CN203802405U - Cleaning device - Google Patents

Abstract

The utility model relates to a cleaning device. The cleaning device is provided with a cavity, wherein the size of the cavity is determined, so that the selective removal and reinsertion of an insertable melamine pad are realized; the cavity is capable of being jointed with the insertable pad in a friction way by virtue of the structure and the arrangement of the cavity. The cleaning device comprises a double-component retaining member which comprises a fluid retaining element and a non-fluid retaining element, and multifunctional cleaning is realized.

Description

Cleaning device

Technical field

The application's field is cleaning device, more particularly comprises absorption component and cleaning device that can insertion element, and more particularly have can insert, renewable absorbability cleaning device that can insertion element.

Background technology

According to C.F.R.1.76, with comprise priority request in the request for data table of submitting to herein simultaneously.Therefore, according to 35U.S.C § 119 (e), 120,121 and/or 365 (c), the application as on July 7th, 2010 submit to be entitled as " cleaning device with insertable member " the 12/832nd, the continuation-in-part application of No. 045 U.S. Patent application, requires priority.The content of above-mentioned patent application is incorporated to herein by reference.

In prior art, there is numerous cleaning devices.There are various devices, such as sponge, mop, scrubbing brush and pad.They comprise absorbent material, coarse material and grinding-material, such as based on phenolic aldehyde or the foam based on melamine.But, allow by consumer for deep clean hydrid component without any known cleaning element, if or in parts one because wearing and tearing too early or plan wearing and tearing need to be changed.

The application for deep clean work be the best application of those various types of grinding-materials.For example, there is the cleaning of true difficulty, such as get on from cement mortar dirt and grease.Another example is that mould is removed from vinyl, plastic and glass steel.An example is that the fish residue that comprises blood is removed from the deck of ships and light boats again.

In the situation that there is no other equipment, common sponge and cleaning pad are durable not to complete deep clean work.The use of fluid abrasive material can cause the too early destruction of conventional sponge, but wishes that very much common sponge shows water reserve capability in most clean applications.Nonfluid abrasive material, such as the instructions for use moisture of grinding pad to prevent surperficial damage or need to be made so that the sand grains of removing does not embed in grinding pad by meeting lost material.Grinding pad, can leave residue such as the grinding pad that contains melamine, needs secondary clear program to wipe residue.Some durable grinding pad may cause skin irritatin in the time directly touching.

Except above-mentioned hard work, the application is also very suitable for effectively processing various daily cleaning work.For example, in kitchen, can carry out wiping to the furnace surface of burning and the kettle burning and pan.Obstinate stain on ceramic tile and cement mortar can be removed from shower set and floor.Outdoor, also can thoroughly clean vinyl garden furniture, PVC fence and pvc pipe.

There are many cleaning devices, wherein be much as thering is absorbent material such as sponge, and/or grinding-material is such as based on phenolic aldehyde or the foam based on melamine and the device of granted patent.Can be the 4th, 665, No. 580,4,866, No. 806,4,949, No. 417,5,187, No. 830,6,485, No. 822,6,503, No. 615,6,857, No. 159,7,060, No. 119,7,454, No. 813,7,629, in No. 043 United States Patent (USP) and No. 2005/136238 U. S. application bulletin, find example.

The 5th, 187, No. 830 United States Patent (USP) discloses a kind of sponge that is coated with nylon wire, and this sponge has the stay cord of braiding in one end of net covering.The sponge of nerve of a covering is received and kept to the sheath that forms bag of being made up of cleaned slice material.Whole assembly is for carwash.In the time meeting with trouble the spot of reason, thereby the sponge of nerve of a covering is partially or fully recalled to this spot of wiping from sheath bag.The sponge of this nerve of a covering is given sheath shape and supporting, and can touch fast washing and brushing device by sheath.

The 6th, 485, No. 822 United States Patent (USP) discloses a kind of multiple layer combination sponge that comprises cleaning layer and clean layer, and each cleaning layer and clean layer are stacked and placed on intermediate layer.Compare clean layer and cleaning layer, this intermediate layer is more compressible, and the periphery of sponge between clean layer and cleaning layer is formed with groove.These layers are preferably coextensive, be formed with nose, and have fillet at the rear side of this combination sponge in the front side of this combination sponge.All uniform thickness roughly of clean layer and intermediate layer, the thickness of cleaning layer is less than the half of the thickness in clean layer or intermediate layer.

