CN220192942U - Folding foam mop - Google Patents

Abstract

The utility model relates to a folding foam mop, which comprises a mop rod, a folding mop head connected to the lower end of the mop rod, and a driving piece, wherein a foam wipe capable of being folded along with the folding mop head is arranged on the folding mop head, the driving piece is arranged on the mop rod and can move up and down, and the driving piece can move down to drive the foam wipe to swing along with the folding mop head to be in a folding state; the method is characterized in that: the foam cotton wiping object can shrink or stretch along the length direction of the foam cotton wiping object, and the lower movement of the driving piece can also drive the upper end of the folded foam cotton wiping object to shrink from top to bottom so as to realize water squeezing. The length of the foam cotton wiping article after being folded in half is shortened, water squeezing is realized by contracting along the length direction of the foam cotton wiping article, the same backlog quantity water squeezing effect is better, namely the same squeezing effect is achieved, the water squeezing stroke is greatly shortened, the water squeezing efficiency is higher, and the operation is more labor-saving.

Description

Folding foam mop

Technical Field

The utility model relates to a folding foam cotton handle, wherein the foam cotton can be collodion cotton, sponge, comfort cotton or the like.

Background

There are four general ways of squeezing water for foam cotton mops in the market at present: the first is hand-pulled squeezing type, such as a Chinese patent No. ZL 200920075021.4 (bulletin No. CN 201453183U) of the utility model "a collodion mop", which discloses such a hand-pulled squeezing type structure; the second is that the mop head is turned over and integrally squeezes the water, a series of patents applied by the applicant, including mop rod, foam cotton swing joint in the lower end of the mop rod, the mop rod has squeezing device that can slide up and down relative to mop rod, foam cotton can turn to its length direction and basically parallel to mop rod and align to the squeezing device, while squeezing water, the squeezing device slides up and down along the length direction of foam cotton to squeeze the bottom surface of foam cotton in order to realize squeezing water, while mopping the floor the foam cotton is totally separated from the squeezing device; the third is a double-folded squeezing type, such as a Chinese patent 'double-folded squeezing foam mop' with patent number ZL 200922496303.8 (bulletin number CN 212307743U), which discloses a double-folded squeezing structure, wherein a mop head after being folded is retracted into a sleeve, and foam is squeezed by the inner wall of the sleeve.

The first wringing structure has long transverse length of the whole wringing part, and is heavy; the second water squeezing structure is not easy to separate from the squeezing opening in the squeezing frame after the foam is hardened; the third type of squeezing structure is used for squeezing water along the thickness direction of the foam wiping object, the squeezing sleeve is required to run at least half of the length of the mop head, the foam mop squeezes water along the thickness direction, the deformation amount is small during squeezing water, the squeezing effect is poor, the squeezing stroke is long, and the operation is inconvenient.

The strip-shaped wiping article made of PVC (sponge or foam) has the advantages of good water absorption, dry and comfortable ground after mopping, difficult secondary treading and dirtying, better floor cleaning effect, and great resistance during mopping, especially mopping, and great resistance, so that mopping is quite laborious. The foam cotton wiping article and the plate of the mop head are fixed in the following mode, the back of the foam cotton wiping article is directly adhered and fixed with a connecting plate made of plastic materials by adopting glue, and then the connecting plate is fixed on the mop plate in a buckling mode. However, the adhesive force between the collodion cotton and the plastic connecting plate is poor, and in the self-squeezing process, larger pulling force can be generated between the foamed cotton and the plastic connecting plate, so that the foamed cotton is easy to separate from the plastic connecting plate, and the foamed cotton cannot be normally used due to damage. The glue used for bonding has pungent taste, is easy to volatilize, is harmful to human bodies, and is not environment-friendly.

In view of the above, the prior foam mop head can be further improved.

Disclosure of Invention

The first technical problem to be solved by the utility model is to provide a folding foam mop with a brand new structure for changing the water squeezing mode of the traditional folding foam mop.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: the folding foam mop comprises a mop rod, a folding mop head connected to the lower end of the mop rod, and a driving piece, wherein foam wipes which can be folded along with the folding mop head are arranged on the folding mop head, the driving piece is arranged on the mop rod and can move up and down, and the driving piece moves down to drive the foam wipes to swing along with the folding mop head to be in a folding state; the method is characterized in that: the foam cotton wiping object can shrink or stretch along the length direction of the foam cotton wiping object, and the lower movement of the driving piece can also drive the upper end of the folded foam cotton wiping object to shrink from top to bottom so as to realize water squeezing.

