Efficient heat transfer structure of heat storage tank and control method

Abstract

The heat storage tank efficient heat transfer structure comprises a main tank body and a control box, a water inlet pipe is fixedly inserted into the top of the end, away from the control box, of the main tank body, a water inlet valve is in threaded connection to the water inlet pipe, and a compression air pump is fixedly connected to the top of the main tank body; the output end of the compression air pump penetrates through the top of the main tank body and extends inwards, the extending end of the compression air pump is in threaded connection with an electromagnetic valve, one end of the main tank body is fixedly connected with a motor, the output end of the motor is fixedly connected with a rotating rod, and the end, located in the main tank body, of the rotating rod is fixedly connected with a spiral stirring belt. A fixing plug is inserted into the bottom of the inner wall of the side, close to the motor, of the main tank body in a threaded mode. Through the arrangement of the pressure control mechanism, the pressure in the heat storage tank can be monitored and controlled, so that the use effect of the heat storage tank is effectively improved.

Description

Technical Field

[0001] The present invention relates to the technical field of heat storage tanks, and in particular to a high-efficiency heat transfer structure and a control method for a heat storage tank. Background Art

[0002] A heating storage tank, usually referred to as a heat storage tank, is a container that can store a large amount of heat energy. It stores heat energy during heating and releases it when needed (such as at night or during peak heating periods) to meet heating needs. This equipment is widely used in industrial production, commercial buildings, and residential heating, and is of great significance to improving energy efficiency and reducing operating costs.

[0003] The heating storage tank is mainly composed of a tank body, a water distribution tray, a nozzle, a heat transfer pipe network, etc. The tank body is usually made of layered welded steel plates, with a large capacity and strong thermal insulation performance. The water distribution tray and the nozzle are used to evenly and slowly introduce hot and cold water into the tank body to form a natural stratification of hot and cold water. The heat transfer pipe network is used to transfer the stored heat energy to other equipment or systems.

[0004] However, the existing heat storage tank is relatively simple, lacks a certain pressure control mechanism in the heat storage tank, and cannot control the pressure of the tank, thus affecting the use effect of the heat storage tank. Summary of the invention

[0005] 1. Technical problems to be solved The purpose of the present invention is to solve the problem in the prior art that a certain pressure control mechanism is lacking in the heat storage tank and the pressure of the storage tank cannot be controlled, and to propose an efficient heat transfer structure and control method for the heat storage tank.

[0006] 2. Technical solution In order to achieve the above object, the present invention adopts the following technical solutions: A heat storage tank high-efficiency heat transfer structure comprises a main tank body and a control box, a water inlet pipe is fixedly inserted at the top of one end of the main tank body away from the control box, a water inlet valve is threadedly connected to the water inlet pipe, a compressed air pump is fixedly connected to the top of the main tank body, an output end of the compressed air pump passes through the top of the main tank body and extends inward, an extended end of the compressed air pump is threadedly connected to a solenoid valve, one end of the main tank body is fixedly connected to a motor, an output end of the motor is fixedly connected to a rotating rod, an end of the rotating rod located in the main tank body is fixedly connected to a spiral stirring belt, and a fixing plug is threadedly inserted at the bottom of the inner wall of the main tank body close to the motor; A partition is fixedly connected in the main tank body, a temperature sensor, a liquid level sensor and a pressure sensor are fixedly connected to the side of the partition away from the spiral stirring belt, a flow guide port is provided at the bottom of the partition, a heat exchanger is provided in the main tank body, and the liquid inlet and outlet of the heat exchanger respectively penetrate the inner top and the inner wall bottom of the main tank body and extend outward; A water outlet pipe is fixedly inserted at the top of one end of the main tank body away from the control box, a self-priming pump is threadedly sleeved on the top of the water outlet pipe, a support plate is fixedly connected to the outside of the water outlet pipe, a connecting pipe is fixedly connected to the end of the water outlet pipe away from the main tank body through a hose, an adjusting plate is fixedly sleeved on the outside of the connecting pipe, the adjusting plate and the support plate are rotatably connected through a rotating shaft, a knob is fixedly connected to one end of the rotating shaft, a fixing groove is provided on the support plate, and a fixing mechanism corresponding to the knob is fixedly connected in the fixing groove; The control box is fixedly connected to one end of the main tank body, a touch screen is fixedly connected to the top of the control box, a controller, a memory and a power supply are arranged in the control box, the output ends of the temperature sensor, the liquid level sensor, the pressure sensor and the power supply are all connected to the input end of the controller, and the output end of the controller is respectively connected to the input ends of the motor, the solenoid valve, the compressed air pump and the self-priming pump.

