Fire-resistant nameplate

Abstract

The fire-resistant nameplate comprises a stainless steel nameplate piece, character information is engraved on the front surface of the stainless steel nameplate piece through laser, and the front surface or the whole surface of the stainless steel nameplate piece is coated with a fire-resistant layer; the processing technology comprises the following steps: (1) cutting a stainless steel nameplate sheet with a set size from a stainless steel plate, and deburring; (2) laser lettering is conducted on the stainless steel nameplate piece; (3) carrying out ultrasonic cleaning, drying and corona treatment; (4) a refractory material is adopted for spraying; (5) heating and curing; the refractory material comprises the following components in parts by mass: 90 parts of ceramic resin; 0.2 to 0.5 part of a wetting agent; 0.2 to 0.5 part of a flatting agent; and 10 parts of anhydrous alcohol. The nameplate is resistant to fire, information on the nameplate is not prone to being burnt out when a fire happens, and convenience is brought to later analysis of fire reasons and source tracing.

Description

Technical Field

[0001] The invention relates to the technical field of nameplates, in particular to a fire-resistant nameplate. Background Art

[0002] Battery Electric Vehicles (BEV) is a type of vehicle that uses batteries as a storage power source. It uses batteries as a storage power source to provide electrical energy to the electric motor, drive the electric motor to operate, and thus propel the vehicle forward.

[0003] Electric vehicles involve many parts, each of which has its own nameplate, which records the information of the part, which is equivalent to the identity card of each part. When an electric vehicle catches fire, the nameplate is easily damaged due to high temperature combustion, making the information on the nameplate unrecognizable, which brings difficulties to the later analysis of the cause of the fire and tracing the source. Summary of the invention

[0004] The invention provides a fire-resistant nameplate, which solves the defects in the prior art that the nameplate is not fire-resistant and the information on the nameplate is easily damaged by burning and cannot be identified.

[0005] The technical solution of the present invention is achieved in this way:

[0006] A fire-resistant nameplate, comprising a stainless steel nameplate sheet, the front surface of which is engraved with text information by laser, and the front surface or the entire surface of which is coated with a fire-resistant layer;

[0007] The processing technology includes the following steps:

[0008] (1) Cut a stainless steel nameplate sheet of a set size from a stainless steel plate, and deburr the stainless steel nameplate sheet using a deburring device;

[0009] (2) laser engraving is performed on the stainless steel nameplate sheet by a laser marking machine, and text information is engraved on the front surface of the stainless steel nameplate sheet by laser;

[0010] (3) Then, the stainless steel nameplate sheet engraved with text information is ultrasonically cleaned, dried and corona treated in sequence;

[0011] (4) Use refractory materials to spray the surface or the entire surface of the stainless steel nameplate with text information through spraying equipment;

[0012] (5) heating and curing the sprayed stainless steel nameplate sheet to form a fire-resistant layer on its surface;

[0013] Among them, the refractory material includes the following components by mass:

[0014] Ceramic resin: 90 parts;

[0015] Wetting agent: 0.2-0.5 parts;

[0016] Leveling agent: 0.2-0.5 parts;

[0017] Anhydrous alcohol: 10 parts.

[0018] Preferably, the front surface of the stainless steel nameplate is also engraved with a QR code by laser.

[0019] Preferably, the preparation process of the refractory material is: adding anhydrous alcohol, a wetting agent, and a leveling agent to the ceramic resin in sequence, and stirring them fully with a stirrer.

[0020] Preferably, the ultrasonic cleaning process is as follows: inject plasma water into an ultrasonic cleaner, add alcohol in a ratio of plasma water to alcohol of 10:1, then put in a stainless steel nameplate sheet, and clean by shaking for 5 minutes.

[0021] Preferably, the drying process is: wipe the ultrasonically cleaned stainless steel nameplate with a dust-free cleaning cloth. The operator needs to wear cleaning gloves to prevent sweat from contaminating the stainless steel nameplate. Put the stainless steel nameplate into an oven for drying at a temperature of 40-50°C and take it out after baking for 5-10 minutes.

[0022] Preferably, the process of the corona treatment is: using a corona machine to treat the surface of the stainless steel nameplate for about 4-5 seconds.

[0023] Preferably, the spraying process is:

[0024] a. Filter the prepared refractory material with a 350-mesh funnel and put it into the spray gun tank after filtering;

[0025] b. Spraying should be carried out in a clean workshop of 100,000 grade, with a temperature of 20-26 degrees and a humidity not exceeding 85%;

[0026] c. Use a tank-type, 1.2-1.5 mm caliber spray gun for spraying, and the coating thickness is 5-8 microns.

