CN218210064U

CN218210064U - Dual-purpose water heater

Info

Publication number: CN218210064U
Application number: CN202221911917.3U
Authority: CN
Inventors: 卢宇轩; 劳耀荣
Original assignee: Guangdong Vanward New Electric Co Ltd
Current assignee: Guangdong Vanward New Electric Co Ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-01-03
Anticipated expiration: 2032-07-21

Abstract

The utility model relates to a dual-purpose water heater, which comprises a bathroom water pipeline and a drinking water pipeline which are communicated with an external tap water pipeline, wherein the bathroom water pipeline comprises a bathroom water inlet pipe, a bathroom heat exchange pipe and a bathroom water outlet pipe which are sequentially communicated; the drinking water pipeline comprises a drinking water inlet pipe, a drinking water heat exchange pipe and a drinking water outlet pipe which are sequentially communicated; the heating device is used for heating the bathroom heat exchange tube and the drinking water heat exchange tube, the water proportion control valve is used for controlling the flow rate of liquid in the drinking water pipeline, and the temperature detection device and the controller are used for detecting the temperature of the liquid in the drinking water outlet pipe. This scheme can export bathroom water and life drinking water simultaneously, improves the convenience of water and satisfies the manifold water demand of user, need not to adorn other purifier outward simultaneously, reduces cost structure compacter. Finally, the water proportional control valve can reduce the liquid flow in the drinking water pipeline according to the temperature so as to reduce the heating load of the heating device, thereby achieving the purpose of energy conservation.

Description

Dual-purpose water heater

Technical Field

The utility model relates to hot water supply equipment especially relates to dual-purpose type water heater.

Background

The gas water heater is also called a gas water heater, and refers to a gas appliance which takes gas as fuel and transfers heat to cold water flowing through a heater in a combustion heating mode so as to achieve the purpose of preparing hot water.

With the improvement of living standard of people, the requirements for convenience and water quality of living water are gradually improved, and people begin to demand a device capable of outputting water for bath and drinking water for life. However, the existing gas water heater cannot output drinkable hot water, if a series of water treatment household appliances such as a water purifier and a pipeline machine are required to be added to output drinkable hot water, the structure is complex, the cost is high, and the requirements of users cannot be directly met.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem one of solve will provide a dual-purpose type water heater, and it has solved the unable drinking water scheduling problem of exporting of gas heater among the prior art effectively, can export bathroom water and life drinking water according to user's needs, has simple structure, the function is reliable, satisfies advantages such as the various demands of customer.

The technical problem is solved by the following technical scheme:

dual-purpose type water heater includes:

the bathroom water pipeline is communicated with an external tap water pipeline and comprises a bathroom water inlet pipe, a bathroom heat exchange pipe and a bathroom water outlet pipe which are sequentially communicated;

the drinking water pipeline is communicated with an external tap water pipeline and comprises a drinking water inlet pipe, a drinking water heat exchange pipe and a drinking water outlet pipe which are sequentially communicated;

the heating device is used for heating the bathroom heat exchange tube and the drinking water heat exchange tube;

the water proportional control valve is arranged on the drinking water inlet pipe or the drinking water outlet pipe and is used for controlling the flow rate of liquid in the drinking water pipeline;

the temperature detection device is arranged on the drinking water outlet pipe and is used for detecting the temperature of liquid in the drinking water outlet pipe;

and the controller is electrically connected with the water proportional valve and the temperature detection device respectively.

Compared with the prior art, the dual-purpose water heater has the advantages that: the bathroom water inlet pipe and the drinking water inlet pipe can be connected with the same water inlet main pipe to realize water inlet of a bathroom water pipeline and a drinking water pipeline, the bathroom water inlet pipe and the drinking water inlet pipe are respectively connected with different heat exchange pipelines, so the bathroom water pipeline and the drinking water pipeline can respectively and independently operate, the bathroom water pipeline can be used for conventional bathroom operation, and the drinking water pipeline can be matched with a heating device to heat tap water to 95-100 ℃ to achieve the purpose of sterilization and dechlorination, so that the drinking water can be converted into drinkable plain boiled water. Because be provided with the water proportional control valve on drinking water inlet tube or the drinking water outlet pipe, so the aperture through water proportional control valve changes, the velocity of water flow in the steerable drinking water pipeline, in the actual operation, the drinking water outlet pipe temperature information that the controller detected according to temperature-detecting device, if the drinking water pipeline leads to a water temperature to be less than the set temperature because discharge is great, the controller can be through the aperture of control water proportional control valve, with discharge reduction, with satisfy user's play water demand. In addition, the water flow rate is controlled by the water proportional valve, the combustion load is controlled by the controller, and the fuel consumption of the combustor can be reduced on the premise that the heating water reaches the drinking temperature, so that the energy-saving effect is achieved.

