A heat exchange component for a gas water heater and a gas water heater

Abstract

This application discloses a heat exchange component and a gas water heater. The heat exchange component includes a heat exchange device and a flow regulating device. The heat exchange device is connected to the water inlet, and a first pipe is provided between the heat exchange device and the water inlet. The flow regulating device is located near the heat exchange device in the first pipe and is connected to both the heat exchange device and the water inlet. A heating device is connected to both the heat exchange device and the water inlet, and a second pipe is provided between the heating device and the water inlet. A water inlet temperature detection device is installed at a preset temperature detection position in the second pipe. By setting up the heat exchange device and the flow regulating device, the flow direction of hot and cold water is guided, achieving sterilization of the outlet water while meeting the user's water temperature requirements. This improves the reliability of the gas water heater, reduces the sterilization cost, and solves the safety problem of the outlet water from the gas water heater.

Description

Technical Field

[0001] This application relates to the field of electrical equipment technology, and in particular to a heat exchange component and a gas water heater. Background Technology

[0002] Gas water heaters, with their high efficiency, economy, and flexibility, have become one of the mainstream choices for hot water supply. They offer the advantage of rapid heating, making them suitable for users with high water consumption who prioritize convenience and comfort.

[0003] Common gas water heaters typically have a maximum outlet water temperature set between 65-70 degrees Celsius. Users typically use water between 35-45 degrees Celsius, and bacteria and viruses in the water can only be killed when the water temperature is above 60 degrees Celsius. Simply heating the water to the user's desired temperature is insufficient to meet their water safety needs.

[0004] In existing technologies, improving water quality through water softening and filtration does not achieve water sterilization or disinfection. Furthermore, the addition of softening and filtration devices affects water pressure and flow rate, impacting user experience. Therefore, there is an urgent need for a safe and reliable heat exchange component for gas water heaters to address these issues. Utility Model Content

[0005] This application provides a heat exchange component and a gas water heater. By setting up a heat exchange device and a flow regulation device, and using a pipeline connection to guide the flow direction of hot and cold water, the water outlet is sterilized, while meeting the user's water temperature requirements. This improves the reliability of the gas water heater, reduces the sterilization cost of the gas water heater, and solves the safety problem of the water outlet of the gas water heater.

[0006] According to one aspect of this application, a heat exchange component for a gas water heater is provided, the gas water heater including a water inlet and a heating device, and the heat exchange component including a heat exchange device and a flow regulating device.

[0007] The heat exchange device is connected to the water inlet, and a first pipeline is provided between the heat exchange device and the water inlet. The heat exchange device is connected to the water inlet through the first pipeline.

[0008] The flow regulating device is installed in the first pipeline near the heat exchange device, and the flow regulating device is connected to the heat exchange device and the water inlet respectively.

[0009] The heating device is connected to the heat exchange device and the water inlet respectively, and a second pipeline is provided between the heating device and the water inlet;

[0010] The second pipeline is equipped with an inlet water temperature detection device at the preset temperature detection position.

[0011] Furthermore, the heat exchange device includes a first inlet and a first outlet, wherein the first inlet and the first outlet are connected.

[0012] The first water inlet is connected to the first pipeline, and the heat exchange device is connected to the first pipeline through the first water inlet;

[0013] The flow regulating device is located near the first water inlet;

[0014] The first water outlet is connected to the heating device, and the heat exchange device is connected to the heating device through the first water outlet.

[0015] Furthermore, a third pipe is led out from the first water outlet, the third pipe is connected to the second pipe, and the first water outlet is connected to the heating device through the third pipe;

[0016] The inlet water temperature detection device is installed at a preset temperature detection position on the second pipeline between the third pipeline and the heating device.

[0017] Furthermore, the heat exchange assembly also includes a water inlet switch.

[0018] The water inlet switch includes a first port, a second port, and a third port, wherein the first port is connected to the second port and the third port respectively;

[0019] The first port is connected to the water inlet, and the second port is connected to the first pipeline;

[0020] The third port is connected to the second pipe, and the third port is connected to the heating device through the second pipe;

[0021] The water inlet is connected to the heat exchange device and the heating device respectively through the water inlet switch.

