CN111820833A

CN111820833A - Cleaning barrel and hand-washing-free mop

Info

Publication number: CN111820833A
Application number: CN201910365629.9A
Authority: CN
Inventors: 袁开靖; 袁邦杰; 袁义恒
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-15
Filing date: 2019-05-02
Publication date: 2020-10-27
Also published as: CN210990073U

Abstract

The invention provides a cleaning barrel, which comprises a barrel body and a barrel cover, wherein the barrel cover is provided with a water squeezing port for a mop head to pass through and a water squeezing assembly arranged along a water squeezing route, the water squeezing assembly comprises a parallel four-bar mechanism and a water squeezing part, one side of the parallel four-bar mechanism is used as a fixed side, the other side of the parallel four-bar mechanism is used as a swinging side, the swinging side is provided with the water squeezing part, and the parallel four-bar mechanism supports the water squeezing part to move up and down in a translation manner so as to squeeze water and clean a cleaning body of the mop head, so that the squeezing effect is improved, and the performance; still provide a hand-washing-free mop, adopt aforementioned cleaning barrel, it is effectual, the stable performance to wring.

Description

Cleaning barrel and hand-washing-free mop

Technical Field

The invention relates to the technical field of cleaning supplies, in particular to a cleaning barrel and a hand-washing-free mop.

Background

The mop is generally a cleaning article for mopping the floor by using a cleaning body on a mop head, and in order to maintain the good performance of the cleaning body, the dirty cleaning body needs to be squeezed and cleaned in time when in use or after in use.

A more advanced technology has appeared at present, and it is comparatively light and convenient to use, calls as the mop of exempting from to wash by hand, specifically: the mop without hand washing comprises a cleaning barrel and a mop, wherein the cleaning barrel comprises a water squeezing port and a water squeezing assembly, the mop comprises a mop rod and a mop head, the mop rod is connected with the mop head, the mop head is provided with a cleaning body, the mop head has two states, one state is an unfolded mopping state, namely a normal use state, the other state is a folded state and can be used for cleaning and water squeezing, the water squeezing process is that the mop head is basically parallel to the mop rod in the folded state of the mop head, a user holds the mop rod and inserts the mop head into the water squeezing port, and water squeezing of the cleaning body of the mop head is realized through relative motion between the mop head and the water squeezing assembly, the water squeezing refers to relative water squeezing, the cleaning body still has certain humidity, and the cleaning body is repeatedly squeezed through repeated water squeezing, namely the mop head can be soaked in water to achieve the cleaning purpose, however, the existing product can also be used, however, improvements are necessary because there are currently situations where the degree of cleaning and wringing is not ideal, or where more wringing operations are required to achieve a certain cleaning and wringing effect, and improvements to cleaning buckets are critical.

Disclosure of Invention

The invention aims to solve the technical problem of overcoming the defects of the prior art and providing a cleaning barrel which is beneficial to improving the squeezing effect and has stable performance; still provide a hand-washing-free mop, adopt aforementioned cleaning barrel, it is effectual, the stable performance to wring.

In order to solve the technical problem, the invention provides a cleaning barrel which comprises a barrel body and a barrel cover, wherein the barrel cover is provided with a water squeezing port for a mop head to pass through and a water squeezing assembly arranged along a water squeezing route, the water squeezing assembly comprises a parallel four-bar mechanism and a water squeezing part, one side of the parallel four-bar mechanism is used as a fixed side, the other side of the parallel four-bar mechanism is used as a swinging side, the swinging side is provided with the water squeezing part, and the parallel four-bar mechanism supports the water squeezing part to move up and down in a translation mode so as to achieve water squeezing and cleaning of a cleaning body of the mop head.

After adopting the structure, compared with the prior art, the invention has the following advantages: the fixed side is the fixed rod of the parallel four-bar mechanism, so the connecting rod at the opposite side makes translational motion, namely the water squeezing part at the swinging side makes translational motion, therefore, the cross section of the water squeezing opening changes evenly, and the parallel four-bar mechanism moves stably, so the consistency of water squeezing at each time is higher, and in practical use, the water squeezing performance is stable and the difference is small. In summary, the application of the parallel four-bar linkage mechanism is beneficial to the relative consistency of the reciprocating distance of the opposite sides of the water squeezing part and has good support performance, so that the water squeezing characteristic is created, namely the opening degree change of the water squeezing opening is obtained through the parallel four-bar linkage structure. In a word, the invention has the advantages of being beneficial to improving the squeezing effect and having stable performance.

As an improvement, the water squeezing part comprises a first water squeezing area and a scraping brush cleaning area which are sequentially distributed from top to bottom and are arranged relative to the opposite side in a gradually receding way; or the water squeezing part comprises a first water squeezing area, a scraping brush cleaning area and a second water squeezing area which are sequentially distributed from top to bottom and are arranged in a gradually receding way relative to the opposite side; or the first water squeezing area, the second water squeezing area and the scraping and brushing cleaning area are distributed from top to bottom in sequence and are arranged relative to the opposite side in a gradually receding mode.

The advantages are that: compared with the prior art, the mop head cleaning device is provided with several clean structures aiming at the mop head cleaning body, realizes scraping and brushing cleaning while squeezing water, and has the advantages of good squeezing effect and cleaning effect and high efficiency.

As an improvement, a squeezing roller or a squeezing stem or a combination of the two structures is adopted for the first squeezing area and the second squeezing area.

The advantages are that: the extrusion roller is easy to operate, the extrusion stem is convenient to produce and low in cost, and the two extrusion rollers can be combined with the advantages of the two extrusion rollers to meet the use requirement.

As an improvement, the water squeezing part comprises a plurality of water squeezing areas, each water squeezing area adopts a squeezing roller or a squeezing stem or the combination of the two structures, and each water squeezing area is distributed from top to bottom in sequence and is set back gradually relative to the opposite side.

The advantages are that: if all adopt the squeeze roll, then the wringing operation is the easiest, and the characteristics of the parallel four-bar linkage of cooperation provide enough holding power for the squeeze roll in addition, under the cooperation condition of using water, can also play certain extrusion cleaning effect to the cleaning body to a certain extent, if adopt the extrusion stalk, then proposed another kind of optional structure, the cost is lower, and if make up, then can combine both sides advantage to satisfy the user demand.

As an improvement, one or more water squeezing areas are provided with a water guide structure, or a scraping and brushing cleaning area is provided with a water guide structure, or a water guide structure is arranged between the two areas, or the water squeezing areas and the scraping and brushing cleaning areas are combined.

The advantages are that: the extruded water is discharged in time, the squeezing efficiency is improved, and repeated squeezing is avoided.

As an improvement, the water guide structure adopts a structure that the water guide holes, the water guide surface or the water guide holes are arranged in front of the water guide surface and in the back of the water guide surface in a combined mode.

The advantages are that: simple structure and good compactness.

As an improvement, the tail end water guide part of the water guide surface is in a shape of guiding water flow to flow away from the mop head.

The advantages are that: the water guide effect is better.

As an improvement, the fixed side of the parallel four-bar linkage mechanism is obliquely and backwards arranged from top to bottom, and two parallel swing rods of the parallel four-bar linkage mechanism are in a horizontal state in an initial state.

The advantages are that: 1. the fixed side top-down of parallel four-bar linkage is the slant and sets up afterwards, can make two parallel pendulum rods of parallel four-bar linkage incline the setting backward, be favorable to realizing that crowded water mouthful interval grow and washing resistance diminishes when wasing like this in limited space, crowded water mouthful interval diminishes and the result of use of extrusion resistance grow when crowded water, 2, unanimous with the slope trend of extrusion portion, more be favorable to compact structure, 3, support to extrusion portion is better, during crowded water, it is comparatively stable.

As an improvement, the parallel four-bar linkage mechanism is a self-resetting parallel four-bar linkage mechanism.

The advantages are that: can not be loosened, and can return to the initial position more quickly, which is beneficial to improving the squeezing efficiency.

As an improvement, after the self-resetting parallel four-bar linkage mechanism is reset, the cross section of the water squeezing opening is in a small condition or a minimum condition.

The advantages are that: when the mop head cleaning body is squeezed, the cross section of the squeezing opening is always in a small condition or a minimum condition, so that the squeezing effect is improved.

The parallel four-bar linkage mechanism comprises two U-shaped pieces, wherein a first U-shaped piece is arranged on the upper side of the parallel four-bar linkage mechanism, a second U-shaped piece is arranged on the lower side of the parallel four-bar linkage mechanism, the rear portion of the first U-shaped piece and the rear portion of the second U-shaped piece are respectively and rotatably connected with a shell of the water squeezing port to form a fixed side of the parallel four-bar linkage mechanism, and the front portion of the first U-shaped piece and the front portion of the second U-shaped piece are respectively and rotatably connected with the water squeezing portion to form a swinging side.

