CN214199170U - Water storage type electric water heater with preheating function - Google Patents
Water storage type electric water heater with preheating function Download PDFInfo
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- CN214199170U CN214199170U CN202022940222.5U CN202022940222U CN214199170U CN 214199170 U CN214199170 U CN 214199170U CN 202022940222 U CN202022940222 U CN 202022940222U CN 214199170 U CN214199170 U CN 214199170U
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Abstract
The utility model relates to the field of electric water heaters, in particular to a water storage type electric water heater with preheating function, which comprises an inner container, a water inlet pipeline and a water outlet pipeline, wherein the water inlet pipeline and the water outlet pipeline are communicated with the inner container; a first temperature sensor is arranged in the inner container; the water outlet pipeline is communicated with the water inlet pipeline through a circulating pipeline, and an electronic switch valve and a water pump are arranged in series in the circulating pipeline; a water inlet pipeline positioned between the circulating pipeline and the water inlet is sequentially provided with a water flow sensor, a second temperature sensor and an instant heating device along the water inlet direction; the heating structure of the water storage type electric water heater is installed at the bottom or the outside of the inner container, and when the water storage type electric water heater is installed and used, the bottom has enough space, so that subsequent maintenance and operation can be facilitated.
Description
Technical Field
The utility model relates to an electric water heater field, especially a possess water storage formula electric water heater who preheats function.
Background
In the prior art, electric water heaters are various, and some electric water heaters are horizontally installed and used in a horizontal mode, so that the electric water heaters are classified into horizontal water storage electric water heaters. For example, chinese patent No. CN201145392Y discloses a horizontal water storage type electric water heater, in which an electric heating tube is arranged in an inner container, and the electric heating tube is arranged on the right end face of the inner container, and if a maintenance worker needs to repair the electric heating tube, the maintenance worker needs to detach the heating tube from the end face of the electric water heater for maintenance; however, when the horizontal water storage electric water heater is installed at home of a user, due to the limited installation position, the end faces at the two ends of the inner container are difficult to reserve enough space, so that maintenance personnel need to disassemble the whole water storage electric water heater for each maintenance, and the maintenance difficulty is greatly increased.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defect, the present invention provides a water storage type electric water heater with pre-heating function and easy maintenance.
To achieve the purpose, the utility model adopts the following technical proposal:
a water storage type electric water heater with a preheating function comprises an inner container, and a water inlet pipeline and a water outlet pipeline which are communicated with the inner container; one end of the water outlet pipeline is communicated with the water outlet of the inner container, and the other end of the water outlet pipeline is communicated with the water using end; one end of the water inlet pipeline is communicated with the water inlet of the inner container, and the other end of the water inlet pipeline is communicated with an external water source; a first temperature sensor is arranged in the inner container; the water outlet pipeline is communicated with the water inlet pipeline through a circulating pipeline, and an electronic switch valve and a water pump are arranged in series in the circulating pipeline; a water inlet pipeline positioned between the circulating pipeline and the water inlet is sequentially provided with a water flow sensor, a second temperature sensor and an instant heating device along the water inlet direction; the first temperature sensor, the electronic switch valve and the water pump are electrically connected; the water flow sensor, the second temperature sensor and the instant heating device are electrically connected.
Preferably, the first temperature sensor is arranged at the bottom of the liquid storage cavity of the inner container.
The water storage type electric water heater further comprises a control circuit, and the control circuit is electrically connected with the first temperature sensor and the second temperature sensor.
Specifically, the water using end is a shower head or a faucet.
Preferably, an electric heating assembly is arranged in the inner container; the electric heating assembly is arranged at the bottom of the inner container; the electrical heating assembly comprises: a heating flow channel and an electric heating film; the inner bag is equipped with the stock solution chamber, the bottom of inner bag transversely is equipped with the heating runner, the both ends of heating runner with stock solution chamber intercommunication, the outer wall of heating runner is equipped with the electrical heating membrane, the electrical heating membrane is used for flowing through the liquid of heating runner heats.
Preferably, the heating flow channel comprises a liquid inlet end and a liquid outlet end; the water inlet and the water outlet are respectively positioned at the left end and the right end of the inner container; the heating flow channel is located between the water inlet and the water outlet, the liquid inlet end is close to the water inlet, and the liquid outlet end is close to the water outlet.
