Solar water heating device with heat exchange system

The angle of the flat plate solar collector is adjusted by a servo motor-driven threaded rod and an electric telescopic rod system. Combined with the design of a reciprocating screw scraper to remove scale, the problems of fixed installation of the solar collector and scale accumulation are solved, thereby improving the thermal energy conversion efficiency and hot water generation effect of the solar water heater.

CN223807384UActive Publication Date: 2026-01-16BEIJING NASENHUANNENG SCI-TECH CO LTD
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Patent Information

Application Number
CN202520293357.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-24
Publication Date
2026-01-16
Estimated Expiration
2035-02-24

AI Technical Summary

Technical Problem

Traditional solar water heaters with built-in heat exchange systems have fixed collectors that cannot be adjusted according to the angle of sunlight, resulting in reduced light absorption. At the same time, scale buildup on the inner wall of the storage tank affects the heat exchange effect.

Method used

The angle of the flat plate solar collector is adjusted by a servo motor-driven threaded rod and an electric telescopic rod system. The scale is removed by a scraper driven by a reciprocating screw, and the heat medium is circulated by a circulating pump for heat exchange.

Benefits of technology

This improves the light absorption rate and heat conversion efficiency of the solar collector, prevents scale from affecting heat exchange, and ensures the effectiveness of hot water generation.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of water heating devices, and provides a solar water heating device with a heat exchange system, which comprises a rectangular plate, two mounting blocks are fixedly mounted on one side of the outer surface of the top of the rectangular plate, the two mounting blocks are symmetrical, connecting shafts are fixedly mounted on the opposite surfaces of the two mounting blocks, and the connecting shafts are connected with the rectangular plate. The outer surface of the connecting shaft is movably sleeved with a flat plate collector. A servo motor and an electric telescopic rod are started at the same time, the servo motor drives a sliding block to move back and forth in a sliding groove through a threaded rod, the sliding block drives the electric telescopic rod to move, the angle of the flat plate collector can be adjusted through the electric telescopic rod, the flat plate collector rotates on the outer surface of a connecting shaft, and adjustment at different angles is conducted; the light absorption rate of the flat plate collector is improved, solar energy conversion heat energy is improved, the connecting block can rotate in the connector, and therefore the flat plate collector can be supported through the electric telescopic rod.
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Description

TECHNICAL FIELD

[0001] The utility model relates to hot water device technical field especially relates to a solar water heater with heat exchange system. BACKGROUND

[0002] The solar water heater with heat exchange system is a kind of efficient hot water supply equipment integrated solar collector and heat exchange system.This device absorbs solar radiation energy through solar collector, converts it into heat energy, and transfers heat energy to water through heat exchange system, to produce hot water.This device is not only energy saving and environmental protection, but also can greatly reduce the cost of hot water supply.

[0003] The collector of the conventional solar water heater with heat exchange system is mostly fixedly installed, which is inconvenient to adjust according to the angle of sunlight, thereby reducing the light absorption rate of the collector, reducing the heat conversion of solar energy, and the inner wall of the water storage bucket will produce scale for a long time, which will affect the heat exchange of the heat exchanger to water, thereby reducing the heating effect of hot water. UTILITY MODEL CONTENT

[0004] The utility model discloses a solar water heater with heat exchange system, which can adjust the angle of the collector according to the sunlight, improve the light absorption rate of the collector, and increase the heat conversion of solar energy.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a solar water heater with heat exchange system, comprising: a rectangular plate, one side of the outer surface of the top of the rectangular plate is fixedly installed with two mounting blocks, the two mounting blocks are symmetrical, the opposite surfaces of the two mounting blocks are fixedly installed with connecting shafts, the outer surfaces of the connecting shafts are movably sleeved with flat plate collectors, the centers of the bottoms of the flat plate collectors away from the connecting shafts are fixedly installed with connectors, further comprising:

[0006] A connecting block is movably embedded in the inside of the connector.

[0007] A sliding groove is opened in the center of the outer surface of the top of the rectangular plate, and a threaded rod is movably embedded in the inside of the sliding groove.

[0008] A servo motor is fixedly installed in the center of the side of the rectangular plate away from the connecting shaft, and the output end of the servo motor is fixedly installed on one end of the threaded rod through the sliding groove.

