Anti-corrosion protection device for vaporizer

Abstract

The utility model relates to the field of vaporizers, and discloses an anti-corrosion protection device for a vaporizer, which comprises a box body, a control panel is arranged at the upper part of one side of the front end surface of the box body, a cover plate is arranged at the center of the upper end surface of the box body, and four first bolts are arranged on the upper end surface of the cover plate in a rectangular manner; a discharge electromagnetic valve is arranged on one side of the center of the lower end face of the box body, an air blowing structure is arranged in the center of the upper end face of the cover plate, and three exhaust structures are arranged in the center of each of the front end face and the rear end face of the box body up and down. According to the anti-corrosion vaporizer, anti-corrosion liquid is evenly sprayed to the vaporizer body through the self-sucking pump and the spray head, the comprehensiveness of anti-corrosion protection is improved, the service life of the vaporizer is effectively prolonged, the heater controls the temperature in the box body, the vaporizer is in a proper working environment, and the anti-corrosion liquid and the vaporizer work in a synergistic mode. The working condition of the vaporizer is optimized while corrosion is prevented, the service life of the vaporizer is prolonged, and the possibility of faults is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of vaporizer, especially a kind of anticorrosive protection device for vaporizer. BACKGROUND

[0002] With the rapid development of industrialization, the demand of anticorrosion technology is increasingly urgent, the application of anticorrosion technology not only can guarantee the normal operation of industrial equipment, but also can prolong its service life, reduce the cost of equipment maintenance and replacement, the corrosion problem that vaporizer may encounter in operation process and how to effectively protect vaporizer structure from damage.

[0003] In the existing anticorrosive protection device for vaporizer may rely on hand painting or soaking, it is difficult to ensure that anticorrosive agent is evenly covered on all surfaces, especially the vaporizer of complex structure, easy to leave dead angle, and there is no consideration of the influence of temperature on the anticorrosion effect, resulting in the anticorrosive effect of anticorrosive agent under certain temperature conditions reduces, accelerates corrosion, therefore, the technical personnel in the art provides an anticorrosive protection device for vaporizer to solve the problems raised in the above background technology. SUMMARY

[0004] The utility model aims at solving the shortcoming in prior art, and provides an anticorrosive protection device for vaporizer, which uniformly sprays anticorrosive liquid to the vaporizer body through self-suction pump and spray head, improves the comprehensiveness of anticorrosive protection, effectively prolongs the service life of vaporizer, and controls the temperature inside the box through heater, so that it is in suitable working environment, both synergistic effect, optimize the working conditions of vaporizer while anticorrosion, prolong its service life, and reduce the possibility of failure, by using adsorbing cotton and activated carbon to carry out multistage treatment on the gas discharged from the box, not only can remove small particles and impurities, but also can adsorb harmful substances and peculiar smell, realize uniform and efficient exhaust, maintain the stability of air pressure inside the box, guarantee the normal operation of vaporizer, by setting filter screen above air inlet box, and by multiple air suction machines, clean air after filtration is sent to the inside of box, ensure the cleanliness of air entering the box, help to maintain the good working condition of vaporizer.

[0005] To achieve the above object, the utility model provides a kind of anticorrosion protection device for vaporizer, including cabinet, the upper side of the front end surface of the cabinet is equipped with control panel, the upper end surface center of the cabinet is equipped with cover, the upper end surface of the cover is equipped with four first bolts in rectangular arrangement, the lower end surface center of the cabinet is equipped with discharge solenoid valve in one side, the upper end surface center of the cover is equipped with blowing structure, the upper end surface center of the cabinet is equipped with three exhaust structures in upper and lower arrangement, the lower inner wall of the cabinet is equipped with spraying structure in one side in front and back, the inside center of the cabinet is equipped with vaporizer body, the outer sidewall of the vaporizer body is equipped with multiple fins in annular arrangement, the lower inner wall of the cabinet is equipped with two heaters in front and back;

[0006] Through the above technical scheme, the anticorrosive liquid is uniformly sprayed to the vaporizer body by the self-priming pump and the spray head, the comprehensiveness of the anticorrosion protection is improved, the service life of the vaporizer is effectively prolonged, and the temperature inside the cabinet is controlled by the heater, so that it is in a suitable working environment. The two work together to optimize the working conditions of the vaporizer while preventing corrosion, prolong its service life and reduce the possibility of failure. By using adsorbing cotton and activated carbon to perform multi-stage treatment on the gas discharged from the cabinet, not only can small particles and impurities be removed, but also harmful substances and odors can be adsorbed, achieving uniform and efficient exhaust, maintaining stable air pressure inside the cabinet and ensuring normal operation of the vaporizer. By setting a filter screen above the air inlet box and using multiple air suction machines to deliver clean air filtered to the inside of the cabinet, the cleanliness of the air entering the cabinet is ensured, which helps to maintain the good working condition of the vaporizer.

