Steam generator
By introducing a stirring and scraper blade structure into the steam generator, the problem of low heating efficiency and difficulty in scale treatment when too much water is stored is solved, efficient heating and convenient cleaning are achieved, and the safety of the equipment is improved.
Patent Information
- Application Number
- CN202420267984.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-04
- Publication Date
- 2024-12-27
- Estimated Expiration
- 2034-02-04
AI Technical Summary
The existing steam generators have low heating efficiency when there is too much water storage, and it is difficult to handle scale easily and effectively during long-term use.
A steam generator including a spiral electric heating rod, agitating blades and scraper paddles is designed. The stirring blades and scraper paddles are driven to rotate through the first and second shafts to achieve uniform heating of water and rapid cleaning of scale. , combining servo motor drive and solenoid valve drainage system.
It improves the heating efficiency of water and the operation convenience of the steam generator, while preventing water leakage through humidity sensor monitoring, enhancing safety.
Smart Images
Figure CN222256496U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of steam generators, and in particular relates to a steam generator. Background Art
[0002] A steam generator, also called a steam heat source machine (commonly known as a boiler), is a mechanical device that uses the thermal energy of fuel or other energy sources to heat water into hot water or steam. In the production of some antibacterial agents, a steam generator is needed.
[0003] In actual use, when too much water is stored in the existing steam generator, the heating method of the heating structure is fixed, resulting in a lack of heating efficiency. In addition, during long-term use, since the water entering the water storage container of the steam generator is not effectively purified, a lot of scale is stuck in the water storage container, especially on the bottom, which is difficult to be handled conveniently and effectively. Utility Model Content
[0004] The purpose of the utility model is to provide a steam generator to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a steam generator, comprising an outer shell seat, a water tank is arranged in the outer shell seat, and the outer wall of the water tank is sleeved with a spiral electric heating rod, a first rotating shaft is connected to the middle part of the top end of the outer shell seat through a bearing, and the bottom end of the first rotating shaft passes through the water tank, a stirring paddle is fixedly connected to the bottom end of the first rotating shaft, and the interior of the first rotating shaft is hollow, a driving structure is fixedly installed on the top end of the outer shell seat, which is used to drive the first rotating shaft to rotate, a second rotating shaft is connected to the first rotating shaft through an internal thread, and the bottom end of the second rotating shaft passes through the first rotating shaft and is fixedly connected to a scraper paddle, a drain outlet is arranged at the bottom end of the water tank, and an electromagnetic valve is arranged at the opening of the drain outlet.
[0006] As a preferred implementation, the length of the scraper paddle is greater than the length of the stirring blade, and the positions of the stirring blade and the scraper paddle are staggered.
[0007] As a preferred embodiment, a straight-shaped handle is fixedly connected to the top end of the second rotating shaft, and a rubber layer is provided on the lower surface of the scraper paddle.
[0008] As a preferred embodiment, a top plate is fixedly connected to the top of the water tank, and the outer wall of the top plate is fixedly connected to the inner wall of the outer shell seat, a plurality of first steam exhaust ports are arranged on the top plate, and the first steam exhaust ports are connected to the interior of the water tank, a second steam exhaust port is arranged on the top of the outer shell seat, and the second steam exhaust port is connected to the space above the top plate.
[0009] As a preferred embodiment, the driving structure includes a servo motor fixedly mounted on the top of the housing seat, the output shaft of the servo motor and the outer wall of the first rotating shaft are fixedly connected with a transmission disk, and the two transmission disks are connected by a winding belt.
[0010] As a preferred embodiment, a supporting bottom plate is fixedly connected inside the outer shell seat, and the supporting bottom plate is fixedly connected to the bottom end of the water tank, a plurality of water seepage holes are opened on the supporting bottom plate, and a humidity sensor is arranged at the bottom of the inner wall of the outer shell seat.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] The utility model, by setting the first rotating shaft and the second rotating shaft, can further drive the stirring blade and the scraper blade to rotate under the transmission of the driving structure, so as to stir the water in the water tank, so that the water can be evenly heated by the electric heating rod, and the heating efficiency of a large amount of stored water is improved. The second rotating shaft can adjust its extension distance from the bottom of the first rotating shaft by rotation, so that when it is necessary to clean the scale, the scraper blade is attached to the bottom of the inner wall of the water tank and the scraper blade is driven to rotate, so as to realize the rapid scraping and cleaning of the scale. The steam generator has the characteristics of convenient operation, high heating efficiency and easy cleaning.