The advantages are that: simple and compact structure, convenient production and assembly and higher strength.

As an improvement, the water squeezing part comprises a water squeezing seat which is an assembly or an integral piece.

The advantages are that: convenient production and assembly and higher strength.

As an improvement, the water squeezing seat is roughly step-shaped, the water squeezing seat is roughly divided into an upper part and a lower part by taking the step as a boundary, and the lower part of the water squeezing seat is closer to the fixed side than the upper part of the water squeezing seat; the middle upper part, the middle lower part or the middle lower part of the water squeezing seat is rotatably connected with the front part of the second U-shaped part, and the upper part of the water squeezing seat is rotatably connected with the front part of the first U-shaped part.

The advantages are that: the integral part moves stably and is stressed well.

As an improvement, the upper part of the water squeezing seat is provided with a first water squeezing area, the first water squeezing area is provided with a first squeezing roller, and the lower part of the water squeezing seat is provided with a scraping and brushing cleaning area.

The advantages are that: first crowded water district, scrape the distribution of brush clean area and comparatively optimize, more be favorable to improving crowded dry and clean effect, moreover, first squeeze roll has the triple effect of extrusion, direction and protection to the mop head cleaning body, and when one of the guide effect was returned for the mop head, more be favorable to the mop head to insert crowded mouth of a river, use light and convenient more.

As a modification, the wiper cleaning section includes an inclined portion and cleaning teeth provided on the inclined portion.

The advantages are that: the mop head cleaning body is more favorably and naturally extruded, namely, the mop head cleaning body is more easily adapted to the natural transition from a soft state to a gradually extruded state, the mop head cleaning body is favorable for stability, smoothness and easy and convenient use, and the mop head cleaning body is favorable for quickly reaching the maximum extrusion degree while cleaning and is more favorable for the squeezing effect and efficiency.

As an improvement, a second squeezing area is arranged at the lower end of the lower part of the squeezing seat, and a second squeezing roller is arranged in the second squeezing area.

The advantages are that: the second squeeze roll is established at the lower extreme, and when the mop head got into crowded mouth of a river, the leading-in mop head that will roll of second squeeze roll had fine leading-in effect to the mop head, prevented that the mop head cleaning body from being obstructed excessively by tearing, was favorable to reducing crowded water resistance, and the operation is steady smooth and easy, and it is light convenient to use.

As an improvement, the first water squeezing area is also provided with a first squeezing stem, and the first squeezing roller, the first squeezing stem and the scraping and brushing cleaning area are sequentially distributed from top to bottom and are arranged relative to the opposite side in a gradually receding mode.

The advantages are that: an optimized structure is provided, which is beneficial to improving the squeezing effect and efficiency.

As a modification, the front end face of the first extrusion stem and the front end face of the cleaning tooth part are distributed on the same inclined plane.

The advantages are that: provides an optimized structure which is beneficial to improving the squeezing and cleaning effects and efficiency.

As an improvement, the first water squeezing area is also provided with a second squeezing stem, the first squeezing roller, the second squeezing stem, the first squeezing stem and the scraping brush cleaning area are sequentially distributed from top to bottom and are arranged relative to the opposite side in a gradually receding mode, and the distance from the second squeezing stem to the opposite side is larger than or equal to the distance from the first squeezing roller to the opposite side.

As an improvement, a water guide structure is arranged between the first extrusion roller and the second extrusion stem or between the second extrusion stem and the first extrusion stem, or both the first extrusion roller and the second extrusion stem are provided with water guide structures.

The advantages are that: the optimized structure is provided, and the water guide effect and the water squeezing efficiency are improved.

As an improvement, the water squeezing device further comprises a first limiting structure which is used for limiting the movement amplitude of the water squeezing part towards the opposite side during water squeezing.

The advantages are that: prevent the damage of product parts caused by excessive swing amplitude of the product, improve the use reliability and stability of the product, and simultaneously facilitate the squeezing and cleaning effects and efficiency.

As an improvement, the first limiting structure is a structure for limiting the upward swinging amplitude of a swinging rod of the parallel four-bar linkage mechanism.

The advantages are that: compact structure, high limiting strength, high limiting stability and high reliability.

As an improvement, the first limiting structure comprises bent parts arranged on two side arms of the first U-shaped part or a transverse part between the two side arms of the first U-shaped part, or bent parts arranged on two side arms of the second U-shaped part or a transverse part between the two side arms of the second U-shaped part, or both U-shaped parts are provided with the bent parts or the transverse parts, the bent parts are in limiting fit with two rear side vertical parts of a water squeezing frame of the water squeezing device when the two side arms swing to the upper limit position, and the transverse parts are in limiting fit with the transverse parts or the vertical parts or both of the water squeezing frame of the water squeezing device when the two side arms swing to the upper limit position.

The advantages are that: 1. through the arrangement of the first limiting structure, the two side arms cannot be out of position when swinging upwards to the upper limit position, and the water squeezing structure is guaranteed to be cleaned and squeezed within a set range; 2. through the arrangement of the first limiting structure, the situation that the shell around the water squeezing opening is not damaged due to offside when the upper side arm swings up to the upper limit position is avoided; 3. through the arrangement of the first limiting structure, the reset elastomer (spring or polyurethane) can be effectively ensured to be stretched or twisted within a set range, and the reset elastomer is prevented from being failed due to excessive stretching or twisting; 4. through the arrangement of the first limiting structure, the horn-shaped sound generated by the fact that the upper side arm collides with the shell on the periphery of the water squeezing port when the upper pendulum exceeds the upper limit position is reduced, and the silence of a room is influenced; 5. through the setting of first limit structure, make crowded water structure's wholeness ability more stable, life is longer.

As improvement, the parallel four-bar mechanism adopts a self-resetting structure: and a tension spring is arranged between the first U-shaped piece and the wringing seat, the upper end of the tension spring is connected with a first connecting part arranged in the middle of the first U-shaped piece, and the lower end of the tension spring is connected with a second connecting part arranged on the lower part of the wringing seat.

The advantages are that: simple and compact structure, good resetting effect and convenient production, installation and use.

As an improvement, the parallel four-bar linkage mechanism adopts a torsion spring structure: the torsion spring structure is arranged at the rotating part of the first U-shaped part, or at the rotating part of the second U-shaped part, or at both the rotating parts, the wringing shell is provided with a mounting hole which is rotatably connected with the rotating part, a gland is arranged at the outer side of the mounting hole, one leg of the torsion spring is fixedly connected with the rotating part, and the other leg of the torsion spring is fixedly connected with the wringing shell; the gland is connected with the wringing shell.

The advantages are that: the structure is hidden, the stress is concentrated, and the production, the installation and the use are convenient.

As an improvement, the extrusion side of the water extrusion part comprises a vertical section and a backward inclined section which are sequentially connected from the top to the bottom from the side view.

The advantages are that: the optimal structure is provided, the adaptability of the working surface of the water squeezing part and the cleaning body from softness to excessive squeezing is facilitated, the stress distribution is balanced, and the squeezing performance is finally facilitated.

As an improvement, the first water squeezing area is arranged on the vertical section, the scraping and brushing cleaning area is arranged on the backward inclined section, or the second water squeezing area is arranged between the vertical section and the backward inclined section, or the second water squeezing area is arranged at the lower end of the backward inclined section, or the scraping and brushing cleaning area is not arranged, and the first water squeezing area is replaced by a plurality of squeezing rollers which are sequentially arranged along the backward inclined section.

As an improvement, the first water squeezing area comprises a first squeezing roller and a first squeezing stem, the first squeezing stem is arranged at the lower end of the vertical section, the rolling surface of the first squeezing roller protrudes forwards relative to the first squeezing stem, and water outlets are formed below the first squeezing roller and on the rear side of the first squeezing stem.

The advantages are that: the water squeezing device has the advantages that the structure is compact, water squeezed by the first squeezing roller and the first squeezing stem can be guided away in time, the phenomena of stagnation and repeated squeezing are avoided, the water can be squeezed along with squeezing, and the squeezing effect and efficiency can be improved.

As an improvement, two button holes are symmetrically arranged around the center in the circumferential direction of the barrel cover, two elastic buttons are arranged at corresponding positions of the barrel body respectively, the elastic buttons are of a semi-suspension structure with lower ends connected in the up-down direction or of a middle suspension structure with two ends connected in the horizontal direction, and the barrel cover and the barrel body are in elastic clamping connection with the corresponding button holes through the elastic buttons to realize detachable connection.

The advantages are that: the structure can realize non-convex installation, is beneficial to smaller packaging volume, lower cost and more convenient assembly and use.

