Utility model content
The purpose of this utility model is to provide a kind of inner bag anti-rust structure, is intended to the technical problem solving the easy corrosion of inner bag in prior art.
The utility model realizes like this, a kind of inner bag anti-rust structure, described inner bag anti-rust structure is installed on the interior plate that is positioned at bottom inner bag, described interior plate is fixedly connected with water tumbler and is provided with the opening communicated with described water tumbler rim of a cup, described inner bag anti-rust structure comprises and is fixedly connected on described interior plate and extends to the barred body in described water tumbler along described opening part, wherein, the current potential of described barred body is lower than the current potential of described inner bag, described interior plate and described barred body are immersed in liquid, described barred body and described inner bag are electrically connected and form chemical cell, described barred body forms the negative electrode that the anode of described chemical cell and described inner bag form described chemical cell.
Further, described interior plate is provided with the outstanding installation sheet extending to described water tumbler edge, and described installation sheet is provided with the installing hole for fixedly mounting described barred body.
Further, described inner bag anti-rust structure also comprises and is fixedly installed on described interior plate and is placed in cover at the protective cover of described barred body periphery in described water tumbler, and described protective cover is provided with multiple permeable hole.
Further, described protective cover comprise be coated on described barred body peripheral and have accommodating cavity cover body portion, go out to extend to be held on clamping part on described barred body along the limit, two opposite sides in described cover body portion towards described accommodating cavity inwardly projecting and projecting inward and be held in the positioning strip of described barred body towards described accommodating cavity along described cover body portion.
Further, described cover body portion, described clamping part and described positioning strip are by one-body molded and make.
Further; described protective cover also comprises and is positioned at described end, cover body portion and with the connecting portion be fixedly connected with bottom described inner bag and be oppositely arranged with described connecting portion and give prominence to support the back-up block of described barred body end along described cover body portion, and described barred body to be placed in described accommodating cavity and to be fixed between described connecting portion and described back-up block.
The utility model additionally provides a kind of inner bag assembly, comprise form cavity inner bag, to be fixedly connected with described inner bag and the water tumbler being positioned at interior plate bottom described inner bag, being fixedly connected with described interior plate, described interior plate is provided with the opening communicated with described water tumbler rim of a cup, described inner bag assembly also comprises inner bag anti-rust structure, and described inner bag anti-rust structure is above-mentioned inner bag anti-rust structure.
The utility model additionally provides a kind of dish-washing machine, comprises above-mentioned inner bag assembly.
The utility model relative to the technique effect of prior art is: this inner bag anti-rust structure by installing the barred body of current potential lower than described inner bag on described interior plate, to make to form chemical cell between described barred body and described inner bag, the described barred body of low-voltage is anode, main generation oxidation reaction, the described inner bag of high potential is negative electrode, main generation chemical reaction, in this process, described barred body is slowly corroded, described inner bag is protected, thus can effectively avoid described inner bag to get rusty, play good rust inhibition, structure is simple and save space, assemble simple and reliable property good.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in the embodiment of the present invention or description of the prior art below, apparently, accompanying drawing described is below only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structure chart of the inner bag assembly that the utility model embodiment provides;
Fig. 2 is the partial enlarged drawing of II part in Fig. 1;
Fig. 3 is that in Fig. 1, interior plate is structure chart;
Fig. 4 is the structure chart of protective cover in Fig. 2;
Fig. 5 is the sectional view that in Fig. 2, barred body and protection cover in a direction;
Fig. 6 is the sectional view that in Fig. 2, barred body and protection cover in other direction.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Please refer to Fig. 1 and Fig. 2, the inner bag anti-rust structure 10 that the utility model embodiment provides is installed on the interior plate 30 that is positioned at bottom inner bag 20, described interior plate 30 is fixedly connected with water tumbler 40 and is provided with the opening 32 communicated with described water tumbler 40 rim of a cup, described inner bag anti-rust structure 10 comprises and is fixedly connected on described interior plate 30 and the barred body 12 extended to along described opening 32 place in described water tumbler 40, wherein, the current potential of described barred body 12 is lower than the current potential of described inner bag 20, described interior plate 30 and described barred body 12 are immersed in liquid, described barred body 12 and described inner bag 20 are electrically connected and form chemical cell, described barred body 12 forms the negative electrode that the anode of described chemical cell and described inner bag 20 form described chemical cell.
The inner bag anti-rust structure 10 that the utility model embodiment provides by installing the barred body 12 of current potential lower than described inner bag 20 on described interior plate 30, to make to form chemical cell between described barred body 12 and described inner bag 20, the described barred body 12 of low-voltage is anode, main generation oxidation reaction, the described inner bag 20 of high potential is negative electrode, main generation chemical reaction, in this process, described barred body 12 is slowly corroded, described inner bag 20 is protected, thus can effectively avoid described inner bag 20 to get rusty, play good rust inhibition, structure is simple and save space, assemble simple and reliable property good.
In this embodiment, described interior plate 30 adopts identical material to make with described inner bag 20, described inner bag 20 adopts stainless steel material to make, and described plate body adopts the movable metallic material higher than iron to make, and can be magnesium, zinc, magnesium alloy, kirsite or aluminium alloy etc.
The corrosion principle of ferrous materials is that the moisture film of iron in iron-carbon alloy and carbon and steel surface forms chemical cell and following reaction occurs:
The positive pole (carbon) of chemical cell: O
2+ 2H
2o+4e
-=4OH
-
The negative pole (iron) of chemical cell: 2Fe-4e
-=2Fe
2+
Overall reaction: 4Fe (OH)
2+ O
2+ 2H
2o=4Fe (OH)
3with 2Fe (OH)
3=Fe
2o
3.nH
2o+ (3-n) H
2o
Along with electro transfer in course of reaction, form chemical cell between iron and carbon and iron is corroded.