As an improvement, the folding mop head comprises a bracket, wherein the left side and the right side of the bracket are hinged with folding parts capable of swinging through hinge shafts, the foam cotton wiping object is restrained on the folding parts, and a holding structure which enables the folding parts to keep horizontal trend is arranged in the bracket. The setting of support provides suitable installation position for the folding portion, and the support is also convenient to be connected with the mop pole simultaneously. The retaining structure enables the folding part to keep a horizontal trend, so that the folding mop head is convenient to keep in an unfolding state, and the mopping operation is facilitated.

Further improved, the folding portion is in a shaft shape, a notch for the support to be arranged in is formed in the middle of the foam cotton wiping article, the foam cotton wiping article surrounds the periphery of the folding portion and is positioned on the left side and the right side of the notch, insertion holes for the folding portion to be inserted are formed in the foam cotton wiping article, the folding portion swings downwards to be vertical relative to the support, the insertion holes of the foam cotton wiping article are upwards after being folded in the middle, two folding portions are vertically inserted into the insertion holes, and plugs for blocking the foam cotton wiping article are arranged at the outer ends of the folding portions.

The foam wiping article is wrapped around the periphery of the folding part, the mop head can be cleaned in the circumferential direction of 360 degrees, the cleaning positions are more, and the cleaning of corners, the bottom of the table top or the top of the cabinet is easy. The plug supports the lower end of the foam cotton wiping article, is favorable for the driving piece to press down the upper end of the folded foam cotton wiping article for a time, and is favorable for the folded foam cotton wiping article to shrink from top to bottom to realize water squeezing. During the equipment, with the folding portion relative support downward swing to vertical, the foaming cotton wiper of fifty percent discount makes the jack upwards, and two folding portions can vertically insert in the jack, reuse end cap and folding portion end connection retrain the foaming cotton wiper, convenient equipment.

Still further improve, above-mentioned still include the polylith reinforcing plate, the reinforcing plate is passed to the folding portion, the reinforcing plate can only follow folding portion length direction and remove, and specifically can open on the folding portion has spacing groove or spacing muscle that sets up along its length direction, the hole wall of reinforcing plate is equipped with spacing muscle or spacing groove of inserting in the spacing groove. The cooperation of spacing groove and spacing muscle ensures that the foaming cotton is cleaned the thing and can not rotate around self axis relative folding portion, drags the foaming cotton and cleans the thing and run the position in-process, does benefit to and drags the ground cleaner. The plug forms a barrier to the reinforcing plate at the outer end, and the driving piece acts on the reinforcing plate at the inner end when moving downwards. The strength at both ends of the foam wipe can be enhanced by the arrangement of the reinforcing plate, and both ends of the foam wipe are not easy to be worn in the process of extrusion shrinkage along the length direction. The reinforcing plate can be fixed on the foam wiping article in an adhesive mode, or formed in the foam wiping article in an insert mode, so that the reinforcing plate is bonded without glue, is more environment-friendly, and can be fixed after one-time forming. Of course, the reinforcing plate may also be in contact with only two ends of the foam wipe, and need not be secured together.

And in addition, the upper part of the reinforcing plate positioned at the inner end is inclined to one side to form an abdication inclined plane, and a gap for inserting a driving piece is formed between the abdication inclined plane and the bracket under the state that the folding part is kept horizontal. The setting of the inclined plane of stepping down makes things convenient for the driving piece to insert, and because it is the inclined plane, when doing benefit to the driving piece to move down, promotes foaming cotton wipe and follows folding portion downward swing, and the operation is more laborsaving.

Preferably, the holding structure is a torsion spring provided on the hinge shaft. The torsion spring is adopted as the holding mode to be the simplest.

Although the holding structure is used for holding the double-folded mop head so that the double-folded mop head is kept horizontal and is beneficial to mopping, the mop is not problematic when the mop is pulled forward due to the holding structure, and the blocking part of the double-folded mop head can be forced to swing downwards due to friction resistance between the bottom surface and the wiping object when the mop is pulled backward, so that mopping is affected.

