Multi-stage steam-water separation link steam generator

Abstract

The utility model relates to the technical field of steam generators, in particular to a multi-stage steam-water separation link steam generator which comprises an evaporation assembly, a water inlet assembly and a first separation assembly are installed on the top of the evaporation assembly, a water storage assembly is installed on the top of the water inlet assembly, and a second separation assembly is installed on the top of the water storage assembly. A steam-water separation assembly is installed at the top of the second separation assembly, the evaporation assembly comprises a heat preservation box, supporting legs are installed at the bottom of the heat preservation box, and a U-shaped heating pipe is installed at the bottom of the inner wall of the heat preservation box. According to the improved steam generator, the first separation assembly, the second separation assembly and the steam-water separation assembly are adopted, when the steam generator is used, multiple separation can be conducted on a steam-water mixture, and effective separation of steam and water is achieved; and the water inlet assembly is adopted, water needing to be added into the heat preservation box can be preheated, and the overall operation effect and working efficiency of the steam generator can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to steam generator technical field, concretely is multistage steam water separation link steam generator. BACKGROUND

[0002] Steam generator is a kind of equipment, for generating steam by heating water or other liquid, its working principle is to heat water to boiling point, conversion steam, steam can be used for heating, drive machinery, power generation and various purposes, steam generator is widely used in many industries, including electric power, chemical industry, metallurgy, papermaking, food processing etc.;

[0003] Steam water separation link steam generator usually refers to a kind of equipment for generating steam in steam power plant, industrial production or thermal system, its main role is to heat water to a certain temperature, makes it conversion steam, steam water separation link is related to separating liquid water from water vapor, to ensure the quality of steam, and prevent liquid water from entering downstream equipment.

[0004] The inventor found that the prior art has the following problems in the process of realizing the utility model: 1, the existing part of ordinary steam generator in the execution steam water separation operation, generally adopts single separation mode, this single separation mode, it is difficult to fully realize the effective separation of steam and water, resulting in poor steam water separation effect; 2, the existing part of ordinary steam generator when using, when water needs to be supplemented, often directly injects normal temperature liquid into steam generator, which can cause large fluctuations in the temperature field inside the steam generator, thereby interfering with the stable generation of steam, seriously affecting the overall operation effect and working efficiency of the steam generator, and it is difficult to meet the requirements of production and life for steam quality and supply stability. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing multistage steam water separation link steam generator to solve the problems in the above background art. To achieve the above object, the utility model provides the following technical scheme: multistage steam water separation link steam generator, including evaporation assembly, the top of evaporation assembly is installed with water inlet assembly and first separation assembly, the top of water inlet assembly is installed with water storage assembly, the top of water storage assembly is installed with second separation assembly, the top of second separation assembly is installed with steam water separation assembly.

[0006] The evaporation assembly includes an insulation box, the bottom of the insulation box is installed with a supporting leg, and the inner wall bottom of the insulation box is installed with a U-shaped heating pipe.

[0007] The water inlet assembly comprises a first supporting rod installed on the top of the heat preservation box, a water inlet tank is installed on the top of the first supporting rod, a water inlet pipe is installed on the outer wall of the water inlet tank, a first electric valve is installed on the top of the water inlet pipe, a second electric valve is installed on the bottom of the water inlet tank, and a spiral heating pipe is installed on the inner wall of the water inlet tank.

[0008] The first separating assembly comprises a rectangular pipe installed on the top of the heat preservation box, a plurality of first baffles are installed on one side of the inner wall of the rectangular pipe, and a plurality of second baffles are installed on the other side of the inner wall of the rectangular pipe.

[0009] The steam-water separating assembly comprises a mounting shell, and a steam discharge pipe is installed on the top of the mounting shell.

[0010] Further preferably, the four supporting legs are distributed in a ring shape with the vertical center line of the heat preservation box as the origin, and the plurality of U-shaped heating pipes are distributed in a ring shape with the vertical center line of the heat preservation box as the origin.

[0011] Further preferably, the three first supporting rods are distributed in a ring shape with the vertical center line of the water inlet tank as the origin, and the second electric valve is installed on the top of the heat preservation box.

[0012] Further preferably, the plurality of first baffles are uniformly and equidistantly distributed on one side of the inner wall of the rectangular pipe, and the plurality of second baffles are uniformly and equidistantly distributed on the other side of the inner wall of the rectangular pipe.

[0013] Further preferably, the first separating assembly and the second separating assembly are identical in structure.