The 6th, 503, No. 615 United States Patent (USP) discloses a kind of wiped clean device, and it comprises the porous material with open-celled structure, and this material has 5kg/m ³to 50kg/m ³density, 0.6kg/cm ²to 1.6kg/cm ²tensile strength, 8% to 20% fracture elongation and 80 holes/25mm to 300 hole/25mm hole count and there is such surface, when carry out wiping on this surface time, particle comes off from this wipe surfaces by friction.

The 7th, 454, No. 813 United States Patent (USP) discloses a kind of cleaning device, and this cleaning device comprises: soft spongy layer, has at least one rib or chimb on the surface of spongy layer; Intermediate layer, this intermediate layer is harder than spongy layer; Layer of cloth, this layer of cloth is bonded to intermediate layer relative with spongy layer.These layers can be bonded to each other.

The 8th, 283, No. 305 United States Patent (USP) discloses a kind of cleaning device, and this cleaning device comprises: the easily foam matrix of erosion, such as melamine foamed plastic matrix; And controlled release system, comprise activator.This controlled release system comprises the composition that selects the group that carrier, complexing agent, half permeable membrane and the combination thereof of free polymer substrate, microcapsules, particulate porous form, the group that activator selects free surfactant, bleaching agent, incrustation scale reducing agent, pesticide, solvent and composition thereof to form.

The 8th, 296, No. 895 United States Patent (USP)s disclose a kind of for having the disposable absorption of fluids cleaning pad of hand held device for cleaning of long handle, and this cleaning pad comprises: sponge material layer; Pliable and tough open-cell foam materials layer, makes and attaches to regularly sponge material layer by melmac, for cleaning pad is attached to cleaning device removably.In an embodiment of this application, attachment structure comprises: backing plate, is mounted to sponge material layer regularly; And a pair of thumb screw assembly, this assembly removably and is slidably mounted to backing plate, for cleaning pad is removably attached to cleaning device.In the use of this hand held device for cleaning, the pliable and tough open-cell foam materials layer of being made by melmac be with Surface Contact to be cleaned layer.

The 7th, 629, No. 043 United States Patent (USP) discloses a kind of clean wiping product.This clean wiping device comprises the froth bed such as the foam based on phenolic aldehyde or melamine, and this froth bed is configured for contact and clean surface.Carry out material by lamination attached, wherein assembly is by adhesive or by using heat and/or pressure to be bonded to each other.If an assembly or other assemblies wear and tear too early, if or assembly assembly that employing is had to different grinding rates substitute, the assembly of combination can not separate.If not open attached inefficacy, thereby should make the assembly that keeps different by cavity.

No. 2007/0157405 the U.S. has announced a kind of method of the cleaning device, manufacture melamine foamed plastic and the perfume source that comprise melamine foamed plastic and perfume source and has used the method in melamine foamed plastic and perfume source.

No. 2010/0223748 U.S. discloses a kind of cleaning pad system of or sanding machine clean for electric floor-board, and wherein this spacer has the foam based on melmac.

No. 2007/0061991 the U.S. discloses a kind of cleaning device that is applicable to hard-surface cleaning that comprises hot compression melamine foamed plastic.

No. 2006/0005338 the U.S. discloses a kind of cleaning device with water imbibition melamine foamed plastic floor that comprises.

No. 2002/253471 Japanese patent publication discloses a kind of washing tool, and it is made up of clamping device and brush part, and wherein clamping device at one end has forked retaining part, and brush part remains between forked retaining part can connect/and removable.Brush part is by absorbing water and expanding material and melamine resin foam body form, and wherein water suction and expanding material water suction are irreversibly expanded simultaneously, melamine resin foam body remain on absorb water and expanding material between and between exposed material.

Therefore, the cleaning device that need to be modified based on existing apparatus in this area, this provides the mode of more efficient, the more effective and more durable removable grinding pad of maintenance.Can insert pad and keep in cavity, allow to carry out in a lateral direction wiping and remove the material that surrounds and limit by sponge material any.

