CN220529937U - Extrusion module, mop bucket and mop - Google Patents

Abstract

The utility model discloses an extrusion module, a mop bucket and a mop, wherein the extrusion module comprises: the bracket is provided with a through hole, and one side of the through hole is provided with a scraping and washing assembly; the scraping and washing assembly comprises a one-way bearing and a roller, wherein a plurality of scraping and washing sheets are arranged on the outer circumferential surface of the roller, one side of each scraping and washing sheet is fixedly arranged on the outer circumferential surface of the roller, and the other side of each scraping and washing sheet is obliquely arranged along the rotating direction of the roller to form a scraping and washing end; when the mop plate is inserted into the through hole, the scraping end of the scraping and washing piece swings in a direction away from the roller under the drive of the wiper until reaching the maximum deformation position and cleaning the wiper; when the mop plate is pulled out of the wearing mouth, the scraping end of the scraping sheet swings to a direction close to the roller under the extrusion of the wiping object until the maximum deformation position is reached so as to avoid the wiping object. According to the extrusion module provided by the embodiment of the utility model, effective scraping extrusion can be realized when the mop plate is inserted into the wearing mouth, and the mop plate can be moved more labor-saving when the mop plate is pulled out from the wearing mouth.

Description

Extrusion module, mop bucket and mop

Technical Field

The utility model relates to the technical field of articles for daily use, in particular to a squeezing module, a mop bucket and a mop.

Background

The mop barrel is provided with a rubbing port for squeezing the wiping objects, one side of the rubbing port is provided with a scraping plate, and the scraping and/or squeezing of the scraping plate on the wiping objects can achieve the purpose of cleaning or squeezing the wiping objects.

However, the scraper blade is fixed in the mouth of stroking out with fingers in general, and is comparatively laborious when the mop board reciprocates, to staving wringing chamber, when the mop board moves up, takes the staving that installs the scraper blade off ground easily, influences the pull-out of mop board, and user's use experience is poor, has the room of improvement.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. To this end, an object of the present utility model is to propose an extrusion die set which can have a saving effect.

The utility model also provides a mop bucket.

The utility model also provides a mop.

An extrusion die set according to an embodiment of the first aspect of the utility model includes: the mop device comprises a bracket, a cleaning device and a cleaning device, wherein the bracket is provided with a wearing opening into which a mop plate is inserted, and one side of the wearing opening is provided with a scraping and washing assembly for cleaning a wiper of the mop plate; the scraping assembly comprises a one-way bearing and a roller, wherein the one-way bearing is configured to control the roller to rotate when the mop plate is pulled out of the through hole, and inhibit rotation when the mop plate is inserted into the through hole; the outer peripheral surface of the roller is provided with a plurality of scraping and washing sheets, one side of each scraping and washing sheet is fixedly arranged on the outer peripheral surface of the roller, and the other side of each scraping and washing sheet is obliquely extended along the rotating direction of the roller to form a scraping and washing end; when the mop plate is inserted into the wearing mouth, the scraping end of the scraping and washing piece swings in a direction away from the roller under the drive of the wiper until reaching the maximum deformation position and cleaning the wiper; and when the mop plate is pulled out of the through hole, the scraping end of the scraping sheet swings to a direction close to the roller under the extrusion of the wiper until the maximum deformation position is reached so as to avoid the wiper.

According to the extrusion module provided by the embodiment of the utility model, the scraping and washing assembly with the unidirectional bearing and the swingable scraping and washing piece are arranged, so that when the mop plate is inserted into the through hole, the roller cannot rotate and the scraping and washing piece swings, the formed extrusion hole is smaller, the effective scraping and extrusion can be realized on the wiping object, and the cleaning effect is ensured; when the mop plate is pulled out from the wearing mouth, the roller rotates along with the mop plate and the scraping and washing piece swings to enable the formed extrusion mouth to be larger, so that the movement of the mop plate is more labor-saving, the problems that the mop plate is difficult to pull out from the wearing mouth and the like can be avoided, and the use experience of a user is improved.

According to the extrusion module provided by the embodiment of the utility model, the scraping and developing piece forms an arc shape protruding towards one side close to the center of the through hole.