As the improvement, two button holes are arranged along the width direction of the water squeezing port, the barrel cover is provided with a handle and a water guide port, the handle is arranged along the width direction of the water squeezing port, and the water pouring port is arranged on the front side of the water squeezing port.

The advantages are that: when the mop head is inserted into the barrel body, the mop rod is facilitated to lean against the handle, the barrel is carried by one hand more conveniently, and the sewage in the barrel body is more facilitated to be poured out.

As an improvement, the barrel cover comprises a handle, the handle is of a built-in structure, the built-in structure comprises a containing groove which is formed in the barrel cover and matched with the contained handle, fixing columns are arranged on the inner sides of fixed ends on two sides of the handle, and the fixing columns are fixed with corresponding connecting holes in the containing groove in a rotating matching mode.

The advantages are that: the built-in structure design of the handle not only reduces the packaging volume, but also reduces the product cost.

As the improvement, handle fixed column one side set up the direction inclined plane accomodate the inslot side and set up open shape guide way with connecting hole upper portion, fixed column direction inclined plane and open shape guide way correspond and realize the assembly of elastic clamping and rotate and accomodate.

The advantages are that: the space and the investment cost are saved, and the handle is convenient to install.

As an improvement, the elastic button and the fixed column are arranged coaxially.

The advantages are that: the elastic buttons and the fixing columns are symmetrically arranged relative to the center of the barrel opening and are positioned on the same axis, so that the stress rationality of lifting the product and the balance degree of the product can be greatly improved.

As the improvement, the bung is equipped with the mouth of a river of falling, and the inboard middle part of accomodating the groove is offered and is used for conveniently pulling up the notch of handle, and crowded water mouth sets up between two parties, and the handle is located crowded mouth of a river rear side, and the mouth of a river of falling is located crowded mouth of a river front side.

The advantages are that: the distribution is more reasonable, is more favorable for compact structure, reduces the volume, and in addition, the use is convenient.

As an improvement, the bottom of the barrel body is provided with a bridge bow-shaped elastic block, and two ends of the elastic block are fixedly connected with the bottom of the barrel body.

The advantages are that: the elastic range space is big from top to bottom, and elasticity is abundant, and the noise abatement is fine with the effect of alleviating the impact force, and the structure is comparatively simple, and the production assembly is simple and convenient.

As an improvement, both ends of the elastic block are respectively provided with at least one guide rib.

The advantages are that: the elastic block that the guide mop head that can be better got into the barrel head sets up prevents that the mop head from excessively inclining and barrel head collision, ensures the correct position that the mop head removed to the barrel head of staving.

As an improvement, a fool-installing groove is circumferentially arranged on the outer side of the barrel cover, and a fool-installing part is correspondingly arranged on the matched part of the barrel body and the barrel cover.

The advantages are that: the barrel cover and the barrel body are convenient to assemble, and the influence on use and sale due to wrong assembly is prevented.

As an improvement, the middle part of the barrel cover is provided with a boss, the water squeezing port is positioned in the boss, the boss is circumferentially provided with a guide surface for guiding water to flow to the boss, and the joint of the guide surface and the circumferential side surface of the boss is provided with at least one water leaking port.

The advantages are that: the water splashed during cleaning or squeezing can flow into the barrel, and the sewage can be prevented from splashing to pollute the ground.

As the improvement, the barrel cover is provided with a circumferential concave part, the barrel body is provided with a circumferential convex part, and the circumferential concave part is connected with the circumferential convex part in a sleeved mode.

The advantages are that: the barrel cover and the barrel body are connected more stably and firmly.

In order to solve the technical problems, the invention provides a hand-washing-free mop which comprises a mop rod and a mop head, wherein the mop rod is connected with the mop head, the mop rod is connected with the mop head to form two states of the mop head, one state is an unfolded state, the other state is a folded state, and the hand-washing-free mop also comprises a cleaning barrel, and in the folded state, the mop head is matched with the cleaning barrel to realize water squeezing and cleaning of a cleaning body of the mop head.

After adopting the structure, compared with the prior art, the invention has the following advantages: by adopting the cleaning barrel, the squeezing effect is good and the performance is stable.

As an improvement, the cleaning barrel is only provided with one water squeezing opening, and the mop head shares the same water squeezing opening and the cleaning barrel during washing or water squeezing.

The advantages are that: because the wringing component adopts a parallel four-connecting-rod structure, the mop head can be pulled upwards once after cleaning, a satisfactory wringing effect can be realized, repeated squeezing is not needed, and therefore, the common wringing port is more convenient to use and lower in production cost during cleaning or wringing.

As an improvement, a rotation limiting structure is arranged between the mop head and the mop rod and is used for positioning the mop head when the two states are switched.

The advantages are that: convenient to use, more be favorable to the realization of exempting from hand washing.

As an improvement, the rotation limiting structure comprises an elastic piece and a first limiting block, the mop comprises a second limiting block, an elastic piece, the lower end of a mop rod is arranged on the first limiting block, the elastic piece provides elastic force for the first limiting block, the back face of the mop head is arranged on the second limiting block, the lower end of the mop rod is rotatably connected with the second limiting block, the first limiting block is provided with a first limiting face, the second limiting block is provided with a second limiting face and a third limiting face which are matched with the first limiting face, the second limiting face and the third limiting face are distributed according to the sequence along the rotation circumference of the mop head, the second limiting face is arranged along the length direction of the mop head, the third limiting face is arranged along the thickness direction of the mop head, the first limiting face can rotate to the third limiting face from the second limiting face under the external force effect and be matched with the third limiting face again to realize the use state of cleaning and squeezing, otherwise, the third limiting face rotates to the second limiting face and is matched with the second limiting face.

The advantages are that: the mop head is big for the mop pole resilience angle, and the resilience is effectual, and the multiple functions that the mop head washd, crowded water and mopped can be realized to first spacing face when respectively with spacing face of second and the cooperation of the spacing face of third, and operation and use are all very convenient.

As an improvement, the mop head is also provided with a one-way overturning structure for controlling the mop head to overturn only to one side of the water squeezing opening.

The advantages are that: the mop head becomes to aim at crowded mouth of a river can wash and crowded water state after the upset, if there is not one-way flip structure, the user can operate the mop head to crowded mouth of a river rear side upset to the mop head becomes to aim at crowded mouth of a river not, consequently, sets up one-way flip structure after, the mop head only can overturn towards correct one side, but the user can the operation of fooling, need not special attention, and it is more convenient to use and operate.

As an improvement, the tail end of the second limiting surface is provided with a protrusion for circumferential limiting arranged along the thickness direction of the mop head, and the first limiting block is provided with a matching surface matched with the protrusion for limiting.

The advantages are that: the arrangement belongs to a one-way turnover structure, and the first limiting block can be prevented from rotating excessively to prevent and limit the mop head from turning over towards the other direction. The structure is very simple, the limit is stable and reliable, the production is very convenient, and the production cost is reduced.

As an improvement, the one-way turnover structure comprises a mop rod head rod and a second limiting block, wherein planes are arranged on two sides of a U-shaped clamp at the front end of the mop rod head rod, a protruding platform corresponding to the second limiting block is arranged on the front side edge of the second limiting block, and the platform is matched with the planes to realize rotation limiting.

The advantages are that: the one-way turnover positioning is reliable, the mold is simple to form, the production cost is low, and the operation and the use are convenient.

As the improvement, the mop head comprises a cleaning body, a substrate and a back plate, the cleaning body is fixedly connected with the substrate, the substrate is positioned between the cleaning body and the back plate, and the substrate is detachably clamped with the back plate.

The advantages are that: not only dismantle with the installation swiftly convenient, simple structure, spacing reliable moreover, this structure and prior art contrast have saved parts such as median septum, button and shell fragment, have saved a large amount of spare parts and mould input, manufacturing cost is lower.

As the improvement, the base plate back is equipped with a plurality of first joint portions, and these first joint portions all set up along base plate back length direction to distribute in the both sides at the base plate back, corresponding, the backplate medial surface is equipped with first joint portion joint complex second joint portion.

The advantages are that: simple structure, the dismouting of being convenient for, it is comparatively firm again after the joint simultaneously, still be convenient for production.

As the improvement, be equipped with elastic construction between base plate and the backplate, elastic construction includes: one end of the substrate is provided with a sleeve joint part, and the other end of the back plate corresponding to the substrate is provided with an elastic part inserted into the sleeve joint part.

The advantages are that: simple structure, easy dismounting, still be convenient for produce.

As an improvement, the other end of the substrate is provided with a limit groove, and the other end of the backboard corresponding to the limit groove is provided with a limit stop.

The advantages are that: the base plate and the back plate are connected better, and meanwhile, the assembly and disassembly are convenient, and the production is also convenient.