Preferably, the liquid inlet end of the heating flow channel is lower than the liquid outlet end, so that the heating flow channel is transversely and obliquely arranged; the water outlet is provided with an extension pipeline; the lower end of the extension pipeline is communicated with the water outlet, and the upper end of the extension pipeline extends into a liquid storage cavity space right above the liquid outlet end.
Preferably, the heating flow channel comprises a plurality of liquid flow pipes which are arranged at intervals; the outer wall of each liquid flow pipe is wrapped with the electric heating film.
Preferably, the heating flow channel is a flat pipeline structure, and the outer wall of the flat pipeline structure is wrapped with the electric heating film.
Preferably, two ends of the heating flow channel are detachably arranged at the bottom of the inner container.
The utility model provides a possess water storage formula electric water heater who preheats function, its heating element installs in the bottom or the outside of inner bag, and when its installation used, the bottom had sufficient space, consequently can make things convenient for follow-up maintenance operation, in addition, water storage formula electric water heater possesses circulation heating function and preheats the function to can guarantee that the user can in time use hot water, and can obtain more hot water use amount.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention;
fig. 2 is a schematic structural view of the inner container according to an embodiment of the present invention;
fig. 3 is a schematic structural view of the electric heating assembly according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of the electric heating assembly according to another embodiment of the present invention.
Wherein: the water heating device comprises a water inlet pipeline 11, a water outlet pipeline 12, a water using end 13, a first temperature sensor 14, a circulating pipeline 15, an electronic switch valve 16, a water pump 17, a water flow sensor 18, a second temperature sensor 19, namely a heating device 20, an inner container 100, a water inlet 110, a water outlet 120, an extension pipeline 121, an electric heating assembly 200, a liquid inlet end 211, a liquid outlet end 212, a liquid flow pipe 231 and a flat pipeline structure 232.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
As shown in fig. 1, the water storage type electric water heater with a preheating function comprises an inner container 100, and a water inlet pipe 11 and a water outlet pipe 12 which are communicated with the inner container 100; one end of the water outlet pipeline 12 is communicated with the water outlet of the inner container 100, and the other end of the water outlet pipeline is communicated with the water using end 13; one end of the water inlet pipeline 11 is communicated with the water inlet of the inner container 100, and the other end of the water inlet pipeline is communicated with an external water source; a first temperature sensor 14 is arranged in the inner container 100; the water outlet pipeline 12 is communicated with the water inlet pipeline 11 through a circulating pipeline 15, and an electronic switch valve 16 and a water pump 17 are arranged in series in the circulating pipeline 15; a water flow sensor 18, a second temperature sensor 19 and a heating device 20 are sequentially arranged on the water inlet pipeline 11 between the circulating pipeline 15 and the water inlet along the water inlet direction; the first temperature sensor 14, the electronic switch valve 16 and the water pump 17 are electrically connected; the water flow sensor 18, the second temperature sensor 19 and the heating device 20 are electrically coupled.
The water storage type electric water heater has multiple working modes, and specifically comprises the following steps:
circulating heating mode: when a user does not use hot water, the first temperature sensor 14 detects the temperature of the liquid in the inner container 100, if the temperature is lower than a preset value, the electronic switch valve 16 is opened, the water pump 17 and the instant heating device 20 are started, the water pump 17 starts to pump low-temperature liquid out of the inner container 100 through the water inlet pipeline 11, the low-temperature liquid enters the inner container 100 through the circulating pipeline 15 and the water inlet pipeline 11 after being heated by the instant heating device 20 until the first temperature sensor 14 detects that the temperature of the liquid in the inner container 100 reaches the preset value, the water pump 17 and the instant heating device 20 stop working, and the electronic switch valve 16 is closed.
When the water flow sensor 18 detects that the liquid flow in the water pipe changes, and the water flow sensor is not in the circulation heating mode at this time, the storage type electric water heater can determine that the water flow is in the user water consumption mode at this time: the water pump 17 is not started, the electronic switch valve 16 is closed, and the liquid in the inner container 100 flows out from the water outlet pipeline 12 to the water using end 13.
