Movable steam generator
By adopting the float and preheated water pipe structure in the steam generator, the automatic water replenishment and steam output unstable caused by the drop in water level are solved, automatic water replenishment and stable steam generation are achieved, and safety hazards and equipment complexity are reduced.
Patent Information
- Application Number
- CN202421051755.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-15
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-05-15
AI Technical Summary
The existing steam generators cannot automatically rehydrate when the water level drops, which may lead to dry burning of the electric heating rod and unstable steam output, posing safety hazards.
A mobile steam generator is designed, which adopts a float and preheated water pipe structure. The float automatically replenishes water when the water level drops. The preheated water pipe preheated water to stabilize the water temperature and prevents cold water from entering the tank body.
The automatic water replenishment of the steam generator and stable steam output are achieved, which reduces safety risks, improves steam generation efficiency, and simplifies equipment structure and maintenance.
Smart Images
Figure CN222278543U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of steam generating devices, in particular to a mobile steam generator. Background Art
[0002] A steam generator is a mechanical device that uses the thermal energy of fuel or other energy sources to heat water into hot water or steam. At present, there are many types of steam generators on the market, such as the publication number CN 220852109 U, which is called a fully automatic steam generator. Its design is to use a first water level sensor and a second water level sensor to respond to the water level in the boiler, and then use a controller to automatically supply water to the boiler and control the water supply. Although its design can realize automatic water supply and control the water supply, it still has some disadvantages. For example, it provides cold water to the boiler. The cold water entering the boiler will cause the water temperature in the furnace to drop, which will affect the steam output and make the steam output unstable; another example is the publication number CN 209325754 U, named as steam generator, includes water supply tank, steam generator and heat exchanger. It is designed to add water into the steam generator by manually opening the water supply control valve, and then manually close the water supply control valve after the water is added. The device cannot automatically replenish water when the steam generator is short of water. If the staff fails to replenish water in time, the device may dry burn and be damaged, thus causing a safety accident. Summary of the invention
[0003] The utility model provides a mobile steam generator to solve the above-mentioned deficiencies in the prior art.
[0004] The mobile steam generator of the utility model comprises a mobile control box body, universal wheels are respectively fixed at the four corners of the bottom of the control box body, an electrical control cabinet is arranged in the control box body, a steam generating tank is fixed on the top of the control box body, a baffle extending upward is arranged on the side wall of the control box body to surround the steam generating tank, and a top plate is fixed on the upper end of the baffle plate, the steam generating tank is a horizontal tank body, a mounting plate is fixed at the front end of the steam generating tank, and a support plate is fixed at the rear end, a gap is left between the lower end of the support plate and the bottom of the steam generating tank, more than three mounting holes are evenly arranged on the mounting plate along its circumference, an electric heating rod is fixedly installed in the mounting hole, and a steam generating tank is provided with a plurality of mounting holes. The support plate is provided with a through hole I corresponding to the position of the mounting hole, and the other end of the electric heating rod is placed in the through hole I corresponding thereto to fix and support it; a cylinder is fixed at the center position of the rear end face of the mounting plate, and the other end of the cylinder passes through the through hole II at the center position of the support plate to fix and support it, and a preheating water pipe is provided in the cylinder, the water inlet end of the preheating water pipe passes through the mounting plate and is connected with the water inlet pipe at the upper end of the steam generator tank, and the water outlet end passes through the outer wall of the rear end of the cylinder and is placed outside it; a drain pipe is provided at the bottom of the steam generator tank, and one end of the drain pipe passes through the baffle plate and is placed outside it, and a steam outlet is provided at the upper end of the steam generator tank, and the upper end of the steam outlet passes through the top plate and is placed outside it.
[0005] As a further improvement of the utility model, the electric heating rod is composed of a sleeve, a core rod and magnesium powder. The core rod is coaxially arranged in the sleeve, and magnesium powder is filled between the sleeve and the core rod. A mounting cap is threadedly connected to the upper end of the sleeve, and a connecting rod is fixed to the upper end of the core rod. The upper end of the connecting rod passes through the mounting cap and extends to form a wiring lead-out terminal.
[0006] As a further improvement of the utility model, a rubber baffle is slidably connected to the upper part of the water inlet pipe, a connecting rod is fixed to the bottom of the rubber baffle, a float is fixed to the bottom of the connecting rod, and the float extends into the steam generator tank; a branch pipe is provided in the middle of the outer wall of the water inlet pipe, and the branch pipe is connected to the water inlet end of the preheating water pipe.
[0007] As a further improvement of the utility model, a safety valve and a pressure gauge are provided on the upper end of the top plate, and the lower ends of the safety valve and the pressure gauge are respectively connected to the steam generating tank.