As an improvement, the elastic part is made by integral molding with the back plate or is arranged separately.

The advantages are that: simple structure and convenient production.

As an improvement, the method further comprises the following steps: the base plate is provided with an elastic limit button which can be pressed for use, the back plate is provided with a limit hole which is correspondingly matched with the back plate for limiting, and the elastic limit button is used for limiting the movement of the base plate along the length direction of the back plate.

The advantages are that: the clamping structure between the substrate and the back plate is more stable after clamping, and the mop head cleaning body assembly is more convenient to replace and disassemble.

As an improvement, the elastic limit button is integrally formed on the substrate, and the elastic limit button and the substrate are of a semi-suspension structure with one end connected or a middle suspension structure with two ends connected in the length direction.

The advantages are that: the structure is more optimized, in addition, the mould shaping of being convenient for simplifies production, reduce cost.

Drawings

Fig. 1 is a schematic structural view of a cleaning bucket according to the present invention.

Fig. 2 is a schematic structural view of the hand-washing free mop of the present invention.

Fig. 3 is a schematic view showing the structure of the hand-free mop according to the present invention when the handle is opened.

Fig. 4 is an exploded view of the cleaning bucket of the present invention.

FIG. 5 is a top view of the cleaning bucket of the present invention with the handle pulled up (the wringing assembly not installed).

Fig. 6 is a sectional view taken along line a-a of fig. 5.

Fig. 7 is an exploded view of fig. 5.

Fig. 8 is an enlarged view a.

Fig. 9 is a B enlarged view.

Fig. 10 is a schematic structural view of a tub cover of the cleaning tub of the present invention.

Fig. 11 is a half-sectional view of a tub cover of the cleaning tub according to the present invention.

FIG. 12 is a schematic structural view of the cleaning barrel with the water squeezing assembly removed from the barrel cover.

Fig. 13 is a perspective view of a first embodiment of the wringing assembly.

Fig. 14 is a second perspective view of the first embodiment of the wringing assembly.

Fig. 15 is a front view of a first embodiment of a wringing assembly.

Fig. 16 is a rear view of a first embodiment of the wringing assembly.

Fig. 17 is a sectional view taken along line B-B of the first embodiment of the wringing assembly.

Fig. 18 is a top view of a first embodiment of a wringing assembly.

Fig. 19 is a left side view of the first embodiment of the wringing assembly.

Fig. 20 is an exploded view of a first embodiment of the wringing assembly.

Fig. 21 is a second exploded view of the first embodiment of the wringing assembly.

Fig. 22 is a schematic view showing a state in which the hand-washing free mop according to the first embodiment is used.

Fig. 23 is a second schematic view showing the hand-washing free mop according to the first embodiment.

Fig. 24 is a third schematic view showing a state where the hand-washing free mop of the first embodiment is used.

Fig. 25 is a perspective view of a second embodiment of the wringing assembly.

Fig. 26 is a second perspective view of the second embodiment of the wringing assembly.

Fig. 27 is a perspective view of a third embodiment of the wringing assembly.

Fig. 28 is a second perspective view of the third embodiment of the wringing assembly.

Fig. 29 is a schematic half-sectional view of a third embodiment of the wringing assembly.

Fig. 30 is one of the exploded views relating to a mop head and a mop pole.

Fig. 31 is a second schematic view of an explosion involving a mop head and a mop rod.

Fig. 32 is one of the exploded views relating primarily to mop heads.

Fig. 33 is a second schematic view of the explosion primarily related to the mop head.

Fig. 34 is a schematic structural view of limiting the one-way rotation of the mop head.

Fig. 35 is one of the schematic structural views of another structure for limiting the one-way rotation of the mop head.

Fig. 36 is a second structural schematic diagram of another structure for limiting the unidirectional rotation of the mop head.

Fig. 37 is a schematic structural view of a torsion spring.

Fig. 38 is one of the exploded views using a torsion spring.

Fig. 39 is a second schematic diagram of an explosion using a torsion spring.

Fig. 40 is a C enlarged view.

Fig. 41 is a schematic view of a half section in the lateral direction of the torsion spring.

Fig. 42 is a D enlarged view.

Fig. 43 is an exploded view of the elastic portion in a split configuration.

Fig. 44 is a schematic view of the elastic part after assembly.

As shown in the figures, 1, a mop rod, 2, a mop head, 3, a water squeezing opening, 4, a water guide hole, 5, a water guide surface, 5.1, a tail end water guide part, 6, a first U-shaped part, 7, a second U-shaped part, 8, a water squeezing seat, 9, a first squeezing roller, 10, a brush tooth, 11, a second squeezing roller, 12, a first squeezing stem, 13, a second squeezing stem, 14, a bent part, 15, a transverse part, 16, a vertical part, 17, an inclined part, 18, a transverse part, 19, a vertical part, 20, a tension spring, 21.1, a first connecting part, 21.2, a second connecting part, 22, a torsion spring, 23, a mounting hole, 24, a gland, 25, a foot, 26, another foot, 27, a vertical section, 28, a backward inclined section, 29, a barrel body, 30, a barrel cover, 31, a water pouring opening, 32, a handle, 32.1, a fixing column, 32.2, a connecting hole, 32.3, a guide groove, 32.4, a guide groove, a receiving groove, 34. notch, 35, elastic block, 36, elastic piece, 37, first limit block, 38, second limit block, 39, pin shaft, 40, first limit face, 41, second limit face, 42, third limit face, 43, protrusion, 44, head rod, 45, plane, 46, platform, 47, cleaning body, 48, base plate, 49, back plate, 50, first clamping part, 51, second clamping part, 52, socket part, 53, elastic part, 54, limit groove, 55, limit stop, 56, elastic limit button, 57, limit hole, 58, rotation part, 59, installation chute, 60, rotation mating hole, 61, fixing hole, 62, fixing groove, 63, annular groove, 64, elastic button, 65, button hole, 66, idle groove, 67, idle part, 68, boss, 69, guide face, 70, water leakage port, 71, circumferential recess, 72, circumferential convex part, 73, guide rib.

Detailed Description

The invention is described in further detail below:

the cleaning body 47 can be made of various materials, such as collodion block, sponge block, mop, etc., and can be made of plastic (polymer) foam, microfiber, cotton cloth, etc. Hereinafter, a collodion block will be exemplified as the cleaning body 47.

The invention discloses a cleaning barrel which comprises a barrel body 29 and a barrel cover 30, wherein the barrel cover 30 is provided with a water squeezing port 3 for a mop head 2 to pass through and a water squeezing assembly arranged along a water squeezing route, the water squeezing assembly comprises a parallel four-bar mechanism and a water squeezing part, one side of the parallel four-bar mechanism is used as a fixed side, the other side of the parallel four-bar mechanism is used as a swinging side, the swinging side is provided with the water squeezing part, and the parallel four-bar mechanism supports the water squeezing part to move up and down in a translation mode so as to squeeze water and clean a cleaning body 47 of the mop head 2.

In this example, the cleaning barrel is provided with only one water squeezing opening 3, the mop head 2 shares the same water squeezing opening 3 and the same barrel body 29 during cleaning or water squeezing, the barrel body 29 is not divided, and the cleaning body 47 of the mop head 2 adopts the same barrel body 29 for cleaning and water squeezing.

The whole formed by combining the parallel four-bar linkage mechanism and the wringing part can be called a wringing assembly. The parallelogram linkage is also referred to as a parallelogram linkage.

The fixed side of the parallel four-bar linkage mechanism is obliquely and backwards arranged from top to bottom, and two parallel swing rods of the parallel four-bar linkage mechanism are in a horizontal state in an initial state.

The parallel four-bar mechanism is a self-resetting parallel four-bar mechanism, after the self-resetting parallel four-bar mechanism is reset, the cross section of the water squeezing opening 3 is in a small condition or a minimum condition, in the embodiment, the swing rod of the parallel four-bar mechanism is swung up to be in a horizontal state, and at the moment, the opening size between the water squeezing part and the opposite side is used as the size of the cross section of the water squeezing opening 3 after the resetting. Because the extrusion part of the working surface of the water extrusion part is arranged in a gradual receding way, the cross section of the water extrusion opening 3 is sequentially enlarged from top to bottom.

The parallel four-bar linkage comprises two U-shaped pieces, wherein a first U-shaped piece 6 is arranged on the upper side, a second U-shaped piece 7 is arranged on the lower side, the rear part of the first U-shaped piece 6 and the rear part of the second U-shaped piece 7 are respectively and rotatably connected with the shell 30 of the water squeezing opening 3 to form the fixed side of the parallel four-bar linkage, and the front part of the first U-shaped piece 6 and the front part of the second U-shaped piece 7 are respectively and rotatably connected with the water squeezing part to form the swinging side of the parallel four-bar linkage.

