CN103040420B

CN103040420B - Collapsible dedusting duster

Info

Publication number: CN103040420B
Application number: CN201110315034.6A
Authority: CN
Inventors: 杨雅菁; 林白庸; 潘毅钧
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-10-17
Filing date: 2011-10-17
Publication date: 2015-11-25
Anticipated expiration: 2031-10-17
Also published as: CN103040420A

Abstract

The invention discloses a kind of collapsible dedusting duster, referring to that a kind of single or double fine hair of can selecting via folding also can change the dedusting duster of length especially; Be contained in a fixture both-end and form an articulated section and an engaging portion respectively, the supply of this engaging portion is in conjunction with a handle, this articulated section hub setting one turns down part, and described fixture and turnover part are nested with the dedusting duster cover that is covered with fine hair, this turnover part can be rocked between fixture in a linear state, and dedusting duster is overlapped in straightened condition to increase dedusting duster, this turnover part also can be rocked to overlapping with fixture, and make dedusting duster overlap in folded state to shorten dedusting duster, promote the convenience on using according to this.

Description

Folding dust removing duster

Technical Field

The invention provides a folding type duster, in particular to a duster which can select single-sided or double-sided fluff through folding and can change the length, and particularly relates to a grip, a fixed part, a turnover part and a duster sleeve which form the duster.

Background

According to the prior art, the dust removing duster is mainly composed of a dust removing duster sleeve with dust adsorption capability and a handle for supporting and fixing the dust removing duster sleeve, and the surface of the dust removing duster sleeve is provided with a fluff layer or a cloth strip layer. Before the dust removing duster sleeve is used, the tail end of the handle is required to be inserted into the inner space of the dust removing duster sleeve, and the tail end of the dust removing duster sleeve is hooked on the barb arranged at the middle section of the handle, so that the dust removing duster sleeve can be stretched and straightened, and a user can wave the rear end of the handle by hand, so that a fluff layer or a cloth strip layer on the surface of the dust removing duster sleeve can adsorb dust; when the dedusting duster sleeve is dirty, the dedusting duster sleeve can be directly detached from the handle and replaced by a new dedusting duster sleeve, thus meeting the requirement of environmental protection.

The dust removing duster sleeve of the dust removing duster can achieve the effect of absorbing dust mainly through two ways, one way is to absorb dust by utilizing the fiber structure of the fluff layer, and the other way is to absorb dust with negative charges by utilizing positive charges carried by the fluff layer.

The existing dust removal whisk on the market is divided into long dust removal whisk and short dust removal whisk, and the long dust removal whisk is beneficial to cleaning large-area surfaces but not beneficial to cleaning complex surfaces; on the contrary, the short dust removal whisk is beneficial to cleaning complex surfaces but not beneficial to cleaning large-area surfaces; in addition, most of the fluff layer or the cloth strip layer is evenly distributed on the upper surface and the lower surface of the dedusting duster sleeve, so that fluff or cloth strips are distributed on the periphery of the handle to be beneficial to cleaning dust in various dead angles, but the fluff layer or the cloth strip layer is formed on the upper surface and the lower surface of the dedusting duster sleeve, so that the dedusting duster generates a certain thickness and is difficult to stretch into narrow and narrow slits.

In view of this, there are dust removing whisks in the market, in which a fluff layer or a cloth strip layer is arranged on a single surface of a dust removing whisk sleeve, so that the thickness of the dust removing whisk can be effectively reduced to facilitate the dust removing whisk to extend into a narrow slit to be cleaned, but the dust removing whisk with double-sided fluff layers or cloth strip layers originally facilitates the cleaning of various dead corners of dust. Therefore, the above problems are the difficulties to be solved by those skilled in the art.

Disclosure of Invention

In order to solve the technical problems, the invention provides a dust removing duster which can select single-sided or double-sided fluff through folding and can change the length, so as to overcome the problem that the traditional dust removing duster in the prior art is difficult to have the capability of cleaning large-area surfaces and complex surfaces, and overcome the problem that the traditional dust removing duster is difficult to have the capability of cleaning dust at various dead corners and stretching into narrow slits.

