Electric heating type steam generator
By adopting an electric heating design in the steam generator and using an electric heating module and an electric heating pipe to heat water, the problems of poor energy saving and high production costs of traditional fuel combustion methods are solved, and efficient and flexible steam production is achieved.
Patent Information
- Application Number
- CN202421864140.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-02
- Publication Date
- 2025-05-30
- Estimated Expiration
- 2034-08-02
AI Technical Summary
Traditional steam generators are heated by fuel combustion, which have problems such as heat loss, poor energy saving effect and high production costs.
An electric heating steam generator is used to heat water in the water collection tank through an electric heating module and an electric heating pipe to generate steam. This design can increase or decrease the number of electric heating modules according to demand, meeting the needs of different evaporation amounts.
It realizes efficient production of steam using electricity, solves the problems of poor energy saving and high production costs of traditional fuel combustion methods, and improves the flexibility of steam generators.
Smart Images
Figure CN222925481U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of steam generators, in particular to an electric heating type steam generator. Background Technique
[0002] A steam generator is a heat energy conversion device that heats the water flowing in the pipe into steam and quickly outputs steam externally. As the steam volume increases, its volume and water capacity also need to increase. When the water capacity exceeds 30L, it belongs to the category of boilers, which are special equipment that needs to be included in the national quality and technical supervision and management. Therefore, to ensure the safety of use, its water capacity is generally set within 30L, which results in limited evaporation (steam production) capacity.
[0003] Currently, in the prior art, traditional steam generators all use fuel combustion for heating. During this process, there are certain heat losses, the energy-saving effect is not good, and a large amount of flue gas is generated after combustion, which needs to be further processed, resulting in an increase in production costs. For this reason, the utility model proposes an electric heating type steam generator. Content of the Utility Model
[0004] The purpose of the utility model is to provide an electric heating type steam generator to solve the problems raised in the above background technique.
[0005] To achieve the above purpose, the utility model provides the following technical solution: An electric heating type steam generator, including a plurality of groups of electric heating modules. The number of each group of electric heating modules is several. Each group of electric heating modules includes a water collection tank arranged at the bottom and an evaporation part installed and communicated at the upper end of the water collection tank. The upper ends of several groups of electric heating modules are fixedly installed with the same steam collection header. A steam discharge pipe is arranged at the upper end of the steam collection header. A heating cavity is opened inside the water collection tank, and an electric heating pipe is fixedly installed on the water collection tank. The electric heating pipe is arranged in the heating cavity. The heating cavity is communicated with the steam discharge pipe through the evaporation part and the steam collection header.
[0006] As a preferred technical solution of the utility model, the same water inlet pipe is fixedly installed on one side of the bottom of several electric heating modules, and a water filling connection port is arranged at one end of the water inlet pipe.
[0007] As a preferred technical solution of the utility model, the same sewage discharge pipe is fixedly installed on the other side of the bottom of several electric heating modules, and a sewage discharge port is arranged at one end of the sewage discharge pipe.
[0008] As a preferred technical solution of the utility model, the evaporation part includes a plurality of evaporation pipes fixedly installed on the upper surface of the water collection tank. The same steam pipe is fixedly installed at the upper ends of the plurality of evaporation pipes. The upper end of the steam pipe is fixedly connected with the steam collection header.
[0009] As a preferred technical solution of the present utility model, it further includes a liquid level gauge. The upper end of the liquid level gauge is fixedly connected to the steam collecting header, and the lower end of the liquid level gauge is fixedly installed on the water inlet pipe.
[0010] As a preferred technical solution of the present utility model, a safety valve installation pipe is fixedly installed on the top of the steam collecting header, and a pressure controller installation pipe is fixedly installed at the horizontal end of the steam collecting header.
[0011] Compared with the prior art, the beneficial effects of the present utility model are as follows:
[0012] An electrothermal steam generator of the present utility model can achieve the purpose of producing steam by using electric energy by setting an electric heating module and arranging electric heating tubes in the water collecting tank, solve the problems of poor energy-saving effect, cumbersome treatment process and high cost in traditional steam production by fuel combustion, and connect multiple groups of electric heating modules to the steam collecting header, and the number of electric heating modules can be increased or decreased according to actual needs, which can meet the use requirements of different evaporation amounts and improve the flexibility of the steam generator.
[0013] Other features and advantages of the present utility model will be described in detail in the following specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 is a schematic diagram of the overall structure of the present utility model;
[0015] Figure 2 is a schematic sectional view of the present utility model;
[0016] Figure 3 is a schematic top view of the present utility model;
[0017] In the figure: 1, water collecting tank; 2, evaporation member; 3, steam collecting header; 4, steam discharge pipe; 5, heating cavity; 6, electric heating tube; 7, liquid level gauge; 8, pressure controller installation pipe; 9, safety valve installation pipe; 10, electric heating module; 11, sewage discharge pipe; 12, water inlet pipe; 13, sewage discharge port; 14, water filling connection port; 21, evaporation pipe; 22, steam pipe. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0018] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.
[0019] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by terms such as "vertical", "upper", "lower", "horizontal", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to the present utility model.
[0020] In the description of the present utility model, it should also be noted that unless otherwise clearly specified and defined, the terms "set", "installed", "connected", "connected to" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.