[0007] Further, the blowing structure includes an air inlet box, a filter screen, multiple air suction machines and four second bolts, the air inlet box is arranged at the center of the upper end surface of the cover, the filter screen is arranged at the center of the upper end surface of the air inlet box, the four second bolts are arranged in rectangular arrangement at the center of the upper end surface of the filter screen, and multiple air suction machines are arranged in horizontal arrangement at the center of the lower inner wall of the air inlet box. The output ends of the multiple air suction machines sequentially penetrate the lower inner wall of the air inlet box and the upper end surface of the cover to the inside of the cabinet.

[0008] Through the above technical scheme, by starting multiple air suction machines to operate, external air is filtered by the filter screen above the air inlet box to remove impurities and dust in the air. The filtered air is sucked into the air suction machine, and the output end of the air suction machine sequentially penetrates the lower inner wall of the air inlet box and the upper end surface of the cover to finally deliver the filtered air to the inside of the cabinet, ensuring the cleanliness of the air entering the cabinet and helping to maintain the good working condition of the vaporizer. Four second bolts are used to fix the filter screen to keep it stable during the air suction process, ensuring the reliability and stability of the filtering effect.

[0009] Further, the six exhaust structures include six exhaust outlets, six activated carbons, six exhaust fans and six adsorbing cottons, the six exhaust outlets are arranged in pairs on the front and rear end faces of the box body, the six activated carbons are arranged in three groups respectively, and the two groups of activated carbons are arranged at the front and rear of the three exhaust outlets respectively, the six exhaust fans are arranged at the front and rear of the three activated carbons respectively, and the six adsorbing cottons are arranged at the front and rear of the three exhaust fans respectively.

[0010] Through the above technical scheme, the six exhaust fans are started to work, the gas in the box body is pushed to the exhaust outlets under the action of the exhaust fans, the gas passes through the adsorbing cotton first, the adsorbing cotton preliminarily adsorbs some small particles and impurities in the gas, then the gas passes through the activated carbon, the activated carbon further adsorbs harmful substances and odors in the gas, and the gas treated by the adsorbing cotton and the activated carbon is finally discharged from the exhaust outlets, the six exhaust outlets are arranged in pairs on the front and rear end faces of the box body, and arranged in pairs, which can realize uniform and efficient exhaust, ensure rapid renewal of the gas in the box body, ensure that too much gas does not accumulate in the box body, maintain the stability of the internal gas pressure, and be beneficial to the normal operation of the vaporizer.

[0011] Further, the two spraying structures each include two water tanks, two self-priming pumps, two spraying pipes, a plurality of spray heads and two water inlet pipes, the two water tanks are arranged on the front and rear of the lower inner wall of the box body, the two self-priming pumps are arranged at the centers of the lower inner walls of the two water tanks, the two spraying pipes are arranged on the output ends of the two self-priming pumps, the output ends of the two spraying pipes penetrate the upper inner walls of the water tanks and extend to the inside of the box body, the plurality of spray heads are arranged at the lower centers of the rear end faces of the front spraying pipe and the front end faces of the rear spraying pipe, and the two water inlet pipes are arranged at the upper centers of the front end faces of the front water tank and the rear end faces of the rear water tank.

[0012] Through the above technical scheme, the self-priming pumps are started to work to suck the corrosion-resistant liquid from the water tanks, the corrosion-resistant liquid enters the spraying pipes through the output ends of the self-priming pumps, and then is sprayed out from the output ends of the spraying pipes through the plurality of spray heads to uniformly spray the vaporizer body in the box body, meanwhile, the water tanks can be supplemented with the corrosion-resistant liquid through the water inlet pipes, the two water tanks are arranged on the front and rear of the lower inner wall of the box body, which can ensure uniform spraying of the vaporizer body at different positions, improve the comprehensiveness of corrosion protection, effectively provide corrosion protection for the vaporizer body, prolong the service life of the vaporizer body, and reduce damage and failure caused by corrosion.