In order to achieve the above object, the present invention provides a foldable duster, comprising:

a grip;

a fixing piece, both ends of which are respectively provided with a pivoting part and a buckling part for combining with the handle;

a turnover piece, which is pivoted on the pivoting part; and

the dedusting duster sleeve is provided with a sleeve body sleeved on the fixed piece and the turnover piece, and the outer surface of the sleeve body is provided with a fluff layer or a cloth strip layer; the turnover piece can swing to be in a straight line state with the fixed piece, so that the dust removing whisk sleeve is in a straight state to increase the dust removing whisk to be beneficial to cleaning large-area surfaces, and the turnover piece can swing to be overlapped with the fixed piece to cause the dust removing whisk sleeve to be in a folded state to shorten the dust removing whisk to be beneficial to cleaning complex surfaces.

By means of the handle, the fixed part and the turnover part, the handle of the duster is combined, when the turnover part is adjusted to increase the duster, the fluff layer or the cloth strip layer can be positioned on the single side surface of the fixed part and the turnover part, so that the fluff layer or the cloth strip layer can be favorably cleaned by extending the fixed part and the turnover part into a narrow slit, and a large-area surface can be cleaned by using the duster sleeve; when the turning piece is adjusted to shorten the dedusting duster, the fluff layer or the cloth strip layer can be positioned on the two side surfaces of the dedusting duster, so that fluff or a plurality of cloth strips are distributed on the periphery of the dedusting duster, thereby being beneficial to cleaning dust in various dead angles and being capable of cleaning complex surfaces by utilizing the dedusting duster sleeve.

Therefore, the invention can make the fluff layer or the cloth strip layer positioned on the surface of one side or two sides of the dedusting whisk by folding the fixed piece and the turnover piece, change the length of the dedusting whisk, is beneficial to cleaning large-area and complex surfaces, can clean dust in various dead angles and stretch into narrow slits to clean, overcomes the problem that the traditional dedusting whisk is difficult to clean large-area surfaces and complex surfaces, overcomes the problem that the traditional dedusting whisk is difficult to clean dust in various dead angles and stretch into narrow slits to clean, and further improves the convenience in use; in addition, after the dust removing whisking sleeve is dirty, the handle, the fixing piece and the turning piece can be kept, and a new dust removing whisking sleeve is replaced, so that the requirement of environmental protection is met.

The following further illustrates embodiments of the invention:

in one embodiment, the buckling part is provided with a containing groove which is opened towards the handle direction, two symmetrical ports which are communicated with the outside are formed on the inner wall of the containing groove, one end of the handle is provided with a joint part which is embedded in the containing groove, the joint part forms two symmetrical elastic hook parts, and the hook parts are respectively and elastically arranged in the ports and exposed to the outside; therefore, the joint part can be separated from the containing groove by pressing the hook part, so that the grip is convenient to replace.

In another embodiment, the present invention further comprises:

the two ends of the folding piece are respectively provided with a terminal part and a shaft part, the folding piece is pivoted on the pivoting part by the shaft part, and the two ends of the shaft part are respectively provided with a first buckling groove which is opened towards the opposite direction of the terminal part and a second buckling groove which is opened towards the direction of the terminal part;

a channel formed in the fixing piece and communicated between the pivoting part and the position of the dust removing duster, which is adjacent to the handle;

a guide opening formed on the dust removing duster at the position adjacent to the handle and communicated with the channel;

the supporting rod is arranged in the channel in a sliding mode in a mode of loading elastic force towards the direction of the pivoting part, and is elastically inserted into the first buckling groove or the second buckling groove through the pivoting part so as to brake the turnover piece to swing; and

the contact piece is arranged on the supporting rod and is exposed outside through the guide opening so as to be touched by a hand, and the supporting rod is driven to be separated from the first buckling groove or the second buckling groove in the direction opposite to the pivoting part so as to release the turnabout of the turnover piece.

In yet another embodiment, the present invention further comprises:

the containing groove is formed inside the position, close to the handle, of the dust removing duster and is communicated between the channel and the guide port;

the upper inclined plane is arranged at the top of the supporting rod, faces the direction of the turnover piece and is positioned in the accommodating groove; and

the lower inclined plane is arranged at the bottom of the touch piece and faces the handle direction, the touch piece is arranged on the upper inclined plane of the support rod in a sliding mode through the lower inclined plane, and the lower inclined plane moves downwards to drive the upper inclined plane to drive the support rod to move towards the opposite direction of the pivoting part.

In practice, a positioning hole is formed on the top of the terminal part, and a hook capable of being inserted into the positioning hole is formed on the top of the fixing part.