In some examples, the doctor blade is of a resilient construction, and a deformation space is formed between the doctor blade and the roller.

According to the extrusion module, the scraping and washing assembly comprises a plurality of scraping and washing sheets which are arranged at intervals along the circumferential direction of the roller.

According to the extrusion module provided by the embodiment of the utility model, the extrusion module comprises the mounting frame, and the scraping and washing assembly is connected with the bracket through the mounting frame, so that the scraping and washing assembly is arranged on one side of the through hole.

In some examples, the scraping assembly is mounted on the mounting frame through a rotating shaft, and the unidirectional bearing is arranged on the rotating shaft.

In some examples, the rotating shaft is disposed at the end of the roller and protrudes out of the roller in the extending direction, the mounting frame is provided with a slot, the inner ring of the one-way bearing is in interference fit with the rotating shaft, and when the roller is mounted on the mounting frame, the one-way bearing extends into the slot and the outer ring of the one-way bearing is in interference fit with the inner wall surface of the slot.

In some examples, the outer side of the rotating shaft is further provided with an annular mounting groove, and a part of the one-way bearing is arranged in the annular mounting groove.

In some examples, the mounting bracket is removably coupled to the bracket.

A mop bucket according to an embodiment of the second aspect of the present utility model includes a bucket body having a treatment chamber with an open top, and an extrusion module according to an embodiment of the first aspect of the present utility model; the extrusion module is arranged at the top of the processing cavity, and the through hole is communicated with the processing cavity. According to the mop bucket provided by the embodiment of the utility model, by adopting the extrusion module, when the mop plate is inserted into the wearing mouth, the wiping objects can be effectively scraped and extruded, when the mop plate is pulled out from the wearing mouth, the movement of the mop plate is more labor-saving, the situation that a user needs to strongly pull the mop plate to pull out the mop plate is avoided, the situation that the bucket body is taken away from the ground during the squeezing is avoided, and the use experience of the user is improved.

The mop according to the embodiment of the third aspect of the utility model is characterized by comprising the mop plate, the mop rod and the squeezing frame which is in sliding connection with the mop rod, wherein the mop plate is hinged to one end of the mop rod, the squeezing module according to the embodiment of the first aspect of the utility model is arranged on one side of the squeezing frame, which is close to the mop plate, and when the squeezing module is adopted, the mop plate can be effectively scraped and squeezed when being inserted into a wearing mouth, and when the mop plate is pulled out from the wearing mouth, the movement of the mop plate is more labor-saving, and the use experience of a user is improved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of an extrusion die set according to an embodiment of the utility model;

FIG. 2 is a schematic view of a wiper assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an assembled configuration of a scraping assembly and mounting bracket according to an embodiment of the utility model;

FIG. 4 is an exploded view of the structure shown in FIG. 3;

fig. 5 is a schematic structural view of a mop bucket according to an embodiment of the present utility model.

Reference numerals:

the pressing module 100, the mop bucket 200,

the support 10, the through hole 101,

a scraping and washing assembly 20, a one-way bearing 21, a roller 22, a scraping and washing piece 23, a deformation space 24, a rotating shaft 25, an annular mounting groove 26,

mounting bracket 30, slot 301, stave 40.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

An extrusion die set 100 according to an embodiment of the present utility model is described below with reference to fig. 1-4.

As shown in fig. 1 to 4, the extrusion die set 100 according to one embodiment of the present utility model includes: the mop scraping and washing device comprises a support 10 and a scraping and washing assembly 20, wherein the support 10 is provided with a through hole 101, a mop plate of a mop is inserted into the through hole 101, the scraping and washing assembly 20 is arranged on one side of the through hole 101, the scraping and washing assembly 20 is used for cleaning a wiper of the mop plate, the scraping and washing assembly 20 comprises a one-way bearing 21 and a roller 22, a plurality of scraping and washing sheets 23 are arranged on the outer peripheral surface of the roller 22, one side of each scraping and washing sheet 23 is fixedly arranged on the outer peripheral surface of the roller 22, namely a fixed end, and a scraping and washing end is formed on the other side of each scraping and washing sheet 23.

