking piece can be separated from the matching part, so that the liquid storage container can be detached from the cleaning body;

Wherein, after the box cover is separated from the box body, the locking structure is restricted in the receiving groove.

Optionally, in the cleaning device, the locking structure further includes an unlocking piece connected to the locking piece, and the movement of the unlocking piece by an external force can drive the locking piece to move, so that the The locking piece can be separated from and locked with the matching portion; when the locking piece is locked with the matching portion, the unlocking piece is accommodated in the accommodating groove.

Optionally, in the cleaning device, the locking member has a linear reciprocating stroke along the up and down direction of the box;

The unlocking part is rotatably arranged in the accommodating groove, and the unlocking part is rotated by an external force, which can drive the locking part to move along the up and down direction of the box, so that the box can be connected with the cleaning body Lock and unlock.

Optionally, in the cleaning device, the unlocking member has a connecting end and a free end disposed opposite to each other, and a pressing portion protruding from the connecting end, and the connecting end is rotatably connected to the box;

The free end of the unlocking part can be rotated in the direction of screwing out of the receiving groove by external force, and drives the connecting end to rotate, so that the pressing part can press the locking part to drive the locking part. The member moves downward along the box to be separated from the matching portion.

Optionally, in the cleaning device, the locking structure further includes a mounting frame, the mounting frame is installed in the receiving tank and is arranged in an opening that closes the receiving tank; there is formed in the mounting frame A chute, one side of the chute is provided with a through hole, the locking piece is slidably arranged in the chute, and at least part of it can extend out of the through hole to engage with the matching part. The connecting end of the unlocking piece is rotatably connected with the installation frame.

Optionally, in the cleaning device, the locking structure further includes an elastic expansion member, and the elastic expansion member connects the locking member and the installation frame; when the unlocking member rotates, drives When the locking piece is separated from the mating part, the elastic expansion piece is in a contracted state; when the external force received by the unlocking piece is canceled, the locking piece is under the elastic restoring force of the elastic expansion piece. It resets under action and can be locked with the matching part.

Optionally, in the cleaning device, the locking piece includes a locking block and a crimping boss protruding from one side of the locking block, and the locking block is arranged in the sliding groove , and can move up and down along the chute, at least part of the crimping boss can protrude from the chute to abut against the pressing portion.

Optionally, in the cleaning device, there are two crimping bosses, and the two crimping bosses are respectively located on opposite sides of the locking block; There are two crimping bosses in one-to-one correspondence; and/or,

One of the locking block and the chute is provided with a limiting groove, and the other is provided with a limiting protrusion matching the limiting groove;

When the locking piece is locked with the matching portion, the limiting protrusion abuts against the inner top wall of the limiting groove, and when the locking piece is separated from the matching portion , the limiting protrusion can abut against the inner bottom wall of the limiting groove.

Optionally, in the cleaning device, the unlocking member includes an unlocking plate and a support arm protruding from one side of the unlocking plate, when the locking member is locked with the matching portion, the The outer surface of the unlocking plate is flush with the notch of the receiving groove;

The mounting frame is provided with a rotation hole, the pressing part includes an abutting boss protruding from one side of the support arm, and the other side of the support arm is provided with a rotation shaft, and the rotation shaft rotates through the It is arranged in the rotating hole, and the rotating shaft and the abutting boss are respectively located on opposite sides of the supporting arm.

Optionally, in the cleaning equipment, the box body has an upwardly disposed box opening, and the box cover is detachably connected to the box body. When the box cover is arranged at the box opening , the box cover is accommodated in the box opening, and the top of the box cover is flush with the box opening.

The technical scheme provided by the utility model has the following advantages:

The cleaning equipment provided by the utility model includes a cleaning body, a liquid storage container and a locking structure. The liquid storage container is detachably arranged on the cleaning body, so that the liquid storage container can be taken out, and the liquid storage container can be replenished with liquid or cleaned. , the liquid storage container includes a box body for storing liquid, and a box cover set at the mouth of the box body. The locking structure is arranged on the box body and is set independently from the box cover, avoiding the need for a locking structure The disassembly and assembly of the box cover and the box body is frequently followed, and the structure is more compact. The box cover and the locking structure are set separately. The opening and closing of the box opening does not affect the locking structure, and the locking of the locking structure does not It affects the use of the box cover, thereby improving the service life of the locking structure. The locking structure is arranged on the box body, and by locking the box body and the cleaning body, compared with the traditional way of locking the cleaning equipment through the box cover, it is obvious that the fixing of the liquid storage container of the utility model is more reliable, and the structure Easier and does not affect the access to the lid.