[0009] Preferably, the outer surface of the threaded rod is movably sleeved with a sliding block movably embedded in the inner part of the sliding groove, and the top of the sliding block is fixedly installed with an electric telescopic rod, and the top of the electric telescopic rod is fixedly installed on the outer surface of the connecting block.

[0010] The technical effect of the above further scheme is that the sliding block can drive the electric telescopic rod to move in the inner part of the sliding groove, thereby adjusting the angle of the flat plate collector.

[0011] Preferably, the outer surface of the flat plate collector near the electric telescopic rod is fixedly connected with an extension pipe, and the side away from the extension pipe is fixedly installed with a connecting pipe.

[0012] The technical effect of the above further scheme is that the extension pipe can be adjusted in contraction with the flat plate collector, without affecting the circulation of the heat medium.

[0013] Preferably, the bottom center of the rectangular plate is fixedly installed with an outer barrel, the inner part of the outer barrel is fixedly embedded with an inner barrel, a heat exchanger is arranged between the inner barrel and the outer barrel, and the two ends of the heat exchanger penetrate through the outer barrel.

[0014] The technical effect of the above further scheme is that the heat exchanger can transfer heat energy to the water in the inner barrel to generate hot water.

[0015] Preferably, the inner part of the inner barrel is movably embedded with an annular scraper, one side of the inner part of the inner barrel is movably embedded with a reciprocating screw rod, the side away from the reciprocating screw rod of the inner part of the inner barrel is fixedly installed with a sliding rod, the sliding rod is symmetrical to the reciprocating screw rod, and the annular scraper is movably sleeved on the outer surfaces of the sliding rod and the reciprocating screw rod.

[0016] The technical effect of the above further scheme is that the reciprocating screw rod drives the annular scraper to move up and down in the inner barrel, and the annular scraper is attached to the inner wall of the inner barrel, which can scrape off the scale attached to the inner wall, preventing the scale from being too thick to affect the heat energy transmission of the heat exchanger.

[0017] Preferably, one side of the outer surface of the bottom of the outer barrel is provided with a driving motor, the output end of the driving motor penetrates through the outer barrel and the inner barrel and is fixedly installed on one end of the reciprocating screw rod, and the outer surface of the outer barrel near the output end of the driving motor is provided with a sealing gasket.

[0018] The technical effect of the above further scheme is that the sealing gasket can prevent water from seeping out, thereby improving the sealing performance of the outer barrel and the inner barrel.

[0019] Preferably, the outer surface of the outer barrel near the upper end is provided with a water inlet pipe, the water inlet pipe penetrates through the outer barrel and communicates with the inner barrel, the outer surface of the outer barrel near the lower end is provided with a drain pipe, the drain pipe penetrates through the outer barrel and communicates with the inner barrel, and the outer surface of the drain pipe is provided with a control valve.

[0020] The technical effect of the further scheme is that water can be added into the inner barrel through the water inlet pipe, and the generated hot water can be taken out through the water outlet pipe.

[0021] Preferably, one side of the top outer surface of the rectangular plate is fixedly provided with a circulating pump, an output end of the circulating pump is fixedly connected with the telescopic pipe, the output end of the circulating pump is fixedly provided with a transmission pipe, one end of the transmission pipe is fixedly connected with the heat exchanger, the other end of the heat exchanger is fixedly connected with a hose, and the other end of the hose is fixedly connected with one end of the connecting pipe.

[0022] The technical effect of the further scheme is that the circulating pump drives the heat medium to circulate in the flat-plate collector and the heat exchanger.

[0023] Compared with the prior art, the utility model has the advantages and positive effects that,

[0024] 1. In the utility model, the servo motor and the electric telescopic rod are simultaneously opened, the servo motor drives the sliding block to move back and forth in the inside of the sliding groove through the threaded rod, the sliding block drives the electric telescopic rod to move, the electric telescopic rod can be used for angle adjustment of the flat-plate collector, the flat-plate collector rotates on the outer surface of the connecting shaft, different angle adjustment is carried out, the light absorption rate of the flat-plate collector is improved, solar energy is converted into heat energy, the connecting block can rotate in the inside of the connector, and thus the electric telescopic rod can be used for supporting the flat-plate collector.