[0013] Further, one end of the four first bolts penetrates the upper end face of the cover plate and the upper end face of the box body in sequence and reaches the inside of the box body, and the end is threadedly connected in the inside of the box body.

[0014] Through the technical scheme, the threaded connection provides reliable fastening force, ensures the close connection between the cover plate and the box body, prevents gas or liquid leakage, facilitates installation and disassembly, and when the inside of the box body needs to be maintained or overhauled, the first bolt can be conveniently screwed off to open the cover plate.

[0015] Further, one end of the four second bolts penetrates the upper end face of the filter screen and the upper end face of the air inlet box in sequence and reaches the air inlet box, and the end is threadedly connected in the inside of the air inlet box.

[0016] Through the technical scheme, the threaded connection ensures the stable installation of the filter screen on the air inlet box, prevents displacement or loosening of the filter screen when the air suction machine works, facilitates replacement and maintenance of the filter screen, and when the filter screen needs to be cleaned or replaced, only the second bolt needs to be screwed off to operate.

[0017] Further, the two spray pipes are made of stainless steel.

[0018] Through the technical scheme, the stainless steel has good corrosion resistance and strength, can withstand the pressure provided by the self-suction pump, and is not easy to be corroded and damaged in long-term contact with the corrosion-resistant liquid.

[0019] The utility model has the advantages of:

[0020] 1. In the utility model, the corrosion protection device for the vaporizer uniformly sprays the corrosion-resistant liquid to the vaporizer body through the self-suction pump and the spray head, improves the comprehensiveness of the corrosion protection, effectively prolongs the service life of the vaporizer, controls the temperature in the box body through the heater, makes it in the suitable working environment, and the two synergistically optimize the working conditions of the vaporizer while preventing corrosion, prolong the service life, and reduce the possibility of failure.

[0021] 2. In the utility model, the adsorbing cotton and activated carbon are used to multi-stage process the gas discharged from the box body, which not only removes small particles and impurities, but also adsorbs harmful substances and odors, realizes uniform and efficient exhaust, maintains the stability of the air pressure in the box body, and ensures the normal operation of the vaporizer.

[0022] 3. In the utility model, the filter screen is arranged above the air inlet box, and the clean air filtered by the multiple air suction machines is delivered to the inside of the box body, which ensures the cleanliness of the air entering the box body and helps to maintain the good working state of the vaporizer. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1A perspective view of a corrosion protection device for a vaporizer is provided in the utility model;

[0024] Figure 2 A perspective view of a corrosion protection device for a vaporizer is provided in the utility model;

[0025] Figure 3 A perspective view of a corrosion protection device for a vaporizer is provided in the utility model;

[0026] Figure 4 A perspective view of a corrosion protection device for a vaporizer is provided in the utility model.

[0027] Legend:

[0028] 1, box body, 2, control panel, 3, cover plate, 4, first bolt, 5, discharge electromagnetic valve, 6, blowing structure, 601, air inlet box, 602, filter screen, 603, air suction machine, 604, second bolt, 7, exhaust structure, 701, exhaust port, 702, activated carbon, 703, exhaust fan, 704, adsorbing cotton, 8, spraying structure, 801, water tank, 802, self-suction pump, 803, spraying pipe, 804, spray head, 805, water inlet pipe, 9, heater, 10, vaporizer body, 11, fin. Specific embodiments

