CN106579880B - Wear-resisting corrosion-resistant goods shelves - Google Patents
Wear-resisting corrosion-resistant goods shelves Download PDFInfo
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- CN106579880B CN106579880B CN201611074987.7A CN201611074987A CN106579880B CN 106579880 B CN106579880 B CN 106579880B CN 201611074987 A CN201611074987 A CN 201611074987A CN 106579880 B CN106579880 B CN 106579880B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F5/00—Show stands, hangers, or shelves characterised by their constructional features
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C49/00—Alloys containing metallic or non-metallic fibres or filaments
- C22C49/02—Alloys containing metallic or non-metallic fibres or filaments characterised by the matrix material
- C22C49/08—Iron group metals
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Laminated Bodies (AREA)
Abstract
The invention discloses a wear-resistant corrosion-resistant goods shelf which comprises a steel main body structure, wherein the steel material of the main body structure comprises the following components in percentage by weight: 0.15 to 0.18 percent of C, 2.0 to 3.5 percent of Si, 1.0 to 2.0 percent of B, 12.0 to 14.0 percent of Cr, 28.0 to 39.0 percent of Ni, and the balance of Fe and inevitable impurities, wherein a composite protective layer is formed on the outer layer of the steel material with the main structure. The goods shelf disclosed by the scheme of the invention has good working strength and good wear-resisting and corrosion-resisting properties by adopting the specific steel structure and the wrapped composite protective layer structure, can be used for a long time in humid, low-corrosion and low-saline-alkali environments, and improves the environmental tolerance.
Description
Technical Field
The invention relates to a loading shelf with good tolerance to different environments, in particular to a wear-resistant and corrosion-resistant shelf.
Background
The goods shelf is a table/support structure product for storing and displaying goods and the like, and is widely applied to warehouses, shops and stores of various enterprises. The cross beam type laminate shelf belongs to a medium-sized shelf, and is also called a sorting type shelf, a clapboard type shelf and the like. The cross beam type goods shelf has simple structure, safety and reliability, can be adjusted and combined at will, and is not limited by the sequence of articles in and out of a warehouse. And can decide the layer load requirement along with the size of the column and the beam, and has the characteristics of large moment of inertia, strong layer load capacity and strong shock resistance. No matter which kind of goods shelves, all will receive repeated goods to move and the influence of environmental factor in use to very easily receive wearing and tearing and corruption, especially when using under the environment such as coastal, high humidity, it is obvious especially, very easily appear structural corrosion phenomenon, and influence normal use and life.
Disclosure of Invention
In order to solve the problems, the invention discloses a wear-resistant corrosion-resistant goods shelf, which adopts a specific steel structure and an outer-coated composite protective layer structure, and uses the composite protective layer to protect the goods shelf structure, particularly the processing stress gathering positions of welding, cutting, punching and the like, so that the goods shelf has good working strength, good wear-resistant corrosion-resistant performance, long-term use in humid, low-corrosion and low-saline-alkaline environments and improved environmental tolerance.
The invention discloses a wear-resistant corrosion-resistant goods shelf which comprises a steel main body structure, wherein the steel material of the main body structure comprises the following components in percentage by weight: 0.15 to 0.18 percent of C, 2.0 to 3.5 percent of Si, 1.0 to 2.0 percent of B, 12.0 to 14.0 percent of Cr, 28.0 to 39.0 percent of Ni, and the balance of Fe and inevitable impurities, wherein a composite protective layer is formed on the outer layer of the steel material with the main structure.
The invention discloses an improvement of a wear-resistant and corrosion-resistant goods shelf, wherein the steel material also comprises at least one of carbon fiber or ceramic fiber accounting for 0.3-0.5wt% of the total mass of the steel material, and the carbon fiber or ceramic fiber is short fiber with the length of 0.1-0.3mm and the diameter of 10-20 microns. According to the scheme, the carbon fiber short fibers or the ceramic fibers with specific sizes are adopted, the phenomenon that the structural performance is affected due to the fact that a large interface area is formed in the material due to the fact that the carbon fiber short fibers or the ceramic fibers are too large in size is avoided, meanwhile, the doped structures have good bonding performance, the defect structures are prevented from being formed on products, and the probability of electrochemical corrosion is reduced in the using process.