Utility model content

For this reason, according to the application aspect, a kind of cleaning device is provided, described cleaning device comprises: the retaining member of foamed material, described retaining member can keep having density and form in the fluid between 1.30lbs/ft3 to 2.50lbs/ft3 and by the hydrophily urethane of random perforate, and described retaining member is limited by end face, bottom surface, the first side and the second side and the first end face and the second end face, cavity, described cavity is arranged on the center of the described bottom surface of described retaining member, and described cavity has base wall, described base wall embeds from described bottom surface and is less than 0.75 inch and surround by having the first madial wall of unified height and the second madial wall and the first outer end wall and the second outer end wall, grinding pad, described grinding pad has the height that is greater than 0.75 inch, and described grinding pad is arranged in described cavity and stretches out from this cavity, described grinding pad has end face and bottom surface, described grinding pad has the first lateral wall and the second lateral wall, described the first lateral wall and the second lateral wall frictionally engage with described first madial wall of described cavity and at least a portion of described the second madial wall, and described grinding pad has the first outer end wall and the second outer end wall, described the first outer end wall and the second outer end wall engage with described first inner end wall of described cavity and at least a portion of described the second inner end wall, thereby wherein said grinding pad engages in use and is held in place with the inwall of described cavity, described grinding pad can remove to clean or change thus.

According to the application on the other hand, a kind of cleaning device is provided, described cleaning device comprises: retaining member, and described retaining member retains element by the nonfluid that is bonded to fluid reservation element and forms, and it is 1.8+/-10%lbs/ft by density that described nonfluid retains element ³non-reticulated polymer foam make, described fluid retains element and is formed by the hydrophily urethane of the Double Opening that can keep density in the fluid between 1.30lbs/ft3 to 2.50lbs/ft3, and described retaining member has end face, bottom surface, the first side and the second side and the first end face and the second end face, the cavity that center arranges, this cavity is formed in described retaining member, described cavity has base wall, and described base wall embeds 0.75 inch and surround by having the first madial wall of unified height and the second madial wall and the first outer end wall and the second outer end wall from described bottom surface, can insert pad, the described pad that inserts is formed and can be fixed in described cavity by melamine foamed plastic, the described height that inserts pad is greater than 0.75 inch and stretch out from the bottom surface of described retaining member, the described spacer that inserts has end face and bottom surface, the described spacer that inserts has the first lateral wall and the second lateral wall, described the first lateral wall and described the second lateral wall frictionally engage with the first madial wall of described cavity and at least a portion of the second madial wall, and the described spacer that inserts has the first lateral wall and the second lateral wall, described the first lateral wall and the second lateral wall engage with the first inner end wall of described cavity and at least a portion of the second inner end wall, thereby the wherein said pad that inserts engages in use and is held in place with the inwall of described cavity, and the described pad that inserts can remove and cleans or change.

The combination of parts provides significant advantage and has greatly improved the ability of carrying out heavy cleaning.Helping absorption and removing aspect the residue of the material from grinding pad wearing and tearing during wiping, this cleaning device provides remarkable advantage.Providing than aspect the large clean surface of independent Grinding structural unit, this combination also provides remarkable advantage, also more meets the design of ergonomics for wiping process provides simultaneously, thereby more efficient, more durable and more effective cleaning device is generally provided.Find, it is more efficient and more effective clean significantly that content as herein described provides, when carrying out Large Clean task, such as the clean up task to ships and light boats and touring car.These aspects of the application have overcome common sponge, pad and the above-mentioned shortcoming of cleaning device described in other individually and in combination.

Therefore, the application's object is to provide the cleaning device based on retaining member, this retaining member is based on sponge and have the cavity for fixing replaceable grinding pad, is wherein designed to than wear and tear to obtain grinding pad faster of retaining member by replacing, and cleaning device can have long term life.In addition, can change grinding pad with the pad that comprises soap or disinfectant.This pad can be have extremely excellent absorbefacient, can be polishing pad, burnishing pad or any other cleaning device.

Another object of the application is to provide so a kind of cleaning device, and this cleaning device comprises replaceable grinding pad, and this replaceable grinding pad is arranged in the nonfluid holding member that attaches to fluid holding member.

The application's another object is, so a kind of cleaning device is provided, and this cleaning device has retaining member and removable grinding pad, and wherein, described grinding pad can be removed to allow retaining member convenient for cleaning.

Another object of the application is to use the wear-resisting grinding pad being made up of melamine, and this grinding pad can be held in place by cleaning device, and wherein grinding pad can use in the situation that directly not contacting with staff.

The application's another object is, use the wear-resisting grinding pad of contiguous nonfluid holding member, nonfluid holding member can play the effect of residue retaining member, it can limit from grinding pad the wear and tear material and the residue that get off, thereby and/or the effect that can further play light Grinding structural unit strengthen the use of grinding pad.

By the description of carrying out below in conjunction with accompanying drawing, the application's other objects and advantage become apparent, and wherein record by diagram and example some embodiment that has proposed this application.Any accompanying drawing comprising herein all forms the part of this description, and comprises the application's illustrative embodiments and various objects and the feature of embodiment have been described.