In implementation, the fixed piece and the turnover piece are in flat strip shapes.

In practice, the sleeve body is formed by laminating a first cloth piece and a second cloth piece, an accommodating space is formed between the first cloth piece and the second cloth piece, and a communicating accommodating space is formed between the end sides of the first cloth piece and the second cloth piece and is used for placing and drawing the sleeve openings of the turnover piece and the fixing piece.

In implementation, the first cloth piece and the second cloth piece are heated and pressed together to form a plurality of heat sealing nodes to be attached into a whole, and a reducing neck opening for interfering the movement of the turnover piece is formed between the heat sealing nodes on the two sides of the middle section of the sleeve body in the accommodating space.

In practice, the fluff layer or the cloth strip layer can be attached to the bottom surface of the sleeve body.

In practice, the periphery of the sleeve body is in a contour of a continuous concave-convex arrangement type, and the fluff of the fluff layer is distributed in a staggered type along with the concave-convex arrangement of the contour.

Drawings

FIG. 1 is a perspective view of a preferred embodiment of the present invention;

FIG. 2 is a perspective view of the handle of FIG. 1;

FIG. 3 is an exploded perspective view of FIG. 2;

FIG. 4 is a bottom perspective view from another perspective of FIG. 2;

FIG. 5 is an exploded perspective view of the duster cover of FIG. 1;

FIG. 6 is a front view of FIG. 1;

FIG. 7 is a top view of FIG. 6;

FIG. 8 is a sectional view A-A of FIG. 7;

FIG. 9 is a cross-sectional view of the use condition of FIG. 8;

FIG. 10 is an enlarged partial cross-sectional view of FIG. 8;

FIG. 11 is an enlarged partial cross-sectional view of FIG. 9;

FIG. 12 is another use condition cross-sectional view of FIG. 8;

FIG. 13 is a further use condition cross-sectional view of FIG. 8;

FIG. 14 is a perspective view of the use condition of FIG. 2;

FIG. 15 is a perspective view of the use condition of FIG. 1;

FIG. 16 is a top view of an additional embodiment of FIG. 7;

FIG. 17 is a top view of another additional embodiment of FIG. 7;

FIG. 18 is a cross-sectional view of an additional embodiment of FIG. 10.

[ description of main element symbols ]

1. A grip;

11. a joint portion;

111. a hook part;

112. convex particles;

12. hoisting holes;

2. a fixing member;

20. a channel;

201. an opening;

202. a guide groove;

21. a pivot part;

211. a bearing plate;

212. a pivot hole;

213. a column shaft;

22. a buckling part;

23. a containing groove;

231. a notch;

232. a notch;

24. a port;

25. a guide port;

26. a hook is clamped;

3. a turnover piece;

31. a terminal portion;

311. positioning holes;

32. a shaft portion;

320. a shaft hole;

321. a first catching groove;

322. a second catching groove;

4. a support bar;

41. a joining section;

42. a push-contact portion;

421. an upper inclined plane;

43. a buckle part;

5. a touch piece;

51. a lower inclined plane;

6. a stopper;

7. a spring;

8. a whisk sleeve;

80. an accommodating space;

801. reducing the diameter of the neck opening;

81. a sleeve body;

811. a first fabric sheet;

812. a second fabric sheet;

813. cloth strips;

82. looping;

83. a fluff layer;

83a, a cloth strip layer;

84. 84a, 84b, 84c, heat seal nodes;

85. and (6) heat sealing the wire.

Detailed Description

The present invention is further described with reference to the following drawings and specific examples so that those skilled in the art can better understand the present invention and can practice the present invention, but the examples are not intended to limit the present invention.

Referring to fig. 1, a perspective view of a preferred embodiment of the invention is shown, and fig. 2 to 8 are combined to illustrate the foldable duster of the invention, which comprises a handle 1, a fixed part 2, a turning part 3, a central channel 20, a guide port 25, a support rod 4, a triggering part 5 and a duster sleeve 8; wherein,

the handle 1 may be in the form of a hollow long cylinder, and both ends of the handle 1 respectively form a joint part 11 and a hanging hole 12, the joint part 11 extends towards the fixing part 2 to form two symmetrical elastic hook parts 111, and the duster can be hung at a high place through the hanging hole 12 of the handle 1.