The invention discloses an improvement of a wear-resistant and corrosion-resistant goods shelf. According to the scheme, the longer carbon fibers with good toughness are matched with the rigid ceramic fibers, so that the toughness and rigidity of the reinforced material are organically combined, the surface mechanical property of the product is greatly improved, and the wear resistance and corrosion resistance are improved.
The invention discloses an improvement of a wear-resistant and corrosion-resistant goods shelf. Wherein the natural rubber latex solution is a glue solution directly prepared from a rubber tree. The scheme utilizes various active groups, active substances, short-chain high polymers and the like in the natural rubber emulsion, not only plays a role in enhancing the bonding effect, but also improves the bonding performance between the components by utilizing the bonding effect among the active groups, so that in the coating process, the affinity of the active groups is utilized, the closed filling capacity of the defect structures such as cracks, gaps and the like is improved, the entrance of corrosive media such as external oxygen, water and the like is isolated, the oxidation is avoided, and the invasion of impurity elements is greatly prevented.
The invention discloses an improvement of a wear-resistant and corrosion-resistant goods shelf, wherein at least one layer is formed on a coating, and the total thickness of the coating (the total thickness of the coating refers to the total thickness of the coating formed on a final product) is 2-3 microns. The thickness of the coating can be controlled and selected according to the structure, material property and use environment requirements of the product, particularly when the defect structures such as cracks and gaps are more or the humidity, acid and alkali and salinity of the use environment are higher, so that the tolerance of the product to the use environment is improved, and the product has good corrosion resistance and wear resistance.
The invention discloses an improvement of a wear-resistant corrosion-resistant goods shelf.
The invention discloses an improvement of a wear-resistant and corrosion-resistant goods shelf.
The invention discloses an improvement of a wear-resistant and corrosion-resistant goods shelf, wherein the length of a protruding part of an oriented fiber structure of a fiber reinforced transition structure is 0.01-0.03 mm. The scheme adopts the fiber reinforced transition structure with proper protruding length, the fiber reinforced transition structure protrudes at the specific length of the surface of the steel material, so that proper 'pinning' is formed between the steel material and the composite protective layer, and through the control on the length, the phenomenon that the 'pinning' effect is not obvious due to over-short is avoided, the connection reinforcing effect between the steel material and the composite protective layer is not obvious, the performance of a product is influenced, meanwhile, the phenomenon that the overlong is used for forming large moment at a protruded interface when the overlong is stressed, but the protruded part is broken at the interface is avoided, the integral service performance is influenced, and therefore the fiber reinforced transition structure with the proper protruding length has excellent combination reinforcing performance between the steel material and the composite protective layer, and the wear resistance and the corrosion resistance.
The invention discloses an improvement of a wear-resistant and corrosion-resistant goods shelf, wherein an oriented fiber structure of a fiber reinforced transition structure is at least partially oriented iron amalgam. The steel surface of the product is coated with a mercury salt solution to achieve the formation of iron amalgam, and the solution concentration is used to achieve orientation. Through the iron amalgam that the surface that adopts grows in this scheme to improve the surface bonding ability, with the solid-state reinforcing structure of its growth, thereby improved the bonding performance with compound protective layer, thereby promote anticorrosive wear resistance, the life of extension product.
The wear-resistant corrosion-resistant goods shelf disclosed by the invention has the advantages that the specific steel structure and the wrapped composite protective layer structure are adopted, and the composite protective layer is used for protecting the goods shelf structure, particularly the processing stress gathering positions of welding, cutting, punching and the like, so that the goods shelf structure has good working strength and good wear-resistant corrosion-resistant performance, can be used for a long time in a humid, low-corrosion and low-saline-alkaline environment, and improves the environmental tolerance.
Detailed Description
The present invention will be further illustrated below with reference to specific embodiments, which are to be understood as merely illustrative and not limitative of the scope of the present invention.
Examples
Wear-resisting corrosion-resistant goods shelves in this embodiment, it includes the steel major structure, and the steel material of major structure is, wt%: 0.15 to 0.18 percent of C, 2.0 to 3.5 percent of Si, 1.0 to 2.0 percent of B, 12.0 to 14.0 percent of Cr, 28.0 to 39.0 percent of Ni, and the balance of Fe and inevitable impurities, wherein a composite protective layer is formed on the outer layer of the steel material with the main structure.