[0013] The utility model can form an independent space at the bottom of the outer shell seat by arranging a separate supporting bottom plate for installing and supporting the water tank, and by providing a water seepage hole, when the water tank is accidentally damaged and leaks, it is convenient to use a humidity sensor to monitor the water seeping into the space in real time, so that the staff can respond in time, thereby improving the safety of the steam generator during use. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the interior of the housing seat of the utility model structure;
[0016] Figure 3 It is a schematic diagram of the interior of the water storage tank of the utility model structure;
[0017] Figure 4 This is a schematic diagram of the bottom of the water storage tank of the utility model structure.
[0018] In the figure: 1. outer shell base; 2. water storage tank; 3. electric heating rod; 4. top plate; 5. first steam exhaust port; 6. first rotating shaft; 7. second rotating shaft; 8. servo motor; 9. stirring blade; 10. scraper paddle; 11. second steam exhaust port; 12. drain port; 13. supporting bottom plate; 14. water seepage hole; 15. humidity sensor; 16. belt; 17. transmission plate. DETAILED DESCRIPTION
[0019] The technical solution of the present invention will be described clearly and completely below in conjunction with the accompanying drawings. 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.
[0020] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention 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, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.
[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" 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 a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0022] Embodiment 1
[0023] See also Figure 1-3 The utility model provides a steam generator, including an outer shell seat 1, a water tank 2 is arranged in the outer shell seat 1, and the outer wall of the water tank 2 is sleeved with a spiral electric heating rod 3, a first rotating shaft 6 is connected to the middle part of the top of the outer shell seat 1 through a bearing, and the bottom end of the first rotating shaft 6 passes through the water tank 2, a stirring paddle 9 is fixedly connected to the bottom end of the first rotating shaft 6, and the interior of the first rotating shaft 6 is hollow, a driving structure is fixedly installed on the top of the outer shell seat 1, which is used to drive the first rotating shaft 6 to rotate, a second rotating shaft 7 is connected to the first rotating shaft 6 through an internal thread, and the bottom end of the second rotating shaft 7 passes through the first rotating shaft 6 and is fixedly connected with a scraper paddle 10, a drain outlet 12 is arranged at the bottom end of the water tank 2, the tail end of the drain outlet 12 passes through the water tank 2 and the outer shell seat 1 to be exposed to the outside world, and an electromagnetic valve is arranged at the opening of the drain outlet 12.
[0024] Specifically, Figure 3As shown, the length of the scraper paddle 10 is greater than the length of the stirring blade 9, and the position of the stirring blade 9 is staggered with the position of the scraper paddle 10. Through its design, the structural characteristics of the scraper paddle 10 and the stirring blade 9 and the position distribution are utilized to further improve the stirring of the water in the water tank 2 to improve the uniformity of water heating; the top of the second rotating shaft 7 is fixedly connected with a straight handle, and by arranging the straight handle on the second rotating shaft 7, it is convenient to operate and rotate the second rotating shaft 7 after fixing the first rotating shaft 6. The lower surface of the scraper paddle 10 is provided with a rubber layer, and the provided rubber layer can prevent the scraper paddle 10 from scratching the inner wall of the water tank 2.
[0025] Specifically, Figure 2 As shown, a top plate 4 is fixedly connected to the top of the water tank 2, and an outer wall of the top plate 4 is fixedly connected to an inner wall of the outer shell seat 1, a plurality of first steam exhaust ports 5 are provided on the top plate 4, and the first steam exhaust ports 5 are communicated with the interior of the water tank 2, a second steam exhaust port 11 is provided at the top of the outer shell seat 1, and the second steam exhaust port 11 is communicated with the space above the top plate 4. Through its design, the water vapor formed by heating the water in the water tank 2 can be quickly discharged through the plurality of first steam exhaust ports 5.
[0026] Specifically, Figure 1 As shown, the driving structure includes a servo motor 8 fixedly mounted on the top of the housing seat 1, and the output shaft of the servo motor 8 and the outer wall of the first rotating shaft 6 are fixedly connected with a transmission disk 17, and the two transmission disks 17 are connected by a wound belt 16. By starting the servo motor 8, with the cooperation of the belt 16, the first rotating shaft 6 and the second rotating shaft 7 can be driven to rotate by driving the transmission disk 17, thereby providing operating space for the adjustment of the second rotating shaft 7.