Description of drawings

In order to more clearly illustrate the specific implementation of the present utility model or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the specific implementation or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description The drawings show some implementations of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural view of an embodiment of a cleaning device provided by the present invention (when the locking member is in a locked state);

Fig. 2 is a schematic structural view of the cleaning device described in Fig. 1 (when the locking member is in an unlocked state);

Fig. 3 is a schematic diagram of an exploded structure of the cleaning device described in Fig. 1;

Fig. 4 is a schematic diagram of a partial cross-sectional structure of the cleaning device (at the locking structure) described in Fig. 1;

Fig. 5 is another partial cross-sectional structural schematic diagram of the cleaning device (at the locking structure) described in Fig. 1;

FIG. 6 is a schematic diagram of an exploded structure of the locking structure in FIG. 1 .

Explanation of reference signs:

1000-cleaning equipment; 100-liquid storage container; 1-box body; 11-box opening; 112-accommodating tank; 12-box cover; 2-locking structure; 21-locking piece; 211-locking block; 212 -Limiting groove; 213-Crimping boss; 22-Unlocking piece; 221-Unlocking plate; 222-Support arm; 223-Abutting boss; -Limiting protrusion; 24-Elastic telescopic part.

detailed description

The technical solutions of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the utility model, but not all of them. Hereinafter, the utility model will be described in detail with reference to the accompanying drawings and embodiments. It should be noted that, in the case of no conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

It should be noted that the terms "first" and "second" in the specification and claims of the present utility model and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific order or sequence .

In the present utility model, in the case of no contrary description, the used orientation words such as "upper, lower, top, bottom" are usually for the direction shown in the drawings, or for the vertical position of the component itself. , vertically or in the direction of gravity; similarly, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the outline of each component itself, but the above-mentioned orientation words are not used to limit the utility model.

This embodiment provides a cleaning device 1000, please refer to Figures 1 to 3, the cleaning device 1000 includes a cleaning body (not shown in the drawings), a liquid storage container 100 and a locking structure 2, wherein The container 100 is detachably arranged on the cleaning body. The liquid storage container 100 includes a box body 1 with a tank opening and a box cover 12 covering the box opening. The cleaning liquid can be stored through the box body 1 or stored after cleaning. The sewage, through the detachable connection of the tank cover 12 and the tank body 1, realizes the opening and closing of the tank mouth. An accommodating groove 112 is provided on an outer peripheral side of the box body 1. The accommodating groove 112 is recessed toward the inside of the box body 1 and is isolated from the inner cavity of the box body 1. One side of the accommodating groove 112 is open, and the open side It is located at the same end of the box body 1 as the box opening 11, and the opening is spaced apart from the box cover 12, so that the box cover 12 will not affect the operation of the locking structure 2 when opening and closing the box opening 11.

Since the opening and closing of the box cover 12 is relatively frequent, the locking structure 2 is arranged in the receiving groove 112 of the box body, and is spaced from the box cover 12, so that the box cover 12 is an independent structure relative to the locking structure 2, It can avoid the frequent opening of the case cover 12 from affecting the locking stability of the locking structure 2; moreover, the locking structure 2 is arranged in the receiving groove 112 of the case body 1, and the case cover 12 is separated from the case opening of the case body 1 Finally, the locking structure 2 can be limited in the receiving groove 112, so that the locking structure 2 and the cleaning body can maintain reliable locking and have a longer service life.

A matching part is provided on the cleaning body, and the opening of the receiving groove 112 is opposite to the cleaning part; the locking structure 2 is arranged in the receiving groove 112, and the locking structure 2 includes a movable locking piece 21, the locking piece 21 can protrude from the opening to lock and fit with the matching part on the cleaning body, thereby locking the liquid storage container 100 on the cleaning body; and the locking part 21 can be separated from the matching part when subjected to external force, Thus, the liquid storage container 100 can be detached from the cleaning body.