According to the present situation, the locking piece capable of moving forwards and backwards is restrained in the support, the outer end of the locking piece moves forwards and stretches out of the side wall of the support to form the triggering portion, the locking piece keeps forward trend under the action of the supporting spring, the folding portion is locked to prevent the folding portion from swinging towards the folding direction when the locking piece moves forwards, in the downward moving process of the driving piece, the locking piece is triggered to move inwards and unlock firstly, and the driving piece is moved downwards continuously and then the folding portion is driven to swing downwards. The setting of locking piece ensures that the blocking part prevents its swing under the expansion state, and locking piece and driving piece cooperation in addition, and the driving piece moves down the in-process, triggers the locking piece and removes the interior lock earlier, continues to move down the driving piece and drives folding portion swing down again, can not influence the flexible wringing after the fifty percent discount again. When moving upwards, the folding part is unfolded horizontally and reset, and then the locking part is reset and locked again.

As the preference of the locking structure between the locking piece and the folding parts, the inner ends of the two folding parts are respectively provided with a first blocking part extending inwards, and the locking piece is provided with two second blocking parts respectively matched with the first blocking parts; the second blocking part is positioned above the first blocking part to block the folding part from swinging in the outward moving state of the locking part; in the locking piece inward movement state, the second blocking part and the first blocking part are dislocated and do not block the swinging of the folding part. Of course, the locking means may evolve many similar structures, which are not all described in detail.

As another structural form of the retaining structure, the retaining structure comprises a first swing rod, a second swing rod and a reset spring, wherein the upper end of the first swing rod is hinged to the support, the lower end of the first swing rod is mutually inserted with the upper end of the second swing rod, the inner ends of the folding parts are respectively provided with a connecting part extending inwards, the lower end of the second swing rod is hinged to the connecting part, and the support spring is supported between the first swing rod and the second swing rod to keep the first swing rod and the second swing rod away from each other.

Preferably, the driving piece is sleeved outside the mop rod, the driving piece is better in integrity and strength, a positioning structure capable of positioning the driving piece at an upward moving position is arranged between the driving piece and the mop rod, and when the driving piece is at the upward moving position, the folding part is kept in a horizontal unfolding state. The positioning structure positions the driving piece at the upward moving position, so that a user can push the driving piece with a certain force, and the driving piece is prevented from easily sliding down to influence the mopping.

Compared with the prior art, the foam cotton mop cleaning tool has the advantages that:

1. compared with the traditional foam cotton mop cleaning tool, the novel foam cotton mop cleaning tool is a brand new water squeezing mode, when in water squeezing operation, the driving piece is pushed to move downwards, the foam cotton wiping object swings downwards along with the folding part to be in a folded state, the foam cotton wiping object is passively folded to squeeze out part of water, and the driving piece is further pushed to move downwards to drive the upper end of the folded foam cotton wiping object to shrink from top to bottom to achieve water squeezing. The length of the foam cotton wiping article after being folded in half is shortened, water squeezing is realized by contracting along the length direction of the foam cotton wiping article, the same backlog quantity water squeezing effect is better, namely the same squeezing effect is achieved, the water squeezing stroke is greatly shortened, the water squeezing efficiency is higher, and the operation is more labor-saving.

2. When the mop head is extruded along the length direction of the foam cotton wiping object, the foam cotton wiping object deforms in the length direction to realize water extrusion, the extrusion quantity of the foam cotton wiping object is large, the section of the foam cotton wiping object is small, the extrusion force required by unit length is small, and the water extrusion effect of the mop head is better.

Drawings

FIG. 1 is a schematic perspective view of a preferred embodiment of the present utility model (folded portion horizontal, drive member up state);

FIG. 2 is a cross-sectional view of a preferred embodiment of the utility model (fold horizontal, drive up);

FIG. 3 is a schematic perspective view of a preferred embodiment of the present utility model (with the fold horizontal and the drive member moved downward);

FIG. 4 is a cross-sectional view of a preferred embodiment of the present utility model (folded portion horizontal, drive member lowered);

FIG. 5 is a schematic perspective view of a preferred embodiment of the present utility model (folded portion in a vertically unaddressed state);

FIG. 6 is a cross-sectional view of a preferred embodiment of the present utility model (folded portion in a vertically unaddressed state);

FIG. 7 is a schematic perspective view of a preferred embodiment of the present utility model (foam wipe contracted water squeeze state);

FIG. 8 is a front-rear sectional view (folded portion horizontal, driving member up state) of the preferred embodiment of the present utility model;

fig. 9 is a cross-sectional view of the preferred embodiment of the present utility model taken along the front-rear direction (folded portion horizontal, driver downward state);

FIG. 10 is a schematic view of the assembly of a foam wipe in accordance with a preferred embodiment of the present utility model;

FIG. 11 is a perspective partially exploded view of a mop head according to a preferred embodiment of the present utility model;

FIG. 12 is a schematic view showing a locked state of the locking member in the preferred embodiment of the present utility model;

FIG. 13 is a schematic view of unlocking a locking member in accordance with a preferred embodiment of the present utility model;

FIG. 14 is an exploded perspective view of a mop head in accordance with the preferred embodiment of the present utility model;

FIG. 15 is a partially exploded view of a mop head according to a second embodiment of the present utility model (folded sheet horizontal);

fig. 16 is a partially exploded view of a mop head (folded panel vertical) in a second embodiment of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

As shown in fig. 1-14, is a preferred embodiment of the present utility model.