In one embodiment, a first water flow sensor for detecting whether water flow information exists in the bathroom water pipeline is arranged on the bathroom water pipeline; the drinking water pipeline is provided with a second water flow sensor used for detecting whether the drinking water pipeline has water flow information or not, and the first water flow sensor and the second water flow sensor are electrically connected with the controller.

In one embodiment, the heating device comprises a first heat exchange device for exchanging heat with liquid in the bathroom water pipeline, a second heat exchange device for exchanging heat with liquid in the drinking water pipeline, and a combustion device for providing heat energy for the first heat exchange device and the second heat exchange device, and the combustion device and the water proportion control valve are electrically connected with the controller.

In one embodiment, the combustion device comprises a shell provided with two combustion chambers, a combustor and two gas proportional valves, wherein the combustor is respectively communicated with the two combustion chambers through the two gas proportional valves, and the two combustion chambers are respectively arranged corresponding to the first heat exchange device and the second heat exchange device.

In one embodiment, the exhaust gas purification device further comprises a smoke collecting hood used for collecting exhaust gas combusted by the combustion device, the smoke collecting hood is a hollow part with one large opening end and one small opening end, the large opening end of the smoke collecting hood is communicated with the shell, and the small opening end of the smoke collecting hood is communicated with the outside.

In one embodiment, the exhaust gas treatment device further comprises a fan, the fan is used for blowing the exhaust gas generated by the combustion device to the smoke collecting hood, and the fan air outlet is communicated with the inside of the shell.

In one embodiment, an electric control valve for controlling the opening and closing of the drinking water pipeline is arranged at the water outlet end of the drinking water pipeline, and the electric control valve acts according to the detection information of the temperature detection device.

In one of them embodiment, be equipped with the return water pipeline on the drinking water pipeline, the return water pipeline set up in between drinking water inlet tube and the drinking water outlet pipe and respectively with drinking water inlet tube and drinking water outlet pipe intercommunication formation circulation circuit, be equipped with on the return water pipeline and be used for the drive liquid flow direction heating device's water pump, be used for preventing the liquid backward flow to drinking water pipeline goes out the check valve and the water storage tank of water end, the water storage tank set up in on the drinking water outlet pipe, temperature-detecting device locates on the water storage tank and can detect the temperature of the interior liquid of water storage tank.

In one embodiment, the bathroom water pipeline and the drinking water pipeline are communicated with an external tap water pipeline through the three-way valve.

Drawings

Fig. 1 is a schematic structural view of a dual-purpose gas water heater.

Description of reference numerals:

10. a water pipeline for bathroom; 101. a first water flow sensor; 102. an electrically controlled valve; 103. a water storage tank; 11. a bathroom water inlet pipe; 12. a bathroom heat exchange pipe; 13. a bathroom water outlet pipe; 20. a drinking water line; 201. a second water flow sensor; 21. a drinking water inlet pipe; 22. a drinking water heat exchange pipe; 23. a drinking water outlet pipe; 301. a first heat exchange means; 302. a second heat exchange means; 3031. a housing; 3032. a gas proportional valve; 3033. a burner; 40. a water proportional control valve; 50. a temperature detection device; 60. a smoke collecting hood; 70. a fan; 80. a water return pipeline; 801. a water pump; 802. a one-way valve; 90. and a three-way valve.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1, the utility model provides a dual-purpose water heater, include: pipeline 10 for bathroom with outside running water pipeline intercommunication, with outside running water pipeline intercommunication and with bathroom water pipeline 10 for to the heating device of bathroom heat exchange tube 12 and drinking water heat exchange tube 22 heating, set up in drinking water inlet tube 21 or on the drinking water outlet pipe 23 and be used for controlling the water proportion control valve 40 of the velocity of flow of liquid in the drinking water pipeline 20 and locate on the drinking water outlet pipe 23 and be used for detecting the temperature detection device 50 of the temperature of liquid in the drinking water outlet pipe 23, the controller respectively with water proportion control valve 40 with the temperature detection device 50 electricity is connected. The bathroom water pipeline 10 comprises a bathroom water inlet pipe 11, a bathroom heat exchange pipe 12 and a bathroom water outlet pipe 13 which are sequentially communicated; the drinking water pipeline 20 comprises a drinking water inlet pipe 21, a drinking water heat exchange pipe 22 and a drinking water outlet pipe 23 which are sequentially communicated; the heating means is capable of heating the liquid in the drinking water line 20 to boiling; when the temperature detecting device 50 detects that the temperature of the liquid in the drinking water inlet pipe 21 or the drinking water outlet pipe 23 is lower than the set temperature, the controller can receive the temperature information and control the water proportional control valve 40 to reduce the liquid flow in the drinking water pipeline 20 so as to reduce the heating load of the heating device.