The utility model arranges the locking structure 2 in the receiving groove 112, so that the locking structure 2 is not protruding from the outside of the box body 1, and the structure is more compact, so that the overall structure of the cleaning device 1000 is smoother, and the locking structure 2 is designed On the box body 1, by locking the box body 1 and the cleaning body, compared with the traditional way of locking the cleaning device 1000 through the box cover 12, it is obvious that the fixing of the liquid storage container 100 of the present invention is more reliable, and the structure It is simpler and does not affect the pick-and-place of the case cover 12.

Wherein, the locking structure 2 also includes an unlocking member 22 connected to the locking member 21, and the unlocking member 22 is driven to move manually or by a driving mechanism, thereby driving the locking member 21 to move. Specifically, the unlocking member 22 is subjected to external force. When moving, the locking member 21 can be driven to move, so that the locking member 21 can be separated from the matching portion and locked; and when the locking member 21 is locked with the matching portion, as shown in Figure 1, the unlocking member 22 is accommodated in the receiving groove 112, and the setting of the unlocking part 22 is relatively concealed. Preferably, the unlocking member 22 is adjusted manually to realize the manual unlocking of the liquid storage container 100 . Moreover, when the liquid storage container 100 is installed on the cleaning body, the unlocking member 22 is inside the receiving groove 112 and does not protrude outside the box body 1 , so the structure is more compact.

Preferably, the locking piece 21 has a linear reciprocating stroke along the up and down direction of the box body 1, and the locking piece 21 can protrude from the top of the box body 1 to lock and cooperate with the matching part on the cleaning body; the unlocking piece 22 It is arranged in the receiving groove 112 in a rotating manner. When the unlocking part 22 is rotated by external force, that is, when the user manually rotates the unlocking part 22, the unlocking part 22 can drive the locking part 21 to move along the up and down direction of the box body 1, so that the box body 1 can be locked and unlocked with the cleaning body.

Of course, the movement forms of the unlocking member 22 and the locking member 21 are not limited to the above one. In other embodiments, the unlocking member 22 can also reciprocate in a straight line to drive the unlocking member 22 to move. The moving direction of the unlocking member 22 is consistent with the moving direction of the locking member 21, and the operation is relatively simple; or, the unlocking member 22 is a swinging , by pushing and pulling the unlocking member 22, the unlocking member 22 is driven to swing, so as to realize locking and unlocking. There are many configuration forms, which will not be described in detail here. Preferably, by converting the rotation of the unlocking member 22 into the linear reciprocating movement of the locking member 21, the unlocking can save effort and be easier to operate.

Further, the unlocking member 22 has a connecting end and a free end that are oppositely arranged, and also has a pressing portion that protrudes from the connecting end. The connecting end is used to rotate and connect with the box body 1, and the free end can be used for manual operation by the user. , so as to drive the unlocking member 22 to rotate relative to the box body 1 . Specifically, when the free end of the unlocking part 22 is subjected to an external force, it can rotate toward the direction of unscrewing the receiving groove 112, and drive the connecting end to rotate, so that the pressing part can be crimped on the locking part 21, so as to drive the locking part 21 Move down along the box body 1, so that the locking member 21 is separated from the matching part on the cleaning body to unlock the liquid storage container 100, the liquid storage container 100 can be disassembled, and after the liquid storage container 100 is unlocked, the user can Holding the unlocking part 22 to drag the liquid storage container 100 out of the cleaning body, the operation is more convenient.

