CN219048280U - Universal connector and cleaning tool with same - Google Patents

Abstract

The utility model discloses a universal connector and a cleaning tool with the same, wherein the universal connector comprises a handle bar connecting piece, and comprises: the connecting end is used for connecting the handle rod, and the pivoting shell is formed by extending the other end far away from the connecting end, and a water inlet channel is arranged between the connecting end and the pivoting shell; the universal connecting piece is provided with an annular groove and a first pivoting arm, the pivoting 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; a first stationary member in rotary sealing engagement with the first pivot arm, the first stationary member having a first fluid passage disposed therein; the frame is provided with first flow passages distributed along the left-right direction, and the first flow passages are communicated with the annular groove through the first fluid passages. The utility model provides a universal connector, which has a vertical and horizontal swinging function and forms a channel structure for cleaning fluid to circulate inside.

Description

Universal connector and cleaning tool with same

Technical Field

The utility model relates to the technical field of cleaning elements, in particular to a universal connector and a cleaning tool with the same.

Background

The cleaning implement includes a mop, broom, brush, etc. scrubbing implement and the universal connector is a common attachment means on the cleaning implement for attaching the frame to the handle bar to change the angle between the handle bar and the frame, thereby providing an omni-directional turn for scrubbing. The common universal connector is generally characterized in that the end part of the handle rod is connected with a universal connecting piece, the handle rod can swing along the left and right directions relative to the universal connecting piece and is connected with the frame through the universal connecting piece, and the universal connecting piece can swing along the up and down directions relative to the frame, so that the omnibearing steering is realized.

However, in the above-described embodiments, the universal connector does not have a function of replenishing the cleaning solution to the cleaning member mounted on the frame, and for example, it is inconvenient to use because the cleaning member needs to be soaked a plurality of times when scrubbing the outer window.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, the utility model provides a universal connector, which has the functions of swinging up and down and left and right and simultaneously forms a channel structure for cleaning fluid to circulate inside.

The utility model also provides a cleaning tool with the universal connector.

The technical scheme adopted by the utility model is as follows: there is provided a universal connector comprising:

a handle bar attachment comprising: the connecting end is used for connecting the handle rod, and the pivoting shell is formed by extending the other end far away from the connecting end, a water inlet channel is arranged between the connecting end and the pivoting shell, and the water inlet channel is used for externally connecting a cleaning liquid source;

a universal connector having an annular groove and a first pivoting arm, the pivoting housing being pivoted to the universal connector in a side-to-side manner and being held in rotary sealing relation with the annular groove, the annular groove being in communication with the water inlet passage 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 up-down direction, and a first fluid channel is arranged in the first fixing piece;

the frame is used for installing the cleaning piece, first mounting is installed on the frame, be equipped with along the first runner of left and right directions distribution on the frame, first runner through first fluid passage with the ring channel intercommunication.

In the structure, the universal connecting piece is provided with the annular groove, the annular groove and the pivoting shell form an annular channel while keeping rotary sealing, so that the handle rod connecting piece rotates relative to the universal connecting piece along the left-right direction, and meanwhile, the water inlet channel is communicated with a pipeline of the annular groove. The universal connecting piece is simple in structure and convenient to injection-mold integrated into one piece. Through the arrangement, when the handle rod can swing relative to the frame along the left-right direction and the up-down direction, the interior of the handle rod is sequentially communicated with the water inlet channel, the annular groove, the first pivot arm, the first fluid channel and the first fluid channel structure, and cleaning liquid can be pumped to the frame position through the channel structure to soak the cleaning piece, so that repeated soaking of the cleaning piece is not needed, and a good cleaning effect can be obtained.

According to one embodiment of the utility model, 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 communicating hole to be temporarily stored, and the cleaning piece can be supplemented with the cleaning liquid in real time in the scrubbing process, so that a moisturizing effect is achieved.

According to one embodiment of the utility model, one side of the frame along the left-right direction is provided with a side opening, and the side opening is communicated with the inner cavity; the hollow frame can reduce the self weight, the cleaning liquid stored in the inner cavity can increase the weight of the frame during scrubbing, the operation is more laborious, and the handle bar is rotated to enable the side opening to be downward for discharging the cleaning liquid in the inner cavity outwards, so that the weight of the cleaning piece is reduced.

According to one embodiment of the utility model, the handle bar connector is connected with a fork arm assembly which is spaced from and arranged in parallel with the pivoting housing, and the universal connector is arranged between the pivoting housing and the fork arm assembly.

According to one embodiment of the utility model, the yoke assembly and/or the pivot housing are provided with a pivot for engaging with a shaft hole in the universal connector.

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

According to one embodiment of the utility model, the universal connector further comprises a second fixing member arranged at a distance from the first fixing member, the universal connector is provided with a second pivot arm for rotating and sealing engagement with the second fixing member, the frame is provided with second flow passages distributed along the left-right direction, and the second flow passages are communicated with the annular groove through second fluid passages in the second fixing member.

