Energy-saving and environment-friendly electrode boiler

Abstract

The invention discloses an energy-saving and environment-friendly electrode boiler which comprises a shell and a boiler assembly arranged in the shell, the shell is detachably connected with the boiler assembly, the boiler assembly comprises four preheating protection discs, the four preheating protection discs integrally define a cylinder, the bottoms of the four preheating protection discs are jointly connected with a support disc, and the support disc is connected with the shell. A strip-shaped gap is formed between every two adjacent preheating protection discs, a liquid inlet pipe is arranged at each gap and connected with a boiler assembly, a heating tank structure is arranged in the middle of the interior of each preheating protection disc, an exhaust end cover is arranged at the top of each preheating protection disc, and two protruding blocks are arranged on the outer wall of each preheating protection disc. The top of the protruding block is connected with a first steam discharging pipe. The shell is installed outside the boiler assembly, the preheating protection disc and the exhaust end cover can exhaust steam respectively, maintenance and repair are facilitated, meanwhile, steam is exhausted in multiple directions, and communication of multiple pipelines is facilitated.

Description

Technical Field

[0001] The invention relates to the technical field of boiler equipment, in particular to an energy-saving and environment-friendly electrode boiler. Background Art

[0002] High-pressure steam electrode boiler is a thermal energy device that uses electrical energy to generate high-pressure steam. It is usually used in the industrial field, especially in industrial processes that require a large amount of high-pressure steam, such as power plants, chemical plants, pharmaceutical plants, etc.

[0003] The working principle of the high-pressure steam electrode boiler is to use electrical energy to heat water to a high temperature, causing it to evaporate into high-pressure steam. This type of boiler does not require fuel combustion, so there is no waste gas and waste residue generated by combustion, and it is clean and environmentally friendly.

[0004] In a high pressure steam electrode boiler, water is transported to the boiler's heating chamber and heated by an electrode heater. The electrode heater is a device consisting of electrodes that, when an electric current passes through the electrodes, generates heat, heating the water to boiling point. The steam produced by the evaporation of the water is collected and fed into industrial processes for use.

[0005] The steam output pipeline of the existing boiler is not convenient for providing multiple pipeline outputs and cannot be quickly disassembled, maintained and repaired. Therefore, it is necessary to design corresponding technical solutions to solve the existing technical problems. Summary of the invention

[0006] 1. Technical issues to be resolved

[0007] In view of the shortcomings of the prior art, the present invention provides an energy-saving and environment-friendly electrode boiler, which solves the problem that the steam output pipeline of the existing boiler is not convenient for providing multiple pipeline outputs and cannot be quickly disassembled, maintained and repaired.

[0008] (II) Technical solution

[0009] To achieve the above objectives, the present invention is implemented through the following technical solutions: an energy-saving and environmentally friendly electrode boiler, comprising a shell and a boiler assembly arranged inside the shell, the shell and the boiler assembly are detachably connected, the boiler assembly comprises four preheating guard plates, the four preheating guard plates are generally cylindrical, and the bottoms of the four preheating guard plates are commonly connected to a support plate, and strip-shaped gaps are opened between adjacent preheating guard plates, and a liquid inlet pipe is arranged at the gap, the liquid inlet pipe is connected to the boiler assembly, a heating tank structure is arranged in the middle of the preheating guard plate, an exhaust end cover is arranged on the top of the preheating guard plate, two protrusions are arranged on the outer wall of the preheating guard plate, and the top of the protrusion is connected to a steam exhaust pipe 1, exhaust pipes are equidistantly arranged on the top of the exhaust end cover, and heat-absorbing casting strips are equidistantly arranged on the inner wall of the exhaust end cover.

[0010] As a further preferred embodiment of the present invention, the heating tank structure includes a columnar heat tank body 1, a convex ring is provided on the top of the heat tank body 1, and a columnar heat tank body 2 is provided on the inner side of the convex ring, a plurality of liquid guide tubes are provided on the outer wall of the heat tank body 1, and the outer ends of the liquid guide tubes are connected to the preheating protective plate, an air guide tube is provided on the outer wall of the heat tank body 2, the outer ends of the air guide tubes are connected to the exhaust end cover, and control valves are provided on both the air guide tube and the liquid guide tube.

