CN212939540U

CN212939540U - Window cleaner head and window cleaner

Info

Publication number: CN212939540U
Application number: CN202020830156.3U
Authority: CN
Inventors: 杨维民
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-04-13
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses a wipe window utensils and wipe head relates to cleaning products technical field, including wiping portion, switching portion and pole portion, be provided with the face of wiping in the wiping portion, wiping portion rotates around first axis of rotation with switching portion and is connected and be provided with first locking structure between the two, switching portion rotates around the second axis of rotation with pole portion and is connected and be provided with second locking structure between the two, first axis of rotation is perpendicular with the second axis of rotation, when wiping portion rotates to wipe the face perpendicular with the second axis of rotation, switching portion can rotate the rotatory messenger around the second axis of rotation and wipe a horizontal hunting, when wiping portion rotates to wipe the face parallel with the second axis of rotation, switching portion can be around the second axis of rotation and do the every single move action, make pole portion and switching portion produce the angle, make wiping portion laminate with the window more. The utility model provides a wiping portion can the horizontal hunting also can every single move pivoted window cleaner, makes wiping portion and window laminate more, and it is more convenient to use the installation.

Description

Window cleaner head and window cleaner

Technical Field

The utility model belongs to the technical field of cleaning products technique and specifically relates to a window cleaner is with wiping head and window cleaner is related to.

Background

Along with the improvement of living standard, high-rise residential buildings and a large number of glass windows are widely applied, in daily life, when window glass at a high position is cleaned, a person needs to stand on a desk or a chair for cleaning, a plurality of inconveniences and potential safety hazards exist, the window wiper is a special cleaning tool for cleaning the window, particularly, the window wiper is designed for cleaning the glass at the high position, the window wiper comprises a handheld rod and a wiping head, the wiping head is arranged at the top end of the handheld rod, when the glass at the high position is wiped, the bottom end of the handheld rod is held by a hand, the wiping head is attached to the glass, and the wiping head can be controlled to wipe the glass at the high position by waving the handheld rod by hand.

However, the wiping head and the handheld rod of the existing window wiper are perpendicular to each other, and the wiping head is fixedly connected with the handheld rod.

Therefore, how to solve the problem of inconvenient use caused by the fact that the wiping head and the handheld rod of the window cleaner in the prior art are perpendicular to each other and fixed becomes a technical problem which needs to be solved urgently by a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a window cleaner is with wiping head to solve among the prior art and wipe the head of window cleaner and hand-held pole mutually perpendicular and both fixed and the awkward problem that brings.

The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model discloses a first aspect provides a wipe window utensils and wipe head, including wiping portion, switching portion and pole portion, wherein:

the cleaning part comprises a cleaning part head, a rod part, a wiping part tail end, a rod part and a first locking structure, wherein the wiping part head is provided with a wiping surface, the wiping part tail end is rotationally connected with the rod part head end around a first rotation axis, the rod part tail end is rotationally connected with the rod part head end around a second rotation axis, the second rotation axis is perpendicular to the axis of the rod part, the first rotation axis is perpendicular to the second rotation axis, the first locking structure comprising a plurality of first locking positions is arranged between the wiping part tail end and the rod part head end, and the second locking structure comprising a plurality of second locking positions is arranged between the switching part tail end and the rod part head;

when the first locking structure is unlocked, the wiping part can rotate between a first position where the wiping surface is perpendicular to the second rotation axis and a second position where the wiping surface is parallel to the second rotation axis, when the wiping part rotates to the next adjacent first locking position, the first locking structure is locked, when the second locking structure is unlocked, the rod part can rotate relative to the adapter part, and when the second locking structure is locked, the second locking structure limits the relative rotation of the rod part and the adapter part.

Preferably, the wiping part tail end is in plug connection with the adaptor part head end, when the first locking structure is unlocked, the wiping part tail end can be axially movably installed or detached along the adaptor part head end, and when the first locking structure is locked, the first locking structure limits axial movement between the wiping part and the adaptor part.