[0025] 2. In the utility model, the circulating pump is opened to drive the heat medium to circulate in the flat-plate collector and the heat exchanger, the heat medium enters the inside of the heat exchanger through the telescopic pipe, the heat exchanger transmits heat energy to the water in the inside of the inner barrel, so that hot water is generated, the heat medium circulates into the inside of the flat-plate collector through the hose, the driving motor can be driven to rotate the reciprocating screw rod, the reciprocating screw rod drives the annular scraper to move up and down in the inside of the inner barrel, the annular scraper is attached to the inner wall of the inner barrel, can scrape off the scale adhered to the inner wall, prevents the scale from being too thick to affect the heat exchanger to transmit heat energy, and the scale can be cleaned out through the water outlet pipe. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 A structural schematic view of a solar water heating device with a heat exchange system is provided for the utility model;

[0027] Figure 2 A side view structural schematic view of a solar water heating device with a heat exchange system is provided for the utility model;

[0028] Figure 3 A bottom view structural schematic view of a solar water heating device with a heat exchange system is provided for the utility model;

[0029] Figure 4 A cross-sectional structure schematic view of a solar water heating device with a heat exchange system is provided.

[0030] Legend:

[0031] 1, outer barrel; 101, drain pipe; 102, control valve; 103, rectangular plate; 104, mounting block; 105, connecting shaft; 106, flat plate collector; 107, connecting pipe; 108, flexible pipe; 109, circulating pump; 111, transmission pipe; 112, connector; 113, connecting block; 114, electric telescopic rod; 115, sliding block; 116, sliding groove; 117, threaded rod; 118, hose; 119, servo motor; 120, drive motor; 121, gasket; 122, water inlet pipe; 123, annular scraper; 124, sliding rod; 125, reciprocating screw rod; 126, inner barrel; 127, heat exchanger. DETAILED DESCRIPTION

[0032] In order to more clearly understand the above-mentioned purposes, features and advantages of the present application, the present application will be further described below in conjunction with the drawings and examples. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0033] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be practiced in other ways different from those described herein, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0034] Example 1, as Figures 1-4The utility model provides a solar water heater with heat exchange system, include: rectangular board 103, one side fixed mounting of rectangular board 103 top outer surface has two mounting blocks 104, two mounting blocks 104 are symmetrical, the opposite surface fixed mounting of two mounting blocks 104 has connecting shaft 105, the outer surface movable sleeve of connecting shaft 105 has flat plate collector 106, the connector 112 is fixedly installed at the center of the bottom of the side away from connecting shaft 105 of flat plate collector 106, still include: connecting block 113, movablely embed in the inside of connector 112, the chute 116 is set up at the center of rectangular board 103 top outer surface, the inside movablely embeds of chute 116 has threaded rod 117, servo motor 119 is fixedly installed at the center of the side away from connecting shaft 105 of rectangular board 103, and the output of servo motor 119 penetrates chute 116 and is fixedly installed at one end of threaded rod 117, the outer surface movable sleeve of threaded rod 117 has sliding block 115, sliding block 115 movablely embeds in the inside of chute 116, the top fixed mounting of sliding block 115 has electric telescopic handle 114, and the top fixed mounting of electric telescopic handle 114 is at the outer surface of connecting block 113, the outer surface fixedly connected of flat plate collector 106 near electric telescopic handle 114 has telescopic pipe 108, and the fixed mounting of connecting pipe 107 of flat plate collector 106 away from telescopic pipe 108 has one side, the bottom center fixed mounting of rectangular board 103 has outer bucket 1, and the inside fixedly embeds of outer bucket 1 has inner bucket 126, and is provided with heat exchanger 127 between inner bucket 126 and outer bucket 1, and both ends of heat exchanger 127 all penetrate outer bucket 1.

[0035] In the embodiment, the servo motor 119 and the electric telescopic handle 114 are simultaneously started, the servo motor 119 drives the sliding block 115 to move back and forth in the inside of the chute 116 through the threaded rod 117, the sliding block 115 drives the electric telescopic handle 114 to move, the angle of the flat plate collector 106 can be adjusted through the electric telescopic handle 114, the flat plate collector 106 rotates on the outer surface of the connecting shaft 105, different angle adjustment is carried out, the light absorption rate of the flat plate collector 106 is improved, the solar energy conversion heat energy is improved, the connecting block 113 can rotate in the inside of the connector 112, so that the flat plate collector 106 can be supported through the electric telescopic handle 114.