The unidirectional bearing 21 is used for controlling unidirectional rotation of the roller 22, specifically, the roller 22 can rotate under the action of the unidirectional bearing 21 when the mop plate is pulled out of the through hole 101, thereby realizing the labor-saving effect when the mop plate is pulled out of the through hole 101; the roller 22 cannot rotate under the action of the one-way bearing 21 when the mop plate is inserted into the through hole 101, so that the wiping end of the wiping sheet 23 effectively squeezes and wipes the wiper on the mop plate.

The other side of the doctor blade 23 extends obliquely in the direction of rotation of the roller 22 to form a doctor blade end, i.e. the direction of extension of the doctor blade 23 is oblique to the radial direction of the roller 22, the doctor blade end being offset in the direction of rotation of the roller 22 with respect to the fixed end of the doctor blade 23.

When the mop plate is inserted into the through hole 101, the roller is locked and can not rotate, at the moment, under the drive of the wiping object, the scraping end of the scraping and washing piece 23 swings towards the direction away from the roller 22 until the scraping and washing piece swings to the maximum deformation position, wherein the maximum deformation position is the maximum deformation position of the scraping and washing piece 23 swinging along the direction away from the roller 22, and the scraping and washing piece 23 can clean the wiping object.

When the mop plate is pulled out of the through hole 101, the roller 22 can rotate under the action of the one-way bearing 21, at this moment, under the extrusion of the wiping object, the scraping end of the scraping and washing piece 23 swings towards the direction close to the roller 22 until swinging to the maximum deformation position, the maximum deformation position is different from the maximum deformation position, the maximum deformation position of the scraping and washing piece 23 swings along the direction close to the roller 22 can avoid the wiping object, the synchronous movement of the scraping and washing component 20 is driven to influence the separation of the mop plate and the through hole 101 when the mop plate is pulled out, the pulling out of the mop plate is more labor-saving, and the use experience of a user is improved.

According to the extrusion module 100 provided by the embodiment of the utility model, the scraping and washing assembly 20 with the one-way bearing 21 is arranged, so that when the mop plate is inserted into the through hole 101, the roller 22 cannot rotate and the scraping and washing piece 23 swings to enable an extrusion hole formed on the opposite side of the roller 22 and the through hole 101 to be smaller, the wiping object can be effectively scraped and extruded, and the cleaning effect is ensured; when the mop plate is pulled out of the through hole 101, the roller 22 rotates along with the mop plate, the scraping and washing piece 23 swings to enable the extrusion opening formed on the opposite side of the roller 22 and the through hole 101 to be larger, the movement of the mop plate is more labor-saving, the problems that the mop plate is difficult to pull out of the through hole 101 and the like can be avoided, and the use experience of a user is improved.

Here, the operation of inserting the mop plate into the through hole 101 and pulling out the mop plate from the through hole 101 is two opposite directions, for example, the holder 10 has upper and lower sides arranged opposite to each other, the mop plate is inserted into the through hole 101 from the top to the bottom, and the mop plate is inserted into the through hole 101 from the bottom to the top.

According to some embodiments of the present utility model, the scraping and washing piece 23 forms an arc shape protruding toward one side near the center of the through hole 101, as shown in fig. 1 and 2, the scraping and washing assembly 20 is located at the rear side of the through hole 101, the scraping and washing piece 23 near the through hole 101 forms an arc shape protruding forward, a wringing opening is formed between the scraping and washing end and the other side of the through hole 101, when the mop plate is inserted into the through hole 101, the roller 22 cannot rotate, the scraping and washing end of the scraping and washing piece 23 swings toward the protruding direction along with the insertion of the mop plate, namely swings toward one side near the center of the through hole 101, and in this process, the wringing opening can be reduced, thereby further improving the squeezing and dewatering effect; when the mop plate is pulled out of the through hole 101, the roller 22 rotates, and meanwhile the scraping end of the scraping piece 23 swings along with the pulling-out of the mop plate to the side far away from the center of the through hole 101, so that the water squeezing and straightening opening is increased in the process, the mop plate is pulled out more labor-saving, and the convenience of pulling-out operation is improved.

