CN115736753A - Universal connector and cleaning tool with same - Google Patents

Abstract

The invention discloses a universal connector and a cleaning tool with the same, wherein the universal connector comprises a connecting piece of a handle bar, and the universal connector comprises: the handle bar is connected with the handle bar through the connecting end, the other end of the handle bar is far away from the connecting end, and the other end of the handle bar extends to form a pivoting shell; the pivot shell is pivoted with the universal connecting piece left and right and keeps rotary sealing with the annular groove, and the annular groove is communicated with the water inlet channel and the hollow first pivoting arm; the first fixed part is in rotary sealing joint with the first pivoting arm, and a first fluid channel is arranged in the first fixed part; the frame is provided with first flow channels distributed along the left-right direction, and the first flow channels are communicated with the annular groove through first fluid channels. The invention provides a universal connector which has the functions of swinging up and down and left and right and is internally provided with a channel structure for cleaning fluid to flow.

Description

Universal connector and cleaning tool with same

Technical Field

The invention relates to the technical field of cleaning pieces, in particular to a universal connector and a cleaning tool with the same.

Background

The cleaning implement includes a mop, broom, brush, or like scrubbing implement and the universal connector is a common attachment on the cleaning implement for attaching the frame to the pole to change the angle between the pole and the frame to provide an omni-directional turn for scrubbing. The common universal connector is generally connected with a universal connecting piece at the end part of a handlebar, the handlebar can swing along the left-right direction relative to the universal connecting piece and is connected with a frame through the universal connecting piece, and the universal connecting piece can swing along the up-down direction relative to the frame to realize all-directional steering.

However, in the above-mentioned solution, the universal connector does not have a function of replenishing the cleaning member mounted on the frame with the cleaning solution, and for example, when the outer window is scrubbed, the cleaning member needs to be soaked many times, which is inconvenient to use.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art. To this end, the present invention provides a universal connector having a function of swinging up and down and left and right and having a passage structure for flowing a cleaning liquid formed therein.

The invention also provides a cleaning tool with the universal connector.

The technical scheme adopted by the invention is as follows: there is provided a universal connector including:

the barre connecting piece contains: the water inlet channel is used for being externally connected with a cleaning liquid source;

the pivot shell is pivoted with the universal connecting piece left and right and keeps rotary sealing with the annular groove, and the annular groove is communicated with the water inlet channel and the hollow first pivoting arm;

the first fixing piece is in rotary sealing joint with the first pivoting arm, so that the universal connecting piece is pivoted relative to the first fixing piece along the vertical direction, and a first fluid channel is arranged in the first fixing piece;

the frame is used for installing cleaning pieces, the first fixing pieces are installed on the frame, first flow channels distributed in the left-right direction are arranged on the frame, and the first flow channels are communicated with the annular groove through first fluid channels.

In the structure, the universal connecting piece is provided with the annular groove, the annular groove and the pin joint shell form the annular channel while keeping rotary sealing, and the water inlet channel is communicated with the pipeline of the annular groove while the handlebar connecting piece rotates along the left-right direction relative to the universal connecting piece. The universal connecting piece is simple in structure and convenient to be molded integrally. Through the arrangement, when the handlebar can swing along the left-right direction and the up-down direction relative to the frame, the cleaning piece can be soaked by the inside of the handlebar with the water inlet channel, the annular groove, the first pivoting arm, the first fluid channel and the first fluid channel communicating channel structure in sequence, and the cleaning piece can be soaked by pumping cleaning liquid to the position of the frame through the channel structure without being soaked repeatedly, so that a good cleaning effect can be obtained.

According to one embodiment of the invention, the frame is provided with a hollow inner cavity, and the surface of the frame is provided with a plurality of communication holes communicated with the inner cavity; in the process of soaking the cleaning piece, overflowed cleaning liquid enters the inner cavity through the communication hole to be temporarily stored, so that the cleaning piece can be supplemented with the cleaning liquid in real time in the scrubbing process, and the moisturizing effect is achieved.