Preferably, the first locking structure comprises a V-shaped elastic buckle arranged in one of the tail end of the wiping part and the head end of the switching part and a plurality of positioning holes arranged in the other of the tail end of the wiping part and the head end of the switching part, a through hole for the V-shaped elastic buckle to penetrate out is formed in the hollow side wall of the inside of the tail end of the wiping part or the head end of the switching part, the V-shaped elastic buckle penetrates out of the through hole, when the V-shaped elastic buckle is positioned in the positioning holes, the first locking structure is locked, and when the V-shaped elastic buckle is pressed to be separated from the positioning holes, the first locking structure is unlocked.

Preferably, the positioning hole includes a first positioning hole whose axis is perpendicular to the second rotation axis, a second positioning hole parallel to the second rotation axis, and a plurality of third positioning holes provided between the first positioning hole and the second positioning hole.

Preferably, the V-shaped snap is a double-bead V-shaped snap or a single-bead V-shaped snap.

Preferably, the second locking structure includes the axis of rotation, sets up switching hole, the setting of switching portion tail end are in the connecting hole and the locking hole of pole portion front end, the axis of rotation includes gear axostylus axostyle and top cap, the connecting hole with the extension line of locking hole axis coincides each other, one of them end of gear axostylus axostyle is provided with the dogtooth, and the other end is the optical axis, switching downthehole with all be provided with in the locking hole with dogtooth matched with internal tooth, the connecting hole is the unthreaded hole:

gear axostylus axostyle optical axis one end passes in proper order the locking hole the switching hole with the connecting hole, just the locking hole with the internal tooth that switches in the hole all with gear axostylus axostyle is last the dogtooth cooperation, the cover is equipped with the spring on gear axostylus axostyle's the optical axis, the top cap with gear axostylus axostyle joint, spring one end is supported the top cap bottom surface, and the other end supports the connecting hole inboard is close to locking hole one end.

Preferably, a rag fixing device is arranged on the wiping part.

Preferably, a scraper is detachably arranged on the wiping part, and the scraper is positioned on the back of the wiping surface.

The second aspect of the utility model provides a window cleaner, including above arbitrary the window cleaner wipe head and handheld pole, the head end of handheld pole with the connection can be dismantled to the tail end of pole portion.

Preferably, the handheld rod is a telescopic rod.

The utility model discloses a first aspect provides a wipe window utensils and wipe head, its beneficial effect is:

the utility model provides a pair of wipe window utensils and wipe head, including wiping portion, pole portion and the switching portion that is used for connecting wiping portion and pole portion, wiping portion's head end is provided with the face of wiping that is used for wiping the window, wiping portion's tail end and switching portion head end rotate around first axis of rotation and are connected, switching portion's tail end and pole portion head end rotate around the second axis of rotation and are connected, the second axis of rotation is perpendicular with the axis of pole portion, first axis of rotation is perpendicular with the second axis of rotation, be provided with the first locking structure including a plurality of first locking positions between wiping portion and switching portion, be provided with the second locking structure including a plurality of second locking positions between switching portion tail end and the pole portion head end, when first locking structure unblock, wiping portion can rotate between the first position of axis vertically and the second position of wiping face and second and wiping face and second axis of rotation parallel, resume the locking form after wiping portion rotates to adjacent next first locking position by one of them first locking position When the second locking structure is unlocked, the rod part and the adapter part can relatively rotate around a second rotation axis, a certain angle is formed between the rod part and the adapter part, when the second locking structure is locked, the second locking structure limits the relative rotation of the rod part and the adapter part, when the corner of a window needs to be wiped, the first locking structure can lock the wiping part at a position where the wiping surface is perpendicular to the second rotation axis, and at the moment, the wiping part can be adjusted by controlling the unlocking of the second locking structure, so that the wiping part can swing left and right around the second rotation axis on the plane where the wiping surface is located; when the window of eminence is cleaned to needs, first locking structure can lock the portion of cleaning in the position of wiping face and second rotation axis parallel, can adjust the portion of cleaning through the unblock of control second locking structure this moment, makes the portion of cleaning along the normal direction fore-and-aft swing of wiping the face, adjusts the contained angle between face of cleaning and the pole portion, and when people cleaned the eminence, the pole portion was the tilt state, and the face of cleaning is laminated with the window of waiting to clean mutually.