In addition, the scraping and washing piece 23 can be formed with a convex cambered surface and a concave cambered surface, wherein the convex cambered surface is the surface of the scraping and washing piece 23, which is far away from the center side of the roller 22, the concave cambered surface is the surface of the scraping and washing piece 23, which is close to the center side of the roller 22, and the contact between the wiping object and the convex cambered surface of the scraping and washing piece 23 is beneficial to driving the scraping and washing piece 23 and the roller 22 to rotate, so that the convenience of the mop plate during pulling out is further improved.

In some specific examples, the scraping and washing piece 23 is of an elastic structure, a deformation space 24 is formed between the scraping and washing piece 23 and the roller 22, when the mop plate is inserted into the through hole 101, the scraping and washing piece 23 is driven by a wiper to deform in a direction away from the center of the roller 22, the corresponding deformation space is increased, a wringing and smoothing opening defined by the scraping and washing end of the scraping and washing piece 23 is reduced along with continuous downward movement of the wiper, and extrusion and dehydration efficiency is further improved.

When the mop plate is pulled out of the through hole 101, the scraping and washing piece 23 which can be contacted with the wiping object deforms in the direction close to the center of the roller wheel 22 under the extrusion of the wiping object, the corresponding deformation space is reduced, and the size of the water squeezing and smoothing opening can be increased, so that the movement of the mop plate is more labor-saving.

As shown in fig. 2, in some examples, the scraping and washing assembly 20 includes a plurality of scraping and washing pieces 23, the plurality of scraping and washing pieces 23 are arranged at intervals along the circumferential direction of the roller 22, when the mop plate is pulled out from the through hole 101, the wiper drives the roller 22 to rotate, and the wiper can sequentially contact with the plurality of scraping and washing pieces 23 to drive the corresponding scraping and washing pieces 23 to swing, so that the roller 22 can rotate along with the wiper, and convenience in pulling out the mop plate is improved; by arranging a plurality of scraping and washing sheets 23, when the mop plate is inserted into the through hole 101, the wiping object can be contacted with at least one scraping and washing sheet 23, so that the wiping object can be cleaned effectively, and the cleaning effect is improved.

As shown in fig. 1 and 3, according to some embodiments of the present utility model, the extrusion module 100 includes a mounting frame 30, the wiper assembly 20 is connected to the bracket 10 through the mounting frame 30, such that the wiper assembly 20 is disposed at one side of the through hole 101, and the mounting of the wiper assembly 20 at the through hole 101 is facilitated by providing the mounting frame 30, thereby improving the stability of the rotation of the wiper assembly 20 and improving the reliability of the extrusion module 100.

In some examples, the wiper assembly 20 is mounted on the mounting frame 30 through a rotation shaft 25, wherein the rotation shaft 25 may be formed on the wiper assembly 20 or on the mounting frame 30, the rotation shaft 25 is provided with a one-way bearing 21, and the one-way bearing 21 restricts the rotation direction of the roller 22 by restricting the one-way rotation of the rotation shaft 25 by disposing the one-way bearing 21 on the rotation shaft 25.

As shown in fig. 3 and 4, in some examples, the roller 22 extends in a left-right direction, the rotating shaft 25 is disposed at left and right ends of the roller 22, the rotating shaft 25 may protrude from ends of the roller 22, the mounting frame 30 has a slot 301, the slot 301 corresponds to the left and right ends of the roller 22, when the one-way bearing 21 is sleeved on the rotating shaft 25, an inner ring of the one-way bearing 21 is in interference fit with the rotating shaft 25, and when the roller 22 is mounted to the mounting frame 30, the one-way bearing 21 may extend into the slot 301, an outer ring of the one-way bearing 21 is in interference fit with an inner wall surface of the slot 301, thereby realizing the engagement of the one-way bearing 21 with the mounting frame 30, and an inner ring of the one-way bearing 21 may rotate unidirectionally with respect to the outer ring, so that the rotating shaft 25 drives the roller 22 to unidirectionally rotate with respect to the mounting frame 30.