Brief description of the drawings

Fig. 1 has visual angle, the top stereogram that fluid retains the application's of retaining member cleaning device, and this retaining member has removable grinding pad;

Fig. 2 is the side view of the cleaning device of Fig. 1;

Fig. 3 is the decomposition side view of the cleaning device of Fig. 1;

Fig. 4 is visual angle, the top exploded perspective view of the cleaning device of Fig. 1;

Fig. 5 is the upward view of the cleaning device of Fig. 1;

Fig. 6 has visual angle, the top stereogram that nonfluid retains the application's of retaining member cleaning device, and this retaining member attaches to fluid holding member and has removable grinding pad;

Fig. 7 is the side view of the cleaning device of Fig. 6;

Fig. 8 is the decomposition side view of the cleaning device of Fig. 6;

Fig. 9 is visual angle, the top exploded perspective view of the cleaning device of Fig. 6;

Figure 10 is the upward view of the cleaning device of Fig. 6;

Figure 11 has visual angle, the top stereogram that fluid retains the application's of retaining member cleaning device, and this retaining member attaches to nonfluid holding member and has removable grinding pad;

Figure 12 is the side view of the cleaning device of Figure 11;

Figure 13 is the decomposition side view of the cleaning device of Figure 11;

Figure 14 is visual angle, the top exploded perspective view of the cleaning device of Figure 11;

Figure 15 is the upward view of the cleaning device of Figure 11;

Figure 16 has visual angle, the top stereogram that fluid retains the application's of retaining member cleaning device, and this retaining member attaches to nonfluid holding member and has removable grinding pad;

Figure 17 is the side view of the cleaning device of Figure 16; And

Figure 18 is the decomposition side view of the cleaning device of Figure 16.

Detailed description of the invention

Although the application allows to exist various forms of embodiments, but shown in the drawings and described hereinafter at present for preferably but and nonrestrictive embodiment, and should understand the disclosure and should be considered the application's example and detailed description of the invention shown in the application should not being limited to.

Referring now to accompanying drawing, shown in it, by cleaning device 100, it comprises retaining member 102 and grinding pad 112.In basic embodiment, this retaining member comprises that fluid retains sponge material, and it has the cavity 104 forming along a surface.This sponge material is substantially open cell type structure, and it can keep and sand grains, dirt, stain, mould and other unwanted particles can be removed from this surface in the time moving on a surface water.Foam sponge can keep and conventionally have the density between 1.30-2.50lbs/ft3 and be made up of the hydrophily urethane of random perforate by convection cell.Retaining member 102 is limited by end face 105 and bottom surface 106, the first side 107 and the second side 108 and the first end face 109 and the second end face 110.Shown retaining member 102 has the length L of approximately 7.3 inches, the width W of approximately 4.25 inches and the height H of approximately 2.5 inches.This sponge material has the porous that can carry out fluid reservation.

In a preferred embodiment, grinding pad 112 and described cavity 104 are rectangular in fact, the wall of cavity comprises the first side wall 114 and the second sidewall 116 and the first end wall 115 and the second end wall 117 thus, it is constructed and arranged to friction pad 112 and frictionally engages in any direction, no matter on cleaning device 100, acts on and has which kind of power.Thus, the height of grinding pad 112 can exceed the height of sidewall and end wall.During carrying out cleaning movement, the height of grinding pad 112 stretches out to guarantee that grinding pad 112 is basic contact-making surfaces from the surface of retaining member.This arranges and allows individual hand to be avoided contacting with the grinding pad that may comprise melamine.Press on to carry out surperficial deep clean to holding element and grinding pad with hand, retaining member maintains the space between hand and grinding pad.

The bottom surface of retaining member 102 comprises cavity 104, and cavity 104 has the base wall embedding from bottom side surface, forms the first side wall 114 and the second sidewall 116 and the first end wall 115 and the second end wall 117, and each wall has the constant depth D of approximately 0.75 inch.Sidewall 114, sidewall 116 and the end wall 115 of cavity 104, end wall 117 form continuous inwall, and it has the constant height extending in retaining member.