[0022] Furthermore, the gas water heater also includes a water outlet, which is connected to both the heating device and the heat exchange device.

[0023] The heat exchange device further includes a second water inlet and a second water outlet, wherein the second water inlet and the second water outlet are connected.

[0024] A fourth pipeline leads out from the second water inlet, and the fourth pipeline is connected to the heating device. The heat exchange device is connected to the heating device through the second water inlet.

[0025] A heat exchange temperature detection device is installed on the fourth pipeline near the second water inlet.

[0026] The second outlet is connected to the outlet, and the heat exchange device is connected to the outlet through the second outlet.

[0027] Furthermore, the heat exchange assembly also includes a water outlet switch.

[0028] The water outlet switch includes a fourth port, a fifth port, and a sixth port, wherein the fourth port is connected to the fifth port and the sixth port, respectively;

[0029] The fourth port is connected to the heating device, the fifth port is connected to the fourth pipeline, and the sixth port is connected to the water outlet;

[0030] The heating device is connected to the heat exchange device and the water outlet respectively through the water outlet switch.

[0031] Furthermore, a fifth pipeline is provided between the sixth port and the water outlet, and the sixth pipeline leads out from the second water outlet, and the sixth pipeline is connected to the fifth pipeline;

[0032] The second outlet is connected to the outlet through the sixth pipeline.

[0033] Furthermore, a water temperature detection device is installed in the fifth pipeline between the sixth pipeline and the water outlet.

[0034] Furthermore, a water flow detection device is installed in the second pipeline between the inlet water temperature detection device and the heating device.

[0035] According to another aspect of this application, this application also provides a gas water heater, including a water inlet, a heating device, a water outlet, and the heat exchange components of the gas water heater described above.

[0036] This application discloses a heat exchange component and a gas water heater. The heat exchange component includes a heat exchange device and a flow regulating device. The heat exchange device is connected to the water inlet, and a first pipe is provided between the heat exchange device and the water inlet. The heat exchange device is connected to the water inlet through the first pipe. The flow regulating device is located near the heat exchange device in the first pipe and is connected to both the heat exchange device and the water inlet. A heating device is connected to both the heat exchange device and the water inlet, and a second pipe is provided between the heating device and the water inlet. A water inlet temperature detection device is installed at a preset temperature detection position in the second pipe. By setting up the heat exchange device and the flow regulating device, and using a pipe connection to guide the flow direction of hot and cold water, sterilization of the outlet water is achieved, while meeting the user's water temperature requirements. This improves the reliability of the gas water heater, reduces the sterilization cost of the gas water heater, and solves the safety problem of the outlet water from the gas water heater. Attached Figure Description

[0037] To more clearly illustrate the technical solutions in the embodiments of this application, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0038] Figure 1 This is a first structural schematic diagram of the heat exchange component of the gas water heater provided in an embodiment of this application;

[0039] Figure 2 This is a schematic diagram of the second structure of the heat exchange component of the gas water heater provided in the embodiments of this application;

[0040] Figure 3 This is a third structural schematic diagram of the heat exchange component of the gas water heater provided in the embodiments of this application;

[0041] The corresponding labels in the figure are as follows: 1-Inlet, 2-Heating device, 3-Heat exchange device, 4-Flow regulating device, 5-First pipeline, 6-Second pipeline, 7-Inlet water temperature detection device, 8-First inlet, 9-First outlet, 10-Third pipeline, 11-Inlet switch, 12-First port, 13-Second port, 14-Third port, 15-Outlet, 16-Second inlet, 17-Second outlet, 18-Fourth pipeline, 19-Heat exchange temperature detection device, 20-Outlet switch, 21-Fourth port, 22-Fifth port, 23-Sixth port, 24-Fifth pipeline, 25-Sixth pipeline, 26-Outlet water temperature detection device, 27-Water flow detection device. Detailed Implementation

[0042] The technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, and not all embodiments. Based on the embodiments of this application, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of this application.

