CN213345284U - Liquid heater - Google Patents

Abstract

The utility model provides a liquid heater, including glass kettle, steam generator and base, steam generator is including setting up heating vessel and container lid in the base, the container lid is equipped with export, opening, water receiving port, solenoid valve, water pump and three-way pipe, the three-way pipe includes first intercommunication mouth, second intercommunication mouth and third intercommunication mouth, first intercommunication mouth intercommunication the one end of water pump, the other end intercommunication of water pump the water receiving port, second intercommunication mouth intercommunication the export is led, third intercommunication mouth intercommunication the opening, the opening is located container lid bottom and intercommunication heating vessel, glass kettle bottom is equipped with the bellied conduction pipe that makes progress, the export is led and is located the container is covered and with the conduction pipe is supporting identical. The utility model discloses a liquid heater, its safety, health, it is convenient to add water, and is with low costs, can audio-visually see its operating condition.

Description

Liquid heater

Technical Field

The utility model relates to a liquid heating technique especially relates to a liquid heater.

Background

At present, most electric kettles for boiling water directly use a heating disc to heat water in the kettle at the bottom of the kettle, a kettle body is made of plastic or a plastic part is arranged on the kettle body, so that the electric kettle is unsafe and unsanitary for some consumers, at present, an electric heating container on the market meets the health requirement, particularly in the field of mother and baby food, the kettle body made of glass is widely favored, the kettle body made of glass generally adopts a thermal contact structure or a film-covered electromagnetic heating structure and the like, and the thermal contact structure has lower heat efficiency; the film-covered electromagnetic heating structure is complex to manufacture, higher in cost and lower in heat efficiency, and most of electric kettles for boiling water need to be manually used for receiving water, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

Based on the not enough of prior art, the utility model aims to provide a liquid heater, safety, health, it is convenient to add water, and is with low costs, can audio-visually see its operating condition.

In order to achieve the above purpose, the utility model provides a liquid heater, which comprises a glass kettle, a steam generator and a base, the steam generator comprises a heating container and a container cover which are arranged in the base, the container cover is provided with a guide outlet, an opening, a water receiving port, an electromagnetic valve, a water pump and a three-way pipe, the three-way pipe comprises a first communicating port, a second communicating port and a third communicating port, the first communicating port is communicated with one end of the water pump, the other end of the water pump is communicated with the water receiving port, the second communication port is communicated with the outlet, the third communication port is communicated with the opening, the opening is positioned at the bottom of the container cover and is communicated with the heating container, the electromagnetic valve is positioned between the third communicating port and the opening, a conducting pipe which protrudes upwards is arranged at the bottom of the glass kettle, and the conducting outlet is positioned on the container cover and matched with the conducting pipe.

As the utility model discloses liquid heater's improvement, the utility model discloses liquid heater the container lid still is equipped with the first port that connects, be equipped with on the base with the first second that connects electric port electric property complex connects the electric port, the solenoid valve with water pump electric connection the first port that connects.

As the utility model discloses liquid heater's improvement, the utility model discloses liquid heater the container lid is equipped with the link of outside extension, first connect the electric port to be located the link bottom, the water receiving port is located the lateral part of link, be equipped with the handle on the base, the second connects the electric port to be located handle upper portion.

As the utility model discloses liquid heater's improvement, the utility model discloses liquid heater the water pump with be equipped with the check valve between the first opening of connecting.

As the utility model discloses liquid heater's improvement, the utility model discloses liquid heater be equipped with the arch on the link, install infrared temperature sensor in the arch.

As the utility model discloses liquid heater's improvement, the utility model discloses liquid heater still includes NTC temperature sensor, NTC temperature sensor electric connection first connect the electric port, the glass kettle butt NTC temperature sensor.

As the utility model discloses liquid heater's improvement, the utility model discloses liquid heater still includes main control circuit board, control button and water level sensor, the water level sensor is located heating container, main control circuit board respectively with the control button the water level sensor with the second connects electric port electric connection.

As the utility model discloses liquid heater's improvement, the utility model discloses liquid heater the conduction pipe includes first body and second body, first body cup joints inside just of second body first body lower extreme fixed connection is in glass kettle bottom, first body with the sealed fixed connection in second body upper end, first body is equipped with introducing port, first passageway and conduction mouth, the introducing port be located glass kettle bottom and with export swing joint leads, first passageway is located in the first body, the conduction mouth is located first body top lateral part, first body with form the second passageway between the second body, first passageway with the second passageway passes through the conduction mouth intercommunication, second body bottom be equipped with the export of second passageway intercommunication.