The utility model discloses a window cleaner that the second aspect provided, its beneficial effect is:

the utility model provides a pair of window cleaner, including handheld pole and above window cleaner wipe the head, the head end of handheld pole can be dismantled with the tail end of pole portion and be connected, and handheld pole can prolong the operation radius of wiping the head, should wipe window cleaner and use this to wipe the head and can realize wiping the same beneficial effect of head with the aforesaid, no longer give consideration to here again.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

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 these drawings without creative efforts.

Fig. 1 is an exploded view of a wiper head for a window wiper according to an embodiment of the present invention;

FIG. 2 is a first configuration diagram of a window wiper according to an embodiment of the present invention;

FIG. 3 is a second form of the structure of the wiper head for a window cleaner according to the embodiment of the present invention;

FIG. 4 is a diagram of a wiper head with a squeegee according to an embodiment of the present invention;

fig. 5 is a view showing a structure of a rotating shaft according to an embodiment of the present invention;

FIG. 6 is a diagram of a double-bead V-shaped buckle according to an embodiment of the present invention;

FIG. 7 is a schematic view of a cloth holding device according to an embodiment of the present invention;

fig. 8 is a view showing a structure of a window cleaner according to an embodiment of the present invention.

In the figure: 1. a wiping section; 101. wiping the surface; 2. a switching part; 3. a rod portion; 4. v-shaped elastic buckles; 401. a V-shaped spring; 402. a marble; 5. positioning holes; 501. a first positioning hole; 502 a second positioning hole; 6. a through hole; 7. a rotating shaft; 701. a gear shaft lever; 702. a top cover; 703. a bottom cover; 8. switching the hole; 9. connecting holes; 10. a stop hole; 11. a spring; 12. a wipe securing device; 13. a squeegee; 14. the rod is held in the hand.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the scope of the invention described in the claims. Further, the entire contents of the configurations shown in the following embodiments are not limited to those necessary as a solution of the invention described in the claims.

The technical solution provided by the present invention will be explained in more detail with reference to fig. 1 to 8.

As used herein, the head end is the end near the wiping portion 1, and the end far from the wiping portion 1 is the tail end.

As shown in fig. 1-8, the utility model provides a wipe window utensils and wipe head, including wiping portion 1, pole portion 3 and the switching portion 2 that is used for connecting wiping portion 1 and pole portion 3, the head end of wiping portion 1 is provided with the face 101 of wiping that is used for wiping the window, the tail end of wiping portion 1 is connected around first axis of rotation with switching portion 2 head end, the tail end and the 3 head end of pole portion of switching portion 2 rotate around the second axis of rotation to be connected, the second axis of rotation is perpendicular with the axis of pole portion 3, first axis of rotation is perpendicular with the second axis of rotation, be provided with the first locking structure including a plurality of first locking positions between wiping portion 1 and switching portion 2, be provided with the second locking structure including a plurality of second locking positions between 2 tail ends of switching portion and 3 head ends of pole portion, when the second locking structure unblock, wiping portion 1 can be at the second position and the first position and the second position that face 101 and second axis of rotation are parallel of wiping portion are rotated to face When the second locking structure is locked, the second locking structure limits the relative rotation of the rod part 3 and the adapter part 2, when the corner of the window needs to be wiped, the first locking structure can lock the wiping part 1 at a position where the wiping surface 101 is perpendicular to the second rotation axis, at the moment, the second locking structure can be controlled to be unlocked to adjust the wiping part 1, so that the wiping part 1 can swing left and right around the second rotation axis on the plane where the wiping surface 101 is located; when a window at a high position needs to be wiped, the first locking structure can lock the wiping part 1 at a position where the wiping surface 101 is parallel to the second rotating axis, at the moment, the wiping part 1 can be adjusted by controlling the unlocking of the second locking structure, so that the wiping part 1 swings back and forth along the normal direction of the wiping surface 101, the included angle between the wiping surface 101 and the rod part 3 is adjusted, when people wipe the high position, the rod part 3 is in an inclined state, and the wiping surface 101 is attached to the window to be wiped.