The technical scheme of the composition of the steel material in the embodiment can also include, but is not limited to, any of the following technical schemes:
1. the steel material comprises the following components in percentage by weight: 0.15% of C, 3.5% of Si, 1.2% of B, 14.0% of Cr, 33.0% of Ni0%, and the balance of Fe and inevitable impurities.
2. The steel material comprises the following components in percentage by weight: 0.16% of C, 2.0% of Si, 1.4% of B, 13.0% of Cr, 36.0% of Ni0%, and the balance of Fe and inevitable impurities.
3. The steel material comprises the following components in percentage by weight: 0.17% of C, 3.0% of Si, 1.6% of B, 12.0% of Cr, 39.0% of Ni0%, and the balance of Fe and inevitable impurities.
4. The steel material comprises the following components in percentage by weight: 0.18% of C, 2.5% of Si, 1.0% of B, 12.5% of Cr, 37.0% of Ni0%, and the balance of Fe and inevitable impurities.
5. The steel material comprises the following components in percentage by weight: 0.155% of C, 2.7% of Si, 2.0% of B, 13.6% of Cr, 32.0% of Ni0, and the balance of Fe and inevitable impurities.
6. The steel material comprises the following components in percentage by weight: 0.175% of C, 3.2% of Si, 1.5% of B, 12.7% of Cr, 30.0% of Ni0, and the balance of Fe and inevitable impurities.
7. The steel material comprises the following components in percentage by weight: 0.165% of C, 2.9% of Si, 1.7% of B, 13.2% of Cr, 28.0% of Ni0%, and the balance of Fe and inevitable impurities.
In the technical scheme including but not limited to the steel material, the total amount of impurity elements should be not higher than 0.07%, and the single composition should be not higher than 0.03%.
In contrast to the above embodiment, the difference may be any of the following cases: a. the steel material also comprises carbon fiber accounting for 0.3-0.5wt% of the total mass of the steel material, and the carbon fiber is short fiber with the length of 0.1-0.3mm and the diameter of 10-20 microns; b. the steel material also comprises ceramic fiber accounting for 0.3-0.5wt% of the total mass of the steel material, and the ceramic fiber is short fiber with the length of 0.1-0.3mm and the diameter of 10-20 microns; c. the steel material also comprises carbon fiber and ceramic fiber accounting for 0.3-0.5wt% of the total weight of the steel material, wherein the carbon fiber and the ceramic fiber are short fibers with the length of 0.1-0.3mm and the diameter of 10-20 microns;
in the above embodiment, the fibers are short fibers having a length of 0.1mm (which may include, but is not limited to, any of the following list: 0.2, 0.3, 0.14, 0.16, 0.17, 0.19, 0.22, 0.23, 0.25, 0.27, 0.28, 0.29, and any other value within the range of 0.1 to 0.3 mm), a diameter (maximum diameter) of 10 micrometers (which may include, but is not limited to, any of the following list: 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, and any other value within the range of 10 to 20 micrometers); the carbon fiber and the ceramic fiber (both of which may satisfy the following definition, including the case where both are present individually or together) are in a total amount of 0.3 wt% (the total amount may also be any of values including, but not limited to, 0.31 wt%, 0.32 wt%, 0.33 wt%, 0.34 wt%, 0.35 wt%, 0.36 wt%, 0.37 wt%, 0.38 wt%, 0.39 wt%, 0.40 wt%, 0.41 wt%, 0.42 wt%, 0.43 wt%, 0.44 wt%, 0.45 wt%, 0.46 wt%, 0.47 wt%, 0.48 wt%, 0.49 wt%, 0.50 wt%, and any other value within a range of 0.3 to 0.5 wt%).
In contrast to the above embodiments, when the steel material includes carbon fibers and ceramic fibers, the length of the carbon fibers is greater than the length of the ceramic fibers.
Different from the above embodiments, the composite protective layer at least includes a coating layer formed by coating and drying natural rubber latex.
In contrast to the above-described embodiments, the coating layer is formed with one layer (which may also be any one of the following list including but not limited to two, three, four, five, six or more layers) and the total coating layer thickness is 2 micrometers (which may also be any other arbitrary value within the range of including but not limited to any one of the following list: 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 3.0 and 2-3 micrometers).