[0011] As a further preferred embodiment of the present invention, an electrode heater is provided inside the first hot tank body, a gas-liquid separation plate is provided inside the second hot tank body, and a heating resistor is provided on the inner wall close to the second hot tank body.

[0012] As a further preferred embodiment of the present invention, a sealed end cover is provided on the top of the second hot tank body, and a sleeve is provided in the middle of the top of the sealed end cover, and a plurality of steam exhaust pipes 2 are provided inside the sleeve.

[0013] As a further preferred embodiment of the present invention, the shell is columnar, and a plurality of column grooves are provided on the outer wall of the shell, a plurality of protruding rods are provided at the bottom end of the shell, and the plurality of protruding rods are plugged and fixed to the support plate, and a card cover is provided at the top of the shell, and a plurality of output pipes corresponding to the steam exhaust pipe 2 are inserted inside the card cover.

[0014] As a further preferred embodiment of the present invention, heating electrodes are provided inside the preheating protective disk and the exhaust end cover, and a plurality of cavities are provided inside the exhaust end cover, and the top ends of the cavities are connected to the exhaust pipe.

[0015] As a further preferred embodiment of the present invention, a plurality of waste heat recovery structures are arranged on the outer wall of the shell, and the waste heat recovery structures are detachably connected to the shell.

[0016] As a further preferred embodiment of the present invention, the waste heat recovery structure comprises an arc block, which is plugged and fixed to the shell, and a plurality of hollow heat-conducting tanks are inserted on the arc block, and the heat-conducting tanks are filled with a solution.

[0017] (III) Beneficial effects

[0018] The present invention provides an energy-saving and environment-friendly electrode boiler. It has the following beneficial effects:

[0019] (1) The high-pressure steam electrode boiler of the present invention has a shell and a boiler assembly that are detachably connected. The boiler assembly is placed inside the shell, and the boiler assembly includes four preheating protective plates, four exhaust end covers and a heating tank structure. The four preheating protective plates and the four exhaust end covers are generally cylindrical and distributed up and down. The preheating protective plates can preheat water and inject it into the heating tank structure. The preheating protective plates can also be used alone to heat water vapor and discharge it through the exhaust end cover, saving energy and reducing the consumption of the electrode heater. The exhaust end cover is also connected to the entire heating tank structure. When the internal electrode heater is started to heat the hot tank body, the multiple exhaust pipes on the exhaust end cover can be connected to the pipeline to discharge steam, and multiple interfaces can be provided.

[0020] (2) The heating tank structure of the present invention includes a columnar heat tank body 1, a columnar heat tank body 2 is arranged on the inner side of the top of the heat tank body 1, a plurality of liquid guide tubes are arranged on the outer wall of the heat tank body 1, and liquid can be transported to the preheating protective plate, and an air guide tube is arranged on the outer wall of the heat tank body 2, and exhaust steam is transported to the exhaust end cover. The shell is columnar, and a plurality of column grooves are opened on the outer wall of the shell to ensure that the pipelines are neatly combed and discharged. A plurality of waste heat recovery structures are arranged on the outer wall of the shell to absorb part of the heat energy for recovery. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional structural schematic diagram of the present invention;

[0022] Figure 2 It is a structural schematic diagram of the front view of the present invention;

[0023] Figure 3 It is a schematic diagram of the structure of the boiler assembly of the present invention;

[0024] Figure 4 It is a schematic diagram of the internal structure of the heating tank structure of the present invention;

[0025] Figure 5 It is a schematic diagram of the internal structure of the exhaust end cover of the present invention.