When the user uses the water mode, the user can actively select whether the preheating mode needs to be started synchronously, namely, in the user water mode, the second temperature sensor 19 detects the temperature of the liquid flowing from the water source to the water inlet pipe, and the heating device 20 heats the liquid flowing into the inner container 100 from the water inlet pipe 11 according to the temperature, so that the liquid entering the inner container 100 can supplement the total amount of the liquid in the inner container 100 to a certain degree, and further, the user can be ensured to use more hot water in a certain time.
The first temperature sensor 14 is disposed at the bottom of the liquid storage cavity of the inner container 100. Because the lower liquid of temperature is located the bottom of stock solution chamber in the stock solution intracavity of inner bag 100, and the higher liquid of temperature is located the stock solution chamber top, consequently sets up first temperature sensor 14 in the bottom of stock solution chamber, can more accurate detection learn the minimum temperature of the inside liquid of stock solution chamber of inner bag 100 to can be through the accurate control of control circulation heating mode the liquid temperature in the inner bag 100.
The water storage type electric water heater further comprises a control circuit, and the control circuit is electrically connected with the first temperature sensor 14 and the second temperature sensor 19. The user can set a required liquid temperature preset value through the control panel, and the first temperature sensor 14 and the second temperature sensor 19 compare the detected temperature data with the temperature preset value, so that the working mode of the water storage type electric water heater can be switched more intelligently.
Specifically, the water end 13 is a shower or a faucet.
The electric heating component 200 can be synchronously arranged in the inner container 100 of the water storage type electric water heater, the electric heating component 200 is used for heating liquid in the inner closed space of the inner container 100, the heating mode in the inner container 100 and the heating mode outside the inner container 100 can be combined or switched according to the user requirements and use scenes, and the hot water efficiency and the use comfort degree of the water storage type electric water heater can be further improved; however, in order to ensure that the electric heating assembly 200 is disposed inside the inner container 100 and facilitate subsequent maintenance, the inner container 100 is modified as follows in this embodiment:
as shown in fig. 2, an electric heating assembly 200 is disposed in the inner container 100; the electric heating assembly 200 is arranged at the bottom of the inner container 100; the electric heating assembly 200 includes: a heating flow channel and an electric heating film;
the inner container 100 is provided with a liquid storage cavity, the bottom of the inner container 100 is transversely provided with the heating flow channel, two ends of the heating flow channel are communicated with the liquid storage cavity, the outer wall of the heating flow channel is provided with the electric heating film, and the electric heating film is used for heating liquid flowing through the heating flow channel.
After liquid is added into the inner container 100, the heating flow channel is filled with the liquid, the electric heating film heats the liquid in the heating flow channel, the liquid flows to the upper space of the liquid storage cavity after the temperature of the liquid is high, and meanwhile the liquid with lower temperature flows to the bottom of the inner container 100; according to the flowing rule, the liquid with lower temperature flows into the heating flow channel to be heated, and the heated liquid flows to the top of the inner container 100, so that a circulating heating mode is realized inside the inner container 100.
The heating component of the water storage type electric water heater is arranged at the bottom of the inner container 100, when the water storage type electric water heater is installed and used, the bottom of the water storage type electric water heater is bound to have enough space, so that subsequent maintenance operation can be facilitated, in addition, the electric heating component 200 adopts an electric heating film heating mode, the heat efficiency is higher compared with that of an electric heating rod, the electric heating film heats liquid in a heating flow channel at the outer wall of the heating flow channel, the electric heating component 200 is not in direct contact with the liquid, electric shock can be avoided, and the water storage type electric water heater is safer to use.