Compared with the prior art, the utility model discloses liquid heater has following beneficial effect: the water dispenser is safe and sanitary, is convenient to add water, has low cost, and can visually see the working state of the water dispenser.

Drawings

Fig. 1 is a schematic view of the external barreled water of the liquid heater according to the preferred embodiment of the liquid heater of the present invention.

Fig. 2 is a schematic view of the glass pot, the cover and the base of the liquid heater according to the preferred embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a preferred embodiment of the liquid heater of the present invention.

Fig. 4 is a schematic enlarged partial view of the preferred embodiment of the liquid heater according to the present invention at the circle of fig. 3.

Fig. 5 is a schematic structural view of a glass kettle according to a preferred embodiment of the liquid heater of the present invention.

Fig. 6 is a schematic structural diagram of another embodiment of the liquid heater of the present invention.

Detailed Description

The utility model discloses liquid heater is applicable to and boils water, hot milk, makes tea, boils health preserving tea etc..

Preferred and other embodiments of the liquid heater of the present invention will be described in detail with reference to fig. 1, 2, 3, 4, 5 and 6.

Referring to fig. 1, 2, 3, 4 and 5, in this embodiment, the liquid heater of the present invention includes a glass pot 1, a steam generator 4 and a base 3, a pot lid 11 is disposed on the glass pot 1, the steam generator 4 includes a heating container 41 disposed in the base 3 and a container lid 5, the container lid 5 is covered on the heating container 41, a second sealing ring 58 is disposed between the container lid 5 and the heating container 41, the container lid 5 is provided with a guiding outlet 31, an opening 53, a water receiving port 523, an electromagnetic valve 57, a water pump 54 and a three-way pipe 56, the guiding outlet 31 is communicated with the opening 53, the three-way pipe 56 includes a first communication port 561, a second communication port 562 and a third communication port 563, the first communication port 561 is communicated with one end of the water pump 54, the other end of the water pump 54 is communicated with the water receiving port 523, the water receiving port 523 is connected with an external water source through a connecting pipe 210, such as being, the second communicating port 562 is communicated with the outlet 31, the third communicating port 563 is communicated with the opening 53, the opening 53 is located at the bottom of the container cover 5 and is communicated with the heating container 41, the heating container 41 comprises an inner container 413, a heat conducting aluminum plate 412 and a heating tube 411, the electromagnetic valve 57 is located between the third communicating port 563 and the opening 53, the electromagnetic valve 57 is conducted and closed to control the conduction and the closing of the third communicating port 563 and the opening 53, the bottom of the glass pot 1 is provided with an upward convex conduction tube 2, the outlet 31 is located on the container cover 5 and is matched and matched with the conduction tube 2, the first sealing ring 33 is arranged between the outlet 31 and the conduction tube 2, the liquid heater of the present invention can pump water to the heating container 41 from an external water source connected with the water receiving port 523 through the water pump 54, can also pump water to the glass pot 1, and then heats water in the glass pot through steam generated by the heating container 41, which is safe and sanitary, the water is convenient to add, the cost is low, the efficiency is high, and the working state can be visually seen. In addition, the steam generated by heating the container 41 may sterilize the baby bottle or heat the milk.

Further, in this embodiment, referring to fig. 3 and 4, the utility model discloses be equipped with check valve 55 between liquid heater's water pump 54 and the first opening 561, check valve 55 both can make water pump 54 toward first opening 561 pump water, and from water pump 54 leakage when avoiding heating container 41 to produce steam again, effectively slows down the thermal shock to water pump 54.

Further, referring to fig. 3 and 5, in this embodiment, the conduction pipe 2 of the liquid heater of the present invention includes a first pipe 21 and a second pipe 22, the first pipe 21 has an introduction port 211, a first passage 212 and a conduction port 213, the first pipe 21 is sleeved in the second pipe 22, a second passage 23 is formed between the first pipe 21 and the second pipe 22, the top ends of the first pipe 21 and the second pipe 22 are fixedly connected in a sealing manner, the introduction port 211 is located at the bottom of the glass pot 1 and movably connected with the introduction port 31, the conduction port 213 is located at the top of the first pipe 21, the conduction port 213 is communicated with the first passage 212 and the second passage 23, the lower portion of the second pipe 22 has an outlet 221, the outlet 221 is communicated with the second passage 23 and the inside of the glass pot 1, the glass pot 1 has a maximum water level line 13 and a spout 12, the top ends of the first pipe 21 and the second pipe 22 are higher than the maximum water level line 13, in the process of pumping water or supplying steam to the glass kettle 1, water or steam enters the first channel 212 from the inlet 211 and enters the second channel 23 through the conduction port 213, finally, the water or steam enters the glass kettle 1 from the outlet 221 to add water to the glass kettle 1 or perform steam heating on the water in the glass kettle 1, the outlet 221 can be arranged into a wavy or inclined port to reduce bubbles generated when the water or steam enters the glass kettle 1, the upper side edge of the first pipe body 21 is provided with the guide hole 222 for adjusting the steam pressure or water pressure input into the first pipe body 21, and meanwhile, the water in the glass kettle 1 can be prevented from flowing back into the conduction pipe 2 from the outlet 221 after being heated.