Further, the tail end of the wiping part 1 and the head end of the adapter part 2 are in plug connection, both the tail end of the wiping part 1 and the head end of the adapter part 2 can be of a cylindrical structure, one of the two can be inserted into the other, for example, the outer diameter of the tail end of the wiping part 1 is equal to the inner diameter of the head end of the adapter part 2, the tail end of the wiping part 1 is inserted into the head end of the adapter part 2, due to the cylindrical structure, the two can realize relative rotation, when the first locking structure is unlocked, the tail end of the wiping part 1 can axially move along the head end of the adapter part 2, and simultaneously can also rotate along the first rotation axis, when the first locking structure is locked, the first locking structure limits the axial movement between the wiping part 1 and the adapter part 2, and also limits the circumferential rotation between the.

Specifically, the first locking structure may include a V-shaped latch 4 disposed in one of the tail end of the wiping portion 1 and the head end of the adapting portion 2, and a plurality of positioning holes 5 disposed in one of the tail end of the wiping portion 1 and the head end of the adapting portion 2, for example, the V-shaped latch 4 may be disposed in the tail end of the wiping portion 1, the positioning holes 5 may be disposed in the head end of the adapting portion 2, the V-shaped latch 4 includes a V-shaped spring 401 and a ball 402 disposed outside the top of the V-shaped spring 401, a through hole 6 for the ball 402 to pass through is disposed on the side wall of the cylinder at the tail end of the wiping portion 1, the positioning holes 5 are disposed on the side wall of the cylinder at the head end of the adapting portion 2, the positioning holes 5 penetrate through the outer side wall of the adapting portion 2, when the ball 402 of the V-shaped latch 4 contacts the inner side wall of the adapting portion 2, the V-shaped latch 4 is pressurized, and when the through hole, the marble 402 penetrates out of the positioning hole 5 to limit the relative rotation and axial movement of the tail end of the wiping part 1 and the head end of the adapter part 2, and when the wiping part 1 needs to be rotated again or the wiping part 1 needs to be detached, the marble 402 is pressed inwards to separate the marble 402 from the positioning hole 5.

In implementation, the positioning holes 5 may be uniformly arranged along the circumferential direction of the head end of the adaptor 2, wherein the positioning holes necessarily include two first positioning holes 501 having axes perpendicular to the second rotation axis and two second positioning holes 502 having axes parallel to the second rotation axis, a plurality of third positioning holes 5 may be further arranged between the first positioning holes 501 and the second positioning holes 502, the extension lines of the axes of the two first positioning holes 501 coincide with each other, the two second positioning holes 502 may also be provided, the extension lines of the axes of the two second positioning holes 502 coincide with each other, the third positioning holes 5 may be arranged between two adjacent first positioning holes 501 and two adjacent second positioning holes 502, so that the wiping part 1 can rotate 360 degrees along the first rotation axis, when the axes of the through holes 6 are parallel to the wiping surface 101, the marble 402 of the V-shaped snap 4 is snapped into the first positioning holes 501, the plane of the wiping surface 101 is perpendicular to the second rotation axis, when the ball 402 of the V-shaped latch 4 is inserted into the second positioning hole 502, the plane of the wiping surface 101 is parallel to the second rotation axis, and each positioning hole 5 is a first locking position.

Preferably, the V-shaped latch 4 may be a single-ball V-shaped latch including one ball 402, or a double-ball V-shaped latch including two balls 402.