[0027] Preferably, the process of heating and curing is as follows: put the sprayed stainless steel nameplate sheet into an oven, first dry it at 25 degrees for 10-20 minutes, then heat it up and bake it, raise the temperature to 80 degrees within 15 minutes, maintain it for 20 minutes, then raise the temperature to 200 degrees within 15 minutes, maintain it for 20-30 minutes, and finally cool it to 80 degrees with the furnace and take out the finished product.

[0028] Beneficial effects of the present invention: the nameplate of the present invention is fire-resistant, and when a fire occurs, the information on the nameplate is not easily burned, which brings convenience to the later analysis of the cause of the fire and tracing the source. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0030] Figure 1 This is a picture of a common nameplate after fire resistance test;

[0031] Figure 2 This is a picture of a fire-resistant nameplate of the present invention after a fire test. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] A fire-resistant nameplate, comprising a stainless steel nameplate sheet, the front surface of which is engraved with text information by laser, and the front surface or the entire surface of which is coated with a fire-resistant layer;

[0034] The processing technology includes the following steps:

[0035] (1) Cut a stainless steel nameplate sheet of a set size from a stainless steel plate, and deburr the stainless steel nameplate sheet using a deburring device;

[0036] (2) laser engraving is performed on the stainless steel nameplate sheet by a laser marking machine, and text information is engraved on the front surface of the stainless steel nameplate sheet by laser;

[0037] (3) Then, the stainless steel nameplate sheet engraved with text information is ultrasonically cleaned, dried and corona treated in sequence;

[0038] (4) Use refractory materials to spray the surface or the entire surface of the stainless steel nameplate with text information through spraying equipment;

[0039] (5) heating and curing the sprayed stainless steel nameplate sheet to form a fire-resistant layer on its surface;

[0040] Among them, the refractory material includes the following components by mass:

[0041] Ceramic resin: 90 parts;

[0042] Wetting agent: 0.2-0.5 parts;

[0043] Leveling agent: 0.2-0.5 parts;

[0044] Anhydrous alcohol: 10 parts.

[0045] As a preferred technical solution, the front surface of the stainless steel nameplate is also engraved with a QR code by laser.

[0046] As a preferred technical solution, the preparation process of the refractory material is: adding anhydrous alcohol, a wetting agent, and a leveling agent to the ceramic resin in sequence, and using a stirrer to fully stir.

[0047] As a preferred technical solution, the ultrasonic cleaning process is as follows: inject plasma water into an ultrasonic cleaner, add alcohol in a ratio of plasma water to alcohol of 10:1, then put in a stainless steel nameplate, and shake and clean for 5 minutes.

[0048] As a preferred technical solution, the drying process is as follows: wipe the ultrasonically cleaned stainless steel nameplate with a dust-free cleaning cloth. The operator needs to wear cleaning gloves to prevent sweat stains from contaminating the stainless steel nameplate. Put the stainless steel nameplate into an oven for drying at a temperature of 40-50°C and take it out after baking for 5-10 minutes.

[0049] As a preferred technical solution, the process of corona treatment is: using a corona machine to treat the surface of the stainless steel nameplate for about 4-5 seconds.

[0050] As a preferred technical solution, the spraying process is:

[0051] a. Filter the prepared refractory material with a 350-mesh funnel and put it into the spray gun tank after filtering;

[0052] b. Spraying should be carried out in a clean workshop of 100,000 grade, with a temperature of 20-26 degrees and a humidity not exceeding 85%;

[0053] c. Use a tank-type, 1.2-1.5 mm caliber spray gun for spraying, and the coating thickness is 5-8 microns.

[0054] As a preferred technical solution, the process of heating and curing is as follows: put the sprayed stainless steel nameplate into an oven, first dry it at 25 degrees for 10-20 minutes, then heat and bake it, raise the temperature to 80 degrees within 15 minutes, maintain it for 20 minutes, then raise the temperature to 200 degrees within 15 minutes, maintain it for 20-30 minutes, and finally cool it to 80 degrees with the furnace and take out the finished product.