[0043] Commonly used gas water heaters typically have a maximum settable outlet water temperature of 65-70 degrees Celsius, while users' water temperature is usually between 35-45 degrees Celsius. Water temperatures above 60 degrees Celsius can kill bacteria and viruses in the water. Currently, common methods for achieving clean water include adding a water softening and filtration device to the gas water heater's inlet, or using an ultraviolet disinfection module. However, water softening and filtration cannot disinfect the water, and adding these devices can affect water pressure and flow rate; furthermore, maintenance and replacement require additional costs.

[0044] This application discloses a heat exchange component for a gas water heater. By setting up a heat exchange device and a flow regulation device, and using a pipeline connection to guide the flow direction of hot and cold water, the system can sterilize the outlet water while meeting the user's water temperature requirements. This improves the reliability of the gas water heater and reduces the sterilization cost of the gas water heater.

[0045] like Figure 1 As shown in the figure, this application discloses a heat exchange component for a gas water heater. The gas water heater includes an inlet 1 and a heating device 2, and the heat exchange component includes a heat exchange device 3 and a flow regulating device 4.

[0046] The heat exchange device 3 is connected to the water inlet 1, and a first pipeline 5 is provided between the heat exchange device 3 and the water inlet 1. The heat exchange device 3 is connected to the water inlet 1 through the first pipeline 5.

[0047] The flow regulating device 4 is installed in the first pipeline 5 near the heat exchange device 3, and the flow regulating device 4 is connected to the heat exchange device 3 and the water inlet 1 respectively.

[0048] The heating device 2 is connected to the heat exchange device 3 and the water inlet 1 respectively, and a second pipeline 6 is provided between the heating device 2 and the water inlet 1;

[0049] The second pipeline 6 is equipped with an inlet water temperature detection device 7 at a preset temperature detection position.

[0050] Optionally, such as Figure 1 As shown, the gas water heater includes a water inlet 1 and a heating device 2. The water inlet 1 receives ambient temperature tap water as the incoming water. The heating device 2 heats the incoming water to meet the user's hot water needs.

[0051] Optionally, such as Figure 1 As shown, the heat exchange assembly includes a heat exchange device 3, which can be a plate heat exchanger.

[0052] Optionally, such as Figure 1As shown, a first pipe 5 is provided between the heat exchange device 3 and the water inlet 1. The heat exchange device 3 is connected to the water inlet 1 through the first pipe 5. The water inlet 1 enters the heat exchange device 3 through the first pipe 5 to transfer heat.

[0053] Optionally, such as Figure 1 As shown, the flow regulating device 4 is located in the first pipeline 5 near the heat exchange device 3. The flow regulating device 4 is connected to the heat exchange device 3 and the water inlet 1 respectively. The flow regulating device 4 is used to regulate the water flow rate of the water entering the heat exchange device 3.

[0054] Optionally, such as Figure 1 As shown, a second pipe 6 is provided between the heating device 2 and the water inlet 1. The heating device 2 is connected to the water inlet 1 through the second pipe 6. The water entering the water inlet 1 enters the heating device 2 through the second pipe 6 so that the heating device 2 heats the water.

[0055] Optionally, such as Figure 1 As shown, the heating device 2 is connected to the heat exchange device 3 and the water inlet 1 respectively. The water inlet 1 can directly supply water to the heating device 2. The water inlet 1 can also input water into the heat exchange device 3 for heat exchange before inputting it into the heating device 2.

[0056] Optionally, such as Figure 1 As shown, an inlet water temperature detection device 7 is installed at a preset temperature detection position in the second pipeline 6. The inlet water temperature detection device 7 is used to detect the temperature of the water in the second pipeline 6, so as to adjust the operating parameters of the heating device 2 according to the temperature detection results. Specifically, the inlet water temperature detection device 7 is a temperature sensor.

