CN201007546Y - instant electric water heater - Google Patents

Abstract

The utility model relates to an instant electric water heater belongs to the electromechanical class. It comprises a display unit with a plurality of indicator lights and a plurality of keys; the heating pipe assembly is provided with a plurality of quartz glass pipes, the quartz glass pipes are inserted into a plurality of water tanks with metal sheets arranged between an upper high-temperature-resistant plastic upper cover and a lower high-temperature-resistant plastic upper cover, the outer surfaces of the quartz glass pipes are coated with electric heating films, silver paste electrodes are coated at two ends of each electric heating film, the electric heating films cover a part of electrodes, flow induction is arranged at a water flow leading-in position, and hot water induction is arranged at a water flow leading-out position; the water inlet pipe is arranged at the water flow leading-in position of the heating pipe component and is connected with the flow induction switch in a guiding way; and the water outlet pipe is arranged at the water flow guiding-out position of the heating pipe component and is connected with the hot water induction switch in a guiding way. Has the advantages that: improve anti-seismic performance and simple to operate, improve the security, increase of service life prevents piling up of incrustation scale and impurity, convenient operation, and power consumption is low, and the practicality is strong.

Description

instant electric water heater

technical field

The utility model relates to electromechanical products, in particular to an instant electric water heater.

Background technique

As we all know, electric water heaters are widely used in households and industries nowadays, so their safety and practicability have become the most important issues for users; commonly used electric water heaters must achieve the required heating temperature with high power. And the joints between the heat pipe components are likely to cause water leakage, and the heat pipe components can withstand lower pressure, and the shock resistance is also poor, thereby reducing the service life of the water heater, so its safety performance is thus reduced, and After it breaks down, the user is often not easy to find the problem, and many unexpected consequences may occur; in addition, after a period of use in the commonly used water heater, it is easy to cause the accumulation of scale and impurities, which needs to be improved.

Utility model content

The purpose of this utility model is to provide an instant electric water heater, which solves the problem that common electric water heaters must use high power to reach the required heating temperature, water heater heating pipe joints are prone to water leakage and cannot bear pressure, low shock resistance and inconvenient installation. Poor safety, short service life and easy to cause the accumulation of scale and impurities.

The technical scheme of the utility model is: comprising a display unit, which has a plurality of indicator lights and a plurality of buttons; There are multiple water tanks with metal sheets between the upper covers, and there are silicone gaskets on the upper and lower high-temperature-resistant plastic upper covers, and there are high-temperature-resistant plastic upper covers on the silicone gaskets. The outer surface of the quartz glass tube is coated Covered with electric heating film, and coated with silver paste electrodes at both ends, the electric heating film covers a part of the electrodes, the flow sensor is installed at the water flow inlet, and the hot water sensor is installed at the water flow outlet; a water inlet pipe is arranged at the heating pipe assembly The water flow inlet is connected to the flow sensor switch at the water flow inlet; a water outlet pipe is arranged at the water flow outlet of the heating pipe assembly and connected to the hot water sensor switch at the water flow outlet; wherein, the high temperature resistant plastic The upper cover is fixed by screws, and the upper and lower high-temperature-resistant plastic upper covers are fixed and supported by two fixed metal bars; the electrodes are provided with electrode rings, and the electrode rings are connected by metal sheets to form electrode strips; the electrothermal film is made of inorganic ceramics. , glass, carbon materials and other materials.

The utility model has the advantages of: the required heating temperature can be reached only with low power, which can effectively solve the problem of easy water leakage and pressure bearing between the joints; the anti-seismic performance is improved and the installation is convenient, the safety is improved, and the service life is extended. Prevent the accumulation of scale and impurities, easy to operate, and strong practicability.

Description of drawings:

Fig. 1 is the three-dimensional schematic view of the utility model;

Fig. 2 is the three-dimensional exploded schematic view of the utility model;

Fig. 3 and Fig. 4 are structural schematic diagrams of the utility model heating tube assembly;

Fig. 5 is a schematic diagram of an embodiment of the utility model.