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0030] Reference Figures 1-4The utility model provides a kind of anticorrosive protection device for vaporizer, including box 1, box 1 front end face one side upper place is equipped with control panel 2, box 1 upper end face center is equipped with cover plate 3, four first bolts 4 are arranged in rectangular on the upper end face of cover plate 3, box 1 lower end face center one side place is equipped with discharge solenoid valve 5, blowing structure 6 is equipped in the center of the upper end face of cover plate 3, box 1 front end face and rear end face center place are all arranged in three exhaust structures 7 up and down, box 1 lower inner wall one side front and rear place is all equipped with spraying structure 8, box 1 inside center is equipped with vaporizer body 10, vaporizer body 10 outer side wall is arranged in annular with multiple fins 11, box 1 one inner wall front and rear place is all equipped with two heaters 9, by placing its vaporizer body 10 and multiple fins 11 outside in the inside of box 1, heater 9 works, provide suitable temperature environment for the inside of box 1, blowing structure 6 blows to the inside of box 1, promote gas flow, exhaust structure 7 exports the gas in the inside of box 1, maintain the circulation of gas update, spraying structure 8 is sprayed to vaporizer body 10 and fin 11 anticorrosive liquid, carries out anticorrosive protection, discharge solenoid valve 5 is used for discharging the effusion or impurity in the inside of box 1, control panel 2 is used for controlling the operating parameter and operation of entire device, four first bolts 4 one end portion is sequentially penetrated to the upper end face of cover plate 3 and the upper end face of box 1 and reaches to the inside of box 1, and end portion is all screw thread rotationally connected in the inside of box 1, screw connection mode provides reliable fastening force, ensure the close connection between cover plate 3 and box 1, prevent gas or liquid leakage, facilitate installation and disassembly, when needing to maintain or overhaul the inside of box 1, can conveniently unscrew first bolt 4 and open cover plate 3.

[0031] The air blowing structure 6 comprises an air inlet box 601, a filter screen 602, a plurality of air suction machines 603 and four second bolts 604. The air inlet box 601 is arranged at the center of the upper end face of the cover plate 3. The filter screen 602 is arranged at the center of the upper end face of the air inlet box 601. The four second bolts 604 are arranged in a rectangular array at the center of the upper end face of the filter screen 602. The plurality of air suction machines 603 are arranged in a horizontal array at the center of the lower inner wall of the air inlet box 601. The output ends of the plurality of air suction machines 603 sequentially penetrate the lower inner wall of the air inlet box 601 and the upper end face of the cover plate 3 to the inside of the box body 1. By starting the plurality of air suction machines 603 to operate, external air is filtered by the filter screen 602 above the air inlet box 601 to remove impurities and dust in the air. The filtered air is sucked into the air suction machines 603. The output ends of the air suction machines 603 sequentially pass through the lower inner wall of the air inlet box 601 and the upper end face of the cover plate 3 to finally deliver the filtered air to the inside of the box body 1, thereby ensuring the cleanliness of the air entering the box body 1 and helping to maintain the good working condition of the vaporizer. The four second bolts 604 are used to fix the filter screen 602 to keep it stable during the air suction process, thereby ensuring the reliability and stability of the filtering effect. One end of each of the four second bolts 604 sequentially penetrates the upper end face of the filter screen 602 and the upper end face of the air inlet box 601 to the air inlet box 601, and the end is threadedly connected in the inside of the air inlet box 601. The threaded connection ensures the stable installation of the filter screen 602 on the air inlet box 601, prevents the filter screen 602 from shifting or loosening when the air suction machines 603 are working, and facilitates the replacement and maintenance of the filter screen 602. When the filter screen 602 needs to be cleaned or replaced, the second bolts 604 can be simply unscrewed for operation.

[0032] The six exhaust structures 7 include six exhaust ports 701, six activated carbons 702, six exhaust fans 703 and six adsorbing cottons 704. The six exhaust ports 701 are arranged in pairs on the front end face and the rear end face of the box body 1 respectively. The six activated carbons 702 are arranged in groups of three. Two groups of activated carbons 702 are arranged at the front and rear of the three exhaust ports 701 respectively. The six exhaust fans 703 are arranged at the rear end of the three activated carbons 702 and the front end of the three activated carbons 702 respectively. The six adsorbing cottons 704 are arranged at the rear end face of the three exhaust fans 703 and the front end face of the three exhaust fans 703 respectively. When the six exhaust fans 703 are started, the gas in the box body 1 is pushed to the exhaust ports 701 by the exhaust fans 703. The gas passes through the adsorbing cottons 704 first, and the adsorbing cottons 704 adsorb some small particles and impurities in the gas. Then the gas passes through the activated carbons 702, and the activated carbons 702 further adsorb harmful substances and odors in the gas. The gas treated by the adsorbing cottons 704 and the activated carbons 702 is finally discharged from the exhaust ports 701. The six exhaust ports 701 are arranged on the front end face and the rear end face of the box body 1 respectively and arranged in pairs, which can realize uniform and efficient exhaust, ensure the rapid renewal of the gas in the box body 1, ensure that too much gas does not accumulate in the box body 1, maintain the stability of the internal air pressure, and be beneficial to the normal operation of the vaporizer.