According to one embodiment of the invention, a side opening is arranged on one side of the frame along the left-right direction, and the side opening is communicated with the inner cavity; frame cavity can reduce its self weight, stores full cleaning solution in the inner chamber and can increase its weight when cleaning, and the operation is more for labouring, and rotatory barre makes the side opening downwards for the cleaning solution in the outside discharge inner chamber reduces cleaning member weight.

According to one embodiment of the invention, the handlebar attachment member is connected to a yoke assembly that is spaced from and parallel to the pivot housing, and the universal attachment is disposed between the pivot housing and the yoke assembly.

According to one embodiment of the invention, the yoke assembly and/or the pivot housing are provided with a pivot for cooperating with a shaft hole in the universal joint.

According to one embodiment of the invention, a V-shaped outlet is arranged on the first fixing piece, and the V-shaped outlet forms a flat slit structure at the outlet of the first fluid channel; with the above arrangement, the flow rate of the cleaning liquid is increased by reducing the sectional area of the first fluid passage, so that the cleaning liquid wets the cleaning member along the first fluid passage.

According to an embodiment of the present invention, the universal connector further includes a second fixing member spaced apart from the first fixing member, the universal connecting member has a second pivot arm for rotary sealing engagement with the second fixing member, the frame is provided with second flow passages distributed in the left-right direction, and the second flow passages communicate with the annular groove through second fluid passages in the second fixing member.

According to an embodiment of the invention, the first fixture and/or the second fixture is detachably connected with the frame.

According to one embodiment of the invention, the handle bar is hollow and is in communication with the water inlet passage to form a fluid passage.

According to one embodiment of the invention, the bar connection and/or the universal connection and/or the first fixing element is an injection-molded part.

A cleaning implement comprising a universal connector as described in any of the above.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a perspective view of a universal connector in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a universal connector in an embodiment of the invention;

FIG. 3 is a perspective view of a handlebar attachment assembly in an embodiment of the present invention;

FIG. 4 is an axial cross-sectional view of a stick connector in an embodiment of the invention;

FIG. 5 is a cross-sectional view of a stick attachment in an embodiment of the invention;

FIG. 6 is a perspective view of a universal joint according to an embodiment of the present invention;

FIG. 7 is a side view of a universal joint according to an embodiment of the present invention;

FIG. 8 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 7;

FIG. 9 is a cross-sectional view taken along line B-B of FIG. 7;

FIG. 10 is a perspective view of a first fastener and a second fastener in an embodiment of the invention;

FIG. 11 is a bottom view of a first fastener in an embodiment of the invention;

FIG. 12 is a cross-sectional view of a first fastener and a second fastener in an embodiment of the invention;

FIG. 13 is a side view of an embodiment of the present invention with the first attachment member inverted;

FIG. 14 is a perspective view of a yoke assembly in an embodiment of the present invention;

FIG. 15 is a perspective view of the frame in an embodiment of the present invention;

FIG. 16 is a cross-sectional view of a frame in an embodiment of the invention;

FIG. 17 is a schematic structural diagram of a universal connector in an embodiment of the invention;

FIG. 18 is a perspective view of the universal connector pivoted up and down in an embodiment of the present invention;

FIG. 19 is a perspective view of the universal connector of the present embodiment after pivoting left and right;

FIG. 20 is a half sectional view of a universal connector in an embodiment of the present invention;

fig. 21 is a partial enlarged view at C in fig. 20.

The reference numbers in the figures illustrate:

1. a handlebar connecting piece; 2. a universal connection; 3. a first fixing member; 4. a second fixing member; 5. a yoke assembly; 6. a frame; 7. a first seal ring; 8. a second seal ring; 9. a third seal ring;

11. a connecting end; 12. a pivot housing; 13. a pivot; 14. a water inlet channel;

21. an annular groove; 22. a first pivot arm; 23. a second pivot arm; 24. a shaft hole;

31. a first connection hole; 32. a first plug; 33. a first fluid channel; 34. a first fixing hole;

32a, a V-shaped outlet;

41. a second connection hole; 42. a second plug; 43. a second fluid passage; 44. a second fixing hole;

61. a first mating groove; 62. a second mating groove; 63. a first flow passage; 64. a second flow passage; 65. a communicating hole; 66. an inner cavity.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In this embodiment, the cleaning liquid includes tap water and a fluid mixed with a cleaning agent. The cleaning piece is a structure used for scrubbing the part to be cleaned, such as bristles, cleaning cloth, a scraping strip or a sponge wiper.