[0057] Optionally, such as Figure 1 As shown, the gas water heater also includes a power board, which includes a control unit. The control unit is communicatively connected to the flow regulating device 4 and is used to control the water flow rate input to the heat exchange device 4. The control unit is also communicatively connected to the inlet water temperature detection device 7 and is used to control the inlet water temperature detection device 7 to detect the water temperature in the second pipeline 6. The control unit is also communicatively connected to the heating device 2 and is used to control the heating device 2 to perform heating.

[0058] Optionally, such as Figure 2 As shown, the heat exchange device 3 includes a first inlet 8 and a first outlet 9, and the first inlet 8 is connected to the first outlet 9.

[0059] The first water inlet 8 is connected to the first pipeline 5, and the heat exchange device 3 is connected to the first pipeline 5 through the first water inlet 8;

[0060] The flow regulating device 4 is located near the first water inlet 8;

[0061] The first water outlet 9 is connected to the heating device 2, and the heat exchange device 3 is connected to the heating device 2 through the first water outlet 9.

[0062] Optionally, such as Figure 2 As shown, the heat exchange device 3 includes a first inlet 8 and a first outlet 9. The first inlet 8 and the first outlet 9 are connected, and the pipe between the first inlet 8 and the first outlet 9 is used to store cold water for heat exchange.

[0063] Optionally, such as Figure 2 As shown, the first water inlet 8 is connected to the first pipeline 5, and the heat exchange device 3 is connected to the first pipeline 5 through the first water inlet 8. The first pipeline 5 inputs room temperature water into the heat exchange device 3 through the first water inlet 8.

[0064] Optionally, such as Figure 2 As shown, the flow regulating device 4 is located near the first water inlet 8, and the flow regulating device 4 is used to control the water flow rate entering the first water inlet 8.

[0065] Optionally, such as Figure 2 As shown, the first water outlet 9 is connected to the heating device 2, and the heat exchange device 3 is connected to the heating device 2 through the first water outlet 9. The heat exchange device 3 delivers water that has undergone heat exchange to the heating device 2 through the first water outlet 9.

[0066] In this implementation, the flow rate of cold water entering the heat exchange device is controlled by setting a flow regulation device, which exchanges heat with the hot water to be cooled, so that the output water meets the user's water temperature requirements, avoids scalding, improves the reliability of the gas water heater, and thus enhances the user experience.

[0067] Optionally, such as Figure 2 As shown, the first water outlet 9 leads out to the third pipe 10, which is connected to the second pipe 6. The first water outlet 9 is connected to the heating device 2 through the third pipe 10.

[0068] The inlet water temperature detection device 6 is located at a preset temperature detection position on the second pipeline 6 between the third pipeline 10 and the heating device 2.

[0069] Optionally, such as Figure 2As shown, the first water outlet 9 leads out to the third pipe 10, which is connected to the second pipe 6. The first water outlet 9 is connected to the heating device 2 through the third pipe 10. The water output from the first water outlet 9 is input to the heating device 2 through the third pipe 10 and the second pipe 6.

[0070] Optionally, such as Figure 2 As shown, the third pipeline 10 is connected to the second pipeline 6 through a connection port, and the second pipeline 6 between the connection port and the heating device 2 is equipped with the inlet water temperature detection device 6.

[0071] In this implementation, a third pipeline is led out from the first outlet. The heat exchange device is connected to the heating device through the third pipeline. An inlet water temperature detection device is set to detect the temperature of the water flowing into the heating device, which facilitates the setting of the operating parameters of the heating device, heats the inlet water to be heated, quickly meets the user's hot water needs, and reduces resource waste.

[0072] Optionally, such as Figure 2 As shown, the heat exchange assembly also includes a water inlet switch 11.

[0073] The water inlet switch 11 includes a first port 12, a second port 13 and a third port 14, wherein the first port 12 is connected to the second port 13 and the third port 14 respectively.

[0074] The first port 12 is connected to the water inlet 1, and the second port 13 is connected to the first pipeline 5;

[0075] The third port 14 is connected to the second pipe 6, and the third port 14 is connected to the heating device 2 through the second pipe 6;

[0076] The water inlet 1 is connected to the heat exchange device 3 and the heating device 2 respectively through the water inlet switch 11.