Moreover, the locking structure 2 also includes a mounting frame 23 through which the locking member 21 and the unlocking member 22 are installed in the receiving groove 112 , making the installation more convenient. Specifically, as shown in FIG. 3 and FIG. 6 , the mounting bracket 23 is arranged in the receiving groove 112. When the locking member 21 is located at the top of the box body 1, the above-mentioned opening is located at the top of the box body 1, and the mounting bracket 23 can be Installed in the receiving groove 112 from the opening, and at the same time, the mounting frame 23 can close the opening to better protect the locking member 21; the locking member 21 is installed on the mounting frame 23, specifically, on the mounting frame 23 A chute is formed inside, the top of the chute is provided with a via hole 231, the via hole 231 can be exposed from the top of the box, the locking piece 21 is slid in the chute, and at least part of the locking piece 21 can pass through The hole 231 protrudes to engage with the matching part on the cleaning body. When the locking part 21 slides along the chute, the end of the locking part 21 can protrude from the through hole 231 to engage with the matching part. Then, the liquid storage container 100 is fixed on the cleaning body; the locking member 21 can also shrink into the through hole 231, so as to be separated from the matching part, so as to unlock the liquid storage container 100. Moreover, the connecting end of the unlocking member 22 is rotatably connected to the installation frame 23, which makes the installation more convenient. The unlocking part 22 , the locking part 21 and the mounting frame 23 can be assembled as a whole and then installed in the receiving groove 112 , which makes the assembly more convenient.

Further, as shown in FIG. 4 and FIG. 6 , the locking structure 2 also includes an elastic telescopic member 24, which connects the locking member 21 and the mounting frame 23, and when the unlocking member 22 rotates under the action of an external force, the lock is driven to When the connecting part 21 is separated from the mating part, the elastic stretching part 24 is in a shrinking state; when the external force received by the unlocking part 22 is canceled, the locking part 21 can be reset under the elastic restoring force of the elastic stretching part 24 to reconnect with the The matching parts are locked together, so that the locking of the liquid storage container 100 does not require the user to manually operate the unlocking member 22 , thereby saving labor. Wherein, the elastic expansion member 24 can be set as an expansion spring, which is convenient for installation.

Preferably, as shown in FIG. 5 and FIG. 6 , the locking member 21 includes a locking block 211 and a crimping boss 213 protruding from one side of the locking block 211 , and the locking block 211 is arranged on the above-mentioned chute. and can move up and down along the chute, the upper end of the locking block 211 can be locked with the matching part, and at least part of the crimping boss 213 can protrude from the chute, so as to abut against the pressing part. When the user rotates the unlocking part 22 manually, the connecting end is rotated, thereby driving the pressing part to press the crimping boss 213 downward, so that the crimping boss 213 can move downward along the box body 1, thereby driving the locking block 211 to move along the The box body 1 moves downward, and the locking block 211 is separated from the matching part, thereby unlocking the liquid storage container 100 . The matching part can be set as a locking groove, and the locking block 211 is inserted into the locking groove, thereby locking the liquid storage container 100 on the cleaning body, and the locking block 211 is driven along the box by the rotation of the unlocking member 22. The body 1 moves downward, so that the locking block 211 disengages from the locking groove, thereby unlocking the liquid storage container 100 .

Further preferably, there are two crimping bosses 213, and the two crimping bosses 213 are respectively located on opposite sides of the locking block 211, so as to be symmetrically distributed on both sides of the locking block 211. Correspondingly, the pressing portion Two crimping bosses 213 are provided in one-to-one correspondence, so that when the locking block 211 is subjected to the unlocking force of the unlocking member 22, the two crimping bosses 213 are more evenly stressed, so that the locking block 211 It is more stable when moving and not easy to shake.

Moreover, one of the locking block 211 and the chute is provided with a limiting groove 212, and the other is provided with a limiting protrusion 232 matched with the limiting groove 212; When locking, that is, when the locking block 211 is engaged in the engaging groove, the top of the limiting protrusion 232 abuts against the inner top wall of the limiting groove 212, preventing the locking block 211 from protruding from the box body 1 Too much, so that the movement stroke of the locking block 211 is too large, so that the volume of the chute is large; On the inner bottom wall, the locking block 211 is prevented from shrinking too much to the through hole 231 so as to disengage from the through hole 231 and affect the reset of the locking block 211 . The moving stroke of the locking block 211 is limited by the limiting protrusion 232 and the limiting groove 212 , so that the moving of the locking block 211 is smoother, and the structure with the mounting frame 23 is more compact.