[0008] As a further improvement of the utility model, an electroplating layer is provided on the inner wall of the steam generating tank.
[0009] As a further improvement of the utility model, grippers are respectively fixed on the baffles at the front and rear ends.
[0010] As a further improvement of the utility model, a control button is provided on one side end surface of the control box body, and the control button is electrically connected to the electrical control cabinet.
[0011] The mobile steam generator of the utility model has a reasonable structural design. The design of the float can realize automatic water replenishment in the tank body, avoiding the dry burning of the electric heating rod due to the drop in water level, and eliminating the safety hazard; the design of the preheating water pipe can preheat the cold water, avoiding the drop in water temperature caused by the addition of a large amount of cold water into the tank body, resulting in the inability to produce steam normally and the occurrence of unstable steam output, thereby improving the gas production efficiency; the overall structure of the device is simple, the size is small, the production cost is low, the failure rate is low, and it is easy to maintain. It is suitable for thawing frozen pipelines in northern regions in winter. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a side view of the utility model;
[0013] Figure 2 It is a rear view of the utility model;
[0014] Figure 3 This is a structural cross-sectional view of the steam generating tank of the utility model;
[0015] Figure 4 This is a structural cross-sectional view of the electric heating rod of the utility model;
[0016] Figure 5 It is a structural sectional view of the water inlet pipe of the utility model. Implementation
[0017] The mobile steam generator of the utility model comprises a mobile control box 1, universal wheels 2 are respectively fixed at the four corners of the bottom of the control box 1, a locking device is provided on the universal wheels 2, an electrical control cabinet is provided in the control box 1, a control button 25 is provided on one side end face of the control box 1, and the control button 25 is electrically connected to the electrical control cabinet.
[0018] A steam generating tank 3 is fixed on the top of the control box 1, a baffle 26 extending upward is provided on the side wall of the control box 1 to surround the steam generating tank 3, and a top plate is fixed on the upper end of the baffle 26. The steam generating tank 3 is a horizontal tank, and an electroplating layer 23 is provided on the inner wall of the steam generating tank 3. The electroplating layer 23 can further reduce the rust of the inner wall of the steam generating tank 3 caused by water erosion; a mounting plate 4 is fixed on the front end of the steam generating tank 3, and a supporting plate 5 is fixed on the rear end. The lower end of the supporting plate 5 is connected to the steam generating tank 3. A gap is left between the bottoms of the steam generator tanks 3, the bottoms of the steam generator tanks 3 are inclined toward the middle at both ends, and a drain pipe 10 is provided at the lowest point, one end of the drain pipe 10 passes through the baffle plate 26 and is placed outside thereof, and a valve I is provided on the drain pipe 10, a steam outlet 11 is provided at the upper end of the steam generator tank 3, and the upper end of the steam outlet 11 passes through the top plate and is placed outside thereof, and a valve II is provided on the steam outlet 11; grippers 24 are respectively fixed on the baffle plates 26 at the front and rear ends, and the provision of the grippers 24 can facilitate the staff to move the control box 1.
[0019] Four mounting holes are evenly arranged along the circumference of the mounting plate 4, and an electric heating rod 6 is fixedly installed in the mounting hole. A through hole I corresponding to the position of the mounting hole is arranged on the support plate 5, and the other end of the electric heating rod 6 is placed in the through hole I corresponding to it to fix and support it; the electric heating rod 6 is composed of a sleeve 12, a core rod 13 and magnesium powder 14, the core rod 13 is coaxially arranged in the sleeve 12, and the space between the sleeve 12 and the core rod 13 is filled with magnesium powder 14, and the magnesium powder 14 is crystalline magnesium oxide powder with good thermal conductivity and insulation properties. A mounting cap 15 is threadedly connected to the upper end of the sleeve 12, and a connecting rod is fixed to the upper end of the core rod 13, and the upper end of the connecting rod passes through the mounting cap 15 and extends to form a wiring lead-out terminal 16.