[0077] Optionally, such as Figure 2 As shown, the heat exchange assembly also includes a water inlet switch 11, which is a three-way valve.

[0078] Optionally, such as Figure 2As shown, the water inlet switch 11 includes a first port 12, a second port 13, and a third port 14. The first port 12 is connected to both the second port 13 and the third port 14. The first port 12 is connected to the water inlet 1, the second port 13 is connected to the first pipe 5, and the third port 14 is connected to the second pipe 6. Specifically, when the water inlet switch 11 is open, the first port 12 is connected to the second port 13, and the first port 12 is not connected to the third port 14; when the water inlet switch 11 is closed, the first port 12 is connected to the third port 14, and the first port 12 is not connected to the second port 13.

[0079] Optionally, such as Figure 2 As shown, when the water inlet switch 11 is closed, the first port 12 is connected to the third port 14, and the third port 14 is connected to the heating device 2 through the second pipeline 6.

[0080] Optionally, such as Figure 2 As shown, when the water inlet switch 11 is opened, the first port 12 is connected to the second port 13, and the first port 12 is not connected to the third port 14. The water inlet 1 is connected to the heat exchange device 3 through the water inlet switch 11.

[0081] Optionally, such as Figure 2 As shown, when the water inlet switch 11 is closed, the first port 12 is connected to the third port 14, and the first port 12 is not connected to the second port 13. The water inlet 1 is connected to the heating device 2 through the water inlet switch 11.

[0082] Optionally, such as Figure 2 As shown, the water inlet switch 11 is communicatively connected to the control unit of the power board, and the control unit is used to control the opening and closing of the water inlet switch 11.

[0083] In this implementation, the connection between the water inlet and the heat exchange and heating devices is controlled by the water inlet switch to meet different water output requirements. The water inlet can be directly heated to the user's required water temperature by the heating device, or the water can be heated to more than 60 degrees Celsius to achieve sterilization by the heating device, and then cooled by the heat exchange device to reach the user's required water output temperature. This satisfies the user's water quality requirements and improves the user's water safety.

[0084] Optionally, such as Figure 3 As shown, the gas water heater also includes a water outlet 15, which is connected to both the heating device 2 and the heat exchange device 3.

[0085] The heat exchange device 3 further includes a second inlet 16 and a second outlet 17, wherein the second inlet 16 and the second outlet 17 are connected.

[0086] The second water inlet 16 leads out to the fourth pipe 18, which is connected to the heating device 2. The heat exchange device 3 is connected to the heating device 2 through the second water inlet 16.

[0087] A heat exchange temperature detection device 19 is installed on the fourth pipeline 18 near the second water inlet 16;

[0088] The second outlet 17 is connected to the outlet 15, and the heat exchange device 3 is connected to the outlet 15 through the second outlet 17.

[0089] Optionally, such as Figure 3 As shown, the gas water heater also includes a water outlet 15, which is used to deliver water to the user to meet the user's needs, including the set water temperature and sterilization requirements.

[0090] Optionally, such as Figure 3 As shown, the heat exchange device 3 further includes a second inlet 16 and a second outlet 17. The second inlet 16 and the second outlet 17 are connected. A fourth pipe 18 leads out from the second inlet 16 and is connected to the heating device 2. The heat exchange device 3 is connected to the heating device 2 through the second inlet 16. Specifically, the hot water heated by the heating device can flow into the heat exchange device 3 through the fourth pipe 18 and the second inlet 16. After being cooled in the heat exchange device 3, the hot water flows out through the second outlet 17.

[0091] Optionally, such as Figure 3 As shown, a heat exchange temperature detection device 19 is provided on the fourth pipeline 18 near the second water inlet 16. The heat exchange temperature detection device 19 is used to detect the temperature of the hot water entering the heat exchange device 3, so as to adjust the water flow of the flow regulating device 4 according to the detection result.