Different from the above embodiments, the steel material surface layer of the main structure is further formed with a fiber reinforced transition structure. Compared with the steel material with smooth surface or with groove, frosted surface and other grain forms, the fiber reinforced structure, especially the fiber reinforced transition structure is the oriented fiber structure protruding out of the surface of the steel material, so that the bonding performance between the steel material and the composite protective layer can be enhanced by more than 50%.
In contrast to the above-described embodiments, the fiber-reinforced transition structure is an oriented fiber structure that protrudes outward from the surface of the steel material.
In contrast to the above-described embodiments, the length of the projections of the oriented fiber structure of the fiber reinforced transition structure is 0.01mm (the length of the projections of the oriented fiber structure may also be any of, but is not limited to, 0.02, 0.03, 0.014, 0.016, 0.017, 0.019, 0.022, 0.023, 0.025, 0.027, 0.028, 0.029, and any other value in the range of 0.01-0.03 mm).
In contrast to the above examples, the oriented fiber structure of the fiber reinforced transition structure is an oriented iron amalgam.
In contrast to the above examples, the oriented fiber structure of the fiber reinforced transition structure is an oriented iron amalgam.
In contrast to the above-described embodiments, the oriented fiber structure of the fiber reinforced transition structure is an oriented iron amalgam, oriented perpendicular to the surface of the steel material.
In contrast to the above-described embodiments, the oriented fiber structure of the fiber reinforced transition structure is an oriented iron amalgam, the orientation direction being oblique to the surface of the steel material.
In contrast to the above-described embodiments, the oriented fiber structure of the fiber reinforced transition structure is oriented with the iron amalgam oriented at an angle of 30 degrees (the angle of inclination may also be any other value including, but not limited to, any of the following list: 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, and 130-45 degrees). The iron amalgam within the range of the inclination angle enhances the bonding performance between the steel material and the composite protective layer by 30-50% compared with the bonding performance when the steel material and the composite protective layer are oriented in other directions, and the bonding performance is obtained by utilizing the cooperation between pinning and embedding of the inclination angle.
Example 1
Wear-resisting corrosion-resistant goods shelves in this embodiment, it includes the steel major structure, and the steel material of major structure is, wt%: 0.153% of C, 3.05% of Si, 1.27% of B, 12.37% of Cr, 33.6% of Ni, 0.375% of carbon fiber and the balance of Fe and inevitable impurities, wherein a composite protective layer is formed on the outer layer of the steel material of the main body structure, the composite protective layer is a coating formed by coating and drying 3 layers of natural rubber latex liquid with the total thickness of 2.75 microns, and iron amalgam with the orientation inclination angle of 35.5 degrees and the length of 0.0173mm is formed on the surface of the outer layer of the steel material. In the sample production cross beam type laminate shelf of the embodiment, the test is carried out in a sea area coastal warehouse, a common packing box is filled with 25kg of balance weight, the shelf is repeatedly placed and carried for 10 ten thousand times, and the surface is not obviously abraded; the shelf after the foregoing handling test was left in the warehouse for 18 months without significant corrosion.
Example 2
Wear-resisting corrosion-resistant goods shelves in this embodiment, it includes the steel major structure, and the steel material of major structure is, wt%: 0.153% of C, 3.05% of Si, 1.27% of B, 12.37% of Cr, 33.6% of Ni, 0.375% of carbon fiber and the balance of Fe and inevitable impurities, wherein a composite protective layer is formed on the outer layer of the steel material of the main body structure, the composite protective layer is 3 layers of coatings which are formed by coating and drying natural rubber latex liquid and have the total thickness of 2.75 microns, and the surface of the outer layer of the steel material is a plane. In the sample production cross beam type laminate shelf of the embodiment, the test is carried out in a sea area coastal warehouse, a common packing box is filled with 25kg of balance weight, the shelf is repeatedly placed and carried for 10 ten thousand times, and the surface is slightly abraded; the shelf after the foregoing handling test was left in the warehouse for 15 months without significant corrosion.