According to one embodiment of the utility model, the first fixing element and/or the second fixing element is/are detachably connected to the frame.

According to one embodiment of the utility model, the handle bar is hollow and communicates with the water inlet channel to form a fluid channel.

According to an embodiment of the utility model, the handle bar connection and/or the universal connection and/or the first fastening element are injection-molded parts.

A cleaning tool comprising the universal connector of any one of the above.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a perspective view of a universal connector according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of a universal connector according to an embodiment of the present utility model;

FIG. 3 is a perspective view of a handle bar attachment according to an embodiment of the present utility model;

FIG. 4 is an isometric cross-sectional view of a handle bar attachment member according to an embodiment of the utility model;

FIG. 5 is a cross-sectional view of a handle bar attachment member according to an embodiment of the present utility model;

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

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

FIG. 8 is 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 according to an embodiment of the present utility model;

FIG. 11 is a bottom view of a first fastener in an embodiment of the present utility model;

FIG. 12 is a cross-sectional view of a first mount and a second mount in an embodiment of the present utility model;

FIG. 13 is a side view of the first fastener in an inverted position in accordance with an embodiment of the present utility model;

FIG. 14 is a perspective view of a yoke assembly according to an embodiment of the present utility model;

FIG. 15 is a perspective view of a frame in an embodiment of the utility model;

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

FIG. 17 is a schematic diagram of a universal connector according to an embodiment of the present utility model;

FIG. 18 is a perspective view of the universal connector shown pivoted up and down in accordance with an embodiment of the present utility model;

FIG. 19 is a perspective view of the universal connector shown pivoted left and right in accordance with an embodiment of the present utility model;

FIG. 20 is a half cross-sectional view of a universal connector according to an embodiment of the present utility model;

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

The reference numerals in the figures illustrate:

1. a handle bar connector; 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 connection end; 12. a pivoting shell; 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 passage; 34. a first fixing hole;

32a, 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 communication hole; 66. an inner cavity.

Detailed Description

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

In this embodiment, the cleaning liquid includes tap water and a fluid fused with a cleaning agent. The cleaning member is a structure for scrubbing a part to be cleaned, such as a bristle, a cleaning cloth, a scraping strip or a sponge brush.

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

the handle bar attachment 1 comprises: the connecting end 11 is used for connecting the handle rod, the pivoting shell 12 is formed by extending the other end far away from the connecting end 11, 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 externally connecting a cleaning liquid source;

a universal joint 2 having an annular groove 21 and a first pivoting arm 22, the pivoting housing 12 being pivoted to the universal joint 2 from side to side and being held in rotary sealing relation with the annular groove 21, the annular groove 21 being in communication with the water inlet channel 14 and the hollow first pivoting arm 22;

a first fixing member 3, wherein the first fixing member 3 is rotationally and sealingly engaged with the first pivot arm 22, so that the universal connection member 2 is pivoted relative to the first fixing member 3 in the up-down direction, and a first fluid channel 33 is provided in the first fixing member 3;

a frame 6 for mounting the cleaning member, the first fixing member 3 is mounted on the frame 6, the frame 6 is provided with first flow channels 63 distributed along the left-right direction, and the first flow channels 63 are communicated with the annular groove 21 through the first fluid channels 33.

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

Further, a water inlet channel 14 is provided between the pivotal housing 12 and the connection end 11, and the cleaning liquid from the cleaning liquid source sequentially flows through the handle bar and the water inlet channel 14 to enter the inner side of the pivotal 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 that mates with the pivot shaft 13. The annular groove 21 is formed by recessing one side of the universal joint 2 axially inward along the shaft hole 24, and a mounting groove for mounting the first seal ring 7 is formed in the outer ring of the annular groove 21. The pivoting shell 12 covers the annular groove 21 to form an annular channel, and the first sealing ring 7 is in pressure abutting connection with the inner wall of the pivoting shell 12 to form a rotary seal, namely, the pivoting shell 12 keeps sealing with the annular groove 21 through the first sealing ring 7 while the handle 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 a first pivot arm 22, and the first pivot arm 22 is hollow and communicates with the annular groove 21.

Further, in the present embodiment, the end of the first pivot arm 22 is machined with a step, and the first connecting hole 31 of the first fixing member 3 for rotating and sealing engagement with the first pivot arm 22 is correspondingly provided with a step hole.

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

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

Further, as shown in fig. 15 and 16, in this 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 plugged into the frame 6 to communicate the first fluid channel 33 with the first fluid channel 63. The first flow channels 63 are arranged in the left-right direction for distributing the cleaning liquid on the cleaning member surface.

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 passage 63 is concavely formed by the bottom surface of the frame 6, and the 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 edges around the frame 6 are divided into left and right edges and front and rear edges, and the side openings are provided at the left side edge of the frame 6 near the rear edge position. I.e. the side openings are arranged adjacent to the four corners of the frame 6.