[0092] Optionally, such as Figure 3 As shown, the second outlet 17 is connected to the outlet 15, and the heat exchange device 3 is connected to the outlet 15 through the second outlet 17 to output sterilized water at the user-set temperature to the user.

[0093] In this implementation, both the heating device and the heat exchanger are connected to the outlet, ensuring that the water output from either device meets the user's water demand before being discharged. A heat exchanger temperature detection device is installed near the second inlet to monitor the hot water to be cooled, facilitating adjustments to the cooling water flow and improving the cooling efficiency of the heat exchanger.

[0094] Optionally, such as Figure 3 As shown, the heat exchange assembly also includes a water outlet switch 20.

[0095] The water outlet switch 20 includes a fourth port 21, a fifth port 22 and a sixth port 23, wherein the fourth port 21 is connected to the fifth port 22 and the sixth port 23 respectively;

[0096] The fourth port 21 is connected to the heating device 2, the fifth port 22 is connected to the fourth pipeline 18, and the sixth port 23 is connected to the water outlet 15;

[0097] The heating device 2 is connected to the heat exchange device 3 and the water outlet 15 via the water outlet switch 20.

[0098] Optionally, such as Figure 3 As shown, the heat exchange assembly also includes a water outlet switch 20, which is a three-way valve.

[0099] Optionally, such as Figure 3 As shown, the water outlet switch 20 includes a fourth port 21, a fifth port 22, and a sixth port 23. The fourth port 21 is connected to both the fifth port 22 and the sixth port 23. The fourth port 21 is connected to the heating device 2. The fifth port 22 is connected to the fourth pipeline 18. The sixth port 23 is connected to the water outlet 15. Specifically, when the water outlet switch 20 is open, the fourth port 21 is connected to the fifth port 22, but not to the sixth port 23; when the water outlet switch 20 is closed, the fourth port 21 is connected to the sixth port 23, but not to the fifth port 22.

[0100] Optionally, such as Figure 3 As shown, when the water outlet switch 20 is closed, the fourth port 21 is connected to the sixth port 23, the heating device 2 is connected to the water outlet 15, and the hot water from the heating device flows directly to the water outlet.

[0101] Optionally, such as Figure 3As shown, when the water outlet switch 20 is opened, the fourth port 21 is connected to the fifth port 22 and the fourth port 21 is not connected to the sixth port 23, and the hot water from the heating device 2 is input into the heat exchange device 3.

[0102] Optionally, such as Figure 3 As shown, the water outlet switch 20 is communicatively connected to the control unit of the power board, and the control unit is used to control the opening and closing of the water outlet switch 20.

[0103] In this implementation, the connection between the heating device, the heat exchange device, and the water outlet is controlled by the water outlet switch, providing users with hot water that meets their water temperature and quality requirements, thus improving the user experience.

[0104] Optionally, such as Figure 3 As shown, a fifth pipe 24 is provided between the sixth port 23 and the outlet 15, and the sixth pipe 25 is led out from the second outlet 17. The sixth pipe 25 is connected to the fifth pipe 24.

[0105] The second outlet 17 is connected to the outlet 15 through the sixth pipe 25.

[0106] Optionally, such as Figure 3 As shown, the fifth pipeline 24 between the sixth pipeline 25 and the outlet 15 is equipped with an outlet water temperature detection device 26.

[0107] Optionally, such as Figure 3 As shown, a fifth pipe 24 is provided between the sixth port 23 and the water outlet 15, and the hot water from the heating device 2 is output to the user through the fifth pipe 24.

[0108] Optionally, such as Figure 3 As shown, the second water outlet 17 leads out to the sixth pipe 25, which is connected to the fifth pipe 24. The heat exchange device 3 outputs sterilized water to the user through the sixth pipe 25.

[0109] Optionally, such as Figure 3 As shown, a water outlet temperature detection device 26 is installed in the fifth pipe 24 between the sixth pipe 25 and the water outlet 15. The water outlet temperature detection device 26 is used to detect the water temperature in the fifth pipe 24 to determine whether the water outlet temperature meets the user's requirements. Specifically, the water outlet temperature detection device 26 is a temperature sensor.