[0036] Embodiment 2, as Figures 1-4As shown, the inner barrel 126 is movably embedded with an annular scraper 123, one side of the inner barrel 126 is movably embedded with a reciprocating screw rod 125, the inner barrel 126 is fixedly installed with a sliding rod 124 away from the reciprocating screw rod 125, the sliding rod 124 is symmetrical to the reciprocating screw rod 125, the annular scraper 123 is movably sleeved on the outer surfaces of the sliding rod 124 and the reciprocating screw rod 125; the bottom surface of the outer barrel 1 is provided with a driving motor 120, the output end of the driving motor 120 penetrates the outer barrel 1 and the inner barrel 126 and is fixedly installed at one end of the reciprocating screw rod 125, the outer surface of the outer barrel 1 close to the output end of the driving motor 120 is provided with a sealing gasket 121; the outer surface of the outer barrel 1 close to the upper end is provided with a water inlet pipe 122, the water inlet pipe 122 penetrates the outer barrel 1 and is connected with the inner barrel 126, the outer surface of the outer barrel 1 close to the lower end is provided with a drain pipe 101, the drain pipe 101 penetrates the outer barrel 1 and is connected with the inner barrel 126, the outer surface of the drain pipe 101 is provided with a control valve 102; the top surface of the rectangular plate 103 is fixedly installed with a circulating pump 109 at one side, the output end of the circulating pump 109 is fixedly connected with an extension pipe 108, the output end of the circulating pump 109 is fixedly installed with a transmission pipe 111, the transmission pipe 111 is fixedly connected with one end of a heat exchanger 127, the other end of the heat exchanger 127 is fixedly connected with a hose 118, the other end of the hose 118 is fixedly connected with one end of a connecting pipe 107.

[0037] In this embodiment, the circulating pump 109 is started to drive the heat medium to circulate in the flat plate collector 106 and the heat exchanger 127, the heat medium enters the inside of the heat exchanger 127 through the extension pipe 108, the heat exchanger 127 transmits heat energy to the water in the inner barrel 126 to generate hot water, the heat medium circulates into the inside of the flat plate collector 106 through the hose 118, the driving motor 120 is started to drive the reciprocating screw rod 125 to rotate, the reciprocating screw rod 125 drives the annular scraper 123 to move up and down in the inner barrel 126, the annular scraper 123 is in close contact with the inner wall of the inner barrel 126 to scrape off the scale attached to the inner wall, preventing the scale from being too thick to affect the heat exchanger 127 to transmit heat energy, the scale can be cleaned out through the drain pipe 101.

[0038] Working principle: when in use, the servo motor 119 and the electric telescopic rod 114 are started at the same time, the servo motor 119 drives the sliding block 115 to move back and forth in the inside of the sliding groove 116 through the threaded rod 117, the sliding block 115 drives the electric telescopic rod 114 to move, the electric telescopic rod 114 can adjust the angle of the flat plate collector 106, the flat plate collector 106 rotates on the outer surface of the connecting shaft 105, different angle adjustment is carried out, the light absorption rate of the flat plate collector 106 is improved, the conversion of solar energy into heat energy is improved, the connecting block 113 can rotate in the inside of the connector 112, so that the flat plate collector 106 can be supported through the electric telescopic rod 114, the circulating pipe in the inside of the flat plate collector 106 is filled with heat medium, the circulating pump 109 is started to drive the heat medium to circulate in the inside of the flat plate collector 106 and the heat exchanger 127, the heat medium enters the inside of the heat exchanger 127 through the telescopic pipe 108, the heat exchanger 127 transmits heat energy to the water in the inside of the inner barrel 126, so that hot water is generated, the heat medium circulates into the inside of the flat plate collector 106 through the hose 118, the driving motor 120 is started to drive the reciprocating screw rod 125 to rotate, the reciprocating screw rod 125 drives the annular scraper 123 to move up and down in the inside of the inner barrel 126, the annular scraper 123 is attached to the inner wall of the inner barrel 126, can scrape off the scale attached to the inner wall, prevent the scale from being too thick to affect the heat exchanger 127 to transmit heat energy, the scale can be cleaned out through the drain pipe 101.