The fixing member 2 can be a flat strip, and both ends of the fixing member 2 respectively form a pivoting portion 21 and a buckling portion 22 for combining with the joint portion 11 of the handle 1; the buckling part 22 is formed with a containing groove 23 which is opened towards the handle 1, and two symmetrical ports 24 which are communicated with the outside through the outer wall of the buckling part 22 are formed on the inner wall of the containing groove 23. The receiving groove 23 may be formed inside the dust removing duster adjacent to the handle 1 in this embodiment.

The joint part 11 can be embedded in the containing groove 23 through a notch 231 of the containing groove 23, so that the hook parts 111 are respectively elastically arranged in the ports 24 to be exposed to the outside, and a plurality of convex particles 112 beneficial to finger pressure contact can be formed on the surface of the hook parts 111 exposed to the outside; thus, the hook 111 can be separated from the port 24 by pressing the hook 111, so that the engaging portion 11 is separated from the receiving groove 23, thereby facilitating the replacement of the grip 1.

The folding piece 3 can be in a flat strip shape, and both ends of the folding piece 3 are respectively formed with a terminal part 31 and a shaft part 32, the folding piece 3 is pivoted to the pivoting part 21 of the fixing piece 2 through the shaft part 32; in fact, the pivot portion 21 has two symmetrical supporting plates 211, and a pivot hole 212 is formed on the supporting plate 211, and a shaft 213 is pivotally installed between the pivot holes 212; the shaft 32 is movably disposed between the supporting plates 211, and a shaft hole 320 for the pivot shaft 213 is formed between both sides of the shaft 32. The handle 1, the fixing piece 2 and the turnover piece 3 are combined into a handle of the duster.

The shaft portion 32 of the folding member 3 has a first slot 321 (shown in fig. 9) and a second slot 322, which are formed at both ends and open toward the end portion 31, respectively.

Thus, the folding part 3 can swing to be in a straight line state with the fixed part 2 to increase the duster, and can swing to be overlapped with the fixed part 2 to shorten the duster (as shown in fig. 12).

The central channel 20 is formed inside the fixing member 2 and connected between the pivot portion 21 and the dust collector adjacent to the handle 1, and an opening 201 is formed between the holding plates 211 at the opposite end of the shaft portion 32.

The first fastening groove 321 corresponds to the opening 201 when the foldable part 3 and the fixed part 2 are in a linear state, and the second fastening groove 322 corresponds to the opening 201 when the foldable part 3 and the fixed part 2 are overlapped.

The guide port 25 is formed at the top of the duster (as shown in fig. 10) near the handle 1 and communicates with the channel 20; in practice, the guiding opening 25 may be formed on the top surface of the fastening portion 22 of the fixing member 2, and the receiving groove 23 is communicated between the channel 20 and the guiding opening 25.

The supporting rod 4 may be in a strip shape, two ends of the supporting rod 4 respectively form a connecting portion 41 and a pushing portion 42, and the supporting rod 4 is slidably disposed in the channel 20 in a manner of loading an elastic force toward the pivoting portion 21, so that the connecting portion 41 of the supporting rod 4 is elastically inserted into the first buckling groove 321 or the second buckling groove 322 through the opening 201 at the pivoting portion 21 to brake the turning piece 3 to swing; in fact, a stop member 6 is embedded between the notch 231 of the receiving groove 23 and the handle 1, and a spring 7 is disposed between the pushing portion 42 of the supporting rod 4 and the stop member 6 of the handle 1, so that the supporting rod 4 is loaded with an elastic force in the direction of the pivoting portion 21.

The touching element 5 can be in a button shape, and the touching element 5 is disposed on the supporting rod 4 and exposed to the outside through the guiding opening 25 for being touched by a human hand, so as to drive the connecting portion 41 of the supporting rod 4 to separate from the first buckling groove 321 or the second buckling groove 322 in the opposite direction of the pivoting portion 21, so as to release the swing of the folding element 3.

In more specific implementation, the present invention further includes an upper inclined plane 421 and a lower inclined plane 51; the upper inclined plane 421 is disposed on the top of the pushing portion 42 of the supporting rod 4, faces the direction of the turnover part 3, and is located in the accommodating groove; the lower inclined surface 51 is arranged at the bottom of the touch piece 5 and faces the direction of the handle 1, and the touch piece 5 is arranged on the upper inclined surface 421 of the support rod 4 in a sliding manner through the lower inclined surface 51; thus, the lower inclined surface 51 can drive the upper inclined surface 421 to drive the supporting rod 4 to move in the opposite direction of the pivoting portion 21 as the contact member 5 moves downward.