The bathroom water inlet pipe 11 and the drinking water inlet pipe 21 can be connected with the same water inlet main pipe to realize the water inlet of the bathroom water inlet pipeline 10 and the drinking water inlet pipeline 20, and the bathroom water inlet pipe 11 and the drinking water inlet pipe 21 are respectively connected with different heat exchange pipelines, so the bathroom water inlet pipeline 10 and the drinking water inlet pipeline 20 can respectively and independently operate, wherein the bathroom water inlet pipeline 10 can be used for conventional bathroom operation, and the drinking water inlet pipeline 20 can be matched with a heating device to heat tap water to 95-100 ℃ to achieve the purposes of sterilization and dechlorination, and therefore the tap water is converted into drinkable plain boiled water. Because be provided with water proportional control valve 40 on drinking water inlet tube 21 or the drinking water outlet pipe 23, so the aperture through water proportional control valve 40 changes, the rivers velocity in the steerable drinking water pipeline 20, in the actual operation, the drinking water outlet pipe 23 water temperature information that the controller detected according to temperature-detecting device 50, if drinking water pipeline 20 leads to the outlet water temperature to be less than the temperature because water flow is great, the controller can be through the aperture of control water proportional control valve 40, drinking water pipeline 20 water proportional control valve 40 reduces water flow, with the play water demand that satisfies the user. In addition, the water flow rate is controlled by the water proportional valve, and the fuel consumption of the burner 3033 can be reduced under the premise that the heating water reaches the drinking temperature by matching with the control of the controller on the combustion load, so that the effect of energy conservation is achieved.

In this embodiment, referring to fig. 1, the bathroom water pipeline 10 is provided with a first water flow sensor 101 for detecting whether the bathroom water pipeline 10 has water flow information; the drinking water pipeline 20 is provided with a second water flow sensor 201 for detecting whether the drinking water pipeline 20 has water flow information, and the first water flow sensor 101 and the second water flow sensor 201 are electrically connected to the controller. With the above arrangement, the controller can determine which of the sanitary water pipeline 10 and the drinking water pipeline 20 has water from the detection information of the first water flow sensor 101 and the second water flow sensor 201, and then control the heating device to be activated according to the determined information, so as to heat the liquid in the water pipeline. This kind of setting mode can make the water heater accurately judge user's water demand to this demand control is stronger and reduce energy consumption to the device action on the utility water pipeline.

In combination with the arrangement of the first water flow rate sensor 101 and the second water flow rate sensor 201, in the present embodiment, as shown in fig. 1, the heating device includes a first heat exchanging device 301 for exchanging heat with the liquid in the sanitary water pipeline 10, a second heat exchanging device 302 for exchanging heat with the liquid in the drinking water pipeline 20, and a combustion device for providing thermal energy to the first heat exchanging device 301 and the second heat exchanging device 302, and both the combustion device and the water ratio control valve 40 are electrically connected to the controller. Through the arrangement, the combustion device can start the corresponding first heat exchange device 301 or second heat exchange device 302 to heat the pipeline after respectively receiving the detection information of the first water flow sensor 101 and the second water flow sensor 201, the pertinence is stronger, and the water demand of users under different conditions can be met by different heating powers (the second heat exchange device 302 can heat the liquid in the drinking water pipeline 20 to boiling). Adopt the mode of gas heating to heat first heat exchange device 301 and second heat exchange device 302 respectively simultaneously and heat, this kind of mode heating efficiency is fast, reduces user's water consumption latency.

In combination with the arrangement of the combustion apparatus, in this embodiment, referring to fig. 1, the combustion apparatus includes a housing 3031 provided with two combustion chambers, a burner 3033, and two gas proportional valves 3032, the burner 3033 is respectively communicated with the two combustion chambers through the two gas proportional valves 3032, and the two combustion chambers are respectively arranged corresponding to the first heat exchanging device 301 and the second heat exchanging device 302. With the above arrangement, the burner 3033 can heat the first heat exchanging device 301 and the second heat exchanging device 302 respectively according to the control of the two gas proportional valves 3032. Wherein, the arrangement of the two combustion chambers can also ensure that the burner 3033 can independently carry out the heating of the first heat exchange device 301 and the second heat exchange device 302, and the liquid temperature of the water pipeline 10 for bathroom and the water pipeline 20 for drinking are prevented from being interfered.