[0110] Optionally, such as Figure 3 As shown, the outlet water temperature detection device 26 is communicatively connected to the control unit of the power board, and the control unit is used to control the outlet water temperature detection device 26 to perform outlet water temperature detection.

[0111] In this implementation, the water flow direction is guided by the pipeline, which is simple in structure and low in cost. The outlet water temperature detection device is installed in the pipeline to facilitate the detection of whether the outlet water temperature meets the user's needs.

[0112] Optionally, such as Figure 3 As shown, a water flow detection device 27 is installed in the second pipeline 6 between the inlet water temperature detection device 7 and the heating device 2.

[0113] Optionally, such as Figure 3 As shown, a water flow detection device 27 is provided in the second pipeline 6 between the inlet water temperature detection device 7 and the heating device 2. The water flow detection device 27 is used to detect the water flow rate of the inlet water supplied from the second pipeline 6 to the heating device 2.

[0114] Optionally, such as Figure 3 As shown, the water flow detection device 27 is communicatively connected to the control unit of the power board, and the control unit is used to control the water flow detection device 27 to perform water flow detection.

[0115] In this implementation, a water flow detection device is installed in the second pipeline between the inlet water temperature detection device and the heating device to detect the flow rate of the water entering the heating device. This allows for adjustment of the heating device's operating parameters based on the inlet water flow rate, thereby improving heating efficiency and reducing resource waste.

[0116] This application also discloses a gas water heater, which includes an inlet 1, a heating device 2, an outlet 15, and a heat exchange component of the gas water heater described in any of the above embodiments.

[0117] The above embodiments of this application have the following beneficial effects: This application discloses a heat exchange component and a gas water heater. The heat exchange component includes a heat exchange device and a flow regulating device. The heat exchange device is connected to the water inlet, and a first pipeline is provided between the heat exchange device and the water inlet. The flow regulating device is located near the heat exchange device in the first pipeline and is connected to both the heat exchange device and the water inlet. A heating device is connected to both the heat exchange device and the water inlet, and a second pipeline is provided between the heating device and the water inlet. A water inlet temperature detection device is installed at a preset temperature detection position in the second pipeline. By setting up a heat exchange device and a flow regulating device, and using a pipeline connection to guide the flow direction of hot and cold water, sterilization of the outlet water is achieved, while meeting the user's water temperature requirements. This improves the reliability of the gas water heater, reduces the sterilization cost of the gas water heater, and solves the safety problem of the outlet water from the gas water heater.

[0118] In this application, unless otherwise expressly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the connection within two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this application according to the specific circumstances.

[0119] It should be noted that the order of the embodiments described above is merely for descriptive purposes and does not represent the superiority or inferiority of the embodiments. Furthermore, while this specification describes specific embodiments, other embodiments are also within the scope of the appended claims. In some cases, the actions or steps described in the claims can be performed in the order shown in different embodiments and still achieve the desired results. Additionally, the processes depicted in the drawings do not necessarily require a specific order or sequence of connections to achieve the desired results; in some implementations, parallel processing of multiple tasks is possible or may be advantageous.

[0120] The various embodiments in this specification are described in a progressive manner. The same or similar parts between the various embodiments can be referred to each other. The focus of each embodiment is to describe the differences from other embodiments.

[0121] The above are merely preferred embodiments of this application and are not intended to limit this application. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this application should be included within the protection scope of this application.

Claims

1. A heat exchange component for a gas water heater, the gas water heater comprising a water inlet (1) and a heating device (2), characterized in that, The heat exchange assembly includes a heat exchange device (3) and a flow regulating device (4). The heat exchange device (3) is connected to the water inlet (1), and a first pipeline (5) is provided between the heat exchange device (3) and the water inlet (1). The heat exchange device (3) is connected to the water inlet (1) through the first pipeline (5). The flow regulating device (4) is installed in the first pipeline (5) near the heat exchange device (3), and the flow regulating device (4) is connected to the heat exchange device (3) and the water inlet (1) respectively; The heating device (2) is connected to the heat exchange device (3) and the water inlet (1) respectively, and a second pipeline (6) is provided between the heating device (2) and the water inlet (1); The second pipeline (6) is equipped with an inlet water temperature detection device (7) at the preset temperature detection position.

