WO2012040944A1

WO2012040944A1 - Conjoined instantaneous water heater capable of controlling heating cups separately

Info

Publication number: WO2012040944A1
Application number: PCT/CN2010/078078
Authority: WO
Inventors: 陈建亮
Original assignee: Chen Jianliang
Priority date: 2010-09-30
Filing date: 2010-10-25
Publication date: 2012-04-05
Also published as: CN201844529U

Abstract

A conjoined instantaneous water heater capable of controlling heating cups separately includes a water inlet connector (1), a water outlet connector (2) and more than two parallel heating mechanisms (3). Water inlet ends of the parallel heating mechanisms (3) are connected in parallel with water feed pipes (5) whose inlet ends are connected with the water inlet connector (1), and water outlet ends of the heating mechanisms (3) are connected in parallel with water outlet pipes (6) whose outlet ends are connected with the water outlet connector (2). Each heating mechanism (3) includes a heating cup (4), the water feed pipe (5), the water outlet pipe (6) and a starting device (7). The water feed pipe (5) is connected to the bottom of the heating cup (4), and the water outlet pipe (6) is connected to the top of the heating cup (4). The starting device (7) is located on the water feed pipe (5). A large quantity of hot water can be quickly obtained by using the water heater having the structure mentioned above. Moreover, even if one of the heating cups of heating mechanisms (3) failed to work, no other ones would be affected.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric heating device, and more particularly to a one-piece instant hot water heater with independent control of a heating cup. Background Art The existing instant hot water generally has only one heating cup. When a large amount of hot water is required, hot water may not be supplied due to the limitation of heating power. The one-piece instant water heater has a plurality of heating cups, which can supply hot water at the same time, and meet the requirements of a large amount of hot water. However, the heating cups of the existing one-piece instant water heaters are connected in series, and a starting device is used to control the operation of the machine; this tends to cause local temperature to be too high and affect the service life of the machine. If the starting device is damaged, all the heat is generated. The cups are not working. At present, the general electronic plate type water heater uses a magnet disposed in the water inlet pipe to float under the action of water pressure to attract the reed switch to trigger the electronic board, thereby driving the whole machine to work. This startup setting is easily affected by impurities in the water, which may cause the machine to not work, or the machine cannot turn off the water and turn off the electricity, causing damage to the water heater.

SUMMARY OF THE INVENTION The present invention is directed to a problem of the prior art, and provides a one-piece instant hot water heater with an independent starting device and independent control of a heating cup.

In order to achieve the above object, the integrated type instant water heater independently controlled by the heating cup of the present invention comprises a water inlet connector, a water outlet connector, and two or more parallel heating mechanisms, and the water inlet ends of the parallel heating mechanisms are connected in parallel to the water inlet pipe. The inlet end of the inlet pipe is provided with a water inlet connector, the outlet end is connected in parallel with the outlet pipe, and the outlet end of the outlet pipe is connected to the outlet connector, and the heating mechanism comprises a heating cup, an inlet pipe, an outlet pipe, and a starting device, respectively. The inlet pipe is connected to the bottom end of the heating cup, and the outlet pipe is connected to the top end of the heating cup, and the starting device is arranged on the inlet pipe.

The water inlet pipe is respectively connected with a thyristor, a thyristor heat dissipating block and a starting device. The thyristor heat sink can provide good heat dissipation to the thyristor, ensuring that the thyristor is not broken down by overheating.

The starting device is connected to an electronic control panel, and the electronic control panel is provided with a power adjustment button. The power adjustment button can be adjusted to adjust the power of the water heater to change the water temperature.

A water flow regulating switch is arranged at the communication inlet head and the inlet pipe to adjust the water flow rate of the total influent water, thereby adjusting the water temperature.

The water inlets of the parallel heating mechanisms are respectively provided with water flow adjustment switches to adjust the water intake amount of each electric cup.

In order to facilitate the user to observe the water temperature, the water outlet connector and the outlet pipe are provided with an end water temperature sensing head, and the temperature sensing head is connected to the display module.