Cavity is constructed and arranged to grinding pad 112 and cooperates frictionally engage in all sides.Cavity 104 is in fact (conjugate) shape being harmonious.Grinding pad 112 can limit by forming the wear surface 120 of thickness and surfaces for attachment 121 and lateral wall 124,125 and outer wall 122, outer wall 123.Large 0.75 inch of the height of the wall of this Thickness Ratio cavity, and thickness is preferably approximately 1 inch.Grinding pad 112 is arranged in cavity 104, presents the outward extending wear surface of end face 105 from described retaining member.Grinding pad 112 is removable, changes to facilitate to the clean of retaining member or when make the performance of this cleaning device reduce at high-abrasive material.The sidewall of cavity 104 and end wall are held in place grinding pad 112.If grinding pad is dilatory in the blemish of otherwise catching grinding pad, the sidewall of cavity and end wall are held in place grinding pad so.If blemish infringement grinding pad 112, can easily change so this pad, thereby make holding element 102 (sponge) avoid scrapping.And sponge 102 is cleaned to discharge dirt by under water and expressed water.By using removable grinding pad 112, sponge 102 can suitably be cleaned, because grinding pad does not hinder cleaning movement.For example, in the time that non-porous grinding pad inserts, such as melamine, sponge can, in limit fluid after non-porous grinding pad, make fluid pass through the ability of its pore structure because melamine lacks.

Grinding pad 112 is by being frictionally engaged to attach to releasedly retaining member 102 with sidewall, or the securing member 142 of base wall that can be by attaching to cavity 104 is supplemented.The sidewall of cavity 104 and end wall are limited in grinding pad 112 in retaining member 102, allow individual to carry out region clean by the transverse shifting in multiple directions.For example, retaining member 102 is made up of fluid reserved materials, is made up of open celled foam or sponge material, and individual can carry out soaking sponge before region clean.Thereby wet sponge 102 is by providing lubricated to prevent that dirt and sand grains from damaging surface grinding pad is benefited to some extent, and cavity 104 is held in place grinding pad 112.

In a preferred embodiment, grinding pad 112 is made up of such material, and this material is designed to wear and tear during for wiping articles at it.By this way, this material is worn by the CONTACT WITH FRICTION between grinding pad 112 and the surface of article, and wherein sponge plays dirt, sand grains and the effect from the residue of lost material picked up.It is the foam based on melamine that an example of this grinding pad 112 of lost material is provided.Conventionally, based on the foam of melamine as grinding pad 112 independently or for good and all attach to another material.For the grinding pad this application using that combines with fluid holding member, preferred melamine grinding pad has 1kg/m ³to 11kg/m ³density.This melamine member is the material of the similar foam of opening, and it comprises formaldehyde-melamine-niter cake copolymer.This foam is micro-porous with polymeric material, thereby it plays the effect of the superfine grinding-material that can wear and tear, just as pencil eraser.Melamine member is worn in the time of melamine member wipe surfaces.Although be not restrictive, but find, use has the foam based on melamine of density within the scope of this provides significant advantage,, it provides better abrasion resistance, durability and the improved wiping ability of this material, and this material can not become that really up to the mark thereby it is clean well, and in wet environment, keep pliable and tough and absorbability.By using the degree of depth to be greater than the grinding pad 112 of cavity 104 sidewalls, consumer can be determined when and should be changed grinding pad to reduce the infringement to retaining member by vision.Made by the melmac that can be skin irritant for the common melamine foamed plastic of cleaning purpose.

In addition, this cleaning device can comprise securing member, such as hook 142 and ring 140, alternatively, can realize fasteningly by being arranged on snap-fastener, elastic webbing, button, thread gluing or similar releasable respective fastener between the base wall of described cavity 104 and the mounting surface of grinding pad 112, wherein grinding pad be mainly by the sidewall of cavity and end wall and base wall and be maintained in cavity.This assistance remains on the grinding pad using in commercial environment or in very moist environment, in described commercial environment, the case depth with known defect is cleaned, and in described very moist environment, retaining member may lose shape.For example, inhomogeneous cement mortar between ceramic tile or grid is cleaned and not fastening grinding pad 112 may be pulled out from cavity 104.

In alternative embodiments, retaining member 200 comprises nonfluid holding member 202, and all if keep the Double Opening structure of fluid, it comprises end face 205 and bottom surface 206 and end face 207 and end face 208 and side 208 and side 211.Nonfluid holding member 202 is stacked and placed on fluid holding member 203 (being common sponge foam), and fluid holding member 203 has end face 220 and bottom surface 222 and side 223 and side 224 and end face 225 and end face 226.Non-netted very firmly wiping arrangement is very porous, low-density solid foam, and be the pore structure of opening or closing, and there are some complete opennings (if any), and formed by urethane or non-woven polyester, comprise 1.8+/-10%lbs/ft ³density.