[0014] Further preferably, the water storage assembly comprises a second supporting rod installed on the top of the water inlet tank, a water storage tank is installed on the top of the second supporting rod, a third electric valve is installed on the bottom of the water storage tank, a collecting hopper is installed on the top of the water storage tank, a U-shaped pipe is installed on the top of the collecting hopper, the second supporting rod comprises three second supporting rods, the three second supporting rods are distributed in a ring shape with the vertical center line of the water storage tank as the origin, the U-shaped pipe is installed on the top of the rectangular pipe, and the third electric valve is installed on the top of the water inlet tank.

[0015] Further preferably, the rectangular pipe of the second separating assembly is installed on the top of the collecting hopper, the mounting shell is installed on the top of the rectangular pipe of the second separating assembly, and the inner wall of the mounting shell is provided with a wire mesh.

[0016] Compared with the prior art, the utility model has the advantages of:

[0017] The utility model discloses, through first separation subassembly, second separation subassembly and steam -water separation subassembly, when using steam generator, steam -water mixture enters into rectangular pipe, and steam -water mixture hits to a plurality of baffle, and speed reduces, and steam and water are separated under the action of gravity, then steam -water mixture passes through U -shaped pipe and gathering bucket and enters into second separation subassembly, and steam and water are separated again under the action of gravity, then steam -water mixture enters into installation shell, and passes through silk screen, and liquid drop is adsorbed on silk screen, when liquid drop gathers to certain degree, under the action of gravity, will condense along silk screen downward, and steam is discharged through exhaust steam pipe, can carry out multiple separation to steam -water mixture, realizes the effective separation of steam -water, improves steam -water separation effect.

[0018] The utility model discloses, through water inlet component, when needing to add water to steam generator, open third electric valve, and the water in water storage tank is discharged into water inlet tank, then close third electric valve and open first electric valve, and add proper amount water to water inlet tank, then close first electric valve and start spiral heating pipe, and the water in water inlet tank is preheated, and after heating to certain temperature, start second electric valve, and the water in water inlet tank is discharged into heat preservation tank, avoid adding water to make the temperature field in the inside of steam generator appear greater fluctuation, improve the stable generation of steam, improve the overall operation effect and work efficiency of steam generator. ACCURACY OF DRAWINGS

[0019] Figure 1 It is the front view structure schematic drawing of the utility model;

[0020] Figure 2 It is the full cut structure schematic drawing of the utility model evaporation subassembly;

[0021] Figure 3 It is the full cut structure schematic drawing of the utility model water inlet component;

[0022] Figure 4 It is the full cut structure schematic drawing of the utility model first separation subassembly;

[0023] Figure 5 It is the structure schematic drawing of the utility model water storage subassembly;

[0024] Figure 6 It is the full cut structure schematic drawing of the utility model steam -water separation subassembly.

[0025] In the figure: 1, evaporation assembly; 101, heat preservation box; 102, supporting leg; 103, U-shaped heating pipe; 2, water inlet assembly; 201, first supporting rod; 202, water inlet box; 203, water inlet pipe; 204, first electric valve; 205, second electric valve; 206, spiral heating pipe; 3, first separation assembly; 301, rectangular pipe; 302, first baffle; 303, second baffle; 4, water storage assembly; 401, second supporting rod; 402, water storage box; 403, third electric valve; 404, collecting hopper; 405, U-shaped pipe; 5, second separation assembly; 6, steam-water separation assembly; 601, mounting shell; 602, steam exhaust pipe. DETAILED DESCRIPTION

[0026] 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 the ordinary skilled workers in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1 to 6 The utility model provides technical scheme: multistage steam-water separation link steam generator, including evaporation assembly 1, the top of evaporation assembly 1 is equipped with water inlet assembly 2 and first separation assembly 3, the top of water inlet assembly 2 is equipped with water storage assembly 4, the top of water storage assembly 4 is equipped with second separation assembly 5, and the top of second separation assembly 5 is equipped with steam-water separation assembly 6.

[0028] Evaporation assembly 1 includes heat preservation box 101, the bottom of heat preservation box 101 is equipped with supporting leg 102, and the inner wall bottom of heat preservation box 101 is equipped with U-shaped heating pipe 103.

[0029] Water inlet assembly 2 includes first supporting rod 201 installed on the top of heat preservation box 101, the top of first supporting rod 201 is equipped with water inlet box 202, the outer wall of water inlet box 202 is equipped with water inlet pipe 203, the top of water inlet pipe 203 is equipped with first electric valve 204, the bottom of water inlet box 202 is equipped with second electric valve 205, and the inner wall top of water inlet box 202 is equipped with spiral heating pipe 206.

[0030] First separation assembly 3 includes rectangular pipe 301 installed on the top of heat preservation box 101, a plurality of first baffles 302 are installed on one side of the inner wall of rectangular pipe 301, and a plurality of second baffles 303 are installed on the other side of the inner wall of rectangular pipe 301.