Detailed ways:

As shown in accompanying drawings 1 to 4, the utility model electric water heater A at least includes a display unit B, a heating pipe assembly C, an inlet pipe D and an outlet pipe E, wherein the display unit B is provided with a power indicator B1, Working indicator light B2, fault indicator light B3, digital tube B4, bit indicator light B5, temperature symbol indicator B6, bit plus button B7, switch button B8, bit minus button B9, heating tube assembly C is provided with plural quartz The two ends of the glass tube C1 are inserted into the plurality of water tanks C21 of the upper and lower high-temperature-resistant plastic upper covers C2, C3, and a metal sheet C22 is arranged between each water tank C21, and the upper and lower high-temperature-resistant plastic upper covers C2, C3 is provided with a silicone gasket C4, and a high-temperature-resistant plastic upper cover C5, C6 is arranged on the silicone gasket C4. The two high-temperature-resistant plastic upper covers C5, C6 are fixed with screws C51, and the upper and lower two high-temperature-resistant The plastic upper cover C2 and C3 are fixed and supported by two fixed metal strips C23 and C24; the surface of the quartz glass tube C1 is coated with a layer of electrothermal film C11 made of inorganic ceramics, glass or carbon materials, and the two ends of the quartz glass tube are coated with There is a layer of silver paste electrode C12, and the electric heating film C11 covers a part of the electrode C12. The electrodes C12 at both ends of the quartz glass tube C1 are provided with electrode rings C13, and each electrode ring C13 is connected with a metal sheet C22 to form an electrode strip, and a water inlet pipe D is arranged at the inlet of the water flow of the heating pipe assembly C, and is connected to the flow sensor switch C7 at the inlet of the water flow, and another outlet pipe E is arranged at the outlet of the water flow of the heating pipe assembly C, and is connected to the heat at the outlet of the water flow. Water sensor switch C8.

As shown in attached drawings 2 to 5, the display unit B is provided with a two-digit digital tube B4, which shows the temperature of the water heated by the electric water heater A, and is equipped with a power indicator B1, a working indicator B2, and a fault indicator B3, bit indicator light B5, temperature symbol indicator B6, to respectively display power supply, fault, actual temperature work and file bit display; there are also bit plus button B7, switch button B8, bit minus button B9, and There is also a buzzer for button prompts and alarm prompts; when the electric water heater A is powered on, the buzzer will sound once at the same time, the power indicator B1 will light up, and the system will enter the standby state. If the switch button B8 is pressed, the system will start. The bit display light B5 is on and is in the first gear state, and the digital tube B4 displays the current water temperature in the electric water heater A. At this time, open the water inlet valve, the system judges that there is water entering by the flow sensor switch C7, and the working indicator light B2 is on, and the heating tube assembly C starts to heat, and the heating gear can be adjusted by the bit plus button B7 or the bit minus button B9. When the water flow temperature is higher than the set range, the hot water sensor switch C8 turns off the system heating, and resumes heating when the temperature is lower than the set range; in the event of sensor disconnection, short circuit, dry heating, leakage and other failures , the fault indicator light B3 is on, and the digital tube B4 displays the fault code and the buzzer sounds.

Claims (4)

1. instant electric water heater, it is characterized in that: include a display unit, it has plural indicator lamp and plural button; One heating tube assembly, it is provided with plural quartz glass tube, and this quartz glass tube is plugged between upper and lower two high-temperature resistance plastice loam cakes and is provided with in the plural tank of sheet metal, and cover on upper and lower high-temperature resistance plastice and be provided with silica gel pad, be provided with the high-temperature resistance plastice loam cake again on silica gel pad, the outer surface of quartz glass tube is coated with Electric radiant Heating Film, and scribble ag paste electrode at two ends, Electric radiant Heating Film covers a part of electrode, and current importing place is provided with flow sensing, is provided with the hot water induction in current derivation place; One oral siphon, it is configured in current importing place of heating tube assembly, and is connected to the flow sensing switch of current importing place; One outlet pipe, it is configured in current derivation place of heating tube assembly, and is connected to the hot water inductive switch of current derivation place.

2. instant electric water heater according to claim 1 is characterized in that: fix with screw between said high-temperature resistance plastice loam cake, between upper and lower two high-temperature resistance plastice loam cakes with two fixing metal bar fixed supports

3. instant electric water heater according to claim 1 is characterized in that: said electrode is provided with the electrode ring set, and each electrode ring set is connected to form electrode strip with sheet metal.

4. instant electric water heater according to claim 1 is characterized in that: said Electric radiant Heating Film is made with inorganic ceramic, glass or material with carbon element.

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