Nonfluid holding member 202 and fluid holding member 203 are the shape and the superimposition and attached regularly by adhesive or heat/pressure welding part each other that are harmonious in fact.Fluid holding member is Double Opening structure, and it can keep the fluid of density between 1.30lbs/ft3 to 2.50lbs/ft3 and be made up of the hydrophily urethane of random perforate.In this embodiment, nonfluid holding member 202 has the cavity 230 that is arranged in center.Cavity 230 has the continuous inwall 232 of the constant height D ' of approximately 0.75 inch, its through with described fluid holding member 203 against described nonfluid holding member 202 extend with basis of formation wall.Cavity 230 is constructed and arranged to grinding pad 212 and cooperates that grinding pad is frictionally bonded in sidewall, end wall and base wall.Cavity 230 is in fact the shape being harmonious in fact with grinding pad 212.Grinding pad 212 has end face 214 and bottom surface 216 and side 217 and side 219 and end face 218 and end face 221.Grinding pad 212 is provided on the end face 205 of nonfluid holding member 202 and extends preset distance, thereby is highly greater than approximately 0.75 inch and be preferably highly approximately 1 inch.Grinding pad 212 must be removable, to clean or to change.By this way, by using simply the grinding pad of being made by material higher or more low abrasive to replace grinding pad 212, retaining member can be used for carry out various cleanings.And, if this cleaning device uses in dirty especially environment, for example, fish blood is removed from ship, before reusing, may be necessary to remove grinding pad to clean any grinding pad material afterwards that is limited in so.What the sidewall of retaining member can be included as ornamental design holds edge 235.

In addition, this cleaning device can comprise securing member, such as hook 242 and ring 240, alternatively, can realize fasteningly by being arranged on snap-fastener, elastic webbing, button, thread gluing or similar releasable respective fastener between the base wall of described cavity 230 and the mounting surface of grinding pad 212, wherein grinding pad be mainly by the sidewall of cavity and end wall and base wall and be maintained in cavity.This assistance remains on the grinding pad using in commercial environment or in very moist environment, in described commercial environment, the case depth with known defect is cleaned, and in described very moist environment, retaining member may lose shape.For example, inhomogeneous cement mortar between ceramic tile or grid is cleaned and not fastening grinding pad 212 may be pulled out from cavity 230.

In replaceable embodiment, retaining member 300 comprises fluid holding member 302 (being common sponge foam), and it has end face 305 and bottom surface 306 and end face 307 and end face 309 and side 308 and side 311.Fluid holding member 302 is stacked and placed on nonfluid holding member 303, very porous, low-density solid foam such as non-netted very firmly wiping arrangement, and be the pore structure of opening or closing, and there are some complete opennings (if any), and formed by urethane or non-woven polyester, comprise 1.8+/-10%lbs/ft ³density, there is end face 320 and bottom surface 322 and end face 323 and end face 324 and side 325 and side 326.Non-netted foam is very porous, low-density solid foam, and has some complete opennings (if any).Fluid holding member 302 and nonfluid holding member 303 are the shape that is harmonious in fact and superimposition be fixed attached by adhesive or heat/pressure welding part each other.Fluid holding member is can keep the foam sponge of liquid and conventionally have density between 1.30lbs/ft3 to 2.50lbs/ft3 and be made up of one of hydrophily urethane of random perforate.In this embodiment, fluid holding member 302 has the cavity 330 that is configured in center.Cavity 330 has the continuous inwall 332 of the constant height D' of approximately 0.75 inch, its through with described fluid holding member 303 against described nonfluid holding member 302 extend with basis of formation wall.Cavity 330 is constructed and arranged to grinding pad 312 and cooperates that grinding pad is frictionally bonded in sidewall, end wall and base wall.Cavity 330 is in fact the shape being harmonious in fact with grinding pad 312.Grinding pad 312 has end face 314 and bottom surface 316 and end face 317 and side 319 and side 318 and side 321.Grinding pad 312 is provided on the end face 305 of nonfluid holding member 302 and extends preset distance, thereby is highly greater than approximately 0.75 inch and be preferably highly approximately 1 inch.Grinding pad 312 must be removable, to clean or to change.By this way, by using simply the grinding pad of being made by material higher or more low abrasive to replace grinding pad 312, retaining member can be used for carry out various cleanings.And, if this cleaning device uses in dirty especially environment, for example, fish blood is removed from ship, before reusing, may be necessary to remove grinding pad to clean any grinding pad material afterwards that is limited in so.What the sidewall of retaining member can be included as ornamental design holds edge 335.