The folding foam mop comprises a mop rod 1, a folding mop head connected to the lower end of the mop rod 1, and a driving piece 2, wherein a foam wipe 3 which can be folded along with the folding mop head is arranged on the folding mop head, the driving piece 2 is arranged on the mop rod 1 and can move up and down, and the driving piece 2 moves down to drive the foam wipe 3 to swing along with the folding mop head to be in a folding state; the foam cotton wiping object 3 can shrink or stretch along the length direction, and the lower movement of the driving piece 2 can also drive the upper end 3b of the folded foam cotton wiping object 3 to shrink from top to bottom so as to realize water squeezing.

The folding mop head in the embodiment comprises a support 4, wherein the support 4 is connected to the lower end of a mop rod and can only swing left and right, folding parts 5 capable of swinging are hinged to the left side and the right side of the support 4 through hinge shafts 51, foam cotton wiping objects 3 are restrained on the folding parts 5, and a holding structure for enabling the folding parts 5 to keep a horizontal trend is arranged in the support 4. The folding portion 5 is the axiality, the middle part of foaming cotton wiping article 3 has the breach 31 that supplies support 4 to arrange in it, foaming cotton wiping article 3 is around cladding in folding portion 5 periphery, is located the left and right sides of breach 31 all be equipped with in the foaming cotton wiping article 3 and supply folding portion 5 male jack 32, at folding portion 5 relative support 4 down swing to vertical, along the jack 32 up of foaming cotton wiping article 3 after the middle part fifty percent discount, two folding portions 5 vertical insertion in jack 32 to be equipped with the end cap 52 that forms the stopper to foaming cotton wiping article 3 at folding portion 5's outer end.

The foam cotton wiping article 3 is fixedly provided with a plurality of reinforcing plates 6, the folding parts 5 penetrate through the reinforcing plates 6, the reinforcing plates 6 can only move along the length direction of the folding parts 5, specifically, the folding parts 5 are provided with limiting grooves 55 or limiting ribs arranged along the length direction of the folding parts, and the inner hole walls of the reinforcing plates 6 are provided with limiting ribs 62 inserted into the limiting grooves 55. The plugs 52 form a barrier for the reinforcement plate 6 at the outer end, and the drive element 2 acts on the reinforcement plate 6 at the inner end when it is moved downwards. The upper part of the reinforcing plate 6 at the inner end is inclined to one side to form a relief slope 61, and a gap X for inserting the driving member 2 is formed between the relief slope 61 and the bracket 4 in a state where the folded part 5 is kept horizontal.

The holding structure in this embodiment is a torsion spring 7 provided on the hinge shaft 51.

The locking piece 8 which can only move forwards and backwards is restrained in the support 4, the locking piece 8 can be restrained in the support 4 by adopting a shaft hole guide structure, the outer end of the locking piece 8 moves forwards and stretches out of the side wall of the support 4 to form a trigger part 81, the upper surface and the lower surface of the trigger part 81 are inclined planes, the locking piece 8 keeps forward movement trend under the action of a supporting spring 10, the folding part 5 is locked to prevent the folding part from swinging towards the folding direction when the locking piece 8 moves forwards, in the downward movement process of the driving piece 2, the locking piece 8 is triggered to move inwards and unlock firstly, and the driving piece 2 is continuously moved downwards to drive the folding part 5 to swing downwards.

The inner ends of the two folding parts 5 are respectively provided with a first blocking part 53 extending inwards, and the locking piece 8 is provided with two second blocking parts 82 matched with the first blocking parts 53 respectively; in the outward moving state of the locking member 8, the second blocking portion 82 is located above the first blocking portion 53 to block the swing of the folded portion 5; in the state in which the locking member 8 is moved inward, the second blocking portion 82 is displaced from the first blocking portion 53 and does not block the swing of the folded portion 5.