[0026] In the figure: 1. preheating protective plate; 2. support plate; 3. liquid inlet pipe; 4. exhaust end cover; 5. steam exhaust pipe 1; 6. exhaust pipe; 7. heat absorbing casting strip; 8. hot tank body 1; 9. convex ring; 10. hot tank body 2; 11. liquid guide pipe; 12. air guide pipe; 13. electrode heater; 14. gas-liquid separation plate; 15. heating resistor; 16. sealing end cover; 17. sleeve; 18. steam exhaust pipe 2; 19. convex rod; 20. card cover; 21. output pipeline; 22. heating electrode; 23. arc block; 24. heat conduction tank. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-5 , the embodiment of the present invention provides a technical solution:

[0029] The invention discloses an energy-saving and environment-friendly electrode boiler, comprising a shell and a boiler assembly arranged inside the shell. The shell is installed outside the boiler assembly, and a preheating protection plate and an exhaust end hood can discharge steam respectively, which is convenient for maintenance and repair. Steam is discharged in multiple directions at the same time, which is convenient for connecting multiple pipelines. The shell and the boiler assembly are detachably connected. The boiler assembly comprises four preheating protection plates 1, which are cylindrical in shape as a whole, and a support plate 2 is commonly connected to the bottom of the four preheating protection plates 1, and a strip-shaped gap is opened between adjacent preheating protection plates 1, and a liquid inlet pipe 3 is arranged at the gap, and the liquid inlet pipe 3 is connected to the boiler assembly. A heating tank structure is arranged in the middle of the preheating protection plate 1, an exhaust end hood 4 is arranged on the top of the preheating protection plate 1, two protrusions are arranged on the outer wall of the preheating protection plate 1, and a steam exhaust pipe 5 is connected to the top of the protrusion, an exhaust pipe 6 is equidistantly arranged on the top of the exhaust end hood 4, and heat-absorbing casting strips 7 are equidistantly arranged on the inner wall of the exhaust end hood 4.

[0030] The heating tank structure includes a columnar hot tank body 8, a convex ring 9 is provided on the top of the hot tank body 8, and a columnar hot tank body 2 10 is provided on the inner side of the convex ring 9, a plurality of liquid guide tubes 11 are provided on the outer wall of the hot tank body 8, and the outer ends of the liquid guide tubes 11 are connected to the preheating protective plate 1, an air guide tube 12 is provided on the outer wall of the hot tank body 2 10, and the outer ends of the air guide tubes 12 are connected to the exhaust end cover 4, and control valves are provided on the air guide tubes 12 and the liquid guide tubes 11. By using the liquid guide tubes 11 on the hot tank body 8, part of the liquid is discharged into the preheating protective plate 1, and can also be sent into the interior of the hot tank body 8 in a certain direction to preheat the liquid or store part of it in the preheating protective plate 1. At the same time, the hot tank body 2 10 can transport steam to the exhaust end cover 4 through the air guide tube 12, which is convenient for connecting the conveying pipeline at multiple angles.

[0031] An electrode heater 13 is provided inside the heat tank body 1 8 , and a gas-liquid separation plate 14 is provided inside the heating tank 2 , and a heating resistor 15 is provided on the inner wall close to the heating tank 2 . The electrode heater 13 is used to heat out steam, and the heating resistor 15 assists in heating, and the gas-liquid separation plate 14 separates the steam.

[0032] A sealed end cover 16 is provided on the top of the hot tank body 8, and a sleeve 17 is provided in the middle of the top of the sealed end cover 16. A plurality of steam exhaust pipes 18 are provided inside the sleeve 17. Water vapor is discharged from the top by using the sealed end cover 16 and the steam exhaust pipes 18.

[0033] The shell is columnar, and a number of column grooves are opened on the outer wall of the shell. A number of protruding rods 19 are arranged at the bottom end of the shell. The several protruding rods 19 are plugged and fixed with the support plate 2. A card cover 20 is arranged on the top of the shell. A number of output pipes 21 corresponding to the steam exhaust pipe 18 are inserted inside the card cover 20. The steam is discharged by using the steam exhaust pipe 18 on the top of the shell.

[0034] The preheating protection plate 1 and the exhaust end cover 4 are both provided with heating electrodes 22. The exhaust end cover 4 is provided with a plurality of cavities. The top of the cavities is connected with the exhaust pipe 6. The preheating protection plate 1 is heated by the heating electrodes 22, and the steam can be discharged through the cavities and the exhaust pipe 6, which is suitable for small-range discharge and reduces energy consumption.