The dedusting duster sleeve 8 is provided with a sleeve body 81 which is sleeved on the fixed part 2 and the turnover part 3, the end side of the sleeve body 81 is provided with a sleeve opening 82 for feeding and extracting the turnover part 3 and the fixed part 2, and the outer surface of the sleeve body 81 is provided with a fluff layer 83; thus, the sheath 81 can be placed on the fixed part 2 and the foldable part 3 through the opening 82.

In this embodiment, the sheath 81 may be formed by a first cloth 811 and a second cloth 812 (as shown in fig. 5), and an accommodating space 80 for accommodating the foldable member 3 and the fixing member 2 is formed between the first and second cloths 811 and 812, and the sheath opening 82 is formed between the end sides of the first and second cloths 811 and 812 to communicate with the accommodating space 80.

The peripheries of the first cloth piece 811 and the second cloth piece 812 of the sleeve body 81 can be together hot-pressed to form a plurality of heat-sealing nodes 84, so that the first cloth piece 811 and the second cloth piece 812 are jointed into a whole, the fluff layer 83 can be arranged between the bottom of the second cloth piece 812 of the sleeve body 81 and a cloth strip 813, and the second cloth piece 812, the fluff layer 83 and the cloth strip 813 are together hot-pressed to form a heat-sealing line 85, so that the fluff layer 83 is jointed with the bottom surface of the second cloth piece 812 of the sleeve body 81.

With the above structure, a user can adjust the turning part 3 to swing to a straight state (as shown in fig. 8) with the fixed part 2, so that the dust removing duster sleeve 8 is in a straight state and the dust removing duster is lengthened, and the support rod 4 is driven by the spring 7 in the direction of the pivoting part 21, so that the connecting part 41 of the support rod 4 is elastically inserted into the first catching groove 321 through the opening 201 to brake the turning part 3 to swing; at this time, the fluff layer 83 is located on the single side surface of the fixed part 2 and the turnover part 3 and below the fixed part 2 and the turnover part 3, so that the thickness of the duster can be greatly reduced, the fluff layer 83 can be conveniently cleaned by extending the fixed part 2 and the turnover part 3 into a narrow slit, and a large-area surface can be cleaned by using the duster sleeve 8.

In a normal use situation, a user can also press the touching element 5 at will (as shown in fig. 9 and 11), so that the lower inclined surface 51 presses the upper inclined surface 421 as the touching element 5 moves downward, so that the upper inclined surface 421 moves along the lower inclined surface 51 in the opposite direction of the pivoting portion 21, and drives the connecting portion 41 of the supporting rod 4 to move in the opposite direction of the pivoting portion 21 and disengage from the first catching groove 321, so as to release the swing of the folding element 3.

Then, the user can adjust the turning piece 3 to swing to overlap with the fixed piece 2 (as shown in fig. 12 and 14), so that the dust removing duster sleeve 8 is in a folded state and the dust removing duster is shortened; meanwhile, the triggering part 5 is released, so that the spring 7 drives the supporting rod 4 to move towards the pivoting part 21 again, so that the connecting part 41 of the supporting rod 4 is elastically inserted into the second catching groove 322 through the opening 201 (as shown in fig. 13), so as to brake the turning and swinging of the turnover part 3; meanwhile, the upper inclined surface 421 moves along the pivot joint 21 with the support rod 4, so as to drive the contact member 5 to move upward along the upper inclined surface 421 and return to the original position with the lower inclined surface 51 (as shown in fig. 10); at this time, the fluff layer 83 is located on the surface of both sides of the duster (as shown in fig. 15), so that fluff is distributed around the duster to facilitate cleaning of dust in various dead angles and to clean complex surfaces by using the duster cover.