[0007] Preferably, a power connector is fixedly embedded on the outer wall of the control box, and the output end of the power connector is connected to the input end of the power supply.

[0008] Preferably, a filter net is fixedly inserted in the guide port.

[0009] Preferably, a first connecting flange is fixedly sleeved on the liquid inlet end of the heat exchanger, and a check valve is threadedly connected to the liquid outlet end of the heat exchanger.

[0010] Preferably, one end of the connecting pipe away from the water outlet pipe is fixedly sleeved with a second connecting flange.

[0011] Preferably, a plurality of fastening blocks are fixedly connected to the bottom of the main tank body, and fastening openings are provided on the fastening blocks.

[0012] Preferably, the fixing mechanism comprises a fixing rod, an L-shaped plug rod is slidably sleeved on the fixing rod, and a plurality of slots corresponding to the L-shaped plug rod are arranged around the knob.

[0013] Preferably, a second spring is sleeved on the fixing rod, and two ends of the second spring are fixedly connected to the L-shaped insertion rod and the inner wall of the fixing groove respectively.

[0014] The present invention also proposes a control method for a high-efficiency heat transfer structure of a heat storage tank, comprising the following steps: Step 1: The pressure, temperature and liquid level in the main tank can be monitored by the liquid level sensor, temperature sensor and pressure sensor, and then the monitoring signal is sent to the controller. The controller sends the control instruction to the compressed air pump according to the preset threshold value. When the pressure is low, the solenoid valve is opened and the main tank is pressurized; Step 2: Start the self-priming pump again, and then drain the hot water through the connecting pipe. Turn the knob to drive the shaft to rotate, and the angle of the connecting pipe can be adjusted. The fixing mechanism can easily fix the knob; Step 3: Input control instructions through the touch screen. The controller can control the motor to start, drive the rotating rod to rotate, and drive the cold water to flow quickly through the spiral stirring belt to improve the heat exchange efficiency with the heat exchanger.

[0015] 3. Beneficial effects Compared with the prior art, the advantages of the present invention are:

[0016] In the present invention, by setting up the pressure control mechanism, the pressure in the heat storage tank can be monitored and controlled, thereby effectively improving the use effect of the heat storage tank.

[0017] In the present invention, the setting of the fastening block can facilitate the installation and fixation of the main tank body, and the setting of the fixing plug can facilitate the discharge of waste water in the main tank body. At the same time, the filter net can filter cold water, and the liquid level sensor can monitor the liquid level in the main tank body.

[0018] In the present invention, the provision of the first connecting flange and the second connecting flange can facilitate the connection of the heat exchanger and the connecting pipe with external components. At the same time, the provision of the power connector can facilitate the power supply, and the touch screen can input control instructions. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of a high-efficiency heat transfer structure of a heat storage tank proposed by the present invention; Figure 2 This is a schematic diagram of a top view of the main tank body of a heat storage tank high-efficiency heat transfer structure proposed by the present invention; Figure 3 This is a schematic diagram of a top view of a support plate of a high-efficiency heat transfer structure for a heat storage tank proposed by the present invention; Figure 4 This is a schematic diagram of a control system for a high-efficiency heat transfer structure of a heat storage tank proposed by the present invention.