In combination with the arrangement of the combustion apparatus, in this embodiment, as shown in fig. 1, a smoke collection cover 60 for collecting combustion exhaust gas of the combustion apparatus is further included, where the smoke collection cover 60 is a hollow member with one end being open and the other end being open, the end with the large opening of the smoke collection cover 60 is communicated with the housing 3031, and the end with the small opening of the smoke collection cover 60 is communicated with the outside. Through the setting of collection petticoat pipe 60, can collect the waste gas that produces in combustor 3033 combustion process, later discharge through its guide again, avoid flowing into indoor, cause the harm to user's health.

In combination with the arrangement of the smoke collecting hood 60, in the present embodiment, as shown in fig. 1, the smoke collecting hood further includes a fan 70, the fan 70 is configured to blow exhaust gas generated by the combustion apparatus toward the smoke collecting hood 60, and an air outlet of the fan 70 is communicated with the inside of the housing 3031. Through fan 70's setting, can provide power and blow the waste gas that burner burning produced to collection petticoat pipe 60, the guide is discharged outdoors under collection petticoat pipe 60's effect at last, when guaranteeing burner can normal operating, also reduces the gathering of waste gas, reduces the harm to user's health.

In the present embodiment, referring to fig. 1, an electric control valve 102 for controlling the opening and closing of the drinking water pipe 20 is provided at the water outlet end of the drinking water pipe 20, and the electric control valve 102 operates according to the detection information of the temperature detection device 50. Through the arrangement of the electric control valve 102, when the second water flow sensor 201 has a water flow signal, the drinking water pipeline 20 and the second heat exchange device 302 enter a working state, and the corresponding combustion device and the fan 70 both work normally; when the temperature detecting device 50 detects that the temperature is lower than the boiling temperature, the electric control valve 102 is in a closed state, so that the user is ensured not to drink water which is not subjected to high-temperature disinfection, and the use is safer.

In this embodiment, as shown in fig. 1, be equipped with return water pipeline 80 on drinking water pipeline 20, return water pipeline 80 set up in between drinking water inlet tube 21 and the drinking water outlet pipe 23 and respectively with drinking water inlet tube 21 and drinking water outlet pipe 23 intercommunication formation circulation loop, be equipped with on return water pipeline 80 and be used for the drive liquid flow direction heating device's water pump 801, be used for preventing the liquid reflux to drinking water pipeline 20 goes out the check valve 802 and the water storage tank 103 of water end, water storage tank 103 set up in on drinking water outlet pipe 23, temperature-detecting device 50 locate on water storage tank 103 and can detect the temperature of liquid in the water storage tank 103. Through the arrangement of the water return pipeline 80, when the second water flow sensor 201 has a water flow signal, the drinking water pipeline 20 and the second heat exchange device 302 enter a working state, and the corresponding combustion device and the fan 70 both work normally; when the temperature detection device 50 detects that the liquid temperature reaches 95-100 ℃, the water pump 801 is started to guide the liquid in the water return pipeline 80 to the drinking water heat exchange pipe 22 for heating and warming, then the liquid flows back to the water outlet end to form a circulation loop to accumulate heat in the liquid and achieve the purposes of sterilization and dechlorination, and finally when the temperature detection device 50 detects that the liquid temperature reaches 95-100 ℃, the water pump 801 stops working, the liquid flows to the drinking water outlet pipe 23 and accumulates in the water storage tank 103, so that enough boiled water consumption is ensured, and a user can normally take water at the drinking water outlet for drinking. This inner loop sets up, can store and keep warm drinking water on the one hand, and the follow-up drinking water of convenience of customers is taken, and on the other hand can be through the circulation, and the water temperature of guaranteeing to come out reaches basic killing temperature, ensures drinking water safety, has improved the operational reliability in drinking the water route.

Specifically, the temperature sensing probe of the temperature detection device 50 can be disposed in the water storage tank 103 to accurately obtain the water temperature of the water storage tank 103, and the body of the temperature detection device 50 can be fixed on the inner wall or the outer wall of the water storage tank 103, and also can be fixed at other positions, so that the temperature detection device can be set correspondingly according to actual requirements without affecting the functional effect of the temperature detection device 50. In this embodiment, the bathroom water pipe 10 and the drinking water pipe 20 are connected to an external tap water pipe through the three-way valve 90. Through three-way valve 90's setting, when can making water pipeline 10 for the bathroom and drinking water pipeline 20 communicate with outside water pipeline respectively, the intaking of two pipelines can both mutually noninterfere, realizes from this that water pipeline 10 for the bathroom and drinking water pipeline 20 independently operate, and the pertinence is stronger, and the operation of water heater is more reliable and more stable.