Accordingly, the dust removing whisk can limit and release the swing of the turnover part 3 by controlling the contact part 5, and control the length of the dust removing whisk by adjusting the swing angle of the turnover part 3, so as to be beneficial to cleaning large-area and complex surfaces, and can clean dust in various dead angles and stretch into narrow slits, so that the problem that the traditional dust removing whisk is difficult to clean large-area surfaces and complex surfaces simultaneously is solved, the problem that the traditional dust removing whisk is difficult to clean dust in various dead angles and stretch into narrow slits is solved, and the convenience in use is further improved; in addition, after the dust removing duster sleeve 8 is dirty, the handle 1, the fixing piece 2 and the turnover piece 3 can be kept, and the dust removing duster sleeve can be replaced by a new one, so that the requirement of environmental protection is met.

The following further illustrates embodiments of the invention:

in practice, a notch 232 is formed on the inner wall of the bottom of the accommodating groove 23, and the bottom end of the lower inclined surface 51 can move downwards into the notch 232 to increase the downward movement stroke of the touch member 5.

In practice, a guiding groove 202 is formed on the inner wall of the bottom of the channel 20, a fastening portion 43 slidably disposed in the guiding groove 202 is formed on the bottom of the supporting rod 4, and the guiding groove 202 can limit the moving range of the fastening portion 43 to restrict the supporting rod 4 from sliding in the channel 20.

In practice, a positioning hole 311 is formed at the top of the end portion 31 of the foldable member 3, a hook 26 is formed at the top of the fixing member 2 adjacent to the handle 1, and when the foldable member 3 overlaps the fixing member 2, the hook 26 can be inserted into the positioning hole 311 to position the foldable member 3 and the fixing member 2.

In addition, the fluff layer 83 may also be disposed on the top surface of the sheath 81, so that the fluff of the fluff layer 83 extends to the periphery of the fixing element 2 and the folding element 3; alternatively, the fluff layer 83 may also be disposed on the top and bottom surfaces of the sheath 81, so that the fixing element 2 and the turnover element 3 are all filled with fluff.

In a specific implementation, a neck 801 (as shown in fig. 16) with a reduced diameter is formed between the heat-sealing nodes 84a on both sides of the middle position of the sheath body 81 in the accommodating space 80, the heat-sealing nodes 84a can be a polygon extending toward the center of the dust removing duster sleeve 8, the polygon can be a triangle in this implementation, and when the folding piece 3 and the fixing piece 2 are inserted into the accommodating space 80 through the sleeve opening 82, the neck 801 can interfere with the movement of the folding piece 3, so that the neck 801 restrains the folding piece 3 in the accommodating space 80, so as to prevent the dust removing duster sleeve 8 from falling off from the folding piece 3 and the fixing piece 2.

Alternatively, another heat-seal node 84c (as shown in fig. 17) may be further added to the inner sides of the heat-seal nodes 84b on both sides of the middle position of the sheath 81, so that the reduced-diameter neck 801 is formed between the heat-seal nodes 84c, the heat-seal nodes 84b extend to both ends of the middle position, and the heat-seal nodes 84b, 84c may be parallel to each other.

In another embodiment, the peripheries of the first and second panels 811 and 812 of the sheath 81 have a continuous concave-convex arrangement profile, the continuous concave-convex arrangement profile may be a wavy profile in this embodiment, and the fluff of the fluff layer 83 may be distributed in a staggered pattern along with the concave-convex arrangement of the profile, so that the fluff of the fluff layer 83 is more fluffy and is beneficial to cleaning complex surfaces.

In addition, a cloth strip layer 83a (as shown in fig. 18) may be disposed on the outer surface of the covering body 81 instead of the fluff layer 83, and the cloth strip layer 83a may be disposed on the bottom surface of the covering body 81.

Compared with the prior art, the invention has the following advantages:

1. the handle 1 is cylindrical and is convenient for a user to hold and rotate at 360 degrees.

2. When the folding piece 3 and the fixing piece 2 are folded to shorten the dedusting duster, fluff or a plurality of cloth strips are fully distributed on the periphery of the dedusting duster, so that various complex surfaces can be cleaned, and the dedusting duster is flexible in operation and easy to store.

3. When the dust removing whisk is lengthened by unfolding the turning piece 3 and the fixing piece 2, the fluff layer 83 or the cloth strip layer 83a can be positioned on the single side surface of the dust removing whisk, the thickness of the dust removing whisk can be reduced, the length of the distribution range of fluff or cloth strips is increased, the dust removing whisk can extend into narrow slits to be cleaned, the large-area surface can be cleaned, and the use convenience and the cleaning efficiency are improved.