The heating flow channel comprises a liquid inlet end 211 and a liquid outlet end 212; the water inlet 110 and the water outlet 120 are respectively positioned at the left end and the right end of the inner container 100; the heating flow channel is located between the water inlet 110 and the water outlet 120, the liquid inlet end 211 is close to the water inlet 110, and the liquid outlet end 212 is close to the water outlet 120. Because by the liquid of electrical heating membrane heating can be followed go out liquid end 212 and flow, the lower liquid of temperature need be followed feed liquor end 211 flows in, moreover the preferred selection of the liquid that delivery port 120 flowed out is the higher liquid of temperature, and the liquid that the liquid outlet flowed in is the lower liquid of temperature, consequently will go out liquid end 212 and delivery port 120 and be close to the setting can be convenient for delivery port 120 in time to extract the higher liquid of temperature, be close to with feed liquor end 211 and water inlet 110 and set up can be convenient for feed liquor end 211 in time with the lower liquid suction heating flow path of temperature in and heat.
The liquid inlet end 211 of the heating flow channel is lower than the liquid outlet end 212, so that the heating flow channel is transversely obliquely arranged; the water outlet 120 is provided with an extension pipe 121; the lower end of the extension pipe 121 is communicated with the water outlet 120, and the upper end thereof extends into a liquid storage cavity space right above the liquid outlet end 212. The relative heights of the liquid inlet end 211 and the liquid outlet end 212 are optimized, so that liquid can flow along a single direction after being heated in the heating flow channel; because the liquid flowing out from the liquid outlet end 212 has higher temperature and flows to the upper part of the liquid outlet end 212, the liquid flowing out from the water outlet 120 can be better ensured to be the liquid with higher temperature after the extension pipeline 121 is additionally arranged.
As shown in fig. 3, the heating flow channel includes a plurality of liquid flow pipes 231 arranged at intervals; each of the liquid flow tubes 231 is wrapped with the electric heating film. The heating flow channel adopts a plurality of liquid flow tubes 231 arranged at intervals, so that the heating contact area of the heating film on the whole heating flow channel can be further increased, and the heating efficiency of the electric heating assembly 200 can be improved.
As shown in fig. 4, the heating flow channel is a flat pipeline structure 232, and the outer wall of the flat pipeline structure 232 is wrapped with the electric heating film. The flat pipe structure 232 can reduce the thickness of the liquid in the heating flow channel, so that the electric heating film can heat the liquid more rapidly and comprehensively, and the inside of the heating flow channel can be cleaned more conveniently compared with the implementation mode of a plurality of liquid flow pipes 231.
Both ends of the heating flow channel are detachably mounted at the bottom of the inner container 100. By behind the water storage formula electric water heater working period debris such as incrustation scale can be produced in the heating runner, need will electric heating element 200 dismantles to wash or change, will in this embodiment heating runner both ends with inner bag 100 demountable installation, made things convenient for greatly go out maintenance and installation of water formula electric water heater. Specifically, the detachable installation of the heating flow channel and the inner container 100 can be realized by adopting the existing structure such as a quick connector or a bolt-matched sealing gasket.
Specifically, the heating flow channel is made of a heat conduction material, and the electric heating film is further wrapped by a heat insulation material layer.
Specifically, the heating runner can adopt the copper product material to make, is convenient for the electrical heating membrane with heat transfer extremely in the heating runner, the thermal insulation material layer is formed by current thermal insulation material setting, makes the electrical heating membrane is thermal-insulated with the external world, guarantees the heating heat of electrical heating membrane is as much as possible the transfer extremely in the heating runner, thereby improves water storage formula electric water heater's heating efficiency.
Specifically, the electrical heating membrane has the polylith, every the electrical heating membrane and external power source and control circuit electric connection, polylith electrical heating membrane concatenation and general the heating runner wraps up completely. Each electric heating film can be independently controlled and operated, and the heating state of the electric heating film can be controlled by the water storage type electric heater independently or in combination according to heating requirements, so that the working mode of the electric heating assembly 200 is more flexible.
Specifically, the electric heating film is a graphene heating thick film.
Specifically, the water storage type electric water heater further comprises a third temperature sensor; the third temperature sensors are arranged at the liquid inlet end 211 and the liquid outlet end 212 of the heating flow channel; the temperature sensor is electrically connected with the control circuit. The third temperature sensor is an existing detection element and can detect the temperature difference of the liquid at the two ends of the heating flow channel, so that the heating effect of the electric heating assembly 200 on the liquid is known, the control circuit timely adjusts the working state of the electric heating assembly 200 according to the heating effect and the requirement of a user on the water temperature, and therefore the water storage type electric water heater can complete the work more accurately.