[0020] A cylinder 7 is fixed at the center of the rear end face of the mounting plate 4, and the other end of the cylinder 7 passes through the through hole II at the center of the support plate 5 to fix and support it. A preheating water pipe 8 is arranged in the cylinder 7. The preheating water pipe 8 is a spiral copper pipe. The water inlet end of the preheating water pipe 8 passes through the mounting plate 4 and is connected with the water inlet pipe 9 at the upper end of the steam generating tank 3, and the water outlet end passes through the outer wall of the rear end of the cylinder 7 and is placed outside it; a rubber baffle 17 is slidably connected to the upper part of the water inlet pipe 9, a connecting rod 18 is fixed to the bottom of the rubber baffle 17, and a float 19 is fixed to the bottom of the connecting rod 18, and the float 19 extends to the steam generator 3. In the steam generating tank 3, a branch pipe 20 is provided in the middle of the outer wall of the water inlet pipe 9, and the branch pipe 20 is connected to the water inlet end of the preheating water pipe 8; when the water level in the steam generating tank 3 drops, the float 19 will also drop with the water level. When the height of the rubber baffle 17 drops below the branch pipe 20, the water in the water inlet pipe 9 will be automatically supplied to the preheating water pipe 8, and the preheated water in the preheating water pipe 8 will be supplied to the steam generating tank 3. When the water level in the steam generating tank 3 rises, the float 19 will also rise. When the height of the rubber baffle 17 rises above the branch pipe 20, the water supply will be stopped, thereby realizing automatic water replenishment of the steam generating tank 3.
[0021] A safety valve 21 and a pressure gauge 22 are provided on the upper end of the top plate, and the lower ends of the safety valve 21 and the pressure gauge 22 are respectively connected to the steam generating tank 3 .
Claims
1. A mobile steam generator, comprising a mobile control box (1), wherein universal wheels (2) are respectively fixed at the four corners of the bottom of the control box (1), wherein the mobile steam generator comprises a mobile control box (1), wherein the mobile control box (1) ...) An electrical control cabinet is provided in the control box (1), a steam generating tank (3) is fixed on the top of the control box (1), a baffle (26) extending upward is provided on the side wall of the control box (1) to surround the steam generating tank (3), and a top plate is fixed on the upper end of the baffle (26), the steam generating tank (3) is a horizontal tank, a mounting plate (4) is fixed at the front end of the steam generating tank (3), and a support plate (5) is fixed at the rear end, a gap is left between the lower end of the support plate (5) and the bottom of the steam generating tank (3), more than three mounting holes are evenly provided on the mounting plate (4) along its circumference, an electric heating rod (6) is fixedly installed in the mounting hole, a through hole I corresponding to the position of the mounting hole is provided on the support plate (5), and the electric heating rod (6) is fixedly installed in the mounting hole. ) is placed in a through hole I corresponding thereto to fix and support it; a cylinder (7) is fixed at the center position of the rear end surface of the mounting plate (4), and the other end of the cylinder (7) passes through a through hole II at the center position of the support plate (5) to fix and support it; a preheating water pipe (8) is provided in the cylinder (7), the water inlet end of the preheating water pipe (8) passes through the mounting plate (4) and is connected to the water inlet pipe (9) at the upper end of the steam generator tank (3), and the water outlet end passes through the outer wall of the rear end of the cylinder (7) and is placed outside it; a drainage pipe (10) is provided at the bottom of the steam generator tank (3), and one end of the drainage pipe (10) passes through the baffle (26) and is placed outside it; a steam outlet (11) is provided at the upper end of the steam generator tank (3), and the upper end of the steam outlet (11) passes through the top plate and is placed outside it.
2. The mobile steam generator according to claim 1, characterized in that The electric heating rod (6) is composed of a sleeve (12), a core rod (13) and magnesium powder (14); the core rod (13) is coaxially arranged inside the sleeve (12); the space between the sleeve (12) and the core rod (13) is filled with magnesium powder (14); a mounting cap (15) is threadedly connected to the upper end of the sleeve (12); a connecting rod is fixed to the upper end of the core rod (13); the upper end of the connecting rod passes through the mounting cap (15) and extends to form a wiring lead-out terminal (16).
3. The mobile steam generator according to claim 1, characterized in that A rubber baffle (17) is slidably connected to the upper part of the water inlet pipe (9), a connecting rod (18) is fixed to the bottom of the rubber baffle (17), a float (19) is fixed to the bottom of the connecting rod (18), and the float (19) extends into the steam generator tank (3); a branch pipe (20) is provided in the middle of the outer wall of the water inlet pipe (9), and the branch pipe (20) is connected to the water inlet end of the preheating water pipe (8).
4. The mobile steam generator according to claim 1, characterized in that A safety valve (21) and a pressure gauge (22) are provided on the upper end of the top plate, and the lower ends of the safety valve (21) and the pressure gauge (22) are respectively connected to the steam generating tank (3).
5. The mobile steam generator according to claim 1, characterized in that An electroplating layer (23) is provided on the inner wall of the steam generating tank (3).
6. The mobile steam generator according to claim 1, characterized in that Grippers (24) are fixed on the baffles (26) at the front and rear ends, respectively.
7. The mobile steam generator according to claim 1, characterized in that a control button (25) is provided on one side end surface of the control box (1), and the control button (25) is electrically connected to the electrical control cabinet.