CN216602697U - Window wiper with scraping strip - Google Patents

Abstract

The utility model provides a window wiper with a scraping strip, which comprises a main body, wherein the main body is provided with an adsorption unit, a walking unit and a wiping unit, the adsorption unit is positioned in the middle of the main body and is provided with a negative pressure cavity for adsorbing the main body on the surface of glass, the walking unit is positioned in the negative pressure cavity to drive the main body to move, the wiping unit is positioned on the periphery of the negative pressure cavity and comprises a first wiping object and a second wiping object, the scraping strip is arranged between the first wiping object and the second wiping object, and the scraping strip is positioned in front of the moving direction of the walking unit. The utility model has the advantages that water in front of the moving direction of the walking unit is removed through the scraping strip, secondary water absorption is carried out by using the wiping material, and the walking unit is further prevented from sliding when being contacted with the water.

Description

Window wiper with scraping strip

Technical Field

The utility model relates to the field of daily cleaning, in particular to a window wiper with a scraping strip.

Background

With the development of technology, the automation requirements of consumers for cleaning equipment are higher and higher, for example, the cleaning robot automatically cleans the floor or the window, and due to the higher height and the vertical arrangement of the window, the window or the wiper needs to be kept wet when in use, and the friction force is reduced, and simultaneously, the gap between the wiper and the window can be filled with water, so that the cleaning robot is more stable in adsorption.

Cleaning machines people among the prior art includes the main part, and the bottom of main part sets up athey wheel and wiper, but the wiper is difficult to dry the water on the window, though the surface of athey wheel is equipped with skid-proof line, still can skid because of being stained with water.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a window wiper with a wiper strip that solves the above problems.

In order to achieve the purpose of the utility model, the utility model is realized by the following technical scheme:

the utility model provides a window cleaner with scrape strip, includes the main part, the main part is equipped with adsorbs unit, walking unit and cleans the unit, adsorb the unit and be located the middle part of main part to be equipped with be used for with the main part adsorbs the negative pressure chamber on glass surface, the walking unit is located the negative pressure intracavity is in order to drive the main part removes, clean the unit and be located around the negative pressure chamber, including first wiper and second wiper, first wiper with be equipped with between the second wiper and scrape the strip, it is located to scrape the strip the place ahead of walking unit's direction of movement, first wiper clean glass earlier, scrape the strip and strike off the water on the glass, the second wiper will not be absorbed by the water that strikes off, and dual dewatering can avoid walking unit to meet the water and skid.

Preferably, the wiping unit further comprises a lifting plate, the lifting plate is elastically and movably mounted to the periphery of the negative pressure cavity, the bottom of the lifting plate is detachably connected with the first wiper and the second wiper, and when the main body moves, the first wiper and the second wiper are always adsorbed on the surface of the glass, so that the window wiper is prevented from falling.

Preferably, the wiper strip includes a first wiper strip located in front of the traveling unit in the forward direction, and a second wiper strip located in front of the traveling unit in the backward direction, and when the main body moves in two different directions, the wiper strip removes water from an area in front of the traveling unit.

Preferably, the elastic telescopic scraper strip is arranged, when the main body is adsorbed on the glass, the scraper strip can be attached to the surface of the glass, and the telescopic scraper strip can reduce the resistance of the scraper strip and the surface of the glass.

Preferably, the bottom surface of lifter plate is equipped with the spout, the spout is equipped with anticreep portion, the cross-section of scraping the strip is the T shape, and is in under the spacing of anticreep portion location in the spout, drop when preventing to scrape water by the scraping strip.

Preferably, the upper end of the scraping strip is provided with a hard support, the upper end of the hard support is provided with a fixing part for supporting the elastic part, the other end of the elastic part is supported on the surface of the sliding groove, the scraping strip is made of rubber materials and is easy to deform under stress, the hard support can be stably made and compress the elastic part, and when the length of the scraping strip is too long, the hard support can enable the stretching synchronism of each position of the scraping strip to be stronger.

Preferably, the lower extreme of stereoplasm support is equipped with first recess, the upper end of scraping the strip install extremely in the first recess, the fixed part sets up to second recess or lug, and first recess can carry on spacingly to scraping the strip, prevents when the strip is flexible and the stereoplasm support between the aversion of skidding.

Preferably, the two walking units are arranged as crawler wheels, so that the main body can move more stably.

Preferably, the length of the wiper strip is not less than the width of the track wheel, so that water in front of the track wheel can be removed when the main body travels straight.

Preferably, the length of the scraping strip is not less than the distance between the connecting lines of the far ends of the two crawler wheels, so that the water removal area is enlarged, and the slipping is prevented.