Specifically, as shown in fig. 14, the handle bar connector 1 is connected with a yoke assembly 5, the yoke assembly 5 is spaced from and parallel to the pivot housing 12, and the universal connector 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 fasteners.

Specifically, as shown in fig. 11, the first fixing member 3 is provided with a V-shaped outlet 32a, 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 in communication 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 passage 63 through the guide of the side walls on both sides of the V-shaped outlet 32 a.

Specifically, as shown in connection with fig. 11 to 12, in the present embodiment, the universal connector further includes a second fixing member 4 disposed at a distance from the first fixing member 3, the universal connector 2 has a second pivot arm 23 for rotationally sealing engagement 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 the second fluid passages 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 main body of the second fixing member 4 is T-shaped, one end of the main body is provided with a second connecting hole 41, the other end is provided with a second plug 42, the remaining end is provided with a second fixing hole 44, and the fastener connects the second fixing member 4 with the frame 6 through the second fixing hole 44. The second fluid channel 43 penetrates the second connecting hole 41 and 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, the step of the second pivot arm 23 is sleeved with a third sealing ring 9, and an outer ring of the third sealing ring 9 abuts against an inner wall of the second connecting hole 41 to form a seal.

Further, in this embodiment, the frame 6 is provided with a second mating groove 62, and the second fixing member 4 is mounted in the second mating groove 62 in a fitting manner, and the second plug 42 is plugged into the frame 6 to enable the second fluid channel 43 to be communicated with the second fluid channel 64. The second flow passages 64 are arranged in the left-right direction for distributing the cleaning liquid on the cleaning member surface.

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

In particular, the handle bar attachment 1 and/or the universal attachment 2 and/or the first fastening element 3 are injection-molded parts.

In another embodiment, as shown in connection with fig. 18 and 19, a cleaning tool is disclosed, including the universal connector described in this embodiment.

Further, in another embodiment, the cleaning tool further comprises a handle bar connected to the handle bar connector 1 and a cleaning member sleeved on the frame 6.

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

Further, taking the application of the universal connector to the mop as an example, the head end of the mop rod is connected with the connecting piece 1 of the mop rod, and the tail end is externally connected with a tap water source. The cleaning piece of the mop head is utilized to scrub 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 is divided into two paths of water, wherein one path of water sequentially flows through one side of the popular cleaning piece of the first fluid channel 33 and the first fluid channel 63; the other path sequentially passes through the second fluid channel 43 and the second fluid channel 64 to the other side of the cleaning member, and the cleaning member is replenished with cleaning liquid in real time. Or the cleaning piece of the mop head is taken down, and tap water discharged from the V-shaped outlet 32a directly washes the part to be cleaned.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

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

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. A universal connector, comprising:

a handle bar attachment (1) comprising: the cleaning device comprises a connecting end (11) for connecting a handle rod 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 externally connecting a cleaning liquid source;

a universal connector (2) having an annular groove (21) and a first pivoting arm (22), the pivoting housing (12) being pivoted to the universal connector (2) and held in rotary sealing relation with the annular groove (21), the annular groove (21) being in communication with the water inlet channel (14) and the hollow first pivoting arm (22);

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

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

2. A universal connector as defined in claim 1, wherein: the frame (6) is provided with a hollow inner cavity (66), and a plurality of communication holes (65) communicated with the inner cavity (66) are formed in the surface of the frame (6).

3. A universal connector as defined in claim 1, wherein: the handle bar connecting piece (1) is connected with a fork arm assembly (5), the fork arm assembly (5) is spaced from the pivoting shell (12) and arranged in parallel, and the universal connecting piece (2) is arranged between the pivoting shell (12) and the fork arm assembly (5).

4. A universal connector according to claim 3, wherein: the fork arm assembly (5) and/or the pivoting shell (12) are/is provided with a pivot (13) which is used for being matched with a shaft hole (24) on the universal connecting piece (2).

5. A universal connector as defined in claim 1, wherein: the first fixing piece (3) is provided with a V-shaped outlet (32 a), and the V-shaped outlet (32 a) forms a flat slit structure at the outlet of the first fluid channel (33).

6. A universal connector according to any of claims 1-5, wherein: the universal connecting piece (2) is provided with a second pivot arm (23) used for being in rotary sealing joint with the second fixing piece (4), second flow passages (64) distributed along the left-right direction are formed in the frame (6), and the second flow passages (64) are communicated with the annular groove (21) through second fluid passages (43) in the second fixing piece (4).

7. A universal connector as defined in claim 6, wherein: the first fixing piece (3) and/or the second fixing piece (4) are/is detachably connected with the frame (6).

8. A universal connector as defined in claim 6, wherein: the handle bar is hollow and communicates with the water inlet channel (14) to form a fluid channel structure.

9. A universal connector as defined in claim 1, wherein: the handle bar 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 in that: comprising a universal connector according to any of claims 1-9.

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