The driving piece 2 is sleeve-shaped and sleeved outside the mop rod 1, a positioning structure capable of positioning the driving piece 2 at an upward moving position is arranged between the driving piece 2 and the mop rod 1, and when the driving piece 2 is at the upward moving position, the folding part 5 is kept in a horizontal unfolding state. The positioning structure can adopt the prior art, and is simplest to fix the elastic buckle 11 on the mop rod 1, the elastic bayonet 21 is arranged in the driving piece 2, when the driving piece 2 is in the upward displacement position, the elastic buckle 11 is scratched into the elastic bayonet 21, and a certain force is needed to push down the driving piece 2 to enable the driving piece 2 to move downwards relative to the mop rod 1. Of course, a key unlocking locking structure can be adopted, and reference can be made to the prior art.

The working principle and the working process of the foam cotton mop cleaning tool are as follows:

during assembly, as shown in fig. 10, the driving piece 2 moves downwards to push the folding parts 5 to swing downwards to be vertical relative to the support 4, the insertion holes 32 of the foam cotton wiping objects 3 folded in half along the middle part are upwards, the two folding parts 5 are vertically inserted into the insertion holes 32, the plugs 52 are arranged at the outer ends of the folding parts 5, the plugs 52 form a barrier for the reinforcing plates 6 positioned at the outer ends on the foam cotton wiping objects 3, and the assembly is completed.

During cleaning, as shown in fig. 1 and 2, the driving member 2 is in an upward moving position, the foam cotton wipe 3 is kept horizontally unfolded along with the folding portion 5 under the action of the torsion spring 7, meanwhile, the locking member 8 is in an outward moving initial position under the action of the supporting spring 10, and the second blocking portion 82 is located above the first blocking portion 53 to block the folding portion 5 from swinging, so that the folding portion 5 is ensured not to swing during mopping, and cleaning operation can be performed.

When squeezing water, as shown in fig. 3-7, the driving member 2 is pushed down, the driving member 2 moves down, the trigger part 81 is pushed to overcome the elasticity of the supporting spring 10 to shrink inwards, the locking member shrinks inwards, and the second blocking part 82 and the first blocking part 53 are dislocated to not block the folding part 5 from swinging any more; continuing to push down the driving piece 2, the driving piece 2 moves down further, the bottom edge of the driving piece 2 pushes and acts on the reinforcing plate 6 at the inner end, the foam cotton wiping object 3 swings to be vertical along with the folding part 5, and then moves down further, and the upper end 3b of the folded foam cotton wiping object 3 is driven to shrink from top to bottom to realize squeezing. Then the driving piece 2 is moved up and down within a certain range, the upper end 3b of the folded foam cotton wiping article 3 is repeatedly contracted from top to bottom, and finally the squeezing is completed.

Compared with the traditional foam mop head, only the bottom surface of the foam wiping object 3 is cleaned, the foam wiping object 3 of the scheme is wrapped around the periphery of the folding part 5, the mop head can be cleaned in the circumferential direction of 360 degrees, the cleaning positions are more, and the cleaning of corners, the bottom of a table top or the top surface of a cabinet is easy; the foam cotton wiping object 3 is wrapped around the periphery of the folding part 5, and is not easy to separate from the folding part 5 when squeezing water; and the connection between the foam cotton wiping object 3 and the folding part 5 does not use glue, which is more environment-friendly.

As shown in fig. 15 to 16, a second embodiment of the present utility model is shown.

The present embodiment differs from the first embodiment in that: the retaining structure comprises a first swing rod 9a, a second swing rod 9b and a return spring 9c, wherein the upper end of the first swing rod 9a is hinged to the support 4, the lower end of the first swing rod 9a and the upper end of the second swing rod 9b are mutually inserted and matched, the inner ends of the folding parts 5 are respectively provided with a connecting part 54 extending inwards, the lower end of the second swing rod 9b is hinged to the connecting parts 54, and the return spring 9c is supported between the first swing rod 9a and the second swing rod 9b to enable the first swing rod and the second swing rod to keep away from each other.

This embodiment is less self-locking than the first embodiment and operates in a similar manner to the rest of the principle.

It should be noted that, in the description of the present embodiment, the directions or positional relationships indicated by the terms "front, rear", "left, right", "inner, outer", "upper, lower", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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.