In addition, this cleaning device can comprise securing member, such as hook 342 and ring 340, alternatively, can realize fasteningly by being arranged on snap-fastener, elastic webbing, button, thread gluing or similar releasable respective fastener between the base wall of described cavity 330 and the mounting surface of grinding pad 312, wherein grinding pad be mainly by the sidewall of cavity and end wall and base wall and be maintained in cavity.This assistance remains on the grinding pad using in commercial environment or in very moist environment, in described commercial environment, the case depth with known defect is cleaned, and in described very moist environment, retaining member may lose shape.For example, inhomogeneous cement mortar between ceramic tile or grid is cleaned and not fastening grinding pad 312 may be pulled out from cavity 330.

In replaceable embodiment, retaining member 400 comprises fluid holding member 402 (being common sponge foam), and it has end face 405 and bottom surface 406 and end face 407 and end face 409 and side 408 and side 411.Fluid holding member 402 is stacked and placed on nonfluid holding member 403, such as non-netted very firmly wiping arrangement, it is very porous, low-density solid foam, and be the pore structure of opening or closing, and there are some complete opennings (if any), and formed by urethane or non-woven polyester, comprise 1.8+/-10%lbs/ft ³density, there is end face 420 and bottom surface 422 and end face 423 and end face 424 and side 425 and side 426.Non-netted foam is very porous, low-density solid foam, and has some complete opennings (if any).Fluid holding member 402 and nonfluid holding member 403 are the shape that is harmonious in fact and superimposition be fixed attached by adhesive or heat/pressure welding part each other.Fluid holding member is can keep the foam sponge of liquid and conventionally have density between 1.30lbs/ft3 to 2.50lbs/ft3 and be made up of one of hydrophily urethane of random perforate.In this embodiment, fluid holding member 402 has the cavity 430 that is configured in center.Cavity 430 has the continuous inwall 432 of the constant height D'' of approximately 0.75 inch, its through with described fluid holding member 403 against described nonfluid holding member 402 extend with basis of formation wall.Cavity 430 is constructed and arranged to grinding pad 412 and cooperates that grinding pad is frictionally bonded in sidewall, end wall and base wall.Cavity 430 is in fact the shape being harmonious in fact with grinding pad 412.Grinding pad 412 has end face 414 and bottom surface 416 and end face 417 and side 419 and side 418 and side 421.Grinding pad 412 is provided on the end face 405 of nonfluid holding member 402 and extends preset distance, thereby is highly greater than approximately 0.75 inch and be preferably highly approximately 1 inch.Grinding pad 412 must be removable, to clean or to change.By this way, by using simply the grinding pad of being made by material higher or more low abrasive to replace grinding pad 412, retaining member can be used for carry out various cleanings.And, if this cleaning device uses in dirty especially environment, for example, fish blood is removed from ship, before reusing, may be necessary to remove grinding pad to clean any grinding pad material afterwards that is limited in so.

In addition, this cleaning device can comprise securing member, such as hook 442 and ring 440, alternatively, can realize fasteningly by being arranged on snap-fastener, elastic webbing, button, thread gluing or similar releasable respective fastener between the base wall of described cavity 430 and the mounting surface of grinding pad 412, wherein grinding pad be mainly by the sidewall of cavity and end wall and base wall and be maintained in cavity.This assistance remains on the grinding pad using in commercial environment or in very moist environment, in described commercial environment, the case depth with known defect is cleaned, and in described very moist environment, retaining member may lose shape.For example, inhomogeneous cement mortar between ceramic tile or grid is cleaned and not fastening grinding pad 412 may be pulled out from cavity 430.

All patents of mentioning in this description and announcement represent the application those skilled in the art's level.All patents are incorporated to herein by reference with being published in same degree, just as specifically and individually shown that each single announcement is incorporated to herein by reference.

Although be appreciated that the application's a certain form is illustrated, the application is not limited to described herein and concrete form that illustrate or layout.For person skilled in art, it is evident that, can in the situation that not departing from the application's scope, carry out various changes, and the application should not be considered limited in included description herein and any drawings/figures is shown and the content of description.

Those skilled in the art can easily understand, and the application is suitable for realizing object and obtaining mentioned target and advantage, and intrinsic those wherein.Embodiment, method, program and technology described herein represent preferred embodiment at present, it is exemplary to should be and should not be the restriction to scope.Those skilled in the art can expect that change wherein and other use, these changes and use Bao Han in the application's spirit and by the circumscription of appending claims.Although the application is described in conjunction with concrete preferred embodiment, it should be understood that, claimed scope should not be limited to this concrete embodiment inadequately.In fact be that the apparent described various amendments that realize mode of the present utility model should be in the scope of claim, to those skilled in the art.