[0020] In the figure: 1 main tank body, 2 control box, 3 touch screen, 4 controller, 5 memory, 6 power supply, 7 diversion port, 8 compressed air pump, 9 motor, 10 rotating rod, 11 spiral stirring belt, 12 fixing plug, 13 partition, 14 L-shaped plug, 15 water outlet pipe, 16 self-priming pump, 17 support plate, 18 hose, 19 connecting pipe, 20 temperature sensor, 21 adjustment plate, 22 rotating shaft, 23 knob, 24 power connector, 25 water inlet pipe, 26 filter screen, 27 liquid level sensor, 28 heat exchanger, 29 first connecting flange, 30 check valve, 31 fixing rod, 32 second spring, 33 water inlet valve, 34 solenoid valve, 35 pressure sensor, 36 second connecting flange, 37 fastening block. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0022] Embodiment 1: Reference Figure 1-4 A heat storage tank high-efficiency heat transfer structure includes a main tank body 1 and a control box 2. The bottom of the main tank body 1 is fixedly connected with a plurality of fastening blocks 37. The fastening blocks 37 are provided with fastening ports to facilitate the installation and fixation of the main tank body 1. A water inlet pipe 25 is fixedly inserted at the top of the main tank body 1 away from the control box 2, which is used to introduce cold water. A water inlet valve 33 is threadedly connected to the water inlet pipe 25 to control the flow rate of cold water introduction. A compressed air pump 8 is fixedly connected to the top of the main tank body 1. The output end of the compressed air pump 8 passes through the top of the main tank body 1 and extends inwardly, which is used to introduce pressure into the main tank body. In the present invention, one end of the compressed air pump 8 is threadedly connected to a solenoid valve 34, one end of the main tank body 1 is fixedly connected to a motor 9 for driving a rotating rod 10 to rotate, the output end of the motor 9 is fixedly connected to the rotating rod 10, and one end of the rotating rod 10 located in the main tank body 1 is fixedly connected to a spiral stirring belt 11 for improving the heat exchange efficiency between cold water and the heat exchanger. A fixing plug 12 is threadedly inserted at the bottom of the inner wall of the main tank body 1 near the motor 9 to facilitate the discharge of waste water; In the present invention, a partition 13 is fixedly connected in the main tank body 1, and a temperature sensor 20, a liquid level sensor 27 and a pressure sensor 35 are fixedly connected on the side of the partition 13 away from the spiral stirring belt 11, which are used to monitor the pressure, temperature and liquid level in the main tank body 1. A guide port 7 is provided at the bottom of the partition 13, and a filter screen 26 is fixedly inserted in the guide port 7 for filtering cold water. A heat exchanger 28 is provided in the main tank body 1, and the liquid inlet and liquid outlet of the heat exchanger 28 respectively penetrate the inner top and the inner wall bottom of the main tank body 1 and extend outward, and the liquid inlet end of the heat exchanger 28 is fixedly sleeved with a first connecting flange 29, and the liquid outlet end of the heat exchanger 28 is threadedly connected with a check valve 30 to prevent heat backflow; In the present invention, a water outlet pipe 15 is fixedly inserted at the top of the end of the main tank body 1 away from the control box 2, and a self-priming pump 16 is threadedly sleeved on the top of the water outlet pipe 15 for draining the hot water in the main tank body 1. A support plate 17 is fixedly connected to the outside of the water outlet pipe 15, and a connecting pipe 19 is fixedly connected to the end of the water outlet pipe 15 away from the main tank body 1 through a hose 18. A second connecting flange 36 is fixedly sleeved at one end of the connecting pipe 19 away from the water outlet pipe 15 for convenient connection with external components, and an adjusting plate 21 is fixedly sleeved on the outside of the connecting pipe 19, and the adjusting plate 21 and the supporting plate 17 are rotatably connected by a rotating shaft 22, and a knob 23 is fixedly connected to one end of the rotating shaft 22 for driving the rotating shaft 22 to rotate, and a fixing groove is provided on the supporting plate 17, and a fixing mechanism corresponding to the knob 23 is fixedly connected in the fixing groove; In the present invention, the fixing mechanism includes a fixing rod 31, on which an L-shaped plug rod 14 is slidably sleeved, and is used to fix the knob 23. The knob 23 is surrounded by a plurality of slots corresponding to the L-shaped plug rod 14. A second spring 32 is sleeved on the fixing rod 31, and the two ends of the second spring 32 are respectively fixedly connected to the L-shaped plug rod 14 and the inner wall of the fixing groove, so as to provide a certain elastic support for the L-shaped plug rod 14. In the present invention, the control box 2 is fixedly connected to one end of the main tank body 1, a touch screen 3 is fixedly connected to the top of the control box 2, a controller 4, a memory 5 and a power supply 6 are arranged inside the control box 2, the output ends of the temperature sensor 20, the liquid level sensor 27, the pressure sensor 35 and the power supply 6 are all connected to the input end of the controller 4 for sending monitoring signals to the controller 4, the output end of the controller 4 is respectively connected to the input ends of the motor 9, the solenoid valve 34, the compressed air pump 8 and the self-priming pump 16, a power connector 24 is fixedly embedded on the outer wall of the control box 2, and the output end of the power connector 24 is connected to the input end of the power supply 6.