As shown in fig. 1 and 2, in the present embodiment, there is disclosed a universal connector including:

barre connecting piece 1 contains: the handle bar cleaning device comprises a connecting end 11 for connecting a handle bar and a pivoting shell 12 formed by extending the other end far away from the connecting end 11, wherein a water inlet channel 14 is arranged between the connecting end 11 and the pivoting shell 12, and the water inlet channel 14 is used for being externally connected with a cleaning liquid source;

a universal connecting piece 2 having an annular groove 21 and a first pivot arm 22, wherein the pivot shell 12 is pivoted with the universal connecting piece 2 left and right and keeps a rotary seal with the annular groove 21, and the annular groove 21 is communicated with the water inlet channel 14 and the hollow first pivot arm 22;

the first fixing part 3 is rotatably and hermetically connected with the first pivoting arm 22, so that the universal connecting piece 2 is pivoted relative to the first fixing part 3 along the vertical direction, and a first fluid channel 33 is arranged in the first fixing part 3;

the cleaning device comprises a frame 6 for mounting a cleaning piece, wherein the first fixing piece 3 is mounted on the frame 6, a first flow passage 63 distributed along the left-right direction is arranged on the frame 6, and the first flow passage 63 is communicated with the annular groove 21 through a first fluid passage 33.

Further, as shown in fig. 3 to 5, in the present embodiment, one end of the handle bar connecting piece 1 is a connecting end 11, and the connecting end 11 is connected to the hollow handle bar by a screw thread. The other end edge of the rod connecting piece 1 extends along the axial direction to form a pivot shell 12, and the pivot shell 12 is provided with a pivot 13 for pivoting the universal connecting piece 2.

Furthermore, a water inlet channel 14 is provided between the pivot housing 12 and the connecting end 11, and the cleaning liquid of the cleaning liquid source flows through the handle bar and the water inlet channel 14 in sequence and enters the inner side of the pivot housing 12.

Further, as shown in fig. 6 to 10, in the present embodiment, the center of the universal joint 2 is provided with a shaft hole 24 engaged with the pivot 13. The annular groove 21 is formed by one side of the universal connecting piece 2 which is inwards recessed along the axial direction of the shaft hole 24, and an installation groove for installing the first sealing ring 7 is formed in the outer ring of the annular groove 21. The pivot shell 12 covers the annular groove 21 to form an annular channel, and the first sealing ring 7 is in pressure contact with the inner wall of the pivot shell 12 to form a rotary seal, that is, the pivot shell 12 keeps the seal with the annular groove 21 through the first sealing ring 7 while the rod connecting piece 1 rotates relative to the universal connecting piece 2.

Further, in the present embodiment, the edge of the universal joint 2 extends in the left direction to form the first pivot arm 22, and the first pivot arm 22 is hollow and communicates with the annular groove 21.

Further, in the present embodiment, a step is processed at an end of the first pivot arm 22, and a step hole is correspondingly disposed in the first connection hole 31 of the first fixing member 3 for rotationally and sealingly engaging with the first pivot arm 22.

Further, as shown in fig. 8 and 9, the step of the first pivot arm 22 is sleeved with the second sealing ring 8, and the outer ring of the second sealing ring 8 abuts against the inner wall of the first connecting hole 31 to form a seal.

Further, as shown in fig. 10 to 13, the first fixing member 3 has a T-shaped body, one end of which is provided with a first connection hole 31, the other end of which is provided with a first plug 32, and the remaining end of which is provided with a first fixing hole 34, and a fastening member connects the first fixing member 3 with the frame 6 through the first fixing hole 34. The first fluid channel 33 connects the first connection hole 31 with the first plug 32, and the first fluid channel 33 is distributed in an L-shape.