[0035] A plurality of waste heat recovery structures are arranged on the outer wall of the shell, and the waste heat recovery structures are detachably connected to the shell, and the waste heat is recovered by using the waste heat recovery structures.

[0036] The waste heat recovery structure includes an arc block 23, which is plugged and fixed to the shell. A number of hollow heat-conducting tanks 24 are inserted on the arc block 23. The heat-conducting tanks 24 are filled with solution. Heat energy is absorbed by using the heat-conducting tanks 24 and the solution inside.

[0037] Working principle: the shell and the boiler assembly are detachably connected, the boiler assembly is placed inside the shell, and the boiler assembly includes four preheating protective plates 1, four exhaust end covers 4 and a heating tank structure. The four preheating protective plates 1 and the four exhaust end covers 4 are cylindrical and distributed up and down. The preheating protective plates 1 can preheat water and inject it into the heating tank structure, or the preheating protective plates 1 can be used alone to heat water vapor and discharge it through the exhaust end cover 4, saving energy and reducing the consumption of the electrode heater 13. The exhaust end cover 4 is also connected to the entire heating tank structure. When the internal electrode heater 13 is started to heat the hot tank body 8, the exhaust The multiple exhaust pipes 6 on the gas end hood 4 can be connected to the pipeline to discharge steam, and multiple interfaces can be provided. The heating tank structure includes a columnar hot tank body 8, and a columnar hot tank body 2 10 is arranged on the inner side of the top of the hot tank body 8. A plurality of liquid guide pipes 11 are arranged on the outer wall of the hot tank body 8, which can transport the liquid to the preheating protective plate 1. An air guide pipe 12 is arranged on the outer wall of the hot tank body 2 10 to transport the exhausted steam to the exhaust end hood 4. The shell is columnar, and a plurality of column grooves are opened on the outer wall of the shell to ensure that the pipelines are neatly combed and discharged. A plurality of waste heat recovery structures are arranged on the outer wall of the shell to absorb part of the heat energy for recovery.

[0038] The present invention comprises: 1. a preheating protection plate; 2. a support plate; 3. a liquid inlet pipe; 4. an exhaust end cover; 5. a steam exhaust pipe; 6. an exhaust pipe; 7. a heat absorbing casting strip; 8. a hot tank body; 9. a convex ring; 10. a hot tank body; 11. a liquid guide pipe; 12. an air guide pipe; 13. an electrode heater; 14. a gas-liquid separation plate; 15. a heating resistor; 16. a sealing end cover; 17. a sleeve; 18. a steam exhaust pipe; 19. a convex rod; 20. a card cover; 21. an output pipe; 22. a heating electrode; 23. an arc block; 24. a heat conducting The tank, the components are all universal standard parts or components known to the technicians in this field, and their structures and principles can be known by the technicians in this field through technical manuals or through conventional experimental methods. The problem solved by the present invention is that the steam output pipeline of the existing boiler is not convenient for providing multiple pipeline outputs and cannot be quickly disassembled, maintained and repaired. The present invention combines the above components with each other. The high-pressure steam electrode boiler of the present invention has a shell and a boiler assembly that are detachably connected. The boiler assembly is placed inside the shell, and the boiler assembly includes four preheating protective plates, four exhaust end covers and a heating tank structure. The four preheating protective plates and the four exhaust end covers are cylindrical in shape and distributed up and down. The preheating protective plates can preheat water, which can be injected into the heating tank structure, or the preheating protective plates can be used alone to heat the water vapor and discharge it through the exhaust end cover, saving energy and reducing the consumption of the electrode heater. The exhaust end cover is also connected to the entire heating tank structure. When the internal electrode heater is started to heat the hot tank body, the multiple exhaust pipes on the exhaust end cover can be connected to the pipeline to discharge the steam. Steam can provide multiple interfaces. The heating tank structure of the present invention includes a columnar hot tank body 1, a columnar hot tank body 2 is arranged on the inner side of the top of the hot tank body 1, a plurality of liquid guide tubes are arranged on the outer wall of the hot tank body 1, and the liquid can be transported to the preheating protective plate; an air guide tube is arranged on the outer wall of the hot tank body 2, and the exhaust steam is transported to the exhaust end cover; the shell is columnar, and a plurality of column grooves are opened on the outer wall of the shell to ensure that the pipelines are neatly combed and discharged; a plurality of waste heat recovery structures are arranged on the outer wall of the shell to absorb part of the heat energy for recovery.