The rear part of the first U-shaped part 6 and the rear part of the second U-shaped part 7 are rotatably connected with the housing 30, that is, the two sides of the rear part of the first U-shaped part 6 and the two sides of the rear part of the second U-shaped part 7 are provided with rotating parts 58 protruding outwards, and the rotating parts 58 are clamped into rotating matching holes 60 arranged on the inner side wall of the housing 30 through installation chutes 59 arranged on the inner side wall of the housing 30, so that the rotatable connection is completed.

The fact that the fixed sides of the parallel four-bar linkage are obliquely arranged backwards from top to bottom means that the rotating parts 58 on the two sides of the rear part of the first U-shaped part 6 are closer to the opposite side than the rotating parts 58 on the two sides of the rear part of the second U-shaped part 7, and because of the parallel four-bar linkage, the rotating parts on the two sides of the front part of the first U-shaped part 6 and the water squeezing part are closer to the opposite side than the rotating parts on the two sides of the front part of the second U-shaped part 7 and the water squeezing part.

The water squeezing device further comprises a first limiting structure, and the first limiting structure is used for limiting the amplitude of the movement of the water squeezing part towards the opposite side during water squeezing. In this example, the first limiting structure is a structure for limiting the upward swing amplitude of the swing rod of the parallel four-bar linkage mechanism. Specifically, the following structure is possible:

the first limiting structure comprises bent parts 14 arranged on two side arms of the first U-shaped part 6 or a transverse part 15 between the two side arms of the first U-shaped part 6, or bent parts 14 arranged on two side arms of the second U-shaped part 7 or a transverse part 15 between the two side arms of the second U-shaped part 7, or both U-shaped parts are provided with the bent parts 14 or the transverse parts 15, the bent parts 14 are in limiting fit with two rear side vertical parts 16 of a water squeezing rack of the water squeezing device when the two side arms swing to an upper limit position, and the transverse parts 15 are in limiting fit with a transverse part 18 or a vertical part 19 or both of the water squeezing rack of the water squeezing device when the two side arms swing to the upper limit position. In this example, the first limit structure includes a lateral portion 15 between the two side arms of the first U-shaped member 6 and bent portions 14 provided on the two side arms of the second U-shaped member 7, the bent portions 14 are in limit engagement with two rear vertical portions 16 of the wringing rack of the wringing device when the two side arms swing up to the upper limit position, and the lateral portion 15 is in limit engagement with a vertical portion 19 of the wringing rack of the wringing device when the two side arms swing up to the upper limit position.

The first limiting structure can also be other structures, such as: the water squeezing device can be flanges arranged on two sides of the upper port of the water squeezing port 3, and the flanges are used for preventing the arms on two sides of the first U-shaped piece 6 from continuously swinging upwards; or a structure for directly limiting the water squeezing part to continuously swing upwards. Of course, the water squeezing device may have any other structure that can restrict the movement of the water squeezing unit to the opposite side.

The water squeezing part comprises a water squeezing seat 8, and the water squeezing seat 8 is an assembly or an integral piece, in this example, the water squeezing seat 8 is an integral piece integrally formed by injection molding.

The self-resetting structure adopted by the parallel four-bar linkage mechanism is as follows: a tension spring 20 is arranged between the first U-shaped part 6 and the water squeezing seat 8, the upper end of the tension spring 20 is connected with a first connecting part 21.1 arranged in the middle of the first U-shaped part 6, and the lower end of the tension spring 20 is connected with a second connecting part 21.2 arranged at the lower part of the water squeezing seat 8.

The self-resetting structure adopted by the parallel four-bar linkage mechanism can also be other structures, for example, the parallel four-bar linkage mechanism adopts a torsion spring 22 structure: the torsion spring 22 is structurally arranged at the rotating part 58 of the first U-shaped part 6, or at the rotating part 58 of the second U-shaped part 7, or at both, in this example, the torsion spring 22 is structurally arranged at the rotating part 58 of the first U-shaped part 6, the wringing shell 30 is provided with a mounting hole 23 rotatably connected with the rotating part 58, a gland 24 is arranged outside the mounting hole 23, one leg 25 of the torsion spring 22 is fixedly connected with the rotating part 58, and the other leg 26 is fixedly connected with the wringing shell; the gland 24 is connected with the wringing shell, in this example, the torsion spring 22 is sleeved in an annular groove 63 of the rotating part 58 of the first U-shaped part 6, one leg 25 of the torsion spring 22 is fixedly connected with a fixing hole 61 arranged at the outer end of the rotating part 58 in an inserting mode, the other leg 26 is fixedly connected with a fixing groove 62 arranged in the mounting hole 23, the gland 24 is matched with the mounting hole 23 in a clamping mode, and the gland 24 has the function of preventing the torsion spring 22 from moving outwards in the radial direction.

Wringing section of wringing assembly as example one:

the water squeezing part comprises a first water squeezing area, a scraping brush cleaning area and a second water squeezing area which are sequentially distributed from top to bottom and are arranged in a gradually receding mode relative to the opposite side.

The water squeezing part comprises a water squeezing seat 8, the water squeezing seat 8 is an integral piece, the water squeezing seat 8 is roughly in a step shape, the water squeezing seat 8 is roughly divided into an upper part and a lower part by taking the step position as a boundary, and the lower part of the water squeezing seat 8 is closer to a fixed side than the upper part of the water squeezing seat 8; the middle part of the wringing seat 8 is rotatably connected with the front part of the second U-shaped member 7, and the upper part of the wringing seat 8 is rotatably connected with the front part of the first U-shaped member 6.

The upper part of the water squeezing seat 8 is provided with a first water squeezing area, the first water squeezing area is provided with a first squeezing roller 9, and the lower part of the water squeezing seat 8 is provided with a scraping and brushing cleaning area. The scraping and brushing cleaning area comprises an inclined part 17 and brush teeth 10 arranged on the inclined part 17, the brush teeth 10 are cylindrical, and the brush teeth 10 are correspondingly and uniformly distributed in multiple rows and columns. Of course, the tooth 10 may have other structures, such as a cone, an elliptic cylinder, a sawtooth body, or a polyhedron, and the tooth 10 may have other structures, such as a plurality of rows and columns which are staggered and distributed, or an irregular arrangement. The lower end of the lower part of the water squeezing seat 8 is provided with a second water squeezing area, and the second water squeezing area is provided with a second squeezing roller 11.

The first squeezing area is also provided with a first squeezing stem 12, and the first squeezing roller 9, the first squeezing stem 12 and the scraping and brushing cleaning area are sequentially distributed from top to bottom and are arranged relative to the opposite side in a gradually receding mode.

The pressing side of the water pressing part includes a vertical section 27 and a backward inclined section 28 which are sequentially connected up and down from a side view.

The first wringing area is arranged on the vertical section 27, the scraping brush cleaning area is arranged on the backward inclined section 28, and the second squeezing roller 11 is arranged at the lower end of the backward inclined section 28. The first extrusion stem 12 is arranged at the lower end of the vertical section 27, the rolling surface of the first extrusion roller 9 protrudes forward relative to the first extrusion stem 12, and water outlets are arranged below the first extrusion roller 9 and at the rear side of the first extrusion stem 12 and adopt water guide holes 4. The front end surface of the first extrusion stem 12 and the front end surface of the brush tooth 10 are distributed on the same inclined plane.

Compared with the first embodiment, the main difference of the wringing component of the second embodiment is that:

the water squeezing part of the second embodiment does not have the scraping and brushing cleaning area of the first embodiment, the water squeezing part only comprises a plurality of water squeezing areas, each water squeezing area adopts a squeezing roller or a squeezing stem or a combination of the two structures, each water squeezing area is distributed from top to bottom in sequence and is arranged relative to the opposite side in a gradually receding mode, and in the embodiment, each water squeezing area adopts a squeezing roller. Due to the arrangement of the plurality of squeezing rollers and the combination of the stable and powerful support of the parallel four-bar linkage mechanism, compared with the prior art, the mop head 2 has better friction cleaning effect on the cleaning body 47.

Compared with the first embodiment, the water squeezing component as the third embodiment is mainly characterized in that:

the water squeezing part of the third embodiment comprises a first water squeezing area, a scraping and brushing cleaning area and a second water squeezing area, wherein the first water squeezing area, the second water squeezing area and the scraping and brushing cleaning area are sequentially distributed from top to bottom and are arranged in a gradually receding mode relative to the opposite side.

The first squeezing area is also provided with a second squeezing stem 13, the first squeezing roller 9, the second squeezing stem 13, the first squeezing stem 12 and the scraping brush cleaning area are sequentially distributed from top to bottom and are arranged relative to the opposite side in a gradually receding mode, and the distance from the second squeezing stem 13 to the opposite side is larger than or equal to the distance from the first squeezing roller 9 to the opposite side.

