Solid heat storage boiler

Abstract

The utility model discloses a solid heat storage boiler which comprises a shell and a heat insulation box, the heat insulation box is arranged in the shell, a solid heat storage body is arranged in the heat insulation box, the heat insulation box is connected with a switching mechanism through a first output pipe and a second output pipe, and the switching mechanism is connected with a first heat exchanger through a first air inlet pipe. The first heat exchanger is connected with the air return pipe through a first air outlet pipe, the switching mechanism is connected with the second heat exchanger through a second air inlet pipe, the second heat exchanger is connected with the air return pipe through a second air outlet pipe, and the outlet end of the air return pipe is connected with the heat insulation box. The solid heat storage boiler is ingenious in design and practical in function, and the problems that in the prior art, hot air or hot water can be output only by replacing different heat exchangers of a solid heat storage boiler, and convenient switching cannot be achieved are effectively solved.

Description

Technical Field

[0001] The utility model relates to the field of boilers, in particular to a solid heat storage boiler. Background Art

[0002] Solid thermal storage electric boiler is a device that converts electrical energy into thermal energy. Its working principle is to heat the solid thermal storage material, store the heat inside the material, and maintain a certain temperature to meet the heating needs of different users. When heating is needed, the power and heating time of the electric heating element are controlled by the control system, the heat in the thermal storage material is gradually released, and the heat is transferred to the heating medium through the heat dissipation device, so as to achieve the purpose of heating the user. Solid thermal storage electric boiler adopts advanced thermal storage technology, which can make full use of low-valley electricity, waste electricity and other electrical energy, and convert it into thermal energy. It has the characteristics of high efficiency and energy saving. In addition, due to its integrated design, it can achieve rapid heating and heating, further improving energy utilization.

[0003] In the prior art, solid heat storage boilers need to replace different heat exchangers to achieve the output of hot air or hot water, and convenient switching cannot be achieved. Therefore, how to develop a new type of solid heat storage boiler has become an urgent problem to be solved by technicians in this field. Utility Model Content

[0004] The utility model aims to provide a solid heat storage boiler, which solves the problem that the solid heat storage boiler in the prior art needs to replace different heat exchangers to output hot air or hot water, and cannot achieve convenient switching.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] The utility model discloses a solid heat storage boiler, comprising a shell and a heat insulation box, wherein the heat insulation box is arranged in the shell, a solid heat storage body is arranged in the heat insulation box, the heat insulation box is connected to a switching mechanism through a first output pipe and a second output pipe, the switching mechanism is connected to a first heat exchanger through a first air inlet pipe, the first heat exchanger is connected to a return air pipe through a first air outlet pipe, the switching mechanism is connected to a second heat exchanger through a second air inlet pipe, the second heat exchanger is connected to the return air pipe through a second air outlet pipe, and the return air pipe outlet end is connected to the heat insulation box.

[0007] Furthermore, the switching mechanism includes a sliding frame and a sliding plate, the sliding plate can be slid up and down in the sliding frame, the front and rear ends of the sliding frame are provided with side plates, the side plates are provided with a first working hole and a second working hole, and the sliding plate is provided with a through hole and a baffle that cooperate with the first working hole and the second working hole.

[0008] Furthermore, a top plate is provided at the top of the sliding frame, a motor is provided on the top plate, and a threaded rod which cooperates with the blind hole thread at the top of the sliding plate is provided at the output end of the motor.

[0009] Furthermore, the first working hole on the side plate at the front end face of the switching mechanism is connected to the first output pipe; the second working hole on the side plate at the front end face of the switching mechanism is connected to the second output pipe; the first working hole on the side plate at the rear end face of the switching mechanism is connected to the first air inlet pipe; the second working hole on the side plate at the rear end face of the switching mechanism is connected to the second air inlet pipe.

[0010] Furthermore, the return air duct is connected to the first air outlet duct and the second air outlet duct via a three-way joint; and one-way valves are provided on the first air outlet duct and the second air outlet duct.