[0055] Fire resistance test:

[0056] Heat the muffle furnace to 980 degrees, put the common nameplate and the refractory nameplate of the present invention into the muffle furnace at the same time, heat for 10 minutes, take out the nameplate, and cool it naturally to room temperature. Figure 1 , and found that the information on the ordinary nameplate was no longer recognizable. Figure 2 The information on the fire-resistant nameplate of the present invention can be identified (the white mosaic part in the figure is to prevent information leakage).

[0057] Corrosion resistance test:

[0058] The fire-resistant nameplate of the present invention is subjected to a neutral salt spray test and meets the 1000-hour test without any corrosion spots, indicating good corrosion resistance.

[0059] Adhesion test:

[0060] The adhesion of the refractory layer on the refractory nameplate processed above was tested, and the 100 grids reached level 0, indicating that the adhesion of the refractory layer was good.

[0061] Hardness test:

[0062] Put the processed refractory nameplate into the hardness tester for hardness test. The hardness is not less than 7H, which means the hardness is good.

[0063] In summary, the fire-resistant nameplate of the present invention has good fire resistance, corrosion resistance, adhesion and hardness. The nameplate of the present invention is fire-resistant, and when a fire occurs, the information on the nameplate is not easily burned, which brings convenience to the later analysis of the cause of the fire and tracing the source.

[0064] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fire-resistant nameplate, characterized in that: It includes a stainless steel nameplate, the front surface of which is engraved with text information by laser, and the front surface or the entire surface of which is coated with a fire-resistant layer; The processing technology includes the following steps: (1) Cut a stainless steel nameplate sheet of a set size from a stainless steel plate, and deburr the stainless steel nameplate sheet using a deburring device; (2) laser engraving is performed on the stainless steel nameplate sheet by a laser marking machine, and text information is engraved on the front surface of the stainless steel nameplate sheet by laser; (3) Then, the stainless steel nameplate sheet engraved with text information is ultrasonically cleaned, dried and corona treated in sequence; (4) Use refractory materials to spray the surface or the entire surface of the stainless steel nameplate with text information through spraying equipment; (5) heating and curing the sprayed stainless steel nameplate sheet to form a fire-resistant layer on its surface; Among them, the refractory material includes the following components by mass: Ceramic resin: 90 parts; Wetting agent: 0.2-0.5 parts; Leveling agent: 0.2-0.5 parts; Anhydrous alcohol: 10 parts.

2. The refractory nameplate according to claim 1, characterized in that: The front surface of the stainless steel nameplate is also engraved with a QR code by laser.

3. The refractory nameplate according to claim 1, characterized in that: The preparation process of the refractory material is as follows: anhydrous alcohol, a wetting agent and a leveling agent are added to the ceramic resin in sequence, and the mixture is fully stirred using a stirrer.

4. The refractory nameplate according to claim 1, characterized in that: The process of ultrasonic cleaning is as follows: inject plasma water into the ultrasonic cleaner, add alcohol in a ratio of 10:1 between plasma water and alcohol, put in the stainless steel nameplate, and clean it by shaking for 5 minutes.

5. The refractory nameplate according to claim 1, characterized in that: The drying process is as follows: the stainless steel nameplate sheet that has been ultrasonically cleaned is wiped clean with a dust-free cleaning cloth. The operator needs to wear cleaning gloves to prevent sweat stains from contaminating the stainless steel nameplate sheet. The stainless steel nameplate sheet is placed in an oven for drying at a temperature of 40-50° C. and taken out after baking for 5-10 minutes.

6. The refractory nameplate according to claim 1, characterized in that: The process of the corona treatment is: using a corona machine to treat the surface of the stainless steel nameplate for about 4-5 seconds.

7. The refractory nameplate according to claim 1, characterized in that: The process of spraying is as follows: a. Filter the prepared refractory material with a 350-mesh funnel and put it into the spray gun tank after filtering; b. Spraying should be carried out in a clean workshop of 100,000 grade, with a temperature of 20-26 degrees and a humidity not exceeding 85%; c. Use a tank-type, 1.2-1.5 mm caliber spray gun for spraying, and the coating thickness is 5-8 microns.

8. The refractory nameplate according to claim 1, characterized in that: The process of heating and curing is as follows: put the sprayed stainless steel nameplate into an oven, first dry it at 25 degrees for 10-20 minutes, then heat it up and bake it, heat it to 80 degrees within 15 minutes, maintain it for 20 minutes, then heat it to 200 degrees within 15 minutes, maintain it for 20-30 minutes, finally cool it to 80 degrees with the furnace, and take out the finished product.

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