Example 3
Wear-resisting corrosion-resistant goods shelves in this embodiment, it includes the steel major structure, and the steel material of major structure is, wt%: 0.153% of C, 3.05% of Si, 1.27% of B, 12.37% of Cr, 33.6% of Ni, 0.375% of carbon fiber and the balance of Fe and inevitable impurities, wherein a composite protective layer is formed on the outer layer of the steel material of the main body structure, the composite protective layer is 3 layers of coatings which are formed by coating and drying natural rubber latex liquid and have the total thickness of 2.75 microns, and the surface of the outer layer of the steel material is a corrugated surface. In the sample production cross beam type laminate shelf of the embodiment, the test is carried out in a sea area coastal warehouse, a common packing box is filled with 25kg of balance weight, the shelf is repeatedly placed and carried for 10 ten thousand times, and the surface is slightly abraded; the shelf after the foregoing handling test was left in the warehouse for 15 months without significant corrosion.
Example 4
Wear-resisting corrosion-resistant goods shelves in this embodiment, it includes the steel major structure, and the steel material of major structure is, wt%: 0.153% of C, 3.05% of Si, 1.27% of B, 12.37% of Cr, 33.6% of Ni, 0.375% of carbon fiber and the balance of Fe and inevitable impurities, wherein a composite protective layer is formed on the outer layer of the steel material of the main body structure, the composite protective layer is 3 layers of coatings which are formed by coating and drying natural rubber latex liquid and have the total thickness of 2.75 microns, and the surface of the outer layer of the steel material is a frosted surface. In the sample production cross beam type laminate shelf of the embodiment, the test is carried out in a sea area coastal warehouse, a common packing box is filled with 25kg of balance weight, the shelf is repeatedly placed and carried for 10 ten thousand times, and the surface is slightly abraded; the shelf after the foregoing handling test was left in the warehouse for 15 months without significant corrosion.
The technical scope of the invention claimed by the embodiments of the present application is not exhaustive, and new technical solutions formed by equivalent replacement of single or multiple technical features in the technical solutions of the embodiments are also within the scope of the invention claimed by the present application; in all the embodiments of the present invention, which are listed or not listed, each parameter in the same embodiment only represents an example (i.e., a feasible embodiment) of the technical solution, and there is no strict matching and limiting relationship between the parameters, wherein the parameters may be replaced with each other without departing from the axiom and the requirements of the present invention, unless otherwise specified.
The technical means disclosed by the scheme of the invention are not limited to the technical means disclosed by the technical means, and the technical scheme also comprises the technical scheme formed by any combination of the technical characteristics. While the foregoing is directed to embodiments of the present invention, it will be appreciated by those skilled in the art that various changes may be made in the embodiments without departing from the principles of the invention, and that such changes and modifications are intended to be included within the scope of the invention.
Claims (2)
1. The utility model provides a wear-resisting corrosion-resistant goods shelves, its major structure including the steel which characterized in that: the steel material of the main body structure comprises the following components in percentage by weight: 0.15 to 0.18 percent of C, 2.0 to 3.5 percent of Si, 1.0 to 2.0 percent of B, 12.0 to 14.0 percent of Cr, 28.0 to 39.0 percent of Ni, and the balance of Fe and inevitable impurities, wherein a composite protective layer is formed on the outer layer of the steel material of the main body structure,
the steel material also comprises carbon fiber and ceramic fiber accounting for 0.3-0.5wt% of the total weight of the steel material, the carbon fiber or the ceramic fiber is short fiber with the length of 0.1-0.3mm and the diameter of 10-20 microns, and the length of the carbon fiber is larger than that of the ceramic fiber,
the steel material surface layer of the main body structure is also provided with a fiber reinforced transition structure, the fiber reinforced transition structure is an oriented fiber structure protruding out of the steel material surface layer, the length of the protruding part of the oriented fiber structure is 0.1-0.3mm,
the composite protective layer at least comprises a coating formed by coating and drying natural rubber latex, at least one layer of coating is formed on the coating, and the total thickness of the coating is 2-3 microns.
2. The wear and corrosion resistant pallet of claim 1, wherein: the oriented fiber structure of the fiber reinforced transition structure is an at least partially oriented iron amalgam.
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| CN201611074987.7A CN106579880B (en) | 2016-11-30 | 2016-11-30 | Wear-resisting corrosion-resistant goods shelves |
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