Claims (10)

1. The utility model provides a folding foam mop, includes mop pole (1), connects folding mop head, the driving piece (2) of mop pole (1) lower extreme, install foam wiper (3) that can follow folding mop head fifty percent discount on the folding mop head, driving piece (2) are installed on mop pole (1) and can reciprocate, and driving piece (2) moves down and can drive foam wiper (3) and swing along with folding mop head and be in the fifty percent discount state; the method is characterized in that: the foam cotton wiping object (3) can shrink or stretch along the length direction, and the downward movement of the driving piece (2) can also drive the upper end (3 b) of the folded foam cotton wiping object (3) to shrink from top to bottom so as to squeeze water.

2. The doubled-over foam mop of claim 1, wherein: the folding mop head comprises a support (4), wherein the left side and the right side of the support (4) are hinged with folding parts (5) capable of swinging through hinge shafts (51), the foam cotton wiping object (3) is restrained on the folding parts (5), and a holding structure for enabling the folding parts (5) to keep horizontal trend is arranged in the support (4).

3. The doubled-over foam mop of claim 2, wherein: the folding portion (5) is the axiality, the middle part of foaming cotton wiping article (3) has and supplies support (4) to arrange breach (31) in it, foaming cotton wiping article (3) are around cladding in folding portion (5) periphery, are located both sides about breach (31) foaming cotton wiping article (3) in all be equipped with in confession folding portion (5) male jack (32), in folding portion (5) relative support (4) downward swing to vertical, along jack (32) up of foaming cotton wiping article (3) after the middle part fifty percent discount, two folding portion (5) vertical inserts in jack (32) to be equipped with in the outer end of folding portion (5) and form plug (52) that blocks foaming cotton wiping article (3).

4. A two-in-one foam mop according to claim 3, wherein: the folding mechanism further comprises a plurality of reinforcing plates (6), the folding portion (5) penetrates through the reinforcing plates (6), the reinforcing plates (6) can only move along the length direction of the folding portion (5), the plugs (52) form blocking to the reinforcing plates (6) located at the outer ends, and the driving piece (2) acts on the reinforcing plates (6) located at the inner ends when moving downwards.

5. The doubled-over foam mop of claim 4, wherein: the upper part of the reinforcing plate (6) at the inner end is inclined to one side to form a yielding inclined surface (61), and a gap (X) for inserting the driving piece (2) is formed between the yielding inclined surface (61) and the bracket (4) under the state that the folding part (5) is kept horizontal.

6. The doubled-over foam mop of claim 2, wherein: the holding structure is a torsion spring (7) arranged on the hinge shaft (51).

7. The doubled-over foam mop of claim 2, wherein: the locking piece (8) capable of moving forwards and backwards is restrained in the support (4), the outer end of the locking piece (8) moves forwards to extend out of the side wall of the support (4) to form a triggering part (81), the locking piece (8) keeps forward trend under the action of the supporting spring (10), the folding part (5) is locked to prevent the folding part from swinging towards the folding direction when the locking piece (8) moves forwards, in the downward moving process of the driving piece (2), the locking piece (8) is triggered to move inwards and unlock firstly, and the driving piece (2) is continuously moved downwards to drive the folding part (5) to swing downwards.

8. The doubled-over foam mop of claim 7, wherein: the inner ends of the two folding parts (5) are respectively provided with a first blocking part (53) extending inwards, and the locking piece (8) is provided with two second blocking parts (82) which are matched with the first blocking parts (53); the second blocking part (82) is positioned above the first blocking part (53) to block the swing of the folding part (5) in the outward moving state of the locking piece (8); in the inward movement state of the locking piece (8), the second blocking part (82) and the first blocking part (53) are dislocated and do not block the swinging of the folding part (5).

9. The doubled-over foam mop of claim 2, wherein: the holding structure comprises a first swing rod (9 a), a second swing rod (9 b) and a return spring (9 c), wherein the upper end of the first swing rod (9 a) is hinged to the support (4), the lower end of the first swing rod (9 a) and the upper end of the second swing rod (9 b) are mutually inserted, the inner ends of the folding parts (5) are respectively provided with a connecting part (54) extending inwards, the lower end of the second swing rod (9 b) is hinged to the connecting parts (54), and the return spring (9 c) is supported between the first swing rod (9 a) and the second swing rod (9 b) to enable the two to keep away from each other.

10. The doubled-over foam mop of claim 2, wherein: the mop is characterized in that the driving piece (2) is sleeved outside the mop rod (1), a positioning structure capable of positioning the driving piece (2) at an upward moving position is arranged between the driving piece (2) and the mop rod (1), and when the driving piece (2) is at the upward moving position, the folding part (5) is kept in a horizontal unfolding state.