[0011] Furthermore, a fan is provided on the return air duct.

[0012] Furthermore, the first heat exchanger is provided with a water inlet pipe and a water outlet pipe; the second heat exchanger is provided with an air inlet pipe and an air outlet pipe.

[0013] Compared with the prior art, the beneficial technical effects of the utility model are:

[0014] The utility model solid heat storage boiler is provided with a switching mechanism so that the solid heat storage body in a heat insulation box can be connected to two heat exchangers at the same time, thereby realizing convenient switching of hot air or hot water output. The utility model solid heat storage boiler has a clever design and practical functions, and effectively solves the problem that the solid heat storage boiler in the prior art needs to replace different heat exchangers to realize the output of hot air or hot water, and cannot realize convenient switching. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings:

[0016] Figure 1 This is a schematic diagram of the structure of the solid heat storage boiler of the utility model;

[0017] Figure 2 It is the front view of the switching mechanism (excluding the side panel);

[0018] Figure 3 is a partial cross-sectional view of the sliding plate;

[0019] Figure 4 is a side view of the switching mechanism;

[0020] Figure 5 This is the front view of the side panel.

[0021] Explanation of the accompanying drawings: 1. Shell; 2. Heat insulation box; 201. Solid heat storage body; 202. First output pipe; 203. Second output pipe; 3. Switching mechanism; 301. Sliding frame; 302. Sliding plate; 303. Blind hole; 304. Threaded rod; 305. Motor; 306. Side plate; 307. Through hole; 308. Baffle; 309. First working hole; 310. Second working hole; 311. Top plate; 4. First heat exchanger; 401. Water inlet pipe; 402. Water outlet pipe; 403. First air inlet pipe; 404. First air outlet pipe; 5. Second heat exchanger; 501. Air inlet pipe; 502. Air outlet pipe; 503. Second air inlet pipe; 504. Second air outlet pipe; 6. Fan; 7. Three-way joint; 8. Return air pipe; 9. One-way valve. DETAILED DESCRIPTION

[0022] like Figures 1 to 5 As shown, a solid heat storage boiler comprises a shell 1 and a heat insulation box 2 , wherein the heat insulation box 2 is arranged in the shell 1 .

[0023] The heat insulation box 2 is provided with a solid heat storage body 201. The heat insulation box 2 is connected to the switching mechanism 3 through the first output pipe 202 and the second output pipe 203. The switching mechanism 3 is connected to the first heat exchanger 4 through the first air inlet pipe 403. The first heat exchanger 4 is connected to the return air pipe 8 through the first air outlet pipe 404. The switching mechanism 3 is connected to the second heat exchanger 5 through the second air inlet pipe 503. The second heat exchanger 5 is connected to the return air pipe 8 through the second air outlet pipe 504. The return air pipe 8 is connected to the first air outlet pipe 404 and the second air outlet pipe 504 through a three-way joint 7; the first air outlet pipe 404 and the second air outlet pipe 504 are provided with a one-way valve 9. The outlet end of the return air pipe 8 is connected to the heat insulation box 2. The return air pipe 8 is provided with a fan 6.

[0024] The first heat exchanger 4 is provided with a water inlet pipe 401 and a water outlet pipe 402 ; the second heat exchanger 5 is provided with an air inlet pipe 501 and an air outlet pipe 502 .

[0025] Specifically, the switching mechanism 3 includes a sliding frame 301 and a sliding plate 302. The sliding plate 302 is slidably arranged in the sliding frame 301. The front and rear ends of the sliding frame 301 are provided with side plates 306. The side plates 306 are provided with a first working hole 309 and a second working hole 310. The sliding plate 302 is provided with a through hole 307 and a baffle 308 that cooperate with the first working hole 309 and the second working hole 310. Baffles 308 are provided at both the upper and lower ends of the through hole 307. When the first working hole 309 is connected through the through hole 307, the second working hole 310 is closed by the baffle 308. When the second working hole 310 is connected through the through hole 307, the first working hole 309 is closed by the baffle 308.