[0023] In the present invention, a control method for a high-efficiency heat transfer structure of a heat storage tank comprises the following steps: Step 1: The pressure, temperature and liquid level in the main tank body 1 can be monitored by the liquid level sensor 27, the temperature sensor 20 and the pressure sensor 35, and then the monitoring signal is sent to the controller 4. The controller 4 sends a control instruction to the compressed air pump 8 according to a preset threshold value. When the pressure is low, the solenoid valve 34 is opened to pressurize the main tank body 1; Step 2: Start the self-priming pump 16 again, and then output the hot water through the connecting pipe 19. Turn the knob 23 to drive the rotating shaft 22 to rotate, so as to adjust the angle of the connecting pipe 19. The fixing mechanism can conveniently fix the knob 23. Step 3: By inputting control instructions through the touch screen 3, the motor 9 can be started by the controller 4, driving the rotating rod 10 to rotate, and the cold water can be driven to flow quickly through the spiral stirring belt 11 to improve the heat exchange efficiency with the heat exchanger 28.

[0024] In the present invention, by setting up the pressure control mechanism, the pressure in the heat storage tank can be monitored and controlled, thereby effectively improving the use effect of the heat storage tank.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A heat storage tank high-efficiency heat transfer structure, comprising a main tank body (1) and a control box (2), characterized in that: A water inlet pipe (25) is fixedly inserted at the top of one end of the main tank body (1) away from the control box (2), and a water inlet valve (33) is threadedly connected to the water inlet pipe (25). A compressed air pump (8) is fixedly connected to the top of the main tank body (1), and the output end of the compressed air pump (8) passes through the top of the main tank body (1) and extends inwardly. An extended end of the compressed air pump (8) is threadedly connected to a solenoid valve (34). One end of the main tank body (1) is fixedly connected to a motor (9), and the output end of the motor (9) is fixedly connected to a rotating rod (10). One end of the rotating rod (10) located inside the main tank body (1) is fixedly connected to a spiral stirring belt (11). A fixing plug (12) is threadedly inserted at the bottom of the inner wall of the main tank body (1) on the side close to the motor (9); A partition (13) is fixedly connected inside the main tank body (1), a temperature sensor (20), a liquid level sensor (27) and a pressure sensor (35) are fixedly connected to a side of the partition (13) away from the spiral stirring belt (11), a flow guide port (7) is provided at the bottom of the partition (13), a heat exchanger (28) is provided inside the main tank body (1), and a liquid inlet end and a liquid outlet end of the heat exchanger (28) respectively penetrate the inner top and the inner wall bottom of the main tank body (1) and extend outwards; A water outlet pipe (15) is fixedly inserted at the top of one end of the main tank body (1) away from the control box (2); a self-priming pump (16) is threadedly sleeved on the top of the water outlet pipe (15); a support plate (17) is fixedly connected to the outside of the water outlet pipe (15); a connecting pipe (19) is fixedly connected to the end of the water outlet pipe (15) away from the main tank body (1) via a hose (18); an adjusting plate (21) is fixedly sleeved on the outside of the connecting pipe (19); the adjusting plate (21) and the support plate (17) are rotatably connected via a rotating shaft (22); a knob (23) is fixedly connected to one end of the rotating shaft (22); a fixing groove is provided on the support plate (17); a fixing mechanism corresponding to the knob (23) is fixedly connected in the fixing groove; The control box (2) is fixedly connected to one end of the main tank (1); a touch screen (3) is fixedly connected to the top of the control box (2); a controller (4), a memory (5) and a power supply (6) are arranged in the control box (2); the output ends of the temperature sensor (20), the liquid level sensor (27), the pressure sensor (35) and the power supply (6) are all connected to the input end of the controller (4); and the output end of the controller (4) is respectively connected to the input ends of the motor (9), the solenoid valve (34), the compressed air pump (8) and the self-priming pump (16).