Further, referring to fig. 3 and 4, in this embodiment, the container cover 5 of the liquid heater of the present invention further has a first electrical connection port 522, and the base 3 is provided with a second electrical connection port 71 electrically matched with the first electrical connection port 522, and the electromagnetic valve 57 and the water pump 54 are electrically connected to the first electrical connection port 522.

Further, referring to fig. 3 and 4, in this embodiment, the container cover 5 of the liquid heater of the present invention is provided with a connecting end 52 extending outward, and the container cover 5 is convenient to be installed and separated on the base 3 through the connecting end 52, wherein the first electrical connection port 522 is located at the bottom of the connecting end 52, the water receiving port 523 is located at the side of the connecting end 52, the base 3 is provided with a handle 7, the second electrical connection port 71 is located at the upper portion of the handle 7, and the surface of the container cover 5 is further provided with a concave 51 for facilitating the placement of the glass pot 1.

Further, refer to fig. 1, fig. 2 fig. 3 and fig. 4, in this embodiment, the utility model discloses be equipped with arch 521 on liquid heater's the link 52, install non-contact's infrared ray temperature sensor 62 in the arch 521, the temperature feedback through infrared ray temperature sensor 62 detection glass kettle 1 shell is to main control circuit board 9, and main control circuit board 9 passes through the inside and outside temperature difference of glass kettle 1, adopts the temperature compensation mode can obtain the actual temperature of the water of heating in the glass kettle 1 to control the heating temperature of water in the glass kettle 1.

In this embodiment, the utility model discloses contact temperature sensor 61 is installed to the bottom of heating container 41 among the liquid heater, specifically, this contact temperature sensor 61 is kick-type temperature sensor, and contact temperature sensor 61 fixed connection is in heat conduction aluminum plate 412 bottom and electric connection main control circuit board 9, boils the in-process of water or production steam at heating container 41, prevents that heating container 41 temperature is unusual or dry combustion method.

Further, refer to fig. 1, fig. 2, fig. 3 and fig. 4, in this embodiment, the utility model discloses liquid heater still includes main control circuit board 9, control button 81 and water level sensor 82, water level sensor 82 is located heating container 41, water level sensor 82 is used for controlling the water level height when adding water for heating container 41, main control circuit board 9 respectively with control button 81, infrared temperature sensor, heating tube 413, water level sensor 82 and second meet electric port 71 electric connection, be equipped with electric connection port 10 on the base 3 and be used for connecting external power supply, external power supply is usually 100 and serves 240V voltage to provide power for main control circuit board 9.

The utility model discloses liquid heater's rationale: the water receiving port 523 is connected with an external water source through a connecting pipe 210, for example, the external water source is connected with the barreled water 200, and a control button 81 (the control button comprises a water adding key of a heating container 41, a water adding key of a glass kettle 1, a steam heating key, a temperature selection key and the like) is pressed down, wherein when the water adding key of the heating container 41 is pressed down, a water pump 54 pumps the three-way pipe 56 from the water receiving port 523, the main control circuit board 9 controls the electromagnetic valve 57 to be conducted, water preferentially enters the heating container 41 from the first communication port 561 through the opening 53 due to the action of gravity, when the water level reaches the water level sensor 82, the water level sensor 82 feeds back a signal to the main control circuit board 9, and the main control circuit board 9 controls the; when a water adding key of the glass kettle 1 is pressed, the water pump 54 pumps water into the three-way pipe 56 from the water receiving port 523, the main control circuit board 9 controls the electromagnetic valve 57 to be closed, after the water enters the first communication port 561, the water can only flow upwards to the second communication port 562 due to the closing of the electromagnetic valve 57, enters the conduction pipe 2 through the guide outlet 31, flows into the glass kettle 1 from the outlet 221, and controls the water amount entering the glass kettle 1 through the working time of the meter or the water pump 54, specifically, the water inlet amount can be accurately controlled not to exceed the maximum water level line 13 through the working time of the meter or the water pump 54 due to the fixed volume of the glass kettle 1, and finally, the main control circuit board 9 controls the water pump 54 to stop pumping water; when a steam heating key is pressed, the main control circuit board 9 controls the heating tube 411 to heat water in the heating container 41 to generate steam, at the moment, the main control circuit board 9 controls the control electromagnetic valve 57 to be conducted, the steam enters the first communicating port 561, the second communicating port 562 and the conducting port 31 from the outlet 221 to enter the conducting tube 2, the steam flows into the glass kettle 1 from the outlet 221 to heat the water, and when the infrared temperature sensor 62 detects a preset temperature, the main control circuit board 9 controls the heating tube 411 to stop heating.