Further, as shown in fig. 15 and 16, in the present embodiment, the frame 6 is provided with a first fitting groove 61, the first fixing member 3 is fitted in the first fitting groove 61, and the first plug 32 is inserted into the frame 6, so that the first fluid channel 33 is communicated with the first flow channel 63. The first flow path 63 is arranged in the left-right direction for distributing the cleaning liquid over the surface of the cleaning member.

Specifically, as shown in fig. 15 and 17, the frame 6 has a hollow inner cavity 66, and the surface of the frame 6 is provided with a plurality of communication holes 65 communicating with the inner cavity 66.

Further, the first flow channel 63 is concavely formed by the bottom surface of the frame 6, and a plurality of communication holes 65 are uniformly distributed on the bottom surface of the frame 6.

Specifically, in another embodiment, the frame 6 is provided with a side opening on the left side in the left-right direction, and the side opening communicates with the inner cavity 66.

Further, the edge of the surrounding frame 6 is divided into left and right edges and front and rear edges, and a side opening is provided at the left side edge of the frame 6, near the rear edge. I.e. the side openings are arranged adjacent to the corners of the frame 6.

Specifically, as shown in fig. 14, the handlebar connecting member 1 is connected to a yoke assembly 5, the yoke assembly 5 is spaced apart from and parallel to the pivot housing 12, and the universal connecting member 2 is disposed between the pivot housing 12 and the yoke assembly 5.

Further, the yoke assembly 5 and the pivot housing 12 combine to form a yoke structure for mounting the universal joint 2. The yoke assembly 5 is detachably connected to the handlebar attachment member 1 by a fastener.

Specifically, as shown in fig. 11, a V-shaped outlet 32a is provided on the first fixing member 3, and the V-shaped outlet 32a forms a flat slit structure at the outlet of the first fluid channel 33.

Further, in the present embodiment, the V-shaped outlet 32a is disposed at the end of the first plug 32, the V-shaped outlet 32a has a linear groove structure, and the groove bottom thereof is communicated with the first fluid channel 33 to form a flat slit structure. The cleaning liquid discharged from the slit structure is discharged into the first flow path 63 through the guide of both side walls of the V-shaped outlet 32 a.

Specifically, as shown in fig. 11 to 12, in this embodiment, the universal connector further includes a second fixing member 4 disposed at a distance from the first fixing member 3, the universal connecting member 2 has a second pivot arm 23 for rotatably and sealingly engaging with the second fixing member 4, the frame 6 is provided with second flow passages 64 distributed in the left-right direction, and the second flow passages 64 communicate with the annular groove 21 through a second fluid passage 43 in the second fixing member 4.

Further, in this embodiment, the first fixing member 3 and the second fixing member 4 are symmetrically disposed, the second fixing member 4 has a T-shaped main body, one end of the main body is provided with a second connecting hole 41, the other end of the main body is provided with a second plug 42, the remaining end of the main body is provided with a second fixing hole 44, and the fastening member connects the second fixing member 4 with the frame 6 through the second fixing hole 44. The second fluid channel 43 connects the second connection hole 41 with the second plug 42, and the pipelines of the second fluid channel 43 are distributed in an L shape.

Further, as shown in fig. 8 and 9, a third seal ring 9 is fitted over a step of the second pivot arm 23, and an outer ring of the third seal ring 9 abuts against an inner wall of the second connection hole 41 to form a seal.

Furthermore, in the present embodiment, the frame 6 is provided with a second matching groove 62, the second fixing element 4 is fitted in the second matching groove 62, and the second plug 42 is inserted into the frame 6, so that the second fluid channel 43 is communicated with the second flow channel 64. The second flow path 64 is arranged in the left-right direction for distributing the cleaning liquid over the surface of the cleaning member.

Further, in the present embodiment, the first flow path 63 and the second flow path 64 are symmetrically arranged in the left-right direction.

Specifically, the handlebar connecting part 1 and/or the universal connecting part 2 and/or the first fixing part 3 are injection-molded parts.

In another embodiment, shown in conjunction with fig. 18 and 19, a cleaning tool is disclosed that includes the universal connector described in this embodiment.

Further, in another embodiment, the cleaning tool further comprises a handle connected with the handle connecting piece 1 and a cleaning piece sleeved on the frame 6.