The display module comprises a power control main board and a digital display screen, wherein the power control main board and the water temperature sensing head are electrically connected, and the digital display screen is connected with the power control main board.

The starting device is provided with a water flow limiting hole and a micro switch for increasing the water pressure. The working principle of the starting device is as follows: The water flows through the starting device, and under the action of the limiting hole in the starting device, the water pressure suddenly increases, thereby driving the micro switch to close, and the starting signal is sent to the thyristor and the electronic control board, and the heating cup starts. heating. Such a starting device is not affected by water quality, impurities and voltage in the water.

The upper half of the heating cup is provided with a thermal circuit breaker, and the structure can prevent the thermal type due to short circuit or other reasons. The safety hazard caused by the out of control of the water heater. When the outlet water temperature exceeds the set value of the heat-breaking cup protector set in the heating cup, the thermal circuit breaker will work to cut off the power of the group of heating cups, and the group of heating cups will stop working, thereby reducing the water temperature and preventing people from scald.

In the utility model, two or more heating mechanisms are arranged in parallel, and are independent heating systems. Even if the heating cup of one of the heating mechanisms is damaged, the heating cup of other heating mechanisms is not affected. The heating cup is connected to the waterway by a nut, which makes it easy to replace the heating cup.

In short, by adopting the structure of the utility model, two or more parallel heating mechanisms are arranged to heat the water heater, and a large amount of hot water can be obtained quickly without power limitation; at the same time, each heating mechanism is provided with an independent starting device and a heating cup, The independent heating system, even if the heating cup of one of the heating mechanisms is damaged, will not affect the heating cup work of other heating mechanisms; the starting device used is not affected by water quality, impurities and voltage in the water.

BRIEF DESCRIPTION OF THE DRAWINGS The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.

1 is a schematic structural view of a one-piece instant hot water heater independently controlled by a heating cup of the present invention;

2 is an enlarged schematic structural view of a one-piece instant hot water heater starting device independently controlled by the heating cup of the present invention.

DETAILED DESCRIPTION OF PREFERRED EMBODIMENTS As shown in FIG. 1 or FIG. 2, the utility model comprises a water inlet connector 1, a water outlet connector 2, two or more parallel heating mechanisms 3, and the parallel heating mechanism 3 inlet end is connected in parallel to the water inlet pipe 5 The water inlet end of the inlet pipe 5 is provided with an inlet connector 1 , and the outlet end is connected in parallel with the outlet pipe 6 . The outlet end of the outlet pipe 6 is connected to the outlet connector 2 , and the heating mechanism 3 includes a heating cup 4 and an inlet pipe 5 respectively. The water outlet pipe 6, the starting device 7, the water inlet pipe 5 is connected to the bottom end of the heating cup 4, and the water outlet pipe 6 is connected to the top end of the heating cup 4, and the starting device 7 is provided on the water inlet pipe 5.

The water inlet pipe 5 is connected to the thyristor 8, the thyristor heat dissipating block 9 and the starting device 7, respectively. The thyristor heat sink 9 can provide good heat dissipation to the thyristor 8, ensuring that the thyristor 8 is not broken down by overheating.

The starting device 7 is connected to an electronic control board 10, and the electronic control board 10 is provided with a power adjusting button 11. The power of the water heater can be adjusted by adjusting the power adjusting button 11, thereby changing the water temperature.

A water flow regulating switch 12 is disposed at the communication inlet head 1 and the inlet pipe 5 to adjust the water flow rate of the influent water, thereby adjusting the water temperature.

The water inlet adjustment ports 18 are respectively provided at the water inlet ends of the parallel heating mechanisms 3, thereby adjusting the water intake amount of each of the electric heating cups 4. An outlet water temperature sensing head 13 is disposed at the junction of the outlet connector 2 and the outlet pipe 6, and the outlet temperature sensing head 13 is connected to the display module.