[0026] A top plate 311 is provided at the top of the sliding frame 301, and a motor 305 is provided on the top plate 311. The output end of the motor 305 is provided with a threaded rod 304 that is threadedly matched with the blind hole 303 at the top of the sliding plate 302. When in use, the threaded rod 304 is driven to rotate by the motor 305, thereby driving the sliding plate 302 to slide up and down in the sliding frame 301.

[0027] The first working hole 309 on the side plate 306 at the front end face of the switching mechanism 3 is connected to the first output pipe 202; the second working hole 310 on the side plate 306 at the front end face of the switching mechanism 3 is connected to the second output pipe 203; the first working hole 309 on the side plate 306 at the rear end face of the switching mechanism 3 is connected to the first air inlet pipe 403; the second working hole 310 on the side plate 306 at the rear end face of the switching mechanism 3 is connected to the second air inlet pipe 503.

[0028] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A solid heat storage boiler, characterized in that: The invention comprises a shell (1) and a heat-insulating box (2), wherein the heat-insulating box (2) is arranged in the shell (1), a solid heat storage body (201) is arranged in the heat-insulating box (2), the heat-insulating box (2) is connected to a switching mechanism (3) via a first output pipe (202) and a second output pipe (203), the switching mechanism (3) is connected to a first heat exchanger (4) via a first air inlet pipe (403), the first heat exchanger (4) is connected to a return air pipe (8) via a first air outlet pipe (404), the switching mechanism (3) is connected to a second heat exchanger (5) via a second air inlet pipe (503), the second heat exchanger (5) is connected to the return air pipe (8) via a second air outlet pipe (504), and the outlet end of the return air pipe (8) is connected to the heat-insulating box (2).

2. The solid heat storage boiler according to claim 1, characterized in that: The switching mechanism (3) comprises a sliding frame (301) and a sliding plate (302); the sliding plate (302) is arranged in the sliding frame (301) so as to be slidable up and down; side plates (306) are arranged at the front and rear ends of the sliding frame (301); the side plates (306) are provided with a first working hole (309) and a second working hole (310); the sliding plate (302) is provided with a through hole (307) and a baffle (308) that cooperate with the first working hole (309) and the second working hole (310).

3. The solid heat storage boiler according to claim 2, characterized in that: A top plate (311) is arranged at the top of the sliding frame (301), a motor (305) is arranged on the top plate (311), and a threaded rod (304) threadably matched with a blind hole (303) at the top of the sliding plate (302) is arranged at the output end of the motor (305).

4. The solid heat storage boiler according to claim 2, characterized in that: The first working hole (309) on the side plate (306) at the front end face of the switching mechanism (3) is connected to the first output pipe (202); the second working hole (310) on the side plate (306) at the front end face of the switching mechanism (3) is connected to the second output pipe (203); the first working hole (309) on the side plate (306) at the rear end face of the switching mechanism (3) is connected to the first air inlet pipe (403); and the second working hole (310) on the side plate (306) at the rear end face of the switching mechanism (3) is connected to the second air inlet pipe (503).

5. The solid heat storage boiler according to claim 1, characterized in that: The return air pipe (8) is connected to the first air outlet pipe (404) and the second air outlet pipe (504) via a three-way joint (7); and one-way valves (9) are provided on the first air outlet pipe (404) and the second air outlet pipe (504).

6. The solid heat storage boiler according to claim 1, characterized in that: The return air duct (8) is provided with a fan (6).

7. The solid heat storage boiler according to claim 1, characterized in that: The first heat exchanger (4) is provided with a water inlet pipe (401) and a water outlet pipe (402); the second heat exchanger (5) is provided with an air inlet pipe (501) and an air outlet pipe (502).

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