A water guide structure is arranged between the first extrusion roller 9 and the second extrusion stem 13 and between the second extrusion stem 13 and the first extrusion stem 12, and the water guide structure adopts a structure that the water guide holes 4 are arranged in front and the water guide surface 5 is arranged behind in a combined manner. The position of the tail end water guide part 5.1 of the water guide surface 5 is in a shape of guiding the water flow to flow away from the mop head 2 during the water squeezing. In this example, the position of the tail water guide part 5.1 is set to be substantially horizontal when water is squeezed. Of course, the mop head can also slightly swing downwards or slightly lift upwards, and the tail water guide part 5.1 is suitable for guiding water flow to flow away from the mop head 2.

The gradual retreating arrangement refers to gradual retreating arrangement relative to the opposite side, and the retreating amplitude can be uniform or different.

Two button holes 65 symmetrically arranged around the center are arranged on the periphery of the barrel cover 30, two elastic buttons 64 are respectively arranged at corresponding positions of the barrel body 29, the elastic buttons 64 are of a semi-suspension structure with the lower ends connected in the vertical direction or of a middle suspension structure with two ends connected in the horizontal direction, in this example, the elastic buttons 64 are of a semi-suspension structure with the lower ends connected, the semi-suspension structure and the barrel body are integrally formed, and therefore sufficient elasticity and bearing capacity can be provided for the elastic buttons, the two buttons are designed to bear the weight of the whole cleaning barrel, a mop and cleaning liquid when the cleaning barrel is lifted to move, and the barrel cover 30 and the barrel body 29 are in elastic clamping connection with the corresponding button holes 65 through the elastic buttons 64 to realize detachable connection.

The two button holes 65 are arranged along the width direction of the water squeezing opening 3, the barrel cover 30 is provided with a lifting handle 32 and a water guide opening 31, the lifting handle 32 is arranged along the width direction of the water squeezing opening 3, and the water pouring opening 31 is arranged on the front side of the water squeezing opening 3.

The handle 32 is a built-in structure, the built-in structure comprises a containing groove 33 formed in the barrel cover 30 and matched with the contained handle 32, fixing columns 32.1 are arranged on the inner sides of fixed ends on two sides of the handle 32, and the fixing columns 32.1 are fixed with connecting holes 32.2 in the containing groove 33 in a rotating matching mode.

Handle fixed column 32.1 one side set up direction inclined plane 69 handle fixed column 33 inboard and connecting hole 32.2 upper portion set up open shape guide way 32.3, fixed column direction inclined plane 32.4 corresponds with open shape guide way 32.3 and realizes that elastic clamping assembles and rotates and accomodate.

The elastic button 64 and the fixed column 32.1 are arranged coaxially.

The middle part of the inner side of the accommodating groove 33 is provided with a notch 34 for conveniently pulling up the lifting handle 32, the water squeezing port 3 is arranged in the middle, the lifting handle 32 is positioned at the rear side of the water squeezing port 3, and the water pouring port 31 is positioned at the front side of the water squeezing port 3.

The bottom of the barrel body 29 is provided with a bridge bow-shaped elastic block 35, and two ends of the elastic block 35 are fixedly connected with the bottom of the barrel.

At least one guide rib 73 is further provided at both ends of the elastic block 35, respectively.

A slow-mounting groove 66 is circumferentially arranged on the outer side of the barrel cover 30, and a slow-mounting part 67 is correspondingly arranged on the matched part of the barrel body 29 and the barrel cover 30.

The middle part of the barrel cover 30 is provided with a boss 68, the water squeezing port 3 is positioned in the boss 68, the boss 68 is circumferentially provided with a guide surface 69 for guiding water to flow towards the boss 68, and the joint of the guide surface 69 and the circumferential side surface of the boss 68 is provided with at least one water leaking port 70. In this example, the boss 68 is substantially square, and a drainage port 70 is distributed on each of four sides of the square. The guide surface 69 is an inclined surface which guides water toward the drain port 70.

The barrel cover 30 is provided with a circumferential concave part 71, the barrel body 29 is provided with a circumferential convex part 72, and the circumferential concave part 71 is connected with the circumferential convex part 72 in a sleeved mode.

The integrated structure is relative to the split type structure, and is different from the integrated structure in that the related structure is integrally formed without assembly.

The non-hand-washing mop adopting the cleaning barrel further comprises a mop rod and a mop head 2, wherein the mop rod is connected with the mop head 2, the mop rod is connected with the mop head 2 to form two states of the mop head 2, one state is an unfolding state, the other state is a folding state, and the cleaning barrel is further included, and under the folding state, the mop head 2 is matched with the cleaning barrel to squeeze water and wash a cleaning body of the mop head 2.

When cleaning or squeezing water, the mop head 2 is rotated to be parallel to the mop rod; when in cleaning, the mop head 2 is inserted into the water squeezing port 3 to move up and down, and the parallel four-bar linkage mechanism supports the water squeezing part to move up and down in a translation way so as to realize the moving cleaning and cleaning of the cleaning body of the mop head 2; when squeezing water, the mop head 2 is pulled out from the barrel body 29 water upwards through the water squeezing port 3, and the parallel four-bar mechanism supports the water squeezing part to move upwards in a translation way so as to realize the moving cleaning and water squeezing of the cleaning body of the mop head 2; the mop head 2 shares the same water squeezing opening 3 and the same cleaning barrel when washing or squeezing water.

A rotation limiting structure is arranged between the mop head 2 and the mop rod 1 and is used for positioning the mop head 2 when the two states are switched.

The rotation limiting structure comprises an elastic member 36, a first limiting block 37 and a second limiting block 38, the elastic member 36 and the first limiting block 37 are arranged at the lower end of the mop rod 1, the elastic member 36 provides elastic force for the first limiting block 37, the second limiting block 38 is arranged at the back of the mop head 2, the lower end of the mop rod 1 is rotatably connected with the second limiting block 38, the first limiting block 37 is provided with a first limiting surface 40, the second limiting block 38 is provided with a second limiting surface 41 and a third limiting surface 42 which are used for being matched with the first limiting surface 40, the second limiting surface 41 and the third limiting surface 42 are sequentially distributed along the circumferential direction of the mop head 2, the second limiting surface 41 is arranged along the length direction of the mop head 2, the third limiting surface 42 is arranged along the thickness direction of the mop head 2, the first limiting surface 40 can rotate from the second limiting surface 41 to the third limiting surface 42 under the action of external force and be matched with the third limiting surface 42 again to realize the use, otherwise, the third limiting surface 42 is rotated to the second limiting surface 41 and is matched with the second limiting surface again to realize the use state of mopping. In this example, the second limiting surface 41 and the third limiting surface 42 are both obtained by sequentially joining the involute arc surfaces around the pin 39.

The elastic piece 36 is a spring, the spring and the first limiting block 37 are movably arranged in an inner cavity at the lower end of the first rod 44, a convex column for fixing the lower end of the spring is arranged at the inner end of the first limiting block 37, a first limiting face 40 is arranged at the other end of the first limiting block 37, the spring is matched with the convex column at the inner end of the first limiting block 37 and provides elastic force for the first limiting block 37, the second limiting block 38 is arranged at the middle position of the back face of the mop head 2, two clamping pieces are arranged at the lower end of the mop rod 1, and the two clamping pieces and. The advantages are that: compact structure, production and convenient assembling.

And a one-way turnover structure for controlling the mop head 2 to turn over towards one side of the water squeezing opening 3 is also arranged. One of the unidirectional turning structures is that the tail end of the second limiting surface 41 is provided with a protrusion 43 for circumferential limiting arranged along the thickness direction of the mop head 2, and the first limiting block 37 is provided with a matching surface for matching and limiting with the protrusion 43.

The one-way turnover structure can also be other structures, for example, the one-way turnover structure comprises a first rod 44 of the mop rod 1 and a second limiting block 38, a plane 45 is arranged on one side of two sides of a U-shaped clamp at the front end of the first rod 44 of the mop rod 1, a protruding platform 46 corresponding to the second limiting block is arranged on the front side edge of the second limiting block 38, and the platform 46 is matched with the plane 45 to realize rotation limiting.

Mop head 2 includes cleaning body 47, base plate 48, backplate 49, and cleaning body 47 and base plate 48 fixed connection, for example bonding, butt fusion, base plate 48 is located between cleaning body 47 and backplate 49, and base plate 48 and backplate 49 removable joint.

The back of base plate 48 is equipped with a plurality of first joint portions 50, and these first joint portions 50 all set up along base plate 48 back length direction to distribute in the both sides at the base plate 48 back, corresponding, backplate 49 medial surface is equipped with first joint portion 50 joint complex second joint portion 51.