As shown in fig. 4, in some specific examples, the outer side of the rotating shaft 25 is further provided with an annular mounting groove 26, wherein the annular mounting groove 26 is formed by inwards recessing a part of the end surface of the roller 22, a part of the one-way bearing 21 is arranged in the annular mounting groove 26, by arranging the annular mounting groove 26, on one hand, the one-way bearing 21 is convenient to be matched with the rotating shaft 25, on the other hand, two sides of the one-way bearing 21 in the axial direction can be arranged in the annular mounting groove 26 and the slot 301, by reducing the distance between the end part of the roller 22 and the mounting frame 30, the exposed part of the one-way bearing 21 can be reduced, the protection of the one-way bearing 21 is realized, the damage of the one-way bearing 21 is avoided, and the like, and meanwhile, the aesthetic property of the structure is improved.

In some examples, the mounting frame 30 is detachably connected to the bracket 10, for example, both sides (left and right sides as shown in fig. 3) of the mounting frame 30 have mounting holes, threads are provided in the mounting holes, and the bracket 10 has threaded holes, so that the mounting frame 30 can be connected to the bracket 10 by fasteners such as screws or bolts, and the connection effect is good, and the maintenance or replacement of parts can be facilitated by a detachable design.

It can be understood that the mounting frame 30 can be provided with a buckle, the bracket 10 can be provided with a clamping groove, the mounting frame 30 can be connected with the bracket 10 by clamping the clamping groove with the buckle, the operation is convenient and quick, the clamping groove can be arranged on the mounting frame 30, and the bracket 10 can be provided with the buckle.

As shown in fig. 5, a mop bucket 200 according to an embodiment of the present utility model includes a bucket body 40 and an extrusion module 100, wherein the bucket body 40 has a processing cavity with an open top, the extrusion module 100 is disposed at the top of the processing cavity, and a through hole 101 is communicated with the processing cavity, a mop plate can be movably inserted into the through hole 101 from above the bucket body 40 downwards, at this time, a roller 22 cannot rotate, a scraping end of a scraping sheet 23 swings in a direction away from the roller 22, and the scraping sheet 23 can clean a wiper; the mop plate can also be pulled out from the through hole 101 by moving upwards from the processing cavity, at the moment, the roller 22 rotates along with the mop plate, and the scraping end of the scraping piece 23 swings towards the direction close to the roller 22, so that the avoidance of the wiping object is realized.

According to the mop bucket 200 provided by the embodiment of the utility model, when the extrusion module 100 is adopted and the mop plate is inserted into the through hole 101, the cleaning of the wiping objects on the mop plate is realized through the downward movement of the mop plate, the wiping objects can be effectively scraped and extruded, when the mop plate is pulled out from the through hole 101, the rotation of the roller 22 and the avoidance of the scraping and washing piece 23 enable the movement of the mop plate to be more labor-saving, the situation that a user needs to pull the mop plate out is avoided, the situation that the bucket body 40 is taken away from the ground during the squeezing is avoided, and the use experience of the user is improved.

In some examples, the processing cavity comprises a cleaning cavity and a squeezing cavity, the squeezing module 100 is provided with two through holes 101, the two through holes 101 correspond to the cleaning cavity and the squeezing cavity respectively, therefore, the mop plate 51 can clean the mop plate 51 when moving in the cleaning cavity, the mop plate 51 can squeeze and dewater the mop plate 51 when moving in the squeezing cavity, and the scraping and washing piece 23 can squeeze and dry the mop plate without taking the barrel body 40 off the ground, so that the operation is more convenient.

According to the mop according to other embodiments of the present utility model, the mop comprises a mop plate, a mop rod and a wringing frame, the wringing frame is slidably connected with the mop rod, the mop plate is hinged at one end of the mop rod, one side of the wringing frame, which is close to the mop plate, is provided with a squeezing module 100, the squeezing module 100 can be the squeezing module 100 described in any one of the embodiments, the mop plate can rotate relative to the mop rod between a use state and a cleaning state, when the wringing frame moves along the mop rod towards the direction close to the mop plate, the mop plate can be inserted into the through hole 101, at this time, the roller 22 cannot rotate, the scraping end of the scraping and washing piece 23 swings towards the direction away from the roller 22, and the scraping and washing piece 23 can clean the wiping object, thereby cleaning the mop plate in the cleaning state; when the wringing frame moves along the mop rod in a direction away from the mop plate, the mop plate can be pulled out from the through hole 101, the roller 22 rotates along with the wringing frame, and the scraping end of the scraping piece 23 swings in a direction close to the roller 22, so that the avoidance of the wiping object is realized.