[0039] The above is only a preferred embodiment of the present application, and does not limit the present application in other forms, any skilled person in the art can change or modify the above disclosed technical content into equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiments still belongs to the protection scope of the present application technical scheme.

Claims

1. A solar water heating apparatus with a heat exchanger system, comprising: Rectangular plate (103), one side of the top outer surface of the rectangular plate (103) is fixedly installed with two mounting blocks (104), the two mounting blocks (104) are symmetrical, the opposite surfaces of the two mounting blocks (104) are fixedly installed with connecting shafts (105), the outer surfaces of the connecting shafts (105) are movably sleeved with flat plate collectors (106), the centers of the bottoms of the flat plate collectors (106) away from the connecting shafts (105) are fixedly installed with connectors (112), characterized by further comprising: The connecting block (113) is movably embedded in the inside of the connector (112); The chute (116) is arranged in the center of the top outer surface of the rectangular plate (103), and the inside of the chute (116) movably embeds a threaded rod (117); The servo motor (119) is fixedly installed at the center of the side of the rectangular plate (103) away from the connecting shaft (105), and the output end of the servo motor (119) penetrates the chute (116) and is fixedly installed at one end of the threaded rod (117).

2. The solar water heating device with heat exchange system according to claim 1, characterized in that: The outer surface of the threaded rod (117) movably sleeves a sliding block (115), the sliding block (115) is movably embedded in the inside of the chute (116), and the top of the sliding block (115) is fixedly installed with an electric telescopic rod (114), and the top of the electric telescopic rod (114) is fixedly installed on the outer surface of the connecting block (113).

3. The solar water heating device with heat exchanger system according to claim 1, characterized in that: The outer surface of the side of the flat plate collector (106) close to the electric telescopic rod (114) is fixedly connected with an expansion pipe (108), and the side of the flat plate collector (106) away from the expansion pipe (108) is fixedly installed with a connecting pipe (107).

4. The solar water heating device with heat exchanger system according to claim 1, characterized in that: The bottom center of the rectangular plate (103) is fixedly installed with an outer barrel (1), the inside of the outer barrel (1) is fixedly embedded with an inner barrel (126), a heat exchanger (127) is arranged between the inner barrel (126) and the outer barrel (1), and both ends of the heat exchanger (127) penetrate the outer barrel (1).

5. The solar water heating apparatus with heat exchanger system according to claim 4, characterized in that: The inside of the inner barrel (126) movably embeds an annular scraper (123), one side of the inside of the inner barrel (126) movably embeds a reciprocating screw rod (125), the side of the inside of the inner barrel (126) away from the reciprocating screw rod (125) is fixedly installed with a sliding rod (124), the sliding rod (124) is symmetrical with the reciprocating screw rod (125), and the annular scraper (123) movably sleeves the outer surfaces of the sliding rod (124) and the reciprocating screw rod (125).

6. The solar water heating apparatus with heat exchanger system according to claim 4, characterized in that: One side of the outer surface of the bottom of the outer barrel (1) is provided with a driving motor (120), the output end of the driving motor (120) penetrates the outer barrel (1) and the inner barrel (126) and is fixedly installed at one end of the reciprocating screw rod (125), and the outer surface of the outer barrel (1) close to the output end of the driving motor (120) is provided with a sealing gasket (121).

7. The solar water heating apparatus with heat exchanger system according to claim 4, characterized in that: The outer barrel (1) is provided with a water inlet pipe (122) near the outer surface of the upper end, the water inlet pipe (122) penetrates the outer barrel (1) and is communicated with the inner barrel (126), the outer barrel (1) is provided with a drain pipe (101) near the outer surface of the lower end, the drain pipe (101) penetrates the outer barrel (1) and is communicated with the inner barrel (126), the outer surface of the drain pipe (101) is provided with a control valve (102).

8. The solar water heating apparatus of claim 1, wherein: One side of the top outer surface of the rectangular plate (103) is fixedly installed with a circulating pump (109), the output end of the circulating pump (109) is fixedly connected with a telescopic pipe (108), the output end of the circulating pump (109) is fixedly installed with a transmission pipe (111), the transmission pipe (111) is fixedly connected with one end of a heat exchanger (127), the other end of the heat exchanger (127) is fixedly connected with a hose (118), the other end of the hose (118) is fixedly connected with one end of a connecting pipe (107).