As for the unlocking part 22, the unlocking part 22 is mainly used to be operated by the user's hand, so it should be easy to hold by human hands. Preferably, the unlocking member 22 includes an unlocking plate 221 and a support arm 222 protruding from one side of the unlocking plate 221. The notches are flush with each other, so that the unlocking plate 221 is not protruding from the box body 1, and the structure is more compact; and the length of the unlocking plate 221 should be at least four fingers wide of the human hand, so that one hand can reach into the Pull the unlocking plate 221 in the receiving groove 112 to rotate, and the operation is more labor-saving; the pressing part includes an abutment boss 223 protruding from one side of the support arm 222, and a rotating shaft 224 is also provided on the other side of the support arm 222. The mounting frame 23 is provided with a rotating hole, and the rotating shaft 224 is passed through the rotating hole, so that the unlocking plate 221 can rotate relative to the mounting frame 23, and the rotating shaft 224 and the abutting boss 223 are respectively located on the supporting arm 222 to be opposite. Therefore, when the rotating shaft 224 rotates, the abutting boss 223 can rotate around the rotating shaft 224, thereby crimping the crimping boss 213 to drive the locking block 211 to move, which is convenient for unlocking. Preferably, there are two support arms 222, and the two support arms 222 are set corresponding to the two crimping bosses 213, so that each abutting boss 223 can better crimp the crimping boss 213, and the two A rotation shaft 224 makes the rotation of the unlocking plate 221 more stable.

Wherein, as shown in Figure 6, in order to facilitate the installation of the unlocking part 22 and the locking part 21, the mounting frame 23 includes an upper mounting frame and a lower mounting frame that are detachably connected, and the chute is formed on the upper mounting frame. The two ends of the telescopic member 24 abut against the locking block 211 and the lower mounting frame, the upper mounting frame and the lower mounting frame are provided with relative mounting ribs, and the two mounting ribs are provided with grooves opposite to the notch, and the two When the mounting ribs are butted, the two grooves form the above-mentioned turning holes.

Moreover, two guide arms are also provided on the side where the support arm 222 is provided on the unlocking plate 221, and the two guide arms are respectively located at the outer sides of the two support arms 222. Two guide grooves and two guide arms are provided in a one-to-one correspondence. When the unlocking plate 221 is in the unlocked position, the two guide arms can slide into the two guide grooves, and the two guide arms are limited by the two guide grooves. Therefore, the rotation angle of the unlocking plate 221 is limited, so that the handle feels better when unlocking.

As for the box body 1, the box body 1 is arranged roughly in the shape of a long cylinder to fit with the cleaning body and have a more compact structure. When the liquid storage container 100 is installed on the cleaning body, the tank mouth 11 of the box body 1 is arranged upward, and the above-mentioned opening is located on the same side as the tank mouth 11 and is also arranged upward. The case cover 12 is detachably connected with the case body 1, and when the case cover 12 is set on the case body 1, the case cover 12 is accommodated in the case opening 11, and the top of the case cover 12 is flush with the case opening 11, so that The structure of the entire liquid storage container 100 is more compact.

It can be understood that when the liquid storage container 100 is used to store sewage for cleaning, the cleaning body is also provided with a negative pressure generator, such as a fan or a vacuum pump, which communicates with the tank 1 through the negative pressure generator, so that the sewage It can enter the tank body 1 from the liquid inlet on the tank body 1; an air outlet is provided on the tank cover 12, so that the gas sucked in can be discharged.

Preferably, a filter assembly is also provided at the air outlet, wherein the filter assembly can be Hypa or filter paper, etc., for filtering the exhausted gas, preventing impurities or liquid from entering the vacuum generator, and effectively protecting the vacuum generator . Because the filter assembly often needs to be disassembled and replaced, the box cover 12 needs to be disassembled frequently, and the utility model sets the locking structure 2 on one side of the box cover 12, and is installed on the box body 1, and the installation and disassembly of the box cover 12 It will not affect the locking structure 2, so that the locking structure 2 will not be loosened by the influence of the box cover 12. Therefore, the locking structure 2 is more reliable and has a longer service life.

Apparently, the above-described embodiments are only some embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the utility model, those skilled in the art can make other changes or changes in different forms without creative work, which should fall within the protection scope of the utility model.