[0031] Steam-water separation assembly 6 includes mounting shell 601, and the top of mounting shell 601 is equipped with steam exhaust pipe 602.

[0032] In the embodiment, as shown in Figure 2 four legs 102 are arranged in a ring shape with the vertical center line of the heat preservation box 101 as the origin, and a plurality of U-shaped heating pipes 103 are arranged in a ring shape with the vertical center line of the heat preservation box 101 as the origin; the four legs 102 stably support the heat preservation box 101, and the plurality of U-shaped heating pipes 103 can heat the water in the heat preservation box 101. The water level sensor provided in the heat preservation box 101 can sense the water level of the heat preservation box 101.

[0033] In the embodiment, as shown in Figure 2 and Figure 3 three first supporting rods 201 are arranged in a ring shape with the vertical center line of the water inlet box 202 as the origin, and the second electric valve 205 is installed on the top of the heat preservation box 101; the water level sensor and the temperature sensor provided in the water inlet box 202 can sense the water level and the water temperature of the water in the water inlet box 202, and the spiral heating pipe 206 can be started to preheat the water in the water inlet box 202, so that the water added into the heat preservation box 101 does not need to be heated for a long time, improving the work efficiency.

[0034] In the embodiment, as shown in Figure 4 a plurality of first baffles 302 are uniformly and equidistantly distributed on one side of the inner wall of the rectangular pipe 301, and a plurality of second baffles 303 are uniformly and equidistantly distributed on the other side of the inner wall of the rectangular pipe 301; when the steam-water mixture hits the plurality of baffles, the flow direction changes and the speed decreases, and the steam and water are separated under the action of gravity.

[0035] In the embodiment, as shown in Figure 1 and Figure 4 The first separation assembly 3 and the second separation assembly 5 have the same structure; when the steam-water mixture passes through the first separation assembly 3, it then passes through the second separation assembly 5, is blocked by a plurality of baffles of the second separation assembly 5, the speed decreases, and the steam and water are separated under the action of gravity, the water flows on the inclined baffle and falls into the collecting hopper 404, and then enters the water storage tank 402.

[0036] In the embodiment, as shown in Figure 5As shown, the water storage assembly 4 comprises three second supporting rods 401 installed on the top of the water inlet tank 202, the top of each second supporting rod 401 is provided with a water storage tank 402, the bottom of each water storage tank 402 is provided with a third electric valve 403, the top of each water storage tank 402 is provided with a collecting hopper 404, the top of each collecting hopper 404 is provided with a U-shaped pipe 405, the three second supporting rods 401 are distributed in a ring shape with the vertical center line of the water storage tank 402 as the origin, and the U-shaped pipe 405 is installed on the top of the rectangular pipe 301, and the third electric valve 403 is installed on the top of the water inlet tank 202; the steam-water mixture can enter the second separation assembly 5 through the U-shaped pipe 405 and the collecting hopper 404, the water separated by the second separation assembly 5 falls into the collecting hopper 404 through the inclined baffle, and is collected by the collecting hopper 404 into the water storage tank 402, and when the third electric valve 403 is opened, the water in the water storage tank 402 can be discharged into the water inlet tank 202.

[0037] In this embodiment, as shown in Figure 4 、 Figure 5 and Figure 6 , the rectangular pipe 301 of the second separation assembly 5 is installed on the top of the collecting hopper 404, the mounting shell 601 is installed on the top of the rectangular pipe 301 of the second separation assembly 5, and the inner wall of the mounting shell 601 is provided with a wire mesh; the wire mesh has a large specific surface area, the steam and liquid droplets in the steam-water mixture have more opportunities to contact the wire mesh, and the liquid droplets are more easily adsorbed on the wire mesh, when the liquid droplets are aggregated to a certain extent, they will condense downward along the wire mesh under the action of gravity, thereby realizing steam-water separation, the steam can continue to rise more smoothly through the wire mesh, while the liquid droplets are separated out due to inertia and gravity, thereby improving the steam-water separation effect.