[0039] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0040] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. An energy-saving and environment-friendly electrode boiler, comprising a shell and a boiler assembly disposed inside the shell, wherein the shell and the boiler assembly are detachably connected, and characterized in that: The boiler assembly comprises four preheating protection plates (1), the four preheating protection plates (1) are in the shape of a cylindrical wall as a whole, and the bottoms of the four preheating protection plates (1) are connected to a support plate (2), and a strip-shaped gap is opened between adjacent preheating protection plates (1), and a liquid inlet pipe (3) is arranged at the gap, and the liquid inlet pipe (3) is connected to the boiler assembly, and a heating tank structure is arranged in the middle of the preheating protection plate (1), an exhaust end cover (4) is arranged on the top of the preheating protection plate (1), two protrusions are arranged on the outer wall of the preheating protection plate (1), and the top of the protrusion is connected to a steam exhaust pipe (5), an exhaust pipe (6) is equidistantly arranged on the top of the exhaust end cover (4), and a heat-absorbing casting strip (7) is equidistantly arranged on the inner wall of the exhaust end cover (4).

2. The energy-saving and environment-friendly electrode boiler according to claim 1 is characterized in that: The heating tank structure comprises a columnar hot tank body (8), a convex ring (9) is arranged on the top of the hot tank body (8), and a columnar hot tank body (10) is arranged on the inner side of the convex ring (9), a plurality of liquid guide tubes (11) are arranged on the outer wall of the hot tank body (8), and the outer ends of the liquid guide tubes (11) are connected to the preheating protection plate (1), an air guide tube (12) is arranged on the outer wall of the hot tank body (10), and the outer ends of the air guide tubes (12) are connected to the exhaust end cover (4), and control valves are arranged on both the air guide tube (12) and the liquid guide tube (11).

3. The energy-saving and environment-friendly electrode boiler according to claim 2 is characterized in that: An electrode heater (13) is arranged inside the first hot tank body (8), and a gas-liquid separation plate (14) is arranged inside the second hot tank body. A heating resistor (15) is arranged on the inner wall close to the second hot tank body.

4. The energy-saving and environment-friendly electrode boiler according to claim 3 is characterized in that: The top of the second hot tank body (10) is provided with a sealed end cover (16), and a sleeve (17) is provided in the middle of the top of the sealed end cover (16), and a plurality of steam exhaust pipes (18) are provided inside the sleeve (17).

5. The energy-saving and environment-friendly electrode boiler according to claim 4 is characterized in that: The shell is columnar, and a plurality of column grooves are provided on the outer wall of the shell. A plurality of protruding rods (19) are provided at the bottom end of the shell. The plurality of protruding rods (19) are plugged and fixed to the support plate (2). A card cover (20) is provided at the top of the shell. A plurality of output pipes (21) corresponding to the second steam exhaust pipe (18) are inserted inside the card cover (20).

6. The energy-saving and environment-friendly electrode boiler according to claim 1 is characterized in that: The preheating protection plate (1) and the exhaust end cover (4) are both provided with heating electrodes (22), and the exhaust end cover (4) is provided with a plurality of cavities, the top ends of which are connected to the exhaust pipe (6).

7. The energy-saving and environment-friendly electrode boiler according to claim 1 is characterized in that: A plurality of waste heat recovery structures are arranged on the outer wall of the shell, and the waste heat recovery structures are detachably connected to the shell.

8. The energy-saving and environment-friendly electrode boiler according to claim 7 is characterized in that: The waste heat recovery structure comprises an arc block (23), the arc block (23) is plugged and fixed to the shell, a plurality of hollow heat-conducting tanks (24) are inserted on the arc block (23), and the heat-conducting tanks (24) are filled with a solution.

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