2. The heat exchange component of the gas water heater according to claim 1, characterized in that, The heat exchange device (3) includes a first inlet (8) and a first outlet (9), wherein the first inlet (8) and the first outlet (9) are connected. The first water inlet (8) is connected to the first pipeline (5), and the heat exchange device (3) is connected to the first pipeline (5) through the first water inlet (8); The flow regulating device (4) is located near the first water inlet (8); The first water outlet (9) is connected to the heating device (2), and the heat exchange device (3) is connected to the heating device (2) through the first water outlet (9).

3. The heat exchange component of the gas water heater according to claim 2, characterized in that, The first outlet (9) leads out to the third pipe (10), which is connected to the second pipe (6). The first outlet (9) is connected to the heating device (2) through the third pipe (10). The inlet water temperature detection device (6) is set at the preset temperature detection position of the second pipeline (6) between the third pipeline (10) and the heating device (2).

4. The heat exchange component of the gas water heater according to claim 3, characterized in that, The heat exchange assembly also includes a water inlet switch (11). The water inlet switch (11) includes a first port (12), a second port (13) and a third port (14), wherein the first port (12) is connected to the second port (13) and the third port (14) respectively; The first port (12) is connected to the water inlet (1), and the second port (13) is connected to the first pipeline (5); The third port (14) is connected to the second pipe (6), and the third port (14) is connected to the heating device (2) through the second pipe (6); The water inlet (1) is connected to the heat exchange device (3) and the heating device (2) respectively through the water inlet switch (11).

5. The heat exchange assembly of the gas water heater according to claim 1, wherein the gas water heater further includes a water outlet (15), characterized in that, The water outlet (15) is connected to the heating device (2) and the heat exchange device (3) respectively. The heat exchange device (3) further includes a second inlet (16) and a second outlet (17), wherein the second inlet (16) and the second outlet (17) are connected. The second water inlet (16) leads out to the fourth pipe (18), the fourth pipe (18) is connected to the heating device (2), and the heat exchange device (3) is connected to the heating device (2) through the second water inlet (16); A heat exchange temperature detection device (19) is installed near the second water inlet (16) in the fourth pipeline (18); The second outlet (17) is connected to the outlet (15), and the heat exchange device (3) is connected to the outlet (15) through the second outlet (17).

6. The heat exchange component of the gas water heater according to claim 5, characterized in that, The heat exchange assembly also includes a water outlet switch (20). The water outlet switch (20) includes a fourth port (21), a fifth port (22) and a sixth port (23), wherein the fourth port (21) is connected to the fifth port (22) and the sixth port (23) respectively; The fourth port (21) is connected to the heating device (2), the fifth port (22) is connected to the fourth pipeline (18), and the sixth port (23) is connected to the water outlet (15); The heating device (2) is connected to the heat exchange device (3) and the water outlet (15) respectively through the water outlet switch (20).

7. The heat exchange component of the gas water heater according to claim 4, characterized in that, A fifth pipe (24) is provided between the sixth port (23) and the outlet (15), and the sixth pipe (25) is led out from the second outlet (17). The sixth pipe (25) is connected to the fifth pipe (24). The second outlet (17) is connected to the outlet (15) through the sixth pipe (25).

8. The heat exchange component of the gas water heater according to claim 7, characterized in that, A water temperature detection device (26) is installed in the fifth pipeline (24) between the sixth pipeline (25) and the water outlet (15).

9. The heat exchange component of the gas water heater according to claim 3, characterized in that, A water flow detection device (27) is installed in the second pipeline (6) between the inlet water temperature detection device (7) and the heating device (2).

10. A gas-fired water heater, characterized in that, It includes an inlet (1), a heating device (2), an outlet (15), and a heat exchange component of a gas water heater as described in any one of claims 1-9.

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