2. The high-efficiency heat transfer structure of a heat storage tank according to claim 1, characterized in that: A power connector (24) is fixedly embedded on the outer wall of the control box (2), and the output end of the power connector (24) is connected to the input end of the power source (6).

3. The high-efficiency heat transfer structure of a heat storage tank according to claim 1, characterized in that: A filter screen (26) is fixedly inserted in the flow guide port (7).

4. The high-efficiency heat transfer structure of a heat storage tank according to claim 1, characterized in that: A first connecting flange (29) is fixedly sleeved on the liquid inlet end of the heat exchanger (28), and a check valve (30) is threadedly connected to the liquid outlet end of the heat exchanger (28).

5. The high-efficiency heat transfer structure of a heat storage tank according to claim 1, characterized in that: A second connecting flange (36) is fixedly sleeved on one end of the connecting pipe (19) away from the water outlet pipe (15).

6. The high-efficiency heat transfer structure of a heat storage tank according to claim 1, characterized in that: A plurality of fastening blocks (37) are fixedly connected to the bottom of the main tank body (1), and fastening openings are provided on the fastening blocks (37).

7. The high-efficiency heat transfer structure of a heat storage tank according to claim 1, characterized in that: The fixing mechanism comprises a fixing rod (31), an L-shaped inserting rod (14) is slidably sleeved on the fixing rod (31), and a plurality of slots corresponding to the L-shaped inserting rod (14) are arranged around the knob (23).

8. The high-efficiency heat transfer structure of a heat storage tank according to claim 7, characterized in that: A second spring (32) is sleeved on the fixing rod (31), and two ends of the second spring (32) are respectively fixedly connected to the L-shaped insertion rod (14) and the inner wall of the fixing groove.

9. A control method for a high-efficiency heat transfer structure of a heat storage tank according to any one of claims 1 to 8, characterized in that: The following steps are involved: Step 1: The pressure, temperature and liquid level in the main tank (1) can be monitored by means of a liquid level sensor (27), a temperature sensor (20) and a pressure sensor (35), and the monitoring signal is then sent to a controller (4). The controller (4) sends a control instruction to a compressed air pump (8) according to a preset threshold value. When the pressure is low, the solenoid valve (34) is opened and pressurization is applied to the main tank (1); Step 2: Start the self-priming pump (16) again, and then output the hot water through the connecting pipe (19). Turn the knob (23) to drive the rotating shaft (22) to rotate, so as to adjust the angle of the connecting pipe (19). The fixing mechanism can conveniently fix the knob (23); Step 3: By inputting control instructions through the touch screen (3), the controller (4) can control the motor (9) to start, drive the rotating rod (10) to rotate, and drive the cold water to flow quickly through the spiral stirring belt (11), thereby improving the heat exchange efficiency with the heat exchanger (28).

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