As an alternative embodiment, the second locking structure may include a rotating shaft 7, a switching hole 8 disposed at the tail end of the switching portion 2, a connecting hole 9 and a locking hole 10 disposed at the front end of the rod portion 3, the rotating shaft 7 includes a gear shaft 701 and a top cover 702, the extension lines of the axes of the connecting hole 9 and the locking hole 10 are overlapped with each other, one end of the gear shaft 701 is circumferentially provided with a plurality of convex teeth, the other end of the gear shaft is an optical axis, the inner side of the switching hole 8 and the inner side of the locking hole 10 are both provided with a plurality of inner teeth matched with the convex teeth, the connecting hole 9 is an optical hole, a gap for the switching hole 8 to be inserted into is left between the connecting hole 9 and the locking hole 10, after the switching hole 8 is inserted into the gap, one end of the optical axis of the gear shaft 701 sequentially passes through the locking hole 10, the switching hole 8 and the connecting hole 9, and, the end part of a gear shaft lever 701 of the rotating shaft 7 is provided with a bottom cover 703 fixedly connected with the rotating shaft 7, the diameter of the bottom cover 703 is larger than the outer diameter of a stop hole 10, a spring 11 is sleeved on the optical axis of the gear shaft lever 701, one end of the connecting hole 9 close to the stop hole 10 is provided with a bulge extending inwards, one end of the spring 11 is abutted against the top surface of the bulge, then the top cover 702 is buckled at one end of the optical axis of the rotating shaft 7, the other end of the spring 11 is abutted against the bottom end of the top cover 702, the bottom cover 703 is tightly attached to the bottom end of the stop hole 10 through the supporting force of the spring 11, at the moment, the outer teeth of the gear shaft lever 701 are simultaneously matched with the inner teeth in the stop hole 10 and the adapting hole 8, the rotation of the adapting part 2 and the rod part 3 around a second rotating axis can be limited, when the angle between the adapting part 2 and the rod part 3 needs to be adjusted, the top cover 702, the optical axis part is located switching hole 8, but switching portion 2 and pole portion 3 relative rotation this moment, when rotating suitable angle, loosen top cap 702, under spring 11's effect, axis of rotation 7 moves to the direction of connecting hole 9, gear shaft lever 701's dogtooth is connected with the internal tooth in switching hole 8 again, restriction rotation between them, and the gap between per two internal teeth is a second locking position.

Specifically, the bottom of the top cap 702 may be provided with two extending arms perpendicular to the top cap 702, the outer sides of the bottom ends of the extending arms are provided with protrusions, the rotating shaft 7 may be a hollow shaft, the distance between the outer sides of the two extending arms is equal to the inner diameter of the rotating shaft 7, the side wall of the rotating shaft 7 is provided with a bayonet penetrating through the side wall, and after the extending arms are inserted into the rotating shaft 7, the protrusions are clamped into the bayonet to be fixed.

Optionally, a cleaning cloth fixing device 12 is further disposed on the cleaning part 1, the cleaning cloth fixing device 12 may be a hook and loop fastener disposed on the cleaning surface 101, a hook and loop fastener is also disposed on the back of the cleaning cloth used in cooperation with the cleaning part 1, the cleaning cloth and the cleaning surface 101 are connected to each other through the hook and loop fastener, and of course, the cleaning cloth fixing device 12 may also be any other device capable of fixing the cleaning cloth.

As a preferred or alternative embodiment, the wiping portion 12 is detachably provided with a scraper 13, and the scraper 13 may be provided on the back of the wiping surface 101. After the window is wiped by the wiping surface 101, the residual water stain on the window can be scraped by the scraper 13, so that the window can be wiped more cleanly without water marks.

The utility model discloses a second aspect provides a window cleaner, including above window cleaner wipe head and handheld pole 14, handheld pole 14's head end can be dismantled with the tail end of the pole portion 3 of wiping the head and be connected, the tail end of pole portion 3 can be cylindrical structure, handheld pole 14's head end external diameter equals the internal diameter of the 3 tail ends of pole portion, handheld pole 14's head end can insert the tail end of pole portion 3 and connect, produce axial displacement and pole portion 3 and break away from the connection with pole portion 3 in order to prevent handheld pole 14 when using, can set up the fixed orifices on the lateral wall of pole portion 3, set up elastic bulge in the position that handheld pole 14 head end lateral wall corresponds with the fixed orifices, after handheld pole 14 inserts pole portion 3, the axial fixity of realizing handheld pole 14 and pole portion 3 in the fixed orifices is gone into to the elastic bulge card.

The hand-held rod 14 may be a telescopic rod, and the telescopic rod may be extended or shortened to adjust the working radius.

Where the terms "first," "second," and the like are used herein to define elements, those skilled in the art will recognize that: the terms "first" and "second" are used merely to distinguish one element from another in a descriptive sense and are not intended to have a special meaning unless otherwise stated.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a window cleaner is with wiping head which characterized in that, includes wiping portion (1), switching portion (2) and pole portion (3), wherein:

the cleaning device is characterized in that a cleaning surface (101) is arranged at the head end of the cleaning part (1), the tail end of the cleaning part (1) is rotatably connected with the head end of the switching part (2) around a first rotating axis, the tail end of the switching part (2) is rotatably connected with the head end of the rod part (3) around a second rotating axis, the second rotating axis is perpendicular to the axis of the rod part (3) and the first rotating axis is perpendicular to the second rotating axis, a first locking structure comprising a plurality of first locking positions is arranged between the tail end of the cleaning part (1) and the head end of the switching part (2), and a second locking structure comprising a plurality of second locking positions is arranged between the tail end of the switching part (2) and the head end of the rod part (3);

when the first locking structure is unlocked, the wiping part (1) can rotate between a first position where the wiping surface (101) is perpendicular to the second rotation axis and a second position where the wiping surface (101) is parallel to the second rotation axis, when the wiping part (1) rotates to the next adjacent first locking position, the first locking structure is locked, when the second locking structure is unlocked, the rod part (3) can rotate relative to the adapter part (2), and when the second locking structure is locked, the second locking structure limits the relative rotation of the rod part (3) and the adapter part (2).

2. The wiping head for the window wiper according to claim 1, wherein the tail end of the wiping part (1) is in plug connection with the head end of the adapter part (2), when the first locking structure is unlocked, the tail end of the wiping part (1) can be axially movably mounted or dismounted along the head end of the adapter part (2), and when the first locking structure is locked, the first locking structure limits the axial movement between the wiping part (1) and the adapter part (2).

3. The wiper head according to claim 1, wherein the first locking structure comprises a V-shaped snap (4) provided in one of the trailing end of the wiping portion (1) and the leading end of the adaptor portion (2), and a plurality of positioning holes (5) arranged on the other of the tail end of the wiping part (1) and the head end of the switching part (2), the inside of the tail end of the wiping part (1) or the head end of the switching part (2) is hollow, a through hole (6) for the V-shaped elastic buckle (4) to penetrate out is arranged on the side wall, the V-shaped elastic buckle (4) penetrates out from the through hole (6), when the V-shaped elastic buckle (4) is positioned in the positioning hole (5), the first locking structure is locked, when the V-shaped elastic buckle (4) is pressed to be separated from the positioning hole (5), the first locking structure is unlocked.

4. The window wiper head according to claim 3, wherein the positioning hole (5) comprises a first positioning hole (501) having an axis perpendicular to the second rotation axis, a second positioning hole (502) parallel to the second rotation axis, and a plurality of third positioning holes provided between the first positioning hole (501) and the second positioning hole (502).

5. The wiper head according to claim 3, wherein said V-shaped snap (4) is a double-bead V-shaped snap or a single-bead V-shaped snap.

6. The window cleaner wiping head according to claim 1, wherein the second locking structure comprises a rotating shaft (7), a switching hole (8) formed in the tail end of the switching part (2), a connecting hole (9) formed in the front end of the rod part (3), and a locking hole (10), the rotating shaft (7) comprises a gear shaft rod (701) and a top cover (702), the connecting hole (9) and the axis of the locking hole (10) are overlapped, one end of the gear shaft rod (701) is provided with a convex tooth, the other end of the gear shaft rod is an optical axis, internal teeth matched with the convex tooth are arranged in the switching hole (8) and the locking hole (10), and the connecting hole (9) is a light hole:

gear axostylus axostyle (701) optical axis one end passes in proper order locking hole (10) switching hole (8) with connecting hole (9), just locking hole (10) with the internal tooth that switches hole (8) all with gear axostylus axostyle (701) is last the dogtooth cooperation, the cover is equipped with spring (11) on the optical axis of gear axostylus axostyle (701), top cap (702) with gear axostylus axostyle (701) joint, spring (11) one end is supported top cap (702) bottom surface, and the other end supports connecting hole (9) inboard is close to locking hole (10) one end.

7. A wiping head for window wipers according to claim 1, characterized in that the wiping part (1) is provided with a cloth fixing device (12).

8. The window wiper head according to claim 1, wherein a wiper blade (13) is detachably provided on the wiping portion (1), the wiper blade (13) being located on the back side of the wiping surface (101).

9. A window cleaner, characterized in that it comprises a wiper head and a hand-held rod (14) according to any one of claims 1 to 8, the head end of the hand-held rod (14) being detachably connected to the tail end of the rod part (3).

10. A window wiper according to claim 9, characterized in that the hand-held rod (14) is a telescopic rod.