Claims (11)

1. cleaning device, is characterized in that, described cleaning device comprises:

The retaining member of foamed material, described retaining member can keep having density and form in the fluid between 1.30lbs/ft3 to 2.50lbs/ft3 and by the hydrophily urethane of random perforate, and described retaining member is limited by end face, bottom surface, the first side and the second side and the first end face and the second end face;

Cavity, described cavity is arranged on the center of the described bottom surface of described retaining member, and described cavity has base wall, described base wall embeds from described bottom surface and is less than 0.75 inch and surround by having the first madial wall of unified height and the second madial wall and the first outer end wall and the second outer end wall;

Grinding pad, described grinding pad has the height that is greater than 0.75 inch, and described grinding pad is arranged in described cavity and stretches out from this cavity, described grinding pad has end face and bottom surface, described grinding pad has the first lateral wall and the second lateral wall, described the first lateral wall and the second lateral wall frictionally engage with described first madial wall of described cavity and at least a portion of described the second madial wall, and described grinding pad has the first outer end wall and the second outer end wall, described the first outer end wall and the second outer end wall engage with described first inner end wall of described cavity and at least a portion of described the second inner end wall,

Thereby wherein said grinding pad engages in use and is held in place with the inwall of described cavity, described grinding pad can remove to clean or change thus.

2. cleaning device according to claim 1, is characterized in that, described grinding pad is 1kg/m by density ³to 11kg/m ³melamine foamed plastic form.

3. cleaning device according to claim 1, is characterized in that, described retaining member is that the fluid with perforate density retains foam.

4. cleaning device according to claim 1, is characterized in that, described retaining member retains element by the nonfluid that is bonded to fluid reservation element and forms, and described cavity is formed on described nonfluid and retains in element.

5. cleaning device according to claim 1, is characterized in that, described retaining member retains element by the nonfluid that is bonded to fluid reservation element and forms, and described cavity retains in element and forms at described fluid.

6. cleaning device according to claim 1, it is characterized in that, by being arranged on hook and the ring fastener between the described bottom surface of described base wall and described grinding pad, described grinding pad is addedly fastened to described retaining member, and by this securing member, described grinding pad can carry out attached and remove.

7. cleaning device, is characterized in that, described cleaning device comprises:

Retaining member, described retaining member retains element by the nonfluid that is bonded to fluid reservation element and forms, and it is 1.8+/-10%lbs/ft by density that described nonfluid retains element ³non-reticulated polymer foam make, described fluid retains element and is formed by the hydrophily urethane of the Double Opening that can keep density in the fluid between 1.30lbs/ft3 to 2.50lbs/ft3, and described retaining member has end face, bottom surface, the first side and the second side and the first end face and the second end face;

The cavity that center arranges, this cavity is formed in described retaining member, described cavity has base wall, and described base wall embeds 0.75 inch and surround by having the first madial wall of unified height and the second madial wall and the first outer end wall and the second outer end wall from described bottom surface;

Can insert pad, the described pad that inserts is formed and can be fixed in described cavity by melamine foamed plastic, the described height that inserts pad is greater than 0.75 inch and stretch out from the bottom surface of described retaining member, the described spacer that inserts has end face and bottom surface, the described spacer that inserts has the first lateral wall and the second lateral wall, described the first lateral wall and described the second lateral wall frictionally engage with the first madial wall of described cavity and at least a portion of the second madial wall, and the described spacer that inserts has the first lateral wall and the second lateral wall, described the first lateral wall and the second lateral wall engage with the first inner end wall of described cavity and at least a portion of the second inner end wall,

Thereby the wherein said pad that inserts engages in use and is held in place with the inwall of described cavity, and the described pad that inserts can remove and cleans or change.

8. cleaning device according to claim 7, is characterized in that, the density of described melamine foamed plastic is 1kg/m ³to 11kg/m ³.

9. cleaning device according to claim 7, is characterized in that, described fluid reserved materials is the sponge foam with perforate density.

10. cleaning device according to claim 7, is characterized in that, the described pad that inserts retains element extension and contiguous described fluid reservation element through described nonfluid.

11. cleaning devices according to claim 7, is characterized in that, by hook and ring fastener, the described pad that inserts addedly attaches to described fluid reservation element.