[0021] Please refer to Figures 1-3 , in this embodiment, an electric heating type steam generator is provided, which includes a plurality of groups of electric heating modules 10. The number of the electric heating modules 10 is several groups. Each group of electric heating modules 10 includes a water collecting tank 1 provided at the bottom and an evaporation member 2 installed and communicated at the upper end of the water collecting tank 1. The upper ends of several groups of electric heating modules 10 are fixedly installed with the same steam collecting header 3. A steam discharge pipe 4 is provided at the upper end of the steam collecting header 3. A heating cavity 5 is opened inside the water collecting tank 1, and an electric heating pipe 6 is fixedly installed on the water collecting tank 1. The electric heating pipe 6 is arranged in the heating cavity 5. The heating cavity 5 is communicated with the steam discharge pipe 4 through the evaporation member 2 and the steam collecting header 3. The evaporation member 2 includes a plurality of evaporation pipes 21 fixedly installed on the upper surface of the water collecting tank 1. The upper ends of the plurality of evaporation pipes 21 are fixedly installed with the same steam pipe 22. The upper end of the steam pipe 22 is fixedly connected to the steam collecting header 3. By providing the electric heating modules 10 and arranging the electric heating pipe 6 in the water collecting tank 1, the purpose of steam production using electric energy can be achieved, and the problems of poor energy-saving effect, cumbersome treatment process and high cost in traditional steam production by fuel combustion can be solved. And by connecting a plurality of groups of electric heating modules 10 to the steam collecting header 3, the number of electric heating modules 10 can be increased or decreased according to actual needs, and the use requirements of different evaporation amounts can be met, improving the flexibility of the steam generator.
[0022] In this embodiment, the same water inlet pipe 12 is fixedly installed on one side of the bottom of several electric heating modules 10. A water filling connection port 14 is provided at one end of the water inlet pipe 12. The upper multiple electric heating modules 10 can be uniformly filled by using the water inlet pipe 12, which is convenient to use.
[0023] In this embodiment, the other side of the bottom of several electric heating modules 10 is fixedly installed with the same sewage discharge pipe 11. One end of the sewage discharge pipe 11 is provided with a sewage discharge port 13. The sewage discharge pipe 11 can be used to well collect and discharge the sewage impurities generated by evaporation.
[0024] In this embodiment, it further includes a liquid level gauge 7. The upper end of the liquid level gauge 7 is fixedly connected to the steam collecting header 3, and the lower end of the liquid level gauge 7 is fixedly installed on the water inlet pipe 12. The liquid level gauge 7 can be used to monitor the water volume in the steam generator, so as to replenish water in time.
[0025] In this embodiment, a safety valve installation pipe 9 is further fixedly installed on the top of the steam collecting header 3, and a pressure controller installation pipe 8 is fixedly installed at the horizontal end of the steam collecting header 3. A safety valve is installed on the safety valve installation pipe 9, and a pressure controller is installed on the pressure controller installation pipe 8. The pressure controller is electrically connected to the safety valve and is used for well relieving pressure through the safety valve when the pressure is too high.
[0026] It should be noted that: the whole device is controlled by the total control button. Since the devices matched with the control button are common devices and belong to the existing mature technologies, the electrical connection relationship and the specific circuit structure are not described herein again.
[0027] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. An electric steam generator, characterized in that: The invention comprises an electric heating module (10), wherein the number of the electric heating modules (10) is several groups, each group of the electric heating modules (10) comprises a water collecting box (1) arranged at the bottom and an evaporating element (2) installed and connected to the upper end of the water collecting box (1), the upper ends of the several groups of the electric heating modules (10) are fixedly installed with the same steam collecting box (3), the upper end of the steam collecting box (3) is provided with a steam exhaust pipe (4), a heating chamber (5) is opened inside the water collecting box (1), and an electric heating pipe (6) is fixedly installed on the water collecting box (1), the electric heating pipe (6) is arranged in the heating chamber (5), and the heating chamber (5) is connected to the steam exhaust pipe (4) through the evaporating element (2) and the steam collecting box (3).
2. The electric steam generator according to claim 1, characterized in that: A common water inlet pipe (12) is fixedly mounted on one side of the bottom of a plurality of the electric heating modules (10), and a water supply connection port (14) is provided at one end of the water inlet pipe (12).
3. The electric steam generator according to claim 2, characterized in that: A common sewage pipe (11) is fixedly mounted on the other side of the bottom of the plurality of electric heating modules (10), and a sewage outlet (13) is provided at one end of the sewage pipe (11).
4. The electric steam generator according to claim 1, characterized in that: The evaporation element (2) comprises a plurality of evaporation tubes (21) fixedly mounted on the upper surface of the water collecting tank (1), a same steam pipe (22) being fixedly mounted on the upper ends of the plurality of evaporation tubes (21), and an upper end of the steam pipe (22) being fixedly connected to the steam collecting manifold (3).
5. The electric steam generator according to claim 2, characterized in that: It also comprises a liquid level meter (7), the upper end of which is fixedly connected to the steam collecting manifold (3), and the lower end of which is fixedly installed on the water inlet pipe (12).
6. The electric steam generator according to claim 1, characterized in that: A safety valve mounting pipe (9) is also fixedly mounted on the top of the steam collecting header (3), and a pressure controller mounting pipe (8) is fixedly mounted on one horizontal end of the steam collecting header (3).