The utility model provides a possess water storage formula electric water heater who preheats function, its heating element installs in the bottom or the outside of inner bag, and when its installation used, the bottom must have sufficient space, consequently can make things convenient for follow-up maintenance operation, in addition, water storage formula electric water heater possesses circulation heating function and preheats the function to can guarantee that the user can in time use hot water, and can obtain more hot water use amount.
The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A water storage type electric water heater with a preheating function comprises an inner container, and a water inlet pipeline and a water outlet pipeline which are communicated with the inner container; one end of the water outlet pipeline is communicated with the water outlet of the inner container, and the other end of the water outlet pipeline is communicated with the water using end; one end of the water inlet pipeline is communicated with the water inlet of the inner container, and the other end of the water inlet pipeline is communicated with an external water source; the temperature control device is characterized in that a first temperature sensor is arranged in the inner container; the water outlet pipeline is communicated with the water inlet pipeline through a circulating pipeline, and an electronic switch valve and a water pump are arranged in series in the circulating pipeline; a water inlet pipeline positioned between the circulating pipeline and the water inlet is sequentially provided with a water flow sensor, a second temperature sensor and an instant heating device along the water inlet direction; the first temperature sensor, the electronic switch valve and the water pump are electrically connected; the water flow sensor, the second temperature sensor and the instant heating device are electrically connected.
2. The electric water heater with the preheating function as claimed in claim 1, wherein the first temperature sensor is disposed at a bottom of the liquid storage cavity of the inner container.
3. The water storage type electric water heater with the preheating function as claimed in claim 1, further comprising a control circuit, wherein the control circuit is electrically connected with the first temperature sensor and the second temperature sensor.
4. The electric water heater with preheating function as claimed in claim 1, wherein the water end is a shower head or a faucet.
5. The electric water heater with the preheating function as claimed in claim 1, wherein an electric heating component is arranged in the inner container; the electric heating assembly is arranged at the bottom of the inner container; the electrical heating assembly comprises: a heating flow channel and an electric heating film; the inner bag is equipped with the stock solution chamber, the bottom of inner bag transversely is equipped with the heating runner, the both ends of heating runner with stock solution chamber intercommunication, the outer wall of heating runner is equipped with the electrical heating membrane, the electrical heating membrane is used for flowing through the liquid of heating runner heats.
6. The electric water heater with preheating function as claimed in claim 5, wherein the heating flow channel comprises an inlet end and an outlet end; the water inlet and the water outlet are respectively positioned at the left end and the right end of the inner container; the heating flow channel is located between the water inlet and the water outlet, the liquid inlet end is close to the water inlet, and the liquid outlet end is close to the water outlet.
7. The electric water heater with preheating function as claimed in claim 6, wherein the liquid inlet end of the heating channel is lower than the liquid outlet end, so that the heating channel is inclined transversely; the water outlet is provided with an extension pipeline; the lower end of the extension pipeline is communicated with the water outlet, and the upper end of the extension pipeline extends into a liquid storage cavity space right above the liquid outlet end.
8. The electric water heater with preheating function as claimed in claim 5, wherein the heating channel comprises a plurality of liquid flow pipes arranged at intervals; the outer wall of each liquid flow pipe is wrapped with the electric heating film.
9. The electric water heater with the preheating function as claimed in claim 5, wherein the heating channel is a flat pipe structure, and the electric heating film is wrapped on the outer wall of the flat pipe structure.
10. The electric water heater with the preheating function as claimed in claim 8 or 9, wherein two ends of the heating flow channel are detachably mounted at the bottom of the inner container.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022940222.5U CN214199170U (en) | 2020-12-10 | 2020-12-10 | Water storage type electric water heater with preheating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022940222.5U CN214199170U (en) | 2020-12-10 | 2020-12-10 | Water storage type electric water heater with preheating function |
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| Publication Number | Publication Date |
|---|---|
| CN214199170U true CN214199170U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022940222.5U Active CN214199170U (en) | 2020-12-10 | 2020-12-10 | Water storage type electric water heater with preheating function |
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| Country | Link |
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| CN (1) | CN214199170U (en) |
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