The beneficial effects of the utility model include: compared with the prior art, the setting of scraping the strip, can strike off walking unit moving direction the place ahead water, and both sides set up first wiper and second wiper respectively around scraping the strip, can further prevent walking unit and water contact with the water absorption that is not struck off.

Drawings

FIG. 1 is a bottom view of the window wiper of the present invention.

Figure 2 is a schematic cross-sectional view of a wiping unit of the utility model.

Fig. 3 is an enlarged schematic view of the utility model at a in fig. 2.

Detailed Description

In order to make those skilled in the art better understand the solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all of it. All other embodiments that can be obtained by a person skilled in the art based on the embodiments of the present invention without any inventive step shall fall within the scope of the present invention.

The terms "comprises" and "comprising," and any variations thereof, in the description and claims of this specification and the above-described drawings, are intended to cover a non-exclusive inclusion, such that a list of elements, processes, systems, articles, or devices is not necessarily limited to the particular list of elements, systems, articles, or devices, but may include other elements, processes, products, or devices not expressly listed or inherent to such elements, processes, articles, or devices.

The terms "mounted," "disposed," "provided," "connected," and "nested" in the description and claims of the utility model and the above-described drawings are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations. When an installation is described as being "connected" or "connected," it can be directly connected or indirectly connected through intervening components. If not indicated otherwise, a component "disposed on," "disposed on," or "connected to" another component does not exclude the two components from being integrally formed.

Furthermore, spatially relative terms, such as bottom, top, and the like, may be used to describe one element and/or feature's relationship to another element(s) and/or feature(s), such as is illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use and/or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "front" may be oriented "back" to other elements or features. The device may be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1-3, a window cleaner with scraping strip, including main part 1, main part 1 is equipped with adsorption unit, walking unit and cleans unit 2, and adsorption unit is located the middle part of main part 1 to be equipped with and be used for adsorbing main part 1 at the surperficial negative pressure chamber 3 of glass, and walking unit is located negative pressure chamber 3 and removes in order to drive main part 1, cleans unit 2 and is located negative pressure chamber 3 all around, including first wiper 4 and second wiper 5, is equipped with scraping strip 6 between first wiper 4 and the second wiper 5, and scraping strip 6 is located the place ahead of walking unit's direction of movement.

Specifically, the adsorption unit comprises a fan and an air suction opening 7, when the main body 1 is placed on the surface of the glass, the fan is started to suck air between the main body 1 and the surface of the glass from the air suction opening 7, so that a negative pressure cavity 3 is formed between the main body 1 and the glass, and the main body 1 is adsorbed and hung on the surface of the glass; the walking unit comprises a driving motor and two crawler wheels 8, and the two crawler wheels 8 are arranged on two sides of the air suction opening 7 in parallel, so that the stress is balanced when the main body 1 moves, and the movement is more stable; wiping unit 2 includes lifter plate 9, first wiper 4 and second wiper 5, lifter plate 9 elastic activity's installation to the bottom surface of main part 1 on, and be the square-shaped, surround around negative pressure chamber 3, first wiper 4 and second wiper 5 detachable install the bottom surface at lifter plate 9, when main part 1 adsorbs on glass and removes, first wiper 4 and second wiper 5 adsorb on the glass surface all the time, separation negative pressure chamber 3 and external circulation of air.

Preferably, the first wiper 4 and the second wiper 5 can be two mutually independent wipers, or the middle part of the wiper is provided with a hollow part, so that the wiper strip 6 can be conveniently installed, the first wiper 4 and the second wiper 5 are formed at the front side and the rear side of the wiper strip 6, when the wiper is used, the first wiper 4 is used for cleaning the surface of glass, and the second wiper 5 absorbs water which is not scraped by the wiper strip 6, so that the double-dewatering effect is realized, and the contact between the crawler wheel 8 and the water is further avoided.

In this embodiment, the traveling unit can move forward or backward, so as to realize reciprocating cleaning without rotating, the wiper strip 6 includes a first wiper strip 10 and a second wiper strip 11, the first wiper strip 10 is located in front of the traveling unit in the forward direction, the second wiper strip 11 is located in front of the traveling unit in the backward direction, and the main body 1 can wipe water before moving when moving in different directions, so as to avoid the contact slip of the crawler wheel 8 and water.