[0033] Two spray structures 8 respectively include two water tanks 801, two self-priming pumps 802, two spray pipes 803, multiple spray heads 804 and two water inlet pipes 805, two water tanks 801 are respectively arranged at the front and rear of the lower inner wall of the box body 1, two self-priming pumps 802 are respectively arranged at the center of the lower inner wall of the two water tanks 801, two spray pipes 803 are respectively arranged at the output end of the two self-priming pumps 802, the output end of the two spray pipes 803 penetrates the upper inner wall of the water tank 801 and reaches the inside of the box body 1 at the upper end of the water tank 801, multiple spray heads 804 are respectively arranged at the lower center of the rear end face of the spray pipe 803 at the front and the lower center of the front end face of the spray pipe 803 at the rear, two water inlet pipes 805 are respectively arranged at the upper center of the front end face of the water tank 801 at the front and the upper center of the rear end face of the water tank 801 at the rear, by starting the self-priming pump 802 to work, the corrosion-resistant liquid in the water tank 801 is sucked, the corrosion-resistant liquid enters the spray pipe 803 through the output end of the self-priming pump 802, and then is sprayed out from the output end of the spray pipe 803 through multiple spray heads 804, and is uniformly sprayed to the vaporizer body 10 in the box body 1, at the same time, the water tank 801 can be supplemented with corrosion-resistant liquid through the water inlet pipe 805, two water tanks 801 are respectively arranged at the front and rear of the lower inner wall of the box body 1, which can ensure uniform spraying coverage of the vaporizer body 10 at different positions, improve the comprehensiveness of corrosion protection, effectively provide corrosion protection for the vaporizer body 10, prolong the service life, reduce damage and failure caused by corrosion, and the material of the two spray pipes 803 is stainless steel, which has good corrosion resistance and strength, can withstand the pressure provided by the self-priming pump 802, and is not easy to be corroded and damaged in long-term contact with the corrosion-resistant liquid.

[0034] Working principle: by placing the vaporizer body 10 and multiple fins 11 outside the vaporizer body 10 in the box body 1, the heater 9 works to provide a suitable temperature environment for the inside of the box body 1, by starting multiple air suction machines 603 to work, the external air is filtered through the filter screen 602 above the air inlet box 601 to remove impurities and dust in the air, the filtered air is sucked into the air suction machine 603, the output end of the air suction machine 603 sequentially passes through the lower inner wall of the air inlet box 601 and the upper end face of the cover plate 3, and finally is delivered to the inside of the box body 1, which ensures the cleanliness of the air entering the box body 1 and helps to maintain the good working state of the vaporizer, four second bolts 604 are used to fix the filter screen 602 to keep it stable during the air suction process, which ensures the reliability and stability of the filtering effect and promotes the flow of gas.

[0035] By starting operation of the six exhaust fans 703, the gas inside the box 1 is pushed to the exhaust vents 701 under the action of the exhaust fans 703, and the gas first passes through the adsorbing cotton 704, the adsorbing cotton 704 preliminarily adsorbs some small particles and impurities in the gas, and then the gas passes through the activated carbon 702, the activated carbon 702 further adsorbs harmful substances and odors in the gas, the gas treated by the adsorbing cotton 704 and the activated carbon 702 is finally discharged from the exhaust vents 701 out of the box 1, the six exhaust vents 701 are arranged at the center of the front end face and the rear end face of the box 1 and arranged in upper and lower positions, which can realize relatively uniform and efficient exhaust, ensure rapid renewal of the gas inside the box 1, ensure that too much gas does not accumulate inside the box 1, maintain the stability of the internal air pressure, and be beneficial to the normal operation of the vaporizer and maintain the circulation and renewal of the gas.

[0036] By starting the self-priming pump 802 to work, the corrosion-proof liquid is sucked from the water tank 801, the corrosion-proof liquid enters the spray pipe 803 through the output end of the self-priming pump 802, and then is sprayed from the output end of the spray pipe 803 through the multiple spray heads 804 to uniformly spray the corrosion-proof liquid to the vaporizer body 10 and the fins 11 for corrosion protection, meanwhile, the corrosion-proof liquid can be supplemented to the water tank 801 through the water inlet pipe 805, the two water tanks 801 are arranged at the front and rear positions on one side of the lower inner wall of the box 1, which can ensure uniform spraying and covering of the vaporizer body 10 at different positions, improve the comprehensiveness of corrosion protection, effectively provide corrosion protection for the vaporizer body 10, prolong the service life, reduce damage and failure caused by corrosion, and the discharge electromagnetic valve 5 is used for discharging liquid or impurities in the box 1, and the control panel 2 is used for controlling the operation parameters and operation of the entire device.