Claims (10)

1. A cleaning device, characterized in that, comprising: Clean the body, with matching parts; The liquid storage container is detachably arranged on the cleaning body, the liquid storage container includes a box body with a box opening, and a box cover that is arranged at the box opening and is detachably connected with the box body, An outer peripheral side of the box body is provided with a receiving groove, the receiving groove is recessed toward the inside of the box body, the receiving groove is isolated from the inner cavity of the box body, and one side is open, the The open side of the accommodating groove is located at the same end of the box body as the box opening, and is spaced apart from the box cover; and, The locking structure is arranged in the receiving groove, the locking structure includes a movable locking piece, and the locking piece can protrude from the opening of the receiving groove to lock with the matching part Cooperate to lock the liquid storage container on the cleaning body; the locking part can be separated from the matching part, so that the liquid storage container can be detached from the cleaning body; Wherein, after the box cover is separated from the box body, the locking structure is restricted in the receiving groove. 2. The cleaning device according to claim 1, wherein the locking structure further comprises an unlocking member connected to the locking member, the unlocking member is moved by an external force to drive the locking member Move so that the locking part can be separated from the matching part and locked together; when the locking part is locked with the matching part, the unlocking part is accommodated in the accommodating groove. 3. The cleaning device according to claim 2, wherein the locking member has a linear reciprocating stroke along the up and down direction of the box; The unlocking part is rotatably arranged in the accommodating groove, and the unlocking part is rotated by an external force, which can drive the locking part to move along the up and down direction of the box, so that the box can be connected with the cleaning body Lock and unlock. 4. The cleaning device according to claim 3, wherein the unlocking member has a connecting end and a free end disposed opposite to each other, and a pressing portion protruding from the connecting end, the connecting end and the Rotary connection of the box; The free end of the unlocking part can be rotated in the direction of screwing out of the receiving groove by external force, and drives the connecting end to rotate, so that the pressing part can press the locking part to drive the locking part. The member moves downward along the box to be separated from the matching portion. 5. The cleaning device according to claim 4, wherein the locking structure further comprises a mounting bracket, the mounting bracket is installed in the receiving tank and is arranged at an opening that closes the receiving tank; A chute is formed in the mounting bracket, and a through hole is provided on one side of the chute, and the locking member is slidably arranged in the chute, and at least partly protrudes from the through hole to cooperate with the The parts are engaged with each other, and the connecting end of the unlocking part is rotatably connected with the installation frame. 6. The cleaning device according to claim 5, characterized in that, the locking structure further comprises an elastic expansion part, and the elastic expansion part connects the locking part and the installation frame; when the unlocking part is When the locking part is rotated under the action of an external force and the locking part is separated from the matching part, the elastic stretching part is in a contracted state; when the external force received by the unlocking part is canceled, the locking part Reset under the action of the elastic restoring force of the part, and can be locked with the matching part. 7. The cleaning device according to claim 5, wherein the locking member comprises a locking block and a crimping boss protruding from one side of the locking block, and the locking block is provided In the chute and movable up and down along the chute, at least part of the crimping boss can protrude from the chute to abut against the pressing part. 8. The cleaning device according to claim 7, wherein there are two crimping bosses, and the two crimping bosses are respectively located on opposite sides of the locking block; There are two pressing parts in one-to-one correspondence with the two crimping bosses; and/or, One of the locking block and the chute is provided with a limiting groove, and the other is provided with a limiting protrusion matching the limiting groove; When the locking piece is locked with the matching portion, the limiting protrusion abuts against the inner top wall of the limiting groove, and when the locking piece is separated from the matching portion , the limiting protrusion can abut against the inner bottom wall of the limiting groove. 9. The cleaning device according to claim 5, wherein the unlocking member comprises an unlocking plate and a support arm protruding from one side of the unlocking plate, and the locking member and the matching portion When locked together, the outer surface of the unlocking plate is flush with the notch of the receiving groove; The mounting frame is provided with a rotation hole, the pressing part includes an abutting boss protruding from one side of the support arm, and the other side of the support arm is provided with a rotation shaft, and the rotation shaft rotates through the It is arranged in the rotating hole, and the rotating shaft and the abutting boss are respectively located on opposite sides of the supporting arm. 10. The cleaning device according to any one of claims 1 to 9, wherein the box body has an upwardly disposed box opening, and when the box cover is arranged at the box opening, the The box cover is accommodated in the box opening, and the top of the box cover is flush with the box opening.

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