In other embodiments, the scrapers 6 can be located on any two opposite sides of the main body 1, and the track wheels 8 can rotate relative to the main body 1 to realize steering, or the main body 1 can be divided into two parts, and the center and the periphery can rotate relative to each other to realize steering, that is, the center of the main body 1 or the track wheels 8 can change the moving direction of the main body 1 after rotating in situ, so that the scrapers 6 can be switched between the front and back directions or the left and right directions of the track wheels 8.

Preferably, the scraping strip 6 is elastically and telescopically arranged, and when the main body 1 is adsorbed on the glass surface, the scraping strip 6 can be attached to the glass surface.

Specifically, the bottom surface of the lifting plate 9 is provided with a sliding groove 12, an anti-falling part 13 is arranged in the sliding groove 12, the cross section of the scraping strip 6 is in a T shape, the scraping strip can be positioned in the sliding groove 12 under the matching of the anti-falling part 13, and when the main body 1 is prevented from moving, the scraping strip 6 is pulled out of the sliding groove 12 due to friction between the scraping strip 6 and glass.

Preferably, the upper end of the scraping strip 6 is provided with a hard support 14, the upper end of the hard support 14 is provided with a fixing portion 16 for supporting the elastic member 15, and the other end of the elastic member 15 is supported on the surface of the sliding groove 12, in the embodiment, the lower end of the hard support 14 is provided with a first groove 17, the upper end of the scraping strip 6 is installed in the first groove 17, so that the sliding displacement between the scraping strip 6 and the hard support 14 when the scraping strip is stretched can be avoided, and the fixing portion 16 is provided with a second groove or a convex block, so that one end of the elastic member 15 can be positioned.

In the above embodiment, the wiper strip 6 is located right in front of or right behind the track wheel 8, and the length of the single wiper strip 6 is not less than the width of the track wheel 8, so that the wiper strip 6 can wipe off water at a position where the track wheel 8 moves when the main body 1 moves right in front of or right behind.

Preferably, any of the scrapers 6 can be provided as a single or a plurality of scrapers, and the length of the single scraper 6 or the length of a line connecting the two scrapers 6 with the farthest end is not less than the distance of a line connecting the far ends of the two track wheels 8, so as to enlarge the wiping area, and the scraper 6 can gather water in front of the scraper and guide the water to the two sides of the scraper.

The above description of the present invention is intended to be illustrative. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.

Claims (10)

1. The utility model provides a window cleaner with scrape strip, includes the main part, the main part is equipped with adsorption unit, walking unit and cleans the unit, adsorption unit is located the middle part of main part to be equipped with be used for with the main part adsorbs the negative pressure chamber on glass surface, the walking unit is located in the negative pressure intracavity is in order to drive the main part removes, it is located to clean the unit around the negative pressure chamber, including first wiper and second wiper, its characterized in that, first wiper with be equipped with between the second wiper and scrape the strip, it is located to scrape the strip the place ahead of walking unit's moving direction.

2. The window wiper with the wiper strip according to claim 1, wherein said wiping unit further comprises a lifting plate elastically and movably installed around said negative pressure chamber, a bottom portion of said lifting plate detachably connects said first wiper and said second wiper, and said first wiper and said second wiper are always attached to a glass surface when said main body is moved.

3. The window wiper with wiper strip according to claim 2, wherein said wiper strip includes a first wiper strip located forward in a forward direction of said traveling unit and a second wiper strip located forward in a backward direction of said traveling unit.

4. The window wiper with a wiper strip of claim 3, wherein said wiper strip is elastically and telescopically arranged, and said wiper strip can be attached to the surface of the glass when said body is attached to the glass.

5. The window wiper with the wiper strip according to claim 4, wherein a sliding groove is formed on a bottom surface of the lifting plate, the sliding groove is provided with an anti-falling portion, and the wiper strip has a T-shaped cross section and is positioned in the sliding groove under a limit of the anti-falling portion.

6. The window wiper with the wiper strip according to claim 5, wherein a hard holder is provided at an upper end of the wiper strip, a fixing portion for supporting an elastic member is provided at an upper end of the hard holder, and the other end of the elastic member is supported on a surface of the sliding groove.

7. The window wiper with the wiper strip according to claim 6, wherein the lower end of the rigid bracket is provided with a first groove, the upper end of the wiper strip is fitted into the first groove, and the fixing portion is provided as a second groove or a projection.

8. The window wiper with wiper strip according to claim 1, wherein said traveling unit is provided as a crawler wheel and is provided in two.

9. The window wiper with a wiper strip according to any one of claims 1 to 8, wherein the length of the wiper strip is not less than the width of the track wheel.

10. The window wiper with a wiper strip as defined in claim 9, wherein said wiper strip has a length not less than a distance between lines connecting distal ends of said two track wheels.

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