But; inner bag anti-rust structure 10 in the utility model embodiment in order to avoid above-mentioned chemical cell generation and adopt galvanic anode protection method; the barred body 12 and the protected inner bag 20 that utilize current potential lower than inner bag 20 are electrically connected, and the barred body 12 material electric current that constantly corrosion dissolution produces relying on current potential relatively to bear corrodes to protect inner bag 20 to avoid inner bag 20.In the chemical cell that barred body 12 and inner bag 20 are formed, oxidation reaction is concentrated and is occurred on anode to suppress as the corrosion on the inner bag 20 of negative electrode.
This inner bag anti-rust structure 10 to be installed on described interior plate 30 and to be placed in described water tumbler 40; be immersed in liquid to make described barred body 12 and described interior plate 30; such as water; like this; form chemical cell between barred body 12 and described interior plate 30, barred body 12 forms galvanic anode generation oxidation reaction, thus the inner bag 20 of protection negative electrode; save space, good reliability.
Please refer to Fig. 2 and Fig. 3, further, described interior plate 30 is provided with the outstanding installation sheet 34 extending to described water tumbler 40 edge, and described installation sheet 34 is provided with the installing hole 36 for fixedly mounting described barred body 12.Utilizing screw to pass described installing hole 36 is fixedly installed in described barred body 12, thus described barred body 12 is fixedly installed on described interior plate 30 so that the two is electrically connected, stretching in affiliated water tumbler 40 to make described barred body 12 by this installation sheet 34 being extended to water tumbler 40 edge, playing the object of saving space.
Please refer to Fig. 2 and Fig. 4, further, described inner bag anti-rust structure 10 also comprises and is fixedly installed on described interior plate 30 and is placed in cover at the protective cover 15 of described barred body 12 periphery in described water tumbler 40, and described protective cover 15 is provided with multiple permeable hole 151.Described barred body 12 is placed in affiliated protective cover 15, to avoid described barred body 12 to be exposed in the visual field of user, and can enter into submergence barred body 12 in protective cover 15 by arranging permeable hole 151 to make liquid, thus make liquid fully touch barred body 12.In this embodiment, a kind of half-terete shell class part during described protective cover 15.
Please refer to Fig. 2, Fig. 4 and Fig. 5; further, described protective cover 15 comprise be coated on described barred body 12 peripheral and have accommodating cavity 1520 cover body portion 152, outstandingly in described accommodating cavity 1520 along the limit, two opposite sides in described cover body portion 152 extend to be held on clamping part 153 on described barred body 12 and projecting inward and be held in the positioning strip 154 of described barred body 12 towards described accommodating cavity 1520 along described cover body portion 152.Described positioning strip 154 and described clamping part 153 is utilized to be held in the circumference of described barred body 12 respectively, to play the effect to described barred body 12 clamping position.Described clamping part 153 and described positioning strip 154 are arranged along the short transverse interval of described barred body 12.Preferably, described cover body portion 152, described clamping part 153 and described positioning strip 154 are by one-body molded and make.
Please refer to Fig. 2, Fig. 4 and Fig. 6; further; described protective cover 15 also comprises and is positioned at described end, cover body portion 152 and with the connecting portion 155 be fixedly connected with bottom described inner bag 20 and to be oppositely arranged with described connecting portion 155 and outstanding with the back-up block 156 supporting described barred body 12 end along described cover body portion 152, and described barred body 12 to be placed in described accommodating cavity 1520 and to be fixed between described connecting portion 155 and described back-up block 156.Described connecting portion 155 is provided with the connecting hole relative with described installing hole 36, utilizes screw pass described installing hole 36 and described connecting hole and be fixed on described barred body 12, is fixedly installed on described interior plate 30 to make described barred body 12 and described protective cover 15.Utilize back-up block 156 to be supported in the end of described barred body 12, avoid the slippage from described protective cover 15 of described barred body 12.
Please refer to Fig. 1 and Fig. 2, inner bag 20 assembly that the utility model embodiment provides comprise form cavity inner bag 20, to be fixedly connected with described inner bag 20 and the water tumbler 40 being positioned at interior plate 30 bottom described inner bag 20, being fixedly connected with described interior plate 30, described interior plate 30 is provided with the opening 32 communicated with described water tumbler 40 rim of a cup, described inner bag 20 assembly also comprises inner bag anti-rust structure 10, and described inner bag anti-rust structure 10 is above-mentioned inner bag anti-rust structure 10.Described interior plate 30 adopts identical material to make with described inner bag 20, the inner bag anti-rust structure 10 in the various embodiments described above is adopted to corrode to avoid described inner bag 20, this inner bag anti-rust structure 10 has identical structure with the inner bag anti-rust structure 10 in the various embodiments described above, and role is identical, do not repeat herein.
Please refer to Fig. 1 and Fig. 2, the dish-washing machine that the utility model embodiment provides comprises above-mentioned inner bag 20 assembly.This inner bag 20 assembly corrodes to avoid described inner bag 20 owing to adopting the inner bag anti-rust structure 10 in the various embodiments described above, this inner bag anti-rust structure 10 has identical structure with the inner bag anti-rust structure 10 in the various embodiments described above, and role is identical, do not repeat herein.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.