Referring to fig. 6, in other embodiments, the utility model discloses liquid heater adopts NTC temperature sensor 63, the first power connection port 522 of NTC temperature sensor electric connection, glass kettle 1 butt NTC temperature sensor 63, NTC temperature sensor 63 feeds back temperature signal to main control circuit board 9, main control circuit board 9 passes through the inside and outside temperature difference of glass kettle 1, because NTC temperature sensor 63 direct contact glass kettle 1 bottom, NTC temperature sensor 63 detects the corresponding value of temperature more rapidly, can obtain the actual temperature of the water of heating in the glass kettle 1 through the temperature compensation mode, thereby control the heating temperature of the water in glass kettle 1. In other embodiments, the method is different from the embodiment only in temperature detection, and the other steps are basically the same.

Compared with the prior art, the utility model discloses following beneficial effect has: the water dispenser is safe and sanitary, is convenient to add water, has low cost, and can visually see the working state of the water dispenser.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims (8)

1. A liquid heater comprises a glass kettle, a steam generator and a base, and is characterized in that, the steam generator comprises a heating container and a container cover which are arranged in the base, the container cover is provided with a guide outlet, an opening, a water receiving port, an electromagnetic valve, a water pump and a three-way pipe, the three-way pipe comprises a first communicating port, a second communicating port and a third communicating port, the first communicating port is communicated with one end of the water pump, the other end of the water pump is communicated with the water receiving port, the second communication port is communicated with the outlet, the third communication port is communicated with the opening, the opening is positioned at the bottom of the container cover and is communicated with the heating container, the electromagnetic valve is positioned between the third communicating port and the opening, a conducting pipe which protrudes upwards is arranged at the bottom of the glass kettle, and the conducting outlet is positioned on the container cover and matched with the conducting pipe.

2. The liquid heater of claim 1, wherein: the container lid still is equipped with the first port that connects electricity, be equipped with on the base with the first second that connects the electric property of electricity port cooperation connects the electricity port, the solenoid valve with water pump electric connection the first port that connects electricity.

3. The liquid heater of claim 2, wherein: the container lid is equipped with the outside connection end that extends, first connect the electric port to be located the connection end bottom, the water receiving port is located the lateral part of connection end, be equipped with the handle on the base, the second connects the electric port to be located handle upper portion.

4. The liquid heater of claim 3, wherein: and a one-way valve is arranged between the water pump and the first communication port.

5. The liquid heater of claim 4, wherein: be equipped with the arch on the link, install infrared temperature sensor in the arch.

6. The liquid heater of claim 4, wherein: still include NTC temperature sensor, NTC temperature sensor electric connection first meet the electric port, the glass kettle butt NTC temperature sensor.

7. The liquid heater of claim 5 or 6, wherein: the water level sensor is positioned in the heating container, and the main control circuit board is electrically connected with the control key, the water level sensor and the second power connection port respectively.

8. The liquid heater of claim 1, wherein: the conduction pipe comprises a first pipe body and a second pipe body, the first pipe body is sleeved inside the second pipe body, the lower end of the first pipe body is fixedly connected to the bottom of the glass kettle, the upper end of the first pipe body is fixedly connected with the upper end of the second pipe body in a sealing mode, the first pipe body is provided with an introduction port, a first channel and a conduction port, the introduction port is located at the bottom of the glass kettle and movably connected with the conduction port, the first channel is located in the first pipe body, the conduction port is located on the side portion of the top end of the first pipe body, a second channel is formed between the first pipe body and the second pipe body, the first channel is communicated with the second channel through the conduction port, and the bottom end of the second pipe body is provided with an outlet communicated with the second channel.

Images