According to the mop provided by the embodiment of the utility model, when the squeezing module 100 is adopted and the mop plate is inserted into the through hole 101, the cleaning of the wiping objects on the mop plate can be realized through the downward movement of the squeezing frame, and the wiping objects can be effectively scraped and squeezed, and when the squeezing frame moves upwards, the rotation of the roller 22 and the avoidance of the scraping and washing piece 23 can result in more labor-saving movement of the squeezing frame, and the use experience of a user is improved.

Other constructions and operations of mops in accordance with embodiments of the present utility model are known to those of ordinary skill in the art and will not be described in detail herein. The vertical direction, the horizontal direction, and the front-rear direction are defined by the vertical direction, the horizontal direction, and the front-rear direction in the drawing.

In the description of the present utility model, unless explicitly stated and limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both the first and second features not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (11)

1. An extrusion die set, comprising:

the mop device comprises a bracket, a cleaning device and a cleaning device, wherein the bracket is provided with a wearing opening into which a mop plate is inserted, and one side of the wearing opening is provided with a scraping and washing assembly for cleaning a wiper of the mop plate;

the scraping assembly comprises a one-way bearing and a roller, wherein the one-way bearing is configured to control the roller to rotate when the mop plate is pulled out of the through hole, and inhibit rotation when the mop plate is inserted into the through hole;

the outer peripheral surface of the roller is provided with a plurality of scraping and washing sheets, one side of each scraping and washing sheet is fixedly arranged on the outer peripheral surface of the roller, and the other side of each scraping and washing sheet is obliquely extended along the rotating direction of the roller to form a scraping and washing end;

when the mop plate is inserted into the wearing mouth, the scraping end of the scraping and washing piece swings in a direction away from the roller under the drive of the wiper until reaching the maximum deformation position and cleaning the wiper; and when the mop plate is pulled out of the through hole, the scraping end of the scraping sheet swings to a direction close to the roller under the extrusion of the wiper until the maximum deformation position is reached so as to avoid the wiper.

2. The extrusion die set of claim 1, wherein the doctor blade is formed in an arc shape protruding toward a side near the center of the through hole.

3. The extrusion die set of claim 2, wherein the doctor blade is of a resilient construction, and a deformation space is formed between the doctor blade and the roller.

4. A press module according to any one of claims 1 to 3, wherein the scraping assembly comprises a plurality of the scraping sheets, the plurality of scraping sheets being arranged at intervals along the circumference of the roller.

5. A squeezing module according to any one of claims 1 to 3, characterized in that the squeezing module comprises a mounting bracket, through which the scraping assembly is connected to the support, such that the scraping assembly is arranged on one side of the through opening.

6. The extrusion die set of claim 5, wherein the wiper assembly is mounted on the mounting bracket via a shaft having the one-way bearing disposed thereon.

7. The extrusion die set according to claim 6, wherein the rotating shaft is provided at an end portion of the roller protruding in an extending direction of the roller, the mounting frame is provided with a slot, an inner ring of the one-way bearing is in interference fit with the rotating shaft, and when the roller is mounted to the mounting frame, the one-way bearing extends into the slot and an outer ring of the one-way bearing is in interference fit with an inner wall surface of the slot.

8. The extrusion die set of claim 7, wherein the outside of the shaft further has an annular mounting groove, and a portion of the one-way bearing is disposed in the annular mounting groove.

9. The extrusion die set of any one of claims 6 to 8, wherein the mounting bracket is removably coupled to the bracket.

10. A mop bucket comprising a bucket body and the extrusion module according to any one of claims 1 to 9, the bucket body having an open-top treatment chamber; the extrusion module is arranged at the top of the processing cavity, and the through hole is communicated with the processing cavity.

11. A mop, characterized by comprising a mop plate, a mop rod and a squeezing frame in sliding connection with the mop rod, wherein the mop plate is hinged to one end of the mop rod, and the squeezing module set in any one of claims 1 to 9 is arranged on one side of the squeezing frame, which is close to the mop plate.