An elastic structure is arranged between the substrate 48 and the back plate 49, and the elastic structure comprises: one end of the substrate 48 is provided with a sleeve portion 52, and the corresponding end of the back plate 49 is provided with an elastic portion 53 inserted into the sleeve portion 52.

The other end of the substrate 48 is provided with a limit groove 54, the other end of the back plate 49 corresponding to the same is provided with a limit stop 55, the cooperation of the limit groove 54 and the limit stop 55 can play a certain limit role, and the structure can be arranged or not arranged.

The elastic portion 53 is an elastic portion 53 formed integrally with the back plate 49 or an elastic portion 53 provided separately.

Further comprising: the base plate 48 is provided with an elastic limit button 56 which can be pressed for use, the back plate 49 is provided with a limit hole 57 which is correspondingly matched with the base plate for limiting, and the elastic limit button 56 is used for limiting the movement of the base plate 48 along the length direction of the back plate 49.

The substrate 48 is integrally formed with the elastic limit button 56, and the elastic limit button 56 and the substrate 48 are in a half-suspended structure with one end connected or a middle-suspended structure with two ends connected in the length direction.

Fig. 22 shows a state where the mop head 2 is not inserted into the water squeezing port 3, and the mop head 2 is located above the water squeezing port 3, fig. 23 shows a state where the mop head 2 is just inserted into the water squeezing port 3 for squeezing water and cleaning, and fig. 24 shows a state where the mop head 2 is withdrawn in a direction opposite to the water squeezing direction. The mop head 2 can be inserted and withdrawn, and repeated operation can be carried out.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and the directional terms are not intended to limit the scope of the present invention, but are intended to cover all equivalent changes and modifications of the structure, features and principles of the present invention.

Claims

1. The utility model provides a clean bucket, includes staving, bung, and the bung is equipped with the crowded water subassembly that supplies the crowded water mouth that the mop head passed and set up along crowded water route, its characterized in that: the water squeezing assembly comprises a parallel four-bar linkage mechanism and a water squeezing part, one side of the parallel four-bar linkage mechanism is used as a fixed side, the other side of the parallel four-bar linkage mechanism is used as a swinging side, the water squeezing part is arranged on the swinging side, and the parallel four-bar linkage mechanism supports the water squeezing part to move up and down in a translation mode so as to squeeze water and wash the cleaning body of the mop head.

2. The cleaning bucket according to claim 1, wherein: the water squeezing part comprises a first water squeezing area and a scraping brush cleaning area which are sequentially distributed from top to bottom and are arranged in a gradually receding way relative to the opposite side; or the water squeezing part comprises a first water squeezing area, a scraping brush cleaning area and a second water squeezing area which are sequentially distributed from top to bottom and are arranged in a gradually receding way relative to the opposite side; or the first water squeezing area, the second water squeezing area and the scraping and brushing cleaning area are distributed from top to bottom in sequence and are arranged relative to the opposite side in a gradually receding mode.

3. The cleaning bucket according to claim 2, wherein: for the first squeezing area and the second squeezing area, squeezing rollers or squeezing stems or a combination of the two structures are adopted.

4. The cleaning bucket according to claim 1, wherein: the water squeezing part comprises a plurality of water squeezing areas, each water squeezing area adopts a squeezing roller or a squeezing stem or the combination of the two structures, and each water squeezing area is distributed from top to bottom in sequence and is set back gradually relative to the opposite side.

5. The cleaning bucket according to claim 2 or 4, wherein: one or more water squeezing areas are provided with water guide structures, or the scraping and brushing cleaning area is provided with a water guide structure, or a water guide structure is arranged between the two areas, or the water guide structures are combined.

6. The cleaning bucket according to claim 5, wherein: the water guide structure adopts a structure that the water guide holes or the water guide surface or the water guide holes are arranged in front of the water guide surface and the water guide surface is arranged behind the water guide surface in a combined mode.

7. The cleaning bucket according to claim 6, wherein: the tail end water guide part of the water guide surface is in a shape of guiding water flow to flow away from the mop head.

8. The cleaning bucket according to claim 1, wherein: the fixed side of the parallel four-bar linkage mechanism is obliquely and backwards arranged from top to bottom, and two parallel swing rods of the parallel four-bar linkage mechanism are in a horizontal state in an initial state.

9. The cleaning bucket according to claim 1, wherein: the parallel four-bar linkage is a self-resetting parallel four-bar linkage.

10. The cleaning bucket according to claim 9, wherein: after the self-resetting parallel four-bar linkage mechanism is reset, the cross section of the water squeezing opening is in a small condition or a minimum condition.

11. The cleaning bucket according to claim 1, wherein: the parallel four-bar linkage mechanism comprises two U-shaped pieces, wherein a first U-shaped piece is positioned on the upper side of the parallel four-bar linkage mechanism, a second U-shaped piece is positioned on the lower side of the parallel four-bar linkage mechanism, the rear portion of the first U-shaped piece and the rear portion of the second U-shaped piece are respectively and rotatably connected with a shell of the water squeezing port to form a fixed side of the parallel four-bar linkage mechanism, and the front portion of the first U-shaped piece and the front portion of the second U-shaped piece are respectively and rotatably connected with the water squeezing portion to form.

12. The cleaning bucket according to claim 1 or 11, wherein: the water squeezing part comprises a water squeezing seat which is an assembly part or an integral part.

13. The cleaning bucket according to claim 12, wherein: the water squeezing seat is roughly stepped, the water squeezing seat is roughly divided into an upper part and a lower part by taking the step as a boundary, and the lower part of the water squeezing seat is closer to the fixed side than the upper part of the water squeezing seat; the middle upper part, the middle lower part or the middle lower part of the water squeezing seat is rotatably connected with the front part of the second U-shaped part, and the upper part of the water squeezing seat is rotatably connected with the front part of the first U-shaped part.

14. The cleaning bucket according to claim 13, wherein: the upper part of the water squeezing seat is provided with a first water squeezing area, the first water squeezing area is provided with a first squeezing roller, and the lower part of the water squeezing seat is provided with a scraping brush cleaning area.

15. The cleaning bucket according to claim 2 or 14, wherein: the wiper cleaning section includes an inclined portion and cleaning teeth provided on the inclined portion.

16. The cleaning bucket according to claim 14, wherein: the lower end of the lower part of the wringing seat is provided with a second wringing area, and the second wringing area is provided with a second squeezing roller.

17. The cleaning bucket according to claim 2 or 14, wherein: the first squeezing area is also provided with a first squeezing stem, and the first squeezing roller, the first squeezing stem and the scraping brush cleaning area are sequentially distributed from top to bottom and are arranged relative to the opposite side in a gradually receding mode.

18. The cleaning bucket according to claim 17, wherein: the front end face of the first extrusion stem and the front end face of the cleaning tooth part are approximately distributed on the same inclined plane.

19. The cleaning bucket according to claim 17, wherein: the first squeezing area is also provided with a second squeezing stem, the first squeezing roller, the second squeezing stem, the first squeezing stem and the scraping and brushing cleaning area are sequentially distributed from top to bottom and are arranged relative to the opposite side in a gradually receding mode, and the distance from the second squeezing stem to the opposite side is larger than or equal to the distance from the first squeezing roller to the opposite side.

20. The cleaning bucket according to claim 19, wherein: a water guide structure is arranged between the first extrusion roller and the second extrusion stem or between the second extrusion stem and the first extrusion stem, or both the first extrusion roller and the second extrusion stem are provided with water guide structures.

21. The cleaning bucket according to claim 1 or 11, wherein: the water squeezing device further comprises a first limiting structure, and the first limiting structure is used for limiting the amplitude of the movement of the water squeezing part towards the opposite side during water squeezing.

22. The cleaning bucket according to claim 21, wherein: the first limiting structure is a structure for limiting the upward swinging amplitude of the swing rod of the parallel four-bar linkage mechanism.

23. The cleaning bucket according to claim 22, wherein: the first limiting structure comprises bent parts arranged on two side arms of the first U-shaped part or transverse parts between the two side arms of the first U-shaped part, or bent parts arranged on two side arms of the second U-shaped part or transverse parts between the two side arms of the second U-shaped part, or the bent parts or the transverse parts are arranged on the two U-shaped parts, the bent parts are in limiting fit with two rear side vertical parts of a water squeezing frame of the water squeezing device when the bent parts swing to the upper limit positions on the two side arms, and the transverse parts are in limiting fit with the transverse parts or the vertical parts or both of the water squeezing frame of the water squeezing device when the bent parts swing to the upper limit positions on the two side arms.