[0027] The working principle and use process of the utility model are as follows: first, water is added to the water tank 2 through the second steam exhaust port 11 and the first steam exhaust port 5, and then the electric heating rod 3 is started to continuously heat the water in the water tank 2, and at the same time, the driving structure is started to drive the first rotating shaft 6 and the second rotating shaft 7 in the first rotating shaft 6 to rotate, driving the stirring blade 9 and the scraper paddle 10 to stir the water in the water tank 2, so that the water is heated evenly to improve the heating efficiency. Secondly, after the heating is completed, when it is necessary to clean the scale at the bottom of the inner wall of the water tank 2, the extension length of the bottom end of the second rotating shaft 7 is rotated and adjusted in the shutdown state, so that the scraper paddle 10 is in contact with the bottom end of the inner wall of the water tank 2, and then the scraper paddle 10 is driven by the driving structure to rotate to scrape off the scale at the bottom of the inner wall of the water tank 2, and finally the solenoid valve of the drain port 12 is opened to discharge the remaining sewage to the outside.
[0028] Embodiment 2
[0029] See also Figure 1-4The utility model provides a steam generator, including an outer shell seat 1, a water tank 2 is arranged in the outer shell seat 1, and the outer wall of the water tank 2 is sleeved with a spiral electric heating rod 3, a first rotating shaft 6 is connected to the middle of the top of the outer shell seat 1 through a bearing, and the bottom end of the first rotating shaft 6 passes through the water tank 2, a stirring paddle 9 is fixedly connected to the bottom end of the first rotating shaft 6, and the interior of the first rotating shaft 6 is hollow, a driving structure is fixedly installed on the top of the outer shell seat 1, which is used to drive the first rotating shaft 6 to rotate, a second rotating shaft 7 is connected to the first rotating shaft 6 through an internal thread, and the bottom end of the second rotating shaft 7 passes through the first rotating shaft 6 and is fixedly connected with a scraper paddle 10, a drain port 12 is arranged at the bottom end of the water tank 2, and an electromagnetic valve is arranged at the opening of the drain port 12.
[0030] Specifically, Figure 4 As shown, a supporting base plate 13 is fixedly connected inside the outer shell seat 1, and the supporting base plate 13 is fixedly connected to the bottom end of the water tank 2. A plurality of water seepage holes 14 are provided on the supporting base plate 13. A humidity sensor 15 is provided at the bottom of the inner wall of the outer shell seat 1. The humidity sensor 15 is externally connected to a monitoring and computing device. When the water tank 2 is damaged and water seeps out, it flows down through the water seepage holes 14 and is sensed by the humidity sensor 15.
[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A steam generator, comprising a housing base (1), characterized in that: A water tank (2) is arranged in the outer shell seat (1), and the outer wall of the water tank (2) is sleeved with a spiral electric heating rod (3); a first rotating shaft (6) is connected to the middle of the top end of the outer shell seat (1) through a bearing, and the bottom end of the first rotating shaft (6) penetrates into the water tank (2); a stirring blade (9) is fixedly connected to the bottom end of the first rotating shaft (6), and the interior of the first rotating shaft (6) is hollow; a driving structure is fixedly installed at the top end of the outer shell seat (1) for driving the first rotating shaft (6) to rotate; a second rotating shaft (7) is connected to the first rotating shaft (6) through an internal thread, and the bottom end of the second rotating shaft (7) penetrates the first rotating shaft (6) and is fixedly connected to a scraper blade (10); a drain outlet (12) is arranged at the bottom end of the water tank (2), and an electromagnetic valve is arranged at the opening of the drain outlet (12).
2. A steam generator according to claim 1, characterized in that: The length of the scraper paddle (10) is greater than the length of the stirring blade (9), and the position of the stirring blade (9) and the position of the scraper paddle (10) are staggered.
3. A steam generator according to claim 1, characterized in that: A straight-line handle is fixedly connected to the top end of the second rotating shaft (7), and a rubber layer is provided on the lower surface of the scraper paddle (10).
4. A steam generator according to claim 1, characterized in that: The top of the water storage tank (2) is fixedly connected to a top plate (4), and the outer wall of the top plate (4) is fixedly connected to the inner wall of the outer shell seat (1); a plurality of first steam exhaust ports (5) are provided on the top plate (4), and the first steam exhaust ports (5) are connected to the interior of the water storage tank (2); the top of the outer shell seat (1) is provided with a second steam exhaust port (11), and the second steam exhaust port (11) is connected to the space above the top plate (4).
5. A steam generator according to claim 1, characterized in that: The driving structure comprises a servo motor (8) fixedly mounted on the top of the housing seat (1); the output shaft of the servo motor (8) and the outer wall of the first rotating shaft (6) are both fixedly connected with a transmission disk (17), and the two transmission disks (17) are connected by a winding belt (16).
6. A steam generator according to claim 1, characterized in that: A support base plate (13) is fixedly connected inside the outer shell seat (1), and the support base plate (13) is fixedly connected to the bottom end of the water storage tank (2). A plurality of water seepage holes (14) are provided on the support base plate (13), and a humidity sensor (15) is provided at the bottom of the inner wall of the outer shell seat (1).