Further, in another embodiment, the cleaning tool includes a cleaning brush, a window brush, a mop, and a broom.

Furthermore, taking the universal connector applied to the mop as an example, the head end of the handle bar is connected with the handle bar connecting piece 1, and the tail end is externally connected with a tap water source. The cleaning piece at the head part of the mop is used for scrubbing the part to be cleaned, tap water sequentially flows through the inner pipe of the handle rod, the water inlet channel 14 and the annular groove 21 and then is divided into two paths of water flows, wherein one path of water flows through one side of the cleaning piece sequentially through the first fluid channel 33 and the first fluid channel 63; the other path flows to the other side of the cleaning member through the second fluid passage 43 and the second fluid passage 64 in order to replenish the cleaning member with cleaning liquid in real time. Alternatively, the cleaning element of the mop head is removed and the tap water discharged from the V-shaped outlet 32a is directed to rinse the area to be cleaned.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (10)

1. A universal connector, comprising:

handlebar connecting piece (1) contains: the handle bar is characterized by comprising a connecting end (11) used for connecting a handle bar and a pivoting shell (12) formed by extending the other end far away from the connecting end (11), wherein a water inlet channel (14) is arranged between the connecting end (11) and the pivoting shell (12), and the water inlet channel (14) is used for being externally connected with a cleaning liquid source;

the universal connecting piece (2) is provided with an annular groove (21) and a first pivoting arm (22), the pivoting shell (12) is pivoted with the universal connecting piece (2) left and right and keeps a rotary seal with the annular groove (21), and the annular groove (21) is communicated with the water inlet channel (14) and the hollow first pivoting arm (22);

the first fixing piece (3) is in rotary sealing joint with the first pivoting arm (22), so that the universal connecting piece (2) is pivoted relative to the first fixing piece (3) along the vertical direction, and a first fluid channel (33) is arranged in the first fixing piece (3);

the cleaning device comprises a frame (6) used for installing a cleaning piece, wherein the first fixing piece (3) is installed on the frame (6), first flow passages (63) distributed in the left-right direction are formed in the frame (6), and the first flow passages (63) are communicated with the annular groove (21) through first fluid channels (33).

2. The universal connector of claim 1, wherein: the frame (6) is provided with a hollow inner cavity (66), and the surface of the frame (6) is provided with a plurality of communicating holes (65) communicated with the inner cavity (66).

3. The universal connector of claim 1, wherein: the handlebar connecting piece (1) is connected with a fork arm component (5), the fork arm component (5) and the pivot shell (12) are arranged in a spaced and parallel mode, and the universal connecting piece (2) is arranged between the pivot shell (12) and the fork arm component (5).

4. A universal connector as claimed in claim 3, wherein: and a pivot (13) matched with an upper shaft hole (24) of the universal connecting piece (2) is arranged on the fork arm component (5) and/or the pivot shell (12).

5. The universal connector as claimed in claim 1, wherein: and a V-shaped outlet (32 a) is formed in the first fixing piece (3), and a flat slit structure is formed at the outlet of the first fluid channel (33) by the V-shaped outlet (32 a).

6. A universal connector as claimed in any one of claims 1 to 5, wherein: still include with first mounting (3) second mounting (4) that the interval set up, universal joint spare (2) have be used for with second mounting (4) rotary seal joint's second pivot arm (23), be equipped with on frame (6) along the second runner (64) of left and right sides direction distribution, second runner (64) pass through second fluid passage (43) in the second mounting (4) with annular groove (21) intercommunication.

7. The universal connector of claim 6, wherein: the first fixing part (3) and/or the second fixing part (4) are/is detachably connected with the frame (6).

8. The universal connector of claim 6, wherein: the handle bar is hollow and is communicated with the water inlet channel (14) to form a fluid channel structure.

9. The universal connector of claim 1, wherein: the handlebar connecting piece (1) and/or the universal connecting piece (2) and/or the first fixing piece (3) are injection-molded pieces.

10. A cleaning implement characterized by: comprising the universal connector of any of claims 1-9.

Images