[0037] Finally, it should be noted that: the above only describes preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for some technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A corrosion protection device for a vaporizer comprising a box (1), characterized in that: The box (1) front end face one side upper place is equipped with control panel (2), the box (1) upper end face center is equipped with cover plate (3), the cover plate (3) upper end face is arranged with four first bolt (4) in rectangular, the box (1) lower end face center one side place is equipped with discharge electromagnetic valve (5), the cover plate (3) upper end face center is equipped with blowing structure (6), the box (1) front end face and rear end face center are arranged with three exhaust structure (7) in up and down, the box (1) lower inner wall one side front and back are equipped with spraying structure (8), the box (1) inside center is equipped with vaporizer body (10), the vaporizer body (10) outer side wall is arranged with multiple fins (11) in annular, the box (1) one inner side wall front and back are equipped with two heaters (9).

2. A corrosion protection device for a carburetor as defined in claim 1, wherein: The blowing structure (6) includes air inlet box (601), filter screen (602), multiple air suction machines (603) and four second bolts (604), the air inlet box (601) is arranged at the center of the upper end face of the cover plate (3), the filter screen (602) is arranged at the center of the upper end face of the air inlet box (601), four second bolts (604) are arranged in rectangular at the center of the upper end face of the filter screen (602), multiple air suction machines (603) are arranged in transverse at the center of the lower inner wall of the air inlet box (601), and the output ends of multiple air suction machines (603) pass through the lower inner wall of the air inlet box (601) and the upper end face of the cover plate (3) to the inside of the box (1) in sequence.

3. A corrosion protection device for a carburetor as defined in claim 1, wherein: Six exhaust structures (7) include six exhaust ports (701), six activated carbons (702), six exhaust fans (703) and six adsorbing cots (704), six exhaust ports (701) are arranged in up and down at the center of the front end face and the rear end face of the box (1) respectively, six activated carbons (702) are arranged in three groups respectively, and two groups of activated carbons (702) are arranged inside the three exhaust ports (701) at the front and the back of the center, six exhaust fans (703) are arranged inside the six exhaust ports (701) at the center of the rear end of the three activated carbons (702) at the front and the front end of the three activated carbons (702) at the back, and six adsorbing cots (704) are arranged inside the six exhaust ports (701) at the center of the rear end face of the three exhaust fans (703) at the front and the front end face of the three exhaust fans (703) at the back.

4. A corrosion protection device for a carburetor as defined in claim 1, wherein: Two spray structures (8) respectively include two water tanks (801), two self-priming pumps (802), two spray pipes (803), a plurality of spray heads (804) and two water inlet pipes (805), two water tanks (801) are arranged at front and rear positions of the lower inner wall of the box body (1), two self-priming pumps (802) are arranged at the center of the lower inner wall of the two water tanks (801), two spray pipes (803) are arranged at the output ends of the two self-priming pumps (802), the output ends of the two spray pipes (803) penetrate the upper inner wall of the water tank (801) and extend to the inside of the box body (1), a plurality of spray heads (804) are arranged at the lower center of the rear end face of the spray pipe (803) at the front position and the lower center of the front end face of the spray pipe (803) at the rear position, and two water inlet pipes (805) are arranged at the upper center of the front end face of the water tank (801) at the front position and the upper center of the rear end face of the water tank (801) at the rear position.

5. A corrosion protection device for a carburetor as defined in claim 1, wherein: One end of the four first bolts (4) penetrates the upper end face of the cover plate (3) and the upper end face of the box body (1) in sequence and extends to the inside of the box body (1), and the end is threadedly connected to the inside of the box body (1).

6. A corrosion protection device for a carburetor as defined in claim 2, wherein: One end of the four second bolts (604) penetrates the upper end face of the filter screen (602) and the upper end face of the air inlet box (601) in sequence and extends to the air inlet box (601), and the end is threadedly connected to the inside of the air inlet box (601).

7. A corrosion protection device for a carburetor as defined in claim 4, wherein: The materials of the two spray pipes (803) are stainless steel.

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