24. The cleaning bucket according to claim 12, wherein: the parallel four-bar mechanism adopts a self-resetting structure: and a tension spring is arranged between the first U-shaped piece and the wringing seat, the upper end of the tension spring is connected with a first connecting part arranged in the middle of the first U-shaped piece, and the lower end of the tension spring is connected with a second connecting part arranged on the lower part of the wringing seat.

25. The cleaning bucket according to claim 12, wherein: the parallel four-bar linkage adopts a torsion spring structure: the torsion spring structure is arranged at the rotating part of the first U-shaped part, or at the rotating part of the second U-shaped part, or at both the rotating parts, the wringing shell is provided with a mounting hole which is rotatably connected with the rotating part, a gland is arranged at the outer side of the mounting hole, one leg of the torsion spring is fixedly connected with the rotating part, and the other leg of the torsion spring is fixedly connected with the wringing shell; the gland is connected with the wringing shell.

26. The cleaning bucket according to claim 2 or 4, wherein: the extrusion side of the water extrusion part comprises a vertical section and a backward inclined section which are sequentially connected from top to bottom from the side view.

27. The cleaning bucket according to claim 26, wherein: the first crowded water district is located vertical section, scrapes the brush clean area and locates backward slope section, or still has the crowded water district of second, and the crowded water district of second is located between vertical section and backward slope section, or the crowded water district of second locates the lower extreme of backward slope section, or does not scrape the brush clean area, and the substitute is along a plurality of squeeze rolls that backward slope section set gradually.

28. The cleaning bucket according to claim 27, wherein: the first squeezing area comprises a first squeezing roller and a first squeezing stem, the first squeezing stem is arranged at the lower end of the vertical section, the rolling surface of the first squeezing roller protrudes forwards relative to the first squeezing stem, and water outlets are formed below the first squeezing roller and on the rear side of the first squeezing stem.

29. The cleaning bucket according to claim 1, wherein: the barrel cover is circumferentially provided with two button holes which are symmetrically arranged around the center, two elastic buttons are respectively arranged at corresponding positions of the barrel body, the elastic buttons are of a semi-suspension structure with the lower ends connected in the up-down direction or of a middle suspension structure with two ends connected in the horizontal direction, and the barrel cover and the barrel body are elastically clamped with the corresponding button holes through the elastic buttons to realize detachable connection.

30. The cleaning bucket according to claim 29, wherein: two button holes set up along crowded water mouthful width direction, and the bung is equipped with the handle and leads the mouth of a river, and the handle sets up along crowded water mouthful width direction, and the front side of crowded mouth of a river is located to the mouth of a river of pouring into water.

31. The cleaning bucket according to claim 1, 29 or 30, wherein: the bung includes the handle, the handle be built-in structure, this built-in structure include that the bung is equipped with and accomodates the groove with the handle complex of packing up, set up the fixed column in the inboard of handle both sides stiff end, the fixed column is fixed with the corresponding connecting hole normal running fit that is located and accomodates the groove.

32. The cleaning bucket according to claim 31, wherein: handle fixed column one side set up the direction inclined plane accomodate the inslot side and set up open shape guide way with connecting hole upper portion, fixed column direction inclined plane and open shape guide way correspond and realize the assembly of elastic clamping and rotate and accomodate.

33. The cleaning bucket according to claim 31, wherein: the elastic button and the fixing column are arranged coaxially.

34. The cleaning bucket according to claim 31, wherein: the bung is equipped with the mouth of a river of falling, holds the inboard middle part in groove and offers the notch that is used for conveniently pulling up the handle, and crowded water mouth sets up between two parties, and the handle is located crowded mouth of a river rear side, and the mouth of a river of falling is located crowded mouth of a river front side.

35. The cleaning bucket according to claim 1, wherein: the barrel bottom of the barrel body is provided with a bridge bow-shaped elastic block, and two ends of the elastic block are fixedly connected with the barrel bottom.

36. The cleaning bucket according to claim 35, wherein: at least one guide rib is further arranged at each of the two ends of the elastic block.

37. The cleaning bucket according to claim 1, wherein: a fool-installing groove is circumferentially arranged on the outer side of the barrel cover, and a fool-installing part is correspondingly arranged on the part of the barrel body matched with the barrel cover.

38. The cleaning bucket according to claim 1, wherein: the middle part of the barrel cover is provided with a boss, the water squeezing port is positioned in the boss, the boss is circumferentially provided with a guide surface for guiding water to flow to the boss, and the joint of the guide surface and the circumferential side surface of the boss is provided with at least one water leaking port.

39. The cleaning bucket according to claim 1, wherein: the barrel cover is provided with a circumferential concave part, the barrel body is provided with a circumferential convex part, and the circumferential concave part is connected with the circumferential convex part in a sleeved mode.

40. A hand-free mop adopting the cleaning barrel of any one of claims 1 to 39, comprising a mop rod and a mop head, wherein the mop rod is connected with the mop head, and the mop rod is connected with the mop head to form two states of the mop head, one state is an unfolded state, and the other state is a folded state, and the hand-free mop is characterized in that: the mop head is matched with the cleaning barrel to realize water squeezing and cleaning of the cleaning body of the mop head in a retracted state.

41. The disposable mop of claim 40, wherein: the cleaning barrel is only provided with one water squeezing opening, and the mop head shares the same water squeezing opening and the cleaning barrel during cleaning or water squeezing.

42. The cleaning bucket according to claim 40, wherein: a rotation limiting structure is arranged between the mop head and the mop rod and is used for positioning the mop head when the two states are switched.

43. The cleaning bucket according to claim 42, wherein: the rotation limiting structure comprises an elastic piece and a first limiting block, the mop comprises a second limiting block, an elastic piece, the lower end of a mop rod is arranged on the first limiting block, the elastic piece provides elastic force for the first limiting block, the back face of the mop head is arranged on the second limiting block, the lower end of the mop rod is rotatably connected with the second limiting block, the first limiting block is provided with a first limiting face, the second limiting block is provided with a second limiting face and a third limiting face which are matched with the first limiting face, the second limiting face and the third limiting face are distributed according to the sequence along the rotation circumference of the mop head, the second limiting face is arranged along the length direction of the mop head, the third limiting face is arranged along the thickness direction of the mop head, the first limiting face can rotate to the third limiting face from the second limiting face under the external force effect and be matched with the third limiting face again to realize the use state of cleaning and squeezing, otherwise, the third limiting face rotates to the second limiting face and is matched with the second limiting face.

44. The cleaning bucket according to claim 42 or 43, wherein: and a one-way turnover structure for controlling the mop head to turn over only to one side of the water squeezing opening is also arranged.

45. The cleaning bucket according to claim 44, wherein: the tail end of the second limiting surface is provided with a protrusion for circumferential limiting arranged along the thickness direction of the mop head, and the first limiting block is provided with a matching surface matched with the protrusion for limiting.

46. The cleaning bucket according to claim 44, wherein: the one-way turnover structure comprises a mop rod head rod and a second limiting block, wherein planes are arranged on two sides of a U-shaped clamp at the front end of the mop rod head rod, a protruding platform corresponding to the second limiting block is arranged on the front side edge of the second limiting block, and the platform is matched with the planes to realize rotation limiting.

47. The cleaning bucket according to claim 40, wherein: the mop head comprises a cleaning body, a substrate and a back plate, the cleaning body is fixedly connected with the substrate, the substrate is positioned between the cleaning body and the back plate, and the substrate is detachably clamped with the back plate.

48. The cleaning bucket according to claim 47, wherein: the base plate back is equipped with a plurality of first joint portions, and these first joint portions all set up along base plate back length direction to distribute in the both sides at the base plate back, corresponding, the backplate medial surface is equipped with first joint portion joint complex second joint portion.

49. The cleaning bucket according to claim 48, wherein: be equipped with elastic construction between base plate and the backplate, elastic construction includes: one end of the substrate is provided with a sleeve joint part, and the other end of the back plate corresponding to the substrate is provided with an elastic part inserted into the sleeve joint part.

50. The cleaning bucket according to claim 49, wherein: the other end of the substrate is provided with a limit groove, and the other end of the back plate corresponding to the back plate is provided with a limit stop.

51. The cleaning bucket according to claim 49, wherein: the elastic part is an elastic part integrally formed with the back plate or an elastic part arranged separately.

52. The cleaning bucket according to any one of claims 47 to 51, wherein: further comprising: the base plate is provided with an elastic limit button which can be pressed for use, the back plate is provided with a limit hole which is correspondingly matched with the back plate for limiting, and the elastic limit button is used for limiting the movement of the base plate along the length direction of the back plate.

53. The cleaning bucket according to claim 52, wherein: the substrate is integrally formed with the elastic limit button, and the elastic limit button and the substrate are of a semi-suspension structure with one end connected or a middle suspension structure with two ends connected in the length direction.