In the detailed description of the embodiments, various technical features may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The details of the foregoing embodiments are merely representative of several embodiments of the present invention, which are described in more detail and detail, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. Dual-purpose type water heater, its characterized in that includes:

the bathroom water pipeline (10) is communicated with an external tap water pipeline, and the bathroom water pipeline (10) comprises a bathroom water inlet pipe (11), a bathroom heat exchange pipe (12) and a bathroom water outlet pipe (13) which are sequentially communicated;

the drinking water pipeline (20) is communicated with an external tap water pipeline, and the drinking water pipeline (20) comprises a drinking water inlet pipe (21), a drinking water heat exchange pipe (22) and a drinking water outlet pipe (23) which are sequentially communicated;

the heating device is used for heating the bathroom heat exchange pipe (12) and the drinking water heat exchange pipe (22);

the water proportion control valve (40) is arranged on the drinking water inlet pipe (21) or the drinking water outlet pipe (23) and is used for controlling the flow rate of liquid in the drinking water pipeline (20);

the temperature detection device (50) is arranged on the drinking water outlet pipe (23) and is used for detecting the temperature of liquid in the drinking water outlet pipe (23);

and the controller is electrically connected with the water proportional control valve (40) and the temperature detection device (50) respectively.

2. The dual-use water heater according to claim 1, wherein: the bathroom water pipeline (10) is provided with a first water flow sensor (101) for detecting whether water flow information exists in the bathroom water pipeline (10); the drinking water pipeline (20) is provided with a second water flow sensor (201) for detecting whether the drinking water pipeline (20) has water flow information, and the first water flow sensor (101) and the second water flow sensor (201) are electrically connected with the controller.

3. The dual-use water heater according to claim 2, wherein: the heating device comprises a first heat exchange device (301) used for performing heat exchange on liquid in the bathroom water pipeline (10), a second heat exchange device (302) used for performing heat exchange on the liquid in the drinking water pipeline (20), and a combustion device used for providing heat energy for the first heat exchange device (301) and the second heat exchange device (302), wherein the combustion device and the water proportion control valve (40) are electrically connected with the controller.

4. The dual-use water heater according to claim 3, wherein: the combustion device comprises a shell (3031) provided with two combustion chambers, a burner (3033) and two gas proportional valves (3032), wherein the burner (3033) is respectively communicated with the two combustion chambers through the two gas proportional valves (3032), and the two combustion chambers are respectively arranged corresponding to the first heat exchange device (301) and the second heat exchange device (302).

5. The dual-use water heater according to claim 4, wherein: still including being used for collecting combustion device burning waste gas's collection petticoat pipe (60), collection petticoat pipe (60) are the big one end of one end opening little hollow member, collection petticoat pipe (60) open big one end with casing (3031) switch on, collection petticoat pipe (60) open little one end and outdoor switch on.

6. The dual-use water heater according to claim 5, wherein: the exhaust gas purification device further comprises a fan (70), the fan (70) is used for blowing exhaust gas generated by the combustion device to the smoke collecting hood (60), and an air outlet of the fan (70) is communicated with the interior of the shell (3031).

7. The dual-use water heater according to claim 1, wherein: an electric control valve (102) used for controlling the opening and closing of the drinking water pipeline (20) is arranged at the water outlet end of the drinking water pipeline (20), and the electric control valve (102) acts according to the detection information of the temperature detection device (50).

8. The dual-use water heater according to claim 1, wherein: be equipped with return water pipeline (80) on drinking water pipeline (20), return water pipeline (80) set up in form the circulation circuit with drinking water inlet tube (21) and drinking water outlet pipe (23) intercommunication respectively between drinking water inlet tube (21) and drinking water outlet pipe (23), be equipped with on return water pipeline (80) and be used for the drive liquid flow direction heating device's water pump (801), be used for preventing the liquid backward flow to check valve (802) and water storage tank (103) of drinking water pipeline (20) play water end, water storage tank (103) set up in on drinking water outlet pipe (23), temperature-detecting device (50) are located on water storage tank (103) and can detect the temperature of liquid in water storage tank (103).

9. The dual-use water heater according to claim 1, wherein: the bathroom water pipe (10) and the drinking water pipe (20) are communicated with an external tap water pipe through the three-way valve (90).