4. The hook 26 and the positioning hole 311 are engaged with each other to effectively position the foldable part 3 and the fixing part 2, so as to prevent the foldable part 3 and the fixing part 2 from loosening.

5. The support rod 4 is embedded into and separated from the first and second catching grooves 321 and 322, so that the shape of the duster can be effectively fixed during use, and the turnover part 3 and the fixing part 2 can be released at will, so as to prevent the duster from changing shape at will during use.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.

Claims

1. A folding dust removing duster comprises:

a grip;

a fixing piece, one end of which forms a pivot joint part and the other end of which forms a buckling part for combining the handle;

a turnover piece pivoted on the pivoting part; and

the dedusting duster sleeve is provided with a sleeve body sleeved on the fixed piece and the turnover piece, and the outer surface of the sleeve body is provided with a fluff layer or a cloth strip layer; the turnover piece can swing to be in a straight state with the fixed piece, so that the dust removing whisk sleeve is in a straight state, and the turnover piece can swing to be overlapped with the fixed piece, so that the dust removing whisk sleeve is in a folded state;

the sleeve body is formed by attaching a first cloth piece and a second cloth piece, an accommodating space is formed between the first cloth piece and the second cloth piece, and a sleeve opening which is communicated with the accommodating space and used for placing and drawing the turnover piece and the fixing piece is formed between the end sides of the first cloth piece and the second cloth piece;

the peripheries of the first cloth piece and the second cloth piece are hot-pressed together to form a plurality of heat-sealing nodes to be attached into a whole, and a reducing neck opening interfering the movement of the turnover piece is formed between the heat-sealing nodes on the two sides of the middle section of the sleeve body in the accommodating space; the heat-seal node is a triangle extending towards the center of the dedusting duster sleeve, when the turnover piece and the fixing piece are inserted into the accommodating space through the sleeve opening, the neck opening can interfere with the movement of the turnover piece, so that the neck opening restrains the turnover piece in the accommodating space, and the dedusting duster sleeve is prevented from falling off from the turnover piece and the fixing piece.

2. The foldable duster according to claim 1, wherein the fastening portion has a receiving groove opened toward the grip, the receiving groove has two symmetrical ports formed on the inner wall thereof and communicating with the outside, the grip has a connecting portion at one end thereof and embedded in the receiving groove, the connecting portion has two symmetrical elastic hooks, and the hooks are respectively elastically inserted into the ports and exposed to the outside.

3. The foldable duster according to claim 1, further comprising:

the two ends of the folding piece are respectively a terminal part and a shaft part, the folding piece is pivoted on the pivoting part by the shaft part, and the two ends of the shaft part are respectively provided with a first buckling groove which is opened towards the opposite direction of the terminal part and a second buckling groove which is opened towards the direction of the terminal part;

a channel formed in the fixing piece and communicated between the pivot part and the position of the dust removing duster, which is adjacent to the handle;

a guide opening formed on the dust removing duster at a position adjacent to the handle and communicated with the channel;

the supporting rod is arranged in the channel in a sliding mode in an elastic mode in the direction of the pivoting part and is elastically inserted into the first buckling groove or the second buckling groove through the pivoting part so as to brake the turnover piece to swing; and

the contact piece is arranged on the supporting rod and is exposed outside through the guide opening to be touched by a hand, so that the supporting rod is driven to be separated from the first buckling groove or the second buckling groove in the direction opposite to the pivoting part, and the turnabout of the turnover piece is released.

4. The foldable duster according to claim 3, further comprising:

the lower inclined plane is arranged at the bottom of the touch piece and faces the handle direction, the touch piece is arranged on the upper inclined plane of the supporting rod in a sliding mode through the lower inclined plane, and the lower inclined plane moves downwards to drive the upper inclined plane to drive the supporting rod to move towards the opposite direction of the pivoting part.

5. The foldable duster according to claim 3, wherein a positioning hole is formed on the top of the end portion, and a hook capable of being inserted into the positioning hole is formed on the top of the fixing member.

6. The foldable duster according to claim 1, where the fixed and folded pieces are flat strips.

7. The foldable duster according to claim 1, wherein the fluff layer or the cloth strip layer is attached to the bottom surface of the sheath.

8. The foldable duster according to claim 1, wherein the periphery of the sheath has a contour with a continuous concave-convex arrangement, and the fluff of the fluff layer is distributed in a staggered pattern according to the concave-convex pattern of the contour.