[0038] The use method and advantages of the multi-stage steam-water separation link steam generator are as follows:

[0039] As shown in Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6As shown, first start several U-shaped heating pipes 103, heat the water in the heat preservation box 101, the steam-water mixture generated during heating enters the rectangular pipe 301, when the steam-water mixture hits several baffles, the speed is reduced, the steam and water are separated under the action of gravity, the water flows into the heat preservation box 101 through the inclined baffle, then the steam-water mixture enters the second separation assembly 5 through the U-shaped pipe 405 and the collecting hopper 404, the steam and water are separated under the action of gravity, the separated water falls into the collecting hopper 404 through the inclined baffle and is collected by the collecting hopper 404 into the water storage tank 402, then the steam-water mixture enters the installation shell 601 and passes through the wire mesh, the liquid droplets are adsorbed on the wire mesh, when the liquid droplets are accumulated to a certain degree, they will condense downward along the wire mesh under the action of gravity, the steam is discharged through the steam discharge pipe 602, when it is needed to heat the heat preservation box 101, open the third electric valve 403, discharge the water in the water storage tank 402 into the water inlet tank 202, then close the third electric valve 403 and open the first electric valve 204, add water to the water inlet tank 202 through the water inlet pipe 203, close the first electric valve 204 after adding appropriate amount of water, start the spiral heating pipe 206 to preheat the water in the water inlet tank 202, after heating to a certain temperature, start the second electric valve 205 to discharge the water in the water inlet tank 202 into the heat preservation box 101.

[0040] The basic principle, main characteristics and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and do not limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. Multistage steam-water separation section steam generator, comprising an evaporation assembly (1), characterized in that: The top of the evaporation assembly (1) is provided with a water inlet assembly (2) and a first separation assembly (3), the top of the water inlet assembly (2) is provided with a water storage assembly (4), the top of the water storage assembly (4) is provided with a second separation assembly (5), and the top of the second separation assembly (5) is provided with a steam-water separation assembly (6). The evaporation assembly (1) comprises an insulation box (101), the bottom of the insulation box (101) is provided with a supporting leg (102), and the inner wall of the insulation box (101) is provided with a U-shaped heating pipe (103). The water inlet assembly (2) comprises a first supporting rod (201) arranged on the top of the insulation box (101), the top of the first supporting rod (201) is provided with a water inlet tank (202), the outer wall of the water inlet tank (202) is provided with a water inlet pipe (203), the top of the water inlet pipe (203) is provided with a first electric valve (204), the bottom of the water inlet tank (202) is provided with a second electric valve (205), and the inner wall of the water inlet tank (202) is provided with a spiral heating pipe (206). The first separation assembly (3) comprises a rectangular pipe (301) arranged on the top of the insulation box (101), a plurality of first baffles (302) are arranged on one side of the inner wall of the rectangular pipe (301), and a plurality of second baffles (303) are arranged on the other side of the inner wall of the rectangular pipe (301). The steam-water separation assembly (6) comprises a mounting shell (601), and the top of the mounting shell (601) is provided with a steam discharge pipe (602).

2. The multiple stage steam-water separation once-through steam generator according to claim 1, characterized in that: The four supporting legs (102) are arranged in a ring shape with the vertical center line of the insulation box (101) as the origin, and a plurality of U-shaped heating pipes (103) are arranged in a ring shape with the vertical center line of the insulation box (101) as the origin.

3. The multiple stage steam-water separation once-through steam generator according to claim 1, characterized in that: The three first supporting rods (201) are arranged in a ring shape with the vertical center line of the water inlet tank (202) as the origin, and the second electric valve (205) is arranged on the top of the insulation box (101).

4. The multiple stage steam-water separation loop steam generator of claim 1, wherein: The plurality of first baffles (302) are uniformly and equidistantly arranged on one side of the inner wall of the rectangular pipe (301), and the plurality of second baffles (303) are uniformly and equidistantly arranged on the other side of the inner wall of the rectangular pipe (301).

5. The multiple stage steam-water separation loop steam generator of claim 1, wherein: The first separation assembly (3) is consistent in structure with the second separation assembly (5).

6. The multiple stage steam-water separation loop steam generator of claim 1, wherein: The water storage assembly (4) comprises second supporting rods (401) installed on the top of the water inlet tank (202), the top of each second supporting rod (401) is provided with a water storage tank (402), the bottom of the water storage tank (402) is provided with a third electric valve (403), the top of the water storage tank (402) is provided with a collecting hopper (404), the top of the collecting hopper (404) is provided with a U-shaped pipe (405), three second supporting rods (401) are provided, and the three second supporting rods (401) are distributed in a ring shape with the vertical center line of the water storage tank (402) as the origin, and the U-shaped pipe (405) is installed on the top of the rectangular pipe (301), and the third electric valve (403) is installed on the top of the water inlet tank (202).

7. The multiple stage steam-water separation once-through steam generator according to claim 6, characterized in that: The rectangular pipe (301) of the second separation assembly (5) is installed on the top of the collecting hopper (404), the mounting shell (601) is installed on the top of the rectangular pipe (301) of the second separation assembly (5), and the inner wall of the mounting shell (601) is provided with a wire mesh.

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