The display module 14 includes a power control main board 15 and a digital display 16. The power control main board 15 and the water temperature sensing head 13 are electrically connected, and the digital display 16 is connected to the power control main board 15.

The starting device 7 is provided with a water flow limiting hole 71 and a micro switch 72 for increasing the water pressure. The working principle of the starting device 7 is: water flows through the starting device, and under the action of the limiting hole 71 in the starting device 7, the water pressure suddenly increases, thereby driving the micro switch 72 to close, and the thyristor 8 and the electronic control board 10 are issued. The start signal, the heating cup 4 starts to heat up. Such a starting device 7 is not subject to water quality, impurities and electricity in water The effect of pressure.

The upper half of the heating cup 4 is provided with a thermal break protector. With this structure, it is possible to prevent a safety hazard caused by the out of control of the instant water heater due to a short circuit or other reasons. When the outlet water temperature exceeds the set value of the thermal circuit breaker 17 provided in the heating cup 4, the thermal circuit breaker 17 operates to cut off the power of the heating cup 4, and the heating cup 4 stops working. Reduce the temperature of the water to prevent people from scalding.

After the above structure is adopted, the influent water flows into the starting device 7 and the heating cup 4 of the three independent heating mechanisms 3 in the machine through the water inlet connector 1 and the water flow regulating switch 12, respectively. At this time, the water flows through the starting device 7, and under the action of the limiting hole 71 in the starting device, the water pressure suddenly increases, thereby driving the micro switch 72 to close, and issuing a start signal to the thyristor 8 and the electronic control board 10, the heating cup 4 Heating is started, and hot water flows from the outlet pipe 6 through the outlet temperature sensing head 13, and then flows out from the outlet connector 2. The water temperature sensing head 13 supplies the water temperature information to the digital display 16, thereby indicating the water temperature.

Claims

Claim

1. A one-piece instant water heater independently controlled by a heating cup, characterized in that: it comprises a water inlet connector, a water outlet connector, two or more parallel heating mechanisms, and the parallel heating mechanism inlet ends are connected in parallel The inlet pipe, the inlet end of the inlet pipe is provided with an inlet connector, the outlet end is connected in parallel with the outlet pipe, and the outlet end of the outlet pipe is connected to the outlet connector, and the heating mechanism comprises a heating cup, an inlet pipe, an outlet pipe, and a starting device respectively. The inlet pipe is connected to the bottom end of the heating cup, and the outlet pipe is connected to the top end of the heating cup, and the starting device is disposed on the inlet pipe.

2. The one-piece instant hot water heater independently controlled by the heating cup according to claim 1, wherein: the water inlet pipe is respectively connected with a thyristor, a thyristor heat dissipating block and a starting device.

3. The one-piece instant hot water heater independently controlled by the heating cup according to claim 1, wherein: the starting device is connected to an electronic control board, and the electronic control board is provided with a power adjustment button.

4. The one-piece instant hot water heater independently controlled by the heating cup according to claim 1, wherein: the water flow regulating switch is disposed at a communication between the water inlet connector and the water inlet pipe.

5. The one-piece instant hot water heater independently controlled by the heating cup according to claim 1, wherein: the water inlet regulating switches of the parallel heating means are respectively provided with water flow regulating switches.

6. The integrated hot water heater of the heating cup independently controlled according to claim 1, wherein: the outlet joint of the water outlet connector and the outlet pipe is provided with an outlet temperature sensing head, and the outlet temperature sensing head and the outlet The display modules are connected.

7. The integrated hot water heater of the heating cup independently controlled according to claim 6, wherein: the display module comprises a power control main board and a digital display screen, and the power control main board and the water outlet temperature sensing head are electrically connected. The digital display is connected to the power control board.

8. The one-piece instant hot water heater independently controlled by the heating cup according to claim 1, wherein: the starting device is provided with a water flow limiting hole and a micro switch for increasing the water pressure.

9. The integrated instant water heater of the heating cup independently controlled according to claim 1, wherein: the upper half of the heating cup is provided with a thermal break protector.