Steam generator

Abstract

The utility model relates to a steam generator which comprises a shell, an isolating device arranged in the shell and used for dividing an inner cavity of the shell into a first cavity body and a second cavity body, a first heating device arranged in the first cavity body, a second heating device arranged in the second cavity body and a water inlet pipe communicated with the interior of the first cavity body. The first heating device is used for heating liquid in the first cavity, the second heating device is used for heating steam entering the second cavity, and the steam outlet pipe is used for communicating the second cavity with the outside. According to the steam generator, water enters the first cavity through the water inlet pipe, the first heating device works to enable the water to be evaporated, after steam enters the second cavity, the second heating device continues to heat the steam, and finally high-temperature steam is generated.

Description

Technical Field

[0001] The utility model relates to the field of steam generators, in particular to a steam generator. Background Art

[0002] The steam generators currently on the market have low thermal efficiency, low temperatures, poor user experience, and also cause waste of resources. Utility Model Content

[0003] In order to solve the above problems, the present technical solution provides a steam generator.

[0004] To achieve the above purpose, the technical solution is as follows:

[0005] A steam generator comprises a shell, an isolation device arranged in the shell and used to divide the inner cavity of the shell into a first cavity and a second cavity, a first heating device arranged in the first cavity, a second heating device arranged in the second cavity, a water inlet pipe connected to the first cavity, and a steam outlet pipe connected to the second cavity and the outside, the first heating device being used to evaporate liquid in the first cavity, and the second heating device being used to heat steam entering the second cavity.

[0006] In the steam generator as described above, the height range a of the first cavity is 15 mm to 60 mm.

[0007] In the steam generator as described above, the height range b of the second cavity is 6.2 mm to 20 mm.

[0008] In the steam generator as described above, the water outlet of the water inlet pipe is located at the center of the first cavity, and the center of the first heating device is located directly below the water outlet of the water inlet pipe.

[0009] In a steam generator as described above, the isolation device includes a main body portion, an intermediate support portion, an upper support portion and a lower support portion that are integrally bent, the intermediate support portion is bent downward to support the water inlet pipe, the lower support portion is bent downward to support the first heating device, and the upper support portion is bent upward to support the top of the shell.

[0010] In the steam generator as described above, the upper support portion and the lower support portion are located on the same side of the main body, and the two upper support portions are respectively located on both sides of the lower support portion.

[0011] In the steam generator as described above, the main body is provided with air holes along its four edges.

[0012] In the steam generator as described above, the air holes are circular or semicircular, and have a diameter of ￠0.3 to ￠8 mm; or

[0013] The vent hole is square, and its side length is 0.3-8 mm; or

[0014] The vent hole is rectangular, with a short side length of 0.3-8 mm and a long side length of 2-40 mm.

[0015] In the steam generator as described above, the air holes include first air holes arranged transversely and second air holes arranged longitudinally, and the aperture of the first air holes is smaller than the aperture of the second air holes.

[0016] In the steam generator as described above, the steam outlet pipe comprises an air outlet cavity, a conical buffer cavity is provided at the top of the air outlet cavity, and an air outlet hole is provided at the side of the air outlet cavity to connect the air outlet cavity with the outside.

[0017] The beneficial effects of this application are:

[0018] The utility model provides a steam generator. Water enters a first cavity through a water inlet pipe, a first heating device works to evaporate water, and after the water vapor enters a second cavity, the second heating device continues to heat the water vapor to generate high-temperature steam. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings required for describing the embodiments are briefly introduced below.

[0020] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0021] Figure 2 It is a structural exploded view of an embodiment of the utility model;

[0022] Figure 3 yes Figure 1 sectional view of . DETAILED DESCRIPTION

[0023] In order to make the technical problems, technical solutions and beneficial effects solved by the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0024] A steam generator comprises a shell 1, an isolating device 2 arranged in the shell 1 and used to divide the inner cavity of the shell 1 into a first cavity 11 and a second cavity 12, a first heating device 3 arranged in the first cavity 11, a second heating device 4 arranged in the second cavity 12, a water inlet pipe 5 connected to the first cavity 11, and a steam outlet pipe 6 connected to the second cavity 12 and the outside, the first heating device 3 is used to evaporate the liquid in the first cavity 11, and the second heating device 4 is used to heat the steam entering the second cavity 12.

[0025] The utility model provides a steam generator, water enters the first cavity through the water inlet pipe, the first heating device works to evaporate the water, after the water vapor enters the second cavity, the second heating device continues to heat the water vapor, and finally generates high-temperature steam. High-temperature steam is steam with a temperature greater than 100°C.

[0026] Further, as a preferred implementation manner of the present solution but not limiting, the height range a of the first cavity 11 is 15 mm to 60 mm.

[0027] Further, as a preferred implementation of the present solution but not limiting, the height range b of the second cavity 12 is 6.2 mm to 20 mm.

[0028] Further, as a preferred implementation manner of the present solution but not a limitation, the water outlet of the water inlet pipe 5 is located at the center of the first cavity 11 .

[0029] Further, as a preferred embodiment of the present invention but not a limitation, the center of the first heating device 3 is located directly below the water outlet of the water inlet pipe 5. This allows water to be quickly transported to the center of the first heating device, where the temperature is the highest and can be quickly heated. At the same time, the water can be evenly diffused around, achieving uniform heating and rapid heating.

[0030] Further, as a preferred embodiment of the present solution but not limiting, the isolation device 2 includes a main body 21, an intermediate support portion 22, an upper support portion 23 and a lower support portion 24 that are integrally bent, the intermediate support portion 22 is bent downward to support the water inlet pipe 5, the lower support portion 24 is bent downward to support the first heating device 3, and the upper support portion 23 is bent upward to support the top of the shell 1. The isolation device is integrally bent and has high strength and a simple structure.

[0031] Further, as a preferred implementation manner of the present solution but not a limitation, the upper support portion 23 and the lower support portion 24 are located on the same side of the main body portion 21 , and the two upper support portions 23 are respectively located on both sides of the lower support portion 24 .

[0032] Further, as a preferred embodiment of the present invention but not limiting, the main body 21 is provided with air holes 25 along its edges. Since the center temperature of the first cavity is high and the surrounding temperature is low, in order to make the temperature of the water vapor entering the second cavity uniform, after the water vapor is generated in the first cavity, the water vapor at the center diffuses to the surroundings of the first cavity until entering through the air holes.

[0033] Further, as a preferred embodiment of the present invention but not limiting, the air holes 25 include first air holes 251 arranged transversely and second air holes 252 arranged longitudinally, and the aperture of the first air holes 251 is smaller than the aperture of the second air holes 252. When water vapor passes through the first air holes and the second air holes, it is conducive to generating different speeds and generating turbulence, so that the water vapor in various places in the second cavity is mixed and evenly heated.

[0034] Further, as a preferred embodiment of the present invention but not limiting, the shape of the air holes includes at least one of a circle, a square, a rectangle, and a semicircle. In addition, other conventional hole shapes and special-shaped hole shapes are also possible.

[0035] Further, as a preferred embodiment of the present invention but not limiting, the vent hole is circular or semicircular, and its diameter is ￠0.3~￠8mm; or

[0036] The vent hole is square, and its side length is 0.3-8 mm; or

[0037] The vent hole is rectangular, with a short side length of 0.3-8 mm and a long side length of 2-40 mm.

[0038] Further, as a preferred implementation of the present solution but not a limitation, the air holes may be arranged along the outer side of the cavity, and the distance between the hole edge and the inner wall of the cavity is in the range of 0 to 15 mm.

[0039] Further, as a preferred embodiment of the present solution but not limiting, the steam outlet pipe 6 includes an outlet cavity 61, a conical buffer cavity 62 is provided at the top of the outlet cavity 61, and an outlet hole 63 connecting the outlet cavity 61 with the outside is provided at the side of the outlet cavity 61. After the water vapor reaches the buffer cavity, the temperature drops slightly, and the subsequent high-temperature water vapor can be discharged from the outlet hole by gathering in the buffer cavity.

[0040] The above description is only a preferred embodiment of the present application and is not intended to limit the scope of implementation of the present application. Other principles and basic structures that are the same or similar to those of the present application are within the protection scope of the present application.

Claims

1. A steam generator, characterized in that: The invention comprises a shell (1), an isolating device (2) arranged in the shell (1) and used for dividing the inner cavity of the shell (1) into a first cavity (11) and a second cavity (12), a first heating device (3) arranged in the first cavity (11), a second heating device (4) arranged in the second cavity (12), a water inlet pipe (5) connected to the first cavity (11), and a steam outlet pipe (6) connected to the second cavity (12) and the outside, wherein the first heating device (3) is used for evaporating liquid in the first cavity (11), and the second heating device (4) is used for heating steam entering the second cavity (12).

2. A steam generator according to claim 1, characterized in that: The height range a of the first cavity (11) is 15 mm to 60 mm.

3. A steam generator according to claim 1, characterized in that: The height range b of the second cavity (12) is 6.2 mm to 20 mm.

4. A steam generator according to claim 1, characterized in that: The water outlet of the water inlet pipe (5) is located at the center of the first cavity (11), and the center of the first heating device (3) is located directly below the water outlet of the water inlet pipe (5).

5. A steam generator according to claim 1, characterized in that: The isolation device (2) comprises a main body (21), an intermediate support portion (22), an upper support portion (23) and a lower support portion (24) which are integrally bent, the intermediate support portion (22) being bent downward to support the water inlet pipe (5), the lower support portion (24) being bent downward to support the first heating device (3), and the upper support portion (23) being bent upward to support the top of the shell (1).

6. A steam generator according to claim 5, characterized in that: The upper support portion (23) and the lower support portion (24) are located on the same side of the main body portion (21), and the two upper support portions (23) are respectively located on both sides of the lower support portion (24).

7. A steam generator according to claim 6, characterized in that: The main body (21) is provided with ventilation holes (25) along its four edges.

8. A steam generator according to claim 7, characterized in that: The vent hole (25) is circular or semicircular, and its diameter is ￠0.3~￠8mm; or The vent hole (25) is square, and its side length is 0.3-8 mm; or The vent hole (25) is rectangular, with a short side length of 0.3 to 8 mm and a long side length of 2 to 40 mm.

9. A steam generator according to claim 7, characterized in that: The ventilation holes (25) include first ventilation holes (251) arranged transversely, and second ventilation holes (252) arranged longitudinally, and the aperture of the first ventilation holes (251) is smaller than the aperture of the second ventilation holes (252).

10. A steam generator according to claim 1, characterized in that: The steam outlet pipe (6) comprises an air outlet cavity (61), a conical buffer cavity (62) is provided at the top of the air outlet cavity (61), and an air outlet hole (63) is provided at the side of the air outlet cavity (61) for connecting the air outlet cavity with the outside.

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